1 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
5 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
7 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with
9 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
11 (*movv4sf_internal): Likewise.
12 (*movv2df_internal): Likewise.
14 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
16 * config.gcc (crx-*-elf): Remove deprecation.
18 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21 __gcc_deregister_frame with atexit.
22 (deregister_frame_dtor): Remove.
24 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
25 Nathan Sidwell <nathan@codesourcery.com>
27 * config/rs6000/rs6000.opt (mspe): Remove Var property.
29 * config/rs6000/rs6000.h (rs6000_spe): Declare.
30 (rs6000_isel): Likewise.
31 * config/rs6000/rs6000.c (rs6000_spe): New variable.
32 (rs6000_isel): New variable.
33 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
35 2008-04-24 Jakub Jelinek <jakub@redhat.com>
38 * c-common.c (handle_vector_size_attribute): Call
39 lang_hooks.types.reconstruct_complex_type instead of
40 reconstruct_complex_type.
41 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
42 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
43 * langhooks.h (struct lang_hooks_for_types): Add
44 reconstruct_complex_type hook.
45 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
46 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
48 2008-04-24 Richard Guenther <rguenther@suse.de>
50 * c-common.h (check_builtin_function_arguments): Declare.
51 * c-common.c (validate_nargs): New function.
52 (check_builtin_function_arguments): Likewise.
53 * c-typeck.c (build_function_call): Call
54 check_builtin_function_arguments.
55 * builtins.c (fold_builtin_classify): Remove error reporting code.
56 (fold_builtin_unordered_cmp): Likewise.
57 (fold_builtin_1): Likewise.
58 (fold_builtin_n): Likewise.
60 2008-04-24 Jakub Jelinek <jakub@redhat.com>
62 PR tree-optimization/36008
63 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
64 the original op1, rather than delta by step.
66 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
67 Sebastian Pop <sebastian.pop@amd.com>
69 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
70 eliminate_local_variables_stmt, eliminate_local_variables,
71 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
72 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
73 of code delimited by two edges in the CFG.
74 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
75 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
76 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
77 the case of parallelisation of reductions.
78 (expr_invariant_in_region_p): New.
80 * tree-flow.h (gather_blocks_in_sese_region): Declared.
81 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
83 2008-04-24 Ira Rosen <irar@il.ibm.com>
84 Richard Guenther <rguenther@suse.de>
86 PR tree-optimization/36034
87 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
88 incapable of dealing with loads with gaps.
90 2008-04-24 Rafael Espindola <espindola@google.com>
92 * tree-flow.h (vrp_evaluate_conditional): Change signature.
93 * tree-ssa-propagate.c (fold_predicate_in): Update call to
94 vrp_evaluate_conditional.
95 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
96 (vrp_evaluate_conditional): Split the cond argument.
97 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
98 (simplify_stmt_for_jump_threading): Update call to
99 vrp_evaluate_conditional.
101 2008-04-24 Ira Rosen <irar@il.ibm.com>
103 PR tree-optimization/35982
104 * tree-vect-analyze.c (vect_check_interleaving): Check that the
105 interleaved data-refs are of the same type.
107 2008-04-24 Danny Smith <dannysmith@users.net>
109 * c-format.c (check_format_info_main): Use strncmp rather than a
110 magic prefix to handle multichar length specs.
111 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
112 Don't prefix "I64" and "I32" with '\0'.
114 2008-04-24 Jakub Jelinek <jakub@redhat.com>
117 * config/i386/i386.c (init_cumulative_args): Don't pass anything
118 in registers for -m32 only if stdarg_p (fntype).
120 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
122 PR rtl-optimization/36006
123 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
124 temp to op0 in order to avoid invalid rtx sharing.
126 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
128 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
129 check TREE_INVARIANT.
130 * tree-gimple.c (is_gimple_address): New.
131 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
132 * tree-gimple.h (is_gimple_address): New.
133 * tree.h (decl_address_invariant_p): New.
134 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
135 (build_string): Likewise.
136 (decl_address_invariant_p): New, from is_gimple_invariant_address.
137 (tree_invariant_p_1): Likewise.
139 (tree_invariant_p): New.
140 (skip_simple_arithmetic): Use it.
141 (stabilize_reference_1): Use it.
142 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
144 (build1_stat): Drop code to compute TREE_INVARIANT.
145 (build2_stat): Drop code to compute TREE_INVARIANT.
146 (build3_stat): Drop code to compute TREE_INVARIANT.
147 (build4_stat): Drop code to compute TREE_INVARIANT.
148 (build5_stat): Drop code to compute TREE_INVARIANT.
149 (build7_stat): Drop code to compute TREE_INVARIANT.
150 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
151 * tree.h (struct tree_base): Remove invariant_flag.
152 (TREE_INVARIANT): Remove.
153 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
154 (fold_builtin_expect): Check TREE_CONSTANT.
155 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
156 * c-tree.h (c_expr_to_decl): Drop third parameter.
157 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
158 (build_c_cast): Don't set TREE_INVARIANT.
159 (pop_init_level): Don't set TREE_INVARIANT.
160 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
161 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
163 (gimplify_init_constructor): Don't set TREE_INVARIANT.
164 (gimplify_addr_expr): Adjust comment.
165 * tree-mudflap.c (mf_build_string):
166 * print-tree.c (print_node): Don't print TREE_INVARIANT.
167 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
168 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
169 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
170 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
171 * langhooks.h (struct lang_hooks): Drop third parameter from
174 2008-04-23 Richard Guenther <rguenther@suse.de>
176 PR tree-optimization/27799
177 PR tree-optimization/32921
178 PR tree-optimization/32624
179 * tree-ssa-structalias.c (merge_smts_into): Only merge the
180 SMTs aliases and the tag itself into the solution.
181 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
182 merge the points-to solution back into the SMT aliases.
183 (may_alias_p): Use alias_set_subset_of instead of
184 aliases_conflict_p. A pointer which points to
185 memory with alias set zero may access any variable.
187 2008-04-23 Richard Guenther <rguenther@suse.de>
189 * alias.c (alias_set_subset_of): Correctly handle asking
190 if zero is a subset of an alias set with zero child.
191 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
192 (compute_flow_insensitive_aliasing): Correctly walk all
193 pointers. Do not unnecessarily union sets.
195 2008-04-23 Richard Guenther <rguenther@suse.de>
198 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
200 2008-04-22 Tomas Bily <tbily@suse.cz>
202 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
204 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
206 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
207 * tree-ssa-structalias.c (get_constraint_for): Likewise.
208 * tree-inline.c (estimate_num_insns_1): Likewise.
209 * varasm.c (const_hash_1, compare_constant, copy_constant)
210 (compute_reloc_for_constant, output_addressed_constants): Likewise.
211 * emit-rtl.c (component_ref_for_mem_expr)
212 (set_mem_attributes_minus_bitpos): Likewise.
213 * expr.c (highest_pow2_factor, expand_expr_real_1, )
214 (is_aligning_offset): Likewise.
215 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
216 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
217 * dojump.c (do_jump): Likewise.
218 * builtins.c (get_pointer_alignment, get_memory_rtx)
219 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
220 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
222 2008-04-23 Jakub Jelinek <jakub@redhat.com>
224 PR rtl-optimization/36017
225 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
226 expanding the library call.
228 2008-04-22 Ian Lance Taylor <iant@google.com>
230 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
233 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
235 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
236 of LR/CTR moves for Power6.
238 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
241 * passes.c (init_optimization_passes): Remove
242 pass_fast_rtl_byte_dce.
244 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
247 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
248 builtin functions to generate faster code.
249 (_mm_cvtpu16_ps): Ditto.
250 (_mm_cvtpi32x2_ps): Ditto.
252 2008-04-22 Nick Clifton <nickc@redhat.com>
254 * common.opt (ftree-loop-distribution): Add Optimization
257 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
258 (frv_expand_builtin_va_start): Likewise.
260 * config/arm/arm.c (thumb_find_work_register): Fix location of
261 argument register count.
263 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
265 Support scheduling for ColdFire V1 and V3 microarchitecture.
266 Improve scheduling of multiplication instructions.
268 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
269 (mac): New instruction attribute.
270 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
271 (m68k_sched_mac): New variable.
272 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
273 Handle cfv1 and cfv3.
274 (max_insn_size): New static variable.
275 (struct _sched_ib): New type.
276 (sched_ib): New static variable.
277 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
278 to fields of 'struct _sched_ib sched_ib'. Update all uses.
279 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
281 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
282 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
283 new variables. Update.
284 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
285 Add modeling of cfv3 instruction buffer. Update.
286 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
287 * config/m68k/m68k.h (TUNE_CFV3): New macro.
288 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
289 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
290 a particular reservation applies to.
291 (type2): Reorganize attribute values. Rename alu to alu_reg,
292 alu_l to alu, move_l to omove. Join move to alu. Split mul
294 (cf_ib_*): Simplify description of instruction buffer.
295 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
296 (cf_mem): Split into cf_mem1 and cf_mem2.
297 (cf_v2_move_??): Rename to cfv12_alu_??.
298 (cf_v2_move_l_??): Rename to cfv12_omove_??.
299 (cf_v2_mul_??): Remove reservations.
300 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
301 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
302 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
304 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
305 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
306 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
307 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
308 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
309 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
310 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
311 expansions of the above reservations for instructions of sizes
314 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
316 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
318 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
320 * coverage.c: Include tree-pass.h.
321 (coverage_counter_alloc): Print da_file_name to the dump file.
323 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
325 * sbitmap.c (sbitmap_range_empty_p): New function.
326 * sbitmap.h (sbitmap_range_empty_p): New function.
327 * bitmap.h: Now includes obstack.h.
329 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
330 Kenneth Zadeck <zadeck@naturalbridge.com>
332 * dbgcnt.def (ra_byte_scan): Added.
333 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
334 when the last hit happens for a counter.
335 * timevar.def (TV_DF_BYTE_LR): New variable.
336 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
337 * passes.c (pass_fast_rtl_byte_dce): New pass.
338 * fwprop.c (update_df): Added mode to call df_ref_create.
339 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
340 DF_REF_EXTRACT_OFFSET.
341 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
342 DF_BYTE_LR_OUT, df_byte_lr): New macro.
344 (df_ref_extract): Added mode field.
345 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
346 DF_REF_EXTRACT_OFFSET.
347 (DF_REF_EXTRACT_MODE): New macro.
348 (df_byte_lr_bb_info): New structure.
349 (df_print_byte_regset, df_compute_accessed_bytes,
350 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
351 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
352 df_byte_lr_simulate_uses,
353 df_byte_lr_simulate_artificial_refs_at_top,
354 df_byte_lr_simulate_artificial_refs_at_end,
355 df_compute_accessed_bytes): New function.
356 (df_ref_create): Add parameter.
357 (df_byte_lr_get_bb_info): New inline function.
358 * df-scan.c (df_ref_record, df_uses_record,
359 df_ref_create_structure): Added mode parameter.
360 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
361 df_defs_record, df_uses_record, df_get_conditional_uses,
362 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
363 df_entry_block_defs_collect, df_exit_block_uses_collect):
364 Added mode parameter to calls to df_ref_record, df_uses_record,
365 df_ref_create_structure.
366 (df_ref_equal_p, df_ref_compare): Added test for modes.
367 (df_ref_create_structure): Added code to set mode. Renamed
368 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
369 DF_REF_EXTRACT_OFFSET.
370 * df-core.c (df_print_byte_regset): New function.
371 * df-byte-scan.c: New file.
372 * df-problems.c (df_rd_transfer_function): Removed unnecessary
373 calls to BITMAP_FREE.
374 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
375 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
376 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
377 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
378 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
379 df_byte_lr_local_compute, df_byte_lr_init,
380 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
381 df_byte_lr_transfer_function, df_byte_lr_free,
382 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
383 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
384 df_byte_lr_simulate_uses,
385 df_byte_lr_simulate_artificial_refs_at_top,
386 df_byte_lr_simulate_artificial_refs_at_end): New function.
387 * dce.c (byte_dce_process_block): New function.
388 (dce_process_block): au is now passed in rather than computed
389 locally. Changed loops that look at artificial defs to not look
390 for conditional or partial ones, because there never are any.
391 (fast_dce): Now is able to drive byte_dce_process_block or
392 dce_process_block depending on the kind of dce being done.
393 (rest_of_handle_fast_dce): Add parameter to fast_dce.
394 (rest_of_handle_fast_byte_dce): New function.
395 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
396 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
398 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
401 * gcc.h: Added fortran options that take arguments to
402 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
405 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
407 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
408 scalarization if on the LHS and not a full access.
410 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
412 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
414 2008-04-18 Rafael Espindola <espindola@google.com>
416 * tree-vrp.c (find_case_label_index): Fix the binary search.
417 (find_case_label_range): New.
418 (vrp_visit_switch_stmt): Use find_case_label_range.
419 (simplify_switch_using_ranges): Use find_case_label_range.
421 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
423 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
424 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
426 2008-04-18 Tom Tromey <tromey@redhat.com>
429 * doc/cpp.texi (Implementation-defined behavior): Mention
432 2008-04-18 Ian Lance Taylor <iant@google.com>
434 * fold-const.c (pointer_may_wrap_p): New static function.
435 (fold_comparison): Add another test for pointer overflow. Use
436 pointer_may_wrap_p to disable some false positives.
438 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
440 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
441 (fname_as_string): Match updated cpp_interpret_string prototype.
442 (fix_string_type): Support char16_t* and char32_t*.
443 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
444 derivative) nodes. Register as builtin if C++0x.
445 (c_parse_error): Support CPP_CHAR{16,32}.
446 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
447 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
448 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
449 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
450 CTI_CHAR32_ARRAY_TYPE>: New elements.
451 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
452 char32_type_node, signed_char32_type_node, char16_array_type_node,
453 char32_array_type_node): New defines.
454 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
455 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
456 (lex_string): Support CPP_STRING{16,32}, match updated
457 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
458 (lex_charconst): Support CPP_CHAR{16,32}.
459 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
460 and CPP_STRING{16,32}.
462 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
465 * aclocal.m4: Regenerate.
466 * configure: Regenerate.
468 2008-04-18 Jan Hubicka <jh@suse.cz>
470 * except.c (dw2_size_of_call_site_table,
471 sjlj_size_of_call_site_table): Use vector API for call_site_record.
473 * cgraphbuild.c (build_cgraph_edges): Update.
474 * tree-pass.h: Update comment.
475 * final.c (leaf_function_p): Update.
476 (leaf_renumber_regs): Update.
477 (rest_of_clean_state): Update.
478 * omp-low.c (expand_omp_parallel): Update.
479 * ipa-reference.c (analyze_function): Update.
480 * reorg.c (find_end_label): Update.
481 (optimize_skip): Update.
482 (fill_simple_delay_slots): Update.
483 (fill_simple_delay_slots): Update.
484 (make_return_insns): Update.
485 (dbr_schedule): Update.
486 * gimple-low.c (record_vars_into): Update.
487 * cfgbuild.c (make_edges): Update.
488 * function.c (assign_stack_local): Update.
489 (assign_parm_adjust_stack_rtl): Update.
490 (locate_and_pad_parm): Update.
491 (allocate_struct_function): Do not initialize stack_alignment_needed
492 and preferred_stack_boundary here.
493 (stack_protect_prologue): Update.
494 (stack_protect_epilogue): Update.
495 (expand_function_start): Initialize stack_alignment_needed,
496 preferred_stack_boundary and max_jumptable_ents.
497 (expand_function_end): Update.
498 (free_after_compilation): Do not NULLify epilogue_delay_list.
499 * function.h (struct rtl_data): Add stack_protect_guard,
500 stack_alignment_needed,
501 preferred_stack_boundary, epilogue_delay_list.
502 (struct function): Remove value_histograms, stack_alignment_needed,
503 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
505 unexpanded_var_list, stack_protect_guard.
506 (current_function_epilogue_delay_list): Remove.
507 * ipa-type-escape.c (analyze_function): Update.
508 * gimplify.c (pop_gimplify_context): Update comment.
509 * calls.c (expand_call): Update.
510 (emit_library_call_value_1): Update.
511 * except.c (set_nothrow_function_flags): Update.
512 * cfgexpand.c (get_decl_align_unit): Update.
513 (create_stack_guard): Update.
514 (estimated_stack_frame_size): Update.
515 (expand_used_vars): Update.
516 (tree_expand_cfg): Free histogram earliers, init expansion variables.
517 * explow.c (allocate_dynamic_stack_space): Update.
518 * tree-ssa-live.c (remove_unused_locals): Update.
519 * varasm.c (mark_constant_pool): Update.
520 * tree-inline.c (remap_decls): Update.
521 (initialize_cfun): Update.
522 (declare_return_variable): Update.
523 (inline_forbidden_p): Update.
524 (expand_call_inline): Update.
525 (declare_inline_vars): Update.
526 (tree_function_versioning): Update.
527 * tree-flow.h (value_histograms): New.
528 (VALUE_HISTOGRAMS): New macro.
529 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
531 * tree-cfg.c (set_bb_for_stmt): Update.
532 (replace_by_duplicate_decl): Update.
533 (move_block_to_fn): Update.
534 (new_label_mapper): Update.
535 (dump_function_to_file): Update.
536 * ipa-struct-reorg.c (build_data_structure): Update.
537 * cfgrtl.c (print_rtl_with_bb): Update.
538 * reload1.c (reload): Update.
540 * config/i386/i386.c (setup_incoming_varargs_64,
541 ix86_compute_frame_layout): Update.
542 * config/arc/arc.c (arc_output_function_epilogue): Update.
544 2008-04-18 Marius Strobl <marius@FreeBSD.org>
546 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
548 * gthr-posix95.h: Likewise.
550 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
552 PR rtl-optimization/35838
553 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
554 out the byte offset of the first subreg.
556 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
558 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
559 to split_ti instead of three separate calls with single member arrays.
560 (subti3 splitter): Ditto.
561 (adddi3 splitter): Ditto with split_di.
562 (subdi3 splitter): Ditto.
563 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
564 two separate calls with single member arrays. Swap match_dup
565 operands 1 and 2 to better fit into the array.
566 (negdi2 splitter): Ditto with split_di.
567 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
568 two separate calls with single member arrays. Swap match_dup operands
569 6 and 7 to better fit into the array.
571 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
573 * config/i386/i386.c (sse_builtin_type): New.
574 (bdesc_sse_args): Likewise.
575 (bdesc_sse_3arg): Removed.
576 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
577 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
578 IX86_BUILTIN_ROUNDPS.
579 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
580 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
581 IX86_BUILTIN_ROUNDPS.
582 (ix86_expand_sse_4_operands_builtin): Removed.
583 (ix86_expand_sse_operands_builtin): New.
584 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
585 and CODE_FOR_sse4_1_roundps.
586 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
587 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
589 2008-04-17 Alan Modra <amodra@bigpond.net.au>
592 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
593 regs before frame pop when needed. If use_backchain_to_restore_sp
594 then load backchain into a temp reg to restore vr and vrsave. Add
595 code to restore vr after frame pop if possible.
597 2008-04-17 Richard Guenther <rguenther@suse.de>
599 * tree-vn.c (expressions_equal_p): Do not check type
600 equality or compatibility before calling operand_equal_p.
601 * fold-const.c (operand_equal_p): Check equivalence of
602 integer constants before bailing out due to signedness or
603 precision differences.
604 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
605 spurious differences in type qualification. Ignore types
606 for COMPONENT_REFs at all.
608 2008-04-17 Christian Bruel <christian.bruel@st.com>
610 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
613 2008-04-16 Jakub Jelinek <jakub@redhat.com>
616 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
619 PR tree-optimization/35899
620 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
621 rather than TREE_OPERAND.
623 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
626 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
627 temporary registers. Change operand predicate to general_operand.
628 (remainderxf3): Ditto.
630 2008-04-16 Richard Guenther <rguenther@suse.de>
632 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
633 * tree-affine.c (aff_combination_expand): Look through some
636 2008-04-15 Doug Kwan <dougkwan@google.com>
638 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
640 * tree-pretty-print.c (dump_generic_node): Ditto.
641 * final.c (output_addr_const): Ditto.
642 * dwarf2out.c (output_cfi): Ditto.
643 * c-pretty-print.c (pp_c_integer_constant): Ditto.
644 * print-rtl.c (print_rtx): Ditto.
645 * print-tree.c (print_node_brief, print_node): Ditto.
646 * c-common.c (match_case_to_enum_1): Ditto.
647 * sched-vis.c (print_value): Ditto.
648 * config/i386/i386.c (print_operand): Cast to long unsigned int
651 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
652 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
653 MS Windows VirtualProtect function.
655 2008-04-15 Jan Hubicka <jh@suse.cz>
657 * gengtype.c (write_root): Param_is argument is OK.
658 * expr.c (expand_expr_real_1): Update call of get_exception_*.
659 * function.h: Include varray.h
660 (rtl_eh): New stucture based on except.c one.
661 (call_site_record): New forward declaration and vector type.
662 * calls.c (emit_call_1): Do not call
663 note_current_region_may_contain_throw.
664 * except.c (eh_status): Remove cur_region, try_region since they are
666 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
667 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
668 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
669 Remove call_site_data_used, call_site_data_size.
670 Turn call_site_record into vector in function.h.
671 (note_current_region_may_contain_throw): Remove.
672 (get_exception_pointer, get_exception_filter): Do not take struct
673 function argument; update.
674 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
675 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
676 build_post_landing_pads, dw2_build_landing_pads,
677 sjlj_assign_call_site_values, sjlj_mark_call_sites,
678 sjlj_emit_function_enter, sjlj_emit_function_enter,
679 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
680 sjlj_build_landing_pads, finish_eh_generation,
681 remove_exception_handler_label, remove_eh_handler,
682 maybe_remove_eh_handler, add_reachable_handler,
683 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
684 add_action_record, collect_one_action_chain, add_call_site,
685 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
686 sjlj_output_call_site_table, output_function_exception_table,
687 * except.h (note_current_region_may_contain_throw): Remove
688 (get_exception_pointer, get_exception_filter): Do not take struct
690 * Makefile.in (GTFILES): Put varargs before struct function.
692 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
694 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
696 (get_constraint_for): Deal with STRING_CST here instead.
698 2008-04-15 Richard Guenther <rguenther@suse.de>
700 * tree-ssa-propagate.c (substitute_and_fold): Substitute
701 statements in a basic-block with a backward walk. Do not
702 substitute into dead statements but instead remove those.
704 2008-04-15 Richard Guenther <rguenther@suse.de>
706 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
707 to zero, thus disable creation of SFTs.
709 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
711 * tree-predcom.c (suitable_reference_p): Return false if the
714 2008-04-15 Jakub Jelinek <jakub@redhat.com>
717 * c-decl.c (finish_decl): If extern or static var has variable
718 size, set TREE_TYPE (decl) to error_mark_node.
720 2008-04-15 Rafael Espindola <espindola@google.com>
722 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
725 2008-04-15 Richard Guenther <rguenther@suse.de>
727 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
728 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
729 (visit_reference_op_load): Do walk vuse-vdef chains on
731 (visit_reference_op_store): But do not here.
732 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
734 (vn_lookup_with_vuses): But do so here.
736 2008-04-14 Ian Lance Taylor <iant@google.com>
738 * fold-const.c (fold_overflow_warning): Remove assertion.
740 2008-04-15 Ben Elliston <bje@au.ibm.com>
742 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
743 temp1 local variables.
745 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
748 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
749 ".text.unlikely" section as executable.
751 2008-04-14 James E. Wilson <wilson@tuliptree.org>
753 * config/ia64/ia64.c (rtx_needs_barrier): Handle
754 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
755 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
756 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
757 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
758 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
759 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
761 2008-04-14 Ian Lance Taylor <iant@google.com>
763 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
764 * fold-const.c (fold_comparison): If appropriate, test
765 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
766 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
767 reassociating a pointer type.
768 * doc/invoke.texi (Optimize Options): Document that
769 -fstrict-overflow applies to pointer wraparound.
771 2008-04-13 Jan Hubicka <jh@suse.cz>
773 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
775 2008-04-12 Andrew Pinski <pinskia@gmail.com>
777 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
778 we are going to "save the world".
780 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
782 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
783 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
784 operand 0 constraint, not "=".
786 2008-04-11 James E. Wilson <wilson@tuliptree.org>
788 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
790 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
792 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
793 of size of positions_needed * CHAR_BIT.
795 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
798 * dse.c (store_info): Change positions_needed to unsigned
800 (lowpart_bitmask): New.
801 (record_store): Cast to unsigned HOST_WIDE_INT for
802 positions_needed. Assert width <= size of positions_needed *
803 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
804 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
805 lowpart_bitmask to set mask.
807 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
809 * config/bfin/constraints.md: New file.
810 * config/bfin/bfin.md: Include it.
811 (adddi3): Use satisfies_constraint functions instead of the old macros.
812 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
813 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
814 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
815 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
816 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
817 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
818 EXTRA_CONSTRAINT): Delete.
819 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
820 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
822 * config/bfin/bfin.c: Include "tm-constrs.h".
823 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
824 Use satisfies_constraint functions instead of the old macros.
825 * doc/md.texi (Blackfin Constraints): Update file name reference.
827 2008-04-11 Richard Guenther <rguenther@suse.de>
829 PR tree-optimization/35869
830 * tree-vrp.c (execute_vrp): Move switch statement update after
831 jump threading. Schedule another cfg cleanup run.
833 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
836 * attribs.c (decl_attributes): Return early on errorneous node.
838 2008-04-10 Oleg Ryjkov <olegr@google.com>
840 * tree.h (struct tree_base): Added a new flag default_def_flag.
841 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
843 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
845 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
847 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
850 * pa.md: Define mode iterator P. Define mode attribute dwc.
851 (dcacheflush): Update pattern to use iterator P and attribute dwc.
852 (icacheflush): Likewise.
853 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
854 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
856 2008-04-11 Ben Elliston <bje@au.ibm.com>
858 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
860 2008-04-10 Rafael Espindola <espindola@google.com>
862 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
863 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
864 (extract_range_from_expr): The same.
866 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
868 * config/mips/mips.md (GPR2): New mode iterator.
870 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
871 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
872 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
873 Rewrite these to take two modes, the mode of comparison and the
874 mode of the destination.
875 * config/mips/mips.c (mips_expand_scc): Instead of having
876 paradoxical subreg as destination, expand "narrowing" scc if mode
877 of comparison is SI and target is requested in DI mode.
878 (mips_emit_int_order_test): Update comment. Make mode of
879 comparison match CMP0 rather than TARGET. When creating inverse
880 target use mode of TARGET.
882 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
884 * gcov-dump.c (tag_summary): Only print summaries for the first
885 GCOV_COUNTERS_SUMMABLE counters.
887 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
889 * config/i386/i386.md (absneg): New code iterator.
890 (absnegprefix): New code attribute.
891 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
892 patterns using absneg code iterator.
893 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
894 using absneg code iterator.
895 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
896 *neg<mode>2 patterns using absneg code iterator.
897 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
898 *negextendsfdf2 patterns using absneg code iterator.
899 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
900 *negextendsfxf2 patterns using absneg code iterator.
901 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
902 *negextendsfdf2 patterns using absneg code iterator.
903 * config/i386/sse.md (<code><mode>2): Macroize expander from
904 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
906 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
908 * config/s390/s390.h: Remove the remains of the recent search
909 & replace action of current_function_outgoing_args_size.
911 2008-04-10 Ira Rosen <irar@il.ibm.com>
913 PR tree-optimization/35821
914 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
915 NEW_STMT_LIST is not NULL.
917 2008-04-09 David Edelsohn <edelsohn@gnu.org>
920 * toplev.c (process_options): Remove -ffunction-sections debugging
923 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
925 PR middle-end/PR28690
926 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
927 than gen_rtx_fmt_ee to perform more canonicalizations.
929 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
932 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
934 2008-04-09 Richard Guenther <rguenther@suse.de>
936 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
937 (dump_function_to_file): Dump function arguments with types.
939 2008-04-08 Richard Guenther <rguenther@suse.de>
941 * fold-const.c (fold_widened_comparison): Do not allow
942 sign-changes that change the result.
944 2008-04-08 Janis Johnson <janis187@us.ibm.com>
947 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
948 kinds of indirect references.
950 2008-04-08 David Edelsohn <edelsohn@gnu.org>
952 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
953 GNU Fortran language string.
955 2008-04-08 Rafael Espindola <espindola@google.com>
957 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
958 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
959 * tree.h (tree_call_nonnegative_warnv_p): New.
961 2008-04-08 Jan Hubicka <jh@suse.cz>
963 * function.c (free_after_compilation): Clear out regno_reg_rtx
966 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
969 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
971 PR middle-end/PR28690
972 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
973 same precedence as REG_POINTER and MEM_POINTER operands.
975 2008-04-08 Richard Guenther <rguenther@suse.de>
978 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
979 for adding index to base.
981 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
983 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
984 (MINGW_ENABLE_EXECUTE_STACK): New.
985 (IN_LIBGCC2): For libgcc include windows.h file for
986 function declarations.
988 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
990 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
991 and tem2 if tem1 is not a REG or MULT.
993 2008-04-08 Jan Hubicka <jh@suse.cz>
995 * function.h (incomming_args): Break out of struct function.
996 (function_subsections): Break out of struct function.
997 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
998 return_rtx and hard_reg_initial_vals from struct function.
999 Kill inl_max_label_num.
1000 (current_function_pops_args, current_function_args_info,
1001 current_function_args_size, current_function_args_size,
1002 current_function_pretend_args_size,
1003 current_function_outgoing_args_size,
1004 current_function_internal_arg_pointer, current_function_return_rtx):
1005 Kill compatibility accestor macros.
1006 * builtins.c (expand_builtin_apply_args_1): Update.
1007 (expand_builtin_next_arg): Update.
1008 * df-scan.c (df_get_call_refs): Update.
1009 * dbxout.c (dbxout_function_end): Update.
1010 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1011 (output_line_info): Update.
1012 (secname_for_decl): Update.
1013 (dwarf2out_var_location): Update.
1014 * function.c (free_after_compilation): Update.
1015 (assign_parm_find_stack_rtl): Update.
1016 (assign_parms): Update.
1017 (expand_dummy_function_end): Update.
1018 (expand_function_end): Update.
1019 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1020 (expand_call): Update.
1021 (emit_library_call_value_1): Update.
1022 (store_one_arg): Update.
1023 * varasm.c (initialize_cold_section_name): Update.
1024 (unlikely_text_section): Update.
1025 (unlikely_text_section_p): Update.
1026 (assemble_start_function): Update.
1027 (assemble_end_function): Update.
1028 (default_section_type_flags): Update.
1029 (switch_to_section): Update.
1030 * integrate.c (set_decl_abstract_flags): Update.
1031 (get_hard_reg_initial_val): Update.
1032 (has_hard_reg_initial_val): Update.
1033 (allocate_initial_values): Update.
1034 * resource.c (init_resource_info): Update.
1035 * config/alpha/alpha.c (NUM_ARGS): Update.
1036 (direct_return): Update.
1037 (alpha_va_start): Update.
1038 (alpha_sa_size): Update.
1039 (alpha_initial_elimination_offset): Update.
1040 (alpha_expand_prologue): Update.
1041 (alpha_start_function): Update.
1042 (alpha_expand_epilogue): Update.
1043 (unicosmk_initial_elimination_offset):
1044 * config/alpha/alpha.md (call expander): Update.
1045 * config/s390/s390.c (s390_register_info): Update.
1046 (s390_register_info): Update.
1047 (s390_frame_info): Update.
1048 (s390_initial_elimination_offset): Update.
1049 (s390_build_builtin_va_list): Update.
1050 (s390_va_start): Update.
1051 * config/spu/spu.c (direct_return): Update.
1052 (spu_expand_prologue): Update.
1053 (spu_initial_elimination_offset): Update.
1054 (spu_build_builtin_va_list): Update.
1055 (spu_va_start): Update.
1056 * config/sparc/sparc.c (sparc_init_modes): Update.
1057 (sparc_compute_frame_size): Update.
1058 (function_value): Update.
1059 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1060 * config/i386/i386.md (return expander): Update.
1061 * config/i386/i386.c (ix86_va_start): Update.
1062 (ix86_can_use_return_insn_p): Update.
1063 (ix86_compute_frame_layout): Update.
1064 (ix86_expand_epilogue): Update.
1065 * config/sh/sh.c (output_stack_adjust): Update.
1066 (calc_live_regs): Update.
1067 (sh_expand_prologue): Update.
1068 (sh_builtin_saveregs): Update.
1069 (sh_va_start): Update.
1070 (initial_elimination_offset): Update.
1071 (sh_allocate_initial_value): Update.
1072 (sh_function_ok_for_sibcall): Update.
1073 (sh_get_pr_initial_val): Update.
1074 * config/sh/sh.md (return expander): Update.
1075 * config/avr/avr.c (frame_pointer_required_p): UPdate.
1076 * config/crx/crx.c (crx_compute_frame): UPdate.
1077 (crx_initial_elimination_offset): UPdate.
1078 * config/xtensa/xtensa.c (compute_frame_size): Update
1079 (xtensa_builtin_saveregs): Update.
1080 (xtensa_va_start): Update.
1081 (order_regs_for_local_alloc): Update.
1082 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
1083 (xstormy16_expand_builtin_va_start): Update.
1084 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
1085 * config/m68hc11/m68hc11.md (return expanders): Update.
1086 * config/m68hc11/m68hc11.c (expand_prologue): Update.
1087 (expand_epilogue): Update.
1088 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
1089 (cris_simple_epilogue): Update.
1090 (cris_expand_prologue): Update.
1091 (cris_expand_epilogue): Update.
1092 * config/iq2000/iq2000.c (iq2000_va_start): Update.
1093 (compute_frame_size): Update.
1094 * config/mt/mt.c (mt_compute_frame_size): Update.
1095 * config/mn10300/mn10300.c (expand_prologue): Update.
1096 (expand_epilogue): Update.
1097 (initial_offset): Update.
1098 (mn10300_builtin_saveregs):
1099 * config/mn10300/mn10300.md (return expander): Update.
1100 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1101 (ia64_initial_elimination_offset): Update.
1102 (ia64_initial_elimination_offset): Update.
1103 (ia64_expand_prologue): Update.
1104 * config/m68k/m68k.md (return expander): Update.
1105 * config/rs6000/rs6000.c (rs6000_va_start): Update.
1106 (rs6000_stack_info): Update.
1107 * config/mcore/mcore.c (layout_mcore_frame): Update.
1108 (mcore_expand_prolog): Update.
1109 * config/arc/arc.c (arc_compute_frame_size): Update.
1110 * config/score/score3.c (score3_compute_frame_size): Update.
1111 * config/score/score7.c (score7_compute_frame_size): Update.
1112 * config/arm/arm.c (use_return_insn): Update.
1113 (thumb_find_work_register): Update.
1114 (arm_compute_save_reg_mask): Update.
1115 (arm_output_function_prologue): Update.
1116 (arm_output_epilogue): Update.
1117 (arm_size_return_regs): Update.
1118 (arm_get_frame_offsets): Update.
1119 (arm_expand_prologue): Update.
1120 (thumb_exit): Update.
1121 (thumb_unexpanded_epilogue): Update.
1122 (thumb1_output_function_prologue): Update.
1123 * config/pa/pa.md (return expander): Update.
1124 * config/pa/pa.c (compute_frame_size): Update.
1125 (hppa_builtin_saveregs): Update.
1126 * config/mips/mips.c (mips_va_start): Update.
1127 (mips16_build_function_stub): Update.
1128 (mips_compute_frame_info): Update.
1129 (mips_restore_gp): Update.
1130 (mips_output_function_prologue): Update.
1131 (mips_expand_prologue): Update.
1132 * config/v850/v850.c (compute_frame_size): Update.
1133 (expand_prologue): * config/mmix/mmix.c (along): update.
1134 (mmix_initial_elimination_offset): update.
1135 (mmix_reorg): update.
1136 (mmix_use_simple_return): update.
1137 (mmix_expand_prologue): update.
1138 (mmix_expand_epilogue): Update.
1139 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
1140 (emit_link_insn): Update.
1142 2008-04-08 Anatoly Sokolov <aesok@post.ru>
1144 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
1145 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
1147 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
1150 2008-04-07 Jan Hubicka <jh@suse.cz>
1152 * function.h (rtl): Rename to x_rtl.
1154 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1155 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1156 used_temp_slots avail_temp_slots, temp_slot_level,
1157 nonlocal_goto_handler_labels): Update accesstors.
1158 (rtl): New global variable.
1159 (struct function): Move some fileds to rtl_data.
1160 (get_arg_pointer_save_area): Update prototype.
1161 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1162 get_arg_pointer_save_area.
1163 * expr.c (init_expr): Update
1164 * function.c (get_frame_size): Update
1165 (assign_stack_local): Update
1166 (expand_function_end): Update.
1167 (get_art_pointer_save_area): Update
1169 * emit-rtl.c (rtl): Declare.
1170 (regno_reg_rtx): Declare.
1171 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1173 (gen_reg_rtx): Update.
1174 * varasm.c (n_deferred_constatns): Update accestor.
1175 (init_varasm_status): Do not allocate varasm_status.
1176 (force_const_mem, get_pool_size, output_constant_pool): Update.
1177 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1178 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1179 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
1180 * sparc/sparc.h (INIT_EXPANDERS): Update.
1181 * ia64/ia64.h (INIT_EXPANDERS): Update.
1183 2008-04-07 James E. Wilson <wilson@tuliptree.org>
1185 * reload.c (push_secondary_reload): Add missing break to for loop.
1187 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1189 PR middle-end/PR28690
1190 * rtlanal.c: Update copyright years.
1191 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
1192 as REG_POINTER and MEM_POINTER operands.
1193 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
1194 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
1195 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
1196 * gcse.c: Update copyright years.
1197 (pre_delete): Call gen_reg_rtx_and_attrs.
1198 (hoist_code): Likewise.
1199 (build_store_vectors): Likewise.
1200 (delete_store): Likewise.
1201 * loop-invariant.c (move_invariant_reg): Likewise.
1202 Update copyright years.
1204 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
1206 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
1207 control string instead of quoted.
1209 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1211 * doc/rtl.texi: Rewrite of subreg section.
1213 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
1216 * config/i386/i386.c (legitimize_pic_address): Add treating
1217 of dllimport SYM_REF's.
1218 (legitimize_dllimport_symbol): Add prototype.
1220 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1222 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
1223 reference in constructor with non self-referential type.
1225 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1227 Removal of Return with Depressed Stack Pointer support
1228 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
1229 (ECF_SP_DEPRESSED): Likewise.
1230 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
1231 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
1232 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1233 (expand_call): Do not test ECF_SP_DEPRESSED.
1234 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1235 * function.c (keep_stack_depressed): Delete.
1236 (handle_epilogue_set): Likewise.
1237 (update_epilogue_consts): Likewise.
1238 (emit_equiv_load): Likewise.
1239 (thread_prologue_and_epilogue_insns): Remove support for Return with
1240 Depressed Stack Pointer.
1241 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1243 2008-04-06 Richard Guenther <rguenther@suse.de>
1245 PR tree-optimization/35400
1246 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
1247 information from SSA_NAMEs.
1249 2008-04-06 Anatoly Sokolov <aesok@post.ru>
1251 * config/avr/avr.h (avr_mega_p): Remove declaration.
1252 (AVR_MEGA): Remove macro.
1253 * config/avr/avr.c (avr_mega_p): Remove variable.
1254 (avr_override_options): Remove inicializion of avr_mega_p.
1255 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1256 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1257 (avr_jump_mode): (Ditto.).
1258 (avr_output_progmem_section_asm_op): (Ditto.).
1259 (avr_asm_init_sections): (Ditto.).
1260 (avr_asm_init_sections): (Ditto.).
1261 (avr_rtx_costs): (Ditto.).
1262 * config/avr/avr.md: (Ditto.).
1263 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
1266 2008-04-06 Richard Guenther <rguenther@suse.de>
1268 PR tree-optimization/35842
1269 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
1270 is_gimple_invariant_address.
1272 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1274 * gcc.c (default_compilers): Sync Fortran extensions list with
1275 that in fortran/lang-specs.h.
1276 * doc/invoke.texi: Likewise.
1277 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
1278 * dwarf2out.c (gen_compile_unit_die): Likewise.
1280 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
1282 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
1284 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
1287 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
1288 attribute is used for nested functions.
1290 2008-04-05 Jan Hubicka <jh@suse.cz>
1292 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
1294 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
1296 (dump_files): Update.
1297 (enable_rtl_dump_file): Do not accept letter argument.
1298 * tree-pass.h (dump_file_info): Remove letter argument.
1299 * toplev.c (decode_d_option): Update -da handling.
1300 * toplev.h (enable_rtl_dump_file): Update prototype.
1301 * passes.c (register_one_dump_file): Do not accept IPA argument; work
1302 it out based on pass type.
1303 (register_dump_files_1): Likewise.
1304 (init_optimization_passes): Update register_one_dump_file calls.
1305 (execute_one_pass): Sanity check that IPA passes are called at IPA
1306 level and RTL passes at RTL level.
1307 (execute_pass_list): IPA pass can not be after or subpass of
1309 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
1310 disallov RTL subpasses of IPA subpasses.
1312 2008-04-05 Ben Elliston <bje@au.ibm.com>
1314 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1315 builtins that return exactly once and do not throw. Cache call to
1318 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1320 PR rtl-optimization/34916
1322 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1323 between instruction pairs.
1325 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1327 * doc/invoke.texi: Document -mbitops for SH.
1328 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1329 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1330 * config/sh/sh.c (print_operand): Add %t operand code.
1331 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1332 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1333 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1334 (extendqihi2): Likewise.
1335 (movqi_i): Likewise.
1336 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1337 (extv): Use bld instruction for SH2A if possible.
1339 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1340 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1341 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1342 (bset.b, bclr.b): Define peepholes.
1343 * config/sh/sh.opt (mbitops): New option.
1345 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1348 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1349 and view convert expression.
1351 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1354 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1356 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1358 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1360 * config/i386/cpuid.h (bit_AES): New.
1361 (bit_PCLMUL): Likewise.
1363 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1364 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1365 SSE2 if AES or PCLMUL is enabled.
1366 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1367 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1368 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1369 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1370 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1371 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1372 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1373 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1374 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1375 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1376 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1377 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1378 __builtin_ia32_aeskeygenassist128 and
1379 __builtin_ia32_pclmulqdq128.
1380 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1381 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1382 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1384 * config/i386/i386.h (TARGET_AES): New.
1385 (TARGET_PCLMUL): Likewise.
1386 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1388 * config/i386/i386.md (UNSPEC_AESENC): New.
1389 (UNSPEC_AESENCLAST): Likewise.
1390 (UNSPEC_AESDEC): Likewise.
1391 (UNSPEC_AESDECLAST): Likewise.
1392 (UNSPEC_AESIMC): Likewise.
1393 (UNSPEC_AESKEYGENASSIST): Likewise.
1394 (UNSPEC_PCLMUL): Likewise.
1396 * config/i386/i386.opt (maes): New.
1397 (mpclmul): Likewise.
1399 * config/i386/sse.md (aesenc): New pattern.
1400 (aesenclast): Likewise.
1402 (aesdeclast): Likewise.
1404 (aeskeygenassist): Likewise.
1405 (pclmulqdq): Likewise.
1407 * config/i386/wmmintrin.h: New.
1409 * doc/extend.texi: Document AES and PCLMUL built-in function.
1411 * doc/invoke.texi: Document -maes and -mpclmul.
1413 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1415 * function.c (free_after_parsing): Replace with
1416 cxx_push_function_context from C++ front-end.
1417 (allocate_struct_function): Don't call langhook.
1418 * langhooks.h (struct lang_hooks_for_functions): Delete.
1419 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1421 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1422 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1423 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1424 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1425 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1426 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1427 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1429 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1430 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1432 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1435 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1438 2008-04-04 Richard Guenther <rguenther@suse.de>
1441 * fold-const.c (optimize_minmax_comparison): Use the correct
1442 type for the constant in the simplified comparison.
1444 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1446 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1447 Pass L2 size as "--param l2-cache-size" to the compiler.
1448 (decode_l2_cache): New function to decode L2 cache parameters using
1449 0x8000006 extended cpuid function.
1450 (detect_caches_amd): Determine parameters of L2 cache using
1451 decode_l2_caches function.
1452 (decode_caches_intel): Decode L2 cache parameters.
1453 (detect_caches_intel): Determine L2 cache parameters using
1454 decode_caches_intel and decode_l2_caches functions.
1456 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1458 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1459 secondary input reload for subword loads from the constant pool.
1461 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1464 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1465 constants of the appropriate size for runtime calculations.
1468 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1469 decimal-float literal constant zero.
1471 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1474 * c-parser.c (c_parser_omp_atomic): Call
1475 default_function_array_conversion on the RHS.
1478 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1479 call is_variable_sized if decl has incomplete type.
1481 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1483 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1485 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1487 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1489 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1490 (sgt<u>): Merge sgt and sgtu into new expander.
1491 (sgt, sgtu): Remove expanders.
1492 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1493 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1494 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1495 *sgtu_<mode>_mips16 into new pattern.
1496 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1497 (sge<u>): Merge sge and sgeu into new expander.
1498 (sge, sgeu): Remove expanders.
1499 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1501 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1502 (slt<u>): Merge slt and sltu into new expander.
1503 (slt, sltu): Remove expanders.
1504 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1505 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1506 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1507 *sltu_<mode>_mips16 into new pattern.
1508 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1509 (sle<u>): Merge sle and sleu into new expander.
1510 (sle, sleu): Remove expanders.
1511 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1512 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1513 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1514 *sleu_<mode>_mips16 into new pattern.
1515 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1517 2008-04-03 Jan Hubicka <jh@suse.cz>
1519 PR tree-optimization/35795
1520 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1521 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1522 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1523 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1524 * score/score3.c (score3_output_mi_thunk): Likewise.
1525 * score/score7.c (score7_output_mi_thunk): Likewise.
1526 * mips/mips.c (mips_output_mi_thunk): Likewise.
1528 2008-04-03 Richard Guenther <rguenther@suse.de>
1530 * tree-vrp.c (extract_range_from_unary_expr): Handle all
1531 conversions. Simplify code.
1533 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1535 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
1537 2008-04-03 Tom Tromey <tromey@redhat.com>
1538 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1540 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1541 * config/bfin/t-bfin-linux (generated_files): Add
1542 linux-sysroot-suffix.h.
1543 * doc/install.texi (Prerequisites): Require make 3.80.
1544 * doc/sourcebuild.texi (Front End Directory): Document new
1546 * Makefile.in (generated_files): New variable.
1547 (ALL_HOST_OBJS): New variable.
1548 ($(ALL_HOST_OBJS)): New target.
1550 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1552 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
1553 (remap_block): Call id->transform_lang_insert_block instead
1555 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
1556 Set id.transform_lang_insert_block to NULL.
1557 (clone_body): Move to cp/optimize.c
1558 * tree-inline.h (struct copy_body_data): Change
1559 transform_lang_insert_block to function pointer.
1560 (copy_generic_body, copy_decl_no_change): Export.
1561 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
1562 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
1563 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
1565 * c-tree.h (insert_block): Kill.
1566 * c-decl.c (insert_block): Kill.
1568 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1570 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1571 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1572 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
1574 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
1575 argument, call {push,pop}_function_context from here.
1576 * c-parser.c: Use c_{push,pop}_function_context.
1578 * function.c (push_function_context_to): Move meat ...
1579 (push_function_context): ... here. Simplify.
1580 * function.c (pop_function_context_from): Move meat ...
1581 (pop_function_context): ... here. Simplify.
1582 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
1584 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1585 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1586 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
1587 * tree.h (push_function_context_to, pop_function_context_from): Remove.
1589 2008-04-03 Ben Elliston <bje@au.ibm.com>
1591 * expmed.c (extract_force_align_mem_bit_field): Remove.
1593 2008-04-03 Richard Guenther <rguenther@suse.de>
1596 * expr.h (try_casesi): Adjust prototype.
1597 * expr.c (try_casesi): Take fallback label as extra parameter.
1598 Use that for gen_casesi if default_label is NULL.
1599 * stmt.c (expand_case): Pass fallback label to try_casesi,
1600 make sure to fill gaps with a fallback label if default_label
1603 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
1606 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
1608 2008-04-03 Ben Elliston <bje@au.ibm.com>
1610 * expmed.c (extract_split_bit_field): Remove if (0) code.
1611 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
1612 (do_ds_constraint): Likewise.
1614 2008-04-02 Joseph Myers <joseph@codesourcery.com>
1616 * doc/cppopts.texi (-dU): Document.
1617 * c-common.h (flag_dump_macros): Update comment.
1618 * c-opts.c (handle_OPT_d): Handle -dU.
1619 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
1620 dump_queued_macros, cb_used_define, cb_used_undef): New.
1621 (init_pp_output): Handle -dU.
1622 (cb_line_change): Call dump_queued_macros.
1623 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
1625 2008-04-02 Anatoly Sokolov <aesok@post.ru>
1627 * config/avr/predicates.md (io_address_operand): New predicate.
1628 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
1629 * config/avr/avr.c (avr_io_address_p): Remove function.
1630 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
1631 'avr_io_address_p' function.
1632 (out_movhi_r_mr): (Ditto.).
1633 (out_movqi_mr_r): (Ditto.).
1634 (out_movhi_mr_r): (Ditto.).
1635 (avr_address_cost): (Ditto.).
1637 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
1639 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
1640 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
1641 in 32bit mode when XMM registers are available to avoid store
1643 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
1644 corresponding post-reload splitters.
1646 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1648 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
1649 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
1650 __builtin_ia32_roundss.
1651 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
1652 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
1653 __builtin_ia32_roundss.
1654 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
1655 IX86_BUILTIN_SHUFPD here.
1657 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1659 * config/i386/i386.md (plogic): New.
1660 (plogicprefix): Likewise.
1662 * config/i386/mmx.md (mmx_<code><mode>3): New.
1663 (mmx_and<mode>3): Removed.
1664 (mmx_ior<mode>3): Likewise.
1665 (mmx_xor<mode>3): Likewise.
1667 * config/i386/sse.md (<code><mode>3): New.
1668 (*<code><mode>3): Likewise.
1669 (*<code><mode>3): Likewise.
1670 (<code><mode>3): Likewise.
1671 (*sse_<code><mode>3): Likewise.
1672 (*sse2_<code><mode>3): Likewise.
1673 (<code>tf3): Likewise.
1674 (*<code>tf3): Likewise.
1675 (and<mode>3): Likewise.
1676 (*and<mode>3): Likewise.
1677 (ior<mode>3): Removed.
1678 (*ior<mode>3): Likewise.
1679 (xor<mode>3): Likewise.
1680 (*xor<mode>3): Likewise.
1681 (*and<mode>3): Likewise.
1682 (*ior<mode>3): Likewise.
1683 (*xor<mode>3): Likewise.
1684 (and<mode>3): Likewise.
1685 (*sse_and<mode>3): Likewise.
1686 (*sse2_and<mode>3): Likewise.
1688 (*andtf3): Likewise.
1689 (ior<mode>3): Likewise.
1690 (*sse_ior<mode>3): Likewise.
1691 (*sse2_ior<mode>3): Likewise.
1693 (*iortf3): Likewise.
1694 (xor<mode>3): Likewise.
1695 (*sse_xor<mode>3): Likewise.
1696 (*sse2_xor<mode>3): Likewise.
1698 (*xortf3): Likewise.
1700 2008-04-02 Richard Guenther <rguenther@suse.de>
1702 PR tree-optimization/14495
1703 PR tree-optimization/34793
1704 * tree-vrp.c (struct switch_update): New structure.
1705 (to_remove_edges, to_update_switch_stmts): New VECs.
1706 (simplify_switch_using_ranges): New function. Remove not taken
1707 case labels and edges.
1708 (simplify_stmt_using_ranges): Call it.
1709 (identify_jump_threads): Mark edges we have queued for removal
1710 so we don't thread them.
1711 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
1713 * tree-cfg.c (group_case_labels): Deal with missing default label.
1714 (tree_verify_flow_info): Allow missing default label.
1715 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
1716 (emit_case_nodes): Likewise.
1717 (expand_case): Do not rely on the default label to be present.
1718 * expr.c (try_casesi): Deal with NULL default_label.
1719 (do_tablejump): Likewise.
1721 2008-04-02 Richard Guenther <rguenther@suse.de>
1723 PR tree-optimization/14495
1724 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
1725 SWITCH_EXPR here ...
1726 (vrp_visit_switch_stmt): ... but here (new function).
1727 (find_case_label_index): New helper function.
1728 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
1730 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1732 * fwprop.c: Fix ISO-C99ism.
1734 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1737 * Makefile.in (objdir): Set it here.
1738 * configure.ac: Not here. Find dynamic linker characteristics.
1739 * exec-tool.in: Use them.
1740 * aclocal.m4: Regenerate.
1741 * configure: Regenerate.
1743 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1745 * expr.c (expand_var): Delete it.
1746 * expr.h (expand_var): Delete prototype.
1747 * function.c (expand_function_start): Use expand_decl instead.
1748 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
1751 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
1753 PR rtl-optimization/35542
1754 * fwprop.c (forward_propagate_and_simplify): Replace
1755 loc_reg_mentioned_in_p with reg_mentioned_p.
1757 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1759 PR rtl-optimization/35281
1760 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
1761 (propagate_rtx_1): Handle PR_HANDLE_MEM.
1762 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
1763 (varying_mem_p): Move above propagate_rtx.
1764 (all_uses_available_at): Do not check MEMs.
1766 2008-04-02 Rafael Espindola <espindola@google.com>
1768 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
1769 (register_edge_assert_for_2): Split the cond argument.
1770 (register_edge_assert_for_1): Adjust for the change in
1771 register_edge_assert_for_2.
1772 (register_edge_assert_for): Split the cond argument.
1773 (find_switch_asserts): Adjust for the change in
1774 register_edge_assert_for.
1776 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
1778 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
1779 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
1780 offsets for 64-bit mingw.
1781 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
1782 abi for x86_64-pc-mingw.
1784 2008-04-02 Richard Guenther <rguenther@suse.de>
1786 * tree-vrp.c (extract_range_from_assert): Make sure to not
1787 produce range min/max with TREE_OVERFOW set.
1788 If merging a anti-range and a range keep the anti-range if
1789 the range covers all values of the type.
1790 (register_edge_assert_for_2): Only allow sign-changing
1791 conversions in detecting canonical range checks. Also
1792 register an assert for the unsigned name if useful.
1794 PR tree-optimization/35787
1795 * tree-vrp.c (vrp_val_max): New function.
1796 (vrp_val_min): Likewise.
1797 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
1798 (vrp_val_is_min): Likewise.
1799 (supports_overflow_infinity): Use vrp_val_{min,max}.
1800 (negative_overflow_infinity): Likewise.
1801 (positive_overflow_infinity): Likewise.
1802 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
1803 (is_positive_overflow_infinity): Likewise.
1804 (is_overflow_infinity): Likewise.
1805 (avoid_overflow_infinity): Use vrp_val_{min,max} and
1806 vrp_val_is_{min,max}.
1807 (set_and_canonicalize_value_range): Canonicalize anti-ranges
1808 to ranges if possible. Avoid empty ranges.
1810 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1813 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
1814 the expression is a function address.
1816 2008-04-01 George Helffrich <george@gcc.gnu.org>
1818 PR fortran/PR35154, fortran/PR23057
1819 * fortran/trans-common.c (create_common): Add decl to function
1820 chain to preserve identifier scope in debug output.
1822 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
1823 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
1824 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
1825 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
1827 (dbxout_syms): Check for COMMON-based symbol and wrap in
1828 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
1829 in bracket for efficiency.
1831 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
1832 using DW_TAG_common_block + member offset.
1833 (add_pubname_string): New function.
1834 (dw_expand_expr): New function to find block name and offset for
1836 (common_check): New function to check whether symbol in Fortran COMMON.
1837 (gen_variable_die): If COMMON, use DW_TAG_common_block.
1839 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
1840 use of common is unchanged.
1842 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
1843 with all combinations of debug options available on target.
1844 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
1845 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
1846 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
1847 .stabs functionality.
1848 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
1849 DWARF functionality.
1851 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
1854 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
1856 2008-04-02 Ben Elliston <bje@au.ibm.com>
1858 * config/v850/v850.md (casesi): Remove if (0) code.
1859 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1860 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
1862 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
1864 * config/i386/i386.md (rex64suffix): New mode attribute.
1865 (floathi<mode>2): Disable expander for SSE math.
1866 (*floathi<mode>2_1): New insn insn_and_split pattern.
1867 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
1868 corresponding post-reload splitters.
1869 (*floathi<mode>2_i387): New macroized insn pattern.
1870 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
1871 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
1872 insn_and_split pattern.
1873 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
1874 New macroized instruction patterns and corresponding post-reload
1876 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
1877 and corresponding post-reload splitters.
1878 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
1879 New macroized instruction patterns.
1880 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
1881 macroized instruction patterns and corresponding post-reload splitters.
1882 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
1883 corresponding post-reload splitters.
1884 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
1885 New macroized instruction patterns.
1886 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
1887 corresponding post-reload splitters.
1888 (*floatsi<mode>2_i387): New macroized instruction patterns.
1890 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
1892 * config/i386/i386.md (smaxmin): New.
1893 (umaxmin): Likewise.
1894 (maxminiprefix): Likewise.
1895 (maxminfprefix): Likewise.
1896 (<code><mode>3): Likewise.
1897 (smin<mode>3): Removed.
1898 (smax<mode>3): Likewise.
1900 * config/i386/mmx.md (mmx_<code>v2sf3): New.
1901 (mmx_<code>v4hi3): Likewise.
1902 (mmx_<code>v8qi3): Likewise.
1903 (mmx_smaxv2sf3): Removed.
1904 (mmx_sminv2sf3): Likewise.
1905 (mmx_umaxv8qi3): Likewise.
1906 (mmx_smaxv4hi3): Likewise.
1907 (mmx_uminv8qi3): Likewise.
1908 (mmx_sminv4hi3): Likewise.
1910 * config/i386/sse.md (<addsub><mode>3): New.
1911 (*<addsub><mode>3): Likewise.
1912 (<sse>_vm<addsub><mode>3): Likewise.
1913 (<maxmin><mode>3): Likewise.
1914 (*<maxmin><mode>3_finite): Likewise.
1915 (*<maxmin><mode>3): Likewise.
1916 (<sse>_vm<maxmin><mode>3): Likewise.
1917 (sse3_h<addsub>v4sf3): Likewise.
1918 (sse3_h<addsub>v2df3): Likewise.
1919 (<maxmin>v16qi3): Likewise.
1920 (*<maxmin>v16qi3): Likewise.
1921 (<maxmin>v8hi3): Likewise.
1922 (*<maxmin>v8hi3): Likewise.
1923 (*sse4_1_<maxmin><mode>3): Likewise.
1924 (*sse4_1_<maxmin><mode>3): Likewise.
1925 (add<mode>3): Removed.
1926 (*add<mode>3): Likewise.
1927 (<sse>_vmadd<mode>3): Likewise.
1928 (sub<mode>3): Likewise.
1929 (*sub<mode>3): Likewise.
1930 (<sse>_vmsub<mode>3): Likewise.
1931 (smin<mode>3): Likewise.
1932 (*smin<mode>3_finite): Likewise.
1933 (*smin<mode>3): Likewise.
1934 (<sse>_vmsmin<mode>3): Likewise.
1935 (smax<mode>3): Likewise.
1936 (*smax<mode>3_finite): Likewise.
1937 (*smax<mode>3): Likewise.
1938 (<sse>_vmsmax<mode>3): Likewise.
1939 (sse3_haddv4sf3): Likewise.
1940 (sse3_haddv2df3): Likewise.
1941 (sse3_hsubv4sf3): Likewise.
1942 (sse3_hsubv2df3): Likewise.
1943 (umaxv16qi3): Likewise.
1944 (*umaxv16qi3): Likewise.
1945 (smaxv8hi3): Likewise.
1946 (*smaxv8hi3): Likewise.
1947 (*sse4_1_smax<mode>3): Likewise.
1948 (*sse4_1_umax<mode>3): Likewise.
1949 (uminv16qi3): Likewise.
1950 (*uminv16qi3): Likewise.
1951 (sminv8hi3): Likewise.
1952 (*sminv8hi3): Likewise.
1953 (*sse4_1_smin<mode>3): Likewise.
1954 (*sse4_1_umin<mode>3): Likewise.
1956 2008-04-01 Rafael Espindola <espindola@google.com>
1958 * tree-cfg.c (verify_expr): remove in_phi.
1959 (verify_stmt): Don't call walk_tree with verify_expr. Use
1960 is_gimple_min_invariant instead of is_gimple_val.
1962 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1964 * doc/include/gpl_v3.texi: Update for manpage generation.
1965 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1967 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1968 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1969 gpl_v3.texi instead of gpl.texi.
1972 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1975 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1977 2008-04-01 Rafael Espindola <espindola@google.com>
1979 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1980 (extract_code_and_val_from_cond): Use
1981 extract_code_and_val_from_cond_with_ops.
1983 2008-04-01 Jan Hubicka <jh@suse.cz>
1985 * function.c (free_after_compilation): Free epilogue_delay_list.
1986 (prepare_function_start): Assert that previous compilation was freed.
1988 2008-04-01 Jan Hubicka <jh@suse.cz>
1989 Jim Wilson <wilson@tuliptree.org>
1990 Andreas Tobler <andreast@gcc.gnu.org>
1993 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1994 rtl.emit instead cfun->emit.
1995 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1996 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1998 2008-04-01 Ben Elliston <bje@au.ibm.com>
2000 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2002 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2004 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2006 (fprofile-use): Add var flag_profile_use
2007 * coverage.c (coverage_begin_output): Do not open a gcno file for
2008 output only if -ftest-coverage is set.
2009 Do not add getpwd() to gcda file path.
2010 (build_gcov_info): Check the new flag
2011 flag_profile_datafile_relative_path.
2012 (coverage_init): Use profile_data_prefix.
2013 Read profile counter only if flag_profile_use is set.
2014 * opts.c (common_handle_option): New option fprofile-use=,
2015 fprofile-dir=, fprofile-generate=.
2016 * toplev.c (profile_data_prefix): New variable definition.
2017 * toplev.h (profile_data_prefix): New declaration.
2018 * doc/invoke.tex (Option Summary, Optimization Options):
2021 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2023 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2024 use tmp consistently.
2027 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2028 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2029 UNSPEC_FR_RECIP_APPROX_RES.
2030 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2032 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2035 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2037 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2040 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2041 element of the vector via a pointer.
2043 2008-03-31 Ian Lance Taylor <iant@google.com>
2045 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2047 2008-03-31 Jan Hubicka <jh@suse.cz>
2049 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2050 get_arg_pointer_save_area.
2051 * expr.c (init_expr): Just clear out rtl.expr.
2052 * function.c (free_after_compilation): Clear out whole RTL structure.
2053 (get_func_frame_size): Merge into ...
2054 (get_frame_size): ... this one.
2055 (assign_stack_local_1): Merge into ...
2056 (assign_stack_local): ... this one.
2057 (expand_function_end): Update call of get_arg_pointer_save_area.
2058 (get_art_pointer_save_area): Remove cfun argument.
2059 * function.h (emit_status): regno_pointer_align does not need length
2060 attribute. Move x_regno_reg_rtx to ...
2061 (regno_reg_rtx): ... new global array.
2062 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2063 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2064 apply_args_value, forced_labels, stack_pointer_delta):
2066 (struct varasm_status): Move here from varasm.c
2067 (struct rtl_data): New. Move here some fields from struct function.
2068 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2069 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2070 used_temp_slots avail_temp_slots, temp_slot_level,
2071 nonlocal_goto_handler_labels): Update accesstors.
2072 (rtl): New global variable.
2073 (struct function): Move some fileds to rtl_data.
2074 (get_arg_pointer_save_area): Update prototype.
2075 * emit-rtl.c (rtl): Declare.
2076 (regno_reg_rtx): Declare.
2077 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2079 (gen_reg_rtx): Update.
2080 (init_virtual_regs): Do not tate emit_status argument.
2081 (init_emit): Do not allocate emit.
2082 * varasm.c (varasm_statuc): Move to function.h.
2083 (n_deferred_constatns): Update accestor.
2084 (init_varasm_status): Do not allocate varasm_status.
2085 (force_const_mem, get_pool_size, output_constant_pool): Update.
2086 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2087 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2089 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
2091 PR rtl-optimization/35729
2092 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
2095 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
2098 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
2099 load/store if memory is unaligned.
2100 (*movti_rex64): Likewise.
2102 * config/i386/predicates.md (misaligned_operand): New.
2104 2008-03-31 Andrew Pinski <pinskia@gmail.com>
2107 * tree-ssa-phiopt.c (conditional_replacement): Return early for
2110 2008-03-31 Jan Beulich <jbeulich@novell.com>
2112 * config/ia64/constraints.md: Add 'j' constraint.
2113 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
2114 (movdi_internal): Likewise.
2116 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
2119 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
2121 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2124 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
2125 proper error message for the third argument on blendpd and
2128 * config/i386/sse.md (blendbits): New.
2129 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
2131 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
2133 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2135 2008-03-30 Richard Guenther <rguenther@suse.de>
2138 * fold-const.c (fold_sign_changed_comparison): Do leave
2139 conversions to base-types alone.
2141 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2143 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
2144 the link register if one altivec register is be saved.
2146 2008-03-30 Ben Elliston <bje@au.ibm.com>
2148 * final.c (final_scan_insn): Remove if (0) code.
2150 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
2152 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
2154 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
2156 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
2157 of V4SFmode to ix86_binary_operator_ok.
2159 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
2161 * config/i386/i386.c (override_options): Initialize
2162 ix86_veclib_handler to ix86_veclibabi_svml when
2163 -mveclibabi=svml is used.
2164 (ix86_veclibabi_svml): New function for SVML ABI style
2165 vectorization support.
2166 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
2168 2008-03-28 Rafael Espindola <espindola@google.com>
2170 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
2171 (tree_binary_nonnegative_warnv_p): Make it public.
2172 (tree_single_nonnegative_warnv_p): Make it public.
2173 (tree_invalid_nonnegative_warnv_p): Make it public.
2174 (tree_unary_nonzero_warnv_p): Make it public.
2175 (tree_binary_nonzero_warnv_p): Make it public
2176 (tree_single_nonzero_warnv_p): Make it public.
2177 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
2178 (extract_range_from_binary_expr): Split the expr argument.
2179 (extract_range_from_unary_expr): Split the expr argument.
2180 (extract_range_from_comparison): Split the expr argument.
2181 (extract_range_from_expr): Use the new aux functions.
2182 (vrp_evaluate_conditional_warnv): Use
2183 vrp_evaluate_conditional_warnv_with_ops.
2184 * tree.h (tree_unary_nonzero_warnv_p): Declare.
2185 (tree_binary_nonzero_warnv_p): Declare.
2186 (tree_single_nonzero_warnv_p): Declare.
2187 (tree_expr_nonzero_warnv_p): Declare.
2188 (tree_unary_nonnegative_warnv_p): Declare.
2189 (tree_binary_nonnegative_warnv_p): Declare.
2190 (tree_single_nonnegative_warnv_p): Declare.
2191 (tree_invalid_nonnegative_warnv_p): Declare.
2193 2008-03-28 Richard Guenther <rguenther@suse.de>
2195 PR tree-optimization/30317
2196 PR tree-optimization/30911
2197 PR tree-optimization/34793
2198 * tree-vrp.c (set_and_canonicalize_value_range): New function.
2199 (struct assert_locus_d): New member EXPR.
2200 (register_new_assert_for): Add EXPR parameter to support
2201 ASSERT_EXPR <name, expr OP limit>.
2202 (register_edge_assert_for_1): Adjust callers.
2203 (find_assert_locations): Likewise.
2204 (process_assert_insertions_for): Build condition from expression.
2205 (extract_range_from_assert): Handle ASSERT_EXPRs
2206 of the form ASSERT_EXPR <name, expr OP limit>.
2207 (register_edge_assert_for_2): New helper registering
2208 asserts for comparisons. Recognize range tests of the form
2209 (unsigned)i - CST1 OP CST2.
2210 (register_edge_assert_for_1): Use it.
2211 (register_edge_assert_for): Likewise.
2212 (needs_overflow_infinity): Integer sub-types
2213 do not need overflow infinities.
2214 (vrp_val_is_max): The extreme values of integer sub-types
2215 are those of the base type.
2216 (vrp_val_is_min): Likewise.
2217 * tree.def (ASSERT_EXPR): Document extra allowed conditional
2220 2008-03-28 Nick Clifton <nickc@redhat.com>
2223 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2224 Return GENERAL_REGS for stack adjustment reloads.
2226 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2229 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
2230 const_vector when all the vectors are constant.
2232 2008-03-27 Bob Wilson <bob.wilson@acm.org>
2234 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
2236 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
2237 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
2239 (s<code>_sf): Use new scc_sf attribute for opcode names.
2241 2008-03-27 Tom Tromey <tromey@redhat.com>
2243 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
2244 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
2245 config/spu/t-spu-elf, config/i386/t-interix,
2246 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
2247 config/i386/x-darwin, config/i386/x-mingw32,
2248 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
2249 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
2250 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
2251 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
2252 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
2253 config/rs6000/x-darwin, config/rs6000/t-rs6000,
2254 config/score/t-score-elf, config/arm/t-strongarm-pe,
2255 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
2256 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
2257 Revert automatic dependency patch.
2259 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
2262 * config/i386/i386.c (ix86_function_arg_boundary): Align
2263 decimal floating point to its natural boundary.
2265 2008-03-27 Richard Guenther <rguenther@suse.de>
2268 * fold-const.c (fold_comparison): Restrict distinct decl
2269 comparison folding to VAR_DECLs and PARM_DECLs. Do not
2270 solely rely on operand_equal_p.
2272 2008-03-27 Richard Guenther <rguenther@suse.de>
2275 * c-common.c (handle_weak_attribute): Reject combination of
2278 2008-03-27 Richard Guenther <rguenther@suse.de>
2280 PR tree-optimization/32810
2281 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
2282 conversions from DECL_INITIAL.
2283 (fold_const_aggregate_ref): Likewise from constructor elements.
2285 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
2287 * tree-affine.h (aff_combination_expand): Declare.
2288 (get_inner_reference_aff): Likewise.
2289 * tree-affine.c (aff_combination_expand): Split out from
2290 tree_to_aff_combination_expand.
2291 (get_inner_reference_aff): New function.
2292 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
2293 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
2294 (struct lim_aux_data): sm_done field removed.
2295 (mem_ref_loc_p, mem_ref_locs_p): New types.
2296 (struct mem_ref): Added id, stored, accesses_in_loop,
2297 indep_loop, dep_loop, indep_ref, dep_ref fields.
2298 Removed is_stored, locs and next fields.
2299 (memory_accesses): New variable.
2300 (movement_possibility): Do not allow moving statements
2301 that store to memory.
2302 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
2304 (determine_max_movement): For statements with memory references,
2305 find the outermost loop in that the reference is independent.
2306 (move_computations_stmt): Mark the virtual operands for renaming.
2307 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
2308 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
2309 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
2310 add_vop_ref_mapping, create_vop_ref_mapping_loop,
2311 create_vop_ref_mapping, analyze_memory_references,
2312 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
2313 get_all_locs_in_loop, ref_always_accessed_p,
2314 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2315 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2316 store_motion_loop, store_motion): New functions.
2317 (struct vop_to_refs_elt): New type.
2318 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2319 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2320 (schedule_sm): Replaced by...
2321 (execute_sm): ... this.
2322 (determine_lsm_ref, hoist_memory_references,
2323 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2324 find_more_ref_vops, free_mem_ref, free_mem_refs,
2325 determine_lsm_loop, determine_lsm): Removed.
2326 (tree_ssa_lim_finalize): Free data structures used by store motion.
2327 (tree_ssa_lim): Call analyze_memory_references. Use
2328 store_motion instead of determine_lsm.
2330 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2332 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2333 rename tmake_file to m68hc11/t-m68hc11.
2334 (mcore): Set inhibit_libc to true.
2335 * config.host (alpha*-dec-*vms*): Set extra_programs.
2336 (interix3*): Don't use host_xmake_file.
2337 * configure.ac: Let config.gcc override inhibit_libc.
2338 * configure: Regenerate.
2340 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2341 * config/t-openbsd-thread: Remove commented out lines.
2343 * config/x-interix: Remove.
2345 * config/m68hc11/t-m68hc11-gas: Rename to...
2346 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2348 * config/mcore/t-mcore: Remove T_CFLAGS.
2349 * config/mcore/t-mcore-pe: Likewise.
2351 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2353 * configure.ac: Replace custom __GNU_SOURCE test with
2354 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2355 * aclocal.m4: Regenerate.
2356 * configure: Regenerate.
2357 * config.in: Regenerate.
2359 2008-03-27 Richard Guenther <rguenther@suse.de>
2361 * fold-const.c (target.h): Include.
2362 (fold_comparison): Fold comparison of addresses of decls
2363 that bind locally or of constants. Consolidate address folding code.
2364 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2365 results from fold_binary_to_constant.
2366 (compare_values_warnv): Likewise.
2368 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2371 * fold-const.c (fold_truthop): Check for integeral types when folding
2372 a == 0 && b == 0 and a != 0 || b != 0 .
2374 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2376 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2378 2008-03-26 Andreas Schwab <schwab@suse.de>
2380 * doc/invoke.texi: Fix use of @item vs. @itemx.
2382 2008-03-26 Tom Tromey <tromey@redhat.com>
2384 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2385 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2386 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2387 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2388 build/genconstants.o, build/genemit.o, build/genextract.o,
2389 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2390 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2393 2008-03-26 Richard Guenther <rguenther@suse.de>
2396 2008-03-26 Richard Guenther <rguenther@suse.de>
2398 * fold-const.c (target.h): Include.
2399 (fold_comparison): Fold comparison of addresses of two decls
2400 that bind locally. Consolidate address folding code.
2402 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2404 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2405 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2406 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2407 dconstsqrt2, dconstthird, dconste and/or dconst10.
2408 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2409 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2410 dconstsqrt2, dconste): Delete.
2411 (init_emit_once): Likewise. Simplify initializing dconstm1.
2413 * real.c (get_real_const): New.
2414 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2415 dconstsqrt2, dconste): Delete.
2416 (real_value_const, get_real_const): New.
2418 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2420 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2422 * config/i386/i386.c (ix86_function_arg_boundary): Check
2423 BIGGEST_ALIGNMENT instead of 128.
2424 (setup_incoming_varargs_64): Likewise.
2426 2008-03-26 Tom Tromey <tromey@redhat.com>
2428 * Makefile.in (DEPFILES): Add missing '/'.
2430 2008-03-26 Richard Guenther <rguenther@suse.de>
2432 * fold-const.c (target.h): Include.
2433 (fold_comparison): Fold comparison of addresses of two decls
2434 that bind locally. Consolidate address folding code.
2436 2008-03-26 Nick Clifton <nickc@redhat.com>
2439 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2440 not allow INT+INT as a legitimate addressing mode.
2442 2008-03-26 Richard Guenther <rguenther@suse.de>
2444 * tree-flow.h (widen_bitfield): Remove declaration.
2445 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2446 (widen_bitfield): Remove function.
2447 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2450 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2453 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2456 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2458 PR rtl-optimization/35232
2459 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2460 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2461 reg_reloaded_call_part_clobbered here.
2462 (reload_regs_reach_end_p): New function.
2463 (reload_reg_rtx_for_input): New variable.
2464 (reload_reg_rtx_for_output): Likewise.
2465 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2466 when reassigning a pseudo register. Load reloadreg from
2467 reload_reg_rtx_for_input, moving the mode and register
2469 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2470 instead of the original when deciding whether an input reload
2471 would be a no-op or whether an output reload can be deleted.
2472 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2473 when setting up new_spill_reg_store. Load it from
2474 reload_reg_rtx_for_output, moving the mode and register
2476 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2477 instead of the original when deciding whether an output reload
2478 would be a no-op. Do the same when modifying insn notes.
2479 Use rtx_equal_p instead of == to compare the registers.
2480 (inherit_piecemeal_p): Take a mode and two register numbers
2482 (emit_reload_insns): Clear new_spill_reg_store for every hard
2483 register in the reload register. Remove spill registers
2484 from reg_reloaded_valid before considering whether to record
2485 inheritance information for them. Use reload_reg_rtx_for_output
2486 instead of reg_rtx when recording output reloads. Use
2487 reload_reg_rtx_for_input instead of reg_rtx when recording
2488 input reloads. Set or clear reg_reloaded_call_part_clobbered
2489 at the same time as setting reg_reloaded_valid.
2490 (delete_output_reload): Add a new_reload_reg parameter and use it
2491 instead of rld[j].reg_rtx.
2492 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2495 2008-03-25 Tom Tromey <tromey@redhat.com>
2497 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2498 (build/genattr.o): Likewise.
2499 (build/genattrtab.o): Likewise.
2500 (build/gencodes.o): Likewise.
2501 (build/genconfig.o): Likewise.
2502 (build/genconstants.o): Likewise.
2503 (build/genemit.o): Likewise.
2504 (build/genextract.o): Likewise.
2505 (build/genflags.o): Likewise.
2507 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2509 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2510 instead of size_int for integer types.
2511 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2512 to match type of MINUS_EXPR.
2514 2008-03-25 Tom Tromey <tromey@redhat.com>
2516 * configure: Rebuilt.
2517 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2520 2008-03-25 Tom Tromey <tromey@redhat.com>
2522 * config/x-solaris (host-solaris.o): Update.
2523 * config/x-linux (host-linux.o): Update.
2524 * config/x-hpux (host-hpux.o): Update.
2525 * config/x-darwin (host-darwin.o): Update.
2526 * config/v850/t-v850e (v850-c.o): Update.
2527 * config/v850/t-v850 (v850-c.o): Update.
2528 * config/t-vxworks (vxworks.o): Update.
2529 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2530 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2531 * config/spu/t-spu-elf (spu-c.o): Update.
2533 * config/sh/t-symbian (sh-c.o): Update.
2534 (symbian.o): Update.
2535 * config/sh/t-sh (sh-c.o): Update.
2536 * config/score/t-score-elf (score7.o, score3.o): Update.
2537 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2538 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2539 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2540 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
2542 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2543 * config/m32c/t-m32c (m32c-pragma.o): Update.
2544 * config/ia64/t-ia64 (ia64-c.o): Update.
2545 * config/i386/x-mingw32 (host-mingw32.o): Update.
2546 * config/i386/x-i386 (driver-i386.o): Update.
2547 * config/i386/x-darwin (host-i386-darwin.o): Update.
2548 * config/i386/x-cygwin (host-cygwin.o): Update.
2549 * config/i386/t-nwld (nwld.o): Update.
2550 * config/i386/t-netware (netware.o): Update.
2551 * config/i386/t-interix (winnt.o): Update.
2552 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
2553 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
2554 msformat-c.o): Update.
2555 * config/bfin/t-bfin-linux (generated_files): Add
2556 linux-sysroot-suffix.h.
2557 * config/arm/t-wince-pe (pe.o): Update.
2558 * config/arm/t-strongarm-pe (pe.o): Update.
2559 * config/arm/t-pe (pe.o): Update.
2560 * config/arm/t-arm (arm-c.o): Update.
2561 * doc/install.texi (Prerequisites): Require make 3.80.
2562 * Makefile.in: Remove .o targets.
2563 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
2564 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
2565 (simple_generated_h, simple_generated_c): Move earlier.
2566 (generated_files): New variable.
2567 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
2568 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
2569 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
2570 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
2571 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
2572 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
2573 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
2574 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
2575 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
2576 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
2577 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
2578 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
2580 (COMPILE.base, COMPILE): New variables.
2581 (%.o): New pattern rule.
2582 (ALL_HOST_OBJS): New variable.
2583 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
2584 (dummy-checksum.o, cc1-checksum.o): Remove.
2585 (DRIVER_SHLIB): New variable.
2586 (DRIVER_DEFINES): Use it.
2587 (gencondmd.c): Move out of build/.
2588 (s-conditions): Update.
2589 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
2590 (ALL_BUILD_OBJS): Likewise.
2591 (build/%.o): Use BUILDCOMPILE.
2592 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
2593 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
2594 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
2595 build/gencheck.o, build/gencodes.o, build/genconditions.o,
2596 build/genconfig.o, build/genconstants.o, build/genemit.o,
2597 build/genextract.o, build/genflags.o, build/genmddeps.o,
2598 build/genopinit.o, build/genoutput.o, build/genpeep.o,
2599 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
2600 build/gen-protos.o, build/scan.o, build/fix-header.o,
2601 build/scan-decls.o): Simplify.
2602 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
2603 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
2604 prefix.o, toplev.o): Reduce to variable setting.
2605 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
2606 ($(out_object_file), gcc-options.o): New targets.
2607 ($(ALL_HOST_OBJS)): New target. Include dependency files.
2608 * configure: Rebuilt.
2609 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
2610 * doc/sourcebuild.texi (Front End Directory): Document new variable.
2612 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
2614 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
2615 complain when we hit an error, return ERROR_MARK_NODE.
2617 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2619 * config/sh/constraints.md (Pso, Psz): New constraints.
2620 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
2621 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
2623 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2625 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
2626 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
2628 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2630 * config/sh/sh.md (prefetch): Add condition for SH2A target.
2631 (prefetch_sh2a): New.
2633 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2634 Naveen.H.S <naveen.hs@kpitcummins.com>
2636 * config/sh/constraints.md (I28): New constraint.
2637 * config/sh/sh.c (broken_move): Add support for movi20s.
2638 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
2640 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
2641 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2642 Naveen.H.S <naveen.hs@kpitcummins.com>
2644 * config/sh/sh.c (SH_ATTRIBUTES): Define.
2645 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2646 (print_operand): Handle resbank in %@ operand code.
2647 (sh_encode_section_info): New.
2648 (push_regs): Add conditions for resbank.
2649 (sh_expand_epilogue): Likewise.
2650 (sh_insert_attributes): Likewise.
2651 (sh_attribute_table): Likewise.
2652 (sh_handle_resbank_handler_attribute): New.
2653 (sh2a_handle_function_vector_handler_attribute): New.
2654 (sh2a_is_function_vector_call): New.
2655 (sh2a_get_function_vector_number): New.
2656 (sh2a_function_vector_p): New.
2657 (sh_cfun_resbank_handler_p): New.
2658 * config/sh/sh.md (calli): Emit jsr/n if possible.
2659 (calli_tbr_rel): New.
2660 (calli_pcrel): Emit jsr/n if possible.
2661 (return_i): Emit rts/n if possible.
2662 (call_valuei_tbr_rel): New.
2663 (call_valuei_pcrel): Add condition for SH2A target.
2664 (call_value): Likewise.
2665 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
2666 (sh2a_get_function_vector_number): Likewise.
2667 (sh2a_is_function_vector_call): Likewise.
2668 * doc/extend.texi: Document TBR relative addressing of SH2A.
2669 (resbank): Add description for SH2A.
2671 2008-03-24 Richard Guenther <rguenther@suse.de>
2674 * gimplify.c (gimplify_modify_expr): For frontend type-correct
2675 pointer assignments change conversions according to middle-end rules.
2676 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
2677 * configure.ac: Include type checking in yes.
2678 * configure: Regenerate.
2680 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2682 * diagnostic.c (diagnostic_count_diagnostic): Delete.
2683 (diagnostic_report_diagnostic): Update. Handle ICEs here.
2685 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
2687 * gthr-vxworks.h (UNUSED): Define.
2689 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
2691 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
2693 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
2695 * doc/extend.texi (Function Attributes): Add missing comma in the
2696 example of the "alloc_size" attribute.
2698 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
2701 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2703 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2706 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2709 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2710 of the underlying type of a MS bitfield layout to the natural
2711 alignment of the type.
2713 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2715 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2716 to their natural alignment to avoid store forwarding stalls.
2718 2008-03-22 Richard Guenther <rguenther@suse.de>
2720 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
2721 For PHI nodes verify the address is invariant.
2722 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
2723 (get_symbol_constant_value): Use is_gimple_min_invariant.
2724 (maybe_fold_stmt_indirect): Likewise.
2726 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
2728 PR rtl-optimization/33927
2729 * Makefile.in (dse.o): Depend on $(TM_P_H).
2730 * expr.h (extract_low_bits): Declare.
2731 * expmed.c (extract_low_bits): New function.
2732 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
2733 * dse.c: Include tm_p.h.
2734 (find_shift_sequence): Remove the read_reg argument and return the
2735 read value. Emit the instructions instead of returning them.
2736 Iterate on new_mode rather than calculating it each time.
2737 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
2738 source to NEW_MODE and extract_low_bits to convert the shifted
2740 (replace_read): Allow the load and store to have different mode
2741 classes. Use extract_low_bits when SHIFT == 0. Create the shift
2742 or extraction instructions before trying the replacement. Update
2743 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
2745 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2747 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2748 to their natural alignment to avoid store forwarding stalls.
2750 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2753 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
2754 encouraging but not allowing gprs for input;
2755 change the input constraint to !f#r.
2756 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
2758 change the output constraint to !f#r.
2760 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
2763 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
2764 corresponding post-reload splitters.
2765 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
2766 when x87 FP math is selected.
2767 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
2768 New function prototype.
2769 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
2770 unreachable function to ease macroization of insn patterns.
2772 2008-03-21 Martin Jambor <mjambor@suse.cz>
2774 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
2775 reference dumps if ddr is NULL or dependence is unknown.
2777 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2779 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
2780 unsigned extension into account.
2781 (ATOMIC_COMPARE_AND_SWAP): Likewise.
2782 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
2783 Do computations on a scratch register.
2785 2008-03-21 Richard Guenther <rguenther@suse.de>
2787 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2788 Use is_gimple_min_invariant instead of TREE_INVARIANT.
2789 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
2790 * tree-ssa-dom.c (record_equality): Likewise.
2791 * tree-inline.c (copy_body_r): Likewise.
2792 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
2795 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2797 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
2798 as 'delete_unused' argument.
2800 2008-03-20 Richard Guenther <rguenther@suse.de>
2802 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2803 special casing of constant qualifiers.
2804 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
2805 care about them in general.
2806 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
2807 regardless of their type.
2808 (fold_stmt_r): Forcefully fold *& if we end up with that.
2810 2008-03-20 Paul Brook <paul@codesourcery.com>
2812 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
2813 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
2815 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
2817 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
2818 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
2820 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
2822 * common.opt (Wmudflap): New option.
2823 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
2824 (mx_register_decls): Likewise.
2825 (mudflap_finish_file): Likewise.
2826 * doc/invoke.texi: Document -Wno-mudflap.
2828 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
2830 * c-format.c (replace_format_name_to_system_name): New.
2832 (convert_format_name_to_system_name): New.
2833 (decode_format_attr): Add use of convert_format_name_to_system_name.
2834 (format_types_orig): Add gnu_ prefix to names.
2835 (check_format_info_main): Special treating of \0 escaped names for
2836 supporting multi-character format specifiers as I32, I64.
2837 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
2838 (gnu_target_overrides_format_attributes): New.
2839 * c-format.h: Add structure target_ovr_attr to hold
2840 system specific formatter names.
2841 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
2842 msformat-c.o file to c_target_objs and cxx_target_objs.
2843 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2844 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
2845 (TARGET_N_FORMAT_TYPES): New.
2846 * config/i386/msformat-c.c: New.
2847 * config/i386/t-cygming: Add build rule for msformat-c.o.
2848 * doc/extend.texi: Add new format names gnu_* and ms_* and
2850 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2852 2008-03-20 Ira Rosen <irar@il.ibm.com>
2854 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
2855 optimizations turned on under -O3.
2856 (ftree-vectorize): Add that the flag is turned on with -O3.
2858 2008-03-20 Ben Elliston <bje@au.ibm.com>
2860 * regmove.c (try_auto_increment): Fix spelling error in comment.
2861 * final.c (final_scan_insn): Likewise.
2863 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
2866 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
2867 allocator preferences for "y" and "r" class registers.
2868 ("*mov<mode>_internal"): Ditto.
2869 ("*movv2sf_internal_rex64"): Ditto.
2870 ("*movv2sf_internal"): Ditto.
2872 2008-03-19 Michael Matz <matz@suse.de>
2875 * calls.c (expand_call): Check overlap of arguments with call
2876 address for sibcalls.
2878 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2881 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2882 of the underlying type of a MS bitfield layout to the natural
2883 alignment of the type.
2885 2008-03-19 Jan Hubicka <jh@suse.cz>
2888 * toplev.c (decode_d_option): Handle all CPP flags.
2889 * tree-vrp.c: Update tree_pass descriptors.
2890 * regrename.c: Update tree_pass descriptors.
2891 * fwprop.c: Update tree_pass descriptors.
2892 * doc/invoke.texi: Remove documentation of dropped -d? flags.
2893 * tree-into-ssa.c: Update tree_pass descriptors.
2894 * tree-dump.c: Update tree_pass descriptors.
2895 * tree-complex.c: Update tree_pass descriptors.
2896 * tree-dump.h: Update tree_pass descriptors.
2897 * see.c: Update tree_pass descriptors.
2898 * cgraphbuild.c: Update tree_pass descriptors.
2899 * tracer.c: Update tree_pass descriptors.
2900 * tree-loop-distribution.c: Update tree_pass descriptors.
2901 * cgraph.c: Update tree_pass descriptors.
2902 * postreload-gcse.c: Update tree_pass descriptors.
2903 * postreload.c: Update tree_pass descriptors.
2904 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
2905 * tree-tailcall.c: Update tree_pass descriptors.
2906 * tree-pass.h (tree_opt_pass): Rename to ...
2907 (opt_pass) ... this one; add "type" field and remove letter field.
2908 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
2909 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
2910 all_lowering_passes): Update declaration.
2911 * ipa-cp.c: Update tree_pass descriptors.
2912 * final.c: Update tree_pass descriptors.
2913 * omp-low.c: Update tree_pass descriptors.
2914 * tree-ssa-dse.c: Update tree_pass descriptors.
2915 * ipa-reference.c: Update tree_pass descriptors.
2916 * tree-ssa-uncprop.c: Update tree_pass descriptors.
2917 * auto-inc-dec.c: Update tree_pass descriptors.
2918 * reorg.c: Update tree_pass descriptors.
2919 * cgraphunit.c: Update tree_pass descriptors.
2920 * tree-ssa-copyrename.c: Update tree_pass descriptors.
2921 * tree-ssa-ccp.c: Update tree_pass descriptors.
2922 * df-core.c: Update tree_pass descriptors.
2923 * mode-switching.c: Update tree_pass descriptors.
2924 * tree-nomudflap.c: Update tree_pass descriptors.
2925 * modulo-sched.c: Update tree_pass descriptors.
2926 * ipa-pure-const.c: Update tree_pass descriptors.
2927 * cse.c: Update tree_pass descriptors.
2928 * web.c: Update tree_pass descriptors.
2929 * tree-stdarg.c: Update tree_pass descriptors.
2930 * tree-ssa-math-opts.c: Update tree_pass descriptors.
2931 * tree-ssa-dom.c: Update tree_pass descriptors.
2932 * tree-nrv.c: Update tree_pass descriptors.
2933 * tree-ssa-alias.c: Update tree_pass descriptors.
2934 * loop-init.c: Update tree_pass descriptors.
2935 * gimple-low.c: Update tree_pass descriptors.
2936 * ipa-inline.c: Update tree_pass descriptors.
2937 * tree-ssa-sink.c: Update tree_pass descriptors.
2938 * global.c: Update tree_pass descriptors.
2939 * ifcvt.c: Update tree_pass descriptors.
2940 * jump.c: Update tree_pass descriptors.
2941 * predict.c: Update tree_pass descriptors.
2942 * tree-ssa-loop.c: Update tree_pass descriptors.
2943 * recog.c: Update tree_pass descriptors.
2944 * dse.c: Update tree_pass descriptors.
2945 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
2946 * tree-eh.c: Update tree_pass descriptors.
2947 * regmove.c: Update tree_pass descriptors.
2949 * function.c: Update tree_pass descriptors.
2950 * tree-vectorizer.c: Update tree_pass descriptors.
2951 * gcse.c: Update tree_pass descriptors.
2952 * ipa-type-escape.c: Update tree_pass descriptors.
2953 * tree-if-conv.c: Update tree_pass descriptors.
2954 * init-regs.c: Update tree_pass descriptors.
2955 * ipa.c: Update tree_pass descriptors.
2956 * tree-ssa-phiopt.c: Update tree_pass descriptors.
2957 * rtl-factoring.c: Update tree_pass descriptors.
2958 * lower-subreg.c: Update tree_pass descriptors.
2959 * bt-load.c: Update tree_pass descriptors.
2960 * tree-dfa.c: Update tree_pass descriptors.
2961 * except.c: Update tree_pass descriptors.
2962 * emit-rtl.c: Update tree_pass descriptors.
2963 * cfgexpand.c: Update tree_pass descriptors.
2964 * tree-cfgcleanup.c: Update tree_pass descriptors.
2965 * cfgcleanup.c: Update tree_pass descriptors.
2966 * tree-ssa-pre.c: Update tree_pass descriptors.
2967 * tree-sra.c: Update tree_pass descriptors.
2968 * tree-mudflap.c: Update tree_pass descriptors.
2969 * tree-ssa-copy.c: Update tree_pass descriptors.
2970 * cfglayout.c: Update tree_pass descriptors.
2971 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2972 * tree-ssa-dce.c: Update tree_pass descriptors.
2973 * tree-ssa.c: Update tree_pass descriptors.
2974 * regclass.c: Update tree_pass descriptors.
2975 * integrate.c: Update tree_pass descriptors.
2976 * tree-optimize.c: Update tree_pass descriptors.
2977 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2978 * tree-object-size.c: Update tree_pass descriptors.
2979 * combine.c: Update tree_pass descriptors.
2980 * tree-outof-ssa.c: Update tree_pass descriptors.
2981 * bb-reorder.c: Update tree_pass descriptors.
2982 * stack-ptr-mod.c: Update tree_pass descriptors.
2983 * var-tracking.c: Update tree_pass descriptors.
2984 * tree-profile.c: Update tree_pass descriptors.
2985 * tree-vect-generic.c: Update tree_pass descriptors.
2986 * reg-stack.c: Update tree_pass descriptors.
2987 * sched-rgn.c: Update tree_pass descriptors.
2988 * tree-ssa-structalias.c: Update tree_pass descriptors.
2989 * tree-cfg.c: Update tree_pass descriptors.
2990 * passes.c (current_pass): Update declaration.
2991 (finish_optimization_passes): Update.
2992 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2993 (register_one_dump_file, register_dump_files_1, next_pass_1):
2995 (init_optimization_passes): Update handling of new types.
2996 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2997 * ipa-struct-reorg.c: Update tree_pass descriptors.
2998 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2999 * combine-stack-adj.c: Update tree_pass descriptors.
3000 * cfgrtl.c: Update tree_pass descriptors.
3001 * dce.c: Update tree_pass descriptors.
3002 * tree-ssanames.c: Update tree_pass descriptors.
3004 2008-03-19 Richard Guenther <rguenther@suse.de>
3007 * tree-ssa.c (walk_data): New structure.
3008 (warn_uninitialized_var): If not always_executed warn with "maybe"
3010 (execute_early_warn_uninitialized): Compute post-dominators.
3011 Initialize always_executed before processing each basic block.
3013 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3016 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3017 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3019 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3021 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3023 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3025 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3027 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3028 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3029 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3030 target after ignore has been set, and move there also the commputation
3031 of subtarget and original_target.
3032 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3033 (LANG_HOOKS_INITIALIZER): Remove it.
3034 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3036 2008-03-18 Richard Guenther <rguenther@suse.de>
3038 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3039 found an expression with constants, note that in the VN for the lhs.
3040 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3041 fold them to constants if possible. Run cleanup_cfg if done so.
3042 (execute_pre): Return todo.
3044 (execute_fre): Likewise.
3045 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3047 (get_prop_source_stmt): Look through pointer conversions.
3049 2008-03-18 Jan Hubicka <jh@suse.cz>
3051 * tree-pretty-print.c: Include predict.h.
3052 (dump_generic_node): Dump predictor.
3053 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3054 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3055 * gimple-low.c (lower_stmt): Likewise.
3056 * expr.c (expand_expr_real): Likewise.
3057 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3059 (build_predict_expr, build_predict_expr): New.
3060 * predict.h (predictor_name, build_predict_expr): Update.
3061 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3062 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3063 * predict.def (PRED_CONTINUE): Update hitrate.
3064 * tree.def (PREDICT_EXPR): Define.
3065 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3066 do not handle BIND_EXPR.
3067 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3068 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3069 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3072 2008-03-18 Michael Matz <matz@suse.de>
3074 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3076 2008-03-18 Richard Guenther <rguenther@suse.de>
3078 * tree-gimple.h (is_gimple_invariant_address): Declare.
3079 (is_gimple_constant): Likewise.
3080 * tree-gimple.c (is_gimple_constant): New function.
3081 (is_gimple_invariant_address): Likewise.
3082 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3083 and is_gimple_invariant_address.
3084 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
3086 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
3087 an addressable base.
3089 2008-03-18 Jakub Jelinek <jakub@redhat.com>
3092 * gimplify.c (gimplify_expr): Gimplify second operand of
3095 2008-03-17 Richard Guenther <rguenther@suse.de>
3097 PR tree-optimization/19637
3098 * fold-const.c (fold_unary): Remove restrictions of removing
3099 intermediate pointer-conversions (P2)(P1)P0.
3100 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
3101 conversion to void pointer.
3102 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
3104 2008-03-16 James E. Wilson <wilson@tuliptree.org>
3107 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
3108 emulated thread local variables.
3110 2008-03-16 Richard Guenther <rguenther@suse.de>
3113 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
3114 expand TREE_INVARIANT operations that are not gimple invariant.
3116 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
3118 * doc/extend.texi (Alignment): Say that the ABI controls
3119 the __alignof__ for non-strict-alignment targets rather
3120 than being a recommendation.
3122 2008-03-15 Paul Brook <paul@codesourcery.com>
3124 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
3126 (arm_output_fn_unwind): Mark functions that can not be unwound.
3128 2008-03-15 Paul Brook <paul@codesourcery.com>
3130 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
3131 extension instructions.
3133 2008-03-15 Richard Guenther <rguenther@suse.de>
3135 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
3136 and fold constant aggregate refs.
3137 (fold_const_aggregate_ref): Handle string constants
3138 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
3139 (evaluate_stmt): Simplify now that ccp_fold folds constant
3142 2008-03-15 Paul Brook <paul@codesourcery.com>
3144 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
3145 (extzv): Use gen_extzv_t2.
3146 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
3148 2008-03-15 Richard Guenther <rguenther@suse.de>
3150 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
3151 (fold_const_aggregate_ref): Likewise.
3152 (get_value): Return NULL if we don't have any values.
3153 (ccp_finalize): Set const_val to NULL after freeing it.
3154 * tree-flow.h (get_symbol_constant_value): Declare.
3155 (fold_const_aggregate_ref): Likewise.
3156 * tree-ssa-sccvn.c (try_to_simplify): Use them.
3158 2008-03-15 Richard Guenther <rguenther@suse.de>
3161 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
3162 to not produce negative array indices if not allowed. Add
3163 parameter to indicate that.
3164 (maybe_fold_offset_to_component_ref): Allow negative array
3165 indices only for the first member of a structure.
3166 (maybe_fold_offset_to_reference): Allow negative array indices.
3167 (maybe_fold_stmt_addition): Likewise.
3169 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
3170 Anatoly Sokolov <aesok@post.ru>
3172 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
3173 (avr_arch): Add ARCH_AVR6.
3174 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
3175 (initial_elimination_offset): Initialize and use 'avr_pc_size'
3176 instead of fixed value 2.
3177 (print_operand_address): Use gs() asm specifier instead of pm().
3178 (avr_assemble_integer): (Ditto.).
3179 (avr_output_addr_vec_elt): (Ditto.).
3180 (print_operand): Handle "!" code.
3181 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
3182 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
3183 (AVR_HAVE_EIJMP_EICALL): Define.
3184 (AVR_3_BYTE_PC): Redefine.
3185 (AVR_2_BYTE_PC): (Ditto.).
3186 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
3187 (LINK_SPEC): Add atmega2560 and atmega2561.
3188 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
3190 * config/avr/avr.md (call_insn): Use eicall instead of icall
3191 for 3 byte PC devices.
3192 (call_value_insn): (Ditto.).
3193 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
3194 (indirect_jump): Use only for for 2 byte PC devices.
3195 (*tablejump): (Ditto.).
3196 (*indirect_jump_avr6): Add insn.
3197 (*tablejump_rjmp): Don't use for 3 byte PC devices.
3198 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
3199 instead of ijmp for 3 byte PC devices.
3200 (__tablejump2__): (Ditto.).
3201 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
3202 (MULITLIB_DIRNAMES): (Ditto.).
3203 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
3205 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
3207 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
3208 "sse2_umulsidi3". Use V1DI mode for operand 0.
3209 ("mmx_psadbw"): Use V1DI mode for operand 0.
3210 * config/i386/i386-modes.def (V1SI): New vector mode.
3211 * config/i386/i386.c (struct builtin_description)
3212 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
3213 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
3214 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
3215 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
3216 v1di_ftype_v8qi_v8qi type.
3217 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
3219 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
3220 __builtin_ia32_pmuludq]: Fix the mode of return value.
3222 2008-03-15 Richard Guenther <rguenther@suse.de>
3225 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
3228 2008-03-14 Bob Wilson <bob.wilson@acm.org>
3230 * doc/invoke.texi (Option Summary, Xtensa Options): Document
3231 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
3232 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
3233 unless TARGET_SERIALIZE_VOLATILE is enabled.
3234 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
3235 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
3236 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
3238 2008-03-14 Richard Guenther <rguenther@suse.de>
3240 PR tree-optimization/34172
3241 * tree-flow.h (refs_may_alias_p): Declare.
3242 (get_single_def_stmt): Likewise.
3243 (get_single_def_stmt_from_phi): Likewise.
3244 (get_single_def_stmt_with_phi): Likewise.
3245 * tree-dfa.c (refs_may_alias_p): New function.
3246 (get_single_def_stmt): Likewise.
3247 (get_single_def_stmt_from_phi): Likewise.
3248 (get_single_def_stmt_with_phi): Likewise.
3249 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
3250 (vn_reference_lookup_1): New helper function.
3251 (vn_reference_lookup): Walk the virtual use-def chain to
3252 continue searching for a match if the def does not alias the
3253 reference we are looking for.
3255 2008-03-14 David Edelsohn <edelsohn@gnu.org>
3257 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
3258 archive and Perzl. Update The Written Word listing.
3260 2008-03-14 Richard Guenther <rguenther@suse.de>
3262 PR tree-optimization/34043
3263 PR tree-optimization/33989
3264 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
3266 (bitmap_find_leader): Use extra argument to verify dominance
3267 relationship inside a basic-block.
3268 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
3269 (find_leader_in_sets): Adjust.
3270 (create_component_ref_by_pieces): Take extra argument for
3271 dominance check, handle lookup failures.
3272 (find_or_generate_expression): Likewise.
3273 (create_expression_by_pieces): Likewise.
3274 (insert_into_preds_of_block): Adjust.
3275 (create_value_expr_from): If asked for, verify all operands
3276 are in the blocks AVAIL_OUT set.
3277 (make_values_for_stmt): Check for SSA_NAMEs that are life
3278 over an abnormal edge.
3279 (compute_avail): Remove such check.
3280 (do_SCCVN_insertion): New function.
3281 (eliminate): If we do not find a leader suitable for replacement
3282 insert a replacement expression from SCCVN if available.
3283 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
3284 (struct vn_ssa_aux): Add needs_insertion flag.
3285 * tree-ssa-sccvn.c (may_insert): New global flag.
3286 (copy_reference_ops_from_ref): Value-number union member access
3287 based on its size, not type and member if insertion is allowed.
3288 (visit_reference_op_load): For a weak match from union type
3289 punning lookup a view-converted value and insert a SSA_NAME
3290 for that value if that is not found.
3291 (visit_use): Make dumps shorter. Do not disallow value numbering
3292 SSA_NAMEs that are life over an abnormal edge to constants.
3293 (free_scc_vn): Release inserted SSA_NAMEs.
3294 (run_scc_vn): New flag to specify whether insertion is allowed.
3295 Process SSA_NAMEs in forward order.
3296 * tree-ssa-loop-im.c (for_each_index): Handle invariant
3297 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
3298 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
3299 pointer type to/from integral types that do not change the
3300 precision to regular conversions.
3302 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3304 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3305 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3306 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
3307 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
3308 input arguments and the mode of return value. Built-in functions
3309 that operate on whole 64-bit MMX register now use V1DI mode.
3311 2008-03-13 Alon Dayan <alond@il.ibm.com>
3312 Olga Golovanevsky <olga@il.ibm.com>
3314 PR tree-optimization/35041
3315 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3316 to locate the right position in a statement.
3318 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3322 * config/i386/xmmintrin.h: Change all static inline functions to
3323 extern inline and add __gnu_inline__ attribute.
3324 * config/i386/bmintrin.h: Ditto.
3325 * config/i386/smmintrin.h: Ditto.
3326 * config/i386/tmmintrin.h: Ditto.
3327 * config/i386/mmintrin-common.h: Ditto.
3328 * config/i386/ammintrin.h: Ditto.
3329 * config/i386/emmintrin.h: Ditto.
3330 * config/i386/pmmintrin.h: Ditto.
3331 * config/i386/mmintrin.h: Ditto.
3332 * config/i386/mm3dnow.h: Ditto.
3334 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3337 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3338 (lower_omp_2): New function.
3339 (lower_omp_1, lower_omp): Rewritten.
3341 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3344 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3345 with the phrase "Microsoft Windows compilers".
3346 (Push/Pop Macro Pragmas): New subsection. Document
3347 #pragma push_macro and pragma pop_macro.
3349 2008-03-12 Paul Brook <paul@codesourcery.com>
3351 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3353 2008-03-12 Paul Brook <paul@codesourcery.com>
3355 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3356 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3357 (thumb2_addsi_shortim): Rename ...
3358 (thumb2_addsi_short): ... to this. Allow register operands.
3359 (thumb2_subsi_short): New pattern.
3360 (thumb2_one_cmplsi2_short,
3361 thumb2_negsi2_short): New patterns and peepholes.
3363 2008-03-12 Paul Brook <paul@codesourcery.com>
3365 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3367 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3369 * config/i386/i386.md (int_cond): New code iterator.
3371 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3372 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3373 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3374 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3375 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3376 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3377 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3378 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3380 2008-03-12 Paul Brook <paul@codesourcery.com>
3382 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3383 instead of {arm,thumb}_compute_save_reg_mask.
3384 (output_return_instruction): Ditto.
3385 (thumb_unexpanded_epilogue): Ditto.
3386 (thumb1_expand_prologue): Ditto.
3387 (thumb1_output_function_prologue): Ditto.
3388 (arm_set_return_address): Ditto.
3389 (thumb_set_return_address): Ditto.
3390 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3391 regs to achieve stack alignment.
3392 (thumb1_compute_save_reg_mask): Fix compiler warning.
3393 (arm_output_epilogue): Use offsets->saved_regs_mask.
3394 Adjust stack pointer by poping call clobered registers.
3395 (arm_expand_prologue): Use offsets->saved_regs_mask.
3396 Adjust stack pointer by pushing extra registers.
3397 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3399 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3402 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3403 conversion to the operands of a multiplication.
3405 2008-03-12 Richard Guenther <rguenther@suse.de>
3407 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3408 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3409 * timevar.def (TV_TREE_PHIPROP): Add.
3410 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3411 pass description. Use TV_TREE_PHIPROP.
3412 * tree-ssa-forwprop.c: Remove phiprop code.
3414 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3417 * omp-low.c (maybe_lookup_decl): Constify first argument.
3418 (use_pointer_for_field): Change last argument from bool to
3419 omp_context *. Disallow shared copy-in/out in nested
3420 parallel if decl is shared in outer parallel too.
3421 (build_outer_var_ref, scan_sharing_clauses,
3422 lower_rec_input_clauses, lower_copyprivate_clauses,
3423 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3425 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3426 Ira Rosen <irar@il.ibm.com>
3428 * tree-vectorizer.c (free_stmt_vec_info): New function.
3429 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3430 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3431 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3432 * tree-vect-transform.c (vectorizable_conversion): Free
3433 vec_oprnds0 if it was allocated.
3434 (vect_permute_store_chain): Remove unused VECs.
3435 (vectorizable_store): Free VECs that are allocated in the..
3437 (vect_transform_strided_load, vectorizable_load): Likewise.
3438 (vect_remove_stores): Simplify the code.
3439 (vect_transform_loop): Move code to vect_remove_stores().
3440 Call vect_remove_stores() and free_stmt_vec_info().
3442 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3444 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3445 TARGET_HPUX. Revise comment.
3446 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3447 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3448 Use sr4 variant of `be' instruction when not generating PIC code.
3449 (attr_length_call): Adjust for above change.
3451 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3453 * ipa-reference.c (static_execute): Remove module_statics_const and
3454 associated setting code.
3456 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3459 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3460 predicate for operand 1.
3461 (paritysi2_cmp): Use register_operand predicate for operand 2.
3462 Use earlyclobber modifier for operand 1. Remove support for
3464 (paritydi2_cmp): Use register_operand predicate for operand 3.
3465 Use earlyclobber modifier for operand 1. Remove support for
3468 2008-03-11 Paul Brook <paul@codesourcery.com>
3469 Vladimir Prus <vladimir@codesourcery.com>
3471 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3472 (arm_compute_save_reg0_reg12_mask): Always
3473 check if register 11 must be saved. Always safe hard frame pointer
3474 when frame_pointer_needeed.
3475 (arm_compute_save_reg_mask): Save IP and PC
3476 only with apcs frames.
3477 (arm_output_epilogue): Adjust Thumb2 codepath to
3478 be also invoked and work for ARM non-apcs frames.
3479 (arm_expand_prologue): Don't bother saving IP
3480 for non-apcs frame, since it's not clobbered by
3481 prologue code. Implement non-apcs frame
3484 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3486 PR rtl-optimization/35281
3487 * expr.c (convert_move): Use a new pseudo for the intermediate
3488 from_mode->word_mode result.
3490 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3492 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3493 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3494 * toplev.c (compile_file): Don't call it.
3496 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3499 * expr.c (store_expr): Call emit_block_move if the mode
3500 of "temp" RTX is BLKmode.
3502 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3503 Richard Guenther <rguenther@suse.de>
3505 PR tree-optimization/31358
3506 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3507 the step with a NULL_TREE.
3508 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3509 to sizetype if type is a pointer type.
3510 (add_candidate_1): Don't convert the base and step to
3511 the generic type if the orginal type is a pointer type.
3512 (add_iv_value_candidates): Use sizetype for the step
3513 if type is a pointer type.
3514 (cand_value_at): Likewise.
3515 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3517 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3518 Don't convert the tem affine to the type.
3519 (add_elt_to_tree): Use sizetype for the step if a pointer.
3520 Use POINTER_PLUS_EXPR for pointers.
3521 (aff_combination_to_tree): Use sizetype for the step if a
3524 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3526 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3527 Remove commutativity hint.
3529 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3533 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3534 errorneous type. Check that v is a VAR_DECL.
3537 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3539 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
3541 PR tree-optimization/35494
3542 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
3543 may be overriden at link and run time.
3545 2008-03-10 Richard Guenther <rguenther@suse.de>
3547 PR tree-optimization/34677
3548 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
3549 (poolify_tree): Likewise.
3550 (modify_expr_template): Likewise.
3551 (poolify_modify_stmt): Likewise.
3552 (insert_fake_stores): Handle all component-ref style stores
3553 in addition to INDIRECT_REF. Also handle complex types.
3554 Do not poolify the inserted load.
3555 (realify_fake_stores): Do not rebuild the tree but only
3556 make it a SSA_NAME copy.
3557 (init_pre): Remove initialzation of modify_expr_template.
3558 Do not allocate modify_expr_node_pool.
3559 (fini_pre): Do not free modify_expr_node_pool.
3561 2008-03-10 Paul Brook <paul@codesourcery.com>
3563 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
3566 2008-03-10 Paul Brook <paul@codesourcery.com>
3567 Mark Shinwell <shinwell@codesourcery.com>
3569 * config/arm/cortex-r4.md: New.
3570 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
3572 * config/arm/arm.md: Include cortex-r4.md.
3573 (insn): Add smmls, sdiv and udiv values.
3574 (generic_sched): Don't use generic scheduling for Cortex-R4.
3575 (arm_issue_rate): New function.
3576 (TARGET_SCHED_ISSUE_RATE): Define.
3578 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
3580 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
3582 2008-03-10 Richard Guenther <rguenther@suse.de>
3584 * tree-ssa-pre.c (get_sccvn_value): Simplify.
3585 (compute_avail): Do not add stmt uses to AVAIL_OUT.
3587 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
3589 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3590 Set default to true.
3592 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3594 * c.opt (Wsynth): Deprecate.
3595 * doc/invoke.texi (Option Summary, Warning Options): Document
3596 -Wno-format-contains-nul.
3598 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
3601 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
3602 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
3604 2008-03-09 Ira Rosen <irar@il.ibm.com>
3606 * config/rs6000/rs6000.c (builtin_description): Rename vector
3607 left shift operations.
3608 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
3609 (altivec_vsl<VI_char>): Rename to ...
3610 (ashl<mode>3): ... new name.
3611 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
3613 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
3615 2008-03-08 Richard Guenther <rguenther@suse.de>
3617 * coverage.h (tree_coverage_counter_addr): Declare.
3618 * coverage.c (tree_coverage_counter_addr): New function.
3619 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
3621 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
3622 (tree_gen_one_value_profiler): Likewise.
3623 (tree_gen_ic_profiler): Likewise.
3624 (tree_gen_average_profiler): Likewise.
3625 (tree_gen_ior_profiler): Likewise.
3627 2008-03-08 Richard Guenther <rguenther@suse.de>
3629 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
3630 (vn_binary_op_insert): Likewise.
3631 (vn_unary_op_lookup): Likewise.
3632 (vn_unary_op_insert): Likewise.
3633 (vn_nary_op_lookup): Declare.
3634 (vn_nary_op_insert): Likewise.
3635 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
3636 and binary hashes, use a single obstack for unary_op_pool
3638 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
3639 a single struct vn_nary_op_s. Store tree code length and
3640 a variable number of operands.
3641 (struct vn_reference_op_struct): Remove unused op2.
3642 (vn_reference_op_eq): Do not compare op2.
3643 (vn_reference_op_compute_hash): Do not compute hash of op2.
3644 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
3645 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
3646 with vn_nary_op_compute_hash.
3647 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
3648 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
3650 (vn_unary_op_insert, vn_binary_op_insert): Replace with
3652 (visit_unary_op): Call nary functions.
3653 (visit_binary_op): Likewise.
3654 (process_scc): Adjust for struct vn_tables_s changes.
3655 (allocate_vn_table): Likewise.
3656 (free_vn_table): Likewise.
3657 * tree-vn.c (vn_add): Call nary functions.
3658 (vn_lookup): Likewise.
3660 2008-03-08 Jakub Jelinek <jakub@redhat.com>
3663 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
3664 wdst back after sync_compare_and_swapqhi_internal.
3666 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
3669 * config/i386/i386-modes.def (V1DI): New vector mode.
3670 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
3671 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
3672 (MMXMODE248): Ditto.
3673 (MMXMODE): Add V1DI mode.
3674 (mmxvecsize): Change DI mode to V1DI mode.
3675 ("mov<mode>): Use MMXMODEI8 mode iterator.
3676 ("*mov<mode>_internal_rex64"): Ditto.
3677 ("*mov<mode>_internal"): Ditto.
3678 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
3679 ("mmx_sub<mode>3"): Ditto.
3680 ("mmx_adddi3"): Remove insn pattern.
3681 ("mmx_subdi3"): Ditto.
3682 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
3683 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
3684 ("mmx_ashl<mode>3"): Ditto.
3685 ("mmx_lshrdi3"): Remove insn pattern.
3686 ("mmx_ashldi3"): Ditto.
3687 * config/i386/i386.c (classify_argument): Handle V1DImode.
3688 (function_arg_advance_32): Ditto.
3689 (function_arg_32): Ditto.
3690 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
3691 mmx_addv1di3 insn pattern.
3692 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
3693 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
3694 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
3695 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
3696 Remove definitions of built-in functions.
3697 (V1DI_type_node): New node.
3698 (v1di_ftype_v1di_int): Ditto.
3699 (v1di_ftype_v1di_v1di): Ditto.
3700 (v2si_ftype_v2si_si): Ditto.
3701 (v4hi_ftype_v4hi_di): Remove node.
3702 (v2si_ftype_v2si_di): Ditto.
3703 (ix86_init_mmx_sse_builtins): Handle V1DImode.
3704 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
3705 Redefine builtins using def_builtin_const with *_ftype_*_int node.
3706 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
3707 Add new builtins using def_builtin_const.
3708 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
3709 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
3710 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
3711 * config/i386/mmintrin.h (__v1di): New typedef.
3712 (_mm_add_si64): Cast arguments to __v1di type.
3713 (_mm_sub_si64): Ditto.
3714 (_mm_sll_pi16): Cast __count to __v4hi type.
3715 (_mm_sll_pi32): Cast __count to __v2si type.
3716 (_mm_sll_si64): Cast arguments to __v1di type.
3717 (_mm_srl_pi16): Cast __count to __v4hi type.
3718 (_mm_srl_pi32): Cast __count to __v2si type.
3719 (_mm_srl_si64): Cast arguments to __v1di type.
3720 (_mm_sra_pi16): Cast __count to __v4hi type.
3721 (_mm_sra_pi32): Cast __count to __v2si type.
3722 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
3723 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
3724 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
3725 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
3726 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
3727 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
3728 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
3729 (_mm_srai_pi32): Use __builtin_ia32_psradi.
3730 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
3731 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3732 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3733 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
3735 2008-03-07 Joseph Myers <joseph@codesourcery.com>
3737 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
3739 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
3742 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
3743 reg+const addressing for Altivec modes. Don't generate reg+reg
3744 addressing for TFmode or TDmode quantities.
3746 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
3748 * c-common.c (vector_types_convertible_p): Call langhook
3749 instead of comptypes.
3751 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3754 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
3755 integral and scalar float variables which have a
3758 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
3760 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
3761 dwarf_register_span hook when emitting unwind information for
3762 register-to-memory saves.
3763 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
3764 (rs6000_frame_related): Remove call to spe_synthesize_frame.
3766 2008-03-06 Jakub Jelinek <jakub@redhat.com>
3768 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
3769 for the same VAR_DECL.
3771 2008-03-06 Tom Tromey <tromey@redhat.com>
3774 * doc/standards.texi (Standards): Don't mention treelang.
3775 * doc/invoke.texi (Overall Options): Don't mention treelang.
3776 * doc/install.texi (Prerequisites): Don't mention bison or
3778 (Configuration): Don't mention treelang.
3779 (Building): Likewise.
3780 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
3782 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
3784 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
3785 word-extractions out of a multi-word object.
3787 2008-03-06 Richard Guenther <rguenther@suse.de>
3789 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
3790 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
3791 result type and precision.
3792 * expr.c (get_inner_reference): Set unsignedp based on the result
3793 type of BIT_FIELD_REF.
3794 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
3795 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
3796 (try_instantiate_multiple_fields): Likewise. Use the correct type
3798 (sra_build_assignment): Likewise.
3799 (sra_build_elt_assignment): Likewise.
3800 (sra_explode_bitfield_assignment): Likewise.
3801 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
3802 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
3803 set BIT_FIELD_REF_UNSIGNED.
3804 (vectorizable_load): Likewise.
3806 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
3808 * cse.c (cse_extended_basic_block): Invalidate artificial defs
3811 2008-03-06 Richard Guenther <rguenther@suse.de>
3813 * alias.c (struct alias_set_entry): Move has_zero_child field
3814 to pack with alias_set.
3816 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3818 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3821 2008-03-05 Ian Lance Taylor <iant@google.com>
3823 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
3825 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3827 * fwprop.c (update_df): Support width and offset parameters of
3829 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
3830 global_conflicts): Change DF_REF_EXTRACT to either
3831 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3832 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3833 * df-scan.c (df_ref_record, df_defs_record,
3834 df_ref_create_structure, df_def_record_1, df_uses_record,
3835 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
3836 df_bb_refs_collect, df_entry_block_defs_collect,
3837 df_exit_block_uses_collect): Support new width and offset fields.
3838 (ref_extract_pool): New storage pool.
3839 (df_free_ref): New function.
3840 (df_reg_chain_unlink, df_free_collection_rec,
3841 df_sort_and_compress_refs): Call df_free_ref.
3842 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
3844 (df_ref_create_structure): Allocate df_ref_extract if offset and
3845 width fields are used.
3846 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
3847 (df_uses_record): Get offset and width from ZERO_EXTRACT
3849 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
3850 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3851 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3852 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
3853 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3854 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3855 (df_ref_extract): New structure.
3856 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
3857 (df_ref_create): Add width and offset parameters.
3859 2008-03-05 Richard Guenther <rguenther@suse.de>
3861 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3862 Use ranges_overlap_p.
3863 (offset_overlaps_with_access): Rename
3864 to ranges_overlap_p and move ...
3865 * tree-flow-inline.h (ranges_overlap_p): ... here.
3867 * tree.h (get_inner_reference, handled_component_p): Update
3870 * tree.h (record_component_aliases, get_alias_set,
3871 alias_sets_conflict_p, alias_sets_must_conflict_p,
3872 objects_must_conflict_p): Move declarations ...
3873 * alias.h (record_component_aliases, get_alias_set,
3874 alias_sets_conflict_p, alias_sets_must_conflict_p,
3875 objects_must_conflict_p): ... here.
3876 Include coretypes.h.
3877 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
3879 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
3881 * cfg.c: Include tree-flow.h.
3882 (remove_edge_raw): Call redirect_edge_var_map_clear.
3883 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
3884 * tree-flow-inline.h (redirect_edge_var_map_def): New.
3885 (redirect_edge_var_map_result): New.
3886 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
3887 PENDING_STMT use with redirect_edge_var_map_*.
3888 * tree-ssa.c (edge_var_maps): New definition.
3889 (redirect_edge_var_map_add): New.
3890 (redirect_edge_var_map_clear): New.
3891 (redirect_edge_var_map_dup): New.
3892 (redirect_edge_var_map_vector): New.
3893 (redirect_edge_var_map_destroy): New.
3894 (ssa_redirect_edge): Replace PENDING_STMT use with
3895 redirect_edge_var_map_*.
3896 (flush_pending_stmts): Same.
3897 (delete_tree_ssa): Destroy edge var map.
3898 * tree-flow.h (struct _edge_var_map): New.
3899 Define edge_var_map vector type.
3900 Declare redirect_edge_var_map_* prototypes.
3901 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
3902 * tree-cfg.c (reinstall_phi_args): Replace
3903 PENDING_STMT use with redirect_edge_var_map_*.
3905 2008-03-05 Richard Guenther <rguenther@suse.de>
3907 PR tree-optimization/35472
3908 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
3909 whose single use_stmt has a overlapping set of loaded and
3910 stored symbols as that use_stmt might be a noop assignment then.
3912 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
3914 * gthr-rtems.h: Implement __gthread_mutex_destroy.
3916 2008-03-05 Richard Guenther <rguenther@suse.de>
3919 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
3920 should be constants.
3921 * tree-cfg.c (verify_expr): Verify it.
3922 * fold-const.c (fold_truthop): Remove code generating
3923 BIT_FIELD_REFs of structure bases.
3924 (fold_binary): Likewise.
3925 (fold_ternary): Position and size of BIT_FIELD_REFs are
3926 always host integers.
3927 (make_bit_field_ref): Remove.
3928 (optimize_bit_field_compare): Remove.
3929 (all_ones_mask_p): Remove.
3931 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
3934 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
3935 (split_block_and_df_analyze): New. Split basic block and rebuild
3937 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
3939 (split_pattern_seq): Likewise.
3940 (erase_matching_seqs): Likewise.
3941 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
3943 2008-03-04 Geoff Keating <geoffk@apple.com>
3945 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
3946 declaration and code.
3947 (tree_invalid_nonnegative_warnv_p): Likewise.
3949 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3951 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
3952 examples. Truncate option-names then causing overfull hbox.
3954 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3957 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
3959 * configure: Rebuilt.
3961 2008-03-04 Rafael Espindola <espindola@google.com>
3963 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3964 (tree_unary_nonnegative_warnv_p): New.
3965 (tree_binary_nonnegative_warnv_p): New.
3966 (tree_single_nonnegative_warnv_p): New.
3967 (tree_invalid_nonnegative_warnv_p): New.
3968 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3970 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3973 * opts.c (handle_option): Postpone 'unknown option' errors only for
3976 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3979 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3982 2008-03-04 Rafael Espindola <espindola@google.com>
3984 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3985 (tree_binary_nonzero_warnv_p): New.
3986 (tree_single_nonzero_warnv_p): New.
3987 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3989 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3992 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3993 transformations for modes that have signed zeros.
3994 * ifcvt.c (noce_try_abs): Ditto.
3996 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3998 * config/i386/i386.c (override_options): Force
3999 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4001 2008-03-04 Jan Hubicka <jh@suse.cz>
4004 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4007 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4009 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4010 label to probe the stack.
4012 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4014 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4015 (__gthr_win32_mutex_destroy): Declare.
4016 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4017 __gthr_win32_mutex_destroy.
4018 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4020 2008-03-03 Jan Hubicka <jh@suse.cz>
4023 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4024 aggressive on inlining cold calls.
4026 2008-03-03 Richard Guenther <rguenther@suse.de>
4028 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4029 struct copies into the expression table.
4030 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4031 (try_to_simplify): Likewise.
4032 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4033 integral and pointer arguments which do not change the
4034 precision to NOP_EXPRs.
4035 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4036 VIEW_CONVERT_EXPR case.
4038 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4040 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4041 defined in a loop at depth 0 is invariant.
4042 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4043 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4044 be called at loop depth 0.
4046 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4049 * gcc.c (process_command): Update copyright notice dates.
4050 * gcov.c (print_version): Likewise.
4051 * gcov-dump.c (print_version): Likewise.
4052 * mips-tfile.c (main): Likewise.
4053 * mips-tdump.c (main): Likewise.
4055 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4058 * c-common.c (flag_permissive): Delete.
4059 (constant_expression_warnings): Check flags first.
4060 (constant_expression_error): New.
4061 * c-common.h (flag_permissive): Delete.
4062 (constant_expression_error): Declare.
4063 * flags.h (flag_permissive): Declare. Update description.
4064 * diagnostic.c (pedwarn): Update.
4066 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4067 (permissive_error_kind): New.
4068 * toplev.c (flag_permissive): Define. Update description.
4069 * toplev.h (permissive_error_kind): Declare.
4070 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4071 (pedwarn_c90): Use pedantic_warning_kind.
4072 * c-opts.c (c_common_post_options): flag_permissive does not affect
4073 flag_pedantic_errors.
4075 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4077 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4078 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4079 __absvsi2, __absvDI2): Use unsigned arithmetic.
4081 2008-03-02 Andi Kleen <ak@suse.de>
4082 Richard Guenther <rguenther@suse.de>
4084 * struct-equiv.c: Remove file.
4085 * cfg_cleanup.c (condjump_equiv_p): Remove.
4086 * Makefile.in (OBJS-common): Remove struct-equiv.o.
4087 (struct-equiv.o): Remove rule.
4088 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
4089 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
4090 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
4092 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4094 * ifcvt.c (noce_process_if_block): Try to handle only the then
4095 block if the else block exists but isn't suitable.
4097 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4100 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
4101 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
4102 regression from previous patch.
4104 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4107 * gthr.h: Add __gthread_mutex_destroy as a function that must be
4109 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
4110 * gthr-single.h (__gthread_mutex_destroy): Likewise.
4111 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
4112 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
4113 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
4114 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
4115 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
4116 (__gthread_mutex_destroy_function): Rename to
4117 __gthread_mutex_destroy.
4118 * gthr-dce.h (__gthread_mutex_destroy): Call
4119 pthread_mutex_destroy.
4120 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
4121 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
4122 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
4124 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4126 * df-scan.c (df_ref_chain_change_bb): Simplify.
4127 (df_insn_change_bb): Add new_bb argument. Simplify. Call
4128 set_block_for_insn if there's any change.
4129 * df.h ((df_insn_change_bb): Fix prototype.
4130 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
4131 df_insn_change_bb, don't call set_block_for_insn.
4132 * emit-rtl.c (reorder_insns): Likewise.
4133 * haifa-sched.c (move_insn): Likewise.
4135 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4137 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
4139 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4141 * tree-flow-inline.h (next_readonly_imm_use): Return
4142 NULL_USE_OPERAND_P after the end.
4144 2008-03-01 Richard Guenther <rguenther@suse.de>
4146 PR tree-optimization/35411
4147 * tree-sra.c (sra_build_assignment): Split conversion to
4148 final type to a separate statement if we are not assigning
4151 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4153 * fold-const.c (fold_convertible_p): Correct the logic to follow
4154 that in fold_convert().
4156 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
4159 * tree-inline.c (build_duplicate_type): When we make a
4160 duplicate type, make it unique in the canonical types system.
4162 2008-02-29 Tom Tromey <tromey@redhat.com>
4164 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
4165 input_file_stack_history, input_file_stack_restored): Remove.
4166 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4167 * input.h (struct file_stack): Remove.
4168 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4169 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
4171 * diagnostic.h (struct diagnostic_context) <last_module>: Change
4173 (diagnostic_last_module_changed): Add 'map' argument.
4174 (diagnostic_set_last_function): Likewise.
4175 * diagnostic.c (undiagnostic_report_current_module): Iterate using
4176 line map, not input_file_stack.
4177 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
4179 2008-02-29 Paul Brook <paul@codesourcery.com>
4181 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
4183 2008-02-29 Paul Brook <paul@codesourcery.com>
4185 * config/arm/ieee754-df.S (muldf3): Use RET macros.
4187 2008-02-29 Richard Guenther <rguenther@suse.de>
4189 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
4191 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
4192 value for comparing for a store match.
4193 (simplify_unary_expression): Do nothing for SSA_NAMEs.
4194 (try_to_simplify): Do not do a full-blown reference lookup.
4196 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4198 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
4199 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4201 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
4203 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
4205 * tree-loop-linear.c (try_interchange_loops): Compare memory access
4206 strides against cache sizes.
4208 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4210 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
4213 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
4215 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
4216 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
4217 is smaller than the original promoted value.
4218 (simplify_subreg): If OP is a SUBREG, try to preserve its
4219 SUBREG_PROMOTED_VAR_P information.
4221 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
4223 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
4224 (VN_INFO_GET): Allocate new objects on the obstack.
4225 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
4226 for rpo_numbers_temp, for consistency.
4227 (free_scc_vn): Free the obstack.
4229 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
4231 * doc/invoke.texi: Document -ftree-loop-distribution.
4232 * tree-loop-distribution.c: New.
4233 * tree-pass.h (pass_loop_distribution): New.
4234 * graphds.h (struct graph): Add htab_t indices.
4235 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4236 * tree-vectorizer.c (rename_variables_in_loop): Extern.
4237 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
4238 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4239 * tree-data-ref.c (debug_data_dependence_relations): New.
4240 (dump_data_dependence_relation): Also print data references.
4241 (free_data_ref): Extern.
4242 (same_access_functions): Moved...
4243 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4244 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4245 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4246 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
4247 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
4248 (stmts_from_loop): Skip LABEL_EXPR.
4249 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
4251 (build_rdg): Initialize rdg->indices htab.
4252 (free_rdg, stores_from_loop, ref_base_address,
4253 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4254 have_similar_memory_accesses_1, ref_base_address_1,
4255 remove_similar_memory_refs): New.
4256 * tree-data-ref.h: Depend on tree-chrec.h.
4257 (debug_data_dependence_relations, free_data_ref): Declared.
4258 (same_access_functions): ... here.
4259 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
4261 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
4262 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
4263 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
4264 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4265 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4266 rdg_vertex_for_stmt): Declared.
4267 (struct rdg_edge): Add level.
4269 (free_rdg, stores_from_loop, remove_similar_memory_refs,
4270 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
4272 (rdg_has_similar_memory_accesses): New.
4273 * tree-vect-analyze.c: Remove unused static decls.
4274 * lambda.h (dependence_level): New.
4275 * common.opt (ftree-loop-distribution): New.
4276 * tree-flow.h (mark_virtual_ops_in_bb,
4277 slpeel_tree_duplicate_loop_to_edge_cfg,
4278 rename_variables_in_loop): Declared.
4279 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
4280 (OBJS-common): Add tree-loop-distribution.o.
4281 (tree-loop-distribution.o): New rule.
4282 * tree-cfg.c (mark_virtual_ops_in_bb): New.
4283 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4284 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
4286 2008-02-28 Joseph Myers <joseph@codesourcery.com>
4289 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
4290 other than structures and unions.
4292 2008-02-28 Richard Guenther <rguenther@suse.de>
4295 2008-02-26 Richard Guenther <rguenther@suse.de>
4297 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4298 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4299 (lookup_decl_from_uid): Declare.
4300 (remove_decl_from_map): Likewise.
4301 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4302 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4303 (decl_for_uid_map): New global hashtable mapping DECL_UID
4305 (init_ttree): Allocate it.
4306 (insert_decl_to_uid_decl_map): New helper function.
4307 (make_node_stat): Insert new decls into the map.
4308 (copy_node_stat): Likewise.
4309 (lookup_decl_from_uid): New function.
4310 (remove_decl_from_map): Likewise.
4311 (print_decl_for_uid_map_statistics): New helper.
4312 (dump_tree_statistics): Call it.
4314 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4315 (referenced_var_iterator): Adjust.
4316 (FOR_EACH_REFERENCED_VAR): Adjust.
4317 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4318 (num_referenced_vars): Adjust.
4319 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4320 (first_referenced_var): Remove.
4321 (end_referenced_vars_p): Likewise.
4322 (next_referenced_var): Likewise.
4323 (referenced_var_iterator_set): New helper function.
4324 * tree-dfa.c (referenced_var_lookup): Adjust.
4325 (referenced_var_check_and_insert): Likewise.
4326 (remove_referenced_var): Likewise.
4327 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4328 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4329 (verify_call_clobbering): Likewise.
4330 (verify_memory_partitions): Likewise.
4331 (init_tree_ssa): Allocate bitmap instead of hashtable for
4333 (delete_tree_ssa): Adjust.
4334 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4335 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4336 (compute_tag_properties): Likewise.
4337 (set_initial_properties): Likewise.
4338 (find_partition_for): Likewise.
4339 (update_reference_counts): Likewise.
4340 (dump_may_aliases_for): Likewise.
4341 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4342 (add_call_clobber_ops): Likewise.
4343 (add_call_read_ops): Likewise.
4344 (get_asm_expr_operands): Likewise.
4345 * tree-into-ssa.c (dump_decl_set): Likewise.
4346 (update_ssa): Likewise.
4347 * tree-sra.c (scan_function): Likewise.
4348 (decide_instantiations): Likewise.
4349 (scalarize_parms): Likewise.
4350 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4351 (dsa_named_for): Likewise.
4352 * tree-ssa-structalias.c (update_alias_info): Likewise.
4353 (merge_smts_into): Likewise.
4355 2008-02-27 David Daney <ddaney@avtrex.com>
4358 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4359 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4360 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4361 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4362 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4364 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4367 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4368 (BUILT_IN_NEXTTOWARD): Remove.
4369 (BUILT_IN_NEXTTOWARDF): Ditto.
4370 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4371 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4373 2008-02-27 Tom Tromey <tromey@redhat.com>
4375 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4376 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4378 2008-02-27 Jan Beulich <jbeulich@novell.com>
4380 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4381 update the respective field on newdecl.
4383 2008-02-27 Revital Eres <eres@il.ibm.com>
4385 PR rtl-optimization/34999
4386 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4387 crossing edges that ends with a call insn.
4388 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4389 call insn and clear the EDGE_CROSSING flag of the crossing edge
4390 when fixing fallthru edges.
4392 2008-02-27 Richard Guenther <rguenther@suse.de>
4395 * fold-const.c (fold_unary): Return the correct argument,
4396 converted to the result type.
4398 2008-02-27 Richard Guenther <rguenther@suse.de>
4401 * expr.c (expand_expr_real_1): Assert on rotates that operate
4403 * fold-const.c (fold_binary): Use the types precision, not the
4404 bitsize of the mode if folding rotate expressions. Build rotates
4405 only for full modes.
4407 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4409 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4411 * c-pragma.c (pragma_ns_name): New typedef.
4412 (registered_pp_pragmas): New variable.
4413 (c_pp_lookup_pragma): New function.
4414 (c_register_pragma_1): If flag_preprocess_only, do nothing
4415 for non-expanded pragmas, for expanded ones push pragma's
4416 namespace and name into registered_pp_pragmas vector.
4417 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4418 flag_preprocess_only, don't register GCC pch_preprocess
4419 pragma if flag_preprocess_only.
4420 * c-opts.c (c_common_init): Call init_pragma even if
4421 flag_preprocess_only.
4422 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4423 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4424 cpp_register_pragma if flag_preprocess_only.
4426 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4429 * c-parser.c (c_parser_translation_unit): Warn for empty
4430 translation unit, not empty source file.
4432 2008-02-26 Paul Brook <paul@codesourcery.com>
4434 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4435 operand for Thumb-2.
4436 * config/arm/arm.h (reg_class): Add CORE_REGS.
4437 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4438 (BASE_REG_CLASS): Use CORE_REGS.
4439 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4440 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4441 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4442 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4443 ARM_REGNO_OK_FOR_INDEX_P.
4444 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4445 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4446 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4447 (ldm/stm peepholes): Ditto.
4448 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4449 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4450 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4451 * config/arm/constraints.md: Enable "k" constraint on ARM.
4453 2008-02-27 Ben Elliston <bje@au.ibm.com>
4455 * config/rs6000/rs6000.c: Annotate cache line size field in all
4456 instances of struct processor_costs.
4458 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4460 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4461 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4462 jump_bypass): New counters.
4463 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4464 * dce.c (gate_ud_dce): Same.
4465 (gate_fast_dce): Same.
4466 * dse.c (gate_dse1): New function.
4467 (gate_dse2): New function.
4468 (gate_dse): Merge results of new gate functions.
4469 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4470 (gate_handle_jump_bypass): Add dbg_cnt.
4471 (gate_handle_gcse): Add dbg_cnt.
4472 * ifcvt.c (gate_handle_if_conversion): Same.
4473 (gate_handle_if_after_combine): Same.
4474 (gate_handle_if_after_reload): Same.
4475 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4477 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4479 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4481 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4483 2008-02-26 Jason Merrill <jason@redhat.com>
4486 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4487 alone if it's the naming decl for the type's main variant.
4489 2008-02-26 Tom Tromey <tromey@redhat.com>
4491 * system.h (USE_MAPPED_LOCATION): Poison.
4492 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4493 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4494 (make_goto_expr_edges): Likewise.
4495 (remove_bb): Likewise.
4496 (execute_warn_function_return): Likewise.
4497 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4499 * c-common.c (fname_decl): Remove old location code.
4500 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4502 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4504 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4505 (gen_rtx_ASM_INPUT): Likewise.
4506 (gen_rtx_ASM_INPUT_loc): Likewise.
4507 (get_rtx_asm_OPERANDS): Remove.
4508 * cfglayout.c (insn_locators_alloc): Remove old location code.
4509 (set_curr_insn_source_location): Likewise.
4510 (curr_insn_locator): Likewise.
4511 * print-tree.c (print_node): Remove old location code.
4512 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4513 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4514 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4515 location_from_locus.
4516 (construct_exit_block): Remove old location code.
4517 * emit-rtl.c (force_next_line_note): Remove old location code.
4518 * profile.c (branch_prob): Remove old location code.
4519 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4520 LOC_LINE): Remove old-location variants.
4521 * langhooks.c (lhd_print_error_function): Remove old location
4523 * configure, config.in: Rebuilt.
4524 * configure.ac (--enable-mapped-location): Remove.
4525 * c-decl.c (c_init_decl_processing): Remove old location code.
4526 (finish_function): Likewise.
4527 * recog.c (decode_asm_operands): Remove old location code.
4528 * c-pch.c (c_common_read_pch): Remove old location code.
4529 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4531 * gimple-low.c (lower_function_body): Remove old location code.
4532 * toplev.c (unknown_location): Remove.
4533 (push_srcloc): Remove old-location variant.
4534 (process_options): Remove old location code.
4535 (lang_dependent_init): Likewise.
4536 * input.h (UNKNOWN_LOCATION): Move definition.
4537 (location_t): Undeprecate.
4538 (source_locus): Remove.
4539 (location_from_locus): Remove.
4540 (struct location_s): Remove.
4541 Remove all old-location code.
4542 (input_line, input_filename): Remove.
4543 * final.c (final_scan_insn): Remove old location code.
4544 * diagnostic.c (diagnostic_build_prefix): Remove
4545 USE_MAPPED_LOCATION test.
4546 * tree.h (gimple_stmt) <locus>: Now a location_t.
4547 (tree_exp) <locus>: Likewise.
4548 (DECL_IS_BUILTIN): Remove old-location variant.
4549 (annotate_with_file_line, annotate_with_locus): Likewise.
4550 (expr_locus, set_expr_locus): Update.
4551 * tree.c (build1_stat): Remove old location code.
4552 (last_annotated_node): Remove.
4553 (annotate_with_file_line): Remove old-location variant.
4554 (annotate_with_locus): Likewise.
4555 (expr_location): Remove old location code.
4556 (set_expr_location): Likewise.
4557 (expr_has_location): Likewise.
4558 (expr_locus): Likewise.
4559 (set_expr_locus): Likewise.
4560 (expr_filename): Don't use location_from_locus.
4561 (expr_lineno): Likewise.
4562 * rtl-error.c (location_for_asm): Remove old location code.
4563 * c-lex.c (cb_line_change): Remove old location code.
4564 (fe_file_change): Likewise.
4565 (cb_def_pragma): Likewise.
4566 (c_lex_with_flags): Likewise.
4567 * gengtype.c (do_typedef): Don't special-case location types.
4568 (define_location_structures): Remove.
4569 (main): Don't call define_location_structures.
4570 * tree-pretty-print.c (dump_implicit_edges): Remove old location
4573 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4576 * builtins.def (BUILT_IN_STDARG_START): Remove.
4577 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
4578 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4579 * tree-inline.c (inline_forbidden_p_1): Likewise.
4581 2008-02-26 Richard Guenther <rguenther@suse.de>
4583 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4584 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4585 (lookup_decl_from_uid): Declare.
4586 (remove_decl_from_map): Likewise.
4587 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4588 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4589 (decl_for_uid_map): New global hashtable mapping DECL_UID
4591 (init_ttree): Allocate it.
4592 (insert_decl_to_uid_decl_map): New helper function.
4593 (make_node_stat): Insert new decls into the map.
4594 (copy_node_stat): Likewise.
4595 (lookup_decl_from_uid): New function.
4596 (remove_decl_from_map): Likewise.
4597 (print_decl_for_uid_map_statistics): New helper.
4598 (dump_tree_statistics): Call it.
4600 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4601 (referenced_var_iterator): Adjust.
4602 (FOR_EACH_REFERENCED_VAR): Adjust.
4603 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4604 (num_referenced_vars): Adjust.
4605 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4606 (first_referenced_var): Remove.
4607 (end_referenced_vars_p): Likewise.
4608 (next_referenced_var): Likewise.
4609 (referenced_var_iterator_set): New helper function.
4610 * tree-dfa.c (referenced_var_lookup): Adjust.
4611 (referenced_var_check_and_insert): Likewise.
4612 (remove_referenced_var): Likewise.
4613 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4614 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4615 (verify_call_clobbering): Likewise.
4616 (verify_memory_partitions): Likewise.
4617 (init_tree_ssa): Allocate bitmap instead of hashtable for
4619 (delete_tree_ssa): Adjust.
4620 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4621 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4622 (compute_tag_properties): Likewise.
4623 (set_initial_properties): Likewise.
4624 (find_partition_for): Likewise.
4625 (update_reference_counts): Likewise.
4626 (dump_may_aliases_for): Likewise.
4627 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4628 (add_call_clobber_ops): Likewise.
4629 (add_call_read_ops): Likewise.
4630 (get_asm_expr_operands): Likewise.
4631 * tree-into-ssa.c (dump_decl_set): Likewise.
4632 (update_ssa): Likewise.
4633 * tree-sra.c (scan_function): Likewise.
4634 (decide_instantiations): Likewise.
4635 (scalarize_parms): Likewise.
4636 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4637 (dsa_named_for): Likewise.
4638 * tree-ssa-structalias.c (update_alias_info): Likewise.
4639 (merge_smts_into): Likewise.
4641 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4644 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
4645 * c-opts.c (c_common_handle_option): Wall enables
4646 Wvolatile-register-var.
4647 * common.opt: Move Wvolatile-register-var to...
4650 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4652 * common.opt (Wlarger-than=): New.
4653 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
4655 * opts.c (common_handle_option): Handle -Wlarger-than=.
4656 * optc-gen.awk: Likewise.
4657 * opth-gen.awk: Likewise.
4658 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
4659 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4661 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4663 * c-common.c (match_case_to_enum_1): Add appropriate
4664 OPT_W* parameter to warning.
4665 (c_do_switch_warnings): Likewise.
4666 * c-typeck.c (warning_init): Add one more parameter following
4668 (push_init_level): Update call to warning_init.
4669 (pop_init_level): Likewise.
4670 (add_pending_init): Likewise.
4671 (output_init_element: Likewise.
4673 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4676 * toplev.c (toplev_main): If there are warnings or error, print
4677 errors for ignored options.
4678 * opts.c (ignored_options): New static variable.
4679 (postpone_unknown_option_error): New.
4680 (print_ignored_options): New.
4681 (handle_option): Postpone errors for unknown -Wno-* options.
4682 * opts.h (print_ignored_options): Declare.
4684 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
4686 * config/mips/mips.md (loadgp_blockage, blockage): Change type
4689 2008-02-25 Richard Guenther <rguenther@suse.de>
4692 2008-02-25 Richard Guenther <rguenther@suse.de>
4694 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4695 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4696 (lookup_decl_from_uid): Declare.
4697 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4698 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4699 (decl_for_uid_map): New global hashtable mapping DECL_UID
4701 (init_ttree): Allocate it.
4702 (insert_decl_to_uid_decl_map): New helper function.
4703 (make_node_stat): Insert new decls into the map.
4704 (copy_node_stat): Likewise.
4705 (lookup_decl_from_uid): New function.
4706 (print_decl_for_uid_map_statistics): New helper.
4707 (dump_tree_statistics): Call it.
4709 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4710 (referenced_var_iterator): Adjust.
4711 (FOR_EACH_REFERENCED_VAR): Adjust.
4712 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4713 (num_referenced_vars): Adjust.
4714 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4715 (first_referenced_var): Remove.
4716 (end_referenced_vars_p): Likewise.
4717 (next_referenced_var): Likewise.
4718 (referenced_var_iterator_set): New helper function.
4719 * tree-dfa.c (referenced_var_lookup): Adjust.
4720 (referenced_var_check_and_insert): Likewise.
4721 (remove_referenced_var): Likewise.
4722 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4723 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4724 (verify_call_clobbering): Likewise.
4725 (verify_memory_partitions): Likewise.
4726 (init_tree_ssa): Allocate bitmap instead of hashtable for
4728 (delete_tree_ssa): Adjust.
4729 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4730 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4731 (compute_tag_properties): Likewise.
4732 (set_initial_properties): Likewise.
4733 (find_partition_for): Likewise.
4734 (update_reference_counts): Likewise.
4735 (dump_may_aliases_for): Likewise.
4736 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4737 (add_call_clobber_ops): Likewise.
4738 (add_call_read_ops): Likewise.
4739 (get_asm_expr_operands): Likewise.
4740 * tree-into-ssa.c (dump_decl_set): Likewise.
4741 (update_ssa): Likewise.
4742 * tree-sra.c (scan_function): Likewise.
4743 (decide_instantiations): Likewise.
4744 (scalarize_parms): Likewise.
4745 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4746 (dsa_named_for): Likewise.
4747 * tree-ssa-structalias.c (update_alias_info): Likewise.
4748 (merge_smts_into): Likewise.
4750 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4753 * doc/invoke.texi (-fcx-limited-range): Document new option.
4754 * toplev.c (process_options): Handle -fcx-fortran-rules.
4755 * common.opt: Add documentation for -fcx-fortran-rules.
4757 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4760 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
4761 actual behaviour and C99.
4763 2008-02-26 Ben Elliston <bje@au.ibm.com>
4765 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
4766 (ASM_CPU_POWER6_SPEC): Likewise.
4767 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
4768 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
4769 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
4771 2008-02-25 Richard Guenther <rguenther@suse.de>
4773 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4774 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4775 (lookup_decl_from_uid): Declare.
4776 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4777 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4778 (decl_for_uid_map): New global hashtable mapping DECL_UID
4780 (init_ttree): Allocate it.
4781 (insert_decl_to_uid_decl_map): New helper function.
4782 (make_node_stat): Insert new decls into the map.
4783 (copy_node_stat): Likewise.
4784 (lookup_decl_from_uid): New function.
4785 (print_decl_for_uid_map_statistics): New helper.
4786 (dump_tree_statistics): Call it.
4788 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4789 (referenced_var_iterator): Adjust.
4790 (FOR_EACH_REFERENCED_VAR): Adjust.
4791 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4792 (num_referenced_vars): Adjust.
4793 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4794 (first_referenced_var): Remove.
4795 (end_referenced_vars_p): Likewise.
4796 (next_referenced_var): Likewise.
4797 (referenced_var_iterator_set): New helper function.
4798 * tree-dfa.c (referenced_var_lookup): Adjust.
4799 (referenced_var_check_and_insert): Likewise.
4800 (remove_referenced_var): Likewise.
4801 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4802 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4803 (verify_call_clobbering): Likewise.
4804 (verify_memory_partitions): Likewise.
4805 (init_tree_ssa): Allocate bitmap instead of hashtable for
4807 (delete_tree_ssa): Adjust.
4808 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4809 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4810 (compute_tag_properties): Likewise.
4811 (set_initial_properties): Likewise.
4812 (find_partition_for): Likewise.
4813 (update_reference_counts): Likewise.
4814 (dump_may_aliases_for): Likewise.
4815 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4816 (add_call_clobber_ops): Likewise.
4817 (add_call_read_ops): Likewise.
4818 (get_asm_expr_operands): Likewise.
4819 * tree-into-ssa.c (dump_decl_set): Likewise.
4820 (update_ssa): Likewise.
4821 * tree-sra.c (scan_function): Likewise.
4822 (decide_instantiations): Likewise.
4823 (scalarize_parms): Likewise.
4824 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4825 (dsa_named_for): Likewise.
4826 * tree-ssa-structalias.c (update_alias_info): Likewise.
4827 (merge_smts_into): Likewise.
4829 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
4832 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
4833 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
4834 * alias.h (nonoverlapping_memrefs_p): Likewise.
4836 2008-02-25 Jan Beulich <jbeulich@novell.com>
4838 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
4839 * config/i386/netware-libgcc.exp: Add __bswap?i2,
4840 __emultls_get_address, __emultls_register_common,
4841 __floatundi?f, and _Unwind_GetIPInfo.
4842 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
4843 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
4844 (gen_regparm_prefix): Likewise.
4845 (i386_nlm_encode_section_info): Sync with
4846 config/i386/winnt.c:i386_pe_encode_section_info().
4847 (i386_nlm_maybe_mangle_decl_assembler_name): New.
4848 i386_nlm_mangle_decl_assembler_name): New.
4849 (netware_override_options): New.
4850 * config/i386/netware.h (netware_override_options): Declare.
4851 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
4852 (i386_nlm_mangle_decl_assembler_name): Declare.
4853 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
4855 2008-02-25 Ben Elliston <bje@au.ibm.com>
4858 * c-decl.c (grokdeclarator): Remove unused local variables
4859 `typedef_type' and `type_as_written'.
4861 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4862 unused local variable `has_hot_blocks'.
4863 (fix_crossing_conditional_branches): Remove unused local variable
4866 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
4869 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
4870 using DEF_C99_BUILTIN.
4871 (BUILT_IN_NANF): Ditto.
4872 (BUILT_IN_NANL): Ditto.
4874 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
4875 Revital Eres <eres@il.ibm.com>
4877 * modulo-sched.c (calculate_must_precede_follow): Address TODO
4878 regarding the order of two dependent insns in the same row.
4880 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
4882 * stor-layout.c (layout_decl): Do not bump the alignment of a
4883 bit-field to more than byte alignment if it is packed.
4885 2008-02-24 David Edelsohn <edelsohn@gnu.org>
4887 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
4890 2008-02-24 Diego Novillo <dnovillo@google.com>
4892 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
4895 * tree-vrp.c (vrp_evaluate_conditional): With
4896 -Wtype-limits, emit a warning when comparing against a
4897 constant outside the natural range of OP0's type.
4898 * c.opt (Wtype-limits): Move ...
4899 * common.opt (Wtype-limits): ... here.
4901 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
4903 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
4904 * config/rs6000/e300c2c3.md: New file.
4905 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4907 (rs6000_override_options): Add e300c2 and e300c3 cases to
4908 processor_target_table. Do not allow usage of Altivec or Spe
4909 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
4910 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
4911 * config/rs6000/rs6000.h (processor_type): Add
4912 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
4913 (ASM_CPU_SPEC): Add e300c2 and e300c3.
4914 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
4915 and ppce300c3. Include e300c2c3.md.
4917 2008-02-23 David Edelsohn <edelsohn@gnu.org>
4919 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
4920 instead of TARGET_STRICT_ALIGN.
4922 2008-02-23 Joseph Myers <joseph@codesourcery.com>
4924 * explow.c (memory_address): Assert that the generated address is
4927 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4930 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
4931 * config/darwin-ppc-ldouble-patch.def: New file.
4932 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
4933 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
4934 SUBTARGET_INIT_BUILTINS if defined.
4935 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
4938 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4941 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
4942 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
4944 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4947 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
4948 file" warning condtional on -Winvalid-PCH.
4950 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4952 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
4954 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
4958 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
4959 prevent reload from using MMX registers.
4960 (*mov<mode>_internal): Ditto.
4961 (*movv2sf_internal_rex64): Ditto.
4962 (*movv2sf_internal): Ditto.
4964 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4966 PR documentation/31569
4967 * doc/install.texi2html: Use makeinfo --no-number-sections.
4969 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4971 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4972 ensure that we can address an entire entity > 8 bytes. Don't
4973 generate reg+reg addressing for such data.
4975 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4977 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4978 strings when optimizing for size, unless the target cares about
4981 2008-02-22 Tom Tromey <tromey@redhat.com>
4983 * regclass.c (current_pass): Remove declaration.
4985 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4987 * config/avr/libgcc.S (__RAMPZ__): Define.
4988 (__do_copy_data): Add for devices with 128KB code memory.
4990 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4992 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4994 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4996 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4998 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5001 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5004 * c-typeck.c (build_binary_op): Warn about floating point
5005 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5007 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5010 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5011 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5013 (rs6000_override_options): Set altivec_abi as default, not override,
5014 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5015 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5016 is used; use new member spe_abi.
5017 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5018 spe_abi and altivec_abi.
5020 2008-02-22 Tomas Bily <tbily@suse.cz>
5022 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5024 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5027 * config.build (build_file_translate): Set to `CMD //c' only if
5029 * Makefile.in (build_file_translate): Improve comment.
5031 2008-02-21 Jan Hubicka <jh@suse.cz>
5033 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5034 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5035 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5037 2008-02-21 Michael Matz <matz@suse.de>
5040 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5042 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5044 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5045 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5047 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5048 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5049 SSE_VEC_FLOAT_MODE_P as insn constraint.
5050 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5051 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5052 sse4a_movntdf using MODEF mode iterator.
5053 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5054 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5055 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5056 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5057 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5058 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5059 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5061 2008-02-21 Richard Guenther <rguenther@suse.de>
5063 * tree.def (PAREN_EXPR): New tree code.
5064 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5066 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5067 * expr.c (expand_expr_real_1): Likewise.
5068 * tree-inline.c (estimate_num_insns_1): Likewise.
5069 * tree-complex.c (expand_complex_move): Likewise.
5070 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5073 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5076 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5078 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5081 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5083 * config/sh/sh.c (find_barrier): Don't go past
5084 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
5086 2008-02-20 DJ Delorie <dj@redhat.com>
5088 * config/h8300/h8300.md (insv): Force source operand to be a register.
5090 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
5091 as a jump, not as a plain insn.
5093 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
5095 * doc/invoke.texi (Warning Options): Add new option
5096 -Wframe-larger-than=.
5097 (-Wframe-larger-than): Document.
5099 * flags.h (warn_frame_larger_than, frame_larger_than_size):
5100 Add declarations for new option variables.
5102 * final.c (final_start_function): Check the frame size
5103 before emission and issue a Wframe-larger-than warning.
5105 * opts.c (warn_frame_larger_than, frame_larger_than_size):
5106 Add definitions for new option variables.
5107 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
5109 * common.opt (Wframe-larger-than=): New option.
5111 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5113 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
5114 (<sse>_div<mode>3): Ditto.
5115 (<sse>_vmdiv<mode>3): Ditto.
5116 (<sse>_vmsqrt<mode>2): Ditto.
5117 (*smax<mode>3): Ditto.
5118 (sse5_frcz<mode>2): Ditto.
5119 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
5122 2008-02-20 Richard Guenther <rguenther@suse.de>
5125 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
5126 be happy with INTEGRAL_TYPE_P.
5128 2008-02-20 Richard Guenther <rguenther@suse.de>
5130 * fold-const.c (split_tree): Associate floatig-point expressions
5131 if flag_associative_math is set.
5133 2008-02-20 Richard Guenther <rguenther@suse.de>
5135 * tree.h (fold_real_zero_addition_p): Declare.
5136 * fold-const.c (fold_real_zero_addition_p): Export.
5137 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
5138 floating-point operations with zero and one.
5140 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
5142 * doc/install.texi: Correct references to CFLAGS, replacing them
5143 with BOOT_CFLAGS. Document flags used during bootstrap for
5146 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5148 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
5149 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
5150 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
5152 (smin<mode>3): Ditto from similar patterns.
5153 (smax<mode>3): Ditto.
5154 (*ieee_smin<mode>3): Ditto.
5155 (*ieee_smax<mode>3): Ditto.
5156 * config/i386/sse.md (sse): New mode attribute.
5157 (mov<mode>): Macroize expander from movv4sf and movv2df using
5158 SSEMODEF2P mode iterator.
5159 (<sse>_movnt<mode>): Ditto from similar patterns. Use
5160 SSE_VEC_FLOAT_MODE_P as insn constraint.
5161 (storent<mode>): Ditto.
5162 (storent<mode>): Macroize expander from storentsf and storentdf using
5163 MODEF mode iterator.
5164 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
5165 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
5166 (abs<mode>2): Ditto from similar patterns.
5167 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
5168 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
5169 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
5170 (<sse>_vmsqrt<mode>2): Ditto.
5171 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
5172 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
5173 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
5174 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
5175 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
5176 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
5177 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
5179 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
5180 iterator and SSE_FLOAT_MODE_P as insn constraint.
5181 (<sse>_ucomi): Ditto from similar patterns.
5182 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
5183 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
5184 SSE_VEC_FLOAT_MODE_P as insn constraint.
5185 (vcond<mode>): Ditto from similar patterns.
5186 (and<mode>3, *and<mode>3): Ditto.
5187 (<sse>_nand<mode>3): Ditto.
5188 (ior<mode>3, *ior<mode>3): Ditto.
5189 (xor<mode>3, *xor<mode>3): Ditto.
5190 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
5191 iterator and SSE_FLOAT_MODE_P as insn constraint.
5192 (*nand<mode>3): Ditto from similar patterns.
5193 (*ior<mode>3): Ditto.
5194 (*xor<mode>3): Ditto.
5196 2008-02-20 Ira Rosen <irar@il.ibm.com>
5198 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
5199 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
5200 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
5202 2008-02-19 Jan Hubicka <jh@suse.cz>
5204 * predict.c (tree_bb_level_predictions): Remove variable next
5205 mistakely introduced by previous commit.
5207 2008-02-19 Jan Hubicka <jh@suse.cz>
5209 * predict.c (predict_paths_leading_to): Rewrite.
5210 (predict_paths_for_bb): New.
5211 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
5213 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5216 * Makefile.in (build_file_translate): New.
5217 (gcc-vers.texi): Use it for translating $(abs_srcdir).
5218 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
5219 * configure.ac (build_file_translate): Substitute it.
5220 * configure: Regenerate.
5222 2008-02-19 Jan Hubicka <jh@suse.cz>
5224 PR rtl-optimization/34408
5225 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
5228 2008-02-19 Jan Hubicka <jh@suse.cz>
5231 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
5234 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
5237 * config/i386/i386-modes.def: Revert the last DI alignment
5238 change until Ada people can look into it.
5240 2008-02-19 Nick Clifton <nickc@redhat.com>
5242 * opts.c (print_specific_help): Fix typo in --help text.
5244 2008-02-19 Jakub Jelinek <jakub@redhat.com>
5247 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
5248 32-bit inline asm without asm alternatives for host GCC < 3.0.
5250 2008-02-19 Richard Guenther <rguenther@suse.de>
5252 PR tree-optimization/34989
5253 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
5254 Allow propagation to INDIRECT_REF if we can simplify only.
5256 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5258 * c-common.c (warn_for_collisions_1): Use appropriate option when
5261 2008-02-19 Nick Clifton <nickc@redhat.com>
5264 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
5265 (handle_options): Fix indentation.
5266 (print_filtered_help): If no language-specific options were
5267 displayed tell the user how to list all the options supported by
5268 the language's front-end.
5269 (print_specific_help): Fix indentation and remove duplicate line.
5270 (common_handle_option): Handle the -v option.
5271 For --help enable the display of undocumented options if the -v
5272 switch has been included on the command line.
5273 For --help= check for overlaps in the arguments between the option
5274 classes and the language names and issue a warning when they
5275 cannot be disambiguated.
5276 * c.opt (v): Pass on to the common option handler.
5278 2008-02-19 Revital Eres <eres@il.ibm.com>
5280 * modulo-sched.c (sms_schedule): Change dump message when
5281 create_ddg function fails.
5282 (try_scheduling_node_in_cycle): Rename row to cycle.
5283 (print_partial_schedule): Rename CYCLE to ROW.
5285 2008-02-19 Christian Bruel <christian.bruel@st.com>
5286 Zdenek Dvorak <ook@ucw.cz>
5288 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
5290 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5293 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
5294 (*x86_movdicc_0_m1_se): Ditto.
5296 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5298 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
5299 (CMPtype): Define as __gcc_CMPtype.
5300 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
5301 (CMPtype): Define as __gcc_CMPtype.
5303 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
5305 Support valgrind 3.3 for --enable-checking=valgrind.
5306 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
5308 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
5309 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
5310 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
5311 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
5312 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
5313 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5314 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5316 * ggc-zone.c: Similar.
5317 * ggc-page.c: Similar.
5319 2008-02-19 Paul Brook <paul@codesourcery.com>
5322 * config/arm/ieee754-df.S: Fix do_it typo.
5323 * config/arm/ieee754-sf.S: Fix do_it typo.
5325 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5328 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5329 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5330 (OPTION_MASK_ISA_SSE_SET): Likewise.
5331 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5332 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5333 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5334 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5335 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5336 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5337 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5338 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5339 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5340 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5341 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5342 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5343 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5344 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5345 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5346 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5347 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5348 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5349 (OPTION_MASK_ISA_SSE4): Removed.
5350 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5351 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5352 (override_options): Don't turn on implied SSE/MMX bits in
5355 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5357 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5360 2008-02-18 Joey Ye <joey.ye@intel.com>
5363 * tree-nested.c (insert_field_into_struct): Set type alignment
5364 to field alignment if the former is less than the latter.
5366 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5368 * BASE-VER: Set to 4.4.0.
5370 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5372 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5373 * doc/cfg.texi: Likewise.
5374 * doc/extend.texi: Likewise.
5375 * doc/gty.texi: Likewise.
5376 * doc/invoke.texi: Likewise.
5377 * doc/loop.texi: Likewise.
5378 * doc/md.texi: Likewise.
5379 * doc/passes.texi: Likewise.
5380 * doc/rtl.texi: Likewise.
5381 * doc/sourcebuild.texi: Likewise.
5382 * doc/tm.texi: Likewise.
5383 * doc/tree-ssa.texi: Likewise.
5385 2008-02-17 Richard Guenther <rguenther@suse.de>
5388 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5389 without default definition.
5391 2008-02-17 Richard Guenther <rguenther@suse.de>
5393 PR tree-optimization/35231
5394 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5397 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5400 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5401 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5402 libgcc_cmp_return mode.
5404 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5407 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5409 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5411 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5414 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5416 * doc/c-tree.texi: Use `@.' where appropriate.
5417 * doc/extend.texi: Likewise.
5418 * doc/install.texi: Likewise.
5419 * doc/invoke.texi: Likewise.
5420 * doc/loop.texi: Likewise.
5421 * doc/makefile.texi: Likewise.
5422 * doc/md.texi: Likewise.
5423 * doc/passes.texi: Likewise.
5424 * doc/standards.texi: Likewise.
5425 * doc/tm.texi: Likewise.
5427 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5430 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5432 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5433 rather than in entry_bb.
5435 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5437 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5438 libgcc_cmp_return mode.
5440 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5443 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5444 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5446 2008-02-15 Richard Guenther <rguenther@suse.de>
5447 Zdenek Dvorak <ook@ucw.cz>
5449 PR tree-optimization/35164
5450 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5451 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5452 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5453 Only propagate addresses which do not have abnormal SSA_NAMEs
5456 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5459 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5461 2008-02-15 Jan Hubicka <jh@suse.cz>
5464 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5466 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5469 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5470 when calculating alignment_pad.
5472 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5474 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5475 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5476 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5477 and STACK_BOUNDARY define.
5479 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5481 PR preprocessor/35061
5482 * c-pragma.c (handle_pragma_pop_macro): Check that
5483 pushed_macro_table has been allocated.
5485 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5488 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5489 (force_gimple_operand): Likewise.
5490 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5491 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5492 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5493 (find_interesting_uses_address): Check addressability and alignment
5494 of the base expression only after substituting bases of IVs into it.
5496 2008-02-14 Michael Matz <matz@suse.de>
5499 * function.c (instantiate_virtual_regs_in_insn): Reload address
5500 before falling back to reloading the whole operand.
5502 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5504 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5505 before the first section switch note.
5507 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5509 * doc/bugreport.texi: Update copyright years.
5510 * doc/c-tree.texi: Likewise.
5511 * doc/cfg.texi: Likewise.
5512 * doc/cpp.texi: Likewise.
5513 * doc/cppinternals.texi: Likewise.
5514 * doc/fragments.texi: Likewise.
5515 * doc/frontends.texi: Likewise.
5516 * doc/gcc.texi: Likewise.
5517 * doc/gty.texi: Likewise.
5518 * doc/hostconfig.texi: Likewise.
5519 * doc/implement-c.texi: Likewise.
5520 * doc/libgcc.texi: Likewise.
5521 * doc/loop.texi: Likewise.
5522 * doc/makefile.texi: Likewise.
5523 * doc/options.texi: Likewise.
5524 * doc/passes.texi: Likewise.
5525 * doc/rtl.texi: Likewise.
5526 * doc/sourcebuild.texi: Likewise.
5527 * doc/standards.texi: Likewise.
5528 * doc/tree-ssa.texi: Likewise.
5529 * doc/trouble.texi: Likewise.
5531 * doc/extend.texi: Use @: or add comma where appropriate.
5532 * doc/invoke.texi: Likewise.
5533 * doc/tm.texi: Likewise.
5535 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5538 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
5541 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
5543 * doc/md.texi (clz, ctz): Add reference.
5544 * doc/rtl.texi (clz, ctz): Likewise.
5546 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5549 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
5552 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
5554 * config/s390/s390.c (struct constant_pool): New field
5555 emit_pool_after added.
5556 (s390_mainpool_start): Set the emit_pool_after flag according
5557 to the section switch notes.
5558 (s390_mainpool_finish): Consider emit_pool_after when emitting
5559 the literal pool at the end of the function.
5560 (s390_chunkify_start): Force literal pool splits at section
5563 2008-02-13 Michael Matz <matz@suse.de>
5566 * var-tracking.c (clobber_variable_part): Correctly traverse the
5569 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5572 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
5573 Add -fdump-ipa-inline.
5574 * tree-dump.c (dump_files): Remove tree-inlined dump.
5575 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
5577 2008-02-12 Richard Guenther <rguenther@suse.de>
5579 PR tree-optimization/35171
5580 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
5583 2008-02-12 Richard Guenther <rguenther@suse.de>
5586 * fold-const.c (fold_widened_comparison): Use get_unwidened in
5587 value-preserving mode. Disallow final truncation.
5589 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
5592 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
5593 code from here to...
5594 (force_gimple_operand): ...here.
5596 2008-02-12 Jakub Jelinek <jakub@redhat.com>
5599 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
5600 non-compatible pointers.
5601 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
5602 different FIELD_DECLs, try harder by comparing field offsets, sizes
5606 * function.c (match_asm_constraints_1): Don't replace the same input
5609 2008-02-12 Anatoly Sokolov <aesok@post.ru>
5611 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
5612 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
5613 (expand_epilogue): Restore RAMPZ register.
5614 * config/avr/avr.md (RAMPZ_ADDR): New constant.
5616 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
5618 * config/i386/cygwin.asm: (__alloca): Correct calling
5619 convention and alignment.
5620 (__chkstk): Force 8 byte stack alignment.
5622 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
5623 Richard Guenther <rguenther@suse.de>
5625 PR tree-optimization/33992
5626 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
5627 the zero we compare against.
5629 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
5632 * gthr-win32.h (__gthread_mutex_destroy_function): New function
5633 to CloseHandle after unlocking to prevent accumulation of handle
5636 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5639 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
5640 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
5641 and update LABEL_NUSES during and after reload.
5643 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
5646 * combine.c (simplify_if_then_else): Make sure the comparison is
5647 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
5649 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
5652 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
5653 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
5654 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
5655 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
5656 * tree.h (get_type_static_bounds): Likewise.
5658 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5660 * doc/invoke.texi (Option Summary, C++ Dialect Options)
5661 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5662 Make -Wfoo language annotations match what the compiler outputs.
5664 2008-02-08 Sa Liu <saliu@de.ibm.com>
5666 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
5667 intrinsics spu_convts, spu_convtu, spu_convtf.
5668 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
5670 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
5672 * doc/extend.texi (Function Attributes) <noinline>: Mention
5673 asm ("") as method to keep calls.
5675 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5678 * doc/options.texi (Options): Replace references to opts.sh with
5680 * opts-common.c: Likewise.
5681 * optc-gen.awk: Likewise.
5683 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
5685 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
5687 2008-02-07 Richard Henderson <rth@redhat.com>
5690 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
5691 EXPR_LIST for the REG_EQUAL instead of a comparison with a
5694 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
5696 PR tree-optimization/35085
5697 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
5698 for operand entry oe2 in addition to operand entry oe3 in order to
5699 expose more opportunities for vectorizer sum reduction.
5701 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5704 * Makefile.in (LIBS): Remove $(GMPLIBS).
5705 (cc1-dummy, cc1): Add $(GMPLIBS).
5707 2008-02-06 Jan Hubicka <jh@suse.cz>
5710 * i386.md (moddf_integer): Do not produce partial memory stalls for
5711 targets where it hurts.
5713 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
5716 * optabs.c (expand_float): Do not check for decimal modes when
5717 expanding unsigned integer through signed conversion.
5719 2008-02-06 Nick Clifton <nickc@redhat.com>
5721 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
5722 inside the clobber with a match_operand and duplicated operand
5723 number in the constraint.
5724 (ineqbranchsi): Delete redundant comment.
5726 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5728 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
5729 builtin_define ("__USE_INIT_FINI__").
5730 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
5732 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
5734 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5736 PR documentation/30330
5737 * doc/invoke.texi (C++ Dialect Options)
5738 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5739 For each warning option -Wfoo that allows -Wno-foo, ensure both
5740 -Wfoo and -Wno-foo are listed in the option index. Fix index
5741 entry of -Wswitch-default, index -Wnormalized= including the
5742 `=', and -Wlarger-than-@var{len} including @var{len}.
5744 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5746 * config/i386/i386.md (floatunssisf2): Use
5747 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
5748 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
5749 Macroize expander using MODEF mode iterator.
5751 2008-02-05 Diego Novillo <dnovillo@google.com>
5753 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
5756 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
5758 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5761 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
5763 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
5766 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
5767 to indicate if a message should be generated.
5768 (init_cumulative_args): Updated.
5769 (function_value_32): Likewise.
5771 2008-02-05 Joseph Myers <joseph@codesourcery.com>
5773 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
5775 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5778 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
5779 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
5781 2008-02-04 Diego Novillo <dnovillo@google.com>
5783 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
5786 * tree-vrp.c (vrp_evaluate_conditional): With
5787 -Wtype-limits, emit a warning when comparing against a
5788 constant outside the natural range of OP0's type.
5790 2008-02-04 Richard Guenther <rguenther@suse.de>
5793 * expr.c (count_type_elements): Give for unions instead of
5796 2008-02-04 Richard Guenther <rguenther@suse.de>
5799 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
5800 to TYPE_DOMAINs base type instead of using bitsizetype here.
5802 2008-02-03 Jason Merrill <jason@redhat.com>
5804 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
5806 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5809 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
5810 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
5811 (RS/6000 and PowerPC Options): Fix typos and markup.
5812 * doc/passes.texi (Tree-SSA passes): Likewise.
5814 2008-02-02 Michael Matz <matz@suse.de>
5817 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
5818 from record_last_reg_set_info.
5819 (record_last_reg_set_info): Take an RTX argument, iterate over all
5820 constituent hardregs.
5821 (record_last_set_info, record_opr_changes): Change calls to
5822 new signature or to record_last_reg_set_info_regno.
5824 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
5826 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
5828 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
5830 PR rtl-optimization/34773
5831 * reg-notes.def (EQUAL): Mention significance of combination of
5832 REG_EQUAL and REG_RETVAL.
5833 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
5834 insn that has a REG_RETVAL.
5836 2008-02-01 Roger Sayle <roger@eyesopen.com>
5839 * configure.ac (--enable-fixed-point): Disable unless explicitly
5841 * configure: Regenerate.
5843 2008-02-01 Richard Guenther <rguenther@suse.de>
5846 * invoke.texi (-finline-limit): Remove no longer true parts
5847 of the documentation. Note that there is no default value.
5849 2008-02-01 Andrew Pinski <pinskia@gmail.com>
5850 Mark Mitchell <mark@codesourcery.com>
5851 Ben Elliston <bje@au.ibm.com>
5854 * doc/extend.texi (Other Builtins): Document.
5856 2008-01-31 Tom Browder <tom.browder@gmail.com>
5858 * doc/c-tree.texi (Types): Fix grammar.
5859 (Expression trees): Ditto.
5860 * doc/passes.texi (Tree-SSA passes): Ditto.
5862 * doc/configterms.texi (Configure Terms): Fix typo.
5863 * doc/cpp.texi (Common Predefined Macros): Ditto.
5864 * doc/md.texi (Machine Constraints): Ditto.
5866 * doc/makefile.texi (Makefile): Add comma.
5868 2008-01-31 Tom Browder <tom.browder@gmail.com>
5869 Gerald Pfeifer <gerald@pfeifer.com>
5871 * doc/sourcebuild.texi (Front End): Remove references to CVS
5872 and CVSROOT/modules.
5873 (Texinfo Manuals): Replace reference to CVS by one to SVN.
5874 (Back End): Remove reference to CVS.
5876 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5879 * config/mips/mips.c (gen_load_const_gp): New function, taking a
5881 (mips16_gp_pseudo_reg): ...here.
5882 * config/mips/mips.md (load_const_gp): Replace with...
5883 (load_const_gp_<mode>): ...this :P-based insn.
5885 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5887 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
5888 options. Minor fixes.
5889 (-std): Move reference to standards closer to where language
5890 standards are first mentioned.
5892 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5894 PR rtl-optimization/34995
5895 * reload.c (alternative_allows_const_pool_ref): Take an rtx
5896 parameter and return a bool. If the rtx parameter is nonnull,
5897 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
5898 (find_reloads): Update call accordingly. Pass the new operand
5899 if it needed no address reloads, otherwise pass null.
5901 2008-01-30 Richard Henderson <rth@redhat.com>
5904 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
5905 for unbounded arrays.
5907 2008-01-30 Silvius Rus <rus@google.com>
5909 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
5911 2008-01-30 Jan Hubicka <jh@suse.cz>
5914 * i386.c (init_cumulative_args): Use real function declaration when
5917 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
5919 PR rtl-optimization/34998
5920 * global.c (build_insn_chain): Treat non-subreg_lowpart
5921 SUBREGs of pseudos as clobbering all the words covered by the
5922 SUBREG, not just all the bytes.
5923 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
5924 original df_ref rather than an extract parameter.
5925 (global_conflicts): Update call accordingly.
5927 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
5929 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
5930 the overflow check to make it easier to read.
5931 (__fixtfdi): Change the type of the ll member in union
5932 long_double to UDItype_x.
5934 2008-01-30 Jakub Jelinek <jakub@redhat.com>
5937 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
5938 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
5939 * tree-inline.c (fold_marked_statements): Call
5940 cgraph_update_edges_for_call_stmt if folding a call statement.
5941 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
5942 debug_generic_stmt calls, reset it back afterwards.
5945 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
5947 * c-typeck.c (build_external_ref): Don't pedwarn about
5948 static vars in current function's scope.
5950 2008-01-29 Joseph Myers <joseph@codesourcery.com>
5952 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
5954 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
5957 * ipa-struct-reorg.c: Fix spelling.
5958 * params.def: Ditto.
5960 2008-01-29 Richard Guenther <rguenther@suse.de>
5963 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5965 * tree-inline.c (remap_type): Increment remapping_type_depth
5966 around remapping types.
5967 (copy_body_r): Only add referenced variables if they are referenced
5968 from code, not types.
5970 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5981 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5982 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5984 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5987 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5988 pointer for tiny stack.
5990 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5992 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5994 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5996 * config/vx-common.h: Fix typo in comment.
5998 2008-01-28 Ian Lance Taylor <iant@google.com>
6002 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6003 coalesce pointers if they have different DECL_NO_TBAA_P values.
6004 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6005 between variables with different DECL_NO_TBAA_P values.
6007 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6010 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6011 are not legitimate small data references on SPE targets.
6013 2008-01-28 David Daney <ddaney@avtrex.com>
6015 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6017 2008-01-28 David Daney <ddaney@avtrex.com>
6019 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6021 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6023 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6024 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6025 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6026 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6027 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6028 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6029 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6030 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6032 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6034 * basic-block.h (condjump_equiv_p): Fix comment.
6036 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6038 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6039 print_generic_stmt_indented): Fix comment.
6041 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6043 * configure.ac (__stack_chk_fail): Add detecion for availability
6044 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6045 * configure: Regenerate.
6047 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6050 * final.c (output_addr_const): Handle TRUNCATE.
6052 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6055 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6056 (zero_cost, infinite_cost): New constants.
6057 (struct cost_pair): Change type of cost to comp_cost.
6058 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6059 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6061 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6062 split_address_cost, ptr_difference_cost, difference_cost,
6063 get_computation_cost_at, get_computation_cost,
6064 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6065 determine_use_iv_cost_condition, determine_use_iv_costs,
6066 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6067 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6068 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6069 Change type of cost to comp_cost.
6070 (determine_iv_cost): Increase cost of non-original ivs, instead
6071 of decreasing the cost of original ones.
6072 (get_address_cost): Indicate the complexity of the addressing mode
6074 (try_add_cand_for): Prefer using ivs not specific to some object.
6075 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6077 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6078 Janis Johnson <janis187@us.ibm.com>
6081 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6082 (TARGET_INSTANTIATE_DECLS): Likewise.
6083 * target.h (expand_to_rtl_hook): New target hook.
6084 (instantiate_decls): Likewise.
6085 * function.c (instantiate_decl): Make non-static. Rename to...
6086 (instantiate_decl_rtl): ... this.
6087 (instantiate_expr): Use instantiate_decl_rtl.
6088 (instantiate_decls_1): Likewise.
6089 (instantiate_decls): Likewise.
6090 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
6091 * function.h (instantiate_decl_rtl): Add prototype.
6092 * cfgexpand.c (target.h): New include.
6093 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
6094 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
6095 (TARGET_INSTANTIATE_DECLS): Likewise.
6096 (TARGET_INITIALIZER): New target hooks added.
6097 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6099 * config/rs6000/rs6000.c (tree-flow.h): New include.
6100 (machine_function): Add sdmode_stack_slot field.
6101 (rs6000_alloc_sdmode_stack_slot): New function.
6102 (rs6000_instantiate_decls): Likewise.
6103 (rs6000_secondary_memory_needed_rtx): Likewise.
6104 (rs6000_check_sdmode): Likewise.
6105 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
6106 (TARGET_INSTANTIATE_DECLS): Likewise.
6107 (rs6000_hard_regno_mode_ok): Allow SDmode.
6108 (num_insns_constant): Likewise. Handle _Decimal32 constants.
6109 (rs6000_emit_move): Handle SDmode.
6110 (function_arg_advance): Likewise.
6111 (function_arg): Likewise.
6112 (rs6000_gimplify_va_arg): Likewise. Add special handling of
6113 SDmode var args for 32-bit compiles.
6114 (rs6000_secondary_reload_class): Handle SDmode.
6115 (rs6000_output_function_epilogue): Likewise.
6116 (rs6000_function_value): Simplify if statement.
6117 (rs6000_libcall_value): Likewise.
6118 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
6119 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
6120 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
6121 (movsd_hardfloat): New define_insn.
6122 (movsd_softfloat): Likewise.
6123 (movsd_store): Likewise.
6124 (movsd_load): Likewise.
6125 (extendsddd2): Likewise.
6126 (extendsdtd2): Likewise.
6127 (truncddsd2): Likewise.
6128 (movdd_hardfloat64): Fixup comment.
6129 (UNSPEC_MOVSD_LOAD): New constant.
6130 (UNSPEC_MOVSD_STORE): Likewise.
6132 2008-01-26 Jakub Jelinek <jakub@redhat.com>
6135 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
6137 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
6138 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
6139 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
6142 2008-01-26 David Edelsohn <edelsohn@gnu.org>
6145 * config.gcc: Separate AIX 5.3 from AIX 6.1.
6146 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6147 __LONGDOUBLE128 too.
6148 * config/rs6000/aix61.h: New file.
6150 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6152 PR rtl-optimization/34959
6153 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
6154 popcount and parity rtxes the same mode as their operand.
6155 Truncate or extend the result to the return value's mode
6158 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6161 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
6162 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
6163 to GOT_VERSION_REGNUM.
6164 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
6165 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
6166 * config/mips/mips.c (mips_emit_call_insn): New function.
6167 (mips_call_tls_get_addr): Call mips_expand_call directly.
6168 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
6170 (mips16_build_call_stub): Likewise. Return the call insn or null.
6171 (mips_expand_call): Update the call to mips16_build_call_stub
6172 accordingly and a remove redundant condition. Assert that MIPS16
6173 stubs do not use lazy binding. Use mips_emit_call_insn and return
6175 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
6177 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
6178 (mips_avoid_hazard): Remove hazard_set handling.
6179 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
6180 (UNSPEC_RESTORE_GP): ...this.
6181 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
6182 (FAKE_CALL_REGNO): Rename to...
6183 (GOT_VERSION_REGNUM): ...this.
6184 (type): Add "ghost" value. Add an associated insn reservation.
6185 (hazard_set): Remove.
6186 (exception_receiver): Rename to...
6187 (restore_gp): ...this and update the unspec identifier accordingly.
6188 (exception_receiver, nonlocal_got_receiver): New expanders.
6189 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
6190 FAKE_CALL_REGNO. Remove hazard_set attribute.
6191 (set_got_version, update_got_version): New patterns.
6193 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
6196 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
6198 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6201 * doc/install.texi2html: Generate gcc-vers.texi.
6203 2008-01-25 DJ Delorie <dj@redhat.com>
6205 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6207 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6209 * config/c4x: Remove directory.
6210 * config.gcc (crx-*, mt-*): Mark obsolete.
6211 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
6212 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
6213 sh-*-rtemscoff*): Remove cases.
6214 * defaults.h (C4X_FLOAT_FORMAT): Remove.
6215 * real.c (encode_c4x_single, decode_c4x_single,
6216 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
6217 c4x_extended_format): Remove.
6218 * real.h (c4x_single_format, c4x_extended_format): Remove.
6219 * doc/extend.texi (interrupt, naked): Remove mention of attributes
6221 (Pragmas): Remove comment about c4x pragmas.
6222 * doc/install.texi (c4x): Remove target-specific instructions.
6223 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
6224 * doc/md.texi (Machine Constraints): Remove C4x documentation.
6225 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
6226 refer to C4x source files as examples.
6227 (C4X_FLOAT_FORMAT): Remove documentation.
6229 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
6231 * config/bfin/bfin.c (override_options): Reorder tests so that
6232 flag_pic gets enabled for -msep-data.
6234 2008-01-25 Richard Guenther <rguenther@suse.de>
6237 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
6238 to its bitfield precision if required.
6240 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6243 * tree-nested.c (walk_omp_for): New function.
6244 (convert_nonlocal_reference, convert_local_reference): Call
6245 walk_omp_for on OMP_FOR.
6246 (convert_call_expr): Call walk_body on OMP_FOR's
6247 OMP_FOR_PRE_INIT_BODY.
6249 2008-01-25 Richard Guenther <rguenther@suse.de>
6251 PR tree-optimization/34966
6252 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
6253 default defs and PHI_NODEs we have to insert after the
6256 2008-01-24 Nick Clifton <nickc@redhat.com>
6258 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
6259 Provide a default definition.
6260 (LIBGCC2_UNITS_PER_WORD): Likewise.
6262 * config/stormy16/stormy16.c: Include df.h for the prototype
6263 for df_regs_ever_live_p.
6264 (xstormy16_expand_builtin_va_start): Convert the stack offset
6265 into a component_ref and then use POINTER_PLUS_EXPR to add it
6266 to the incoming_virtual_args_rtx.
6267 (xstormy16_gimplify_va_arg_expr): Rename to
6268 xstormy16_gimplify_va_arg_expr.
6269 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
6270 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
6271 xstormy16_gimplify_va_arg_expr.
6272 Fix up some formatting issues.
6274 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
6275 Move to predicates.md.
6276 (xs_hi_general_operand): Likewise.
6277 (xs_hi_nonmemory_operand): Likewise.
6278 * config/stormy16/predicates.md:
6279 (xstormy16_carry_plus_operand): New predicate.
6280 (xs_hi_general_operand): New predicate.
6281 (xs_hi_nonmemory_operand): New predicate.
6282 * config/stormy16/stormy16-protos.h:
6283 (xstormy16_carry_plus_operand): Delete prototype.
6284 (xs_hi_general_operand): Likewise.
6285 (xs_hi_nonmemory_operand): Likewise.
6287 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
6288 modifiers as they are no longer needed and they can trigger
6289 reload spill failures.
6291 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
6292 with a match_operand in order to help reload.
6294 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
6295 constraint with 'e' for the 8th alternative as this version of
6296 the mov.w instruction only accepts the lower 8 registers.
6298 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
6301 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
6302 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
6305 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6308 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
6310 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6312 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6314 (remove_structure): Update allocations list before removing structure.
6316 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6318 * ipa-struct-reorg.c (is_safe_cond_expr,
6319 create_new_stmts_for_cond_expr): Use integer_zerop function,
6320 that recognize not only zero-pointer, but zero-integer too.
6322 2008-01-25 Ben Elliston <bje@au.ibm.com>
6325 * fixproto: Escape "." in sed expression that strips leading "./".
6327 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6330 * gcc.c (SWITCH_OK): Removed.
6331 (SWITCH_LIVE): Changed to bit.
6332 (SWITCH_FALSE): Likewise.
6333 (SWITCH_IGNORE): Likewise.
6334 (switchstr): Change live_cond to unsigned int.
6335 (process_command): Replace SWITCH_OK with 0.
6336 (do_self_spec): Likewise.
6337 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6338 (give_switch): Likewise.
6339 (used_arg): Likewise.
6340 (do_spec_1): Set the SWITCH_IGNORE bit.
6341 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6342 bits. Set the SWITCH_LIVE bit.
6344 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6346 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6348 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6350 PR tree-optimization/34472
6351 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6352 parameter to a "bool *" and set *DATA to false if there is
6353 an unsafe access. Do not delete the structure here.
6354 (check_cond_exprs): Delete it here instead.
6355 (check_cond_exprs, exclude_cold_structs): Do not increase
6356 I when removing a structure.
6358 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6361 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6362 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6364 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6367 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6368 a fixed vector for stack.
6370 2008-01-24 Ben Elliston <bje@au.ibm.com>
6373 * doc/gcc.texi (Software development): Add a direntry for g++.
6375 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6377 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6378 stale and straggling -fforce-addr comments above.
6380 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6382 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6383 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6385 2008-01-23 Michael Matz <matz@suse.de>
6388 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6391 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6393 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6396 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6398 * config/avr/avr.c (avr_current_arch): New variable.
6399 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6400 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6401 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6402 (avr_override_options): Init 'avr_current_arch'.
6403 (base_arch_s): Move from here...
6404 * config/avr/avr.h (base_arch_s): ... here. Add new members
6405 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6406 'mega' to 'have_jmp_call'.
6407 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6408 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6410 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6412 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6413 MULTILIB_MATCHES): (Ditto.).
6415 2008-01-23 Richard Guenther <rguenther@suse.de>
6418 * cgraphunit.c (cgraph_reset_node): Always mark the node
6419 not reachable if it is not queued already.
6421 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6423 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6424 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6425 (cputype_selected): New static variable.
6426 (bfin_handle_option): Set it if -mcpu is used.
6427 (override_option): Select default set of workarounds if no cpu type
6428 selected on the command line.
6429 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6431 From Michael Frysinger <michael.frysinger@analog.com>
6432 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6433 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6435 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6436 for bf547, bf523, bf524, and bf526.
6437 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6439 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6440 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6441 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6442 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6443 * doc/invoke.texi (Blackfin Options): Document that
6444 -mcpu now accept bf547, bf523, bf524, and bf526.
6446 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6448 PR rtl-optimization/34628
6449 * combine.c (try_combine): Stop and undo after the first combination
6450 if an autoincrement side-effect on the first insn has effectively
6453 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6456 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6457 Offset addresses are not valid for Altivec or paired float modes.
6459 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6462 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6463 if DECL_INITIAL (decl) is error_mark_node.
6466 * c-common.c (handle_vector_size_attribute): Only allow
6467 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6468 the same way as pointer, array etc. types.
6469 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6472 * tree.c (build_type_attribute_qual_variant): Call
6473 build_qualified_type if attributes are equal, but quals are not.
6475 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6478 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6479 * flags.h (warn_strict_aliasing): Remove.
6480 (warn_strict_overflow): Remove.
6481 * opts.c (warn_strict_aliasing): Remove.
6482 (warn_strict_overflow): Remove.
6483 * c-opts.c (c_common_handle_option): -Wall only sets
6484 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6485 (c_common_post_options): Give default values to -Wstrict-aliasing
6486 and -Wstrict-overflow if they are uninitialized.
6487 * common.opt (Wstrict-aliasing): Specify Var and Init.
6488 (Wstrict-overflow): Likewise.
6490 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6492 PR rtl-optimization/26854
6493 PR rtl-optimization/34400
6494 PR rtl-optimization/34884
6495 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6497 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6498 (df_rd_bb_info.expanded_lr_out): Deleted
6499 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6500 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6501 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6502 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6503 Removed code to allocate, initialize or free expanded_lr_out.
6504 (df_rd_bb_local_compute_process_def): Restructured to make more
6506 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6507 sets if the sets are being trimmed.
6509 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6512 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6513 (as_vers): Likewise.
6514 * configure: Regenerated.
6516 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6519 * tree-pass.h (pass_build_alias): New pass.
6520 * tree-ssa-alias.c (gate_build_alias): New.
6521 (pass_build_alias): New.
6522 * passes.c (init_optimization_passes): Add pass_build_alias after
6523 pass_create_structure_vars.
6525 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6527 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6528 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6529 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6530 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6531 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6532 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6533 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6534 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6535 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6536 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6537 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6538 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6539 * config/s390/s390.md (FP_ALL): New mode iterator.
6540 (_d): New mode attribute.
6541 ("*signbit<mode>2>"): Changed mode of first operand.
6542 ("isinf<mode>2"): Changed mode of first operand.
6543 ("*TDC_insn"): Adaptation for DFP modes.
6545 2008-01-22 Ben Elliston <bje@au.ibm.com>
6547 * tree.c (check_qualified_type): Improve function description.
6549 2008-01-21 Jason Merrill <jason@redhat.com>
6552 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
6553 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
6556 2008-01-21 DJ Delorie <dj@redhat.com>
6558 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
6561 2008-01-21 Richard Guenther <rguenther@suse.de>
6564 * tree-cfg.c (verify_expr): Allow all invariant expressions
6565 instead of just constant class ones as reference argument.
6566 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
6567 like any other constant.
6568 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6570 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
6572 * regmove.c (fixup_match_1): Update call crossed frequencies.
6574 2008-01-21 Richard Guenther <rguenther@suse.de>
6577 * tree-inline.c (setup_one_parameter): Deal with mismatched
6578 types using a VIEW_CONVERT_EXPR.
6580 2008-01-21 Alon Dayan <alond@il.ibm.com>
6581 Olga Golovanevsky <olga@il.ibm.com>
6583 PR tree-optimization/34701
6584 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
6585 when the structure size is not a power of 2.
6587 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
6589 * doc/install.texi: Add doc for --enable-checking=df.
6591 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
6593 PR rtl-optimization/34808
6594 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
6596 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6598 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
6601 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6603 PR rtl-optimization/26854
6604 PR rtl-optimization/34400
6605 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
6607 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
6608 (df_rd_bb_info.expanded_lr_out): New.
6609 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
6610 * loop_iv.c (iv_analysis_loop_init): Ditto.
6611 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6612 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6613 Added code to allocate, initialize or free expanded_lr_out.
6614 (df_rd_bb_local_compute_process_def): Restructured to make
6615 more understandable.
6616 (df_rd_confluence_n): Add code to do nothing with fake edges and
6617 code to no apply invalidate_by_call sets if the sets are being trimmed.
6618 (df_lr_local_finalize): Renamed to df_lr_finalize.
6619 (df_live_local_finalize): Renamed to df_live_finalize.
6621 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6624 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
6625 deciding whether to use reciprocal instructions.
6627 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
6629 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
6630 dwarf2out_note_section_used if cold_text_section is NULL.
6632 2008-01-19 Jakub Jelinek <jakub@redhat.com>
6634 PR gcov-profile/34610
6635 * tree-cfg.c (make_edges): Mark both outgoing edges from
6636 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
6637 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
6638 from OMP_FOR and OMP_CONTINUE outgoing edges.
6640 * tree-profile.c (tree_profiling): Return early if
6641 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
6643 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
6644 from cfun to child_cfun.
6645 * function.h (struct function): Add after_tree_profile bit.
6647 2008-01-19 Anatoly Sokolov <aesok@post.ru>
6649 * config/avr/avr.S (_exit): Disable interrupt.
6651 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6652 Steven Bosscher <stevenb.gcc@gmail.com>
6654 PR rtl-optimization/26854
6655 PR rtl-optimization/34400
6656 * df-problems.c (df_live_scratch): New scratch bitmap.
6657 (df_live_alloc): Allocate df_live_scratch when doing df_live.
6658 (df_live_reset): Clear the proper bitmaps.
6659 (df_live_bb_local_compute): Only process the artificial defs once
6660 since the order is not important.
6661 (df_live_init): Init the df_live sets only with the variables
6662 found live by df_lr.
6663 (df_live_transfer_function): Use the df_lr sets to prune the
6664 df_live sets as they are being computed.
6665 (df_live_free): Free df_live_scratch.
6667 2008-01-18 Ian Lance Taylor <iant@google.com>
6669 * common.opt: Add fmerge-debug-strings.
6670 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
6671 flag_merge_debug_strings rather than flag_merge_constants.
6672 * doc/invoke.texi (Option Summary): Mention
6673 -fmerge-debug-strings.
6674 (Debugging Options): Document -fmerge-debug-strings.
6676 2008-01-18 Ian Lance Taylor <iant@google.com>
6679 * tree.h (DECL_IS_OPERATOR_NEW): Define.
6680 (struct tree_function_decl): Add new field operator_new_flag.
6681 * tree-inline.c (expand_call_inline): When inlining a call to
6682 operator new, force the return value to go into a variable, and
6683 set DECL_NO_TBAA_P on that variable.
6684 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
6686 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
6689 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
6690 DWARF2_DEBUGGING_INFO.
6691 (dwarf2out_note_section_used): Ditto. Add prototype.
6692 (have_multiple_function_sections, text_section_used,
6693 cold_text_section_used, *cold_text_sections): Move declarations
6696 2008-01-17 Bob Wilson <bob.wilson@acm.org>
6698 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
6699 field and add signal_ra.
6700 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
6701 assignments to frame state pc. Move end of stack check after
6702 MD_FALLBACK_FRAME_STATE_FOR.
6703 (uw_update_context_1): Use frame state signal_regs if set, instead
6704 of checking signal_frame flag.
6705 (uw_update_context): Use frame state signal_ra if set.
6706 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
6707 * config/xtensa/linux-unwind.h: New file.
6709 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
6711 * modulo-sched.c (get_sched_window): Fix comment typo.
6713 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
6715 PR tree-optimization/34648
6716 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
6718 2008-01-17 Anatoly Sokolov <aesok@post.ru>
6720 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
6721 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
6723 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
6725 PR rtl-optimization/34400
6726 * df-core.c (df_worklist_dataflow_overeager,
6727 df_worklist_dataflow_doublequeue): New functions.
6728 (df_worklist_dataflow): Two different worklist solvers.
6729 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
6732 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6735 * doc/invoke.texi: Document the dependence on pthread for fopenmp
6736 and ftree-parallelize-loops.
6738 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
6740 PR rtl-optimization/34826
6741 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
6743 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
6745 * global.c (find_reg): Mark the eh regs as used if necessary.
6746 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
6747 * ra.h (struct allocno): no_eh_reg field added. Changed
6748 no_stack_reg type to bitfield.
6750 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
6752 * tree.c (substitute_in_expr): Add missing 'break'.
6754 2008-01-17 Richard Guenther <rguenther@suse.de>
6756 PR tree-optimization/34825
6757 * tree-ssa-math-opts.c (is_division_by): Do not recognize
6758 x / x as division to handle.
6760 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6762 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
6763 "-pthread" is specified.
6764 * pa-hpux11.h (LIB_SPEC): Likewise.
6766 2008-01-16 Janis Johnson <janis187@us.ibm.com>
6767 Peter Bergner <bergner@vnet.ibm.com>
6769 PR rtl-optimization/33796
6770 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
6772 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6774 PR libgfortran/34699
6775 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
6777 * pa-hpux10.h (LINK_SPEC): Likewise.
6778 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
6780 2008-01-16 Richard Guenther <rguenther@suse.de>
6783 * fold-const.c (fold_convert_const_int_from_int): Do not
6784 set overflow if that occured only because of a sign extension
6785 change when converting from/to a sizetype with the same
6786 precision and signedness.
6788 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6791 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
6792 location address to the correct place. Update copyright year.
6794 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6796 * lambda-code.c (lambda_transform_legal_p): Handle the case of
6797 no dependences in the dependence_relations vector.
6799 2008-01-16 Jan Hubicka <jh@suse.cz>
6801 PR rtl-optimization/31396
6802 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
6803 * cfg.c (dump_reg_info): Print it.
6804 * regs.h (struct reg_info_t): add freq_calls_crossed.
6805 (REG_FREQ_CALLS_CROSSED): New macro.
6806 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
6807 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
6808 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
6809 regmove_optimize): Update call crossed frequencies.
6810 * local-alloc.c (struct qty): Add freq_calls_crossed.
6811 (alloc_qty): Copute freq_calls_crossed.
6812 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
6813 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
6814 * ra.h (struct allocno): Add freq_calls_crossed.
6816 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6818 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
6819 libgomp when compiling with ftree-parallelize-loops.
6820 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
6822 2008-01-16 Richard Guenther <rguenther@suse.de>
6824 PR tree-optimization/34769
6825 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
6826 * tree.c (int_cst_value): Instead make this function more
6827 permissive in what it accepts as valid input. Document this
6828 function always sign-extends the value.
6830 2008-01-16 Jakub Jelinek <jakub@redhat.com>
6831 Richard Guenther <rguenther@suse.de>
6834 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
6835 (gimple_fold_indirect_ref_rhs): ... this.
6836 (gimple_fold_indirect_ref): New function with foldings
6837 that preserve lvalueness.
6838 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
6839 * tree-flow.h (gimple_fold_indirect_ref): Declare.
6840 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
6841 to fold an INDIRECT_REF, fall back to the old use of
6842 fold_indirect_ref_1.
6844 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6846 * tree-data-ref.c (subscript_dependence_tester_1): Call
6847 free_conflict_function.
6848 (compute_self_dependence): Same.
6850 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6853 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
6854 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
6856 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
6857 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
6858 for DWARF2_UNWIND_INFO targets.
6860 2008-01-16 Richard Guenther <rguenther@suse.de>
6863 * c-typeck.c (common_pointer_type): Do not merge inconsistent
6864 type qualifiers for function types.
6866 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
6868 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
6869 loop_iterator li from previous commit.
6871 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
6873 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
6875 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6877 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
6878 (parallelize_loops): Don't parallelize irreducible components.
6880 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6883 * c-opts (c_common_post_options): Do not enable CPP
6884 flag_pedantic_errors by default.
6886 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
6888 PR rtl-optimization/31944
6889 * cse.c (remove_pseudo_from_table): New function.
6890 (merge_equiv_classes): Use above function to remove pseudo-registers.
6891 (invalidate): Likewise.
6893 2008-01-13 Richard Guenther <rguenther@suse.de>
6896 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
6897 instead of TYPE_MODE to deal with calls from expand_one_error_var.
6899 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
6901 * gcse.c (cprop_jump): Call validate_unshare_change instead of
6902 validate_change to unshare the source of the PC set.
6904 2008-01-12 Jan Hubicka <jh@suse.cz>
6907 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
6908 references above array bounds. This might trigger bounds checks for
6911 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6913 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
6914 new_replaceable_dependencies.
6916 2008-01-12 Doug Kwan <dougkwan@google.com>
6918 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
6919 instead of OPT_Wreturn_type in warning due to ignored return type
6921 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
6922 options included in -Wextra.
6923 * c.opt: New option -Wignored_qualifiers.
6924 * doc/invoke.texi (Warning Options, -Wextra): Add new option
6925 -Wignore_qualifiers.
6926 (-Wignored-qualifiers): Document.
6927 (-Wreturn-type): Remove description of functionality now handled
6928 by -Wignored-qualifiers.
6930 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
6933 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
6934 NOP_EXPR if it is between integral types with the same precision.
6936 2008-01-12 Jan Hubicka <jh@suse.cz>
6939 * invoke.texi (max-inline-recursive-depth): Fix default value.
6941 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
6943 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
6946 2008-01-11 Bob Wilson <bob.wilson@acm.org>
6948 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
6950 2008-01-11 James E. Wilson <wilson@specifix.com>
6953 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
6955 2008-01-11 Anatoly Sokolov <aesok@post.ru>
6957 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
6958 save/restore frame pointer register and don't use 'call-prologues'
6959 optimization in function with "OS_task" attribute.
6961 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6964 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6965 when copying to memory.
6967 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6969 PR rtl-optimization/30905
6970 * cfgcleanup.c: Include dce.h
6971 (crossjumps_occured): New global variable.
6972 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6973 If something changed, set crossjumps_occured to true.
6974 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6975 Don't add/remove fake edges to exit here...
6976 (cleanup_cfg): ...but do it here, when crossjumping.
6977 Run a fast DCE when successful crossjumps occured in the latest
6978 iteration of try_optimize_cfg.
6980 2008-01-11 Richard Guenther <rguenther@suse.de>
6982 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6983 (struct vn_unary_op_s): Likewise.
6984 (vn_reference_insert): Free old reference on hash collision.
6986 2008-01-10 Raksit Ashok <raksit@google.com>
6988 PR rtl-optimization/27971
6989 * combine.c (find_split_point): Split PLUS expressions which are
6990 inside a MEM rtx, and whose first operand is complex.
6992 2008-01-10 DJ Delorie <dj@redhat.com>
6994 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6995 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6996 (m32c_hard_regno_ok): Call the underlying function.
6998 2008-01-10 Richard Guenther <rguenther@suse.de>
7001 * tree-cfg.c (tree_merge_blocks): Do not go through the
7002 full-blown folding and stmt updating path if we just deal
7003 with virtual operands.
7004 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7005 test for abnormal SSA_NAMEs.
7007 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7010 * reload.c (push_reload): Add assertions. All constants from
7011 reg_equiv_constant should have been used for replacing the respective
7013 (find_reloads_address): Invoke find_reloads_address_part for
7014 constant taken from the reg_equiv_constant array.
7016 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7018 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7019 field (valnum) the first in the struct. Replace bools with
7022 2008-01-10 Richard Guenther <rguenther@suse.de>
7024 PR tree-optimization/34651
7025 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7026 types and ordering for masking and converting.
7028 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7030 PR tree-optimization/34017
7031 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7032 also for PHI_NODE expressions.
7034 2008-01-09 Jan Hubicka <jh@suse.cz>
7036 PR tree-optimization/34708
7037 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7038 based on number of case labels.
7039 (init_inline_once): Remove switch_cost.
7040 * tree-inline.h (eni_weights_d): Remove switch_cost.
7042 2008-01-09 Richard Guenther <rguenther@suse.de>
7043 Andrew Pinski <andrew_pinski@playstation.sony.com>
7046 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7047 temporary if an rvalue is ok or an lvalue is not required.
7049 2008-01-09 Richard Guenther <rguenther@suse.de>
7052 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7055 2008-01-09 Richard Guenther <rguenther@suse.de>
7058 * tree.c (host_integerp): Check for sizetype only if the
7059 type is an integer type.
7061 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7064 * opts.c (decode_options): Disable inlining of functions called
7065 once if not in unit-at-a-time mode.
7067 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7069 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7071 2008-01-08 Richard Guenther <rguenther@suse.de>
7074 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7075 out early if the result will be unused.
7077 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7082 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7083 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7086 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
7088 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
7089 for vectorization tuned.
7091 2008-01-08 Richard Guenther <rguenther@suse.de>
7093 PR tree-optimization/34683
7094 * tree-ssa-operands.c (operand_build_cmp): Export.
7095 * tree-ssa-operands.h (operand_build_cmp): Declare.
7096 * tree-vn.c (vuses_compare): Remove.
7097 (sort_vuses): Use operand_build_cmp.
7098 (sort_vuses_heap): Likewise.
7099 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
7100 to re-use old VEC if available. Do not sort already sorted VUSEs.
7101 (vdefs_to_vec): Do not sort already sorted VDEFs.
7103 2008-01-08 Jakub Jelinek <jakub@redhat.com>
7106 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
7108 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7111 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
7112 limitations of reciprocal sequences on x86 targets.
7114 2008-01-08 Richard Guenther <rguenther@suse.de>
7116 PR tree-optimization/34683
7117 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
7119 2008-01-07 Jakub Jelinek <jakub@redhat.com>
7122 * config/darwin.c (darwin_mergeable_string_section): Don't use
7123 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
7125 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
7128 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
7129 negxf2. Macroize expander using X87MODEF mode iterator. Change
7130 predicates of op0 and op1 to register_operand.
7131 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
7132 expander using X87MODEF mode iterator. Change predicates of
7133 op0 and op1 to register_operand.
7134 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
7135 corresponding patterns and macroize using MODEF macro. Change
7136 predicates of op0 and op1 to register_operand and remove
7137 "m" constraint. Disparage "r" alternative with "!".
7138 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
7139 macroize using X87MODEF macro. Change predicates of op0 and op1
7140 to register_operand and remove "m" constraint. Disparage "r"
7141 alternative with "!".
7142 (absneg splitter with memory operands): Remove.
7143 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
7144 patterns and macroize using X87MODEF mode iterator.
7145 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
7146 Change predicate of op1 to register_operand.
7147 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
7148 for memory operands.
7150 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
7152 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
7154 2008-01-07 Richard Guenther <rguenther@suse.de>
7156 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
7159 2008-01-07 Richard Guenther <rguenther@suse.de>
7161 PR tree-optimization/34683
7162 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
7163 VOPs of the needed size to save memory. Use VEC_quick_push
7164 to save compile-time.
7165 (vdefs_to_vec): Likewise.
7167 2008-01-07 Sa Liu <saliu@de.ibm.com>
7169 * config/spu/spu.md (divdf3): Genetate inline code for double
7170 division. The implementation doesn't handle INF or NAN, therefore it
7171 only applies when -ffinite-math-only is given.
7173 2008-01-06 Paolo Carlini <pcarlini@suse.de>
7176 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
7177 * doc/cpp.texi ([Common Predefined Macros]): Document.
7179 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
7181 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
7182 order to use commutative addition instead of subtraction.
7184 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7185 Mircea Namolaru <namolaru@il.ibm.com>
7186 Vladimir Yanovsky <yanov@il.ibm.com>
7187 Revital Eres <eres@il.ibm.com>
7189 PR tree-optimization/34263
7190 * tree-outof-ssa.c (process_single_block_loop_latch,
7191 contains_tree_r): New functions.
7192 (analyze_edges_for_bb): Call process_single_block_loop_latch
7193 function to empty single-basic-block latch block if possible.
7195 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7197 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7199 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
7201 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7203 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
7205 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7207 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
7209 2008-01-05 Jakub Jelinek <jakub@redhat.com>
7211 PR tree-optimization/34618
7212 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
7215 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7218 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
7219 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
7220 Update copyright year.
7222 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
7223 Update copyright year.
7224 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
7227 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
7229 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
7230 edge does not point to current bb before changing need_assert.
7232 2008-01-04 Richard Guenther <rguenther@suse.de>
7235 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
7236 for verifying purposes if they are is_gimple_min_invariant.
7238 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
7240 PR tree-optimization/34448
7241 PR tree-optimization/34465
7242 * gimplify.c (gimplify_init_constructor): Add new parameter
7243 notify_temp_creation. Use it.
7244 (gimplify_modify_expr_rhs): Take volatiles into account when
7245 optimizing constructors.
7246 Do not optimize constructors if gimplify_init_constructor will dump to
7248 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
7249 * gcc.c-torture/compile/pr34448.c: New.
7251 2008-01-04 Jakub Jelinek <jakub@redhat.com>
7253 PR gcov-profile/34609
7254 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
7255 return_slot if result is TREE_ADDRESSABLE.
7257 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
7259 * config/mips/mips.md (sqrt_condition): Tweak comment.
7260 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
7262 2008-01-03 Tom Tromey <tromey@redhat.com>
7265 * c-common.c (c_type_hash): Handle VLAs.
7267 2008-01-03 Jan Hubicka <jh@suse.cz>
7269 PR tree-optimization/31081
7270 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
7271 0 when inlining and not inlining to first basic block.
7272 (remap_decl): When var is initialized to 0, don't set default_def.
7273 (expand_call_inline): Set entry_bb.
7274 * tree-inline.h (copy_body_data): Add entry_bb.
7276 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7279 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
7282 PR tree-optimization/29484
7283 * tree-inline.c (inline_forbidden_p_2): New function.
7284 (inline_forbidden_p): Disallow inlining if some static var
7285 has an address of a local LABEL_DECL in its initializer.
7286 * doc/extend.texi (Labels as Values): Document &&foo behaviour
7289 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
7291 PR tree-optimization/34635
7292 * tree-data-ref.c (add_other_self_distances): Make sure that the
7293 evolution step is constant.
7295 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7298 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
7300 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
7302 * tree-sra.c (scalarize_init): Insert the generate_element_init
7303 statements after the generate_element_zero statements.
7305 2008-01-02 Richard Guenther <rguenther@suse.de>
7309 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
7310 for very large number of operands instead of ICEing.
7312 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7315 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7316 while stack probing.
7318 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7320 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7323 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7326 * tree-mudflap.c (mx_register_decls): Guard warning by
7327 !DECL_ARTIFICIAL check.
7329 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7331 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7332 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7333 sse5_perm<mode>): Fix constraints.