1 2007-07-31 Julian Brown <julian@codesourcery.com>
3 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
4 New define_insns. Use correct RTL.
5 (vec_set<mode>): Write as expander.
7 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
9 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
10 to an unallocated space.
12 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
15 (split_constant_offset): Enable split_constant_offset to extract
16 constants from other statements.
17 * tree-vect-transform.c
18 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
19 to a temp var. Force base_offset to be simple.
21 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
23 * df-scan.c (df_scan_verify): Remove artificial limit on
24 the number of blocks for verification.
25 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
26 df_simulate_defs): Avoid unnecessary insn checking for defs.
28 2007-07-29 Mark Mitchell <mark@codesourcery.com>
31 * config/m68k/lb1sf68.asm (FUNC): New macro.
33 (__udivsi3): Likewise.
35 (__umodsi3): Likewise.
62 2007-07-30 Ollie Wild <aaw@google.com>
64 * c-ppoutput.c (print_lines_directives_only): New function.
65 (scan_translation_unit_directives_only): New function.
66 (preprocess_file): Add call to scan_translation_unit_directives_only.
67 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
68 (sanitize_cpp_opts): Add default flag_dump_macros setting for
69 -fdirectives-only. Add errors for -fdirectives-only conflict with
70 -Wunused-macros and -traditional.
71 (finish_options): Add builtin macro initialization for
72 -fdirectives-only + -fpreprocessed.
73 * c.opt (fdirectives-only): New.
74 * doc/cppopts.texi (fdirectives-only): New.
76 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
78 * alias.c (record_set, memory_modified_1): Constify.
79 * bt-load.c (note_btr_set): Likewise.
80 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
81 * combine.c (set_nonzero_bits_and_sign_copies,
82 expand_field_assignment, record_dead_and_set_regs_1,
83 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
84 likely_spilled_retval_1): Likewise.
85 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
86 frv_io_handle_set): Likewise.
87 * config/mips/mips.c (mips_sim_record_set,
88 vr4130_true_reg_dependence_p_1): Likewise.
89 * config/mt/mt.c (insn_dependent_p_1): Likewise.
90 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
91 * config/sh/sh.c (flow_dependent_p_1): Likewise.
92 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
93 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
94 * ddg.c (mark_mem_store): Likewise.
95 * df-problems.c (df_urec_mark_reg_change): Likewise.
96 * function.c (update_epilogue_consts): Likewise.
97 * gcse.c (record_set_info, record_last_set_info,
98 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
99 reg_clear_last_set): Likewise.
100 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
102 * jump.c (reversed_comparison_code_parts): Likewise.
103 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
104 reg_is_set): Likewise.
105 * loop-iv.c (mark_altered): Likewise.
106 * mode-switching.c (reg_becomes_live): Likewise.
107 * optabs.c (no_conflict_move_test): Likewise.
108 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
110 * postreload.c (reload_combine_note_store, move2add_note_store):
112 * regmove.c (flags_set_1): Likewise.
113 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
115 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
117 * resource.c (update_live_status): Likewise.
118 * rtl.h (set_of, note_stores): Likewise.
119 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
120 note_stores, parms_set): Likewise.
121 * sched-rgn.c (sets_likely_spilled_1): Likewise.
122 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
124 * var-tracking.c (count_stores, add_stores): Likewise.
126 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
128 * alias.c (mems_in_disjoint_alias_sets_p,
129 fixed_scalar_and_varying_struct_p, aliases_everything_p,
130 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
131 write_dependence_p, mems_in_disjoint_alias_sets_p,
132 read_dependence, true_dependence, canon_true_dependence,
133 anti_dependence, output_dependence): Constify.
134 * combine.c (extended_count): Likewise.
135 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
136 * cselib.c (get_value_hash, references_value_p,
137 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
138 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
139 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
140 * function.c (contains, prologue_epilogue_contains,
141 sibcall_epilogue_contains): Likewise.
142 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
143 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
144 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
145 reg_or_subregno): Likewise.
146 * recog.c (asm_noperands): Likewise.
147 * reload1.c (function_invariant_p): Likewise.
148 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
149 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
150 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
151 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
152 true_regnum, reg_or_subregno, condjump_in_parallel_p,
153 extended_count, prologue_epilogue_contains,
154 sibcall_epilogue_contains, function_invariant_p, true_dependence,
155 canon_true_dependence, read_dependence, anti_dependence,
156 output_dependence): Likewise.
157 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
159 2007-07-30 Julian Brown <julian@codesourcery.com>
161 * config/arm/neon.md (V_ext): New mode attribute.
162 (neon_vget_lane<mode>): Replace with define_expand.
163 (neon_vget_lane<mode>_sext_internal)
164 (neon_vget_lane<mode>_zext_internal): New define_insns for double
165 and quad precision vectors.
166 (neon_vget_lanedi): Add bounds check. Remove dead comment.
167 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
168 have typeless 32-bit result.
170 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
173 * tree-affine.h (aff_tree): The type of rest is sizetype for types
175 * tree-affine.c (aff_combination_scale): If type is a pointer type,
176 use sizetype for rest.
177 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
178 (aff_combination_convert): Don't convert rest for pointer types.
180 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
182 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
184 * tree-ssa-alias.c: Add alloc-pool.h.
185 (init_alias_info): Free alias_bitmap_obstack.
186 (delete_alias_info): Call delete_mem_ref_stats.
187 (get_mem_sym_stats_for): Use alloc_pool.
188 (init_mem_ref_stats): Do not delete mem_ref_stats here.
189 (delete_mem_sym_stats): Removed.
191 2007-07-29 Sebastian Pop <sebpop@gmail.com>
193 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
194 functions cannot be represented as classical distance vectors.
196 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
198 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
199 * builtins.c (validate_arg, builtin_mathfn_code,
200 validate_arglist): Likewise.
201 * calls.c (call_expr_flags): Likewise.
202 * combine.c (reg_nonzero_bits_for_combine,
203 reg_num_sign_bit_copies_for_combine, get_last_value,
204 reg_truncated_to_mode): Likewise.
205 * emit-rtl.c (subreg_lowpart_p): Likewise.
206 * expr.c (highest_pow2_factor_for_target,
207 categorize_ctor_elements_1, categorize_ctor_elements,
208 count_type_elements, contains_packed_reference,
209 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
210 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
211 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
212 native_encode_int, native_encode_real, native_encode_complex,
213 native_encode_vector, native_encode_expr, native_interpret_int,
214 native_interpret_real, native_interpret_complex,
215 native_interpret_vector, native_interpret_expr): Likewise.
216 * function.c (use_register_for_decl): Likewise.
217 * gimplify.c (get_name): Likewise.
218 * langhooks-def.h (lhd_return_null_const_tree): New.
219 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
220 * langhooks.c (lhd_return_null_const_tree): New.
221 * langhooks.h (lang_get_callee_fndecl): Constify.
222 * output.h (constructor_static_from_elts_p): Likewise.
223 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
224 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
225 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
226 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
227 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
228 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
229 * rtlhooks-def.h (reg_nonzero_bits_general,
230 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
232 * rtlhooks.c (reg_num_sign_bit_copies_general,
233 reg_nonzero_bits_general, reg_truncated_to_mode_general):
235 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
236 * stor-layout.c (mode_for_size_tree): Likewise.
237 * tree-ssa-loop-im.c (memref_eq): Likewise.
238 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
239 * tree.c (contains_placeholder_p, type_list_equal,
240 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
242 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
243 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
244 contains_placeholder_p, contains_packed_reference,
245 get_callee_fndecl, operand_equal_for_phi_arg_p,
246 warn_if_unused_value, is_body_block, native_encode_expr,
247 native_interpret_expr, fold_convertible_p, operand_equal_p,
248 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
249 validate_arglist, simple_cst_equal, type_list_equal,
250 use_register_for_decl, call_expr_flags, get_name,
251 highest_pow2_factor): Likewise.
252 (const_call_expr_arg_iterator_d,
253 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
254 first_const_call_expr_arg, more_const_call_expr_args_p,
255 FOR_EACH_CONST_CALL_EXPR_ARG): New.
256 * varasm.c (constructor_static_from_elts_p): Constify.
258 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
260 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
261 config/arm/neon-schedgen.ml, config/arm/neon.ml,
262 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
263 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
264 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
265 tree-vect-transform.c, tree.def: Fix comment typos. Follow
266 spelling conventions.
267 * doc/invoke.texi: Follow spelling conventions.
269 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
270 Revital Eres <eres@il.ibm.com>
272 * modulo-sched.c (sms_schedule): Avoid loops which includes
273 auto-increment instructions.
275 2007-07-28 Richard Guenther <rguenther@suse.de>
278 * fold-const.c (fold_cond_expr_with_comparison): Convert
279 operand zero of MIN/MAX_EXPR to correct type.
281 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
283 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
284 flags_from_decl_or_type): Constify.
285 * gcc.c (do_spec_1): Likewise.
286 * print-tree.c (dump_addr, print_node_brief): Likewise.
287 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
288 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
289 tree_purge_all_dead_eh_edges): Likewise.
290 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
291 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
293 * tree.c (expr_location, expr_has_location, expr_locus,
294 expr_filename, expr_lineno, get_inner_array_type,
295 fields_compatible_p): Likewise.
296 * tree.h (get_inner_array_type, fields_compatible_p,
297 expr_location, expr_has_location, expr_locus, expr_filename,
298 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
299 setjmp_call_p, alloca_call_p): Likewise.
301 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
303 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
306 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
308 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
309 (compute_flow_insensitive_aliasing): Ditto for
312 2007-07-27 Jan Hubicka <jh@suse.cz>
314 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
317 * attribs.c: Include hashtab.h
318 (attribute_hash): New.
319 (substring): New structure.
320 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
322 (init_attributes): Initialize attribute hash.
323 (decl_attributes): Use attribute hash.
324 * Makefile.in (attribs.c): Depend on hashtab.h.
326 2007-07-27 Steve Ellcey <sje@cup.hp.com>
328 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
330 2007-07-27 Richard Sandiford <richard@codesourcery.com>
332 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
333 __mips_dspr2 and __mips_dsp_rev macros.
334 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
336 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
338 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
340 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
344 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
345 and the updating of the live and do_not_gen sets.
346 (df_note_bb_compute): Added updating of live and do_not_gen sets
347 for regular defs so that the case of clobber inside conditional
348 call is processed correctly.
350 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
352 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
353 operands with compatible type.
355 2007-07-27 Richard Sandiford <richard@codesourcery.com>
357 * expr.h (store_bit_field): Don't return a value.
358 * expmed.c (check_predicate_volatile_ok): New function.
359 (store_bit_field_1): New function, extracted from store_bit_field.
360 Take a fallback_p argument and return true if the operation succeeded.
361 Only use store_fixed_bit_field if fallback_p. Don't recompute
362 mode_for_extraction; use op_mode instead. Try forcing memories
363 into registers if the insv expander fails.
364 (store_bit_field): Use store_bit_field_1 with fallback_p true.
365 Don't return a value.
366 (convert_extracted_bit_field): New function, extracted from
368 (extract_bit_field_1): Likewise. Take a fallback_p argument
369 and return NULL if the operation succeeded. Only use
370 extract_fixed_bit_field if fallback_p. Only calculate one
371 extraction mode. Combine code for extv and extzv. Try forcing
372 memories into registers if the ext(z)v expander fails.
373 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
375 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
377 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
379 (df_ref): Likewise. Put regno with other integer fields.
381 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
383 * df.h (df_mw_hardreg): Remove "loc" field.
384 * df-scan.c (df_ref_record): Don't set it. Remove redundant
386 * df-problems.c (df_whole_mw_reg_unused_p): New function,
387 split out from df_set_unused_notes_for_mw. Return false for
388 partial references. Assert that mw_reg is a REG when returning true.
389 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
390 (df_whole_mw_reg_dead_p): New function, split out from
391 df_set_dead_notes_for_mw. Return false for partial references.
392 Assert that mw_reg is a REG when returning true.
393 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
394 Remove redundant bitmap check.
396 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
398 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
399 ($(T)crtend.o): Likwise.
400 ($(T)crtbeginS.o): Likwise.
401 ($(T)crtendS.o): Likwise.
402 ($(T)crtfastmath.o): Likwise.
404 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
406 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
407 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
408 * basic-block.h (struct control_flow_graph): Added x_dom_computed
409 and x_n_bbs_in_dom_tree fields.
411 2007-07-26 Steve Ellcey <sje@cup.hp.com>
413 PR tree-optimization/32087
414 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
415 Do not call scale_bbs_frequencies_int with prob of zero.
417 2007-07-26 Julian Brown <julian@codesourcery.com>
419 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
420 (neon_element_bits): Add prototypes.
421 * config/arm/arm.c (bounds_check, neon_lane_bounds)
422 (neon_const_bounds, neon_element_bits): New functions.
423 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
424 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
425 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
426 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
427 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
428 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
429 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
430 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
431 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
432 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
433 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
434 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
435 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
437 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
439 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
440 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
442 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
443 Julian Brown <julian@codesourcery.com>
445 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
446 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
447 * config/arm/cortex-a8.md: New.
448 * config/arm/cortex-a8-neon.md: New.
449 * config/arm/neon-schedgen.ml: New.
450 * config/arm/neon.md (vqh_mnem): New.
452 (Is_float_mode): New.
453 (Scalar_mul_8_16): New.
455 (V_mode_nunits): New.
456 (All instruction patterns): Annotate with neon_type attribute
458 * config/arm/arm.md: Include cortex-a8.md.
459 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
461 Annotate instruction patterns accordingly.
462 (generic_sched): Do not use generic scheduling for Cortex-A8.
463 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
465 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
467 * fold-const.c (fold_read_from_constant_string): Use
469 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
471 2007-07-26 Nick Clifton <nickc@redhat.com>
473 * tree-ssa-operands.h: Change copyright header to refer to version
474 3 of the GNU General Public License and to point readers at the
475 COPYING3 file and the FSF's license web page.
476 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
477 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
478 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
479 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
480 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
481 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
482 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
483 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
484 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
485 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
486 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
487 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
488 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
489 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
490 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
491 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
492 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
493 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
494 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
495 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
496 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
497 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
498 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
499 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
500 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
501 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
502 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
503 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
504 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
505 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
506 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
507 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
508 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
509 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
510 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
511 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
512 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
513 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
514 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
515 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
516 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
517 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
518 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
519 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
520 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
521 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
522 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
523 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
524 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
525 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
526 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
527 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
528 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
529 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
530 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
531 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
532 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
533 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
534 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
535 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
536 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
537 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
538 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
539 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
540 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
541 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
542 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
543 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
544 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
545 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
546 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
547 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
548 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
549 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
550 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
551 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
552 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
553 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
554 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
555 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
556 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
557 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
558 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
559 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
560 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
561 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
562 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
563 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
564 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
565 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
566 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
567 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
568 vecprim.h, basic-block.h, tree-ssa-structalias.c,
569 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
570 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
571 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
572 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
573 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
574 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
575 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
576 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
577 convert.c, convert.h, langhooks-def.h, reload1.c,
578 tree-ssa-operands.c: Likewise.
580 2007-07-26 Jan Hubicka <jh@suse.cz>
582 * tree-ssa-live.c: Include debug.h and flags.h.
583 (mark_scope_block_unused): New function.
584 (remove_unused_scope_block_p): New function.
585 (remove_unused_locals): Remove unused blocks too.
587 2007-07-25 Ian Lance Taylor <iant@google.com>
589 * combine.c (combine_max_regno): Remove. Remove all uses.
590 (struct reg_stat_struct): Rename from struct reg_stat.
591 (reg_stat_type): Define, and declare VECs.
592 (reg_stat): Change from pointer to VEC. Change all uses.
593 (combine_split_insns): New static function.
594 (try_combine, find_split_point): Call it instead of split_insns.
596 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
598 * cfghooks.c (split_block): Fix the information about loop latch.
600 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
602 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
604 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
606 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
607 Scan the new edge for loop exit info.
609 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
611 * config/darwin.c: Include debug.h.
613 2007-07-25 Steve Ellcey <sje@cup.hp.com>
616 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
618 2007-07-25 Steve Ellcey <sje@cup.hp.com>
620 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
621 (HARD_REGNO_MODE_OK): Ditto.
622 (MODES_TIEABLE_P): Ditto.
623 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
624 (CLASS_MAX_NREGS): Ditto.
625 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
626 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
627 (divdf3_internal_thr): Removed.
628 * config/ia64/div.md: New file.
629 * config/ia64/constraints.md: Add H constraint.
631 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
633 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
634 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
635 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
636 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
637 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
638 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
639 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
640 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
641 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
642 dump_sbitmap_file, debug_sbitmap, popcount_table,
643 sbitmap_popcount): Constify.
644 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
645 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
646 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
647 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
648 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
649 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
650 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
651 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
652 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
653 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
654 sbitmap_popcount, sbitmap_verify_popcount): Constify.
656 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
658 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
659 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
660 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
661 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
662 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
663 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
664 bitmap_intersect_p, bitmap_intersect_compl_p,
665 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
666 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
668 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
669 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
670 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
671 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
672 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
673 debug_bitmap, debug_bitmap_file, bitmap_print,
674 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
675 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
677 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
679 * config/darwin.c (darwin_override_options): Additional fix for
680 debug info formats that don't support var tracking.
682 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
684 * cselib.c (entry_and_rtx_equal_p): Constify.
685 * gengtype.c (output_mangled_typename, write_types, write_local):
687 * gengtype.h (const_type_p): New.
688 * see.c (eq_descriptor_extension, hash_descriptor_extension):
690 * tlink.c (scan_linker_output): De-constify.
691 * tree-ssa-loop-im.c (memref_eq): Constify.
692 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
693 (shared_bitmap_hash, shared_bitmap_eq): Constify.
695 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
697 * c-common.c (fname_as_string, c_type_hash): Constify.
698 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
699 * cgraph.c (edge_hash, edge_eq): Likewise.
700 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
701 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
702 reg_attrs_htab_eq): Likewise.
703 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
705 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
706 const_decl_t, const_state_t, const_automata_list_el_t): New.
707 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
708 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
709 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
710 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
711 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
712 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
713 compare_max_occ_cycle_nums, out_state_arcs_num,
714 compare_transition_els_num, units_cmp, state_reservs_cmp):
716 * genmodes.c (cmp_modes): Likewise.
717 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
718 * gimplify.c (compare_case_labels): Likewise.
719 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
720 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
721 * matrix-reorg.c (mtt_info_hash): Likewise.
722 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
723 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
724 (htab_hash_bucket, htab_hash_elem): Constify.
725 * tree-browser.c (TB_parent_eq): Likewise.
726 * tree-scalar-evolution.c (hash_scev_info): Likewise.
727 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
728 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
729 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
731 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
732 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
733 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
734 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
735 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
737 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
738 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
739 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
740 * tree-ssa-threadupdate.c (redirection_data_hash,
741 redirection_data_eq): Likewise.
742 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
743 * tree-ssa.c (var_ann_eq): Likewise.
744 * tree-vrp.c (compare_case_labels): Likewise.
745 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
746 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
747 tree_not_check_failed, tree_class_check_failed,
748 tree_range_check_failed, tree_not_class_check_failed,
749 omp_clause_check_failed, omp_clause_range_check_failed,
750 tree_contains_struct_check_failed, tree_operand_check_failed):
752 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
753 tree_not_check_failed, tree_class_check_failed,
754 tree_range_check_failed, tree_not_class_check_failed,
755 tree_operand_check_failed, omp_clause_operand_check_failed,
756 tree_operand_length): Likewise.
757 * var-tracking.c (const_variable): New.
758 (variable_htab_hash, variable_htab_eq): Constify.
759 * varasm.c (const_desc_hash): Likewise.
761 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
763 * expr.c (handled_component_p): Constify.
764 * fold-const.c (fit_double_type): Likewise.
765 * real.h (real_value_from_int_cst): Likewise.
766 * tree-flow-inline.h (gimple_in_ssa_p,
767 gimple_aliases_computed_p, gimple_addressable_vars,
768 gimple_call_clobbered_vars, gimple_referenced_vars,
769 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
770 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
771 may_aliases, end_readonly_imm_use_p, has_zero_uses,
772 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
773 is_label_stmt, is_global_var, phi_ssa_name_p,
774 factoring_name_p, is_call_clobbered, tree_common_ann,
775 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
776 unmodifiable_var_p, array_ref_contains_indirect_ref,
777 ref_contains_array_ref, lookup_subvars_for_var,
778 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
779 gimple_mem_ref_stats): Likewise.
780 * tree-flow.h (tree_common_ann, var_ann, function_ann,
781 may_aliases, is_exec_stmt, is_label_stmt,
782 ref_contains_array_ref, array_ref_contains_indirect_ref,
783 var_can_have_subvars, overlap_subvar, is_call_clobbered,
784 unmodifiable_var_p): Likewise.
785 * tree-gimple.c (is_gimple_min_invariant): Likewise.
786 * tree-gimple.h (is_gimple_min_invariant): Likewise.
787 * tree.c (type_hash_list, attribute_hash_list, tree_size,
788 cst_and_fits_in_hwi, real_value_from_int_cst,
789 build_real_from_int_cst, integer_zerop, integer_onep,
790 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
791 tree_floor_log2, real_zerop, real_onep, real_twop,
792 real_minus_onep, really_constant_p, purpose_member, chain_member,
793 list_length, fields_length, int_size_in_bytes, bit_position,
794 int_bit_position, byte_position, int_byte_position, expr_align,
795 array_type_nelts, tree_node_structure,
796 type_contains_placeholder_1, iterative_hash_pointer,
797 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
798 tree_map_base_eq, type_hash_list, type_hash_eq,
799 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
800 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
801 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
802 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
803 int_fits_type_p, get_containing_scope, decl_function_context,
804 decl_type_context, omp_clause_operand_check_failed,
805 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
806 * tree.h (omp_clause_operand_check_failed, tree_size,
807 build_real_from_int_cst, array_type_nelts, purpose_member,
808 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
809 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
810 is_attribute_p, check_qualified_type, expr_align,
811 int_size_in_bytes, bit_position, int_bit_position, byte_position,
812 int_byte_position, list_length, fields_length, initializer_zerop,
813 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
814 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
815 tree_node_structure, handled_component_p, get_containing_scope,
816 decl_function_context, decl_type_context, real_zerop,
817 type_num_arguments, fit_double_type, really_constant_p,
818 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
819 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
820 real_twop, real_minus_onep, int_cst_value): Likewise.
822 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
824 * cfglayout.c (insn_scope, insn_line): Constify.
825 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
826 const_double_htab_hash, const_double_htab_eq,
827 mem_attrs_htab_hash): Likewise.
828 * loop-iv.c (biv_eq): Likewise.
829 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
830 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
831 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
833 * rtl-error.c (location_for_asm, diagnostic_for_asm,
834 error_for_asm, warning_for_asm, _fatal_insn,
835 _fatal_insn_not_found): Likewise.
836 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
837 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
838 rtl_check_failed_type2, rtl_check_failed_code1,
839 rtl_check_failed_code2, rtl_check_failed_code_mode,
840 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
841 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
842 rtl_check_failed_type2, rtl_check_failed_code1,
843 rtl_check_failed_code2, rtl_check_failed_code_mode,
844 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
845 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
846 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
847 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
848 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
849 rtx_unstable_p, get_integer_term, get_related_value,
850 offset_within_block_p, reg_mentioned_p, count_occurrences,
851 reg_referenced_p, reg_used_between_p, no_labels_between_p,
852 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
853 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
854 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
855 find_constant_src, find_reg_fusage, find_regno_fusage,
856 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
857 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
858 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
859 computed_jump_p, auto_inc_p, in_expr_list_p,
860 remove_node_from_expr_list, loc_mentioned_in_p,
861 label_is_jump_target_p, reversed_comparison_code_parts,
862 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
863 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
864 print_inline_rtx): Likewise.
865 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
866 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
867 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
868 get_integer_term, get_related_value, offset_within_block_p,
869 count_occurrences, reg_mentioned_p, no_labels_between_p,
870 reg_used_between_p, reg_referenced_p, single_set_2,
871 multiple_sets, set_noop_p, refers_to_regno_p,
872 reg_overlap_mentioned_p, dead_or_set_p,
873 covers_regno_no_parallel_p, covers_regno_p,
874 dead_or_set_regno_p, find_reg_note, find_regno_note,
875 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
876 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
877 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
878 side_effects_p, may_trap_p_1, may_trap_p,
879 may_trap_after_code_motion_p, may_trap_or_fault_p,
880 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
881 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
882 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
883 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
884 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
886 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
887 warning_for_asm): Likewise.
888 * tree.h (print_rtl): Likewise.
889 * varasm.c (get_pool_mode): Likewise.
891 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
893 * c-lex.c (c_lex_with_flags, lex_string): Constify.
894 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
895 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
896 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
897 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
898 * ddg.c (compare_sccs): Likewise.
899 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
900 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
901 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
902 decimal_do_fix_trunc, decimal_real_to_integer,
903 decimal_real_to_integer2, decimal_real_maxval): Likewise.
904 * dse.c (const_group_info_t): New.
905 (invariant_group_base_eq, invariant_group_base_hash): Constify.
906 * dwarf2out.c (const_dw_die_ref): New.
907 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
908 * tree-browser.c (TB_parent_eq): Likewise.
909 * unwind-dw2-fde.c (__register_frame_info_bases,
910 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
911 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
913 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
914 * unwind-dw2.c (uw_frame_state_for): Likewise.
915 * value-prof.c (histogram_hash, histogram_eq): Likewise.
916 * value-prof.h (const_histogram_value): New.
918 2007-07-25 Richard Sandiford <richard@codesourcery.com>
920 * config/mips/mips.c (machine_function): Add
921 initialized_mips16_gp_pseudo_p.
922 (mips16_gp_pseudo_reg): Do not emit the initialization of
923 mips16_gp_pseudo_rtx when being called from the gimple cost-
924 calculation routines; emit it on the first use outside those
927 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
929 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
932 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
933 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
934 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
935 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
936 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
937 Preserve const-ness of parameters through use of __typeof(),
938 also constify and tidy.
940 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
941 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
942 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
943 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
944 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
945 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
946 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
947 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
948 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
950 2007-07-25 Julian Brown <julian@codesourcery.com>
951 Mark Shinwell <shinwell@codesourcery.com>
953 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
954 (alpha_mangle_type): This.
955 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
956 (TARGET_MANGLE_TYPE): Define this instead.
957 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
958 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
959 (arm_init_neon_builtins): Fix comment.
960 (arm_mangle_map_entry): New.
961 (arm_mangle_map): New.
962 (arm_mangle_type): New.
963 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
964 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
965 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
966 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
967 (TARGET_MANGLE_TYPE): Define this instead.
968 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
969 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
970 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
971 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
972 (TARGET_MANGLE_TYPE): Define this instead.
973 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
975 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
976 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
977 (TARGET_MANGLE_TYPE): Define this instead.
978 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
979 (s390_mangle_type): This.
980 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
981 (TARGET_MANGLE_TYPE): Define this instead.
982 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
983 (sparc_mangle_type): This.
984 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
985 (TARGET_MANGLE_TYPE): Define this instead.
986 * cp/mangle.c (write_type): Call mangle_type target hook on all
987 types before mangling. Use original type, not main variant, as
989 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
990 (TARGET_MANGLE_TYPE): This.
991 * target.h (gcc_target): Rename mangle_fundamental_type to
993 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
994 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
996 2007-07-25 Julian Brown <julian@codesourcery.com>
997 Paul Brook <paul@codesourcery.com>
998 Joseph Myers <joseph@codesourcery.com>
999 Mark Shinwell <shinwell@codesourcery.com>
1001 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
1002 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
1003 (with_fpu): Allow --with-fpu=neon.
1004 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
1005 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
1006 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
1007 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
1008 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
1009 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
1010 (neon_emit_pair_result_insn, neon_disambiguate_copy)
1011 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
1012 (output_move_neon): Add prototypes.
1013 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
1014 (all_fpus): Add FPUTYPE_NEON.
1015 (fp_model_for_fpu): Add NEON field.
1016 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
1017 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
1019 (arm_legitimate_address_p): Don't support fancy addressing for NEON
1021 (thumb2_legitimate_address_p): Likewise.
1022 (neon_valid_immediate): Recognize and prepare constants suitable for
1024 (neon_immediate_valid_for_move): New function. Recognize and prepare
1025 immediates for NEON move instructions.
1026 (neon_immediate_valid_for_logic): New function. Recognize and
1027 prepare immediates for NEON logic instructions.
1028 (neon_output_logic_immediate): New function. Create asm string
1029 suitable for outputting immediate logic instructions.
1030 (neon_pairwise_reduce): New function. Implement reduction using
1031 pairwise operations.
1032 (neon_expand_vector_init): New function. Expand a (possibly
1033 non-constant) vector initialization.
1034 (neon_vector_mem_operand): New function. Memory operands supported
1035 for quad-word loads/stores to/from ARM or NEON registers. Don't
1036 allow base+offset addressing for core regs.
1037 (neon_struct_mem_operand): New function. Valid mems for NEON
1039 (coproc_secondary_reload_class): Enable NEON registers to be loaded
1040 from neon_vector_mem_operand addresses without a secondary register.
1041 (add_minipool_forward_ref): Handle >8-byte minipool entries.
1042 (add_minipool_backward_ref): Likewise.
1043 (dump_minipool): Likewise.
1044 (push_minipool_fix): Likewise.
1045 (output_move_quad): New function. Output quad-word moves, loads and
1046 stores using ARM registers.
1047 (output_move_vfp): Add support for vectors in VFP (NEON) D
1049 (output_move_neon): Output a NEON load/store to/from a quadword
1051 (arm_print_operand): Implement new codes:
1052 - 'c' for unadorned integers (without a # sign).
1053 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
1055 - 'e', 'f' for the low and high D parts of a NEON Q register.
1056 - 'q' outputs a NEON Q register.
1057 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
1058 - 'T' prints NEON opcode features from a coded bitmask.
1059 - 'F' is similar to T, but signed/unsigned codes both print as
1061 - 't' is similar to T, but 'u' is printed instead of 'p'.
1062 - 'O' prints 'r' if NEON instruction should perform rounding (as
1063 specified by bitmask), else prints nothing.
1064 - '#' is a punctuation character to stop operand numbers from
1065 running together with following digits in the assembler
1066 strings for instructions (when using mode attributes).
1067 (arm_assemble_integer): Handle extra NEON vector modes. Permute
1068 constant vectors in big-endian mode, where necessary.
1069 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
1070 Handle EI, OI, CI, XI modes.
1071 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
1072 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
1073 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
1074 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
1075 (neon_builtin_type_bits): Add enumeration, one bit for each vector
1077 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
1078 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
1079 to turn v8qi, etc. into bits defined above.
1080 (neon_itype): New enumeration. Classifications of NEON builtins.
1081 (neon_builtin_datum): Define struct. Contains information about
1082 a single builtin (with multiple modes).
1083 (CF): Define helper macro for...
1084 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
1086 (neon_builtin_data): New array. Define information about builtins
1087 for use during initialization/expansion.
1088 (arm_init_neon_builtins): New function.
1089 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
1091 (neon_builtin_compare): New function.
1092 (locate_neon_builtin_icode): New function. Find an insn code for a
1093 builtin given a function code for that builtin. Also return type of
1094 builtin (NEON_BINOP, NEON_UNOP etc.).
1095 (builtin_arg): New enumeration. Types of arguments for builtins.
1096 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
1097 Takes a variable argument list of builtin_arg types, terminated by
1099 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
1100 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
1101 (neon_emit_pair_result_insn): New function. Support returning pairs
1102 of vectors via a pointer.
1103 (neon_disambiguate_copy): New function. Set up operands for a
1104 multi-word copy such that registers do not get clobbered.
1105 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
1106 ARM_BUILTIN_NEON_BASE.
1107 (arm_file_start): Set float-abi attribute for NEON.
1108 (arm_vector_mode_supported_p): Enable NEON vector modes.
1109 (arm_mangle_map_entry): New.
1110 (arm_mangle_map): New.
1111 (arm_mangle_vector_type): New.
1112 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
1114 (TARGET_NEON): New macro. Target supports NEON.
1115 (fputype): Add FPUTYPE_NEON.
1116 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
1117 for vectorization based on command-line arg.
1118 (NEON_REGNO_OK_FOR_NREGS): Define.
1119 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
1120 (VALID_NEON_STRUCT_MODE): Define.
1121 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
1122 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
1123 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
1124 (consttable_16): Add pattern for outputting 16-byte minipool
1126 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
1128 (vec-common.md, neon.md): Include md files.
1129 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
1130 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
1131 (memory_constraint "Ut", "Un", "Us"): Define.
1132 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
1133 (MMX_char): New mode attribute.
1134 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
1135 (*add<mode>3_iwmmxt): New insn pattern.
1136 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
1137 (*sub<mode>3_iwmmxt): New insn pattern.
1138 (mulv4hi3): Rename to...
1139 (*mulv4hi3_iwmmxt): This.
1140 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
1141 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
1142 (uminv4hi3, uminv2si3): Remove. Replace with...
1143 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
1144 (*umin<mode>3_iwmmxt): These.
1145 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
1146 (ashr<mode>3_iwmmxt): This new pattern.
1147 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
1148 (lshr<mode>3_iwmmxt): This new pattern.
1149 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
1150 (ashl<mode>3_iwmmxt): This new pattern.
1151 * config/arm/neon-docgen.ml: New file. Generate documentation for
1153 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
1154 * config/arm/arm_neon.h: New (autogenerated).
1155 * config/arm/neon-testgen.ml: New file. Generate NEON tests
1157 * config/arm/neon.md: New file. Define NEON instructions.
1158 * config/arm/neon.ml: New file. Abstract description of NEON
1159 instructions, used to generate arm_neon.h header, documentation and
1161 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
1162 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
1164 * doc/extend.texi (ARM Built-in Functions): Rename and remove
1166 (ARM NEON Intrinsics): New subsection.
1167 * doc/arm-neon-intrinsics.texi: New (autogenerated).
1169 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
1171 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
1174 2007-07-24 Jan Hubicka <jh@suse.cz>
1176 * regclass.c (move_table): New type.
1177 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
1178 (init_move_cost): Break out from ...
1179 (init_reg_sets_1): ... here; simplify computation of
1180 have_regs-of_mode and contains_reg_of_mode.
1181 (record_reg_classes): Unswitch internal loops.
1182 (copy_cost): Trigger lazy initialization of move cost
1183 (record_address_regs): Likewise.
1185 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
1187 * config/darwin.c (darwin_override_options): Don't force on
1188 flag_var_tracking_uninit when no debug info is requested.
1190 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1192 * cfgloop.c (init_loops_structure): New function.
1193 (flow_loops_find): Create root of the loop tree unconditionally.
1195 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
1197 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
1199 2007-07-24 Jan Hubicka <jh@suse.cz>
1201 * caller-save.c: Include ggc.h, gt-caller-save.h
1202 (reg_save_code, reg_restore_code): Rename to ...
1203 (cached_reg_save_code, cached_reg_restore_code): ... those.
1204 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
1205 (reg_save_code, reg_restore_code): New functions.
1206 (init_caller_save): Do not intialize
1207 reg_save_code/reg_restore_code tables.
1208 * Makefile.in: (gt-caller-save.h): New.
1210 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1212 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
1213 with the mode of the original operand instead of
1216 2007-07-23 Jan Hubicka <jH@suse.cz>
1218 * i386.c (ix86_secondary_memory_needed): Break out to...
1219 (inline_secondary_memory_needed): ... here.
1220 (ix86_memory_move_cost): Break out to ...
1221 (inline_memory_move_cost): ... here; add support for IN value of 2 for
1222 maximum of input and output; fix handling of Q_REGS on 64bit.
1223 (ix86_secondary_memory_needed): Microoptimize.
1225 2007-07-23 Sebastian Pop <sebpop@gmail.com>
1227 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
1228 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
1229 stmts_from_loop, known_dependences_p, build_rdg): New.
1230 * tree-data-ref.h: Depends on graphds.h.
1231 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
1232 (build_rdg): Declared.
1233 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
1235 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
1237 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
1240 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
1241 Jakub Jelinek <jakub@redhat.com>
1243 PR middle-end/PR28690
1244 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
1245 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
1246 and MEM_POINTER operands over REG and MEM operands.
1247 (swap_commutative_operands_p): Change return value to bool.
1248 * rtl.h: Update the corresponding prototype.
1249 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
1250 instead of gen_rtx_PLUS.
1251 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
1252 value to bool. Change function arguments to rtx's and update code
1254 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
1255 calls to match the new declaration.
1256 * simplify-rtx.c (simplify_associative_operation): Don't
1257 reorder simplify_binary_operation arguments.
1259 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1261 * config/mips/mips.c (override_options): Use mips_costs to derive
1262 the default branch cost.
1263 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
1265 * config/mips/mips.opt (mbranch-cost=): New option.
1266 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
1268 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1270 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
1271 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
1272 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
1273 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
1275 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1277 * config/mips/constraints.md (ks): New constraint.
1278 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
1279 (*add<mode>3_mips16): ...here.
1281 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
1283 * optabs.h (enum optab_index): Add new OTI_signbit.
1284 (signbit_optab): Define corresponding macro.
1285 (enum insn_code signbit_optab[]): Remove array.
1286 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
1287 (expand_copysign_absneg): If back end provides signbit insn, use it
1288 instead of bit operations on floating point argument.
1289 * builtins.c (enum insn_code signbit_optab[]): Remove array.
1290 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
1291 availability of signbit insn.
1293 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
1294 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
1295 SSE mode is not active.
1296 (isinf<mode>2): Disable for mfpmath=sse,387.
1298 2007-07-22 Ben Elliston <bje@au.ibm.com>
1300 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
1302 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
1304 2007-07-20 Richard Guenther <rguenther@suse.de>
1306 * tree-cfg.c (verify_expr): COND_EXPRs can have any
1307 integral typed condition.
1308 * tree-ssa.c (useless_type_conversion_p): Do not preserve
1309 booleanness. Only preserve conversions from a non-base
1310 type to a base type, not in general between types with
1311 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
1312 * tree.def (COND_EXPR): Document that the condition
1313 can be of any integral type.
1315 2007-07-20 Nigel Stephens <nigel@mips.com>
1316 Richard Sandiford <richard@codesourcery.com>
1318 * config/mips/mips.h (mips_dwarf_regno): Declare.
1319 (DBX_REGISTER_NUMBER): Remove redundant brackets.
1320 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
1321 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
1322 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
1323 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
1324 (REG_CLASS_NAMES): Update accordingly.
1325 * config/mips/mips.c (mips_dwarf_regno): New array.
1326 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
1327 (mips_subword): Remove special handling for accumulator registers.
1328 (override_options): Initiailize mips_dwarf_regno. Remove use
1330 (mips_swap_registers): New function.
1331 (mips_conditional_register_usage): Swap accumulator registers
1332 around if TARGET_LITTLE_ENDIAN.
1333 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
1334 * config/mips/constraints.md (h, l): Use the endianness to choose
1335 between MD0_REG and MD1_REG.
1336 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
1337 alternative-dependent template.
1339 2007-07-20 Richard Sandiford <richard@codesourcery.com>
1341 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
1344 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1346 * function.c (thread_prologue_and_epilogue_insns): Fix exit
1347 predecessor fallthru flags.
1349 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1351 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
1352 of compare to the same type.
1353 * cfgloopmanip.c (add_loop): Update information about loop exits.
1354 (loop_version): Remove the innermost loop requirement.
1355 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
1356 to sizetype for pointers.
1358 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
1360 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
1361 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
1362 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
1364 * config/dfp-bit.c: Empty for TFmode conversions.
1366 2007-07-18 Caroline Tice <ctice@apple.com>
1368 * var-tracking.c (find_src_status): Check for COND_EXEC insns
1369 and handle them correctly; check that src is not NULL before
1371 (find_src_set_src): Likewise.
1373 2007-07-18 Bob Wilson <bob.wilson@acm.org>
1375 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
1376 (struct alignment_context, init_alignment_context): New.
1377 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
1378 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
1379 (XCHAL_HAVE_S32C1I): Likewise.
1380 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
1381 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
1382 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
1383 (ATOMIC, HQI): New macros.
1384 (memory_barrier, *memory_barrier): New.
1385 (sync_lock_releasesi): New.
1386 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
1387 (sync_lock_test_and_set<mode>): New.
1388 (sync_<atomic><mode>): New.
1389 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
1390 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
1391 (xtensa_expand_atomic): New.
1393 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1397 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
1398 transformation for builtin ISNORMAL.
1399 (expand_builtin): Handle BUILT_IN_ISNORMAL.
1400 * builtins.def (BUILT_IN_ISNORMAL): New.
1401 * doc/extend.texi: Document isnormal.
1403 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1407 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
1408 optabs infrastructure. Provide generic implementation for
1410 (expand_builtin): Handle FINITE/ISFINITE.
1411 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
1412 (fold_builtin_1): Likewise.
1414 * builtins.def (BUILT_IN_ISFINITE): New.
1416 * doc/extend.texi: Document isfinite.
1418 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1423 * builtins.c (expand_builtin_interclass_mathfn): Provide a
1424 generic fallback for isinf.
1425 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
1426 calculation code ...
1427 * real.c (get_max_float): ... to here.
1428 * real.h (get_max_float): New.
1430 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1434 * builtin-attrs.def (ATTR_TYPEGENERIC,
1435 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
1437 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
1438 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
1439 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
1440 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
1442 * c-common.c (handle_type_generic_attribute): New.
1443 (c_common_attribute_table): Add "type generic".
1445 * c-typeck.c (convert_arguments): Handle "type generic" functions.
1447 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
1449 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
1450 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
1453 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1456 * config/cris/cris.c (cris_print_index): Don't use XEXP before
1457 checking that the operand is an expression.
1459 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
1460 Danny Smith <dannysmith@users.sourceforge.net>
1463 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
1464 file mapping object in local namespace if Windows version later
1467 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1469 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
1470 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
1471 arm_cannot_force_const_mem.
1472 (arm_cannot_force_const_mem): New function.
1473 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
1474 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
1475 of arm_tls_referenced_p.
1476 * config/arm/arm.md (movsi): Split out-of-section constants when
1477 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
1478 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1480 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1482 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
1484 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1486 * config/mips/mips.md (*extendqihi2): Convert the destination
1489 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1491 * config/pa/fptr.c: Update license header.
1492 * config/pa/milli64.S: Likewise.
1494 2007-07-17 Nick Clifton <nickc@redhat.com>
1496 * COPYING_v3: New file. Contains version 3 of the GNU General
1498 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
1499 Lesser General Public License.
1500 * doc/include/gpl_v3.texi: New file. Contains version 3 of
1501 the GNU General Public License.
1503 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
1505 PR rtl-optimization/32773
1506 * cfglayout.c (force_one_exit_fallthru): New function.
1507 (cfg_layout_finalize): Use it.
1509 2007-07-16 Richard Guenther <rguenther@suse.de>
1510 Uros Bizjak <ubizjak@gmail.com>
1512 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
1513 before forcing it to gimple operand.
1515 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
1516 David Ung <davidu@mips.com>
1518 * config/mips/mips.h (TUNE_24K): Define.
1519 (TUNE_MACC_CHAINS): Add TUNE_24K.
1520 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
1522 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
1523 (r74k_int_madd): .. this new reservation.
1524 (define_bypass): Fixed bypasses for r74k_int_madd to use
1526 * config/mips/24k.md (define_bypass): Define new
1527 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
1529 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
1530 Nigel Stephens <nigel@mips.com>
1532 * config/mips/mips.md: Include 20kc.md.
1533 * config/mips/20kc.md: New file.
1534 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
1535 (mips_adjust_cost): Tweak for 20Kc.
1536 (mips_issue_rate): Likewise.
1537 * config/mips/mips.h (TUNE_20KC): Define.
1539 2007-07-16 David Edelsohn <edelsohn@gnu.og>
1541 * config/rs6000/rs6000.c (struct processor_cost): Add
1542 cache_line_size, l1_cache_lines, and simultaneous_prefetches
1544 (*_cost): Add cache information.
1545 (rs6000_override_options): Set cache parameters.
1547 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1550 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
1551 * doc/install.texi (mips-sgi-irix6): pthread support works now.
1553 2007-07-16 Paul Brook <paul@codesourcery.com>
1556 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
1557 (cirrus_thumb2_movsi_insn): Ditto.
1559 2007-07-15 Geoffrey Keating <geoffk@apple.com>
1561 * config/rs6000/darwin-fallback.c (interpret_libc): Change
1564 2007-07-15 Andrew Haley <aph@redhat.com>
1566 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
1567 before looking in the context.
1569 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1573 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
1574 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
1575 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
1576 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
1577 to generate .CALLINFO statement.
1578 (hppa_expand_prologue): Set rp_saved.
1579 (hppa_expand_epilogue): Use rp_saved.
1580 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
1581 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
1583 2007-07-14 Dirk Mueller <dmueller@suse.de>
1585 * omega.c (coalesce): Fix memory leak on early exit.
1586 * matrix-reorg.c (check_allocation_function): Likewise.
1587 * tree-vect-transform.c (vect_get_new_vect_var): free result
1589 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1590 pass pointer to edge vector
1591 (partition_hot_cold_basic_blocks): Fix memory leak.
1592 * collect2.c (prefix_from_string): Free temporary storage.
1593 * reload1.c (fixup_abnormal_edges): Free sbitmap.
1595 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
1597 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
1598 (DO_GLOBAL_DTORS_BODY): Likewise.
1600 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
1601 Nigel Stephens <nigel@mips.com>
1603 * config/mips/mips.c (mips_classify_symbol): Don't return
1604 SYMBOL_SMALL_DATA for constant pool addresses if
1605 TARGET_EMBEDDED_DATA is true.
1607 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
1609 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
1610 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
1611 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
1612 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
1613 __builtin_ia32_storehps, __builtin_ia32_storelps,
1614 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
1615 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
1616 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
1617 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
1618 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
1619 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
1620 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
1621 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
1622 using def_builtin_const.
1624 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
1626 PR tree-optimization/32705
1627 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
1628 (simplify_binary_expression): Use SSA_VAL consistently.
1630 2007-07-13 David Edelsohn <edelsohn@gnu.org>
1632 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
1633 (SPEFSCR_REGNO): Delete definition.
1634 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
1635 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1636 * config/rs6000/rs6000.h: Do not define *_REGNO.
1637 LINK_REGISTER_REGNUM -> LR_REGNO.
1638 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1639 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
1640 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1641 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
1642 R_VRSAVE, R_VSCR. Use them.
1643 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
1644 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
1645 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
1646 * config/rs6000/aix.h: Define R_LR. Use it.
1648 2007-07-13 Caroline Tice <ctice@apple.com>
1650 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
1651 flag_var_tracking is explicitly turned off (i.e. when variable
1652 tracking is not feasible); otherwise, turn flag_var_tracking on when
1653 flag_var_tracking_uninit is on.
1654 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
1655 note definitions, to allow recording of initialization status in the
1657 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
1658 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
1659 determine if two note locations are equal.
1660 (output_loc_list): Don't output list entries whose start & end labels
1662 (reg_loc_descriptor): Add parameter for initialization status; pass it
1663 to other loc descriptor functions.
1664 (one_reg_loc_descriptor): Add parameter for initialization status;
1665 check its value and add DW_OP_GNU_uninit to returned loc descr if
1667 (multiple_reg_loc_descriptor): Add parameter for initialization
1669 pass init status argument to other loc descriptor functions; check
1670 value of intialization parameter and add DW_OP_GNU_uninit to returned
1671 loc descr if appropriate.
1672 (based_loc_descr): Add parameter for initialization status; add new
1673 variable for return value; check value of initialization parameter and
1674 add DW_OP_GNU_uninit to returned loc descr if appropriate.
1675 (concatn_mem_loc_descriptor): Add parameter for initialization status;
1676 pass init status argument to other loc descriptor functions; check
1677 value of intialization parameter and add DW_OP_GNU_uninit to returned
1678 loc descr if appropriate.
1679 (mem_loc_descriptor): Likewise.
1680 (concat_loc_descriptor): Likewise.
1681 (concatn_loc_descriptor): Likewise.
1682 (loc_descriptor): Add parameter for initialization status; pass it as
1683 argument to other loc descriptor function calls.
1684 (loc_descriptor_from_tree_1): Add appropriate initialization status
1685 to loc descriptor function calls.
1686 (add_location_or_const_value_attribute): Get initialization status
1687 from VAR_LOCATION note; add initialization status to loc descriptor
1689 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
1690 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
1691 status is uninitialized, add "[uninint]" to output.
1692 * common.opt (fvar-tracking-uninit): New option, similar to
1693 fvar-tracking, to turn on tracking of uninitialized variables; creates
1694 a new global flag, flag_var_tracking_uninit.
1695 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
1696 (enum var_init_status): New type, for var initialization status field.
1697 * var-tracking.c (struct location_chain_def): Two new fields, init,
1698 for initialization status, and set_src for the assignment value expr.
1699 (unshare_variable): New parameter for initialization status;
1700 initialize new init and set_src fields.
1701 (var_reg_set): New parameters for initialization status and value;
1702 pass them to set_variable_part.
1703 (var_mem_set): Likewise.
1704 (get_init_value): New function.
1705 (var_reg_delete_and_set): New initialization status & value
1706 parameters; add call to get_init_value if status is unknown; pass new
1707 parameters to clobber_variable_part and var_reg_set.
1708 (var_mem_delete_and_set): Likewise.
1709 (var_reg_delete): Pass null set_src value to clobber_variable_part.
1710 (var_mem_delete): Likewise.
1711 (variable_union): Pass status to unshare_variable; initialize new init
1712 and set_src fields. If flag_var_tracking_uninit is not set, force
1713 status to initialized.
1714 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
1715 used later to get the set_src value.
1716 (find_src_status): New function.
1717 (find_src_set_src): New function.
1718 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
1719 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
1720 MO_SET, get set_src value and pass it to var_reg_delete_and_set
1721 and var_mem_delete_and_set.
1722 (dump_variable): Print out "[uninit]" if appropriate.
1723 (set_variable_part): Add new initialization and set_src parameters;
1724 pass status to unshare_variable; set node->init and node- >set_src
1725 fields and modify slot in hash table appropriately; save the init and
1726 set_src values if appropriate and assign to the new node.
1727 (clobber_variable_part): New set_src parameter; if two nodes have
1728 same variable and same location but different set_src (assignment)
1729 values, clobber old node.
1730 (delete_variable_part): Pass init status to unshare_variable.
1731 (emit_note_insn_var_location): Add initialized var; assign var's init
1732 status to new 'initialized'; pass new init status field to calls to
1733 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
1734 status to initialized.
1735 (emit_notes_in_bb): Pass initialization status to calls to
1736 var_reg_set, var_mem_set, var_reg_delete_and_set and
1737 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
1738 var_reg_delete_and_set and var_mem_delete_and_set; call
1739 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
1740 make up for change in add_stores.
1741 (vt_add_function_parameters): Add status to calls to
1743 * config/darwin.c (darwin_override_options): Turn on uninitialized
1744 tracking automatically, if var_tracking is on and the system is
1747 2007-07-13 Sa Liu <saliu@de.ibm.com>
1749 * config.gcc: Add options for arch and tune on SPU.
1750 * config/spu/predicates.md: Add constant operands 0 and 1.
1751 * config/spu/spu-builtins.def: Add builtins for double precision
1752 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
1753 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
1755 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
1757 * config/spu/spu-protos.h: Add new function prototypes.
1758 * config/spu/spu.c (spu_override_options): Check options -march and
1760 (spu_comp_icode): Add comparison code for DFmode and vector mode.
1761 (spu_emit_branch_or_set): Use the new code for DFmode and vector
1763 (spu_const_from_int): New. Create a vector constant from 4 ints.
1764 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
1765 (spu_emit_vector_compare): New. Emit vector compare.
1766 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
1767 * config/spu/spu.h: Add options -march and -mtune. Define processor
1768 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
1769 CANONICALIZE_COMPARISON.
1770 * config/spu/spu.md: Add new insns for double precision compare
1771 and double precision vector compare. Add vcond and smax/smin patterns
1772 to enable DFmode vector conditional expression.
1773 * config/spu/spu.opt: Add options -march and -mtune.
1774 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
1775 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
1776 both CELL and CELLEDP targets: spu_testsv.
1777 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
1780 2007-07-13 Richard Guenther <rguenther@suse.de>
1782 PR tree-optimization/32721
1783 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
1784 TREE_THIS_VOLATILE on the folded reference.
1785 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
1786 if the array reference has TREE_THIS_VOLATILE set.
1788 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
1791 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
1793 2007-07-13 Andreas Schwab <schwab@suse.de>
1795 * gengtype-lex.l: Allow declarations to be indented.
1797 2007-07-12 Geoffrey Keating <geoffk@apple.com>
1799 * ginclude/tgmath.h: New.
1800 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
1801 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
1802 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
1803 * configure: Regenerate.
1805 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
1807 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
1808 correct index when setting register save state for xd
1811 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
1813 * config/sh/sh.c (mark_use): Remove.
1815 2007-07-12 Paul Brook <paul@codesourcery.com>
1817 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
1818 reg does not overlap return value.
1820 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
1822 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
1823 (set_expression_vuses): Ditto.
1824 (init_pre): Initialize expression_vuses.
1826 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1828 * config/i386/sse.md (storentdf, storentsf): New.
1830 2007-07-12 Geoffrey Keating <geoffk@apple.com>
1832 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
1834 * tree.c (build_decl_stat): Move code from here...
1835 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
1836 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
1837 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
1838 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
1839 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
1842 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
1843 Devang Patel <dpatel@apple.com>
1845 PR tree-optimization/25413
1846 * targhooks.c (default_builtin_vector_alignment_reachable): New.
1847 * targhooks.h (default_builtin_vector_alignment_reachable): New.
1848 * tree.h (contains_packed_reference): New.
1849 * expr.c (contains_packed_reference): New.
1850 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
1851 (vect_enhance_data_refs_alignment): Call
1852 vector_alignment_reachable_p.
1853 * target.h (vector_alignment_reachable): New builtin.
1854 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
1855 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
1856 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
1858 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
1860 * target.h (builtin_vectorization_cost): Add new target builtin.
1861 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
1862 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
1863 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
1864 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
1865 uninitialized variables.
1866 * tree-vect-transform.c (cost_for_stmt): New function.
1867 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
1868 using cost 1 for all scalar stmts. Be less conservative when
1869 estimating the number of prologue/epulogue iterations. Call
1870 targetm.vectorize.builtin_vectorization_cost. Return
1871 min_profitable_iters-1.
1872 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
1873 initialization cost instead of TARG_VEC_STMT_COST. Use
1874 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
1875 epilogue code. Fix epilogue cost computation.
1876 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
1877 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
1878 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
1879 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
1880 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
1881 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
1883 2007-07-12 Richard Guenther <rguenther@suse.de>
1885 * gimplify.c (gimplify_conversion): Make sure that the result
1886 from maybe_fold_offset_to_reference is trivially convertible
1887 to the desired type before doing the simplification.
1888 (gimplify_expr): Likewise.
1889 * fold-const.c (fold_binary): Use the correct types for
1890 building the simplified expression.
1892 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1894 PR rtl-optimization/32729
1895 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
1896 that fallthru to exit.
1898 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
1900 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
1901 (symDTPOFF2reg): Likewise.
1903 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
1905 PR tree-optimization/32663
1907 * tree.h (VALUE_HANDLE_VUSES): Remove.
1908 (struct tree_value_handle): Remove vuses.
1910 * tree-vn.c (create_value_handle_for_expr): Don't set
1913 * tree-ssa-pre.c (expression_vuses): New.
1914 (alloc_expression_id): Set up expression_vuses.
1915 (get_expression_vuses): New.
1916 (set_expression_vuses): Ditto.
1917 (clear_expression_ids): Modify for expression_vuses.
1918 (phi_translate_1): Ditto.
1919 (phi_translate_set): Ditto.
1920 (value_dies_in_block_x): Ditto
1921 (valid_in_sets): Ditto.
1922 (add_to_sets): Ditto.
1923 (find_existing_value_expr): Ditto.
1924 (create_value_handle_for_expr): Ditto.
1925 (make_values_for_stmt): Ditto.
1926 (vuse_equiv): Remove.
1928 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
1930 * Makefile.in (mostlyclean): Remove object files.
1932 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1934 * toplev.c (no_new_pseudos): Deleted.
1935 * rtl.h (no_new_pseudos): Deleted.
1936 * tree-pass.h (pass_no_new_pseudos): Deleted.
1937 * passes.c (pass_no_new_pseudos): Deleted.
1938 * final.c (rest_of_clean_state): Removed no_new_pseudos.
1939 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
1940 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
1942 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
1943 * rtlhooks.c (gen_lowpart_general): Ditto.
1944 * optabs.c (prepare_operand): Ditto.
1945 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
1947 * modulo-sched.c (rest_of_handle_sms): Ditto.
1948 * see.c (rest_of_handle_see): Ditto.
1949 * ifcvt.c (if_convert): Ditto.
1950 (gate_handle_if_after_combine): Replaced no_new_pseudos with
1952 * init-regs.c (gate_initialize_regs): Deleted set of
1954 * lower-subreg.c (decompose_multiword_subregs): Ditto.
1955 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
1956 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
1958 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
1961 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
1962 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
1963 (*vec_extractv2di_1_rex64): New insn pattern.
1965 2007-07-11 David Daney <ddaney@avtrex.com>
1967 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
1968 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
1969 for SIGNAL_UNWIND_RETURN_COLUMN.
1970 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
1971 (DWARF_FRAME_REGNUM): Rewrite.
1972 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
1974 2007-07-11 Nick Clifton <nickc@redhat.com>
1976 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
1977 delta and use gen_int_mode in place of GET_INT instead.
1979 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
1981 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
1984 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
1986 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
1987 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
1989 * params.h (VERIFY_CANONICAL_TYPES): Remove.
1990 (USE_CANONICAL_TYPES): New.
1991 * doc/invoke.texi (verify-canonical-types): Remove.
1992 (use-canonical-types): Add.
1994 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1996 * config/spu/spu.c (spu_optimization_options): Remove setting of
1997 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
1998 (spu_override_options): Move it here.
2000 2007-07-11 Richard Sandiford <richard@codesourcery.com>
2002 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
2003 * config/mips/mips.c (mips_cpu_info_table): Mention
2004 MIPS_ISA_LEVEL_SPEC in the comment.
2006 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
2008 PR tree-optimization/32713
2009 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
2011 2007-07-11 Paolo Carlini <pcarlini@suse.de>
2014 * c-opts.c (c_common_post_options): Do not change flag_complex_method
2015 conditional to flag_isoc99.
2016 (c_common_init_options): Do it here, unconditionally.
2018 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
2020 PR tree-optimization/32589
2021 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
2022 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
2023 * tree-ssa-propagate.c (valid_gimple_expression_p): New
2024 predicate, extracted from...
2025 (set_rhs): ...here. Call it for the expression on entry.
2026 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
2027 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
2028 (simplify_binary_expression): Use valid_gimple_expression_p
2029 to validate the simplification.
2030 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
2032 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
2034 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
2035 DWARF2_DEBUG on 32 bit target too.
2036 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
2038 2007-07-11 Nick Clifton <nickc@redhat.com>
2040 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
2041 version for 64-bit hosts.
2043 2007-07-10 David Daney <ddaney@avtrex.com>
2045 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
2047 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
2049 * config/mips/mips.c (mips_expand_synci_loop): New function.
2050 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
2051 (UNSPEC_RDHWR): Same.
2052 (UNSPEC_SYNCI): Same.
2053 (UNSPEC_SYNC): Same.
2054 (clear_cache): New expand.
2058 (clear_hazard): Same.
2059 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
2061 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
2062 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
2064 2007-07-10 Ian Lance Taylor <iant@google.com>
2066 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
2069 2007-07-10 David Daney <ddaney@avtrex.com>
2071 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
2072 * builtins.c (expand_builtin___clear_cache): New function.
2073 (expand_builtin): Call expand_builtin___clear_cache for
2074 BUILT_IN_CLEAR_CACHE case.
2075 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
2076 * doc/md.texi (clear_cache): Document new instruction pattern.
2077 * testsuite/gcc.dg/builtins-64.c: New test.
2079 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
2081 * config/cris/cris.md ("movsi"): Fix typo in last change.
2083 2007-07-09 Geoffrey Keating <geoffk@apple.com>
2086 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
2088 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
2089 * varasm.c (assemble_start_function): Honor DECL_ALIGN
2090 for FUNCTION_DECLs. Don't use align_functions_log if
2092 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
2093 even for FUNCTION_DECLs.
2094 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
2096 * tree.h (DECL_ALIGN): Update for new location of 'align'.
2097 (DECL_FUNCTION_CODE): Update for new location and name of
2099 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
2100 (struct tree_decl_common): Move 'align' and 'off_align' out
2101 of union, ensure they're still on a 32-bit boundary. Remove
2102 other fields in union 'u1'.
2103 (struct tree_function_decl): Add field 'function_code' replacing
2104 'u1.f' in tree_decl_common.
2105 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
2106 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
2107 (Variable Attributes): Cross-reference 'aligned' attribute
2108 to Function Attributes.
2109 * flags.h (force_align_functions_log): Delete.
2110 * toplev.c (force_align_functions_log): Delete.
2112 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
2115 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
2116 (*vec_concatv2di_rex): New insn pattern.
2118 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2121 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
2123 2007-07-10 Ian Lance Taylor <iant@google.com>
2125 Replace no_new_pseudos in backends.
2126 * rtl.h (can_create_pseudo_p): Define.
2127 * config/darwin.c (machopic_indirect_data_reference): Use
2128 can_create_pseudo_p () instead of no_new_pseudos.
2129 (machopic_indirect_data_reference): Likewise.
2130 (machopic_legitimize_pic_address): Likewise.
2131 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
2132 (alpha_emit_set_const_1): Likewise.
2133 (alpha_emit_set_const): Likewise.
2134 (alpha_emit_conditional_move): Likewise.
2135 (alpha_split_conditional_move): Likewise.
2136 * config/alpha/alpha.md (various splitters): Likewise.
2138 * config/arm/arm.c (legitimize_pic_address): Likewise.
2139 (arm_load_pic_register): Likewise.
2140 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
2141 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
2142 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
2143 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
2144 * config/cris/cris.md (movsi): Likewise.
2145 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
2146 (symGOTOFF2reg_hilo): Likewise.
2147 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
2148 * config/h8300/h8300.md (insv, extzv): Likewise.
2149 * config/i386/i386.c (ix86_expand_move): Likewise.
2150 (ix86_expand_vector_move): Likewise.
2151 (ix86_prepare_fp_compare_args): Likewise.
2152 (ix86_expand_carry_flag_compare): Likewise.
2153 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
2154 (tls_dynamic_gnu2_combine_32): Likewise.
2155 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
2156 * config/ia64/ia64.c (ia64_expand_move): Likewise.
2157 (ia64_expand_movxf_movrf): Likewise.
2158 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
2159 (m32c_split_move): Likewise.
2160 (m32c_expand_insv): Likewise.
2161 * config/m68k/m68k.md (movsi): Likewise.
2162 * config/mips/mips.c (mips_force_temporary): Likewise.
2163 (mips_split_symbol): Likewise.
2164 (mips_move_integer): Likewise.
2165 (mips_legitimize_const_move): Likewise.
2166 * config/mn10300/mn10300.md (movsi): Likewise.
2167 * config/pa/pa.c (emit_move_sequence): Likewise.
2168 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2169 (rs6000_got_register): Likewise.
2170 (create_TOC_reference): Likewise.
2171 (rs6000_machopic_legitimize_pic_address): Likewise.
2172 * config/rs6000/rs6000.md (add<mode>3): Likewise.
2173 (various splitters): Likewise.
2174 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
2175 (movsi_got): Likewise.
2176 * config/s390/s390.c (emit_symbolic_move): Likewise.
2177 * config/s390/s390.md (movhi, movqi): Likewise.
2178 (load_multiple, store_multiple): Likewise.
2179 * config/score/score.c (score_force_temporary): Likewise.
2180 * config/sh/sh.c (prepare_move_operands): Likewise.
2181 (prepare_cbranch_operands): Likewise.
2182 (emit_fpu_switch): Likewise.
2183 (fpscr_set_from_mem): Likewise.
2184 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
2185 (adddi3, subsi3): Likewise.
2186 (various splitters): Likewise.
2187 (divsi_inv_fp_combine): Likewise.
2188 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
2189 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
2191 * config/sh/predicates.md (xor_operand): Likewise.
2192 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
2193 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
2194 (movdi_pic_label_ref): Likewise.
2195 * config/spu/spu.c (spu_split_immediate): Likewise.
2196 * config/alpha/alpha.md (various splitters): Remove test
2197 !no_new_pseudos || reload_completed.
2198 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
2200 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2201 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2202 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2203 * config/score/score.c (th_output_mi_thunk): Likewise.
2204 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2205 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2207 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
2209 PR rtl-optimization/32664
2210 * mode-switching.c (create_pre_exit): Skip barrier insns.
2212 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
2214 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
2215 force_gimple_operand_bsi.
2216 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
2217 rewrite_use_compare): Ditto.
2218 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
2220 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
2221 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
2222 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
2223 * tree-profile.c (prepare_instrumented_value,
2224 tree_gen_interval_profiler, tree_gen_pow2_profiler,
2225 tree_gen_one_value_profiler, tree_gen_ic_profiler,
2226 tree_gen_ic_func_profiler, tree_gen_average_profiler,
2227 tree_gen_ior_profiler): Ditto.
2228 * tree-ssa-reassoc.c (negate_value): Ditto.
2229 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
2230 Use force_gimple_operand_bsi.
2231 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
2232 * tree-if-conv.c (add_to_dst_predicate_list,
2233 find_phi_replacement_condition): Ditto.
2234 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
2235 Call mark_symbols_for_renaming for new statements.
2236 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
2238 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
2240 * cfghooks.c (remove_edge): New function.
2241 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
2243 * cfghooks.h (remove_edge): Declare.
2244 * cfg.c (remove_edge): Renamed to remove_edge_raw.
2245 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
2247 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
2249 * optabs.h: Added declaration for signbit_optab.
2250 * optabs.c: (init_optabs): Added initialization for signbit_optab.
2251 * genoptinit.c (optabs): Added entry for signbit insns.
2252 * builtins.c (expand_builtin_signbit): Added code to use a signbit
2254 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
2255 * config/s390/s390.md (signbit<mode>2): New expander.
2257 2007-07-09 Richard Guenther <rguenther@suse.de>
2260 * fold-const.c (fold_plusminus_mult_expr): Move constant
2261 arguments second to allow decomposing.
2263 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
2266 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
2268 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2269 Disregard DECL_FROM_INLINE.
2271 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
2274 * doc/invoke.texi: Add ftree-reassoc flag.
2275 * common.opt (ftree-reassoc): New flag.
2276 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
2277 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
2279 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
2281 PR tree-optimization/32681
2282 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
2283 saved in second_edge->aux when first_bb is a loop header.
2285 2007-07-09 Jan HUbicka <jh@suse.cz>
2287 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
2289 2007-07-09 Richard Guenther <rguenther@suse.de>
2291 * c-decl.c (start_function): Do not promote return type.
2293 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
2295 * function.c (do_warn_unused_parameter): Do not warn if
2296 TREE_NO_WARNING is set.
2298 2007-07-08 Andreas Schwab <schwab@suse.de>
2300 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
2302 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
2305 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
2307 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
2308 apply to assembly language, too.
2309 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
2311 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
2313 Revert (note the sccvn portions are *not* reverted)
2314 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
2316 Fix PR tree-optimization/23488
2318 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
2320 * tree-flow-inline.h (get_value_handle): Ditto.
2321 * tree-ssa-pre.c (decl_vh_map): New.
2322 (decl_node_pool): New.
2323 (can_value_number_operation): Support DECL_P.
2324 (can_PRE_operation): Ditto.
2325 (create_expression_by_pieces): Ditto.
2326 (find_existing_value_expr): Modify to differnetiate between
2327 addressing and top level.
2328 (create_value_handle_for_expr): Handle DECL's.
2329 (poolify_tree): Ditto.
2330 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
2331 (make_values_for_stmt): Handle DECL's properly.
2332 (init_pre): Reorg to not init useless things during FRE.
2334 * tree-flow.h: Include pointer-set.h.
2335 (decl_vh_map): Declare.
2336 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
2338 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
2340 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
2341 the constraint description.
2342 * doc/md.texi: Update documentation of AVR constraints.
2344 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
2346 * auto-inc-dec.c, config/arm/arm.c,
2347 config/m32r/constraints.md, config/mips/mips.md,
2348 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
2349 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
2350 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
2351 typos. Follow spelling conventions.
2352 * doc/invoke.texi, doc/rtl.texi: Fix typos.
2354 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2355 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2357 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
2358 realloc_vuse): Remove.
2359 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
2362 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
2364 Fix PR tree-optimization/23488
2366 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
2367 (try_to_simplify): Ditto.
2369 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
2371 * tree-flow-inline.h (get_value_handle): Ditto.
2372 * tree-ssa-pre.c (decl_vh_map): New.
2373 (decl_node_pool): New.
2374 (can_value_number_operation): Support DECL_P.
2375 (can_PRE_operation): Ditto.
2376 (create_expression_by_pieces): Ditto.
2377 (find_existing_value_expr): Modify to differnetiate between
2378 addressing and top level.
2379 (create_value_handle_for_expr): Handle DECL's.
2380 (poolify_tree): Ditto.
2381 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
2382 (make_values_for_stmt): Handle DECL's properly.
2383 (init_pre): Reorg to not init useless things during FRE.
2385 * tree-flow.h: Include pointer-set.h.
2386 (decl_vh_map): Declare.
2387 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
2389 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
2391 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
2392 apply to assembly language, too.
2393 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
2395 2007-07-06 Ian Lance Taylor <iant@google.com>
2396 Zack Weinberg <zackw@panix.com>
2399 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
2401 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2403 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
2404 (prefetch): Likewise if "pref" would be used.
2406 2007-07-06 Josh Conner <jconner@apple.com>
2410 * calls.c (store_one_arg): Handle arguments which are partially
2411 on the stack when detecting argument overlap.
2413 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
2415 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
2416 chosen during find_reloads.
2418 2007-07-06 Richard Guenther <rguenther@suse.de>
2420 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
2421 TYPE_ARG_TYPES for verification of argument types. Use
2422 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
2423 parameters as variable arguments.
2425 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
2427 * libgcc2.h (word_type): Type definition removed.
2428 (cmp_return_type, shift_count_type): Type definitions added.
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 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
2434 changed from word_type to Wtype.
2435 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
2436 replaced with shift_count_type.
2437 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
2439 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
2440 and libgcc_shift_count attribute added.
2441 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
2442 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
2443 (TARGET_INITIALIZER): New target hooks added.
2444 * targhooks.c (default_libgcc_cmp_return_mode,
2445 default_libgcc_shift_count_mode): Default implementations for the new
2447 * targhooks.h (default_libgcc_cmp_return_mode,
2448 default_libgcc_shift_count_mode): Function prototypes added.
2449 * target.h (struct gcc_target): Fields for the new target hooks added.
2450 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
2452 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
2455 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
2456 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
2458 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
2459 s390_libgcc_shift_count_mode): Functions added.
2460 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
2461 Target hooks defined.
2463 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2465 * config/mips/mips.c (compute_frame_size): Restore the original
2466 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
2467 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
2468 Document why the difference is needed.
2470 2007-07-06 Richard Guenther <rguenther@suse.de>
2472 * c-common.c (boolean_increment): Use correctly typed
2475 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2477 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
2478 the topmost argument register is not also included in the save mask.
2479 (mips16e_collect_argument_save_p): Take a pointer to the argument
2480 register, rather than a pointer to the number of arguments.
2481 (mips16e_collect_argument_saves): Only include argument saves
2482 that aren't in the register mask.
2484 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
2486 PR rtl-optimization/32450
2487 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
2488 to ensure that instructions are not moved into the prologue when
2489 profiling is on. Remove unused prologue_end variable.
2490 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
2491 as a scheduling barrier.
2493 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
2496 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2497 Disregard DECL_FROM_INLINE.
2499 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
2501 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
2502 IORing with a constant.
2504 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
2506 PR rtl-optimization/32475
2507 * df-scan.c (df_def_record_1): Add a use of the stack pointer
2508 for every definition of the stack pointer.
2510 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
2512 * arm.c (vfp3_const_double_index): Copy signed results of
2513 REAL_VALUE_TO_INT into unsigned vars.
2515 2007-07-05 Richard Guenther <rguenther@suse.de>
2518 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
2520 * tree-ssa.c (useless_type_conversion_p): Check canonical
2523 2007-07-05 Anatoly Sokolov <aesok@post.ru>
2525 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
2526 zero_extendhisi2): Change to define_insn_and_split.
2527 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
2529 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
2531 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
2532 pass_match_asm_constraints): New.
2533 * passes.c (init_optimization_passes): Add new pass.
2534 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
2535 * function.h (struct function): Add has_asm_statement bit.
2536 (current_function_has_asm_statement): New.
2537 * tree-pass.h (pass_match_asm_constraints): New.
2539 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
2541 * config/mips/mips.c (mips_file_start): Avoid declaration
2544 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2546 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
2548 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
2550 * rtl.def (NOTE): Change print format string to print
2551 operand 5 as a note insn name.
2553 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2554 David Ung <davidu@mips.com>
2556 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
2557 * doc/invoke.texi: (MIPS Options): Document them.
2559 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2560 David Ung <davidu@mips.com>
2562 Add support for SmartMIPS ASE.
2564 * optabs.c (expand_binop_directly): New, broken out from...
2565 (expand_binop): Here. Make it try rotating in the other
2566 direction even when the second operand isn't constant.
2567 * config/mips/mips.md (*lwxs): New.
2568 * config/mips/mips.opt (msmartmips): New.
2569 * config/mips/mips.c (mips_lwxs_address_p): New.
2570 (mips_rtx_costs): Make it recognize scaled indexed addressing.
2571 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2572 __mips_smartmips when compiling for TARGET_SMARTMIPS.
2573 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
2574 (ISA_HAS_LWXS): New.
2575 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
2576 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
2577 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
2578 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
2579 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
2580 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
2581 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
2583 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
2585 * tree-vectorizer.c (new_loop_vec_info): Initialize
2586 LOOP_VINFO_COST_MODEL_MIN_ITERS.
2587 * tree-vectorizer.h (_loop_vec_info): Added new filed
2588 min_profitable_iters.
2589 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
2590 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
2591 * tree-vect-analyze.c (vect_analyze_operations): Set
2592 LOOP_VINFO_COST_MODEL_MIN_ITERS.
2593 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
2594 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
2595 Fix calculation of peel_iters_prologue. Move consideration of epilogue
2596 and prologue cost to after they are computed.
2597 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
2599 (vect_model_simple_cost): Takes additional argument dt. Consider cost
2600 of creating vectors from scalars according to dt.
2601 (vect_model_store_cost): Likewise.
2602 (vectorizable_call): Use dt array instead of scalar dt. Call
2603 vect_model_simple_cost with additional argument dt.
2604 (vectorizable_assignment): Likewise.
2605 (vectorizable_operation): Likewise.
2606 (vectorizable_type_demotion): Likewise.
2607 (vectorizable_type_promotion): Likewise.
2608 (vectorizable_store): Use dt array instead of scalar dt. Call
2609 vect_model_store_cost with additional argument dt.
2610 (vect_do_peeling_for_loop_bound): Don't call
2611 vect_estimate_min_profitable_iters. Instead, lookup
2612 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
2613 "may not be profitable".
2615 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
2618 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
2619 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
2620 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
2621 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
2623 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
2625 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
2626 addressing modes cheaper.
2628 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
2630 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
2631 (dw_ranges_struct): Rename block_num to num. Adjust.
2632 (dw_ranges_by_label_struct): New.
2633 (ranges_by_label, ranges_by_label_allocated,
2634 ranges_by_label_in_use): New variables.
2635 (add_ranges_num): Factored most of the code out of...
2636 (add_ranges): ... this one. Rewrite in terms of the former.
2637 (add_ranges_by_labels): New.
2638 (output_ranges): Output by-label ranges.
2639 (dwarf2out_finish): Output range for multiple-section
2640 compile_unit. Output standard DW_AT_low_pc in addition to
2641 unexpected DW_AT_entry_pc.
2643 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
2645 PR tree-optimization/32604
2646 PR tree-optimization/32606
2648 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
2649 (compute_antic_safe): Removed.
2650 (ANTIC_SAFE_LOADS): Ditto.
2651 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
2652 (execute_pre): Don't call compute_antic_safe.
2653 (vuse_equiv): New function.
2654 (make_values_for_stmt): Use it
2655 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
2658 2007-07-04 Anatoly Sokolov <aesok@post.ru>
2661 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
2663 (avr_attribute_table): Make "naked" attribute apply to function types
2664 rather than to decls.
2665 (avr_handle_fntype_attribute): New function.
2667 2007-07-04 Joseph Myers <joseph@codesourcery.com>
2669 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
2672 2007-07-04 David Ung <davidu@mips.com>
2673 Joseph Myers <joseph@codesourcery.com>
2675 * config/mips/mips.md (type): Add logical, signext and move.
2676 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
2677 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
2678 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
2679 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
2680 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
2681 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
2682 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
2683 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
2684 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
2685 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
2686 movv2sf_hardfloat_64bit): Use the new types.
2687 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
2688 *movdf_softfloat, *movdf_mips16): Use "multi".
2689 (extendqihi2): Replace with a define_expand.
2690 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
2691 Based on extend<SHORT:mode><GPR:mode>2 patterns.
2692 * config/mips/74k.md (r74k_int_logical): New reservation and
2694 (r74k_int_arith): Remove "slt".
2695 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
2696 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
2697 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
2698 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
2699 reservations for "arith".
2701 2007-07-04 Richard Guenther <rguenther@suse.de>
2703 * tree-ssa.c (useless_type_conversion_p): Add handling for
2704 scalar float and vector types. Only call the types_compatible_p
2705 langhook for aggregate types as last resort. Follow the
2708 2007-07-04 Richard Guenther <rguenther@suse.de>
2710 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
2711 the same as NOP_EXPR.
2713 2007-07-04 Nick Clifton <nickc@redhat.com>
2715 * target.h (struct gcc_target): Add target_help field.
2716 * target-def.h (TARGET_HELP): New.
2717 (TARGET_INITIALIZER): Use TARGET_HELP.
2718 * opts.c (command_handle_option): Invoke target_help function, if
2719 defined, when the user has specified --target-help on the command
2721 * doc/invoke.texi: Mention that --target-help might print
2722 additional information.
2723 * doc/tm.texi: Document TARGET_HELP hook.
2725 * arm.c (TARGET_HELP): Override default definition.
2726 (arm_target_help): New - display a wrapped list of cores and
2727 architectures supported.
2729 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
2731 * config/gcc/v850/v850.c (expand_prologue): Make sure
2732 GEN_INT() argument is sign extended rather than zero extended.
2733 (expand_epilogue): Likewise.
2734 (output_move_double): Delete.
2735 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
2736 * config/gcc/v850/v850.md (movdi): Delete.
2737 (*movdi_internal): Delete.
2739 (*movdf_internal): Delete.
2741 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2743 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
2744 unless compiling RTP PIC.
2746 2007-07-04 Richard Guenther <rguenther@suse.de>
2748 PR tree-optimization/32482
2749 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
2750 original ssa name if we didn't find a shift expression.
2751 Fix shift constant for bit zero test.
2753 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2755 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
2757 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2759 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
2760 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
2761 * config/arm/vxworks.h (ASM_SPEC): Delete.
2762 (SUBTARGET_EXTRA_ASM_SPEC): Define.
2764 2007-07-04 Sebastian Pop <sebpop@gmail.com>
2766 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
2767 (DDR_REVERSED_P): New.
2768 * tree-data-ref.c (initialize_data_dependence_relation,
2769 build_classic_dist_vector): Set DDR_REVERSED_P.
2771 2007-07-04 Sebastian Pop <sebpop@gmail.com>
2774 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
2775 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
2776 init_omega_for_ddr_1): Use non conservative number of iterations
2778 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
2779 (analyze_siv_subscript): Remove FIXME and reinitialization of
2780 last_conflicts to chrec_dont_know.
2781 * testsuite/gfortran.dg/vect/pr32457.f90: New.
2783 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
2785 * tree.c (maybe_canonicalize_argtypes): Improve description.
2787 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
2789 * tree.c (maybe_canonicalize_argtypes): New.
2790 (build_function_type): Set canonical type.
2791 (build_method_type_directly): Ditto.
2792 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
2795 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2797 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
2799 (rewrite_use_nonlinear_expr): Likewise.
2801 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
2803 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
2805 2007-07-04 Ben Elliston <bje@au.ibm.com>
2807 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
2810 * c-objc-common.c (c_types_compatible_p): Fix indentation.
2812 * doc/tm.texi (Run-time Target): Capitalise "CPU".
2813 (Exception Handling): Likewise.
2815 2007-07-03 Jan Hubicka <jh@suse.cz>
2817 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
2819 2007-07-03 Eric Christopher <echristo@apple.com>
2821 * doc/cppopts.texi: Add conflicting option note to -dM.
2822 * doc/invoke.texi: Add note about possible conflicts with
2823 -E for -dCHARS and note that -dM will not produce
2824 any results if there is no machine dependent reorg.
2826 2007-07-03 Geoffrey Keating <geoffk@apple.com>
2828 * tree.h (DECL_ALIGN): Back out previous change.
2830 2007-07-03 Joseph Myers <joseph@codesourcery.com>
2832 * configure.ac: Test for .dtprelword support on MIPS.
2833 * configure, config.in: Regenerate.
2834 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
2835 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
2837 2007-07-03 Julian Brown <julian@codesourcery.com>
2839 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
2840 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
2841 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
2842 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
2844 (all_fpus): Add FPUTYPE_VFP3.
2845 (fp_model_for_fpu): Add VFPv3 field.
2846 (arm_rtx_costs_1): Give cost to VFPv3 constants.
2847 (vfp3_const_double_index): New function. Return integer index of
2848 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
2850 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
2851 and argument represents a valid RTX for a VFPv3 constant.
2852 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
2854 (vfp_emit_fstmd): Similar, for fstmd.
2855 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
2856 constants, represented as integer indices.
2857 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
2858 VFP_REGNO_OK_FOR_DOUBLE macros.
2859 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
2860 (arm_file_start): Set float-abi attribute for VFPv3, and output
2861 correct ".fpu" assembler directive.
2862 (arm_dbx_register_numbering): Add FIXME.
2863 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
2864 (fputype): Add FPUTYPE_VFP3.
2865 (FIXED_REGISTERS): Add 32 registers for D16-D31.
2866 (CALL_USED_REGISTERS): Likewise.
2867 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
2868 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
2869 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
2870 (D7_VFP_REGNUM): New.
2871 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
2872 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
2873 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
2874 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
2875 (REG_ALLOC_ORDER): Adjust for VFPv3.
2876 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
2877 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
2878 VFP_LO_REGS, VFP_HI_REGS.
2879 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
2880 (IS_VFP_CLASS): Define macro.
2881 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
2883 (REGISTER_MOVE_COST): Likewise.
2884 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
2885 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
2886 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
2887 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
2888 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
2889 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
2890 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
2891 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
2892 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
2893 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
2894 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
2895 where appropriate for single-word registers.
2896 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
2897 As above. Fix type attributes.
2898 * config/arm/constraints.md (register_contraint "t"): Define.
2899 (register_constraint "w"): Change to D0-D15, or D0-D31 for
2901 (register_constraint "x"): Define.
2902 (constraint "Dv"): Define.
2904 2007-07-03 Geoffrey Keating <geoffk@apple.com>
2906 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
2908 2007-07-03 Tom Tromey <tromey@redhat.com>
2910 * c-parser.c (objc_pq_context): Removed.
2911 (objc_need_raw_identifier): Likewise.
2912 (c_parser) <objc_pq_context>: New field.
2913 <objc_need_raw_identifier>: Likewise.
2914 (OBJC_NEED_RAW_IDENTIFIER): Removed.
2915 (c_lex_one_token): Update.
2916 (c_parser_objc_protocol_definition): Update.
2917 (c_parser_objc_method_definition): Update.
2918 (c_parser_objc_methodproto): Update.
2919 (c_parser_declspecs): Update.
2921 2007-07-03 David Ung <davidu@mips.com>
2923 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
2925 2007-07-03 David Ung <davidu@mips.com>
2926 Richard Sandiford <richard@codesourcery.com>
2928 * doc/invoke.texi: Document -march=74kf3_2.
2929 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
2930 (TUNE_74K): Check for it.
2931 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
2932 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
2933 * config/mips/mips.md (cpu): Add 74kf3_2.
2934 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
2935 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
2936 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
2937 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
2938 74kf3_2 to the CPU list.
2939 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
2940 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
2941 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
2942 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
2943 (r74kf3_2_fxfer_from_c1): New insn reservations.
2945 2007-07-03 Richard Sandiford <richard@codesourcery.com>
2946 David Ung <davidu@mips.com>
2948 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
2949 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
2950 and 74k[fx]. Document aliases for the new options.
2951 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
2952 (PROCESSOR_24KF2_1): ...this.
2953 (PROCESSOR_24KX): Rename to...
2954 (PROCESSOR_24KF1_1): ...this.
2955 (PROCESSOR_74KF): Rename to...
2956 (PROCESSOR_74KF2_1): ...this.
2957 (PROCESSOR_74KX): Rename to...
2958 (PROCESSOR_74KF1_1): ...this.
2959 (TUNE_74K): Update PROCESSOR_* names.
2960 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
2961 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
2962 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
2963 (mips_rtx_cost_data): Update processor names in comments.
2964 (mips_issue_rate): Update PROCESSOR_* names.
2965 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
2966 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
2967 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
2968 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
2969 Update cpu attribute names.
2970 (r24k_fpu_iss): Rename this reservation to...
2971 (r24kf2_1_fpu_iss): ...this and update all uses.
2972 (r24kx_fpu_iss): Rename this reservation to...
2973 (r24kf1_1_fpu_iss): ...this and update all uses.
2974 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
2975 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
2976 Update cpu attribute names.
2978 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
2980 * config/m32r/constraints.md: New file.
2981 * config/m32r/m32r.c: Include tm-constrs.h.
2982 (small_data_operand): Use satisfies_constraint_* instead of macro.
2983 (addr24_operand, gen_compare): Likewise.
2984 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
2985 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
2986 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2987 EXTRA_CONSTRAINT): Likewise.
2988 * config/m32r/m32r.md: Include constraints.md.
2989 (*movsi_insn): Use satisfies_constraint_* instead of macro.
2990 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
2991 * config/m32r/predicates.md (conditional_move_operand): Likewise.
2992 (two_insn_const_operand, int8_operand, uint16_operand,
2993 reg_or_int16_operand, reg_or_uint16_operand,
2994 reg_or_cmp_int16_operand, cmp_int16_operand,
2995 seth_add3_operand): Likewise.
2997 2007-07-03 Eric Christopher <echristo@gmail.com>
2999 * libgcc2.h: Conditionally declare __bswapsi2 and
3002 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
3004 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
3007 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3010 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
3011 (__gthrw_pragma): Provide default definition.
3013 * gthr-posix.c (__gthrw_pragma): Define.
3015 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
3017 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
3018 before declaring inequality.
3020 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
3022 * combine.c (recog_for_combine): Log the success or failure of
3023 matching new insn patterns against the machine description in
3026 2007-07-03 Revital Eres <eres@il.ibm.com>
3028 * ddg.c (print_sccs): New function.
3029 (check_sccs): New function.
3030 (create_ddg_all_sccs): Use it.
3031 * ddg.h (print_sccs): Declare.
3032 * modulo-sched.c (sms_order_nodes): Call print_sccs.
3034 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
3036 * targhooks.h (default_mode_for_suffix): New function declaration.
3037 * targhooks.c (default_mode_for_suffix): New default target hook.
3038 * target.h (struct c): New structure in the targetm struct.
3039 (mode_for_suffix): New target hook as part of struct c.
3040 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
3041 default_mode_for_suffix.
3042 (TARGET_C): New define.
3043 * c-lex.c: Include "target.h".
3044 (interpret_float): Use targetm.c.mode_for_suffix to determine
3045 the mode for a given non-standard suffix.
3046 Makefile.in (c-lex.o): Depend on $(TARGET_H).
3048 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
3049 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
3051 * doc/extend.texi (Floating Types): New node. Document __float80 and
3052 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
3054 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3057 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
3058 predicate instead of target_operand.
3059 (divsi3_i1_media, divsi3_media_2): Likewise.
3061 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
3063 * tree.h (alias_sets_might_conflict_p): Rename into
3064 alias_sets_must_conflict_p.
3065 * alias.c (alias_sets_might_conflict_p): Likewise.
3066 (alias_sets_conflict_p): Use it.
3067 (objects_must_conflict_p): Likewise.
3068 * c-common.c (strict_aliasing_warning): Adjust.
3070 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
3072 * rtlhooks.c (gen_lowpart_if_possible): Check for
3073 invalid subreg before calling gen_lowpart_SUBREG.
3075 2007-07-02 Geoffrey Keating <geoffk@apple.com>
3077 * config/darwin9.h: Add copyright notice.
3078 (LINK_COMMAND_SPEC): Add comment.
3079 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
3080 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
3081 DARWIN_LIBSYSTEM_HAS_UNWIND.
3083 2007-07-02 Jakub Jelinek <jakub@redhat.com>
3086 * omp-low.c (check_combined_parallel): New function.
3087 (lower_omp_parallel): Call it via walk_stmts, set
3088 OMP_PARALLEL_COMBINED if appropriate.
3089 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
3090 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
3091 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
3092 don't consider it as combined parallel.
3094 2007-07-02 Richard Sandiford <richard@codesourcery.com>
3096 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3097 (gcc_tooldir): Likewise.
3098 * configure: Regenerate.
3099 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3100 old configure.ac gcc_tooldir setting.
3101 (prefix_to_exec_prefix): New variable.
3102 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3103 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3105 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
3107 Fix PR tree-optimization/32583
3108 Fix PR tree-optimization/32584
3109 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
3110 (phi_translate_set): Use phi_translate directly now.
3111 (make_values_for_stmt): Don't value number RHS if we already know
3114 2007-07-02 Steve Ellcey <sje@cup.hp.com>
3115 Jim Wilson <wilson@specifix.com>
3118 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
3121 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
3122 Richard Sandiford <richard@codesourcery.com>
3123 Nigel Stephens <nigel@mips.com>
3125 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
3126 (mips16e_output_save_restore): Declare.
3127 (mips16e_save_restore_pattern_p): Likewise.
3128 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
3129 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
3130 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
3131 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
3132 (BITSET_P): New global macro, extracted from...
3133 (mips_for_each_saved_reg): ...here.
3134 (mips16e_save_restore_info): New struct.
3135 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
3136 (mips16e_save_restore_regs): New variable.
3137 (mips_split_plus, mips16e_find_first_register): New functions.
3138 (mips16e_mask_registers): New function.
3139 (compute_frame_size): Expand the commentary before the function.
3140 Enforce the MIPS16e save and restore register range restrictions.
3141 Pad the general register save area at the low end.
3142 (mips16e_save_restore_reg, mips16e_build_save_restore)
3143 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
3144 (mips16e_output_save_restore, mips16e_collect_propagate_value)
3145 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
3147 (mips_expand_prologue, mips_expand_epilogue): Handle
3148 GENERATE_MIPS16E_SAVE_RESTORE.
3149 * config/mips/mips.md (*mips16e_save_restore): New pattern.
3151 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
3153 PR tree-optimization/31966
3154 PR tree-optimization/32533
3155 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
3156 "basic_block" description as its third argument. Update function
3157 calls to get destination bb from "edge" argument. Save "cond" into
3158 aux field of the edge. Update prototype for changed arguments.
3159 (if_convertible_loop_p): Clear aux field of incoming edges if bb
3161 (find_phi_replacement_condition): Operate on incoming edges, not
3162 on predecessor blocks. If there is a condition saved in the
3163 incoming edge aux field, AND it with incoming bb predicate.
3164 Return source bb of the first edge.
3165 (clean_predicate_lists): Clean aux field of outgoing node edges.
3166 (tree_if_conversion): Do not initialize cond variable. Move
3167 variable declaration into the loop.
3168 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
3169 initializations of new_stmt, arg0 and arg1 variables.
3171 2007-07-02 Jakub Jelinek <jakub@redhat.com>
3173 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
3174 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
3176 2007-07-02 Richard Guenther <rguenther@suse.de>
3178 * tree-ssa.c (useless_type_conversion_p): Document
3179 future intent as defining the middle-end type system.
3180 Re-structure to call langhook last, group by type class,
3181 mark questionable parts.
3183 2007-07-02 Richard Guenther <rguenther@suse.de>
3185 * tree-flow.h (types_compatible_p): Declare.
3186 * tree-ssa.c (types_compatible_p): New function.
3187 * ipa-type-escape.c (discover_unique_type): Use
3188 types_compatible_p instead of lang_hooks.types_compatible_p.
3189 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
3190 * tree-vn.c (expressions_equal_p): Likewise.
3191 * tree.c (fields_compatible_p): Likewise.
3192 * tree-ssa-dom.c (avail_expr_eq): Likewise.
3193 (cprop_operand): Use useless_type_conversion_p instead of
3194 lang_hooks.types_compatible_p.
3195 * tree-inline.c (setup_one_parameter): Likewise.
3196 (declare_return_variable): Likewise.
3197 * tree-nrv.c (tree_nrv): Likewise.
3198 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
3199 (maybe_fold_offset_to_component_ref): Likewise.
3200 (maybe_fold_offset_to_reference): Likewise.
3201 * tree-ssa-copy.c (may_propagate_copy): Likewise.
3202 (merge_alias_info): Likewise.
3203 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
3204 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3205 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
3206 * tree-tailcall.c (find_tail_calls): Likewise.
3207 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
3208 * gimplify.c (canonicalize_addr_expr): Likewise.
3209 (fold_indirect_ref_rhs): Likewise.
3210 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
3211 (cpt_same_type): Likewise.
3212 (check_pointer_types_r): Swap parameters to cpt_same_type
3214 * fold-const.c (fold_convert): Revert fix for PR15988.
3215 * tree-inline.c (setup_one_parameter): Instead fix it here by
3216 using fold_build1 instead of fold_convert and checking for
3217 error_mark_node. Convert only if the conversion is necessary.
3219 2007-07-02 Joseph Myers <joseph@codesourcery.com>
3221 * configure.ac: Check for .gnu_attribute on Power.
3222 * configure: Regenerate.
3223 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
3224 attribute for floating-point ABI.
3226 2007-07-02 Ira Rosen <irar@il.ibm.com>
3228 PR tree-optimization/32230
3229 PR tree-optimization/32477
3230 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
3231 address is a constant.
3233 2007-07-02 Richard Sandiford <richard@codesourcery.com>
3235 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
3236 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
3237 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
3238 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
3239 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
3240 64-bit targets. Add support for *-elfoabi*.
3241 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
3242 different settings if $(tm_defines) does not select the EABI.
3243 (MULTILIB_EXCLUSIONS): Define in those circumstances.
3244 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
3245 (MIPS_ARCH_OPTION_SPEC): Likewise.
3246 (MIPS_ISA_LEVEL_SPEC): Likewise.
3247 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
3248 * config/mips/elfoabi.h: New file.
3250 2007-07-02 Richard Guenther <rguenther@suse.de>
3252 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
3253 (useless_type_conversion_p): ... this.
3254 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
3255 (useless_type_conversion_p): ... this.
3256 * builtins.c (fold_builtin_memory_op): Rename
3257 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
3258 * tree-cfg.c (verify_expr): Likewise.
3259 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
3260 * tree-ssa-ccp.c (ccp_fold): Likewise.
3261 * tree-ssa-copy.c (may_propagate_copy): Likewise.
3262 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
3263 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
3264 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
3265 * tree-ssa-pre.c (eliminate): Likewise.
3266 * tree-ssa.c (delete_tree_ssa): Likewise.
3267 (tree_ssa_useless_type_conversion): Likewise.
3268 * tree.c (build2_stat): Likewise.
3270 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
3272 Fix PR tree-optimization/32571
3273 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
3276 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
3278 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
3279 and other expected operations explicitly, change default to
3282 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
3284 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
3286 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3287 (tls_load_dot_plus_eight): Move the label number into the unspec.
3288 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
3290 2007-07-01 Andreas Schwab <schwab@suse.de>
3292 * dwarf2out.c (initial_return_save): Define only if used.
3294 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
3296 Unreverting Richard's Revert of:
3298 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3300 * dce.c (deletable_insn_p_1): New function, split out from...
3301 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3302 specially, not those inside PARALLELs. Remove BODY argument
3303 and adjust recursive call accordingly.
3304 (prescan_insns_for_dce): Update call to delete_insn_p.
3306 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
3307 Revital Eres <eres@il.ibm.com>
3309 * ddg.c (create_ddg_all_sccs): Fix missed
3310 initialization of scc_nodes.
3312 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
3315 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
3316 X + ~X to 1 only for INTEGRAL_TYPE_P type.
3318 2007-06-30 Joseph Myers <joseph@codesourcery.com>
3320 * configure.ac: Check for .gnu_attribute on MIPS.
3321 * configure, config.in: Regenerate.
3322 * config/mips/mips.c (mips_file_start): If supported, output
3323 attribute for floating-point ABI.
3325 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
3328 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
3329 (ffs_cmove): New expander to expand using ctz pattern.
3330 (*ffs_cmove): Remove pattern.
3331 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
3332 (ffsdi2): Expand using ctz pattern.
3333 (*ffs_rex64): Remove pattern.
3335 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3337 PR rtl-optimization/32296
3338 * pa.md (return): Delete pattern.
3339 (return_internal): Remove "(const_int 1)" from pattern.
3340 (epilogue): Use return_internal pattern for trivial returns.
3341 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
3342 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
3344 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
3346 * tree-ssa-pre.c (is_exception_related): New function
3347 (can_value_number_operation): Use it.
3349 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
3351 Fix PR tree-optimization/32540
3352 Fix PR tree-optimization/31651
3354 * tree-ssa-sccvn.c: New file.
3356 * tree-ssa-sccvn.h: Ditto.
3358 * tree-vn.c: Include tree-ssa-sccvn.h
3359 (val_expr_paid_d): Removed.
3360 (value_table): Ditto.
3361 (vn_compute): Ditto.
3362 (val_expr_pair_hash): Ditto.
3363 (val_expr_pair_expr_eq): Ditto.
3364 (copy_vuses_from_stmt): Ditto.
3367 (shared_vuses_from_stmt): Ditto.
3368 (print_creation_to_file): Moved up.
3369 (sort_vuses): Ditto.
3370 (sort_vuses_heap): Ditto.
3371 (set_value_handle): Make non-static.
3372 (make_value_handle): Ditto.
3373 (vn_add): Rewritten to use sccvn lookups.
3374 (vn_add_with_vuses): Ditto.
3375 (vn_lookup): Ditto (and second argument removed).
3376 (vn_lookup_with_vuses): Ditto.
3377 (vn_lookup_or_add): Ditto (and second argument removed);
3378 (vn_lookup_or_add_with_vuses): Ditto.
3379 (vn_lookup_with_stmt): New.
3380 (vn_lookup_or_add_with_stmt): Ditto.
3381 (create_value_handle_for_expr): Ditto.
3383 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
3384 (seen_during_translate): New function.
3385 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
3386 (phi_trans_add): Ditto.
3387 (constant_expr_p): FIELD_DECL is always constant.
3388 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
3389 Use constant_expr_p.
3390 Avoid infinite recursion on mutually valued expressions.
3391 Change callers of vn_lookup_or_add.
3392 (phi_translate): New function.
3393 (compute_antic_safe): Allow phi nodes.
3394 (create_component_ref_by_pieces): Update for FIELD_DECL change.
3395 (find_or_generate_expression): Rewrite slightly.
3396 (create_expression_by_pieces): Updated for vn_lookup_or_add
3398 Update VN_INFO for new names.
3399 (insert_into_preds_of_block): Update for new names.
3400 (add_to_exp_gen): New function.
3401 (add_to_sets): Use vn_lookup_or_add_with_stmt.
3402 (find_existing_value_expr): Rewrite to changed vn_lookup.
3403 (create_value_expr_from): Ditto, and use add_to_exp_gen.
3404 (try_look_through_load): Removed.
3405 (try_combine_conversion): Ditto.
3406 (get_sccvn_value): New function.
3407 (make_values_for_phi): Ditto.
3408 (make_values_for_stmt): Ditto.
3409 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
3411 (init_pre): Update for SCCVN changes.
3413 (execute_pre): Ditto.
3415 * tree-flow.h (make_value_handle): Declare.
3416 (set_value_handle): Ditto.
3417 (sort_vuses_heap): Ditto.
3418 (vn_lookup_or_add_with_stmt): Ditto.
3419 (vn_lookup_with_stmt): Ditto.
3420 (vn_compute): Remove.
3423 (vn_lookup): Update arguments.
3425 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
3427 (tree-ssa-sccvn.o): New.
3428 (OBJS-common): Add tree-ssa-sccvn.o
3430 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3433 * c-typeck.c (build_external_ref): Don't mark as used if called
3435 * calls.c (rtx_for_function_call): Likewise.
3437 2007-06-30 Richard Sandiford <richard@codesourcery.com>
3441 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3443 * dce.c (deletable_insn_p_1): New function, split out from...
3444 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3445 specially, not those inside PARALLELs. Remove BODY argument
3446 and adjust recursive call accordingly.
3447 (prescan_insns_for_dce): Update call to delete_insn_p.
3449 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
3451 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
3452 (try_combine): Move potential calls to undo_all() so they happen
3453 before we commit to using the combined insns.
3455 2006-06-30 Jan Hubicka <jh@suse.cz>
3457 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
3460 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
3462 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
3463 (cgraph_remove_unreachable_nodes): Likewise.
3464 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
3465 * ipa-inline.c (update_caller_keys): Cast according to the coding
3467 (cgraph_decide_recursive_inlining): Likewise.
3468 (cgraph_decide_inlining_of_small_function): Likewise.
3469 (try_inline): Likewise.
3470 (cgraph_decide_inlining_incrementally): Likewise.
3471 * ipa-pure-const.c (get_function_state): Likewise.
3472 (scan_function): Likewise.
3473 (analyze_function): Likewise.
3474 (static_execute): Likewise.
3475 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
3476 (merge_callee_local_info): Likewise.
3477 (analyze_function): Use type safe memory macros.
3478 (static_execute): Likewise. Cast according to the coding conventions.
3479 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
3481 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
3483 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
3484 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
3487 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3490 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
3491 for complex modes (both int and real).
3493 2007-06-29 Jan Hubicka <jh@suse.cz>
3495 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
3497 2007-06-29 Jan Hubicka <jh@suse.cz>
3500 * cse.c (cse_insn): Avoid invalid sharing in between register note and
3503 2007-06-29 Anatoly Sokolov <aesok@post.ru>
3506 * config/avr/avr.c: Include dataflow header file.
3507 (expand_prologue): Adjust for prologue insn change.
3508 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
3511 2007-06-29 Richard Guenther <rguenther@suse.de>
3514 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
3515 during type verification.
3517 2007-06-29 Jan Hubicka <jh@suse.cz>
3519 * recog.c (validate_change_rtx_1): Unshare TO argument.
3521 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
3523 PR tree-optimization/24659
3524 * tree-vect-transform.c (vectorizable_call): Handle
3525 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
3527 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
3528 * config/i386/i386.c (enum ix86_builtins)
3529 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
3530 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
3532 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
3533 const using def_builtin_const.
3534 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
3535 input operands in the same modes as the result.
3536 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
3538 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
3540 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
3541 (df_set_dead_notes_for_mw): Likewise.
3543 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
3545 * c-common.c (pointer_int_sum): Do the negation in sizetype.
3547 2007-06-28 DJ Delorie <dj@redhat.com>
3549 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
3551 2007-06-28 Geoffrey Keating <geoffk@apple.com>
3553 * doc/invoke.texi (C++ Dialect Options): Document
3554 fvisibility-ms-compat.
3555 * c.opt (fvisibility-ms-compat): New.
3557 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3560 * tree-affine.c (aff_combination_add_elt): Handle
3561 pointer addition specially.
3563 2007-06-28 Jakub Jelinek <jakub@redhat.com>
3565 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
3566 decl is non-external for AIX ABI.
3568 2007-06-28 David Edelsohn <edelsohn@gnu.org>
3570 * config/rs6000/predicates.md (current_file_function_operand):
3571 Ensure the symbol is non-external for AIX ABI.
3573 2007-06-28 Nick Clifton <nickc@redhat.com>
3575 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
3576 (fdce, fdse, fpredictive-commoning): Likewise.
3578 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3581 * gcc.c (process_command): Recognize the new -static-libgfortran
3584 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
3587 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
3588 Use a call clobbered hard reg instead of a pseudo reg.
3590 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
3592 * config/sh/sh.md (load_gbr): Use correct operand constraint.
3594 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
3597 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
3598 REG_LIBCALL and REG_RETVAL notes.
3599 (divsi3, mulsi3): Likewise.
3600 (mulhisi3): Likewise. Use emit_libcall_block.
3601 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
3603 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
3605 PR rtl-optimization/32481
3606 * combine.c (adjust_for_new_dest): Rescan the changed insn.
3608 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3610 * dce.c (deletable_insn_p_1): New function, split out from...
3611 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3612 specially, not those inside PARALLELs. Remove BODY argument
3613 and adjust recursive call accordingly.
3614 (prescan_insns_for_dce): Update call to delete_insn_p.
3616 2007-06-27 Richard Guenther <rguenther@suse.de>
3619 * tree.h (fold_convertible_p): Declare.
3620 * fold-const.c (fold_convertible_p): New function.
3621 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
3622 instead of lang_hooks.types_compatible_p.
3624 2007-06-26 Jan Hubicka <jh@suse.cz>
3626 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
3627 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
3628 early use validate_unshare_change.
3629 (reload_combine): Likewise.
3630 * recog.c (change_t): New field unshare.
3631 (validate_change_1): Rename from validate_change; add argument unshare.
3632 (validate_change): Turn into wrapper of validate_change_1; update
3633 prototype for bools.
3634 (validate_unshare_change): New.
3635 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
3636 calls of df_insn_rescan.
3637 * recog.h (validate_change): Replace ints by bools.
3638 (validate_unshare_change): Declare.
3640 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3642 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
3644 2007-06-26 Steve Ellcey <sje@cup.hp.com>
3646 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
3648 2007-06-25 Jan Hubicka <jh@suse.cz>
3650 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
3652 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
3653 cgraph_decide_inlining_incrementally): Move uninlinability checks to
3654 places other call site specific checks are performed.
3656 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3659 * tree-vect-transform.c (vectorizable_operation): Convert
3660 POINTER_PLUS_EXPR over to PLUS_EXPR.
3662 2007-06-25 Chao-ying Fu <fu@mips.com>
3664 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
3665 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
3666 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3667 Document GET_MODE_IBIT, and GET_MODE_FBIT.
3669 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
3670 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3671 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
3672 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
3673 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
3674 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
3675 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
3676 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
3677 ALL_FIXED_POINT_MODE_P): New define.
3678 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3680 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
3682 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
3683 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3684 MODE_VECTOR_UACCUM): New mode classes.
3686 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
3687 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
3688 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
3691 * genmodes.c (struct mode_data): Add ibit and fbit fields.
3692 (blank_mode): Initialize ibit and fbit.
3693 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
3694 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3696 (new_adjust): Change required_class to required_class_from and
3697 required_class_to for testing within a range.
3698 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3699 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3701 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
3702 (make_fixed_point_mode): New.
3703 (_ADD_ADJUST): Change C to C1 and C2.
3704 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
3705 use a range for machine classes.
3706 (ADJUST_IBIT, ADJUST_FBIT): New.
3707 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
3709 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
3710 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3711 Emit adjustment for ibit and fbit.
3712 (emit_mode_ibit, emit_mode_fbit): New.
3713 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
3715 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
3717 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
3718 as the source of the set.
3720 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
3722 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
3723 FP_REGNO_P): Use IN_RANGE.
3724 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
3725 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
3726 (DATA_REG_P): Use DATA_REGNO_P.
3727 (FP_REG_P): Use FP_REGNO_P.
3728 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
3729 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
3730 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
3732 2007-06-24 Jan Hubicka <jh@suse.cz>
3735 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
3737 2007-06-24 Sebastian Pop <sebpop@gmail.com>
3740 * fold-const.c (fold_binary): Strip nops of operand 0
3741 of BIT_NOT_EXPR before calling operand_equal_p.
3742 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
3743 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
3745 2007-06-23 Mark Mitchell <mark@codesourcery.com>
3747 * doc/extend.texi: Document that dllimport and dllexport imply
3749 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
3750 imported or exported declaration, including type declarations.
3751 * c-common.c (handle_visibility_attribute): Check for conflicts
3752 with dllimport/dllexport.
3753 (c_determine_visibility): Handle dllimport/dllexport as an
3754 explicit visibility atttribute.
3756 2007-06-23 Richard Guenther <rguenther@suse.de>
3758 PR tree-optimization/16876
3760 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
3762 * tree-inline.c (initialize_inlined_parameters): Do not call
3763 lang_hooks.tree_inlining.convert_parm_for_inlining.
3764 * cgraphbuild.c (initialize_inline_failed): Set inline failed
3765 reason for mismatched types.
3766 * gimplify.c (gimplify_call_expr): Verify the call expression
3767 arguments match the called function type signature. Otherwise
3768 mark the call expression to be not considered for inlining
3769 using CALL_CANNOT_INLINE_P flag.
3770 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
3771 edges call expression.
3772 (cgraph_decide_inlining_of_small_function): Likewise.
3773 (cgraph_decide_inlining): Likewise.
3774 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
3776 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
3777 * c-typeck.c (c_convert_parm_for_inlining): Remove.
3778 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
3780 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
3781 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
3783 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3784 convert_parm_for_inlining member.
3786 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
3789 * arm.md (negscc): Match the correct operand for optimized LT0 test.
3790 Remove optimization for GT.
3792 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
3795 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
3797 (prescan_insns_for_dce): Add extra parameter.
3799 2007-06-23 Jan Hubicka <jh@suse.cz>
3802 * gimplify.c (mark_addressable): New function.
3803 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
3805 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3808 * expr.c (store_constructor): Do not clobber non-zeroed memory.
3810 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3813 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
3814 moves between MMX/SSE registers to at least 8 units to prevent
3815 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
3817 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3819 * config/i386/i386.c (override_options): Correct x86_sahf
3822 2007-06-21 David Daney <ddaney@avtrex.com>
3825 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
3826 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
3827 (exception_receiver): Renamed to ...
3828 (nonlocal_goto_receiver): ... this.
3830 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
3832 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
3833 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
3834 partial register accesses.
3836 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
3838 * fold-const.c (debug_fold_checksum): Move it under
3839 ENABLE_FOLD_CHECKING.
3841 2007-06-21 Sebastian Pop <sebpop@gmail.com>
3844 * tree.h (debug_fold_checksum): Declared.
3845 * fold-const.c (build_fold_addr_expr_with_type_1): New.
3846 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
3847 build_fold_addr_expr_with_type_1.
3848 (fold_addr_expr, debug_fold_checksum): New.
3849 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
3850 (fold_unary, fold_comparison, split_address_to_core_and_offset):
3853 2007-06-21 Sebastian Pop <sebpop@gmail.com>
3855 PR tree-optimization/19590
3856 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
3857 of scev is a constant.
3858 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
3860 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3862 * df-problems.c (df_note_bb_compute): Made computation of live
3863 info consistent with df_lr.
3865 2007-06-21 Richard Guenther <rguenther@suse.de>
3867 PR tree-optimization/32453
3868 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
3869 for pointer anti-range.
3871 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
3873 * config/i386/i386.c (processor_target_table): Increase maximum
3874 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
3877 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
3878 byte alignment if > 8 byte alignment is preferred.
3879 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
3881 2007-06-21 Jakub Jelinek <jakub@redhat.com>
3883 PR tree-optimization/31866
3884 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
3885 if ASM_EXPR's input is not a SSA_NAME.
3888 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
3889 but decl is a global var, instead return decl.
3890 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
3891 even for is_global_var decls, if they are private in some outer
3894 2007-06-21 Richard Guenther <rguenther@suse.de>
3896 PR tree-optimization/32451
3897 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
3899 2007-06-21 Christian Bruel <christian.bruel@st.com>
3901 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
3902 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
3903 (push_regs): Changed saving order or banked registers.
3904 (sh_expand_epilogue): Likewise.
3905 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
3906 (FIRST_BANKED_REG): Likewise.
3907 (LAST_BANKED_REG): Likewise.
3908 * config/sh/sh.md (banked) New attribute.
3909 (in_delay_slot): Check banked attribute.
3911 2007-06-20 Sebastian Pop <sebpop@gmail.com>
3913 PR tree-optimization/32075
3914 * tree-data-ref.c (subscript_dependence_tester_1,
3915 analyze_miv_subscript, analyze_overlapping_iterations,
3916 add_distance_for_zero_overlaps, build_classic_dist_vector,
3917 subscript_dependence_tester_1, analyze_overlapping_iterations,
3918 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
3919 compute_affine_dependence, compute_all_dependences): Pass loop_nest
3920 to evolution_function_is_affine_multivariate_p.
3922 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3924 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
3926 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
3929 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
3931 * config/m32c/prologue.md (epilogue_exitd_16): New.
3932 (epilogue_reit_16): New.
3933 (epilogue_exitd): Rename to epilogue_exitd_24.
3934 (epilogue_reit): Rename to epilogue_reit_24.
3936 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
3937 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3939 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
3941 * haifa-sched.c (queue_to_ready): Don't requeue next insn
3942 if dbg_cnt (sched_insn) reaches the limit.
3943 (choose_ready): New parameter INSN_PTR and new return value.
3944 (schedule_block): Handle dbg_cnt (sched_insn). Handle
3945 the new return value from choose_ready.
3946 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
3947 (rest_of_handle_global_alloc): New global_alloc_at_func.
3949 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
3951 PR tree-optimization/25737
3952 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
3953 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
3954 * tree-flow.h (struct fieldoff): Add new field alias_set.
3955 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
3956 argument addressable_type. Set alias_set of fieldoff.
3957 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
3958 (create_overlap_variables_for): Pass alias_set from fieldoff to
3960 * alias.c (get_alias_set): Use alias_set from SFT if set.
3962 2007-06-20 Hui-May Chang <hm.chang@apple.com>
3964 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
3965 of a variable as an unsigned HOST_WIDE_INT integer.
3967 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
3969 PR rtl-optimization/32405
3970 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
3972 2007-06-20 Jakub Jelinek <jakub@redhat.com>
3974 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
3977 * builtins.c: Include diagnostic.h.
3978 (expand_builtin_expect): Make gcc_assert more permissive.
3979 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
3982 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
3986 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
3987 if ACCUMULATE_OUTGOING_ARGS.
3989 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3991 * config/m68hc11/m68hc11.c: Include dataflow header file.
3992 (m68hc11_reorg): Port to dataflow.
3994 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3996 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
3997 (struct df_problem.free_blocks_on_set_blocks): New field.
3998 (struct dataflow.optional_p): New field.
3999 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
4000 (df_live_set_all_dirty): New function.
4001 * df-scan.c (df_scan_alloc): Initialize optional_p.
4002 (problem_SCAN): Initialize free_blocks_on_set_blocks.
4003 * df-core.c (df_set_blocks): Removed use of
4004 DF_FIRST_OPTIONAL_PROBLEM. Now uses
4005 df_problem.free_blocks_on_set_blocks to determine which blocks are
4007 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
4008 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
4009 uses dataflow.optional_p to determine if problem should be
4011 (rest_of_handle_df_initialize): Only start live problem if
4013 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
4014 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
4015 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
4016 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
4017 problem_NOTE): Initialize free_blocks_on_set_blocks.
4018 (df_lr_bb_local_compute): Recompute luids if df_live problem is
4020 (df_live_set_all_dirty, df_note_alloc): New function.
4021 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
4023 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
4024 * postreload.c (reload_combine): Ditto.
4025 * cse.c (cse_extended_basic_block): Ditto.
4026 * regmove.c (mark_flags_life_zones): Ditto.
4027 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
4028 erase_matching_seqs): Ditto.
4029 * bt-load.c (compute_defs_uses_and_gen): Ditto.
4030 * integrate (allocate_initial_values): Ditto.
4031 * combine.c (reg_dead_at_p): Ditto.
4032 * resource.c (mark_target_live_regs): Ditto.
4033 * sched-rgn.c (check_live_1, update_live_1): Ditto.
4034 * config/sh/sh.c (find_r0_life_regions): Ditto.
4035 * global.c (rest_of_handle_global_alloc): Only add back df_live
4037 * local-alloc.c (rest_of_handle_local_alloc): Only remove
4039 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
4041 (if_convert): Make sure df_live is there at -O == 1.
4042 (pass_if_after_combine): Cleanup flags.
4043 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
4044 is there at -O == 1.
4046 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
4048 * config/arm/arm.c (arm_get_frame_offsets): Set
4049 offsets->locals_base to avoid negative stack size.
4050 (thumb1_expand_prologue): Assert on negative stack size.
4052 2007-06-19 Sebastian Pop <sebpop@gmail.com>
4054 PR tree-optimization/32367
4055 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
4056 of the chrec has no evolution in that loop.
4057 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
4059 2007-06-19 Bob Wilson <bob.wilson@acm.org>
4061 * config/xtensa/xtensa.c: Include "df.h".
4062 (xtensa_builtin_saveregs): Use adjust_address instead of
4064 (xtensa_va_start): Invoke make_tree with sizetype for
4065 expand_builtin_saveregs and then convert the result to a pointer.
4066 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
4067 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
4068 Subtract argument size from index value as integers and then use
4069 POINTER_PLUS_EXPR to add the result to the array address.
4071 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4074 * config/m32c/m32c.c: Include dataflow header file.
4075 (m32c_emit_prologue): Adjust for prologue insn change.
4076 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
4077 once inside a PARALLEL. Assume frame size passed in operand 0
4078 includes space to save the fb register.
4079 (prologue_enter_24): Likewise.
4080 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
4082 2007-06-19 David Daney <ddaney@avtrex.com
4085 * config/mips/mips.md (cprestore): Mark $gp as used.
4087 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4090 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
4091 (frv_ifcvt_modify_insn): Likewise.
4093 2007-06-19 Richard Guenther <rguenther@suse.de>
4095 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
4096 only handle positive offsets that fit in a HOST_WIDE_INT.
4098 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
4100 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
4101 result of rsqrt insn for zero input argument to avoid NaN.
4103 2007-06-19 Richard Guenther <rguenther@suse.de>
4106 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
4108 2007-06-19 Jakub Jelinek <jakub@redhat.com>
4110 PR tree-optimization/32353
4111 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
4113 2007-06-19 Nick Clifton <nickc@redhat.com>
4115 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
4117 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
4120 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
4121 * config/i386/i386.c (assign_386_stack_local): Assert that
4122 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
4123 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
4124 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
4125 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
4127 2007-06-18 Steve Ellcey <sje@cup.hp.com>
4129 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
4131 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
4133 PR rtl-optimization/32321
4134 * gcse.c (replace_store_insn): Update the note before
4135 calling emit_insn_after.
4137 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
4140 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
4142 * df-problems.c (df_note_bb_compute): Fix dumping info.
4144 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
4146 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
4147 insn with emit_jump_insn.
4149 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
4151 PR tree-optimization/32383
4152 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
4153 * targhooks.h (default_builtin_reciprocal): Update prototype.
4154 * target.h (struct gcc_target): Update builtin_reciprocal.
4155 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
4156 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
4157 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
4158 when fndecl is in BUILT_IN_MD class.
4159 (execute_convert_to_rsqrt): Ditto.
4161 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
4162 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
4163 Convert BUILT_IN_SQRTF code only when md_fn is false.
4165 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
4167 * bt-load.c (move_btr_def): Fix the order of arguments
4168 to validate_replace_rtx.
4170 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
4172 * config/m68k/m68k-devices.def: Add 54450..54455.
4174 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
4176 PR rtl-optimization/32366
4177 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
4178 FLOAT_EXTEND]: Prevent non-scalar modes from entering
4181 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
4184 * modulo-sched (generate_reg_moves): Added rescan parameter and if
4185 this is true, rescan insn being modified.
4186 (sms_schedule): Added rescan parameter.
4187 (rest_of_handle_sms): Moved freeing of dominance info to before
4188 getting out of cfg_layout.
4190 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
4192 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
4193 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
4196 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
4197 FL_CF_EMAC from the entry for isac.
4199 * config/m68k/predicates.md (const_call_operand): Adjust comment.
4200 (const_sibcall_operand): New.
4201 (sibcall_operand): Use it.
4202 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
4203 (m68k_isas): ISAC does not imply FPU or EMAC.
4204 (override_options): Add ISA_C logic for symbolic jump & call.
4206 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4208 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
4209 return mode from the builtin itself.
4210 (sparc_fold_builtin): Fix cast of zero constant.
4212 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
4214 * targhooks.c (default_builtin_reciprocal): New default target hook.
4215 * targhooks.h (default_builtin_reciprocal): Add prototype.
4216 * hooks.c (hook_tree_tree_bool_null): Remove hook.
4217 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
4218 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
4219 default_builtin_reciprocal.
4221 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
4224 * hooks.c (hook_tree_tree_bool_null): New hook.
4225 * hooks.h (hook_tree_tree_bool_null): Add prototype.
4226 * tree-pass.h (pass_convert_to_rsqrt): Declare.
4227 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
4228 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
4229 and convert it to reciprocal a*rfunc(b).
4230 (execute_convert_to_rsqrt): New function.
4231 (gate_convert_to_rsqrt): New function.
4232 (pass_convert_to_rsqrt): New pass definition.
4233 * target.h (struct gcc_target): Add builtin_reciprocal.
4234 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
4235 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
4236 TARGET_BUILTIN_RECIPROCAL.
4237 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
4239 * config/i386/i386.h (TARGET_RECIP): New define.
4240 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
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 (*rcpsf2_sse): New insn pattern.
4245 (*rsqrtsf2_sse): Ditto.
4246 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
4247 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4248 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4249 and not optimizing for size.
4250 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
4251 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4252 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4253 and not optimizing for size.
4254 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
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.
4258 (*sse_rsqrtv4sf2): Do not export.
4260 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
4261 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4262 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4263 and not optimizing for size.
4265 * config/i386/i386.opt (mrecip): New option.
4266 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
4267 (ix86_emit_swsqrtsf): Ditto.
4268 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
4269 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
4271 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
4272 ix86_expand_unop1_builtin.
4273 (ix86_emit_swdivsf): New function.
4274 (ix86_emit_swsqrtsf): Ditto.
4275 (ix86_builtin_reciprocal): New function.
4276 (TARGET_BUILTIN_RECIPROCAL): Use it.
4277 (ix86_vectorize_builtin_conversion): Rename from
4278 ix86_builtin_conversion.
4279 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
4280 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
4281 "i386 and x86_64 Options" section.
4282 (Intel 386 and AMD x86_64 Options): Document -mrecip.
4284 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4285 Zdenek Dvorak <dvorakz@suse.cz>
4286 Richard Guenther <rguenther@suse.de>
4287 Kaz Kojima <kkojima@gcc.gnu.org>
4289 * tree-vrp.c (compare_values_warnv): Convert val2 to
4291 (extract_range_from_assert): Create
4292 POINTER_PLUS_EXPR for pointer types.
4293 (extract_range_from_binary_expr): Handle
4294 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
4296 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
4297 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
4298 POINTER_PLUS_EXPR as PLUS_EXPR.
4299 (number_of_iterations_lt_to_ne):
4300 For pointer types, use sizetype when
4301 creating MINUS_EXPR/PLUS_EXPRs.
4302 (assert_loop_rolls_lt): For pointer types, use sizetype when
4303 creating MINUS_EXPR/PLUS_EXPRs.
4304 (number_of_iterations_le): Likewise.
4305 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
4306 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
4307 like PLUS_EXPR and MINUS_EXPR.
4308 * tree-pretty-print.c (dump_generic_node): Handle
4310 (op_prio): Likewise.
4311 (op_symbol_1): Likewise.
4312 * optabs.c (optab_for_tree_code): Likewise.
4313 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
4315 * tree-tailcall.c (process_assignment): Mention
4316 POINTER_PLUS_EXPR in a TODO comment.
4317 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
4318 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
4319 not used with a pointer and an integer type.
4320 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
4321 increment using chrec_convert_rhs instead of chrec_convert.
4322 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
4323 PLUS_EXPR except for the right hand side's type will be
4325 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
4326 (fold_used_pointer_cast): Kill.
4327 (pointer_offset_p): Kill.
4328 (fold_used_pointer): Kill.
4329 (pointer_used_p): Kill.
4330 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
4331 call fold_used_pointer.
4332 (instantiate_parameters_1): Convert the increment
4333 using chrec_convert_rhs instead of chrec_convert.
4334 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
4335 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
4336 instead of PLUS_EXPR.
4337 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
4338 PLUS_EXPR for pointers.
4339 (std_gimplify_va_arg_expr): Likewise.
4340 (fold_builtin_memory_op): Likewise.
4341 (fold_builtin_strstr): Likewise.
4342 (fold_builtin_strchr): Likewise.
4343 (fold_builtin_strrchr): Likewise.
4344 (fold_builtin_strpbrk): Likewise.
4345 (expand_builtin_memory_chk): Likewise.
4346 (fold_builtin_memory_chk): Likewise.
4347 (std_expand_builtin_va_start): Use
4348 sizetype for the call to make_tree and then convert
4349 to the pointer type.
4350 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
4351 instead of PLUS_EXPR for adding to a pointer.
4352 (std_gimplify_va_arg_expr): Use fold_build2 for
4353 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
4354 the operands to sizetype first and then cast the BIT_AND_EXPR
4355 back to the pointer type.
4356 * fold-const.c (build_range_check): Handle pointer types
4358 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
4359 of PLUS_EXPR's. Make sure the offset is converted to
4361 (try_move_mult_to_index): Strip the NOPs from the offset.
4362 Remove code argument and replace all uses with PLUS_EXPR.
4363 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
4364 specially. Don't use a pointer type for MINUS_EXPR.
4365 (fold_unary): Handle for (T1)(X op Y),
4366 only p+ as that is the only as that can be handled for
4367 binary operators now.
4368 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
4370 <case PLUS_EXPR>: Add folding of PTR+INT into
4372 Don't call try_move_mult_to_index.
4373 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
4374 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
4375 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
4376 Don't call try_move_mult_to_index.
4377 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
4378 (tree_expr_nonzero_p): Likewise.
4379 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
4380 of PLUS_EXPR for the complex expression folding.
4381 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
4382 first chrec is a pointer type, then the second should
4383 be sizetype and not the first's type.
4384 For POINTER_PLUS_EXPR, use a different right hand side type.
4385 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4386 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
4387 different right hand side type.
4388 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4389 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
4390 instead of PLUS_EXPR.
4391 When either operand is zero, convert the other operand.
4392 (chrec_apply): Use chrec_convert_rhs
4393 on the argument x instead of chrec_convert.
4394 (reset_evolution_in_loop): For pointer types, the new_evol
4396 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
4397 different right hand side type.
4398 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4399 (chrec_convert_rhs): New function.
4400 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
4401 different right hand side type.
4402 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4403 * tree-chrec.h (chrec_convert_rhs): New prototype.
4404 (build_polynomial_chrec): For pointer types, the right hand
4405 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
4406 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
4407 Remove subtraction case as it is always addition now.
4408 Make sure the offset is converted to sizetype.
4409 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
4410 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
4411 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
4412 PLUS_EXPR in pointer type.
4413 Handle POINTER_PLUS_EXPR.
4414 (tree_to_aff_combination): Likewise.
4415 (force_expr_to_var_cost): Likewise.
4416 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
4417 instead of PLUS_EXPR for pointers.
4418 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
4419 instead of PLUS_EXPR of pointer types.
4420 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
4422 (check_va_list_escapes): Likewise.
4423 (check_all_va_list_escapes): Likewise.
4424 * dwarf2out.c (loc_descriptor_from_tree_1):
4425 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
4426 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
4427 (string_constant): Likewise.
4428 * tree-ssa-address.c (tree_mem_ref_addr): When adding
4429 the offset to the base, use POINTER_PLUS_EXPR.
4430 (add_to_parts): Convert the index to sizetype.
4431 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
4432 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
4433 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
4434 Offset only holds something for PLUS_EXPR.
4435 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
4437 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
4439 (analyze_accesses_for_modify_stmt): Likewise.
4440 Remove comment about the type being integral type as it is
4442 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
4444 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
4446 Correct the type which the artimentic is done in (is now
4449 * tree-data-ref.c (split_constant_offset): Handle
4451 * tree-affine.c (tree_to_aff_combination): Likewise.
4452 * c-typeck.c (build_unary_op): For pointers create the increment
4453 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
4455 * gimplify.c (gimplify_self_mod_expr): Create a
4456 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4457 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
4458 * tree.def (POINTER_PLUS_EXPR): New tree code.
4459 * tree-predcom.c (ref_at_iteration): If we have a pointer
4460 type do the multiplication in sizetype.
4461 * tree-mudflap.c (mf_xform_derefs_1): Create a
4462 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4463 * tree-ssa-forwprop.c
4464 (forward_propagate_addr_into_variable_array_index):
4465 Don't expect there to be a cast for the index as that
4466 does not exist anymore.
4467 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
4468 instead of PLUS_EXPR.
4469 Don't check for the first operand of the POINTER_PLUS_EXPR
4470 was the index as it cannot be.
4471 Call forward_propagate_addr_into_variable_array_index with
4472 the SSA_NAME instead of the statement.
4473 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
4474 (compare_constant): Likewise.
4475 (copy_constant): Likewise.
4476 (compute_reloc_for_constant): Likewise.
4477 (output_addressed_constants): Likewise.
4478 (initializer_constant_valid_p): Likewise.
4479 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
4480 Convert the MIN/MAX of the inner type to the outer
4481 type before comparing them.
4482 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
4483 POINTER_PLUS_EXPR instead of PLUS_EXPR.
4484 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
4485 of PLUS_EXPR for pointers.
4486 * tree-inline.c (estimate_num_insns_1): Handle
4488 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4489 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4490 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
4491 instead of PLUS_EXPR for the pointer increment statement.
4492 (vect_update_ivs_after_vectorizer): For pointer types, create
4493 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
4494 MULT_EXPR in sizetype.
4495 (vect_gen_niters_for_prolog_loop): Add a cast when creating
4497 * tree-object-size.c (plus_expr_object_size): Handle
4498 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
4499 code which is trying to figure out which side is a pointer and
4501 (check_for_plus_in_loops_1): Likewise.
4502 (check_for_plus_in_loops): Likewise.
4503 * c-common.c (pointer_int_sum): Create a
4504 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4505 * tree-ssa-structalias.c (handle_ptr_arith): Handle
4506 only POINTER_PLUS_EXPR. Removing all the extra
4507 code which is trying to figure out which side is a pointer and
4509 * tree-cfg.c (verify_expr): Add extra checking for pointers and
4510 PLUS_EXPR and MINUS_EXPR.
4511 Also add checking to make sure the operands of POINTER_PLUS_EXPR
4513 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
4514 with make_tree, instead of a pointer type.
4515 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
4516 for pointers instead of PLUS_EXPR.
4517 (s390_gimplify_va_arg): Likewise.
4518 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
4519 instead of PLUS_EXPR when doing addition on pointer
4520 types. Use sizetype for the second operand.
4521 (spu_gimplify_va_arg_expr): Likewise.
4522 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
4523 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
4524 a pointer. Don't create a BIT_AND_EXPR for pointer types.
4525 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
4526 for the pointer addition and also use size_int/sizetype
4528 (ix86_gimplify_va_arg): Likewise.
4529 Perform BIT_AND_EXPR on sizetype arguments.
4530 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
4531 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
4532 for the pointer additions and also use size_int for the offsets.
4533 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
4534 additions and also use size_int for the offsets. Perform
4535 BIT_AND_EXPR on sizetype arguments.
4536 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
4537 POINTER_PLUS_EXPR for pointers and create the
4538 BIT_AND_EXPR in sizetype.
4539 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
4540 instead of PLUS_EXPR for pointer addition.
4541 (rs6000_va_start): Likewise.
4542 Also use sizetype for the offset.
4543 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
4544 as PLUS_EXPR/MINUS_EXPR.
4545 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
4546 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
4547 Don't use BIT_AND_EXPR on a pointer type, convert the
4548 expression to sizetype first.
4549 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
4551 (mips_gimplify_va_arg_expr): Likewise.
4552 Don't create BIT_AND_EXPR in a pointer type.
4554 2007-06-15 Eric Christopher <echristo@apple.com>
4556 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
4557 (x86_64-*-darwin*): Ditto.
4558 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
4561 2007-06-15 Matthew Wilcox <matthew@wil.cx>
4563 * doc/extend.texi: Document behavior of __attribute__((aligned))
4566 2007-06-15 Mark Mitchell <mark@codesourcery.com>
4568 * rtlanal.c (note_stores): Improve documentation.
4570 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
4572 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
4573 LOCAL_LABEL_PREFIX): Delete.
4574 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
4575 (bfin_internal_label): Delete.
4577 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
4579 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
4580 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
4581 otherwise define to LIBGCC2_TF_CEXT.
4582 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
4583 (LIBGCC_TF_CEXT): Ditto.
4586 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
4588 PR rtl-optimization/32339
4589 * df-scan.c (df_uses_record): Don't modify flags but just add to
4590 it for df_ref_record.
4592 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
4594 * tree-mudflap.c: Fix whitespace issues.
4596 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
4598 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
4600 2007-06-14 Eric Christopher <echristo@apple.com>
4602 * config/i386/sse.md (movdi_to_sse): Rewrite body.
4603 (movv4sf): Use gcc_unreachable instead of abort.
4605 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
4608 * config/i386/sfp-machine.h (CMPtype): New define.
4609 (mach stubs): Use CMPtype instead of int as a return type.
4611 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
4613 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
4614 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
4615 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
4616 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
4617 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
4618 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
4619 config/soft-fp/soft-fp.h: Update from glibc CVS.
4621 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
4623 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
4625 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
4628 * config/v850/v850.c: Include dataflow header file.
4629 (substitute_ep_register): Fix typo.
4631 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4633 * configure.ac: Fix earlier checkin.
4634 * configure: Regenerated.
4636 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4638 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
4639 * aclocal.m4: Regenerate.
4640 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
4641 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
4642 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
4643 * configure: Regenerate.
4644 * Makefile.in (LOOSE_WARN): Subst loose_warn.
4646 * Makefile.in (quickstrap): Build libgcc too.
4648 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4650 * configure.ac: Add --enable-checking=df. Explicitly mention that
4651 the variables are initialized as for "release".
4652 * df-core.c: Use it.
4653 * configure: Regenerate.
4654 * config.in: Regenerate.
4656 2007-06-14 Bob Wilson <bob.wilson@acm.org>
4658 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
4659 validate_replace_rtx instead of replace_rtx.
4660 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
4662 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
4664 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
4665 (DWARF2_UNWIND_INFO): Override default if configured with
4667 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
4668 (ENDFILE_SPEC): Add crtend.o.
4669 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
4670 (ENDFILE_SPEC): Add crtend.o.
4671 (TARGET_USE_JCR_SECTION): Define.
4672 (MD_UNWIND_SUPPORT): Define for 32-bit target.
4674 * config/i386/cygming-crtbegin.c: New file.
4675 * config/i386/cygming-crtend.c: New file.
4677 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
4679 * config/i386/w32-unwind.h: New file.
4681 2007-06-13 Eric Christopher <echristo@apple.com>
4683 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
4684 the user set a value below STACK_BOUNDARY.
4686 2007-06-13 Thiemo Seufer <ths@networkno.de>
4688 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
4689 imply -lpthread for -pthread.
4691 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
4693 * basic-block.h: Remove the prototype for
4694 free_basic_block_vars.
4695 * cfglayout.h: Remove the prototype for
4696 insn_locators_initialize.
4697 * tree.h: Remove the prototype for emit_line_note.
4699 * tree-ssa-pre.c (mergephitemp): Remove.
4700 (init_pre): Don't use mergephitemp.
4702 2007-06-13 Eric Christopher <echristo@apple.com>
4704 * config/i386/i386.c (override_options): If we've specified
4705 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
4707 2007-06-13 Bob Wilson <bob.wilson@acm.org>
4709 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
4712 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
4714 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
4715 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
4716 (eh_store_handler): New pattern.
4717 (eh_return): Emit it instead of a plain move.
4719 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
4721 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
4722 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
4723 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
4726 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
4728 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
4729 (find_next_insn_start, find_load): New functions.
4730 (bfin_reorg): Use them to deal with the fact that parallel insns are
4731 no longer represented as a SEQUENCE.
4733 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4735 * config/sparc/sparc.c (sparc_override_options): Initialize
4738 2007-06-13 Dave Korn <dave.korn@artimi.com>
4740 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
4743 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
4745 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
4746 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
4747 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
4748 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
4749 tree-vect-transform.c: Fix comment typos. Follow spelling
4752 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
4754 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
4755 to the exit block use set.
4756 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
4757 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
4758 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
4760 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
4762 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
4763 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
4764 to indicate an error.
4765 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
4767 (dbg_cnt_process_opt): Print an error on a bad argument.
4768 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
4769 * common.opt (-fdbg-cnt-list): New.
4770 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
4772 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
4774 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
4775 flag on ref-all pointers.
4777 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4780 * expr.c (expand_expr_addr_expr_1): Call expand_expr
4781 for the offset with the modifier as EXPAND_INITIALIZER
4782 if the modifier is EXPAND_INITIALIZER.
4783 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
4784 a register if we had an overflow.
4786 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4788 * real.c (real_isfinite): New.
4789 (real_sqrt): Use it.
4790 * real.h (real_isfinite): New.
4791 * builtins.c: Use it.
4793 2007-06-12 Ian Lance Taylor <iant@google.com>
4794 Daniel Berlin <dberlin@dberlin.org>
4797 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
4798 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
4799 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
4800 (DECL_NO_TBAA_P): Define.
4801 (struct tree_decl_common): Add no_tbaa_flag field.
4802 * tree-ssa-structalias.c (struct variable_info): Add
4803 no_tbaa_pruning field.
4804 (new_var_info): Initialize no_tbaa_pruning field.
4805 (unify_nodes): Copy no_tbaa_pruning field.
4806 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
4807 (dump_solution_for_var): Print no_tbaa_pruning flag.
4808 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
4810 (compute_tbaa_pruning): New static function.
4811 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
4812 Call compute_tbaa_pruning.
4813 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
4814 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
4815 * gimple-low.c (lower_stmt): Likewise.
4816 * tree-gimple.c (is_gimple_stmt): Likewise.
4817 * tree-ssa-operands.c (get_expr_operands): Likewise.
4818 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4819 * tree-inline.c (estimate_num_insns_1): Likewise.
4820 (copy_result_decl_to_var): Likewise.
4821 * expr.c (expand_expr_real_1): Likewise.
4822 * tree-pretty-print.c (dump_generic_node): Likewise.
4823 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
4824 * omp-low.c (omp_copy_decl_2): Likewise.
4825 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
4826 * doc/c-tree.texi (Expression trees): Document
4827 CHANGE_DYNAMIC_TYPE_EXPR.
4829 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4831 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
4832 with !HONOR_NANS and !HONOR_INFINITIES.
4833 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
4835 2007-06-12 Tristan Gingold <gingold@adacore.com>
4837 * gcov.c: Comments updated.
4838 (source_info): Add file_time field.
4839 (source_index): New variable.
4840 (mutiple_files): New variable.
4841 (generate_results): New function extracted from process_file.
4842 (process_file): Save and restore chain of functions, generate
4843 results and free structures only if not merging results.
4844 (release_structures): File names are now freed in create_file_names
4845 (create_file_names): Free previous file names.
4846 (find_source): File date is now read here and modifications in
4847 source files is checked here.
4848 (read_graph_file): Only reverse order of functions for the current
4850 (make_gcov_file_name): Do not generate long names if input_name is
4852 (output_lines): If merging results do not display graph, data and
4854 Checking source file modification is done in find_source.
4856 * doc/gcov.texi: Append an s to sourcefile.
4858 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
4860 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
4861 (forced_nop): New pattern.
4862 * config/bfin/bfin.c: Include "df.h".
4863 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
4864 (bfin_discover_loop): Use df_get_live_in instead of
4865 global_live_at_start.
4866 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
4867 df_analyze when done.
4868 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
4869 the insns. Use QImode for the final insn in a bundle. Call
4870 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
4872 (reorder_var_tracking_notes): New function.
4873 (bfin_reorg): Pass no argument to split_all_insns. Don't call
4874 update_life_info. Call df_analyze after scheduling and bundle
4875 generation. Call reorder_var_tracking_notes if generating these
4876 notes. Call df_finish_pass at the end.
4878 2007-06-12 Dirk Mueller <dmueller@suse.de>
4880 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
4881 a comparison, not an assignment.
4883 2007-06-12 Olivier Hainque <hainque@adacore.com>
4885 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
4886 Request walking the subtrees only, leaving the current is_lhs/val_only
4888 (convert_non_local_reference): Likewise.
4890 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
4892 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
4894 2007-06-12 Richard Guenther <rguenther@suse.de>
4896 PR tree-optimization/15353
4897 PR tree-optimization/31657
4898 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
4899 * timevar.def: Add TV_TREE_IFCOMBINE.
4900 * tree-pass.h (pass_tree_ifcombine): Declare.
4901 * tree-ssa-ifcombine.c: New file.
4902 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
4903 * tree-flow.h (blocks_in_phiopt_order): Declare.
4904 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
4905 (tree-ssa-ifcombine.o): New dependencies.
4907 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
4909 PR rtl-optimization/32293
4910 * combine.c (simplify_if_then_else): Truncate return from
4911 nonzero_bits() to correct mode.
4913 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
4915 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
4916 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
4918 2007-06-11 Diego Novillo <dnovillo@google.com>
4920 * Makefile.in (reload1.o-warn): Remove.
4922 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
4924 * combine.c (subst): Use reg_overlap_mentioned_p
4925 instead of comparing register numbers directly.
4927 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4929 * reload1.c (mark_home_live_1): Use the mode parameter.
4931 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4933 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
4934 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
4938 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
4940 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
4942 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4944 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
4945 from integer registers.
4946 (FP mode splitters): Handle TFmode.
4948 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
4950 * tree-ssa-structalias.c (find_what_p_points_to): Return false
4951 for ref-all pointers that point-to anything.
4953 2007-06-11 Joseph Myers <joseph@codesourcery.com>
4955 * config/arm/arm.c (arm_output_dwarf_dtprel,
4956 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
4958 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
4960 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
4961 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
4964 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
4966 * gcc/tree.c (signed_or_unsigned_type_for): New.
4967 (unsigned_type_for): Use signed_or_unsigned_type_for.
4968 (signed_type_for): Use signed_or_unsigned_type_for.
4969 * gcc/tree.h (signed_or_unsigned_type_for): New.
4970 (get_signed_or_unsigned_type): Remove.
4971 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
4972 lang_hooks.types.signed_type
4973 (size_diffop): Likewise.
4974 (all_ones_mask_p): Likewise.
4975 (build_range_check): Likewise.
4976 (fold_cond_expr_with_comparison): Likewise.
4977 (fold_cond_expr_with_comparison): Likewise.
4978 (unextend): Likewise.
4979 (extract_muldiv_1): Likewise.
4980 (fold_single_bit_test_into_sign_test): Likewise.
4981 (fold_binary): Likewise.
4982 (fold_ternary): Likewise.
4983 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
4984 instead of get_signed_or_unsigned_type.
4985 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
4986 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
4987 * gcc/expr.c (signed_or_unsigned_type_for): Use
4988 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
4989 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
4990 (lhd_signed_or_unsigned_type): Remove.
4991 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
4992 signed_or_unsigned_type.
4993 (lhd_signed_or_unsigned_type): Remove.
4994 * gcc/expmed.c (make_tree): Use signed_type_for instead of
4995 lang_hooks.types.signed_type.
4996 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
4997 c_common_signed_type instead of lang_hooks.types.signed_type.
4998 (c_common_unsigned_type): New.
4999 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
5000 (shorten_compare): Use c_common_unsigned_type instead of
5001 c_common_signed_or_unsigned_type.
5002 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
5004 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
5005 lang_hooks.types.signed_type.
5006 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
5007 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
5008 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
5009 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
5010 instead of unsigned_type_for.
5011 * gcc/c-decl.c (groakdeclarator): Likewise.
5012 * gcc/c-typeck.c (convert_for_assignment): Likewise.
5013 * gcc/c-common.h (c_common_unsigned_type): New.
5015 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5018 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
5019 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
5021 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5024 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
5025 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
5027 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
5028 Sebastian Pop <sebpop@gmail.com>
5030 * lambda-code.c (remove_iv): New.
5031 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
5033 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
5035 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
5036 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
5037 * tree-ssa-loop-prefetch.c: Include optabs.h.
5038 (FENCE_FOLLOWING_MOVNT): New macro.
5039 (struct mem_ref): Add independent_p and storent_p fields.
5040 (record_ref): Initalize the new fields.
5041 (gather_memory_references_ref): Return true if the reference
5043 (gather_memory_references): Check whether all memory accesses
5044 in loop were recorded.
5045 (should_issue_prefetch_p): Return false for nontemporal stores.
5046 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
5047 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
5048 (determine_loop_nest_reuse): Detect independent memory references.
5049 (loop_prefetch_arrays): Call mark_nontemporal_stores.
5050 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
5051 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
5052 * config/i386/i386.h (x86_mfence): Declare.
5053 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
5054 * config/i386/i386.c (x86_mfence): New variable.
5055 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
5057 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
5058 * optabs.c (init_optabs): Initialize storent_optab.
5059 * optabs.h (enum optab_index): Add OTI_storent.
5060 (storent_optab): Declare.
5061 * genopinit.c (optabs): Add initialization for storent_optab.
5062 * tree.h (MOVE_NONTEMPORAL): New macro.
5063 * expr.c (expand_assignment, store_expr, store_constructor_field,
5064 store_constructor, store_field, expand_expr_real_1): Propagate
5065 nontemporality of the expanded store.
5066 (emit_storent_insn): New function.
5067 * expr.h (expand_assignment, store_expr): Declaration changed.
5068 * function.c (assign_parm_setup_reg): Pass false as nontemporality
5069 to expand_assignment.
5070 * stmt.c (expand_asm_expr): Ditto.
5071 * calls.c (initialize_argument_information): Pass false as
5072 nontemporality to store_expr.
5073 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
5076 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
5078 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
5080 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
5082 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
5084 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
5085 and allow DECL_P here.
5087 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
5089 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
5090 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
5091 track of the size of the expression.
5092 * cfghooks.c (merge_blocks): Remove block from loops structure only
5093 after call of the merge_blocks hook.
5095 2007-06-09 Tom Tromey <tromey@redhat.com>
5097 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
5098 (deprecated_state): Removed.
5099 (start_decl): Update.
5100 (enum deprecated_states): Moved earlier.
5101 (groktypename): Update.
5102 (push_parm_decl): Likewise.
5103 (grokfield): Likewise.
5104 (start_function): Likewise.
5106 2007-06-09 Ian Lance Taylor <iant@google.com>
5108 PR tree-optimization/32169
5109 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
5110 CONVERT_EXPR, check whether min and max both converted to an
5111 overflow infinity representation.
5113 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
5115 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
5116 not inserted on the edge.
5118 2007-06-08 Bob Wilson <bob.wilson@acm.org>
5120 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
5121 instructions if they are supported.
5122 (__divsi3, __umodsi3, __modsi3): Likewise.
5123 (__ashldi3, __ashrdi3, __lshrdi3): New.
5124 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
5126 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
5127 Tony Linthicum <tony.linthicum@amd.com>
5129 * doc/invoke.texi: Add fvect-cost-model flag.
5130 * common.opt (fvect-cost-model): New flag.
5131 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
5132 cost fields in stmt_vec_info struct for STMT.
5133 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
5134 fields in stmt_vec_info struct and access functions for the same.
5135 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
5136 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
5137 load, store and vector to scalar operation.
5138 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
5139 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
5140 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
5141 (TARG_VEC_STORE_COST): Define cost of vector store.
5142 (vect_estimate_min_profitable_iters): Define new function.
5143 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
5144 check to evaluate if loop iterations are less than minimum profitable
5145 iterations determined by cost model or minimum vect loop bound defined
5146 by user, whichever is more conservative.
5147 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
5148 run-time check to evaluate if loop iterations are less than minimum
5149 profitable iterations determined by cost model or minimum vect loop
5150 bound defined by user, whichever is more conservative.
5151 (vect_estimate_min_profitable_iterations): New function to estimate
5152 mimimimum iterartions required for vector version of loop to be
5153 profitable over scalar version.
5154 (vect_model_reduction_cost): New function.
5155 (vect_model_induction_cost): New function.
5156 (vect_model_simple_cost): New function.
5157 (vect_cost_strided_group_size): New function.
5158 (vect_model_store_cost): New function.
5159 (vect_model_load_cost): New function.
5160 (vectorizable_reduction): Call vect_model_reduction_cost during
5162 (vectorizable_induction): Call vect_model_induction_cost during
5164 (vectorizable_load): Call vect_model_load_cost during analysis phase.
5165 (vectorizable_store): Call vect_model_store_cost during analysis phase.
5166 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
5167 vectorizable_promotion, vectorizable_demotion): Call
5168 vect_model_simple_cost during analysis phase.
5170 2007-06-08 Simon Baldwin <simonb@google.com>
5172 * reg-stack.c (get_true_reg): Readability change. Moved default case
5173 label into direct switch statement scope.
5175 2007-06-08 Simon Baldwin <simonb@google.com>
5177 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
5178 in gcc_assert() with '==' comparison.
5180 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5182 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
5183 TARGET_ABM handling of x86_popcnt variable.
5185 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5187 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
5188 __builtin_copysignq and __builtin_infq built-in functions.
5190 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5192 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
5193 SSE4.2 section. Correct built-in function names in SSE4A section.
5195 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5197 PR tree-optimization/32243
5198 * tree-vect-transform.c (vectorizable_type_promotion): Move check
5199 for ncopies after ratio check between nunits_out and nunits_in.
5200 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
5202 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
5204 PR tree-optimization/32224
5205 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
5206 vectorization upon a non GIMPLE_MODIFY_STMT.
5208 2007-06-08 Christian Bruel <christian.bruel@st.com>
5211 * config/sh/sh.md (doloop_end): New pattern and splitter.
5212 * loop-iv.c (simple_rhs_p): Check for hardware registers.
5214 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
5217 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
5219 (verify_dominators): Do not change dominance tree.
5221 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5223 * config/sh/constraints.md: New file.
5224 * config/sh/sh.c: Include tm-constrs.h.
5225 (reg_class_from_letter): Remove.
5226 (prepare_cbranch_operands): Use satisfies_constraint_*
5227 function instead of macro.
5228 (andcosts, broken_move, sh_secondary_reload): Likewise.
5229 * config/sh/predicates.md (trapping_target_operand): Likewise.
5230 (and_operand, arith_operand, arith_reg_or_0_operand,
5231 cmp_operand, logical_operand, target_operand,
5232 ua_address_operand, ua_offset, xor_operand): Likewise.
5233 * config/sh/sh.md: Include constraints.md.
5234 (*movsicc_t_false): Use satisfies_constraint_* function
5236 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
5237 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
5238 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
5239 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
5240 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
5241 (REG_CLASS_FROM_CONSTRAINT): Remove.
5242 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
5243 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
5244 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
5245 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
5246 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
5247 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
5248 function instead of macro.
5249 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
5250 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
5251 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
5252 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
5253 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
5254 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
5255 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
5256 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
5257 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
5258 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
5259 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
5260 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
5261 EXTRA_CONSTRAINT_STR): Likewise.
5262 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
5264 2007-06-07 Geoffrey Keating <geoffk@apple.com>
5266 * config/i386/darwin.h (STACK_BOUNDARY): Define.
5268 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
5271 * c-common.h (flag_cpp0x): Replaced by...
5272 (cxx_dialect): ... this new variable specifying the C++ dialect that
5274 * c-common.c (flag_cpp0x): Removed.
5275 (cxx_dialect): Defined.
5276 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
5278 * c-opts.c (c_common_post_options): Likewise.
5279 (set_std_cxx98): Set cxx_dialect to cxx98.
5280 (set_std_cxx0x): Set cxx_dialect to cxx0x.
5282 2007-06-07 Geoffrey Keating <geoffk@apple.com>
5283 Hui-May Chang <hm.chang@apple.com>
5285 * doc/invoke.texi (Darwin Options): Update documentation for
5286 -mmacosx-version-min.
5287 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
5288 * config/darwin-driver.c: New file.
5289 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
5290 * config/t-darwin (darwin-driver.o): New rule.
5292 * config/darwin-c.c (version_as_macro): Ignore low digit.
5294 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
5296 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
5297 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
5298 (CSGNMODE): New mode macro.
5299 (CSGNVMODE): New mode attribute.
5300 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
5301 expander using CSGNMODE mode macro. Handle TFmode.
5302 (copysign<mode>3_const): Rename from copysignsf3_const and
5303 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
5305 (copysign<mode>3_var): Rename from copysignsf3_var and
5306 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
5308 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
5309 mode macro. Handle TFmode.
5310 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
5311 (iortf3, *iortf3): Ditto.
5312 (xortf3, *xortf3): Ditto.
5313 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
5314 TFmode and TImode masks.
5315 (ix86_expand_copysign): Expand TFmode copysign insn.
5316 (IX86_BUILTIN_INFQ): New.
5317 (IX86_BUILTIN_FABSQ): Ditto.
5318 (IX86_BUILTIN_COPYSIGNQ): Ditto.
5319 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
5320 [__builtin_fabsq]: Ditto.
5321 [__builtin_copysignq]: Ditto.
5322 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
5323 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
5324 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
5325 ix86_expand_binop_builtin().
5327 2007-06-07 Bob Wilson <bob.wilson@acm.org>
5329 * config/xtensa/lib1funcs.asm: Clean up whitespace.
5331 2007-06-07 Steve Ellcey <sje@cup.hp.com>
5334 * rtl.h (push_to_sequence2): New.
5335 * emit-rtl.c (push_to_sequence2): New.
5336 * function.c (assign_parm_data_all): Add new fields.
5337 (assign_parm_setup_block): Call push_to_sequence2 instead of
5339 (assign_parm_setup_reg): Ditto.
5340 (assign_parm_setup_stack): Ditto.
5341 (assign_parms_unsplit_complex): Ditto.
5342 (assign_parms): Change field name.
5344 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
5346 PR tree-optimization/32220
5347 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
5348 phi node is reached before defining statement.
5350 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5353 * tree-vect-transform.c (vectorizable_call): Call update_stmt
5354 after changing the right hand side of the assignment.
5356 2007-06-06 Eric Christopher <echristo@apple.com>
5358 * config.gcc (i?86-*-darwin*): Remove arch parameter.
5359 (x86_64-*-darwin*): Ditto.
5360 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
5361 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
5363 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5365 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
5367 (add_key): Likewise.
5368 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
5369 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
5371 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
5373 (add_cost_one_coalesce): Likewise.
5374 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
5375 variable names. Rename orig to orig_name for consistency.
5376 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
5378 (cprop_into_successor_phis): Avoid using C++ keywords as variable
5380 (record_equivalences_from_stmt): Likewise.
5381 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
5382 the coding conventions.
5383 (memory_ssa_name_same): Likewise.
5384 (dse_optimize_stmt): Likewise.
5385 (dse_record_phis): Likewise.
5386 (dse_finalize_block): Likewise.
5387 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
5388 keywords as variable names.
5389 (may_move_till): Cast according to the coding conventions.
5390 (force_move_till_expr): Avoid using C++ keywords as variable names.
5391 (force_move_till): Cast according to the coding conventions.
5392 (memref_hash): Likewise.
5393 (memref_eq): Likewise.
5394 (gather_mem_refs_stmt): Likewise.
5395 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
5396 using C++ keywords as variable names.
5397 (idx_find_step): Cast according to the coding conventions.
5398 (idx_record_use): Likewise.
5399 (find_depends): Likewise.
5400 (prepare_decl_rtl): Likewise.
5401 (mbc_entry_hash): Likewise.
5402 (mbc_entry_eq): Likewise.
5403 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
5404 (simplify_replace_tree): Avoid using C++ keywords as variable names.
5405 (idx_infer_loop_bounds): Cast according to the coding conventions.
5406 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
5407 * tree-ssa-math-opts.c (occ_new ): Likwise.
5408 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
5410 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
5412 (add_use_op): Likewise.
5413 (add_vop): Likewise.
5414 (add_vuse_op): Likewise.
5415 (add_vdef_op): Likewise.
5416 (get_expr_operands): Likewise.
5417 (push_stmt_changes): Use type safe memory macros.
5418 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
5419 keywords as variable names.
5420 (conditional_replacement): Likewise.
5421 (minmax_replacement): Likewise.
5422 (abs_replacement): Likewise.
5423 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
5425 (insert_fake_stores): Avoid using C++ keywords as variable names.
5426 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
5428 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
5429 (heapvar_insert): Use type safe memory macros.
5430 (new_var_info): Cast according to the coding conventions.
5431 (new_constraint): Likewise.
5432 (remove_preds_and_fake_succs): Use type safe memory macros.
5433 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
5435 (thread_single_edge): Likewise.
5436 (thread_through_loop_header): Likewise.
5438 2007-06-06 Eric Christopher <echristo@apple.com>
5440 * config/i386/i386.c (override_options): Move handling
5441 of TARGET_SUBTARGET* earlier.
5443 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
5445 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
5448 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
5450 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
5451 emited outside of basic block.
5452 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
5454 * rtl.h (delete_insn_chain): Declaration changed.
5455 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
5457 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
5458 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
5459 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
5460 to delete_insn_chain.
5461 (rtl_verify_flow_info_1): Verify that the insns in header and footer
5462 do not have bb field set.
5463 (rtl_verify_flow_info): Verify that insns between basic blocks do not
5465 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
5466 * cfgcleanup.c (try_optimize_cfg): Ditto.
5468 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5470 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
5471 (lambda_body_vector_new): Use type safe memory macros.
5472 (lambda_linear_expression_new): Likewise.
5473 (lambda_loopnest_new): Likewise.
5474 (lambda_lattice_new): Likewise.
5475 (replace_uses_equiv_to_x_with_y): Cast according to the coding
5476 conventions. Use type safe memory macros.
5477 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
5478 (lambda_body_vector_s): Likewise.
5479 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
5480 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
5482 2007-06-06 Richard Guenther <rguenther@suse.de>
5484 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
5485 if we need to schedule cfg_cleanup.
5486 (tree_ssa_forward_propagate_single_use_vars): Do so.
5488 2007-06-06 Ian Lance Taylor <iant@google.com>
5490 * fold-const.c (merge_ranges): If range_successor or
5491 range_predecessor fail, just return 0.
5493 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5495 PR tree-optimization/32216
5496 * tree-vectorizer.c (supportable_widening_operation): Determine
5497 signedness of FIX_TRUNC_EXPR from output operand.
5498 (supportable_narrowing_operation): Ditto.
5499 * tree-vect-generic.c (expand_vector_operations_1): Determine
5500 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
5503 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5505 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
5506 (struct pta): ...from here. Change flags to unsigned to avoid
5507 excessive casting (as it is used as a bit mask).
5508 (override_options): Add casts according to the coding convenventions.
5509 (x86_64_elf_unique_section): Likewise.
5510 (examine_argument): Avoid using C++ keywords as variable names.
5511 (construct_container): Likewise.
5512 (legitimize_pic_address): Likewise.
5513 (get_dllimport_decl): Cast according to the coding conventions. Use
5514 type safe memory macros.
5515 (legitimize_address): Cast according to the coding conventions.
5516 (emit_i387_cw_initialization): Corrected the type of slot to enum
5518 (ix86_init_machine_status): Use type safe memory macros.
5519 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
5520 (bdesc_pcmpistr): Likewise.
5521 (bdesc_crc32): Likewise.
5522 (bdesc_sse_3arg): Likewise.
5523 (bdesc_2arg): Likewise.
5524 (bdesc_1arg): Likewise.
5525 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
5526 (ix86_expand_sse_pcmpistr): Likewise.
5527 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
5528 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
5529 int to match the langhook definition.
5530 (ix86_builtin_conversion): Change the type of code to unsigned init to
5531 match the langhook definition.
5532 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
5534 (ix86_preferred_output_reload_class): Likewise.
5535 (ix86_cannot_change_mode_class): Likewise.
5536 (ix86_memory_move_cost): Likewise.
5537 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
5538 avoid excessive casting later on.
5539 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
5541 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5543 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
5544 as flags setting insn.
5545 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
5547 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5549 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
5550 (UNSPEC_ROUND): New.
5551 ("sse4_1_round<mode>2"): New insn pattern.
5552 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
5554 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
5555 expander using SSEMODEF mode macro. Expand using
5556 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5557 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
5558 expander using SSEMODEF mode macro. Expand using
5559 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5560 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
5561 expander using SSEMODEF mode macro. Expand using
5562 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5563 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
5564 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
5565 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
5568 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
5569 Sebastian Pop <sebpop@gmail.com>
5571 * lambda.h (build_linear_expr): New.
5572 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
5573 Use build_linear_expr, call fold and force_gimple_operand.
5574 (lambda_loopnest_to_gcc_loopnest): Check that there is
5575 something to insert.
5576 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
5578 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
5580 PR preprocessor/23479
5581 * doc/extend.texi: Document the 0b-prefixed binary integer
5584 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5586 PR tree-optimization/32215
5587 * tree-vectorizer.c (supportable_widening_operation): Return false
5588 for unsupported FIX_TRUNC_EXPR tree code.
5589 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
5591 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
5593 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
5594 register on SPE targets. Change documentation to reflect
5596 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
5597 Change FIXED_SCRATCH to 14 and document why we're keeping r14
5598 out of the register allocation pool.
5599 (rs6000_reg_live_or_pic_offset_p): New function.
5600 (rs6000_emit_prologue): Move the actual saving of LR up to free
5601 r0 for holding r11. Split saving of SPE 64-bit registers into
5602 its own case. Ensure that offsets will always be in-range for
5603 'evstdd' by using r11 as a scratch register to point at the start
5604 of the SPE save area. Save r11 if necessary, as it is the static
5606 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
5607 into its own case. Ensure that offsets will always be in-range
5608 for 'evldd' by using r11 as a scratch register to point at the
5609 start of the SPE save area. Also adjust r11 when restoring
5610 the stack pointer to compensate for pre-loading r11.
5612 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
5614 * cfg.c (init_flow): Use type safe memory macros.
5615 (alloc_block): Likewise.
5616 (unchecked_make_edge): Likewise.
5617 (dump_flow_info): Avoid using C++ keywords as variable names.
5618 (copy_original_table_clear): Cast according to the coding conventions.
5619 (copy_original_table_set): Likewise.
5620 * cfgexpand (label_rtx_for_bb): Likewise.
5621 (expand_gimple_basic_block): Likewise.
5622 * cfghooks.c (dump_bb): Likewise.
5623 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
5625 (lv_add_condition_to_bb): Likewise.
5626 * cfglayout (relink_block_chain): Cast according to the coding
5628 (fixup_reorder_chain): Likewise.
5629 (fixup_fallthru_exit_predecessor): Likewise.
5630 * cfgloop.c (glb_enum_p): Likewise.
5631 (get_exit_description): Likewise.
5632 (dump_recorded_exit): Likewise.
5633 * cfgloop.h (enum loop_estimation): Move out of struct scope...
5634 (struct loop): ... from here.
5635 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
5637 * cfgrtl.c (rtl_create_basic_block): Likewise.
5638 (rtl_split_block): Likewise.
5639 (rtl_dump_bb): Likewise.
5640 (cfg_layout_split_block): Likewise.
5641 (init_rtl_bb_info): Use typesafe memory macros.
5643 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
5644 * graphds.h: Updated all usages of edge to graph_edge.
5645 * graphds.c: Likewise.
5646 * cfgloopanal.c: Likewise.
5648 2007-06-05 Ian Lance Taylor <iant@google.com>
5650 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
5651 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
5652 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
5654 (test_for_singularity): Likewise.
5656 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
5658 * config/i386/constraints.md ("Y2"): Replaced by ...
5660 * config/i386/i386.md: Likewise.
5661 * config/i386/mmx.md: Likewise.
5662 * config/i386/sse.md: Likewise.
5664 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
5666 * config/i386/constraints.md ("z"): Replaced by ...
5668 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
5669 (sse4_1_blendvps): Likewise.
5670 (sse4_1_pblendvb): Likewise.
5671 (sse4_2_pcmpestr): Likewise.
5672 (sse4_2_pcmpestrm): Likewise.
5673 (sse4_2_pcmpestr_cconly): Likewise.
5674 (sse4_2_pcmpistr): Likewise.
5675 (sse4_2_pcmpistrm): Likewise.
5676 (sse4_2_pcmpistr_cconly): Likewise.
5678 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
5680 * matrix-reorg.c (transform_access_sites): Fix computation.
5681 (transform_allocation_sites): Same.
5683 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5685 * config/i386/i386.c (override_options): Use
5686 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
5688 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5690 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
5691 (nonimm_not_xmm0_operand): Ditto.
5692 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
5693 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
5694 as operand[2] predicate. Require "z" class XMM register for
5695 operand[3]. Adjust asm template.
5696 ("sse4_1_blendvpd"): Ditto.
5697 ("sse4_1_pblendvb"): Ditto.
5698 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
5699 force op2 into xmm0 register for variable blend instructions.
5701 2007-06-04 Tom Tromey <tromey@redhat.com>
5703 * c-tree.h (start_enum): Update.
5704 (build_enumerator): Likewise.
5705 * c-decl.c (enum_next_value): Removed.
5706 (enum_overflow): Likewise.
5707 (start_enum): Add c_enum_contents argument. Don't use globals.
5708 (build_enumerator): Likewise.
5709 * c-tree.h (struct c_enum_contents): New struct.
5711 2007-06-04 Tom Tromey <tromey@redhat.com>
5713 * c-common.c (c_common_get_alias_set): Fix indentation.
5715 2007-06-04 Ian Lance Taylor <iant@google.com>
5717 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
5718 to overflow, reduce overflow infinity to regular infinity.
5719 (vrp_var_may_overflow): New static function.
5720 (vrp_visit_phi_node): Check vrp_var_may_overflow.
5722 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
5724 * stor-layout.c (layout_type): Remove duplicate code.
5726 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
5729 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
5730 before build_common_builtin_nodes ().
5732 2007-06-04 Steve Ellcey <sje@cup.hp.com>
5735 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
5737 2007-06-04 Jan Hubicka <jh@suse.cz>
5739 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
5740 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
5741 instead of _stat version.
5743 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
5745 PR tree-optimization/32194
5746 * tree-predcom.c (determine_offset): Check that both references have
5749 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
5751 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
5752 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
5753 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5754 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
5755 Add argument to iterate_fix_dominators call.
5756 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
5757 * gcse.c (hoist_code): Change domby to vector.
5758 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
5759 Add argument to iterate_fix_dominators call.
5760 * loop-doloop.c (doloop_modify): Changed recount_dominator to
5761 recompute_dominator.
5762 * lambda-code.c (perfect_nestify): Ditto.
5763 * cfgloopanal.c: Include graphds.h.
5764 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
5765 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
5766 (mark_irreducible_loops): Use graphds_scc. Remove argument from
5768 * graphds.c: New file.
5769 * graphds.h: New file.
5770 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
5771 (get_dominated_by, get_dominated_by_region): Change return type to
5773 (verify_dominators): Recompute all dominators and compare the results.
5774 (recount_dominator): Renamed to ...
5775 (recompute_dominator): ... this. Do not check that the block is
5777 (iterate_fix_dominators): Reimplemented.
5778 (prune_bbs_to_update_dominators, root_of_dom_tree,
5779 determine_dominators_for_sons): New functions.
5780 * et-forest.c (et_root): New function.
5781 * et-forest.h (et_root): Declare.
5782 * Makefile.in (graphds.o): Add.
5783 (cfgloopanal.o): Add graphds.h dependency.
5784 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
5785 * basic-block.h (get_dominated_by, get_dominated_by_region,
5786 iterate_fix_dominators): Declaration changed.
5787 (recount_dominator): Renamed to ...
5788 (recompute_dominator): ... this.
5789 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
5790 (thread_through_all_blocks): Do not free dominance info.
5792 2007-06-03 Andreas Schwab <schwab@suse.de>
5794 * config/m68k/m68k.c (override_options): Don't override
5796 * config/m68k/m68k-modes.def (SF, DF): Define to use
5797 motorola_single_format and motorola_double_format, resp.
5798 * real.c (motorola_single_format): Renamed from
5799 coldfire_single_format.
5800 (motorola_double_format): Renamed from coldfire_double_format.
5801 (encode_ieee_extended): Generate a proper canonical NaN image
5802 respecting canonical_nan_lsbs_set.
5803 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
5805 * real.h: Adjust declarations.
5807 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
5810 * config/sh/sh.md (symGOT_load): Don't schedule insns when
5811 the symbol is generated with the stack protector.
5813 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
5815 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
5816 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
5818 * doc/extend.texi (interrupt): Mention m68k.
5820 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
5822 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
5823 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
5824 (ix86_expand_sse_pcmpestr): Do not check operands for
5825 "register_operand", when insn operand predicate is "register_operand".
5826 (ix86_expand_sse_pcmpistr): Ditto.
5828 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
5829 Uros Bizjak <ubizjak@gmail.com>
5831 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
5832 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
5833 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
5834 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
5835 * config/i386/constraints.md ("z"): New register constraint
5836 for members of SSE_FIRST_REG class.
5837 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
5838 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
5839 SSE_FIRST_REG class.
5840 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
5841 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
5842 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
5843 (IX86_BUILTIN_PCMPESTRM128): Likewise.
5844 (IX86_BUILTIN_PCMPESTRA128): Likewise.
5845 (IX86_BUILTIN_PCMPESTRC128): Likewise.
5846 (IX86_BUILTIN_PCMPESTRO128): Likewise.
5847 (IX86_BUILTIN_PCMPESTRS128): Likewise.
5848 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
5849 (IX86_BUILTIN_PCMPISTRI128): Likewise.
5850 (IX86_BUILTIN_PCMPISTRM128): Likewise.
5851 (IX86_BUILTIN_PCMPISTRA128): Likewise.
5852 (IX86_BUILTIN_PCMPISTRC128): Likewise.
5853 (IX86_BUILTIN_PCMPISTRO128): Likewise.
5854 (IX86_BUILTIN_PCMPISTRS128): Likewise.
5855 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
5856 (struct builtin_description): Change "flag" field to unsigned.
5857 (bdesc_pcmpestr): New builtin description table.
5858 (bdesc_pcmpistr): Likewise.
5859 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
5860 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
5861 Initialize pcmp[ei]str[im] insns for SSE4.2.
5862 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
5863 (ix86_expand_sse_pcmpistr): Likewise.
5864 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
5865 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
5866 (UNSPEC_PCMPISTR): Likewise.
5867 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
5868 (sse4_2_pcmpestri):New isns pattern.
5869 (sse4_2_pcmpestrm): Likewise.
5870 (sse4_2_pcmpestr_cconly): Likewise.
5871 (sse4_2_pcmpistr): New insn patern and splitter.
5872 (sse4_2_pcmpistri):New isns pattern.
5873 (sse4_2_pcmpistrm): Likewise.
5874 (sse4_2_pcmpistr_cconly): Likewise.
5875 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
5878 2007-06-01 David Daney <ddaney@avtrex.com>
5880 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
5881 LOADGP_ABSOLUTE and not binds_local_p.
5883 2007-06-01 Geoffrey Keating <geoffk@apple.com>
5885 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
5887 2007-06-01 Ian Lance Taylor <iant@google.com>
5889 * tree-vrp.c (compare_name_with_value): Always set
5890 used_strict_overflow if we get a result from the variable itself.
5892 2007-06-01 Ian Lance Taylor <iant@google.com>
5894 PR rtl-optimization/31455
5895 * lower-subreg.c (find_decomposable_subregs): Don't decompose
5896 subregs which have a cast between modes which are not tieable.
5898 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
5900 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
5901 breaks after return statements.
5903 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
5905 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
5906 only after no_new_pseudos.
5908 2007-05-31 Eric Christopher <echristo@apple.com>
5910 * expr.c (convert_move): Assert that we don't have a BLKmode
5912 (store_expr): Handle BLKmode moves by calling emit_block_move.
5914 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
5916 * c-typeck.c (build_indirect_ref): Include type in error message.
5917 (build_binary_op): Pass types to binary_op_error.
5918 * c-common.c (binary_op_error): Take two type arguments, print out
5920 * c-common.h (binary_op_error): Update prototype.
5922 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
5924 * config/i386/i386.c: Correct coments on -mno-sse4.
5926 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
5928 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
5929 (x86_64-*-*): Likewise.
5930 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
5931 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
5932 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5933 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
5934 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5935 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5936 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5937 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5938 (OPTION_MASK_ISA_SSE4): Likewise.
5939 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
5940 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5941 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
5942 (override_options): Support SSE4.2.
5943 (ix86_build_const_vector): Support SImode and DImode.
5944 (ix86_build_signbit_mask): Likewise.
5945 (ix86_expand_int_vcond): Support V2DImode.
5946 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
5947 (IX86_BUILTIN_CRC32HI): Likewise.
5948 (IX86_BUILTIN_CRC32SI): Likewise.
5949 (IX86_BUILTIN_CRC32DI): Likewise.
5950 (IX86_BUILTIN_PCMPGTQ): Likewise.
5951 (bdesc_crc32): Likewise.
5952 (bdesc_sse_3arg): Likewise.
5953 (ix86_expand_crc32): Likewise.
5954 (ix86_init_mmx_sse_builtins): Support SSE4.2.
5955 (ix86_expand_builtin): Likewise.
5956 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5957 __SSE4_2__ for -msse4.2.
5958 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
5959 (CRC32MODE): Likewise.
5960 (crc32modesuffix): Likewise.
5961 (crc32modeconstraint): Likewise.
5962 (sse4_2_crc32<mode>): Likewise.
5963 (sse4_2_crc32di): Likewise.
5964 * config/i386/i386.opt (msse4.2): New for SSE4.2.
5966 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
5967 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
5968 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
5969 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
5970 (vcondu<mode>): Likewise.
5971 * doc/extend.texi: Document SSE4.2 built-in functions.
5972 * doc/invoke.texi: Document -msse4.2/-msse4.
5974 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
5976 PR tree-optimization/32160
5977 * tree-predcom.c (predcom_tmp_var): New function. Mark created
5978 variable as gimple reg.
5979 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
5981 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
5983 * gcc.c (main): Don't consider linker options when issuing the
5984 warning about a linker input file not being used.
5986 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5988 * tree-vrp.c (compare_names): Initialize sop.
5990 2007-05-30 Dirk Mueller <dmueller@suse.de>
5992 * cgraphunit.c (cgraph_analyze_function): Remove
5993 computation of inline parameters.
5995 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5997 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
5999 2007-05-30 Richard Sandiford <richard@codesourcery.com>
6001 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
6002 Add vx-common.h. Include vxworks.h between vx-common.h and
6004 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
6006 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
6007 (TARGET_ASM_DESTRUCTOR): Likewise.
6008 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
6009 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
6010 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6011 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
6012 (VXWORKS_ENDIAN_SPEC): Define.
6013 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
6014 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
6015 VXWORKS_* equivalents.
6016 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
6017 (ASM_FILE_START): Delete.
6018 (TARGET_VERSION): Reformat.
6019 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
6020 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
6021 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
6022 (FPBIT, DPBIT): Define.
6023 (fp-bit.c, dp-bit.c): New rules.
6024 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
6025 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
6026 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
6027 * config/arm/arm.h: Include vxworks-dummy.h.
6028 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
6029 Mark with ATTRIBUTE_UNUSED.
6030 (arm_override_options): Do not allow VxWorks RTP PIC to be used
6031 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
6032 make it incompatible with -msingle-pic-base.
6033 (arm_function_ok_for_sibcall): Return false for calls that might
6034 go through a VxWorks PIC PLT entry.
6035 (require_pic_register): New function, split out from...
6036 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
6038 (arm_load_pic_register): Handle the VxWorks RTP initialization
6039 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
6040 (arm_emit_call_insn): New function.
6041 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
6042 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
6043 (pic_offset_arm): New pattern.
6044 (call, call_value): Use arm_emit_call_insn.
6045 (call_internal, call_value_internal): New expanders.
6046 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
6047 VxWorks unless __PIC__.
6049 2007-05-30 Eric Christopher <echristo@gmail.com>
6051 * genrecog.c: Include regs.h in generated file.
6052 * genemit.c: Ditto. Fix up formatting.
6053 * config/mn10300/constraints.md: New.
6054 * config/mn10300/mn10300.md: Include.
6055 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
6056 Fix up for removed macro.
6057 * config/mn10300/predicates.md (call_address_operand): Ditto.
6058 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
6059 (CONST_OK_FOR_I): Ditto.
6060 (CONST_OK_FOR_J): Ditto.
6061 (CONST_OK_FOR_K): Ditto.
6062 (CONST_OK_FOR_L): Ditto.
6063 (CONST_OK_FOR_M): Ditto.
6064 (CONST_OK_FOR_N): Ditto.
6065 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
6069 (EXTRA_CONSTRAINT): Ditto.
6071 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6073 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
6075 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
6076 OPTION_MASK_ISA_64BIT.
6077 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
6079 2007-05-30 Richard Guenther <rguenther@suse.de>
6082 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
6083 types for comparison.
6084 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
6085 with original typed arguments.
6086 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
6088 2007-05-30 Jakub Jelinek <jakub@redhat.com>
6090 PR tree-optimization/31769
6091 * except.c (duplicate_eh_regions): Clear prev_try if
6092 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
6094 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
6096 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
6097 * tree-ssa-sink.c (statement_sink_location): Return basic block and
6098 bsi of the location where statements should be inserted.
6099 (sink_code_in_bb): Take bsi from statement_sink_location.
6100 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
6101 instead of bsi_start.
6102 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
6104 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
6105 (bsi_move_before): Document inconsistency with bsi_move_after.
6106 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
6108 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6110 * config/i386/i386.h (TARGET_ABM): New define.
6111 (TARGET_POPCNT): Ditto.
6112 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
6113 New temporary defines to redefine from OPTION_ISA_* defines.
6114 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
6115 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
6116 (ix86_isa_flags): New extern int declaration.
6117 (TARGET_SUBTARGET_DEFAULT): New define.
6118 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
6119 (TARGET_SUBTARGET32_DEFAULT): Ditto.
6120 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
6121 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
6122 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
6123 * config/i386/darwin.h: Change TARGET_64BIT define to
6126 * config/i386/i386.opt (m3dnowa): Define as undocumented option
6127 using existing "ix86_isa_flags" varible.
6128 (m32, m64): Use existing "ix86_isa_flags" variable.
6129 (mmmx, m3dnow): Ditto.
6130 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
6131 (mabm): Define as non-negative option using "x86_abm" variable.
6132 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
6134 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
6135 Rewrite feature test bitmap.
6136 (ix86_isa_flags): New initialized global int varible.
6137 (ix86_isa_flags_explicit): New static int variable.
6138 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
6139 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
6140 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
6141 target_flags_explicit.
6142 (override_options): Remove "target_enable" and "target_disable" fields
6143 from "struct ptt". Update processor_target_table accordingly. Remove
6144 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
6145 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
6146 "target_flags" and "ix86_isa_flags_explicit" instead of
6147 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
6148 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
6149 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
6150 to true when either of PTA_POPCNT or PTA_ABM is set in
6151 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
6152 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
6153 processor_alias_table flags entry. Remove handling of
6154 "target_enable" and "target_disable" fields of processor_target_table.
6155 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
6156 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
6157 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
6158 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
6159 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
6161 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
6163 2007-05-29 David Daney <ddaney@avtrex.com>
6166 * config/mips/mips.c (mips_output_mi_thunk): Emit
6167 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
6169 2007-05-29 Hui-May Chang <hm.chang@apple.com>
6170 * config/i386/i386.c (ix86_function_regparm): Added checking of
6171 ix86_force_align_arg_pointer to determine the number of
6172 register parameters.
6174 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
6176 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
6177 (SET_DR_MISALIGNMENT): New.
6178 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
6179 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
6180 Use SET_DR_MISALIGNMENT.
6181 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
6183 * tree-data-ref.c (create_data_ref, compute_all_dependences,
6184 find_loop_nest): Export.
6185 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
6186 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
6187 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
6188 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
6190 (struct mem_ref): Add field reuse_distance.
6191 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
6192 Initialize reuse_distance field.
6193 (issue_prefetch_ref): Select temporality of prefetch according to
6195 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
6196 self_reuse_distance, determine_loop_nest_reuse): New functions.
6197 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
6198 (tree_ssa_prefetch_arrays): Dump L2 cache size.
6199 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
6202 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
6204 * tree-ssa-alias.c: Add aliasing overview.
6206 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
6207 Danny Smith <dannysmith@users.sourceforge.net>
6210 * config/i386/t-crtfm: Compile crtfastmath.o with
6211 -minline-all-stringops.
6212 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
6213 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
6215 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6217 * doc/md.texi: Document constraints on HP PA-RISC.
6219 * pa/constraints.md: New file.
6220 * pa.md: Include constraints.md.
6221 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
6222 (integer_store_memory_operand, ldil_cint_p): New functions.
6223 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
6224 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6225 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
6226 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
6227 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
6229 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
6232 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
6233 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
6234 case POSTDECREMENT_EXPR>): Return the error_mark_node
6235 if either the real or imaginary parts would an
6238 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
6240 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
6241 name when we remove it from a call.
6243 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
6245 * targhooks.c (default_narrow_bitfield): Remove.
6246 * targhooks.h: Remove the prototype for
6247 default_narrow_bitfield.
6249 * langhooks-def.h: Remove the prototype for
6250 hook_get_alias_set_0.
6251 * langhooks.c (hook_get_alias_set_0): Remove.
6253 * global.c (EXECUTE_IF_CONFLICT): Remove.
6255 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6258 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
6259 return true when truth_value_p is true and the type
6262 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
6264 * doc/install.texi (Prerequisites): We no longer require Autoconf
6265 2.13 for the top-level.
6267 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
6269 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
6270 memory access via x86_expand_vector_move_misalign() only for
6271 TImode values on 32-bit targets.
6273 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
6275 * matrix-reorg.c: New file. Implement matrix flattening and
6276 transposing optimization.
6277 * tree-pass.h: Add matrix reorg pass.
6278 * common.opt: Add fipa-mreorg flag.
6279 * Makefile.in: Add matrix-reorg.c.
6280 * passes.c: Add matrix reorg pass.
6281 * varpool.c (add_new_static_var): New function.
6282 * cgraph.h (add_new_static_var): Declare.
6284 2007-05-27 Eric Christopher <echristo@apple.com>
6286 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
6287 sp_offset depending on stack size. Save r12 depending
6288 on registers we're saving later.
6289 (rs6000_emit_epilogue): Update sp_offset depending only
6292 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
6294 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
6295 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6296 * ifcvt.c (if_convert): Ditto.
6297 * tree-ssa-threadupdate.c (thread_block): Ditto.
6298 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
6299 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
6300 verify_loop_closed_ssa): Check number_of_loops instead of
6302 * predict.c (tree_estimate_probability): Ditto.
6303 * tree-if-conv.c (main_tree_if_conversion): Ditto.
6304 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
6305 * modulo-sched.c (sms_schedule): Ditto.
6306 * tree-scalar-evolution.c (scev_const_prop): Ditto.
6307 (scev_finalize): Do not do anything if scev analysis was not
6309 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
6310 current_loops == NULL.
6311 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
6312 * loop-init.c (loop_optimizer_init): Do not free current_loops when
6314 (loop_optimizer_finalize): Assert that loops were analyzed.
6315 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
6316 rtl_doloop): Check number_of_loops instead of current_loops.
6317 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
6318 current_loops == NULL.
6319 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
6320 gate_tree_vectorize tree_linear_transform, check_data_deps,
6321 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
6322 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
6323 Check number_of_loops instead of current_loops.
6324 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
6325 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
6326 free loops if available.
6327 (execute_pre): Do not pass do_fre to fini_pre.
6329 2007-05-27 Tobias Burnus <burnus@net-b.de>
6332 * real.c (mpfr_from_real): Fix sign of -Inf.
6334 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
6336 * tree-vect-transform.c (vectorizable_conversion): Initialize
6337 tree_code variables to ERROR_MARK.
6338 (vectorizable_type_demotion): Likewise.
6339 (vectorizable_type_promotion): Likewise.
6341 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
6344 * config/i386/i386.md (movti): Handle push operands via
6347 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
6349 * basic-block.h: Remove the prototype for merge_seq_blocks.
6350 * cfgcleanup.c (merge_seq_blocks): Remove.
6352 * tree-flow.h: Remove the prototype for is_aliased_with.
6353 * tree-ssa-alias.c (is_aliased_with): Remove.
6355 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
6357 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
6359 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
6361 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
6362 ix86_expand_sse4_unpack if SSE4.1 is enabled.
6363 (vec_unpacks_hi_v16qi): Likewise.
6364 (vec_unpacku_lo_v16qi): Likewise.
6365 (vec_unpacks_lo_v16qi): Likewise.
6366 (vec_unpacku_hi_v8hi): Likewise.
6367 (vec_unpacks_hi_v8hi): Likewise.
6368 (vec_unpacku_lo_v8hi): Likewise.
6369 (vec_unpacks_lo_v8hi): Likewise.
6370 (vec_unpacku_hi_v4si): Likewise.
6371 (vec_unpacks_hi_v4si): Likewise.
6372 (vec_unpacku_lo_v4si): Likewise.
6373 (vec_unpacks_lo_v4si): Likewise.
6375 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
6377 * c-typeck.c, config/arm/arm.c, config/darwin.c,
6378 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
6379 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
6380 follow spelling conventions in various
6381 warning/error/diagnostic messages.
6383 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
6384 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
6385 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
6386 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
6387 tree-vrp.c: Fix comment typos. Follow spelling conventions.
6388 * doc/tm.texi: Follow spelling conventions.
6390 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6393 * tree-ssa-forwprop.c
6394 (forward_propagate_addr_into_variable_array_index): Remove
6395 the lhs argument. Use the type of def_rhs instead of lhs.
6396 (forward_propagate_addr_expr_1): Update use of
6397 forward_propagate_addr_into_variable_array_index.
6399 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
6400 Nigel Stephens <nigel@mips.com>
6402 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
6403 function attributes, "far" being an alias for "long_call".
6404 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
6405 (mips_near_type_p, mips_far_type_p): New.
6406 (mips_comp_type_attributes): New function to check that attributes
6407 attached to a function type are compatible.
6408 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
6409 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
6410 to the target function of the thunk.
6411 (mips_encode_section_info): Check for "near" and "far" function
6412 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
6414 * config/mips/predicates.md (const_call_insn_operand): Test only
6415 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
6417 * doc/extend.texi (Function Attributes): Document MIPS "near" and
6420 * testsuite/gcc.target/mips/near-far-1.c: New test case.
6421 * testsuite/gcc.target/mips/near-far-2.c: New test case.
6422 * testsuite/gcc.target/mips/near-far-3.c: New test case.
6423 * testsuite/gcc.target/mips/near-far-4.c: New test case.
6425 2007-05-25 Eric Christopher <echristo@apple.com>
6427 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
6428 to x86-darwin configurations.
6429 * config/i386/t-darwin: Add softfp support.
6430 * config/i386/t-darwin64: Ditto.
6431 * config/i386/sfp-machine.h: If mach then don't use
6432 aliasing, emit a stub to call.
6434 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
6436 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
6437 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
6438 tree-predcom.c, tree-ssa-alias-warnings.c,
6439 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
6440 comment typos. Follow spelling conventions.
6441 * doc/cpp.texi, doc/invoke.texi: Fix typos.
6443 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
6446 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
6447 constants into memory. Expand unaligned memory references for
6448 SSE modes via x86_expand_vector_move_misalign() function.
6450 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
6452 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
6453 "memory" attribute for "sseishft" type insn without operands[2].
6455 2007-05-25 Dirk Mueller <dmueller@suse.de>
6456 Marcus Meissner <meissner@suse.de>
6458 * doc/extend.texi (alloc_size): New attribute.
6459 * c-common.c (handle_alloc_size_attribute): New.
6460 * tree-object-size.c (alloc_object_size): Use alloc_size
6461 attribute, if available.
6463 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
6465 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
6467 (__builtin_ia32_vec_ext_v2di): Likewise.
6468 (__builtin_ia32_vec_ext_v4si): Likewise.
6469 (__builtin_ia32_vec_ext_v8hi): Likewise.
6470 (__builtin_ia32_vec_ext_v16qi): Likewise.
6471 (__builtin_ia32_vec_set_v8hi): Likewise.
6473 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
6475 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
6477 2007-05-25 Richard Sandiford <richard@codesourcery.com>
6479 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
6480 (arm_is_longcall_p): Rename to...
6481 (arm_is_long_call_p): ...this. Take a single tree argument and
6483 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
6484 (CUMULATIVE_ARGS): Remove call_cookie.
6485 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
6486 (ENCODED_LONG_CALL_ATTR_P): Delete.
6487 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
6488 LONG_CALL_FLAG_CHAR cases.
6489 (ARM_DECLARE_FUNCTION_SIZE): Delete.
6490 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
6491 ARM_DECLARE_FUNCTION_SIZE.
6492 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
6493 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
6494 (arm_encode_call_attribute, current_file_function_operand): Delete.
6495 (arm_function_in_section_p): New function.
6496 (arm_is_longcall_p): Rename to...
6497 (arm_is_long_call_p): ...this. Take the target function as a single
6498 argument and return a bool. Do not rely on call cookies. Check
6499 whether the target symbol is in the same section as the current
6500 function, not just the same compilation unit.
6501 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
6502 (arm_encode_section_info): Don't encode a call type.
6503 * config/arm/arm.md (call, call_value): Update calls to
6504 arm_is_long(_)call_p. Simplify logic.
6505 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
6506 Update calls to arm_is_long(_)call_p.
6508 2007-05-25 Richard Guenther <rguenther@suse.de>
6510 PR tree-optimization/31982
6511 * tree-ssa-forwprop.c
6512 (forward_propagate_addr_into_variable_array_index): Handle arrays
6513 with element size one.
6515 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
6517 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
6518 (umulsi3_highpart): Likewise.
6520 2007-05-24 Ian Lance Taylor <iant@google.com>
6522 PR rtl-optimization/32069
6523 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
6526 2007-05-24 Ollie Wild <aaw@google.com>
6528 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
6531 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
6533 * postreload-gcse.c (reg_changed_after_insn_p): New function.
6534 (oprs_unchanged_p): Use it to check all registers in a REG.
6535 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
6536 (reg_set_between_after_reload_p): Delete.
6537 (reg_used_between_after_reload_p): Likewise.
6538 (reg_set_or_used_since_bb_start): Likewise.
6539 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
6540 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
6541 Use reg_set_between_p instead of reg_set_between_after_reload_p.
6542 * rtlanal.c (reg_set_p): Check whether REG overlaps
6543 regs_invalidated_by_call, rather than just checking the
6544 membership of REGNO (REG).
6546 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
6548 * doc/passes.texi: Document predictive commoning.
6549 * doc/invoke.texi (-fpredictive-commoning): Document.
6550 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
6551 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
6552 adding indices to the generated name.
6553 (schedule_sm): Pass 0 to get_lsm_tmp_name.
6554 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
6555 * tree-pretty-print.c (op_symbol_1): Renamed to ...
6556 (op_symbol_code): ... and exported.
6557 (dump_omp_clause, op_symbol): Use op_symbol_code
6558 instead of op_symbol_1.
6559 * tree-pass.h (pass_predcom): Declare.
6560 * timevar.def (TV_PREDCOM): New timevar.
6561 * tree-ssa-loop.c (run_tree_predictive_commoning,
6562 gate_tree_predictive_commoning, pass_predcom): New.
6563 * tree-data-ref.c (find_data_references_in_loop): Find the
6564 references in dominance order.
6565 (canonicalize_base_object_address): Ensure that the result has
6567 (dr_analyze_innermost): Export.
6568 (create_data_ref): Code to fail for references with invariant
6570 (find_data_references_in_stmt): ... here.
6571 * tree-data-ref.h (dr_analyze_innermost): Declare.
6572 * tree-affine.c: Include tree-gimple.h and hashtab.h.
6573 (aff_combination_find_elt, name_expansion_hash,
6574 name_expansion_eq, tree_to_aff_combination_expand,
6575 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
6577 * tree-affine.h (aff_combination_constant_multiple_p,
6578 tree_to_aff_combination_expand): Declare.
6579 * tree-predcom.c: New file.
6580 * common.opt (fpredictive-commoning): New option.
6581 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
6582 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
6583 * Makefile.in (tree-predcom.o): Add.
6584 (tree-affine.o): Add TREE_GIMPLE_H dependency.
6585 * passes.c (init_optimization_passes): Add dceloop after
6586 copy propagation in loop optimizer. Add predictive commoning
6587 to loop optimizer passes.
6589 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6591 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
6594 2007-05-24 Jan Hubicka <jh@suse.cz>
6596 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
6598 (genheader): Include statistics.h.
6600 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
6602 * print-rtl.c (flag_dump_unnumbered): Update comments.
6603 (print_rtl): Fix my previous change.
6604 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
6607 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
6610 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
6612 (thread_through_all_blocks): Call initialize_original_copy_tables
6613 and free_original_copy_tables.
6614 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
6616 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6617 * cfghooks.c (duplicate_block): Use get_loop_copy.
6618 * cfg.c: Include cfgloop.h.
6619 (loop_copy): New hash table.
6620 (initialize_original_copy_tables): Initialize loop_copy table.
6621 (free_original_copy_tables): Free loop_copy table.
6622 (copy_original_table_clear, copy_original_table_set,
6623 set_loop_copy, get_loop_copy): New functions.
6624 (set_bb_original, set_bb_copy): Use copy_original_table_set.
6625 * cfgloop.h (struct loop): Remove copy field.
6626 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
6627 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
6629 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6631 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
6632 -msse/-msse2/-msse3.
6634 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6636 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
6637 __builtin_ia32_vec_set_v2di with MASK_64BIT.
6639 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
6642 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
6643 * targhooks.h (default_mangle_decl_assembler_name): Declare
6645 * targhooks.c (default_mangle_decl_assembler_name): Define
6647 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
6649 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
6650 * langhooks.c (lhd_set_decl_assembler_name): Call
6651 targetm.mangle_decl_assembler_name for names with global scope.
6653 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
6655 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
6656 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
6658 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
6659 New. Factored out of i386_pe_encode_section_info.
6660 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
6661 Move check for prior decoration of stdcall
6662 symbols to i386_pe_encode_section_info.
6663 (i386_pe_encode_section_info): Adjust call to
6664 gen_stdcall_or_fastcall_suffix. Use
6665 i386_pe_maybe_mangle_decl_assembler_name, if needed.
6666 (i386_pe_mangle_decl_assembler_name): New. Wrap
6667 i386_pe_maybe_mangle_decl_assembler_name.
6669 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6671 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
6672 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
6673 * langhooks.c (get_signed_or_unsigned_type): Don't check for
6674 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
6675 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
6678 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
6679 Nigel Stephens <nigel@mips.com>
6680 Richard Sandiford <richard@codesourcery.com>
6682 Fix up MIPS16 hard float and add support for complex.
6684 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
6685 (TARGET_SOFT_FLOAT_ABI): New.
6686 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
6687 __mips_soft_float to reflect the ABI in use, not whether the
6688 FPU is directly accessible (e.g., in MIPS16 mode).
6689 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
6690 (UNITS_PER_FPVALUE): Likewise.
6692 * config/mips/mips.c (mips_expand_call): Remove redundant
6693 TARGET_MIPS16 check.
6694 (mips_arg_regno): New.
6695 (function_arg_advance): When setting bits in cum->fp_code for
6696 MIPS16, don't subtract 1 from cum->arg_number, since it is now
6698 (function_arg): Use mips_arg_regno.
6699 (mips_return_mode_in_fpr_p): New.
6700 (mips16_call_stub_mode_suffix): New.
6701 (mips16_cfun_returns_in_fpr_p): New.
6702 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
6703 (mips_output_function_prologue): Test mips16_hard_float, not
6704 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
6705 (mips_expand_epilogue): Call MIPS16 helper routines to copy
6706 return value into a floating-point register.
6707 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
6708 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
6709 (mips16_fp_args): Handle MIPS32r2 ISA which supports
6710 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
6711 word of double arguments from or to the high bits of 64-bit
6712 floating point registers.
6713 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
6714 (mips16_fpret_double): New helper function.
6715 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
6716 support for complex modes. Fill in DECL_RESULT for stubdecl.
6717 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
6719 * config/mips/mips16.S
6720 (RET, ARG1, ARG2): New.
6721 (MERGE_GPRf, MERGE_GPRt): New.
6722 (DELAYt, DELAYf): New.
6723 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
6724 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
6725 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
6726 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
6727 (SFOP): Renamed to...
6728 (OPSF3): This, and macro-ified. Updated all uses.
6729 (SFOP2): Renamed to...
6730 (OPSF2): This, and macro-ified. Updated all uses.
6731 (SFCMP): Renamed to...
6732 (CMPSF): This, and macro-ified. Updated all uses.
6733 (SFREVCMP): Renamed to...
6734 (REVCMPSF): This, and macro-ified. Updated all uses.
6735 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
6736 (LDDBL1, LDDBL2, RETDBL): Deleted.
6737 (DFOP): Renamed to...
6738 (OPDF3): This, and macro-ified. Updated all uses.
6739 (DFOP2): Renamed to...
6740 (OPDF2): This, and macro-ified. Updated all uses.
6741 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
6742 (DFCMP): Renamed to...
6743 (CMPDF): This, and macro-ified. Updated all uses.
6744 (DFREVCMP): Renamed to...
6745 (REVCMPDF): This, and macro-ified. Updated all uses.
6746 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
6747 (RET_FUNCTION): New.
6748 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
6749 (__mips16_ret_sc, __mips16_ret_dc): New.
6750 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
6751 STUB_ARGS_6, STUB_ARGS_10): New.
6752 (CALL_STUB_NO_RET): New.
6753 (__mips16_call_stub_1): Macro-ified.
6754 (__mips16_call_stub_5): Macro-ified.
6755 (__mips16_call_stub_2): Macro-ified.
6756 (__mips16_call_stub_6): Macro-ified.
6757 (__mips16_call_stub_9): Macro-ified.
6758 (__mips16_call_stub_10): Macro-ified.
6759 (CALL_STUB_RET): New.
6760 (__mips16_call_stub_sf_0): Macro-ified.
6761 (__mips16_call_stub_sf_1): Macro-ified.
6762 (__mips16_call_stub_sf_5): Macro-ified.
6763 (__mips16_call_stub_sf_2): Macro-ified.
6764 (__mips16_call_stub_sf_6): Macro-ified.
6765 (__mips16_call_stub_sf_9): Macro-ified.
6766 (__mips16_call_stub_sf_10): Macro-ified.
6767 (__mips16_call_stub_df_0): Macro-ified.
6768 (__mips16_call_stub_df_1): Macro-ified.
6769 (__mips16_call_stub_df_5): Macro-ified.
6770 (__mips16_call_stub_df_2): Macro-ified.
6771 (__mips16_call_stub_df_6): Macro-ified.
6772 (__mips16_call_stub_df_9): Macro-ified.
6773 (__mips16_call_stub_df_10): Macro-ified.
6774 (__mips16_call_stub_sc_0): New.
6775 (__mips16_call_stub_sc_1): New.
6776 (__mips16_call_stub_sc_5): New.
6777 (__mips16_call_stub_sc_2): New.
6778 (__mips16_call_stub_sc_6): New.
6779 (__mips16_call_stub_sc_9): New.
6780 (__mips16_call_stub_sc_10): New.
6781 (__mips16_call_stub_dc_0): New.
6782 (__mips16_call_stub_dc_1): New.
6783 (__mips16_call_stub_dc_5): New.
6784 (__mips16_call_stub_dc_2): New.
6785 (__mips16_call_stub_dc_6): New.
6786 (__mips16_call_stub_dc_9): New.
6787 (__mips16_call_stub_dc_10): New.
6789 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
6790 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
6791 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
6793 2007-05-23 Ian Lance Taylor <iant@google.com>
6795 * doc/invoke.texi (Invoking GCC): Document that the order of the
6798 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
6801 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
6802 * config/score/predicate.md (const_pow2, const_npow2): Remove.
6803 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
6807 * config/score/score.c (score_print_operand): Make sure that only
6808 lower bits are used.
6810 2007-05-22 Ian Lance Taylor <iant@google.com>
6812 * tree-vrp.c (avoid_overflow_infinity): New static function,
6813 broken out of set_value_range_to_value.
6814 (set_value_range_to_value): Call avoid_overflow_infinity.
6815 (extract_range_from_assert): Likewise.
6817 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
6820 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
6821 change the type before looking for a COMPOUND_EXPR.
6823 2007-05-22 Ian Lance Taylor <iant@google.com>
6825 * lower-subreg.c (decompose_multiword_subregs): If we change an
6826 insn, call remove_retval_note on it.
6828 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
6830 * regs.h (end_hard_regno): New function.
6831 (END_HARD_REGNO, END_REGNO): New macros.
6832 (add_to_hard_reg_set): New function.
6833 (remove_from_hard_reg_set): Likewise.
6834 (in_hard_reg_set_p): Likewise.
6835 (overlaps_hard_reg_set_p): Likewise.
6836 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
6837 (note_btr_set): Use END_HARD_REGNO.
6838 * caller-save.c (setup_save_areas): Use end_hard_regno.
6839 (mark_set_regs): Use END_HARD_REGNO.
6840 (add_stored_regs): Use end_hard_regno.
6841 (mark_referenced_regs): Use add_to_hard_reg_set.
6842 * combine.c (update_table_tick): Use END_REGNO.
6843 (record_value_for_reg): Likewise.
6844 (record_dead_and_set_regs): Likewise.
6845 (get_last_value_validate): Likewise.
6846 (use_crosses_set_p): Likewise.
6847 (reg_dead_at_p_1): Likewise.
6848 (reg_dead_at_p): Likewise.
6849 (mark_used_regs_combine): Use add_to_hard_reg_set.
6850 (move_deaths): Use END_HARD_REGNO.
6851 (reg_bitfield_target_p): Use end_hard_regno.
6852 (distribute_notes): Use END_HARD_REGNO.
6853 * cse.c (mention_regs): Use END_REGNO.
6854 (insert): Use add_to_hard_reg_set.
6855 (invalidate): Use END_HARD_REGNO.
6856 (invalidate_for_call): Likewise.
6857 (exp_equiv_p): Use END_REGNO.
6858 (cse_insn): Likewise.
6859 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
6860 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
6861 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
6862 * function.c (keep_stack_depressed): Use end_hard_regno.
6863 * global.c (global_alloc): Use end_hard_regno.
6864 (global_conflicts): Use add_to_hard_reg_set instead of
6866 (find_reg): Likewise.
6867 (mark_reg_store): Likewise.
6868 (mark_reg_conflicts): Likewise.
6869 (mark_reg_death): Use remove_from_hard_reg_set.
6870 (mark_reg_live_nc): Delete.
6871 (set_preference): Use end_hard_regno.
6872 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
6873 remove_from_hard_reg_set.
6874 (post_mark_life): Use add_to_hard_reg_set.
6875 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
6876 (reg_becomes_live): Use add_to_hard_reg_set.
6877 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
6878 (peep2_find_free_register): Use add_to_hard_reg_set.
6879 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
6880 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
6881 * regrename.c (note_sets): Use add_to_hard_reg_set.
6882 (clear_dead_regs): Use remove_from_hard_reg_set.
6883 (regrename_optimize): Use add_to_hard_reg_set.
6884 (find_oldest_value_reg): Use in_hard_reg_set_p.
6885 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
6886 (hard_reg_set_here_p): Use end_hard_regno.
6887 (decompose): Likewise.
6888 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
6889 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
6890 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
6891 (mark_home_live): Use end_hard_regno.
6892 (spill_hard_reg): Likewise.
6893 (clear_reload_reg_in_use): Likewise.
6894 * reorg.c (delete_prior_computation): Use END_REGNO.
6895 * resource.c (update_live_status): Use END_HARD_REGNO.
6896 (mark_referenced_resources): Use add_to_hard_reg_set.
6897 (mark_set_resources): Likewise.
6898 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
6899 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
6900 (reg_overlap_mentioned_p): Likewise.
6901 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
6902 (covers_regno_no_parallel_p): Use END_REGNO.
6903 (find_regno_note): Likewise.
6904 (find_reg_fusage): Use END_HARD_REGNO.
6905 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
6906 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
6908 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
6910 * mode-switching.c (reg_dies): Change type of second argument to
6912 (optimize_mode_switching): Update accordingly.
6914 2007-05-22 Richard Sandiford <richard@codesourcery.com>
6916 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
6918 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
6919 (hard_reg_set_empty_p): ...these new functions.
6920 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
6921 GO_IF_HARD_REG_SUBSET.
6922 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
6923 instead of GO_IF_HARD_REG_EQUAL.
6924 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
6925 instead of GO_IF_HARD_REG_EQUAL.
6926 * global.c (find_reg): Use hard_reg_set_empty_p instead of
6927 GO_IF_HARD_REG_SUBSET.
6928 (modify_reg_pav): Use hard_reg_set_empty_p instead of
6929 GO_IF_HARD_REG_EQUAL.
6930 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
6931 of GO_IF_HARD_REG_SUBSET.
6932 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
6933 instead of GO_IF_HARD_REG_EQUAL.
6934 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
6935 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
6936 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
6937 of GO_IF_HARD_REG_SUBSET,
6938 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
6939 GO_IF_HARD_REG_SUBSET.
6940 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
6941 instead of GO_IF_HARD_REG_EQUAL.
6942 * config/sh/sh.c (push_regs, calc_live_regs): Use
6943 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
6944 (hard_regs_intersect_p): Delete.
6946 2007-05-22 Janis Johnson <janis187@us.ibm.com>
6948 * doc/sourcebuild.texi (Test Directives) Add dg-message.
6950 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
6951 Richard Henderson <rth@redhat.com>
6953 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
6955 (x86_64-*-*): Likewise.
6957 * i386/i386-modes.def (V2QI): New.
6959 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
6961 (override_options): Support SSE4.1.
6962 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
6963 (IX86_BUILTIN_BLENDPS): Likewise.
6964 (IX86_BUILTIN_BLENDVPD): Likewise.
6965 (IX86_BUILTIN_BLENDVPS): Likewise.
6966 (IX86_BUILTIN_PBLENDVB128): Likewise.
6967 (IX86_BUILTIN_PBLENDW128): Likewise.
6968 (IX86_BUILTIN_DPPD): Likewise.
6969 (IX86_BUILTIN_DPPS): Likewise.
6970 (IX86_BUILTIN_INSERTPS128): Likewise.
6971 (IX86_BUILTIN_MOVNTDQA): Likewise.
6972 (IX86_BUILTIN_MPSADBW128): Likewise.
6973 (IX86_BUILTIN_PACKUSDW128): Likewise.
6974 (IX86_BUILTIN_PCMPEQQ): Likewise.
6975 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
6976 (IX86_BUILTIN_PMAXSB128): Likewise.
6977 (IX86_BUILTIN_PMAXSD128): Likewise.
6978 (IX86_BUILTIN_PMAXUD128): Likewise.
6979 (IX86_BUILTIN_PMAXUW128): Likewise.
6980 (IX86_BUILTIN_PMINSB128): Likewise.
6981 (IX86_BUILTIN_PMINSD128): Likewise.
6982 (IX86_BUILTIN_PMINUD128): Likewise.
6983 (IX86_BUILTIN_PMINUW128): Likewise.
6984 (IX86_BUILTIN_PMOVSXBW128): Likewise.
6985 (IX86_BUILTIN_PMOVSXBD128): Likewise.
6986 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
6987 (IX86_BUILTIN_PMOVSXWD128): Likewise.
6988 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
6989 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
6990 (IX86_BUILTIN_PMOVZXBW128): Likewise.
6991 (IX86_BUILTIN_PMOVZXBD128): Likewise.
6992 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
6993 (IX86_BUILTIN_PMOVZXWD128): Likewise.
6994 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
6995 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
6996 (IX86_BUILTIN_PMULDQ128): Likewise.
6997 (IX86_BUILTIN_PMULLD128): Likewise.
6998 (IX86_BUILTIN_ROUNDPD): Likewise.
6999 (IX86_BUILTIN_ROUNDPS): Likewise.
7000 (IX86_BUILTIN_ROUNDSD): Likewise.
7001 (IX86_BUILTIN_ROUNDSS): Likewise.
7002 (IX86_BUILTIN_PTESTZ): Likewise.
7003 (IX86_BUILTIN_PTESTC): Likewise.
7004 (IX86_BUILTIN_PTESTNZC): Likewise.
7005 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
7006 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
7007 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
7008 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
7009 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
7011 (bdesc_sse_3arg): Likewise.
7012 (bdesc_2arg): Likewise.
7013 (bdesc_1arg): Likewise.
7014 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
7016 (ix86_expand_sse_4_operands_builtin): New.
7017 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
7018 smaller than 8 bits as the 2nd arg.
7019 (ix86_expand_sse_ptest): New.
7020 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
7021 (ix86_expand_vector_set): Support SSE4.1.
7022 (ix86_expand_vector_extract): Likewise.
7024 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
7025 __SSE4_1__ for -msse4.1.
7027 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
7028 (UNSPEC_INSERTPS): Likewise.
7029 (UNSPEC_DP): Likewise.
7030 (UNSPEC_MOVNTDQA): Likewise.
7031 (UNSPEC_MPSADBW): Likewise.
7032 (UNSPEC_PHMINPOSUW): Likewise.
7033 (UNSPEC_PTEST): Likewise.
7034 (UNSPEC_ROUNDP): Likewise.
7035 (UNSPEC_ROUNDS): Likewise.
7037 * config/i386/i386.opt (msse4.1): New for SSE4.1.
7039 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
7040 (const_pow2_1_to_32768_operand): Likewise.
7042 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
7045 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
7047 (sse4_1_insertps): Likewise.
7048 (*sse4_1_extractps): Likewise.
7049 (sse4_1_ptest): Likewise.
7050 (sse4_1_mulv2siv2di3): Likewise.
7051 (*sse4_1_mulv4si3): Likewise.
7052 (*sse4_1_smax<mode>3): Likewise.
7053 (*sse4_1_umax<mode>3): Likewise.
7054 (*sse4_1_smin<mode>3): Likewise.
7055 (*sse4_1_umin<mode>3): Likewise.
7056 (sse4_1_eqv2di3): Likewise.
7057 (*sse4_1_pinsrb): Likewise.
7058 (*sse4_1_pinsrd): Likewise.
7059 (*sse4_1_pinsrq): Likewise.
7060 (*sse4_1_pextrb): Likewise.
7061 (*sse4_1_pextrb_memory): Likewise.
7062 (*sse4_1_pextrw_memory): Likewise.
7063 (*sse4_1_pextrq): Likewise.
7064 (sse4_1_blendpd): Likewise.
7065 (sse4_1_blendps): Likewise.
7066 (sse4_1_blendvpd): Likewise.
7067 (sse4_1_blendvps): Likewise.
7068 (sse4_1_dppd): Likewise.
7069 (sse4_1_dpps): Likewise.
7070 (sse4_1_movntdqa): Likewise.
7071 (sse4_1_mpsadbw): Likewise.
7072 (sse4_1_packusdw): Likewise.
7073 (sse4_1_pblendvb): Likewise.
7074 (sse4_1_pblendw): Likewise.
7075 (sse4_1_phminposuw): Likewise.
7076 (sse4_1_extendv8qiv8hi2): Likewise.
7077 (*sse4_1_extendv8qiv8hi2): Likewise.
7078 (sse4_1_extendv4qiv4si2): Likewise.
7079 (*sse4_1_extendv4qiv4si2): Likewise.
7080 (sse4_1_extendv2qiv2di2): Likewise.
7081 (*sse4_1_extendv2qiv2di2): Likewise.
7082 (sse4_1_extendv4hiv4si2): Likewise.
7083 (*sse4_1_extendv4hiv4si2): Likewise.
7084 (sse4_1_extendv2hiv2di2): Likewise.
7085 (*sse4_1_extendv2hiv2di2): Likewise.
7086 (sse4_1_extendv2siv2di2): Likewise.
7087 (*sse4_1_extendv2siv2di2): Likewise.
7088 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7089 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7090 (sse4_1_zero_extendv4qiv4si2): Likewise.
7091 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7092 (sse4_1_zero_extendv2qiv2di2): Likewise.
7093 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7094 (sse4_1_zero_extendv4hiv4si2): Likewise.
7095 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7096 (sse4_1_zero_extendv2hiv2di2): Likewise.
7097 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7098 (sse4_1_zero_extendv2siv2di2): Likewise.
7099 (*sse4_1_zero_extendv2siv2di2): Likewise.
7100 (sse4_1_roundpd): Likewise.
7101 (sse4_1_roundps): Likewise.
7102 (sse4_1_roundsd): Likewise.
7103 (sse4_1_roundss): Likewise.
7104 (mulv4si3): Don't expand for SSE4.1.
7105 (smax<mode>3): Likewise.
7106 (umaxv4si3): Likewise.
7107 (uminv16qi3): Likewise.
7108 (umin<mode>3): Likewise.
7109 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
7111 * doc/extend.texi: Document SSE4.1 built-in functions.
7113 * doc/invoke.texi: Document -msse4.1.
7115 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
7117 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
7118 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
7119 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
7120 (ASM_SPEC): Add asm_pcrel_spec.
7121 (EXTRA_SPECS): Add asm_pcrel_spec.
7123 2007-05-21 David Daney <ddaney@avtrex.com>
7125 * doc/install.texi (Building a cross compiler): Add requirements
7126 for Java cross compiler.
7128 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7131 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
7132 Add loopno argument. Use evolution_function_is_invariant_rec_p
7133 instead of evolution_function_is_constant_p.
7134 Update calls to evolution_function_is_affine_multivariate_p.
7135 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
7136 Add loopno argument.
7137 * tree-scalar-evolution.c (gather_chrec_stats): Call
7138 evolution_function_is_affine_multivariate_p with a loop
7140 * tree-data-ref.c (analyze_miv_subscript): Likewise.
7141 (analyze_overlapping_iterations): Likewise.
7142 (access_functions_are_affine_or_constant_p): Likewise.
7143 (build_classic_dist_vector_1): If the access functions
7144 are equal, don't do anything.
7146 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
7147 Paolo Carlini <pcarlini@suse.de>
7148 Uros Bizjak <ubizjak@gmail.com>
7150 * c-cppbuiltin.c (c_cpp_builtins): Define
7151 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
7152 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
7153 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
7154 * doc/cpp.texi ([Standard Predefined Macros]): Document.
7156 2007-05-21 Mike Stump <mrs@apple.com>
7158 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
7160 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
7162 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
7164 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
7165 implementation if __OPTIMIZE__ is not defined.
7166 (_mm_alignr_pi8): Ditto.
7167 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
7168 (_mm_inserti_si64): Ditto.
7169 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
7170 (_mm_slli_epi16): Ditto.
7171 (_mm_slli_epi32): Ditto.
7172 (_mm_slli_epi64): Ditto.
7173 (_mm_srai_epi16): Ditto.
7174 (_mm_srai_epi32): Ditto.
7175 (_mm_srli_si128): Ditto.
7176 (_mm_slli_si128): Ditto.
7177 (_mm_srli_epi16): Ditto.
7178 (_mm_srli_epi32): Ditto.
7179 (_mm_srli_epi64): Ditto.
7180 (_mm_extract_epi16): Ditto.
7181 (_mm_insert_epi16): Ditto.
7182 (_mm_shufflehi_epi16): Ditto.
7183 (_mm_shufflelo_epi16): Ditto.
7184 (_mm_shuffle_epi32): Ditto.
7185 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
7187 (_mm_insert_pi16): Ditto.
7189 (_mm_shuffle_pi16): Ditto.
7191 (_mm_shufle_ps): Ditto.
7192 (_mm_prefetch): Ditto.
7194 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
7196 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
7197 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
7198 * real.c (encode_i370_single, decode_i370_single,
7199 encode_i370_double, decode_i370_double): Functions removed.
7200 (i370_single_format, i370_double_format): Initializations removed.
7201 (real_maxval, round_for_format, exact_real_truncate, significand_size):
7202 Consider the log2_b field to always be one.
7203 (ieee_single_format, mips_single_format, coldfire_single_format,
7204 ieee_double_format, mips_double_format, coldfire_double_format,
7205 ieee_extended_motorola_format, ieee_extended_intel_96_format,
7206 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
7207 ibm_extended_format, mips_extended_format, ieee_quad_format,
7208 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
7209 decimal_single_format, decimal_double_format, decimal_quad_format,
7210 c4x_single_format, c4x_extended_format, real_internal_format): Remove
7211 initialization of log2_b.
7212 * real.h (i370_single_format, i370_double_format): Declarations
7214 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
7215 field to always be one.
7217 2007-05-21 Andreas Schwab <schwab@suse.de>
7219 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
7220 NOTE_INSN_BASIC_BLOCK_P.
7221 (process_for_unwind_directive): Likewise.
7223 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
7225 * builtins.c (expand_builtin_setjmp_setup): Update comment.
7226 * function.h (struct function): Move va_list_gpr_size,
7227 va_list_fpr_size, function_frequency to front of bitfields. Add
7229 (current_function_calls_unwind_init): New.
7230 * except.c (expand_builtin_unwind_init): Set
7231 current_function_calls_unwind_init not
7232 current_function_has_nonlocal_label.
7233 * reload1.c (has_nonexceptional_receiver): New.
7234 (reload): Use it and current_function_calls_unwind_init to
7235 determine whether call-saved regs must be saved.
7237 2007-05-20 Jan Hubicka <jh@suse.cz>
7239 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
7240 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7241 * ddg.c (create_ddg): LIkewise.
7242 * final.c (final): Remove hunk moving line number notes around since
7243 they are no longer present at this stage.
7244 (final_scan_insn): Use NOTE_KIND instead of
7245 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7246 (output_asm_label): Likewise.
7247 * reorg.c (dbr_schedule): Likewise.
7248 * haifa-sched.c (unlink_other_notes): Likewise.
7249 * mode-switching.c (optimize_mode_switching): Likewise.
7250 * graph.c (start_bb): Likewise.
7251 * rtl.def (NOTE): Update description.
7252 * jump.c (squeeze_notes): Delete.
7253 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
7254 NOTE_INSN_BASIC_BLOCK_P when possible.
7255 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
7256 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
7257 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7258 (dwarf2out_var_location): Likewise.
7259 * cfgbuild.c (make_edges): Likewise.
7260 (find_basic_blocks_1): Likewise.
7261 * function.c (reorder_blocks_1): Likewise.
7262 (epilogue_done): Likewise.
7263 (reposition_prologue_and_epilogue_notes): Likewise.
7264 * print-rtl.c (print_rtx): Likewise; drop code for printing
7266 (print_rtl): Likewise.
7267 (print_rtl_single): Likewise.
7268 * gcse.c (insert_insn_start_bb): Likewise.
7269 * alias.c (init_alias_analysis): Likewise.
7270 * calls.c (fixup_tail_calls): Likewise.
7271 * except.c (sjlj_emit_function_enter): Likewise.
7272 * emit-rtl.c (add_insn_after): Likeiwse.
7273 (emit_label_before): Likewise.
7274 (emit_label_after): Likewise.
7275 (emit_note_before, emit_note_after, emit_note): Update
7276 parameter to be enum insn_note; do not deal with source
7278 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
7279 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
7281 (merge_blocks_move_successor_nojumps): Simplify now when
7282 we don't have BLOCK notes.
7283 (try_optimize_cfg): Likewise.
7284 * cfglayout.c (skip_insns_after_block): Likewise.
7285 (record_effective_endpoints): Likewise.
7286 (duplicate_insn_chain): Likewise.
7287 * varasm.c (output_constant_pool_1): Likewise.
7288 * sched-deps.c (sched_analyze): Likewise.
7289 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
7291 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
7292 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
7293 (SET_INSN_DELETED): Simplify.
7294 (NOTE_LINE_NUMBER): Exterminate.
7295 (NOTE_LINE_KIND): New.
7296 (NOTE_INSN_BASIC_BLOCK_P): Update.
7297 (enum insn_note): Simplify.
7298 (GET_NOTE_INSN_NAME) Simplify.
7299 (emit_note_before, emit_note_after, emit_note): Update prototype.
7300 (squeeze_notes): Remove.
7301 * sched-int.h (NOTE_NOT_BB_P): Update.
7302 * resource.c (mark_target_live_regs): Update.
7303 * sched-rgn.c (debug_dependencies): Update.
7304 * sched-vis.c (print_insn): Update.
7305 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
7306 * config/i386/i386.c (ix86_output_function_epilogue): Update.
7307 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
7308 (TARGET_ADJUST_UNROLL_MAX): Likewise.
7309 (split_branches): Update.
7310 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
7312 (sh_adjust_unroll_max): Exterminate.
7313 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
7314 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
7315 (m68hc11_reorg): Likewise.
7316 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
7317 (emit_predicate_relation_info): Update.
7318 (process_for_unwind_directive): Update.
7319 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
7320 (output_call): Update.
7321 * config/pa/pa.c (output_lbranch): Update.
7322 (output_millicode_call): Update.
7323 (output_call): Update.
7324 (pa_combine_instructions): Update.
7325 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
7326 * config/bfin/bfin.c (gen_one_bundle): Update.
7327 * cfgrtl.c (can_delete_note_p): Update.
7328 (delete_insn): Update.
7329 (rtl_merge_blocks): Update.
7330 (commit_one_edge_insertion): Update.
7331 (rtl_verify_flow_info): Update.
7332 * stmt.c (expand_case): Do not call squeeze_notes.
7334 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7341 * c.opt (Wtype-limits): New.
7342 * doc/invoke.texi (Wtype-limits): Document it.
7343 (Wextra): Enabled by -Wextra.
7344 * c-opts.c (c_common_post_options): Enabled by -Wextra.
7345 * c-common.c (shorten_compare): Warn with Wtype-limits.
7347 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
7349 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
7350 inlined function, not as a macro.
7351 (_mm_alignr_pi8): Ditto.
7352 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
7353 (_mm_inserti_si64): Ditto.
7354 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
7355 (_mm_extract_epi16): Ditto.
7356 (_mm_insert_epi16): Ditto.
7357 (_mm_shufflehi_epi16): Ditto.
7358 (_mm_shufflelo_epi16): Ditto.
7359 (_mm_shuffle_epi32): Ditto.
7360 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
7361 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
7363 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
7365 (_m_to_float): Use C89 compatible assignment.
7367 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
7370 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
7372 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7375 * doc/invoke.texi (Wreturn-type): Complete description.
7376 (Wextra): Delete item about return-type warning.
7377 * c-decl.c: Delete redundant Wextra warning.
7379 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
7382 * config/i386/pmmintrin.h: Do not include xmmintrin.h
7383 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
7384 inlined function, not as a macro.
7385 (_mm_prefetch): Ditto.
7387 (_mm_insert_pi16): Ditto.
7389 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
7390 (_m_pshufw): Ditto. Add const to __N argument.
7391 (_mm_shufle_ps): Ditto. Add const to __mask argument.
7392 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
7393 (_mm_slli_epi32): Ditto.
7394 (_mm_srli_si128): Implement as always inlined function, not as a
7395 macro. Add __inline to function declaration.
7396 (_mm_slli_si128): Ditto.
7398 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
7400 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
7401 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
7403 (struct fenv): New structure.
7404 (FP_HANDLE_EXCEPTIONS): New define.
7405 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
7406 (_FP_DECL_EXP): New define.
7407 (FP_INIT_ROUNDMODE): New define.
7408 (FP_ROUNDMODE): New define.
7410 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7412 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
7413 (Wconversion): Update description.
7414 (Wconversion-sign): New.
7415 * c.opt (Wconversion-sign): New.
7416 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
7417 means disabled for C++. Otherwise, take the status of Wconversion.
7418 * c-common.c (conversion_warning): Warn with either Wconversion or
7420 (warnings_for_convert_and_check): Conditions are already checked by
7422 (convert_and_check): Don't check warnings if the conversion failed.
7424 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
7425 Anatoly Sokolov <aesok@dol.ru>
7427 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
7428 avr_epilogue_uses) : Add declaration.
7429 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
7430 * config/avr/constraints.md (R): New constraint.
7431 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
7432 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
7433 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
7434 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
7435 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
7436 call_prologue_saves, epilogue_restores, return_from_epilogue,
7437 return_from_main_epilogue, return_from_interrupt_epilogue,
7438 return_from_naked_epilogue, prologue, epilogue): New patterns.
7439 (jump): Handle symbol reference.
7440 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
7441 avr_output_function_prologue, avr_output_function_epilogue): Remove
7443 (avr_init_machine_status, expand_prologue, expand_epilogue,
7444 avr_asm_function_end_prologue, avr_epilogue_uses,
7445 avr_asm_function_begin_epilogue): New functions.
7446 (prologue_size, epilogue_size, jump_tables_size): Remove global
7448 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
7449 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
7450 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
7451 (avr_override_options): Initialise init_machine_status.
7452 (output_movhi): Handle all stack pointer loads.
7453 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
7454 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
7455 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
7456 (EPILOGUE_USES) Redefine.
7457 (machine_function) Declare.
7459 2007-05-19 Richard Sandiford <richard@codesourcery.com>
7461 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
7462 Use a single return statement.
7464 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7467 * builtins.c (do_mpfr_lgamma_r): New.
7468 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
7469 * tree.h (CASE_FLT_FN_REENT): New.
7471 2007-05-18 Geoffrey Keating <geoffk@apple.com>
7473 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
7474 (output_die): Use 'unsigned long' with %x.
7475 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
7476 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
7477 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
7479 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
7481 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
7486 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
7487 true if function has no argument.
7489 2007-05-18 DJ Delorie <dj@redhat.com>
7491 * config/mips/mips.c (mips_offset_within_alignment_p): New.
7492 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
7494 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
7496 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
7497 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
7498 count_trailing_zeros.
7499 (__i386__): Implement count_leading_zeros using __builtin_clz().
7500 Implement count_trailing_zeros usign __builtin_ctz().
7502 2007-05-18 Richard Sandiford <richard@codesourcery.com>
7504 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
7506 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
7509 * expr.c (emit_move_change_mode): Change mode of push operands here.
7511 2007-05-17 Ian Lance Taylor <iant@google.com>
7513 PR tree-optimization/31953
7514 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
7516 (set_value_range_to_null): Call set_value_range_to_value.
7517 (extract_range_from_comparison): Likewise.
7519 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7521 * toplev.c (print_version): Output GMP/MPFR version info.
7523 * builtins.c (CASE_MATHFN_REENT): New macro.
7524 (mathfn_built_in): Use it.
7525 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
7526 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
7527 BUILT_IN_LGAMMAL_R): New.
7528 * doc/extend.texi: Document new builtins.
7531 * builtins.c (do_mpfr_remquo): New.
7532 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
7533 (fold_builtin_3): Handle BUILT_IN_REMQUO.
7536 * builtins.c (fold_builtin_1): Handle y0, y1.
7537 (fold_builtin_2): Handle yn.
7540 * builtins.c (do_mpfr_bessel_n): New.
7541 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
7542 (fold_builtin_2): Handle BUILT_IN_JN.
7544 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
7547 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
7548 TYPE_PRECISION (intmax_type_node).
7550 2007-05-17 Steve Ellcey <sje@cup.hp.com>
7553 * reload.c (subst_reloads): Remove checking.
7555 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7557 PR rtl-optimization/31691
7558 * combine.c (simplify_set): Build a new src pattern instead of
7559 substituting its operands in the COMPARE case.
7561 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
7563 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
7564 (execute_vrp): Preserve loops through jump threading.
7565 * tree-ssa-threadupdate.c (thread_single_edge,
7566 dbds_continue_enumeration_p, determine_bb_domination_status,
7567 thread_through_loop_header): New functions.
7568 (create_edge_and_update_destination_phis,
7569 create_edge_and_update_destination_phis): Set loops for the new blocks.
7570 (prune_undesirable_thread_requests): Removed.
7571 (redirect_edges): Do not pretend that redirect_edge_and_branch can
7573 (thread_block): Do not call prune_undesirable_thread_requests.
7575 (mark_threaded_blocks): Select edges to thread here.
7576 (thread_through_all_blocks): Take may_peel_loop_headers argument.
7577 Thread edges through loop headers independently.
7578 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
7579 * tree-pass.h (TODO_mark_first_instance): New.
7580 (first_pass_instance): Declare.
7581 * cfghooks.c (duplicate_block): Put the block to the original loop
7582 if copy is not specified.
7583 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
7584 jump threading. Pass may_peel_loop_headers to
7585 thread_through_all_blocks according to first_pass_instance.
7586 * cfgloop.h (create_preheader): Declare.
7587 * tree-flow.h (thread_through_all_blocks): Declaration changed.
7588 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
7589 * passes.c (first_pass_instance): New variable.
7590 (next_pass_1): Set TODO_mark_first_instance.
7591 (execute_todo): Set first_pass_instance.
7593 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
7595 PR tree-optimization/24659
7596 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
7597 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
7598 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
7599 OTI_vec_pack_ufix_trunc.
7600 (vec_unpacks_float_hi_optab): Define new macro.
7601 (vec_unpacks_float_lo_optab): Ditto.
7602 (vec_unpacku_float_hi_optab): Ditto.
7603 (vec_unpacku_float_lo_optab): Ditto.
7604 (vec_pack_sfix_trunc_optab): Ditto.
7605 (vec_pack_ufix_trunc_optab): Ditto.
7606 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
7607 and vec_pack_[s|u]fix_trunc_optab using
7608 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
7609 * tree-vectorizer.c (supportable_widening_operation): Handle
7610 FLOAT_EXPR and CONVERT_EXPR. Update comment.
7611 (supportable_narrowing_operation): New function.
7612 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
7613 * tree-vect-transform.c (vectorizable_conversion): Handle
7614 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7615 (vect_gen_widened_results_half): Move before vectorizable_conversion.
7616 (vectorizable_type_demotion): Call supportable_narrowing_operation()
7617 to check for target support.
7618 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
7619 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
7620 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
7621 for VEC_PACK_FIX_TRUNC_EXPR.
7622 (expand_binop): Special case mode of the result for
7623 vec_pack_[u|s]fix_trunc_optab.
7624 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
7625 vec_pack_[u|s]fix_trunc_optab.
7627 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
7628 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
7629 * tree-pretty-print.c (dump_generic_node): Handle
7630 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
7631 VEC_PACK_FIX_TRUNC_EXPR.
7633 * expr.c (expand_expr_real_1): Ditto.
7634 * tree-inline.c (estimate_num_insns_1): Ditto.
7635 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7637 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
7638 (vec_unpacks_float_lo_v8hi): Ditto.
7639 (vec_unpacku_float_hi_v8hi): Ditto.
7640 (vec_unpacku_float_lo_v8hi): Ditto.
7641 (vec_unpacks_float_hi_v4si): Ditto.
7642 (vec_unpacks_float_lo_v4si): Ditto.
7643 (vec_pack_sfix_trunc_v2df): Ditto.
7645 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
7647 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
7648 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
7649 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
7650 [vec_pack_ufix_trunc]: Ditto.
7651 [vec_unpacks_float_hi]: Ditto.
7652 [vec_unpacks_float_lo]: Ditto.
7653 [vec_unpacku_float_hi]: Ditto.
7654 [vec_unpacku_float_lo]: Ditto.
7656 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
7658 * soft-fp/README: Update for new files.
7659 * soft-fp/floattisf.c: New file.
7660 * soft-fp/floattidf.c: New file.
7661 * soft-fp/floattitf.c: New file.
7662 * soft-fp/floatuntisf.c: New file.
7663 * soft-fp/floatuntidf.c: New file.
7664 * soft-fp/floatuntitf.c: New file.
7665 * soft-fp/fixsfti.c: New file.
7666 * soft-fp/fixdfti.c: New file.
7667 * soft-fp/fixtfti.c: New file.
7668 * soft-fp/fixunssfti.c: New file.
7669 * soft-fp/fixunsdfti.c: New file.
7670 * soft-fp/fixunstfti.c: New file.
7671 * soft-fp/extendxftf.c: New file.
7672 * soft-fp/trunctfxf.c: New file.
7674 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
7675 (__trunctfxf2): Ditto.
7677 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
7678 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
7679 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
7680 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
7681 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
7682 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
7684 * config/i386/t-fprules-softfp64: New file.
7685 * config/i386/sfp-machine.h: New file.
7686 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
7687 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
7688 and soft-fp/t-softfp to tmake_file.
7689 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
7690 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
7692 * config/i386/t-linux64 (softfp_wrap_start): New.
7693 (softfp_wrap_end): New.
7694 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
7695 supported for TARGET_64BIT.
7697 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
7699 * c-common.c (c_common_signed_or_unsigned_type): Emulate
7700 c_common_unsigned_type behavior.
7702 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
7704 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
7707 2007-05-16 Eric Christopher <echristo@apple.com>
7709 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
7710 saving after stack push. Set sp_offset whenever we push.
7711 (rs6000_emit_epilogue): Move altivec register restore before
7714 2007-05-16 Richard Sandiford <richard@codesourcery.com>
7716 * configure.ac: Allow sysroots to be relocated under $prefix as
7717 well as $exec_prefix.
7718 * configure: Regenerate.
7720 2007-05-16 Richard Sandiford <richard@codesourcery.com>
7724 2007-05-12 Richard Sandiford <richard@codesourcery.com>
7726 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7727 (gcc_tooldir): Likewise.
7728 * configure: Regenerate.
7729 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7730 old configure.ac gcc_tooldir setting.
7731 (prefix_to_exec_prefix): New variable.
7732 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7733 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7735 2007-05-14 Janis Johnson <janis187@us.ibm.com>
7737 * c-typeck.c (build_binary_op): Return early for error.
7739 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
7741 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
7742 struct nb_iter_bound.
7743 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
7744 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
7745 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
7746 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
7747 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
7748 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
7749 (del_scev_info): Use ggc_free.
7750 (scev_initialize): Allocate scalar_evolution_info in gc memory.
7751 * loop-init.c: Include ggc.h.
7752 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
7753 (loop_optimizer_finalize): Use ggc_free.
7754 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
7755 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
7756 pass_iv_optimize): Add TODO_ggc_collect.
7757 * function.h (struct function): Remove skip marker from
7759 * cfgloop.c: Include ggc.h.
7760 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
7762 (establish_preds): Vector superloops is gc allocated.
7763 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
7765 (flow_loops_find): Vector larray is gc allocated.
7766 (loop_exit_free): Use ggc_free.
7767 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
7768 that head of exits list is now not a part of struct loop.
7769 (record_loop_exits): Allocate exits table in gc memory.
7770 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
7771 that head of exits list is now not a part of struct loop.
7772 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
7773 struct loop_exit): Add GTY marker.
7774 (struct loop): Add GTY marker. Make superloops vector gc allocated.
7775 Add skip marker to aux field. Make head of exits list a separate
7777 (struct loops): Add GTY marker. Make larray vector gc allocated.
7778 Add param marker to exits table.
7779 (get_loops): Type changed.
7780 * Makefile.in (tree-scalar-evolution.o): Add
7781 gt-tree-scalar-evolution.h dependency.
7782 (cfgloop.o, loop-init.o): Add ggc.h dependency.
7783 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
7784 * basic-block.h (struct basic_block_def): Remove skip marker from
7787 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
7789 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
7790 of 0 in the call to expand_expr().
7791 (expand_builtin_mathfn_3): Ditto.
7792 (expand_builtin_interclass_mathfn): Ditto.
7793 (expand_builtin_cexpi): Ditto.
7794 (expand_builtin_int_roundingfn): Ditto.
7795 (expand_builtin_int_roundingfn_2): Ditto.
7796 (expand_builtin_pow): Ditto.
7797 (expand_builtin_powi): Ditto.
7798 (expand_builtin_bswap): Ditto.
7799 (expand_builtin_unop): Ditto.
7800 (expand_builtin_fabs): Ditto.
7801 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
7802 the call to expand_expr().
7803 (expand_builtin_sync_operation): Ditto.
7804 (expand_builtin_compare_and_swap): Ditto.
7805 (expand_builtin_lock_test_and_set): Ditto.
7806 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
7807 instead of 0 in the call to expand_expr().
7808 (expand_builtin_extract_return_addr): Ditto.
7809 (expand_builtin_eh_return): Ditto.
7810 (expand_eh_return): Ditto.
7811 * explow.c (expr_size): Ditto.
7812 * expr.c (optimize_bitfield_assignment_op): Ditto.
7813 (expand_assignement): Ditto.
7814 (store_expr): Ditto.
7815 (store_field): Ditto.
7816 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
7817 the call to expand_expr().
7818 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
7819 in the call to expand_expr().
7820 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
7821 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
7822 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
7824 * optabs.c (expand_vec_shift_expr): Ditto.
7825 (expand_vec_cond_expr): Ditto.
7826 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
7827 call to expand_expr().
7828 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
7829 in the call to expand_expr().
7831 2007-05-14 Dave Korn <dave.korn@artimi.com>
7833 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
7835 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
7837 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
7838 instead of c_common_unsigned_type.
7839 (c_common_unsigned_type): Remove.
7840 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
7841 c_common_unsigned_type.
7842 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
7843 c_common_unsigned_type.
7844 * c-common.h (c_common_unsigned_type): Remove.
7845 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
7846 c_common_unsigned_type.
7847 * c-format.c (check_format_types): Use unsigned_type_for instead of
7848 c_common_unsigned_type.
7849 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
7850 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
7851 of c_common_unsigned_type.
7852 * convert.c (convert_to_integer): Use unsigned_type_for instead of
7853 lang_hooks.types.unsigned_type.
7854 * expmed.c (make_tree): Use unsigned_type_for instead of
7855 lang_hooks.types.unsigned_type.
7856 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
7857 lang_hooks.types.unsigned_type.
7858 (build_range_check): Likewise.
7859 (fold_unary): Likewise.
7860 (fold_binary): Likewise.
7861 (fold_ternary): Likewise.
7862 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
7863 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
7864 * tree.c (get_unsigned_type): New.
7865 (unsigned_type_for): Use get_unsigned_type instead of
7866 lang_hooks.types.unsigned_type.
7868 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
7870 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
7871 to m68k_get_function_kind. Update its prototype.
7872 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
7874 (m68k_interrupt_function_p): Return enum m68k_function_type
7875 instead of bool. Rename to m68k_get_function_kind.
7876 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
7878 (m68k_compute_frame_layout): Don't mark any register for save
7879 if an interrupt_thread attribute is specified.
7880 (m68k_hard_regno_rename_ok): Update a use of
7881 m68k_interrupt_function_p.
7882 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
7883 m68k_interrupt_function_p.
7884 (m68k_function_type): New.
7885 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
7886 for a function with an interrupt_thread attribute.
7887 * doc/extend.texi: Document the interrupt_thread attribute.
7889 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
7891 Fix PR tree-optimization/31911
7892 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
7893 if they didn't change the expression.
7895 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
7897 * tree-scalar-evolution.c (resolve_mixers): Exported.
7898 * tree-scalar-evolution.h (resolve_mixers): Declare.
7899 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
7900 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
7901 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
7902 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
7903 init_array_ref, init_pointer_ref, analyze_indirect_ref,
7904 strip_conversion, analyze_offset_expr, address_analysis,
7905 object_analysis, analyze_offset): Removed.
7906 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
7907 split_constant_offset, canonicalize_base_object_address,
7908 object_address_invariant_in_loop_p, disjoint_objects_p,
7909 dr_may_alias_p, dr_address_invariant_p): New functions.
7910 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
7911 and dr_analyze_alias.
7912 (initialize_data_dependence_relation): Use dr_may_alias_p
7913 and object_address_invariant_in_loop_p.
7914 (compute_self_dependence): Handle the case when
7915 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
7916 (find_data_references_in_stmt): Restrict the analysis of data
7917 references to the given loop nest.
7918 (find_data_references_in_loop): Made static. Pass loop nest to
7919 find_data_references_in_stmt.
7920 (compute_data_dependences_for_loop): Use DR_VOPS.
7921 (free_data_ref): Free DR_VOPS.
7922 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
7923 (struct innermost_loop_behavior): ... new.
7924 (struct base_object_info): Replaced by ...
7925 (struct indices): ... new.
7926 (struct dr_alias): New.
7927 (enum data_ref_type): Removed.
7928 (struct data_reference): Consist of struct innermost_loop_behavior,
7929 struct indices and struct dr_alias.
7930 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
7931 (DR_MEMTAG): Renamed to ...
7932 (DR_SYMBOL_TAG): ... this.
7933 (find_data_references_in_loop): Declaration removed.
7934 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
7935 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
7936 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
7937 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
7939 2007-05-13 Revital Eres <eres@il.ibm.com>
7941 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
7942 which walks virtual def-use chains to find redundant stores.
7943 (dse_optimize_stmt): Call it.
7945 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
7947 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
7948 * passes.c (init_optimization_passes): Move pass_jump_bypass
7951 * basic-block.h (bb_has_eh_pred): Fix style issue.
7953 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
7955 PR rtl-optimization/31848
7956 * loop-invariant.c (move_invariant_reg): If we move an insn
7957 with a REG_EQUAL note, and that insn is not always executed,
7958 remove the REG_EQUAL note.
7960 2007-05-12 Richard Guenther <rguenther@suse.de>
7962 PR tree-optimization/31797
7963 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
7964 propagate into a stmt that has volatile ops.
7966 2007-05-12 Richard Sandiford <richard@codesourcery.com>
7968 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7969 (gcc_tooldir): Likewise.
7970 * configure: Regenerate.
7971 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7972 old configure.ac gcc_tooldir setting.
7973 (prefix_to_exec_prefix): New variable.
7974 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7975 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7977 2007-05-11 Silvius Rus <rus@google.com>
7979 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
7980 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
7981 * c-common.h (strict_aliasing_warning): Change return type.
7982 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
7983 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
7984 (build_c_cast): Condition call to strict_aliasing_warning.
7985 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
7986 * flags.h (set_Wstrict_aliasing): Declare.
7987 * opts.c (set_Wstrict_alising): Define, add call to.
7988 * tree-flow.h (strict_aliasing_warning_backend): Declare.
7989 * tree-ssa-alias-warnings.c: New file.
7990 * tree-ssa-alias.c (compute_may_aliases): Add call to
7991 strict_aliasing_warning_backend.
7993 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
7995 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
7996 Use loop_depth and loop_outer accessor functions.
7997 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
7998 determine_invariantness_stmt, move_computations_stmt): Ditto.
7999 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
8000 add_loop, loopify, unloop, fix_loop_structure): Ditto.
8001 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
8002 * tree-scalar-evolution.c (interpret_loop_phi,
8003 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
8004 instantiate_parameters_1, scev_const_prop): Ditto.
8005 * cfghooks.c (make_forwarder_block): Ditto.
8006 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
8007 * modulo-sched.c (loop_canon_p): Ditto.
8008 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
8009 slpeel_can_duplicate_loop_p): Ditto.
8010 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
8011 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
8012 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
8013 cancel_loop, verify_loop_structure): Ditto.
8014 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
8015 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
8016 superloops vector instead of "pred" array.
8017 (establish_preds): Take father loop as an argument. Initialize the
8019 (flow_loop_tree_node_add): Pass father loop to establish_preds.
8020 Do not initialize loop->outer.
8021 (flow_loop_tree_node_remove): Truncate the superloops vector.
8022 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
8023 "pred" merged to "superloops" vector.
8024 (loop_depth, loop_outer): New.
8025 (fel_init): Use loop_outer.
8027 2007-05-11 Jan Hubicka <jh@suse.cz>
8029 * cgraphunit.c: Include gt-cgraphunit.h
8030 (static_ctors, static_dtors): New static vars.
8031 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
8032 based on implementation in c-common.c
8033 (cgraph_finalize_function): Call record_cdtor_fn.
8034 (cgraph_optimize): Call cgraph_build_cdtor_fns.
8035 * decl.c (finish_function): Do not call c_record_cdtor_fn.
8036 (c_write_global_declarations): Do not call c_build_cdtor_fns.
8037 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
8038 build_cdtor, c_build_cdtor_fns): Remove.
8039 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
8040 c_build_cdtor_fns): Remove prototype.
8042 2007-05-11 Paolo Carlini <pcarlini@suse.de>
8045 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
8046 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
8047 * builtins.c (fold_builtin_memchr): New.
8048 (expand_builtin_memchr): Call the latter.
8049 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
8050 * doc/extend.texi ([Other built-in functions provided by GCC]):
8053 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
8055 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
8056 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
8057 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
8058 PFPO_OP1_TYPE_SHIFT): Constants added.
8059 (DFP_ALL): Mode macro defined.
8060 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
8061 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
8062 Insn definitions added.
8063 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
8064 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
8067 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
8069 PR tree-optimization/31885
8070 * tree-chrec.c (chrec_contains_undetermined): Do not consider
8071 NULL_TREE to be undetermined.
8072 (automatically_generated_chrec_p): Return false for NULL.
8074 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
8076 * config/bfin/bfin.h (MOVE_RATIO): Define.
8078 2007-05-10 Richard Sandiford <richard@codesourcery.com>
8080 * config.gcc (sparc-wrs-vxworks): New target.
8081 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
8082 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
8083 * config/sparc/sparc.h: Include vxworks-dummy.h.
8084 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
8085 include LABEL_REFs too.
8086 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
8087 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
8089 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
8091 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
8092 (sparc_emit_call_insn): New function.
8093 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
8094 functions when generating VxWorks PIC.
8095 * config/sparc/sparc.md (vxworks_load_got): New pattern.
8096 (call, call_value): Use sparc_emit_call_insn instead of
8099 2007-05-09 Bob Wilson <bob.wilson@acm.org>
8101 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
8103 2007-05-09 Bob Wilson <bob.wilson@acm.org>
8105 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
8106 for floating-point values if HOST_BITS_PER_LONG > 32. Use
8107 split_double instead of operand_subword.
8109 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
8111 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
8112 * config/bfin/bfin.c (bfin_local_alignment): New function.
8113 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
8115 2007-05-08 Chao-ying Fu <fu@mips.com>
8117 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
8118 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
8119 (smsub_widen_optab, umsub_widen_optab): Define.
8120 * optabs.c (init_optabs): Initialize smsub_widen_optab and
8122 * genopinit.c (optabs): Fill in smsub_widen_optab and
8124 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
8125 and umsub_widen_optab to implement multiply-subtract sequences.
8126 * config/mips/mips.md (*msac<u>_di): Rename to...
8127 (<u>msubsidi4): ...this. Extend condition to include
8128 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
8129 of operand 0 to "ka" and use the three-operand form of msub<u>
8131 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
8134 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8136 PR rtl-optimization/28011
8137 * reload.c (push_reload): Set dont_share if IN appears in OUT
8138 also when IN is a PLUS rtx.
8139 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
8142 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
8144 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
8145 call unshare_all_decls.
8146 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
8147 (unshare_all_decls): Remove.
8149 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
8152 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
8155 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
8156 Nigel Stephens <nigel@mips.com>
8158 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
8159 Update comments and all uses.
8160 (MIN_FPRS_PER_FMT): Define.
8161 * config/mips/mips.c (function_arg): Fix to correctly handle
8162 the -mips32r2 -mfp64 -mabi=32 case.
8163 (override_options): Enable use of odd-numbered registers for
8164 SFmode values on MIPS32.
8165 (mips_save_reg_p): Save whole floating-point register pair if
8166 either half is used.
8167 (compute_frame_size): Fix comment.
8169 2007-05-08 Jie Zhang <jie.zhang@analog.com>
8171 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
8172 argument of type bool.
8173 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
8174 argument. Safely select temporary P register according to it.
8175 (do_link): Change call site of add_to_reg accordingly.
8176 (do_unlink): Add epilogue_p as a fourth argument and pass it
8178 (expand_interrupt_handler_epilogue): Change call of do_unlink
8180 (bfin_expand_prologue): Add a third argument sibcall_p.
8181 * config/bfin/bfin.md (epilogue): Change call of
8182 bfin_expand_epilogue accordingly.
8183 (sibcall_epilogue): Likewise.
8184 (eh_return_internal): Likewise.
8186 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
8187 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
8188 * config/bfin/bfin.c (bfin_handle_option): Handle
8189 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
8190 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
8191 Support bf534, bf536 and bf561.
8192 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
8194 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
8197 * config/i386/i386.c (ix86_function_regparm): Process local
8198 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
8200 2007-05-07 Mike Stump <mrs@apple.com>
8202 * doc/invoke.texi (Warning Options): Document that -Wempty-body
8203 also checks for and while statements in C++.
8205 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
8207 * gcc.c (at_file_supplied): New variable.
8208 (main): Set it if we expanded argv.
8209 (do_spec_1): Pass an @-file to the linker if we were called with
8210 an @-file argument and HAVE_GNU_LD.
8211 * collect2.c (at_file_supplied): New variable.
8212 (response_file): New variable.
8213 (collect_exit): Unlink response_file if necessary.
8214 (handler): Likewise.
8215 (do_wait): Likewise.
8216 (main): Set at_file_supplied if we expanded argv.
8217 (collect_execute): Pass an @-file to subprocesses if we were called
8218 with an @-file argument.
8219 * configure.ac: Add define for HAVE_GNU_LD.
8220 * configure: Regenerate.
8221 * config.in: Regenerate.
8223 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
8225 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
8231 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
8233 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8234 (TARGET_ENCODE_SECTION_INFO): Re-define.
8235 (m32c_encode_section_info): New
8236 (function_vector_handler): New
8237 (current_function_special_page_vector): New
8238 (m32c_special_page_vector_p): New.
8239 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
8241 * config/m32c/jump.md: Added instruction JSRS for functions
8242 with attribute "function_vector".
8243 * doc/extend.texi (function_vector): Added description
8244 for M16C, M32C targets.
8246 2007-05-07 DJ Delorie <dj@redhat.com>
8249 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
8250 ashrpsi3, lshrpsi3): Update shift count constraint.
8252 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
8253 Nathan Froyd <froydnj@codesourcery.com>
8256 * c-incpath.c (add_path): Strip trailing path separators.
8258 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
8260 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
8261 Free dominance info before purging EH edges.
8262 (eliminate_degenerate_phis): Likewise.
8263 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
8265 2007-05-07 Jan Hubicka <jh@suse.cz>
8267 * gimplify.c (gimplify_expr): Do not crash when folding
8268 (void *)(int)&a + 4.
8270 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8273 * c-opts.c (lang_fortran): Make it non static.
8274 * c-common.h (lang_fortran): New prototype.
8275 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
8276 -lang-fortran option was passed by the driver.
8278 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
8280 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
8281 of ASSERT_CHECKING. Tweak message.
8283 2007-05-06 Revital Eres <eres@il.ibm.com>
8286 * loop-unroll.c (insert_var_expansion_initialization):
8287 Initialize the expansions with -zero instead of +zero.
8289 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
8291 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
8292 into pic and non-pic versions. Mark r19 as used for
8293 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
8294 for tgd_load, tld_load and tie_load .
8295 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
8296 version of tgd_load, tld_load and tie_load depending on the
8299 2007-05-04 Ulrich Drepper <drepper@redhat.com>
8300 Jakub Jelinek <jakub@redhat.com>
8302 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
8303 (__do_global_dtors_aux): Use more paranoid loop to run
8304 destructors if HIDDEN_DTOR_LIST_END.
8305 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
8307 2007-05-04 Jakub Jelinek <jakub@redhat.com>
8309 * varasm.c (align_variable): Don't increase alignment for
8310 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
8311 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
8313 2007-05-04 Josh Conner <jconner@apple.com>
8315 * basic-block.h (cdi_direction): Assign values to all enumeration
8317 (dom_computed): Remove.
8318 (dom_info_state): New.
8319 (set_dom_info_availability): New.
8320 * tree-ssa-loop-im.c (determine_invariantness): Initialize
8321 walk_data.dom_direction.
8322 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
8323 instead of dom_computed[].
8324 (split_edge): Likewise.
8325 (create_basic_block): Likewise.
8326 (merge_blocks): Likewise.
8327 * ifcvt.c (find_if_header): Likewise.
8328 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
8329 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
8330 * tree-ssa.c (verify_ssa): Likewise.
8331 * tree-cfg.c (tree_verify_flow_info): Likewise.
8332 (remove_edge_and_dominated_blocks): Likewise.
8333 * dominance.c (dom_computed): Make static.
8334 (calc_dfs_tree_nonrec): Change third param to a bool.
8335 (calc_dfs_tree): Change second param to a bool.
8336 (calc_idioms): Change second param to a bool. Use
8337 dom_convert_dir_to_idx.
8338 (init_dom_info): Validate dir before using.
8339 (dom_convert_dir_to_idx): New.
8340 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
8341 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
8342 (free_dominance_info): Use dom_convert_dir_to_idx.
8343 (get_immediate_dominator): Likewise.
8344 (set_immediate_dominator): Likewise.
8345 (get_dominated_by): Likewise.
8346 (redirect_immediate_dominators): Likewise.
8347 (nearest_common_denominator): Likewise.
8348 (dominated_by_p): Likewise.
8349 (bb_dom_dfs_in): Likewise.
8350 (bb_dom_dfs_out): Likewise.
8351 (recount_dominator): Likewise.
8352 (iterate_fix_dominators): Likewise.
8353 (add_to_dominance_info): Likewise.
8354 (delete_from_dominance_info): Likewise.
8355 (first_dom_son): Likewise.
8356 (next_dom_son): Likewise.
8357 (dom_info_available_p): Likewise.
8358 (dom_info_state): New.
8359 (set_dom_info_availability): New.
8361 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
8363 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
8365 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
8367 2007-05-04 Bob Wilson <bob.wilson@acm.org>
8369 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
8370 (subdi3, subdi_carry): Delete.
8372 2007-05-04 Jan Hubicka <jh@suse.cz>
8373 Richard Guenther <rguenther@suse.de>
8375 * opts.c (decode_options): Do not fiddle with inlining
8376 parameters in case of optimizing for size.
8377 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
8378 for size do nothing.
8379 (cgraph_decide_inlining_of_small_function): When optimizing for
8380 size never inline functions increasing caller size.
8381 (cgraph_early_inlining): Inline for size when optimizing for size.
8383 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
8385 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
8386 logical operations piecewise.
8387 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
8388 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
8389 subdi_sesidi_di): Delete.
8390 (add_with_carry): Produce carry in CC instead of a DREG to shorten
8391 the generated sequence. Allow three-reg add in constraints. Rewrite
8392 the rtl expression for carry to avoid zero_extend of a constant.
8393 (sub_with_carry): New pattern.
8394 (adddi3, subdi3): Change into define_expand. For subtract, generate a
8395 different sequence not involving jumps.
8396 (notbi): Now a named pattern.
8398 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
8400 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
8401 Add the note about a significant loss of accuracy of some
8402 mathematical routines when these options are used.
8404 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8406 * haifa-sched.c (rtx_vec_t): New typedef.
8407 (contributes_to_priority_p): Extract piece of priority () into new
8409 (priority): Use the function. Add assertion.
8410 (rank_for_schedule, set_priorities): Add assertion to check that
8411 insn's priority is initialized.
8412 (clear_priorities, calc_priorities): Change signature. Make it update
8413 all relevant insns. Update all callers ('add_to_speculative_block ()'
8414 and 'create_block_check_twin ()').
8415 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
8416 Add new field 'priority_status'.
8417 (INSN_PRIORITY_STATUS): New macro.
8418 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
8420 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8422 * sched-ebb.c (debug_ebb_dependencies): New static function.
8423 (init_ready_list): Use it.
8425 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
8426 with changed signature and 'debug_rgn_dependencies ()'.
8427 (debug_rgn_dependencies): New static function.
8428 (init_ready_list): Use it.
8430 * sched-int.h (debug_dependencies): Declare.
8432 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
8434 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
8436 2007-05-04 Dirk Mueller <dmueller@suse.de>
8438 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
8440 2007-05-03 Jan Hubicka <jh@suse.cz>
8442 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
8443 ((T1)X op (T1)Y), for pointer type in more cases than before.
8445 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
8447 * tree-object-size.c (plus_expr_object_size): When operand size is
8448 unknown, return unknown.
8450 2007-05-03 Dirk Mueller <dmueller@suse.de>
8452 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
8454 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
8457 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
8459 2007-05-03 Janis Johnson <janis187@us.ibm.com>
8461 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
8463 2007-05-03 Joseph Myers <joseph@codesourcery.com>
8465 * config/soft-fp/double.h, config/soft-fp/extended.h,
8466 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
8467 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
8468 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
8469 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
8472 2007-05-03 Ian Lance Taylor <iant@google.com>
8474 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
8475 MASK_PPC_GFXOPT for 8540 or 8548.
8477 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
8479 * tree-vect-transform.c (vect_update_inits_of_drs): Use
8480 vect_print_dump_info() to output debug information.
8482 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
8485 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
8486 operands of size 2 when operand is not MEM_P.
8488 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
8490 PR tree-optimization/30565
8491 * lambda-code.c (perfect_nestify): Fix updating of dominators.
8493 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
8495 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
8496 (umulsi3_highpart): Use them.
8497 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
8498 for final accumulator to D regisster tranfser.
8500 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
8502 PR tree-optimization/31699
8503 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
8505 (vect_enhance_data_refs_alignment): Compute peel amount using
8506 TYPE_VECTOR_SUBPARTS instead of vf.
8507 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
8509 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
8512 * system.h: Remove inclusion of double-int.h
8513 * tree.h: Include double-int.h
8514 * gengtype.c: Likewise
8515 * cfgloop.h: Likewise
8516 * Makefile.in: Adjust dependencies on double-int.h
8518 2007-05-02 Eric Christopher <echristo@apple.com>
8520 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
8521 -shared to -Zdynamiclib.
8523 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
8526 * c-common.c (strip_pointer_or_array_types): New function.
8527 * c-common.h (strip_pointer_or_array_types): New function declaration.
8529 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
8531 PR tree-optimization/31771
8532 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
8534 2007-05-02 Paul Brook <paul@codesourcery.com>
8536 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
8538 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8541 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
8544 2007-05-02 Nick Clifton <nickc@redhat.com>
8546 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
8548 2007-05-02 Richard Guenther <rguenther@suse.de>
8550 PR tree-optimization/31146
8551 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
8552 argument, single_use_p. If we have a single use that is
8553 a conversion to the definition rhs type, propagate that rhs.
8554 (forward_propagate_addr_expr): Pass single_use_p argument
8555 to forward_propagate_addr_expr_1.
8557 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
8559 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
8562 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8564 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
8565 'AMD Family 10 core'.
8567 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8569 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
8570 and athlon64-sse3 as improved versions of k8, opteron and athlon64
8571 with SSE3 instruction set support.
8572 * doc/invoke.texi: Likewise.
8574 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8576 * config/i386/i386.c (override_options): Tuning 32-byte loop
8577 alignment for amdfam10 architecture. Increasing the max loop
8578 alignment to 24 bytes.
8580 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
8582 * config/m68k/constraints.md: New.
8583 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
8584 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8585 EXTRA_CONSTRAINT): Remove.
8586 * config/m68k/m68k.md: Include constraints.md.
8587 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
8589 2007-05-01 Ian Lance Taylor <iant@google.com>
8591 PR tree-optimization/31739
8592 * tree-vrp.c (vrp_val_is_max): New static function.
8593 (vrp_val_is_min): New static function.
8594 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
8596 (set_value_range): Use vrp_val_is_{max,min}.
8597 (extract_range_from_assert): Likewise.
8598 (extract_range_from_binary_expr): Likewise.
8599 (extract_range_from_unary_expr): Likewise.
8600 (dump_value_range, vrp_meet): Likewise.
8601 (vrp_visit_phi_node): Likewise.
8602 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
8604 2007-05-01 Mark Mitchell <mark@codesourcery.com>
8606 * config/i386/gmon-sol2.c (size_t): New type.
8607 (intptr_t): Likewise.
8608 (s_textsize): Declare as size_t.
8610 (monstartup): Use size_t for sizes.
8611 (_mcount): Save and restore registers.
8612 (internal_mcount): Pass 0 as the first argument to monstartup
8614 (moncontrol): Convert pointer to appropriately sized integer
8615 before passing to profil.
8617 2007-05-01 Joseph Myers <joseph@codesourcery.com>
8619 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
8620 __NO_FPRS__, not just if _SOFT_DOUBLE.
8621 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
8622 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
8623 also for E500 double.
8624 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
8625 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
8628 2007-05-01 Richard Guenther <rguenther@suse.de>
8630 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
8633 2007-05-01 Joseph Myers <joseph@codesourcery.com>
8635 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
8637 2007-05-01 Jan Hubicka <jh@suse.cz>
8639 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
8642 2007-05-01 Jan Hubicka <jh@suse.cz>
8644 * tree.h (maybe_fold_offset_to_component_ref): Remove.
8645 (maybe_fold_offset_to_reference): Declare.
8646 * fold-const.c (fold_unary): Do not fold
8647 (type *)&A into &A->field_of_type_and_offset_0
8648 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
8649 size is unknown, give up.
8650 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
8652 (maybe_fold_offset_to_reference): New.
8653 (maybe_fold_stmt_indirect): Use it.
8654 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
8655 * gimplify.c (gimplify_conversion): Canonicalize conversions to
8657 (gimplify_expr): Likewise for plus_expr.
8659 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
8661 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
8662 bsi_after_labels. Always insert statements before bsi.
8663 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
8664 * predict.c (apply_return_prediction): Check for empty blocks.
8665 * cfgexpand.c (lab_rtx_for_bb): New variable.
8666 (label_rtx_for_bb): Do not create new tree labels.
8667 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
8668 (tree_expand_cfg): Initialize lab_rtx_for_bb.
8669 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
8671 (label_for_bb): Add field used.
8672 (update_eh_label, main_block_label): Mark the label used.
8673 (cleanup_dead_labels): Remove unused labels.
8675 2007-05-01 Richard Guenther <rguenther@suse.de>
8677 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
8678 if it is not about to be set.
8679 (get_value_range): Do not pre-allocate equiv bitmap.
8680 (update_value_range): No need to clear equiv field.
8681 (add_equivalence): Change prototype to get bitmap pointer.
8682 Allocate bitmap here if it is not already.
8683 (extract_range_from_assert): Do not allocate bitmap here.
8684 Update callers to add_equivalence.
8685 (extract_range_from_ssa_name): Likewise.
8686 (get_vr_for_comparison): New static helper.
8687 (compare_name_with_value): Handle NULL equiv bitmap by
8688 peeling the first iteration of the comparison loop.
8689 Use get_vr_for_comparison.
8690 (compare_names): Handle NULL equiv bitmaps by using fake
8691 ones. Use get_vr_for_comparison.
8693 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
8695 * double-int.c (mpz_set_double_int): Moved from
8696 tree-ssa-loop-niter.c.
8697 (mpz_get_double_int): Likewise; also, add option to wrap
8698 out-of-range integers.
8699 * double-int.h: New prototypes for above.
8700 * tree.c (get_static_type_bounds): Moved from
8701 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
8702 TYPE_MAX_VALUE if they exist..
8703 * tree.h: New prototype for above.
8704 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
8705 get_type_bounds calls.
8706 (mpz_set_double_int): Move to double-int.c.
8707 (get_type_bounds): Move to tree.c, rename to
8708 get_static_type_bounds.
8709 (mpz_to_double_int): Move to double-int.c, rename to
8712 2007-04-30 Bob Wilson <bob.wilson@acm.org>
8714 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
8715 DIV0 exception can fall through to a normal return.
8717 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
8721 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8722 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8723 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8724 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8725 initialize align to silence bogus warning.
8726 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8727 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8729 (struct sra_walk_fns): Remove use_all parameter from use.
8730 (sra_hash_tree): Handle BIT_FIELD_REFs.
8731 (sra_elt_hash): Don't hash bitfld blocks.
8732 (sra_elt_eq): Skip them in parent compares as well. Handle
8734 (sra_walk_expr): Don't maintain or pass down use_all_p.
8735 (scan_use): Remove use_all parameter.
8736 (scalarize_use): Likewise. Re-expand assignment to
8737 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8738 output, and re-scalarize after output. Don't mark anything
8740 (scalarize_ldst): Adjust.
8741 (scalarize_walk_gimple_modify_statement): Likewise.
8742 (build_element_name_1): Handle BIT_FIELD_REFs.
8743 (instantiate_element): Don't warn for any element whose parent
8745 (instantiate_missing_elements_1): Return the sra_elt.
8746 (canon_type_for_field): New.
8747 (try_instantiate_multiple_fields): New.
8748 (instantiate_missing_elemnts): Use them.
8749 (mark_no_warning): Removed.
8750 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8751 (REPLDUP, sra_build_elt_assignment): New.
8752 (generate_copy_inout): Use them.
8753 (generate_element_copy): Likewise. Handle bitfld differences.
8754 (generate_element_zero): Don't recurse for blocks. Use
8755 sra_build_elt_assignment.
8756 (generate_one_element_int): Take elt instead of var. Use
8757 sra_build_elt_assignment.
8758 (generate_element_init_1): Adjust.
8759 (scalarize_use, scalarize_copy): Use REPLDUP.
8760 (scalarize_ldst): Move assert before dereference.
8761 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8763 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8766 * tree.c (reconstruct_complex_type): Reconstruct a reference
8768 Also use the same mode for the pointer as the old pointer type.
8770 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8772 * doc/trouble.texi (Interoperation): Remove note about Ultrix
8775 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
8777 PR rtl-optimization/31676
8778 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
8779 (df_refs_record): Call it.
8781 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8783 * rtl.def (SS_ABS): New code.
8784 * config/bfin/bfin.c (print_operand): New modifier 'v'.
8785 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
8786 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
8787 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
8788 (bfin_init_builtins): Define them.
8789 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
8790 (bfin_expand_builtin): ... and handle the others here.
8791 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
8792 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
8793 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
8794 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
8795 operand is only HImode.
8797 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
8799 * regclass.c (scan_one_insn): Remove splitting of
8802 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
8803 Nigel Stephens <nigel@mips.com>
8805 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
8807 2007-04-28 Jan Hubicka <jh@suse.cz>
8809 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
8810 insn_locators_alloc instead of insn_locators_initialize;
8811 call reset_block_changes.
8812 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8813 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
8814 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
8815 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
8816 * config/score/score.c (th_output_mi_thunk): Likewise.
8817 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8818 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
8819 tolerate uninitialized locator info.
8822 * function.c (init_function_start): Don't init line number info.
8823 (expand_function_end): Update.
8824 (reset_block_changes, record_block_change, finalize_block_changes,
8825 check_block_change, free_block_changes): Kill.
8826 * function.h (reset_block_changes, record_block_change,
8827 finalize_block_changes, check_block_change, free_block_changes):
8829 (struct function): Remove ib_boundaries_block.
8830 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8831 Use curr_insn_locator to initialize locator.
8832 (emit_line_note): Remove.
8833 * cfgexpand.c (expand_gimple_cond_expr): Update.
8834 (construct_exit_block): Likewise.
8835 (tree_expand_cfg): Initialize/finalize locators.
8836 * expr.c (expand_expr_real): Update.
8837 * cfglayout.c (line_locators_locs, line_locators_lines,
8838 file_locators_locs, file_locators_files): Remove.
8839 (set_block_levels): Move to cfgexpand.c.
8840 (insn_locators_initialize): Remove.
8841 (pass_insn_locators_initialize): Remove.
8842 (locations_locators_locs, locations_locators_vals): New static vars.
8843 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8845 (insn_locators_alloc, insn_locators_finalize,
8846 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8848 (locator_location): New.
8849 (locator_line, locator_file): Rewrite.
8850 * rtl.h (emit_line_note): Kill.
8851 (insn_locators_alloc, insn_locators_finalize,
8852 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8854 * tree-inline.c (initialize_cfun): Do not initialize
8855 ib_boundaries_block.
8856 * passes.c (pass_insn_locators_initialize): Remove.
8858 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
8860 * tree-cfg.c (move_block_to_fn): Release bb from dominance
8861 info. Update last_basic_block correctly.
8863 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
8866 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
8867 register itself to hold the offset constant. Tell flow the use
8868 of r4 and r5 when they are used.
8870 2007-04-27 Richard Guenther <rguenther@suse.de>
8872 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
8873 if we simplified anything.
8874 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
8875 warnings until we did a simplification and the stmt was not
8876 marked as TREE_NO_WARNING.
8878 2007-04-27 Mike Stump <mrs@apple.com>
8880 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
8882 2007-04-27 Ian Lance Taylor <iant@google.com>
8885 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
8886 TYPE_MAX_VALUE exist, convert them to the new type.
8888 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8890 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
8891 if it claims to be available.
8892 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
8894 (perform_tree_ssa_dce): Always free postdominators.
8896 2007-04-27 Richard Henderson <rth@redhat.com>
8898 * config/alpha/predicates.md (aligned_memory_operand): Mark
8899 as define_special_predicate.
8900 (unaligned_memory_operand, normal_memory_operand): Likewise.
8901 (reg_or_unaligned_mem_operand): Remove.
8902 (any_memory_operand): Match the documentation and check for
8903 non-renumbered pseudos during reload.
8904 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
8905 alpha_secondary_reload_class, update to new interface, make static.
8906 Handle CQImode like HImode. Remove FP subreg check.
8907 (alpha_expand_mov): Use replace_equiv_address.
8908 (alpha_expand_mov_nobwx): Use any_memory_operand.
8909 (TARGET_SECONDARY_RELOAD): New.
8910 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
8911 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8912 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
8913 * config/alpha/alpha.md: ... here.
8914 (RELOAD12, reloadmode): New.
8916 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
8917 Don't handle the aligned case here.
8918 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
8919 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
8920 reload_inhi_help. Don't expect a scratch register.
8921 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
8923 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
8925 2007-04-27 Richard Guenther <rguenther@suse.de>
8927 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
8929 2007-04-27 Richard Guenther <rguenther@suse.de>
8931 PR tree-optimization/30965
8932 PR tree-optimization/30978
8933 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
8934 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
8935 (find_equivalent_equality_comparison): Likewise.
8936 (simplify_cond): Likewise.
8937 (get_prop_source_stmt): New helper.
8938 (get_prop_dest_stmt): Likewise.
8939 (can_propagate_from): Likewise.
8940 (remove_prop_source_from_use): Likewise.
8941 (combine_cond_expr_cond): Likewise.
8942 (forward_propagate_comparison): New function.
8943 (forward_propagate_into_cond): Rewrite to use fold for
8945 (tree_ssa_forward_propagate_single_use_vars): Call
8946 forward_propagate_comparison to propagate comparisons.
8948 2007-04-27 Richard Guenther <rguenther@suse.de>
8950 PR tree-optimization/31715
8951 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
8952 sure to do computation on the offset in an appropriate
8955 2007-04-27 Richard Sandiford <richard@codesourcery.com>
8957 * reload.h (elimination_target_reg_p): Declare.
8958 * reload.c (find_reloads): Don't apply the reg_rtx move
8959 optimization if the SET_DEST satisfies elimination_target_reg_p.
8960 * reload1.c (elimination_target_reg_p): New function.
8961 (gen_reload): In the move/add2 fallback, make sure that op0
8962 does not overlap the destination register.
8964 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8966 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
8967 transform only GIMPLE_MODIFY_STMTs.
8968 * tree-complex.c (expand_complex_operations_1): Ditto.
8969 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
8970 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
8971 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
8973 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
8974 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
8975 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
8976 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
8977 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
8978 slpeel_add_loop_guard): Ditto.
8979 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8980 * lambda-code.c (perfect_nestify): Ditto.
8981 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
8982 before the first statement.
8983 * tree-optimize.c (execute_free_datastructures): Fix comments.
8984 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
8985 * tree-flow.h (disband_implicit_edges): Declaration removed.
8986 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
8988 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
8989 COND_EXPRs without gotos.
8990 (disband_implicit_edges, has_label_p): Removed.
8991 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
8992 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
8994 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
8996 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
8997 also for COND_EXPRs.
8998 * cfgexpand.c (label_rtx_for_bb): New function.
8999 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
9000 Use label_rtx_for_bb to find the labels.
9001 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
9002 last block. Detect fallthru edges.
9004 2007-04-26 Ian Lance Taylor <iant@google.com>
9007 * reload.c (find_reloads_subreg_address): If the address was valid
9008 in the original mode but not in the new mode, reload the whole
9011 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
9013 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
9014 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
9015 (cleanup_control_expr_graph): Do not invalidate dominance info.
9016 Record altered blocks.
9017 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
9018 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
9019 cleanup_tree_cfg_bb): New functions.
9020 (remove_forwarder_block): Do not maintain the worklist of blocks.
9021 Record altered blocks.
9022 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
9024 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
9025 delete_unreachable_blocks if dominators are not available.
9026 * tree-inline.c (optimize_inline_calls): Free dominance information
9028 * tree-flow.h (remove_edge_and_dominated_blocks,
9029 cfgcleanup_altered_bbs): Altered.
9030 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
9032 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
9034 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
9035 do not invalidate dominators.
9037 2007-04-26 Anatoly Sokolov <aesok@post.ru>
9039 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
9040 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
9041 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9042 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9044 2007-04-26 Steve Ellcey <sje@cup.hp.com>
9046 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
9048 2007-04-26 Richard Guenther <rguenther@suse.de>
9050 PR tree-optimization/31703
9051 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
9052 the right type for the target of the bittest.
9054 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9056 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
9057 ix86_sol10_return_in_memory.
9059 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9061 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
9064 2007-04-26 Jakub Jelinek <jakub@redhat.com>
9067 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
9069 PR tree-optimization/30558
9070 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
9071 clear this_state.prev_try.
9073 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9074 Mark Mitchell <mark@codesourcery.com>
9076 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
9077 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
9078 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
9080 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9083 * doc/invoke.texi (%:print-asm-header): Document.
9084 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
9086 (static_spec_functions): Add print-asm-header.
9087 (main): Print a banner before the --target-help linker options.
9088 (print_asm_header_spec_function): New function.
9090 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
9093 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
9094 (movsf_ie): Likewise.
9096 2007-04-25 Paolo Carlini <pcarlini@suse.de>
9098 * doc/extend.texi ([Type Traits]): Adjust per N2255.
9100 2007-04-25 Bob Wilson <bob.wilson@acm.org>
9102 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
9103 exception for divide-by-zero.
9104 (__umodsi3, __modsi3): Likewise.
9106 2007-04-25 Dirk Mueller <dmueller@suse.de>
9108 * c-typeck.c (build_compound_expr): Annotate warning()
9109 call with OPT_Wunused_value.
9110 * tree-ssa.c (warn_uninit): Annotate warning with
9112 * c-common.c (handle_sentinel_attribute): Annotate warning
9113 call with OPT_Wattributes.
9115 2007-04-25 Thiemo Seufer <ths@mips.com>
9117 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
9119 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
9120 on to the assembler. Improve handling of -mno-mips16. Add handling
9121 of -mno-mips3d, -mno-dsp, -mno-dspr2.
9122 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
9123 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
9124 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
9126 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
9129 * config/i386/winnt.c (i386_pe_file_end): Strip only
9130 USER_LABEL_PREFIX when writing export name.
9132 2007-04-25 Richard Sandiford <richard@codesourcery.com>
9134 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
9135 sh/elf.h, vx-common.h and vxworks.h.
9136 * config/sh/sh.h: Include config/vxworks-dummy.h.
9137 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9138 (OVERRIDE_OPTIONS): Use it.
9139 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
9140 (vxworks_picreg): New pattern.
9141 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
9142 VXWORKS_OS_CPP_BUILTINS.
9143 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
9144 to their VXWORKS_* equivalents.
9145 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9146 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
9147 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
9148 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
9149 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
9150 -mrtp/-fPIC multilibs.
9151 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
9152 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
9153 (MULTILIB_OSDIRNAMES): Delete.
9155 2007-04-25 Anatoly Sokolov <aesok@post.ru>
9158 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
9160 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
9162 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
9163 rounding mode to be specified by the caller.
9164 (real_to_mpfr) Likewise.
9165 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
9166 include new arguments.
9167 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
9169 2007-04-24 Ian Lance Taylor <iant@google.com>
9171 PR tree-optimization/31605
9172 * tree-vrp.c (set_value_range): Check that min and max are not
9173 both overflow infinities.
9174 (set_value_range_to_value): New static function.
9175 (extract_range_from_binary_expr): Call set_value_range_to_value.
9176 (extract_range_from_cond_expr): Likewise.
9177 (extract_range_from_expr): Likewise.
9178 (extract_range_from_unary_expr): Likewise. Don't create a range
9179 which overflows on both sides.
9180 (vrp_meet): Check for a useless range.
9181 (vrp_visit_phi_node): If we see a constant which looks like an
9182 overflow infinity, turn off the TREE_OVERFLOW flag.
9184 2007-04-24 Ian Lance Taylor <iant@google.com>
9186 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
9188 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
9191 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
9192 diagnostic message is being built.
9193 * tree-pretty-print.c (dump_generic_node): Only write the
9194 formatted text into BUFFER's stream if we are not building a
9196 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
9198 * Makefile.in (toplev.o): Depend on tree-pass.h.
9200 2007-04-24 Ian Lance Taylor <iant@google.com>
9202 PR tree-optimization/31602
9203 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
9204 conditionals in the copied loop header.
9205 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
9206 warnings if TREE_NO_WARNING is set.
9207 * doc/invoke.texi (Warning Options): Clarify that
9208 -Wstrict-overflow does not warn about loops.
9210 2007-04-24 Janis Johnson <janis187@us.ibm.com>
9212 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
9213 expand on the comment about _Decimal128 arguments and check the
9214 integer result of the modulus operation; for 64-bit ELF ABI, ensure
9215 that _Decimal128 argument uses even/odd register pair.
9216 (function_arg): Ditto.
9218 2007-04-24 Hui-May Chang <hm.chang@apple.com>
9220 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
9221 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
9223 2007-04-24 Richard Guenther <rguenther@suse.de>
9224 Olga Golovanevsky <olga@il.ibm.com>
9226 * fold-const.c (multiple_of_p): Check for bottom
9229 2007-04-24 Richard Henderson <rth@redhat.com>
9231 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
9232 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
9233 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
9234 looking for non-zero bits shifted out. Avoid a recursive call
9235 when constructing the scalar.
9236 (__floatundisf): Likewise.
9238 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
9240 * dwarf2out.c (field_byte_offset): Move the existing logic
9241 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
9242 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
9244 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9247 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
9248 length argument of 0 for memset.
9249 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
9250 unsigned shift instead of the signed variant.
9252 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9254 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
9255 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
9256 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
9257 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
9258 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
9259 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
9260 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
9261 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
9262 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
9263 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
9264 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
9265 "mul<mode>3", "div<mode>3"): Insn definitions added.
9266 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
9267 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
9268 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
9269 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
9270 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
9271 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
9272 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
9273 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
9274 TARGET_FLOAT_FORMAT): Macro definitions removed.
9275 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
9276 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
9277 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
9278 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
9279 (s390_gen_rtx_const_DI): Function removed.
9280 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
9282 2007-04-24 Richard Sandiford <richard@codesourcery.com>
9284 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
9285 over an external ffs function.
9287 2007-04-24 Chao-ying Fu <fu@mips.com>
9288 Richard Sandiford <richard@nildram.co.uk>
9290 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
9291 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
9292 (smadd_widen_optab, umadd_widen_optab): Define.
9293 * optabs.c (init_optabs): Initialize smadd_widen_optab and
9295 * genopinit.c (optabs): Fill in smadd_widen_optab and
9297 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
9298 and umadd_widen_optab to implement multiply-add sequences.
9299 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
9300 (<u>maddsidi4): ...this. Extend condition to include
9301 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
9302 of operand 0 to "ka" and use the three-operand form of madd<u>
9304 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
9306 * config/mips/constraints.md (ka): New register constraint.
9308 2007-04-24 Jan Hubicka <j@suse.cz>
9312 2007-04-23 Jan Hubicka <jh@suse.cz>
9313 * function.c (init_function_start): Don't init line number info.
9314 (expand_function_end): Update.
9315 (reset_block_changes, record_block_change, finalize_block_changes,
9316 check_block_change, free_block_changes): Kill.
9317 * function.h (reset_block_changes, record_block_change,
9318 finalize_block_changes, check_block_change, free_block_changes):
9320 (struct function): Remove ib_boundaries_block.
9321 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
9322 Use curr_insn_locator to initialize locator.
9323 (emit_line_note): Remove.
9324 * cfgexpand.c (expand_gimple_cond_expr): Update.
9325 (construct_exit_block): Likewise.
9326 (tree_expand_cfg): Initialize/finalize locators.
9327 * expr.c (expand_expr_real): Update.
9328 * cfglayout.c (line_locators_locs, line_locators_lines,
9329 file_locators_locs, file_locators_files): Remove.
9330 (set_block_levels): Move to cfgexpand.c.
9331 (insn_locators_initialize): Remove.
9332 (pass_insn_locators_initialize): Remove.
9333 (locations_locators_locs, locations_locators_vals): New static vars.
9334 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
9336 (insn_locators_alloc, insn_locators_finalize,
9337 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9339 (locator_location): New.
9340 (locator_line, locator_file): Rewrite.
9341 * rtl.h (emit_line_note): Kill.
9342 (insn_locators_alloc, insn_locators_finalize,
9343 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9345 * tree-inline.c (initialize_cfun): Do not initialize
9346 ib_boundaries_block.
9347 * passes.c (pass_insn_locators_initialize): Remove.
9349 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
9351 * doc/invoke.texi: Removed leading '-' from option index entries.
9353 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
9355 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
9357 (create_phi_node): Use set_phi_nodes.
9358 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
9359 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
9360 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
9361 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
9362 (bsi_start, bsi_last): Use bb_stmt_list.
9363 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
9364 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
9365 Traverse the statements using tsi iterator.
9366 * basic-block.h (struct basic_block_def): Fields stmt_list
9367 and phi_nodes moved to ...
9368 (struct tree_bb_info): ... new structure.
9369 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
9370 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
9371 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
9372 (tree_verify_flow_info): Verify that il.tree is not set for
9373 entry and exit block.
9374 (tree_split_block): Use set_bb_stmt_list.
9376 2007-04-23 Mike Stump <mrs@apple.com>
9378 * config/i386/i386.c (ix86_tune_features
9379 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
9382 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
9384 * config/i386/i386.md (prefix_extra): New attribute.
9385 (length): Add prefix_extra.
9387 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
9388 (sse2_movntv2di): Likewise.
9389 (sse2_cvtps2dq): Likewise.
9390 (sse2_cvtpd2pi): Likewise.
9391 (sse2_cvttpd2pi): Likewise.
9392 (*sse2_cvtpd2ps): Likewise.
9393 (*add<mode>3): Likewise.
9394 (sse2_ssadd<mode>3): Likewise.
9395 (sse2_usadd<mode>3): Likewise.
9396 (*sub<mode>3): Likewise.
9397 (sse2_sssub<mode>3): Likewise.
9398 (sse2_ussub<mode>3): Likewise.
9399 (*mulv8hi3): Likewise.
9400 (*smulv8hi3_highpart): Likewise.
9401 (*umulv8hi3_highpart): Likewise.
9402 (sse2_umulv2siv2di3): Likewise.
9403 (sse2_pmaddwd): Likewise.
9404 (ashr<mode>3): Likewise.
9405 (lshr<mode>3): Likewise.
9406 (ashl<mode>3): Likewise.
9407 (sse2_ashlti3): Likewise.
9408 (sse2_lshrti3): Likewise.
9409 (*umaxv16qi3): Likewise.
9410 (*smaxv8hi3): Likewise.
9411 (*uminv16qi3): Likewise.
9412 (*sminv8hi3): Likewise.
9413 (sse2_eq<mode>3): Likewise.
9414 (sse2_gt<mode>3): Likewise.
9415 (*and<mode>3): Likewise.
9416 (sse2_nand<mode>3): Likewise.
9417 (*ior<mode>3): Likewise.
9418 (*xor<mode>3): Likewise.
9419 (sse2_packsswb): Likewise.
9420 (sse2_packssdw): Likewise.
9421 (sse2_packuswb): Likewise.
9422 (sse2_punpckhbw): Likewise.
9423 (sse2_punpcklbw): Likewise.
9424 (sse2_punpckhwd): Likewise.
9425 (sse2_punpcklwd): Likewise.
9426 (sse2_punpckhdq): Likewise.
9427 (sse2_punpckldq): Likewise.
9428 (sse2_punpckhqdq): Likewise.
9429 (sse2_punpcklqdq): Likewise.
9430 (*sse2_pinsrw): Likewise.
9431 (*sse2_pextrw): Likewise.
9432 (sse2_pshufd_1): Likewise.
9433 (sse2_uavgv16qi3): Likewise.
9434 (sse2_uavgv8hi3): Likewise.
9435 (sse2_psadbw): Likewise.
9436 (sse2_pmovmskb): Likewise.
9437 (*sse2_maskmovdqu): Likewise.
9438 (*sse2_maskmovdqu_rex64): Likewise.
9439 (sse4a_extrqi): Likewise.
9440 (sse4a_extrq): Likewise.
9441 (sse3_lddqu): Set prefix_rep.
9442 (sse3_addsubv4sf3): Likewise.
9443 (sse3_haddv4sf3): Likewise.
9444 (sse3_hsubv4sf3): Likewise.
9445 (sse_cvtss2si): Likewise.
9446 (sse_cvtss2si_2): Likewise.
9447 (sse_cvtss2siq): Likewise.
9448 (sse_cvtss2siq_2): Likewise.
9449 (sse_cvttss2si): Likewise.
9450 (sse_cvttss2siq): Likewise.
9451 (sse2_cvttps2dq): Likewise.
9452 (sse3_movshdup): Likewise.
9453 (sse3_movsldup): Likewise.
9454 (sse2_cvtsd2si): Likewise.
9455 (sse2_cvtsd2si_2): Likewise.
9456 (sse2_cvtsd2siq): Likewise.
9457 (sse2_cvtsd2siq_2): Likewise.
9458 (sse2_cvttsd2si): Likewise.
9459 (sse2_cvttsd2siq): Likewise.
9460 (*sse2_cvtpd2dq): Likewise.
9461 (*sse2_cvttpd2dq): Likewise.
9462 (sse2_pshuflw_1): Likewise.
9463 (sse2_pshufhw_1): Likewise.
9464 (sse4a_insertqi): Likewise.
9465 (sse4a_insertq): Likewise.
9466 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
9467 (ssse3_phadddv4si3): Likewise.
9468 (ssse3_phaddswv8hi3): Likewise.
9469 (ssse3_phsubwv8hi3): Likewise.
9470 (ssse3_phsubdv4si3): Likewise.
9471 (ssse3_phsubswv8hi3): Likewise.
9472 (ssse3_pmaddubswv8hi3): Likewise.
9473 (ssse3_pmulhrswv8hi3): Likewise.
9474 (ssse3_pshufbv16qi3): Likewise.
9475 (ssse3_psign<mode>3): Likewise.
9476 (ssse3_palignrti): Likewise.
9477 (abs<mode>2): Likewise.
9478 (ssse3_phaddwv4hi3): Set prefix_extra.
9479 (ssse3_phadddv2si3): Likewise.
9480 (ssse3_phaddswv4hi3): Likewise.
9481 (ssse3_phsubwv4hi3): Likewise.
9482 (ssse3_phsubdv2si3): Likewise.
9483 (ssse3_phsubswv4hi3): Likewise.
9484 (ssse3_pmaddubswv4hi3): Likewise.
9485 (ssse3_pmulhrswv4hi3): Likewise.
9486 (ssse3_pshufbv8qi3): Likewise.
9487 (ssse3_psign<mode>3): Likewise.
9488 (ssse3_palignrdi): Likewise.
9489 (abs<mode>2): Likewise.
9490 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
9491 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
9492 (sse2_pmovmskb): Set mode to SI instead of V2DF.
9494 2007-04-23 Nick Clifton <nickc@redhat.com>
9496 * params.def: Fix formatting of emacs local variables.
9498 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
9500 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
9501 move if inter-unit move isn't allowed.
9502 Don't split moving the first element of V2DI to DI to inter-unit
9503 move if inter-unit move isn't allowed.
9505 2007-04-23 Richard Guenther <rguenther@suse.de>
9507 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
9508 and CDI_POST_DOMINATORS separately.
9510 2007-04-23 Nick Clifton <nickc@redhat.com>
9512 * c.opt (Wformat-contains-nul): Add warning attribute.
9514 2007-04-23 Jan Hubicka <jh@suse.cz>
9516 * function.c (init_function_start): Don't init line number info.
9517 (expand_function_end): Update.
9518 (reset_block_changes, record_block_change, finalize_block_changes,
9519 check_block_change, free_block_changes): Kill.
9520 * function.h (reset_block_changes, record_block_change,
9521 finalize_block_changes, check_block_change, free_block_changes):
9523 (struct function): Remove ib_boundaries_block.
9524 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
9525 Use curr_insn_locator to initialize locator.
9526 (emit_line_note): Remove.
9527 * cfgexpand.c (expand_gimple_cond_expr): Update.
9528 (construct_exit_block): Likewise.
9529 (tree_expand_cfg): Initialize/finalize locators.
9530 * expr.c (expand_expr_real): Update.
9531 * cfglayout.c (line_locators_locs, line_locators_lines,
9532 file_locators_locs, file_locators_files): Remove.
9533 (set_block_levels): Move to cfgexpand.c.
9534 (insn_locators_initialize): Remove.
9535 (pass_insn_locators_initialize): Remove.
9536 (locations_locators_locs, locations_locators_vals): New static vars.
9537 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
9539 (insn_locators_alloc, insn_locators_finalize,
9540 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9542 (locator_location): New.
9543 (locator_line, locator_file): Rewrite.
9544 * rtl.h (emit_line_note): Kill.
9545 (insn_locators_alloc, insn_locators_finalize,
9546 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9548 * tree-inline.c (initialize_cfun): Do not initialize
9549 ib_boundaries_block.
9550 * passes.c (pass_insn_locators_initialize): Remove.
9552 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9555 * expr.c (reduce_to_bit_field_precision): Handle
9558 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
9560 PR tree-optimization/24659
9561 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
9562 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
9563 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
9564 * genopinit.c (optabs): Rename vec_pack_mod_optab
9565 to vec_pack_trunc_optab.
9566 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
9567 early for scalar floating point operands for NOP_EXPR.
9568 (vectorizable_type_promotion): Ditto.
9569 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
9570 vec_pack_trunc_optab.
9571 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
9573 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
9574 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
9575 Rename from VEC_PACK_MOD_EXPR.
9576 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
9577 * expr.c (expand_expr_real_1): Ditto.
9578 * tree-inline.c (estimate_num_insns_1): Ditto.
9579 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9581 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
9582 (vec_unpacks_lo_v4sf): Ditto.
9583 (vec_pack_trunc_v2df): Ditto.
9584 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
9585 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
9586 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
9588 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
9590 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
9592 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
9593 Rename from VEC_PACK_MOD_EXPR. This expression also represent
9594 packing of floating point operands.
9595 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
9596 represent unpacking of floating point operands.
9597 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
9598 [vec_unpacks_hi]: Ditto.
9599 [vec_unpacks_lo]: Ditto.
9601 2007-04-22 Jan Hubicka <jh@suse.cz>
9603 * final.c (rest_of_handle_final): Call
9604 targetm.asm_out.constructor/targetm.asm_out.destructor
9605 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
9606 proper priority via decl_*_priority_insert.
9607 * c-common.c (c_expand_body): Likewise.
9609 2007-04-22 Richard Guenther <rguenther@suse.de>
9611 PR tree-optimization/29789
9612 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
9613 (rewrite_reciprocal): New helper split out from
9614 determine_invariantness_stmt.
9615 (rewrite_bittest): Likewise.
9616 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
9617 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
9620 2007-04-22 Revital Eres <eres@il.ibm.com>
9622 * loop-unroll.c (var_to_expand): New field to support also
9623 insns of the form x = something + x.
9624 (analyze_insn_to_expand_var): Use it.
9625 (expand_var_during_unrolling): Likewise.
9627 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
9629 * predict.c: Include pointer-set.h.
9630 (bb_predictions): New variable.
9631 (tree_predicted_by_p, tree_predict_edge,
9632 remove_predictions_associated_with_edge): Use bb_predictions map
9633 instead of bb->predictions.
9634 (clear_bb_predictions, assert_is_empty): New functions.
9635 (combine_predictions_for_bb): Use bb_predictions map. Call
9636 clear_bb_predictions.
9637 (tree_estimate_probability): Create and free bb_predictions map.
9638 * Makefile.in (predict.o): Add pointer-set.h dependency.
9639 * basic-block.h (struct basic_block_def): Remove predictions
9641 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
9643 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
9646 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
9649 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9651 * timevar.c (timevar_print): Change reference of --disable-checking to
9652 --enable-checking=release. Also warn if assert checking is disabled.
9654 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9657 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
9658 decl as addressable if the compound literal was marked as
9660 Mark the decl as a gimple register if it is a complex or
9661 vector decl and does not live in memory.
9663 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9665 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
9666 (GENERIC_NEXT): New function macro.
9667 (PHI_CHAIN): Use phi_node's new chain variable.
9668 (tree_phi_node): Change tree_common to tree_base
9669 and add the chain field.
9670 * tree-phinodes.c (make_phi_node): Don't set
9671 TREE_TYPE on the new node.
9672 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
9673 instead of checking GIMPLE_TUPLE_P in chain_next.
9674 * tree-vect-transform.c
9675 (get_initial_def_for_induction): Look at
9676 PHI_RESULT_TREE for the type of the phi node.
9677 (update_vuses_to_preheader): Use PHI_CHAIN
9678 instead of TREE_CHAIN on the phi node.
9679 * tree-ssa-structalias.c (compute_points_to_sets):
9681 (ipa_pta_execute): Likewise.
9683 2007-04-21 Richard Guenther <rguenther@suse.de>
9686 * fold-const.c (fold_unary): Call fold_convert_const on the
9689 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
9691 * gcse.c (store_killed_in_insn): Handle PARALLELs.
9692 (store_killed_in_pat): New.
9694 2007-04-20 Richard Henderson <rth@redhat.com>
9697 * config/i386/i386.c (type_has_variadic_args_p): Look for any
9698 TREE_LIST with a void_type_node value, not void_list_node exactly.
9700 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
9702 * doc/standards.texi: Re-arrange into language-specific
9703 subsections. Add a C++ section, documenting which standards we
9706 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
9708 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
9709 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
9711 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
9713 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
9714 ecrti.o and crtbegin.o.
9715 (LIB_DEFAULT_SPEC): Include -lc.
9716 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
9718 2007-04-20 Richard Henderson <rth@redhat.com>
9721 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
9722 argument; update all callers.
9723 (get_unaligned_offset): New.
9724 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
9725 get_unaligned_address, just pass on the address directly.
9726 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
9727 the subreg in the helper patterns.
9728 (unaligned_extendqidi_le): Use get_unaligned_offset.
9729 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
9730 (unaligned_extendhidi_be): Likewise.
9731 (unaligned_extendhidi): Tidy.
9732 * config/alpha/alpha-protos.h: Update.
9734 2007-04-20 Richard Henderson <rth@redhat.com>
9736 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
9737 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
9738 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
9739 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9740 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9741 (CPP_SPEC): Don't include %(cpp_subtarget).
9742 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
9743 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9744 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
9746 2007-04-20 Jakub Jelinek <jakub@redhat.com>
9748 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
9749 for __builtin_ia32_cmpordss.
9751 PR tree-optimization/31632
9752 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
9753 and arg1 for optimizations of comparison against min/max values.
9754 Fold arg0 to arg1's type for optimizations of comparison against
9755 min+1 and max-1 values.
9757 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
9759 * reload.c (combine_reloads): When trying to use a dying register,
9760 check whether it's uninitialized and don't use if so.
9762 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
9764 * fold-const.c: Remove prototypes for native_encode_expr and
9765 native_interpret_expr.
9766 (native_encode_expr): Make non-static.
9767 (native_interpret_expr): Likewise.
9768 * tree.h: Add prototypes for the above.
9770 2007-04-19 Joseph Myers <joseph@codesourcery.com>
9772 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
9773 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
9774 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
9775 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
9776 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
9777 Add length attributes.
9779 2007-04-19 Janis Johnson <janis187@us.ibm.com>
9781 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
9784 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
9785 __STDC_WANT_DEC_FP__.
9787 2007-04-19 Joseph Myers <joseph@codesourcery.com>
9789 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
9790 for long double compatibility.
9791 * configure: Regenerate.
9793 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
9795 PR rtl-optimization/29841
9796 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
9798 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
9799 that may cause control flow transfer from being moved.
9801 2007-04-18 Jan Hubicka <jh@suse.cz>
9803 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
9806 2007-04-18 Eric Christopher <echristo@apple.com>
9808 * config/rs6000/darwin.md (load_macho_picbase): Use link register
9809 only. Update operands.
9810 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
9811 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
9812 link register to pic register.
9814 2007-04-18 Dirk Mueller <dmueller@suse.de>
9817 * tree-vrp.c (search_for_addr_array): New.
9818 (check_array_bounds): Suppress warning about
9819 address taken of array refs if its not de-referenced.
9821 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9823 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
9824 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
9826 * tree-vectorizer.h (NITERS_KNOWN_P): New.
9827 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
9828 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
9830 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
9832 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
9834 (vect_analyze_scalar_cycles): Fix indentation.
9835 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
9836 (vect_mark_relevant): Include phis in relevance analysis.
9838 * tree-vect-transform.c (vect_transform_loop): Add an assert.
9840 2007-04-18 Anatoly Sokolov <aesok@post.ru>
9842 * config/avr/avr.c (ptrreg_to_str): Replace error() with
9843 output_operand_lossage().
9845 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9847 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
9848 the unused code for reduction without adjust-in-epilog to simplify the
9851 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
9853 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
9854 (S390_TDC_NEGATIVE_ZERO): New constant.
9855 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
9856 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
9857 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
9858 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
9859 (S390_TDC_POSITIVE_INFINITY): New constant.
9860 (S390_TDC_NEGATIVE_INFINITY): New constant.
9861 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
9862 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
9863 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
9864 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
9865 (S390_TDC_INFINITY): New constant.
9866 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
9867 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
9868 optimization for UNSPEC_CCZ_TO_INT.
9869 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
9870 ("*ccz_to_int"): New insn.
9871 ("isinf<mode>2"): New insn.
9872 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
9873 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
9874 (UNSPEC_CCZ_TO_INT): New constant.
9876 2007-04-18 Richard Guenther <rguenther@suse.de>
9878 PR tree-optimization/19431
9879 PR tree-optimization/21463
9880 * tree-pass.h (pass_phiprop): Declare.
9881 * passes.c (init_optimization_passes): New phiprop pass.
9882 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
9883 (phivn_valid_p): New helper function.
9884 (phiprop_insert_phi): Likewise.
9885 (propagate_with_phi): Likewise.
9886 (tree_ssa_phiprop): New propagator propagating loads
9887 through phi nodes if profitable.
9889 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9891 * tree-vect-analyze.c (process_use): New function.
9892 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
9893 Check phis in all bbs.
9894 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
9897 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
9899 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
9902 2007-04-17 Anatoly Sokolov <aesok@post.ru>
9905 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
9908 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
9910 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
9912 (sse_vmmulv4sf3): Likewise.
9913 (sse2_vmaddv2df3): Likewise.
9914 (sse2_vmmulv2df3): Likewise.
9916 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
9918 PR rtl-optimization/31360
9919 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
9920 (target_reg_cost): New.
9921 (init_set_costs): Initialize target_reg_cost. Add comments
9922 regarding the rationale of the costs.
9923 (global_cost_for_size): Renamed to...
9924 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
9925 of register pressure.
9926 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
9927 estimate_reg_pressure_cost. Add number of ivs.
9928 (determine_set_costs): Dump target_reg_cost.
9929 * loop-invariant.c (gain_for_invariant): Use
9930 estimate_reg_pressure_cost. Removed n_inv_uses argument.
9931 (best_gain_for_invariant, find_invariants_to_move): Remove
9933 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
9934 (target_reg_cost): Declare.
9935 (global_cost_for_size): Declaration removed.
9936 (estimate_reg_pressure_cost): Declare.
9938 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
9940 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
9941 regnos into even/odd register pairs.
9942 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
9943 TDmode similar to the other floating point modes.
9944 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
9945 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
9947 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
9948 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
9949 (movdd_hardfloat64): Use TARGET_MFPGPR.
9951 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
9953 * reload1.c (delete_output_reload): Don't count output in n_inherited.
9956 2005-01-05 Richard Henderson <rth@redhat.com>
9958 * reload1.c (do_input_reload): Restrict the optimization deleteing
9959 a previous output reload to RELOAD_FOR_INPUT.
9961 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
9963 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
9964 induc_vec_info_type.
9965 (vectorizable_induction): New function declaration.
9966 * tree-vect-transform.c (get_initial_def_for_induction): No need to
9967 check if already vectorized. Find first place in BB where new stmts
9968 can be inserted. Takes only one argument.
9969 (vectorizable_induction): New function.
9970 (vect_transform_stmt): Add case for induc_vec_info_type to call
9971 vectorizable_induction.
9972 (vect_transform_loop): Consider phis for vectorization.
9973 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
9975 (analyze_operations): Call vectorizable_induction when analyzing phis.
9977 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
9978 (vect_mark_relevant): Include phis in relevance analysis.
9979 (vect_mark_stmts_to_be_vectorize): Likewise.
9980 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
9982 2007-04-16 Lawrence Crowl <crowl@google.com>
9984 * doc/invoke.texi (Debugging Options): Add documentation for the
9985 -femit-struct-debug options -femit-struct-debug-baseonly,
9986 -femit-struct-debug-reduced, and
9987 -femit-struct-debug-detailed[=...].
9989 * c-opts.c (c_common_handle_option): Add
9990 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
9991 and OPT_femit_struct_debug_detailed_.
9992 * c.opt: Add specifications for
9993 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
9994 and -femit-struct-debug-detailed[=...].
9995 * opts.c (set_struct_debug_option): Parse the
9996 -femit-struct-debug-... options.
9997 * opts.c (matches_main_base, main_input_basename,
9998 main_input_baselength, base_of_path, matches_main_base): Add
9999 variables and functions to compare header base name to compilation
10001 * opts.c (should_emit_struct_debug): Add to determine to emit a
10002 structure based on the option.
10003 (dump_struct_debug) Also disabled function to debug this
10005 * opts.c (handle_options): Save the base name of the
10008 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
10009 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
10010 This hook indicates if a type is generic. Set it by default
10011 to "never generic".
10012 * langhooks.h (struct lang_hooks_for_types): Add a new hook
10013 to determine if a struct type is generic or not.
10014 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
10015 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
10016 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
10017 with live C++ hook.
10019 * flags.h (enum debug_info_usage): Add an enumeration to describe
10020 a program's use of a structure type.
10021 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
10022 to indicate the program's usage of the type. Filter structs based
10023 on the -femit-struct-debug-... specification.
10024 (gen_type_die): Split into two routines, gen_type_die and
10025 gen_type_die_with_usage. gen_type_die is now a wrapper
10026 that assumes direct usage.
10027 (gen_type_die_with_usage): Replace calls to gen_type_die
10028 with gen_type_die_with_usage adding the program usage of
10029 the referenced type.
10030 (dwarf2out_imported_module_or_decl): Suppress struct debug
10031 information using should_emit_struct_debug when appropriate.
10033 2007-04-16 Ian Lance Taylor <iant@google.com>
10035 PR tree-optimization/31522
10036 * tree-vrp.c (vr_phi_edge_counts): New static variable.
10037 (vrp_initialize): Allocate vr_phi_edge_counts.
10038 (vrp_visit_phi_node): Don't push to infinity if we saw a new
10039 executable edge. Drop test for all constants.
10040 (vrp_finalize): Free vrp_phi_edge_counts.
10042 * doc/cpp.texi (Common Predefined Macros): Clarify description of
10043 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10045 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
10046 predecessors at head rather than tail.
10048 2007-04-16 Matthias Klose <doko@debian.org>
10050 * config/alpha/linux.h (CPP_SPEC): Define.
10051 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
10053 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
10055 * function.h: Remove sequence_stack extern declaration.
10057 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
10059 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
10061 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
10064 2007-04-16 Anatoly Sokolov <aesok@post.ru>
10066 * config/avr/avr.c (avr_arch_types): Rearranging array.
10067 (enum avr_arch): Add.
10068 (avr_mcu_types): Use avr_arch enumeration constants instead of
10070 * config/avr/avr.h (LINK_SPEC): Simplify.
10072 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
10074 * config/m68k/m68k.c (m68k_libcall_value,
10075 m68k_function_value): Use macros for register names more.
10077 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
10079 (M68K_REGNAME): Use A6_REG.
10080 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
10082 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10084 PR middle-end/28071
10085 * sched-int.h (struct deps): Split field 'pending_lists_length' into
10086 'pending_read_list_length' and 'pending_write_list_length'. Update
10088 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
10089 to handle two length counters instead of one. Update all uses.
10090 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
10091 two length counters instead of one.
10092 * sched-rgn.c (propagate_deps): Update to handle two length counters
10095 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
10098 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
10099 copy of source, pass it to ix86_expand_vector_set and return
10102 2007-04-16 David Ung <davidu@mips.com>
10103 Joseph Myers <joseph@codesourcery.com>
10105 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
10106 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
10107 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
10108 Add 74K processor information.
10109 * config/mips/mips.md: Include 74k.md.
10110 (cpu): Add 74kc,74kf,74kx.
10111 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
10112 * config/mips/74k.md: New.
10113 * doc/invoke.texi (MIPS Options): Document 74K support.
10115 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
10117 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
10118 vectorizable_* functions.
10119 * tree-vect-transform.c (vectorizable_call): Add check for
10120 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
10121 (vectorizable_store): likewise.
10122 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
10124 (vectorizable_operation, vectorizable_type_demotion): Likewise.
10125 (vectorizable_type_promotion, vectorizable_load): Likewise.
10126 (vectorizable_live_operation, vectorizable_condition): Likewise.
10127 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
10129 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
10131 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10133 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
10134 register numbers more.
10135 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
10136 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
10137 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
10138 FUNCTION_VALUE_REGNO_P): Likewise.
10139 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
10140 STATIC_CHAIN_REGNUM): Likewise.
10141 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
10142 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
10143 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
10144 * config/m68k/m68k.md (FP_REG): New.
10146 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10148 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
10151 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10153 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
10154 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
10157 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10159 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
10162 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
10165 * c-decl.c (finish_decl): Grab the type of the decl after the call
10166 to store_init_value.
10168 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
10170 * common.opt (fforward-propagate): Fix "Optimization" annotation.
10172 2007-04-14 Jakub Jelinek <jakub@redhat.com>
10175 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
10176 dominators, post dominators and cleanup cfg before returning.
10178 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
10180 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
10181 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
10183 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
10185 * config.gcc: Recognize fido.
10186 * config/m68k/m68k-devices.def (fidoa): New.
10187 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
10189 (FL_FIDOA, TARGET_FIDOA): New.
10190 * config/m68k/m68k.opt (mfidoa): New.
10192 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10194 PR middle-end/31322
10195 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
10196 when a personality function is used.
10198 2007-04-13 Bob Wilson <bob.wilson@acm.org>
10200 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
10202 2007-04-13 Mike Stump <mrs@apple.com>
10204 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
10206 * config/darwin.opt (fapple-kext): Make C++ only.
10207 * config/darwin.c (darwin_override_options): Remove code to ensure
10208 -fapple-kext is given for C++ only.
10210 2007-04-13 Richard Sandiford <richard@codesourcery.com>
10212 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
10213 * config/mips/mips.c (override_options): Call
10214 SUBTARGET_OVERRIDE_OPTIONS, if defined.
10216 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
10218 * config/i386/i386.opt (msvr3-shlib): Removed.
10220 * doc/invoke.texi: Remove -msvr3-shlib.
10222 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
10224 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
10225 with "popcnt" instruction.
10227 2007-04-13 Richard Guenther <rguenther@suse.de>
10229 PR tree-optimization/21258
10230 * tree-vrp.c (compare_case_labels): New helper.
10231 (find_switch_asserts): New function.
10232 (find_assert_locations): Call it for SWITCH_EXPRs.
10234 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
10236 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
10237 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
10238 check is now implied in X87_FLOAT_MODE_P.
10239 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
10240 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
10241 (fix_trunc<mode>_i386_fisttp): Ditto.
10242 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
10243 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
10244 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
10245 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
10246 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
10247 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
10248 (unnamed_splitters): Ditto.
10249 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
10250 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
10251 FIRST_SSE_REG for local functions when SSE math is enabled or
10252 for functions with sseregparm attribute.
10253 (standard_80387_constant_p): Return -1 if mode is not
10255 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
10256 (ix86_expand_compare): Ditto.
10257 (ix86_expand_carry_flag_compare): Ditto.
10258 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
10259 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
10260 DECIMAL_FLOAT_MODE_P.
10261 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
10262 of SCALAR_FLOAT_MODE_P.
10263 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
10264 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
10265 checks before FLOAT_MODE_P.
10266 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
10267 before FLOAT_MODE_P.
10272 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
10274 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
10275 Charles Wilson <libtool@cwilson.fastmail.fm>
10277 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
10278 (libgcc.mvars): Don't depend on them.
10279 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
10280 * exec-tool.in: New.
10282 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
10284 * doc/invoke.text (--help): Document --help=common.
10286 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
10288 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
10290 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10292 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
10293 * genemit.c (main): Emit #include "integrate.h".
10294 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
10295 (LOADGP_RTP): New mips_loadgp_style.
10296 * config/mips/mips.h: Include config/vxworks-dummy.h.
10297 (TARGET_RTP_PIC): New macro.
10298 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
10299 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
10300 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
10301 for TARGET_RTP_PIC.
10302 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
10303 -mvxworks-pic when using -mrtp and a PIC option.
10304 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
10306 (mips_symbolic_constant_p, mips_symbolic_address_p)
10307 (mips_symbol_insns): Handle SYMBOL_HALF.
10308 (override_options): Warn about -G and -mrtp being used together.
10309 Initialize mips_lo_relocs[SYMBOL_HALF].
10310 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
10311 (mips_emit_loadgp): Handle LOADGP_RTP.
10312 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
10313 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
10314 (tablejump): Handle function-relative case table entries if
10316 * config/mips/predicates.md (symbol_ref_operand): New predicate.
10318 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10320 * config/mips/mips.md (load_call<mode>): Allow any general register.
10322 (sibcall_value_internal, sibcall_value_multiple_internal)
10323 (call_value_internal, call_value_split, call_value_multiple_internal)
10324 (call_value_multiple_split): Remove constraints from operand 0.
10326 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10328 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
10329 rather than loadgp_noshared.
10330 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
10331 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
10333 * config/mips/mips.md (loadgp): Rename to...
10334 (loadgp_newabi): ...this.
10335 (loadgp_noshared): Rename to...
10336 (loadgp_absolute): ...this.
10338 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10340 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
10341 false for locally-binding symbols.
10342 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
10344 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10346 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
10347 (SYMBOL_GOT_PAGE_OFST): ...this.
10348 (SYMBOL_GOT_GLOBAL): Rename to...
10349 (SYMBOL_GOT_DISP): ...this.
10350 (SYMBOL_GOTOFF_GLOBAL): Rename to...
10351 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
10352 * config/mips/mips.c (mips_global_symbol_p): New function.
10353 (mips_symbol_binds_local_p): Likewise.
10354 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
10355 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
10356 mips_global_symbol_p and mips_symbol_binds_local_p.
10357 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
10358 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
10359 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
10360 SYMBOL_GOTOFF_DISP.
10361 (mips_ok_for_lazy_binding_p): New function.
10362 (mips_load_call_address, mips_expand_call): Use it.
10363 (mips_dangerous_for_la25_p): Likewise.
10364 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
10365 (*got_disp<mode>): Use got_disp_operand instead of
10366 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
10367 SYMBOL_GOTOFF_GLOBAL.
10368 (*got_page<mode>): Use got_page_ofst_operand instead of
10370 * config/mips/predicates.md (const_call_insn_operand): Use
10371 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
10372 (global_got_operand): Rename to...
10373 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
10375 (local_got_operand): Rename to...
10376 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
10377 of SYMBOL_GOT_LOCAL.
10379 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10381 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
10382 TARGET_CALL_CLOBBERED_GP.
10383 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10384 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
10385 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
10386 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
10387 of TARGET_ABICALLS && !TARGET_NEWABI.
10388 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10389 * config/mips/mips.c (mips_load_call_address): Check
10390 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
10391 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10392 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
10393 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
10394 TARGET_ABICALLS && TARGET_NEWABI.
10395 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
10397 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
10398 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
10399 TARGET_ABICALLS && TARGET_NEWABI.
10400 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
10401 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
10402 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
10403 whether indirect calls must use $25.
10404 (mips_extra_live_on_entry): Check TARGET_GOT instead of
10406 * config/mips/mips.md (jal_macro): Check flag_pic and
10407 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
10408 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
10409 instead of TARGET_ABICALLS.
10410 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
10411 TARGET_ABICALLS && TARGET_OLDABI.
10412 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10413 (sibcall): In the comment above the define_insn, mention
10414 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
10415 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
10416 instead of TARGET_ABICALLS.
10418 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
10420 * doc/md.texi (Blackfin family constraints): Document PA and PB.
10421 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
10422 (MACFLAGS_MATCH_P): New macro.
10423 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
10424 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
10425 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
10426 the other MACFLAG constants.
10427 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
10428 (flag_machi): Tighten constraints. Renumber some of the operands.
10429 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
10431 (flag_machi_parts_acconly): New pattern.
10432 (flag_macinithi): Tighten constraints. Allow any accumulator to be
10434 (flag_macinit1hi): Tighten constraints.
10435 (flag_mul_macv2hi_parts_acconly): New pattern.
10437 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
10438 Use a more efficient implementation.
10439 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
10440 inline sequences when not optimizing for size.
10442 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
10443 movhi_high2low): Delete, merge functionality into...
10444 (packv2hi): ... this pattern.
10446 2007-02-11 Jie Zhang <jie.zhang@analog.com>
10447 * config/bfin/bfin.opt (msim): New option.
10448 (mcpu=): New option.
10449 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
10450 (bfin_cpu_t): Typedef of enum bfin_cpu.
10451 (bfin_cpu_type): New declaration.
10452 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
10453 -msim and -mcpu= options.
10454 (LIB_SPEC): Likewise.
10455 * config/bfin/bfin.c (bfin_cpu_type): Define.
10456 (bfin_handle_option): Handle -mcpu= option.
10457 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
10458 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
10459 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
10461 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10463 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
10464 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
10465 (powerpc-wrs-vxworksae): Use ${tm_file}.
10466 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
10467 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
10468 * config/i386/vx-common.h: New file.
10470 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10472 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
10475 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
10477 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
10480 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
10484 * c-common.c (c_build_qualified_type): Set canonical type
10487 2007-04-12 Richard Guenther <rguenther@suse.de>
10489 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
10490 lower bound and element size if lower bound is not zero
10491 or either of the ARRAY_REF operands is set.
10493 2007-04-12 Richard Guenther <rguenther@suse.de>
10495 PR tree-optimization/24689
10496 PR tree-optimization/31307
10497 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
10499 * gimplify.c (canonicalize_addr_expr): To be consistent with
10500 gimplify_compound_lval only set operands two and three of
10501 ARRAY_REFs if they are not gimple_min_invariant. This makes
10502 it never at this place.
10503 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
10505 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10507 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
10508 null before emitting a .nsubspa directive.
10510 2007-04-11 Diego Novillo <dnovillo@redhat.com>
10512 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
10513 need_to_partition_p if there are no memory statements in the
10516 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10518 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
10519 (gcd_of_steps_may_divide_p): New function.
10520 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
10522 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10524 * reload.c (find_reloads_toplev, find_reloads_address,
10525 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
10526 not a pointer equality test, to decide if we need to call
10527 push_reg_equiv_alt_mem.
10529 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
10531 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
10532 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
10534 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
10536 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10538 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
10539 vector to be positive.
10541 2007-04-11 Diego Novillo <dnovillo@redhat.com>
10545 * doc/invoke.texi: Document --params max-aliased-vops and
10547 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
10548 debug_memory_partitions): Move to tree-flow.h
10549 * params.h (AVG_ALIASED_VOPS): Define.
10550 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
10552 (mp_info_t): Likewise.
10553 (get_mem_sym_stats_for): New.
10554 (set_memory_partition): Move from tree-flow-inline.h.
10555 (mark_non_addressable): Only clear the set of symbols for the
10556 partition if it exists.
10557 (dump_memory_partitions): Move from tree-ssa-operands.c
10558 (debug_memory_partitions): Likewise.
10559 (need_to_partition_p): New.
10560 (dump_mem_ref_stats): New.
10561 (debug_mem_ref_stats): New.
10562 (dump_mem_sym_stats): New.
10563 (debug_mem_sym_stats): New.
10564 (update_mem_sym_stats_from_stmt): New.
10565 (compare_mp_info_entries): New.
10566 (mp_info_cmp): Call it.
10567 (sort_mp_info): Change argument to a list of mem_sym_stats_t
10569 (get_mpt_for): Move from tree-ssa-operands.c.
10570 (find_partition_for): New.
10571 (create_partition_for): Remove.
10572 (estimate_vop_reduction): New.
10573 (update_reference_counts): New.
10574 (build_mp_info): New.
10575 (compute_memory_partitions): Refactor.
10576 Document new heuristic.
10577 Call build_mp_info, update_reference_counts,
10578 find_partition_for and estimate_vop_reduction.
10579 (compute_may_aliases): Populate virtual operands before
10580 calling debugging dumps.
10581 (delete_mem_sym_stats): New.
10582 (delete_mem_ref_stats): New.
10583 (init_mem_ref_stats): New.
10584 (init_alias_info): Call it.
10585 (maybe_create_global_var): Remove alias_info argument.
10586 Get number of call sites and number of pure/const call sites
10587 from gimple_mem_ref_stats().
10588 (dump_alias_info): Call dump_memory_partitions first.
10589 (dump_points_to_info_for): Show how many times a pointer has
10591 * opts.c (decode_options): For -O2 set --param
10592 max-aliased-vops to 500.
10593 For -O3 set --param max-aliased-vops to 1000 and --param
10594 avg-aliased-vops to 3.
10595 * fortran/options.c (gfc_init_options): Remove assignment to
10597 * tree-flow-inline.h (gimple_mem_ref_stats): New.
10598 * tree-dfa.c (dump_variable): Dump memory reference
10600 Dump NO_ALIAS* settings.
10601 (referenced_var_lookup): Tidy.
10602 (mem_sym_stats): New.
10603 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
10604 and ORIG are different SSA names for a memory partition.
10605 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
10606 * tree-flow.h (struct mem_sym_stats_d): Define.
10607 (mem_sym_stats_t): Define.
10608 (struct mem_ref_stats_d): Define.
10609 (struct gimple_df): Add field mem_ref_stats.
10610 (enum noalias_state): Define.
10611 (struct var_ann_d): Add bitfield noalias_state.
10612 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
10613 debug_mem_ref_stats, debug_memory_partitions,
10614 debug_mem_sym_stats): Declare.
10615 * tree-ssa-structalias.c (update_alias_info): Update call
10616 sites, pure/const call sites and asm sites in structure
10617 returned by gimple_mem_ref_stats.
10618 Remove local variable IS_POTENTIAL_DEREF.
10619 Increase NUM_DEREFS if the memory expression is a potential
10621 Call update_mem_sym_stats_from_stmt.
10622 If the memory references memory, call
10623 update_mem_sym_stats_from_stmt for all the direct memory
10624 symbol references found.
10625 (intra_create_variable_infos): Set noalias_state field for
10626 pointer arguments according to the value of
10627 flag_argument_noalias.
10628 * tree-ssa-structalias.h (struct alias_info): Remove fields
10629 num_calls_found and num_pure_const_calls_found.
10630 (update_mem_sym_stats_from_stmt): Declare.
10631 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
10632 Set default value to 100.
10633 (PARAM_AVG_ALIASED_VOPS): Define.
10635 2007-04-11 Richard Guenther <rguenther@suse.de>
10637 PR middle-end/31530
10638 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
10639 a * -b + c as c - a * b if we honor sign dependent rounding.
10641 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10643 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
10644 bfin_expand_strmov.
10645 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
10646 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
10648 (initialize_trampoline): Don't use old-style function definition.
10649 (bfin_secondary_reload): Mark IN_P argument as unused.
10651 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
10653 PR tree-optimization/31343
10654 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
10655 (build_polynomial_chrec): Return a scalar when the evolution is zero.
10656 * testsuite/gcc.dg/vect/pr31343.c: New.
10658 2007-04-10 Eric Christopher <echristo@apple.com>
10660 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
10661 * config/i386/i386.md (*cmpfp0): Use.
10662 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
10663 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
10664 (fix_trunc<mode>_i386_fisttp): Ditto.
10665 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
10666 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
10667 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
10668 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
10669 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
10670 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
10671 (unnamed_splitters): Ditto.
10672 * config/i386/i386.c (output_fix_trunc): Assert that
10673 we're not being passed a TFmode operand.
10675 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
10677 PR tree-optimization/31526
10678 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
10679 n_basic_blocks to find newly added blocks.
10681 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
10683 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
10685 (fix_trunc<mode>si_sse): Ditto.
10686 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
10687 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
10688 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
10689 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
10690 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
10691 expander using SSEMODEF mode macro.
10692 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
10693 expander using SSEMODEF mode macro.
10694 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
10695 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
10696 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
10697 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
10698 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
10699 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
10700 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
10701 Macroize insn using X87MODEF mode macro.
10703 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
10705 * config/i386/sse.md (sse2_pinsrw): Removed.
10706 (sse2_pextrw): Renamed to ...
10707 (*sse2_pextrw): This.
10709 2007-04-09 Jan Hubicka <jh@suse.cz>
10712 * config/i386/sse.md
10713 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
10714 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
10715 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
10716 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
10718 2007-04-09 Jan Hubicka <jh@suse.cz>
10720 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
10721 multiple fields of union.
10723 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
10725 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
10726 (create_preheaders): Check that loops are available.
10727 (fix_loop_structure): Clean up, improve comments.
10728 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
10729 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
10731 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
10732 * predict.c (tree_estimate_probability): Do not call
10733 calculate_dominance_info. Call create_preheaders.
10734 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
10735 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
10737 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
10738 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
10739 * tree-cfg.c (tree_split_edge): Make an assert more precise.
10740 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
10743 2007-04-08 Jan Hubicka <jh@suse.cz>
10745 * tree.h (maybe_fold_offset_to_component_ref): Declare.
10746 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
10747 * fold-const.c (fold_unary): Use it.
10749 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10751 * varasm.c (assemble_variable): Remove call to
10752 lang_hooks.decls.prepare_assemble_variable.
10753 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
10754 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
10755 * langhooks.h (lang_hooks_for_decls): Remove
10756 prepare_assemble_variable.
10758 2007-04-08 Mike Stump <mrs@apple.com>
10760 * config/i386/i386.c: Use inc/dec on Core2.
10762 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
10764 * langhooks.c (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.
10767 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
10768 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
10769 end_inlining hooks.
10770 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
10771 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
10772 lhd_tree_inlining_end_inlining): Remove prototypes.
10773 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
10774 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
10775 LANG_HOOKS_TREE_INLINING_START_INLINING,
10776 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
10778 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
10781 2007-04-08 Anatoly Sokolov <aesok@post.ru>
10784 * config/avr/predicates.md (io_address_operand): Delete predicate.
10785 (low_io_address_operand): Don't use 'mode' argument.
10786 (higth_io_address_operand): Rename ...
10787 (high_io_address_operand): ... to this. Don't use 'mode' argument.
10788 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
10791 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
10793 Revert change removing staticp.
10795 2007-04-07 Anatoly Sokolov <aesok@post.ru>
10798 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
10801 2007-04-07 Bruce Korb <bkorb@gnu.org>
10803 * c.opt: Add -Wformat-contains-nul.
10804 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
10806 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
10807 the NUL byte warning.
10809 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
10811 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
10813 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
10815 * tree.c (staticp): No longer use staticp langhook.
10816 * langhooks.c (lhd_staticp): Removed.
10817 * langhooks.h (struct lang_hooks): Remove staticp.
10818 * c-common.c (c_staticp): Remove.
10819 * c-common.h (c_staticp): Ditto.
10820 * langhooks-defs.h (lhd_staticp): Ditto.
10821 (LHD_HOOKS_STATICP): Ditto
10822 * tree.h (gcc_assert_lowered): New macro.
10824 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10826 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
10827 argument "reliable".
10828 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
10829 Add argument "reliable". Propagate it through calls.
10830 (infer_loop_bounds_from_undefined): Derive number of iterations
10831 estimates from references in blocks that do not dominate loop latch.
10832 (gcov_type_to_double_int): New function.
10833 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
10834 and expected_loop_iterations_unbounded.
10835 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
10836 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
10837 * tree-data-ref.c (estimated_loop_iterations): Export.
10838 (get_references_in_stmt): Fix -- do not return addresses of local
10840 * cfgloop.h (expected_loop_iterations_unbounded,
10841 estimated_loop_iterations): Declare.
10843 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
10845 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
10847 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
10849 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
10850 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
10851 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
10852 Use output_387_reg_move().
10853 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
10854 expander using X87MODEF12 mode macro.
10855 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
10856 choosing register preferences. Use output_387_reg_move().
10857 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
10858 instead of "x". Use output_387_reg_move().
10859 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
10860 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
10861 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
10862 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
10863 Use output_387_reg_move().
10864 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
10866 (*truncxf?f_i387 splitter): Ditto.
10868 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
10870 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10871 LANG_HOOKS_SAFE_FROM_P.
10872 * expr.c (safe_from_p): Remove langhook call.
10873 * langhooks.h (lang_hooks): Remove safe_from_p.
10874 (lhd_safe_from_p): Remove prototype.
10875 * langhooks.c (lhd_safe_from_p): Remove.
10877 2007-04-06 Jan Hubicka <jh@suse.cz>
10879 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
10882 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
10884 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
10885 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
10886 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
10887 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
10889 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
10890 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
10892 2007-04-05 Richard Henderson <rth@redhat.com>
10894 * config/alpha/alpha.c (print_operand) [+]: Remove.
10895 (alpha_end_function): Print nop if call at end of function.
10896 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
10897 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
10898 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
10899 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
10900 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
10901 the call pattern. Update peepholes to match.
10903 2007-04-05 Janis Johnson <janis187@us.ibm.com>
10905 * doc/extend.texi (Other Builtins): Add decimal float variants
10907 * builtins.def: Ditto.
10908 * builtins.c (expand_builtin): Ditto.
10910 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
10911 H.J. Lu <hongjiu.lu@intel.com>
10914 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
10915 of V8HImode when calling ix86_binary_operator_ok.
10916 (sse2_pmaddwd): Call ix86_binary_operator_ok.
10917 (sdot_prodv8hi): Operands 1 and 2 must be register.
10919 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10921 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
10922 initialize align to silence bogus warning.
10924 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10926 PR middle-end/22156
10927 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
10929 (struct sra_walk_fns): Remove use_all parameter from use.
10930 (sra_hash_tree): Handle BIT_FIELD_REFs.
10931 (sra_elt_hash): Don't hash bitfld blocks.
10932 (sra_elt_eq): Skip them in parent compares as well. Handle
10934 (sra_walk_expr): Don't maintain or pass down use_all_p.
10935 (scan_use): Remove use_all parameter.
10936 (scalarize_use): Likewise. Re-expand assignment to
10937 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
10938 output, and re-scalarize after output. Don't mark anything
10940 (scalarize_ldst): Adjust.
10941 (scalarize_walk_gimple_modify_statement): Likewise.
10942 (build_element_name_1): Handle BIT_FIELD_REFs.
10943 (instantiate_element): Don't warn for any element whose parent
10944 is used as a whole.
10945 (instantiate_missing_elements_1): Return the sra_elt.
10946 (canon_type_for_field): New.
10947 (try_instantiate_multiple_fields): New.
10948 (instantiate_missing_elemnts): Use them.
10949 (mark_no_warning): Removed.
10950 (generate_one_element_ref): Handle BIT_FIELD_REFs.
10951 (REPLDUP, sra_build_elt_assignment): New.
10952 (generate_copy_inout): Use them.
10953 (generate_element_copy): Likewise. Handle bitfld differences.
10954 (generate_element_zero): Don't recurse for blocks. Use
10955 sra_build_elt_assignment.
10956 (generate_one_element_int): Take elt instead of var. Use
10957 sra_build_elt_assignment.
10958 (generate_element_init_1): Adjust.
10959 (scalarize_use, scalarize_copy): Use REPLDUP.
10960 (scalarize_ldst): Move assert before dereference.
10961 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
10963 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
10965 * regmove.c: Fix unused variable warnings due to previous commit.
10967 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
10969 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
10970 (regmove_bb_head): Remove.
10971 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
10972 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
10973 problems with fixup_match_1.
10974 Don't initialize/free regmove_bb_head.
10976 (reg_is_remote_constant_p): If an insn is in the same basic block
10977 but not before INSN, consider it remote, too.
10979 2007-04-05 Anatoly Sokolov <aesok@post.ru>
10982 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
10983 DECL_ASSEMBLER_NAME, not the DECL_NAME.
10985 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
10987 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
10988 (CONDITIONAL_REGISTER_USAGE): Likewise.
10990 2007-04-04 Richard Henderson <rth@redhat.com>
10992 * config/alpha/lib1funcs.asm: Remove unused file.
10994 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10997 * opts.c (print_specific_help): Fix --help=<language>
10999 (common_handle_option): Support --help=common.
11001 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11004 * gcc.c (main): Do not run the linker if
11005 print_subprocess_help indicates that it shouldn't be
11008 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11011 * doc/invoke.texi (--help=): Document <languages> value, fix
11012 formatting in tables of values.
11014 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
11016 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
11017 dllimport attribute of virtual methods.
11019 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
11021 * config/score/crti.asm: Change _bss_start to __bss_start.
11022 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
11023 (OUTGOING_REG_PARM_STACK_SPACE) update.
11024 * config/score/score.opt: add options to make backend support
11025 score5, score5u, score7 and score7d.
11026 * config/score/score.md: Likewise.
11027 * config/score/misc.md: Likewise.
11028 * config/score/mac.md: Likewise.
11029 * doc/invoke.texi: Likewise.
11030 * doc/md.texi: update constraints define.
11032 2007-04-03 Richard Henderson <rth@redhat.com>
11034 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
11035 an appropriate type, use the mode instead.
11037 2007-04-03 Richard Sandiford <richard@codesourcery.com>
11039 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
11040 Set the default --with-arch setting to mips2.
11041 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
11042 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
11043 (MULTILIB_OSDIRNAMES): Delete.
11044 (MULTILIB_DIRNAMES): Define.
11045 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
11046 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
11047 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
11048 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
11049 VXWORKS_OS_CPP_BUILTINS.
11050 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
11051 (MIPS_DEBUGGING_INFO): Undefine.
11052 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
11054 2007-04-03 Jakub Jelinek <jakub@redhat.com>
11056 PR middle-end/30704
11057 * fold-const.c (native_encode_real): Encode real.c provided longs
11058 as a series of 32-bit native integers.
11059 (native_interpret_real): Interpret buffer as a series of 32-bit
11062 2007-04-03 Richard Guenther <rguenther@suse.de>
11064 * genpreds.c (write_insn_constraint_len): Write function
11065 optimized for CONSTRAINT_LEN implementation.
11066 (write_tm_preds_h): Output insn_constraint_len inline and
11067 use it for CONSTRAINT_LEN.
11068 (write_insn_preds_c): Don't output insn_constraint_len.
11069 * doc/md.texi (define_register_constraint): Document multi-letter
11070 constraints shall have the same length if they start with the same
11073 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
11076 * config/i386/i386.md (isinf<mode>2): Expand only when
11077 TARGET_C99_FUNCTIONS is set.
11079 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
11081 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
11082 (x86_64-*-linux*): Ditto.
11083 * config/i386/i386.opt (mpc): New option.
11084 * config/i386/i386.c (overrride_options): Handle
11085 ix87_precision_string.
11086 * config/i386/crtprec.c: New file.
11087 * config/i386/t-crtpc: Ditto.
11088 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
11089 and -mpc80 options.
11090 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
11091 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
11092 crtprec32.o, crtprec64.o and crtprec80.o.
11094 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
11095 and -mpc80 options.
11096 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
11098 2007-04-02 Eric Christopher <echristo@apple.com>
11100 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
11101 limitations on darwin.
11103 2007-04-02 Anatoly Sokolov <aesok@post.ru>
11106 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
11108 2007-04-02 Dave Korn <dave.korn@artimi.com>
11110 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
11112 2007-04-02 Dave Korn <dave.korn@artimi.com>
11114 * libgcc2.h (exception_descriptor): Don't forward-declare.
11115 (__get_eh_table_language, __get_eh_table_version): Delete
11116 prototypes of long-dead functions.
11118 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
11120 * ebitmap.h: New file
11121 * ebitmap.c: New file
11122 * Makefile.in (ebitmap.o): New target.
11124 2007-04-01 Jan Hubicka <jh@suse.cz>
11126 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
11127 before very first instruction.
11129 2007-04-01 Jan Hubicka <jh@suse.cz>
11131 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
11132 waring on 64bit hosts.
11133 * bitmap.h: Fix typo in bitmap_head_def.
11135 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
11137 PR rtl-optimization/31391
11138 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
11139 into a DELETED_LABEL note, and the label is in an empty basic
11140 block, update BB_END as well as BB_HEAD.
11142 2007-04-01 Richard Henderson <rth@redhat.com>
11144 PR tree-optimization/31169
11145 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
11146 to varying if the range is outside [0, prec-1].
11148 2007-04-01 Richard Sandiford <richard@codesourcery.com>
11151 * config/mips/mips.md (load_const_gp): New insn.
11152 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
11153 the MIPS16 GP pseudo register if no_new_pseudos.
11154 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
11156 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
11159 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
11161 (call_value): Likewise.
11163 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
11164 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11167 * doc/invoke.texi: (optimization options): Reword description
11168 of -ffast-math. Document its primary purpose.
11170 2007-03-31 Richard Guenther <rguenther@suse.de>
11172 * omp-low.c (splay-tree.h): Include.
11173 (lookup_decl): Replace splay-tree usage by pointer-map.
11174 (maybe_lookup_decl): Likewise.
11175 (new_omp_context): Likewise.
11176 (delete_omp_context): Likewise.
11177 * gimplify.c (splay-tree.h): Include.
11178 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
11180 (remap_ssa_name): Likewise.
11181 (remap_decl): Likewise.
11182 (remap_type_1): Likewise.
11183 (remap_type): Likewise.
11184 (copy_body_r): Likewise.
11185 (expand_call_inline): Likewise.
11186 (clone_body): Likewise.
11187 (copy_tree_r): Likewise.
11188 (remap_save_expr): Likewise.
11189 (unsave_r): Likewise.
11190 (unsave_expr_now): Likewise.
11191 (tree_function_versioning): Likewise.
11192 (build_duplicate_type): Likewise.
11193 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
11194 (struct copy_body_data): Replace splay-tree by pointer-map.
11195 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
11196 not $(SPLAY_TREE_H).
11197 (gimplify.o): Depend on $(SPLAY_TREE_H).
11198 (omp-low.p): Likewise.
11200 2007-03-31 Anatoly Sokolov <aesok@post.ru>
11202 * config/avr/predicates.md (even_register_operand,
11203 odd_register_operand): New predicates.
11204 * config/avr/avr.md (movw peephole2): New.
11205 (movw_r peephole2): New.
11207 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
11209 * tree.h (get_signed_or_unsigned_type): New.
11210 * fold-const.c (operand_equal_for_comparison_p): Use
11211 get_signed_or_unsigned_type instead of
11212 lang_hooks.types.signed_or_unsigned_type.
11213 * expr.c (store_expr): Ditto.
11214 * langhooks.c (get_signed_or_unsigned_type): New.
11215 (lhd_signed_or_unsigned_type): New.
11216 * langhooks.h (lhd_signed_or_unsigned_type): New.
11217 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
11219 2007-03-30 Richard Henderson <rth@redhat.com>
11221 * tree-ssa-loop-ivopts.c: Include target.h.
11222 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
11223 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
11224 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
11225 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
11227 2007-03-30 Richard Henderson <rth@redhat.com>
11228 Kai Tietz <kai.tietz@onevision.com>
11230 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
11231 default for 64-bit.
11232 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
11233 (TARGET_64BIT_MS_ABI): New.
11234 (DBX_REGISTER_NUMBER): Handle 64-bit.
11235 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
11236 (LONG_TYPE_SIZE): Force to 32.
11237 (REG_PARM_STACK_SPACE): New.
11238 (OUTGOING_REG_PARM_STACK_SPACE): New.
11239 (REGPARM_MAX, SSE_REGPARM_MAX): New.
11240 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
11241 (STACK_BOUNDARY): Use 128 for 64-bit.
11242 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
11243 Add 64-bit implementation.
11244 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
11246 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
11247 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
11248 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
11249 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
11250 (ix86_handle_cconv_attribute): Don't warn when ignoring if
11251 TARGET_64BIT_MS_ABI.
11252 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
11253 (ix86_pass_by_reference): Likewise.
11254 (ix86_function_value_regno_p): Likewise.
11255 (ix86_build_builtin_va_list): Likewise.
11256 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
11257 (function_arg_advance_ms_64): New.
11258 (function_arg_advance): Call it.
11259 (function_arg_ms_64): New.
11260 (function_arg): Call it.
11261 (function_value_ms_64): New.
11262 (ix86_function_value_1): Call it.
11263 (return_in_memory_ms_64): New.
11264 (ix86_return_in_memory): Call it.
11265 (setup_incoming_varargs_ms_64): New.
11266 (ix86_setup_incoming_varargs): Call it.
11267 (ix86_expand_prologue): Handle 64-bit stack probing.
11268 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
11269 (output_pic_addr_const): Likewise.
11270 (x86_this_parameter): Likewise.
11271 (x86_output_mi_thunk): Likewise.
11272 (x86_function_profiler): Likewise.
11273 (TARGET_STRICT_ARGUMENT_NAMING): New.
11274 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
11275 (TARGET_64BIT_MS_ABI): New.
11276 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
11277 * config/i386/i386.md (allocate_stack_worker): Remove.
11278 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
11279 describe the clobber of eax without a match_scratch.
11280 (allocate_stack_worker_postreload): Remove.
11281 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
11282 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
11283 (allocate_stack_worker_rex64_postreload): Remove.
11284 (allocate_stack): Handle 64-bit.
11285 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
11286 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
11287 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
11288 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
11289 (STANDARD_STARTFILE_PREFIX_1): Likewise.
11290 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
11291 * config.build (x86_64-*-mingw*): New host.
11292 * config.host (x86_64-*-mingw*): New host.
11293 * config.gcc (x86_64-*-mingw*): New target.
11294 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
11296 2007-03-30 Richard Henderson <rth@redhat.com>
11297 Kai Tietz <kai.tietz@onevision.com>
11299 * c-pragma.c (struct def_pragma_macro_value): New.
11300 (struct def_pragma_macro): New.
11301 (pushed_macro_table): New.
11302 (dpm_hash, dpm_eq): New.
11303 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
11304 (init_pragma): Install them.
11305 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
11307 2007-03-30 Anatoly Sokolov <aesok@post.ru>
11309 * config/avr/avr.c (avr_override_options): Clear
11310 'flag_delete_null_pointer_checks'.
11312 2007-03-30 Paolo Carlini <pcarlini@suse.de>
11315 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
11316 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
11317 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
11318 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
11319 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
11320 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
11321 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
11323 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
11325 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
11327 * regmove.c: Move all of pass_stack_adjustments from here...
11328 * combine-stack-adj.c: ...to this new file.
11329 * Makefile.in: Add rules for combine-stack-adj.o.
11331 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
11333 PR tree-optimization/31383
11334 * tree-data-ref.c (affine_function_equal_p): Do not require the
11335 vectors to have the same length.
11337 2007-03-30 Jan Hubicka <jh@suse.cz>
11339 PR middle-end/30700
11340 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
11341 availablility; add more sanity checking; ask varpool only about
11344 2007-03-29 Richard Henderson <rth@redhat.com>
11346 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
11347 to decide, but __SIZEOF_LONG_LONG__.
11349 2007-03-29 Richard Henderson <rth@redhat.com>
11351 * emutls.c (struct __emutls_array): New.
11352 (emutls_destroy): Use it instead of casting element 0 from void*.
11353 (__emutls_get_address): Likewise.
11355 2007-03-29 Richard Henderson <rth@redhat.com>
11357 * varasm.c (initializer_constant_valid_p): Don't deny
11358 DECL_DLLIMPORT_P on functions.
11360 * config/i386/cygming.h: Remove function declarations.
11361 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
11362 (ASM_OUTPUT_LABELREF): Remove.
11363 (COMMON_ASM_OP): Remove.
11364 (ASM_OUTPUT_COMMON): Remove.
11365 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
11366 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
11367 (ASM_DECLARE_FUNCTION_NAME): Likewise.
11368 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
11369 Rename from TARGET_ENCODE_SECTION_INFO.
11370 * config/i386/netware.h: Likewise.
11371 * config/i386/i386-protos.h: Update.
11372 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
11373 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
11374 (legitimate_constant_p): Reject dllimports.
11375 (dllimport_map, get_dllimport_decl): New.
11376 (legitimize_dllimport_symbol): New.
11377 (legitimize_address, ix86_expand_move): Use it.
11378 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
11379 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
11380 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
11381 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
11382 * config/i386/predicates.md (constant_call_address_operand): Only
11383 accept symbols; reject dllimport_p symbols.
11384 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
11385 i386_pe_maybe_record_exported_symbol.
11386 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
11387 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
11388 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
11389 trust the setting of DECL_DLLIMPORT_P.
11390 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
11391 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
11392 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
11393 tidy the argument scanning loop.
11394 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
11395 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
11396 (i386_pe_strip_name_encoding): Remove.
11397 (i386_pe_binds_local_p): New.
11398 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
11399 (i386_pe_output_labelref): Remove.
11400 (i386_pe_asm_output_aligned_decl_common): New.
11401 (i386_pe_maybe_record_exported_symbol): Rename from
11402 i386_pe_record_exported_symbol; check for dllexported symbols.
11404 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
11406 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
11407 add comment explaining why vsnprintf cannot be used.
11409 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
11411 PR tree-optimization/30666
11412 * tree.c (build_complex_type): When creating type names for DWARF2
11413 debug info, create TYPE_DECLs for TYPE_NAME instead of
11415 (build_common_tree_nodes_2): Use build_complex_type when building
11416 predefined complex types, to preserve canonical types.
11418 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
11420 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
11421 (noce_get_alt_condition): Look at it to determine whether to
11422 reverse the condition or not.
11423 (noce_get_condition): Substitute the truth for lies.
11424 (noce_find_if_block): Set the then_else_reversed field.
11426 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
11428 * config/fr30/fr30.md (movdi): Do not accept immediates as the
11429 destination of this insn.
11430 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
11431 than calling gen_rtx_SET directly. Use r0 to hold the value of
11432 'address + 4' rather than a stack based temporary which can be
11433 mis-optimized away.
11435 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
11437 * config/s390/s390.c (s390_secondary_input_reload_class,
11438 s390_secondary_output_reload_class): Functions removed.
11439 (s390_secondary_reload): New function.
11440 (TARGET_SECONDARY_RELOAD): Target macro defined.
11441 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
11442 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
11443 * config/s390/s390.md ("reload_outti", "reload_outdi",
11444 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
11445 "reload_out<mode>"): Expanders removed.
11446 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
11447 "reload<mode>_nonoffmem_out"): Expanders added.
11449 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
11451 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
11452 action if SRC->DEST replacement failed anyway.
11454 2007-03-28 Mike Stump <mrs@apple.com>
11456 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
11457 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
11458 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
11460 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11462 * config.gcc: Accept barcelona as a variant of amdfam10.
11463 * config/i386/i386.c (override_options): Likewise.
11464 * doc/invoke.texi: Likewise.
11466 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
11468 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
11469 offsets for BIT_FIELD_REF and COMPONENT_REF.
11471 2007-03-28 Richard Guenther <rguenther@suse.de>
11473 * tree.c (is_global_var): Move ...
11474 * tree-flow-inline.h (is_global_var): ... here.
11475 * tree.h (is_global_var): Remove declaration.
11477 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
11479 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
11481 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
11482 * config/i386/i386.c (ix86_tune_features): Initialize new
11484 * config/i386/predicates.md (promotable_binary_operator): Use
11485 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
11487 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
11490 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
11492 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
11494 * config/fr30/fr30.md (movsi_internal): Change destination
11495 constraint from m to V and add m to the end.
11497 2007-03-28 Christian Bruel <christian.bruel@st.com>
11499 * config/sh/sh.md (movsi_i): Fix type attribute.
11501 2007-03-28 Christian Bruel <christian.bruel@st.com>
11503 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
11504 (movsf_ie): Likewise.
11506 2007-03-28 Christian Bruel <christian.bruel@st.com>
11508 * config.gcc: Add sh4-300 to multilib.
11509 * config/sh/t-mlib-sh4-300: New file.
11511 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
11513 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
11514 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
11515 fix_trunc<mode>di2.
11516 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
11517 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
11518 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
11519 "fixuns_trunctddi2"): Whitespace fix.
11521 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
11523 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
11524 the definition of struct sh_args.
11525 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
11526 CALL_COOKIE_INT_REG_GET): Likewise.
11528 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
11530 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
11531 transformations are applied successfully.
11533 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
11535 * tree.c (tree_contains_struct): Permit 512 tree codes.
11536 * tree.h (tree_contains_struct): Ditto.
11537 (MAX_TREE_CODES): Ditto.
11538 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
11539 SPARE member to store remaining padding bits.
11541 2007-03-27 Anatoly Sokolov <aesok@post.ru>
11543 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
11546 2007-03-27 Janis Johnson <janis187@us.ibm.com>
11548 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
11549 * configure: Regenerate.
11551 * configure: Regenerate using the correct version of autoconf.
11553 2007-03-27 Anatoly Sokolov <aesok@post.ru>
11555 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
11557 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
11558 regs to "__SP_L__" and "__SP_H__".
11560 2007-03-27 Richard Guenther <rguenther@suse.de>
11562 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
11563 computations with it with a HOST_WIDE_INT variable.
11565 2007-03-26 Mike Stump <mrs@apple.com>
11567 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
11568 objective-c-header, objective-c++-header and objc++-cpp-output
11570 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11572 2007-03-26 Richard Henderson <rth@redhat.com>
11575 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
11576 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
11577 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
11578 IX86_BUILTIN_PSRLQ128): New.
11579 (ix86_init_mmx_sse_builtins): Add them.
11580 (ix86_expand_builtin): Expand them.
11581 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
11582 operand 2 be TImode.
11583 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
11584 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
11585 _mm_srli_epi64): Mark __B const.
11586 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
11587 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
11588 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
11589 new two-vector shift builtins.
11591 2007-03-26 Ian Lance Taylor <iant@google.com>
11593 PR tree-optimization/31345
11594 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
11595 [+INF, +INF(OVF)] into VARYING.
11597 2007-03-26 Zack Weinberg <zackw@panix.com>
11599 * gengtype-parse.c: New file.
11600 * gengtype-yacc.y: Delete.
11601 * gengtype-lex.l: Don't include gengtype-yacc.h.
11602 Define YY_DECL and yyterminate appropriately for recursive
11603 descent parser. yylval is now a string out-parameter to yylex.
11604 (HWS, EOID): New shorthand.
11605 (IWORD): Add a couple more types.
11606 (yylex): Add a setup stanza. Remove the complex rules for
11607 detecting GTY'ed types and typedefs; replace with simple
11608 keyword detectors. Adjust everything for the changed
11609 definition of yylval. Ignore all pp-directives, not just #define.
11611 (parse_file): Rename yybegin; do not call yyparse.
11613 * gengtype.c (xasprintf): Export again.
11614 (this_file): New. Use everywhere __FILE__ was being used.
11615 (get_lang_bitmap): Special case types defined in gengtype.c.
11616 (do_typedef, new_structure): Suppress definition of certain types.
11617 (new_structure): Improve diagnostics of duplicate definitions.
11618 Make sure location_s is associated with input.h.
11619 (nreverse_pairs, define_location_structures): New functions.
11620 (main): Improve tagging of kludge types. Remove old kludges
11621 for input.h types; use define_location_structures.
11622 * gengtype.h: Update prototypes. Define token codes here.
11623 * Makefile.in: Remove all references to gengtype-yacc.
11624 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
11626 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
11627 add GTY((skip)) to the field that's only conditionally there.
11628 * doc/install.texi: Document that Bison is no longer required
11629 unless building treelang.
11631 * gengtype.c: Don't include gtyp-gen.h.
11632 (srcdir): Declare here.
11633 (base_files, lang_dir_names): Allocate dynamically.
11634 (gt_files, num_gt_files, num_lang_dirs): New globals.
11635 (measure_input_list, read_input_line, read_input_list)
11636 (set_lang_bitmap): New functions.
11637 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
11638 simplify, relying on read_input_list to set up the bitmaps.
11639 (main): Arguments are no longer unused. Check for correct number
11640 of command line arguments, set srcdir and srcdir_len, then call
11641 read_input_list, before doing anything else. No need to worry
11642 about duplicates in main loop.
11643 * configure.ac: Simplify the calculation of all_gtfiles.
11644 Put language tags in there. Don't set or substitute
11645 all_gtfiles_files_langs or all_gtfiles_files_frags.
11646 * Makefile.in: Revamp the way gengtype is invoked, now that it
11647 takes a file on its command line with a much simpler format.
11648 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
11649 (GTFILES): Remove duplicates and C source files.
11650 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
11651 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
11652 * configure: Regenerate.
11654 * gengtype.h: Remove all type definitions to gengtype.c; leave
11655 only definitions of options_p, type_p, and pair_p as opaque
11656 pointers. Update prototypes.
11657 * gengtype.c: Many type definitions moved here from gengtype.h.
11658 Consolidate type definitions at the top of the file.
11659 (xvasprintf): Delete.
11660 (xasprintf): Make static.
11661 (create_nested_pointer_option): Add 'next' parameter.
11662 (create_field_all, create_field_at): New functions.
11663 (create_field): Now a thin wrapper around create_field_all.
11664 (create_optional_field): Rename create_optional_field_ and add
11665 line argument. Original name is now a macro which supplies
11667 (oprintf): Use vsnprintf directly.
11668 (close_output_files): Use fatal rather than perror/exit.
11669 (note_def_vec, note_def_vec_alloc): Use create_field_at.
11670 (main): Set progname. Don't use exit.
11671 * gengtype-yacc.y (struct_fields): Use create_field_at.
11672 (option, optionseqopt): Delete.
11673 (optionseq): Consolidate productions from option here so we
11674 can use the first argument to create_option.
11676 * gengtype-lex.l: Distinguish unions from structures in the
11677 token type. Don't call find_structure; return the tag as a string.
11678 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
11679 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
11680 string. Reorganize typedef_struct production accordingly.
11681 Use create_nested_ptr_option.
11682 * gengtype.c (create_nested_ptr_option): New function.
11683 * gengtype.h: Declare it.
11685 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
11686 (string_type): Don't declare.
11687 (do_scalar_typedef): Declare.
11688 (create_scalar_type): Update prototype.
11689 * gengtype.c (string_type): Make static.
11690 (scalar_nonchar, scalar_char): New.
11691 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
11692 (resolve_typedef): Use scalar_nonchar for error recovery.
11693 (create_scalar_type): Remove name_len field. Return scalar_char
11694 or scalar_nonchar as appropriate.
11695 (adjust_field_type): Look at scalar_is_char boolean to decide whether
11696 to use string_type.
11697 (throughout): Use scalar_nonchar instead of calling
11698 create_scalar_type, whenever possible.
11699 (main): Initialize scalar_char and scalar_nonchar before calling
11701 * gengtype-lex.l: Adjust for removal of second argument to
11702 create_scalar_type. Use yylval.s instead of yylval.t when
11704 * gengtype-yacc.y: Type of SCALAR is string. Call
11705 create_scalar_type from type:SCALAR rule. Adjust for removal of
11706 second argument to create_scalar_type.
11708 * vec.h: Remove all #if IN_GENGTYPE blocks.
11709 Add comment saying that changes may require adjustments to gengtype.
11710 * gengtype.c: Don't include coretypes.h or tm.h.
11711 Add comment to inclusion of errors.h.
11712 (note_def_vec, note_def_vec_alloc): New functions.
11713 * gengtype.h: Declare new functions.
11714 * gengtype-lex.l: Don't include coretypes.h.
11715 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
11717 (update_lineno): Remove unnecessary prototype.
11718 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
11719 (VEC rule): Just return VEC_TOKEN.
11720 * gengtype-yacc.y (VEC_TOKEN): New token type.
11721 (type): Add a production for VEC(a,b).
11722 * Makefile.in: Update dependencies.
11724 * gengtype-lex.l: Remove rules for parsing pointer-to-function
11725 typedefs that use the old PARAMS macro.
11727 * gengtype-lex.l: Remove all rules and states relating to yacc
11729 * gengtype-yacc.y: Similarly.
11730 * gengtype.c (note_yacc_type): Delete function.
11731 * gengtype.h: Update prototypes.
11733 2007-03-26 Joseph Myers <joseph@codesourcery.com>
11735 * tree-pretty-print.c (dump_generic_node): Report precision of
11736 unnamed integer types.
11738 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
11740 * ifcvt.c (noce_try_store_flag_constants): Don't check
11741 no_new_pseudos here.
11742 (noce_try_store_flag_constants): Don't check no_new_pseudos.
11743 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
11744 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
11745 noce_try_sign_mask): Likewise.
11746 (if_convert): Check no_new_pseudos here.
11748 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
11750 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
11751 (noce_get_condition): Handle new then_else_reversed argument.
11752 (noce_init_if_info): Remove, fold into noce_find_if_block.
11753 (noce_process_if_block): Take a struct noce_if_info as the
11754 argument. Don't set up one based on ce_if_info. Update pointer
11755 references accordingly.
11756 (cond_move_process_if_block): Likewise.
11757 (process_if_block): Removed.
11758 (find_if_block): Removed. Move functionality two new functions,
11759 noce_find_if_block and cond_exec_find_if_block.
11760 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
11761 blocks and the symmetric IF-ELSE-JOIN case.
11762 (cond_exec_find_if_block): Also new function mostly based on old
11763 find_if_block and process_if_block.
11764 (find_if_header): Replace find_if_block call with separately
11765 guarded calls to noce_find_if_block and cond_exec_find_if_block.
11766 (find_cond_trap): Update noce_get_condition call.
11767 (dead_or_predicable): Likewise.
11769 2007-03-26 Jakub Jelinek <jakub@redhat.com>
11771 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
11773 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
11774 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
11775 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
11776 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
11777 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
11778 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
11779 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
11780 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
11781 __builtin_ia32_psrad128 builtins.
11783 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
11785 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
11786 * config/i386/constraints.md
11787 (define_constraint "I"): Use IN_RANGE macro.
11788 (define_constraint "J"): Ditto.
11789 (define_constraint "K"): Ditto.
11790 (define_constraint "M"): Ditto.
11791 (define_constraint "N"): Ditto.
11792 (define_constraint "O"): Ditto.
11793 * config/i386/predicates.md
11794 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
11795 (define_predicate "const_0_to_3_operand"): Ditto.
11796 (define_predicate "const_0_to_7_operand"): Ditto.
11797 (define_predicate "const_0_to_15_operand"): Ditto.
11798 (define_predicate "const_0_to_63_operand"): Ditto.
11799 (define_predicate "const_0_to_255_operand"): Ditto.
11800 (define_predicate "const_1_to_31_operand"): Ditto.
11801 (define_predicate "const_2_to_3_operand"): Ditto.
11802 (define_predicate "const_4_to_7_operand"): Ditto.
11804 2007-03-25 David Edelsohn <edelsohn@gnu.org>
11806 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
11807 in SImode for save_world.
11808 * config/rs6000/altivec.md (save_world, restore_world): Convert to
11811 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
11813 PR tree-optimization/30784
11814 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
11817 2007-03-25 Revital Eres <eres@il.ibm.com>
11819 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
11820 Fold movement_possibility function into it.
11822 2007-03-25 David Edelsohn <edelsohn@gnu.org>
11824 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
11825 (load_macho_picbase_{si,di}): Convert to LR hard reg.
11826 (call_indirect_nonlocal_darwin64): Same.
11827 (call_nonlocal_darwin64): Same.
11828 (call_value_indirect_nonlocal_darwin64): Same.
11829 (call_value_nonlocal_darwin64): Same.
11830 (sibcall_nonlocal_darwin64): Same.
11831 (sibcall_value_nonlocal_darwin64): Same.
11832 (sibcall_symbolic_64): Same.
11833 (sibcall_value_symbolic_64): Same.
11834 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
11836 (rs6000_emit_load_toc_table): Same.
11837 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
11838 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
11840 (divss_call): Same.
11841 (divus_call): Same.
11842 (quoss_call): Same.
11843 (quous_call): Same.
11844 (load_toc_v4_pic_si): Same
11845 (load_toc_v4_PIC_1): Same.
11846 (load_toc_v4_PIC_1b): Same.
11847 (call_indirect_aix{32,64}): Same.
11848 (call_value_indirect_aix{32,64}): Same.
11850 (call_value): Same.
11851 (call_local{32,64}): Same.
11852 (call_value_local{32,64}): Same.
11853 (call_indirect_nonlocal_aix{32,64}): Same.
11854 (call_nonlocal_aix{32,64}): Same.
11855 (call_value_indirect_nonlocal_aix{32,64}): Same.
11856 (call_value_nonlocal_aix{32,64}): Same.
11857 (call_indirect_nonlocal_sysv<mode>): Same.
11858 (call_nonlocal_sysv<mode>): Same.
11859 (call_value_indirect_nonlocal_sysv<mode>): Same.
11860 (call_value_nonlocal_sysv<mode>): Same.
11862 (sibcall_local{32,64}): Same.
11863 (sibcall_value_local{32,64}): Same.
11864 (sibcall_nonlocal_aix{32,64}): Same.
11865 (sibcall_value_nonlocal_aix{32,64}): Same.
11866 (sibcall_nonlocal_sysv<mode>): Same.
11867 (sibcall_value): Same.
11868 (sibcall_value_nonlocal_sysv<mode>): Same.
11870 2007-03-24 Paul Brook <paul@codesourcery.com>
11872 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
11873 * config/arm/linux-eabi.h: Remove legacy syscall hack.
11875 2007-03-24 Richard Henderson <rth@redhat.com>
11877 * config/ia64/constraints.md: New file.
11878 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
11879 satisfies_constraint_?.
11880 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
11881 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
11882 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
11883 ia64_output_mi_thunk): Likewise.
11884 (ia64_const_ok_for_letter_p): Remove.
11885 (ia64_const_double_ok_for_letter_p): Remove.
11886 (ia64_extra_constraint): Remove.
11887 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
11888 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
11889 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
11890 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
11891 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
11892 EXTRA_MEMORY_CONSTRAINT): Remove.
11893 * config/ia64/ia64.md: Include constriants.md. Replace
11894 CONST_OK_FOR_? with satisfies_constraint_?.
11896 2007-03-23 Michael Meissner <michael.meissner@amd.com>
11897 H.J. Lu <hongjiu.lu@intel.com>
11899 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
11901 (name macros): Use DPD_BID_NAME to convert names properly.
11903 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
11904 decimal floating point format.
11905 (init_floating_libfuncs): Change decimal functions so that they
11906 have a "bid_" prefix if the decimal system uses the BID format,
11907 and "dpd_" prefix if the decimal system uses the DPD format.
11908 (init_interclass_conv_libfuncs): Ditto.
11909 (init_intraclass_conv_libfuncs): Ditto.
11911 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
11912 using the BID format.
11914 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
11915 whether we are using the BID decimal format.
11916 * configure: Regenerate.
11918 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
11919 the compiler has decimal floating point enabled. Define
11920 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
11923 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
11924 using the BID format.
11926 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
11927 whether we are using the BID decimal format.
11928 * configure: Regenerate.
11930 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
11931 the compiler has decimal floating point enabled. Define
11932 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
11935 * doc/install.texi (--enable-decimal-float): Document BID and DPD
11936 options, and that it is enabled for i386/x86_64 systems.
11938 * Makefile.in (enable_decimal_float): New.
11940 (DECNUMINC): Add -I$(DECNUMFMT).
11941 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
11942 to $(DECNUMFMT) from $(DECNUM).
11944 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
11945 Substitute enable_decimal_float.
11946 * configure: Regenerated.
11949 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
11952 * configure.ac: Enable decimal float for x86_64-*-linux*.
11953 * configure: Regenerated.
11956 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
11957 decimal128ClearSign to flip and clear the sign bit in decimal128.
11958 (decimal_real_maxval): Set decimal128SetSign to set the sign
11961 2007-03-23 Ian Lance Taylor <iant@google.com>
11963 * fold-const.c (fold_binary): Correct warning for X - c >= X.
11965 2007-03-23 Ian Lance Taylor <iant@google.com>
11967 * tree-dump.c (dump_files): Correct comment.
11969 2007-03-23 Ian Lance Taylor <iant@google.com>
11971 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
11973 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
11975 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
11976 in cfglayout mode. Don't go into and out of cfglayout mode.
11977 Link the blocks in the order of the constructed traces.
11978 (rest_of_handle_tracer): Adjust call to tracer.
11979 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
11980 Don't go into cfglayout mode.
11981 (rtl_loop_done): Don't go out of cfglayout mode.
11982 * cfglayout.c (relink_block_chain): New function, split out from...
11983 (fixup_reorder_chain): ...here. Remove redundant checking.
11984 (cfg_layout_finalize): Don't clear the header, footer, and aux
11985 fields here, move the code to do so to relink_block_chain. Likewise
11986 for free_original_copy_tables.
11987 * rtl.h (tracer): Update prototype.
11988 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
11989 Assert we are in cfglayout mode. Don't go into and out of cfglayout
11990 mode. Use relink_block_chain to serialize the CFG according to the
11991 new basic block order. Move targetm.cannot_modify_jumps_p check from
11993 (gate_handle_reorder_blocks): ...to here.
11994 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
11996 (gate_duplicate_computed_gotos): ...to here.
11997 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
11998 something always changes when going into and out of cfglayout mode.
11999 Perform an expensive cfg cleanup while going into cfglayout mode.
12000 Always update liveness information on HAVE_conditional_execution
12001 targets. Reserialize the basic blocks and go out of cfglayout mode.
12002 * reg-stack.c: Include cfglayout.h.
12003 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
12004 the call to reorder_basic_blocks.
12005 * basic-block.h (reorder_basic_blocks): Update prototype.
12006 (relink_block_chain): New prototype.
12007 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
12009 2007-03-23 Joseph Myers <joseph@codesourcery.com>
12011 * config/mips/mips.md (type, hazard, *movdi_32bit,
12012 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
12013 *movhi_internal, *movqi_internal, *movsf_hardfloat,
12014 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
12015 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
12016 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
12018 (movcc): Change first xfer to multi.
12019 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
12020 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
12021 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
12022 config/mips/generic.md: Change reservations using "xfer" to use
12024 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
12025 using match_operand.
12026 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
12027 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
12029 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
12031 2007-03-22 Richard Henderson <rth@redhat.com>
12033 * config/i386/i386.c: Remove unnecessary function declarations.
12034 Move targetm definition, and all related macros, to the end of
12035 the file. Resort some functions to put definitions before uses.
12036 (ix86_attribute_table): Make static. Move to end of file.
12037 (ix86_gimplify_va_arg): Make static.
12039 2007-03-22 Richard Henderson <rth@redhat.com>
12041 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
12042 don't increase local_regparm with force_align_arg_pointer check.
12043 (ix86_function_sseregparm): Assert 32-bit.
12044 (type_has_variadic_args_p): New.
12045 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
12046 type_has_variadic_args_p.
12047 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
12048 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
12049 use memset instead. Do maybe_vaarg check first; skip attribute
12050 tests if true; skip attribute tests for 64-bit.
12051 (construct_container): Remove TARGET_DEBUG_ARG.
12052 (function_arg_advance_32, function_arg_advance_64): Split out ...
12053 (function_arg_advance): ... from here.
12054 (function_arg_32, function_arg_64): Split out ...
12055 (function_arg): ... from here.
12056 (ix86_pass_by_reference): Tidy.
12057 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
12058 (function_value_32): New, from parts of ix86_function_value
12059 and ix86_value_regno.
12060 (function_value_64): New, from parts of ix86_function_value
12061 and ix86_libcall_value.
12062 (ix86_function_value_1): New.
12063 (ix86_function_value, ix86_libcall_value): Use it.
12064 (return_in_memory_32, return_in_memory_64): Split out ...
12065 (ix86_return_in_memory): ... from here.
12066 (ix86_struct_value_rtx): Skip for 64-bit.
12067 (ix86_libcall_value, ix86_value_regno): Remove.
12068 (setup_incoming_varargs_64): Split out ...
12069 (ix86_setup_incoming_varargs): ... from here.
12070 (ix86_va_start): Remove TARGET_DEBUG_ARG.
12071 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
12072 * config/i386/i386-protos.h (ix86_function_value): Remove.
12073 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
12075 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12078 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
12079 infinities not supported, otherwise emit warning if -Woverflow. On
12080 underflow, emit warning if -Woverflow.
12081 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
12083 * real.h (real_from_string): Update declaration
12085 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
12086 Richard Henderson <rth@redhat.com>
12088 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
12089 * calls.c (compute_argument_block_size, expand_call,
12090 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
12091 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
12092 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
12093 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
12094 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
12095 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
12096 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
12097 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
12100 2007-03-22 Joseph Myers <joseph@codesourcery.com>
12102 * c-incpath.c (add_sysroot_to_chain): New.
12103 (merge_include_chains): Add sysroot argument. Call
12104 add_sysroot_to_chain if sysrooted.
12105 (register_include_chains): Update call to merge_include_chains.
12106 * doc/cppopts.texi: Document use of '=' in include directory
12109 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
12111 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
12112 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
12113 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
12114 insn pattern using X87MODEF12 mode macro.
12116 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
12118 * regmove.c (regmove_optimize): Use reg_mentioned_p
12119 instead of reg_overlap_mentioned_p for DST.
12121 2007-03-21 Mike Stump <mrs@apple.com>
12123 * c.opt: Fixup for Objective-C/C++.
12125 2007-03-21 Steve Ellcey <sje@cup.hp.com>
12127 * explow.c (convert_memory_address): Fold memory reference when
12128 POINTERS_EXTEND_UNSIGNED < 0
12130 2007-03-21 Richard Henderson <rth@redhat.com>
12133 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
12134 * config/i386/mmintrin.h (__m64): Likewise.
12135 * config/i386/xmmintrin.h (__m128): Likewise.
12137 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12139 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
12140 (VXWORKS_OS_CPP_BUILTINS): Define.
12141 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
12142 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
12144 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12146 * rtl.h (constant_pool_reference_p): Delete.
12147 (find_constant_src): Declare.
12148 * rtlanal.c (find_constant_src): New function.
12149 * simplify-rtx.c (constant_pool_reference_p): Delete.
12150 * config/i386/i386.md: Use find_constant_src instead of
12151 constant_pool_reference_p/avoid_constant_pool_reference pairs.
12153 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12155 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
12156 * c-cppbuiltin.c (c_cpp_builtins): Define them.
12158 2007-03-20 Mark Mitchell <mark@codesourcery.com>
12160 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
12161 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
12162 (arm_elf_asm_constructor): Use it.
12163 (arm_elf_asm_destructor): New function.
12165 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
12167 * jump.c (mark_jump_label): Treat SEQUENCE specially.
12169 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
12171 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
12173 2007-03-19 Andrew Haley <aph@redhat.com>
12175 PR tree-optimization/31264
12176 * tree-vrp.c (register_edge_assert_for_1): Don't look though
12177 VIEW_CONVERT_EXPRs.
12179 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
12181 PR rtl-optimization/30907
12182 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
12183 (fwprop_init): Always call loop_optimizer_initialize.
12184 (fwprop_done): Always call loop_optimizer_finalize.
12185 (fwprop): We always have loop info now.
12186 (gate_fwprop_addr): Remove.
12187 (pass_fwprop_addr): Use gate_fwprop as gate.
12189 PR rtl-optimization/30841
12190 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
12191 df_chain_alloc): Call df_reorganize_refs unconditionally.
12192 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
12193 refs_organized to refs_organized_size.
12194 (df_ref_create_structure): Use refs_organized_size instead of
12195 bitmap_size if refs had been organized, and keep refs_organized_size
12197 * df.h (struct df_ref_info): Change refs_organized to
12198 refs_organized_size.
12199 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
12202 2007-03-19 Mark Mitchell <mark@codesourcery.com>
12204 * except.c (output_function_exception_table): Do not reference the
12205 EH personality routine for functions that do not require an
12208 2007-03-20 Jakub Jelinek <jakub@redhat.com>
12211 * c-typeck.c (convert_for_assignment): Call comptypes for
12212 RECORD_TYPE or UNION_TYPE.
12214 PR inline-asm/30505
12215 * reload1.c (reload): Do invalid ASM checking after
12216 cleanup_subreg_operands.
12218 2007-03-19 Jeff Law <law@redhat.com>
12220 * tree-cfg.c (find_taken_edge): Tighten conditions for
12221 optimizing computed gotos.
12223 2007-03-19 Michael Matz <matz@suse.de>
12225 * builtins.c (expand_builtin_sync_operation,
12226 expand_builtin_compare_and_swap,
12227 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
12230 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
12231 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
12234 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12236 * doc/tm.texi: Add brackets around the return type of
12237 TARGET_SECONDARY_RELOAD.
12239 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
12240 Richard Guenther <rguenther@suse.de>
12242 PR tree-optimization/31254
12243 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
12244 Use handled_component_p () where appropriate. Continue
12245 propagating into the rhs if we propagated into an INDIRECT_REF
12248 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12250 * config/s390/s390.md (op_type attribute): RRR instruction type added.
12251 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
12252 (xde, xdee): Mode attributes adjusted to support DFP modes.
12253 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
12254 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
12255 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
12256 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
12257 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
12258 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
12259 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
12261 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
12262 "movsf"): Insn definitions removed.
12263 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
12264 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
12265 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
12267 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
12268 "reload_in<mode>", "reload_out<mode>"): Expander added.
12269 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
12272 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12274 * config/s390/s390.md: Only non-functional changes. Renamed
12275 FPR mode macro to BFP all over the file.
12277 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12279 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
12280 (op_type attribute): RRF instruction type added.
12281 (fT0): New mode attribute.
12282 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
12283 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
12284 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
12285 instruction no secondary memory is needed when moving DFmode values
12286 between GPRs and FPRs.
12288 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12290 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
12291 inverted and documentation adjusted.
12292 ("mhard-dfp", "msoft-dfp"): New options.
12293 * config/s390/s390.c (s390_handle_arch_option): New architecture
12295 (override_options): Sanity checks for the new options added.
12296 * config.gcc: New architecture switch: z9-ec.
12297 * config/s390/s390.h (processor_flags): PF_DFP added.
12298 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
12299 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
12300 when the bit is NOT set so remove it from the defaults.
12302 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12304 * genemit.c (main): Print include statement for dfp.h.
12305 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
12308 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
12310 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
12312 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
12315 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
12316 instead of PATTERN.
12318 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12320 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
12321 attr_length_call, output_call, output_indirect_call): Cleanup
12322 formatting of targetm calls.
12324 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
12326 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
12328 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12330 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
12331 reservation, bypass and anti-bypass descriptions for these
12332 instructions. Update move patterns.
12333 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
12336 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
12338 * tree-vect-transform.c (get_initial_def_for_induction): Replace
12339 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
12340 (get_initial_def_for_reduction): Likewise.
12342 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
12344 Fix PR tree-optimization/29922
12345 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
12346 (get_representative): Removed.
12347 (value_dies_in_block_x): Update for rvuse removal.
12348 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
12349 (compute_antic_aux): Handle when PHI nodes appear in
12350 non-single-successors.
12351 (dump_bitmap_of_names): Removed.
12352 (compute_antic_safe): Renamed and removed rvuse calculation.
12353 Calculate only antic safe.
12354 (insert_into_preds_of_block): Remove assert.
12355 (execute_pre): Update for renamed functions.
12356 (defer_or_phi_translate_block): New function.
12358 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
12360 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
12361 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
12363 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
12364 Follow spelling conventions.
12366 * tree-data-ref.h: Remove the prototype for analyze_array.
12368 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
12370 PR tree-optimization/31041
12371 * tree-vect-transform.c (get_initial_def_for_induction): Call
12372 force_gimple_operand.
12374 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
12376 * ipa-type-escape.c (look_for_casts) : Revert code to use
12377 handled_component_p due to ada test a-numaux.adb.
12379 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
12381 * final.c (final_scan_insn): Alter the condition of a
12382 conditional trap if we have nonstandard CC.
12384 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12386 * configure.ac: Remove excess quoting from asm line 0 test.
12387 * configure: Rebuilt.
12389 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12391 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
12392 * c-common.c (convert_and_check): Move warning logic to...
12393 (warnings_for_convert_and_check): ...here. Define.
12394 * c-common.h (warnings_for_convert_and_check): Declare.
12396 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12398 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
12399 (output_call): Likewise.
12401 2007-03-16 Richard Sandiford <richard@codesourcery.com>
12403 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
12405 2007-03-16 Richard Sandiford <richard@codesourcery.com>
12407 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
12409 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
12411 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
12412 opteron, athlon-64 and athlon-fx processor_alias_table entries.
12414 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
12416 PR tree-optimization/31183
12417 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
12418 Use double_int instead of unsigned int for representing access_strides.
12419 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
12421 2007-03-16 Richard Guenther <rguenther@suse.de>
12423 PR tree-optimization/31146
12424 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
12425 to allow recursion of forward_propagate_addr_expr.
12426 (forward_propagate_addr_into_variable_array_index): Likewise.
12427 (forward_propagate_addr_expr): Likewise.
12428 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12429 (forward_propagate_addr_expr_1): Recurse on simple copies
12430 instead of propagating into them. Do so for useless conversions
12432 (forward_propagate_addr_expr): Clean up unused statements after
12435 2007-03-16 Richard Guenther <rguenther@suse.de>
12437 * builtins.c (expand_builtin_cexpi): Use the right argument
12438 for the expansion via cexp.
12440 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12442 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
12443 * configure: Rebuilt.
12445 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12448 * dwarf2out.c (force_type_die): Adjust comment.
12449 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
12451 2007-03-15 DJ Delorie <dj@redhat.com>
12453 * config/frv/predicates.md (minmax_operator): Don't check operands
12456 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
12458 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
12459 Update constant estimates of number of iterations.
12460 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
12461 argument renamed to "realistic".
12462 (compute_estimated_nb_iterations): Removed.
12463 (record_niter_bound): New function.
12464 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
12465 call record_nonwrapping_iv with upper = false.
12466 (infer_loop_bounds_from_signedness): Pass upper argument to
12467 record_nonwrapping_iv.
12468 (estimate_numbers_of_iterations_loop): Do not call
12469 compute_estimated_nb_iterations. Record estimate based on profile
12470 information. Initialize the constant estimates of number of
12472 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
12474 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
12475 number of iterations is too small.
12476 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
12477 (EST_NOT_AVAILABLE): Removed.
12478 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
12479 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
12482 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
12484 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
12485 Handle NE_EXPR guards.
12487 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12490 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
12491 Set also -pedantic-errors by default for the preprocessor unless
12492 -fpermissive is given.
12494 2007-03-15 Richard Guenther <rguenther@suse.de>
12496 PR middle-end/29719
12497 PR middle-end/31161
12498 * builtins.c (expand_builtin_cexpi): As a fallback if we
12499 don't have builtins for sincos or cexp create a function
12500 declaration for cexp and expand to a call to that.
12501 (expand_builtin_int_roundingfn): Always fall
12502 back to floor/ceil and its variants even if they may be
12505 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
12507 PR middle-end/31159
12508 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
12509 jump tables, move the call to delete_dead_jumptables from here...
12510 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
12511 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
12512 don't allow merging of blocks that try_redirect_by_replacing_jump
12513 also does not handle when not optimizing.
12515 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
12516 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12518 * config/i386/i386.md (x86_sahf_1): Correctly handle
12521 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
12524 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
12525 x86_64_general_operand as operand[2] predicate. Remove "iF"
12526 from operand constraints and use "e" constraint instead.
12527 (*subti3_1, *subti3_1 splitter): Ditto.
12528 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
12529 operand[1] predicate.
12531 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
12533 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
12534 arrays, multiply the access strides by the size of the sub-array.
12535 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
12537 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
12539 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
12540 the configured assembler supports the sahf mnemonic.
12541 * configure: Regenerate.
12542 * config.in: Regenerate.
12544 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
12545 emit "sahf" or ".byte\t0x9e" as asm template.
12547 2007-03-14 Michael Meissner <michael.meissner@amd.com>
12550 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
12551 option to replace hard coded TARGET_xxx in md file.
12552 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
12553 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
12554 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
12555 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
12556 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
12557 (X86_TUNE_NOT_VECTORMODE): Ditto.
12558 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
12559 (TUNE_AVOID_VECTOR_DECODE): Ditto.
12560 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
12561 (TUNE_SLOW_IMUL_IMM8): Ditto.
12562 (TUNE_MOVE_M1_VIA_OR): Ditto.
12563 (TUNE_NOT_UNPAIRABLE): Ditto.
12564 (TUNE_NOT_VECTORMODE): Ditto.
12566 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
12569 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
12570 tuning options instead of hard coded TARGET_xxx.
12571 (fix ssemode peephole2's): Ditto.
12572 (imul peephole2's): Ditto.
12574 (movdi_or_rex64): Ditto.
12575 (move peephole2): Ditto.
12576 (not peephole2's): Ditto.
12578 2007-03-14 Dirk Mueller <dmueller@suse.de>
12580 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
12581 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
12582 * c-parser.c (c_parser_if_body): Always add an empty statement in case
12584 * c-parser.c (c_parser_do_statement): Warn about empty body in
12585 do/while statement.
12586 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
12587 * doc/invoke.texi (-Wempty-body): Update documentation.
12589 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12592 * c-common.h (warn_for_div_by_zero): Declare.
12593 * c-common.c (warn_for_div_by_zero): Define.
12594 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
12597 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12599 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
12600 to PREFIX and STANDARD_PREFIX.
12602 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12603 Phil Edwards <phil@codesourcery.com>
12605 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
12606 (__gthread_once_t): Remove busy field for RTPs.
12607 (__GTHREAD_ONCE_INIT): Update accordingly.
12609 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12611 * doc/invoke.texi: Document VxWorks options.
12613 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
12615 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
12617 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
12619 PR tree-optimization/30590
12620 * tree-nrv.c (tree_nrv): Check for the partial update of the
12623 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
12625 * flags.h (flag_random_seed): Remove declaration, in favor of...
12626 * toplev.h (get_random_seed, set_random_seed): ... these.
12627 * tree.c (get_file_function_name): Use the former.
12628 * opts.c (common_handle_option): Use the latter.
12631 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
12633 PR middle-end/31127
12634 * cse.c (cse_find_path): Do not bail out if a basic block that
12635 we already visited now becomes part of a path that starts at a
12636 different basic block. Just disallow this, to make sure we
12637 visit each basic block at most once.
12639 2007-03-13 Jan Hubicka <jh@suse.cz>
12641 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
12642 attributes, when profile esitmate is present, calls with very low
12643 frequency are cold.
12645 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
12647 PR tree-optimization/30730
12648 PR tree-optimization/26900
12649 * tree-ssa-loop-niter.c: Include gmp.h.
12650 (bounds): New type.
12651 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
12652 split_to_var_and_offset, determine_value_range,
12653 bound_difference_of_offsetted_base, refine_bounds_using_guard,
12654 bound_difference, bounds_add, bounds_negate,
12655 number_of_iterations_ne_max, dump_affine_iv): New functions.
12656 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
12657 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
12658 difference of initial and final value of control iv to validate
12660 (number_of_iterations_cond): Add loop parameter. Determine bounds
12661 on the difference of the extremes of the control iv. Add dumps.
12662 (expand_simple_operations): Handle phi nodes.
12663 (simplify_using_initial_conditions): Do not record used conditions.
12664 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
12665 Do not set additional_info.
12666 (implies_nonnegative_p, implies_ge_p): Removed.
12667 (derive_constant_upper_bound): Do not use parameter `additional'.
12668 (record_estimate): Parameter `additional' removed. Parameter
12669 `i_bound' added. Do not call derive_constant_upper_bound.
12670 (record_nonwrapping_iv): Use derive_constant_upper_bound to
12671 bound the number of iterations estimate.
12672 (estimate_numbers_of_iterations_loop): Pass the estimate from
12673 the number of iterations analysis to record_estimate.
12674 * tree.h (multiple_of_p): Declare.
12675 * tree-scalar-evolution.c (expression_expensive_p): Removed.
12676 (scev_const_prop): Do not check expression_expensive_p.
12677 * fold-const.c (multiple_of_p): Exported.
12678 * double-int.c (double_int_mask): Exported.
12679 * double-int.h (double_int_mask): Declare.
12680 * tree-flow.h (struct tree_niter_desc): Removed additional_info
12681 field. Added max field.
12683 2007-03-13 David Taylor <taylor@candd.org>
12686 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
12689 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12692 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
12693 two unamed patterns.
12695 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
12697 * config/i386/i386.opt (mcx16, msahf): New options.
12698 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
12699 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
12701 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
12702 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
12703 Output -mcx16 and -msahf options when corresponding bit is set.
12705 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
12706 and -msahf options.
12708 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
12710 * configure.ac: Test for assembler tolerance to # 0 "".
12711 * configure, config.in: Rebuilt.
12712 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
12714 2007-03-13 Geoffrey Keating <geoffk@apple.com>
12716 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
12718 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
12719 (handle_syscall): Handle direct system calls.
12720 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
12722 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
12724 * doc/invoke.texi: Fix cpp.info cross-reference.
12725 * doc/passes.texi: Fix gcc.info cross-reference.
12727 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
12729 PR tree-optimization/30835
12730 * lambda-code.c (can_convert_to_perfect_nest): Check whether
12731 bb_for_stmt is not NULL before accessing it.
12733 2007-03-12 Joseph Myers <joseph@codesourcery.com>
12735 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
12738 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
12741 * doc/install.texi: Document --enable-stage1-languages
12743 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
12745 * tree-pass.h (pass_into_cfg_layout_mode,
12746 pass_outof_cfg_layout_mode): Declare.
12747 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
12748 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
12749 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
12750 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
12752 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
12754 * c-decl.c (warn_variable_length_array): New function.
12755 Refactored from grokdeclarator to handle warn_vla
12756 and handle unnamed array case.
12757 (grokdeclarator): Refactored VLA warning case.
12758 * c.opt (Wvla): New flag.
12759 * doc/invoke.texi (Wvla): New warning.
12761 2007-03-12 Richard Henderson <rth@redhat.com>
12763 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
12764 (TARGET_SECTION_TYPE_FLAGS): New.
12766 2007-03-12 Richard Henderson <rth@redhat.com>
12768 * config/darwin.c (machopic_reloc_rw_mask): New.
12769 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
12770 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
12772 2007-03-12 Mark Mitchell <mark@codesourcery.com>
12774 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
12775 * cppdefault.h (cpp_PREFIX): Document.
12776 (cpp_PREFIX_len): Likewise.
12777 (cpp_EXEC_PREFIX): New variable.
12778 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
12779 * c-incpath.c (add_standard_paths): Correct logic for relocating
12780 paths within prefix.
12782 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
12784 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
12785 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
12787 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
12788 fix_truncdfdi_sse using SSEMODEF mode macro.
12789 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
12790 fix_truncdfsi_sse using SSEMODEF mode macro.
12791 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
12792 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
12794 2007-03-12 Richard Sandiford <richard@codesourcery.com>
12796 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
12797 elfos.h to tm_file.
12799 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
12801 * tree.h : Add multiple_of_p declaration.
12802 * fold-const.c (multiple_of_p): Make multiple_of_p public.
12803 * ipa-type-escape.c (results_of_malloc): Redundant.
12804 (visited_stmts): New. Visited stmt for walk_use_def_chains.
12805 (cast_type): Extended with new members.
12806 (check_cast): Returns cast_type.
12807 (cast): New structure for data of walk_use_def_chains.
12808 (is_malloc_result, is_cast_from_non_pointer_1,
12809 is_cast_from_non_pointer,
12810 is_array_access_through_pointer_and_index): New functions.
12811 (look_for_casts): Returns cast types.
12812 (check_call): Returns void.
12813 (okay_pointer_operation): Use support of pointer plus index,
12814 pointer plus constant and allow all multiplications.
12816 2007-03-11 Richard Guenther <rguenther@suse.de>
12818 PR tree-optimization/31115
12819 * tree-vrp.c (extract_range_from_binary_expr): Make sure
12820 the shift count is positive and non-anti-range for RSHIFT_EXPR.
12821 A shift count of zero is not special as with *_DIV_EXPR.
12822 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
12825 2007-03-11 Ian Lance Taylor <iant@google.com>
12827 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
12828 the *_DIV_EXPR codes correctly with overflow infinities.
12830 2007-03-11 Ira Rosen <irar@il.ibm.com>
12832 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
12833 indicate success/failure of the analysis. Add negation to subtrahend
12834 in case of subtraction. Fail if both operands contain constants.
12835 (create_data_ref): Fail if analyze_offset fails.
12837 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
12839 * config/i386/i386.md (frndintxf2): Rename to ...
12840 (rintxf2): ... this. Remove expander having same name.
12841 (rintsf2, rintdf2): Implement using SSEMODEF macro.
12842 (roundsf2, rounddf2): Ditto.
12843 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
12844 (lround<mode>di2, lround<mode>si2): Ditto.
12846 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
12848 * lower-subreg.c: Include except.h.
12849 (decompose_multiword_subregs): Verify that the only control flow
12850 insns we can split are loads to multi-words pseudos.
12851 Handle breaking such blocks after splitting, instead of calling
12852 find_many_sub_basic_blocks.
12854 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
12855 on the new basic block. Add a lengthy comment explaining why we
12856 thought this was necessary.
12857 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
12859 2007-03-10 Mark Mitchell <mark@codesourcery.com>
12862 * tree.c (walk_type_fields): Recurse into the element type of
12863 ARRAY_TYPEs if there is a pointer set.
12865 2007-03-10 Dirk Mueller <dmueller@suse.de>
12867 * c-common.c (warn_logical_operator): Fix condition.
12869 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
12871 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
12873 * config/darwin.c (machopic_select_section): Remove superfluous
12874 argument in call to categorize_decl_for_section. Remove unused
12877 2007-03-10 Joseph Myers <joseph@codesourcery.com>
12879 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
12881 * configure: Regenerate.
12883 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
12886 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
12887 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
12888 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
12889 Add LABEL_NUSES to emitted label.
12890 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
12891 branch probability value to emitted jump insn.
12892 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
12893 Do not check life information and do not re-arrange input operands
12894 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
12896 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
12898 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
12899 the change of decode_asm_operands.
12901 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
12903 * mode-switching.c (create_pre_exit): Skip blockage insn.
12905 2007-03-09 Diego Novillo <dnovillo@redhat.com>
12907 * tree-pass.h (TODO_update_smt_usage): Remove.
12909 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
12913 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12915 * pa.c (attr_length_call): Revise condition for long
12916 pc-relative branch.
12917 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
12918 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
12919 sequence on SOM target.
12921 2007-03-09 Geoffrey Keating <geoffk@apple.com>
12923 * gcc.c: Document %{, in big comment at top.
12924 (input_suffix_matches): Remove special handling for .s and
12926 (input_spec_matches): New.
12927 (handle_braces): Handle %{,.
12928 (validate_switches): ',' indicates a value which is not a switch.
12929 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
12930 to detect assembler input.
12931 * config/i386/sol2.h (CPP_SPEC): Likewise.
12932 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
12933 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12934 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
12935 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
12936 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
12937 -m64 causes deployment target to default to 10.5.
12938 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
12940 2007-03-09 Richard Henderson <rth@redhat.com>
12943 * target.h (targetm.asm.out.reloc_rw_mask): New.
12944 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
12945 (TARGET_ASM_OUT): Use it.
12946 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
12947 * varasm.c (categorize_decl_for_section): Remove shlib argument;
12948 use the new reloc_rw_mask target hook instead.
12949 (default_section_type_flags_1): Merge into...
12950 (default_section_type_flags): ... here.
12951 (decl_readonly_section_1): Merge into...
12952 (decl_readonly_section): ... here.
12953 (default_elf_select_section_1): Merge into...
12954 (default_elf_select_section): ... here.
12955 (default_unique_section_1): Merge into...
12956 (default_unique_section): ... here.
12957 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
12958 (default_select_rtx_section): Use it.
12959 (default_elf_select_rtx_section): Likewise.
12960 * output.h: Update to match.
12961 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
12962 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
12963 (TARGET_ASM_RELOC_RW_MASK): New.
12964 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
12965 to categorize_decl_for_section.
12966 (x86_64_elf_unique_section): Likewise.
12967 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
12968 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
12969 (TARGET_ASM_RELOC_RW_MASK): New.
12970 * config/ia64/ia64.c (ia64_rwreloc_select_section,
12971 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
12972 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
12973 (TARGET_RWRELOC): Remove.
12974 (ia64_section_type_flags): Adjust call to default_section_type_flags.
12975 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
12976 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
12977 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
12978 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
12979 (rs6000_xcoff_select_section): Use decl_readonly_section.
12980 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
12981 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
12982 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
12983 (TARGET_SECTION_TYPE_FLAGS): Remove.
12984 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
12986 2007-03-09 Roger Sayle <roger@eyesopen.com>
12988 * fold-const.c (fold_comparison): Remove compile-time evaluation of
12989 complex constant equality/inequality comparisons for here.
12990 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
12991 known at compile-time or can be simplified to a scalar comparison.
12992 (fold_relational_const): Move compile-time evaluation of complex
12993 constant equality/inequality comparisons to here.
12995 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12997 PR rtl-optimization/30643
12998 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
13000 (fold_rtx): Recurse, like before 2006-11-03.
13002 2007-03-09 DJ Delorie <dj@redhat.com>
13004 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
13007 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
13009 PR tree-optimization/30375
13010 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
13011 LHS of statements is not the same.
13012 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
13014 2007-03-09 Chao-ying Fu <fu@mips.com>
13016 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
13018 * doc/invoke.texi (-mdspr2): Document new option.
13019 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
13020 New unspec for DSP REV 2.
13021 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
13022 these instructions are extended in DSP REV 2.
13023 (mips-dspr2.md): Include.
13024 * config/mips/mips.opt (mdspr2): New option.
13025 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
13026 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
13027 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
13028 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
13029 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
13030 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
13031 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
13033 (bdesc_map): Add one field of unsupported_target_flags.
13034 (bdesc_arrays): Update entries to have extra fields. Add
13036 (mips_init_builtins): Initialize new function types.
13037 Check unsupported_target_fileds to filter out builtins.
13038 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
13040 (ASM_SPEC): Pass mdspr2 to the assembler.
13041 * config/mips/mips-dspr2.md: New file.
13043 2007-03-09 Sa Liu <saliu@de.ibm.com>
13045 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
13047 2007-03-09 Ian Lance Taylor <iant@google.com>
13049 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
13050 argument) like -Wstrict-overflow=2.
13051 * doc/invoke.texi (Warning Options): Update documentation.
13053 2007-03-09 Dirk Mueller <dmueller@suse.de>
13056 * doc/invoke.texi (-Wlogical-op): Document.
13057 * common.opt (-Wlogical-op): New.
13058 * c-common.h (warn_logical_operator): Declare.
13059 * c-common.c (warn_logical_operator): Define.
13060 * c-typeck.c (parser_build_binary_op): Call
13061 warn_logical_operator.
13063 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13065 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
13066 * final.c (final_scan_insn): Test for non-"" file name.
13068 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
13070 * doc/loop.texi: Document the Omega linear constraints solver.
13071 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
13072 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
13073 omega-hash-table-size, omega-max-keys, and
13074 omega-eliminate-redundant-constraints.
13075 * tree-pass.h (pass_check_data_deps): Declared.
13078 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
13079 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
13080 pass_check_data_deps): New.
13081 * tree-data-ref.c (init_data_ref): Remove declaration.
13082 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
13083 (analyze_array): Renamed init_array_ref, move up initializations.
13084 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
13085 Removed arguments that are set to NULL.
13086 (analyze_indirect_ref): Correct indentation, correct call to
13088 (object_analysis): Call init_array_ref instead of analyze_array.
13089 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
13090 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
13091 of DR_ACCESS_FNS_ADDR.
13092 (init_omega_eq_with_af, omega_extract_distance_vectors,
13093 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
13094 ddr_consistent_p): New.
13095 (compute_affine_dependence): Check consistency of ddrs when
13096 flag_check_data_deps is passed.
13097 (analyze_all_data_dependences): Uncomment.
13098 (tree_check_data_deps): New.
13099 * tree-data-ref.h: Include omega.h.
13100 (DR_ACCESS_FNS_ADDR): Removed.
13101 (data_dependence_relation): Add inner_loop.
13102 (DDR_INNER_LOOP): New.
13103 * common.opt (fcheck-data-deps): New.
13104 * tree-flow.h (tree_check_data_deps): Declare.
13105 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
13106 (OBJS-common): Depend on omega.o.
13108 * passes.c (pass_check_data_deps): Scheduled.
13109 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
13110 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
13111 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
13112 PARAM_VECT_MAX_VERSION_CHECKS,
13113 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
13115 2007-03-09 Richard Guenther <rguenther@suse.de>
13117 PR tree-optimization/30904
13118 PR middle-end/31058
13119 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
13120 the same way as *_DIV_EXPR.
13122 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13124 * recog.c (decode_asm_operands): No mixed declarations and code.
13126 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13128 * rtl.def (ASM_INPUT): Add location.
13129 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
13130 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
13131 (decode_asm_operands): Add loc operand.
13132 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
13133 * stmt.c (expand_asm): Rename to...
13134 (expand_asm_loc): ... this. Add locus argument. Pass it on to
13135 gen_rtx_ASM_INPUT_loc.
13136 (expand_asm_expr): Adjust.
13137 * recog.c (decode_asm_operands): Add loc operand.
13138 (check_asm_operands, extract_insn): Adjust.
13139 * reload1.c (maybe_fix_stack_asms): Likewise.
13140 * final.c (asm_insn_count): Likewise.
13141 (final_scan_insn): Output # line before and after asm.
13143 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
13145 * tree-ssa-structalias.c (variable_info): Remove
13147 (new_var_info): Ditto.
13148 (shared_bitmap_info_t): New structure.
13149 (shared_bitmap_table): New variable.
13150 (shared_bitmap_hash): New function.
13151 (shared_bitmap_eq): Ditto
13152 (shared_bitmap_lookup): Ditto.
13153 (shared_bitmap_add): Ditto.
13154 (merge_smts_into): Change to take bitmap directly.
13155 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
13156 (init_alias_vars): Init shared bitmap hashtable.
13157 (delete_points_to_sets): Delete shared bitmap hashtable.
13158 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
13159 is_aliased removal as a change that was still necessary was
13162 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
13164 * config/i386/i386.h (override_options): Conditionally disable
13165 x86_sahf for 64bit targets only.
13167 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13170 * c-decl.c (merge_decls): Don't call make_var_volatile.
13171 * varasm.c (make_var_volatile): Remove.
13172 * output.h (make_var_volatile): Remove.
13174 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
13176 PR tree-optimization/31085
13177 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
13179 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13181 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
13182 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
13183 ATTR_CONST_NOTHROW_LIST.
13185 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13188 2007-03-08 Diego Novillo <dnovillo@redhat.com>
13190 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
13192 2007-03-08 Geoffrey Keating <geoffk@apple.com>
13195 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
13197 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
13198 passed, use shared libgcc.
13200 2007-03-08 Roger Sayle <roger@eyesopen.com>
13202 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
13203 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13204 (honor_protect_cleanup_actions, lower_try_finally_switch):
13206 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
13207 ifc_temp_var): Likewise.
13208 * tree-inline.c (setup_one_parameter): Likewise.
13209 * tree-mudflap.c (mf_decl_cache_locals,
13210 mf_build_check_statement_for): Likewise.
13211 * tree-nested.c (init_tmp_var, save_tmp_var,
13212 finalize_nesting_tree_1): Likewise.
13213 * tree-outof-ssa.c (insert_copy_on_edge,
13214 insert_backedge_copies): Likewise.
13215 * tree-profile.c (tree_gen_edge_profiler,
13216 tree_gen_ic_profiler): Likewise.
13217 * tree-scalar-evolution.c (scev_const_prop): Likewise.
13218 * tree-sra.c (sra_build_assignment): Likewise.
13219 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
13220 * tree-ssa-math-opts.c (insert_reciprocals,
13221 execute_cse_sincos_1): Likewise.
13222 * tree-tailcall.c (adjust_accumulator_values,
13223 adjust_return_value): Likewise.
13224 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
13225 * tree-vect-transform.c (vect_create_data_ref_ptr,
13226 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
13227 vect_create_epilog_for_reduction, vectorizable_reduction,
13228 vectorizable_call, vectorizable_conversion,
13229 vectorizable_assignment, vectorizable_operation,
13230 vectorizable_type_demotion, vect_gen_widened_results_half,
13231 vect_permute_store_chain, vectorizable_store,
13232 vect_setup_realignment, vect_permute_load_chain,
13233 vectorizable_load, vectorizable_condition,
13234 vect_create_cond_for_align_checks): Likewise.
13235 * tree-vrp.c (build_assert_expr_for): Likewise.
13237 2007-03-08 Ian Lance Taylor <iant@google.com>
13239 * tree-vrp.c: Include "intl.h".
13240 (usable_range_p): New static function.
13241 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
13242 overflowed values, juts set *strict_overflow_p.
13243 (compare_values): Only return -2 if one of the operands is not a
13245 (compare_ranges): Call usable_range_p.
13246 (compare_range_with_value): Likewise.
13247 (vrp_evaluate_conditional_warnv): Rename from
13248 vrp_evaluate_conditional. Make static. Change all callers.
13249 (vrp_evaluate_conditional): New function.
13250 (simplify_div_or_mod_using_ranges): Issue warning about reliance
13251 on signed overflow.
13252 (simplify_abs_using_ranges): Likewise.
13253 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
13254 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
13255 within_stmt parameter.
13256 * tree-ssa-propagate.c (fold_predicate_in): Update call to
13257 vrp_evaluate_conditional.
13258 * tree-ssa-threadedge.c
13259 (record_temporary_equivalences_from_stmts_at_dest): Change
13260 simplify parameter to take a second tree parameter.
13261 (simplify_control_stmt_condition): Likewise.
13262 (thread_across_edge): Likewise.
13263 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
13264 (thread_across_edge): Likewise.
13265 * Makefile.in (tree-vrp.o): Depend upon intl.h.
13267 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
13269 * config/i386/i386.h (TARGET_SAHF): New define.
13270 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
13271 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
13272 (x86_sahf): New global variable.
13273 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
13274 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
13275 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
13276 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
13278 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
13279 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
13280 when expanding fcomi/sahf based tests.
13281 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
13282 expanding sahf based alternative. Emit sahf based sequence when
13283 optimizing for code size.
13284 * config/i386/i386.md (x86_sahf_1): Do not disable for
13285 TARGET_64BIT, enable for TARGET_SAHF.
13287 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
13289 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
13290 spurious whitespace from error message.
13292 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
13295 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
13297 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
13299 * c-decl.c (grokdeclarator): Disable warnings for anonymous
13301 * tree-sra.c (instantiate_element): Propagate disabled warnings
13302 from the element itself to the created variable.
13304 2007-03-07 Richard Henderson <rth@redhat.com>
13307 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
13308 silently fix up the stack in the case of a missing register.
13310 2007-03-07 Paul Brook <paul@codesourcery.com>
13312 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
13314 2007-03-07 Joseph Myers <joseph@codesourcery.com>
13316 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
13318 (phase1_vrs): Use them.
13319 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
13320 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
13321 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
13322 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
13323 __gnu_Unwind_Restore_WMMXC if required.
13324 (_Unwind_VRS_Pop): Implement iWMMXt support.
13325 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
13326 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
13327 gnu_Unwind_Save_WMMXC): Define.
13329 2007-03-07 Richard Sandiford <richard@codesourcery.com>
13331 * config/vxworks.h (vxworks_override_options): Declare.
13332 (VXWORKS_OVERRIDE_OPTIONS): Use it.
13333 * config/vxworks.c: Include target.h and toplev.h.
13334 (vxworks_override_options): New function.
13335 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
13337 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
13339 * config/s390/s390.c (override_options): Don't emit an error when
13340 -mstack-size is used without providing -mstack-guard.
13341 (s390_emit_prologue): Choose stack_guard value automatically if not
13342 provided via command line.
13343 * doc/invoke.texi: Adjust description of -mstack-guard and
13346 2007-03-07 Richard Sandiford <richard@codesourcery.com>
13348 * config/i386/i386.c (output_set_got): Add a GOT initialization
13349 sequence for VxWorks PIC.
13350 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
13351 around labels as well as symbols. Use gotoff_operand instead
13352 of local_symbolic_operand.
13353 (legitimize_pic_address): Use gotoff_operand instead of
13354 local_symbolic_operand. Use @GOT accesses for labels as
13356 (ix86_output_addr_diff_elt): Use PC-relative rather than
13357 GP-relative offsets for VxWorks PIC.
13358 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
13359 no_new_pseudos. Check whether the returned register is op0.
13360 * config/i386/i386.md (tablejump): Use PC-relative rather than
13361 GP-relative offsets for VxWorks PIC.
13362 * config/i386/predicates.md (gotoff_operand): New predicate.
13364 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13366 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
13368 * config/vxworks-dummy.h: New file.
13369 * config/i386/i386.h: Include it.
13371 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
13373 * dwarf2out.c (is_inlined_entry_point): New
13374 (add_high_low_attributes): Emit DW_AT_entry_pc along with
13375 DW_AT_ranges if the first subblock is the entry point.
13377 2007-03-06 David Daney <ddaney@avtrex.com>
13379 * doc/install.texi (mips-*-*): Change recommended binutils
13382 2007-03-06 Anatoly Sokolov <aesok@post.ru>
13384 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
13385 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
13387 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13388 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13390 2007-03-06 Jan Hubicka <jh@suse.cz>
13392 * errors.h (warning, error, fatal, internal_error): Mark as cold.
13393 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
13395 (probably_cold_bb_p): Cold functions are cold.
13396 (probably_never_executed_bb_p): Cold functions are cold.
13397 (tree_bb_level_predictions): Predict calls to cold functions as not
13399 (compute_function_frequency): Check hot/cold attributes.
13400 * function.h (function_frequency): Update comments.
13401 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
13402 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
13403 (c_common_att): Add cold and hot.
13405 * doc/extend.texi (hot,cold attributes): Document.
13407 2007-03-06 Andrew Haley <aph@redhat.com>
13409 * function.c (expand_function_end): Move blockage to just after we
13410 emit the label for the naked return from the function.
13412 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13414 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
13417 2007-03-06 Jan Hubicka <jh@suse.cz>
13419 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
13420 loaded for constant large models. Non-large 64bit PIC can do.
13421 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
13422 * cmodel.h: Add LARGE PIC.
13423 * i386.md (UNSPEC_PLTOFF): New.
13424 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
13426 (*call_1_rex64): Disable for large models.
13427 (*call_1_rex64_large): New.
13428 (*call_value_1_rex64): Disable for large models.
13429 (*call_value_1_rex64_large): New.
13430 (set_rip_rex4): New.
13431 (set_got_offset_rex64): New.
13432 * predicates.md (constant_call_address_operand): For large model
13433 constant calls are not possible.
13434 * i386-protos.h (construct_plt_address): Declare.
13435 * i386.c (override_options): Accept large models.
13436 (ix86_expand_prologue): Expand large PIC GOT pointer load.
13437 (legitimate_constant_p): Add new UNSPECs.
13438 (legitimate_pic_operand_p): Likewise.
13439 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
13440 (legitimize_pic_address): Do easy RIP relative way for TLS only for
13442 (output_pic_addr_const): Add PLTOFF.
13443 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
13444 (ix86_expand_move): Legitimize pic address when in PIC mode.
13445 (construct_plt_address): New function.
13446 (ix86_expand_call): Offload the address to register and use GOT
13447 pointer for large model.
13448 * invoke.texi (mcmodel=large): Update documentation.
13450 2007-03-06 Richard Henderson <rth@redhat.com>
13452 * config/i386/i386.c (x86_use_leave, x86_push_memory,
13453 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
13454 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
13455 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
13456 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
13457 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
13458 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
13459 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
13460 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
13461 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
13462 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13463 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
13464 x86_sse_partial_reg_dependency, x86_sse_split_regs,
13465 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
13466 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
13467 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
13468 x86_schedule, x86_use_bt, x86_pad_returns,
13469 x86_use_xchgb): Merge into ...
13470 (ix86_tune_features): ... here. New array.
13471 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
13472 x86_bswap): Merge into ...
13473 (ix86_arch_features): ... here. New array.
13474 (x86_3dnow_a): Remove.
13475 (x86_accumulate_outgoing_args): Make static.
13476 (x86_arch_always_fancy_math_387): Make static.
13477 (ix86_tune_mask, ix86_arch_mask): Move ...
13478 (override_options): ... to local variables here. Apply the
13479 appropriate mask to each element of ix86_arch_features and
13480 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
13481 as were done in the old macros.
13482 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
13483 * config/i386/i386.h (x86_use_leave, x86_push_memory,
13484 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
13485 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
13486 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
13487 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
13488 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
13489 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
13490 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
13491 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
13492 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
13493 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13494 x86_accumulate_outgoing_args, x86_prologue_using_move,
13495 x86_epilogue_using_move, x86_decompose_lea,
13496 x86_arch_always_fancy_math_387, x86_shift1,
13497 x86_sse_partial_reg_dependency, x86_sse_split_regs,
13498 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
13499 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
13500 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
13501 x86_use_incdec, x86_pad_returns, x86_bswap,
13502 x86_partial_flag_reg_stall): Remove.
13503 (enum ix86_tune_indices): New.
13504 (ix86_tune_features): New.
13505 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
13506 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
13507 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
13508 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
13509 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
13510 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
13511 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
13512 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
13513 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
13514 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
13515 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
13516 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
13517 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
13518 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
13519 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
13520 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
13521 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
13522 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
13523 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
13524 TARGET_EXT_80387_CONSTANTS): Use it.
13525 (enum ix86_arch_indices): New.
13526 (ix86_arch_features): New.
13527 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
13528 TARGET_BSWAP): Use it.
13529 (ix86_tune_mask, ix86_arch_mask): Remove.
13531 2007-03-06 Joseph Myers <joseph@codesourcery.com>
13534 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
13535 Define using $${sysroot_headers_suffix}.
13536 * configure: Regenerate.
13537 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
13538 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
13540 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
13541 * gcc.c (print_sysroot_headers_suffix): New.
13542 (option_map): Include --print-sysroot-headers-suffix.
13543 (display_help): Mention -print-sysroot-headers-suffix.
13544 (process_command): Handle -print-sysroot-headers-suffix.
13545 (do_spec_1): Append multilib directory to include-fixed path if
13546 sysroot suffixes in use.
13547 (main): Handle -print-sysroot-headers-suffix.
13548 * Makefile.in (start.encap): Don't depend on xlimits.h
13549 (xlimits.h): Remove.
13550 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
13551 limits.h for each multilib in fixinc_list.
13552 (fixinc_list, s-fixinc_list): New.
13553 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
13554 generate them for each multilib in fixinc_list.
13555 (stmp-fixproto): Use include-fixed. Run fixproto for each
13556 multilib in fixinc_list.
13557 (mostlyclean): Don't remove xlimits.h.
13558 (clean): Remove include-fixed.
13559 (real-install-headers-tar, real-install-headers-cpio,
13560 real-install-headers-cp): Don't copy include, only include-fixed.
13561 (install-mkheaders): Depend on fixinc_list. Don't depend on
13562 xlimits.h. Save limits.h files for each multilib in fixinc_list.
13563 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
13564 SYSTEM_HEADER_DIR setting in mkheaders.conf.
13566 2007-03-06 Jan Hubicka <jh@suse.cz>
13568 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
13571 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13573 * configure.ac: Allow tm_file to contain build-directory files.
13574 * configure: Regenerate.
13575 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
13576 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
13577 * config/m68k/print-sysroot-suffix.sh: New file.
13579 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13581 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
13582 of pic_offset_table_rtx if reload_completed.
13583 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
13584 PIC_OFFSET_TABLE_REGNUM.
13585 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
13587 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
13588 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
13590 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13592 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
13593 functions that call eh_return.
13595 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13597 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
13598 functions that need a constant pool.
13600 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13603 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
13604 (m68k_preferred_reload_class): Likewise.
13605 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
13606 (SECONDARY_RELOAD_CLASS): Define.
13607 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
13608 (LIMIT_RELOAD_CLASS): Delete.
13609 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
13610 registers from storing bytes.
13611 (m68k_secondary_reload_class): New function.
13612 (m68k_preferred_reload_class): Likewise.
13614 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13616 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
13618 (m68k_expand_prologue): Likewise.
13620 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13622 * config/m68k/m68k-protos.h (output_sibcall): Declare.
13623 (mips_expand_epilogue): Add a bool parameter.
13624 (m68k_legitimize_sibcall_address): Declare.
13625 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
13626 (m68k_expand_epilogue): Add a parameter to select between sibling
13627 and normal epilogues. Only generate a return for the latter.
13628 (m68k_ok_for_sibcall_p): New function.
13629 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
13630 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
13631 (sibcall_value, *sibcall_value): Likewise.
13632 (*call, *call_value): Require !SIBLING_CALL_P.
13633 (epilogue): Update call to m68k_expand_epilogue.
13634 (sibcall_epilogue): New pattern.
13635 * config/m68k/predicates.md (const_call_operand): Say that this
13636 predicate applies to sibling calls too.
13637 (sibcall_operand): New predicate.
13639 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13641 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
13642 alternatives as movsi_cf.
13643 (movsf_cf_hard): Add commentary.
13645 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
13646 Richard Sandiford <richard@codesourcery.com>
13648 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
13649 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
13650 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
13651 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
13652 as being live on exit from an interrupt function.
13653 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
13654 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
13655 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
13656 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
13657 (m68k_interrupt_function_p): Globalize.
13658 (m68k_compute_frame_layout): Remove reverse mask code.
13659 (m68k_emit_movem, m68k_set_frame_related): New functions.
13660 (m68k_output_function_prologue): Delete in favor of...
13661 (m68k_expand_prologue): ...this new function.
13662 (m68k_output_function_epilogue): Delete in favor of...
13663 (m68k_expand_epilogue): ...this new function.
13664 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
13666 (print_operand): Handle %?.
13667 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
13668 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
13669 (prologue, epilogue): New patterns.
13670 (return): Turn into a define_expand.
13671 (*return): New pattern, derived from old "return" pattern. Use rte
13672 rather than rts for interrupt functions. Only use rtd if the pop
13674 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
13675 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
13676 (link, *link, unlink, *unlink, load_got): Likewise.
13678 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13682 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
13683 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
13684 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
13685 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
13686 and m68k_matches_u_p.
13687 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
13688 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
13689 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
13690 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
13691 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
13692 (REG_STRICT_P): New macro.
13693 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
13694 PCREL_GENERAL_OPERAND_OK.
13695 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
13696 m68k_legitimate_base_reg_p.
13697 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
13698 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
13699 (PIC_CASE_VECTOR_ADDRESS): Update comment.
13700 * config/m68k/m68k.c (m68k_address): New structure.
13701 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
13702 (m68k_decompose_index, m68k_legitimate_constant_address_p)
13703 (m68k_jump_table_ref_p, m68k_decompose_address)
13704 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
13705 (m68k_matches_u_p): New functions.
13706 (print_operand_address): Rewrite to use m68k_decompose_index.
13708 2007-03-05 David Taylor <dtaylor@emc.com>
13710 * gcc.c: Correct copyright date in --version output.
13712 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13714 * pa.md: In unamed move patterns, disparge copies between general
13715 and floating point registers using '?' modifier. Don't include 'f'
13716 constraint for register preferences in DImode, SImode, HImode and
13717 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
13718 Remove constraints for copies between general and floating registers
13719 in soft-float DFmode pattern.
13720 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
13724 2007-03-05 Mike Stump <mrs@apple.com>
13726 * c-common.c (targetcm): Add.
13727 * c-opts.c (c_common_handle_option): Handle language specific
13729 * opts.c (handle_option): Verify language for target options, if
13731 * opth-gen.awk: Add CL_LANG_ALL.
13732 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
13733 (TARGETCM_INITIALIZER): Add.
13734 * target.h (struct gcc_targetcm): Add.
13736 * targhooks.c (default_handle_c_option): Add.
13737 * targhooks.h (default_handle_c_option): Add.
13738 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
13740 * config/darwin.opt (iframework): Add.
13741 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
13742 * config/darwin-c.c (handle_c_option): Add.
13743 (TARGET_HANDLE_C_OPTION): Add.
13745 * doc/invoke.texi (Darwin Options): Add -iframework.
13747 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13749 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
13752 2007-03-05 Ian Lance Taylor <iant@google.com>
13754 * c.opt (fgnu89-inline): New option.
13755 * c-opts.c (c_common_post_options): Set default value for
13757 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
13758 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
13760 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
13761 (grokdeclarator, start_function): Likewise.
13762 * c-cppbuiltin.c (c_cpp_builtins): Define either
13763 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
13764 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
13765 (C Dialect Options): Document -fgnu89-inline.
13766 * doc/extend.texi (Function Attributes): Explain what the
13767 gnu_inline attribute does.
13768 * doc/cpp.texi (Common Predefined Macros): Document
13769 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13771 2007-03-05 Ian Lance Taylor <iant@google.com>
13773 PR tree-optimization/31034
13774 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
13775 half-range if the other side is an overflow infinity.
13777 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
13779 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
13780 (bfin*-linux-uclibc*): New configuration.
13781 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
13783 * config/bfin/linux.h: New file.
13784 * config/bfin/libgcc-bfin.ver: New file.
13785 * config/bfin/t-bfin-uclinux: New file.
13786 * config/bfin/t-bfin-linux: New file.
13787 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
13788 (TARGET_OS_CPP_BUILTINS): New macro.
13790 2007-03-05 Richard Guenther <rguenther@suse.de>
13792 * fold-const.c (fold_binary): Remove duplicate folding
13793 of comparison of non-null ADDR_EXPR against null.
13795 2007-03-05 Richard Guenther <rguenther@suse.de>
13796 Dorit Nuzman <dorit@il.ibm.com>
13798 PR tree-optimization/26420
13799 * tree-vectorizer.c (vectorize_loops): Bail out early if there
13800 are no loops in the function. Only print the number of
13801 vectorized loops if it is greater than zero or we are supposed
13802 to print information about unvectorized loops.
13804 2007-03-05 Revital Eres <eres@il.ibm.com>
13806 * gcc.dg/var-expand1.c: New test.
13807 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
13808 when an accumulator is expanded.
13810 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13813 * c-common.c (convert_and_check): Don't give warnings for
13814 conversion if 'expr' already overflowed.
13816 2007-03-04 Roger Sayle <roger@eyesopen.com>
13818 PR middle-end/30744
13819 * fold-const.c (fold_comparison): Enforce type consistency when
13820 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
13822 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
13824 * tree-ssa-address.c (create_mem_ref): Do not put an expression
13825 containing a cast to the base of TARGET_MEM_REF.
13827 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
13829 * tree.c (tree_contains_struct_check_failed): Remove spurious
13830 whitespace from error message.
13832 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
13835 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
13836 instead of precision.
13838 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
13839 Nathan Sidwell <nathan@codesourcery.com>
13841 * emit-rtl.c (find_auto_inc): New.
13842 (try_split): recreate REG_INC notes,
13843 Use regular for loops rather than whiles.
13845 2007-03-03 Andreas Schwab <schwab@suse.de>
13847 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
13848 * configure: Regenerate.
13850 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13852 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
13853 flag_rounding_math, not flag_unsafe_math_optimizations.
13855 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
13857 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
13858 alpha_fold_vector_minmax): Likewise.
13859 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13860 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
13862 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
13864 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
13865 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
13866 if the lhs has side-effects.
13867 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
13869 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13871 * config/i386/i386.h (TUNEMASK): Remove define.
13872 (ARCHMASK): Remove define.
13873 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
13874 Use ix86_arch_mask variable instead of ARCHMASK.
13875 * config/i386/i386.c (override_options): Ditto.
13876 (standard_80387_constant_p): Ditto.
13878 2007-03-02 Ian Lance Taylor <iant@google.com>
13880 Used signed infinities in VRP.
13881 * tree-vrp.c (uses_overflow_infinity): New static function.
13882 (supports_overflow_infinity): New static function.
13883 (make_overflow_infinity): New static function.
13884 (negative_overflow_infinity): New static function.
13885 (positive_overflow_infinity): New static function.
13886 (is_negative_overflow_infinity): New static function.
13887 (is_positive_overflow_infinity): New static function.
13888 (is_overflow_infinity): New static function.
13889 (overflow_infinity_range_p): New static function.
13890 (compare_values_warnv): New function split out of compare_values.
13891 (compare_value): Call it.
13892 (set_value_range_to_nonnegative): Add overflow_infinity
13893 parameter. Change caller.
13894 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
13896 (vrp_expr_computes_nonzero): Likewise.
13897 (compare_ranges, compare_range_with_value): Likewise.
13898 (compare_name_with_value, compare_names): Likewise.
13899 (vrp_evaluate_conditional): Likewise.
13900 (set_value_range): Handle infinity
13901 (vrp_operand_equal_p, operand_less_p): Likewise.
13902 (extract_range_from_assert): Likewise.
13903 (vrp_int_const_binop): Likewise.
13904 (extract_range_from_binary_expr): Likewise.
13905 (extract_range_from_unary_expr): Likewise.
13906 (extract_range_from_comparison): Likewise.
13907 (extract_range_from_expr): Likewise.
13908 (dump_value_range): Likewise.
13909 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
13910 (test_for_singularity): Likewise.
13911 (vrp_int_const_binop): Remove inline qualifier.
13912 (adjust_range_with_scev): Add comment.
13913 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
13915 2007-03-02 Diego Novillo <dnovillo@redhat.com>
13917 * tree-ssa-structalias.c (could_have_pointers): Tidy.
13918 (get_constraint_for): Likewise.
13919 (do_structure_copy): Likewise.
13920 (find_func_aliases): Fix references to MODIFY_EXPR.
13921 (intra_create_variable_infos): Tidy.
13922 * tree-ssa-operands.c (add_virtual_operand): Add argument
13924 When adding members of alias sets, if IS_CALL_SITE is true and
13925 the symbol is not call-clobbered, skip it.
13926 Adjust all callers.
13928 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
13930 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
13931 entry by means of emit_insn_at_entry.
13933 2007-03-02 Richard Henderson <rth@redhat.com>
13935 * expr.h (promoted_input_arg): Remove decl.
13936 * function.c (promoted_input_arg): Merge into ...
13937 * combine.c (setup_incoming_promotions): ... only caller.
13938 Rearrange to avoid double loop.
13940 2007-03-02 Ben Elliston <bje@au.ibm.com>
13941 Peter Bergner <bergner@vnet.ibm.com>
13942 Janis Johnson <janis187@us.ibm.com>
13944 * config/rs6000/dfp.md: New file.
13945 * config/rs6000/rs6000.md: Include dfp.md.
13946 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
13947 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
13948 and TDmode decimal float modes in FP registers.
13949 (num_insns_constant): Likewise.
13950 (rs6000_legitimate_offset_address_p): Likewise.
13951 (rs6000_legitimize_address): Likewise.
13952 (rs6000_legitimize_reload_address): Likewise.
13953 (rs6000_legitimate_address): Likewise.
13954 (rs6000_emit_move): Likewise.
13955 (function_arg_boundary): Likewise.
13956 (function_arg_advance): Likewise.
13957 (rs6000_darwin64_record_arg_recurse): Likewise.
13958 (function_arg): Likewise.
13959 (rs6000_gimplify_va_arg): Likewise.
13960 (rs6000_split_multireg_move): Likewise.
13961 (rs6000_output_function_epilogue): Likewise.
13962 (rs6000_output_function_epilogue): Likewise.
13963 (rs6000_register_move_cost): Likewise.
13964 (rs6000_function_value): Likewise.
13965 (rs6000_libcall_value): Likewise.
13967 2007-03-02 Richard Sandiford <richard@codesourcery.com>
13969 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
13971 2007-03-02 Richard Sandiford <richard@codesourcery.com>
13973 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
13974 Use $MULTIDIR to choose between the kernel and RTP headers,
13975 and use $WIND_BASE and $WIND_USR to locate them.
13977 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13979 * config/i386/i386.c (override_options): Put initialization of
13980 ix86_tune_mask and ix86_arch_mask to the correct place.
13982 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13983 Michael Meissner <michael.meissner@amd.com>
13986 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
13987 (ARCHMASK): Define.
13988 (TARGET_CMOVE): Use ARCHMASK.
13989 (TARGET_CMPXCHG): Ditto.
13990 (TARGET_CMPXCHG8B): Ditto.
13991 (TARGET_XADD): Ditto.
13992 (TARGET_BSWAP): Ditto.
13993 * config/i386/i386.c (ix86_tune_mask): New global variable.
13994 (ix86_arch_mask): Ditto.
13995 (override_options): Initialize ix86_tune_mask and
13996 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
13999 2007-03-02 Ben Elliston <bje@au.ibm.com>
14002 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
14004 2007-03-02 Joseph Myers <joseph@codesourcery.com>
14006 * target.h (init_dwarf_reg_sizes_extra): New target hook.
14007 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
14008 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
14009 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
14011 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
14012 rs6000_init_dwarf_reg_sizes_extra): New.
14013 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
14014 SPE register high parts.
14016 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
14018 * Makefile.in: Add install-pdf target as
14019 copied from automake v1.10 rules.
14020 * configure.ac: Add install-pdf to target list.
14021 * configure: Regenerate.
14023 2007-03-01 Paul Brook <paul@codesourcery.com>
14025 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
14026 modes to LDRD for DImode.
14027 (output_move_double): Fixup out of range ldrd/strd.
14028 (vfp_secondary_reload_class): Rename...
14029 (coproc_secondary_reload_class): ... to this. Add wb argument.
14030 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
14031 coproc_secondary_reload_class for CLASS_IWMMXT.
14032 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
14033 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
14035 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
14037 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
14038 unroll factor by the estimated number of iterations.
14039 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
14040 than prefetch latency.
14042 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
14043 decode_caches_intel, detect_caches_intel): New functions.
14044 (host_detect_local_cpu): Use detect_caches_amd and
14045 detect_caches_intel.
14047 2007-03-01 Richard Henderson <rth@redhat.com>
14049 * expr.c (emit_move_complex_push): Export.
14050 (emit_move_complex_parts): Split out from ...
14051 (emit_move_complex): ... here.
14052 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
14053 * config/i386/i386.md (movcdi): New.
14055 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
14057 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
14058 size of mode1 to check for tieable modes in MMX case.
14060 2007-03-01 Richard Sandiford <richard@codesourcery.com>
14062 * Makefile.in (rtlanal.o): Depend on tree.h.
14063 * rtl.h (offset_within_section_p, split_const): Declare.
14064 * rtlanal.c: Include tree.h.
14065 (offset_within_block_p): New function, taken from
14066 mips_offset_within_object_p.
14067 (split_const): New function, taken from mips_split_const.
14068 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
14070 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14071 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
14072 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
14073 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
14074 (m68k_illegitimate_symbolic_constant_p): New function.
14075 * config/m68k/m68k.md (movsi): Remove misleading predicates.
14076 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
14077 symbolic constant that might be outside the symbol's section,
14078 move the symbol first and then add the offset.
14079 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
14081 * config/mips/mips.c (mips_split_const): Delete.
14082 (mips_offset_within_object_p): Delete.
14083 (mips_symbolic_constant_p): Use offset_within_section_p and
14084 split_const instead of mips_offset_within_object_p and
14086 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
14087 (mips_legitimize_const_move, print_operand_reloc)
14088 (mips_dangerous_for_la25_p): Use split_const instead of
14091 2007-02-28 Eric Christopher <echristo@apple.com>
14093 * Makefile.in (install-include-dir): Don't rm -rf include.
14095 2007-02-28 Richard Guenther <rguenther@suse.de>
14097 PR middle-end/30364
14098 * fold-const.c (fold_binary): Do not associate expressions
14099 with more than one variable for integer types that do not wrap.
14101 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
14103 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
14104 Delete, and replace with...
14105 (fold_builtin_call_array): This. Update callers to use it.
14106 * fold-const.c (fold_build_call_list): Delete, and replace with...
14107 (fold_build_call_array): This.
14108 (fold_build_call_list_initializer): Delete, and replace with...
14109 (fold_build_call_array_initializer): This.
14110 * tree.h: Update declarations to reflect above changes.
14112 * c-typeck.c (build_function_call): Store converted arguments
14113 in a stack-allocated array instead of building a list.
14114 (convert_arguments): Store arguments in the array passed in as an
14115 argument, and return the actual number of arguments.
14116 * c-format.c: (check_function_format): Pass arguments in an
14117 array instead of a list.
14118 * c-common.c (check_function_nonnull): Likewise.
14119 (check_function_sentinel): Likewise.
14120 (check_function_arguments): Likewise.
14121 * c-common.h: Update declarations to reflect above changes.
14123 2007-02-28 Jan Hubicka <jh@suse.cz>
14125 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
14126 PRED_NEGATIVE_RETURN): Update outcomes.
14128 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
14130 * calls.c (emit_library_call_value_1): Handle partial registers
14131 correctly when building up CALL_INSN_FUNCTION_USAGE.
14133 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14135 * pa/predicates.md (move_src_operand): Allow zero for mode.
14136 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
14139 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
14142 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
14143 *movv2df_internal): Enable pattern only for valid operand
14145 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
14146 tie only 128bit modes. For MMX registers, tie only 64bit modes.
14148 2007-02-27 Mike Stump <mrs@apple.com>
14150 * config/darwin-crt3.c: Avoid compilation when compiling for a
14153 2007-02-27 Joseph Myers <joseph@codesourcery.com>
14155 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
14157 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
14158 for fixed headers and limits.h.
14159 (install-include-dir, install-headers-tar, install-headers-cpio,
14160 install-headers-cp, real-install-headers-tar,
14161 real-install-headers-cpio, real-install-headers-cp): Handle
14162 include-fixed as well as include.
14163 (install-mkheaders): Don't install files that go only in include
14165 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
14166 from GCC_INCLUDE_DIR.
14167 * gcc.c (process_command): Remove special -BstageN/ handling.
14168 (do_spec_1): Add include-fixed directories.
14170 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14172 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
14174 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
14176 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
14179 2007-02-27 Mark Mitchell <mark@codesourcery.com>
14181 * c-common.c (get_priority): Add check for
14182 SUPPORTS_INIT_PRIORITY.
14184 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14186 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
14188 * config/bfin/bfin.c: Include "cfglayout.h".
14189 (MAX_LSETUP_DISTANCE): New macro.
14190 (struct loop_info): New members incoming, incoming_src and
14191 incoming_dest. Delete member predecessor.
14192 (length_for_loop): New function.
14193 (bfin_optimize_loop): Handle more different loop structures.
14194 (bfin_discover_loop): Rework detection of predecessor blocks by
14195 examining incoming edges.
14196 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
14198 (bfin_reorder_loops): New function.
14199 (bfin_reorg_loops): Use these three new functions.
14201 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
14202 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
14203 (CONSTRAINT_LEN): Add entry for 'q'.
14204 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
14205 Add 'q' constraints.
14206 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
14207 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
14209 * config/bfin/bfin.md (add_with_carry): New pattern.
14210 (s_or_u, su_optab, su_modifier): New code macros/attrs.
14211 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
14212 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
14213 support unsigned multiplies too. Removed incorrect commutativity from
14214 operand 1 constraint where appropriate.
14215 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
14217 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
14218 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
14220 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
14221 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
14222 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
14223 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
14224 usmulhisi_hh_huh): New patterns.
14226 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
14227 lshifthi3): Fix output template to use half reg for operand 2.
14229 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
14232 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
14234 2007-02-27 Andreas Schwab <schwab@suse.de>
14236 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
14238 2007-02-27 Jan Hubicka <jh@suse.cz>
14240 * predict.c (last_basic_block_p): Remove.
14241 (tree_estimate_probability): Update return heuristic for commonized
14244 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
14246 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
14248 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
14250 * doc/include/gcc-common.texi (versionsubtitle): New macro.
14251 * doc/cpp.texi: Standardize title page.
14252 * doc/cppinternals.texi: Likewise.
14253 * doc/gcc.texi: Standardize title page, remove version number
14254 from copyright page.
14255 * doc/gccint.texi: Likewise.
14256 * doc/install.texi: Standardize title page, add table of
14259 2007-02-26 Jan Hubicka <jh@suse.cz>
14261 * predict.def: Set outcomes according to more recent results.
14262 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
14263 Remove dead predictors.
14264 * predict.c (return_prediction): Fix pasto.
14266 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14268 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
14269 change; avoid a memory leak when returning early.
14271 2007-02-26 Mark Mitchell <mark@codesourcery.com>
14273 * c-decl.c (static_ctors): Move to c-common.c.
14274 (static_dtors): Likewise.
14275 (finish_function): Use c_record_cdtor_fn.
14276 (build_cdtor): Move to c-common.c.
14277 (c_write_global_declarations): Use c_build_cdtor_fns.
14278 * c-common.h (static_ctors): Declare.
14279 (static_dtors): Likewise.
14280 (c_record_cdtor_fn): Likewise.
14281 (c_build_cdtor_fns): Likewise.
14282 * c-common.c (static_ctors): New variable.
14283 (static_dtors): Likewise.
14284 (c_record_cdtor_fn): New function.
14285 (build_cdtor): Move from c-decl.c
14286 (c_build_cdtor_fns): New function.
14288 * output.h (assemble_addr_to_section): Declare.
14289 (get_cdtor_priority_section): Likewise.
14290 * varasm.c (assemble_addr_to_section): New function.
14291 (get_cdtor_priority_section): Likewise.
14292 (default_named_section_asm_out_destructor): Use them.
14293 (destor_dtor_section_asm_out_destructor): Likewise.
14294 (default_named_section_asm_out_constructor): Likewise.
14295 (default_ctor_section_asm_out_constructor): Likewise.
14296 * config.gcc (*-*-vxworks*): Include vxworks.o.
14297 * config/t-vxworks (vxworks.o): New target.
14298 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
14299 (TARGET_ASM_CONSTRUCTOR): Define.
14300 (TARGET_ASM_DESTRUCTOR): Likewise.
14301 (vxworks_asm_out_constructor): Declare.
14302 (vxworks_asm_out_destructor): Likewise.
14304 * c-common.c (get_priority): Check that we have not just an
14305 INTEGER_CST, but an integer constant with integeral type.
14307 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
14309 PR tree-optimization/30938
14310 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
14311 use &dt[nargs-1] instead of &dt[nargs] in the call to
14312 vect_is_simple_use().
14314 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
14316 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
14317 from register elimination as PRE_MODIFY / POST_MODIFY increments.
14318 Do not attempt to handle MEM inside auto-inc expressions.
14319 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
14320 of a register modified by an auto-inc expression. However, do handle
14321 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
14322 (elimination_effects): Prohibit elimination of a register modified
14323 by an auto-inc expression. Disable register elimination rules whose
14324 target register is modified by an auto-inc expression with variable
14327 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
14329 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
14331 (array_at_struct_end_p): New function.
14332 (idx_infer_loop_bounds): Use it.
14333 (estimate_numbers_of_iterations_loop): Export.
14334 * predict.c (predict_loops): Use estimated_loop_iterations_int.
14335 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
14336 (tree_estimate_probability): Call record_loop_exits.
14337 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
14338 (estimated_loop_iterations, estimated_loop_iterations_int,
14339 estimated_loop_iterations_tree): New functions.
14340 (analyze_siv_subscript_cst_affine,
14341 compute_overlap_steps_for_affine_1_2,
14342 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
14343 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
14344 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
14345 (PRED_LOOP_ITERATIONS_GUESSED): New.
14346 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
14347 * cfgloop.h (estimate_numbers_of_iterations_loop,
14348 estimated_loop_iterations_int): Declare.
14350 2007-02-25 Mark Mitchell <mark@codesourcery.com>
14352 * doc/extend.texi: Document optional priority argument to
14353 constructors and destructors.
14354 * tree.c (init_priority_for_decl): Adjust GTY markers.
14355 (init_ttree): Use priority-info hash functions for
14356 init_priority_for_decl.
14357 (tree_map_eq): Rename to ...
14358 (tree_map_base_eq): ... this.
14359 (tree_map_marked_p): Rename to ...
14360 (tree_map_base_marked_p): ... this.
14361 (tree_map_base_hash): New function.
14362 (decl_init_priority_lookup): Rework.
14363 (decl_fini_priority_lookup): New function.
14364 (decl_priority_info): New function.
14365 (decl_init_priority_insert): Use it.
14366 (decl_fini_priority_insert): Likewise.
14367 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
14369 (decl_restrict_base_insert): Likewise.
14370 (decl_debug_expr_insert): Likewise.
14371 (decl_value_expr_lookup): Likewise.
14372 (decl_value_expr_insert): Likewise.
14373 * tree.h (priority_type): New type.
14374 (decl_init_priority_lookup): Use priority_type.
14375 (decl_fini_priority_lookup): New function.
14376 (decl_init_priority_insert): Use priority_type.
14377 (decl_fini_priority_insert): New function.
14378 (DECL_HAS_INIT_PRIORITY): Tweak comments.
14379 (DECL_INIT_PRIORITY): Likewise.
14380 (SET_DECL_INIT_PRIORITY): Add comment.
14381 (DECL_FINI_PRIORITY): New macro.
14382 (SET_DECL_FINI_PRIORITY): Likewise.
14383 (DEFAULT_INIT_PRIORITY): Document.
14384 (MAX_INIT_PRIORITY): Likewise.
14385 (MAX_RESERVED_INIT_PRIORITY): Likewise.
14386 (tree_map_base): New type.
14387 (tree_map_base_eq): New function.
14388 (tree_map_base_hash): Likewise.
14389 (tree_map_base_marked_p): Likewise.
14390 (tree_map): Inherit from tree_map_base.
14391 (tree_map_eq): Make it a macro.
14392 (tree_map_marked_p): Likewise.
14393 (tree_int_map): Inherit from tree_map_base.
14394 (tree_int_map_eq): Make it a macro.
14395 (tree_int_map_hash): Likewise.
14396 (tree_int_map_marked_p): Likewise.
14397 (tree_priority_map): New type.
14398 (tree_priority_map_eq): New macro.
14399 (tree_priority_map_hash): Likewise.
14400 (tree_priority_map_marked_p): Likewise.
14401 * varasm.c (emults_decl): Adjust for refactoring of tree_map
14403 (emutls_common_1): Likewise.
14404 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
14405 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
14406 of tree_map hierarchy.
14407 * tree-cfg.c (move_stmt_r): Likewise.
14408 (new_label_mapper): Likewise.
14409 * c-tree.h (c_expand_body): Move to ...
14410 * c-common.h (c_expand_body): ... here.
14411 * c-decl.c (c_expand_body): Move to ...
14412 * c-common.c (c_expand_body): ... here.
14413 (c_common_attribute_table): Allow 1 argument for the constructor
14414 and destructor attributes.
14415 (get_priority): New function.
14416 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
14417 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
14419 2007-02-24 Jan Hubicka <jh@suse.cz>
14421 PR middle-end/30509
14422 * tree-inline.c (copy_bb): Produce exact copy of EH info when
14423 copying for inlining.
14425 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
14426 Jan Hubicka <jh@suse.cz>
14429 * i386.c (counter_mode): New function.
14430 (expand_set_or_movmem_via_loop): Use it.
14431 (expand_movmem_epilogue): Likewise; fix pasto.
14432 (ix86_expand_movmem): Do emit guard even for constant counts.
14433 (ix86_expand_setmem): Likewise.
14435 2007-02-25 Nick Clifton <nickc@redhat.com>
14437 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
14438 (JUMP_TABLES_IN_TEXT_SECTION): Define.
14440 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
14443 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
14444 count argument with 0x10, not with 0x16.
14445 (expand_setmem_epilogue): Ditto.
14447 2007-02-24 Mike Stump <mrs@apple.com>
14449 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
14452 2007-02-24 Richard Guenther <rguenther@suse.de>
14454 PR middle-end/30951
14455 * fold-const.c (fold_binary): Fold x +- CST op x for
14456 EQ_EXPR and NE_EXPR.
14458 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14460 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
14462 2007-02-24 Jan Hubicka <jh@suse.cz>
14464 * cgraphunit.c (decide_is_function_needed): Honor
14465 -fkeep-inline-functions.
14467 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14469 * builtins.c (fold_builtin_modf): New.
14470 (fold_builtin_2): Use it.
14472 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
14474 * loop-iv.c (implies_p): Detect additional cases where A implies B.
14475 (determine_max_iter): Take additional LOOP arg; all callers changed.
14476 Lose broken logic dealing with PLUS. Try to limit the upper bound by
14477 one using simplifications.
14478 (simplify_using_initial_values): Return if the expression becomes
14479 invalid due to altered regs.
14481 2007-02-23 DJ Delorie <dj@redhat.com>
14483 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
14485 2007-02-23 Mike Stump <mrs@apple.com>
14487 * tlink.c (scan_linker_output): Parse linker messages from
14488 darwin9's linker better.
14490 2007-02-23 Steve Ellcey <sje@cup.hp.com>
14493 * varpool.c (varpool_assemble_pending_decls): Set
14494 varpool_last_needed_node to null.
14496 2007-02-23 DJ Delorie <dj@redhat.com>
14498 * config/i386/i386.c (ix86_data_alignment): Don't specify an
14499 alignment bigger than the object file can handle.
14501 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
14504 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
14505 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
14506 (*movsf_1): Penalize MMX moves.
14508 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
14510 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
14511 2^32-1 or more times unless flag_unsafe_loop_optimizations.
14513 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
14515 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14517 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
14518 (fold_builtin_1): Use them.
14519 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
14520 BUILT_IN_SIGNIFICAND.
14522 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
14524 * config/i386/i386.c (bdesc_1arg): Initialize
14525 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
14526 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
14527 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
14528 and IX86_BUILTIN_MOVSLDUP.
14530 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
14532 PR rtl-optimization/30841
14533 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
14535 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14537 * builtins.c (fold_builtin_frexp): New.
14538 (fold_builtin_2): Use it.
14540 2007-02-22 Mark Mitchell <mark@codesourcery.com>
14542 * doc/invoke.texi (Spec Files): Document getenv spec function.
14544 * gcc.c (getenv_spec_function): New function.
14545 (static_spec_functions): Add it.
14546 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
14547 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
14550 2007-02-22 Michael Matz <matz@suse.de
14553 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
14554 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
14556 2007-02-22 Ian Lance Taylor <iant@google.com>
14559 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
14560 (mem_loc_descriptor): Call it.
14562 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
14563 Ira Rosen <irar@il.ibm.com>
14565 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
14567 2007-02-22 Ira Rosen <irar@il.ibm.com>
14569 PR tree-optimization/30843
14570 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
14571 stores only after all the group is vectorized.
14573 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
14575 PR tree-optimization/30858
14576 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
14577 in the reduction cycle have a single use in the loop.
14578 * tree-vectorizer.h (relevant): Add documentation.
14580 2007-02-20 Mike Stump <mrs@apple.com>
14582 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
14583 * configure: Regenerate.
14585 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14587 Change the defaults of some parameters and options.
14588 * config/spu/spu-protos.h (spu_optimization_options): Declare.
14589 * config/spu/spu.c (spu_optimization_options): Add.
14590 (spu_override_options): Change params in spu_optimization_options.
14591 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
14593 Register 127 is only 16 byte aligned when used as a frame pointer.
14594 * config/spu/spu-protos.h (spu_init_expanders): Declare.
14595 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
14596 HARD_FRAME_POINTER_REGNUM.
14597 (spu_legitimate_address): Use regno_aligned_for_reload.
14598 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
14599 aligned when frame_pointer_needed is true.
14600 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
14602 * config/spu/spu.h (INIT_EXPANDERS): Define.
14604 Make sure shift and rotate instructions have valid immediate operands.
14605 * config/spu/predicates.md (spu_shift_operand): Remove.
14606 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
14607 * config/spu/constraints.md (W, O): Extend range.
14608 * config/spu/spu.md (umask, nmask): Define.
14609 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
14610 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
14611 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
14612 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
14613 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
14614 (lshr<mode>3_reg): Fix rtl description.
14616 Make sure mulhisi immediate operands are valid.
14617 * config/spu/predicates.md (imm_K_operand): Add.
14618 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
14620 Generate constants using fsmbi and andi.
14621 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
14622 (print_operand, spu_split_immediate, classify_immediate,
14623 fsmbi_const_p): Handle IC_FSMBI2.
14625 Correctly handle a CONST_VECTOR containing symbols.
14626 * config/spu/spu.c (print_operand): Handle HIGH correctly.
14627 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
14628 (immediate_load_p): Allow symbols that use 2 instructions to create.
14629 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
14630 with symbols when flag_pic is set.
14631 (const_vector_immediate_p): New.
14632 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
14633 accept a CONST_VECTOR with symbols.
14634 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
14635 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
14637 * config/spu/spu.md (high, low): Delete.
14638 (low_<mode>): Define.
14640 Remove INTRmode and INTR_REGNUM, which didn't work.
14641 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
14643 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
14644 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
14645 peephole2 pattern): Don't use INTR or 131.
14646 (movintrcc): Delete.
14647 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
14648 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
14649 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
14650 (UNSPEC_SET_INTR): Add.
14651 * config/spu/spu-modes.def (INTR): Remove.
14653 More accurate warnings about run-time relocations.
14654 * config/spu/spu.c (reloc_diagnostic): Test in_section.
14656 Correctly warn about immediate arguments to specific intrinsics.
14657 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
14658 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
14659 the instruction predicate.
14661 Fix tree check errors with latest update.
14662 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
14664 (spu_expand_builtin): Use CALL_EXPR_FN.
14666 Add missing specific intrinsics.
14667 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
14669 * config/spu/spu_internals.h: Ditto.
14671 Fix incorrect operand modifiers.
14672 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
14673 * config/spu/spu.md (xor<mode>3): Change %S to %J.
14675 Optimize one case of zero_extend of a vec_select.
14676 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
14678 Accept any immediate for hbr.
14679 * config/spu/spu.md (hbr): Change s constraints to i.
14681 2007-02-21 Paul Brook <paul@codesourcery.com>
14683 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
14684 condexec_count when skipping USE and CLOBBER.
14686 2007-02-21 Nick Clifton <nickc@redhat.com>
14688 * common.opt (Warray-bounds): Add Warning attribute.
14689 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
14691 (fsized-zeroes): Add Optimization attribute.
14692 (fsplit-wide-types, ftree-scev-cprop): Likewise.
14693 * c.opt (Wc++0x-compat): Add Warning attribute.
14695 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
14697 PR middle-end/30761
14698 * reload1.c (eliminate_regs_in_insn): In the single_set special
14699 case, attempt to re-recognize the insn before falling back to
14700 having reload fix it up.
14702 2007-02-20 Eric Christopher <echristo@gmail.com>
14704 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
14705 Rewrite accordingly.
14706 (frv_read_iacc_argument): Ditto.
14707 (frv_expand_set_builtin): Take a call instead of arglist, update for
14709 (frv_expand_unop_builtin): Ditto.
14710 (frv_expand_binop_builtin): Ditto.
14711 (frv_expand_cut_builtin): Ditto.
14712 (frv_expand_binopimm_builtin): Ditto.
14713 (frv_expand_voidbinop_builtin): Ditto.
14714 (frv_expand_int_void2arg): Ditto.
14715 (frv_expand_prefetches): Ditto.
14716 (frv_expand_voidtriop_builtin): Ditto.
14717 (frv_expand_voidaccop_builtin): Ditto.
14718 (frv_expand_load_builtin): Ditto.
14719 (frv_expand_store_builtin): Ditto.
14720 (frv_expand_mdpackh_builtin): Ditto.
14721 (frv_expand_mclracc_builtin): Ditto.
14722 (frv_expand_mrdacc_builtin): Ditto.
14723 (frv_expand_mwtacc_builtin): Ditto.
14724 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
14727 2007-02-20 Janis Johnson <janis187@us.ibm.com>
14729 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
14730 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
14732 (HAVE_GAS_DFP): Check for assembler support of decimal floating
14733 point instructions.
14734 * configure: Regenerate.
14735 * config.in: Regenerate.
14736 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
14737 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
14738 masks to power6 and power6x and to POWERPC_MASKS.
14739 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14741 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
14742 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
14743 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14744 Access PROTOTYPE as variable, not mask.
14746 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
14748 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
14749 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
14750 * combine.c (adjust_for_new_dest): Use it.
14751 * postreload.c (reload_combine): Likewise.
14753 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
14755 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
14756 notes on an insn with multiple sets, even if single_set returns
14757 non-NULL for that insn.
14759 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14761 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
14762 scalbn and scalbln.
14764 2007-02-20 Geoffrey Keating <geoffk@apple.com>
14766 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
14767 if user didn't pass it.
14768 * config/i386/darwin.h (CC1_SPEC): Likewise.
14769 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
14770 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
14771 -mmacosx-version-min.
14773 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14774 Uros Bizjak <ubizjak@gmail.com>
14776 * optabs.h (enum optab_index): Add new OTI_scalb.
14777 (scalb_optab): Define corresponding macro.
14778 * optabs.c (init_optabs): Initialize scalb_optab.
14779 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
14781 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
14782 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
14783 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
14784 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
14785 flag_unsafe_math_optimizations is set.
14787 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
14788 to implement scalbf, scalb and scalbl built-ins as inline x87
14791 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14792 DJ Delorie <dj@redhat.com>
14795 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
14796 (diagnostic_report_diagnostic): ... here, and turn them into real
14797 errors. If warnings are inhibited, no need to do anything.
14799 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
14801 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
14802 better code generation.
14804 2007-02-20 Ben Elliston <bje@au.ibm.com>
14806 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
14808 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
14810 * config/alpha/alpha.c, config/alpha/alpha.md,
14811 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
14812 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
14813 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
14814 config/arm/lib1funcs.asm: Follow spelling conventions.
14816 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
14817 config/fr30/fr30.md, config/i386/i386.h,
14818 config/iq2000/iq2000.h, config/iq2000/predicates.md,
14819 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
14820 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
14821 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
14822 config/rs6000/altivec.md, config/rs6000/rs6000.c,
14823 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
14824 config/sparc/sparc.c, config/sparc/sparc.h,
14825 config/sparc/sparc.md, config/spu/constraints.md,
14826 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
14829 2007-02-20 Alan Modra <amodra@bigpond.net.au>
14832 * varasm.c (use_blocks_for_decl_p): Return false for decls with
14835 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
14837 * doc/invoke.texi (-ftree-lrs): Remove.
14839 2007-02-19 Diego Novillo <dnovillo@redhat.com>
14841 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
14844 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
14846 * config/ia64/ia64.c (ia64_expand_builtin): Use the
14847 new CALL_EXPR_FN macro for retrieving the function
14848 declaration of the input expression.
14850 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14852 * c.opt (Waddress): New.
14853 * common.opt (Walways-true): Delete.
14854 (Wstring-literal-comparison): Delete.
14855 * doc/invoke.texi (Warning Options): Delete -Walways-true and
14856 -Wstring-literal-comparison. Add -Waddress.
14858 (Walways-true): Delete.
14859 (Wstring-literal-comparison): Delete.
14860 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
14861 consistently instead of -Walways-true in example.
14862 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
14863 * c-typeck.c (parser_build_binary_op): Replace
14864 -Wstring-literal-comparison and -Walways-true with -Waddress.
14865 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
14868 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
14870 * tree-cfg.c (dump_function_to_file): Be prepared for functions
14871 without DECL_STRUCT_FUNCTION initialized.
14873 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
14875 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
14876 due to calls to functions taking pointers as parameters.
14878 2007-02-19 Richard Henderson <rth@redhat.com>
14881 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
14884 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
14886 * config/s390/s390.c (s390_call_saved_register_used,
14887 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
14888 accessed to the new scheme.
14890 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14892 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
14893 (cris_print_index, cris_print_operand, cris_print_operand_address)
14894 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
14895 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
14896 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
14897 GET_CODE () == xxx.
14898 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
14899 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
14900 GO_IF_LEGITIMATE_ADDRESS): Ditto.
14901 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
14902 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
14903 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
14904 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
14905 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
14906 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
14907 (uminsi3, call, call_value): Ditto.
14908 (define_split: indir_to_reg_split, unnamed): Ditto.
14910 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
14912 PR tree-optimization/30975
14913 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
14916 2007-02-18 Eric Christopher <echristo@gmail.com>
14918 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
14919 Remove use of arglist.
14920 (mips_expand_builtin): Remove use of arglist, pass in expr.
14921 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
14922 (mips_expand_builtin_movtf): Ditto.
14923 (mips_expand_builtin_compare): Ditto.
14925 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
14927 * tree-sra.c (sra_build_assignment): Replace assertion
14928 checking with a comment explaining why it can't be done.
14930 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
14932 PR middle-end/30833
14933 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
14934 during CALL_EXPR representation conversion.
14935 * tree-ssa-propagate.c (set_rhs): Likewise.
14937 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
14939 * tree-sra.c (sra_build_assignment): Disable assertion checking
14942 2007-02-18 Roger Sayle <roger@eyesopen.com>
14944 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
14945 instead of calling build2 with a GIMPLE_MODIFY_STMT.
14946 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
14948 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
14949 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
14950 gimplify_init_ctor_eval_range, gimple_push_cleanup,
14951 gimplify_omp_for, gimplify_omp_atomic_pipeline,
14952 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
14953 force_gimple_operand): Likewise.
14954 * ipa-cp.c (constant_val_insert): Likewise.
14955 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
14956 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
14957 perfect_nestify): Likewise.
14958 * langhooks.c (lhd_omp_assignment): Likewise.
14959 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
14960 lower_copyprivate_clauses, lower_send_clauses,
14961 lower_send_shared_vars, expand_parallel_call,
14962 expand_omp_for_generic, expand_omp_for_static_nochunk,
14963 expand_omp_for_static_chunk, expand_omp_sections,
14964 lower_omp_single_copy, lower_omp_for_lastprivate,
14965 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
14966 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14967 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
14970 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
14972 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
14973 config/sh/sh.md: Follow spelling conventions.
14975 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
14976 config/frv/predicates.md: Follow spelling conventions.
14978 * config/m68k/linux-unwind.h: Fix a comment typo.
14979 * target.h: Follow spelling conventions.
14981 2007-02-18 Roger Sayle <roger@eyesopen.com>
14983 PR rtl-optimization/28173
14984 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
14985 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
14986 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
14987 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
14988 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
14990 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14992 * builtins.c (fold_builtin_load_exponent): New.
14993 (fold_builtin_2): Use it.
14995 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
14997 PR rtl-optimization/30773
14998 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
14999 if we fail to attach a REG_EQUIV note.
15001 2007-02-18 David Edelsohn <edelsohn@gnu.org>
15002 Roger Sayle <roger@eyesopen.com>
15004 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
15006 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
15008 * calls.c (initialize_argument_information): Pass original EXP
15009 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
15010 code to split complex arguments here, as part of initializing the
15012 (expand_call): Remove code that builds a list of arguments and
15013 inserts implicit arguments into it. Instead, just count how many
15014 implicit arguments there will be so we can determine the size of
15015 the ARGS array, and let initialize_argument_information do the work.
15016 (split_complex_values): Delete unused function.
15018 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
15020 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
15022 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
15024 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
15025 for arg pointer based indexed addressing.
15027 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
15029 * config/ia64/ia64.h, config/ia64/ia64.md,
15030 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
15031 spelling conventions.
15033 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15035 * config/m68k/m68k.c (split_di): New.
15036 * config/m68k/m68k-protos.h: Declare split_di.
15037 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
15038 Improve predicate handling and split constant shifts.
15040 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15042 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
15043 parameter for register bitfield operations, general predicates
15046 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15048 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
15049 * config/m68k/linux-unwind.h: New file.
15051 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
15053 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
15054 config/i386/athlon.md, config/ia64/ia64.md,
15055 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
15056 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
15057 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
15058 tree-ssa-loop-niter.c, tree-vect-analyze.c,
15059 tree-vect-transform.c: Fix comment typos.
15061 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
15063 * sched-deps.c (find_insn_list): Remove.
15064 * sched-int.h: Remove the prototype for find_insn_list.
15066 2007-02-16 Geoffrey Keating <geoffk@apple.com>
15068 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
15070 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
15071 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
15072 darwin_rs6000_override_options.
15073 (C_COMMON_OVERRIDE_OPTIONS): Expect
15074 darwin_macosx_version_min to be non-NULL always.
15075 (TARGET_C99_FUNCTIONS): Likewise.
15076 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
15077 (DARWIN_MINVERSION_SPEC): New.
15078 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
15079 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
15081 (DARWIN_MINVERSION_SPEC): New.
15082 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
15084 * config/darwin-c.c (darwin_cpp_builtins): Expect
15085 darwin_macosx_version_min to be non-NULL always.
15087 * config/rs6000/rs6000.c: Clean up trailing whitespace.
15089 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
15091 * config/i386/i386.h (x86_use_xchgb): New.
15092 (TARGET_USE_XCHGB): New macro.
15093 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
15094 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
15095 Split after reload into bswaphi for shifts of 8.
15096 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
15097 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
15098 or when optimizing for size.
15100 2007-02-16 Richard Guenther <rguenther@suse.de>
15101 Christian Bruel <christian.bruel@st.com>
15103 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
15104 DECLs but prefer SSA_NAMEs over DECLs.
15106 2007-02-16 Richard Guenther <rguenther@suse.de>
15108 * tree-flow-inline.h (single_imm_use_p): Remove.
15109 (zero_imm_uses_p): Likewise.
15110 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
15111 instead of single_imm_use_p.
15112 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
15115 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15118 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
15119 nested double- and backquotes.
15121 2007-02-15 Roger Sayle <roger@eyesopen.com>
15123 PR middle-end/30391
15124 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
15125 should be unreachable.
15126 (build2_stat): Allow construction of MODIFY_EXPR at any time.
15127 For the time being redirect GIMPLE_MODIFY_STMT to the new
15128 (renamed) build_gimple_modify_stmt_stat.
15129 (build2_gimple_stat): Rename to...
15130 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
15131 Always build a GIMPLE_MODIFY_STMT node.
15132 * tree.h (build2_gimple, build2_gimple_stat): Delete.
15133 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
15136 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
15137 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
15138 * tree-complex.c (set_component_ssa_name, expand_complex_move,
15139 expand_complex_div_wide): Likewise.
15140 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
15141 * tree-ssa-loop-im.c (schedule_sm): Likewise.
15142 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
15143 * tree-ssa-loop-manip.c (create_iv): Likewise.
15144 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
15145 abs_replacement): Likewise.
15146 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
15147 realify_fake_stores): Likewise.
15149 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
15150 node rather than a GIMPLE_MODIFY_STMT node.
15151 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
15152 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
15154 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
15155 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
15156 GIMPLE_MODIFY_STMT.
15158 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15160 PR middle-end/30433
15161 * fold-const.c (fold_comparison): Add back the
15162 folding of constant complex comparisions.
15164 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15166 PR middle-end/30729
15167 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
15168 effects unknown to this function, return early.
15170 2007-02-15 Ian Lance Taylor <iant@google.com>
15172 * lower-subreg.c (move_eh_region_note): New static function.
15173 (resolve_simple_move): Call it.
15174 (decompose_multiword_subregs): Track blocks for which we resolve a
15175 simple move which is also a control flow insn. Pass them to
15176 find_many_sub_basic_blocks.
15177 (pass_lower_subreg): Add TODO_verify_flow.
15178 (pass_lower_subreg2): Likewise.
15180 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15181 Brooks Moses <brooks.moses@codesourcery.com>
15182 Lee Millward <lee.millward@codesourcery.com>
15184 * tree.h (enum tree_code_class): Add tcc_vl_exp.
15185 (VL_EXP_CLASS_P): New.
15186 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
15188 (TREE_OPERAND_CHECK_CODE): Likewise.
15189 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
15190 (TREE_RTL_OPERAND_CHECK): Likewise.
15191 (tree_operand_check_failed): Make second parameter the whole tree
15192 instead of its code. Fixed callers.
15193 (VL_EXP_CHECK): New.
15194 (TREE_OPERAND_LENGTH): New.
15195 (VL_EXP_OPERAND_LENGTH): New.
15196 (CALL_EXPR_FN): New.
15197 (CALL_EXPR_STATIC_CHAIN): New.
15198 (CALL_EXPR_ARGS): New.
15199 (CALL_EXPR_ARG): New.
15200 (call_expr_nargs): New.
15201 (CALL_EXPR_ARGP): New.
15202 (build_nt_call_list): Declare.
15203 (build_vl_exp_stat): Declare.
15204 (build_vl_exp): New.
15205 (build_call_list): Declare.
15206 (build_call_nary): Declare.
15207 (build_call_valist): Declare.
15208 (build_call_array): Declare.
15209 (call_expr_arg): Declare.
15210 (call_expr_argp): Declare.
15211 (call_expr_arglist): Declare.
15212 (fold_build_call_list): Declare.
15213 (fold_build_call_list_initializer): Declare.
15214 (fold_call_expr): Declare to replace fold_builtin.
15215 (fold_builtin_fputs): Update to agree with modified definition.
15216 (fold_builtin_strcpy): Likewise.
15217 (fold_builtin_strncpy): Likewise.
15218 (fold_builtin_memory_chk): Likewise.
15219 (fold_builtin_stxcpy_chk): Likewise.
15220 (fold_builtin_strncpy_chk): Likewise.
15221 (fold_builtin_next_arg): Likewise.
15222 (fold_build_call_expr): Declare.
15223 (fold_builtin_call_list): Declare.
15224 (fold_builtin_call_valist): Declare.
15225 (build_call_expr): Declare.
15226 (validate_arglist): Update to agree with modified definition.
15227 (tree_operand_length): New.
15228 (call_expr_arg_iterator): New.
15229 (init_call_expr_arg_iterator): New.
15230 (next_call_expr_arg): New.
15231 (first_call_expr_arg): New.
15232 (more_call_expr_args_p): New.
15233 (FOR_EACH_CALL_EXPR_ARG): New.
15235 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
15236 and tcc_gimple_stmt.
15237 (tree_code_size): Update documentation. Use sizeof (tree) rather
15238 than sizeof (char *).
15239 (tree_size): Likewise. Add case for tcc_vl_exp.
15240 (tree_node_structure): Add case for tcc_vl_exp.
15241 (contains_placeholder_p): Likewise.
15242 (substitute_in_expr): Likewise.
15243 (substitute_placeholder_in_expr): Likewise.
15244 (stabilize_reference_1): Likewise.
15245 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
15246 to diagnose breakage of this interface for constructing CALL_EXPRs.
15247 (build_nt): Add similar assertion here.
15248 (build_nt_call_list): New.
15249 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
15250 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
15252 (get_callee_fndecl): Use new CALL_EXPR accessors.
15253 (tree_operand_check_failed): Change parameters to pass entire node
15254 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
15255 (process_call_operands): New.
15256 (build_vl_exp_stat): New.
15257 (build_call_list): New.
15258 (build_call_nary): New.
15259 (build_call_valist): New.
15260 (build_call_array): New.
15261 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15262 (call_expr_arglist): New.
15264 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
15265 tcc_vl_exp instead of a fixed-size tcc_expression.
15267 * doc/c-tree.texi (CALL_EXPR): Document new representation and
15268 accessors for CALL_EXPRs.
15269 (AGGR_INIT_EXPR): Likewise.
15271 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15272 Brooks Moses <brooks.moses@codesourcery.com>
15273 Lee Millward <lee.millward@codesourcery.com>
15275 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
15276 (expand_builtin_nonlocal_goto): Change parameter to be entire
15277 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
15278 (expand_builtin_prefetch): Likewise.
15279 (expand_builtin_classify_type): Likewise.
15280 (mathfn_built_in): Return NULL_TREE instead of 0.
15281 (expand_errno_check): Use new CALL_EXPR accessors.
15282 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
15283 Return NULL_RTX instead of 0.
15284 (expand_builtin_mathfn_2): Likewise.
15285 (expand_builtin_mathfn_3): Likewise.
15286 (expand_builtin_interclass_mathfn): Likewise.
15287 (expand_builtin_sincos): Likewise.
15288 (expand_builtin_cexpi): Likewise.
15289 (expand_builtin_int_roundingfn): Likewise.
15290 (expand_builtin_int_roundingfn_2): Likewise.
15291 (expand_builtin_pow): Likewise.
15292 (expand_builtin_powi): Likewise.
15293 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
15294 of arglist, fixing callers appropriately. Use new CALL_EXPR
15295 accessors and constructors. Return NULL_RTX instead of 0.
15296 (expand_builtin_strstr): Likewise.
15297 (expand_builtin_strchr): Likewise.
15298 (expand_builtin_strrchr): Likewise.
15299 (expand_builtin_strpbrk): Likewise.
15300 (expand_builtin_memcpy): Likewise.
15301 (expand_builtin_mempcpy): Likewise.
15302 (expand_builtin_mempcpy_args): New.
15303 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
15304 (expand_builtin_memmove_args): New.
15305 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
15306 (expand_movstr): Likewise.
15307 (expand_builtin_strcpy): Likewise.
15308 (expand_builtin_strcpy_args): New.
15309 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
15310 (expand_builtin_strncpy): Likewise.
15311 (expand_builtin_memset): Likewise.
15312 (expand_builtin_memset_args): New.
15313 (expand_builtin_bzero): Similarly to expand_builtin_memset.
15314 (expand_builtin_memcmp): Likewise.
15315 (expand_builtin_strcmp): Likewise.
15316 (expand_builtin_strncmp): Likewise.
15317 (expand_builtin_strcat): Likewise.
15318 (expand_builtin_strncat): Likewise.
15319 (expand_builtin_strspn): Likewise.
15320 (expand_builtin_strcspn): Likewise.
15321 (expand_builtin_args_info): Likewise.
15322 (expand_builtin_va_start): Likewise.
15323 (gimplify_va_arg_expr): Likewise.
15324 (expand_builtin_va_end): Likewise.
15325 (expand_builtin_va_copy): Likewise.
15326 (expand_builtin_frame_address): Likewise.
15327 (expand_builtin_alloca): Likewise.
15328 (expand_builtin_bswap): Likewise.
15329 (expand_builtin_unop): Likewise.
15330 (expand_builtin_fputs): Likewise.
15331 (expand_builtin_expect): Likewise.
15332 (expand_builtin_fabs): Likewise.
15333 (expand_builtin_copysign): Likewise.
15334 (expand_builtin_printf): Likewise.
15335 (expand_builtin_fprintf): Likewise.
15336 (expand_builtin_sprintf): Likewise.
15337 (expand_builtin_init_trampoline): Likewise.
15338 (expand_builtin_signbit): Likewise.
15339 (expand_builtin_fork_or_exec): Likewise.
15340 (expand_builtin_sync_operation): Likewise.
15341 (expand_builtin_compare_and_swap): Likewise.
15342 (expand_builtin_lock_test_and_set): Likewise.
15343 (expand_builtin_lock_release): Likewise.
15344 (expand_builtin): Likewise.
15345 (builtin_mathfn_code): Likewise.
15347 (fold_builtin_constant_p): Pass call arguments individually instead
15348 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15349 accessors and constructors. Return NULL_TREE instead of 0.
15350 (fold_builtin_expect): Likewise.
15351 (fold_builtin_classify_type): Likewise.
15352 (fold_builtin_strlen): Likewise.
15353 (fold_builtin_nan): Likewise.
15354 (integer_valued_real_p): Likewise.
15355 (fold_trunc_transparent_mathfn): Likewise.
15356 (fold_fixed_mathfn): Likewise.
15357 (fold_builtin_cabs): Likewise.
15358 (fold_builtin_sqrt): Likewise.
15359 (fold_builtin_cbrt): Likewise.
15360 (fold_builtin_cos): Likewise.
15361 (fold_builtin_cosh): Likewise.
15362 (fold_builtin_tan): Likewise.
15363 (fold_builtin_sincos): Likewise.
15364 (fold_builtin_cexp): Likewise.
15365 (fold_builtin_trunc): Likewise.
15366 (fold_builtin_floor): Likewise.
15367 (fold_builtin_ceil): Likewise.
15368 (fold_builtin_round): Likewise.
15369 (fold_builtin_int_roundingfn): Likewise.
15370 (fold_builtin_bitop): Likewise.
15371 (fold_builtin_bswap): Likewise.
15372 (fold_builtin_logarithm): Likewise.
15373 (fold_builtin_hypot): Likewise.
15374 (fold_builtin_pow): Likewise.
15375 (fold_builtin_powi): Likewise.
15376 (fold_builtin_exponent): Likewise.
15377 (fold_builtin_memset): Likewise.
15378 (fold_builtin_bzero): Likewise.
15379 (fold_builtin_memory_op): Likewise.
15380 (fold_builtin_bcopy): Deleted; call site changed to invoke
15381 fold_builtin_memory_op directly.
15382 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
15383 (fold_builtin_strncpy): Likewise.
15384 (fold_builtin_memcmp): Likewise.
15385 (fold_builtin_strcmp): Likewise.
15386 (fold_builtin_strncmp): Likewise.
15387 (fold_builtin_signbit): Likewise.
15388 (fold_builtin_copysign): Likewise.
15389 (fold_builtin_isascii): Likewise.
15390 (fold_builtin_toascii): Likewise.
15391 (fold_builtin_isdigit): Likewise.
15392 (fold_builtin_fabs): Likewise.
15393 (fold_builtin_abs): Likewise.
15394 (fold_builtin_fmin_fmax): Likewise.
15395 (fold_builtin_carg): Likewise.
15396 (fold_builtin_classify): Likewise.
15397 (fold_builtin_unordered_cmp): Likewise.
15399 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
15400 New functions split out from fold_builtin_1.
15401 (fold_builtin_n): New.
15402 (fold_builtin_varargs): New.
15403 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
15405 (fold_call_expr): New.
15406 (build_function_call_expr): Rewrite to use new helper function.
15407 (fold_builtin_call_list): New.
15408 (build_call_expr): New.
15409 (fold_builtin_call_valist): New.
15410 (rewrite_call_expr): New.
15411 (validate_arg): New.
15412 (validate_arglist): Change parameter to be entire CALL_EXPR instead
15413 of an arglist. Change return type to bool. Use new CALL_EXPR
15416 (fold_builtin_strstr): Pass call arguments individually instead
15417 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15418 accessors and constructors. Return NULL_TREE instead of 0.
15419 (fold_builtin_strchr): Likewise.
15420 (fold_builtin_strrchr): Likewise.
15421 (fold_builtin_strpbrk): Likewise.
15422 (fold_builtin_strcat): Likewise.
15423 (fold_builtin_strncat): Likewise.
15424 (fold_builtin_strspn): Likewise.
15425 (fold_builtin_strcspn): Likewise.
15426 (fold_builtin_fputs): Likewise.
15427 (fold_builtin_next_arg): Likewise.
15428 (fold_builtin_sprintf): Likewise.
15430 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
15431 NULL_RTX instead of 0.
15432 (expand_builtin_memory_chk): Likewise.
15433 (maybe_emit_chk_warning): Likewise.
15434 (maybe_emit_sprintf_chk_warning): Likewise.
15436 (fold_builtin_object_size): Pass call arguments individually instead
15437 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15438 accessors and constructors. Return NULL_TREE instead of 0.
15439 (fold_builtin_memory_chk): Likewise.
15440 (fold_builtin_stxcpy_chk): Likewise.
15441 (fold_builtin_strncpy_chk): Likewise.
15442 (fold_builtin_strcat_chk): Likewise.
15443 (fold_builtin_strcat_chk): Likewise.
15444 (fold_builtin_strncat_chk): Likewise.
15445 (fold_builtin_sprintf_chk): Likewise.
15446 (fold_builtin_snprintf_chk): Likewise.
15447 (fold_builtin_printf): Likewise.
15448 (fold_builtin_vprintf): Likewise.
15450 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
15452 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
15453 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15454 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
15455 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
15456 (fold_unary): Likewise.
15457 (fold_binary): Likewise.
15458 (fold_ternary): Remove CALL_EXPR case, since they are no longer
15459 ternary expressions.
15460 (fold): Add logic for tcc_vl_exp.
15461 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
15462 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15463 (fold_build3_stat): Add assertion to flag broken interface for
15464 constructing CALL_EXPRs.
15465 (fold_build_call_list): New.
15466 (fold_build_call_list_initializer): New.
15467 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
15469 (fold_strip_sign_ops): Likewise.
15471 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15472 Brooks Moses <brooks.moses@codesourcery.com>
15473 Lee Millward <lee.millward@codesourcery.com>
15475 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
15476 accessors and dump arguments explicitly.
15478 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
15480 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
15482 (print_call_name): Use new CALL_EXPR accessors.
15484 * print-tree.c (print_node): Add case tcc_vl_exp. Print
15485 CALL_EXPR arguments explicitly instead of as a list. Use
15486 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15488 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
15489 (vrp_visit_stmt): Likewise.
15491 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
15492 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
15494 (force_move_till_expr): Likewise.
15496 * targhooks.c (default_external_stack_protect_fail): Use
15497 build_call_expr instead of build_function_call_expr.
15498 (default_hidden_stack_protect_fail): Likewise.
15500 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
15503 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
15504 and walk arguments explicitly.
15506 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
15507 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15508 (expand_simple_operations): Likewise.
15509 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
15511 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
15512 of TREE_CODE_LENGTH.
15513 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
15515 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
15516 instead of TREE_CODE_LENGTH.
15518 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
15519 (tree_ic_transform): Likewise.
15520 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
15521 parameter instead of arglist. Fix callers.
15522 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
15523 (tree_stringops_transform): Likewise.
15524 (tree_indirect_call_to_profile): Likewise.
15525 (tree_stringops_values_to_profile): Likewise.
15527 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
15528 (eliminate_tail_call): Likewise.
15530 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
15532 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
15533 Use TREE_OPERAND_LENGTH and generalize to handle any number of
15535 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
15537 * omp-low.c (build_omp_barrier): Use build_call_expr.
15538 (lower_rec_input_clauses): Likewise.
15539 (lower_reduction_clauses): Likewise.
15540 (expand_parallel_call): Likewise.
15541 (maybe_catch_exception): Likewise.
15542 (expand_omp_for_generic): Likewise.
15543 (expand_omp_for_static_nochunk): Likewise.
15544 (expand_omp_sections): Likewise.
15545 (lower_omp_single_simple): Likewise.
15546 (lower_omp_single_copy): Likewise.
15547 (lower_omp_master): Likewise.
15548 (lower_omp_ordered): Likewise.
15549 (lower_omp_critical): Likewise.
15551 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
15552 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
15554 * tree-gimple.c (is_gimple_call_addr): Fix doc.
15555 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
15556 TREE_CODE_LENGTH. Add tcc_vl_exp case.
15558 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
15559 and generalize to handle any number of operands.
15560 (chrec_contains_undetermined): Likewise.
15561 (tree_contains_chrecs): Likewise.
15562 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
15564 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
15566 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
15567 fold_call_expr instead of fold_builtin.
15568 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
15569 match declarations there.
15570 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
15573 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
15574 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15576 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
15577 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
15579 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
15582 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
15583 (execute_cse_sincos): Use new CALL_EXPR accessors.
15585 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
15587 * gimple-low.c (lower_function_body): Use build_call_expr.
15588 (lower_builtin_setjmp): Likewise.
15590 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
15591 (set_storage_via_libcall): Likewise.
15592 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
15593 instead of TREE_CODE_LENGTH.
15594 (expand_expr_real_1): Use new CALL_EXPR accessors.
15596 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
15597 generalize to handle any number of operands.
15598 (TB_parent_eq): Likewise.
15600 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
15601 (strip_builtin_expect): Likewise.
15603 * function.c (gimplify_parameters): Use build_call_expr.
15605 * tree-vectorizer.c (vect_is_simple_reduction): Use
15606 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15608 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
15609 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
15611 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
15614 * gimplify.c (build_stack_save_restore): Use build_call_expr.
15615 (gimplify_decl_expr): Likewise.
15616 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
15617 Use new CALL_EXPR iterators.
15618 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
15619 (gimplify_modify_expr_to_memset): Likewise.
15620 (gimplify_variable_sized_compare): Likewise.
15621 (gimplify_omp_atomic_fetch_op): Likewise.
15622 (gimplify_omp_atomic_pipeline): Likewise.
15623 (gimplify_omp_atomic_mutex): Likewise.
15624 (gimplify_function_tree): Likewise.
15626 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
15627 (call_expr_flags): Likewise.
15628 (expand_call): Likewise.
15630 * except.c (expand_builtin_eh_return_data_regno): Pass entire
15631 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
15634 * coverage.c (create_coverage): Use build_call_expr.
15636 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
15637 (temp_call_expr_obstack): New.
15638 (pool_copy_list): Delete.
15639 (temp_copy_call_expr): New.
15640 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
15641 CALL_EXPR accessors. Get rid of special goo for copying argument
15642 lists and use temp_copy_call_expr instead.
15643 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
15644 CALL_EXPR accessors.
15645 (create_expression_by_pieces): Likewise. Use build_call_array
15646 to construct the result instead of fold_build3.
15647 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
15648 dealing with argument lists.
15649 (init_pre): Remove references to expression_node_pool and
15650 list_node_pool. Init temp_call_expr_obstack instead.
15651 (fini_pre): Remove references to expression_node_pool and
15654 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
15655 and walk arguments explicitly instead of as a list.
15657 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
15658 (mx_register_decls): Likewise.
15659 (mudflap_register_call): Likewise.
15660 (mudflap_finish_file): Likewise.
15662 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
15663 (ipa_callsite_compute_param): Likewise.
15665 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
15666 accessors and constructor.
15668 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
15669 accessors and constructor.
15670 (convert_tramp_reference): Likewise.
15671 (convert_call_expr): Likewise.
15672 (finalize_nesting_tree_1): Likewise.
15674 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
15677 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
15679 * tree-inline.c (initialize_inlined_parameters): Pass entire
15680 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
15682 (estimate_num_insns_1): Use new CALL_EXPR accessors.
15683 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
15685 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
15686 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15687 (vectorizable_reduction): Likewise.
15688 (vectorizable_call): Use new CALL_EXPR iterators.
15689 (vectorizable_conversion): Use build_call_expr.
15690 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
15691 (vect_gen_widened_results_half): Use build_call_expr.
15692 (vect_setup_realignment): Likewise.
15693 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
15695 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
15696 (pass_through_call): Likewise.
15697 (compute_object_sizes): Likewise. Use fold_call_expr instead of
15700 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
15701 (tree_gen_pow2_profiler): Likewise.
15702 (tree_gen_one_value_profiler): Likewise.
15703 (tree_gen_ic_func_profiler): Likewise.
15704 (tree_gen_average_profiler): Likewise.
15705 (tree_gen_ior_profiler): Likewise.
15707 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
15708 (find_func_aliases): Use new CALL_EXPR accessors. Add case
15709 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15711 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
15712 of TREE_CODE_LENGTH.
15714 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
15715 of TREE_CODE_LENGTH.
15717 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
15719 (convert_to_integer): Likewise.
15721 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
15724 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15725 Brooks Moses <brooks.moses@codesourcery.com>
15726 Lee Millward <lee.millward@codesourcery.com>
15728 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
15730 * config/frv/frv.c (frv_expand_builtin): Likewise.
15731 * config/s390/s390.c (s390_expand_builtin): Likewise.
15733 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
15734 (sparc_expand_builtin): Use new CALL_EXPR accessors.
15736 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
15737 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
15738 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
15739 (ix86_expand_store_builtin): Likewise.
15740 (ix86_expand_unop_builtin): Likewise.
15741 (ix86_expand_unop1_builtin): Likewise.
15742 (ix86_expand_sse_compare): Likewise.
15743 (ix86_expand_sse_comi): Likewise.
15744 (ix86_expand_vec_init_builtin): Likewise.
15745 (ix86_expand_vec_ext_builtin): Likewise.
15746 (ix86_expand_vec_set_builtin): Likewise.
15747 (ix86_expand_builtin): Use new CALL_EXPR accessors.
15749 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
15750 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
15752 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
15753 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
15754 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
15756 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
15758 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
15759 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
15760 arglist. Use new CALL_EXPR accessors. Fix callers.
15761 (altivec_expand_abs_builtin): Likewise.
15762 (rs6000_expand_binop_builtin): Likewise.
15763 (altivec_expand_predicate_builtin): Likewise.
15764 (altivec_expand_lv_builtin): Likewise.
15765 (spe_expand_stv_builtin): Likewise.
15766 (altivec_expand_stv_builtin): Likewise.
15767 (rs6000_expand_ternop_builtin): Likewise.
15768 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
15769 (altivec_expand_st_builtin): Likewise.
15770 (altivec_expand_dst_builtin): Likewise.
15771 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
15772 arglist. Use new CALL_EXPR accessors. Fix callers.
15773 (altivec_expand_vec_set_builtin): Likewise.
15774 (altivec_expand_vec_ext_builtin): Likewise.
15775 (altivec_expand_builtin): Use new CALL_EXPR accessors.
15776 (spe_expand_builtin): Likewise.
15777 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
15778 arglist. Use new CALL_EXPR accessors. Fix callers.
15779 (spe_expand_evsel_builtin): Likewise.
15780 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
15781 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
15783 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
15784 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
15785 (arm_expand_unop_builtin): Likewise.
15786 (arm_expand_builtin): Use new CALL_EXPR accessors.
15788 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
15791 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
15792 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
15794 (bfin_expand_unop_builtin): Likewise.
15795 (bfin_expand_builtin): Use new CALL_EXPR accessors.
15797 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15798 Brooks Moses <brooks.moses@codesourcery.com>
15799 Lee Millward <lee.millward@codesourcery.com>
15801 * c-semantics.c (build_stmt): Add internal diagnostic check.
15803 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
15804 accessors. Print arguments explicitly instead of as a list.
15806 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
15808 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
15809 (c_finish_omp_flish): Likewise.
15811 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
15812 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
15813 instead of TREE_CODE_LENGTH.
15814 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
15815 (c_warn_unused_result): Likewise.
15817 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15820 * doc/invoke.texi (Warning Options): Remove
15821 -Werror-implicit-function-declaration.
15822 (Wimplicit-function-declaration): Update description.
15823 * opts.c (common_handle_option): Move handling of -Werror=* to...
15824 (enable_warning_as_error): ...here.
15825 * opts.h (enable_warning_as_error): Declare.
15826 * c-decl.c (implicit_decl_warning): Unless
15827 -Wno-implicit-function-declaration is given, emit a pedwarn if
15828 -std=c99 or emit a warning if -Wimplicit-function-declaration.
15829 * c.opt (Wimplicit-function-declaration): Replace
15830 mesg_implicit_function_declaration with
15831 warn_implicit_function_declaration.
15832 * c-opts.c (c_common_handle_option):
15833 -Werror-implicit-function-declaration is exactly equal as
15834 -Werror=implicit-function-declaration.
15835 (set_Wimplicit): Replace mesg_implicit_function_declaration with
15836 warn_implicit_function_declaration.
15837 (c_common_post_options): -Wimplict-function-declaration is enabled
15838 by default by -std=c99, otherwise is disabled by default.
15839 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
15841 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
15843 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
15844 DECL on the rhs to a DECL on the lhs for debug info purposes if the
15845 former is ignored but not the latter.
15847 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
15849 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
15850 is made and the reference doesn't use the alias set of its type,
15851 do not create the temporary using that type.
15853 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
15855 * jump.c: Remove prototypes for delete_computation and
15856 delete_prior_computation.
15858 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
15860 * jump.c (get_label_after): Delete.
15861 (get_label_before, delete_computation, delete_jump,
15862 delete_prior_computation, follow_jumps): Move...
15863 * reorg.c (delete_computation, delete_prior_computation): ... here...
15864 (get_label_before, delete_jump): ... making these static ...
15865 (follow_jumps): ... and simplifying this since it only runs after
15867 * rtl.h (get_label_after, get_label_before, delete_jump,
15868 follow_jumps): Delete prototypes.
15870 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
15872 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
15874 2007-02-15 Nick Clifton <nickc@redhat.com>
15876 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
15877 order to prevent it from being munged by the target.
15879 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
15881 * config/i386/i386.md: Remove misleading comment.
15883 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15885 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
15886 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
15889 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15891 * tree-sra.c (instantiate_missing_elements): Canonicalize
15893 (sra_build_assignment): New.
15894 (generate_copy_inout, generate_element_copy,
15895 generate_element_zero, generate_one_element_init): Use it.
15897 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15899 * tree-sra.c (instantiate_missing_elements): Canonicalize
15901 (sra_build_assignment): New.
15902 (generate_copy_inout, generate_element_copy,
15903 generate_element_zero, generate_one_element_init): Use it.
15905 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15907 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
15910 2007-02-14 Joseph Myers <joseph@codesourcery.com>
15912 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
15913 types as aggregates not scalars.
15914 * function.c (assign_stack_temp_for_type): Likewise.
15916 2007-02-14 Roger Sayle <roger@eyesopen.com>
15917 Zdenek Dvorak <dvorakz@suse.cz>
15919 * tree-dump.c (dump_switch_p_1): Require exact match of the option
15922 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
15924 * passes.c (next_pass_1): Clear the next field of the copied
15927 2007-02-14 Richard Henderson <rth@redhat.com>
15929 * tree-sra.c (early_sra): New.
15930 (decl_can_be_decomposed_p): Deny va_list if early_sra.
15931 (tree_sra_early, pass_sra_early): New.
15932 * tree-pass.h (pass_sra_early): Declare.
15933 * passes.c (init_optimization_passes): Use it.
15935 2007-02-14 Richard Guenther <rguenther@suse.de>
15937 * flags.h (issue_strict_overflow_warning): Convert to a macro.
15939 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
15941 PR tree-optimization/30771
15942 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
15944 (vect_analyze_operations): Induction phis can now be marked as
15946 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
15947 Update documentation accordingly.
15949 2007-02-14 Nick Clifton <nickc@redhat.com>
15951 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
15952 most 3 arguments are supported.
15953 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
15955 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
15957 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
15958 Ensure dst->current is valid.
15960 2007-02-13 Paul Brook <paul@codesourcery.com>
15962 * config.gcc: Add arm*-*-uclinux-*eabi.
15963 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
15964 (SUBTARGET_EXTRA_LINK_SPEC): Define.
15965 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
15966 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
15967 (LINK_SPEC): Define.
15968 (LIB_SPEC): Define.
15969 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
15971 * config/arm/uclinux-eabi.h: New file.
15972 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
15973 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
15976 2007-02-13 Ian Lance Taylor <iant@google.com>
15978 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
15979 * flags.h (warn_strict_overflow): Declare.
15980 (enum warn_strict_overflow_code): Define.
15981 (issue_strict_overflow_warning): New static inline function.
15982 * opts.c (warn_strict_overflow): New variable.
15983 (common_handle_option): Handle OPT_Wstrict_overflow and
15984 OPT_Wstrict_overflow_.
15985 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
15987 * fold-const.c: Include intl.h.
15988 (fold_deferring_overflow_warnings): New static variable.
15989 (fold_deferred_overflow_warning): New static variable.
15990 (fold_deferred_overflow_code): New static variable.
15991 (fold_defer_overflow_warnings): New function.
15992 (fold_undefer_overflow_warnings): New function.
15993 (fold_undefer_and_ignore_overflow_warnings): New function.
15994 (fold_deferring_overflow_warnings_p): New function.
15995 (fold_overflow_warning): New static function.
15996 (make_range): Add strict_overflow_p parameter. Change all
15998 (extract_muldiv, extract_muldiv_1): Likewise.
15999 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
16000 tree_expr_nonnegative_p.
16001 (fold_negate_expr): Call fold_overflow_warning.
16002 (fold_range_test): Likewise.
16003 (fold_comparison): Likewise.
16004 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
16005 instead of tree_expr_nonnegative_p.
16006 (tree_expr_nonnegative_warnv_p): Rename from
16007 tree_expr_nonnegative_p, add strict_overflow_p parameter.
16008 (tree_expr_nonnegative_p): New function.
16009 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
16010 strict_overflow_p parameter.
16011 (tree_expr_nonzero_p): New function.
16012 * passes.c (verify_interpass_invariants): New static function.
16013 (execute_one_pass): Call it.
16014 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
16016 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
16017 (estimate_numbers_of_iterations): Likewise.
16018 (scev_probably_wraps_p): Likewise.
16019 * tree-ssa-ccp.c: Include "toplev.h".
16020 (evaluate_stmt): Defer fold overflow warnings until we know we are
16022 (struct fold_stmt_r_data): Add stmt field.
16023 (fold_stmt_r): Defer fold overflow warnings until we know we
16025 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
16026 (fold_stmt_inplace): Likewise.
16027 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
16028 (cleanup_control_expr_graph): Defer fold overflow warnings until
16029 we know we are going to optimize.
16030 * tree-cfg.c (fold_cond_expr_cond): Likewise.
16031 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
16033 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16034 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
16035 * tree-ssa-loop-manip.c (create_iv): Likewise.
16036 * c-typeck.c (build_conditional_expr): Likewise.
16037 (build_binary_op): Likewise.
16038 * tree-vrp.c (vrp_expr_computes_nonzero): Call
16039 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
16040 (extract_range_from_unary_expr): Likewise.
16041 * simplify-rtx.c (simplify_const_relational_operation): Warn when
16042 assuming that signed overflow does not occur.
16043 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
16044 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
16045 (fold_defer_overflow_warnings): Declare.
16046 (fold_undefer_overflow_warnings): Declare.
16047 (fold_undefer_and_ignore_overflow_warnings): Declare.
16048 (fold_deferring_overflow_warnings_p): Declare.
16049 (tree_expr_nonzero_warnv_p): Declare.
16050 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
16051 of warning options.
16052 (Warning Options): Document -Wstrict-overflow.
16053 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
16054 (tree-ssa-ccp.o): Likewise.
16055 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
16056 (fold-const.o): Depend on intl.h.
16058 2007-02-13 Ian Lance Taylor <iant@google.com>
16060 PR middle-end/30751
16061 * lower-subreg.c (resolve_simple_move): Decompose subregs in
16064 2007-02-13 Stuart Hastings <stuart@apple.com>
16066 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
16068 2007-02-13 Richard Henderson <rth@redhat.com>
16070 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
16071 handled_component_p before looking for the indirect_ref.
16073 2007-02-13 Richard Henderson <rth@redhat.com>
16075 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
16076 remove flags clobber.
16077 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
16078 (bswaphi_lowpart): New.
16079 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
16080 remove TARGET_BSWAP test. Delete expander of the same name.
16082 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
16083 (expand_unop): Use them.
16085 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
16087 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
16088 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
16089 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
16090 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
16091 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
16092 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
16093 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
16094 assembler dialect choice from asm templates.
16096 2007-02-12 Richard Henderson <rth@redhat.com>
16098 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
16099 (fixuns_trunc<SSEMODEF>si2): Use it.
16100 * config/i386/sse.md (vec_setv4sf_0): Export.
16101 * config/i386/i386.c (ix86_build_const_vector): Export.
16102 (ix86_split_convert_uns_si_sse): Rename from
16103 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
16104 * config/i386/i386-protos.h: Update.
16106 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16109 * c-typeck.c (c_finish_return): Improve warning message.
16111 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16113 * alias.c (find_symbolic_term): Delete unused function.
16115 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
16117 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
16118 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
16119 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
16121 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
16123 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
16124 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
16125 the function, temporarily point the debug interface to the null one.
16127 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
16129 * dwarf2out.c (round_up_to_align): New static function.
16130 (field_byte_offset): Use it to round the offset.
16132 2007-02-12 Richard Henderson <rth@redhat.com>
16134 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
16135 (inswl_const): Export.
16137 2007-02-12 Richard Henderson <rth@redhat.com>
16139 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
16140 result mode of the libcall, convert back to outmode.
16142 2007-02-12 Roger Sayle <roger@eyesopen.com>
16144 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
16145 (bswapdi2): New define_expand to implement 32-bit implementation.
16147 2007-02-12 Nick Clifton <nickc@redhat.com>
16149 * doc/invoke.texi (Overall Options): Document --help=.
16150 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
16151 (cc1_options): Pass --help= on to cc1.
16152 (display_help): Add description of --help=.
16153 (process_command): Add code to handle --help=. Allow translated
16154 --help and --target-help switches to be passed on to compiler
16156 (main): Remove unused if statement.
16157 * opts.c (columns): Remove.
16158 (LEFT_COLUMN): Define.
16159 (wrap_help): Add columns argument.
16160 (print_filtered_help): Change parameters to be an include bitmask,
16161 an exclude bitmask, an any bitmask and the column width. Move the
16162 code to display the params list here. Add code to display the
16163 status of options rather than their descriptions if the quiet flag
16165 (print_specific_help): Change parameters to be an include bitmask,
16166 an exclude bitmask and an any bitmask. Move code to look up the
16167 column width here. Decide upon the title for an options listing.
16168 (common_handle_options): Add code to handle --help=. Adapt code
16169 for --help and --target-help to use the revised form of the
16170 print_specific_help function.
16171 (print_help): Delete.
16172 (print_param_help): Delete.
16173 (print_switch): Delete.
16174 * opts.h (cl_lang_count): Add prototype.
16175 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
16176 CL_MAX_OPTION_CLASS): New defines.
16177 * optc-gen.awk: Add construction of cl_lang_count.
16178 * c.opt: Add Warning attribute to warning options and Optimization
16179 attribute to optimization options.
16180 * common.opt: Likewise.
16182 Add -fhelp and -ftarget-help as aliases for the transformed --help
16183 and --target-help options.
16184 * opt-functions.awk: Add code to handle Warning and Optimization
16187 2007-02-12 Richard Henderson <rth@redhat.com>
16189 * config/alpha/constraints.md: New file.
16190 * config/alpha/alpha.c: Include tm-constrs.h.
16191 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
16192 alpha_extra_constraint): Remove.
16193 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
16194 * config/alpha/alpha-protos.h: Update.
16195 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
16196 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
16197 (EXTRA_CONSTRAINT): Remove.
16198 * config/alpha/alpha.md: Include constraints.md.
16199 (adddi splitter): Use satisfies_constraint_*.
16200 * config/alpha/predicates.md (add_operand): Likewise.
16201 (sext_add_operand, addition_operation): Likewise.
16203 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
16205 PR tree-optimization/29145
16206 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
16207 in our handling of restrict qualified pointers.
16209 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16212 * doc/invoke.texi (Wunused-value): Update description.
16213 (Wextra): Delete item.
16214 * opts.c (set_Wextra): Don't use the value of Wextra to set the
16215 value of Wunused-value.
16216 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
16217 (c_finish_stmt_expr): Don't check extra_warnings.
16218 (emit_side_effect_warnings): The caller is responsible to check
16221 2007-02-11 Roger Sayle <roger@eyesopen.com>
16222 Matt Thomas <matt@3am-software.com>
16224 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
16226 2007-02-11 Roger Sayle <roger@eyesopen.com>
16228 * simplify-rtx.c (simplify_relational_operation_1): Optimize
16229 comparisons of POPCOUNT against zero.
16230 (simplify_const_relational_operation): Likewise.
16232 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16234 * doc/invoke.texi (Wextra): Delete outdated paragraph.
16236 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16238 * dwarf2out.c (root_type): Delete unused function.
16240 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16242 * genattrtab.c (contained_in_p): Delete unused function.
16243 (write_expr_attr_cache): Likewise.
16245 2007-02-11 Jan Hubicka <jh@suse.cz>
16247 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
16250 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
16252 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
16253 to add the REG_EQ* note.
16254 * see.c (see_merge_one_use_extension): Likewise.
16255 * local-alloc.c (update_equiv_regs): Likewise. Also don't
16256 turn REG_EQUAL notes into REG_EQUIV notes if the target
16257 register may have more than one set.
16258 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
16259 * gcse.c (try_replace_reg): Likewise.
16260 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
16261 * calls.c (fixup_tail_calls): Likewise. Abort if there is
16262 more than one REG_EQUIV note.
16263 * reload1.c (gen_reload): Use set_unique_reg_note.
16265 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
16267 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
16268 (ix86_builtin_conversion): New function.
16270 2007-02-06 Mark Mitchell <mark@codesourcery.com>
16273 * tree.h (DECL_REPLACEABLE_P): New macro.
16274 * except.c (set_nothrow_function_flags): Likewise.
16276 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
16277 Ira Rosen <irar@il.ibm.com>
16278 Dorit Nuzman <dorit@il.ibm.com>
16280 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
16281 * targhooks.c (default_builtin_vectorized_conversion): New.
16282 * targhooks.h (default_builtin_vectorized_function): New declaration.
16283 * target.h (struct vectorize): Add builtin_conversion field.
16284 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
16285 stmt_vec_info_type value.
16286 (vectorizable_conversion): New declaration.
16287 * tree-vect-analyze.c (vect_analyze_operations): Add
16288 vectorizable_conversion call.
16289 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
16290 * tree-vect-transform.c (vectorizable_conversion): New function.
16291 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
16292 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
16294 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
16295 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
16296 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
16297 or ALTIVEC_BUILTIN_VCFSX.
16299 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16302 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
16303 CONST_DOUBLE and operand 0 is a hard register.
16304 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
16305 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
16306 is a hard floating-point register.
16308 2007-02-10 Richard Henderson <rth@redhat.com>
16309 Jakub Jelinek <jakub@redhat.com>
16310 Alexandre Oliva <aoliva@redhat.com>
16312 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
16313 * builtin-types.def (BT_WORD): Make unsigned.
16314 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
16315 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
16316 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
16317 * c-decl.c (grokdeclarator): Don't error if !have_tls.
16318 * c-parser.c (c_parser_omp_threadprivate): Likewise.
16319 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
16321 * expr.c (emutls_var_address): New.
16322 (expand_expr_real_1): Expand emulated tls.
16323 (expand_expr_addr_expr_1): Likewise.
16324 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
16325 * output.h (emutls_finish): Declare.
16326 * toplev.c (compile_file): Call it.
16327 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
16328 address before wrapping in CONST.
16329 * varasm.c (emutls_htab, emutls_object_type): New.
16330 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
16331 (get_emutls_object_name, get_emutls_object_type): New.
16332 (get_emutls_init_templ_addr, emutls_decl): New.
16333 (emutls_common_1, emutls_finish): New.
16334 (assemble_variable): When emulating tls, swap decls; generate
16335 constructor for the emutls objects.
16336 (do_assemble_alias): When emulating tls, swap decl and target name.
16337 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
16339 * varpool.c (decide_is_variable_needed): Look at force_output.
16340 Recurse for emulated tls.
16341 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
16342 with decide_is_variable_needed.
16343 * emutls.c: New file.
16344 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
16345 tls_object for real tls.
16347 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
16349 PR rtl-optimization/29599
16350 * reload1.c (eliminate_regs_in_insn): Take the destination
16351 mode into account when computing the offset.
16353 2007-02-09 Stuart Hastings <stuart@apple.com>
16354 Richard Henderson <rth@redhat.com>
16356 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
16357 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
16358 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
16359 fixuns_truncdfhi2): New.
16360 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
16361 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
16362 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
16363 (floatunssidf2): Allow nonimmediate source.
16364 * config/i386/sse.md (movdi_to_sse): New.
16365 (vec_concatv2di): Drop '*'.
16366 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
16367 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
16368 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
16370 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
16371 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
16372 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
16373 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
16374 (ix86_build_signbit_mask): Fix decl of v, refactor to call
16375 ix86_build_const_vector.
16376 (x86_emit_floatuns): Rewrite.
16378 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16380 * genautomata.c (longest_path_length): Delete unused function.
16381 (struct state): Delete unused longest_path_length.
16382 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
16383 (get_free_state): Delete unused.
16385 2007-02-09 Jan Hubicka <jh@suse.cz>
16387 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
16388 * doc/invoke.texi (inline-unit-growth): Update default value.
16390 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
16391 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
16392 (rebuild_cgraph_edges): Likewise.
16393 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
16394 (dump_cgraph_node): Dump frequencies.
16395 (cgraph_clone_edge): Add frequency scales.
16396 (cgraph_clone_node): Add freuqnecy.
16397 * cgraph.h (cgraph_edge): Add freuqnecy argument.
16398 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
16399 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
16400 * tree-pass.h (TODO_rebuild_frequencies): New constant.
16401 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
16402 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
16403 (save_inline_function_body): Likewise.
16404 * ipa-inline.c: inluce rtl.h
16405 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
16406 (cgraph_edge_badness): Use frequencies.
16407 (cgraph_decide_recursive_inlining): Update clonning.
16408 (cgraph_decide_inlining_of_small_function): Dump frequency.
16409 * predict.c (estimate_bb_frequencies): Export.
16410 * predict.h (estimate_bb_frequencies): Declare.
16411 * tree-inline.c (copy_bb): Watch overflows.
16412 (expand_call_inline): Update call of cgraph_create_edge.
16413 (optimize_inline_calls): Use TODO flags to update frequnecies.
16414 * passes.h: Include predict.h
16415 (init_optimization_passes): Move profile ahead.
16416 (execute_function_todo): Handle TODO_rebuild_frequencies.
16418 2007-02-09 Roger Sayle <roger@eyesopen.com>
16420 * config/alpha/alpha.c (emit_insxl): Force the first operand of
16421 the insbl or inswl pattern into a register.
16423 2007-02-09 Roger Sayle <roger@eyesopen.com>
16425 * config/ia64/ia64.md (bswapdi2): New define_insn.
16427 2007-02-09 Richard Henderson <rth@redhat.com>
16429 * config/i386/constraints.md (Ym): New constraint.
16430 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
16431 (movdi_1_rex64): Split sse and xmm general register moves from
16432 memory move alternatives. Use conditional register constraints.
16433 (movsf_1, movdf_integer): Likewise.
16434 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
16435 (movdf_integer_rex64): New.
16436 (pushsf_rex64): Fix output constraints.
16437 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
16438 (sse2_stored): Likewise.
16439 (sse2_storeq_rex64): New.
16440 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
16441 amd and not generic.
16442 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
16443 for optimize_size. Remove SF/DFmode hack.
16445 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16447 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
16450 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
16451 Richard Sandiford <richard@codesourcery.com>
16453 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
16454 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
16455 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
16456 m68k/t-mlib to tmake_file.
16457 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
16458 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
16459 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
16460 Allow it to be cf or m68k. Set m68k_arch_family. If that
16461 variable is not empty, add t-$m68k_arch_family to tmake_file.
16462 Add t-mlibs to tmake_file.
16463 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
16464 * config/m68k/t-cf: New file.
16465 * config/m68k/t-m68k: Likewise.
16466 * config/m68k/t-mlibs: Likewise.
16467 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16468 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16469 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
16470 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16471 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
16473 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
16474 (INSTALL_LIBGCC): Delete.
16475 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
16476 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16477 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16478 (M68K_MLIB_CPU): Define.
16479 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16480 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16481 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
16483 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
16484 Richard Guenther <rguenther@suse.de>
16486 PR middle-end/23361
16487 * fold-const.c (fold_comparison): Handle obfuscated comparisons
16488 against INT_MIN/INT_MAX.
16489 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
16490 file if a loop is removed.
16492 2007-02-09 Joseph Myers <joseph@codesourcery.com>
16494 * calls.c (store_one_arg): Pass correct alignment to
16495 emit_push_insn for non-BLKmode values.
16496 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
16497 unaligned stack slot via a suitably aligned slot.
16499 2007-02-08 DJ Delorie <dj@redhat.com>
16501 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
16503 (legal_subregs): Use unsigned char, make const.
16504 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
16506 2007-02-08 Paul Brook <paul@codesourcery.com>
16508 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
16509 special interworking needed.
16511 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
16513 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
16514 conditional to __SSE2__.
16515 (Entries below should have been added to first ChangeLog
16516 entry for amdfam10 dated 2007-02-05)
16517 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
16519 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
16521 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
16524 2007-02-08 DJ Delorie <dj@redhat.com>
16526 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
16527 * config/m32c/m32c.c (legal_subregs): New.
16528 (m32c_illegal_subreg_p): New.
16529 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
16530 unsupported subregs of hard regs.
16532 2007-02-08 Jan Hubicka <jh@suse.cz>
16534 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
16535 the same one; always update histograms.
16537 2007-02-08 Diego Novillo <dnovillo@redhat.com>
16539 * passes.c (init_optimization_passes): Tidy comment.
16541 2007-02-08 Roger Sayle <roger@eyesopen.com>
16543 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
16544 strip zero_extend, bswap and rotates from POCOUNT's argument.
16545 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
16546 zero_extend and rotates from PARITY's argument.
16547 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
16548 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
16549 of an integer constant at compile-time.
16551 2007-02-08 Diego Novillo <dnovillo@redhat.com>
16554 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
16556 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
16559 * tree-ssa-live.c (remove_unused_locals): Do not remove
16560 TREE_ADDRESSABLE variables.
16561 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
16562 * tree-ssa-operands.c (add_virtual_operand): Remove argument
16563 FOR_CLOBBER. Update all users.
16564 If VAR has an associated alias set, add a virtual operand for
16565 it if no alias is found to conflict with the memory reference.
16567 2007-02-07 Jan Hubicka <jh@suse.cz>
16568 Robert Kidd <rkidd@crhc.uiuc.edu>
16570 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
16572 2007-02-07 Ian Lance Taylor <iant@google.com>
16574 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
16576 2007-02-07 Roger Sayle <roger@eyesopen.com>
16578 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
16579 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
16580 tablejumpdi, movsi_to_cr_one): Remove constraints from
16581 define_expand's match_operands.
16583 2007-02-07 Roger Sayle <roger@eyesopen.com>
16585 * global.c (compute_regsets): Move declatation of "i" inside of
16586 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
16588 2007-02-07 Jakub Jelinek <jakub@redhat.com>
16591 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
16592 of INDIRECT_REF <RESULT_DECL>.
16594 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
16596 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
16597 Kaz Kojima <kkojima@gcc.gnu.org>
16600 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
16602 (sh_initialize_trampoline): Add parentheses to avoid a warning.
16604 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16606 * doc/loop.texi: Document possibility not to perform disambiguation
16607 of loops with multiple latches.
16608 * cfgloopmanip.c (alp_enum_p): Removed.
16609 (add_loop): Handle subloops. Use get_loop_body_with_size.
16610 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
16611 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
16612 the new forwarder block.
16613 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
16614 Handle the case latch is NULL.
16615 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
16616 modifications when marking loop exits.
16617 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
16619 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
16620 disambiguate_loops_with_multiple_latches.
16621 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
16622 before fix_loop_structure.
16623 * cfgloop.c: Include pointer-set.h and output.h.
16624 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
16625 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
16626 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
16627 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
16628 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
16629 disambiguate_multiple_latches, get_loop_body_with_size,
16630 disambiguate_loops_with_multiple_latches): New functions.
16631 (flow_loop_dump): Dump multiple latch edges.
16632 (flow_loop_nodes_find): Handle loops with multiple latches.
16633 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
16634 (glb_enum_p): Modified.
16635 (get_loop_body): Use get_loop_body_with_size.
16636 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
16637 (AVOID_CFG_MODIFICATIONS): New constant.
16638 (disambiguate_loops_with_multiple_latches, add_loop,
16639 get_loop_body_with_size): Declare.
16640 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
16642 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
16644 PR inline-asm/28686
16645 * global.c (compute_regsets): New function.
16646 (global_alloc): Refactored ELIMINABLE_REGSET
16647 and NO_GLOBAL_ALLOC_REGS computation out.
16648 (rest_of_handle_global_alloc): Call compute_regsets()
16649 for non-optimizing case.
16651 2007-02-06 Richard Henderson <rth@redhat.com>
16653 * config/i386/constraints.md (Y2): Rename from Y.
16654 (Yi): New constraint.
16655 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
16656 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
16657 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
16658 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
16659 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
16660 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
16661 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
16662 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
16663 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
16664 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
16665 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
16666 vec_extractv2si_1): Change Y constraints to Y2.
16667 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
16668 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
16669 Change Y constraints to Y2.
16670 (sse2_loadld): Change Y constraints to x.
16672 2007-02-06 Roger Sayle <roger@eyesopen.com>
16674 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
16675 (parity<mode>2): New define_expand using rs6000_emit_parity.
16676 * config/rs6000/rs6000.c (rs6000_emit_popcount,
16677 rs6000_emit_parity): New functions.
16678 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
16679 rs6000_emit_parity): Prototype here.
16681 2007-02-06 Ian Lance Taylor <iant@google.com>
16683 * lower-subreg.c (simple_move_operand): Reject CONST.
16684 (resolve_clobber): Call validate_change rather than directly
16685 assigning to XEXP (pat, 0).
16687 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
16689 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
16690 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
16691 (tree-cfg.o): Remove hashtab.h dependency.
16693 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
16694 (struct ivopts_data): Change niters to pointer_map_t.
16695 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
16696 (niter_for_exit): Create pointer_map on demand. Change for
16698 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
16699 (free_loop_data): Destroy data->niters if created and reset field.
16700 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
16701 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
16703 * tree-ssa-reassoc.c: Include pointer-set.h.
16704 (bb_rank): Change to long *.
16705 (operand_rank): Change to pointer_map_t.
16706 (find_operand_rank): Return long, -1 if not found. Declare as inline.
16707 (insert_operand_rank): Accept long.
16708 (operand_entry_hash, operand_entry_eq): Remove.
16709 (get_rank): Return long. Adjust for changes above.
16710 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
16712 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
16714 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
16715 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
16716 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
16718 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
16719 directly since it cannot be NULL.
16720 (get_vi_for_tree): Rewrite for pointer_map API.
16721 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
16722 (init_alias_vars): Create vi_for_tree as pointer_map.
16723 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
16725 * tree-cfg.c: Don't include hashtab.h.
16726 (edge_to_cases): Declare as pointer_map.
16727 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
16729 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
16730 (start_recording_case_labels): Create edge_to_cases as pointer_map.
16731 (end_recoding_case_labels): Cleanup edge_to_cases manually before
16733 (record_switch_edge): Delete.
16734 (get_cases_for_edge): Adjust for pointer_map API, inline
16735 record_switch_edge (rewritten for new API), remove goto.
16737 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
16739 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
16740 * tree-nested.c: Include pointer-set.h.
16741 (var_map_elt, var_map_eq, var_map_hash): Delete.
16742 (struct nesting_info): Remove GTY marker. Change the two htab_t's
16743 to pointer_map_t's.
16744 (nesting_info_bitmap_obstack): New.
16745 (lookup_field_for_decl): Adjust for pointer_map API.
16746 (lookup_tramp_for_decl): Adjust for pointer_map API.
16747 (get_nonlocal_debug_decl): Adjust for pointer_map API.
16748 (get_local_debug_decl): Adjust for pointer_map API.
16749 (convert_nl_goto_reference): Adjust for pointer_map API.
16750 (convert_nl_goto_receiver): Adjust for pointer_map API.
16751 (create_nesting_tree): Create outside GGC space. Create bitmap on
16752 the new obstack. Create field_map and var_map as pointer_maps.
16753 (free_nesting_tree): Adjust for changes to create_nesting_tree.
16755 (lower_nested_functions): Move root here, no need to NULL it.
16756 Initialize and release the obstack.
16758 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
16760 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
16761 Remove prototypes and make them non-static.
16762 (struct tree_int_map): Remove.
16763 * tree.h (struct tree_int_map): Move here, turning TO into an
16765 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
16767 * tree.h (TREE_COMPLEXITY): Remove.
16768 (struct tree_exp): Remove complexity field.
16769 * tree.c (build1_stat): Don't set it.
16771 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
16772 Victor Kaplansky <victork@il.ibm.com>
16774 * tree-vectorizer.c (vect_is_simple_use): Support induction.
16775 (vect_is_simple_reduction): Support reduction with induction as
16776 one of the operands.
16777 (vect_is_simple_iv_evolution): Fix formatting.
16778 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
16779 formatting. Don't mark induction phis for vectorization.
16780 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
16781 * tree-vect-transform.c (get_initial_def_for_induction): New function.
16782 (vect_get_vec_def_for_operand): Support induction.
16783 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
16785 (vectorizable_reduction): Support reduction with induction as one of
16787 (vectorizable_type_demotion): Use def-type of stmt argument rather
16788 than dummy def-type.
16790 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
16791 flag_tree_scev_cprop.
16792 * common.opt (tree-scev-cprop): New flag.
16794 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
16795 call to vect_get_new_vect_var.
16797 2007-02-06 Ira Rosen <irar@il.ibm.com>
16799 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
16800 vectype is not NULL.
16801 (vect_pattern_recog_1): Likewise.
16803 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16805 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
16806 (fold_negate_expr): Likewise.
16808 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
16811 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
16812 even if cv-qualification is the same.
16814 2007-02-05 Geoffrey Keating <geoffk@apple.com>
16816 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
16817 __enable_execute_stack on completion.
16819 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16821 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
16822 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
16823 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
16824 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
16825 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
16826 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
16827 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
16828 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
16830 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16832 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
16833 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
16834 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
16835 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
16836 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
16837 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
16838 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
16839 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
16840 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
16841 umuldi3_highpart_rex64, umulsi3_highpart_insn,
16842 umulsi3_highpart_zext, smuldi3_highpart_rex64,
16843 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
16844 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
16845 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
16846 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
16847 sqrtextenddfxf2_i387): Added amdfam10_decode.
16849 * config/i386/athlon.md (athlon_idirect_amdfam10,
16850 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
16851 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
16852 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
16853 athlon_ivector_store_amdfam10): New define_insn_reservation.
16854 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
16857 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16859 * config/i386/athlon.md (athlon_call_amdfam10,
16860 athlon_pop_amdfam10, athlon_lea_amdfam10): New
16861 define_insn_reservation.
16862 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
16863 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
16864 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
16866 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16868 * config/i386/athlon.md (athlon_sseld_amdfam10,
16869 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
16870 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
16872 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16874 * config/i386/athlon.md (athlon_sseins_amdfam10): New
16875 define_insn_reservation.
16876 * config/i386/i386.md (sseins): Added sseins to define_attr type
16877 and define_attr unit.
16878 * config/i386/sse.md: Set type attribute to sseins for insertq
16881 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16883 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
16884 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
16885 ssecomi_load_amdfam10, ssecomi_amdfam10,
16886 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
16887 define_insn_reservation.
16888 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
16890 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16892 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
16893 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
16894 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
16895 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
16896 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
16897 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
16898 define_insn_reservation.
16900 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
16901 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
16902 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
16903 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
16904 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
16906 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16908 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
16909 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
16910 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
16911 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
16912 athlon_ssemul_load_k8): Added amdfam10.
16914 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16916 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
16917 (x86_sse_unaligned_move_optimal): New variable.
16919 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
16921 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
16922 for unaligned vector SSE double/single precision loads for AMDFAM10.
16924 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16926 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
16927 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
16928 Define TARGET_CPU_DEFAULT_amdfam10.
16929 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
16930 (processor_type): Add PROCESSOR_AMDFAM10.
16932 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
16933 processor_type in config/i386/i386.h.
16934 Enable imul peepholes for TARGET_AMDFAM10.
16936 * config.gcc: Add support for --with-cpu option for amdfam10.
16938 * config/i386/i386.c (amdfam10_cost): New variable.
16939 (m_AMDFAM10): New macro.
16940 (m_ATHLON_K8_AMDFAM10): New macro.
16941 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
16942 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
16943 x86_promote_QImode, x86_integer_DFmode_moves,
16944 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16945 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
16946 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
16947 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
16948 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
16949 Enable/disable for amdfam10.
16950 (override_options): Add amdfam10_cost to processor_target_table.
16951 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
16952 processor_alias_table.
16953 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
16954 (ix86_adjust_cost): Add code for amdfam10.
16956 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16958 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
16959 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
16960 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
16961 * config/i386/i386.h: Add builtin definition for SSE4A.
16962 * config/i386/i386.md: Add support for ABM instructions
16963 (popcnt and lzcnt).
16964 * config/i386/sse.md: Add support for SSE4A instructions
16965 (movntss, movntsd, extrq, insertq).
16966 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
16967 Add -march=amdfam10 flag.
16968 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
16969 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
16971 * doc/extend.texi: Add documentation for SSE4A builtins.
16973 2007-02-05 Bob Wilson <bob.wilson@acm.org>
16975 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
16977 2007-02-05 Richard Guenther <rguenther@suse.de>
16979 * tree-vectorizer.h (vectorizable_function): Add argument type
16980 argument, change return type.
16981 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
16982 * tree-vect-transform.c (vectorizable_function): Handle extra
16983 argument, return vectorized function decl.
16984 (build_vectorized_function_call): Remove.
16985 (vectorizable_call): Handle calls with result and argument types
16986 differing. Handle loop vectorization factor correctly.
16987 * targhooks.c (default_builtin_vectorized_function): Adjust for
16989 * targhooks.h (default_builtin_vectorized_function): Likewise.
16990 * target.h (builtin_vectorized_function): Add argument type
16992 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
16993 extra argument, allow vectorizing of lrintf.
16994 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
16995 documentation of target hook.
16997 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
17000 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
17001 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
17002 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
17004 2007-02-05 Roger Sayle <roger@eyesopen.com>
17006 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
17007 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
17008 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
17009 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
17010 before canonicalizing sincos to cexpi.
17011 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
17013 2007-02-05 Roger Sayle <roger@eyesopen.com>
17015 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
17016 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
17017 (alpha_init_builtins): Use alpha_add_builtins to process tables.
17019 2007-02-05 Roger Sayle <roger@eyesopen.com>
17021 * mips-tfile.c (initialize_init_file): Correct endianness test.
17023 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
17025 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
17026 the 'y' constraint.
17028 2007-02-05 Richard Sandiford <richard@codesourcery.com>
17030 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
17031 saves in a PARALLEL before the register assignments.
17033 2007-02-05 Richard Sandiford <richard@codesourcery.com>
17035 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
17036 DWARF_FRAME_RETURN_COLUMN to be a general register.
17037 * dwarf2out.c (init_return_column_size): New function, split from...
17038 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
17039 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
17040 to be nongeneral registers.
17041 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
17043 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
17044 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
17046 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
17048 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
17050 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
17052 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
17053 (remove_path): Use can_remove_branch_p and remove_branch instead
17054 of loop_delete_branch_edge.
17055 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
17056 (tree_transform_and_unroll_loop): Remove dead branches immediately.
17057 Update profile using scale_dominated_blocks_in_loop.
17058 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
17059 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
17060 (can_remove_branch_p, remove_branch): Declare.
17061 * tree-cfg.c (tree_can_remove_branch_p): New function.
17062 (tree_cfg_hooks): Add tree_can_remove_branch_p.
17063 * cfgrtl.c (rtl_can_remove_branch_p): New function.
17064 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
17066 2007-02-05 Jan Hubicka <jh@suse.cz>
17068 PR middle-end/30696
17069 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
17070 nodes in cgraph, don't remove offline copy of the function.
17072 2007-02-04 Jan Hubicka <jh@suse.cz>
17074 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
17075 vectors might cause maybe_lookup_element_for_expr to be called
17076 on non-sra-candidate.
17078 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17080 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
17081 config/bfin/bfin.md, config/bfin/predicates.md: Follow
17082 spelling conventions.
17084 2007-02-04 Richard Guenther <rguenther@suse.de>
17086 PR middle-end/30636
17087 * fold-const.c (try_move_mult_to_index): Make sure to not
17088 overflow one dimension of a multi-dimensional array access.
17090 2007-02-04 Jan Hubicka <jh@suse.cz>
17092 * passes.c (init_optimization_passes): Reindent.
17094 2007-02-04 Jan Hubicka <jh@suse.cz>
17095 Eric Botcazou <ebotcazou@adacore.com>
17097 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
17098 (execute_fixup_cfg): Break out the abnormal goto code.
17099 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
17100 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
17101 (optimize_inline_calls): Call make_nonlocal_label_edges.
17103 2007-02-04 Jan Hubicka <jh@suse.cz>
17105 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
17106 true when something was changed.
17107 (rename_ssa_copies): When something was changed, do
17108 TODO_remove_unused_locals.
17109 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17110 add TODO_remove_unused_locals when instruction was removed.
17112 2007-02-04 Jan Hubicka <jh@suse.cz>
17114 * ipa-inline.c (try_inline): Improve debug output; work on already
17116 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
17117 call try_inline for already inlined edges too when flattening;
17118 inline also functions that make callee growth but overall unit size
17121 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17123 * config/m32c/bitops.md, config/m32c/jump.md,
17124 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
17125 config/m32r/m32r.h, config/m32r/m32r.md,
17126 config/m32r/predicates.md, config/m68hc11/larith.asm,
17127 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
17128 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
17129 config/mips/mips-protos.h, config/mips/mips.c,
17130 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
17131 config/mn10300/mn10300.h, config/mn10300/predicates.md,
17132 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
17133 spelling conventions.
17135 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
17136 Follow spelling conventions.
17138 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
17140 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
17141 warn about C++0x compatibility.
17143 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17145 * config/h8300/h8300.c, config/h8300/h8300.h,
17146 config/h8300/h8300.md: Follow spelling conventions.
17148 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
17150 PR middle-end/30667
17151 * combine.c (try_combine): Do not substitute source operand
17152 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
17154 2007-02-03 Jan Hubicka <jh@suse.cz>
17156 PR gcov-profile/30650
17157 * value-prof.c (stringop_block_profile): Fix handling of size counter;
17158 do not divide by zero for never executed counters.
17159 (tree_find_values_to_profile): Fix counters.
17160 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
17162 2007-02-03 Ian Lance Taylor <iant@google.com>
17164 * lower-subreg.c (simple_move_operand): New static function,
17165 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
17167 (simple_move): Call simple_move_operand.
17168 (find_decomposable_subregs): Add special handling of MEMs.
17169 (can_decompose_p): Rename from cannot_decompose_p. Reverse
17170 meaning of return value. If we see a hard register, test whether
17171 it can store a word_mode value. Change all callers.
17173 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17175 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
17176 ftrapv insns and expanders.
17177 (subdi3): Change define_expand operand 1 to arith11_operand, and
17178 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
17179 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
17180 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
17183 PR middle-end/30174
17184 * varasm.c (notice_global_symbol): Treat global objects as weak when
17185 flag_shlib is true.
17187 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17189 * emit-rtl.c (dconstpi): Delete.
17190 (dconstsqrt2): New.
17191 (init_emit_once): Delete dconstpi and init dconstsqrt2.
17192 * real.h (dconstpi): Delete.
17193 (dconstsqrt2): New.
17194 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
17195 (fold_builtin_hypot): Likewise.
17197 2007-02-03 Tom Tromey <tromey@redhat.com>
17200 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
17201 -gcoff3, -gxcoff3, -gvms3 implies -dD.
17203 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
17205 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
17206 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
17207 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
17208 config/rs6000/cell.md, config/rs6000/darwin.h,
17209 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
17210 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
17211 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
17212 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
17213 typos. Follow spelling conventions.
17214 * doc/invoke.texi: Follow spelling conventions.
17216 2007-02-03 Roger Sayle <roger@eyesopen.com>
17218 * simplify-rtx.c (simplify_relational_operation_1): Implement some
17219 canonicalization transformations that attempt to simplify integer
17220 constant comparisons to become comparisons against zero.
17222 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17224 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
17226 * fold-const.c (fold_binary): Fix comment typos. Fold complex
17227 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
17229 2007-02-02 Mike Stump <mrs@apple.com>
17231 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
17232 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
17233 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
17234 generate a branch island.
17236 2007-02-02 Bob Wilson <bob.wilson@acm.org>
17238 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
17239 (xtensa_legitimate_address_p): New.
17240 (xtensa_legitimize_address): New.
17241 (xtensa_output_addr_const_extra): New.
17242 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
17244 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
17245 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
17246 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
17247 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
17248 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
17249 (xtensa_legitimize_address): New.
17250 (xtensa_output_addr_const_extra): New.
17252 2007-02-02 Steve Ellcey <sje@cup.hp.com>
17254 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
17256 2007-02-02 Ian Lance Taylor <iant@google.com>
17258 * expmed.c (expand_divmod): Add comment.
17260 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
17262 * emit-rtl.c (renumber_insns): Remove.
17263 * flags.h: Remove the extern for flag_renumber_insns.
17264 * rtl.h: Remove the prototype for renumber_insns.
17265 * toplev.c (flag_renumber_insns): Remove.
17267 2007-02-02 Hui-May Chang <hm.chang@apple.com>
17269 Revert for x86 darwin:
17270 2005-06-19 Uros Bizjak <uros@kss-loka.si>
17272 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
17273 code before the following patch under TARGET_MACHO.
17274 (ix86_function_value_regno_p): Likewise.
17276 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17278 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
17281 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17284 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
17285 loads to general or fp registers. Add comments.
17286 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
17288 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
17290 * pointer-set.c (insert_aux): Only return insertion slot.
17291 (pointer_set_insert): Adjust.
17292 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
17293 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
17294 pointer_map_traverse): New.
17295 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
17296 pointer_map_create, pointer_map_destroy, pointer_map_insert,
17297 pointer_map_contains, pointer_map_traverse): Declare.
17299 2007-02-02 Jakub Jelinek <jakub@redhat.com>
17301 PR middle-end/30473
17302 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
17303 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
17305 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17307 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
17309 (struct _dep): New type.
17310 (dep_t): New typedef.
17311 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
17312 (DEP_STATUS): New access macro. The macro with the same name was
17313 renamed to DEP_LINK_STATUS.
17314 (dep_init): Declare function
17316 (struct _dep_link): New type.
17317 (dep_link_t): New typedef.
17318 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
17319 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
17320 (DEP_LINK_STATUS): New macro.
17321 (debug_dep_links): New debug function.
17323 (struct _deps_list): New type.
17324 (deps_list_t): New typedef.
17325 (DEPS_LIST_FIRST): New access macro.
17326 (FOR_EACH_DEP_LINK): New cycle macro.
17327 (create_deps_list, free_deps_list, delete_deps_list): Declare
17329 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
17330 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
17331 (copy_deps_list_change_con): Ditto.
17333 (move_dep_link): Declare function.
17335 (struct _dep_node): New type.
17336 (dep_node_t): New typedef.
17337 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
17339 (struct haifa_insn_data.back_deps): New field to hold backward
17340 dependencies of the insn.
17341 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
17343 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
17344 Change its type to deps_list_t.
17345 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
17346 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
17347 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
17349 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
17351 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
17353 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
17355 (dep_cost): Declare.
17357 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
17358 (ds_to_dk, dk_to_ds): New functions.
17360 (init_dep_1): New static function.
17361 (init_dep): New function.
17362 (copy_dep): New static function.
17364 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
17366 (detach_dep_link): New static function.
17367 (move_dep_link): New function.
17369 (dep_links_consistent_p, dump_dep_links): New static functions.
17370 (debug_dep_links): New debugging function.
17372 (deps_obstack, dl_obstack, dn_obstack): New static variables.
17374 (alloc_deps_list, init_deps_list): New static functions.
17375 (create_deps_list): New function.
17376 (clear_deps_list): New static function.
17377 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
17378 (deps_list_consistent_p, dump_deps_list): New static functions.
17379 (debug_deps_list): New function.
17380 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
17382 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
17384 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
17385 use new scheduler dependencies lists.
17386 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
17387 (sched_analyze): Ditto. Initialize dependencies lists.
17388 (add_forw_dep, compute_forward_dependences): Update to use new
17389 scheduler dependencies lists.
17391 (init_dependency_caches): Init deps_obstack.
17392 (free_dependency_caches): Free deps_obstack.
17394 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
17395 new scheduler dependencies lists.
17396 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
17397 (add_back_forw_dep, delete_back_forw_dep): Ditto.
17399 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
17400 Update to use new scheduler dependencies lists.
17401 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
17402 (debug_dependencies): Ditto.
17403 (schedule_region): Update comments.
17405 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
17406 scheduler dependencies lists.
17407 (schedule_ebb): Update comments.
17409 * rtl.def (DEPS_LIST): Remove.
17411 * lists.c (unused_deps_list): Remove.
17412 (free_list): Update assertions.
17414 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
17415 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
17417 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
17418 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
17420 * haifa-sched.c (comments): Update.
17421 (insn_cost1): Remove. Inline the code into insn_cost ().
17422 (insn_cost): Update to use new scheduler dependencies lists. Move
17423 processing of the dependency cost to dep_cost ().
17424 (dep_cost): New function. Use it instead of insn_cost () when
17425 evaluating cost of the dependency. Use compatible interface to
17426 interact with the target.
17427 (priority): Update to use new scheduler dependencies lists.
17428 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
17429 with greater number of insns that depend on the insn.
17430 (schedule_insn): Update to use new scheduler dependencies lists. Add
17431 code to free backward dependencies lists. Inline and optimize code
17432 from resolve_dep () - see PR28071.
17433 (ok_for_early_queue_removal): Update to use new scheduler dependencies
17434 lists. Update call to targetm.sched.is_costly_dependence hook.
17436 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
17437 scheduler dependencies lists.
17439 (resolve_dep): Remove. Move the logic to schedule_insn ().
17440 (init_h_i_d): Initialize dependencies lists.
17442 (process_insn_depend_be_in_spec): Rename to
17443 process_insn_forw_deps_be_in_spec. Update to use new scheduler
17444 dependencies lists.
17445 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
17446 Update to use new scheduler dependencies lists.
17447 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
17449 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
17450 new scheduler dependencies lists.
17451 (build_intra_loop_deps): Ditto.
17453 * target.h (struct _dep): Declare to use in
17454 gcc_target.sched.is_costly_dependence.
17455 (struct gcc_target.sched.adjust_cost): Fix typo.
17456 (struct gcc_target.sched.is_costly_dependence): Change signature to
17457 use single dep_t parameter instead of an equivalent triad.
17458 (struct gcc_target.sched.adjust_cost_2): Remove.
17460 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
17462 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
17464 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
17466 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
17468 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
17469 (REG_DEP_TRUE): Document.
17471 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
17472 Change signature to correspond to the targetm.sched.adjust_cost hook.
17473 Update use in TARGET_SCHED_ADJUST_COST_2.
17474 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
17475 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
17476 new scheduler dependencies lists.
17477 (ia64_gen_check): Ditto.
17479 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
17480 scheduler dependencies lists.
17482 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
17483 signature to correspond to the targetm.sched.is_costly_dependence hook.
17484 (is_costly_group): Update to use new scheduler dependencies lists.
17486 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
17487 instead of INSN_COST () macro.
17489 2007-02-01 Ian Lance Taylor <iant@google.com>
17491 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
17493 2007-02-01 Guy Martin <gmsoft@gentoo.org>
17495 * pa.md (tp_load): Correct mfctl instruction syntax.
17497 2007-02-01 Geoffrey Keating <geoffk@apple.com>
17499 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
17500 altivec_padding_size calculation on AIX. Improve comment, add
17501 assert to verify that it's right.
17503 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
17506 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
17508 PR inline-asm/28686
17509 * global.c (global_alloc): Add mising initialization of
17512 2007-02-01 Roger Sayle <roger@eyesopen.com>
17514 * alias.c (init_alias_analysis): Correct whitespace.
17515 * bb-reorder.c (fix_edges_for_rarely_executed_code,
17516 partition_hot_cold_basic_blocks): Likewise.
17517 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
17518 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
17519 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
17520 fold_builtin_snprintf_chk, fold_builtin_printf,
17521 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
17522 do_mpfr_arg3, do_mpfr_sincos): Likewise.
17523 * cfgcleanup.c (cleanup_cfg): Likewise.
17524 * cfgexpand.c (tree_expand_cfg): Likewise.
17525 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
17526 * function.c (get_next_funcdef_no): Likewise.
17527 * gengtype.c (main): Likewise.
17528 * genmodes.c (main): Likewise.
17529 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
17530 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
17531 * ifcvt.c (noce_emit_move_insn): Likewise.
17532 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
17534 * stor-layout.c (get_best_mode): Likewise.
17535 * tree-ssa-loop-niter.c (get_val_for): Likewise.
17536 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
17537 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
17538 perform_var_substitution, solve_graph): Likewise.
17539 * tree-vrp.c (vrp_finalize): Likewise.
17541 2007-02-01 Ian Lance Taylor <iant@google.com>
17543 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
17544 high part of a paradoxical subreg, return a constant zero.
17546 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
17548 * toplev.c (lang_dependent_init): Call init_set_costs.
17549 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
17551 2007-02-01 Richard Guenther <rguenther@suse.de>
17553 PR middle-end/30656
17554 * fold-const.c (fold_negate_expr): Allow negating a
17555 constant if overflow does not change.
17557 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17559 * doc/c-tree.texi (Expression trees): Improve markup.
17560 * doc/tm.texi (Register Classes, Addressing Modes)
17561 (Floating Point): Fix spacing after abbreviations. Fix some
17564 2007-02-01 Ben Elliston <bje@au.ibm.com>
17566 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
17567 * doc/contrib.texi: Likewise.
17568 * doc/install.texi: Likewise.
17570 2007-01-31 Richard Henderson <rth@redhat.com>
17571 Ian Lance Taylor <iant@google.com>
17573 * lower-subreg.c: New file.
17574 * rtl.def (CONCATN): Define.
17575 * passes.c (init_optimization_passes): Add pass_lower_subreg and
17576 pass_lower_subreg2.
17577 * emit-rtl.c (update_reg_offset): New static function, broken out
17578 of gen_rtx_REG_offset.
17579 (gen_rtx_REG_offset): Call update_reg_offset.
17580 (gen_reg_rtx_offset): New function.
17581 * regclass.c: Revert patch of 2006-03-05, restoring
17583 (clear_reg_info_regno): New function.
17584 * dwarf2out.c (concatn_loc_descriptor): New static function.
17585 (loc_descriptor): Handle CONCATN.
17586 * common.opt (fsplit_wide_types): New option.
17587 * opts.c (decode_options): Set flag_split_wide_types when
17589 * timevar.def (TV_LOWER_SUBREG): Define.
17590 * rtl.h (gen_reg_rtx_offset): Declare.
17591 (reg_scan_update): Declare.
17592 * regs.h (clear_reg_info_regno): Declare.
17593 * tree-pass.h (pass_lower_subreg): Declare.
17594 (pass_lower_subreg2): Declare.
17595 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
17596 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
17597 -fsplit-wide-types.
17598 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
17599 * Makefile.in (OBJS-common): Add lower-subreg.o.
17600 (lower-subreg.o): New target.
17602 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17604 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
17606 2007-01-31 Anatoly Sokolov <aesok@post.ru>
17609 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
17611 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17613 PR middle-end/29335
17614 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
17616 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
17618 * cfgloop.h: Include vec-prim.h.
17619 (enum li_flags): Remove LI_ONLY_OLD.
17620 (loop_iterator): Changed.
17621 (fel_next, fel_init): Iterate over loop tree.
17622 (FOR_EACH_LOOP_BREAK): New macro.
17623 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
17625 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
17626 * modulo-sched.c (sms_schedule): Ditto.
17627 * tree-vectorizer.c (vectorize_loops): Ditto.
17628 * doc/loop.texi: Update information on loop numbering and behavior of
17629 FOR_EACH_LOOP wrto new loops.
17630 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
17631 add_to_evolution_1): Test nestedness of loops instead of comparing
17633 * tree-chrec.c (chrec_fold_plus_poly_poly,
17634 chrec_fold_multiply_poly_poly, chrec_evaluate,
17635 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
17636 reset_evolution_in_loop): Ditto.
17637 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
17639 2007-01-31 Dirk Mueller <dmueller@suse.de>
17641 * c-common.c (warn_about_parentheses): Separate warning about
17642 un-parenthized sequence of comparison operators from the one
17643 which is supposed to warn about x <= y <= z.
17645 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
17647 * optabs.h (enum optab_index): Add new OTI_isinf.
17648 (isinf_optab): Define corresponding macro.
17649 * optabs.c (init_optabs): Initialize isinf_optab.
17650 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
17652 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
17653 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
17655 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
17656 expand_builtin_interclass_mathfn.
17657 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
17658 * config/i386/i386.md (UNSPEC_FXAM): New constant.
17659 (fxam<mode>2_i387): New insn pattern.
17660 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
17661 built-in functions as x87 inline asm.
17663 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17665 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
17667 2007-01-30 Eric Christopher <echristo@apple.com>
17669 * config.gcc: Add geode.
17671 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17673 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
17674 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
17675 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
17676 value-prof.c: Fix comment typos.
17678 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17681 * doc/invoke.texi (Wpointer-arith): Document warning.
17683 2007-01-30 Janis Johnson <janis187@us.ibm.com>
17685 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
17686 the list of discrepancies from the draft TR.
17688 2007-01-30 Dirk Mueller <dmueller@suse.de>
17691 * doc/invoke.texi (-Wreturn-type): Update description to
17692 match new behavior.
17694 2007-01-30 Richard Sandiford <richard@codesourcery.com>
17696 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
17698 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
17700 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
17701 to handle optabs that operate on floating point input argument and
17702 output to integer output.
17703 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
17704 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
17705 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
17706 expand_builtin_interclass_mathfn ().
17707 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
17708 (ilogbsi2): Remove.
17709 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
17710 ilogbl built-in functions as x87 intrinsics.
17712 2007-01-30 Richard Guenther <rguenther@suse.de>
17714 PR middle-end/27657
17715 * dwarf2out.c (reference_to_unused): Query varpool if the
17716 variable was output.
17718 2007-01-30 Richard Guenther <rguenther@suse.de>
17720 PR middle-end/30313
17721 * passes.c (execute_one_pass): Reset in_gimple_form to not
17722 confuse non-unit-at-a-time mode.
17724 2007-01-29 Roger Sayle <roger@eyesopen.com>
17725 Richard Guenther <rguenther@suse.de>
17727 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
17728 avoid undefined behaviour on overflow. Use force_fit_type_double
17729 to construct the constant with the specified TREE_OVERFLOW.
17731 2007-01-29 Janis Johnson <janis187@us.ibm.com>
17733 * config/dfp-bit.c: Add parameterized support for fp exceptions.
17734 * config/dfp-bit.h: Ditto.
17736 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17738 * c-decl.c (pop_scope): Replace warnings with call to
17739 warn_for_unused_label.
17740 * c-common.h (warn_for_unused_label): Declare.
17741 * c-common.c (warn_for_unused_label): Define.
17743 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17745 * tree-optimize.c (update_inlined_to_pointers): Delete unused
17748 2007-01-29 Janis Johnson <janis187@us.ibm.com>
17750 * Makefile.in (USER_H): Remove decfloat.h.
17751 * ginclude/decfloat.h: Delete, moving contents to ...
17752 * ginclude/float.h: Add support for decimal floating point,
17753 guarded by __STDC_WANT_DEC_FP__.
17755 2007-01-29 Mike Stump <mrs@apple.com>
17757 * doc/gccint.texi (Top): Rename Loop Representation to Loop
17758 Analysis and Representation to resolve case insensitive conflict.
17759 * doc/loop.texi (Loop Analysis and Representation): Likewise.
17761 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
17763 * tree.h (struct tree_memory_tag): Add aliases member.
17764 (MTAG_ALIASES): New macro.
17765 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
17766 (add_may_alias): Remove pointer-set. Update for may_aliases being
17768 (mark_aliases_call_clobbered): Update for may_aliases being a
17770 (compute_tag_properties): Ditto.
17771 (create_partition_for): Ditto.
17772 (compute_memory_partitions): Ditto.
17773 (dump_may_aliases_for): Ditto.
17774 (is_aliased_with): Ditto.
17775 (add_may_alias_for_new_tag): Ditto.
17776 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
17777 (compute_is_aliased): New function.
17778 (compute_may_aliases): Call compute_is_aliased).
17779 (init_alias_info): Initialize alias_bitmap_obstack.
17780 (union_alias_set_into): New function.
17781 (compute_flow_sensitive_aliasing): Use union_aliases_into.
17782 (have_common_aliases_p): Rewrite to take two bitmaps and use
17784 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
17785 Update for bitmaps.
17786 (finalize_ref_all_pointers): Update for add_may_alias changes.
17787 (new_type_alias): Ditto.
17788 * tree-flow-inline.h (may_aliases): Return a bitmap.
17789 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
17790 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
17791 may_aliases being a bitmap.
17792 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
17793 may_aliases now returns a bitmap.
17794 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
17796 * tree-ssa-operands.c (add_virtual_operand): Update for
17797 may_aliases being a bitmap.
17799 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
17801 PR tree-optimization/30630
17802 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
17803 variable as changed.
17805 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
17808 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
17809 expanded only once even if an error occurs.
17811 2007-01-29 Ben Elliston <bje@au.ibm.com>
17813 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
17814 (__gcov_average_profiler): Likewise.
17815 (__gcov_ior_profiler): Likewise.
17816 (__gcov_merge_ior): Likewise.
17818 2007-01-28 Jan Hubicka <jh@suse.cz>
17820 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
17821 * value-prof.c (stringop_block_profile): Likewise.
17823 2007-01-28 Jan Hubicka <jh@suse.cz>
17825 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
17826 Add variant handling histograms; add wrapper.
17827 (clear_storage_via_libcall): Export.
17828 (emit_block_move_hints): Break out from ...; add histograms.
17829 (emit_block_move): ... this one.
17830 (clear_storage_hints): Break out from ...; add histograms.
17831 (clear_storage): ... this one.
17832 (set_storage_via_memset): Handle histogram.
17833 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
17834 (clear_storage_hints, clear_storage_via_libcall): Declare.
17835 (set_storage_via_setmem): Update prototype.
17836 * doc/md.texi (movmem, setmem): Document new arguments.
17838 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
17839 Add new histograms.
17840 (stringop_block_profile): New global function.
17841 (tree_stringops_values_to_profile): Profile block size and alignment.
17842 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
17844 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
17845 (stringop_block_profile): Declare.
17846 * builtins.c: Include value-prof.h.
17847 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
17848 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
17849 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
17850 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
17851 * profile.c (instrument_values): Add new counters.
17852 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
17854 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
17855 (tree_init_edge_profiler): Build new profilers.
17856 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
17857 (pass_tree_profile): Add dump.
17858 (tree_profile_hooks): Update.
17859 * Makefile.in (LIBGCOV): Add new constants.
17860 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
17861 __gcov_ior_profiler): New.
17862 * i386.md (movmem/setmem expanders): Add new optional arguments.
17864 2007-01-28 David Edelsohn <edelsohn@gnu.org>
17866 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
17868 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
17870 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
17871 (tree_unswitch_single_loop): Pass eni_size_weights to
17872 tree_num_loop_insns.
17873 * tree-ssa-loop-manip.c: Include tree-inline.h.
17874 (can_unroll_loop_p): Pass eni_size_weights to
17875 tree_num_loop_insns.
17876 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
17877 Pass eni_size_weights to estimate_num_insns.
17878 * tree.h (init_inline_once): Export.
17879 * toplev.c (backend_init): Call init_inline_once.
17880 * cgraphunit.c (cgraph_process_new_functions,
17881 cgraph_analyze_function): Pass eni_inlining_weights to
17882 estimate_num_insns.
17883 * ipa-inline.c (compute_inline_parameters): Ditto.
17884 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
17885 to estimate_num_insns.
17886 (try_unroll_loop_completely): Pass eni_size_weights to
17887 tree_num_loop_insns.
17888 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
17889 ot estimate_num_insns.
17890 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
17891 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
17892 * tree-inline.c (eni_inlining_weights, eni_size_weights,
17893 eni_time_weights): New variables.
17894 (init_inline_once): Initialize them.
17895 (struct eni_data): Mew.
17896 (estimate_num_insns_1, estimate_num_insns): Use weights.
17897 * tree-inline.h (struct eni_weights_d): New.
17898 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
17899 (estimate_num_insns): Declaration changed.
17900 * cfgloop.h (tree_num_loop_insns): Declaration changed.
17901 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
17902 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
17904 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
17906 * tree-data-ref.c (conflict_fn): Assert that the number of affine
17907 relations in the conflict function is valid.
17909 2007-01-27 Ian Lance Taylor <iant@google.com>
17911 * common.opt: Add fstrict-overflow.
17912 * opts.c (decode_options): Set flag_strict_overflow if -O2.
17913 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
17914 (TYPE_OVERFLOW_UNDEFINED): Define.
17915 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
17917 * tree.h (TYPE_TRAP_SIGNED): Don't define.
17918 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
17919 (fold_negate_expr): Likewise.
17920 (make_range): Likewise.
17921 (extract_muldiv_1): Likewise.
17922 (maybe_canonicalize_comparison): Likewise.
17923 (fold_comparison): Likewise.
17924 (fold_binary): Likewise.
17925 (tree_expr_nonnegative_p): Likewise.
17926 (tree_expr_nonzero_p): Likewise.
17927 * tree-vrp.c (compare_values): Likewise.
17928 (extract_range_from_binary_expr): Likewise.
17929 (extract_range_from_unary_expr): Likewise.
17930 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
17932 (nowrap_type_p): Likewise.
17933 * tree-scalar-evolution.c (simple_iv): Likewise.
17934 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
17935 (build_range_check): Likewise.
17936 (extract_muldiv_1): Likewise.
17937 (fold_comparison): Likewise.
17938 * tree-vrp.c (vrp_int_const_binop): Likewise.
17939 (extract_range_from_unary_expr): Likewise.
17940 * convert.c (convert_to_integer): Likewise.
17941 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
17942 (fold_comparison): Likewise.
17943 (fold_binary): Likewise.
17944 * optabs.c (optab_for_tree_code): Likewise.
17945 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
17946 * simplify-rtx.c (simplify_const_relational_operation): Check
17947 flag_strict_overflow and flag_trapv.
17948 (simplify_const_relational_operation): Likewise.
17949 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
17950 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
17953 2007-01-27 Roger Sayle <roger@eyesopen.com>
17955 * tree.c (tree_fold_gcd): Delete.
17956 * tree.h (tree_fold_gcd): Remove prototype.
17957 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
17958 test whether one constant integer is a multiple of another. Instead
17959 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
17960 * fold-const.c (multiple_of_p): We've determined both TOP and
17961 BOTTOM are integer constants so we can call int_const_binop directly
17962 instead of the more generic const_binop.
17964 2007-01-27 Roger Sayle <roger@eyesopen.com>
17966 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
17967 1*X check that the constant hasn't overflowed, to preserve the
17969 (round_up): Provide an efficient implementation when rouding-up an
17970 INTEGER_CST to a power-of-two.
17972 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17974 * doc/sourcebuild.texi: Add comma for clarity.
17975 * doc/extend.texi: Fix some typos.
17976 * doc/passes.texi: Likewise.
17977 * doc/cppinternals.texi: Likewise.
17978 * doc/c-tree.texi: Likewise.
17979 * doc/tree-ssa.texi: Likewise.
17980 * doc/install.texi: Likewise.
17982 2007-01-27 Jan Hubicka <jh@suse.cz>
17984 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
17985 (pass_sra): Do not require alias information.
17986 * passes.c (init_optimization_passes): Add SRA
17988 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
17990 * tracer.c (rest_of_handle_tracer): We already cleaned
17991 up the CFG in tracer() so don't do it here again.
17992 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
17993 cleanup_cfg here, either. And don't call renumber_insns.
17995 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
17996 and BB_HEAD are in the insn stream here. Instead make sure
17997 that BB_INSN is valid on all insns. Also, do check here that
17998 there are no pending branch predictions...
17999 (rtl_verify_flow_info): ...instead of doing it here. Checks
18000 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
18003 2007-01-26 Roger Sayle <roger@eyesopen.com>
18005 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
18006 function to simplify/factorize operand order canonicalization.
18007 (ix86_fixup_binary_operands): Reorganize using the above function.
18008 (ix86_binary_operator_ok): Likewise.
18010 2007-01-27 Jakub Jelinek <jakub@redhat.com>
18012 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
18013 file scope from optimize_attrs.
18014 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
18016 (optimize_attrs): Clear insn_code_values after freeing it.
18018 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
18020 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
18021 a parts.base assignment.
18023 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
18025 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
18026 (compute_subscript_distance, initialize_data_dependence_relation,
18027 finalize_ddr_dependent, analyze_ziv_subscript,
18028 analyze_siv_subscript_cst_affine,
18029 compute_overlap_steps_for_affine_univar,
18030 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
18031 analyze_siv_subscript, analyze_miv_subscript,
18032 analyze_overlapping_iterations, subscript_dependence_tester_1,
18033 compute_self_dependence, free_dependence_relation): Work
18034 with affine_fn instead of chrecs.
18035 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
18036 common_affine_function, affine_function_base,
18037 affine_function_constant_p, affine_fn_op, affine_fn_plus,
18038 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
18039 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
18040 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
18041 (all_chrecs_equal_p): Removed.
18042 * tree-data-ref.h (affine_fn, conflict_function): New types.
18043 (struct subscript): Change type of conflicting_iterations_in_a
18044 and conflicting_iterations_in_b.
18046 2007-01-26 Steve Ellcey <sje@cup.hp.com>
18049 * config/pa/pa.h (TARGET_HPUX_11): New.
18050 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
18051 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
18053 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
18054 Richard Guenther <rguenther@suse.de>
18056 * tree-ssa-structalias.c (solve_graph): Handle case
18057 we merged the variable to another.
18059 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18061 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
18064 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
18065 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
18067 2007-01-25 DJ Delorie <dj@redhat.com>
18069 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
18070 allow changes to modes which don't fit in those registers.
18072 * reload1.c (choose_reload_regs): Check for invalid subregs before
18073 computing their locations, not after.
18075 2007-01-25 Geoffrey Keating <geoffk@apple.com>
18078 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
18079 save Altivec registers in an eh_return function.
18080 (compute_vrsave_mask): Likewise.
18081 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
18082 for saving Altivec registers.
18083 (rs6000_emit_prologue): Don't allocate stack twice in
18084 eh_return function. Correct expected value of altivec_save_offset
18085 when using save_world. Describe save of R0 to stack when using
18086 save_world. Describe stack pointer adjustment when using
18087 save_world. Remove duplicated eh_return parameter register saving.
18088 Update sp_offset variable after save_world.
18089 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
18091 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
18092 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
18095 2007-01-25 Steve Ellcey <sje@cup.hp.com>
18097 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
18099 2007-01-25 Steve Ellcey <sje@cup.hp.com>
18102 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
18103 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
18105 2007-01-25 Richard Guenther <rguenther@suse.de>
18107 * doc/invoke.texi (-Wcoverage-mismatch): Document.
18108 * common.opt (-Wcoverage-mismatch): New warning option.
18109 * coverage.c (get_coverage_counts): Ignore coverage mismatch
18110 if -Wcoverage-mismatch is given.
18112 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
18114 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
18115 (ipcp_driver): Change to static definition.
18116 Add dumping of the ifunctions.
18117 (constant_val_insert): Remove unused parameter. Support for SSA.
18118 (ipcp_propagate_const): Support for SSA.
18119 (ipcp_profile_bb_print): Print only analyzed nodes.
18120 (ipcp_replace_map_create): Remove support for Fortran constant
18122 * ipa-prop.c (ipa_method_modify_stmt,
18123 ipa_callsite_compute_param): Support for SSA.
18124 * ipa-prop.h (ipcp_driver): Remove declaration.
18125 (IS_VALID_TREE_MAP_INDEX): Add define.
18127 2007-01-24 Geoffrey Keating <geoffk@apple.com>
18129 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
18131 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18133 PR middle-end/30447
18134 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
18135 constant argument to cabs and do it without checking for
18136 -funsafe-math-optimizations.
18138 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
18140 * c-common.h (RID_FIRST_CXX0X): New.
18141 (RID_LAST_CXX0X): New.
18142 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
18144 * c.opt (Wc++0x-compat): New.
18145 * doc/invoke.texi (-Wc++0x-compat): Document.
18147 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18149 * builtins.c (fold_builtin_carg): New.
18150 (fold_builtin_1): Use it.
18152 2007-01-24 Jan Hubicka <jh@suse.cz>
18154 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
18156 * ipa-inline.c (initial_insns, max_insns): Delete.
18157 (compute_max_insns): New function.
18158 (cgraph_decide_inlining_of_small_function): Use it; take minimal
18159 amount of insns as base for code growth.
18160 (cgraph_decide_inlining): Make initial_insns local; do not compute
18162 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
18163 * doc/invoke.texi (inline-unit-growth): Update docs.
18165 2007-01-24 Jakub Jelinek <jakub@redhat.com>
18167 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
18168 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
18169 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
18170 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
18171 for CPUs that have PTA_CX16 set.
18173 PR middle-end/27416
18174 * gimplify.c (omp_check_private): New function.
18175 (gimplify_scan_omp_clauses): Use it for
18176 firstprivate/lastprivate/reduction.
18178 PR middle-end/30494
18179 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
18180 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
18182 PR middle-end/30421
18183 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
18184 If lower_lastprivate_clauses emits some statements, append them
18185 to dlist rather than body_p and to body_p append an initializer.
18186 (lower_omp_for): Adjust caller.
18188 2007-01-24 Steve Ellcey <sje@cup.hp.com>
18190 * target.h (globalize_decl_name): New.
18191 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
18192 * output.h (default_globalize_decl_name): New.
18193 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
18195 (globalize_decl): Ditto.
18196 (default_globalize_decl_name): New.
18197 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
18198 (ia64_handle_version_id_attribute): New.
18199 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
18200 (ia64_asm_output_external): Use globalize_decl_name instead
18201 of globalize_label.
18202 * doc/extend.texi (version_id): New pragma.
18203 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
18205 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18207 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
18208 _uleb128_t and _Unwind_SWord with _sleb128_t.
18209 * unwind-dw2.c (extract_cie_info, execute_stack_op,
18210 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
18212 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
18213 * unwind-pe.h (read_uleb128, read_sleb128,
18214 read_encoded_value_with_base): Likewise.
18215 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
18217 2007-01-24 Richard Guenther <rguenther@suse.de>
18219 * builtins.c (expand_builtin_cexpi): Get the fndecl
18220 for cexp in the correct way.
18222 2007-01-24 Jan Hubicka <jh@suse.cz>
18224 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
18227 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18229 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
18230 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
18231 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
18232 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
18233 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
18234 __SIZEOF_PTRDIFF_T__.
18235 * doc/cpp.texi: Documentation for the new builtin macros added.
18237 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
18239 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
18240 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
18241 instead of operands[2] to avoid access past the end of array.
18243 2007-01-24 Richard Sandiford <richard@codesourcery.com>
18245 * reload1.c (emit_reload_insns): Pass the reload register
18246 for a non-spill output reload through forget_old_reloads_1.
18248 2007-01-23 Joseph Myers <joseph@codesourcery.com>
18250 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18251 _SOFT_DOUBLE if doubles use software floating-point.
18252 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
18253 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
18254 * config/rs6000/darwin-ldouble.c: Also compile functions for
18255 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
18256 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
18257 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
18258 commented-out long double override.
18259 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
18260 * config/rs6000/eabispe.h: Likewise.
18261 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
18262 long double for non-SPE.
18263 (rs6000_handle_option): Likewise.
18264 (invalid_e500_subreg): Disallow more subregs involding DImode,
18265 DFmode, TImode or TFmode.
18266 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
18268 (legitimate_lo_sum_address_p): Also check for TFmode for E500
18270 (rs6000_legitimize_address): Also handle TFmode for E500 double.
18271 (rs6000_legitimize_reload_address): Also handle TFmode for E500
18273 (rs6000_legitimate_address): Also check for TFmode for E500
18275 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
18276 (spe_build_register_parallel): Handle TFmode and TCmode.
18277 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
18279 (function_arg): Handle TFmode and TCmode for E500 double.
18280 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
18282 (print_operand): Handle TFmode and TImode for %y.
18283 (rs6000_generate_compare): Handle TFmode comparisons for E500
18285 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
18286 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
18287 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
18288 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
18289 TFmode for E500 double.
18290 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
18291 (floatsidf2): Enable for E500 double.
18292 (movtf_softfloat): Use rs6000_nonimmediate_operand.
18293 (extenddftf2): Change to extenddftf2_fprs.
18294 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
18295 depending on TARGET_E500_DOUBLE.
18296 (extendsftf2): Enable for E500 double.
18297 (trunctfdf2): Enable for E500 double.
18298 (trunctfsf2): Change to trunctfsf2_fprs.
18299 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
18300 depending on TARGET_E500_DOUBLE.
18301 (floatsitf2): Enable for E500 double.
18302 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
18303 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
18304 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
18305 (negtf2): Change to negtf2_internal.
18306 (negtf2): New expander.
18307 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
18308 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
18309 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
18310 (movdi_internal32): Use rs6000_nonimmediate_operand.
18311 (unnamed splitter): Likewise.
18312 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
18313 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
18314 (SPE64TF, DITI): New mode macros.
18315 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
18318 (frob_<mode>_di_2): New.
18319 (frob_tf_di_8_2): New.
18320 (frob_di_df): Change to frob_di_<mode>; allow more modes.
18322 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
18324 (frob_ti_<mode>_8_2): New.
18325 (frob_ti_tf_2): New.
18326 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
18327 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
18329 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
18330 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
18331 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
18332 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
18333 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
18334 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
18337 2007-01-23 Ian Lance Taylor <iant@google.com>
18339 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
18341 (OBJS-archive): Reformat, alphabetize.
18342 (OBJS): Change out_object_file to OBJS-md.
18344 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
18346 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
18347 JUMP_P and CALL_P predicates where applicable.
18348 * config/i386/i386.c: Ditto.
18349 * config/i386/i386.md: Ditto.
18350 * config/i386/mmx.md: Ditto.
18351 * config/i386/predicates.md: Ditto.
18353 2007-01-22 Andreas Schwab <schwab@suse.de>
18355 * config/m68k/m68k.h: Fix comment.
18357 2007-01-22 Jan Hubicka <jh@suse.cz>
18359 * passes.c (init_optimization_passes): Do not rerun
18360 pass_early_warn_uninitialized.
18362 2007-01-22 Richard Guenther <rguenther@suse.de>
18364 PR tree-optimization/30038
18365 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
18367 (execute_cse_sincos_1): Likewise.
18368 (execute_cse_sincos): Likewise.
18369 (gate_cse_sincos): Likewise.
18370 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
18371 the cexpi() canonicalization of sincos().
18372 * tree-pass.h (pass_cse_sincos): Declare.
18373 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
18375 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
18377 PR rtl-optimization/29329
18378 * combine.c (replaced_rhs_insn): Rename to i2mod.
18379 (replaced_rhs_value): Rename to i2mod_new_rhs.
18380 (i2mod_old_rhs): New global variable.
18381 (combine_instructions): Adjust for above change. Save a copy of
18382 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
18383 note are substituted in the second instruction.
18384 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
18385 ditch the note if it pertains to the second eliminated register
18386 and this register is mentioned in i2mod_old_rhs.
18389 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
18391 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
18392 the insn to which the note was originally attached.
18394 2007-01-21 Jan Hubicka <jh@suse.cz>
18396 * ipa-inline.c (inlining_mode): Comment, move up.
18397 (cgraph_decide_inlining_incrementally): Do not perform inlining
18398 itself; fix handling of flattening of self recursive functions.
18399 (cgraph_find_cycles): Remove.
18400 (cgraph_flatten_node): Remove.
18401 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
18402 (try_inline): New function.
18403 (cgraph_early_inlining): Update call of
18404 cgraph_decide_inlining_incrementally. Apply inlining here.
18405 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
18407 2007-01-21 Dirk Mueller <dmueller@suse.de>
18410 * tree-vrp.c (check_array_bounds): do not warn
18411 about ADDR_EXPR's of ARRAY_REF's which are immediately
18412 used in binary expressions.
18414 2007-01-21 Ira Rosen <irar@il.ibm.com>
18416 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
18417 read_write_dep and macros for its access.
18418 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
18419 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
18420 argument, call vect_check_interleaving for every independent pair of
18421 data-refs. Mark loads that access the same memory location as a store
18423 (vect_check_dependences): Remove.
18424 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
18425 call, fix the call to vect_analyze_data_ref_dependence.
18426 (vect_analyze_data_ref_access): For statements that access the same
18427 data-ref, check that they are not stores; for loads, check that there
18428 is no store that access the same location.
18430 2007-01-20 Roger Sayle <roger@eyesopen.com>
18431 Joseph Myers <joseph@codesourcery.com>
18433 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
18434 (-fdump-rtl-stack): Likewise.
18435 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
18436 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
18437 (-mpt-fixed): Use @minus{} for minus sign.
18438 (Using Precompiled Headers): Fix under/overfull hbox.
18440 2007-01-20 Jan Hubicka <jh@suse.cz>
18442 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
18443 place within annotation.
18445 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18447 * pa.c (output_move_double): Change array size of xoperands to 4.
18449 2007-01-20 Jan Hubicka <jh@suse.cz>
18451 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
18454 2007-01-19 Ian Lance Taylor <iant@google.com>
18456 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
18457 constant to unsigned HOST_WIDE_INT before negating.
18459 2007-01-19 Ian Lance Taylor <iant@google.com>
18461 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
18463 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
18464 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
18465 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
18466 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
18467 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
18468 (realloc_vdef, realloc_vuse): Change second parameter to
18470 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
18471 fields to unsigned.
18472 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
18473 unsigned. Change x and lim locals to unsigned.
18474 (realloc_vdef, realloc_vuse): Change num_elem parameter to
18476 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
18477 (copy_virtual_operands): Change i and n locals to unsigned.
18479 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18481 PR middle-end/29335
18482 * builtins.c (fold_builtin_1): Handle builtin fdim.
18484 2007-01-20 Jan Hubicka <jh@suse.cz>
18486 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
18487 * tree-ssa-structalias.c (compute_points_to_sets): Do call
18488 init_alias_heapvars.
18489 (init_alias_heapvars): Initialize only when not already initialized.
18490 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
18492 2007-01-19 Roger Sayle <roger@eyesopen.com>
18494 * common.opt (fsigned-zeros): New command line option.
18495 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
18496 of flag_unsafe_math_optimizations.
18497 * opts.c (set_fast_math_flags): The -ffast-math command line option
18498 implies -fno-signed-zeros.
18499 (fast_math_flags_set_p): Likewise.
18501 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
18502 the documentation of -ffast-math appropriately. Wrap long lines.
18504 2007-01-19 Steve Ellcey <sje@cup.hp.com>
18506 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
18507 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
18509 2007-01-19 Tomas Bily <tbily@suse.cz>
18511 * cgraphunit.c (cgraph_finalize_function): Updating of pid
18513 (tree_init_ic_make_global_vars): New function
18514 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
18515 (tree_gen_ic_profiler): New function
18516 (tree_gen_ic_func_profiler): New function
18517 (tree_profiling): Added calling of tree_gen_ic_func_profiler
18518 (tree_profile_hooks): Added hook for indirec/virtual calls
18519 * value-prof.c (tree_find_values_to_profile): New case for
18521 (tree_values_to_profile): Call for determining indirect/virtual
18523 (tree_indirect_call_to_profile): New function
18524 (tree_ic_transform): New function
18525 (tree_ic): New function
18526 (find_func_by_pid): New function
18527 (init_pid_map): New function
18528 (tree_value_profile_transformations): Added check for
18529 indirect/virtual call transformation
18530 * value-prof.h (enum hist_type): New counter type for
18531 indirect/virtual calls
18532 (profile_hooks): Added new hook for profiling indirect/virtual
18534 * profile.c (instrument_values): New case for indirect/virtual
18536 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
18537 (GCOV_COUNTER_V_INDIR): New counter type
18538 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
18539 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
18541 * cgraph.c: Definition of cgraph_max_pid
18542 (cgraph_create_node): Default init of pid attribute
18543 * cgraph.h: Declaration of cgraph_max_pid
18544 (struct cgraph_node): Added pid attribute
18545 * libgcov.c (__gcov_indirect_call_profiler): New function
18546 (__gcov_one_value_profiler_body): New function
18547 (__gcov_one_value_profiler): Body was moved to
18548 __gcov_one_value_profiler_body and calls it
18550 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
18552 * doc/gty.texi (Options): Document the mark_hook option to GTY.
18553 * gengtype.c (write_types_data, write_func_for_structure,
18554 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
18555 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
18556 (walk_type, write_func_for_structure): Generate the mark_hook if
18559 2007-01-19 Jan Hubicka <jh@suse.cz>
18561 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
18562 'early' argument take inlining mode argument specifying whether to
18563 inline for size/speeed or all functions; add support for flattening;
18565 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
18567 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18570 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
18571 the name of the declared identifier.
18573 2007-01-19 Dirk Mueller <dmueller@suse.de>
18575 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
18576 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
18577 duplicate evaluation.
18579 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
18581 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
18582 Macroize expander using X87MODEF12 mode macro. Extend operand 1
18583 to XFMode, use acosxf2 and truncate result to requested mode.
18584 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
18585 (asin<mode>2): Similarly, with asin expanders.
18586 (*fscalexf4_i387): Rename from *fscalexf4.
18587 (expNcorexf3): New expander.
18588 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
18589 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
18590 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
18591 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
18592 patterns for SSE math.
18593 (exp10<mode>2): Similarly, with exp10 expanders.
18594 (exp2<mode>2): Similarly, with exp2 expanders.
18595 (expm1<mode>2): Similarly, with expm1 expanders.
18596 (ldexp<mode>3): Similarly, with ldexp expanders.
18597 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
18598 Use gen_truncxf<mode>2_i387_noop to truncate result.
18600 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18602 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
18603 for ColdFire targets.
18605 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
18606 Richard Sandiford <richard@codesourcery.com>
18608 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
18609 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
18610 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
18611 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
18612 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
18613 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
18615 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18617 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
18618 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
18619 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
18620 (*adddi_dilshr32_cf): New pattern.
18621 (adddi3, subdi3): Remove first alternatives.
18623 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18625 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
18626 implemented using move.l, do not use its cc result for floating-point
18629 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18631 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
18632 from accepting 's' constraints if flag_pic.
18634 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18636 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
18637 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
18638 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
18639 condition from TARGET_68881 to TARGET_HARD_FLOAT.
18641 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
18643 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
18644 ColdFire alternatives.
18645 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
18646 * config/m68k/m68k.md (clzsi2): Define for ColdFire
18647 architectures that support ff1 instruction.
18649 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18650 Julian Brown <julian@codesourcery.com>
18652 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
18653 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
18654 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
18657 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18659 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
18661 (output_move_const_into_data_reg, output_move_simode_const): Delete.
18662 * config/m68k/m68k.c (const_method, const_int_cost): Take a
18663 HOST_WIDE_INT instead of an rtx.
18664 (m68k_rtx_costs): Update call accordingly.
18665 (output_move_const_into_data_reg): Likewise. Fix formatting.
18666 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
18668 (output_move_simode_const): Update calls after above changes.
18669 Rework to use automatic variables and predicates like MEM_P.
18670 * config/m68k/m68k.md (pushexthisi_const): Update call to
18673 2007-01-19 Dirk Mueller <dmueller@suse.de>
18675 * tree-ssa-alias.c (perform_var_substitution): Fix typo
18676 in dump_flags test.
18678 2007-01-19 Richard Guenther <rguenther@suse.de>
18680 * builtins.c (expand_builtin_cexpi): Fall back to expanding
18681 via cexp in case sincos is not available.
18683 2007-01-19 Richard Guenther <rguenther@suse.de>
18685 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
18686 * defaults.h (TARGET_HAS_SINCOS): Default to off.
18687 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
18688 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
18689 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
18690 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
18691 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
18692 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
18694 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
18696 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
18698 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
18699 (atan2xf3): Directly generate RTL pattern.
18700 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
18701 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
18702 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18703 disable patterns for SSE math.
18704 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
18705 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
18706 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18707 disable patterns for SSE math.
18709 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
18711 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
18713 2007-01-18 Roger Sayle <roger@eyesopen.com>
18715 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
18716 VIEW_CONVERT_EXPR to the same type as it's operand.
18718 2007-01-18 David Edelsohn <edelsohn@gnu.org>
18720 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
18721 configured for long double 128.
18723 2007-01-18 Mike Stump <mrs@apple.com>
18725 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
18728 2007-01-18 Michael Meissner <michael.meissner@amd.com>
18730 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
18733 2007-01-18 Jan Hubicka <jh@suse.cz>
18735 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
18736 greater than NUM_VOP_FREE_BUCKETS.
18738 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
18740 * tree-ssa-structalias.c: Update comments.
18741 (ptabitmap_obstack): Removed.
18742 (pta_obstack): New.
18743 (oldpta_obstack): Ditto.
18744 (stats): Add a few members.
18745 (struct variable_info): Remove node, complex, address_taken, and
18746 indirect_target members. Add oldsolution member.
18747 (new_var_info): Do not initialize removed members.
18748 (constraint_expr_type): Remove INCLUDES.
18749 (constraint_graph): Add size, implicit_preds, rep,
18750 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
18751 (FIRST_REF_NODE): New macro.
18752 (LAST_REF_NODE): Ditto.
18753 (FIRST_ADDR_NODE): Ditto.
18754 (find): New function.
18756 (dump_constraint): Do not handle INCLUDES.
18757 (insert_into_complex): Do not insert duplicate constraints.
18758 (condense_varmap_nodes): Renamed and rewritten into ...
18759 (merge_node_constraints): This. Also fix bug in handling of
18760 offseted copy constraints.
18761 (clear_edges_for_node): No longer need to deal with preds at all,
18762 or removing associated preds/succs.
18763 (merge_graph_nodes): Deal with indirect_cycles.
18764 Don't deal with predecessors.
18765 (add_implicit_graph_edge): New function.
18766 (add_pred_graph_edge): Ditto.
18767 (add_graph_edge): Don't deal with predecessors.
18768 (build_constraint_graph): Removed.
18769 (build_pred_graph): New function.
18770 (build_succ_graph): Ditto.
18771 (struct scc_info): Removed in_component. Added roots, dfs, and
18772 node_mapping. Remove visited_index, unification_queue.
18773 (scc_visit): Deal with union-find we do now.
18774 Deal with cycles with REF nodes.
18775 (collapse_nodes): Renamed and rewritten to ...
18776 (unify_nodes): This.
18777 (process_unification_queue): Removed.
18778 (topo_visit): Cleanup
18779 (do_da_constraint): Use find.
18780 (do_sd_constraint): Ditto.
18781 (do_ds_constraint): Ditto.
18782 (do_complex_constraint): Ditto.
18783 (init_scc_info): Update for removed and added members.
18784 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
18785 (find_indirect_cycles): This.
18786 (equivalence_class): New variable.
18787 (label_visit): New function.
18788 (perform_variable_substitution): Rewritten.
18789 (free_var_substitution_info): New function.
18790 (find_equivalent_node): Ditto.
18791 (move_complex_constraints): Ditto.
18792 (eliminate_indirect_cycles): Ditto.
18793 (solve_graph): Only propagate changed bits.
18794 Use indirect cycle elimination.
18796 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
18797 (tree_id_eq): Renamed to ...
18798 (tree_vi_eq): This. Update for member change
18799 (insert_id_for_tree): Renamed and rewritten to ...
18800 (insert_vi_for_tree): This.
18801 (lookup_id_for_tree): Renamed and rewritten to ...
18802 (lookup_vi_for_tree): This.
18803 (get_id_for_tree): Renamed and rewritten to ...
18804 (get_vi_for_tree): Ditto.
18805 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
18806 (process_constraint): Don't handle INCLUDES.
18807 Remove special ADDRESSOF case.
18808 (find_func_aliases): Rewrite to use vi functions instead of id
18810 (create_function_info_for): Ditto.
18811 (create_variable_info_for): Ditto.
18812 (intra_create_variable_infos): Ditto.
18813 (merge_smts_into): Ditto.
18814 (find_what_p_points_to): Ditto.
18815 (init_base_vars): Ditto.
18816 (init_alias_vars): Ditto.
18817 (remove_preds_and_fake_succs): New function.
18818 (dump_sa_points_to_info): Dump new stats.
18819 (dump_solution_for_var): Use find.
18820 (set_used_smts): Fix formatting.
18821 (compute_points_to_sets): Updated for new functions.
18822 (ipa_pta_execute): Ditto.
18824 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18825 Richard Sandiford <richard@codesourcery.com>
18827 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
18829 * calls.c (expand_call): If the return value is a PARALLEL,
18830 extract its first member.
18831 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
18832 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
18833 use FUNCTION_EXTRA_EPILOGUE.
18834 (m68k_function_value): Return a PARALLEL if the return value
18835 is of a pointer type.
18836 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
18837 (FUNCTION_EXTRA_EPILOGUE): Remove.
18838 * config/m68k/m68k.md (D0_REG): New constant.
18840 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18842 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
18843 output a NOP for empty epilogues.
18845 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18847 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
18848 before function. Extend register save check to include all
18849 registers, not just integer ones.
18851 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18853 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
18854 (m68k_use_return_insn): ...this.
18855 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
18856 * config/m68k/m68k.c (use_return_insn): Rename to...
18857 (m68k_use_return_insn): ...this.
18858 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
18859 of USE_RETURN_INSN.
18861 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18863 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
18864 nearest even, fix denormal rounding overflow.
18866 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18868 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
18869 f%$smove and f%$move.
18870 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
18871 (extendsfdf2_cf): Use fdmove instead of f%&move.
18872 (truncdfsf2_cf): Use fsmove instead of f%$smove.
18873 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
18875 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18877 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
18880 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18882 * real.h (real_format): Add a canonical_nan_lsbs_set field.
18883 (coldfire_single_format): Declare.
18884 (coldfire_double_format): Likewise.
18885 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
18886 of qnan_msb_set to determine the lower bits of a canonical
18888 (encode_ieee_double): Likewise.
18889 (encode_ieee_quad): Likewise.
18890 (ieee_single_format): Initialize canonical_nan_lsbs_set.
18891 (mips_single_format): Likewise.
18892 (ieee_double_format): Likewise.
18893 (mips_double_format): Likewise.
18894 (ieee_extended_motorola_format): Likewise.
18895 (ieee_extended_intel_96_format): Likewise.
18896 (ieee_extended_intel_128_format): Likewise.
18897 (ieee_extended_intel_96_round_53_format): Likewise.
18898 (ibm_extended_format): Likewise.
18899 (mips_extended_format): Likewise.
18900 (ieee_quad_format): Likewise.
18901 (mips_quad_format): Likewise.
18902 (vax_f_format): Likewise.
18903 (vax_d_format): Likewise.
18904 (vax_g_format): Likewise.
18905 (i370_single_format): Likewise.
18906 (i370_double_format): Likewise.
18907 (decimal_single_format): Likewise.
18908 (decimal_double_format): Likewise.
18909 (decimal_quad_format): Likewise.
18910 (c4x_single_format): Likewise.
18911 (c4x_extended_format): Likewise.
18912 (real_internal_format): Likewise.
18913 (coldfire_single_format): New real_format.
18914 (coldfire_double_format): Likewise.
18915 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
18916 canonical_nan_lsbs_set.
18917 (pdp11_d_format): Likewise.
18918 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
18919 if TARGET_COLDFIRE_CPU.
18921 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18923 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
18924 (output_call, m68k_legitimize_call_address): Declare.
18925 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
18926 parenthesees. Add support for a 'W' constraint.
18927 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
18928 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
18929 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
18930 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
18932 (override_options): Initialize them. Do not set flag_no_function_cse
18933 for TARGET_ID_SHARED_LIBRARY.
18934 (m68k_output_pic_call): Delete.
18935 (m68k_legitimize_call_address): New function.
18936 (print_operand): Remove the %o prefix. Handle the %p prefix.
18937 (output_call): New function.
18938 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
18939 target address from the GOT if symbolic jumps are not allowed.
18940 * config/m68k/m68k.md (call, general_operand): Do not set
18941 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
18942 Merge separate flag_pic and !flag_pic define_insns into...
18943 (*call, *call_value): ...these new patterns. Match the address
18944 rather than the containing MEM and require it to be a call_operand.
18945 Use output_call to generate the asm template.
18946 * config/m68k/predicates.md (const_call_operand): New predicate.
18947 (call_operand): Likewise.
18949 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18951 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
18952 (STACK_GROWS_DOWNWARD): Define to 1.
18953 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
18954 comments, emphasizing that these values are only defaults.
18955 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
18956 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
18958 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18960 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
18962 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18963 Richard Sandiford <richard@codesourcery.com>
18965 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
18966 (FP_REGNO_P): New macros.
18967 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
18968 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
18969 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
18970 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
18972 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18974 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18975 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
18977 * config/m68k/t-floatlib: New file, extracting common code from...
18978 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
18979 * config/m68k/t-uclinux: Here.
18980 * config/m68k/fpgnulib.c: Do not compile extendeed precision
18981 routines on ColdFire targets.
18983 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18985 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18986 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
18987 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
18988 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
18989 explicitly set MOTOROLA to 1.
18990 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
18992 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18993 Nathan Sidwell <nathan@codesourcery.com>
18995 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
18996 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
18997 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
18998 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
18999 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
19000 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
19001 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
19002 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
19003 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
19004 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
19005 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
19006 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
19007 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
19008 (DBX_REGISTER_NUMBER): Delete.
19009 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
19010 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
19011 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
19013 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19015 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
19016 * config/flat.h: New file.
19017 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
19018 OBJECT_FORMAT_FLAT.
19019 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
19020 indirect references for -msep-data or -mid-shared-library.
19021 Do not use PC-relative code addresses either.
19022 * config/m68k/m68k.c (override_options): Restrict -fPIC error
19024 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
19025 for shared libraries and crt1.o for executables. Use crti.o and
19027 (ENDFILE_SPEC): Use crtend.o and crtn.o.
19028 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
19029 Do not add -elf2flt or -shared-lib-id options here.
19030 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
19031 Pass -shared-lib-id if -mid-shared-library, taking the library
19032 identifier from -mshared-library-id if given, otherwise
19034 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
19035 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
19036 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
19037 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
19038 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
19039 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
19041 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
19042 jump sequence for ISA A and ISA A+.
19043 (PICJUMP): Likewise.
19045 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19047 * config.gcc (m68k-*-uclinux*): Base the port on the common
19048 and m68k GNU/Linux files rather than on the generic ELF ones.
19049 * config/m68k/uclinux.h (TARGET_VERSION): Override.
19050 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
19052 2007-01-18 Julian Brown <julian@codesourcery.com>
19053 Richard Sandiford <richard@codesourcery.com>
19055 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
19056 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
19057 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
19059 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
19060 80 unconditionally.
19061 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
19063 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19065 * doc/install.texi: Document m68k-uclinuxoldabi.
19066 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
19067 * config/m68k/uclinux-oldabi.h: New file, copied from
19068 config/m68k/uclinux.h.
19070 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
19072 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
19073 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
19074 (m32r_compute_frame_size): Use unsigned for regno.
19075 (m32r_reload_lr): Use gen_frame_mem.
19077 (m32r_output_function_epilogue): Don't output the function epilogue
19079 (m32r_expand_epilogue): New.
19080 (direct_return): Return false if the function has the interrupt
19082 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
19083 * config/m32r/m32r.md (epilogue): New expander.
19084 (return_lr, return_rte): New insns.
19085 (return): Make it expander.
19086 (return_normal): New expander.
19088 2007-01-18 Josh Conner <jconner@apple.com>
19091 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
19092 support for UNLE, UNLT, UNGE, and UNGT.
19094 2007-01-18 Jan Hubicka <jh@suse.cz>
19096 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
19097 * tree-tailcall (add_virtual_phis): Likewise.
19098 (optimize_tail_call): Return TODOs.
19099 (execute_tail_calls): Return TODOs.
19100 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
19101 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
19103 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19104 Cleanup cfg using TODO.
19105 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
19106 * passes.c (execute_function_todo): When cleanup did something, remove
19108 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
19109 (make_edges): Don't cleanup_cfg.
19111 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
19113 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
19114 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
19115 operate on the top of stack.
19116 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
19117 register handling of instructions that output to the second
19119 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
19120 (move_for_stack_reg): Special-case check for dead destination
19121 stack slot for constant load of 1.0 inside UNSPEC_TAN.
19123 * config/i386/i386.md (UNSPEC_TAN): New constant.
19124 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
19125 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
19126 to correctly model move of constant 1.0 to top stack slot.
19127 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
19128 (unnamed peephole2 pattern): Remove corresponding peephole2
19129 pattern that optimizes tan insn and loading of constant 1.0.
19130 (tanxf2): Use fptanxf4_i387.
19131 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
19132 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
19133 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
19134 disable patterns for SSE math.
19135 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
19136 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
19138 2007-01-18 Dirk Mueller <dmueller@suse.de>
19139 Richard Guenther <rguenther@suse.de>
19142 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
19143 * common.opt (Warray-bounds): Add new warning option.
19144 * c-opts.c (c_common_handle_option): Define -Warray-bounds
19146 * Makefile.in: make tree-vrp.o depend on toplev.h
19147 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
19149 (check_array_refs, check_array_bounds, check_array_ref): New.
19151 2007-01-18 Jan Hubicka <jh@suse.cz>
19153 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
19154 (execute_ssa_ccp): Return flags conditionally.
19155 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
19157 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
19159 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
19161 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
19162 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
19164 * Makefile.c (GTFILES): Add cfglayout.h.
19165 * gengtype.c (open_base_files): Likewise.
19166 * cfglayout.c (cfg_layout_function_footer,
19167 cfg_layout_function_header) Reindent to make gengtype happy.
19168 * cfglayout.h (cfg_layout_function_footer,
19169 cfg_layout_function_header): Add GTY(()) marker.
19171 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
19173 2007-01-18 Ben Elliston <bje@au.ibm.com>
19175 * genautomata.c (write_automata): Include xstrerror output in the
19176 error message if writing the DFA description file fails.
19178 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
19180 * config/mips/mips-protos.h (mips_output_external): Make it
19182 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
19183 * config/mips/mips.c (irix_output_external_libcall): Likewise.
19184 (extern_list): Likewise.
19185 (extern_head): Likewise.
19186 (TARGET_ASM_FILE_END): Likewise.
19187 (mips_file_end): Likewise.
19188 (mips_output_external): Rewritten.
19190 2007-01-18 Ben Elliston <bje@au.ibm.com>
19192 * genpreds.c (write_insn_preds_c): Only write out the function
19193 body for regclass_for_constraint if we have register constraints.
19195 2007-01-17 Tom Tromey <tromey@redhat.com>
19197 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
19198 * doc/install.texi (Testing): Use sourceware.org.
19199 (Binaries): Likewise.
19200 (Specific): Likewise.
19201 * doc/contrib.texi (Contributors): Use sourceware.org.
19203 2007-01-17 Anatoly Sokolov <aesok@post.ru>
19205 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
19206 (AVR_ENHANCED): Rename to ...
19207 (AVR_HAVE_MUL): ... new.
19208 (avr_enhanced_p): Rename to ...
19209 (avr_have_mul_p): ... new.
19210 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
19211 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
19212 * config/avr/avr.c (avr_enhanced_p): Rename to ...
19213 (avr_have_mul_p): ... new.
19214 (base_arch_s): Rename 'enhanced' to 'have_mul'.
19215 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
19216 'avr_enhanced_p' and 'enhanced'.
19217 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
19218 AVR_HAVE_MUL instead of AVR_ENHANCED.
19219 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
19220 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
19221 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
19222 instead of AVR_ENHANCED.
19223 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
19224 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
19225 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
19227 2007-01-17 Ian Lance Taylor <iant@google.com>
19229 * vec.h (VEC_reserve_exact): Define.
19230 (vec_gc_p_reserve_exact): Declare.
19231 (vec_gc_o_reserve_exact): Declare.
19232 (vec_heap_p_reserve_exact): Declare.
19233 (vec_heap_o_reserve_exact): Declare.
19234 (VEC_OP (T,A,reserve_exact)): New static inline function, three
19236 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
19237 negative parameter.
19238 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
19239 (VEC_OP (T,A,copy)) [all versions]: Likewise.
19240 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
19241 * vec.c (calculate_allocation): Add exact parameter. Change all
19243 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
19244 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
19245 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
19246 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
19247 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
19248 (vec_heap_p_reserve_exact): New function.
19249 (vec_heap_o_reserve_exact): New function.
19251 2007-01-17 Jan Hubicka <jh@suse.cz>
19253 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
19255 2007-01-17 Eric Christopher <echristo@apple.com>
19257 * config.gcc: Support core2 processor.
19259 2007-01-16 Jan Hubicka <jh@suse.cz>
19261 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
19262 the names, just unlink the chain so we don't crash on dangling
19266 2007-01-16 Jan Hubicka <jh@suse.cz>
19268 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
19269 * tree-pass.h: Reorder to make IPA passes appear toegher.
19270 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
19272 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
19273 parameters, do not call early inliner.
19274 * ipa-inline.c: Update comments. Include tree-flow.h
19275 (cgraph_decide_inlining): Do not compute inlining parameters.
19276 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
19277 be called with function context set up.
19278 (pass_ipa_inline): Remove unreachable functions before pass.
19279 (cgraph_early_inlining): Simplify assuming to be called from the
19281 (pass_early_inline): New pass.
19282 (cgraph_gate_ipa_early_inlining): New gate.
19283 (pass_ipa_early_inline): Turn into simple wrapper.
19284 (compute_inline_parameters): New function.
19285 (gate_inline_passes): New gate.
19286 (pass_inline_parameters): New pass.
19287 (apply_inline): Move here from tree-optimize.c
19288 (pass_apply_inline): New pass.
19289 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
19291 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
19292 doing them by hand.
19293 (tree_function_versioning): Do not allocate dummy struct function.
19294 * tree-inline.h (optimize_inline_calls): Update prototype.
19295 * tree-optimize.c (execute_fixup_cfg): Export.
19296 (pass_fixup_cfg): Remove
19297 (tree_rest_of_compilation): Do not apply inlines.
19298 * tree-flow.h (execute_fixup_cfg): Declare.
19299 * Makefile.in (gt-passes.c): New.
19300 * passes.c: Include gt-passes.h
19301 (init_optimization_passes): New passes.
19302 (nnodes, order): New static vars.
19303 (do_per_function_toporder): New function.
19304 (execute_one_pass): Dump current pass here.
19305 (execute_ipa_pass_list): Don't dump current pass here.
19307 2007-01-16 Janis Johnson <janis187@us.ibm.com>
19309 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
19310 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
19312 2007-01-16 David Edelsohn <edelsohn@gnu.org>
19314 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
19315 (strong_alias): Define.
19316 (__gcc_qmul): Provide non-FMA for soft-float.
19317 (__gcc_qdiv): Same.
19322 (__gcc_qunord): New.
19332 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
19333 soft-float functions.
19334 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
19335 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
19336 about long double soft float.
19338 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
19339 Tehila Meyzels <tehila@il.ibm.com>
19341 * tree-vectorizer.h (is_pattern_stmt_p): New.
19342 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
19343 formatting (tabs instead of spaces). Cleanup and clarify setting
19344 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
19345 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
19346 (vectorizable_type_demotion): Check that types are integral.
19347 (vectorizable_type_promotion): Likewise.
19348 (vectorizable_store): Fix typo. Eliminate new-line at end of
19351 2007-01-16 Jan Hubicka <jh@suse.cz>
19353 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
19356 2007-01-15 Eric Christopher <echristo@apple.com>
19358 * ifcvt.c: Include vec.h, vecprim.h.
19359 (check_cond_move_block): New argument regs.
19360 Reorganize. Add registers used to regs.
19361 (cond_move_process_if_block): Use regs set above as
19364 2007-01-15 Eric Christopher <echristo@apple.com>
19366 * config/darwin.h: Update copyright.
19367 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
19368 (LINK_COMMAND_SPEC): Add -u.
19369 (LINK_SPEC): Fix umbrella for above.
19371 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
19373 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
19376 2007-01-15 Tom Tromey <tromey@redhat.com>
19378 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
19379 * doc/install.texi (Testing): Don't mention jacks.
19380 (Configuration): Document --enable-java-maintainer-mode. Move
19381 --with-java-home to libgcj-specific section. Document
19383 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
19385 2007-01-15 Jan Hubicka <jh@suse.cz>
19387 * tree-ssa-dce.c (DCE_TODOs): New.
19388 (propagate_necessity): Return if something changed.
19389 (eliminate_unnecessary_stmts): Likewise.
19390 (perform_tree_ssa_dce): Return TODO flags when needed.
19391 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
19393 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
19395 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
19396 (fyl2x_extend<mode>xf3_i387): New insn pattern.
19397 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
19398 patterns using X87MODEF12 mode macro. Extend operand 1
19399 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
19400 (log10<mode>2): Ditto.
19401 (log2<mode>2): Ditto.
19402 (log1p<mode>2): Ditto.
19403 (logb<mode>2): Ditto.
19404 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
19405 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
19406 (*fxtractxf3_i387): Rename from *fxtractxf3.
19407 (fxtract_extend<mode>xf3_i387): New insn pattern.
19408 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
19409 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
19410 and gen_fyl2xxf3_i387().
19412 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
19414 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
19415 * cfgloopmanip.c (fix_loop_placement): Made static. Use
19416 get_loop_exit_edges. Changed return type to bool.
19417 * cfgloop.h (fix_loop_placement): Declaration removed.
19419 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
19421 * param.h (MIN_VECT_LOOP_BOUND): New.
19422 * params.def (MIN_VECT_LOOP_BOUND): New.
19423 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
19424 argument - minimum threshold for number of iterations.
19425 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
19426 argument to declaration.
19427 * tree-vect-analyze.c (vect_analyze_operations): Check value of
19428 MIN_VECT_LOOP_BOUND.
19429 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
19430 slpeel_tree_peel_loop_to_edge with additional argument.
19431 (vect_do_peeling_for_alignment): Likewise.
19432 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
19434 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
19437 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
19438 operands of size 1.
19440 2007-01-14 Jan Hubicka <jh@suse.cz>
19442 * tree-dfa.c (remove_referenced_var): New function.
19443 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
19444 prune referenced vars list too.
19445 * tree-flow.h (remove_referenced_var): Declare.
19447 2007-01-14 Jan Hubicka <jh@suse.cz>
19449 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
19451 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
19452 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
19453 * except.h (verify_eh_throw_table_statements): Kill prototype.
19454 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
19455 into call exrepssions.
19456 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
19458 * tree-cfg.c: Include pointer-set.h.
19459 (verify_node_sharing): Work on pointer set.
19460 (verify_eh_throw_stmt_node): New.
19461 (verify_stmts): Use pointers sets, verify throw_stmt.
19463 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
19465 * ipa-reference.c (analyze_function): Consider also addresses taken
19468 2007-01-12 Roger Sayle <roger@eyesopen.com>
19470 * c-typeck.c (null_pointer_constant_p): Replace use of
19471 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19472 (build_c_cast): Likewise.
19474 2007-01-12 Roger Sayle <roger@eyesopen.com>
19476 * tree.h (force_fit_type_double): Remove unused final argument.
19477 * c-common.c (constant_expression_warning): Replace use of
19478 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19479 (convert_and_check): Likewise.
19480 (shorten_compare): Update call to force_fit_type_double.
19481 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
19482 * convert.c (convert_to_pointer): Update call to
19483 force_fit_type_double.
19484 * fold-const.c (force_fit_type_double): Remove overflowed_const
19486 (int_const_binop, fold_convert_const_int_from_int,
19487 fold_convert_const_int_from_real, fold_div_compare,
19488 fold_sign_changed_comparison, fold_unary, fold_negate_const,
19489 fold_abs_const, fold_not_const): Remove the final argument from
19490 calls to force_fit_type_double.
19492 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
19494 * configure.ac: Set insn to "nop" for spu-*-* also.
19495 * configure: Regenerate.
19497 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
19499 * builtins.def : Add BUILT_IN_FREE.
19501 2007-01-12 Jan Hubicka <jh@suse.cz>
19503 PR tree-optimization/30443
19504 * tree-inline.c (tree_function_versioning): Do not optimize when
19505 cloning for inlining.
19507 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
19509 * doc/loop.texi: Document recording of loop exits.
19510 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
19511 (update_single_exits_after_duplication,
19512 update_single_exit_for_duplicated_loop,
19513 update_single_exit_for_duplicated_loops): Removed.
19514 (duplicate_loop_to_header_edge): Do not call
19515 update_single_exits_after_duplication and
19516 update_single_exit_for_duplicated_loops.
19517 (loop_version): Do not update single_exit information.
19518 (fix_loop_structure): Use record_loop_exits instead of
19519 mark_single_exit_loops.
19520 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
19521 the lists of loop exits.
19522 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
19523 split_edge, merge_blocks): Update the lists of loop exits.
19524 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
19525 loop_optimizer_init.
19526 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
19527 of mark_single_exit_loops.
19528 (loop_optimizer_finalize): Call release_recorded_exits.
19529 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
19530 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
19531 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
19532 update single exit information.
19533 * lambda-code.c (perfect_nestify): Ditto.
19534 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
19535 (mark_single_exit_loops): Removed.
19536 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
19537 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
19538 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
19540 (get_loop_exit_edges, single_exit): Use recorded exit lists.
19541 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
19542 (verify_loop_structure): Verify consistency of the exit lists.
19543 (flow_loops_find): Use alloc_loop. Initialize exits hash.
19544 (set_single_exit): Removed.
19545 * cfgloop.h (struct loop_exit): New function.
19546 (struct loop): single_exit_ field replaced by exits field.
19547 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
19548 LOOPS_HAVE_RECORDED_EXITS.
19549 (struct loops): Added exits hash.
19550 (mark_single_exit_loops, set_single_exit): Declaration removed.
19551 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
19553 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19555 * doc/invoke.texi: Avoid use of @headitem.
19557 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19559 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
19561 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19563 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
19566 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19567 Richard Sandiford <richard@codesourcery.com>
19569 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
19570 * config/m68k/m68k.opt: Resort options.
19571 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
19573 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19574 Richard Sandiford <richard@codesourcery.com>
19576 * doc/invoke.texi: Document the macros that are defined by
19577 m68k's -mtune and -mhard-float options.
19578 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
19579 (m68k_cpp_cpu_family): Likewise.
19580 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
19581 of __ucfv*__ macros. Define __mcffpu__ if generating code for
19582 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
19583 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
19584 (m68k_cpp_cpu_family): Likewise.
19586 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19588 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
19589 macros besides mc68000 as tuning macros. Use a switch statement
19590 to set them and mcpu32.
19592 2007-01-12 Julian Brown <julian@codesourcery.com>
19594 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
19595 (TARGET_68040_ONLY): Rename to...
19596 (TARGET_68040): ...this.
19597 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
19598 * config/m68k/m68k.md: Likewise.
19600 2007-01-12 Julian Brown <julian@codesourcery.com>
19601 Nathan Sidwell <nathan@codesourcery.com>
19602 Richard Sandiford <richard@codesourcery.com>
19604 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
19605 the -mcpu= argument associated with the --with-cpu setting.
19606 Define M68K_DEFAULT_TUNE to the default -mtune= option,
19607 if different from the one implied by the -mcpu setting.
19608 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
19609 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
19610 * doc/invoke.texi: Mention ColdFire in the introduction to the
19611 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
19612 -mno-div and -mhard-float options. Make -m68881 a synonym for
19613 -mhard-float. Document the previously-undocumented -m5206e,
19614 -m528x, -m5307 and -m5407 options. Tweak the existing option
19615 documentation for consistency.
19616 * doc/install.texi: Mention new --with-cpu arguments.
19617 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
19618 default CPU if neither -mcpu nor -march are specified.
19619 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
19620 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
19621 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
19622 using m68k_tune to decide between families that implement the
19623 same ISA. Use m68k_tune to set __mcfv4e__.
19624 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
19625 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
19626 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
19627 (FL_ISA_C, FL_ISA_MMU): New macros.
19628 (MASK_COLDFIRE): Delete.
19629 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
19630 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
19631 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
19632 (TARGET_HARD_FLOAT): Do not define here.
19633 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
19634 (TUNE_68000): New macro.
19635 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
19636 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
19637 (TUNE_CFV2): Redefine in terms of m68k_tune.
19638 (uarch_type, target_device, fpu_type): New enums.
19639 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
19640 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
19641 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
19642 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
19643 (FL_FOR_isa_c): New macros.
19644 (m68k_isa): New enum.
19645 (m68k_target_selection): New structure.
19646 (all_devices, all_isas, all_microarchs): New tables.
19647 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
19648 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
19649 (MASK_ALL_CPU_BITS): Delete.
19650 (m68k_find_selection): New function.
19651 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
19652 Map the legacy target options to a combination of the new ones.
19653 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
19654 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
19655 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
19657 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
19658 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
19660 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
19661 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
19662 * config/m68k/m68k-devices.def: New file.
19664 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19665 Nathan Sidwell <nathan@codesourcery.com>
19667 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
19668 (SUBTARGET_EXTRA_SPECS): New macros.
19669 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
19670 use %(asm_cpu_spec) instead.
19671 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
19672 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
19673 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
19674 (EXTRA_SPECS): Rename to...
19675 (SUBTARGET_EXTRA_SPECS): ...this.
19677 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19678 Richard Sandiford <richard@codesourcery.com>
19679 Julian Brown <julian@codesourcery.com>
19681 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
19682 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
19683 to the configuration's default CPU.
19684 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
19685 Remove default masks.
19686 (m680[012]0-*-*): Set the default with_cpu to the first part of
19688 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
19689 (m68k*-*-linux): Extend the --with-cpu handling to...
19690 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
19691 and m68010. Don't set target_cpu_default2.
19692 * doc/install.texi: Document --with-cpu for m68k.
19693 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
19694 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
19695 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
19696 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
19697 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
19698 (ASM_SPEC): Remove use of %(asm_cpu_default).
19699 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
19700 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
19701 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
19702 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
19703 __HAVE_FPU__ if TARGET_HARD_FLOAT.
19704 (TARGET_DEFAULT): Delete.
19705 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
19706 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
19707 (CPP_CPU_SPEC): Delete.
19708 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
19709 the appropriate string.
19710 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
19711 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
19712 (ASM_SPEC): Don't use %(asm_default_spec).
19713 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
19714 TARGET_DEFAULT and add MASK_68881.
19715 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
19717 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19719 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
19720 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
19721 MASK_68010 alongside MASK_68020.
19722 * doc/invoke.texi: Document -m68010.
19723 * config/m68k/m68k.opt (m68010): New.
19724 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
19726 (TUNE_68010): New macro.
19727 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
19728 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
19729 (M68K_CPU_m68332): Add MASK_68010.
19730 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
19731 fallback definition.
19732 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
19734 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
19735 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
19736 to all entries that use MASK_68020.
19737 (output_move_simode_const, output_move_himode, output_move_qimode)
19738 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
19739 instead of TARGET_68020 to select clr behavior. Remove comment
19740 about there being no TARGET_68010.
19741 * config/m68k/m68k.md: Likewise throughout.
19743 2007-01-12 Julian Brown <julian@codesourcery.com>
19745 * config/m68k/m68k.h (TARGET_ISAB): New macro.
19746 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
19747 * config/m68k/m68k.md: Likewise.
19749 2007-01-12 Julian Brown <julian@codesourcery.com>
19751 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
19752 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
19754 2007-01-12 Julian Brown <julian@codesourcery.com>
19756 * config/m68k/m68k.h (TUNE_68040_60): New macro.
19757 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
19758 * config/m68k/m68k.md: Likewise.
19760 2007-01-12 Julian Brown <julian@codesourcery.com>
19761 Richard Sandiford <richard@codesourcery.com>
19763 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
19764 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
19765 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
19767 (TARGET_CPU32): Rename to...
19768 (TUNE_CPU32): ...this.
19769 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
19770 (TUNE_CFV2): New macros.
19771 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
19772 remove conditions that are implied by TARGET_68020.
19773 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
19774 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
19775 (m68k_output_function_epilogue): Likewise.
19776 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
19777 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
19778 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
19779 non-68000 timings. Refactor multiplication and division costs.
19780 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
19781 TUNE_CPU32 instead of TARGET_CPU32.
19782 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
19783 and TUNE_68060 instead of TARGET_68060.
19784 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
19785 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
19787 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
19788 && !TARGET_COLDFIRE" to choose between moveq and clr.
19789 Likewise in the unnamed movsf pattern.
19790 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
19791 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
19794 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19796 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
19797 of tabbing before backslashes.
19799 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19801 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
19802 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
19803 (ASM_OUTPUT_INTERNAL_LABEL): Define.
19805 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19807 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
19808 find_interesting_uses_cond.
19809 (find_interesting_uses_cond): Use extract_cond_operands.
19810 (rewrite_use_compare): Use extract_cond_operands and
19811 force_gimple_operand_bsi. Do not call update_stmt.
19812 (determine_use_iv_cost_condition): Use extract_cond_operands.
19813 Return cheaper of using original bound and changing the exit bound.
19815 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19817 PR tree-optimization/29516
19818 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
19819 most_expensive_mult_to_index, addr_to_parts,
19820 create_mem_ref, maybe_fold_tmr): Make the type of
19821 fields of TARGET_MEM_REF sizetype.
19822 (move_fixed_address_to_symbol, move_pointer_to_base):
19824 * tree.def (TARGET_MEM_REF): Add comment on types of
19827 2007-01-11 Joseph Myers <joseph@codesourcery.com>
19829 * c-common.c (vector_types_convertible_p): Treat opaque types as
19830 always convertible if they have the same size, but not otherwise.
19832 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
19834 * ifcvt.c (struct noce_if_info): Add comments to the fields.
19835 Remove the b_unconditional field.
19836 (noce_try_sign_mask): Do not look at b_unconditional.
19837 (noce_process_if_block): Do not use merge_if_blocks. Update
19838 the CFG here. Do not set b_unconditional.
19839 (cond_move_process_if_block): Likewise.
19840 (find_cond_trap): Likewise.
19841 (check_cond_move_block): Require simple jump insns at the end
19842 of the basic block.
19844 2007-01-11 Jan Hubicka <jh@suse.cz>
19846 PR tree-optimization/1046
19847 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
19848 when alias info is not ready.
19849 (pass_tail_recursion): Do not require aliasing.
19850 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
19851 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
19852 * tree-ssa-copy.c (pass_copy_prop): Likewise.
19853 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
19854 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
19855 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
19856 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
19858 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
19859 When aliasing is not build, mark statement as volatile.
19861 2007-01-11 Tom Tromey <tromey@redhat.com>
19863 PR preprocessor/15185, PR preprocessor/20989:
19864 * doc/cppopts.texi <-MT>: Update description of algorithm for
19865 computing default target.
19866 <-M, -MD>: Reword "basename" text.
19868 2007-01-11 Roger Sayle <roger@eyesopen.com>
19870 * builtins.c (expand_builtin_pow, expand_builtin_powi,
19871 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
19872 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
19873 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
19874 fold_builtin_bswap, real_constp, fold_builtin_pow,
19875 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
19876 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
19877 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19878 * convert.c (convert_to_pointer): Likewise.
19879 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19880 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
19881 const_binop, fold_convert_const_int_from_int,
19882 fold_convert_const_int_from_real,
19883 fold_convert_const_real_from_real, sign_bit_p,
19884 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
19885 fold_sign_changed_comparison, fold_unary, fold_comparison,
19886 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
19887 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
19888 * print-tree.c (print_node_brief, print_node): Likewise.
19889 * stor-layout.c (place_field, layout_type): Likewise.
19890 * tree-chrec.c (keep_cast): Likewise.
19891 * tree.c (build_vector, build_real, build_real_from_int_cst,
19892 build_complex): Likewise.
19894 2007-01-11 Roger Sayle <roger@eyesopen.com>
19896 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
19897 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
19899 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
19901 * configure.ac (strict1_warn): Rename to strict_warn.
19902 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
19903 cc_set_by_configure, quoted_cc_set_by_configure,
19904 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
19905 all_boot_languages, all_stagestuff): Remove.
19906 (target_list): Remove bootstrap targets.
19907 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
19908 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
19909 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
19910 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
19911 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
19912 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
19913 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
19914 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
19915 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
19916 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
19917 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
19918 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
19919 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
19920 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
19921 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
19922 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
19923 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
19924 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
19925 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
19926 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
19927 (mostlyclean): Adjust.
19928 (clean, distclean): Don't mention bootstrap stuff.
19929 * configure: Regenerate.
19930 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
19931 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
19932 treelang/config-lang.in (stagestuff): Remove.
19933 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
19934 stageprofile, stagefeedback, stagestuff): Remove mention.
19936 2007-01-11 Nick Clifton <nickc@redhat.com>
19938 * config/mcore/predicates.md (mcore_general_movesrc_operand):
19940 (mcore_general_movdst_operand): Do not accept CONST_INTs.
19941 (mcore_arith_K_S_operand): Run the test for the S constraint not
19942 the test for the M constraint.
19943 (mcore_addsub_operand): Do not accept integer values that are
19944 larger than 32 bits.
19945 * config/mcore/mcore.md: Remove unused constraints from split.
19946 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
19947 (addsi3): Likewise.
19948 (allocate_stack): Likewise.
19949 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
19950 operands to 32 bits.
19951 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
19953 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
19954 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
19955 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
19956 mcore_output_bclri, mcore_output_andn, output_inline_const,
19957 mcore_output_move, mcore_output_movedouble): Likewise.
19958 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
19959 (output_inline_const): Likewise.
19960 (output_inline_const): Fix format strings used in sprintf
19962 * config/mcore/mcore-protos.h: Update prototypes for changed
19963 functions in mcore.c.
19964 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
19965 HOST_WIDE_INT and not int.
19966 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
19967 CONST_OK_FOR_N): Likewise.
19968 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
19969 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
19972 2007-01-10 Jan Hubicka <jh@suse.cz>
19974 * tree-vrp.c (remove_range_assertions): Release defs.
19975 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
19976 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
19978 2007-01-10 Paul Brook <paul@codesourcery.com>
19980 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
19981 * config/arm/arm.md (mulsi3subsi): New insn.
19983 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
19985 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
19986 (tree_transform_and_unroll_loop): New.
19987 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
19990 2007-01-10 Robert Kennedy <jimbob@google.com>
19992 * fold-const.c (fold_comparison): Fold comparisons like (x *
19993 1000 < 0) to (x < 0).
19995 2007-01-10 Ian Lance Taylor <iant@google.com>
19997 * tree-pretty-print.c (dump_generic_node): Print parentheses when
19998 operands have the same priority.
20000 2007-01-10 Tom Tromey <tromey@redhat.com>
20002 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
20003 (fold_binary): Likewise.
20004 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
20005 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
20006 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
20007 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
20008 * langhooks.h (struct lang_hooks): Removed field
20009 'can_use_bit_fields_p'.
20011 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
20013 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
20015 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
20017 * function.c (get_last_funcdef_no): New function.
20018 * function.h (get_last_funcdef_no): Declare.
20019 * tree-inline.c (initialize_cfun): Add initialization.
20020 (tree_function_versioning): Cleanup.
20022 2007-01-10 Jan Hubicka <jh@suse.cz>
20024 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
20027 2007-01-10 Sa Liu <saliu@de.ibm.com>
20028 Ben Elliston <bje@au.ibm.com>
20030 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
20031 for SAVE_NONLOCAL and Pmode for any other save level.
20032 * spu-protos.h (spu_restore_stack_block): Declare.
20033 * spu.md (save_stack_block): Remove.
20034 (restore_stack_block): Call spu_restore_stack_block.
20035 * spu.c (spu_restore_stack_block): New function.
20036 (spu_expand_epilogue): Remove old comment.
20038 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
20040 PR tree-optimization/30322
20041 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
20042 (cand_value_at): Return the value as aff_tree.
20043 (may_eliminate_iv): Convert the bound from aff_tree to tree.
20044 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
20045 aff_combination_mult): New functions.
20046 (aff_combination_add): Use aff_combination_add_cst.
20047 (aff_combination_convert): Allow conversions to a wider type.
20048 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
20049 * tree-affine.h (aff_combination_mult): Declare.
20051 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
20053 * doc/tm.texi: Update documentation to reflect reality of exec
20054 and start file search behaviours. Update copyright year.
20055 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
20056 header file directories.
20058 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
20060 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
20061 (*cosxf2): Rename to cosxf2_i387.
20062 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
20063 using X87MODEF12 mode macro. Rename patterns to
20064 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
20066 (*cosdf2, *cossf2): Ditto.
20067 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
20068 to match extended input operands.
20069 (sincos<mode>3): New expander.
20070 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
20071 insn patterns and corresponding splitters.
20073 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
20075 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
20076 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
20078 2007-01-09 Nicolas Pitre <nico@cam.org>
20081 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
20083 2007-01-08 Geoffrey Keating <geoffk@apple.com>
20085 * target.h (struct gcc_target): New field library_rtti_comdat.
20086 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
20087 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
20088 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
20089 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
20091 2007-01-08 Geoffrey Keating <geoffk@apple.com>
20093 * doc/invoke.texi (Optimize Options): Correct description of -O0.
20095 2007-01-08 Richard Guenther <rguenther@suse.de>
20097 * tree.h (force_fit_type_double): Export.
20098 (force_fit_type): Remove.
20099 * fold-const.c (force_fit_type_double): New function.
20100 (force_fit_type): Remove.
20101 (int_const_binop): Use it.
20102 (fold_convert_const_int_from_int): Likewise.
20103 (fold_convert_const_int_from_real): Likewise.
20104 (fold_div_compare): Likewise.
20105 (fold_sign_changed_comparison): Likewise.
20106 (fold_unary): Likewise.
20107 (fold_negate_const): Likewise.
20108 (fold_abs_const): Likewise.
20109 (fold_not_const): Likewise.
20110 * c-common.c (shorten_compare): Use force_fit_type_double.
20111 * convert.c (convert_to_pointer): Likewise.
20113 2007-01-08 Richard Guenther <rguenther@suse.de>
20115 * tree.h (build_int_cst_wide_type): Export.
20116 * tree.c (build_int_cst_wide_type): New function.
20117 (build_int_cst_wide): Fix comment.
20118 * builtins.c (fold_builtin_object_size): Use build_int_cst
20119 to build -1 or 0 of the correct type. Use fit_double_type
20120 to check for overflow.
20121 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
20123 (decode_field_reference): Likewise.
20124 (all_ones_mask_p): Likewise.
20125 (native_interpret_int): Use build_int_cst_wide_type.
20126 (fold_binary): Use build_int_cst_type to build an all-ones
20128 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
20130 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
20132 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
20134 2007-01-09 Ben Elliston <bje@au.ibm.com>
20136 * genautomata.c (STATS_OPTION): New option.
20137 (stats_flag): New flag.
20138 (gen_automata_option): Handle it.
20139 (initiate_automaton_gen): Ditto.
20140 (write_automata): Output statistics only if stats_flag is
20141 set. Likewise, output time statistics only if time_flag is set.
20142 * doc/md.texi (Processor pipeline description): Document new flag.
20144 2007-01-08 Richard Guenther <rguenther@suse.de>
20146 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
20147 * tree.c (build_int_cst_type): Likewise.
20148 (size_in_bytes): Don't call force_fit_type on the result.
20149 (int_fits_type_p): Use fit_double_type.
20150 * fold-const.c (fit_double_type): New function.
20151 (force_fit_type): Use it.
20152 * tree.h (fit_double_type): Export.
20154 2007-01-08 Jan Hubicka <jh@suse.cz>
20156 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
20157 * ipa.c (function_and_variable_visibility): Fix return type.
20159 2007-01-08 Richard Guenther <rguenther@suse.de>
20161 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
20162 of offset to build the index.
20163 * tree-pretty-print.c (dump_generic_node): Don't build negated
20164 const just for printing.
20165 * c-pretty-print.c (pp_c_integer_constant): Likewise.
20166 * builtins.c (fold_builtin_int_roundingfn): Check if result
20167 fits the type by using force_fit_type and comparing the result.
20168 * predict.c (predict_loops): Use compare_tree_int for comparison.
20169 * tree.c (build_int_cst): Fall back to integer_type_node for
20171 (build_int_cst_wide): Assert type is non-null.
20173 2007-01-08 Roberto Costa <roberto.costa@st.com>
20175 * tree-vrp.c (extract_range_from_cond_expr): New.
20176 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
20177 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
20179 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
20180 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
20181 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
20182 used as expressions.
20183 * tree-object-size.c (cond_expr_object_size): New.
20184 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
20186 2007-01-08 Jan Hubicka <jh@suse.cz>
20188 * tree-ssa-forwprop.c (forward_propagate_into_cond,
20189 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
20192 2007-01-08 Richard Guenther <rguenther@suse.de>
20194 PR tree-optimization/23603
20195 * tree-vrp.c (set_value_range_to_truthvalue): New function.
20196 (extract_range_from_binary): Fall back to truthvalue instead of
20197 varying for TRUTH_*_EXPR.
20198 (extract_range_from_comparison): Fall back to truthvalue instead of
20200 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
20201 if all visited PHI values were constant.
20203 2007-01-08 Jan Hubicka <jh@suse.cz>
20205 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
20206 (cgraph_analyze_function): break out from ...
20207 (cgraph_finalize_compilation_unit): ... here.
20208 (cgraph_expand_function): Remove forgoten commented out line.
20209 (cgraph_optimize): Analyze functions.
20211 2007-01-08 Jan Hubicka <jh@suse.cz>
20213 * tree-pas.h (TODO_remove_function): New flag.
20214 (TODO_update*): Renumber.
20215 (pass_ipa_increase_alignment,
20216 pass_ipa_function_and_variable_visibility): New passes.
20217 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
20218 (cgraph_function_and_variable_visibility): Move to ipa.c
20219 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
20220 cgraph_increase_alignment.
20221 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
20222 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
20223 calling tree-inline.
20224 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
20225 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
20226 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
20227 (gate_increase_alignment): New function.
20228 (pass_ipa_increase_alignment): New pass.
20229 * ipa.c: Inline tree-pass.h and timevar.h
20230 (function_and_variable_visibility): Move here from cgraphunit.c
20231 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
20232 * passes.c (init_optimization_passes): Add the two new passes.
20233 (execute_todo): Handle cgraph_remove_functions.
20235 2007-01-08 Nick Clifton <nickc@redhat.com>
20237 * config/frv/predicates.md (reg_or_0_operand): Accept
20240 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
20242 * config/bfin/rtems.h, config/bfin/t-rtems: New.
20243 * config.gcc: Add bfin*-rtems*.
20245 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
20247 * c.opt: Add -flax-vector-conversions.
20248 * c-typeck.c (convert_for_assignment): Pass flag to
20249 vector_types_convertible_p to allow emission of note.
20250 (digest_init): Likewise.
20251 * c-opts.c: Handle -flax-vector-conversions.
20252 * c-common.c (flag_lax_vector_conversions): New.
20253 (vector_types_convertible_p): Unless -flax-vector conversions
20254 has been passed, disallow conversions between vectors with
20255 differing numbers of subparts and/or element types. If such
20256 a conversion is disallowed, possibly emit a note on the first
20257 occasion only to inform the user of -flax-vector-conversions.
20258 The new last argument specifies this.
20259 * c-common.h (flag_lax_vector_conversions): New.
20260 (vector_types_convertible_p): Add extra argument.
20261 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
20262 char_type_node for V*QI type vectors.
20263 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
20264 Update to satisfy new typechecking rules.
20265 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
20266 C and C++ variants.
20267 * doc/invoke.texi (C Dialect Options): Document
20268 -flax-vector-conversions.
20270 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
20272 PR tree-optimization/29877
20273 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
20274 a register variable on the RHS to not be replaceable.
20276 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
20277 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
20278 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
20279 const_simm15, const_pow2, const_npow2): Added.
20280 * config/score/misc.md (insv, extv, extzv, movmemsi,
20281 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
20282 * config/score/score.c (score_address_cost, score_select_cc_mode):
20284 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
20285 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
20286 Update score_print_operand.
20287 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
20288 Adjust register allocate order and update some macro define.
20289 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
20290 mdx_block_move_straight, mdx_block_move_loop_head,
20291 mdx_block_move_loop_body, mdx_block_move_loop_foot,
20292 mdx_block_move_loop, mdx_block_move): Added.
20293 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
20294 mdp_limm): Updated and fix some bug and typo.
20295 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
20296 (movsf, movdf, doloop_end): Added.
20298 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
20300 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
20301 config/arm/thumb2.md: Fix comment typos.
20302 * doc/extend.texi: Fix a typo.
20304 2007-01-07 Eric Christopher <echristo@apple.com>
20306 * configure.ac: Check for __stack_chk_fail for darwin.
20307 * configure: Regenerate.
20309 2007-01-07 Richard Guenther <rguenther@suse.de>
20311 * tree-vrp.c (extract_range_from_assert): CSE calls to
20312 compare_values where possible.
20313 (extract_range_from_unary_expr): Likewise.
20315 2007-01-07 Anatoly Sokolov <aesok@post.ru>
20317 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
20318 * config/avr/avr.c (call_insn_operand): Delete function.
20319 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
20320 instead of register number. Use predicates.
20321 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
20322 call_insn_operand): Add.
20324 2007-01-06 Jan Hubicka <jh@suse.cz>
20326 * tree-pass.h (pass_build_cgraph_edges): Declare.
20327 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
20328 (visited_nodes): Remove.
20329 (cgraph_create_edges): Move to cgraphbuild.c; rename to
20330 build_cgrpah_edges; make visited_nodes local.
20331 (cgraph_process_new_functions): DO not call initialize_inline_failed.
20332 (record_references_in_initializer): Move to cgraphbuild.c
20333 (initialize_inline_failed, rebuild_cgraph_edges,
20334 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
20335 (verify_cgraph_node): Make visited_nodes local.
20336 (cgraph_analyze_function): Do not call cgraph_create_edges and
20337 initialize_inline_failed.
20338 (cgraph_expand_function): Do not call cgraph_lower_function;
20339 assert that function is already lowered.
20340 * Makefile.in (cgraphbuild.o): New.
20341 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
20342 at the end of lowering passes.
20344 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
20346 * ifcvt.c (cond_move_convert_if_block): New function, code
20347 factored out from...
20348 (cond_move_process_if_block): ...here. Call the new function
20349 on the THEN and ELSE blocks.
20350 (merge_if_block): Do not copy global_live_at_end, merge_blocks
20351 already takes care of this.
20353 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20356 * tree.h (TREE_OVERFLOW_P): New.
20357 * c-typeck.c (parser_build_unary_op): Warn only if result
20358 overflowed and operands did not.
20359 (parser_build_binary_op): Likewise.
20360 (convert_for_assignment): Remove redundant overflow_warning.
20361 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
20363 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20365 * c-typeck.c (store_init_value): Split over two lines to follow
20366 the GNU coding style.
20368 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
20370 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
20371 __GXX_EXPERIMENTAL_CXX0X__.
20372 * doc/cpp.texi: Same.
20374 2007-01-05 Richard Guenther <rguenther@suse.de>
20376 PR middle-end/27826
20377 * tree.c (get_narrower): Do not construct COMPONENT_REFs
20378 with mismatched types. Instead explicitly build a
20379 conversion NOP_EXPR.
20381 2007-01-05 Ian Lance Taylor <iant@google.com>
20383 * c-common.c (decl_with_nonnull_addr_p): New function.
20384 (c_common_truthvalue_conversion): Call it.
20385 * c-typeck.c (build_binary_op): Likewise.
20386 * c-common.h (decl_with_nonnull_addr_p): Declare.
20388 2007-01-05 Jakub Jelinek <jakub@redhat.com>
20391 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
20394 2007-01-05 Joel Brobecker <brobecker@adacore.com>
20396 * doc/install.texi (Final install): Document the fact that
20397 the GNAT runtime should not be stripped.
20399 2007-01-04 Jan Hubicka <jh@suse.cz>
20401 * tree-inline.c (fold_marked_statements): Update operand caches
20402 and EH after folding
20404 2007-01-04 Ian Lance Taylor <iant@google.com>
20406 * c-common.c (check_function_nonnull): Whitespace fix.
20408 2007-01-04 Jan Hubicka <jh@suse.cz>
20410 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
20411 comitted older version of patch.
20412 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
20413 function, celanup cfg and collect garbage.
20415 2007-01-04 Mike Stump <mrs@apple.com>
20417 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
20420 2007-01-04 Eric Christopher <echristo@apple.com>
20422 * libgcc2.c (__bswapsi2): Use SItype.
20423 (__bswapdi2): Use DItype.
20424 * libgcc2.h: Update for above.
20426 2007-01-04 Paul Brook <paul@codesourcery.com>
20428 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
20429 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
20430 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
20431 umulsidi3, umulsidi3adddi, smulsi3_highpart,
20432 umulsi3_highpart): Make conditional on !arm_arch6.
20433 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
20434 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
20435 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
20436 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
20437 umulsi3_highpart_v6): New insns.
20439 2007-01-04 Roger Sayle <roger@eyesopen.com>
20441 * fold-const.c (fold_convert): When casting an expression to void,
20442 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
20443 have a type. Instead of attempting to build a NOP_EXPR, return
20444 these "special" trees directly.
20446 2007-01-04 Joseph Myers <joseph@codesourcery.com>
20448 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
20449 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
20450 rs6000_cost->fp not 0 as adjustment for outer NEG.
20452 2007-01-04 Jan Hubicka <jh@suse.cz>
20454 * cgraph.c (cgraph_release_function_body): New function.
20455 (cgraph_remove_node): Use it.
20456 * cgraph.h (cgraph_release_function_body): Declare.
20457 * cgraphunit.c (cgraph_expand_function): Use it.
20458 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
20459 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
20460 is initialized and while compilation of other function is running.
20461 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
20462 statement CFG annotations from here to ...
20463 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
20465 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
20467 * cfgloop.h (enum li_flags): Make the constants powers of two.
20469 2007-01-04 Jan Hubicka <jh@suse.cz>
20471 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
20473 (fold_marked_statements): New function.
20474 (optimize_inline_calls, tree_function_versioning): Fold new statements.
20475 * tree-inline.h (copy_body_data): Add statements_to_fold.
20477 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
20479 * config.gcc: Mention libgcc/config.host.
20480 * Makefile.in: Update comments mentioning libgcc.
20481 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
20482 (all.cross, start.encap, rest.encap, rest.cross): Update
20483 dependencies for libgcc move.
20484 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
20485 (clean-target, clean-target-libgcc): Delete.
20486 (srcdirify, GCC_EXTRA_PARTS): New macros.
20487 (libgcc-support, libgcc.mvars): New rules.
20488 (distclean): Remove mention of mklibgcc.
20489 (install): Don't reference INSTALL_LIBGCC.
20490 (install-common): Don't reference EXTRA_PARTS.
20491 (install-libgcc, install-multilib): Delete rules.
20492 * mklibgcc.in: Delete file.
20493 * doc/configfiles.texi: Don't mention mklibgcc.
20495 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
20496 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
20497 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
20498 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
20499 (mklibgcc, ldblspecs): Likewise.
20501 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
20502 (posixpre.def): Use $(T).
20503 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
20504 (SHLIB_SRC, SHLIB_INSTALL): Delete.
20505 (SHLIB_LINK): Make dummy.
20506 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
20508 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
20510 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
20511 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
20512 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
20513 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
20515 * configure.ac (all_outputs): Remove mklibgcc.
20516 * configure: Regenerated.
20518 2007-01-03 Josh Conner <jconner@apple.com>
20520 PR middle-end/29683
20521 * calls.c (compute_argument_addresses): Set stack and stack_slot
20522 for partial args, too.
20523 (store_one_arg): Use locate.size.constant for the size when
20524 generating a save_area.
20526 2007-01-03 Robert Kennedy <jimbob@google.com>
20528 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
20529 whose definitions are deleted due to basic block merging.
20531 2007-01-03 Paul Brook <paul@codesourcery.com>
20534 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
20536 (use_return_insn): Return 0 for Thumb interrupt functions.
20537 (print_multi_reg): Add rfe argument for IRQ returns.
20538 (arm_output_epilogue): Pop interrupt return address directly into PC.
20539 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
20541 2007-01-03 Paul Brook <paul@codesourcery.com>
20543 Merge from sourcerygxx-4_1.
20544 * config/arm/thumb2.md: New file.
20545 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
20547 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
20548 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
20549 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
20550 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
20552 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
20553 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
20555 * config/arm/ieee754-sf.S: Ditto.
20556 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
20557 (thumb1_base_register_rtx_p): ... to this.
20558 (thumb_index_register_rtx_p): Rename...
20559 (thumb1_index_register_rtx_p): ... to this.
20560 (thumb_output_function_prologue): Rename...
20561 (thumb1_output_function_prologue): ... to this.
20562 (thumb_legitimate_address_p): Rename...
20563 (thumb1_legitimate_address_p): ... to this.
20564 (thumb_rtx_costs): Rename...
20565 (thumb1_rtx_costs): ... to this.
20566 (thumb_compute_save_reg_mask): Rename...
20567 (thumb1_compute_save_reg_mask): ... to this.
20568 (thumb_final_prescan_insn): Rename...
20569 (thumb1_final_prescan_insn): ... to this.
20570 (thumb_expand_epilogue): Rename...
20571 (thumb1_expand_epilogue): ... to this.
20572 (arm_unwind_emit_stm): Rename...
20573 (arm_unwind_emit_sequence): ... to this.
20574 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
20575 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
20576 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
20577 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
20578 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
20579 thumb2_output_casesi): New functions.
20580 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
20581 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
20582 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
20583 THUMB2_WORK_REGS): Define.
20584 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
20585 arm_condexec_mask, arm_condexec_masklen)): New variables.
20586 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
20587 (arm_override_options): Check new CPU capabilities.
20588 Set new architecture flag variables.
20589 (arm_isr_value): Handle v7m interrupt functions.
20590 (user_return_insn): Return 0 for v7m interrupt functions. Handle
20592 (const_ok_for_arm): Handle Thumb-2 constants.
20593 (arm_gen_constant): Ditto. Use movw when available.
20594 (arm_function_ok_for_sibcall): Return false for v7m interrupt
20596 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
20597 (thumb_find_work_register, arm_load_pic_register,
20598 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
20599 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
20600 print_multi_reg, output_mov_long_double_fpa_from_arm,
20601 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
20602 output_mov_double_fpa_from_arm, output_move_double,
20603 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
20604 output_return_instruction, arm_output_function_prologue,
20605 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
20606 arm_output_mi_thunk, thumb_set_return_address): Ditto.
20607 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
20608 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
20609 (arithmetic_instr, shift_op): Use arm_shift_nmem.
20610 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
20612 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
20613 (thumb_expand_prologue): Use thumb_set_frame_pointer.
20614 (arm_file_start): Output directive for unified syntax.
20615 (arm_unwind_emit_set): Handle stack alignment instruction.
20616 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
20617 Add v6t2, v7, v7a, v7r and v7m.
20618 (RETLDM): Add Thumb-2 code.
20619 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
20620 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
20621 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
20622 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
20623 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
20624 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
20625 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
20626 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
20627 ADJUST_INSN_LENGTH): Define.
20628 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
20629 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
20630 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
20631 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
20632 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
20633 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
20634 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
20635 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
20636 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
20637 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
20638 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
20639 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
20640 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
20641 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
20642 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
20643 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
20644 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
20646 * config/arm/arm-tune.md: Regenerate.
20647 * config/arm/arm-protos.h: Update prototypes.
20648 * config/arm/vfp.md: Enable patterns for Thumb-2.
20649 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
20650 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
20651 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
20652 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
20653 * config/arm/libunwind.S: Add Thumb-2 code.
20654 * config/arm/constraints.md: Update include Thumb-2.
20655 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
20656 * config/arm/ieee754-df.S: Ditto.
20657 * config/arm/bpabi.S: Ditto.
20658 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
20659 * config/arm/predicates.md (low_register_operand,
20660 low_reg_or_int_operand, thumb_16bit_operator): New.
20661 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
20662 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
20663 * config/arm/t-arm-elf: Add armv7 multilib.
20664 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
20666 (UNSPEC_STACK_ALIGN, ce_count): New.
20667 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
20668 arm_zero_extendsidi2, arm_zero_extendqidi2): New
20670 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
20671 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
20672 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
20673 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
20674 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
20675 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
20677 * doc/extend.texi: Document ARMv7-M interrupt functions.
20678 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
20680 2007-01-03 Jakub Jelinek <jakub@redhat.com>
20682 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
20683 (struct _Unwind_Context): Rename args_size to flags, remove
20684 signal_frame field, add a new args_size field and version field.
20685 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
20686 _Unwind_IsExtendedContext): New inline functions.
20687 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
20688 Assume by_value array is only present if _Unwind_IsExtendedContext.
20689 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
20690 _Unwind_IsSignalFrame.
20691 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
20692 (uw_update_context_1): Use _Unwind_SetSignalFrame.
20693 (uw_init_context_1): Initialize context->flags to
20694 EXTENDED_CONTEXT_BIT.
20695 * config/rs6000/linux-unwind.h (frob_update_context): Use
20696 _Unwind_SetSignalFrame.
20698 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20700 PR middle-end/30353
20701 * gimplify.c (gimplify_modify_expr_complex_part): Move below
20702 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
20705 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
20707 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
20708 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
20709 RET, AT_SP): Remove.
20710 * config/i386/i386.md (*sse_prologue_save_insn): Use return
20713 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20714 * cfgbuild.c (find_basic_blocks): Likewise.
20715 * cfgrtl.c (rtl_create_basic_block): Likewise.
20716 * function.c (temp_slots_at_level): Likewise.
20717 * reg-stack.c (stack_regs_mentioned): Likewise.
20718 * regclass.c (allocate_reg_info): Likewise.
20719 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20720 set_bb_for_stmt, move_block_to_fn): Likewise.
20721 * tree-complex.c (tree_lower_complex): Likewise.
20722 * vec.h (VEC_safe_grow_cleared): New.
20724 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
20726 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
20728 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
20729 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
20731 * cfgloopmanip.c (scale_loop_frequencies): Export.
20732 (loopify): Scale the frequencies by prescribed coefficients.
20733 (set_zero_probability): New function.
20734 (duplicate_loop_to_header_edge): Improve updating of frequencies.
20735 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
20736 and frequencies according to arguments.
20737 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
20739 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
20740 * modulo-sched.c (sms_schedule): Set probabilities for entering
20741 versioned loop correctly.
20742 * tree-vect-transform.c (vect_transform_loop): Ditto.
20743 * cfgloop.h (loopify, loop_version): Declaration changed.
20744 (scale_loop_frequencies): Declared.
20746 2007-01-02 Jan Hubicka <jh@suse.cz>
20748 * cgraph.c: Include tree-flow.h
20749 (cgraph_add_new-function): Handle IPA_SSA mode; execute
20750 early_local_passes.
20751 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
20752 * tree-pass.h (pass_all_early_optimizations): Declare.
20753 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
20754 early_local_passes.
20755 (cgraph_analyze_function): Do early_local_passes.
20756 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
20757 Do not add referenced vars.
20758 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
20760 (gate_all_early_local_passes): New gate.
20761 (pass_early_local_passes): Use new gate.
20762 (execute_early_local_optimizations): New functions.
20763 (gate_all_early_optimizations): New gate.
20764 (pass_all_early_optimizations): New pass.
20765 (execute_free_datastructures): Free SSA only when initialized.
20766 (gate_init_datastructures): Init only when optimizing.
20767 (tree_lowering_passes): Do early local passes when called late.
20768 * tree-profile.c (do_tree_profiling): Don't profile functions added
20770 (do_early_tree_profiling, pass_early_tree_profile): Kill.
20771 * tree-cfg.c (update_modified_stmts): Do not update when operands are
20773 * passes.c (init_optimizations_passes): Reorder so we go into SSA
20774 during early_local_passes.
20775 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
20778 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
20780 * Makefile.in: Update copyright year.
20782 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
20784 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
20785 in $(lang_checks) and check-consistency targets.
20787 2007-01-02 Jan Hubicka <jh@suse.cz>
20789 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
20790 Do not add referenced vars.
20791 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
20793 * passes.c (init_optimization_passes): Put mudflap_2 after
20794 free_datastructures.
20796 2007-01-02 Jan Hubicka <jh@suse.cz>
20798 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
20799 Set NOTHROW flag on call statements proved to be nothrow.
20800 Update statement of local calls so new pure/const functions are
20801 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
20803 (tree_rest_of_compilation): Register hooks and initialize bitmap
20804 early. Do not set after_inlining flag.
20806 2007-01-02 Steve Ellcey <sje@cup.hp.com>
20808 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
20809 HOST_BITS_PER_LONGLONG
20811 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20814 * c-typeck.c (store_init_value): Don't emit pedantic overflow
20815 warning for non-static initializers.
20817 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
20819 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
20820 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
20821 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
20822 Always use set_unique_reg_note to add REG_EQUAL notes.
20824 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20827 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20829 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20830 * cfgbuild.c (find_basic_blocks): Likewise.
20831 * cfgrtl.c (rtl_create_basic_block): Likewise.
20832 * function.c (temp_slots_at_level): Likewise.
20833 * reg-stack.c (stack_regs_mentioned): Likewise.
20834 * regclass.c (allocate_reg_info): Likewise.
20835 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20836 set_bb_for_stmt, move_block_to_fn): Likewise.
20837 * tree-complex.c (tree_lower_complex): Likewise.
20838 * vec.h (VEC_safe_grow_cleared): New.
20840 2007-01-02 Ian Lance Taylor <iant@google.com>
20842 * c-common.c (c_common_truthvalue_conversion): When warning about
20843 using an assignment as a truth value, set TREE_NO_WARNING.
20845 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20848 * c.opt (Wold-style-declaration): New.
20849 * doc/invoke.texi (C-only Warning Options): New.
20850 (Wold-style-declaration): Document it.
20851 (Wextra): Enabled by -Wextra.
20852 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20853 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
20854 -Wold-style-declaration.
20856 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20858 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20859 * cfgbuild.c (find_basic_blocks): Likewise.
20860 * cfgrtl.c (rtl_create_basic_block): Likewise.
20861 * function.c (temp_slots_at_level): Likewise.
20862 * reg-stack.c (stack_regs_mentioned): Likewise.
20863 * regclass.c (allocate_reg_info): Likewise.
20864 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20865 set_bb_for_stmt, move_block_to_fn): Likewise.
20866 * tree-complex.c (tree_lower_complex): Likewise.
20867 * vec.h (VEC_safe_grow_cleared): New.
20869 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
20871 * c-common.c (c_common_nodes_and_builtins): Since variants of
20872 void_type_node get built before it is given a name, we need to
20873 give those variants the name, too.
20874 (complete_array_type): We need to work with the canonical main
20875 type of the array, from which we will build the qualified version.
20876 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
20877 * print-tree.c (print_node): Display canonical type information
20879 * stor-layout.c (layout_type): When we don't know the
20880 alignment of a type for which we're building an array, we end up
20881 guessing wrong, so make the type require structural equality.
20882 * tree.c (make_node_stat): When we build a new type, it is its
20883 own canonical type.
20884 (build_type_attribute_qual_variant): When building an attribute
20885 variant, its canonical type is the non-attribute variant. However,
20886 if the attributes are target-dependent and they differ, we need to
20887 use structural equality checks for this type.
20888 (build_qualified_type): A qualified type is not equivalent to its
20889 unqualified variant; set the canonical type appropriately.
20890 (build_distinct_type_copy): When building a distinct type from
20891 another type, the new type is its own canonical type.
20892 (build_variant_type_copy): When building a new type variant, we
20893 assume that it is equivalent to the original type.
20894 (build_pointer_type_for_mode): When building a pointer type, also
20895 build a canonical type pointer.
20896 (build_reference_type_for_mode): When building a reference type,
20897 also build a canonical type reference.
20898 (build_index_type): When we can't hash an index type (e.g.,
20899 because its maximum value is negative), the index type requires
20900 structural equality tests.
20901 (build_array_type): Build the canonical form of an array type.
20902 (build_function_type): Function types require structural equality,
20903 because they contain default arguments, attributes, etc.
20904 (build_method_type_directly): Ditto for method types.
20905 (build_offset_type): Build the canonical offset type.
20906 (build_complex_type): Build the canonical vector type.
20907 (make_vector_type): Build the canonical vector type.
20908 * tree.h (TYPE_CANONICAL): New.
20909 (TYPE_STRUCTURAL_EQUALITY_P): New.
20910 (SET_TYPE_STRUCTURAL_EQUALITY): New.
20911 (struct tree_type): Added "canonical" field.
20912 * params.h (VERIFY_CANONICAL_TYPES): New.
20913 * doc/c-tree.texi (TYPE_CANONICAL): Document.
20914 (TYPE_STRUCTURAL_EQUALITY_P): Document.
20915 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
20916 * doc/invoke.texi (verify-canonical-types): Document --param
20917 parameter for verifying canonical types.
20919 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20921 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
20922 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
20923 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
20924 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
20926 * config/rs6000/e500.h: New.
20927 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
20928 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
20930 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
20931 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
20932 TARGET_E500_DOUBLE): Remove.
20933 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
20934 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
20935 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
20936 * config/rs6000/rs6000.c (rs6000_override_options): Use
20937 CHECK_E500_OPTIONS.
20939 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20941 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
20942 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
20943 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
20944 rs6000_emit_cmove): Don't check TARGET_E500.
20945 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
20946 sordered): Don't check TARGET_E500.
20948 2007-01-01 Eric Christopher <echristo@apple.com>
20950 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
20951 HARD_REGISTER_NUM_P.
20953 2007-01-01 Roger Sayle <roger@eyesopen.com>
20955 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
20956 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
20957 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
20960 2007-01-01 Mike Stump <mrs@apple.com>
20962 * configure.ac: Remove support for building with Apple's gcc-3.1.
20964 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20966 PR middle-end/30311
20967 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
20968 REG is a hard register. Do not modify REG before calling
20970 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
20971 multiple of the size of YMODE for certain lowpart cases.
20973 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20975 PR middle-end/30253
20976 * gimplify (voidify_wrapper_expr): Update for
20977 GIMPLE_MODIFY_STMT.
20979 2007-01-01 Andreas Schwab <schwab@suse.de>
20982 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
20983 save of BR0 in extra_spill_size instead of spill_size.
20984 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
20986 (ia64_expand_epilogue): Restore BR0 from its new location.
20988 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20990 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
20991 Use a temporary variable if the left hand side is not a gimple
20994 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20996 * gimplify.c (gimplify_return_expr): Make the temporary variable
20997 for the return expression, a gimple register variable.
20999 2007-01-01 Jan Hubicka <jh@suse.cz>
21001 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
21004 2007-01-01 Mike Stump <mrs@apple.com>
21006 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
21008 * config/darwin.c (machopic_select_rtx_section): Use
21009 HAVE_GAS_LITERAL16.
21010 (darwin_mergeable_constant_section): Likewise.
21011 * configure: Regenerate.
21012 * config.in: Regenerate.
21014 2007-01-01 Jan Hubicka <jh@suse.cz>
21015 Andrew Pinski <pinskia@gmail.com>
21017 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
21018 before starting IPA passes.