1 2007-07-31 Revital Eres <eres@il.ibm.com>
3 * ddg.c (add_deps_for_def): Rename to...
4 (add_cross_iteration_register_deps): This. Change implementation
5 to use only reaching def and def-use chains to construct the
6 inter loop dependencies.
7 (add_deps_for_use): Remove function.
8 (build_inter_loop_deps): Call add_cross_iteration_register_deps
9 function to build the inter loop dependencies.
10 * modulo-sched.c (sms_schedule): Build only
11 reaching def and def-use chains for the propose of the ddg
14 2007-07-31 Julian Brown <julian@codesourcery.com>
16 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
17 New define_insns. Use correct RTL.
18 (vec_set<mode>): Write as expander.
20 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
22 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
23 to an unallocated space.
25 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
28 (split_constant_offset): Enable split_constant_offset to extract
29 constants from other statements.
30 * tree-vect-transform.c
31 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
32 to a temp var. Force base_offset to be simple.
34 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
36 * df-scan.c (df_scan_verify): Remove artificial limit on
37 the number of blocks for verification.
38 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
39 df_simulate_defs): Avoid unnecessary insn checking for defs.
41 2007-07-29 Mark Mitchell <mark@codesourcery.com>
44 * config/m68k/lb1sf68.asm (FUNC): New macro.
46 (__udivsi3): Likewise.
48 (__umodsi3): Likewise.
75 2007-07-30 Ollie Wild <aaw@google.com>
77 * c-ppoutput.c (print_lines_directives_only): New function.
78 (scan_translation_unit_directives_only): New function.
79 (preprocess_file): Add call to scan_translation_unit_directives_only.
80 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
81 (sanitize_cpp_opts): Add default flag_dump_macros setting for
82 -fdirectives-only. Add errors for -fdirectives-only conflict with
83 -Wunused-macros and -traditional.
84 (finish_options): Add builtin macro initialization for
85 -fdirectives-only + -fpreprocessed.
86 * c.opt (fdirectives-only): New.
87 * doc/cppopts.texi (fdirectives-only): New.
89 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
91 * alias.c (record_set, memory_modified_1): Constify.
92 * bt-load.c (note_btr_set): Likewise.
93 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
94 * combine.c (set_nonzero_bits_and_sign_copies,
95 expand_field_assignment, record_dead_and_set_regs_1,
96 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
97 likely_spilled_retval_1): Likewise.
98 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
99 frv_io_handle_set): Likewise.
100 * config/mips/mips.c (mips_sim_record_set,
101 vr4130_true_reg_dependence_p_1): Likewise.
102 * config/mt/mt.c (insn_dependent_p_1): Likewise.
103 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
104 * config/sh/sh.c (flow_dependent_p_1): Likewise.
105 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
106 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
107 * ddg.c (mark_mem_store): Likewise.
108 * df-problems.c (df_urec_mark_reg_change): Likewise.
109 * function.c (update_epilogue_consts): Likewise.
110 * gcse.c (record_set_info, record_last_set_info,
111 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
112 reg_clear_last_set): Likewise.
113 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
115 * jump.c (reversed_comparison_code_parts): Likewise.
116 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
117 reg_is_set): Likewise.
118 * loop-iv.c (mark_altered): Likewise.
119 * mode-switching.c (reg_becomes_live): Likewise.
120 * optabs.c (no_conflict_move_test): Likewise.
121 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
123 * postreload.c (reload_combine_note_store, move2add_note_store):
125 * regmove.c (flags_set_1): Likewise.
126 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
128 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
130 * resource.c (update_live_status): Likewise.
131 * rtl.h (set_of, note_stores): Likewise.
132 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
133 note_stores, parms_set): Likewise.
134 * sched-rgn.c (sets_likely_spilled_1): Likewise.
135 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
137 * var-tracking.c (count_stores, add_stores): Likewise.
139 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
141 * alias.c (mems_in_disjoint_alias_sets_p,
142 fixed_scalar_and_varying_struct_p, aliases_everything_p,
143 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
144 write_dependence_p, mems_in_disjoint_alias_sets_p,
145 read_dependence, true_dependence, canon_true_dependence,
146 anti_dependence, output_dependence): Constify.
147 * combine.c (extended_count): Likewise.
148 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
149 * cselib.c (get_value_hash, references_value_p,
150 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
151 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
152 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
153 * function.c (contains, prologue_epilogue_contains,
154 sibcall_epilogue_contains): Likewise.
155 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
156 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
157 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
158 reg_or_subregno): Likewise.
159 * recog.c (asm_noperands): Likewise.
160 * reload1.c (function_invariant_p): Likewise.
161 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
162 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
163 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
164 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
165 true_regnum, reg_or_subregno, condjump_in_parallel_p,
166 extended_count, prologue_epilogue_contains,
167 sibcall_epilogue_contains, function_invariant_p, true_dependence,
168 canon_true_dependence, read_dependence, anti_dependence,
169 output_dependence): Likewise.
170 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
172 2007-07-30 Julian Brown <julian@codesourcery.com>
174 * config/arm/neon.md (V_ext): New mode attribute.
175 (neon_vget_lane<mode>): Replace with define_expand.
176 (neon_vget_lane<mode>_sext_internal)
177 (neon_vget_lane<mode>_zext_internal): New define_insns for double
178 and quad precision vectors.
179 (neon_vget_lanedi): Add bounds check. Remove dead comment.
180 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
181 have typeless 32-bit result.
183 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
186 * tree-affine.h (aff_tree): The type of rest is sizetype for types
188 * tree-affine.c (aff_combination_scale): If type is a pointer type,
189 use sizetype for rest.
190 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
191 (aff_combination_convert): Don't convert rest for pointer types.
193 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
195 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
197 * tree-ssa-alias.c: Add alloc-pool.h.
198 (init_alias_info): Free alias_bitmap_obstack.
199 (delete_alias_info): Call delete_mem_ref_stats.
200 (get_mem_sym_stats_for): Use alloc_pool.
201 (init_mem_ref_stats): Do not delete mem_ref_stats here.
202 (delete_mem_sym_stats): Removed.
204 2007-07-29 Sebastian Pop <sebpop@gmail.com>
206 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
207 functions cannot be represented as classical distance vectors.
209 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
211 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
212 * builtins.c (validate_arg, builtin_mathfn_code,
213 validate_arglist): Likewise.
214 * calls.c (call_expr_flags): Likewise.
215 * combine.c (reg_nonzero_bits_for_combine,
216 reg_num_sign_bit_copies_for_combine, get_last_value,
217 reg_truncated_to_mode): Likewise.
218 * emit-rtl.c (subreg_lowpart_p): Likewise.
219 * expr.c (highest_pow2_factor_for_target,
220 categorize_ctor_elements_1, categorize_ctor_elements,
221 count_type_elements, contains_packed_reference,
222 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
223 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
224 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
225 native_encode_int, native_encode_real, native_encode_complex,
226 native_encode_vector, native_encode_expr, native_interpret_int,
227 native_interpret_real, native_interpret_complex,
228 native_interpret_vector, native_interpret_expr): Likewise.
229 * function.c (use_register_for_decl): Likewise.
230 * gimplify.c (get_name): Likewise.
231 * langhooks-def.h (lhd_return_null_const_tree): New.
232 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
233 * langhooks.c (lhd_return_null_const_tree): New.
234 * langhooks.h (lang_get_callee_fndecl): Constify.
235 * output.h (constructor_static_from_elts_p): Likewise.
236 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
237 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
238 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
239 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
240 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
241 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
242 * rtlhooks-def.h (reg_nonzero_bits_general,
243 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
245 * rtlhooks.c (reg_num_sign_bit_copies_general,
246 reg_nonzero_bits_general, reg_truncated_to_mode_general):
248 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
249 * stor-layout.c (mode_for_size_tree): Likewise.
250 * tree-ssa-loop-im.c (memref_eq): Likewise.
251 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
252 * tree.c (contains_placeholder_p, type_list_equal,
253 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
255 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
256 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
257 contains_placeholder_p, contains_packed_reference,
258 get_callee_fndecl, operand_equal_for_phi_arg_p,
259 warn_if_unused_value, is_body_block, native_encode_expr,
260 native_interpret_expr, fold_convertible_p, operand_equal_p,
261 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
262 validate_arglist, simple_cst_equal, type_list_equal,
263 use_register_for_decl, call_expr_flags, get_name,
264 highest_pow2_factor): Likewise.
265 (const_call_expr_arg_iterator_d,
266 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
267 first_const_call_expr_arg, more_const_call_expr_args_p,
268 FOR_EACH_CONST_CALL_EXPR_ARG): New.
269 * varasm.c (constructor_static_from_elts_p): Constify.
271 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
273 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
274 config/arm/neon-schedgen.ml, config/arm/neon.ml,
275 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
276 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
277 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
278 tree-vect-transform.c, tree.def: Fix comment typos. Follow
279 spelling conventions.
280 * doc/invoke.texi: Follow spelling conventions.
282 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
283 Revital Eres <eres@il.ibm.com>
285 * modulo-sched.c (sms_schedule): Avoid loops which includes
286 auto-increment instructions.
288 2007-07-28 Richard Guenther <rguenther@suse.de>
291 * fold-const.c (fold_cond_expr_with_comparison): Convert
292 operand zero of MIN/MAX_EXPR to correct type.
294 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
296 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
297 flags_from_decl_or_type): Constify.
298 * gcc.c (do_spec_1): Likewise.
299 * print-tree.c (dump_addr, print_node_brief): Likewise.
300 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
301 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
302 tree_purge_all_dead_eh_edges): Likewise.
303 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
304 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
306 * tree.c (expr_location, expr_has_location, expr_locus,
307 expr_filename, expr_lineno, get_inner_array_type,
308 fields_compatible_p): Likewise.
309 * tree.h (get_inner_array_type, fields_compatible_p,
310 expr_location, expr_has_location, expr_locus, expr_filename,
311 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
312 setjmp_call_p, alloca_call_p): Likewise.
314 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
316 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
319 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
321 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
322 (compute_flow_insensitive_aliasing): Ditto for
325 2007-07-27 Jan Hubicka <jh@suse.cz>
327 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
330 * attribs.c: Include hashtab.h
331 (attribute_hash): New.
332 (substring): New structure.
333 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
335 (init_attributes): Initialize attribute hash.
336 (decl_attributes): Use attribute hash.
337 * Makefile.in (attribs.c): Depend on hashtab.h.
339 2007-07-27 Steve Ellcey <sje@cup.hp.com>
341 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
343 2007-07-27 Richard Sandiford <richard@codesourcery.com>
345 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
346 __mips_dspr2 and __mips_dsp_rev macros.
347 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
349 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
351 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
353 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
357 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
358 and the updating of the live and do_not_gen sets.
359 (df_note_bb_compute): Added updating of live and do_not_gen sets
360 for regular defs so that the case of clobber inside conditional
361 call is processed correctly.
363 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
365 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
366 operands with compatible type.
368 2007-07-27 Richard Sandiford <richard@codesourcery.com>
370 * expr.h (store_bit_field): Don't return a value.
371 * expmed.c (check_predicate_volatile_ok): New function.
372 (store_bit_field_1): New function, extracted from store_bit_field.
373 Take a fallback_p argument and return true if the operation succeeded.
374 Only use store_fixed_bit_field if fallback_p. Don't recompute
375 mode_for_extraction; use op_mode instead. Try forcing memories
376 into registers if the insv expander fails.
377 (store_bit_field): Use store_bit_field_1 with fallback_p true.
378 Don't return a value.
379 (convert_extracted_bit_field): New function, extracted from
381 (extract_bit_field_1): Likewise. Take a fallback_p argument
382 and return NULL if the operation succeeded. Only use
383 extract_fixed_bit_field if fallback_p. Only calculate one
384 extraction mode. Combine code for extv and extzv. Try forcing
385 memories into registers if the ext(z)v expander fails.
386 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
388 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
390 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
392 (df_ref): Likewise. Put regno with other integer fields.
394 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
396 * df.h (df_mw_hardreg): Remove "loc" field.
397 * df-scan.c (df_ref_record): Don't set it. Remove redundant
399 * df-problems.c (df_whole_mw_reg_unused_p): New function,
400 split out from df_set_unused_notes_for_mw. Return false for
401 partial references. Assert that mw_reg is a REG when returning true.
402 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
403 (df_whole_mw_reg_dead_p): New function, split out from
404 df_set_dead_notes_for_mw. Return false for partial references.
405 Assert that mw_reg is a REG when returning true.
406 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
407 Remove redundant bitmap check.
409 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
411 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
412 ($(T)crtend.o): Likwise.
413 ($(T)crtbeginS.o): Likwise.
414 ($(T)crtendS.o): Likwise.
415 ($(T)crtfastmath.o): Likwise.
417 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
419 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
420 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
421 * basic-block.h (struct control_flow_graph): Added x_dom_computed
422 and x_n_bbs_in_dom_tree fields.
424 2007-07-26 Steve Ellcey <sje@cup.hp.com>
426 PR tree-optimization/32087
427 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
428 Do not call scale_bbs_frequencies_int with prob of zero.
430 2007-07-26 Julian Brown <julian@codesourcery.com>
432 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
433 (neon_element_bits): Add prototypes.
434 * config/arm/arm.c (bounds_check, neon_lane_bounds)
435 (neon_const_bounds, neon_element_bits): New functions.
436 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
437 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
438 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
439 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
440 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
441 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
442 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
443 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
444 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
445 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
446 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
447 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
448 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
450 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
452 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
453 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
455 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
456 Julian Brown <julian@codesourcery.com>
458 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
459 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
460 * config/arm/cortex-a8.md: New.
461 * config/arm/cortex-a8-neon.md: New.
462 * config/arm/neon-schedgen.ml: New.
463 * config/arm/neon.md (vqh_mnem): New.
465 (Is_float_mode): New.
466 (Scalar_mul_8_16): New.
468 (V_mode_nunits): New.
469 (All instruction patterns): Annotate with neon_type attribute
471 * config/arm/arm.md: Include cortex-a8.md.
472 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
474 Annotate instruction patterns accordingly.
475 (generic_sched): Do not use generic scheduling for Cortex-A8.
476 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
478 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
480 * fold-const.c (fold_read_from_constant_string): Use
482 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
484 2007-07-26 Nick Clifton <nickc@redhat.com>
486 * tree-ssa-operands.h: Change copyright header to refer to version
487 3 of the GNU General Public License and to point readers at the
488 COPYING3 file and the FSF's license web page.
489 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
490 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
491 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
492 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
493 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
494 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
495 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
496 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
497 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
498 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
499 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
500 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
501 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
502 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
503 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
504 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
505 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
506 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
507 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
508 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
509 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
510 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
511 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
512 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
513 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
514 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
515 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
516 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
517 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
518 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
519 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
520 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
521 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
522 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
523 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
524 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
525 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
526 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
527 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
528 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
529 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
530 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
531 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
532 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
533 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
534 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
535 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
536 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
537 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
538 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
539 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
540 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
541 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
542 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
543 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
544 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
545 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
546 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
547 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
548 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
549 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
550 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
551 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
552 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
553 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
554 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
555 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
556 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
557 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
558 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
559 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
560 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
561 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
562 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
563 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
564 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
565 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
566 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
567 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
568 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
569 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
570 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
571 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
572 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
573 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
574 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
575 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
576 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
577 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
578 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
579 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
580 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
581 vecprim.h, basic-block.h, tree-ssa-structalias.c,
582 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
583 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
584 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
585 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
586 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
587 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
588 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
589 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
590 convert.c, convert.h, langhooks-def.h, reload1.c,
591 tree-ssa-operands.c: Likewise.
593 2007-07-26 Jan Hubicka <jh@suse.cz>
595 * tree-ssa-live.c: Include debug.h and flags.h.
596 (mark_scope_block_unused): New function.
597 (remove_unused_scope_block_p): New function.
598 (remove_unused_locals): Remove unused blocks too.
600 2007-07-25 Ian Lance Taylor <iant@google.com>
602 * combine.c (combine_max_regno): Remove. Remove all uses.
603 (struct reg_stat_struct): Rename from struct reg_stat.
604 (reg_stat_type): Define, and declare VECs.
605 (reg_stat): Change from pointer to VEC. Change all uses.
606 (combine_split_insns): New static function.
607 (try_combine, find_split_point): Call it instead of split_insns.
609 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
611 * cfghooks.c (split_block): Fix the information about loop latch.
613 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
615 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
617 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
619 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
620 Scan the new edge for loop exit info.
622 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
624 * config/darwin.c: Include debug.h.
626 2007-07-25 Steve Ellcey <sje@cup.hp.com>
629 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
631 2007-07-25 Steve Ellcey <sje@cup.hp.com>
633 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
634 (HARD_REGNO_MODE_OK): Ditto.
635 (MODES_TIEABLE_P): Ditto.
636 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
637 (CLASS_MAX_NREGS): Ditto.
638 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
639 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
640 (divdf3_internal_thr): Removed.
641 * config/ia64/div.md: New file.
642 * config/ia64/constraints.md: Add H constraint.
644 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
646 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
647 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
648 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
649 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
650 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
651 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
652 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
653 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
654 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
655 dump_sbitmap_file, debug_sbitmap, popcount_table,
656 sbitmap_popcount): Constify.
657 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
658 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
659 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
660 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
661 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
662 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
663 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
664 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
665 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
666 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
667 sbitmap_popcount, sbitmap_verify_popcount): Constify.
669 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
671 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
672 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
673 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
674 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
675 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
676 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
677 bitmap_intersect_p, bitmap_intersect_compl_p,
678 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
679 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
681 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
682 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
683 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
684 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
685 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
686 debug_bitmap, debug_bitmap_file, bitmap_print,
687 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
688 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
690 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
692 * config/darwin.c (darwin_override_options): Additional fix for
693 debug info formats that don't support var tracking.
695 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
697 * cselib.c (entry_and_rtx_equal_p): Constify.
698 * gengtype.c (output_mangled_typename, write_types, write_local):
700 * gengtype.h (const_type_p): New.
701 * see.c (eq_descriptor_extension, hash_descriptor_extension):
703 * tlink.c (scan_linker_output): De-constify.
704 * tree-ssa-loop-im.c (memref_eq): Constify.
705 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
706 (shared_bitmap_hash, shared_bitmap_eq): Constify.
708 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
710 * c-common.c (fname_as_string, c_type_hash): Constify.
711 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
712 * cgraph.c (edge_hash, edge_eq): Likewise.
713 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
714 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
715 reg_attrs_htab_eq): Likewise.
716 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
718 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
719 const_decl_t, const_state_t, const_automata_list_el_t): New.
720 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
721 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
722 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
723 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
724 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
725 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
726 compare_max_occ_cycle_nums, out_state_arcs_num,
727 compare_transition_els_num, units_cmp, state_reservs_cmp):
729 * genmodes.c (cmp_modes): Likewise.
730 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
731 * gimplify.c (compare_case_labels): Likewise.
732 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
733 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
734 * matrix-reorg.c (mtt_info_hash): Likewise.
735 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
736 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
737 (htab_hash_bucket, htab_hash_elem): Constify.
738 * tree-browser.c (TB_parent_eq): Likewise.
739 * tree-scalar-evolution.c (hash_scev_info): Likewise.
740 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
741 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
742 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
744 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
745 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
746 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
747 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
748 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
750 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
751 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
752 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
753 * tree-ssa-threadupdate.c (redirection_data_hash,
754 redirection_data_eq): Likewise.
755 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
756 * tree-ssa.c (var_ann_eq): Likewise.
757 * tree-vrp.c (compare_case_labels): Likewise.
758 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
759 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
760 tree_not_check_failed, tree_class_check_failed,
761 tree_range_check_failed, tree_not_class_check_failed,
762 omp_clause_check_failed, omp_clause_range_check_failed,
763 tree_contains_struct_check_failed, tree_operand_check_failed):
765 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
766 tree_not_check_failed, tree_class_check_failed,
767 tree_range_check_failed, tree_not_class_check_failed,
768 tree_operand_check_failed, omp_clause_operand_check_failed,
769 tree_operand_length): Likewise.
770 * var-tracking.c (const_variable): New.
771 (variable_htab_hash, variable_htab_eq): Constify.
772 * varasm.c (const_desc_hash): Likewise.
774 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
776 * expr.c (handled_component_p): Constify.
777 * fold-const.c (fit_double_type): Likewise.
778 * real.h (real_value_from_int_cst): Likewise.
779 * tree-flow-inline.h (gimple_in_ssa_p,
780 gimple_aliases_computed_p, gimple_addressable_vars,
781 gimple_call_clobbered_vars, gimple_referenced_vars,
782 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
783 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
784 may_aliases, end_readonly_imm_use_p, has_zero_uses,
785 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
786 is_label_stmt, is_global_var, phi_ssa_name_p,
787 factoring_name_p, is_call_clobbered, tree_common_ann,
788 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
789 unmodifiable_var_p, array_ref_contains_indirect_ref,
790 ref_contains_array_ref, lookup_subvars_for_var,
791 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
792 gimple_mem_ref_stats): Likewise.
793 * tree-flow.h (tree_common_ann, var_ann, function_ann,
794 may_aliases, is_exec_stmt, is_label_stmt,
795 ref_contains_array_ref, array_ref_contains_indirect_ref,
796 var_can_have_subvars, overlap_subvar, is_call_clobbered,
797 unmodifiable_var_p): Likewise.
798 * tree-gimple.c (is_gimple_min_invariant): Likewise.
799 * tree-gimple.h (is_gimple_min_invariant): Likewise.
800 * tree.c (type_hash_list, attribute_hash_list, tree_size,
801 cst_and_fits_in_hwi, real_value_from_int_cst,
802 build_real_from_int_cst, integer_zerop, integer_onep,
803 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
804 tree_floor_log2, real_zerop, real_onep, real_twop,
805 real_minus_onep, really_constant_p, purpose_member, chain_member,
806 list_length, fields_length, int_size_in_bytes, bit_position,
807 int_bit_position, byte_position, int_byte_position, expr_align,
808 array_type_nelts, tree_node_structure,
809 type_contains_placeholder_1, iterative_hash_pointer,
810 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
811 tree_map_base_eq, type_hash_list, type_hash_eq,
812 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
813 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
814 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
815 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
816 int_fits_type_p, get_containing_scope, decl_function_context,
817 decl_type_context, omp_clause_operand_check_failed,
818 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
819 * tree.h (omp_clause_operand_check_failed, tree_size,
820 build_real_from_int_cst, array_type_nelts, purpose_member,
821 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
822 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
823 is_attribute_p, check_qualified_type, expr_align,
824 int_size_in_bytes, bit_position, int_bit_position, byte_position,
825 int_byte_position, list_length, fields_length, initializer_zerop,
826 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
827 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
828 tree_node_structure, handled_component_p, get_containing_scope,
829 decl_function_context, decl_type_context, real_zerop,
830 type_num_arguments, fit_double_type, really_constant_p,
831 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
832 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
833 real_twop, real_minus_onep, int_cst_value): Likewise.
835 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
837 * cfglayout.c (insn_scope, insn_line): Constify.
838 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
839 const_double_htab_hash, const_double_htab_eq,
840 mem_attrs_htab_hash): Likewise.
841 * loop-iv.c (biv_eq): Likewise.
842 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
843 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
844 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
846 * rtl-error.c (location_for_asm, diagnostic_for_asm,
847 error_for_asm, warning_for_asm, _fatal_insn,
848 _fatal_insn_not_found): Likewise.
849 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
850 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
851 rtl_check_failed_type2, rtl_check_failed_code1,
852 rtl_check_failed_code2, rtl_check_failed_code_mode,
853 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
854 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
855 rtl_check_failed_type2, rtl_check_failed_code1,
856 rtl_check_failed_code2, rtl_check_failed_code_mode,
857 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
858 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
859 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
860 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
861 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
862 rtx_unstable_p, get_integer_term, get_related_value,
863 offset_within_block_p, reg_mentioned_p, count_occurrences,
864 reg_referenced_p, reg_used_between_p, no_labels_between_p,
865 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
866 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
867 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
868 find_constant_src, find_reg_fusage, find_regno_fusage,
869 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
870 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
871 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
872 computed_jump_p, auto_inc_p, in_expr_list_p,
873 remove_node_from_expr_list, loc_mentioned_in_p,
874 label_is_jump_target_p, reversed_comparison_code_parts,
875 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
876 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
877 print_inline_rtx): Likewise.
878 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
879 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
880 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
881 get_integer_term, get_related_value, offset_within_block_p,
882 count_occurrences, reg_mentioned_p, no_labels_between_p,
883 reg_used_between_p, reg_referenced_p, single_set_2,
884 multiple_sets, set_noop_p, refers_to_regno_p,
885 reg_overlap_mentioned_p, dead_or_set_p,
886 covers_regno_no_parallel_p, covers_regno_p,
887 dead_or_set_regno_p, find_reg_note, find_regno_note,
888 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
889 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
890 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
891 side_effects_p, may_trap_p_1, may_trap_p,
892 may_trap_after_code_motion_p, may_trap_or_fault_p,
893 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
894 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
895 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
896 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
897 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
899 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
900 warning_for_asm): Likewise.
901 * tree.h (print_rtl): Likewise.
902 * varasm.c (get_pool_mode): Likewise.
904 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
906 * c-lex.c (c_lex_with_flags, lex_string): Constify.
907 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
908 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
909 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
910 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
911 * ddg.c (compare_sccs): Likewise.
912 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
913 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
914 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
915 decimal_do_fix_trunc, decimal_real_to_integer,
916 decimal_real_to_integer2, decimal_real_maxval): Likewise.
917 * dse.c (const_group_info_t): New.
918 (invariant_group_base_eq, invariant_group_base_hash): Constify.
919 * dwarf2out.c (const_dw_die_ref): New.
920 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
921 * tree-browser.c (TB_parent_eq): Likewise.
922 * unwind-dw2-fde.c (__register_frame_info_bases,
923 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
924 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
926 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
927 * unwind-dw2.c (uw_frame_state_for): Likewise.
928 * value-prof.c (histogram_hash, histogram_eq): Likewise.
929 * value-prof.h (const_histogram_value): New.
931 2007-07-25 Richard Sandiford <richard@codesourcery.com>
933 * config/mips/mips.c (machine_function): Add
934 initialized_mips16_gp_pseudo_p.
935 (mips16_gp_pseudo_reg): Do not emit the initialization of
936 mips16_gp_pseudo_rtx when being called from the gimple cost-
937 calculation routines; emit it on the first use outside those
940 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
942 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
945 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
946 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
947 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
948 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
949 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
950 Preserve const-ness of parameters through use of __typeof(),
951 also constify and tidy.
953 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
954 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
955 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
956 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
957 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
958 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
959 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
960 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
961 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
963 2007-07-25 Julian Brown <julian@codesourcery.com>
964 Mark Shinwell <shinwell@codesourcery.com>
966 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
967 (alpha_mangle_type): This.
968 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
969 (TARGET_MANGLE_TYPE): Define this instead.
970 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
971 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
972 (arm_init_neon_builtins): Fix comment.
973 (arm_mangle_map_entry): New.
974 (arm_mangle_map): New.
975 (arm_mangle_type): New.
976 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
977 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
978 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
979 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
980 (TARGET_MANGLE_TYPE): Define this instead.
981 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
982 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
983 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
984 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
985 (TARGET_MANGLE_TYPE): Define this instead.
986 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
988 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
989 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
990 (TARGET_MANGLE_TYPE): Define this instead.
991 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
992 (s390_mangle_type): This.
993 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
994 (TARGET_MANGLE_TYPE): Define this instead.
995 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
996 (sparc_mangle_type): This.
997 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
998 (TARGET_MANGLE_TYPE): Define this instead.
999 * cp/mangle.c (write_type): Call mangle_type target hook on all
1000 types before mangling. Use original type, not main variant, as
1002 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
1003 (TARGET_MANGLE_TYPE): This.
1004 * target.h (gcc_target): Rename mangle_fundamental_type to
1006 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
1007 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
1009 2007-07-25 Julian Brown <julian@codesourcery.com>
1010 Paul Brook <paul@codesourcery.com>
1011 Joseph Myers <joseph@codesourcery.com>
1012 Mark Shinwell <shinwell@codesourcery.com>
1014 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
1015 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
1016 (with_fpu): Allow --with-fpu=neon.
1017 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
1018 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
1019 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
1020 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
1021 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
1022 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
1023 (neon_emit_pair_result_insn, neon_disambiguate_copy)
1024 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
1025 (output_move_neon): Add prototypes.
1026 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
1027 (all_fpus): Add FPUTYPE_NEON.
1028 (fp_model_for_fpu): Add NEON field.
1029 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
1030 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
1032 (arm_legitimate_address_p): Don't support fancy addressing for NEON
1034 (thumb2_legitimate_address_p): Likewise.
1035 (neon_valid_immediate): Recognize and prepare constants suitable for
1037 (neon_immediate_valid_for_move): New function. Recognize and prepare
1038 immediates for NEON move instructions.
1039 (neon_immediate_valid_for_logic): New function. Recognize and
1040 prepare immediates for NEON logic instructions.
1041 (neon_output_logic_immediate): New function. Create asm string
1042 suitable for outputting immediate logic instructions.
1043 (neon_pairwise_reduce): New function. Implement reduction using
1044 pairwise operations.
1045 (neon_expand_vector_init): New function. Expand a (possibly
1046 non-constant) vector initialization.
1047 (neon_vector_mem_operand): New function. Memory operands supported
1048 for quad-word loads/stores to/from ARM or NEON registers. Don't
1049 allow base+offset addressing for core regs.
1050 (neon_struct_mem_operand): New function. Valid mems for NEON
1052 (coproc_secondary_reload_class): Enable NEON registers to be loaded
1053 from neon_vector_mem_operand addresses without a secondary register.
1054 (add_minipool_forward_ref): Handle >8-byte minipool entries.
1055 (add_minipool_backward_ref): Likewise.
1056 (dump_minipool): Likewise.
1057 (push_minipool_fix): Likewise.
1058 (output_move_quad): New function. Output quad-word moves, loads and
1059 stores using ARM registers.
1060 (output_move_vfp): Add support for vectors in VFP (NEON) D
1062 (output_move_neon): Output a NEON load/store to/from a quadword
1064 (arm_print_operand): Implement new codes:
1065 - 'c' for unadorned integers (without a # sign).
1066 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
1068 - 'e', 'f' for the low and high D parts of a NEON Q register.
1069 - 'q' outputs a NEON Q register.
1070 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
1071 - 'T' prints NEON opcode features from a coded bitmask.
1072 - 'F' is similar to T, but signed/unsigned codes both print as
1074 - 't' is similar to T, but 'u' is printed instead of 'p'.
1075 - 'O' prints 'r' if NEON instruction should perform rounding (as
1076 specified by bitmask), else prints nothing.
1077 - '#' is a punctuation character to stop operand numbers from
1078 running together with following digits in the assembler
1079 strings for instructions (when using mode attributes).
1080 (arm_assemble_integer): Handle extra NEON vector modes. Permute
1081 constant vectors in big-endian mode, where necessary.
1082 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
1083 Handle EI, OI, CI, XI modes.
1084 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
1085 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
1086 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
1087 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
1088 (neon_builtin_type_bits): Add enumeration, one bit for each vector
1090 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
1091 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
1092 to turn v8qi, etc. into bits defined above.
1093 (neon_itype): New enumeration. Classifications of NEON builtins.
1094 (neon_builtin_datum): Define struct. Contains information about
1095 a single builtin (with multiple modes).
1096 (CF): Define helper macro for...
1097 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
1099 (neon_builtin_data): New array. Define information about builtins
1100 for use during initialization/expansion.
1101 (arm_init_neon_builtins): New function.
1102 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
1104 (neon_builtin_compare): New function.
1105 (locate_neon_builtin_icode): New function. Find an insn code for a
1106 builtin given a function code for that builtin. Also return type of
1107 builtin (NEON_BINOP, NEON_UNOP etc.).
1108 (builtin_arg): New enumeration. Types of arguments for builtins.
1109 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
1110 Takes a variable argument list of builtin_arg types, terminated by
1112 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
1113 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
1114 (neon_emit_pair_result_insn): New function. Support returning pairs
1115 of vectors via a pointer.
1116 (neon_disambiguate_copy): New function. Set up operands for a
1117 multi-word copy such that registers do not get clobbered.
1118 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
1119 ARM_BUILTIN_NEON_BASE.
1120 (arm_file_start): Set float-abi attribute for NEON.
1121 (arm_vector_mode_supported_p): Enable NEON vector modes.
1122 (arm_mangle_map_entry): New.
1123 (arm_mangle_map): New.
1124 (arm_mangle_vector_type): New.
1125 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
1127 (TARGET_NEON): New macro. Target supports NEON.
1128 (fputype): Add FPUTYPE_NEON.
1129 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
1130 for vectorization based on command-line arg.
1131 (NEON_REGNO_OK_FOR_NREGS): Define.
1132 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
1133 (VALID_NEON_STRUCT_MODE): Define.
1134 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
1135 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
1136 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
1137 (consttable_16): Add pattern for outputting 16-byte minipool
1139 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
1141 (vec-common.md, neon.md): Include md files.
1142 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
1143 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
1144 (memory_constraint "Ut", "Un", "Us"): Define.
1145 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
1146 (MMX_char): New mode attribute.
1147 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
1148 (*add<mode>3_iwmmxt): New insn pattern.
1149 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
1150 (*sub<mode>3_iwmmxt): New insn pattern.
1151 (mulv4hi3): Rename to...
1152 (*mulv4hi3_iwmmxt): This.
1153 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
1154 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
1155 (uminv4hi3, uminv2si3): Remove. Replace with...
1156 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
1157 (*umin<mode>3_iwmmxt): These.
1158 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
1159 (ashr<mode>3_iwmmxt): This new pattern.
1160 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
1161 (lshr<mode>3_iwmmxt): This new pattern.
1162 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
1163 (ashl<mode>3_iwmmxt): This new pattern.
1164 * config/arm/neon-docgen.ml: New file. Generate documentation for
1166 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
1167 * config/arm/arm_neon.h: New (autogenerated).
1168 * config/arm/neon-testgen.ml: New file. Generate NEON tests
1170 * config/arm/neon.md: New file. Define NEON instructions.
1171 * config/arm/neon.ml: New file. Abstract description of NEON
1172 instructions, used to generate arm_neon.h header, documentation and
1174 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
1175 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
1177 * doc/extend.texi (ARM Built-in Functions): Rename and remove
1179 (ARM NEON Intrinsics): New subsection.
1180 * doc/arm-neon-intrinsics.texi: New (autogenerated).
1182 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
1184 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
1187 2007-07-24 Jan Hubicka <jh@suse.cz>
1189 * regclass.c (move_table): New type.
1190 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
1191 (init_move_cost): Break out from ...
1192 (init_reg_sets_1): ... here; simplify computation of
1193 have_regs-of_mode and contains_reg_of_mode.
1194 (record_reg_classes): Unswitch internal loops.
1195 (copy_cost): Trigger lazy initialization of move cost
1196 (record_address_regs): Likewise.
1198 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
1200 * config/darwin.c (darwin_override_options): Don't force on
1201 flag_var_tracking_uninit when no debug info is requested.
1203 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1205 * cfgloop.c (init_loops_structure): New function.
1206 (flow_loops_find): Create root of the loop tree unconditionally.
1208 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
1210 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
1212 2007-07-24 Jan Hubicka <jh@suse.cz>
1214 * caller-save.c: Include ggc.h, gt-caller-save.h
1215 (reg_save_code, reg_restore_code): Rename to ...
1216 (cached_reg_save_code, cached_reg_restore_code): ... those.
1217 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
1218 (reg_save_code, reg_restore_code): New functions.
1219 (init_caller_save): Do not intialize
1220 reg_save_code/reg_restore_code tables.
1221 * Makefile.in: (gt-caller-save.h): New.
1223 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1225 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
1226 with the mode of the original operand instead of
1229 2007-07-23 Jan Hubicka <jH@suse.cz>
1231 * i386.c (ix86_secondary_memory_needed): Break out to...
1232 (inline_secondary_memory_needed): ... here.
1233 (ix86_memory_move_cost): Break out to ...
1234 (inline_memory_move_cost): ... here; add support for IN value of 2 for
1235 maximum of input and output; fix handling of Q_REGS on 64bit.
1236 (ix86_secondary_memory_needed): Microoptimize.
1238 2007-07-23 Sebastian Pop <sebpop@gmail.com>
1240 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
1241 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
1242 stmts_from_loop, known_dependences_p, build_rdg): New.
1243 * tree-data-ref.h: Depends on graphds.h.
1244 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
1245 (build_rdg): Declared.
1246 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
1248 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
1250 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
1253 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
1254 Jakub Jelinek <jakub@redhat.com>
1256 PR middle-end/PR28690
1257 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
1258 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
1259 and MEM_POINTER operands over REG and MEM operands.
1260 (swap_commutative_operands_p): Change return value to bool.
1261 * rtl.h: Update the corresponding prototype.
1262 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
1263 instead of gen_rtx_PLUS.
1264 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
1265 value to bool. Change function arguments to rtx's and update code
1267 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
1268 calls to match the new declaration.
1269 * simplify-rtx.c (simplify_associative_operation): Don't
1270 reorder simplify_binary_operation arguments.
1272 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1274 * config/mips/mips.c (override_options): Use mips_costs to derive
1275 the default branch cost.
1276 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
1278 * config/mips/mips.opt (mbranch-cost=): New option.
1279 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
1281 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1283 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
1284 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
1285 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
1286 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
1288 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1290 * config/mips/constraints.md (ks): New constraint.
1291 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
1292 (*add<mode>3_mips16): ...here.
1294 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
1296 * optabs.h (enum optab_index): Add new OTI_signbit.
1297 (signbit_optab): Define corresponding macro.
1298 (enum insn_code signbit_optab[]): Remove array.
1299 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
1300 (expand_copysign_absneg): If back end provides signbit insn, use it
1301 instead of bit operations on floating point argument.
1302 * builtins.c (enum insn_code signbit_optab[]): Remove array.
1303 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
1304 availability of signbit insn.
1306 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
1307 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
1308 SSE mode is not active.
1309 (isinf<mode>2): Disable for mfpmath=sse,387.
1311 2007-07-22 Ben Elliston <bje@au.ibm.com>
1313 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
1315 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
1317 2007-07-20 Richard Guenther <rguenther@suse.de>
1319 * tree-cfg.c (verify_expr): COND_EXPRs can have any
1320 integral typed condition.
1321 * tree-ssa.c (useless_type_conversion_p): Do not preserve
1322 booleanness. Only preserve conversions from a non-base
1323 type to a base type, not in general between types with
1324 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
1325 * tree.def (COND_EXPR): Document that the condition
1326 can be of any integral type.
1328 2007-07-20 Nigel Stephens <nigel@mips.com>
1329 Richard Sandiford <richard@codesourcery.com>
1331 * config/mips/mips.h (mips_dwarf_regno): Declare.
1332 (DBX_REGISTER_NUMBER): Remove redundant brackets.
1333 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
1334 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
1335 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
1336 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
1337 (REG_CLASS_NAMES): Update accordingly.
1338 * config/mips/mips.c (mips_dwarf_regno): New array.
1339 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
1340 (mips_subword): Remove special handling for accumulator registers.
1341 (override_options): Initiailize mips_dwarf_regno. Remove use
1343 (mips_swap_registers): New function.
1344 (mips_conditional_register_usage): Swap accumulator registers
1345 around if TARGET_LITTLE_ENDIAN.
1346 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
1347 * config/mips/constraints.md (h, l): Use the endianness to choose
1348 between MD0_REG and MD1_REG.
1349 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
1350 alternative-dependent template.
1352 2007-07-20 Richard Sandiford <richard@codesourcery.com>
1354 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
1357 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1359 * function.c (thread_prologue_and_epilogue_insns): Fix exit
1360 predecessor fallthru flags.
1362 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1364 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
1365 of compare to the same type.
1366 * cfgloopmanip.c (add_loop): Update information about loop exits.
1367 (loop_version): Remove the innermost loop requirement.
1368 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
1369 to sizetype for pointers.
1371 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
1373 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
1374 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
1375 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
1377 * config/dfp-bit.c: Empty for TFmode conversions.
1379 2007-07-18 Caroline Tice <ctice@apple.com>
1381 * var-tracking.c (find_src_status): Check for COND_EXEC insns
1382 and handle them correctly; check that src is not NULL before
1384 (find_src_set_src): Likewise.
1386 2007-07-18 Bob Wilson <bob.wilson@acm.org>
1388 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
1389 (struct alignment_context, init_alignment_context): New.
1390 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
1391 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
1392 (XCHAL_HAVE_S32C1I): Likewise.
1393 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
1394 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
1395 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
1396 (ATOMIC, HQI): New macros.
1397 (memory_barrier, *memory_barrier): New.
1398 (sync_lock_releasesi): New.
1399 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
1400 (sync_lock_test_and_set<mode>): New.
1401 (sync_<atomic><mode>): New.
1402 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
1403 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
1404 (xtensa_expand_atomic): New.
1406 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1410 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
1411 transformation for builtin ISNORMAL.
1412 (expand_builtin): Handle BUILT_IN_ISNORMAL.
1413 * builtins.def (BUILT_IN_ISNORMAL): New.
1414 * doc/extend.texi: Document isnormal.
1416 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1420 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
1421 optabs infrastructure. Provide generic implementation for
1423 (expand_builtin): Handle FINITE/ISFINITE.
1424 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
1425 (fold_builtin_1): Likewise.
1427 * builtins.def (BUILT_IN_ISFINITE): New.
1429 * doc/extend.texi: Document isfinite.
1431 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1436 * builtins.c (expand_builtin_interclass_mathfn): Provide a
1437 generic fallback for isinf.
1438 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
1439 calculation code ...
1440 * real.c (get_max_float): ... to here.
1441 * real.h (get_max_float): New.
1443 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1447 * builtin-attrs.def (ATTR_TYPEGENERIC,
1448 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
1450 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
1451 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
1452 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
1453 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
1455 * c-common.c (handle_type_generic_attribute): New.
1456 (c_common_attribute_table): Add "type generic".
1458 * c-typeck.c (convert_arguments): Handle "type generic" functions.
1460 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
1462 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
1463 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
1466 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1469 * config/cris/cris.c (cris_print_index): Don't use XEXP before
1470 checking that the operand is an expression.
1472 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
1473 Danny Smith <dannysmith@users.sourceforge.net>
1476 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
1477 file mapping object in local namespace if Windows version later
1480 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1482 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
1483 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
1484 arm_cannot_force_const_mem.
1485 (arm_cannot_force_const_mem): New function.
1486 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
1487 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
1488 of arm_tls_referenced_p.
1489 * config/arm/arm.md (movsi): Split out-of-section constants when
1490 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
1491 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1493 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1495 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
1497 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1499 * config/mips/mips.md (*extendqihi2): Convert the destination
1502 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1504 * config/pa/fptr.c: Update license header.
1505 * config/pa/milli64.S: Likewise.
1507 2007-07-17 Nick Clifton <nickc@redhat.com>
1509 * COPYING_v3: New file. Contains version 3 of the GNU General
1511 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
1512 Lesser General Public License.
1513 * doc/include/gpl_v3.texi: New file. Contains version 3 of
1514 the GNU General Public License.
1516 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
1518 PR rtl-optimization/32773
1519 * cfglayout.c (force_one_exit_fallthru): New function.
1520 (cfg_layout_finalize): Use it.
1522 2007-07-16 Richard Guenther <rguenther@suse.de>
1523 Uros Bizjak <ubizjak@gmail.com>
1525 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
1526 before forcing it to gimple operand.
1528 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
1529 David Ung <davidu@mips.com>
1531 * config/mips/mips.h (TUNE_24K): Define.
1532 (TUNE_MACC_CHAINS): Add TUNE_24K.
1533 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
1535 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
1536 (r74k_int_madd): .. this new reservation.
1537 (define_bypass): Fixed bypasses for r74k_int_madd to use
1539 * config/mips/24k.md (define_bypass): Define new
1540 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
1542 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
1543 Nigel Stephens <nigel@mips.com>
1545 * config/mips/mips.md: Include 20kc.md.
1546 * config/mips/20kc.md: New file.
1547 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
1548 (mips_adjust_cost): Tweak for 20Kc.
1549 (mips_issue_rate): Likewise.
1550 * config/mips/mips.h (TUNE_20KC): Define.
1552 2007-07-16 David Edelsohn <edelsohn@gnu.og>
1554 * config/rs6000/rs6000.c (struct processor_cost): Add
1555 cache_line_size, l1_cache_lines, and simultaneous_prefetches
1557 (*_cost): Add cache information.
1558 (rs6000_override_options): Set cache parameters.
1560 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1563 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
1564 * doc/install.texi (mips-sgi-irix6): pthread support works now.
1566 2007-07-16 Paul Brook <paul@codesourcery.com>
1569 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
1570 (cirrus_thumb2_movsi_insn): Ditto.
1572 2007-07-15 Geoffrey Keating <geoffk@apple.com>
1574 * config/rs6000/darwin-fallback.c (interpret_libc): Change
1577 2007-07-15 Andrew Haley <aph@redhat.com>
1579 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
1580 before looking in the context.
1582 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1586 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
1587 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
1588 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
1589 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
1590 to generate .CALLINFO statement.
1591 (hppa_expand_prologue): Set rp_saved.
1592 (hppa_expand_epilogue): Use rp_saved.
1593 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
1594 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
1596 2007-07-14 Dirk Mueller <dmueller@suse.de>
1598 * omega.c (coalesce): Fix memory leak on early exit.
1599 * matrix-reorg.c (check_allocation_function): Likewise.
1600 * tree-vect-transform.c (vect_get_new_vect_var): free result
1602 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1603 pass pointer to edge vector
1604 (partition_hot_cold_basic_blocks): Fix memory leak.
1605 * collect2.c (prefix_from_string): Free temporary storage.
1606 * reload1.c (fixup_abnormal_edges): Free sbitmap.
1608 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
1610 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
1611 (DO_GLOBAL_DTORS_BODY): Likewise.
1613 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
1614 Nigel Stephens <nigel@mips.com>
1616 * config/mips/mips.c (mips_classify_symbol): Don't return
1617 SYMBOL_SMALL_DATA for constant pool addresses if
1618 TARGET_EMBEDDED_DATA is true.
1620 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
1622 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
1623 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
1624 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
1625 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
1626 __builtin_ia32_storehps, __builtin_ia32_storelps,
1627 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
1628 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
1629 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
1630 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
1631 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
1632 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
1633 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
1634 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
1635 using def_builtin_const.
1637 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
1639 PR tree-optimization/32705
1640 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
1641 (simplify_binary_expression): Use SSA_VAL consistently.
1643 2007-07-13 David Edelsohn <edelsohn@gnu.org>
1645 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
1646 (SPEFSCR_REGNO): Delete definition.
1647 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
1648 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1649 * config/rs6000/rs6000.h: Do not define *_REGNO.
1650 LINK_REGISTER_REGNUM -> LR_REGNO.
1651 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1652 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
1653 COUNT_REGISTER_REGNUM -> CTR_REGNO.
1654 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
1655 R_VRSAVE, R_VSCR. Use them.
1656 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
1657 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
1658 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
1659 * config/rs6000/aix.h: Define R_LR. Use it.
1661 2007-07-13 Caroline Tice <ctice@apple.com>
1663 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
1664 flag_var_tracking is explicitly turned off (i.e. when variable
1665 tracking is not feasible); otherwise, turn flag_var_tracking on when
1666 flag_var_tracking_uninit is on.
1667 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
1668 note definitions, to allow recording of initialization status in the
1670 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
1671 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
1672 determine if two note locations are equal.
1673 (output_loc_list): Don't output list entries whose start & end labels
1675 (reg_loc_descriptor): Add parameter for initialization status; pass it
1676 to other loc descriptor functions.
1677 (one_reg_loc_descriptor): Add parameter for initialization status;
1678 check its value and add DW_OP_GNU_uninit to returned loc descr if
1680 (multiple_reg_loc_descriptor): Add parameter for initialization
1682 pass init status argument to other loc descriptor functions; check
1683 value of intialization parameter and add DW_OP_GNU_uninit to returned
1684 loc descr if appropriate.
1685 (based_loc_descr): Add parameter for initialization status; add new
1686 variable for return value; check value of initialization parameter and
1687 add DW_OP_GNU_uninit to returned loc descr if appropriate.
1688 (concatn_mem_loc_descriptor): Add parameter for initialization status;
1689 pass init status argument to other loc descriptor functions; check
1690 value of intialization parameter and add DW_OP_GNU_uninit to returned
1691 loc descr if appropriate.
1692 (mem_loc_descriptor): Likewise.
1693 (concat_loc_descriptor): Likewise.
1694 (concatn_loc_descriptor): Likewise.
1695 (loc_descriptor): Add parameter for initialization status; pass it as
1696 argument to other loc descriptor function calls.
1697 (loc_descriptor_from_tree_1): Add appropriate initialization status
1698 to loc descriptor function calls.
1699 (add_location_or_const_value_attribute): Get initialization status
1700 from VAR_LOCATION note; add initialization status to loc descriptor
1702 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
1703 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
1704 status is uninitialized, add "[uninint]" to output.
1705 * common.opt (fvar-tracking-uninit): New option, similar to
1706 fvar-tracking, to turn on tracking of uninitialized variables; creates
1707 a new global flag, flag_var_tracking_uninit.
1708 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
1709 (enum var_init_status): New type, for var initialization status field.
1710 * var-tracking.c (struct location_chain_def): Two new fields, init,
1711 for initialization status, and set_src for the assignment value expr.
1712 (unshare_variable): New parameter for initialization status;
1713 initialize new init and set_src fields.
1714 (var_reg_set): New parameters for initialization status and value;
1715 pass them to set_variable_part.
1716 (var_mem_set): Likewise.
1717 (get_init_value): New function.
1718 (var_reg_delete_and_set): New initialization status & value
1719 parameters; add call to get_init_value if status is unknown; pass new
1720 parameters to clobber_variable_part and var_reg_set.
1721 (var_mem_delete_and_set): Likewise.
1722 (var_reg_delete): Pass null set_src value to clobber_variable_part.
1723 (var_mem_delete): Likewise.
1724 (variable_union): Pass status to unshare_variable; initialize new init
1725 and set_src fields. If flag_var_tracking_uninit is not set, force
1726 status to initialized.
1727 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
1728 used later to get the set_src value.
1729 (find_src_status): New function.
1730 (find_src_set_src): New function.
1731 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
1732 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
1733 MO_SET, get set_src value and pass it to var_reg_delete_and_set
1734 and var_mem_delete_and_set.
1735 (dump_variable): Print out "[uninit]" if appropriate.
1736 (set_variable_part): Add new initialization and set_src parameters;
1737 pass status to unshare_variable; set node->init and node- >set_src
1738 fields and modify slot in hash table appropriately; save the init and
1739 set_src values if appropriate and assign to the new node.
1740 (clobber_variable_part): New set_src parameter; if two nodes have
1741 same variable and same location but different set_src (assignment)
1742 values, clobber old node.
1743 (delete_variable_part): Pass init status to unshare_variable.
1744 (emit_note_insn_var_location): Add initialized var; assign var's init
1745 status to new 'initialized'; pass new init status field to calls to
1746 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
1747 status to initialized.
1748 (emit_notes_in_bb): Pass initialization status to calls to
1749 var_reg_set, var_mem_set, var_reg_delete_and_set and
1750 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
1751 var_reg_delete_and_set and var_mem_delete_and_set; call
1752 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
1753 make up for change in add_stores.
1754 (vt_add_function_parameters): Add status to calls to
1756 * config/darwin.c (darwin_override_options): Turn on uninitialized
1757 tracking automatically, if var_tracking is on and the system is
1760 2007-07-13 Sa Liu <saliu@de.ibm.com>
1762 * config.gcc: Add options for arch and tune on SPU.
1763 * config/spu/predicates.md: Add constant operands 0 and 1.
1764 * config/spu/spu-builtins.def: Add builtins for double precision
1765 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
1766 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
1768 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
1770 * config/spu/spu-protos.h: Add new function prototypes.
1771 * config/spu/spu.c (spu_override_options): Check options -march and
1773 (spu_comp_icode): Add comparison code for DFmode and vector mode.
1774 (spu_emit_branch_or_set): Use the new code for DFmode and vector
1776 (spu_const_from_int): New. Create a vector constant from 4 ints.
1777 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
1778 (spu_emit_vector_compare): New. Emit vector compare.
1779 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
1780 * config/spu/spu.h: Add options -march and -mtune. Define processor
1781 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
1782 CANONICALIZE_COMPARISON.
1783 * config/spu/spu.md: Add new insns for double precision compare
1784 and double precision vector compare. Add vcond and smax/smin patterns
1785 to enable DFmode vector conditional expression.
1786 * config/spu/spu.opt: Add options -march and -mtune.
1787 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
1788 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
1789 both CELL and CELLEDP targets: spu_testsv.
1790 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
1793 2007-07-13 Richard Guenther <rguenther@suse.de>
1795 PR tree-optimization/32721
1796 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
1797 TREE_THIS_VOLATILE on the folded reference.
1798 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
1799 if the array reference has TREE_THIS_VOLATILE set.
1801 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
1804 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
1806 2007-07-13 Andreas Schwab <schwab@suse.de>
1808 * gengtype-lex.l: Allow declarations to be indented.
1810 2007-07-12 Geoffrey Keating <geoffk@apple.com>
1812 * ginclude/tgmath.h: New.
1813 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
1814 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
1815 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
1816 * configure: Regenerate.
1818 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
1820 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
1821 correct index when setting register save state for xd
1824 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
1826 * config/sh/sh.c (mark_use): Remove.
1828 2007-07-12 Paul Brook <paul@codesourcery.com>
1830 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
1831 reg does not overlap return value.
1833 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
1835 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
1836 (set_expression_vuses): Ditto.
1837 (init_pre): Initialize expression_vuses.
1839 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1841 * config/i386/sse.md (storentdf, storentsf): New.
1843 2007-07-12 Geoffrey Keating <geoffk@apple.com>
1845 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
1847 * tree.c (build_decl_stat): Move code from here...
1848 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
1849 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
1850 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
1851 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
1852 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
1855 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
1856 Devang Patel <dpatel@apple.com>
1858 PR tree-optimization/25413
1859 * targhooks.c (default_builtin_vector_alignment_reachable): New.
1860 * targhooks.h (default_builtin_vector_alignment_reachable): New.
1861 * tree.h (contains_packed_reference): New.
1862 * expr.c (contains_packed_reference): New.
1863 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
1864 (vect_enhance_data_refs_alignment): Call
1865 vector_alignment_reachable_p.
1866 * target.h (vector_alignment_reachable): New builtin.
1867 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
1868 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
1869 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
1871 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
1873 * target.h (builtin_vectorization_cost): Add new target builtin.
1874 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
1875 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
1876 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
1877 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
1878 uninitialized variables.
1879 * tree-vect-transform.c (cost_for_stmt): New function.
1880 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
1881 using cost 1 for all scalar stmts. Be less conservative when
1882 estimating the number of prologue/epulogue iterations. Call
1883 targetm.vectorize.builtin_vectorization_cost. Return
1884 min_profitable_iters-1.
1885 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
1886 initialization cost instead of TARG_VEC_STMT_COST. Use
1887 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
1888 epilogue code. Fix epilogue cost computation.
1889 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
1890 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
1891 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
1892 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
1893 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
1894 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
1896 2007-07-12 Richard Guenther <rguenther@suse.de>
1898 * gimplify.c (gimplify_conversion): Make sure that the result
1899 from maybe_fold_offset_to_reference is trivially convertible
1900 to the desired type before doing the simplification.
1901 (gimplify_expr): Likewise.
1902 * fold-const.c (fold_binary): Use the correct types for
1903 building the simplified expression.
1905 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1907 PR rtl-optimization/32729
1908 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
1909 that fallthru to exit.
1911 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
1913 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
1914 (symDTPOFF2reg): Likewise.
1916 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
1918 PR tree-optimization/32663
1920 * tree.h (VALUE_HANDLE_VUSES): Remove.
1921 (struct tree_value_handle): Remove vuses.
1923 * tree-vn.c (create_value_handle_for_expr): Don't set
1926 * tree-ssa-pre.c (expression_vuses): New.
1927 (alloc_expression_id): Set up expression_vuses.
1928 (get_expression_vuses): New.
1929 (set_expression_vuses): Ditto.
1930 (clear_expression_ids): Modify for expression_vuses.
1931 (phi_translate_1): Ditto.
1932 (phi_translate_set): Ditto.
1933 (value_dies_in_block_x): Ditto
1934 (valid_in_sets): Ditto.
1935 (add_to_sets): Ditto.
1936 (find_existing_value_expr): Ditto.
1937 (create_value_handle_for_expr): Ditto.
1938 (make_values_for_stmt): Ditto.
1939 (vuse_equiv): Remove.
1941 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
1943 * Makefile.in (mostlyclean): Remove object files.
1945 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1947 * toplev.c (no_new_pseudos): Deleted.
1948 * rtl.h (no_new_pseudos): Deleted.
1949 * tree-pass.h (pass_no_new_pseudos): Deleted.
1950 * passes.c (pass_no_new_pseudos): Deleted.
1951 * final.c (rest_of_clean_state): Removed no_new_pseudos.
1952 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
1953 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
1955 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
1956 * rtlhooks.c (gen_lowpart_general): Ditto.
1957 * optabs.c (prepare_operand): Ditto.
1958 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
1960 * modulo-sched.c (rest_of_handle_sms): Ditto.
1961 * see.c (rest_of_handle_see): Ditto.
1962 * ifcvt.c (if_convert): Ditto.
1963 (gate_handle_if_after_combine): Replaced no_new_pseudos with
1965 * init-regs.c (gate_initialize_regs): Deleted set of
1967 * lower-subreg.c (decompose_multiword_subregs): Ditto.
1968 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
1969 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
1971 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
1974 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
1975 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
1976 (*vec_extractv2di_1_rex64): New insn pattern.
1978 2007-07-11 David Daney <ddaney@avtrex.com>
1980 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
1981 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
1982 for SIGNAL_UNWIND_RETURN_COLUMN.
1983 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
1984 (DWARF_FRAME_REGNUM): Rewrite.
1985 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
1987 2007-07-11 Nick Clifton <nickc@redhat.com>
1989 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
1990 delta and use gen_int_mode in place of GET_INT instead.
1992 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
1994 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
1997 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
1999 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
2000 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
2002 * params.h (VERIFY_CANONICAL_TYPES): Remove.
2003 (USE_CANONICAL_TYPES): New.
2004 * doc/invoke.texi (verify-canonical-types): Remove.
2005 (use-canonical-types): Add.
2007 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
2009 * config/spu/spu.c (spu_optimization_options): Remove setting of
2010 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
2011 (spu_override_options): Move it here.
2013 2007-07-11 Richard Sandiford <richard@codesourcery.com>
2015 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
2016 * config/mips/mips.c (mips_cpu_info_table): Mention
2017 MIPS_ISA_LEVEL_SPEC in the comment.
2019 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
2021 PR tree-optimization/32713
2022 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
2024 2007-07-11 Paolo Carlini <pcarlini@suse.de>
2027 * c-opts.c (c_common_post_options): Do not change flag_complex_method
2028 conditional to flag_isoc99.
2029 (c_common_init_options): Do it here, unconditionally.
2031 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
2033 PR tree-optimization/32589
2034 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
2035 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
2036 * tree-ssa-propagate.c (valid_gimple_expression_p): New
2037 predicate, extracted from...
2038 (set_rhs): ...here. Call it for the expression on entry.
2039 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
2040 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
2041 (simplify_binary_expression): Use valid_gimple_expression_p
2042 to validate the simplification.
2043 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
2045 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
2047 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
2048 DWARF2_DEBUG on 32 bit target too.
2049 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
2051 2007-07-11 Nick Clifton <nickc@redhat.com>
2053 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
2054 version for 64-bit hosts.
2056 2007-07-10 David Daney <ddaney@avtrex.com>
2058 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
2060 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
2062 * config/mips/mips.c (mips_expand_synci_loop): New function.
2063 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
2064 (UNSPEC_RDHWR): Same.
2065 (UNSPEC_SYNCI): Same.
2066 (UNSPEC_SYNC): Same.
2067 (clear_cache): New expand.
2071 (clear_hazard): Same.
2072 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
2074 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
2075 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
2077 2007-07-10 Ian Lance Taylor <iant@google.com>
2079 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
2082 2007-07-10 David Daney <ddaney@avtrex.com>
2084 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
2085 * builtins.c (expand_builtin___clear_cache): New function.
2086 (expand_builtin): Call expand_builtin___clear_cache for
2087 BUILT_IN_CLEAR_CACHE case.
2088 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
2089 * doc/md.texi (clear_cache): Document new instruction pattern.
2090 * testsuite/gcc.dg/builtins-64.c: New test.
2092 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
2094 * config/cris/cris.md ("movsi"): Fix typo in last change.
2096 2007-07-09 Geoffrey Keating <geoffk@apple.com>
2099 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
2101 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
2102 * varasm.c (assemble_start_function): Honor DECL_ALIGN
2103 for FUNCTION_DECLs. Don't use align_functions_log if
2105 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
2106 even for FUNCTION_DECLs.
2107 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
2109 * tree.h (DECL_ALIGN): Update for new location of 'align'.
2110 (DECL_FUNCTION_CODE): Update for new location and name of
2112 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
2113 (struct tree_decl_common): Move 'align' and 'off_align' out
2114 of union, ensure they're still on a 32-bit boundary. Remove
2115 other fields in union 'u1'.
2116 (struct tree_function_decl): Add field 'function_code' replacing
2117 'u1.f' in tree_decl_common.
2118 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
2119 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
2120 (Variable Attributes): Cross-reference 'aligned' attribute
2121 to Function Attributes.
2122 * flags.h (force_align_functions_log): Delete.
2123 * toplev.c (force_align_functions_log): Delete.
2125 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
2128 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
2129 (*vec_concatv2di_rex): New insn pattern.
2131 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2134 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
2136 2007-07-10 Ian Lance Taylor <iant@google.com>
2138 Replace no_new_pseudos in backends.
2139 * rtl.h (can_create_pseudo_p): Define.
2140 * config/darwin.c (machopic_indirect_data_reference): Use
2141 can_create_pseudo_p () instead of no_new_pseudos.
2142 (machopic_indirect_data_reference): Likewise.
2143 (machopic_legitimize_pic_address): Likewise.
2144 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
2145 (alpha_emit_set_const_1): Likewise.
2146 (alpha_emit_set_const): Likewise.
2147 (alpha_emit_conditional_move): Likewise.
2148 (alpha_split_conditional_move): Likewise.
2149 * config/alpha/alpha.md (various splitters): Likewise.
2151 * config/arm/arm.c (legitimize_pic_address): Likewise.
2152 (arm_load_pic_register): Likewise.
2153 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
2154 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
2155 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
2156 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
2157 * config/cris/cris.md (movsi): Likewise.
2158 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
2159 (symGOTOFF2reg_hilo): Likewise.
2160 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
2161 * config/h8300/h8300.md (insv, extzv): Likewise.
2162 * config/i386/i386.c (ix86_expand_move): Likewise.
2163 (ix86_expand_vector_move): Likewise.
2164 (ix86_prepare_fp_compare_args): Likewise.
2165 (ix86_expand_carry_flag_compare): Likewise.
2166 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
2167 (tls_dynamic_gnu2_combine_32): Likewise.
2168 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
2169 * config/ia64/ia64.c (ia64_expand_move): Likewise.
2170 (ia64_expand_movxf_movrf): Likewise.
2171 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
2172 (m32c_split_move): Likewise.
2173 (m32c_expand_insv): Likewise.
2174 * config/m68k/m68k.md (movsi): Likewise.
2175 * config/mips/mips.c (mips_force_temporary): Likewise.
2176 (mips_split_symbol): Likewise.
2177 (mips_move_integer): Likewise.
2178 (mips_legitimize_const_move): Likewise.
2179 * config/mn10300/mn10300.md (movsi): Likewise.
2180 * config/pa/pa.c (emit_move_sequence): Likewise.
2181 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2182 (rs6000_got_register): Likewise.
2183 (create_TOC_reference): Likewise.
2184 (rs6000_machopic_legitimize_pic_address): Likewise.
2185 * config/rs6000/rs6000.md (add<mode>3): Likewise.
2186 (various splitters): Likewise.
2187 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
2188 (movsi_got): Likewise.
2189 * config/s390/s390.c (emit_symbolic_move): Likewise.
2190 * config/s390/s390.md (movhi, movqi): Likewise.
2191 (load_multiple, store_multiple): Likewise.
2192 * config/score/score.c (score_force_temporary): Likewise.
2193 * config/sh/sh.c (prepare_move_operands): Likewise.
2194 (prepare_cbranch_operands): Likewise.
2195 (emit_fpu_switch): Likewise.
2196 (fpscr_set_from_mem): Likewise.
2197 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
2198 (adddi3, subsi3): Likewise.
2199 (various splitters): Likewise.
2200 (divsi_inv_fp_combine): Likewise.
2201 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
2202 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
2204 * config/sh/predicates.md (xor_operand): Likewise.
2205 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
2206 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
2207 (movdi_pic_label_ref): Likewise.
2208 * config/spu/spu.c (spu_split_immediate): Likewise.
2209 * config/alpha/alpha.md (various splitters): Remove test
2210 !no_new_pseudos || reload_completed.
2211 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
2213 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2214 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2215 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2216 * config/score/score.c (th_output_mi_thunk): Likewise.
2217 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2218 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2220 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
2222 PR rtl-optimization/32664
2223 * mode-switching.c (create_pre_exit): Skip barrier insns.
2225 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
2227 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
2228 force_gimple_operand_bsi.
2229 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
2230 rewrite_use_compare): Ditto.
2231 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
2233 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
2234 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
2235 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
2236 * tree-profile.c (prepare_instrumented_value,
2237 tree_gen_interval_profiler, tree_gen_pow2_profiler,
2238 tree_gen_one_value_profiler, tree_gen_ic_profiler,
2239 tree_gen_ic_func_profiler, tree_gen_average_profiler,
2240 tree_gen_ior_profiler): Ditto.
2241 * tree-ssa-reassoc.c (negate_value): Ditto.
2242 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
2243 Use force_gimple_operand_bsi.
2244 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
2245 * tree-if-conv.c (add_to_dst_predicate_list,
2246 find_phi_replacement_condition): Ditto.
2247 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
2248 Call mark_symbols_for_renaming for new statements.
2249 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
2251 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
2253 * cfghooks.c (remove_edge): New function.
2254 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
2256 * cfghooks.h (remove_edge): Declare.
2257 * cfg.c (remove_edge): Renamed to remove_edge_raw.
2258 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
2260 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
2262 * optabs.h: Added declaration for signbit_optab.
2263 * optabs.c: (init_optabs): Added initialization for signbit_optab.
2264 * genoptinit.c (optabs): Added entry for signbit insns.
2265 * builtins.c (expand_builtin_signbit): Added code to use a signbit
2267 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
2268 * config/s390/s390.md (signbit<mode>2): New expander.
2270 2007-07-09 Richard Guenther <rguenther@suse.de>
2273 * fold-const.c (fold_plusminus_mult_expr): Move constant
2274 arguments second to allow decomposing.
2276 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
2279 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
2281 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2282 Disregard DECL_FROM_INLINE.
2284 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
2287 * doc/invoke.texi: Add ftree-reassoc flag.
2288 * common.opt (ftree-reassoc): New flag.
2289 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
2290 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
2292 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
2294 PR tree-optimization/32681
2295 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
2296 saved in second_edge->aux when first_bb is a loop header.
2298 2007-07-09 Jan HUbicka <jh@suse.cz>
2300 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
2302 2007-07-09 Richard Guenther <rguenther@suse.de>
2304 * c-decl.c (start_function): Do not promote return type.
2306 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
2308 * function.c (do_warn_unused_parameter): Do not warn if
2309 TREE_NO_WARNING is set.
2311 2007-07-08 Andreas Schwab <schwab@suse.de>
2313 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
2315 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
2318 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
2320 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
2321 apply to assembly language, too.
2322 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
2324 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
2326 Revert (note the sccvn portions are *not* reverted)
2327 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
2329 Fix PR tree-optimization/23488
2331 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
2333 * tree-flow-inline.h (get_value_handle): Ditto.
2334 * tree-ssa-pre.c (decl_vh_map): New.
2335 (decl_node_pool): New.
2336 (can_value_number_operation): Support DECL_P.
2337 (can_PRE_operation): Ditto.
2338 (create_expression_by_pieces): Ditto.
2339 (find_existing_value_expr): Modify to differnetiate between
2340 addressing and top level.
2341 (create_value_handle_for_expr): Handle DECL's.
2342 (poolify_tree): Ditto.
2343 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
2344 (make_values_for_stmt): Handle DECL's properly.
2345 (init_pre): Reorg to not init useless things during FRE.
2347 * tree-flow.h: Include pointer-set.h.
2348 (decl_vh_map): Declare.
2349 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
2351 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
2353 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
2354 the constraint description.
2355 * doc/md.texi: Update documentation of AVR constraints.
2357 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
2359 * auto-inc-dec.c, config/arm/arm.c,
2360 config/m32r/constraints.md, config/mips/mips.md,
2361 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
2362 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
2363 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
2364 typos. Follow spelling conventions.
2365 * doc/invoke.texi, doc/rtl.texi: Fix typos.
2367 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2368 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2370 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
2371 realloc_vuse): Remove.
2372 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
2375 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
2377 Fix PR tree-optimization/23488
2379 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
2380 (try_to_simplify): Ditto.
2382 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
2384 * tree-flow-inline.h (get_value_handle): Ditto.
2385 * tree-ssa-pre.c (decl_vh_map): New.
2386 (decl_node_pool): New.
2387 (can_value_number_operation): Support DECL_P.
2388 (can_PRE_operation): Ditto.
2389 (create_expression_by_pieces): Ditto.
2390 (find_existing_value_expr): Modify to differnetiate between
2391 addressing and top level.
2392 (create_value_handle_for_expr): Handle DECL's.
2393 (poolify_tree): Ditto.
2394 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
2395 (make_values_for_stmt): Handle DECL's properly.
2396 (init_pre): Reorg to not init useless things during FRE.
2398 * tree-flow.h: Include pointer-set.h.
2399 (decl_vh_map): Declare.
2400 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
2402 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
2404 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
2405 apply to assembly language, too.
2406 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
2408 2007-07-06 Ian Lance Taylor <iant@google.com>
2409 Zack Weinberg <zackw@panix.com>
2412 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
2414 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2416 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
2417 (prefetch): Likewise if "pref" would be used.
2419 2007-07-06 Josh Conner <jconner@apple.com>
2423 * calls.c (store_one_arg): Handle arguments which are partially
2424 on the stack when detecting argument overlap.
2426 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
2428 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
2429 chosen during find_reloads.
2431 2007-07-06 Richard Guenther <rguenther@suse.de>
2433 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
2434 TYPE_ARG_TYPES for verification of argument types. Use
2435 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
2436 parameters as variable arguments.
2438 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
2440 * libgcc2.h (word_type): Type definition removed.
2441 (cmp_return_type, shift_count_type): Type definitions added.
2442 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
2443 replaced with shift_count_type.
2444 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
2446 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
2447 changed from word_type to Wtype.
2448 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
2449 replaced with shift_count_type.
2450 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
2452 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
2453 and libgcc_shift_count attribute added.
2454 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
2455 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
2456 (TARGET_INITIALIZER): New target hooks added.
2457 * targhooks.c (default_libgcc_cmp_return_mode,
2458 default_libgcc_shift_count_mode): Default implementations for the new
2460 * targhooks.h (default_libgcc_cmp_return_mode,
2461 default_libgcc_shift_count_mode): Function prototypes added.
2462 * target.h (struct gcc_target): Fields for the new target hooks added.
2463 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
2465 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
2468 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
2469 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
2471 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
2472 s390_libgcc_shift_count_mode): Functions added.
2473 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
2474 Target hooks defined.
2476 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2478 * config/mips/mips.c (compute_frame_size): Restore the original
2479 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
2480 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
2481 Document why the difference is needed.
2483 2007-07-06 Richard Guenther <rguenther@suse.de>
2485 * c-common.c (boolean_increment): Use correctly typed
2488 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2490 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
2491 the topmost argument register is not also included in the save mask.
2492 (mips16e_collect_argument_save_p): Take a pointer to the argument
2493 register, rather than a pointer to the number of arguments.
2494 (mips16e_collect_argument_saves): Only include argument saves
2495 that aren't in the register mask.
2497 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
2499 PR rtl-optimization/32450
2500 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
2501 to ensure that instructions are not moved into the prologue when
2502 profiling is on. Remove unused prologue_end variable.
2503 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
2504 as a scheduling barrier.
2506 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
2509 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2510 Disregard DECL_FROM_INLINE.
2512 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
2514 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
2515 IORing with a constant.
2517 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
2519 PR rtl-optimization/32475
2520 * df-scan.c (df_def_record_1): Add a use of the stack pointer
2521 for every definition of the stack pointer.
2523 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
2525 * arm.c (vfp3_const_double_index): Copy signed results of
2526 REAL_VALUE_TO_INT into unsigned vars.
2528 2007-07-05 Richard Guenther <rguenther@suse.de>
2531 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
2533 * tree-ssa.c (useless_type_conversion_p): Check canonical
2536 2007-07-05 Anatoly Sokolov <aesok@post.ru>
2538 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
2539 zero_extendhisi2): Change to define_insn_and_split.
2540 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
2542 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
2544 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
2545 pass_match_asm_constraints): New.
2546 * passes.c (init_optimization_passes): Add new pass.
2547 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
2548 * function.h (struct function): Add has_asm_statement bit.
2549 (current_function_has_asm_statement): New.
2550 * tree-pass.h (pass_match_asm_constraints): New.
2552 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
2554 * config/mips/mips.c (mips_file_start): Avoid declaration
2557 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2559 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
2561 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
2563 * rtl.def (NOTE): Change print format string to print
2564 operand 5 as a note insn name.
2566 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2567 David Ung <davidu@mips.com>
2569 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
2570 * doc/invoke.texi: (MIPS Options): Document them.
2572 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
2573 David Ung <davidu@mips.com>
2575 Add support for SmartMIPS ASE.
2577 * optabs.c (expand_binop_directly): New, broken out from...
2578 (expand_binop): Here. Make it try rotating in the other
2579 direction even when the second operand isn't constant.
2580 * config/mips/mips.md (*lwxs): New.
2581 * config/mips/mips.opt (msmartmips): New.
2582 * config/mips/mips.c (mips_lwxs_address_p): New.
2583 (mips_rtx_costs): Make it recognize scaled indexed addressing.
2584 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2585 __mips_smartmips when compiling for TARGET_SMARTMIPS.
2586 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
2587 (ISA_HAS_LWXS): New.
2588 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
2589 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
2590 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
2591 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
2592 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
2593 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
2594 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
2596 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
2598 * tree-vectorizer.c (new_loop_vec_info): Initialize
2599 LOOP_VINFO_COST_MODEL_MIN_ITERS.
2600 * tree-vectorizer.h (_loop_vec_info): Added new filed
2601 min_profitable_iters.
2602 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
2603 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
2604 * tree-vect-analyze.c (vect_analyze_operations): Set
2605 LOOP_VINFO_COST_MODEL_MIN_ITERS.
2606 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
2607 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
2608 Fix calculation of peel_iters_prologue. Move consideration of epilogue
2609 and prologue cost to after they are computed.
2610 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
2612 (vect_model_simple_cost): Takes additional argument dt. Consider cost
2613 of creating vectors from scalars according to dt.
2614 (vect_model_store_cost): Likewise.
2615 (vectorizable_call): Use dt array instead of scalar dt. Call
2616 vect_model_simple_cost with additional argument dt.
2617 (vectorizable_assignment): Likewise.
2618 (vectorizable_operation): Likewise.
2619 (vectorizable_type_demotion): Likewise.
2620 (vectorizable_type_promotion): Likewise.
2621 (vectorizable_store): Use dt array instead of scalar dt. Call
2622 vect_model_store_cost with additional argument dt.
2623 (vect_do_peeling_for_loop_bound): Don't call
2624 vect_estimate_min_profitable_iters. Instead, lookup
2625 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
2626 "may not be profitable".
2628 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
2631 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
2632 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
2633 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
2634 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
2636 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
2638 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
2639 addressing modes cheaper.
2641 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
2643 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
2644 (dw_ranges_struct): Rename block_num to num. Adjust.
2645 (dw_ranges_by_label_struct): New.
2646 (ranges_by_label, ranges_by_label_allocated,
2647 ranges_by_label_in_use): New variables.
2648 (add_ranges_num): Factored most of the code out of...
2649 (add_ranges): ... this one. Rewrite in terms of the former.
2650 (add_ranges_by_labels): New.
2651 (output_ranges): Output by-label ranges.
2652 (dwarf2out_finish): Output range for multiple-section
2653 compile_unit. Output standard DW_AT_low_pc in addition to
2654 unexpected DW_AT_entry_pc.
2656 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
2658 PR tree-optimization/32604
2659 PR tree-optimization/32606
2661 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
2662 (compute_antic_safe): Removed.
2663 (ANTIC_SAFE_LOADS): Ditto.
2664 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
2665 (execute_pre): Don't call compute_antic_safe.
2666 (vuse_equiv): New function.
2667 (make_values_for_stmt): Use it
2668 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
2671 2007-07-04 Anatoly Sokolov <aesok@post.ru>
2674 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
2676 (avr_attribute_table): Make "naked" attribute apply to function types
2677 rather than to decls.
2678 (avr_handle_fntype_attribute): New function.
2680 2007-07-04 Joseph Myers <joseph@codesourcery.com>
2682 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
2685 2007-07-04 David Ung <davidu@mips.com>
2686 Joseph Myers <joseph@codesourcery.com>
2688 * config/mips/mips.md (type): Add logical, signext and move.
2689 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
2690 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
2691 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
2692 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
2693 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
2694 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
2695 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
2696 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
2697 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
2698 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
2699 movv2sf_hardfloat_64bit): Use the new types.
2700 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
2701 *movdf_softfloat, *movdf_mips16): Use "multi".
2702 (extendqihi2): Replace with a define_expand.
2703 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
2704 Based on extend<SHORT:mode><GPR:mode>2 patterns.
2705 * config/mips/74k.md (r74k_int_logical): New reservation and
2707 (r74k_int_arith): Remove "slt".
2708 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
2709 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
2710 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
2711 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
2712 reservations for "arith".
2714 2007-07-04 Richard Guenther <rguenther@suse.de>
2716 * tree-ssa.c (useless_type_conversion_p): Add handling for
2717 scalar float and vector types. Only call the types_compatible_p
2718 langhook for aggregate types as last resort. Follow the
2721 2007-07-04 Richard Guenther <rguenther@suse.de>
2723 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
2724 the same as NOP_EXPR.
2726 2007-07-04 Nick Clifton <nickc@redhat.com>
2728 * target.h (struct gcc_target): Add target_help field.
2729 * target-def.h (TARGET_HELP): New.
2730 (TARGET_INITIALIZER): Use TARGET_HELP.
2731 * opts.c (command_handle_option): Invoke target_help function, if
2732 defined, when the user has specified --target-help on the command
2734 * doc/invoke.texi: Mention that --target-help might print
2735 additional information.
2736 * doc/tm.texi: Document TARGET_HELP hook.
2738 * arm.c (TARGET_HELP): Override default definition.
2739 (arm_target_help): New - display a wrapped list of cores and
2740 architectures supported.
2742 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
2744 * config/gcc/v850/v850.c (expand_prologue): Make sure
2745 GEN_INT() argument is sign extended rather than zero extended.
2746 (expand_epilogue): Likewise.
2747 (output_move_double): Delete.
2748 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
2749 * config/gcc/v850/v850.md (movdi): Delete.
2750 (*movdi_internal): Delete.
2752 (*movdf_internal): Delete.
2754 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2756 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
2757 unless compiling RTP PIC.
2759 2007-07-04 Richard Guenther <rguenther@suse.de>
2761 PR tree-optimization/32482
2762 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
2763 original ssa name if we didn't find a shift expression.
2764 Fix shift constant for bit zero test.
2766 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2768 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
2770 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2772 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
2773 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
2774 * config/arm/vxworks.h (ASM_SPEC): Delete.
2775 (SUBTARGET_EXTRA_ASM_SPEC): Define.
2777 2007-07-04 Sebastian Pop <sebpop@gmail.com>
2779 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
2780 (DDR_REVERSED_P): New.
2781 * tree-data-ref.c (initialize_data_dependence_relation,
2782 build_classic_dist_vector): Set DDR_REVERSED_P.
2784 2007-07-04 Sebastian Pop <sebpop@gmail.com>
2787 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
2788 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
2789 init_omega_for_ddr_1): Use non conservative number of iterations
2791 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
2792 (analyze_siv_subscript): Remove FIXME and reinitialization of
2793 last_conflicts to chrec_dont_know.
2794 * testsuite/gfortran.dg/vect/pr32457.f90: New.
2796 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
2798 * tree.c (maybe_canonicalize_argtypes): Improve description.
2800 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
2802 * tree.c (maybe_canonicalize_argtypes): New.
2803 (build_function_type): Set canonical type.
2804 (build_method_type_directly): Ditto.
2805 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
2808 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2810 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
2812 (rewrite_use_nonlinear_expr): Likewise.
2814 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
2816 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
2818 2007-07-04 Ben Elliston <bje@au.ibm.com>
2820 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
2823 * c-objc-common.c (c_types_compatible_p): Fix indentation.
2825 * doc/tm.texi (Run-time Target): Capitalise "CPU".
2826 (Exception Handling): Likewise.
2828 2007-07-03 Jan Hubicka <jh@suse.cz>
2830 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
2832 2007-07-03 Eric Christopher <echristo@apple.com>
2834 * doc/cppopts.texi: Add conflicting option note to -dM.
2835 * doc/invoke.texi: Add note about possible conflicts with
2836 -E for -dCHARS and note that -dM will not produce
2837 any results if there is no machine dependent reorg.
2839 2007-07-03 Geoffrey Keating <geoffk@apple.com>
2841 * tree.h (DECL_ALIGN): Back out previous change.
2843 2007-07-03 Joseph Myers <joseph@codesourcery.com>
2845 * configure.ac: Test for .dtprelword support on MIPS.
2846 * configure, config.in: Regenerate.
2847 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
2848 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
2850 2007-07-03 Julian Brown <julian@codesourcery.com>
2852 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
2853 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
2854 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
2855 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
2857 (all_fpus): Add FPUTYPE_VFP3.
2858 (fp_model_for_fpu): Add VFPv3 field.
2859 (arm_rtx_costs_1): Give cost to VFPv3 constants.
2860 (vfp3_const_double_index): New function. Return integer index of
2861 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
2863 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
2864 and argument represents a valid RTX for a VFPv3 constant.
2865 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
2867 (vfp_emit_fstmd): Similar, for fstmd.
2868 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
2869 constants, represented as integer indices.
2870 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
2871 VFP_REGNO_OK_FOR_DOUBLE macros.
2872 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
2873 (arm_file_start): Set float-abi attribute for VFPv3, and output
2874 correct ".fpu" assembler directive.
2875 (arm_dbx_register_numbering): Add FIXME.
2876 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
2877 (fputype): Add FPUTYPE_VFP3.
2878 (FIXED_REGISTERS): Add 32 registers for D16-D31.
2879 (CALL_USED_REGISTERS): Likewise.
2880 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
2881 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
2882 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
2883 (D7_VFP_REGNUM): New.
2884 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
2885 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
2886 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
2887 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
2888 (REG_ALLOC_ORDER): Adjust for VFPv3.
2889 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
2890 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
2891 VFP_LO_REGS, VFP_HI_REGS.
2892 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
2893 (IS_VFP_CLASS): Define macro.
2894 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
2896 (REGISTER_MOVE_COST): Likewise.
2897 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
2898 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
2899 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
2900 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
2901 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
2902 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
2903 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
2904 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
2905 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
2906 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
2907 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
2908 where appropriate for single-word registers.
2909 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
2910 As above. Fix type attributes.
2911 * config/arm/constraints.md (register_contraint "t"): Define.
2912 (register_constraint "w"): Change to D0-D15, or D0-D31 for
2914 (register_constraint "x"): Define.
2915 (constraint "Dv"): Define.
2917 2007-07-03 Geoffrey Keating <geoffk@apple.com>
2919 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
2921 2007-07-03 Tom Tromey <tromey@redhat.com>
2923 * c-parser.c (objc_pq_context): Removed.
2924 (objc_need_raw_identifier): Likewise.
2925 (c_parser) <objc_pq_context>: New field.
2926 <objc_need_raw_identifier>: Likewise.
2927 (OBJC_NEED_RAW_IDENTIFIER): Removed.
2928 (c_lex_one_token): Update.
2929 (c_parser_objc_protocol_definition): Update.
2930 (c_parser_objc_method_definition): Update.
2931 (c_parser_objc_methodproto): Update.
2932 (c_parser_declspecs): Update.
2934 2007-07-03 David Ung <davidu@mips.com>
2936 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
2938 2007-07-03 David Ung <davidu@mips.com>
2939 Richard Sandiford <richard@codesourcery.com>
2941 * doc/invoke.texi: Document -march=74kf3_2.
2942 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
2943 (TUNE_74K): Check for it.
2944 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
2945 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
2946 * config/mips/mips.md (cpu): Add 74kf3_2.
2947 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
2948 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
2949 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
2950 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
2951 74kf3_2 to the CPU list.
2952 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
2953 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
2954 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
2955 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
2956 (r74kf3_2_fxfer_from_c1): New insn reservations.
2958 2007-07-03 Richard Sandiford <richard@codesourcery.com>
2959 David Ung <davidu@mips.com>
2961 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
2962 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
2963 and 74k[fx]. Document aliases for the new options.
2964 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
2965 (PROCESSOR_24KF2_1): ...this.
2966 (PROCESSOR_24KX): Rename to...
2967 (PROCESSOR_24KF1_1): ...this.
2968 (PROCESSOR_74KF): Rename to...
2969 (PROCESSOR_74KF2_1): ...this.
2970 (PROCESSOR_74KX): Rename to...
2971 (PROCESSOR_74KF1_1): ...this.
2972 (TUNE_74K): Update PROCESSOR_* names.
2973 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
2974 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
2975 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
2976 (mips_rtx_cost_data): Update processor names in comments.
2977 (mips_issue_rate): Update PROCESSOR_* names.
2978 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
2979 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
2980 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
2981 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
2982 Update cpu attribute names.
2983 (r24k_fpu_iss): Rename this reservation to...
2984 (r24kf2_1_fpu_iss): ...this and update all uses.
2985 (r24kx_fpu_iss): Rename this reservation to...
2986 (r24kf1_1_fpu_iss): ...this and update all uses.
2987 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
2988 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
2989 Update cpu attribute names.
2991 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
2993 * config/m32r/constraints.md: New file.
2994 * config/m32r/m32r.c: Include tm-constrs.h.
2995 (small_data_operand): Use satisfies_constraint_* instead of macro.
2996 (addr24_operand, gen_compare): Likewise.
2997 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
2998 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
2999 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3000 EXTRA_CONSTRAINT): Likewise.
3001 * config/m32r/m32r.md: Include constraints.md.
3002 (*movsi_insn): Use satisfies_constraint_* instead of macro.
3003 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
3004 * config/m32r/predicates.md (conditional_move_operand): Likewise.
3005 (two_insn_const_operand, int8_operand, uint16_operand,
3006 reg_or_int16_operand, reg_or_uint16_operand,
3007 reg_or_cmp_int16_operand, cmp_int16_operand,
3008 seth_add3_operand): Likewise.
3010 2007-07-03 Eric Christopher <echristo@gmail.com>
3012 * libgcc2.h: Conditionally declare __bswapsi2 and
3015 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
3017 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
3020 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3023 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
3024 (__gthrw_pragma): Provide default definition.
3026 * gthr-posix.c (__gthrw_pragma): Define.
3028 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
3030 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
3031 before declaring inequality.
3033 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
3035 * combine.c (recog_for_combine): Log the success or failure of
3036 matching new insn patterns against the machine description in
3039 2007-07-03 Revital Eres <eres@il.ibm.com>
3041 * ddg.c (print_sccs): New function.
3042 (check_sccs): New function.
3043 (create_ddg_all_sccs): Use it.
3044 * ddg.h (print_sccs): Declare.
3045 * modulo-sched.c (sms_order_nodes): Call print_sccs.
3047 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
3049 * targhooks.h (default_mode_for_suffix): New function declaration.
3050 * targhooks.c (default_mode_for_suffix): New default target hook.
3051 * target.h (struct c): New structure in the targetm struct.
3052 (mode_for_suffix): New target hook as part of struct c.
3053 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
3054 default_mode_for_suffix.
3055 (TARGET_C): New define.
3056 * c-lex.c: Include "target.h".
3057 (interpret_float): Use targetm.c.mode_for_suffix to determine
3058 the mode for a given non-standard suffix.
3059 Makefile.in (c-lex.o): Depend on $(TARGET_H).
3061 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
3062 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
3064 * doc/extend.texi (Floating Types): New node. Document __float80 and
3065 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
3067 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3070 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
3071 predicate instead of target_operand.
3072 (divsi3_i1_media, divsi3_media_2): Likewise.
3074 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
3076 * tree.h (alias_sets_might_conflict_p): Rename into
3077 alias_sets_must_conflict_p.
3078 * alias.c (alias_sets_might_conflict_p): Likewise.
3079 (alias_sets_conflict_p): Use it.
3080 (objects_must_conflict_p): Likewise.
3081 * c-common.c (strict_aliasing_warning): Adjust.
3083 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
3085 * rtlhooks.c (gen_lowpart_if_possible): Check for
3086 invalid subreg before calling gen_lowpart_SUBREG.
3088 2007-07-02 Geoffrey Keating <geoffk@apple.com>
3090 * config/darwin9.h: Add copyright notice.
3091 (LINK_COMMAND_SPEC): Add comment.
3092 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
3093 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
3094 DARWIN_LIBSYSTEM_HAS_UNWIND.
3096 2007-07-02 Jakub Jelinek <jakub@redhat.com>
3099 * omp-low.c (check_combined_parallel): New function.
3100 (lower_omp_parallel): Call it via walk_stmts, set
3101 OMP_PARALLEL_COMBINED if appropriate.
3102 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
3103 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
3104 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
3105 don't consider it as combined parallel.
3107 2007-07-02 Richard Sandiford <richard@codesourcery.com>
3109 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3110 (gcc_tooldir): Likewise.
3111 * configure: Regenerate.
3112 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3113 old configure.ac gcc_tooldir setting.
3114 (prefix_to_exec_prefix): New variable.
3115 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3116 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3118 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
3120 Fix PR tree-optimization/32583
3121 Fix PR tree-optimization/32584
3122 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
3123 (phi_translate_set): Use phi_translate directly now.
3124 (make_values_for_stmt): Don't value number RHS if we already know
3127 2007-07-02 Steve Ellcey <sje@cup.hp.com>
3128 Jim Wilson <wilson@specifix.com>
3131 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
3134 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
3135 Richard Sandiford <richard@codesourcery.com>
3136 Nigel Stephens <nigel@mips.com>
3138 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
3139 (mips16e_output_save_restore): Declare.
3140 (mips16e_save_restore_pattern_p): Likewise.
3141 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
3142 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
3143 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
3144 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
3145 (BITSET_P): New global macro, extracted from...
3146 (mips_for_each_saved_reg): ...here.
3147 (mips16e_save_restore_info): New struct.
3148 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
3149 (mips16e_save_restore_regs): New variable.
3150 (mips_split_plus, mips16e_find_first_register): New functions.
3151 (mips16e_mask_registers): New function.
3152 (compute_frame_size): Expand the commentary before the function.
3153 Enforce the MIPS16e save and restore register range restrictions.
3154 Pad the general register save area at the low end.
3155 (mips16e_save_restore_reg, mips16e_build_save_restore)
3156 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
3157 (mips16e_output_save_restore, mips16e_collect_propagate_value)
3158 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
3160 (mips_expand_prologue, mips_expand_epilogue): Handle
3161 GENERATE_MIPS16E_SAVE_RESTORE.
3162 * config/mips/mips.md (*mips16e_save_restore): New pattern.
3164 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
3166 PR tree-optimization/31966
3167 PR tree-optimization/32533
3168 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
3169 "basic_block" description as its third argument. Update function
3170 calls to get destination bb from "edge" argument. Save "cond" into
3171 aux field of the edge. Update prototype for changed arguments.
3172 (if_convertible_loop_p): Clear aux field of incoming edges if bb
3174 (find_phi_replacement_condition): Operate on incoming edges, not
3175 on predecessor blocks. If there is a condition saved in the
3176 incoming edge aux field, AND it with incoming bb predicate.
3177 Return source bb of the first edge.
3178 (clean_predicate_lists): Clean aux field of outgoing node edges.
3179 (tree_if_conversion): Do not initialize cond variable. Move
3180 variable declaration into the loop.
3181 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
3182 initializations of new_stmt, arg0 and arg1 variables.
3184 2007-07-02 Jakub Jelinek <jakub@redhat.com>
3186 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
3187 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
3189 2007-07-02 Richard Guenther <rguenther@suse.de>
3191 * tree-ssa.c (useless_type_conversion_p): Document
3192 future intent as defining the middle-end type system.
3193 Re-structure to call langhook last, group by type class,
3194 mark questionable parts.
3196 2007-07-02 Richard Guenther <rguenther@suse.de>
3198 * tree-flow.h (types_compatible_p): Declare.
3199 * tree-ssa.c (types_compatible_p): New function.
3200 * ipa-type-escape.c (discover_unique_type): Use
3201 types_compatible_p instead of lang_hooks.types_compatible_p.
3202 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
3203 * tree-vn.c (expressions_equal_p): Likewise.
3204 * tree.c (fields_compatible_p): Likewise.
3205 * tree-ssa-dom.c (avail_expr_eq): Likewise.
3206 (cprop_operand): Use useless_type_conversion_p instead of
3207 lang_hooks.types_compatible_p.
3208 * tree-inline.c (setup_one_parameter): Likewise.
3209 (declare_return_variable): Likewise.
3210 * tree-nrv.c (tree_nrv): Likewise.
3211 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
3212 (maybe_fold_offset_to_component_ref): Likewise.
3213 (maybe_fold_offset_to_reference): Likewise.
3214 * tree-ssa-copy.c (may_propagate_copy): Likewise.
3215 (merge_alias_info): Likewise.
3216 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
3217 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3218 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
3219 * tree-tailcall.c (find_tail_calls): Likewise.
3220 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
3221 * gimplify.c (canonicalize_addr_expr): Likewise.
3222 (fold_indirect_ref_rhs): Likewise.
3223 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
3224 (cpt_same_type): Likewise.
3225 (check_pointer_types_r): Swap parameters to cpt_same_type
3227 * fold-const.c (fold_convert): Revert fix for PR15988.
3228 * tree-inline.c (setup_one_parameter): Instead fix it here by
3229 using fold_build1 instead of fold_convert and checking for
3230 error_mark_node. Convert only if the conversion is necessary.
3232 2007-07-02 Joseph Myers <joseph@codesourcery.com>
3234 * configure.ac: Check for .gnu_attribute on Power.
3235 * configure: Regenerate.
3236 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
3237 attribute for floating-point ABI.
3239 2007-07-02 Ira Rosen <irar@il.ibm.com>
3241 PR tree-optimization/32230
3242 PR tree-optimization/32477
3243 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
3244 address is a constant.
3246 2007-07-02 Richard Sandiford <richard@codesourcery.com>
3248 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
3249 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
3250 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
3251 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
3252 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
3253 64-bit targets. Add support for *-elfoabi*.
3254 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
3255 different settings if $(tm_defines) does not select the EABI.
3256 (MULTILIB_EXCLUSIONS): Define in those circumstances.
3257 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
3258 (MIPS_ARCH_OPTION_SPEC): Likewise.
3259 (MIPS_ISA_LEVEL_SPEC): Likewise.
3260 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
3261 * config/mips/elfoabi.h: New file.
3263 2007-07-02 Richard Guenther <rguenther@suse.de>
3265 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
3266 (useless_type_conversion_p): ... this.
3267 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
3268 (useless_type_conversion_p): ... this.
3269 * builtins.c (fold_builtin_memory_op): Rename
3270 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
3271 * tree-cfg.c (verify_expr): Likewise.
3272 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
3273 * tree-ssa-ccp.c (ccp_fold): Likewise.
3274 * tree-ssa-copy.c (may_propagate_copy): Likewise.
3275 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
3276 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
3277 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
3278 * tree-ssa-pre.c (eliminate): Likewise.
3279 * tree-ssa.c (delete_tree_ssa): Likewise.
3280 (tree_ssa_useless_type_conversion): Likewise.
3281 * tree.c (build2_stat): Likewise.
3283 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
3285 Fix PR tree-optimization/32571
3286 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
3289 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
3291 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
3292 and other expected operations explicitly, change default to
3295 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
3297 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
3299 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3300 (tls_load_dot_plus_eight): Move the label number into the unspec.
3301 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
3303 2007-07-01 Andreas Schwab <schwab@suse.de>
3305 * dwarf2out.c (initial_return_save): Define only if used.
3307 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
3309 Unreverting Richard's Revert of:
3311 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3313 * dce.c (deletable_insn_p_1): New function, split out from...
3314 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3315 specially, not those inside PARALLELs. Remove BODY argument
3316 and adjust recursive call accordingly.
3317 (prescan_insns_for_dce): Update call to delete_insn_p.
3319 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
3320 Revital Eres <eres@il.ibm.com>
3322 * ddg.c (create_ddg_all_sccs): Fix missed
3323 initialization of scc_nodes.
3325 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
3328 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
3329 X + ~X to 1 only for INTEGRAL_TYPE_P type.
3331 2007-06-30 Joseph Myers <joseph@codesourcery.com>
3333 * configure.ac: Check for .gnu_attribute on MIPS.
3334 * configure, config.in: Regenerate.
3335 * config/mips/mips.c (mips_file_start): If supported, output
3336 attribute for floating-point ABI.
3338 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
3341 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
3342 (ffs_cmove): New expander to expand using ctz pattern.
3343 (*ffs_cmove): Remove pattern.
3344 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
3345 (ffsdi2): Expand using ctz pattern.
3346 (*ffs_rex64): Remove pattern.
3348 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3350 PR rtl-optimization/32296
3351 * pa.md (return): Delete pattern.
3352 (return_internal): Remove "(const_int 1)" from pattern.
3353 (epilogue): Use return_internal pattern for trivial returns.
3354 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
3355 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
3357 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
3359 * tree-ssa-pre.c (is_exception_related): New function
3360 (can_value_number_operation): Use it.
3362 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
3364 Fix PR tree-optimization/32540
3365 Fix PR tree-optimization/31651
3367 * tree-ssa-sccvn.c: New file.
3369 * tree-ssa-sccvn.h: Ditto.
3371 * tree-vn.c: Include tree-ssa-sccvn.h
3372 (val_expr_paid_d): Removed.
3373 (value_table): Ditto.
3374 (vn_compute): Ditto.
3375 (val_expr_pair_hash): Ditto.
3376 (val_expr_pair_expr_eq): Ditto.
3377 (copy_vuses_from_stmt): Ditto.
3380 (shared_vuses_from_stmt): Ditto.
3381 (print_creation_to_file): Moved up.
3382 (sort_vuses): Ditto.
3383 (sort_vuses_heap): Ditto.
3384 (set_value_handle): Make non-static.
3385 (make_value_handle): Ditto.
3386 (vn_add): Rewritten to use sccvn lookups.
3387 (vn_add_with_vuses): Ditto.
3388 (vn_lookup): Ditto (and second argument removed).
3389 (vn_lookup_with_vuses): Ditto.
3390 (vn_lookup_or_add): Ditto (and second argument removed);
3391 (vn_lookup_or_add_with_vuses): Ditto.
3392 (vn_lookup_with_stmt): New.
3393 (vn_lookup_or_add_with_stmt): Ditto.
3394 (create_value_handle_for_expr): Ditto.
3396 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
3397 (seen_during_translate): New function.
3398 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
3399 (phi_trans_add): Ditto.
3400 (constant_expr_p): FIELD_DECL is always constant.
3401 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
3402 Use constant_expr_p.
3403 Avoid infinite recursion on mutually valued expressions.
3404 Change callers of vn_lookup_or_add.
3405 (phi_translate): New function.
3406 (compute_antic_safe): Allow phi nodes.
3407 (create_component_ref_by_pieces): Update for FIELD_DECL change.
3408 (find_or_generate_expression): Rewrite slightly.
3409 (create_expression_by_pieces): Updated for vn_lookup_or_add
3411 Update VN_INFO for new names.
3412 (insert_into_preds_of_block): Update for new names.
3413 (add_to_exp_gen): New function.
3414 (add_to_sets): Use vn_lookup_or_add_with_stmt.
3415 (find_existing_value_expr): Rewrite to changed vn_lookup.
3416 (create_value_expr_from): Ditto, and use add_to_exp_gen.
3417 (try_look_through_load): Removed.
3418 (try_combine_conversion): Ditto.
3419 (get_sccvn_value): New function.
3420 (make_values_for_phi): Ditto.
3421 (make_values_for_stmt): Ditto.
3422 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
3424 (init_pre): Update for SCCVN changes.
3426 (execute_pre): Ditto.
3428 * tree-flow.h (make_value_handle): Declare.
3429 (set_value_handle): Ditto.
3430 (sort_vuses_heap): Ditto.
3431 (vn_lookup_or_add_with_stmt): Ditto.
3432 (vn_lookup_with_stmt): Ditto.
3433 (vn_compute): Remove.
3436 (vn_lookup): Update arguments.
3438 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
3440 (tree-ssa-sccvn.o): New.
3441 (OBJS-common): Add tree-ssa-sccvn.o
3443 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3446 * c-typeck.c (build_external_ref): Don't mark as used if called
3448 * calls.c (rtx_for_function_call): Likewise.
3450 2007-06-30 Richard Sandiford <richard@codesourcery.com>
3454 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3456 * dce.c (deletable_insn_p_1): New function, split out from...
3457 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3458 specially, not those inside PARALLELs. Remove BODY argument
3459 and adjust recursive call accordingly.
3460 (prescan_insns_for_dce): Update call to delete_insn_p.
3462 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
3464 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
3465 (try_combine): Move potential calls to undo_all() so they happen
3466 before we commit to using the combined insns.
3468 2006-06-30 Jan Hubicka <jh@suse.cz>
3470 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
3473 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
3475 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
3476 (cgraph_remove_unreachable_nodes): Likewise.
3477 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
3478 * ipa-inline.c (update_caller_keys): Cast according to the coding
3480 (cgraph_decide_recursive_inlining): Likewise.
3481 (cgraph_decide_inlining_of_small_function): Likewise.
3482 (try_inline): Likewise.
3483 (cgraph_decide_inlining_incrementally): Likewise.
3484 * ipa-pure-const.c (get_function_state): Likewise.
3485 (scan_function): Likewise.
3486 (analyze_function): Likewise.
3487 (static_execute): Likewise.
3488 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
3489 (merge_callee_local_info): Likewise.
3490 (analyze_function): Use type safe memory macros.
3491 (static_execute): Likewise. Cast according to the coding conventions.
3492 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
3494 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
3496 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
3497 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
3500 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3503 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
3504 for complex modes (both int and real).
3506 2007-06-29 Jan Hubicka <jh@suse.cz>
3508 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
3510 2007-06-29 Jan Hubicka <jh@suse.cz>
3513 * cse.c (cse_insn): Avoid invalid sharing in between register note and
3516 2007-06-29 Anatoly Sokolov <aesok@post.ru>
3519 * config/avr/avr.c: Include dataflow header file.
3520 (expand_prologue): Adjust for prologue insn change.
3521 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
3524 2007-06-29 Richard Guenther <rguenther@suse.de>
3527 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
3528 during type verification.
3530 2007-06-29 Jan Hubicka <jh@suse.cz>
3532 * recog.c (validate_change_rtx_1): Unshare TO argument.
3534 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
3536 PR tree-optimization/24659
3537 * tree-vect-transform.c (vectorizable_call): Handle
3538 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
3540 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
3541 * config/i386/i386.c (enum ix86_builtins)
3542 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
3543 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
3545 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
3546 const using def_builtin_const.
3547 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
3548 input operands in the same modes as the result.
3549 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
3551 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
3553 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
3554 (df_set_dead_notes_for_mw): Likewise.
3556 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
3558 * c-common.c (pointer_int_sum): Do the negation in sizetype.
3560 2007-06-28 DJ Delorie <dj@redhat.com>
3562 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
3564 2007-06-28 Geoffrey Keating <geoffk@apple.com>
3566 * doc/invoke.texi (C++ Dialect Options): Document
3567 fvisibility-ms-compat.
3568 * c.opt (fvisibility-ms-compat): New.
3570 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3573 * tree-affine.c (aff_combination_add_elt): Handle
3574 pointer addition specially.
3576 2007-06-28 Jakub Jelinek <jakub@redhat.com>
3578 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
3579 decl is non-external for AIX ABI.
3581 2007-06-28 David Edelsohn <edelsohn@gnu.org>
3583 * config/rs6000/predicates.md (current_file_function_operand):
3584 Ensure the symbol is non-external for AIX ABI.
3586 2007-06-28 Nick Clifton <nickc@redhat.com>
3588 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
3589 (fdce, fdse, fpredictive-commoning): Likewise.
3591 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3594 * gcc.c (process_command): Recognize the new -static-libgfortran
3597 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
3600 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
3601 Use a call clobbered hard reg instead of a pseudo reg.
3603 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
3605 * config/sh/sh.md (load_gbr): Use correct operand constraint.
3607 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
3610 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
3611 REG_LIBCALL and REG_RETVAL notes.
3612 (divsi3, mulsi3): Likewise.
3613 (mulhisi3): Likewise. Use emit_libcall_block.
3614 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
3616 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
3618 PR rtl-optimization/32481
3619 * combine.c (adjust_for_new_dest): Rescan the changed insn.
3621 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3623 * dce.c (deletable_insn_p_1): New function, split out from...
3624 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3625 specially, not those inside PARALLELs. Remove BODY argument
3626 and adjust recursive call accordingly.
3627 (prescan_insns_for_dce): Update call to delete_insn_p.
3629 2007-06-27 Richard Guenther <rguenther@suse.de>
3632 * tree.h (fold_convertible_p): Declare.
3633 * fold-const.c (fold_convertible_p): New function.
3634 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
3635 instead of lang_hooks.types_compatible_p.
3637 2007-06-26 Jan Hubicka <jh@suse.cz>
3639 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
3640 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
3641 early use validate_unshare_change.
3642 (reload_combine): Likewise.
3643 * recog.c (change_t): New field unshare.
3644 (validate_change_1): Rename from validate_change; add argument unshare.
3645 (validate_change): Turn into wrapper of validate_change_1; update
3646 prototype for bools.
3647 (validate_unshare_change): New.
3648 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
3649 calls of df_insn_rescan.
3650 * recog.h (validate_change): Replace ints by bools.
3651 (validate_unshare_change): Declare.
3653 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3655 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
3657 2007-06-26 Steve Ellcey <sje@cup.hp.com>
3659 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
3661 2007-06-25 Jan Hubicka <jh@suse.cz>
3663 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
3665 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
3666 cgraph_decide_inlining_incrementally): Move uninlinability checks to
3667 places other call site specific checks are performed.
3669 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3672 * tree-vect-transform.c (vectorizable_operation): Convert
3673 POINTER_PLUS_EXPR over to PLUS_EXPR.
3675 2007-06-25 Chao-ying Fu <fu@mips.com>
3677 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
3678 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
3679 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3680 Document GET_MODE_IBIT, and GET_MODE_FBIT.
3682 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
3683 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3684 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
3685 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
3686 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
3687 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
3688 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
3689 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
3690 ALL_FIXED_POINT_MODE_P): New define.
3691 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3693 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
3695 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
3696 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3697 MODE_VECTOR_UACCUM): New mode classes.
3699 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
3700 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
3701 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
3704 * genmodes.c (struct mode_data): Add ibit and fbit fields.
3705 (blank_mode): Initialize ibit and fbit.
3706 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
3707 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3709 (new_adjust): Change required_class to required_class_from and
3710 required_class_to for testing within a range.
3711 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3712 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3714 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
3715 (make_fixed_point_mode): New.
3716 (_ADD_ADJUST): Change C to C1 and C2.
3717 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
3718 use a range for machine classes.
3719 (ADJUST_IBIT, ADJUST_FBIT): New.
3720 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
3722 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
3723 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3724 Emit adjustment for ibit and fbit.
3725 (emit_mode_ibit, emit_mode_fbit): New.
3726 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
3728 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
3730 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
3731 as the source of the set.
3733 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
3735 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
3736 FP_REGNO_P): Use IN_RANGE.
3737 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
3738 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
3739 (DATA_REG_P): Use DATA_REGNO_P.
3740 (FP_REG_P): Use FP_REGNO_P.
3741 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
3742 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
3743 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
3745 2007-06-24 Jan Hubicka <jh@suse.cz>
3748 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
3750 2007-06-24 Sebastian Pop <sebpop@gmail.com>
3753 * fold-const.c (fold_binary): Strip nops of operand 0
3754 of BIT_NOT_EXPR before calling operand_equal_p.
3755 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
3756 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
3758 2007-06-23 Mark Mitchell <mark@codesourcery.com>
3760 * doc/extend.texi: Document that dllimport and dllexport imply
3762 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
3763 imported or exported declaration, including type declarations.
3764 * c-common.c (handle_visibility_attribute): Check for conflicts
3765 with dllimport/dllexport.
3766 (c_determine_visibility): Handle dllimport/dllexport as an
3767 explicit visibility atttribute.
3769 2007-06-23 Richard Guenther <rguenther@suse.de>
3771 PR tree-optimization/16876
3773 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
3775 * tree-inline.c (initialize_inlined_parameters): Do not call
3776 lang_hooks.tree_inlining.convert_parm_for_inlining.
3777 * cgraphbuild.c (initialize_inline_failed): Set inline failed
3778 reason for mismatched types.
3779 * gimplify.c (gimplify_call_expr): Verify the call expression
3780 arguments match the called function type signature. Otherwise
3781 mark the call expression to be not considered for inlining
3782 using CALL_CANNOT_INLINE_P flag.
3783 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
3784 edges call expression.
3785 (cgraph_decide_inlining_of_small_function): Likewise.
3786 (cgraph_decide_inlining): Likewise.
3787 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
3789 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
3790 * c-typeck.c (c_convert_parm_for_inlining): Remove.
3791 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
3793 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
3794 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
3796 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3797 convert_parm_for_inlining member.
3799 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
3802 * arm.md (negscc): Match the correct operand for optimized LT0 test.
3803 Remove optimization for GT.
3805 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
3808 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
3810 (prescan_insns_for_dce): Add extra parameter.
3812 2007-06-23 Jan Hubicka <jh@suse.cz>
3815 * gimplify.c (mark_addressable): New function.
3816 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
3818 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3821 * expr.c (store_constructor): Do not clobber non-zeroed memory.
3823 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3826 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
3827 moves between MMX/SSE registers to at least 8 units to prevent
3828 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
3830 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3832 * config/i386/i386.c (override_options): Correct x86_sahf
3835 2007-06-21 David Daney <ddaney@avtrex.com>
3838 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
3839 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
3840 (exception_receiver): Renamed to ...
3841 (nonlocal_goto_receiver): ... this.
3843 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
3845 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
3846 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
3847 partial register accesses.
3849 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
3851 * fold-const.c (debug_fold_checksum): Move it under
3852 ENABLE_FOLD_CHECKING.
3854 2007-06-21 Sebastian Pop <sebpop@gmail.com>
3857 * tree.h (debug_fold_checksum): Declared.
3858 * fold-const.c (build_fold_addr_expr_with_type_1): New.
3859 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
3860 build_fold_addr_expr_with_type_1.
3861 (fold_addr_expr, debug_fold_checksum): New.
3862 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
3863 (fold_unary, fold_comparison, split_address_to_core_and_offset):
3866 2007-06-21 Sebastian Pop <sebpop@gmail.com>
3868 PR tree-optimization/19590
3869 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
3870 of scev is a constant.
3871 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
3873 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3875 * df-problems.c (df_note_bb_compute): Made computation of live
3876 info consistent with df_lr.
3878 2007-06-21 Richard Guenther <rguenther@suse.de>
3880 PR tree-optimization/32453
3881 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
3882 for pointer anti-range.
3884 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
3886 * config/i386/i386.c (processor_target_table): Increase maximum
3887 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
3890 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
3891 byte alignment if > 8 byte alignment is preferred.
3892 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
3894 2007-06-21 Jakub Jelinek <jakub@redhat.com>
3896 PR tree-optimization/31866
3897 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
3898 if ASM_EXPR's input is not a SSA_NAME.
3901 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
3902 but decl is a global var, instead return decl.
3903 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
3904 even for is_global_var decls, if they are private in some outer
3907 2007-06-21 Richard Guenther <rguenther@suse.de>
3909 PR tree-optimization/32451
3910 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
3912 2007-06-21 Christian Bruel <christian.bruel@st.com>
3914 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
3915 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
3916 (push_regs): Changed saving order or banked registers.
3917 (sh_expand_epilogue): Likewise.
3918 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
3919 (FIRST_BANKED_REG): Likewise.
3920 (LAST_BANKED_REG): Likewise.
3921 * config/sh/sh.md (banked) New attribute.
3922 (in_delay_slot): Check banked attribute.
3924 2007-06-20 Sebastian Pop <sebpop@gmail.com>
3926 PR tree-optimization/32075
3927 * tree-data-ref.c (subscript_dependence_tester_1,
3928 analyze_miv_subscript, analyze_overlapping_iterations,
3929 add_distance_for_zero_overlaps, build_classic_dist_vector,
3930 subscript_dependence_tester_1, analyze_overlapping_iterations,
3931 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
3932 compute_affine_dependence, compute_all_dependences): Pass loop_nest
3933 to evolution_function_is_affine_multivariate_p.
3935 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3937 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
3939 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
3942 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
3944 * config/m32c/prologue.md (epilogue_exitd_16): New.
3945 (epilogue_reit_16): New.
3946 (epilogue_exitd): Rename to epilogue_exitd_24.
3947 (epilogue_reit): Rename to epilogue_reit_24.
3949 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
3950 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3952 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
3954 * haifa-sched.c (queue_to_ready): Don't requeue next insn
3955 if dbg_cnt (sched_insn) reaches the limit.
3956 (choose_ready): New parameter INSN_PTR and new return value.
3957 (schedule_block): Handle dbg_cnt (sched_insn). Handle
3958 the new return value from choose_ready.
3959 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
3960 (rest_of_handle_global_alloc): New global_alloc_at_func.
3962 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
3964 PR tree-optimization/25737
3965 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
3966 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
3967 * tree-flow.h (struct fieldoff): Add new field alias_set.
3968 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
3969 argument addressable_type. Set alias_set of fieldoff.
3970 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
3971 (create_overlap_variables_for): Pass alias_set from fieldoff to
3973 * alias.c (get_alias_set): Use alias_set from SFT if set.
3975 2007-06-20 Hui-May Chang <hm.chang@apple.com>
3977 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
3978 of a variable as an unsigned HOST_WIDE_INT integer.
3980 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
3982 PR rtl-optimization/32405
3983 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
3985 2007-06-20 Jakub Jelinek <jakub@redhat.com>
3987 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
3990 * builtins.c: Include diagnostic.h.
3991 (expand_builtin_expect): Make gcc_assert more permissive.
3992 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
3995 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
3999 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
4000 if ACCUMULATE_OUTGOING_ARGS.
4002 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4004 * config/m68hc11/m68hc11.c: Include dataflow header file.
4005 (m68hc11_reorg): Port to dataflow.
4007 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
4009 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
4010 (struct df_problem.free_blocks_on_set_blocks): New field.
4011 (struct dataflow.optional_p): New field.
4012 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
4013 (df_live_set_all_dirty): New function.
4014 * df-scan.c (df_scan_alloc): Initialize optional_p.
4015 (problem_SCAN): Initialize free_blocks_on_set_blocks.
4016 * df-core.c (df_set_blocks): Removed use of
4017 DF_FIRST_OPTIONAL_PROBLEM. Now uses
4018 df_problem.free_blocks_on_set_blocks to determine which blocks are
4020 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
4021 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
4022 uses dataflow.optional_p to determine if problem should be
4024 (rest_of_handle_df_initialize): Only start live problem if
4026 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
4027 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
4028 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
4029 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
4030 problem_NOTE): Initialize free_blocks_on_set_blocks.
4031 (df_lr_bb_local_compute): Recompute luids if df_live problem is
4033 (df_live_set_all_dirty, df_note_alloc): New function.
4034 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
4036 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
4037 * postreload.c (reload_combine): Ditto.
4038 * cse.c (cse_extended_basic_block): Ditto.
4039 * regmove.c (mark_flags_life_zones): Ditto.
4040 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
4041 erase_matching_seqs): Ditto.
4042 * bt-load.c (compute_defs_uses_and_gen): Ditto.
4043 * integrate (allocate_initial_values): Ditto.
4044 * combine.c (reg_dead_at_p): Ditto.
4045 * resource.c (mark_target_live_regs): Ditto.
4046 * sched-rgn.c (check_live_1, update_live_1): Ditto.
4047 * config/sh/sh.c (find_r0_life_regions): Ditto.
4048 * global.c (rest_of_handle_global_alloc): Only add back df_live
4050 * local-alloc.c (rest_of_handle_local_alloc): Only remove
4052 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
4054 (if_convert): Make sure df_live is there at -O == 1.
4055 (pass_if_after_combine): Cleanup flags.
4056 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
4057 is there at -O == 1.
4059 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
4061 * config/arm/arm.c (arm_get_frame_offsets): Set
4062 offsets->locals_base to avoid negative stack size.
4063 (thumb1_expand_prologue): Assert on negative stack size.
4065 2007-06-19 Sebastian Pop <sebpop@gmail.com>
4067 PR tree-optimization/32367
4068 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
4069 of the chrec has no evolution in that loop.
4070 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
4072 2007-06-19 Bob Wilson <bob.wilson@acm.org>
4074 * config/xtensa/xtensa.c: Include "df.h".
4075 (xtensa_builtin_saveregs): Use adjust_address instead of
4077 (xtensa_va_start): Invoke make_tree with sizetype for
4078 expand_builtin_saveregs and then convert the result to a pointer.
4079 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
4080 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
4081 Subtract argument size from index value as integers and then use
4082 POINTER_PLUS_EXPR to add the result to the array address.
4084 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4087 * config/m32c/m32c.c: Include dataflow header file.
4088 (m32c_emit_prologue): Adjust for prologue insn change.
4089 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
4090 once inside a PARALLEL. Assume frame size passed in operand 0
4091 includes space to save the fb register.
4092 (prologue_enter_24): Likewise.
4093 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
4095 2007-06-19 David Daney <ddaney@avtrex.com
4098 * config/mips/mips.md (cprestore): Mark $gp as used.
4100 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4103 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
4104 (frv_ifcvt_modify_insn): Likewise.
4106 2007-06-19 Richard Guenther <rguenther@suse.de>
4108 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
4109 only handle positive offsets that fit in a HOST_WIDE_INT.
4111 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
4113 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
4114 result of rsqrt insn for zero input argument to avoid NaN.
4116 2007-06-19 Richard Guenther <rguenther@suse.de>
4119 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
4121 2007-06-19 Jakub Jelinek <jakub@redhat.com>
4123 PR tree-optimization/32353
4124 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
4126 2007-06-19 Nick Clifton <nickc@redhat.com>
4128 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
4130 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
4133 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
4134 * config/i386/i386.c (assign_386_stack_local): Assert that
4135 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
4136 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
4137 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
4138 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
4140 2007-06-18 Steve Ellcey <sje@cup.hp.com>
4142 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
4144 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
4146 PR rtl-optimization/32321
4147 * gcse.c (replace_store_insn): Update the note before
4148 calling emit_insn_after.
4150 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
4153 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
4155 * df-problems.c (df_note_bb_compute): Fix dumping info.
4157 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
4159 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
4160 insn with emit_jump_insn.
4162 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
4164 PR tree-optimization/32383
4165 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
4166 * targhooks.h (default_builtin_reciprocal): Update prototype.
4167 * target.h (struct gcc_target): Update builtin_reciprocal.
4168 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
4169 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
4170 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
4171 when fndecl is in BUILT_IN_MD class.
4172 (execute_convert_to_rsqrt): Ditto.
4174 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
4175 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
4176 Convert BUILT_IN_SQRTF code only when md_fn is false.
4178 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
4180 * bt-load.c (move_btr_def): Fix the order of arguments
4181 to validate_replace_rtx.
4183 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
4185 * config/m68k/m68k-devices.def: Add 54450..54455.
4187 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
4189 PR rtl-optimization/32366
4190 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
4191 FLOAT_EXTEND]: Prevent non-scalar modes from entering
4194 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
4197 * modulo-sched (generate_reg_moves): Added rescan parameter and if
4198 this is true, rescan insn being modified.
4199 (sms_schedule): Added rescan parameter.
4200 (rest_of_handle_sms): Moved freeing of dominance info to before
4201 getting out of cfg_layout.
4203 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
4205 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
4206 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
4209 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
4210 FL_CF_EMAC from the entry for isac.
4212 * config/m68k/predicates.md (const_call_operand): Adjust comment.
4213 (const_sibcall_operand): New.
4214 (sibcall_operand): Use it.
4215 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
4216 (m68k_isas): ISAC does not imply FPU or EMAC.
4217 (override_options): Add ISA_C logic for symbolic jump & call.
4219 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4221 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
4222 return mode from the builtin itself.
4223 (sparc_fold_builtin): Fix cast of zero constant.
4225 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
4227 * targhooks.c (default_builtin_reciprocal): New default target hook.
4228 * targhooks.h (default_builtin_reciprocal): Add prototype.
4229 * hooks.c (hook_tree_tree_bool_null): Remove hook.
4230 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
4231 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
4232 default_builtin_reciprocal.
4234 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
4237 * hooks.c (hook_tree_tree_bool_null): New hook.
4238 * hooks.h (hook_tree_tree_bool_null): Add prototype.
4239 * tree-pass.h (pass_convert_to_rsqrt): Declare.
4240 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
4241 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
4242 and convert it to reciprocal a*rfunc(b).
4243 (execute_convert_to_rsqrt): New function.
4244 (gate_convert_to_rsqrt): New function.
4245 (pass_convert_to_rsqrt): New pass definition.
4246 * target.h (struct gcc_target): Add builtin_reciprocal.
4247 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
4248 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
4249 TARGET_BUILTIN_RECIPROCAL.
4250 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
4252 * config/i386/i386.h (TARGET_RECIP): New define.
4253 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
4254 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4255 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4256 and not optimizing for size.
4257 (*rcpsf2_sse): New insn pattern.
4258 (*rsqrtsf2_sse): Ditto.
4259 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
4260 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4261 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4262 and not optimizing for size.
4263 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
4264 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4265 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4266 and not optimizing for size.
4267 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
4268 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4269 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4270 and not optimizing for size.
4271 (*sse_rsqrtv4sf2): Do not export.
4273 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
4274 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4275 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4276 and not optimizing for size.
4278 * config/i386/i386.opt (mrecip): New option.
4279 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
4280 (ix86_emit_swsqrtsf): Ditto.
4281 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
4282 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
4284 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
4285 ix86_expand_unop1_builtin.
4286 (ix86_emit_swdivsf): New function.
4287 (ix86_emit_swsqrtsf): Ditto.
4288 (ix86_builtin_reciprocal): New function.
4289 (TARGET_BUILTIN_RECIPROCAL): Use it.
4290 (ix86_vectorize_builtin_conversion): Rename from
4291 ix86_builtin_conversion.
4292 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
4293 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
4294 "i386 and x86_64 Options" section.
4295 (Intel 386 and AMD x86_64 Options): Document -mrecip.
4297 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4298 Zdenek Dvorak <dvorakz@suse.cz>
4299 Richard Guenther <rguenther@suse.de>
4300 Kaz Kojima <kkojima@gcc.gnu.org>
4302 * tree-vrp.c (compare_values_warnv): Convert val2 to
4304 (extract_range_from_assert): Create
4305 POINTER_PLUS_EXPR for pointer types.
4306 (extract_range_from_binary_expr): Handle
4307 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
4309 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
4310 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
4311 POINTER_PLUS_EXPR as PLUS_EXPR.
4312 (number_of_iterations_lt_to_ne):
4313 For pointer types, use sizetype when
4314 creating MINUS_EXPR/PLUS_EXPRs.
4315 (assert_loop_rolls_lt): For pointer types, use sizetype when
4316 creating MINUS_EXPR/PLUS_EXPRs.
4317 (number_of_iterations_le): Likewise.
4318 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
4319 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
4320 like PLUS_EXPR and MINUS_EXPR.
4321 * tree-pretty-print.c (dump_generic_node): Handle
4323 (op_prio): Likewise.
4324 (op_symbol_1): Likewise.
4325 * optabs.c (optab_for_tree_code): Likewise.
4326 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
4328 * tree-tailcall.c (process_assignment): Mention
4329 POINTER_PLUS_EXPR in a TODO comment.
4330 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
4331 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
4332 not used with a pointer and an integer type.
4333 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
4334 increment using chrec_convert_rhs instead of chrec_convert.
4335 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
4336 PLUS_EXPR except for the right hand side's type will be
4338 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
4339 (fold_used_pointer_cast): Kill.
4340 (pointer_offset_p): Kill.
4341 (fold_used_pointer): Kill.
4342 (pointer_used_p): Kill.
4343 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
4344 call fold_used_pointer.
4345 (instantiate_parameters_1): Convert the increment
4346 using chrec_convert_rhs instead of chrec_convert.
4347 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
4348 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
4349 instead of PLUS_EXPR.
4350 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
4351 PLUS_EXPR for pointers.
4352 (std_gimplify_va_arg_expr): Likewise.
4353 (fold_builtin_memory_op): Likewise.
4354 (fold_builtin_strstr): Likewise.
4355 (fold_builtin_strchr): Likewise.
4356 (fold_builtin_strrchr): Likewise.
4357 (fold_builtin_strpbrk): Likewise.
4358 (expand_builtin_memory_chk): Likewise.
4359 (fold_builtin_memory_chk): Likewise.
4360 (std_expand_builtin_va_start): Use
4361 sizetype for the call to make_tree and then convert
4362 to the pointer type.
4363 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
4364 instead of PLUS_EXPR for adding to a pointer.
4365 (std_gimplify_va_arg_expr): Use fold_build2 for
4366 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
4367 the operands to sizetype first and then cast the BIT_AND_EXPR
4368 back to the pointer type.
4369 * fold-const.c (build_range_check): Handle pointer types
4371 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
4372 of PLUS_EXPR's. Make sure the offset is converted to
4374 (try_move_mult_to_index): Strip the NOPs from the offset.
4375 Remove code argument and replace all uses with PLUS_EXPR.
4376 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
4377 specially. Don't use a pointer type for MINUS_EXPR.
4378 (fold_unary): Handle for (T1)(X op Y),
4379 only p+ as that is the only as that can be handled for
4380 binary operators now.
4381 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
4383 <case PLUS_EXPR>: Add folding of PTR+INT into
4385 Don't call try_move_mult_to_index.
4386 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
4387 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
4388 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
4389 Don't call try_move_mult_to_index.
4390 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
4391 (tree_expr_nonzero_p): Likewise.
4392 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
4393 of PLUS_EXPR for the complex expression folding.
4394 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
4395 first chrec is a pointer type, then the second should
4396 be sizetype and not the first's type.
4397 For POINTER_PLUS_EXPR, use a different right hand side type.
4398 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4399 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
4400 different right hand side type.
4401 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4402 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
4403 instead of PLUS_EXPR.
4404 When either operand is zero, convert the other operand.
4405 (chrec_apply): Use chrec_convert_rhs
4406 on the argument x instead of chrec_convert.
4407 (reset_evolution_in_loop): For pointer types, the new_evol
4409 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
4410 different right hand side type.
4411 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4412 (chrec_convert_rhs): New function.
4413 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
4414 different right hand side type.
4415 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4416 * tree-chrec.h (chrec_convert_rhs): New prototype.
4417 (build_polynomial_chrec): For pointer types, the right hand
4418 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
4419 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
4420 Remove subtraction case as it is always addition now.
4421 Make sure the offset is converted to sizetype.
4422 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
4423 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
4424 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
4425 PLUS_EXPR in pointer type.
4426 Handle POINTER_PLUS_EXPR.
4427 (tree_to_aff_combination): Likewise.
4428 (force_expr_to_var_cost): Likewise.
4429 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
4430 instead of PLUS_EXPR for pointers.
4431 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
4432 instead of PLUS_EXPR of pointer types.
4433 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
4435 (check_va_list_escapes): Likewise.
4436 (check_all_va_list_escapes): Likewise.
4437 * dwarf2out.c (loc_descriptor_from_tree_1):
4438 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
4439 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
4440 (string_constant): Likewise.
4441 * tree-ssa-address.c (tree_mem_ref_addr): When adding
4442 the offset to the base, use POINTER_PLUS_EXPR.
4443 (add_to_parts): Convert the index to sizetype.
4444 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
4445 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
4446 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
4447 Offset only holds something for PLUS_EXPR.
4448 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
4450 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
4452 (analyze_accesses_for_modify_stmt): Likewise.
4453 Remove comment about the type being integral type as it is
4455 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
4457 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
4459 Correct the type which the artimentic is done in (is now
4462 * tree-data-ref.c (split_constant_offset): Handle
4464 * tree-affine.c (tree_to_aff_combination): Likewise.
4465 * c-typeck.c (build_unary_op): For pointers create the increment
4466 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
4468 * gimplify.c (gimplify_self_mod_expr): Create a
4469 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4470 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
4471 * tree.def (POINTER_PLUS_EXPR): New tree code.
4472 * tree-predcom.c (ref_at_iteration): If we have a pointer
4473 type do the multiplication in sizetype.
4474 * tree-mudflap.c (mf_xform_derefs_1): Create a
4475 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4476 * tree-ssa-forwprop.c
4477 (forward_propagate_addr_into_variable_array_index):
4478 Don't expect there to be a cast for the index as that
4479 does not exist anymore.
4480 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
4481 instead of PLUS_EXPR.
4482 Don't check for the first operand of the POINTER_PLUS_EXPR
4483 was the index as it cannot be.
4484 Call forward_propagate_addr_into_variable_array_index with
4485 the SSA_NAME instead of the statement.
4486 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
4487 (compare_constant): Likewise.
4488 (copy_constant): Likewise.
4489 (compute_reloc_for_constant): Likewise.
4490 (output_addressed_constants): Likewise.
4491 (initializer_constant_valid_p): Likewise.
4492 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
4493 Convert the MIN/MAX of the inner type to the outer
4494 type before comparing them.
4495 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
4496 POINTER_PLUS_EXPR instead of PLUS_EXPR.
4497 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
4498 of PLUS_EXPR for pointers.
4499 * tree-inline.c (estimate_num_insns_1): Handle
4501 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4502 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4503 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
4504 instead of PLUS_EXPR for the pointer increment statement.
4505 (vect_update_ivs_after_vectorizer): For pointer types, create
4506 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
4507 MULT_EXPR in sizetype.
4508 (vect_gen_niters_for_prolog_loop): Add a cast when creating
4510 * tree-object-size.c (plus_expr_object_size): Handle
4511 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
4512 code which is trying to figure out which side is a pointer and
4514 (check_for_plus_in_loops_1): Likewise.
4515 (check_for_plus_in_loops): Likewise.
4516 * c-common.c (pointer_int_sum): Create a
4517 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4518 * tree-ssa-structalias.c (handle_ptr_arith): Handle
4519 only POINTER_PLUS_EXPR. Removing all the extra
4520 code which is trying to figure out which side is a pointer and
4522 * tree-cfg.c (verify_expr): Add extra checking for pointers and
4523 PLUS_EXPR and MINUS_EXPR.
4524 Also add checking to make sure the operands of POINTER_PLUS_EXPR
4526 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
4527 with make_tree, instead of a pointer type.
4528 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
4529 for pointers instead of PLUS_EXPR.
4530 (s390_gimplify_va_arg): Likewise.
4531 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
4532 instead of PLUS_EXPR when doing addition on pointer
4533 types. Use sizetype for the second operand.
4534 (spu_gimplify_va_arg_expr): Likewise.
4535 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
4536 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
4537 a pointer. Don't create a BIT_AND_EXPR for pointer types.
4538 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
4539 for the pointer addition and also use size_int/sizetype
4541 (ix86_gimplify_va_arg): Likewise.
4542 Perform BIT_AND_EXPR on sizetype arguments.
4543 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
4544 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
4545 for the pointer additions and also use size_int for the offsets.
4546 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
4547 additions and also use size_int for the offsets. Perform
4548 BIT_AND_EXPR on sizetype arguments.
4549 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
4550 POINTER_PLUS_EXPR for pointers and create the
4551 BIT_AND_EXPR in sizetype.
4552 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
4553 instead of PLUS_EXPR for pointer addition.
4554 (rs6000_va_start): Likewise.
4555 Also use sizetype for the offset.
4556 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
4557 as PLUS_EXPR/MINUS_EXPR.
4558 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
4559 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
4560 Don't use BIT_AND_EXPR on a pointer type, convert the
4561 expression to sizetype first.
4562 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
4564 (mips_gimplify_va_arg_expr): Likewise.
4565 Don't create BIT_AND_EXPR in a pointer type.
4567 2007-06-15 Eric Christopher <echristo@apple.com>
4569 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
4570 (x86_64-*-darwin*): Ditto.
4571 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
4574 2007-06-15 Matthew Wilcox <matthew@wil.cx>
4576 * doc/extend.texi: Document behavior of __attribute__((aligned))
4579 2007-06-15 Mark Mitchell <mark@codesourcery.com>
4581 * rtlanal.c (note_stores): Improve documentation.
4583 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
4585 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
4586 LOCAL_LABEL_PREFIX): Delete.
4587 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
4588 (bfin_internal_label): Delete.
4590 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
4592 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
4593 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
4594 otherwise define to LIBGCC2_TF_CEXT.
4595 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
4596 (LIBGCC_TF_CEXT): Ditto.
4599 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
4601 PR rtl-optimization/32339
4602 * df-scan.c (df_uses_record): Don't modify flags but just add to
4603 it for df_ref_record.
4605 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
4607 * tree-mudflap.c: Fix whitespace issues.
4609 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
4611 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
4613 2007-06-14 Eric Christopher <echristo@apple.com>
4615 * config/i386/sse.md (movdi_to_sse): Rewrite body.
4616 (movv4sf): Use gcc_unreachable instead of abort.
4618 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
4621 * config/i386/sfp-machine.h (CMPtype): New define.
4622 (mach stubs): Use CMPtype instead of int as a return type.
4624 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
4626 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
4627 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
4628 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
4629 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
4630 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
4631 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
4632 config/soft-fp/soft-fp.h: Update from glibc CVS.
4634 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
4636 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
4638 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
4641 * config/v850/v850.c: Include dataflow header file.
4642 (substitute_ep_register): Fix typo.
4644 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4646 * configure.ac: Fix earlier checkin.
4647 * configure: Regenerated.
4649 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4651 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
4652 * aclocal.m4: Regenerate.
4653 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
4654 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
4655 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
4656 * configure: Regenerate.
4657 * Makefile.in (LOOSE_WARN): Subst loose_warn.
4659 * Makefile.in (quickstrap): Build libgcc too.
4661 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
4663 * configure.ac: Add --enable-checking=df. Explicitly mention that
4664 the variables are initialized as for "release".
4665 * df-core.c: Use it.
4666 * configure: Regenerate.
4667 * config.in: Regenerate.
4669 2007-06-14 Bob Wilson <bob.wilson@acm.org>
4671 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
4672 validate_replace_rtx instead of replace_rtx.
4673 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
4675 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
4677 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
4678 (DWARF2_UNWIND_INFO): Override default if configured with
4680 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
4681 (ENDFILE_SPEC): Add crtend.o.
4682 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
4683 (ENDFILE_SPEC): Add crtend.o.
4684 (TARGET_USE_JCR_SECTION): Define.
4685 (MD_UNWIND_SUPPORT): Define for 32-bit target.
4687 * config/i386/cygming-crtbegin.c: New file.
4688 * config/i386/cygming-crtend.c: New file.
4690 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
4692 * config/i386/w32-unwind.h: New file.
4694 2007-06-13 Eric Christopher <echristo@apple.com>
4696 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
4697 the user set a value below STACK_BOUNDARY.
4699 2007-06-13 Thiemo Seufer <ths@networkno.de>
4701 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
4702 imply -lpthread for -pthread.
4704 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
4706 * basic-block.h: Remove the prototype for
4707 free_basic_block_vars.
4708 * cfglayout.h: Remove the prototype for
4709 insn_locators_initialize.
4710 * tree.h: Remove the prototype for emit_line_note.
4712 * tree-ssa-pre.c (mergephitemp): Remove.
4713 (init_pre): Don't use mergephitemp.
4715 2007-06-13 Eric Christopher <echristo@apple.com>
4717 * config/i386/i386.c (override_options): If we've specified
4718 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
4720 2007-06-13 Bob Wilson <bob.wilson@acm.org>
4722 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
4725 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
4727 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
4728 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
4729 (eh_store_handler): New pattern.
4730 (eh_return): Emit it instead of a plain move.
4732 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
4734 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
4735 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
4736 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
4739 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
4741 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
4742 (find_next_insn_start, find_load): New functions.
4743 (bfin_reorg): Use them to deal with the fact that parallel insns are
4744 no longer represented as a SEQUENCE.
4746 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4748 * config/sparc/sparc.c (sparc_override_options): Initialize
4751 2007-06-13 Dave Korn <dave.korn@artimi.com>
4753 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
4756 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
4758 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
4759 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
4760 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
4761 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
4762 tree-vect-transform.c: Fix comment typos. Follow spelling
4765 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
4767 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
4768 to the exit block use set.
4769 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
4770 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
4771 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
4773 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
4775 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
4776 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
4777 to indicate an error.
4778 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
4780 (dbg_cnt_process_opt): Print an error on a bad argument.
4781 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
4782 * common.opt (-fdbg-cnt-list): New.
4783 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
4785 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
4787 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
4788 flag on ref-all pointers.
4790 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4793 * expr.c (expand_expr_addr_expr_1): Call expand_expr
4794 for the offset with the modifier as EXPAND_INITIALIZER
4795 if the modifier is EXPAND_INITIALIZER.
4796 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
4797 a register if we had an overflow.
4799 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4801 * real.c (real_isfinite): New.
4802 (real_sqrt): Use it.
4803 * real.h (real_isfinite): New.
4804 * builtins.c: Use it.
4806 2007-06-12 Ian Lance Taylor <iant@google.com>
4807 Daniel Berlin <dberlin@dberlin.org>
4810 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
4811 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
4812 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
4813 (DECL_NO_TBAA_P): Define.
4814 (struct tree_decl_common): Add no_tbaa_flag field.
4815 * tree-ssa-structalias.c (struct variable_info): Add
4816 no_tbaa_pruning field.
4817 (new_var_info): Initialize no_tbaa_pruning field.
4818 (unify_nodes): Copy no_tbaa_pruning field.
4819 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
4820 (dump_solution_for_var): Print no_tbaa_pruning flag.
4821 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
4823 (compute_tbaa_pruning): New static function.
4824 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
4825 Call compute_tbaa_pruning.
4826 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
4827 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
4828 * gimple-low.c (lower_stmt): Likewise.
4829 * tree-gimple.c (is_gimple_stmt): Likewise.
4830 * tree-ssa-operands.c (get_expr_operands): Likewise.
4831 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4832 * tree-inline.c (estimate_num_insns_1): Likewise.
4833 (copy_result_decl_to_var): Likewise.
4834 * expr.c (expand_expr_real_1): Likewise.
4835 * tree-pretty-print.c (dump_generic_node): Likewise.
4836 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
4837 * omp-low.c (omp_copy_decl_2): Likewise.
4838 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
4839 * doc/c-tree.texi (Expression trees): Document
4840 CHANGE_DYNAMIC_TYPE_EXPR.
4842 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4844 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
4845 with !HONOR_NANS and !HONOR_INFINITIES.
4846 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
4848 2007-06-12 Tristan Gingold <gingold@adacore.com>
4850 * gcov.c: Comments updated.
4851 (source_info): Add file_time field.
4852 (source_index): New variable.
4853 (mutiple_files): New variable.
4854 (generate_results): New function extracted from process_file.
4855 (process_file): Save and restore chain of functions, generate
4856 results and free structures only if not merging results.
4857 (release_structures): File names are now freed in create_file_names
4858 (create_file_names): Free previous file names.
4859 (find_source): File date is now read here and modifications in
4860 source files is checked here.
4861 (read_graph_file): Only reverse order of functions for the current
4863 (make_gcov_file_name): Do not generate long names if input_name is
4865 (output_lines): If merging results do not display graph, data and
4867 Checking source file modification is done in find_source.
4869 * doc/gcov.texi: Append an s to sourcefile.
4871 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
4873 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
4874 (forced_nop): New pattern.
4875 * config/bfin/bfin.c: Include "df.h".
4876 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
4877 (bfin_discover_loop): Use df_get_live_in instead of
4878 global_live_at_start.
4879 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
4880 df_analyze when done.
4881 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
4882 the insns. Use QImode for the final insn in a bundle. Call
4883 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
4885 (reorder_var_tracking_notes): New function.
4886 (bfin_reorg): Pass no argument to split_all_insns. Don't call
4887 update_life_info. Call df_analyze after scheduling and bundle
4888 generation. Call reorder_var_tracking_notes if generating these
4889 notes. Call df_finish_pass at the end.
4891 2007-06-12 Dirk Mueller <dmueller@suse.de>
4893 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
4894 a comparison, not an assignment.
4896 2007-06-12 Olivier Hainque <hainque@adacore.com>
4898 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
4899 Request walking the subtrees only, leaving the current is_lhs/val_only
4901 (convert_non_local_reference): Likewise.
4903 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
4905 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
4907 2007-06-12 Richard Guenther <rguenther@suse.de>
4909 PR tree-optimization/15353
4910 PR tree-optimization/31657
4911 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
4912 * timevar.def: Add TV_TREE_IFCOMBINE.
4913 * tree-pass.h (pass_tree_ifcombine): Declare.
4914 * tree-ssa-ifcombine.c: New file.
4915 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
4916 * tree-flow.h (blocks_in_phiopt_order): Declare.
4917 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
4918 (tree-ssa-ifcombine.o): New dependencies.
4920 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
4922 PR rtl-optimization/32293
4923 * combine.c (simplify_if_then_else): Truncate return from
4924 nonzero_bits() to correct mode.
4926 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
4928 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
4929 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
4931 2007-06-11 Diego Novillo <dnovillo@google.com>
4933 * Makefile.in (reload1.o-warn): Remove.
4935 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
4937 * combine.c (subst): Use reg_overlap_mentioned_p
4938 instead of comparing register numbers directly.
4940 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4942 * reload1.c (mark_home_live_1): Use the mode parameter.
4944 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4946 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
4947 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
4951 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
4953 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
4955 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4957 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
4958 from integer registers.
4959 (FP mode splitters): Handle TFmode.
4961 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
4963 * tree-ssa-structalias.c (find_what_p_points_to): Return false
4964 for ref-all pointers that point-to anything.
4966 2007-06-11 Joseph Myers <joseph@codesourcery.com>
4968 * config/arm/arm.c (arm_output_dwarf_dtprel,
4969 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
4971 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
4973 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
4974 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
4977 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
4979 * gcc/tree.c (signed_or_unsigned_type_for): New.
4980 (unsigned_type_for): Use signed_or_unsigned_type_for.
4981 (signed_type_for): Use signed_or_unsigned_type_for.
4982 * gcc/tree.h (signed_or_unsigned_type_for): New.
4983 (get_signed_or_unsigned_type): Remove.
4984 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
4985 lang_hooks.types.signed_type
4986 (size_diffop): Likewise.
4987 (all_ones_mask_p): Likewise.
4988 (build_range_check): Likewise.
4989 (fold_cond_expr_with_comparison): Likewise.
4990 (fold_cond_expr_with_comparison): Likewise.
4991 (unextend): Likewise.
4992 (extract_muldiv_1): Likewise.
4993 (fold_single_bit_test_into_sign_test): Likewise.
4994 (fold_binary): Likewise.
4995 (fold_ternary): Likewise.
4996 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
4997 instead of get_signed_or_unsigned_type.
4998 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
4999 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
5000 * gcc/expr.c (signed_or_unsigned_type_for): Use
5001 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
5002 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
5003 (lhd_signed_or_unsigned_type): Remove.
5004 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
5005 signed_or_unsigned_type.
5006 (lhd_signed_or_unsigned_type): Remove.
5007 * gcc/expmed.c (make_tree): Use signed_type_for instead of
5008 lang_hooks.types.signed_type.
5009 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
5010 c_common_signed_type instead of lang_hooks.types.signed_type.
5011 (c_common_unsigned_type): New.
5012 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
5013 (shorten_compare): Use c_common_unsigned_type instead of
5014 c_common_signed_or_unsigned_type.
5015 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
5017 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
5018 lang_hooks.types.signed_type.
5019 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
5020 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
5021 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
5022 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
5023 instead of unsigned_type_for.
5024 * gcc/c-decl.c (groakdeclarator): Likewise.
5025 * gcc/c-typeck.c (convert_for_assignment): Likewise.
5026 * gcc/c-common.h (c_common_unsigned_type): New.
5028 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5031 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
5032 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
5034 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5037 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
5038 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
5040 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
5041 Sebastian Pop <sebpop@gmail.com>
5043 * lambda-code.c (remove_iv): New.
5044 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
5046 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
5048 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
5049 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
5050 * tree-ssa-loop-prefetch.c: Include optabs.h.
5051 (FENCE_FOLLOWING_MOVNT): New macro.
5052 (struct mem_ref): Add independent_p and storent_p fields.
5053 (record_ref): Initalize the new fields.
5054 (gather_memory_references_ref): Return true if the reference
5056 (gather_memory_references): Check whether all memory accesses
5057 in loop were recorded.
5058 (should_issue_prefetch_p): Return false for nontemporal stores.
5059 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
5060 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
5061 (determine_loop_nest_reuse): Detect independent memory references.
5062 (loop_prefetch_arrays): Call mark_nontemporal_stores.
5063 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
5064 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
5065 * config/i386/i386.h (x86_mfence): Declare.
5066 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
5067 * config/i386/i386.c (x86_mfence): New variable.
5068 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
5070 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
5071 * optabs.c (init_optabs): Initialize storent_optab.
5072 * optabs.h (enum optab_index): Add OTI_storent.
5073 (storent_optab): Declare.
5074 * genopinit.c (optabs): Add initialization for storent_optab.
5075 * tree.h (MOVE_NONTEMPORAL): New macro.
5076 * expr.c (expand_assignment, store_expr, store_constructor_field,
5077 store_constructor, store_field, expand_expr_real_1): Propagate
5078 nontemporality of the expanded store.
5079 (emit_storent_insn): New function.
5080 * expr.h (expand_assignment, store_expr): Declaration changed.
5081 * function.c (assign_parm_setup_reg): Pass false as nontemporality
5082 to expand_assignment.
5083 * stmt.c (expand_asm_expr): Ditto.
5084 * calls.c (initialize_argument_information): Pass false as
5085 nontemporality to store_expr.
5086 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
5089 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
5091 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
5093 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
5095 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
5097 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
5098 and allow DECL_P here.
5100 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
5102 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
5103 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
5104 track of the size of the expression.
5105 * cfghooks.c (merge_blocks): Remove block from loops structure only
5106 after call of the merge_blocks hook.
5108 2007-06-09 Tom Tromey <tromey@redhat.com>
5110 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
5111 (deprecated_state): Removed.
5112 (start_decl): Update.
5113 (enum deprecated_states): Moved earlier.
5114 (groktypename): Update.
5115 (push_parm_decl): Likewise.
5116 (grokfield): Likewise.
5117 (start_function): Likewise.
5119 2007-06-09 Ian Lance Taylor <iant@google.com>
5121 PR tree-optimization/32169
5122 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
5123 CONVERT_EXPR, check whether min and max both converted to an
5124 overflow infinity representation.
5126 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
5128 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
5129 not inserted on the edge.
5131 2007-06-08 Bob Wilson <bob.wilson@acm.org>
5133 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
5134 instructions if they are supported.
5135 (__divsi3, __umodsi3, __modsi3): Likewise.
5136 (__ashldi3, __ashrdi3, __lshrdi3): New.
5137 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
5139 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
5140 Tony Linthicum <tony.linthicum@amd.com>
5142 * doc/invoke.texi: Add fvect-cost-model flag.
5143 * common.opt (fvect-cost-model): New flag.
5144 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
5145 cost fields in stmt_vec_info struct for STMT.
5146 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
5147 fields in stmt_vec_info struct and access functions for the same.
5148 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
5149 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
5150 load, store and vector to scalar operation.
5151 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
5152 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
5153 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
5154 (TARG_VEC_STORE_COST): Define cost of vector store.
5155 (vect_estimate_min_profitable_iters): Define new function.
5156 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
5157 check to evaluate if loop iterations are less than minimum profitable
5158 iterations determined by cost model or minimum vect loop bound defined
5159 by user, whichever is more conservative.
5160 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
5161 run-time check to evaluate if loop iterations are less than minimum
5162 profitable iterations determined by cost model or minimum vect loop
5163 bound defined by user, whichever is more conservative.
5164 (vect_estimate_min_profitable_iterations): New function to estimate
5165 mimimimum iterartions required for vector version of loop to be
5166 profitable over scalar version.
5167 (vect_model_reduction_cost): New function.
5168 (vect_model_induction_cost): New function.
5169 (vect_model_simple_cost): New function.
5170 (vect_cost_strided_group_size): New function.
5171 (vect_model_store_cost): New function.
5172 (vect_model_load_cost): New function.
5173 (vectorizable_reduction): Call vect_model_reduction_cost during
5175 (vectorizable_induction): Call vect_model_induction_cost during
5177 (vectorizable_load): Call vect_model_load_cost during analysis phase.
5178 (vectorizable_store): Call vect_model_store_cost during analysis phase.
5179 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
5180 vectorizable_promotion, vectorizable_demotion): Call
5181 vect_model_simple_cost during analysis phase.
5183 2007-06-08 Simon Baldwin <simonb@google.com>
5185 * reg-stack.c (get_true_reg): Readability change. Moved default case
5186 label into direct switch statement scope.
5188 2007-06-08 Simon Baldwin <simonb@google.com>
5190 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
5191 in gcc_assert() with '==' comparison.
5193 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5195 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
5196 TARGET_ABM handling of x86_popcnt variable.
5198 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5200 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
5201 __builtin_copysignq and __builtin_infq built-in functions.
5203 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5205 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
5206 SSE4.2 section. Correct built-in function names in SSE4A section.
5208 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5210 PR tree-optimization/32243
5211 * tree-vect-transform.c (vectorizable_type_promotion): Move check
5212 for ncopies after ratio check between nunits_out and nunits_in.
5213 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
5215 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
5217 PR tree-optimization/32224
5218 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
5219 vectorization upon a non GIMPLE_MODIFY_STMT.
5221 2007-06-08 Christian Bruel <christian.bruel@st.com>
5224 * config/sh/sh.md (doloop_end): New pattern and splitter.
5225 * loop-iv.c (simple_rhs_p): Check for hardware registers.
5227 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
5230 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
5232 (verify_dominators): Do not change dominance tree.
5234 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5236 * config/sh/constraints.md: New file.
5237 * config/sh/sh.c: Include tm-constrs.h.
5238 (reg_class_from_letter): Remove.
5239 (prepare_cbranch_operands): Use satisfies_constraint_*
5240 function instead of macro.
5241 (andcosts, broken_move, sh_secondary_reload): Likewise.
5242 * config/sh/predicates.md (trapping_target_operand): Likewise.
5243 (and_operand, arith_operand, arith_reg_or_0_operand,
5244 cmp_operand, logical_operand, target_operand,
5245 ua_address_operand, ua_offset, xor_operand): Likewise.
5246 * config/sh/sh.md: Include constraints.md.
5247 (*movsicc_t_false): Use satisfies_constraint_* function
5249 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
5250 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
5251 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
5252 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
5253 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
5254 (REG_CLASS_FROM_CONSTRAINT): Remove.
5255 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
5256 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
5257 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
5258 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
5259 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
5260 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
5261 function instead of macro.
5262 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
5263 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
5264 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
5265 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
5266 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
5267 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
5268 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
5269 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
5270 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
5271 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
5272 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
5273 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
5274 EXTRA_CONSTRAINT_STR): Likewise.
5275 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
5277 2007-06-07 Geoffrey Keating <geoffk@apple.com>
5279 * config/i386/darwin.h (STACK_BOUNDARY): Define.
5281 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
5284 * c-common.h (flag_cpp0x): Replaced by...
5285 (cxx_dialect): ... this new variable specifying the C++ dialect that
5287 * c-common.c (flag_cpp0x): Removed.
5288 (cxx_dialect): Defined.
5289 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
5291 * c-opts.c (c_common_post_options): Likewise.
5292 (set_std_cxx98): Set cxx_dialect to cxx98.
5293 (set_std_cxx0x): Set cxx_dialect to cxx0x.
5295 2007-06-07 Geoffrey Keating <geoffk@apple.com>
5296 Hui-May Chang <hm.chang@apple.com>
5298 * doc/invoke.texi (Darwin Options): Update documentation for
5299 -mmacosx-version-min.
5300 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
5301 * config/darwin-driver.c: New file.
5302 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
5303 * config/t-darwin (darwin-driver.o): New rule.
5305 * config/darwin-c.c (version_as_macro): Ignore low digit.
5307 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
5309 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
5310 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
5311 (CSGNMODE): New mode macro.
5312 (CSGNVMODE): New mode attribute.
5313 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
5314 expander using CSGNMODE mode macro. Handle TFmode.
5315 (copysign<mode>3_const): Rename from copysignsf3_const and
5316 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
5318 (copysign<mode>3_var): Rename from copysignsf3_var and
5319 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
5321 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
5322 mode macro. Handle TFmode.
5323 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
5324 (iortf3, *iortf3): Ditto.
5325 (xortf3, *xortf3): Ditto.
5326 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
5327 TFmode and TImode masks.
5328 (ix86_expand_copysign): Expand TFmode copysign insn.
5329 (IX86_BUILTIN_INFQ): New.
5330 (IX86_BUILTIN_FABSQ): Ditto.
5331 (IX86_BUILTIN_COPYSIGNQ): Ditto.
5332 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
5333 [__builtin_fabsq]: Ditto.
5334 [__builtin_copysignq]: Ditto.
5335 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
5336 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
5337 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
5338 ix86_expand_binop_builtin().
5340 2007-06-07 Bob Wilson <bob.wilson@acm.org>
5342 * config/xtensa/lib1funcs.asm: Clean up whitespace.
5344 2007-06-07 Steve Ellcey <sje@cup.hp.com>
5347 * rtl.h (push_to_sequence2): New.
5348 * emit-rtl.c (push_to_sequence2): New.
5349 * function.c (assign_parm_data_all): Add new fields.
5350 (assign_parm_setup_block): Call push_to_sequence2 instead of
5352 (assign_parm_setup_reg): Ditto.
5353 (assign_parm_setup_stack): Ditto.
5354 (assign_parms_unsplit_complex): Ditto.
5355 (assign_parms): Change field name.
5357 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
5359 PR tree-optimization/32220
5360 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
5361 phi node is reached before defining statement.
5363 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5366 * tree-vect-transform.c (vectorizable_call): Call update_stmt
5367 after changing the right hand side of the assignment.
5369 2007-06-06 Eric Christopher <echristo@apple.com>
5371 * config.gcc (i?86-*-darwin*): Remove arch parameter.
5372 (x86_64-*-darwin*): Ditto.
5373 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
5374 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
5376 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5378 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
5380 (add_key): Likewise.
5381 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
5382 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
5384 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
5386 (add_cost_one_coalesce): Likewise.
5387 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
5388 variable names. Rename orig to orig_name for consistency.
5389 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
5391 (cprop_into_successor_phis): Avoid using C++ keywords as variable
5393 (record_equivalences_from_stmt): Likewise.
5394 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
5395 the coding conventions.
5396 (memory_ssa_name_same): Likewise.
5397 (dse_optimize_stmt): Likewise.
5398 (dse_record_phis): Likewise.
5399 (dse_finalize_block): Likewise.
5400 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
5401 keywords as variable names.
5402 (may_move_till): Cast according to the coding conventions.
5403 (force_move_till_expr): Avoid using C++ keywords as variable names.
5404 (force_move_till): Cast according to the coding conventions.
5405 (memref_hash): Likewise.
5406 (memref_eq): Likewise.
5407 (gather_mem_refs_stmt): Likewise.
5408 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
5409 using C++ keywords as variable names.
5410 (idx_find_step): Cast according to the coding conventions.
5411 (idx_record_use): Likewise.
5412 (find_depends): Likewise.
5413 (prepare_decl_rtl): Likewise.
5414 (mbc_entry_hash): Likewise.
5415 (mbc_entry_eq): Likewise.
5416 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
5417 (simplify_replace_tree): Avoid using C++ keywords as variable names.
5418 (idx_infer_loop_bounds): Cast according to the coding conventions.
5419 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
5420 * tree-ssa-math-opts.c (occ_new ): Likwise.
5421 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
5423 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
5425 (add_use_op): Likewise.
5426 (add_vop): Likewise.
5427 (add_vuse_op): Likewise.
5428 (add_vdef_op): Likewise.
5429 (get_expr_operands): Likewise.
5430 (push_stmt_changes): Use type safe memory macros.
5431 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
5432 keywords as variable names.
5433 (conditional_replacement): Likewise.
5434 (minmax_replacement): Likewise.
5435 (abs_replacement): Likewise.
5436 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
5438 (insert_fake_stores): Avoid using C++ keywords as variable names.
5439 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
5441 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
5442 (heapvar_insert): Use type safe memory macros.
5443 (new_var_info): Cast according to the coding conventions.
5444 (new_constraint): Likewise.
5445 (remove_preds_and_fake_succs): Use type safe memory macros.
5446 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
5448 (thread_single_edge): Likewise.
5449 (thread_through_loop_header): Likewise.
5451 2007-06-06 Eric Christopher <echristo@apple.com>
5453 * config/i386/i386.c (override_options): Move handling
5454 of TARGET_SUBTARGET* earlier.
5456 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
5458 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
5461 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
5463 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
5464 emited outside of basic block.
5465 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
5467 * rtl.h (delete_insn_chain): Declaration changed.
5468 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
5470 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
5471 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
5472 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
5473 to delete_insn_chain.
5474 (rtl_verify_flow_info_1): Verify that the insns in header and footer
5475 do not have bb field set.
5476 (rtl_verify_flow_info): Verify that insns between basic blocks do not
5478 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
5479 * cfgcleanup.c (try_optimize_cfg): Ditto.
5481 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5483 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
5484 (lambda_body_vector_new): Use type safe memory macros.
5485 (lambda_linear_expression_new): Likewise.
5486 (lambda_loopnest_new): Likewise.
5487 (lambda_lattice_new): Likewise.
5488 (replace_uses_equiv_to_x_with_y): Cast according to the coding
5489 conventions. Use type safe memory macros.
5490 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
5491 (lambda_body_vector_s): Likewise.
5492 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
5493 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
5495 2007-06-06 Richard Guenther <rguenther@suse.de>
5497 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
5498 if we need to schedule cfg_cleanup.
5499 (tree_ssa_forward_propagate_single_use_vars): Do so.
5501 2007-06-06 Ian Lance Taylor <iant@google.com>
5503 * fold-const.c (merge_ranges): If range_successor or
5504 range_predecessor fail, just return 0.
5506 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5508 PR tree-optimization/32216
5509 * tree-vectorizer.c (supportable_widening_operation): Determine
5510 signedness of FIX_TRUNC_EXPR from output operand.
5511 (supportable_narrowing_operation): Ditto.
5512 * tree-vect-generic.c (expand_vector_operations_1): Determine
5513 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
5516 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5518 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
5519 (struct pta): ...from here. Change flags to unsigned to avoid
5520 excessive casting (as it is used as a bit mask).
5521 (override_options): Add casts according to the coding convenventions.
5522 (x86_64_elf_unique_section): Likewise.
5523 (examine_argument): Avoid using C++ keywords as variable names.
5524 (construct_container): Likewise.
5525 (legitimize_pic_address): Likewise.
5526 (get_dllimport_decl): Cast according to the coding conventions. Use
5527 type safe memory macros.
5528 (legitimize_address): Cast according to the coding conventions.
5529 (emit_i387_cw_initialization): Corrected the type of slot to enum
5531 (ix86_init_machine_status): Use type safe memory macros.
5532 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
5533 (bdesc_pcmpistr): Likewise.
5534 (bdesc_crc32): Likewise.
5535 (bdesc_sse_3arg): Likewise.
5536 (bdesc_2arg): Likewise.
5537 (bdesc_1arg): Likewise.
5538 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
5539 (ix86_expand_sse_pcmpistr): Likewise.
5540 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
5541 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
5542 int to match the langhook definition.
5543 (ix86_builtin_conversion): Change the type of code to unsigned init to
5544 match the langhook definition.
5545 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
5547 (ix86_preferred_output_reload_class): Likewise.
5548 (ix86_cannot_change_mode_class): Likewise.
5549 (ix86_memory_move_cost): Likewise.
5550 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
5551 avoid excessive casting later on.
5552 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
5554 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5556 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
5557 as flags setting insn.
5558 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
5560 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5562 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
5563 (UNSPEC_ROUND): New.
5564 ("sse4_1_round<mode>2"): New insn pattern.
5565 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
5567 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
5568 expander using SSEMODEF mode macro. Expand using
5569 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5570 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
5571 expander using SSEMODEF mode macro. Expand using
5572 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5573 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
5574 expander using SSEMODEF mode macro. Expand using
5575 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
5576 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
5577 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
5578 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
5581 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
5582 Sebastian Pop <sebpop@gmail.com>
5584 * lambda.h (build_linear_expr): New.
5585 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
5586 Use build_linear_expr, call fold and force_gimple_operand.
5587 (lambda_loopnest_to_gcc_loopnest): Check that there is
5588 something to insert.
5589 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
5591 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
5593 PR preprocessor/23479
5594 * doc/extend.texi: Document the 0b-prefixed binary integer
5597 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5599 PR tree-optimization/32215
5600 * tree-vectorizer.c (supportable_widening_operation): Return false
5601 for unsupported FIX_TRUNC_EXPR tree code.
5602 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
5604 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
5606 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
5607 register on SPE targets. Change documentation to reflect
5609 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
5610 Change FIXED_SCRATCH to 14 and document why we're keeping r14
5611 out of the register allocation pool.
5612 (rs6000_reg_live_or_pic_offset_p): New function.
5613 (rs6000_emit_prologue): Move the actual saving of LR up to free
5614 r0 for holding r11. Split saving of SPE 64-bit registers into
5615 its own case. Ensure that offsets will always be in-range for
5616 'evstdd' by using r11 as a scratch register to point at the start
5617 of the SPE save area. Save r11 if necessary, as it is the static
5619 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
5620 into its own case. Ensure that offsets will always be in-range
5621 for 'evldd' by using r11 as a scratch register to point at the
5622 start of the SPE save area. Also adjust r11 when restoring
5623 the stack pointer to compensate for pre-loading r11.
5625 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
5627 * cfg.c (init_flow): Use type safe memory macros.
5628 (alloc_block): Likewise.
5629 (unchecked_make_edge): Likewise.
5630 (dump_flow_info): Avoid using C++ keywords as variable names.
5631 (copy_original_table_clear): Cast according to the coding conventions.
5632 (copy_original_table_set): Likewise.
5633 * cfgexpand (label_rtx_for_bb): Likewise.
5634 (expand_gimple_basic_block): Likewise.
5635 * cfghooks.c (dump_bb): Likewise.
5636 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
5638 (lv_add_condition_to_bb): Likewise.
5639 * cfglayout (relink_block_chain): Cast according to the coding
5641 (fixup_reorder_chain): Likewise.
5642 (fixup_fallthru_exit_predecessor): Likewise.
5643 * cfgloop.c (glb_enum_p): Likewise.
5644 (get_exit_description): Likewise.
5645 (dump_recorded_exit): Likewise.
5646 * cfgloop.h (enum loop_estimation): Move out of struct scope...
5647 (struct loop): ... from here.
5648 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
5650 * cfgrtl.c (rtl_create_basic_block): Likewise.
5651 (rtl_split_block): Likewise.
5652 (rtl_dump_bb): Likewise.
5653 (cfg_layout_split_block): Likewise.
5654 (init_rtl_bb_info): Use typesafe memory macros.
5656 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
5657 * graphds.h: Updated all usages of edge to graph_edge.
5658 * graphds.c: Likewise.
5659 * cfgloopanal.c: Likewise.
5661 2007-06-05 Ian Lance Taylor <iant@google.com>
5663 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
5664 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
5665 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
5667 (test_for_singularity): Likewise.
5669 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
5671 * config/i386/constraints.md ("Y2"): Replaced by ...
5673 * config/i386/i386.md: Likewise.
5674 * config/i386/mmx.md: Likewise.
5675 * config/i386/sse.md: Likewise.
5677 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
5679 * config/i386/constraints.md ("z"): Replaced by ...
5681 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
5682 (sse4_1_blendvps): Likewise.
5683 (sse4_1_pblendvb): Likewise.
5684 (sse4_2_pcmpestr): Likewise.
5685 (sse4_2_pcmpestrm): Likewise.
5686 (sse4_2_pcmpestr_cconly): Likewise.
5687 (sse4_2_pcmpistr): Likewise.
5688 (sse4_2_pcmpistrm): Likewise.
5689 (sse4_2_pcmpistr_cconly): Likewise.
5691 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
5693 * matrix-reorg.c (transform_access_sites): Fix computation.
5694 (transform_allocation_sites): Same.
5696 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5698 * config/i386/i386.c (override_options): Use
5699 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
5701 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
5703 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
5704 (nonimm_not_xmm0_operand): Ditto.
5705 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
5706 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
5707 as operand[2] predicate. Require "z" class XMM register for
5708 operand[3]. Adjust asm template.
5709 ("sse4_1_blendvpd"): Ditto.
5710 ("sse4_1_pblendvb"): Ditto.
5711 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
5712 force op2 into xmm0 register for variable blend instructions.
5714 2007-06-04 Tom Tromey <tromey@redhat.com>
5716 * c-tree.h (start_enum): Update.
5717 (build_enumerator): Likewise.
5718 * c-decl.c (enum_next_value): Removed.
5719 (enum_overflow): Likewise.
5720 (start_enum): Add c_enum_contents argument. Don't use globals.
5721 (build_enumerator): Likewise.
5722 * c-tree.h (struct c_enum_contents): New struct.
5724 2007-06-04 Tom Tromey <tromey@redhat.com>
5726 * c-common.c (c_common_get_alias_set): Fix indentation.
5728 2007-06-04 Ian Lance Taylor <iant@google.com>
5730 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
5731 to overflow, reduce overflow infinity to regular infinity.
5732 (vrp_var_may_overflow): New static function.
5733 (vrp_visit_phi_node): Check vrp_var_may_overflow.
5735 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
5737 * stor-layout.c (layout_type): Remove duplicate code.
5739 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
5742 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
5743 before build_common_builtin_nodes ().
5745 2007-06-04 Steve Ellcey <sje@cup.hp.com>
5748 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
5750 2007-06-04 Jan Hubicka <jh@suse.cz>
5752 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
5753 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
5754 instead of _stat version.
5756 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
5758 PR tree-optimization/32194
5759 * tree-predcom.c (determine_offset): Check that both references have
5762 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
5764 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
5765 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
5766 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5767 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
5768 Add argument to iterate_fix_dominators call.
5769 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
5770 * gcse.c (hoist_code): Change domby to vector.
5771 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
5772 Add argument to iterate_fix_dominators call.
5773 * loop-doloop.c (doloop_modify): Changed recount_dominator to
5774 recompute_dominator.
5775 * lambda-code.c (perfect_nestify): Ditto.
5776 * cfgloopanal.c: Include graphds.h.
5777 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
5778 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
5779 (mark_irreducible_loops): Use graphds_scc. Remove argument from
5781 * graphds.c: New file.
5782 * graphds.h: New file.
5783 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
5784 (get_dominated_by, get_dominated_by_region): Change return type to
5786 (verify_dominators): Recompute all dominators and compare the results.
5787 (recount_dominator): Renamed to ...
5788 (recompute_dominator): ... this. Do not check that the block is
5790 (iterate_fix_dominators): Reimplemented.
5791 (prune_bbs_to_update_dominators, root_of_dom_tree,
5792 determine_dominators_for_sons): New functions.
5793 * et-forest.c (et_root): New function.
5794 * et-forest.h (et_root): Declare.
5795 * Makefile.in (graphds.o): Add.
5796 (cfgloopanal.o): Add graphds.h dependency.
5797 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
5798 * basic-block.h (get_dominated_by, get_dominated_by_region,
5799 iterate_fix_dominators): Declaration changed.
5800 (recount_dominator): Renamed to ...
5801 (recompute_dominator): ... this.
5802 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
5803 (thread_through_all_blocks): Do not free dominance info.
5805 2007-06-03 Andreas Schwab <schwab@suse.de>
5807 * config/m68k/m68k.c (override_options): Don't override
5809 * config/m68k/m68k-modes.def (SF, DF): Define to use
5810 motorola_single_format and motorola_double_format, resp.
5811 * real.c (motorola_single_format): Renamed from
5812 coldfire_single_format.
5813 (motorola_double_format): Renamed from coldfire_double_format.
5814 (encode_ieee_extended): Generate a proper canonical NaN image
5815 respecting canonical_nan_lsbs_set.
5816 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
5818 * real.h: Adjust declarations.
5820 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
5823 * config/sh/sh.md (symGOT_load): Don't schedule insns when
5824 the symbol is generated with the stack protector.
5826 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
5828 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
5829 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
5831 * doc/extend.texi (interrupt): Mention m68k.
5833 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
5835 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
5836 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
5837 (ix86_expand_sse_pcmpestr): Do not check operands for
5838 "register_operand", when insn operand predicate is "register_operand".
5839 (ix86_expand_sse_pcmpistr): Ditto.
5841 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
5842 Uros Bizjak <ubizjak@gmail.com>
5844 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
5845 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
5846 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
5847 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
5848 * config/i386/constraints.md ("z"): New register constraint
5849 for members of SSE_FIRST_REG class.
5850 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
5851 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
5852 SSE_FIRST_REG class.
5853 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
5854 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
5855 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
5856 (IX86_BUILTIN_PCMPESTRM128): Likewise.
5857 (IX86_BUILTIN_PCMPESTRA128): Likewise.
5858 (IX86_BUILTIN_PCMPESTRC128): Likewise.
5859 (IX86_BUILTIN_PCMPESTRO128): Likewise.
5860 (IX86_BUILTIN_PCMPESTRS128): Likewise.
5861 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
5862 (IX86_BUILTIN_PCMPISTRI128): Likewise.
5863 (IX86_BUILTIN_PCMPISTRM128): Likewise.
5864 (IX86_BUILTIN_PCMPISTRA128): Likewise.
5865 (IX86_BUILTIN_PCMPISTRC128): Likewise.
5866 (IX86_BUILTIN_PCMPISTRO128): Likewise.
5867 (IX86_BUILTIN_PCMPISTRS128): Likewise.
5868 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
5869 (struct builtin_description): Change "flag" field to unsigned.
5870 (bdesc_pcmpestr): New builtin description table.
5871 (bdesc_pcmpistr): Likewise.
5872 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
5873 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
5874 Initialize pcmp[ei]str[im] insns for SSE4.2.
5875 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
5876 (ix86_expand_sse_pcmpistr): Likewise.
5877 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
5878 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
5879 (UNSPEC_PCMPISTR): Likewise.
5880 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
5881 (sse4_2_pcmpestri):New isns pattern.
5882 (sse4_2_pcmpestrm): Likewise.
5883 (sse4_2_pcmpestr_cconly): Likewise.
5884 (sse4_2_pcmpistr): New insn patern and splitter.
5885 (sse4_2_pcmpistri):New isns pattern.
5886 (sse4_2_pcmpistrm): Likewise.
5887 (sse4_2_pcmpistr_cconly): Likewise.
5888 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
5891 2007-06-01 David Daney <ddaney@avtrex.com>
5893 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
5894 LOADGP_ABSOLUTE and not binds_local_p.
5896 2007-06-01 Geoffrey Keating <geoffk@apple.com>
5898 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
5900 2007-06-01 Ian Lance Taylor <iant@google.com>
5902 * tree-vrp.c (compare_name_with_value): Always set
5903 used_strict_overflow if we get a result from the variable itself.
5905 2007-06-01 Ian Lance Taylor <iant@google.com>
5907 PR rtl-optimization/31455
5908 * lower-subreg.c (find_decomposable_subregs): Don't decompose
5909 subregs which have a cast between modes which are not tieable.
5911 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
5913 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
5914 breaks after return statements.
5916 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
5918 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
5919 only after no_new_pseudos.
5921 2007-05-31 Eric Christopher <echristo@apple.com>
5923 * expr.c (convert_move): Assert that we don't have a BLKmode
5925 (store_expr): Handle BLKmode moves by calling emit_block_move.
5927 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
5929 * c-typeck.c (build_indirect_ref): Include type in error message.
5930 (build_binary_op): Pass types to binary_op_error.
5931 * c-common.c (binary_op_error): Take two type arguments, print out
5933 * c-common.h (binary_op_error): Update prototype.
5935 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
5937 * config/i386/i386.c: Correct coments on -mno-sse4.
5939 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
5941 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
5942 (x86_64-*-*): Likewise.
5943 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
5944 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
5945 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5946 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
5947 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5948 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5949 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5950 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5951 (OPTION_MASK_ISA_SSE4): Likewise.
5952 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
5953 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5954 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
5955 (override_options): Support SSE4.2.
5956 (ix86_build_const_vector): Support SImode and DImode.
5957 (ix86_build_signbit_mask): Likewise.
5958 (ix86_expand_int_vcond): Support V2DImode.
5959 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
5960 (IX86_BUILTIN_CRC32HI): Likewise.
5961 (IX86_BUILTIN_CRC32SI): Likewise.
5962 (IX86_BUILTIN_CRC32DI): Likewise.
5963 (IX86_BUILTIN_PCMPGTQ): Likewise.
5964 (bdesc_crc32): Likewise.
5965 (bdesc_sse_3arg): Likewise.
5966 (ix86_expand_crc32): Likewise.
5967 (ix86_init_mmx_sse_builtins): Support SSE4.2.
5968 (ix86_expand_builtin): Likewise.
5969 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5970 __SSE4_2__ for -msse4.2.
5971 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
5972 (CRC32MODE): Likewise.
5973 (crc32modesuffix): Likewise.
5974 (crc32modeconstraint): Likewise.
5975 (sse4_2_crc32<mode>): Likewise.
5976 (sse4_2_crc32di): Likewise.
5977 * config/i386/i386.opt (msse4.2): New for SSE4.2.
5979 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
5980 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
5981 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
5982 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
5983 (vcondu<mode>): Likewise.
5984 * doc/extend.texi: Document SSE4.2 built-in functions.
5985 * doc/invoke.texi: Document -msse4.2/-msse4.
5987 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
5989 PR tree-optimization/32160
5990 * tree-predcom.c (predcom_tmp_var): New function. Mark created
5991 variable as gimple reg.
5992 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
5994 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
5996 * gcc.c (main): Don't consider linker options when issuing the
5997 warning about a linker input file not being used.
5999 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6001 * tree-vrp.c (compare_names): Initialize sop.
6003 2007-05-30 Dirk Mueller <dmueller@suse.de>
6005 * cgraphunit.c (cgraph_analyze_function): Remove
6006 computation of inline parameters.
6008 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6010 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
6012 2007-05-30 Richard Sandiford <richard@codesourcery.com>
6014 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
6015 Add vx-common.h. Include vxworks.h between vx-common.h and
6017 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
6019 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
6020 (TARGET_ASM_DESTRUCTOR): Likewise.
6021 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
6022 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
6023 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6024 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
6025 (VXWORKS_ENDIAN_SPEC): Define.
6026 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
6027 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
6028 VXWORKS_* equivalents.
6029 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
6030 (ASM_FILE_START): Delete.
6031 (TARGET_VERSION): Reformat.
6032 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
6033 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
6034 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
6035 (FPBIT, DPBIT): Define.
6036 (fp-bit.c, dp-bit.c): New rules.
6037 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
6038 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
6039 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
6040 * config/arm/arm.h: Include vxworks-dummy.h.
6041 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
6042 Mark with ATTRIBUTE_UNUSED.
6043 (arm_override_options): Do not allow VxWorks RTP PIC to be used
6044 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
6045 make it incompatible with -msingle-pic-base.
6046 (arm_function_ok_for_sibcall): Return false for calls that might
6047 go through a VxWorks PIC PLT entry.
6048 (require_pic_register): New function, split out from...
6049 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
6051 (arm_load_pic_register): Handle the VxWorks RTP initialization
6052 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
6053 (arm_emit_call_insn): New function.
6054 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
6055 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
6056 (pic_offset_arm): New pattern.
6057 (call, call_value): Use arm_emit_call_insn.
6058 (call_internal, call_value_internal): New expanders.
6059 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
6060 VxWorks unless __PIC__.
6062 2007-05-30 Eric Christopher <echristo@gmail.com>
6064 * genrecog.c: Include regs.h in generated file.
6065 * genemit.c: Ditto. Fix up formatting.
6066 * config/mn10300/constraints.md: New.
6067 * config/mn10300/mn10300.md: Include.
6068 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
6069 Fix up for removed macro.
6070 * config/mn10300/predicates.md (call_address_operand): Ditto.
6071 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
6072 (CONST_OK_FOR_I): Ditto.
6073 (CONST_OK_FOR_J): Ditto.
6074 (CONST_OK_FOR_K): Ditto.
6075 (CONST_OK_FOR_L): Ditto.
6076 (CONST_OK_FOR_M): Ditto.
6077 (CONST_OK_FOR_N): Ditto.
6078 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
6082 (EXTRA_CONSTRAINT): Ditto.
6084 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6086 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
6088 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
6089 OPTION_MASK_ISA_64BIT.
6090 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
6092 2007-05-30 Richard Guenther <rguenther@suse.de>
6095 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
6096 types for comparison.
6097 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
6098 with original typed arguments.
6099 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
6101 2007-05-30 Jakub Jelinek <jakub@redhat.com>
6103 PR tree-optimization/31769
6104 * except.c (duplicate_eh_regions): Clear prev_try if
6105 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
6107 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
6109 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
6110 * tree-ssa-sink.c (statement_sink_location): Return basic block and
6111 bsi of the location where statements should be inserted.
6112 (sink_code_in_bb): Take bsi from statement_sink_location.
6113 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
6114 instead of bsi_start.
6115 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
6117 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
6118 (bsi_move_before): Document inconsistency with bsi_move_after.
6119 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
6121 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6123 * config/i386/i386.h (TARGET_ABM): New define.
6124 (TARGET_POPCNT): Ditto.
6125 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
6126 New temporary defines to redefine from OPTION_ISA_* defines.
6127 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
6128 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
6129 (ix86_isa_flags): New extern int declaration.
6130 (TARGET_SUBTARGET_DEFAULT): New define.
6131 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
6132 (TARGET_SUBTARGET32_DEFAULT): Ditto.
6133 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
6134 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
6135 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
6136 * config/i386/darwin.h: Change TARGET_64BIT define to
6139 * config/i386/i386.opt (m3dnowa): Define as undocumented option
6140 using existing "ix86_isa_flags" varible.
6141 (m32, m64): Use existing "ix86_isa_flags" variable.
6142 (mmmx, m3dnow): Ditto.
6143 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
6144 (mabm): Define as non-negative option using "x86_abm" variable.
6145 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
6147 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
6148 Rewrite feature test bitmap.
6149 (ix86_isa_flags): New initialized global int varible.
6150 (ix86_isa_flags_explicit): New static int variable.
6151 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
6152 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
6153 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
6154 target_flags_explicit.
6155 (override_options): Remove "target_enable" and "target_disable" fields
6156 from "struct ptt". Update processor_target_table accordingly. Remove
6157 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
6158 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
6159 "target_flags" and "ix86_isa_flags_explicit" instead of
6160 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
6161 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
6162 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
6163 to true when either of PTA_POPCNT or PTA_ABM is set in
6164 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
6165 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
6166 processor_alias_table flags entry. Remove handling of
6167 "target_enable" and "target_disable" fields of processor_target_table.
6168 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
6169 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
6170 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
6171 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
6172 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
6174 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
6176 2007-05-29 David Daney <ddaney@avtrex.com>
6179 * config/mips/mips.c (mips_output_mi_thunk): Emit
6180 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
6182 2007-05-29 Hui-May Chang <hm.chang@apple.com>
6183 * config/i386/i386.c (ix86_function_regparm): Added checking of
6184 ix86_force_align_arg_pointer to determine the number of
6185 register parameters.
6187 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
6189 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
6190 (SET_DR_MISALIGNMENT): New.
6191 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
6192 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
6193 Use SET_DR_MISALIGNMENT.
6194 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
6196 * tree-data-ref.c (create_data_ref, compute_all_dependences,
6197 find_loop_nest): Export.
6198 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
6199 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
6200 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
6201 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
6203 (struct mem_ref): Add field reuse_distance.
6204 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
6205 Initialize reuse_distance field.
6206 (issue_prefetch_ref): Select temporality of prefetch according to
6208 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
6209 self_reuse_distance, determine_loop_nest_reuse): New functions.
6210 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
6211 (tree_ssa_prefetch_arrays): Dump L2 cache size.
6212 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
6215 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
6217 * tree-ssa-alias.c: Add aliasing overview.
6219 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
6220 Danny Smith <dannysmith@users.sourceforge.net>
6223 * config/i386/t-crtfm: Compile crtfastmath.o with
6224 -minline-all-stringops.
6225 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
6226 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
6228 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6230 * doc/md.texi: Document constraints on HP PA-RISC.
6232 * pa/constraints.md: New file.
6233 * pa.md: Include constraints.md.
6234 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
6235 (integer_store_memory_operand, ldil_cint_p): New functions.
6236 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
6237 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6238 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
6239 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
6240 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
6242 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
6245 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
6246 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
6247 case POSTDECREMENT_EXPR>): Return the error_mark_node
6248 if either the real or imaginary parts would an
6251 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
6253 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
6254 name when we remove it from a call.
6256 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
6258 * targhooks.c (default_narrow_bitfield): Remove.
6259 * targhooks.h: Remove the prototype for
6260 default_narrow_bitfield.
6262 * langhooks-def.h: Remove the prototype for
6263 hook_get_alias_set_0.
6264 * langhooks.c (hook_get_alias_set_0): Remove.
6266 * global.c (EXECUTE_IF_CONFLICT): Remove.
6268 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6271 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
6272 return true when truth_value_p is true and the type
6275 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
6277 * doc/install.texi (Prerequisites): We no longer require Autoconf
6278 2.13 for the top-level.
6280 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
6282 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
6283 memory access via x86_expand_vector_move_misalign() only for
6284 TImode values on 32-bit targets.
6286 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
6288 * matrix-reorg.c: New file. Implement matrix flattening and
6289 transposing optimization.
6290 * tree-pass.h: Add matrix reorg pass.
6291 * common.opt: Add fipa-mreorg flag.
6292 * Makefile.in: Add matrix-reorg.c.
6293 * passes.c: Add matrix reorg pass.
6294 * varpool.c (add_new_static_var): New function.
6295 * cgraph.h (add_new_static_var): Declare.
6297 2007-05-27 Eric Christopher <echristo@apple.com>
6299 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
6300 sp_offset depending on stack size. Save r12 depending
6301 on registers we're saving later.
6302 (rs6000_emit_epilogue): Update sp_offset depending only
6305 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
6307 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
6308 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6309 * ifcvt.c (if_convert): Ditto.
6310 * tree-ssa-threadupdate.c (thread_block): Ditto.
6311 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
6312 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
6313 verify_loop_closed_ssa): Check number_of_loops instead of
6315 * predict.c (tree_estimate_probability): Ditto.
6316 * tree-if-conv.c (main_tree_if_conversion): Ditto.
6317 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
6318 * modulo-sched.c (sms_schedule): Ditto.
6319 * tree-scalar-evolution.c (scev_const_prop): Ditto.
6320 (scev_finalize): Do not do anything if scev analysis was not
6322 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
6323 current_loops == NULL.
6324 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
6325 * loop-init.c (loop_optimizer_init): Do not free current_loops when
6327 (loop_optimizer_finalize): Assert that loops were analyzed.
6328 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
6329 rtl_doloop): Check number_of_loops instead of current_loops.
6330 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
6331 current_loops == NULL.
6332 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
6333 gate_tree_vectorize tree_linear_transform, check_data_deps,
6334 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
6335 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
6336 Check number_of_loops instead of current_loops.
6337 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
6338 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
6339 free loops if available.
6340 (execute_pre): Do not pass do_fre to fini_pre.
6342 2007-05-27 Tobias Burnus <burnus@net-b.de>
6345 * real.c (mpfr_from_real): Fix sign of -Inf.
6347 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
6349 * tree-vect-transform.c (vectorizable_conversion): Initialize
6350 tree_code variables to ERROR_MARK.
6351 (vectorizable_type_demotion): Likewise.
6352 (vectorizable_type_promotion): Likewise.
6354 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
6357 * config/i386/i386.md (movti): Handle push operands via
6360 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
6362 * basic-block.h: Remove the prototype for merge_seq_blocks.
6363 * cfgcleanup.c (merge_seq_blocks): Remove.
6365 * tree-flow.h: Remove the prototype for is_aliased_with.
6366 * tree-ssa-alias.c (is_aliased_with): Remove.
6368 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
6370 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
6372 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
6374 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
6375 ix86_expand_sse4_unpack if SSE4.1 is enabled.
6376 (vec_unpacks_hi_v16qi): Likewise.
6377 (vec_unpacku_lo_v16qi): Likewise.
6378 (vec_unpacks_lo_v16qi): Likewise.
6379 (vec_unpacku_hi_v8hi): Likewise.
6380 (vec_unpacks_hi_v8hi): Likewise.
6381 (vec_unpacku_lo_v8hi): Likewise.
6382 (vec_unpacks_lo_v8hi): Likewise.
6383 (vec_unpacku_hi_v4si): Likewise.
6384 (vec_unpacks_hi_v4si): Likewise.
6385 (vec_unpacku_lo_v4si): Likewise.
6386 (vec_unpacks_lo_v4si): Likewise.
6388 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
6390 * c-typeck.c, config/arm/arm.c, config/darwin.c,
6391 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
6392 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
6393 follow spelling conventions in various
6394 warning/error/diagnostic messages.
6396 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
6397 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
6398 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
6399 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
6400 tree-vrp.c: Fix comment typos. Follow spelling conventions.
6401 * doc/tm.texi: Follow spelling conventions.
6403 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6406 * tree-ssa-forwprop.c
6407 (forward_propagate_addr_into_variable_array_index): Remove
6408 the lhs argument. Use the type of def_rhs instead of lhs.
6409 (forward_propagate_addr_expr_1): Update use of
6410 forward_propagate_addr_into_variable_array_index.
6412 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
6413 Nigel Stephens <nigel@mips.com>
6415 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
6416 function attributes, "far" being an alias for "long_call".
6417 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
6418 (mips_near_type_p, mips_far_type_p): New.
6419 (mips_comp_type_attributes): New function to check that attributes
6420 attached to a function type are compatible.
6421 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
6422 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
6423 to the target function of the thunk.
6424 (mips_encode_section_info): Check for "near" and "far" function
6425 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
6427 * config/mips/predicates.md (const_call_insn_operand): Test only
6428 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
6430 * doc/extend.texi (Function Attributes): Document MIPS "near" and
6433 * testsuite/gcc.target/mips/near-far-1.c: New test case.
6434 * testsuite/gcc.target/mips/near-far-2.c: New test case.
6435 * testsuite/gcc.target/mips/near-far-3.c: New test case.
6436 * testsuite/gcc.target/mips/near-far-4.c: New test case.
6438 2007-05-25 Eric Christopher <echristo@apple.com>
6440 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
6441 to x86-darwin configurations.
6442 * config/i386/t-darwin: Add softfp support.
6443 * config/i386/t-darwin64: Ditto.
6444 * config/i386/sfp-machine.h: If mach then don't use
6445 aliasing, emit a stub to call.
6447 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
6449 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
6450 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
6451 tree-predcom.c, tree-ssa-alias-warnings.c,
6452 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
6453 comment typos. Follow spelling conventions.
6454 * doc/cpp.texi, doc/invoke.texi: Fix typos.
6456 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
6459 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
6460 constants into memory. Expand unaligned memory references for
6461 SSE modes via x86_expand_vector_move_misalign() function.
6463 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
6465 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
6466 "memory" attribute for "sseishft" type insn without operands[2].
6468 2007-05-25 Dirk Mueller <dmueller@suse.de>
6469 Marcus Meissner <meissner@suse.de>
6471 * doc/extend.texi (alloc_size): New attribute.
6472 * c-common.c (handle_alloc_size_attribute): New.
6473 * tree-object-size.c (alloc_object_size): Use alloc_size
6474 attribute, if available.
6476 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
6478 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
6480 (__builtin_ia32_vec_ext_v2di): Likewise.
6481 (__builtin_ia32_vec_ext_v4si): Likewise.
6482 (__builtin_ia32_vec_ext_v8hi): Likewise.
6483 (__builtin_ia32_vec_ext_v16qi): Likewise.
6484 (__builtin_ia32_vec_set_v8hi): Likewise.
6486 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
6488 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
6490 2007-05-25 Richard Sandiford <richard@codesourcery.com>
6492 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
6493 (arm_is_longcall_p): Rename to...
6494 (arm_is_long_call_p): ...this. Take a single tree argument and
6496 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
6497 (CUMULATIVE_ARGS): Remove call_cookie.
6498 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
6499 (ENCODED_LONG_CALL_ATTR_P): Delete.
6500 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
6501 LONG_CALL_FLAG_CHAR cases.
6502 (ARM_DECLARE_FUNCTION_SIZE): Delete.
6503 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
6504 ARM_DECLARE_FUNCTION_SIZE.
6505 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
6506 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
6507 (arm_encode_call_attribute, current_file_function_operand): Delete.
6508 (arm_function_in_section_p): New function.
6509 (arm_is_longcall_p): Rename to...
6510 (arm_is_long_call_p): ...this. Take the target function as a single
6511 argument and return a bool. Do not rely on call cookies. Check
6512 whether the target symbol is in the same section as the current
6513 function, not just the same compilation unit.
6514 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
6515 (arm_encode_section_info): Don't encode a call type.
6516 * config/arm/arm.md (call, call_value): Update calls to
6517 arm_is_long(_)call_p. Simplify logic.
6518 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
6519 Update calls to arm_is_long(_)call_p.
6521 2007-05-25 Richard Guenther <rguenther@suse.de>
6523 PR tree-optimization/31982
6524 * tree-ssa-forwprop.c
6525 (forward_propagate_addr_into_variable_array_index): Handle arrays
6526 with element size one.
6528 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
6530 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
6531 (umulsi3_highpart): Likewise.
6533 2007-05-24 Ian Lance Taylor <iant@google.com>
6535 PR rtl-optimization/32069
6536 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
6539 2007-05-24 Ollie Wild <aaw@google.com>
6541 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
6544 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
6546 * postreload-gcse.c (reg_changed_after_insn_p): New function.
6547 (oprs_unchanged_p): Use it to check all registers in a REG.
6548 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
6549 (reg_set_between_after_reload_p): Delete.
6550 (reg_used_between_after_reload_p): Likewise.
6551 (reg_set_or_used_since_bb_start): Likewise.
6552 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
6553 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
6554 Use reg_set_between_p instead of reg_set_between_after_reload_p.
6555 * rtlanal.c (reg_set_p): Check whether REG overlaps
6556 regs_invalidated_by_call, rather than just checking the
6557 membership of REGNO (REG).
6559 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
6561 * doc/passes.texi: Document predictive commoning.
6562 * doc/invoke.texi (-fpredictive-commoning): Document.
6563 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
6564 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
6565 adding indices to the generated name.
6566 (schedule_sm): Pass 0 to get_lsm_tmp_name.
6567 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
6568 * tree-pretty-print.c (op_symbol_1): Renamed to ...
6569 (op_symbol_code): ... and exported.
6570 (dump_omp_clause, op_symbol): Use op_symbol_code
6571 instead of op_symbol_1.
6572 * tree-pass.h (pass_predcom): Declare.
6573 * timevar.def (TV_PREDCOM): New timevar.
6574 * tree-ssa-loop.c (run_tree_predictive_commoning,
6575 gate_tree_predictive_commoning, pass_predcom): New.
6576 * tree-data-ref.c (find_data_references_in_loop): Find the
6577 references in dominance order.
6578 (canonicalize_base_object_address): Ensure that the result has
6580 (dr_analyze_innermost): Export.
6581 (create_data_ref): Code to fail for references with invariant
6583 (find_data_references_in_stmt): ... here.
6584 * tree-data-ref.h (dr_analyze_innermost): Declare.
6585 * tree-affine.c: Include tree-gimple.h and hashtab.h.
6586 (aff_combination_find_elt, name_expansion_hash,
6587 name_expansion_eq, tree_to_aff_combination_expand,
6588 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
6590 * tree-affine.h (aff_combination_constant_multiple_p,
6591 tree_to_aff_combination_expand): Declare.
6592 * tree-predcom.c: New file.
6593 * common.opt (fpredictive-commoning): New option.
6594 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
6595 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
6596 * Makefile.in (tree-predcom.o): Add.
6597 (tree-affine.o): Add TREE_GIMPLE_H dependency.
6598 * passes.c (init_optimization_passes): Add dceloop after
6599 copy propagation in loop optimizer. Add predictive commoning
6600 to loop optimizer passes.
6602 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6604 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
6607 2007-05-24 Jan Hubicka <jh@suse.cz>
6609 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
6611 (genheader): Include statistics.h.
6613 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
6615 * print-rtl.c (flag_dump_unnumbered): Update comments.
6616 (print_rtl): Fix my previous change.
6617 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
6620 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
6623 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
6625 (thread_through_all_blocks): Call initialize_original_copy_tables
6626 and free_original_copy_tables.
6627 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
6629 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6630 * cfghooks.c (duplicate_block): Use get_loop_copy.
6631 * cfg.c: Include cfgloop.h.
6632 (loop_copy): New hash table.
6633 (initialize_original_copy_tables): Initialize loop_copy table.
6634 (free_original_copy_tables): Free loop_copy table.
6635 (copy_original_table_clear, copy_original_table_set,
6636 set_loop_copy, get_loop_copy): New functions.
6637 (set_bb_original, set_bb_copy): Use copy_original_table_set.
6638 * cfgloop.h (struct loop): Remove copy field.
6639 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
6640 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
6642 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6644 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
6645 -msse/-msse2/-msse3.
6647 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
6649 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
6650 __builtin_ia32_vec_set_v2di with MASK_64BIT.
6652 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
6655 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
6656 * targhooks.h (default_mangle_decl_assembler_name): Declare
6658 * targhooks.c (default_mangle_decl_assembler_name): Define
6660 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
6662 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
6663 * langhooks.c (lhd_set_decl_assembler_name): Call
6664 targetm.mangle_decl_assembler_name for names with global scope.
6666 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
6668 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
6669 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
6671 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
6672 New. Factored out of i386_pe_encode_section_info.
6673 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
6674 Move check for prior decoration of stdcall
6675 symbols to i386_pe_encode_section_info.
6676 (i386_pe_encode_section_info): Adjust call to
6677 gen_stdcall_or_fastcall_suffix. Use
6678 i386_pe_maybe_mangle_decl_assembler_name, if needed.
6679 (i386_pe_mangle_decl_assembler_name): New. Wrap
6680 i386_pe_maybe_mangle_decl_assembler_name.
6682 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6684 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
6685 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
6686 * langhooks.c (get_signed_or_unsigned_type): Don't check for
6687 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
6688 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
6691 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
6692 Nigel Stephens <nigel@mips.com>
6693 Richard Sandiford <richard@codesourcery.com>
6695 Fix up MIPS16 hard float and add support for complex.
6697 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
6698 (TARGET_SOFT_FLOAT_ABI): New.
6699 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
6700 __mips_soft_float to reflect the ABI in use, not whether the
6701 FPU is directly accessible (e.g., in MIPS16 mode).
6702 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
6703 (UNITS_PER_FPVALUE): Likewise.
6705 * config/mips/mips.c (mips_expand_call): Remove redundant
6706 TARGET_MIPS16 check.
6707 (mips_arg_regno): New.
6708 (function_arg_advance): When setting bits in cum->fp_code for
6709 MIPS16, don't subtract 1 from cum->arg_number, since it is now
6711 (function_arg): Use mips_arg_regno.
6712 (mips_return_mode_in_fpr_p): New.
6713 (mips16_call_stub_mode_suffix): New.
6714 (mips16_cfun_returns_in_fpr_p): New.
6715 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
6716 (mips_output_function_prologue): Test mips16_hard_float, not
6717 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
6718 (mips_expand_epilogue): Call MIPS16 helper routines to copy
6719 return value into a floating-point register.
6720 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
6721 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
6722 (mips16_fp_args): Handle MIPS32r2 ISA which supports
6723 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
6724 word of double arguments from or to the high bits of 64-bit
6725 floating point registers.
6726 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
6727 (mips16_fpret_double): New helper function.
6728 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
6729 support for complex modes. Fill in DECL_RESULT for stubdecl.
6730 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
6732 * config/mips/mips16.S
6733 (RET, ARG1, ARG2): New.
6734 (MERGE_GPRf, MERGE_GPRt): New.
6735 (DELAYt, DELAYf): New.
6736 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
6737 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
6738 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
6739 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
6740 (SFOP): Renamed to...
6741 (OPSF3): This, and macro-ified. Updated all uses.
6742 (SFOP2): Renamed to...
6743 (OPSF2): This, and macro-ified. Updated all uses.
6744 (SFCMP): Renamed to...
6745 (CMPSF): This, and macro-ified. Updated all uses.
6746 (SFREVCMP): Renamed to...
6747 (REVCMPSF): This, and macro-ified. Updated all uses.
6748 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
6749 (LDDBL1, LDDBL2, RETDBL): Deleted.
6750 (DFOP): Renamed to...
6751 (OPDF3): This, and macro-ified. Updated all uses.
6752 (DFOP2): Renamed to...
6753 (OPDF2): This, and macro-ified. Updated all uses.
6754 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
6755 (DFCMP): Renamed to...
6756 (CMPDF): This, and macro-ified. Updated all uses.
6757 (DFREVCMP): Renamed to...
6758 (REVCMPDF): This, and macro-ified. Updated all uses.
6759 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
6760 (RET_FUNCTION): New.
6761 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
6762 (__mips16_ret_sc, __mips16_ret_dc): New.
6763 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
6764 STUB_ARGS_6, STUB_ARGS_10): New.
6765 (CALL_STUB_NO_RET): New.
6766 (__mips16_call_stub_1): Macro-ified.
6767 (__mips16_call_stub_5): Macro-ified.
6768 (__mips16_call_stub_2): Macro-ified.
6769 (__mips16_call_stub_6): Macro-ified.
6770 (__mips16_call_stub_9): Macro-ified.
6771 (__mips16_call_stub_10): Macro-ified.
6772 (CALL_STUB_RET): New.
6773 (__mips16_call_stub_sf_0): Macro-ified.
6774 (__mips16_call_stub_sf_1): Macro-ified.
6775 (__mips16_call_stub_sf_5): Macro-ified.
6776 (__mips16_call_stub_sf_2): Macro-ified.
6777 (__mips16_call_stub_sf_6): Macro-ified.
6778 (__mips16_call_stub_sf_9): Macro-ified.
6779 (__mips16_call_stub_sf_10): Macro-ified.
6780 (__mips16_call_stub_df_0): Macro-ified.
6781 (__mips16_call_stub_df_1): Macro-ified.
6782 (__mips16_call_stub_df_5): Macro-ified.
6783 (__mips16_call_stub_df_2): Macro-ified.
6784 (__mips16_call_stub_df_6): Macro-ified.
6785 (__mips16_call_stub_df_9): Macro-ified.
6786 (__mips16_call_stub_df_10): Macro-ified.
6787 (__mips16_call_stub_sc_0): New.
6788 (__mips16_call_stub_sc_1): New.
6789 (__mips16_call_stub_sc_5): New.
6790 (__mips16_call_stub_sc_2): New.
6791 (__mips16_call_stub_sc_6): New.
6792 (__mips16_call_stub_sc_9): New.
6793 (__mips16_call_stub_sc_10): New.
6794 (__mips16_call_stub_dc_0): New.
6795 (__mips16_call_stub_dc_1): New.
6796 (__mips16_call_stub_dc_5): New.
6797 (__mips16_call_stub_dc_2): New.
6798 (__mips16_call_stub_dc_6): New.
6799 (__mips16_call_stub_dc_9): New.
6800 (__mips16_call_stub_dc_10): New.
6802 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
6803 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
6804 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
6806 2007-05-23 Ian Lance Taylor <iant@google.com>
6808 * doc/invoke.texi (Invoking GCC): Document that the order of the
6811 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
6814 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
6815 * config/score/predicate.md (const_pow2, const_npow2): Remove.
6816 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
6820 * config/score/score.c (score_print_operand): Make sure that only
6821 lower bits are used.
6823 2007-05-22 Ian Lance Taylor <iant@google.com>
6825 * tree-vrp.c (avoid_overflow_infinity): New static function,
6826 broken out of set_value_range_to_value.
6827 (set_value_range_to_value): Call avoid_overflow_infinity.
6828 (extract_range_from_assert): Likewise.
6830 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
6833 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
6834 change the type before looking for a COMPOUND_EXPR.
6836 2007-05-22 Ian Lance Taylor <iant@google.com>
6838 * lower-subreg.c (decompose_multiword_subregs): If we change an
6839 insn, call remove_retval_note on it.
6841 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
6843 * regs.h (end_hard_regno): New function.
6844 (END_HARD_REGNO, END_REGNO): New macros.
6845 (add_to_hard_reg_set): New function.
6846 (remove_from_hard_reg_set): Likewise.
6847 (in_hard_reg_set_p): Likewise.
6848 (overlaps_hard_reg_set_p): Likewise.
6849 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
6850 (note_btr_set): Use END_HARD_REGNO.
6851 * caller-save.c (setup_save_areas): Use end_hard_regno.
6852 (mark_set_regs): Use END_HARD_REGNO.
6853 (add_stored_regs): Use end_hard_regno.
6854 (mark_referenced_regs): Use add_to_hard_reg_set.
6855 * combine.c (update_table_tick): Use END_REGNO.
6856 (record_value_for_reg): Likewise.
6857 (record_dead_and_set_regs): Likewise.
6858 (get_last_value_validate): Likewise.
6859 (use_crosses_set_p): Likewise.
6860 (reg_dead_at_p_1): Likewise.
6861 (reg_dead_at_p): Likewise.
6862 (mark_used_regs_combine): Use add_to_hard_reg_set.
6863 (move_deaths): Use END_HARD_REGNO.
6864 (reg_bitfield_target_p): Use end_hard_regno.
6865 (distribute_notes): Use END_HARD_REGNO.
6866 * cse.c (mention_regs): Use END_REGNO.
6867 (insert): Use add_to_hard_reg_set.
6868 (invalidate): Use END_HARD_REGNO.
6869 (invalidate_for_call): Likewise.
6870 (exp_equiv_p): Use END_REGNO.
6871 (cse_insn): Likewise.
6872 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
6873 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
6874 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
6875 * function.c (keep_stack_depressed): Use end_hard_regno.
6876 * global.c (global_alloc): Use end_hard_regno.
6877 (global_conflicts): Use add_to_hard_reg_set instead of
6879 (find_reg): Likewise.
6880 (mark_reg_store): Likewise.
6881 (mark_reg_conflicts): Likewise.
6882 (mark_reg_death): Use remove_from_hard_reg_set.
6883 (mark_reg_live_nc): Delete.
6884 (set_preference): Use end_hard_regno.
6885 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
6886 remove_from_hard_reg_set.
6887 (post_mark_life): Use add_to_hard_reg_set.
6888 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
6889 (reg_becomes_live): Use add_to_hard_reg_set.
6890 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
6891 (peep2_find_free_register): Use add_to_hard_reg_set.
6892 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
6893 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
6894 * regrename.c (note_sets): Use add_to_hard_reg_set.
6895 (clear_dead_regs): Use remove_from_hard_reg_set.
6896 (regrename_optimize): Use add_to_hard_reg_set.
6897 (find_oldest_value_reg): Use in_hard_reg_set_p.
6898 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
6899 (hard_reg_set_here_p): Use end_hard_regno.
6900 (decompose): Likewise.
6901 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
6902 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
6903 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
6904 (mark_home_live): Use end_hard_regno.
6905 (spill_hard_reg): Likewise.
6906 (clear_reload_reg_in_use): Likewise.
6907 * reorg.c (delete_prior_computation): Use END_REGNO.
6908 * resource.c (update_live_status): Use END_HARD_REGNO.
6909 (mark_referenced_resources): Use add_to_hard_reg_set.
6910 (mark_set_resources): Likewise.
6911 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
6912 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
6913 (reg_overlap_mentioned_p): Likewise.
6914 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
6915 (covers_regno_no_parallel_p): Use END_REGNO.
6916 (find_regno_note): Likewise.
6917 (find_reg_fusage): Use END_HARD_REGNO.
6918 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
6919 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
6921 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
6923 * mode-switching.c (reg_dies): Change type of second argument to
6925 (optimize_mode_switching): Update accordingly.
6927 2007-05-22 Richard Sandiford <richard@codesourcery.com>
6929 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
6931 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
6932 (hard_reg_set_empty_p): ...these new functions.
6933 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
6934 GO_IF_HARD_REG_SUBSET.
6935 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
6936 instead of GO_IF_HARD_REG_EQUAL.
6937 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
6938 instead of GO_IF_HARD_REG_EQUAL.
6939 * global.c (find_reg): Use hard_reg_set_empty_p instead of
6940 GO_IF_HARD_REG_SUBSET.
6941 (modify_reg_pav): Use hard_reg_set_empty_p instead of
6942 GO_IF_HARD_REG_EQUAL.
6943 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
6944 of GO_IF_HARD_REG_SUBSET.
6945 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
6946 instead of GO_IF_HARD_REG_EQUAL.
6947 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
6948 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
6949 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
6950 of GO_IF_HARD_REG_SUBSET,
6951 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
6952 GO_IF_HARD_REG_SUBSET.
6953 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
6954 instead of GO_IF_HARD_REG_EQUAL.
6955 * config/sh/sh.c (push_regs, calc_live_regs): Use
6956 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
6957 (hard_regs_intersect_p): Delete.
6959 2007-05-22 Janis Johnson <janis187@us.ibm.com>
6961 * doc/sourcebuild.texi (Test Directives) Add dg-message.
6963 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
6964 Richard Henderson <rth@redhat.com>
6966 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
6968 (x86_64-*-*): Likewise.
6970 * i386/i386-modes.def (V2QI): New.
6972 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
6974 (override_options): Support SSE4.1.
6975 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
6976 (IX86_BUILTIN_BLENDPS): Likewise.
6977 (IX86_BUILTIN_BLENDVPD): Likewise.
6978 (IX86_BUILTIN_BLENDVPS): Likewise.
6979 (IX86_BUILTIN_PBLENDVB128): Likewise.
6980 (IX86_BUILTIN_PBLENDW128): Likewise.
6981 (IX86_BUILTIN_DPPD): Likewise.
6982 (IX86_BUILTIN_DPPS): Likewise.
6983 (IX86_BUILTIN_INSERTPS128): Likewise.
6984 (IX86_BUILTIN_MOVNTDQA): Likewise.
6985 (IX86_BUILTIN_MPSADBW128): Likewise.
6986 (IX86_BUILTIN_PACKUSDW128): Likewise.
6987 (IX86_BUILTIN_PCMPEQQ): Likewise.
6988 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
6989 (IX86_BUILTIN_PMAXSB128): Likewise.
6990 (IX86_BUILTIN_PMAXSD128): Likewise.
6991 (IX86_BUILTIN_PMAXUD128): Likewise.
6992 (IX86_BUILTIN_PMAXUW128): Likewise.
6993 (IX86_BUILTIN_PMINSB128): Likewise.
6994 (IX86_BUILTIN_PMINSD128): Likewise.
6995 (IX86_BUILTIN_PMINUD128): Likewise.
6996 (IX86_BUILTIN_PMINUW128): Likewise.
6997 (IX86_BUILTIN_PMOVSXBW128): Likewise.
6998 (IX86_BUILTIN_PMOVSXBD128): Likewise.
6999 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
7000 (IX86_BUILTIN_PMOVSXWD128): Likewise.
7001 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
7002 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
7003 (IX86_BUILTIN_PMOVZXBW128): Likewise.
7004 (IX86_BUILTIN_PMOVZXBD128): Likewise.
7005 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
7006 (IX86_BUILTIN_PMOVZXWD128): Likewise.
7007 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
7008 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
7009 (IX86_BUILTIN_PMULDQ128): Likewise.
7010 (IX86_BUILTIN_PMULLD128): Likewise.
7011 (IX86_BUILTIN_ROUNDPD): Likewise.
7012 (IX86_BUILTIN_ROUNDPS): Likewise.
7013 (IX86_BUILTIN_ROUNDSD): Likewise.
7014 (IX86_BUILTIN_ROUNDSS): Likewise.
7015 (IX86_BUILTIN_PTESTZ): Likewise.
7016 (IX86_BUILTIN_PTESTC): Likewise.
7017 (IX86_BUILTIN_PTESTNZC): Likewise.
7018 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
7019 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
7020 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
7021 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
7022 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
7024 (bdesc_sse_3arg): Likewise.
7025 (bdesc_2arg): Likewise.
7026 (bdesc_1arg): Likewise.
7027 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
7029 (ix86_expand_sse_4_operands_builtin): New.
7030 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
7031 smaller than 8 bits as the 2nd arg.
7032 (ix86_expand_sse_ptest): New.
7033 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
7034 (ix86_expand_vector_set): Support SSE4.1.
7035 (ix86_expand_vector_extract): Likewise.
7037 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
7038 __SSE4_1__ for -msse4.1.
7040 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
7041 (UNSPEC_INSERTPS): Likewise.
7042 (UNSPEC_DP): Likewise.
7043 (UNSPEC_MOVNTDQA): Likewise.
7044 (UNSPEC_MPSADBW): Likewise.
7045 (UNSPEC_PHMINPOSUW): Likewise.
7046 (UNSPEC_PTEST): Likewise.
7047 (UNSPEC_ROUNDP): Likewise.
7048 (UNSPEC_ROUNDS): Likewise.
7050 * config/i386/i386.opt (msse4.1): New for SSE4.1.
7052 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
7053 (const_pow2_1_to_32768_operand): Likewise.
7055 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
7058 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
7060 (sse4_1_insertps): Likewise.
7061 (*sse4_1_extractps): Likewise.
7062 (sse4_1_ptest): Likewise.
7063 (sse4_1_mulv2siv2di3): Likewise.
7064 (*sse4_1_mulv4si3): Likewise.
7065 (*sse4_1_smax<mode>3): Likewise.
7066 (*sse4_1_umax<mode>3): Likewise.
7067 (*sse4_1_smin<mode>3): Likewise.
7068 (*sse4_1_umin<mode>3): Likewise.
7069 (sse4_1_eqv2di3): Likewise.
7070 (*sse4_1_pinsrb): Likewise.
7071 (*sse4_1_pinsrd): Likewise.
7072 (*sse4_1_pinsrq): Likewise.
7073 (*sse4_1_pextrb): Likewise.
7074 (*sse4_1_pextrb_memory): Likewise.
7075 (*sse4_1_pextrw_memory): Likewise.
7076 (*sse4_1_pextrq): Likewise.
7077 (sse4_1_blendpd): Likewise.
7078 (sse4_1_blendps): Likewise.
7079 (sse4_1_blendvpd): Likewise.
7080 (sse4_1_blendvps): Likewise.
7081 (sse4_1_dppd): Likewise.
7082 (sse4_1_dpps): Likewise.
7083 (sse4_1_movntdqa): Likewise.
7084 (sse4_1_mpsadbw): Likewise.
7085 (sse4_1_packusdw): Likewise.
7086 (sse4_1_pblendvb): Likewise.
7087 (sse4_1_pblendw): Likewise.
7088 (sse4_1_phminposuw): Likewise.
7089 (sse4_1_extendv8qiv8hi2): Likewise.
7090 (*sse4_1_extendv8qiv8hi2): Likewise.
7091 (sse4_1_extendv4qiv4si2): Likewise.
7092 (*sse4_1_extendv4qiv4si2): Likewise.
7093 (sse4_1_extendv2qiv2di2): Likewise.
7094 (*sse4_1_extendv2qiv2di2): Likewise.
7095 (sse4_1_extendv4hiv4si2): Likewise.
7096 (*sse4_1_extendv4hiv4si2): Likewise.
7097 (sse4_1_extendv2hiv2di2): Likewise.
7098 (*sse4_1_extendv2hiv2di2): Likewise.
7099 (sse4_1_extendv2siv2di2): Likewise.
7100 (*sse4_1_extendv2siv2di2): Likewise.
7101 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7102 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7103 (sse4_1_zero_extendv4qiv4si2): Likewise.
7104 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7105 (sse4_1_zero_extendv2qiv2di2): Likewise.
7106 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7107 (sse4_1_zero_extendv4hiv4si2): Likewise.
7108 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7109 (sse4_1_zero_extendv2hiv2di2): Likewise.
7110 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7111 (sse4_1_zero_extendv2siv2di2): Likewise.
7112 (*sse4_1_zero_extendv2siv2di2): Likewise.
7113 (sse4_1_roundpd): Likewise.
7114 (sse4_1_roundps): Likewise.
7115 (sse4_1_roundsd): Likewise.
7116 (sse4_1_roundss): Likewise.
7117 (mulv4si3): Don't expand for SSE4.1.
7118 (smax<mode>3): Likewise.
7119 (umaxv4si3): Likewise.
7120 (uminv16qi3): Likewise.
7121 (umin<mode>3): Likewise.
7122 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
7124 * doc/extend.texi: Document SSE4.1 built-in functions.
7126 * doc/invoke.texi: Document -msse4.1.
7128 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
7130 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
7131 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
7132 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
7133 (ASM_SPEC): Add asm_pcrel_spec.
7134 (EXTRA_SPECS): Add asm_pcrel_spec.
7136 2007-05-21 David Daney <ddaney@avtrex.com>
7138 * doc/install.texi (Building a cross compiler): Add requirements
7139 for Java cross compiler.
7141 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7144 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
7145 Add loopno argument. Use evolution_function_is_invariant_rec_p
7146 instead of evolution_function_is_constant_p.
7147 Update calls to evolution_function_is_affine_multivariate_p.
7148 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
7149 Add loopno argument.
7150 * tree-scalar-evolution.c (gather_chrec_stats): Call
7151 evolution_function_is_affine_multivariate_p with a loop
7153 * tree-data-ref.c (analyze_miv_subscript): Likewise.
7154 (analyze_overlapping_iterations): Likewise.
7155 (access_functions_are_affine_or_constant_p): Likewise.
7156 (build_classic_dist_vector_1): If the access functions
7157 are equal, don't do anything.
7159 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
7160 Paolo Carlini <pcarlini@suse.de>
7161 Uros Bizjak <ubizjak@gmail.com>
7163 * c-cppbuiltin.c (c_cpp_builtins): Define
7164 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
7165 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
7166 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
7167 * doc/cpp.texi ([Standard Predefined Macros]): Document.
7169 2007-05-21 Mike Stump <mrs@apple.com>
7171 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
7173 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
7175 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
7177 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
7178 implementation if __OPTIMIZE__ is not defined.
7179 (_mm_alignr_pi8): Ditto.
7180 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
7181 (_mm_inserti_si64): Ditto.
7182 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
7183 (_mm_slli_epi16): Ditto.
7184 (_mm_slli_epi32): Ditto.
7185 (_mm_slli_epi64): Ditto.
7186 (_mm_srai_epi16): Ditto.
7187 (_mm_srai_epi32): Ditto.
7188 (_mm_srli_si128): Ditto.
7189 (_mm_slli_si128): Ditto.
7190 (_mm_srli_epi16): Ditto.
7191 (_mm_srli_epi32): Ditto.
7192 (_mm_srli_epi64): Ditto.
7193 (_mm_extract_epi16): Ditto.
7194 (_mm_insert_epi16): Ditto.
7195 (_mm_shufflehi_epi16): Ditto.
7196 (_mm_shufflelo_epi16): Ditto.
7197 (_mm_shuffle_epi32): Ditto.
7198 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
7200 (_mm_insert_pi16): Ditto.
7202 (_mm_shuffle_pi16): Ditto.
7204 (_mm_shufle_ps): Ditto.
7205 (_mm_prefetch): Ditto.
7207 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
7209 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
7210 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
7211 * real.c (encode_i370_single, decode_i370_single,
7212 encode_i370_double, decode_i370_double): Functions removed.
7213 (i370_single_format, i370_double_format): Initializations removed.
7214 (real_maxval, round_for_format, exact_real_truncate, significand_size):
7215 Consider the log2_b field to always be one.
7216 (ieee_single_format, mips_single_format, coldfire_single_format,
7217 ieee_double_format, mips_double_format, coldfire_double_format,
7218 ieee_extended_motorola_format, ieee_extended_intel_96_format,
7219 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
7220 ibm_extended_format, mips_extended_format, ieee_quad_format,
7221 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
7222 decimal_single_format, decimal_double_format, decimal_quad_format,
7223 c4x_single_format, c4x_extended_format, real_internal_format): Remove
7224 initialization of log2_b.
7225 * real.h (i370_single_format, i370_double_format): Declarations
7227 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
7228 field to always be one.
7230 2007-05-21 Andreas Schwab <schwab@suse.de>
7232 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
7233 NOTE_INSN_BASIC_BLOCK_P.
7234 (process_for_unwind_directive): Likewise.
7236 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
7238 * builtins.c (expand_builtin_setjmp_setup): Update comment.
7239 * function.h (struct function): Move va_list_gpr_size,
7240 va_list_fpr_size, function_frequency to front of bitfields. Add
7242 (current_function_calls_unwind_init): New.
7243 * except.c (expand_builtin_unwind_init): Set
7244 current_function_calls_unwind_init not
7245 current_function_has_nonlocal_label.
7246 * reload1.c (has_nonexceptional_receiver): New.
7247 (reload): Use it and current_function_calls_unwind_init to
7248 determine whether call-saved regs must be saved.
7250 2007-05-20 Jan Hubicka <jh@suse.cz>
7252 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
7253 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7254 * ddg.c (create_ddg): LIkewise.
7255 * final.c (final): Remove hunk moving line number notes around since
7256 they are no longer present at this stage.
7257 (final_scan_insn): Use NOTE_KIND instead of
7258 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7259 (output_asm_label): Likewise.
7260 * reorg.c (dbr_schedule): Likewise.
7261 * haifa-sched.c (unlink_other_notes): Likewise.
7262 * mode-switching.c (optimize_mode_switching): Likewise.
7263 * graph.c (start_bb): Likewise.
7264 * rtl.def (NOTE): Update description.
7265 * jump.c (squeeze_notes): Delete.
7266 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
7267 NOTE_INSN_BASIC_BLOCK_P when possible.
7268 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
7269 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
7270 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7271 (dwarf2out_var_location): Likewise.
7272 * cfgbuild.c (make_edges): Likewise.
7273 (find_basic_blocks_1): Likewise.
7274 * function.c (reorder_blocks_1): Likewise.
7275 (epilogue_done): Likewise.
7276 (reposition_prologue_and_epilogue_notes): Likewise.
7277 * print-rtl.c (print_rtx): Likewise; drop code for printing
7279 (print_rtl): Likewise.
7280 (print_rtl_single): Likewise.
7281 * gcse.c (insert_insn_start_bb): Likewise.
7282 * alias.c (init_alias_analysis): Likewise.
7283 * calls.c (fixup_tail_calls): Likewise.
7284 * except.c (sjlj_emit_function_enter): Likewise.
7285 * emit-rtl.c (add_insn_after): Likeiwse.
7286 (emit_label_before): Likewise.
7287 (emit_label_after): Likewise.
7288 (emit_note_before, emit_note_after, emit_note): Update
7289 parameter to be enum insn_note; do not deal with source
7291 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
7292 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
7294 (merge_blocks_move_successor_nojumps): Simplify now when
7295 we don't have BLOCK notes.
7296 (try_optimize_cfg): Likewise.
7297 * cfglayout.c (skip_insns_after_block): Likewise.
7298 (record_effective_endpoints): Likewise.
7299 (duplicate_insn_chain): Likewise.
7300 * varasm.c (output_constant_pool_1): Likewise.
7301 * sched-deps.c (sched_analyze): Likewise.
7302 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
7304 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
7305 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
7306 (SET_INSN_DELETED): Simplify.
7307 (NOTE_LINE_NUMBER): Exterminate.
7308 (NOTE_LINE_KIND): New.
7309 (NOTE_INSN_BASIC_BLOCK_P): Update.
7310 (enum insn_note): Simplify.
7311 (GET_NOTE_INSN_NAME) Simplify.
7312 (emit_note_before, emit_note_after, emit_note): Update prototype.
7313 (squeeze_notes): Remove.
7314 * sched-int.h (NOTE_NOT_BB_P): Update.
7315 * resource.c (mark_target_live_regs): Update.
7316 * sched-rgn.c (debug_dependencies): Update.
7317 * sched-vis.c (print_insn): Update.
7318 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
7319 * config/i386/i386.c (ix86_output_function_epilogue): Update.
7320 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
7321 (TARGET_ADJUST_UNROLL_MAX): Likewise.
7322 (split_branches): Update.
7323 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
7325 (sh_adjust_unroll_max): Exterminate.
7326 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
7327 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
7328 (m68hc11_reorg): Likewise.
7329 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
7330 (emit_predicate_relation_info): Update.
7331 (process_for_unwind_directive): Update.
7332 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
7333 (output_call): Update.
7334 * config/pa/pa.c (output_lbranch): Update.
7335 (output_millicode_call): Update.
7336 (output_call): Update.
7337 (pa_combine_instructions): Update.
7338 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
7339 * config/bfin/bfin.c (gen_one_bundle): Update.
7340 * cfgrtl.c (can_delete_note_p): Update.
7341 (delete_insn): Update.
7342 (rtl_merge_blocks): Update.
7343 (commit_one_edge_insertion): Update.
7344 (rtl_verify_flow_info): Update.
7345 * stmt.c (expand_case): Do not call squeeze_notes.
7347 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7354 * c.opt (Wtype-limits): New.
7355 * doc/invoke.texi (Wtype-limits): Document it.
7356 (Wextra): Enabled by -Wextra.
7357 * c-opts.c (c_common_post_options): Enabled by -Wextra.
7358 * c-common.c (shorten_compare): Warn with Wtype-limits.
7360 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
7362 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
7363 inlined function, not as a macro.
7364 (_mm_alignr_pi8): Ditto.
7365 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
7366 (_mm_inserti_si64): Ditto.
7367 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
7368 (_mm_extract_epi16): Ditto.
7369 (_mm_insert_epi16): Ditto.
7370 (_mm_shufflehi_epi16): Ditto.
7371 (_mm_shufflelo_epi16): Ditto.
7372 (_mm_shuffle_epi32): Ditto.
7373 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
7374 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
7376 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
7378 (_m_to_float): Use C89 compatible assignment.
7380 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
7383 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
7385 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7388 * doc/invoke.texi (Wreturn-type): Complete description.
7389 (Wextra): Delete item about return-type warning.
7390 * c-decl.c: Delete redundant Wextra warning.
7392 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
7395 * config/i386/pmmintrin.h: Do not include xmmintrin.h
7396 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
7397 inlined function, not as a macro.
7398 (_mm_prefetch): Ditto.
7400 (_mm_insert_pi16): Ditto.
7402 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
7403 (_m_pshufw): Ditto. Add const to __N argument.
7404 (_mm_shufle_ps): Ditto. Add const to __mask argument.
7405 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
7406 (_mm_slli_epi32): Ditto.
7407 (_mm_srli_si128): Implement as always inlined function, not as a
7408 macro. Add __inline to function declaration.
7409 (_mm_slli_si128): Ditto.
7411 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
7413 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
7414 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
7416 (struct fenv): New structure.
7417 (FP_HANDLE_EXCEPTIONS): New define.
7418 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
7419 (_FP_DECL_EXP): New define.
7420 (FP_INIT_ROUNDMODE): New define.
7421 (FP_ROUNDMODE): New define.
7423 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7425 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
7426 (Wconversion): Update description.
7427 (Wconversion-sign): New.
7428 * c.opt (Wconversion-sign): New.
7429 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
7430 means disabled for C++. Otherwise, take the status of Wconversion.
7431 * c-common.c (conversion_warning): Warn with either Wconversion or
7433 (warnings_for_convert_and_check): Conditions are already checked by
7435 (convert_and_check): Don't check warnings if the conversion failed.
7437 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
7438 Anatoly Sokolov <aesok@dol.ru>
7440 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
7441 avr_epilogue_uses) : Add declaration.
7442 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
7443 * config/avr/constraints.md (R): New constraint.
7444 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
7445 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
7446 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
7447 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
7448 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
7449 call_prologue_saves, epilogue_restores, return_from_epilogue,
7450 return_from_main_epilogue, return_from_interrupt_epilogue,
7451 return_from_naked_epilogue, prologue, epilogue): New patterns.
7452 (jump): Handle symbol reference.
7453 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
7454 avr_output_function_prologue, avr_output_function_epilogue): Remove
7456 (avr_init_machine_status, expand_prologue, expand_epilogue,
7457 avr_asm_function_end_prologue, avr_epilogue_uses,
7458 avr_asm_function_begin_epilogue): New functions.
7459 (prologue_size, epilogue_size, jump_tables_size): Remove global
7461 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
7462 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
7463 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
7464 (avr_override_options): Initialise init_machine_status.
7465 (output_movhi): Handle all stack pointer loads.
7466 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
7467 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
7468 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
7469 (EPILOGUE_USES) Redefine.
7470 (machine_function) Declare.
7472 2007-05-19 Richard Sandiford <richard@codesourcery.com>
7474 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
7475 Use a single return statement.
7477 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7480 * builtins.c (do_mpfr_lgamma_r): New.
7481 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
7482 * tree.h (CASE_FLT_FN_REENT): New.
7484 2007-05-18 Geoffrey Keating <geoffk@apple.com>
7486 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
7487 (output_die): Use 'unsigned long' with %x.
7488 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
7489 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
7490 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
7492 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
7494 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
7499 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
7500 true if function has no argument.
7502 2007-05-18 DJ Delorie <dj@redhat.com>
7504 * config/mips/mips.c (mips_offset_within_alignment_p): New.
7505 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
7507 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
7509 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
7510 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
7511 count_trailing_zeros.
7512 (__i386__): Implement count_leading_zeros using __builtin_clz().
7513 Implement count_trailing_zeros usign __builtin_ctz().
7515 2007-05-18 Richard Sandiford <richard@codesourcery.com>
7517 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
7519 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
7522 * expr.c (emit_move_change_mode): Change mode of push operands here.
7524 2007-05-17 Ian Lance Taylor <iant@google.com>
7526 PR tree-optimization/31953
7527 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
7529 (set_value_range_to_null): Call set_value_range_to_value.
7530 (extract_range_from_comparison): Likewise.
7532 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7534 * toplev.c (print_version): Output GMP/MPFR version info.
7536 * builtins.c (CASE_MATHFN_REENT): New macro.
7537 (mathfn_built_in): Use it.
7538 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
7539 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
7540 BUILT_IN_LGAMMAL_R): New.
7541 * doc/extend.texi: Document new builtins.
7544 * builtins.c (do_mpfr_remquo): New.
7545 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
7546 (fold_builtin_3): Handle BUILT_IN_REMQUO.
7549 * builtins.c (fold_builtin_1): Handle y0, y1.
7550 (fold_builtin_2): Handle yn.
7553 * builtins.c (do_mpfr_bessel_n): New.
7554 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
7555 (fold_builtin_2): Handle BUILT_IN_JN.
7557 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
7560 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
7561 TYPE_PRECISION (intmax_type_node).
7563 2007-05-17 Steve Ellcey <sje@cup.hp.com>
7566 * reload.c (subst_reloads): Remove checking.
7568 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7570 PR rtl-optimization/31691
7571 * combine.c (simplify_set): Build a new src pattern instead of
7572 substituting its operands in the COMPARE case.
7574 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
7576 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
7577 (execute_vrp): Preserve loops through jump threading.
7578 * tree-ssa-threadupdate.c (thread_single_edge,
7579 dbds_continue_enumeration_p, determine_bb_domination_status,
7580 thread_through_loop_header): New functions.
7581 (create_edge_and_update_destination_phis,
7582 create_edge_and_update_destination_phis): Set loops for the new blocks.
7583 (prune_undesirable_thread_requests): Removed.
7584 (redirect_edges): Do not pretend that redirect_edge_and_branch can
7586 (thread_block): Do not call prune_undesirable_thread_requests.
7588 (mark_threaded_blocks): Select edges to thread here.
7589 (thread_through_all_blocks): Take may_peel_loop_headers argument.
7590 Thread edges through loop headers independently.
7591 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
7592 * tree-pass.h (TODO_mark_first_instance): New.
7593 (first_pass_instance): Declare.
7594 * cfghooks.c (duplicate_block): Put the block to the original loop
7595 if copy is not specified.
7596 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
7597 jump threading. Pass may_peel_loop_headers to
7598 thread_through_all_blocks according to first_pass_instance.
7599 * cfgloop.h (create_preheader): Declare.
7600 * tree-flow.h (thread_through_all_blocks): Declaration changed.
7601 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
7602 * passes.c (first_pass_instance): New variable.
7603 (next_pass_1): Set TODO_mark_first_instance.
7604 (execute_todo): Set first_pass_instance.
7606 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
7608 PR tree-optimization/24659
7609 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
7610 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
7611 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
7612 OTI_vec_pack_ufix_trunc.
7613 (vec_unpacks_float_hi_optab): Define new macro.
7614 (vec_unpacks_float_lo_optab): Ditto.
7615 (vec_unpacku_float_hi_optab): Ditto.
7616 (vec_unpacku_float_lo_optab): Ditto.
7617 (vec_pack_sfix_trunc_optab): Ditto.
7618 (vec_pack_ufix_trunc_optab): Ditto.
7619 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
7620 and vec_pack_[s|u]fix_trunc_optab using
7621 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
7622 * tree-vectorizer.c (supportable_widening_operation): Handle
7623 FLOAT_EXPR and CONVERT_EXPR. Update comment.
7624 (supportable_narrowing_operation): New function.
7625 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
7626 * tree-vect-transform.c (vectorizable_conversion): Handle
7627 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7628 (vect_gen_widened_results_half): Move before vectorizable_conversion.
7629 (vectorizable_type_demotion): Call supportable_narrowing_operation()
7630 to check for target support.
7631 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
7632 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
7633 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
7634 for VEC_PACK_FIX_TRUNC_EXPR.
7635 (expand_binop): Special case mode of the result for
7636 vec_pack_[u|s]fix_trunc_optab.
7637 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
7638 vec_pack_[u|s]fix_trunc_optab.
7640 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
7641 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
7642 * tree-pretty-print.c (dump_generic_node): Handle
7643 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
7644 VEC_PACK_FIX_TRUNC_EXPR.
7646 * expr.c (expand_expr_real_1): Ditto.
7647 * tree-inline.c (estimate_num_insns_1): Ditto.
7648 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7650 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
7651 (vec_unpacks_float_lo_v8hi): Ditto.
7652 (vec_unpacku_float_hi_v8hi): Ditto.
7653 (vec_unpacku_float_lo_v8hi): Ditto.
7654 (vec_unpacks_float_hi_v4si): Ditto.
7655 (vec_unpacks_float_lo_v4si): Ditto.
7656 (vec_pack_sfix_trunc_v2df): Ditto.
7658 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
7660 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
7661 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
7662 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
7663 [vec_pack_ufix_trunc]: Ditto.
7664 [vec_unpacks_float_hi]: Ditto.
7665 [vec_unpacks_float_lo]: Ditto.
7666 [vec_unpacku_float_hi]: Ditto.
7667 [vec_unpacku_float_lo]: Ditto.
7669 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
7671 * soft-fp/README: Update for new files.
7672 * soft-fp/floattisf.c: New file.
7673 * soft-fp/floattidf.c: New file.
7674 * soft-fp/floattitf.c: New file.
7675 * soft-fp/floatuntisf.c: New file.
7676 * soft-fp/floatuntidf.c: New file.
7677 * soft-fp/floatuntitf.c: New file.
7678 * soft-fp/fixsfti.c: New file.
7679 * soft-fp/fixdfti.c: New file.
7680 * soft-fp/fixtfti.c: New file.
7681 * soft-fp/fixunssfti.c: New file.
7682 * soft-fp/fixunsdfti.c: New file.
7683 * soft-fp/fixunstfti.c: New file.
7684 * soft-fp/extendxftf.c: New file.
7685 * soft-fp/trunctfxf.c: New file.
7687 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
7688 (__trunctfxf2): Ditto.
7690 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
7691 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
7692 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
7693 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
7694 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
7695 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
7697 * config/i386/t-fprules-softfp64: New file.
7698 * config/i386/sfp-machine.h: New file.
7699 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
7700 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
7701 and soft-fp/t-softfp to tmake_file.
7702 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
7703 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
7705 * config/i386/t-linux64 (softfp_wrap_start): New.
7706 (softfp_wrap_end): New.
7707 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
7708 supported for TARGET_64BIT.
7710 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
7712 * c-common.c (c_common_signed_or_unsigned_type): Emulate
7713 c_common_unsigned_type behavior.
7715 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
7717 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
7720 2007-05-16 Eric Christopher <echristo@apple.com>
7722 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
7723 saving after stack push. Set sp_offset whenever we push.
7724 (rs6000_emit_epilogue): Move altivec register restore before
7727 2007-05-16 Richard Sandiford <richard@codesourcery.com>
7729 * configure.ac: Allow sysroots to be relocated under $prefix as
7730 well as $exec_prefix.
7731 * configure: Regenerate.
7733 2007-05-16 Richard Sandiford <richard@codesourcery.com>
7737 2007-05-12 Richard Sandiford <richard@codesourcery.com>
7739 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7740 (gcc_tooldir): Likewise.
7741 * configure: Regenerate.
7742 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7743 old configure.ac gcc_tooldir setting.
7744 (prefix_to_exec_prefix): New variable.
7745 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7746 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7748 2007-05-14 Janis Johnson <janis187@us.ibm.com>
7750 * c-typeck.c (build_binary_op): Return early for error.
7752 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
7754 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
7755 struct nb_iter_bound.
7756 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
7757 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
7758 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
7759 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
7760 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
7761 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
7762 (del_scev_info): Use ggc_free.
7763 (scev_initialize): Allocate scalar_evolution_info in gc memory.
7764 * loop-init.c: Include ggc.h.
7765 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
7766 (loop_optimizer_finalize): Use ggc_free.
7767 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
7768 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
7769 pass_iv_optimize): Add TODO_ggc_collect.
7770 * function.h (struct function): Remove skip marker from
7772 * cfgloop.c: Include ggc.h.
7773 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
7775 (establish_preds): Vector superloops is gc allocated.
7776 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
7778 (flow_loops_find): Vector larray is gc allocated.
7779 (loop_exit_free): Use ggc_free.
7780 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
7781 that head of exits list is now not a part of struct loop.
7782 (record_loop_exits): Allocate exits table in gc memory.
7783 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
7784 that head of exits list is now not a part of struct loop.
7785 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
7786 struct loop_exit): Add GTY marker.
7787 (struct loop): Add GTY marker. Make superloops vector gc allocated.
7788 Add skip marker to aux field. Make head of exits list a separate
7790 (struct loops): Add GTY marker. Make larray vector gc allocated.
7791 Add param marker to exits table.
7792 (get_loops): Type changed.
7793 * Makefile.in (tree-scalar-evolution.o): Add
7794 gt-tree-scalar-evolution.h dependency.
7795 (cfgloop.o, loop-init.o): Add ggc.h dependency.
7796 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
7797 * basic-block.h (struct basic_block_def): Remove skip marker from
7800 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
7802 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
7803 of 0 in the call to expand_expr().
7804 (expand_builtin_mathfn_3): Ditto.
7805 (expand_builtin_interclass_mathfn): Ditto.
7806 (expand_builtin_cexpi): Ditto.
7807 (expand_builtin_int_roundingfn): Ditto.
7808 (expand_builtin_int_roundingfn_2): Ditto.
7809 (expand_builtin_pow): Ditto.
7810 (expand_builtin_powi): Ditto.
7811 (expand_builtin_bswap): Ditto.
7812 (expand_builtin_unop): Ditto.
7813 (expand_builtin_fabs): Ditto.
7814 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
7815 the call to expand_expr().
7816 (expand_builtin_sync_operation): Ditto.
7817 (expand_builtin_compare_and_swap): Ditto.
7818 (expand_builtin_lock_test_and_set): Ditto.
7819 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
7820 instead of 0 in the call to expand_expr().
7821 (expand_builtin_extract_return_addr): Ditto.
7822 (expand_builtin_eh_return): Ditto.
7823 (expand_eh_return): Ditto.
7824 * explow.c (expr_size): Ditto.
7825 * expr.c (optimize_bitfield_assignment_op): Ditto.
7826 (expand_assignement): Ditto.
7827 (store_expr): Ditto.
7828 (store_field): Ditto.
7829 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
7830 the call to expand_expr().
7831 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
7832 in the call to expand_expr().
7833 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
7834 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
7835 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
7837 * optabs.c (expand_vec_shift_expr): Ditto.
7838 (expand_vec_cond_expr): Ditto.
7839 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
7840 call to expand_expr().
7841 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
7842 in the call to expand_expr().
7844 2007-05-14 Dave Korn <dave.korn@artimi.com>
7846 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
7848 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
7850 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
7851 instead of c_common_unsigned_type.
7852 (c_common_unsigned_type): Remove.
7853 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
7854 c_common_unsigned_type.
7855 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
7856 c_common_unsigned_type.
7857 * c-common.h (c_common_unsigned_type): Remove.
7858 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
7859 c_common_unsigned_type.
7860 * c-format.c (check_format_types): Use unsigned_type_for instead of
7861 c_common_unsigned_type.
7862 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
7863 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
7864 of c_common_unsigned_type.
7865 * convert.c (convert_to_integer): Use unsigned_type_for instead of
7866 lang_hooks.types.unsigned_type.
7867 * expmed.c (make_tree): Use unsigned_type_for instead of
7868 lang_hooks.types.unsigned_type.
7869 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
7870 lang_hooks.types.unsigned_type.
7871 (build_range_check): Likewise.
7872 (fold_unary): Likewise.
7873 (fold_binary): Likewise.
7874 (fold_ternary): Likewise.
7875 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
7876 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
7877 * tree.c (get_unsigned_type): New.
7878 (unsigned_type_for): Use get_unsigned_type instead of
7879 lang_hooks.types.unsigned_type.
7881 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
7883 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
7884 to m68k_get_function_kind. Update its prototype.
7885 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
7887 (m68k_interrupt_function_p): Return enum m68k_function_type
7888 instead of bool. Rename to m68k_get_function_kind.
7889 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
7891 (m68k_compute_frame_layout): Don't mark any register for save
7892 if an interrupt_thread attribute is specified.
7893 (m68k_hard_regno_rename_ok): Update a use of
7894 m68k_interrupt_function_p.
7895 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
7896 m68k_interrupt_function_p.
7897 (m68k_function_type): New.
7898 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
7899 for a function with an interrupt_thread attribute.
7900 * doc/extend.texi: Document the interrupt_thread attribute.
7902 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
7904 Fix PR tree-optimization/31911
7905 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
7906 if they didn't change the expression.
7908 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
7910 * tree-scalar-evolution.c (resolve_mixers): Exported.
7911 * tree-scalar-evolution.h (resolve_mixers): Declare.
7912 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
7913 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
7914 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
7915 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
7916 init_array_ref, init_pointer_ref, analyze_indirect_ref,
7917 strip_conversion, analyze_offset_expr, address_analysis,
7918 object_analysis, analyze_offset): Removed.
7919 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
7920 split_constant_offset, canonicalize_base_object_address,
7921 object_address_invariant_in_loop_p, disjoint_objects_p,
7922 dr_may_alias_p, dr_address_invariant_p): New functions.
7923 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
7924 and dr_analyze_alias.
7925 (initialize_data_dependence_relation): Use dr_may_alias_p
7926 and object_address_invariant_in_loop_p.
7927 (compute_self_dependence): Handle the case when
7928 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
7929 (find_data_references_in_stmt): Restrict the analysis of data
7930 references to the given loop nest.
7931 (find_data_references_in_loop): Made static. Pass loop nest to
7932 find_data_references_in_stmt.
7933 (compute_data_dependences_for_loop): Use DR_VOPS.
7934 (free_data_ref): Free DR_VOPS.
7935 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
7936 (struct innermost_loop_behavior): ... new.
7937 (struct base_object_info): Replaced by ...
7938 (struct indices): ... new.
7939 (struct dr_alias): New.
7940 (enum data_ref_type): Removed.
7941 (struct data_reference): Consist of struct innermost_loop_behavior,
7942 struct indices and struct dr_alias.
7943 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
7944 (DR_MEMTAG): Renamed to ...
7945 (DR_SYMBOL_TAG): ... this.
7946 (find_data_references_in_loop): Declaration removed.
7947 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
7948 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
7949 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
7950 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
7952 2007-05-13 Revital Eres <eres@il.ibm.com>
7954 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
7955 which walks virtual def-use chains to find redundant stores.
7956 (dse_optimize_stmt): Call it.
7958 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
7960 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
7961 * passes.c (init_optimization_passes): Move pass_jump_bypass
7964 * basic-block.h (bb_has_eh_pred): Fix style issue.
7966 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
7968 PR rtl-optimization/31848
7969 * loop-invariant.c (move_invariant_reg): If we move an insn
7970 with a REG_EQUAL note, and that insn is not always executed,
7971 remove the REG_EQUAL note.
7973 2007-05-12 Richard Guenther <rguenther@suse.de>
7975 PR tree-optimization/31797
7976 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
7977 propagate into a stmt that has volatile ops.
7979 2007-05-12 Richard Sandiford <richard@codesourcery.com>
7981 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7982 (gcc_tooldir): Likewise.
7983 * configure: Regenerate.
7984 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7985 old configure.ac gcc_tooldir setting.
7986 (prefix_to_exec_prefix): New variable.
7987 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7988 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7990 2007-05-11 Silvius Rus <rus@google.com>
7992 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
7993 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
7994 * c-common.h (strict_aliasing_warning): Change return type.
7995 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
7996 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
7997 (build_c_cast): Condition call to strict_aliasing_warning.
7998 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
7999 * flags.h (set_Wstrict_aliasing): Declare.
8000 * opts.c (set_Wstrict_alising): Define, add call to.
8001 * tree-flow.h (strict_aliasing_warning_backend): Declare.
8002 * tree-ssa-alias-warnings.c: New file.
8003 * tree-ssa-alias.c (compute_may_aliases): Add call to
8004 strict_aliasing_warning_backend.
8006 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
8008 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8009 Use loop_depth and loop_outer accessor functions.
8010 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
8011 determine_invariantness_stmt, move_computations_stmt): Ditto.
8012 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
8013 add_loop, loopify, unloop, fix_loop_structure): Ditto.
8014 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
8015 * tree-scalar-evolution.c (interpret_loop_phi,
8016 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
8017 instantiate_parameters_1, scev_const_prop): Ditto.
8018 * cfghooks.c (make_forwarder_block): Ditto.
8019 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
8020 * modulo-sched.c (loop_canon_p): Ditto.
8021 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
8022 slpeel_can_duplicate_loop_p): Ditto.
8023 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
8024 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
8025 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
8026 cancel_loop, verify_loop_structure): Ditto.
8027 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
8028 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
8029 superloops vector instead of "pred" array.
8030 (establish_preds): Take father loop as an argument. Initialize the
8032 (flow_loop_tree_node_add): Pass father loop to establish_preds.
8033 Do not initialize loop->outer.
8034 (flow_loop_tree_node_remove): Truncate the superloops vector.
8035 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
8036 "pred" merged to "superloops" vector.
8037 (loop_depth, loop_outer): New.
8038 (fel_init): Use loop_outer.
8040 2007-05-11 Jan Hubicka <jh@suse.cz>
8042 * cgraphunit.c: Include gt-cgraphunit.h
8043 (static_ctors, static_dtors): New static vars.
8044 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
8045 based on implementation in c-common.c
8046 (cgraph_finalize_function): Call record_cdtor_fn.
8047 (cgraph_optimize): Call cgraph_build_cdtor_fns.
8048 * decl.c (finish_function): Do not call c_record_cdtor_fn.
8049 (c_write_global_declarations): Do not call c_build_cdtor_fns.
8050 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
8051 build_cdtor, c_build_cdtor_fns): Remove.
8052 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
8053 c_build_cdtor_fns): Remove prototype.
8055 2007-05-11 Paolo Carlini <pcarlini@suse.de>
8058 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
8059 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
8060 * builtins.c (fold_builtin_memchr): New.
8061 (expand_builtin_memchr): Call the latter.
8062 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
8063 * doc/extend.texi ([Other built-in functions provided by GCC]):
8066 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
8068 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
8069 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
8070 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
8071 PFPO_OP1_TYPE_SHIFT): Constants added.
8072 (DFP_ALL): Mode macro defined.
8073 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
8074 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
8075 Insn definitions added.
8076 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
8077 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
8080 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
8082 PR tree-optimization/31885
8083 * tree-chrec.c (chrec_contains_undetermined): Do not consider
8084 NULL_TREE to be undetermined.
8085 (automatically_generated_chrec_p): Return false for NULL.
8087 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
8089 * config/bfin/bfin.h (MOVE_RATIO): Define.
8091 2007-05-10 Richard Sandiford <richard@codesourcery.com>
8093 * config.gcc (sparc-wrs-vxworks): New target.
8094 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
8095 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
8096 * config/sparc/sparc.h: Include vxworks-dummy.h.
8097 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
8098 include LABEL_REFs too.
8099 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
8100 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
8102 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
8104 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
8105 (sparc_emit_call_insn): New function.
8106 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
8107 functions when generating VxWorks PIC.
8108 * config/sparc/sparc.md (vxworks_load_got): New pattern.
8109 (call, call_value): Use sparc_emit_call_insn instead of
8112 2007-05-09 Bob Wilson <bob.wilson@acm.org>
8114 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
8116 2007-05-09 Bob Wilson <bob.wilson@acm.org>
8118 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
8119 for floating-point values if HOST_BITS_PER_LONG > 32. Use
8120 split_double instead of operand_subword.
8122 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
8124 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
8125 * config/bfin/bfin.c (bfin_local_alignment): New function.
8126 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
8128 2007-05-08 Chao-ying Fu <fu@mips.com>
8130 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
8131 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
8132 (smsub_widen_optab, umsub_widen_optab): Define.
8133 * optabs.c (init_optabs): Initialize smsub_widen_optab and
8135 * genopinit.c (optabs): Fill in smsub_widen_optab and
8137 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
8138 and umsub_widen_optab to implement multiply-subtract sequences.
8139 * config/mips/mips.md (*msac<u>_di): Rename to...
8140 (<u>msubsidi4): ...this. Extend condition to include
8141 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
8142 of operand 0 to "ka" and use the three-operand form of msub<u>
8144 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
8147 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8149 PR rtl-optimization/28011
8150 * reload.c (push_reload): Set dont_share if IN appears in OUT
8151 also when IN is a PLUS rtx.
8152 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
8155 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
8157 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
8158 call unshare_all_decls.
8159 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
8160 (unshare_all_decls): Remove.
8162 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
8165 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
8168 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
8169 Nigel Stephens <nigel@mips.com>
8171 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
8172 Update comments and all uses.
8173 (MIN_FPRS_PER_FMT): Define.
8174 * config/mips/mips.c (function_arg): Fix to correctly handle
8175 the -mips32r2 -mfp64 -mabi=32 case.
8176 (override_options): Enable use of odd-numbered registers for
8177 SFmode values on MIPS32.
8178 (mips_save_reg_p): Save whole floating-point register pair if
8179 either half is used.
8180 (compute_frame_size): Fix comment.
8182 2007-05-08 Jie Zhang <jie.zhang@analog.com>
8184 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
8185 argument of type bool.
8186 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
8187 argument. Safely select temporary P register according to it.
8188 (do_link): Change call site of add_to_reg accordingly.
8189 (do_unlink): Add epilogue_p as a fourth argument and pass it
8191 (expand_interrupt_handler_epilogue): Change call of do_unlink
8193 (bfin_expand_prologue): Add a third argument sibcall_p.
8194 * config/bfin/bfin.md (epilogue): Change call of
8195 bfin_expand_epilogue accordingly.
8196 (sibcall_epilogue): Likewise.
8197 (eh_return_internal): Likewise.
8199 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
8200 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
8201 * config/bfin/bfin.c (bfin_handle_option): Handle
8202 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
8203 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
8204 Support bf534, bf536 and bf561.
8205 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
8207 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
8210 * config/i386/i386.c (ix86_function_regparm): Process local
8211 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
8213 2007-05-07 Mike Stump <mrs@apple.com>
8215 * doc/invoke.texi (Warning Options): Document that -Wempty-body
8216 also checks for and while statements in C++.
8218 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
8220 * gcc.c (at_file_supplied): New variable.
8221 (main): Set it if we expanded argv.
8222 (do_spec_1): Pass an @-file to the linker if we were called with
8223 an @-file argument and HAVE_GNU_LD.
8224 * collect2.c (at_file_supplied): New variable.
8225 (response_file): New variable.
8226 (collect_exit): Unlink response_file if necessary.
8227 (handler): Likewise.
8228 (do_wait): Likewise.
8229 (main): Set at_file_supplied if we expanded argv.
8230 (collect_execute): Pass an @-file to subprocesses if we were called
8231 with an @-file argument.
8232 * configure.ac: Add define for HAVE_GNU_LD.
8233 * configure: Regenerate.
8234 * config.in: Regenerate.
8236 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
8238 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
8244 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
8246 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8247 (TARGET_ENCODE_SECTION_INFO): Re-define.
8248 (m32c_encode_section_info): New
8249 (function_vector_handler): New
8250 (current_function_special_page_vector): New
8251 (m32c_special_page_vector_p): New.
8252 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
8254 * config/m32c/jump.md: Added instruction JSRS for functions
8255 with attribute "function_vector".
8256 * doc/extend.texi (function_vector): Added description
8257 for M16C, M32C targets.
8259 2007-05-07 DJ Delorie <dj@redhat.com>
8262 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
8263 ashrpsi3, lshrpsi3): Update shift count constraint.
8265 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
8266 Nathan Froyd <froydnj@codesourcery.com>
8269 * c-incpath.c (add_path): Strip trailing path separators.
8271 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
8273 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
8274 Free dominance info before purging EH edges.
8275 (eliminate_degenerate_phis): Likewise.
8276 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
8278 2007-05-07 Jan Hubicka <jh@suse.cz>
8280 * gimplify.c (gimplify_expr): Do not crash when folding
8281 (void *)(int)&a + 4.
8283 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8286 * c-opts.c (lang_fortran): Make it non static.
8287 * c-common.h (lang_fortran): New prototype.
8288 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
8289 -lang-fortran option was passed by the driver.
8291 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
8293 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
8294 of ASSERT_CHECKING. Tweak message.
8296 2007-05-06 Revital Eres <eres@il.ibm.com>
8299 * loop-unroll.c (insert_var_expansion_initialization):
8300 Initialize the expansions with -zero instead of +zero.
8302 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
8304 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
8305 into pic and non-pic versions. Mark r19 as used for
8306 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
8307 for tgd_load, tld_load and tie_load .
8308 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
8309 version of tgd_load, tld_load and tie_load depending on the
8312 2007-05-04 Ulrich Drepper <drepper@redhat.com>
8313 Jakub Jelinek <jakub@redhat.com>
8315 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
8316 (__do_global_dtors_aux): Use more paranoid loop to run
8317 destructors if HIDDEN_DTOR_LIST_END.
8318 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
8320 2007-05-04 Jakub Jelinek <jakub@redhat.com>
8322 * varasm.c (align_variable): Don't increase alignment for
8323 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
8324 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
8326 2007-05-04 Josh Conner <jconner@apple.com>
8328 * basic-block.h (cdi_direction): Assign values to all enumeration
8330 (dom_computed): Remove.
8331 (dom_info_state): New.
8332 (set_dom_info_availability): New.
8333 * tree-ssa-loop-im.c (determine_invariantness): Initialize
8334 walk_data.dom_direction.
8335 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
8336 instead of dom_computed[].
8337 (split_edge): Likewise.
8338 (create_basic_block): Likewise.
8339 (merge_blocks): Likewise.
8340 * ifcvt.c (find_if_header): Likewise.
8341 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
8342 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
8343 * tree-ssa.c (verify_ssa): Likewise.
8344 * tree-cfg.c (tree_verify_flow_info): Likewise.
8345 (remove_edge_and_dominated_blocks): Likewise.
8346 * dominance.c (dom_computed): Make static.
8347 (calc_dfs_tree_nonrec): Change third param to a bool.
8348 (calc_dfs_tree): Change second param to a bool.
8349 (calc_idioms): Change second param to a bool. Use
8350 dom_convert_dir_to_idx.
8351 (init_dom_info): Validate dir before using.
8352 (dom_convert_dir_to_idx): New.
8353 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
8354 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
8355 (free_dominance_info): Use dom_convert_dir_to_idx.
8356 (get_immediate_dominator): Likewise.
8357 (set_immediate_dominator): Likewise.
8358 (get_dominated_by): Likewise.
8359 (redirect_immediate_dominators): Likewise.
8360 (nearest_common_denominator): Likewise.
8361 (dominated_by_p): Likewise.
8362 (bb_dom_dfs_in): Likewise.
8363 (bb_dom_dfs_out): Likewise.
8364 (recount_dominator): Likewise.
8365 (iterate_fix_dominators): Likewise.
8366 (add_to_dominance_info): Likewise.
8367 (delete_from_dominance_info): Likewise.
8368 (first_dom_son): Likewise.
8369 (next_dom_son): Likewise.
8370 (dom_info_available_p): Likewise.
8371 (dom_info_state): New.
8372 (set_dom_info_availability): New.
8374 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
8376 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
8378 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
8380 2007-05-04 Bob Wilson <bob.wilson@acm.org>
8382 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
8383 (subdi3, subdi_carry): Delete.
8385 2007-05-04 Jan Hubicka <jh@suse.cz>
8386 Richard Guenther <rguenther@suse.de>
8388 * opts.c (decode_options): Do not fiddle with inlining
8389 parameters in case of optimizing for size.
8390 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
8391 for size do nothing.
8392 (cgraph_decide_inlining_of_small_function): When optimizing for
8393 size never inline functions increasing caller size.
8394 (cgraph_early_inlining): Inline for size when optimizing for size.
8396 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
8398 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
8399 logical operations piecewise.
8400 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
8401 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
8402 subdi_sesidi_di): Delete.
8403 (add_with_carry): Produce carry in CC instead of a DREG to shorten
8404 the generated sequence. Allow three-reg add in constraints. Rewrite
8405 the rtl expression for carry to avoid zero_extend of a constant.
8406 (sub_with_carry): New pattern.
8407 (adddi3, subdi3): Change into define_expand. For subtract, generate a
8408 different sequence not involving jumps.
8409 (notbi): Now a named pattern.
8411 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
8413 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
8414 Add the note about a significant loss of accuracy of some
8415 mathematical routines when these options are used.
8417 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8419 * haifa-sched.c (rtx_vec_t): New typedef.
8420 (contributes_to_priority_p): Extract piece of priority () into new
8422 (priority): Use the function. Add assertion.
8423 (rank_for_schedule, set_priorities): Add assertion to check that
8424 insn's priority is initialized.
8425 (clear_priorities, calc_priorities): Change signature. Make it update
8426 all relevant insns. Update all callers ('add_to_speculative_block ()'
8427 and 'create_block_check_twin ()').
8428 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
8429 Add new field 'priority_status'.
8430 (INSN_PRIORITY_STATUS): New macro.
8431 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
8433 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8435 * sched-ebb.c (debug_ebb_dependencies): New static function.
8436 (init_ready_list): Use it.
8438 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
8439 with changed signature and 'debug_rgn_dependencies ()'.
8440 (debug_rgn_dependencies): New static function.
8441 (init_ready_list): Use it.
8443 * sched-int.h (debug_dependencies): Declare.
8445 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
8447 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
8449 2007-05-04 Dirk Mueller <dmueller@suse.de>
8451 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
8453 2007-05-03 Jan Hubicka <jh@suse.cz>
8455 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
8456 ((T1)X op (T1)Y), for pointer type in more cases than before.
8458 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
8460 * tree-object-size.c (plus_expr_object_size): When operand size is
8461 unknown, return unknown.
8463 2007-05-03 Dirk Mueller <dmueller@suse.de>
8465 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
8467 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
8470 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
8472 2007-05-03 Janis Johnson <janis187@us.ibm.com>
8474 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
8476 2007-05-03 Joseph Myers <joseph@codesourcery.com>
8478 * config/soft-fp/double.h, config/soft-fp/extended.h,
8479 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
8480 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
8481 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
8482 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
8485 2007-05-03 Ian Lance Taylor <iant@google.com>
8487 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
8488 MASK_PPC_GFXOPT for 8540 or 8548.
8490 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
8492 * tree-vect-transform.c (vect_update_inits_of_drs): Use
8493 vect_print_dump_info() to output debug information.
8495 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
8498 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
8499 operands of size 2 when operand is not MEM_P.
8501 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
8503 PR tree-optimization/30565
8504 * lambda-code.c (perfect_nestify): Fix updating of dominators.
8506 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
8508 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
8509 (umulsi3_highpart): Use them.
8510 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
8511 for final accumulator to D regisster tranfser.
8513 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
8515 PR tree-optimization/31699
8516 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
8518 (vect_enhance_data_refs_alignment): Compute peel amount using
8519 TYPE_VECTOR_SUBPARTS instead of vf.
8520 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
8522 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
8525 * system.h: Remove inclusion of double-int.h
8526 * tree.h: Include double-int.h
8527 * gengtype.c: Likewise
8528 * cfgloop.h: Likewise
8529 * Makefile.in: Adjust dependencies on double-int.h
8531 2007-05-02 Eric Christopher <echristo@apple.com>
8533 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
8534 -shared to -Zdynamiclib.
8536 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
8539 * c-common.c (strip_pointer_or_array_types): New function.
8540 * c-common.h (strip_pointer_or_array_types): New function declaration.
8542 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
8544 PR tree-optimization/31771
8545 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
8547 2007-05-02 Paul Brook <paul@codesourcery.com>
8549 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
8551 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8554 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
8557 2007-05-02 Nick Clifton <nickc@redhat.com>
8559 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
8561 2007-05-02 Richard Guenther <rguenther@suse.de>
8563 PR tree-optimization/31146
8564 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
8565 argument, single_use_p. If we have a single use that is
8566 a conversion to the definition rhs type, propagate that rhs.
8567 (forward_propagate_addr_expr): Pass single_use_p argument
8568 to forward_propagate_addr_expr_1.
8570 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
8572 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
8575 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8577 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
8578 'AMD Family 10 core'.
8580 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8582 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
8583 and athlon64-sse3 as improved versions of k8, opteron and athlon64
8584 with SSE3 instruction set support.
8585 * doc/invoke.texi: Likewise.
8587 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8589 * config/i386/i386.c (override_options): Tuning 32-byte loop
8590 alignment for amdfam10 architecture. Increasing the max loop
8591 alignment to 24 bytes.
8593 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
8595 * config/m68k/constraints.md: New.
8596 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
8597 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8598 EXTRA_CONSTRAINT): Remove.
8599 * config/m68k/m68k.md: Include constraints.md.
8600 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
8602 2007-05-01 Ian Lance Taylor <iant@google.com>
8604 PR tree-optimization/31739
8605 * tree-vrp.c (vrp_val_is_max): New static function.
8606 (vrp_val_is_min): New static function.
8607 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
8609 (set_value_range): Use vrp_val_is_{max,min}.
8610 (extract_range_from_assert): Likewise.
8611 (extract_range_from_binary_expr): Likewise.
8612 (extract_range_from_unary_expr): Likewise.
8613 (dump_value_range, vrp_meet): Likewise.
8614 (vrp_visit_phi_node): Likewise.
8615 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
8617 2007-05-01 Mark Mitchell <mark@codesourcery.com>
8619 * config/i386/gmon-sol2.c (size_t): New type.
8620 (intptr_t): Likewise.
8621 (s_textsize): Declare as size_t.
8623 (monstartup): Use size_t for sizes.
8624 (_mcount): Save and restore registers.
8625 (internal_mcount): Pass 0 as the first argument to monstartup
8627 (moncontrol): Convert pointer to appropriately sized integer
8628 before passing to profil.
8630 2007-05-01 Joseph Myers <joseph@codesourcery.com>
8632 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
8633 __NO_FPRS__, not just if _SOFT_DOUBLE.
8634 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
8635 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
8636 also for E500 double.
8637 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
8638 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
8641 2007-05-01 Richard Guenther <rguenther@suse.de>
8643 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
8646 2007-05-01 Joseph Myers <joseph@codesourcery.com>
8648 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
8650 2007-05-01 Jan Hubicka <jh@suse.cz>
8652 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
8655 2007-05-01 Jan Hubicka <jh@suse.cz>
8657 * tree.h (maybe_fold_offset_to_component_ref): Remove.
8658 (maybe_fold_offset_to_reference): Declare.
8659 * fold-const.c (fold_unary): Do not fold
8660 (type *)&A into &A->field_of_type_and_offset_0
8661 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
8662 size is unknown, give up.
8663 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
8665 (maybe_fold_offset_to_reference): New.
8666 (maybe_fold_stmt_indirect): Use it.
8667 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
8668 * gimplify.c (gimplify_conversion): Canonicalize conversions to
8670 (gimplify_expr): Likewise for plus_expr.
8672 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
8674 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
8675 bsi_after_labels. Always insert statements before bsi.
8676 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
8677 * predict.c (apply_return_prediction): Check for empty blocks.
8678 * cfgexpand.c (lab_rtx_for_bb): New variable.
8679 (label_rtx_for_bb): Do not create new tree labels.
8680 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
8681 (tree_expand_cfg): Initialize lab_rtx_for_bb.
8682 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
8684 (label_for_bb): Add field used.
8685 (update_eh_label, main_block_label): Mark the label used.
8686 (cleanup_dead_labels): Remove unused labels.
8688 2007-05-01 Richard Guenther <rguenther@suse.de>
8690 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
8691 if it is not about to be set.
8692 (get_value_range): Do not pre-allocate equiv bitmap.
8693 (update_value_range): No need to clear equiv field.
8694 (add_equivalence): Change prototype to get bitmap pointer.
8695 Allocate bitmap here if it is not already.
8696 (extract_range_from_assert): Do not allocate bitmap here.
8697 Update callers to add_equivalence.
8698 (extract_range_from_ssa_name): Likewise.
8699 (get_vr_for_comparison): New static helper.
8700 (compare_name_with_value): Handle NULL equiv bitmap by
8701 peeling the first iteration of the comparison loop.
8702 Use get_vr_for_comparison.
8703 (compare_names): Handle NULL equiv bitmaps by using fake
8704 ones. Use get_vr_for_comparison.
8706 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
8708 * double-int.c (mpz_set_double_int): Moved from
8709 tree-ssa-loop-niter.c.
8710 (mpz_get_double_int): Likewise; also, add option to wrap
8711 out-of-range integers.
8712 * double-int.h: New prototypes for above.
8713 * tree.c (get_static_type_bounds): Moved from
8714 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
8715 TYPE_MAX_VALUE if they exist..
8716 * tree.h: New prototype for above.
8717 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
8718 get_type_bounds calls.
8719 (mpz_set_double_int): Move to double-int.c.
8720 (get_type_bounds): Move to tree.c, rename to
8721 get_static_type_bounds.
8722 (mpz_to_double_int): Move to double-int.c, rename to
8725 2007-04-30 Bob Wilson <bob.wilson@acm.org>
8727 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
8728 DIV0 exception can fall through to a normal return.
8730 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
8734 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8735 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8736 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8737 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8738 initialize align to silence bogus warning.
8739 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8740 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8742 (struct sra_walk_fns): Remove use_all parameter from use.
8743 (sra_hash_tree): Handle BIT_FIELD_REFs.
8744 (sra_elt_hash): Don't hash bitfld blocks.
8745 (sra_elt_eq): Skip them in parent compares as well. Handle
8747 (sra_walk_expr): Don't maintain or pass down use_all_p.
8748 (scan_use): Remove use_all parameter.
8749 (scalarize_use): Likewise. Re-expand assignment to
8750 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8751 output, and re-scalarize after output. Don't mark anything
8753 (scalarize_ldst): Adjust.
8754 (scalarize_walk_gimple_modify_statement): Likewise.
8755 (build_element_name_1): Handle BIT_FIELD_REFs.
8756 (instantiate_element): Don't warn for any element whose parent
8758 (instantiate_missing_elements_1): Return the sra_elt.
8759 (canon_type_for_field): New.
8760 (try_instantiate_multiple_fields): New.
8761 (instantiate_missing_elemnts): Use them.
8762 (mark_no_warning): Removed.
8763 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8764 (REPLDUP, sra_build_elt_assignment): New.
8765 (generate_copy_inout): Use them.
8766 (generate_element_copy): Likewise. Handle bitfld differences.
8767 (generate_element_zero): Don't recurse for blocks. Use
8768 sra_build_elt_assignment.
8769 (generate_one_element_int): Take elt instead of var. Use
8770 sra_build_elt_assignment.
8771 (generate_element_init_1): Adjust.
8772 (scalarize_use, scalarize_copy): Use REPLDUP.
8773 (scalarize_ldst): Move assert before dereference.
8774 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8776 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8779 * tree.c (reconstruct_complex_type): Reconstruct a reference
8781 Also use the same mode for the pointer as the old pointer type.
8783 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8785 * doc/trouble.texi (Interoperation): Remove note about Ultrix
8788 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
8790 PR rtl-optimization/31676
8791 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
8792 (df_refs_record): Call it.
8794 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8796 * rtl.def (SS_ABS): New code.
8797 * config/bfin/bfin.c (print_operand): New modifier 'v'.
8798 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
8799 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
8800 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
8801 (bfin_init_builtins): Define them.
8802 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
8803 (bfin_expand_builtin): ... and handle the others here.
8804 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
8805 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
8806 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
8807 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
8808 operand is only HImode.
8810 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
8812 * regclass.c (scan_one_insn): Remove splitting of
8815 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
8816 Nigel Stephens <nigel@mips.com>
8818 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
8820 2007-04-28 Jan Hubicka <jh@suse.cz>
8822 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
8823 insn_locators_alloc instead of insn_locators_initialize;
8824 call reset_block_changes.
8825 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8826 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
8827 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
8828 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
8829 * config/score/score.c (th_output_mi_thunk): Likewise.
8830 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8831 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
8832 tolerate uninitialized locator info.
8835 * function.c (init_function_start): Don't init line number info.
8836 (expand_function_end): Update.
8837 (reset_block_changes, record_block_change, finalize_block_changes,
8838 check_block_change, free_block_changes): Kill.
8839 * function.h (reset_block_changes, record_block_change,
8840 finalize_block_changes, check_block_change, free_block_changes):
8842 (struct function): Remove ib_boundaries_block.
8843 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8844 Use curr_insn_locator to initialize locator.
8845 (emit_line_note): Remove.
8846 * cfgexpand.c (expand_gimple_cond_expr): Update.
8847 (construct_exit_block): Likewise.
8848 (tree_expand_cfg): Initialize/finalize locators.
8849 * expr.c (expand_expr_real): Update.
8850 * cfglayout.c (line_locators_locs, line_locators_lines,
8851 file_locators_locs, file_locators_files): Remove.
8852 (set_block_levels): Move to cfgexpand.c.
8853 (insn_locators_initialize): Remove.
8854 (pass_insn_locators_initialize): Remove.
8855 (locations_locators_locs, locations_locators_vals): New static vars.
8856 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8858 (insn_locators_alloc, insn_locators_finalize,
8859 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8861 (locator_location): New.
8862 (locator_line, locator_file): Rewrite.
8863 * rtl.h (emit_line_note): Kill.
8864 (insn_locators_alloc, insn_locators_finalize,
8865 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8867 * tree-inline.c (initialize_cfun): Do not initialize
8868 ib_boundaries_block.
8869 * passes.c (pass_insn_locators_initialize): Remove.
8871 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
8873 * tree-cfg.c (move_block_to_fn): Release bb from dominance
8874 info. Update last_basic_block correctly.
8876 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
8879 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
8880 register itself to hold the offset constant. Tell flow the use
8881 of r4 and r5 when they are used.
8883 2007-04-27 Richard Guenther <rguenther@suse.de>
8885 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
8886 if we simplified anything.
8887 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
8888 warnings until we did a simplification and the stmt was not
8889 marked as TREE_NO_WARNING.
8891 2007-04-27 Mike Stump <mrs@apple.com>
8893 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
8895 2007-04-27 Ian Lance Taylor <iant@google.com>
8898 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
8899 TYPE_MAX_VALUE exist, convert them to the new type.
8901 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8903 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
8904 if it claims to be available.
8905 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
8907 (perform_tree_ssa_dce): Always free postdominators.
8909 2007-04-27 Richard Henderson <rth@redhat.com>
8911 * config/alpha/predicates.md (aligned_memory_operand): Mark
8912 as define_special_predicate.
8913 (unaligned_memory_operand, normal_memory_operand): Likewise.
8914 (reg_or_unaligned_mem_operand): Remove.
8915 (any_memory_operand): Match the documentation and check for
8916 non-renumbered pseudos during reload.
8917 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
8918 alpha_secondary_reload_class, update to new interface, make static.
8919 Handle CQImode like HImode. Remove FP subreg check.
8920 (alpha_expand_mov): Use replace_equiv_address.
8921 (alpha_expand_mov_nobwx): Use any_memory_operand.
8922 (TARGET_SECONDARY_RELOAD): New.
8923 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
8924 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8925 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
8926 * config/alpha/alpha.md: ... here.
8927 (RELOAD12, reloadmode): New.
8929 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
8930 Don't handle the aligned case here.
8931 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
8932 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
8933 reload_inhi_help. Don't expect a scratch register.
8934 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
8936 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
8938 2007-04-27 Richard Guenther <rguenther@suse.de>
8940 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
8942 2007-04-27 Richard Guenther <rguenther@suse.de>
8944 PR tree-optimization/30965
8945 PR tree-optimization/30978
8946 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
8947 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
8948 (find_equivalent_equality_comparison): Likewise.
8949 (simplify_cond): Likewise.
8950 (get_prop_source_stmt): New helper.
8951 (get_prop_dest_stmt): Likewise.
8952 (can_propagate_from): Likewise.
8953 (remove_prop_source_from_use): Likewise.
8954 (combine_cond_expr_cond): Likewise.
8955 (forward_propagate_comparison): New function.
8956 (forward_propagate_into_cond): Rewrite to use fold for
8958 (tree_ssa_forward_propagate_single_use_vars): Call
8959 forward_propagate_comparison to propagate comparisons.
8961 2007-04-27 Richard Guenther <rguenther@suse.de>
8963 PR tree-optimization/31715
8964 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
8965 sure to do computation on the offset in an appropriate
8968 2007-04-27 Richard Sandiford <richard@codesourcery.com>
8970 * reload.h (elimination_target_reg_p): Declare.
8971 * reload.c (find_reloads): Don't apply the reg_rtx move
8972 optimization if the SET_DEST satisfies elimination_target_reg_p.
8973 * reload1.c (elimination_target_reg_p): New function.
8974 (gen_reload): In the move/add2 fallback, make sure that op0
8975 does not overlap the destination register.
8977 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8979 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
8980 transform only GIMPLE_MODIFY_STMTs.
8981 * tree-complex.c (expand_complex_operations_1): Ditto.
8982 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
8983 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
8984 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
8986 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
8987 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
8988 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
8989 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
8990 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
8991 slpeel_add_loop_guard): Ditto.
8992 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8993 * lambda-code.c (perfect_nestify): Ditto.
8994 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
8995 before the first statement.
8996 * tree-optimize.c (execute_free_datastructures): Fix comments.
8997 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
8998 * tree-flow.h (disband_implicit_edges): Declaration removed.
8999 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
9001 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
9002 COND_EXPRs without gotos.
9003 (disband_implicit_edges, has_label_p): Removed.
9004 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
9005 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
9007 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
9009 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
9010 also for COND_EXPRs.
9011 * cfgexpand.c (label_rtx_for_bb): New function.
9012 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
9013 Use label_rtx_for_bb to find the labels.
9014 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
9015 last block. Detect fallthru edges.
9017 2007-04-26 Ian Lance Taylor <iant@google.com>
9020 * reload.c (find_reloads_subreg_address): If the address was valid
9021 in the original mode but not in the new mode, reload the whole
9024 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
9026 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
9027 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
9028 (cleanup_control_expr_graph): Do not invalidate dominance info.
9029 Record altered blocks.
9030 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
9031 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
9032 cleanup_tree_cfg_bb): New functions.
9033 (remove_forwarder_block): Do not maintain the worklist of blocks.
9034 Record altered blocks.
9035 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
9037 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
9038 delete_unreachable_blocks if dominators are not available.
9039 * tree-inline.c (optimize_inline_calls): Free dominance information
9041 * tree-flow.h (remove_edge_and_dominated_blocks,
9042 cfgcleanup_altered_bbs): Altered.
9043 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
9045 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
9047 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
9048 do not invalidate dominators.
9050 2007-04-26 Anatoly Sokolov <aesok@post.ru>
9052 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
9053 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
9054 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9055 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9057 2007-04-26 Steve Ellcey <sje@cup.hp.com>
9059 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
9061 2007-04-26 Richard Guenther <rguenther@suse.de>
9063 PR tree-optimization/31703
9064 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
9065 the right type for the target of the bittest.
9067 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9069 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
9070 ix86_sol10_return_in_memory.
9072 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9074 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
9077 2007-04-26 Jakub Jelinek <jakub@redhat.com>
9080 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
9082 PR tree-optimization/30558
9083 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
9084 clear this_state.prev_try.
9086 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9087 Mark Mitchell <mark@codesourcery.com>
9089 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
9090 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
9091 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
9093 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9096 * doc/invoke.texi (%:print-asm-header): Document.
9097 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
9099 (static_spec_functions): Add print-asm-header.
9100 (main): Print a banner before the --target-help linker options.
9101 (print_asm_header_spec_function): New function.
9103 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
9106 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
9107 (movsf_ie): Likewise.
9109 2007-04-25 Paolo Carlini <pcarlini@suse.de>
9111 * doc/extend.texi ([Type Traits]): Adjust per N2255.
9113 2007-04-25 Bob Wilson <bob.wilson@acm.org>
9115 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
9116 exception for divide-by-zero.
9117 (__umodsi3, __modsi3): Likewise.
9119 2007-04-25 Dirk Mueller <dmueller@suse.de>
9121 * c-typeck.c (build_compound_expr): Annotate warning()
9122 call with OPT_Wunused_value.
9123 * tree-ssa.c (warn_uninit): Annotate warning with
9125 * c-common.c (handle_sentinel_attribute): Annotate warning
9126 call with OPT_Wattributes.
9128 2007-04-25 Thiemo Seufer <ths@mips.com>
9130 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
9132 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
9133 on to the assembler. Improve handling of -mno-mips16. Add handling
9134 of -mno-mips3d, -mno-dsp, -mno-dspr2.
9135 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
9136 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
9137 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
9139 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
9142 * config/i386/winnt.c (i386_pe_file_end): Strip only
9143 USER_LABEL_PREFIX when writing export name.
9145 2007-04-25 Richard Sandiford <richard@codesourcery.com>
9147 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
9148 sh/elf.h, vx-common.h and vxworks.h.
9149 * config/sh/sh.h: Include config/vxworks-dummy.h.
9150 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9151 (OVERRIDE_OPTIONS): Use it.
9152 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
9153 (vxworks_picreg): New pattern.
9154 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
9155 VXWORKS_OS_CPP_BUILTINS.
9156 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
9157 to their VXWORKS_* equivalents.
9158 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9159 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
9160 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
9161 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
9162 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
9163 -mrtp/-fPIC multilibs.
9164 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
9165 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
9166 (MULTILIB_OSDIRNAMES): Delete.
9168 2007-04-25 Anatoly Sokolov <aesok@post.ru>
9171 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
9173 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
9175 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
9176 rounding mode to be specified by the caller.
9177 (real_to_mpfr) Likewise.
9178 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
9179 include new arguments.
9180 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
9182 2007-04-24 Ian Lance Taylor <iant@google.com>
9184 PR tree-optimization/31605
9185 * tree-vrp.c (set_value_range): Check that min and max are not
9186 both overflow infinities.
9187 (set_value_range_to_value): New static function.
9188 (extract_range_from_binary_expr): Call set_value_range_to_value.
9189 (extract_range_from_cond_expr): Likewise.
9190 (extract_range_from_expr): Likewise.
9191 (extract_range_from_unary_expr): Likewise. Don't create a range
9192 which overflows on both sides.
9193 (vrp_meet): Check for a useless range.
9194 (vrp_visit_phi_node): If we see a constant which looks like an
9195 overflow infinity, turn off the TREE_OVERFLOW flag.
9197 2007-04-24 Ian Lance Taylor <iant@google.com>
9199 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
9201 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
9204 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
9205 diagnostic message is being built.
9206 * tree-pretty-print.c (dump_generic_node): Only write the
9207 formatted text into BUFFER's stream if we are not building a
9209 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
9211 * Makefile.in (toplev.o): Depend on tree-pass.h.
9213 2007-04-24 Ian Lance Taylor <iant@google.com>
9215 PR tree-optimization/31602
9216 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
9217 conditionals in the copied loop header.
9218 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
9219 warnings if TREE_NO_WARNING is set.
9220 * doc/invoke.texi (Warning Options): Clarify that
9221 -Wstrict-overflow does not warn about loops.
9223 2007-04-24 Janis Johnson <janis187@us.ibm.com>
9225 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
9226 expand on the comment about _Decimal128 arguments and check the
9227 integer result of the modulus operation; for 64-bit ELF ABI, ensure
9228 that _Decimal128 argument uses even/odd register pair.
9229 (function_arg): Ditto.
9231 2007-04-24 Hui-May Chang <hm.chang@apple.com>
9233 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
9234 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
9236 2007-04-24 Richard Guenther <rguenther@suse.de>
9237 Olga Golovanevsky <olga@il.ibm.com>
9239 * fold-const.c (multiple_of_p): Check for bottom
9242 2007-04-24 Richard Henderson <rth@redhat.com>
9244 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
9245 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
9246 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
9247 looking for non-zero bits shifted out. Avoid a recursive call
9248 when constructing the scalar.
9249 (__floatundisf): Likewise.
9251 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
9253 * dwarf2out.c (field_byte_offset): Move the existing logic
9254 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
9255 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
9257 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9260 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
9261 length argument of 0 for memset.
9262 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
9263 unsigned shift instead of the signed variant.
9265 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9267 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
9268 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
9269 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
9270 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
9271 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
9272 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
9273 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
9274 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
9275 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
9276 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
9277 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
9278 "mul<mode>3", "div<mode>3"): Insn definitions added.
9279 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
9280 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
9281 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
9282 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
9283 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
9284 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
9285 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
9286 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
9287 TARGET_FLOAT_FORMAT): Macro definitions removed.
9288 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
9289 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
9290 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
9291 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
9292 (s390_gen_rtx_const_DI): Function removed.
9293 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
9295 2007-04-24 Richard Sandiford <richard@codesourcery.com>
9297 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
9298 over an external ffs function.
9300 2007-04-24 Chao-ying Fu <fu@mips.com>
9301 Richard Sandiford <richard@nildram.co.uk>
9303 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
9304 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
9305 (smadd_widen_optab, umadd_widen_optab): Define.
9306 * optabs.c (init_optabs): Initialize smadd_widen_optab and
9308 * genopinit.c (optabs): Fill in smadd_widen_optab and
9310 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
9311 and umadd_widen_optab to implement multiply-add sequences.
9312 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
9313 (<u>maddsidi4): ...this. Extend condition to include
9314 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
9315 of operand 0 to "ka" and use the three-operand form of madd<u>
9317 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
9319 * config/mips/constraints.md (ka): New register constraint.
9321 2007-04-24 Jan Hubicka <j@suse.cz>
9325 2007-04-23 Jan Hubicka <jh@suse.cz>
9326 * function.c (init_function_start): Don't init line number info.
9327 (expand_function_end): Update.
9328 (reset_block_changes, record_block_change, finalize_block_changes,
9329 check_block_change, free_block_changes): Kill.
9330 * function.h (reset_block_changes, record_block_change,
9331 finalize_block_changes, check_block_change, free_block_changes):
9333 (struct function): Remove ib_boundaries_block.
9334 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
9335 Use curr_insn_locator to initialize locator.
9336 (emit_line_note): Remove.
9337 * cfgexpand.c (expand_gimple_cond_expr): Update.
9338 (construct_exit_block): Likewise.
9339 (tree_expand_cfg): Initialize/finalize locators.
9340 * expr.c (expand_expr_real): Update.
9341 * cfglayout.c (line_locators_locs, line_locators_lines,
9342 file_locators_locs, file_locators_files): Remove.
9343 (set_block_levels): Move to cfgexpand.c.
9344 (insn_locators_initialize): Remove.
9345 (pass_insn_locators_initialize): Remove.
9346 (locations_locators_locs, locations_locators_vals): New static vars.
9347 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
9349 (insn_locators_alloc, insn_locators_finalize,
9350 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9352 (locator_location): New.
9353 (locator_line, locator_file): Rewrite.
9354 * rtl.h (emit_line_note): Kill.
9355 (insn_locators_alloc, insn_locators_finalize,
9356 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9358 * tree-inline.c (initialize_cfun): Do not initialize
9359 ib_boundaries_block.
9360 * passes.c (pass_insn_locators_initialize): Remove.
9362 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
9364 * doc/invoke.texi: Removed leading '-' from option index entries.
9366 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
9368 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
9370 (create_phi_node): Use set_phi_nodes.
9371 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
9372 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
9373 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
9374 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
9375 (bsi_start, bsi_last): Use bb_stmt_list.
9376 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
9377 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
9378 Traverse the statements using tsi iterator.
9379 * basic-block.h (struct basic_block_def): Fields stmt_list
9380 and phi_nodes moved to ...
9381 (struct tree_bb_info): ... new structure.
9382 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
9383 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
9384 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
9385 (tree_verify_flow_info): Verify that il.tree is not set for
9386 entry and exit block.
9387 (tree_split_block): Use set_bb_stmt_list.
9389 2007-04-23 Mike Stump <mrs@apple.com>
9391 * config/i386/i386.c (ix86_tune_features
9392 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
9395 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
9397 * config/i386/i386.md (prefix_extra): New attribute.
9398 (length): Add prefix_extra.
9400 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
9401 (sse2_movntv2di): Likewise.
9402 (sse2_cvtps2dq): Likewise.
9403 (sse2_cvtpd2pi): Likewise.
9404 (sse2_cvttpd2pi): Likewise.
9405 (*sse2_cvtpd2ps): Likewise.
9406 (*add<mode>3): Likewise.
9407 (sse2_ssadd<mode>3): Likewise.
9408 (sse2_usadd<mode>3): Likewise.
9409 (*sub<mode>3): Likewise.
9410 (sse2_sssub<mode>3): Likewise.
9411 (sse2_ussub<mode>3): Likewise.
9412 (*mulv8hi3): Likewise.
9413 (*smulv8hi3_highpart): Likewise.
9414 (*umulv8hi3_highpart): Likewise.
9415 (sse2_umulv2siv2di3): Likewise.
9416 (sse2_pmaddwd): Likewise.
9417 (ashr<mode>3): Likewise.
9418 (lshr<mode>3): Likewise.
9419 (ashl<mode>3): Likewise.
9420 (sse2_ashlti3): Likewise.
9421 (sse2_lshrti3): Likewise.
9422 (*umaxv16qi3): Likewise.
9423 (*smaxv8hi3): Likewise.
9424 (*uminv16qi3): Likewise.
9425 (*sminv8hi3): Likewise.
9426 (sse2_eq<mode>3): Likewise.
9427 (sse2_gt<mode>3): Likewise.
9428 (*and<mode>3): Likewise.
9429 (sse2_nand<mode>3): Likewise.
9430 (*ior<mode>3): Likewise.
9431 (*xor<mode>3): Likewise.
9432 (sse2_packsswb): Likewise.
9433 (sse2_packssdw): Likewise.
9434 (sse2_packuswb): Likewise.
9435 (sse2_punpckhbw): Likewise.
9436 (sse2_punpcklbw): Likewise.
9437 (sse2_punpckhwd): Likewise.
9438 (sse2_punpcklwd): Likewise.
9439 (sse2_punpckhdq): Likewise.
9440 (sse2_punpckldq): Likewise.
9441 (sse2_punpckhqdq): Likewise.
9442 (sse2_punpcklqdq): Likewise.
9443 (*sse2_pinsrw): Likewise.
9444 (*sse2_pextrw): Likewise.
9445 (sse2_pshufd_1): Likewise.
9446 (sse2_uavgv16qi3): Likewise.
9447 (sse2_uavgv8hi3): Likewise.
9448 (sse2_psadbw): Likewise.
9449 (sse2_pmovmskb): Likewise.
9450 (*sse2_maskmovdqu): Likewise.
9451 (*sse2_maskmovdqu_rex64): Likewise.
9452 (sse4a_extrqi): Likewise.
9453 (sse4a_extrq): Likewise.
9454 (sse3_lddqu): Set prefix_rep.
9455 (sse3_addsubv4sf3): Likewise.
9456 (sse3_haddv4sf3): Likewise.
9457 (sse3_hsubv4sf3): Likewise.
9458 (sse_cvtss2si): Likewise.
9459 (sse_cvtss2si_2): Likewise.
9460 (sse_cvtss2siq): Likewise.
9461 (sse_cvtss2siq_2): Likewise.
9462 (sse_cvttss2si): Likewise.
9463 (sse_cvttss2siq): Likewise.
9464 (sse2_cvttps2dq): Likewise.
9465 (sse3_movshdup): Likewise.
9466 (sse3_movsldup): Likewise.
9467 (sse2_cvtsd2si): Likewise.
9468 (sse2_cvtsd2si_2): Likewise.
9469 (sse2_cvtsd2siq): Likewise.
9470 (sse2_cvtsd2siq_2): Likewise.
9471 (sse2_cvttsd2si): Likewise.
9472 (sse2_cvttsd2siq): Likewise.
9473 (*sse2_cvtpd2dq): Likewise.
9474 (*sse2_cvttpd2dq): Likewise.
9475 (sse2_pshuflw_1): Likewise.
9476 (sse2_pshufhw_1): Likewise.
9477 (sse4a_insertqi): Likewise.
9478 (sse4a_insertq): Likewise.
9479 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
9480 (ssse3_phadddv4si3): Likewise.
9481 (ssse3_phaddswv8hi3): Likewise.
9482 (ssse3_phsubwv8hi3): Likewise.
9483 (ssse3_phsubdv4si3): Likewise.
9484 (ssse3_phsubswv8hi3): Likewise.
9485 (ssse3_pmaddubswv8hi3): Likewise.
9486 (ssse3_pmulhrswv8hi3): Likewise.
9487 (ssse3_pshufbv16qi3): Likewise.
9488 (ssse3_psign<mode>3): Likewise.
9489 (ssse3_palignrti): Likewise.
9490 (abs<mode>2): Likewise.
9491 (ssse3_phaddwv4hi3): Set prefix_extra.
9492 (ssse3_phadddv2si3): Likewise.
9493 (ssse3_phaddswv4hi3): Likewise.
9494 (ssse3_phsubwv4hi3): Likewise.
9495 (ssse3_phsubdv2si3): Likewise.
9496 (ssse3_phsubswv4hi3): Likewise.
9497 (ssse3_pmaddubswv4hi3): Likewise.
9498 (ssse3_pmulhrswv4hi3): Likewise.
9499 (ssse3_pshufbv8qi3): Likewise.
9500 (ssse3_psign<mode>3): Likewise.
9501 (ssse3_palignrdi): Likewise.
9502 (abs<mode>2): Likewise.
9503 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
9504 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
9505 (sse2_pmovmskb): Set mode to SI instead of V2DF.
9507 2007-04-23 Nick Clifton <nickc@redhat.com>
9509 * params.def: Fix formatting of emacs local variables.
9511 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
9513 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
9514 move if inter-unit move isn't allowed.
9515 Don't split moving the first element of V2DI to DI to inter-unit
9516 move if inter-unit move isn't allowed.
9518 2007-04-23 Richard Guenther <rguenther@suse.de>
9520 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
9521 and CDI_POST_DOMINATORS separately.
9523 2007-04-23 Nick Clifton <nickc@redhat.com>
9525 * c.opt (Wformat-contains-nul): Add warning attribute.
9527 2007-04-23 Jan Hubicka <jh@suse.cz>
9529 * function.c (init_function_start): Don't init line number info.
9530 (expand_function_end): Update.
9531 (reset_block_changes, record_block_change, finalize_block_changes,
9532 check_block_change, free_block_changes): Kill.
9533 * function.h (reset_block_changes, record_block_change,
9534 finalize_block_changes, check_block_change, free_block_changes):
9536 (struct function): Remove ib_boundaries_block.
9537 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
9538 Use curr_insn_locator to initialize locator.
9539 (emit_line_note): Remove.
9540 * cfgexpand.c (expand_gimple_cond_expr): Update.
9541 (construct_exit_block): Likewise.
9542 (tree_expand_cfg): Initialize/finalize locators.
9543 * expr.c (expand_expr_real): Update.
9544 * cfglayout.c (line_locators_locs, line_locators_lines,
9545 file_locators_locs, file_locators_files): Remove.
9546 (set_block_levels): Move to cfgexpand.c.
9547 (insn_locators_initialize): Remove.
9548 (pass_insn_locators_initialize): Remove.
9549 (locations_locators_locs, locations_locators_vals): New static vars.
9550 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
9552 (insn_locators_alloc, insn_locators_finalize,
9553 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9555 (locator_location): New.
9556 (locator_line, locator_file): Rewrite.
9557 * rtl.h (emit_line_note): Kill.
9558 (insn_locators_alloc, insn_locators_finalize,
9559 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9561 * tree-inline.c (initialize_cfun): Do not initialize
9562 ib_boundaries_block.
9563 * passes.c (pass_insn_locators_initialize): Remove.
9565 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9568 * expr.c (reduce_to_bit_field_precision): Handle
9571 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
9573 PR tree-optimization/24659
9574 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
9575 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
9576 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
9577 * genopinit.c (optabs): Rename vec_pack_mod_optab
9578 to vec_pack_trunc_optab.
9579 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
9580 early for scalar floating point operands for NOP_EXPR.
9581 (vectorizable_type_promotion): Ditto.
9582 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
9583 vec_pack_trunc_optab.
9584 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
9586 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
9587 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
9588 Rename from VEC_PACK_MOD_EXPR.
9589 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
9590 * expr.c (expand_expr_real_1): Ditto.
9591 * tree-inline.c (estimate_num_insns_1): Ditto.
9592 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9594 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
9595 (vec_unpacks_lo_v4sf): Ditto.
9596 (vec_pack_trunc_v2df): Ditto.
9597 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
9598 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
9599 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
9601 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
9603 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
9605 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
9606 Rename from VEC_PACK_MOD_EXPR. This expression also represent
9607 packing of floating point operands.
9608 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
9609 represent unpacking of floating point operands.
9610 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
9611 [vec_unpacks_hi]: Ditto.
9612 [vec_unpacks_lo]: Ditto.
9614 2007-04-22 Jan Hubicka <jh@suse.cz>
9616 * final.c (rest_of_handle_final): Call
9617 targetm.asm_out.constructor/targetm.asm_out.destructor
9618 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
9619 proper priority via decl_*_priority_insert.
9620 * c-common.c (c_expand_body): Likewise.
9622 2007-04-22 Richard Guenther <rguenther@suse.de>
9624 PR tree-optimization/29789
9625 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
9626 (rewrite_reciprocal): New helper split out from
9627 determine_invariantness_stmt.
9628 (rewrite_bittest): Likewise.
9629 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
9630 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
9633 2007-04-22 Revital Eres <eres@il.ibm.com>
9635 * loop-unroll.c (var_to_expand): New field to support also
9636 insns of the form x = something + x.
9637 (analyze_insn_to_expand_var): Use it.
9638 (expand_var_during_unrolling): Likewise.
9640 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
9642 * predict.c: Include pointer-set.h.
9643 (bb_predictions): New variable.
9644 (tree_predicted_by_p, tree_predict_edge,
9645 remove_predictions_associated_with_edge): Use bb_predictions map
9646 instead of bb->predictions.
9647 (clear_bb_predictions, assert_is_empty): New functions.
9648 (combine_predictions_for_bb): Use bb_predictions map. Call
9649 clear_bb_predictions.
9650 (tree_estimate_probability): Create and free bb_predictions map.
9651 * Makefile.in (predict.o): Add pointer-set.h dependency.
9652 * basic-block.h (struct basic_block_def): Remove predictions
9654 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
9656 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
9659 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
9662 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9664 * timevar.c (timevar_print): Change reference of --disable-checking to
9665 --enable-checking=release. Also warn if assert checking is disabled.
9667 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9670 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
9671 decl as addressable if the compound literal was marked as
9673 Mark the decl as a gimple register if it is a complex or
9674 vector decl and does not live in memory.
9676 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9678 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
9679 (GENERIC_NEXT): New function macro.
9680 (PHI_CHAIN): Use phi_node's new chain variable.
9681 (tree_phi_node): Change tree_common to tree_base
9682 and add the chain field.
9683 * tree-phinodes.c (make_phi_node): Don't set
9684 TREE_TYPE on the new node.
9685 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
9686 instead of checking GIMPLE_TUPLE_P in chain_next.
9687 * tree-vect-transform.c
9688 (get_initial_def_for_induction): Look at
9689 PHI_RESULT_TREE for the type of the phi node.
9690 (update_vuses_to_preheader): Use PHI_CHAIN
9691 instead of TREE_CHAIN on the phi node.
9692 * tree-ssa-structalias.c (compute_points_to_sets):
9694 (ipa_pta_execute): Likewise.
9696 2007-04-21 Richard Guenther <rguenther@suse.de>
9699 * fold-const.c (fold_unary): Call fold_convert_const on the
9702 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
9704 * gcse.c (store_killed_in_insn): Handle PARALLELs.
9705 (store_killed_in_pat): New.
9707 2007-04-20 Richard Henderson <rth@redhat.com>
9710 * config/i386/i386.c (type_has_variadic_args_p): Look for any
9711 TREE_LIST with a void_type_node value, not void_list_node exactly.
9713 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
9715 * doc/standards.texi: Re-arrange into language-specific
9716 subsections. Add a C++ section, documenting which standards we
9719 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
9721 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
9722 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
9724 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
9726 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
9727 ecrti.o and crtbegin.o.
9728 (LIB_DEFAULT_SPEC): Include -lc.
9729 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
9731 2007-04-20 Richard Henderson <rth@redhat.com>
9734 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
9735 argument; update all callers.
9736 (get_unaligned_offset): New.
9737 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
9738 get_unaligned_address, just pass on the address directly.
9739 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
9740 the subreg in the helper patterns.
9741 (unaligned_extendqidi_le): Use get_unaligned_offset.
9742 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
9743 (unaligned_extendhidi_be): Likewise.
9744 (unaligned_extendhidi): Tidy.
9745 * config/alpha/alpha-protos.h: Update.
9747 2007-04-20 Richard Henderson <rth@redhat.com>
9749 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
9750 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
9751 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
9752 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9753 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9754 (CPP_SPEC): Don't include %(cpp_subtarget).
9755 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
9756 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9757 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
9759 2007-04-20 Jakub Jelinek <jakub@redhat.com>
9761 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
9762 for __builtin_ia32_cmpordss.
9764 PR tree-optimization/31632
9765 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
9766 and arg1 for optimizations of comparison against min/max values.
9767 Fold arg0 to arg1's type for optimizations of comparison against
9768 min+1 and max-1 values.
9770 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
9772 * reload.c (combine_reloads): When trying to use a dying register,
9773 check whether it's uninitialized and don't use if so.
9775 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
9777 * fold-const.c: Remove prototypes for native_encode_expr and
9778 native_interpret_expr.
9779 (native_encode_expr): Make non-static.
9780 (native_interpret_expr): Likewise.
9781 * tree.h: Add prototypes for the above.
9783 2007-04-19 Joseph Myers <joseph@codesourcery.com>
9785 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
9786 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
9787 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
9788 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
9789 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
9790 Add length attributes.
9792 2007-04-19 Janis Johnson <janis187@us.ibm.com>
9794 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
9797 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
9798 __STDC_WANT_DEC_FP__.
9800 2007-04-19 Joseph Myers <joseph@codesourcery.com>
9802 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
9803 for long double compatibility.
9804 * configure: Regenerate.
9806 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
9808 PR rtl-optimization/29841
9809 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
9811 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
9812 that may cause control flow transfer from being moved.
9814 2007-04-18 Jan Hubicka <jh@suse.cz>
9816 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
9819 2007-04-18 Eric Christopher <echristo@apple.com>
9821 * config/rs6000/darwin.md (load_macho_picbase): Use link register
9822 only. Update operands.
9823 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
9824 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
9825 link register to pic register.
9827 2007-04-18 Dirk Mueller <dmueller@suse.de>
9830 * tree-vrp.c (search_for_addr_array): New.
9831 (check_array_bounds): Suppress warning about
9832 address taken of array refs if its not de-referenced.
9834 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9836 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
9837 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
9839 * tree-vectorizer.h (NITERS_KNOWN_P): New.
9840 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
9841 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
9843 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
9845 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
9847 (vect_analyze_scalar_cycles): Fix indentation.
9848 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
9849 (vect_mark_relevant): Include phis in relevance analysis.
9851 * tree-vect-transform.c (vect_transform_loop): Add an assert.
9853 2007-04-18 Anatoly Sokolov <aesok@post.ru>
9855 * config/avr/avr.c (ptrreg_to_str): Replace error() with
9856 output_operand_lossage().
9858 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9860 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
9861 the unused code for reduction without adjust-in-epilog to simplify the
9864 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
9866 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
9867 (S390_TDC_NEGATIVE_ZERO): New constant.
9868 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
9869 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
9870 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
9871 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
9872 (S390_TDC_POSITIVE_INFINITY): New constant.
9873 (S390_TDC_NEGATIVE_INFINITY): New constant.
9874 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
9875 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
9876 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
9877 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
9878 (S390_TDC_INFINITY): New constant.
9879 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
9880 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
9881 optimization for UNSPEC_CCZ_TO_INT.
9882 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
9883 ("*ccz_to_int"): New insn.
9884 ("isinf<mode>2"): New insn.
9885 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
9886 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
9887 (UNSPEC_CCZ_TO_INT): New constant.
9889 2007-04-18 Richard Guenther <rguenther@suse.de>
9891 PR tree-optimization/19431
9892 PR tree-optimization/21463
9893 * tree-pass.h (pass_phiprop): Declare.
9894 * passes.c (init_optimization_passes): New phiprop pass.
9895 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
9896 (phivn_valid_p): New helper function.
9897 (phiprop_insert_phi): Likewise.
9898 (propagate_with_phi): Likewise.
9899 (tree_ssa_phiprop): New propagator propagating loads
9900 through phi nodes if profitable.
9902 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9904 * tree-vect-analyze.c (process_use): New function.
9905 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
9906 Check phis in all bbs.
9907 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
9910 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
9912 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
9915 2007-04-17 Anatoly Sokolov <aesok@post.ru>
9918 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
9921 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
9923 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
9925 (sse_vmmulv4sf3): Likewise.
9926 (sse2_vmaddv2df3): Likewise.
9927 (sse2_vmmulv2df3): Likewise.
9929 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
9931 PR rtl-optimization/31360
9932 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
9933 (target_reg_cost): New.
9934 (init_set_costs): Initialize target_reg_cost. Add comments
9935 regarding the rationale of the costs.
9936 (global_cost_for_size): Renamed to...
9937 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
9938 of register pressure.
9939 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
9940 estimate_reg_pressure_cost. Add number of ivs.
9941 (determine_set_costs): Dump target_reg_cost.
9942 * loop-invariant.c (gain_for_invariant): Use
9943 estimate_reg_pressure_cost. Removed n_inv_uses argument.
9944 (best_gain_for_invariant, find_invariants_to_move): Remove
9946 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
9947 (target_reg_cost): Declare.
9948 (global_cost_for_size): Declaration removed.
9949 (estimate_reg_pressure_cost): Declare.
9951 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
9953 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
9954 regnos into even/odd register pairs.
9955 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
9956 TDmode similar to the other floating point modes.
9957 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
9958 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
9960 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
9961 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
9962 (movdd_hardfloat64): Use TARGET_MFPGPR.
9964 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
9966 * reload1.c (delete_output_reload): Don't count output in n_inherited.
9969 2005-01-05 Richard Henderson <rth@redhat.com>
9971 * reload1.c (do_input_reload): Restrict the optimization deleteing
9972 a previous output reload to RELOAD_FOR_INPUT.
9974 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
9976 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
9977 induc_vec_info_type.
9978 (vectorizable_induction): New function declaration.
9979 * tree-vect-transform.c (get_initial_def_for_induction): No need to
9980 check if already vectorized. Find first place in BB where new stmts
9981 can be inserted. Takes only one argument.
9982 (vectorizable_induction): New function.
9983 (vect_transform_stmt): Add case for induc_vec_info_type to call
9984 vectorizable_induction.
9985 (vect_transform_loop): Consider phis for vectorization.
9986 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
9988 (analyze_operations): Call vectorizable_induction when analyzing phis.
9990 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
9991 (vect_mark_relevant): Include phis in relevance analysis.
9992 (vect_mark_stmts_to_be_vectorize): Likewise.
9993 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
9995 2007-04-16 Lawrence Crowl <crowl@google.com>
9997 * doc/invoke.texi (Debugging Options): Add documentation for the
9998 -femit-struct-debug options -femit-struct-debug-baseonly,
9999 -femit-struct-debug-reduced, and
10000 -femit-struct-debug-detailed[=...].
10002 * c-opts.c (c_common_handle_option): Add
10003 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
10004 and OPT_femit_struct_debug_detailed_.
10005 * c.opt: Add specifications for
10006 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
10007 and -femit-struct-debug-detailed[=...].
10008 * opts.c (set_struct_debug_option): Parse the
10009 -femit-struct-debug-... options.
10010 * opts.c (matches_main_base, main_input_basename,
10011 main_input_baselength, base_of_path, matches_main_base): Add
10012 variables and functions to compare header base name to compilation
10014 * opts.c (should_emit_struct_debug): Add to determine to emit a
10015 structure based on the option.
10016 (dump_struct_debug) Also disabled function to debug this
10018 * opts.c (handle_options): Save the base name of the
10021 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
10022 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
10023 This hook indicates if a type is generic. Set it by default
10024 to "never generic".
10025 * langhooks.h (struct lang_hooks_for_types): Add a new hook
10026 to determine if a struct type is generic or not.
10027 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
10028 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
10029 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
10030 with live C++ hook.
10032 * flags.h (enum debug_info_usage): Add an enumeration to describe
10033 a program's use of a structure type.
10034 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
10035 to indicate the program's usage of the type. Filter structs based
10036 on the -femit-struct-debug-... specification.
10037 (gen_type_die): Split into two routines, gen_type_die and
10038 gen_type_die_with_usage. gen_type_die is now a wrapper
10039 that assumes direct usage.
10040 (gen_type_die_with_usage): Replace calls to gen_type_die
10041 with gen_type_die_with_usage adding the program usage of
10042 the referenced type.
10043 (dwarf2out_imported_module_or_decl): Suppress struct debug
10044 information using should_emit_struct_debug when appropriate.
10046 2007-04-16 Ian Lance Taylor <iant@google.com>
10048 PR tree-optimization/31522
10049 * tree-vrp.c (vr_phi_edge_counts): New static variable.
10050 (vrp_initialize): Allocate vr_phi_edge_counts.
10051 (vrp_visit_phi_node): Don't push to infinity if we saw a new
10052 executable edge. Drop test for all constants.
10053 (vrp_finalize): Free vrp_phi_edge_counts.
10055 * doc/cpp.texi (Common Predefined Macros): Clarify description of
10056 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10058 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
10059 predecessors at head rather than tail.
10061 2007-04-16 Matthias Klose <doko@debian.org>
10063 * config/alpha/linux.h (CPP_SPEC): Define.
10064 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
10066 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
10068 * function.h: Remove sequence_stack extern declaration.
10070 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
10072 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
10074 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
10077 2007-04-16 Anatoly Sokolov <aesok@post.ru>
10079 * config/avr/avr.c (avr_arch_types): Rearranging array.
10080 (enum avr_arch): Add.
10081 (avr_mcu_types): Use avr_arch enumeration constants instead of
10083 * config/avr/avr.h (LINK_SPEC): Simplify.
10085 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
10087 * config/m68k/m68k.c (m68k_libcall_value,
10088 m68k_function_value): Use macros for register names more.
10090 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
10092 (M68K_REGNAME): Use A6_REG.
10093 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
10095 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10097 PR middle-end/28071
10098 * sched-int.h (struct deps): Split field 'pending_lists_length' into
10099 'pending_read_list_length' and 'pending_write_list_length'. Update
10101 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
10102 to handle two length counters instead of one. Update all uses.
10103 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
10104 two length counters instead of one.
10105 * sched-rgn.c (propagate_deps): Update to handle two length counters
10108 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
10111 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
10112 copy of source, pass it to ix86_expand_vector_set and return
10115 2007-04-16 David Ung <davidu@mips.com>
10116 Joseph Myers <joseph@codesourcery.com>
10118 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
10119 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
10120 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
10121 Add 74K processor information.
10122 * config/mips/mips.md: Include 74k.md.
10123 (cpu): Add 74kc,74kf,74kx.
10124 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
10125 * config/mips/74k.md: New.
10126 * doc/invoke.texi (MIPS Options): Document 74K support.
10128 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
10130 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
10131 vectorizable_* functions.
10132 * tree-vect-transform.c (vectorizable_call): Add check for
10133 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
10134 (vectorizable_store): likewise.
10135 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
10137 (vectorizable_operation, vectorizable_type_demotion): Likewise.
10138 (vectorizable_type_promotion, vectorizable_load): Likewise.
10139 (vectorizable_live_operation, vectorizable_condition): Likewise.
10140 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
10142 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
10144 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10146 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
10147 register numbers more.
10148 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
10149 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
10150 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
10151 FUNCTION_VALUE_REGNO_P): Likewise.
10152 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
10153 STATIC_CHAIN_REGNUM): Likewise.
10154 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
10155 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
10156 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
10157 * config/m68k/m68k.md (FP_REG): New.
10159 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10161 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
10164 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10166 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
10167 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
10170 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10172 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
10175 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
10178 * c-decl.c (finish_decl): Grab the type of the decl after the call
10179 to store_init_value.
10181 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
10183 * common.opt (fforward-propagate): Fix "Optimization" annotation.
10185 2007-04-14 Jakub Jelinek <jakub@redhat.com>
10188 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
10189 dominators, post dominators and cleanup cfg before returning.
10191 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
10193 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
10194 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
10196 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
10198 * config.gcc: Recognize fido.
10199 * config/m68k/m68k-devices.def (fidoa): New.
10200 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
10202 (FL_FIDOA, TARGET_FIDOA): New.
10203 * config/m68k/m68k.opt (mfidoa): New.
10205 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10207 PR middle-end/31322
10208 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
10209 when a personality function is used.
10211 2007-04-13 Bob Wilson <bob.wilson@acm.org>
10213 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
10215 2007-04-13 Mike Stump <mrs@apple.com>
10217 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
10219 * config/darwin.opt (fapple-kext): Make C++ only.
10220 * config/darwin.c (darwin_override_options): Remove code to ensure
10221 -fapple-kext is given for C++ only.
10223 2007-04-13 Richard Sandiford <richard@codesourcery.com>
10225 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
10226 * config/mips/mips.c (override_options): Call
10227 SUBTARGET_OVERRIDE_OPTIONS, if defined.
10229 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
10231 * config/i386/i386.opt (msvr3-shlib): Removed.
10233 * doc/invoke.texi: Remove -msvr3-shlib.
10235 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
10237 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
10238 with "popcnt" instruction.
10240 2007-04-13 Richard Guenther <rguenther@suse.de>
10242 PR tree-optimization/21258
10243 * tree-vrp.c (compare_case_labels): New helper.
10244 (find_switch_asserts): New function.
10245 (find_assert_locations): Call it for SWITCH_EXPRs.
10247 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
10249 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
10250 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
10251 check is now implied in X87_FLOAT_MODE_P.
10252 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
10253 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
10254 (fix_trunc<mode>_i386_fisttp): Ditto.
10255 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
10256 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
10257 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
10258 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
10259 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
10260 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
10261 (unnamed_splitters): Ditto.
10262 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
10263 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
10264 FIRST_SSE_REG for local functions when SSE math is enabled or
10265 for functions with sseregparm attribute.
10266 (standard_80387_constant_p): Return -1 if mode is not
10268 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
10269 (ix86_expand_compare): Ditto.
10270 (ix86_expand_carry_flag_compare): Ditto.
10271 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
10272 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
10273 DECIMAL_FLOAT_MODE_P.
10274 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
10275 of SCALAR_FLOAT_MODE_P.
10276 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
10277 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
10278 checks before FLOAT_MODE_P.
10279 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
10280 before FLOAT_MODE_P.
10285 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
10287 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
10288 Charles Wilson <libtool@cwilson.fastmail.fm>
10290 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
10291 (libgcc.mvars): Don't depend on them.
10292 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
10293 * exec-tool.in: New.
10295 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
10297 * doc/invoke.text (--help): Document --help=common.
10299 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
10301 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
10303 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10305 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
10306 * genemit.c (main): Emit #include "integrate.h".
10307 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
10308 (LOADGP_RTP): New mips_loadgp_style.
10309 * config/mips/mips.h: Include config/vxworks-dummy.h.
10310 (TARGET_RTP_PIC): New macro.
10311 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
10312 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
10313 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
10314 for TARGET_RTP_PIC.
10315 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
10316 -mvxworks-pic when using -mrtp and a PIC option.
10317 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
10319 (mips_symbolic_constant_p, mips_symbolic_address_p)
10320 (mips_symbol_insns): Handle SYMBOL_HALF.
10321 (override_options): Warn about -G and -mrtp being used together.
10322 Initialize mips_lo_relocs[SYMBOL_HALF].
10323 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
10324 (mips_emit_loadgp): Handle LOADGP_RTP.
10325 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
10326 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
10327 (tablejump): Handle function-relative case table entries if
10329 * config/mips/predicates.md (symbol_ref_operand): New predicate.
10331 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10333 * config/mips/mips.md (load_call<mode>): Allow any general register.
10335 (sibcall_value_internal, sibcall_value_multiple_internal)
10336 (call_value_internal, call_value_split, call_value_multiple_internal)
10337 (call_value_multiple_split): Remove constraints from operand 0.
10339 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10341 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
10342 rather than loadgp_noshared.
10343 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
10344 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
10346 * config/mips/mips.md (loadgp): Rename to...
10347 (loadgp_newabi): ...this.
10348 (loadgp_noshared): Rename to...
10349 (loadgp_absolute): ...this.
10351 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10353 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
10354 false for locally-binding symbols.
10355 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
10357 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10359 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
10360 (SYMBOL_GOT_PAGE_OFST): ...this.
10361 (SYMBOL_GOT_GLOBAL): Rename to...
10362 (SYMBOL_GOT_DISP): ...this.
10363 (SYMBOL_GOTOFF_GLOBAL): Rename to...
10364 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
10365 * config/mips/mips.c (mips_global_symbol_p): New function.
10366 (mips_symbol_binds_local_p): Likewise.
10367 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
10368 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
10369 mips_global_symbol_p and mips_symbol_binds_local_p.
10370 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
10371 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
10372 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
10373 SYMBOL_GOTOFF_DISP.
10374 (mips_ok_for_lazy_binding_p): New function.
10375 (mips_load_call_address, mips_expand_call): Use it.
10376 (mips_dangerous_for_la25_p): Likewise.
10377 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
10378 (*got_disp<mode>): Use got_disp_operand instead of
10379 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
10380 SYMBOL_GOTOFF_GLOBAL.
10381 (*got_page<mode>): Use got_page_ofst_operand instead of
10383 * config/mips/predicates.md (const_call_insn_operand): Use
10384 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
10385 (global_got_operand): Rename to...
10386 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
10388 (local_got_operand): Rename to...
10389 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
10390 of SYMBOL_GOT_LOCAL.
10392 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10394 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
10395 TARGET_CALL_CLOBBERED_GP.
10396 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10397 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
10398 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
10399 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
10400 of TARGET_ABICALLS && !TARGET_NEWABI.
10401 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10402 * config/mips/mips.c (mips_load_call_address): Check
10403 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
10404 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10405 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
10406 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
10407 TARGET_ABICALLS && TARGET_NEWABI.
10408 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
10410 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
10411 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
10412 TARGET_ABICALLS && TARGET_NEWABI.
10413 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
10414 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
10415 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
10416 whether indirect calls must use $25.
10417 (mips_extra_live_on_entry): Check TARGET_GOT instead of
10419 * config/mips/mips.md (jal_macro): Check flag_pic and
10420 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
10421 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
10422 instead of TARGET_ABICALLS.
10423 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
10424 TARGET_ABICALLS && TARGET_OLDABI.
10425 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10426 (sibcall): In the comment above the define_insn, mention
10427 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
10428 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
10429 instead of TARGET_ABICALLS.
10431 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
10433 * doc/md.texi (Blackfin family constraints): Document PA and PB.
10434 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
10435 (MACFLAGS_MATCH_P): New macro.
10436 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
10437 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
10438 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
10439 the other MACFLAG constants.
10440 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
10441 (flag_machi): Tighten constraints. Renumber some of the operands.
10442 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
10444 (flag_machi_parts_acconly): New pattern.
10445 (flag_macinithi): Tighten constraints. Allow any accumulator to be
10447 (flag_macinit1hi): Tighten constraints.
10448 (flag_mul_macv2hi_parts_acconly): New pattern.
10450 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
10451 Use a more efficient implementation.
10452 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
10453 inline sequences when not optimizing for size.
10455 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
10456 movhi_high2low): Delete, merge functionality into...
10457 (packv2hi): ... this pattern.
10459 2007-02-11 Jie Zhang <jie.zhang@analog.com>
10460 * config/bfin/bfin.opt (msim): New option.
10461 (mcpu=): New option.
10462 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
10463 (bfin_cpu_t): Typedef of enum bfin_cpu.
10464 (bfin_cpu_type): New declaration.
10465 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
10466 -msim and -mcpu= options.
10467 (LIB_SPEC): Likewise.
10468 * config/bfin/bfin.c (bfin_cpu_type): Define.
10469 (bfin_handle_option): Handle -mcpu= option.
10470 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
10471 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
10472 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
10474 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10476 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
10477 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
10478 (powerpc-wrs-vxworksae): Use ${tm_file}.
10479 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
10480 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
10481 * config/i386/vx-common.h: New file.
10483 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10485 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
10488 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
10490 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
10493 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
10497 * c-common.c (c_build_qualified_type): Set canonical type
10500 2007-04-12 Richard Guenther <rguenther@suse.de>
10502 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
10503 lower bound and element size if lower bound is not zero
10504 or either of the ARRAY_REF operands is set.
10506 2007-04-12 Richard Guenther <rguenther@suse.de>
10508 PR tree-optimization/24689
10509 PR tree-optimization/31307
10510 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
10512 * gimplify.c (canonicalize_addr_expr): To be consistent with
10513 gimplify_compound_lval only set operands two and three of
10514 ARRAY_REFs if they are not gimple_min_invariant. This makes
10515 it never at this place.
10516 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
10518 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10520 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
10521 null before emitting a .nsubspa directive.
10523 2007-04-11 Diego Novillo <dnovillo@redhat.com>
10525 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
10526 need_to_partition_p if there are no memory statements in the
10529 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10531 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
10532 (gcd_of_steps_may_divide_p): New function.
10533 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
10535 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10537 * reload.c (find_reloads_toplev, find_reloads_address,
10538 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
10539 not a pointer equality test, to decide if we need to call
10540 push_reg_equiv_alt_mem.
10542 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
10544 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
10545 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
10547 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
10549 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10551 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
10552 vector to be positive.
10554 2007-04-11 Diego Novillo <dnovillo@redhat.com>
10558 * doc/invoke.texi: Document --params max-aliased-vops and
10560 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
10561 debug_memory_partitions): Move to tree-flow.h
10562 * params.h (AVG_ALIASED_VOPS): Define.
10563 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
10565 (mp_info_t): Likewise.
10566 (get_mem_sym_stats_for): New.
10567 (set_memory_partition): Move from tree-flow-inline.h.
10568 (mark_non_addressable): Only clear the set of symbols for the
10569 partition if it exists.
10570 (dump_memory_partitions): Move from tree-ssa-operands.c
10571 (debug_memory_partitions): Likewise.
10572 (need_to_partition_p): New.
10573 (dump_mem_ref_stats): New.
10574 (debug_mem_ref_stats): New.
10575 (dump_mem_sym_stats): New.
10576 (debug_mem_sym_stats): New.
10577 (update_mem_sym_stats_from_stmt): New.
10578 (compare_mp_info_entries): New.
10579 (mp_info_cmp): Call it.
10580 (sort_mp_info): Change argument to a list of mem_sym_stats_t
10582 (get_mpt_for): Move from tree-ssa-operands.c.
10583 (find_partition_for): New.
10584 (create_partition_for): Remove.
10585 (estimate_vop_reduction): New.
10586 (update_reference_counts): New.
10587 (build_mp_info): New.
10588 (compute_memory_partitions): Refactor.
10589 Document new heuristic.
10590 Call build_mp_info, update_reference_counts,
10591 find_partition_for and estimate_vop_reduction.
10592 (compute_may_aliases): Populate virtual operands before
10593 calling debugging dumps.
10594 (delete_mem_sym_stats): New.
10595 (delete_mem_ref_stats): New.
10596 (init_mem_ref_stats): New.
10597 (init_alias_info): Call it.
10598 (maybe_create_global_var): Remove alias_info argument.
10599 Get number of call sites and number of pure/const call sites
10600 from gimple_mem_ref_stats().
10601 (dump_alias_info): Call dump_memory_partitions first.
10602 (dump_points_to_info_for): Show how many times a pointer has
10604 * opts.c (decode_options): For -O2 set --param
10605 max-aliased-vops to 500.
10606 For -O3 set --param max-aliased-vops to 1000 and --param
10607 avg-aliased-vops to 3.
10608 * fortran/options.c (gfc_init_options): Remove assignment to
10610 * tree-flow-inline.h (gimple_mem_ref_stats): New.
10611 * tree-dfa.c (dump_variable): Dump memory reference
10613 Dump NO_ALIAS* settings.
10614 (referenced_var_lookup): Tidy.
10615 (mem_sym_stats): New.
10616 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
10617 and ORIG are different SSA names for a memory partition.
10618 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
10619 * tree-flow.h (struct mem_sym_stats_d): Define.
10620 (mem_sym_stats_t): Define.
10621 (struct mem_ref_stats_d): Define.
10622 (struct gimple_df): Add field mem_ref_stats.
10623 (enum noalias_state): Define.
10624 (struct var_ann_d): Add bitfield noalias_state.
10625 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
10626 debug_mem_ref_stats, debug_memory_partitions,
10627 debug_mem_sym_stats): Declare.
10628 * tree-ssa-structalias.c (update_alias_info): Update call
10629 sites, pure/const call sites and asm sites in structure
10630 returned by gimple_mem_ref_stats.
10631 Remove local variable IS_POTENTIAL_DEREF.
10632 Increase NUM_DEREFS if the memory expression is a potential
10634 Call update_mem_sym_stats_from_stmt.
10635 If the memory references memory, call
10636 update_mem_sym_stats_from_stmt for all the direct memory
10637 symbol references found.
10638 (intra_create_variable_infos): Set noalias_state field for
10639 pointer arguments according to the value of
10640 flag_argument_noalias.
10641 * tree-ssa-structalias.h (struct alias_info): Remove fields
10642 num_calls_found and num_pure_const_calls_found.
10643 (update_mem_sym_stats_from_stmt): Declare.
10644 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
10645 Set default value to 100.
10646 (PARAM_AVG_ALIASED_VOPS): Define.
10648 2007-04-11 Richard Guenther <rguenther@suse.de>
10650 PR middle-end/31530
10651 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
10652 a * -b + c as c - a * b if we honor sign dependent rounding.
10654 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10656 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
10657 bfin_expand_strmov.
10658 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
10659 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
10661 (initialize_trampoline): Don't use old-style function definition.
10662 (bfin_secondary_reload): Mark IN_P argument as unused.
10664 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
10666 PR tree-optimization/31343
10667 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
10668 (build_polynomial_chrec): Return a scalar when the evolution is zero.
10669 * testsuite/gcc.dg/vect/pr31343.c: New.
10671 2007-04-10 Eric Christopher <echristo@apple.com>
10673 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
10674 * config/i386/i386.md (*cmpfp0): Use.
10675 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
10676 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
10677 (fix_trunc<mode>_i386_fisttp): Ditto.
10678 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
10679 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
10680 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
10681 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
10682 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
10683 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
10684 (unnamed_splitters): Ditto.
10685 * config/i386/i386.c (output_fix_trunc): Assert that
10686 we're not being passed a TFmode operand.
10688 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
10690 PR tree-optimization/31526
10691 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
10692 n_basic_blocks to find newly added blocks.
10694 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
10696 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
10698 (fix_trunc<mode>si_sse): Ditto.
10699 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
10700 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
10701 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
10702 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
10703 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
10704 expander using SSEMODEF mode macro.
10705 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
10706 expander using SSEMODEF mode macro.
10707 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
10708 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
10709 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
10710 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
10711 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
10712 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
10713 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
10714 Macroize insn using X87MODEF mode macro.
10716 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
10718 * config/i386/sse.md (sse2_pinsrw): Removed.
10719 (sse2_pextrw): Renamed to ...
10720 (*sse2_pextrw): This.
10722 2007-04-09 Jan Hubicka <jh@suse.cz>
10725 * config/i386/sse.md
10726 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
10727 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
10728 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
10729 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
10731 2007-04-09 Jan Hubicka <jh@suse.cz>
10733 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
10734 multiple fields of union.
10736 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
10738 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
10739 (create_preheaders): Check that loops are available.
10740 (fix_loop_structure): Clean up, improve comments.
10741 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
10742 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
10744 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
10745 * predict.c (tree_estimate_probability): Do not call
10746 calculate_dominance_info. Call create_preheaders.
10747 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
10748 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
10750 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
10751 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
10752 * tree-cfg.c (tree_split_edge): Make an assert more precise.
10753 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
10756 2007-04-08 Jan Hubicka <jh@suse.cz>
10758 * tree.h (maybe_fold_offset_to_component_ref): Declare.
10759 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
10760 * fold-const.c (fold_unary): Use it.
10762 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10764 * varasm.c (assemble_variable): Remove call to
10765 lang_hooks.decls.prepare_assemble_variable.
10766 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
10767 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
10768 * langhooks.h (lang_hooks_for_decls): Remove
10769 prepare_assemble_variable.
10771 2007-04-08 Mike Stump <mrs@apple.com>
10773 * config/i386/i386.c: Use inc/dec on Core2.
10775 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
10777 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
10778 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
10779 lhd_tree_inlining_end_inlining): Remove.
10780 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
10781 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
10782 end_inlining hooks.
10783 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
10784 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
10785 lhd_tree_inlining_end_inlining): Remove prototypes.
10786 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
10787 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
10788 LANG_HOOKS_TREE_INLINING_START_INLINING,
10789 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
10791 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
10794 2007-04-08 Anatoly Sokolov <aesok@post.ru>
10797 * config/avr/predicates.md (io_address_operand): Delete predicate.
10798 (low_io_address_operand): Don't use 'mode' argument.
10799 (higth_io_address_operand): Rename ...
10800 (high_io_address_operand): ... to this. Don't use 'mode' argument.
10801 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
10804 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
10806 Revert change removing staticp.
10808 2007-04-07 Anatoly Sokolov <aesok@post.ru>
10811 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
10814 2007-04-07 Bruce Korb <bkorb@gnu.org>
10816 * c.opt: Add -Wformat-contains-nul.
10817 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
10819 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
10820 the NUL byte warning.
10822 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
10824 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
10826 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
10828 * tree.c (staticp): No longer use staticp langhook.
10829 * langhooks.c (lhd_staticp): Removed.
10830 * langhooks.h (struct lang_hooks): Remove staticp.
10831 * c-common.c (c_staticp): Remove.
10832 * c-common.h (c_staticp): Ditto.
10833 * langhooks-defs.h (lhd_staticp): Ditto.
10834 (LHD_HOOKS_STATICP): Ditto
10835 * tree.h (gcc_assert_lowered): New macro.
10837 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10839 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
10840 argument "reliable".
10841 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
10842 Add argument "reliable". Propagate it through calls.
10843 (infer_loop_bounds_from_undefined): Derive number of iterations
10844 estimates from references in blocks that do not dominate loop latch.
10845 (gcov_type_to_double_int): New function.
10846 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
10847 and expected_loop_iterations_unbounded.
10848 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
10849 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
10850 * tree-data-ref.c (estimated_loop_iterations): Export.
10851 (get_references_in_stmt): Fix -- do not return addresses of local
10853 * cfgloop.h (expected_loop_iterations_unbounded,
10854 estimated_loop_iterations): Declare.
10856 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
10858 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
10860 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
10862 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
10863 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
10864 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
10865 Use output_387_reg_move().
10866 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
10867 expander using X87MODEF12 mode macro.
10868 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
10869 choosing register preferences. Use output_387_reg_move().
10870 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
10871 instead of "x". Use output_387_reg_move().
10872 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
10873 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
10874 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
10875 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
10876 Use output_387_reg_move().
10877 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
10879 (*truncxf?f_i387 splitter): Ditto.
10881 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
10883 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10884 LANG_HOOKS_SAFE_FROM_P.
10885 * expr.c (safe_from_p): Remove langhook call.
10886 * langhooks.h (lang_hooks): Remove safe_from_p.
10887 (lhd_safe_from_p): Remove prototype.
10888 * langhooks.c (lhd_safe_from_p): Remove.
10890 2007-04-06 Jan Hubicka <jh@suse.cz>
10892 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
10895 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
10897 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
10898 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
10899 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
10900 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
10902 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
10903 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
10905 2007-04-05 Richard Henderson <rth@redhat.com>
10907 * config/alpha/alpha.c (print_operand) [+]: Remove.
10908 (alpha_end_function): Print nop if call at end of function.
10909 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
10910 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
10911 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
10912 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
10913 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
10914 the call pattern. Update peepholes to match.
10916 2007-04-05 Janis Johnson <janis187@us.ibm.com>
10918 * doc/extend.texi (Other Builtins): Add decimal float variants
10920 * builtins.def: Ditto.
10921 * builtins.c (expand_builtin): Ditto.
10923 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
10924 H.J. Lu <hongjiu.lu@intel.com>
10927 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
10928 of V8HImode when calling ix86_binary_operator_ok.
10929 (sse2_pmaddwd): Call ix86_binary_operator_ok.
10930 (sdot_prodv8hi): Operands 1 and 2 must be register.
10932 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10934 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
10935 initialize align to silence bogus warning.
10937 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10939 PR middle-end/22156
10940 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
10942 (struct sra_walk_fns): Remove use_all parameter from use.
10943 (sra_hash_tree): Handle BIT_FIELD_REFs.
10944 (sra_elt_hash): Don't hash bitfld blocks.
10945 (sra_elt_eq): Skip them in parent compares as well. Handle
10947 (sra_walk_expr): Don't maintain or pass down use_all_p.
10948 (scan_use): Remove use_all parameter.
10949 (scalarize_use): Likewise. Re-expand assignment to
10950 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
10951 output, and re-scalarize after output. Don't mark anything
10953 (scalarize_ldst): Adjust.
10954 (scalarize_walk_gimple_modify_statement): Likewise.
10955 (build_element_name_1): Handle BIT_FIELD_REFs.
10956 (instantiate_element): Don't warn for any element whose parent
10957 is used as a whole.
10958 (instantiate_missing_elements_1): Return the sra_elt.
10959 (canon_type_for_field): New.
10960 (try_instantiate_multiple_fields): New.
10961 (instantiate_missing_elemnts): Use them.
10962 (mark_no_warning): Removed.
10963 (generate_one_element_ref): Handle BIT_FIELD_REFs.
10964 (REPLDUP, sra_build_elt_assignment): New.
10965 (generate_copy_inout): Use them.
10966 (generate_element_copy): Likewise. Handle bitfld differences.
10967 (generate_element_zero): Don't recurse for blocks. Use
10968 sra_build_elt_assignment.
10969 (generate_one_element_int): Take elt instead of var. Use
10970 sra_build_elt_assignment.
10971 (generate_element_init_1): Adjust.
10972 (scalarize_use, scalarize_copy): Use REPLDUP.
10973 (scalarize_ldst): Move assert before dereference.
10974 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
10976 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
10978 * regmove.c: Fix unused variable warnings due to previous commit.
10980 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
10982 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
10983 (regmove_bb_head): Remove.
10984 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
10985 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
10986 problems with fixup_match_1.
10987 Don't initialize/free regmove_bb_head.
10989 (reg_is_remote_constant_p): If an insn is in the same basic block
10990 but not before INSN, consider it remote, too.
10992 2007-04-05 Anatoly Sokolov <aesok@post.ru>
10995 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
10996 DECL_ASSEMBLER_NAME, not the DECL_NAME.
10998 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
11000 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
11001 (CONDITIONAL_REGISTER_USAGE): Likewise.
11003 2007-04-04 Richard Henderson <rth@redhat.com>
11005 * config/alpha/lib1funcs.asm: Remove unused file.
11007 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11010 * opts.c (print_specific_help): Fix --help=<language>
11012 (common_handle_option): Support --help=common.
11014 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11017 * gcc.c (main): Do not run the linker if
11018 print_subprocess_help indicates that it shouldn't be
11021 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11024 * doc/invoke.texi (--help=): Document <languages> value, fix
11025 formatting in tables of values.
11027 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
11029 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
11030 dllimport attribute of virtual methods.
11032 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
11034 * config/score/crti.asm: Change _bss_start to __bss_start.
11035 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
11036 (OUTGOING_REG_PARM_STACK_SPACE) update.
11037 * config/score/score.opt: add options to make backend support
11038 score5, score5u, score7 and score7d.
11039 * config/score/score.md: Likewise.
11040 * config/score/misc.md: Likewise.
11041 * config/score/mac.md: Likewise.
11042 * doc/invoke.texi: Likewise.
11043 * doc/md.texi: update constraints define.
11045 2007-04-03 Richard Henderson <rth@redhat.com>
11047 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
11048 an appropriate type, use the mode instead.
11050 2007-04-03 Richard Sandiford <richard@codesourcery.com>
11052 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
11053 Set the default --with-arch setting to mips2.
11054 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
11055 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
11056 (MULTILIB_OSDIRNAMES): Delete.
11057 (MULTILIB_DIRNAMES): Define.
11058 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
11059 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
11060 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
11061 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
11062 VXWORKS_OS_CPP_BUILTINS.
11063 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
11064 (MIPS_DEBUGGING_INFO): Undefine.
11065 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
11067 2007-04-03 Jakub Jelinek <jakub@redhat.com>
11069 PR middle-end/30704
11070 * fold-const.c (native_encode_real): Encode real.c provided longs
11071 as a series of 32-bit native integers.
11072 (native_interpret_real): Interpret buffer as a series of 32-bit
11075 2007-04-03 Richard Guenther <rguenther@suse.de>
11077 * genpreds.c (write_insn_constraint_len): Write function
11078 optimized for CONSTRAINT_LEN implementation.
11079 (write_tm_preds_h): Output insn_constraint_len inline and
11080 use it for CONSTRAINT_LEN.
11081 (write_insn_preds_c): Don't output insn_constraint_len.
11082 * doc/md.texi (define_register_constraint): Document multi-letter
11083 constraints shall have the same length if they start with the same
11086 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
11089 * config/i386/i386.md (isinf<mode>2): Expand only when
11090 TARGET_C99_FUNCTIONS is set.
11092 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
11094 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
11095 (x86_64-*-linux*): Ditto.
11096 * config/i386/i386.opt (mpc): New option.
11097 * config/i386/i386.c (overrride_options): Handle
11098 ix87_precision_string.
11099 * config/i386/crtprec.c: New file.
11100 * config/i386/t-crtpc: Ditto.
11101 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
11102 and -mpc80 options.
11103 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
11104 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
11105 crtprec32.o, crtprec64.o and crtprec80.o.
11107 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
11108 and -mpc80 options.
11109 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
11111 2007-04-02 Eric Christopher <echristo@apple.com>
11113 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
11114 limitations on darwin.
11116 2007-04-02 Anatoly Sokolov <aesok@post.ru>
11119 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
11121 2007-04-02 Dave Korn <dave.korn@artimi.com>
11123 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
11125 2007-04-02 Dave Korn <dave.korn@artimi.com>
11127 * libgcc2.h (exception_descriptor): Don't forward-declare.
11128 (__get_eh_table_language, __get_eh_table_version): Delete
11129 prototypes of long-dead functions.
11131 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
11133 * ebitmap.h: New file
11134 * ebitmap.c: New file
11135 * Makefile.in (ebitmap.o): New target.
11137 2007-04-01 Jan Hubicka <jh@suse.cz>
11139 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
11140 before very first instruction.
11142 2007-04-01 Jan Hubicka <jh@suse.cz>
11144 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
11145 waring on 64bit hosts.
11146 * bitmap.h: Fix typo in bitmap_head_def.
11148 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
11150 PR rtl-optimization/31391
11151 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
11152 into a DELETED_LABEL note, and the label is in an empty basic
11153 block, update BB_END as well as BB_HEAD.
11155 2007-04-01 Richard Henderson <rth@redhat.com>
11157 PR tree-optimization/31169
11158 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
11159 to varying if the range is outside [0, prec-1].
11161 2007-04-01 Richard Sandiford <richard@codesourcery.com>
11164 * config/mips/mips.md (load_const_gp): New insn.
11165 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
11166 the MIPS16 GP pseudo register if no_new_pseudos.
11167 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
11169 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
11172 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
11174 (call_value): Likewise.
11176 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
11177 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11180 * doc/invoke.texi: (optimization options): Reword description
11181 of -ffast-math. Document its primary purpose.
11183 2007-03-31 Richard Guenther <rguenther@suse.de>
11185 * omp-low.c (splay-tree.h): Include.
11186 (lookup_decl): Replace splay-tree usage by pointer-map.
11187 (maybe_lookup_decl): Likewise.
11188 (new_omp_context): Likewise.
11189 (delete_omp_context): Likewise.
11190 * gimplify.c (splay-tree.h): Include.
11191 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
11193 (remap_ssa_name): Likewise.
11194 (remap_decl): Likewise.
11195 (remap_type_1): Likewise.
11196 (remap_type): Likewise.
11197 (copy_body_r): Likewise.
11198 (expand_call_inline): Likewise.
11199 (clone_body): Likewise.
11200 (copy_tree_r): Likewise.
11201 (remap_save_expr): Likewise.
11202 (unsave_r): Likewise.
11203 (unsave_expr_now): Likewise.
11204 (tree_function_versioning): Likewise.
11205 (build_duplicate_type): Likewise.
11206 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
11207 (struct copy_body_data): Replace splay-tree by pointer-map.
11208 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
11209 not $(SPLAY_TREE_H).
11210 (gimplify.o): Depend on $(SPLAY_TREE_H).
11211 (omp-low.p): Likewise.
11213 2007-03-31 Anatoly Sokolov <aesok@post.ru>
11215 * config/avr/predicates.md (even_register_operand,
11216 odd_register_operand): New predicates.
11217 * config/avr/avr.md (movw peephole2): New.
11218 (movw_r peephole2): New.
11220 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
11222 * tree.h (get_signed_or_unsigned_type): New.
11223 * fold-const.c (operand_equal_for_comparison_p): Use
11224 get_signed_or_unsigned_type instead of
11225 lang_hooks.types.signed_or_unsigned_type.
11226 * expr.c (store_expr): Ditto.
11227 * langhooks.c (get_signed_or_unsigned_type): New.
11228 (lhd_signed_or_unsigned_type): New.
11229 * langhooks.h (lhd_signed_or_unsigned_type): New.
11230 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
11232 2007-03-30 Richard Henderson <rth@redhat.com>
11234 * tree-ssa-loop-ivopts.c: Include target.h.
11235 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
11236 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
11237 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
11238 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
11240 2007-03-30 Richard Henderson <rth@redhat.com>
11241 Kai Tietz <kai.tietz@onevision.com>
11243 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
11244 default for 64-bit.
11245 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
11246 (TARGET_64BIT_MS_ABI): New.
11247 (DBX_REGISTER_NUMBER): Handle 64-bit.
11248 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
11249 (LONG_TYPE_SIZE): Force to 32.
11250 (REG_PARM_STACK_SPACE): New.
11251 (OUTGOING_REG_PARM_STACK_SPACE): New.
11252 (REGPARM_MAX, SSE_REGPARM_MAX): New.
11253 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
11254 (STACK_BOUNDARY): Use 128 for 64-bit.
11255 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
11256 Add 64-bit implementation.
11257 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
11259 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
11260 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
11261 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
11262 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
11263 (ix86_handle_cconv_attribute): Don't warn when ignoring if
11264 TARGET_64BIT_MS_ABI.
11265 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
11266 (ix86_pass_by_reference): Likewise.
11267 (ix86_function_value_regno_p): Likewise.
11268 (ix86_build_builtin_va_list): Likewise.
11269 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
11270 (function_arg_advance_ms_64): New.
11271 (function_arg_advance): Call it.
11272 (function_arg_ms_64): New.
11273 (function_arg): Call it.
11274 (function_value_ms_64): New.
11275 (ix86_function_value_1): Call it.
11276 (return_in_memory_ms_64): New.
11277 (ix86_return_in_memory): Call it.
11278 (setup_incoming_varargs_ms_64): New.
11279 (ix86_setup_incoming_varargs): Call it.
11280 (ix86_expand_prologue): Handle 64-bit stack probing.
11281 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
11282 (output_pic_addr_const): Likewise.
11283 (x86_this_parameter): Likewise.
11284 (x86_output_mi_thunk): Likewise.
11285 (x86_function_profiler): Likewise.
11286 (TARGET_STRICT_ARGUMENT_NAMING): New.
11287 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
11288 (TARGET_64BIT_MS_ABI): New.
11289 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
11290 * config/i386/i386.md (allocate_stack_worker): Remove.
11291 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
11292 describe the clobber of eax without a match_scratch.
11293 (allocate_stack_worker_postreload): Remove.
11294 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
11295 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
11296 (allocate_stack_worker_rex64_postreload): Remove.
11297 (allocate_stack): Handle 64-bit.
11298 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
11299 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
11300 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
11301 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
11302 (STANDARD_STARTFILE_PREFIX_1): Likewise.
11303 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
11304 * config.build (x86_64-*-mingw*): New host.
11305 * config.host (x86_64-*-mingw*): New host.
11306 * config.gcc (x86_64-*-mingw*): New target.
11307 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
11309 2007-03-30 Richard Henderson <rth@redhat.com>
11310 Kai Tietz <kai.tietz@onevision.com>
11312 * c-pragma.c (struct def_pragma_macro_value): New.
11313 (struct def_pragma_macro): New.
11314 (pushed_macro_table): New.
11315 (dpm_hash, dpm_eq): New.
11316 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
11317 (init_pragma): Install them.
11318 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
11320 2007-03-30 Anatoly Sokolov <aesok@post.ru>
11322 * config/avr/avr.c (avr_override_options): Clear
11323 'flag_delete_null_pointer_checks'.
11325 2007-03-30 Paolo Carlini <pcarlini@suse.de>
11328 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
11329 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
11330 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
11331 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
11332 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
11333 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
11334 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
11336 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
11338 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
11340 * regmove.c: Move all of pass_stack_adjustments from here...
11341 * combine-stack-adj.c: ...to this new file.
11342 * Makefile.in: Add rules for combine-stack-adj.o.
11344 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
11346 PR tree-optimization/31383
11347 * tree-data-ref.c (affine_function_equal_p): Do not require the
11348 vectors to have the same length.
11350 2007-03-30 Jan Hubicka <jh@suse.cz>
11352 PR middle-end/30700
11353 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
11354 availablility; add more sanity checking; ask varpool only about
11357 2007-03-29 Richard Henderson <rth@redhat.com>
11359 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
11360 to decide, but __SIZEOF_LONG_LONG__.
11362 2007-03-29 Richard Henderson <rth@redhat.com>
11364 * emutls.c (struct __emutls_array): New.
11365 (emutls_destroy): Use it instead of casting element 0 from void*.
11366 (__emutls_get_address): Likewise.
11368 2007-03-29 Richard Henderson <rth@redhat.com>
11370 * varasm.c (initializer_constant_valid_p): Don't deny
11371 DECL_DLLIMPORT_P on functions.
11373 * config/i386/cygming.h: Remove function declarations.
11374 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
11375 (ASM_OUTPUT_LABELREF): Remove.
11376 (COMMON_ASM_OP): Remove.
11377 (ASM_OUTPUT_COMMON): Remove.
11378 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
11379 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
11380 (ASM_DECLARE_FUNCTION_NAME): Likewise.
11381 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
11382 Rename from TARGET_ENCODE_SECTION_INFO.
11383 * config/i386/netware.h: Likewise.
11384 * config/i386/i386-protos.h: Update.
11385 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
11386 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
11387 (legitimate_constant_p): Reject dllimports.
11388 (dllimport_map, get_dllimport_decl): New.
11389 (legitimize_dllimport_symbol): New.
11390 (legitimize_address, ix86_expand_move): Use it.
11391 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
11392 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
11393 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
11394 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
11395 * config/i386/predicates.md (constant_call_address_operand): Only
11396 accept symbols; reject dllimport_p symbols.
11397 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
11398 i386_pe_maybe_record_exported_symbol.
11399 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
11400 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
11401 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
11402 trust the setting of DECL_DLLIMPORT_P.
11403 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
11404 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
11405 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
11406 tidy the argument scanning loop.
11407 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
11408 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
11409 (i386_pe_strip_name_encoding): Remove.
11410 (i386_pe_binds_local_p): New.
11411 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
11412 (i386_pe_output_labelref): Remove.
11413 (i386_pe_asm_output_aligned_decl_common): New.
11414 (i386_pe_maybe_record_exported_symbol): Rename from
11415 i386_pe_record_exported_symbol; check for dllexported symbols.
11417 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
11419 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
11420 add comment explaining why vsnprintf cannot be used.
11422 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
11424 PR tree-optimization/30666
11425 * tree.c (build_complex_type): When creating type names for DWARF2
11426 debug info, create TYPE_DECLs for TYPE_NAME instead of
11428 (build_common_tree_nodes_2): Use build_complex_type when building
11429 predefined complex types, to preserve canonical types.
11431 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
11433 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
11434 (noce_get_alt_condition): Look at it to determine whether to
11435 reverse the condition or not.
11436 (noce_get_condition): Substitute the truth for lies.
11437 (noce_find_if_block): Set the then_else_reversed field.
11439 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
11441 * config/fr30/fr30.md (movdi): Do not accept immediates as the
11442 destination of this insn.
11443 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
11444 than calling gen_rtx_SET directly. Use r0 to hold the value of
11445 'address + 4' rather than a stack based temporary which can be
11446 mis-optimized away.
11448 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
11450 * config/s390/s390.c (s390_secondary_input_reload_class,
11451 s390_secondary_output_reload_class): Functions removed.
11452 (s390_secondary_reload): New function.
11453 (TARGET_SECONDARY_RELOAD): Target macro defined.
11454 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
11455 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
11456 * config/s390/s390.md ("reload_outti", "reload_outdi",
11457 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
11458 "reload_out<mode>"): Expanders removed.
11459 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
11460 "reload<mode>_nonoffmem_out"): Expanders added.
11462 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
11464 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
11465 action if SRC->DEST replacement failed anyway.
11467 2007-03-28 Mike Stump <mrs@apple.com>
11469 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
11470 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
11471 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
11473 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11475 * config.gcc: Accept barcelona as a variant of amdfam10.
11476 * config/i386/i386.c (override_options): Likewise.
11477 * doc/invoke.texi: Likewise.
11479 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
11481 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
11482 offsets for BIT_FIELD_REF and COMPONENT_REF.
11484 2007-03-28 Richard Guenther <rguenther@suse.de>
11486 * tree.c (is_global_var): Move ...
11487 * tree-flow-inline.h (is_global_var): ... here.
11488 * tree.h (is_global_var): Remove declaration.
11490 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
11492 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
11494 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
11495 * config/i386/i386.c (ix86_tune_features): Initialize new
11497 * config/i386/predicates.md (promotable_binary_operator): Use
11498 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
11500 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
11503 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
11505 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
11507 * config/fr30/fr30.md (movsi_internal): Change destination
11508 constraint from m to V and add m to the end.
11510 2007-03-28 Christian Bruel <christian.bruel@st.com>
11512 * config/sh/sh.md (movsi_i): Fix type attribute.
11514 2007-03-28 Christian Bruel <christian.bruel@st.com>
11516 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
11517 (movsf_ie): Likewise.
11519 2007-03-28 Christian Bruel <christian.bruel@st.com>
11521 * config.gcc: Add sh4-300 to multilib.
11522 * config/sh/t-mlib-sh4-300: New file.
11524 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
11526 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
11527 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
11528 fix_trunc<mode>di2.
11529 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
11530 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
11531 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
11532 "fixuns_trunctddi2"): Whitespace fix.
11534 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
11536 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
11537 the definition of struct sh_args.
11538 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
11539 CALL_COOKIE_INT_REG_GET): Likewise.
11541 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
11543 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
11544 transformations are applied successfully.
11546 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
11548 * tree.c (tree_contains_struct): Permit 512 tree codes.
11549 * tree.h (tree_contains_struct): Ditto.
11550 (MAX_TREE_CODES): Ditto.
11551 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
11552 SPARE member to store remaining padding bits.
11554 2007-03-27 Anatoly Sokolov <aesok@post.ru>
11556 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
11559 2007-03-27 Janis Johnson <janis187@us.ibm.com>
11561 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
11562 * configure: Regenerate.
11564 * configure: Regenerate using the correct version of autoconf.
11566 2007-03-27 Anatoly Sokolov <aesok@post.ru>
11568 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
11570 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
11571 regs to "__SP_L__" and "__SP_H__".
11573 2007-03-27 Richard Guenther <rguenther@suse.de>
11575 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
11576 computations with it with a HOST_WIDE_INT variable.
11578 2007-03-26 Mike Stump <mrs@apple.com>
11580 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
11581 objective-c-header, objective-c++-header and objc++-cpp-output
11583 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11585 2007-03-26 Richard Henderson <rth@redhat.com>
11588 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
11589 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
11590 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
11591 IX86_BUILTIN_PSRLQ128): New.
11592 (ix86_init_mmx_sse_builtins): Add them.
11593 (ix86_expand_builtin): Expand them.
11594 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
11595 operand 2 be TImode.
11596 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
11597 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
11598 _mm_srli_epi64): Mark __B const.
11599 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
11600 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
11601 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
11602 new two-vector shift builtins.
11604 2007-03-26 Ian Lance Taylor <iant@google.com>
11606 PR tree-optimization/31345
11607 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
11608 [+INF, +INF(OVF)] into VARYING.
11610 2007-03-26 Zack Weinberg <zackw@panix.com>
11612 * gengtype-parse.c: New file.
11613 * gengtype-yacc.y: Delete.
11614 * gengtype-lex.l: Don't include gengtype-yacc.h.
11615 Define YY_DECL and yyterminate appropriately for recursive
11616 descent parser. yylval is now a string out-parameter to yylex.
11617 (HWS, EOID): New shorthand.
11618 (IWORD): Add a couple more types.
11619 (yylex): Add a setup stanza. Remove the complex rules for
11620 detecting GTY'ed types and typedefs; replace with simple
11621 keyword detectors. Adjust everything for the changed
11622 definition of yylval. Ignore all pp-directives, not just #define.
11624 (parse_file): Rename yybegin; do not call yyparse.
11626 * gengtype.c (xasprintf): Export again.
11627 (this_file): New. Use everywhere __FILE__ was being used.
11628 (get_lang_bitmap): Special case types defined in gengtype.c.
11629 (do_typedef, new_structure): Suppress definition of certain types.
11630 (new_structure): Improve diagnostics of duplicate definitions.
11631 Make sure location_s is associated with input.h.
11632 (nreverse_pairs, define_location_structures): New functions.
11633 (main): Improve tagging of kludge types. Remove old kludges
11634 for input.h types; use define_location_structures.
11635 * gengtype.h: Update prototypes. Define token codes here.
11636 * Makefile.in: Remove all references to gengtype-yacc.
11637 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
11639 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
11640 add GTY((skip)) to the field that's only conditionally there.
11641 * doc/install.texi: Document that Bison is no longer required
11642 unless building treelang.
11644 * gengtype.c: Don't include gtyp-gen.h.
11645 (srcdir): Declare here.
11646 (base_files, lang_dir_names): Allocate dynamically.
11647 (gt_files, num_gt_files, num_lang_dirs): New globals.
11648 (measure_input_list, read_input_line, read_input_list)
11649 (set_lang_bitmap): New functions.
11650 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
11651 simplify, relying on read_input_list to set up the bitmaps.
11652 (main): Arguments are no longer unused. Check for correct number
11653 of command line arguments, set srcdir and srcdir_len, then call
11654 read_input_list, before doing anything else. No need to worry
11655 about duplicates in main loop.
11656 * configure.ac: Simplify the calculation of all_gtfiles.
11657 Put language tags in there. Don't set or substitute
11658 all_gtfiles_files_langs or all_gtfiles_files_frags.
11659 * Makefile.in: Revamp the way gengtype is invoked, now that it
11660 takes a file on its command line with a much simpler format.
11661 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
11662 (GTFILES): Remove duplicates and C source files.
11663 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
11664 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
11665 * configure: Regenerate.
11667 * gengtype.h: Remove all type definitions to gengtype.c; leave
11668 only definitions of options_p, type_p, and pair_p as opaque
11669 pointers. Update prototypes.
11670 * gengtype.c: Many type definitions moved here from gengtype.h.
11671 Consolidate type definitions at the top of the file.
11672 (xvasprintf): Delete.
11673 (xasprintf): Make static.
11674 (create_nested_pointer_option): Add 'next' parameter.
11675 (create_field_all, create_field_at): New functions.
11676 (create_field): Now a thin wrapper around create_field_all.
11677 (create_optional_field): Rename create_optional_field_ and add
11678 line argument. Original name is now a macro which supplies
11680 (oprintf): Use vsnprintf directly.
11681 (close_output_files): Use fatal rather than perror/exit.
11682 (note_def_vec, note_def_vec_alloc): Use create_field_at.
11683 (main): Set progname. Don't use exit.
11684 * gengtype-yacc.y (struct_fields): Use create_field_at.
11685 (option, optionseqopt): Delete.
11686 (optionseq): Consolidate productions from option here so we
11687 can use the first argument to create_option.
11689 * gengtype-lex.l: Distinguish unions from structures in the
11690 token type. Don't call find_structure; return the tag as a string.
11691 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
11692 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
11693 string. Reorganize typedef_struct production accordingly.
11694 Use create_nested_ptr_option.
11695 * gengtype.c (create_nested_ptr_option): New function.
11696 * gengtype.h: Declare it.
11698 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
11699 (string_type): Don't declare.
11700 (do_scalar_typedef): Declare.
11701 (create_scalar_type): Update prototype.
11702 * gengtype.c (string_type): Make static.
11703 (scalar_nonchar, scalar_char): New.
11704 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
11705 (resolve_typedef): Use scalar_nonchar for error recovery.
11706 (create_scalar_type): Remove name_len field. Return scalar_char
11707 or scalar_nonchar as appropriate.
11708 (adjust_field_type): Look at scalar_is_char boolean to decide whether
11709 to use string_type.
11710 (throughout): Use scalar_nonchar instead of calling
11711 create_scalar_type, whenever possible.
11712 (main): Initialize scalar_char and scalar_nonchar before calling
11714 * gengtype-lex.l: Adjust for removal of second argument to
11715 create_scalar_type. Use yylval.s instead of yylval.t when
11717 * gengtype-yacc.y: Type of SCALAR is string. Call
11718 create_scalar_type from type:SCALAR rule. Adjust for removal of
11719 second argument to create_scalar_type.
11721 * vec.h: Remove all #if IN_GENGTYPE blocks.
11722 Add comment saying that changes may require adjustments to gengtype.
11723 * gengtype.c: Don't include coretypes.h or tm.h.
11724 Add comment to inclusion of errors.h.
11725 (note_def_vec, note_def_vec_alloc): New functions.
11726 * gengtype.h: Declare new functions.
11727 * gengtype-lex.l: Don't include coretypes.h.
11728 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
11730 (update_lineno): Remove unnecessary prototype.
11731 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
11732 (VEC rule): Just return VEC_TOKEN.
11733 * gengtype-yacc.y (VEC_TOKEN): New token type.
11734 (type): Add a production for VEC(a,b).
11735 * Makefile.in: Update dependencies.
11737 * gengtype-lex.l: Remove rules for parsing pointer-to-function
11738 typedefs that use the old PARAMS macro.
11740 * gengtype-lex.l: Remove all rules and states relating to yacc
11742 * gengtype-yacc.y: Similarly.
11743 * gengtype.c (note_yacc_type): Delete function.
11744 * gengtype.h: Update prototypes.
11746 2007-03-26 Joseph Myers <joseph@codesourcery.com>
11748 * tree-pretty-print.c (dump_generic_node): Report precision of
11749 unnamed integer types.
11751 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
11753 * ifcvt.c (noce_try_store_flag_constants): Don't check
11754 no_new_pseudos here.
11755 (noce_try_store_flag_constants): Don't check no_new_pseudos.
11756 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
11757 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
11758 noce_try_sign_mask): Likewise.
11759 (if_convert): Check no_new_pseudos here.
11761 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
11763 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
11764 (noce_get_condition): Handle new then_else_reversed argument.
11765 (noce_init_if_info): Remove, fold into noce_find_if_block.
11766 (noce_process_if_block): Take a struct noce_if_info as the
11767 argument. Don't set up one based on ce_if_info. Update pointer
11768 references accordingly.
11769 (cond_move_process_if_block): Likewise.
11770 (process_if_block): Removed.
11771 (find_if_block): Removed. Move functionality two new functions,
11772 noce_find_if_block and cond_exec_find_if_block.
11773 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
11774 blocks and the symmetric IF-ELSE-JOIN case.
11775 (cond_exec_find_if_block): Also new function mostly based on old
11776 find_if_block and process_if_block.
11777 (find_if_header): Replace find_if_block call with separately
11778 guarded calls to noce_find_if_block and cond_exec_find_if_block.
11779 (find_cond_trap): Update noce_get_condition call.
11780 (dead_or_predicable): Likewise.
11782 2007-03-26 Jakub Jelinek <jakub@redhat.com>
11784 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
11786 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
11787 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
11788 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
11789 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
11790 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
11791 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
11792 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
11793 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
11794 __builtin_ia32_psrad128 builtins.
11796 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
11798 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
11799 * config/i386/constraints.md
11800 (define_constraint "I"): Use IN_RANGE macro.
11801 (define_constraint "J"): Ditto.
11802 (define_constraint "K"): Ditto.
11803 (define_constraint "M"): Ditto.
11804 (define_constraint "N"): Ditto.
11805 (define_constraint "O"): Ditto.
11806 * config/i386/predicates.md
11807 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
11808 (define_predicate "const_0_to_3_operand"): Ditto.
11809 (define_predicate "const_0_to_7_operand"): Ditto.
11810 (define_predicate "const_0_to_15_operand"): Ditto.
11811 (define_predicate "const_0_to_63_operand"): Ditto.
11812 (define_predicate "const_0_to_255_operand"): Ditto.
11813 (define_predicate "const_1_to_31_operand"): Ditto.
11814 (define_predicate "const_2_to_3_operand"): Ditto.
11815 (define_predicate "const_4_to_7_operand"): Ditto.
11817 2007-03-25 David Edelsohn <edelsohn@gnu.org>
11819 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
11820 in SImode for save_world.
11821 * config/rs6000/altivec.md (save_world, restore_world): Convert to
11824 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
11826 PR tree-optimization/30784
11827 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
11830 2007-03-25 Revital Eres <eres@il.ibm.com>
11832 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
11833 Fold movement_possibility function into it.
11835 2007-03-25 David Edelsohn <edelsohn@gnu.org>
11837 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
11838 (load_macho_picbase_{si,di}): Convert to LR hard reg.
11839 (call_indirect_nonlocal_darwin64): Same.
11840 (call_nonlocal_darwin64): Same.
11841 (call_value_indirect_nonlocal_darwin64): Same.
11842 (call_value_nonlocal_darwin64): Same.
11843 (sibcall_nonlocal_darwin64): Same.
11844 (sibcall_value_nonlocal_darwin64): Same.
11845 (sibcall_symbolic_64): Same.
11846 (sibcall_value_symbolic_64): Same.
11847 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
11849 (rs6000_emit_load_toc_table): Same.
11850 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
11851 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
11853 (divss_call): Same.
11854 (divus_call): Same.
11855 (quoss_call): Same.
11856 (quous_call): Same.
11857 (load_toc_v4_pic_si): Same
11858 (load_toc_v4_PIC_1): Same.
11859 (load_toc_v4_PIC_1b): Same.
11860 (call_indirect_aix{32,64}): Same.
11861 (call_value_indirect_aix{32,64}): Same.
11863 (call_value): Same.
11864 (call_local{32,64}): Same.
11865 (call_value_local{32,64}): Same.
11866 (call_indirect_nonlocal_aix{32,64}): Same.
11867 (call_nonlocal_aix{32,64}): Same.
11868 (call_value_indirect_nonlocal_aix{32,64}): Same.
11869 (call_value_nonlocal_aix{32,64}): Same.
11870 (call_indirect_nonlocal_sysv<mode>): Same.
11871 (call_nonlocal_sysv<mode>): Same.
11872 (call_value_indirect_nonlocal_sysv<mode>): Same.
11873 (call_value_nonlocal_sysv<mode>): Same.
11875 (sibcall_local{32,64}): Same.
11876 (sibcall_value_local{32,64}): Same.
11877 (sibcall_nonlocal_aix{32,64}): Same.
11878 (sibcall_value_nonlocal_aix{32,64}): Same.
11879 (sibcall_nonlocal_sysv<mode>): Same.
11880 (sibcall_value): Same.
11881 (sibcall_value_nonlocal_sysv<mode>): Same.
11883 2007-03-24 Paul Brook <paul@codesourcery.com>
11885 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
11886 * config/arm/linux-eabi.h: Remove legacy syscall hack.
11888 2007-03-24 Richard Henderson <rth@redhat.com>
11890 * config/ia64/constraints.md: New file.
11891 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
11892 satisfies_constraint_?.
11893 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
11894 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
11895 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
11896 ia64_output_mi_thunk): Likewise.
11897 (ia64_const_ok_for_letter_p): Remove.
11898 (ia64_const_double_ok_for_letter_p): Remove.
11899 (ia64_extra_constraint): Remove.
11900 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
11901 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
11902 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
11903 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
11904 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
11905 EXTRA_MEMORY_CONSTRAINT): Remove.
11906 * config/ia64/ia64.md: Include constriants.md. Replace
11907 CONST_OK_FOR_? with satisfies_constraint_?.
11909 2007-03-23 Michael Meissner <michael.meissner@amd.com>
11910 H.J. Lu <hongjiu.lu@intel.com>
11912 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
11914 (name macros): Use DPD_BID_NAME to convert names properly.
11916 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
11917 decimal floating point format.
11918 (init_floating_libfuncs): Change decimal functions so that they
11919 have a "bid_" prefix if the decimal system uses the BID format,
11920 and "dpd_" prefix if the decimal system uses the DPD format.
11921 (init_interclass_conv_libfuncs): Ditto.
11922 (init_intraclass_conv_libfuncs): Ditto.
11924 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
11925 using the BID format.
11927 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
11928 whether we are using the BID decimal format.
11929 * configure: Regenerate.
11931 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
11932 the compiler has decimal floating point enabled. Define
11933 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
11936 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
11937 using the BID format.
11939 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
11940 whether we are using the BID decimal format.
11941 * configure: Regenerate.
11943 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
11944 the compiler has decimal floating point enabled. Define
11945 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
11948 * doc/install.texi (--enable-decimal-float): Document BID and DPD
11949 options, and that it is enabled for i386/x86_64 systems.
11951 * Makefile.in (enable_decimal_float): New.
11953 (DECNUMINC): Add -I$(DECNUMFMT).
11954 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
11955 to $(DECNUMFMT) from $(DECNUM).
11957 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
11958 Substitute enable_decimal_float.
11959 * configure: Regenerated.
11962 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
11965 * configure.ac: Enable decimal float for x86_64-*-linux*.
11966 * configure: Regenerated.
11969 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
11970 decimal128ClearSign to flip and clear the sign bit in decimal128.
11971 (decimal_real_maxval): Set decimal128SetSign to set the sign
11974 2007-03-23 Ian Lance Taylor <iant@google.com>
11976 * fold-const.c (fold_binary): Correct warning for X - c >= X.
11978 2007-03-23 Ian Lance Taylor <iant@google.com>
11980 * tree-dump.c (dump_files): Correct comment.
11982 2007-03-23 Ian Lance Taylor <iant@google.com>
11984 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
11986 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
11988 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
11989 in cfglayout mode. Don't go into and out of cfglayout mode.
11990 Link the blocks in the order of the constructed traces.
11991 (rest_of_handle_tracer): Adjust call to tracer.
11992 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
11993 Don't go into cfglayout mode.
11994 (rtl_loop_done): Don't go out of cfglayout mode.
11995 * cfglayout.c (relink_block_chain): New function, split out from...
11996 (fixup_reorder_chain): ...here. Remove redundant checking.
11997 (cfg_layout_finalize): Don't clear the header, footer, and aux
11998 fields here, move the code to do so to relink_block_chain. Likewise
11999 for free_original_copy_tables.
12000 * rtl.h (tracer): Update prototype.
12001 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
12002 Assert we are in cfglayout mode. Don't go into and out of cfglayout
12003 mode. Use relink_block_chain to serialize the CFG according to the
12004 new basic block order. Move targetm.cannot_modify_jumps_p check from
12006 (gate_handle_reorder_blocks): ...to here.
12007 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
12009 (gate_duplicate_computed_gotos): ...to here.
12010 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
12011 something always changes when going into and out of cfglayout mode.
12012 Perform an expensive cfg cleanup while going into cfglayout mode.
12013 Always update liveness information on HAVE_conditional_execution
12014 targets. Reserialize the basic blocks and go out of cfglayout mode.
12015 * reg-stack.c: Include cfglayout.h.
12016 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
12017 the call to reorder_basic_blocks.
12018 * basic-block.h (reorder_basic_blocks): Update prototype.
12019 (relink_block_chain): New prototype.
12020 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
12022 2007-03-23 Joseph Myers <joseph@codesourcery.com>
12024 * config/mips/mips.md (type, hazard, *movdi_32bit,
12025 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
12026 *movhi_internal, *movqi_internal, *movsf_hardfloat,
12027 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
12028 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
12029 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
12031 (movcc): Change first xfer to multi.
12032 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
12033 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
12034 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
12035 config/mips/generic.md: Change reservations using "xfer" to use
12037 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
12038 using match_operand.
12039 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
12040 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
12042 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
12044 2007-03-22 Richard Henderson <rth@redhat.com>
12046 * config/i386/i386.c: Remove unnecessary function declarations.
12047 Move targetm definition, and all related macros, to the end of
12048 the file. Resort some functions to put definitions before uses.
12049 (ix86_attribute_table): Make static. Move to end of file.
12050 (ix86_gimplify_va_arg): Make static.
12052 2007-03-22 Richard Henderson <rth@redhat.com>
12054 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
12055 don't increase local_regparm with force_align_arg_pointer check.
12056 (ix86_function_sseregparm): Assert 32-bit.
12057 (type_has_variadic_args_p): New.
12058 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
12059 type_has_variadic_args_p.
12060 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
12061 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
12062 use memset instead. Do maybe_vaarg check first; skip attribute
12063 tests if true; skip attribute tests for 64-bit.
12064 (construct_container): Remove TARGET_DEBUG_ARG.
12065 (function_arg_advance_32, function_arg_advance_64): Split out ...
12066 (function_arg_advance): ... from here.
12067 (function_arg_32, function_arg_64): Split out ...
12068 (function_arg): ... from here.
12069 (ix86_pass_by_reference): Tidy.
12070 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
12071 (function_value_32): New, from parts of ix86_function_value
12072 and ix86_value_regno.
12073 (function_value_64): New, from parts of ix86_function_value
12074 and ix86_libcall_value.
12075 (ix86_function_value_1): New.
12076 (ix86_function_value, ix86_libcall_value): Use it.
12077 (return_in_memory_32, return_in_memory_64): Split out ...
12078 (ix86_return_in_memory): ... from here.
12079 (ix86_struct_value_rtx): Skip for 64-bit.
12080 (ix86_libcall_value, ix86_value_regno): Remove.
12081 (setup_incoming_varargs_64): Split out ...
12082 (ix86_setup_incoming_varargs): ... from here.
12083 (ix86_va_start): Remove TARGET_DEBUG_ARG.
12084 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
12085 * config/i386/i386-protos.h (ix86_function_value): Remove.
12086 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
12088 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12091 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
12092 infinities not supported, otherwise emit warning if -Woverflow. On
12093 underflow, emit warning if -Woverflow.
12094 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
12096 * real.h (real_from_string): Update declaration
12098 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
12099 Richard Henderson <rth@redhat.com>
12101 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
12102 * calls.c (compute_argument_block_size, expand_call,
12103 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
12104 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
12105 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
12106 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
12107 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
12108 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
12109 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
12110 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
12113 2007-03-22 Joseph Myers <joseph@codesourcery.com>
12115 * c-incpath.c (add_sysroot_to_chain): New.
12116 (merge_include_chains): Add sysroot argument. Call
12117 add_sysroot_to_chain if sysrooted.
12118 (register_include_chains): Update call to merge_include_chains.
12119 * doc/cppopts.texi: Document use of '=' in include directory
12122 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
12124 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
12125 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
12126 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
12127 insn pattern using X87MODEF12 mode macro.
12129 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
12131 * regmove.c (regmove_optimize): Use reg_mentioned_p
12132 instead of reg_overlap_mentioned_p for DST.
12134 2007-03-21 Mike Stump <mrs@apple.com>
12136 * c.opt: Fixup for Objective-C/C++.
12138 2007-03-21 Steve Ellcey <sje@cup.hp.com>
12140 * explow.c (convert_memory_address): Fold memory reference when
12141 POINTERS_EXTEND_UNSIGNED < 0
12143 2007-03-21 Richard Henderson <rth@redhat.com>
12146 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
12147 * config/i386/mmintrin.h (__m64): Likewise.
12148 * config/i386/xmmintrin.h (__m128): Likewise.
12150 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12152 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
12153 (VXWORKS_OS_CPP_BUILTINS): Define.
12154 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
12155 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
12157 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12159 * rtl.h (constant_pool_reference_p): Delete.
12160 (find_constant_src): Declare.
12161 * rtlanal.c (find_constant_src): New function.
12162 * simplify-rtx.c (constant_pool_reference_p): Delete.
12163 * config/i386/i386.md: Use find_constant_src instead of
12164 constant_pool_reference_p/avoid_constant_pool_reference pairs.
12166 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12168 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
12169 * c-cppbuiltin.c (c_cpp_builtins): Define them.
12171 2007-03-20 Mark Mitchell <mark@codesourcery.com>
12173 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
12174 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
12175 (arm_elf_asm_constructor): Use it.
12176 (arm_elf_asm_destructor): New function.
12178 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
12180 * jump.c (mark_jump_label): Treat SEQUENCE specially.
12182 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
12184 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
12186 2007-03-19 Andrew Haley <aph@redhat.com>
12188 PR tree-optimization/31264
12189 * tree-vrp.c (register_edge_assert_for_1): Don't look though
12190 VIEW_CONVERT_EXPRs.
12192 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
12194 PR rtl-optimization/30907
12195 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
12196 (fwprop_init): Always call loop_optimizer_initialize.
12197 (fwprop_done): Always call loop_optimizer_finalize.
12198 (fwprop): We always have loop info now.
12199 (gate_fwprop_addr): Remove.
12200 (pass_fwprop_addr): Use gate_fwprop as gate.
12202 PR rtl-optimization/30841
12203 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
12204 df_chain_alloc): Call df_reorganize_refs unconditionally.
12205 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
12206 refs_organized to refs_organized_size.
12207 (df_ref_create_structure): Use refs_organized_size instead of
12208 bitmap_size if refs had been organized, and keep refs_organized_size
12210 * df.h (struct df_ref_info): Change refs_organized to
12211 refs_organized_size.
12212 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
12215 2007-03-19 Mark Mitchell <mark@codesourcery.com>
12217 * except.c (output_function_exception_table): Do not reference the
12218 EH personality routine for functions that do not require an
12221 2007-03-20 Jakub Jelinek <jakub@redhat.com>
12224 * c-typeck.c (convert_for_assignment): Call comptypes for
12225 RECORD_TYPE or UNION_TYPE.
12227 PR inline-asm/30505
12228 * reload1.c (reload): Do invalid ASM checking after
12229 cleanup_subreg_operands.
12231 2007-03-19 Jeff Law <law@redhat.com>
12233 * tree-cfg.c (find_taken_edge): Tighten conditions for
12234 optimizing computed gotos.
12236 2007-03-19 Michael Matz <matz@suse.de>
12238 * builtins.c (expand_builtin_sync_operation,
12239 expand_builtin_compare_and_swap,
12240 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
12243 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
12244 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
12247 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12249 * doc/tm.texi: Add brackets around the return type of
12250 TARGET_SECONDARY_RELOAD.
12252 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
12253 Richard Guenther <rguenther@suse.de>
12255 PR tree-optimization/31254
12256 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
12257 Use handled_component_p () where appropriate. Continue
12258 propagating into the rhs if we propagated into an INDIRECT_REF
12261 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12263 * config/s390/s390.md (op_type attribute): RRR instruction type added.
12264 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
12265 (xde, xdee): Mode attributes adjusted to support DFP modes.
12266 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
12267 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
12268 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
12269 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
12270 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
12271 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
12272 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
12274 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
12275 "movsf"): Insn definitions removed.
12276 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
12277 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
12278 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
12280 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
12281 "reload_in<mode>", "reload_out<mode>"): Expander added.
12282 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
12285 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12287 * config/s390/s390.md: Only non-functional changes. Renamed
12288 FPR mode macro to BFP all over the file.
12290 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12292 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
12293 (op_type attribute): RRF instruction type added.
12294 (fT0): New mode attribute.
12295 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
12296 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
12297 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
12298 instruction no secondary memory is needed when moving DFmode values
12299 between GPRs and FPRs.
12301 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12303 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
12304 inverted and documentation adjusted.
12305 ("mhard-dfp", "msoft-dfp"): New options.
12306 * config/s390/s390.c (s390_handle_arch_option): New architecture
12308 (override_options): Sanity checks for the new options added.
12309 * config.gcc: New architecture switch: z9-ec.
12310 * config/s390/s390.h (processor_flags): PF_DFP added.
12311 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
12312 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
12313 when the bit is NOT set so remove it from the defaults.
12315 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12317 * genemit.c (main): Print include statement for dfp.h.
12318 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
12321 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
12323 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
12325 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
12328 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
12329 instead of PATTERN.
12331 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12333 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
12334 attr_length_call, output_call, output_indirect_call): Cleanup
12335 formatting of targetm calls.
12337 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
12339 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
12341 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12343 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
12344 reservation, bypass and anti-bypass descriptions for these
12345 instructions. Update move patterns.
12346 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
12349 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
12351 * tree-vect-transform.c (get_initial_def_for_induction): Replace
12352 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
12353 (get_initial_def_for_reduction): Likewise.
12355 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
12357 Fix PR tree-optimization/29922
12358 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
12359 (get_representative): Removed.
12360 (value_dies_in_block_x): Update for rvuse removal.
12361 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
12362 (compute_antic_aux): Handle when PHI nodes appear in
12363 non-single-successors.
12364 (dump_bitmap_of_names): Removed.
12365 (compute_antic_safe): Renamed and removed rvuse calculation.
12366 Calculate only antic safe.
12367 (insert_into_preds_of_block): Remove assert.
12368 (execute_pre): Update for renamed functions.
12369 (defer_or_phi_translate_block): New function.
12371 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
12373 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
12374 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
12376 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
12377 Follow spelling conventions.
12379 * tree-data-ref.h: Remove the prototype for analyze_array.
12381 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
12383 PR tree-optimization/31041
12384 * tree-vect-transform.c (get_initial_def_for_induction): Call
12385 force_gimple_operand.
12387 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
12389 * ipa-type-escape.c (look_for_casts) : Revert code to use
12390 handled_component_p due to ada test a-numaux.adb.
12392 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
12394 * final.c (final_scan_insn): Alter the condition of a
12395 conditional trap if we have nonstandard CC.
12397 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12399 * configure.ac: Remove excess quoting from asm line 0 test.
12400 * configure: Rebuilt.
12402 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12404 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
12405 * c-common.c (convert_and_check): Move warning logic to...
12406 (warnings_for_convert_and_check): ...here. Define.
12407 * c-common.h (warnings_for_convert_and_check): Declare.
12409 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12411 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
12412 (output_call): Likewise.
12414 2007-03-16 Richard Sandiford <richard@codesourcery.com>
12416 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
12418 2007-03-16 Richard Sandiford <richard@codesourcery.com>
12420 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
12422 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
12424 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
12425 opteron, athlon-64 and athlon-fx processor_alias_table entries.
12427 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
12429 PR tree-optimization/31183
12430 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
12431 Use double_int instead of unsigned int for representing access_strides.
12432 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
12434 2007-03-16 Richard Guenther <rguenther@suse.de>
12436 PR tree-optimization/31146
12437 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
12438 to allow recursion of forward_propagate_addr_expr.
12439 (forward_propagate_addr_into_variable_array_index): Likewise.
12440 (forward_propagate_addr_expr): Likewise.
12441 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12442 (forward_propagate_addr_expr_1): Recurse on simple copies
12443 instead of propagating into them. Do so for useless conversions
12445 (forward_propagate_addr_expr): Clean up unused statements after
12448 2007-03-16 Richard Guenther <rguenther@suse.de>
12450 * builtins.c (expand_builtin_cexpi): Use the right argument
12451 for the expansion via cexp.
12453 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12455 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
12456 * configure: Rebuilt.
12458 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12461 * dwarf2out.c (force_type_die): Adjust comment.
12462 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
12464 2007-03-15 DJ Delorie <dj@redhat.com>
12466 * config/frv/predicates.md (minmax_operator): Don't check operands
12469 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
12471 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
12472 Update constant estimates of number of iterations.
12473 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
12474 argument renamed to "realistic".
12475 (compute_estimated_nb_iterations): Removed.
12476 (record_niter_bound): New function.
12477 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
12478 call record_nonwrapping_iv with upper = false.
12479 (infer_loop_bounds_from_signedness): Pass upper argument to
12480 record_nonwrapping_iv.
12481 (estimate_numbers_of_iterations_loop): Do not call
12482 compute_estimated_nb_iterations. Record estimate based on profile
12483 information. Initialize the constant estimates of number of
12485 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
12487 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
12488 number of iterations is too small.
12489 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
12490 (EST_NOT_AVAILABLE): Removed.
12491 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
12492 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
12495 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
12497 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
12498 Handle NE_EXPR guards.
12500 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12503 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
12504 Set also -pedantic-errors by default for the preprocessor unless
12505 -fpermissive is given.
12507 2007-03-15 Richard Guenther <rguenther@suse.de>
12509 PR middle-end/29719
12510 PR middle-end/31161
12511 * builtins.c (expand_builtin_cexpi): As a fallback if we
12512 don't have builtins for sincos or cexp create a function
12513 declaration for cexp and expand to a call to that.
12514 (expand_builtin_int_roundingfn): Always fall
12515 back to floor/ceil and its variants even if they may be
12518 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
12520 PR middle-end/31159
12521 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
12522 jump tables, move the call to delete_dead_jumptables from here...
12523 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
12524 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
12525 don't allow merging of blocks that try_redirect_by_replacing_jump
12526 also does not handle when not optimizing.
12528 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
12529 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12531 * config/i386/i386.md (x86_sahf_1): Correctly handle
12534 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
12537 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
12538 x86_64_general_operand as operand[2] predicate. Remove "iF"
12539 from operand constraints and use "e" constraint instead.
12540 (*subti3_1, *subti3_1 splitter): Ditto.
12541 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
12542 operand[1] predicate.
12544 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
12546 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
12547 arrays, multiply the access strides by the size of the sub-array.
12548 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
12550 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
12552 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
12553 the configured assembler supports the sahf mnemonic.
12554 * configure: Regenerate.
12555 * config.in: Regenerate.
12557 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
12558 emit "sahf" or ".byte\t0x9e" as asm template.
12560 2007-03-14 Michael Meissner <michael.meissner@amd.com>
12563 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
12564 option to replace hard coded TARGET_xxx in md file.
12565 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
12566 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
12567 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
12568 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
12569 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
12570 (X86_TUNE_NOT_VECTORMODE): Ditto.
12571 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
12572 (TUNE_AVOID_VECTOR_DECODE): Ditto.
12573 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
12574 (TUNE_SLOW_IMUL_IMM8): Ditto.
12575 (TUNE_MOVE_M1_VIA_OR): Ditto.
12576 (TUNE_NOT_UNPAIRABLE): Ditto.
12577 (TUNE_NOT_VECTORMODE): Ditto.
12579 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
12582 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
12583 tuning options instead of hard coded TARGET_xxx.
12584 (fix ssemode peephole2's): Ditto.
12585 (imul peephole2's): Ditto.
12587 (movdi_or_rex64): Ditto.
12588 (move peephole2): Ditto.
12589 (not peephole2's): Ditto.
12591 2007-03-14 Dirk Mueller <dmueller@suse.de>
12593 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
12594 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
12595 * c-parser.c (c_parser_if_body): Always add an empty statement in case
12597 * c-parser.c (c_parser_do_statement): Warn about empty body in
12598 do/while statement.
12599 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
12600 * doc/invoke.texi (-Wempty-body): Update documentation.
12602 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12605 * c-common.h (warn_for_div_by_zero): Declare.
12606 * c-common.c (warn_for_div_by_zero): Define.
12607 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
12610 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12612 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
12613 to PREFIX and STANDARD_PREFIX.
12615 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12616 Phil Edwards <phil@codesourcery.com>
12618 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
12619 (__gthread_once_t): Remove busy field for RTPs.
12620 (__GTHREAD_ONCE_INIT): Update accordingly.
12622 2007-03-14 Richard Sandiford <richard@codesourcery.com>
12624 * doc/invoke.texi: Document VxWorks options.
12626 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
12628 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
12630 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
12632 PR tree-optimization/30590
12633 * tree-nrv.c (tree_nrv): Check for the partial update of the
12636 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
12638 * flags.h (flag_random_seed): Remove declaration, in favor of...
12639 * toplev.h (get_random_seed, set_random_seed): ... these.
12640 * tree.c (get_file_function_name): Use the former.
12641 * opts.c (common_handle_option): Use the latter.
12644 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
12646 PR middle-end/31127
12647 * cse.c (cse_find_path): Do not bail out if a basic block that
12648 we already visited now becomes part of a path that starts at a
12649 different basic block. Just disallow this, to make sure we
12650 visit each basic block at most once.
12652 2007-03-13 Jan Hubicka <jh@suse.cz>
12654 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
12655 attributes, when profile esitmate is present, calls with very low
12656 frequency are cold.
12658 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
12660 PR tree-optimization/30730
12661 PR tree-optimization/26900
12662 * tree-ssa-loop-niter.c: Include gmp.h.
12663 (bounds): New type.
12664 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
12665 split_to_var_and_offset, determine_value_range,
12666 bound_difference_of_offsetted_base, refine_bounds_using_guard,
12667 bound_difference, bounds_add, bounds_negate,
12668 number_of_iterations_ne_max, dump_affine_iv): New functions.
12669 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
12670 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
12671 difference of initial and final value of control iv to validate
12673 (number_of_iterations_cond): Add loop parameter. Determine bounds
12674 on the difference of the extremes of the control iv. Add dumps.
12675 (expand_simple_operations): Handle phi nodes.
12676 (simplify_using_initial_conditions): Do not record used conditions.
12677 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
12678 Do not set additional_info.
12679 (implies_nonnegative_p, implies_ge_p): Removed.
12680 (derive_constant_upper_bound): Do not use parameter `additional'.
12681 (record_estimate): Parameter `additional' removed. Parameter
12682 `i_bound' added. Do not call derive_constant_upper_bound.
12683 (record_nonwrapping_iv): Use derive_constant_upper_bound to
12684 bound the number of iterations estimate.
12685 (estimate_numbers_of_iterations_loop): Pass the estimate from
12686 the number of iterations analysis to record_estimate.
12687 * tree.h (multiple_of_p): Declare.
12688 * tree-scalar-evolution.c (expression_expensive_p): Removed.
12689 (scev_const_prop): Do not check expression_expensive_p.
12690 * fold-const.c (multiple_of_p): Exported.
12691 * double-int.c (double_int_mask): Exported.
12692 * double-int.h (double_int_mask): Declare.
12693 * tree-flow.h (struct tree_niter_desc): Removed additional_info
12694 field. Added max field.
12696 2007-03-13 David Taylor <taylor@candd.org>
12699 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
12702 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12705 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
12706 two unamed patterns.
12708 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
12710 * config/i386/i386.opt (mcx16, msahf): New options.
12711 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
12712 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
12714 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
12715 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
12716 Output -mcx16 and -msahf options when corresponding bit is set.
12718 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
12719 and -msahf options.
12721 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
12723 * configure.ac: Test for assembler tolerance to # 0 "".
12724 * configure, config.in: Rebuilt.
12725 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
12727 2007-03-13 Geoffrey Keating <geoffk@apple.com>
12729 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
12731 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
12732 (handle_syscall): Handle direct system calls.
12733 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
12735 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
12737 * doc/invoke.texi: Fix cpp.info cross-reference.
12738 * doc/passes.texi: Fix gcc.info cross-reference.
12740 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
12742 PR tree-optimization/30835
12743 * lambda-code.c (can_convert_to_perfect_nest): Check whether
12744 bb_for_stmt is not NULL before accessing it.
12746 2007-03-12 Joseph Myers <joseph@codesourcery.com>
12748 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
12751 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
12754 * doc/install.texi: Document --enable-stage1-languages
12756 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
12758 * tree-pass.h (pass_into_cfg_layout_mode,
12759 pass_outof_cfg_layout_mode): Declare.
12760 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
12761 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
12762 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
12763 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
12765 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
12767 * c-decl.c (warn_variable_length_array): New function.
12768 Refactored from grokdeclarator to handle warn_vla
12769 and handle unnamed array case.
12770 (grokdeclarator): Refactored VLA warning case.
12771 * c.opt (Wvla): New flag.
12772 * doc/invoke.texi (Wvla): New warning.
12774 2007-03-12 Richard Henderson <rth@redhat.com>
12776 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
12777 (TARGET_SECTION_TYPE_FLAGS): New.
12779 2007-03-12 Richard Henderson <rth@redhat.com>
12781 * config/darwin.c (machopic_reloc_rw_mask): New.
12782 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
12783 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
12785 2007-03-12 Mark Mitchell <mark@codesourcery.com>
12787 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
12788 * cppdefault.h (cpp_PREFIX): Document.
12789 (cpp_PREFIX_len): Likewise.
12790 (cpp_EXEC_PREFIX): New variable.
12791 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
12792 * c-incpath.c (add_standard_paths): Correct logic for relocating
12793 paths within prefix.
12795 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
12797 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
12798 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
12800 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
12801 fix_truncdfdi_sse using SSEMODEF mode macro.
12802 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
12803 fix_truncdfsi_sse using SSEMODEF mode macro.
12804 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
12805 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
12807 2007-03-12 Richard Sandiford <richard@codesourcery.com>
12809 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
12810 elfos.h to tm_file.
12812 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
12814 * tree.h : Add multiple_of_p declaration.
12815 * fold-const.c (multiple_of_p): Make multiple_of_p public.
12816 * ipa-type-escape.c (results_of_malloc): Redundant.
12817 (visited_stmts): New. Visited stmt for walk_use_def_chains.
12818 (cast_type): Extended with new members.
12819 (check_cast): Returns cast_type.
12820 (cast): New structure for data of walk_use_def_chains.
12821 (is_malloc_result, is_cast_from_non_pointer_1,
12822 is_cast_from_non_pointer,
12823 is_array_access_through_pointer_and_index): New functions.
12824 (look_for_casts): Returns cast types.
12825 (check_call): Returns void.
12826 (okay_pointer_operation): Use support of pointer plus index,
12827 pointer plus constant and allow all multiplications.
12829 2007-03-11 Richard Guenther <rguenther@suse.de>
12831 PR tree-optimization/31115
12832 * tree-vrp.c (extract_range_from_binary_expr): Make sure
12833 the shift count is positive and non-anti-range for RSHIFT_EXPR.
12834 A shift count of zero is not special as with *_DIV_EXPR.
12835 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
12838 2007-03-11 Ian Lance Taylor <iant@google.com>
12840 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
12841 the *_DIV_EXPR codes correctly with overflow infinities.
12843 2007-03-11 Ira Rosen <irar@il.ibm.com>
12845 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
12846 indicate success/failure of the analysis. Add negation to subtrahend
12847 in case of subtraction. Fail if both operands contain constants.
12848 (create_data_ref): Fail if analyze_offset fails.
12850 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
12852 * config/i386/i386.md (frndintxf2): Rename to ...
12853 (rintxf2): ... this. Remove expander having same name.
12854 (rintsf2, rintdf2): Implement using SSEMODEF macro.
12855 (roundsf2, rounddf2): Ditto.
12856 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
12857 (lround<mode>di2, lround<mode>si2): Ditto.
12859 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
12861 * lower-subreg.c: Include except.h.
12862 (decompose_multiword_subregs): Verify that the only control flow
12863 insns we can split are loads to multi-words pseudos.
12864 Handle breaking such blocks after splitting, instead of calling
12865 find_many_sub_basic_blocks.
12867 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
12868 on the new basic block. Add a lengthy comment explaining why we
12869 thought this was necessary.
12870 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
12872 2007-03-10 Mark Mitchell <mark@codesourcery.com>
12875 * tree.c (walk_type_fields): Recurse into the element type of
12876 ARRAY_TYPEs if there is a pointer set.
12878 2007-03-10 Dirk Mueller <dmueller@suse.de>
12880 * c-common.c (warn_logical_operator): Fix condition.
12882 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
12884 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
12886 * config/darwin.c (machopic_select_section): Remove superfluous
12887 argument in call to categorize_decl_for_section. Remove unused
12890 2007-03-10 Joseph Myers <joseph@codesourcery.com>
12892 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
12894 * configure: Regenerate.
12896 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
12899 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
12900 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
12901 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
12902 Add LABEL_NUSES to emitted label.
12903 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
12904 branch probability value to emitted jump insn.
12905 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
12906 Do not check life information and do not re-arrange input operands
12907 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
12909 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
12911 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
12912 the change of decode_asm_operands.
12914 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
12916 * mode-switching.c (create_pre_exit): Skip blockage insn.
12918 2007-03-09 Diego Novillo <dnovillo@redhat.com>
12920 * tree-pass.h (TODO_update_smt_usage): Remove.
12922 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
12926 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12928 * pa.c (attr_length_call): Revise condition for long
12929 pc-relative branch.
12930 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
12931 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
12932 sequence on SOM target.
12934 2007-03-09 Geoffrey Keating <geoffk@apple.com>
12936 * gcc.c: Document %{, in big comment at top.
12937 (input_suffix_matches): Remove special handling for .s and
12939 (input_spec_matches): New.
12940 (handle_braces): Handle %{,.
12941 (validate_switches): ',' indicates a value which is not a switch.
12942 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
12943 to detect assembler input.
12944 * config/i386/sol2.h (CPP_SPEC): Likewise.
12945 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
12946 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12947 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
12948 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
12949 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
12950 -m64 causes deployment target to default to 10.5.
12951 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
12953 2007-03-09 Richard Henderson <rth@redhat.com>
12956 * target.h (targetm.asm.out.reloc_rw_mask): New.
12957 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
12958 (TARGET_ASM_OUT): Use it.
12959 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
12960 * varasm.c (categorize_decl_for_section): Remove shlib argument;
12961 use the new reloc_rw_mask target hook instead.
12962 (default_section_type_flags_1): Merge into...
12963 (default_section_type_flags): ... here.
12964 (decl_readonly_section_1): Merge into...
12965 (decl_readonly_section): ... here.
12966 (default_elf_select_section_1): Merge into...
12967 (default_elf_select_section): ... here.
12968 (default_unique_section_1): Merge into...
12969 (default_unique_section): ... here.
12970 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
12971 (default_select_rtx_section): Use it.
12972 (default_elf_select_rtx_section): Likewise.
12973 * output.h: Update to match.
12974 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
12975 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
12976 (TARGET_ASM_RELOC_RW_MASK): New.
12977 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
12978 to categorize_decl_for_section.
12979 (x86_64_elf_unique_section): Likewise.
12980 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
12981 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
12982 (TARGET_ASM_RELOC_RW_MASK): New.
12983 * config/ia64/ia64.c (ia64_rwreloc_select_section,
12984 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
12985 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
12986 (TARGET_RWRELOC): Remove.
12987 (ia64_section_type_flags): Adjust call to default_section_type_flags.
12988 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
12989 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
12990 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
12991 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
12992 (rs6000_xcoff_select_section): Use decl_readonly_section.
12993 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
12994 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
12995 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
12996 (TARGET_SECTION_TYPE_FLAGS): Remove.
12997 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
12999 2007-03-09 Roger Sayle <roger@eyesopen.com>
13001 * fold-const.c (fold_comparison): Remove compile-time evaluation of
13002 complex constant equality/inequality comparisons for here.
13003 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
13004 known at compile-time or can be simplified to a scalar comparison.
13005 (fold_relational_const): Move compile-time evaluation of complex
13006 constant equality/inequality comparisons to here.
13008 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13010 PR rtl-optimization/30643
13011 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
13013 (fold_rtx): Recurse, like before 2006-11-03.
13015 2007-03-09 DJ Delorie <dj@redhat.com>
13017 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
13020 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
13022 PR tree-optimization/30375
13023 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
13024 LHS of statements is not the same.
13025 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
13027 2007-03-09 Chao-ying Fu <fu@mips.com>
13029 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
13031 * doc/invoke.texi (-mdspr2): Document new option.
13032 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
13033 New unspec for DSP REV 2.
13034 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
13035 these instructions are extended in DSP REV 2.
13036 (mips-dspr2.md): Include.
13037 * config/mips/mips.opt (mdspr2): New option.
13038 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
13039 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
13040 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
13041 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
13042 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
13043 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
13044 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
13046 (bdesc_map): Add one field of unsupported_target_flags.
13047 (bdesc_arrays): Update entries to have extra fields. Add
13049 (mips_init_builtins): Initialize new function types.
13050 Check unsupported_target_fileds to filter out builtins.
13051 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
13053 (ASM_SPEC): Pass mdspr2 to the assembler.
13054 * config/mips/mips-dspr2.md: New file.
13056 2007-03-09 Sa Liu <saliu@de.ibm.com>
13058 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
13060 2007-03-09 Ian Lance Taylor <iant@google.com>
13062 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
13063 argument) like -Wstrict-overflow=2.
13064 * doc/invoke.texi (Warning Options): Update documentation.
13066 2007-03-09 Dirk Mueller <dmueller@suse.de>
13069 * doc/invoke.texi (-Wlogical-op): Document.
13070 * common.opt (-Wlogical-op): New.
13071 * c-common.h (warn_logical_operator): Declare.
13072 * c-common.c (warn_logical_operator): Define.
13073 * c-typeck.c (parser_build_binary_op): Call
13074 warn_logical_operator.
13076 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13078 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
13079 * final.c (final_scan_insn): Test for non-"" file name.
13081 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
13083 * doc/loop.texi: Document the Omega linear constraints solver.
13084 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
13085 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
13086 omega-hash-table-size, omega-max-keys, and
13087 omega-eliminate-redundant-constraints.
13088 * tree-pass.h (pass_check_data_deps): Declared.
13091 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
13092 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
13093 pass_check_data_deps): New.
13094 * tree-data-ref.c (init_data_ref): Remove declaration.
13095 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
13096 (analyze_array): Renamed init_array_ref, move up initializations.
13097 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
13098 Removed arguments that are set to NULL.
13099 (analyze_indirect_ref): Correct indentation, correct call to
13101 (object_analysis): Call init_array_ref instead of analyze_array.
13102 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
13103 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
13104 of DR_ACCESS_FNS_ADDR.
13105 (init_omega_eq_with_af, omega_extract_distance_vectors,
13106 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
13107 ddr_consistent_p): New.
13108 (compute_affine_dependence): Check consistency of ddrs when
13109 flag_check_data_deps is passed.
13110 (analyze_all_data_dependences): Uncomment.
13111 (tree_check_data_deps): New.
13112 * tree-data-ref.h: Include omega.h.
13113 (DR_ACCESS_FNS_ADDR): Removed.
13114 (data_dependence_relation): Add inner_loop.
13115 (DDR_INNER_LOOP): New.
13116 * common.opt (fcheck-data-deps): New.
13117 * tree-flow.h (tree_check_data_deps): Declare.
13118 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
13119 (OBJS-common): Depend on omega.o.
13121 * passes.c (pass_check_data_deps): Scheduled.
13122 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
13123 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
13124 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
13125 PARAM_VECT_MAX_VERSION_CHECKS,
13126 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
13128 2007-03-09 Richard Guenther <rguenther@suse.de>
13130 PR tree-optimization/30904
13131 PR middle-end/31058
13132 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
13133 the same way as *_DIV_EXPR.
13135 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13137 * recog.c (decode_asm_operands): No mixed declarations and code.
13139 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13141 * rtl.def (ASM_INPUT): Add location.
13142 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
13143 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
13144 (decode_asm_operands): Add loc operand.
13145 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
13146 * stmt.c (expand_asm): Rename to...
13147 (expand_asm_loc): ... this. Add locus argument. Pass it on to
13148 gen_rtx_ASM_INPUT_loc.
13149 (expand_asm_expr): Adjust.
13150 * recog.c (decode_asm_operands): Add loc operand.
13151 (check_asm_operands, extract_insn): Adjust.
13152 * reload1.c (maybe_fix_stack_asms): Likewise.
13153 * final.c (asm_insn_count): Likewise.
13154 (final_scan_insn): Output # line before and after asm.
13156 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
13158 * tree-ssa-structalias.c (variable_info): Remove
13160 (new_var_info): Ditto.
13161 (shared_bitmap_info_t): New structure.
13162 (shared_bitmap_table): New variable.
13163 (shared_bitmap_hash): New function.
13164 (shared_bitmap_eq): Ditto
13165 (shared_bitmap_lookup): Ditto.
13166 (shared_bitmap_add): Ditto.
13167 (merge_smts_into): Change to take bitmap directly.
13168 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
13169 (init_alias_vars): Init shared bitmap hashtable.
13170 (delete_points_to_sets): Delete shared bitmap hashtable.
13171 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
13172 is_aliased removal as a change that was still necessary was
13175 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
13177 * config/i386/i386.h (override_options): Conditionally disable
13178 x86_sahf for 64bit targets only.
13180 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13183 * c-decl.c (merge_decls): Don't call make_var_volatile.
13184 * varasm.c (make_var_volatile): Remove.
13185 * output.h (make_var_volatile): Remove.
13187 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
13189 PR tree-optimization/31085
13190 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
13192 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13194 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
13195 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
13196 ATTR_CONST_NOTHROW_LIST.
13198 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13201 2007-03-08 Diego Novillo <dnovillo@redhat.com>
13203 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
13205 2007-03-08 Geoffrey Keating <geoffk@apple.com>
13208 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
13210 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
13211 passed, use shared libgcc.
13213 2007-03-08 Roger Sayle <roger@eyesopen.com>
13215 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
13216 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13217 (honor_protect_cleanup_actions, lower_try_finally_switch):
13219 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
13220 ifc_temp_var): Likewise.
13221 * tree-inline.c (setup_one_parameter): Likewise.
13222 * tree-mudflap.c (mf_decl_cache_locals,
13223 mf_build_check_statement_for): Likewise.
13224 * tree-nested.c (init_tmp_var, save_tmp_var,
13225 finalize_nesting_tree_1): Likewise.
13226 * tree-outof-ssa.c (insert_copy_on_edge,
13227 insert_backedge_copies): Likewise.
13228 * tree-profile.c (tree_gen_edge_profiler,
13229 tree_gen_ic_profiler): Likewise.
13230 * tree-scalar-evolution.c (scev_const_prop): Likewise.
13231 * tree-sra.c (sra_build_assignment): Likewise.
13232 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
13233 * tree-ssa-math-opts.c (insert_reciprocals,
13234 execute_cse_sincos_1): Likewise.
13235 * tree-tailcall.c (adjust_accumulator_values,
13236 adjust_return_value): Likewise.
13237 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
13238 * tree-vect-transform.c (vect_create_data_ref_ptr,
13239 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
13240 vect_create_epilog_for_reduction, vectorizable_reduction,
13241 vectorizable_call, vectorizable_conversion,
13242 vectorizable_assignment, vectorizable_operation,
13243 vectorizable_type_demotion, vect_gen_widened_results_half,
13244 vect_permute_store_chain, vectorizable_store,
13245 vect_setup_realignment, vect_permute_load_chain,
13246 vectorizable_load, vectorizable_condition,
13247 vect_create_cond_for_align_checks): Likewise.
13248 * tree-vrp.c (build_assert_expr_for): Likewise.
13250 2007-03-08 Ian Lance Taylor <iant@google.com>
13252 * tree-vrp.c: Include "intl.h".
13253 (usable_range_p): New static function.
13254 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
13255 overflowed values, juts set *strict_overflow_p.
13256 (compare_values): Only return -2 if one of the operands is not a
13258 (compare_ranges): Call usable_range_p.
13259 (compare_range_with_value): Likewise.
13260 (vrp_evaluate_conditional_warnv): Rename from
13261 vrp_evaluate_conditional. Make static. Change all callers.
13262 (vrp_evaluate_conditional): New function.
13263 (simplify_div_or_mod_using_ranges): Issue warning about reliance
13264 on signed overflow.
13265 (simplify_abs_using_ranges): Likewise.
13266 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
13267 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
13268 within_stmt parameter.
13269 * tree-ssa-propagate.c (fold_predicate_in): Update call to
13270 vrp_evaluate_conditional.
13271 * tree-ssa-threadedge.c
13272 (record_temporary_equivalences_from_stmts_at_dest): Change
13273 simplify parameter to take a second tree parameter.
13274 (simplify_control_stmt_condition): Likewise.
13275 (thread_across_edge): Likewise.
13276 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
13277 (thread_across_edge): Likewise.
13278 * Makefile.in (tree-vrp.o): Depend upon intl.h.
13280 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
13282 * config/i386/i386.h (TARGET_SAHF): New define.
13283 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
13284 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
13285 (x86_sahf): New global variable.
13286 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
13287 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
13288 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
13289 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
13291 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
13292 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
13293 when expanding fcomi/sahf based tests.
13294 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
13295 expanding sahf based alternative. Emit sahf based sequence when
13296 optimizing for code size.
13297 * config/i386/i386.md (x86_sahf_1): Do not disable for
13298 TARGET_64BIT, enable for TARGET_SAHF.
13300 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
13302 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
13303 spurious whitespace from error message.
13305 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
13308 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
13310 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
13312 * c-decl.c (grokdeclarator): Disable warnings for anonymous
13314 * tree-sra.c (instantiate_element): Propagate disabled warnings
13315 from the element itself to the created variable.
13317 2007-03-07 Richard Henderson <rth@redhat.com>
13320 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
13321 silently fix up the stack in the case of a missing register.
13323 2007-03-07 Paul Brook <paul@codesourcery.com>
13325 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
13327 2007-03-07 Joseph Myers <joseph@codesourcery.com>
13329 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
13331 (phase1_vrs): Use them.
13332 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
13333 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
13334 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
13335 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
13336 __gnu_Unwind_Restore_WMMXC if required.
13337 (_Unwind_VRS_Pop): Implement iWMMXt support.
13338 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
13339 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
13340 gnu_Unwind_Save_WMMXC): Define.
13342 2007-03-07 Richard Sandiford <richard@codesourcery.com>
13344 * config/vxworks.h (vxworks_override_options): Declare.
13345 (VXWORKS_OVERRIDE_OPTIONS): Use it.
13346 * config/vxworks.c: Include target.h and toplev.h.
13347 (vxworks_override_options): New function.
13348 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
13350 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
13352 * config/s390/s390.c (override_options): Don't emit an error when
13353 -mstack-size is used without providing -mstack-guard.
13354 (s390_emit_prologue): Choose stack_guard value automatically if not
13355 provided via command line.
13356 * doc/invoke.texi: Adjust description of -mstack-guard and
13359 2007-03-07 Richard Sandiford <richard@codesourcery.com>
13361 * config/i386/i386.c (output_set_got): Add a GOT initialization
13362 sequence for VxWorks PIC.
13363 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
13364 around labels as well as symbols. Use gotoff_operand instead
13365 of local_symbolic_operand.
13366 (legitimize_pic_address): Use gotoff_operand instead of
13367 local_symbolic_operand. Use @GOT accesses for labels as
13369 (ix86_output_addr_diff_elt): Use PC-relative rather than
13370 GP-relative offsets for VxWorks PIC.
13371 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
13372 no_new_pseudos. Check whether the returned register is op0.
13373 * config/i386/i386.md (tablejump): Use PC-relative rather than
13374 GP-relative offsets for VxWorks PIC.
13375 * config/i386/predicates.md (gotoff_operand): New predicate.
13377 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13379 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
13381 * config/vxworks-dummy.h: New file.
13382 * config/i386/i386.h: Include it.
13384 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
13386 * dwarf2out.c (is_inlined_entry_point): New
13387 (add_high_low_attributes): Emit DW_AT_entry_pc along with
13388 DW_AT_ranges if the first subblock is the entry point.
13390 2007-03-06 David Daney <ddaney@avtrex.com>
13392 * doc/install.texi (mips-*-*): Change recommended binutils
13395 2007-03-06 Anatoly Sokolov <aesok@post.ru>
13397 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
13398 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
13400 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13401 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13403 2007-03-06 Jan Hubicka <jh@suse.cz>
13405 * errors.h (warning, error, fatal, internal_error): Mark as cold.
13406 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
13408 (probably_cold_bb_p): Cold functions are cold.
13409 (probably_never_executed_bb_p): Cold functions are cold.
13410 (tree_bb_level_predictions): Predict calls to cold functions as not
13412 (compute_function_frequency): Check hot/cold attributes.
13413 * function.h (function_frequency): Update comments.
13414 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
13415 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
13416 (c_common_att): Add cold and hot.
13418 * doc/extend.texi (hot,cold attributes): Document.
13420 2007-03-06 Andrew Haley <aph@redhat.com>
13422 * function.c (expand_function_end): Move blockage to just after we
13423 emit the label for the naked return from the function.
13425 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13427 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
13430 2007-03-06 Jan Hubicka <jh@suse.cz>
13432 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
13433 loaded for constant large models. Non-large 64bit PIC can do.
13434 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
13435 * cmodel.h: Add LARGE PIC.
13436 * i386.md (UNSPEC_PLTOFF): New.
13437 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
13439 (*call_1_rex64): Disable for large models.
13440 (*call_1_rex64_large): New.
13441 (*call_value_1_rex64): Disable for large models.
13442 (*call_value_1_rex64_large): New.
13443 (set_rip_rex4): New.
13444 (set_got_offset_rex64): New.
13445 * predicates.md (constant_call_address_operand): For large model
13446 constant calls are not possible.
13447 * i386-protos.h (construct_plt_address): Declare.
13448 * i386.c (override_options): Accept large models.
13449 (ix86_expand_prologue): Expand large PIC GOT pointer load.
13450 (legitimate_constant_p): Add new UNSPECs.
13451 (legitimate_pic_operand_p): Likewise.
13452 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
13453 (legitimize_pic_address): Do easy RIP relative way for TLS only for
13455 (output_pic_addr_const): Add PLTOFF.
13456 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
13457 (ix86_expand_move): Legitimize pic address when in PIC mode.
13458 (construct_plt_address): New function.
13459 (ix86_expand_call): Offload the address to register and use GOT
13460 pointer for large model.
13461 * invoke.texi (mcmodel=large): Update documentation.
13463 2007-03-06 Richard Henderson <rth@redhat.com>
13465 * config/i386/i386.c (x86_use_leave, x86_push_memory,
13466 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
13467 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
13468 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
13469 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
13470 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
13471 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
13472 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
13473 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
13474 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
13475 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13476 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
13477 x86_sse_partial_reg_dependency, x86_sse_split_regs,
13478 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
13479 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
13480 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
13481 x86_schedule, x86_use_bt, x86_pad_returns,
13482 x86_use_xchgb): Merge into ...
13483 (ix86_tune_features): ... here. New array.
13484 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
13485 x86_bswap): Merge into ...
13486 (ix86_arch_features): ... here. New array.
13487 (x86_3dnow_a): Remove.
13488 (x86_accumulate_outgoing_args): Make static.
13489 (x86_arch_always_fancy_math_387): Make static.
13490 (ix86_tune_mask, ix86_arch_mask): Move ...
13491 (override_options): ... to local variables here. Apply the
13492 appropriate mask to each element of ix86_arch_features and
13493 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
13494 as were done in the old macros.
13495 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
13496 * config/i386/i386.h (x86_use_leave, x86_push_memory,
13497 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
13498 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
13499 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
13500 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
13501 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
13502 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
13503 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
13504 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
13505 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
13506 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13507 x86_accumulate_outgoing_args, x86_prologue_using_move,
13508 x86_epilogue_using_move, x86_decompose_lea,
13509 x86_arch_always_fancy_math_387, x86_shift1,
13510 x86_sse_partial_reg_dependency, x86_sse_split_regs,
13511 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
13512 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
13513 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
13514 x86_use_incdec, x86_pad_returns, x86_bswap,
13515 x86_partial_flag_reg_stall): Remove.
13516 (enum ix86_tune_indices): New.
13517 (ix86_tune_features): New.
13518 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
13519 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
13520 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
13521 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
13522 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
13523 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
13524 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
13525 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
13526 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
13527 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
13528 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
13529 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
13530 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
13531 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
13532 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
13533 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
13534 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
13535 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
13536 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
13537 TARGET_EXT_80387_CONSTANTS): Use it.
13538 (enum ix86_arch_indices): New.
13539 (ix86_arch_features): New.
13540 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
13541 TARGET_BSWAP): Use it.
13542 (ix86_tune_mask, ix86_arch_mask): Remove.
13544 2007-03-06 Joseph Myers <joseph@codesourcery.com>
13547 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
13548 Define using $${sysroot_headers_suffix}.
13549 * configure: Regenerate.
13550 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
13551 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
13553 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
13554 * gcc.c (print_sysroot_headers_suffix): New.
13555 (option_map): Include --print-sysroot-headers-suffix.
13556 (display_help): Mention -print-sysroot-headers-suffix.
13557 (process_command): Handle -print-sysroot-headers-suffix.
13558 (do_spec_1): Append multilib directory to include-fixed path if
13559 sysroot suffixes in use.
13560 (main): Handle -print-sysroot-headers-suffix.
13561 * Makefile.in (start.encap): Don't depend on xlimits.h
13562 (xlimits.h): Remove.
13563 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
13564 limits.h for each multilib in fixinc_list.
13565 (fixinc_list, s-fixinc_list): New.
13566 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
13567 generate them for each multilib in fixinc_list.
13568 (stmp-fixproto): Use include-fixed. Run fixproto for each
13569 multilib in fixinc_list.
13570 (mostlyclean): Don't remove xlimits.h.
13571 (clean): Remove include-fixed.
13572 (real-install-headers-tar, real-install-headers-cpio,
13573 real-install-headers-cp): Don't copy include, only include-fixed.
13574 (install-mkheaders): Depend on fixinc_list. Don't depend on
13575 xlimits.h. Save limits.h files for each multilib in fixinc_list.
13576 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
13577 SYSTEM_HEADER_DIR setting in mkheaders.conf.
13579 2007-03-06 Jan Hubicka <jh@suse.cz>
13581 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
13584 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13586 * configure.ac: Allow tm_file to contain build-directory files.
13587 * configure: Regenerate.
13588 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
13589 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
13590 * config/m68k/print-sysroot-suffix.sh: New file.
13592 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13594 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
13595 of pic_offset_table_rtx if reload_completed.
13596 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
13597 PIC_OFFSET_TABLE_REGNUM.
13598 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
13600 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
13601 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
13603 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13605 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
13606 functions that call eh_return.
13608 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13610 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
13611 functions that need a constant pool.
13613 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13616 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
13617 (m68k_preferred_reload_class): Likewise.
13618 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
13619 (SECONDARY_RELOAD_CLASS): Define.
13620 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
13621 (LIMIT_RELOAD_CLASS): Delete.
13622 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
13623 registers from storing bytes.
13624 (m68k_secondary_reload_class): New function.
13625 (m68k_preferred_reload_class): Likewise.
13627 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13629 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
13631 (m68k_expand_prologue): Likewise.
13633 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13635 * config/m68k/m68k-protos.h (output_sibcall): Declare.
13636 (mips_expand_epilogue): Add a bool parameter.
13637 (m68k_legitimize_sibcall_address): Declare.
13638 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
13639 (m68k_expand_epilogue): Add a parameter to select between sibling
13640 and normal epilogues. Only generate a return for the latter.
13641 (m68k_ok_for_sibcall_p): New function.
13642 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
13643 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
13644 (sibcall_value, *sibcall_value): Likewise.
13645 (*call, *call_value): Require !SIBLING_CALL_P.
13646 (epilogue): Update call to m68k_expand_epilogue.
13647 (sibcall_epilogue): New pattern.
13648 * config/m68k/predicates.md (const_call_operand): Say that this
13649 predicate applies to sibling calls too.
13650 (sibcall_operand): New predicate.
13652 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13654 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
13655 alternatives as movsi_cf.
13656 (movsf_cf_hard): Add commentary.
13658 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
13659 Richard Sandiford <richard@codesourcery.com>
13661 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
13662 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
13663 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
13664 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
13665 as being live on exit from an interrupt function.
13666 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
13667 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
13668 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
13669 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
13670 (m68k_interrupt_function_p): Globalize.
13671 (m68k_compute_frame_layout): Remove reverse mask code.
13672 (m68k_emit_movem, m68k_set_frame_related): New functions.
13673 (m68k_output_function_prologue): Delete in favor of...
13674 (m68k_expand_prologue): ...this new function.
13675 (m68k_output_function_epilogue): Delete in favor of...
13676 (m68k_expand_epilogue): ...this new function.
13677 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
13679 (print_operand): Handle %?.
13680 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
13681 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
13682 (prologue, epilogue): New patterns.
13683 (return): Turn into a define_expand.
13684 (*return): New pattern, derived from old "return" pattern. Use rte
13685 rather than rts for interrupt functions. Only use rtd if the pop
13687 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
13688 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
13689 (link, *link, unlink, *unlink, load_got): Likewise.
13691 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13695 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
13696 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
13697 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
13698 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
13699 and m68k_matches_u_p.
13700 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
13701 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
13702 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
13703 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
13704 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
13705 (REG_STRICT_P): New macro.
13706 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
13707 PCREL_GENERAL_OPERAND_OK.
13708 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
13709 m68k_legitimate_base_reg_p.
13710 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
13711 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
13712 (PIC_CASE_VECTOR_ADDRESS): Update comment.
13713 * config/m68k/m68k.c (m68k_address): New structure.
13714 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
13715 (m68k_decompose_index, m68k_legitimate_constant_address_p)
13716 (m68k_jump_table_ref_p, m68k_decompose_address)
13717 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
13718 (m68k_matches_u_p): New functions.
13719 (print_operand_address): Rewrite to use m68k_decompose_index.
13721 2007-03-05 David Taylor <dtaylor@emc.com>
13723 * gcc.c: Correct copyright date in --version output.
13725 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13727 * pa.md: In unamed move patterns, disparge copies between general
13728 and floating point registers using '?' modifier. Don't include 'f'
13729 constraint for register preferences in DImode, SImode, HImode and
13730 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
13731 Remove constraints for copies between general and floating registers
13732 in soft-float DFmode pattern.
13733 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
13737 2007-03-05 Mike Stump <mrs@apple.com>
13739 * c-common.c (targetcm): Add.
13740 * c-opts.c (c_common_handle_option): Handle language specific
13742 * opts.c (handle_option): Verify language for target options, if
13744 * opth-gen.awk: Add CL_LANG_ALL.
13745 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
13746 (TARGETCM_INITIALIZER): Add.
13747 * target.h (struct gcc_targetcm): Add.
13749 * targhooks.c (default_handle_c_option): Add.
13750 * targhooks.h (default_handle_c_option): Add.
13751 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
13753 * config/darwin.opt (iframework): Add.
13754 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
13755 * config/darwin-c.c (handle_c_option): Add.
13756 (TARGET_HANDLE_C_OPTION): Add.
13758 * doc/invoke.texi (Darwin Options): Add -iframework.
13760 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13762 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
13765 2007-03-05 Ian Lance Taylor <iant@google.com>
13767 * c.opt (fgnu89-inline): New option.
13768 * c-opts.c (c_common_post_options): Set default value for
13770 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
13771 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
13773 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
13774 (grokdeclarator, start_function): Likewise.
13775 * c-cppbuiltin.c (c_cpp_builtins): Define either
13776 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
13777 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
13778 (C Dialect Options): Document -fgnu89-inline.
13779 * doc/extend.texi (Function Attributes): Explain what the
13780 gnu_inline attribute does.
13781 * doc/cpp.texi (Common Predefined Macros): Document
13782 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13784 2007-03-05 Ian Lance Taylor <iant@google.com>
13786 PR tree-optimization/31034
13787 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
13788 half-range if the other side is an overflow infinity.
13790 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
13792 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
13793 (bfin*-linux-uclibc*): New configuration.
13794 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
13796 * config/bfin/linux.h: New file.
13797 * config/bfin/libgcc-bfin.ver: New file.
13798 * config/bfin/t-bfin-uclinux: New file.
13799 * config/bfin/t-bfin-linux: New file.
13800 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
13801 (TARGET_OS_CPP_BUILTINS): New macro.
13803 2007-03-05 Richard Guenther <rguenther@suse.de>
13805 * fold-const.c (fold_binary): Remove duplicate folding
13806 of comparison of non-null ADDR_EXPR against null.
13808 2007-03-05 Richard Guenther <rguenther@suse.de>
13809 Dorit Nuzman <dorit@il.ibm.com>
13811 PR tree-optimization/26420
13812 * tree-vectorizer.c (vectorize_loops): Bail out early if there
13813 are no loops in the function. Only print the number of
13814 vectorized loops if it is greater than zero or we are supposed
13815 to print information about unvectorized loops.
13817 2007-03-05 Revital Eres <eres@il.ibm.com>
13819 * gcc.dg/var-expand1.c: New test.
13820 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
13821 when an accumulator is expanded.
13823 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13826 * c-common.c (convert_and_check): Don't give warnings for
13827 conversion if 'expr' already overflowed.
13829 2007-03-04 Roger Sayle <roger@eyesopen.com>
13831 PR middle-end/30744
13832 * fold-const.c (fold_comparison): Enforce type consistency when
13833 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
13835 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
13837 * tree-ssa-address.c (create_mem_ref): Do not put an expression
13838 containing a cast to the base of TARGET_MEM_REF.
13840 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
13842 * tree.c (tree_contains_struct_check_failed): Remove spurious
13843 whitespace from error message.
13845 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
13848 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
13849 instead of precision.
13851 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
13852 Nathan Sidwell <nathan@codesourcery.com>
13854 * emit-rtl.c (find_auto_inc): New.
13855 (try_split): recreate REG_INC notes,
13856 Use regular for loops rather than whiles.
13858 2007-03-03 Andreas Schwab <schwab@suse.de>
13860 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
13861 * configure: Regenerate.
13863 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13865 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
13866 flag_rounding_math, not flag_unsafe_math_optimizations.
13868 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
13870 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
13871 alpha_fold_vector_minmax): Likewise.
13872 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13873 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
13875 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
13877 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
13878 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
13879 if the lhs has side-effects.
13880 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
13882 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13884 * config/i386/i386.h (TUNEMASK): Remove define.
13885 (ARCHMASK): Remove define.
13886 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
13887 Use ix86_arch_mask variable instead of ARCHMASK.
13888 * config/i386/i386.c (override_options): Ditto.
13889 (standard_80387_constant_p): Ditto.
13891 2007-03-02 Ian Lance Taylor <iant@google.com>
13893 Used signed infinities in VRP.
13894 * tree-vrp.c (uses_overflow_infinity): New static function.
13895 (supports_overflow_infinity): New static function.
13896 (make_overflow_infinity): New static function.
13897 (negative_overflow_infinity): New static function.
13898 (positive_overflow_infinity): New static function.
13899 (is_negative_overflow_infinity): New static function.
13900 (is_positive_overflow_infinity): New static function.
13901 (is_overflow_infinity): New static function.
13902 (overflow_infinity_range_p): New static function.
13903 (compare_values_warnv): New function split out of compare_values.
13904 (compare_value): Call it.
13905 (set_value_range_to_nonnegative): Add overflow_infinity
13906 parameter. Change caller.
13907 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
13909 (vrp_expr_computes_nonzero): Likewise.
13910 (compare_ranges, compare_range_with_value): Likewise.
13911 (compare_name_with_value, compare_names): Likewise.
13912 (vrp_evaluate_conditional): Likewise.
13913 (set_value_range): Handle infinity
13914 (vrp_operand_equal_p, operand_less_p): Likewise.
13915 (extract_range_from_assert): Likewise.
13916 (vrp_int_const_binop): Likewise.
13917 (extract_range_from_binary_expr): Likewise.
13918 (extract_range_from_unary_expr): Likewise.
13919 (extract_range_from_comparison): Likewise.
13920 (extract_range_from_expr): Likewise.
13921 (dump_value_range): Likewise.
13922 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
13923 (test_for_singularity): Likewise.
13924 (vrp_int_const_binop): Remove inline qualifier.
13925 (adjust_range_with_scev): Add comment.
13926 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
13928 2007-03-02 Diego Novillo <dnovillo@redhat.com>
13930 * tree-ssa-structalias.c (could_have_pointers): Tidy.
13931 (get_constraint_for): Likewise.
13932 (do_structure_copy): Likewise.
13933 (find_func_aliases): Fix references to MODIFY_EXPR.
13934 (intra_create_variable_infos): Tidy.
13935 * tree-ssa-operands.c (add_virtual_operand): Add argument
13937 When adding members of alias sets, if IS_CALL_SITE is true and
13938 the symbol is not call-clobbered, skip it.
13939 Adjust all callers.
13941 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
13943 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
13944 entry by means of emit_insn_at_entry.
13946 2007-03-02 Richard Henderson <rth@redhat.com>
13948 * expr.h (promoted_input_arg): Remove decl.
13949 * function.c (promoted_input_arg): Merge into ...
13950 * combine.c (setup_incoming_promotions): ... only caller.
13951 Rearrange to avoid double loop.
13953 2007-03-02 Ben Elliston <bje@au.ibm.com>
13954 Peter Bergner <bergner@vnet.ibm.com>
13955 Janis Johnson <janis187@us.ibm.com>
13957 * config/rs6000/dfp.md: New file.
13958 * config/rs6000/rs6000.md: Include dfp.md.
13959 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
13960 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
13961 and TDmode decimal float modes in FP registers.
13962 (num_insns_constant): Likewise.
13963 (rs6000_legitimate_offset_address_p): Likewise.
13964 (rs6000_legitimize_address): Likewise.
13965 (rs6000_legitimize_reload_address): Likewise.
13966 (rs6000_legitimate_address): Likewise.
13967 (rs6000_emit_move): Likewise.
13968 (function_arg_boundary): Likewise.
13969 (function_arg_advance): Likewise.
13970 (rs6000_darwin64_record_arg_recurse): Likewise.
13971 (function_arg): Likewise.
13972 (rs6000_gimplify_va_arg): Likewise.
13973 (rs6000_split_multireg_move): Likewise.
13974 (rs6000_output_function_epilogue): Likewise.
13975 (rs6000_output_function_epilogue): Likewise.
13976 (rs6000_register_move_cost): Likewise.
13977 (rs6000_function_value): Likewise.
13978 (rs6000_libcall_value): Likewise.
13980 2007-03-02 Richard Sandiford <richard@codesourcery.com>
13982 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
13984 2007-03-02 Richard Sandiford <richard@codesourcery.com>
13986 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
13987 Use $MULTIDIR to choose between the kernel and RTP headers,
13988 and use $WIND_BASE and $WIND_USR to locate them.
13990 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13992 * config/i386/i386.c (override_options): Put initialization of
13993 ix86_tune_mask and ix86_arch_mask to the correct place.
13995 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13996 Michael Meissner <michael.meissner@amd.com>
13999 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
14000 (ARCHMASK): Define.
14001 (TARGET_CMOVE): Use ARCHMASK.
14002 (TARGET_CMPXCHG): Ditto.
14003 (TARGET_CMPXCHG8B): Ditto.
14004 (TARGET_XADD): Ditto.
14005 (TARGET_BSWAP): Ditto.
14006 * config/i386/i386.c (ix86_tune_mask): New global variable.
14007 (ix86_arch_mask): Ditto.
14008 (override_options): Initialize ix86_tune_mask and
14009 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
14012 2007-03-02 Ben Elliston <bje@au.ibm.com>
14015 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
14017 2007-03-02 Joseph Myers <joseph@codesourcery.com>
14019 * target.h (init_dwarf_reg_sizes_extra): New target hook.
14020 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
14021 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
14022 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
14024 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
14025 rs6000_init_dwarf_reg_sizes_extra): New.
14026 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
14027 SPE register high parts.
14029 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
14031 * Makefile.in: Add install-pdf target as
14032 copied from automake v1.10 rules.
14033 * configure.ac: Add install-pdf to target list.
14034 * configure: Regenerate.
14036 2007-03-01 Paul Brook <paul@codesourcery.com>
14038 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
14039 modes to LDRD for DImode.
14040 (output_move_double): Fixup out of range ldrd/strd.
14041 (vfp_secondary_reload_class): Rename...
14042 (coproc_secondary_reload_class): ... to this. Add wb argument.
14043 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
14044 coproc_secondary_reload_class for CLASS_IWMMXT.
14045 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
14046 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
14048 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
14050 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
14051 unroll factor by the estimated number of iterations.
14052 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
14053 than prefetch latency.
14055 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
14056 decode_caches_intel, detect_caches_intel): New functions.
14057 (host_detect_local_cpu): Use detect_caches_amd and
14058 detect_caches_intel.
14060 2007-03-01 Richard Henderson <rth@redhat.com>
14062 * expr.c (emit_move_complex_push): Export.
14063 (emit_move_complex_parts): Split out from ...
14064 (emit_move_complex): ... here.
14065 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
14066 * config/i386/i386.md (movcdi): New.
14068 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
14070 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
14071 size of mode1 to check for tieable modes in MMX case.
14073 2007-03-01 Richard Sandiford <richard@codesourcery.com>
14075 * Makefile.in (rtlanal.o): Depend on tree.h.
14076 * rtl.h (offset_within_section_p, split_const): Declare.
14077 * rtlanal.c: Include tree.h.
14078 (offset_within_block_p): New function, taken from
14079 mips_offset_within_object_p.
14080 (split_const): New function, taken from mips_split_const.
14081 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
14083 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14084 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
14085 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
14086 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
14087 (m68k_illegitimate_symbolic_constant_p): New function.
14088 * config/m68k/m68k.md (movsi): Remove misleading predicates.
14089 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
14090 symbolic constant that might be outside the symbol's section,
14091 move the symbol first and then add the offset.
14092 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
14094 * config/mips/mips.c (mips_split_const): Delete.
14095 (mips_offset_within_object_p): Delete.
14096 (mips_symbolic_constant_p): Use offset_within_section_p and
14097 split_const instead of mips_offset_within_object_p and
14099 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
14100 (mips_legitimize_const_move, print_operand_reloc)
14101 (mips_dangerous_for_la25_p): Use split_const instead of
14104 2007-02-28 Eric Christopher <echristo@apple.com>
14106 * Makefile.in (install-include-dir): Don't rm -rf include.
14108 2007-02-28 Richard Guenther <rguenther@suse.de>
14110 PR middle-end/30364
14111 * fold-const.c (fold_binary): Do not associate expressions
14112 with more than one variable for integer types that do not wrap.
14114 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
14116 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
14117 Delete, and replace with...
14118 (fold_builtin_call_array): This. Update callers to use it.
14119 * fold-const.c (fold_build_call_list): Delete, and replace with...
14120 (fold_build_call_array): This.
14121 (fold_build_call_list_initializer): Delete, and replace with...
14122 (fold_build_call_array_initializer): This.
14123 * tree.h: Update declarations to reflect above changes.
14125 * c-typeck.c (build_function_call): Store converted arguments
14126 in a stack-allocated array instead of building a list.
14127 (convert_arguments): Store arguments in the array passed in as an
14128 argument, and return the actual number of arguments.
14129 * c-format.c: (check_function_format): Pass arguments in an
14130 array instead of a list.
14131 * c-common.c (check_function_nonnull): Likewise.
14132 (check_function_sentinel): Likewise.
14133 (check_function_arguments): Likewise.
14134 * c-common.h: Update declarations to reflect above changes.
14136 2007-02-28 Jan Hubicka <jh@suse.cz>
14138 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
14139 PRED_NEGATIVE_RETURN): Update outcomes.
14141 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
14143 * calls.c (emit_library_call_value_1): Handle partial registers
14144 correctly when building up CALL_INSN_FUNCTION_USAGE.
14146 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14148 * pa/predicates.md (move_src_operand): Allow zero for mode.
14149 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
14152 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
14155 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
14156 *movv2df_internal): Enable pattern only for valid operand
14158 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
14159 tie only 128bit modes. For MMX registers, tie only 64bit modes.
14161 2007-02-27 Mike Stump <mrs@apple.com>
14163 * config/darwin-crt3.c: Avoid compilation when compiling for a
14166 2007-02-27 Joseph Myers <joseph@codesourcery.com>
14168 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
14170 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
14171 for fixed headers and limits.h.
14172 (install-include-dir, install-headers-tar, install-headers-cpio,
14173 install-headers-cp, real-install-headers-tar,
14174 real-install-headers-cpio, real-install-headers-cp): Handle
14175 include-fixed as well as include.
14176 (install-mkheaders): Don't install files that go only in include
14178 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
14179 from GCC_INCLUDE_DIR.
14180 * gcc.c (process_command): Remove special -BstageN/ handling.
14181 (do_spec_1): Add include-fixed directories.
14183 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14185 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
14187 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
14189 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
14192 2007-02-27 Mark Mitchell <mark@codesourcery.com>
14194 * c-common.c (get_priority): Add check for
14195 SUPPORTS_INIT_PRIORITY.
14197 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14199 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
14201 * config/bfin/bfin.c: Include "cfglayout.h".
14202 (MAX_LSETUP_DISTANCE): New macro.
14203 (struct loop_info): New members incoming, incoming_src and
14204 incoming_dest. Delete member predecessor.
14205 (length_for_loop): New function.
14206 (bfin_optimize_loop): Handle more different loop structures.
14207 (bfin_discover_loop): Rework detection of predecessor blocks by
14208 examining incoming edges.
14209 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
14211 (bfin_reorder_loops): New function.
14212 (bfin_reorg_loops): Use these three new functions.
14214 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
14215 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
14216 (CONSTRAINT_LEN): Add entry for 'q'.
14217 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
14218 Add 'q' constraints.
14219 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
14220 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
14222 * config/bfin/bfin.md (add_with_carry): New pattern.
14223 (s_or_u, su_optab, su_modifier): New code macros/attrs.
14224 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
14225 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
14226 support unsigned multiplies too. Removed incorrect commutativity from
14227 operand 1 constraint where appropriate.
14228 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
14230 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
14231 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
14233 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
14234 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
14235 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
14236 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
14237 usmulhisi_hh_huh): New patterns.
14239 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
14240 lshifthi3): Fix output template to use half reg for operand 2.
14242 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
14245 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
14247 2007-02-27 Andreas Schwab <schwab@suse.de>
14249 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
14251 2007-02-27 Jan Hubicka <jh@suse.cz>
14253 * predict.c (last_basic_block_p): Remove.
14254 (tree_estimate_probability): Update return heuristic for commonized
14257 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
14259 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
14261 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
14263 * doc/include/gcc-common.texi (versionsubtitle): New macro.
14264 * doc/cpp.texi: Standardize title page.
14265 * doc/cppinternals.texi: Likewise.
14266 * doc/gcc.texi: Standardize title page, remove version number
14267 from copyright page.
14268 * doc/gccint.texi: Likewise.
14269 * doc/install.texi: Standardize title page, add table of
14272 2007-02-26 Jan Hubicka <jh@suse.cz>
14274 * predict.def: Set outcomes according to more recent results.
14275 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
14276 Remove dead predictors.
14277 * predict.c (return_prediction): Fix pasto.
14279 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14281 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
14282 change; avoid a memory leak when returning early.
14284 2007-02-26 Mark Mitchell <mark@codesourcery.com>
14286 * c-decl.c (static_ctors): Move to c-common.c.
14287 (static_dtors): Likewise.
14288 (finish_function): Use c_record_cdtor_fn.
14289 (build_cdtor): Move to c-common.c.
14290 (c_write_global_declarations): Use c_build_cdtor_fns.
14291 * c-common.h (static_ctors): Declare.
14292 (static_dtors): Likewise.
14293 (c_record_cdtor_fn): Likewise.
14294 (c_build_cdtor_fns): Likewise.
14295 * c-common.c (static_ctors): New variable.
14296 (static_dtors): Likewise.
14297 (c_record_cdtor_fn): New function.
14298 (build_cdtor): Move from c-decl.c
14299 (c_build_cdtor_fns): New function.
14301 * output.h (assemble_addr_to_section): Declare.
14302 (get_cdtor_priority_section): Likewise.
14303 * varasm.c (assemble_addr_to_section): New function.
14304 (get_cdtor_priority_section): Likewise.
14305 (default_named_section_asm_out_destructor): Use them.
14306 (destor_dtor_section_asm_out_destructor): Likewise.
14307 (default_named_section_asm_out_constructor): Likewise.
14308 (default_ctor_section_asm_out_constructor): Likewise.
14309 * config.gcc (*-*-vxworks*): Include vxworks.o.
14310 * config/t-vxworks (vxworks.o): New target.
14311 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
14312 (TARGET_ASM_CONSTRUCTOR): Define.
14313 (TARGET_ASM_DESTRUCTOR): Likewise.
14314 (vxworks_asm_out_constructor): Declare.
14315 (vxworks_asm_out_destructor): Likewise.
14317 * c-common.c (get_priority): Check that we have not just an
14318 INTEGER_CST, but an integer constant with integeral type.
14320 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
14322 PR tree-optimization/30938
14323 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
14324 use &dt[nargs-1] instead of &dt[nargs] in the call to
14325 vect_is_simple_use().
14327 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
14329 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
14330 from register elimination as PRE_MODIFY / POST_MODIFY increments.
14331 Do not attempt to handle MEM inside auto-inc expressions.
14332 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
14333 of a register modified by an auto-inc expression. However, do handle
14334 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
14335 (elimination_effects): Prohibit elimination of a register modified
14336 by an auto-inc expression. Disable register elimination rules whose
14337 target register is modified by an auto-inc expression with variable
14340 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
14342 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
14344 (array_at_struct_end_p): New function.
14345 (idx_infer_loop_bounds): Use it.
14346 (estimate_numbers_of_iterations_loop): Export.
14347 * predict.c (predict_loops): Use estimated_loop_iterations_int.
14348 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
14349 (tree_estimate_probability): Call record_loop_exits.
14350 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
14351 (estimated_loop_iterations, estimated_loop_iterations_int,
14352 estimated_loop_iterations_tree): New functions.
14353 (analyze_siv_subscript_cst_affine,
14354 compute_overlap_steps_for_affine_1_2,
14355 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
14356 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
14357 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
14358 (PRED_LOOP_ITERATIONS_GUESSED): New.
14359 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
14360 * cfgloop.h (estimate_numbers_of_iterations_loop,
14361 estimated_loop_iterations_int): Declare.
14363 2007-02-25 Mark Mitchell <mark@codesourcery.com>
14365 * doc/extend.texi: Document optional priority argument to
14366 constructors and destructors.
14367 * tree.c (init_priority_for_decl): Adjust GTY markers.
14368 (init_ttree): Use priority-info hash functions for
14369 init_priority_for_decl.
14370 (tree_map_eq): Rename to ...
14371 (tree_map_base_eq): ... this.
14372 (tree_map_marked_p): Rename to ...
14373 (tree_map_base_marked_p): ... this.
14374 (tree_map_base_hash): New function.
14375 (decl_init_priority_lookup): Rework.
14376 (decl_fini_priority_lookup): New function.
14377 (decl_priority_info): New function.
14378 (decl_init_priority_insert): Use it.
14379 (decl_fini_priority_insert): Likewise.
14380 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
14382 (decl_restrict_base_insert): Likewise.
14383 (decl_debug_expr_insert): Likewise.
14384 (decl_value_expr_lookup): Likewise.
14385 (decl_value_expr_insert): Likewise.
14386 * tree.h (priority_type): New type.
14387 (decl_init_priority_lookup): Use priority_type.
14388 (decl_fini_priority_lookup): New function.
14389 (decl_init_priority_insert): Use priority_type.
14390 (decl_fini_priority_insert): New function.
14391 (DECL_HAS_INIT_PRIORITY): Tweak comments.
14392 (DECL_INIT_PRIORITY): Likewise.
14393 (SET_DECL_INIT_PRIORITY): Add comment.
14394 (DECL_FINI_PRIORITY): New macro.
14395 (SET_DECL_FINI_PRIORITY): Likewise.
14396 (DEFAULT_INIT_PRIORITY): Document.
14397 (MAX_INIT_PRIORITY): Likewise.
14398 (MAX_RESERVED_INIT_PRIORITY): Likewise.
14399 (tree_map_base): New type.
14400 (tree_map_base_eq): New function.
14401 (tree_map_base_hash): Likewise.
14402 (tree_map_base_marked_p): Likewise.
14403 (tree_map): Inherit from tree_map_base.
14404 (tree_map_eq): Make it a macro.
14405 (tree_map_marked_p): Likewise.
14406 (tree_int_map): Inherit from tree_map_base.
14407 (tree_int_map_eq): Make it a macro.
14408 (tree_int_map_hash): Likewise.
14409 (tree_int_map_marked_p): Likewise.
14410 (tree_priority_map): New type.
14411 (tree_priority_map_eq): New macro.
14412 (tree_priority_map_hash): Likewise.
14413 (tree_priority_map_marked_p): Likewise.
14414 * varasm.c (emults_decl): Adjust for refactoring of tree_map
14416 (emutls_common_1): Likewise.
14417 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
14418 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
14419 of tree_map hierarchy.
14420 * tree-cfg.c (move_stmt_r): Likewise.
14421 (new_label_mapper): Likewise.
14422 * c-tree.h (c_expand_body): Move to ...
14423 * c-common.h (c_expand_body): ... here.
14424 * c-decl.c (c_expand_body): Move to ...
14425 * c-common.c (c_expand_body): ... here.
14426 (c_common_attribute_table): Allow 1 argument for the constructor
14427 and destructor attributes.
14428 (get_priority): New function.
14429 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
14430 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
14432 2007-02-24 Jan Hubicka <jh@suse.cz>
14434 PR middle-end/30509
14435 * tree-inline.c (copy_bb): Produce exact copy of EH info when
14436 copying for inlining.
14438 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
14439 Jan Hubicka <jh@suse.cz>
14442 * i386.c (counter_mode): New function.
14443 (expand_set_or_movmem_via_loop): Use it.
14444 (expand_movmem_epilogue): Likewise; fix pasto.
14445 (ix86_expand_movmem): Do emit guard even for constant counts.
14446 (ix86_expand_setmem): Likewise.
14448 2007-02-25 Nick Clifton <nickc@redhat.com>
14450 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
14451 (JUMP_TABLES_IN_TEXT_SECTION): Define.
14453 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
14456 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
14457 count argument with 0x10, not with 0x16.
14458 (expand_setmem_epilogue): Ditto.
14460 2007-02-24 Mike Stump <mrs@apple.com>
14462 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
14465 2007-02-24 Richard Guenther <rguenther@suse.de>
14467 PR middle-end/30951
14468 * fold-const.c (fold_binary): Fold x +- CST op x for
14469 EQ_EXPR and NE_EXPR.
14471 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14473 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
14475 2007-02-24 Jan Hubicka <jh@suse.cz>
14477 * cgraphunit.c (decide_is_function_needed): Honor
14478 -fkeep-inline-functions.
14480 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14482 * builtins.c (fold_builtin_modf): New.
14483 (fold_builtin_2): Use it.
14485 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
14487 * loop-iv.c (implies_p): Detect additional cases where A implies B.
14488 (determine_max_iter): Take additional LOOP arg; all callers changed.
14489 Lose broken logic dealing with PLUS. Try to limit the upper bound by
14490 one using simplifications.
14491 (simplify_using_initial_values): Return if the expression becomes
14492 invalid due to altered regs.
14494 2007-02-23 DJ Delorie <dj@redhat.com>
14496 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
14498 2007-02-23 Mike Stump <mrs@apple.com>
14500 * tlink.c (scan_linker_output): Parse linker messages from
14501 darwin9's linker better.
14503 2007-02-23 Steve Ellcey <sje@cup.hp.com>
14506 * varpool.c (varpool_assemble_pending_decls): Set
14507 varpool_last_needed_node to null.
14509 2007-02-23 DJ Delorie <dj@redhat.com>
14511 * config/i386/i386.c (ix86_data_alignment): Don't specify an
14512 alignment bigger than the object file can handle.
14514 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
14517 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
14518 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
14519 (*movsf_1): Penalize MMX moves.
14521 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
14523 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
14524 2^32-1 or more times unless flag_unsafe_loop_optimizations.
14526 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
14528 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14530 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
14531 (fold_builtin_1): Use them.
14532 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
14533 BUILT_IN_SIGNIFICAND.
14535 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
14537 * config/i386/i386.c (bdesc_1arg): Initialize
14538 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
14539 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
14540 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
14541 and IX86_BUILTIN_MOVSLDUP.
14543 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
14545 PR rtl-optimization/30841
14546 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
14548 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14550 * builtins.c (fold_builtin_frexp): New.
14551 (fold_builtin_2): Use it.
14553 2007-02-22 Mark Mitchell <mark@codesourcery.com>
14555 * doc/invoke.texi (Spec Files): Document getenv spec function.
14557 * gcc.c (getenv_spec_function): New function.
14558 (static_spec_functions): Add it.
14559 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
14560 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
14563 2007-02-22 Michael Matz <matz@suse.de
14566 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
14567 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
14569 2007-02-22 Ian Lance Taylor <iant@google.com>
14572 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
14573 (mem_loc_descriptor): Call it.
14575 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
14576 Ira Rosen <irar@il.ibm.com>
14578 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
14580 2007-02-22 Ira Rosen <irar@il.ibm.com>
14582 PR tree-optimization/30843
14583 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
14584 stores only after all the group is vectorized.
14586 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
14588 PR tree-optimization/30858
14589 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
14590 in the reduction cycle have a single use in the loop.
14591 * tree-vectorizer.h (relevant): Add documentation.
14593 2007-02-20 Mike Stump <mrs@apple.com>
14595 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
14596 * configure: Regenerate.
14598 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14600 Change the defaults of some parameters and options.
14601 * config/spu/spu-protos.h (spu_optimization_options): Declare.
14602 * config/spu/spu.c (spu_optimization_options): Add.
14603 (spu_override_options): Change params in spu_optimization_options.
14604 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
14606 Register 127 is only 16 byte aligned when used as a frame pointer.
14607 * config/spu/spu-protos.h (spu_init_expanders): Declare.
14608 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
14609 HARD_FRAME_POINTER_REGNUM.
14610 (spu_legitimate_address): Use regno_aligned_for_reload.
14611 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
14612 aligned when frame_pointer_needed is true.
14613 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
14615 * config/spu/spu.h (INIT_EXPANDERS): Define.
14617 Make sure shift and rotate instructions have valid immediate operands.
14618 * config/spu/predicates.md (spu_shift_operand): Remove.
14619 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
14620 * config/spu/constraints.md (W, O): Extend range.
14621 * config/spu/spu.md (umask, nmask): Define.
14622 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
14623 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
14624 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
14625 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
14626 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
14627 (lshr<mode>3_reg): Fix rtl description.
14629 Make sure mulhisi immediate operands are valid.
14630 * config/spu/predicates.md (imm_K_operand): Add.
14631 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
14633 Generate constants using fsmbi and andi.
14634 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
14635 (print_operand, spu_split_immediate, classify_immediate,
14636 fsmbi_const_p): Handle IC_FSMBI2.
14638 Correctly handle a CONST_VECTOR containing symbols.
14639 * config/spu/spu.c (print_operand): Handle HIGH correctly.
14640 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
14641 (immediate_load_p): Allow symbols that use 2 instructions to create.
14642 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
14643 with symbols when flag_pic is set.
14644 (const_vector_immediate_p): New.
14645 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
14646 accept a CONST_VECTOR with symbols.
14647 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
14648 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
14650 * config/spu/spu.md (high, low): Delete.
14651 (low_<mode>): Define.
14653 Remove INTRmode and INTR_REGNUM, which didn't work.
14654 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
14656 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
14657 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
14658 peephole2 pattern): Don't use INTR or 131.
14659 (movintrcc): Delete.
14660 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
14661 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
14662 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
14663 (UNSPEC_SET_INTR): Add.
14664 * config/spu/spu-modes.def (INTR): Remove.
14666 More accurate warnings about run-time relocations.
14667 * config/spu/spu.c (reloc_diagnostic): Test in_section.
14669 Correctly warn about immediate arguments to specific intrinsics.
14670 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
14671 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
14672 the instruction predicate.
14674 Fix tree check errors with latest update.
14675 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
14677 (spu_expand_builtin): Use CALL_EXPR_FN.
14679 Add missing specific intrinsics.
14680 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
14682 * config/spu/spu_internals.h: Ditto.
14684 Fix incorrect operand modifiers.
14685 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
14686 * config/spu/spu.md (xor<mode>3): Change %S to %J.
14688 Optimize one case of zero_extend of a vec_select.
14689 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
14691 Accept any immediate for hbr.
14692 * config/spu/spu.md (hbr): Change s constraints to i.
14694 2007-02-21 Paul Brook <paul@codesourcery.com>
14696 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
14697 condexec_count when skipping USE and CLOBBER.
14699 2007-02-21 Nick Clifton <nickc@redhat.com>
14701 * common.opt (Warray-bounds): Add Warning attribute.
14702 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
14704 (fsized-zeroes): Add Optimization attribute.
14705 (fsplit-wide-types, ftree-scev-cprop): Likewise.
14706 * c.opt (Wc++0x-compat): Add Warning attribute.
14708 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
14710 PR middle-end/30761
14711 * reload1.c (eliminate_regs_in_insn): In the single_set special
14712 case, attempt to re-recognize the insn before falling back to
14713 having reload fix it up.
14715 2007-02-20 Eric Christopher <echristo@gmail.com>
14717 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
14718 Rewrite accordingly.
14719 (frv_read_iacc_argument): Ditto.
14720 (frv_expand_set_builtin): Take a call instead of arglist, update for
14722 (frv_expand_unop_builtin): Ditto.
14723 (frv_expand_binop_builtin): Ditto.
14724 (frv_expand_cut_builtin): Ditto.
14725 (frv_expand_binopimm_builtin): Ditto.
14726 (frv_expand_voidbinop_builtin): Ditto.
14727 (frv_expand_int_void2arg): Ditto.
14728 (frv_expand_prefetches): Ditto.
14729 (frv_expand_voidtriop_builtin): Ditto.
14730 (frv_expand_voidaccop_builtin): Ditto.
14731 (frv_expand_load_builtin): Ditto.
14732 (frv_expand_store_builtin): Ditto.
14733 (frv_expand_mdpackh_builtin): Ditto.
14734 (frv_expand_mclracc_builtin): Ditto.
14735 (frv_expand_mrdacc_builtin): Ditto.
14736 (frv_expand_mwtacc_builtin): Ditto.
14737 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
14740 2007-02-20 Janis Johnson <janis187@us.ibm.com>
14742 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
14743 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
14745 (HAVE_GAS_DFP): Check for assembler support of decimal floating
14746 point instructions.
14747 * configure: Regenerate.
14748 * config.in: Regenerate.
14749 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
14750 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
14751 masks to power6 and power6x and to POWERPC_MASKS.
14752 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14754 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
14755 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
14756 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14757 Access PROTOTYPE as variable, not mask.
14759 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
14761 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
14762 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
14763 * combine.c (adjust_for_new_dest): Use it.
14764 * postreload.c (reload_combine): Likewise.
14766 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
14768 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
14769 notes on an insn with multiple sets, even if single_set returns
14770 non-NULL for that insn.
14772 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14774 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
14775 scalbn and scalbln.
14777 2007-02-20 Geoffrey Keating <geoffk@apple.com>
14779 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
14780 if user didn't pass it.
14781 * config/i386/darwin.h (CC1_SPEC): Likewise.
14782 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
14783 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
14784 -mmacosx-version-min.
14786 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14787 Uros Bizjak <ubizjak@gmail.com>
14789 * optabs.h (enum optab_index): Add new OTI_scalb.
14790 (scalb_optab): Define corresponding macro.
14791 * optabs.c (init_optabs): Initialize scalb_optab.
14792 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
14794 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
14795 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
14796 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
14797 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
14798 flag_unsafe_math_optimizations is set.
14800 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
14801 to implement scalbf, scalb and scalbl built-ins as inline x87
14804 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14805 DJ Delorie <dj@redhat.com>
14808 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
14809 (diagnostic_report_diagnostic): ... here, and turn them into real
14810 errors. If warnings are inhibited, no need to do anything.
14812 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
14814 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
14815 better code generation.
14817 2007-02-20 Ben Elliston <bje@au.ibm.com>
14819 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
14821 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
14823 * config/alpha/alpha.c, config/alpha/alpha.md,
14824 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
14825 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
14826 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
14827 config/arm/lib1funcs.asm: Follow spelling conventions.
14829 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
14830 config/fr30/fr30.md, config/i386/i386.h,
14831 config/iq2000/iq2000.h, config/iq2000/predicates.md,
14832 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
14833 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
14834 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
14835 config/rs6000/altivec.md, config/rs6000/rs6000.c,
14836 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
14837 config/sparc/sparc.c, config/sparc/sparc.h,
14838 config/sparc/sparc.md, config/spu/constraints.md,
14839 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
14842 2007-02-20 Alan Modra <amodra@bigpond.net.au>
14845 * varasm.c (use_blocks_for_decl_p): Return false for decls with
14848 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
14850 * doc/invoke.texi (-ftree-lrs): Remove.
14852 2007-02-19 Diego Novillo <dnovillo@redhat.com>
14854 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
14857 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
14859 * config/ia64/ia64.c (ia64_expand_builtin): Use the
14860 new CALL_EXPR_FN macro for retrieving the function
14861 declaration of the input expression.
14863 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14865 * c.opt (Waddress): New.
14866 * common.opt (Walways-true): Delete.
14867 (Wstring-literal-comparison): Delete.
14868 * doc/invoke.texi (Warning Options): Delete -Walways-true and
14869 -Wstring-literal-comparison. Add -Waddress.
14871 (Walways-true): Delete.
14872 (Wstring-literal-comparison): Delete.
14873 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
14874 consistently instead of -Walways-true in example.
14875 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
14876 * c-typeck.c (parser_build_binary_op): Replace
14877 -Wstring-literal-comparison and -Walways-true with -Waddress.
14878 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
14881 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
14883 * tree-cfg.c (dump_function_to_file): Be prepared for functions
14884 without DECL_STRUCT_FUNCTION initialized.
14886 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
14888 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
14889 due to calls to functions taking pointers as parameters.
14891 2007-02-19 Richard Henderson <rth@redhat.com>
14894 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
14897 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
14899 * config/s390/s390.c (s390_call_saved_register_used,
14900 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
14901 accessed to the new scheme.
14903 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14905 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
14906 (cris_print_index, cris_print_operand, cris_print_operand_address)
14907 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
14908 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
14909 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
14910 GET_CODE () == xxx.
14911 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
14912 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
14913 GO_IF_LEGITIMATE_ADDRESS): Ditto.
14914 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
14915 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
14916 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
14917 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
14918 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
14919 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
14920 (uminsi3, call, call_value): Ditto.
14921 (define_split: indir_to_reg_split, unnamed): Ditto.
14923 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
14925 PR tree-optimization/30975
14926 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
14929 2007-02-18 Eric Christopher <echristo@gmail.com>
14931 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
14932 Remove use of arglist.
14933 (mips_expand_builtin): Remove use of arglist, pass in expr.
14934 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
14935 (mips_expand_builtin_movtf): Ditto.
14936 (mips_expand_builtin_compare): Ditto.
14938 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
14940 * tree-sra.c (sra_build_assignment): Replace assertion
14941 checking with a comment explaining why it can't be done.
14943 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
14945 PR middle-end/30833
14946 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
14947 during CALL_EXPR representation conversion.
14948 * tree-ssa-propagate.c (set_rhs): Likewise.
14950 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
14952 * tree-sra.c (sra_build_assignment): Disable assertion checking
14955 2007-02-18 Roger Sayle <roger@eyesopen.com>
14957 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
14958 instead of calling build2 with a GIMPLE_MODIFY_STMT.
14959 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
14961 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
14962 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
14963 gimplify_init_ctor_eval_range, gimple_push_cleanup,
14964 gimplify_omp_for, gimplify_omp_atomic_pipeline,
14965 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
14966 force_gimple_operand): Likewise.
14967 * ipa-cp.c (constant_val_insert): Likewise.
14968 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
14969 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
14970 perfect_nestify): Likewise.
14971 * langhooks.c (lhd_omp_assignment): Likewise.
14972 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
14973 lower_copyprivate_clauses, lower_send_clauses,
14974 lower_send_shared_vars, expand_parallel_call,
14975 expand_omp_for_generic, expand_omp_for_static_nochunk,
14976 expand_omp_for_static_chunk, expand_omp_sections,
14977 lower_omp_single_copy, lower_omp_for_lastprivate,
14978 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
14979 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14980 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
14983 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
14985 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
14986 config/sh/sh.md: Follow spelling conventions.
14988 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
14989 config/frv/predicates.md: Follow spelling conventions.
14991 * config/m68k/linux-unwind.h: Fix a comment typo.
14992 * target.h: Follow spelling conventions.
14994 2007-02-18 Roger Sayle <roger@eyesopen.com>
14996 PR rtl-optimization/28173
14997 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
14998 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
14999 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
15000 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
15001 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
15003 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15005 * builtins.c (fold_builtin_load_exponent): New.
15006 (fold_builtin_2): Use it.
15008 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
15010 PR rtl-optimization/30773
15011 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
15012 if we fail to attach a REG_EQUIV note.
15014 2007-02-18 David Edelsohn <edelsohn@gnu.org>
15015 Roger Sayle <roger@eyesopen.com>
15017 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
15019 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
15021 * calls.c (initialize_argument_information): Pass original EXP
15022 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
15023 code to split complex arguments here, as part of initializing the
15025 (expand_call): Remove code that builds a list of arguments and
15026 inserts implicit arguments into it. Instead, just count how many
15027 implicit arguments there will be so we can determine the size of
15028 the ARGS array, and let initialize_argument_information do the work.
15029 (split_complex_values): Delete unused function.
15031 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
15033 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
15035 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
15037 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
15038 for arg pointer based indexed addressing.
15040 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
15042 * config/ia64/ia64.h, config/ia64/ia64.md,
15043 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
15044 spelling conventions.
15046 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15048 * config/m68k/m68k.c (split_di): New.
15049 * config/m68k/m68k-protos.h: Declare split_di.
15050 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
15051 Improve predicate handling and split constant shifts.
15053 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15055 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
15056 parameter for register bitfield operations, general predicates
15059 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15061 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
15062 * config/m68k/linux-unwind.h: New file.
15064 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
15066 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
15067 config/i386/athlon.md, config/ia64/ia64.md,
15068 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
15069 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
15070 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
15071 tree-ssa-loop-niter.c, tree-vect-analyze.c,
15072 tree-vect-transform.c: Fix comment typos.
15074 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
15076 * sched-deps.c (find_insn_list): Remove.
15077 * sched-int.h: Remove the prototype for find_insn_list.
15079 2007-02-16 Geoffrey Keating <geoffk@apple.com>
15081 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
15083 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
15084 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
15085 darwin_rs6000_override_options.
15086 (C_COMMON_OVERRIDE_OPTIONS): Expect
15087 darwin_macosx_version_min to be non-NULL always.
15088 (TARGET_C99_FUNCTIONS): Likewise.
15089 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
15090 (DARWIN_MINVERSION_SPEC): New.
15091 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
15092 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
15094 (DARWIN_MINVERSION_SPEC): New.
15095 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
15097 * config/darwin-c.c (darwin_cpp_builtins): Expect
15098 darwin_macosx_version_min to be non-NULL always.
15100 * config/rs6000/rs6000.c: Clean up trailing whitespace.
15102 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
15104 * config/i386/i386.h (x86_use_xchgb): New.
15105 (TARGET_USE_XCHGB): New macro.
15106 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
15107 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
15108 Split after reload into bswaphi for shifts of 8.
15109 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
15110 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
15111 or when optimizing for size.
15113 2007-02-16 Richard Guenther <rguenther@suse.de>
15114 Christian Bruel <christian.bruel@st.com>
15116 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
15117 DECLs but prefer SSA_NAMEs over DECLs.
15119 2007-02-16 Richard Guenther <rguenther@suse.de>
15121 * tree-flow-inline.h (single_imm_use_p): Remove.
15122 (zero_imm_uses_p): Likewise.
15123 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
15124 instead of single_imm_use_p.
15125 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
15128 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15131 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
15132 nested double- and backquotes.
15134 2007-02-15 Roger Sayle <roger@eyesopen.com>
15136 PR middle-end/30391
15137 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
15138 should be unreachable.
15139 (build2_stat): Allow construction of MODIFY_EXPR at any time.
15140 For the time being redirect GIMPLE_MODIFY_STMT to the new
15141 (renamed) build_gimple_modify_stmt_stat.
15142 (build2_gimple_stat): Rename to...
15143 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
15144 Always build a GIMPLE_MODIFY_STMT node.
15145 * tree.h (build2_gimple, build2_gimple_stat): Delete.
15146 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
15149 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
15150 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
15151 * tree-complex.c (set_component_ssa_name, expand_complex_move,
15152 expand_complex_div_wide): Likewise.
15153 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
15154 * tree-ssa-loop-im.c (schedule_sm): Likewise.
15155 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
15156 * tree-ssa-loop-manip.c (create_iv): Likewise.
15157 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
15158 abs_replacement): Likewise.
15159 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
15160 realify_fake_stores): Likewise.
15162 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
15163 node rather than a GIMPLE_MODIFY_STMT node.
15164 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
15165 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
15167 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
15168 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
15169 GIMPLE_MODIFY_STMT.
15171 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15173 PR middle-end/30433
15174 * fold-const.c (fold_comparison): Add back the
15175 folding of constant complex comparisions.
15177 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15179 PR middle-end/30729
15180 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
15181 effects unknown to this function, return early.
15183 2007-02-15 Ian Lance Taylor <iant@google.com>
15185 * lower-subreg.c (move_eh_region_note): New static function.
15186 (resolve_simple_move): Call it.
15187 (decompose_multiword_subregs): Track blocks for which we resolve a
15188 simple move which is also a control flow insn. Pass them to
15189 find_many_sub_basic_blocks.
15190 (pass_lower_subreg): Add TODO_verify_flow.
15191 (pass_lower_subreg2): Likewise.
15193 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15194 Brooks Moses <brooks.moses@codesourcery.com>
15195 Lee Millward <lee.millward@codesourcery.com>
15197 * tree.h (enum tree_code_class): Add tcc_vl_exp.
15198 (VL_EXP_CLASS_P): New.
15199 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
15201 (TREE_OPERAND_CHECK_CODE): Likewise.
15202 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
15203 (TREE_RTL_OPERAND_CHECK): Likewise.
15204 (tree_operand_check_failed): Make second parameter the whole tree
15205 instead of its code. Fixed callers.
15206 (VL_EXP_CHECK): New.
15207 (TREE_OPERAND_LENGTH): New.
15208 (VL_EXP_OPERAND_LENGTH): New.
15209 (CALL_EXPR_FN): New.
15210 (CALL_EXPR_STATIC_CHAIN): New.
15211 (CALL_EXPR_ARGS): New.
15212 (CALL_EXPR_ARG): New.
15213 (call_expr_nargs): New.
15214 (CALL_EXPR_ARGP): New.
15215 (build_nt_call_list): Declare.
15216 (build_vl_exp_stat): Declare.
15217 (build_vl_exp): New.
15218 (build_call_list): Declare.
15219 (build_call_nary): Declare.
15220 (build_call_valist): Declare.
15221 (build_call_array): Declare.
15222 (call_expr_arg): Declare.
15223 (call_expr_argp): Declare.
15224 (call_expr_arglist): Declare.
15225 (fold_build_call_list): Declare.
15226 (fold_build_call_list_initializer): Declare.
15227 (fold_call_expr): Declare to replace fold_builtin.
15228 (fold_builtin_fputs): Update to agree with modified definition.
15229 (fold_builtin_strcpy): Likewise.
15230 (fold_builtin_strncpy): Likewise.
15231 (fold_builtin_memory_chk): Likewise.
15232 (fold_builtin_stxcpy_chk): Likewise.
15233 (fold_builtin_strncpy_chk): Likewise.
15234 (fold_builtin_next_arg): Likewise.
15235 (fold_build_call_expr): Declare.
15236 (fold_builtin_call_list): Declare.
15237 (fold_builtin_call_valist): Declare.
15238 (build_call_expr): Declare.
15239 (validate_arglist): Update to agree with modified definition.
15240 (tree_operand_length): New.
15241 (call_expr_arg_iterator): New.
15242 (init_call_expr_arg_iterator): New.
15243 (next_call_expr_arg): New.
15244 (first_call_expr_arg): New.
15245 (more_call_expr_args_p): New.
15246 (FOR_EACH_CALL_EXPR_ARG): New.
15248 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
15249 and tcc_gimple_stmt.
15250 (tree_code_size): Update documentation. Use sizeof (tree) rather
15251 than sizeof (char *).
15252 (tree_size): Likewise. Add case for tcc_vl_exp.
15253 (tree_node_structure): Add case for tcc_vl_exp.
15254 (contains_placeholder_p): Likewise.
15255 (substitute_in_expr): Likewise.
15256 (substitute_placeholder_in_expr): Likewise.
15257 (stabilize_reference_1): Likewise.
15258 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
15259 to diagnose breakage of this interface for constructing CALL_EXPRs.
15260 (build_nt): Add similar assertion here.
15261 (build_nt_call_list): New.
15262 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
15263 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
15265 (get_callee_fndecl): Use new CALL_EXPR accessors.
15266 (tree_operand_check_failed): Change parameters to pass entire node
15267 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
15268 (process_call_operands): New.
15269 (build_vl_exp_stat): New.
15270 (build_call_list): New.
15271 (build_call_nary): New.
15272 (build_call_valist): New.
15273 (build_call_array): New.
15274 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15275 (call_expr_arglist): New.
15277 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
15278 tcc_vl_exp instead of a fixed-size tcc_expression.
15280 * doc/c-tree.texi (CALL_EXPR): Document new representation and
15281 accessors for CALL_EXPRs.
15282 (AGGR_INIT_EXPR): Likewise.
15284 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15285 Brooks Moses <brooks.moses@codesourcery.com>
15286 Lee Millward <lee.millward@codesourcery.com>
15288 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
15289 (expand_builtin_nonlocal_goto): Change parameter to be entire
15290 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
15291 (expand_builtin_prefetch): Likewise.
15292 (expand_builtin_classify_type): Likewise.
15293 (mathfn_built_in): Return NULL_TREE instead of 0.
15294 (expand_errno_check): Use new CALL_EXPR accessors.
15295 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
15296 Return NULL_RTX instead of 0.
15297 (expand_builtin_mathfn_2): Likewise.
15298 (expand_builtin_mathfn_3): Likewise.
15299 (expand_builtin_interclass_mathfn): Likewise.
15300 (expand_builtin_sincos): Likewise.
15301 (expand_builtin_cexpi): Likewise.
15302 (expand_builtin_int_roundingfn): Likewise.
15303 (expand_builtin_int_roundingfn_2): Likewise.
15304 (expand_builtin_pow): Likewise.
15305 (expand_builtin_powi): Likewise.
15306 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
15307 of arglist, fixing callers appropriately. Use new CALL_EXPR
15308 accessors and constructors. Return NULL_RTX instead of 0.
15309 (expand_builtin_strstr): Likewise.
15310 (expand_builtin_strchr): Likewise.
15311 (expand_builtin_strrchr): Likewise.
15312 (expand_builtin_strpbrk): Likewise.
15313 (expand_builtin_memcpy): Likewise.
15314 (expand_builtin_mempcpy): Likewise.
15315 (expand_builtin_mempcpy_args): New.
15316 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
15317 (expand_builtin_memmove_args): New.
15318 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
15319 (expand_movstr): Likewise.
15320 (expand_builtin_strcpy): Likewise.
15321 (expand_builtin_strcpy_args): New.
15322 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
15323 (expand_builtin_strncpy): Likewise.
15324 (expand_builtin_memset): Likewise.
15325 (expand_builtin_memset_args): New.
15326 (expand_builtin_bzero): Similarly to expand_builtin_memset.
15327 (expand_builtin_memcmp): Likewise.
15328 (expand_builtin_strcmp): Likewise.
15329 (expand_builtin_strncmp): Likewise.
15330 (expand_builtin_strcat): Likewise.
15331 (expand_builtin_strncat): Likewise.
15332 (expand_builtin_strspn): Likewise.
15333 (expand_builtin_strcspn): Likewise.
15334 (expand_builtin_args_info): Likewise.
15335 (expand_builtin_va_start): Likewise.
15336 (gimplify_va_arg_expr): Likewise.
15337 (expand_builtin_va_end): Likewise.
15338 (expand_builtin_va_copy): Likewise.
15339 (expand_builtin_frame_address): Likewise.
15340 (expand_builtin_alloca): Likewise.
15341 (expand_builtin_bswap): Likewise.
15342 (expand_builtin_unop): Likewise.
15343 (expand_builtin_fputs): Likewise.
15344 (expand_builtin_expect): Likewise.
15345 (expand_builtin_fabs): Likewise.
15346 (expand_builtin_copysign): Likewise.
15347 (expand_builtin_printf): Likewise.
15348 (expand_builtin_fprintf): Likewise.
15349 (expand_builtin_sprintf): Likewise.
15350 (expand_builtin_init_trampoline): Likewise.
15351 (expand_builtin_signbit): Likewise.
15352 (expand_builtin_fork_or_exec): Likewise.
15353 (expand_builtin_sync_operation): Likewise.
15354 (expand_builtin_compare_and_swap): Likewise.
15355 (expand_builtin_lock_test_and_set): Likewise.
15356 (expand_builtin_lock_release): Likewise.
15357 (expand_builtin): Likewise.
15358 (builtin_mathfn_code): Likewise.
15360 (fold_builtin_constant_p): Pass call arguments individually instead
15361 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15362 accessors and constructors. Return NULL_TREE instead of 0.
15363 (fold_builtin_expect): Likewise.
15364 (fold_builtin_classify_type): Likewise.
15365 (fold_builtin_strlen): Likewise.
15366 (fold_builtin_nan): Likewise.
15367 (integer_valued_real_p): Likewise.
15368 (fold_trunc_transparent_mathfn): Likewise.
15369 (fold_fixed_mathfn): Likewise.
15370 (fold_builtin_cabs): Likewise.
15371 (fold_builtin_sqrt): Likewise.
15372 (fold_builtin_cbrt): Likewise.
15373 (fold_builtin_cos): Likewise.
15374 (fold_builtin_cosh): Likewise.
15375 (fold_builtin_tan): Likewise.
15376 (fold_builtin_sincos): Likewise.
15377 (fold_builtin_cexp): Likewise.
15378 (fold_builtin_trunc): Likewise.
15379 (fold_builtin_floor): Likewise.
15380 (fold_builtin_ceil): Likewise.
15381 (fold_builtin_round): Likewise.
15382 (fold_builtin_int_roundingfn): Likewise.
15383 (fold_builtin_bitop): Likewise.
15384 (fold_builtin_bswap): Likewise.
15385 (fold_builtin_logarithm): Likewise.
15386 (fold_builtin_hypot): Likewise.
15387 (fold_builtin_pow): Likewise.
15388 (fold_builtin_powi): Likewise.
15389 (fold_builtin_exponent): Likewise.
15390 (fold_builtin_memset): Likewise.
15391 (fold_builtin_bzero): Likewise.
15392 (fold_builtin_memory_op): Likewise.
15393 (fold_builtin_bcopy): Deleted; call site changed to invoke
15394 fold_builtin_memory_op directly.
15395 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
15396 (fold_builtin_strncpy): Likewise.
15397 (fold_builtin_memcmp): Likewise.
15398 (fold_builtin_strcmp): Likewise.
15399 (fold_builtin_strncmp): Likewise.
15400 (fold_builtin_signbit): Likewise.
15401 (fold_builtin_copysign): Likewise.
15402 (fold_builtin_isascii): Likewise.
15403 (fold_builtin_toascii): Likewise.
15404 (fold_builtin_isdigit): Likewise.
15405 (fold_builtin_fabs): Likewise.
15406 (fold_builtin_abs): Likewise.
15407 (fold_builtin_fmin_fmax): Likewise.
15408 (fold_builtin_carg): Likewise.
15409 (fold_builtin_classify): Likewise.
15410 (fold_builtin_unordered_cmp): Likewise.
15412 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
15413 New functions split out from fold_builtin_1.
15414 (fold_builtin_n): New.
15415 (fold_builtin_varargs): New.
15416 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
15418 (fold_call_expr): New.
15419 (build_function_call_expr): Rewrite to use new helper function.
15420 (fold_builtin_call_list): New.
15421 (build_call_expr): New.
15422 (fold_builtin_call_valist): New.
15423 (rewrite_call_expr): New.
15424 (validate_arg): New.
15425 (validate_arglist): Change parameter to be entire CALL_EXPR instead
15426 of an arglist. Change return type to bool. Use new CALL_EXPR
15429 (fold_builtin_strstr): Pass call arguments individually instead
15430 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15431 accessors and constructors. Return NULL_TREE instead of 0.
15432 (fold_builtin_strchr): Likewise.
15433 (fold_builtin_strrchr): Likewise.
15434 (fold_builtin_strpbrk): Likewise.
15435 (fold_builtin_strcat): Likewise.
15436 (fold_builtin_strncat): Likewise.
15437 (fold_builtin_strspn): Likewise.
15438 (fold_builtin_strcspn): Likewise.
15439 (fold_builtin_fputs): Likewise.
15440 (fold_builtin_next_arg): Likewise.
15441 (fold_builtin_sprintf): Likewise.
15443 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
15444 NULL_RTX instead of 0.
15445 (expand_builtin_memory_chk): Likewise.
15446 (maybe_emit_chk_warning): Likewise.
15447 (maybe_emit_sprintf_chk_warning): Likewise.
15449 (fold_builtin_object_size): Pass call arguments individually instead
15450 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15451 accessors and constructors. Return NULL_TREE instead of 0.
15452 (fold_builtin_memory_chk): Likewise.
15453 (fold_builtin_stxcpy_chk): Likewise.
15454 (fold_builtin_strncpy_chk): Likewise.
15455 (fold_builtin_strcat_chk): Likewise.
15456 (fold_builtin_strcat_chk): Likewise.
15457 (fold_builtin_strncat_chk): Likewise.
15458 (fold_builtin_sprintf_chk): Likewise.
15459 (fold_builtin_snprintf_chk): Likewise.
15460 (fold_builtin_printf): Likewise.
15461 (fold_builtin_vprintf): Likewise.
15463 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
15465 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
15466 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15467 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
15468 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
15469 (fold_unary): Likewise.
15470 (fold_binary): Likewise.
15471 (fold_ternary): Remove CALL_EXPR case, since they are no longer
15472 ternary expressions.
15473 (fold): Add logic for tcc_vl_exp.
15474 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
15475 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15476 (fold_build3_stat): Add assertion to flag broken interface for
15477 constructing CALL_EXPRs.
15478 (fold_build_call_list): New.
15479 (fold_build_call_list_initializer): New.
15480 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
15482 (fold_strip_sign_ops): Likewise.
15484 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15485 Brooks Moses <brooks.moses@codesourcery.com>
15486 Lee Millward <lee.millward@codesourcery.com>
15488 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
15489 accessors and dump arguments explicitly.
15491 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
15493 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
15495 (print_call_name): Use new CALL_EXPR accessors.
15497 * print-tree.c (print_node): Add case tcc_vl_exp. Print
15498 CALL_EXPR arguments explicitly instead of as a list. Use
15499 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15501 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
15502 (vrp_visit_stmt): Likewise.
15504 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
15505 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
15507 (force_move_till_expr): Likewise.
15509 * targhooks.c (default_external_stack_protect_fail): Use
15510 build_call_expr instead of build_function_call_expr.
15511 (default_hidden_stack_protect_fail): Likewise.
15513 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
15516 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
15517 and walk arguments explicitly.
15519 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
15520 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15521 (expand_simple_operations): Likewise.
15522 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
15524 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
15525 of TREE_CODE_LENGTH.
15526 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
15528 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
15529 instead of TREE_CODE_LENGTH.
15531 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
15532 (tree_ic_transform): Likewise.
15533 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
15534 parameter instead of arglist. Fix callers.
15535 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
15536 (tree_stringops_transform): Likewise.
15537 (tree_indirect_call_to_profile): Likewise.
15538 (tree_stringops_values_to_profile): Likewise.
15540 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
15541 (eliminate_tail_call): Likewise.
15543 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
15545 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
15546 Use TREE_OPERAND_LENGTH and generalize to handle any number of
15548 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
15550 * omp-low.c (build_omp_barrier): Use build_call_expr.
15551 (lower_rec_input_clauses): Likewise.
15552 (lower_reduction_clauses): Likewise.
15553 (expand_parallel_call): Likewise.
15554 (maybe_catch_exception): Likewise.
15555 (expand_omp_for_generic): Likewise.
15556 (expand_omp_for_static_nochunk): Likewise.
15557 (expand_omp_sections): Likewise.
15558 (lower_omp_single_simple): Likewise.
15559 (lower_omp_single_copy): Likewise.
15560 (lower_omp_master): Likewise.
15561 (lower_omp_ordered): Likewise.
15562 (lower_omp_critical): Likewise.
15564 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
15565 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
15567 * tree-gimple.c (is_gimple_call_addr): Fix doc.
15568 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
15569 TREE_CODE_LENGTH. Add tcc_vl_exp case.
15571 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
15572 and generalize to handle any number of operands.
15573 (chrec_contains_undetermined): Likewise.
15574 (tree_contains_chrecs): Likewise.
15575 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
15577 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
15579 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
15580 fold_call_expr instead of fold_builtin.
15581 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
15582 match declarations there.
15583 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
15586 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
15587 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15589 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
15590 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
15592 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
15595 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
15596 (execute_cse_sincos): Use new CALL_EXPR accessors.
15598 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
15600 * gimple-low.c (lower_function_body): Use build_call_expr.
15601 (lower_builtin_setjmp): Likewise.
15603 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
15604 (set_storage_via_libcall): Likewise.
15605 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
15606 instead of TREE_CODE_LENGTH.
15607 (expand_expr_real_1): Use new CALL_EXPR accessors.
15609 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
15610 generalize to handle any number of operands.
15611 (TB_parent_eq): Likewise.
15613 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
15614 (strip_builtin_expect): Likewise.
15616 * function.c (gimplify_parameters): Use build_call_expr.
15618 * tree-vectorizer.c (vect_is_simple_reduction): Use
15619 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15621 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
15622 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
15624 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
15627 * gimplify.c (build_stack_save_restore): Use build_call_expr.
15628 (gimplify_decl_expr): Likewise.
15629 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
15630 Use new CALL_EXPR iterators.
15631 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
15632 (gimplify_modify_expr_to_memset): Likewise.
15633 (gimplify_variable_sized_compare): Likewise.
15634 (gimplify_omp_atomic_fetch_op): Likewise.
15635 (gimplify_omp_atomic_pipeline): Likewise.
15636 (gimplify_omp_atomic_mutex): Likewise.
15637 (gimplify_function_tree): Likewise.
15639 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
15640 (call_expr_flags): Likewise.
15641 (expand_call): Likewise.
15643 * except.c (expand_builtin_eh_return_data_regno): Pass entire
15644 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
15647 * coverage.c (create_coverage): Use build_call_expr.
15649 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
15650 (temp_call_expr_obstack): New.
15651 (pool_copy_list): Delete.
15652 (temp_copy_call_expr): New.
15653 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
15654 CALL_EXPR accessors. Get rid of special goo for copying argument
15655 lists and use temp_copy_call_expr instead.
15656 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
15657 CALL_EXPR accessors.
15658 (create_expression_by_pieces): Likewise. Use build_call_array
15659 to construct the result instead of fold_build3.
15660 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
15661 dealing with argument lists.
15662 (init_pre): Remove references to expression_node_pool and
15663 list_node_pool. Init temp_call_expr_obstack instead.
15664 (fini_pre): Remove references to expression_node_pool and
15667 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
15668 and walk arguments explicitly instead of as a list.
15670 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
15671 (mx_register_decls): Likewise.
15672 (mudflap_register_call): Likewise.
15673 (mudflap_finish_file): Likewise.
15675 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
15676 (ipa_callsite_compute_param): Likewise.
15678 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
15679 accessors and constructor.
15681 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
15682 accessors and constructor.
15683 (convert_tramp_reference): Likewise.
15684 (convert_call_expr): Likewise.
15685 (finalize_nesting_tree_1): Likewise.
15687 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
15690 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
15692 * tree-inline.c (initialize_inlined_parameters): Pass entire
15693 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
15695 (estimate_num_insns_1): Use new CALL_EXPR accessors.
15696 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
15698 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
15699 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15700 (vectorizable_reduction): Likewise.
15701 (vectorizable_call): Use new CALL_EXPR iterators.
15702 (vectorizable_conversion): Use build_call_expr.
15703 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
15704 (vect_gen_widened_results_half): Use build_call_expr.
15705 (vect_setup_realignment): Likewise.
15706 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
15708 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
15709 (pass_through_call): Likewise.
15710 (compute_object_sizes): Likewise. Use fold_call_expr instead of
15713 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
15714 (tree_gen_pow2_profiler): Likewise.
15715 (tree_gen_one_value_profiler): Likewise.
15716 (tree_gen_ic_func_profiler): Likewise.
15717 (tree_gen_average_profiler): Likewise.
15718 (tree_gen_ior_profiler): Likewise.
15720 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
15721 (find_func_aliases): Use new CALL_EXPR accessors. Add case
15722 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15724 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
15725 of TREE_CODE_LENGTH.
15727 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
15728 of TREE_CODE_LENGTH.
15730 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
15732 (convert_to_integer): Likewise.
15734 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
15737 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15738 Brooks Moses <brooks.moses@codesourcery.com>
15739 Lee Millward <lee.millward@codesourcery.com>
15741 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
15743 * config/frv/frv.c (frv_expand_builtin): Likewise.
15744 * config/s390/s390.c (s390_expand_builtin): Likewise.
15746 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
15747 (sparc_expand_builtin): Use new CALL_EXPR accessors.
15749 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
15750 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
15751 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
15752 (ix86_expand_store_builtin): Likewise.
15753 (ix86_expand_unop_builtin): Likewise.
15754 (ix86_expand_unop1_builtin): Likewise.
15755 (ix86_expand_sse_compare): Likewise.
15756 (ix86_expand_sse_comi): Likewise.
15757 (ix86_expand_vec_init_builtin): Likewise.
15758 (ix86_expand_vec_ext_builtin): Likewise.
15759 (ix86_expand_vec_set_builtin): Likewise.
15760 (ix86_expand_builtin): Use new CALL_EXPR accessors.
15762 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
15763 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
15765 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
15766 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
15767 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
15769 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
15771 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
15772 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
15773 arglist. Use new CALL_EXPR accessors. Fix callers.
15774 (altivec_expand_abs_builtin): Likewise.
15775 (rs6000_expand_binop_builtin): Likewise.
15776 (altivec_expand_predicate_builtin): Likewise.
15777 (altivec_expand_lv_builtin): Likewise.
15778 (spe_expand_stv_builtin): Likewise.
15779 (altivec_expand_stv_builtin): Likewise.
15780 (rs6000_expand_ternop_builtin): Likewise.
15781 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
15782 (altivec_expand_st_builtin): Likewise.
15783 (altivec_expand_dst_builtin): Likewise.
15784 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
15785 arglist. Use new CALL_EXPR accessors. Fix callers.
15786 (altivec_expand_vec_set_builtin): Likewise.
15787 (altivec_expand_vec_ext_builtin): Likewise.
15788 (altivec_expand_builtin): Use new CALL_EXPR accessors.
15789 (spe_expand_builtin): Likewise.
15790 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
15791 arglist. Use new CALL_EXPR accessors. Fix callers.
15792 (spe_expand_evsel_builtin): Likewise.
15793 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
15794 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
15796 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
15797 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
15798 (arm_expand_unop_builtin): Likewise.
15799 (arm_expand_builtin): Use new CALL_EXPR accessors.
15801 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
15804 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
15805 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
15807 (bfin_expand_unop_builtin): Likewise.
15808 (bfin_expand_builtin): Use new CALL_EXPR accessors.
15810 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15811 Brooks Moses <brooks.moses@codesourcery.com>
15812 Lee Millward <lee.millward@codesourcery.com>
15814 * c-semantics.c (build_stmt): Add internal diagnostic check.
15816 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
15817 accessors. Print arguments explicitly instead of as a list.
15819 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
15821 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
15822 (c_finish_omp_flish): Likewise.
15824 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
15825 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
15826 instead of TREE_CODE_LENGTH.
15827 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
15828 (c_warn_unused_result): Likewise.
15830 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15833 * doc/invoke.texi (Warning Options): Remove
15834 -Werror-implicit-function-declaration.
15835 (Wimplicit-function-declaration): Update description.
15836 * opts.c (common_handle_option): Move handling of -Werror=* to...
15837 (enable_warning_as_error): ...here.
15838 * opts.h (enable_warning_as_error): Declare.
15839 * c-decl.c (implicit_decl_warning): Unless
15840 -Wno-implicit-function-declaration is given, emit a pedwarn if
15841 -std=c99 or emit a warning if -Wimplicit-function-declaration.
15842 * c.opt (Wimplicit-function-declaration): Replace
15843 mesg_implicit_function_declaration with
15844 warn_implicit_function_declaration.
15845 * c-opts.c (c_common_handle_option):
15846 -Werror-implicit-function-declaration is exactly equal as
15847 -Werror=implicit-function-declaration.
15848 (set_Wimplicit): Replace mesg_implicit_function_declaration with
15849 warn_implicit_function_declaration.
15850 (c_common_post_options): -Wimplict-function-declaration is enabled
15851 by default by -std=c99, otherwise is disabled by default.
15852 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
15854 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
15856 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
15857 DECL on the rhs to a DECL on the lhs for debug info purposes if the
15858 former is ignored but not the latter.
15860 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
15862 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
15863 is made and the reference doesn't use the alias set of its type,
15864 do not create the temporary using that type.
15866 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
15868 * jump.c: Remove prototypes for delete_computation and
15869 delete_prior_computation.
15871 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
15873 * jump.c (get_label_after): Delete.
15874 (get_label_before, delete_computation, delete_jump,
15875 delete_prior_computation, follow_jumps): Move...
15876 * reorg.c (delete_computation, delete_prior_computation): ... here...
15877 (get_label_before, delete_jump): ... making these static ...
15878 (follow_jumps): ... and simplifying this since it only runs after
15880 * rtl.h (get_label_after, get_label_before, delete_jump,
15881 follow_jumps): Delete prototypes.
15883 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
15885 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
15887 2007-02-15 Nick Clifton <nickc@redhat.com>
15889 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
15890 order to prevent it from being munged by the target.
15892 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
15894 * config/i386/i386.md: Remove misleading comment.
15896 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15898 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
15899 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
15902 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15904 * tree-sra.c (instantiate_missing_elements): Canonicalize
15906 (sra_build_assignment): New.
15907 (generate_copy_inout, generate_element_copy,
15908 generate_element_zero, generate_one_element_init): Use it.
15910 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15912 * tree-sra.c (instantiate_missing_elements): Canonicalize
15914 (sra_build_assignment): New.
15915 (generate_copy_inout, generate_element_copy,
15916 generate_element_zero, generate_one_element_init): Use it.
15918 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15920 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
15923 2007-02-14 Joseph Myers <joseph@codesourcery.com>
15925 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
15926 types as aggregates not scalars.
15927 * function.c (assign_stack_temp_for_type): Likewise.
15929 2007-02-14 Roger Sayle <roger@eyesopen.com>
15930 Zdenek Dvorak <dvorakz@suse.cz>
15932 * tree-dump.c (dump_switch_p_1): Require exact match of the option
15935 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
15937 * passes.c (next_pass_1): Clear the next field of the copied
15940 2007-02-14 Richard Henderson <rth@redhat.com>
15942 * tree-sra.c (early_sra): New.
15943 (decl_can_be_decomposed_p): Deny va_list if early_sra.
15944 (tree_sra_early, pass_sra_early): New.
15945 * tree-pass.h (pass_sra_early): Declare.
15946 * passes.c (init_optimization_passes): Use it.
15948 2007-02-14 Richard Guenther <rguenther@suse.de>
15950 * flags.h (issue_strict_overflow_warning): Convert to a macro.
15952 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
15954 PR tree-optimization/30771
15955 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
15957 (vect_analyze_operations): Induction phis can now be marked as
15959 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
15960 Update documentation accordingly.
15962 2007-02-14 Nick Clifton <nickc@redhat.com>
15964 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
15965 most 3 arguments are supported.
15966 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
15968 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
15970 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
15971 Ensure dst->current is valid.
15973 2007-02-13 Paul Brook <paul@codesourcery.com>
15975 * config.gcc: Add arm*-*-uclinux-*eabi.
15976 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
15977 (SUBTARGET_EXTRA_LINK_SPEC): Define.
15978 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
15979 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
15980 (LINK_SPEC): Define.
15981 (LIB_SPEC): Define.
15982 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
15984 * config/arm/uclinux-eabi.h: New file.
15985 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
15986 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
15989 2007-02-13 Ian Lance Taylor <iant@google.com>
15991 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
15992 * flags.h (warn_strict_overflow): Declare.
15993 (enum warn_strict_overflow_code): Define.
15994 (issue_strict_overflow_warning): New static inline function.
15995 * opts.c (warn_strict_overflow): New variable.
15996 (common_handle_option): Handle OPT_Wstrict_overflow and
15997 OPT_Wstrict_overflow_.
15998 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
16000 * fold-const.c: Include intl.h.
16001 (fold_deferring_overflow_warnings): New static variable.
16002 (fold_deferred_overflow_warning): New static variable.
16003 (fold_deferred_overflow_code): New static variable.
16004 (fold_defer_overflow_warnings): New function.
16005 (fold_undefer_overflow_warnings): New function.
16006 (fold_undefer_and_ignore_overflow_warnings): New function.
16007 (fold_deferring_overflow_warnings_p): New function.
16008 (fold_overflow_warning): New static function.
16009 (make_range): Add strict_overflow_p parameter. Change all
16011 (extract_muldiv, extract_muldiv_1): Likewise.
16012 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
16013 tree_expr_nonnegative_p.
16014 (fold_negate_expr): Call fold_overflow_warning.
16015 (fold_range_test): Likewise.
16016 (fold_comparison): Likewise.
16017 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
16018 instead of tree_expr_nonnegative_p.
16019 (tree_expr_nonnegative_warnv_p): Rename from
16020 tree_expr_nonnegative_p, add strict_overflow_p parameter.
16021 (tree_expr_nonnegative_p): New function.
16022 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
16023 strict_overflow_p parameter.
16024 (tree_expr_nonzero_p): New function.
16025 * passes.c (verify_interpass_invariants): New static function.
16026 (execute_one_pass): Call it.
16027 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
16029 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
16030 (estimate_numbers_of_iterations): Likewise.
16031 (scev_probably_wraps_p): Likewise.
16032 * tree-ssa-ccp.c: Include "toplev.h".
16033 (evaluate_stmt): Defer fold overflow warnings until we know we are
16035 (struct fold_stmt_r_data): Add stmt field.
16036 (fold_stmt_r): Defer fold overflow warnings until we know we
16038 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
16039 (fold_stmt_inplace): Likewise.
16040 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
16041 (cleanup_control_expr_graph): Defer fold overflow warnings until
16042 we know we are going to optimize.
16043 * tree-cfg.c (fold_cond_expr_cond): Likewise.
16044 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
16046 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16047 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
16048 * tree-ssa-loop-manip.c (create_iv): Likewise.
16049 * c-typeck.c (build_conditional_expr): Likewise.
16050 (build_binary_op): Likewise.
16051 * tree-vrp.c (vrp_expr_computes_nonzero): Call
16052 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
16053 (extract_range_from_unary_expr): Likewise.
16054 * simplify-rtx.c (simplify_const_relational_operation): Warn when
16055 assuming that signed overflow does not occur.
16056 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
16057 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
16058 (fold_defer_overflow_warnings): Declare.
16059 (fold_undefer_overflow_warnings): Declare.
16060 (fold_undefer_and_ignore_overflow_warnings): Declare.
16061 (fold_deferring_overflow_warnings_p): Declare.
16062 (tree_expr_nonzero_warnv_p): Declare.
16063 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
16064 of warning options.
16065 (Warning Options): Document -Wstrict-overflow.
16066 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
16067 (tree-ssa-ccp.o): Likewise.
16068 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
16069 (fold-const.o): Depend on intl.h.
16071 2007-02-13 Ian Lance Taylor <iant@google.com>
16073 PR middle-end/30751
16074 * lower-subreg.c (resolve_simple_move): Decompose subregs in
16077 2007-02-13 Stuart Hastings <stuart@apple.com>
16079 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
16081 2007-02-13 Richard Henderson <rth@redhat.com>
16083 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
16084 handled_component_p before looking for the indirect_ref.
16086 2007-02-13 Richard Henderson <rth@redhat.com>
16088 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
16089 remove flags clobber.
16090 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
16091 (bswaphi_lowpart): New.
16092 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
16093 remove TARGET_BSWAP test. Delete expander of the same name.
16095 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
16096 (expand_unop): Use them.
16098 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
16100 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
16101 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
16102 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
16103 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
16104 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
16105 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
16106 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
16107 assembler dialect choice from asm templates.
16109 2007-02-12 Richard Henderson <rth@redhat.com>
16111 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
16112 (fixuns_trunc<SSEMODEF>si2): Use it.
16113 * config/i386/sse.md (vec_setv4sf_0): Export.
16114 * config/i386/i386.c (ix86_build_const_vector): Export.
16115 (ix86_split_convert_uns_si_sse): Rename from
16116 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
16117 * config/i386/i386-protos.h: Update.
16119 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16122 * c-typeck.c (c_finish_return): Improve warning message.
16124 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16126 * alias.c (find_symbolic_term): Delete unused function.
16128 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
16130 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
16131 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
16132 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
16134 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
16136 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
16137 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
16138 the function, temporarily point the debug interface to the null one.
16140 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
16142 * dwarf2out.c (round_up_to_align): New static function.
16143 (field_byte_offset): Use it to round the offset.
16145 2007-02-12 Richard Henderson <rth@redhat.com>
16147 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
16148 (inswl_const): Export.
16150 2007-02-12 Richard Henderson <rth@redhat.com>
16152 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
16153 result mode of the libcall, convert back to outmode.
16155 2007-02-12 Roger Sayle <roger@eyesopen.com>
16157 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
16158 (bswapdi2): New define_expand to implement 32-bit implementation.
16160 2007-02-12 Nick Clifton <nickc@redhat.com>
16162 * doc/invoke.texi (Overall Options): Document --help=.
16163 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
16164 (cc1_options): Pass --help= on to cc1.
16165 (display_help): Add description of --help=.
16166 (process_command): Add code to handle --help=. Allow translated
16167 --help and --target-help switches to be passed on to compiler
16169 (main): Remove unused if statement.
16170 * opts.c (columns): Remove.
16171 (LEFT_COLUMN): Define.
16172 (wrap_help): Add columns argument.
16173 (print_filtered_help): Change parameters to be an include bitmask,
16174 an exclude bitmask, an any bitmask and the column width. Move the
16175 code to display the params list here. Add code to display the
16176 status of options rather than their descriptions if the quiet flag
16178 (print_specific_help): Change parameters to be an include bitmask,
16179 an exclude bitmask and an any bitmask. Move code to look up the
16180 column width here. Decide upon the title for an options listing.
16181 (common_handle_options): Add code to handle --help=. Adapt code
16182 for --help and --target-help to use the revised form of the
16183 print_specific_help function.
16184 (print_help): Delete.
16185 (print_param_help): Delete.
16186 (print_switch): Delete.
16187 * opts.h (cl_lang_count): Add prototype.
16188 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
16189 CL_MAX_OPTION_CLASS): New defines.
16190 * optc-gen.awk: Add construction of cl_lang_count.
16191 * c.opt: Add Warning attribute to warning options and Optimization
16192 attribute to optimization options.
16193 * common.opt: Likewise.
16195 Add -fhelp and -ftarget-help as aliases for the transformed --help
16196 and --target-help options.
16197 * opt-functions.awk: Add code to handle Warning and Optimization
16200 2007-02-12 Richard Henderson <rth@redhat.com>
16202 * config/alpha/constraints.md: New file.
16203 * config/alpha/alpha.c: Include tm-constrs.h.
16204 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
16205 alpha_extra_constraint): Remove.
16206 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
16207 * config/alpha/alpha-protos.h: Update.
16208 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
16209 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
16210 (EXTRA_CONSTRAINT): Remove.
16211 * config/alpha/alpha.md: Include constraints.md.
16212 (adddi splitter): Use satisfies_constraint_*.
16213 * config/alpha/predicates.md (add_operand): Likewise.
16214 (sext_add_operand, addition_operation): Likewise.
16216 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
16218 PR tree-optimization/29145
16219 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
16220 in our handling of restrict qualified pointers.
16222 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16225 * doc/invoke.texi (Wunused-value): Update description.
16226 (Wextra): Delete item.
16227 * opts.c (set_Wextra): Don't use the value of Wextra to set the
16228 value of Wunused-value.
16229 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
16230 (c_finish_stmt_expr): Don't check extra_warnings.
16231 (emit_side_effect_warnings): The caller is responsible to check
16234 2007-02-11 Roger Sayle <roger@eyesopen.com>
16235 Matt Thomas <matt@3am-software.com>
16237 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
16239 2007-02-11 Roger Sayle <roger@eyesopen.com>
16241 * simplify-rtx.c (simplify_relational_operation_1): Optimize
16242 comparisons of POPCOUNT against zero.
16243 (simplify_const_relational_operation): Likewise.
16245 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16247 * doc/invoke.texi (Wextra): Delete outdated paragraph.
16249 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16251 * dwarf2out.c (root_type): Delete unused function.
16253 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16255 * genattrtab.c (contained_in_p): Delete unused function.
16256 (write_expr_attr_cache): Likewise.
16258 2007-02-11 Jan Hubicka <jh@suse.cz>
16260 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
16263 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
16265 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
16266 to add the REG_EQ* note.
16267 * see.c (see_merge_one_use_extension): Likewise.
16268 * local-alloc.c (update_equiv_regs): Likewise. Also don't
16269 turn REG_EQUAL notes into REG_EQUIV notes if the target
16270 register may have more than one set.
16271 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
16272 * gcse.c (try_replace_reg): Likewise.
16273 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
16274 * calls.c (fixup_tail_calls): Likewise. Abort if there is
16275 more than one REG_EQUIV note.
16276 * reload1.c (gen_reload): Use set_unique_reg_note.
16278 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
16280 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
16281 (ix86_builtin_conversion): New function.
16283 2007-02-06 Mark Mitchell <mark@codesourcery.com>
16286 * tree.h (DECL_REPLACEABLE_P): New macro.
16287 * except.c (set_nothrow_function_flags): Likewise.
16289 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
16290 Ira Rosen <irar@il.ibm.com>
16291 Dorit Nuzman <dorit@il.ibm.com>
16293 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
16294 * targhooks.c (default_builtin_vectorized_conversion): New.
16295 * targhooks.h (default_builtin_vectorized_function): New declaration.
16296 * target.h (struct vectorize): Add builtin_conversion field.
16297 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
16298 stmt_vec_info_type value.
16299 (vectorizable_conversion): New declaration.
16300 * tree-vect-analyze.c (vect_analyze_operations): Add
16301 vectorizable_conversion call.
16302 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
16303 * tree-vect-transform.c (vectorizable_conversion): New function.
16304 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
16305 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
16307 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
16308 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
16309 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
16310 or ALTIVEC_BUILTIN_VCFSX.
16312 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16315 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
16316 CONST_DOUBLE and operand 0 is a hard register.
16317 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
16318 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
16319 is a hard floating-point register.
16321 2007-02-10 Richard Henderson <rth@redhat.com>
16322 Jakub Jelinek <jakub@redhat.com>
16323 Alexandre Oliva <aoliva@redhat.com>
16325 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
16326 * builtin-types.def (BT_WORD): Make unsigned.
16327 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
16328 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
16329 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
16330 * c-decl.c (grokdeclarator): Don't error if !have_tls.
16331 * c-parser.c (c_parser_omp_threadprivate): Likewise.
16332 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
16334 * expr.c (emutls_var_address): New.
16335 (expand_expr_real_1): Expand emulated tls.
16336 (expand_expr_addr_expr_1): Likewise.
16337 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
16338 * output.h (emutls_finish): Declare.
16339 * toplev.c (compile_file): Call it.
16340 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
16341 address before wrapping in CONST.
16342 * varasm.c (emutls_htab, emutls_object_type): New.
16343 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
16344 (get_emutls_object_name, get_emutls_object_type): New.
16345 (get_emutls_init_templ_addr, emutls_decl): New.
16346 (emutls_common_1, emutls_finish): New.
16347 (assemble_variable): When emulating tls, swap decls; generate
16348 constructor for the emutls objects.
16349 (do_assemble_alias): When emulating tls, swap decl and target name.
16350 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
16352 * varpool.c (decide_is_variable_needed): Look at force_output.
16353 Recurse for emulated tls.
16354 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
16355 with decide_is_variable_needed.
16356 * emutls.c: New file.
16357 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
16358 tls_object for real tls.
16360 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
16362 PR rtl-optimization/29599
16363 * reload1.c (eliminate_regs_in_insn): Take the destination
16364 mode into account when computing the offset.
16366 2007-02-09 Stuart Hastings <stuart@apple.com>
16367 Richard Henderson <rth@redhat.com>
16369 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
16370 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
16371 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
16372 fixuns_truncdfhi2): New.
16373 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
16374 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
16375 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
16376 (floatunssidf2): Allow nonimmediate source.
16377 * config/i386/sse.md (movdi_to_sse): New.
16378 (vec_concatv2di): Drop '*'.
16379 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
16380 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
16381 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
16383 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
16384 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
16385 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
16386 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
16387 (ix86_build_signbit_mask): Fix decl of v, refactor to call
16388 ix86_build_const_vector.
16389 (x86_emit_floatuns): Rewrite.
16391 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16393 * genautomata.c (longest_path_length): Delete unused function.
16394 (struct state): Delete unused longest_path_length.
16395 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
16396 (get_free_state): Delete unused.
16398 2007-02-09 Jan Hubicka <jh@suse.cz>
16400 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
16401 * doc/invoke.texi (inline-unit-growth): Update default value.
16403 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
16404 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
16405 (rebuild_cgraph_edges): Likewise.
16406 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
16407 (dump_cgraph_node): Dump frequencies.
16408 (cgraph_clone_edge): Add frequency scales.
16409 (cgraph_clone_node): Add freuqnecy.
16410 * cgraph.h (cgraph_edge): Add freuqnecy argument.
16411 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
16412 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
16413 * tree-pass.h (TODO_rebuild_frequencies): New constant.
16414 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
16415 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
16416 (save_inline_function_body): Likewise.
16417 * ipa-inline.c: inluce rtl.h
16418 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
16419 (cgraph_edge_badness): Use frequencies.
16420 (cgraph_decide_recursive_inlining): Update clonning.
16421 (cgraph_decide_inlining_of_small_function): Dump frequency.
16422 * predict.c (estimate_bb_frequencies): Export.
16423 * predict.h (estimate_bb_frequencies): Declare.
16424 * tree-inline.c (copy_bb): Watch overflows.
16425 (expand_call_inline): Update call of cgraph_create_edge.
16426 (optimize_inline_calls): Use TODO flags to update frequnecies.
16427 * passes.h: Include predict.h
16428 (init_optimization_passes): Move profile ahead.
16429 (execute_function_todo): Handle TODO_rebuild_frequencies.
16431 2007-02-09 Roger Sayle <roger@eyesopen.com>
16433 * config/alpha/alpha.c (emit_insxl): Force the first operand of
16434 the insbl or inswl pattern into a register.
16436 2007-02-09 Roger Sayle <roger@eyesopen.com>
16438 * config/ia64/ia64.md (bswapdi2): New define_insn.
16440 2007-02-09 Richard Henderson <rth@redhat.com>
16442 * config/i386/constraints.md (Ym): New constraint.
16443 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
16444 (movdi_1_rex64): Split sse and xmm general register moves from
16445 memory move alternatives. Use conditional register constraints.
16446 (movsf_1, movdf_integer): Likewise.
16447 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
16448 (movdf_integer_rex64): New.
16449 (pushsf_rex64): Fix output constraints.
16450 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
16451 (sse2_stored): Likewise.
16452 (sse2_storeq_rex64): New.
16453 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
16454 amd and not generic.
16455 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
16456 for optimize_size. Remove SF/DFmode hack.
16458 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16460 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
16463 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
16464 Richard Sandiford <richard@codesourcery.com>
16466 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
16467 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
16468 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
16469 m68k/t-mlib to tmake_file.
16470 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
16471 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
16472 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
16473 Allow it to be cf or m68k. Set m68k_arch_family. If that
16474 variable is not empty, add t-$m68k_arch_family to tmake_file.
16475 Add t-mlibs to tmake_file.
16476 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
16477 * config/m68k/t-cf: New file.
16478 * config/m68k/t-m68k: Likewise.
16479 * config/m68k/t-mlibs: Likewise.
16480 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16481 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16482 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
16483 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16484 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
16486 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
16487 (INSTALL_LIBGCC): Delete.
16488 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
16489 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16490 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16491 (M68K_MLIB_CPU): Define.
16492 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16493 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16494 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
16496 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
16497 Richard Guenther <rguenther@suse.de>
16499 PR middle-end/23361
16500 * fold-const.c (fold_comparison): Handle obfuscated comparisons
16501 against INT_MIN/INT_MAX.
16502 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
16503 file if a loop is removed.
16505 2007-02-09 Joseph Myers <joseph@codesourcery.com>
16507 * calls.c (store_one_arg): Pass correct alignment to
16508 emit_push_insn for non-BLKmode values.
16509 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
16510 unaligned stack slot via a suitably aligned slot.
16512 2007-02-08 DJ Delorie <dj@redhat.com>
16514 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
16516 (legal_subregs): Use unsigned char, make const.
16517 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
16519 2007-02-08 Paul Brook <paul@codesourcery.com>
16521 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
16522 special interworking needed.
16524 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
16526 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
16527 conditional to __SSE2__.
16528 (Entries below should have been added to first ChangeLog
16529 entry for amdfam10 dated 2007-02-05)
16530 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
16532 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
16534 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
16537 2007-02-08 DJ Delorie <dj@redhat.com>
16539 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
16540 * config/m32c/m32c.c (legal_subregs): New.
16541 (m32c_illegal_subreg_p): New.
16542 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
16543 unsupported subregs of hard regs.
16545 2007-02-08 Jan Hubicka <jh@suse.cz>
16547 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
16548 the same one; always update histograms.
16550 2007-02-08 Diego Novillo <dnovillo@redhat.com>
16552 * passes.c (init_optimization_passes): Tidy comment.
16554 2007-02-08 Roger Sayle <roger@eyesopen.com>
16556 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
16557 strip zero_extend, bswap and rotates from POCOUNT's argument.
16558 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
16559 zero_extend and rotates from PARITY's argument.
16560 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
16561 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
16562 of an integer constant at compile-time.
16564 2007-02-08 Diego Novillo <dnovillo@redhat.com>
16567 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
16569 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
16572 * tree-ssa-live.c (remove_unused_locals): Do not remove
16573 TREE_ADDRESSABLE variables.
16574 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
16575 * tree-ssa-operands.c (add_virtual_operand): Remove argument
16576 FOR_CLOBBER. Update all users.
16577 If VAR has an associated alias set, add a virtual operand for
16578 it if no alias is found to conflict with the memory reference.
16580 2007-02-07 Jan Hubicka <jh@suse.cz>
16581 Robert Kidd <rkidd@crhc.uiuc.edu>
16583 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
16585 2007-02-07 Ian Lance Taylor <iant@google.com>
16587 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
16589 2007-02-07 Roger Sayle <roger@eyesopen.com>
16591 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
16592 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
16593 tablejumpdi, movsi_to_cr_one): Remove constraints from
16594 define_expand's match_operands.
16596 2007-02-07 Roger Sayle <roger@eyesopen.com>
16598 * global.c (compute_regsets): Move declatation of "i" inside of
16599 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
16601 2007-02-07 Jakub Jelinek <jakub@redhat.com>
16604 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
16605 of INDIRECT_REF <RESULT_DECL>.
16607 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
16609 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
16610 Kaz Kojima <kkojima@gcc.gnu.org>
16613 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
16615 (sh_initialize_trampoline): Add parentheses to avoid a warning.
16617 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16619 * doc/loop.texi: Document possibility not to perform disambiguation
16620 of loops with multiple latches.
16621 * cfgloopmanip.c (alp_enum_p): Removed.
16622 (add_loop): Handle subloops. Use get_loop_body_with_size.
16623 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
16624 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
16625 the new forwarder block.
16626 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
16627 Handle the case latch is NULL.
16628 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
16629 modifications when marking loop exits.
16630 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
16632 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
16633 disambiguate_loops_with_multiple_latches.
16634 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
16635 before fix_loop_structure.
16636 * cfgloop.c: Include pointer-set.h and output.h.
16637 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
16638 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
16639 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
16640 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
16641 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
16642 disambiguate_multiple_latches, get_loop_body_with_size,
16643 disambiguate_loops_with_multiple_latches): New functions.
16644 (flow_loop_dump): Dump multiple latch edges.
16645 (flow_loop_nodes_find): Handle loops with multiple latches.
16646 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
16647 (glb_enum_p): Modified.
16648 (get_loop_body): Use get_loop_body_with_size.
16649 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
16650 (AVOID_CFG_MODIFICATIONS): New constant.
16651 (disambiguate_loops_with_multiple_latches, add_loop,
16652 get_loop_body_with_size): Declare.
16653 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
16655 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
16657 PR inline-asm/28686
16658 * global.c (compute_regsets): New function.
16659 (global_alloc): Refactored ELIMINABLE_REGSET
16660 and NO_GLOBAL_ALLOC_REGS computation out.
16661 (rest_of_handle_global_alloc): Call compute_regsets()
16662 for non-optimizing case.
16664 2007-02-06 Richard Henderson <rth@redhat.com>
16666 * config/i386/constraints.md (Y2): Rename from Y.
16667 (Yi): New constraint.
16668 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
16669 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
16670 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
16671 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
16672 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
16673 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
16674 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
16675 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
16676 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
16677 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
16678 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
16679 vec_extractv2si_1): Change Y constraints to Y2.
16680 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
16681 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
16682 Change Y constraints to Y2.
16683 (sse2_loadld): Change Y constraints to x.
16685 2007-02-06 Roger Sayle <roger@eyesopen.com>
16687 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
16688 (parity<mode>2): New define_expand using rs6000_emit_parity.
16689 * config/rs6000/rs6000.c (rs6000_emit_popcount,
16690 rs6000_emit_parity): New functions.
16691 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
16692 rs6000_emit_parity): Prototype here.
16694 2007-02-06 Ian Lance Taylor <iant@google.com>
16696 * lower-subreg.c (simple_move_operand): Reject CONST.
16697 (resolve_clobber): Call validate_change rather than directly
16698 assigning to XEXP (pat, 0).
16700 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
16702 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
16703 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
16704 (tree-cfg.o): Remove hashtab.h dependency.
16706 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
16707 (struct ivopts_data): Change niters to pointer_map_t.
16708 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
16709 (niter_for_exit): Create pointer_map on demand. Change for
16711 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
16712 (free_loop_data): Destroy data->niters if created and reset field.
16713 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
16714 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
16716 * tree-ssa-reassoc.c: Include pointer-set.h.
16717 (bb_rank): Change to long *.
16718 (operand_rank): Change to pointer_map_t.
16719 (find_operand_rank): Return long, -1 if not found. Declare as inline.
16720 (insert_operand_rank): Accept long.
16721 (operand_entry_hash, operand_entry_eq): Remove.
16722 (get_rank): Return long. Adjust for changes above.
16723 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
16725 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
16727 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
16728 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
16729 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
16731 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
16732 directly since it cannot be NULL.
16733 (get_vi_for_tree): Rewrite for pointer_map API.
16734 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
16735 (init_alias_vars): Create vi_for_tree as pointer_map.
16736 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
16738 * tree-cfg.c: Don't include hashtab.h.
16739 (edge_to_cases): Declare as pointer_map.
16740 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
16742 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
16743 (start_recording_case_labels): Create edge_to_cases as pointer_map.
16744 (end_recoding_case_labels): Cleanup edge_to_cases manually before
16746 (record_switch_edge): Delete.
16747 (get_cases_for_edge): Adjust for pointer_map API, inline
16748 record_switch_edge (rewritten for new API), remove goto.
16750 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
16752 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
16753 * tree-nested.c: Include pointer-set.h.
16754 (var_map_elt, var_map_eq, var_map_hash): Delete.
16755 (struct nesting_info): Remove GTY marker. Change the two htab_t's
16756 to pointer_map_t's.
16757 (nesting_info_bitmap_obstack): New.
16758 (lookup_field_for_decl): Adjust for pointer_map API.
16759 (lookup_tramp_for_decl): Adjust for pointer_map API.
16760 (get_nonlocal_debug_decl): Adjust for pointer_map API.
16761 (get_local_debug_decl): Adjust for pointer_map API.
16762 (convert_nl_goto_reference): Adjust for pointer_map API.
16763 (convert_nl_goto_receiver): Adjust for pointer_map API.
16764 (create_nesting_tree): Create outside GGC space. Create bitmap on
16765 the new obstack. Create field_map and var_map as pointer_maps.
16766 (free_nesting_tree): Adjust for changes to create_nesting_tree.
16768 (lower_nested_functions): Move root here, no need to NULL it.
16769 Initialize and release the obstack.
16771 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
16773 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
16774 Remove prototypes and make them non-static.
16775 (struct tree_int_map): Remove.
16776 * tree.h (struct tree_int_map): Move here, turning TO into an
16778 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
16780 * tree.h (TREE_COMPLEXITY): Remove.
16781 (struct tree_exp): Remove complexity field.
16782 * tree.c (build1_stat): Don't set it.
16784 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
16785 Victor Kaplansky <victork@il.ibm.com>
16787 * tree-vectorizer.c (vect_is_simple_use): Support induction.
16788 (vect_is_simple_reduction): Support reduction with induction as
16789 one of the operands.
16790 (vect_is_simple_iv_evolution): Fix formatting.
16791 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
16792 formatting. Don't mark induction phis for vectorization.
16793 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
16794 * tree-vect-transform.c (get_initial_def_for_induction): New function.
16795 (vect_get_vec_def_for_operand): Support induction.
16796 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
16798 (vectorizable_reduction): Support reduction with induction as one of
16800 (vectorizable_type_demotion): Use def-type of stmt argument rather
16801 than dummy def-type.
16803 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
16804 flag_tree_scev_cprop.
16805 * common.opt (tree-scev-cprop): New flag.
16807 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
16808 call to vect_get_new_vect_var.
16810 2007-02-06 Ira Rosen <irar@il.ibm.com>
16812 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
16813 vectype is not NULL.
16814 (vect_pattern_recog_1): Likewise.
16816 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16818 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
16819 (fold_negate_expr): Likewise.
16821 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
16824 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
16825 even if cv-qualification is the same.
16827 2007-02-05 Geoffrey Keating <geoffk@apple.com>
16829 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
16830 __enable_execute_stack on completion.
16832 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16834 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
16835 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
16836 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
16837 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
16838 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
16839 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
16840 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
16841 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
16843 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16845 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
16846 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
16847 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
16848 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
16849 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
16850 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
16851 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
16852 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
16853 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
16854 umuldi3_highpart_rex64, umulsi3_highpart_insn,
16855 umulsi3_highpart_zext, smuldi3_highpart_rex64,
16856 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
16857 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
16858 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
16859 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
16860 sqrtextenddfxf2_i387): Added amdfam10_decode.
16862 * config/i386/athlon.md (athlon_idirect_amdfam10,
16863 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
16864 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
16865 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
16866 athlon_ivector_store_amdfam10): New define_insn_reservation.
16867 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
16870 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16872 * config/i386/athlon.md (athlon_call_amdfam10,
16873 athlon_pop_amdfam10, athlon_lea_amdfam10): New
16874 define_insn_reservation.
16875 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
16876 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
16877 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
16879 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16881 * config/i386/athlon.md (athlon_sseld_amdfam10,
16882 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
16883 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
16885 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16887 * config/i386/athlon.md (athlon_sseins_amdfam10): New
16888 define_insn_reservation.
16889 * config/i386/i386.md (sseins): Added sseins to define_attr type
16890 and define_attr unit.
16891 * config/i386/sse.md: Set type attribute to sseins for insertq
16894 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16896 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
16897 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
16898 ssecomi_load_amdfam10, ssecomi_amdfam10,
16899 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
16900 define_insn_reservation.
16901 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
16903 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16905 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
16906 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
16907 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
16908 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
16909 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
16910 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
16911 define_insn_reservation.
16913 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
16914 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
16915 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
16916 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
16917 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
16919 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16921 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
16922 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
16923 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
16924 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
16925 athlon_ssemul_load_k8): Added amdfam10.
16927 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16929 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
16930 (x86_sse_unaligned_move_optimal): New variable.
16932 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
16934 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
16935 for unaligned vector SSE double/single precision loads for AMDFAM10.
16937 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16939 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
16940 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
16941 Define TARGET_CPU_DEFAULT_amdfam10.
16942 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
16943 (processor_type): Add PROCESSOR_AMDFAM10.
16945 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
16946 processor_type in config/i386/i386.h.
16947 Enable imul peepholes for TARGET_AMDFAM10.
16949 * config.gcc: Add support for --with-cpu option for amdfam10.
16951 * config/i386/i386.c (amdfam10_cost): New variable.
16952 (m_AMDFAM10): New macro.
16953 (m_ATHLON_K8_AMDFAM10): New macro.
16954 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
16955 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
16956 x86_promote_QImode, x86_integer_DFmode_moves,
16957 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16958 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
16959 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
16960 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
16961 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
16962 Enable/disable for amdfam10.
16963 (override_options): Add amdfam10_cost to processor_target_table.
16964 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
16965 processor_alias_table.
16966 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
16967 (ix86_adjust_cost): Add code for amdfam10.
16969 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16971 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
16972 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
16973 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
16974 * config/i386/i386.h: Add builtin definition for SSE4A.
16975 * config/i386/i386.md: Add support for ABM instructions
16976 (popcnt and lzcnt).
16977 * config/i386/sse.md: Add support for SSE4A instructions
16978 (movntss, movntsd, extrq, insertq).
16979 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
16980 Add -march=amdfam10 flag.
16981 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
16982 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
16984 * doc/extend.texi: Add documentation for SSE4A builtins.
16986 2007-02-05 Bob Wilson <bob.wilson@acm.org>
16988 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
16990 2007-02-05 Richard Guenther <rguenther@suse.de>
16992 * tree-vectorizer.h (vectorizable_function): Add argument type
16993 argument, change return type.
16994 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
16995 * tree-vect-transform.c (vectorizable_function): Handle extra
16996 argument, return vectorized function decl.
16997 (build_vectorized_function_call): Remove.
16998 (vectorizable_call): Handle calls with result and argument types
16999 differing. Handle loop vectorization factor correctly.
17000 * targhooks.c (default_builtin_vectorized_function): Adjust for
17002 * targhooks.h (default_builtin_vectorized_function): Likewise.
17003 * target.h (builtin_vectorized_function): Add argument type
17005 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
17006 extra argument, allow vectorizing of lrintf.
17007 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
17008 documentation of target hook.
17010 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
17013 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
17014 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
17015 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
17017 2007-02-05 Roger Sayle <roger@eyesopen.com>
17019 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
17020 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
17021 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
17022 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
17023 before canonicalizing sincos to cexpi.
17024 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
17026 2007-02-05 Roger Sayle <roger@eyesopen.com>
17028 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
17029 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
17030 (alpha_init_builtins): Use alpha_add_builtins to process tables.
17032 2007-02-05 Roger Sayle <roger@eyesopen.com>
17034 * mips-tfile.c (initialize_init_file): Correct endianness test.
17036 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
17038 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
17039 the 'y' constraint.
17041 2007-02-05 Richard Sandiford <richard@codesourcery.com>
17043 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
17044 saves in a PARALLEL before the register assignments.
17046 2007-02-05 Richard Sandiford <richard@codesourcery.com>
17048 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
17049 DWARF_FRAME_RETURN_COLUMN to be a general register.
17050 * dwarf2out.c (init_return_column_size): New function, split from...
17051 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
17052 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
17053 to be nongeneral registers.
17054 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
17056 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
17057 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
17059 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
17061 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
17063 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
17065 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
17066 (remove_path): Use can_remove_branch_p and remove_branch instead
17067 of loop_delete_branch_edge.
17068 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
17069 (tree_transform_and_unroll_loop): Remove dead branches immediately.
17070 Update profile using scale_dominated_blocks_in_loop.
17071 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
17072 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
17073 (can_remove_branch_p, remove_branch): Declare.
17074 * tree-cfg.c (tree_can_remove_branch_p): New function.
17075 (tree_cfg_hooks): Add tree_can_remove_branch_p.
17076 * cfgrtl.c (rtl_can_remove_branch_p): New function.
17077 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
17079 2007-02-05 Jan Hubicka <jh@suse.cz>
17081 PR middle-end/30696
17082 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
17083 nodes in cgraph, don't remove offline copy of the function.
17085 2007-02-04 Jan Hubicka <jh@suse.cz>
17087 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
17088 vectors might cause maybe_lookup_element_for_expr to be called
17089 on non-sra-candidate.
17091 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17093 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
17094 config/bfin/bfin.md, config/bfin/predicates.md: Follow
17095 spelling conventions.
17097 2007-02-04 Richard Guenther <rguenther@suse.de>
17099 PR middle-end/30636
17100 * fold-const.c (try_move_mult_to_index): Make sure to not
17101 overflow one dimension of a multi-dimensional array access.
17103 2007-02-04 Jan Hubicka <jh@suse.cz>
17105 * passes.c (init_optimization_passes): Reindent.
17107 2007-02-04 Jan Hubicka <jh@suse.cz>
17108 Eric Botcazou <ebotcazou@adacore.com>
17110 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
17111 (execute_fixup_cfg): Break out the abnormal goto code.
17112 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
17113 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
17114 (optimize_inline_calls): Call make_nonlocal_label_edges.
17116 2007-02-04 Jan Hubicka <jh@suse.cz>
17118 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
17119 true when something was changed.
17120 (rename_ssa_copies): When something was changed, do
17121 TODO_remove_unused_locals.
17122 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17123 add TODO_remove_unused_locals when instruction was removed.
17125 2007-02-04 Jan Hubicka <jh@suse.cz>
17127 * ipa-inline.c (try_inline): Improve debug output; work on already
17129 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
17130 call try_inline for already inlined edges too when flattening;
17131 inline also functions that make callee growth but overall unit size
17134 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17136 * config/m32c/bitops.md, config/m32c/jump.md,
17137 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
17138 config/m32r/m32r.h, config/m32r/m32r.md,
17139 config/m32r/predicates.md, config/m68hc11/larith.asm,
17140 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
17141 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
17142 config/mips/mips-protos.h, config/mips/mips.c,
17143 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
17144 config/mn10300/mn10300.h, config/mn10300/predicates.md,
17145 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
17146 spelling conventions.
17148 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
17149 Follow spelling conventions.
17151 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
17153 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
17154 warn about C++0x compatibility.
17156 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17158 * config/h8300/h8300.c, config/h8300/h8300.h,
17159 config/h8300/h8300.md: Follow spelling conventions.
17161 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
17163 PR middle-end/30667
17164 * combine.c (try_combine): Do not substitute source operand
17165 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
17167 2007-02-03 Jan Hubicka <jh@suse.cz>
17169 PR gcov-profile/30650
17170 * value-prof.c (stringop_block_profile): Fix handling of size counter;
17171 do not divide by zero for never executed counters.
17172 (tree_find_values_to_profile): Fix counters.
17173 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
17175 2007-02-03 Ian Lance Taylor <iant@google.com>
17177 * lower-subreg.c (simple_move_operand): New static function,
17178 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
17180 (simple_move): Call simple_move_operand.
17181 (find_decomposable_subregs): Add special handling of MEMs.
17182 (can_decompose_p): Rename from cannot_decompose_p. Reverse
17183 meaning of return value. If we see a hard register, test whether
17184 it can store a word_mode value. Change all callers.
17186 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17188 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
17189 ftrapv insns and expanders.
17190 (subdi3): Change define_expand operand 1 to arith11_operand, and
17191 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
17192 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
17193 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
17196 PR middle-end/30174
17197 * varasm.c (notice_global_symbol): Treat global objects as weak when
17198 flag_shlib is true.
17200 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17202 * emit-rtl.c (dconstpi): Delete.
17203 (dconstsqrt2): New.
17204 (init_emit_once): Delete dconstpi and init dconstsqrt2.
17205 * real.h (dconstpi): Delete.
17206 (dconstsqrt2): New.
17207 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
17208 (fold_builtin_hypot): Likewise.
17210 2007-02-03 Tom Tromey <tromey@redhat.com>
17213 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
17214 -gcoff3, -gxcoff3, -gvms3 implies -dD.
17216 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
17218 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
17219 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
17220 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
17221 config/rs6000/cell.md, config/rs6000/darwin.h,
17222 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
17223 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
17224 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
17225 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
17226 typos. Follow spelling conventions.
17227 * doc/invoke.texi: Follow spelling conventions.
17229 2007-02-03 Roger Sayle <roger@eyesopen.com>
17231 * simplify-rtx.c (simplify_relational_operation_1): Implement some
17232 canonicalization transformations that attempt to simplify integer
17233 constant comparisons to become comparisons against zero.
17235 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17237 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
17239 * fold-const.c (fold_binary): Fix comment typos. Fold complex
17240 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
17242 2007-02-02 Mike Stump <mrs@apple.com>
17244 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
17245 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
17246 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
17247 generate a branch island.
17249 2007-02-02 Bob Wilson <bob.wilson@acm.org>
17251 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
17252 (xtensa_legitimate_address_p): New.
17253 (xtensa_legitimize_address): New.
17254 (xtensa_output_addr_const_extra): New.
17255 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
17257 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
17258 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
17259 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
17260 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
17261 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
17262 (xtensa_legitimize_address): New.
17263 (xtensa_output_addr_const_extra): New.
17265 2007-02-02 Steve Ellcey <sje@cup.hp.com>
17267 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
17269 2007-02-02 Ian Lance Taylor <iant@google.com>
17271 * expmed.c (expand_divmod): Add comment.
17273 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
17275 * emit-rtl.c (renumber_insns): Remove.
17276 * flags.h: Remove the extern for flag_renumber_insns.
17277 * rtl.h: Remove the prototype for renumber_insns.
17278 * toplev.c (flag_renumber_insns): Remove.
17280 2007-02-02 Hui-May Chang <hm.chang@apple.com>
17282 Revert for x86 darwin:
17283 2005-06-19 Uros Bizjak <uros@kss-loka.si>
17285 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
17286 code before the following patch under TARGET_MACHO.
17287 (ix86_function_value_regno_p): Likewise.
17289 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17291 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
17294 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17297 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
17298 loads to general or fp registers. Add comments.
17299 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
17301 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
17303 * pointer-set.c (insert_aux): Only return insertion slot.
17304 (pointer_set_insert): Adjust.
17305 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
17306 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
17307 pointer_map_traverse): New.
17308 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
17309 pointer_map_create, pointer_map_destroy, pointer_map_insert,
17310 pointer_map_contains, pointer_map_traverse): Declare.
17312 2007-02-02 Jakub Jelinek <jakub@redhat.com>
17314 PR middle-end/30473
17315 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
17316 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
17318 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17320 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
17322 (struct _dep): New type.
17323 (dep_t): New typedef.
17324 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
17325 (DEP_STATUS): New access macro. The macro with the same name was
17326 renamed to DEP_LINK_STATUS.
17327 (dep_init): Declare function
17329 (struct _dep_link): New type.
17330 (dep_link_t): New typedef.
17331 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
17332 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
17333 (DEP_LINK_STATUS): New macro.
17334 (debug_dep_links): New debug function.
17336 (struct _deps_list): New type.
17337 (deps_list_t): New typedef.
17338 (DEPS_LIST_FIRST): New access macro.
17339 (FOR_EACH_DEP_LINK): New cycle macro.
17340 (create_deps_list, free_deps_list, delete_deps_list): Declare
17342 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
17343 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
17344 (copy_deps_list_change_con): Ditto.
17346 (move_dep_link): Declare function.
17348 (struct _dep_node): New type.
17349 (dep_node_t): New typedef.
17350 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
17352 (struct haifa_insn_data.back_deps): New field to hold backward
17353 dependencies of the insn.
17354 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
17356 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
17357 Change its type to deps_list_t.
17358 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
17359 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
17360 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
17362 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
17364 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
17366 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
17368 (dep_cost): Declare.
17370 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
17371 (ds_to_dk, dk_to_ds): New functions.
17373 (init_dep_1): New static function.
17374 (init_dep): New function.
17375 (copy_dep): New static function.
17377 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
17379 (detach_dep_link): New static function.
17380 (move_dep_link): New function.
17382 (dep_links_consistent_p, dump_dep_links): New static functions.
17383 (debug_dep_links): New debugging function.
17385 (deps_obstack, dl_obstack, dn_obstack): New static variables.
17387 (alloc_deps_list, init_deps_list): New static functions.
17388 (create_deps_list): New function.
17389 (clear_deps_list): New static function.
17390 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
17391 (deps_list_consistent_p, dump_deps_list): New static functions.
17392 (debug_deps_list): New function.
17393 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
17395 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
17397 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
17398 use new scheduler dependencies lists.
17399 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
17400 (sched_analyze): Ditto. Initialize dependencies lists.
17401 (add_forw_dep, compute_forward_dependences): Update to use new
17402 scheduler dependencies lists.
17404 (init_dependency_caches): Init deps_obstack.
17405 (free_dependency_caches): Free deps_obstack.
17407 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
17408 new scheduler dependencies lists.
17409 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
17410 (add_back_forw_dep, delete_back_forw_dep): Ditto.
17412 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
17413 Update to use new scheduler dependencies lists.
17414 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
17415 (debug_dependencies): Ditto.
17416 (schedule_region): Update comments.
17418 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
17419 scheduler dependencies lists.
17420 (schedule_ebb): Update comments.
17422 * rtl.def (DEPS_LIST): Remove.
17424 * lists.c (unused_deps_list): Remove.
17425 (free_list): Update assertions.
17427 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
17428 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
17430 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
17431 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
17433 * haifa-sched.c (comments): Update.
17434 (insn_cost1): Remove. Inline the code into insn_cost ().
17435 (insn_cost): Update to use new scheduler dependencies lists. Move
17436 processing of the dependency cost to dep_cost ().
17437 (dep_cost): New function. Use it instead of insn_cost () when
17438 evaluating cost of the dependency. Use compatible interface to
17439 interact with the target.
17440 (priority): Update to use new scheduler dependencies lists.
17441 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
17442 with greater number of insns that depend on the insn.
17443 (schedule_insn): Update to use new scheduler dependencies lists. Add
17444 code to free backward dependencies lists. Inline and optimize code
17445 from resolve_dep () - see PR28071.
17446 (ok_for_early_queue_removal): Update to use new scheduler dependencies
17447 lists. Update call to targetm.sched.is_costly_dependence hook.
17449 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
17450 scheduler dependencies lists.
17452 (resolve_dep): Remove. Move the logic to schedule_insn ().
17453 (init_h_i_d): Initialize dependencies lists.
17455 (process_insn_depend_be_in_spec): Rename to
17456 process_insn_forw_deps_be_in_spec. Update to use new scheduler
17457 dependencies lists.
17458 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
17459 Update to use new scheduler dependencies lists.
17460 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
17462 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
17463 new scheduler dependencies lists.
17464 (build_intra_loop_deps): Ditto.
17466 * target.h (struct _dep): Declare to use in
17467 gcc_target.sched.is_costly_dependence.
17468 (struct gcc_target.sched.adjust_cost): Fix typo.
17469 (struct gcc_target.sched.is_costly_dependence): Change signature to
17470 use single dep_t parameter instead of an equivalent triad.
17471 (struct gcc_target.sched.adjust_cost_2): Remove.
17473 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
17475 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
17477 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
17479 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
17481 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
17482 (REG_DEP_TRUE): Document.
17484 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
17485 Change signature to correspond to the targetm.sched.adjust_cost hook.
17486 Update use in TARGET_SCHED_ADJUST_COST_2.
17487 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
17488 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
17489 new scheduler dependencies lists.
17490 (ia64_gen_check): Ditto.
17492 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
17493 scheduler dependencies lists.
17495 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
17496 signature to correspond to the targetm.sched.is_costly_dependence hook.
17497 (is_costly_group): Update to use new scheduler dependencies lists.
17499 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
17500 instead of INSN_COST () macro.
17502 2007-02-01 Ian Lance Taylor <iant@google.com>
17504 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
17506 2007-02-01 Guy Martin <gmsoft@gentoo.org>
17508 * pa.md (tp_load): Correct mfctl instruction syntax.
17510 2007-02-01 Geoffrey Keating <geoffk@apple.com>
17512 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
17513 altivec_padding_size calculation on AIX. Improve comment, add
17514 assert to verify that it's right.
17516 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
17519 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
17521 PR inline-asm/28686
17522 * global.c (global_alloc): Add mising initialization of
17525 2007-02-01 Roger Sayle <roger@eyesopen.com>
17527 * alias.c (init_alias_analysis): Correct whitespace.
17528 * bb-reorder.c (fix_edges_for_rarely_executed_code,
17529 partition_hot_cold_basic_blocks): Likewise.
17530 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
17531 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
17532 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
17533 fold_builtin_snprintf_chk, fold_builtin_printf,
17534 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
17535 do_mpfr_arg3, do_mpfr_sincos): Likewise.
17536 * cfgcleanup.c (cleanup_cfg): Likewise.
17537 * cfgexpand.c (tree_expand_cfg): Likewise.
17538 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
17539 * function.c (get_next_funcdef_no): Likewise.
17540 * gengtype.c (main): Likewise.
17541 * genmodes.c (main): Likewise.
17542 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
17543 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
17544 * ifcvt.c (noce_emit_move_insn): Likewise.
17545 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
17547 * stor-layout.c (get_best_mode): Likewise.
17548 * tree-ssa-loop-niter.c (get_val_for): Likewise.
17549 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
17550 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
17551 perform_var_substitution, solve_graph): Likewise.
17552 * tree-vrp.c (vrp_finalize): Likewise.
17554 2007-02-01 Ian Lance Taylor <iant@google.com>
17556 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
17557 high part of a paradoxical subreg, return a constant zero.
17559 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
17561 * toplev.c (lang_dependent_init): Call init_set_costs.
17562 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
17564 2007-02-01 Richard Guenther <rguenther@suse.de>
17566 PR middle-end/30656
17567 * fold-const.c (fold_negate_expr): Allow negating a
17568 constant if overflow does not change.
17570 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17572 * doc/c-tree.texi (Expression trees): Improve markup.
17573 * doc/tm.texi (Register Classes, Addressing Modes)
17574 (Floating Point): Fix spacing after abbreviations. Fix some
17577 2007-02-01 Ben Elliston <bje@au.ibm.com>
17579 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
17580 * doc/contrib.texi: Likewise.
17581 * doc/install.texi: Likewise.
17583 2007-01-31 Richard Henderson <rth@redhat.com>
17584 Ian Lance Taylor <iant@google.com>
17586 * lower-subreg.c: New file.
17587 * rtl.def (CONCATN): Define.
17588 * passes.c (init_optimization_passes): Add pass_lower_subreg and
17589 pass_lower_subreg2.
17590 * emit-rtl.c (update_reg_offset): New static function, broken out
17591 of gen_rtx_REG_offset.
17592 (gen_rtx_REG_offset): Call update_reg_offset.
17593 (gen_reg_rtx_offset): New function.
17594 * regclass.c: Revert patch of 2006-03-05, restoring
17596 (clear_reg_info_regno): New function.
17597 * dwarf2out.c (concatn_loc_descriptor): New static function.
17598 (loc_descriptor): Handle CONCATN.
17599 * common.opt (fsplit_wide_types): New option.
17600 * opts.c (decode_options): Set flag_split_wide_types when
17602 * timevar.def (TV_LOWER_SUBREG): Define.
17603 * rtl.h (gen_reg_rtx_offset): Declare.
17604 (reg_scan_update): Declare.
17605 * regs.h (clear_reg_info_regno): Declare.
17606 * tree-pass.h (pass_lower_subreg): Declare.
17607 (pass_lower_subreg2): Declare.
17608 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
17609 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
17610 -fsplit-wide-types.
17611 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
17612 * Makefile.in (OBJS-common): Add lower-subreg.o.
17613 (lower-subreg.o): New target.
17615 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17617 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
17619 2007-01-31 Anatoly Sokolov <aesok@post.ru>
17622 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
17624 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17626 PR middle-end/29335
17627 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
17629 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
17631 * cfgloop.h: Include vec-prim.h.
17632 (enum li_flags): Remove LI_ONLY_OLD.
17633 (loop_iterator): Changed.
17634 (fel_next, fel_init): Iterate over loop tree.
17635 (FOR_EACH_LOOP_BREAK): New macro.
17636 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
17638 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
17639 * modulo-sched.c (sms_schedule): Ditto.
17640 * tree-vectorizer.c (vectorize_loops): Ditto.
17641 * doc/loop.texi: Update information on loop numbering and behavior of
17642 FOR_EACH_LOOP wrto new loops.
17643 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
17644 add_to_evolution_1): Test nestedness of loops instead of comparing
17646 * tree-chrec.c (chrec_fold_plus_poly_poly,
17647 chrec_fold_multiply_poly_poly, chrec_evaluate,
17648 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
17649 reset_evolution_in_loop): Ditto.
17650 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
17652 2007-01-31 Dirk Mueller <dmueller@suse.de>
17654 * c-common.c (warn_about_parentheses): Separate warning about
17655 un-parenthized sequence of comparison operators from the one
17656 which is supposed to warn about x <= y <= z.
17658 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
17660 * optabs.h (enum optab_index): Add new OTI_isinf.
17661 (isinf_optab): Define corresponding macro.
17662 * optabs.c (init_optabs): Initialize isinf_optab.
17663 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
17665 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
17666 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
17668 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
17669 expand_builtin_interclass_mathfn.
17670 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
17671 * config/i386/i386.md (UNSPEC_FXAM): New constant.
17672 (fxam<mode>2_i387): New insn pattern.
17673 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
17674 built-in functions as x87 inline asm.
17676 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17678 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
17680 2007-01-30 Eric Christopher <echristo@apple.com>
17682 * config.gcc: Add geode.
17684 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
17686 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
17687 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
17688 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
17689 value-prof.c: Fix comment typos.
17691 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17694 * doc/invoke.texi (Wpointer-arith): Document warning.
17696 2007-01-30 Janis Johnson <janis187@us.ibm.com>
17698 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
17699 the list of discrepancies from the draft TR.
17701 2007-01-30 Dirk Mueller <dmueller@suse.de>
17704 * doc/invoke.texi (-Wreturn-type): Update description to
17705 match new behavior.
17707 2007-01-30 Richard Sandiford <richard@codesourcery.com>
17709 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
17711 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
17713 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
17714 to handle optabs that operate on floating point input argument and
17715 output to integer output.
17716 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
17717 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
17718 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
17719 expand_builtin_interclass_mathfn ().
17720 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
17721 (ilogbsi2): Remove.
17722 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
17723 ilogbl built-in functions as x87 intrinsics.
17725 2007-01-30 Richard Guenther <rguenther@suse.de>
17727 PR middle-end/27657
17728 * dwarf2out.c (reference_to_unused): Query varpool if the
17729 variable was output.
17731 2007-01-30 Richard Guenther <rguenther@suse.de>
17733 PR middle-end/30313
17734 * passes.c (execute_one_pass): Reset in_gimple_form to not
17735 confuse non-unit-at-a-time mode.
17737 2007-01-29 Roger Sayle <roger@eyesopen.com>
17738 Richard Guenther <rguenther@suse.de>
17740 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
17741 avoid undefined behaviour on overflow. Use force_fit_type_double
17742 to construct the constant with the specified TREE_OVERFLOW.
17744 2007-01-29 Janis Johnson <janis187@us.ibm.com>
17746 * config/dfp-bit.c: Add parameterized support for fp exceptions.
17747 * config/dfp-bit.h: Ditto.
17749 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17751 * c-decl.c (pop_scope): Replace warnings with call to
17752 warn_for_unused_label.
17753 * c-common.h (warn_for_unused_label): Declare.
17754 * c-common.c (warn_for_unused_label): Define.
17756 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17758 * tree-optimize.c (update_inlined_to_pointers): Delete unused
17761 2007-01-29 Janis Johnson <janis187@us.ibm.com>
17763 * Makefile.in (USER_H): Remove decfloat.h.
17764 * ginclude/decfloat.h: Delete, moving contents to ...
17765 * ginclude/float.h: Add support for decimal floating point,
17766 guarded by __STDC_WANT_DEC_FP__.
17768 2007-01-29 Mike Stump <mrs@apple.com>
17770 * doc/gccint.texi (Top): Rename Loop Representation to Loop
17771 Analysis and Representation to resolve case insensitive conflict.
17772 * doc/loop.texi (Loop Analysis and Representation): Likewise.
17774 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
17776 * tree.h (struct tree_memory_tag): Add aliases member.
17777 (MTAG_ALIASES): New macro.
17778 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
17779 (add_may_alias): Remove pointer-set. Update for may_aliases being
17781 (mark_aliases_call_clobbered): Update for may_aliases being a
17783 (compute_tag_properties): Ditto.
17784 (create_partition_for): Ditto.
17785 (compute_memory_partitions): Ditto.
17786 (dump_may_aliases_for): Ditto.
17787 (is_aliased_with): Ditto.
17788 (add_may_alias_for_new_tag): Ditto.
17789 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
17790 (compute_is_aliased): New function.
17791 (compute_may_aliases): Call compute_is_aliased).
17792 (init_alias_info): Initialize alias_bitmap_obstack.
17793 (union_alias_set_into): New function.
17794 (compute_flow_sensitive_aliasing): Use union_aliases_into.
17795 (have_common_aliases_p): Rewrite to take two bitmaps and use
17797 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
17798 Update for bitmaps.
17799 (finalize_ref_all_pointers): Update for add_may_alias changes.
17800 (new_type_alias): Ditto.
17801 * tree-flow-inline.h (may_aliases): Return a bitmap.
17802 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
17803 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
17804 may_aliases being a bitmap.
17805 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
17806 may_aliases now returns a bitmap.
17807 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
17809 * tree-ssa-operands.c (add_virtual_operand): Update for
17810 may_aliases being a bitmap.
17812 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
17814 PR tree-optimization/30630
17815 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
17816 variable as changed.
17818 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
17821 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
17822 expanded only once even if an error occurs.
17824 2007-01-29 Ben Elliston <bje@au.ibm.com>
17826 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
17827 (__gcov_average_profiler): Likewise.
17828 (__gcov_ior_profiler): Likewise.
17829 (__gcov_merge_ior): Likewise.
17831 2007-01-28 Jan Hubicka <jh@suse.cz>
17833 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
17834 * value-prof.c (stringop_block_profile): Likewise.
17836 2007-01-28 Jan Hubicka <jh@suse.cz>
17838 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
17839 Add variant handling histograms; add wrapper.
17840 (clear_storage_via_libcall): Export.
17841 (emit_block_move_hints): Break out from ...; add histograms.
17842 (emit_block_move): ... this one.
17843 (clear_storage_hints): Break out from ...; add histograms.
17844 (clear_storage): ... this one.
17845 (set_storage_via_memset): Handle histogram.
17846 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
17847 (clear_storage_hints, clear_storage_via_libcall): Declare.
17848 (set_storage_via_setmem): Update prototype.
17849 * doc/md.texi (movmem, setmem): Document new arguments.
17851 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
17852 Add new histograms.
17853 (stringop_block_profile): New global function.
17854 (tree_stringops_values_to_profile): Profile block size and alignment.
17855 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
17857 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
17858 (stringop_block_profile): Declare.
17859 * builtins.c: Include value-prof.h.
17860 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
17861 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
17862 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
17863 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
17864 * profile.c (instrument_values): Add new counters.
17865 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
17867 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
17868 (tree_init_edge_profiler): Build new profilers.
17869 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
17870 (pass_tree_profile): Add dump.
17871 (tree_profile_hooks): Update.
17872 * Makefile.in (LIBGCOV): Add new constants.
17873 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
17874 __gcov_ior_profiler): New.
17875 * i386.md (movmem/setmem expanders): Add new optional arguments.
17877 2007-01-28 David Edelsohn <edelsohn@gnu.org>
17879 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
17881 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
17883 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
17884 (tree_unswitch_single_loop): Pass eni_size_weights to
17885 tree_num_loop_insns.
17886 * tree-ssa-loop-manip.c: Include tree-inline.h.
17887 (can_unroll_loop_p): Pass eni_size_weights to
17888 tree_num_loop_insns.
17889 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
17890 Pass eni_size_weights to estimate_num_insns.
17891 * tree.h (init_inline_once): Export.
17892 * toplev.c (backend_init): Call init_inline_once.
17893 * cgraphunit.c (cgraph_process_new_functions,
17894 cgraph_analyze_function): Pass eni_inlining_weights to
17895 estimate_num_insns.
17896 * ipa-inline.c (compute_inline_parameters): Ditto.
17897 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
17898 to estimate_num_insns.
17899 (try_unroll_loop_completely): Pass eni_size_weights to
17900 tree_num_loop_insns.
17901 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
17902 ot estimate_num_insns.
17903 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
17904 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
17905 * tree-inline.c (eni_inlining_weights, eni_size_weights,
17906 eni_time_weights): New variables.
17907 (init_inline_once): Initialize them.
17908 (struct eni_data): Mew.
17909 (estimate_num_insns_1, estimate_num_insns): Use weights.
17910 * tree-inline.h (struct eni_weights_d): New.
17911 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
17912 (estimate_num_insns): Declaration changed.
17913 * cfgloop.h (tree_num_loop_insns): Declaration changed.
17914 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
17915 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
17917 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
17919 * tree-data-ref.c (conflict_fn): Assert that the number of affine
17920 relations in the conflict function is valid.
17922 2007-01-27 Ian Lance Taylor <iant@google.com>
17924 * common.opt: Add fstrict-overflow.
17925 * opts.c (decode_options): Set flag_strict_overflow if -O2.
17926 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
17927 (TYPE_OVERFLOW_UNDEFINED): Define.
17928 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
17930 * tree.h (TYPE_TRAP_SIGNED): Don't define.
17931 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
17932 (fold_negate_expr): Likewise.
17933 (make_range): Likewise.
17934 (extract_muldiv_1): Likewise.
17935 (maybe_canonicalize_comparison): Likewise.
17936 (fold_comparison): Likewise.
17937 (fold_binary): Likewise.
17938 (tree_expr_nonnegative_p): Likewise.
17939 (tree_expr_nonzero_p): Likewise.
17940 * tree-vrp.c (compare_values): Likewise.
17941 (extract_range_from_binary_expr): Likewise.
17942 (extract_range_from_unary_expr): Likewise.
17943 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
17945 (nowrap_type_p): Likewise.
17946 * tree-scalar-evolution.c (simple_iv): Likewise.
17947 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
17948 (build_range_check): Likewise.
17949 (extract_muldiv_1): Likewise.
17950 (fold_comparison): Likewise.
17951 * tree-vrp.c (vrp_int_const_binop): Likewise.
17952 (extract_range_from_unary_expr): Likewise.
17953 * convert.c (convert_to_integer): Likewise.
17954 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
17955 (fold_comparison): Likewise.
17956 (fold_binary): Likewise.
17957 * optabs.c (optab_for_tree_code): Likewise.
17958 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
17959 * simplify-rtx.c (simplify_const_relational_operation): Check
17960 flag_strict_overflow and flag_trapv.
17961 (simplify_const_relational_operation): Likewise.
17962 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
17963 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
17966 2007-01-27 Roger Sayle <roger@eyesopen.com>
17968 * tree.c (tree_fold_gcd): Delete.
17969 * tree.h (tree_fold_gcd): Remove prototype.
17970 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
17971 test whether one constant integer is a multiple of another. Instead
17972 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
17973 * fold-const.c (multiple_of_p): We've determined both TOP and
17974 BOTTOM are integer constants so we can call int_const_binop directly
17975 instead of the more generic const_binop.
17977 2007-01-27 Roger Sayle <roger@eyesopen.com>
17979 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
17980 1*X check that the constant hasn't overflowed, to preserve the
17982 (round_up): Provide an efficient implementation when rouding-up an
17983 INTEGER_CST to a power-of-two.
17985 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17987 * doc/sourcebuild.texi: Add comma for clarity.
17988 * doc/extend.texi: Fix some typos.
17989 * doc/passes.texi: Likewise.
17990 * doc/cppinternals.texi: Likewise.
17991 * doc/c-tree.texi: Likewise.
17992 * doc/tree-ssa.texi: Likewise.
17993 * doc/install.texi: Likewise.
17995 2007-01-27 Jan Hubicka <jh@suse.cz>
17997 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
17998 (pass_sra): Do not require alias information.
17999 * passes.c (init_optimization_passes): Add SRA
18001 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
18003 * tracer.c (rest_of_handle_tracer): We already cleaned
18004 up the CFG in tracer() so don't do it here again.
18005 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
18006 cleanup_cfg here, either. And don't call renumber_insns.
18008 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
18009 and BB_HEAD are in the insn stream here. Instead make sure
18010 that BB_INSN is valid on all insns. Also, do check here that
18011 there are no pending branch predictions...
18012 (rtl_verify_flow_info): ...instead of doing it here. Checks
18013 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
18016 2007-01-26 Roger Sayle <roger@eyesopen.com>
18018 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
18019 function to simplify/factorize operand order canonicalization.
18020 (ix86_fixup_binary_operands): Reorganize using the above function.
18021 (ix86_binary_operator_ok): Likewise.
18023 2007-01-27 Jakub Jelinek <jakub@redhat.com>
18025 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
18026 file scope from optimize_attrs.
18027 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
18029 (optimize_attrs): Clear insn_code_values after freeing it.
18031 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
18033 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
18034 a parts.base assignment.
18036 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
18038 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
18039 (compute_subscript_distance, initialize_data_dependence_relation,
18040 finalize_ddr_dependent, analyze_ziv_subscript,
18041 analyze_siv_subscript_cst_affine,
18042 compute_overlap_steps_for_affine_univar,
18043 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
18044 analyze_siv_subscript, analyze_miv_subscript,
18045 analyze_overlapping_iterations, subscript_dependence_tester_1,
18046 compute_self_dependence, free_dependence_relation): Work
18047 with affine_fn instead of chrecs.
18048 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
18049 common_affine_function, affine_function_base,
18050 affine_function_constant_p, affine_fn_op, affine_fn_plus,
18051 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
18052 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
18053 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
18054 (all_chrecs_equal_p): Removed.
18055 * tree-data-ref.h (affine_fn, conflict_function): New types.
18056 (struct subscript): Change type of conflicting_iterations_in_a
18057 and conflicting_iterations_in_b.
18059 2007-01-26 Steve Ellcey <sje@cup.hp.com>
18062 * config/pa/pa.h (TARGET_HPUX_11): New.
18063 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
18064 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
18066 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
18067 Richard Guenther <rguenther@suse.de>
18069 * tree-ssa-structalias.c (solve_graph): Handle case
18070 we merged the variable to another.
18072 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18074 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
18077 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
18078 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
18080 2007-01-25 DJ Delorie <dj@redhat.com>
18082 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
18083 allow changes to modes which don't fit in those registers.
18085 * reload1.c (choose_reload_regs): Check for invalid subregs before
18086 computing their locations, not after.
18088 2007-01-25 Geoffrey Keating <geoffk@apple.com>
18091 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
18092 save Altivec registers in an eh_return function.
18093 (compute_vrsave_mask): Likewise.
18094 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
18095 for saving Altivec registers.
18096 (rs6000_emit_prologue): Don't allocate stack twice in
18097 eh_return function. Correct expected value of altivec_save_offset
18098 when using save_world. Describe save of R0 to stack when using
18099 save_world. Describe stack pointer adjustment when using
18100 save_world. Remove duplicated eh_return parameter register saving.
18101 Update sp_offset variable after save_world.
18102 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
18104 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
18105 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
18108 2007-01-25 Steve Ellcey <sje@cup.hp.com>
18110 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
18112 2007-01-25 Steve Ellcey <sje@cup.hp.com>
18115 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
18116 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
18118 2007-01-25 Richard Guenther <rguenther@suse.de>
18120 * doc/invoke.texi (-Wcoverage-mismatch): Document.
18121 * common.opt (-Wcoverage-mismatch): New warning option.
18122 * coverage.c (get_coverage_counts): Ignore coverage mismatch
18123 if -Wcoverage-mismatch is given.
18125 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
18127 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
18128 (ipcp_driver): Change to static definition.
18129 Add dumping of the ifunctions.
18130 (constant_val_insert): Remove unused parameter. Support for SSA.
18131 (ipcp_propagate_const): Support for SSA.
18132 (ipcp_profile_bb_print): Print only analyzed nodes.
18133 (ipcp_replace_map_create): Remove support for Fortran constant
18135 * ipa-prop.c (ipa_method_modify_stmt,
18136 ipa_callsite_compute_param): Support for SSA.
18137 * ipa-prop.h (ipcp_driver): Remove declaration.
18138 (IS_VALID_TREE_MAP_INDEX): Add define.
18140 2007-01-24 Geoffrey Keating <geoffk@apple.com>
18142 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
18144 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18146 PR middle-end/30447
18147 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
18148 constant argument to cabs and do it without checking for
18149 -funsafe-math-optimizations.
18151 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
18153 * c-common.h (RID_FIRST_CXX0X): New.
18154 (RID_LAST_CXX0X): New.
18155 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
18157 * c.opt (Wc++0x-compat): New.
18158 * doc/invoke.texi (-Wc++0x-compat): Document.
18160 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18162 * builtins.c (fold_builtin_carg): New.
18163 (fold_builtin_1): Use it.
18165 2007-01-24 Jan Hubicka <jh@suse.cz>
18167 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
18169 * ipa-inline.c (initial_insns, max_insns): Delete.
18170 (compute_max_insns): New function.
18171 (cgraph_decide_inlining_of_small_function): Use it; take minimal
18172 amount of insns as base for code growth.
18173 (cgraph_decide_inlining): Make initial_insns local; do not compute
18175 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
18176 * doc/invoke.texi (inline-unit-growth): Update docs.
18178 2007-01-24 Jakub Jelinek <jakub@redhat.com>
18180 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
18181 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
18182 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
18183 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
18184 for CPUs that have PTA_CX16 set.
18186 PR middle-end/27416
18187 * gimplify.c (omp_check_private): New function.
18188 (gimplify_scan_omp_clauses): Use it for
18189 firstprivate/lastprivate/reduction.
18191 PR middle-end/30494
18192 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
18193 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
18195 PR middle-end/30421
18196 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
18197 If lower_lastprivate_clauses emits some statements, append them
18198 to dlist rather than body_p and to body_p append an initializer.
18199 (lower_omp_for): Adjust caller.
18201 2007-01-24 Steve Ellcey <sje@cup.hp.com>
18203 * target.h (globalize_decl_name): New.
18204 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
18205 * output.h (default_globalize_decl_name): New.
18206 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
18208 (globalize_decl): Ditto.
18209 (default_globalize_decl_name): New.
18210 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
18211 (ia64_handle_version_id_attribute): New.
18212 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
18213 (ia64_asm_output_external): Use globalize_decl_name instead
18214 of globalize_label.
18215 * doc/extend.texi (version_id): New pragma.
18216 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
18218 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18220 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
18221 _uleb128_t and _Unwind_SWord with _sleb128_t.
18222 * unwind-dw2.c (extract_cie_info, execute_stack_op,
18223 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
18225 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
18226 * unwind-pe.h (read_uleb128, read_sleb128,
18227 read_encoded_value_with_base): Likewise.
18228 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
18230 2007-01-24 Richard Guenther <rguenther@suse.de>
18232 * builtins.c (expand_builtin_cexpi): Get the fndecl
18233 for cexp in the correct way.
18235 2007-01-24 Jan Hubicka <jh@suse.cz>
18237 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
18240 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18242 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
18243 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
18244 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
18245 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
18246 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
18247 __SIZEOF_PTRDIFF_T__.
18248 * doc/cpp.texi: Documentation for the new builtin macros added.
18250 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
18252 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
18253 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
18254 instead of operands[2] to avoid access past the end of array.
18256 2007-01-24 Richard Sandiford <richard@codesourcery.com>
18258 * reload1.c (emit_reload_insns): Pass the reload register
18259 for a non-spill output reload through forget_old_reloads_1.
18261 2007-01-23 Joseph Myers <joseph@codesourcery.com>
18263 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18264 _SOFT_DOUBLE if doubles use software floating-point.
18265 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
18266 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
18267 * config/rs6000/darwin-ldouble.c: Also compile functions for
18268 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
18269 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
18270 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
18271 commented-out long double override.
18272 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
18273 * config/rs6000/eabispe.h: Likewise.
18274 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
18275 long double for non-SPE.
18276 (rs6000_handle_option): Likewise.
18277 (invalid_e500_subreg): Disallow more subregs involding DImode,
18278 DFmode, TImode or TFmode.
18279 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
18281 (legitimate_lo_sum_address_p): Also check for TFmode for E500
18283 (rs6000_legitimize_address): Also handle TFmode for E500 double.
18284 (rs6000_legitimize_reload_address): Also handle TFmode for E500
18286 (rs6000_legitimate_address): Also check for TFmode for E500
18288 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
18289 (spe_build_register_parallel): Handle TFmode and TCmode.
18290 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
18292 (function_arg): Handle TFmode and TCmode for E500 double.
18293 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
18295 (print_operand): Handle TFmode and TImode for %y.
18296 (rs6000_generate_compare): Handle TFmode comparisons for E500
18298 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
18299 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
18300 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
18301 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
18302 TFmode for E500 double.
18303 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
18304 (floatsidf2): Enable for E500 double.
18305 (movtf_softfloat): Use rs6000_nonimmediate_operand.
18306 (extenddftf2): Change to extenddftf2_fprs.
18307 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
18308 depending on TARGET_E500_DOUBLE.
18309 (extendsftf2): Enable for E500 double.
18310 (trunctfdf2): Enable for E500 double.
18311 (trunctfsf2): Change to trunctfsf2_fprs.
18312 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
18313 depending on TARGET_E500_DOUBLE.
18314 (floatsitf2): Enable for E500 double.
18315 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
18316 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
18317 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
18318 (negtf2): Change to negtf2_internal.
18319 (negtf2): New expander.
18320 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
18321 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
18322 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
18323 (movdi_internal32): Use rs6000_nonimmediate_operand.
18324 (unnamed splitter): Likewise.
18325 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
18326 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
18327 (SPE64TF, DITI): New mode macros.
18328 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
18331 (frob_<mode>_di_2): New.
18332 (frob_tf_di_8_2): New.
18333 (frob_di_df): Change to frob_di_<mode>; allow more modes.
18335 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
18337 (frob_ti_<mode>_8_2): New.
18338 (frob_ti_tf_2): New.
18339 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
18340 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
18342 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
18343 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
18344 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
18345 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
18346 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
18347 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
18350 2007-01-23 Ian Lance Taylor <iant@google.com>
18352 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
18354 (OBJS-archive): Reformat, alphabetize.
18355 (OBJS): Change out_object_file to OBJS-md.
18357 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
18359 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
18360 JUMP_P and CALL_P predicates where applicable.
18361 * config/i386/i386.c: Ditto.
18362 * config/i386/i386.md: Ditto.
18363 * config/i386/mmx.md: Ditto.
18364 * config/i386/predicates.md: Ditto.
18366 2007-01-22 Andreas Schwab <schwab@suse.de>
18368 * config/m68k/m68k.h: Fix comment.
18370 2007-01-22 Jan Hubicka <jh@suse.cz>
18372 * passes.c (init_optimization_passes): Do not rerun
18373 pass_early_warn_uninitialized.
18375 2007-01-22 Richard Guenther <rguenther@suse.de>
18377 PR tree-optimization/30038
18378 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
18380 (execute_cse_sincos_1): Likewise.
18381 (execute_cse_sincos): Likewise.
18382 (gate_cse_sincos): Likewise.
18383 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
18384 the cexpi() canonicalization of sincos().
18385 * tree-pass.h (pass_cse_sincos): Declare.
18386 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
18388 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
18390 PR rtl-optimization/29329
18391 * combine.c (replaced_rhs_insn): Rename to i2mod.
18392 (replaced_rhs_value): Rename to i2mod_new_rhs.
18393 (i2mod_old_rhs): New global variable.
18394 (combine_instructions): Adjust for above change. Save a copy of
18395 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
18396 note are substituted in the second instruction.
18397 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
18398 ditch the note if it pertains to the second eliminated register
18399 and this register is mentioned in i2mod_old_rhs.
18402 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
18404 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
18405 the insn to which the note was originally attached.
18407 2007-01-21 Jan Hubicka <jh@suse.cz>
18409 * ipa-inline.c (inlining_mode): Comment, move up.
18410 (cgraph_decide_inlining_incrementally): Do not perform inlining
18411 itself; fix handling of flattening of self recursive functions.
18412 (cgraph_find_cycles): Remove.
18413 (cgraph_flatten_node): Remove.
18414 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
18415 (try_inline): New function.
18416 (cgraph_early_inlining): Update call of
18417 cgraph_decide_inlining_incrementally. Apply inlining here.
18418 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
18420 2007-01-21 Dirk Mueller <dmueller@suse.de>
18423 * tree-vrp.c (check_array_bounds): do not warn
18424 about ADDR_EXPR's of ARRAY_REF's which are immediately
18425 used in binary expressions.
18427 2007-01-21 Ira Rosen <irar@il.ibm.com>
18429 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
18430 read_write_dep and macros for its access.
18431 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
18432 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
18433 argument, call vect_check_interleaving for every independent pair of
18434 data-refs. Mark loads that access the same memory location as a store
18436 (vect_check_dependences): Remove.
18437 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
18438 call, fix the call to vect_analyze_data_ref_dependence.
18439 (vect_analyze_data_ref_access): For statements that access the same
18440 data-ref, check that they are not stores; for loads, check that there
18441 is no store that access the same location.
18443 2007-01-20 Roger Sayle <roger@eyesopen.com>
18444 Joseph Myers <joseph@codesourcery.com>
18446 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
18447 (-fdump-rtl-stack): Likewise.
18448 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
18449 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
18450 (-mpt-fixed): Use @minus{} for minus sign.
18451 (Using Precompiled Headers): Fix under/overfull hbox.
18453 2007-01-20 Jan Hubicka <jh@suse.cz>
18455 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
18456 place within annotation.
18458 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18460 * pa.c (output_move_double): Change array size of xoperands to 4.
18462 2007-01-20 Jan Hubicka <jh@suse.cz>
18464 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
18467 2007-01-19 Ian Lance Taylor <iant@google.com>
18469 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
18470 constant to unsigned HOST_WIDE_INT before negating.
18472 2007-01-19 Ian Lance Taylor <iant@google.com>
18474 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
18476 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
18477 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
18478 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
18479 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
18480 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
18481 (realloc_vdef, realloc_vuse): Change second parameter to
18483 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
18484 fields to unsigned.
18485 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
18486 unsigned. Change x and lim locals to unsigned.
18487 (realloc_vdef, realloc_vuse): Change num_elem parameter to
18489 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
18490 (copy_virtual_operands): Change i and n locals to unsigned.
18492 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18494 PR middle-end/29335
18495 * builtins.c (fold_builtin_1): Handle builtin fdim.
18497 2007-01-20 Jan Hubicka <jh@suse.cz>
18499 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
18500 * tree-ssa-structalias.c (compute_points_to_sets): Do call
18501 init_alias_heapvars.
18502 (init_alias_heapvars): Initialize only when not already initialized.
18503 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
18505 2007-01-19 Roger Sayle <roger@eyesopen.com>
18507 * common.opt (fsigned-zeros): New command line option.
18508 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
18509 of flag_unsafe_math_optimizations.
18510 * opts.c (set_fast_math_flags): The -ffast-math command line option
18511 implies -fno-signed-zeros.
18512 (fast_math_flags_set_p): Likewise.
18514 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
18515 the documentation of -ffast-math appropriately. Wrap long lines.
18517 2007-01-19 Steve Ellcey <sje@cup.hp.com>
18519 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
18520 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
18522 2007-01-19 Tomas Bily <tbily@suse.cz>
18524 * cgraphunit.c (cgraph_finalize_function): Updating of pid
18526 (tree_init_ic_make_global_vars): New function
18527 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
18528 (tree_gen_ic_profiler): New function
18529 (tree_gen_ic_func_profiler): New function
18530 (tree_profiling): Added calling of tree_gen_ic_func_profiler
18531 (tree_profile_hooks): Added hook for indirec/virtual calls
18532 * value-prof.c (tree_find_values_to_profile): New case for
18534 (tree_values_to_profile): Call for determining indirect/virtual
18536 (tree_indirect_call_to_profile): New function
18537 (tree_ic_transform): New function
18538 (tree_ic): New function
18539 (find_func_by_pid): New function
18540 (init_pid_map): New function
18541 (tree_value_profile_transformations): Added check for
18542 indirect/virtual call transformation
18543 * value-prof.h (enum hist_type): New counter type for
18544 indirect/virtual calls
18545 (profile_hooks): Added new hook for profiling indirect/virtual
18547 * profile.c (instrument_values): New case for indirect/virtual
18549 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
18550 (GCOV_COUNTER_V_INDIR): New counter type
18551 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
18552 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
18554 * cgraph.c: Definition of cgraph_max_pid
18555 (cgraph_create_node): Default init of pid attribute
18556 * cgraph.h: Declaration of cgraph_max_pid
18557 (struct cgraph_node): Added pid attribute
18558 * libgcov.c (__gcov_indirect_call_profiler): New function
18559 (__gcov_one_value_profiler_body): New function
18560 (__gcov_one_value_profiler): Body was moved to
18561 __gcov_one_value_profiler_body and calls it
18563 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
18565 * doc/gty.texi (Options): Document the mark_hook option to GTY.
18566 * gengtype.c (write_types_data, write_func_for_structure,
18567 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
18568 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
18569 (walk_type, write_func_for_structure): Generate the mark_hook if
18572 2007-01-19 Jan Hubicka <jh@suse.cz>
18574 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
18575 'early' argument take inlining mode argument specifying whether to
18576 inline for size/speeed or all functions; add support for flattening;
18578 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
18580 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18583 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
18584 the name of the declared identifier.
18586 2007-01-19 Dirk Mueller <dmueller@suse.de>
18588 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
18589 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
18590 duplicate evaluation.
18592 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
18594 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
18595 Macroize expander using X87MODEF12 mode macro. Extend operand 1
18596 to XFMode, use acosxf2 and truncate result to requested mode.
18597 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
18598 (asin<mode>2): Similarly, with asin expanders.
18599 (*fscalexf4_i387): Rename from *fscalexf4.
18600 (expNcorexf3): New expander.
18601 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
18602 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
18603 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
18604 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
18605 patterns for SSE math.
18606 (exp10<mode>2): Similarly, with exp10 expanders.
18607 (exp2<mode>2): Similarly, with exp2 expanders.
18608 (expm1<mode>2): Similarly, with expm1 expanders.
18609 (ldexp<mode>3): Similarly, with ldexp expanders.
18610 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
18611 Use gen_truncxf<mode>2_i387_noop to truncate result.
18613 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18615 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
18616 for ColdFire targets.
18618 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
18619 Richard Sandiford <richard@codesourcery.com>
18621 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
18622 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
18623 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
18624 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
18625 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
18626 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
18628 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18630 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
18631 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
18632 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
18633 (*adddi_dilshr32_cf): New pattern.
18634 (adddi3, subdi3): Remove first alternatives.
18636 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18638 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
18639 implemented using move.l, do not use its cc result for floating-point
18642 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18644 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
18645 from accepting 's' constraints if flag_pic.
18647 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18649 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
18650 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
18651 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
18652 condition from TARGET_68881 to TARGET_HARD_FLOAT.
18654 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
18656 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
18657 ColdFire alternatives.
18658 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
18659 * config/m68k/m68k.md (clzsi2): Define for ColdFire
18660 architectures that support ff1 instruction.
18662 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18663 Julian Brown <julian@codesourcery.com>
18665 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
18666 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
18667 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
18670 2007-01-19 Richard Sandiford <richard@codesourcery.com>
18672 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
18674 (output_move_const_into_data_reg, output_move_simode_const): Delete.
18675 * config/m68k/m68k.c (const_method, const_int_cost): Take a
18676 HOST_WIDE_INT instead of an rtx.
18677 (m68k_rtx_costs): Update call accordingly.
18678 (output_move_const_into_data_reg): Likewise. Fix formatting.
18679 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
18681 (output_move_simode_const): Update calls after above changes.
18682 Rework to use automatic variables and predicates like MEM_P.
18683 * config/m68k/m68k.md (pushexthisi_const): Update call to
18686 2007-01-19 Dirk Mueller <dmueller@suse.de>
18688 * tree-ssa-alias.c (perform_var_substitution): Fix typo
18689 in dump_flags test.
18691 2007-01-19 Richard Guenther <rguenther@suse.de>
18693 * builtins.c (expand_builtin_cexpi): Fall back to expanding
18694 via cexp in case sincos is not available.
18696 2007-01-19 Richard Guenther <rguenther@suse.de>
18698 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
18699 * defaults.h (TARGET_HAS_SINCOS): Default to off.
18700 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
18701 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
18702 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
18703 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
18704 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
18705 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
18707 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
18709 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
18711 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
18712 (atan2xf3): Directly generate RTL pattern.
18713 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
18714 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
18715 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18716 disable patterns for SSE math.
18717 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
18718 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
18719 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18720 disable patterns for SSE math.
18722 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
18724 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
18726 2007-01-18 Roger Sayle <roger@eyesopen.com>
18728 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
18729 VIEW_CONVERT_EXPR to the same type as it's operand.
18731 2007-01-18 David Edelsohn <edelsohn@gnu.org>
18733 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
18734 configured for long double 128.
18736 2007-01-18 Mike Stump <mrs@apple.com>
18738 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
18741 2007-01-18 Michael Meissner <michael.meissner@amd.com>
18743 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
18746 2007-01-18 Jan Hubicka <jh@suse.cz>
18748 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
18749 greater than NUM_VOP_FREE_BUCKETS.
18751 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
18753 * tree-ssa-structalias.c: Update comments.
18754 (ptabitmap_obstack): Removed.
18755 (pta_obstack): New.
18756 (oldpta_obstack): Ditto.
18757 (stats): Add a few members.
18758 (struct variable_info): Remove node, complex, address_taken, and
18759 indirect_target members. Add oldsolution member.
18760 (new_var_info): Do not initialize removed members.
18761 (constraint_expr_type): Remove INCLUDES.
18762 (constraint_graph): Add size, implicit_preds, rep,
18763 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
18764 (FIRST_REF_NODE): New macro.
18765 (LAST_REF_NODE): Ditto.
18766 (FIRST_ADDR_NODE): Ditto.
18767 (find): New function.
18769 (dump_constraint): Do not handle INCLUDES.
18770 (insert_into_complex): Do not insert duplicate constraints.
18771 (condense_varmap_nodes): Renamed and rewritten into ...
18772 (merge_node_constraints): This. Also fix bug in handling of
18773 offseted copy constraints.
18774 (clear_edges_for_node): No longer need to deal with preds at all,
18775 or removing associated preds/succs.
18776 (merge_graph_nodes): Deal with indirect_cycles.
18777 Don't deal with predecessors.
18778 (add_implicit_graph_edge): New function.
18779 (add_pred_graph_edge): Ditto.
18780 (add_graph_edge): Don't deal with predecessors.
18781 (build_constraint_graph): Removed.
18782 (build_pred_graph): New function.
18783 (build_succ_graph): Ditto.
18784 (struct scc_info): Removed in_component. Added roots, dfs, and
18785 node_mapping. Remove visited_index, unification_queue.
18786 (scc_visit): Deal with union-find we do now.
18787 Deal with cycles with REF nodes.
18788 (collapse_nodes): Renamed and rewritten to ...
18789 (unify_nodes): This.
18790 (process_unification_queue): Removed.
18791 (topo_visit): Cleanup
18792 (do_da_constraint): Use find.
18793 (do_sd_constraint): Ditto.
18794 (do_ds_constraint): Ditto.
18795 (do_complex_constraint): Ditto.
18796 (init_scc_info): Update for removed and added members.
18797 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
18798 (find_indirect_cycles): This.
18799 (equivalence_class): New variable.
18800 (label_visit): New function.
18801 (perform_variable_substitution): Rewritten.
18802 (free_var_substitution_info): New function.
18803 (find_equivalent_node): Ditto.
18804 (move_complex_constraints): Ditto.
18805 (eliminate_indirect_cycles): Ditto.
18806 (solve_graph): Only propagate changed bits.
18807 Use indirect cycle elimination.
18809 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
18810 (tree_id_eq): Renamed to ...
18811 (tree_vi_eq): This. Update for member change
18812 (insert_id_for_tree): Renamed and rewritten to ...
18813 (insert_vi_for_tree): This.
18814 (lookup_id_for_tree): Renamed and rewritten to ...
18815 (lookup_vi_for_tree): This.
18816 (get_id_for_tree): Renamed and rewritten to ...
18817 (get_vi_for_tree): Ditto.
18818 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
18819 (process_constraint): Don't handle INCLUDES.
18820 Remove special ADDRESSOF case.
18821 (find_func_aliases): Rewrite to use vi functions instead of id
18823 (create_function_info_for): Ditto.
18824 (create_variable_info_for): Ditto.
18825 (intra_create_variable_infos): Ditto.
18826 (merge_smts_into): Ditto.
18827 (find_what_p_points_to): Ditto.
18828 (init_base_vars): Ditto.
18829 (init_alias_vars): Ditto.
18830 (remove_preds_and_fake_succs): New function.
18831 (dump_sa_points_to_info): Dump new stats.
18832 (dump_solution_for_var): Use find.
18833 (set_used_smts): Fix formatting.
18834 (compute_points_to_sets): Updated for new functions.
18835 (ipa_pta_execute): Ditto.
18837 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18838 Richard Sandiford <richard@codesourcery.com>
18840 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
18842 * calls.c (expand_call): If the return value is a PARALLEL,
18843 extract its first member.
18844 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
18845 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
18846 use FUNCTION_EXTRA_EPILOGUE.
18847 (m68k_function_value): Return a PARALLEL if the return value
18848 is of a pointer type.
18849 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
18850 (FUNCTION_EXTRA_EPILOGUE): Remove.
18851 * config/m68k/m68k.md (D0_REG): New constant.
18853 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18855 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
18856 output a NOP for empty epilogues.
18858 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18860 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
18861 before function. Extend register save check to include all
18862 registers, not just integer ones.
18864 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18866 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
18867 (m68k_use_return_insn): ...this.
18868 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
18869 * config/m68k/m68k.c (use_return_insn): Rename to...
18870 (m68k_use_return_insn): ...this.
18871 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
18872 of USE_RETURN_INSN.
18874 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18876 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
18877 nearest even, fix denormal rounding overflow.
18879 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18881 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
18882 f%$smove and f%$move.
18883 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
18884 (extendsfdf2_cf): Use fdmove instead of f%&move.
18885 (truncdfsf2_cf): Use fsmove instead of f%$smove.
18886 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
18888 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18890 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
18893 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18895 * real.h (real_format): Add a canonical_nan_lsbs_set field.
18896 (coldfire_single_format): Declare.
18897 (coldfire_double_format): Likewise.
18898 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
18899 of qnan_msb_set to determine the lower bits of a canonical
18901 (encode_ieee_double): Likewise.
18902 (encode_ieee_quad): Likewise.
18903 (ieee_single_format): Initialize canonical_nan_lsbs_set.
18904 (mips_single_format): Likewise.
18905 (ieee_double_format): Likewise.
18906 (mips_double_format): Likewise.
18907 (ieee_extended_motorola_format): Likewise.
18908 (ieee_extended_intel_96_format): Likewise.
18909 (ieee_extended_intel_128_format): Likewise.
18910 (ieee_extended_intel_96_round_53_format): Likewise.
18911 (ibm_extended_format): Likewise.
18912 (mips_extended_format): Likewise.
18913 (ieee_quad_format): Likewise.
18914 (mips_quad_format): Likewise.
18915 (vax_f_format): Likewise.
18916 (vax_d_format): Likewise.
18917 (vax_g_format): Likewise.
18918 (i370_single_format): Likewise.
18919 (i370_double_format): Likewise.
18920 (decimal_single_format): Likewise.
18921 (decimal_double_format): Likewise.
18922 (decimal_quad_format): Likewise.
18923 (c4x_single_format): Likewise.
18924 (c4x_extended_format): Likewise.
18925 (real_internal_format): Likewise.
18926 (coldfire_single_format): New real_format.
18927 (coldfire_double_format): Likewise.
18928 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
18929 canonical_nan_lsbs_set.
18930 (pdp11_d_format): Likewise.
18931 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
18932 if TARGET_COLDFIRE_CPU.
18934 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18936 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
18937 (output_call, m68k_legitimize_call_address): Declare.
18938 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
18939 parenthesees. Add support for a 'W' constraint.
18940 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
18941 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
18942 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
18943 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
18945 (override_options): Initialize them. Do not set flag_no_function_cse
18946 for TARGET_ID_SHARED_LIBRARY.
18947 (m68k_output_pic_call): Delete.
18948 (m68k_legitimize_call_address): New function.
18949 (print_operand): Remove the %o prefix. Handle the %p prefix.
18950 (output_call): New function.
18951 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
18952 target address from the GOT if symbolic jumps are not allowed.
18953 * config/m68k/m68k.md (call, general_operand): Do not set
18954 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
18955 Merge separate flag_pic and !flag_pic define_insns into...
18956 (*call, *call_value): ...these new patterns. Match the address
18957 rather than the containing MEM and require it to be a call_operand.
18958 Use output_call to generate the asm template.
18959 * config/m68k/predicates.md (const_call_operand): New predicate.
18960 (call_operand): Likewise.
18962 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18964 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
18965 (STACK_GROWS_DOWNWARD): Define to 1.
18966 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
18967 comments, emphasizing that these values are only defaults.
18968 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
18969 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
18971 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18973 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
18975 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18976 Richard Sandiford <richard@codesourcery.com>
18978 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
18979 (FP_REGNO_P): New macros.
18980 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
18981 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
18982 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
18983 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
18985 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18987 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18988 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
18990 * config/m68k/t-floatlib: New file, extracting common code from...
18991 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
18992 * config/m68k/t-uclinux: Here.
18993 * config/m68k/fpgnulib.c: Do not compile extendeed precision
18994 routines on ColdFire targets.
18996 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18998 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18999 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
19000 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
19001 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
19002 explicitly set MOTOROLA to 1.
19003 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
19005 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19006 Nathan Sidwell <nathan@codesourcery.com>
19008 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
19009 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
19010 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
19011 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
19012 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
19013 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
19014 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
19015 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
19016 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
19017 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
19018 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
19019 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
19020 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
19021 (DBX_REGISTER_NUMBER): Delete.
19022 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
19023 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
19024 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
19026 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19028 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
19029 * config/flat.h: New file.
19030 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
19031 OBJECT_FORMAT_FLAT.
19032 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
19033 indirect references for -msep-data or -mid-shared-library.
19034 Do not use PC-relative code addresses either.
19035 * config/m68k/m68k.c (override_options): Restrict -fPIC error
19037 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
19038 for shared libraries and crt1.o for executables. Use crti.o and
19040 (ENDFILE_SPEC): Use crtend.o and crtn.o.
19041 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
19042 Do not add -elf2flt or -shared-lib-id options here.
19043 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
19044 Pass -shared-lib-id if -mid-shared-library, taking the library
19045 identifier from -mshared-library-id if given, otherwise
19047 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
19048 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
19049 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
19050 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
19051 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
19052 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
19054 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
19055 jump sequence for ISA A and ISA A+.
19056 (PICJUMP): Likewise.
19058 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19060 * config.gcc (m68k-*-uclinux*): Base the port on the common
19061 and m68k GNU/Linux files rather than on the generic ELF ones.
19062 * config/m68k/uclinux.h (TARGET_VERSION): Override.
19063 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
19065 2007-01-18 Julian Brown <julian@codesourcery.com>
19066 Richard Sandiford <richard@codesourcery.com>
19068 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
19069 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
19070 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
19072 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
19073 80 unconditionally.
19074 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
19076 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19078 * doc/install.texi: Document m68k-uclinuxoldabi.
19079 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
19080 * config/m68k/uclinux-oldabi.h: New file, copied from
19081 config/m68k/uclinux.h.
19083 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
19085 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
19086 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
19087 (m32r_compute_frame_size): Use unsigned for regno.
19088 (m32r_reload_lr): Use gen_frame_mem.
19090 (m32r_output_function_epilogue): Don't output the function epilogue
19092 (m32r_expand_epilogue): New.
19093 (direct_return): Return false if the function has the interrupt
19095 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
19096 * config/m32r/m32r.md (epilogue): New expander.
19097 (return_lr, return_rte): New insns.
19098 (return): Make it expander.
19099 (return_normal): New expander.
19101 2007-01-18 Josh Conner <jconner@apple.com>
19104 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
19105 support for UNLE, UNLT, UNGE, and UNGT.
19107 2007-01-18 Jan Hubicka <jh@suse.cz>
19109 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
19110 * tree-tailcall (add_virtual_phis): Likewise.
19111 (optimize_tail_call): Return TODOs.
19112 (execute_tail_calls): Return TODOs.
19113 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
19114 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
19116 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19117 Cleanup cfg using TODO.
19118 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
19119 * passes.c (execute_function_todo): When cleanup did something, remove
19121 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
19122 (make_edges): Don't cleanup_cfg.
19124 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
19126 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
19127 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
19128 operate on the top of stack.
19129 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
19130 register handling of instructions that output to the second
19132 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
19133 (move_for_stack_reg): Special-case check for dead destination
19134 stack slot for constant load of 1.0 inside UNSPEC_TAN.
19136 * config/i386/i386.md (UNSPEC_TAN): New constant.
19137 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
19138 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
19139 to correctly model move of constant 1.0 to top stack slot.
19140 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
19141 (unnamed peephole2 pattern): Remove corresponding peephole2
19142 pattern that optimizes tan insn and loading of constant 1.0.
19143 (tanxf2): Use fptanxf4_i387.
19144 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
19145 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
19146 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
19147 disable patterns for SSE math.
19148 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
19149 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
19151 2007-01-18 Dirk Mueller <dmueller@suse.de>
19152 Richard Guenther <rguenther@suse.de>
19155 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
19156 * common.opt (Warray-bounds): Add new warning option.
19157 * c-opts.c (c_common_handle_option): Define -Warray-bounds
19159 * Makefile.in: make tree-vrp.o depend on toplev.h
19160 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
19162 (check_array_refs, check_array_bounds, check_array_ref): New.
19164 2007-01-18 Jan Hubicka <jh@suse.cz>
19166 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
19167 (execute_ssa_ccp): Return flags conditionally.
19168 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
19170 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
19172 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
19174 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
19175 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
19177 * Makefile.c (GTFILES): Add cfglayout.h.
19178 * gengtype.c (open_base_files): Likewise.
19179 * cfglayout.c (cfg_layout_function_footer,
19180 cfg_layout_function_header) Reindent to make gengtype happy.
19181 * cfglayout.h (cfg_layout_function_footer,
19182 cfg_layout_function_header): Add GTY(()) marker.
19184 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
19186 2007-01-18 Ben Elliston <bje@au.ibm.com>
19188 * genautomata.c (write_automata): Include xstrerror output in the
19189 error message if writing the DFA description file fails.
19191 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
19193 * config/mips/mips-protos.h (mips_output_external): Make it
19195 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
19196 * config/mips/mips.c (irix_output_external_libcall): Likewise.
19197 (extern_list): Likewise.
19198 (extern_head): Likewise.
19199 (TARGET_ASM_FILE_END): Likewise.
19200 (mips_file_end): Likewise.
19201 (mips_output_external): Rewritten.
19203 2007-01-18 Ben Elliston <bje@au.ibm.com>
19205 * genpreds.c (write_insn_preds_c): Only write out the function
19206 body for regclass_for_constraint if we have register constraints.
19208 2007-01-17 Tom Tromey <tromey@redhat.com>
19210 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
19211 * doc/install.texi (Testing): Use sourceware.org.
19212 (Binaries): Likewise.
19213 (Specific): Likewise.
19214 * doc/contrib.texi (Contributors): Use sourceware.org.
19216 2007-01-17 Anatoly Sokolov <aesok@post.ru>
19218 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
19219 (AVR_ENHANCED): Rename to ...
19220 (AVR_HAVE_MUL): ... new.
19221 (avr_enhanced_p): Rename to ...
19222 (avr_have_mul_p): ... new.
19223 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
19224 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
19225 * config/avr/avr.c (avr_enhanced_p): Rename to ...
19226 (avr_have_mul_p): ... new.
19227 (base_arch_s): Rename 'enhanced' to 'have_mul'.
19228 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
19229 'avr_enhanced_p' and 'enhanced'.
19230 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
19231 AVR_HAVE_MUL instead of AVR_ENHANCED.
19232 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
19233 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
19234 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
19235 instead of AVR_ENHANCED.
19236 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
19237 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
19238 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
19240 2007-01-17 Ian Lance Taylor <iant@google.com>
19242 * vec.h (VEC_reserve_exact): Define.
19243 (vec_gc_p_reserve_exact): Declare.
19244 (vec_gc_o_reserve_exact): Declare.
19245 (vec_heap_p_reserve_exact): Declare.
19246 (vec_heap_o_reserve_exact): Declare.
19247 (VEC_OP (T,A,reserve_exact)): New static inline function, three
19249 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
19250 negative parameter.
19251 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
19252 (VEC_OP (T,A,copy)) [all versions]: Likewise.
19253 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
19254 * vec.c (calculate_allocation): Add exact parameter. Change all
19256 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
19257 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
19258 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
19259 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
19260 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
19261 (vec_heap_p_reserve_exact): New function.
19262 (vec_heap_o_reserve_exact): New function.
19264 2007-01-17 Jan Hubicka <jh@suse.cz>
19266 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
19268 2007-01-17 Eric Christopher <echristo@apple.com>
19270 * config.gcc: Support core2 processor.
19272 2007-01-16 Jan Hubicka <jh@suse.cz>
19274 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
19275 the names, just unlink the chain so we don't crash on dangling
19279 2007-01-16 Jan Hubicka <jh@suse.cz>
19281 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
19282 * tree-pass.h: Reorder to make IPA passes appear toegher.
19283 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
19285 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
19286 parameters, do not call early inliner.
19287 * ipa-inline.c: Update comments. Include tree-flow.h
19288 (cgraph_decide_inlining): Do not compute inlining parameters.
19289 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
19290 be called with function context set up.
19291 (pass_ipa_inline): Remove unreachable functions before pass.
19292 (cgraph_early_inlining): Simplify assuming to be called from the
19294 (pass_early_inline): New pass.
19295 (cgraph_gate_ipa_early_inlining): New gate.
19296 (pass_ipa_early_inline): Turn into simple wrapper.
19297 (compute_inline_parameters): New function.
19298 (gate_inline_passes): New gate.
19299 (pass_inline_parameters): New pass.
19300 (apply_inline): Move here from tree-optimize.c
19301 (pass_apply_inline): New pass.
19302 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
19304 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
19305 doing them by hand.
19306 (tree_function_versioning): Do not allocate dummy struct function.
19307 * tree-inline.h (optimize_inline_calls): Update prototype.
19308 * tree-optimize.c (execute_fixup_cfg): Export.
19309 (pass_fixup_cfg): Remove
19310 (tree_rest_of_compilation): Do not apply inlines.
19311 * tree-flow.h (execute_fixup_cfg): Declare.
19312 * Makefile.in (gt-passes.c): New.
19313 * passes.c: Include gt-passes.h
19314 (init_optimization_passes): New passes.
19315 (nnodes, order): New static vars.
19316 (do_per_function_toporder): New function.
19317 (execute_one_pass): Dump current pass here.
19318 (execute_ipa_pass_list): Don't dump current pass here.
19320 2007-01-16 Janis Johnson <janis187@us.ibm.com>
19322 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
19323 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
19325 2007-01-16 David Edelsohn <edelsohn@gnu.org>
19327 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
19328 (strong_alias): Define.
19329 (__gcc_qmul): Provide non-FMA for soft-float.
19330 (__gcc_qdiv): Same.
19335 (__gcc_qunord): New.
19345 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
19346 soft-float functions.
19347 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
19348 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
19349 about long double soft float.
19351 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
19352 Tehila Meyzels <tehila@il.ibm.com>
19354 * tree-vectorizer.h (is_pattern_stmt_p): New.
19355 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
19356 formatting (tabs instead of spaces). Cleanup and clarify setting
19357 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
19358 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
19359 (vectorizable_type_demotion): Check that types are integral.
19360 (vectorizable_type_promotion): Likewise.
19361 (vectorizable_store): Fix typo. Eliminate new-line at end of
19364 2007-01-16 Jan Hubicka <jh@suse.cz>
19366 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
19369 2007-01-15 Eric Christopher <echristo@apple.com>
19371 * ifcvt.c: Include vec.h, vecprim.h.
19372 (check_cond_move_block): New argument regs.
19373 Reorganize. Add registers used to regs.
19374 (cond_move_process_if_block): Use regs set above as
19377 2007-01-15 Eric Christopher <echristo@apple.com>
19379 * config/darwin.h: Update copyright.
19380 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
19381 (LINK_COMMAND_SPEC): Add -u.
19382 (LINK_SPEC): Fix umbrella for above.
19384 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
19386 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
19389 2007-01-15 Tom Tromey <tromey@redhat.com>
19391 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
19392 * doc/install.texi (Testing): Don't mention jacks.
19393 (Configuration): Document --enable-java-maintainer-mode. Move
19394 --with-java-home to libgcj-specific section. Document
19396 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
19398 2007-01-15 Jan Hubicka <jh@suse.cz>
19400 * tree-ssa-dce.c (DCE_TODOs): New.
19401 (propagate_necessity): Return if something changed.
19402 (eliminate_unnecessary_stmts): Likewise.
19403 (perform_tree_ssa_dce): Return TODO flags when needed.
19404 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
19406 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
19408 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
19409 (fyl2x_extend<mode>xf3_i387): New insn pattern.
19410 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
19411 patterns using X87MODEF12 mode macro. Extend operand 1
19412 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
19413 (log10<mode>2): Ditto.
19414 (log2<mode>2): Ditto.
19415 (log1p<mode>2): Ditto.
19416 (logb<mode>2): Ditto.
19417 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
19418 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
19419 (*fxtractxf3_i387): Rename from *fxtractxf3.
19420 (fxtract_extend<mode>xf3_i387): New insn pattern.
19421 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
19422 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
19423 and gen_fyl2xxf3_i387().
19425 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
19427 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
19428 * cfgloopmanip.c (fix_loop_placement): Made static. Use
19429 get_loop_exit_edges. Changed return type to bool.
19430 * cfgloop.h (fix_loop_placement): Declaration removed.
19432 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
19434 * param.h (MIN_VECT_LOOP_BOUND): New.
19435 * params.def (MIN_VECT_LOOP_BOUND): New.
19436 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
19437 argument - minimum threshold for number of iterations.
19438 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
19439 argument to declaration.
19440 * tree-vect-analyze.c (vect_analyze_operations): Check value of
19441 MIN_VECT_LOOP_BOUND.
19442 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
19443 slpeel_tree_peel_loop_to_edge with additional argument.
19444 (vect_do_peeling_for_alignment): Likewise.
19445 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
19447 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
19450 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
19451 operands of size 1.
19453 2007-01-14 Jan Hubicka <jh@suse.cz>
19455 * tree-dfa.c (remove_referenced_var): New function.
19456 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
19457 prune referenced vars list too.
19458 * tree-flow.h (remove_referenced_var): Declare.
19460 2007-01-14 Jan Hubicka <jh@suse.cz>
19462 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
19464 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
19465 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
19466 * except.h (verify_eh_throw_table_statements): Kill prototype.
19467 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
19468 into call exrepssions.
19469 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
19471 * tree-cfg.c: Include pointer-set.h.
19472 (verify_node_sharing): Work on pointer set.
19473 (verify_eh_throw_stmt_node): New.
19474 (verify_stmts): Use pointers sets, verify throw_stmt.
19476 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
19478 * ipa-reference.c (analyze_function): Consider also addresses taken
19481 2007-01-12 Roger Sayle <roger@eyesopen.com>
19483 * c-typeck.c (null_pointer_constant_p): Replace use of
19484 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19485 (build_c_cast): Likewise.
19487 2007-01-12 Roger Sayle <roger@eyesopen.com>
19489 * tree.h (force_fit_type_double): Remove unused final argument.
19490 * c-common.c (constant_expression_warning): Replace use of
19491 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19492 (convert_and_check): Likewise.
19493 (shorten_compare): Update call to force_fit_type_double.
19494 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
19495 * convert.c (convert_to_pointer): Update call to
19496 force_fit_type_double.
19497 * fold-const.c (force_fit_type_double): Remove overflowed_const
19499 (int_const_binop, fold_convert_const_int_from_int,
19500 fold_convert_const_int_from_real, fold_div_compare,
19501 fold_sign_changed_comparison, fold_unary, fold_negate_const,
19502 fold_abs_const, fold_not_const): Remove the final argument from
19503 calls to force_fit_type_double.
19505 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
19507 * configure.ac: Set insn to "nop" for spu-*-* also.
19508 * configure: Regenerate.
19510 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
19512 * builtins.def : Add BUILT_IN_FREE.
19514 2007-01-12 Jan Hubicka <jh@suse.cz>
19516 PR tree-optimization/30443
19517 * tree-inline.c (tree_function_versioning): Do not optimize when
19518 cloning for inlining.
19520 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
19522 * doc/loop.texi: Document recording of loop exits.
19523 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
19524 (update_single_exits_after_duplication,
19525 update_single_exit_for_duplicated_loop,
19526 update_single_exit_for_duplicated_loops): Removed.
19527 (duplicate_loop_to_header_edge): Do not call
19528 update_single_exits_after_duplication and
19529 update_single_exit_for_duplicated_loops.
19530 (loop_version): Do not update single_exit information.
19531 (fix_loop_structure): Use record_loop_exits instead of
19532 mark_single_exit_loops.
19533 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
19534 the lists of loop exits.
19535 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
19536 split_edge, merge_blocks): Update the lists of loop exits.
19537 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
19538 loop_optimizer_init.
19539 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
19540 of mark_single_exit_loops.
19541 (loop_optimizer_finalize): Call release_recorded_exits.
19542 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
19543 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
19544 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
19545 update single exit information.
19546 * lambda-code.c (perfect_nestify): Ditto.
19547 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
19548 (mark_single_exit_loops): Removed.
19549 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
19550 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
19551 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
19553 (get_loop_exit_edges, single_exit): Use recorded exit lists.
19554 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
19555 (verify_loop_structure): Verify consistency of the exit lists.
19556 (flow_loops_find): Use alloc_loop. Initialize exits hash.
19557 (set_single_exit): Removed.
19558 * cfgloop.h (struct loop_exit): New function.
19559 (struct loop): single_exit_ field replaced by exits field.
19560 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
19561 LOOPS_HAVE_RECORDED_EXITS.
19562 (struct loops): Added exits hash.
19563 (mark_single_exit_loops, set_single_exit): Declaration removed.
19564 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
19566 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19568 * doc/invoke.texi: Avoid use of @headitem.
19570 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19572 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
19574 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19576 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
19579 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19580 Richard Sandiford <richard@codesourcery.com>
19582 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
19583 * config/m68k/m68k.opt: Resort options.
19584 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
19586 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19587 Richard Sandiford <richard@codesourcery.com>
19589 * doc/invoke.texi: Document the macros that are defined by
19590 m68k's -mtune and -mhard-float options.
19591 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
19592 (m68k_cpp_cpu_family): Likewise.
19593 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
19594 of __ucfv*__ macros. Define __mcffpu__ if generating code for
19595 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
19596 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
19597 (m68k_cpp_cpu_family): Likewise.
19599 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19601 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
19602 macros besides mc68000 as tuning macros. Use a switch statement
19603 to set them and mcpu32.
19605 2007-01-12 Julian Brown <julian@codesourcery.com>
19607 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
19608 (TARGET_68040_ONLY): Rename to...
19609 (TARGET_68040): ...this.
19610 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
19611 * config/m68k/m68k.md: Likewise.
19613 2007-01-12 Julian Brown <julian@codesourcery.com>
19614 Nathan Sidwell <nathan@codesourcery.com>
19615 Richard Sandiford <richard@codesourcery.com>
19617 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
19618 the -mcpu= argument associated with the --with-cpu setting.
19619 Define M68K_DEFAULT_TUNE to the default -mtune= option,
19620 if different from the one implied by the -mcpu setting.
19621 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
19622 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
19623 * doc/invoke.texi: Mention ColdFire in the introduction to the
19624 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
19625 -mno-div and -mhard-float options. Make -m68881 a synonym for
19626 -mhard-float. Document the previously-undocumented -m5206e,
19627 -m528x, -m5307 and -m5407 options. Tweak the existing option
19628 documentation for consistency.
19629 * doc/install.texi: Mention new --with-cpu arguments.
19630 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
19631 default CPU if neither -mcpu nor -march are specified.
19632 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
19633 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
19634 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
19635 using m68k_tune to decide between families that implement the
19636 same ISA. Use m68k_tune to set __mcfv4e__.
19637 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
19638 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
19639 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
19640 (FL_ISA_C, FL_ISA_MMU): New macros.
19641 (MASK_COLDFIRE): Delete.
19642 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
19643 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
19644 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
19645 (TARGET_HARD_FLOAT): Do not define here.
19646 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
19647 (TUNE_68000): New macro.
19648 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
19649 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
19650 (TUNE_CFV2): Redefine in terms of m68k_tune.
19651 (uarch_type, target_device, fpu_type): New enums.
19652 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
19653 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
19654 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
19655 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
19656 (FL_FOR_isa_c): New macros.
19657 (m68k_isa): New enum.
19658 (m68k_target_selection): New structure.
19659 (all_devices, all_isas, all_microarchs): New tables.
19660 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
19661 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
19662 (MASK_ALL_CPU_BITS): Delete.
19663 (m68k_find_selection): New function.
19664 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
19665 Map the legacy target options to a combination of the new ones.
19666 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
19667 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
19668 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
19670 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
19671 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
19673 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
19674 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
19675 * config/m68k/m68k-devices.def: New file.
19677 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19678 Nathan Sidwell <nathan@codesourcery.com>
19680 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
19681 (SUBTARGET_EXTRA_SPECS): New macros.
19682 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
19683 use %(asm_cpu_spec) instead.
19684 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
19685 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
19686 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
19687 (EXTRA_SPECS): Rename to...
19688 (SUBTARGET_EXTRA_SPECS): ...this.
19690 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
19691 Richard Sandiford <richard@codesourcery.com>
19692 Julian Brown <julian@codesourcery.com>
19694 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
19695 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
19696 to the configuration's default CPU.
19697 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
19698 Remove default masks.
19699 (m680[012]0-*-*): Set the default with_cpu to the first part of
19701 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
19702 (m68k*-*-linux): Extend the --with-cpu handling to...
19703 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
19704 and m68010. Don't set target_cpu_default2.
19705 * doc/install.texi: Document --with-cpu for m68k.
19706 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
19707 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
19708 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
19709 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
19710 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
19711 (ASM_SPEC): Remove use of %(asm_cpu_default).
19712 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
19713 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
19714 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
19715 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
19716 __HAVE_FPU__ if TARGET_HARD_FLOAT.
19717 (TARGET_DEFAULT): Delete.
19718 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
19719 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
19720 (CPP_CPU_SPEC): Delete.
19721 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
19722 the appropriate string.
19723 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
19724 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
19725 (ASM_SPEC): Don't use %(asm_default_spec).
19726 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
19727 TARGET_DEFAULT and add MASK_68881.
19728 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
19730 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19732 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
19733 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
19734 MASK_68010 alongside MASK_68020.
19735 * doc/invoke.texi: Document -m68010.
19736 * config/m68k/m68k.opt (m68010): New.
19737 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
19739 (TUNE_68010): New macro.
19740 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
19741 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
19742 (M68K_CPU_m68332): Add MASK_68010.
19743 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
19744 fallback definition.
19745 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
19747 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
19748 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
19749 to all entries that use MASK_68020.
19750 (output_move_simode_const, output_move_himode, output_move_qimode)
19751 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
19752 instead of TARGET_68020 to select clr behavior. Remove comment
19753 about there being no TARGET_68010.
19754 * config/m68k/m68k.md: Likewise throughout.
19756 2007-01-12 Julian Brown <julian@codesourcery.com>
19758 * config/m68k/m68k.h (TARGET_ISAB): New macro.
19759 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
19760 * config/m68k/m68k.md: Likewise.
19762 2007-01-12 Julian Brown <julian@codesourcery.com>
19764 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
19765 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
19767 2007-01-12 Julian Brown <julian@codesourcery.com>
19769 * config/m68k/m68k.h (TUNE_68040_60): New macro.
19770 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
19771 * config/m68k/m68k.md: Likewise.
19773 2007-01-12 Julian Brown <julian@codesourcery.com>
19774 Richard Sandiford <richard@codesourcery.com>
19776 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
19777 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
19778 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
19780 (TARGET_CPU32): Rename to...
19781 (TUNE_CPU32): ...this.
19782 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
19783 (TUNE_CFV2): New macros.
19784 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
19785 remove conditions that are implied by TARGET_68020.
19786 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
19787 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
19788 (m68k_output_function_epilogue): Likewise.
19789 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
19790 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
19791 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
19792 non-68000 timings. Refactor multiplication and division costs.
19793 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
19794 TUNE_CPU32 instead of TARGET_CPU32.
19795 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
19796 and TUNE_68060 instead of TARGET_68060.
19797 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
19798 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
19800 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
19801 && !TARGET_COLDFIRE" to choose between moveq and clr.
19802 Likewise in the unnamed movsf pattern.
19803 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
19804 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
19807 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19809 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
19810 of tabbing before backslashes.
19812 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19814 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
19815 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
19816 (ASM_OUTPUT_INTERNAL_LABEL): Define.
19818 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19820 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
19821 find_interesting_uses_cond.
19822 (find_interesting_uses_cond): Use extract_cond_operands.
19823 (rewrite_use_compare): Use extract_cond_operands and
19824 force_gimple_operand_bsi. Do not call update_stmt.
19825 (determine_use_iv_cost_condition): Use extract_cond_operands.
19826 Return cheaper of using original bound and changing the exit bound.
19828 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19830 PR tree-optimization/29516
19831 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
19832 most_expensive_mult_to_index, addr_to_parts,
19833 create_mem_ref, maybe_fold_tmr): Make the type of
19834 fields of TARGET_MEM_REF sizetype.
19835 (move_fixed_address_to_symbol, move_pointer_to_base):
19837 * tree.def (TARGET_MEM_REF): Add comment on types of
19840 2007-01-11 Joseph Myers <joseph@codesourcery.com>
19842 * c-common.c (vector_types_convertible_p): Treat opaque types as
19843 always convertible if they have the same size, but not otherwise.
19845 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
19847 * ifcvt.c (struct noce_if_info): Add comments to the fields.
19848 Remove the b_unconditional field.
19849 (noce_try_sign_mask): Do not look at b_unconditional.
19850 (noce_process_if_block): Do not use merge_if_blocks. Update
19851 the CFG here. Do not set b_unconditional.
19852 (cond_move_process_if_block): Likewise.
19853 (find_cond_trap): Likewise.
19854 (check_cond_move_block): Require simple jump insns at the end
19855 of the basic block.
19857 2007-01-11 Jan Hubicka <jh@suse.cz>
19859 PR tree-optimization/1046
19860 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
19861 when alias info is not ready.
19862 (pass_tail_recursion): Do not require aliasing.
19863 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
19864 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
19865 * tree-ssa-copy.c (pass_copy_prop): Likewise.
19866 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
19867 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
19868 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
19869 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
19871 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
19872 When aliasing is not build, mark statement as volatile.
19874 2007-01-11 Tom Tromey <tromey@redhat.com>
19876 PR preprocessor/15185, PR preprocessor/20989:
19877 * doc/cppopts.texi <-MT>: Update description of algorithm for
19878 computing default target.
19879 <-M, -MD>: Reword "basename" text.
19881 2007-01-11 Roger Sayle <roger@eyesopen.com>
19883 * builtins.c (expand_builtin_pow, expand_builtin_powi,
19884 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
19885 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
19886 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
19887 fold_builtin_bswap, real_constp, fold_builtin_pow,
19888 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
19889 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
19890 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19891 * convert.c (convert_to_pointer): Likewise.
19892 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19893 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
19894 const_binop, fold_convert_const_int_from_int,
19895 fold_convert_const_int_from_real,
19896 fold_convert_const_real_from_real, sign_bit_p,
19897 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
19898 fold_sign_changed_comparison, fold_unary, fold_comparison,
19899 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
19900 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
19901 * print-tree.c (print_node_brief, print_node): Likewise.
19902 * stor-layout.c (place_field, layout_type): Likewise.
19903 * tree-chrec.c (keep_cast): Likewise.
19904 * tree.c (build_vector, build_real, build_real_from_int_cst,
19905 build_complex): Likewise.
19907 2007-01-11 Roger Sayle <roger@eyesopen.com>
19909 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
19910 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
19912 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
19914 * configure.ac (strict1_warn): Rename to strict_warn.
19915 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
19916 cc_set_by_configure, quoted_cc_set_by_configure,
19917 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
19918 all_boot_languages, all_stagestuff): Remove.
19919 (target_list): Remove bootstrap targets.
19920 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
19921 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
19922 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
19923 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
19924 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
19925 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
19926 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
19927 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
19928 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
19929 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
19930 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
19931 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
19932 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
19933 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
19934 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
19935 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
19936 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
19937 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
19938 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
19939 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
19940 (mostlyclean): Adjust.
19941 (clean, distclean): Don't mention bootstrap stuff.
19942 * configure: Regenerate.
19943 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
19944 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
19945 treelang/config-lang.in (stagestuff): Remove.
19946 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
19947 stageprofile, stagefeedback, stagestuff): Remove mention.
19949 2007-01-11 Nick Clifton <nickc@redhat.com>
19951 * config/mcore/predicates.md (mcore_general_movesrc_operand):
19953 (mcore_general_movdst_operand): Do not accept CONST_INTs.
19954 (mcore_arith_K_S_operand): Run the test for the S constraint not
19955 the test for the M constraint.
19956 (mcore_addsub_operand): Do not accept integer values that are
19957 larger than 32 bits.
19958 * config/mcore/mcore.md: Remove unused constraints from split.
19959 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
19960 (addsi3): Likewise.
19961 (allocate_stack): Likewise.
19962 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
19963 operands to 32 bits.
19964 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
19966 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
19967 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
19968 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
19969 mcore_output_bclri, mcore_output_andn, output_inline_const,
19970 mcore_output_move, mcore_output_movedouble): Likewise.
19971 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
19972 (output_inline_const): Likewise.
19973 (output_inline_const): Fix format strings used in sprintf
19975 * config/mcore/mcore-protos.h: Update prototypes for changed
19976 functions in mcore.c.
19977 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
19978 HOST_WIDE_INT and not int.
19979 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
19980 CONST_OK_FOR_N): Likewise.
19981 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
19982 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
19985 2007-01-10 Jan Hubicka <jh@suse.cz>
19987 * tree-vrp.c (remove_range_assertions): Release defs.
19988 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
19989 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
19991 2007-01-10 Paul Brook <paul@codesourcery.com>
19993 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
19994 * config/arm/arm.md (mulsi3subsi): New insn.
19996 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
19998 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
19999 (tree_transform_and_unroll_loop): New.
20000 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
20003 2007-01-10 Robert Kennedy <jimbob@google.com>
20005 * fold-const.c (fold_comparison): Fold comparisons like (x *
20006 1000 < 0) to (x < 0).
20008 2007-01-10 Ian Lance Taylor <iant@google.com>
20010 * tree-pretty-print.c (dump_generic_node): Print parentheses when
20011 operands have the same priority.
20013 2007-01-10 Tom Tromey <tromey@redhat.com>
20015 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
20016 (fold_binary): Likewise.
20017 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
20018 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
20019 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
20020 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
20021 * langhooks.h (struct lang_hooks): Removed field
20022 'can_use_bit_fields_p'.
20024 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
20026 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
20028 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
20030 * function.c (get_last_funcdef_no): New function.
20031 * function.h (get_last_funcdef_no): Declare.
20032 * tree-inline.c (initialize_cfun): Add initialization.
20033 (tree_function_versioning): Cleanup.
20035 2007-01-10 Jan Hubicka <jh@suse.cz>
20037 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
20040 2007-01-10 Sa Liu <saliu@de.ibm.com>
20041 Ben Elliston <bje@au.ibm.com>
20043 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
20044 for SAVE_NONLOCAL and Pmode for any other save level.
20045 * spu-protos.h (spu_restore_stack_block): Declare.
20046 * spu.md (save_stack_block): Remove.
20047 (restore_stack_block): Call spu_restore_stack_block.
20048 * spu.c (spu_restore_stack_block): New function.
20049 (spu_expand_epilogue): Remove old comment.
20051 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
20053 PR tree-optimization/30322
20054 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
20055 (cand_value_at): Return the value as aff_tree.
20056 (may_eliminate_iv): Convert the bound from aff_tree to tree.
20057 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
20058 aff_combination_mult): New functions.
20059 (aff_combination_add): Use aff_combination_add_cst.
20060 (aff_combination_convert): Allow conversions to a wider type.
20061 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
20062 * tree-affine.h (aff_combination_mult): Declare.
20064 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
20066 * doc/tm.texi: Update documentation to reflect reality of exec
20067 and start file search behaviours. Update copyright year.
20068 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
20069 header file directories.
20071 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
20073 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
20074 (*cosxf2): Rename to cosxf2_i387.
20075 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
20076 using X87MODEF12 mode macro. Rename patterns to
20077 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
20079 (*cosdf2, *cossf2): Ditto.
20080 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
20081 to match extended input operands.
20082 (sincos<mode>3): New expander.
20083 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
20084 insn patterns and corresponding splitters.
20086 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
20088 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
20089 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
20091 2007-01-09 Nicolas Pitre <nico@cam.org>
20094 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
20096 2007-01-08 Geoffrey Keating <geoffk@apple.com>
20098 * target.h (struct gcc_target): New field library_rtti_comdat.
20099 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
20100 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
20101 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
20102 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
20104 2007-01-08 Geoffrey Keating <geoffk@apple.com>
20106 * doc/invoke.texi (Optimize Options): Correct description of -O0.
20108 2007-01-08 Richard Guenther <rguenther@suse.de>
20110 * tree.h (force_fit_type_double): Export.
20111 (force_fit_type): Remove.
20112 * fold-const.c (force_fit_type_double): New function.
20113 (force_fit_type): Remove.
20114 (int_const_binop): Use it.
20115 (fold_convert_const_int_from_int): Likewise.
20116 (fold_convert_const_int_from_real): Likewise.
20117 (fold_div_compare): Likewise.
20118 (fold_sign_changed_comparison): Likewise.
20119 (fold_unary): Likewise.
20120 (fold_negate_const): Likewise.
20121 (fold_abs_const): Likewise.
20122 (fold_not_const): Likewise.
20123 * c-common.c (shorten_compare): Use force_fit_type_double.
20124 * convert.c (convert_to_pointer): Likewise.
20126 2007-01-08 Richard Guenther <rguenther@suse.de>
20128 * tree.h (build_int_cst_wide_type): Export.
20129 * tree.c (build_int_cst_wide_type): New function.
20130 (build_int_cst_wide): Fix comment.
20131 * builtins.c (fold_builtin_object_size): Use build_int_cst
20132 to build -1 or 0 of the correct type. Use fit_double_type
20133 to check for overflow.
20134 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
20136 (decode_field_reference): Likewise.
20137 (all_ones_mask_p): Likewise.
20138 (native_interpret_int): Use build_int_cst_wide_type.
20139 (fold_binary): Use build_int_cst_type to build an all-ones
20141 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
20143 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
20145 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
20147 2007-01-09 Ben Elliston <bje@au.ibm.com>
20149 * genautomata.c (STATS_OPTION): New option.
20150 (stats_flag): New flag.
20151 (gen_automata_option): Handle it.
20152 (initiate_automaton_gen): Ditto.
20153 (write_automata): Output statistics only if stats_flag is
20154 set. Likewise, output time statistics only if time_flag is set.
20155 * doc/md.texi (Processor pipeline description): Document new flag.
20157 2007-01-08 Richard Guenther <rguenther@suse.de>
20159 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
20160 * tree.c (build_int_cst_type): Likewise.
20161 (size_in_bytes): Don't call force_fit_type on the result.
20162 (int_fits_type_p): Use fit_double_type.
20163 * fold-const.c (fit_double_type): New function.
20164 (force_fit_type): Use it.
20165 * tree.h (fit_double_type): Export.
20167 2007-01-08 Jan Hubicka <jh@suse.cz>
20169 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
20170 * ipa.c (function_and_variable_visibility): Fix return type.
20172 2007-01-08 Richard Guenther <rguenther@suse.de>
20174 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
20175 of offset to build the index.
20176 * tree-pretty-print.c (dump_generic_node): Don't build negated
20177 const just for printing.
20178 * c-pretty-print.c (pp_c_integer_constant): Likewise.
20179 * builtins.c (fold_builtin_int_roundingfn): Check if result
20180 fits the type by using force_fit_type and comparing the result.
20181 * predict.c (predict_loops): Use compare_tree_int for comparison.
20182 * tree.c (build_int_cst): Fall back to integer_type_node for
20184 (build_int_cst_wide): Assert type is non-null.
20186 2007-01-08 Roberto Costa <roberto.costa@st.com>
20188 * tree-vrp.c (extract_range_from_cond_expr): New.
20189 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
20190 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
20192 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
20193 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
20194 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
20195 used as expressions.
20196 * tree-object-size.c (cond_expr_object_size): New.
20197 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
20199 2007-01-08 Jan Hubicka <jh@suse.cz>
20201 * tree-ssa-forwprop.c (forward_propagate_into_cond,
20202 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
20205 2007-01-08 Richard Guenther <rguenther@suse.de>
20207 PR tree-optimization/23603
20208 * tree-vrp.c (set_value_range_to_truthvalue): New function.
20209 (extract_range_from_binary): Fall back to truthvalue instead of
20210 varying for TRUTH_*_EXPR.
20211 (extract_range_from_comparison): Fall back to truthvalue instead of
20213 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
20214 if all visited PHI values were constant.
20216 2007-01-08 Jan Hubicka <jh@suse.cz>
20218 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
20219 (cgraph_analyze_function): break out from ...
20220 (cgraph_finalize_compilation_unit): ... here.
20221 (cgraph_expand_function): Remove forgoten commented out line.
20222 (cgraph_optimize): Analyze functions.
20224 2007-01-08 Jan Hubicka <jh@suse.cz>
20226 * tree-pas.h (TODO_remove_function): New flag.
20227 (TODO_update*): Renumber.
20228 (pass_ipa_increase_alignment,
20229 pass_ipa_function_and_variable_visibility): New passes.
20230 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
20231 (cgraph_function_and_variable_visibility): Move to ipa.c
20232 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
20233 cgraph_increase_alignment.
20234 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
20235 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
20236 calling tree-inline.
20237 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
20238 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
20239 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
20240 (gate_increase_alignment): New function.
20241 (pass_ipa_increase_alignment): New pass.
20242 * ipa.c: Inline tree-pass.h and timevar.h
20243 (function_and_variable_visibility): Move here from cgraphunit.c
20244 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
20245 * passes.c (init_optimization_passes): Add the two new passes.
20246 (execute_todo): Handle cgraph_remove_functions.
20248 2007-01-08 Nick Clifton <nickc@redhat.com>
20250 * config/frv/predicates.md (reg_or_0_operand): Accept
20253 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
20255 * config/bfin/rtems.h, config/bfin/t-rtems: New.
20256 * config.gcc: Add bfin*-rtems*.
20258 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
20260 * c.opt: Add -flax-vector-conversions.
20261 * c-typeck.c (convert_for_assignment): Pass flag to
20262 vector_types_convertible_p to allow emission of note.
20263 (digest_init): Likewise.
20264 * c-opts.c: Handle -flax-vector-conversions.
20265 * c-common.c (flag_lax_vector_conversions): New.
20266 (vector_types_convertible_p): Unless -flax-vector conversions
20267 has been passed, disallow conversions between vectors with
20268 differing numbers of subparts and/or element types. If such
20269 a conversion is disallowed, possibly emit a note on the first
20270 occasion only to inform the user of -flax-vector-conversions.
20271 The new last argument specifies this.
20272 * c-common.h (flag_lax_vector_conversions): New.
20273 (vector_types_convertible_p): Add extra argument.
20274 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
20275 char_type_node for V*QI type vectors.
20276 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
20277 Update to satisfy new typechecking rules.
20278 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
20279 C and C++ variants.
20280 * doc/invoke.texi (C Dialect Options): Document
20281 -flax-vector-conversions.
20283 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
20285 PR tree-optimization/29877
20286 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
20287 a register variable on the RHS to not be replaceable.
20289 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
20290 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
20291 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
20292 const_simm15, const_pow2, const_npow2): Added.
20293 * config/score/misc.md (insv, extv, extzv, movmemsi,
20294 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
20295 * config/score/score.c (score_address_cost, score_select_cc_mode):
20297 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
20298 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
20299 Update score_print_operand.
20300 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
20301 Adjust register allocate order and update some macro define.
20302 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
20303 mdx_block_move_straight, mdx_block_move_loop_head,
20304 mdx_block_move_loop_body, mdx_block_move_loop_foot,
20305 mdx_block_move_loop, mdx_block_move): Added.
20306 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
20307 mdp_limm): Updated and fix some bug and typo.
20308 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
20309 (movsf, movdf, doloop_end): Added.
20311 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
20313 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
20314 config/arm/thumb2.md: Fix comment typos.
20315 * doc/extend.texi: Fix a typo.
20317 2007-01-07 Eric Christopher <echristo@apple.com>
20319 * configure.ac: Check for __stack_chk_fail for darwin.
20320 * configure: Regenerate.
20322 2007-01-07 Richard Guenther <rguenther@suse.de>
20324 * tree-vrp.c (extract_range_from_assert): CSE calls to
20325 compare_values where possible.
20326 (extract_range_from_unary_expr): Likewise.
20328 2007-01-07 Anatoly Sokolov <aesok@post.ru>
20330 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
20331 * config/avr/avr.c (call_insn_operand): Delete function.
20332 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
20333 instead of register number. Use predicates.
20334 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
20335 call_insn_operand): Add.
20337 2007-01-06 Jan Hubicka <jh@suse.cz>
20339 * tree-pass.h (pass_build_cgraph_edges): Declare.
20340 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
20341 (visited_nodes): Remove.
20342 (cgraph_create_edges): Move to cgraphbuild.c; rename to
20343 build_cgrpah_edges; make visited_nodes local.
20344 (cgraph_process_new_functions): DO not call initialize_inline_failed.
20345 (record_references_in_initializer): Move to cgraphbuild.c
20346 (initialize_inline_failed, rebuild_cgraph_edges,
20347 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
20348 (verify_cgraph_node): Make visited_nodes local.
20349 (cgraph_analyze_function): Do not call cgraph_create_edges and
20350 initialize_inline_failed.
20351 (cgraph_expand_function): Do not call cgraph_lower_function;
20352 assert that function is already lowered.
20353 * Makefile.in (cgraphbuild.o): New.
20354 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
20355 at the end of lowering passes.
20357 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
20359 * ifcvt.c (cond_move_convert_if_block): New function, code
20360 factored out from...
20361 (cond_move_process_if_block): ...here. Call the new function
20362 on the THEN and ELSE blocks.
20363 (merge_if_block): Do not copy global_live_at_end, merge_blocks
20364 already takes care of this.
20366 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20369 * tree.h (TREE_OVERFLOW_P): New.
20370 * c-typeck.c (parser_build_unary_op): Warn only if result
20371 overflowed and operands did not.
20372 (parser_build_binary_op): Likewise.
20373 (convert_for_assignment): Remove redundant overflow_warning.
20374 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
20376 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20378 * c-typeck.c (store_init_value): Split over two lines to follow
20379 the GNU coding style.
20381 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
20383 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
20384 __GXX_EXPERIMENTAL_CXX0X__.
20385 * doc/cpp.texi: Same.
20387 2007-01-05 Richard Guenther <rguenther@suse.de>
20389 PR middle-end/27826
20390 * tree.c (get_narrower): Do not construct COMPONENT_REFs
20391 with mismatched types. Instead explicitly build a
20392 conversion NOP_EXPR.
20394 2007-01-05 Ian Lance Taylor <iant@google.com>
20396 * c-common.c (decl_with_nonnull_addr_p): New function.
20397 (c_common_truthvalue_conversion): Call it.
20398 * c-typeck.c (build_binary_op): Likewise.
20399 * c-common.h (decl_with_nonnull_addr_p): Declare.
20401 2007-01-05 Jakub Jelinek <jakub@redhat.com>
20404 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
20407 2007-01-05 Joel Brobecker <brobecker@adacore.com>
20409 * doc/install.texi (Final install): Document the fact that
20410 the GNAT runtime should not be stripped.
20412 2007-01-04 Jan Hubicka <jh@suse.cz>
20414 * tree-inline.c (fold_marked_statements): Update operand caches
20415 and EH after folding
20417 2007-01-04 Ian Lance Taylor <iant@google.com>
20419 * c-common.c (check_function_nonnull): Whitespace fix.
20421 2007-01-04 Jan Hubicka <jh@suse.cz>
20423 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
20424 comitted older version of patch.
20425 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
20426 function, celanup cfg and collect garbage.
20428 2007-01-04 Mike Stump <mrs@apple.com>
20430 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
20433 2007-01-04 Eric Christopher <echristo@apple.com>
20435 * libgcc2.c (__bswapsi2): Use SItype.
20436 (__bswapdi2): Use DItype.
20437 * libgcc2.h: Update for above.
20439 2007-01-04 Paul Brook <paul@codesourcery.com>
20441 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
20442 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
20443 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
20444 umulsidi3, umulsidi3adddi, smulsi3_highpart,
20445 umulsi3_highpart): Make conditional on !arm_arch6.
20446 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
20447 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
20448 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
20449 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
20450 umulsi3_highpart_v6): New insns.
20452 2007-01-04 Roger Sayle <roger@eyesopen.com>
20454 * fold-const.c (fold_convert): When casting an expression to void,
20455 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
20456 have a type. Instead of attempting to build a NOP_EXPR, return
20457 these "special" trees directly.
20459 2007-01-04 Joseph Myers <joseph@codesourcery.com>
20461 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
20462 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
20463 rs6000_cost->fp not 0 as adjustment for outer NEG.
20465 2007-01-04 Jan Hubicka <jh@suse.cz>
20467 * cgraph.c (cgraph_release_function_body): New function.
20468 (cgraph_remove_node): Use it.
20469 * cgraph.h (cgraph_release_function_body): Declare.
20470 * cgraphunit.c (cgraph_expand_function): Use it.
20471 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
20472 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
20473 is initialized and while compilation of other function is running.
20474 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
20475 statement CFG annotations from here to ...
20476 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
20478 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
20480 * cfgloop.h (enum li_flags): Make the constants powers of two.
20482 2007-01-04 Jan Hubicka <jh@suse.cz>
20484 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
20486 (fold_marked_statements): New function.
20487 (optimize_inline_calls, tree_function_versioning): Fold new statements.
20488 * tree-inline.h (copy_body_data): Add statements_to_fold.
20490 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
20492 * config.gcc: Mention libgcc/config.host.
20493 * Makefile.in: Update comments mentioning libgcc.
20494 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
20495 (all.cross, start.encap, rest.encap, rest.cross): Update
20496 dependencies for libgcc move.
20497 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
20498 (clean-target, clean-target-libgcc): Delete.
20499 (srcdirify, GCC_EXTRA_PARTS): New macros.
20500 (libgcc-support, libgcc.mvars): New rules.
20501 (distclean): Remove mention of mklibgcc.
20502 (install): Don't reference INSTALL_LIBGCC.
20503 (install-common): Don't reference EXTRA_PARTS.
20504 (install-libgcc, install-multilib): Delete rules.
20505 * mklibgcc.in: Delete file.
20506 * doc/configfiles.texi: Don't mention mklibgcc.
20508 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
20509 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
20510 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
20511 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
20512 (mklibgcc, ldblspecs): Likewise.
20514 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
20515 (posixpre.def): Use $(T).
20516 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
20517 (SHLIB_SRC, SHLIB_INSTALL): Delete.
20518 (SHLIB_LINK): Make dummy.
20519 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
20521 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
20523 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
20524 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
20525 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
20526 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
20528 * configure.ac (all_outputs): Remove mklibgcc.
20529 * configure: Regenerated.
20531 2007-01-03 Josh Conner <jconner@apple.com>
20533 PR middle-end/29683
20534 * calls.c (compute_argument_addresses): Set stack and stack_slot
20535 for partial args, too.
20536 (store_one_arg): Use locate.size.constant for the size when
20537 generating a save_area.
20539 2007-01-03 Robert Kennedy <jimbob@google.com>
20541 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
20542 whose definitions are deleted due to basic block merging.
20544 2007-01-03 Paul Brook <paul@codesourcery.com>
20547 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
20549 (use_return_insn): Return 0 for Thumb interrupt functions.
20550 (print_multi_reg): Add rfe argument for IRQ returns.
20551 (arm_output_epilogue): Pop interrupt return address directly into PC.
20552 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
20554 2007-01-03 Paul Brook <paul@codesourcery.com>
20556 Merge from sourcerygxx-4_1.
20557 * config/arm/thumb2.md: New file.
20558 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
20560 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
20561 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
20562 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
20563 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
20565 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
20566 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
20568 * config/arm/ieee754-sf.S: Ditto.
20569 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
20570 (thumb1_base_register_rtx_p): ... to this.
20571 (thumb_index_register_rtx_p): Rename...
20572 (thumb1_index_register_rtx_p): ... to this.
20573 (thumb_output_function_prologue): Rename...
20574 (thumb1_output_function_prologue): ... to this.
20575 (thumb_legitimate_address_p): Rename...
20576 (thumb1_legitimate_address_p): ... to this.
20577 (thumb_rtx_costs): Rename...
20578 (thumb1_rtx_costs): ... to this.
20579 (thumb_compute_save_reg_mask): Rename...
20580 (thumb1_compute_save_reg_mask): ... to this.
20581 (thumb_final_prescan_insn): Rename...
20582 (thumb1_final_prescan_insn): ... to this.
20583 (thumb_expand_epilogue): Rename...
20584 (thumb1_expand_epilogue): ... to this.
20585 (arm_unwind_emit_stm): Rename...
20586 (arm_unwind_emit_sequence): ... to this.
20587 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
20588 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
20589 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
20590 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
20591 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
20592 thumb2_output_casesi): New functions.
20593 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
20594 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
20595 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
20596 THUMB2_WORK_REGS): Define.
20597 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
20598 arm_condexec_mask, arm_condexec_masklen)): New variables.
20599 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
20600 (arm_override_options): Check new CPU capabilities.
20601 Set new architecture flag variables.
20602 (arm_isr_value): Handle v7m interrupt functions.
20603 (user_return_insn): Return 0 for v7m interrupt functions. Handle
20605 (const_ok_for_arm): Handle Thumb-2 constants.
20606 (arm_gen_constant): Ditto. Use movw when available.
20607 (arm_function_ok_for_sibcall): Return false for v7m interrupt
20609 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
20610 (thumb_find_work_register, arm_load_pic_register,
20611 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
20612 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
20613 print_multi_reg, output_mov_long_double_fpa_from_arm,
20614 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
20615 output_mov_double_fpa_from_arm, output_move_double,
20616 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
20617 output_return_instruction, arm_output_function_prologue,
20618 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
20619 arm_output_mi_thunk, thumb_set_return_address): Ditto.
20620 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
20621 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
20622 (arithmetic_instr, shift_op): Use arm_shift_nmem.
20623 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
20625 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
20626 (thumb_expand_prologue): Use thumb_set_frame_pointer.
20627 (arm_file_start): Output directive for unified syntax.
20628 (arm_unwind_emit_set): Handle stack alignment instruction.
20629 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
20630 Add v6t2, v7, v7a, v7r and v7m.
20631 (RETLDM): Add Thumb-2 code.
20632 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
20633 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
20634 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
20635 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
20636 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
20637 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
20638 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
20639 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
20640 ADJUST_INSN_LENGTH): Define.
20641 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
20642 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
20643 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
20644 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
20645 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
20646 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
20647 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
20648 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
20649 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
20650 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
20651 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
20652 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
20653 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
20654 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
20655 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
20656 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
20657 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
20659 * config/arm/arm-tune.md: Regenerate.
20660 * config/arm/arm-protos.h: Update prototypes.
20661 * config/arm/vfp.md: Enable patterns for Thumb-2.
20662 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
20663 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
20664 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
20665 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
20666 * config/arm/libunwind.S: Add Thumb-2 code.
20667 * config/arm/constraints.md: Update include Thumb-2.
20668 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
20669 * config/arm/ieee754-df.S: Ditto.
20670 * config/arm/bpabi.S: Ditto.
20671 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
20672 * config/arm/predicates.md (low_register_operand,
20673 low_reg_or_int_operand, thumb_16bit_operator): New.
20674 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
20675 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
20676 * config/arm/t-arm-elf: Add armv7 multilib.
20677 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
20679 (UNSPEC_STACK_ALIGN, ce_count): New.
20680 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
20681 arm_zero_extendsidi2, arm_zero_extendqidi2): New
20683 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
20684 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
20685 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
20686 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
20687 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
20688 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
20690 * doc/extend.texi: Document ARMv7-M interrupt functions.
20691 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
20693 2007-01-03 Jakub Jelinek <jakub@redhat.com>
20695 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
20696 (struct _Unwind_Context): Rename args_size to flags, remove
20697 signal_frame field, add a new args_size field and version field.
20698 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
20699 _Unwind_IsExtendedContext): New inline functions.
20700 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
20701 Assume by_value array is only present if _Unwind_IsExtendedContext.
20702 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
20703 _Unwind_IsSignalFrame.
20704 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
20705 (uw_update_context_1): Use _Unwind_SetSignalFrame.
20706 (uw_init_context_1): Initialize context->flags to
20707 EXTENDED_CONTEXT_BIT.
20708 * config/rs6000/linux-unwind.h (frob_update_context): Use
20709 _Unwind_SetSignalFrame.
20711 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20713 PR middle-end/30353
20714 * gimplify.c (gimplify_modify_expr_complex_part): Move below
20715 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
20718 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
20720 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
20721 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
20722 RET, AT_SP): Remove.
20723 * config/i386/i386.md (*sse_prologue_save_insn): Use return
20726 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20727 * cfgbuild.c (find_basic_blocks): Likewise.
20728 * cfgrtl.c (rtl_create_basic_block): Likewise.
20729 * function.c (temp_slots_at_level): Likewise.
20730 * reg-stack.c (stack_regs_mentioned): Likewise.
20731 * regclass.c (allocate_reg_info): Likewise.
20732 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20733 set_bb_for_stmt, move_block_to_fn): Likewise.
20734 * tree-complex.c (tree_lower_complex): Likewise.
20735 * vec.h (VEC_safe_grow_cleared): New.
20737 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
20739 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
20741 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
20742 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
20744 * cfgloopmanip.c (scale_loop_frequencies): Export.
20745 (loopify): Scale the frequencies by prescribed coefficients.
20746 (set_zero_probability): New function.
20747 (duplicate_loop_to_header_edge): Improve updating of frequencies.
20748 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
20749 and frequencies according to arguments.
20750 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
20752 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
20753 * modulo-sched.c (sms_schedule): Set probabilities for entering
20754 versioned loop correctly.
20755 * tree-vect-transform.c (vect_transform_loop): Ditto.
20756 * cfgloop.h (loopify, loop_version): Declaration changed.
20757 (scale_loop_frequencies): Declared.
20759 2007-01-02 Jan Hubicka <jh@suse.cz>
20761 * cgraph.c: Include tree-flow.h
20762 (cgraph_add_new-function): Handle IPA_SSA mode; execute
20763 early_local_passes.
20764 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
20765 * tree-pass.h (pass_all_early_optimizations): Declare.
20766 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
20767 early_local_passes.
20768 (cgraph_analyze_function): Do early_local_passes.
20769 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
20770 Do not add referenced vars.
20771 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
20773 (gate_all_early_local_passes): New gate.
20774 (pass_early_local_passes): Use new gate.
20775 (execute_early_local_optimizations): New functions.
20776 (gate_all_early_optimizations): New gate.
20777 (pass_all_early_optimizations): New pass.
20778 (execute_free_datastructures): Free SSA only when initialized.
20779 (gate_init_datastructures): Init only when optimizing.
20780 (tree_lowering_passes): Do early local passes when called late.
20781 * tree-profile.c (do_tree_profiling): Don't profile functions added
20783 (do_early_tree_profiling, pass_early_tree_profile): Kill.
20784 * tree-cfg.c (update_modified_stmts): Do not update when operands are
20786 * passes.c (init_optimizations_passes): Reorder so we go into SSA
20787 during early_local_passes.
20788 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
20791 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
20793 * Makefile.in: Update copyright year.
20795 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
20797 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
20798 in $(lang_checks) and check-consistency targets.
20800 2007-01-02 Jan Hubicka <jh@suse.cz>
20802 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
20803 Do not add referenced vars.
20804 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
20806 * passes.c (init_optimization_passes): Put mudflap_2 after
20807 free_datastructures.
20809 2007-01-02 Jan Hubicka <jh@suse.cz>
20811 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
20812 Set NOTHROW flag on call statements proved to be nothrow.
20813 Update statement of local calls so new pure/const functions are
20814 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
20816 (tree_rest_of_compilation): Register hooks and initialize bitmap
20817 early. Do not set after_inlining flag.
20819 2007-01-02 Steve Ellcey <sje@cup.hp.com>
20821 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
20822 HOST_BITS_PER_LONGLONG
20824 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20827 * c-typeck.c (store_init_value): Don't emit pedantic overflow
20828 warning for non-static initializers.
20830 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
20832 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
20833 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
20834 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
20835 Always use set_unique_reg_note to add REG_EQUAL notes.
20837 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20840 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20842 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20843 * cfgbuild.c (find_basic_blocks): Likewise.
20844 * cfgrtl.c (rtl_create_basic_block): Likewise.
20845 * function.c (temp_slots_at_level): Likewise.
20846 * reg-stack.c (stack_regs_mentioned): Likewise.
20847 * regclass.c (allocate_reg_info): Likewise.
20848 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20849 set_bb_for_stmt, move_block_to_fn): Likewise.
20850 * tree-complex.c (tree_lower_complex): Likewise.
20851 * vec.h (VEC_safe_grow_cleared): New.
20853 2007-01-02 Ian Lance Taylor <iant@google.com>
20855 * c-common.c (c_common_truthvalue_conversion): When warning about
20856 using an assignment as a truth value, set TREE_NO_WARNING.
20858 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20861 * c.opt (Wold-style-declaration): New.
20862 * doc/invoke.texi (C-only Warning Options): New.
20863 (Wold-style-declaration): Document it.
20864 (Wextra): Enabled by -Wextra.
20865 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20866 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
20867 -Wold-style-declaration.
20869 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20871 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20872 * cfgbuild.c (find_basic_blocks): Likewise.
20873 * cfgrtl.c (rtl_create_basic_block): Likewise.
20874 * function.c (temp_slots_at_level): Likewise.
20875 * reg-stack.c (stack_regs_mentioned): Likewise.
20876 * regclass.c (allocate_reg_info): Likewise.
20877 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20878 set_bb_for_stmt, move_block_to_fn): Likewise.
20879 * tree-complex.c (tree_lower_complex): Likewise.
20880 * vec.h (VEC_safe_grow_cleared): New.
20882 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
20884 * c-common.c (c_common_nodes_and_builtins): Since variants of
20885 void_type_node get built before it is given a name, we need to
20886 give those variants the name, too.
20887 (complete_array_type): We need to work with the canonical main
20888 type of the array, from which we will build the qualified version.
20889 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
20890 * print-tree.c (print_node): Display canonical type information
20892 * stor-layout.c (layout_type): When we don't know the
20893 alignment of a type for which we're building an array, we end up
20894 guessing wrong, so make the type require structural equality.
20895 * tree.c (make_node_stat): When we build a new type, it is its
20896 own canonical type.
20897 (build_type_attribute_qual_variant): When building an attribute
20898 variant, its canonical type is the non-attribute variant. However,
20899 if the attributes are target-dependent and they differ, we need to
20900 use structural equality checks for this type.
20901 (build_qualified_type): A qualified type is not equivalent to its
20902 unqualified variant; set the canonical type appropriately.
20903 (build_distinct_type_copy): When building a distinct type from
20904 another type, the new type is its own canonical type.
20905 (build_variant_type_copy): When building a new type variant, we
20906 assume that it is equivalent to the original type.
20907 (build_pointer_type_for_mode): When building a pointer type, also
20908 build a canonical type pointer.
20909 (build_reference_type_for_mode): When building a reference type,
20910 also build a canonical type reference.
20911 (build_index_type): When we can't hash an index type (e.g.,
20912 because its maximum value is negative), the index type requires
20913 structural equality tests.
20914 (build_array_type): Build the canonical form of an array type.
20915 (build_function_type): Function types require structural equality,
20916 because they contain default arguments, attributes, etc.
20917 (build_method_type_directly): Ditto for method types.
20918 (build_offset_type): Build the canonical offset type.
20919 (build_complex_type): Build the canonical vector type.
20920 (make_vector_type): Build the canonical vector type.
20921 * tree.h (TYPE_CANONICAL): New.
20922 (TYPE_STRUCTURAL_EQUALITY_P): New.
20923 (SET_TYPE_STRUCTURAL_EQUALITY): New.
20924 (struct tree_type): Added "canonical" field.
20925 * params.h (VERIFY_CANONICAL_TYPES): New.
20926 * doc/c-tree.texi (TYPE_CANONICAL): Document.
20927 (TYPE_STRUCTURAL_EQUALITY_P): Document.
20928 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
20929 * doc/invoke.texi (verify-canonical-types): Document --param
20930 parameter for verifying canonical types.
20932 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20934 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
20935 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
20936 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
20937 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
20939 * config/rs6000/e500.h: New.
20940 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
20941 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
20943 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
20944 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
20945 TARGET_E500_DOUBLE): Remove.
20946 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
20947 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
20948 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
20949 * config/rs6000/rs6000.c (rs6000_override_options): Use
20950 CHECK_E500_OPTIONS.
20952 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20954 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
20955 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
20956 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
20957 rs6000_emit_cmove): Don't check TARGET_E500.
20958 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
20959 sordered): Don't check TARGET_E500.
20961 2007-01-01 Eric Christopher <echristo@apple.com>
20963 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
20964 HARD_REGISTER_NUM_P.
20966 2007-01-01 Roger Sayle <roger@eyesopen.com>
20968 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
20969 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
20970 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
20973 2007-01-01 Mike Stump <mrs@apple.com>
20975 * configure.ac: Remove support for building with Apple's gcc-3.1.
20977 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20979 PR middle-end/30311
20980 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
20981 REG is a hard register. Do not modify REG before calling
20983 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
20984 multiple of the size of YMODE for certain lowpart cases.
20986 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20988 PR middle-end/30253
20989 * gimplify (voidify_wrapper_expr): Update for
20990 GIMPLE_MODIFY_STMT.
20992 2007-01-01 Andreas Schwab <schwab@suse.de>
20995 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
20996 save of BR0 in extra_spill_size instead of spill_size.
20997 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
20999 (ia64_expand_epilogue): Restore BR0 from its new location.
21001 2007-01-01 Andrew Pinski <pinskia@gmail.com>
21003 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
21004 Use a temporary variable if the left hand side is not a gimple
21007 2007-01-01 Andrew Pinski <pinskia@gmail.com>
21009 * gimplify.c (gimplify_return_expr): Make the temporary variable
21010 for the return expression, a gimple register variable.
21012 2007-01-01 Jan Hubicka <jh@suse.cz>
21014 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
21017 2007-01-01 Mike Stump <mrs@apple.com>
21019 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
21021 * config/darwin.c (machopic_select_rtx_section): Use
21022 HAVE_GAS_LITERAL16.
21023 (darwin_mergeable_constant_section): Likewise.
21024 * configure: Regenerate.
21025 * config.in: Regenerate.
21027 2007-01-01 Jan Hubicka <jh@suse.cz>
21028 Andrew Pinski <pinskia@gmail.com>
21030 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
21031 before starting IPA passes.