1 2008-04-30 Martin Jambor <mjambor@suse.cz>
3 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
4 instead of setting number of formal parameters to zero.
5 (ipcp_init_stage): Do not set the number of actual parameters to zero
7 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
8 which are called with variable number of arguments.
9 (ipcp_insert_stage): Explicitely skipping all nodes which are
10 called with variable number of arguments.
11 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14 * ipa-prop.h (struct ipa_node_params): Added flag
15 called_with_var_arguments
16 (ipa_set_param_count): Added. Changed sole setter to use it.
17 (ipa_get_param_count): Added. All readers of param_count
18 converted to use it instead.
19 (ipa_set_called_with_variable_arg): Added.
20 (ipa_is_called_with_var_arguments): Added.
21 (ipa_get_ith_param): Added. All readers of param_decls converted
23 (ipa_set_cs_argument_count): Added, sole writer to argument_count
25 (ipa_get_cs_argument_count): Added, all readers of argument_count
27 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
30 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
31 (struct ipcp_lattice): Renamed cval_type to type
32 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
34 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
35 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
36 (ipcp_insert_stage): Changed the type of variable cvalue to tree
37 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
38 (build_const_val): Changed the type of parameter cvalue to tree
39 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
40 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
42 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
45 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
46 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
47 (ipa_add_method): Renamed to ipa_push_func_to_list
48 (ipa_remove_method): Renamed to ipa_pop_func_from_list
49 (ipa_callsite_param_count): Removed.
50 (ipa_callsite_param_count_set): Removed.
51 (ipa_callsite_param): Removed.
52 (ipa_callsite_callee): Removed.
53 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
54 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
55 (ipa_method_formal_count): Removed.
56 (ipa_method_formal_count_set): Removed.
57 (ipa_method_get_tree): Removed.
58 (ipa_method_tree_map_create): Removed.
59 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
60 (ipa_create_param_decls_array): Creates the array itself
61 (ipa_create_param_decls_array): Temporary variable info instead of
63 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
64 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
66 (ipa_jf_get_info_type): Removed.
67 (ipa_node_create): Renamed to ipa_create_node_params
68 (ipa_free): Renamed to ipa_free_all_node_params
69 (ipa_nodes_create): Renamed to ipa_create_all_node_params
70 (ipa_edges_create): Renamed to ipa_create_all_edge_args
71 (ipa_edges_free): Renamed to ipa_free_all_edge_args
72 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
73 (ipa_free_all_node_params): Deallocation to jump_functions moved to
74 ipa_free_all_edge_args
75 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
76 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
77 (ipa_create_methodlist_node): Removed.
78 (ipa_methodlist_method): Removed.
79 (ipa_methodlist_method_set): Removed.
80 (ipa_methodlist_next_method): Removed.
81 (ipa_methodlist_next_method_set): Removed.
82 (ipa_method_is_modified): Removed.
83 (ipa_method_modify_create): Removed.
84 (ipa_method_modify_init): Temporary variable info instead of a few
86 (ipa_detect_param_modifications): Temporary variable info instead of
88 (ipa_compute_jump_functions): Temporary variable info instead of
90 (ipa_method_modify_set): Removed.
91 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
92 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
93 than craph_node as the first parameter.
94 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
95 (ipa_method_modify_init): Removed.
96 (ipa_compute_jump_functions): Added a temp variable instead of
97 repeatadly dereferencing the cgraph_edge.aux pointer
98 (ipa_callsite_param_set_type): Removed.
99 (ipa_compute_jump_functions): i renamed to index and moved to
101 (ipa_callsite_param_set_info_type_formal): Removed.
102 (ipa_callsite_param_set_info_type): Removed.
103 (ipa_callsite_param_map_create): Removed.
104 (ipa_callsite_tree): Removed.
105 (ipa_callsite_caller): Removed.
106 (ipa_pop_func_from_list): return_method removed to return_func
108 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
109 prefixed all values with IPA_. Changed all users.
110 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
111 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
112 and FORMAL_IPATYPE IPA_PASS_THROUGH.
113 (union parameter_info): Renamed to jump_func_value.
114 (union jump_func_value): Renamed value to constant
115 (struct ipa_jump_func): Renamed info_type to value
116 (struct ipa_node): Renamed to ipa_node_params
117 (struct ipa_node_params): Renamed ipa_arg_num to param_count
118 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
119 (struct ipa_node_params): Renamed ipa_mod to modified_flags
120 (struct ipa_edge): Renamed to ipa_edge_args
121 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
122 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
123 (struct ipa_methodlist): Renamed to ipa_func_list
124 (struct ipa_func_list): method_p renamed to node, next_method
126 (ipa_methodlist_p): Removed, switched all users to struct pointer
127 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
129 2008-04-30 Alan Modra <amodra@bigpond.net.au>
131 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
132 (rs6000_emit_epilogue): Use backchain to restore only when we
133 have a large frame. Make use of frame pointer to restore if we
134 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
136 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
138 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
139 Add mode to zero_extract.
140 (sign bit tests peepholes): (Ditto.).
142 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
144 * config/i386/i386.c (ix86_builtins): Replace Prescott New
145 Instructions in comments with SSE3.
146 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
147 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
148 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
149 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
150 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
151 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
152 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
153 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
154 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
155 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
156 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
157 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
158 (bdesc_sse_args): Renamed to ...
159 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
160 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
161 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
163 (bdesc_1arg): Moved to ...
165 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
166 Instructions in comments with SSE3.
167 (ix86_expand_sse_operands_builtin): Renamed to ...
168 (ix86_expand_args_builtin): This. Updated.
169 (ix86_expand_unop1_builtin): Update comments.
170 (ix86_expand_builtin): Updated.
172 2008-04-29 Richard Guenther <rguenther@suse.de>
174 PR tree-optimization/36078
175 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
176 Update virtual SSA form after cleaning up the CFG.
178 2008-04-29 Richard Guenther <rguenther@suse.de>
181 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
183 2008-04-29 Richard Guenther <rguenther@suse.de>
185 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
186 (compute_may_aliases): Do not call finalize_ref_all_pointers.
187 (compute_flow_insensitive_aliasing): Do not treat
188 PTR_IS_REF_ALL pointers special.
189 (get_smt_for): Likewise.
190 (may_alias_p): Re-structure.
191 (is_escape_site): A ref-all pointer conversion is not an escape site.
192 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
193 PTR_IS_REF_ALL pointers special.
194 * tree-ssa-structalias.h (struct alias_info): Remove
195 ref_all_symbol_mem_tag field.
196 (PTR_IS_REF_ALL): Remove.
198 2008-04-29 Richard Guenther <rguenther@suse.de>
201 * fold-const.c (extract_muldiv_1): In combining division constants
202 make sure to never overflow.
204 2008-04-29 Nick Clifton <nickc@redhat.com>
206 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
208 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
211 * optc-gen.awk: Work around HP-UX/IA awk bug.
213 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
215 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
218 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
221 * config/i386/i386.md
222 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
223 Change operand 1 predicate to nonimmediate_operand.
225 2008-04-28 Jakub Jelinek <jakub@redhat.com>
228 * dwarf2out.c (struct die_struct): Mark as chain_circular through
230 * gengtype.c (walk_type, write_func_for_structure): Handle
232 * doc/gty.texi: Document chain_circular.
234 2008-04-28 Richard Guenther <rguenther@suse.de>
236 PR tree-optimization/36066
237 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
240 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
243 * config/i386/i386.md
244 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
245 Use match_scratch instead of match_operand for operands 3 and 4.
247 2008-04-27 Richard Guenther <rguenther@suse.de>
249 PR tree-optimization/18754
250 PR tree-optimization/34223
251 * tree-pass.h (pass_complete_unrolli): Declare.
252 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
253 loop size before and after unconditionally of UL_NO_GROWTH in effect.
254 Rewrite loop into loop closed SSA form if it is not already.
255 (tree_unroll_loops_completely): Re-structure to iterate over
256 innermost loops with intermediate CFG cleanups.
257 Unroll outermost loops only if requested or the code does not grow
259 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
261 (tree_vectorize): Instead do so here.
262 (tree_complete_unroll): Also unroll outermost loops.
263 (tree_complete_unroll_inner): New function.
264 (gate_tree_complete_unroll_inner): Likewise.
265 (pass_complete_unrolli): New pass.
266 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
267 uses outside of the loop.
268 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
269 form if it is available.
270 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
271 * passes.c (init_optimization_passes): Schedule complete inner
272 loop unrolling pass before the first CCP pass after final inlining.
274 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
276 * targhooks.h (default_emutls_var_fields,
277 default_emutls_var_init): Declare.
278 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
279 * target.h (struct gcc_target): Add struct emutls member.
280 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
281 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
282 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
283 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
284 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
285 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
286 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
287 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
288 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
289 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
290 emit debug information.
291 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
292 * varasm.c: Include targhooks.h.
293 (emutls_object_section, emutls_tmpl_section): New.
294 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
295 (EMUTLS_SEPARATOR): New.
297 (get_emutls_object_name): New.
298 (default_emutls_var_fields): New, broken out of ...
299 (get_emutls_object_type): ... here. Adjust to use target hooks.
300 (get_emutls_init_templ_addr): Adjust to use target hooks.
301 (emutls_decl): Adjust to use target hooks.
302 (emutls_finish): Likewise.
303 (default_emutls_var_init): New, broken out of ...
304 (assemble_variable): ... here. Adjust to use target hooks.
305 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
307 * c-common.c (handle_section_attribute): Prevent overriding
308 sections for emulated tls with special sections.
309 * config/i386/i386.c (x86_64_elf_select_section): Add
310 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
311 (x86_64_elf_unique_section): Likewise.
312 * config/vxworks.c: Include tree.h.
313 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
314 (vxworks_override_options): Set TLS scheme.
315 * doc/tm.texi (Emulated TLS): New node.
317 2008-04-26 Simon Baldwin <simonb@google.com>
320 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
321 with propagated string constants.
323 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
325 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
326 constraint for operand 2 when operand 0 is memory operand.
327 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
328 operand 0 is memory operand.
329 (fix_trunc<mode>_i387_with_temp): Ditto.
330 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
331 operand 2 when operand 1 is memory operand.
332 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
333 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
334 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
335 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
336 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
337 operands 2,3 and 4 when operand 1 is memory operand.
338 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
340 (fistdi2_floor_with_temp): Ditto.
341 (fist<mode>2_floor_with_temp): Ditto.
342 (fistdi2_ceil_with_temp): Ditto.
343 (fist<mode>2_ceil_with_temp): Ditto.
344 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
346 2008-04-26 David Daney <ddaney@avtrex.com>
348 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
350 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
351 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
352 UNSPEC_UPDATE_GOT_VERSION): Renumber.
353 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
354 (compare_and_swap_12): New insn.
355 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
356 * config/mips/mips.c (mips_force_binary): New function.
357 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
358 (mips_expand_compare_and_swap_12): New function.
359 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
361 2008-04-25 Jan Hubicka <jh@suse.cz>
364 * cfgexpand.c (pass_expand): Turn into RTL pass.
365 * passes.c (execute_one_pass): Do pass typechecking after execution.
366 * tree-pass.h (pass_expand): Turn into RTL pass.
368 * function.h (struct rtl_data): Move here fields
369 accesses_prior_frames, calls_eh_return, saves_all_registers,
370 has_nonlocal_goto, has_asm_statement, is_thunk,
371 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
372 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
373 arg_pointer_save_area_init from struct function; turn into bool.
374 (struct function): Move
375 calls_eh_return, saves_all_registers, has_nonlocal_goto,
376 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
377 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
378 tail_call_emit, arg_pointer_save_area_init
379 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
380 (current_function_returns_struct, current_function_returns_pcc_struct,
381 current_function_calls_setjmp, current_function_calls_alloca,
382 current_function_accesses_prior_frames,
383 current_function_calls_eh_return, current_function_is_thunk,
384 current_function_stdarg, current_function_profile,
385 current_function_limit_stack, current_function_uses_pic_offset_table,
386 current_function_uses_const_pool, current_function_has_nonlocal_label,
387 current_function_saves_all_registers,
388 current_function_has_nonlocal_goto,
389 current_function_has_asm_statement): Remove accesor macros.
390 * ra-conflict.c (global_conflicts): Update.
391 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
392 (suitable_for_tail_call_opt_p): Update.
393 * builtins.c (expand_builtin_return_addr): Update.
394 (expand_builtin_setjmp_setup): Update.
395 (expand_builtin_nonlocal_goto): Update.
396 * final.c (final_start_function): Update.
397 (profile_function): Update.
398 (leaf_function_p): Update.
399 (only_leaf_regs_used): Update.
400 * df-scan.c (df_get_exit_block_use_set): Update.
401 * dojump.c (clear_pending_stack_adjust): Update.
402 * tree-stdarg.c (gate_optimize_stdarg): Update.
403 * gimple-low.c (lower_function_body): Update.
404 * global.c (compute_regsets): Update.
405 (global_alloc): Update.
406 * dwarf2out.c (dwarf2out_begin_prologue): Update.
407 * expr.c (expand_assignment): Update.
408 * dse.c (dse_step0): Update.
410 * c-decl.c (store_parm_decls): Update.
411 * local-alloc.c (combine_regs): Update.
412 (find_free_reg): Update.
413 * function.c (assign_parms_augmented_arg_list): Update.
414 (assign_parm_find_data_types): Update.
415 (assign_parms): Update.
416 (allocate_struct_function): Update.
417 (expand_function_start): Update.
418 (expand_function_end): Update.
419 (get_arg_pointer_save_area): Update.
420 (thread_prologue_and_epilogue_insns): Update.
421 (rest_of_match_asm_constraints): Update.
422 * stor-layout.c (variable_size): Update.
423 * gcse.c (gcse_main): Update.
424 (bypass_jumps): Update.
425 * gimplify.c (gimplify_function_tree): Update.
426 * calls.c (emit_call_1): Update.
427 (expand_call): Update.
428 * bt-load.c (compute_defs_uses_and_gen): Update.
429 * except.c (sjlj_assign_call_site_values): Update.
430 (sjlj_emit_function_enter): Update.
431 (can_throw_external): Update.
432 (set_nothrow_function_flags): Update.
433 (expand_builtin_unwind_init): Update.
434 (expand_eh_return): Update.
435 (convert_to_eh_region_ranges): Update.
436 (output_function_exception_table): Update.
437 * emit-rtl.c (gen_tmp_stack_mem): Update.
438 * cfgexpand.c (expand_used_vars): Update.
439 (tree_expand_cfg): Update.
440 * cfgcleanup.c (rest_of_handle_jump): Update.
441 * explow.c (allocate_dynamic_stack_space): Update.
442 * varasm.c (assemble_start_function): Update.
443 (force_const_mem): Update.
444 (mark_constant_pool): Update.
445 * tree-optimize.c (tree_rest_of_compilation): Update.
446 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
447 * tree-cfg.c (notice_special_calls): Update.
448 (is_ctrl_altering_stmt): Update.
449 (tree_can_make_abnormal_goto): Update.
450 (tree_purge_dead_abnormal_call_edges): Update.
451 * config/alpha/predicates.md: Update.
452 * config/alpha/alpha.c (alpha_sa_mask): Update.
453 (alpha_sa_size): Update.
454 (alpha_does_function_need_gp): Update.
455 (alpha_expand_prologue): Update.
456 (alpha_start_function): Update.
457 (alpha_output_function_end_prologue): Update.
458 (alpha_expand_epilogue): Update.
459 * config/frv/frv.c (frv_stack_info): Update.
460 (frv_expand_epilogue): Update.
461 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
462 (s390_register_info): Update.
463 (s390_frame_info): Update.
464 (s390_init_frame_layout): Update.
465 (s390_can_eliminate): Update.
467 * config/spu/spu.c (spu_split_immediate): Update.
468 (need_to_save_reg): Update.
469 (spu_expand_prologue): Update.
470 (spu_expand_epilogue): Update.
471 * config/sparc/sparc.md: Update.
472 * config/sparc/sparc.c (eligible_for_return_delay): Update.
473 (sparc_tls_got): Update.
474 (legitimize_pic_address): Update.
475 (sparc_emit_call_insn): Update.
476 (sparc_expand_prologue): Update.
477 (output_return): Update.
478 (print_operand): Update.
479 (sparc_function_ok_for_sibcall): Update.
480 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
481 * config/m32r/m32r.md: Update.
482 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
483 (m32r_compute_frame_size): Update.
484 (m32r_expand_prologue): Update.
485 (m32r_expand_epilogue): Update.
486 (m32r_legitimize_pic_address): Update.
487 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
488 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
489 * config/i386/i386.c (ix86_frame_pointer_required): Update.
491 (ix86_save_reg): Update.
492 (ix86_compute_frame_layout): Update.
493 (ix86_expand_prologue): Update.
494 (ix86_expand_epilogue): Update.
495 * config/sh/sh.c (output_stack_adjust): Update.
496 (calc_live_regs): Update.
497 (sh5_schedule_saves): Update.
498 (sh_expand_prologue): Update.
499 (sh_expand_epilogue): Update.
500 (sh_setup_incoming_varargs): Update.
501 (sh_allocate_initial_value): Update.
502 (sh_get_pr_initial_val): Update.
503 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
504 * config/sh/sh.md (label:): Update.
505 * config/avr/avr.c (out_movhi_mr_r): Update.
506 * config/crx/crx.h (enum): Update.
507 * config/xtensa/xtensa.h (along): Update.
508 * config/stormy16/stormy16.c Update.
509 (xstormy16_compute_stack_layout): Update.
510 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
511 (fr30_expand_prologue): Update.
512 * config/cris/cris.c (cris_conditional_register_usage): Update.
513 (cris_reg_saved_in_regsave_area): Update.
514 (cris_initial_frame_pointer_offset): Update.
515 (cris_simple_epilogue): Update.
516 (cris_expand_prologue): Update.
517 (cris_expand_epilogue): Update.
518 (cris_expand_pic_call_address): Update.
519 (cris_asm_output_symbol_ref): Update.
520 (cris_asm_output_label_ref): Update.
521 * config/cris/cris.md Update.
522 * config/iq2000/iq2000.c (compute_frame_size): Update.
523 (iq2000_expand_epilogue): Update.
524 * config/mt/mt.h (save_direction): Update.
525 * config/mn10300/mn10300.c (mn10300_function_value): Update.
526 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
527 (ia64_secondary_reload_class): Update.
528 * config/m68k/m68k.c (m68k_save_reg): Update.
529 (m68k_expand_prologue): Update.
530 (m68k_expand_epilogue): Update.
531 (legitimize_pic_address): Update.
532 * config/rs6000/rs6000.c (rs6000_got_register): Update.
533 (first_reg_to_save): Update.
534 (first_altivec_reg_to_save): Update.
535 (compute_vrsave_mask): Update.
536 (compute_save_world_info): Update.
537 (rs6000_stack_info): Update.
538 (spe_func_has_64bit_regs_p): Update.
539 (rs6000_ra_ever_killed): Update.
540 (rs6000_emit_eh_reg_restore): Update.
541 (rs6000_emit_allocate_stack): Update.
542 (rs6000_emit_prologue): Update.
543 (rs6000_emit_epilogue): Update.
544 (rs6000_output_function_epilogue): Update.
545 (output_profile_hook): Update.
546 (rs6000_elf_declare_function_name): Update.
547 * config/rs6000/rs6000.h (rs6000_args): Update.
548 * config/rs6000/rs6000.md: Update.
549 * config/mcore/mcore.c (mcore_expand_prolog): Update.
550 * config/arc/arc.c (arc_output_function_epilogue): Update.
551 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
552 * config/darwin.c (machopic_function_base_name): Update.
553 * config/score/score3.c (score3_compute_frame_size): Update.
556 (score3_epilogue): Update.
557 * config/score/score7.c (score7_compute_frame_size): Update.
558 (score7_prologue): Update.
559 (score7_epilogue): Update.
560 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
561 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
562 * config/arm/arm.c (use_return_insn): Update.
563 (require_pic_register): Update.
564 (arm_load_pic_register): Update.
565 (arm_compute_save_reg0_reg12_mask): Update.
566 (arm_compute_save_reg_mask): Update.
567 (thumb1_compute_save_reg_mask): Update.
568 (output_return_instruction): Update.
569 (arm_output_function_prologue): Update.
570 (arm_output_epilogue): Update.
571 (arm_get_frame_offsets): Update.
572 (arm_expand_prologue): Update.
573 (thumb_pushpop): Update.
574 (thumb_exit): Update.
575 (thumb1_expand_prologue): Update.
576 (thumb1_expand_epilogue): Update.
577 (arm_unwind_emit): Update.
578 (arm_output_fn_unwind): Update.
579 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
580 * config/arm/arm.md: Update.
581 * config/pa/pa.md: Update.
582 * config/pa/pa.c (legitimize_pic_address): Update.
583 (compute_frame_size): Update.
584 (hppa_expand_prologue): Update.
585 (hppa_expand_epilogue): Update.
586 (borx_reg_operand): Update.
587 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
588 (HARD_REGNO_RENAME_OK): Update.
589 * config/mips/mips.c (mips_global_pointer): Update.
590 (mips_save_reg_p): Update.
591 (mips_compute_frame_info): Update.
592 (mips_frame_pointer_required): Update.
593 (mips_expand_prologue): Update.
594 (mips_expand_epilogue): Update.
595 (mips_can_use_return_insn): Update.
596 (mips_reorg_process_insns): Update.
597 * config/v850/v850.c (compute_register_save_size): Update.
598 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
599 * config/mmix/mmix.c (along): Update.
600 (mmix_expand_epilogue): Update.
601 * config/bfin/bfin.c (legitimize_pic_address): Update.
602 (must_save_p): Update.
603 (stack_frame_needed_p): Update.
604 (add_to_reg): Update.
605 (bfin_expand_prologue): Update.
606 * stmt.c (expand_asm_operands): Update.
607 * reload1.c (reload): Update.
608 (init_elim_table): Update.
610 2008-04-25 Bob Wilson <bob.wilson@acm.org>
612 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
614 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
616 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with
618 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
619 (mov<mode>): Removed.
620 (*movv4sf_internal): Likewise.
621 (*movv2df_internal): Likewise.
623 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
625 * config.gcc (crx-*-elf): Remove deprecation.
627 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
629 * config/i386/cygming-crtend.c (register_frame_ctor): Register
630 __gcc_deregister_frame with atexit.
631 (deregister_frame_dtor): Remove.
633 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
634 Nathan Sidwell <nathan@codesourcery.com>
636 * config/rs6000/rs6000.opt (mspe): Remove Var property.
638 * config/rs6000/rs6000.h (rs6000_spe): Declare.
639 (rs6000_isel): Likewise.
640 * config/rs6000/rs6000.c (rs6000_spe): New variable.
641 (rs6000_isel): New variable.
642 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
644 2008-04-24 Jakub Jelinek <jakub@redhat.com>
647 * c-common.c (handle_vector_size_attribute): Call
648 lang_hooks.types.reconstruct_complex_type instead of
649 reconstruct_complex_type.
650 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
651 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
652 * langhooks.h (struct lang_hooks_for_types): Add
653 reconstruct_complex_type hook.
654 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
655 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
657 2008-04-24 Richard Guenther <rguenther@suse.de>
659 * c-common.h (check_builtin_function_arguments): Declare.
660 * c-common.c (validate_nargs): New function.
661 (check_builtin_function_arguments): Likewise.
662 * c-typeck.c (build_function_call): Call
663 check_builtin_function_arguments.
664 * builtins.c (fold_builtin_classify): Remove error reporting code.
665 (fold_builtin_unordered_cmp): Likewise.
666 (fold_builtin_1): Likewise.
667 (fold_builtin_n): Likewise.
669 2008-04-24 Jakub Jelinek <jakub@redhat.com>
671 PR tree-optimization/36008
672 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
673 the original op1, rather than delta by step.
675 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
676 Sebastian Pop <sebastian.pop@amd.com>
678 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
679 eliminate_local_variables_stmt, eliminate_local_variables,
680 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
681 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
682 of code delimited by two edges in the CFG.
683 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
684 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
685 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
686 the case of parallelisation of reductions.
687 (expr_invariant_in_region_p): New.
689 * tree-flow.h (gather_blocks_in_sese_region): Declared.
690 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
692 2008-04-24 Ira Rosen <irar@il.ibm.com>
693 Richard Guenther <rguenther@suse.de>
695 PR tree-optimization/36034
696 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
697 incapable of dealing with loads with gaps.
699 2008-04-24 Rafael Espindola <espindola@google.com>
701 * tree-flow.h (vrp_evaluate_conditional): Change signature.
702 * tree-ssa-propagate.c (fold_predicate_in): Update call to
703 vrp_evaluate_conditional.
704 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
705 (vrp_evaluate_conditional): Split the cond argument.
706 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
707 (simplify_stmt_for_jump_threading): Update call to
708 vrp_evaluate_conditional.
710 2008-04-24 Ira Rosen <irar@il.ibm.com>
712 PR tree-optimization/35982
713 * tree-vect-analyze.c (vect_check_interleaving): Check that the
714 interleaved data-refs are of the same type.
716 2008-04-24 Danny Smith <dannysmith@users.net>
718 * c-format.c (check_format_info_main): Use strncmp rather than a
719 magic prefix to handle multichar length specs.
720 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
721 Don't prefix "I64" and "I32" with '\0'.
723 2008-04-24 Jakub Jelinek <jakub@redhat.com>
726 * config/i386/i386.c (init_cumulative_args): Don't pass anything
727 in registers for -m32 only if stdarg_p (fntype).
729 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
731 PR rtl-optimization/36006
732 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
733 temp to op0 in order to avoid invalid rtx sharing.
735 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
737 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
738 check TREE_INVARIANT.
739 * tree-gimple.c (is_gimple_address): New.
740 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
741 * tree-gimple.h (is_gimple_address): New.
742 * tree.h (decl_address_invariant_p): New.
743 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
744 (build_string): Likewise.
745 (decl_address_invariant_p): New, from is_gimple_invariant_address.
746 (tree_invariant_p_1): Likewise.
748 (tree_invariant_p): New.
749 (skip_simple_arithmetic): Use it.
750 (stabilize_reference_1): Use it.
751 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
753 (build1_stat): Drop code to compute TREE_INVARIANT.
754 (build2_stat): Drop code to compute TREE_INVARIANT.
755 (build3_stat): Drop code to compute TREE_INVARIANT.
756 (build4_stat): Drop code to compute TREE_INVARIANT.
757 (build5_stat): Drop code to compute TREE_INVARIANT.
758 (build7_stat): Drop code to compute TREE_INVARIANT.
759 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
760 * tree.h (struct tree_base): Remove invariant_flag.
761 (TREE_INVARIANT): Remove.
762 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
763 (fold_builtin_expect): Check TREE_CONSTANT.
764 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
765 * c-tree.h (c_expr_to_decl): Drop third parameter.
766 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
767 (build_c_cast): Don't set TREE_INVARIANT.
768 (pop_init_level): Don't set TREE_INVARIANT.
769 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
770 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
772 (gimplify_init_constructor): Don't set TREE_INVARIANT.
773 (gimplify_addr_expr): Adjust comment.
774 * tree-mudflap.c (mf_build_string):
775 * print-tree.c (print_node): Don't print TREE_INVARIANT.
776 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
777 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
778 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
779 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
780 * langhooks.h (struct lang_hooks): Drop third parameter from
783 2008-04-23 Richard Guenther <rguenther@suse.de>
785 PR tree-optimization/27799
786 PR tree-optimization/32921
787 PR tree-optimization/32624
788 * tree-ssa-structalias.c (merge_smts_into): Only merge the
789 SMTs aliases and the tag itself into the solution.
790 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
791 merge the points-to solution back into the SMT aliases.
792 (may_alias_p): Use alias_set_subset_of instead of
793 aliases_conflict_p. A pointer which points to
794 memory with alias set zero may access any variable.
796 2008-04-23 Richard Guenther <rguenther@suse.de>
798 * alias.c (alias_set_subset_of): Correctly handle asking
799 if zero is a subset of an alias set with zero child.
800 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
801 (compute_flow_insensitive_aliasing): Correctly walk all
802 pointers. Do not unnecessarily union sets.
804 2008-04-23 Richard Guenther <rguenther@suse.de>
807 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
809 2008-04-22 Tomas Bily <tbily@suse.cz>
811 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
813 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
815 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
816 * tree-ssa-structalias.c (get_constraint_for): Likewise.
817 * tree-inline.c (estimate_num_insns_1): Likewise.
818 * varasm.c (const_hash_1, compare_constant, copy_constant)
819 (compute_reloc_for_constant, output_addressed_constants): Likewise.
820 * emit-rtl.c (component_ref_for_mem_expr)
821 (set_mem_attributes_minus_bitpos): Likewise.
822 * expr.c (highest_pow2_factor, expand_expr_real_1, )
823 (is_aligning_offset): Likewise.
824 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
825 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
826 * dojump.c (do_jump): Likewise.
827 * builtins.c (get_pointer_alignment, get_memory_rtx)
828 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
829 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
831 2008-04-23 Jakub Jelinek <jakub@redhat.com>
833 PR rtl-optimization/36017
834 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
835 expanding the library call.
837 2008-04-22 Ian Lance Taylor <iant@google.com>
839 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
842 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
844 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
845 of LR/CTR moves for Power6.
847 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
850 * passes.c (init_optimization_passes): Remove
851 pass_fast_rtl_byte_dce.
853 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
856 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
857 builtin functions to generate faster code.
858 (_mm_cvtpu16_ps): Ditto.
859 (_mm_cvtpi32x2_ps): Ditto.
861 2008-04-22 Nick Clifton <nickc@redhat.com>
863 * common.opt (ftree-loop-distribution): Add Optimization
866 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
867 (frv_expand_builtin_va_start): Likewise.
869 * config/arm/arm.c (thumb_find_work_register): Fix location of
870 argument register count.
872 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
874 Support scheduling for ColdFire V1 and V3 microarchitecture.
875 Improve scheduling of multiplication instructions.
877 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
878 (mac): New instruction attribute.
879 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
880 (m68k_sched_mac): New variable.
881 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
882 Handle cfv1 and cfv3.
883 (max_insn_size): New static variable.
884 (struct _sched_ib): New type.
885 (sched_ib): New static variable.
886 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
887 to fields of 'struct _sched_ib sched_ib'. Update all uses.
888 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
890 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
891 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
892 new variables. Update.
893 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
894 Add modeling of cfv3 instruction buffer. Update.
895 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
896 * config/m68k/m68k.h (TUNE_CFV3): New macro.
897 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
898 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
899 a particular reservation applies to.
900 (type2): Reorganize attribute values. Rename alu to alu_reg,
901 alu_l to alu, move_l to omove. Join move to alu. Split mul
903 (cf_ib_*): Simplify description of instruction buffer.
904 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
905 (cf_mem): Split into cf_mem1 and cf_mem2.
906 (cf_v2_move_??): Rename to cfv12_alu_??.
907 (cf_v2_move_l_??): Rename to cfv12_omove_??.
908 (cf_v2_mul_??): Remove reservations.
909 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
910 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
911 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
913 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
914 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
915 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
916 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
917 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
918 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
919 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
920 expansions of the above reservations for instructions of sizes
923 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
925 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
927 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
929 * coverage.c: Include tree-pass.h.
930 (coverage_counter_alloc): Print da_file_name to the dump file.
932 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
934 * sbitmap.c (sbitmap_range_empty_p): New function.
935 * sbitmap.h (sbitmap_range_empty_p): New function.
936 * bitmap.h: Now includes obstack.h.
938 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
939 Kenneth Zadeck <zadeck@naturalbridge.com>
941 * dbgcnt.def (ra_byte_scan): Added.
942 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
943 when the last hit happens for a counter.
944 * timevar.def (TV_DF_BYTE_LR): New variable.
945 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
946 * passes.c (pass_fast_rtl_byte_dce): New pass.
947 * fwprop.c (update_df): Added mode to call df_ref_create.
948 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
949 DF_REF_EXTRACT_OFFSET.
950 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
951 DF_BYTE_LR_OUT, df_byte_lr): New macro.
953 (df_ref_extract): Added mode field.
954 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
955 DF_REF_EXTRACT_OFFSET.
956 (DF_REF_EXTRACT_MODE): New macro.
957 (df_byte_lr_bb_info): New structure.
958 (df_print_byte_regset, df_compute_accessed_bytes,
959 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
960 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
961 df_byte_lr_simulate_uses,
962 df_byte_lr_simulate_artificial_refs_at_top,
963 df_byte_lr_simulate_artificial_refs_at_end,
964 df_compute_accessed_bytes): New function.
965 (df_ref_create): Add parameter.
966 (df_byte_lr_get_bb_info): New inline function.
967 * df-scan.c (df_ref_record, df_uses_record,
968 df_ref_create_structure): Added mode parameter.
969 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
970 df_defs_record, df_uses_record, df_get_conditional_uses,
971 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
972 df_entry_block_defs_collect, df_exit_block_uses_collect):
973 Added mode parameter to calls to df_ref_record, df_uses_record,
974 df_ref_create_structure.
975 (df_ref_equal_p, df_ref_compare): Added test for modes.
976 (df_ref_create_structure): Added code to set mode. Renamed
977 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
978 DF_REF_EXTRACT_OFFSET.
979 * df-core.c (df_print_byte_regset): New function.
980 * df-byte-scan.c: New file.
981 * df-problems.c (df_rd_transfer_function): Removed unnecessary
982 calls to BITMAP_FREE.
983 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
984 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
985 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
986 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
987 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
988 df_byte_lr_local_compute, df_byte_lr_init,
989 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
990 df_byte_lr_transfer_function, df_byte_lr_free,
991 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
992 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
993 df_byte_lr_simulate_uses,
994 df_byte_lr_simulate_artificial_refs_at_top,
995 df_byte_lr_simulate_artificial_refs_at_end): New function.
996 * dce.c (byte_dce_process_block): New function.
997 (dce_process_block): au is now passed in rather than computed
998 locally. Changed loops that look at artificial defs to not look
999 for conditional or partial ones, because there never are any.
1000 (fast_dce): Now is able to drive byte_dce_process_block or
1001 dce_process_block depending on the kind of dce being done.
1002 (rest_of_handle_fast_dce): Add parameter to fast_dce.
1003 (rest_of_handle_fast_byte_dce): New function.
1004 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
1005 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
1007 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
1010 * gcc.h: Added fortran options that take arguments to
1011 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
1014 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
1016 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
1017 scalarization if on the LHS and not a full access.
1019 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1021 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
1023 2008-04-18 Rafael Espindola <espindola@google.com>
1025 * tree-vrp.c (find_case_label_index): Fix the binary search.
1026 (find_case_label_range): New.
1027 (vrp_visit_switch_stmt): Use find_case_label_range.
1028 (simplify_switch_using_ranges): Use find_case_label_range.
1030 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
1032 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
1033 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
1035 2008-04-18 Tom Tromey <tromey@redhat.com>
1038 * doc/cpp.texi (Implementation-defined behavior): Mention
1041 2008-04-18 Ian Lance Taylor <iant@google.com>
1043 * fold-const.c (pointer_may_wrap_p): New static function.
1044 (fold_comparison): Add another test for pointer overflow. Use
1045 pointer_may_wrap_p to disable some false positives.
1047 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
1049 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
1050 (fname_as_string): Match updated cpp_interpret_string prototype.
1051 (fix_string_type): Support char16_t* and char32_t*.
1052 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
1053 derivative) nodes. Register as builtin if C++0x.
1054 (c_parse_error): Support CPP_CHAR{16,32}.
1055 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
1056 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
1057 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
1058 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
1059 CTI_CHAR32_ARRAY_TYPE>: New elements.
1060 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
1061 char32_type_node, signed_char32_type_node, char16_array_type_node,
1062 char32_array_type_node): New defines.
1063 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
1064 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
1065 (lex_string): Support CPP_STRING{16,32}, match updated
1066 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
1067 (lex_charconst): Support CPP_CHAR{16,32}.
1068 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
1069 and CPP_STRING{16,32}.
1071 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
1074 * aclocal.m4: Regenerate.
1075 * configure: Regenerate.
1077 2008-04-18 Jan Hubicka <jh@suse.cz>
1079 * except.c (dw2_size_of_call_site_table,
1080 sjlj_size_of_call_site_table): Use vector API for call_site_record.
1082 * cgraphbuild.c (build_cgraph_edges): Update.
1083 * tree-pass.h: Update comment.
1084 * final.c (leaf_function_p): Update.
1085 (leaf_renumber_regs): Update.
1086 (rest_of_clean_state): Update.
1087 * omp-low.c (expand_omp_parallel): Update.
1088 * ipa-reference.c (analyze_function): Update.
1089 * reorg.c (find_end_label): Update.
1090 (optimize_skip): Update.
1091 (fill_simple_delay_slots): Update.
1092 (fill_simple_delay_slots): Update.
1093 (make_return_insns): Update.
1094 (dbr_schedule): Update.
1095 * gimple-low.c (record_vars_into): Update.
1096 * cfgbuild.c (make_edges): Update.
1097 * function.c (assign_stack_local): Update.
1098 (assign_parm_adjust_stack_rtl): Update.
1099 (locate_and_pad_parm): Update.
1100 (allocate_struct_function): Do not initialize stack_alignment_needed
1101 and preferred_stack_boundary here.
1102 (stack_protect_prologue): Update.
1103 (stack_protect_epilogue): Update.
1104 (expand_function_start): Initialize stack_alignment_needed,
1105 preferred_stack_boundary and max_jumptable_ents.
1106 (expand_function_end): Update.
1107 (free_after_compilation): Do not NULLify epilogue_delay_list.
1108 * function.h (struct rtl_data): Add stack_protect_guard,
1109 stack_alignment_needed,
1110 preferred_stack_boundary, epilogue_delay_list.
1111 (struct function): Remove value_histograms, stack_alignment_needed,
1112 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
1114 unexpanded_var_list, stack_protect_guard.
1115 (current_function_epilogue_delay_list): Remove.
1116 * ipa-type-escape.c (analyze_function): Update.
1117 * gimplify.c (pop_gimplify_context): Update comment.
1118 * calls.c (expand_call): Update.
1119 (emit_library_call_value_1): Update.
1120 * except.c (set_nothrow_function_flags): Update.
1121 * cfgexpand.c (get_decl_align_unit): Update.
1122 (create_stack_guard): Update.
1123 (estimated_stack_frame_size): Update.
1124 (expand_used_vars): Update.
1125 (tree_expand_cfg): Free histogram earliers, init expansion variables.
1126 * explow.c (allocate_dynamic_stack_space): Update.
1127 * tree-ssa-live.c (remove_unused_locals): Update.
1128 * varasm.c (mark_constant_pool): Update.
1129 * tree-inline.c (remap_decls): Update.
1130 (initialize_cfun): Update.
1131 (declare_return_variable): Update.
1132 (inline_forbidden_p): Update.
1133 (expand_call_inline): Update.
1134 (declare_inline_vars): Update.
1135 (tree_function_versioning): Update.
1136 * tree-flow.h (value_histograms): New.
1137 (VALUE_HISTOGRAMS): New macro.
1138 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
1140 * tree-cfg.c (set_bb_for_stmt): Update.
1141 (replace_by_duplicate_decl): Update.
1142 (move_block_to_fn): Update.
1143 (new_label_mapper): Update.
1144 (dump_function_to_file): Update.
1145 * ipa-struct-reorg.c (build_data_structure): Update.
1146 * cfgrtl.c (print_rtl_with_bb): Update.
1147 * reload1.c (reload): Update.
1149 * config/i386/i386.c (setup_incoming_varargs_64,
1150 ix86_compute_frame_layout): Update.
1151 * config/arc/arc.c (arc_output_function_epilogue): Update.
1153 2008-04-18 Marius Strobl <marius@FreeBSD.org>
1155 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
1156 for FreeBSD as well.
1157 * gthr-posix95.h: Likewise.
1159 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
1161 PR rtl-optimization/35838
1162 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
1163 out the byte offset of the first subreg.
1165 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
1167 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
1168 to split_ti instead of three separate calls with single member arrays.
1169 (subti3 splitter): Ditto.
1170 (adddi3 splitter): Ditto with split_di.
1171 (subdi3 splitter): Ditto.
1172 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
1173 two separate calls with single member arrays. Swap match_dup
1174 operands 1 and 2 to better fit into the array.
1175 (negdi2 splitter): Ditto with split_di.
1176 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
1177 two separate calls with single member arrays. Swap match_dup operands
1178 6 and 7 to better fit into the array.
1180 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
1182 * config/i386/i386.c (sse_builtin_type): New.
1183 (bdesc_sse_args): Likewise.
1184 (bdesc_sse_3arg): Removed.
1185 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1186 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
1187 IX86_BUILTIN_ROUNDPS.
1188 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
1189 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
1190 IX86_BUILTIN_ROUNDPS.
1191 (ix86_expand_sse_4_operands_builtin): Removed.
1192 (ix86_expand_sse_operands_builtin): New.
1193 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
1194 and CODE_FOR_sse4_1_roundps.
1195 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1196 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
1198 2008-04-17 Alan Modra <amodra@bigpond.net.au>
1201 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
1202 regs before frame pop when needed. If use_backchain_to_restore_sp
1203 then load backchain into a temp reg to restore vr and vrsave. Add
1204 code to restore vr after frame pop if possible.
1206 2008-04-17 Richard Guenther <rguenther@suse.de>
1208 * tree-vn.c (expressions_equal_p): Do not check type
1209 equality or compatibility before calling operand_equal_p.
1210 * fold-const.c (operand_equal_p): Check equivalence of
1211 integer constants before bailing out due to signedness or
1212 precision differences.
1213 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
1214 spurious differences in type qualification. Ignore types
1215 for COMPONENT_REFs at all.
1217 2008-04-17 Christian Bruel <christian.bruel@st.com>
1219 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
1220 msw_skip comparison.
1222 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1225 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1228 PR tree-optimization/35899
1229 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1230 rather than TREE_OPERAND.
1232 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1235 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1236 temporary registers. Change operand predicate to general_operand.
1237 (remainderxf3): Ditto.
1239 2008-04-16 Richard Guenther <rguenther@suse.de>
1241 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1242 * tree-affine.c (aff_combination_expand): Look through some
1245 2008-04-15 Doug Kwan <dougkwan@google.com>
1247 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1249 * tree-pretty-print.c (dump_generic_node): Ditto.
1250 * final.c (output_addr_const): Ditto.
1251 * dwarf2out.c (output_cfi): Ditto.
1252 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1253 * print-rtl.c (print_rtx): Ditto.
1254 * print-tree.c (print_node_brief, print_node): Ditto.
1255 * c-common.c (match_case_to_enum_1): Ditto.
1256 * sched-vis.c (print_value): Ditto.
1257 * config/i386/i386.c (print_operand): Cast to long unsigned int
1260 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1261 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1262 MS Windows VirtualProtect function.
1264 2008-04-15 Jan Hubicka <jh@suse.cz>
1266 * gengtype.c (write_root): Param_is argument is OK.
1267 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1268 * function.h: Include varray.h
1269 (rtl_eh): New stucture based on except.c one.
1270 (call_site_record): New forward declaration and vector type.
1271 * calls.c (emit_call_1): Do not call
1272 note_current_region_may_contain_throw.
1273 * except.c (eh_status): Remove cur_region, try_region since they are
1275 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1276 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1277 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1278 Remove call_site_data_used, call_site_data_size.
1279 Turn call_site_record into vector in function.h.
1280 (note_current_region_may_contain_throw): Remove.
1281 (get_exception_pointer, get_exception_filter): Do not take struct
1282 function argument; update.
1283 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1284 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1285 build_post_landing_pads, dw2_build_landing_pads,
1286 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1287 sjlj_emit_function_enter, sjlj_emit_function_enter,
1288 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1289 sjlj_build_landing_pads, finish_eh_generation,
1290 remove_exception_handler_label, remove_eh_handler,
1291 maybe_remove_eh_handler, add_reachable_handler,
1292 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1293 add_action_record, collect_one_action_chain, add_call_site,
1294 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1295 sjlj_output_call_site_table, output_function_exception_table,
1296 * except.h (note_current_region_may_contain_throw): Remove
1297 (get_exception_pointer, get_exception_filter): Do not take struct
1299 * Makefile.in (GTFILES): Put varargs before struct function.
1301 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1303 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1304 punt for STRING_CST.
1305 (get_constraint_for): Deal with STRING_CST here instead.
1307 2008-04-15 Richard Guenther <rguenther@suse.de>
1309 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1310 statements in a basic-block with a backward walk. Do not
1311 substitute into dead statements but instead remove those.
1313 2008-04-15 Richard Guenther <rguenther@suse.de>
1315 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1316 to zero, thus disable creation of SFTs.
1318 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1320 * tree-predcom.c (suitable_reference_p): Return false if the
1321 reference can throw.
1323 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1326 * c-decl.c (finish_decl): If extern or static var has variable
1327 size, set TREE_TYPE (decl) to error_mark_node.
1329 2008-04-15 Rafael Espindola <espindola@google.com>
1331 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1334 2008-04-15 Richard Guenther <rguenther@suse.de>
1336 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1337 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1338 (visit_reference_op_load): Do walk vuse-vdef chains on
1339 vn_reference_lookup.
1340 (visit_reference_op_store): But do not here.
1341 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1342 vn_reference_lookup.
1343 (vn_lookup_with_vuses): But do so here.
1345 2008-04-14 Ian Lance Taylor <iant@google.com>
1347 * fold-const.c (fold_overflow_warning): Remove assertion.
1349 2008-04-15 Ben Elliston <bje@au.ibm.com>
1351 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1352 temp1 local variables.
1354 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1357 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1358 ".text.unlikely" section as executable.
1360 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1362 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1363 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1364 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1365 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1366 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1367 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1368 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1370 2008-04-14 Ian Lance Taylor <iant@google.com>
1372 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1373 * fold-const.c (fold_comparison): If appropriate, test
1374 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1375 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1376 reassociating a pointer type.
1377 * doc/invoke.texi (Optimize Options): Document that
1378 -fstrict-overflow applies to pointer wraparound.
1380 2008-04-13 Jan Hubicka <jh@suse.cz>
1382 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1384 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1386 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1387 we are going to "save the world".
1389 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1391 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1392 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1393 operand 0 constraint, not "=".
1395 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1397 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1399 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1401 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1402 of size of positions_needed * CHAR_BIT.
1404 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1407 * dse.c (store_info): Change positions_needed to unsigned
1409 (lowpart_bitmask): New.
1410 (record_store): Cast to unsigned HOST_WIDE_INT for
1411 positions_needed. Assert width <= size of positions_needed *
1412 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1413 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1414 lowpart_bitmask to set mask.
1416 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1418 * config/bfin/constraints.md: New file.
1419 * config/bfin/bfin.md: Include it.
1420 (adddi3): Use satisfies_constraint functions instead of the old macros.
1421 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1422 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1423 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1424 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1425 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1426 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1427 EXTRA_CONSTRAINT): Delete.
1428 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1429 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1431 * config/bfin/bfin.c: Include "tm-constrs.h".
1432 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1433 Use satisfies_constraint functions instead of the old macros.
1434 * doc/md.texi (Blackfin Constraints): Update file name reference.
1436 2008-04-11 Richard Guenther <rguenther@suse.de>
1438 PR tree-optimization/35869
1439 * tree-vrp.c (execute_vrp): Move switch statement update after
1440 jump threading. Schedule another cfg cleanup run.
1442 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
1445 * attribs.c (decl_attributes): Return early on errorneous node.
1447 2008-04-10 Oleg Ryjkov <olegr@google.com>
1449 * tree.h (struct tree_base): Added a new flag default_def_flag.
1450 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
1452 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1454 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
1456 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1459 * pa.md: Define mode iterator P. Define mode attribute dwc.
1460 (dcacheflush): Update pattern to use iterator P and attribute dwc.
1461 (icacheflush): Likewise.
1462 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
1463 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
1465 2008-04-11 Ben Elliston <bje@au.ibm.com>
1467 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
1469 2008-04-10 Rafael Espindola <espindola@google.com>
1471 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
1472 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
1473 (extract_range_from_expr): The same.
1475 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1477 * config/mips/mips.md (GPR2): New mode iterator.
1479 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
1480 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
1481 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
1482 Rewrite these to take two modes, the mode of comparison and the
1483 mode of the destination.
1484 * config/mips/mips.c (mips_expand_scc): Instead of having
1485 paradoxical subreg as destination, expand "narrowing" scc if mode
1486 of comparison is SI and target is requested in DI mode.
1487 (mips_emit_int_order_test): Update comment. Make mode of
1488 comparison match CMP0 rather than TARGET. When creating inverse
1489 target use mode of TARGET.
1491 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1493 * gcov-dump.c (tag_summary): Only print summaries for the first
1494 GCOV_COUNTERS_SUMMABLE counters.
1496 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
1498 * config/i386/i386.md (absneg): New code iterator.
1499 (absnegprefix): New code attribute.
1500 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
1501 patterns using absneg code iterator.
1502 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
1503 using absneg code iterator.
1504 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
1505 *neg<mode>2 patterns using absneg code iterator.
1506 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1507 *negextendsfdf2 patterns using absneg code iterator.
1508 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
1509 *negextendsfxf2 patterns using absneg code iterator.
1510 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1511 *negextendsfdf2 patterns using absneg code iterator.
1512 * config/i386/sse.md (<code><mode>2): Macroize expander from
1513 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
1515 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
1517 * config/s390/s390.h: Remove the remains of the recent search
1518 & replace action of current_function_outgoing_args_size.
1520 2008-04-10 Ira Rosen <irar@il.ibm.com>
1522 PR tree-optimization/35821
1523 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
1524 NEW_STMT_LIST is not NULL.
1526 2008-04-09 David Edelsohn <edelsohn@gnu.org>
1529 * toplev.c (process_options): Remove -ffunction-sections debugging
1532 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
1534 PR middle-end/PR28690
1535 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
1536 than gen_rtx_fmt_ee to perform more canonicalizations.
1538 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1541 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
1543 2008-04-09 Richard Guenther <rguenther@suse.de>
1545 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
1546 (dump_function_to_file): Dump function arguments with types.
1548 2008-04-08 Richard Guenther <rguenther@suse.de>
1550 * fold-const.c (fold_widened_comparison): Do not allow
1551 sign-changes that change the result.
1553 2008-04-08 Janis Johnson <janis187@us.ibm.com>
1556 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
1557 kinds of indirect references.
1559 2008-04-08 David Edelsohn <edelsohn@gnu.org>
1561 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
1562 GNU Fortran language string.
1564 2008-04-08 Rafael Espindola <espindola@google.com>
1566 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
1567 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
1568 * tree.h (tree_call_nonnegative_warnv_p): New.
1570 2008-04-08 Jan Hubicka <jh@suse.cz>
1572 * function.c (free_after_compilation): Clear out regno_reg_rtx
1575 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
1578 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1580 PR middle-end/PR28690
1581 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
1582 same precedence as REG_POINTER and MEM_POINTER operands.
1584 2008-04-08 Richard Guenther <rguenther@suse.de>
1587 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
1588 for adding index to base.
1590 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
1592 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
1593 (MINGW_ENABLE_EXECUTE_STACK): New.
1594 (IN_LIBGCC2): For libgcc include windows.h file for
1595 function declarations.
1597 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
1599 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
1600 and tem2 if tem1 is not a REG or MULT.
1602 2008-04-08 Jan Hubicka <jh@suse.cz>
1604 * function.h (incomming_args): Break out of struct function.
1605 (function_subsections): Break out of struct function.
1606 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
1607 return_rtx and hard_reg_initial_vals from struct function.
1608 Kill inl_max_label_num.
1609 (current_function_pops_args, current_function_args_info,
1610 current_function_args_size, current_function_args_size,
1611 current_function_pretend_args_size,
1612 current_function_outgoing_args_size,
1613 current_function_internal_arg_pointer, current_function_return_rtx):
1614 Kill compatibility accestor macros.
1615 * builtins.c (expand_builtin_apply_args_1): Update.
1616 (expand_builtin_next_arg): Update.
1617 * df-scan.c (df_get_call_refs): Update.
1618 * dbxout.c (dbxout_function_end): Update.
1619 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1620 (output_line_info): Update.
1621 (secname_for_decl): Update.
1622 (dwarf2out_var_location): Update.
1623 * function.c (free_after_compilation): Update.
1624 (assign_parm_find_stack_rtl): Update.
1625 (assign_parms): Update.
1626 (expand_dummy_function_end): Update.
1627 (expand_function_end): Update.
1628 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1629 (expand_call): Update.
1630 (emit_library_call_value_1): Update.
1631 (store_one_arg): Update.
1632 * varasm.c (initialize_cold_section_name): Update.
1633 (unlikely_text_section): Update.
1634 (unlikely_text_section_p): Update.
1635 (assemble_start_function): Update.
1636 (assemble_end_function): Update.
1637 (default_section_type_flags): Update.
1638 (switch_to_section): Update.
1639 * integrate.c (set_decl_abstract_flags): Update.
1640 (get_hard_reg_initial_val): Update.
1641 (has_hard_reg_initial_val): Update.
1642 (allocate_initial_values): Update.
1643 * resource.c (init_resource_info): Update.
1644 * config/alpha/alpha.c (NUM_ARGS): Update.
1645 (direct_return): Update.
1646 (alpha_va_start): Update.
1647 (alpha_sa_size): Update.
1648 (alpha_initial_elimination_offset): Update.
1649 (alpha_expand_prologue): Update.
1650 (alpha_start_function): Update.
1651 (alpha_expand_epilogue): Update.
1652 (unicosmk_initial_elimination_offset):
1653 * config/alpha/alpha.md (call expander): Update.
1654 * config/s390/s390.c (s390_register_info): Update.
1655 (s390_register_info): Update.
1656 (s390_frame_info): Update.
1657 (s390_initial_elimination_offset): Update.
1658 (s390_build_builtin_va_list): Update.
1659 (s390_va_start): Update.
1660 * config/spu/spu.c (direct_return): Update.
1661 (spu_expand_prologue): Update.
1662 (spu_initial_elimination_offset): Update.
1663 (spu_build_builtin_va_list): Update.
1664 (spu_va_start): Update.
1665 * config/sparc/sparc.c (sparc_init_modes): Update.
1666 (sparc_compute_frame_size): Update.
1667 (function_value): Update.
1668 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1669 * config/i386/i386.md (return expander): Update.
1670 * config/i386/i386.c (ix86_va_start): Update.
1671 (ix86_can_use_return_insn_p): Update.
1672 (ix86_compute_frame_layout): Update.
1673 (ix86_expand_epilogue): Update.
1674 * config/sh/sh.c (output_stack_adjust): Update.
1675 (calc_live_regs): Update.
1676 (sh_expand_prologue): Update.
1677 (sh_builtin_saveregs): Update.
1678 (sh_va_start): Update.
1679 (initial_elimination_offset): Update.
1680 (sh_allocate_initial_value): Update.
1681 (sh_function_ok_for_sibcall): Update.
1682 (sh_get_pr_initial_val): Update.
1683 * config/sh/sh.md (return expander): Update.
1684 * config/avr/avr.c (frame_pointer_required_p): UPdate.
1685 * config/crx/crx.c (crx_compute_frame): UPdate.
1686 (crx_initial_elimination_offset): UPdate.
1687 * config/xtensa/xtensa.c (compute_frame_size): Update
1688 (xtensa_builtin_saveregs): Update.
1689 (xtensa_va_start): Update.
1690 (order_regs_for_local_alloc): Update.
1691 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
1692 (xstormy16_expand_builtin_va_start): Update.
1693 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
1694 * config/m68hc11/m68hc11.md (return expanders): Update.
1695 * config/m68hc11/m68hc11.c (expand_prologue): Update.
1696 (expand_epilogue): Update.
1697 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
1698 (cris_simple_epilogue): Update.
1699 (cris_expand_prologue): Update.
1700 (cris_expand_epilogue): Update.
1701 * config/iq2000/iq2000.c (iq2000_va_start): Update.
1702 (compute_frame_size): Update.
1703 * config/mt/mt.c (mt_compute_frame_size): Update.
1704 * config/mn10300/mn10300.c (expand_prologue): Update.
1705 (expand_epilogue): Update.
1706 (initial_offset): Update.
1707 (mn10300_builtin_saveregs):
1708 * config/mn10300/mn10300.md (return expander): Update.
1709 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1710 (ia64_initial_elimination_offset): Update.
1711 (ia64_initial_elimination_offset): Update.
1712 (ia64_expand_prologue): Update.
1713 * config/m68k/m68k.md (return expander): Update.
1714 * config/rs6000/rs6000.c (rs6000_va_start): Update.
1715 (rs6000_stack_info): Update.
1716 * config/mcore/mcore.c (layout_mcore_frame): Update.
1717 (mcore_expand_prolog): Update.
1718 * config/arc/arc.c (arc_compute_frame_size): Update.
1719 * config/score/score3.c (score3_compute_frame_size): Update.
1720 * config/score/score7.c (score7_compute_frame_size): Update.
1721 * config/arm/arm.c (use_return_insn): Update.
1722 (thumb_find_work_register): Update.
1723 (arm_compute_save_reg_mask): Update.
1724 (arm_output_function_prologue): Update.
1725 (arm_output_epilogue): Update.
1726 (arm_size_return_regs): Update.
1727 (arm_get_frame_offsets): Update.
1728 (arm_expand_prologue): Update.
1729 (thumb_exit): Update.
1730 (thumb_unexpanded_epilogue): Update.
1731 (thumb1_output_function_prologue): Update.
1732 * config/pa/pa.md (return expander): Update.
1733 * config/pa/pa.c (compute_frame_size): Update.
1734 (hppa_builtin_saveregs): Update.
1735 * config/mips/mips.c (mips_va_start): Update.
1736 (mips16_build_function_stub): Update.
1737 (mips_compute_frame_info): Update.
1738 (mips_restore_gp): Update.
1739 (mips_output_function_prologue): Update.
1740 (mips_expand_prologue): Update.
1741 * config/v850/v850.c (compute_frame_size): Update.
1742 (expand_prologue): * config/mmix/mmix.c (along): update.
1743 (mmix_initial_elimination_offset): update.
1744 (mmix_reorg): update.
1745 (mmix_use_simple_return): update.
1746 (mmix_expand_prologue): update.
1747 (mmix_expand_epilogue): Update.
1748 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
1749 (emit_link_insn): Update.
1751 2008-04-08 Anatoly Sokolov <aesok@post.ru>
1753 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
1754 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
1756 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
1759 2008-04-07 Jan Hubicka <jh@suse.cz>
1761 * function.h (rtl): Rename to x_rtl.
1763 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1764 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1765 used_temp_slots avail_temp_slots, temp_slot_level,
1766 nonlocal_goto_handler_labels): Update accesstors.
1767 (rtl): New global variable.
1768 (struct function): Move some fileds to rtl_data.
1769 (get_arg_pointer_save_area): Update prototype.
1770 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1771 get_arg_pointer_save_area.
1772 * expr.c (init_expr): Update
1773 * function.c (get_frame_size): Update
1774 (assign_stack_local): Update
1775 (expand_function_end): Update.
1776 (get_art_pointer_save_area): Update
1778 * emit-rtl.c (rtl): Declare.
1779 (regno_reg_rtx): Declare.
1780 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1782 (gen_reg_rtx): Update.
1783 * varasm.c (n_deferred_constatns): Update accestor.
1784 (init_varasm_status): Do not allocate varasm_status.
1785 (force_const_mem, get_pool_size, output_constant_pool): Update.
1786 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1787 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1788 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
1789 * sparc/sparc.h (INIT_EXPANDERS): Update.
1790 * ia64/ia64.h (INIT_EXPANDERS): Update.
1792 2008-04-07 James E. Wilson <wilson@tuliptree.org>
1794 * reload.c (push_secondary_reload): Add missing break to for loop.
1796 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1798 PR middle-end/PR28690
1799 * rtlanal.c: Update copyright years.
1800 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
1801 as REG_POINTER and MEM_POINTER operands.
1802 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
1803 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
1804 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
1805 * gcse.c: Update copyright years.
1806 (pre_delete): Call gen_reg_rtx_and_attrs.
1807 (hoist_code): Likewise.
1808 (build_store_vectors): Likewise.
1809 (delete_store): Likewise.
1810 * loop-invariant.c (move_invariant_reg): Likewise.
1811 Update copyright years.
1813 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
1815 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
1816 control string instead of quoted.
1818 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1820 * doc/rtl.texi: Rewrite of subreg section.
1822 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
1825 * config/i386/i386.c (legitimize_pic_address): Add treating
1826 of dllimport SYM_REF's.
1827 (legitimize_dllimport_symbol): Add prototype.
1829 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1831 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
1832 reference in constructor with non self-referential type.
1834 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1836 Removal of Return with Depressed Stack Pointer support
1837 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
1838 (ECF_SP_DEPRESSED): Likewise.
1839 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
1840 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
1841 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1842 (expand_call): Do not test ECF_SP_DEPRESSED.
1843 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1844 * function.c (keep_stack_depressed): Delete.
1845 (handle_epilogue_set): Likewise.
1846 (update_epilogue_consts): Likewise.
1847 (emit_equiv_load): Likewise.
1848 (thread_prologue_and_epilogue_insns): Remove support for Return with
1849 Depressed Stack Pointer.
1850 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1852 2008-04-06 Richard Guenther <rguenther@suse.de>
1854 PR tree-optimization/35400
1855 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
1856 information from SSA_NAMEs.
1858 2008-04-06 Anatoly Sokolov <aesok@post.ru>
1860 * config/avr/avr.h (avr_mega_p): Remove declaration.
1861 (AVR_MEGA): Remove macro.
1862 * config/avr/avr.c (avr_mega_p): Remove variable.
1863 (avr_override_options): Remove inicializion of avr_mega_p.
1864 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1865 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1866 (avr_jump_mode): (Ditto.).
1867 (avr_output_progmem_section_asm_op): (Ditto.).
1868 (avr_asm_init_sections): (Ditto.).
1869 (avr_asm_init_sections): (Ditto.).
1870 (avr_rtx_costs): (Ditto.).
1871 * config/avr/avr.md: (Ditto.).
1872 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
1875 2008-04-06 Richard Guenther <rguenther@suse.de>
1877 PR tree-optimization/35842
1878 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
1879 is_gimple_invariant_address.
1881 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1883 * gcc.c (default_compilers): Sync Fortran extensions list with
1884 that in fortran/lang-specs.h.
1885 * doc/invoke.texi: Likewise.
1886 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
1887 * dwarf2out.c (gen_compile_unit_die): Likewise.
1889 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
1891 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
1893 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
1896 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
1897 attribute is used for nested functions.
1899 2008-04-05 Jan Hubicka <jh@suse.cz>
1901 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
1903 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
1905 (dump_files): Update.
1906 (enable_rtl_dump_file): Do not accept letter argument.
1907 * tree-pass.h (dump_file_info): Remove letter argument.
1908 * toplev.c (decode_d_option): Update -da handling.
1909 * toplev.h (enable_rtl_dump_file): Update prototype.
1910 * passes.c (register_one_dump_file): Do not accept IPA argument; work
1911 it out based on pass type.
1912 (register_dump_files_1): Likewise.
1913 (init_optimization_passes): Update register_one_dump_file calls.
1914 (execute_one_pass): Sanity check that IPA passes are called at IPA
1915 level and RTL passes at RTL level.
1916 (execute_pass_list): IPA pass can not be after or subpass of
1918 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
1919 disallov RTL subpasses of IPA subpasses.
1921 2008-04-05 Ben Elliston <bje@au.ibm.com>
1923 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1924 builtins that return exactly once and do not throw. Cache call to
1927 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1929 PR rtl-optimization/34916
1931 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1932 between instruction pairs.
1934 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1936 * doc/invoke.texi: Document -mbitops for SH.
1937 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1938 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1939 * config/sh/sh.c (print_operand): Add %t operand code.
1940 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1941 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1942 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1943 (extendqihi2): Likewise.
1944 (movqi_i): Likewise.
1945 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1946 (extv): Use bld instruction for SH2A if possible.
1948 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1949 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1950 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1951 (bset.b, bclr.b): Define peepholes.
1952 * config/sh/sh.opt (mbitops): New option.
1954 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1957 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1958 and view convert expression.
1960 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1963 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1965 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1967 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1969 * config/i386/cpuid.h (bit_AES): New.
1970 (bit_PCLMUL): Likewise.
1972 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1973 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1974 SSE2 if AES or PCLMUL is enabled.
1975 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1976 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1977 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1978 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1979 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1980 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1981 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1982 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1983 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1984 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1985 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1986 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1987 __builtin_ia32_aeskeygenassist128 and
1988 __builtin_ia32_pclmulqdq128.
1989 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1990 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1991 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1993 * config/i386/i386.h (TARGET_AES): New.
1994 (TARGET_PCLMUL): Likewise.
1995 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1997 * config/i386/i386.md (UNSPEC_AESENC): New.
1998 (UNSPEC_AESENCLAST): Likewise.
1999 (UNSPEC_AESDEC): Likewise.
2000 (UNSPEC_AESDECLAST): Likewise.
2001 (UNSPEC_AESIMC): Likewise.
2002 (UNSPEC_AESKEYGENASSIST): Likewise.
2003 (UNSPEC_PCLMUL): Likewise.
2005 * config/i386/i386.opt (maes): New.
2006 (mpclmul): Likewise.
2008 * config/i386/sse.md (aesenc): New pattern.
2009 (aesenclast): Likewise.
2011 (aesdeclast): Likewise.
2013 (aeskeygenassist): Likewise.
2014 (pclmulqdq): Likewise.
2016 * config/i386/wmmintrin.h: New.
2018 * doc/extend.texi: Document AES and PCLMUL built-in function.
2020 * doc/invoke.texi: Document -maes and -mpclmul.
2022 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
2024 * function.c (free_after_parsing): Replace with
2025 cxx_push_function_context from C++ front-end.
2026 (allocate_struct_function): Don't call langhook.
2027 * langhooks.h (struct lang_hooks_for_functions): Delete.
2028 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
2030 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
2031 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
2032 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
2033 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
2034 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
2035 remove LANG_HOOKS_FUNCTION_INITIALIZER.
2036 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
2038 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
2039 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
2041 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2044 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
2047 2008-04-04 Richard Guenther <rguenther@suse.de>
2050 * fold-const.c (optimize_minmax_comparison): Use the correct
2051 type for the constant in the simplified comparison.
2053 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
2055 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
2056 Pass L2 size as "--param l2-cache-size" to the compiler.
2057 (decode_l2_cache): New function to decode L2 cache parameters using
2058 0x8000006 extended cpuid function.
2059 (detect_caches_amd): Determine parameters of L2 cache using
2060 decode_l2_caches function.
2061 (decode_caches_intel): Decode L2 cache parameters.
2062 (detect_caches_intel): Determine L2 cache parameters using
2063 decode_caches_intel and decode_l2_caches functions.
2065 2008-04-03 Bob Wilson <bob.wilson@acm.org>
2067 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
2068 secondary input reload for subword loads from the constant pool.
2070 2008-04-03 Janis Johnson <janis187@us.ibm.com>
2073 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
2074 constants of the appropriate size for runtime calculations.
2077 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
2078 decimal-float literal constant zero.
2080 2008-04-03 Jakub Jelinek <jakub@redhat.com>
2083 * c-parser.c (c_parser_omp_atomic): Call
2084 default_function_array_conversion on the RHS.
2087 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
2088 call is_variable_sized if decl has incomplete type.
2090 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
2092 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
2094 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
2096 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
2098 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
2099 (sgt<u>): Merge sgt and sgtu into new expander.
2100 (sgt, sgtu): Remove expanders.
2101 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
2102 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
2103 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
2104 *sgtu_<mode>_mips16 into new pattern.
2105 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
2106 (sge<u>): Merge sge and sgeu into new expander.
2107 (sge, sgeu): Remove expanders.
2108 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
2110 (*sge_<mode>, second *sge_<mode>): Remove patterns.
2111 (slt<u>): Merge slt and sltu into new expander.
2112 (slt, sltu): Remove expanders.
2113 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
2114 (*slt_<mode>, *sltu_<mode>): Remove patterns.
2115 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
2116 *sltu_<mode>_mips16 into new pattern.
2117 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
2118 (sle<u>): Merge sle and sleu into new expander.
2119 (sle, sleu): Remove expanders.
2120 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
2121 (*sle_<mode>, *sleu_<mode>): Remove patterns.
2122 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
2123 *sleu_<mode>_mips16 into new pattern.
2124 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
2126 2008-04-03 Jan Hubicka <jh@suse.cz>
2128 PR tree-optimization/35795
2129 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
2130 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2131 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2132 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2133 * score/score3.c (score3_output_mi_thunk): Likewise.
2134 * score/score7.c (score7_output_mi_thunk): Likewise.
2135 * mips/mips.c (mips_output_mi_thunk): Likewise.
2137 2008-04-03 Richard Guenther <rguenther@suse.de>
2139 * tree-vrp.c (extract_range_from_unary_expr): Handle all
2140 conversions. Simplify code.
2142 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
2144 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
2146 2008-04-03 Tom Tromey <tromey@redhat.com>
2147 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2149 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2150 * config/bfin/t-bfin-linux (generated_files): Add
2151 linux-sysroot-suffix.h.
2152 * doc/install.texi (Prerequisites): Require make 3.80.
2153 * doc/sourcebuild.texi (Front End Directory): Document new
2155 * Makefile.in (generated_files): New variable.
2156 (ALL_HOST_OBJS): New variable.
2157 ($(ALL_HOST_OBJS)): New target.
2159 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2161 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
2162 (remap_block): Call id->transform_lang_insert_block instead
2164 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
2165 Set id.transform_lang_insert_block to NULL.
2166 (clone_body): Move to cp/optimize.c
2167 * tree-inline.h (struct copy_body_data): Change
2168 transform_lang_insert_block to function pointer.
2169 (copy_generic_body, copy_decl_no_change): Export.
2170 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
2171 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
2172 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
2174 * c-tree.h (insert_block): Kill.
2175 * c-decl.c (insert_block): Kill.
2177 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2179 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2180 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2181 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
2183 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
2184 argument, call {push,pop}_function_context from here.
2185 * c-parser.c: Use c_{push,pop}_function_context.
2187 * function.c (push_function_context_to): Move meat ...
2188 (push_function_context): ... here. Simplify.
2189 * function.c (pop_function_context_from): Move meat ...
2190 (pop_function_context): ... here. Simplify.
2191 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
2193 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2194 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2195 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
2196 * tree.h (push_function_context_to, pop_function_context_from): Remove.
2198 2008-04-03 Ben Elliston <bje@au.ibm.com>
2200 * expmed.c (extract_force_align_mem_bit_field): Remove.
2202 2008-04-03 Richard Guenther <rguenther@suse.de>
2205 * expr.h (try_casesi): Adjust prototype.
2206 * expr.c (try_casesi): Take fallback label as extra parameter.
2207 Use that for gen_casesi if default_label is NULL.
2208 * stmt.c (expand_case): Pass fallback label to try_casesi,
2209 make sure to fill gaps with a fallback label if default_label
2212 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
2215 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2217 2008-04-03 Ben Elliston <bje@au.ibm.com>
2219 * expmed.c (extract_split_bit_field): Remove if (0) code.
2220 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
2221 (do_ds_constraint): Likewise.
2223 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2225 * doc/cppopts.texi (-dU): Document.
2226 * c-common.h (flag_dump_macros): Update comment.
2227 * c-opts.c (handle_OPT_d): Handle -dU.
2228 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2229 dump_queued_macros, cb_used_define, cb_used_undef): New.
2230 (init_pp_output): Handle -dU.
2231 (cb_line_change): Call dump_queued_macros.
2232 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2234 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2236 * config/avr/predicates.md (io_address_operand): New predicate.
2237 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2238 * config/avr/avr.c (avr_io_address_p): Remove function.
2239 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2240 'avr_io_address_p' function.
2241 (out_movhi_r_mr): (Ditto.).
2242 (out_movqi_mr_r): (Ditto.).
2243 (out_movhi_mr_r): (Ditto.).
2244 (avr_address_cost): (Ditto.).
2246 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2248 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2249 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2250 in 32bit mode when XMM registers are available to avoid store
2252 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2253 corresponding post-reload splitters.
2255 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2257 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2258 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2259 __builtin_ia32_roundss.
2260 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2261 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2262 __builtin_ia32_roundss.
2263 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2264 IX86_BUILTIN_SHUFPD here.
2266 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2268 * config/i386/i386.md (plogic): New.
2269 (plogicprefix): Likewise.
2271 * config/i386/mmx.md (mmx_<code><mode>3): New.
2272 (mmx_and<mode>3): Removed.
2273 (mmx_ior<mode>3): Likewise.
2274 (mmx_xor<mode>3): Likewise.
2276 * config/i386/sse.md (<code><mode>3): New.
2277 (*<code><mode>3): Likewise.
2278 (*<code><mode>3): Likewise.
2279 (<code><mode>3): Likewise.
2280 (*sse_<code><mode>3): Likewise.
2281 (*sse2_<code><mode>3): Likewise.
2282 (<code>tf3): Likewise.
2283 (*<code>tf3): Likewise.
2284 (and<mode>3): Likewise.
2285 (*and<mode>3): Likewise.
2286 (ior<mode>3): Removed.
2287 (*ior<mode>3): Likewise.
2288 (xor<mode>3): Likewise.
2289 (*xor<mode>3): Likewise.
2290 (*and<mode>3): Likewise.
2291 (*ior<mode>3): Likewise.
2292 (*xor<mode>3): Likewise.
2293 (and<mode>3): Likewise.
2294 (*sse_and<mode>3): Likewise.
2295 (*sse2_and<mode>3): Likewise.
2297 (*andtf3): Likewise.
2298 (ior<mode>3): Likewise.
2299 (*sse_ior<mode>3): Likewise.
2300 (*sse2_ior<mode>3): Likewise.
2302 (*iortf3): Likewise.
2303 (xor<mode>3): Likewise.
2304 (*sse_xor<mode>3): Likewise.
2305 (*sse2_xor<mode>3): Likewise.
2307 (*xortf3): Likewise.
2309 2008-04-02 Richard Guenther <rguenther@suse.de>
2311 PR tree-optimization/14495
2312 PR tree-optimization/34793
2313 * tree-vrp.c (struct switch_update): New structure.
2314 (to_remove_edges, to_update_switch_stmts): New VECs.
2315 (simplify_switch_using_ranges): New function. Remove not taken
2316 case labels and edges.
2317 (simplify_stmt_using_ranges): Call it.
2318 (identify_jump_threads): Mark edges we have queued for removal
2319 so we don't thread them.
2320 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2322 * tree-cfg.c (group_case_labels): Deal with missing default label.
2323 (tree_verify_flow_info): Allow missing default label.
2324 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2325 (emit_case_nodes): Likewise.
2326 (expand_case): Do not rely on the default label to be present.
2327 * expr.c (try_casesi): Deal with NULL default_label.
2328 (do_tablejump): Likewise.
2330 2008-04-02 Richard Guenther <rguenther@suse.de>
2332 PR tree-optimization/14495
2333 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2334 SWITCH_EXPR here ...
2335 (vrp_visit_switch_stmt): ... but here (new function).
2336 (find_case_label_index): New helper function.
2337 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2339 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2341 * fwprop.c: Fix ISO-C99ism.
2343 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2346 * Makefile.in (objdir): Set it here.
2347 * configure.ac: Not here. Find dynamic linker characteristics.
2348 * exec-tool.in: Use them.
2349 * aclocal.m4: Regenerate.
2350 * configure: Regenerate.
2352 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2354 * expr.c (expand_var): Delete it.
2355 * expr.h (expand_var): Delete prototype.
2356 * function.c (expand_function_start): Use expand_decl instead.
2357 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2360 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2362 PR rtl-optimization/35542
2363 * fwprop.c (forward_propagate_and_simplify): Replace
2364 loc_reg_mentioned_in_p with reg_mentioned_p.
2366 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2368 PR rtl-optimization/35281
2369 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2370 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2371 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2372 (varying_mem_p): Move above propagate_rtx.
2373 (all_uses_available_at): Do not check MEMs.
2375 2008-04-02 Rafael Espindola <espindola@google.com>
2377 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2378 (register_edge_assert_for_2): Split the cond argument.
2379 (register_edge_assert_for_1): Adjust for the change in
2380 register_edge_assert_for_2.
2381 (register_edge_assert_for): Split the cond argument.
2382 (find_switch_asserts): Adjust for the change in
2383 register_edge_assert_for.
2385 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2387 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2388 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2389 offsets for 64-bit mingw.
2390 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2391 abi for x86_64-pc-mingw.
2393 2008-04-02 Richard Guenther <rguenther@suse.de>
2395 * tree-vrp.c (extract_range_from_assert): Make sure to not
2396 produce range min/max with TREE_OVERFOW set.
2397 If merging a anti-range and a range keep the anti-range if
2398 the range covers all values of the type.
2399 (register_edge_assert_for_2): Only allow sign-changing
2400 conversions in detecting canonical range checks. Also
2401 register an assert for the unsigned name if useful.
2403 PR tree-optimization/35787
2404 * tree-vrp.c (vrp_val_max): New function.
2405 (vrp_val_min): Likewise.
2406 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2407 (vrp_val_is_min): Likewise.
2408 (supports_overflow_infinity): Use vrp_val_{min,max}.
2409 (negative_overflow_infinity): Likewise.
2410 (positive_overflow_infinity): Likewise.
2411 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2412 (is_positive_overflow_infinity): Likewise.
2413 (is_overflow_infinity): Likewise.
2414 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2415 vrp_val_is_{min,max}.
2416 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2417 to ranges if possible. Avoid empty ranges.
2419 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2422 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2423 the expression is a function address.
2425 2008-04-01 George Helffrich <george@gcc.gnu.org>
2427 PR fortran/35154, fortran/23057
2428 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2429 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2430 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2431 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2433 (dbxout_syms): Check for COMMON-based symbol and wrap in
2434 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2435 in bracket for efficiency.
2437 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2438 using DW_TAG_common_block + member offset.
2439 (add_pubname_string): New function.
2440 (dw_expand_expr): New function to find block name and offset for
2442 (common_check): New function to check whether symbol in Fortran COMMON.
2443 (gen_variable_die): If COMMON, use DW_TAG_common_block.
2445 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
2448 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2450 2008-04-02 Ben Elliston <bje@au.ibm.com>
2452 * config/v850/v850.md (casesi): Remove if (0) code.
2453 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2454 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2456 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
2458 * config/i386/i386.md (rex64suffix): New mode attribute.
2459 (floathi<mode>2): Disable expander for SSE math.
2460 (*floathi<mode>2_1): New insn insn_and_split pattern.
2461 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
2462 corresponding post-reload splitters.
2463 (*floathi<mode>2_i387): New macroized insn pattern.
2464 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
2465 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
2466 insn_and_split pattern.
2467 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
2468 New macroized instruction patterns and corresponding post-reload
2470 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
2471 and corresponding post-reload splitters.
2472 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
2473 New macroized instruction patterns.
2474 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
2475 macroized instruction patterns and corresponding post-reload splitters.
2476 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
2477 corresponding post-reload splitters.
2478 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
2479 New macroized instruction patterns.
2480 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
2481 corresponding post-reload splitters.
2482 (*floatsi<mode>2_i387): New macroized instruction patterns.
2484 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
2486 * config/i386/i386.md (smaxmin): New.
2487 (umaxmin): Likewise.
2488 (maxminiprefix): Likewise.
2489 (maxminfprefix): Likewise.
2490 (<code><mode>3): Likewise.
2491 (smin<mode>3): Removed.
2492 (smax<mode>3): Likewise.
2494 * config/i386/mmx.md (mmx_<code>v2sf3): New.
2495 (mmx_<code>v4hi3): Likewise.
2496 (mmx_<code>v8qi3): Likewise.
2497 (mmx_smaxv2sf3): Removed.
2498 (mmx_sminv2sf3): Likewise.
2499 (mmx_umaxv8qi3): Likewise.
2500 (mmx_smaxv4hi3): Likewise.
2501 (mmx_uminv8qi3): Likewise.
2502 (mmx_sminv4hi3): Likewise.
2504 * config/i386/sse.md (<addsub><mode>3): New.
2505 (*<addsub><mode>3): Likewise.
2506 (<sse>_vm<addsub><mode>3): Likewise.
2507 (<maxmin><mode>3): Likewise.
2508 (*<maxmin><mode>3_finite): Likewise.
2509 (*<maxmin><mode>3): Likewise.
2510 (<sse>_vm<maxmin><mode>3): Likewise.
2511 (sse3_h<addsub>v4sf3): Likewise.
2512 (sse3_h<addsub>v2df3): Likewise.
2513 (<maxmin>v16qi3): Likewise.
2514 (*<maxmin>v16qi3): Likewise.
2515 (<maxmin>v8hi3): Likewise.
2516 (*<maxmin>v8hi3): Likewise.
2517 (*sse4_1_<maxmin><mode>3): Likewise.
2518 (*sse4_1_<maxmin><mode>3): Likewise.
2519 (add<mode>3): Removed.
2520 (*add<mode>3): Likewise.
2521 (<sse>_vmadd<mode>3): Likewise.
2522 (sub<mode>3): Likewise.
2523 (*sub<mode>3): Likewise.
2524 (<sse>_vmsub<mode>3): Likewise.
2525 (smin<mode>3): Likewise.
2526 (*smin<mode>3_finite): Likewise.
2527 (*smin<mode>3): Likewise.
2528 (<sse>_vmsmin<mode>3): Likewise.
2529 (smax<mode>3): Likewise.
2530 (*smax<mode>3_finite): Likewise.
2531 (*smax<mode>3): Likewise.
2532 (<sse>_vmsmax<mode>3): Likewise.
2533 (sse3_haddv4sf3): Likewise.
2534 (sse3_haddv2df3): Likewise.
2535 (sse3_hsubv4sf3): Likewise.
2536 (sse3_hsubv2df3): Likewise.
2537 (umaxv16qi3): Likewise.
2538 (*umaxv16qi3): Likewise.
2539 (smaxv8hi3): Likewise.
2540 (*smaxv8hi3): Likewise.
2541 (*sse4_1_smax<mode>3): Likewise.
2542 (*sse4_1_umax<mode>3): Likewise.
2543 (uminv16qi3): Likewise.
2544 (*uminv16qi3): Likewise.
2545 (sminv8hi3): Likewise.
2546 (*sminv8hi3): Likewise.
2547 (*sse4_1_smin<mode>3): Likewise.
2548 (*sse4_1_umin<mode>3): Likewise.
2550 2008-04-01 Rafael Espindola <espindola@google.com>
2552 * tree-cfg.c (verify_expr): remove in_phi.
2553 (verify_stmt): Don't call walk_tree with verify_expr. Use
2554 is_gimple_min_invariant instead of is_gimple_val.
2556 2008-04-01 Joseph Myers <joseph@codesourcery.com>
2558 * doc/include/gpl_v3.texi: Update for manpage generation.
2559 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
2561 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
2562 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
2563 gpl_v3.texi instead of gpl.texi.
2566 2008-04-01 Jakub Jelinek <jakub@redhat.com>
2569 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2571 2008-04-01 Rafael Espindola <espindola@google.com>
2573 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
2574 (extract_code_and_val_from_cond): Use
2575 extract_code_and_val_from_cond_with_ops.
2577 2008-04-01 Jan Hubicka <jh@suse.cz>
2579 * function.c (free_after_compilation): Free epilogue_delay_list.
2580 (prepare_function_start): Assert that previous compilation was freed.
2582 2008-04-01 Jan Hubicka <jh@suse.cz>
2583 Jim Wilson <wilson@tuliptree.org>
2584 Andreas Tobler <andreast@gcc.gnu.org>
2587 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
2588 rtl.emit instead cfun->emit.
2589 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
2590 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
2592 2008-04-01 Ben Elliston <bje@au.ibm.com>
2594 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2596 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2598 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2600 (fprofile-use): Add var flag_profile_use
2601 * coverage.c (coverage_begin_output): Do not open a gcno file for
2602 output only if -ftest-coverage is set.
2603 Do not add getpwd() to gcda file path.
2604 (build_gcov_info): Check the new flag
2605 flag_profile_datafile_relative_path.
2606 (coverage_init): Use profile_data_prefix.
2607 Read profile counter only if flag_profile_use is set.
2608 * opts.c (common_handle_option): New option fprofile-use=,
2609 fprofile-dir=, fprofile-generate=.
2610 * toplev.c (profile_data_prefix): New variable definition.
2611 * toplev.h (profile_data_prefix): New declaration.
2612 * doc/invoke.tex (Option Summary, Optimization Options):
2615 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2617 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2618 use tmp consistently.
2621 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2622 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2623 UNSPEC_FR_RECIP_APPROX_RES.
2624 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2626 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2629 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2631 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2634 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2635 element of the vector via a pointer.
2637 2008-03-31 Ian Lance Taylor <iant@google.com>
2639 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2641 2008-03-31 Jan Hubicka <jh@suse.cz>
2643 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2644 get_arg_pointer_save_area.
2645 * expr.c (init_expr): Just clear out rtl.expr.
2646 * function.c (free_after_compilation): Clear out whole RTL structure.
2647 (get_func_frame_size): Merge into ...
2648 (get_frame_size): ... this one.
2649 (assign_stack_local_1): Merge into ...
2650 (assign_stack_local): ... this one.
2651 (expand_function_end): Update call of get_arg_pointer_save_area.
2652 (get_art_pointer_save_area): Remove cfun argument.
2653 * function.h (emit_status): regno_pointer_align does not need length
2654 attribute. Move x_regno_reg_rtx to ...
2655 (regno_reg_rtx): ... new global array.
2656 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2657 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2658 apply_args_value, forced_labels, stack_pointer_delta):
2660 (struct varasm_status): Move here from varasm.c
2661 (struct rtl_data): New. Move here some fields from struct function.
2662 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2663 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2664 used_temp_slots avail_temp_slots, temp_slot_level,
2665 nonlocal_goto_handler_labels): Update accesstors.
2666 (rtl): New global variable.
2667 (struct function): Move some fileds to rtl_data.
2668 (get_arg_pointer_save_area): Update prototype.
2669 * emit-rtl.c (rtl): Declare.
2670 (regno_reg_rtx): Declare.
2671 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2673 (gen_reg_rtx): Update.
2674 (init_virtual_regs): Do not tate emit_status argument.
2675 (init_emit): Do not allocate emit.
2676 * varasm.c (varasm_statuc): Move to function.h.
2677 (n_deferred_constatns): Update accestor.
2678 (init_varasm_status): Do not allocate varasm_status.
2679 (force_const_mem, get_pool_size, output_constant_pool): Update.
2680 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2681 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2683 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
2685 PR rtl-optimization/35729
2686 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
2689 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
2692 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
2693 load/store if memory is unaligned.
2694 (*movti_rex64): Likewise.
2696 * config/i386/predicates.md (misaligned_operand): New.
2698 2008-03-31 Andrew Pinski <pinskia@gmail.com>
2701 * tree-ssa-phiopt.c (conditional_replacement): Return early for
2704 2008-03-31 Jan Beulich <jbeulich@novell.com>
2706 * config/ia64/constraints.md: Add 'j' constraint.
2707 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
2708 (movdi_internal): Likewise.
2710 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
2713 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
2715 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2718 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
2719 proper error message for the third argument on blendpd and
2722 * config/i386/sse.md (blendbits): New.
2723 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
2725 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
2727 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2729 2008-03-30 Richard Guenther <rguenther@suse.de>
2732 * fold-const.c (fold_sign_changed_comparison): Do leave
2733 conversions to base-types alone.
2735 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2737 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
2738 the link register if one altivec register is be saved.
2740 2008-03-30 Ben Elliston <bje@au.ibm.com>
2742 * final.c (final_scan_insn): Remove if (0) code.
2744 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
2746 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
2748 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
2750 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
2751 of V4SFmode to ix86_binary_operator_ok.
2753 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
2755 * config/i386/i386.c (override_options): Initialize
2756 ix86_veclib_handler to ix86_veclibabi_svml when
2757 -mveclibabi=svml is used.
2758 (ix86_veclibabi_svml): New function for SVML ABI style
2759 vectorization support.
2760 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
2762 2008-03-28 Rafael Espindola <espindola@google.com>
2764 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
2765 (tree_binary_nonnegative_warnv_p): Make it public.
2766 (tree_single_nonnegative_warnv_p): Make it public.
2767 (tree_invalid_nonnegative_warnv_p): Make it public.
2768 (tree_unary_nonzero_warnv_p): Make it public.
2769 (tree_binary_nonzero_warnv_p): Make it public
2770 (tree_single_nonzero_warnv_p): Make it public.
2771 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
2772 (extract_range_from_binary_expr): Split the expr argument.
2773 (extract_range_from_unary_expr): Split the expr argument.
2774 (extract_range_from_comparison): Split the expr argument.
2775 (extract_range_from_expr): Use the new aux functions.
2776 (vrp_evaluate_conditional_warnv): Use
2777 vrp_evaluate_conditional_warnv_with_ops.
2778 * tree.h (tree_unary_nonzero_warnv_p): Declare.
2779 (tree_binary_nonzero_warnv_p): Declare.
2780 (tree_single_nonzero_warnv_p): Declare.
2781 (tree_expr_nonzero_warnv_p): Declare.
2782 (tree_unary_nonnegative_warnv_p): Declare.
2783 (tree_binary_nonnegative_warnv_p): Declare.
2784 (tree_single_nonnegative_warnv_p): Declare.
2785 (tree_invalid_nonnegative_warnv_p): Declare.
2787 2008-03-28 Richard Guenther <rguenther@suse.de>
2789 PR tree-optimization/30317
2790 PR tree-optimization/30911
2791 PR tree-optimization/34793
2792 * tree-vrp.c (set_and_canonicalize_value_range): New function.
2793 (struct assert_locus_d): New member EXPR.
2794 (register_new_assert_for): Add EXPR parameter to support
2795 ASSERT_EXPR <name, expr OP limit>.
2796 (register_edge_assert_for_1): Adjust callers.
2797 (find_assert_locations): Likewise.
2798 (process_assert_insertions_for): Build condition from expression.
2799 (extract_range_from_assert): Handle ASSERT_EXPRs
2800 of the form ASSERT_EXPR <name, expr OP limit>.
2801 (register_edge_assert_for_2): New helper registering
2802 asserts for comparisons. Recognize range tests of the form
2803 (unsigned)i - CST1 OP CST2.
2804 (register_edge_assert_for_1): Use it.
2805 (register_edge_assert_for): Likewise.
2806 (needs_overflow_infinity): Integer sub-types
2807 do not need overflow infinities.
2808 (vrp_val_is_max): The extreme values of integer sub-types
2809 are those of the base type.
2810 (vrp_val_is_min): Likewise.
2811 * tree.def (ASSERT_EXPR): Document extra allowed conditional
2814 2008-03-28 Nick Clifton <nickc@redhat.com>
2817 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2818 Return GENERAL_REGS for stack adjustment reloads.
2820 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2823 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
2824 const_vector when all the vectors are constant.
2826 2008-03-27 Bob Wilson <bob.wilson@acm.org>
2828 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
2830 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
2831 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
2833 (s<code>_sf): Use new scc_sf attribute for opcode names.
2835 2008-03-27 Tom Tromey <tromey@redhat.com>
2837 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
2838 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
2839 config/spu/t-spu-elf, config/i386/t-interix,
2840 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
2841 config/i386/x-darwin, config/i386/x-mingw32,
2842 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
2843 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
2844 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
2845 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
2846 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
2847 config/rs6000/x-darwin, config/rs6000/t-rs6000,
2848 config/score/t-score-elf, config/arm/t-strongarm-pe,
2849 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
2850 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
2851 Revert automatic dependency patch.
2853 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
2856 * config/i386/i386.c (ix86_function_arg_boundary): Align
2857 decimal floating point to its natural boundary.
2859 2008-03-27 Richard Guenther <rguenther@suse.de>
2862 * fold-const.c (fold_comparison): Restrict distinct decl
2863 comparison folding to VAR_DECLs and PARM_DECLs. Do not
2864 solely rely on operand_equal_p.
2866 2008-03-27 Richard Guenther <rguenther@suse.de>
2869 * c-common.c (handle_weak_attribute): Reject combination of
2872 2008-03-27 Richard Guenther <rguenther@suse.de>
2874 PR tree-optimization/32810
2875 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
2876 conversions from DECL_INITIAL.
2877 (fold_const_aggregate_ref): Likewise from constructor elements.
2879 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
2881 * tree-affine.h (aff_combination_expand): Declare.
2882 (get_inner_reference_aff): Likewise.
2883 * tree-affine.c (aff_combination_expand): Split out from
2884 tree_to_aff_combination_expand.
2885 (get_inner_reference_aff): New function.
2886 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
2887 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
2888 (struct lim_aux_data): sm_done field removed.
2889 (mem_ref_loc_p, mem_ref_locs_p): New types.
2890 (struct mem_ref): Added id, stored, accesses_in_loop,
2891 indep_loop, dep_loop, indep_ref, dep_ref fields.
2892 Removed is_stored, locs and next fields.
2893 (memory_accesses): New variable.
2894 (movement_possibility): Do not allow moving statements
2895 that store to memory.
2896 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
2898 (determine_max_movement): For statements with memory references,
2899 find the outermost loop in that the reference is independent.
2900 (move_computations_stmt): Mark the virtual operands for renaming.
2901 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
2902 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
2903 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
2904 add_vop_ref_mapping, create_vop_ref_mapping_loop,
2905 create_vop_ref_mapping, analyze_memory_references,
2906 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
2907 get_all_locs_in_loop, ref_always_accessed_p,
2908 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2909 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2910 store_motion_loop, store_motion): New functions.
2911 (struct vop_to_refs_elt): New type.
2912 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2913 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2914 (schedule_sm): Replaced by...
2915 (execute_sm): ... this.
2916 (determine_lsm_ref, hoist_memory_references,
2917 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2918 find_more_ref_vops, free_mem_ref, free_mem_refs,
2919 determine_lsm_loop, determine_lsm): Removed.
2920 (tree_ssa_lim_finalize): Free data structures used by store motion.
2921 (tree_ssa_lim): Call analyze_memory_references. Use
2922 store_motion instead of determine_lsm.
2924 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2926 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2927 rename tmake_file to m68hc11/t-m68hc11.
2928 (mcore): Set inhibit_libc to true.
2929 * config.host (alpha*-dec-*vms*): Set extra_programs.
2930 (interix3*): Don't use host_xmake_file.
2931 * configure.ac: Let config.gcc override inhibit_libc.
2932 * configure: Regenerate.
2934 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2935 * config/t-openbsd-thread: Remove commented out lines.
2937 * config/x-interix: Remove.
2939 * config/m68hc11/t-m68hc11-gas: Rename to...
2940 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2942 * config/mcore/t-mcore: Remove T_CFLAGS.
2943 * config/mcore/t-mcore-pe: Likewise.
2945 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2947 * configure.ac: Replace custom __GNU_SOURCE test with
2948 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2949 * aclocal.m4: Regenerate.
2950 * configure: Regenerate.
2951 * config.in: Regenerate.
2953 2008-03-27 Richard Guenther <rguenther@suse.de>
2955 * fold-const.c (target.h): Include.
2956 (fold_comparison): Fold comparison of addresses of decls
2957 that bind locally or of constants. Consolidate address folding code.
2958 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2959 results from fold_binary_to_constant.
2960 (compare_values_warnv): Likewise.
2962 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2965 * fold-const.c (fold_truthop): Check for integeral types when folding
2966 a == 0 && b == 0 and a != 0 || b != 0 .
2968 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2970 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2972 2008-03-26 Andreas Schwab <schwab@suse.de>
2974 * doc/invoke.texi: Fix use of @item vs. @itemx.
2976 2008-03-26 Tom Tromey <tromey@redhat.com>
2978 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2979 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2980 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2981 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2982 build/genconstants.o, build/genemit.o, build/genextract.o,
2983 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2984 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2987 2008-03-26 Richard Guenther <rguenther@suse.de>
2990 2008-03-26 Richard Guenther <rguenther@suse.de>
2992 * fold-const.c (target.h): Include.
2993 (fold_comparison): Fold comparison of addresses of two decls
2994 that bind locally. Consolidate address folding code.
2996 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2998 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2999 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
3000 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
3001 dconstsqrt2, dconstthird, dconste and/or dconst10.
3002 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
3003 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
3004 dconstsqrt2, dconste): Delete.
3005 (init_emit_once): Likewise. Simplify initializing dconstm1.
3007 * real.c (get_real_const): New.
3008 * real.h (dconst3, dconst10, dconstm2, dconstthird,
3009 dconstsqrt2, dconste): Delete.
3010 (real_value_const, get_real_const): New.
3012 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
3014 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
3016 * config/i386/i386.c (ix86_function_arg_boundary): Check
3017 BIGGEST_ALIGNMENT instead of 128.
3018 (setup_incoming_varargs_64): Likewise.
3020 2008-03-26 Tom Tromey <tromey@redhat.com>
3022 * Makefile.in (DEPFILES): Add missing '/'.
3024 2008-03-26 Richard Guenther <rguenther@suse.de>
3026 * fold-const.c (target.h): Include.
3027 (fold_comparison): Fold comparison of addresses of two decls
3028 that bind locally. Consolidate address folding code.
3030 2008-03-26 Nick Clifton <nickc@redhat.com>
3033 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
3034 not allow INT+INT as a legitimate addressing mode.
3036 2008-03-26 Richard Guenther <rguenther@suse.de>
3038 * tree-flow.h (widen_bitfield): Remove declaration.
3039 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
3040 (widen_bitfield): Remove function.
3041 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
3044 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3047 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
3050 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
3052 PR rtl-optimization/35232
3053 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
3054 (forget_old_reloads_1, forget_marked_reloads): Don't clear
3055 reg_reloaded_call_part_clobbered here.
3056 (reload_regs_reach_end_p): New function.
3057 (reload_reg_rtx_for_input): New variable.
3058 (reload_reg_rtx_for_output): Likewise.
3059 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
3060 when reassigning a pseudo register. Load reloadreg from
3061 reload_reg_rtx_for_input, moving the mode and register
3063 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
3064 instead of the original when deciding whether an input reload
3065 would be a no-op or whether an output reload can be deleted.
3066 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
3067 when setting up new_spill_reg_store. Load it from
3068 reload_reg_rtx_for_output, moving the mode and register
3070 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
3071 instead of the original when deciding whether an output reload
3072 would be a no-op. Do the same when modifying insn notes.
3073 Use rtx_equal_p instead of == to compare the registers.
3074 (inherit_piecemeal_p): Take a mode and two register numbers
3076 (emit_reload_insns): Clear new_spill_reg_store for every hard
3077 register in the reload register. Remove spill registers
3078 from reg_reloaded_valid before considering whether to record
3079 inheritance information for them. Use reload_reg_rtx_for_output
3080 instead of reg_rtx when recording output reloads. Use
3081 reload_reg_rtx_for_input instead of reg_rtx when recording
3082 input reloads. Set or clear reg_reloaded_call_part_clobbered
3083 at the same time as setting reg_reloaded_valid.
3084 (delete_output_reload): Add a new_reload_reg parameter and use it
3085 instead of rld[j].reg_rtx.
3086 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
3089 2008-03-25 Tom Tromey <tromey@redhat.com>
3091 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
3092 (build/genattr.o): Likewise.
3093 (build/genattrtab.o): Likewise.
3094 (build/gencodes.o): Likewise.
3095 (build/genconfig.o): Likewise.
3096 (build/genconstants.o): Likewise.
3097 (build/genemit.o): Likewise.
3098 (build/genextract.o): Likewise.
3099 (build/genflags.o): Likewise.
3101 2008-03-25 Bob Wilson <bob.wilson@acm.org>
3103 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
3104 instead of size_int for integer types.
3105 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
3106 to match type of MINUS_EXPR.
3108 2008-03-25 Tom Tromey <tromey@redhat.com>
3110 * configure: Rebuilt.
3111 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
3114 2008-03-25 Tom Tromey <tromey@redhat.com>
3116 * config/x-solaris (host-solaris.o): Update.
3117 * config/x-linux (host-linux.o): Update.
3118 * config/x-hpux (host-hpux.o): Update.
3119 * config/x-darwin (host-darwin.o): Update.
3120 * config/v850/t-v850e (v850-c.o): Update.
3121 * config/v850/t-v850 (v850-c.o): Update.
3122 * config/t-vxworks (vxworks.o): Update.
3123 * config/t-sol2 (sol2-c.o, sol2.o): Update.
3124 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
3125 * config/spu/t-spu-elf (spu-c.o): Update.
3127 * config/sh/t-symbian (sh-c.o): Update.
3128 (symbian.o): Update.
3129 * config/sh/t-sh (sh-c.o): Update.
3130 * config/score/t-score-elf (score7.o, score3.o): Update.
3131 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
3132 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
3133 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
3134 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
3136 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3137 * config/m32c/t-m32c (m32c-pragma.o): Update.
3138 * config/ia64/t-ia64 (ia64-c.o): Update.
3139 * config/i386/x-mingw32 (host-mingw32.o): Update.
3140 * config/i386/x-i386 (driver-i386.o): Update.
3141 * config/i386/x-darwin (host-i386-darwin.o): Update.
3142 * config/i386/x-cygwin (host-cygwin.o): Update.
3143 * config/i386/t-nwld (nwld.o): Update.
3144 * config/i386/t-netware (netware.o): Update.
3145 * config/i386/t-interix (winnt.o): Update.
3146 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
3147 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
3148 msformat-c.o): Update.
3149 * config/bfin/t-bfin-linux (generated_files): Add
3150 linux-sysroot-suffix.h.
3151 * config/arm/t-wince-pe (pe.o): Update.
3152 * config/arm/t-strongarm-pe (pe.o): Update.
3153 * config/arm/t-pe (pe.o): Update.
3154 * config/arm/t-arm (arm-c.o): Update.
3155 * doc/install.texi (Prerequisites): Require make 3.80.
3156 * Makefile.in: Remove .o targets.
3157 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
3158 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
3159 (simple_generated_h, simple_generated_c): Move earlier.
3160 (generated_files): New variable.
3161 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
3162 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
3163 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
3164 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
3165 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
3166 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
3167 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
3168 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
3169 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
3170 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
3171 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
3172 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
3174 (COMPILE.base, COMPILE): New variables.
3175 (%.o): New pattern rule.
3176 (ALL_HOST_OBJS): New variable.
3177 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
3178 (dummy-checksum.o, cc1-checksum.o): Remove.
3179 (DRIVER_SHLIB): New variable.
3180 (DRIVER_DEFINES): Use it.
3181 (gencondmd.c): Move out of build/.
3182 (s-conditions): Update.
3183 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
3184 (ALL_BUILD_OBJS): Likewise.
3185 (build/%.o): Use BUILDCOMPILE.
3186 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
3187 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
3188 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
3189 build/gencheck.o, build/gencodes.o, build/genconditions.o,
3190 build/genconfig.o, build/genconstants.o, build/genemit.o,
3191 build/genextract.o, build/genflags.o, build/genmddeps.o,
3192 build/genopinit.o, build/genoutput.o, build/genpeep.o,
3193 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
3194 build/gen-protos.o, build/scan.o, build/fix-header.o,
3195 build/scan-decls.o): Simplify.
3196 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
3197 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
3198 prefix.o, toplev.o): Reduce to variable setting.
3199 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
3200 ($(out_object_file), gcc-options.o): New targets.
3201 ($(ALL_HOST_OBJS)): New target. Include dependency files.
3202 * configure: Rebuilt.
3203 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
3204 * doc/sourcebuild.texi (Front End Directory): Document new variable.
3206 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
3208 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
3209 complain when we hit an error, return ERROR_MARK_NODE.
3211 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3213 * config/sh/constraints.md (Pso, Psz): New constraints.
3214 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
3215 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
3217 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3219 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3220 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3222 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3224 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3225 (prefetch_sh2a): New.
3227 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3228 Naveen.H.S <naveen.hs@kpitcummins.com>
3230 * config/sh/constraints.md (I28): New constraint.
3231 * config/sh/sh.c (broken_move): Add support for movi20s.
3232 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3234 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3235 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3236 Naveen.H.S <naveen.hs@kpitcummins.com>
3238 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3239 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3240 (print_operand): Handle resbank in %@ operand code.
3241 (sh_encode_section_info): New.
3242 (push_regs): Add conditions for resbank.
3243 (sh_expand_epilogue): Likewise.
3244 (sh_insert_attributes): Likewise.
3245 (sh_attribute_table): Likewise.
3246 (sh_handle_resbank_handler_attribute): New.
3247 (sh2a_handle_function_vector_handler_attribute): New.
3248 (sh2a_is_function_vector_call): New.
3249 (sh2a_get_function_vector_number): New.
3250 (sh2a_function_vector_p): New.
3251 (sh_cfun_resbank_handler_p): New.
3252 * config/sh/sh.md (calli): Emit jsr/n if possible.
3253 (calli_tbr_rel): New.
3254 (calli_pcrel): Emit jsr/n if possible.
3255 (return_i): Emit rts/n if possible.
3256 (call_valuei_tbr_rel): New.
3257 (call_valuei_pcrel): Add condition for SH2A target.
3258 (call_value): Likewise.
3259 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3260 (sh2a_get_function_vector_number): Likewise.
3261 (sh2a_is_function_vector_call): Likewise.
3262 * doc/extend.texi: Document TBR relative addressing of SH2A.
3263 (resbank): Add description for SH2A.
3265 2008-03-24 Richard Guenther <rguenther@suse.de>
3268 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3269 pointer assignments change conversions according to middle-end rules.
3270 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3271 * configure.ac: Include type checking in yes.
3272 * configure: Regenerate.
3274 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3276 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3277 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3279 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3281 * gthr-vxworks.h (UNUSED): Define.
3283 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3285 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3287 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3289 * doc/extend.texi (Function Attributes): Add missing comma in the
3290 example of the "alloc_size" attribute.
3292 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3295 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3297 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3300 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3303 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3304 of the underlying type of a MS bitfield layout to the natural
3305 alignment of the type.
3307 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3309 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3310 to their natural alignment to avoid store forwarding stalls.
3312 2008-03-22 Richard Guenther <rguenther@suse.de>
3314 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3315 For PHI nodes verify the address is invariant.
3316 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3317 (get_symbol_constant_value): Use is_gimple_min_invariant.
3318 (maybe_fold_stmt_indirect): Likewise.
3320 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3322 PR rtl-optimization/33927
3323 * Makefile.in (dse.o): Depend on $(TM_P_H).
3324 * expr.h (extract_low_bits): Declare.
3325 * expmed.c (extract_low_bits): New function.
3326 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3327 * dse.c: Include tm_p.h.
3328 (find_shift_sequence): Remove the read_reg argument and return the
3329 read value. Emit the instructions instead of returning them.
3330 Iterate on new_mode rather than calculating it each time.
3331 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3332 source to NEW_MODE and extract_low_bits to convert the shifted
3334 (replace_read): Allow the load and store to have different mode
3335 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3336 or extraction instructions before trying the replacement. Update
3337 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3339 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3341 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3342 to their natural alignment to avoid store forwarding stalls.
3344 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3347 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3348 encouraging but not allowing gprs for input;
3349 change the input constraint to !f#r.
3350 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3352 change the output constraint to !f#r.
3354 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3357 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3358 corresponding post-reload splitters.
3359 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3360 when x87 FP math is selected.
3361 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3362 New function prototype.
3363 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3364 unreachable function to ease macroization of insn patterns.
3366 2008-03-21 Martin Jambor <mjambor@suse.cz>
3368 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3369 reference dumps if ddr is NULL or dependence is unknown.
3371 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3373 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3374 unsigned extension into account.
3375 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3376 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3377 Do computations on a scratch register.
3379 2008-03-21 Richard Guenther <rguenther@suse.de>
3381 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3382 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3383 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3384 * tree-ssa-dom.c (record_equality): Likewise.
3385 * tree-inline.c (copy_body_r): Likewise.
3386 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3389 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3391 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3392 as 'delete_unused' argument.
3394 2008-03-20 Richard Guenther <rguenther@suse.de>
3396 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3397 special casing of constant qualifiers.
3398 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3399 care about them in general.
3400 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3401 regardless of their type.
3402 (fold_stmt_r): Forcefully fold *& if we end up with that.
3404 2008-03-20 Paul Brook <paul@codesourcery.com>
3406 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3407 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3409 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3411 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3412 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3414 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3416 * common.opt (Wmudflap): New option.
3417 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3418 (mx_register_decls): Likewise.
3419 (mudflap_finish_file): Likewise.
3420 * doc/invoke.texi: Document -Wno-mudflap.
3422 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3424 * c-format.c (replace_format_name_to_system_name): New.
3426 (convert_format_name_to_system_name): New.
3427 (decode_format_attr): Add use of convert_format_name_to_system_name.
3428 (format_types_orig): Add gnu_ prefix to names.
3429 (check_format_info_main): Special treating of \0 escaped names for
3430 supporting multi-character format specifiers as I32, I64.
3431 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3432 (gnu_target_overrides_format_attributes): New.
3433 * c-format.h: Add structure target_ovr_attr to hold
3434 system specific formatter names.
3435 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3436 msformat-c.o file to c_target_objs and cxx_target_objs.
3437 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3438 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3439 (TARGET_N_FORMAT_TYPES): New.
3440 * config/i386/msformat-c.c: New.
3441 * config/i386/t-cygming: Add build rule for msformat-c.o.
3442 * doc/extend.texi: Add new format names gnu_* and ms_* and
3444 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3446 2008-03-20 Ira Rosen <irar@il.ibm.com>
3448 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
3449 optimizations turned on under -O3.
3450 (ftree-vectorize): Add that the flag is turned on with -O3.
3452 2008-03-20 Ben Elliston <bje@au.ibm.com>
3454 * regmove.c (try_auto_increment): Fix spelling error in comment.
3455 * final.c (final_scan_insn): Likewise.
3457 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
3460 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
3461 allocator preferences for "y" and "r" class registers.
3462 ("*mov<mode>_internal"): Ditto.
3463 ("*movv2sf_internal_rex64"): Ditto.
3464 ("*movv2sf_internal"): Ditto.
3466 2008-03-19 Michael Matz <matz@suse.de>
3469 * calls.c (expand_call): Check overlap of arguments with call
3470 address for sibcalls.
3472 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3475 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3476 of the underlying type of a MS bitfield layout to the natural
3477 alignment of the type.
3479 2008-03-19 Jan Hubicka <jh@suse.cz>
3482 * toplev.c (decode_d_option): Handle all CPP flags.
3483 * tree-vrp.c: Update tree_pass descriptors.
3484 * regrename.c: Update tree_pass descriptors.
3485 * fwprop.c: Update tree_pass descriptors.
3486 * doc/invoke.texi: Remove documentation of dropped -d? flags.
3487 * tree-into-ssa.c: Update tree_pass descriptors.
3488 * tree-dump.c: Update tree_pass descriptors.
3489 * tree-complex.c: Update tree_pass descriptors.
3490 * tree-dump.h: Update tree_pass descriptors.
3491 * see.c: Update tree_pass descriptors.
3492 * cgraphbuild.c: Update tree_pass descriptors.
3493 * tracer.c: Update tree_pass descriptors.
3494 * tree-loop-distribution.c: Update tree_pass descriptors.
3495 * cgraph.c: Update tree_pass descriptors.
3496 * postreload-gcse.c: Update tree_pass descriptors.
3497 * postreload.c: Update tree_pass descriptors.
3498 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
3499 * tree-tailcall.c: Update tree_pass descriptors.
3500 * tree-pass.h (tree_opt_pass): Rename to ...
3501 (opt_pass) ... this one; add "type" field and remove letter field.
3502 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
3503 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
3504 all_lowering_passes): Update declaration.
3505 * ipa-cp.c: Update tree_pass descriptors.
3506 * final.c: Update tree_pass descriptors.
3507 * omp-low.c: Update tree_pass descriptors.
3508 * tree-ssa-dse.c: Update tree_pass descriptors.
3509 * ipa-reference.c: Update tree_pass descriptors.
3510 * tree-ssa-uncprop.c: Update tree_pass descriptors.
3511 * auto-inc-dec.c: Update tree_pass descriptors.
3512 * reorg.c: Update tree_pass descriptors.
3513 * cgraphunit.c: Update tree_pass descriptors.
3514 * tree-ssa-copyrename.c: Update tree_pass descriptors.
3515 * tree-ssa-ccp.c: Update tree_pass descriptors.
3516 * df-core.c: Update tree_pass descriptors.
3517 * mode-switching.c: Update tree_pass descriptors.
3518 * tree-nomudflap.c: Update tree_pass descriptors.
3519 * modulo-sched.c: Update tree_pass descriptors.
3520 * ipa-pure-const.c: Update tree_pass descriptors.
3521 * cse.c: Update tree_pass descriptors.
3522 * web.c: Update tree_pass descriptors.
3523 * tree-stdarg.c: Update tree_pass descriptors.
3524 * tree-ssa-math-opts.c: Update tree_pass descriptors.
3525 * tree-ssa-dom.c: Update tree_pass descriptors.
3526 * tree-nrv.c: Update tree_pass descriptors.
3527 * tree-ssa-alias.c: Update tree_pass descriptors.
3528 * loop-init.c: Update tree_pass descriptors.
3529 * gimple-low.c: Update tree_pass descriptors.
3530 * ipa-inline.c: Update tree_pass descriptors.
3531 * tree-ssa-sink.c: Update tree_pass descriptors.
3532 * global.c: Update tree_pass descriptors.
3533 * ifcvt.c: Update tree_pass descriptors.
3534 * jump.c: Update tree_pass descriptors.
3535 * predict.c: Update tree_pass descriptors.
3536 * tree-ssa-loop.c: Update tree_pass descriptors.
3537 * recog.c: Update tree_pass descriptors.
3538 * dse.c: Update tree_pass descriptors.
3539 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
3540 * tree-eh.c: Update tree_pass descriptors.
3541 * regmove.c: Update tree_pass descriptors.
3543 * function.c: Update tree_pass descriptors.
3544 * tree-vectorizer.c: Update tree_pass descriptors.
3545 * gcse.c: Update tree_pass descriptors.
3546 * ipa-type-escape.c: Update tree_pass descriptors.
3547 * tree-if-conv.c: Update tree_pass descriptors.
3548 * init-regs.c: Update tree_pass descriptors.
3549 * ipa.c: Update tree_pass descriptors.
3550 * tree-ssa-phiopt.c: Update tree_pass descriptors.
3551 * rtl-factoring.c: Update tree_pass descriptors.
3552 * lower-subreg.c: Update tree_pass descriptors.
3553 * bt-load.c: Update tree_pass descriptors.
3554 * tree-dfa.c: Update tree_pass descriptors.
3555 * except.c: Update tree_pass descriptors.
3556 * emit-rtl.c: Update tree_pass descriptors.
3557 * cfgexpand.c: Update tree_pass descriptors.
3558 * tree-cfgcleanup.c: Update tree_pass descriptors.
3559 * cfgcleanup.c: Update tree_pass descriptors.
3560 * tree-ssa-pre.c: Update tree_pass descriptors.
3561 * tree-sra.c: Update tree_pass descriptors.
3562 * tree-mudflap.c: Update tree_pass descriptors.
3563 * tree-ssa-copy.c: Update tree_pass descriptors.
3564 * cfglayout.c: Update tree_pass descriptors.
3565 * tree-ssa-forwprop.c: Update tree_pass descriptors.
3566 * tree-ssa-dce.c: Update tree_pass descriptors.
3567 * tree-ssa.c: Update tree_pass descriptors.
3568 * regclass.c: Update tree_pass descriptors.
3569 * integrate.c: Update tree_pass descriptors.
3570 * tree-optimize.c: Update tree_pass descriptors.
3571 * tree-ssa-phiprop.c: Update tree_pass descriptors.
3572 * tree-object-size.c: Update tree_pass descriptors.
3573 * combine.c: Update tree_pass descriptors.
3574 * tree-outof-ssa.c: Update tree_pass descriptors.
3575 * bb-reorder.c: Update tree_pass descriptors.
3576 * stack-ptr-mod.c: Update tree_pass descriptors.
3577 * var-tracking.c: Update tree_pass descriptors.
3578 * tree-profile.c: Update tree_pass descriptors.
3579 * tree-vect-generic.c: Update tree_pass descriptors.
3580 * reg-stack.c: Update tree_pass descriptors.
3581 * sched-rgn.c: Update tree_pass descriptors.
3582 * tree-ssa-structalias.c: Update tree_pass descriptors.
3583 * tree-cfg.c: Update tree_pass descriptors.
3584 * passes.c (current_pass): Update declaration.
3585 (finish_optimization_passes): Update.
3586 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
3587 (register_one_dump_file, register_dump_files_1, next_pass_1):
3589 (init_optimization_passes): Update handling of new types.
3590 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
3591 * ipa-struct-reorg.c: Update tree_pass descriptors.
3592 * tree-ssa-reassoc.c: Update tree_pass descriptors.
3593 * combine-stack-adj.c: Update tree_pass descriptors.
3594 * cfgrtl.c: Update tree_pass descriptors.
3595 * dce.c: Update tree_pass descriptors.
3596 * tree-ssanames.c: Update tree_pass descriptors.
3598 2008-03-19 Richard Guenther <rguenther@suse.de>
3601 * tree-ssa.c (walk_data): New structure.
3602 (warn_uninitialized_var): If not always_executed warn with "maybe"
3604 (execute_early_warn_uninitialized): Compute post-dominators.
3605 Initialize always_executed before processing each basic block.
3607 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3610 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3611 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3613 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3615 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3617 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3619 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3621 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3622 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3623 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3624 target after ignore has been set, and move there also the commputation
3625 of subtarget and original_target.
3626 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3627 (LANG_HOOKS_INITIALIZER): Remove it.
3628 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3630 2008-03-18 Richard Guenther <rguenther@suse.de>
3632 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3633 found an expression with constants, note that in the VN for the lhs.
3634 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3635 fold them to constants if possible. Run cleanup_cfg if done so.
3636 (execute_pre): Return todo.
3638 (execute_fre): Likewise.
3639 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3641 (get_prop_source_stmt): Look through pointer conversions.
3643 2008-03-18 Jan Hubicka <jh@suse.cz>
3645 * tree-pretty-print.c: Include predict.h.
3646 (dump_generic_node): Dump predictor.
3647 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3648 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3649 * gimple-low.c (lower_stmt): Likewise.
3650 * expr.c (expand_expr_real): Likewise.
3651 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3653 (build_predict_expr, build_predict_expr): New.
3654 * predict.h (predictor_name, build_predict_expr): Update.
3655 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3656 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3657 * predict.def (PRED_CONTINUE): Update hitrate.
3658 * tree.def (PREDICT_EXPR): Define.
3659 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3660 do not handle BIND_EXPR.
3661 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3662 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3663 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3666 2008-03-18 Michael Matz <matz@suse.de>
3668 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3670 2008-03-18 Richard Guenther <rguenther@suse.de>
3672 * tree-gimple.h (is_gimple_invariant_address): Declare.
3673 (is_gimple_constant): Likewise.
3674 * tree-gimple.c (is_gimple_constant): New function.
3675 (is_gimple_invariant_address): Likewise.
3676 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3677 and is_gimple_invariant_address.
3678 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
3680 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
3681 an addressable base.
3683 2008-03-18 Jakub Jelinek <jakub@redhat.com>
3686 * gimplify.c (gimplify_expr): Gimplify second operand of
3689 2008-03-17 Richard Guenther <rguenther@suse.de>
3691 PR tree-optimization/19637
3692 * fold-const.c (fold_unary): Remove restrictions of removing
3693 intermediate pointer-conversions (P2)(P1)P0.
3694 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
3695 conversion to void pointer.
3696 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
3698 2008-03-16 James E. Wilson <wilson@tuliptree.org>
3701 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
3702 emulated thread local variables.
3704 2008-03-16 Richard Guenther <rguenther@suse.de>
3707 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
3708 expand TREE_INVARIANT operations that are not gimple invariant.
3710 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
3712 * doc/extend.texi (Alignment): Say that the ABI controls
3713 the __alignof__ for non-strict-alignment targets rather
3714 than being a recommendation.
3716 2008-03-15 Paul Brook <paul@codesourcery.com>
3718 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
3720 (arm_output_fn_unwind): Mark functions that can not be unwound.
3722 2008-03-15 Paul Brook <paul@codesourcery.com>
3724 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
3725 extension instructions.
3727 2008-03-15 Richard Guenther <rguenther@suse.de>
3729 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
3730 and fold constant aggregate refs.
3731 (fold_const_aggregate_ref): Handle string constants
3732 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
3733 (evaluate_stmt): Simplify now that ccp_fold folds constant
3736 2008-03-15 Paul Brook <paul@codesourcery.com>
3738 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
3739 (extzv): Use gen_extzv_t2.
3740 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
3742 2008-03-15 Richard Guenther <rguenther@suse.de>
3744 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
3745 (fold_const_aggregate_ref): Likewise.
3746 (get_value): Return NULL if we don't have any values.
3747 (ccp_finalize): Set const_val to NULL after freeing it.
3748 * tree-flow.h (get_symbol_constant_value): Declare.
3749 (fold_const_aggregate_ref): Likewise.
3750 * tree-ssa-sccvn.c (try_to_simplify): Use them.
3752 2008-03-15 Richard Guenther <rguenther@suse.de>
3755 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
3756 to not produce negative array indices if not allowed. Add
3757 parameter to indicate that.
3758 (maybe_fold_offset_to_component_ref): Allow negative array
3759 indices only for the first member of a structure.
3760 (maybe_fold_offset_to_reference): Allow negative array indices.
3761 (maybe_fold_stmt_addition): Likewise.
3763 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
3764 Anatoly Sokolov <aesok@post.ru>
3766 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
3767 (avr_arch): Add ARCH_AVR6.
3768 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
3769 (initial_elimination_offset): Initialize and use 'avr_pc_size'
3770 instead of fixed value 2.
3771 (print_operand_address): Use gs() asm specifier instead of pm().
3772 (avr_assemble_integer): (Ditto.).
3773 (avr_output_addr_vec_elt): (Ditto.).
3774 (print_operand): Handle "!" code.
3775 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
3776 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
3777 (AVR_HAVE_EIJMP_EICALL): Define.
3778 (AVR_3_BYTE_PC): Redefine.
3779 (AVR_2_BYTE_PC): (Ditto.).
3780 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
3781 (LINK_SPEC): Add atmega2560 and atmega2561.
3782 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
3784 * config/avr/avr.md (call_insn): Use eicall instead of icall
3785 for 3 byte PC devices.
3786 (call_value_insn): (Ditto.).
3787 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
3788 (indirect_jump): Use only for for 2 byte PC devices.
3789 (*tablejump): (Ditto.).
3790 (*indirect_jump_avr6): Add insn.
3791 (*tablejump_rjmp): Don't use for 3 byte PC devices.
3792 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
3793 instead of ijmp for 3 byte PC devices.
3794 (__tablejump2__): (Ditto.).
3795 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
3796 (MULITLIB_DIRNAMES): (Ditto.).
3797 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
3799 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
3801 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
3802 "sse2_umulsidi3". Use V1DI mode for operand 0.
3803 ("mmx_psadbw"): Use V1DI mode for operand 0.
3804 * config/i386/i386-modes.def (V1SI): New vector mode.
3805 * config/i386/i386.c (struct builtin_description)
3806 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
3807 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
3808 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
3809 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
3810 v1di_ftype_v8qi_v8qi type.
3811 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
3813 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
3814 __builtin_ia32_pmuludq]: Fix the mode of return value.
3816 2008-03-15 Richard Guenther <rguenther@suse.de>
3819 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
3822 2008-03-14 Bob Wilson <bob.wilson@acm.org>
3824 * doc/invoke.texi (Option Summary, Xtensa Options): Document
3825 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
3826 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
3827 unless TARGET_SERIALIZE_VOLATILE is enabled.
3828 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
3829 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
3830 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
3832 2008-03-14 Richard Guenther <rguenther@suse.de>
3834 PR tree-optimization/34172
3835 * tree-flow.h (refs_may_alias_p): Declare.
3836 (get_single_def_stmt): Likewise.
3837 (get_single_def_stmt_from_phi): Likewise.
3838 (get_single_def_stmt_with_phi): Likewise.
3839 * tree-dfa.c (refs_may_alias_p): New function.
3840 (get_single_def_stmt): Likewise.
3841 (get_single_def_stmt_from_phi): Likewise.
3842 (get_single_def_stmt_with_phi): Likewise.
3843 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
3844 (vn_reference_lookup_1): New helper function.
3845 (vn_reference_lookup): Walk the virtual use-def chain to
3846 continue searching for a match if the def does not alias the
3847 reference we are looking for.
3849 2008-03-14 David Edelsohn <edelsohn@gnu.org>
3851 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
3852 archive and Perzl. Update The Written Word listing.
3854 2008-03-14 Richard Guenther <rguenther@suse.de>
3856 PR tree-optimization/34043
3857 PR tree-optimization/33989
3858 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
3860 (bitmap_find_leader): Use extra argument to verify dominance
3861 relationship inside a basic-block.
3862 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
3863 (find_leader_in_sets): Adjust.
3864 (create_component_ref_by_pieces): Take extra argument for
3865 dominance check, handle lookup failures.
3866 (find_or_generate_expression): Likewise.
3867 (create_expression_by_pieces): Likewise.
3868 (insert_into_preds_of_block): Adjust.
3869 (create_value_expr_from): If asked for, verify all operands
3870 are in the blocks AVAIL_OUT set.
3871 (make_values_for_stmt): Check for SSA_NAMEs that are life
3872 over an abnormal edge.
3873 (compute_avail): Remove such check.
3874 (do_SCCVN_insertion): New function.
3875 (eliminate): If we do not find a leader suitable for replacement
3876 insert a replacement expression from SCCVN if available.
3877 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
3878 (struct vn_ssa_aux): Add needs_insertion flag.
3879 * tree-ssa-sccvn.c (may_insert): New global flag.
3880 (copy_reference_ops_from_ref): Value-number union member access
3881 based on its size, not type and member if insertion is allowed.
3882 (visit_reference_op_load): For a weak match from union type
3883 punning lookup a view-converted value and insert a SSA_NAME
3884 for that value if that is not found.
3885 (visit_use): Make dumps shorter. Do not disallow value numbering
3886 SSA_NAMEs that are life over an abnormal edge to constants.
3887 (free_scc_vn): Release inserted SSA_NAMEs.
3888 (run_scc_vn): New flag to specify whether insertion is allowed.
3889 Process SSA_NAMEs in forward order.
3890 * tree-ssa-loop-im.c (for_each_index): Handle invariant
3891 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
3892 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
3893 pointer type to/from integral types that do not change the
3894 precision to regular conversions.
3896 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3898 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3899 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3900 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
3901 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
3902 input arguments and the mode of return value. Built-in functions
3903 that operate on whole 64-bit MMX register now use V1DI mode.
3905 2008-03-13 Alon Dayan <alond@il.ibm.com>
3906 Olga Golovanevsky <olga@il.ibm.com>
3908 PR tree-optimization/35041
3909 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3910 to locate the right position in a statement.
3912 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3916 * config/i386/xmmintrin.h: Change all static inline functions to
3917 extern inline and add __gnu_inline__ attribute.
3918 * config/i386/bmintrin.h: Ditto.
3919 * config/i386/smmintrin.h: Ditto.
3920 * config/i386/tmmintrin.h: Ditto.
3921 * config/i386/mmintrin-common.h: Ditto.
3922 * config/i386/ammintrin.h: Ditto.
3923 * config/i386/emmintrin.h: Ditto.
3924 * config/i386/pmmintrin.h: Ditto.
3925 * config/i386/mmintrin.h: Ditto.
3926 * config/i386/mm3dnow.h: Ditto.
3928 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3931 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3932 (lower_omp_2): New function.
3933 (lower_omp_1, lower_omp): Rewritten.
3935 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3938 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3939 with the phrase "Microsoft Windows compilers".
3940 (Push/Pop Macro Pragmas): New subsection. Document
3941 #pragma push_macro and pragma pop_macro.
3943 2008-03-12 Paul Brook <paul@codesourcery.com>
3945 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3947 2008-03-12 Paul Brook <paul@codesourcery.com>
3949 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3950 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3951 (thumb2_addsi_shortim): Rename ...
3952 (thumb2_addsi_short): ... to this. Allow register operands.
3953 (thumb2_subsi_short): New pattern.
3954 (thumb2_one_cmplsi2_short,
3955 thumb2_negsi2_short): New patterns and peepholes.
3957 2008-03-12 Paul Brook <paul@codesourcery.com>
3959 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3961 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3963 * config/i386/i386.md (int_cond): New code iterator.
3965 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3966 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3967 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3968 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3969 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3970 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3971 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3972 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3974 2008-03-12 Paul Brook <paul@codesourcery.com>
3976 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3977 instead of {arm,thumb}_compute_save_reg_mask.
3978 (output_return_instruction): Ditto.
3979 (thumb_unexpanded_epilogue): Ditto.
3980 (thumb1_expand_prologue): Ditto.
3981 (thumb1_output_function_prologue): Ditto.
3982 (arm_set_return_address): Ditto.
3983 (thumb_set_return_address): Ditto.
3984 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3985 regs to achieve stack alignment.
3986 (thumb1_compute_save_reg_mask): Fix compiler warning.
3987 (arm_output_epilogue): Use offsets->saved_regs_mask.
3988 Adjust stack pointer by poping call clobered registers.
3989 (arm_expand_prologue): Use offsets->saved_regs_mask.
3990 Adjust stack pointer by pushing extra registers.
3991 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3993 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3996 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3997 conversion to the operands of a multiplication.
3999 2008-03-12 Richard Guenther <rguenther@suse.de>
4001 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
4002 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
4003 * timevar.def (TV_TREE_PHIPROP): Add.
4004 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
4005 pass description. Use TV_TREE_PHIPROP.
4006 * tree-ssa-forwprop.c: Remove phiprop code.
4008 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4011 * omp-low.c (maybe_lookup_decl): Constify first argument.
4012 (use_pointer_for_field): Change last argument from bool to
4013 omp_context *. Disallow shared copy-in/out in nested
4014 parallel if decl is shared in outer parallel too.
4015 (build_outer_var_ref, scan_sharing_clauses,
4016 lower_rec_input_clauses, lower_copyprivate_clauses,
4017 lower_send_clauses, lower_send_shared_vars): Adjust callers.
4019 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
4020 Ira Rosen <irar@il.ibm.com>
4022 * tree-vectorizer.c (free_stmt_vec_info): New function.
4023 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
4024 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
4025 * tree-vectorizer.h (free_stmt_vec_info): Declare.
4026 * tree-vect-transform.c (vectorizable_conversion): Free
4027 vec_oprnds0 if it was allocated.
4028 (vect_permute_store_chain): Remove unused VECs.
4029 (vectorizable_store): Free VECs that are allocated in the..
4031 (vect_transform_strided_load, vectorizable_load): Likewise.
4032 (vect_remove_stores): Simplify the code.
4033 (vect_transform_loop): Move code to vect_remove_stores().
4034 Call vect_remove_stores() and free_stmt_vec_info().
4036 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4038 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
4039 TARGET_HPUX. Revise comment.
4040 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
4041 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
4042 Use sr4 variant of `be' instruction when not generating PIC code.
4043 (attr_length_call): Adjust for above change.
4045 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4047 * ipa-reference.c (static_execute): Remove module_statics_const and
4048 associated setting code.
4050 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4053 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
4054 predicate for operand 1.
4055 (paritysi2_cmp): Use register_operand predicate for operand 2.
4056 Use earlyclobber modifier for operand 1. Remove support for
4058 (paritydi2_cmp): Use register_operand predicate for operand 3.
4059 Use earlyclobber modifier for operand 1. Remove support for
4062 2008-03-11 Paul Brook <paul@codesourcery.com>
4063 Vladimir Prus <vladimir@codesourcery.com>
4065 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
4066 (arm_compute_save_reg0_reg12_mask): Always
4067 check if register 11 must be saved. Always safe hard frame pointer
4068 when frame_pointer_needeed.
4069 (arm_compute_save_reg_mask): Save IP and PC
4070 only with apcs frames.
4071 (arm_output_epilogue): Adjust Thumb2 codepath to
4072 be also invoked and work for ARM non-apcs frames.
4073 (arm_expand_prologue): Don't bother saving IP
4074 for non-apcs frame, since it's not clobbered by
4075 prologue code. Implement non-apcs frame
4078 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4080 PR rtl-optimization/35281
4081 * expr.c (convert_move): Use a new pseudo for the intermediate
4082 from_mode->word_mode result.
4084 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4086 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
4087 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
4088 * toplev.c (compile_file): Don't call it.
4090 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4093 * expr.c (store_expr): Call emit_block_move if the mode
4094 of "temp" RTX is BLKmode.
4096 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4097 Richard Guenther <rguenther@suse.de>
4099 PR tree-optimization/31358
4100 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
4101 the step with a NULL_TREE.
4102 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
4103 to sizetype if type is a pointer type.
4104 (add_candidate_1): Don't convert the base and step to
4105 the generic type if the orginal type is a pointer type.
4106 (add_iv_value_candidates): Use sizetype for the step
4107 if type is a pointer type.
4108 (cand_value_at): Likewise.
4109 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4111 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
4112 Don't convert the tem affine to the type.
4113 (add_elt_to_tree): Use sizetype for the step if a pointer.
4114 Use POINTER_PLUS_EXPR for pointers.
4115 (aff_combination_to_tree): Use sizetype for the step if a
4118 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
4120 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
4121 Remove commutativity hint.
4123 2008-03-10 Jakub Jelinek <jakub@redhat.com>
4127 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
4128 errorneous type. Check that v is a VAR_DECL.
4131 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
4133 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
4135 PR tree-optimization/35494
4136 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
4137 may be overriden at link and run time.
4139 2008-03-10 Richard Guenther <rguenther@suse.de>
4141 PR tree-optimization/34677
4142 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
4143 (poolify_tree): Likewise.
4144 (modify_expr_template): Likewise.
4145 (poolify_modify_stmt): Likewise.
4146 (insert_fake_stores): Handle all component-ref style stores
4147 in addition to INDIRECT_REF. Also handle complex types.
4148 Do not poolify the inserted load.
4149 (realify_fake_stores): Do not rebuild the tree but only
4150 make it a SSA_NAME copy.
4151 (init_pre): Remove initialzation of modify_expr_template.
4152 Do not allocate modify_expr_node_pool.
4153 (fini_pre): Do not free modify_expr_node_pool.
4155 2008-03-10 Paul Brook <paul@codesourcery.com>
4157 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
4160 2008-03-10 Paul Brook <paul@codesourcery.com>
4161 Mark Shinwell <shinwell@codesourcery.com>
4163 * config/arm/cortex-r4.md: New.
4164 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
4166 * config/arm/arm.md: Include cortex-r4.md.
4167 (insn): Add smmls, sdiv and udiv values.
4168 (generic_sched): Don't use generic scheduling for Cortex-R4.
4169 (arm_issue_rate): New function.
4170 (TARGET_SCHED_ISSUE_RATE): Define.
4172 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
4174 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
4176 2008-03-10 Richard Guenther <rguenther@suse.de>
4178 * tree-ssa-pre.c (get_sccvn_value): Simplify.
4179 (compute_avail): Do not add stmt uses to AVAIL_OUT.
4181 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
4183 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4184 Set default to true.
4186 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4188 * c.opt (Wsynth): Deprecate.
4189 * doc/invoke.texi (Option Summary, Warning Options): Document
4190 -Wno-format-contains-nul.
4192 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
4195 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
4196 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
4198 2008-03-09 Ira Rosen <irar@il.ibm.com>
4200 * config/rs6000/rs6000.c (builtin_description): Rename vector
4201 left shift operations.
4202 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
4203 (altivec_vsl<VI_char>): Rename to ...
4204 (ashl<mode>3): ... new name.
4205 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
4207 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
4209 2008-03-08 Richard Guenther <rguenther@suse.de>
4211 * coverage.h (tree_coverage_counter_addr): Declare.
4212 * coverage.c (tree_coverage_counter_addr): New function.
4213 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
4215 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
4216 (tree_gen_one_value_profiler): Likewise.
4217 (tree_gen_ic_profiler): Likewise.
4218 (tree_gen_average_profiler): Likewise.
4219 (tree_gen_ior_profiler): Likewise.
4221 2008-03-08 Richard Guenther <rguenther@suse.de>
4223 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4224 (vn_binary_op_insert): Likewise.
4225 (vn_unary_op_lookup): Likewise.
4226 (vn_unary_op_insert): Likewise.
4227 (vn_nary_op_lookup): Declare.
4228 (vn_nary_op_insert): Likewise.
4229 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4230 and binary hashes, use a single obstack for unary_op_pool
4232 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4233 a single struct vn_nary_op_s. Store tree code length and
4234 a variable number of operands.
4235 (struct vn_reference_op_struct): Remove unused op2.
4236 (vn_reference_op_eq): Do not compare op2.
4237 (vn_reference_op_compute_hash): Do not compute hash of op2.
4238 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4239 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4240 with vn_nary_op_compute_hash.
4241 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4242 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4244 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4246 (visit_unary_op): Call nary functions.
4247 (visit_binary_op): Likewise.
4248 (process_scc): Adjust for struct vn_tables_s changes.
4249 (allocate_vn_table): Likewise.
4250 (free_vn_table): Likewise.
4251 * tree-vn.c (vn_add): Call nary functions.
4252 (vn_lookup): Likewise.
4254 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4257 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4258 wdst back after sync_compare_and_swapqhi_internal.
4260 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4263 * config/i386/i386-modes.def (V1DI): New vector mode.
4264 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4265 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4266 (MMXMODE248): Ditto.
4267 (MMXMODE): Add V1DI mode.
4268 (mmxvecsize): Change DI mode to V1DI mode.
4269 ("mov<mode>): Use MMXMODEI8 mode iterator.
4270 ("*mov<mode>_internal_rex64"): Ditto.
4271 ("*mov<mode>_internal"): Ditto.
4272 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4273 ("mmx_sub<mode>3"): Ditto.
4274 ("mmx_adddi3"): Remove insn pattern.
4275 ("mmx_subdi3"): Ditto.
4276 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4277 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4278 ("mmx_ashl<mode>3"): Ditto.
4279 ("mmx_lshrdi3"): Remove insn pattern.
4280 ("mmx_ashldi3"): Ditto.
4281 * config/i386/i386.c (classify_argument): Handle V1DImode.
4282 (function_arg_advance_32): Ditto.
4283 (function_arg_32): Ditto.
4284 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4285 mmx_addv1di3 insn pattern.
4286 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4287 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4288 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4289 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4290 Remove definitions of built-in functions.
4291 (V1DI_type_node): New node.
4292 (v1di_ftype_v1di_int): Ditto.
4293 (v1di_ftype_v1di_v1di): Ditto.
4294 (v2si_ftype_v2si_si): Ditto.
4295 (v4hi_ftype_v4hi_di): Remove node.
4296 (v2si_ftype_v2si_di): Ditto.
4297 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4298 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4299 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4300 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4301 Add new builtins using def_builtin_const.
4302 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4303 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4304 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4305 * config/i386/mmintrin.h (__v1di): New typedef.
4306 (_mm_add_si64): Cast arguments to __v1di type.
4307 (_mm_sub_si64): Ditto.
4308 (_mm_sll_pi16): Cast __count to __v4hi type.
4309 (_mm_sll_pi32): Cast __count to __v2si type.
4310 (_mm_sll_si64): Cast arguments to __v1di type.
4311 (_mm_srl_pi16): Cast __count to __v4hi type.
4312 (_mm_srl_pi32): Cast __count to __v2si type.
4313 (_mm_srl_si64): Cast arguments to __v1di type.
4314 (_mm_sra_pi16): Cast __count to __v4hi type.
4315 (_mm_sra_pi32): Cast __count to __v2si type.
4316 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4317 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4318 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4319 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4320 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4321 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4322 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4323 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4324 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4325 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4326 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4327 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4329 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4331 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4333 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4336 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4337 reg+const addressing for Altivec modes. Don't generate reg+reg
4338 addressing for TFmode or TDmode quantities.
4340 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4342 * c-common.c (vector_types_convertible_p): Call langhook
4343 instead of comptypes.
4345 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4348 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4349 integral and scalar float variables which have a
4352 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4354 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4355 dwarf_register_span hook when emitting unwind information for
4356 register-to-memory saves.
4357 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4358 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4360 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4362 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4363 for the same VAR_DECL.
4365 2008-03-06 Tom Tromey <tromey@redhat.com>
4368 * doc/standards.texi (Standards): Don't mention treelang.
4369 * doc/invoke.texi (Overall Options): Don't mention treelang.
4370 * doc/install.texi (Prerequisites): Don't mention bison or
4372 (Configuration): Don't mention treelang.
4373 (Building): Likewise.
4374 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4376 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4378 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4379 word-extractions out of a multi-word object.
4381 2008-03-06 Richard Guenther <rguenther@suse.de>
4383 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4384 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4385 result type and precision.
4386 * expr.c (get_inner_reference): Set unsignedp based on the result
4387 type of BIT_FIELD_REF.
4388 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4389 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4390 (try_instantiate_multiple_fields): Likewise. Use the correct type
4392 (sra_build_assignment): Likewise.
4393 (sra_build_elt_assignment): Likewise.
4394 (sra_explode_bitfield_assignment): Likewise.
4395 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4396 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4397 set BIT_FIELD_REF_UNSIGNED.
4398 (vectorizable_load): Likewise.
4400 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4402 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4405 2008-03-06 Richard Guenther <rguenther@suse.de>
4407 * alias.c (struct alias_set_entry): Move has_zero_child field
4408 to pack with alias_set.
4410 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4412 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4415 2008-03-05 Ian Lance Taylor <iant@google.com>
4417 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4419 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4421 * fwprop.c (update_df): Support width and offset parameters of
4423 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4424 global_conflicts): Change DF_REF_EXTRACT to either
4425 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4426 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4427 * df-scan.c (df_ref_record, df_defs_record,
4428 df_ref_create_structure, df_def_record_1, df_uses_record,
4429 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4430 df_bb_refs_collect, df_entry_block_defs_collect,
4431 df_exit_block_uses_collect): Support new width and offset fields.
4432 (ref_extract_pool): New storage pool.
4433 (df_free_ref): New function.
4434 (df_reg_chain_unlink, df_free_collection_rec,
4435 df_sort_and_compress_refs): Call df_free_ref.
4436 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4438 (df_ref_create_structure): Allocate df_ref_extract if offset and
4439 width fields are used.
4440 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
4441 (df_uses_record): Get offset and width from ZERO_EXTRACT
4443 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
4444 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4445 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4446 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
4447 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4448 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4449 (df_ref_extract): New structure.
4450 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
4451 (df_ref_create): Add width and offset parameters.
4453 2008-03-05 Richard Guenther <rguenther@suse.de>
4455 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4456 Use ranges_overlap_p.
4457 (offset_overlaps_with_access): Rename
4458 to ranges_overlap_p and move ...
4459 * tree-flow-inline.h (ranges_overlap_p): ... here.
4461 * tree.h (get_inner_reference, handled_component_p): Update
4464 * tree.h (record_component_aliases, get_alias_set,
4465 alias_sets_conflict_p, alias_sets_must_conflict_p,
4466 objects_must_conflict_p): Move declarations ...
4467 * alias.h (record_component_aliases, get_alias_set,
4468 alias_sets_conflict_p, alias_sets_must_conflict_p,
4469 objects_must_conflict_p): ... here.
4470 Include coretypes.h.
4471 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
4473 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
4475 * cfg.c: Include tree-flow.h.
4476 (remove_edge_raw): Call redirect_edge_var_map_clear.
4477 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
4478 * tree-flow-inline.h (redirect_edge_var_map_def): New.
4479 (redirect_edge_var_map_result): New.
4480 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
4481 PENDING_STMT use with redirect_edge_var_map_*.
4482 * tree-ssa.c (edge_var_maps): New definition.
4483 (redirect_edge_var_map_add): New.
4484 (redirect_edge_var_map_clear): New.
4485 (redirect_edge_var_map_dup): New.
4486 (redirect_edge_var_map_vector): New.
4487 (redirect_edge_var_map_destroy): New.
4488 (ssa_redirect_edge): Replace PENDING_STMT use with
4489 redirect_edge_var_map_*.
4490 (flush_pending_stmts): Same.
4491 (delete_tree_ssa): Destroy edge var map.
4492 * tree-flow.h (struct _edge_var_map): New.
4493 Define edge_var_map vector type.
4494 Declare redirect_edge_var_map_* prototypes.
4495 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
4496 * tree-cfg.c (reinstall_phi_args): Replace
4497 PENDING_STMT use with redirect_edge_var_map_*.
4499 2008-03-05 Richard Guenther <rguenther@suse.de>
4501 PR tree-optimization/35472
4502 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
4503 whose single use_stmt has a overlapping set of loaded and
4504 stored symbols as that use_stmt might be a noop assignment then.
4506 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
4508 * gthr-rtems.h: Implement __gthread_mutex_destroy.
4510 2008-03-05 Richard Guenther <rguenther@suse.de>
4513 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
4514 should be constants.
4515 * tree-cfg.c (verify_expr): Verify it.
4516 * fold-const.c (fold_truthop): Remove code generating
4517 BIT_FIELD_REFs of structure bases.
4518 (fold_binary): Likewise.
4519 (fold_ternary): Position and size of BIT_FIELD_REFs are
4520 always host integers.
4521 (make_bit_field_ref): Remove.
4522 (optimize_bit_field_compare): Remove.
4523 (all_ones_mask_p): Remove.
4525 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4528 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
4529 (split_block_and_df_analyze): New. Split basic block and rebuild
4531 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
4533 (split_pattern_seq): Likewise.
4534 (erase_matching_seqs): Likewise.
4535 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
4537 2008-03-04 Geoff Keating <geoffk@apple.com>
4539 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
4540 declaration and code.
4541 (tree_invalid_nonnegative_warnv_p): Likewise.
4543 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4545 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
4546 examples. Truncate option-names then causing overfull hbox.
4548 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4551 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
4553 * configure: Rebuilt.
4555 2008-03-04 Rafael Espindola <espindola@google.com>
4557 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4558 (tree_unary_nonnegative_warnv_p): New.
4559 (tree_binary_nonnegative_warnv_p): New.
4560 (tree_single_nonnegative_warnv_p): New.
4561 (tree_invalid_nonnegative_warnv_p): New.
4562 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4564 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4567 * opts.c (handle_option): Postpone 'unknown option' errors only for
4570 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
4573 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
4576 2008-03-04 Rafael Espindola <espindola@google.com>
4578 * fold-const.c (tree_unary_nonzero_warnv_p): New.
4579 (tree_binary_nonzero_warnv_p): New.
4580 (tree_single_nonzero_warnv_p): New.
4581 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4583 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
4586 * fold-const.c (fold_cond_expr_with_comparison): Prevent
4587 transformations for modes that have signed zeros.
4588 * ifcvt.c (noce_try_abs): Ditto.
4590 2008-03-04 Joseph Myers <joseph@codesourcery.com>
4592 * config/i386/i386.c (override_options): Force
4593 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4595 2008-03-04 Jan Hubicka <jh@suse.cz>
4598 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4601 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4603 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4604 label to probe the stack.
4606 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4608 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4609 (__gthr_win32_mutex_destroy): Declare.
4610 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4611 __gthr_win32_mutex_destroy.
4612 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4614 2008-03-03 Jan Hubicka <jh@suse.cz>
4617 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4618 aggressive on inlining cold calls.
4620 2008-03-03 Richard Guenther <rguenther@suse.de>
4622 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4623 struct copies into the expression table.
4624 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4625 (try_to_simplify): Likewise.
4626 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4627 integral and pointer arguments which do not change the
4628 precision to NOP_EXPRs.
4629 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4630 VIEW_CONVERT_EXPR case.
4632 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4634 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4635 defined in a loop at depth 0 is invariant.
4636 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4637 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4638 be called at loop depth 0.
4640 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4643 * gcc.c (process_command): Update copyright notice dates.
4644 * gcov.c (print_version): Likewise.
4645 * gcov-dump.c (print_version): Likewise.
4646 * mips-tfile.c (main): Likewise.
4647 * mips-tdump.c (main): Likewise.
4649 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4652 * c-common.c (flag_permissive): Delete.
4653 (constant_expression_warnings): Check flags first.
4654 (constant_expression_error): New.
4655 * c-common.h (flag_permissive): Delete.
4656 (constant_expression_error): Declare.
4657 * flags.h (flag_permissive): Declare. Update description.
4658 * diagnostic.c (pedwarn): Update.
4660 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4661 (permissive_error_kind): New.
4662 * toplev.c (flag_permissive): Define. Update description.
4663 * toplev.h (permissive_error_kind): Declare.
4664 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4665 (pedwarn_c90): Use pedantic_warning_kind.
4666 * c-opts.c (c_common_post_options): flag_permissive does not affect
4667 flag_pedantic_errors.
4669 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4671 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4672 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4673 __absvsi2, __absvDI2): Use unsigned arithmetic.
4675 2008-03-02 Andi Kleen <ak@suse.de>
4676 Richard Guenther <rguenther@suse.de>
4678 * struct-equiv.c: Remove file.
4679 * cfg_cleanup.c (condjump_equiv_p): Remove.
4680 * Makefile.in (OBJS-common): Remove struct-equiv.o.
4681 (struct-equiv.o): Remove rule.
4682 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
4683 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
4684 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
4686 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4688 * ifcvt.c (noce_process_if_block): Try to handle only the then
4689 block if the else block exists but isn't suitable.
4691 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4694 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
4695 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
4696 regression from previous patch.
4698 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4701 * gthr.h: Add __gthread_mutex_destroy as a function that must be
4703 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
4704 * gthr-single.h (__gthread_mutex_destroy): Likewise.
4705 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
4706 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
4707 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
4708 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
4709 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
4710 (__gthread_mutex_destroy_function): Rename to
4711 __gthread_mutex_destroy.
4712 * gthr-dce.h (__gthread_mutex_destroy): Call
4713 pthread_mutex_destroy.
4714 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
4715 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
4716 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
4718 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4720 * df-scan.c (df_ref_chain_change_bb): Simplify.
4721 (df_insn_change_bb): Add new_bb argument. Simplify. Call
4722 set_block_for_insn if there's any change.
4723 * df.h ((df_insn_change_bb): Fix prototype.
4724 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
4725 df_insn_change_bb, don't call set_block_for_insn.
4726 * emit-rtl.c (reorder_insns): Likewise.
4727 * haifa-sched.c (move_insn): Likewise.
4729 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4731 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
4733 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4735 * tree-flow-inline.h (next_readonly_imm_use): Return
4736 NULL_USE_OPERAND_P after the end.
4738 2008-03-01 Richard Guenther <rguenther@suse.de>
4740 PR tree-optimization/35411
4741 * tree-sra.c (sra_build_assignment): Split conversion to
4742 final type to a separate statement if we are not assigning
4745 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4747 * fold-const.c (fold_convertible_p): Correct the logic to follow
4748 that in fold_convert().
4750 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
4753 * tree-inline.c (build_duplicate_type): When we make a
4754 duplicate type, make it unique in the canonical types system.
4756 2008-02-29 Tom Tromey <tromey@redhat.com>
4758 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
4759 input_file_stack_history, input_file_stack_restored): Remove.
4760 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4761 * input.h (struct file_stack): Remove.
4762 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4763 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
4765 * diagnostic.h (struct diagnostic_context) <last_module>: Change
4767 (diagnostic_last_module_changed): Add 'map' argument.
4768 (diagnostic_set_last_function): Likewise.
4769 * diagnostic.c (undiagnostic_report_current_module): Iterate using
4770 line map, not input_file_stack.
4771 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
4773 2008-02-29 Paul Brook <paul@codesourcery.com>
4775 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
4777 2008-02-29 Paul Brook <paul@codesourcery.com>
4779 * config/arm/ieee754-df.S (muldf3): Use RET macros.
4781 2008-02-29 Richard Guenther <rguenther@suse.de>
4783 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
4785 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
4786 value for comparing for a store match.
4787 (simplify_unary_expression): Do nothing for SSA_NAMEs.
4788 (try_to_simplify): Do not do a full-blown reference lookup.
4790 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4792 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
4793 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4795 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
4797 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
4799 * tree-loop-linear.c (try_interchange_loops): Compare memory access
4800 strides against cache sizes.
4802 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4804 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
4807 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
4809 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
4810 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
4811 is smaller than the original promoted value.
4812 (simplify_subreg): If OP is a SUBREG, try to preserve its
4813 SUBREG_PROMOTED_VAR_P information.
4815 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
4817 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
4818 (VN_INFO_GET): Allocate new objects on the obstack.
4819 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
4820 for rpo_numbers_temp, for consistency.
4821 (free_scc_vn): Free the obstack.
4823 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
4825 * doc/invoke.texi: Document -ftree-loop-distribution.
4826 * tree-loop-distribution.c: New.
4827 * tree-pass.h (pass_loop_distribution): New.
4828 * graphds.h (struct graph): Add htab_t indices.
4829 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4830 * tree-vectorizer.c (rename_variables_in_loop): Extern.
4831 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
4832 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4833 * tree-data-ref.c (debug_data_dependence_relations): New.
4834 (dump_data_dependence_relation): Also print data references.
4835 (free_data_ref): Extern.
4836 (same_access_functions): Moved...
4837 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4838 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4839 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4840 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
4841 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
4842 (stmts_from_loop): Skip LABEL_EXPR.
4843 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
4845 (build_rdg): Initialize rdg->indices htab.
4846 (free_rdg, stores_from_loop, ref_base_address,
4847 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4848 have_similar_memory_accesses_1, ref_base_address_1,
4849 remove_similar_memory_refs): New.
4850 * tree-data-ref.h: Depend on tree-chrec.h.
4851 (debug_data_dependence_relations, free_data_ref): Declared.
4852 (same_access_functions): ... here.
4853 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
4855 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
4856 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
4857 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
4858 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4859 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4860 rdg_vertex_for_stmt): Declared.
4861 (struct rdg_edge): Add level.
4863 (free_rdg, stores_from_loop, remove_similar_memory_refs,
4864 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
4866 (rdg_has_similar_memory_accesses): New.
4867 * tree-vect-analyze.c: Remove unused static decls.
4868 * lambda.h (dependence_level): New.
4869 * common.opt (ftree-loop-distribution): New.
4870 * tree-flow.h (mark_virtual_ops_in_bb,
4871 slpeel_tree_duplicate_loop_to_edge_cfg,
4872 rename_variables_in_loop): Declared.
4873 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
4874 (OBJS-common): Add tree-loop-distribution.o.
4875 (tree-loop-distribution.o): New rule.
4876 * tree-cfg.c (mark_virtual_ops_in_bb): New.
4877 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4878 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
4880 2008-02-28 Joseph Myers <joseph@codesourcery.com>
4883 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
4884 other than structures and unions.
4886 2008-02-28 Richard Guenther <rguenther@suse.de>
4889 2008-02-26 Richard Guenther <rguenther@suse.de>
4891 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4892 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4893 (lookup_decl_from_uid): Declare.
4894 (remove_decl_from_map): Likewise.
4895 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4896 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4897 (decl_for_uid_map): New global hashtable mapping DECL_UID
4899 (init_ttree): Allocate it.
4900 (insert_decl_to_uid_decl_map): New helper function.
4901 (make_node_stat): Insert new decls into the map.
4902 (copy_node_stat): Likewise.
4903 (lookup_decl_from_uid): New function.
4904 (remove_decl_from_map): Likewise.
4905 (print_decl_for_uid_map_statistics): New helper.
4906 (dump_tree_statistics): Call it.
4908 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4909 (referenced_var_iterator): Adjust.
4910 (FOR_EACH_REFERENCED_VAR): Adjust.
4911 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4912 (num_referenced_vars): Adjust.
4913 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4914 (first_referenced_var): Remove.
4915 (end_referenced_vars_p): Likewise.
4916 (next_referenced_var): Likewise.
4917 (referenced_var_iterator_set): New helper function.
4918 * tree-dfa.c (referenced_var_lookup): Adjust.
4919 (referenced_var_check_and_insert): Likewise.
4920 (remove_referenced_var): Likewise.
4921 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4922 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4923 (verify_call_clobbering): Likewise.
4924 (verify_memory_partitions): Likewise.
4925 (init_tree_ssa): Allocate bitmap instead of hashtable for
4927 (delete_tree_ssa): Adjust.
4928 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4929 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4930 (compute_tag_properties): Likewise.
4931 (set_initial_properties): Likewise.
4932 (find_partition_for): Likewise.
4933 (update_reference_counts): Likewise.
4934 (dump_may_aliases_for): Likewise.
4935 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4936 (add_call_clobber_ops): Likewise.
4937 (add_call_read_ops): Likewise.
4938 (get_asm_expr_operands): Likewise.
4939 * tree-into-ssa.c (dump_decl_set): Likewise.
4940 (update_ssa): Likewise.
4941 * tree-sra.c (scan_function): Likewise.
4942 (decide_instantiations): Likewise.
4943 (scalarize_parms): Likewise.
4944 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4945 (dsa_named_for): Likewise.
4946 * tree-ssa-structalias.c (update_alias_info): Likewise.
4947 (merge_smts_into): Likewise.
4949 2008-02-27 David Daney <ddaney@avtrex.com>
4952 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4953 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4954 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4955 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4956 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4958 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4961 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4962 (BUILT_IN_NEXTTOWARD): Remove.
4963 (BUILT_IN_NEXTTOWARDF): Ditto.
4964 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4965 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4967 2008-02-27 Tom Tromey <tromey@redhat.com>
4969 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4970 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4972 2008-02-27 Jan Beulich <jbeulich@novell.com>
4974 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4975 update the respective field on newdecl.
4977 2008-02-27 Revital Eres <eres@il.ibm.com>
4979 PR rtl-optimization/34999
4980 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4981 crossing edges that ends with a call insn.
4982 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4983 call insn and clear the EDGE_CROSSING flag of the crossing edge
4984 when fixing fallthru edges.
4986 2008-02-27 Richard Guenther <rguenther@suse.de>
4989 * fold-const.c (fold_unary): Return the correct argument,
4990 converted to the result type.
4992 2008-02-27 Richard Guenther <rguenther@suse.de>
4995 * expr.c (expand_expr_real_1): Assert on rotates that operate
4997 * fold-const.c (fold_binary): Use the types precision, not the
4998 bitsize of the mode if folding rotate expressions. Build rotates
4999 only for full modes.
5001 2008-02-27 Jakub Jelinek <jakub@redhat.com>
5003 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
5005 * c-pragma.c (pragma_ns_name): New typedef.
5006 (registered_pp_pragmas): New variable.
5007 (c_pp_lookup_pragma): New function.
5008 (c_register_pragma_1): If flag_preprocess_only, do nothing
5009 for non-expanded pragmas, for expanded ones push pragma's
5010 namespace and name into registered_pp_pragmas vector.
5011 (c_invoke_pragma_handler): Register OpenMP pragmas even when
5012 flag_preprocess_only, don't register GCC pch_preprocess
5013 pragma if flag_preprocess_only.
5014 * c-opts.c (c_common_init): Call init_pragma even if
5015 flag_preprocess_only.
5016 * c-pragma.c (c_pp_lookup_pragma): New prototype.
5017 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
5018 cpp_register_pragma if flag_preprocess_only.
5020 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5023 * c-parser.c (c_parser_translation_unit): Warn for empty
5024 translation unit, not empty source file.
5026 2008-02-26 Paul Brook <paul@codesourcery.com>
5028 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
5029 operand for Thumb-2.
5030 * config/arm/arm.h (reg_class): Add CORE_REGS.
5031 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
5032 (BASE_REG_CLASS): Use CORE_REGS.
5033 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
5034 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
5035 (REGNO_OK_FOR_INDEX_P): Exclude SP.
5036 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
5037 ARM_REGNO_OK_FOR_INDEX_P.
5038 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
5039 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
5040 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
5041 (ldm/stm peepholes): Ditto.
5042 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
5043 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
5044 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
5045 * config/arm/constraints.md: Enable "k" constraint on ARM.
5047 2008-02-27 Ben Elliston <bje@au.ibm.com>
5049 * config/rs6000/rs6000.c: Annotate cache line size field in all
5050 instances of struct processor_costs.
5052 2008-02-26 David Edelsohn <edelsohn@gnu.org>
5054 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
5055 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
5056 jump_bypass): New counters.
5057 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
5058 * dce.c (gate_ud_dce): Same.
5059 (gate_fast_dce): Same.
5060 * dse.c (gate_dse1): New function.
5061 (gate_dse2): New function.
5062 (gate_dse): Merge results of new gate functions.
5063 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
5064 (gate_handle_jump_bypass): Add dbg_cnt.
5065 (gate_handle_gcse): Add dbg_cnt.
5066 * ifcvt.c (gate_handle_if_conversion): Same.
5067 (gate_handle_if_after_combine): Same.
5068 (gate_handle_if_after_reload): Same.
5069 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
5071 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
5073 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
5075 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
5077 2008-02-26 Jason Merrill <jason@redhat.com>
5080 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
5081 alone if it's the naming decl for the type's main variant.
5083 2008-02-26 Tom Tromey <tromey@redhat.com>
5085 * system.h (USE_MAPPED_LOCATION): Poison.
5086 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
5087 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
5088 (make_goto_expr_edges): Likewise.
5089 (remove_bb): Likewise.
5090 (execute_warn_function_return): Likewise.
5091 * basic-block.h (struct edge_def) <goto_locus>: Change type to
5093 * c-common.c (fname_decl): Remove old location code.
5094 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
5096 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
5098 (ASM_INPUT_SOURCE_LOCATION): Likewise.
5099 (gen_rtx_ASM_INPUT): Likewise.
5100 (gen_rtx_ASM_INPUT_loc): Likewise.
5101 (get_rtx_asm_OPERANDS): Remove.
5102 * cfglayout.c (insn_locators_alloc): Remove old location code.
5103 (set_curr_insn_source_location): Likewise.
5104 (curr_insn_locator): Likewise.
5105 * print-tree.c (print_node): Remove old location code.
5106 * tree-mudflap.c (mf_varname_tree): Remove old location code.
5107 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
5108 * cfgexpand.c (expand_gimple_cond_expr): Don't use
5109 location_from_locus.
5110 (construct_exit_block): Remove old location code.
5111 * emit-rtl.c (force_next_line_note): Remove old location code.
5112 * profile.c (branch_prob): Remove old location code.
5113 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
5114 LOC_LINE): Remove old-location variants.
5115 * langhooks.c (lhd_print_error_function): Remove old location
5117 * configure, config.in: Rebuilt.
5118 * configure.ac (--enable-mapped-location): Remove.
5119 * c-decl.c (c_init_decl_processing): Remove old location code.
5120 (finish_function): Likewise.
5121 * recog.c (decode_asm_operands): Remove old location code.
5122 * c-pch.c (c_common_read_pch): Remove old location code.
5123 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
5125 * gimple-low.c (lower_function_body): Remove old location code.
5126 * toplev.c (unknown_location): Remove.
5127 (push_srcloc): Remove old-location variant.
5128 (process_options): Remove old location code.
5129 (lang_dependent_init): Likewise.
5130 * input.h (UNKNOWN_LOCATION): Move definition.
5131 (location_t): Undeprecate.
5132 (source_locus): Remove.
5133 (location_from_locus): Remove.
5134 (struct location_s): Remove.
5135 Remove all old-location code.
5136 (input_line, input_filename): Remove.
5137 * final.c (final_scan_insn): Remove old location code.
5138 * diagnostic.c (diagnostic_build_prefix): Remove
5139 USE_MAPPED_LOCATION test.
5140 * tree.h (gimple_stmt) <locus>: Now a location_t.
5141 (tree_exp) <locus>: Likewise.
5142 (DECL_IS_BUILTIN): Remove old-location variant.
5143 (annotate_with_file_line, annotate_with_locus): Likewise.
5144 (expr_locus, set_expr_locus): Update.
5145 * tree.c (build1_stat): Remove old location code.
5146 (last_annotated_node): Remove.
5147 (annotate_with_file_line): Remove old-location variant.
5148 (annotate_with_locus): Likewise.
5149 (expr_location): Remove old location code.
5150 (set_expr_location): Likewise.
5151 (expr_has_location): Likewise.
5152 (expr_locus): Likewise.
5153 (set_expr_locus): Likewise.
5154 (expr_filename): Don't use location_from_locus.
5155 (expr_lineno): Likewise.
5156 * rtl-error.c (location_for_asm): Remove old location code.
5157 * c-lex.c (cb_line_change): Remove old location code.
5158 (fe_file_change): Likewise.
5159 (cb_def_pragma): Likewise.
5160 (c_lex_with_flags): Likewise.
5161 * gengtype.c (do_typedef): Don't special-case location types.
5162 (define_location_structures): Remove.
5163 (main): Don't call define_location_structures.
5164 * tree-pretty-print.c (dump_implicit_edges): Remove old location
5167 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5170 * builtins.def (BUILT_IN_STDARG_START): Remove.
5171 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
5172 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5173 * tree-inline.c (inline_forbidden_p_1): Likewise.
5175 2008-02-26 Richard Guenther <rguenther@suse.de>
5177 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5178 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5179 (lookup_decl_from_uid): Declare.
5180 (remove_decl_from_map): Likewise.
5181 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5182 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5183 (decl_for_uid_map): New global hashtable mapping DECL_UID
5185 (init_ttree): Allocate it.
5186 (insert_decl_to_uid_decl_map): New helper function.
5187 (make_node_stat): Insert new decls into the map.
5188 (copy_node_stat): Likewise.
5189 (lookup_decl_from_uid): New function.
5190 (remove_decl_from_map): Likewise.
5191 (print_decl_for_uid_map_statistics): New helper.
5192 (dump_tree_statistics): Call it.
5194 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5195 (referenced_var_iterator): Adjust.
5196 (FOR_EACH_REFERENCED_VAR): Adjust.
5197 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5198 (num_referenced_vars): Adjust.
5199 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5200 (first_referenced_var): Remove.
5201 (end_referenced_vars_p): Likewise.
5202 (next_referenced_var): Likewise.
5203 (referenced_var_iterator_set): New helper function.
5204 * tree-dfa.c (referenced_var_lookup): Adjust.
5205 (referenced_var_check_and_insert): Likewise.
5206 (remove_referenced_var): Likewise.
5207 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5208 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5209 (verify_call_clobbering): Likewise.
5210 (verify_memory_partitions): Likewise.
5211 (init_tree_ssa): Allocate bitmap instead of hashtable for
5213 (delete_tree_ssa): Adjust.
5214 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5215 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5216 (compute_tag_properties): Likewise.
5217 (set_initial_properties): Likewise.
5218 (find_partition_for): Likewise.
5219 (update_reference_counts): Likewise.
5220 (dump_may_aliases_for): Likewise.
5221 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5222 (add_call_clobber_ops): Likewise.
5223 (add_call_read_ops): Likewise.
5224 (get_asm_expr_operands): Likewise.
5225 * tree-into-ssa.c (dump_decl_set): Likewise.
5226 (update_ssa): Likewise.
5227 * tree-sra.c (scan_function): Likewise.
5228 (decide_instantiations): Likewise.
5229 (scalarize_parms): Likewise.
5230 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5231 (dsa_named_for): Likewise.
5232 * tree-ssa-structalias.c (update_alias_info): Likewise.
5233 (merge_smts_into): Likewise.
5235 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5238 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5239 * c-opts.c (c_common_handle_option): Wall enables
5240 Wvolatile-register-var.
5241 * common.opt: Move Wvolatile-register-var to...
5244 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5246 * common.opt (Wlarger-than=): New.
5247 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5249 * opts.c (common_handle_option): Handle -Wlarger-than=.
5250 * optc-gen.awk: Likewise.
5251 * opth-gen.awk: Likewise.
5252 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5253 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5255 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5257 * c-common.c (match_case_to_enum_1): Add appropriate
5258 OPT_W* parameter to warning.
5259 (c_do_switch_warnings): Likewise.
5260 * c-typeck.c (warning_init): Add one more parameter following
5262 (push_init_level): Update call to warning_init.
5263 (pop_init_level): Likewise.
5264 (add_pending_init): Likewise.
5265 (output_init_element: Likewise.
5267 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5270 * toplev.c (toplev_main): If there are warnings or error, print
5271 errors for ignored options.
5272 * opts.c (ignored_options): New static variable.
5273 (postpone_unknown_option_error): New.
5274 (print_ignored_options): New.
5275 (handle_option): Postpone errors for unknown -Wno-* options.
5276 * opts.h (print_ignored_options): Declare.
5278 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5280 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5283 2008-02-25 Richard Guenther <rguenther@suse.de>
5286 2008-02-25 Richard Guenther <rguenther@suse.de>
5288 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5289 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5290 (lookup_decl_from_uid): Declare.
5291 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5292 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5293 (decl_for_uid_map): New global hashtable mapping DECL_UID
5295 (init_ttree): Allocate it.
5296 (insert_decl_to_uid_decl_map): New helper function.
5297 (make_node_stat): Insert new decls into the map.
5298 (copy_node_stat): Likewise.
5299 (lookup_decl_from_uid): New function.
5300 (print_decl_for_uid_map_statistics): New helper.
5301 (dump_tree_statistics): Call it.
5303 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5304 (referenced_var_iterator): Adjust.
5305 (FOR_EACH_REFERENCED_VAR): Adjust.
5306 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5307 (num_referenced_vars): Adjust.
5308 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5309 (first_referenced_var): Remove.
5310 (end_referenced_vars_p): Likewise.
5311 (next_referenced_var): Likewise.
5312 (referenced_var_iterator_set): New helper function.
5313 * tree-dfa.c (referenced_var_lookup): Adjust.
5314 (referenced_var_check_and_insert): Likewise.
5315 (remove_referenced_var): Likewise.
5316 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5317 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5318 (verify_call_clobbering): Likewise.
5319 (verify_memory_partitions): Likewise.
5320 (init_tree_ssa): Allocate bitmap instead of hashtable for
5322 (delete_tree_ssa): Adjust.
5323 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5324 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5325 (compute_tag_properties): Likewise.
5326 (set_initial_properties): Likewise.
5327 (find_partition_for): Likewise.
5328 (update_reference_counts): Likewise.
5329 (dump_may_aliases_for): Likewise.
5330 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5331 (add_call_clobber_ops): Likewise.
5332 (add_call_read_ops): Likewise.
5333 (get_asm_expr_operands): Likewise.
5334 * tree-into-ssa.c (dump_decl_set): Likewise.
5335 (update_ssa): Likewise.
5336 * tree-sra.c (scan_function): Likewise.
5337 (decide_instantiations): Likewise.
5338 (scalarize_parms): Likewise.
5339 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5340 (dsa_named_for): Likewise.
5341 * tree-ssa-structalias.c (update_alias_info): Likewise.
5342 (merge_smts_into): Likewise.
5344 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5347 * doc/invoke.texi (-fcx-limited-range): Document new option.
5348 * toplev.c (process_options): Handle -fcx-fortran-rules.
5349 * common.opt: Add documentation for -fcx-fortran-rules.
5351 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5354 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5355 actual behaviour and C99.
5357 2008-02-26 Ben Elliston <bje@au.ibm.com>
5359 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5360 (ASM_CPU_POWER6_SPEC): Likewise.
5361 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5362 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5363 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5365 2008-02-25 Richard Guenther <rguenther@suse.de>
5367 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5368 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5369 (lookup_decl_from_uid): Declare.
5370 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5371 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5372 (decl_for_uid_map): New global hashtable mapping DECL_UID
5374 (init_ttree): Allocate it.
5375 (insert_decl_to_uid_decl_map): New helper function.
5376 (make_node_stat): Insert new decls into the map.
5377 (copy_node_stat): Likewise.
5378 (lookup_decl_from_uid): New function.
5379 (print_decl_for_uid_map_statistics): New helper.
5380 (dump_tree_statistics): Call it.
5382 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5383 (referenced_var_iterator): Adjust.
5384 (FOR_EACH_REFERENCED_VAR): Adjust.
5385 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5386 (num_referenced_vars): Adjust.
5387 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5388 (first_referenced_var): Remove.
5389 (end_referenced_vars_p): Likewise.
5390 (next_referenced_var): Likewise.
5391 (referenced_var_iterator_set): New helper function.
5392 * tree-dfa.c (referenced_var_lookup): Adjust.
5393 (referenced_var_check_and_insert): Likewise.
5394 (remove_referenced_var): Likewise.
5395 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5396 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5397 (verify_call_clobbering): Likewise.
5398 (verify_memory_partitions): Likewise.
5399 (init_tree_ssa): Allocate bitmap instead of hashtable for
5401 (delete_tree_ssa): Adjust.
5402 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5403 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5404 (compute_tag_properties): Likewise.
5405 (set_initial_properties): Likewise.
5406 (find_partition_for): Likewise.
5407 (update_reference_counts): Likewise.
5408 (dump_may_aliases_for): Likewise.
5409 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5410 (add_call_clobber_ops): Likewise.
5411 (add_call_read_ops): Likewise.
5412 (get_asm_expr_operands): Likewise.
5413 * tree-into-ssa.c (dump_decl_set): Likewise.
5414 (update_ssa): Likewise.
5415 * tree-sra.c (scan_function): Likewise.
5416 (decide_instantiations): Likewise.
5417 (scalarize_parms): Likewise.
5418 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5419 (dsa_named_for): Likewise.
5420 * tree-ssa-structalias.c (update_alias_info): Likewise.
5421 (merge_smts_into): Likewise.
5423 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5426 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5427 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5428 * alias.h (nonoverlapping_memrefs_p): Likewise.
5430 2008-02-25 Jan Beulich <jbeulich@novell.com>
5432 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5433 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5434 __emultls_get_address, __emultls_register_common,
5435 __floatundi?f, and _Unwind_GetIPInfo.
5436 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5437 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5438 (gen_regparm_prefix): Likewise.
5439 (i386_nlm_encode_section_info): Sync with
5440 config/i386/winnt.c:i386_pe_encode_section_info().
5441 (i386_nlm_maybe_mangle_decl_assembler_name): New.
5442 i386_nlm_mangle_decl_assembler_name): New.
5443 (netware_override_options): New.
5444 * config/i386/netware.h (netware_override_options): Declare.
5445 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
5446 (i386_nlm_mangle_decl_assembler_name): Declare.
5447 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
5449 2008-02-25 Ben Elliston <bje@au.ibm.com>
5452 * c-decl.c (grokdeclarator): Remove unused local variables
5453 `typedef_type' and `type_as_written'.
5455 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5456 unused local variable `has_hot_blocks'.
5457 (fix_crossing_conditional_branches): Remove unused local variable
5460 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
5463 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
5464 using DEF_C99_BUILTIN.
5465 (BUILT_IN_NANF): Ditto.
5466 (BUILT_IN_NANL): Ditto.
5468 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
5469 Revital Eres <eres@il.ibm.com>
5471 * modulo-sched.c (calculate_must_precede_follow): Address TODO
5472 regarding the order of two dependent insns in the same row.
5474 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
5476 * stor-layout.c (layout_decl): Do not bump the alignment of a
5477 bit-field to more than byte alignment if it is packed.
5479 2008-02-24 David Edelsohn <edelsohn@gnu.org>
5481 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
5484 2008-02-24 Diego Novillo <dnovillo@google.com>
5486 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
5489 * tree-vrp.c (vrp_evaluate_conditional): With
5490 -Wtype-limits, emit a warning when comparing against a
5491 constant outside the natural range of OP0's type.
5492 * c.opt (Wtype-limits): Move ...
5493 * common.opt (Wtype-limits): ... here.
5495 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
5497 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
5498 * config/rs6000/e300c2c3.md: New file.
5499 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5501 (rs6000_override_options): Add e300c2 and e300c3 cases to
5502 processor_target_table. Do not allow usage of Altivec or Spe
5503 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
5504 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
5505 * config/rs6000/rs6000.h (processor_type): Add
5506 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
5507 (ASM_CPU_SPEC): Add e300c2 and e300c3.
5508 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
5509 and ppce300c3. Include e300c2c3.md.
5511 2008-02-23 David Edelsohn <edelsohn@gnu.org>
5513 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
5514 instead of TARGET_STRICT_ALIGN.
5516 2008-02-23 Joseph Myers <joseph@codesourcery.com>
5518 * explow.c (memory_address): Assert that the generated address is
5521 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5524 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5525 * config/darwin-ppc-ldouble-patch.def: New file.
5526 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
5527 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
5528 SUBTARGET_INIT_BUILTINS if defined.
5529 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
5532 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5535 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5536 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
5538 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5541 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5542 file" warning condtional on -Winvalid-PCH.
5544 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5546 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
5548 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5552 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
5553 prevent reload from using MMX registers.
5554 (*mov<mode>_internal): Ditto.
5555 (*movv2sf_internal_rex64): Ditto.
5556 (*movv2sf_internal): Ditto.
5558 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5560 PR documentation/31569
5561 * doc/install.texi2html: Use makeinfo --no-number-sections.
5563 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5565 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
5566 ensure that we can address an entire entity > 8 bytes. Don't
5567 generate reg+reg addressing for such data.
5569 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5571 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
5572 strings when optimizing for size, unless the target cares about
5575 2008-02-22 Tom Tromey <tromey@redhat.com>
5577 * regclass.c (current_pass): Remove declaration.
5579 2008-02-22 Anatoly Sokolov <aesok@post.ru>
5581 * config/avr/libgcc.S (__RAMPZ__): Define.
5582 (__do_copy_data): Add for devices with 128KB code memory.
5584 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5586 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5588 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
5590 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
5592 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5595 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5598 * c-typeck.c (build_binary_op): Warn about floating point
5599 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5601 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5604 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5605 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5607 (rs6000_override_options): Set altivec_abi as default, not override,
5608 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5609 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5610 is used; use new member spe_abi.
5611 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5612 spe_abi and altivec_abi.
5614 2008-02-22 Tomas Bily <tbily@suse.cz>
5616 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5618 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5621 * config.build (build_file_translate): Set to `CMD //c' only if
5623 * Makefile.in (build_file_translate): Improve comment.
5625 2008-02-21 Jan Hubicka <jh@suse.cz>
5627 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5628 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5629 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5631 2008-02-21 Michael Matz <matz@suse.de>
5634 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5636 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5638 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5639 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5641 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5642 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5643 SSE_VEC_FLOAT_MODE_P as insn constraint.
5644 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5645 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5646 sse4a_movntdf using MODEF mode iterator.
5647 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5648 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5649 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5650 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5651 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5652 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5653 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5655 2008-02-21 Richard Guenther <rguenther@suse.de>
5657 * tree.def (PAREN_EXPR): New tree code.
5658 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5660 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5661 * expr.c (expand_expr_real_1): Likewise.
5662 * tree-inline.c (estimate_num_insns_1): Likewise.
5663 * tree-complex.c (expand_complex_move): Likewise.
5664 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5667 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5670 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5672 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5675 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5677 * config/sh/sh.c (find_barrier): Don't go past
5678 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
5680 2008-02-20 DJ Delorie <dj@redhat.com>
5682 * config/h8300/h8300.md (insv): Force source operand to be a register.
5684 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
5685 as a jump, not as a plain insn.
5687 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
5689 * doc/invoke.texi (Warning Options): Add new option
5690 -Wframe-larger-than=.
5691 (-Wframe-larger-than): Document.
5693 * flags.h (warn_frame_larger_than, frame_larger_than_size):
5694 Add declarations for new option variables.
5696 * final.c (final_start_function): Check the frame size
5697 before emission and issue a Wframe-larger-than warning.
5699 * opts.c (warn_frame_larger_than, frame_larger_than_size):
5700 Add definitions for new option variables.
5701 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
5703 * common.opt (Wframe-larger-than=): New option.
5705 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5707 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
5708 (<sse>_div<mode>3): Ditto.
5709 (<sse>_vmdiv<mode>3): Ditto.
5710 (<sse>_vmsqrt<mode>2): Ditto.
5711 (*smax<mode>3): Ditto.
5712 (sse5_frcz<mode>2): Ditto.
5713 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
5716 2008-02-20 Richard Guenther <rguenther@suse.de>
5719 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
5720 be happy with INTEGRAL_TYPE_P.
5722 2008-02-20 Richard Guenther <rguenther@suse.de>
5724 * fold-const.c (split_tree): Associate floatig-point expressions
5725 if flag_associative_math is set.
5727 2008-02-20 Richard Guenther <rguenther@suse.de>
5729 * tree.h (fold_real_zero_addition_p): Declare.
5730 * fold-const.c (fold_real_zero_addition_p): Export.
5731 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
5732 floating-point operations with zero and one.
5734 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
5736 * doc/install.texi: Correct references to CFLAGS, replacing them
5737 with BOOT_CFLAGS. Document flags used during bootstrap for
5740 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5742 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
5743 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
5744 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
5746 (smin<mode>3): Ditto from similar patterns.
5747 (smax<mode>3): Ditto.
5748 (*ieee_smin<mode>3): Ditto.
5749 (*ieee_smax<mode>3): Ditto.
5750 * config/i386/sse.md (sse): New mode attribute.
5751 (mov<mode>): Macroize expander from movv4sf and movv2df using
5752 SSEMODEF2P mode iterator.
5753 (<sse>_movnt<mode>): Ditto from similar patterns. Use
5754 SSE_VEC_FLOAT_MODE_P as insn constraint.
5755 (storent<mode>): Ditto.
5756 (storent<mode>): Macroize expander from storentsf and storentdf using
5757 MODEF mode iterator.
5758 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
5759 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
5760 (abs<mode>2): Ditto from similar patterns.
5761 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
5762 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
5763 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
5764 (<sse>_vmsqrt<mode>2): Ditto.
5765 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
5766 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
5767 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
5768 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
5769 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
5770 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
5771 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
5773 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
5774 iterator and SSE_FLOAT_MODE_P as insn constraint.
5775 (<sse>_ucomi): Ditto from similar patterns.
5776 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
5777 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
5778 SSE_VEC_FLOAT_MODE_P as insn constraint.
5779 (vcond<mode>): Ditto from similar patterns.
5780 (and<mode>3, *and<mode>3): Ditto.
5781 (<sse>_nand<mode>3): Ditto.
5782 (ior<mode>3, *ior<mode>3): Ditto.
5783 (xor<mode>3, *xor<mode>3): Ditto.
5784 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
5785 iterator and SSE_FLOAT_MODE_P as insn constraint.
5786 (*nand<mode>3): Ditto from similar patterns.
5787 (*ior<mode>3): Ditto.
5788 (*xor<mode>3): Ditto.
5790 2008-02-20 Ira Rosen <irar@il.ibm.com>
5792 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
5793 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
5794 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
5796 2008-02-19 Jan Hubicka <jh@suse.cz>
5798 * predict.c (tree_bb_level_predictions): Remove variable next
5799 mistakely introduced by previous commit.
5801 2008-02-19 Jan Hubicka <jh@suse.cz>
5803 * predict.c (predict_paths_leading_to): Rewrite.
5804 (predict_paths_for_bb): New.
5805 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
5807 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5810 * Makefile.in (build_file_translate): New.
5811 (gcc-vers.texi): Use it for translating $(abs_srcdir).
5812 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
5813 * configure.ac (build_file_translate): Substitute it.
5814 * configure: Regenerate.
5816 2008-02-19 Jan Hubicka <jh@suse.cz>
5818 PR rtl-optimization/34408
5819 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
5822 2008-02-19 Jan Hubicka <jh@suse.cz>
5825 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
5828 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
5831 * config/i386/i386-modes.def: Revert the last DI alignment
5832 change until Ada people can look into it.
5834 2008-02-19 Nick Clifton <nickc@redhat.com>
5836 * opts.c (print_specific_help): Fix typo in --help text.
5838 2008-02-19 Jakub Jelinek <jakub@redhat.com>
5841 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
5842 32-bit inline asm without asm alternatives for host GCC < 3.0.
5844 2008-02-19 Richard Guenther <rguenther@suse.de>
5846 PR tree-optimization/34989
5847 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
5848 Allow propagation to INDIRECT_REF if we can simplify only.
5850 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5852 * c-common.c (warn_for_collisions_1): Use appropriate option when
5855 2008-02-19 Nick Clifton <nickc@redhat.com>
5858 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
5859 (handle_options): Fix indentation.
5860 (print_filtered_help): If no language-specific options were
5861 displayed tell the user how to list all the options supported by
5862 the language's front-end.
5863 (print_specific_help): Fix indentation and remove duplicate line.
5864 (common_handle_option): Handle the -v option.
5865 For --help enable the display of undocumented options if the -v
5866 switch has been included on the command line.
5867 For --help= check for overlaps in the arguments between the option
5868 classes and the language names and issue a warning when they
5869 cannot be disambiguated.
5870 * c.opt (v): Pass on to the common option handler.
5872 2008-02-19 Revital Eres <eres@il.ibm.com>
5874 * modulo-sched.c (sms_schedule): Change dump message when
5875 create_ddg function fails.
5876 (try_scheduling_node_in_cycle): Rename row to cycle.
5877 (print_partial_schedule): Rename CYCLE to ROW.
5879 2008-02-19 Christian Bruel <christian.bruel@st.com>
5880 Zdenek Dvorak <ook@ucw.cz>
5882 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
5884 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5887 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
5888 (*x86_movdicc_0_m1_se): Ditto.
5890 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5892 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
5893 (CMPtype): Define as __gcc_CMPtype.
5894 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
5895 (CMPtype): Define as __gcc_CMPtype.
5897 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
5899 Support valgrind 3.3 for --enable-checking=valgrind.
5900 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
5902 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
5903 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
5904 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
5905 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
5906 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
5907 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5908 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5910 * ggc-zone.c: Similar.
5911 * ggc-page.c: Similar.
5913 2008-02-19 Paul Brook <paul@codesourcery.com>
5916 * config/arm/ieee754-df.S: Fix do_it typo.
5917 * config/arm/ieee754-sf.S: Fix do_it typo.
5919 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5922 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5923 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5924 (OPTION_MASK_ISA_SSE_SET): Likewise.
5925 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5926 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5927 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5928 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5929 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5930 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5931 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5932 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5933 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5934 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5935 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5936 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5937 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5938 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5939 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5940 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5941 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5942 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5943 (OPTION_MASK_ISA_SSE4): Removed.
5944 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5945 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5946 (override_options): Don't turn on implied SSE/MMX bits in
5949 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5951 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5954 2008-02-18 Joey Ye <joey.ye@intel.com>
5957 * tree-nested.c (insert_field_into_struct): Set type alignment
5958 to field alignment if the former is less than the latter.
5960 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5962 * BASE-VER: Set to 4.4.0.
5964 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5966 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5967 * doc/cfg.texi: Likewise.
5968 * doc/extend.texi: Likewise.
5969 * doc/gty.texi: Likewise.
5970 * doc/invoke.texi: Likewise.
5971 * doc/loop.texi: Likewise.
5972 * doc/md.texi: Likewise.
5973 * doc/passes.texi: Likewise.
5974 * doc/rtl.texi: Likewise.
5975 * doc/sourcebuild.texi: Likewise.
5976 * doc/tm.texi: Likewise.
5977 * doc/tree-ssa.texi: Likewise.
5979 2008-02-17 Richard Guenther <rguenther@suse.de>
5982 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5983 without default definition.
5985 2008-02-17 Richard Guenther <rguenther@suse.de>
5987 PR tree-optimization/35231
5988 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5991 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5994 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5995 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5996 libgcc_cmp_return mode.
5998 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6001 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
6003 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
6005 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
6008 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6010 * doc/c-tree.texi: Use `@.' where appropriate.
6011 * doc/extend.texi: Likewise.
6012 * doc/install.texi: Likewise.
6013 * doc/invoke.texi: Likewise.
6014 * doc/loop.texi: Likewise.
6015 * doc/makefile.texi: Likewise.
6016 * doc/md.texi: Likewise.
6017 * doc/passes.texi: Likewise.
6018 * doc/standards.texi: Likewise.
6019 * doc/tm.texi: Likewise.
6021 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6024 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
6026 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
6027 rather than in entry_bb.
6029 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6031 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6032 libgcc_cmp_return mode.
6034 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6037 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
6038 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
6040 2008-02-15 Richard Guenther <rguenther@suse.de>
6041 Zdenek Dvorak <ook@ucw.cz>
6043 PR tree-optimization/35164
6044 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
6045 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
6046 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
6047 Only propagate addresses which do not have abnormal SSA_NAMEs
6050 2008-02-15 Joseph Myers <joseph@codesourcery.com>
6053 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
6055 2008-02-15 Jan Hubicka <jh@suse.cz>
6058 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
6060 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6063 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
6064 when calculating alignment_pad.
6066 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6068 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
6069 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
6070 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
6071 and STACK_BOUNDARY define.
6073 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
6075 PR preprocessor/35061
6076 * c-pragma.c (handle_pragma_pop_macro): Check that
6077 pushed_macro_table has been allocated.
6079 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
6082 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
6083 (force_gimple_operand): Likewise.
6084 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
6085 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
6086 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
6087 (find_interesting_uses_address): Check addressability and alignment
6088 of the base expression only after substituting bases of IVs into it.
6090 2008-02-14 Michael Matz <matz@suse.de>
6093 * function.c (instantiate_virtual_regs_in_insn): Reload address
6094 before falling back to reloading the whole operand.
6096 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
6098 * config/s390/s390.c (s390_mainpool_start): Emit the pool
6099 before the first section switch note.
6101 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6103 * doc/bugreport.texi: Update copyright years.
6104 * doc/c-tree.texi: Likewise.
6105 * doc/cfg.texi: Likewise.
6106 * doc/cpp.texi: Likewise.
6107 * doc/cppinternals.texi: Likewise.
6108 * doc/fragments.texi: Likewise.
6109 * doc/frontends.texi: Likewise.
6110 * doc/gcc.texi: Likewise.
6111 * doc/gty.texi: Likewise.
6112 * doc/hostconfig.texi: Likewise.
6113 * doc/implement-c.texi: Likewise.
6114 * doc/libgcc.texi: Likewise.
6115 * doc/loop.texi: Likewise.
6116 * doc/makefile.texi: Likewise.
6117 * doc/options.texi: Likewise.
6118 * doc/passes.texi: Likewise.
6119 * doc/rtl.texi: Likewise.
6120 * doc/sourcebuild.texi: Likewise.
6121 * doc/standards.texi: Likewise.
6122 * doc/tree-ssa.texi: Likewise.
6123 * doc/trouble.texi: Likewise.
6125 * doc/extend.texi: Use @: or add comma where appropriate.
6126 * doc/invoke.texi: Likewise.
6127 * doc/tm.texi: Likewise.
6129 2008-02-14 Alan Modra <amodra@bigpond.net.au>
6132 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
6135 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
6137 * doc/md.texi (clz, ctz): Add reference.
6138 * doc/rtl.texi (clz, ctz): Likewise.
6140 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6143 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
6146 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
6148 * config/s390/s390.c (struct constant_pool): New field
6149 emit_pool_after added.
6150 (s390_mainpool_start): Set the emit_pool_after flag according
6151 to the section switch notes.
6152 (s390_mainpool_finish): Consider emit_pool_after when emitting
6153 the literal pool at the end of the function.
6154 (s390_chunkify_start): Force literal pool splits at section
6157 2008-02-13 Michael Matz <matz@suse.de>
6160 * var-tracking.c (clobber_variable_part): Correctly traverse the
6163 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6166 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
6167 Add -fdump-ipa-inline.
6168 * tree-dump.c (dump_files): Remove tree-inlined dump.
6169 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
6171 2008-02-12 Richard Guenther <rguenther@suse.de>
6173 PR tree-optimization/35171
6174 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
6177 2008-02-12 Richard Guenther <rguenther@suse.de>
6180 * fold-const.c (fold_widened_comparison): Use get_unwidened in
6181 value-preserving mode. Disallow final truncation.
6183 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
6186 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
6187 code from here to...
6188 (force_gimple_operand): ...here.
6190 2008-02-12 Jakub Jelinek <jakub@redhat.com>
6193 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
6194 non-compatible pointers.
6195 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
6196 different FIELD_DECLs, try harder by comparing field offsets, sizes
6200 * function.c (match_asm_constraints_1): Don't replace the same input
6203 2008-02-12 Anatoly Sokolov <aesok@post.ru>
6205 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
6206 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
6207 (expand_epilogue): Restore RAMPZ register.
6208 * config/avr/avr.md (RAMPZ_ADDR): New constant.
6210 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
6212 * config/i386/cygwin.asm: (__alloca): Correct calling
6213 convention and alignment.
6214 (__chkstk): Force 8 byte stack alignment.
6216 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
6217 Richard Guenther <rguenther@suse.de>
6219 PR tree-optimization/33992
6220 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6221 the zero we compare against.
6223 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6226 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6227 to CloseHandle after unlocking to prevent accumulation of handle
6230 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6233 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6234 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6235 and update LABEL_NUSES during and after reload.
6237 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6240 * combine.c (simplify_if_then_else): Make sure the comparison is
6241 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6243 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6246 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6247 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6248 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6249 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6250 * tree.h (get_type_static_bounds): Likewise.
6252 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6254 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6255 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6256 Make -Wfoo language annotations match what the compiler outputs.
6258 2008-02-08 Sa Liu <saliu@de.ibm.com>
6260 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6261 intrinsics spu_convts, spu_convtu, spu_convtf.
6263 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6265 * doc/extend.texi (Function Attributes) <noinline>: Mention
6266 asm ("") as method to keep calls.
6268 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6271 * doc/options.texi (Options): Replace references to opts.sh with
6273 * opts-common.c: Likewise.
6274 * optc-gen.awk: Likewise.
6276 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6278 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6280 2008-02-07 Richard Henderson <rth@redhat.com>
6283 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6284 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6287 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6289 PR tree-optimization/35085
6290 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6291 for operand entry oe2 in addition to operand entry oe3 in order to
6292 expose more opportunities for vectorizer sum reduction.
6294 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6297 * Makefile.in (LIBS): Remove $(GMPLIBS).
6298 (cc1-dummy, cc1): Add $(GMPLIBS).
6300 2008-02-06 Jan Hubicka <jh@suse.cz>
6303 * i386.md (moddf_integer): Do not produce partial memory stalls for
6304 targets where it hurts.
6306 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6309 * optabs.c (expand_float): Do not check for decimal modes when
6310 expanding unsigned integer through signed conversion.
6312 2008-02-06 Nick Clifton <nickc@redhat.com>
6314 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6315 inside the clobber with a match_operand and duplicated operand
6316 number in the constraint.
6317 (ineqbranchsi): Delete redundant comment.
6319 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6321 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6322 builtin_define ("__USE_INIT_FINI__").
6323 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6325 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6327 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6329 PR documentation/30330
6330 * doc/invoke.texi (C++ Dialect Options)
6331 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6332 For each warning option -Wfoo that allows -Wno-foo, ensure both
6333 -Wfoo and -Wno-foo are listed in the option index. Fix index
6334 entry of -Wswitch-default, index -Wnormalized= including the
6335 `=', and -Wlarger-than-@var{len} including @var{len}.
6337 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6339 * config/i386/i386.md (floatunssisf2): Use
6340 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6341 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6342 Macroize expander using MODEF mode iterator.
6344 2008-02-05 Diego Novillo <dnovillo@google.com>
6346 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6349 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6351 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6354 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6356 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6359 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6360 to indicate if a message should be generated.
6361 (init_cumulative_args): Updated.
6362 (function_value_32): Likewise.
6364 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6366 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6368 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6371 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6372 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6374 2008-02-04 Diego Novillo <dnovillo@google.com>
6376 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6379 * tree-vrp.c (vrp_evaluate_conditional): With
6380 -Wtype-limits, emit a warning when comparing against a
6381 constant outside the natural range of OP0's type.
6383 2008-02-04 Richard Guenther <rguenther@suse.de>
6386 * expr.c (count_type_elements): Give for unions instead of
6389 2008-02-04 Richard Guenther <rguenther@suse.de>
6392 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6393 to TYPE_DOMAINs base type instead of using bitsizetype here.
6395 2008-02-03 Jason Merrill <jason@redhat.com>
6397 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6399 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6402 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6403 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6404 (RS/6000 and PowerPC Options): Fix typos and markup.
6405 * doc/passes.texi (Tree-SSA passes): Likewise.
6407 2008-02-02 Michael Matz <matz@suse.de>
6410 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6411 from record_last_reg_set_info.
6412 (record_last_reg_set_info): Take an RTX argument, iterate over all
6413 constituent hardregs.
6414 (record_last_set_info, record_opr_changes): Change calls to
6415 new signature or to record_last_reg_set_info_regno.
6417 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6419 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6421 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6423 PR rtl-optimization/34773
6424 * reg-notes.def (EQUAL): Mention significance of combination of
6425 REG_EQUAL and REG_RETVAL.
6426 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6427 insn that has a REG_RETVAL.
6429 2008-02-01 Roger Sayle <roger@eyesopen.com>
6432 * configure.ac (--enable-fixed-point): Disable unless explicitly
6434 * configure: Regenerate.
6436 2008-02-01 Richard Guenther <rguenther@suse.de>
6439 * invoke.texi (-finline-limit): Remove no longer true parts
6440 of the documentation. Note that there is no default value.
6442 2008-02-01 Andrew Pinski <pinskia@gmail.com>
6443 Mark Mitchell <mark@codesourcery.com>
6444 Ben Elliston <bje@au.ibm.com>
6447 * doc/extend.texi (Other Builtins): Document.
6449 2008-01-31 Tom Browder <tom.browder@gmail.com>
6451 * doc/c-tree.texi (Types): Fix grammar.
6452 (Expression trees): Ditto.
6453 * doc/passes.texi (Tree-SSA passes): Ditto.
6455 * doc/configterms.texi (Configure Terms): Fix typo.
6456 * doc/cpp.texi (Common Predefined Macros): Ditto.
6457 * doc/md.texi (Machine Constraints): Ditto.
6459 * doc/makefile.texi (Makefile): Add comma.
6461 2008-01-31 Tom Browder <tom.browder@gmail.com>
6462 Gerald Pfeifer <gerald@pfeifer.com>
6464 * doc/sourcebuild.texi (Front End): Remove references to CVS
6465 and CVSROOT/modules.
6466 (Texinfo Manuals): Replace reference to CVS by one to SVN.
6467 (Back End): Remove reference to CVS.
6469 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6472 * config/mips/mips.c (gen_load_const_gp): New function, taking a
6474 (mips16_gp_pseudo_reg): ...here.
6475 * config/mips/mips.md (load_const_gp): Replace with...
6476 (load_const_gp_<mode>): ...this :P-based insn.
6478 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6480 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
6481 options. Minor fixes.
6482 (-std): Move reference to standards closer to where language
6483 standards are first mentioned.
6485 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6487 PR rtl-optimization/34995
6488 * reload.c (alternative_allows_const_pool_ref): Take an rtx
6489 parameter and return a bool. If the rtx parameter is nonnull,
6490 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
6491 (find_reloads): Update call accordingly. Pass the new operand
6492 if it needed no address reloads, otherwise pass null.
6494 2008-01-30 Richard Henderson <rth@redhat.com>
6497 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
6498 for unbounded arrays.
6500 2008-01-30 Silvius Rus <rus@google.com>
6502 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
6504 2008-01-30 Jan Hubicka <jh@suse.cz>
6507 * i386.c (init_cumulative_args): Use real function declaration when
6510 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
6512 PR rtl-optimization/34998
6513 * global.c (build_insn_chain): Treat non-subreg_lowpart
6514 SUBREGs of pseudos as clobbering all the words covered by the
6515 SUBREG, not just all the bytes.
6516 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
6517 original df_ref rather than an extract parameter.
6518 (global_conflicts): Update call accordingly.
6520 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
6522 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
6523 the overflow check to make it easier to read.
6524 (__fixtfdi): Change the type of the ll member in union
6525 long_double to UDItype_x.
6527 2008-01-30 Jakub Jelinek <jakub@redhat.com>
6530 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
6531 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
6532 * tree-inline.c (fold_marked_statements): Call
6533 cgraph_update_edges_for_call_stmt if folding a call statement.
6534 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
6535 debug_generic_stmt calls, reset it back afterwards.
6538 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
6540 * c-typeck.c (build_external_ref): Don't pedwarn about
6541 static vars in current function's scope.
6543 2008-01-29 Joseph Myers <joseph@codesourcery.com>
6545 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
6547 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
6550 * ipa-struct-reorg.c: Fix spelling.
6551 * params.def: Ditto.
6553 2008-01-29 Richard Guenther <rguenther@suse.de>
6556 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
6558 * tree-inline.c (remap_type): Increment remapping_type_depth
6559 around remapping types.
6560 (copy_body_r): Only add referenced variables if they are referenced
6561 from code, not types.
6563 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
6574 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
6575 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
6577 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
6580 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
6581 pointer for tiny stack.
6583 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6585 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
6587 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6589 * config/vx-common.h: Fix typo in comment.
6591 2008-01-28 Ian Lance Taylor <iant@google.com>
6595 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6596 coalesce pointers if they have different DECL_NO_TBAA_P values.
6597 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6598 between variables with different DECL_NO_TBAA_P values.
6600 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6603 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6604 are not legitimate small data references on SPE targets.
6606 2008-01-28 David Daney <ddaney@avtrex.com>
6608 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6610 2008-01-28 David Daney <ddaney@avtrex.com>
6612 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6614 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6616 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6617 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6618 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6619 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6620 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6621 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6622 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6623 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6625 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6627 * basic-block.h (condjump_equiv_p): Fix comment.
6629 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6631 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6632 print_generic_stmt_indented): Fix comment.
6634 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6636 * configure.ac (__stack_chk_fail): Add detecion for availability
6637 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6638 * configure: Regenerate.
6640 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6643 * final.c (output_addr_const): Handle TRUNCATE.
6645 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6648 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6649 (zero_cost, infinite_cost): New constants.
6650 (struct cost_pair): Change type of cost to comp_cost.
6651 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6652 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6654 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6655 split_address_cost, ptr_difference_cost, difference_cost,
6656 get_computation_cost_at, get_computation_cost,
6657 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6658 determine_use_iv_cost_condition, determine_use_iv_costs,
6659 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6660 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6661 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6662 Change type of cost to comp_cost.
6663 (determine_iv_cost): Increase cost of non-original ivs, instead
6664 of decreasing the cost of original ones.
6665 (get_address_cost): Indicate the complexity of the addressing mode
6667 (try_add_cand_for): Prefer using ivs not specific to some object.
6668 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6670 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6671 Janis Johnson <janis187@us.ibm.com>
6674 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6675 (TARGET_INSTANTIATE_DECLS): Likewise.
6676 * target.h (expand_to_rtl_hook): New target hook.
6677 (instantiate_decls): Likewise.
6678 * function.c (instantiate_decl): Make non-static. Rename to...
6679 (instantiate_decl_rtl): ... this.
6680 (instantiate_expr): Use instantiate_decl_rtl.
6681 (instantiate_decls_1): Likewise.
6682 (instantiate_decls): Likewise.
6683 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
6684 * function.h (instantiate_decl_rtl): Add prototype.
6685 * cfgexpand.c (target.h): New include.
6686 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
6687 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
6688 (TARGET_INSTANTIATE_DECLS): Likewise.
6689 (TARGET_INITIALIZER): New target hooks added.
6690 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6692 * config/rs6000/rs6000.c (tree-flow.h): New include.
6693 (machine_function): Add sdmode_stack_slot field.
6694 (rs6000_alloc_sdmode_stack_slot): New function.
6695 (rs6000_instantiate_decls): Likewise.
6696 (rs6000_secondary_memory_needed_rtx): Likewise.
6697 (rs6000_check_sdmode): Likewise.
6698 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
6699 (TARGET_INSTANTIATE_DECLS): Likewise.
6700 (rs6000_hard_regno_mode_ok): Allow SDmode.
6701 (num_insns_constant): Likewise. Handle _Decimal32 constants.
6702 (rs6000_emit_move): Handle SDmode.
6703 (function_arg_advance): Likewise.
6704 (function_arg): Likewise.
6705 (rs6000_gimplify_va_arg): Likewise. Add special handling of
6706 SDmode var args for 32-bit compiles.
6707 (rs6000_secondary_reload_class): Handle SDmode.
6708 (rs6000_output_function_epilogue): Likewise.
6709 (rs6000_function_value): Simplify if statement.
6710 (rs6000_libcall_value): Likewise.
6711 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
6712 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
6713 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
6714 (movsd_hardfloat): New define_insn.
6715 (movsd_softfloat): Likewise.
6716 (movsd_store): Likewise.
6717 (movsd_load): Likewise.
6718 (extendsddd2): Likewise.
6719 (extendsdtd2): Likewise.
6720 (truncddsd2): Likewise.
6721 (movdd_hardfloat64): Fixup comment.
6722 (UNSPEC_MOVSD_LOAD): New constant.
6723 (UNSPEC_MOVSD_STORE): Likewise.
6725 2008-01-26 Jakub Jelinek <jakub@redhat.com>
6728 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
6730 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
6731 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
6732 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
6735 2008-01-26 David Edelsohn <edelsohn@gnu.org>
6738 * config.gcc: Separate AIX 5.3 from AIX 6.1.
6739 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6740 __LONGDOUBLE128 too.
6741 * config/rs6000/aix61.h: New file.
6743 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6745 PR rtl-optimization/34959
6746 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
6747 popcount and parity rtxes the same mode as their operand.
6748 Truncate or extend the result to the return value's mode
6751 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6754 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
6755 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
6756 to GOT_VERSION_REGNUM.
6757 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
6758 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
6759 * config/mips/mips.c (mips_emit_call_insn): New function.
6760 (mips_call_tls_get_addr): Call mips_expand_call directly.
6761 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
6763 (mips16_build_call_stub): Likewise. Return the call insn or null.
6764 (mips_expand_call): Update the call to mips16_build_call_stub
6765 accordingly and a remove redundant condition. Assert that MIPS16
6766 stubs do not use lazy binding. Use mips_emit_call_insn and return
6768 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
6770 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
6771 (mips_avoid_hazard): Remove hazard_set handling.
6772 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
6773 (UNSPEC_RESTORE_GP): ...this.
6774 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
6775 (FAKE_CALL_REGNO): Rename to...
6776 (GOT_VERSION_REGNUM): ...this.
6777 (type): Add "ghost" value. Add an associated insn reservation.
6778 (hazard_set): Remove.
6779 (exception_receiver): Rename to...
6780 (restore_gp): ...this and update the unspec identifier accordingly.
6781 (exception_receiver, nonlocal_got_receiver): New expanders.
6782 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
6783 FAKE_CALL_REGNO. Remove hazard_set attribute.
6784 (set_got_version, update_got_version): New patterns.
6786 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
6789 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
6791 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6794 * doc/install.texi2html: Generate gcc-vers.texi.
6796 2008-01-25 DJ Delorie <dj@redhat.com>
6798 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6800 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6802 * config/c4x: Remove directory.
6803 * config.gcc (crx-*, mt-*): Mark obsolete.
6804 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
6805 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
6806 sh-*-rtemscoff*): Remove cases.
6807 * defaults.h (C4X_FLOAT_FORMAT): Remove.
6808 * real.c (encode_c4x_single, decode_c4x_single,
6809 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
6810 c4x_extended_format): Remove.
6811 * real.h (c4x_single_format, c4x_extended_format): Remove.
6812 * doc/extend.texi (interrupt, naked): Remove mention of attributes
6814 (Pragmas): Remove comment about c4x pragmas.
6815 * doc/install.texi (c4x): Remove target-specific instructions.
6816 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
6817 * doc/md.texi (Machine Constraints): Remove C4x documentation.
6818 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
6819 refer to C4x source files as examples.
6820 (C4X_FLOAT_FORMAT): Remove documentation.
6822 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
6824 * config/bfin/bfin.c (override_options): Reorder tests so that
6825 flag_pic gets enabled for -msep-data.
6827 2008-01-25 Richard Guenther <rguenther@suse.de>
6830 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
6831 to its bitfield precision if required.
6833 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6836 * tree-nested.c (walk_omp_for): New function.
6837 (convert_nonlocal_reference, convert_local_reference): Call
6838 walk_omp_for on OMP_FOR.
6839 (convert_call_expr): Call walk_body on OMP_FOR's
6840 OMP_FOR_PRE_INIT_BODY.
6842 2008-01-25 Richard Guenther <rguenther@suse.de>
6844 PR tree-optimization/34966
6845 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
6846 default defs and PHI_NODEs we have to insert after the
6849 2008-01-24 Nick Clifton <nickc@redhat.com>
6851 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
6852 Provide a default definition.
6853 (LIBGCC2_UNITS_PER_WORD): Likewise.
6855 * config/stormy16/stormy16.c: Include df.h for the prototype
6856 for df_regs_ever_live_p.
6857 (xstormy16_expand_builtin_va_start): Convert the stack offset
6858 into a component_ref and then use POINTER_PLUS_EXPR to add it
6859 to the incoming_virtual_args_rtx.
6860 (xstormy16_gimplify_va_arg_expr): Rename to
6861 xstormy16_gimplify_va_arg_expr.
6862 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
6863 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
6864 xstormy16_gimplify_va_arg_expr.
6865 Fix up some formatting issues.
6867 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
6868 Move to predicates.md.
6869 (xs_hi_general_operand): Likewise.
6870 (xs_hi_nonmemory_operand): Likewise.
6871 * config/stormy16/predicates.md:
6872 (xstormy16_carry_plus_operand): New predicate.
6873 (xs_hi_general_operand): New predicate.
6874 (xs_hi_nonmemory_operand): New predicate.
6875 * config/stormy16/stormy16-protos.h:
6876 (xstormy16_carry_plus_operand): Delete prototype.
6877 (xs_hi_general_operand): Likewise.
6878 (xs_hi_nonmemory_operand): Likewise.
6880 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
6881 modifiers as they are no longer needed and they can trigger
6882 reload spill failures.
6884 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
6885 with a match_operand in order to help reload.
6887 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
6888 constraint with 'e' for the 8th alternative as this version of
6889 the mov.w instruction only accepts the lower 8 registers.
6891 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
6894 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
6895 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
6898 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6901 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
6903 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6905 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6907 (remove_structure): Update allocations list before removing structure.
6909 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6911 * ipa-struct-reorg.c (is_safe_cond_expr,
6912 create_new_stmts_for_cond_expr): Use integer_zerop function,
6913 that recognize not only zero-pointer, but zero-integer too.
6915 2008-01-25 Ben Elliston <bje@au.ibm.com>
6918 * fixproto: Escape "." in sed expression that strips leading "./".
6920 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6923 * gcc.c (SWITCH_OK): Removed.
6924 (SWITCH_LIVE): Changed to bit.
6925 (SWITCH_FALSE): Likewise.
6926 (SWITCH_IGNORE): Likewise.
6927 (switchstr): Change live_cond to unsigned int.
6928 (process_command): Replace SWITCH_OK with 0.
6929 (do_self_spec): Likewise.
6930 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6931 (give_switch): Likewise.
6932 (used_arg): Likewise.
6933 (do_spec_1): Set the SWITCH_IGNORE bit.
6934 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6935 bits. Set the SWITCH_LIVE bit.
6937 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6939 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6941 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6943 PR tree-optimization/34472
6944 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6945 parameter to a "bool *" and set *DATA to false if there is
6946 an unsafe access. Do not delete the structure here.
6947 (check_cond_exprs): Delete it here instead.
6948 (check_cond_exprs, exclude_cold_structs): Do not increase
6949 I when removing a structure.
6951 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6954 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6955 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6957 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6960 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6961 a fixed vector for stack.
6963 2008-01-24 Ben Elliston <bje@au.ibm.com>
6966 * doc/gcc.texi (Software development): Add a direntry for g++.
6968 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6970 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6971 stale and straggling -fforce-addr comments above.
6973 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6975 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6976 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6978 2008-01-23 Michael Matz <matz@suse.de>
6981 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6984 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6986 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6989 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6991 * config/avr/avr.c (avr_current_arch): New variable.
6992 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6993 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6994 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6995 (avr_override_options): Init 'avr_current_arch'.
6996 (base_arch_s): Move from here...
6997 * config/avr/avr.h (base_arch_s): ... here. Add new members
6998 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6999 'mega' to 'have_jmp_call'.
7000 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
7001 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
7003 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
7005 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7006 MULTILIB_MATCHES): (Ditto.).
7008 2008-01-23 Richard Guenther <rguenther@suse.de>
7011 * cgraphunit.c (cgraph_reset_node): Always mark the node
7012 not reachable if it is not queued already.
7014 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
7016 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
7017 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
7018 (cputype_selected): New static variable.
7019 (bfin_handle_option): Set it if -mcpu is used.
7020 (override_option): Select default set of workarounds if no cpu type
7021 selected on the command line.
7022 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
7024 From Michael Frysinger <michael.frysinger@analog.com>
7025 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
7026 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
7028 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
7029 for bf547, bf523, bf524, and bf526.
7030 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
7032 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7033 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
7034 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
7035 __ADSPBF547__ and __ADSPBF54x__ for bf547.
7036 * doc/invoke.texi (Blackfin Options): Document that
7037 -mcpu now accept bf547, bf523, bf524, and bf526.
7039 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
7041 PR rtl-optimization/34628
7042 * combine.c (try_combine): Stop and undo after the first combination
7043 if an autoincrement side-effect on the first insn has effectively
7046 2008-01-22 David Edelsohn <edelsohn@gnu.org>
7049 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7050 Offset addresses are not valid for Altivec or paired float modes.
7052 2008-01-22 Jakub Jelinek <jakub@redhat.com>
7055 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
7056 if DECL_INITIAL (decl) is error_mark_node.
7059 * c-common.c (handle_vector_size_attribute): Only allow
7060 integral, scalar float and fixed point types. Handle OFFSET_TYPE
7061 the same way as pointer, array etc. types.
7062 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
7065 * tree.c (build_type_attribute_qual_variant): Call
7066 build_qualified_type if attributes are equal, but quals are not.
7068 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7071 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
7072 * flags.h (warn_strict_aliasing): Remove.
7073 (warn_strict_overflow): Remove.
7074 * opts.c (warn_strict_aliasing): Remove.
7075 (warn_strict_overflow): Remove.
7076 * c-opts.c (c_common_handle_option): -Wall only sets
7077 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
7078 (c_common_post_options): Give default values to -Wstrict-aliasing
7079 and -Wstrict-overflow if they are uninitialized.
7080 * common.opt (Wstrict-aliasing): Specify Var and Init.
7081 (Wstrict-overflow): Likewise.
7083 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7085 PR rtl-optimization/26854
7086 PR rtl-optimization/34400
7087 PR rtl-optimization/34884
7088 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
7090 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
7091 (df_rd_bb_info.expanded_lr_out): Deleted
7092 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
7093 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
7094 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7095 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7096 Removed code to allocate, initialize or free expanded_lr_out.
7097 (df_rd_bb_local_compute_process_def): Restructured to make more
7099 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
7100 sets if the sets are being trimmed.
7102 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
7105 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
7106 (as_vers): Likewise.
7107 * configure: Regenerated.
7109 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7112 * tree-pass.h (pass_build_alias): New pass.
7113 * tree-ssa-alias.c (gate_build_alias): New.
7114 (pass_build_alias): New.
7115 * passes.c (init_optimization_passes): Add pass_build_alias after
7116 pass_create_structure_vars.
7118 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
7120 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
7121 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
7122 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
7123 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
7124 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
7125 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
7126 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
7127 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
7128 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
7129 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
7130 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
7131 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
7132 * config/s390/s390.md (FP_ALL): New mode iterator.
7133 (_d): New mode attribute.
7134 ("*signbit<mode>2>"): Changed mode of first operand.
7135 ("isinf<mode>2"): Changed mode of first operand.
7136 ("*TDC_insn"): Adaptation for DFP modes.
7138 2008-01-22 Ben Elliston <bje@au.ibm.com>
7140 * tree.c (check_qualified_type): Improve function description.
7142 2008-01-21 Jason Merrill <jason@redhat.com>
7145 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
7146 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
7149 2008-01-21 DJ Delorie <dj@redhat.com>
7151 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
7154 2008-01-21 Richard Guenther <rguenther@suse.de>
7157 * tree-cfg.c (verify_expr): Allow all invariant expressions
7158 instead of just constant class ones as reference argument.
7159 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
7160 like any other constant.
7161 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7163 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
7165 * regmove.c (fixup_match_1): Update call crossed frequencies.
7167 2008-01-21 Richard Guenther <rguenther@suse.de>
7170 * tree-inline.c (setup_one_parameter): Deal with mismatched
7171 types using a VIEW_CONVERT_EXPR.
7173 2008-01-21 Alon Dayan <alond@il.ibm.com>
7174 Olga Golovanevsky <olga@il.ibm.com>
7176 PR tree-optimization/34701
7177 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
7178 when the structure size is not a power of 2.
7180 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
7182 * doc/install.texi: Add doc for --enable-checking=df.
7184 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
7186 PR rtl-optimization/34808
7187 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
7189 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7191 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
7194 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7196 PR rtl-optimization/26854
7197 PR rtl-optimization/34400
7198 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
7200 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
7201 (df_rd_bb_info.expanded_lr_out): New.
7202 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
7203 * loop_iv.c (iv_analysis_loop_init): Ditto.
7204 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7205 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7206 Added code to allocate, initialize or free expanded_lr_out.
7207 (df_rd_bb_local_compute_process_def): Restructured to make
7208 more understandable.
7209 (df_rd_confluence_n): Add code to do nothing with fake edges and
7210 code to no apply invalidate_by_call sets if the sets are being trimmed.
7211 (df_lr_local_finalize): Renamed to df_lr_finalize.
7212 (df_live_local_finalize): Renamed to df_live_finalize.
7214 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7217 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7218 deciding whether to use reciprocal instructions.
7220 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7222 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7223 dwarf2out_note_section_used if cold_text_section is NULL.
7225 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7227 PR gcov-profile/34610
7228 * tree-cfg.c (make_edges): Mark both outgoing edges from
7229 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7230 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7231 from OMP_FOR and OMP_CONTINUE outgoing edges.
7233 * tree-profile.c (tree_profiling): Return early if
7234 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7236 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7237 from cfun to child_cfun.
7238 * function.h (struct function): Add after_tree_profile bit.
7240 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7242 * config/avr/avr.S (_exit): Disable interrupt.
7244 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7245 Steven Bosscher <stevenb.gcc@gmail.com>
7247 PR rtl-optimization/26854
7248 PR rtl-optimization/34400
7249 * df-problems.c (df_live_scratch): New scratch bitmap.
7250 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7251 (df_live_reset): Clear the proper bitmaps.
7252 (df_live_bb_local_compute): Only process the artificial defs once
7253 since the order is not important.
7254 (df_live_init): Init the df_live sets only with the variables
7255 found live by df_lr.
7256 (df_live_transfer_function): Use the df_lr sets to prune the
7257 df_live sets as they are being computed.
7258 (df_live_free): Free df_live_scratch.
7260 2008-01-18 Ian Lance Taylor <iant@google.com>
7262 * common.opt: Add fmerge-debug-strings.
7263 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7264 flag_merge_debug_strings rather than flag_merge_constants.
7265 * doc/invoke.texi (Option Summary): Mention
7266 -fmerge-debug-strings.
7267 (Debugging Options): Document -fmerge-debug-strings.
7269 2008-01-18 Ian Lance Taylor <iant@google.com>
7272 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7273 (struct tree_function_decl): Add new field operator_new_flag.
7274 * tree-inline.c (expand_call_inline): When inlining a call to
7275 operator new, force the return value to go into a variable, and
7276 set DECL_NO_TBAA_P on that variable.
7277 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7279 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7282 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7283 DWARF2_DEBUGGING_INFO.
7284 (dwarf2out_note_section_used): Ditto. Add prototype.
7285 (have_multiple_function_sections, text_section_used,
7286 cold_text_section_used, *cold_text_sections): Move declarations
7289 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7291 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7292 field and add signal_ra.
7293 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7294 assignments to frame state pc. Move end of stack check after
7295 MD_FALLBACK_FRAME_STATE_FOR.
7296 (uw_update_context_1): Use frame state signal_regs if set, instead
7297 of checking signal_frame flag.
7298 (uw_update_context): Use frame state signal_ra if set.
7299 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7300 * config/xtensa/linux-unwind.h: New file.
7302 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7304 * modulo-sched.c (get_sched_window): Fix comment typo.
7306 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7308 PR tree-optimization/34648
7309 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7311 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7313 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7314 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7316 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7318 PR rtl-optimization/34400
7319 * df-core.c (df_worklist_dataflow_overeager,
7320 df_worklist_dataflow_doublequeue): New functions.
7321 (df_worklist_dataflow): Two different worklist solvers.
7322 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7325 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7328 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7329 and ftree-parallelize-loops.
7331 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7333 PR rtl-optimization/34826
7334 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7336 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7338 * global.c (find_reg): Mark the eh regs as used if necessary.
7339 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7340 * ra.h (struct allocno): no_eh_reg field added. Changed
7341 no_stack_reg type to bitfield.
7343 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7345 * tree.c (substitute_in_expr): Add missing 'break'.
7347 2008-01-17 Richard Guenther <rguenther@suse.de>
7349 PR tree-optimization/34825
7350 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7351 x / x as division to handle.
7353 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7355 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7356 "-pthread" is specified.
7357 * pa-hpux11.h (LIB_SPEC): Likewise.
7359 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7360 Peter Bergner <bergner@vnet.ibm.com>
7362 PR rtl-optimization/33796
7363 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7365 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7367 PR libgfortran/34699
7368 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7370 * pa-hpux10.h (LINK_SPEC): Likewise.
7371 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7373 2008-01-16 Richard Guenther <rguenther@suse.de>
7376 * fold-const.c (fold_convert_const_int_from_int): Do not
7377 set overflow if that occured only because of a sign extension
7378 change when converting from/to a sizetype with the same
7379 precision and signedness.
7381 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7384 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7385 location address to the correct place. Update copyright year.
7387 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7389 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7390 no dependences in the dependence_relations vector.
7392 2008-01-16 Jan Hubicka <jh@suse.cz>
7394 PR rtl-optimization/31396
7395 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7396 * cfg.c (dump_reg_info): Print it.
7397 * regs.h (struct reg_info_t): add freq_calls_crossed.
7398 (REG_FREQ_CALLS_CROSSED): New macro.
7399 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7400 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7401 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7402 regmove_optimize): Update call crossed frequencies.
7403 * local-alloc.c (struct qty): Add freq_calls_crossed.
7404 (alloc_qty): Copute freq_calls_crossed.
7405 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7406 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7407 * ra.h (struct allocno): Add freq_calls_crossed.
7409 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7411 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7412 libgomp when compiling with ftree-parallelize-loops.
7413 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7415 2008-01-16 Richard Guenther <rguenther@suse.de>
7417 PR tree-optimization/34769
7418 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7419 * tree.c (int_cst_value): Instead make this function more
7420 permissive in what it accepts as valid input. Document this
7421 function always sign-extends the value.
7423 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7424 Richard Guenther <rguenther@suse.de>
7427 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7428 (gimple_fold_indirect_ref_rhs): ... this.
7429 (gimple_fold_indirect_ref): New function with foldings
7430 that preserve lvalueness.
7431 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7432 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7433 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7434 to fold an INDIRECT_REF, fall back to the old use of
7435 fold_indirect_ref_1.
7437 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7439 * tree-data-ref.c (subscript_dependence_tester_1): Call
7440 free_conflict_function.
7441 (compute_self_dependence): Same.
7443 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7446 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
7447 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
7449 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
7450 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
7451 for DWARF2_UNWIND_INFO targets.
7453 2008-01-16 Richard Guenther <rguenther@suse.de>
7456 * c-typeck.c (common_pointer_type): Do not merge inconsistent
7457 type qualifiers for function types.
7459 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
7461 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
7462 loop_iterator li from previous commit.
7464 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
7466 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
7468 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7470 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
7471 (parallelize_loops): Don't parallelize irreducible components.
7473 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7476 * c-opts (c_common_post_options): Do not enable CPP
7477 flag_pedantic_errors by default.
7479 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
7481 PR rtl-optimization/31944
7482 * cse.c (remove_pseudo_from_table): New function.
7483 (merge_equiv_classes): Use above function to remove pseudo-registers.
7484 (invalidate): Likewise.
7486 2008-01-13 Richard Guenther <rguenther@suse.de>
7489 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
7490 instead of TYPE_MODE to deal with calls from expand_one_error_var.
7492 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
7494 * gcse.c (cprop_jump): Call validate_unshare_change instead of
7495 validate_change to unshare the source of the PC set.
7497 2008-01-12 Jan Hubicka <jh@suse.cz>
7500 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
7501 references above array bounds. This might trigger bounds checks for
7504 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7506 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
7507 new_replaceable_dependencies.
7509 2008-01-12 Doug Kwan <dougkwan@google.com>
7511 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
7512 instead of OPT_Wreturn_type in warning due to ignored return type
7514 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
7515 options included in -Wextra.
7516 * c.opt: New option -Wignored_qualifiers.
7517 * doc/invoke.texi (Warning Options, -Wextra): Add new option
7518 -Wignore_qualifiers.
7519 (-Wignored-qualifiers): Document.
7520 (-Wreturn-type): Remove description of functionality now handled
7521 by -Wignored-qualifiers.
7523 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
7526 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
7527 NOP_EXPR if it is between integral types with the same precision.
7529 2008-01-12 Jan Hubicka <jh@suse.cz>
7532 * invoke.texi (max-inline-recursive-depth): Fix default value.
7534 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
7536 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
7539 2008-01-11 Bob Wilson <bob.wilson@acm.org>
7541 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
7543 2008-01-11 James E. Wilson <wilson@specifix.com>
7546 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
7548 2008-01-11 Anatoly Sokolov <aesok@post.ru>
7550 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
7551 save/restore frame pointer register and don't use 'call-prologues'
7552 optimization in function with "OS_task" attribute.
7554 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
7557 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
7558 when copying to memory.
7560 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
7562 PR rtl-optimization/30905
7563 * cfgcleanup.c: Include dce.h
7564 (crossjumps_occured): New global variable.
7565 (try_crossjump_bb): Exit loop after finding a fallthru edge.
7566 If something changed, set crossjumps_occured to true.
7567 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
7568 Don't add/remove fake edges to exit here...
7569 (cleanup_cfg): ...but do it here, when crossjumping.
7570 Run a fast DCE when successful crossjumps occured in the latest
7571 iteration of try_optimize_cfg.
7573 2008-01-11 Richard Guenther <rguenther@suse.de>
7575 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
7576 (struct vn_unary_op_s): Likewise.
7577 (vn_reference_insert): Free old reference on hash collision.
7579 2008-01-10 Raksit Ashok <raksit@google.com>
7581 PR rtl-optimization/27971
7582 * combine.c (find_split_point): Split PLUS expressions which are
7583 inside a MEM rtx, and whose first operand is complex.
7585 2008-01-10 DJ Delorie <dj@redhat.com>
7587 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
7588 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
7589 (m32c_hard_regno_ok): Call the underlying function.
7591 2008-01-10 Richard Guenther <rguenther@suse.de>
7594 * tree-cfg.c (tree_merge_blocks): Do not go through the
7595 full-blown folding and stmt updating path if we just deal
7596 with virtual operands.
7597 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7598 test for abnormal SSA_NAMEs.
7600 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7603 * reload.c (push_reload): Add assertions. All constants from
7604 reg_equiv_constant should have been used for replacing the respective
7606 (find_reloads_address): Invoke find_reloads_address_part for
7607 constant taken from the reg_equiv_constant array.
7609 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7611 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7612 field (valnum) the first in the struct. Replace bools with
7615 2008-01-10 Richard Guenther <rguenther@suse.de>
7617 PR tree-optimization/34651
7618 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7619 types and ordering for masking and converting.
7621 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7623 PR tree-optimization/34017
7624 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7625 also for PHI_NODE expressions.
7627 2008-01-09 Jan Hubicka <jh@suse.cz>
7629 PR tree-optimization/34708
7630 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7631 based on number of case labels.
7632 (init_inline_once): Remove switch_cost.
7633 * tree-inline.h (eni_weights_d): Remove switch_cost.
7635 2008-01-09 Richard Guenther <rguenther@suse.de>
7636 Andrew Pinski <andrew_pinski@playstation.sony.com>
7639 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7640 temporary if an rvalue is ok or an lvalue is not required.
7642 2008-01-09 Richard Guenther <rguenther@suse.de>
7645 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7648 2008-01-09 Richard Guenther <rguenther@suse.de>
7651 * tree.c (host_integerp): Check for sizetype only if the
7652 type is an integer type.
7654 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7657 * opts.c (decode_options): Disable inlining of functions called
7658 once if not in unit-at-a-time mode.
7660 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7662 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7664 2008-01-08 Richard Guenther <rguenther@suse.de>
7667 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7668 out early if the result will be unused.
7670 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7675 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7676 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7679 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
7681 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
7682 for vectorization tuned.
7684 2008-01-08 Richard Guenther <rguenther@suse.de>
7686 PR tree-optimization/34683
7687 * tree-ssa-operands.c (operand_build_cmp): Export.
7688 * tree-ssa-operands.h (operand_build_cmp): Declare.
7689 * tree-vn.c (vuses_compare): Remove.
7690 (sort_vuses): Use operand_build_cmp.
7691 (sort_vuses_heap): Likewise.
7692 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
7693 to re-use old VEC if available. Do not sort already sorted VUSEs.
7694 (vdefs_to_vec): Do not sort already sorted VDEFs.
7696 2008-01-08 Jakub Jelinek <jakub@redhat.com>
7699 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
7701 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7704 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
7705 limitations of reciprocal sequences on x86 targets.
7707 2008-01-08 Richard Guenther <rguenther@suse.de>
7709 PR tree-optimization/34683
7710 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
7712 2008-01-07 Jakub Jelinek <jakub@redhat.com>
7715 * config/darwin.c (darwin_mergeable_string_section): Don't use
7716 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
7718 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
7721 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
7722 negxf2. Macroize expander using X87MODEF mode iterator. Change
7723 predicates of op0 and op1 to register_operand.
7724 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
7725 expander using X87MODEF mode iterator. Change predicates of
7726 op0 and op1 to register_operand.
7727 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
7728 corresponding patterns and macroize using MODEF macro. Change
7729 predicates of op0 and op1 to register_operand and remove
7730 "m" constraint. Disparage "r" alternative with "!".
7731 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
7732 macroize using X87MODEF macro. Change predicates of op0 and op1
7733 to register_operand and remove "m" constraint. Disparage "r"
7734 alternative with "!".
7735 (absneg splitter with memory operands): Remove.
7736 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
7737 patterns and macroize using X87MODEF mode iterator.
7738 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
7739 Change predicate of op1 to register_operand.
7740 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
7741 for memory operands.
7743 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
7745 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
7747 2008-01-07 Richard Guenther <rguenther@suse.de>
7749 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
7752 2008-01-07 Richard Guenther <rguenther@suse.de>
7754 PR tree-optimization/34683
7755 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
7756 VOPs of the needed size to save memory. Use VEC_quick_push
7757 to save compile-time.
7758 (vdefs_to_vec): Likewise.
7760 2008-01-07 Sa Liu <saliu@de.ibm.com>
7762 * config/spu/spu.md (divdf3): Genetate inline code for double
7763 division. The implementation doesn't handle INF or NAN, therefore it
7764 only applies when -ffinite-math-only is given.
7766 2008-01-06 Paolo Carlini <pcarlini@suse.de>
7769 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
7770 * doc/cpp.texi ([Common Predefined Macros]): Document.
7772 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
7774 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
7775 order to use commutative addition instead of subtraction.
7777 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7778 Mircea Namolaru <namolaru@il.ibm.com>
7779 Vladimir Yanovsky <yanov@il.ibm.com>
7780 Revital Eres <eres@il.ibm.com>
7782 PR tree-optimization/34263
7783 * tree-outof-ssa.c (process_single_block_loop_latch,
7784 contains_tree_r): New functions.
7785 (analyze_edges_for_bb): Call process_single_block_loop_latch
7786 function to empty single-basic-block latch block if possible.
7788 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7790 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7792 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
7794 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7796 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
7798 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7800 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
7802 2008-01-05 Jakub Jelinek <jakub@redhat.com>
7804 PR tree-optimization/34618
7805 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
7808 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7811 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
7812 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
7813 Update copyright year.
7815 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
7816 Update copyright year.
7817 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
7820 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
7822 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
7823 edge does not point to current bb before changing need_assert.
7825 2008-01-04 Richard Guenther <rguenther@suse.de>
7828 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
7829 for verifying purposes if they are is_gimple_min_invariant.
7831 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
7833 PR tree-optimization/34448
7834 PR tree-optimization/34465
7835 * gimplify.c (gimplify_init_constructor): Add new parameter
7836 notify_temp_creation. Use it.
7837 (gimplify_modify_expr_rhs): Take volatiles into account when
7838 optimizing constructors.
7839 Do not optimize constructors if gimplify_init_constructor will dump to
7841 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
7842 * gcc.c-torture/compile/pr34448.c: New.
7844 2008-01-04 Jakub Jelinek <jakub@redhat.com>
7846 PR gcov-profile/34609
7847 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
7848 return_slot if result is TREE_ADDRESSABLE.
7850 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
7852 * config/mips/mips.md (sqrt_condition): Tweak comment.
7853 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
7855 2008-01-03 Tom Tromey <tromey@redhat.com>
7858 * c-common.c (c_type_hash): Handle VLAs.
7860 2008-01-03 Jan Hubicka <jh@suse.cz>
7862 PR tree-optimization/31081
7863 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
7864 0 when inlining and not inlining to first basic block.
7865 (remap_decl): When var is initialized to 0, don't set default_def.
7866 (expand_call_inline): Set entry_bb.
7867 * tree-inline.h (copy_body_data): Add entry_bb.
7869 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7872 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
7875 PR tree-optimization/29484
7876 * tree-inline.c (inline_forbidden_p_2): New function.
7877 (inline_forbidden_p): Disallow inlining if some static var
7878 has an address of a local LABEL_DECL in its initializer.
7879 * doc/extend.texi (Labels as Values): Document &&foo behaviour
7882 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
7884 PR tree-optimization/34635
7885 * tree-data-ref.c (add_other_self_distances): Make sure that the
7886 evolution step is constant.
7888 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7891 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
7893 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
7895 * tree-sra.c (scalarize_init): Insert the generate_element_init
7896 statements after the generate_element_zero statements.
7898 2008-01-02 Richard Guenther <rguenther@suse.de>
7902 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
7903 for very large number of operands instead of ICEing.
7905 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7908 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7909 while stack probing.
7911 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7913 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7916 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7919 * tree-mudflap.c (mx_register_decls): Guard warning by
7920 !DECL_ARTIFICIAL check.
7922 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7924 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7925 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7926 sse5_perm<mode>): Fix constraints.