1 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
3 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
4 to an unallocated space.
6 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
9 (split_constant_offset): Enable split_constant_offset to extract
10 constants from other statements.
11 * tree-vect-transform.c
12 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
13 to a temp var. Force base_offset to be simple.
15 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
17 * df-scan.c (df_scan_verify): Remove artificial limit on
18 the number of blocks for verification.
19 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
20 df_simulate_defs): Avoid unnecessary insn checking for defs.
22 2007-07-29 Mark Mitchell <mark@codesourcery.com>
25 * config/m68k/lb1sf68.asm (FUNC): New macro.
27 (__udivsi3): Likewise.
29 (__umodsi3): Likewise.
56 2007-07-30 Ollie Wild <aaw@google.com>
58 * c-ppoutput.c (print_lines_directives_only): New function.
59 (scan_translation_unit_directives_only): New function.
60 (preprocess_file): Add call to scan_translation_unit_directives_only.
61 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
62 (sanitize_cpp_opts): Add default flag_dump_macros setting for
63 -fdirectives-only. Add errors for -fdirectives-only conflict with
64 -Wunused-macros and -traditional.
65 (finish_options): Add builtin macro initialization for
66 -fdirectives-only + -fpreprocessed.
67 * c.opt (fdirectives-only): New.
68 * doc/cppopts.texi (fdirectives-only): New.
70 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
72 * alias.c (record_set, memory_modified_1): Constify.
73 * bt-load.c (note_btr_set): Likewise.
74 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
75 * combine.c (set_nonzero_bits_and_sign_copies,
76 expand_field_assignment, record_dead_and_set_regs_1,
77 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
78 likely_spilled_retval_1): Likewise.
79 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
80 frv_io_handle_set): Likewise.
81 * config/mips/mips.c (mips_sim_record_set,
82 vr4130_true_reg_dependence_p_1): Likewise.
83 * config/mt/mt.c (insn_dependent_p_1): Likewise.
84 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
85 * config/sh/sh.c (flow_dependent_p_1): Likewise.
86 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
87 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
88 * ddg.c (mark_mem_store): Likewise.
89 * df-problems.c (df_urec_mark_reg_change): Likewise.
90 * function.c (update_epilogue_consts): Likewise.
91 * gcse.c (record_set_info, record_last_set_info,
92 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
93 reg_clear_last_set): Likewise.
94 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
96 * jump.c (reversed_comparison_code_parts): Likewise.
97 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
98 reg_is_set): Likewise.
99 * loop-iv.c (mark_altered): Likewise.
100 * mode-switching.c (reg_becomes_live): Likewise.
101 * optabs.c (no_conflict_move_test): Likewise.
102 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
104 * postreload.c (reload_combine_note_store, move2add_note_store):
106 * regmove.c (flags_set_1): Likewise.
107 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
109 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
111 * resource.c (update_live_status): Likewise.
112 * rtl.h (set_of, note_stores): Likewise.
113 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
114 note_stores, parms_set): Likewise.
115 * sched-rgn.c (sets_likely_spilled_1): Likewise.
116 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
118 * var-tracking.c (count_stores, add_stores): Likewise.
120 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
122 * alias.c (mems_in_disjoint_alias_sets_p,
123 fixed_scalar_and_varying_struct_p, aliases_everything_p,
124 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
125 write_dependence_p, mems_in_disjoint_alias_sets_p,
126 read_dependence, true_dependence, canon_true_dependence,
127 anti_dependence, output_dependence): Constify.
128 * combine.c (extended_count): Likewise.
129 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
130 * cselib.c (get_value_hash, references_value_p,
131 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
132 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
133 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
134 * function.c (contains, prologue_epilogue_contains,
135 sibcall_epilogue_contains): Likewise.
136 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
137 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
138 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
139 reg_or_subregno): Likewise.
140 * recog.c (asm_noperands): Likewise.
141 * reload1.c (function_invariant_p): Likewise.
142 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
143 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
144 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
145 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
146 true_regnum, reg_or_subregno, condjump_in_parallel_p,
147 extended_count, prologue_epilogue_contains,
148 sibcall_epilogue_contains, function_invariant_p, true_dependence,
149 canon_true_dependence, read_dependence, anti_dependence,
150 output_dependence): Likewise.
151 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
153 2007-07-30 Julian Brown <julian@codesourcery.com>
155 * config/arm/neon.md (V_ext): New mode attribute.
156 (neon_vget_lane<mode>): Replace with define_expand.
157 (neon_vget_lane<mode>_sext_internal)
158 (neon_vget_lane<mode>_zext_internal): New define_insns for double
159 and quad precision vectors.
160 (neon_vget_lanedi): Add bounds check. Remove dead comment.
161 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
162 have typeless 32-bit result.
164 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
167 * tree-affine.h (aff_tree): The type of rest is sizetype for types
169 * tree-affine.c (aff_combination_scale): If type is a pointer type,
170 use sizetype for rest.
171 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
172 (aff_combination_convert): Don't convert rest for pointer types.
174 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
176 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
178 * tree-ssa-alias.c: Add alloc-pool.h.
179 (init_alias_info): Free alias_bitmap_obstack.
180 (delete_alias_info): Call delete_mem_ref_stats.
181 (get_mem_sym_stats_for): Use alloc_pool.
182 (init_mem_ref_stats): Do not delete mem_ref_stats here.
183 (delete_mem_sym_stats): Removed.
185 2007-07-29 Sebastian Pop <sebpop@gmail.com>
187 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
188 functions cannot be represented as classical distance vectors.
190 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
192 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
193 * builtins.c (validate_arg, builtin_mathfn_code,
194 validate_arglist): Likewise.
195 * calls.c (call_expr_flags): Likewise.
196 * combine.c (reg_nonzero_bits_for_combine,
197 reg_num_sign_bit_copies_for_combine, get_last_value,
198 reg_truncated_to_mode): Likewise.
199 * emit-rtl.c (subreg_lowpart_p): Likewise.
200 * expr.c (highest_pow2_factor_for_target,
201 categorize_ctor_elements_1, categorize_ctor_elements,
202 count_type_elements, contains_packed_reference,
203 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
204 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
205 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
206 native_encode_int, native_encode_real, native_encode_complex,
207 native_encode_vector, native_encode_expr, native_interpret_int,
208 native_interpret_real, native_interpret_complex,
209 native_interpret_vector, native_interpret_expr): Likewise.
210 * function.c (use_register_for_decl): Likewise.
211 * gimplify.c (get_name): Likewise.
212 * langhooks-def.h (lhd_return_null_const_tree): New.
213 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
214 * langhooks.c (lhd_return_null_const_tree): New.
215 * langhooks.h (lang_get_callee_fndecl): Constify.
216 * output.h (constructor_static_from_elts_p): Likewise.
217 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
218 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
219 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
220 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
221 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
222 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
223 * rtlhooks-def.h (reg_nonzero_bits_general,
224 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
226 * rtlhooks.c (reg_num_sign_bit_copies_general,
227 reg_nonzero_bits_general, reg_truncated_to_mode_general):
229 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
230 * stor-layout.c (mode_for_size_tree): Likewise.
231 * tree-ssa-loop-im.c (memref_eq): Likewise.
232 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
233 * tree.c (contains_placeholder_p, type_list_equal,
234 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
236 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
237 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
238 contains_placeholder_p, contains_packed_reference,
239 get_callee_fndecl, operand_equal_for_phi_arg_p,
240 warn_if_unused_value, is_body_block, native_encode_expr,
241 native_interpret_expr, fold_convertible_p, operand_equal_p,
242 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
243 validate_arglist, simple_cst_equal, type_list_equal,
244 use_register_for_decl, call_expr_flags, get_name,
245 highest_pow2_factor): Likewise.
246 (const_call_expr_arg_iterator_d,
247 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
248 first_const_call_expr_arg, more_const_call_expr_args_p,
249 FOR_EACH_CONST_CALL_EXPR_ARG): New.
250 * varasm.c (constructor_static_from_elts_p): Constify.
252 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
254 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
255 config/arm/neon-schedgen.ml, config/arm/neon.ml,
256 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
257 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
258 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
259 tree-vect-transform.c, tree.def: Fix comment typos. Follow
260 spelling conventions.
261 * doc/invoke.texi: Follow spelling conventions.
263 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
264 Revital Eres <eres@il.ibm.com>
266 * modulo-sched.c (sms_schedule): Avoid loops which includes
267 auto-increment instructions.
269 2007-07-28 Richard Guenther <rguenther@suse.de>
272 * fold-const.c (fold_cond_expr_with_comparison): Convert
273 operand zero of MIN/MAX_EXPR to correct type.
275 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
277 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
278 flags_from_decl_or_type): Constify.
279 * gcc.c (do_spec_1): Likewise.
280 * print-tree.c (dump_addr, print_node_brief): Likewise.
281 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
282 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
283 tree_purge_all_dead_eh_edges): Likewise.
284 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
285 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
287 * tree.c (expr_location, expr_has_location, expr_locus,
288 expr_filename, expr_lineno, get_inner_array_type,
289 fields_compatible_p): Likewise.
290 * tree.h (get_inner_array_type, fields_compatible_p,
291 expr_location, expr_has_location, expr_locus, expr_filename,
292 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
293 setjmp_call_p, alloca_call_p): Likewise.
295 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
297 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
300 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
302 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
303 (compute_flow_insensitive_aliasing): Ditto for
306 2007-07-27 Jan Hubicka <jh@suse.cz>
308 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
311 * attribs.c: Include hashtab.h
312 (attribute_hash): New.
313 (substring): New structure.
314 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
316 (init_attributes): Initialize attribute hash.
317 (decl_attributes): Use attribute hash.
318 * Makefile.in (attribs.c): Depend on hashtab.h.
320 2007-07-27 Steve Ellcey <sje@cup.hp.com>
322 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
324 2007-07-27 Richard Sandiford <richard@codesourcery.com>
326 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
327 __mips_dspr2 and __mips_dsp_rev macros.
328 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
330 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
332 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
334 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
338 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
339 and the updating of the live and do_not_gen sets.
340 (df_note_bb_compute): Added updating of live and do_not_gen sets
341 for regular defs so that the case of clobber inside conditional
342 call is processed correctly.
344 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
346 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
347 operands with compatible type.
349 2007-07-27 Richard Sandiford <richard@codesourcery.com>
351 * expr.h (store_bit_field): Don't return a value.
352 * expmed.c (check_predicate_volatile_ok): New function.
353 (store_bit_field_1): New function, extracted from store_bit_field.
354 Take a fallback_p argument and return true if the operation succeeded.
355 Only use store_fixed_bit_field if fallback_p. Don't recompute
356 mode_for_extraction; use op_mode instead. Try forcing memories
357 into registers if the insv expander fails.
358 (store_bit_field): Use store_bit_field_1 with fallback_p true.
359 Don't return a value.
360 (convert_extracted_bit_field): New function, extracted from
362 (extract_bit_field_1): Likewise. Take a fallback_p argument
363 and return NULL if the operation succeeded. Only use
364 extract_fixed_bit_field if fallback_p. Only calculate one
365 extraction mode. Combine code for extv and extzv. Try forcing
366 memories into registers if the ext(z)v expander fails.
367 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
369 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
371 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
373 (df_ref): Likewise. Put regno with other integer fields.
375 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
377 * df.h (df_mw_hardreg): Remove "loc" field.
378 * df-scan.c (df_ref_record): Don't set it. Remove redundant
380 * df-problems.c (df_whole_mw_reg_unused_p): New function,
381 split out from df_set_unused_notes_for_mw. Return false for
382 partial references. Assert that mw_reg is a REG when returning true.
383 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
384 (df_whole_mw_reg_dead_p): New function, split out from
385 df_set_dead_notes_for_mw. Return false for partial references.
386 Assert that mw_reg is a REG when returning true.
387 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
388 Remove redundant bitmap check.
390 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
392 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
393 ($(T)crtend.o): Likwise.
394 ($(T)crtbeginS.o): Likwise.
395 ($(T)crtendS.o): Likwise.
396 ($(T)crtfastmath.o): Likwise.
398 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
400 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
401 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
402 * basic-block.h (struct control_flow_graph): Added x_dom_computed
403 and x_n_bbs_in_dom_tree fields.
405 2007-07-26 Steve Ellcey <sje@cup.hp.com>
407 PR tree-optimization/32087
408 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
409 Do not call scale_bbs_frequencies_int with prob of zero.
411 2007-07-26 Julian Brown <julian@codesourcery.com>
413 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
414 (neon_element_bits): Add prototypes.
415 * config/arm/arm.c (bounds_check, neon_lane_bounds)
416 (neon_const_bounds, neon_element_bits): New functions.
417 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
418 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
419 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
420 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
421 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
422 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
423 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
424 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
425 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
426 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
427 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
428 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
429 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
431 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
433 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
434 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
436 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
437 Julian Brown <julian@codesourcery.com>
439 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
440 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
441 * config/arm/cortex-a8.md: New.
442 * config/arm/cortex-a8-neon.md: New.
443 * config/arm/neon-schedgen.ml: New.
444 * config/arm/neon.md (vqh_mnem): New.
446 (Is_float_mode): New.
447 (Scalar_mul_8_16): New.
449 (V_mode_nunits): New.
450 (All instruction patterns): Annotate with neon_type attribute
452 * config/arm/arm.md: Include cortex-a8.md.
453 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
455 Annotate instruction patterns accordingly.
456 (generic_sched): Do not use generic scheduling for Cortex-A8.
457 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
459 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
461 * fold-const.c (fold_read_from_constant_string): Use
463 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
465 2007-07-26 Nick Clifton <nickc@redhat.com>
467 * tree-ssa-operands.h: Change copyright header to refer to version
468 3 of the GNU General Public License and to point readers at the
469 COPYING3 file and the FSF's license web page.
470 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
471 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
472 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
473 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
474 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
475 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
476 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
477 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
478 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
479 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
480 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
481 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
482 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
483 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
484 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
485 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
486 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
487 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
488 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
489 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
490 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
491 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
492 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
493 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
494 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
495 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
496 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
497 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
498 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
499 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
500 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
501 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
502 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
503 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
504 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
505 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
506 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
507 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
508 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
509 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
510 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
511 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
512 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
513 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
514 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
515 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
516 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
517 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
518 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
519 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
520 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
521 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
522 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
523 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
524 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
525 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
526 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
527 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
528 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
529 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
530 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
531 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
532 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
533 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
534 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
535 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
536 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
537 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
538 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
539 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
540 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
541 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
542 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
543 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
544 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
545 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
546 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
547 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
548 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
549 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
550 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
551 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
552 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
553 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
554 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
555 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
556 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
557 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
558 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
559 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
560 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
561 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
562 vecprim.h, basic-block.h, tree-ssa-structalias.c,
563 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
564 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
565 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
566 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
567 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
568 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
569 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
570 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
571 convert.c, convert.h, langhooks-def.h, reload1.c,
572 tree-ssa-operands.c: Likewise.
574 2007-07-26 Jan Hubicka <jh@suse.cz>
576 * tree-ssa-live.c: Include debug.h and flags.h.
577 (mark_scope_block_unused): New function.
578 (remove_unused_scope_block_p): New function.
579 (remove_unused_locals): Remove unused blocks too.
581 2007-07-25 Ian Lance Taylor <iant@google.com>
583 * combine.c (combine_max_regno): Remove. Remove all uses.
584 (struct reg_stat_struct): Rename from struct reg_stat.
585 (reg_stat_type): Define, and declare VECs.
586 (reg_stat): Change from pointer to VEC. Change all uses.
587 (combine_split_insns): New static function.
588 (try_combine, find_split_point): Call it instead of split_insns.
590 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
592 * cfghooks.c (split_block): Fix the information about loop latch.
594 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
596 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
598 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
600 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
601 Scan the new edge for loop exit info.
603 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
605 * config/darwin.c: Include debug.h.
607 2007-07-25 Steve Ellcey <sje@cup.hp.com>
610 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
612 2007-07-25 Steve Ellcey <sje@cup.hp.com>
614 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
615 (HARD_REGNO_MODE_OK): Ditto.
616 (MODES_TIEABLE_P): Ditto.
617 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
618 (CLASS_MAX_NREGS): Ditto.
619 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
620 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
621 (divdf3_internal_thr): Removed.
622 * config/ia64/div.md: New file.
623 * config/ia64/constraints.md: Add H constraint.
625 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
627 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
628 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
629 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
630 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
631 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
632 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
633 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
634 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
635 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
636 dump_sbitmap_file, debug_sbitmap, popcount_table,
637 sbitmap_popcount): Constify.
638 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
639 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
640 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
641 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
642 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
643 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
644 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
645 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
646 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
647 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
648 sbitmap_popcount, sbitmap_verify_popcount): Constify.
650 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
652 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
653 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
654 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
655 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
656 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
657 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
658 bitmap_intersect_p, bitmap_intersect_compl_p,
659 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
660 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
662 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
663 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
664 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
665 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
666 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
667 debug_bitmap, debug_bitmap_file, bitmap_print,
668 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
669 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
671 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
673 * config/darwin.c (darwin_override_options): Additional fix for
674 debug info formats that don't support var tracking.
676 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
678 * cselib.c (entry_and_rtx_equal_p): Constify.
679 * gengtype.c (output_mangled_typename, write_types, write_local):
681 * gengtype.h (const_type_p): New.
682 * see.c (eq_descriptor_extension, hash_descriptor_extension):
684 * tlink.c (scan_linker_output): De-constify.
685 * tree-ssa-loop-im.c (memref_eq): Constify.
686 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
687 (shared_bitmap_hash, shared_bitmap_eq): Constify.
689 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
691 * c-common.c (fname_as_string, c_type_hash): Constify.
692 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
693 * cgraph.c (edge_hash, edge_eq): Likewise.
694 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
695 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
696 reg_attrs_htab_eq): Likewise.
697 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
699 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
700 const_decl_t, const_state_t, const_automata_list_el_t): New.
701 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
702 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
703 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
704 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
705 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
706 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
707 compare_max_occ_cycle_nums, out_state_arcs_num,
708 compare_transition_els_num, units_cmp, state_reservs_cmp):
710 * genmodes.c (cmp_modes): Likewise.
711 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
712 * gimplify.c (compare_case_labels): Likewise.
713 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
714 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
715 * matrix-reorg.c (mtt_info_hash): Likewise.
716 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
717 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
718 (htab_hash_bucket, htab_hash_elem): Constify.
719 * tree-browser.c (TB_parent_eq): Likewise.
720 * tree-scalar-evolution.c (hash_scev_info): Likewise.
721 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
722 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
723 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
725 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
726 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
727 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
728 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
729 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
731 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
732 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
733 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
734 * tree-ssa-threadupdate.c (redirection_data_hash,
735 redirection_data_eq): Likewise.
736 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
737 * tree-ssa.c (var_ann_eq): Likewise.
738 * tree-vrp.c (compare_case_labels): Likewise.
739 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
740 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
741 tree_not_check_failed, tree_class_check_failed,
742 tree_range_check_failed, tree_not_class_check_failed,
743 omp_clause_check_failed, omp_clause_range_check_failed,
744 tree_contains_struct_check_failed, tree_operand_check_failed):
746 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
747 tree_not_check_failed, tree_class_check_failed,
748 tree_range_check_failed, tree_not_class_check_failed,
749 tree_operand_check_failed, omp_clause_operand_check_failed,
750 tree_operand_length): Likewise.
751 * var-tracking.c (const_variable): New.
752 (variable_htab_hash, variable_htab_eq): Constify.
753 * varasm.c (const_desc_hash): Likewise.
755 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
757 * expr.c (handled_component_p): Constify.
758 * fold-const.c (fit_double_type): Likewise.
759 * real.h (real_value_from_int_cst): Likewise.
760 * tree-flow-inline.h (gimple_in_ssa_p,
761 gimple_aliases_computed_p, gimple_addressable_vars,
762 gimple_call_clobbered_vars, gimple_referenced_vars,
763 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
764 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
765 may_aliases, end_readonly_imm_use_p, has_zero_uses,
766 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
767 is_label_stmt, is_global_var, phi_ssa_name_p,
768 factoring_name_p, is_call_clobbered, tree_common_ann,
769 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
770 unmodifiable_var_p, array_ref_contains_indirect_ref,
771 ref_contains_array_ref, lookup_subvars_for_var,
772 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
773 gimple_mem_ref_stats): Likewise.
774 * tree-flow.h (tree_common_ann, var_ann, function_ann,
775 may_aliases, is_exec_stmt, is_label_stmt,
776 ref_contains_array_ref, array_ref_contains_indirect_ref,
777 var_can_have_subvars, overlap_subvar, is_call_clobbered,
778 unmodifiable_var_p): Likewise.
779 * tree-gimple.c (is_gimple_min_invariant): Likewise.
780 * tree-gimple.h (is_gimple_min_invariant): Likewise.
781 * tree.c (type_hash_list, attribute_hash_list, tree_size,
782 cst_and_fits_in_hwi, real_value_from_int_cst,
783 build_real_from_int_cst, integer_zerop, integer_onep,
784 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
785 tree_floor_log2, real_zerop, real_onep, real_twop,
786 real_minus_onep, really_constant_p, purpose_member, chain_member,
787 list_length, fields_length, int_size_in_bytes, bit_position,
788 int_bit_position, byte_position, int_byte_position, expr_align,
789 array_type_nelts, tree_node_structure,
790 type_contains_placeholder_1, iterative_hash_pointer,
791 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
792 tree_map_base_eq, type_hash_list, type_hash_eq,
793 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
794 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
795 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
796 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
797 int_fits_type_p, get_containing_scope, decl_function_context,
798 decl_type_context, omp_clause_operand_check_failed,
799 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
800 * tree.h (omp_clause_operand_check_failed, tree_size,
801 build_real_from_int_cst, array_type_nelts, purpose_member,
802 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
803 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
804 is_attribute_p, check_qualified_type, expr_align,
805 int_size_in_bytes, bit_position, int_bit_position, byte_position,
806 int_byte_position, list_length, fields_length, initializer_zerop,
807 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
808 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
809 tree_node_structure, handled_component_p, get_containing_scope,
810 decl_function_context, decl_type_context, real_zerop,
811 type_num_arguments, fit_double_type, really_constant_p,
812 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
813 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
814 real_twop, real_minus_onep, int_cst_value): Likewise.
816 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
818 * cfglayout.c (insn_scope, insn_line): Constify.
819 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
820 const_double_htab_hash, const_double_htab_eq,
821 mem_attrs_htab_hash): Likewise.
822 * loop-iv.c (biv_eq): Likewise.
823 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
824 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
825 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
827 * rtl-error.c (location_for_asm, diagnostic_for_asm,
828 error_for_asm, warning_for_asm, _fatal_insn,
829 _fatal_insn_not_found): Likewise.
830 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
831 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
832 rtl_check_failed_type2, rtl_check_failed_code1,
833 rtl_check_failed_code2, rtl_check_failed_code_mode,
834 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
835 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
836 rtl_check_failed_type2, rtl_check_failed_code1,
837 rtl_check_failed_code2, rtl_check_failed_code_mode,
838 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
839 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
840 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
841 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
842 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
843 rtx_unstable_p, get_integer_term, get_related_value,
844 offset_within_block_p, reg_mentioned_p, count_occurrences,
845 reg_referenced_p, reg_used_between_p, no_labels_between_p,
846 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
847 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
848 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
849 find_constant_src, find_reg_fusage, find_regno_fusage,
850 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
851 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
852 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
853 computed_jump_p, auto_inc_p, in_expr_list_p,
854 remove_node_from_expr_list, loc_mentioned_in_p,
855 label_is_jump_target_p, reversed_comparison_code_parts,
856 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
857 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
858 print_inline_rtx): Likewise.
859 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
860 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
861 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
862 get_integer_term, get_related_value, offset_within_block_p,
863 count_occurrences, reg_mentioned_p, no_labels_between_p,
864 reg_used_between_p, reg_referenced_p, single_set_2,
865 multiple_sets, set_noop_p, refers_to_regno_p,
866 reg_overlap_mentioned_p, dead_or_set_p,
867 covers_regno_no_parallel_p, covers_regno_p,
868 dead_or_set_regno_p, find_reg_note, find_regno_note,
869 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
870 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
871 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
872 side_effects_p, may_trap_p_1, may_trap_p,
873 may_trap_after_code_motion_p, may_trap_or_fault_p,
874 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
875 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
876 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
877 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
878 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
880 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
881 warning_for_asm): Likewise.
882 * tree.h (print_rtl): Likewise.
883 * varasm.c (get_pool_mode): Likewise.
885 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
887 * c-lex.c (c_lex_with_flags, lex_string): Constify.
888 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
889 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
890 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
891 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
892 * ddg.c (compare_sccs): Likewise.
893 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
894 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
895 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
896 decimal_do_fix_trunc, decimal_real_to_integer,
897 decimal_real_to_integer2, decimal_real_maxval): Likewise.
898 * dse.c (const_group_info_t): New.
899 (invariant_group_base_eq, invariant_group_base_hash): Constify.
900 * dwarf2out.c (const_dw_die_ref): New.
901 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
902 * tree-browser.c (TB_parent_eq): Likewise.
903 * unwind-dw2-fde.c (__register_frame_info_bases,
904 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
905 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
907 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
908 * unwind-dw2.c (uw_frame_state_for): Likewise.
909 * value-prof.c (histogram_hash, histogram_eq): Likewise.
910 * value-prof.h (const_histogram_value): New.
912 2007-07-25 Richard Sandiford <richard@codesourcery.com>
914 * config/mips/mips.c (machine_function): Add
915 initialized_mips16_gp_pseudo_p.
916 (mips16_gp_pseudo_reg): Do not emit the initialization of
917 mips16_gp_pseudo_rtx when being called from the gimple cost-
918 calculation routines; emit it on the first use outside those
921 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
923 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
926 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
927 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
928 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
929 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
930 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
931 Preserve const-ness of parameters through use of __typeof(),
932 also constify and tidy.
934 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
935 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
936 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
937 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
938 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
939 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
940 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
941 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
942 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
944 2007-07-25 Julian Brown <julian@codesourcery.com>
945 Mark Shinwell <shinwell@codesourcery.com>
947 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
948 (alpha_mangle_type): This.
949 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
950 (TARGET_MANGLE_TYPE): Define this instead.
951 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
952 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
953 (arm_init_neon_builtins): Fix comment.
954 (arm_mangle_map_entry): New.
955 (arm_mangle_map): New.
956 (arm_mangle_type): New.
957 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
958 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
959 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
960 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
961 (TARGET_MANGLE_TYPE): Define this instead.
962 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
963 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
964 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
965 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
966 (TARGET_MANGLE_TYPE): Define this instead.
967 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
969 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
970 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
971 (TARGET_MANGLE_TYPE): Define this instead.
972 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
973 (s390_mangle_type): This.
974 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
975 (TARGET_MANGLE_TYPE): Define this instead.
976 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
977 (sparc_mangle_type): This.
978 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
979 (TARGET_MANGLE_TYPE): Define this instead.
980 * cp/mangle.c (write_type): Call mangle_type target hook on all
981 types before mangling. Use original type, not main variant, as
983 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
984 (TARGET_MANGLE_TYPE): This.
985 * target.h (gcc_target): Rename mangle_fundamental_type to
987 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
988 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
990 2007-07-25 Julian Brown <julian@codesourcery.com>
991 Paul Brook <paul@codesourcery.com>
992 Joseph Myers <joseph@codesourcery.com>
993 Mark Shinwell <shinwell@codesourcery.com>
995 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
996 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
997 (with_fpu): Allow --with-fpu=neon.
998 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
999 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
1000 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
1001 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
1002 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
1003 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
1004 (neon_emit_pair_result_insn, neon_disambiguate_copy)
1005 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
1006 (output_move_neon): Add prototypes.
1007 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
1008 (all_fpus): Add FPUTYPE_NEON.
1009 (fp_model_for_fpu): Add NEON field.
1010 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
1011 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
1013 (arm_legitimate_address_p): Don't support fancy addressing for NEON
1015 (thumb2_legitimate_address_p): Likewise.
1016 (neon_valid_immediate): Recognize and prepare constants suitable for
1018 (neon_immediate_valid_for_move): New function. Recognize and prepare
1019 immediates for NEON move instructions.
1020 (neon_immediate_valid_for_logic): New function. Recognize and
1021 prepare immediates for NEON logic instructions.
1022 (neon_output_logic_immediate): New function. Create asm string
1023 suitable for outputting immediate logic instructions.
1024 (neon_pairwise_reduce): New function. Implement reduction using
1025 pairwise operations.
1026 (neon_expand_vector_init): New function. Expand a (possibly
1027 non-constant) vector initialization.
1028 (neon_vector_mem_operand): New function. Memory operands supported
1029 for quad-word loads/stores to/from ARM or NEON registers. Don't
1030 allow base+offset addressing for core regs.
1031 (neon_struct_mem_operand): New function. Valid mems for NEON
1033 (coproc_secondary_reload_class): Enable NEON registers to be loaded
1034 from neon_vector_mem_operand addresses without a secondary register.
1035 (add_minipool_forward_ref): Handle >8-byte minipool entries.
1036 (add_minipool_backward_ref): Likewise.
1037 (dump_minipool): Likewise.
1038 (push_minipool_fix): Likewise.
1039 (output_move_quad): New function. Output quad-word moves, loads and
1040 stores using ARM registers.
1041 (output_move_vfp): Add support for vectors in VFP (NEON) D
1043 (output_move_neon): Output a NEON load/store to/from a quadword
1045 (arm_print_operand): Implement new codes:
1046 - 'c' for unadorned integers (without a # sign).
1047 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
1049 - 'e', 'f' for the low and high D parts of a NEON Q register.
1050 - 'q' outputs a NEON Q register.
1051 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
1052 - 'T' prints NEON opcode features from a coded bitmask.
1053 - 'F' is similar to T, but signed/unsigned codes both print as
1055 - 't' is similar to T, but 'u' is printed instead of 'p'.
1056 - 'O' prints 'r' if NEON instruction should perform rounding (as
1057 specified by bitmask), else prints nothing.
1058 - '#' is a punctuation character to stop operand numbers from
1059 running together with following digits in the assembler
1060 strings for instructions (when using mode attributes).
1061 (arm_assemble_integer): Handle extra NEON vector modes. Permute
1062 constant vectors in big-endian mode, where necessary.
1063 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
1064 Handle EI, OI, CI, XI modes.
1065 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
1066 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
1067 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
1068 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
1069 (neon_builtin_type_bits): Add enumeration, one bit for each vector
1071 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
1072 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
1073 to turn v8qi, etc. into bits defined above.
1074 (neon_itype): New enumeration. Classifications of NEON builtins.
1075 (neon_builtin_datum): Define struct. Contains information about
1076 a single builtin (with multiple modes).
1077 (CF): Define helper macro for...
1078 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
1080 (neon_builtin_data): New array. Define information about builtins
1081 for use during initialization/expansion.
1082 (arm_init_neon_builtins): New function.
1083 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
1085 (neon_builtin_compare): New function.
1086 (locate_neon_builtin_icode): New function. Find an insn code for a
1087 builtin given a function code for that builtin. Also return type of
1088 builtin (NEON_BINOP, NEON_UNOP etc.).
1089 (builtin_arg): New enumeration. Types of arguments for builtins.
1090 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
1091 Takes a variable argument list of builtin_arg types, terminated by
1093 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
1094 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
1095 (neon_emit_pair_result_insn): New function. Support returning pairs
1096 of vectors via a pointer.
1097 (neon_disambiguate_copy): New function. Set up operands for a
1098 multi-word copy such that registers do not get clobbered.
1099 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
1100 ARM_BUILTIN_NEON_BASE.
1101 (arm_file_start): Set float-abi attribute for NEON.
1102 (arm_vector_mode_supported_p): Enable NEON vector modes.
1103 (arm_mangle_map_entry): New.
1104 (arm_mangle_map): New.
1105 (arm_mangle_vector_type): New.
1106 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
1108 (TARGET_NEON): New macro. Target supports NEON.
1109 (fputype): Add FPUTYPE_NEON.
1110 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
1111 for vectorization based on command-line arg.
1112 (NEON_REGNO_OK_FOR_NREGS): Define.
1113 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
1114 (VALID_NEON_STRUCT_MODE): Define.
1115 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
1116 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
1117 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
1118 (consttable_16): Add pattern for outputting 16-byte minipool
1120 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
1122 (vec-common.md, neon.md): Include md files.
1123 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
1124 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
1125 (memory_constraint "Ut", "Un", "Us"): Define.
1126 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
1127 (MMX_char): New mode attribute.
1128 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
1129 (*add<mode>3_iwmmxt): New insn pattern.
1130 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
1131 (*sub<mode>3_iwmmxt): New insn pattern.
1132 (mulv4hi3): Rename to...
1133 (*mulv4hi3_iwmmxt): This.
1134 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
1135 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
1136 (uminv4hi3, uminv2si3): Remove. Replace with...
1137 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
1138 (*umin<mode>3_iwmmxt): These.
1139 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
1140 (ashr<mode>3_iwmmxt): This new pattern.
1141 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
1142 (lshr<mode>3_iwmmxt): This new pattern.
1143 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
1144 (ashl<mode>3_iwmmxt): This new pattern.
1145 * config/arm/neon-docgen.ml: New file. Generate documentation for
1147 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
1148 * config/arm/arm_neon.h: New (autogenerated).
1149 * config/arm/neon-testgen.ml: New file. Generate NEON tests
1151 * config/arm/neon.md: New file. Define NEON instructions.
1152 * config/arm/neon.ml: New file. Abstract description of NEON
1153 instructions, used to generate arm_neon.h header, documentation and
1155 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
1156 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
1158 * doc/extend.texi (ARM Built-in Functions): Rename and remove
1160 (ARM NEON Intrinsics): New subsection.
1161 * doc/arm-neon-intrinsics.texi: New (autogenerated).
1163 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
1165 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
1168 2007-07-24 Jan Hubicka <jh@suse.cz>
1170 * regclass.c (move_table): New type.
1171 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
1172 (init_move_cost): Break out from ...
1173 (init_reg_sets_1): ... here; simplify computation of
1174 have_regs-of_mode and contains_reg_of_mode.
1175 (record_reg_classes): Unswitch internal loops.
1176 (copy_cost): Trigger lazy initialization of move cost
1177 (record_address_regs): Likewise.
1179 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
1181 * config/darwin.c (darwin_override_options): Don't force on
1182 flag_var_tracking_uninit when no debug info is requested.
1184 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1186 * cfgloop.c (init_loops_structure): New function.
1187 (flow_loops_find): Create root of the loop tree unconditionally.
1189 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
1191 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
1193 2007-07-24 Jan Hubicka <jh@suse.cz>
1195 * caller-save.c: Include ggc.h, gt-caller-save.h
1196 (reg_save_code, reg_restore_code): Rename to ...
1197 (cached_reg_save_code, cached_reg_restore_code): ... those.
1198 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
1199 (reg_save_code, reg_restore_code): New functions.
1200 (init_caller_save): Do not intialize
1201 reg_save_code/reg_restore_code tables.
1202 * Makefile.in: (gt-caller-save.h): New.
1204 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1206 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
1207 with the mode of the original operand instead of
1210 2007-07-23 Jan Hubicka <jH@suse.cz>
1212 * i386.c (ix86_secondary_memory_needed): Break out to...
1213 (inline_secondary_memory_needed): ... here.
1214 (ix86_memory_move_cost): Break out to ...
1215 (inline_memory_move_cost): ... here; add support for IN value of 2 for
1216 maximum of input and output; fix handling of Q_REGS on 64bit.
1217 (ix86_secondary_memory_needed): Microoptimize.
1219 2007-07-23 Sebastian Pop <sebpop@gmail.com>
1221 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
1222 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
1223 stmts_from_loop, known_dependences_p, build_rdg): New.
1224 * tree-data-ref.h: Depends on graphds.h.
1225 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
1226 (build_rdg): Declared.
1227 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
1229 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
1231 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
1234 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
1235 Jakub Jelinek <jakub@redhat.com>
1237 PR middle-end/PR28690
1238 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
1239 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
1240 and MEM_POINTER operands over REG and MEM operands.
1241 (swap_commutative_operands_p): Change return value to bool.
1242 * rtl.h: Update the corresponding prototype.
1243 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
1244 instead of gen_rtx_PLUS.
1245 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
1246 value to bool. Change function arguments to rtx's and update code
1248 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
1249 calls to match the new declaration.
1250 * simplify-rtx.c (simplify_associative_operation): Don't
1251 reorder simplify_binary_operation arguments.
1253 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1255 * config/mips/mips.c (override_options): Use mips_costs to derive
1256 the default branch cost.
1257 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
1259 * config/mips/mips.opt (mbranch-cost=): New option.
1260 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
1262 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1264 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
1265 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
1266 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
1267 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
1269 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1271 * config/mips/constraints.md (ks): New constraint.
1272 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
1273 (*add<mode>3_mips16): ...here.
1275 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
1277 * optabs.h (enum optab_index): Add new OTI_signbit.
1278 (signbit_optab): Define corresponding macro.
1279 (enum insn_code signbit_optab[]): Remove array.
1280 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
1281 (expand_copysign_absneg): If back end provides signbit insn, use it
1282 instead of bit operations on floating point argument.
1283 * builtins.c (enum insn_code signbit_optab[]): Remove array.
1284 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
1285 availability of signbit insn.
1287 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
1288 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
1289 SSE mode is not active.
1290 (isinf<mode>2): Disable for mfpmath=sse,387.
1292 2007-07-22 Ben Elliston <bje@au.ibm.com>
1294 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
1296 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
1298 2007-07-20 Richard Guenther <rguenther@suse.de>
1300 * tree-cfg.c (verify_expr): COND_EXPRs can have any
1301 integral typed condition.
1302 * tree-ssa.c (useless_type_conversion_p): Do not preserve
1303 booleanness. Only preserve conversions from a non-base
1304 type to a base type, not in general between types with
1305 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
1306 * tree.def (COND_EXPR): Document that the condition
1307 can be of any integral type.
1309 2007-07-20 Nigel Stephens <nigel@mips.com>
1310 Richard Sandiford <richard@codesourcery.com>
1312 * config/mips/mips.h (mips_dwarf_regno): Declare.
1313 (DBX_REGISTER_NUMBER): Remove redundant brackets.
1314 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
1315 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
1316 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
1317 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
1318 (REG_CLASS_NAMES): Update accordingly.
1319 * config/mips/mips.c (mips_dwarf_regno): New array.
1320 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
1321 (mips_subword): Remove special handling for accumulator registers.
1322 (override_options): Initiailize mips_dwarf_regno. Remove use
1324 (mips_swap_registers): New function.
1325 (mips_conditional_register_usage): Swap accumulator registers
1326 around if TARGET_LITTLE_ENDIAN.
1327 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
1328 * config/mips/constraints.md (h, l): Use the endianness to choose
1329 between MD0_REG and MD1_REG.
1330 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
1331 alternative-dependent template.
1333 2007-07-20 Richard Sandiford <richard@codesourcery.com>
1335 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
1338 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1340 * function.c (thread_prologue_and_epilogue_insns): Fix exit
1341 predecessor fallthru flags.
1343 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1345 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
1346 of compare to the same type.
1347 * cfgloopmanip.c (add_loop): Update information about loop exits.
1348 (loop_version): Remove the innermost loop requirement.
1349 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
1350 to sizetype for pointers.
1352 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
1354 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
1355 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
1356 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
1358 * config/dfp-bit.c: Empty for TFmode conversions.
1360 2007-07-18 Caroline Tice <ctice@apple.com>
1362 * var-tracking.c (find_src_status): Check for COND_EXEC insns
1363 and handle them correctly; check that src is not NULL before
1365 (find_src_set_src): Likewise.
1367 2007-07-18 Bob Wilson <bob.wilson@acm.org>
1369 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
1370 (struct alignment_context, init_alignment_context): New.
1371 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
1372 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
1373 (XCHAL_HAVE_S32C1I): Likewise.
1374 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
1375 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
1376 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
1377 (ATOMIC, HQI): New macros.
1378 (memory_barrier, *memory_barrier): New.
1379 (sync_lock_releasesi): New.
1380 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
1381 (sync_lock_test_and_set<mode>): New.
1382 (sync_<atomic><mode>): New.
1383 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
1384 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
1385 (xtensa_expand_atomic): New.
1387 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1391 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
1392 transformation for builtin ISNORMAL.
1393 (expand_builtin): Handle BUILT_IN_ISNORMAL.
1394 * builtins.def (BUILT_IN_ISNORMAL): New.
1395 * doc/extend.texi: Document isnormal.
1397 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1401 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
1402 optabs infrastructure. Provide generic implementation for
1404 (expand_builtin): Handle FINITE/ISFINITE.
1405 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
1406 (fold_builtin_1): Likewise.
1408 * builtins.def (BUILT_IN_ISFINITE): New.
1410 * doc/extend.texi: Document isfinite.
1412 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1417 * builtins.c (expand_builtin_interclass_mathfn): Provide a
1418 generic fallback for isinf.
1419 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
1420 calculation code ...
1421 * real.c (get_max_float): ... to here.
1422 * real.h (get_max_float): New.
1424 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1428 * builtin-attrs.def (ATTR_TYPEGENERIC,
1429 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
1431 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
1432 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
1433 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
1434 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
1436 * c-common.c (handle_type_generic_attribute): New.
1437 (c_common_attribute_table): Add "type generic".
1439 * c-typeck.c (convert_arguments): Handle "type generic" functions.
1441 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
1443 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
1444 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
1447 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1450 * config/cris/cris.c (cris_print_index): Don't use XEXP before
1451 checking that the operand is an expression.
1453 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
1454 Danny Smith <dannysmith@users.sourceforge.net>
1457 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
1458 file mapping object in local namespace if Windows version later
1461 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1463 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
1464 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
1465 arm_cannot_force_const_mem.
1466 (arm_cannot_force_const_mem): New function.
1467 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
1468 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
1469 of arm_tls_referenced_p.
1470 * config/arm/arm.md (movsi): Split out-of-section constants when
1471 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
1472 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1474 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1476 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
1478 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1480 * config/mips/mips.md (*extendqihi2): Convert the destination
1483 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1485 * config/pa/fptr.c: Update license header.
1486 * config/pa/milli64.S: Likewise.
1488 2007-07-17 Nick Clifton <nickc@redhat.com>
1490 * COPYING_v3: New file. Contains version 3 of the GNU General
1492 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
1493 Lesser General Public License.
1494 * doc/include/gpl_v3.texi: New file. Contains version 3 of
1495 the GNU General Public License.
1497 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
1499 PR rtl-optimization/32773
1500 * cfglayout.c (force_one_exit_fallthru): New function.
1501 (cfg_layout_finalize): Use it.
1503 2007-07-16 Richard Guenther <rguenther@suse.de>
1504 Uros Bizjak <ubizjak@gmail.com>
1506 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
1507 before forcing it to gimple operand.
1509 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
1510 David Ung <davidu@mips.com>
1512 * config/mips/mips.h (TUNE_24K): Define.
1513 (TUNE_MACC_CHAINS): Add TUNE_24K.
1514 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
1516 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
1517 (r74k_int_madd): .. this new reservation.
1518 (define_bypass): Fixed bypasses for r74k_int_madd to use
1520 * config/mips/24k.md (define_bypass): Define new
1521 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
1523 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
1524 Nigel Stephens <nigel@mips.com>
1526 * config/mips/mips.md: Include 20kc.md.
1527 * config/mips/20kc.md: New file.
1528 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
1529 (mips_adjust_cost): Tweak for 20Kc.
1530 (mips_issue_rate): Likewise.
1531 * config/mips/mips.h (TUNE_20KC): Define.
1533 2007-07-16 David Edelsohn <edelsohn@gnu.og>
1535 * config/rs6000/rs6000.c (struct processor_cost): Add
1536 cache_line_size, l1_cache_lines, and simultaneous_prefetches
1538 (*_cost): Add cache information.
1539 (rs6000_override_options): Set cache parameters.
1541 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1544 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
1545 * doc/install.texi (mips-sgi-irix6): pthread support works now.
1547 2007-07-16 Paul Brook <paul@codesourcery.com>
1550 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
1551 (cirrus_thumb2_movsi_insn): Ditto.
1553 2007-07-15 Geoffrey Keating <geoffk@apple.com>
1555 * config/rs6000/darwin-fallback.c (interpret_libc): Change
1558 2007-07-15 Andrew Haley <aph@redhat.com>
1560 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
1561 before looking in the context.
1563 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1567 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
1568 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
1569 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
1570 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
1571 to generate .CALLINFO statement.
1572 (hppa_expand_prologue): Set rp_saved.
1573 (hppa_expand_epilogue): Use rp_saved.
1574 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
1575 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
1577 2007-07-14 Dirk Mueller <dmueller@suse.de>
1579 * omega.c (coalesce): Fix memory leak on early exit.
1580 * matrix-reorg.c (check_allocation_function): Likewise.
1581 * tree-vect-transform.c (vect_get_new_vect_var): free result
1583 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1584 pass pointer to edge vector
1585 (partition_hot_cold_basic_blocks): Fix memory leak.
1586 * collect2.c (prefix_from_string): Free temporary storage.
1587 * reload1.c (fixup_abnormal_edges): Free sbitmap.
1589 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
1591 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
1592 (DO_GLOBAL_DTORS_BODY): Likewise.
1594 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
1595 Nigel Stephens <nigel@mips.com>
1597 * config/mips/mips.c (mips_classify_symbol): Don't return
1598 SYMBOL_SMALL_DATA for constant pool addresses if
1599 TARGET_EMBEDDED_DATA is true.
1601 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
1603 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
1604 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
1605 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
1606 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
1607 __builtin_ia32_storehps, __builtin_ia32_storelps,
1608 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
1609 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
1610 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
1611 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
1612 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
1613 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
1614 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
1615 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
1616 using def_builtin_const.
1618 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
1620 PR tree-optimization/32705
1621 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
1622 (simplify_binary_expression): Use SSA_VAL consistently.
1624 2007-07-13 David Edelsohn <edelsohn@gnu.org>
1626 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
1627 (SPEFSCR_REGNO): Delete definition.
1628 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
1629 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1630 * config/rs6000/rs6000.h: Do not define *_REGNO.
1631 LINK_REGISTER_REGNUM -> LR_REGNO.
1632 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1633 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
1634 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1635 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
1636 R_VRSAVE, R_VSCR. Use them.
1637 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
1638 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
1639 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
1640 * config/rs6000/aix.h: Define R_LR. Use it.
1642 2007-07-13 Caroline Tice <ctice@apple.com>
1644 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
1645 flag_var_tracking is explicitly turned off (i.e. when variable
1646 tracking is not feasible); otherwise, turn flag_var_tracking on when
1647 flag_var_tracking_uninit is on.
1648 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
1649 note definitions, to allow recording of initialization status in the
1651 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
1652 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
1653 determine if two note locations are equal.
1654 (output_loc_list): Don't output list entries whose start & end labels
1656 (reg_loc_descriptor): Add parameter for initialization status; pass it
1657 to other loc descriptor functions.
1658 (one_reg_loc_descriptor): Add parameter for initialization status;
1659 check its value and add DW_OP_GNU_uninit to returned loc descr if
1661 (multiple_reg_loc_descriptor): Add parameter for initialization
1663 pass init status argument to other loc descriptor functions; check
1664 value of intialization parameter and add DW_OP_GNU_uninit to returned
1665 loc descr if appropriate.
1666 (based_loc_descr): Add parameter for initialization status; add new
1667 variable for return value; check value of initialization parameter and
1668 add DW_OP_GNU_uninit to returned loc descr if appropriate.
1669 (concatn_mem_loc_descriptor): Add parameter for initialization status;
1670 pass init status argument to other loc descriptor functions; check
1671 value of intialization parameter and add DW_OP_GNU_uninit to returned
1672 loc descr if appropriate.
1673 (mem_loc_descriptor): Likewise.
1674 (concat_loc_descriptor): Likewise.
1675 (concatn_loc_descriptor): Likewise.
1676 (loc_descriptor): Add parameter for initialization status; pass it as
1677 argument to other loc descriptor function calls.
1678 (loc_descriptor_from_tree_1): Add appropriate initialization status
1679 to loc descriptor function calls.
1680 (add_location_or_const_value_attribute): Get initialization status
1681 from VAR_LOCATION note; add initialization status to loc descriptor
1683 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
1684 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
1685 status is uninitialized, add "[uninint]" to output.
1686 * common.opt (fvar-tracking-uninit): New option, similar to
1687 fvar-tracking, to turn on tracking of uninitialized variables; creates
1688 a new global flag, flag_var_tracking_uninit.
1689 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
1690 (enum var_init_status): New type, for var initialization status field.
1691 * var-tracking.c (struct location_chain_def): Two new fields, init,
1692 for initialization status, and set_src for the assignment value expr.
1693 (unshare_variable): New parameter for initialization status;
1694 initialize new init and set_src fields.
1695 (var_reg_set): New parameters for initialization status and value;
1696 pass them to set_variable_part.
1697 (var_mem_set): Likewise.
1698 (get_init_value): New function.
1699 (var_reg_delete_and_set): New initialization status & value
1700 parameters; add call to get_init_value if status is unknown; pass new
1701 parameters to clobber_variable_part and var_reg_set.
1702 (var_mem_delete_and_set): Likewise.
1703 (var_reg_delete): Pass null set_src value to clobber_variable_part.
1704 (var_mem_delete): Likewise.
1705 (variable_union): Pass status to unshare_variable; initialize new init
1706 and set_src fields. If flag_var_tracking_uninit is not set, force
1707 status to initialized.
1708 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
1709 used later to get the set_src value.
1710 (find_src_status): New function.
1711 (find_src_set_src): New function.
1712 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
1713 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
1714 MO_SET, get set_src value and pass it to var_reg_delete_and_set
1715 and var_mem_delete_and_set.
1716 (dump_variable): Print out "[uninit]" if appropriate.
1717 (set_variable_part): Add new initialization and set_src parameters;
1718 pass status to unshare_variable; set node->init and node- >set_src
1719 fields and modify slot in hash table appropriately; save the init and
1720 set_src values if appropriate and assign to the new node.
1721 (clobber_variable_part): New set_src parameter; if two nodes have
1722 same variable and same location but different set_src (assignment)
1723 values, clobber old node.
1724 (delete_variable_part): Pass init status to unshare_variable.
1725 (emit_note_insn_var_location): Add initialized var; assign var's init
1726 status to new 'initialized'; pass new init status field to calls to
1727 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
1728 status to initialized.
1729 (emit_notes_in_bb): Pass initialization status to calls to
1730 var_reg_set, var_mem_set, var_reg_delete_and_set and
1731 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
1732 var_reg_delete_and_set and var_mem_delete_and_set; call
1733 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
1734 make up for change in add_stores.
1735 (vt_add_function_parameters): Add status to calls to
1737 * config/darwin.c (darwin_override_options): Turn on uninitialized
1738 tracking automatically, if var_tracking is on and the system is
1741 2007-07-13 Sa Liu <saliu@de.ibm.com>
1743 * config.gcc: Add options for arch and tune on SPU.
1744 * config/spu/predicates.md: Add constant operands 0 and 1.
1745 * config/spu/spu-builtins.def: Add builtins for double precision
1746 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
1747 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
1749 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
1751 * config/spu/spu-protos.h: Add new function prototypes.
1752 * config/spu/spu.c (spu_override_options): Check options -march and
1754 (spu_comp_icode): Add comparison code for DFmode and vector mode.
1755 (spu_emit_branch_or_set): Use the new code for DFmode and vector
1757 (spu_const_from_int): New. Create a vector constant from 4 ints.
1758 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
1759 (spu_emit_vector_compare): New. Emit vector compare.
1760 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
1761 * config/spu/spu.h: Add options -march and -mtune. Define processor
1762 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
1763 CANONICALIZE_COMPARISON.
1764 * config/spu/spu.md: Add new insns for double precision compare
1765 and double precision vector compare. Add vcond and smax/smin patterns
1766 to enable DFmode vector conditional expression.
1767 * config/spu/spu.opt: Add options -march and -mtune.
1768 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
1769 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
1770 both CELL and CELLEDP targets: spu_testsv.
1771 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
1774 2007-07-13 Richard Guenther <rguenther@suse.de>
1776 PR tree-optimization/32721
1777 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
1778 TREE_THIS_VOLATILE on the folded reference.
1779 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
1780 if the array reference has TREE_THIS_VOLATILE set.
1782 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
1785 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
1787 2007-07-13 Andreas Schwab <schwab@suse.de>
1789 * gengtype-lex.l: Allow declarations to be indented.
1791 2007-07-12 Geoffrey Keating <geoffk@apple.com>
1793 * ginclude/tgmath.h: New.
1794 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
1795 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
1796 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
1797 * configure: Regenerate.
1799 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
1801 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
1802 correct index when setting register save state for xd
1805 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
1807 * config/sh/sh.c (mark_use): Remove.
1809 2007-07-12 Paul Brook <paul@codesourcery.com>
1811 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
1812 reg does not overlap return value.
1814 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
1816 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
1817 (set_expression_vuses): Ditto.
1818 (init_pre): Initialize expression_vuses.
1820 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1822 * config/i386/sse.md (storentdf, storentsf): New.
1824 2007-07-12 Geoffrey Keating <geoffk@apple.com>
1826 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
1828 * tree.c (build_decl_stat): Move code from here...
1829 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
1830 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
1831 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
1832 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
1833 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
1836 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
1837 Devang Patel <dpatel@apple.com>
1839 PR tree-optimization/25413
1840 * targhooks.c (default_builtin_vector_alignment_reachable): New.
1841 * targhooks.h (default_builtin_vector_alignment_reachable): New.
1842 * tree.h (contains_packed_reference): New.
1843 * expr.c (contains_packed_reference): New.
1844 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
1845 (vect_enhance_data_refs_alignment): Call
1846 vector_alignment_reachable_p.
1847 * target.h (vector_alignment_reachable): New builtin.
1848 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
1849 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
1850 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
1852 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
1854 * target.h (builtin_vectorization_cost): Add new target builtin.
1855 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
1856 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
1857 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
1858 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
1859 uninitialized variables.
1860 * tree-vect-transform.c (cost_for_stmt): New function.
1861 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
1862 using cost 1 for all scalar stmts. Be less conservative when
1863 estimating the number of prologue/epulogue iterations. Call
1864 targetm.vectorize.builtin_vectorization_cost. Return
1865 min_profitable_iters-1.
1866 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
1867 initialization cost instead of TARG_VEC_STMT_COST. Use
1868 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
1869 epilogue code. Fix epilogue cost computation.
1870 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
1871 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
1872 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
1873 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
1874 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
1875 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
1877 2007-07-12 Richard Guenther <rguenther@suse.de>
1879 * gimplify.c (gimplify_conversion): Make sure that the result
1880 from maybe_fold_offset_to_reference is trivially convertible
1881 to the desired type before doing the simplification.
1882 (gimplify_expr): Likewise.
1883 * fold-const.c (fold_binary): Use the correct types for
1884 building the simplified expression.
1886 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1888 PR rtl-optimization/32729
1889 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
1890 that fallthru to exit.
1892 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
1894 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
1895 (symDTPOFF2reg): Likewise.
1897 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
1899 PR tree-optimization/32663
1901 * tree.h (VALUE_HANDLE_VUSES): Remove.
1902 (struct tree_value_handle): Remove vuses.
1904 * tree-vn.c (create_value_handle_for_expr): Don't set
1907 * tree-ssa-pre.c (expression_vuses): New.
1908 (alloc_expression_id): Set up expression_vuses.
1909 (get_expression_vuses): New.
1910 (set_expression_vuses): Ditto.
1911 (clear_expression_ids): Modify for expression_vuses.
1912 (phi_translate_1): Ditto.
1913 (phi_translate_set): Ditto.
1914 (value_dies_in_block_x): Ditto
1915 (valid_in_sets): Ditto.
1916 (add_to_sets): Ditto.
1917 (find_existing_value_expr): Ditto.
1918 (create_value_handle_for_expr): Ditto.
1919 (make_values_for_stmt): Ditto.
1920 (vuse_equiv): Remove.
1922 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
1924 * Makefile.in (mostlyclean): Remove object files.
1926 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1928 * toplev.c (no_new_pseudos): Deleted.
1929 * rtl.h (no_new_pseudos): Deleted.
1930 * tree-pass.h (pass_no_new_pseudos): Deleted.
1931 * passes.c (pass_no_new_pseudos): Deleted.
1932 * final.c (rest_of_clean_state): Removed no_new_pseudos.
1933 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
1934 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
1936 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
1937 * rtlhooks.c (gen_lowpart_general): Ditto.
1938 * optabs.c (prepare_operand): Ditto.
1939 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
1941 * modulo-sched.c (rest_of_handle_sms): Ditto.
1942 * see.c (rest_of_handle_see): Ditto.
1943 * ifcvt.c (if_convert): Ditto.
1944 (gate_handle_if_after_combine): Replaced no_new_pseudos with
1946 * init-regs.c (gate_initialize_regs): Deleted set of
1948 * lower-subreg.c (decompose_multiword_subregs): Ditto.
1949 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
1950 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
1952 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
1955 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
1956 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
1957 (*vec_extractv2di_1_rex64): New insn pattern.
1959 2007-07-11 David Daney <ddaney@avtrex.com>
1961 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
1962 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
1963 for SIGNAL_UNWIND_RETURN_COLUMN.
1964 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
1965 (DWARF_FRAME_REGNUM): Rewrite.
1966 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
1968 2007-07-11 Nick Clifton <nickc@redhat.com>
1970 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
1971 delta and use gen_int_mode in place of GET_INT instead.
1973 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
1975 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
1978 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
1980 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
1981 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
1983 * params.h (VERIFY_CANONICAL_TYPES): Remove.
1984 (USE_CANONICAL_TYPES): New.
1985 * doc/invoke.texi (verify-canonical-types): Remove.
1986 (use-canonical-types): Add.
1988 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1990 * config/spu/spu.c (spu_optimization_options): Remove setting of
1991 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
1992 (spu_override_options): Move it here.
1994 2007-07-11 Richard Sandiford <richard@codesourcery.com>
1996 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
1997 * config/mips/mips.c (mips_cpu_info_table): Mention
1998 MIPS_ISA_LEVEL_SPEC in the comment.
2000 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
2002 PR tree-optimization/32713
2003 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
2005 2007-07-11 Paolo Carlini <pcarlini@suse.de>
2008 * c-opts.c (c_common_post_options): Do not change flag_complex_method
2009 conditional to flag_isoc99.
2010 (c_common_init_options): Do it here, unconditionally.
2012 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
2014 PR tree-optimization/32589
2015 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
2016 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
2017 * tree-ssa-propagate.c (valid_gimple_expression_p): New
2018 predicate, extracted from...
2019 (set_rhs): ...here. Call it for the expression on entry.
2020 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
2021 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
2022 (simplify_binary_expression): Use valid_gimple_expression_p
2023 to validate the simplification.
2024 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
2026 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
2028 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
2029 DWARF2_DEBUG on 32 bit target too.
2030 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
2032 2007-07-11 Nick Clifton <nickc@redhat.com>
2034 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
2035 version for 64-bit hosts.
2037 2007-07-10 David Daney <ddaney@avtrex.com>
2039 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
2041 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
2043 * config/mips/mips.c (mips_expand_synci_loop): New function.
2044 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
2045 (UNSPEC_RDHWR): Same.
2046 (UNSPEC_SYNCI): Same.
2047 (UNSPEC_SYNC): Same.
2048 (clear_cache): New expand.
2052 (clear_hazard): Same.
2053 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
2055 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
2056 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
2058 2007-07-10 Ian Lance Taylor <iant@google.com>
2060 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
2063 2007-07-10 David Daney <ddaney@avtrex.com>
2065 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
2066 * builtins.c (expand_builtin___clear_cache): New function.
2067 (expand_builtin): Call expand_builtin___clear_cache for
2068 BUILT_IN_CLEAR_CACHE case.
2069 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
2070 * doc/md.texi (clear_cache): Document new instruction pattern.
2071 * testsuite/gcc.dg/builtins-64.c: New test.
2073 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
2075 * config/cris/cris.md ("movsi"): Fix typo in last change.
2077 2007-07-09 Geoffrey Keating <geoffk@apple.com>
2080 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
2082 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
2083 * varasm.c (assemble_start_function): Honor DECL_ALIGN
2084 for FUNCTION_DECLs. Don't use align_functions_log if
2086 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
2087 even for FUNCTION_DECLs.
2088 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
2090 * tree.h (DECL_ALIGN): Update for new location of 'align'.
2091 (DECL_FUNCTION_CODE): Update for new location and name of
2093 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
2094 (struct tree_decl_common): Move 'align' and 'off_align' out
2095 of union, ensure they're still on a 32-bit boundary. Remove
2096 other fields in union 'u1'.
2097 (struct tree_function_decl): Add field 'function_code' replacing
2098 'u1.f' in tree_decl_common.
2099 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
2100 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
2101 (Variable Attributes): Cross-reference 'aligned' attribute
2102 to Function Attributes.
2103 * flags.h (force_align_functions_log): Delete.
2104 * toplev.c (force_align_functions_log): Delete.
2106 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
2109 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
2110 (*vec_concatv2di_rex): New insn pattern.
2112 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2115 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
2117 2007-07-10 Ian Lance Taylor <iant@google.com>
2119 Replace no_new_pseudos in backends.
2120 * rtl.h (can_create_pseudo_p): Define.
2121 * config/darwin.c (machopic_indirect_data_reference): Use
2122 can_create_pseudo_p () instead of no_new_pseudos.
2123 (machopic_indirect_data_reference): Likewise.
2124 (machopic_legitimize_pic_address): Likewise.
2125 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
2126 (alpha_emit_set_const_1): Likewise.
2127 (alpha_emit_set_const): Likewise.
2128 (alpha_emit_conditional_move): Likewise.
2129 (alpha_split_conditional_move): Likewise.
2130 * config/alpha/alpha.md (various splitters): Likewise.
2132 * config/arm/arm.c (legitimize_pic_address): Likewise.
2133 (arm_load_pic_register): Likewise.
2134 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
2135 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
2136 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
2137 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
2138 * config/cris/cris.md (movsi): Likewise.
2139 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
2140 (symGOTOFF2reg_hilo): Likewise.
2141 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
2142 * config/h8300/h8300.md (insv, extzv): Likewise.
2143 * config/i386/i386.c (ix86_expand_move): Likewise.
2144 (ix86_expand_vector_move): Likewise.
2145 (ix86_prepare_fp_compare_args): Likewise.
2146 (ix86_expand_carry_flag_compare): Likewise.
2147 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
2148 (tls_dynamic_gnu2_combine_32): Likewise.
2149 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
2150 * config/ia64/ia64.c (ia64_expand_move): Likewise.
2151 (ia64_expand_movxf_movrf): Likewise.
2152 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
2153 (m32c_split_move): Likewise.
2154 (m32c_expand_insv): Likewise.
2155 * config/m68k/m68k.md (movsi): Likewise.
2156 * config/mips/mips.c (mips_force_temporary): Likewise.
2157 (mips_split_symbol): Likewise.
2158 (mips_move_integer): Likewise.
2159 (mips_legitimize_const_move): Likewise.
2160 * config/mn10300/mn10300.md (movsi): Likewise.
2161 * config/pa/pa.c (emit_move_sequence): Likewise.
2162 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2163 (rs6000_got_register): Likewise.
2164 (create_TOC_reference): Likewise.
2165 (rs6000_machopic_legitimize_pic_address): Likewise.
2166 * config/rs6000/rs6000.md (add<mode>3): Likewise.
2167 (various splitters): Likewise.
2168 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
2169 (movsi_got): Likewise.
2170 * config/s390/s390.c (emit_symbolic_move): Likewise.
2171 * config/s390/s390.md (movhi, movqi): Likewise.
2172 (load_multiple, store_multiple): Likewise.
2173 * config/score/score.c (score_force_temporary): Likewise.
2174 * config/sh/sh.c (prepare_move_operands): Likewise.
2175 (prepare_cbranch_operands): Likewise.
2176 (emit_fpu_switch): Likewise.
2177 (fpscr_set_from_mem): Likewise.
2178 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
2179 (adddi3, subsi3): Likewise.
2180 (various splitters): Likewise.
2181 (divsi_inv_fp_combine): Likewise.
2182 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
2183 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
2185 * config/sh/predicates.md (xor_operand): Likewise.
2186 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
2187 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
2188 (movdi_pic_label_ref): Likewise.
2189 * config/spu/spu.c (spu_split_immediate): Likewise.
2190 * config/alpha/alpha.md (various splitters): Remove test
2191 !no_new_pseudos || reload_completed.
2192 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
2194 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2195 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2196 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2197 * config/score/score.c (th_output_mi_thunk): Likewise.
2198 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2199 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2201 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
2203 PR rtl-optimization/32664
2204 * mode-switching.c (create_pre_exit): Skip barrier insns.
2206 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
2208 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
2209 force_gimple_operand_bsi.
2210 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
2211 rewrite_use_compare): Ditto.
2212 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
2214 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
2215 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
2216 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
2217 * tree-profile.c (prepare_instrumented_value,
2218 tree_gen_interval_profiler, tree_gen_pow2_profiler,
2219 tree_gen_one_value_profiler, tree_gen_ic_profiler,
2220 tree_gen_ic_func_profiler, tree_gen_average_profiler,
2221 tree_gen_ior_profiler): Ditto.
2222 * tree-ssa-reassoc.c (negate_value): Ditto.
2223 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
2224 Use force_gimple_operand_bsi.
2225 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
2226 * tree-if-conv.c (add_to_dst_predicate_list,
2227 find_phi_replacement_condition): Ditto.
2228 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
2229 Call mark_symbols_for_renaming for new statements.
2230 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
2232 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
2234 * cfghooks.c (remove_edge): New function.
2235 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
2237 * cfghooks.h (remove_edge): Declare.
2238 * cfg.c (remove_edge): Renamed to remove_edge_raw.
2239 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
2241 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
2243 * optabs.h: Added declaration for signbit_optab.
2244 * optabs.c: (init_optabs): Added initialization for signbit_optab.
2245 * genoptinit.c (optabs): Added entry for signbit insns.
2246 * builtins.c (expand_builtin_signbit): Added code to use a signbit
2248 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
2249 * config/s390/s390.md (signbit<mode>2): New expander.
2251 2007-07-09 Richard Guenther <rguenther@suse.de>
2254 * fold-const.c (fold_plusminus_mult_expr): Move constant
2255 arguments second to allow decomposing.
2257 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
2260 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
2262 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2263 Disregard DECL_FROM_INLINE.
2265 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
2268 * doc/invoke.texi: Add ftree-reassoc flag.
2269 * common.opt (ftree-reassoc): New flag.
2270 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
2271 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
2273 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
2275 PR tree-optimization/32681
2276 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
2277 saved in second_edge->aux when first_bb is a loop header.
2279 2007-07-09 Jan HUbicka <jh@suse.cz>
2281 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
2283 2007-07-09 Richard Guenther <rguenther@suse.de>
2285 * c-decl.c (start_function): Do not promote return type.
2287 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
2289 * function.c (do_warn_unused_parameter): Do not warn if
2290 TREE_NO_WARNING is set.
2292 2007-07-08 Andreas Schwab <schwab@suse.de>
2294 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
2296 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
2299 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
2301 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
2302 apply to assembly language, too.
2303 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
2305 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
2307 Revert (note the sccvn portions are *not* reverted)
2308 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
2310 Fix PR tree-optimization/23488
2312 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
2314 * tree-flow-inline.h (get_value_handle): Ditto.
2315 * tree-ssa-pre.c (decl_vh_map): New.
2316 (decl_node_pool): New.
2317 (can_value_number_operation): Support DECL_P.
2318 (can_PRE_operation): Ditto.
2319 (create_expression_by_pieces): Ditto.
2320 (find_existing_value_expr): Modify to differnetiate between
2321 addressing and top level.
2322 (create_value_handle_for_expr): Handle DECL's.
2323 (poolify_tree): Ditto.
2324 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
2325 (make_values_for_stmt): Handle DECL's properly.
2326 (init_pre): Reorg to not init useless things during FRE.
2328 * tree-flow.h: Include pointer-set.h.
2329 (decl_vh_map): Declare.
2330 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
2332 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
2334 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
2335 the constraint description.
2336 * doc/md.texi: Update documentation of AVR constraints.
2338 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
2340 * auto-inc-dec.c, config/arm/arm.c,
2341 config/m32r/constraints.md, config/mips/mips.md,
2342 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
2343 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
2344 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
2345 typos. Follow spelling conventions.
2346 * doc/invoke.texi, doc/rtl.texi: Fix typos.
2348 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2349 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2351 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
2352 realloc_vuse): Remove.
2353 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
2356 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
2358 Fix PR tree-optimization/23488
2360 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
2361 (try_to_simplify): Ditto.
2363 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
2365 * tree-flow-inline.h (get_value_handle): Ditto.
2366 * tree-ssa-pre.c (decl_vh_map): New.
2367 (decl_node_pool): New.
2368 (can_value_number_operation): Support DECL_P.
2369 (can_PRE_operation): Ditto.
2370 (create_expression_by_pieces): Ditto.
2371 (find_existing_value_expr): Modify to differnetiate between
2372 addressing and top level.
2373 (create_value_handle_for_expr): Handle DECL's.
2374 (poolify_tree): Ditto.
2375 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
2376 (make_values_for_stmt): Handle DECL's properly.
2377 (init_pre): Reorg to not init useless things during FRE.
2379 * tree-flow.h: Include pointer-set.h.
2380 (decl_vh_map): Declare.
2381 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
2383 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
2385 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
2386 apply to assembly language, too.
2387 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
2389 2007-07-06 Ian Lance Taylor <iant@google.com>
2390 Zack Weinberg <zackw@panix.com>
2393 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
2395 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2397 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
2398 (prefetch): Likewise if "pref" would be used.
2400 2007-07-06 Josh Conner <jconner@apple.com>
2404 * calls.c (store_one_arg): Handle arguments which are partially
2405 on the stack when detecting argument overlap.
2407 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
2409 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
2410 chosen during find_reloads.
2412 2007-07-06 Richard Guenther <rguenther@suse.de>
2414 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
2415 TYPE_ARG_TYPES for verification of argument types. Use
2416 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
2417 parameters as variable arguments.
2419 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
2421 * libgcc2.h (word_type): Type definition removed.
2422 (cmp_return_type, shift_count_type): Type definitions added.
2423 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
2424 replaced with shift_count_type.
2425 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
2427 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
2428 changed from word_type to Wtype.
2429 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
2430 replaced with shift_count_type.
2431 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
2433 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
2434 and libgcc_shift_count attribute added.
2435 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
2436 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
2437 (TARGET_INITIALIZER): New target hooks added.
2438 * targhooks.c (default_libgcc_cmp_return_mode,
2439 default_libgcc_shift_count_mode): Default implementations for the new
2441 * targhooks.h (default_libgcc_cmp_return_mode,
2442 default_libgcc_shift_count_mode): Function prototypes added.
2443 * target.h (struct gcc_target): Fields for the new target hooks added.
2444 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
2446 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
2449 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
2450 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
2452 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
2453 s390_libgcc_shift_count_mode): Functions added.
2454 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
2455 Target hooks defined.
2457 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2459 * config/mips/mips.c (compute_frame_size): Restore the original
2460 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
2461 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
2462 Document why the difference is needed.
2464 2007-07-06 Richard Guenther <rguenther@suse.de>
2466 * c-common.c (boolean_increment): Use correctly typed
2469 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2471 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
2472 the topmost argument register is not also included in the save mask.
2473 (mips16e_collect_argument_save_p): Take a pointer to the argument
2474 register, rather than a pointer to the number of arguments.
2475 (mips16e_collect_argument_saves): Only include argument saves
2476 that aren't in the register mask.
2478 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
2480 PR rtl-optimization/32450
2481 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
2482 to ensure that instructions are not moved into the prologue when
2483 profiling is on. Remove unused prologue_end variable.
2484 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
2485 as a scheduling barrier.
2487 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
2490 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2491 Disregard DECL_FROM_INLINE.
2493 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
2495 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
2496 IORing with a constant.
2498 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
2500 PR rtl-optimization/32475
2501 * df-scan.c (df_def_record_1): Add a use of the stack pointer
2502 for every definition of the stack pointer.
2504 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
2506 * arm.c (vfp3_const_double_index): Copy signed results of
2507 REAL_VALUE_TO_INT into unsigned vars.
2509 2007-07-05 Richard Guenther <rguenther@suse.de>
2512 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
2514 * tree-ssa.c (useless_type_conversion_p): Check canonical
2517 2007-07-05 Anatoly Sokolov <aesok@post.ru>
2519 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
2520 zero_extendhisi2): Change to define_insn_and_split.
2521 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
2523 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
2525 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
2526 pass_match_asm_constraints): New.
2527 * passes.c (init_optimization_passes): Add new pass.
2528 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
2529 * function.h (struct function): Add has_asm_statement bit.
2530 (current_function_has_asm_statement): New.
2531 * tree-pass.h (pass_match_asm_constraints): New.
2533 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
2535 * config/mips/mips.c (mips_file_start): Avoid declaration
2538 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2540 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
2542 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
2544 * rtl.def (NOTE): Change print format string to print
2545 operand 5 as a note insn name.
2547 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2548 David Ung <davidu@mips.com>
2550 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
2551 * doc/invoke.texi: (MIPS Options): Document them.
2553 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2554 David Ung <davidu@mips.com>
2556 Add support for SmartMIPS ASE.
2558 * optabs.c (expand_binop_directly): New, broken out from...
2559 (expand_binop): Here. Make it try rotating in the other
2560 direction even when the second operand isn't constant.
2561 * config/mips/mips.md (*lwxs): New.
2562 * config/mips/mips.opt (msmartmips): New.
2563 * config/mips/mips.c (mips_lwxs_address_p): New.
2564 (mips_rtx_costs): Make it recognize scaled indexed addressing.
2565 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2566 __mips_smartmips when compiling for TARGET_SMARTMIPS.
2567 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
2568 (ISA_HAS_LWXS): New.
2569 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
2570 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
2571 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
2572 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
2573 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
2574 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
2575 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
2577 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
2579 * tree-vectorizer.c (new_loop_vec_info): Initialize
2580 LOOP_VINFO_COST_MODEL_MIN_ITERS.
2581 * tree-vectorizer.h (_loop_vec_info): Added new filed
2582 min_profitable_iters.
2583 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
2584 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
2585 * tree-vect-analyze.c (vect_analyze_operations): Set
2586 LOOP_VINFO_COST_MODEL_MIN_ITERS.
2587 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
2588 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
2589 Fix calculation of peel_iters_prologue. Move consideration of epilogue
2590 and prologue cost to after they are computed.
2591 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
2593 (vect_model_simple_cost): Takes additional argument dt. Consider cost
2594 of creating vectors from scalars according to dt.
2595 (vect_model_store_cost): Likewise.
2596 (vectorizable_call): Use dt array instead of scalar dt. Call
2597 vect_model_simple_cost with additional argument dt.
2598 (vectorizable_assignment): Likewise.
2599 (vectorizable_operation): Likewise.
2600 (vectorizable_type_demotion): Likewise.
2601 (vectorizable_type_promotion): Likewise.
2602 (vectorizable_store): Use dt array instead of scalar dt. Call
2603 vect_model_store_cost with additional argument dt.
2604 (vect_do_peeling_for_loop_bound): Don't call
2605 vect_estimate_min_profitable_iters. Instead, lookup
2606 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
2607 "may not be profitable".
2609 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
2612 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
2613 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
2614 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
2615 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
2617 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
2619 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
2620 addressing modes cheaper.
2622 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
2624 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
2625 (dw_ranges_struct): Rename block_num to num. Adjust.
2626 (dw_ranges_by_label_struct): New.
2627 (ranges_by_label, ranges_by_label_allocated,
2628 ranges_by_label_in_use): New variables.
2629 (add_ranges_num): Factored most of the code out of...
2630 (add_ranges): ... this one. Rewrite in terms of the former.
2631 (add_ranges_by_labels): New.
2632 (output_ranges): Output by-label ranges.
2633 (dwarf2out_finish): Output range for multiple-section
2634 compile_unit. Output standard DW_AT_low_pc in addition to
2635 unexpected DW_AT_entry_pc.
2637 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
2639 PR tree-optimization/32604
2640 PR tree-optimization/32606
2642 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
2643 (compute_antic_safe): Removed.
2644 (ANTIC_SAFE_LOADS): Ditto.
2645 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
2646 (execute_pre): Don't call compute_antic_safe.
2647 (vuse_equiv): New function.
2648 (make_values_for_stmt): Use it
2649 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
2652 2007-07-04 Anatoly Sokolov <aesok@post.ru>
2655 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
2657 (avr_attribute_table): Make "naked" attribute apply to function types
2658 rather than to decls.
2659 (avr_handle_fntype_attribute): New function.
2661 2007-07-04 Joseph Myers <joseph@codesourcery.com>
2663 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
2666 2007-07-04 David Ung <davidu@mips.com>
2667 Joseph Myers <joseph@codesourcery.com>
2669 * config/mips/mips.md (type): Add logical, signext and move.
2670 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
2671 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
2672 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
2673 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
2674 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
2675 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
2676 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
2677 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
2678 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
2679 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
2680 movv2sf_hardfloat_64bit): Use the new types.
2681 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
2682 *movdf_softfloat, *movdf_mips16): Use "multi".
2683 (extendqihi2): Replace with a define_expand.
2684 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
2685 Based on extend<SHORT:mode><GPR:mode>2 patterns.
2686 * config/mips/74k.md (r74k_int_logical): New reservation and
2688 (r74k_int_arith): Remove "slt".
2689 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
2690 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
2691 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
2692 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
2693 reservations for "arith".
2695 2007-07-04 Richard Guenther <rguenther@suse.de>
2697 * tree-ssa.c (useless_type_conversion_p): Add handling for
2698 scalar float and vector types. Only call the types_compatible_p
2699 langhook for aggregate types as last resort. Follow the
2702 2007-07-04 Richard Guenther <rguenther@suse.de>
2704 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
2705 the same as NOP_EXPR.
2707 2007-07-04 Nick Clifton <nickc@redhat.com>
2709 * target.h (struct gcc_target): Add target_help field.
2710 * target-def.h (TARGET_HELP): New.
2711 (TARGET_INITIALIZER): Use TARGET_HELP.
2712 * opts.c (command_handle_option): Invoke target_help function, if
2713 defined, when the user has specified --target-help on the command
2715 * doc/invoke.texi: Mention that --target-help might print
2716 additional information.
2717 * doc/tm.texi: Document TARGET_HELP hook.
2719 * arm.c (TARGET_HELP): Override default definition.
2720 (arm_target_help): New - display a wrapped list of cores and
2721 architectures supported.
2723 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
2725 * config/gcc/v850/v850.c (expand_prologue): Make sure
2726 GEN_INT() argument is sign extended rather than zero extended.
2727 (expand_epilogue): Likewise.
2728 (output_move_double): Delete.
2729 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
2730 * config/gcc/v850/v850.md (movdi): Delete.
2731 (*movdi_internal): Delete.
2733 (*movdf_internal): Delete.
2735 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2737 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
2738 unless compiling RTP PIC.
2740 2007-07-04 Richard Guenther <rguenther@suse.de>
2742 PR tree-optimization/32482
2743 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
2744 original ssa name if we didn't find a shift expression.
2745 Fix shift constant for bit zero test.
2747 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2749 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
2751 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2753 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
2754 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
2755 * config/arm/vxworks.h (ASM_SPEC): Delete.
2756 (SUBTARGET_EXTRA_ASM_SPEC): Define.
2758 2007-07-04 Sebastian Pop <sebpop@gmail.com>
2760 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
2761 (DDR_REVERSED_P): New.
2762 * tree-data-ref.c (initialize_data_dependence_relation,
2763 build_classic_dist_vector): Set DDR_REVERSED_P.
2765 2007-07-04 Sebastian Pop <sebpop@gmail.com>
2768 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
2769 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
2770 init_omega_for_ddr_1): Use non conservative number of iterations
2772 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
2773 (analyze_siv_subscript): Remove FIXME and reinitialization of
2774 last_conflicts to chrec_dont_know.
2775 * testsuite/gfortran.dg/vect/pr32457.f90: New.
2777 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
2779 * tree.c (maybe_canonicalize_argtypes): Improve description.
2781 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
2783 * tree.c (maybe_canonicalize_argtypes): New.
2784 (build_function_type): Set canonical type.
2785 (build_method_type_directly): Ditto.
2786 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
2789 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2791 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
2793 (rewrite_use_nonlinear_expr): Likewise.
2795 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
2797 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
2799 2007-07-04 Ben Elliston <bje@au.ibm.com>
2801 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
2804 * c-objc-common.c (c_types_compatible_p): Fix indentation.
2806 * doc/tm.texi (Run-time Target): Capitalise "CPU".
2807 (Exception Handling): Likewise.
2809 2007-07-03 Jan Hubicka <jh@suse.cz>
2811 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
2813 2007-07-03 Eric Christopher <echristo@apple.com>
2815 * doc/cppopts.texi: Add conflicting option note to -dM.
2816 * doc/invoke.texi: Add note about possible conflicts with
2817 -E for -dCHARS and note that -dM will not produce
2818 any results if there is no machine dependent reorg.
2820 2007-07-03 Geoffrey Keating <geoffk@apple.com>
2822 * tree.h (DECL_ALIGN): Back out previous change.
2824 2007-07-03 Joseph Myers <joseph@codesourcery.com>
2826 * configure.ac: Test for .dtprelword support on MIPS.
2827 * configure, config.in: Regenerate.
2828 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
2829 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
2831 2007-07-03 Julian Brown <julian@codesourcery.com>
2833 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
2834 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
2835 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
2836 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
2838 (all_fpus): Add FPUTYPE_VFP3.
2839 (fp_model_for_fpu): Add VFPv3 field.
2840 (arm_rtx_costs_1): Give cost to VFPv3 constants.
2841 (vfp3_const_double_index): New function. Return integer index of
2842 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
2844 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
2845 and argument represents a valid RTX for a VFPv3 constant.
2846 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
2848 (vfp_emit_fstmd): Similar, for fstmd.
2849 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
2850 constants, represented as integer indices.
2851 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
2852 VFP_REGNO_OK_FOR_DOUBLE macros.
2853 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
2854 (arm_file_start): Set float-abi attribute for VFPv3, and output
2855 correct ".fpu" assembler directive.
2856 (arm_dbx_register_numbering): Add FIXME.
2857 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
2858 (fputype): Add FPUTYPE_VFP3.
2859 (FIXED_REGISTERS): Add 32 registers for D16-D31.
2860 (CALL_USED_REGISTERS): Likewise.
2861 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
2862 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
2863 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
2864 (D7_VFP_REGNUM): New.
2865 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
2866 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
2867 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
2868 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
2869 (REG_ALLOC_ORDER): Adjust for VFPv3.
2870 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
2871 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
2872 VFP_LO_REGS, VFP_HI_REGS.
2873 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
2874 (IS_VFP_CLASS): Define macro.
2875 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
2877 (REGISTER_MOVE_COST): Likewise.
2878 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
2879 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
2880 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
2881 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
2882 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
2883 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
2884 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
2885 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
2886 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
2887 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
2888 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
2889 where appropriate for single-word registers.
2890 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
2891 As above. Fix type attributes.
2892 * config/arm/constraints.md (register_contraint "t"): Define.
2893 (register_constraint "w"): Change to D0-D15, or D0-D31 for
2895 (register_constraint "x"): Define.
2896 (constraint "Dv"): Define.
2898 2007-07-03 Geoffrey Keating <geoffk@apple.com>
2900 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
2902 2007-07-03 Tom Tromey <tromey@redhat.com>
2904 * c-parser.c (objc_pq_context): Removed.
2905 (objc_need_raw_identifier): Likewise.
2906 (c_parser) <objc_pq_context>: New field.
2907 <objc_need_raw_identifier>: Likewise.
2908 (OBJC_NEED_RAW_IDENTIFIER): Removed.
2909 (c_lex_one_token): Update.
2910 (c_parser_objc_protocol_definition): Update.
2911 (c_parser_objc_method_definition): Update.
2912 (c_parser_objc_methodproto): Update.
2913 (c_parser_declspecs): Update.
2915 2007-07-03 David Ung <davidu@mips.com>
2917 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
2919 2007-07-03 David Ung <davidu@mips.com>
2920 Richard Sandiford <richard@codesourcery.com>
2922 * doc/invoke.texi: Document -march=74kf3_2.
2923 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
2924 (TUNE_74K): Check for it.
2925 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
2926 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
2927 * config/mips/mips.md (cpu): Add 74kf3_2.
2928 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
2929 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
2930 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
2931 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
2932 74kf3_2 to the CPU list.
2933 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
2934 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
2935 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
2936 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
2937 (r74kf3_2_fxfer_from_c1): New insn reservations.
2939 2007-07-03 Richard Sandiford <richard@codesourcery.com>
2940 David Ung <davidu@mips.com>
2942 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
2943 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
2944 and 74k[fx]. Document aliases for the new options.
2945 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
2946 (PROCESSOR_24KF2_1): ...this.
2947 (PROCESSOR_24KX): Rename to...
2948 (PROCESSOR_24KF1_1): ...this.
2949 (PROCESSOR_74KF): Rename to...
2950 (PROCESSOR_74KF2_1): ...this.
2951 (PROCESSOR_74KX): Rename to...
2952 (PROCESSOR_74KF1_1): ...this.
2953 (TUNE_74K): Update PROCESSOR_* names.
2954 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
2955 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
2956 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
2957 (mips_rtx_cost_data): Update processor names in comments.
2958 (mips_issue_rate): Update PROCESSOR_* names.
2959 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
2960 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
2961 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
2962 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
2963 Update cpu attribute names.
2964 (r24k_fpu_iss): Rename this reservation to...
2965 (r24kf2_1_fpu_iss): ...this and update all uses.
2966 (r24kx_fpu_iss): Rename this reservation to...
2967 (r24kf1_1_fpu_iss): ...this and update all uses.
2968 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
2969 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
2970 Update cpu attribute names.
2972 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
2974 * config/m32r/constraints.md: New file.
2975 * config/m32r/m32r.c: Include tm-constrs.h.
2976 (small_data_operand): Use satisfies_constraint_* instead of macro.
2977 (addr24_operand, gen_compare): Likewise.
2978 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
2979 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
2980 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2981 EXTRA_CONSTRAINT): Likewise.
2982 * config/m32r/m32r.md: Include constraints.md.
2983 (*movsi_insn): Use satisfies_constraint_* instead of macro.
2984 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
2985 * config/m32r/predicates.md (conditional_move_operand): Likewise.
2986 (two_insn_const_operand, int8_operand, uint16_operand,
2987 reg_or_int16_operand, reg_or_uint16_operand,
2988 reg_or_cmp_int16_operand, cmp_int16_operand,
2989 seth_add3_operand): Likewise.
2991 2007-07-03 Eric Christopher <echristo@gmail.com>
2993 * libgcc2.h: Conditionally declare __bswapsi2 and
2996 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
2998 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
3001 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3004 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
3005 (__gthrw_pragma): Provide default definition.
3007 * gthr-posix.c (__gthrw_pragma): Define.
3009 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
3011 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
3012 before declaring inequality.
3014 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
3016 * combine.c (recog_for_combine): Log the success or failure of
3017 matching new insn patterns against the machine description in
3020 2007-07-03 Revital Eres <eres@il.ibm.com>
3022 * ddg.c (print_sccs): New function.
3023 (check_sccs): New function.
3024 (create_ddg_all_sccs): Use it.
3025 * ddg.h (print_sccs): Declare.
3026 * modulo-sched.c (sms_order_nodes): Call print_sccs.
3028 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
3030 * targhooks.h (default_mode_for_suffix): New function declaration.
3031 * targhooks.c (default_mode_for_suffix): New default target hook.
3032 * target.h (struct c): New structure in the targetm struct.
3033 (mode_for_suffix): New target hook as part of struct c.
3034 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
3035 default_mode_for_suffix.
3036 (TARGET_C): New define.
3037 * c-lex.c: Include "target.h".
3038 (interpret_float): Use targetm.c.mode_for_suffix to determine
3039 the mode for a given non-standard suffix.
3040 Makefile.in (c-lex.o): Depend on $(TARGET_H).
3042 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
3043 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
3045 * doc/extend.texi (Floating Types): New node. Document __float80 and
3046 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
3048 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3051 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
3052 predicate instead of target_operand.
3053 (divsi3_i1_media, divsi3_media_2): Likewise.
3055 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
3057 * tree.h (alias_sets_might_conflict_p): Rename into
3058 alias_sets_must_conflict_p.
3059 * alias.c (alias_sets_might_conflict_p): Likewise.
3060 (alias_sets_conflict_p): Use it.
3061 (objects_must_conflict_p): Likewise.
3062 * c-common.c (strict_aliasing_warning): Adjust.
3064 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
3066 * rtlhooks.c (gen_lowpart_if_possible): Check for
3067 invalid subreg before calling gen_lowpart_SUBREG.
3069 2007-07-02 Geoffrey Keating <geoffk@apple.com>
3071 * config/darwin9.h: Add copyright notice.
3072 (LINK_COMMAND_SPEC): Add comment.
3073 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
3074 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
3075 DARWIN_LIBSYSTEM_HAS_UNWIND.
3077 2007-07-02 Jakub Jelinek <jakub@redhat.com>
3080 * omp-low.c (check_combined_parallel): New function.
3081 (lower_omp_parallel): Call it via walk_stmts, set
3082 OMP_PARALLEL_COMBINED if appropriate.
3083 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
3084 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
3085 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
3086 don't consider it as combined parallel.
3088 2007-07-02 Richard Sandiford <richard@codesourcery.com>
3090 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3091 (gcc_tooldir): Likewise.
3092 * configure: Regenerate.
3093 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3094 old configure.ac gcc_tooldir setting.
3095 (prefix_to_exec_prefix): New variable.
3096 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3097 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3099 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
3101 Fix PR tree-optimization/32583
3102 Fix PR tree-optimization/32584
3103 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
3104 (phi_translate_set): Use phi_translate directly now.
3105 (make_values_for_stmt): Don't value number RHS if we already know
3108 2007-07-02 Steve Ellcey <sje@cup.hp.com>
3109 Jim Wilson <wilson@specifix.com>
3112 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
3115 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
3116 Richard Sandiford <richard@codesourcery.com>
3117 Nigel Stephens <nigel@mips.com>
3119 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
3120 (mips16e_output_save_restore): Declare.
3121 (mips16e_save_restore_pattern_p): Likewise.
3122 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
3123 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
3124 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
3125 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
3126 (BITSET_P): New global macro, extracted from...
3127 (mips_for_each_saved_reg): ...here.
3128 (mips16e_save_restore_info): New struct.
3129 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
3130 (mips16e_save_restore_regs): New variable.
3131 (mips_split_plus, mips16e_find_first_register): New functions.
3132 (mips16e_mask_registers): New function.
3133 (compute_frame_size): Expand the commentary before the function.
3134 Enforce the MIPS16e save and restore register range restrictions.
3135 Pad the general register save area at the low end.
3136 (mips16e_save_restore_reg, mips16e_build_save_restore)
3137 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
3138 (mips16e_output_save_restore, mips16e_collect_propagate_value)
3139 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
3141 (mips_expand_prologue, mips_expand_epilogue): Handle
3142 GENERATE_MIPS16E_SAVE_RESTORE.
3143 * config/mips/mips.md (*mips16e_save_restore): New pattern.
3145 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
3147 PR tree-optimization/31966
3148 PR tree-optimization/32533
3149 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
3150 "basic_block" description as its third argument. Update function
3151 calls to get destination bb from "edge" argument. Save "cond" into
3152 aux field of the edge. Update prototype for changed arguments.
3153 (if_convertible_loop_p): Clear aux field of incoming edges if bb
3155 (find_phi_replacement_condition): Operate on incoming edges, not
3156 on predecessor blocks. If there is a condition saved in the
3157 incoming edge aux field, AND it with incoming bb predicate.
3158 Return source bb of the first edge.
3159 (clean_predicate_lists): Clean aux field of outgoing node edges.
3160 (tree_if_conversion): Do not initialize cond variable. Move
3161 variable declaration into the loop.
3162 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
3163 initializations of new_stmt, arg0 and arg1 variables.
3165 2007-07-02 Jakub Jelinek <jakub@redhat.com>
3167 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
3168 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
3170 2007-07-02 Richard Guenther <rguenther@suse.de>
3172 * tree-ssa.c (useless_type_conversion_p): Document
3173 future intent as defining the middle-end type system.
3174 Re-structure to call langhook last, group by type class,
3175 mark questionable parts.
3177 2007-07-02 Richard Guenther <rguenther@suse.de>
3179 * tree-flow.h (types_compatible_p): Declare.
3180 * tree-ssa.c (types_compatible_p): New function.
3181 * ipa-type-escape.c (discover_unique_type): Use
3182 types_compatible_p instead of lang_hooks.types_compatible_p.
3183 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
3184 * tree-vn.c (expressions_equal_p): Likewise.
3185 * tree.c (fields_compatible_p): Likewise.
3186 * tree-ssa-dom.c (avail_expr_eq): Likewise.
3187 (cprop_operand): Use useless_type_conversion_p instead of
3188 lang_hooks.types_compatible_p.
3189 * tree-inline.c (setup_one_parameter): Likewise.
3190 (declare_return_variable): Likewise.
3191 * tree-nrv.c (tree_nrv): Likewise.
3192 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
3193 (maybe_fold_offset_to_component_ref): Likewise.
3194 (maybe_fold_offset_to_reference): Likewise.
3195 * tree-ssa-copy.c (may_propagate_copy): Likewise.
3196 (merge_alias_info): Likewise.
3197 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
3198 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3199 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
3200 * tree-tailcall.c (find_tail_calls): Likewise.
3201 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
3202 * gimplify.c (canonicalize_addr_expr): Likewise.
3203 (fold_indirect_ref_rhs): Likewise.
3204 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
3205 (cpt_same_type): Likewise.
3206 (check_pointer_types_r): Swap parameters to cpt_same_type
3208 * fold-const.c (fold_convert): Revert fix for PR15988.
3209 * tree-inline.c (setup_one_parameter): Instead fix it here by
3210 using fold_build1 instead of fold_convert and checking for
3211 error_mark_node. Convert only if the conversion is necessary.
3213 2007-07-02 Joseph Myers <joseph@codesourcery.com>
3215 * configure.ac: Check for .gnu_attribute on Power.
3216 * configure: Regenerate.
3217 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
3218 attribute for floating-point ABI.
3220 2007-07-02 Ira Rosen <irar@il.ibm.com>
3222 PR tree-optimization/32230
3223 PR tree-optimization/32477
3224 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
3225 address is a constant.
3227 2007-07-02 Richard Sandiford <richard@codesourcery.com>
3229 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
3230 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
3231 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
3232 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
3233 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
3234 64-bit targets. Add support for *-elfoabi*.
3235 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
3236 different settings if $(tm_defines) does not select the EABI.
3237 (MULTILIB_EXCLUSIONS): Define in those circumstances.
3238 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
3239 (MIPS_ARCH_OPTION_SPEC): Likewise.
3240 (MIPS_ISA_LEVEL_SPEC): Likewise.
3241 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
3242 * config/mips/elfoabi.h: New file.
3244 2007-07-02 Richard Guenther <rguenther@suse.de>
3246 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
3247 (useless_type_conversion_p): ... this.
3248 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
3249 (useless_type_conversion_p): ... this.
3250 * builtins.c (fold_builtin_memory_op): Rename
3251 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
3252 * tree-cfg.c (verify_expr): Likewise.
3253 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
3254 * tree-ssa-ccp.c (ccp_fold): Likewise.
3255 * tree-ssa-copy.c (may_propagate_copy): Likewise.
3256 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
3257 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
3258 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
3259 * tree-ssa-pre.c (eliminate): Likewise.
3260 * tree-ssa.c (delete_tree_ssa): Likewise.
3261 (tree_ssa_useless_type_conversion): Likewise.
3262 * tree.c (build2_stat): Likewise.
3264 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
3266 Fix PR tree-optimization/32571
3267 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
3270 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
3272 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
3273 and other expected operations explicitly, change default to
3276 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
3278 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
3280 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3281 (tls_load_dot_plus_eight): Move the label number into the unspec.
3282 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
3284 2007-07-01 Andreas Schwab <schwab@suse.de>
3286 * dwarf2out.c (initial_return_save): Define only if used.
3288 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
3290 Unreverting Richard's Revert of:
3292 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3294 * dce.c (deletable_insn_p_1): New function, split out from...
3295 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3296 specially, not those inside PARALLELs. Remove BODY argument
3297 and adjust recursive call accordingly.
3298 (prescan_insns_for_dce): Update call to delete_insn_p.
3300 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
3301 Revital Eres <eres@il.ibm.com>
3303 * ddg.c (create_ddg_all_sccs): Fix missed
3304 initialization of scc_nodes.
3306 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
3309 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
3310 X + ~X to 1 only for INTEGRAL_TYPE_P type.
3312 2007-06-30 Joseph Myers <joseph@codesourcery.com>
3314 * configure.ac: Check for .gnu_attribute on MIPS.
3315 * configure, config.in: Regenerate.
3316 * config/mips/mips.c (mips_file_start): If supported, output
3317 attribute for floating-point ABI.
3319 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
3322 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
3323 (ffs_cmove): New expander to expand using ctz pattern.
3324 (*ffs_cmove): Remove pattern.
3325 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
3326 (ffsdi2): Expand using ctz pattern.
3327 (*ffs_rex64): Remove pattern.
3329 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3331 PR rtl-optimization/32296
3332 * pa.md (return): Delete pattern.
3333 (return_internal): Remove "(const_int 1)" from pattern.
3334 (epilogue): Use return_internal pattern for trivial returns.
3335 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
3336 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
3338 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
3340 * tree-ssa-pre.c (is_exception_related): New function
3341 (can_value_number_operation): Use it.
3343 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
3345 Fix PR tree-optimization/32540
3346 Fix PR tree-optimization/31651
3348 * tree-ssa-sccvn.c: New file.
3350 * tree-ssa-sccvn.h: Ditto.
3352 * tree-vn.c: Include tree-ssa-sccvn.h
3353 (val_expr_paid_d): Removed.
3354 (value_table): Ditto.
3355 (vn_compute): Ditto.
3356 (val_expr_pair_hash): Ditto.
3357 (val_expr_pair_expr_eq): Ditto.
3358 (copy_vuses_from_stmt): Ditto.
3361 (shared_vuses_from_stmt): Ditto.
3362 (print_creation_to_file): Moved up.
3363 (sort_vuses): Ditto.
3364 (sort_vuses_heap): Ditto.
3365 (set_value_handle): Make non-static.
3366 (make_value_handle): Ditto.
3367 (vn_add): Rewritten to use sccvn lookups.
3368 (vn_add_with_vuses): Ditto.
3369 (vn_lookup): Ditto (and second argument removed).
3370 (vn_lookup_with_vuses): Ditto.
3371 (vn_lookup_or_add): Ditto (and second argument removed);
3372 (vn_lookup_or_add_with_vuses): Ditto.
3373 (vn_lookup_with_stmt): New.
3374 (vn_lookup_or_add_with_stmt): Ditto.
3375 (create_value_handle_for_expr): Ditto.
3377 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
3378 (seen_during_translate): New function.
3379 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
3380 (phi_trans_add): Ditto.
3381 (constant_expr_p): FIELD_DECL is always constant.
3382 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
3383 Use constant_expr_p.
3384 Avoid infinite recursion on mutually valued expressions.
3385 Change callers of vn_lookup_or_add.
3386 (phi_translate): New function.
3387 (compute_antic_safe): Allow phi nodes.
3388 (create_component_ref_by_pieces): Update for FIELD_DECL change.
3389 (find_or_generate_expression): Rewrite slightly.
3390 (create_expression_by_pieces): Updated for vn_lookup_or_add
3392 Update VN_INFO for new names.
3393 (insert_into_preds_of_block): Update for new names.
3394 (add_to_exp_gen): New function.
3395 (add_to_sets): Use vn_lookup_or_add_with_stmt.
3396 (find_existing_value_expr): Rewrite to changed vn_lookup.
3397 (create_value_expr_from): Ditto, and use add_to_exp_gen.
3398 (try_look_through_load): Removed.
3399 (try_combine_conversion): Ditto.
3400 (get_sccvn_value): New function.
3401 (make_values_for_phi): Ditto.
3402 (make_values_for_stmt): Ditto.
3403 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
3405 (init_pre): Update for SCCVN changes.
3407 (execute_pre): Ditto.
3409 * tree-flow.h (make_value_handle): Declare.
3410 (set_value_handle): Ditto.
3411 (sort_vuses_heap): Ditto.
3412 (vn_lookup_or_add_with_stmt): Ditto.
3413 (vn_lookup_with_stmt): Ditto.
3414 (vn_compute): Remove.
3417 (vn_lookup): Update arguments.
3419 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
3421 (tree-ssa-sccvn.o): New.
3422 (OBJS-common): Add tree-ssa-sccvn.o
3424 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3427 * c-typeck.c (build_external_ref): Don't mark as used if called
3429 * calls.c (rtx_for_function_call): Likewise.
3431 2007-06-30 Richard Sandiford <richard@codesourcery.com>
3435 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3437 * dce.c (deletable_insn_p_1): New function, split out from...
3438 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3439 specially, not those inside PARALLELs. Remove BODY argument
3440 and adjust recursive call accordingly.
3441 (prescan_insns_for_dce): Update call to delete_insn_p.
3443 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
3445 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
3446 (try_combine): Move potential calls to undo_all() so they happen
3447 before we commit to using the combined insns.
3449 2006-06-30 Jan Hubicka <jh@suse.cz>
3451 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
3454 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
3456 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
3457 (cgraph_remove_unreachable_nodes): Likewise.
3458 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
3459 * ipa-inline.c (update_caller_keys): Cast according to the coding
3461 (cgraph_decide_recursive_inlining): Likewise.
3462 (cgraph_decide_inlining_of_small_function): Likewise.
3463 (try_inline): Likewise.
3464 (cgraph_decide_inlining_incrementally): Likewise.
3465 * ipa-pure-const.c (get_function_state): Likewise.
3466 (scan_function): Likewise.
3467 (analyze_function): Likewise.
3468 (static_execute): Likewise.
3469 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
3470 (merge_callee_local_info): Likewise.
3471 (analyze_function): Use type safe memory macros.
3472 (static_execute): Likewise. Cast according to the coding conventions.
3473 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
3475 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
3477 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
3478 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
3481 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3484 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
3485 for complex modes (both int and real).
3487 2007-06-29 Jan Hubicka <jh@suse.cz>
3489 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
3491 2007-06-29 Jan Hubicka <jh@suse.cz>
3494 * cse.c (cse_insn): Avoid invalid sharing in between register note and
3497 2007-06-29 Anatoly Sokolov <aesok@post.ru>
3500 * config/avr/avr.c: Include dataflow header file.
3501 (expand_prologue): Adjust for prologue insn change.
3502 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
3505 2007-06-29 Richard Guenther <rguenther@suse.de>
3508 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
3509 during type verification.
3511 2007-06-29 Jan Hubicka <jh@suse.cz>
3513 * recog.c (validate_change_rtx_1): Unshare TO argument.
3515 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
3517 PR tree-optimization/24659
3518 * tree-vect-transform.c (vectorizable_call): Handle
3519 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
3521 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
3522 * config/i386/i386.c (enum ix86_builtins)
3523 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
3524 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
3526 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
3527 const using def_builtin_const.
3528 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
3529 input operands in the same modes as the result.
3530 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
3532 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
3534 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
3535 (df_set_dead_notes_for_mw): Likewise.
3537 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
3539 * c-common.c (pointer_int_sum): Do the negation in sizetype.
3541 2007-06-28 DJ Delorie <dj@redhat.com>
3543 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
3545 2007-06-28 Geoffrey Keating <geoffk@apple.com>
3547 * doc/invoke.texi (C++ Dialect Options): Document
3548 fvisibility-ms-compat.
3549 * c.opt (fvisibility-ms-compat): New.
3551 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3554 * tree-affine.c (aff_combination_add_elt): Handle
3555 pointer addition specially.
3557 2007-06-28 Jakub Jelinek <jakub@redhat.com>
3559 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
3560 decl is non-external for AIX ABI.
3562 2007-06-28 David Edelsohn <edelsohn@gnu.org>
3564 * config/rs6000/predicates.md (current_file_function_operand):
3565 Ensure the symbol is non-external for AIX ABI.
3567 2007-06-28 Nick Clifton <nickc@redhat.com>
3569 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
3570 (fdce, fdse, fpredictive-commoning): Likewise.
3572 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3575 * gcc.c (process_command): Recognize the new -static-libgfortran
3578 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
3581 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
3582 Use a call clobbered hard reg instead of a pseudo reg.
3584 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
3586 * config/sh/sh.md (load_gbr): Use correct operand constraint.
3588 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
3591 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
3592 REG_LIBCALL and REG_RETVAL notes.
3593 (divsi3, mulsi3): Likewise.
3594 (mulhisi3): Likewise. Use emit_libcall_block.
3595 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
3597 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
3599 PR rtl-optimization/32481
3600 * combine.c (adjust_for_new_dest): Rescan the changed insn.
3602 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3604 * dce.c (deletable_insn_p_1): New function, split out from...
3605 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3606 specially, not those inside PARALLELs. Remove BODY argument
3607 and adjust recursive call accordingly.
3608 (prescan_insns_for_dce): Update call to delete_insn_p.
3610 2007-06-27 Richard Guenther <rguenther@suse.de>
3613 * tree.h (fold_convertible_p): Declare.
3614 * fold-const.c (fold_convertible_p): New function.
3615 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
3616 instead of lang_hooks.types_compatible_p.
3618 2007-06-26 Jan Hubicka <jh@suse.cz>
3620 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
3621 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
3622 early use validate_unshare_change.
3623 (reload_combine): Likewise.
3624 * recog.c (change_t): New field unshare.
3625 (validate_change_1): Rename from validate_change; add argument unshare.
3626 (validate_change): Turn into wrapper of validate_change_1; update
3627 prototype for bools.
3628 (validate_unshare_change): New.
3629 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
3630 calls of df_insn_rescan.
3631 * recog.h (validate_change): Replace ints by bools.
3632 (validate_unshare_change): Declare.
3634 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3636 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
3638 2007-06-26 Steve Ellcey <sje@cup.hp.com>
3640 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
3642 2007-06-25 Jan Hubicka <jh@suse.cz>
3644 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
3646 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
3647 cgraph_decide_inlining_incrementally): Move uninlinability checks to
3648 places other call site specific checks are performed.
3650 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3653 * tree-vect-transform.c (vectorizable_operation): Convert
3654 POINTER_PLUS_EXPR over to PLUS_EXPR.
3656 2007-06-25 Chao-ying Fu <fu@mips.com>
3658 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
3659 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
3660 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3661 Document GET_MODE_IBIT, and GET_MODE_FBIT.
3663 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
3664 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3665 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
3666 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
3667 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
3668 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
3669 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
3670 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
3671 ALL_FIXED_POINT_MODE_P): New define.
3672 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3674 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
3676 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
3677 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3678 MODE_VECTOR_UACCUM): New mode classes.
3680 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
3681 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
3682 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
3685 * genmodes.c (struct mode_data): Add ibit and fbit fields.
3686 (blank_mode): Initialize ibit and fbit.
3687 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
3688 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3690 (new_adjust): Change required_class to required_class_from and
3691 required_class_to for testing within a range.
3692 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3693 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3695 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
3696 (make_fixed_point_mode): New.
3697 (_ADD_ADJUST): Change C to C1 and C2.
3698 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
3699 use a range for machine classes.
3700 (ADJUST_IBIT, ADJUST_FBIT): New.
3701 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
3703 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
3704 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3705 Emit adjustment for ibit and fbit.
3706 (emit_mode_ibit, emit_mode_fbit): New.
3707 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
3709 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
3711 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
3712 as the source of the set.
3714 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
3716 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
3717 FP_REGNO_P): Use IN_RANGE.
3718 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
3719 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
3720 (DATA_REG_P): Use DATA_REGNO_P.
3721 (FP_REG_P): Use FP_REGNO_P.
3722 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
3723 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
3724 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
3726 2007-06-24 Jan Hubicka <jh@suse.cz>
3729 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
3731 2007-06-24 Sebastian Pop <sebpop@gmail.com>
3734 * fold-const.c (fold_binary): Strip nops of operand 0
3735 of BIT_NOT_EXPR before calling operand_equal_p.
3736 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
3737 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
3739 2007-06-23 Mark Mitchell <mark@codesourcery.com>
3741 * doc/extend.texi: Document that dllimport and dllexport imply
3743 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
3744 imported or exported declaration, including type declarations.
3745 * c-common.c (handle_visibility_attribute): Check for conflicts
3746 with dllimport/dllexport.
3747 (c_determine_visibility): Handle dllimport/dllexport as an
3748 explicit visibility atttribute.
3750 2007-06-23 Richard Guenther <rguenther@suse.de>
3752 PR tree-optimization/16876
3754 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
3756 * tree-inline.c (initialize_inlined_parameters): Do not call
3757 lang_hooks.tree_inlining.convert_parm_for_inlining.
3758 * cgraphbuild.c (initialize_inline_failed): Set inline failed
3759 reason for mismatched types.
3760 * gimplify.c (gimplify_call_expr): Verify the call expression
3761 arguments match the called function type signature. Otherwise
3762 mark the call expression to be not considered for inlining
3763 using CALL_CANNOT_INLINE_P flag.
3764 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
3765 edges call expression.
3766 (cgraph_decide_inlining_of_small_function): Likewise.
3767 (cgraph_decide_inlining): Likewise.
3768 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
3770 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
3771 * c-typeck.c (c_convert_parm_for_inlining): Remove.
3772 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
3774 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
3775 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
3777 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3778 convert_parm_for_inlining member.
3780 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
3783 * arm.md (negscc): Match the correct operand for optimized LT0 test.
3784 Remove optimization for GT.
3786 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
3789 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
3791 (prescan_insns_for_dce): Add extra parameter.
3793 2007-06-23 Jan Hubicka <jh@suse.cz>
3796 * gimplify.c (mark_addressable): New function.
3797 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
3799 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3802 * expr.c (store_constructor): Do not clobber non-zeroed memory.
3804 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3807 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
3808 moves between MMX/SSE registers to at least 8 units to prevent
3809 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
3811 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3813 * config/i386/i386.c (override_options): Correct x86_sahf
3816 2007-06-21 David Daney <ddaney@avtrex.com>
3819 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
3820 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
3821 (exception_receiver): Renamed to ...
3822 (nonlocal_goto_receiver): ... this.
3824 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
3826 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
3827 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
3828 partial register accesses.
3830 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
3832 * fold-const.c (debug_fold_checksum): Move it under
3833 ENABLE_FOLD_CHECKING.
3835 2007-06-21 Sebastian Pop <sebpop@gmail.com>
3838 * tree.h (debug_fold_checksum): Declared.
3839 * fold-const.c (build_fold_addr_expr_with_type_1): New.
3840 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
3841 build_fold_addr_expr_with_type_1.
3842 (fold_addr_expr, debug_fold_checksum): New.
3843 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
3844 (fold_unary, fold_comparison, split_address_to_core_and_offset):
3847 2007-06-21 Sebastian Pop <sebpop@gmail.com>
3849 PR tree-optimization/19590
3850 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
3851 of scev is a constant.
3852 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
3854 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3856 * df-problems.c (df_note_bb_compute): Made computation of live
3857 info consistent with df_lr.
3859 2007-06-21 Richard Guenther <rguenther@suse.de>
3861 PR tree-optimization/32453
3862 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
3863 for pointer anti-range.
3865 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
3867 * config/i386/i386.c (processor_target_table): Increase maximum
3868 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
3871 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
3872 byte alignment if > 8 byte alignment is preferred.
3873 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
3875 2007-06-21 Jakub Jelinek <jakub@redhat.com>
3877 PR tree-optimization/31866
3878 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
3879 if ASM_EXPR's input is not a SSA_NAME.
3882 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
3883 but decl is a global var, instead return decl.
3884 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
3885 even for is_global_var decls, if they are private in some outer
3888 2007-06-21 Richard Guenther <rguenther@suse.de>
3890 PR tree-optimization/32451
3891 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
3893 2007-06-21 Christian Bruel <christian.bruel@st.com>
3895 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
3896 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
3897 (push_regs): Changed saving order or banked registers.
3898 (sh_expand_epilogue): Likewise.
3899 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
3900 (FIRST_BANKED_REG): Likewise.
3901 (LAST_BANKED_REG): Likewise.
3902 * config/sh/sh.md (banked) New attribute.
3903 (in_delay_slot): Check banked attribute.
3905 2007-06-20 Sebastian Pop <sebpop@gmail.com>
3907 PR tree-optimization/32075
3908 * tree-data-ref.c (subscript_dependence_tester_1,
3909 analyze_miv_subscript, analyze_overlapping_iterations,
3910 add_distance_for_zero_overlaps, build_classic_dist_vector,
3911 subscript_dependence_tester_1, analyze_overlapping_iterations,
3912 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
3913 compute_affine_dependence, compute_all_dependences): Pass loop_nest
3914 to evolution_function_is_affine_multivariate_p.
3916 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3918 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
3920 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
3923 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
3925 * config/m32c/prologue.md (epilogue_exitd_16): New.
3926 (epilogue_reit_16): New.
3927 (epilogue_exitd): Rename to epilogue_exitd_24.
3928 (epilogue_reit): Rename to epilogue_reit_24.
3930 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
3931 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3933 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
3935 * haifa-sched.c (queue_to_ready): Don't requeue next insn
3936 if dbg_cnt (sched_insn) reaches the limit.
3937 (choose_ready): New parameter INSN_PTR and new return value.
3938 (schedule_block): Handle dbg_cnt (sched_insn). Handle
3939 the new return value from choose_ready.
3940 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
3941 (rest_of_handle_global_alloc): New global_alloc_at_func.
3943 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
3945 PR tree-optimization/25737
3946 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
3947 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
3948 * tree-flow.h (struct fieldoff): Add new field alias_set.
3949 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
3950 argument addressable_type. Set alias_set of fieldoff.
3951 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
3952 (create_overlap_variables_for): Pass alias_set from fieldoff to
3954 * alias.c (get_alias_set): Use alias_set from SFT if set.
3956 2007-06-20 Hui-May Chang <hm.chang@apple.com>
3958 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
3959 of a variable as an unsigned HOST_WIDE_INT integer.
3961 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
3963 PR rtl-optimization/32405
3964 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
3966 2007-06-20 Jakub Jelinek <jakub@redhat.com>
3968 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
3971 * builtins.c: Include diagnostic.h.
3972 (expand_builtin_expect): Make gcc_assert more permissive.
3973 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
3976 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
3980 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
3981 if ACCUMULATE_OUTGOING_ARGS.
3983 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3985 * config/m68hc11/m68hc11.c: Include dataflow header file.
3986 (m68hc11_reorg): Port to dataflow.
3988 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3990 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
3991 (struct df_problem.free_blocks_on_set_blocks): New field.
3992 (struct dataflow.optional_p): New field.
3993 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
3994 (df_live_set_all_dirty): New function.
3995 * df-scan.c (df_scan_alloc): Initialize optional_p.
3996 (problem_SCAN): Initialize free_blocks_on_set_blocks.
3997 * df-core.c (df_set_blocks): Removed use of
3998 DF_FIRST_OPTIONAL_PROBLEM. Now uses
3999 df_problem.free_blocks_on_set_blocks to determine which blocks are
4001 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
4002 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
4003 uses dataflow.optional_p to determine if problem should be
4005 (rest_of_handle_df_initialize): Only start live problem if
4007 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
4008 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
4009 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
4010 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
4011 problem_NOTE): Initialize free_blocks_on_set_blocks.
4012 (df_lr_bb_local_compute): Recompute luids if df_live problem is
4014 (df_live_set_all_dirty, df_note_alloc): New function.
4015 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
4017 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
4018 * postreload.c (reload_combine): Ditto.
4019 * cse.c (cse_extended_basic_block): Ditto.
4020 * regmove.c (mark_flags_life_zones): Ditto.
4021 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
4022 erase_matching_seqs): Ditto.
4023 * bt-load.c (compute_defs_uses_and_gen): Ditto.
4024 * integrate (allocate_initial_values): Ditto.
4025 * combine.c (reg_dead_at_p): Ditto.
4026 * resource.c (mark_target_live_regs): Ditto.
4027 * sched-rgn.c (check_live_1, update_live_1): Ditto.
4028 * config/sh/sh.c (find_r0_life_regions): Ditto.
4029 * global.c (rest_of_handle_global_alloc): Only add back df_live
4031 * local-alloc.c (rest_of_handle_local_alloc): Only remove
4033 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
4035 (if_convert): Make sure df_live is there at -O == 1.
4036 (pass_if_after_combine): Cleanup flags.
4037 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
4038 is there at -O == 1.
4040 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
4042 * config/arm/arm.c (arm_get_frame_offsets): Set
4043 offsets->locals_base to avoid negative stack size.
4044 (thumb1_expand_prologue): Assert on negative stack size.
4046 2007-06-19 Sebastian Pop <sebpop@gmail.com>
4048 PR tree-optimization/32367
4049 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
4050 of the chrec has no evolution in that loop.
4051 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
4053 2007-06-19 Bob Wilson <bob.wilson@acm.org>
4055 * config/xtensa/xtensa.c: Include "df.h".
4056 (xtensa_builtin_saveregs): Use adjust_address instead of
4058 (xtensa_va_start): Invoke make_tree with sizetype for
4059 expand_builtin_saveregs and then convert the result to a pointer.
4060 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
4061 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
4062 Subtract argument size from index value as integers and then use
4063 POINTER_PLUS_EXPR to add the result to the array address.
4065 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4068 * config/m32c/m32c.c: Include dataflow header file.
4069 (m32c_emit_prologue): Adjust for prologue insn change.
4070 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
4071 once inside a PARALLEL. Assume frame size passed in operand 0
4072 includes space to save the fb register.
4073 (prologue_enter_24): Likewise.
4074 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
4076 2007-06-19 David Daney <ddaney@avtrex.com
4079 * config/mips/mips.md (cprestore): Mark $gp as used.
4081 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4084 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
4085 (frv_ifcvt_modify_insn): Likewise.
4087 2007-06-19 Richard Guenther <rguenther@suse.de>
4089 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
4090 only handle positive offsets that fit in a HOST_WIDE_INT.
4092 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
4094 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
4095 result of rsqrt insn for zero input argument to avoid NaN.
4097 2007-06-19 Richard Guenther <rguenther@suse.de>
4100 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
4102 2007-06-19 Jakub Jelinek <jakub@redhat.com>
4104 PR tree-optimization/32353
4105 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
4107 2007-06-19 Nick Clifton <nickc@redhat.com>
4109 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
4111 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
4114 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
4115 * config/i386/i386.c (assign_386_stack_local): Assert that
4116 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
4117 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
4118 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
4119 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
4121 2007-06-18 Steve Ellcey <sje@cup.hp.com>
4123 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
4125 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
4127 PR rtl-optimization/32321
4128 * gcse.c (replace_store_insn): Update the note before
4129 calling emit_insn_after.
4131 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
4134 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
4136 * df-problems.c (df_note_bb_compute): Fix dumping info.
4138 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
4140 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
4141 insn with emit_jump_insn.
4143 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
4145 PR tree-optimization/32383
4146 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
4147 * targhooks.h (default_builtin_reciprocal): Update prototype.
4148 * target.h (struct gcc_target): Update builtin_reciprocal.
4149 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
4150 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
4151 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
4152 when fndecl is in BUILT_IN_MD class.
4153 (execute_convert_to_rsqrt): Ditto.
4155 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
4156 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
4157 Convert BUILT_IN_SQRTF code only when md_fn is false.
4159 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
4161 * bt-load.c (move_btr_def): Fix the order of arguments
4162 to validate_replace_rtx.
4164 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
4166 * config/m68k/m68k-devices.def: Add 54450..54455.
4168 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
4170 PR rtl-optimization/32366
4171 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
4172 FLOAT_EXTEND]: Prevent non-scalar modes from entering
4175 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
4178 * modulo-sched (generate_reg_moves): Added rescan parameter and if
4179 this is true, rescan insn being modified.
4180 (sms_schedule): Added rescan parameter.
4181 (rest_of_handle_sms): Moved freeing of dominance info to before
4182 getting out of cfg_layout.
4184 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
4186 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
4187 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
4190 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
4191 FL_CF_EMAC from the entry for isac.
4193 * config/m68k/predicates.md (const_call_operand): Adjust comment.
4194 (const_sibcall_operand): New.
4195 (sibcall_operand): Use it.
4196 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
4197 (m68k_isas): ISAC does not imply FPU or EMAC.
4198 (override_options): Add ISA_C logic for symbolic jump & call.
4200 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4202 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
4203 return mode from the builtin itself.
4204 (sparc_fold_builtin): Fix cast of zero constant.
4206 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
4208 * targhooks.c (default_builtin_reciprocal): New default target hook.
4209 * targhooks.h (default_builtin_reciprocal): Add prototype.
4210 * hooks.c (hook_tree_tree_bool_null): Remove hook.
4211 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
4212 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
4213 default_builtin_reciprocal.
4215 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
4218 * hooks.c (hook_tree_tree_bool_null): New hook.
4219 * hooks.h (hook_tree_tree_bool_null): Add prototype.
4220 * tree-pass.h (pass_convert_to_rsqrt): Declare.
4221 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
4222 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
4223 and convert it to reciprocal a*rfunc(b).
4224 (execute_convert_to_rsqrt): New function.
4225 (gate_convert_to_rsqrt): New function.
4226 (pass_convert_to_rsqrt): New pass definition.
4227 * target.h (struct gcc_target): Add builtin_reciprocal.
4228 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
4229 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
4230 TARGET_BUILTIN_RECIPROCAL.
4231 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
4233 * config/i386/i386.h (TARGET_RECIP): New define.
4234 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
4235 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4236 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4237 and not optimizing for size.
4238 (*rcpsf2_sse): New insn pattern.
4239 (*rsqrtsf2_sse): Ditto.
4240 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
4241 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4242 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4243 and not optimizing for size.
4244 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
4245 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4246 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4247 and not optimizing for size.
4248 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
4249 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4250 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4251 and not optimizing for size.
4252 (*sse_rsqrtv4sf2): Do not export.
4254 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
4255 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4256 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4257 and not optimizing for size.
4259 * config/i386/i386.opt (mrecip): New option.
4260 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
4261 (ix86_emit_swsqrtsf): Ditto.
4262 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
4263 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
4265 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
4266 ix86_expand_unop1_builtin.
4267 (ix86_emit_swdivsf): New function.
4268 (ix86_emit_swsqrtsf): Ditto.
4269 (ix86_builtin_reciprocal): New function.
4270 (TARGET_BUILTIN_RECIPROCAL): Use it.
4271 (ix86_vectorize_builtin_conversion): Rename from
4272 ix86_builtin_conversion.
4273 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
4274 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
4275 "i386 and x86_64 Options" section.
4276 (Intel 386 and AMD x86_64 Options): Document -mrecip.
4278 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4279 Zdenek Dvorak <dvorakz@suse.cz>
4280 Richard Guenther <rguenther@suse.de>
4281 Kaz Kojima <kkojima@gcc.gnu.org>
4283 * tree-vrp.c (compare_values_warnv): Convert val2 to
4285 (extract_range_from_assert): Create
4286 POINTER_PLUS_EXPR for pointer types.
4287 (extract_range_from_binary_expr): Handle
4288 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
4290 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
4291 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
4292 POINTER_PLUS_EXPR as PLUS_EXPR.
4293 (number_of_iterations_lt_to_ne):
4294 For pointer types, use sizetype when
4295 creating MINUS_EXPR/PLUS_EXPRs.
4296 (assert_loop_rolls_lt): For pointer types, use sizetype when
4297 creating MINUS_EXPR/PLUS_EXPRs.
4298 (number_of_iterations_le): Likewise.
4299 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
4300 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
4301 like PLUS_EXPR and MINUS_EXPR.
4302 * tree-pretty-print.c (dump_generic_node): Handle
4304 (op_prio): Likewise.
4305 (op_symbol_1): Likewise.
4306 * optabs.c (optab_for_tree_code): Likewise.
4307 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
4309 * tree-tailcall.c (process_assignment): Mention
4310 POINTER_PLUS_EXPR in a TODO comment.
4311 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
4312 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
4313 not used with a pointer and an integer type.
4314 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
4315 increment using chrec_convert_rhs instead of chrec_convert.
4316 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
4317 PLUS_EXPR except for the right hand side's type will be
4319 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
4320 (fold_used_pointer_cast): Kill.
4321 (pointer_offset_p): Kill.
4322 (fold_used_pointer): Kill.
4323 (pointer_used_p): Kill.
4324 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
4325 call fold_used_pointer.
4326 (instantiate_parameters_1): Convert the increment
4327 using chrec_convert_rhs instead of chrec_convert.
4328 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
4329 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
4330 instead of PLUS_EXPR.
4331 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
4332 PLUS_EXPR for pointers.
4333 (std_gimplify_va_arg_expr): Likewise.
4334 (fold_builtin_memory_op): Likewise.
4335 (fold_builtin_strstr): Likewise.
4336 (fold_builtin_strchr): Likewise.
4337 (fold_builtin_strrchr): Likewise.
4338 (fold_builtin_strpbrk): Likewise.
4339 (expand_builtin_memory_chk): Likewise.
4340 (fold_builtin_memory_chk): Likewise.
4341 (std_expand_builtin_va_start): Use
4342 sizetype for the call to make_tree and then convert
4343 to the pointer type.
4344 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
4345 instead of PLUS_EXPR for adding to a pointer.
4346 (std_gimplify_va_arg_expr): Use fold_build2 for
4347 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
4348 the operands to sizetype first and then cast the BIT_AND_EXPR
4349 back to the pointer type.
4350 * fold-const.c (build_range_check): Handle pointer types
4352 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
4353 of PLUS_EXPR's. Make sure the offset is converted to
4355 (try_move_mult_to_index): Strip the NOPs from the offset.
4356 Remove code argument and replace all uses with PLUS_EXPR.
4357 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
4358 specially. Don't use a pointer type for MINUS_EXPR.
4359 (fold_unary): Handle for (T1)(X op Y),
4360 only p+ as that is the only as that can be handled for
4361 binary operators now.
4362 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
4364 <case PLUS_EXPR>: Add folding of PTR+INT into
4366 Don't call try_move_mult_to_index.
4367 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
4368 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
4369 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
4370 Don't call try_move_mult_to_index.
4371 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
4372 (tree_expr_nonzero_p): Likewise.
4373 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
4374 of PLUS_EXPR for the complex expression folding.
4375 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
4376 first chrec is a pointer type, then the second should
4377 be sizetype and not the first's type.
4378 For POINTER_PLUS_EXPR, use a different right hand side type.
4379 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4380 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
4381 different right hand side type.
4382 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4383 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
4384 instead of PLUS_EXPR.
4385 When either operand is zero, convert the other operand.
4386 (chrec_apply): Use chrec_convert_rhs
4387 on the argument x instead of chrec_convert.
4388 (reset_evolution_in_loop): For pointer types, the new_evol
4390 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
4391 different right hand side type.
4392 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4393 (chrec_convert_rhs): New function.
4394 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
4395 different right hand side type.
4396 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4397 * tree-chrec.h (chrec_convert_rhs): New prototype.
4398 (build_polynomial_chrec): For pointer types, the right hand
4399 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
4400 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
4401 Remove subtraction case as it is always addition now.
4402 Make sure the offset is converted to sizetype.
4403 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
4404 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
4405 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
4406 PLUS_EXPR in pointer type.
4407 Handle POINTER_PLUS_EXPR.
4408 (tree_to_aff_combination): Likewise.
4409 (force_expr_to_var_cost): Likewise.
4410 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
4411 instead of PLUS_EXPR for pointers.
4412 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
4413 instead of PLUS_EXPR of pointer types.
4414 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
4416 (check_va_list_escapes): Likewise.
4417 (check_all_va_list_escapes): Likewise.
4418 * dwarf2out.c (loc_descriptor_from_tree_1):
4419 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
4420 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
4421 (string_constant): Likewise.
4422 * tree-ssa-address.c (tree_mem_ref_addr): When adding
4423 the offset to the base, use POINTER_PLUS_EXPR.
4424 (add_to_parts): Convert the index to sizetype.
4425 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
4426 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
4427 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
4428 Offset only holds something for PLUS_EXPR.
4429 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
4431 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
4433 (analyze_accesses_for_modify_stmt): Likewise.
4434 Remove comment about the type being integral type as it is
4436 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
4438 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
4440 Correct the type which the artimentic is done in (is now
4443 * tree-data-ref.c (split_constant_offset): Handle
4445 * tree-affine.c (tree_to_aff_combination): Likewise.
4446 * c-typeck.c (build_unary_op): For pointers create the increment
4447 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
4449 * gimplify.c (gimplify_self_mod_expr): Create a
4450 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4451 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
4452 * tree.def (POINTER_PLUS_EXPR): New tree code.
4453 * tree-predcom.c (ref_at_iteration): If we have a pointer
4454 type do the multiplication in sizetype.
4455 * tree-mudflap.c (mf_xform_derefs_1): Create a
4456 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4457 * tree-ssa-forwprop.c
4458 (forward_propagate_addr_into_variable_array_index):
4459 Don't expect there to be a cast for the index as that
4460 does not exist anymore.
4461 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
4462 instead of PLUS_EXPR.
4463 Don't check for the first operand of the POINTER_PLUS_EXPR
4464 was the index as it cannot be.
4465 Call forward_propagate_addr_into_variable_array_index with
4466 the SSA_NAME instead of the statement.
4467 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
4468 (compare_constant): Likewise.
4469 (copy_constant): Likewise.
4470 (compute_reloc_for_constant): Likewise.
4471 (output_addressed_constants): Likewise.
4472 (initializer_constant_valid_p): Likewise.
4473 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
4474 Convert the MIN/MAX of the inner type to the outer
4475 type before comparing them.
4476 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
4477 POINTER_PLUS_EXPR instead of PLUS_EXPR.
4478 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
4479 of PLUS_EXPR for pointers.
4480 * tree-inline.c (estimate_num_insns_1): Handle
4482 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4483 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4484 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
4485 instead of PLUS_EXPR for the pointer increment statement.
4486 (vect_update_ivs_after_vectorizer): For pointer types, create
4487 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
4488 MULT_EXPR in sizetype.
4489 (vect_gen_niters_for_prolog_loop): Add a cast when creating
4491 * tree-object-size.c (plus_expr_object_size): Handle
4492 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
4493 code which is trying to figure out which side is a pointer and
4495 (check_for_plus_in_loops_1): Likewise.
4496 (check_for_plus_in_loops): Likewise.
4497 * c-common.c (pointer_int_sum): Create a
4498 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4499 * tree-ssa-structalias.c (handle_ptr_arith): Handle
4500 only POINTER_PLUS_EXPR. Removing all the extra
4501 code which is trying to figure out which side is a pointer and
4503 * tree-cfg.c (verify_expr): Add extra checking for pointers and
4504 PLUS_EXPR and MINUS_EXPR.
4505 Also add checking to make sure the operands of POINTER_PLUS_EXPR
4507 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
4508 with make_tree, instead of a pointer type.
4509 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
4510 for pointers instead of PLUS_EXPR.
4511 (s390_gimplify_va_arg): Likewise.
4512 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
4513 instead of PLUS_EXPR when doing addition on pointer
4514 types. Use sizetype for the second operand.
4515 (spu_gimplify_va_arg_expr): Likewise.
4516 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
4517 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
4518 a pointer. Don't create a BIT_AND_EXPR for pointer types.
4519 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
4520 for the pointer addition and also use size_int/sizetype
4522 (ix86_gimplify_va_arg): Likewise.
4523 Perform BIT_AND_EXPR on sizetype arguments.
4524 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
4525 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
4526 for the pointer additions and also use size_int for the offsets.
4527 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
4528 additions and also use size_int for the offsets. Perform
4529 BIT_AND_EXPR on sizetype arguments.
4530 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
4531 POINTER_PLUS_EXPR for pointers and create the
4532 BIT_AND_EXPR in sizetype.
4533 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
4534 instead of PLUS_EXPR for pointer addition.
4535 (rs6000_va_start): Likewise.
4536 Also use sizetype for the offset.
4537 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
4538 as PLUS_EXPR/MINUS_EXPR.
4539 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
4540 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
4541 Don't use BIT_AND_EXPR on a pointer type, convert the
4542 expression to sizetype first.
4543 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
4545 (mips_gimplify_va_arg_expr): Likewise.
4546 Don't create BIT_AND_EXPR in a pointer type.
4548 2007-06-15 Eric Christopher <echristo@apple.com>
4550 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
4551 (x86_64-*-darwin*): Ditto.
4552 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
4555 2007-06-15 Matthew Wilcox <matthew@wil.cx>
4557 * doc/extend.texi: Document behavior of __attribute__((aligned))
4560 2007-06-15 Mark Mitchell <mark@codesourcery.com>
4562 * rtlanal.c (note_stores): Improve documentation.
4564 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
4566 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
4567 LOCAL_LABEL_PREFIX): Delete.
4568 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
4569 (bfin_internal_label): Delete.
4571 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
4573 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
4574 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
4575 otherwise define to LIBGCC2_TF_CEXT.
4576 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
4577 (LIBGCC_TF_CEXT): Ditto.
4580 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
4582 PR rtl-optimization/32339
4583 * df-scan.c (df_uses_record): Don't modify flags but just add to
4584 it for df_ref_record.
4586 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
4588 * tree-mudflap.c: Fix whitespace issues.
4590 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
4592 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
4594 2007-06-14 Eric Christopher <echristo@apple.com>
4596 * config/i386/sse.md (movdi_to_sse): Rewrite body.
4597 (movv4sf): Use gcc_unreachable instead of abort.
4599 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
4602 * config/i386/sfp-machine.h (CMPtype): New define.
4603 (mach stubs): Use CMPtype instead of int as a return type.
4605 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
4607 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
4608 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
4609 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
4610 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
4611 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
4612 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
4613 config/soft-fp/soft-fp.h: Update from glibc CVS.
4615 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
4617 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
4619 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
4622 * config/v850/v850.c: Include dataflow header file.
4623 (substitute_ep_register): Fix typo.
4625 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4627 * configure.ac: Fix earlier checkin.
4628 * configure: Regenerated.
4630 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4632 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
4633 * aclocal.m4: Regenerate.
4634 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
4635 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
4636 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
4637 * configure: Regenerate.
4638 * Makefile.in (LOOSE_WARN): Subst loose_warn.
4640 * Makefile.in (quickstrap): Build libgcc too.
4642 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4644 * configure.ac: Add --enable-checking=df. Explicitly mention that
4645 the variables are initialized as for "release".
4646 * df-core.c: Use it.
4647 * configure: Regenerate.
4648 * config.in: Regenerate.
4650 2007-06-14 Bob Wilson <bob.wilson@acm.org>
4652 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
4653 validate_replace_rtx instead of replace_rtx.
4654 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
4656 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
4658 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
4659 (DWARF2_UNWIND_INFO): Override default if configured with
4661 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
4662 (ENDFILE_SPEC): Add crtend.o.
4663 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
4664 (ENDFILE_SPEC): Add crtend.o.
4665 (TARGET_USE_JCR_SECTION): Define.
4666 (MD_UNWIND_SUPPORT): Define for 32-bit target.
4668 * config/i386/cygming-crtbegin.c: New file.
4669 * config/i386/cygming-crtend.c: New file.
4671 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
4673 * config/i386/w32-unwind.h: New file.
4675 2007-06-13 Eric Christopher <echristo@apple.com>
4677 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
4678 the user set a value below STACK_BOUNDARY.
4680 2007-06-13 Thiemo Seufer <ths@networkno.de>
4682 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
4683 imply -lpthread for -pthread.
4685 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
4687 * basic-block.h: Remove the prototype for
4688 free_basic_block_vars.
4689 * cfglayout.h: Remove the prototype for
4690 insn_locators_initialize.
4691 * tree.h: Remove the prototype for emit_line_note.
4693 * tree-ssa-pre.c (mergephitemp): Remove.
4694 (init_pre): Don't use mergephitemp.
4696 2007-06-13 Eric Christopher <echristo@apple.com>
4698 * config/i386/i386.c (override_options): If we've specified
4699 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
4701 2007-06-13 Bob Wilson <bob.wilson@acm.org>
4703 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
4706 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
4708 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
4709 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
4710 (eh_store_handler): New pattern.
4711 (eh_return): Emit it instead of a plain move.
4713 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
4715 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
4716 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
4717 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
4720 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
4722 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
4723 (find_next_insn_start, find_load): New functions.
4724 (bfin_reorg): Use them to deal with the fact that parallel insns are
4725 no longer represented as a SEQUENCE.
4727 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4729 * config/sparc/sparc.c (sparc_override_options): Initialize
4732 2007-06-13 Dave Korn <dave.korn@artimi.com>
4734 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
4737 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
4739 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
4740 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
4741 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
4742 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
4743 tree-vect-transform.c: Fix comment typos. Follow spelling
4746 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
4748 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
4749 to the exit block use set.
4750 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
4751 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
4752 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
4754 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
4756 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
4757 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
4758 to indicate an error.
4759 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
4761 (dbg_cnt_process_opt): Print an error on a bad argument.
4762 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
4763 * common.opt (-fdbg-cnt-list): New.
4764 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
4766 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
4768 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
4769 flag on ref-all pointers.
4771 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4774 * expr.c (expand_expr_addr_expr_1): Call expand_expr
4775 for the offset with the modifier as EXPAND_INITIALIZER
4776 if the modifier is EXPAND_INITIALIZER.
4777 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
4778 a register if we had an overflow.
4780 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4782 * real.c (real_isfinite): New.
4783 (real_sqrt): Use it.
4784 * real.h (real_isfinite): New.
4785 * builtins.c: Use it.
4787 2007-06-12 Ian Lance Taylor <iant@google.com>
4788 Daniel Berlin <dberlin@dberlin.org>
4791 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
4792 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
4793 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
4794 (DECL_NO_TBAA_P): Define.
4795 (struct tree_decl_common): Add no_tbaa_flag field.
4796 * tree-ssa-structalias.c (struct variable_info): Add
4797 no_tbaa_pruning field.
4798 (new_var_info): Initialize no_tbaa_pruning field.
4799 (unify_nodes): Copy no_tbaa_pruning field.
4800 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
4801 (dump_solution_for_var): Print no_tbaa_pruning flag.
4802 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
4804 (compute_tbaa_pruning): New static function.
4805 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
4806 Call compute_tbaa_pruning.
4807 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
4808 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
4809 * gimple-low.c (lower_stmt): Likewise.
4810 * tree-gimple.c (is_gimple_stmt): Likewise.
4811 * tree-ssa-operands.c (get_expr_operands): Likewise.
4812 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4813 * tree-inline.c (estimate_num_insns_1): Likewise.
4814 (copy_result_decl_to_var): Likewise.
4815 * expr.c (expand_expr_real_1): Likewise.
4816 * tree-pretty-print.c (dump_generic_node): Likewise.
4817 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
4818 * omp-low.c (omp_copy_decl_2): Likewise.
4819 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
4820 * doc/c-tree.texi (Expression trees): Document
4821 CHANGE_DYNAMIC_TYPE_EXPR.
4823 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4825 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
4826 with !HONOR_NANS and !HONOR_INFINITIES.
4827 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
4829 2007-06-12 Tristan Gingold <gingold@adacore.com>
4831 * gcov.c: Comments updated.
4832 (source_info): Add file_time field.
4833 (source_index): New variable.
4834 (mutiple_files): New variable.
4835 (generate_results): New function extracted from process_file.
4836 (process_file): Save and restore chain of functions, generate
4837 results and free structures only if not merging results.
4838 (release_structures): File names are now freed in create_file_names
4839 (create_file_names): Free previous file names.
4840 (find_source): File date is now read here and modifications in
4841 source files is checked here.
4842 (read_graph_file): Only reverse order of functions for the current
4844 (make_gcov_file_name): Do not generate long names if input_name is
4846 (output_lines): If merging results do not display graph, data and
4848 Checking source file modification is done in find_source.
4850 * doc/gcov.texi: Append an s to sourcefile.
4852 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
4854 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
4855 (forced_nop): New pattern.
4856 * config/bfin/bfin.c: Include "df.h".
4857 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
4858 (bfin_discover_loop): Use df_get_live_in instead of
4859 global_live_at_start.
4860 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
4861 df_analyze when done.
4862 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
4863 the insns. Use QImode for the final insn in a bundle. Call
4864 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
4866 (reorder_var_tracking_notes): New function.
4867 (bfin_reorg): Pass no argument to split_all_insns. Don't call
4868 update_life_info. Call df_analyze after scheduling and bundle
4869 generation. Call reorder_var_tracking_notes if generating these
4870 notes. Call df_finish_pass at the end.
4872 2007-06-12 Dirk Mueller <dmueller@suse.de>
4874 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
4875 a comparison, not an assignment.
4877 2007-06-12 Olivier Hainque <hainque@adacore.com>
4879 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
4880 Request walking the subtrees only, leaving the current is_lhs/val_only
4882 (convert_non_local_reference): Likewise.
4884 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
4886 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
4888 2007-06-12 Richard Guenther <rguenther@suse.de>
4890 PR tree-optimization/15353
4891 PR tree-optimization/31657
4892 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
4893 * timevar.def: Add TV_TREE_IFCOMBINE.
4894 * tree-pass.h (pass_tree_ifcombine): Declare.
4895 * tree-ssa-ifcombine.c: New file.
4896 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
4897 * tree-flow.h (blocks_in_phiopt_order): Declare.
4898 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
4899 (tree-ssa-ifcombine.o): New dependencies.
4901 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
4903 PR rtl-optimization/32293
4904 * combine.c (simplify_if_then_else): Truncate return from
4905 nonzero_bits() to correct mode.
4907 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
4909 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
4910 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
4912 2007-06-11 Diego Novillo <dnovillo@google.com>
4914 * Makefile.in (reload1.o-warn): Remove.
4916 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
4918 * combine.c (subst): Use reg_overlap_mentioned_p
4919 instead of comparing register numbers directly.
4921 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4923 * reload1.c (mark_home_live_1): Use the mode parameter.
4925 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4927 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
4928 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
4932 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
4934 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
4936 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4938 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
4939 from integer registers.
4940 (FP mode splitters): Handle TFmode.
4942 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
4944 * tree-ssa-structalias.c (find_what_p_points_to): Return false
4945 for ref-all pointers that point-to anything.
4947 2007-06-11 Joseph Myers <joseph@codesourcery.com>
4949 * config/arm/arm.c (arm_output_dwarf_dtprel,
4950 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
4952 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
4954 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
4955 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
4958 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
4960 * gcc/tree.c (signed_or_unsigned_type_for): New.
4961 (unsigned_type_for): Use signed_or_unsigned_type_for.
4962 (signed_type_for): Use signed_or_unsigned_type_for.
4963 * gcc/tree.h (signed_or_unsigned_type_for): New.
4964 (get_signed_or_unsigned_type): Remove.
4965 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
4966 lang_hooks.types.signed_type
4967 (size_diffop): Likewise.
4968 (all_ones_mask_p): Likewise.
4969 (build_range_check): Likewise.
4970 (fold_cond_expr_with_comparison): Likewise.
4971 (fold_cond_expr_with_comparison): Likewise.
4972 (unextend): Likewise.
4973 (extract_muldiv_1): Likewise.
4974 (fold_single_bit_test_into_sign_test): Likewise.
4975 (fold_binary): Likewise.
4976 (fold_ternary): Likewise.
4977 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
4978 instead of get_signed_or_unsigned_type.
4979 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
4980 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
4981 * gcc/expr.c (signed_or_unsigned_type_for): Use
4982 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
4983 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
4984 (lhd_signed_or_unsigned_type): Remove.
4985 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
4986 signed_or_unsigned_type.
4987 (lhd_signed_or_unsigned_type): Remove.
4988 * gcc/expmed.c (make_tree): Use signed_type_for instead of
4989 lang_hooks.types.signed_type.
4990 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
4991 c_common_signed_type instead of lang_hooks.types.signed_type.
4992 (c_common_unsigned_type): New.
4993 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
4994 (shorten_compare): Use c_common_unsigned_type instead of
4995 c_common_signed_or_unsigned_type.
4996 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
4998 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
4999 lang_hooks.types.signed_type.
5000 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
5001 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
5002 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
5003 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
5004 instead of unsigned_type_for.
5005 * gcc/c-decl.c (groakdeclarator): Likewise.
5006 * gcc/c-typeck.c (convert_for_assignment): Likewise.
5007 * gcc/c-common.h (c_common_unsigned_type): New.
5009 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5012 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
5013 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
5015 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5018 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
5019 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
5021 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
5022 Sebastian Pop <sebpop@gmail.com>
5024 * lambda-code.c (remove_iv): New.
5025 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
5027 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
5029 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
5030 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
5031 * tree-ssa-loop-prefetch.c: Include optabs.h.
5032 (FENCE_FOLLOWING_MOVNT): New macro.
5033 (struct mem_ref): Add independent_p and storent_p fields.
5034 (record_ref): Initalize the new fields.
5035 (gather_memory_references_ref): Return true if the reference
5037 (gather_memory_references): Check whether all memory accesses
5038 in loop were recorded.
5039 (should_issue_prefetch_p): Return false for nontemporal stores.
5040 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
5041 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
5042 (determine_loop_nest_reuse): Detect independent memory references.
5043 (loop_prefetch_arrays): Call mark_nontemporal_stores.
5044 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
5045 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
5046 * config/i386/i386.h (x86_mfence): Declare.
5047 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
5048 * config/i386/i386.c (x86_mfence): New variable.
5049 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
5051 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
5052 * optabs.c (init_optabs): Initialize storent_optab.
5053 * optabs.h (enum optab_index): Add OTI_storent.
5054 (storent_optab): Declare.
5055 * genopinit.c (optabs): Add initialization for storent_optab.
5056 * tree.h (MOVE_NONTEMPORAL): New macro.
5057 * expr.c (expand_assignment, store_expr, store_constructor_field,
5058 store_constructor, store_field, expand_expr_real_1): Propagate
5059 nontemporality of the expanded store.
5060 (emit_storent_insn): New function.
5061 * expr.h (expand_assignment, store_expr): Declaration changed.
5062 * function.c (assign_parm_setup_reg): Pass false as nontemporality
5063 to expand_assignment.
5064 * stmt.c (expand_asm_expr): Ditto.
5065 * calls.c (initialize_argument_information): Pass false as
5066 nontemporality to store_expr.
5067 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
5070 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
5072 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
5074 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
5076 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
5078 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
5079 and allow DECL_P here.
5081 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
5083 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
5084 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
5085 track of the size of the expression.
5086 * cfghooks.c (merge_blocks): Remove block from loops structure only
5087 after call of the merge_blocks hook.
5089 2007-06-09 Tom Tromey <tromey@redhat.com>
5091 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
5092 (deprecated_state): Removed.
5093 (start_decl): Update.
5094 (enum deprecated_states): Moved earlier.
5095 (groktypename): Update.
5096 (push_parm_decl): Likewise.
5097 (grokfield): Likewise.
5098 (start_function): Likewise.
5100 2007-06-09 Ian Lance Taylor <iant@google.com>
5102 PR tree-optimization/32169
5103 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
5104 CONVERT_EXPR, check whether min and max both converted to an
5105 overflow infinity representation.
5107 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
5109 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
5110 not inserted on the edge.
5112 2007-06-08 Bob Wilson <bob.wilson@acm.org>
5114 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
5115 instructions if they are supported.
5116 (__divsi3, __umodsi3, __modsi3): Likewise.
5117 (__ashldi3, __ashrdi3, __lshrdi3): New.
5118 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
5120 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
5121 Tony Linthicum <tony.linthicum@amd.com>
5123 * doc/invoke.texi: Add fvect-cost-model flag.
5124 * common.opt (fvect-cost-model): New flag.
5125 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
5126 cost fields in stmt_vec_info struct for STMT.
5127 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
5128 fields in stmt_vec_info struct and access functions for the same.
5129 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
5130 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
5131 load, store and vector to scalar operation.
5132 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
5133 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
5134 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
5135 (TARG_VEC_STORE_COST): Define cost of vector store.
5136 (vect_estimate_min_profitable_iters): Define new function.
5137 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
5138 check to evaluate if loop iterations are less than minimum profitable
5139 iterations determined by cost model or minimum vect loop bound defined
5140 by user, whichever is more conservative.
5141 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
5142 run-time check to evaluate if loop iterations are less than minimum
5143 profitable iterations determined by cost model or minimum vect loop
5144 bound defined by user, whichever is more conservative.
5145 (vect_estimate_min_profitable_iterations): New function to estimate
5146 mimimimum iterartions required for vector version of loop to be
5147 profitable over scalar version.
5148 (vect_model_reduction_cost): New function.
5149 (vect_model_induction_cost): New function.
5150 (vect_model_simple_cost): New function.
5151 (vect_cost_strided_group_size): New function.
5152 (vect_model_store_cost): New function.
5153 (vect_model_load_cost): New function.
5154 (vectorizable_reduction): Call vect_model_reduction_cost during
5156 (vectorizable_induction): Call vect_model_induction_cost during
5158 (vectorizable_load): Call vect_model_load_cost during analysis phase.
5159 (vectorizable_store): Call vect_model_store_cost during analysis phase.
5160 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
5161 vectorizable_promotion, vectorizable_demotion): Call
5162 vect_model_simple_cost during analysis phase.
5164 2007-06-08 Simon Baldwin <simonb@google.com>
5166 * reg-stack.c (get_true_reg): Readability change. Moved default case
5167 label into direct switch statement scope.
5169 2007-06-08 Simon Baldwin <simonb@google.com>
5171 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
5172 in gcc_assert() with '==' comparison.
5174 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5176 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
5177 TARGET_ABM handling of x86_popcnt variable.
5179 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5181 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
5182 __builtin_copysignq and __builtin_infq built-in functions.
5184 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5186 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
5187 SSE4.2 section. Correct built-in function names in SSE4A section.
5189 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5191 PR tree-optimization/32243
5192 * tree-vect-transform.c (vectorizable_type_promotion): Move check
5193 for ncopies after ratio check between nunits_out and nunits_in.
5194 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
5196 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
5198 PR tree-optimization/32224
5199 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
5200 vectorization upon a non GIMPLE_MODIFY_STMT.
5202 2007-06-08 Christian Bruel <christian.bruel@st.com>
5205 * config/sh/sh.md (doloop_end): New pattern and splitter.
5206 * loop-iv.c (simple_rhs_p): Check for hardware registers.
5208 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
5211 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
5213 (verify_dominators): Do not change dominance tree.
5215 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5217 * config/sh/constraints.md: New file.
5218 * config/sh/sh.c: Include tm-constrs.h.
5219 (reg_class_from_letter): Remove.
5220 (prepare_cbranch_operands): Use satisfies_constraint_*
5221 function instead of macro.
5222 (andcosts, broken_move, sh_secondary_reload): Likewise.
5223 * config/sh/predicates.md (trapping_target_operand): Likewise.
5224 (and_operand, arith_operand, arith_reg_or_0_operand,
5225 cmp_operand, logical_operand, target_operand,
5226 ua_address_operand, ua_offset, xor_operand): Likewise.
5227 * config/sh/sh.md: Include constraints.md.
5228 (*movsicc_t_false): Use satisfies_constraint_* function
5230 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
5231 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
5232 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
5233 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
5234 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
5235 (REG_CLASS_FROM_CONSTRAINT): Remove.
5236 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
5237 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
5238 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
5239 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
5240 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
5241 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
5242 function instead of macro.
5243 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
5244 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
5245 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
5246 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
5247 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
5248 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
5249 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
5250 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
5251 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
5252 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
5253 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
5254 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
5255 EXTRA_CONSTRAINT_STR): Likewise.
5256 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
5258 2007-06-07 Geoffrey Keating <geoffk@apple.com>
5260 * config/i386/darwin.h (STACK_BOUNDARY): Define.
5262 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
5265 * c-common.h (flag_cpp0x): Replaced by...
5266 (cxx_dialect): ... this new variable specifying the C++ dialect that
5268 * c-common.c (flag_cpp0x): Removed.
5269 (cxx_dialect): Defined.
5270 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
5272 * c-opts.c (c_common_post_options): Likewise.
5273 (set_std_cxx98): Set cxx_dialect to cxx98.
5274 (set_std_cxx0x): Set cxx_dialect to cxx0x.
5276 2007-06-07 Geoffrey Keating <geoffk@apple.com>
5277 Hui-May Chang <hm.chang@apple.com>
5279 * doc/invoke.texi (Darwin Options): Update documentation for
5280 -mmacosx-version-min.
5281 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
5282 * config/darwin-driver.c: New file.
5283 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
5284 * config/t-darwin (darwin-driver.o): New rule.
5286 * config/darwin-c.c (version_as_macro): Ignore low digit.
5288 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
5290 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
5291 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
5292 (CSGNMODE): New mode macro.
5293 (CSGNVMODE): New mode attribute.
5294 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
5295 expander using CSGNMODE mode macro. Handle TFmode.
5296 (copysign<mode>3_const): Rename from copysignsf3_const and
5297 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
5299 (copysign<mode>3_var): Rename from copysignsf3_var and
5300 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
5302 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
5303 mode macro. Handle TFmode.
5304 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
5305 (iortf3, *iortf3): Ditto.
5306 (xortf3, *xortf3): Ditto.
5307 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
5308 TFmode and TImode masks.
5309 (ix86_expand_copysign): Expand TFmode copysign insn.
5310 (IX86_BUILTIN_INFQ): New.
5311 (IX86_BUILTIN_FABSQ): Ditto.
5312 (IX86_BUILTIN_COPYSIGNQ): Ditto.
5313 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
5314 [__builtin_fabsq]: Ditto.
5315 [__builtin_copysignq]: Ditto.
5316 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
5317 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
5318 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
5319 ix86_expand_binop_builtin().
5321 2007-06-07 Bob Wilson <bob.wilson@acm.org>
5323 * config/xtensa/lib1funcs.asm: Clean up whitespace.
5325 2007-06-07 Steve Ellcey <sje@cup.hp.com>
5328 * rtl.h (push_to_sequence2): New.
5329 * emit-rtl.c (push_to_sequence2): New.
5330 * function.c (assign_parm_data_all): Add new fields.
5331 (assign_parm_setup_block): Call push_to_sequence2 instead of
5333 (assign_parm_setup_reg): Ditto.
5334 (assign_parm_setup_stack): Ditto.
5335 (assign_parms_unsplit_complex): Ditto.
5336 (assign_parms): Change field name.
5338 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
5340 PR tree-optimization/32220
5341 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
5342 phi node is reached before defining statement.
5344 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5347 * tree-vect-transform.c (vectorizable_call): Call update_stmt
5348 after changing the right hand side of the assignment.
5350 2007-06-06 Eric Christopher <echristo@apple.com>
5352 * config.gcc (i?86-*-darwin*): Remove arch parameter.
5353 (x86_64-*-darwin*): Ditto.
5354 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
5355 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
5357 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5359 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
5361 (add_key): Likewise.
5362 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
5363 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
5365 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
5367 (add_cost_one_coalesce): Likewise.
5368 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
5369 variable names. Rename orig to orig_name for consistency.
5370 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
5372 (cprop_into_successor_phis): Avoid using C++ keywords as variable
5374 (record_equivalences_from_stmt): Likewise.
5375 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
5376 the coding conventions.
5377 (memory_ssa_name_same): Likewise.
5378 (dse_optimize_stmt): Likewise.
5379 (dse_record_phis): Likewise.
5380 (dse_finalize_block): Likewise.
5381 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
5382 keywords as variable names.
5383 (may_move_till): Cast according to the coding conventions.
5384 (force_move_till_expr): Avoid using C++ keywords as variable names.
5385 (force_move_till): Cast according to the coding conventions.
5386 (memref_hash): Likewise.
5387 (memref_eq): Likewise.
5388 (gather_mem_refs_stmt): Likewise.
5389 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
5390 using C++ keywords as variable names.
5391 (idx_find_step): Cast according to the coding conventions.
5392 (idx_record_use): Likewise.
5393 (find_depends): Likewise.
5394 (prepare_decl_rtl): Likewise.
5395 (mbc_entry_hash): Likewise.
5396 (mbc_entry_eq): Likewise.
5397 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
5398 (simplify_replace_tree): Avoid using C++ keywords as variable names.
5399 (idx_infer_loop_bounds): Cast according to the coding conventions.
5400 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
5401 * tree-ssa-math-opts.c (occ_new ): Likwise.
5402 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
5404 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
5406 (add_use_op): Likewise.
5407 (add_vop): Likewise.
5408 (add_vuse_op): Likewise.
5409 (add_vdef_op): Likewise.
5410 (get_expr_operands): Likewise.
5411 (push_stmt_changes): Use type safe memory macros.
5412 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
5413 keywords as variable names.
5414 (conditional_replacement): Likewise.
5415 (minmax_replacement): Likewise.
5416 (abs_replacement): Likewise.
5417 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
5419 (insert_fake_stores): Avoid using C++ keywords as variable names.
5420 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
5422 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
5423 (heapvar_insert): Use type safe memory macros.
5424 (new_var_info): Cast according to the coding conventions.
5425 (new_constraint): Likewise.
5426 (remove_preds_and_fake_succs): Use type safe memory macros.
5427 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
5429 (thread_single_edge): Likewise.
5430 (thread_through_loop_header): Likewise.
5432 2007-06-06 Eric Christopher <echristo@apple.com>
5434 * config/i386/i386.c (override_options): Move handling
5435 of TARGET_SUBTARGET* earlier.
5437 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
5439 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
5442 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
5444 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
5445 emited outside of basic block.
5446 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
5448 * rtl.h (delete_insn_chain): Declaration changed.
5449 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
5451 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
5452 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
5453 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
5454 to delete_insn_chain.
5455 (rtl_verify_flow_info_1): Verify that the insns in header and footer
5456 do not have bb field set.
5457 (rtl_verify_flow_info): Verify that insns between basic blocks do not
5459 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
5460 * cfgcleanup.c (try_optimize_cfg): Ditto.
5462 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5464 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
5465 (lambda_body_vector_new): Use type safe memory macros.
5466 (lambda_linear_expression_new): Likewise.
5467 (lambda_loopnest_new): Likewise.
5468 (lambda_lattice_new): Likewise.
5469 (replace_uses_equiv_to_x_with_y): Cast according to the coding
5470 conventions. Use type safe memory macros.
5471 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
5472 (lambda_body_vector_s): Likewise.
5473 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
5474 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
5476 2007-06-06 Richard Guenther <rguenther@suse.de>
5478 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
5479 if we need to schedule cfg_cleanup.
5480 (tree_ssa_forward_propagate_single_use_vars): Do so.
5482 2007-06-06 Ian Lance Taylor <iant@google.com>
5484 * fold-const.c (merge_ranges): If range_successor or
5485 range_predecessor fail, just return 0.
5487 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5489 PR tree-optimization/32216
5490 * tree-vectorizer.c (supportable_widening_operation): Determine
5491 signedness of FIX_TRUNC_EXPR from output operand.
5492 (supportable_narrowing_operation): Ditto.
5493 * tree-vect-generic.c (expand_vector_operations_1): Determine
5494 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
5497 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5499 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
5500 (struct pta): ...from here. Change flags to unsigned to avoid
5501 excessive casting (as it is used as a bit mask).
5502 (override_options): Add casts according to the coding convenventions.
5503 (x86_64_elf_unique_section): Likewise.
5504 (examine_argument): Avoid using C++ keywords as variable names.
5505 (construct_container): Likewise.
5506 (legitimize_pic_address): Likewise.
5507 (get_dllimport_decl): Cast according to the coding conventions. Use
5508 type safe memory macros.
5509 (legitimize_address): Cast according to the coding conventions.
5510 (emit_i387_cw_initialization): Corrected the type of slot to enum
5512 (ix86_init_machine_status): Use type safe memory macros.
5513 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
5514 (bdesc_pcmpistr): Likewise.
5515 (bdesc_crc32): Likewise.
5516 (bdesc_sse_3arg): Likewise.
5517 (bdesc_2arg): Likewise.
5518 (bdesc_1arg): Likewise.
5519 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
5520 (ix86_expand_sse_pcmpistr): Likewise.
5521 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
5522 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
5523 int to match the langhook definition.
5524 (ix86_builtin_conversion): Change the type of code to unsigned init to
5525 match the langhook definition.
5526 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
5528 (ix86_preferred_output_reload_class): Likewise.
5529 (ix86_cannot_change_mode_class): Likewise.
5530 (ix86_memory_move_cost): Likewise.
5531 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
5532 avoid excessive casting later on.
5533 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
5535 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5537 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
5538 as flags setting insn.
5539 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
5541 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5543 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
5544 (UNSPEC_ROUND): New.
5545 ("sse4_1_round<mode>2"): New insn pattern.
5546 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
5548 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
5549 expander using SSEMODEF mode macro. Expand using
5550 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5551 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
5552 expander using SSEMODEF mode macro. Expand using
5553 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5554 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
5555 expander using SSEMODEF mode macro. Expand using
5556 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5557 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
5558 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
5559 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
5562 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
5563 Sebastian Pop <sebpop@gmail.com>
5565 * lambda.h (build_linear_expr): New.
5566 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
5567 Use build_linear_expr, call fold and force_gimple_operand.
5568 (lambda_loopnest_to_gcc_loopnest): Check that there is
5569 something to insert.
5570 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
5572 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
5574 PR preprocessor/23479
5575 * doc/extend.texi: Document the 0b-prefixed binary integer
5578 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5580 PR tree-optimization/32215
5581 * tree-vectorizer.c (supportable_widening_operation): Return false
5582 for unsupported FIX_TRUNC_EXPR tree code.
5583 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
5585 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
5587 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
5588 register on SPE targets. Change documentation to reflect
5590 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
5591 Change FIXED_SCRATCH to 14 and document why we're keeping r14
5592 out of the register allocation pool.
5593 (rs6000_reg_live_or_pic_offset_p): New function.
5594 (rs6000_emit_prologue): Move the actual saving of LR up to free
5595 r0 for holding r11. Split saving of SPE 64-bit registers into
5596 its own case. Ensure that offsets will always be in-range for
5597 'evstdd' by using r11 as a scratch register to point at the start
5598 of the SPE save area. Save r11 if necessary, as it is the static
5600 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
5601 into its own case. Ensure that offsets will always be in-range
5602 for 'evldd' by using r11 as a scratch register to point at the
5603 start of the SPE save area. Also adjust r11 when restoring
5604 the stack pointer to compensate for pre-loading r11.
5606 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
5608 * cfg.c (init_flow): Use type safe memory macros.
5609 (alloc_block): Likewise.
5610 (unchecked_make_edge): Likewise.
5611 (dump_flow_info): Avoid using C++ keywords as variable names.
5612 (copy_original_table_clear): Cast according to the coding conventions.
5613 (copy_original_table_set): Likewise.
5614 * cfgexpand (label_rtx_for_bb): Likewise.
5615 (expand_gimple_basic_block): Likewise.
5616 * cfghooks.c (dump_bb): Likewise.
5617 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
5619 (lv_add_condition_to_bb): Likewise.
5620 * cfglayout (relink_block_chain): Cast according to the coding
5622 (fixup_reorder_chain): Likewise.
5623 (fixup_fallthru_exit_predecessor): Likewise.
5624 * cfgloop.c (glb_enum_p): Likewise.
5625 (get_exit_description): Likewise.
5626 (dump_recorded_exit): Likewise.
5627 * cfgloop.h (enum loop_estimation): Move out of struct scope...
5628 (struct loop): ... from here.
5629 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
5631 * cfgrtl.c (rtl_create_basic_block): Likewise.
5632 (rtl_split_block): Likewise.
5633 (rtl_dump_bb): Likewise.
5634 (cfg_layout_split_block): Likewise.
5635 (init_rtl_bb_info): Use typesafe memory macros.
5637 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
5638 * graphds.h: Updated all usages of edge to graph_edge.
5639 * graphds.c: Likewise.
5640 * cfgloopanal.c: Likewise.
5642 2007-06-05 Ian Lance Taylor <iant@google.com>
5644 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
5645 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
5646 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
5648 (test_for_singularity): Likewise.
5650 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
5652 * config/i386/constraints.md ("Y2"): Replaced by ...
5654 * config/i386/i386.md: Likewise.
5655 * config/i386/mmx.md: Likewise.
5656 * config/i386/sse.md: Likewise.
5658 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
5660 * config/i386/constraints.md ("z"): Replaced by ...
5662 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
5663 (sse4_1_blendvps): Likewise.
5664 (sse4_1_pblendvb): Likewise.
5665 (sse4_2_pcmpestr): Likewise.
5666 (sse4_2_pcmpestrm): Likewise.
5667 (sse4_2_pcmpestr_cconly): Likewise.
5668 (sse4_2_pcmpistr): Likewise.
5669 (sse4_2_pcmpistrm): Likewise.
5670 (sse4_2_pcmpistr_cconly): Likewise.
5672 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
5674 * matrix-reorg.c (transform_access_sites): Fix computation.
5675 (transform_allocation_sites): Same.
5677 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5679 * config/i386/i386.c (override_options): Use
5680 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
5682 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5684 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
5685 (nonimm_not_xmm0_operand): Ditto.
5686 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
5687 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
5688 as operand[2] predicate. Require "z" class XMM register for
5689 operand[3]. Adjust asm template.
5690 ("sse4_1_blendvpd"): Ditto.
5691 ("sse4_1_pblendvb"): Ditto.
5692 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
5693 force op2 into xmm0 register for variable blend instructions.
5695 2007-06-04 Tom Tromey <tromey@redhat.com>
5697 * c-tree.h (start_enum): Update.
5698 (build_enumerator): Likewise.
5699 * c-decl.c (enum_next_value): Removed.
5700 (enum_overflow): Likewise.
5701 (start_enum): Add c_enum_contents argument. Don't use globals.
5702 (build_enumerator): Likewise.
5703 * c-tree.h (struct c_enum_contents): New struct.
5705 2007-06-04 Tom Tromey <tromey@redhat.com>
5707 * c-common.c (c_common_get_alias_set): Fix indentation.
5709 2007-06-04 Ian Lance Taylor <iant@google.com>
5711 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
5712 to overflow, reduce overflow infinity to regular infinity.
5713 (vrp_var_may_overflow): New static function.
5714 (vrp_visit_phi_node): Check vrp_var_may_overflow.
5716 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
5718 * stor-layout.c (layout_type): Remove duplicate code.
5720 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
5723 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
5724 before build_common_builtin_nodes ().
5726 2007-06-04 Steve Ellcey <sje@cup.hp.com>
5729 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
5731 2007-06-04 Jan Hubicka <jh@suse.cz>
5733 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
5734 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
5735 instead of _stat version.
5737 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
5739 PR tree-optimization/32194
5740 * tree-predcom.c (determine_offset): Check that both references have
5743 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
5745 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
5746 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
5747 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5748 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
5749 Add argument to iterate_fix_dominators call.
5750 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
5751 * gcse.c (hoist_code): Change domby to vector.
5752 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
5753 Add argument to iterate_fix_dominators call.
5754 * loop-doloop.c (doloop_modify): Changed recount_dominator to
5755 recompute_dominator.
5756 * lambda-code.c (perfect_nestify): Ditto.
5757 * cfgloopanal.c: Include graphds.h.
5758 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
5759 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
5760 (mark_irreducible_loops): Use graphds_scc. Remove argument from
5762 * graphds.c: New file.
5763 * graphds.h: New file.
5764 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
5765 (get_dominated_by, get_dominated_by_region): Change return type to
5767 (verify_dominators): Recompute all dominators and compare the results.
5768 (recount_dominator): Renamed to ...
5769 (recompute_dominator): ... this. Do not check that the block is
5771 (iterate_fix_dominators): Reimplemented.
5772 (prune_bbs_to_update_dominators, root_of_dom_tree,
5773 determine_dominators_for_sons): New functions.
5774 * et-forest.c (et_root): New function.
5775 * et-forest.h (et_root): Declare.
5776 * Makefile.in (graphds.o): Add.
5777 (cfgloopanal.o): Add graphds.h dependency.
5778 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
5779 * basic-block.h (get_dominated_by, get_dominated_by_region,
5780 iterate_fix_dominators): Declaration changed.
5781 (recount_dominator): Renamed to ...
5782 (recompute_dominator): ... this.
5783 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
5784 (thread_through_all_blocks): Do not free dominance info.
5786 2007-06-03 Andreas Schwab <schwab@suse.de>
5788 * config/m68k/m68k.c (override_options): Don't override
5790 * config/m68k/m68k-modes.def (SF, DF): Define to use
5791 motorola_single_format and motorola_double_format, resp.
5792 * real.c (motorola_single_format): Renamed from
5793 coldfire_single_format.
5794 (motorola_double_format): Renamed from coldfire_double_format.
5795 (encode_ieee_extended): Generate a proper canonical NaN image
5796 respecting canonical_nan_lsbs_set.
5797 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
5799 * real.h: Adjust declarations.
5801 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
5804 * config/sh/sh.md (symGOT_load): Don't schedule insns when
5805 the symbol is generated with the stack protector.
5807 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
5809 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
5810 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
5812 * doc/extend.texi (interrupt): Mention m68k.
5814 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
5816 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
5817 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
5818 (ix86_expand_sse_pcmpestr): Do not check operands for
5819 "register_operand", when insn operand predicate is "register_operand".
5820 (ix86_expand_sse_pcmpistr): Ditto.
5822 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
5823 Uros Bizjak <ubizjak@gmail.com>
5825 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
5826 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
5827 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
5828 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
5829 * config/i386/constraints.md ("z"): New register constraint
5830 for members of SSE_FIRST_REG class.
5831 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
5832 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
5833 SSE_FIRST_REG class.
5834 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
5835 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
5836 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
5837 (IX86_BUILTIN_PCMPESTRM128): Likewise.
5838 (IX86_BUILTIN_PCMPESTRA128): Likewise.
5839 (IX86_BUILTIN_PCMPESTRC128): Likewise.
5840 (IX86_BUILTIN_PCMPESTRO128): Likewise.
5841 (IX86_BUILTIN_PCMPESTRS128): Likewise.
5842 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
5843 (IX86_BUILTIN_PCMPISTRI128): Likewise.
5844 (IX86_BUILTIN_PCMPISTRM128): Likewise.
5845 (IX86_BUILTIN_PCMPISTRA128): Likewise.
5846 (IX86_BUILTIN_PCMPISTRC128): Likewise.
5847 (IX86_BUILTIN_PCMPISTRO128): Likewise.
5848 (IX86_BUILTIN_PCMPISTRS128): Likewise.
5849 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
5850 (struct builtin_description): Change "flag" field to unsigned.
5851 (bdesc_pcmpestr): New builtin description table.
5852 (bdesc_pcmpistr): Likewise.
5853 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
5854 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
5855 Initialize pcmp[ei]str[im] insns for SSE4.2.
5856 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
5857 (ix86_expand_sse_pcmpistr): Likewise.
5858 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
5859 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
5860 (UNSPEC_PCMPISTR): Likewise.
5861 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
5862 (sse4_2_pcmpestri):New isns pattern.
5863 (sse4_2_pcmpestrm): Likewise.
5864 (sse4_2_pcmpestr_cconly): Likewise.
5865 (sse4_2_pcmpistr): New insn patern and splitter.
5866 (sse4_2_pcmpistri):New isns pattern.
5867 (sse4_2_pcmpistrm): Likewise.
5868 (sse4_2_pcmpistr_cconly): Likewise.
5869 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
5872 2007-06-01 David Daney <ddaney@avtrex.com>
5874 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
5875 LOADGP_ABSOLUTE and not binds_local_p.
5877 2007-06-01 Geoffrey Keating <geoffk@apple.com>
5879 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
5881 2007-06-01 Ian Lance Taylor <iant@google.com>
5883 * tree-vrp.c (compare_name_with_value): Always set
5884 used_strict_overflow if we get a result from the variable itself.
5886 2007-06-01 Ian Lance Taylor <iant@google.com>
5888 PR rtl-optimization/31455
5889 * lower-subreg.c (find_decomposable_subregs): Don't decompose
5890 subregs which have a cast between modes which are not tieable.
5892 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
5894 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
5895 breaks after return statements.
5897 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
5899 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
5900 only after no_new_pseudos.
5902 2007-05-31 Eric Christopher <echristo@apple.com>
5904 * expr.c (convert_move): Assert that we don't have a BLKmode
5906 (store_expr): Handle BLKmode moves by calling emit_block_move.
5908 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
5910 * c-typeck.c (build_indirect_ref): Include type in error message.
5911 (build_binary_op): Pass types to binary_op_error.
5912 * c-common.c (binary_op_error): Take two type arguments, print out
5914 * c-common.h (binary_op_error): Update prototype.
5916 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
5918 * config/i386/i386.c: Correct coments on -mno-sse4.
5920 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
5922 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
5923 (x86_64-*-*): Likewise.
5924 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
5925 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
5926 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5927 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
5928 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5929 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5930 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5931 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5932 (OPTION_MASK_ISA_SSE4): Likewise.
5933 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
5934 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5935 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
5936 (override_options): Support SSE4.2.
5937 (ix86_build_const_vector): Support SImode and DImode.
5938 (ix86_build_signbit_mask): Likewise.
5939 (ix86_expand_int_vcond): Support V2DImode.
5940 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
5941 (IX86_BUILTIN_CRC32HI): Likewise.
5942 (IX86_BUILTIN_CRC32SI): Likewise.
5943 (IX86_BUILTIN_CRC32DI): Likewise.
5944 (IX86_BUILTIN_PCMPGTQ): Likewise.
5945 (bdesc_crc32): Likewise.
5946 (bdesc_sse_3arg): Likewise.
5947 (ix86_expand_crc32): Likewise.
5948 (ix86_init_mmx_sse_builtins): Support SSE4.2.
5949 (ix86_expand_builtin): Likewise.
5950 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5951 __SSE4_2__ for -msse4.2.
5952 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
5953 (CRC32MODE): Likewise.
5954 (crc32modesuffix): Likewise.
5955 (crc32modeconstraint): Likewise.
5956 (sse4_2_crc32<mode>): Likewise.
5957 (sse4_2_crc32di): Likewise.
5958 * config/i386/i386.opt (msse4.2): New for SSE4.2.
5960 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
5961 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
5962 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
5963 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
5964 (vcondu<mode>): Likewise.
5965 * doc/extend.texi: Document SSE4.2 built-in functions.
5966 * doc/invoke.texi: Document -msse4.2/-msse4.
5968 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
5970 PR tree-optimization/32160
5971 * tree-predcom.c (predcom_tmp_var): New function. Mark created
5972 variable as gimple reg.
5973 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
5975 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
5977 * gcc.c (main): Don't consider linker options when issuing the
5978 warning about a linker input file not being used.
5980 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5982 * tree-vrp.c (compare_names): Initialize sop.
5984 2007-05-30 Dirk Mueller <dmueller@suse.de>
5986 * cgraphunit.c (cgraph_analyze_function): Remove
5987 computation of inline parameters.
5989 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5991 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
5993 2007-05-30 Richard Sandiford <richard@codesourcery.com>
5995 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
5996 Add vx-common.h. Include vxworks.h between vx-common.h and
5998 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
6000 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
6001 (TARGET_ASM_DESTRUCTOR): Likewise.
6002 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
6003 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
6004 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6005 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
6006 (VXWORKS_ENDIAN_SPEC): Define.
6007 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
6008 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
6009 VXWORKS_* equivalents.
6010 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
6011 (ASM_FILE_START): Delete.
6012 (TARGET_VERSION): Reformat.
6013 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
6014 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
6015 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
6016 (FPBIT, DPBIT): Define.
6017 (fp-bit.c, dp-bit.c): New rules.
6018 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
6019 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
6020 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
6021 * config/arm/arm.h: Include vxworks-dummy.h.
6022 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
6023 Mark with ATTRIBUTE_UNUSED.
6024 (arm_override_options): Do not allow VxWorks RTP PIC to be used
6025 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
6026 make it incompatible with -msingle-pic-base.
6027 (arm_function_ok_for_sibcall): Return false for calls that might
6028 go through a VxWorks PIC PLT entry.
6029 (require_pic_register): New function, split out from...
6030 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
6032 (arm_load_pic_register): Handle the VxWorks RTP initialization
6033 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
6034 (arm_emit_call_insn): New function.
6035 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
6036 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
6037 (pic_offset_arm): New pattern.
6038 (call, call_value): Use arm_emit_call_insn.
6039 (call_internal, call_value_internal): New expanders.
6040 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
6041 VxWorks unless __PIC__.
6043 2007-05-30 Eric Christopher <echristo@gmail.com>
6045 * genrecog.c: Include regs.h in generated file.
6046 * genemit.c: Ditto. Fix up formatting.
6047 * config/mn10300/constraints.md: New.
6048 * config/mn10300/mn10300.md: Include.
6049 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
6050 Fix up for removed macro.
6051 * config/mn10300/predicates.md (call_address_operand): Ditto.
6052 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
6053 (CONST_OK_FOR_I): Ditto.
6054 (CONST_OK_FOR_J): Ditto.
6055 (CONST_OK_FOR_K): Ditto.
6056 (CONST_OK_FOR_L): Ditto.
6057 (CONST_OK_FOR_M): Ditto.
6058 (CONST_OK_FOR_N): Ditto.
6059 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
6063 (EXTRA_CONSTRAINT): Ditto.
6065 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6067 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
6069 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
6070 OPTION_MASK_ISA_64BIT.
6071 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
6073 2007-05-30 Richard Guenther <rguenther@suse.de>
6076 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
6077 types for comparison.
6078 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
6079 with original typed arguments.
6080 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
6082 2007-05-30 Jakub Jelinek <jakub@redhat.com>
6084 PR tree-optimization/31769
6085 * except.c (duplicate_eh_regions): Clear prev_try if
6086 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
6088 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
6090 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
6091 * tree-ssa-sink.c (statement_sink_location): Return basic block and
6092 bsi of the location where statements should be inserted.
6093 (sink_code_in_bb): Take bsi from statement_sink_location.
6094 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
6095 instead of bsi_start.
6096 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
6098 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
6099 (bsi_move_before): Document inconsistency with bsi_move_after.
6100 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
6102 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6104 * config/i386/i386.h (TARGET_ABM): New define.
6105 (TARGET_POPCNT): Ditto.
6106 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
6107 New temporary defines to redefine from OPTION_ISA_* defines.
6108 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
6109 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
6110 (ix86_isa_flags): New extern int declaration.
6111 (TARGET_SUBTARGET_DEFAULT): New define.
6112 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
6113 (TARGET_SUBTARGET32_DEFAULT): Ditto.
6114 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
6115 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
6116 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
6117 * config/i386/darwin.h: Change TARGET_64BIT define to
6120 * config/i386/i386.opt (m3dnowa): Define as undocumented option
6121 using existing "ix86_isa_flags" varible.
6122 (m32, m64): Use existing "ix86_isa_flags" variable.
6123 (mmmx, m3dnow): Ditto.
6124 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
6125 (mabm): Define as non-negative option using "x86_abm" variable.
6126 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
6128 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
6129 Rewrite feature test bitmap.
6130 (ix86_isa_flags): New initialized global int varible.
6131 (ix86_isa_flags_explicit): New static int variable.
6132 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
6133 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
6134 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
6135 target_flags_explicit.
6136 (override_options): Remove "target_enable" and "target_disable" fields
6137 from "struct ptt". Update processor_target_table accordingly. Remove
6138 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
6139 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
6140 "target_flags" and "ix86_isa_flags_explicit" instead of
6141 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
6142 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
6143 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
6144 to true when either of PTA_POPCNT or PTA_ABM is set in
6145 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
6146 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
6147 processor_alias_table flags entry. Remove handling of
6148 "target_enable" and "target_disable" fields of processor_target_table.
6149 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
6150 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
6151 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
6152 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
6153 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
6155 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
6157 2007-05-29 David Daney <ddaney@avtrex.com>
6160 * config/mips/mips.c (mips_output_mi_thunk): Emit
6161 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
6163 2007-05-29 Hui-May Chang <hm.chang@apple.com>
6164 * config/i386/i386.c (ix86_function_regparm): Added checking of
6165 ix86_force_align_arg_pointer to determine the number of
6166 register parameters.
6168 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
6170 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
6171 (SET_DR_MISALIGNMENT): New.
6172 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
6173 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
6174 Use SET_DR_MISALIGNMENT.
6175 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
6177 * tree-data-ref.c (create_data_ref, compute_all_dependences,
6178 find_loop_nest): Export.
6179 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
6180 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
6181 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
6182 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
6184 (struct mem_ref): Add field reuse_distance.
6185 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
6186 Initialize reuse_distance field.
6187 (issue_prefetch_ref): Select temporality of prefetch according to
6189 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
6190 self_reuse_distance, determine_loop_nest_reuse): New functions.
6191 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
6192 (tree_ssa_prefetch_arrays): Dump L2 cache size.
6193 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
6196 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
6198 * tree-ssa-alias.c: Add aliasing overview.
6200 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
6201 Danny Smith <dannysmith@users.sourceforge.net>
6204 * config/i386/t-crtfm: Compile crtfastmath.o with
6205 -minline-all-stringops.
6206 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
6207 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
6209 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6211 * doc/md.texi: Document constraints on HP PA-RISC.
6213 * pa/constraints.md: New file.
6214 * pa.md: Include constraints.md.
6215 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
6216 (integer_store_memory_operand, ldil_cint_p): New functions.
6217 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
6218 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6219 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
6220 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
6221 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
6223 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
6226 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
6227 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
6228 case POSTDECREMENT_EXPR>): Return the error_mark_node
6229 if either the real or imaginary parts would an
6232 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
6234 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
6235 name when we remove it from a call.
6237 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
6239 * targhooks.c (default_narrow_bitfield): Remove.
6240 * targhooks.h: Remove the prototype for
6241 default_narrow_bitfield.
6243 * langhooks-def.h: Remove the prototype for
6244 hook_get_alias_set_0.
6245 * langhooks.c (hook_get_alias_set_0): Remove.
6247 * global.c (EXECUTE_IF_CONFLICT): Remove.
6249 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6252 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
6253 return true when truth_value_p is true and the type
6256 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
6258 * doc/install.texi (Prerequisites): We no longer require Autoconf
6259 2.13 for the top-level.
6261 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
6263 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
6264 memory access via x86_expand_vector_move_misalign() only for
6265 TImode values on 32-bit targets.
6267 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
6269 * matrix-reorg.c: New file. Implement matrix flattening and
6270 transposing optimization.
6271 * tree-pass.h: Add matrix reorg pass.
6272 * common.opt: Add fipa-mreorg flag.
6273 * Makefile.in: Add matrix-reorg.c.
6274 * passes.c: Add matrix reorg pass.
6275 * varpool.c (add_new_static_var): New function.
6276 * cgraph.h (add_new_static_var): Declare.
6278 2007-05-27 Eric Christopher <echristo@apple.com>
6280 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
6281 sp_offset depending on stack size. Save r12 depending
6282 on registers we're saving later.
6283 (rs6000_emit_epilogue): Update sp_offset depending only
6286 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
6288 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
6289 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6290 * ifcvt.c (if_convert): Ditto.
6291 * tree-ssa-threadupdate.c (thread_block): Ditto.
6292 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
6293 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
6294 verify_loop_closed_ssa): Check number_of_loops instead of
6296 * predict.c (tree_estimate_probability): Ditto.
6297 * tree-if-conv.c (main_tree_if_conversion): Ditto.
6298 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
6299 * modulo-sched.c (sms_schedule): Ditto.
6300 * tree-scalar-evolution.c (scev_const_prop): Ditto.
6301 (scev_finalize): Do not do anything if scev analysis was not
6303 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
6304 current_loops == NULL.
6305 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
6306 * loop-init.c (loop_optimizer_init): Do not free current_loops when
6308 (loop_optimizer_finalize): Assert that loops were analyzed.
6309 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
6310 rtl_doloop): Check number_of_loops instead of current_loops.
6311 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
6312 current_loops == NULL.
6313 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
6314 gate_tree_vectorize tree_linear_transform, check_data_deps,
6315 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
6316 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
6317 Check number_of_loops instead of current_loops.
6318 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
6319 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
6320 free loops if available.
6321 (execute_pre): Do not pass do_fre to fini_pre.
6323 2007-05-27 Tobias Burnus <burnus@net-b.de>
6326 * real.c (mpfr_from_real): Fix sign of -Inf.
6328 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
6330 * tree-vect-transform.c (vectorizable_conversion): Initialize
6331 tree_code variables to ERROR_MARK.
6332 (vectorizable_type_demotion): Likewise.
6333 (vectorizable_type_promotion): Likewise.
6335 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
6338 * config/i386/i386.md (movti): Handle push operands via
6341 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
6343 * basic-block.h: Remove the prototype for merge_seq_blocks.
6344 * cfgcleanup.c (merge_seq_blocks): Remove.
6346 * tree-flow.h: Remove the prototype for is_aliased_with.
6347 * tree-ssa-alias.c (is_aliased_with): Remove.
6349 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
6351 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
6353 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
6355 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
6356 ix86_expand_sse4_unpack if SSE4.1 is enabled.
6357 (vec_unpacks_hi_v16qi): Likewise.
6358 (vec_unpacku_lo_v16qi): Likewise.
6359 (vec_unpacks_lo_v16qi): Likewise.
6360 (vec_unpacku_hi_v8hi): Likewise.
6361 (vec_unpacks_hi_v8hi): Likewise.
6362 (vec_unpacku_lo_v8hi): Likewise.
6363 (vec_unpacks_lo_v8hi): Likewise.
6364 (vec_unpacku_hi_v4si): Likewise.
6365 (vec_unpacks_hi_v4si): Likewise.
6366 (vec_unpacku_lo_v4si): Likewise.
6367 (vec_unpacks_lo_v4si): Likewise.
6369 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
6371 * c-typeck.c, config/arm/arm.c, config/darwin.c,
6372 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
6373 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
6374 follow spelling conventions in various
6375 warning/error/diagnostic messages.
6377 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
6378 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
6379 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
6380 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
6381 tree-vrp.c: Fix comment typos. Follow spelling conventions.
6382 * doc/tm.texi: Follow spelling conventions.
6384 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6387 * tree-ssa-forwprop.c
6388 (forward_propagate_addr_into_variable_array_index): Remove
6389 the lhs argument. Use the type of def_rhs instead of lhs.
6390 (forward_propagate_addr_expr_1): Update use of
6391 forward_propagate_addr_into_variable_array_index.
6393 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
6394 Nigel Stephens <nigel@mips.com>
6396 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
6397 function attributes, "far" being an alias for "long_call".
6398 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
6399 (mips_near_type_p, mips_far_type_p): New.
6400 (mips_comp_type_attributes): New function to check that attributes
6401 attached to a function type are compatible.
6402 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
6403 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
6404 to the target function of the thunk.
6405 (mips_encode_section_info): Check for "near" and "far" function
6406 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
6408 * config/mips/predicates.md (const_call_insn_operand): Test only
6409 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
6411 * doc/extend.texi (Function Attributes): Document MIPS "near" and
6414 * testsuite/gcc.target/mips/near-far-1.c: New test case.
6415 * testsuite/gcc.target/mips/near-far-2.c: New test case.
6416 * testsuite/gcc.target/mips/near-far-3.c: New test case.
6417 * testsuite/gcc.target/mips/near-far-4.c: New test case.
6419 2007-05-25 Eric Christopher <echristo@apple.com>
6421 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
6422 to x86-darwin configurations.
6423 * config/i386/t-darwin: Add softfp support.
6424 * config/i386/t-darwin64: Ditto.
6425 * config/i386/sfp-machine.h: If mach then don't use
6426 aliasing, emit a stub to call.
6428 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
6430 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
6431 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
6432 tree-predcom.c, tree-ssa-alias-warnings.c,
6433 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
6434 comment typos. Follow spelling conventions.
6435 * doc/cpp.texi, doc/invoke.texi: Fix typos.
6437 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
6440 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
6441 constants into memory. Expand unaligned memory references for
6442 SSE modes via x86_expand_vector_move_misalign() function.
6444 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
6446 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
6447 "memory" attribute for "sseishft" type insn without operands[2].
6449 2007-05-25 Dirk Mueller <dmueller@suse.de>
6450 Marcus Meissner <meissner@suse.de>
6452 * doc/extend.texi (alloc_size): New attribute.
6453 * c-common.c (handle_alloc_size_attribute): New.
6454 * tree-object-size.c (alloc_object_size): Use alloc_size
6455 attribute, if available.
6457 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
6459 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
6461 (__builtin_ia32_vec_ext_v2di): Likewise.
6462 (__builtin_ia32_vec_ext_v4si): Likewise.
6463 (__builtin_ia32_vec_ext_v8hi): Likewise.
6464 (__builtin_ia32_vec_ext_v16qi): Likewise.
6465 (__builtin_ia32_vec_set_v8hi): Likewise.
6467 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
6469 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
6471 2007-05-25 Richard Sandiford <richard@codesourcery.com>
6473 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
6474 (arm_is_longcall_p): Rename to...
6475 (arm_is_long_call_p): ...this. Take a single tree argument and
6477 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
6478 (CUMULATIVE_ARGS): Remove call_cookie.
6479 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
6480 (ENCODED_LONG_CALL_ATTR_P): Delete.
6481 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
6482 LONG_CALL_FLAG_CHAR cases.
6483 (ARM_DECLARE_FUNCTION_SIZE): Delete.
6484 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
6485 ARM_DECLARE_FUNCTION_SIZE.
6486 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
6487 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
6488 (arm_encode_call_attribute, current_file_function_operand): Delete.
6489 (arm_function_in_section_p): New function.
6490 (arm_is_longcall_p): Rename to...
6491 (arm_is_long_call_p): ...this. Take the target function as a single
6492 argument and return a bool. Do not rely on call cookies. Check
6493 whether the target symbol is in the same section as the current
6494 function, not just the same compilation unit.
6495 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
6496 (arm_encode_section_info): Don't encode a call type.
6497 * config/arm/arm.md (call, call_value): Update calls to
6498 arm_is_long(_)call_p. Simplify logic.
6499 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
6500 Update calls to arm_is_long(_)call_p.
6502 2007-05-25 Richard Guenther <rguenther@suse.de>
6504 PR tree-optimization/31982
6505 * tree-ssa-forwprop.c
6506 (forward_propagate_addr_into_variable_array_index): Handle arrays
6507 with element size one.
6509 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
6511 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
6512 (umulsi3_highpart): Likewise.
6514 2007-05-24 Ian Lance Taylor <iant@google.com>
6516 PR rtl-optimization/32069
6517 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
6520 2007-05-24 Ollie Wild <aaw@google.com>
6522 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
6525 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
6527 * postreload-gcse.c (reg_changed_after_insn_p): New function.
6528 (oprs_unchanged_p): Use it to check all registers in a REG.
6529 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
6530 (reg_set_between_after_reload_p): Delete.
6531 (reg_used_between_after_reload_p): Likewise.
6532 (reg_set_or_used_since_bb_start): Likewise.
6533 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
6534 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
6535 Use reg_set_between_p instead of reg_set_between_after_reload_p.
6536 * rtlanal.c (reg_set_p): Check whether REG overlaps
6537 regs_invalidated_by_call, rather than just checking the
6538 membership of REGNO (REG).
6540 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
6542 * doc/passes.texi: Document predictive commoning.
6543 * doc/invoke.texi (-fpredictive-commoning): Document.
6544 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
6545 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
6546 adding indices to the generated name.
6547 (schedule_sm): Pass 0 to get_lsm_tmp_name.
6548 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
6549 * tree-pretty-print.c (op_symbol_1): Renamed to ...
6550 (op_symbol_code): ... and exported.
6551 (dump_omp_clause, op_symbol): Use op_symbol_code
6552 instead of op_symbol_1.
6553 * tree-pass.h (pass_predcom): Declare.
6554 * timevar.def (TV_PREDCOM): New timevar.
6555 * tree-ssa-loop.c (run_tree_predictive_commoning,
6556 gate_tree_predictive_commoning, pass_predcom): New.
6557 * tree-data-ref.c (find_data_references_in_loop): Find the
6558 references in dominance order.
6559 (canonicalize_base_object_address): Ensure that the result has
6561 (dr_analyze_innermost): Export.
6562 (create_data_ref): Code to fail for references with invariant
6564 (find_data_references_in_stmt): ... here.
6565 * tree-data-ref.h (dr_analyze_innermost): Declare.
6566 * tree-affine.c: Include tree-gimple.h and hashtab.h.
6567 (aff_combination_find_elt, name_expansion_hash,
6568 name_expansion_eq, tree_to_aff_combination_expand,
6569 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
6571 * tree-affine.h (aff_combination_constant_multiple_p,
6572 tree_to_aff_combination_expand): Declare.
6573 * tree-predcom.c: New file.
6574 * common.opt (fpredictive-commoning): New option.
6575 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
6576 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
6577 * Makefile.in (tree-predcom.o): Add.
6578 (tree-affine.o): Add TREE_GIMPLE_H dependency.
6579 * passes.c (init_optimization_passes): Add dceloop after
6580 copy propagation in loop optimizer. Add predictive commoning
6581 to loop optimizer passes.
6583 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6585 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
6588 2007-05-24 Jan Hubicka <jh@suse.cz>
6590 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
6592 (genheader): Include statistics.h.
6594 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
6596 * print-rtl.c (flag_dump_unnumbered): Update comments.
6597 (print_rtl): Fix my previous change.
6598 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
6601 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
6604 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
6606 (thread_through_all_blocks): Call initialize_original_copy_tables
6607 and free_original_copy_tables.
6608 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
6610 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6611 * cfghooks.c (duplicate_block): Use get_loop_copy.
6612 * cfg.c: Include cfgloop.h.
6613 (loop_copy): New hash table.
6614 (initialize_original_copy_tables): Initialize loop_copy table.
6615 (free_original_copy_tables): Free loop_copy table.
6616 (copy_original_table_clear, copy_original_table_set,
6617 set_loop_copy, get_loop_copy): New functions.
6618 (set_bb_original, set_bb_copy): Use copy_original_table_set.
6619 * cfgloop.h (struct loop): Remove copy field.
6620 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
6621 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
6623 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6625 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
6626 -msse/-msse2/-msse3.
6628 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6630 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
6631 __builtin_ia32_vec_set_v2di with MASK_64BIT.
6633 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
6636 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
6637 * targhooks.h (default_mangle_decl_assembler_name): Declare
6639 * targhooks.c (default_mangle_decl_assembler_name): Define
6641 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
6643 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
6644 * langhooks.c (lhd_set_decl_assembler_name): Call
6645 targetm.mangle_decl_assembler_name for names with global scope.
6647 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
6649 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
6650 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
6652 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
6653 New. Factored out of i386_pe_encode_section_info.
6654 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
6655 Move check for prior decoration of stdcall
6656 symbols to i386_pe_encode_section_info.
6657 (i386_pe_encode_section_info): Adjust call to
6658 gen_stdcall_or_fastcall_suffix. Use
6659 i386_pe_maybe_mangle_decl_assembler_name, if needed.
6660 (i386_pe_mangle_decl_assembler_name): New. Wrap
6661 i386_pe_maybe_mangle_decl_assembler_name.
6663 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6665 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
6666 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
6667 * langhooks.c (get_signed_or_unsigned_type): Don't check for
6668 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
6669 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
6672 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
6673 Nigel Stephens <nigel@mips.com>
6674 Richard Sandiford <richard@codesourcery.com>
6676 Fix up MIPS16 hard float and add support for complex.
6678 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
6679 (TARGET_SOFT_FLOAT_ABI): New.
6680 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
6681 __mips_soft_float to reflect the ABI in use, not whether the
6682 FPU is directly accessible (e.g., in MIPS16 mode).
6683 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
6684 (UNITS_PER_FPVALUE): Likewise.
6686 * config/mips/mips.c (mips_expand_call): Remove redundant
6687 TARGET_MIPS16 check.
6688 (mips_arg_regno): New.
6689 (function_arg_advance): When setting bits in cum->fp_code for
6690 MIPS16, don't subtract 1 from cum->arg_number, since it is now
6692 (function_arg): Use mips_arg_regno.
6693 (mips_return_mode_in_fpr_p): New.
6694 (mips16_call_stub_mode_suffix): New.
6695 (mips16_cfun_returns_in_fpr_p): New.
6696 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
6697 (mips_output_function_prologue): Test mips16_hard_float, not
6698 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
6699 (mips_expand_epilogue): Call MIPS16 helper routines to copy
6700 return value into a floating-point register.
6701 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
6702 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
6703 (mips16_fp_args): Handle MIPS32r2 ISA which supports
6704 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
6705 word of double arguments from or to the high bits of 64-bit
6706 floating point registers.
6707 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
6708 (mips16_fpret_double): New helper function.
6709 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
6710 support for complex modes. Fill in DECL_RESULT for stubdecl.
6711 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
6713 * config/mips/mips16.S
6714 (RET, ARG1, ARG2): New.
6715 (MERGE_GPRf, MERGE_GPRt): New.
6716 (DELAYt, DELAYf): New.
6717 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
6718 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
6719 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
6720 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
6721 (SFOP): Renamed to...
6722 (OPSF3): This, and macro-ified. Updated all uses.
6723 (SFOP2): Renamed to...
6724 (OPSF2): This, and macro-ified. Updated all uses.
6725 (SFCMP): Renamed to...
6726 (CMPSF): This, and macro-ified. Updated all uses.
6727 (SFREVCMP): Renamed to...
6728 (REVCMPSF): This, and macro-ified. Updated all uses.
6729 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
6730 (LDDBL1, LDDBL2, RETDBL): Deleted.
6731 (DFOP): Renamed to...
6732 (OPDF3): This, and macro-ified. Updated all uses.
6733 (DFOP2): Renamed to...
6734 (OPDF2): This, and macro-ified. Updated all uses.
6735 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
6736 (DFCMP): Renamed to...
6737 (CMPDF): This, and macro-ified. Updated all uses.
6738 (DFREVCMP): Renamed to...
6739 (REVCMPDF): This, and macro-ified. Updated all uses.
6740 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
6741 (RET_FUNCTION): New.
6742 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
6743 (__mips16_ret_sc, __mips16_ret_dc): New.
6744 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
6745 STUB_ARGS_6, STUB_ARGS_10): New.
6746 (CALL_STUB_NO_RET): New.
6747 (__mips16_call_stub_1): Macro-ified.
6748 (__mips16_call_stub_5): Macro-ified.
6749 (__mips16_call_stub_2): Macro-ified.
6750 (__mips16_call_stub_6): Macro-ified.
6751 (__mips16_call_stub_9): Macro-ified.
6752 (__mips16_call_stub_10): Macro-ified.
6753 (CALL_STUB_RET): New.
6754 (__mips16_call_stub_sf_0): Macro-ified.
6755 (__mips16_call_stub_sf_1): Macro-ified.
6756 (__mips16_call_stub_sf_5): Macro-ified.
6757 (__mips16_call_stub_sf_2): Macro-ified.
6758 (__mips16_call_stub_sf_6): Macro-ified.
6759 (__mips16_call_stub_sf_9): Macro-ified.
6760 (__mips16_call_stub_sf_10): Macro-ified.
6761 (__mips16_call_stub_df_0): Macro-ified.
6762 (__mips16_call_stub_df_1): Macro-ified.
6763 (__mips16_call_stub_df_5): Macro-ified.
6764 (__mips16_call_stub_df_2): Macro-ified.
6765 (__mips16_call_stub_df_6): Macro-ified.
6766 (__mips16_call_stub_df_9): Macro-ified.
6767 (__mips16_call_stub_df_10): Macro-ified.
6768 (__mips16_call_stub_sc_0): New.
6769 (__mips16_call_stub_sc_1): New.
6770 (__mips16_call_stub_sc_5): New.
6771 (__mips16_call_stub_sc_2): New.
6772 (__mips16_call_stub_sc_6): New.
6773 (__mips16_call_stub_sc_9): New.
6774 (__mips16_call_stub_sc_10): New.
6775 (__mips16_call_stub_dc_0): New.
6776 (__mips16_call_stub_dc_1): New.
6777 (__mips16_call_stub_dc_5): New.
6778 (__mips16_call_stub_dc_2): New.
6779 (__mips16_call_stub_dc_6): New.
6780 (__mips16_call_stub_dc_9): New.
6781 (__mips16_call_stub_dc_10): New.
6783 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
6784 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
6785 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
6787 2007-05-23 Ian Lance Taylor <iant@google.com>
6789 * doc/invoke.texi (Invoking GCC): Document that the order of the
6792 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
6795 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
6796 * config/score/predicate.md (const_pow2, const_npow2): Remove.
6797 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
6801 * config/score/score.c (score_print_operand): Make sure that only
6802 lower bits are used.
6804 2007-05-22 Ian Lance Taylor <iant@google.com>
6806 * tree-vrp.c (avoid_overflow_infinity): New static function,
6807 broken out of set_value_range_to_value.
6808 (set_value_range_to_value): Call avoid_overflow_infinity.
6809 (extract_range_from_assert): Likewise.
6811 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
6814 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
6815 change the type before looking for a COMPOUND_EXPR.
6817 2007-05-22 Ian Lance Taylor <iant@google.com>
6819 * lower-subreg.c (decompose_multiword_subregs): If we change an
6820 insn, call remove_retval_note on it.
6822 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
6824 * regs.h (end_hard_regno): New function.
6825 (END_HARD_REGNO, END_REGNO): New macros.
6826 (add_to_hard_reg_set): New function.
6827 (remove_from_hard_reg_set): Likewise.
6828 (in_hard_reg_set_p): Likewise.
6829 (overlaps_hard_reg_set_p): Likewise.
6830 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
6831 (note_btr_set): Use END_HARD_REGNO.
6832 * caller-save.c (setup_save_areas): Use end_hard_regno.
6833 (mark_set_regs): Use END_HARD_REGNO.
6834 (add_stored_regs): Use end_hard_regno.
6835 (mark_referenced_regs): Use add_to_hard_reg_set.
6836 * combine.c (update_table_tick): Use END_REGNO.
6837 (record_value_for_reg): Likewise.
6838 (record_dead_and_set_regs): Likewise.
6839 (get_last_value_validate): Likewise.
6840 (use_crosses_set_p): Likewise.
6841 (reg_dead_at_p_1): Likewise.
6842 (reg_dead_at_p): Likewise.
6843 (mark_used_regs_combine): Use add_to_hard_reg_set.
6844 (move_deaths): Use END_HARD_REGNO.
6845 (reg_bitfield_target_p): Use end_hard_regno.
6846 (distribute_notes): Use END_HARD_REGNO.
6847 * cse.c (mention_regs): Use END_REGNO.
6848 (insert): Use add_to_hard_reg_set.
6849 (invalidate): Use END_HARD_REGNO.
6850 (invalidate_for_call): Likewise.
6851 (exp_equiv_p): Use END_REGNO.
6852 (cse_insn): Likewise.
6853 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
6854 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
6855 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
6856 * function.c (keep_stack_depressed): Use end_hard_regno.
6857 * global.c (global_alloc): Use end_hard_regno.
6858 (global_conflicts): Use add_to_hard_reg_set instead of
6860 (find_reg): Likewise.
6861 (mark_reg_store): Likewise.
6862 (mark_reg_conflicts): Likewise.
6863 (mark_reg_death): Use remove_from_hard_reg_set.
6864 (mark_reg_live_nc): Delete.
6865 (set_preference): Use end_hard_regno.
6866 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
6867 remove_from_hard_reg_set.
6868 (post_mark_life): Use add_to_hard_reg_set.
6869 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
6870 (reg_becomes_live): Use add_to_hard_reg_set.
6871 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
6872 (peep2_find_free_register): Use add_to_hard_reg_set.
6873 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
6874 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
6875 * regrename.c (note_sets): Use add_to_hard_reg_set.
6876 (clear_dead_regs): Use remove_from_hard_reg_set.
6877 (regrename_optimize): Use add_to_hard_reg_set.
6878 (find_oldest_value_reg): Use in_hard_reg_set_p.
6879 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
6880 (hard_reg_set_here_p): Use end_hard_regno.
6881 (decompose): Likewise.
6882 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
6883 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
6884 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
6885 (mark_home_live): Use end_hard_regno.
6886 (spill_hard_reg): Likewise.
6887 (clear_reload_reg_in_use): Likewise.
6888 * reorg.c (delete_prior_computation): Use END_REGNO.
6889 * resource.c (update_live_status): Use END_HARD_REGNO.
6890 (mark_referenced_resources): Use add_to_hard_reg_set.
6891 (mark_set_resources): Likewise.
6892 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
6893 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
6894 (reg_overlap_mentioned_p): Likewise.
6895 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
6896 (covers_regno_no_parallel_p): Use END_REGNO.
6897 (find_regno_note): Likewise.
6898 (find_reg_fusage): Use END_HARD_REGNO.
6899 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
6900 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
6902 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
6904 * mode-switching.c (reg_dies): Change type of second argument to
6906 (optimize_mode_switching): Update accordingly.
6908 2007-05-22 Richard Sandiford <richard@codesourcery.com>
6910 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
6912 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
6913 (hard_reg_set_empty_p): ...these new functions.
6914 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
6915 GO_IF_HARD_REG_SUBSET.
6916 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
6917 instead of GO_IF_HARD_REG_EQUAL.
6918 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
6919 instead of GO_IF_HARD_REG_EQUAL.
6920 * global.c (find_reg): Use hard_reg_set_empty_p instead of
6921 GO_IF_HARD_REG_SUBSET.
6922 (modify_reg_pav): Use hard_reg_set_empty_p instead of
6923 GO_IF_HARD_REG_EQUAL.
6924 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
6925 of GO_IF_HARD_REG_SUBSET.
6926 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
6927 instead of GO_IF_HARD_REG_EQUAL.
6928 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
6929 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
6930 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
6931 of GO_IF_HARD_REG_SUBSET,
6932 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
6933 GO_IF_HARD_REG_SUBSET.
6934 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
6935 instead of GO_IF_HARD_REG_EQUAL.
6936 * config/sh/sh.c (push_regs, calc_live_regs): Use
6937 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
6938 (hard_regs_intersect_p): Delete.
6940 2007-05-22 Janis Johnson <janis187@us.ibm.com>
6942 * doc/sourcebuild.texi (Test Directives) Add dg-message.
6944 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
6945 Richard Henderson <rth@redhat.com>
6947 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
6949 (x86_64-*-*): Likewise.
6951 * i386/i386-modes.def (V2QI): New.
6953 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
6955 (override_options): Support SSE4.1.
6956 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
6957 (IX86_BUILTIN_BLENDPS): Likewise.
6958 (IX86_BUILTIN_BLENDVPD): Likewise.
6959 (IX86_BUILTIN_BLENDVPS): Likewise.
6960 (IX86_BUILTIN_PBLENDVB128): Likewise.
6961 (IX86_BUILTIN_PBLENDW128): Likewise.
6962 (IX86_BUILTIN_DPPD): Likewise.
6963 (IX86_BUILTIN_DPPS): Likewise.
6964 (IX86_BUILTIN_INSERTPS128): Likewise.
6965 (IX86_BUILTIN_MOVNTDQA): Likewise.
6966 (IX86_BUILTIN_MPSADBW128): Likewise.
6967 (IX86_BUILTIN_PACKUSDW128): Likewise.
6968 (IX86_BUILTIN_PCMPEQQ): Likewise.
6969 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
6970 (IX86_BUILTIN_PMAXSB128): Likewise.
6971 (IX86_BUILTIN_PMAXSD128): Likewise.
6972 (IX86_BUILTIN_PMAXUD128): Likewise.
6973 (IX86_BUILTIN_PMAXUW128): Likewise.
6974 (IX86_BUILTIN_PMINSB128): Likewise.
6975 (IX86_BUILTIN_PMINSD128): Likewise.
6976 (IX86_BUILTIN_PMINUD128): Likewise.
6977 (IX86_BUILTIN_PMINUW128): Likewise.
6978 (IX86_BUILTIN_PMOVSXBW128): Likewise.
6979 (IX86_BUILTIN_PMOVSXBD128): Likewise.
6980 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
6981 (IX86_BUILTIN_PMOVSXWD128): Likewise.
6982 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
6983 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
6984 (IX86_BUILTIN_PMOVZXBW128): Likewise.
6985 (IX86_BUILTIN_PMOVZXBD128): Likewise.
6986 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
6987 (IX86_BUILTIN_PMOVZXWD128): Likewise.
6988 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
6989 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
6990 (IX86_BUILTIN_PMULDQ128): Likewise.
6991 (IX86_BUILTIN_PMULLD128): Likewise.
6992 (IX86_BUILTIN_ROUNDPD): Likewise.
6993 (IX86_BUILTIN_ROUNDPS): Likewise.
6994 (IX86_BUILTIN_ROUNDSD): Likewise.
6995 (IX86_BUILTIN_ROUNDSS): Likewise.
6996 (IX86_BUILTIN_PTESTZ): Likewise.
6997 (IX86_BUILTIN_PTESTC): Likewise.
6998 (IX86_BUILTIN_PTESTNZC): Likewise.
6999 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
7000 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
7001 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
7002 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
7003 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
7005 (bdesc_sse_3arg): Likewise.
7006 (bdesc_2arg): Likewise.
7007 (bdesc_1arg): Likewise.
7008 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
7010 (ix86_expand_sse_4_operands_builtin): New.
7011 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
7012 smaller than 8 bits as the 2nd arg.
7013 (ix86_expand_sse_ptest): New.
7014 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
7015 (ix86_expand_vector_set): Support SSE4.1.
7016 (ix86_expand_vector_extract): Likewise.
7018 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
7019 __SSE4_1__ for -msse4.1.
7021 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
7022 (UNSPEC_INSERTPS): Likewise.
7023 (UNSPEC_DP): Likewise.
7024 (UNSPEC_MOVNTDQA): Likewise.
7025 (UNSPEC_MPSADBW): Likewise.
7026 (UNSPEC_PHMINPOSUW): Likewise.
7027 (UNSPEC_PTEST): Likewise.
7028 (UNSPEC_ROUNDP): Likewise.
7029 (UNSPEC_ROUNDS): Likewise.
7031 * config/i386/i386.opt (msse4.1): New for SSE4.1.
7033 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
7034 (const_pow2_1_to_32768_operand): Likewise.
7036 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
7039 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
7041 (sse4_1_insertps): Likewise.
7042 (*sse4_1_extractps): Likewise.
7043 (sse4_1_ptest): Likewise.
7044 (sse4_1_mulv2siv2di3): Likewise.
7045 (*sse4_1_mulv4si3): Likewise.
7046 (*sse4_1_smax<mode>3): Likewise.
7047 (*sse4_1_umax<mode>3): Likewise.
7048 (*sse4_1_smin<mode>3): Likewise.
7049 (*sse4_1_umin<mode>3): Likewise.
7050 (sse4_1_eqv2di3): Likewise.
7051 (*sse4_1_pinsrb): Likewise.
7052 (*sse4_1_pinsrd): Likewise.
7053 (*sse4_1_pinsrq): Likewise.
7054 (*sse4_1_pextrb): Likewise.
7055 (*sse4_1_pextrb_memory): Likewise.
7056 (*sse4_1_pextrw_memory): Likewise.
7057 (*sse4_1_pextrq): Likewise.
7058 (sse4_1_blendpd): Likewise.
7059 (sse4_1_blendps): Likewise.
7060 (sse4_1_blendvpd): Likewise.
7061 (sse4_1_blendvps): Likewise.
7062 (sse4_1_dppd): Likewise.
7063 (sse4_1_dpps): Likewise.
7064 (sse4_1_movntdqa): Likewise.
7065 (sse4_1_mpsadbw): Likewise.
7066 (sse4_1_packusdw): Likewise.
7067 (sse4_1_pblendvb): Likewise.
7068 (sse4_1_pblendw): Likewise.
7069 (sse4_1_phminposuw): Likewise.
7070 (sse4_1_extendv8qiv8hi2): Likewise.
7071 (*sse4_1_extendv8qiv8hi2): Likewise.
7072 (sse4_1_extendv4qiv4si2): Likewise.
7073 (*sse4_1_extendv4qiv4si2): Likewise.
7074 (sse4_1_extendv2qiv2di2): Likewise.
7075 (*sse4_1_extendv2qiv2di2): Likewise.
7076 (sse4_1_extendv4hiv4si2): Likewise.
7077 (*sse4_1_extendv4hiv4si2): Likewise.
7078 (sse4_1_extendv2hiv2di2): Likewise.
7079 (*sse4_1_extendv2hiv2di2): Likewise.
7080 (sse4_1_extendv2siv2di2): Likewise.
7081 (*sse4_1_extendv2siv2di2): Likewise.
7082 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7083 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7084 (sse4_1_zero_extendv4qiv4si2): Likewise.
7085 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7086 (sse4_1_zero_extendv2qiv2di2): Likewise.
7087 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7088 (sse4_1_zero_extendv4hiv4si2): Likewise.
7089 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7090 (sse4_1_zero_extendv2hiv2di2): Likewise.
7091 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7092 (sse4_1_zero_extendv2siv2di2): Likewise.
7093 (*sse4_1_zero_extendv2siv2di2): Likewise.
7094 (sse4_1_roundpd): Likewise.
7095 (sse4_1_roundps): Likewise.
7096 (sse4_1_roundsd): Likewise.
7097 (sse4_1_roundss): Likewise.
7098 (mulv4si3): Don't expand for SSE4.1.
7099 (smax<mode>3): Likewise.
7100 (umaxv4si3): Likewise.
7101 (uminv16qi3): Likewise.
7102 (umin<mode>3): Likewise.
7103 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
7105 * doc/extend.texi: Document SSE4.1 built-in functions.
7107 * doc/invoke.texi: Document -msse4.1.
7109 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
7111 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
7112 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
7113 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
7114 (ASM_SPEC): Add asm_pcrel_spec.
7115 (EXTRA_SPECS): Add asm_pcrel_spec.
7117 2007-05-21 David Daney <ddaney@avtrex.com>
7119 * doc/install.texi (Building a cross compiler): Add requirements
7120 for Java cross compiler.
7122 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7125 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
7126 Add loopno argument. Use evolution_function_is_invariant_rec_p
7127 instead of evolution_function_is_constant_p.
7128 Update calls to evolution_function_is_affine_multivariate_p.
7129 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
7130 Add loopno argument.
7131 * tree-scalar-evolution.c (gather_chrec_stats): Call
7132 evolution_function_is_affine_multivariate_p with a loop
7134 * tree-data-ref.c (analyze_miv_subscript): Likewise.
7135 (analyze_overlapping_iterations): Likewise.
7136 (access_functions_are_affine_or_constant_p): Likewise.
7137 (build_classic_dist_vector_1): If the access functions
7138 are equal, don't do anything.
7140 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
7141 Paolo Carlini <pcarlini@suse.de>
7142 Uros Bizjak <ubizjak@gmail.com>
7144 * c-cppbuiltin.c (c_cpp_builtins): Define
7145 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
7146 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
7147 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
7148 * doc/cpp.texi ([Standard Predefined Macros]): Document.
7150 2007-05-21 Mike Stump <mrs@apple.com>
7152 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
7154 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
7156 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
7158 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
7159 implementation if __OPTIMIZE__ is not defined.
7160 (_mm_alignr_pi8): Ditto.
7161 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
7162 (_mm_inserti_si64): Ditto.
7163 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
7164 (_mm_slli_epi16): Ditto.
7165 (_mm_slli_epi32): Ditto.
7166 (_mm_slli_epi64): Ditto.
7167 (_mm_srai_epi16): Ditto.
7168 (_mm_srai_epi32): Ditto.
7169 (_mm_srli_si128): Ditto.
7170 (_mm_slli_si128): Ditto.
7171 (_mm_srli_epi16): Ditto.
7172 (_mm_srli_epi32): Ditto.
7173 (_mm_srli_epi64): Ditto.
7174 (_mm_extract_epi16): Ditto.
7175 (_mm_insert_epi16): Ditto.
7176 (_mm_shufflehi_epi16): Ditto.
7177 (_mm_shufflelo_epi16): Ditto.
7178 (_mm_shuffle_epi32): Ditto.
7179 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
7181 (_mm_insert_pi16): Ditto.
7183 (_mm_shuffle_pi16): Ditto.
7185 (_mm_shufle_ps): Ditto.
7186 (_mm_prefetch): Ditto.
7188 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
7190 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
7191 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
7192 * real.c (encode_i370_single, decode_i370_single,
7193 encode_i370_double, decode_i370_double): Functions removed.
7194 (i370_single_format, i370_double_format): Initializations removed.
7195 (real_maxval, round_for_format, exact_real_truncate, significand_size):
7196 Consider the log2_b field to always be one.
7197 (ieee_single_format, mips_single_format, coldfire_single_format,
7198 ieee_double_format, mips_double_format, coldfire_double_format,
7199 ieee_extended_motorola_format, ieee_extended_intel_96_format,
7200 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
7201 ibm_extended_format, mips_extended_format, ieee_quad_format,
7202 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
7203 decimal_single_format, decimal_double_format, decimal_quad_format,
7204 c4x_single_format, c4x_extended_format, real_internal_format): Remove
7205 initialization of log2_b.
7206 * real.h (i370_single_format, i370_double_format): Declarations
7208 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
7209 field to always be one.
7211 2007-05-21 Andreas Schwab <schwab@suse.de>
7213 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
7214 NOTE_INSN_BASIC_BLOCK_P.
7215 (process_for_unwind_directive): Likewise.
7217 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
7219 * builtins.c (expand_builtin_setjmp_setup): Update comment.
7220 * function.h (struct function): Move va_list_gpr_size,
7221 va_list_fpr_size, function_frequency to front of bitfields. Add
7223 (current_function_calls_unwind_init): New.
7224 * except.c (expand_builtin_unwind_init): Set
7225 current_function_calls_unwind_init not
7226 current_function_has_nonlocal_label.
7227 * reload1.c (has_nonexceptional_receiver): New.
7228 (reload): Use it and current_function_calls_unwind_init to
7229 determine whether call-saved regs must be saved.
7231 2007-05-20 Jan Hubicka <jh@suse.cz>
7233 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
7234 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7235 * ddg.c (create_ddg): LIkewise.
7236 * final.c (final): Remove hunk moving line number notes around since
7237 they are no longer present at this stage.
7238 (final_scan_insn): Use NOTE_KIND instead of
7239 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7240 (output_asm_label): Likewise.
7241 * reorg.c (dbr_schedule): Likewise.
7242 * haifa-sched.c (unlink_other_notes): Likewise.
7243 * mode-switching.c (optimize_mode_switching): Likewise.
7244 * graph.c (start_bb): Likewise.
7245 * rtl.def (NOTE): Update description.
7246 * jump.c (squeeze_notes): Delete.
7247 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
7248 NOTE_INSN_BASIC_BLOCK_P when possible.
7249 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
7250 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
7251 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7252 (dwarf2out_var_location): Likewise.
7253 * cfgbuild.c (make_edges): Likewise.
7254 (find_basic_blocks_1): Likewise.
7255 * function.c (reorder_blocks_1): Likewise.
7256 (epilogue_done): Likewise.
7257 (reposition_prologue_and_epilogue_notes): Likewise.
7258 * print-rtl.c (print_rtx): Likewise; drop code for printing
7260 (print_rtl): Likewise.
7261 (print_rtl_single): Likewise.
7262 * gcse.c (insert_insn_start_bb): Likewise.
7263 * alias.c (init_alias_analysis): Likewise.
7264 * calls.c (fixup_tail_calls): Likewise.
7265 * except.c (sjlj_emit_function_enter): Likewise.
7266 * emit-rtl.c (add_insn_after): Likeiwse.
7267 (emit_label_before): Likewise.
7268 (emit_label_after): Likewise.
7269 (emit_note_before, emit_note_after, emit_note): Update
7270 parameter to be enum insn_note; do not deal with source
7272 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
7273 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
7275 (merge_blocks_move_successor_nojumps): Simplify now when
7276 we don't have BLOCK notes.
7277 (try_optimize_cfg): Likewise.
7278 * cfglayout.c (skip_insns_after_block): Likewise.
7279 (record_effective_endpoints): Likewise.
7280 (duplicate_insn_chain): Likewise.
7281 * varasm.c (output_constant_pool_1): Likewise.
7282 * sched-deps.c (sched_analyze): Likewise.
7283 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
7285 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
7286 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
7287 (SET_INSN_DELETED): Simplify.
7288 (NOTE_LINE_NUMBER): Exterminate.
7289 (NOTE_LINE_KIND): New.
7290 (NOTE_INSN_BASIC_BLOCK_P): Update.
7291 (enum insn_note): Simplify.
7292 (GET_NOTE_INSN_NAME) Simplify.
7293 (emit_note_before, emit_note_after, emit_note): Update prototype.
7294 (squeeze_notes): Remove.
7295 * sched-int.h (NOTE_NOT_BB_P): Update.
7296 * resource.c (mark_target_live_regs): Update.
7297 * sched-rgn.c (debug_dependencies): Update.
7298 * sched-vis.c (print_insn): Update.
7299 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
7300 * config/i386/i386.c (ix86_output_function_epilogue): Update.
7301 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
7302 (TARGET_ADJUST_UNROLL_MAX): Likewise.
7303 (split_branches): Update.
7304 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
7306 (sh_adjust_unroll_max): Exterminate.
7307 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
7308 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
7309 (m68hc11_reorg): Likewise.
7310 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
7311 (emit_predicate_relation_info): Update.
7312 (process_for_unwind_directive): Update.
7313 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
7314 (output_call): Update.
7315 * config/pa/pa.c (output_lbranch): Update.
7316 (output_millicode_call): Update.
7317 (output_call): Update.
7318 (pa_combine_instructions): Update.
7319 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
7320 * config/bfin/bfin.c (gen_one_bundle): Update.
7321 * cfgrtl.c (can_delete_note_p): Update.
7322 (delete_insn): Update.
7323 (rtl_merge_blocks): Update.
7324 (commit_one_edge_insertion): Update.
7325 (rtl_verify_flow_info): Update.
7326 * stmt.c (expand_case): Do not call squeeze_notes.
7328 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7335 * c.opt (Wtype-limits): New.
7336 * doc/invoke.texi (Wtype-limits): Document it.
7337 (Wextra): Enabled by -Wextra.
7338 * c-opts.c (c_common_post_options): Enabled by -Wextra.
7339 * c-common.c (shorten_compare): Warn with Wtype-limits.
7341 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
7343 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
7344 inlined function, not as a macro.
7345 (_mm_alignr_pi8): Ditto.
7346 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
7347 (_mm_inserti_si64): Ditto.
7348 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
7349 (_mm_extract_epi16): Ditto.
7350 (_mm_insert_epi16): Ditto.
7351 (_mm_shufflehi_epi16): Ditto.
7352 (_mm_shufflelo_epi16): Ditto.
7353 (_mm_shuffle_epi32): Ditto.
7354 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
7355 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
7357 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
7359 (_m_to_float): Use C89 compatible assignment.
7361 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
7364 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
7366 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7369 * doc/invoke.texi (Wreturn-type): Complete description.
7370 (Wextra): Delete item about return-type warning.
7371 * c-decl.c: Delete redundant Wextra warning.
7373 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
7376 * config/i386/pmmintrin.h: Do not include xmmintrin.h
7377 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
7378 inlined function, not as a macro.
7379 (_mm_prefetch): Ditto.
7381 (_mm_insert_pi16): Ditto.
7383 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
7384 (_m_pshufw): Ditto. Add const to __N argument.
7385 (_mm_shufle_ps): Ditto. Add const to __mask argument.
7386 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
7387 (_mm_slli_epi32): Ditto.
7388 (_mm_srli_si128): Implement as always inlined function, not as a
7389 macro. Add __inline to function declaration.
7390 (_mm_slli_si128): Ditto.
7392 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
7394 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
7395 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
7397 (struct fenv): New structure.
7398 (FP_HANDLE_EXCEPTIONS): New define.
7399 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
7400 (_FP_DECL_EXP): New define.
7401 (FP_INIT_ROUNDMODE): New define.
7402 (FP_ROUNDMODE): New define.
7404 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7406 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
7407 (Wconversion): Update description.
7408 (Wconversion-sign): New.
7409 * c.opt (Wconversion-sign): New.
7410 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
7411 means disabled for C++. Otherwise, take the status of Wconversion.
7412 * c-common.c (conversion_warning): Warn with either Wconversion or
7414 (warnings_for_convert_and_check): Conditions are already checked by
7416 (convert_and_check): Don't check warnings if the conversion failed.
7418 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
7419 Anatoly Sokolov <aesok@dol.ru>
7421 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
7422 avr_epilogue_uses) : Add declaration.
7423 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
7424 * config/avr/constraints.md (R): New constraint.
7425 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
7426 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
7427 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
7428 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
7429 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
7430 call_prologue_saves, epilogue_restores, return_from_epilogue,
7431 return_from_main_epilogue, return_from_interrupt_epilogue,
7432 return_from_naked_epilogue, prologue, epilogue): New patterns.
7433 (jump): Handle symbol reference.
7434 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
7435 avr_output_function_prologue, avr_output_function_epilogue): Remove
7437 (avr_init_machine_status, expand_prologue, expand_epilogue,
7438 avr_asm_function_end_prologue, avr_epilogue_uses,
7439 avr_asm_function_begin_epilogue): New functions.
7440 (prologue_size, epilogue_size, jump_tables_size): Remove global
7442 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
7443 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
7444 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
7445 (avr_override_options): Initialise init_machine_status.
7446 (output_movhi): Handle all stack pointer loads.
7447 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
7448 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
7449 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
7450 (EPILOGUE_USES) Redefine.
7451 (machine_function) Declare.
7453 2007-05-19 Richard Sandiford <richard@codesourcery.com>
7455 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
7456 Use a single return statement.
7458 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7461 * builtins.c (do_mpfr_lgamma_r): New.
7462 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
7463 * tree.h (CASE_FLT_FN_REENT): New.
7465 2007-05-18 Geoffrey Keating <geoffk@apple.com>
7467 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
7468 (output_die): Use 'unsigned long' with %x.
7469 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
7470 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
7471 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
7473 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
7475 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
7480 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
7481 true if function has no argument.
7483 2007-05-18 DJ Delorie <dj@redhat.com>
7485 * config/mips/mips.c (mips_offset_within_alignment_p): New.
7486 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
7488 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
7490 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
7491 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
7492 count_trailing_zeros.
7493 (__i386__): Implement count_leading_zeros using __builtin_clz().
7494 Implement count_trailing_zeros usign __builtin_ctz().
7496 2007-05-18 Richard Sandiford <richard@codesourcery.com>
7498 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
7500 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
7503 * expr.c (emit_move_change_mode): Change mode of push operands here.
7505 2007-05-17 Ian Lance Taylor <iant@google.com>
7507 PR tree-optimization/31953
7508 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
7510 (set_value_range_to_null): Call set_value_range_to_value.
7511 (extract_range_from_comparison): Likewise.
7513 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7515 * toplev.c (print_version): Output GMP/MPFR version info.
7517 * builtins.c (CASE_MATHFN_REENT): New macro.
7518 (mathfn_built_in): Use it.
7519 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
7520 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
7521 BUILT_IN_LGAMMAL_R): New.
7522 * doc/extend.texi: Document new builtins.
7525 * builtins.c (do_mpfr_remquo): New.
7526 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
7527 (fold_builtin_3): Handle BUILT_IN_REMQUO.
7530 * builtins.c (fold_builtin_1): Handle y0, y1.
7531 (fold_builtin_2): Handle yn.
7534 * builtins.c (do_mpfr_bessel_n): New.
7535 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
7536 (fold_builtin_2): Handle BUILT_IN_JN.
7538 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
7541 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
7542 TYPE_PRECISION (intmax_type_node).
7544 2007-05-17 Steve Ellcey <sje@cup.hp.com>
7547 * reload.c (subst_reloads): Remove checking.
7549 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7551 PR rtl-optimization/31691
7552 * combine.c (simplify_set): Build a new src pattern instead of
7553 substituting its operands in the COMPARE case.
7555 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
7557 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
7558 (execute_vrp): Preserve loops through jump threading.
7559 * tree-ssa-threadupdate.c (thread_single_edge,
7560 dbds_continue_enumeration_p, determine_bb_domination_status,
7561 thread_through_loop_header): New functions.
7562 (create_edge_and_update_destination_phis,
7563 create_edge_and_update_destination_phis): Set loops for the new blocks.
7564 (prune_undesirable_thread_requests): Removed.
7565 (redirect_edges): Do not pretend that redirect_edge_and_branch can
7567 (thread_block): Do not call prune_undesirable_thread_requests.
7569 (mark_threaded_blocks): Select edges to thread here.
7570 (thread_through_all_blocks): Take may_peel_loop_headers argument.
7571 Thread edges through loop headers independently.
7572 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
7573 * tree-pass.h (TODO_mark_first_instance): New.
7574 (first_pass_instance): Declare.
7575 * cfghooks.c (duplicate_block): Put the block to the original loop
7576 if copy is not specified.
7577 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
7578 jump threading. Pass may_peel_loop_headers to
7579 thread_through_all_blocks according to first_pass_instance.
7580 * cfgloop.h (create_preheader): Declare.
7581 * tree-flow.h (thread_through_all_blocks): Declaration changed.
7582 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
7583 * passes.c (first_pass_instance): New variable.
7584 (next_pass_1): Set TODO_mark_first_instance.
7585 (execute_todo): Set first_pass_instance.
7587 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
7589 PR tree-optimization/24659
7590 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
7591 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
7592 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
7593 OTI_vec_pack_ufix_trunc.
7594 (vec_unpacks_float_hi_optab): Define new macro.
7595 (vec_unpacks_float_lo_optab): Ditto.
7596 (vec_unpacku_float_hi_optab): Ditto.
7597 (vec_unpacku_float_lo_optab): Ditto.
7598 (vec_pack_sfix_trunc_optab): Ditto.
7599 (vec_pack_ufix_trunc_optab): Ditto.
7600 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
7601 and vec_pack_[s|u]fix_trunc_optab using
7602 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
7603 * tree-vectorizer.c (supportable_widening_operation): Handle
7604 FLOAT_EXPR and CONVERT_EXPR. Update comment.
7605 (supportable_narrowing_operation): New function.
7606 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
7607 * tree-vect-transform.c (vectorizable_conversion): Handle
7608 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7609 (vect_gen_widened_results_half): Move before vectorizable_conversion.
7610 (vectorizable_type_demotion): Call supportable_narrowing_operation()
7611 to check for target support.
7612 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
7613 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
7614 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
7615 for VEC_PACK_FIX_TRUNC_EXPR.
7616 (expand_binop): Special case mode of the result for
7617 vec_pack_[u|s]fix_trunc_optab.
7618 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
7619 vec_pack_[u|s]fix_trunc_optab.
7621 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
7622 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
7623 * tree-pretty-print.c (dump_generic_node): Handle
7624 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
7625 VEC_PACK_FIX_TRUNC_EXPR.
7627 * expr.c (expand_expr_real_1): Ditto.
7628 * tree-inline.c (estimate_num_insns_1): Ditto.
7629 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7631 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
7632 (vec_unpacks_float_lo_v8hi): Ditto.
7633 (vec_unpacku_float_hi_v8hi): Ditto.
7634 (vec_unpacku_float_lo_v8hi): Ditto.
7635 (vec_unpacks_float_hi_v4si): Ditto.
7636 (vec_unpacks_float_lo_v4si): Ditto.
7637 (vec_pack_sfix_trunc_v2df): Ditto.
7639 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
7641 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
7642 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
7643 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
7644 [vec_pack_ufix_trunc]: Ditto.
7645 [vec_unpacks_float_hi]: Ditto.
7646 [vec_unpacks_float_lo]: Ditto.
7647 [vec_unpacku_float_hi]: Ditto.
7648 [vec_unpacku_float_lo]: Ditto.
7650 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
7652 * soft-fp/README: Update for new files.
7653 * soft-fp/floattisf.c: New file.
7654 * soft-fp/floattidf.c: New file.
7655 * soft-fp/floattitf.c: New file.
7656 * soft-fp/floatuntisf.c: New file.
7657 * soft-fp/floatuntidf.c: New file.
7658 * soft-fp/floatuntitf.c: New file.
7659 * soft-fp/fixsfti.c: New file.
7660 * soft-fp/fixdfti.c: New file.
7661 * soft-fp/fixtfti.c: New file.
7662 * soft-fp/fixunssfti.c: New file.
7663 * soft-fp/fixunsdfti.c: New file.
7664 * soft-fp/fixunstfti.c: New file.
7665 * soft-fp/extendxftf.c: New file.
7666 * soft-fp/trunctfxf.c: New file.
7668 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
7669 (__trunctfxf2): Ditto.
7671 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
7672 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
7673 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
7674 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
7675 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
7676 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
7678 * config/i386/t-fprules-softfp64: New file.
7679 * config/i386/sfp-machine.h: New file.
7680 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
7681 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
7682 and soft-fp/t-softfp to tmake_file.
7683 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
7684 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
7686 * config/i386/t-linux64 (softfp_wrap_start): New.
7687 (softfp_wrap_end): New.
7688 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
7689 supported for TARGET_64BIT.
7691 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
7693 * c-common.c (c_common_signed_or_unsigned_type): Emulate
7694 c_common_unsigned_type behavior.
7696 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
7698 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
7701 2007-05-16 Eric Christopher <echristo@apple.com>
7703 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
7704 saving after stack push. Set sp_offset whenever we push.
7705 (rs6000_emit_epilogue): Move altivec register restore before
7708 2007-05-16 Richard Sandiford <richard@codesourcery.com>
7710 * configure.ac: Allow sysroots to be relocated under $prefix as
7711 well as $exec_prefix.
7712 * configure: Regenerate.
7714 2007-05-16 Richard Sandiford <richard@codesourcery.com>
7718 2007-05-12 Richard Sandiford <richard@codesourcery.com>
7720 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7721 (gcc_tooldir): Likewise.
7722 * configure: Regenerate.
7723 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7724 old configure.ac gcc_tooldir setting.
7725 (prefix_to_exec_prefix): New variable.
7726 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7727 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7729 2007-05-14 Janis Johnson <janis187@us.ibm.com>
7731 * c-typeck.c (build_binary_op): Return early for error.
7733 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
7735 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
7736 struct nb_iter_bound.
7737 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
7738 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
7739 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
7740 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
7741 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
7742 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
7743 (del_scev_info): Use ggc_free.
7744 (scev_initialize): Allocate scalar_evolution_info in gc memory.
7745 * loop-init.c: Include ggc.h.
7746 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
7747 (loop_optimizer_finalize): Use ggc_free.
7748 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
7749 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
7750 pass_iv_optimize): Add TODO_ggc_collect.
7751 * function.h (struct function): Remove skip marker from
7753 * cfgloop.c: Include ggc.h.
7754 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
7756 (establish_preds): Vector superloops is gc allocated.
7757 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
7759 (flow_loops_find): Vector larray is gc allocated.
7760 (loop_exit_free): Use ggc_free.
7761 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
7762 that head of exits list is now not a part of struct loop.
7763 (record_loop_exits): Allocate exits table in gc memory.
7764 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
7765 that head of exits list is now not a part of struct loop.
7766 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
7767 struct loop_exit): Add GTY marker.
7768 (struct loop): Add GTY marker. Make superloops vector gc allocated.
7769 Add skip marker to aux field. Make head of exits list a separate
7771 (struct loops): Add GTY marker. Make larray vector gc allocated.
7772 Add param marker to exits table.
7773 (get_loops): Type changed.
7774 * Makefile.in (tree-scalar-evolution.o): Add
7775 gt-tree-scalar-evolution.h dependency.
7776 (cfgloop.o, loop-init.o): Add ggc.h dependency.
7777 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
7778 * basic-block.h (struct basic_block_def): Remove skip marker from
7781 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
7783 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
7784 of 0 in the call to expand_expr().
7785 (expand_builtin_mathfn_3): Ditto.
7786 (expand_builtin_interclass_mathfn): Ditto.
7787 (expand_builtin_cexpi): Ditto.
7788 (expand_builtin_int_roundingfn): Ditto.
7789 (expand_builtin_int_roundingfn_2): Ditto.
7790 (expand_builtin_pow): Ditto.
7791 (expand_builtin_powi): Ditto.
7792 (expand_builtin_bswap): Ditto.
7793 (expand_builtin_unop): Ditto.
7794 (expand_builtin_fabs): Ditto.
7795 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
7796 the call to expand_expr().
7797 (expand_builtin_sync_operation): Ditto.
7798 (expand_builtin_compare_and_swap): Ditto.
7799 (expand_builtin_lock_test_and_set): Ditto.
7800 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
7801 instead of 0 in the call to expand_expr().
7802 (expand_builtin_extract_return_addr): Ditto.
7803 (expand_builtin_eh_return): Ditto.
7804 (expand_eh_return): Ditto.
7805 * explow.c (expr_size): Ditto.
7806 * expr.c (optimize_bitfield_assignment_op): Ditto.
7807 (expand_assignement): Ditto.
7808 (store_expr): Ditto.
7809 (store_field): Ditto.
7810 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
7811 the call to expand_expr().
7812 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
7813 in the call to expand_expr().
7814 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
7815 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
7816 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
7818 * optabs.c (expand_vec_shift_expr): Ditto.
7819 (expand_vec_cond_expr): Ditto.
7820 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
7821 call to expand_expr().
7822 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
7823 in the call to expand_expr().
7825 2007-05-14 Dave Korn <dave.korn@artimi.com>
7827 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
7829 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
7831 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
7832 instead of c_common_unsigned_type.
7833 (c_common_unsigned_type): Remove.
7834 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
7835 c_common_unsigned_type.
7836 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
7837 c_common_unsigned_type.
7838 * c-common.h (c_common_unsigned_type): Remove.
7839 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
7840 c_common_unsigned_type.
7841 * c-format.c (check_format_types): Use unsigned_type_for instead of
7842 c_common_unsigned_type.
7843 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
7844 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
7845 of c_common_unsigned_type.
7846 * convert.c (convert_to_integer): Use unsigned_type_for instead of
7847 lang_hooks.types.unsigned_type.
7848 * expmed.c (make_tree): Use unsigned_type_for instead of
7849 lang_hooks.types.unsigned_type.
7850 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
7851 lang_hooks.types.unsigned_type.
7852 (build_range_check): Likewise.
7853 (fold_unary): Likewise.
7854 (fold_binary): Likewise.
7855 (fold_ternary): Likewise.
7856 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
7857 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
7858 * tree.c (get_unsigned_type): New.
7859 (unsigned_type_for): Use get_unsigned_type instead of
7860 lang_hooks.types.unsigned_type.
7862 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
7864 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
7865 to m68k_get_function_kind. Update its prototype.
7866 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
7868 (m68k_interrupt_function_p): Return enum m68k_function_type
7869 instead of bool. Rename to m68k_get_function_kind.
7870 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
7872 (m68k_compute_frame_layout): Don't mark any register for save
7873 if an interrupt_thread attribute is specified.
7874 (m68k_hard_regno_rename_ok): Update a use of
7875 m68k_interrupt_function_p.
7876 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
7877 m68k_interrupt_function_p.
7878 (m68k_function_type): New.
7879 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
7880 for a function with an interrupt_thread attribute.
7881 * doc/extend.texi: Document the interrupt_thread attribute.
7883 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
7885 Fix PR tree-optimization/31911
7886 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
7887 if they didn't change the expression.
7889 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
7891 * tree-scalar-evolution.c (resolve_mixers): Exported.
7892 * tree-scalar-evolution.h (resolve_mixers): Declare.
7893 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
7894 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
7895 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
7896 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
7897 init_array_ref, init_pointer_ref, analyze_indirect_ref,
7898 strip_conversion, analyze_offset_expr, address_analysis,
7899 object_analysis, analyze_offset): Removed.
7900 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
7901 split_constant_offset, canonicalize_base_object_address,
7902 object_address_invariant_in_loop_p, disjoint_objects_p,
7903 dr_may_alias_p, dr_address_invariant_p): New functions.
7904 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
7905 and dr_analyze_alias.
7906 (initialize_data_dependence_relation): Use dr_may_alias_p
7907 and object_address_invariant_in_loop_p.
7908 (compute_self_dependence): Handle the case when
7909 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
7910 (find_data_references_in_stmt): Restrict the analysis of data
7911 references to the given loop nest.
7912 (find_data_references_in_loop): Made static. Pass loop nest to
7913 find_data_references_in_stmt.
7914 (compute_data_dependences_for_loop): Use DR_VOPS.
7915 (free_data_ref): Free DR_VOPS.
7916 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
7917 (struct innermost_loop_behavior): ... new.
7918 (struct base_object_info): Replaced by ...
7919 (struct indices): ... new.
7920 (struct dr_alias): New.
7921 (enum data_ref_type): Removed.
7922 (struct data_reference): Consist of struct innermost_loop_behavior,
7923 struct indices and struct dr_alias.
7924 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
7925 (DR_MEMTAG): Renamed to ...
7926 (DR_SYMBOL_TAG): ... this.
7927 (find_data_references_in_loop): Declaration removed.
7928 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
7929 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
7930 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
7931 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
7933 2007-05-13 Revital Eres <eres@il.ibm.com>
7935 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
7936 which walks virtual def-use chains to find redundant stores.
7937 (dse_optimize_stmt): Call it.
7939 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
7941 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
7942 * passes.c (init_optimization_passes): Move pass_jump_bypass
7945 * basic-block.h (bb_has_eh_pred): Fix style issue.
7947 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
7949 PR rtl-optimization/31848
7950 * loop-invariant.c (move_invariant_reg): If we move an insn
7951 with a REG_EQUAL note, and that insn is not always executed,
7952 remove the REG_EQUAL note.
7954 2007-05-12 Richard Guenther <rguenther@suse.de>
7956 PR tree-optimization/31797
7957 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
7958 propagate into a stmt that has volatile ops.
7960 2007-05-12 Richard Sandiford <richard@codesourcery.com>
7962 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7963 (gcc_tooldir): Likewise.
7964 * configure: Regenerate.
7965 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7966 old configure.ac gcc_tooldir setting.
7967 (prefix_to_exec_prefix): New variable.
7968 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7969 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7971 2007-05-11 Silvius Rus <rus@google.com>
7973 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
7974 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
7975 * c-common.h (strict_aliasing_warning): Change return type.
7976 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
7977 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
7978 (build_c_cast): Condition call to strict_aliasing_warning.
7979 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
7980 * flags.h (set_Wstrict_aliasing): Declare.
7981 * opts.c (set_Wstrict_alising): Define, add call to.
7982 * tree-flow.h (strict_aliasing_warning_backend): Declare.
7983 * tree-ssa-alias-warnings.c: New file.
7984 * tree-ssa-alias.c (compute_may_aliases): Add call to
7985 strict_aliasing_warning_backend.
7987 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
7989 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
7990 Use loop_depth and loop_outer accessor functions.
7991 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
7992 determine_invariantness_stmt, move_computations_stmt): Ditto.
7993 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
7994 add_loop, loopify, unloop, fix_loop_structure): Ditto.
7995 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
7996 * tree-scalar-evolution.c (interpret_loop_phi,
7997 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
7998 instantiate_parameters_1, scev_const_prop): Ditto.
7999 * cfghooks.c (make_forwarder_block): Ditto.
8000 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
8001 * modulo-sched.c (loop_canon_p): Ditto.
8002 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
8003 slpeel_can_duplicate_loop_p): Ditto.
8004 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
8005 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
8006 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
8007 cancel_loop, verify_loop_structure): Ditto.
8008 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
8009 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
8010 superloops vector instead of "pred" array.
8011 (establish_preds): Take father loop as an argument. Initialize the
8013 (flow_loop_tree_node_add): Pass father loop to establish_preds.
8014 Do not initialize loop->outer.
8015 (flow_loop_tree_node_remove): Truncate the superloops vector.
8016 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
8017 "pred" merged to "superloops" vector.
8018 (loop_depth, loop_outer): New.
8019 (fel_init): Use loop_outer.
8021 2007-05-11 Jan Hubicka <jh@suse.cz>
8023 * cgraphunit.c: Include gt-cgraphunit.h
8024 (static_ctors, static_dtors): New static vars.
8025 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
8026 based on implementation in c-common.c
8027 (cgraph_finalize_function): Call record_cdtor_fn.
8028 (cgraph_optimize): Call cgraph_build_cdtor_fns.
8029 * decl.c (finish_function): Do not call c_record_cdtor_fn.
8030 (c_write_global_declarations): Do not call c_build_cdtor_fns.
8031 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
8032 build_cdtor, c_build_cdtor_fns): Remove.
8033 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
8034 c_build_cdtor_fns): Remove prototype.
8036 2007-05-11 Paolo Carlini <pcarlini@suse.de>
8039 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
8040 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
8041 * builtins.c (fold_builtin_memchr): New.
8042 (expand_builtin_memchr): Call the latter.
8043 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
8044 * doc/extend.texi ([Other built-in functions provided by GCC]):
8047 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
8049 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
8050 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
8051 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
8052 PFPO_OP1_TYPE_SHIFT): Constants added.
8053 (DFP_ALL): Mode macro defined.
8054 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
8055 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
8056 Insn definitions added.
8057 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
8058 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
8061 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
8063 PR tree-optimization/31885
8064 * tree-chrec.c (chrec_contains_undetermined): Do not consider
8065 NULL_TREE to be undetermined.
8066 (automatically_generated_chrec_p): Return false for NULL.
8068 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
8070 * config/bfin/bfin.h (MOVE_RATIO): Define.
8072 2007-05-10 Richard Sandiford <richard@codesourcery.com>
8074 * config.gcc (sparc-wrs-vxworks): New target.
8075 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
8076 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
8077 * config/sparc/sparc.h: Include vxworks-dummy.h.
8078 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
8079 include LABEL_REFs too.
8080 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
8081 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
8083 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
8085 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
8086 (sparc_emit_call_insn): New function.
8087 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
8088 functions when generating VxWorks PIC.
8089 * config/sparc/sparc.md (vxworks_load_got): New pattern.
8090 (call, call_value): Use sparc_emit_call_insn instead of
8093 2007-05-09 Bob Wilson <bob.wilson@acm.org>
8095 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
8097 2007-05-09 Bob Wilson <bob.wilson@acm.org>
8099 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
8100 for floating-point values if HOST_BITS_PER_LONG > 32. Use
8101 split_double instead of operand_subword.
8103 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
8105 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
8106 * config/bfin/bfin.c (bfin_local_alignment): New function.
8107 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
8109 2007-05-08 Chao-ying Fu <fu@mips.com>
8111 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
8112 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
8113 (smsub_widen_optab, umsub_widen_optab): Define.
8114 * optabs.c (init_optabs): Initialize smsub_widen_optab and
8116 * genopinit.c (optabs): Fill in smsub_widen_optab and
8118 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
8119 and umsub_widen_optab to implement multiply-subtract sequences.
8120 * config/mips/mips.md (*msac<u>_di): Rename to...
8121 (<u>msubsidi4): ...this. Extend condition to include
8122 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
8123 of operand 0 to "ka" and use the three-operand form of msub<u>
8125 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
8128 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8130 PR rtl-optimization/28011
8131 * reload.c (push_reload): Set dont_share if IN appears in OUT
8132 also when IN is a PLUS rtx.
8133 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
8136 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
8138 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
8139 call unshare_all_decls.
8140 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
8141 (unshare_all_decls): Remove.
8143 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
8146 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
8149 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
8150 Nigel Stephens <nigel@mips.com>
8152 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
8153 Update comments and all uses.
8154 (MIN_FPRS_PER_FMT): Define.
8155 * config/mips/mips.c (function_arg): Fix to correctly handle
8156 the -mips32r2 -mfp64 -mabi=32 case.
8157 (override_options): Enable use of odd-numbered registers for
8158 SFmode values on MIPS32.
8159 (mips_save_reg_p): Save whole floating-point register pair if
8160 either half is used.
8161 (compute_frame_size): Fix comment.
8163 2007-05-08 Jie Zhang <jie.zhang@analog.com>
8165 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
8166 argument of type bool.
8167 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
8168 argument. Safely select temporary P register according to it.
8169 (do_link): Change call site of add_to_reg accordingly.
8170 (do_unlink): Add epilogue_p as a fourth argument and pass it
8172 (expand_interrupt_handler_epilogue): Change call of do_unlink
8174 (bfin_expand_prologue): Add a third argument sibcall_p.
8175 * config/bfin/bfin.md (epilogue): Change call of
8176 bfin_expand_epilogue accordingly.
8177 (sibcall_epilogue): Likewise.
8178 (eh_return_internal): Likewise.
8180 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
8181 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
8182 * config/bfin/bfin.c (bfin_handle_option): Handle
8183 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
8184 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
8185 Support bf534, bf536 and bf561.
8186 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
8188 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
8191 * config/i386/i386.c (ix86_function_regparm): Process local
8192 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
8194 2007-05-07 Mike Stump <mrs@apple.com>
8196 * doc/invoke.texi (Warning Options): Document that -Wempty-body
8197 also checks for and while statements in C++.
8199 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
8201 * gcc.c (at_file_supplied): New variable.
8202 (main): Set it if we expanded argv.
8203 (do_spec_1): Pass an @-file to the linker if we were called with
8204 an @-file argument and HAVE_GNU_LD.
8205 * collect2.c (at_file_supplied): New variable.
8206 (response_file): New variable.
8207 (collect_exit): Unlink response_file if necessary.
8208 (handler): Likewise.
8209 (do_wait): Likewise.
8210 (main): Set at_file_supplied if we expanded argv.
8211 (collect_execute): Pass an @-file to subprocesses if we were called
8212 with an @-file argument.
8213 * configure.ac: Add define for HAVE_GNU_LD.
8214 * configure: Regenerate.
8215 * config.in: Regenerate.
8217 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
8219 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
8225 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
8227 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8228 (TARGET_ENCODE_SECTION_INFO): Re-define.
8229 (m32c_encode_section_info): New
8230 (function_vector_handler): New
8231 (current_function_special_page_vector): New
8232 (m32c_special_page_vector_p): New.
8233 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
8235 * config/m32c/jump.md: Added instruction JSRS for functions
8236 with attribute "function_vector".
8237 * doc/extend.texi (function_vector): Added description
8238 for M16C, M32C targets.
8240 2007-05-07 DJ Delorie <dj@redhat.com>
8243 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
8244 ashrpsi3, lshrpsi3): Update shift count constraint.
8246 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
8247 Nathan Froyd <froydnj@codesourcery.com>
8250 * c-incpath.c (add_path): Strip trailing path separators.
8252 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
8254 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
8255 Free dominance info before purging EH edges.
8256 (eliminate_degenerate_phis): Likewise.
8257 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
8259 2007-05-07 Jan Hubicka <jh@suse.cz>
8261 * gimplify.c (gimplify_expr): Do not crash when folding
8262 (void *)(int)&a + 4.
8264 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8267 * c-opts.c (lang_fortran): Make it non static.
8268 * c-common.h (lang_fortran): New prototype.
8269 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
8270 -lang-fortran option was passed by the driver.
8272 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
8274 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
8275 of ASSERT_CHECKING. Tweak message.
8277 2007-05-06 Revital Eres <eres@il.ibm.com>
8280 * loop-unroll.c (insert_var_expansion_initialization):
8281 Initialize the expansions with -zero instead of +zero.
8283 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
8285 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
8286 into pic and non-pic versions. Mark r19 as used for
8287 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
8288 for tgd_load, tld_load and tie_load .
8289 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
8290 version of tgd_load, tld_load and tie_load depending on the
8293 2007-05-04 Ulrich Drepper <drepper@redhat.com>
8294 Jakub Jelinek <jakub@redhat.com>
8296 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
8297 (__do_global_dtors_aux): Use more paranoid loop to run
8298 destructors if HIDDEN_DTOR_LIST_END.
8299 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
8301 2007-05-04 Jakub Jelinek <jakub@redhat.com>
8303 * varasm.c (align_variable): Don't increase alignment for
8304 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
8305 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
8307 2007-05-04 Josh Conner <jconner@apple.com>
8309 * basic-block.h (cdi_direction): Assign values to all enumeration
8311 (dom_computed): Remove.
8312 (dom_info_state): New.
8313 (set_dom_info_availability): New.
8314 * tree-ssa-loop-im.c (determine_invariantness): Initialize
8315 walk_data.dom_direction.
8316 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
8317 instead of dom_computed[].
8318 (split_edge): Likewise.
8319 (create_basic_block): Likewise.
8320 (merge_blocks): Likewise.
8321 * ifcvt.c (find_if_header): Likewise.
8322 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
8323 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
8324 * tree-ssa.c (verify_ssa): Likewise.
8325 * tree-cfg.c (tree_verify_flow_info): Likewise.
8326 (remove_edge_and_dominated_blocks): Likewise.
8327 * dominance.c (dom_computed): Make static.
8328 (calc_dfs_tree_nonrec): Change third param to a bool.
8329 (calc_dfs_tree): Change second param to a bool.
8330 (calc_idioms): Change second param to a bool. Use
8331 dom_convert_dir_to_idx.
8332 (init_dom_info): Validate dir before using.
8333 (dom_convert_dir_to_idx): New.
8334 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
8335 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
8336 (free_dominance_info): Use dom_convert_dir_to_idx.
8337 (get_immediate_dominator): Likewise.
8338 (set_immediate_dominator): Likewise.
8339 (get_dominated_by): Likewise.
8340 (redirect_immediate_dominators): Likewise.
8341 (nearest_common_denominator): Likewise.
8342 (dominated_by_p): Likewise.
8343 (bb_dom_dfs_in): Likewise.
8344 (bb_dom_dfs_out): Likewise.
8345 (recount_dominator): Likewise.
8346 (iterate_fix_dominators): Likewise.
8347 (add_to_dominance_info): Likewise.
8348 (delete_from_dominance_info): Likewise.
8349 (first_dom_son): Likewise.
8350 (next_dom_son): Likewise.
8351 (dom_info_available_p): Likewise.
8352 (dom_info_state): New.
8353 (set_dom_info_availability): New.
8355 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
8357 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
8359 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
8361 2007-05-04 Bob Wilson <bob.wilson@acm.org>
8363 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
8364 (subdi3, subdi_carry): Delete.
8366 2007-05-04 Jan Hubicka <jh@suse.cz>
8367 Richard Guenther <rguenther@suse.de>
8369 * opts.c (decode_options): Do not fiddle with inlining
8370 parameters in case of optimizing for size.
8371 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
8372 for size do nothing.
8373 (cgraph_decide_inlining_of_small_function): When optimizing for
8374 size never inline functions increasing caller size.
8375 (cgraph_early_inlining): Inline for size when optimizing for size.
8377 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
8379 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
8380 logical operations piecewise.
8381 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
8382 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
8383 subdi_sesidi_di): Delete.
8384 (add_with_carry): Produce carry in CC instead of a DREG to shorten
8385 the generated sequence. Allow three-reg add in constraints. Rewrite
8386 the rtl expression for carry to avoid zero_extend of a constant.
8387 (sub_with_carry): New pattern.
8388 (adddi3, subdi3): Change into define_expand. For subtract, generate a
8389 different sequence not involving jumps.
8390 (notbi): Now a named pattern.
8392 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
8394 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
8395 Add the note about a significant loss of accuracy of some
8396 mathematical routines when these options are used.
8398 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8400 * haifa-sched.c (rtx_vec_t): New typedef.
8401 (contributes_to_priority_p): Extract piece of priority () into new
8403 (priority): Use the function. Add assertion.
8404 (rank_for_schedule, set_priorities): Add assertion to check that
8405 insn's priority is initialized.
8406 (clear_priorities, calc_priorities): Change signature. Make it update
8407 all relevant insns. Update all callers ('add_to_speculative_block ()'
8408 and 'create_block_check_twin ()').
8409 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
8410 Add new field 'priority_status'.
8411 (INSN_PRIORITY_STATUS): New macro.
8412 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
8414 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8416 * sched-ebb.c (debug_ebb_dependencies): New static function.
8417 (init_ready_list): Use it.
8419 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
8420 with changed signature and 'debug_rgn_dependencies ()'.
8421 (debug_rgn_dependencies): New static function.
8422 (init_ready_list): Use it.
8424 * sched-int.h (debug_dependencies): Declare.
8426 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
8428 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
8430 2007-05-04 Dirk Mueller <dmueller@suse.de>
8432 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
8434 2007-05-03 Jan Hubicka <jh@suse.cz>
8436 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
8437 ((T1)X op (T1)Y), for pointer type in more cases than before.
8439 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
8441 * tree-object-size.c (plus_expr_object_size): When operand size is
8442 unknown, return unknown.
8444 2007-05-03 Dirk Mueller <dmueller@suse.de>
8446 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
8448 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
8451 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
8453 2007-05-03 Janis Johnson <janis187@us.ibm.com>
8455 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
8457 2007-05-03 Joseph Myers <joseph@codesourcery.com>
8459 * config/soft-fp/double.h, config/soft-fp/extended.h,
8460 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
8461 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
8462 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
8463 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
8466 2007-05-03 Ian Lance Taylor <iant@google.com>
8468 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
8469 MASK_PPC_GFXOPT for 8540 or 8548.
8471 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
8473 * tree-vect-transform.c (vect_update_inits_of_drs): Use
8474 vect_print_dump_info() to output debug information.
8476 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
8479 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
8480 operands of size 2 when operand is not MEM_P.
8482 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
8484 PR tree-optimization/30565
8485 * lambda-code.c (perfect_nestify): Fix updating of dominators.
8487 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
8489 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
8490 (umulsi3_highpart): Use them.
8491 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
8492 for final accumulator to D regisster tranfser.
8494 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
8496 PR tree-optimization/31699
8497 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
8499 (vect_enhance_data_refs_alignment): Compute peel amount using
8500 TYPE_VECTOR_SUBPARTS instead of vf.
8501 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
8503 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
8506 * system.h: Remove inclusion of double-int.h
8507 * tree.h: Include double-int.h
8508 * gengtype.c: Likewise
8509 * cfgloop.h: Likewise
8510 * Makefile.in: Adjust dependencies on double-int.h
8512 2007-05-02 Eric Christopher <echristo@apple.com>
8514 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
8515 -shared to -Zdynamiclib.
8517 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
8520 * c-common.c (strip_pointer_or_array_types): New function.
8521 * c-common.h (strip_pointer_or_array_types): New function declaration.
8523 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
8525 PR tree-optimization/31771
8526 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
8528 2007-05-02 Paul Brook <paul@codesourcery.com>
8530 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
8532 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8535 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
8538 2007-05-02 Nick Clifton <nickc@redhat.com>
8540 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
8542 2007-05-02 Richard Guenther <rguenther@suse.de>
8544 PR tree-optimization/31146
8545 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
8546 argument, single_use_p. If we have a single use that is
8547 a conversion to the definition rhs type, propagate that rhs.
8548 (forward_propagate_addr_expr): Pass single_use_p argument
8549 to forward_propagate_addr_expr_1.
8551 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
8553 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
8556 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8558 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
8559 'AMD Family 10 core'.
8561 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8563 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
8564 and athlon64-sse3 as improved versions of k8, opteron and athlon64
8565 with SSE3 instruction set support.
8566 * doc/invoke.texi: Likewise.
8568 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8570 * config/i386/i386.c (override_options): Tuning 32-byte loop
8571 alignment for amdfam10 architecture. Increasing the max loop
8572 alignment to 24 bytes.
8574 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
8576 * config/m68k/constraints.md: New.
8577 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
8578 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8579 EXTRA_CONSTRAINT): Remove.
8580 * config/m68k/m68k.md: Include constraints.md.
8581 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
8583 2007-05-01 Ian Lance Taylor <iant@google.com>
8585 PR tree-optimization/31739
8586 * tree-vrp.c (vrp_val_is_max): New static function.
8587 (vrp_val_is_min): New static function.
8588 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
8590 (set_value_range): Use vrp_val_is_{max,min}.
8591 (extract_range_from_assert): Likewise.
8592 (extract_range_from_binary_expr): Likewise.
8593 (extract_range_from_unary_expr): Likewise.
8594 (dump_value_range, vrp_meet): Likewise.
8595 (vrp_visit_phi_node): Likewise.
8596 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
8598 2007-05-01 Mark Mitchell <mark@codesourcery.com>
8600 * config/i386/gmon-sol2.c (size_t): New type.
8601 (intptr_t): Likewise.
8602 (s_textsize): Declare as size_t.
8604 (monstartup): Use size_t for sizes.
8605 (_mcount): Save and restore registers.
8606 (internal_mcount): Pass 0 as the first argument to monstartup
8608 (moncontrol): Convert pointer to appropriately sized integer
8609 before passing to profil.
8611 2007-05-01 Joseph Myers <joseph@codesourcery.com>
8613 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
8614 __NO_FPRS__, not just if _SOFT_DOUBLE.
8615 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
8616 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
8617 also for E500 double.
8618 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
8619 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
8622 2007-05-01 Richard Guenther <rguenther@suse.de>
8624 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
8627 2007-05-01 Joseph Myers <joseph@codesourcery.com>
8629 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
8631 2007-05-01 Jan Hubicka <jh@suse.cz>
8633 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
8636 2007-05-01 Jan Hubicka <jh@suse.cz>
8638 * tree.h (maybe_fold_offset_to_component_ref): Remove.
8639 (maybe_fold_offset_to_reference): Declare.
8640 * fold-const.c (fold_unary): Do not fold
8641 (type *)&A into &A->field_of_type_and_offset_0
8642 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
8643 size is unknown, give up.
8644 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
8646 (maybe_fold_offset_to_reference): New.
8647 (maybe_fold_stmt_indirect): Use it.
8648 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
8649 * gimplify.c (gimplify_conversion): Canonicalize conversions to
8651 (gimplify_expr): Likewise for plus_expr.
8653 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
8655 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
8656 bsi_after_labels. Always insert statements before bsi.
8657 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
8658 * predict.c (apply_return_prediction): Check for empty blocks.
8659 * cfgexpand.c (lab_rtx_for_bb): New variable.
8660 (label_rtx_for_bb): Do not create new tree labels.
8661 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
8662 (tree_expand_cfg): Initialize lab_rtx_for_bb.
8663 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
8665 (label_for_bb): Add field used.
8666 (update_eh_label, main_block_label): Mark the label used.
8667 (cleanup_dead_labels): Remove unused labels.
8669 2007-05-01 Richard Guenther <rguenther@suse.de>
8671 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
8672 if it is not about to be set.
8673 (get_value_range): Do not pre-allocate equiv bitmap.
8674 (update_value_range): No need to clear equiv field.
8675 (add_equivalence): Change prototype to get bitmap pointer.
8676 Allocate bitmap here if it is not already.
8677 (extract_range_from_assert): Do not allocate bitmap here.
8678 Update callers to add_equivalence.
8679 (extract_range_from_ssa_name): Likewise.
8680 (get_vr_for_comparison): New static helper.
8681 (compare_name_with_value): Handle NULL equiv bitmap by
8682 peeling the first iteration of the comparison loop.
8683 Use get_vr_for_comparison.
8684 (compare_names): Handle NULL equiv bitmaps by using fake
8685 ones. Use get_vr_for_comparison.
8687 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
8689 * double-int.c (mpz_set_double_int): Moved from
8690 tree-ssa-loop-niter.c.
8691 (mpz_get_double_int): Likewise; also, add option to wrap
8692 out-of-range integers.
8693 * double-int.h: New prototypes for above.
8694 * tree.c (get_static_type_bounds): Moved from
8695 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
8696 TYPE_MAX_VALUE if they exist..
8697 * tree.h: New prototype for above.
8698 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
8699 get_type_bounds calls.
8700 (mpz_set_double_int): Move to double-int.c.
8701 (get_type_bounds): Move to tree.c, rename to
8702 get_static_type_bounds.
8703 (mpz_to_double_int): Move to double-int.c, rename to
8706 2007-04-30 Bob Wilson <bob.wilson@acm.org>
8708 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
8709 DIV0 exception can fall through to a normal return.
8711 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
8715 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8716 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8717 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8718 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8719 initialize align to silence bogus warning.
8720 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8721 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8723 (struct sra_walk_fns): Remove use_all parameter from use.
8724 (sra_hash_tree): Handle BIT_FIELD_REFs.
8725 (sra_elt_hash): Don't hash bitfld blocks.
8726 (sra_elt_eq): Skip them in parent compares as well. Handle
8728 (sra_walk_expr): Don't maintain or pass down use_all_p.
8729 (scan_use): Remove use_all parameter.
8730 (scalarize_use): Likewise. Re-expand assignment to
8731 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8732 output, and re-scalarize after output. Don't mark anything
8734 (scalarize_ldst): Adjust.
8735 (scalarize_walk_gimple_modify_statement): Likewise.
8736 (build_element_name_1): Handle BIT_FIELD_REFs.
8737 (instantiate_element): Don't warn for any element whose parent
8739 (instantiate_missing_elements_1): Return the sra_elt.
8740 (canon_type_for_field): New.
8741 (try_instantiate_multiple_fields): New.
8742 (instantiate_missing_elemnts): Use them.
8743 (mark_no_warning): Removed.
8744 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8745 (REPLDUP, sra_build_elt_assignment): New.
8746 (generate_copy_inout): Use them.
8747 (generate_element_copy): Likewise. Handle bitfld differences.
8748 (generate_element_zero): Don't recurse for blocks. Use
8749 sra_build_elt_assignment.
8750 (generate_one_element_int): Take elt instead of var. Use
8751 sra_build_elt_assignment.
8752 (generate_element_init_1): Adjust.
8753 (scalarize_use, scalarize_copy): Use REPLDUP.
8754 (scalarize_ldst): Move assert before dereference.
8755 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8757 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8760 * tree.c (reconstruct_complex_type): Reconstruct a reference
8762 Also use the same mode for the pointer as the old pointer type.
8764 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8766 * doc/trouble.texi (Interoperation): Remove note about Ultrix
8769 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
8771 PR rtl-optimization/31676
8772 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
8773 (df_refs_record): Call it.
8775 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8777 * rtl.def (SS_ABS): New code.
8778 * config/bfin/bfin.c (print_operand): New modifier 'v'.
8779 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
8780 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
8781 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
8782 (bfin_init_builtins): Define them.
8783 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
8784 (bfin_expand_builtin): ... and handle the others here.
8785 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
8786 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
8787 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
8788 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
8789 operand is only HImode.
8791 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
8793 * regclass.c (scan_one_insn): Remove splitting of
8796 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
8797 Nigel Stephens <nigel@mips.com>
8799 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
8801 2007-04-28 Jan Hubicka <jh@suse.cz>
8803 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
8804 insn_locators_alloc instead of insn_locators_initialize;
8805 call reset_block_changes.
8806 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8807 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
8808 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
8809 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
8810 * config/score/score.c (th_output_mi_thunk): Likewise.
8811 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8812 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
8813 tolerate uninitialized locator info.
8816 * function.c (init_function_start): Don't init line number info.
8817 (expand_function_end): Update.
8818 (reset_block_changes, record_block_change, finalize_block_changes,
8819 check_block_change, free_block_changes): Kill.
8820 * function.h (reset_block_changes, record_block_change,
8821 finalize_block_changes, check_block_change, free_block_changes):
8823 (struct function): Remove ib_boundaries_block.
8824 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8825 Use curr_insn_locator to initialize locator.
8826 (emit_line_note): Remove.
8827 * cfgexpand.c (expand_gimple_cond_expr): Update.
8828 (construct_exit_block): Likewise.
8829 (tree_expand_cfg): Initialize/finalize locators.
8830 * expr.c (expand_expr_real): Update.
8831 * cfglayout.c (line_locators_locs, line_locators_lines,
8832 file_locators_locs, file_locators_files): Remove.
8833 (set_block_levels): Move to cfgexpand.c.
8834 (insn_locators_initialize): Remove.
8835 (pass_insn_locators_initialize): Remove.
8836 (locations_locators_locs, locations_locators_vals): New static vars.
8837 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8839 (insn_locators_alloc, insn_locators_finalize,
8840 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8842 (locator_location): New.
8843 (locator_line, locator_file): Rewrite.
8844 * rtl.h (emit_line_note): Kill.
8845 (insn_locators_alloc, insn_locators_finalize,
8846 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8848 * tree-inline.c (initialize_cfun): Do not initialize
8849 ib_boundaries_block.
8850 * passes.c (pass_insn_locators_initialize): Remove.
8852 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
8854 * tree-cfg.c (move_block_to_fn): Release bb from dominance
8855 info. Update last_basic_block correctly.
8857 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
8860 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
8861 register itself to hold the offset constant. Tell flow the use
8862 of r4 and r5 when they are used.
8864 2007-04-27 Richard Guenther <rguenther@suse.de>
8866 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
8867 if we simplified anything.
8868 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
8869 warnings until we did a simplification and the stmt was not
8870 marked as TREE_NO_WARNING.
8872 2007-04-27 Mike Stump <mrs@apple.com>
8874 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
8876 2007-04-27 Ian Lance Taylor <iant@google.com>
8879 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
8880 TYPE_MAX_VALUE exist, convert them to the new type.
8882 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8884 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
8885 if it claims to be available.
8886 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
8888 (perform_tree_ssa_dce): Always free postdominators.
8890 2007-04-27 Richard Henderson <rth@redhat.com>
8892 * config/alpha/predicates.md (aligned_memory_operand): Mark
8893 as define_special_predicate.
8894 (unaligned_memory_operand, normal_memory_operand): Likewise.
8895 (reg_or_unaligned_mem_operand): Remove.
8896 (any_memory_operand): Match the documentation and check for
8897 non-renumbered pseudos during reload.
8898 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
8899 alpha_secondary_reload_class, update to new interface, make static.
8900 Handle CQImode like HImode. Remove FP subreg check.
8901 (alpha_expand_mov): Use replace_equiv_address.
8902 (alpha_expand_mov_nobwx): Use any_memory_operand.
8903 (TARGET_SECONDARY_RELOAD): New.
8904 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
8905 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8906 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
8907 * config/alpha/alpha.md: ... here.
8908 (RELOAD12, reloadmode): New.
8910 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
8911 Don't handle the aligned case here.
8912 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
8913 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
8914 reload_inhi_help. Don't expect a scratch register.
8915 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
8917 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
8919 2007-04-27 Richard Guenther <rguenther@suse.de>
8921 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
8923 2007-04-27 Richard Guenther <rguenther@suse.de>
8925 PR tree-optimization/30965
8926 PR tree-optimization/30978
8927 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
8928 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
8929 (find_equivalent_equality_comparison): Likewise.
8930 (simplify_cond): Likewise.
8931 (get_prop_source_stmt): New helper.
8932 (get_prop_dest_stmt): Likewise.
8933 (can_propagate_from): Likewise.
8934 (remove_prop_source_from_use): Likewise.
8935 (combine_cond_expr_cond): Likewise.
8936 (forward_propagate_comparison): New function.
8937 (forward_propagate_into_cond): Rewrite to use fold for
8939 (tree_ssa_forward_propagate_single_use_vars): Call
8940 forward_propagate_comparison to propagate comparisons.
8942 2007-04-27 Richard Guenther <rguenther@suse.de>
8944 PR tree-optimization/31715
8945 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
8946 sure to do computation on the offset in an appropriate
8949 2007-04-27 Richard Sandiford <richard@codesourcery.com>
8951 * reload.h (elimination_target_reg_p): Declare.
8952 * reload.c (find_reloads): Don't apply the reg_rtx move
8953 optimization if the SET_DEST satisfies elimination_target_reg_p.
8954 * reload1.c (elimination_target_reg_p): New function.
8955 (gen_reload): In the move/add2 fallback, make sure that op0
8956 does not overlap the destination register.
8958 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8960 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
8961 transform only GIMPLE_MODIFY_STMTs.
8962 * tree-complex.c (expand_complex_operations_1): Ditto.
8963 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
8964 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
8965 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
8967 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
8968 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
8969 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
8970 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
8971 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
8972 slpeel_add_loop_guard): Ditto.
8973 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8974 * lambda-code.c (perfect_nestify): Ditto.
8975 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
8976 before the first statement.
8977 * tree-optimize.c (execute_free_datastructures): Fix comments.
8978 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
8979 * tree-flow.h (disband_implicit_edges): Declaration removed.
8980 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
8982 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
8983 COND_EXPRs without gotos.
8984 (disband_implicit_edges, has_label_p): Removed.
8985 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
8986 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
8988 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
8990 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
8991 also for COND_EXPRs.
8992 * cfgexpand.c (label_rtx_for_bb): New function.
8993 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
8994 Use label_rtx_for_bb to find the labels.
8995 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
8996 last block. Detect fallthru edges.
8998 2007-04-26 Ian Lance Taylor <iant@google.com>
9001 * reload.c (find_reloads_subreg_address): If the address was valid
9002 in the original mode but not in the new mode, reload the whole
9005 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
9007 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
9008 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
9009 (cleanup_control_expr_graph): Do not invalidate dominance info.
9010 Record altered blocks.
9011 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
9012 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
9013 cleanup_tree_cfg_bb): New functions.
9014 (remove_forwarder_block): Do not maintain the worklist of blocks.
9015 Record altered blocks.
9016 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
9018 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
9019 delete_unreachable_blocks if dominators are not available.
9020 * tree-inline.c (optimize_inline_calls): Free dominance information
9022 * tree-flow.h (remove_edge_and_dominated_blocks,
9023 cfgcleanup_altered_bbs): Altered.
9024 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
9026 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
9028 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
9029 do not invalidate dominators.
9031 2007-04-26 Anatoly Sokolov <aesok@post.ru>
9033 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
9034 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
9035 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9036 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9038 2007-04-26 Steve Ellcey <sje@cup.hp.com>
9040 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
9042 2007-04-26 Richard Guenther <rguenther@suse.de>
9044 PR tree-optimization/31703
9045 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
9046 the right type for the target of the bittest.
9048 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9050 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
9051 ix86_sol10_return_in_memory.
9053 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9055 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
9058 2007-04-26 Jakub Jelinek <jakub@redhat.com>
9061 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
9063 PR tree-optimization/30558
9064 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
9065 clear this_state.prev_try.
9067 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9068 Mark Mitchell <mark@codesourcery.com>
9070 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
9071 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
9072 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
9074 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9077 * doc/invoke.texi (%:print-asm-header): Document.
9078 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
9080 (static_spec_functions): Add print-asm-header.
9081 (main): Print a banner before the --target-help linker options.
9082 (print_asm_header_spec_function): New function.
9084 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
9087 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
9088 (movsf_ie): Likewise.
9090 2007-04-25 Paolo Carlini <pcarlini@suse.de>
9092 * doc/extend.texi ([Type Traits]): Adjust per N2255.
9094 2007-04-25 Bob Wilson <bob.wilson@acm.org>
9096 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
9097 exception for divide-by-zero.
9098 (__umodsi3, __modsi3): Likewise.
9100 2007-04-25 Dirk Mueller <dmueller@suse.de>
9102 * c-typeck.c (build_compound_expr): Annotate warning()
9103 call with OPT_Wunused_value.
9104 * tree-ssa.c (warn_uninit): Annotate warning with
9106 * c-common.c (handle_sentinel_attribute): Annotate warning
9107 call with OPT_Wattributes.
9109 2007-04-25 Thiemo Seufer <ths@mips.com>
9111 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
9113 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
9114 on to the assembler. Improve handling of -mno-mips16. Add handling
9115 of -mno-mips3d, -mno-dsp, -mno-dspr2.
9116 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
9117 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
9118 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
9120 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
9123 * config/i386/winnt.c (i386_pe_file_end): Strip only
9124 USER_LABEL_PREFIX when writing export name.
9126 2007-04-25 Richard Sandiford <richard@codesourcery.com>
9128 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
9129 sh/elf.h, vx-common.h and vxworks.h.
9130 * config/sh/sh.h: Include config/vxworks-dummy.h.
9131 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9132 (OVERRIDE_OPTIONS): Use it.
9133 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
9134 (vxworks_picreg): New pattern.
9135 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
9136 VXWORKS_OS_CPP_BUILTINS.
9137 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
9138 to their VXWORKS_* equivalents.
9139 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9140 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
9141 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
9142 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
9143 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
9144 -mrtp/-fPIC multilibs.
9145 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
9146 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
9147 (MULTILIB_OSDIRNAMES): Delete.
9149 2007-04-25 Anatoly Sokolov <aesok@post.ru>
9152 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
9154 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
9156 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
9157 rounding mode to be specified by the caller.
9158 (real_to_mpfr) Likewise.
9159 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
9160 include new arguments.
9161 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
9163 2007-04-24 Ian Lance Taylor <iant@google.com>
9165 PR tree-optimization/31605
9166 * tree-vrp.c (set_value_range): Check that min and max are not
9167 both overflow infinities.
9168 (set_value_range_to_value): New static function.
9169 (extract_range_from_binary_expr): Call set_value_range_to_value.
9170 (extract_range_from_cond_expr): Likewise.
9171 (extract_range_from_expr): Likewise.
9172 (extract_range_from_unary_expr): Likewise. Don't create a range
9173 which overflows on both sides.
9174 (vrp_meet): Check for a useless range.
9175 (vrp_visit_phi_node): If we see a constant which looks like an
9176 overflow infinity, turn off the TREE_OVERFLOW flag.
9178 2007-04-24 Ian Lance Taylor <iant@google.com>
9180 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
9182 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
9185 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
9186 diagnostic message is being built.
9187 * tree-pretty-print.c (dump_generic_node): Only write the
9188 formatted text into BUFFER's stream if we are not building a
9190 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
9192 * Makefile.in (toplev.o): Depend on tree-pass.h.
9194 2007-04-24 Ian Lance Taylor <iant@google.com>
9196 PR tree-optimization/31602
9197 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
9198 conditionals in the copied loop header.
9199 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
9200 warnings if TREE_NO_WARNING is set.
9201 * doc/invoke.texi (Warning Options): Clarify that
9202 -Wstrict-overflow does not warn about loops.
9204 2007-04-24 Janis Johnson <janis187@us.ibm.com>
9206 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
9207 expand on the comment about _Decimal128 arguments and check the
9208 integer result of the modulus operation; for 64-bit ELF ABI, ensure
9209 that _Decimal128 argument uses even/odd register pair.
9210 (function_arg): Ditto.
9212 2007-04-24 Hui-May Chang <hm.chang@apple.com>
9214 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
9215 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
9217 2007-04-24 Richard Guenther <rguenther@suse.de>
9218 Olga Golovanevsky <olga@il.ibm.com>
9220 * fold-const.c (multiple_of_p): Check for bottom
9223 2007-04-24 Richard Henderson <rth@redhat.com>
9225 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
9226 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
9227 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
9228 looking for non-zero bits shifted out. Avoid a recursive call
9229 when constructing the scalar.
9230 (__floatundisf): Likewise.
9232 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
9234 * dwarf2out.c (field_byte_offset): Move the existing logic
9235 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
9236 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
9238 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9241 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
9242 length argument of 0 for memset.
9243 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
9244 unsigned shift instead of the signed variant.
9246 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9248 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
9249 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
9250 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
9251 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
9252 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
9253 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
9254 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
9255 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
9256 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
9257 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
9258 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
9259 "mul<mode>3", "div<mode>3"): Insn definitions added.
9260 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
9261 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
9262 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
9263 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
9264 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
9265 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
9266 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
9267 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
9268 TARGET_FLOAT_FORMAT): Macro definitions removed.
9269 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
9270 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
9271 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
9272 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
9273 (s390_gen_rtx_const_DI): Function removed.
9274 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
9276 2007-04-24 Richard Sandiford <richard@codesourcery.com>
9278 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
9279 over an external ffs function.
9281 2007-04-24 Chao-ying Fu <fu@mips.com>
9282 Richard Sandiford <richard@nildram.co.uk>
9284 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
9285 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
9286 (smadd_widen_optab, umadd_widen_optab): Define.
9287 * optabs.c (init_optabs): Initialize smadd_widen_optab and
9289 * genopinit.c (optabs): Fill in smadd_widen_optab and
9291 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
9292 and umadd_widen_optab to implement multiply-add sequences.
9293 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
9294 (<u>maddsidi4): ...this. Extend condition to include
9295 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
9296 of operand 0 to "ka" and use the three-operand form of madd<u>
9298 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
9300 * config/mips/constraints.md (ka): New register constraint.
9302 2007-04-24 Jan Hubicka <j@suse.cz>
9306 2007-04-23 Jan Hubicka <jh@suse.cz>
9307 * function.c (init_function_start): Don't init line number info.
9308 (expand_function_end): Update.
9309 (reset_block_changes, record_block_change, finalize_block_changes,
9310 check_block_change, free_block_changes): Kill.
9311 * function.h (reset_block_changes, record_block_change,
9312 finalize_block_changes, check_block_change, free_block_changes):
9314 (struct function): Remove ib_boundaries_block.
9315 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
9316 Use curr_insn_locator to initialize locator.
9317 (emit_line_note): Remove.
9318 * cfgexpand.c (expand_gimple_cond_expr): Update.
9319 (construct_exit_block): Likewise.
9320 (tree_expand_cfg): Initialize/finalize locators.
9321 * expr.c (expand_expr_real): Update.
9322 * cfglayout.c (line_locators_locs, line_locators_lines,
9323 file_locators_locs, file_locators_files): Remove.
9324 (set_block_levels): Move to cfgexpand.c.
9325 (insn_locators_initialize): Remove.
9326 (pass_insn_locators_initialize): Remove.
9327 (locations_locators_locs, locations_locators_vals): New static vars.
9328 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
9330 (insn_locators_alloc, insn_locators_finalize,
9331 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9333 (locator_location): New.
9334 (locator_line, locator_file): Rewrite.
9335 * rtl.h (emit_line_note): Kill.
9336 (insn_locators_alloc, insn_locators_finalize,
9337 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9339 * tree-inline.c (initialize_cfun): Do not initialize
9340 ib_boundaries_block.
9341 * passes.c (pass_insn_locators_initialize): Remove.
9343 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
9345 * doc/invoke.texi: Removed leading '-' from option index entries.
9347 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
9349 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
9351 (create_phi_node): Use set_phi_nodes.
9352 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
9353 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
9354 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
9355 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
9356 (bsi_start, bsi_last): Use bb_stmt_list.
9357 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
9358 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
9359 Traverse the statements using tsi iterator.
9360 * basic-block.h (struct basic_block_def): Fields stmt_list
9361 and phi_nodes moved to ...
9362 (struct tree_bb_info): ... new structure.
9363 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
9364 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
9365 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
9366 (tree_verify_flow_info): Verify that il.tree is not set for
9367 entry and exit block.
9368 (tree_split_block): Use set_bb_stmt_list.
9370 2007-04-23 Mike Stump <mrs@apple.com>
9372 * config/i386/i386.c (ix86_tune_features
9373 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
9376 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
9378 * config/i386/i386.md (prefix_extra): New attribute.
9379 (length): Add prefix_extra.
9381 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
9382 (sse2_movntv2di): Likewise.
9383 (sse2_cvtps2dq): Likewise.
9384 (sse2_cvtpd2pi): Likewise.
9385 (sse2_cvttpd2pi): Likewise.
9386 (*sse2_cvtpd2ps): Likewise.
9387 (*add<mode>3): Likewise.
9388 (sse2_ssadd<mode>3): Likewise.
9389 (sse2_usadd<mode>3): Likewise.
9390 (*sub<mode>3): Likewise.
9391 (sse2_sssub<mode>3): Likewise.
9392 (sse2_ussub<mode>3): Likewise.
9393 (*mulv8hi3): Likewise.
9394 (*smulv8hi3_highpart): Likewise.
9395 (*umulv8hi3_highpart): Likewise.
9396 (sse2_umulv2siv2di3): Likewise.
9397 (sse2_pmaddwd): Likewise.
9398 (ashr<mode>3): Likewise.
9399 (lshr<mode>3): Likewise.
9400 (ashl<mode>3): Likewise.
9401 (sse2_ashlti3): Likewise.
9402 (sse2_lshrti3): Likewise.
9403 (*umaxv16qi3): Likewise.
9404 (*smaxv8hi3): Likewise.
9405 (*uminv16qi3): Likewise.
9406 (*sminv8hi3): Likewise.
9407 (sse2_eq<mode>3): Likewise.
9408 (sse2_gt<mode>3): Likewise.
9409 (*and<mode>3): Likewise.
9410 (sse2_nand<mode>3): Likewise.
9411 (*ior<mode>3): Likewise.
9412 (*xor<mode>3): Likewise.
9413 (sse2_packsswb): Likewise.
9414 (sse2_packssdw): Likewise.
9415 (sse2_packuswb): Likewise.
9416 (sse2_punpckhbw): Likewise.
9417 (sse2_punpcklbw): Likewise.
9418 (sse2_punpckhwd): Likewise.
9419 (sse2_punpcklwd): Likewise.
9420 (sse2_punpckhdq): Likewise.
9421 (sse2_punpckldq): Likewise.
9422 (sse2_punpckhqdq): Likewise.
9423 (sse2_punpcklqdq): Likewise.
9424 (*sse2_pinsrw): Likewise.
9425 (*sse2_pextrw): Likewise.
9426 (sse2_pshufd_1): Likewise.
9427 (sse2_uavgv16qi3): Likewise.
9428 (sse2_uavgv8hi3): Likewise.
9429 (sse2_psadbw): Likewise.
9430 (sse2_pmovmskb): Likewise.
9431 (*sse2_maskmovdqu): Likewise.
9432 (*sse2_maskmovdqu_rex64): Likewise.
9433 (sse4a_extrqi): Likewise.
9434 (sse4a_extrq): Likewise.
9435 (sse3_lddqu): Set prefix_rep.
9436 (sse3_addsubv4sf3): Likewise.
9437 (sse3_haddv4sf3): Likewise.
9438 (sse3_hsubv4sf3): Likewise.
9439 (sse_cvtss2si): Likewise.
9440 (sse_cvtss2si_2): Likewise.
9441 (sse_cvtss2siq): Likewise.
9442 (sse_cvtss2siq_2): Likewise.
9443 (sse_cvttss2si): Likewise.
9444 (sse_cvttss2siq): Likewise.
9445 (sse2_cvttps2dq): Likewise.
9446 (sse3_movshdup): Likewise.
9447 (sse3_movsldup): Likewise.
9448 (sse2_cvtsd2si): Likewise.
9449 (sse2_cvtsd2si_2): Likewise.
9450 (sse2_cvtsd2siq): Likewise.
9451 (sse2_cvtsd2siq_2): Likewise.
9452 (sse2_cvttsd2si): Likewise.
9453 (sse2_cvttsd2siq): Likewise.
9454 (*sse2_cvtpd2dq): Likewise.
9455 (*sse2_cvttpd2dq): Likewise.
9456 (sse2_pshuflw_1): Likewise.
9457 (sse2_pshufhw_1): Likewise.
9458 (sse4a_insertqi): Likewise.
9459 (sse4a_insertq): Likewise.
9460 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
9461 (ssse3_phadddv4si3): Likewise.
9462 (ssse3_phaddswv8hi3): Likewise.
9463 (ssse3_phsubwv8hi3): Likewise.
9464 (ssse3_phsubdv4si3): Likewise.
9465 (ssse3_phsubswv8hi3): Likewise.
9466 (ssse3_pmaddubswv8hi3): Likewise.
9467 (ssse3_pmulhrswv8hi3): Likewise.
9468 (ssse3_pshufbv16qi3): Likewise.
9469 (ssse3_psign<mode>3): Likewise.
9470 (ssse3_palignrti): Likewise.
9471 (abs<mode>2): Likewise.
9472 (ssse3_phaddwv4hi3): Set prefix_extra.
9473 (ssse3_phadddv2si3): Likewise.
9474 (ssse3_phaddswv4hi3): Likewise.
9475 (ssse3_phsubwv4hi3): Likewise.
9476 (ssse3_phsubdv2si3): Likewise.
9477 (ssse3_phsubswv4hi3): Likewise.
9478 (ssse3_pmaddubswv4hi3): Likewise.
9479 (ssse3_pmulhrswv4hi3): Likewise.
9480 (ssse3_pshufbv8qi3): Likewise.
9481 (ssse3_psign<mode>3): Likewise.
9482 (ssse3_palignrdi): Likewise.
9483 (abs<mode>2): Likewise.
9484 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
9485 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
9486 (sse2_pmovmskb): Set mode to SI instead of V2DF.
9488 2007-04-23 Nick Clifton <nickc@redhat.com>
9490 * params.def: Fix formatting of emacs local variables.
9492 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
9494 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
9495 move if inter-unit move isn't allowed.
9496 Don't split moving the first element of V2DI to DI to inter-unit
9497 move if inter-unit move isn't allowed.
9499 2007-04-23 Richard Guenther <rguenther@suse.de>
9501 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
9502 and CDI_POST_DOMINATORS separately.
9504 2007-04-23 Nick Clifton <nickc@redhat.com>
9506 * c.opt (Wformat-contains-nul): Add warning attribute.
9508 2007-04-23 Jan Hubicka <jh@suse.cz>
9510 * function.c (init_function_start): Don't init line number info.
9511 (expand_function_end): Update.
9512 (reset_block_changes, record_block_change, finalize_block_changes,
9513 check_block_change, free_block_changes): Kill.
9514 * function.h (reset_block_changes, record_block_change,
9515 finalize_block_changes, check_block_change, free_block_changes):
9517 (struct function): Remove ib_boundaries_block.
9518 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
9519 Use curr_insn_locator to initialize locator.
9520 (emit_line_note): Remove.
9521 * cfgexpand.c (expand_gimple_cond_expr): Update.
9522 (construct_exit_block): Likewise.
9523 (tree_expand_cfg): Initialize/finalize locators.
9524 * expr.c (expand_expr_real): Update.
9525 * cfglayout.c (line_locators_locs, line_locators_lines,
9526 file_locators_locs, file_locators_files): Remove.
9527 (set_block_levels): Move to cfgexpand.c.
9528 (insn_locators_initialize): Remove.
9529 (pass_insn_locators_initialize): Remove.
9530 (locations_locators_locs, locations_locators_vals): New static vars.
9531 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
9533 (insn_locators_alloc, insn_locators_finalize,
9534 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9536 (locator_location): New.
9537 (locator_line, locator_file): Rewrite.
9538 * rtl.h (emit_line_note): Kill.
9539 (insn_locators_alloc, insn_locators_finalize,
9540 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9542 * tree-inline.c (initialize_cfun): Do not initialize
9543 ib_boundaries_block.
9544 * passes.c (pass_insn_locators_initialize): Remove.
9546 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9549 * expr.c (reduce_to_bit_field_precision): Handle
9552 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
9554 PR tree-optimization/24659
9555 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
9556 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
9557 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
9558 * genopinit.c (optabs): Rename vec_pack_mod_optab
9559 to vec_pack_trunc_optab.
9560 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
9561 early for scalar floating point operands for NOP_EXPR.
9562 (vectorizable_type_promotion): Ditto.
9563 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
9564 vec_pack_trunc_optab.
9565 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
9567 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
9568 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
9569 Rename from VEC_PACK_MOD_EXPR.
9570 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
9571 * expr.c (expand_expr_real_1): Ditto.
9572 * tree-inline.c (estimate_num_insns_1): Ditto.
9573 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9575 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
9576 (vec_unpacks_lo_v4sf): Ditto.
9577 (vec_pack_trunc_v2df): Ditto.
9578 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
9579 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
9580 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
9582 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
9584 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
9586 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
9587 Rename from VEC_PACK_MOD_EXPR. This expression also represent
9588 packing of floating point operands.
9589 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
9590 represent unpacking of floating point operands.
9591 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
9592 [vec_unpacks_hi]: Ditto.
9593 [vec_unpacks_lo]: Ditto.
9595 2007-04-22 Jan Hubicka <jh@suse.cz>
9597 * final.c (rest_of_handle_final): Call
9598 targetm.asm_out.constructor/targetm.asm_out.destructor
9599 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
9600 proper priority via decl_*_priority_insert.
9601 * c-common.c (c_expand_body): Likewise.
9603 2007-04-22 Richard Guenther <rguenther@suse.de>
9605 PR tree-optimization/29789
9606 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
9607 (rewrite_reciprocal): New helper split out from
9608 determine_invariantness_stmt.
9609 (rewrite_bittest): Likewise.
9610 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
9611 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
9614 2007-04-22 Revital Eres <eres@il.ibm.com>
9616 * loop-unroll.c (var_to_expand): New field to support also
9617 insns of the form x = something + x.
9618 (analyze_insn_to_expand_var): Use it.
9619 (expand_var_during_unrolling): Likewise.
9621 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
9623 * predict.c: Include pointer-set.h.
9624 (bb_predictions): New variable.
9625 (tree_predicted_by_p, tree_predict_edge,
9626 remove_predictions_associated_with_edge): Use bb_predictions map
9627 instead of bb->predictions.
9628 (clear_bb_predictions, assert_is_empty): New functions.
9629 (combine_predictions_for_bb): Use bb_predictions map. Call
9630 clear_bb_predictions.
9631 (tree_estimate_probability): Create and free bb_predictions map.
9632 * Makefile.in (predict.o): Add pointer-set.h dependency.
9633 * basic-block.h (struct basic_block_def): Remove predictions
9635 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
9637 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
9640 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
9643 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9645 * timevar.c (timevar_print): Change reference of --disable-checking to
9646 --enable-checking=release. Also warn if assert checking is disabled.
9648 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9651 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
9652 decl as addressable if the compound literal was marked as
9654 Mark the decl as a gimple register if it is a complex or
9655 vector decl and does not live in memory.
9657 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9659 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
9660 (GENERIC_NEXT): New function macro.
9661 (PHI_CHAIN): Use phi_node's new chain variable.
9662 (tree_phi_node): Change tree_common to tree_base
9663 and add the chain field.
9664 * tree-phinodes.c (make_phi_node): Don't set
9665 TREE_TYPE on the new node.
9666 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
9667 instead of checking GIMPLE_TUPLE_P in chain_next.
9668 * tree-vect-transform.c
9669 (get_initial_def_for_induction): Look at
9670 PHI_RESULT_TREE for the type of the phi node.
9671 (update_vuses_to_preheader): Use PHI_CHAIN
9672 instead of TREE_CHAIN on the phi node.
9673 * tree-ssa-structalias.c (compute_points_to_sets):
9675 (ipa_pta_execute): Likewise.
9677 2007-04-21 Richard Guenther <rguenther@suse.de>
9680 * fold-const.c (fold_unary): Call fold_convert_const on the
9683 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
9685 * gcse.c (store_killed_in_insn): Handle PARALLELs.
9686 (store_killed_in_pat): New.
9688 2007-04-20 Richard Henderson <rth@redhat.com>
9691 * config/i386/i386.c (type_has_variadic_args_p): Look for any
9692 TREE_LIST with a void_type_node value, not void_list_node exactly.
9694 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
9696 * doc/standards.texi: Re-arrange into language-specific
9697 subsections. Add a C++ section, documenting which standards we
9700 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
9702 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
9703 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
9705 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
9707 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
9708 ecrti.o and crtbegin.o.
9709 (LIB_DEFAULT_SPEC): Include -lc.
9710 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
9712 2007-04-20 Richard Henderson <rth@redhat.com>
9715 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
9716 argument; update all callers.
9717 (get_unaligned_offset): New.
9718 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
9719 get_unaligned_address, just pass on the address directly.
9720 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
9721 the subreg in the helper patterns.
9722 (unaligned_extendqidi_le): Use get_unaligned_offset.
9723 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
9724 (unaligned_extendhidi_be): Likewise.
9725 (unaligned_extendhidi): Tidy.
9726 * config/alpha/alpha-protos.h: Update.
9728 2007-04-20 Richard Henderson <rth@redhat.com>
9730 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
9731 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
9732 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
9733 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9734 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9735 (CPP_SPEC): Don't include %(cpp_subtarget).
9736 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
9737 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9738 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
9740 2007-04-20 Jakub Jelinek <jakub@redhat.com>
9742 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
9743 for __builtin_ia32_cmpordss.
9745 PR tree-optimization/31632
9746 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
9747 and arg1 for optimizations of comparison against min/max values.
9748 Fold arg0 to arg1's type for optimizations of comparison against
9749 min+1 and max-1 values.
9751 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
9753 * reload.c (combine_reloads): When trying to use a dying register,
9754 check whether it's uninitialized and don't use if so.
9756 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
9758 * fold-const.c: Remove prototypes for native_encode_expr and
9759 native_interpret_expr.
9760 (native_encode_expr): Make non-static.
9761 (native_interpret_expr): Likewise.
9762 * tree.h: Add prototypes for the above.
9764 2007-04-19 Joseph Myers <joseph@codesourcery.com>
9766 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
9767 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
9768 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
9769 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
9770 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
9771 Add length attributes.
9773 2007-04-19 Janis Johnson <janis187@us.ibm.com>
9775 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
9778 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
9779 __STDC_WANT_DEC_FP__.
9781 2007-04-19 Joseph Myers <joseph@codesourcery.com>
9783 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
9784 for long double compatibility.
9785 * configure: Regenerate.
9787 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
9789 PR rtl-optimization/29841
9790 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
9792 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
9793 that may cause control flow transfer from being moved.
9795 2007-04-18 Jan Hubicka <jh@suse.cz>
9797 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
9800 2007-04-18 Eric Christopher <echristo@apple.com>
9802 * config/rs6000/darwin.md (load_macho_picbase): Use link register
9803 only. Update operands.
9804 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
9805 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
9806 link register to pic register.
9808 2007-04-18 Dirk Mueller <dmueller@suse.de>
9811 * tree-vrp.c (search_for_addr_array): New.
9812 (check_array_bounds): Suppress warning about
9813 address taken of array refs if its not de-referenced.
9815 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9817 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
9818 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
9820 * tree-vectorizer.h (NITERS_KNOWN_P): New.
9821 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
9822 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
9824 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
9826 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
9828 (vect_analyze_scalar_cycles): Fix indentation.
9829 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
9830 (vect_mark_relevant): Include phis in relevance analysis.
9832 * tree-vect-transform.c (vect_transform_loop): Add an assert.
9834 2007-04-18 Anatoly Sokolov <aesok@post.ru>
9836 * config/avr/avr.c (ptrreg_to_str): Replace error() with
9837 output_operand_lossage().
9839 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9841 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
9842 the unused code for reduction without adjust-in-epilog to simplify the
9845 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
9847 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
9848 (S390_TDC_NEGATIVE_ZERO): New constant.
9849 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
9850 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
9851 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
9852 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
9853 (S390_TDC_POSITIVE_INFINITY): New constant.
9854 (S390_TDC_NEGATIVE_INFINITY): New constant.
9855 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
9856 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
9857 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
9858 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
9859 (S390_TDC_INFINITY): New constant.
9860 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
9861 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
9862 optimization for UNSPEC_CCZ_TO_INT.
9863 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
9864 ("*ccz_to_int"): New insn.
9865 ("isinf<mode>2"): New insn.
9866 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
9867 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
9868 (UNSPEC_CCZ_TO_INT): New constant.
9870 2007-04-18 Richard Guenther <rguenther@suse.de>
9872 PR tree-optimization/19431
9873 PR tree-optimization/21463
9874 * tree-pass.h (pass_phiprop): Declare.
9875 * passes.c (init_optimization_passes): New phiprop pass.
9876 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
9877 (phivn_valid_p): New helper function.
9878 (phiprop_insert_phi): Likewise.
9879 (propagate_with_phi): Likewise.
9880 (tree_ssa_phiprop): New propagator propagating loads
9881 through phi nodes if profitable.
9883 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9885 * tree-vect-analyze.c (process_use): New function.
9886 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
9887 Check phis in all bbs.
9888 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
9891 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
9893 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
9896 2007-04-17 Anatoly Sokolov <aesok@post.ru>
9899 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
9902 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
9904 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
9906 (sse_vmmulv4sf3): Likewise.
9907 (sse2_vmaddv2df3): Likewise.
9908 (sse2_vmmulv2df3): Likewise.
9910 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
9912 PR rtl-optimization/31360
9913 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
9914 (target_reg_cost): New.
9915 (init_set_costs): Initialize target_reg_cost. Add comments
9916 regarding the rationale of the costs.
9917 (global_cost_for_size): Renamed to...
9918 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
9919 of register pressure.
9920 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
9921 estimate_reg_pressure_cost. Add number of ivs.
9922 (determine_set_costs): Dump target_reg_cost.
9923 * loop-invariant.c (gain_for_invariant): Use
9924 estimate_reg_pressure_cost. Removed n_inv_uses argument.
9925 (best_gain_for_invariant, find_invariants_to_move): Remove
9927 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
9928 (target_reg_cost): Declare.
9929 (global_cost_for_size): Declaration removed.
9930 (estimate_reg_pressure_cost): Declare.
9932 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
9934 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
9935 regnos into even/odd register pairs.
9936 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
9937 TDmode similar to the other floating point modes.
9938 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
9939 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
9941 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
9942 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
9943 (movdd_hardfloat64): Use TARGET_MFPGPR.
9945 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
9947 * reload1.c (delete_output_reload): Don't count output in n_inherited.
9950 2005-01-05 Richard Henderson <rth@redhat.com>
9952 * reload1.c (do_input_reload): Restrict the optimization deleteing
9953 a previous output reload to RELOAD_FOR_INPUT.
9955 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
9957 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
9958 induc_vec_info_type.
9959 (vectorizable_induction): New function declaration.
9960 * tree-vect-transform.c (get_initial_def_for_induction): No need to
9961 check if already vectorized. Find first place in BB where new stmts
9962 can be inserted. Takes only one argument.
9963 (vectorizable_induction): New function.
9964 (vect_transform_stmt): Add case for induc_vec_info_type to call
9965 vectorizable_induction.
9966 (vect_transform_loop): Consider phis for vectorization.
9967 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
9969 (analyze_operations): Call vectorizable_induction when analyzing phis.
9971 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
9972 (vect_mark_relevant): Include phis in relevance analysis.
9973 (vect_mark_stmts_to_be_vectorize): Likewise.
9974 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
9976 2007-04-16 Lawrence Crowl <crowl@google.com>
9978 * doc/invoke.texi (Debugging Options): Add documentation for the
9979 -femit-struct-debug options -femit-struct-debug-baseonly,
9980 -femit-struct-debug-reduced, and
9981 -femit-struct-debug-detailed[=...].
9983 * c-opts.c (c_common_handle_option): Add
9984 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
9985 and OPT_femit_struct_debug_detailed_.
9986 * c.opt: Add specifications for
9987 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
9988 and -femit-struct-debug-detailed[=...].
9989 * opts.c (set_struct_debug_option): Parse the
9990 -femit-struct-debug-... options.
9991 * opts.c (matches_main_base, main_input_basename,
9992 main_input_baselength, base_of_path, matches_main_base): Add
9993 variables and functions to compare header base name to compilation
9995 * opts.c (should_emit_struct_debug): Add to determine to emit a
9996 structure based on the option.
9997 (dump_struct_debug) Also disabled function to debug this
9999 * opts.c (handle_options): Save the base name of the
10002 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
10003 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
10004 This hook indicates if a type is generic. Set it by default
10005 to "never generic".
10006 * langhooks.h (struct lang_hooks_for_types): Add a new hook
10007 to determine if a struct type is generic or not.
10008 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
10009 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
10010 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
10011 with live C++ hook.
10013 * flags.h (enum debug_info_usage): Add an enumeration to describe
10014 a program's use of a structure type.
10015 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
10016 to indicate the program's usage of the type. Filter structs based
10017 on the -femit-struct-debug-... specification.
10018 (gen_type_die): Split into two routines, gen_type_die and
10019 gen_type_die_with_usage. gen_type_die is now a wrapper
10020 that assumes direct usage.
10021 (gen_type_die_with_usage): Replace calls to gen_type_die
10022 with gen_type_die_with_usage adding the program usage of
10023 the referenced type.
10024 (dwarf2out_imported_module_or_decl): Suppress struct debug
10025 information using should_emit_struct_debug when appropriate.
10027 2007-04-16 Ian Lance Taylor <iant@google.com>
10029 PR tree-optimization/31522
10030 * tree-vrp.c (vr_phi_edge_counts): New static variable.
10031 (vrp_initialize): Allocate vr_phi_edge_counts.
10032 (vrp_visit_phi_node): Don't push to infinity if we saw a new
10033 executable edge. Drop test for all constants.
10034 (vrp_finalize): Free vrp_phi_edge_counts.
10036 * doc/cpp.texi (Common Predefined Macros): Clarify description of
10037 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10039 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
10040 predecessors at head rather than tail.
10042 2007-04-16 Matthias Klose <doko@debian.org>
10044 * config/alpha/linux.h (CPP_SPEC): Define.
10045 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
10047 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
10049 * function.h: Remove sequence_stack extern declaration.
10051 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
10053 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
10055 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
10058 2007-04-16 Anatoly Sokolov <aesok@post.ru>
10060 * config/avr/avr.c (avr_arch_types): Rearranging array.
10061 (enum avr_arch): Add.
10062 (avr_mcu_types): Use avr_arch enumeration constants instead of
10064 * config/avr/avr.h (LINK_SPEC): Simplify.
10066 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
10068 * config/m68k/m68k.c (m68k_libcall_value,
10069 m68k_function_value): Use macros for register names more.
10071 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
10073 (M68K_REGNAME): Use A6_REG.
10074 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
10076 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10078 PR middle-end/28071
10079 * sched-int.h (struct deps): Split field 'pending_lists_length' into
10080 'pending_read_list_length' and 'pending_write_list_length'. Update
10082 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
10083 to handle two length counters instead of one. Update all uses.
10084 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
10085 two length counters instead of one.
10086 * sched-rgn.c (propagate_deps): Update to handle two length counters
10089 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
10092 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
10093 copy of source, pass it to ix86_expand_vector_set and return
10096 2007-04-16 David Ung <davidu@mips.com>
10097 Joseph Myers <joseph@codesourcery.com>
10099 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
10100 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
10101 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
10102 Add 74K processor information.
10103 * config/mips/mips.md: Include 74k.md.
10104 (cpu): Add 74kc,74kf,74kx.
10105 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
10106 * config/mips/74k.md: New.
10107 * doc/invoke.texi (MIPS Options): Document 74K support.
10109 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
10111 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
10112 vectorizable_* functions.
10113 * tree-vect-transform.c (vectorizable_call): Add check for
10114 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
10115 (vectorizable_store): likewise.
10116 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
10118 (vectorizable_operation, vectorizable_type_demotion): Likewise.
10119 (vectorizable_type_promotion, vectorizable_load): Likewise.
10120 (vectorizable_live_operation, vectorizable_condition): Likewise.
10121 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
10123 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
10125 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10127 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
10128 register numbers more.
10129 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
10130 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
10131 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
10132 FUNCTION_VALUE_REGNO_P): Likewise.
10133 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
10134 STATIC_CHAIN_REGNUM): Likewise.
10135 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
10136 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
10137 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
10138 * config/m68k/m68k.md (FP_REG): New.
10140 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10142 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
10145 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10147 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
10148 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
10151 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10153 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
10156 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
10159 * c-decl.c (finish_decl): Grab the type of the decl after the call
10160 to store_init_value.
10162 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
10164 * common.opt (fforward-propagate): Fix "Optimization" annotation.
10166 2007-04-14 Jakub Jelinek <jakub@redhat.com>
10169 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
10170 dominators, post dominators and cleanup cfg before returning.
10172 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
10174 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
10175 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
10177 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
10179 * config.gcc: Recognize fido.
10180 * config/m68k/m68k-devices.def (fidoa): New.
10181 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
10183 (FL_FIDOA, TARGET_FIDOA): New.
10184 * config/m68k/m68k.opt (mfidoa): New.
10186 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10188 PR middle-end/31322
10189 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
10190 when a personality function is used.
10192 2007-04-13 Bob Wilson <bob.wilson@acm.org>
10194 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
10196 2007-04-13 Mike Stump <mrs@apple.com>
10198 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
10200 * config/darwin.opt (fapple-kext): Make C++ only.
10201 * config/darwin.c (darwin_override_options): Remove code to ensure
10202 -fapple-kext is given for C++ only.
10204 2007-04-13 Richard Sandiford <richard@codesourcery.com>
10206 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
10207 * config/mips/mips.c (override_options): Call
10208 SUBTARGET_OVERRIDE_OPTIONS, if defined.
10210 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
10212 * config/i386/i386.opt (msvr3-shlib): Removed.
10214 * doc/invoke.texi: Remove -msvr3-shlib.
10216 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
10218 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
10219 with "popcnt" instruction.
10221 2007-04-13 Richard Guenther <rguenther@suse.de>
10223 PR tree-optimization/21258
10224 * tree-vrp.c (compare_case_labels): New helper.
10225 (find_switch_asserts): New function.
10226 (find_assert_locations): Call it for SWITCH_EXPRs.
10228 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
10230 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
10231 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
10232 check is now implied in X87_FLOAT_MODE_P.
10233 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
10234 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
10235 (fix_trunc<mode>_i386_fisttp): Ditto.
10236 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
10237 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
10238 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
10239 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
10240 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
10241 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
10242 (unnamed_splitters): Ditto.
10243 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
10244 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
10245 FIRST_SSE_REG for local functions when SSE math is enabled or
10246 for functions with sseregparm attribute.
10247 (standard_80387_constant_p): Return -1 if mode is not
10249 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
10250 (ix86_expand_compare): Ditto.
10251 (ix86_expand_carry_flag_compare): Ditto.
10252 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
10253 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
10254 DECIMAL_FLOAT_MODE_P.
10255 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
10256 of SCALAR_FLOAT_MODE_P.
10257 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
10258 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
10259 checks before FLOAT_MODE_P.
10260 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
10261 before FLOAT_MODE_P.
10266 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
10268 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
10269 Charles Wilson <libtool@cwilson.fastmail.fm>
10271 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
10272 (libgcc.mvars): Don't depend on them.
10273 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
10274 * exec-tool.in: New.
10276 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
10278 * doc/invoke.text (--help): Document --help=common.
10280 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
10282 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
10284 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10286 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
10287 * genemit.c (main): Emit #include "integrate.h".
10288 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
10289 (LOADGP_RTP): New mips_loadgp_style.
10290 * config/mips/mips.h: Include config/vxworks-dummy.h.
10291 (TARGET_RTP_PIC): New macro.
10292 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
10293 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
10294 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
10295 for TARGET_RTP_PIC.
10296 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
10297 -mvxworks-pic when using -mrtp and a PIC option.
10298 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
10300 (mips_symbolic_constant_p, mips_symbolic_address_p)
10301 (mips_symbol_insns): Handle SYMBOL_HALF.
10302 (override_options): Warn about -G and -mrtp being used together.
10303 Initialize mips_lo_relocs[SYMBOL_HALF].
10304 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
10305 (mips_emit_loadgp): Handle LOADGP_RTP.
10306 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
10307 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
10308 (tablejump): Handle function-relative case table entries if
10310 * config/mips/predicates.md (symbol_ref_operand): New predicate.
10312 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10314 * config/mips/mips.md (load_call<mode>): Allow any general register.
10316 (sibcall_value_internal, sibcall_value_multiple_internal)
10317 (call_value_internal, call_value_split, call_value_multiple_internal)
10318 (call_value_multiple_split): Remove constraints from operand 0.
10320 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10322 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
10323 rather than loadgp_noshared.
10324 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
10325 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
10327 * config/mips/mips.md (loadgp): Rename to...
10328 (loadgp_newabi): ...this.
10329 (loadgp_noshared): Rename to...
10330 (loadgp_absolute): ...this.
10332 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10334 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
10335 false for locally-binding symbols.
10336 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
10338 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10340 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
10341 (SYMBOL_GOT_PAGE_OFST): ...this.
10342 (SYMBOL_GOT_GLOBAL): Rename to...
10343 (SYMBOL_GOT_DISP): ...this.
10344 (SYMBOL_GOTOFF_GLOBAL): Rename to...
10345 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
10346 * config/mips/mips.c (mips_global_symbol_p): New function.
10347 (mips_symbol_binds_local_p): Likewise.
10348 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
10349 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
10350 mips_global_symbol_p and mips_symbol_binds_local_p.
10351 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
10352 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
10353 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
10354 SYMBOL_GOTOFF_DISP.
10355 (mips_ok_for_lazy_binding_p): New function.
10356 (mips_load_call_address, mips_expand_call): Use it.
10357 (mips_dangerous_for_la25_p): Likewise.
10358 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
10359 (*got_disp<mode>): Use got_disp_operand instead of
10360 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
10361 SYMBOL_GOTOFF_GLOBAL.
10362 (*got_page<mode>): Use got_page_ofst_operand instead of
10364 * config/mips/predicates.md (const_call_insn_operand): Use
10365 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
10366 (global_got_operand): Rename to...
10367 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
10369 (local_got_operand): Rename to...
10370 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
10371 of SYMBOL_GOT_LOCAL.
10373 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10375 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
10376 TARGET_CALL_CLOBBERED_GP.
10377 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10378 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
10379 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
10380 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
10381 of TARGET_ABICALLS && !TARGET_NEWABI.
10382 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10383 * config/mips/mips.c (mips_load_call_address): Check
10384 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
10385 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10386 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
10387 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
10388 TARGET_ABICALLS && TARGET_NEWABI.
10389 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
10391 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
10392 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
10393 TARGET_ABICALLS && TARGET_NEWABI.
10394 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
10395 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
10396 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
10397 whether indirect calls must use $25.
10398 (mips_extra_live_on_entry): Check TARGET_GOT instead of
10400 * config/mips/mips.md (jal_macro): Check flag_pic and
10401 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
10402 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
10403 instead of TARGET_ABICALLS.
10404 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
10405 TARGET_ABICALLS && TARGET_OLDABI.
10406 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10407 (sibcall): In the comment above the define_insn, mention
10408 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
10409 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
10410 instead of TARGET_ABICALLS.
10412 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
10414 * doc/md.texi (Blackfin family constraints): Document PA and PB.
10415 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
10416 (MACFLAGS_MATCH_P): New macro.
10417 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
10418 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
10419 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
10420 the other MACFLAG constants.
10421 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
10422 (flag_machi): Tighten constraints. Renumber some of the operands.
10423 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
10425 (flag_machi_parts_acconly): New pattern.
10426 (flag_macinithi): Tighten constraints. Allow any accumulator to be
10428 (flag_macinit1hi): Tighten constraints.
10429 (flag_mul_macv2hi_parts_acconly): New pattern.
10431 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
10432 Use a more efficient implementation.
10433 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
10434 inline sequences when not optimizing for size.
10436 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
10437 movhi_high2low): Delete, merge functionality into...
10438 (packv2hi): ... this pattern.
10440 2007-02-11 Jie Zhang <jie.zhang@analog.com>
10441 * config/bfin/bfin.opt (msim): New option.
10442 (mcpu=): New option.
10443 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
10444 (bfin_cpu_t): Typedef of enum bfin_cpu.
10445 (bfin_cpu_type): New declaration.
10446 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
10447 -msim and -mcpu= options.
10448 (LIB_SPEC): Likewise.
10449 * config/bfin/bfin.c (bfin_cpu_type): Define.
10450 (bfin_handle_option): Handle -mcpu= option.
10451 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
10452 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
10453 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
10455 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10457 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
10458 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
10459 (powerpc-wrs-vxworksae): Use ${tm_file}.
10460 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
10461 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
10462 * config/i386/vx-common.h: New file.
10464 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10466 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
10469 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
10471 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
10474 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
10478 * c-common.c (c_build_qualified_type): Set canonical type
10481 2007-04-12 Richard Guenther <rguenther@suse.de>
10483 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
10484 lower bound and element size if lower bound is not zero
10485 or either of the ARRAY_REF operands is set.
10487 2007-04-12 Richard Guenther <rguenther@suse.de>
10489 PR tree-optimization/24689
10490 PR tree-optimization/31307
10491 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
10493 * gimplify.c (canonicalize_addr_expr): To be consistent with
10494 gimplify_compound_lval only set operands two and three of
10495 ARRAY_REFs if they are not gimple_min_invariant. This makes
10496 it never at this place.
10497 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
10499 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10501 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
10502 null before emitting a .nsubspa directive.
10504 2007-04-11 Diego Novillo <dnovillo@redhat.com>
10506 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
10507 need_to_partition_p if there are no memory statements in the
10510 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10512 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
10513 (gcd_of_steps_may_divide_p): New function.
10514 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
10516 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10518 * reload.c (find_reloads_toplev, find_reloads_address,
10519 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
10520 not a pointer equality test, to decide if we need to call
10521 push_reg_equiv_alt_mem.
10523 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
10525 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
10526 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
10528 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
10530 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10532 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
10533 vector to be positive.
10535 2007-04-11 Diego Novillo <dnovillo@redhat.com>
10539 * doc/invoke.texi: Document --params max-aliased-vops and
10541 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
10542 debug_memory_partitions): Move to tree-flow.h
10543 * params.h (AVG_ALIASED_VOPS): Define.
10544 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
10546 (mp_info_t): Likewise.
10547 (get_mem_sym_stats_for): New.
10548 (set_memory_partition): Move from tree-flow-inline.h.
10549 (mark_non_addressable): Only clear the set of symbols for the
10550 partition if it exists.
10551 (dump_memory_partitions): Move from tree-ssa-operands.c
10552 (debug_memory_partitions): Likewise.
10553 (need_to_partition_p): New.
10554 (dump_mem_ref_stats): New.
10555 (debug_mem_ref_stats): New.
10556 (dump_mem_sym_stats): New.
10557 (debug_mem_sym_stats): New.
10558 (update_mem_sym_stats_from_stmt): New.
10559 (compare_mp_info_entries): New.
10560 (mp_info_cmp): Call it.
10561 (sort_mp_info): Change argument to a list of mem_sym_stats_t
10563 (get_mpt_for): Move from tree-ssa-operands.c.
10564 (find_partition_for): New.
10565 (create_partition_for): Remove.
10566 (estimate_vop_reduction): New.
10567 (update_reference_counts): New.
10568 (build_mp_info): New.
10569 (compute_memory_partitions): Refactor.
10570 Document new heuristic.
10571 Call build_mp_info, update_reference_counts,
10572 find_partition_for and estimate_vop_reduction.
10573 (compute_may_aliases): Populate virtual operands before
10574 calling debugging dumps.
10575 (delete_mem_sym_stats): New.
10576 (delete_mem_ref_stats): New.
10577 (init_mem_ref_stats): New.
10578 (init_alias_info): Call it.
10579 (maybe_create_global_var): Remove alias_info argument.
10580 Get number of call sites and number of pure/const call sites
10581 from gimple_mem_ref_stats().
10582 (dump_alias_info): Call dump_memory_partitions first.
10583 (dump_points_to_info_for): Show how many times a pointer has
10585 * opts.c (decode_options): For -O2 set --param
10586 max-aliased-vops to 500.
10587 For -O3 set --param max-aliased-vops to 1000 and --param
10588 avg-aliased-vops to 3.
10589 * fortran/options.c (gfc_init_options): Remove assignment to
10591 * tree-flow-inline.h (gimple_mem_ref_stats): New.
10592 * tree-dfa.c (dump_variable): Dump memory reference
10594 Dump NO_ALIAS* settings.
10595 (referenced_var_lookup): Tidy.
10596 (mem_sym_stats): New.
10597 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
10598 and ORIG are different SSA names for a memory partition.
10599 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
10600 * tree-flow.h (struct mem_sym_stats_d): Define.
10601 (mem_sym_stats_t): Define.
10602 (struct mem_ref_stats_d): Define.
10603 (struct gimple_df): Add field mem_ref_stats.
10604 (enum noalias_state): Define.
10605 (struct var_ann_d): Add bitfield noalias_state.
10606 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
10607 debug_mem_ref_stats, debug_memory_partitions,
10608 debug_mem_sym_stats): Declare.
10609 * tree-ssa-structalias.c (update_alias_info): Update call
10610 sites, pure/const call sites and asm sites in structure
10611 returned by gimple_mem_ref_stats.
10612 Remove local variable IS_POTENTIAL_DEREF.
10613 Increase NUM_DEREFS if the memory expression is a potential
10615 Call update_mem_sym_stats_from_stmt.
10616 If the memory references memory, call
10617 update_mem_sym_stats_from_stmt for all the direct memory
10618 symbol references found.
10619 (intra_create_variable_infos): Set noalias_state field for
10620 pointer arguments according to the value of
10621 flag_argument_noalias.
10622 * tree-ssa-structalias.h (struct alias_info): Remove fields
10623 num_calls_found and num_pure_const_calls_found.
10624 (update_mem_sym_stats_from_stmt): Declare.
10625 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
10626 Set default value to 100.
10627 (PARAM_AVG_ALIASED_VOPS): Define.
10629 2007-04-11 Richard Guenther <rguenther@suse.de>
10631 PR middle-end/31530
10632 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
10633 a * -b + c as c - a * b if we honor sign dependent rounding.
10635 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10637 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
10638 bfin_expand_strmov.
10639 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
10640 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
10642 (initialize_trampoline): Don't use old-style function definition.
10643 (bfin_secondary_reload): Mark IN_P argument as unused.
10645 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
10647 PR tree-optimization/31343
10648 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
10649 (build_polynomial_chrec): Return a scalar when the evolution is zero.
10650 * testsuite/gcc.dg/vect/pr31343.c: New.
10652 2007-04-10 Eric Christopher <echristo@apple.com>
10654 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
10655 * config/i386/i386.md (*cmpfp0): Use.
10656 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
10657 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
10658 (fix_trunc<mode>_i386_fisttp): Ditto.
10659 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
10660 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
10661 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
10662 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
10663 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
10664 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
10665 (unnamed_splitters): Ditto.
10666 * config/i386/i386.c (output_fix_trunc): Assert that
10667 we're not being passed a TFmode operand.
10669 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
10671 PR tree-optimization/31526
10672 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
10673 n_basic_blocks to find newly added blocks.
10675 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
10677 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
10679 (fix_trunc<mode>si_sse): Ditto.
10680 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
10681 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
10682 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
10683 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
10684 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
10685 expander using SSEMODEF mode macro.
10686 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
10687 expander using SSEMODEF mode macro.
10688 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
10689 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
10690 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
10691 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
10692 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
10693 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
10694 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
10695 Macroize insn using X87MODEF mode macro.
10697 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
10699 * config/i386/sse.md (sse2_pinsrw): Removed.
10700 (sse2_pextrw): Renamed to ...
10701 (*sse2_pextrw): This.
10703 2007-04-09 Jan Hubicka <jh@suse.cz>
10706 * config/i386/sse.md
10707 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
10708 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
10709 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
10710 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
10712 2007-04-09 Jan Hubicka <jh@suse.cz>
10714 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
10715 multiple fields of union.
10717 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
10719 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
10720 (create_preheaders): Check that loops are available.
10721 (fix_loop_structure): Clean up, improve comments.
10722 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
10723 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
10725 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
10726 * predict.c (tree_estimate_probability): Do not call
10727 calculate_dominance_info. Call create_preheaders.
10728 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
10729 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
10731 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
10732 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
10733 * tree-cfg.c (tree_split_edge): Make an assert more precise.
10734 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
10737 2007-04-08 Jan Hubicka <jh@suse.cz>
10739 * tree.h (maybe_fold_offset_to_component_ref): Declare.
10740 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
10741 * fold-const.c (fold_unary): Use it.
10743 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10745 * varasm.c (assemble_variable): Remove call to
10746 lang_hooks.decls.prepare_assemble_variable.
10747 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
10748 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
10749 * langhooks.h (lang_hooks_for_decls): Remove
10750 prepare_assemble_variable.
10752 2007-04-08 Mike Stump <mrs@apple.com>
10754 * config/i386/i386.c: Use inc/dec on Core2.
10756 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
10758 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
10759 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
10760 lhd_tree_inlining_end_inlining): Remove.
10761 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
10762 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
10763 end_inlining hooks.
10764 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
10765 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
10766 lhd_tree_inlining_end_inlining): Remove prototypes.
10767 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
10768 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
10769 LANG_HOOKS_TREE_INLINING_START_INLINING,
10770 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
10772 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
10775 2007-04-08 Anatoly Sokolov <aesok@post.ru>
10778 * config/avr/predicates.md (io_address_operand): Delete predicate.
10779 (low_io_address_operand): Don't use 'mode' argument.
10780 (higth_io_address_operand): Rename ...
10781 (high_io_address_operand): ... to this. Don't use 'mode' argument.
10782 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
10785 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
10787 Revert change removing staticp.
10789 2007-04-07 Anatoly Sokolov <aesok@post.ru>
10792 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
10795 2007-04-07 Bruce Korb <bkorb@gnu.org>
10797 * c.opt: Add -Wformat-contains-nul.
10798 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
10800 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
10801 the NUL byte warning.
10803 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
10805 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
10807 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
10809 * tree.c (staticp): No longer use staticp langhook.
10810 * langhooks.c (lhd_staticp): Removed.
10811 * langhooks.h (struct lang_hooks): Remove staticp.
10812 * c-common.c (c_staticp): Remove.
10813 * c-common.h (c_staticp): Ditto.
10814 * langhooks-defs.h (lhd_staticp): Ditto.
10815 (LHD_HOOKS_STATICP): Ditto
10816 * tree.h (gcc_assert_lowered): New macro.
10818 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10820 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
10821 argument "reliable".
10822 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
10823 Add argument "reliable". Propagate it through calls.
10824 (infer_loop_bounds_from_undefined): Derive number of iterations
10825 estimates from references in blocks that do not dominate loop latch.
10826 (gcov_type_to_double_int): New function.
10827 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
10828 and expected_loop_iterations_unbounded.
10829 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
10830 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
10831 * tree-data-ref.c (estimated_loop_iterations): Export.
10832 (get_references_in_stmt): Fix -- do not return addresses of local
10834 * cfgloop.h (expected_loop_iterations_unbounded,
10835 estimated_loop_iterations): Declare.
10837 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
10839 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
10841 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
10843 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
10844 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
10845 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
10846 Use output_387_reg_move().
10847 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
10848 expander using X87MODEF12 mode macro.
10849 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
10850 choosing register preferences. Use output_387_reg_move().
10851 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
10852 instead of "x". Use output_387_reg_move().
10853 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
10854 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
10855 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
10856 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
10857 Use output_387_reg_move().
10858 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
10860 (*truncxf?f_i387 splitter): Ditto.
10862 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
10864 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10865 LANG_HOOKS_SAFE_FROM_P.
10866 * expr.c (safe_from_p): Remove langhook call.
10867 * langhooks.h (lang_hooks): Remove safe_from_p.
10868 (lhd_safe_from_p): Remove prototype.
10869 * langhooks.c (lhd_safe_from_p): Remove.
10871 2007-04-06 Jan Hubicka <jh@suse.cz>
10873 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
10876 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
10878 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
10879 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
10880 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
10881 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
10883 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
10884 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
10886 2007-04-05 Richard Henderson <rth@redhat.com>
10888 * config/alpha/alpha.c (print_operand) [+]: Remove.
10889 (alpha_end_function): Print nop if call at end of function.
10890 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
10891 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
10892 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
10893 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
10894 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
10895 the call pattern. Update peepholes to match.
10897 2007-04-05 Janis Johnson <janis187@us.ibm.com>
10899 * doc/extend.texi (Other Builtins): Add decimal float variants
10901 * builtins.def: Ditto.
10902 * builtins.c (expand_builtin): Ditto.
10904 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
10905 H.J. Lu <hongjiu.lu@intel.com>
10908 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
10909 of V8HImode when calling ix86_binary_operator_ok.
10910 (sse2_pmaddwd): Call ix86_binary_operator_ok.
10911 (sdot_prodv8hi): Operands 1 and 2 must be register.
10913 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10915 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
10916 initialize align to silence bogus warning.
10918 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10920 PR middle-end/22156
10921 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
10923 (struct sra_walk_fns): Remove use_all parameter from use.
10924 (sra_hash_tree): Handle BIT_FIELD_REFs.
10925 (sra_elt_hash): Don't hash bitfld blocks.
10926 (sra_elt_eq): Skip them in parent compares as well. Handle
10928 (sra_walk_expr): Don't maintain or pass down use_all_p.
10929 (scan_use): Remove use_all parameter.
10930 (scalarize_use): Likewise. Re-expand assignment to
10931 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
10932 output, and re-scalarize after output. Don't mark anything
10934 (scalarize_ldst): Adjust.
10935 (scalarize_walk_gimple_modify_statement): Likewise.
10936 (build_element_name_1): Handle BIT_FIELD_REFs.
10937 (instantiate_element): Don't warn for any element whose parent
10938 is used as a whole.
10939 (instantiate_missing_elements_1): Return the sra_elt.
10940 (canon_type_for_field): New.
10941 (try_instantiate_multiple_fields): New.
10942 (instantiate_missing_elemnts): Use them.
10943 (mark_no_warning): Removed.
10944 (generate_one_element_ref): Handle BIT_FIELD_REFs.
10945 (REPLDUP, sra_build_elt_assignment): New.
10946 (generate_copy_inout): Use them.
10947 (generate_element_copy): Likewise. Handle bitfld differences.
10948 (generate_element_zero): Don't recurse for blocks. Use
10949 sra_build_elt_assignment.
10950 (generate_one_element_int): Take elt instead of var. Use
10951 sra_build_elt_assignment.
10952 (generate_element_init_1): Adjust.
10953 (scalarize_use, scalarize_copy): Use REPLDUP.
10954 (scalarize_ldst): Move assert before dereference.
10955 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
10957 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
10959 * regmove.c: Fix unused variable warnings due to previous commit.
10961 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
10963 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
10964 (regmove_bb_head): Remove.
10965 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
10966 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
10967 problems with fixup_match_1.
10968 Don't initialize/free regmove_bb_head.
10970 (reg_is_remote_constant_p): If an insn is in the same basic block
10971 but not before INSN, consider it remote, too.
10973 2007-04-05 Anatoly Sokolov <aesok@post.ru>
10976 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
10977 DECL_ASSEMBLER_NAME, not the DECL_NAME.
10979 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
10981 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
10982 (CONDITIONAL_REGISTER_USAGE): Likewise.
10984 2007-04-04 Richard Henderson <rth@redhat.com>
10986 * config/alpha/lib1funcs.asm: Remove unused file.
10988 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10991 * opts.c (print_specific_help): Fix --help=<language>
10993 (common_handle_option): Support --help=common.
10995 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10998 * gcc.c (main): Do not run the linker if
10999 print_subprocess_help indicates that it shouldn't be
11002 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11005 * doc/invoke.texi (--help=): Document <languages> value, fix
11006 formatting in tables of values.
11008 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
11010 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
11011 dllimport attribute of virtual methods.
11013 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
11015 * config/score/crti.asm: Change _bss_start to __bss_start.
11016 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
11017 (OUTGOING_REG_PARM_STACK_SPACE) update.
11018 * config/score/score.opt: add options to make backend support
11019 score5, score5u, score7 and score7d.
11020 * config/score/score.md: Likewise.
11021 * config/score/misc.md: Likewise.
11022 * config/score/mac.md: Likewise.
11023 * doc/invoke.texi: Likewise.
11024 * doc/md.texi: update constraints define.
11026 2007-04-03 Richard Henderson <rth@redhat.com>
11028 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
11029 an appropriate type, use the mode instead.
11031 2007-04-03 Richard Sandiford <richard@codesourcery.com>
11033 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
11034 Set the default --with-arch setting to mips2.
11035 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
11036 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
11037 (MULTILIB_OSDIRNAMES): Delete.
11038 (MULTILIB_DIRNAMES): Define.
11039 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
11040 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
11041 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
11042 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
11043 VXWORKS_OS_CPP_BUILTINS.
11044 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
11045 (MIPS_DEBUGGING_INFO): Undefine.
11046 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
11048 2007-04-03 Jakub Jelinek <jakub@redhat.com>
11050 PR middle-end/30704
11051 * fold-const.c (native_encode_real): Encode real.c provided longs
11052 as a series of 32-bit native integers.
11053 (native_interpret_real): Interpret buffer as a series of 32-bit
11056 2007-04-03 Richard Guenther <rguenther@suse.de>
11058 * genpreds.c (write_insn_constraint_len): Write function
11059 optimized for CONSTRAINT_LEN implementation.
11060 (write_tm_preds_h): Output insn_constraint_len inline and
11061 use it for CONSTRAINT_LEN.
11062 (write_insn_preds_c): Don't output insn_constraint_len.
11063 * doc/md.texi (define_register_constraint): Document multi-letter
11064 constraints shall have the same length if they start with the same
11067 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
11070 * config/i386/i386.md (isinf<mode>2): Expand only when
11071 TARGET_C99_FUNCTIONS is set.
11073 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
11075 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
11076 (x86_64-*-linux*): Ditto.
11077 * config/i386/i386.opt (mpc): New option.
11078 * config/i386/i386.c (overrride_options): Handle
11079 ix87_precision_string.
11080 * config/i386/crtprec.c: New file.
11081 * config/i386/t-crtpc: Ditto.
11082 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
11083 and -mpc80 options.
11084 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
11085 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
11086 crtprec32.o, crtprec64.o and crtprec80.o.
11088 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
11089 and -mpc80 options.
11090 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
11092 2007-04-02 Eric Christopher <echristo@apple.com>
11094 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
11095 limitations on darwin.
11097 2007-04-02 Anatoly Sokolov <aesok@post.ru>
11100 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
11102 2007-04-02 Dave Korn <dave.korn@artimi.com>
11104 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
11106 2007-04-02 Dave Korn <dave.korn@artimi.com>
11108 * libgcc2.h (exception_descriptor): Don't forward-declare.
11109 (__get_eh_table_language, __get_eh_table_version): Delete
11110 prototypes of long-dead functions.
11112 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
11114 * ebitmap.h: New file
11115 * ebitmap.c: New file
11116 * Makefile.in (ebitmap.o): New target.
11118 2007-04-01 Jan Hubicka <jh@suse.cz>
11120 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
11121 before very first instruction.
11123 2007-04-01 Jan Hubicka <jh@suse.cz>
11125 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
11126 waring on 64bit hosts.
11127 * bitmap.h: Fix typo in bitmap_head_def.
11129 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
11131 PR rtl-optimization/31391
11132 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
11133 into a DELETED_LABEL note, and the label is in an empty basic
11134 block, update BB_END as well as BB_HEAD.
11136 2007-04-01 Richard Henderson <rth@redhat.com>
11138 PR tree-optimization/31169
11139 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
11140 to varying if the range is outside [0, prec-1].
11142 2007-04-01 Richard Sandiford <richard@codesourcery.com>
11145 * config/mips/mips.md (load_const_gp): New insn.
11146 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
11147 the MIPS16 GP pseudo register if no_new_pseudos.
11148 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
11150 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
11153 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
11155 (call_value): Likewise.
11157 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
11158 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11161 * doc/invoke.texi: (optimization options): Reword description
11162 of -ffast-math. Document its primary purpose.
11164 2007-03-31 Richard Guenther <rguenther@suse.de>
11166 * omp-low.c (splay-tree.h): Include.
11167 (lookup_decl): Replace splay-tree usage by pointer-map.
11168 (maybe_lookup_decl): Likewise.
11169 (new_omp_context): Likewise.
11170 (delete_omp_context): Likewise.
11171 * gimplify.c (splay-tree.h): Include.
11172 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
11174 (remap_ssa_name): Likewise.
11175 (remap_decl): Likewise.
11176 (remap_type_1): Likewise.
11177 (remap_type): Likewise.
11178 (copy_body_r): Likewise.
11179 (expand_call_inline): Likewise.
11180 (clone_body): Likewise.
11181 (copy_tree_r): Likewise.
11182 (remap_save_expr): Likewise.
11183 (unsave_r): Likewise.
11184 (unsave_expr_now): Likewise.
11185 (tree_function_versioning): Likewise.
11186 (build_duplicate_type): Likewise.
11187 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
11188 (struct copy_body_data): Replace splay-tree by pointer-map.
11189 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
11190 not $(SPLAY_TREE_H).
11191 (gimplify.o): Depend on $(SPLAY_TREE_H).
11192 (omp-low.p): Likewise.
11194 2007-03-31 Anatoly Sokolov <aesok@post.ru>
11196 * config/avr/predicates.md (even_register_operand,
11197 odd_register_operand): New predicates.
11198 * config/avr/avr.md (movw peephole2): New.
11199 (movw_r peephole2): New.
11201 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
11203 * tree.h (get_signed_or_unsigned_type): New.
11204 * fold-const.c (operand_equal_for_comparison_p): Use
11205 get_signed_or_unsigned_type instead of
11206 lang_hooks.types.signed_or_unsigned_type.
11207 * expr.c (store_expr): Ditto.
11208 * langhooks.c (get_signed_or_unsigned_type): New.
11209 (lhd_signed_or_unsigned_type): New.
11210 * langhooks.h (lhd_signed_or_unsigned_type): New.
11211 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
11213 2007-03-30 Richard Henderson <rth@redhat.com>
11215 * tree-ssa-loop-ivopts.c: Include target.h.
11216 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
11217 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
11218 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
11219 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
11221 2007-03-30 Richard Henderson <rth@redhat.com>
11222 Kai Tietz <kai.tietz@onevision.com>
11224 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
11225 default for 64-bit.
11226 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
11227 (TARGET_64BIT_MS_ABI): New.
11228 (DBX_REGISTER_NUMBER): Handle 64-bit.
11229 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
11230 (LONG_TYPE_SIZE): Force to 32.
11231 (REG_PARM_STACK_SPACE): New.
11232 (OUTGOING_REG_PARM_STACK_SPACE): New.
11233 (REGPARM_MAX, SSE_REGPARM_MAX): New.
11234 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
11235 (STACK_BOUNDARY): Use 128 for 64-bit.
11236 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
11237 Add 64-bit implementation.
11238 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
11240 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
11241 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
11242 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
11243 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
11244 (ix86_handle_cconv_attribute): Don't warn when ignoring if
11245 TARGET_64BIT_MS_ABI.
11246 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
11247 (ix86_pass_by_reference): Likewise.
11248 (ix86_function_value_regno_p): Likewise.
11249 (ix86_build_builtin_va_list): Likewise.
11250 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
11251 (function_arg_advance_ms_64): New.
11252 (function_arg_advance): Call it.
11253 (function_arg_ms_64): New.
11254 (function_arg): Call it.
11255 (function_value_ms_64): New.
11256 (ix86_function_value_1): Call it.
11257 (return_in_memory_ms_64): New.
11258 (ix86_return_in_memory): Call it.
11259 (setup_incoming_varargs_ms_64): New.
11260 (ix86_setup_incoming_varargs): Call it.
11261 (ix86_expand_prologue): Handle 64-bit stack probing.
11262 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
11263 (output_pic_addr_const): Likewise.
11264 (x86_this_parameter): Likewise.
11265 (x86_output_mi_thunk): Likewise.
11266 (x86_function_profiler): Likewise.
11267 (TARGET_STRICT_ARGUMENT_NAMING): New.
11268 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
11269 (TARGET_64BIT_MS_ABI): New.
11270 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
11271 * config/i386/i386.md (allocate_stack_worker): Remove.
11272 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
11273 describe the clobber of eax without a match_scratch.
11274 (allocate_stack_worker_postreload): Remove.
11275 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
11276 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
11277 (allocate_stack_worker_rex64_postreload): Remove.
11278 (allocate_stack): Handle 64-bit.
11279 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
11280 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
11281 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
11282 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
11283 (STANDARD_STARTFILE_PREFIX_1): Likewise.
11284 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
11285 * config.build (x86_64-*-mingw*): New host.
11286 * config.host (x86_64-*-mingw*): New host.
11287 * config.gcc (x86_64-*-mingw*): New target.
11288 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
11290 2007-03-30 Richard Henderson <rth@redhat.com>
11291 Kai Tietz <kai.tietz@onevision.com>
11293 * c-pragma.c (struct def_pragma_macro_value): New.
11294 (struct def_pragma_macro): New.
11295 (pushed_macro_table): New.
11296 (dpm_hash, dpm_eq): New.
11297 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
11298 (init_pragma): Install them.
11299 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
11301 2007-03-30 Anatoly Sokolov <aesok@post.ru>
11303 * config/avr/avr.c (avr_override_options): Clear
11304 'flag_delete_null_pointer_checks'.
11306 2007-03-30 Paolo Carlini <pcarlini@suse.de>
11309 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
11310 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
11311 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
11312 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
11313 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
11314 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
11315 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
11317 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
11319 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
11321 * regmove.c: Move all of pass_stack_adjustments from here...
11322 * combine-stack-adj.c: ...to this new file.
11323 * Makefile.in: Add rules for combine-stack-adj.o.
11325 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
11327 PR tree-optimization/31383
11328 * tree-data-ref.c (affine_function_equal_p): Do not require the
11329 vectors to have the same length.
11331 2007-03-30 Jan Hubicka <jh@suse.cz>
11333 PR middle-end/30700
11334 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
11335 availablility; add more sanity checking; ask varpool only about
11338 2007-03-29 Richard Henderson <rth@redhat.com>
11340 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
11341 to decide, but __SIZEOF_LONG_LONG__.
11343 2007-03-29 Richard Henderson <rth@redhat.com>
11345 * emutls.c (struct __emutls_array): New.
11346 (emutls_destroy): Use it instead of casting element 0 from void*.
11347 (__emutls_get_address): Likewise.
11349 2007-03-29 Richard Henderson <rth@redhat.com>
11351 * varasm.c (initializer_constant_valid_p): Don't deny
11352 DECL_DLLIMPORT_P on functions.
11354 * config/i386/cygming.h: Remove function declarations.
11355 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
11356 (ASM_OUTPUT_LABELREF): Remove.
11357 (COMMON_ASM_OP): Remove.
11358 (ASM_OUTPUT_COMMON): Remove.
11359 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
11360 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
11361 (ASM_DECLARE_FUNCTION_NAME): Likewise.
11362 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
11363 Rename from TARGET_ENCODE_SECTION_INFO.
11364 * config/i386/netware.h: Likewise.
11365 * config/i386/i386-protos.h: Update.
11366 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
11367 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
11368 (legitimate_constant_p): Reject dllimports.
11369 (dllimport_map, get_dllimport_decl): New.
11370 (legitimize_dllimport_symbol): New.
11371 (legitimize_address, ix86_expand_move): Use it.
11372 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
11373 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
11374 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
11375 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
11376 * config/i386/predicates.md (constant_call_address_operand): Only
11377 accept symbols; reject dllimport_p symbols.
11378 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
11379 i386_pe_maybe_record_exported_symbol.
11380 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
11381 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
11382 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
11383 trust the setting of DECL_DLLIMPORT_P.
11384 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
11385 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
11386 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
11387 tidy the argument scanning loop.
11388 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
11389 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
11390 (i386_pe_strip_name_encoding): Remove.
11391 (i386_pe_binds_local_p): New.
11392 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
11393 (i386_pe_output_labelref): Remove.
11394 (i386_pe_asm_output_aligned_decl_common): New.
11395 (i386_pe_maybe_record_exported_symbol): Rename from
11396 i386_pe_record_exported_symbol; check for dllexported symbols.
11398 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
11400 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
11401 add comment explaining why vsnprintf cannot be used.
11403 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
11405 PR tree-optimization/30666
11406 * tree.c (build_complex_type): When creating type names for DWARF2
11407 debug info, create TYPE_DECLs for TYPE_NAME instead of
11409 (build_common_tree_nodes_2): Use build_complex_type when building
11410 predefined complex types, to preserve canonical types.
11412 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
11414 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
11415 (noce_get_alt_condition): Look at it to determine whether to
11416 reverse the condition or not.
11417 (noce_get_condition): Substitute the truth for lies.
11418 (noce_find_if_block): Set the then_else_reversed field.
11420 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
11422 * config/fr30/fr30.md (movdi): Do not accept immediates as the
11423 destination of this insn.
11424 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
11425 than calling gen_rtx_SET directly. Use r0 to hold the value of
11426 'address + 4' rather than a stack based temporary which can be
11427 mis-optimized away.
11429 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
11431 * config/s390/s390.c (s390_secondary_input_reload_class,
11432 s390_secondary_output_reload_class): Functions removed.
11433 (s390_secondary_reload): New function.
11434 (TARGET_SECONDARY_RELOAD): Target macro defined.
11435 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
11436 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
11437 * config/s390/s390.md ("reload_outti", "reload_outdi",
11438 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
11439 "reload_out<mode>"): Expanders removed.
11440 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
11441 "reload<mode>_nonoffmem_out"): Expanders added.
11443 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
11445 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
11446 action if SRC->DEST replacement failed anyway.
11448 2007-03-28 Mike Stump <mrs@apple.com>
11450 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
11451 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
11452 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
11454 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11456 * config.gcc: Accept barcelona as a variant of amdfam10.
11457 * config/i386/i386.c (override_options): Likewise.
11458 * doc/invoke.texi: Likewise.
11460 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
11462 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
11463 offsets for BIT_FIELD_REF and COMPONENT_REF.
11465 2007-03-28 Richard Guenther <rguenther@suse.de>
11467 * tree.c (is_global_var): Move ...
11468 * tree-flow-inline.h (is_global_var): ... here.
11469 * tree.h (is_global_var): Remove declaration.
11471 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
11473 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
11475 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
11476 * config/i386/i386.c (ix86_tune_features): Initialize new
11478 * config/i386/predicates.md (promotable_binary_operator): Use
11479 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
11481 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
11484 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
11486 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
11488 * config/fr30/fr30.md (movsi_internal): Change destination
11489 constraint from m to V and add m to the end.
11491 2007-03-28 Christian Bruel <christian.bruel@st.com>
11493 * config/sh/sh.md (movsi_i): Fix type attribute.
11495 2007-03-28 Christian Bruel <christian.bruel@st.com>
11497 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
11498 (movsf_ie): Likewise.
11500 2007-03-28 Christian Bruel <christian.bruel@st.com>
11502 * config.gcc: Add sh4-300 to multilib.
11503 * config/sh/t-mlib-sh4-300: New file.
11505 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
11507 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
11508 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
11509 fix_trunc<mode>di2.
11510 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
11511 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
11512 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
11513 "fixuns_trunctddi2"): Whitespace fix.
11515 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
11517 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
11518 the definition of struct sh_args.
11519 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
11520 CALL_COOKIE_INT_REG_GET): Likewise.
11522 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
11524 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
11525 transformations are applied successfully.
11527 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
11529 * tree.c (tree_contains_struct): Permit 512 tree codes.
11530 * tree.h (tree_contains_struct): Ditto.
11531 (MAX_TREE_CODES): Ditto.
11532 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
11533 SPARE member to store remaining padding bits.
11535 2007-03-27 Anatoly Sokolov <aesok@post.ru>
11537 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
11540 2007-03-27 Janis Johnson <janis187@us.ibm.com>
11542 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
11543 * configure: Regenerate.
11545 * configure: Regenerate using the correct version of autoconf.
11547 2007-03-27 Anatoly Sokolov <aesok@post.ru>
11549 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
11551 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
11552 regs to "__SP_L__" and "__SP_H__".
11554 2007-03-27 Richard Guenther <rguenther@suse.de>
11556 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
11557 computations with it with a HOST_WIDE_INT variable.
11559 2007-03-26 Mike Stump <mrs@apple.com>
11561 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
11562 objective-c-header, objective-c++-header and objc++-cpp-output
11564 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11566 2007-03-26 Richard Henderson <rth@redhat.com>
11569 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
11570 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
11571 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
11572 IX86_BUILTIN_PSRLQ128): New.
11573 (ix86_init_mmx_sse_builtins): Add them.
11574 (ix86_expand_builtin): Expand them.
11575 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
11576 operand 2 be TImode.
11577 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
11578 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
11579 _mm_srli_epi64): Mark __B const.
11580 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
11581 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
11582 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
11583 new two-vector shift builtins.
11585 2007-03-26 Ian Lance Taylor <iant@google.com>
11587 PR tree-optimization/31345
11588 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
11589 [+INF, +INF(OVF)] into VARYING.
11591 2007-03-26 Zack Weinberg <zackw@panix.com>
11593 * gengtype-parse.c: New file.
11594 * gengtype-yacc.y: Delete.
11595 * gengtype-lex.l: Don't include gengtype-yacc.h.
11596 Define YY_DECL and yyterminate appropriately for recursive
11597 descent parser. yylval is now a string out-parameter to yylex.
11598 (HWS, EOID): New shorthand.
11599 (IWORD): Add a couple more types.
11600 (yylex): Add a setup stanza. Remove the complex rules for
11601 detecting GTY'ed types and typedefs; replace with simple
11602 keyword detectors. Adjust everything for the changed
11603 definition of yylval. Ignore all pp-directives, not just #define.
11605 (parse_file): Rename yybegin; do not call yyparse.
11607 * gengtype.c (xasprintf): Export again.
11608 (this_file): New. Use everywhere __FILE__ was being used.
11609 (get_lang_bitmap): Special case types defined in gengtype.c.
11610 (do_typedef, new_structure): Suppress definition of certain types.
11611 (new_structure): Improve diagnostics of duplicate definitions.
11612 Make sure location_s is associated with input.h.
11613 (nreverse_pairs, define_location_structures): New functions.
11614 (main): Improve tagging of kludge types. Remove old kludges
11615 for input.h types; use define_location_structures.
11616 * gengtype.h: Update prototypes. Define token codes here.
11617 * Makefile.in: Remove all references to gengtype-yacc.
11618 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
11620 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
11621 add GTY((skip)) to the field that's only conditionally there.
11622 * doc/install.texi: Document that Bison is no longer required
11623 unless building treelang.
11625 * gengtype.c: Don't include gtyp-gen.h.
11626 (srcdir): Declare here.
11627 (base_files, lang_dir_names): Allocate dynamically.
11628 (gt_files, num_gt_files, num_lang_dirs): New globals.
11629 (measure_input_list, read_input_line, read_input_list)
11630 (set_lang_bitmap): New functions.
11631 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
11632 simplify, relying on read_input_list to set up the bitmaps.
11633 (main): Arguments are no longer unused. Check for correct number
11634 of command line arguments, set srcdir and srcdir_len, then call
11635 read_input_list, before doing anything else. No need to worry
11636 about duplicates in main loop.
11637 * configure.ac: Simplify the calculation of all_gtfiles.
11638 Put language tags in there. Don't set or substitute
11639 all_gtfiles_files_langs or all_gtfiles_files_frags.
11640 * Makefile.in: Revamp the way gengtype is invoked, now that it
11641 takes a file on its command line with a much simpler format.
11642 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
11643 (GTFILES): Remove duplicates and C source files.
11644 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
11645 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
11646 * configure: Regenerate.
11648 * gengtype.h: Remove all type definitions to gengtype.c; leave
11649 only definitions of options_p, type_p, and pair_p as opaque
11650 pointers. Update prototypes.
11651 * gengtype.c: Many type definitions moved here from gengtype.h.
11652 Consolidate type definitions at the top of the file.
11653 (xvasprintf): Delete.
11654 (xasprintf): Make static.
11655 (create_nested_pointer_option): Add 'next' parameter.
11656 (create_field_all, create_field_at): New functions.
11657 (create_field): Now a thin wrapper around create_field_all.
11658 (create_optional_field): Rename create_optional_field_ and add
11659 line argument. Original name is now a macro which supplies
11661 (oprintf): Use vsnprintf directly.
11662 (close_output_files): Use fatal rather than perror/exit.
11663 (note_def_vec, note_def_vec_alloc): Use create_field_at.
11664 (main): Set progname. Don't use exit.
11665 * gengtype-yacc.y (struct_fields): Use create_field_at.
11666 (option, optionseqopt): Delete.
11667 (optionseq): Consolidate productions from option here so we
11668 can use the first argument to create_option.
11670 * gengtype-lex.l: Distinguish unions from structures in the
11671 token type. Don't call find_structure; return the tag as a string.
11672 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
11673 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
11674 string. Reorganize typedef_struct production accordingly.
11675 Use create_nested_ptr_option.
11676 * gengtype.c (create_nested_ptr_option): New function.
11677 * gengtype.h: Declare it.
11679 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
11680 (string_type): Don't declare.
11681 (do_scalar_typedef): Declare.
11682 (create_scalar_type): Update prototype.
11683 * gengtype.c (string_type): Make static.
11684 (scalar_nonchar, scalar_char): New.
11685 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
11686 (resolve_typedef): Use scalar_nonchar for error recovery.
11687 (create_scalar_type): Remove name_len field. Return scalar_char
11688 or scalar_nonchar as appropriate.
11689 (adjust_field_type): Look at scalar_is_char boolean to decide whether
11690 to use string_type.
11691 (throughout): Use scalar_nonchar instead of calling
11692 create_scalar_type, whenever possible.
11693 (main): Initialize scalar_char and scalar_nonchar before calling
11695 * gengtype-lex.l: Adjust for removal of second argument to
11696 create_scalar_type. Use yylval.s instead of yylval.t when
11698 * gengtype-yacc.y: Type of SCALAR is string. Call
11699 create_scalar_type from type:SCALAR rule. Adjust for removal of
11700 second argument to create_scalar_type.
11702 * vec.h: Remove all #if IN_GENGTYPE blocks.
11703 Add comment saying that changes may require adjustments to gengtype.
11704 * gengtype.c: Don't include coretypes.h or tm.h.
11705 Add comment to inclusion of errors.h.
11706 (note_def_vec, note_def_vec_alloc): New functions.
11707 * gengtype.h: Declare new functions.
11708 * gengtype-lex.l: Don't include coretypes.h.
11709 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
11711 (update_lineno): Remove unnecessary prototype.
11712 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
11713 (VEC rule): Just return VEC_TOKEN.
11714 * gengtype-yacc.y (VEC_TOKEN): New token type.
11715 (type): Add a production for VEC(a,b).
11716 * Makefile.in: Update dependencies.
11718 * gengtype-lex.l: Remove rules for parsing pointer-to-function
11719 typedefs that use the old PARAMS macro.
11721 * gengtype-lex.l: Remove all rules and states relating to yacc
11723 * gengtype-yacc.y: Similarly.
11724 * gengtype.c (note_yacc_type): Delete function.
11725 * gengtype.h: Update prototypes.
11727 2007-03-26 Joseph Myers <joseph@codesourcery.com>
11729 * tree-pretty-print.c (dump_generic_node): Report precision of
11730 unnamed integer types.
11732 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
11734 * ifcvt.c (noce_try_store_flag_constants): Don't check
11735 no_new_pseudos here.
11736 (noce_try_store_flag_constants): Don't check no_new_pseudos.
11737 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
11738 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
11739 noce_try_sign_mask): Likewise.
11740 (if_convert): Check no_new_pseudos here.
11742 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
11744 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
11745 (noce_get_condition): Handle new then_else_reversed argument.
11746 (noce_init_if_info): Remove, fold into noce_find_if_block.
11747 (noce_process_if_block): Take a struct noce_if_info as the
11748 argument. Don't set up one based on ce_if_info. Update pointer
11749 references accordingly.
11750 (cond_move_process_if_block): Likewise.
11751 (process_if_block): Removed.
11752 (find_if_block): Removed. Move functionality two new functions,
11753 noce_find_if_block and cond_exec_find_if_block.
11754 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
11755 blocks and the symmetric IF-ELSE-JOIN case.
11756 (cond_exec_find_if_block): Also new function mostly based on old
11757 find_if_block and process_if_block.
11758 (find_if_header): Replace find_if_block call with separately
11759 guarded calls to noce_find_if_block and cond_exec_find_if_block.
11760 (find_cond_trap): Update noce_get_condition call.
11761 (dead_or_predicable): Likewise.
11763 2007-03-26 Jakub Jelinek <jakub@redhat.com>
11765 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
11767 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
11768 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
11769 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
11770 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
11771 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
11772 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
11773 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
11774 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
11775 __builtin_ia32_psrad128 builtins.
11777 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
11779 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
11780 * config/i386/constraints.md
11781 (define_constraint "I"): Use IN_RANGE macro.
11782 (define_constraint "J"): Ditto.
11783 (define_constraint "K"): Ditto.
11784 (define_constraint "M"): Ditto.
11785 (define_constraint "N"): Ditto.
11786 (define_constraint "O"): Ditto.
11787 * config/i386/predicates.md
11788 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
11789 (define_predicate "const_0_to_3_operand"): Ditto.
11790 (define_predicate "const_0_to_7_operand"): Ditto.
11791 (define_predicate "const_0_to_15_operand"): Ditto.
11792 (define_predicate "const_0_to_63_operand"): Ditto.
11793 (define_predicate "const_0_to_255_operand"): Ditto.
11794 (define_predicate "const_1_to_31_operand"): Ditto.
11795 (define_predicate "const_2_to_3_operand"): Ditto.
11796 (define_predicate "const_4_to_7_operand"): Ditto.
11798 2007-03-25 David Edelsohn <edelsohn@gnu.org>
11800 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
11801 in SImode for save_world.
11802 * config/rs6000/altivec.md (save_world, restore_world): Convert to
11805 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
11807 PR tree-optimization/30784
11808 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
11811 2007-03-25 Revital Eres <eres@il.ibm.com>
11813 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
11814 Fold movement_possibility function into it.
11816 2007-03-25 David Edelsohn <edelsohn@gnu.org>
11818 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
11819 (load_macho_picbase_{si,di}): Convert to LR hard reg.
11820 (call_indirect_nonlocal_darwin64): Same.
11821 (call_nonlocal_darwin64): Same.
11822 (call_value_indirect_nonlocal_darwin64): Same.
11823 (call_value_nonlocal_darwin64): Same.
11824 (sibcall_nonlocal_darwin64): Same.
11825 (sibcall_value_nonlocal_darwin64): Same.
11826 (sibcall_symbolic_64): Same.
11827 (sibcall_value_symbolic_64): Same.
11828 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
11830 (rs6000_emit_load_toc_table): Same.
11831 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
11832 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
11834 (divss_call): Same.
11835 (divus_call): Same.
11836 (quoss_call): Same.
11837 (quous_call): Same.
11838 (load_toc_v4_pic_si): Same
11839 (load_toc_v4_PIC_1): Same.
11840 (load_toc_v4_PIC_1b): Same.
11841 (call_indirect_aix{32,64}): Same.
11842 (call_value_indirect_aix{32,64}): Same.
11844 (call_value): Same.
11845 (call_local{32,64}): Same.
11846 (call_value_local{32,64}): Same.
11847 (call_indirect_nonlocal_aix{32,64}): Same.
11848 (call_nonlocal_aix{32,64}): Same.
11849 (call_value_indirect_nonlocal_aix{32,64}): Same.
11850 (call_value_nonlocal_aix{32,64}): Same.
11851 (call_indirect_nonlocal_sysv<mode>): Same.
11852 (call_nonlocal_sysv<mode>): Same.
11853 (call_value_indirect_nonlocal_sysv<mode>): Same.
11854 (call_value_nonlocal_sysv<mode>): Same.
11856 (sibcall_local{32,64}): Same.
11857 (sibcall_value_local{32,64}): Same.
11858 (sibcall_nonlocal_aix{32,64}): Same.
11859 (sibcall_value_nonlocal_aix{32,64}): Same.
11860 (sibcall_nonlocal_sysv<mode>): Same.
11861 (sibcall_value): Same.
11862 (sibcall_value_nonlocal_sysv<mode>): Same.
11864 2007-03-24 Paul Brook <paul@codesourcery.com>
11866 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
11867 * config/arm/linux-eabi.h: Remove legacy syscall hack.
11869 2007-03-24 Richard Henderson <rth@redhat.com>
11871 * config/ia64/constraints.md: New file.
11872 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
11873 satisfies_constraint_?.
11874 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
11875 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
11876 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
11877 ia64_output_mi_thunk): Likewise.
11878 (ia64_const_ok_for_letter_p): Remove.
11879 (ia64_const_double_ok_for_letter_p): Remove.
11880 (ia64_extra_constraint): Remove.
11881 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
11882 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
11883 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
11884 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
11885 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
11886 EXTRA_MEMORY_CONSTRAINT): Remove.
11887 * config/ia64/ia64.md: Include constriants.md. Replace
11888 CONST_OK_FOR_? with satisfies_constraint_?.
11890 2007-03-23 Michael Meissner <michael.meissner@amd.com>
11891 H.J. Lu <hongjiu.lu@intel.com>
11893 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
11895 (name macros): Use DPD_BID_NAME to convert names properly.
11897 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
11898 decimal floating point format.
11899 (init_floating_libfuncs): Change decimal functions so that they
11900 have a "bid_" prefix if the decimal system uses the BID format,
11901 and "dpd_" prefix if the decimal system uses the DPD format.
11902 (init_interclass_conv_libfuncs): Ditto.
11903 (init_intraclass_conv_libfuncs): Ditto.
11905 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
11906 using the BID format.
11908 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
11909 whether we are using the BID decimal format.
11910 * configure: Regenerate.
11912 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
11913 the compiler has decimal floating point enabled. Define
11914 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
11917 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
11918 using the BID format.
11920 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
11921 whether we are using the BID decimal format.
11922 * configure: Regenerate.
11924 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
11925 the compiler has decimal floating point enabled. Define
11926 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
11929 * doc/install.texi (--enable-decimal-float): Document BID and DPD
11930 options, and that it is enabled for i386/x86_64 systems.
11932 * Makefile.in (enable_decimal_float): New.
11934 (DECNUMINC): Add -I$(DECNUMFMT).
11935 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
11936 to $(DECNUMFMT) from $(DECNUM).
11938 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
11939 Substitute enable_decimal_float.
11940 * configure: Regenerated.
11943 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
11946 * configure.ac: Enable decimal float for x86_64-*-linux*.
11947 * configure: Regenerated.
11950 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
11951 decimal128ClearSign to flip and clear the sign bit in decimal128.
11952 (decimal_real_maxval): Set decimal128SetSign to set the sign
11955 2007-03-23 Ian Lance Taylor <iant@google.com>
11957 * fold-const.c (fold_binary): Correct warning for X - c >= X.
11959 2007-03-23 Ian Lance Taylor <iant@google.com>
11961 * tree-dump.c (dump_files): Correct comment.
11963 2007-03-23 Ian Lance Taylor <iant@google.com>
11965 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
11967 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
11969 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
11970 in cfglayout mode. Don't go into and out of cfglayout mode.
11971 Link the blocks in the order of the constructed traces.
11972 (rest_of_handle_tracer): Adjust call to tracer.
11973 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
11974 Don't go into cfglayout mode.
11975 (rtl_loop_done): Don't go out of cfglayout mode.
11976 * cfglayout.c (relink_block_chain): New function, split out from...
11977 (fixup_reorder_chain): ...here. Remove redundant checking.
11978 (cfg_layout_finalize): Don't clear the header, footer, and aux
11979 fields here, move the code to do so to relink_block_chain. Likewise
11980 for free_original_copy_tables.
11981 * rtl.h (tracer): Update prototype.
11982 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
11983 Assert we are in cfglayout mode. Don't go into and out of cfglayout
11984 mode. Use relink_block_chain to serialize the CFG according to the
11985 new basic block order. Move targetm.cannot_modify_jumps_p check from
11987 (gate_handle_reorder_blocks): ...to here.
11988 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
11990 (gate_duplicate_computed_gotos): ...to here.
11991 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
11992 something always changes when going into and out of cfglayout mode.
11993 Perform an expensive cfg cleanup while going into cfglayout mode.
11994 Always update liveness information on HAVE_conditional_execution
11995 targets. Reserialize the basic blocks and go out of cfglayout mode.
11996 * reg-stack.c: Include cfglayout.h.
11997 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
11998 the call to reorder_basic_blocks.
11999 * basic-block.h (reorder_basic_blocks): Update prototype.
12000 (relink_block_chain): New prototype.
12001 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
12003 2007-03-23 Joseph Myers <joseph@codesourcery.com>
12005 * config/mips/mips.md (type, hazard, *movdi_32bit,
12006 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
12007 *movhi_internal, *movqi_internal, *movsf_hardfloat,
12008 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
12009 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
12010 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
12012 (movcc): Change first xfer to multi.
12013 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
12014 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
12015 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
12016 config/mips/generic.md: Change reservations using "xfer" to use
12018 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
12019 using match_operand.
12020 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
12021 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
12023 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
12025 2007-03-22 Richard Henderson <rth@redhat.com>
12027 * config/i386/i386.c: Remove unnecessary function declarations.
12028 Move targetm definition, and all related macros, to the end of
12029 the file. Resort some functions to put definitions before uses.
12030 (ix86_attribute_table): Make static. Move to end of file.
12031 (ix86_gimplify_va_arg): Make static.
12033 2007-03-22 Richard Henderson <rth@redhat.com>
12035 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
12036 don't increase local_regparm with force_align_arg_pointer check.
12037 (ix86_function_sseregparm): Assert 32-bit.
12038 (type_has_variadic_args_p): New.
12039 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
12040 type_has_variadic_args_p.
12041 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
12042 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
12043 use memset instead. Do maybe_vaarg check first; skip attribute
12044 tests if true; skip attribute tests for 64-bit.
12045 (construct_container): Remove TARGET_DEBUG_ARG.
12046 (function_arg_advance_32, function_arg_advance_64): Split out ...
12047 (function_arg_advance): ... from here.
12048 (function_arg_32, function_arg_64): Split out ...
12049 (function_arg): ... from here.
12050 (ix86_pass_by_reference): Tidy.
12051 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
12052 (function_value_32): New, from parts of ix86_function_value
12053 and ix86_value_regno.
12054 (function_value_64): New, from parts of ix86_function_value
12055 and ix86_libcall_value.
12056 (ix86_function_value_1): New.
12057 (ix86_function_value, ix86_libcall_value): Use it.
12058 (return_in_memory_32, return_in_memory_64): Split out ...
12059 (ix86_return_in_memory): ... from here.
12060 (ix86_struct_value_rtx): Skip for 64-bit.
12061 (ix86_libcall_value, ix86_value_regno): Remove.
12062 (setup_incoming_varargs_64): Split out ...
12063 (ix86_setup_incoming_varargs): ... from here.
12064 (ix86_va_start): Remove TARGET_DEBUG_ARG.
12065 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
12066 * config/i386/i386-protos.h (ix86_function_value): Remove.
12067 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
12069 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12072 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
12073 infinities not supported, otherwise emit warning if -Woverflow. On
12074 underflow, emit warning if -Woverflow.
12075 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
12077 * real.h (real_from_string): Update declaration
12079 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
12080 Richard Henderson <rth@redhat.com>
12082 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
12083 * calls.c (compute_argument_block_size, expand_call,
12084 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
12085 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
12086 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
12087 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
12088 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
12089 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
12090 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
12091 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
12094 2007-03-22 Joseph Myers <joseph@codesourcery.com>
12096 * c-incpath.c (add_sysroot_to_chain): New.
12097 (merge_include_chains): Add sysroot argument. Call
12098 add_sysroot_to_chain if sysrooted.
12099 (register_include_chains): Update call to merge_include_chains.
12100 * doc/cppopts.texi: Document use of '=' in include directory
12103 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
12105 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
12106 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
12107 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
12108 insn pattern using X87MODEF12 mode macro.
12110 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
12112 * regmove.c (regmove_optimize): Use reg_mentioned_p
12113 instead of reg_overlap_mentioned_p for DST.
12115 2007-03-21 Mike Stump <mrs@apple.com>
12117 * c.opt: Fixup for Objective-C/C++.
12119 2007-03-21 Steve Ellcey <sje@cup.hp.com>
12121 * explow.c (convert_memory_address): Fold memory reference when
12122 POINTERS_EXTEND_UNSIGNED < 0
12124 2007-03-21 Richard Henderson <rth@redhat.com>
12127 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
12128 * config/i386/mmintrin.h (__m64): Likewise.
12129 * config/i386/xmmintrin.h (__m128): Likewise.
12131 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12133 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
12134 (VXWORKS_OS_CPP_BUILTINS): Define.
12135 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
12136 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
12138 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12140 * rtl.h (constant_pool_reference_p): Delete.
12141 (find_constant_src): Declare.
12142 * rtlanal.c (find_constant_src): New function.
12143 * simplify-rtx.c (constant_pool_reference_p): Delete.
12144 * config/i386/i386.md: Use find_constant_src instead of
12145 constant_pool_reference_p/avoid_constant_pool_reference pairs.
12147 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12149 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
12150 * c-cppbuiltin.c (c_cpp_builtins): Define them.
12152 2007-03-20 Mark Mitchell <mark@codesourcery.com>
12154 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
12155 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
12156 (arm_elf_asm_constructor): Use it.
12157 (arm_elf_asm_destructor): New function.
12159 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
12161 * jump.c (mark_jump_label): Treat SEQUENCE specially.
12163 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
12165 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
12167 2007-03-19 Andrew Haley <aph@redhat.com>
12169 PR tree-optimization/31264
12170 * tree-vrp.c (register_edge_assert_for_1): Don't look though
12171 VIEW_CONVERT_EXPRs.
12173 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
12175 PR rtl-optimization/30907
12176 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
12177 (fwprop_init): Always call loop_optimizer_initialize.
12178 (fwprop_done): Always call loop_optimizer_finalize.
12179 (fwprop): We always have loop info now.
12180 (gate_fwprop_addr): Remove.
12181 (pass_fwprop_addr): Use gate_fwprop as gate.
12183 PR rtl-optimization/30841
12184 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
12185 df_chain_alloc): Call df_reorganize_refs unconditionally.
12186 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
12187 refs_organized to refs_organized_size.
12188 (df_ref_create_structure): Use refs_organized_size instead of
12189 bitmap_size if refs had been organized, and keep refs_organized_size
12191 * df.h (struct df_ref_info): Change refs_organized to
12192 refs_organized_size.
12193 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
12196 2007-03-19 Mark Mitchell <mark@codesourcery.com>
12198 * except.c (output_function_exception_table): Do not reference the
12199 EH personality routine for functions that do not require an
12202 2007-03-20 Jakub Jelinek <jakub@redhat.com>
12205 * c-typeck.c (convert_for_assignment): Call comptypes for
12206 RECORD_TYPE or UNION_TYPE.
12208 PR inline-asm/30505
12209 * reload1.c (reload): Do invalid ASM checking after
12210 cleanup_subreg_operands.
12212 2007-03-19 Jeff Law <law@redhat.com>
12214 * tree-cfg.c (find_taken_edge): Tighten conditions for
12215 optimizing computed gotos.
12217 2007-03-19 Michael Matz <matz@suse.de>
12219 * builtins.c (expand_builtin_sync_operation,
12220 expand_builtin_compare_and_swap,
12221 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
12224 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
12225 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
12228 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12230 * doc/tm.texi: Add brackets around the return type of
12231 TARGET_SECONDARY_RELOAD.
12233 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
12234 Richard Guenther <rguenther@suse.de>
12236 PR tree-optimization/31254
12237 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
12238 Use handled_component_p () where appropriate. Continue
12239 propagating into the rhs if we propagated into an INDIRECT_REF
12242 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12244 * config/s390/s390.md (op_type attribute): RRR instruction type added.
12245 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
12246 (xde, xdee): Mode attributes adjusted to support DFP modes.
12247 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
12248 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
12249 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
12250 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
12251 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
12252 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
12253 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
12255 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
12256 "movsf"): Insn definitions removed.
12257 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
12258 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
12259 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
12261 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
12262 "reload_in<mode>", "reload_out<mode>"): Expander added.
12263 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
12266 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12268 * config/s390/s390.md: Only non-functional changes. Renamed
12269 FPR mode macro to BFP all over the file.
12271 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12273 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
12274 (op_type attribute): RRF instruction type added.
12275 (fT0): New mode attribute.
12276 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
12277 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
12278 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
12279 instruction no secondary memory is needed when moving DFmode values
12280 between GPRs and FPRs.
12282 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12284 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
12285 inverted and documentation adjusted.
12286 ("mhard-dfp", "msoft-dfp"): New options.
12287 * config/s390/s390.c (s390_handle_arch_option): New architecture
12289 (override_options): Sanity checks for the new options added.
12290 * config.gcc: New architecture switch: z9-ec.
12291 * config/s390/s390.h (processor_flags): PF_DFP added.
12292 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
12293 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
12294 when the bit is NOT set so remove it from the defaults.
12296 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12298 * genemit.c (main): Print include statement for dfp.h.
12299 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
12302 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
12304 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
12306 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
12309 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
12310 instead of PATTERN.
12312 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12314 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
12315 attr_length_call, output_call, output_indirect_call): Cleanup
12316 formatting of targetm calls.
12318 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
12320 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
12322 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12324 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
12325 reservation, bypass and anti-bypass descriptions for these
12326 instructions. Update move patterns.
12327 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
12330 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
12332 * tree-vect-transform.c (get_initial_def_for_induction): Replace
12333 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
12334 (get_initial_def_for_reduction): Likewise.
12336 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
12338 Fix PR tree-optimization/29922
12339 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
12340 (get_representative): Removed.
12341 (value_dies_in_block_x): Update for rvuse removal.
12342 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
12343 (compute_antic_aux): Handle when PHI nodes appear in
12344 non-single-successors.
12345 (dump_bitmap_of_names): Removed.
12346 (compute_antic_safe): Renamed and removed rvuse calculation.
12347 Calculate only antic safe.
12348 (insert_into_preds_of_block): Remove assert.
12349 (execute_pre): Update for renamed functions.
12350 (defer_or_phi_translate_block): New function.
12352 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
12354 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
12355 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
12357 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
12358 Follow spelling conventions.
12360 * tree-data-ref.h: Remove the prototype for analyze_array.
12362 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
12364 PR tree-optimization/31041
12365 * tree-vect-transform.c (get_initial_def_for_induction): Call
12366 force_gimple_operand.
12368 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
12370 * ipa-type-escape.c (look_for_casts) : Revert code to use
12371 handled_component_p due to ada test a-numaux.adb.
12373 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
12375 * final.c (final_scan_insn): Alter the condition of a
12376 conditional trap if we have nonstandard CC.
12378 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12380 * configure.ac: Remove excess quoting from asm line 0 test.
12381 * configure: Rebuilt.
12383 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12385 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
12386 * c-common.c (convert_and_check): Move warning logic to...
12387 (warnings_for_convert_and_check): ...here. Define.
12388 * c-common.h (warnings_for_convert_and_check): Declare.
12390 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12392 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
12393 (output_call): Likewise.
12395 2007-03-16 Richard Sandiford <richard@codesourcery.com>
12397 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
12399 2007-03-16 Richard Sandiford <richard@codesourcery.com>
12401 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
12403 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
12405 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
12406 opteron, athlon-64 and athlon-fx processor_alias_table entries.
12408 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
12410 PR tree-optimization/31183
12411 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
12412 Use double_int instead of unsigned int for representing access_strides.
12413 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
12415 2007-03-16 Richard Guenther <rguenther@suse.de>
12417 PR tree-optimization/31146
12418 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
12419 to allow recursion of forward_propagate_addr_expr.
12420 (forward_propagate_addr_into_variable_array_index): Likewise.
12421 (forward_propagate_addr_expr): Likewise.
12422 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12423 (forward_propagate_addr_expr_1): Recurse on simple copies
12424 instead of propagating into them. Do so for useless conversions
12426 (forward_propagate_addr_expr): Clean up unused statements after
12429 2007-03-16 Richard Guenther <rguenther@suse.de>
12431 * builtins.c (expand_builtin_cexpi): Use the right argument
12432 for the expansion via cexp.
12434 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12436 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
12437 * configure: Rebuilt.
12439 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12442 * dwarf2out.c (force_type_die): Adjust comment.
12443 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
12445 2007-03-15 DJ Delorie <dj@redhat.com>
12447 * config/frv/predicates.md (minmax_operator): Don't check operands
12450 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
12452 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
12453 Update constant estimates of number of iterations.
12454 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
12455 argument renamed to "realistic".
12456 (compute_estimated_nb_iterations): Removed.
12457 (record_niter_bound): New function.
12458 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
12459 call record_nonwrapping_iv with upper = false.
12460 (infer_loop_bounds_from_signedness): Pass upper argument to
12461 record_nonwrapping_iv.
12462 (estimate_numbers_of_iterations_loop): Do not call
12463 compute_estimated_nb_iterations. Record estimate based on profile
12464 information. Initialize the constant estimates of number of
12466 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
12468 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
12469 number of iterations is too small.
12470 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
12471 (EST_NOT_AVAILABLE): Removed.
12472 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
12473 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
12476 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
12478 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
12479 Handle NE_EXPR guards.
12481 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12484 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
12485 Set also -pedantic-errors by default for the preprocessor unless
12486 -fpermissive is given.
12488 2007-03-15 Richard Guenther <rguenther@suse.de>
12490 PR middle-end/29719
12491 PR middle-end/31161
12492 * builtins.c (expand_builtin_cexpi): As a fallback if we
12493 don't have builtins for sincos or cexp create a function
12494 declaration for cexp and expand to a call to that.
12495 (expand_builtin_int_roundingfn): Always fall
12496 back to floor/ceil and its variants even if they may be
12499 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
12501 PR middle-end/31159
12502 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
12503 jump tables, move the call to delete_dead_jumptables from here...
12504 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
12505 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
12506 don't allow merging of blocks that try_redirect_by_replacing_jump
12507 also does not handle when not optimizing.
12509 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
12510 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12512 * config/i386/i386.md (x86_sahf_1): Correctly handle
12515 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
12518 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
12519 x86_64_general_operand as operand[2] predicate. Remove "iF"
12520 from operand constraints and use "e" constraint instead.
12521 (*subti3_1, *subti3_1 splitter): Ditto.
12522 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
12523 operand[1] predicate.
12525 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
12527 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
12528 arrays, multiply the access strides by the size of the sub-array.
12529 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
12531 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
12533 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
12534 the configured assembler supports the sahf mnemonic.
12535 * configure: Regenerate.
12536 * config.in: Regenerate.
12538 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
12539 emit "sahf" or ".byte\t0x9e" as asm template.
12541 2007-03-14 Michael Meissner <michael.meissner@amd.com>
12544 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
12545 option to replace hard coded TARGET_xxx in md file.
12546 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
12547 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
12548 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
12549 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
12550 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
12551 (X86_TUNE_NOT_VECTORMODE): Ditto.
12552 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
12553 (TUNE_AVOID_VECTOR_DECODE): Ditto.
12554 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
12555 (TUNE_SLOW_IMUL_IMM8): Ditto.
12556 (TUNE_MOVE_M1_VIA_OR): Ditto.
12557 (TUNE_NOT_UNPAIRABLE): Ditto.
12558 (TUNE_NOT_VECTORMODE): Ditto.
12560 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
12563 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
12564 tuning options instead of hard coded TARGET_xxx.
12565 (fix ssemode peephole2's): Ditto.
12566 (imul peephole2's): Ditto.
12568 (movdi_or_rex64): Ditto.
12569 (move peephole2): Ditto.
12570 (not peephole2's): Ditto.
12572 2007-03-14 Dirk Mueller <dmueller@suse.de>
12574 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
12575 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
12576 * c-parser.c (c_parser_if_body): Always add an empty statement in case
12578 * c-parser.c (c_parser_do_statement): Warn about empty body in
12579 do/while statement.
12580 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
12581 * doc/invoke.texi (-Wempty-body): Update documentation.
12583 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12586 * c-common.h (warn_for_div_by_zero): Declare.
12587 * c-common.c (warn_for_div_by_zero): Define.
12588 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
12591 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12593 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
12594 to PREFIX and STANDARD_PREFIX.
12596 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12597 Phil Edwards <phil@codesourcery.com>
12599 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
12600 (__gthread_once_t): Remove busy field for RTPs.
12601 (__GTHREAD_ONCE_INIT): Update accordingly.
12603 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12605 * doc/invoke.texi: Document VxWorks options.
12607 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
12609 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
12611 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
12613 PR tree-optimization/30590
12614 * tree-nrv.c (tree_nrv): Check for the partial update of the
12617 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
12619 * flags.h (flag_random_seed): Remove declaration, in favor of...
12620 * toplev.h (get_random_seed, set_random_seed): ... these.
12621 * tree.c (get_file_function_name): Use the former.
12622 * opts.c (common_handle_option): Use the latter.
12625 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
12627 PR middle-end/31127
12628 * cse.c (cse_find_path): Do not bail out if a basic block that
12629 we already visited now becomes part of a path that starts at a
12630 different basic block. Just disallow this, to make sure we
12631 visit each basic block at most once.
12633 2007-03-13 Jan Hubicka <jh@suse.cz>
12635 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
12636 attributes, when profile esitmate is present, calls with very low
12637 frequency are cold.
12639 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
12641 PR tree-optimization/30730
12642 PR tree-optimization/26900
12643 * tree-ssa-loop-niter.c: Include gmp.h.
12644 (bounds): New type.
12645 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
12646 split_to_var_and_offset, determine_value_range,
12647 bound_difference_of_offsetted_base, refine_bounds_using_guard,
12648 bound_difference, bounds_add, bounds_negate,
12649 number_of_iterations_ne_max, dump_affine_iv): New functions.
12650 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
12651 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
12652 difference of initial and final value of control iv to validate
12654 (number_of_iterations_cond): Add loop parameter. Determine bounds
12655 on the difference of the extremes of the control iv. Add dumps.
12656 (expand_simple_operations): Handle phi nodes.
12657 (simplify_using_initial_conditions): Do not record used conditions.
12658 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
12659 Do not set additional_info.
12660 (implies_nonnegative_p, implies_ge_p): Removed.
12661 (derive_constant_upper_bound): Do not use parameter `additional'.
12662 (record_estimate): Parameter `additional' removed. Parameter
12663 `i_bound' added. Do not call derive_constant_upper_bound.
12664 (record_nonwrapping_iv): Use derive_constant_upper_bound to
12665 bound the number of iterations estimate.
12666 (estimate_numbers_of_iterations_loop): Pass the estimate from
12667 the number of iterations analysis to record_estimate.
12668 * tree.h (multiple_of_p): Declare.
12669 * tree-scalar-evolution.c (expression_expensive_p): Removed.
12670 (scev_const_prop): Do not check expression_expensive_p.
12671 * fold-const.c (multiple_of_p): Exported.
12672 * double-int.c (double_int_mask): Exported.
12673 * double-int.h (double_int_mask): Declare.
12674 * tree-flow.h (struct tree_niter_desc): Removed additional_info
12675 field. Added max field.
12677 2007-03-13 David Taylor <taylor@candd.org>
12680 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
12683 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12686 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
12687 two unamed patterns.
12689 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
12691 * config/i386/i386.opt (mcx16, msahf): New options.
12692 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
12693 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
12695 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
12696 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
12697 Output -mcx16 and -msahf options when corresponding bit is set.
12699 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
12700 and -msahf options.
12702 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
12704 * configure.ac: Test for assembler tolerance to # 0 "".
12705 * configure, config.in: Rebuilt.
12706 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
12708 2007-03-13 Geoffrey Keating <geoffk@apple.com>
12710 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
12712 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
12713 (handle_syscall): Handle direct system calls.
12714 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
12716 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
12718 * doc/invoke.texi: Fix cpp.info cross-reference.
12719 * doc/passes.texi: Fix gcc.info cross-reference.
12721 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
12723 PR tree-optimization/30835
12724 * lambda-code.c (can_convert_to_perfect_nest): Check whether
12725 bb_for_stmt is not NULL before accessing it.
12727 2007-03-12 Joseph Myers <joseph@codesourcery.com>
12729 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
12732 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
12735 * doc/install.texi: Document --enable-stage1-languages
12737 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
12739 * tree-pass.h (pass_into_cfg_layout_mode,
12740 pass_outof_cfg_layout_mode): Declare.
12741 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
12742 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
12743 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
12744 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
12746 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
12748 * c-decl.c (warn_variable_length_array): New function.
12749 Refactored from grokdeclarator to handle warn_vla
12750 and handle unnamed array case.
12751 (grokdeclarator): Refactored VLA warning case.
12752 * c.opt (Wvla): New flag.
12753 * doc/invoke.texi (Wvla): New warning.
12755 2007-03-12 Richard Henderson <rth@redhat.com>
12757 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
12758 (TARGET_SECTION_TYPE_FLAGS): New.
12760 2007-03-12 Richard Henderson <rth@redhat.com>
12762 * config/darwin.c (machopic_reloc_rw_mask): New.
12763 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
12764 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
12766 2007-03-12 Mark Mitchell <mark@codesourcery.com>
12768 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
12769 * cppdefault.h (cpp_PREFIX): Document.
12770 (cpp_PREFIX_len): Likewise.
12771 (cpp_EXEC_PREFIX): New variable.
12772 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
12773 * c-incpath.c (add_standard_paths): Correct logic for relocating
12774 paths within prefix.
12776 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
12778 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
12779 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
12781 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
12782 fix_truncdfdi_sse using SSEMODEF mode macro.
12783 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
12784 fix_truncdfsi_sse using SSEMODEF mode macro.
12785 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
12786 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
12788 2007-03-12 Richard Sandiford <richard@codesourcery.com>
12790 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
12791 elfos.h to tm_file.
12793 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
12795 * tree.h : Add multiple_of_p declaration.
12796 * fold-const.c (multiple_of_p): Make multiple_of_p public.
12797 * ipa-type-escape.c (results_of_malloc): Redundant.
12798 (visited_stmts): New. Visited stmt for walk_use_def_chains.
12799 (cast_type): Extended with new members.
12800 (check_cast): Returns cast_type.
12801 (cast): New structure for data of walk_use_def_chains.
12802 (is_malloc_result, is_cast_from_non_pointer_1,
12803 is_cast_from_non_pointer,
12804 is_array_access_through_pointer_and_index): New functions.
12805 (look_for_casts): Returns cast types.
12806 (check_call): Returns void.
12807 (okay_pointer_operation): Use support of pointer plus index,
12808 pointer plus constant and allow all multiplications.
12810 2007-03-11 Richard Guenther <rguenther@suse.de>
12812 PR tree-optimization/31115
12813 * tree-vrp.c (extract_range_from_binary_expr): Make sure
12814 the shift count is positive and non-anti-range for RSHIFT_EXPR.
12815 A shift count of zero is not special as with *_DIV_EXPR.
12816 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
12819 2007-03-11 Ian Lance Taylor <iant@google.com>
12821 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
12822 the *_DIV_EXPR codes correctly with overflow infinities.
12824 2007-03-11 Ira Rosen <irar@il.ibm.com>
12826 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
12827 indicate success/failure of the analysis. Add negation to subtrahend
12828 in case of subtraction. Fail if both operands contain constants.
12829 (create_data_ref): Fail if analyze_offset fails.
12831 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
12833 * config/i386/i386.md (frndintxf2): Rename to ...
12834 (rintxf2): ... this. Remove expander having same name.
12835 (rintsf2, rintdf2): Implement using SSEMODEF macro.
12836 (roundsf2, rounddf2): Ditto.
12837 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
12838 (lround<mode>di2, lround<mode>si2): Ditto.
12840 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
12842 * lower-subreg.c: Include except.h.
12843 (decompose_multiword_subregs): Verify that the only control flow
12844 insns we can split are loads to multi-words pseudos.
12845 Handle breaking such blocks after splitting, instead of calling
12846 find_many_sub_basic_blocks.
12848 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
12849 on the new basic block. Add a lengthy comment explaining why we
12850 thought this was necessary.
12851 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
12853 2007-03-10 Mark Mitchell <mark@codesourcery.com>
12856 * tree.c (walk_type_fields): Recurse into the element type of
12857 ARRAY_TYPEs if there is a pointer set.
12859 2007-03-10 Dirk Mueller <dmueller@suse.de>
12861 * c-common.c (warn_logical_operator): Fix condition.
12863 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
12865 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
12867 * config/darwin.c (machopic_select_section): Remove superfluous
12868 argument in call to categorize_decl_for_section. Remove unused
12871 2007-03-10 Joseph Myers <joseph@codesourcery.com>
12873 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
12875 * configure: Regenerate.
12877 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
12880 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
12881 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
12882 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
12883 Add LABEL_NUSES to emitted label.
12884 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
12885 branch probability value to emitted jump insn.
12886 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
12887 Do not check life information and do not re-arrange input operands
12888 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
12890 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
12892 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
12893 the change of decode_asm_operands.
12895 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
12897 * mode-switching.c (create_pre_exit): Skip blockage insn.
12899 2007-03-09 Diego Novillo <dnovillo@redhat.com>
12901 * tree-pass.h (TODO_update_smt_usage): Remove.
12903 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
12907 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12909 * pa.c (attr_length_call): Revise condition for long
12910 pc-relative branch.
12911 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
12912 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
12913 sequence on SOM target.
12915 2007-03-09 Geoffrey Keating <geoffk@apple.com>
12917 * gcc.c: Document %{, in big comment at top.
12918 (input_suffix_matches): Remove special handling for .s and
12920 (input_spec_matches): New.
12921 (handle_braces): Handle %{,.
12922 (validate_switches): ',' indicates a value which is not a switch.
12923 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
12924 to detect assembler input.
12925 * config/i386/sol2.h (CPP_SPEC): Likewise.
12926 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
12927 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12928 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
12929 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
12930 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
12931 -m64 causes deployment target to default to 10.5.
12932 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
12934 2007-03-09 Richard Henderson <rth@redhat.com>
12937 * target.h (targetm.asm.out.reloc_rw_mask): New.
12938 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
12939 (TARGET_ASM_OUT): Use it.
12940 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
12941 * varasm.c (categorize_decl_for_section): Remove shlib argument;
12942 use the new reloc_rw_mask target hook instead.
12943 (default_section_type_flags_1): Merge into...
12944 (default_section_type_flags): ... here.
12945 (decl_readonly_section_1): Merge into...
12946 (decl_readonly_section): ... here.
12947 (default_elf_select_section_1): Merge into...
12948 (default_elf_select_section): ... here.
12949 (default_unique_section_1): Merge into...
12950 (default_unique_section): ... here.
12951 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
12952 (default_select_rtx_section): Use it.
12953 (default_elf_select_rtx_section): Likewise.
12954 * output.h: Update to match.
12955 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
12956 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
12957 (TARGET_ASM_RELOC_RW_MASK): New.
12958 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
12959 to categorize_decl_for_section.
12960 (x86_64_elf_unique_section): Likewise.
12961 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
12962 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
12963 (TARGET_ASM_RELOC_RW_MASK): New.
12964 * config/ia64/ia64.c (ia64_rwreloc_select_section,
12965 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
12966 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
12967 (TARGET_RWRELOC): Remove.
12968 (ia64_section_type_flags): Adjust call to default_section_type_flags.
12969 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
12970 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
12971 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
12972 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
12973 (rs6000_xcoff_select_section): Use decl_readonly_section.
12974 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
12975 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
12976 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
12977 (TARGET_SECTION_TYPE_FLAGS): Remove.
12978 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
12980 2007-03-09 Roger Sayle <roger@eyesopen.com>
12982 * fold-const.c (fold_comparison): Remove compile-time evaluation of
12983 complex constant equality/inequality comparisons for here.
12984 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
12985 known at compile-time or can be simplified to a scalar comparison.
12986 (fold_relational_const): Move compile-time evaluation of complex
12987 constant equality/inequality comparisons to here.
12989 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12991 PR rtl-optimization/30643
12992 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
12994 (fold_rtx): Recurse, like before 2006-11-03.
12996 2007-03-09 DJ Delorie <dj@redhat.com>
12998 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
13001 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
13003 PR tree-optimization/30375
13004 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
13005 LHS of statements is not the same.
13006 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
13008 2007-03-09 Chao-ying Fu <fu@mips.com>
13010 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
13012 * doc/invoke.texi (-mdspr2): Document new option.
13013 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
13014 New unspec for DSP REV 2.
13015 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
13016 these instructions are extended in DSP REV 2.
13017 (mips-dspr2.md): Include.
13018 * config/mips/mips.opt (mdspr2): New option.
13019 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
13020 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
13021 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
13022 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
13023 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
13024 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
13025 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
13027 (bdesc_map): Add one field of unsupported_target_flags.
13028 (bdesc_arrays): Update entries to have extra fields. Add
13030 (mips_init_builtins): Initialize new function types.
13031 Check unsupported_target_fileds to filter out builtins.
13032 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
13034 (ASM_SPEC): Pass mdspr2 to the assembler.
13035 * config/mips/mips-dspr2.md: New file.
13037 2007-03-09 Sa Liu <saliu@de.ibm.com>
13039 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
13041 2007-03-09 Ian Lance Taylor <iant@google.com>
13043 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
13044 argument) like -Wstrict-overflow=2.
13045 * doc/invoke.texi (Warning Options): Update documentation.
13047 2007-03-09 Dirk Mueller <dmueller@suse.de>
13050 * doc/invoke.texi (-Wlogical-op): Document.
13051 * common.opt (-Wlogical-op): New.
13052 * c-common.h (warn_logical_operator): Declare.
13053 * c-common.c (warn_logical_operator): Define.
13054 * c-typeck.c (parser_build_binary_op): Call
13055 warn_logical_operator.
13057 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13059 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
13060 * final.c (final_scan_insn): Test for non-"" file name.
13062 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
13064 * doc/loop.texi: Document the Omega linear constraints solver.
13065 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
13066 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
13067 omega-hash-table-size, omega-max-keys, and
13068 omega-eliminate-redundant-constraints.
13069 * tree-pass.h (pass_check_data_deps): Declared.
13072 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
13073 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
13074 pass_check_data_deps): New.
13075 * tree-data-ref.c (init_data_ref): Remove declaration.
13076 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
13077 (analyze_array): Renamed init_array_ref, move up initializations.
13078 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
13079 Removed arguments that are set to NULL.
13080 (analyze_indirect_ref): Correct indentation, correct call to
13082 (object_analysis): Call init_array_ref instead of analyze_array.
13083 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
13084 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
13085 of DR_ACCESS_FNS_ADDR.
13086 (init_omega_eq_with_af, omega_extract_distance_vectors,
13087 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
13088 ddr_consistent_p): New.
13089 (compute_affine_dependence): Check consistency of ddrs when
13090 flag_check_data_deps is passed.
13091 (analyze_all_data_dependences): Uncomment.
13092 (tree_check_data_deps): New.
13093 * tree-data-ref.h: Include omega.h.
13094 (DR_ACCESS_FNS_ADDR): Removed.
13095 (data_dependence_relation): Add inner_loop.
13096 (DDR_INNER_LOOP): New.
13097 * common.opt (fcheck-data-deps): New.
13098 * tree-flow.h (tree_check_data_deps): Declare.
13099 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
13100 (OBJS-common): Depend on omega.o.
13102 * passes.c (pass_check_data_deps): Scheduled.
13103 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
13104 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
13105 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
13106 PARAM_VECT_MAX_VERSION_CHECKS,
13107 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
13109 2007-03-09 Richard Guenther <rguenther@suse.de>
13111 PR tree-optimization/30904
13112 PR middle-end/31058
13113 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
13114 the same way as *_DIV_EXPR.
13116 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13118 * recog.c (decode_asm_operands): No mixed declarations and code.
13120 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13122 * rtl.def (ASM_INPUT): Add location.
13123 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
13124 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
13125 (decode_asm_operands): Add loc operand.
13126 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
13127 * stmt.c (expand_asm): Rename to...
13128 (expand_asm_loc): ... this. Add locus argument. Pass it on to
13129 gen_rtx_ASM_INPUT_loc.
13130 (expand_asm_expr): Adjust.
13131 * recog.c (decode_asm_operands): Add loc operand.
13132 (check_asm_operands, extract_insn): Adjust.
13133 * reload1.c (maybe_fix_stack_asms): Likewise.
13134 * final.c (asm_insn_count): Likewise.
13135 (final_scan_insn): Output # line before and after asm.
13137 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
13139 * tree-ssa-structalias.c (variable_info): Remove
13141 (new_var_info): Ditto.
13142 (shared_bitmap_info_t): New structure.
13143 (shared_bitmap_table): New variable.
13144 (shared_bitmap_hash): New function.
13145 (shared_bitmap_eq): Ditto
13146 (shared_bitmap_lookup): Ditto.
13147 (shared_bitmap_add): Ditto.
13148 (merge_smts_into): Change to take bitmap directly.
13149 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
13150 (init_alias_vars): Init shared bitmap hashtable.
13151 (delete_points_to_sets): Delete shared bitmap hashtable.
13152 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
13153 is_aliased removal as a change that was still necessary was
13156 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
13158 * config/i386/i386.h (override_options): Conditionally disable
13159 x86_sahf for 64bit targets only.
13161 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13164 * c-decl.c (merge_decls): Don't call make_var_volatile.
13165 * varasm.c (make_var_volatile): Remove.
13166 * output.h (make_var_volatile): Remove.
13168 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
13170 PR tree-optimization/31085
13171 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
13173 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13175 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
13176 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
13177 ATTR_CONST_NOTHROW_LIST.
13179 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13182 2007-03-08 Diego Novillo <dnovillo@redhat.com>
13184 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
13186 2007-03-08 Geoffrey Keating <geoffk@apple.com>
13189 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
13191 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
13192 passed, use shared libgcc.
13194 2007-03-08 Roger Sayle <roger@eyesopen.com>
13196 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
13197 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13198 (honor_protect_cleanup_actions, lower_try_finally_switch):
13200 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
13201 ifc_temp_var): Likewise.
13202 * tree-inline.c (setup_one_parameter): Likewise.
13203 * tree-mudflap.c (mf_decl_cache_locals,
13204 mf_build_check_statement_for): Likewise.
13205 * tree-nested.c (init_tmp_var, save_tmp_var,
13206 finalize_nesting_tree_1): Likewise.
13207 * tree-outof-ssa.c (insert_copy_on_edge,
13208 insert_backedge_copies): Likewise.
13209 * tree-profile.c (tree_gen_edge_profiler,
13210 tree_gen_ic_profiler): Likewise.
13211 * tree-scalar-evolution.c (scev_const_prop): Likewise.
13212 * tree-sra.c (sra_build_assignment): Likewise.
13213 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
13214 * tree-ssa-math-opts.c (insert_reciprocals,
13215 execute_cse_sincos_1): Likewise.
13216 * tree-tailcall.c (adjust_accumulator_values,
13217 adjust_return_value): Likewise.
13218 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
13219 * tree-vect-transform.c (vect_create_data_ref_ptr,
13220 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
13221 vect_create_epilog_for_reduction, vectorizable_reduction,
13222 vectorizable_call, vectorizable_conversion,
13223 vectorizable_assignment, vectorizable_operation,
13224 vectorizable_type_demotion, vect_gen_widened_results_half,
13225 vect_permute_store_chain, vectorizable_store,
13226 vect_setup_realignment, vect_permute_load_chain,
13227 vectorizable_load, vectorizable_condition,
13228 vect_create_cond_for_align_checks): Likewise.
13229 * tree-vrp.c (build_assert_expr_for): Likewise.
13231 2007-03-08 Ian Lance Taylor <iant@google.com>
13233 * tree-vrp.c: Include "intl.h".
13234 (usable_range_p): New static function.
13235 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
13236 overflowed values, juts set *strict_overflow_p.
13237 (compare_values): Only return -2 if one of the operands is not a
13239 (compare_ranges): Call usable_range_p.
13240 (compare_range_with_value): Likewise.
13241 (vrp_evaluate_conditional_warnv): Rename from
13242 vrp_evaluate_conditional. Make static. Change all callers.
13243 (vrp_evaluate_conditional): New function.
13244 (simplify_div_or_mod_using_ranges): Issue warning about reliance
13245 on signed overflow.
13246 (simplify_abs_using_ranges): Likewise.
13247 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
13248 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
13249 within_stmt parameter.
13250 * tree-ssa-propagate.c (fold_predicate_in): Update call to
13251 vrp_evaluate_conditional.
13252 * tree-ssa-threadedge.c
13253 (record_temporary_equivalences_from_stmts_at_dest): Change
13254 simplify parameter to take a second tree parameter.
13255 (simplify_control_stmt_condition): Likewise.
13256 (thread_across_edge): Likewise.
13257 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
13258 (thread_across_edge): Likewise.
13259 * Makefile.in (tree-vrp.o): Depend upon intl.h.
13261 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
13263 * config/i386/i386.h (TARGET_SAHF): New define.
13264 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
13265 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
13266 (x86_sahf): New global variable.
13267 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
13268 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
13269 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
13270 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
13272 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
13273 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
13274 when expanding fcomi/sahf based tests.
13275 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
13276 expanding sahf based alternative. Emit sahf based sequence when
13277 optimizing for code size.
13278 * config/i386/i386.md (x86_sahf_1): Do not disable for
13279 TARGET_64BIT, enable for TARGET_SAHF.
13281 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
13283 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
13284 spurious whitespace from error message.
13286 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
13289 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
13291 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
13293 * c-decl.c (grokdeclarator): Disable warnings for anonymous
13295 * tree-sra.c (instantiate_element): Propagate disabled warnings
13296 from the element itself to the created variable.
13298 2007-03-07 Richard Henderson <rth@redhat.com>
13301 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
13302 silently fix up the stack in the case of a missing register.
13304 2007-03-07 Paul Brook <paul@codesourcery.com>
13306 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
13308 2007-03-07 Joseph Myers <joseph@codesourcery.com>
13310 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
13312 (phase1_vrs): Use them.
13313 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
13314 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
13315 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
13316 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
13317 __gnu_Unwind_Restore_WMMXC if required.
13318 (_Unwind_VRS_Pop): Implement iWMMXt support.
13319 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
13320 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
13321 gnu_Unwind_Save_WMMXC): Define.
13323 2007-03-07 Richard Sandiford <richard@codesourcery.com>
13325 * config/vxworks.h (vxworks_override_options): Declare.
13326 (VXWORKS_OVERRIDE_OPTIONS): Use it.
13327 * config/vxworks.c: Include target.h and toplev.h.
13328 (vxworks_override_options): New function.
13329 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
13331 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
13333 * config/s390/s390.c (override_options): Don't emit an error when
13334 -mstack-size is used without providing -mstack-guard.
13335 (s390_emit_prologue): Choose stack_guard value automatically if not
13336 provided via command line.
13337 * doc/invoke.texi: Adjust description of -mstack-guard and
13340 2007-03-07 Richard Sandiford <richard@codesourcery.com>
13342 * config/i386/i386.c (output_set_got): Add a GOT initialization
13343 sequence for VxWorks PIC.
13344 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
13345 around labels as well as symbols. Use gotoff_operand instead
13346 of local_symbolic_operand.
13347 (legitimize_pic_address): Use gotoff_operand instead of
13348 local_symbolic_operand. Use @GOT accesses for labels as
13350 (ix86_output_addr_diff_elt): Use PC-relative rather than
13351 GP-relative offsets for VxWorks PIC.
13352 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
13353 no_new_pseudos. Check whether the returned register is op0.
13354 * config/i386/i386.md (tablejump): Use PC-relative rather than
13355 GP-relative offsets for VxWorks PIC.
13356 * config/i386/predicates.md (gotoff_operand): New predicate.
13358 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13360 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
13362 * config/vxworks-dummy.h: New file.
13363 * config/i386/i386.h: Include it.
13365 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
13367 * dwarf2out.c (is_inlined_entry_point): New
13368 (add_high_low_attributes): Emit DW_AT_entry_pc along with
13369 DW_AT_ranges if the first subblock is the entry point.
13371 2007-03-06 David Daney <ddaney@avtrex.com>
13373 * doc/install.texi (mips-*-*): Change recommended binutils
13376 2007-03-06 Anatoly Sokolov <aesok@post.ru>
13378 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
13379 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
13381 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13382 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13384 2007-03-06 Jan Hubicka <jh@suse.cz>
13386 * errors.h (warning, error, fatal, internal_error): Mark as cold.
13387 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
13389 (probably_cold_bb_p): Cold functions are cold.
13390 (probably_never_executed_bb_p): Cold functions are cold.
13391 (tree_bb_level_predictions): Predict calls to cold functions as not
13393 (compute_function_frequency): Check hot/cold attributes.
13394 * function.h (function_frequency): Update comments.
13395 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
13396 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
13397 (c_common_att): Add cold and hot.
13399 * doc/extend.texi (hot,cold attributes): Document.
13401 2007-03-06 Andrew Haley <aph@redhat.com>
13403 * function.c (expand_function_end): Move blockage to just after we
13404 emit the label for the naked return from the function.
13406 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13408 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
13411 2007-03-06 Jan Hubicka <jh@suse.cz>
13413 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
13414 loaded for constant large models. Non-large 64bit PIC can do.
13415 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
13416 * cmodel.h: Add LARGE PIC.
13417 * i386.md (UNSPEC_PLTOFF): New.
13418 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
13420 (*call_1_rex64): Disable for large models.
13421 (*call_1_rex64_large): New.
13422 (*call_value_1_rex64): Disable for large models.
13423 (*call_value_1_rex64_large): New.
13424 (set_rip_rex4): New.
13425 (set_got_offset_rex64): New.
13426 * predicates.md (constant_call_address_operand): For large model
13427 constant calls are not possible.
13428 * i386-protos.h (construct_plt_address): Declare.
13429 * i386.c (override_options): Accept large models.
13430 (ix86_expand_prologue): Expand large PIC GOT pointer load.
13431 (legitimate_constant_p): Add new UNSPECs.
13432 (legitimate_pic_operand_p): Likewise.
13433 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
13434 (legitimize_pic_address): Do easy RIP relative way for TLS only for
13436 (output_pic_addr_const): Add PLTOFF.
13437 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
13438 (ix86_expand_move): Legitimize pic address when in PIC mode.
13439 (construct_plt_address): New function.
13440 (ix86_expand_call): Offload the address to register and use GOT
13441 pointer for large model.
13442 * invoke.texi (mcmodel=large): Update documentation.
13444 2007-03-06 Richard Henderson <rth@redhat.com>
13446 * config/i386/i386.c (x86_use_leave, x86_push_memory,
13447 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
13448 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
13449 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
13450 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
13451 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
13452 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
13453 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
13454 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
13455 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
13456 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13457 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
13458 x86_sse_partial_reg_dependency, x86_sse_split_regs,
13459 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
13460 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
13461 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
13462 x86_schedule, x86_use_bt, x86_pad_returns,
13463 x86_use_xchgb): Merge into ...
13464 (ix86_tune_features): ... here. New array.
13465 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
13466 x86_bswap): Merge into ...
13467 (ix86_arch_features): ... here. New array.
13468 (x86_3dnow_a): Remove.
13469 (x86_accumulate_outgoing_args): Make static.
13470 (x86_arch_always_fancy_math_387): Make static.
13471 (ix86_tune_mask, ix86_arch_mask): Move ...
13472 (override_options): ... to local variables here. Apply the
13473 appropriate mask to each element of ix86_arch_features and
13474 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
13475 as were done in the old macros.
13476 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
13477 * config/i386/i386.h (x86_use_leave, x86_push_memory,
13478 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
13479 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
13480 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
13481 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
13482 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
13483 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
13484 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
13485 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
13486 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
13487 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13488 x86_accumulate_outgoing_args, x86_prologue_using_move,
13489 x86_epilogue_using_move, x86_decompose_lea,
13490 x86_arch_always_fancy_math_387, x86_shift1,
13491 x86_sse_partial_reg_dependency, x86_sse_split_regs,
13492 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
13493 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
13494 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
13495 x86_use_incdec, x86_pad_returns, x86_bswap,
13496 x86_partial_flag_reg_stall): Remove.
13497 (enum ix86_tune_indices): New.
13498 (ix86_tune_features): New.
13499 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
13500 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
13501 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
13502 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
13503 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
13504 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
13505 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
13506 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
13507 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
13508 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
13509 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
13510 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
13511 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
13512 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
13513 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
13514 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
13515 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
13516 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
13517 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
13518 TARGET_EXT_80387_CONSTANTS): Use it.
13519 (enum ix86_arch_indices): New.
13520 (ix86_arch_features): New.
13521 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
13522 TARGET_BSWAP): Use it.
13523 (ix86_tune_mask, ix86_arch_mask): Remove.
13525 2007-03-06 Joseph Myers <joseph@codesourcery.com>
13528 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
13529 Define using $${sysroot_headers_suffix}.
13530 * configure: Regenerate.
13531 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
13532 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
13534 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
13535 * gcc.c (print_sysroot_headers_suffix): New.
13536 (option_map): Include --print-sysroot-headers-suffix.
13537 (display_help): Mention -print-sysroot-headers-suffix.
13538 (process_command): Handle -print-sysroot-headers-suffix.
13539 (do_spec_1): Append multilib directory to include-fixed path if
13540 sysroot suffixes in use.
13541 (main): Handle -print-sysroot-headers-suffix.
13542 * Makefile.in (start.encap): Don't depend on xlimits.h
13543 (xlimits.h): Remove.
13544 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
13545 limits.h for each multilib in fixinc_list.
13546 (fixinc_list, s-fixinc_list): New.
13547 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
13548 generate them for each multilib in fixinc_list.
13549 (stmp-fixproto): Use include-fixed. Run fixproto for each
13550 multilib in fixinc_list.
13551 (mostlyclean): Don't remove xlimits.h.
13552 (clean): Remove include-fixed.
13553 (real-install-headers-tar, real-install-headers-cpio,
13554 real-install-headers-cp): Don't copy include, only include-fixed.
13555 (install-mkheaders): Depend on fixinc_list. Don't depend on
13556 xlimits.h. Save limits.h files for each multilib in fixinc_list.
13557 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
13558 SYSTEM_HEADER_DIR setting in mkheaders.conf.
13560 2007-03-06 Jan Hubicka <jh@suse.cz>
13562 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
13565 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13567 * configure.ac: Allow tm_file to contain build-directory files.
13568 * configure: Regenerate.
13569 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
13570 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
13571 * config/m68k/print-sysroot-suffix.sh: New file.
13573 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13575 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
13576 of pic_offset_table_rtx if reload_completed.
13577 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
13578 PIC_OFFSET_TABLE_REGNUM.
13579 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
13581 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
13582 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
13584 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13586 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
13587 functions that call eh_return.
13589 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13591 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
13592 functions that need a constant pool.
13594 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13597 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
13598 (m68k_preferred_reload_class): Likewise.
13599 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
13600 (SECONDARY_RELOAD_CLASS): Define.
13601 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
13602 (LIMIT_RELOAD_CLASS): Delete.
13603 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
13604 registers from storing bytes.
13605 (m68k_secondary_reload_class): New function.
13606 (m68k_preferred_reload_class): Likewise.
13608 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13610 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
13612 (m68k_expand_prologue): Likewise.
13614 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13616 * config/m68k/m68k-protos.h (output_sibcall): Declare.
13617 (mips_expand_epilogue): Add a bool parameter.
13618 (m68k_legitimize_sibcall_address): Declare.
13619 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
13620 (m68k_expand_epilogue): Add a parameter to select between sibling
13621 and normal epilogues. Only generate a return for the latter.
13622 (m68k_ok_for_sibcall_p): New function.
13623 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
13624 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
13625 (sibcall_value, *sibcall_value): Likewise.
13626 (*call, *call_value): Require !SIBLING_CALL_P.
13627 (epilogue): Update call to m68k_expand_epilogue.
13628 (sibcall_epilogue): New pattern.
13629 * config/m68k/predicates.md (const_call_operand): Say that this
13630 predicate applies to sibling calls too.
13631 (sibcall_operand): New predicate.
13633 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13635 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
13636 alternatives as movsi_cf.
13637 (movsf_cf_hard): Add commentary.
13639 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
13640 Richard Sandiford <richard@codesourcery.com>
13642 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
13643 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
13644 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
13645 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
13646 as being live on exit from an interrupt function.
13647 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
13648 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
13649 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
13650 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
13651 (m68k_interrupt_function_p): Globalize.
13652 (m68k_compute_frame_layout): Remove reverse mask code.
13653 (m68k_emit_movem, m68k_set_frame_related): New functions.
13654 (m68k_output_function_prologue): Delete in favor of...
13655 (m68k_expand_prologue): ...this new function.
13656 (m68k_output_function_epilogue): Delete in favor of...
13657 (m68k_expand_epilogue): ...this new function.
13658 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
13660 (print_operand): Handle %?.
13661 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
13662 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
13663 (prologue, epilogue): New patterns.
13664 (return): Turn into a define_expand.
13665 (*return): New pattern, derived from old "return" pattern. Use rte
13666 rather than rts for interrupt functions. Only use rtd if the pop
13668 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
13669 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
13670 (link, *link, unlink, *unlink, load_got): Likewise.
13672 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13676 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
13677 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
13678 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
13679 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
13680 and m68k_matches_u_p.
13681 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
13682 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
13683 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
13684 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
13685 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
13686 (REG_STRICT_P): New macro.
13687 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
13688 PCREL_GENERAL_OPERAND_OK.
13689 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
13690 m68k_legitimate_base_reg_p.
13691 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
13692 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
13693 (PIC_CASE_VECTOR_ADDRESS): Update comment.
13694 * config/m68k/m68k.c (m68k_address): New structure.
13695 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
13696 (m68k_decompose_index, m68k_legitimate_constant_address_p)
13697 (m68k_jump_table_ref_p, m68k_decompose_address)
13698 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
13699 (m68k_matches_u_p): New functions.
13700 (print_operand_address): Rewrite to use m68k_decompose_index.
13702 2007-03-05 David Taylor <dtaylor@emc.com>
13704 * gcc.c: Correct copyright date in --version output.
13706 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13708 * pa.md: In unamed move patterns, disparge copies between general
13709 and floating point registers using '?' modifier. Don't include 'f'
13710 constraint for register preferences in DImode, SImode, HImode and
13711 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
13712 Remove constraints for copies between general and floating registers
13713 in soft-float DFmode pattern.
13714 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
13718 2007-03-05 Mike Stump <mrs@apple.com>
13720 * c-common.c (targetcm): Add.
13721 * c-opts.c (c_common_handle_option): Handle language specific
13723 * opts.c (handle_option): Verify language for target options, if
13725 * opth-gen.awk: Add CL_LANG_ALL.
13726 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
13727 (TARGETCM_INITIALIZER): Add.
13728 * target.h (struct gcc_targetcm): Add.
13730 * targhooks.c (default_handle_c_option): Add.
13731 * targhooks.h (default_handle_c_option): Add.
13732 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
13734 * config/darwin.opt (iframework): Add.
13735 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
13736 * config/darwin-c.c (handle_c_option): Add.
13737 (TARGET_HANDLE_C_OPTION): Add.
13739 * doc/invoke.texi (Darwin Options): Add -iframework.
13741 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13743 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
13746 2007-03-05 Ian Lance Taylor <iant@google.com>
13748 * c.opt (fgnu89-inline): New option.
13749 * c-opts.c (c_common_post_options): Set default value for
13751 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
13752 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
13754 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
13755 (grokdeclarator, start_function): Likewise.
13756 * c-cppbuiltin.c (c_cpp_builtins): Define either
13757 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
13758 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
13759 (C Dialect Options): Document -fgnu89-inline.
13760 * doc/extend.texi (Function Attributes): Explain what the
13761 gnu_inline attribute does.
13762 * doc/cpp.texi (Common Predefined Macros): Document
13763 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13765 2007-03-05 Ian Lance Taylor <iant@google.com>
13767 PR tree-optimization/31034
13768 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
13769 half-range if the other side is an overflow infinity.
13771 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
13773 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
13774 (bfin*-linux-uclibc*): New configuration.
13775 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
13777 * config/bfin/linux.h: New file.
13778 * config/bfin/libgcc-bfin.ver: New file.
13779 * config/bfin/t-bfin-uclinux: New file.
13780 * config/bfin/t-bfin-linux: New file.
13781 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
13782 (TARGET_OS_CPP_BUILTINS): New macro.
13784 2007-03-05 Richard Guenther <rguenther@suse.de>
13786 * fold-const.c (fold_binary): Remove duplicate folding
13787 of comparison of non-null ADDR_EXPR against null.
13789 2007-03-05 Richard Guenther <rguenther@suse.de>
13790 Dorit Nuzman <dorit@il.ibm.com>
13792 PR tree-optimization/26420
13793 * tree-vectorizer.c (vectorize_loops): Bail out early if there
13794 are no loops in the function. Only print the number of
13795 vectorized loops if it is greater than zero or we are supposed
13796 to print information about unvectorized loops.
13798 2007-03-05 Revital Eres <eres@il.ibm.com>
13800 * gcc.dg/var-expand1.c: New test.
13801 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
13802 when an accumulator is expanded.
13804 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13807 * c-common.c (convert_and_check): Don't give warnings for
13808 conversion if 'expr' already overflowed.
13810 2007-03-04 Roger Sayle <roger@eyesopen.com>
13812 PR middle-end/30744
13813 * fold-const.c (fold_comparison): Enforce type consistency when
13814 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
13816 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
13818 * tree-ssa-address.c (create_mem_ref): Do not put an expression
13819 containing a cast to the base of TARGET_MEM_REF.
13821 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
13823 * tree.c (tree_contains_struct_check_failed): Remove spurious
13824 whitespace from error message.
13826 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
13829 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
13830 instead of precision.
13832 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
13833 Nathan Sidwell <nathan@codesourcery.com>
13835 * emit-rtl.c (find_auto_inc): New.
13836 (try_split): recreate REG_INC notes,
13837 Use regular for loops rather than whiles.
13839 2007-03-03 Andreas Schwab <schwab@suse.de>
13841 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
13842 * configure: Regenerate.
13844 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13846 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
13847 flag_rounding_math, not flag_unsafe_math_optimizations.
13849 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
13851 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
13852 alpha_fold_vector_minmax): Likewise.
13853 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13854 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
13856 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
13858 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
13859 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
13860 if the lhs has side-effects.
13861 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
13863 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13865 * config/i386/i386.h (TUNEMASK): Remove define.
13866 (ARCHMASK): Remove define.
13867 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
13868 Use ix86_arch_mask variable instead of ARCHMASK.
13869 * config/i386/i386.c (override_options): Ditto.
13870 (standard_80387_constant_p): Ditto.
13872 2007-03-02 Ian Lance Taylor <iant@google.com>
13874 Used signed infinities in VRP.
13875 * tree-vrp.c (uses_overflow_infinity): New static function.
13876 (supports_overflow_infinity): New static function.
13877 (make_overflow_infinity): New static function.
13878 (negative_overflow_infinity): New static function.
13879 (positive_overflow_infinity): New static function.
13880 (is_negative_overflow_infinity): New static function.
13881 (is_positive_overflow_infinity): New static function.
13882 (is_overflow_infinity): New static function.
13883 (overflow_infinity_range_p): New static function.
13884 (compare_values_warnv): New function split out of compare_values.
13885 (compare_value): Call it.
13886 (set_value_range_to_nonnegative): Add overflow_infinity
13887 parameter. Change caller.
13888 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
13890 (vrp_expr_computes_nonzero): Likewise.
13891 (compare_ranges, compare_range_with_value): Likewise.
13892 (compare_name_with_value, compare_names): Likewise.
13893 (vrp_evaluate_conditional): Likewise.
13894 (set_value_range): Handle infinity
13895 (vrp_operand_equal_p, operand_less_p): Likewise.
13896 (extract_range_from_assert): Likewise.
13897 (vrp_int_const_binop): Likewise.
13898 (extract_range_from_binary_expr): Likewise.
13899 (extract_range_from_unary_expr): Likewise.
13900 (extract_range_from_comparison): Likewise.
13901 (extract_range_from_expr): Likewise.
13902 (dump_value_range): Likewise.
13903 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
13904 (test_for_singularity): Likewise.
13905 (vrp_int_const_binop): Remove inline qualifier.
13906 (adjust_range_with_scev): Add comment.
13907 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
13909 2007-03-02 Diego Novillo <dnovillo@redhat.com>
13911 * tree-ssa-structalias.c (could_have_pointers): Tidy.
13912 (get_constraint_for): Likewise.
13913 (do_structure_copy): Likewise.
13914 (find_func_aliases): Fix references to MODIFY_EXPR.
13915 (intra_create_variable_infos): Tidy.
13916 * tree-ssa-operands.c (add_virtual_operand): Add argument
13918 When adding members of alias sets, if IS_CALL_SITE is true and
13919 the symbol is not call-clobbered, skip it.
13920 Adjust all callers.
13922 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
13924 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
13925 entry by means of emit_insn_at_entry.
13927 2007-03-02 Richard Henderson <rth@redhat.com>
13929 * expr.h (promoted_input_arg): Remove decl.
13930 * function.c (promoted_input_arg): Merge into ...
13931 * combine.c (setup_incoming_promotions): ... only caller.
13932 Rearrange to avoid double loop.
13934 2007-03-02 Ben Elliston <bje@au.ibm.com>
13935 Peter Bergner <bergner@vnet.ibm.com>
13936 Janis Johnson <janis187@us.ibm.com>
13938 * config/rs6000/dfp.md: New file.
13939 * config/rs6000/rs6000.md: Include dfp.md.
13940 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
13941 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
13942 and TDmode decimal float modes in FP registers.
13943 (num_insns_constant): Likewise.
13944 (rs6000_legitimate_offset_address_p): Likewise.
13945 (rs6000_legitimize_address): Likewise.
13946 (rs6000_legitimize_reload_address): Likewise.
13947 (rs6000_legitimate_address): Likewise.
13948 (rs6000_emit_move): Likewise.
13949 (function_arg_boundary): Likewise.
13950 (function_arg_advance): Likewise.
13951 (rs6000_darwin64_record_arg_recurse): Likewise.
13952 (function_arg): Likewise.
13953 (rs6000_gimplify_va_arg): Likewise.
13954 (rs6000_split_multireg_move): Likewise.
13955 (rs6000_output_function_epilogue): Likewise.
13956 (rs6000_output_function_epilogue): Likewise.
13957 (rs6000_register_move_cost): Likewise.
13958 (rs6000_function_value): Likewise.
13959 (rs6000_libcall_value): Likewise.
13961 2007-03-02 Richard Sandiford <richard@codesourcery.com>
13963 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
13965 2007-03-02 Richard Sandiford <richard@codesourcery.com>
13967 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
13968 Use $MULTIDIR to choose between the kernel and RTP headers,
13969 and use $WIND_BASE and $WIND_USR to locate them.
13971 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13973 * config/i386/i386.c (override_options): Put initialization of
13974 ix86_tune_mask and ix86_arch_mask to the correct place.
13976 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13977 Michael Meissner <michael.meissner@amd.com>
13980 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
13981 (ARCHMASK): Define.
13982 (TARGET_CMOVE): Use ARCHMASK.
13983 (TARGET_CMPXCHG): Ditto.
13984 (TARGET_CMPXCHG8B): Ditto.
13985 (TARGET_XADD): Ditto.
13986 (TARGET_BSWAP): Ditto.
13987 * config/i386/i386.c (ix86_tune_mask): New global variable.
13988 (ix86_arch_mask): Ditto.
13989 (override_options): Initialize ix86_tune_mask and
13990 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
13993 2007-03-02 Ben Elliston <bje@au.ibm.com>
13996 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
13998 2007-03-02 Joseph Myers <joseph@codesourcery.com>
14000 * target.h (init_dwarf_reg_sizes_extra): New target hook.
14001 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
14002 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
14003 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
14005 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
14006 rs6000_init_dwarf_reg_sizes_extra): New.
14007 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
14008 SPE register high parts.
14010 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
14012 * Makefile.in: Add install-pdf target as
14013 copied from automake v1.10 rules.
14014 * configure.ac: Add install-pdf to target list.
14015 * configure: Regenerate.
14017 2007-03-01 Paul Brook <paul@codesourcery.com>
14019 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
14020 modes to LDRD for DImode.
14021 (output_move_double): Fixup out of range ldrd/strd.
14022 (vfp_secondary_reload_class): Rename...
14023 (coproc_secondary_reload_class): ... to this. Add wb argument.
14024 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
14025 coproc_secondary_reload_class for CLASS_IWMMXT.
14026 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
14027 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
14029 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
14031 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
14032 unroll factor by the estimated number of iterations.
14033 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
14034 than prefetch latency.
14036 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
14037 decode_caches_intel, detect_caches_intel): New functions.
14038 (host_detect_local_cpu): Use detect_caches_amd and
14039 detect_caches_intel.
14041 2007-03-01 Richard Henderson <rth@redhat.com>
14043 * expr.c (emit_move_complex_push): Export.
14044 (emit_move_complex_parts): Split out from ...
14045 (emit_move_complex): ... here.
14046 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
14047 * config/i386/i386.md (movcdi): New.
14049 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
14051 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
14052 size of mode1 to check for tieable modes in MMX case.
14054 2007-03-01 Richard Sandiford <richard@codesourcery.com>
14056 * Makefile.in (rtlanal.o): Depend on tree.h.
14057 * rtl.h (offset_within_section_p, split_const): Declare.
14058 * rtlanal.c: Include tree.h.
14059 (offset_within_block_p): New function, taken from
14060 mips_offset_within_object_p.
14061 (split_const): New function, taken from mips_split_const.
14062 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
14064 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14065 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
14066 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
14067 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
14068 (m68k_illegitimate_symbolic_constant_p): New function.
14069 * config/m68k/m68k.md (movsi): Remove misleading predicates.
14070 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
14071 symbolic constant that might be outside the symbol's section,
14072 move the symbol first and then add the offset.
14073 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
14075 * config/mips/mips.c (mips_split_const): Delete.
14076 (mips_offset_within_object_p): Delete.
14077 (mips_symbolic_constant_p): Use offset_within_section_p and
14078 split_const instead of mips_offset_within_object_p and
14080 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
14081 (mips_legitimize_const_move, print_operand_reloc)
14082 (mips_dangerous_for_la25_p): Use split_const instead of
14085 2007-02-28 Eric Christopher <echristo@apple.com>
14087 * Makefile.in (install-include-dir): Don't rm -rf include.
14089 2007-02-28 Richard Guenther <rguenther@suse.de>
14091 PR middle-end/30364
14092 * fold-const.c (fold_binary): Do not associate expressions
14093 with more than one variable for integer types that do not wrap.
14095 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
14097 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
14098 Delete, and replace with...
14099 (fold_builtin_call_array): This. Update callers to use it.
14100 * fold-const.c (fold_build_call_list): Delete, and replace with...
14101 (fold_build_call_array): This.
14102 (fold_build_call_list_initializer): Delete, and replace with...
14103 (fold_build_call_array_initializer): This.
14104 * tree.h: Update declarations to reflect above changes.
14106 * c-typeck.c (build_function_call): Store converted arguments
14107 in a stack-allocated array instead of building a list.
14108 (convert_arguments): Store arguments in the array passed in as an
14109 argument, and return the actual number of arguments.
14110 * c-format.c: (check_function_format): Pass arguments in an
14111 array instead of a list.
14112 * c-common.c (check_function_nonnull): Likewise.
14113 (check_function_sentinel): Likewise.
14114 (check_function_arguments): Likewise.
14115 * c-common.h: Update declarations to reflect above changes.
14117 2007-02-28 Jan Hubicka <jh@suse.cz>
14119 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
14120 PRED_NEGATIVE_RETURN): Update outcomes.
14122 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
14124 * calls.c (emit_library_call_value_1): Handle partial registers
14125 correctly when building up CALL_INSN_FUNCTION_USAGE.
14127 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14129 * pa/predicates.md (move_src_operand): Allow zero for mode.
14130 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
14133 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
14136 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
14137 *movv2df_internal): Enable pattern only for valid operand
14139 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
14140 tie only 128bit modes. For MMX registers, tie only 64bit modes.
14142 2007-02-27 Mike Stump <mrs@apple.com>
14144 * config/darwin-crt3.c: Avoid compilation when compiling for a
14147 2007-02-27 Joseph Myers <joseph@codesourcery.com>
14149 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
14151 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
14152 for fixed headers and limits.h.
14153 (install-include-dir, install-headers-tar, install-headers-cpio,
14154 install-headers-cp, real-install-headers-tar,
14155 real-install-headers-cpio, real-install-headers-cp): Handle
14156 include-fixed as well as include.
14157 (install-mkheaders): Don't install files that go only in include
14159 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
14160 from GCC_INCLUDE_DIR.
14161 * gcc.c (process_command): Remove special -BstageN/ handling.
14162 (do_spec_1): Add include-fixed directories.
14164 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14166 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
14168 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
14170 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
14173 2007-02-27 Mark Mitchell <mark@codesourcery.com>
14175 * c-common.c (get_priority): Add check for
14176 SUPPORTS_INIT_PRIORITY.
14178 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14180 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
14182 * config/bfin/bfin.c: Include "cfglayout.h".
14183 (MAX_LSETUP_DISTANCE): New macro.
14184 (struct loop_info): New members incoming, incoming_src and
14185 incoming_dest. Delete member predecessor.
14186 (length_for_loop): New function.
14187 (bfin_optimize_loop): Handle more different loop structures.
14188 (bfin_discover_loop): Rework detection of predecessor blocks by
14189 examining incoming edges.
14190 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
14192 (bfin_reorder_loops): New function.
14193 (bfin_reorg_loops): Use these three new functions.
14195 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
14196 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
14197 (CONSTRAINT_LEN): Add entry for 'q'.
14198 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
14199 Add 'q' constraints.
14200 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
14201 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
14203 * config/bfin/bfin.md (add_with_carry): New pattern.
14204 (s_or_u, su_optab, su_modifier): New code macros/attrs.
14205 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
14206 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
14207 support unsigned multiplies too. Removed incorrect commutativity from
14208 operand 1 constraint where appropriate.
14209 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
14211 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
14212 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
14214 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
14215 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
14216 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
14217 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
14218 usmulhisi_hh_huh): New patterns.
14220 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
14221 lshifthi3): Fix output template to use half reg for operand 2.
14223 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
14226 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
14228 2007-02-27 Andreas Schwab <schwab@suse.de>
14230 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
14232 2007-02-27 Jan Hubicka <jh@suse.cz>
14234 * predict.c (last_basic_block_p): Remove.
14235 (tree_estimate_probability): Update return heuristic for commonized
14238 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
14240 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
14242 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
14244 * doc/include/gcc-common.texi (versionsubtitle): New macro.
14245 * doc/cpp.texi: Standardize title page.
14246 * doc/cppinternals.texi: Likewise.
14247 * doc/gcc.texi: Standardize title page, remove version number
14248 from copyright page.
14249 * doc/gccint.texi: Likewise.
14250 * doc/install.texi: Standardize title page, add table of
14253 2007-02-26 Jan Hubicka <jh@suse.cz>
14255 * predict.def: Set outcomes according to more recent results.
14256 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
14257 Remove dead predictors.
14258 * predict.c (return_prediction): Fix pasto.
14260 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14262 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
14263 change; avoid a memory leak when returning early.
14265 2007-02-26 Mark Mitchell <mark@codesourcery.com>
14267 * c-decl.c (static_ctors): Move to c-common.c.
14268 (static_dtors): Likewise.
14269 (finish_function): Use c_record_cdtor_fn.
14270 (build_cdtor): Move to c-common.c.
14271 (c_write_global_declarations): Use c_build_cdtor_fns.
14272 * c-common.h (static_ctors): Declare.
14273 (static_dtors): Likewise.
14274 (c_record_cdtor_fn): Likewise.
14275 (c_build_cdtor_fns): Likewise.
14276 * c-common.c (static_ctors): New variable.
14277 (static_dtors): Likewise.
14278 (c_record_cdtor_fn): New function.
14279 (build_cdtor): Move from c-decl.c
14280 (c_build_cdtor_fns): New function.
14282 * output.h (assemble_addr_to_section): Declare.
14283 (get_cdtor_priority_section): Likewise.
14284 * varasm.c (assemble_addr_to_section): New function.
14285 (get_cdtor_priority_section): Likewise.
14286 (default_named_section_asm_out_destructor): Use them.
14287 (destor_dtor_section_asm_out_destructor): Likewise.
14288 (default_named_section_asm_out_constructor): Likewise.
14289 (default_ctor_section_asm_out_constructor): Likewise.
14290 * config.gcc (*-*-vxworks*): Include vxworks.o.
14291 * config/t-vxworks (vxworks.o): New target.
14292 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
14293 (TARGET_ASM_CONSTRUCTOR): Define.
14294 (TARGET_ASM_DESTRUCTOR): Likewise.
14295 (vxworks_asm_out_constructor): Declare.
14296 (vxworks_asm_out_destructor): Likewise.
14298 * c-common.c (get_priority): Check that we have not just an
14299 INTEGER_CST, but an integer constant with integeral type.
14301 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
14303 PR tree-optimization/30938
14304 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
14305 use &dt[nargs-1] instead of &dt[nargs] in the call to
14306 vect_is_simple_use().
14308 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
14310 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
14311 from register elimination as PRE_MODIFY / POST_MODIFY increments.
14312 Do not attempt to handle MEM inside auto-inc expressions.
14313 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
14314 of a register modified by an auto-inc expression. However, do handle
14315 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
14316 (elimination_effects): Prohibit elimination of a register modified
14317 by an auto-inc expression. Disable register elimination rules whose
14318 target register is modified by an auto-inc expression with variable
14321 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
14323 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
14325 (array_at_struct_end_p): New function.
14326 (idx_infer_loop_bounds): Use it.
14327 (estimate_numbers_of_iterations_loop): Export.
14328 * predict.c (predict_loops): Use estimated_loop_iterations_int.
14329 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
14330 (tree_estimate_probability): Call record_loop_exits.
14331 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
14332 (estimated_loop_iterations, estimated_loop_iterations_int,
14333 estimated_loop_iterations_tree): New functions.
14334 (analyze_siv_subscript_cst_affine,
14335 compute_overlap_steps_for_affine_1_2,
14336 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
14337 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
14338 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
14339 (PRED_LOOP_ITERATIONS_GUESSED): New.
14340 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
14341 * cfgloop.h (estimate_numbers_of_iterations_loop,
14342 estimated_loop_iterations_int): Declare.
14344 2007-02-25 Mark Mitchell <mark@codesourcery.com>
14346 * doc/extend.texi: Document optional priority argument to
14347 constructors and destructors.
14348 * tree.c (init_priority_for_decl): Adjust GTY markers.
14349 (init_ttree): Use priority-info hash functions for
14350 init_priority_for_decl.
14351 (tree_map_eq): Rename to ...
14352 (tree_map_base_eq): ... this.
14353 (tree_map_marked_p): Rename to ...
14354 (tree_map_base_marked_p): ... this.
14355 (tree_map_base_hash): New function.
14356 (decl_init_priority_lookup): Rework.
14357 (decl_fini_priority_lookup): New function.
14358 (decl_priority_info): New function.
14359 (decl_init_priority_insert): Use it.
14360 (decl_fini_priority_insert): Likewise.
14361 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
14363 (decl_restrict_base_insert): Likewise.
14364 (decl_debug_expr_insert): Likewise.
14365 (decl_value_expr_lookup): Likewise.
14366 (decl_value_expr_insert): Likewise.
14367 * tree.h (priority_type): New type.
14368 (decl_init_priority_lookup): Use priority_type.
14369 (decl_fini_priority_lookup): New function.
14370 (decl_init_priority_insert): Use priority_type.
14371 (decl_fini_priority_insert): New function.
14372 (DECL_HAS_INIT_PRIORITY): Tweak comments.
14373 (DECL_INIT_PRIORITY): Likewise.
14374 (SET_DECL_INIT_PRIORITY): Add comment.
14375 (DECL_FINI_PRIORITY): New macro.
14376 (SET_DECL_FINI_PRIORITY): Likewise.
14377 (DEFAULT_INIT_PRIORITY): Document.
14378 (MAX_INIT_PRIORITY): Likewise.
14379 (MAX_RESERVED_INIT_PRIORITY): Likewise.
14380 (tree_map_base): New type.
14381 (tree_map_base_eq): New function.
14382 (tree_map_base_hash): Likewise.
14383 (tree_map_base_marked_p): Likewise.
14384 (tree_map): Inherit from tree_map_base.
14385 (tree_map_eq): Make it a macro.
14386 (tree_map_marked_p): Likewise.
14387 (tree_int_map): Inherit from tree_map_base.
14388 (tree_int_map_eq): Make it a macro.
14389 (tree_int_map_hash): Likewise.
14390 (tree_int_map_marked_p): Likewise.
14391 (tree_priority_map): New type.
14392 (tree_priority_map_eq): New macro.
14393 (tree_priority_map_hash): Likewise.
14394 (tree_priority_map_marked_p): Likewise.
14395 * varasm.c (emults_decl): Adjust for refactoring of tree_map
14397 (emutls_common_1): Likewise.
14398 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
14399 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
14400 of tree_map hierarchy.
14401 * tree-cfg.c (move_stmt_r): Likewise.
14402 (new_label_mapper): Likewise.
14403 * c-tree.h (c_expand_body): Move to ...
14404 * c-common.h (c_expand_body): ... here.
14405 * c-decl.c (c_expand_body): Move to ...
14406 * c-common.c (c_expand_body): ... here.
14407 (c_common_attribute_table): Allow 1 argument for the constructor
14408 and destructor attributes.
14409 (get_priority): New function.
14410 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
14411 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
14413 2007-02-24 Jan Hubicka <jh@suse.cz>
14415 PR middle-end/30509
14416 * tree-inline.c (copy_bb): Produce exact copy of EH info when
14417 copying for inlining.
14419 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
14420 Jan Hubicka <jh@suse.cz>
14423 * i386.c (counter_mode): New function.
14424 (expand_set_or_movmem_via_loop): Use it.
14425 (expand_movmem_epilogue): Likewise; fix pasto.
14426 (ix86_expand_movmem): Do emit guard even for constant counts.
14427 (ix86_expand_setmem): Likewise.
14429 2007-02-25 Nick Clifton <nickc@redhat.com>
14431 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
14432 (JUMP_TABLES_IN_TEXT_SECTION): Define.
14434 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
14437 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
14438 count argument with 0x10, not with 0x16.
14439 (expand_setmem_epilogue): Ditto.
14441 2007-02-24 Mike Stump <mrs@apple.com>
14443 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
14446 2007-02-24 Richard Guenther <rguenther@suse.de>
14448 PR middle-end/30951
14449 * fold-const.c (fold_binary): Fold x +- CST op x for
14450 EQ_EXPR and NE_EXPR.
14452 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14454 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
14456 2007-02-24 Jan Hubicka <jh@suse.cz>
14458 * cgraphunit.c (decide_is_function_needed): Honor
14459 -fkeep-inline-functions.
14461 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14463 * builtins.c (fold_builtin_modf): New.
14464 (fold_builtin_2): Use it.
14466 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
14468 * loop-iv.c (implies_p): Detect additional cases where A implies B.
14469 (determine_max_iter): Take additional LOOP arg; all callers changed.
14470 Lose broken logic dealing with PLUS. Try to limit the upper bound by
14471 one using simplifications.
14472 (simplify_using_initial_values): Return if the expression becomes
14473 invalid due to altered regs.
14475 2007-02-23 DJ Delorie <dj@redhat.com>
14477 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
14479 2007-02-23 Mike Stump <mrs@apple.com>
14481 * tlink.c (scan_linker_output): Parse linker messages from
14482 darwin9's linker better.
14484 2007-02-23 Steve Ellcey <sje@cup.hp.com>
14487 * varpool.c (varpool_assemble_pending_decls): Set
14488 varpool_last_needed_node to null.
14490 2007-02-23 DJ Delorie <dj@redhat.com>
14492 * config/i386/i386.c (ix86_data_alignment): Don't specify an
14493 alignment bigger than the object file can handle.
14495 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
14498 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
14499 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
14500 (*movsf_1): Penalize MMX moves.
14502 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
14504 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
14505 2^32-1 or more times unless flag_unsafe_loop_optimizations.
14507 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
14509 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14511 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
14512 (fold_builtin_1): Use them.
14513 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
14514 BUILT_IN_SIGNIFICAND.
14516 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
14518 * config/i386/i386.c (bdesc_1arg): Initialize
14519 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
14520 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
14521 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
14522 and IX86_BUILTIN_MOVSLDUP.
14524 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
14526 PR rtl-optimization/30841
14527 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
14529 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14531 * builtins.c (fold_builtin_frexp): New.
14532 (fold_builtin_2): Use it.
14534 2007-02-22 Mark Mitchell <mark@codesourcery.com>
14536 * doc/invoke.texi (Spec Files): Document getenv spec function.
14538 * gcc.c (getenv_spec_function): New function.
14539 (static_spec_functions): Add it.
14540 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
14541 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
14544 2007-02-22 Michael Matz <matz@suse.de
14547 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
14548 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
14550 2007-02-22 Ian Lance Taylor <iant@google.com>
14553 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
14554 (mem_loc_descriptor): Call it.
14556 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
14557 Ira Rosen <irar@il.ibm.com>
14559 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
14561 2007-02-22 Ira Rosen <irar@il.ibm.com>
14563 PR tree-optimization/30843
14564 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
14565 stores only after all the group is vectorized.
14567 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
14569 PR tree-optimization/30858
14570 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
14571 in the reduction cycle have a single use in the loop.
14572 * tree-vectorizer.h (relevant): Add documentation.
14574 2007-02-20 Mike Stump <mrs@apple.com>
14576 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
14577 * configure: Regenerate.
14579 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14581 Change the defaults of some parameters and options.
14582 * config/spu/spu-protos.h (spu_optimization_options): Declare.
14583 * config/spu/spu.c (spu_optimization_options): Add.
14584 (spu_override_options): Change params in spu_optimization_options.
14585 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
14587 Register 127 is only 16 byte aligned when used as a frame pointer.
14588 * config/spu/spu-protos.h (spu_init_expanders): Declare.
14589 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
14590 HARD_FRAME_POINTER_REGNUM.
14591 (spu_legitimate_address): Use regno_aligned_for_reload.
14592 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
14593 aligned when frame_pointer_needed is true.
14594 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
14596 * config/spu/spu.h (INIT_EXPANDERS): Define.
14598 Make sure shift and rotate instructions have valid immediate operands.
14599 * config/spu/predicates.md (spu_shift_operand): Remove.
14600 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
14601 * config/spu/constraints.md (W, O): Extend range.
14602 * config/spu/spu.md (umask, nmask): Define.
14603 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
14604 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
14605 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
14606 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
14607 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
14608 (lshr<mode>3_reg): Fix rtl description.
14610 Make sure mulhisi immediate operands are valid.
14611 * config/spu/predicates.md (imm_K_operand): Add.
14612 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
14614 Generate constants using fsmbi and andi.
14615 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
14616 (print_operand, spu_split_immediate, classify_immediate,
14617 fsmbi_const_p): Handle IC_FSMBI2.
14619 Correctly handle a CONST_VECTOR containing symbols.
14620 * config/spu/spu.c (print_operand): Handle HIGH correctly.
14621 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
14622 (immediate_load_p): Allow symbols that use 2 instructions to create.
14623 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
14624 with symbols when flag_pic is set.
14625 (const_vector_immediate_p): New.
14626 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
14627 accept a CONST_VECTOR with symbols.
14628 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
14629 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
14631 * config/spu/spu.md (high, low): Delete.
14632 (low_<mode>): Define.
14634 Remove INTRmode and INTR_REGNUM, which didn't work.
14635 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
14637 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
14638 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
14639 peephole2 pattern): Don't use INTR or 131.
14640 (movintrcc): Delete.
14641 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
14642 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
14643 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
14644 (UNSPEC_SET_INTR): Add.
14645 * config/spu/spu-modes.def (INTR): Remove.
14647 More accurate warnings about run-time relocations.
14648 * config/spu/spu.c (reloc_diagnostic): Test in_section.
14650 Correctly warn about immediate arguments to specific intrinsics.
14651 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
14652 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
14653 the instruction predicate.
14655 Fix tree check errors with latest update.
14656 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
14658 (spu_expand_builtin): Use CALL_EXPR_FN.
14660 Add missing specific intrinsics.
14661 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
14663 * config/spu/spu_internals.h: Ditto.
14665 Fix incorrect operand modifiers.
14666 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
14667 * config/spu/spu.md (xor<mode>3): Change %S to %J.
14669 Optimize one case of zero_extend of a vec_select.
14670 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
14672 Accept any immediate for hbr.
14673 * config/spu/spu.md (hbr): Change s constraints to i.
14675 2007-02-21 Paul Brook <paul@codesourcery.com>
14677 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
14678 condexec_count when skipping USE and CLOBBER.
14680 2007-02-21 Nick Clifton <nickc@redhat.com>
14682 * common.opt (Warray-bounds): Add Warning attribute.
14683 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
14685 (fsized-zeroes): Add Optimization attribute.
14686 (fsplit-wide-types, ftree-scev-cprop): Likewise.
14687 * c.opt (Wc++0x-compat): Add Warning attribute.
14689 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
14691 PR middle-end/30761
14692 * reload1.c (eliminate_regs_in_insn): In the single_set special
14693 case, attempt to re-recognize the insn before falling back to
14694 having reload fix it up.
14696 2007-02-20 Eric Christopher <echristo@gmail.com>
14698 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
14699 Rewrite accordingly.
14700 (frv_read_iacc_argument): Ditto.
14701 (frv_expand_set_builtin): Take a call instead of arglist, update for
14703 (frv_expand_unop_builtin): Ditto.
14704 (frv_expand_binop_builtin): Ditto.
14705 (frv_expand_cut_builtin): Ditto.
14706 (frv_expand_binopimm_builtin): Ditto.
14707 (frv_expand_voidbinop_builtin): Ditto.
14708 (frv_expand_int_void2arg): Ditto.
14709 (frv_expand_prefetches): Ditto.
14710 (frv_expand_voidtriop_builtin): Ditto.
14711 (frv_expand_voidaccop_builtin): Ditto.
14712 (frv_expand_load_builtin): Ditto.
14713 (frv_expand_store_builtin): Ditto.
14714 (frv_expand_mdpackh_builtin): Ditto.
14715 (frv_expand_mclracc_builtin): Ditto.
14716 (frv_expand_mrdacc_builtin): Ditto.
14717 (frv_expand_mwtacc_builtin): Ditto.
14718 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
14721 2007-02-20 Janis Johnson <janis187@us.ibm.com>
14723 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
14724 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
14726 (HAVE_GAS_DFP): Check for assembler support of decimal floating
14727 point instructions.
14728 * configure: Regenerate.
14729 * config.in: Regenerate.
14730 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
14731 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
14732 masks to power6 and power6x and to POWERPC_MASKS.
14733 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14735 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
14736 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
14737 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14738 Access PROTOTYPE as variable, not mask.
14740 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
14742 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
14743 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
14744 * combine.c (adjust_for_new_dest): Use it.
14745 * postreload.c (reload_combine): Likewise.
14747 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
14749 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
14750 notes on an insn with multiple sets, even if single_set returns
14751 non-NULL for that insn.
14753 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14755 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
14756 scalbn and scalbln.
14758 2007-02-20 Geoffrey Keating <geoffk@apple.com>
14760 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
14761 if user didn't pass it.
14762 * config/i386/darwin.h (CC1_SPEC): Likewise.
14763 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
14764 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
14765 -mmacosx-version-min.
14767 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14768 Uros Bizjak <ubizjak@gmail.com>
14770 * optabs.h (enum optab_index): Add new OTI_scalb.
14771 (scalb_optab): Define corresponding macro.
14772 * optabs.c (init_optabs): Initialize scalb_optab.
14773 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
14775 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
14776 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
14777 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
14778 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
14779 flag_unsafe_math_optimizations is set.
14781 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
14782 to implement scalbf, scalb and scalbl built-ins as inline x87
14785 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14786 DJ Delorie <dj@redhat.com>
14789 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
14790 (diagnostic_report_diagnostic): ... here, and turn them into real
14791 errors. If warnings are inhibited, no need to do anything.
14793 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
14795 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
14796 better code generation.
14798 2007-02-20 Ben Elliston <bje@au.ibm.com>
14800 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
14802 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
14804 * config/alpha/alpha.c, config/alpha/alpha.md,
14805 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
14806 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
14807 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
14808 config/arm/lib1funcs.asm: Follow spelling conventions.
14810 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
14811 config/fr30/fr30.md, config/i386/i386.h,
14812 config/iq2000/iq2000.h, config/iq2000/predicates.md,
14813 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
14814 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
14815 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
14816 config/rs6000/altivec.md, config/rs6000/rs6000.c,
14817 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
14818 config/sparc/sparc.c, config/sparc/sparc.h,
14819 config/sparc/sparc.md, config/spu/constraints.md,
14820 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
14823 2007-02-20 Alan Modra <amodra@bigpond.net.au>
14826 * varasm.c (use_blocks_for_decl_p): Return false for decls with
14829 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
14831 * doc/invoke.texi (-ftree-lrs): Remove.
14833 2007-02-19 Diego Novillo <dnovillo@redhat.com>
14835 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
14838 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
14840 * config/ia64/ia64.c (ia64_expand_builtin): Use the
14841 new CALL_EXPR_FN macro for retrieving the function
14842 declaration of the input expression.
14844 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14846 * c.opt (Waddress): New.
14847 * common.opt (Walways-true): Delete.
14848 (Wstring-literal-comparison): Delete.
14849 * doc/invoke.texi (Warning Options): Delete -Walways-true and
14850 -Wstring-literal-comparison. Add -Waddress.
14852 (Walways-true): Delete.
14853 (Wstring-literal-comparison): Delete.
14854 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
14855 consistently instead of -Walways-true in example.
14856 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
14857 * c-typeck.c (parser_build_binary_op): Replace
14858 -Wstring-literal-comparison and -Walways-true with -Waddress.
14859 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
14862 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
14864 * tree-cfg.c (dump_function_to_file): Be prepared for functions
14865 without DECL_STRUCT_FUNCTION initialized.
14867 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
14869 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
14870 due to calls to functions taking pointers as parameters.
14872 2007-02-19 Richard Henderson <rth@redhat.com>
14875 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
14878 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
14880 * config/s390/s390.c (s390_call_saved_register_used,
14881 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
14882 accessed to the new scheme.
14884 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14886 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
14887 (cris_print_index, cris_print_operand, cris_print_operand_address)
14888 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
14889 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
14890 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
14891 GET_CODE () == xxx.
14892 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
14893 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
14894 GO_IF_LEGITIMATE_ADDRESS): Ditto.
14895 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
14896 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
14897 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
14898 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
14899 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
14900 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
14901 (uminsi3, call, call_value): Ditto.
14902 (define_split: indir_to_reg_split, unnamed): Ditto.
14904 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
14906 PR tree-optimization/30975
14907 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
14910 2007-02-18 Eric Christopher <echristo@gmail.com>
14912 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
14913 Remove use of arglist.
14914 (mips_expand_builtin): Remove use of arglist, pass in expr.
14915 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
14916 (mips_expand_builtin_movtf): Ditto.
14917 (mips_expand_builtin_compare): Ditto.
14919 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
14921 * tree-sra.c (sra_build_assignment): Replace assertion
14922 checking with a comment explaining why it can't be done.
14924 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
14926 PR middle-end/30833
14927 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
14928 during CALL_EXPR representation conversion.
14929 * tree-ssa-propagate.c (set_rhs): Likewise.
14931 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
14933 * tree-sra.c (sra_build_assignment): Disable assertion checking
14936 2007-02-18 Roger Sayle <roger@eyesopen.com>
14938 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
14939 instead of calling build2 with a GIMPLE_MODIFY_STMT.
14940 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
14942 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
14943 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
14944 gimplify_init_ctor_eval_range, gimple_push_cleanup,
14945 gimplify_omp_for, gimplify_omp_atomic_pipeline,
14946 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
14947 force_gimple_operand): Likewise.
14948 * ipa-cp.c (constant_val_insert): Likewise.
14949 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
14950 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
14951 perfect_nestify): Likewise.
14952 * langhooks.c (lhd_omp_assignment): Likewise.
14953 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
14954 lower_copyprivate_clauses, lower_send_clauses,
14955 lower_send_shared_vars, expand_parallel_call,
14956 expand_omp_for_generic, expand_omp_for_static_nochunk,
14957 expand_omp_for_static_chunk, expand_omp_sections,
14958 lower_omp_single_copy, lower_omp_for_lastprivate,
14959 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
14960 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14961 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
14964 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
14966 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
14967 config/sh/sh.md: Follow spelling conventions.
14969 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
14970 config/frv/predicates.md: Follow spelling conventions.
14972 * config/m68k/linux-unwind.h: Fix a comment typo.
14973 * target.h: Follow spelling conventions.
14975 2007-02-18 Roger Sayle <roger@eyesopen.com>
14977 PR rtl-optimization/28173
14978 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
14979 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
14980 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
14981 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
14982 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
14984 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14986 * builtins.c (fold_builtin_load_exponent): New.
14987 (fold_builtin_2): Use it.
14989 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
14991 PR rtl-optimization/30773
14992 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
14993 if we fail to attach a REG_EQUIV note.
14995 2007-02-18 David Edelsohn <edelsohn@gnu.org>
14996 Roger Sayle <roger@eyesopen.com>
14998 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
15000 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
15002 * calls.c (initialize_argument_information): Pass original EXP
15003 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
15004 code to split complex arguments here, as part of initializing the
15006 (expand_call): Remove code that builds a list of arguments and
15007 inserts implicit arguments into it. Instead, just count how many
15008 implicit arguments there will be so we can determine the size of
15009 the ARGS array, and let initialize_argument_information do the work.
15010 (split_complex_values): Delete unused function.
15012 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
15014 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
15016 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
15018 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
15019 for arg pointer based indexed addressing.
15021 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
15023 * config/ia64/ia64.h, config/ia64/ia64.md,
15024 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
15025 spelling conventions.
15027 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15029 * config/m68k/m68k.c (split_di): New.
15030 * config/m68k/m68k-protos.h: Declare split_di.
15031 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
15032 Improve predicate handling and split constant shifts.
15034 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15036 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
15037 parameter for register bitfield operations, general predicates
15040 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15042 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
15043 * config/m68k/linux-unwind.h: New file.
15045 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
15047 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
15048 config/i386/athlon.md, config/ia64/ia64.md,
15049 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
15050 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
15051 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
15052 tree-ssa-loop-niter.c, tree-vect-analyze.c,
15053 tree-vect-transform.c: Fix comment typos.
15055 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
15057 * sched-deps.c (find_insn_list): Remove.
15058 * sched-int.h: Remove the prototype for find_insn_list.
15060 2007-02-16 Geoffrey Keating <geoffk@apple.com>
15062 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
15064 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
15065 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
15066 darwin_rs6000_override_options.
15067 (C_COMMON_OVERRIDE_OPTIONS): Expect
15068 darwin_macosx_version_min to be non-NULL always.
15069 (TARGET_C99_FUNCTIONS): Likewise.
15070 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
15071 (DARWIN_MINVERSION_SPEC): New.
15072 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
15073 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
15075 (DARWIN_MINVERSION_SPEC): New.
15076 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
15078 * config/darwin-c.c (darwin_cpp_builtins): Expect
15079 darwin_macosx_version_min to be non-NULL always.
15081 * config/rs6000/rs6000.c: Clean up trailing whitespace.
15083 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
15085 * config/i386/i386.h (x86_use_xchgb): New.
15086 (TARGET_USE_XCHGB): New macro.
15087 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
15088 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
15089 Split after reload into bswaphi for shifts of 8.
15090 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
15091 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
15092 or when optimizing for size.
15094 2007-02-16 Richard Guenther <rguenther@suse.de>
15095 Christian Bruel <christian.bruel@st.com>
15097 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
15098 DECLs but prefer SSA_NAMEs over DECLs.
15100 2007-02-16 Richard Guenther <rguenther@suse.de>
15102 * tree-flow-inline.h (single_imm_use_p): Remove.
15103 (zero_imm_uses_p): Likewise.
15104 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
15105 instead of single_imm_use_p.
15106 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
15109 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15112 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
15113 nested double- and backquotes.
15115 2007-02-15 Roger Sayle <roger@eyesopen.com>
15117 PR middle-end/30391
15118 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
15119 should be unreachable.
15120 (build2_stat): Allow construction of MODIFY_EXPR at any time.
15121 For the time being redirect GIMPLE_MODIFY_STMT to the new
15122 (renamed) build_gimple_modify_stmt_stat.
15123 (build2_gimple_stat): Rename to...
15124 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
15125 Always build a GIMPLE_MODIFY_STMT node.
15126 * tree.h (build2_gimple, build2_gimple_stat): Delete.
15127 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
15130 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
15131 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
15132 * tree-complex.c (set_component_ssa_name, expand_complex_move,
15133 expand_complex_div_wide): Likewise.
15134 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
15135 * tree-ssa-loop-im.c (schedule_sm): Likewise.
15136 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
15137 * tree-ssa-loop-manip.c (create_iv): Likewise.
15138 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
15139 abs_replacement): Likewise.
15140 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
15141 realify_fake_stores): Likewise.
15143 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
15144 node rather than a GIMPLE_MODIFY_STMT node.
15145 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
15146 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
15148 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
15149 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
15150 GIMPLE_MODIFY_STMT.
15152 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15154 PR middle-end/30433
15155 * fold-const.c (fold_comparison): Add back the
15156 folding of constant complex comparisions.
15158 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15160 PR middle-end/30729
15161 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
15162 effects unknown to this function, return early.
15164 2007-02-15 Ian Lance Taylor <iant@google.com>
15166 * lower-subreg.c (move_eh_region_note): New static function.
15167 (resolve_simple_move): Call it.
15168 (decompose_multiword_subregs): Track blocks for which we resolve a
15169 simple move which is also a control flow insn. Pass them to
15170 find_many_sub_basic_blocks.
15171 (pass_lower_subreg): Add TODO_verify_flow.
15172 (pass_lower_subreg2): Likewise.
15174 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15175 Brooks Moses <brooks.moses@codesourcery.com>
15176 Lee Millward <lee.millward@codesourcery.com>
15178 * tree.h (enum tree_code_class): Add tcc_vl_exp.
15179 (VL_EXP_CLASS_P): New.
15180 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
15182 (TREE_OPERAND_CHECK_CODE): Likewise.
15183 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
15184 (TREE_RTL_OPERAND_CHECK): Likewise.
15185 (tree_operand_check_failed): Make second parameter the whole tree
15186 instead of its code. Fixed callers.
15187 (VL_EXP_CHECK): New.
15188 (TREE_OPERAND_LENGTH): New.
15189 (VL_EXP_OPERAND_LENGTH): New.
15190 (CALL_EXPR_FN): New.
15191 (CALL_EXPR_STATIC_CHAIN): New.
15192 (CALL_EXPR_ARGS): New.
15193 (CALL_EXPR_ARG): New.
15194 (call_expr_nargs): New.
15195 (CALL_EXPR_ARGP): New.
15196 (build_nt_call_list): Declare.
15197 (build_vl_exp_stat): Declare.
15198 (build_vl_exp): New.
15199 (build_call_list): Declare.
15200 (build_call_nary): Declare.
15201 (build_call_valist): Declare.
15202 (build_call_array): Declare.
15203 (call_expr_arg): Declare.
15204 (call_expr_argp): Declare.
15205 (call_expr_arglist): Declare.
15206 (fold_build_call_list): Declare.
15207 (fold_build_call_list_initializer): Declare.
15208 (fold_call_expr): Declare to replace fold_builtin.
15209 (fold_builtin_fputs): Update to agree with modified definition.
15210 (fold_builtin_strcpy): Likewise.
15211 (fold_builtin_strncpy): Likewise.
15212 (fold_builtin_memory_chk): Likewise.
15213 (fold_builtin_stxcpy_chk): Likewise.
15214 (fold_builtin_strncpy_chk): Likewise.
15215 (fold_builtin_next_arg): Likewise.
15216 (fold_build_call_expr): Declare.
15217 (fold_builtin_call_list): Declare.
15218 (fold_builtin_call_valist): Declare.
15219 (build_call_expr): Declare.
15220 (validate_arglist): Update to agree with modified definition.
15221 (tree_operand_length): New.
15222 (call_expr_arg_iterator): New.
15223 (init_call_expr_arg_iterator): New.
15224 (next_call_expr_arg): New.
15225 (first_call_expr_arg): New.
15226 (more_call_expr_args_p): New.
15227 (FOR_EACH_CALL_EXPR_ARG): New.
15229 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
15230 and tcc_gimple_stmt.
15231 (tree_code_size): Update documentation. Use sizeof (tree) rather
15232 than sizeof (char *).
15233 (tree_size): Likewise. Add case for tcc_vl_exp.
15234 (tree_node_structure): Add case for tcc_vl_exp.
15235 (contains_placeholder_p): Likewise.
15236 (substitute_in_expr): Likewise.
15237 (substitute_placeholder_in_expr): Likewise.
15238 (stabilize_reference_1): Likewise.
15239 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
15240 to diagnose breakage of this interface for constructing CALL_EXPRs.
15241 (build_nt): Add similar assertion here.
15242 (build_nt_call_list): New.
15243 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
15244 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
15246 (get_callee_fndecl): Use new CALL_EXPR accessors.
15247 (tree_operand_check_failed): Change parameters to pass entire node
15248 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
15249 (process_call_operands): New.
15250 (build_vl_exp_stat): New.
15251 (build_call_list): New.
15252 (build_call_nary): New.
15253 (build_call_valist): New.
15254 (build_call_array): New.
15255 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15256 (call_expr_arglist): New.
15258 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
15259 tcc_vl_exp instead of a fixed-size tcc_expression.
15261 * doc/c-tree.texi (CALL_EXPR): Document new representation and
15262 accessors for CALL_EXPRs.
15263 (AGGR_INIT_EXPR): Likewise.
15265 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15266 Brooks Moses <brooks.moses@codesourcery.com>
15267 Lee Millward <lee.millward@codesourcery.com>
15269 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
15270 (expand_builtin_nonlocal_goto): Change parameter to be entire
15271 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
15272 (expand_builtin_prefetch): Likewise.
15273 (expand_builtin_classify_type): Likewise.
15274 (mathfn_built_in): Return NULL_TREE instead of 0.
15275 (expand_errno_check): Use new CALL_EXPR accessors.
15276 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
15277 Return NULL_RTX instead of 0.
15278 (expand_builtin_mathfn_2): Likewise.
15279 (expand_builtin_mathfn_3): Likewise.
15280 (expand_builtin_interclass_mathfn): Likewise.
15281 (expand_builtin_sincos): Likewise.
15282 (expand_builtin_cexpi): Likewise.
15283 (expand_builtin_int_roundingfn): Likewise.
15284 (expand_builtin_int_roundingfn_2): Likewise.
15285 (expand_builtin_pow): Likewise.
15286 (expand_builtin_powi): Likewise.
15287 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
15288 of arglist, fixing callers appropriately. Use new CALL_EXPR
15289 accessors and constructors. Return NULL_RTX instead of 0.
15290 (expand_builtin_strstr): Likewise.
15291 (expand_builtin_strchr): Likewise.
15292 (expand_builtin_strrchr): Likewise.
15293 (expand_builtin_strpbrk): Likewise.
15294 (expand_builtin_memcpy): Likewise.
15295 (expand_builtin_mempcpy): Likewise.
15296 (expand_builtin_mempcpy_args): New.
15297 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
15298 (expand_builtin_memmove_args): New.
15299 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
15300 (expand_movstr): Likewise.
15301 (expand_builtin_strcpy): Likewise.
15302 (expand_builtin_strcpy_args): New.
15303 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
15304 (expand_builtin_strncpy): Likewise.
15305 (expand_builtin_memset): Likewise.
15306 (expand_builtin_memset_args): New.
15307 (expand_builtin_bzero): Similarly to expand_builtin_memset.
15308 (expand_builtin_memcmp): Likewise.
15309 (expand_builtin_strcmp): Likewise.
15310 (expand_builtin_strncmp): Likewise.
15311 (expand_builtin_strcat): Likewise.
15312 (expand_builtin_strncat): Likewise.
15313 (expand_builtin_strspn): Likewise.
15314 (expand_builtin_strcspn): Likewise.
15315 (expand_builtin_args_info): Likewise.
15316 (expand_builtin_va_start): Likewise.
15317 (gimplify_va_arg_expr): Likewise.
15318 (expand_builtin_va_end): Likewise.
15319 (expand_builtin_va_copy): Likewise.
15320 (expand_builtin_frame_address): Likewise.
15321 (expand_builtin_alloca): Likewise.
15322 (expand_builtin_bswap): Likewise.
15323 (expand_builtin_unop): Likewise.
15324 (expand_builtin_fputs): Likewise.
15325 (expand_builtin_expect): Likewise.
15326 (expand_builtin_fabs): Likewise.
15327 (expand_builtin_copysign): Likewise.
15328 (expand_builtin_printf): Likewise.
15329 (expand_builtin_fprintf): Likewise.
15330 (expand_builtin_sprintf): Likewise.
15331 (expand_builtin_init_trampoline): Likewise.
15332 (expand_builtin_signbit): Likewise.
15333 (expand_builtin_fork_or_exec): Likewise.
15334 (expand_builtin_sync_operation): Likewise.
15335 (expand_builtin_compare_and_swap): Likewise.
15336 (expand_builtin_lock_test_and_set): Likewise.
15337 (expand_builtin_lock_release): Likewise.
15338 (expand_builtin): Likewise.
15339 (builtin_mathfn_code): Likewise.
15341 (fold_builtin_constant_p): Pass call arguments individually instead
15342 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15343 accessors and constructors. Return NULL_TREE instead of 0.
15344 (fold_builtin_expect): Likewise.
15345 (fold_builtin_classify_type): Likewise.
15346 (fold_builtin_strlen): Likewise.
15347 (fold_builtin_nan): Likewise.
15348 (integer_valued_real_p): Likewise.
15349 (fold_trunc_transparent_mathfn): Likewise.
15350 (fold_fixed_mathfn): Likewise.
15351 (fold_builtin_cabs): Likewise.
15352 (fold_builtin_sqrt): Likewise.
15353 (fold_builtin_cbrt): Likewise.
15354 (fold_builtin_cos): Likewise.
15355 (fold_builtin_cosh): Likewise.
15356 (fold_builtin_tan): Likewise.
15357 (fold_builtin_sincos): Likewise.
15358 (fold_builtin_cexp): Likewise.
15359 (fold_builtin_trunc): Likewise.
15360 (fold_builtin_floor): Likewise.
15361 (fold_builtin_ceil): Likewise.
15362 (fold_builtin_round): Likewise.
15363 (fold_builtin_int_roundingfn): Likewise.
15364 (fold_builtin_bitop): Likewise.
15365 (fold_builtin_bswap): Likewise.
15366 (fold_builtin_logarithm): Likewise.
15367 (fold_builtin_hypot): Likewise.
15368 (fold_builtin_pow): Likewise.
15369 (fold_builtin_powi): Likewise.
15370 (fold_builtin_exponent): Likewise.
15371 (fold_builtin_memset): Likewise.
15372 (fold_builtin_bzero): Likewise.
15373 (fold_builtin_memory_op): Likewise.
15374 (fold_builtin_bcopy): Deleted; call site changed to invoke
15375 fold_builtin_memory_op directly.
15376 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
15377 (fold_builtin_strncpy): Likewise.
15378 (fold_builtin_memcmp): Likewise.
15379 (fold_builtin_strcmp): Likewise.
15380 (fold_builtin_strncmp): Likewise.
15381 (fold_builtin_signbit): Likewise.
15382 (fold_builtin_copysign): Likewise.
15383 (fold_builtin_isascii): Likewise.
15384 (fold_builtin_toascii): Likewise.
15385 (fold_builtin_isdigit): Likewise.
15386 (fold_builtin_fabs): Likewise.
15387 (fold_builtin_abs): Likewise.
15388 (fold_builtin_fmin_fmax): Likewise.
15389 (fold_builtin_carg): Likewise.
15390 (fold_builtin_classify): Likewise.
15391 (fold_builtin_unordered_cmp): Likewise.
15393 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
15394 New functions split out from fold_builtin_1.
15395 (fold_builtin_n): New.
15396 (fold_builtin_varargs): New.
15397 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
15399 (fold_call_expr): New.
15400 (build_function_call_expr): Rewrite to use new helper function.
15401 (fold_builtin_call_list): New.
15402 (build_call_expr): New.
15403 (fold_builtin_call_valist): New.
15404 (rewrite_call_expr): New.
15405 (validate_arg): New.
15406 (validate_arglist): Change parameter to be entire CALL_EXPR instead
15407 of an arglist. Change return type to bool. Use new CALL_EXPR
15410 (fold_builtin_strstr): Pass call arguments individually instead
15411 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15412 accessors and constructors. Return NULL_TREE instead of 0.
15413 (fold_builtin_strchr): Likewise.
15414 (fold_builtin_strrchr): Likewise.
15415 (fold_builtin_strpbrk): Likewise.
15416 (fold_builtin_strcat): Likewise.
15417 (fold_builtin_strncat): Likewise.
15418 (fold_builtin_strspn): Likewise.
15419 (fold_builtin_strcspn): Likewise.
15420 (fold_builtin_fputs): Likewise.
15421 (fold_builtin_next_arg): Likewise.
15422 (fold_builtin_sprintf): Likewise.
15424 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
15425 NULL_RTX instead of 0.
15426 (expand_builtin_memory_chk): Likewise.
15427 (maybe_emit_chk_warning): Likewise.
15428 (maybe_emit_sprintf_chk_warning): Likewise.
15430 (fold_builtin_object_size): Pass call arguments individually instead
15431 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15432 accessors and constructors. Return NULL_TREE instead of 0.
15433 (fold_builtin_memory_chk): Likewise.
15434 (fold_builtin_stxcpy_chk): Likewise.
15435 (fold_builtin_strncpy_chk): Likewise.
15436 (fold_builtin_strcat_chk): Likewise.
15437 (fold_builtin_strcat_chk): Likewise.
15438 (fold_builtin_strncat_chk): Likewise.
15439 (fold_builtin_sprintf_chk): Likewise.
15440 (fold_builtin_snprintf_chk): Likewise.
15441 (fold_builtin_printf): Likewise.
15442 (fold_builtin_vprintf): Likewise.
15444 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
15446 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
15447 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15448 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
15449 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
15450 (fold_unary): Likewise.
15451 (fold_binary): Likewise.
15452 (fold_ternary): Remove CALL_EXPR case, since they are no longer
15453 ternary expressions.
15454 (fold): Add logic for tcc_vl_exp.
15455 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
15456 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15457 (fold_build3_stat): Add assertion to flag broken interface for
15458 constructing CALL_EXPRs.
15459 (fold_build_call_list): New.
15460 (fold_build_call_list_initializer): New.
15461 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
15463 (fold_strip_sign_ops): Likewise.
15465 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15466 Brooks Moses <brooks.moses@codesourcery.com>
15467 Lee Millward <lee.millward@codesourcery.com>
15469 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
15470 accessors and dump arguments explicitly.
15472 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
15474 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
15476 (print_call_name): Use new CALL_EXPR accessors.
15478 * print-tree.c (print_node): Add case tcc_vl_exp. Print
15479 CALL_EXPR arguments explicitly instead of as a list. Use
15480 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15482 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
15483 (vrp_visit_stmt): Likewise.
15485 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
15486 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
15488 (force_move_till_expr): Likewise.
15490 * targhooks.c (default_external_stack_protect_fail): Use
15491 build_call_expr instead of build_function_call_expr.
15492 (default_hidden_stack_protect_fail): Likewise.
15494 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
15497 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
15498 and walk arguments explicitly.
15500 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
15501 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15502 (expand_simple_operations): Likewise.
15503 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
15505 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
15506 of TREE_CODE_LENGTH.
15507 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
15509 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
15510 instead of TREE_CODE_LENGTH.
15512 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
15513 (tree_ic_transform): Likewise.
15514 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
15515 parameter instead of arglist. Fix callers.
15516 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
15517 (tree_stringops_transform): Likewise.
15518 (tree_indirect_call_to_profile): Likewise.
15519 (tree_stringops_values_to_profile): Likewise.
15521 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
15522 (eliminate_tail_call): Likewise.
15524 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
15526 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
15527 Use TREE_OPERAND_LENGTH and generalize to handle any number of
15529 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
15531 * omp-low.c (build_omp_barrier): Use build_call_expr.
15532 (lower_rec_input_clauses): Likewise.
15533 (lower_reduction_clauses): Likewise.
15534 (expand_parallel_call): Likewise.
15535 (maybe_catch_exception): Likewise.
15536 (expand_omp_for_generic): Likewise.
15537 (expand_omp_for_static_nochunk): Likewise.
15538 (expand_omp_sections): Likewise.
15539 (lower_omp_single_simple): Likewise.
15540 (lower_omp_single_copy): Likewise.
15541 (lower_omp_master): Likewise.
15542 (lower_omp_ordered): Likewise.
15543 (lower_omp_critical): Likewise.
15545 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
15546 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
15548 * tree-gimple.c (is_gimple_call_addr): Fix doc.
15549 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
15550 TREE_CODE_LENGTH. Add tcc_vl_exp case.
15552 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
15553 and generalize to handle any number of operands.
15554 (chrec_contains_undetermined): Likewise.
15555 (tree_contains_chrecs): Likewise.
15556 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
15558 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
15560 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
15561 fold_call_expr instead of fold_builtin.
15562 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
15563 match declarations there.
15564 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
15567 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
15568 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15570 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
15571 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
15573 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
15576 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
15577 (execute_cse_sincos): Use new CALL_EXPR accessors.
15579 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
15581 * gimple-low.c (lower_function_body): Use build_call_expr.
15582 (lower_builtin_setjmp): Likewise.
15584 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
15585 (set_storage_via_libcall): Likewise.
15586 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
15587 instead of TREE_CODE_LENGTH.
15588 (expand_expr_real_1): Use new CALL_EXPR accessors.
15590 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
15591 generalize to handle any number of operands.
15592 (TB_parent_eq): Likewise.
15594 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
15595 (strip_builtin_expect): Likewise.
15597 * function.c (gimplify_parameters): Use build_call_expr.
15599 * tree-vectorizer.c (vect_is_simple_reduction): Use
15600 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15602 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
15603 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
15605 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
15608 * gimplify.c (build_stack_save_restore): Use build_call_expr.
15609 (gimplify_decl_expr): Likewise.
15610 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
15611 Use new CALL_EXPR iterators.
15612 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
15613 (gimplify_modify_expr_to_memset): Likewise.
15614 (gimplify_variable_sized_compare): Likewise.
15615 (gimplify_omp_atomic_fetch_op): Likewise.
15616 (gimplify_omp_atomic_pipeline): Likewise.
15617 (gimplify_omp_atomic_mutex): Likewise.
15618 (gimplify_function_tree): Likewise.
15620 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
15621 (call_expr_flags): Likewise.
15622 (expand_call): Likewise.
15624 * except.c (expand_builtin_eh_return_data_regno): Pass entire
15625 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
15628 * coverage.c (create_coverage): Use build_call_expr.
15630 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
15631 (temp_call_expr_obstack): New.
15632 (pool_copy_list): Delete.
15633 (temp_copy_call_expr): New.
15634 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
15635 CALL_EXPR accessors. Get rid of special goo for copying argument
15636 lists and use temp_copy_call_expr instead.
15637 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
15638 CALL_EXPR accessors.
15639 (create_expression_by_pieces): Likewise. Use build_call_array
15640 to construct the result instead of fold_build3.
15641 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
15642 dealing with argument lists.
15643 (init_pre): Remove references to expression_node_pool and
15644 list_node_pool. Init temp_call_expr_obstack instead.
15645 (fini_pre): Remove references to expression_node_pool and
15648 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
15649 and walk arguments explicitly instead of as a list.
15651 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
15652 (mx_register_decls): Likewise.
15653 (mudflap_register_call): Likewise.
15654 (mudflap_finish_file): Likewise.
15656 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
15657 (ipa_callsite_compute_param): Likewise.
15659 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
15660 accessors and constructor.
15662 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
15663 accessors and constructor.
15664 (convert_tramp_reference): Likewise.
15665 (convert_call_expr): Likewise.
15666 (finalize_nesting_tree_1): Likewise.
15668 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
15671 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
15673 * tree-inline.c (initialize_inlined_parameters): Pass entire
15674 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
15676 (estimate_num_insns_1): Use new CALL_EXPR accessors.
15677 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
15679 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
15680 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15681 (vectorizable_reduction): Likewise.
15682 (vectorizable_call): Use new CALL_EXPR iterators.
15683 (vectorizable_conversion): Use build_call_expr.
15684 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
15685 (vect_gen_widened_results_half): Use build_call_expr.
15686 (vect_setup_realignment): Likewise.
15687 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
15689 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
15690 (pass_through_call): Likewise.
15691 (compute_object_sizes): Likewise. Use fold_call_expr instead of
15694 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
15695 (tree_gen_pow2_profiler): Likewise.
15696 (tree_gen_one_value_profiler): Likewise.
15697 (tree_gen_ic_func_profiler): Likewise.
15698 (tree_gen_average_profiler): Likewise.
15699 (tree_gen_ior_profiler): Likewise.
15701 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
15702 (find_func_aliases): Use new CALL_EXPR accessors. Add case
15703 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15705 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
15706 of TREE_CODE_LENGTH.
15708 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
15709 of TREE_CODE_LENGTH.
15711 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
15713 (convert_to_integer): Likewise.
15715 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
15718 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15719 Brooks Moses <brooks.moses@codesourcery.com>
15720 Lee Millward <lee.millward@codesourcery.com>
15722 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
15724 * config/frv/frv.c (frv_expand_builtin): Likewise.
15725 * config/s390/s390.c (s390_expand_builtin): Likewise.
15727 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
15728 (sparc_expand_builtin): Use new CALL_EXPR accessors.
15730 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
15731 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
15732 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
15733 (ix86_expand_store_builtin): Likewise.
15734 (ix86_expand_unop_builtin): Likewise.
15735 (ix86_expand_unop1_builtin): Likewise.
15736 (ix86_expand_sse_compare): Likewise.
15737 (ix86_expand_sse_comi): Likewise.
15738 (ix86_expand_vec_init_builtin): Likewise.
15739 (ix86_expand_vec_ext_builtin): Likewise.
15740 (ix86_expand_vec_set_builtin): Likewise.
15741 (ix86_expand_builtin): Use new CALL_EXPR accessors.
15743 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
15744 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
15746 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
15747 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
15748 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
15750 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
15752 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
15753 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
15754 arglist. Use new CALL_EXPR accessors. Fix callers.
15755 (altivec_expand_abs_builtin): Likewise.
15756 (rs6000_expand_binop_builtin): Likewise.
15757 (altivec_expand_predicate_builtin): Likewise.
15758 (altivec_expand_lv_builtin): Likewise.
15759 (spe_expand_stv_builtin): Likewise.
15760 (altivec_expand_stv_builtin): Likewise.
15761 (rs6000_expand_ternop_builtin): Likewise.
15762 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
15763 (altivec_expand_st_builtin): Likewise.
15764 (altivec_expand_dst_builtin): Likewise.
15765 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
15766 arglist. Use new CALL_EXPR accessors. Fix callers.
15767 (altivec_expand_vec_set_builtin): Likewise.
15768 (altivec_expand_vec_ext_builtin): Likewise.
15769 (altivec_expand_builtin): Use new CALL_EXPR accessors.
15770 (spe_expand_builtin): Likewise.
15771 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
15772 arglist. Use new CALL_EXPR accessors. Fix callers.
15773 (spe_expand_evsel_builtin): Likewise.
15774 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
15775 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
15777 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
15778 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
15779 (arm_expand_unop_builtin): Likewise.
15780 (arm_expand_builtin): Use new CALL_EXPR accessors.
15782 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
15785 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
15786 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
15788 (bfin_expand_unop_builtin): Likewise.
15789 (bfin_expand_builtin): Use new CALL_EXPR accessors.
15791 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15792 Brooks Moses <brooks.moses@codesourcery.com>
15793 Lee Millward <lee.millward@codesourcery.com>
15795 * c-semantics.c (build_stmt): Add internal diagnostic check.
15797 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
15798 accessors. Print arguments explicitly instead of as a list.
15800 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
15802 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
15803 (c_finish_omp_flish): Likewise.
15805 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
15806 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
15807 instead of TREE_CODE_LENGTH.
15808 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
15809 (c_warn_unused_result): Likewise.
15811 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15814 * doc/invoke.texi (Warning Options): Remove
15815 -Werror-implicit-function-declaration.
15816 (Wimplicit-function-declaration): Update description.
15817 * opts.c (common_handle_option): Move handling of -Werror=* to...
15818 (enable_warning_as_error): ...here.
15819 * opts.h (enable_warning_as_error): Declare.
15820 * c-decl.c (implicit_decl_warning): Unless
15821 -Wno-implicit-function-declaration is given, emit a pedwarn if
15822 -std=c99 or emit a warning if -Wimplicit-function-declaration.
15823 * c.opt (Wimplicit-function-declaration): Replace
15824 mesg_implicit_function_declaration with
15825 warn_implicit_function_declaration.
15826 * c-opts.c (c_common_handle_option):
15827 -Werror-implicit-function-declaration is exactly equal as
15828 -Werror=implicit-function-declaration.
15829 (set_Wimplicit): Replace mesg_implicit_function_declaration with
15830 warn_implicit_function_declaration.
15831 (c_common_post_options): -Wimplict-function-declaration is enabled
15832 by default by -std=c99, otherwise is disabled by default.
15833 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
15835 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
15837 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
15838 DECL on the rhs to a DECL on the lhs for debug info purposes if the
15839 former is ignored but not the latter.
15841 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
15843 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
15844 is made and the reference doesn't use the alias set of its type,
15845 do not create the temporary using that type.
15847 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
15849 * jump.c: Remove prototypes for delete_computation and
15850 delete_prior_computation.
15852 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
15854 * jump.c (get_label_after): Delete.
15855 (get_label_before, delete_computation, delete_jump,
15856 delete_prior_computation, follow_jumps): Move...
15857 * reorg.c (delete_computation, delete_prior_computation): ... here...
15858 (get_label_before, delete_jump): ... making these static ...
15859 (follow_jumps): ... and simplifying this since it only runs after
15861 * rtl.h (get_label_after, get_label_before, delete_jump,
15862 follow_jumps): Delete prototypes.
15864 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
15866 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
15868 2007-02-15 Nick Clifton <nickc@redhat.com>
15870 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
15871 order to prevent it from being munged by the target.
15873 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
15875 * config/i386/i386.md: Remove misleading comment.
15877 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15879 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
15880 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
15883 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15885 * tree-sra.c (instantiate_missing_elements): Canonicalize
15887 (sra_build_assignment): New.
15888 (generate_copy_inout, generate_element_copy,
15889 generate_element_zero, generate_one_element_init): Use it.
15891 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15893 * tree-sra.c (instantiate_missing_elements): Canonicalize
15895 (sra_build_assignment): New.
15896 (generate_copy_inout, generate_element_copy,
15897 generate_element_zero, generate_one_element_init): Use it.
15899 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15901 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
15904 2007-02-14 Joseph Myers <joseph@codesourcery.com>
15906 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
15907 types as aggregates not scalars.
15908 * function.c (assign_stack_temp_for_type): Likewise.
15910 2007-02-14 Roger Sayle <roger@eyesopen.com>
15911 Zdenek Dvorak <dvorakz@suse.cz>
15913 * tree-dump.c (dump_switch_p_1): Require exact match of the option
15916 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
15918 * passes.c (next_pass_1): Clear the next field of the copied
15921 2007-02-14 Richard Henderson <rth@redhat.com>
15923 * tree-sra.c (early_sra): New.
15924 (decl_can_be_decomposed_p): Deny va_list if early_sra.
15925 (tree_sra_early, pass_sra_early): New.
15926 * tree-pass.h (pass_sra_early): Declare.
15927 * passes.c (init_optimization_passes): Use it.
15929 2007-02-14 Richard Guenther <rguenther@suse.de>
15931 * flags.h (issue_strict_overflow_warning): Convert to a macro.
15933 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
15935 PR tree-optimization/30771
15936 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
15938 (vect_analyze_operations): Induction phis can now be marked as
15940 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
15941 Update documentation accordingly.
15943 2007-02-14 Nick Clifton <nickc@redhat.com>
15945 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
15946 most 3 arguments are supported.
15947 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
15949 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
15951 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
15952 Ensure dst->current is valid.
15954 2007-02-13 Paul Brook <paul@codesourcery.com>
15956 * config.gcc: Add arm*-*-uclinux-*eabi.
15957 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
15958 (SUBTARGET_EXTRA_LINK_SPEC): Define.
15959 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
15960 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
15961 (LINK_SPEC): Define.
15962 (LIB_SPEC): Define.
15963 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
15965 * config/arm/uclinux-eabi.h: New file.
15966 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
15967 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
15970 2007-02-13 Ian Lance Taylor <iant@google.com>
15972 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
15973 * flags.h (warn_strict_overflow): Declare.
15974 (enum warn_strict_overflow_code): Define.
15975 (issue_strict_overflow_warning): New static inline function.
15976 * opts.c (warn_strict_overflow): New variable.
15977 (common_handle_option): Handle OPT_Wstrict_overflow and
15978 OPT_Wstrict_overflow_.
15979 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
15981 * fold-const.c: Include intl.h.
15982 (fold_deferring_overflow_warnings): New static variable.
15983 (fold_deferred_overflow_warning): New static variable.
15984 (fold_deferred_overflow_code): New static variable.
15985 (fold_defer_overflow_warnings): New function.
15986 (fold_undefer_overflow_warnings): New function.
15987 (fold_undefer_and_ignore_overflow_warnings): New function.
15988 (fold_deferring_overflow_warnings_p): New function.
15989 (fold_overflow_warning): New static function.
15990 (make_range): Add strict_overflow_p parameter. Change all
15992 (extract_muldiv, extract_muldiv_1): Likewise.
15993 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
15994 tree_expr_nonnegative_p.
15995 (fold_negate_expr): Call fold_overflow_warning.
15996 (fold_range_test): Likewise.
15997 (fold_comparison): Likewise.
15998 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
15999 instead of tree_expr_nonnegative_p.
16000 (tree_expr_nonnegative_warnv_p): Rename from
16001 tree_expr_nonnegative_p, add strict_overflow_p parameter.
16002 (tree_expr_nonnegative_p): New function.
16003 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
16004 strict_overflow_p parameter.
16005 (tree_expr_nonzero_p): New function.
16006 * passes.c (verify_interpass_invariants): New static function.
16007 (execute_one_pass): Call it.
16008 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
16010 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
16011 (estimate_numbers_of_iterations): Likewise.
16012 (scev_probably_wraps_p): Likewise.
16013 * tree-ssa-ccp.c: Include "toplev.h".
16014 (evaluate_stmt): Defer fold overflow warnings until we know we are
16016 (struct fold_stmt_r_data): Add stmt field.
16017 (fold_stmt_r): Defer fold overflow warnings until we know we
16019 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
16020 (fold_stmt_inplace): Likewise.
16021 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
16022 (cleanup_control_expr_graph): Defer fold overflow warnings until
16023 we know we are going to optimize.
16024 * tree-cfg.c (fold_cond_expr_cond): Likewise.
16025 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
16027 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16028 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
16029 * tree-ssa-loop-manip.c (create_iv): Likewise.
16030 * c-typeck.c (build_conditional_expr): Likewise.
16031 (build_binary_op): Likewise.
16032 * tree-vrp.c (vrp_expr_computes_nonzero): Call
16033 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
16034 (extract_range_from_unary_expr): Likewise.
16035 * simplify-rtx.c (simplify_const_relational_operation): Warn when
16036 assuming that signed overflow does not occur.
16037 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
16038 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
16039 (fold_defer_overflow_warnings): Declare.
16040 (fold_undefer_overflow_warnings): Declare.
16041 (fold_undefer_and_ignore_overflow_warnings): Declare.
16042 (fold_deferring_overflow_warnings_p): Declare.
16043 (tree_expr_nonzero_warnv_p): Declare.
16044 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
16045 of warning options.
16046 (Warning Options): Document -Wstrict-overflow.
16047 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
16048 (tree-ssa-ccp.o): Likewise.
16049 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
16050 (fold-const.o): Depend on intl.h.
16052 2007-02-13 Ian Lance Taylor <iant@google.com>
16054 PR middle-end/30751
16055 * lower-subreg.c (resolve_simple_move): Decompose subregs in
16058 2007-02-13 Stuart Hastings <stuart@apple.com>
16060 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
16062 2007-02-13 Richard Henderson <rth@redhat.com>
16064 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
16065 handled_component_p before looking for the indirect_ref.
16067 2007-02-13 Richard Henderson <rth@redhat.com>
16069 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
16070 remove flags clobber.
16071 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
16072 (bswaphi_lowpart): New.
16073 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
16074 remove TARGET_BSWAP test. Delete expander of the same name.
16076 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
16077 (expand_unop): Use them.
16079 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
16081 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
16082 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
16083 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
16084 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
16085 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
16086 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
16087 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
16088 assembler dialect choice from asm templates.
16090 2007-02-12 Richard Henderson <rth@redhat.com>
16092 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
16093 (fixuns_trunc<SSEMODEF>si2): Use it.
16094 * config/i386/sse.md (vec_setv4sf_0): Export.
16095 * config/i386/i386.c (ix86_build_const_vector): Export.
16096 (ix86_split_convert_uns_si_sse): Rename from
16097 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
16098 * config/i386/i386-protos.h: Update.
16100 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16103 * c-typeck.c (c_finish_return): Improve warning message.
16105 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16107 * alias.c (find_symbolic_term): Delete unused function.
16109 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
16111 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
16112 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
16113 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
16115 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
16117 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
16118 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
16119 the function, temporarily point the debug interface to the null one.
16121 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
16123 * dwarf2out.c (round_up_to_align): New static function.
16124 (field_byte_offset): Use it to round the offset.
16126 2007-02-12 Richard Henderson <rth@redhat.com>
16128 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
16129 (inswl_const): Export.
16131 2007-02-12 Richard Henderson <rth@redhat.com>
16133 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
16134 result mode of the libcall, convert back to outmode.
16136 2007-02-12 Roger Sayle <roger@eyesopen.com>
16138 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
16139 (bswapdi2): New define_expand to implement 32-bit implementation.
16141 2007-02-12 Nick Clifton <nickc@redhat.com>
16143 * doc/invoke.texi (Overall Options): Document --help=.
16144 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
16145 (cc1_options): Pass --help= on to cc1.
16146 (display_help): Add description of --help=.
16147 (process_command): Add code to handle --help=. Allow translated
16148 --help and --target-help switches to be passed on to compiler
16150 (main): Remove unused if statement.
16151 * opts.c (columns): Remove.
16152 (LEFT_COLUMN): Define.
16153 (wrap_help): Add columns argument.
16154 (print_filtered_help): Change parameters to be an include bitmask,
16155 an exclude bitmask, an any bitmask and the column width. Move the
16156 code to display the params list here. Add code to display the
16157 status of options rather than their descriptions if the quiet flag
16159 (print_specific_help): Change parameters to be an include bitmask,
16160 an exclude bitmask and an any bitmask. Move code to look up the
16161 column width here. Decide upon the title for an options listing.
16162 (common_handle_options): Add code to handle --help=. Adapt code
16163 for --help and --target-help to use the revised form of the
16164 print_specific_help function.
16165 (print_help): Delete.
16166 (print_param_help): Delete.
16167 (print_switch): Delete.
16168 * opts.h (cl_lang_count): Add prototype.
16169 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
16170 CL_MAX_OPTION_CLASS): New defines.
16171 * optc-gen.awk: Add construction of cl_lang_count.
16172 * c.opt: Add Warning attribute to warning options and Optimization
16173 attribute to optimization options.
16174 * common.opt: Likewise.
16176 Add -fhelp and -ftarget-help as aliases for the transformed --help
16177 and --target-help options.
16178 * opt-functions.awk: Add code to handle Warning and Optimization
16181 2007-02-12 Richard Henderson <rth@redhat.com>
16183 * config/alpha/constraints.md: New file.
16184 * config/alpha/alpha.c: Include tm-constrs.h.
16185 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
16186 alpha_extra_constraint): Remove.
16187 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
16188 * config/alpha/alpha-protos.h: Update.
16189 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
16190 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
16191 (EXTRA_CONSTRAINT): Remove.
16192 * config/alpha/alpha.md: Include constraints.md.
16193 (adddi splitter): Use satisfies_constraint_*.
16194 * config/alpha/predicates.md (add_operand): Likewise.
16195 (sext_add_operand, addition_operation): Likewise.
16197 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
16199 PR tree-optimization/29145
16200 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
16201 in our handling of restrict qualified pointers.
16203 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16206 * doc/invoke.texi (Wunused-value): Update description.
16207 (Wextra): Delete item.
16208 * opts.c (set_Wextra): Don't use the value of Wextra to set the
16209 value of Wunused-value.
16210 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
16211 (c_finish_stmt_expr): Don't check extra_warnings.
16212 (emit_side_effect_warnings): The caller is responsible to check
16215 2007-02-11 Roger Sayle <roger@eyesopen.com>
16216 Matt Thomas <matt@3am-software.com>
16218 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
16220 2007-02-11 Roger Sayle <roger@eyesopen.com>
16222 * simplify-rtx.c (simplify_relational_operation_1): Optimize
16223 comparisons of POPCOUNT against zero.
16224 (simplify_const_relational_operation): Likewise.
16226 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16228 * doc/invoke.texi (Wextra): Delete outdated paragraph.
16230 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16232 * dwarf2out.c (root_type): Delete unused function.
16234 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16236 * genattrtab.c (contained_in_p): Delete unused function.
16237 (write_expr_attr_cache): Likewise.
16239 2007-02-11 Jan Hubicka <jh@suse.cz>
16241 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
16244 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
16246 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
16247 to add the REG_EQ* note.
16248 * see.c (see_merge_one_use_extension): Likewise.
16249 * local-alloc.c (update_equiv_regs): Likewise. Also don't
16250 turn REG_EQUAL notes into REG_EQUIV notes if the target
16251 register may have more than one set.
16252 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
16253 * gcse.c (try_replace_reg): Likewise.
16254 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
16255 * calls.c (fixup_tail_calls): Likewise. Abort if there is
16256 more than one REG_EQUIV note.
16257 * reload1.c (gen_reload): Use set_unique_reg_note.
16259 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
16261 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
16262 (ix86_builtin_conversion): New function.
16264 2007-02-06 Mark Mitchell <mark@codesourcery.com>
16267 * tree.h (DECL_REPLACEABLE_P): New macro.
16268 * except.c (set_nothrow_function_flags): Likewise.
16270 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
16271 Ira Rosen <irar@il.ibm.com>
16272 Dorit Nuzman <dorit@il.ibm.com>
16274 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
16275 * targhooks.c (default_builtin_vectorized_conversion): New.
16276 * targhooks.h (default_builtin_vectorized_function): New declaration.
16277 * target.h (struct vectorize): Add builtin_conversion field.
16278 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
16279 stmt_vec_info_type value.
16280 (vectorizable_conversion): New declaration.
16281 * tree-vect-analyze.c (vect_analyze_operations): Add
16282 vectorizable_conversion call.
16283 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
16284 * tree-vect-transform.c (vectorizable_conversion): New function.
16285 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
16286 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
16288 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
16289 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
16290 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
16291 or ALTIVEC_BUILTIN_VCFSX.
16293 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16296 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
16297 CONST_DOUBLE and operand 0 is a hard register.
16298 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
16299 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
16300 is a hard floating-point register.
16302 2007-02-10 Richard Henderson <rth@redhat.com>
16303 Jakub Jelinek <jakub@redhat.com>
16304 Alexandre Oliva <aoliva@redhat.com>
16306 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
16307 * builtin-types.def (BT_WORD): Make unsigned.
16308 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
16309 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
16310 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
16311 * c-decl.c (grokdeclarator): Don't error if !have_tls.
16312 * c-parser.c (c_parser_omp_threadprivate): Likewise.
16313 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
16315 * expr.c (emutls_var_address): New.
16316 (expand_expr_real_1): Expand emulated tls.
16317 (expand_expr_addr_expr_1): Likewise.
16318 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
16319 * output.h (emutls_finish): Declare.
16320 * toplev.c (compile_file): Call it.
16321 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
16322 address before wrapping in CONST.
16323 * varasm.c (emutls_htab, emutls_object_type): New.
16324 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
16325 (get_emutls_object_name, get_emutls_object_type): New.
16326 (get_emutls_init_templ_addr, emutls_decl): New.
16327 (emutls_common_1, emutls_finish): New.
16328 (assemble_variable): When emulating tls, swap decls; generate
16329 constructor for the emutls objects.
16330 (do_assemble_alias): When emulating tls, swap decl and target name.
16331 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
16333 * varpool.c (decide_is_variable_needed): Look at force_output.
16334 Recurse for emulated tls.
16335 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
16336 with decide_is_variable_needed.
16337 * emutls.c: New file.
16338 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
16339 tls_object for real tls.
16341 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
16343 PR rtl-optimization/29599
16344 * reload1.c (eliminate_regs_in_insn): Take the destination
16345 mode into account when computing the offset.
16347 2007-02-09 Stuart Hastings <stuart@apple.com>
16348 Richard Henderson <rth@redhat.com>
16350 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
16351 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
16352 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
16353 fixuns_truncdfhi2): New.
16354 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
16355 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
16356 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
16357 (floatunssidf2): Allow nonimmediate source.
16358 * config/i386/sse.md (movdi_to_sse): New.
16359 (vec_concatv2di): Drop '*'.
16360 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
16361 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
16362 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
16364 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
16365 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
16366 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
16367 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
16368 (ix86_build_signbit_mask): Fix decl of v, refactor to call
16369 ix86_build_const_vector.
16370 (x86_emit_floatuns): Rewrite.
16372 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16374 * genautomata.c (longest_path_length): Delete unused function.
16375 (struct state): Delete unused longest_path_length.
16376 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
16377 (get_free_state): Delete unused.
16379 2007-02-09 Jan Hubicka <jh@suse.cz>
16381 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
16382 * doc/invoke.texi (inline-unit-growth): Update default value.
16384 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
16385 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
16386 (rebuild_cgraph_edges): Likewise.
16387 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
16388 (dump_cgraph_node): Dump frequencies.
16389 (cgraph_clone_edge): Add frequency scales.
16390 (cgraph_clone_node): Add freuqnecy.
16391 * cgraph.h (cgraph_edge): Add freuqnecy argument.
16392 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
16393 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
16394 * tree-pass.h (TODO_rebuild_frequencies): New constant.
16395 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
16396 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
16397 (save_inline_function_body): Likewise.
16398 * ipa-inline.c: inluce rtl.h
16399 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
16400 (cgraph_edge_badness): Use frequencies.
16401 (cgraph_decide_recursive_inlining): Update clonning.
16402 (cgraph_decide_inlining_of_small_function): Dump frequency.
16403 * predict.c (estimate_bb_frequencies): Export.
16404 * predict.h (estimate_bb_frequencies): Declare.
16405 * tree-inline.c (copy_bb): Watch overflows.
16406 (expand_call_inline): Update call of cgraph_create_edge.
16407 (optimize_inline_calls): Use TODO flags to update frequnecies.
16408 * passes.h: Include predict.h
16409 (init_optimization_passes): Move profile ahead.
16410 (execute_function_todo): Handle TODO_rebuild_frequencies.
16412 2007-02-09 Roger Sayle <roger@eyesopen.com>
16414 * config/alpha/alpha.c (emit_insxl): Force the first operand of
16415 the insbl or inswl pattern into a register.
16417 2007-02-09 Roger Sayle <roger@eyesopen.com>
16419 * config/ia64/ia64.md (bswapdi2): New define_insn.
16421 2007-02-09 Richard Henderson <rth@redhat.com>
16423 * config/i386/constraints.md (Ym): New constraint.
16424 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
16425 (movdi_1_rex64): Split sse and xmm general register moves from
16426 memory move alternatives. Use conditional register constraints.
16427 (movsf_1, movdf_integer): Likewise.
16428 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
16429 (movdf_integer_rex64): New.
16430 (pushsf_rex64): Fix output constraints.
16431 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
16432 (sse2_stored): Likewise.
16433 (sse2_storeq_rex64): New.
16434 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
16435 amd and not generic.
16436 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
16437 for optimize_size. Remove SF/DFmode hack.
16439 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16441 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
16444 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
16445 Richard Sandiford <richard@codesourcery.com>
16447 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
16448 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
16449 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
16450 m68k/t-mlib to tmake_file.
16451 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
16452 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
16453 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
16454 Allow it to be cf or m68k. Set m68k_arch_family. If that
16455 variable is not empty, add t-$m68k_arch_family to tmake_file.
16456 Add t-mlibs to tmake_file.
16457 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
16458 * config/m68k/t-cf: New file.
16459 * config/m68k/t-m68k: Likewise.
16460 * config/m68k/t-mlibs: Likewise.
16461 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16462 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16463 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
16464 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16465 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
16467 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
16468 (INSTALL_LIBGCC): Delete.
16469 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
16470 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16471 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16472 (M68K_MLIB_CPU): Define.
16473 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16474 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16475 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
16477 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
16478 Richard Guenther <rguenther@suse.de>
16480 PR middle-end/23361
16481 * fold-const.c (fold_comparison): Handle obfuscated comparisons
16482 against INT_MIN/INT_MAX.
16483 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
16484 file if a loop is removed.
16486 2007-02-09 Joseph Myers <joseph@codesourcery.com>
16488 * calls.c (store_one_arg): Pass correct alignment to
16489 emit_push_insn for non-BLKmode values.
16490 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
16491 unaligned stack slot via a suitably aligned slot.
16493 2007-02-08 DJ Delorie <dj@redhat.com>
16495 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
16497 (legal_subregs): Use unsigned char, make const.
16498 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
16500 2007-02-08 Paul Brook <paul@codesourcery.com>
16502 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
16503 special interworking needed.
16505 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
16507 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
16508 conditional to __SSE2__.
16509 (Entries below should have been added to first ChangeLog
16510 entry for amdfam10 dated 2007-02-05)
16511 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
16513 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
16515 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
16518 2007-02-08 DJ Delorie <dj@redhat.com>
16520 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
16521 * config/m32c/m32c.c (legal_subregs): New.
16522 (m32c_illegal_subreg_p): New.
16523 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
16524 unsupported subregs of hard regs.
16526 2007-02-08 Jan Hubicka <jh@suse.cz>
16528 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
16529 the same one; always update histograms.
16531 2007-02-08 Diego Novillo <dnovillo@redhat.com>
16533 * passes.c (init_optimization_passes): Tidy comment.
16535 2007-02-08 Roger Sayle <roger@eyesopen.com>
16537 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
16538 strip zero_extend, bswap and rotates from POCOUNT's argument.
16539 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
16540 zero_extend and rotates from PARITY's argument.
16541 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
16542 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
16543 of an integer constant at compile-time.
16545 2007-02-08 Diego Novillo <dnovillo@redhat.com>
16548 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
16550 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
16553 * tree-ssa-live.c (remove_unused_locals): Do not remove
16554 TREE_ADDRESSABLE variables.
16555 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
16556 * tree-ssa-operands.c (add_virtual_operand): Remove argument
16557 FOR_CLOBBER. Update all users.
16558 If VAR has an associated alias set, add a virtual operand for
16559 it if no alias is found to conflict with the memory reference.
16561 2007-02-07 Jan Hubicka <jh@suse.cz>
16562 Robert Kidd <rkidd@crhc.uiuc.edu>
16564 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
16566 2007-02-07 Ian Lance Taylor <iant@google.com>
16568 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
16570 2007-02-07 Roger Sayle <roger@eyesopen.com>
16572 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
16573 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
16574 tablejumpdi, movsi_to_cr_one): Remove constraints from
16575 define_expand's match_operands.
16577 2007-02-07 Roger Sayle <roger@eyesopen.com>
16579 * global.c (compute_regsets): Move declatation of "i" inside of
16580 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
16582 2007-02-07 Jakub Jelinek <jakub@redhat.com>
16585 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
16586 of INDIRECT_REF <RESULT_DECL>.
16588 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
16590 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
16591 Kaz Kojima <kkojima@gcc.gnu.org>
16594 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
16596 (sh_initialize_trampoline): Add parentheses to avoid a warning.
16598 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16600 * doc/loop.texi: Document possibility not to perform disambiguation
16601 of loops with multiple latches.
16602 * cfgloopmanip.c (alp_enum_p): Removed.
16603 (add_loop): Handle subloops. Use get_loop_body_with_size.
16604 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
16605 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
16606 the new forwarder block.
16607 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
16608 Handle the case latch is NULL.
16609 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
16610 modifications when marking loop exits.
16611 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
16613 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
16614 disambiguate_loops_with_multiple_latches.
16615 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
16616 before fix_loop_structure.
16617 * cfgloop.c: Include pointer-set.h and output.h.
16618 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
16619 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
16620 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
16621 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
16622 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
16623 disambiguate_multiple_latches, get_loop_body_with_size,
16624 disambiguate_loops_with_multiple_latches): New functions.
16625 (flow_loop_dump): Dump multiple latch edges.
16626 (flow_loop_nodes_find): Handle loops with multiple latches.
16627 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
16628 (glb_enum_p): Modified.
16629 (get_loop_body): Use get_loop_body_with_size.
16630 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
16631 (AVOID_CFG_MODIFICATIONS): New constant.
16632 (disambiguate_loops_with_multiple_latches, add_loop,
16633 get_loop_body_with_size): Declare.
16634 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
16636 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
16638 PR inline-asm/28686
16639 * global.c (compute_regsets): New function.
16640 (global_alloc): Refactored ELIMINABLE_REGSET
16641 and NO_GLOBAL_ALLOC_REGS computation out.
16642 (rest_of_handle_global_alloc): Call compute_regsets()
16643 for non-optimizing case.
16645 2007-02-06 Richard Henderson <rth@redhat.com>
16647 * config/i386/constraints.md (Y2): Rename from Y.
16648 (Yi): New constraint.
16649 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
16650 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
16651 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
16652 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
16653 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
16654 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
16655 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
16656 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
16657 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
16658 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
16659 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
16660 vec_extractv2si_1): Change Y constraints to Y2.
16661 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
16662 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
16663 Change Y constraints to Y2.
16664 (sse2_loadld): Change Y constraints to x.
16666 2007-02-06 Roger Sayle <roger@eyesopen.com>
16668 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
16669 (parity<mode>2): New define_expand using rs6000_emit_parity.
16670 * config/rs6000/rs6000.c (rs6000_emit_popcount,
16671 rs6000_emit_parity): New functions.
16672 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
16673 rs6000_emit_parity): Prototype here.
16675 2007-02-06 Ian Lance Taylor <iant@google.com>
16677 * lower-subreg.c (simple_move_operand): Reject CONST.
16678 (resolve_clobber): Call validate_change rather than directly
16679 assigning to XEXP (pat, 0).
16681 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
16683 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
16684 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
16685 (tree-cfg.o): Remove hashtab.h dependency.
16687 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
16688 (struct ivopts_data): Change niters to pointer_map_t.
16689 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
16690 (niter_for_exit): Create pointer_map on demand. Change for
16692 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
16693 (free_loop_data): Destroy data->niters if created and reset field.
16694 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
16695 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
16697 * tree-ssa-reassoc.c: Include pointer-set.h.
16698 (bb_rank): Change to long *.
16699 (operand_rank): Change to pointer_map_t.
16700 (find_operand_rank): Return long, -1 if not found. Declare as inline.
16701 (insert_operand_rank): Accept long.
16702 (operand_entry_hash, operand_entry_eq): Remove.
16703 (get_rank): Return long. Adjust for changes above.
16704 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
16706 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
16708 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
16709 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
16710 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
16712 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
16713 directly since it cannot be NULL.
16714 (get_vi_for_tree): Rewrite for pointer_map API.
16715 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
16716 (init_alias_vars): Create vi_for_tree as pointer_map.
16717 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
16719 * tree-cfg.c: Don't include hashtab.h.
16720 (edge_to_cases): Declare as pointer_map.
16721 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
16723 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
16724 (start_recording_case_labels): Create edge_to_cases as pointer_map.
16725 (end_recoding_case_labels): Cleanup edge_to_cases manually before
16727 (record_switch_edge): Delete.
16728 (get_cases_for_edge): Adjust for pointer_map API, inline
16729 record_switch_edge (rewritten for new API), remove goto.
16731 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
16733 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
16734 * tree-nested.c: Include pointer-set.h.
16735 (var_map_elt, var_map_eq, var_map_hash): Delete.
16736 (struct nesting_info): Remove GTY marker. Change the two htab_t's
16737 to pointer_map_t's.
16738 (nesting_info_bitmap_obstack): New.
16739 (lookup_field_for_decl): Adjust for pointer_map API.
16740 (lookup_tramp_for_decl): Adjust for pointer_map API.
16741 (get_nonlocal_debug_decl): Adjust for pointer_map API.
16742 (get_local_debug_decl): Adjust for pointer_map API.
16743 (convert_nl_goto_reference): Adjust for pointer_map API.
16744 (convert_nl_goto_receiver): Adjust for pointer_map API.
16745 (create_nesting_tree): Create outside GGC space. Create bitmap on
16746 the new obstack. Create field_map and var_map as pointer_maps.
16747 (free_nesting_tree): Adjust for changes to create_nesting_tree.
16749 (lower_nested_functions): Move root here, no need to NULL it.
16750 Initialize and release the obstack.
16752 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
16754 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
16755 Remove prototypes and make them non-static.
16756 (struct tree_int_map): Remove.
16757 * tree.h (struct tree_int_map): Move here, turning TO into an
16759 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
16761 * tree.h (TREE_COMPLEXITY): Remove.
16762 (struct tree_exp): Remove complexity field.
16763 * tree.c (build1_stat): Don't set it.
16765 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
16766 Victor Kaplansky <victork@il.ibm.com>
16768 * tree-vectorizer.c (vect_is_simple_use): Support induction.
16769 (vect_is_simple_reduction): Support reduction with induction as
16770 one of the operands.
16771 (vect_is_simple_iv_evolution): Fix formatting.
16772 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
16773 formatting. Don't mark induction phis for vectorization.
16774 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
16775 * tree-vect-transform.c (get_initial_def_for_induction): New function.
16776 (vect_get_vec_def_for_operand): Support induction.
16777 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
16779 (vectorizable_reduction): Support reduction with induction as one of
16781 (vectorizable_type_demotion): Use def-type of stmt argument rather
16782 than dummy def-type.
16784 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
16785 flag_tree_scev_cprop.
16786 * common.opt (tree-scev-cprop): New flag.
16788 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
16789 call to vect_get_new_vect_var.
16791 2007-02-06 Ira Rosen <irar@il.ibm.com>
16793 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
16794 vectype is not NULL.
16795 (vect_pattern_recog_1): Likewise.
16797 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16799 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
16800 (fold_negate_expr): Likewise.
16802 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
16805 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
16806 even if cv-qualification is the same.
16808 2007-02-05 Geoffrey Keating <geoffk@apple.com>
16810 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
16811 __enable_execute_stack on completion.
16813 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16815 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
16816 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
16817 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
16818 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
16819 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
16820 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
16821 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
16822 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
16824 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16826 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
16827 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
16828 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
16829 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
16830 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
16831 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
16832 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
16833 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
16834 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
16835 umuldi3_highpart_rex64, umulsi3_highpart_insn,
16836 umulsi3_highpart_zext, smuldi3_highpart_rex64,
16837 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
16838 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
16839 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
16840 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
16841 sqrtextenddfxf2_i387): Added amdfam10_decode.
16843 * config/i386/athlon.md (athlon_idirect_amdfam10,
16844 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
16845 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
16846 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
16847 athlon_ivector_store_amdfam10): New define_insn_reservation.
16848 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
16851 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16853 * config/i386/athlon.md (athlon_call_amdfam10,
16854 athlon_pop_amdfam10, athlon_lea_amdfam10): New
16855 define_insn_reservation.
16856 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
16857 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
16858 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
16860 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16862 * config/i386/athlon.md (athlon_sseld_amdfam10,
16863 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
16864 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
16866 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16868 * config/i386/athlon.md (athlon_sseins_amdfam10): New
16869 define_insn_reservation.
16870 * config/i386/i386.md (sseins): Added sseins to define_attr type
16871 and define_attr unit.
16872 * config/i386/sse.md: Set type attribute to sseins for insertq
16875 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16877 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
16878 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
16879 ssecomi_load_amdfam10, ssecomi_amdfam10,
16880 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
16881 define_insn_reservation.
16882 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
16884 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16886 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
16887 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
16888 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
16889 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
16890 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
16891 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
16892 define_insn_reservation.
16894 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
16895 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
16896 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
16897 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
16898 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
16900 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16902 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
16903 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
16904 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
16905 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
16906 athlon_ssemul_load_k8): Added amdfam10.
16908 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16910 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
16911 (x86_sse_unaligned_move_optimal): New variable.
16913 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
16915 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
16916 for unaligned vector SSE double/single precision loads for AMDFAM10.
16918 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16920 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
16921 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
16922 Define TARGET_CPU_DEFAULT_amdfam10.
16923 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
16924 (processor_type): Add PROCESSOR_AMDFAM10.
16926 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
16927 processor_type in config/i386/i386.h.
16928 Enable imul peepholes for TARGET_AMDFAM10.
16930 * config.gcc: Add support for --with-cpu option for amdfam10.
16932 * config/i386/i386.c (amdfam10_cost): New variable.
16933 (m_AMDFAM10): New macro.
16934 (m_ATHLON_K8_AMDFAM10): New macro.
16935 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
16936 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
16937 x86_promote_QImode, x86_integer_DFmode_moves,
16938 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16939 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
16940 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
16941 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
16942 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
16943 Enable/disable for amdfam10.
16944 (override_options): Add amdfam10_cost to processor_target_table.
16945 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
16946 processor_alias_table.
16947 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
16948 (ix86_adjust_cost): Add code for amdfam10.
16950 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16952 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
16953 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
16954 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
16955 * config/i386/i386.h: Add builtin definition for SSE4A.
16956 * config/i386/i386.md: Add support for ABM instructions
16957 (popcnt and lzcnt).
16958 * config/i386/sse.md: Add support for SSE4A instructions
16959 (movntss, movntsd, extrq, insertq).
16960 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
16961 Add -march=amdfam10 flag.
16962 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
16963 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
16965 * doc/extend.texi: Add documentation for SSE4A builtins.
16967 2007-02-05 Bob Wilson <bob.wilson@acm.org>
16969 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
16971 2007-02-05 Richard Guenther <rguenther@suse.de>
16973 * tree-vectorizer.h (vectorizable_function): Add argument type
16974 argument, change return type.
16975 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
16976 * tree-vect-transform.c (vectorizable_function): Handle extra
16977 argument, return vectorized function decl.
16978 (build_vectorized_function_call): Remove.
16979 (vectorizable_call): Handle calls with result and argument types
16980 differing. Handle loop vectorization factor correctly.
16981 * targhooks.c (default_builtin_vectorized_function): Adjust for
16983 * targhooks.h (default_builtin_vectorized_function): Likewise.
16984 * target.h (builtin_vectorized_function): Add argument type
16986 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
16987 extra argument, allow vectorizing of lrintf.
16988 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
16989 documentation of target hook.
16991 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
16994 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
16995 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
16996 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
16998 2007-02-05 Roger Sayle <roger@eyesopen.com>
17000 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
17001 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
17002 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
17003 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
17004 before canonicalizing sincos to cexpi.
17005 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
17007 2007-02-05 Roger Sayle <roger@eyesopen.com>
17009 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
17010 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
17011 (alpha_init_builtins): Use alpha_add_builtins to process tables.
17013 2007-02-05 Roger Sayle <roger@eyesopen.com>
17015 * mips-tfile.c (initialize_init_file): Correct endianness test.
17017 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
17019 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
17020 the 'y' constraint.
17022 2007-02-05 Richard Sandiford <richard@codesourcery.com>
17024 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
17025 saves in a PARALLEL before the register assignments.
17027 2007-02-05 Richard Sandiford <richard@codesourcery.com>
17029 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
17030 DWARF_FRAME_RETURN_COLUMN to be a general register.
17031 * dwarf2out.c (init_return_column_size): New function, split from...
17032 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
17033 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
17034 to be nongeneral registers.
17035 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
17037 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
17038 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
17040 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
17042 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
17044 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
17046 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
17047 (remove_path): Use can_remove_branch_p and remove_branch instead
17048 of loop_delete_branch_edge.
17049 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
17050 (tree_transform_and_unroll_loop): Remove dead branches immediately.
17051 Update profile using scale_dominated_blocks_in_loop.
17052 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
17053 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
17054 (can_remove_branch_p, remove_branch): Declare.
17055 * tree-cfg.c (tree_can_remove_branch_p): New function.
17056 (tree_cfg_hooks): Add tree_can_remove_branch_p.
17057 * cfgrtl.c (rtl_can_remove_branch_p): New function.
17058 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
17060 2007-02-05 Jan Hubicka <jh@suse.cz>
17062 PR middle-end/30696
17063 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
17064 nodes in cgraph, don't remove offline copy of the function.
17066 2007-02-04 Jan Hubicka <jh@suse.cz>
17068 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
17069 vectors might cause maybe_lookup_element_for_expr to be called
17070 on non-sra-candidate.
17072 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17074 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
17075 config/bfin/bfin.md, config/bfin/predicates.md: Follow
17076 spelling conventions.
17078 2007-02-04 Richard Guenther <rguenther@suse.de>
17080 PR middle-end/30636
17081 * fold-const.c (try_move_mult_to_index): Make sure to not
17082 overflow one dimension of a multi-dimensional array access.
17084 2007-02-04 Jan Hubicka <jh@suse.cz>
17086 * passes.c (init_optimization_passes): Reindent.
17088 2007-02-04 Jan Hubicka <jh@suse.cz>
17089 Eric Botcazou <ebotcazou@adacore.com>
17091 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
17092 (execute_fixup_cfg): Break out the abnormal goto code.
17093 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
17094 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
17095 (optimize_inline_calls): Call make_nonlocal_label_edges.
17097 2007-02-04 Jan Hubicka <jh@suse.cz>
17099 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
17100 true when something was changed.
17101 (rename_ssa_copies): When something was changed, do
17102 TODO_remove_unused_locals.
17103 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17104 add TODO_remove_unused_locals when instruction was removed.
17106 2007-02-04 Jan Hubicka <jh@suse.cz>
17108 * ipa-inline.c (try_inline): Improve debug output; work on already
17110 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
17111 call try_inline for already inlined edges too when flattening;
17112 inline also functions that make callee growth but overall unit size
17115 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17117 * config/m32c/bitops.md, config/m32c/jump.md,
17118 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
17119 config/m32r/m32r.h, config/m32r/m32r.md,
17120 config/m32r/predicates.md, config/m68hc11/larith.asm,
17121 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
17122 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
17123 config/mips/mips-protos.h, config/mips/mips.c,
17124 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
17125 config/mn10300/mn10300.h, config/mn10300/predicates.md,
17126 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
17127 spelling conventions.
17129 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
17130 Follow spelling conventions.
17132 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
17134 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
17135 warn about C++0x compatibility.
17137 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17139 * config/h8300/h8300.c, config/h8300/h8300.h,
17140 config/h8300/h8300.md: Follow spelling conventions.
17142 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
17144 PR middle-end/30667
17145 * combine.c (try_combine): Do not substitute source operand
17146 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
17148 2007-02-03 Jan Hubicka <jh@suse.cz>
17150 PR gcov-profile/30650
17151 * value-prof.c (stringop_block_profile): Fix handling of size counter;
17152 do not divide by zero for never executed counters.
17153 (tree_find_values_to_profile): Fix counters.
17154 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
17156 2007-02-03 Ian Lance Taylor <iant@google.com>
17158 * lower-subreg.c (simple_move_operand): New static function,
17159 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
17161 (simple_move): Call simple_move_operand.
17162 (find_decomposable_subregs): Add special handling of MEMs.
17163 (can_decompose_p): Rename from cannot_decompose_p. Reverse
17164 meaning of return value. If we see a hard register, test whether
17165 it can store a word_mode value. Change all callers.
17167 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17169 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
17170 ftrapv insns and expanders.
17171 (subdi3): Change define_expand operand 1 to arith11_operand, and
17172 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
17173 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
17174 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
17177 PR middle-end/30174
17178 * varasm.c (notice_global_symbol): Treat global objects as weak when
17179 flag_shlib is true.
17181 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17183 * emit-rtl.c (dconstpi): Delete.
17184 (dconstsqrt2): New.
17185 (init_emit_once): Delete dconstpi and init dconstsqrt2.
17186 * real.h (dconstpi): Delete.
17187 (dconstsqrt2): New.
17188 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
17189 (fold_builtin_hypot): Likewise.
17191 2007-02-03 Tom Tromey <tromey@redhat.com>
17194 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
17195 -gcoff3, -gxcoff3, -gvms3 implies -dD.
17197 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
17199 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
17200 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
17201 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
17202 config/rs6000/cell.md, config/rs6000/darwin.h,
17203 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
17204 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
17205 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
17206 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
17207 typos. Follow spelling conventions.
17208 * doc/invoke.texi: Follow spelling conventions.
17210 2007-02-03 Roger Sayle <roger@eyesopen.com>
17212 * simplify-rtx.c (simplify_relational_operation_1): Implement some
17213 canonicalization transformations that attempt to simplify integer
17214 constant comparisons to become comparisons against zero.
17216 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17218 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
17220 * fold-const.c (fold_binary): Fix comment typos. Fold complex
17221 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
17223 2007-02-02 Mike Stump <mrs@apple.com>
17225 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
17226 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
17227 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
17228 generate a branch island.
17230 2007-02-02 Bob Wilson <bob.wilson@acm.org>
17232 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
17233 (xtensa_legitimate_address_p): New.
17234 (xtensa_legitimize_address): New.
17235 (xtensa_output_addr_const_extra): New.
17236 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
17238 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
17239 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
17240 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
17241 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
17242 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
17243 (xtensa_legitimize_address): New.
17244 (xtensa_output_addr_const_extra): New.
17246 2007-02-02 Steve Ellcey <sje@cup.hp.com>
17248 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
17250 2007-02-02 Ian Lance Taylor <iant@google.com>
17252 * expmed.c (expand_divmod): Add comment.
17254 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
17256 * emit-rtl.c (renumber_insns): Remove.
17257 * flags.h: Remove the extern for flag_renumber_insns.
17258 * rtl.h: Remove the prototype for renumber_insns.
17259 * toplev.c (flag_renumber_insns): Remove.
17261 2007-02-02 Hui-May Chang <hm.chang@apple.com>
17263 Revert for x86 darwin:
17264 2005-06-19 Uros Bizjak <uros@kss-loka.si>
17266 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
17267 code before the following patch under TARGET_MACHO.
17268 (ix86_function_value_regno_p): Likewise.
17270 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17272 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
17275 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17278 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
17279 loads to general or fp registers. Add comments.
17280 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
17282 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
17284 * pointer-set.c (insert_aux): Only return insertion slot.
17285 (pointer_set_insert): Adjust.
17286 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
17287 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
17288 pointer_map_traverse): New.
17289 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
17290 pointer_map_create, pointer_map_destroy, pointer_map_insert,
17291 pointer_map_contains, pointer_map_traverse): Declare.
17293 2007-02-02 Jakub Jelinek <jakub@redhat.com>
17295 PR middle-end/30473
17296 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
17297 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
17299 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17301 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
17303 (struct _dep): New type.
17304 (dep_t): New typedef.
17305 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
17306 (DEP_STATUS): New access macro. The macro with the same name was
17307 renamed to DEP_LINK_STATUS.
17308 (dep_init): Declare function
17310 (struct _dep_link): New type.
17311 (dep_link_t): New typedef.
17312 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
17313 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
17314 (DEP_LINK_STATUS): New macro.
17315 (debug_dep_links): New debug function.
17317 (struct _deps_list): New type.
17318 (deps_list_t): New typedef.
17319 (DEPS_LIST_FIRST): New access macro.
17320 (FOR_EACH_DEP_LINK): New cycle macro.
17321 (create_deps_list, free_deps_list, delete_deps_list): Declare
17323 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
17324 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
17325 (copy_deps_list_change_con): Ditto.
17327 (move_dep_link): Declare function.
17329 (struct _dep_node): New type.
17330 (dep_node_t): New typedef.
17331 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
17333 (struct haifa_insn_data.back_deps): New field to hold backward
17334 dependencies of the insn.
17335 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
17337 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
17338 Change its type to deps_list_t.
17339 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
17340 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
17341 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
17343 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
17345 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
17347 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
17349 (dep_cost): Declare.
17351 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
17352 (ds_to_dk, dk_to_ds): New functions.
17354 (init_dep_1): New static function.
17355 (init_dep): New function.
17356 (copy_dep): New static function.
17358 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
17360 (detach_dep_link): New static function.
17361 (move_dep_link): New function.
17363 (dep_links_consistent_p, dump_dep_links): New static functions.
17364 (debug_dep_links): New debugging function.
17366 (deps_obstack, dl_obstack, dn_obstack): New static variables.
17368 (alloc_deps_list, init_deps_list): New static functions.
17369 (create_deps_list): New function.
17370 (clear_deps_list): New static function.
17371 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
17372 (deps_list_consistent_p, dump_deps_list): New static functions.
17373 (debug_deps_list): New function.
17374 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
17376 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
17378 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
17379 use new scheduler dependencies lists.
17380 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
17381 (sched_analyze): Ditto. Initialize dependencies lists.
17382 (add_forw_dep, compute_forward_dependences): Update to use new
17383 scheduler dependencies lists.
17385 (init_dependency_caches): Init deps_obstack.
17386 (free_dependency_caches): Free deps_obstack.
17388 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
17389 new scheduler dependencies lists.
17390 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
17391 (add_back_forw_dep, delete_back_forw_dep): Ditto.
17393 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
17394 Update to use new scheduler dependencies lists.
17395 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
17396 (debug_dependencies): Ditto.
17397 (schedule_region): Update comments.
17399 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
17400 scheduler dependencies lists.
17401 (schedule_ebb): Update comments.
17403 * rtl.def (DEPS_LIST): Remove.
17405 * lists.c (unused_deps_list): Remove.
17406 (free_list): Update assertions.
17408 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
17409 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
17411 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
17412 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
17414 * haifa-sched.c (comments): Update.
17415 (insn_cost1): Remove. Inline the code into insn_cost ().
17416 (insn_cost): Update to use new scheduler dependencies lists. Move
17417 processing of the dependency cost to dep_cost ().
17418 (dep_cost): New function. Use it instead of insn_cost () when
17419 evaluating cost of the dependency. Use compatible interface to
17420 interact with the target.
17421 (priority): Update to use new scheduler dependencies lists.
17422 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
17423 with greater number of insns that depend on the insn.
17424 (schedule_insn): Update to use new scheduler dependencies lists. Add
17425 code to free backward dependencies lists. Inline and optimize code
17426 from resolve_dep () - see PR28071.
17427 (ok_for_early_queue_removal): Update to use new scheduler dependencies
17428 lists. Update call to targetm.sched.is_costly_dependence hook.
17430 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
17431 scheduler dependencies lists.
17433 (resolve_dep): Remove. Move the logic to schedule_insn ().
17434 (init_h_i_d): Initialize dependencies lists.
17436 (process_insn_depend_be_in_spec): Rename to
17437 process_insn_forw_deps_be_in_spec. Update to use new scheduler
17438 dependencies lists.
17439 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
17440 Update to use new scheduler dependencies lists.
17441 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
17443 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
17444 new scheduler dependencies lists.
17445 (build_intra_loop_deps): Ditto.
17447 * target.h (struct _dep): Declare to use in
17448 gcc_target.sched.is_costly_dependence.
17449 (struct gcc_target.sched.adjust_cost): Fix typo.
17450 (struct gcc_target.sched.is_costly_dependence): Change signature to
17451 use single dep_t parameter instead of an equivalent triad.
17452 (struct gcc_target.sched.adjust_cost_2): Remove.
17454 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
17456 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
17458 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
17460 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
17462 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
17463 (REG_DEP_TRUE): Document.
17465 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
17466 Change signature to correspond to the targetm.sched.adjust_cost hook.
17467 Update use in TARGET_SCHED_ADJUST_COST_2.
17468 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
17469 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
17470 new scheduler dependencies lists.
17471 (ia64_gen_check): Ditto.
17473 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
17474 scheduler dependencies lists.
17476 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
17477 signature to correspond to the targetm.sched.is_costly_dependence hook.
17478 (is_costly_group): Update to use new scheduler dependencies lists.
17480 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
17481 instead of INSN_COST () macro.
17483 2007-02-01 Ian Lance Taylor <iant@google.com>
17485 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
17487 2007-02-01 Guy Martin <gmsoft@gentoo.org>
17489 * pa.md (tp_load): Correct mfctl instruction syntax.
17491 2007-02-01 Geoffrey Keating <geoffk@apple.com>
17493 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
17494 altivec_padding_size calculation on AIX. Improve comment, add
17495 assert to verify that it's right.
17497 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
17500 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
17502 PR inline-asm/28686
17503 * global.c (global_alloc): Add mising initialization of
17506 2007-02-01 Roger Sayle <roger@eyesopen.com>
17508 * alias.c (init_alias_analysis): Correct whitespace.
17509 * bb-reorder.c (fix_edges_for_rarely_executed_code,
17510 partition_hot_cold_basic_blocks): Likewise.
17511 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
17512 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
17513 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
17514 fold_builtin_snprintf_chk, fold_builtin_printf,
17515 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
17516 do_mpfr_arg3, do_mpfr_sincos): Likewise.
17517 * cfgcleanup.c (cleanup_cfg): Likewise.
17518 * cfgexpand.c (tree_expand_cfg): Likewise.
17519 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
17520 * function.c (get_next_funcdef_no): Likewise.
17521 * gengtype.c (main): Likewise.
17522 * genmodes.c (main): Likewise.
17523 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
17524 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
17525 * ifcvt.c (noce_emit_move_insn): Likewise.
17526 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
17528 * stor-layout.c (get_best_mode): Likewise.
17529 * tree-ssa-loop-niter.c (get_val_for): Likewise.
17530 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
17531 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
17532 perform_var_substitution, solve_graph): Likewise.
17533 * tree-vrp.c (vrp_finalize): Likewise.
17535 2007-02-01 Ian Lance Taylor <iant@google.com>
17537 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
17538 high part of a paradoxical subreg, return a constant zero.
17540 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
17542 * toplev.c (lang_dependent_init): Call init_set_costs.
17543 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
17545 2007-02-01 Richard Guenther <rguenther@suse.de>
17547 PR middle-end/30656
17548 * fold-const.c (fold_negate_expr): Allow negating a
17549 constant if overflow does not change.
17551 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17553 * doc/c-tree.texi (Expression trees): Improve markup.
17554 * doc/tm.texi (Register Classes, Addressing Modes)
17555 (Floating Point): Fix spacing after abbreviations. Fix some
17558 2007-02-01 Ben Elliston <bje@au.ibm.com>
17560 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
17561 * doc/contrib.texi: Likewise.
17562 * doc/install.texi: Likewise.
17564 2007-01-31 Richard Henderson <rth@redhat.com>
17565 Ian Lance Taylor <iant@google.com>
17567 * lower-subreg.c: New file.
17568 * rtl.def (CONCATN): Define.
17569 * passes.c (init_optimization_passes): Add pass_lower_subreg and
17570 pass_lower_subreg2.
17571 * emit-rtl.c (update_reg_offset): New static function, broken out
17572 of gen_rtx_REG_offset.
17573 (gen_rtx_REG_offset): Call update_reg_offset.
17574 (gen_reg_rtx_offset): New function.
17575 * regclass.c: Revert patch of 2006-03-05, restoring
17577 (clear_reg_info_regno): New function.
17578 * dwarf2out.c (concatn_loc_descriptor): New static function.
17579 (loc_descriptor): Handle CONCATN.
17580 * common.opt (fsplit_wide_types): New option.
17581 * opts.c (decode_options): Set flag_split_wide_types when
17583 * timevar.def (TV_LOWER_SUBREG): Define.
17584 * rtl.h (gen_reg_rtx_offset): Declare.
17585 (reg_scan_update): Declare.
17586 * regs.h (clear_reg_info_regno): Declare.
17587 * tree-pass.h (pass_lower_subreg): Declare.
17588 (pass_lower_subreg2): Declare.
17589 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
17590 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
17591 -fsplit-wide-types.
17592 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
17593 * Makefile.in (OBJS-common): Add lower-subreg.o.
17594 (lower-subreg.o): New target.
17596 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17598 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
17600 2007-01-31 Anatoly Sokolov <aesok@post.ru>
17603 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
17605 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17607 PR middle-end/29335
17608 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
17610 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
17612 * cfgloop.h: Include vec-prim.h.
17613 (enum li_flags): Remove LI_ONLY_OLD.
17614 (loop_iterator): Changed.
17615 (fel_next, fel_init): Iterate over loop tree.
17616 (FOR_EACH_LOOP_BREAK): New macro.
17617 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
17619 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
17620 * modulo-sched.c (sms_schedule): Ditto.
17621 * tree-vectorizer.c (vectorize_loops): Ditto.
17622 * doc/loop.texi: Update information on loop numbering and behavior of
17623 FOR_EACH_LOOP wrto new loops.
17624 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
17625 add_to_evolution_1): Test nestedness of loops instead of comparing
17627 * tree-chrec.c (chrec_fold_plus_poly_poly,
17628 chrec_fold_multiply_poly_poly, chrec_evaluate,
17629 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
17630 reset_evolution_in_loop): Ditto.
17631 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
17633 2007-01-31 Dirk Mueller <dmueller@suse.de>
17635 * c-common.c (warn_about_parentheses): Separate warning about
17636 un-parenthized sequence of comparison operators from the one
17637 which is supposed to warn about x <= y <= z.
17639 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
17641 * optabs.h (enum optab_index): Add new OTI_isinf.
17642 (isinf_optab): Define corresponding macro.
17643 * optabs.c (init_optabs): Initialize isinf_optab.
17644 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
17646 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
17647 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
17649 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
17650 expand_builtin_interclass_mathfn.
17651 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
17652 * config/i386/i386.md (UNSPEC_FXAM): New constant.
17653 (fxam<mode>2_i387): New insn pattern.
17654 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
17655 built-in functions as x87 inline asm.
17657 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17659 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
17661 2007-01-30 Eric Christopher <echristo@apple.com>
17663 * config.gcc: Add geode.
17665 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17667 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
17668 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
17669 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
17670 value-prof.c: Fix comment typos.
17672 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17675 * doc/invoke.texi (Wpointer-arith): Document warning.
17677 2007-01-30 Janis Johnson <janis187@us.ibm.com>
17679 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
17680 the list of discrepancies from the draft TR.
17682 2007-01-30 Dirk Mueller <dmueller@suse.de>
17685 * doc/invoke.texi (-Wreturn-type): Update description to
17686 match new behavior.
17688 2007-01-30 Richard Sandiford <richard@codesourcery.com>
17690 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
17692 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
17694 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
17695 to handle optabs that operate on floating point input argument and
17696 output to integer output.
17697 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
17698 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
17699 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
17700 expand_builtin_interclass_mathfn ().
17701 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
17702 (ilogbsi2): Remove.
17703 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
17704 ilogbl built-in functions as x87 intrinsics.
17706 2007-01-30 Richard Guenther <rguenther@suse.de>
17708 PR middle-end/27657
17709 * dwarf2out.c (reference_to_unused): Query varpool if the
17710 variable was output.
17712 2007-01-30 Richard Guenther <rguenther@suse.de>
17714 PR middle-end/30313
17715 * passes.c (execute_one_pass): Reset in_gimple_form to not
17716 confuse non-unit-at-a-time mode.
17718 2007-01-29 Roger Sayle <roger@eyesopen.com>
17719 Richard Guenther <rguenther@suse.de>
17721 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
17722 avoid undefined behaviour on overflow. Use force_fit_type_double
17723 to construct the constant with the specified TREE_OVERFLOW.
17725 2007-01-29 Janis Johnson <janis187@us.ibm.com>
17727 * config/dfp-bit.c: Add parameterized support for fp exceptions.
17728 * config/dfp-bit.h: Ditto.
17730 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17732 * c-decl.c (pop_scope): Replace warnings with call to
17733 warn_for_unused_label.
17734 * c-common.h (warn_for_unused_label): Declare.
17735 * c-common.c (warn_for_unused_label): Define.
17737 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17739 * tree-optimize.c (update_inlined_to_pointers): Delete unused
17742 2007-01-29 Janis Johnson <janis187@us.ibm.com>
17744 * Makefile.in (USER_H): Remove decfloat.h.
17745 * ginclude/decfloat.h: Delete, moving contents to ...
17746 * ginclude/float.h: Add support for decimal floating point,
17747 guarded by __STDC_WANT_DEC_FP__.
17749 2007-01-29 Mike Stump <mrs@apple.com>
17751 * doc/gccint.texi (Top): Rename Loop Representation to Loop
17752 Analysis and Representation to resolve case insensitive conflict.
17753 * doc/loop.texi (Loop Analysis and Representation): Likewise.
17755 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
17757 * tree.h (struct tree_memory_tag): Add aliases member.
17758 (MTAG_ALIASES): New macro.
17759 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
17760 (add_may_alias): Remove pointer-set. Update for may_aliases being
17762 (mark_aliases_call_clobbered): Update for may_aliases being a
17764 (compute_tag_properties): Ditto.
17765 (create_partition_for): Ditto.
17766 (compute_memory_partitions): Ditto.
17767 (dump_may_aliases_for): Ditto.
17768 (is_aliased_with): Ditto.
17769 (add_may_alias_for_new_tag): Ditto.
17770 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
17771 (compute_is_aliased): New function.
17772 (compute_may_aliases): Call compute_is_aliased).
17773 (init_alias_info): Initialize alias_bitmap_obstack.
17774 (union_alias_set_into): New function.
17775 (compute_flow_sensitive_aliasing): Use union_aliases_into.
17776 (have_common_aliases_p): Rewrite to take two bitmaps and use
17778 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
17779 Update for bitmaps.
17780 (finalize_ref_all_pointers): Update for add_may_alias changes.
17781 (new_type_alias): Ditto.
17782 * tree-flow-inline.h (may_aliases): Return a bitmap.
17783 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
17784 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
17785 may_aliases being a bitmap.
17786 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
17787 may_aliases now returns a bitmap.
17788 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
17790 * tree-ssa-operands.c (add_virtual_operand): Update for
17791 may_aliases being a bitmap.
17793 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
17795 PR tree-optimization/30630
17796 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
17797 variable as changed.
17799 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
17802 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
17803 expanded only once even if an error occurs.
17805 2007-01-29 Ben Elliston <bje@au.ibm.com>
17807 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
17808 (__gcov_average_profiler): Likewise.
17809 (__gcov_ior_profiler): Likewise.
17810 (__gcov_merge_ior): Likewise.
17812 2007-01-28 Jan Hubicka <jh@suse.cz>
17814 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
17815 * value-prof.c (stringop_block_profile): Likewise.
17817 2007-01-28 Jan Hubicka <jh@suse.cz>
17819 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
17820 Add variant handling histograms; add wrapper.
17821 (clear_storage_via_libcall): Export.
17822 (emit_block_move_hints): Break out from ...; add histograms.
17823 (emit_block_move): ... this one.
17824 (clear_storage_hints): Break out from ...; add histograms.
17825 (clear_storage): ... this one.
17826 (set_storage_via_memset): Handle histogram.
17827 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
17828 (clear_storage_hints, clear_storage_via_libcall): Declare.
17829 (set_storage_via_setmem): Update prototype.
17830 * doc/md.texi (movmem, setmem): Document new arguments.
17832 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
17833 Add new histograms.
17834 (stringop_block_profile): New global function.
17835 (tree_stringops_values_to_profile): Profile block size and alignment.
17836 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
17838 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
17839 (stringop_block_profile): Declare.
17840 * builtins.c: Include value-prof.h.
17841 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
17842 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
17843 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
17844 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
17845 * profile.c (instrument_values): Add new counters.
17846 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
17848 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
17849 (tree_init_edge_profiler): Build new profilers.
17850 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
17851 (pass_tree_profile): Add dump.
17852 (tree_profile_hooks): Update.
17853 * Makefile.in (LIBGCOV): Add new constants.
17854 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
17855 __gcov_ior_profiler): New.
17856 * i386.md (movmem/setmem expanders): Add new optional arguments.
17858 2007-01-28 David Edelsohn <edelsohn@gnu.org>
17860 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
17862 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
17864 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
17865 (tree_unswitch_single_loop): Pass eni_size_weights to
17866 tree_num_loop_insns.
17867 * tree-ssa-loop-manip.c: Include tree-inline.h.
17868 (can_unroll_loop_p): Pass eni_size_weights to
17869 tree_num_loop_insns.
17870 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
17871 Pass eni_size_weights to estimate_num_insns.
17872 * tree.h (init_inline_once): Export.
17873 * toplev.c (backend_init): Call init_inline_once.
17874 * cgraphunit.c (cgraph_process_new_functions,
17875 cgraph_analyze_function): Pass eni_inlining_weights to
17876 estimate_num_insns.
17877 * ipa-inline.c (compute_inline_parameters): Ditto.
17878 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
17879 to estimate_num_insns.
17880 (try_unroll_loop_completely): Pass eni_size_weights to
17881 tree_num_loop_insns.
17882 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
17883 ot estimate_num_insns.
17884 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
17885 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
17886 * tree-inline.c (eni_inlining_weights, eni_size_weights,
17887 eni_time_weights): New variables.
17888 (init_inline_once): Initialize them.
17889 (struct eni_data): Mew.
17890 (estimate_num_insns_1, estimate_num_insns): Use weights.
17891 * tree-inline.h (struct eni_weights_d): New.
17892 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
17893 (estimate_num_insns): Declaration changed.
17894 * cfgloop.h (tree_num_loop_insns): Declaration changed.
17895 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
17896 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
17898 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
17900 * tree-data-ref.c (conflict_fn): Assert that the number of affine
17901 relations in the conflict function is valid.
17903 2007-01-27 Ian Lance Taylor <iant@google.com>
17905 * common.opt: Add fstrict-overflow.
17906 * opts.c (decode_options): Set flag_strict_overflow if -O2.
17907 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
17908 (TYPE_OVERFLOW_UNDEFINED): Define.
17909 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
17911 * tree.h (TYPE_TRAP_SIGNED): Don't define.
17912 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
17913 (fold_negate_expr): Likewise.
17914 (make_range): Likewise.
17915 (extract_muldiv_1): Likewise.
17916 (maybe_canonicalize_comparison): Likewise.
17917 (fold_comparison): Likewise.
17918 (fold_binary): Likewise.
17919 (tree_expr_nonnegative_p): Likewise.
17920 (tree_expr_nonzero_p): Likewise.
17921 * tree-vrp.c (compare_values): Likewise.
17922 (extract_range_from_binary_expr): Likewise.
17923 (extract_range_from_unary_expr): Likewise.
17924 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
17926 (nowrap_type_p): Likewise.
17927 * tree-scalar-evolution.c (simple_iv): Likewise.
17928 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
17929 (build_range_check): Likewise.
17930 (extract_muldiv_1): Likewise.
17931 (fold_comparison): Likewise.
17932 * tree-vrp.c (vrp_int_const_binop): Likewise.
17933 (extract_range_from_unary_expr): Likewise.
17934 * convert.c (convert_to_integer): Likewise.
17935 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
17936 (fold_comparison): Likewise.
17937 (fold_binary): Likewise.
17938 * optabs.c (optab_for_tree_code): Likewise.
17939 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
17940 * simplify-rtx.c (simplify_const_relational_operation): Check
17941 flag_strict_overflow and flag_trapv.
17942 (simplify_const_relational_operation): Likewise.
17943 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
17944 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
17947 2007-01-27 Roger Sayle <roger@eyesopen.com>
17949 * tree.c (tree_fold_gcd): Delete.
17950 * tree.h (tree_fold_gcd): Remove prototype.
17951 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
17952 test whether one constant integer is a multiple of another. Instead
17953 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
17954 * fold-const.c (multiple_of_p): We've determined both TOP and
17955 BOTTOM are integer constants so we can call int_const_binop directly
17956 instead of the more generic const_binop.
17958 2007-01-27 Roger Sayle <roger@eyesopen.com>
17960 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
17961 1*X check that the constant hasn't overflowed, to preserve the
17963 (round_up): Provide an efficient implementation when rouding-up an
17964 INTEGER_CST to a power-of-two.
17966 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17968 * doc/sourcebuild.texi: Add comma for clarity.
17969 * doc/extend.texi: Fix some typos.
17970 * doc/passes.texi: Likewise.
17971 * doc/cppinternals.texi: Likewise.
17972 * doc/c-tree.texi: Likewise.
17973 * doc/tree-ssa.texi: Likewise.
17974 * doc/install.texi: Likewise.
17976 2007-01-27 Jan Hubicka <jh@suse.cz>
17978 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
17979 (pass_sra): Do not require alias information.
17980 * passes.c (init_optimization_passes): Add SRA
17982 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
17984 * tracer.c (rest_of_handle_tracer): We already cleaned
17985 up the CFG in tracer() so don't do it here again.
17986 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
17987 cleanup_cfg here, either. And don't call renumber_insns.
17989 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
17990 and BB_HEAD are in the insn stream here. Instead make sure
17991 that BB_INSN is valid on all insns. Also, do check here that
17992 there are no pending branch predictions...
17993 (rtl_verify_flow_info): ...instead of doing it here. Checks
17994 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
17997 2007-01-26 Roger Sayle <roger@eyesopen.com>
17999 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
18000 function to simplify/factorize operand order canonicalization.
18001 (ix86_fixup_binary_operands): Reorganize using the above function.
18002 (ix86_binary_operator_ok): Likewise.
18004 2007-01-27 Jakub Jelinek <jakub@redhat.com>
18006 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
18007 file scope from optimize_attrs.
18008 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
18010 (optimize_attrs): Clear insn_code_values after freeing it.
18012 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
18014 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
18015 a parts.base assignment.
18017 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
18019 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
18020 (compute_subscript_distance, initialize_data_dependence_relation,
18021 finalize_ddr_dependent, analyze_ziv_subscript,
18022 analyze_siv_subscript_cst_affine,
18023 compute_overlap_steps_for_affine_univar,
18024 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
18025 analyze_siv_subscript, analyze_miv_subscript,
18026 analyze_overlapping_iterations, subscript_dependence_tester_1,
18027 compute_self_dependence, free_dependence_relation): Work
18028 with affine_fn instead of chrecs.
18029 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
18030 common_affine_function, affine_function_base,
18031 affine_function_constant_p, affine_fn_op, affine_fn_plus,
18032 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
18033 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
18034 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
18035 (all_chrecs_equal_p): Removed.
18036 * tree-data-ref.h (affine_fn, conflict_function): New types.
18037 (struct subscript): Change type of conflicting_iterations_in_a
18038 and conflicting_iterations_in_b.
18040 2007-01-26 Steve Ellcey <sje@cup.hp.com>
18043 * config/pa/pa.h (TARGET_HPUX_11): New.
18044 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
18045 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
18047 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
18048 Richard Guenther <rguenther@suse.de>
18050 * tree-ssa-structalias.c (solve_graph): Handle case
18051 we merged the variable to another.
18053 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18055 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
18058 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
18059 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
18061 2007-01-25 DJ Delorie <dj@redhat.com>
18063 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
18064 allow changes to modes which don't fit in those registers.
18066 * reload1.c (choose_reload_regs): Check for invalid subregs before
18067 computing their locations, not after.
18069 2007-01-25 Geoffrey Keating <geoffk@apple.com>
18072 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
18073 save Altivec registers in an eh_return function.
18074 (compute_vrsave_mask): Likewise.
18075 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
18076 for saving Altivec registers.
18077 (rs6000_emit_prologue): Don't allocate stack twice in
18078 eh_return function. Correct expected value of altivec_save_offset
18079 when using save_world. Describe save of R0 to stack when using
18080 save_world. Describe stack pointer adjustment when using
18081 save_world. Remove duplicated eh_return parameter register saving.
18082 Update sp_offset variable after save_world.
18083 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
18085 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
18086 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
18089 2007-01-25 Steve Ellcey <sje@cup.hp.com>
18091 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
18093 2007-01-25 Steve Ellcey <sje@cup.hp.com>
18096 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
18097 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
18099 2007-01-25 Richard Guenther <rguenther@suse.de>
18101 * doc/invoke.texi (-Wcoverage-mismatch): Document.
18102 * common.opt (-Wcoverage-mismatch): New warning option.
18103 * coverage.c (get_coverage_counts): Ignore coverage mismatch
18104 if -Wcoverage-mismatch is given.
18106 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
18108 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
18109 (ipcp_driver): Change to static definition.
18110 Add dumping of the ifunctions.
18111 (constant_val_insert): Remove unused parameter. Support for SSA.
18112 (ipcp_propagate_const): Support for SSA.
18113 (ipcp_profile_bb_print): Print only analyzed nodes.
18114 (ipcp_replace_map_create): Remove support for Fortran constant
18116 * ipa-prop.c (ipa_method_modify_stmt,
18117 ipa_callsite_compute_param): Support for SSA.
18118 * ipa-prop.h (ipcp_driver): Remove declaration.
18119 (IS_VALID_TREE_MAP_INDEX): Add define.
18121 2007-01-24 Geoffrey Keating <geoffk@apple.com>
18123 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
18125 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18127 PR middle-end/30447
18128 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
18129 constant argument to cabs and do it without checking for
18130 -funsafe-math-optimizations.
18132 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
18134 * c-common.h (RID_FIRST_CXX0X): New.
18135 (RID_LAST_CXX0X): New.
18136 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
18138 * c.opt (Wc++0x-compat): New.
18139 * doc/invoke.texi (-Wc++0x-compat): Document.
18141 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18143 * builtins.c (fold_builtin_carg): New.
18144 (fold_builtin_1): Use it.
18146 2007-01-24 Jan Hubicka <jh@suse.cz>
18148 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
18150 * ipa-inline.c (initial_insns, max_insns): Delete.
18151 (compute_max_insns): New function.
18152 (cgraph_decide_inlining_of_small_function): Use it; take minimal
18153 amount of insns as base for code growth.
18154 (cgraph_decide_inlining): Make initial_insns local; do not compute
18156 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
18157 * doc/invoke.texi (inline-unit-growth): Update docs.
18159 2007-01-24 Jakub Jelinek <jakub@redhat.com>
18161 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
18162 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
18163 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
18164 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
18165 for CPUs that have PTA_CX16 set.
18167 PR middle-end/27416
18168 * gimplify.c (omp_check_private): New function.
18169 (gimplify_scan_omp_clauses): Use it for
18170 firstprivate/lastprivate/reduction.
18172 PR middle-end/30494
18173 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
18174 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
18176 PR middle-end/30421
18177 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
18178 If lower_lastprivate_clauses emits some statements, append them
18179 to dlist rather than body_p and to body_p append an initializer.
18180 (lower_omp_for): Adjust caller.
18182 2007-01-24 Steve Ellcey <sje@cup.hp.com>
18184 * target.h (globalize_decl_name): New.
18185 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
18186 * output.h (default_globalize_decl_name): New.
18187 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
18189 (globalize_decl): Ditto.
18190 (default_globalize_decl_name): New.
18191 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
18192 (ia64_handle_version_id_attribute): New.
18193 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
18194 (ia64_asm_output_external): Use globalize_decl_name instead
18195 of globalize_label.
18196 * doc/extend.texi (version_id): New pragma.
18197 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
18199 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18201 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
18202 _uleb128_t and _Unwind_SWord with _sleb128_t.
18203 * unwind-dw2.c (extract_cie_info, execute_stack_op,
18204 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
18206 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
18207 * unwind-pe.h (read_uleb128, read_sleb128,
18208 read_encoded_value_with_base): Likewise.
18209 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
18211 2007-01-24 Richard Guenther <rguenther@suse.de>
18213 * builtins.c (expand_builtin_cexpi): Get the fndecl
18214 for cexp in the correct way.
18216 2007-01-24 Jan Hubicka <jh@suse.cz>
18218 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
18221 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18223 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
18224 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
18225 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
18226 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
18227 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
18228 __SIZEOF_PTRDIFF_T__.
18229 * doc/cpp.texi: Documentation for the new builtin macros added.
18231 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
18233 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
18234 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
18235 instead of operands[2] to avoid access past the end of array.
18237 2007-01-24 Richard Sandiford <richard@codesourcery.com>
18239 * reload1.c (emit_reload_insns): Pass the reload register
18240 for a non-spill output reload through forget_old_reloads_1.
18242 2007-01-23 Joseph Myers <joseph@codesourcery.com>
18244 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18245 _SOFT_DOUBLE if doubles use software floating-point.
18246 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
18247 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
18248 * config/rs6000/darwin-ldouble.c: Also compile functions for
18249 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
18250 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
18251 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
18252 commented-out long double override.
18253 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
18254 * config/rs6000/eabispe.h: Likewise.
18255 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
18256 long double for non-SPE.
18257 (rs6000_handle_option): Likewise.
18258 (invalid_e500_subreg): Disallow more subregs involding DImode,
18259 DFmode, TImode or TFmode.
18260 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
18262 (legitimate_lo_sum_address_p): Also check for TFmode for E500
18264 (rs6000_legitimize_address): Also handle TFmode for E500 double.
18265 (rs6000_legitimize_reload_address): Also handle TFmode for E500
18267 (rs6000_legitimate_address): Also check for TFmode for E500
18269 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
18270 (spe_build_register_parallel): Handle TFmode and TCmode.
18271 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
18273 (function_arg): Handle TFmode and TCmode for E500 double.
18274 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
18276 (print_operand): Handle TFmode and TImode for %y.
18277 (rs6000_generate_compare): Handle TFmode comparisons for E500
18279 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
18280 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
18281 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
18282 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
18283 TFmode for E500 double.
18284 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
18285 (floatsidf2): Enable for E500 double.
18286 (movtf_softfloat): Use rs6000_nonimmediate_operand.
18287 (extenddftf2): Change to extenddftf2_fprs.
18288 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
18289 depending on TARGET_E500_DOUBLE.
18290 (extendsftf2): Enable for E500 double.
18291 (trunctfdf2): Enable for E500 double.
18292 (trunctfsf2): Change to trunctfsf2_fprs.
18293 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
18294 depending on TARGET_E500_DOUBLE.
18295 (floatsitf2): Enable for E500 double.
18296 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
18297 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
18298 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
18299 (negtf2): Change to negtf2_internal.
18300 (negtf2): New expander.
18301 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
18302 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
18303 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
18304 (movdi_internal32): Use rs6000_nonimmediate_operand.
18305 (unnamed splitter): Likewise.
18306 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
18307 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
18308 (SPE64TF, DITI): New mode macros.
18309 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
18312 (frob_<mode>_di_2): New.
18313 (frob_tf_di_8_2): New.
18314 (frob_di_df): Change to frob_di_<mode>; allow more modes.
18316 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
18318 (frob_ti_<mode>_8_2): New.
18319 (frob_ti_tf_2): New.
18320 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
18321 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
18323 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
18324 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
18325 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
18326 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
18327 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
18328 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
18331 2007-01-23 Ian Lance Taylor <iant@google.com>
18333 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
18335 (OBJS-archive): Reformat, alphabetize.
18336 (OBJS): Change out_object_file to OBJS-md.
18338 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
18340 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
18341 JUMP_P and CALL_P predicates where applicable.
18342 * config/i386/i386.c: Ditto.
18343 * config/i386/i386.md: Ditto.
18344 * config/i386/mmx.md: Ditto.
18345 * config/i386/predicates.md: Ditto.
18347 2007-01-22 Andreas Schwab <schwab@suse.de>
18349 * config/m68k/m68k.h: Fix comment.
18351 2007-01-22 Jan Hubicka <jh@suse.cz>
18353 * passes.c (init_optimization_passes): Do not rerun
18354 pass_early_warn_uninitialized.
18356 2007-01-22 Richard Guenther <rguenther@suse.de>
18358 PR tree-optimization/30038
18359 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
18361 (execute_cse_sincos_1): Likewise.
18362 (execute_cse_sincos): Likewise.
18363 (gate_cse_sincos): Likewise.
18364 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
18365 the cexpi() canonicalization of sincos().
18366 * tree-pass.h (pass_cse_sincos): Declare.
18367 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
18369 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
18371 PR rtl-optimization/29329
18372 * combine.c (replaced_rhs_insn): Rename to i2mod.
18373 (replaced_rhs_value): Rename to i2mod_new_rhs.
18374 (i2mod_old_rhs): New global variable.
18375 (combine_instructions): Adjust for above change. Save a copy of
18376 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
18377 note are substituted in the second instruction.
18378 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
18379 ditch the note if it pertains to the second eliminated register
18380 and this register is mentioned in i2mod_old_rhs.
18383 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
18385 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
18386 the insn to which the note was originally attached.
18388 2007-01-21 Jan Hubicka <jh@suse.cz>
18390 * ipa-inline.c (inlining_mode): Comment, move up.
18391 (cgraph_decide_inlining_incrementally): Do not perform inlining
18392 itself; fix handling of flattening of self recursive functions.
18393 (cgraph_find_cycles): Remove.
18394 (cgraph_flatten_node): Remove.
18395 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
18396 (try_inline): New function.
18397 (cgraph_early_inlining): Update call of
18398 cgraph_decide_inlining_incrementally. Apply inlining here.
18399 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
18401 2007-01-21 Dirk Mueller <dmueller@suse.de>
18404 * tree-vrp.c (check_array_bounds): do not warn
18405 about ADDR_EXPR's of ARRAY_REF's which are immediately
18406 used in binary expressions.
18408 2007-01-21 Ira Rosen <irar@il.ibm.com>
18410 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
18411 read_write_dep and macros for its access.
18412 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
18413 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
18414 argument, call vect_check_interleaving for every independent pair of
18415 data-refs. Mark loads that access the same memory location as a store
18417 (vect_check_dependences): Remove.
18418 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
18419 call, fix the call to vect_analyze_data_ref_dependence.
18420 (vect_analyze_data_ref_access): For statements that access the same
18421 data-ref, check that they are not stores; for loads, check that there
18422 is no store that access the same location.
18424 2007-01-20 Roger Sayle <roger@eyesopen.com>
18425 Joseph Myers <joseph@codesourcery.com>
18427 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
18428 (-fdump-rtl-stack): Likewise.
18429 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
18430 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
18431 (-mpt-fixed): Use @minus{} for minus sign.
18432 (Using Precompiled Headers): Fix under/overfull hbox.
18434 2007-01-20 Jan Hubicka <jh@suse.cz>
18436 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
18437 place within annotation.
18439 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18441 * pa.c (output_move_double): Change array size of xoperands to 4.
18443 2007-01-20 Jan Hubicka <jh@suse.cz>
18445 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
18448 2007-01-19 Ian Lance Taylor <iant@google.com>
18450 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
18451 constant to unsigned HOST_WIDE_INT before negating.
18453 2007-01-19 Ian Lance Taylor <iant@google.com>
18455 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
18457 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
18458 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
18459 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
18460 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
18461 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
18462 (realloc_vdef, realloc_vuse): Change second parameter to
18464 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
18465 fields to unsigned.
18466 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
18467 unsigned. Change x and lim locals to unsigned.
18468 (realloc_vdef, realloc_vuse): Change num_elem parameter to
18470 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
18471 (copy_virtual_operands): Change i and n locals to unsigned.
18473 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18475 PR middle-end/29335
18476 * builtins.c (fold_builtin_1): Handle builtin fdim.
18478 2007-01-20 Jan Hubicka <jh@suse.cz>
18480 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
18481 * tree-ssa-structalias.c (compute_points_to_sets): Do call
18482 init_alias_heapvars.
18483 (init_alias_heapvars): Initialize only when not already initialized.
18484 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
18486 2007-01-19 Roger Sayle <roger@eyesopen.com>
18488 * common.opt (fsigned-zeros): New command line option.
18489 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
18490 of flag_unsafe_math_optimizations.
18491 * opts.c (set_fast_math_flags): The -ffast-math command line option
18492 implies -fno-signed-zeros.
18493 (fast_math_flags_set_p): Likewise.
18495 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
18496 the documentation of -ffast-math appropriately. Wrap long lines.
18498 2007-01-19 Steve Ellcey <sje@cup.hp.com>
18500 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
18501 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
18503 2007-01-19 Tomas Bily <tbily@suse.cz>
18505 * cgraphunit.c (cgraph_finalize_function): Updating of pid
18507 (tree_init_ic_make_global_vars): New function
18508 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
18509 (tree_gen_ic_profiler): New function
18510 (tree_gen_ic_func_profiler): New function
18511 (tree_profiling): Added calling of tree_gen_ic_func_profiler
18512 (tree_profile_hooks): Added hook for indirec/virtual calls
18513 * value-prof.c (tree_find_values_to_profile): New case for
18515 (tree_values_to_profile): Call for determining indirect/virtual
18517 (tree_indirect_call_to_profile): New function
18518 (tree_ic_transform): New function
18519 (tree_ic): New function
18520 (find_func_by_pid): New function
18521 (init_pid_map): New function
18522 (tree_value_profile_transformations): Added check for
18523 indirect/virtual call transformation
18524 * value-prof.h (enum hist_type): New counter type for
18525 indirect/virtual calls
18526 (profile_hooks): Added new hook for profiling indirect/virtual
18528 * profile.c (instrument_values): New case for indirect/virtual
18530 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
18531 (GCOV_COUNTER_V_INDIR): New counter type
18532 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
18533 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
18535 * cgraph.c: Definition of cgraph_max_pid
18536 (cgraph_create_node): Default init of pid attribute
18537 * cgraph.h: Declaration of cgraph_max_pid
18538 (struct cgraph_node): Added pid attribute
18539 * libgcov.c (__gcov_indirect_call_profiler): New function
18540 (__gcov_one_value_profiler_body): New function
18541 (__gcov_one_value_profiler): Body was moved to
18542 __gcov_one_value_profiler_body and calls it
18544 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
18546 * doc/gty.texi (Options): Document the mark_hook option to GTY.
18547 * gengtype.c (write_types_data, write_func_for_structure,
18548 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
18549 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
18550 (walk_type, write_func_for_structure): Generate the mark_hook if
18553 2007-01-19 Jan Hubicka <jh@suse.cz>
18555 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
18556 'early' argument take inlining mode argument specifying whether to
18557 inline for size/speeed or all functions; add support for flattening;
18559 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
18561 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18564 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
18565 the name of the declared identifier.
18567 2007-01-19 Dirk Mueller <dmueller@suse.de>
18569 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
18570 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
18571 duplicate evaluation.
18573 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
18575 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
18576 Macroize expander using X87MODEF12 mode macro. Extend operand 1
18577 to XFMode, use acosxf2 and truncate result to requested mode.
18578 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
18579 (asin<mode>2): Similarly, with asin expanders.
18580 (*fscalexf4_i387): Rename from *fscalexf4.
18581 (expNcorexf3): New expander.
18582 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
18583 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
18584 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
18585 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
18586 patterns for SSE math.
18587 (exp10<mode>2): Similarly, with exp10 expanders.
18588 (exp2<mode>2): Similarly, with exp2 expanders.
18589 (expm1<mode>2): Similarly, with expm1 expanders.
18590 (ldexp<mode>3): Similarly, with ldexp expanders.
18591 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
18592 Use gen_truncxf<mode>2_i387_noop to truncate result.
18594 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18596 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
18597 for ColdFire targets.
18599 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
18600 Richard Sandiford <richard@codesourcery.com>
18602 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
18603 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
18604 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
18605 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
18606 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
18607 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
18609 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18611 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
18612 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
18613 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
18614 (*adddi_dilshr32_cf): New pattern.
18615 (adddi3, subdi3): Remove first alternatives.
18617 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18619 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
18620 implemented using move.l, do not use its cc result for floating-point
18623 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18625 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
18626 from accepting 's' constraints if flag_pic.
18628 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18630 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
18631 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
18632 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
18633 condition from TARGET_68881 to TARGET_HARD_FLOAT.
18635 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
18637 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
18638 ColdFire alternatives.
18639 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
18640 * config/m68k/m68k.md (clzsi2): Define for ColdFire
18641 architectures that support ff1 instruction.
18643 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18644 Julian Brown <julian@codesourcery.com>
18646 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
18647 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
18648 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
18651 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18653 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
18655 (output_move_const_into_data_reg, output_move_simode_const): Delete.
18656 * config/m68k/m68k.c (const_method, const_int_cost): Take a
18657 HOST_WIDE_INT instead of an rtx.
18658 (m68k_rtx_costs): Update call accordingly.
18659 (output_move_const_into_data_reg): Likewise. Fix formatting.
18660 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
18662 (output_move_simode_const): Update calls after above changes.
18663 Rework to use automatic variables and predicates like MEM_P.
18664 * config/m68k/m68k.md (pushexthisi_const): Update call to
18667 2007-01-19 Dirk Mueller <dmueller@suse.de>
18669 * tree-ssa-alias.c (perform_var_substitution): Fix typo
18670 in dump_flags test.
18672 2007-01-19 Richard Guenther <rguenther@suse.de>
18674 * builtins.c (expand_builtin_cexpi): Fall back to expanding
18675 via cexp in case sincos is not available.
18677 2007-01-19 Richard Guenther <rguenther@suse.de>
18679 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
18680 * defaults.h (TARGET_HAS_SINCOS): Default to off.
18681 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
18682 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
18683 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
18684 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
18685 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
18686 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
18688 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
18690 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
18692 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
18693 (atan2xf3): Directly generate RTL pattern.
18694 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
18695 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
18696 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18697 disable patterns for SSE math.
18698 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
18699 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
18700 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18701 disable patterns for SSE math.
18703 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
18705 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
18707 2007-01-18 Roger Sayle <roger@eyesopen.com>
18709 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
18710 VIEW_CONVERT_EXPR to the same type as it's operand.
18712 2007-01-18 David Edelsohn <edelsohn@gnu.org>
18714 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
18715 configured for long double 128.
18717 2007-01-18 Mike Stump <mrs@apple.com>
18719 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
18722 2007-01-18 Michael Meissner <michael.meissner@amd.com>
18724 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
18727 2007-01-18 Jan Hubicka <jh@suse.cz>
18729 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
18730 greater than NUM_VOP_FREE_BUCKETS.
18732 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
18734 * tree-ssa-structalias.c: Update comments.
18735 (ptabitmap_obstack): Removed.
18736 (pta_obstack): New.
18737 (oldpta_obstack): Ditto.
18738 (stats): Add a few members.
18739 (struct variable_info): Remove node, complex, address_taken, and
18740 indirect_target members. Add oldsolution member.
18741 (new_var_info): Do not initialize removed members.
18742 (constraint_expr_type): Remove INCLUDES.
18743 (constraint_graph): Add size, implicit_preds, rep,
18744 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
18745 (FIRST_REF_NODE): New macro.
18746 (LAST_REF_NODE): Ditto.
18747 (FIRST_ADDR_NODE): Ditto.
18748 (find): New function.
18750 (dump_constraint): Do not handle INCLUDES.
18751 (insert_into_complex): Do not insert duplicate constraints.
18752 (condense_varmap_nodes): Renamed and rewritten into ...
18753 (merge_node_constraints): This. Also fix bug in handling of
18754 offseted copy constraints.
18755 (clear_edges_for_node): No longer need to deal with preds at all,
18756 or removing associated preds/succs.
18757 (merge_graph_nodes): Deal with indirect_cycles.
18758 Don't deal with predecessors.
18759 (add_implicit_graph_edge): New function.
18760 (add_pred_graph_edge): Ditto.
18761 (add_graph_edge): Don't deal with predecessors.
18762 (build_constraint_graph): Removed.
18763 (build_pred_graph): New function.
18764 (build_succ_graph): Ditto.
18765 (struct scc_info): Removed in_component. Added roots, dfs, and
18766 node_mapping. Remove visited_index, unification_queue.
18767 (scc_visit): Deal with union-find we do now.
18768 Deal with cycles with REF nodes.
18769 (collapse_nodes): Renamed and rewritten to ...
18770 (unify_nodes): This.
18771 (process_unification_queue): Removed.
18772 (topo_visit): Cleanup
18773 (do_da_constraint): Use find.
18774 (do_sd_constraint): Ditto.
18775 (do_ds_constraint): Ditto.
18776 (do_complex_constraint): Ditto.
18777 (init_scc_info): Update for removed and added members.
18778 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
18779 (find_indirect_cycles): This.
18780 (equivalence_class): New variable.
18781 (label_visit): New function.
18782 (perform_variable_substitution): Rewritten.
18783 (free_var_substitution_info): New function.
18784 (find_equivalent_node): Ditto.
18785 (move_complex_constraints): Ditto.
18786 (eliminate_indirect_cycles): Ditto.
18787 (solve_graph): Only propagate changed bits.
18788 Use indirect cycle elimination.
18790 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
18791 (tree_id_eq): Renamed to ...
18792 (tree_vi_eq): This. Update for member change
18793 (insert_id_for_tree): Renamed and rewritten to ...
18794 (insert_vi_for_tree): This.
18795 (lookup_id_for_tree): Renamed and rewritten to ...
18796 (lookup_vi_for_tree): This.
18797 (get_id_for_tree): Renamed and rewritten to ...
18798 (get_vi_for_tree): Ditto.
18799 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
18800 (process_constraint): Don't handle INCLUDES.
18801 Remove special ADDRESSOF case.
18802 (find_func_aliases): Rewrite to use vi functions instead of id
18804 (create_function_info_for): Ditto.
18805 (create_variable_info_for): Ditto.
18806 (intra_create_variable_infos): Ditto.
18807 (merge_smts_into): Ditto.
18808 (find_what_p_points_to): Ditto.
18809 (init_base_vars): Ditto.
18810 (init_alias_vars): Ditto.
18811 (remove_preds_and_fake_succs): New function.
18812 (dump_sa_points_to_info): Dump new stats.
18813 (dump_solution_for_var): Use find.
18814 (set_used_smts): Fix formatting.
18815 (compute_points_to_sets): Updated for new functions.
18816 (ipa_pta_execute): Ditto.
18818 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18819 Richard Sandiford <richard@codesourcery.com>
18821 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
18823 * calls.c (expand_call): If the return value is a PARALLEL,
18824 extract its first member.
18825 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
18826 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
18827 use FUNCTION_EXTRA_EPILOGUE.
18828 (m68k_function_value): Return a PARALLEL if the return value
18829 is of a pointer type.
18830 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
18831 (FUNCTION_EXTRA_EPILOGUE): Remove.
18832 * config/m68k/m68k.md (D0_REG): New constant.
18834 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18836 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
18837 output a NOP for empty epilogues.
18839 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18841 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
18842 before function. Extend register save check to include all
18843 registers, not just integer ones.
18845 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18847 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
18848 (m68k_use_return_insn): ...this.
18849 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
18850 * config/m68k/m68k.c (use_return_insn): Rename to...
18851 (m68k_use_return_insn): ...this.
18852 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
18853 of USE_RETURN_INSN.
18855 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18857 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
18858 nearest even, fix denormal rounding overflow.
18860 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18862 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
18863 f%$smove and f%$move.
18864 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
18865 (extendsfdf2_cf): Use fdmove instead of f%&move.
18866 (truncdfsf2_cf): Use fsmove instead of f%$smove.
18867 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
18869 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18871 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
18874 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18876 * real.h (real_format): Add a canonical_nan_lsbs_set field.
18877 (coldfire_single_format): Declare.
18878 (coldfire_double_format): Likewise.
18879 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
18880 of qnan_msb_set to determine the lower bits of a canonical
18882 (encode_ieee_double): Likewise.
18883 (encode_ieee_quad): Likewise.
18884 (ieee_single_format): Initialize canonical_nan_lsbs_set.
18885 (mips_single_format): Likewise.
18886 (ieee_double_format): Likewise.
18887 (mips_double_format): Likewise.
18888 (ieee_extended_motorola_format): Likewise.
18889 (ieee_extended_intel_96_format): Likewise.
18890 (ieee_extended_intel_128_format): Likewise.
18891 (ieee_extended_intel_96_round_53_format): Likewise.
18892 (ibm_extended_format): Likewise.
18893 (mips_extended_format): Likewise.
18894 (ieee_quad_format): Likewise.
18895 (mips_quad_format): Likewise.
18896 (vax_f_format): Likewise.
18897 (vax_d_format): Likewise.
18898 (vax_g_format): Likewise.
18899 (i370_single_format): Likewise.
18900 (i370_double_format): Likewise.
18901 (decimal_single_format): Likewise.
18902 (decimal_double_format): Likewise.
18903 (decimal_quad_format): Likewise.
18904 (c4x_single_format): Likewise.
18905 (c4x_extended_format): Likewise.
18906 (real_internal_format): Likewise.
18907 (coldfire_single_format): New real_format.
18908 (coldfire_double_format): Likewise.
18909 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
18910 canonical_nan_lsbs_set.
18911 (pdp11_d_format): Likewise.
18912 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
18913 if TARGET_COLDFIRE_CPU.
18915 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18917 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
18918 (output_call, m68k_legitimize_call_address): Declare.
18919 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
18920 parenthesees. Add support for a 'W' constraint.
18921 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
18922 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
18923 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
18924 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
18926 (override_options): Initialize them. Do not set flag_no_function_cse
18927 for TARGET_ID_SHARED_LIBRARY.
18928 (m68k_output_pic_call): Delete.
18929 (m68k_legitimize_call_address): New function.
18930 (print_operand): Remove the %o prefix. Handle the %p prefix.
18931 (output_call): New function.
18932 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
18933 target address from the GOT if symbolic jumps are not allowed.
18934 * config/m68k/m68k.md (call, general_operand): Do not set
18935 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
18936 Merge separate flag_pic and !flag_pic define_insns into...
18937 (*call, *call_value): ...these new patterns. Match the address
18938 rather than the containing MEM and require it to be a call_operand.
18939 Use output_call to generate the asm template.
18940 * config/m68k/predicates.md (const_call_operand): New predicate.
18941 (call_operand): Likewise.
18943 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18945 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
18946 (STACK_GROWS_DOWNWARD): Define to 1.
18947 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
18948 comments, emphasizing that these values are only defaults.
18949 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
18950 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
18952 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18954 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
18956 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18957 Richard Sandiford <richard@codesourcery.com>
18959 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
18960 (FP_REGNO_P): New macros.
18961 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
18962 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
18963 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
18964 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
18966 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18968 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18969 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
18971 * config/m68k/t-floatlib: New file, extracting common code from...
18972 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
18973 * config/m68k/t-uclinux: Here.
18974 * config/m68k/fpgnulib.c: Do not compile extendeed precision
18975 routines on ColdFire targets.
18977 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18979 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18980 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
18981 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
18982 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
18983 explicitly set MOTOROLA to 1.
18984 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
18986 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18987 Nathan Sidwell <nathan@codesourcery.com>
18989 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
18990 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
18991 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
18992 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
18993 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
18994 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
18995 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
18996 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
18997 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
18998 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
18999 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
19000 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
19001 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
19002 (DBX_REGISTER_NUMBER): Delete.
19003 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
19004 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
19005 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
19007 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19009 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
19010 * config/flat.h: New file.
19011 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
19012 OBJECT_FORMAT_FLAT.
19013 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
19014 indirect references for -msep-data or -mid-shared-library.
19015 Do not use PC-relative code addresses either.
19016 * config/m68k/m68k.c (override_options): Restrict -fPIC error
19018 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
19019 for shared libraries and crt1.o for executables. Use crti.o and
19021 (ENDFILE_SPEC): Use crtend.o and crtn.o.
19022 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
19023 Do not add -elf2flt or -shared-lib-id options here.
19024 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
19025 Pass -shared-lib-id if -mid-shared-library, taking the library
19026 identifier from -mshared-library-id if given, otherwise
19028 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
19029 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
19030 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
19031 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
19032 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
19033 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
19035 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
19036 jump sequence for ISA A and ISA A+.
19037 (PICJUMP): Likewise.
19039 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19041 * config.gcc (m68k-*-uclinux*): Base the port on the common
19042 and m68k GNU/Linux files rather than on the generic ELF ones.
19043 * config/m68k/uclinux.h (TARGET_VERSION): Override.
19044 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
19046 2007-01-18 Julian Brown <julian@codesourcery.com>
19047 Richard Sandiford <richard@codesourcery.com>
19049 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
19050 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
19051 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
19053 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
19054 80 unconditionally.
19055 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
19057 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19059 * doc/install.texi: Document m68k-uclinuxoldabi.
19060 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
19061 * config/m68k/uclinux-oldabi.h: New file, copied from
19062 config/m68k/uclinux.h.
19064 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
19066 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
19067 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
19068 (m32r_compute_frame_size): Use unsigned for regno.
19069 (m32r_reload_lr): Use gen_frame_mem.
19071 (m32r_output_function_epilogue): Don't output the function epilogue
19073 (m32r_expand_epilogue): New.
19074 (direct_return): Return false if the function has the interrupt
19076 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
19077 * config/m32r/m32r.md (epilogue): New expander.
19078 (return_lr, return_rte): New insns.
19079 (return): Make it expander.
19080 (return_normal): New expander.
19082 2007-01-18 Josh Conner <jconner@apple.com>
19085 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
19086 support for UNLE, UNLT, UNGE, and UNGT.
19088 2007-01-18 Jan Hubicka <jh@suse.cz>
19090 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
19091 * tree-tailcall (add_virtual_phis): Likewise.
19092 (optimize_tail_call): Return TODOs.
19093 (execute_tail_calls): Return TODOs.
19094 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
19095 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
19097 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19098 Cleanup cfg using TODO.
19099 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
19100 * passes.c (execute_function_todo): When cleanup did something, remove
19102 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
19103 (make_edges): Don't cleanup_cfg.
19105 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
19107 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
19108 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
19109 operate on the top of stack.
19110 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
19111 register handling of instructions that output to the second
19113 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
19114 (move_for_stack_reg): Special-case check for dead destination
19115 stack slot for constant load of 1.0 inside UNSPEC_TAN.
19117 * config/i386/i386.md (UNSPEC_TAN): New constant.
19118 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
19119 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
19120 to correctly model move of constant 1.0 to top stack slot.
19121 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
19122 (unnamed peephole2 pattern): Remove corresponding peephole2
19123 pattern that optimizes tan insn and loading of constant 1.0.
19124 (tanxf2): Use fptanxf4_i387.
19125 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
19126 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
19127 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
19128 disable patterns for SSE math.
19129 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
19130 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
19132 2007-01-18 Dirk Mueller <dmueller@suse.de>
19133 Richard Guenther <rguenther@suse.de>
19136 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
19137 * common.opt (Warray-bounds): Add new warning option.
19138 * c-opts.c (c_common_handle_option): Define -Warray-bounds
19140 * Makefile.in: make tree-vrp.o depend on toplev.h
19141 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
19143 (check_array_refs, check_array_bounds, check_array_ref): New.
19145 2007-01-18 Jan Hubicka <jh@suse.cz>
19147 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
19148 (execute_ssa_ccp): Return flags conditionally.
19149 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
19151 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
19153 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
19155 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
19156 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
19158 * Makefile.c (GTFILES): Add cfglayout.h.
19159 * gengtype.c (open_base_files): Likewise.
19160 * cfglayout.c (cfg_layout_function_footer,
19161 cfg_layout_function_header) Reindent to make gengtype happy.
19162 * cfglayout.h (cfg_layout_function_footer,
19163 cfg_layout_function_header): Add GTY(()) marker.
19165 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
19167 2007-01-18 Ben Elliston <bje@au.ibm.com>
19169 * genautomata.c (write_automata): Include xstrerror output in the
19170 error message if writing the DFA description file fails.
19172 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
19174 * config/mips/mips-protos.h (mips_output_external): Make it
19176 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
19177 * config/mips/mips.c (irix_output_external_libcall): Likewise.
19178 (extern_list): Likewise.
19179 (extern_head): Likewise.
19180 (TARGET_ASM_FILE_END): Likewise.
19181 (mips_file_end): Likewise.
19182 (mips_output_external): Rewritten.
19184 2007-01-18 Ben Elliston <bje@au.ibm.com>
19186 * genpreds.c (write_insn_preds_c): Only write out the function
19187 body for regclass_for_constraint if we have register constraints.
19189 2007-01-17 Tom Tromey <tromey@redhat.com>
19191 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
19192 * doc/install.texi (Testing): Use sourceware.org.
19193 (Binaries): Likewise.
19194 (Specific): Likewise.
19195 * doc/contrib.texi (Contributors): Use sourceware.org.
19197 2007-01-17 Anatoly Sokolov <aesok@post.ru>
19199 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
19200 (AVR_ENHANCED): Rename to ...
19201 (AVR_HAVE_MUL): ... new.
19202 (avr_enhanced_p): Rename to ...
19203 (avr_have_mul_p): ... new.
19204 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
19205 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
19206 * config/avr/avr.c (avr_enhanced_p): Rename to ...
19207 (avr_have_mul_p): ... new.
19208 (base_arch_s): Rename 'enhanced' to 'have_mul'.
19209 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
19210 'avr_enhanced_p' and 'enhanced'.
19211 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
19212 AVR_HAVE_MUL instead of AVR_ENHANCED.
19213 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
19214 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
19215 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
19216 instead of AVR_ENHANCED.
19217 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
19218 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
19219 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
19221 2007-01-17 Ian Lance Taylor <iant@google.com>
19223 * vec.h (VEC_reserve_exact): Define.
19224 (vec_gc_p_reserve_exact): Declare.
19225 (vec_gc_o_reserve_exact): Declare.
19226 (vec_heap_p_reserve_exact): Declare.
19227 (vec_heap_o_reserve_exact): Declare.
19228 (VEC_OP (T,A,reserve_exact)): New static inline function, three
19230 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
19231 negative parameter.
19232 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
19233 (VEC_OP (T,A,copy)) [all versions]: Likewise.
19234 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
19235 * vec.c (calculate_allocation): Add exact parameter. Change all
19237 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
19238 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
19239 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
19240 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
19241 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
19242 (vec_heap_p_reserve_exact): New function.
19243 (vec_heap_o_reserve_exact): New function.
19245 2007-01-17 Jan Hubicka <jh@suse.cz>
19247 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
19249 2007-01-17 Eric Christopher <echristo@apple.com>
19251 * config.gcc: Support core2 processor.
19253 2007-01-16 Jan Hubicka <jh@suse.cz>
19255 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
19256 the names, just unlink the chain so we don't crash on dangling
19260 2007-01-16 Jan Hubicka <jh@suse.cz>
19262 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
19263 * tree-pass.h: Reorder to make IPA passes appear toegher.
19264 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
19266 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
19267 parameters, do not call early inliner.
19268 * ipa-inline.c: Update comments. Include tree-flow.h
19269 (cgraph_decide_inlining): Do not compute inlining parameters.
19270 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
19271 be called with function context set up.
19272 (pass_ipa_inline): Remove unreachable functions before pass.
19273 (cgraph_early_inlining): Simplify assuming to be called from the
19275 (pass_early_inline): New pass.
19276 (cgraph_gate_ipa_early_inlining): New gate.
19277 (pass_ipa_early_inline): Turn into simple wrapper.
19278 (compute_inline_parameters): New function.
19279 (gate_inline_passes): New gate.
19280 (pass_inline_parameters): New pass.
19281 (apply_inline): Move here from tree-optimize.c
19282 (pass_apply_inline): New pass.
19283 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
19285 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
19286 doing them by hand.
19287 (tree_function_versioning): Do not allocate dummy struct function.
19288 * tree-inline.h (optimize_inline_calls): Update prototype.
19289 * tree-optimize.c (execute_fixup_cfg): Export.
19290 (pass_fixup_cfg): Remove
19291 (tree_rest_of_compilation): Do not apply inlines.
19292 * tree-flow.h (execute_fixup_cfg): Declare.
19293 * Makefile.in (gt-passes.c): New.
19294 * passes.c: Include gt-passes.h
19295 (init_optimization_passes): New passes.
19296 (nnodes, order): New static vars.
19297 (do_per_function_toporder): New function.
19298 (execute_one_pass): Dump current pass here.
19299 (execute_ipa_pass_list): Don't dump current pass here.
19301 2007-01-16 Janis Johnson <janis187@us.ibm.com>
19303 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
19304 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
19306 2007-01-16 David Edelsohn <edelsohn@gnu.org>
19308 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
19309 (strong_alias): Define.
19310 (__gcc_qmul): Provide non-FMA for soft-float.
19311 (__gcc_qdiv): Same.
19316 (__gcc_qunord): New.
19326 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
19327 soft-float functions.
19328 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
19329 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
19330 about long double soft float.
19332 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
19333 Tehila Meyzels <tehila@il.ibm.com>
19335 * tree-vectorizer.h (is_pattern_stmt_p): New.
19336 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
19337 formatting (tabs instead of spaces). Cleanup and clarify setting
19338 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
19339 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
19340 (vectorizable_type_demotion): Check that types are integral.
19341 (vectorizable_type_promotion): Likewise.
19342 (vectorizable_store): Fix typo. Eliminate new-line at end of
19345 2007-01-16 Jan Hubicka <jh@suse.cz>
19347 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
19350 2007-01-15 Eric Christopher <echristo@apple.com>
19352 * ifcvt.c: Include vec.h, vecprim.h.
19353 (check_cond_move_block): New argument regs.
19354 Reorganize. Add registers used to regs.
19355 (cond_move_process_if_block): Use regs set above as
19358 2007-01-15 Eric Christopher <echristo@apple.com>
19360 * config/darwin.h: Update copyright.
19361 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
19362 (LINK_COMMAND_SPEC): Add -u.
19363 (LINK_SPEC): Fix umbrella for above.
19365 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
19367 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
19370 2007-01-15 Tom Tromey <tromey@redhat.com>
19372 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
19373 * doc/install.texi (Testing): Don't mention jacks.
19374 (Configuration): Document --enable-java-maintainer-mode. Move
19375 --with-java-home to libgcj-specific section. Document
19377 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
19379 2007-01-15 Jan Hubicka <jh@suse.cz>
19381 * tree-ssa-dce.c (DCE_TODOs): New.
19382 (propagate_necessity): Return if something changed.
19383 (eliminate_unnecessary_stmts): Likewise.
19384 (perform_tree_ssa_dce): Return TODO flags when needed.
19385 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
19387 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
19389 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
19390 (fyl2x_extend<mode>xf3_i387): New insn pattern.
19391 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
19392 patterns using X87MODEF12 mode macro. Extend operand 1
19393 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
19394 (log10<mode>2): Ditto.
19395 (log2<mode>2): Ditto.
19396 (log1p<mode>2): Ditto.
19397 (logb<mode>2): Ditto.
19398 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
19399 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
19400 (*fxtractxf3_i387): Rename from *fxtractxf3.
19401 (fxtract_extend<mode>xf3_i387): New insn pattern.
19402 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
19403 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
19404 and gen_fyl2xxf3_i387().
19406 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
19408 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
19409 * cfgloopmanip.c (fix_loop_placement): Made static. Use
19410 get_loop_exit_edges. Changed return type to bool.
19411 * cfgloop.h (fix_loop_placement): Declaration removed.
19413 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
19415 * param.h (MIN_VECT_LOOP_BOUND): New.
19416 * params.def (MIN_VECT_LOOP_BOUND): New.
19417 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
19418 argument - minimum threshold for number of iterations.
19419 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
19420 argument to declaration.
19421 * tree-vect-analyze.c (vect_analyze_operations): Check value of
19422 MIN_VECT_LOOP_BOUND.
19423 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
19424 slpeel_tree_peel_loop_to_edge with additional argument.
19425 (vect_do_peeling_for_alignment): Likewise.
19426 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
19428 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
19431 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
19432 operands of size 1.
19434 2007-01-14 Jan Hubicka <jh@suse.cz>
19436 * tree-dfa.c (remove_referenced_var): New function.
19437 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
19438 prune referenced vars list too.
19439 * tree-flow.h (remove_referenced_var): Declare.
19441 2007-01-14 Jan Hubicka <jh@suse.cz>
19443 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
19445 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
19446 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
19447 * except.h (verify_eh_throw_table_statements): Kill prototype.
19448 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
19449 into call exrepssions.
19450 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
19452 * tree-cfg.c: Include pointer-set.h.
19453 (verify_node_sharing): Work on pointer set.
19454 (verify_eh_throw_stmt_node): New.
19455 (verify_stmts): Use pointers sets, verify throw_stmt.
19457 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
19459 * ipa-reference.c (analyze_function): Consider also addresses taken
19462 2007-01-12 Roger Sayle <roger@eyesopen.com>
19464 * c-typeck.c (null_pointer_constant_p): Replace use of
19465 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19466 (build_c_cast): Likewise.
19468 2007-01-12 Roger Sayle <roger@eyesopen.com>
19470 * tree.h (force_fit_type_double): Remove unused final argument.
19471 * c-common.c (constant_expression_warning): Replace use of
19472 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19473 (convert_and_check): Likewise.
19474 (shorten_compare): Update call to force_fit_type_double.
19475 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
19476 * convert.c (convert_to_pointer): Update call to
19477 force_fit_type_double.
19478 * fold-const.c (force_fit_type_double): Remove overflowed_const
19480 (int_const_binop, fold_convert_const_int_from_int,
19481 fold_convert_const_int_from_real, fold_div_compare,
19482 fold_sign_changed_comparison, fold_unary, fold_negate_const,
19483 fold_abs_const, fold_not_const): Remove the final argument from
19484 calls to force_fit_type_double.
19486 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
19488 * configure.ac: Set insn to "nop" for spu-*-* also.
19489 * configure: Regenerate.
19491 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
19493 * builtins.def : Add BUILT_IN_FREE.
19495 2007-01-12 Jan Hubicka <jh@suse.cz>
19497 PR tree-optimization/30443
19498 * tree-inline.c (tree_function_versioning): Do not optimize when
19499 cloning for inlining.
19501 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
19503 * doc/loop.texi: Document recording of loop exits.
19504 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
19505 (update_single_exits_after_duplication,
19506 update_single_exit_for_duplicated_loop,
19507 update_single_exit_for_duplicated_loops): Removed.
19508 (duplicate_loop_to_header_edge): Do not call
19509 update_single_exits_after_duplication and
19510 update_single_exit_for_duplicated_loops.
19511 (loop_version): Do not update single_exit information.
19512 (fix_loop_structure): Use record_loop_exits instead of
19513 mark_single_exit_loops.
19514 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
19515 the lists of loop exits.
19516 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
19517 split_edge, merge_blocks): Update the lists of loop exits.
19518 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
19519 loop_optimizer_init.
19520 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
19521 of mark_single_exit_loops.
19522 (loop_optimizer_finalize): Call release_recorded_exits.
19523 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
19524 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
19525 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
19526 update single exit information.
19527 * lambda-code.c (perfect_nestify): Ditto.
19528 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
19529 (mark_single_exit_loops): Removed.
19530 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
19531 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
19532 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
19534 (get_loop_exit_edges, single_exit): Use recorded exit lists.
19535 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
19536 (verify_loop_structure): Verify consistency of the exit lists.
19537 (flow_loops_find): Use alloc_loop. Initialize exits hash.
19538 (set_single_exit): Removed.
19539 * cfgloop.h (struct loop_exit): New function.
19540 (struct loop): single_exit_ field replaced by exits field.
19541 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
19542 LOOPS_HAVE_RECORDED_EXITS.
19543 (struct loops): Added exits hash.
19544 (mark_single_exit_loops, set_single_exit): Declaration removed.
19545 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
19547 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19549 * doc/invoke.texi: Avoid use of @headitem.
19551 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19553 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
19555 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19557 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
19560 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19561 Richard Sandiford <richard@codesourcery.com>
19563 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
19564 * config/m68k/m68k.opt: Resort options.
19565 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
19567 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19568 Richard Sandiford <richard@codesourcery.com>
19570 * doc/invoke.texi: Document the macros that are defined by
19571 m68k's -mtune and -mhard-float options.
19572 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
19573 (m68k_cpp_cpu_family): Likewise.
19574 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
19575 of __ucfv*__ macros. Define __mcffpu__ if generating code for
19576 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
19577 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
19578 (m68k_cpp_cpu_family): Likewise.
19580 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19582 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
19583 macros besides mc68000 as tuning macros. Use a switch statement
19584 to set them and mcpu32.
19586 2007-01-12 Julian Brown <julian@codesourcery.com>
19588 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
19589 (TARGET_68040_ONLY): Rename to...
19590 (TARGET_68040): ...this.
19591 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
19592 * config/m68k/m68k.md: Likewise.
19594 2007-01-12 Julian Brown <julian@codesourcery.com>
19595 Nathan Sidwell <nathan@codesourcery.com>
19596 Richard Sandiford <richard@codesourcery.com>
19598 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
19599 the -mcpu= argument associated with the --with-cpu setting.
19600 Define M68K_DEFAULT_TUNE to the default -mtune= option,
19601 if different from the one implied by the -mcpu setting.
19602 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
19603 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
19604 * doc/invoke.texi: Mention ColdFire in the introduction to the
19605 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
19606 -mno-div and -mhard-float options. Make -m68881 a synonym for
19607 -mhard-float. Document the previously-undocumented -m5206e,
19608 -m528x, -m5307 and -m5407 options. Tweak the existing option
19609 documentation for consistency.
19610 * doc/install.texi: Mention new --with-cpu arguments.
19611 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
19612 default CPU if neither -mcpu nor -march are specified.
19613 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
19614 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
19615 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
19616 using m68k_tune to decide between families that implement the
19617 same ISA. Use m68k_tune to set __mcfv4e__.
19618 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
19619 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
19620 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
19621 (FL_ISA_C, FL_ISA_MMU): New macros.
19622 (MASK_COLDFIRE): Delete.
19623 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
19624 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
19625 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
19626 (TARGET_HARD_FLOAT): Do not define here.
19627 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
19628 (TUNE_68000): New macro.
19629 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
19630 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
19631 (TUNE_CFV2): Redefine in terms of m68k_tune.
19632 (uarch_type, target_device, fpu_type): New enums.
19633 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
19634 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
19635 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
19636 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
19637 (FL_FOR_isa_c): New macros.
19638 (m68k_isa): New enum.
19639 (m68k_target_selection): New structure.
19640 (all_devices, all_isas, all_microarchs): New tables.
19641 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
19642 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
19643 (MASK_ALL_CPU_BITS): Delete.
19644 (m68k_find_selection): New function.
19645 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
19646 Map the legacy target options to a combination of the new ones.
19647 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
19648 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
19649 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
19651 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
19652 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
19654 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
19655 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
19656 * config/m68k/m68k-devices.def: New file.
19658 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19659 Nathan Sidwell <nathan@codesourcery.com>
19661 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
19662 (SUBTARGET_EXTRA_SPECS): New macros.
19663 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
19664 use %(asm_cpu_spec) instead.
19665 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
19666 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
19667 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
19668 (EXTRA_SPECS): Rename to...
19669 (SUBTARGET_EXTRA_SPECS): ...this.
19671 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19672 Richard Sandiford <richard@codesourcery.com>
19673 Julian Brown <julian@codesourcery.com>
19675 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
19676 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
19677 to the configuration's default CPU.
19678 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
19679 Remove default masks.
19680 (m680[012]0-*-*): Set the default with_cpu to the first part of
19682 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
19683 (m68k*-*-linux): Extend the --with-cpu handling to...
19684 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
19685 and m68010. Don't set target_cpu_default2.
19686 * doc/install.texi: Document --with-cpu for m68k.
19687 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
19688 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
19689 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
19690 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
19691 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
19692 (ASM_SPEC): Remove use of %(asm_cpu_default).
19693 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
19694 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
19695 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
19696 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
19697 __HAVE_FPU__ if TARGET_HARD_FLOAT.
19698 (TARGET_DEFAULT): Delete.
19699 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
19700 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
19701 (CPP_CPU_SPEC): Delete.
19702 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
19703 the appropriate string.
19704 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
19705 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
19706 (ASM_SPEC): Don't use %(asm_default_spec).
19707 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
19708 TARGET_DEFAULT and add MASK_68881.
19709 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
19711 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19713 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
19714 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
19715 MASK_68010 alongside MASK_68020.
19716 * doc/invoke.texi: Document -m68010.
19717 * config/m68k/m68k.opt (m68010): New.
19718 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
19720 (TUNE_68010): New macro.
19721 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
19722 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
19723 (M68K_CPU_m68332): Add MASK_68010.
19724 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
19725 fallback definition.
19726 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
19728 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
19729 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
19730 to all entries that use MASK_68020.
19731 (output_move_simode_const, output_move_himode, output_move_qimode)
19732 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
19733 instead of TARGET_68020 to select clr behavior. Remove comment
19734 about there being no TARGET_68010.
19735 * config/m68k/m68k.md: Likewise throughout.
19737 2007-01-12 Julian Brown <julian@codesourcery.com>
19739 * config/m68k/m68k.h (TARGET_ISAB): New macro.
19740 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
19741 * config/m68k/m68k.md: Likewise.
19743 2007-01-12 Julian Brown <julian@codesourcery.com>
19745 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
19746 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
19748 2007-01-12 Julian Brown <julian@codesourcery.com>
19750 * config/m68k/m68k.h (TUNE_68040_60): New macro.
19751 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
19752 * config/m68k/m68k.md: Likewise.
19754 2007-01-12 Julian Brown <julian@codesourcery.com>
19755 Richard Sandiford <richard@codesourcery.com>
19757 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
19758 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
19759 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
19761 (TARGET_CPU32): Rename to...
19762 (TUNE_CPU32): ...this.
19763 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
19764 (TUNE_CFV2): New macros.
19765 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
19766 remove conditions that are implied by TARGET_68020.
19767 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
19768 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
19769 (m68k_output_function_epilogue): Likewise.
19770 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
19771 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
19772 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
19773 non-68000 timings. Refactor multiplication and division costs.
19774 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
19775 TUNE_CPU32 instead of TARGET_CPU32.
19776 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
19777 and TUNE_68060 instead of TARGET_68060.
19778 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
19779 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
19781 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
19782 && !TARGET_COLDFIRE" to choose between moveq and clr.
19783 Likewise in the unnamed movsf pattern.
19784 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
19785 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
19788 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19790 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
19791 of tabbing before backslashes.
19793 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19795 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
19796 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
19797 (ASM_OUTPUT_INTERNAL_LABEL): Define.
19799 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19801 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
19802 find_interesting_uses_cond.
19803 (find_interesting_uses_cond): Use extract_cond_operands.
19804 (rewrite_use_compare): Use extract_cond_operands and
19805 force_gimple_operand_bsi. Do not call update_stmt.
19806 (determine_use_iv_cost_condition): Use extract_cond_operands.
19807 Return cheaper of using original bound and changing the exit bound.
19809 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19811 PR tree-optimization/29516
19812 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
19813 most_expensive_mult_to_index, addr_to_parts,
19814 create_mem_ref, maybe_fold_tmr): Make the type of
19815 fields of TARGET_MEM_REF sizetype.
19816 (move_fixed_address_to_symbol, move_pointer_to_base):
19818 * tree.def (TARGET_MEM_REF): Add comment on types of
19821 2007-01-11 Joseph Myers <joseph@codesourcery.com>
19823 * c-common.c (vector_types_convertible_p): Treat opaque types as
19824 always convertible if they have the same size, but not otherwise.
19826 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
19828 * ifcvt.c (struct noce_if_info): Add comments to the fields.
19829 Remove the b_unconditional field.
19830 (noce_try_sign_mask): Do not look at b_unconditional.
19831 (noce_process_if_block): Do not use merge_if_blocks. Update
19832 the CFG here. Do not set b_unconditional.
19833 (cond_move_process_if_block): Likewise.
19834 (find_cond_trap): Likewise.
19835 (check_cond_move_block): Require simple jump insns at the end
19836 of the basic block.
19838 2007-01-11 Jan Hubicka <jh@suse.cz>
19840 PR tree-optimization/1046
19841 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
19842 when alias info is not ready.
19843 (pass_tail_recursion): Do not require aliasing.
19844 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
19845 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
19846 * tree-ssa-copy.c (pass_copy_prop): Likewise.
19847 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
19848 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
19849 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
19850 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
19852 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
19853 When aliasing is not build, mark statement as volatile.
19855 2007-01-11 Tom Tromey <tromey@redhat.com>
19857 PR preprocessor/15185, PR preprocessor/20989:
19858 * doc/cppopts.texi <-MT>: Update description of algorithm for
19859 computing default target.
19860 <-M, -MD>: Reword "basename" text.
19862 2007-01-11 Roger Sayle <roger@eyesopen.com>
19864 * builtins.c (expand_builtin_pow, expand_builtin_powi,
19865 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
19866 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
19867 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
19868 fold_builtin_bswap, real_constp, fold_builtin_pow,
19869 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
19870 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
19871 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19872 * convert.c (convert_to_pointer): Likewise.
19873 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19874 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
19875 const_binop, fold_convert_const_int_from_int,
19876 fold_convert_const_int_from_real,
19877 fold_convert_const_real_from_real, sign_bit_p,
19878 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
19879 fold_sign_changed_comparison, fold_unary, fold_comparison,
19880 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
19881 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
19882 * print-tree.c (print_node_brief, print_node): Likewise.
19883 * stor-layout.c (place_field, layout_type): Likewise.
19884 * tree-chrec.c (keep_cast): Likewise.
19885 * tree.c (build_vector, build_real, build_real_from_int_cst,
19886 build_complex): Likewise.
19888 2007-01-11 Roger Sayle <roger@eyesopen.com>
19890 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
19891 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
19893 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
19895 * configure.ac (strict1_warn): Rename to strict_warn.
19896 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
19897 cc_set_by_configure, quoted_cc_set_by_configure,
19898 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
19899 all_boot_languages, all_stagestuff): Remove.
19900 (target_list): Remove bootstrap targets.
19901 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
19902 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
19903 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
19904 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
19905 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
19906 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
19907 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
19908 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
19909 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
19910 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
19911 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
19912 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
19913 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
19914 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
19915 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
19916 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
19917 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
19918 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
19919 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
19920 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
19921 (mostlyclean): Adjust.
19922 (clean, distclean): Don't mention bootstrap stuff.
19923 * configure: Regenerate.
19924 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
19925 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
19926 treelang/config-lang.in (stagestuff): Remove.
19927 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
19928 stageprofile, stagefeedback, stagestuff): Remove mention.
19930 2007-01-11 Nick Clifton <nickc@redhat.com>
19932 * config/mcore/predicates.md (mcore_general_movesrc_operand):
19934 (mcore_general_movdst_operand): Do not accept CONST_INTs.
19935 (mcore_arith_K_S_operand): Run the test for the S constraint not
19936 the test for the M constraint.
19937 (mcore_addsub_operand): Do not accept integer values that are
19938 larger than 32 bits.
19939 * config/mcore/mcore.md: Remove unused constraints from split.
19940 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
19941 (addsi3): Likewise.
19942 (allocate_stack): Likewise.
19943 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
19944 operands to 32 bits.
19945 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
19947 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
19948 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
19949 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
19950 mcore_output_bclri, mcore_output_andn, output_inline_const,
19951 mcore_output_move, mcore_output_movedouble): Likewise.
19952 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
19953 (output_inline_const): Likewise.
19954 (output_inline_const): Fix format strings used in sprintf
19956 * config/mcore/mcore-protos.h: Update prototypes for changed
19957 functions in mcore.c.
19958 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
19959 HOST_WIDE_INT and not int.
19960 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
19961 CONST_OK_FOR_N): Likewise.
19962 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
19963 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
19966 2007-01-10 Jan Hubicka <jh@suse.cz>
19968 * tree-vrp.c (remove_range_assertions): Release defs.
19969 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
19970 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
19972 2007-01-10 Paul Brook <paul@codesourcery.com>
19974 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
19975 * config/arm/arm.md (mulsi3subsi): New insn.
19977 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
19979 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
19980 (tree_transform_and_unroll_loop): New.
19981 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
19984 2007-01-10 Robert Kennedy <jimbob@google.com>
19986 * fold-const.c (fold_comparison): Fold comparisons like (x *
19987 1000 < 0) to (x < 0).
19989 2007-01-10 Ian Lance Taylor <iant@google.com>
19991 * tree-pretty-print.c (dump_generic_node): Print parentheses when
19992 operands have the same priority.
19994 2007-01-10 Tom Tromey <tromey@redhat.com>
19996 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
19997 (fold_binary): Likewise.
19998 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
19999 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
20000 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
20001 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
20002 * langhooks.h (struct lang_hooks): Removed field
20003 'can_use_bit_fields_p'.
20005 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
20007 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
20009 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
20011 * function.c (get_last_funcdef_no): New function.
20012 * function.h (get_last_funcdef_no): Declare.
20013 * tree-inline.c (initialize_cfun): Add initialization.
20014 (tree_function_versioning): Cleanup.
20016 2007-01-10 Jan Hubicka <jh@suse.cz>
20018 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
20021 2007-01-10 Sa Liu <saliu@de.ibm.com>
20022 Ben Elliston <bje@au.ibm.com>
20024 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
20025 for SAVE_NONLOCAL and Pmode for any other save level.
20026 * spu-protos.h (spu_restore_stack_block): Declare.
20027 * spu.md (save_stack_block): Remove.
20028 (restore_stack_block): Call spu_restore_stack_block.
20029 * spu.c (spu_restore_stack_block): New function.
20030 (spu_expand_epilogue): Remove old comment.
20032 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
20034 PR tree-optimization/30322
20035 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
20036 (cand_value_at): Return the value as aff_tree.
20037 (may_eliminate_iv): Convert the bound from aff_tree to tree.
20038 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
20039 aff_combination_mult): New functions.
20040 (aff_combination_add): Use aff_combination_add_cst.
20041 (aff_combination_convert): Allow conversions to a wider type.
20042 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
20043 * tree-affine.h (aff_combination_mult): Declare.
20045 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
20047 * doc/tm.texi: Update documentation to reflect reality of exec
20048 and start file search behaviours. Update copyright year.
20049 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
20050 header file directories.
20052 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
20054 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
20055 (*cosxf2): Rename to cosxf2_i387.
20056 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
20057 using X87MODEF12 mode macro. Rename patterns to
20058 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
20060 (*cosdf2, *cossf2): Ditto.
20061 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
20062 to match extended input operands.
20063 (sincos<mode>3): New expander.
20064 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
20065 insn patterns and corresponding splitters.
20067 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
20069 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
20070 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
20072 2007-01-09 Nicolas Pitre <nico@cam.org>
20075 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
20077 2007-01-08 Geoffrey Keating <geoffk@apple.com>
20079 * target.h (struct gcc_target): New field library_rtti_comdat.
20080 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
20081 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
20082 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
20083 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
20085 2007-01-08 Geoffrey Keating <geoffk@apple.com>
20087 * doc/invoke.texi (Optimize Options): Correct description of -O0.
20089 2007-01-08 Richard Guenther <rguenther@suse.de>
20091 * tree.h (force_fit_type_double): Export.
20092 (force_fit_type): Remove.
20093 * fold-const.c (force_fit_type_double): New function.
20094 (force_fit_type): Remove.
20095 (int_const_binop): Use it.
20096 (fold_convert_const_int_from_int): Likewise.
20097 (fold_convert_const_int_from_real): Likewise.
20098 (fold_div_compare): Likewise.
20099 (fold_sign_changed_comparison): Likewise.
20100 (fold_unary): Likewise.
20101 (fold_negate_const): Likewise.
20102 (fold_abs_const): Likewise.
20103 (fold_not_const): Likewise.
20104 * c-common.c (shorten_compare): Use force_fit_type_double.
20105 * convert.c (convert_to_pointer): Likewise.
20107 2007-01-08 Richard Guenther <rguenther@suse.de>
20109 * tree.h (build_int_cst_wide_type): Export.
20110 * tree.c (build_int_cst_wide_type): New function.
20111 (build_int_cst_wide): Fix comment.
20112 * builtins.c (fold_builtin_object_size): Use build_int_cst
20113 to build -1 or 0 of the correct type. Use fit_double_type
20114 to check for overflow.
20115 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
20117 (decode_field_reference): Likewise.
20118 (all_ones_mask_p): Likewise.
20119 (native_interpret_int): Use build_int_cst_wide_type.
20120 (fold_binary): Use build_int_cst_type to build an all-ones
20122 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
20124 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
20126 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
20128 2007-01-09 Ben Elliston <bje@au.ibm.com>
20130 * genautomata.c (STATS_OPTION): New option.
20131 (stats_flag): New flag.
20132 (gen_automata_option): Handle it.
20133 (initiate_automaton_gen): Ditto.
20134 (write_automata): Output statistics only if stats_flag is
20135 set. Likewise, output time statistics only if time_flag is set.
20136 * doc/md.texi (Processor pipeline description): Document new flag.
20138 2007-01-08 Richard Guenther <rguenther@suse.de>
20140 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
20141 * tree.c (build_int_cst_type): Likewise.
20142 (size_in_bytes): Don't call force_fit_type on the result.
20143 (int_fits_type_p): Use fit_double_type.
20144 * fold-const.c (fit_double_type): New function.
20145 (force_fit_type): Use it.
20146 * tree.h (fit_double_type): Export.
20148 2007-01-08 Jan Hubicka <jh@suse.cz>
20150 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
20151 * ipa.c (function_and_variable_visibility): Fix return type.
20153 2007-01-08 Richard Guenther <rguenther@suse.de>
20155 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
20156 of offset to build the index.
20157 * tree-pretty-print.c (dump_generic_node): Don't build negated
20158 const just for printing.
20159 * c-pretty-print.c (pp_c_integer_constant): Likewise.
20160 * builtins.c (fold_builtin_int_roundingfn): Check if result
20161 fits the type by using force_fit_type and comparing the result.
20162 * predict.c (predict_loops): Use compare_tree_int for comparison.
20163 * tree.c (build_int_cst): Fall back to integer_type_node for
20165 (build_int_cst_wide): Assert type is non-null.
20167 2007-01-08 Roberto Costa <roberto.costa@st.com>
20169 * tree-vrp.c (extract_range_from_cond_expr): New.
20170 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
20171 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
20173 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
20174 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
20175 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
20176 used as expressions.
20177 * tree-object-size.c (cond_expr_object_size): New.
20178 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
20180 2007-01-08 Jan Hubicka <jh@suse.cz>
20182 * tree-ssa-forwprop.c (forward_propagate_into_cond,
20183 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
20186 2007-01-08 Richard Guenther <rguenther@suse.de>
20188 PR tree-optimization/23603
20189 * tree-vrp.c (set_value_range_to_truthvalue): New function.
20190 (extract_range_from_binary): Fall back to truthvalue instead of
20191 varying for TRUTH_*_EXPR.
20192 (extract_range_from_comparison): Fall back to truthvalue instead of
20194 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
20195 if all visited PHI values were constant.
20197 2007-01-08 Jan Hubicka <jh@suse.cz>
20199 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
20200 (cgraph_analyze_function): break out from ...
20201 (cgraph_finalize_compilation_unit): ... here.
20202 (cgraph_expand_function): Remove forgoten commented out line.
20203 (cgraph_optimize): Analyze functions.
20205 2007-01-08 Jan Hubicka <jh@suse.cz>
20207 * tree-pas.h (TODO_remove_function): New flag.
20208 (TODO_update*): Renumber.
20209 (pass_ipa_increase_alignment,
20210 pass_ipa_function_and_variable_visibility): New passes.
20211 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
20212 (cgraph_function_and_variable_visibility): Move to ipa.c
20213 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
20214 cgraph_increase_alignment.
20215 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
20216 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
20217 calling tree-inline.
20218 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
20219 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
20220 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
20221 (gate_increase_alignment): New function.
20222 (pass_ipa_increase_alignment): New pass.
20223 * ipa.c: Inline tree-pass.h and timevar.h
20224 (function_and_variable_visibility): Move here from cgraphunit.c
20225 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
20226 * passes.c (init_optimization_passes): Add the two new passes.
20227 (execute_todo): Handle cgraph_remove_functions.
20229 2007-01-08 Nick Clifton <nickc@redhat.com>
20231 * config/frv/predicates.md (reg_or_0_operand): Accept
20234 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
20236 * config/bfin/rtems.h, config/bfin/t-rtems: New.
20237 * config.gcc: Add bfin*-rtems*.
20239 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
20241 * c.opt: Add -flax-vector-conversions.
20242 * c-typeck.c (convert_for_assignment): Pass flag to
20243 vector_types_convertible_p to allow emission of note.
20244 (digest_init): Likewise.
20245 * c-opts.c: Handle -flax-vector-conversions.
20246 * c-common.c (flag_lax_vector_conversions): New.
20247 (vector_types_convertible_p): Unless -flax-vector conversions
20248 has been passed, disallow conversions between vectors with
20249 differing numbers of subparts and/or element types. If such
20250 a conversion is disallowed, possibly emit a note on the first
20251 occasion only to inform the user of -flax-vector-conversions.
20252 The new last argument specifies this.
20253 * c-common.h (flag_lax_vector_conversions): New.
20254 (vector_types_convertible_p): Add extra argument.
20255 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
20256 char_type_node for V*QI type vectors.
20257 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
20258 Update to satisfy new typechecking rules.
20259 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
20260 C and C++ variants.
20261 * doc/invoke.texi (C Dialect Options): Document
20262 -flax-vector-conversions.
20264 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
20266 PR tree-optimization/29877
20267 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
20268 a register variable on the RHS to not be replaceable.
20270 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
20271 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
20272 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
20273 const_simm15, const_pow2, const_npow2): Added.
20274 * config/score/misc.md (insv, extv, extzv, movmemsi,
20275 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
20276 * config/score/score.c (score_address_cost, score_select_cc_mode):
20278 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
20279 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
20280 Update score_print_operand.
20281 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
20282 Adjust register allocate order and update some macro define.
20283 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
20284 mdx_block_move_straight, mdx_block_move_loop_head,
20285 mdx_block_move_loop_body, mdx_block_move_loop_foot,
20286 mdx_block_move_loop, mdx_block_move): Added.
20287 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
20288 mdp_limm): Updated and fix some bug and typo.
20289 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
20290 (movsf, movdf, doloop_end): Added.
20292 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
20294 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
20295 config/arm/thumb2.md: Fix comment typos.
20296 * doc/extend.texi: Fix a typo.
20298 2007-01-07 Eric Christopher <echristo@apple.com>
20300 * configure.ac: Check for __stack_chk_fail for darwin.
20301 * configure: Regenerate.
20303 2007-01-07 Richard Guenther <rguenther@suse.de>
20305 * tree-vrp.c (extract_range_from_assert): CSE calls to
20306 compare_values where possible.
20307 (extract_range_from_unary_expr): Likewise.
20309 2007-01-07 Anatoly Sokolov <aesok@post.ru>
20311 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
20312 * config/avr/avr.c (call_insn_operand): Delete function.
20313 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
20314 instead of register number. Use predicates.
20315 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
20316 call_insn_operand): Add.
20318 2007-01-06 Jan Hubicka <jh@suse.cz>
20320 * tree-pass.h (pass_build_cgraph_edges): Declare.
20321 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
20322 (visited_nodes): Remove.
20323 (cgraph_create_edges): Move to cgraphbuild.c; rename to
20324 build_cgrpah_edges; make visited_nodes local.
20325 (cgraph_process_new_functions): DO not call initialize_inline_failed.
20326 (record_references_in_initializer): Move to cgraphbuild.c
20327 (initialize_inline_failed, rebuild_cgraph_edges,
20328 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
20329 (verify_cgraph_node): Make visited_nodes local.
20330 (cgraph_analyze_function): Do not call cgraph_create_edges and
20331 initialize_inline_failed.
20332 (cgraph_expand_function): Do not call cgraph_lower_function;
20333 assert that function is already lowered.
20334 * Makefile.in (cgraphbuild.o): New.
20335 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
20336 at the end of lowering passes.
20338 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
20340 * ifcvt.c (cond_move_convert_if_block): New function, code
20341 factored out from...
20342 (cond_move_process_if_block): ...here. Call the new function
20343 on the THEN and ELSE blocks.
20344 (merge_if_block): Do not copy global_live_at_end, merge_blocks
20345 already takes care of this.
20347 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20350 * tree.h (TREE_OVERFLOW_P): New.
20351 * c-typeck.c (parser_build_unary_op): Warn only if result
20352 overflowed and operands did not.
20353 (parser_build_binary_op): Likewise.
20354 (convert_for_assignment): Remove redundant overflow_warning.
20355 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
20357 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20359 * c-typeck.c (store_init_value): Split over two lines to follow
20360 the GNU coding style.
20362 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
20364 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
20365 __GXX_EXPERIMENTAL_CXX0X__.
20366 * doc/cpp.texi: Same.
20368 2007-01-05 Richard Guenther <rguenther@suse.de>
20370 PR middle-end/27826
20371 * tree.c (get_narrower): Do not construct COMPONENT_REFs
20372 with mismatched types. Instead explicitly build a
20373 conversion NOP_EXPR.
20375 2007-01-05 Ian Lance Taylor <iant@google.com>
20377 * c-common.c (decl_with_nonnull_addr_p): New function.
20378 (c_common_truthvalue_conversion): Call it.
20379 * c-typeck.c (build_binary_op): Likewise.
20380 * c-common.h (decl_with_nonnull_addr_p): Declare.
20382 2007-01-05 Jakub Jelinek <jakub@redhat.com>
20385 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
20388 2007-01-05 Joel Brobecker <brobecker@adacore.com>
20390 * doc/install.texi (Final install): Document the fact that
20391 the GNAT runtime should not be stripped.
20393 2007-01-04 Jan Hubicka <jh@suse.cz>
20395 * tree-inline.c (fold_marked_statements): Update operand caches
20396 and EH after folding
20398 2007-01-04 Ian Lance Taylor <iant@google.com>
20400 * c-common.c (check_function_nonnull): Whitespace fix.
20402 2007-01-04 Jan Hubicka <jh@suse.cz>
20404 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
20405 comitted older version of patch.
20406 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
20407 function, celanup cfg and collect garbage.
20409 2007-01-04 Mike Stump <mrs@apple.com>
20411 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
20414 2007-01-04 Eric Christopher <echristo@apple.com>
20416 * libgcc2.c (__bswapsi2): Use SItype.
20417 (__bswapdi2): Use DItype.
20418 * libgcc2.h: Update for above.
20420 2007-01-04 Paul Brook <paul@codesourcery.com>
20422 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
20423 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
20424 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
20425 umulsidi3, umulsidi3adddi, smulsi3_highpart,
20426 umulsi3_highpart): Make conditional on !arm_arch6.
20427 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
20428 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
20429 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
20430 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
20431 umulsi3_highpart_v6): New insns.
20433 2007-01-04 Roger Sayle <roger@eyesopen.com>
20435 * fold-const.c (fold_convert): When casting an expression to void,
20436 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
20437 have a type. Instead of attempting to build a NOP_EXPR, return
20438 these "special" trees directly.
20440 2007-01-04 Joseph Myers <joseph@codesourcery.com>
20442 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
20443 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
20444 rs6000_cost->fp not 0 as adjustment for outer NEG.
20446 2007-01-04 Jan Hubicka <jh@suse.cz>
20448 * cgraph.c (cgraph_release_function_body): New function.
20449 (cgraph_remove_node): Use it.
20450 * cgraph.h (cgraph_release_function_body): Declare.
20451 * cgraphunit.c (cgraph_expand_function): Use it.
20452 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
20453 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
20454 is initialized and while compilation of other function is running.
20455 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
20456 statement CFG annotations from here to ...
20457 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
20459 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
20461 * cfgloop.h (enum li_flags): Make the constants powers of two.
20463 2007-01-04 Jan Hubicka <jh@suse.cz>
20465 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
20467 (fold_marked_statements): New function.
20468 (optimize_inline_calls, tree_function_versioning): Fold new statements.
20469 * tree-inline.h (copy_body_data): Add statements_to_fold.
20471 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
20473 * config.gcc: Mention libgcc/config.host.
20474 * Makefile.in: Update comments mentioning libgcc.
20475 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
20476 (all.cross, start.encap, rest.encap, rest.cross): Update
20477 dependencies for libgcc move.
20478 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
20479 (clean-target, clean-target-libgcc): Delete.
20480 (srcdirify, GCC_EXTRA_PARTS): New macros.
20481 (libgcc-support, libgcc.mvars): New rules.
20482 (distclean): Remove mention of mklibgcc.
20483 (install): Don't reference INSTALL_LIBGCC.
20484 (install-common): Don't reference EXTRA_PARTS.
20485 (install-libgcc, install-multilib): Delete rules.
20486 * mklibgcc.in: Delete file.
20487 * doc/configfiles.texi: Don't mention mklibgcc.
20489 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
20490 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
20491 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
20492 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
20493 (mklibgcc, ldblspecs): Likewise.
20495 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
20496 (posixpre.def): Use $(T).
20497 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
20498 (SHLIB_SRC, SHLIB_INSTALL): Delete.
20499 (SHLIB_LINK): Make dummy.
20500 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
20502 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
20504 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
20505 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
20506 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
20507 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
20509 * configure.ac (all_outputs): Remove mklibgcc.
20510 * configure: Regenerated.
20512 2007-01-03 Josh Conner <jconner@apple.com>
20514 PR middle-end/29683
20515 * calls.c (compute_argument_addresses): Set stack and stack_slot
20516 for partial args, too.
20517 (store_one_arg): Use locate.size.constant for the size when
20518 generating a save_area.
20520 2007-01-03 Robert Kennedy <jimbob@google.com>
20522 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
20523 whose definitions are deleted due to basic block merging.
20525 2007-01-03 Paul Brook <paul@codesourcery.com>
20528 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
20530 (use_return_insn): Return 0 for Thumb interrupt functions.
20531 (print_multi_reg): Add rfe argument for IRQ returns.
20532 (arm_output_epilogue): Pop interrupt return address directly into PC.
20533 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
20535 2007-01-03 Paul Brook <paul@codesourcery.com>
20537 Merge from sourcerygxx-4_1.
20538 * config/arm/thumb2.md: New file.
20539 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
20541 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
20542 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
20543 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
20544 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
20546 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
20547 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
20549 * config/arm/ieee754-sf.S: Ditto.
20550 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
20551 (thumb1_base_register_rtx_p): ... to this.
20552 (thumb_index_register_rtx_p): Rename...
20553 (thumb1_index_register_rtx_p): ... to this.
20554 (thumb_output_function_prologue): Rename...
20555 (thumb1_output_function_prologue): ... to this.
20556 (thumb_legitimate_address_p): Rename...
20557 (thumb1_legitimate_address_p): ... to this.
20558 (thumb_rtx_costs): Rename...
20559 (thumb1_rtx_costs): ... to this.
20560 (thumb_compute_save_reg_mask): Rename...
20561 (thumb1_compute_save_reg_mask): ... to this.
20562 (thumb_final_prescan_insn): Rename...
20563 (thumb1_final_prescan_insn): ... to this.
20564 (thumb_expand_epilogue): Rename...
20565 (thumb1_expand_epilogue): ... to this.
20566 (arm_unwind_emit_stm): Rename...
20567 (arm_unwind_emit_sequence): ... to this.
20568 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
20569 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
20570 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
20571 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
20572 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
20573 thumb2_output_casesi): New functions.
20574 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
20575 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
20576 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
20577 THUMB2_WORK_REGS): Define.
20578 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
20579 arm_condexec_mask, arm_condexec_masklen)): New variables.
20580 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
20581 (arm_override_options): Check new CPU capabilities.
20582 Set new architecture flag variables.
20583 (arm_isr_value): Handle v7m interrupt functions.
20584 (user_return_insn): Return 0 for v7m interrupt functions. Handle
20586 (const_ok_for_arm): Handle Thumb-2 constants.
20587 (arm_gen_constant): Ditto. Use movw when available.
20588 (arm_function_ok_for_sibcall): Return false for v7m interrupt
20590 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
20591 (thumb_find_work_register, arm_load_pic_register,
20592 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
20593 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
20594 print_multi_reg, output_mov_long_double_fpa_from_arm,
20595 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
20596 output_mov_double_fpa_from_arm, output_move_double,
20597 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
20598 output_return_instruction, arm_output_function_prologue,
20599 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
20600 arm_output_mi_thunk, thumb_set_return_address): Ditto.
20601 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
20602 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
20603 (arithmetic_instr, shift_op): Use arm_shift_nmem.
20604 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
20606 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
20607 (thumb_expand_prologue): Use thumb_set_frame_pointer.
20608 (arm_file_start): Output directive for unified syntax.
20609 (arm_unwind_emit_set): Handle stack alignment instruction.
20610 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
20611 Add v6t2, v7, v7a, v7r and v7m.
20612 (RETLDM): Add Thumb-2 code.
20613 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
20614 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
20615 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
20616 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
20617 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
20618 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
20619 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
20620 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
20621 ADJUST_INSN_LENGTH): Define.
20622 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
20623 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
20624 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
20625 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
20626 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
20627 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
20628 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
20629 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
20630 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
20631 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
20632 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
20633 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
20634 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
20635 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
20636 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
20637 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
20638 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
20640 * config/arm/arm-tune.md: Regenerate.
20641 * config/arm/arm-protos.h: Update prototypes.
20642 * config/arm/vfp.md: Enable patterns for Thumb-2.
20643 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
20644 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
20645 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
20646 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
20647 * config/arm/libunwind.S: Add Thumb-2 code.
20648 * config/arm/constraints.md: Update include Thumb-2.
20649 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
20650 * config/arm/ieee754-df.S: Ditto.
20651 * config/arm/bpabi.S: Ditto.
20652 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
20653 * config/arm/predicates.md (low_register_operand,
20654 low_reg_or_int_operand, thumb_16bit_operator): New.
20655 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
20656 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
20657 * config/arm/t-arm-elf: Add armv7 multilib.
20658 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
20660 (UNSPEC_STACK_ALIGN, ce_count): New.
20661 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
20662 arm_zero_extendsidi2, arm_zero_extendqidi2): New
20664 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
20665 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
20666 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
20667 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
20668 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
20669 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
20671 * doc/extend.texi: Document ARMv7-M interrupt functions.
20672 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
20674 2007-01-03 Jakub Jelinek <jakub@redhat.com>
20676 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
20677 (struct _Unwind_Context): Rename args_size to flags, remove
20678 signal_frame field, add a new args_size field and version field.
20679 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
20680 _Unwind_IsExtendedContext): New inline functions.
20681 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
20682 Assume by_value array is only present if _Unwind_IsExtendedContext.
20683 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
20684 _Unwind_IsSignalFrame.
20685 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
20686 (uw_update_context_1): Use _Unwind_SetSignalFrame.
20687 (uw_init_context_1): Initialize context->flags to
20688 EXTENDED_CONTEXT_BIT.
20689 * config/rs6000/linux-unwind.h (frob_update_context): Use
20690 _Unwind_SetSignalFrame.
20692 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20694 PR middle-end/30353
20695 * gimplify.c (gimplify_modify_expr_complex_part): Move below
20696 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
20699 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
20701 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
20702 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
20703 RET, AT_SP): Remove.
20704 * config/i386/i386.md (*sse_prologue_save_insn): Use return
20707 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20708 * cfgbuild.c (find_basic_blocks): Likewise.
20709 * cfgrtl.c (rtl_create_basic_block): Likewise.
20710 * function.c (temp_slots_at_level): Likewise.
20711 * reg-stack.c (stack_regs_mentioned): Likewise.
20712 * regclass.c (allocate_reg_info): Likewise.
20713 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20714 set_bb_for_stmt, move_block_to_fn): Likewise.
20715 * tree-complex.c (tree_lower_complex): Likewise.
20716 * vec.h (VEC_safe_grow_cleared): New.
20718 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
20720 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
20722 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
20723 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
20725 * cfgloopmanip.c (scale_loop_frequencies): Export.
20726 (loopify): Scale the frequencies by prescribed coefficients.
20727 (set_zero_probability): New function.
20728 (duplicate_loop_to_header_edge): Improve updating of frequencies.
20729 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
20730 and frequencies according to arguments.
20731 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
20733 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
20734 * modulo-sched.c (sms_schedule): Set probabilities for entering
20735 versioned loop correctly.
20736 * tree-vect-transform.c (vect_transform_loop): Ditto.
20737 * cfgloop.h (loopify, loop_version): Declaration changed.
20738 (scale_loop_frequencies): Declared.
20740 2007-01-02 Jan Hubicka <jh@suse.cz>
20742 * cgraph.c: Include tree-flow.h
20743 (cgraph_add_new-function): Handle IPA_SSA mode; execute
20744 early_local_passes.
20745 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
20746 * tree-pass.h (pass_all_early_optimizations): Declare.
20747 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
20748 early_local_passes.
20749 (cgraph_analyze_function): Do early_local_passes.
20750 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
20751 Do not add referenced vars.
20752 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
20754 (gate_all_early_local_passes): New gate.
20755 (pass_early_local_passes): Use new gate.
20756 (execute_early_local_optimizations): New functions.
20757 (gate_all_early_optimizations): New gate.
20758 (pass_all_early_optimizations): New pass.
20759 (execute_free_datastructures): Free SSA only when initialized.
20760 (gate_init_datastructures): Init only when optimizing.
20761 (tree_lowering_passes): Do early local passes when called late.
20762 * tree-profile.c (do_tree_profiling): Don't profile functions added
20764 (do_early_tree_profiling, pass_early_tree_profile): Kill.
20765 * tree-cfg.c (update_modified_stmts): Do not update when operands are
20767 * passes.c (init_optimizations_passes): Reorder so we go into SSA
20768 during early_local_passes.
20769 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
20772 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
20774 * Makefile.in: Update copyright year.
20776 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
20778 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
20779 in $(lang_checks) and check-consistency targets.
20781 2007-01-02 Jan Hubicka <jh@suse.cz>
20783 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
20784 Do not add referenced vars.
20785 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
20787 * passes.c (init_optimization_passes): Put mudflap_2 after
20788 free_datastructures.
20790 2007-01-02 Jan Hubicka <jh@suse.cz>
20792 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
20793 Set NOTHROW flag on call statements proved to be nothrow.
20794 Update statement of local calls so new pure/const functions are
20795 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
20797 (tree_rest_of_compilation): Register hooks and initialize bitmap
20798 early. Do not set after_inlining flag.
20800 2007-01-02 Steve Ellcey <sje@cup.hp.com>
20802 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
20803 HOST_BITS_PER_LONGLONG
20805 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20808 * c-typeck.c (store_init_value): Don't emit pedantic overflow
20809 warning for non-static initializers.
20811 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
20813 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
20814 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
20815 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
20816 Always use set_unique_reg_note to add REG_EQUAL notes.
20818 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20821 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20823 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20824 * cfgbuild.c (find_basic_blocks): Likewise.
20825 * cfgrtl.c (rtl_create_basic_block): Likewise.
20826 * function.c (temp_slots_at_level): Likewise.
20827 * reg-stack.c (stack_regs_mentioned): Likewise.
20828 * regclass.c (allocate_reg_info): Likewise.
20829 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20830 set_bb_for_stmt, move_block_to_fn): Likewise.
20831 * tree-complex.c (tree_lower_complex): Likewise.
20832 * vec.h (VEC_safe_grow_cleared): New.
20834 2007-01-02 Ian Lance Taylor <iant@google.com>
20836 * c-common.c (c_common_truthvalue_conversion): When warning about
20837 using an assignment as a truth value, set TREE_NO_WARNING.
20839 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20842 * c.opt (Wold-style-declaration): New.
20843 * doc/invoke.texi (C-only Warning Options): New.
20844 (Wold-style-declaration): Document it.
20845 (Wextra): Enabled by -Wextra.
20846 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20847 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
20848 -Wold-style-declaration.
20850 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20852 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20853 * cfgbuild.c (find_basic_blocks): Likewise.
20854 * cfgrtl.c (rtl_create_basic_block): Likewise.
20855 * function.c (temp_slots_at_level): Likewise.
20856 * reg-stack.c (stack_regs_mentioned): Likewise.
20857 * regclass.c (allocate_reg_info): Likewise.
20858 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20859 set_bb_for_stmt, move_block_to_fn): Likewise.
20860 * tree-complex.c (tree_lower_complex): Likewise.
20861 * vec.h (VEC_safe_grow_cleared): New.
20863 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
20865 * c-common.c (c_common_nodes_and_builtins): Since variants of
20866 void_type_node get built before it is given a name, we need to
20867 give those variants the name, too.
20868 (complete_array_type): We need to work with the canonical main
20869 type of the array, from which we will build the qualified version.
20870 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
20871 * print-tree.c (print_node): Display canonical type information
20873 * stor-layout.c (layout_type): When we don't know the
20874 alignment of a type for which we're building an array, we end up
20875 guessing wrong, so make the type require structural equality.
20876 * tree.c (make_node_stat): When we build a new type, it is its
20877 own canonical type.
20878 (build_type_attribute_qual_variant): When building an attribute
20879 variant, its canonical type is the non-attribute variant. However,
20880 if the attributes are target-dependent and they differ, we need to
20881 use structural equality checks for this type.
20882 (build_qualified_type): A qualified type is not equivalent to its
20883 unqualified variant; set the canonical type appropriately.
20884 (build_distinct_type_copy): When building a distinct type from
20885 another type, the new type is its own canonical type.
20886 (build_variant_type_copy): When building a new type variant, we
20887 assume that it is equivalent to the original type.
20888 (build_pointer_type_for_mode): When building a pointer type, also
20889 build a canonical type pointer.
20890 (build_reference_type_for_mode): When building a reference type,
20891 also build a canonical type reference.
20892 (build_index_type): When we can't hash an index type (e.g.,
20893 because its maximum value is negative), the index type requires
20894 structural equality tests.
20895 (build_array_type): Build the canonical form of an array type.
20896 (build_function_type): Function types require structural equality,
20897 because they contain default arguments, attributes, etc.
20898 (build_method_type_directly): Ditto for method types.
20899 (build_offset_type): Build the canonical offset type.
20900 (build_complex_type): Build the canonical vector type.
20901 (make_vector_type): Build the canonical vector type.
20902 * tree.h (TYPE_CANONICAL): New.
20903 (TYPE_STRUCTURAL_EQUALITY_P): New.
20904 (SET_TYPE_STRUCTURAL_EQUALITY): New.
20905 (struct tree_type): Added "canonical" field.
20906 * params.h (VERIFY_CANONICAL_TYPES): New.
20907 * doc/c-tree.texi (TYPE_CANONICAL): Document.
20908 (TYPE_STRUCTURAL_EQUALITY_P): Document.
20909 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
20910 * doc/invoke.texi (verify-canonical-types): Document --param
20911 parameter for verifying canonical types.
20913 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20915 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
20916 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
20917 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
20918 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
20920 * config/rs6000/e500.h: New.
20921 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
20922 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
20924 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
20925 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
20926 TARGET_E500_DOUBLE): Remove.
20927 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
20928 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
20929 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
20930 * config/rs6000/rs6000.c (rs6000_override_options): Use
20931 CHECK_E500_OPTIONS.
20933 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20935 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
20936 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
20937 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
20938 rs6000_emit_cmove): Don't check TARGET_E500.
20939 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
20940 sordered): Don't check TARGET_E500.
20942 2007-01-01 Eric Christopher <echristo@apple.com>
20944 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
20945 HARD_REGISTER_NUM_P.
20947 2007-01-01 Roger Sayle <roger@eyesopen.com>
20949 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
20950 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
20951 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
20954 2007-01-01 Mike Stump <mrs@apple.com>
20956 * configure.ac: Remove support for building with Apple's gcc-3.1.
20958 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20960 PR middle-end/30311
20961 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
20962 REG is a hard register. Do not modify REG before calling
20964 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
20965 multiple of the size of YMODE for certain lowpart cases.
20967 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20969 PR middle-end/30253
20970 * gimplify (voidify_wrapper_expr): Update for
20971 GIMPLE_MODIFY_STMT.
20973 2007-01-01 Andreas Schwab <schwab@suse.de>
20976 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
20977 save of BR0 in extra_spill_size instead of spill_size.
20978 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
20980 (ia64_expand_epilogue): Restore BR0 from its new location.
20982 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20984 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
20985 Use a temporary variable if the left hand side is not a gimple
20988 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20990 * gimplify.c (gimplify_return_expr): Make the temporary variable
20991 for the return expression, a gimple register variable.
20993 2007-01-01 Jan Hubicka <jh@suse.cz>
20995 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
20998 2007-01-01 Mike Stump <mrs@apple.com>
21000 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
21002 * config/darwin.c (machopic_select_rtx_section): Use
21003 HAVE_GAS_LITERAL16.
21004 (darwin_mergeable_constant_section): Likewise.
21005 * configure: Regenerate.
21006 * config.in: Regenerate.
21008 2007-01-01 Jan Hubicka <jh@suse.cz>
21009 Andrew Pinski <pinskia@gmail.com>
21011 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
21012 before starting IPA passes.