1 2008-05-08 Jakub Jelinek <jakub@redhat.com>
3 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
4 on OMP_RETURN for OMP_FOR.
7 * dwarf2out.c (dw_expand_expr, common_check): Removed.
8 (fortran_common): New function.
9 (gen_variable_die): Call fortran_common instead of common_check,
10 adjust for it returning tree instead of rtx. Formatting.
12 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16 * see.c (see_copy_insn): Copy new pure const attributes for new
18 * c-decl.c (merge_decls): Ditto.
19 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
20 to RTL_CONST_OR_PURE_CALL_P.
21 * tree.c (define_local_buitin): Rename DECL_IS_PURE to
22 DECL_PURE_P. Initialized DECL_LOOPING_CONST_PURE.
23 (process_call_operands): Set tree_side_effects properly.
24 * tree.h (TREE_READONLY_DECL_P): Removed.
25 (DECL_IS_PURE): Renamed to DECL_PURE_P.
26 (DECL_LOOPING_OR_CONST_P): New macro.
27 (struct tree_function_decl): Added looping_const_or_pure_p.
29 (ECF_LOOPING_OR_CONST_P): New macro,
30 * rtlanal.c (pure_const_p): Removed.
31 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
32 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
34 * ipa-pure-const.c (pure_const_state_e): Added looping field.
35 (check_decl, check_tree, check_call, scan_function): Initialize
37 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
38 (static_execute): Set looping true for recursive functions.
39 Undo setting state to IPA_NEITHER for recursive functions.
41 * ifcvt.c (noce_can_store_speculate_p): Changed
42 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
43 RTL_CONST_OR_PURE_CALL_P.
44 * dse.c (scan_insn): Ditto.
45 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
46 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
47 RTL_CONST_OR_PURE_CALL_P.
48 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
49 pure_call_p to RTL_CONST_CALL_P.
50 * gimplify.c (gimplify_call_expr): Clear side effects for
51 non-looping pure and constant calls.
52 * calls.c (emit_call_1): Set rtl flags from ecf flags.
53 (flags_from_decl_or_type): Set ecf flags from decl flags.
54 (initialize_argument_information): Turn off
55 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
56 Change const to pure if callee_copies is true rather than just
58 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
59 way of marking pure calls.
60 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
61 Remove hack that was supposed to fix pr7335 and remove old
62 way of marking pure calls.
63 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
64 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
65 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
66 RTL_CONST_OR_PURE_CALL_P.
67 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
68 * loop-invariant.c (find_exits, find_invariant_bb): Changed
69 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
70 * sched-deps.c (schedule_analyze): Ditto.
71 * rtl.h (struct rtx_def): Use call field, unchanging field, and
72 return_val field of calls to represent pure and const function
74 (CONST_OR_PURE_CALL_P): Deleted macro.
75 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
76 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
77 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
79 * tree-optimize.c (execute_fixup_cfg): Added test for
80 ECF_LOOPING_CONST_OR_PURE.
81 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
83 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
84 effects for looping pure or const calls.
85 (verify_gimple_expr): Added verification code.
86 * config/alpha/alpha.c (alpha_legitimize_address,
87 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
89 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
90 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
91 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
92 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
93 RTL_CONST_OR_PURE_CALL_P.
94 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
95 and const calls to be deleted.
98 2008-05-08 Uros Bizjak <ubizjak@gmail.com>
101 * config/i386/mmx.md (mmx_subv2sf3): New expander.
102 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
103 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
104 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
105 to handle nonimmediate operands.
106 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
107 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
108 to handle nonimmediate operands.
109 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
110 (mmx_pmulhrwv4hi3): New expander. Use
111 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
112 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
113 (sse2_umulv1siv1di3): New expander. Use
114 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
115 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
116 (mmx_eq<mode>3): New expander. Use
117 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
118 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
119 (mmx_uavgv8qi3): New expander. Use
120 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
121 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
122 (mmx_uavgv4hi3): New expander. Use
123 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
126 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
127 to handle nonimmediate operands.
128 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
129 to handle nonimmediate operands.
130 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
131 to handle nonimmediate operands.
132 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
133 to handle nonimmediate operands.
134 (sse2_unpckhpd_exp): New expander. Use
135 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
136 (sse2_unpcklpd_exp): New expander. Use
137 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
138 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
139 to handle nonimmediate operands.
140 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
141 to handle nonimmediate operands.
142 (*sse2_<plusminus_insn><mode>3): Rename from
143 sse2_<plusminus_insn><mode>3 insn pattern.
144 (sse2_<plusminus_insn><mode>3): New expander. Use
145 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
146 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
147 (sse2_umulv2siv2di3): New expander. Use
148 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
149 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
150 (sse4_1_mulv2siv2di3): New expander. Use
151 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
152 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
153 (sse2_pmaddwd): New expander. Use
154 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
155 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
156 (sse2_eq<mode>3): New expander. Use
157 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
158 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
159 (sse4_1_eqv2di3): New expander. Use
160 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
161 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
162 (sse2_uavgv16qi3): New expander. Use
163 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
164 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
165 (sse2_uavgv16qi3): New expander. Use
166 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
167 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
168 (sse2_uavgv8hi3): New expander. Use
169 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
170 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
171 (ssse3_pmulhrswv8hi3): New expander. Use
172 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
173 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
174 (ssse3_pmulhrswv4hi3): New expander. Use
175 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
177 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
178 (<sse>_vmmul<mode>3): Ditto.
179 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
181 (ssse3_pmaddubsw128): Use register_operand for operand 1.
182 (ssse3_pmaddubsw): Ditto.
184 * config/i386/i386.c (struct_builtin_description)
185 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
186 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
187 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
188 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
189 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
190 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
191 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
192 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
193 (ix86_fixup_binary_operands): Assert that src1
194 and src2 must have the same mode when swapped.
195 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
196 and ix86_binary_operator_ok. Do not force operands in registers
199 2008-05-07 Jan Hubicka <jh@suse.cz>
201 * cgraph.c (dump_cgraph_node): Update.
202 * cgraph.h (cgraph_local_info): Break out inline summary.
203 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
205 * ipa-inline (inline_summary): New accestor function.
206 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
207 cgraph_decide_inlining, compute_inline_parameters): Update.
208 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
210 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
212 Cleanup ColdFire scheduling support and add V4 pipeline model.
214 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
215 (define_attr cpu): Add cfv4 value.
216 (define_attr type, define_attr type1): Merge into a single 'type'
217 attribute. Update all uses.
218 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
219 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
221 (define_attr opx_mem, define_attr opy_mem): Remove.
222 (define_attr op_mem): Clean up, update comment.
223 (define_attr size): Use specific values instead of general int.
224 (define_attr guess, define_attr split): Remove. Update all uses.
225 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
226 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
227 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
228 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
229 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
230 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
231 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
232 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
233 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
234 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
235 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
236 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
237 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
238 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
239 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
240 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
241 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
242 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
243 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
244 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
245 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
246 Update or set attributes.
247 (stack_tie): New fake instruction.
249 * config/m68k/m68k.h (TUNE_CFV4): New macro.
250 (m68k_sched_attr_size): Update declaration.
251 (m68k_sched_attr_type2): Remove.
252 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
253 Declare new bypass predicates.
255 * config/m68k/m68k.c (m68k_sched_issue_rate,
256 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
258 (TARGET_SCHED_ISSUE_RATE,
259 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
260 (override_options): Handle scheduling for ColdFire V4 core.
261 (m68k_expand_prologue): Emit stack_tie.
262 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
263 'OP_TYPE_FPN'. Update all uses.
264 (sched_guess_p): Remove.
265 (sched_address_type): Handle symbolic addresses.
266 (sched_get_operand): New static function.
267 (sched_operand_type): Merge into sched_attr_op_type.
268 (sched_attr_op_type): Handle FP registers, handle quick constants,
270 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
271 (m68k_sched_attr_size): Update. Move logic to ...
272 (sched_get_attr_size_int): New static function.
273 (sched_get_opxy_mem_type): New static function.
274 (m68k_sched_attr_op_mem): Update.
275 (m68k_sched_attr_type2): Remove.
276 (sched_cfv4_bypass_data): New static variable.
277 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
278 (m68k_sched_issue_rate): Implement scheduler hook.
279 (struct _sched_ib: enabled_p): New field.
280 (m68k_sched_variable_issue): Update. Handle V4.
281 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
282 sched_dump_class_func_t, sched_dump_split_class,
283 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
284 sched_dump_dfa_class, m68k_sched_dump): Remove.
285 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
287 (m68k_sched_init_global): Remove statisctics dumping, introduce
288 sanity check that all instructions have pipeline reservations. Handle
290 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
291 Handle ColdFire V4 core.
292 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
293 New static functions.
294 (m68k_sched_address_bypass_p): New bypass predicate.
295 (sched_get_indexed_address_scale): New static function.
296 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
298 * cf.md: Update comments.
299 (define_attr type2): Remove. Use 'type' attribute instead.
301 (cf_ib): Rename to cfv123_ib. Update all uses.
302 (cf_oep): Rename to cfv123_oep. Update all uses.
303 (cf_chr): Rename to cfv123_chr. Update all uses.
304 (cf_mem): Rename to cfv123_mem. Update all uses.
305 (cf_mac): Move to more appropriate place.
306 (cfv123_guess): New automaton and cpu_unit.
307 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
308 Update uses of 'size' attribute. Handle before reload scheduling.
309 (cfv123_guess): New dummy reservation for unhandled instructions.
310 (cfv4_*): Pipeline description of ColdFire V4 core.
311 (ignore): New reservation to handle 'ignore' type.
313 2008-05-07 Ian Lance Taylor <iant@google.com>
316 * gimplify.c (find_single_pointer_decl_1): Don't look through
318 (find_single_pointer_decl): Adjust comments.
320 2008-05-07 Jakub Jelinek <jakub@redhat.com>
323 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
324 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
327 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
328 integral type rather than floating point, then VIEW_CONVERT_EXPR
329 to the floating point type.
331 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
333 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
334 TFmode op0 to register.
336 2008-05-07 Alan Modra <amodra@bigpond.net.au>
338 * c-decl.c (grokdeclarator): Comment typo.
340 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
342 * tree-flow.h: Remove prototype for computed_goto_p.
343 * tree-cfg.c (computed_goto_p): Make static.
345 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
348 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
349 (contains_aligned_value_p): This. Handle _Decimal128.
350 (ix86_function_arg_boundary): Only align _Decimal128 to its
351 natural boundary and handle it properly.
353 2008-05-06 Martin Jambor <mjambor@suse.cz>
355 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
356 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
357 (ipcp_method_set_orig_node): Removed.
358 (ipcp_cval_get_cvalue_type): Removed.
359 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
360 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
361 (ipcp_cval_set_cvalue_type): Removed.
362 (ipcp_cval_get_cvalue): Removed.
363 (ipcp_cval_set_cvalue): Removed.
364 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
365 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
366 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
367 (ipcp_cval_meet): Renamed to ipa_lattice_meet
368 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
369 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
370 (ipcp_get_ith_lattice): Changed parameters.
371 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
372 (ipcp_lattice_from_jfunc): Changed parameters.
373 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
374 (ipcp_method_cval_print): Added temporary variable info.
375 (ipcp_redirect): Removed already unused local variable caller.
376 (ipcp_redirect): New temporary variable orig_callee_info
377 (ipcp_redirect): Removed newly unused local variable callee.
378 (ipcp_redirect): Removed (a bit confusing) local variable type.
379 (ipcp_insert_stage): Added local variable info.
380 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
382 (ipcp_formal_create): Removed.
383 (ipcp_method_cval_set): Removed.
384 (ipcp_propagate_stage): Renamed lattice variables.
385 (ipcp_method_cval_set_cvalue_type): Removed.
386 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
387 (ipcp_print_all_lattices): Changed printed strings to refer to
388 lattices rather than cvals.
389 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
390 (ipcp_propagate_const): Changed formal parameters.
391 (build_const_val): Changed formal parameters.
392 (ipcp_insert_stage): Removed useless variable cvalue
393 (build_const_val): Changed formal parameters.
394 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
395 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
396 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
397 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
398 (ipcp_print_func_profile_counts): Changed string from "method" to
400 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
401 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
402 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
403 (ipcp_structures_print): Renamed to ipcp_print_all_structures
404 (ipcp_profile_print): Renamed to ipcp_print_profile_data
405 (ipcp_lat_is_const): Changed parameters and made inline.
406 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
407 (ipcp_redirect): Renamed to ipcp_need_redirect_p
408 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
409 the predicate condition directly
410 (ipcp_propagate_stage): Added local variable args. Removed local
411 variable callee. (Both are mere code simplifications.)
412 (ipcp_method_dont_insert_const): Renamed to
413 ipcp_node_not_modifiable_p.
414 (ipcp_node_not_modifiable_p): Made inline.
415 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
416 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
417 (ipcp_print_all_lattices): Removed variable cvalue
418 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
421 2008-05-06 Olivier Hainque <hainque@adacore.com>
423 * tree-sra.c (try_instantiate_multiple_fields): Early return
424 if field has POINTER_TYPE.
426 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
428 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
429 by using 'q' specifier for instruction.
430 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
432 2008-05-06 Anatoly Sokolov <aesok@post.ru>
434 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
435 Change mode of zero_extract from QImode to HImode.
436 (sign bit tests peepholes): (Ditto.).
438 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
440 * config/i386/mmx.md: Remove double backslashes from asm templates.
441 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
442 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
443 to handle nonimmediate operands.
444 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
445 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
446 to handle nonimmediate operands.
447 (*mmx_<code>v2sf3_finite): New insn pattern.
448 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
449 (mmx_<code>v2sf3): New expander. Use
450 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
451 (mmx_<plusminus_insn><mode>3): New expander. Use
452 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
453 (*mmx_<plusminus_insn><mode>3): New insn pattern.
454 (mmx_add<mode>3): Removed.
455 (mmx_ssadd<mode>3): Ditto.
456 (mmx_usadd<mode>3): Ditto.
457 (mmx_sub<mode>3): Ditto.
458 (mmx_sssub<mode>3): Ditto.
459 (mmx_ussub<mode>3): Ditto.
460 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
461 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
462 to handle nonimmediate operands.
463 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
465 (mmx_smulv4hi3_highpart): New expander. Use
466 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
467 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
469 (mmx_umulv4hi3_highpart): New expander. Use
470 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
471 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
472 (mmx_<code>v4hi3): New expander. Use
473 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
474 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
475 (mmx_<code>v8qi3): New expander. Use
476 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
477 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
478 (mmx_<code><mode>3): New expander. Use
479 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
481 2008-05-05 Jan Hubicka <jh@suse.cz>
483 PR tree-optimization/36118
484 * passes.c (pass_init_dump_file): Fix dump header.
486 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
489 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
490 VCE for function decls.
492 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
494 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
496 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
498 * config/i386/i386.md (sat_plusminus): New.
499 (plusminus_insn): Likewise.
500 (plusminus_mnemonic): Likewise.
502 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
503 (*<addsub><mode>3_cc_overflow): Renamed to ...
504 (*<plusminus_insn><mode>3_cc_overflow): This.
505 (*<addsub>si3_zext_cc_overflow): Renamed to ...
506 (*<plusminus_insn>si3_zext_cc_overflow): This.
508 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
509 (<plusminus_insn><mode>3): This.
510 (*<addsub><mode>3): Renamed to ...
511 (*<plusminus_insn><mode>3): This.
512 (<sse>_vm<addsub><mode>3): Renamed to ...
513 (<sse>_vm<plusminus_insn><mode>3): This.
514 (sse3_h<addsub>v4sf3): Renamed to ...
515 (sse3_h<plusminus_insn>v4sf3): This.
516 (sse3_h<addsub>v2df3): Renamed to ...
517 (sse3_h<plusminus_insn>v2df3): This.
518 (<plusminus_insn><mode>3): New.
519 (*<plusminus_insn><mode>3): Likewise.
520 (sse2_<plusminus_insn><mode>3): Likewise.
521 (add<mode>): Removed.
522 (*add<mode>3): Likewise.
523 (sse2_ssadd<mode>3): Likewise.
524 (sse2_usadd<mode>3): Likewise.
525 (sub<mode>3): Likewise.
526 (*sub<mode>3): Likewise.
527 (sse2_sssub<mode>3): Likewise.
528 (sse2_ussub<mode>3): Likewise.
530 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
532 * gthr-single.h: Add in required interface elements as per gthr.h.
533 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
534 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
535 Generalize UNUSED macro.
536 (__gthread_once): Add.
537 (__gthread_key_create): Add.
538 (__gthread_key_delete): Add.
539 (__gthread_getspecific): Add.
540 (__gthread_setspecific): Add.
542 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
544 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
545 the same size types for the indirect reference on the rhs, then
548 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
550 * config/i386/i386.md
551 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
552 one insn template instead of template series.
553 (*xordi_1_rex64): Ditto.
554 (*xordi_2_rex64): Ditto.
556 2008-05-05 Ira Rosen <irar@il.ibm.com>
558 PR tree-optimization/36119
559 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
562 2008-06-04 Jan Hubicka <jh@suse.cz>
564 tree-optimization/36100
565 * tree-pass.h (pass_O0_always_inline): Declare.
566 * ipa-inline.c (inline_transform): Remove dead code.
567 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
568 pass_O0_always_inline): New.
569 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
571 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
573 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
574 mnemonic in this_param move for TARGET_64BIT.
576 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
578 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
579 (*strmovsi_rex_1): Ditto.
580 (*strsetsi_1): Ditto.
581 (*strsetsi_rex_1): Ditto.
583 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
584 adddicc expanders using SWI mode iterator.
586 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
589 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
592 2008-05-04 David S. Miller <davem@davemloft.net>
594 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
595 (sparc*-*-linux*): Use linux.h in tm_file.
596 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
597 compiler defaulting to 32-bit.
598 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
600 * config/sparc/linux.h: Remove definitions now obtained
601 properly from linux.h
602 * config/sparc/linux64.h: Likewise.
603 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
604 don't want this setting for 32-bit builds in a biarch compiler.
605 * doc/install.texi: Add sparc-linux to list of targets
606 supporting --enable-targets=all.
608 2008-05-03 Andrew Pinski <pinskia@gmail.com>
610 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
612 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
614 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
615 after V4SI_FTYPE_V8HI.
616 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
617 case V4SI_FTYPE_V2DF.
619 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
621 * doc/invoke.texi (max-flow-memory-locations): Removed.
622 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
624 2008-05-03 Richard Guenther <rguenther@suse.de>
627 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
629 2008-05-02 David S. Miller <davem@davemloft.net>
631 * config.gcc (need_64bit_hwint): Document libcpp dependency.
633 2008-05-02 Simon Baldwin <simonb@google.com>
636 * c-common.h (warn_array_subscript_range): Removed.
637 * c-common.c (warn_array_subscript_range): Ditto.
638 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
639 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
641 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
643 * config/i386/i386.c (ix86_special_builtin_type): New.
644 (bdesc_special_args): Likewise.
645 (ix86_expand_special_args_builtin): Likewise.
646 (ix86_init_mmx_sse_builtins): Updated.
647 (ix86_expand_builtin): Updated.
648 (ix86_expand_store_builtin): Removed.
649 (ix86_expand_unop_builtin): Likewise.
651 * config/i386/mm3dnow.h (__v2sf): Moved to ...
652 * config/i386/mmintrin.h (__v2sf): Here.
654 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
656 (_mm_loadl_pi): Likewise.
657 (_mm_storeh_pi): Replace __v2si with __v2sf.
658 (_mm_storel_pi): Likewise.
660 * doc/extend.texi: Correct __builtin_ia32_loadhps,
661 __builtin_ia32_loadlps, __builtin_ia32_storehps,
662 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
663 __builtin_ia32_loadlpd.
665 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
667 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
668 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
669 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
670 (ix86_init_mmx_sse_builtins): Updated.
671 (ix86_expand_args_builtin): Likewise.
672 (ix86_expand_builtin): Likewise.
673 (ix86_expand_unop1_builtin): Renamed to ...
674 (ix86_expand_unop_vec_merge_builtin): This.
676 2008-05-01 Jan Hubicka <jh@suse.cz>
679 * ipa-inline.c (inline_generate_summary): Make static.
680 (inline_transform): Do not call inlining at -O0; make static.
681 * passes.c (execute_todo): Add sanity check.
682 (execute_one_ipa_transform_pass): Execute proper flags.
684 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
686 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
687 (DECL_NONADDRESSABLE_P): Likewise.
688 * alias.c (record_component_aliases): Fix comment.
690 2008-05-01 Simon Baldwin <simonb@google.com>
692 * c-common.h (warn_array_subscript_range): New function.
693 * c-common.c (warn_array_subscript_range): Ditto.
694 * tree-vrp.c (check_array_ref): Corrected code to agree with
695 comment, ignoring only arrays of size 0 or size 1.
696 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
698 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
700 * config/i386/i386.c (ix86_builtin_type): Replace
701 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
702 (bdesc_args): Updated.
703 (ix86_init_mmx_sse_builtins): Likewise.
704 (ix86_expand_args_builtin): Likewise.
706 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
709 * doc/extend.texi: Correct __builtin_ia32_palignr.
711 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
714 * config/i386/i386.c (bdesc_crc32): Removed.
715 (ix86_expand_crc32): Likewise.
716 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
717 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
718 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
719 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
720 UINT_FTYPE_UINT_UCHAR.
721 (bdesc_args): Updated. Add crc32 builtins.
722 (ix86_init_mmx_sse_builtins): Updated.
723 (ix86_expand_args_builtin): Updated to support subreg.
725 * doc/extend.texi: Correct __builtin_ia32_crc32di.
727 2008-05-01 Jan Hubicka <jh@suse.cz>
729 * tree-pass.h (opt_pass): Add IPA_PASS.
730 (varpool_node, cgraph_node): Forward declare.
731 (ipa_opt_pass): Define.
732 (pass_ipa_inline): Turn into ipa_opt_pass.
733 (pass_apply_inline): Remove.
734 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
735 (apply_inline): Turn into ....
736 (inline_transform): ... this one.
737 (inline_generate_summary): New function.
738 (pass_apply_inline): Remove.
739 * function.h (ipa_opt_pass): Forward declare structure; typedef;
741 (struct function): Add ipa_transforms_to_apply.
742 * passes.c (register_one_dump_file): Work on IPA_PASS.
743 (init_optimization_passes): Remove pass_inline_parameters and
745 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
746 (execute_one_pass) ... here; apply transforms when possible.
747 (add_ipa_transform_pass, execute_ipa_summary_asses,
748 execute_one_ipa_transform_pass): New.
749 (execute_ipa_pass_list): Update for IPA_PASS type.
751 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
753 * config/i386/i386.c (ix86_builtin_type): Add
754 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
755 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
756 (bdesc_args): Add SSE4a builtins.
757 (ix86_init_mmx_sse_builtins): Updated.
758 (ix86_expand_args_builtin): Likewise.
759 (ix86_expand_builtin): Likewise.
761 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
763 * config/i386/i386.c (ix86_builtin_type): Add
764 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
765 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
766 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
767 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
768 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
769 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
770 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
771 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
772 and DI_FTYPE_DI_DI_INT.
773 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
774 (ix86_init_mmx_sse_builtins): Updated.
775 (ix86_expand_args_builtin): Likewise.
776 (ix86_expand_builtin): Likewise.
777 (ix86_expand_binop_imm_builtin): Removed.
779 * doc/extend.texi: Correct __builtin_ia32_palignr128.
781 2008-04-30 Richard Guenther <rguenther@suse.de>
783 PR tree-optimization/32921
784 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
786 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
788 * config/arm/arm.c (arm_unwind_emit): Use
789 crtl->all_throwers_are_sibcalls instead of
790 cfun->all_throwers_are_sibcalls.
791 (arm_output_fn_unwind): Likewise.
792 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
793 instead of cfun->uses_pic_offset_table.
794 (frv_expand_prologue): Likewise.
795 (frv_frame_pointer_required): Likewise.
796 (frv_expand_fdpic_call): Likewise.
797 (frv_emit_movsi): Likewise.
798 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
799 cfun->returns_pcc_struct instead of
800 current_function_returns_pcc_struct.
801 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
802 instead of cfun->calls_eh_return.
803 (m32c_pushm_popm): Likewise.
804 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
805 "extern" declaration.
807 2008-04-30 Richard Guenther <rguenther@suse.de>
809 PR tree-optimization/21636
810 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
812 (evaluate_stmt): Print the likely value.
813 (ccp_visit_stmt): Avoid excessive vertical spacing.
815 2008-04-30 Rafael Espindola <espindola@google.com>
817 * builtins.c (fold_call_expr): Return realret.
818 * tree-ssa-threadedge.c
819 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
820 __builtin_object_size.
822 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
824 * gcc.c (wrapper_string): New variable.
825 (insert_wrapper): New function.
826 (execute): New option -wrapper.
827 * doc/invoke.texi (Overall Options): New driver option -wrapper.
829 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
831 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
832 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
833 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
835 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
836 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
837 config/rs6000/e500crtres64gprctr.asm,
838 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
839 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
840 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
841 config/rs6000/e500crtsav64gprctr.asm,
842 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
843 config/rs6000/e500crtsavg64gprctr.asm: New files.
844 * config/rs6000/t-ppccomm: Add build rules for new files.
845 (LIB2FUNCS_STATIC_EXTRA): Add new files.
846 * config/rs6000/t-netbsd: Add build rules for new files.
847 (LIB2FUNCS_STATIC_EXTRA): New variable.
848 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
849 (CRTSAVRES_DEFAULT_SPEC): Likewise.
850 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
852 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
854 * config/i386/i386.c (ix86_builtin_type): Add
855 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
856 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
857 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
858 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
859 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
860 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
861 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
862 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
863 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
864 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
865 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
866 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
867 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
868 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
869 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
870 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
871 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
872 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
873 V1DI_FTYPE_V2SI_V2SI.
874 (bdesc_2arg): Moved to ...
876 (ix86_init_mmx_sse_builtins): Updated.
877 (ix86_expand_args_builtin): Updated. Take a pointer
878 to const struct builtin_description. Handle comparison
880 (ix86_expand_sse_compare): Take a new argument for swapping operands.
881 (ix86_expand_builtin): Updated.
883 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
884 (ssse3_pmaddubsw128): This.
885 (ssse3_pmaddubswv4hi3): Renamed to ...
886 (ssse3_pmaddubsw): This.
888 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
889 (__builtin_ia32_packssdw128): Likewise.
890 (__builtin_ia32_packuswb128): Likewise.
891 (__builtin_ia32_pmaddubsw): Likewise.
892 (__builtin_ia32_pmaddubsw128): Likewise.
894 2008-04-30 Richard Guenther <rguenther@suse.de>
896 PR tree-optimization/14847
897 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
898 (recognize_bits_test): Use it.
899 (recognize_single_bit_test): Likewise.
901 2008-04-30 Martin Jambor <mjambor@suse.cz>
903 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
904 instead of setting number of formal parameters to zero.
905 (ipcp_init_stage): Do not set the number of actual parameters to zero
907 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
908 which are called with variable number of arguments.
909 (ipcp_insert_stage): Explicitely skipping all nodes which are
910 called with variable number of arguments.
911 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
912 number of parameters.
914 * ipa-prop.h (struct ipa_node_params): Added flag
915 called_with_var_arguments
916 (ipa_set_param_count): Added. Changed sole setter to use it.
917 (ipa_get_param_count): Added. All readers of param_count
918 converted to use it instead.
919 (ipa_set_called_with_variable_arg): Added.
920 (ipa_is_called_with_var_arguments): Added.
921 (ipa_get_ith_param): Added. All readers of param_decls converted
923 (ipa_set_cs_argument_count): Added, sole writer to argument_count
925 (ipa_get_cs_argument_count): Added, all readers of argument_count
927 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
930 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
931 (struct ipcp_lattice): Renamed cval_type to type
932 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
934 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
935 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
936 (ipcp_insert_stage): Changed the type of variable cvalue to tree
937 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
938 (build_const_val): Changed the type of parameter cvalue to tree
939 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
940 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
942 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
945 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
946 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
947 (ipa_add_method): Renamed to ipa_push_func_to_list
948 (ipa_remove_method): Renamed to ipa_pop_func_from_list
949 (ipa_callsite_param_count): Removed.
950 (ipa_callsite_param_count_set): Removed.
951 (ipa_callsite_param): Removed.
952 (ipa_callsite_callee): Removed.
953 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
954 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
955 (ipa_method_formal_count): Removed.
956 (ipa_method_formal_count_set): Removed.
957 (ipa_method_get_tree): Removed.
958 (ipa_method_tree_map_create): Removed.
959 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
960 (ipa_create_param_decls_array): Creates the array itself
961 (ipa_create_param_decls_array): Temporary variable info instead of
963 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
964 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
966 (ipa_jf_get_info_type): Removed.
967 (ipa_node_create): Renamed to ipa_create_node_params
968 (ipa_free): Renamed to ipa_free_all_node_params
969 (ipa_nodes_create): Renamed to ipa_create_all_node_params
970 (ipa_edges_create): Renamed to ipa_create_all_edge_args
971 (ipa_edges_free): Renamed to ipa_free_all_edge_args
972 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
973 (ipa_free_all_node_params): Deallocation to jump_functions moved to
974 ipa_free_all_edge_args
975 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
976 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
977 (ipa_create_methodlist_node): Removed.
978 (ipa_methodlist_method): Removed.
979 (ipa_methodlist_method_set): Removed.
980 (ipa_methodlist_next_method): Removed.
981 (ipa_methodlist_next_method_set): Removed.
982 (ipa_method_is_modified): Removed.
983 (ipa_method_modify_create): Removed.
984 (ipa_method_modify_init): Temporary variable info instead of a few
986 (ipa_detect_param_modifications): Temporary variable info instead of
988 (ipa_compute_jump_functions): Temporary variable info instead of
990 (ipa_method_modify_set): Removed.
991 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
992 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
993 than craph_node as the first parameter.
994 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
995 (ipa_method_modify_init): Removed.
996 (ipa_compute_jump_functions): Added a temp variable instead of
997 repeatadly dereferencing the cgraph_edge.aux pointer
998 (ipa_callsite_param_set_type): Removed.
999 (ipa_compute_jump_functions): i renamed to index and moved to
1001 (ipa_callsite_param_set_info_type_formal): Removed.
1002 (ipa_callsite_param_set_info_type): Removed.
1003 (ipa_callsite_param_map_create): Removed.
1004 (ipa_callsite_tree): Removed.
1005 (ipa_callsite_caller): Removed.
1006 (ipa_pop_func_from_list): return_method removed to return_func
1008 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1009 prefixed all values with IPA_. Changed all users.
1010 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1011 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1012 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1013 (union parameter_info): Renamed to jump_func_value.
1014 (union jump_func_value): Renamed value to constant
1015 (struct ipa_jump_func): Renamed info_type to value
1016 (struct ipa_node): Renamed to ipa_node_params
1017 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1018 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1019 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1020 (struct ipa_edge): Renamed to ipa_edge_args
1021 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1022 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1023 (struct ipa_methodlist): Renamed to ipa_func_list
1024 (struct ipa_func_list): method_p renamed to node, next_method
1026 (ipa_methodlist_p): Removed, switched all users to struct pointer
1027 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1029 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1031 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1032 (rs6000_emit_epilogue): Use backchain to restore only when we
1033 have a large frame. Make use of frame pointer to restore if we
1034 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1036 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1038 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1039 Add mode to zero_extract.
1040 (sign bit tests peepholes): (Ditto.).
1042 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1044 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1045 Instructions in comments with SSE3.
1046 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1047 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1048 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1049 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
1050 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
1051 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
1052 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
1053 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
1054 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
1055 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
1056 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
1057 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
1058 (bdesc_sse_args): Renamed to ...
1059 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
1060 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
1061 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
1063 (bdesc_1arg): Moved to ...
1065 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
1066 Instructions in comments with SSE3.
1067 (ix86_expand_sse_operands_builtin): Renamed to ...
1068 (ix86_expand_args_builtin): This. Updated.
1069 (ix86_expand_unop1_builtin): Update comments.
1070 (ix86_expand_builtin): Updated.
1072 2008-04-29 Richard Guenther <rguenther@suse.de>
1074 PR tree-optimization/36078
1075 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1076 Update virtual SSA form after cleaning up the CFG.
1078 2008-04-29 Richard Guenther <rguenther@suse.de>
1081 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
1083 2008-04-29 Richard Guenther <rguenther@suse.de>
1085 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
1086 (compute_may_aliases): Do not call finalize_ref_all_pointers.
1087 (compute_flow_insensitive_aliasing): Do not treat
1088 PTR_IS_REF_ALL pointers special.
1089 (get_smt_for): Likewise.
1090 (may_alias_p): Re-structure.
1091 (is_escape_site): A ref-all pointer conversion is not an escape site.
1092 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
1093 PTR_IS_REF_ALL pointers special.
1094 * tree-ssa-structalias.h (struct alias_info): Remove
1095 ref_all_symbol_mem_tag field.
1096 (PTR_IS_REF_ALL): Remove.
1098 2008-04-29 Richard Guenther <rguenther@suse.de>
1101 * fold-const.c (extract_muldiv_1): In combining division constants
1102 make sure to never overflow.
1104 2008-04-29 Nick Clifton <nickc@redhat.com>
1106 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
1108 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1111 * optc-gen.awk: Work around HP-UX/IA awk bug.
1113 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
1115 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
1118 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1121 * config/i386/i386.md
1122 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
1123 Change operand 1 predicate to nonimmediate_operand.
1125 2008-04-28 Jakub Jelinek <jakub@redhat.com>
1128 * dwarf2out.c (struct die_struct): Mark as chain_circular through
1130 * gengtype.c (walk_type, write_func_for_structure): Handle
1132 * doc/gty.texi: Document chain_circular.
1134 2008-04-28 Richard Guenther <rguenther@suse.de>
1136 PR tree-optimization/36066
1137 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
1140 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1143 * config/i386/i386.md
1144 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
1145 Use match_scratch instead of match_operand for operands 3 and 4.
1147 2008-04-27 Richard Guenther <rguenther@suse.de>
1149 PR tree-optimization/18754
1150 PR tree-optimization/34223
1151 * tree-pass.h (pass_complete_unrolli): Declare.
1152 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
1153 loop size before and after unconditionally of UL_NO_GROWTH in effect.
1154 Rewrite loop into loop closed SSA form if it is not already.
1155 (tree_unroll_loops_completely): Re-structure to iterate over
1156 innermost loops with intermediate CFG cleanups.
1157 Unroll outermost loops only if requested or the code does not grow
1159 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
1160 loops are available.
1161 (tree_vectorize): Instead do so here.
1162 (tree_complete_unroll): Also unroll outermost loops.
1163 (tree_complete_unroll_inner): New function.
1164 (gate_tree_complete_unroll_inner): Likewise.
1165 (pass_complete_unrolli): New pass.
1166 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
1167 uses outside of the loop.
1168 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
1169 form if it is available.
1170 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
1171 * passes.c (init_optimization_passes): Schedule complete inner
1172 loop unrolling pass before the first CCP pass after final inlining.
1174 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
1176 * targhooks.h (default_emutls_var_fields,
1177 default_emutls_var_init): Declare.
1178 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
1179 * target.h (struct gcc_target): Add struct emutls member.
1180 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
1181 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
1182 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
1183 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
1184 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
1185 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
1186 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
1187 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
1188 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
1189 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
1190 emit debug information.
1191 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
1192 * varasm.c: Include targhooks.h.
1193 (emutls_object_section, emutls_tmpl_section): New.
1194 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
1195 (EMUTLS_SEPARATOR): New.
1197 (get_emutls_object_name): New.
1198 (default_emutls_var_fields): New, broken out of ...
1199 (get_emutls_object_type): ... here. Adjust to use target hooks.
1200 (get_emutls_init_templ_addr): Adjust to use target hooks.
1201 (emutls_decl): Adjust to use target hooks.
1202 (emutls_finish): Likewise.
1203 (default_emutls_var_init): New, broken out of ...
1204 (assemble_variable): ... here. Adjust to use target hooks.
1205 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
1207 * c-common.c (handle_section_attribute): Prevent overriding
1208 sections for emulated tls with special sections.
1209 * config/i386/i386.c (x86_64_elf_select_section): Add
1210 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
1211 (x86_64_elf_unique_section): Likewise.
1212 * config/vxworks.c: Include tree.h.
1213 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
1214 (vxworks_override_options): Set TLS scheme.
1215 * doc/tm.texi (Emulated TLS): New node.
1217 2008-04-26 Simon Baldwin <simonb@google.com>
1220 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
1221 with propagated string constants.
1223 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
1225 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
1226 constraint for operand 2 when operand 0 is memory operand.
1227 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
1228 operand 0 is memory operand.
1229 (fix_trunc<mode>_i387_with_temp): Ditto.
1230 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
1231 operand 2 when operand 1 is memory operand.
1232 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
1233 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
1234 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
1235 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1236 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
1237 operands 2,3 and 4 when operand 1 is memory operand.
1238 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
1240 (fistdi2_floor_with_temp): Ditto.
1241 (fist<mode>2_floor_with_temp): Ditto.
1242 (fistdi2_ceil_with_temp): Ditto.
1243 (fist<mode>2_ceil_with_temp): Ditto.
1244 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
1246 2008-04-26 David Daney <ddaney@avtrex.com>
1248 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
1250 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
1251 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1252 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1253 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
1254 (compare_and_swap_12): New insn.
1255 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
1256 * config/mips/mips.c (mips_force_binary): New function.
1257 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
1258 (mips_expand_compare_and_swap_12): New function.
1259 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
1261 2008-04-25 Jan Hubicka <jh@suse.cz>
1264 * cfgexpand.c (pass_expand): Turn into RTL pass.
1265 * passes.c (execute_one_pass): Do pass typechecking after execution.
1266 * tree-pass.h (pass_expand): Turn into RTL pass.
1268 * function.h (struct rtl_data): Move here fields
1269 accesses_prior_frames, calls_eh_return, saves_all_registers,
1270 has_nonlocal_goto, has_asm_statement, is_thunk,
1271 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
1272 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
1273 arg_pointer_save_area_init from struct function; turn into bool.
1274 (struct function): Move
1275 calls_eh_return, saves_all_registers, has_nonlocal_goto,
1276 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
1277 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
1278 tail_call_emit, arg_pointer_save_area_init
1279 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
1280 (current_function_returns_struct, current_function_returns_pcc_struct,
1281 current_function_calls_setjmp, current_function_calls_alloca,
1282 current_function_accesses_prior_frames,
1283 current_function_calls_eh_return, current_function_is_thunk,
1284 current_function_stdarg, current_function_profile,
1285 current_function_limit_stack, current_function_uses_pic_offset_table,
1286 current_function_uses_const_pool, current_function_has_nonlocal_label,
1287 current_function_saves_all_registers,
1288 current_function_has_nonlocal_goto,
1289 current_function_has_asm_statement): Remove accesor macros.
1290 * ra-conflict.c (global_conflicts): Update.
1291 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
1292 (suitable_for_tail_call_opt_p): Update.
1293 * builtins.c (expand_builtin_return_addr): Update.
1294 (expand_builtin_setjmp_setup): Update.
1295 (expand_builtin_nonlocal_goto): Update.
1296 * final.c (final_start_function): Update.
1297 (profile_function): Update.
1298 (leaf_function_p): Update.
1299 (only_leaf_regs_used): Update.
1300 * df-scan.c (df_get_exit_block_use_set): Update.
1301 * dojump.c (clear_pending_stack_adjust): Update.
1302 * tree-stdarg.c (gate_optimize_stdarg): Update.
1303 * gimple-low.c (lower_function_body): Update.
1304 * global.c (compute_regsets): Update.
1305 (global_alloc): Update.
1306 * dwarf2out.c (dwarf2out_begin_prologue): Update.
1307 * expr.c (expand_assignment): Update.
1308 * dse.c (dse_step0): Update.
1309 (dse_step1): Update.
1310 * c-decl.c (store_parm_decls): Update.
1311 * local-alloc.c (combine_regs): Update.
1312 (find_free_reg): Update.
1313 * function.c (assign_parms_augmented_arg_list): Update.
1314 (assign_parm_find_data_types): Update.
1315 (assign_parms): Update.
1316 (allocate_struct_function): Update.
1317 (expand_function_start): Update.
1318 (expand_function_end): Update.
1319 (get_arg_pointer_save_area): Update.
1320 (thread_prologue_and_epilogue_insns): Update.
1321 (rest_of_match_asm_constraints): Update.
1322 * stor-layout.c (variable_size): Update.
1323 * gcse.c (gcse_main): Update.
1324 (bypass_jumps): Update.
1325 * gimplify.c (gimplify_function_tree): Update.
1326 * calls.c (emit_call_1): Update.
1327 (expand_call): Update.
1328 * bt-load.c (compute_defs_uses_and_gen): Update.
1329 * except.c (sjlj_assign_call_site_values): Update.
1330 (sjlj_emit_function_enter): Update.
1331 (can_throw_external): Update.
1332 (set_nothrow_function_flags): Update.
1333 (expand_builtin_unwind_init): Update.
1334 (expand_eh_return): Update.
1335 (convert_to_eh_region_ranges): Update.
1336 (output_function_exception_table): Update.
1337 * emit-rtl.c (gen_tmp_stack_mem): Update.
1338 * cfgexpand.c (expand_used_vars): Update.
1339 (tree_expand_cfg): Update.
1340 * cfgcleanup.c (rest_of_handle_jump): Update.
1341 * explow.c (allocate_dynamic_stack_space): Update.
1342 * varasm.c (assemble_start_function): Update.
1343 (force_const_mem): Update.
1344 (mark_constant_pool): Update.
1345 * tree-optimize.c (tree_rest_of_compilation): Update.
1346 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
1347 * tree-cfg.c (notice_special_calls): Update.
1348 (is_ctrl_altering_stmt): Update.
1349 (tree_can_make_abnormal_goto): Update.
1350 (tree_purge_dead_abnormal_call_edges): Update.
1351 * config/alpha/predicates.md: Update.
1352 * config/alpha/alpha.c (alpha_sa_mask): Update.
1353 (alpha_sa_size): Update.
1354 (alpha_does_function_need_gp): Update.
1355 (alpha_expand_prologue): Update.
1356 (alpha_start_function): Update.
1357 (alpha_output_function_end_prologue): Update.
1358 (alpha_expand_epilogue): Update.
1359 * config/frv/frv.c (frv_stack_info): Update.
1360 (frv_expand_epilogue): Update.
1361 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
1362 (s390_register_info): Update.
1363 (s390_frame_info): Update.
1364 (s390_init_frame_layout): Update.
1365 (s390_can_eliminate): Update.
1366 (save_gprs): Update.
1367 * config/spu/spu.c (spu_split_immediate): Update.
1368 (need_to_save_reg): Update.
1369 (spu_expand_prologue): Update.
1370 (spu_expand_epilogue): Update.
1371 * config/sparc/sparc.md: Update.
1372 * config/sparc/sparc.c (eligible_for_return_delay): Update.
1373 (sparc_tls_got): Update.
1374 (legitimize_pic_address): Update.
1375 (sparc_emit_call_insn): Update.
1376 (sparc_expand_prologue): Update.
1377 (output_return): Update.
1378 (print_operand): Update.
1379 (sparc_function_ok_for_sibcall): Update.
1380 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
1381 * config/m32r/m32r.md: Update.
1382 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
1383 (m32r_compute_frame_size): Update.
1384 (m32r_expand_prologue): Update.
1385 (m32r_expand_epilogue): Update.
1386 (m32r_legitimize_pic_address): Update.
1387 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
1388 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1389 * config/i386/i386.c (ix86_frame_pointer_required): Update.
1391 (ix86_save_reg): Update.
1392 (ix86_compute_frame_layout): Update.
1393 (ix86_expand_prologue): Update.
1394 (ix86_expand_epilogue): Update.
1395 * config/sh/sh.c (output_stack_adjust): Update.
1396 (calc_live_regs): Update.
1397 (sh5_schedule_saves): Update.
1398 (sh_expand_prologue): Update.
1399 (sh_expand_epilogue): Update.
1400 (sh_setup_incoming_varargs): Update.
1401 (sh_allocate_initial_value): Update.
1402 (sh_get_pr_initial_val): Update.
1403 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
1404 * config/sh/sh.md (label:): Update.
1405 * config/avr/avr.c (out_movhi_mr_r): Update.
1406 * config/crx/crx.h (enum): Update.
1407 * config/xtensa/xtensa.h (along): Update.
1408 * config/stormy16/stormy16.c Update.
1409 (xstormy16_compute_stack_layout): Update.
1410 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
1411 (fr30_expand_prologue): Update.
1412 * config/cris/cris.c (cris_conditional_register_usage): Update.
1413 (cris_reg_saved_in_regsave_area): Update.
1414 (cris_initial_frame_pointer_offset): Update.
1415 (cris_simple_epilogue): Update.
1416 (cris_expand_prologue): Update.
1417 (cris_expand_epilogue): Update.
1418 (cris_expand_pic_call_address): Update.
1419 (cris_asm_output_symbol_ref): Update.
1420 (cris_asm_output_label_ref): Update.
1421 * config/cris/cris.md Update.
1422 * config/iq2000/iq2000.c (compute_frame_size): Update.
1423 (iq2000_expand_epilogue): Update.
1424 * config/mt/mt.h (save_direction): Update.
1425 * config/mn10300/mn10300.c (mn10300_function_value): Update.
1426 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1427 (ia64_secondary_reload_class): Update.
1428 * config/m68k/m68k.c (m68k_save_reg): Update.
1429 (m68k_expand_prologue): Update.
1430 (m68k_expand_epilogue): Update.
1431 (legitimize_pic_address): Update.
1432 * config/rs6000/rs6000.c (rs6000_got_register): Update.
1433 (first_reg_to_save): Update.
1434 (first_altivec_reg_to_save): Update.
1435 (compute_vrsave_mask): Update.
1436 (compute_save_world_info): Update.
1437 (rs6000_stack_info): Update.
1438 (spe_func_has_64bit_regs_p): Update.
1439 (rs6000_ra_ever_killed): Update.
1440 (rs6000_emit_eh_reg_restore): Update.
1441 (rs6000_emit_allocate_stack): Update.
1442 (rs6000_emit_prologue): Update.
1443 (rs6000_emit_epilogue): Update.
1444 (rs6000_output_function_epilogue): Update.
1445 (output_profile_hook): Update.
1446 (rs6000_elf_declare_function_name): Update.
1447 * config/rs6000/rs6000.h (rs6000_args): Update.
1448 * config/rs6000/rs6000.md: Update.
1449 * config/mcore/mcore.c (mcore_expand_prolog): Update.
1450 * config/arc/arc.c (arc_output_function_epilogue): Update.
1451 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
1452 * config/darwin.c (machopic_function_base_name): Update.
1453 * config/score/score3.c (score3_compute_frame_size): Update.
1456 (score3_epilogue): Update.
1457 * config/score/score7.c (score7_compute_frame_size): Update.
1458 (score7_prologue): Update.
1459 (score7_epilogue): Update.
1460 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
1461 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1462 * config/arm/arm.c (use_return_insn): Update.
1463 (require_pic_register): Update.
1464 (arm_load_pic_register): Update.
1465 (arm_compute_save_reg0_reg12_mask): Update.
1466 (arm_compute_save_reg_mask): Update.
1467 (thumb1_compute_save_reg_mask): Update.
1468 (output_return_instruction): Update.
1469 (arm_output_function_prologue): Update.
1470 (arm_output_epilogue): Update.
1471 (arm_get_frame_offsets): Update.
1472 (arm_expand_prologue): Update.
1473 (thumb_pushpop): Update.
1474 (thumb_exit): Update.
1475 (thumb1_expand_prologue): Update.
1476 (thumb1_expand_epilogue): Update.
1477 (arm_unwind_emit): Update.
1478 (arm_output_fn_unwind): Update.
1479 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
1480 * config/arm/arm.md: Update.
1481 * config/pa/pa.md: Update.
1482 * config/pa/pa.c (legitimize_pic_address): Update.
1483 (compute_frame_size): Update.
1484 (hppa_expand_prologue): Update.
1485 (hppa_expand_epilogue): Update.
1486 (borx_reg_operand): Update.
1487 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
1488 (HARD_REGNO_RENAME_OK): Update.
1489 * config/mips/mips.c (mips_global_pointer): Update.
1490 (mips_save_reg_p): Update.
1491 (mips_compute_frame_info): Update.
1492 (mips_frame_pointer_required): Update.
1493 (mips_expand_prologue): Update.
1494 (mips_expand_epilogue): Update.
1495 (mips_can_use_return_insn): Update.
1496 (mips_reorg_process_insns): Update.
1497 * config/v850/v850.c (compute_register_save_size): Update.
1498 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
1499 * config/mmix/mmix.c (along): Update.
1500 (mmix_expand_epilogue): Update.
1501 * config/bfin/bfin.c (legitimize_pic_address): Update.
1502 (must_save_p): Update.
1503 (stack_frame_needed_p): Update.
1504 (add_to_reg): Update.
1505 (bfin_expand_prologue): Update.
1506 * stmt.c (expand_asm_operands): Update.
1507 * reload1.c (reload): Update.
1508 (init_elim_table): Update.
1510 2008-04-25 Bob Wilson <bob.wilson@acm.org>
1512 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
1514 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
1516 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
1517 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
1518 (mov<mode>): Removed.
1519 (*movv4sf_internal): Likewise.
1520 (*movv2df_internal): Likewise.
1522 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
1524 * config.gcc (crx-*-elf): Remove deprecation.
1526 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
1528 * config/i386/cygming-crtend.c (register_frame_ctor): Register
1529 __gcc_deregister_frame with atexit.
1530 (deregister_frame_dtor): Remove.
1532 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
1533 Nathan Sidwell <nathan@codesourcery.com>
1535 * config/rs6000/rs6000.opt (mspe): Remove Var property.
1537 * config/rs6000/rs6000.h (rs6000_spe): Declare.
1538 (rs6000_isel): Likewise.
1539 * config/rs6000/rs6000.c (rs6000_spe): New variable.
1540 (rs6000_isel): New variable.
1541 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
1543 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1546 * c-common.c (handle_vector_size_attribute): Call
1547 lang_hooks.types.reconstruct_complex_type instead of
1548 reconstruct_complex_type.
1549 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
1550 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
1551 * langhooks.h (struct lang_hooks_for_types): Add
1552 reconstruct_complex_type hook.
1553 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
1554 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
1556 2008-04-24 Richard Guenther <rguenther@suse.de>
1558 * c-common.h (check_builtin_function_arguments): Declare.
1559 * c-common.c (validate_nargs): New function.
1560 (check_builtin_function_arguments): Likewise.
1561 * c-typeck.c (build_function_call): Call
1562 check_builtin_function_arguments.
1563 * builtins.c (fold_builtin_classify): Remove error reporting code.
1564 (fold_builtin_unordered_cmp): Likewise.
1565 (fold_builtin_1): Likewise.
1566 (fold_builtin_n): Likewise.
1568 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1570 PR tree-optimization/36008
1571 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
1572 the original op1, rather than delta by step.
1574 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
1575 Sebastian Pop <sebastian.pop@amd.com>
1577 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
1578 eliminate_local_variables_stmt, eliminate_local_variables,
1579 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
1580 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
1581 of code delimited by two edges in the CFG.
1582 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
1583 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
1584 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
1585 the case of parallelisation of reductions.
1586 (expr_invariant_in_region_p): New.
1588 * tree-flow.h (gather_blocks_in_sese_region): Declared.
1589 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
1591 2008-04-24 Ira Rosen <irar@il.ibm.com>
1592 Richard Guenther <rguenther@suse.de>
1594 PR tree-optimization/36034
1595 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
1596 incapable of dealing with loads with gaps.
1598 2008-04-24 Rafael Espindola <espindola@google.com>
1600 * tree-flow.h (vrp_evaluate_conditional): Change signature.
1601 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1602 vrp_evaluate_conditional.
1603 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
1604 (vrp_evaluate_conditional): Split the cond argument.
1605 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
1606 (simplify_stmt_for_jump_threading): Update call to
1607 vrp_evaluate_conditional.
1609 2008-04-24 Ira Rosen <irar@il.ibm.com>
1611 PR tree-optimization/35982
1612 * tree-vect-analyze.c (vect_check_interleaving): Check that the
1613 interleaved data-refs are of the same type.
1615 2008-04-24 Danny Smith <dannysmith@users.net>
1617 * c-format.c (check_format_info_main): Use strncmp rather than a
1618 magic prefix to handle multichar length specs.
1619 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
1620 Don't prefix "I64" and "I32" with '\0'.
1622 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1625 * config/i386/i386.c (init_cumulative_args): Don't pass anything
1626 in registers for -m32 only if stdarg_p (fntype).
1628 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
1630 PR rtl-optimization/36006
1631 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
1632 temp to op0 in order to avoid invalid rtx sharing.
1634 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1636 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
1637 check TREE_INVARIANT.
1638 * tree-gimple.c (is_gimple_address): New.
1639 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
1640 * tree-gimple.h (is_gimple_address): New.
1641 * tree.h (decl_address_invariant_p): New.
1642 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
1643 (build_string): Likewise.
1644 (decl_address_invariant_p): New, from is_gimple_invariant_address.
1645 (tree_invariant_p_1): Likewise.
1646 (save_expr): Use it.
1647 (tree_invariant_p): New.
1648 (skip_simple_arithmetic): Use it.
1649 (stabilize_reference_1): Use it.
1650 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
1652 (build1_stat): Drop code to compute TREE_INVARIANT.
1653 (build2_stat): Drop code to compute TREE_INVARIANT.
1654 (build3_stat): Drop code to compute TREE_INVARIANT.
1655 (build4_stat): Drop code to compute TREE_INVARIANT.
1656 (build5_stat): Drop code to compute TREE_INVARIANT.
1657 (build7_stat): Drop code to compute TREE_INVARIANT.
1658 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
1659 * tree.h (struct tree_base): Remove invariant_flag.
1660 (TREE_INVARIANT): Remove.
1661 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
1662 (fold_builtin_expect): Check TREE_CONSTANT.
1663 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
1664 * c-tree.h (c_expr_to_decl): Drop third parameter.
1665 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
1666 (build_c_cast): Don't set TREE_INVARIANT.
1667 (pop_init_level): Don't set TREE_INVARIANT.
1668 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
1669 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
1671 (gimplify_init_constructor): Don't set TREE_INVARIANT.
1672 (gimplify_addr_expr): Adjust comment.
1673 * tree-mudflap.c (mf_build_string):
1674 * print-tree.c (print_node): Don't print TREE_INVARIANT.
1675 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
1676 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
1677 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
1678 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
1679 * langhooks.h (struct lang_hooks): Drop third parameter from
1682 2008-04-23 Richard Guenther <rguenther@suse.de>
1684 PR tree-optimization/27799
1685 PR tree-optimization/32921
1686 PR tree-optimization/32624
1687 * tree-ssa-structalias.c (merge_smts_into): Only merge the
1688 SMTs aliases and the tag itself into the solution.
1689 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
1690 merge the points-to solution back into the SMT aliases.
1691 (may_alias_p): Use alias_set_subset_of instead of
1692 aliases_conflict_p. A pointer which points to
1693 memory with alias set zero may access any variable.
1695 2008-04-23 Richard Guenther <rguenther@suse.de>
1697 * alias.c (alias_set_subset_of): Correctly handle asking
1698 if zero is a subset of an alias set with zero child.
1699 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
1700 (compute_flow_insensitive_aliasing): Correctly walk all
1701 pointers. Do not unnecessarily union sets.
1703 2008-04-23 Richard Guenther <rguenther@suse.de>
1706 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
1708 2008-04-22 Tomas Bily <tbily@suse.cz>
1710 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
1712 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
1714 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1715 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1716 * tree-inline.c (estimate_num_insns_1): Likewise.
1717 * varasm.c (const_hash_1, compare_constant, copy_constant)
1718 (compute_reloc_for_constant, output_addressed_constants): Likewise.
1719 * emit-rtl.c (component_ref_for_mem_expr)
1720 (set_mem_attributes_minus_bitpos): Likewise.
1721 * expr.c (highest_pow2_factor, expand_expr_real_1, )
1722 (is_aligning_offset): Likewise.
1723 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
1724 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1725 * dojump.c (do_jump): Likewise.
1726 * builtins.c (get_pointer_alignment, get_memory_rtx)
1727 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
1728 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
1730 2008-04-23 Jakub Jelinek <jakub@redhat.com>
1732 PR rtl-optimization/36017
1733 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
1734 expanding the library call.
1736 2008-04-22 Ian Lance Taylor <iant@google.com>
1738 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
1741 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
1743 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
1744 of LR/CTR moves for Power6.
1746 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1749 * passes.c (init_optimization_passes): Remove
1750 pass_fast_rtl_byte_dce.
1752 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
1755 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
1756 builtin functions to generate faster code.
1757 (_mm_cvtpu16_ps): Ditto.
1758 (_mm_cvtpi32x2_ps): Ditto.
1760 2008-04-22 Nick Clifton <nickc@redhat.com>
1762 * common.opt (ftree-loop-distribution): Add Optimization
1765 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
1766 (frv_expand_builtin_va_start): Likewise.
1768 * config/arm/arm.c (thumb_find_work_register): Fix location of
1769 argument register count.
1771 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1773 Support scheduling for ColdFire V1 and V3 microarchitecture.
1774 Improve scheduling of multiplication instructions.
1776 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
1777 (mac): New instruction attribute.
1778 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
1779 (m68k_sched_mac): New variable.
1780 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
1781 Handle cfv1 and cfv3.
1782 (max_insn_size): New static variable.
1783 (struct _sched_ib): New type.
1784 (sched_ib): New static variable.
1785 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
1786 to fields of 'struct _sched_ib sched_ib'. Update all uses.
1787 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
1789 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1790 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
1791 new variables. Update.
1792 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1793 Add modeling of cfv3 instruction buffer. Update.
1794 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
1795 * config/m68k/m68k.h (TUNE_CFV3): New macro.
1796 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
1797 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
1798 a particular reservation applies to.
1799 (type2): Reorganize attribute values. Rename alu to alu_reg,
1800 alu_l to alu, move_l to omove. Join move to alu. Split mul
1802 (cf_ib_*): Simplify description of instruction buffer.
1803 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
1804 (cf_mem): Split into cf_mem1 and cf_mem2.
1805 (cf_v2_move_??): Rename to cfv12_alu_??.
1806 (cf_v2_move_l_??): Rename to cfv12_omove_??.
1807 (cf_v2_mul_??): Remove reservations.
1808 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
1809 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
1810 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
1812 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
1813 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
1814 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
1815 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
1816 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
1817 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
1818 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
1819 expansions of the above reservations for instructions of sizes
1822 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1824 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
1826 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
1828 * coverage.c: Include tree-pass.h.
1829 (coverage_counter_alloc): Print da_file_name to the dump file.
1831 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1833 * sbitmap.c (sbitmap_range_empty_p): New function.
1834 * sbitmap.h (sbitmap_range_empty_p): New function.
1835 * bitmap.h: Now includes obstack.h.
1837 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
1838 Kenneth Zadeck <zadeck@naturalbridge.com>
1840 * dbgcnt.def (ra_byte_scan): Added.
1841 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
1842 when the last hit happens for a counter.
1843 * timevar.def (TV_DF_BYTE_LR): New variable.
1844 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
1845 * passes.c (pass_fast_rtl_byte_dce): New pass.
1846 * fwprop.c (update_df): Added mode to call df_ref_create.
1847 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1848 DF_REF_EXTRACT_OFFSET.
1849 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
1850 DF_BYTE_LR_OUT, df_byte_lr): New macro.
1852 (df_ref_extract): Added mode field.
1853 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
1854 DF_REF_EXTRACT_OFFSET.
1855 (DF_REF_EXTRACT_MODE): New macro.
1856 (df_byte_lr_bb_info): New structure.
1857 (df_print_byte_regset, df_compute_accessed_bytes,
1858 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
1859 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
1860 df_byte_lr_simulate_uses,
1861 df_byte_lr_simulate_artificial_refs_at_top,
1862 df_byte_lr_simulate_artificial_refs_at_end,
1863 df_compute_accessed_bytes): New function.
1864 (df_ref_create): Add parameter.
1865 (df_byte_lr_get_bb_info): New inline function.
1866 * df-scan.c (df_ref_record, df_uses_record,
1867 df_ref_create_structure): Added mode parameter.
1868 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
1869 df_defs_record, df_uses_record, df_get_conditional_uses,
1870 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1871 df_entry_block_defs_collect, df_exit_block_uses_collect):
1872 Added mode parameter to calls to df_ref_record, df_uses_record,
1873 df_ref_create_structure.
1874 (df_ref_equal_p, df_ref_compare): Added test for modes.
1875 (df_ref_create_structure): Added code to set mode. Renamed
1876 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1877 DF_REF_EXTRACT_OFFSET.
1878 * df-core.c (df_print_byte_regset): New function.
1879 * df-byte-scan.c: New file.
1880 * df-problems.c (df_rd_transfer_function): Removed unnecessary
1881 calls to BITMAP_FREE.
1882 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
1883 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
1884 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
1885 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
1886 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
1887 df_byte_lr_local_compute, df_byte_lr_init,
1888 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
1889 df_byte_lr_transfer_function, df_byte_lr_free,
1890 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
1891 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
1892 df_byte_lr_simulate_uses,
1893 df_byte_lr_simulate_artificial_refs_at_top,
1894 df_byte_lr_simulate_artificial_refs_at_end): New function.
1895 * dce.c (byte_dce_process_block): New function.
1896 (dce_process_block): au is now passed in rather than computed
1897 locally. Changed loops that look at artificial defs to not look
1898 for conditional or partial ones, because there never are any.
1899 (fast_dce): Now is able to drive byte_dce_process_block or
1900 dce_process_block depending on the kind of dce being done.
1901 (rest_of_handle_fast_dce): Add parameter to fast_dce.
1902 (rest_of_handle_fast_byte_dce): New function.
1903 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
1904 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
1906 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
1909 * gcc.h: Added fortran options that take arguments to
1910 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
1913 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
1915 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
1916 scalarization if on the LHS and not a full access.
1918 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1920 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
1922 2008-04-18 Rafael Espindola <espindola@google.com>
1924 * tree-vrp.c (find_case_label_index): Fix the binary search.
1925 (find_case_label_range): New.
1926 (vrp_visit_switch_stmt): Use find_case_label_range.
1927 (simplify_switch_using_ranges): Use find_case_label_range.
1929 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
1931 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
1932 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
1934 2008-04-18 Tom Tromey <tromey@redhat.com>
1937 * doc/cpp.texi (Implementation-defined behavior): Mention
1940 2008-04-18 Ian Lance Taylor <iant@google.com>
1942 * fold-const.c (pointer_may_wrap_p): New static function.
1943 (fold_comparison): Add another test for pointer overflow. Use
1944 pointer_may_wrap_p to disable some false positives.
1946 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
1948 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
1949 (fname_as_string): Match updated cpp_interpret_string prototype.
1950 (fix_string_type): Support char16_t* and char32_t*.
1951 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
1952 derivative) nodes. Register as builtin if C++0x.
1953 (c_parse_error): Support CPP_CHAR{16,32}.
1954 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
1955 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
1956 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
1957 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
1958 CTI_CHAR32_ARRAY_TYPE>: New elements.
1959 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
1960 char32_type_node, signed_char32_type_node, char16_array_type_node,
1961 char32_array_type_node): New defines.
1962 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
1963 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
1964 (lex_string): Support CPP_STRING{16,32}, match updated
1965 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
1966 (lex_charconst): Support CPP_CHAR{16,32}.
1967 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
1968 and CPP_STRING{16,32}.
1970 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
1973 * aclocal.m4: Regenerate.
1974 * configure: Regenerate.
1976 2008-04-18 Jan Hubicka <jh@suse.cz>
1978 * except.c (dw2_size_of_call_site_table,
1979 sjlj_size_of_call_site_table): Use vector API for call_site_record.
1981 * cgraphbuild.c (build_cgraph_edges): Update.
1982 * tree-pass.h: Update comment.
1983 * final.c (leaf_function_p): Update.
1984 (leaf_renumber_regs): Update.
1985 (rest_of_clean_state): Update.
1986 * omp-low.c (expand_omp_parallel): Update.
1987 * ipa-reference.c (analyze_function): Update.
1988 * reorg.c (find_end_label): Update.
1989 (optimize_skip): Update.
1990 (fill_simple_delay_slots): Update.
1991 (fill_simple_delay_slots): Update.
1992 (make_return_insns): Update.
1993 (dbr_schedule): Update.
1994 * gimple-low.c (record_vars_into): Update.
1995 * cfgbuild.c (make_edges): Update.
1996 * function.c (assign_stack_local): Update.
1997 (assign_parm_adjust_stack_rtl): Update.
1998 (locate_and_pad_parm): Update.
1999 (allocate_struct_function): Do not initialize stack_alignment_needed
2000 and preferred_stack_boundary here.
2001 (stack_protect_prologue): Update.
2002 (stack_protect_epilogue): Update.
2003 (expand_function_start): Initialize stack_alignment_needed,
2004 preferred_stack_boundary and max_jumptable_ents.
2005 (expand_function_end): Update.
2006 (free_after_compilation): Do not NULLify epilogue_delay_list.
2007 * function.h (struct rtl_data): Add stack_protect_guard,
2008 stack_alignment_needed,
2009 preferred_stack_boundary, epilogue_delay_list.
2010 (struct function): Remove value_histograms, stack_alignment_needed,
2011 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2013 unexpanded_var_list, stack_protect_guard.
2014 (current_function_epilogue_delay_list): Remove.
2015 * ipa-type-escape.c (analyze_function): Update.
2016 * gimplify.c (pop_gimplify_context): Update comment.
2017 * calls.c (expand_call): Update.
2018 (emit_library_call_value_1): Update.
2019 * except.c (set_nothrow_function_flags): Update.
2020 * cfgexpand.c (get_decl_align_unit): Update.
2021 (create_stack_guard): Update.
2022 (estimated_stack_frame_size): Update.
2023 (expand_used_vars): Update.
2024 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2025 * explow.c (allocate_dynamic_stack_space): Update.
2026 * tree-ssa-live.c (remove_unused_locals): Update.
2027 * varasm.c (mark_constant_pool): Update.
2028 * tree-inline.c (remap_decls): Update.
2029 (initialize_cfun): Update.
2030 (declare_return_variable): Update.
2031 (inline_forbidden_p): Update.
2032 (expand_call_inline): Update.
2033 (declare_inline_vars): Update.
2034 (tree_function_versioning): Update.
2035 * tree-flow.h (value_histograms): New.
2036 (VALUE_HISTOGRAMS): New macro.
2037 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2039 * tree-cfg.c (set_bb_for_stmt): Update.
2040 (replace_by_duplicate_decl): Update.
2041 (move_block_to_fn): Update.
2042 (new_label_mapper): Update.
2043 (dump_function_to_file): Update.
2044 * ipa-struct-reorg.c (build_data_structure): Update.
2045 * cfgrtl.c (print_rtl_with_bb): Update.
2046 * reload1.c (reload): Update.
2048 * config/i386/i386.c (setup_incoming_varargs_64,
2049 ix86_compute_frame_layout): Update.
2050 * config/arc/arc.c (arc_output_function_epilogue): Update.
2052 2008-04-18 Marius Strobl <marius@FreeBSD.org>
2054 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
2055 for FreeBSD as well.
2056 * gthr-posix95.h: Likewise.
2058 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
2060 PR rtl-optimization/35838
2061 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
2062 out the byte offset of the first subreg.
2064 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
2066 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
2067 to split_ti instead of three separate calls with single member arrays.
2068 (subti3 splitter): Ditto.
2069 (adddi3 splitter): Ditto with split_di.
2070 (subdi3 splitter): Ditto.
2071 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
2072 two separate calls with single member arrays. Swap match_dup
2073 operands 1 and 2 to better fit into the array.
2074 (negdi2 splitter): Ditto with split_di.
2075 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
2076 two separate calls with single member arrays. Swap match_dup operands
2077 6 and 7 to better fit into the array.
2079 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
2081 * config/i386/i386.c (sse_builtin_type): New.
2082 (bdesc_sse_args): Likewise.
2083 (bdesc_sse_3arg): Removed.
2084 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2085 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
2086 IX86_BUILTIN_ROUNDPS.
2087 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
2088 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
2089 IX86_BUILTIN_ROUNDPS.
2090 (ix86_expand_sse_4_operands_builtin): Removed.
2091 (ix86_expand_sse_operands_builtin): New.
2092 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
2093 and CODE_FOR_sse4_1_roundps.
2094 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2095 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2097 2008-04-17 Alan Modra <amodra@bigpond.net.au>
2100 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
2101 regs before frame pop when needed. If use_backchain_to_restore_sp
2102 then load backchain into a temp reg to restore vr and vrsave. Add
2103 code to restore vr after frame pop if possible.
2105 2008-04-17 Richard Guenther <rguenther@suse.de>
2107 * tree-vn.c (expressions_equal_p): Do not check type
2108 equality or compatibility before calling operand_equal_p.
2109 * fold-const.c (operand_equal_p): Check equivalence of
2110 integer constants before bailing out due to signedness or
2111 precision differences.
2112 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
2113 spurious differences in type qualification. Ignore types
2114 for COMPONENT_REFs at all.
2116 2008-04-17 Christian Bruel <christian.bruel@st.com>
2118 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
2119 msw_skip comparison.
2121 2008-04-16 Jakub Jelinek <jakub@redhat.com>
2124 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
2127 PR tree-optimization/35899
2128 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
2129 rather than TREE_OPERAND.
2131 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
2134 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
2135 temporary registers. Change operand predicate to general_operand.
2136 (remainderxf3): Ditto.
2138 2008-04-16 Richard Guenther <rguenther@suse.de>
2140 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
2141 * tree-affine.c (aff_combination_expand): Look through some
2144 2008-04-15 Doug Kwan <dougkwan@google.com>
2146 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
2148 * tree-pretty-print.c (dump_generic_node): Ditto.
2149 * final.c (output_addr_const): Ditto.
2150 * dwarf2out.c (output_cfi): Ditto.
2151 * c-pretty-print.c (pp_c_integer_constant): Ditto.
2152 * print-rtl.c (print_rtx): Ditto.
2153 * print-tree.c (print_node_brief, print_node): Ditto.
2154 * c-common.c (match_case_to_enum_1): Ditto.
2155 * sched-vis.c (print_value): Ditto.
2156 * config/i386/i386.c (print_operand): Cast to long unsigned int
2159 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
2160 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
2161 MS Windows VirtualProtect function.
2163 2008-04-15 Jan Hubicka <jh@suse.cz>
2165 * gengtype.c (write_root): Param_is argument is OK.
2166 * expr.c (expand_expr_real_1): Update call of get_exception_*.
2167 * function.h: Include varray.h
2168 (rtl_eh): New stucture based on except.c one.
2169 (call_site_record): New forward declaration and vector type.
2170 * calls.c (emit_call_1): Do not call
2171 note_current_region_may_contain_throw.
2172 * except.c (eh_status): Remove cur_region, try_region since they are
2174 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
2175 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
2176 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
2177 Remove call_site_data_used, call_site_data_size.
2178 Turn call_site_record into vector in function.h.
2179 (note_current_region_may_contain_throw): Remove.
2180 (get_exception_pointer, get_exception_filter): Do not take struct
2181 function argument; update.
2182 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
2183 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
2184 build_post_landing_pads, dw2_build_landing_pads,
2185 sjlj_assign_call_site_values, sjlj_mark_call_sites,
2186 sjlj_emit_function_enter, sjlj_emit_function_enter,
2187 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
2188 sjlj_build_landing_pads, finish_eh_generation,
2189 remove_exception_handler_label, remove_eh_handler,
2190 maybe_remove_eh_handler, add_reachable_handler,
2191 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
2192 add_action_record, collect_one_action_chain, add_call_site,
2193 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
2194 sjlj_output_call_site_table, output_function_exception_table,
2195 * except.h (note_current_region_may_contain_throw): Remove
2196 (get_exception_pointer, get_exception_filter): Do not take struct
2198 * Makefile.in (GTFILES): Put varargs before struct function.
2200 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2202 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
2203 punt for STRING_CST.
2204 (get_constraint_for): Deal with STRING_CST here instead.
2206 2008-04-15 Richard Guenther <rguenther@suse.de>
2208 * tree-ssa-propagate.c (substitute_and_fold): Substitute
2209 statements in a basic-block with a backward walk. Do not
2210 substitute into dead statements but instead remove those.
2212 2008-04-15 Richard Guenther <rguenther@suse.de>
2214 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
2215 to zero, thus disable creation of SFTs.
2217 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2219 * tree-predcom.c (suitable_reference_p): Return false if the
2220 reference can throw.
2222 2008-04-15 Jakub Jelinek <jakub@redhat.com>
2225 * c-decl.c (finish_decl): If extern or static var has variable
2226 size, set TREE_TYPE (decl) to error_mark_node.
2228 2008-04-15 Rafael Espindola <espindola@google.com>
2230 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
2233 2008-04-15 Richard Guenther <rguenther@suse.de>
2235 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
2236 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
2237 (visit_reference_op_load): Do walk vuse-vdef chains on
2238 vn_reference_lookup.
2239 (visit_reference_op_store): But do not here.
2240 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
2241 vn_reference_lookup.
2242 (vn_lookup_with_vuses): But do so here.
2244 2008-04-14 Ian Lance Taylor <iant@google.com>
2246 * fold-const.c (fold_overflow_warning): Remove assertion.
2248 2008-04-15 Ben Elliston <bje@au.ibm.com>
2250 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
2251 temp1 local variables.
2253 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
2256 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
2257 ".text.unlikely" section as executable.
2259 2008-04-14 James E. Wilson <wilson@tuliptree.org>
2261 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2262 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
2263 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
2264 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
2265 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
2266 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
2267 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
2269 2008-04-14 Ian Lance Taylor <iant@google.com>
2271 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
2272 * fold-const.c (fold_comparison): If appropriate, test
2273 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
2274 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
2275 reassociating a pointer type.
2276 * doc/invoke.texi (Optimize Options): Document that
2277 -fstrict-overflow applies to pointer wraparound.
2279 2008-04-13 Jan Hubicka <jh@suse.cz>
2281 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
2283 2008-04-12 Andrew Pinski <pinskia@gmail.com>
2285 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
2286 we are going to "save the world".
2288 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
2290 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
2291 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
2292 operand 0 constraint, not "=".
2294 2008-04-11 James E. Wilson <wilson@tuliptree.org>
2296 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
2298 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2300 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
2301 of size of positions_needed * CHAR_BIT.
2303 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2306 * dse.c (store_info): Change positions_needed to unsigned
2308 (lowpart_bitmask): New.
2309 (record_store): Cast to unsigned HOST_WIDE_INT for
2310 positions_needed. Assert width <= size of positions_needed *
2311 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
2312 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
2313 lowpart_bitmask to set mask.
2315 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2317 * config/bfin/constraints.md: New file.
2318 * config/bfin/bfin.md: Include it.
2319 (adddi3): Use satisfies_constraint functions instead of the old macros.
2320 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
2321 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
2322 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
2323 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
2324 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
2325 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
2326 EXTRA_CONSTRAINT): Delete.
2327 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
2328 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
2330 * config/bfin/bfin.c: Include "tm-constrs.h".
2331 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
2332 Use satisfies_constraint functions instead of the old macros.
2333 * doc/md.texi (Blackfin Constraints): Update file name reference.
2335 2008-04-11 Richard Guenther <rguenther@suse.de>
2337 PR tree-optimization/35869
2338 * tree-vrp.c (execute_vrp): Move switch statement update after
2339 jump threading. Schedule another cfg cleanup run.
2341 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
2344 * attribs.c (decl_attributes): Return early on errorneous node.
2346 2008-04-10 Oleg Ryjkov <olegr@google.com>
2348 * tree.h (struct tree_base): Added a new flag default_def_flag.
2349 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
2351 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2353 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
2355 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2358 * pa.md: Define mode iterator P. Define mode attribute dwc.
2359 (dcacheflush): Update pattern to use iterator P and attribute dwc.
2360 (icacheflush): Likewise.
2361 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
2362 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
2364 2008-04-11 Ben Elliston <bje@au.ibm.com>
2366 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
2368 2008-04-10 Rafael Espindola <espindola@google.com>
2370 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
2371 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
2372 (extract_range_from_expr): The same.
2374 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2376 * config/mips/mips.md (GPR2): New mode iterator.
2378 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
2379 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
2380 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
2381 Rewrite these to take two modes, the mode of comparison and the
2382 mode of the destination.
2383 * config/mips/mips.c (mips_expand_scc): Instead of having
2384 paradoxical subreg as destination, expand "narrowing" scc if mode
2385 of comparison is SI and target is requested in DI mode.
2386 (mips_emit_int_order_test): Update comment. Make mode of
2387 comparison match CMP0 rather than TARGET. When creating inverse
2388 target use mode of TARGET.
2390 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2392 * gcov-dump.c (tag_summary): Only print summaries for the first
2393 GCOV_COUNTERS_SUMMABLE counters.
2395 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
2397 * config/i386/i386.md (absneg): New code iterator.
2398 (absnegprefix): New code attribute.
2399 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
2400 patterns using absneg code iterator.
2401 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
2402 using absneg code iterator.
2403 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
2404 *neg<mode>2 patterns using absneg code iterator.
2405 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2406 *negextendsfdf2 patterns using absneg code iterator.
2407 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
2408 *negextendsfxf2 patterns using absneg code iterator.
2409 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2410 *negextendsfdf2 patterns using absneg code iterator.
2411 * config/i386/sse.md (<code><mode>2): Macroize expander from
2412 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
2414 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
2416 * config/s390/s390.h: Remove the remains of the recent search
2417 & replace action of current_function_outgoing_args_size.
2419 2008-04-10 Ira Rosen <irar@il.ibm.com>
2421 PR tree-optimization/35821
2422 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
2423 NEW_STMT_LIST is not NULL.
2425 2008-04-09 David Edelsohn <edelsohn@gnu.org>
2428 * toplev.c (process_options): Remove -ffunction-sections debugging
2431 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
2433 PR middle-end/PR28690
2434 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
2435 than gen_rtx_fmt_ee to perform more canonicalizations.
2437 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2440 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
2442 2008-04-09 Richard Guenther <rguenther@suse.de>
2444 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
2445 (dump_function_to_file): Dump function arguments with types.
2447 2008-04-08 Richard Guenther <rguenther@suse.de>
2449 * fold-const.c (fold_widened_comparison): Do not allow
2450 sign-changes that change the result.
2452 2008-04-08 Janis Johnson <janis187@us.ibm.com>
2455 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
2456 kinds of indirect references.
2458 2008-04-08 David Edelsohn <edelsohn@gnu.org>
2460 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
2461 GNU Fortran language string.
2463 2008-04-08 Rafael Espindola <espindola@google.com>
2465 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
2466 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
2467 * tree.h (tree_call_nonnegative_warnv_p): New.
2469 2008-04-08 Jan Hubicka <jh@suse.cz>
2471 * function.c (free_after_compilation): Clear out regno_reg_rtx
2474 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
2477 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2479 PR middle-end/PR28690
2480 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
2481 same precedence as REG_POINTER and MEM_POINTER operands.
2483 2008-04-08 Richard Guenther <rguenther@suse.de>
2486 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
2487 for adding index to base.
2489 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
2491 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
2492 (MINGW_ENABLE_EXECUTE_STACK): New.
2493 (IN_LIBGCC2): For libgcc include windows.h file for
2494 function declarations.
2496 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
2498 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
2499 and tem2 if tem1 is not a REG or MULT.
2501 2008-04-08 Jan Hubicka <jh@suse.cz>
2503 * function.h (incomming_args): Break out of struct function.
2504 (function_subsections): Break out of struct function.
2505 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
2506 return_rtx and hard_reg_initial_vals from struct function.
2507 Kill inl_max_label_num.
2508 (current_function_pops_args, current_function_args_info,
2509 current_function_args_size, current_function_args_size,
2510 current_function_pretend_args_size,
2511 current_function_outgoing_args_size,
2512 current_function_internal_arg_pointer, current_function_return_rtx):
2513 Kill compatibility accestor macros.
2514 * builtins.c (expand_builtin_apply_args_1): Update.
2515 (expand_builtin_next_arg): Update.
2516 * df-scan.c (df_get_call_refs): Update.
2517 * dbxout.c (dbxout_function_end): Update.
2518 * dwarf2out.c (dwarf2out_switch_text_section): Update.
2519 (output_line_info): Update.
2520 (secname_for_decl): Update.
2521 (dwarf2out_var_location): Update.
2522 * function.c (free_after_compilation): Update.
2523 (assign_parm_find_stack_rtl): Update.
2524 (assign_parms): Update.
2525 (expand_dummy_function_end): Update.
2526 (expand_function_end): Update.
2527 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
2528 (expand_call): Update.
2529 (emit_library_call_value_1): Update.
2530 (store_one_arg): Update.
2531 * varasm.c (initialize_cold_section_name): Update.
2532 (unlikely_text_section): Update.
2533 (unlikely_text_section_p): Update.
2534 (assemble_start_function): Update.
2535 (assemble_end_function): Update.
2536 (default_section_type_flags): Update.
2537 (switch_to_section): Update.
2538 * integrate.c (set_decl_abstract_flags): Update.
2539 (get_hard_reg_initial_val): Update.
2540 (has_hard_reg_initial_val): Update.
2541 (allocate_initial_values): Update.
2542 * resource.c (init_resource_info): Update.
2543 * config/alpha/alpha.c (NUM_ARGS): Update.
2544 (direct_return): Update.
2545 (alpha_va_start): Update.
2546 (alpha_sa_size): Update.
2547 (alpha_initial_elimination_offset): Update.
2548 (alpha_expand_prologue): Update.
2549 (alpha_start_function): Update.
2550 (alpha_expand_epilogue): Update.
2551 (unicosmk_initial_elimination_offset):
2552 * config/alpha/alpha.md (call expander): Update.
2553 * config/s390/s390.c (s390_register_info): Update.
2554 (s390_register_info): Update.
2555 (s390_frame_info): Update.
2556 (s390_initial_elimination_offset): Update.
2557 (s390_build_builtin_va_list): Update.
2558 (s390_va_start): Update.
2559 * config/spu/spu.c (direct_return): Update.
2560 (spu_expand_prologue): Update.
2561 (spu_initial_elimination_offset): Update.
2562 (spu_build_builtin_va_list): Update.
2563 (spu_va_start): Update.
2564 * config/sparc/sparc.c (sparc_init_modes): Update.
2565 (sparc_compute_frame_size): Update.
2566 (function_value): Update.
2567 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
2568 * config/i386/i386.md (return expander): Update.
2569 * config/i386/i386.c (ix86_va_start): Update.
2570 (ix86_can_use_return_insn_p): Update.
2571 (ix86_compute_frame_layout): Update.
2572 (ix86_expand_epilogue): Update.
2573 * config/sh/sh.c (output_stack_adjust): Update.
2574 (calc_live_regs): Update.
2575 (sh_expand_prologue): Update.
2576 (sh_builtin_saveregs): Update.
2577 (sh_va_start): Update.
2578 (initial_elimination_offset): Update.
2579 (sh_allocate_initial_value): Update.
2580 (sh_function_ok_for_sibcall): Update.
2581 (sh_get_pr_initial_val): Update.
2582 * config/sh/sh.md (return expander): Update.
2583 * config/avr/avr.c (frame_pointer_required_p): UPdate.
2584 * config/crx/crx.c (crx_compute_frame): UPdate.
2585 (crx_initial_elimination_offset): UPdate.
2586 * config/xtensa/xtensa.c (compute_frame_size): Update
2587 (xtensa_builtin_saveregs): Update.
2588 (xtensa_va_start): Update.
2589 (order_regs_for_local_alloc): Update.
2590 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
2591 (xstormy16_expand_builtin_va_start): Update.
2592 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
2593 * config/m68hc11/m68hc11.md (return expanders): Update.
2594 * config/m68hc11/m68hc11.c (expand_prologue): Update.
2595 (expand_epilogue): Update.
2596 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
2597 (cris_simple_epilogue): Update.
2598 (cris_expand_prologue): Update.
2599 (cris_expand_epilogue): Update.
2600 * config/iq2000/iq2000.c (iq2000_va_start): Update.
2601 (compute_frame_size): Update.
2602 * config/mt/mt.c (mt_compute_frame_size): Update.
2603 * config/mn10300/mn10300.c (expand_prologue): Update.
2604 (expand_epilogue): Update.
2605 (initial_offset): Update.
2606 (mn10300_builtin_saveregs):
2607 * config/mn10300/mn10300.md (return expander): Update.
2608 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2609 (ia64_initial_elimination_offset): Update.
2610 (ia64_initial_elimination_offset): Update.
2611 (ia64_expand_prologue): Update.
2612 * config/m68k/m68k.md (return expander): Update.
2613 * config/rs6000/rs6000.c (rs6000_va_start): Update.
2614 (rs6000_stack_info): Update.
2615 * config/mcore/mcore.c (layout_mcore_frame): Update.
2616 (mcore_expand_prolog): Update.
2617 * config/arc/arc.c (arc_compute_frame_size): Update.
2618 * config/score/score3.c (score3_compute_frame_size): Update.
2619 * config/score/score7.c (score7_compute_frame_size): Update.
2620 * config/arm/arm.c (use_return_insn): Update.
2621 (thumb_find_work_register): Update.
2622 (arm_compute_save_reg_mask): Update.
2623 (arm_output_function_prologue): Update.
2624 (arm_output_epilogue): Update.
2625 (arm_size_return_regs): Update.
2626 (arm_get_frame_offsets): Update.
2627 (arm_expand_prologue): Update.
2628 (thumb_exit): Update.
2629 (thumb_unexpanded_epilogue): Update.
2630 (thumb1_output_function_prologue): Update.
2631 * config/pa/pa.md (return expander): Update.
2632 * config/pa/pa.c (compute_frame_size): Update.
2633 (hppa_builtin_saveregs): Update.
2634 * config/mips/mips.c (mips_va_start): Update.
2635 (mips16_build_function_stub): Update.
2636 (mips_compute_frame_info): Update.
2637 (mips_restore_gp): Update.
2638 (mips_output_function_prologue): Update.
2639 (mips_expand_prologue): Update.
2640 * config/v850/v850.c (compute_frame_size): Update.
2641 (expand_prologue): * config/mmix/mmix.c (along): update.
2642 (mmix_initial_elimination_offset): update.
2643 (mmix_reorg): update.
2644 (mmix_use_simple_return): update.
2645 (mmix_expand_prologue): update.
2646 (mmix_expand_epilogue): Update.
2647 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
2648 (emit_link_insn): Update.
2650 2008-04-08 Anatoly Sokolov <aesok@post.ru>
2652 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
2653 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
2655 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
2658 2008-04-07 Jan Hubicka <jh@suse.cz>
2660 * function.h (rtl): Rename to x_rtl.
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 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2670 get_arg_pointer_save_area.
2671 * expr.c (init_expr): Update
2672 * function.c (get_frame_size): Update
2673 (assign_stack_local): Update
2674 (expand_function_end): Update.
2675 (get_art_pointer_save_area): Update
2677 * emit-rtl.c (rtl): Declare.
2678 (regno_reg_rtx): Declare.
2679 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2681 (gen_reg_rtx): Update.
2682 * varasm.c (n_deferred_constatns): Update accestor.
2683 (init_varasm_status): Do not allocate varasm_status.
2684 (force_const_mem, get_pool_size, output_constant_pool): Update.
2685 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2686 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2687 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
2688 * sparc/sparc.h (INIT_EXPANDERS): Update.
2689 * ia64/ia64.h (INIT_EXPANDERS): Update.
2691 2008-04-07 James E. Wilson <wilson@tuliptree.org>
2693 * reload.c (push_secondary_reload): Add missing break to for loop.
2695 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2697 PR middle-end/PR28690
2698 * rtlanal.c: Update copyright years.
2699 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
2700 as REG_POINTER and MEM_POINTER operands.
2701 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
2702 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
2703 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
2704 * gcse.c: Update copyright years.
2705 (pre_delete): Call gen_reg_rtx_and_attrs.
2706 (hoist_code): Likewise.
2707 (build_store_vectors): Likewise.
2708 (delete_store): Likewise.
2709 * loop-invariant.c (move_invariant_reg): Likewise.
2710 Update copyright years.
2712 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
2714 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
2715 control string instead of quoted.
2717 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2719 * doc/rtl.texi: Rewrite of subreg section.
2721 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
2724 * config/i386/i386.c (legitimize_pic_address): Add treating
2725 of dllimport SYM_REF's.
2726 (legitimize_dllimport_symbol): Add prototype.
2728 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2730 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
2731 reference in constructor with non self-referential type.
2733 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2735 Removal of Return with Depressed Stack Pointer support
2736 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
2737 (ECF_SP_DEPRESSED): Likewise.
2738 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
2739 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
2740 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2741 (expand_call): Do not test ECF_SP_DEPRESSED.
2742 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2743 * function.c (keep_stack_depressed): Delete.
2744 (handle_epilogue_set): Likewise.
2745 (update_epilogue_consts): Likewise.
2746 (emit_equiv_load): Likewise.
2747 (thread_prologue_and_epilogue_insns): Remove support for Return with
2748 Depressed Stack Pointer.
2749 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2751 2008-04-06 Richard Guenther <rguenther@suse.de>
2753 PR tree-optimization/35400
2754 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
2755 information from SSA_NAMEs.
2757 2008-04-06 Anatoly Sokolov <aesok@post.ru>
2759 * config/avr/avr.h (avr_mega_p): Remove declaration.
2760 (AVR_MEGA): Remove macro.
2761 * config/avr/avr.c (avr_mega_p): Remove variable.
2762 (avr_override_options): Remove inicializion of avr_mega_p.
2763 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2764 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2765 (avr_jump_mode): (Ditto.).
2766 (avr_output_progmem_section_asm_op): (Ditto.).
2767 (avr_asm_init_sections): (Ditto.).
2768 (avr_asm_init_sections): (Ditto.).
2769 (avr_rtx_costs): (Ditto.).
2770 * config/avr/avr.md: (Ditto.).
2771 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
2774 2008-04-06 Richard Guenther <rguenther@suse.de>
2776 PR tree-optimization/35842
2777 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
2778 is_gimple_invariant_address.
2780 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2782 * gcc.c (default_compilers): Sync Fortran extensions list with
2783 that in fortran/lang-specs.h.
2784 * doc/invoke.texi: Likewise.
2785 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
2786 * dwarf2out.c (gen_compile_unit_die): Likewise.
2788 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
2790 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
2792 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
2795 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
2796 attribute is used for nested functions.
2798 2008-04-05 Jan Hubicka <jh@suse.cz>
2800 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
2802 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
2804 (dump_files): Update.
2805 (enable_rtl_dump_file): Do not accept letter argument.
2806 * tree-pass.h (dump_file_info): Remove letter argument.
2807 * toplev.c (decode_d_option): Update -da handling.
2808 * toplev.h (enable_rtl_dump_file): Update prototype.
2809 * passes.c (register_one_dump_file): Do not accept IPA argument; work
2810 it out based on pass type.
2811 (register_dump_files_1): Likewise.
2812 (init_optimization_passes): Update register_one_dump_file calls.
2813 (execute_one_pass): Sanity check that IPA passes are called at IPA
2814 level and RTL passes at RTL level.
2815 (execute_pass_list): IPA pass can not be after or subpass of
2817 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
2818 disallov RTL subpasses of IPA subpasses.
2820 2008-04-05 Ben Elliston <bje@au.ibm.com>
2822 * tree-cfg.c (need_fake_edge_p): Return false for calls to
2823 builtins that return exactly once and do not throw. Cache call to
2826 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
2828 PR rtl-optimization/34916
2830 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
2831 between instruction pairs.
2833 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
2835 * doc/invoke.texi: Document -mbitops for SH.
2836 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
2837 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
2838 * config/sh/sh.c (print_operand): Add %t operand code.
2839 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
2840 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
2841 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
2842 (extendqihi2): Likewise.
2843 (movqi_i): Likewise.
2844 (insv): Use bset, bclr and bst instructions for SH2A if possible.
2845 (extv): Use bld instruction for SH2A if possible.
2847 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
2848 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
2849 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
2850 (bset.b, bclr.b): Define peepholes.
2851 * config/sh/sh.opt (mbitops): New option.
2853 2008-04-04 Janis Johnson <janis187@us.ibm.com>
2856 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
2857 and view convert expression.
2859 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2862 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2864 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
2866 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
2868 * config/i386/cpuid.h (bit_AES): New.
2869 (bit_PCLMUL): Likewise.
2871 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
2872 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
2873 SSE2 if AES or PCLMUL is enabled.
2874 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
2875 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2876 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
2877 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
2878 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
2879 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
2880 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2881 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
2882 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
2883 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
2884 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
2885 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
2886 __builtin_ia32_aeskeygenassist128 and
2887 __builtin_ia32_pclmulqdq128.
2888 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
2889 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
2890 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
2892 * config/i386/i386.h (TARGET_AES): New.
2893 (TARGET_PCLMUL): Likewise.
2894 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
2896 * config/i386/i386.md (UNSPEC_AESENC): New.
2897 (UNSPEC_AESENCLAST): Likewise.
2898 (UNSPEC_AESDEC): Likewise.
2899 (UNSPEC_AESDECLAST): Likewise.
2900 (UNSPEC_AESIMC): Likewise.
2901 (UNSPEC_AESKEYGENASSIST): Likewise.
2902 (UNSPEC_PCLMUL): Likewise.
2904 * config/i386/i386.opt (maes): New.
2905 (mpclmul): Likewise.
2907 * config/i386/sse.md (aesenc): New pattern.
2908 (aesenclast): Likewise.
2910 (aesdeclast): Likewise.
2912 (aeskeygenassist): Likewise.
2913 (pclmulqdq): Likewise.
2915 * config/i386/wmmintrin.h: New.
2917 * doc/extend.texi: Document AES and PCLMUL built-in function.
2919 * doc/invoke.texi: Document -maes and -mpclmul.
2921 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
2923 * function.c (free_after_parsing): Replace with
2924 cxx_push_function_context from C++ front-end.
2925 (allocate_struct_function): Don't call langhook.
2926 * langhooks.h (struct lang_hooks_for_functions): Delete.
2927 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
2929 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
2930 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
2931 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
2932 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
2933 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
2934 remove LANG_HOOKS_FUNCTION_INITIALIZER.
2935 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
2937 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
2938 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
2940 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2943 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
2946 2008-04-04 Richard Guenther <rguenther@suse.de>
2949 * fold-const.c (optimize_minmax_comparison): Use the correct
2950 type for the constant in the simplified comparison.
2952 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
2954 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
2955 Pass L2 size as "--param l2-cache-size" to the compiler.
2956 (decode_l2_cache): New function to decode L2 cache parameters using
2957 0x8000006 extended cpuid function.
2958 (detect_caches_amd): Determine parameters of L2 cache using
2959 decode_l2_caches function.
2960 (decode_caches_intel): Decode L2 cache parameters.
2961 (detect_caches_intel): Determine L2 cache parameters using
2962 decode_caches_intel and decode_l2_caches functions.
2964 2008-04-03 Bob Wilson <bob.wilson@acm.org>
2966 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
2967 secondary input reload for subword loads from the constant pool.
2969 2008-04-03 Janis Johnson <janis187@us.ibm.com>
2972 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
2973 constants of the appropriate size for runtime calculations.
2976 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
2977 decimal-float literal constant zero.
2979 2008-04-03 Jakub Jelinek <jakub@redhat.com>
2982 * c-parser.c (c_parser_omp_atomic): Call
2983 default_function_array_conversion on the RHS.
2986 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
2987 call is_variable_sized if decl has incomplete type.
2989 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
2991 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
2993 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
2995 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
2997 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
2998 (sgt<u>): Merge sgt and sgtu into new expander.
2999 (sgt, sgtu): Remove expanders.
3000 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3001 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3002 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3003 *sgtu_<mode>_mips16 into new pattern.
3004 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3005 (sge<u>): Merge sge and sgeu into new expander.
3006 (sge, sgeu): Remove expanders.
3007 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3009 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3010 (slt<u>): Merge slt and sltu into new expander.
3011 (slt, sltu): Remove expanders.
3012 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3013 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3014 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3015 *sltu_<mode>_mips16 into new pattern.
3016 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3017 (sle<u>): Merge sle and sleu into new expander.
3018 (sle, sleu): Remove expanders.
3019 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3020 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3021 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3022 *sleu_<mode>_mips16 into new pattern.
3023 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3025 2008-04-03 Jan Hubicka <jh@suse.cz>
3027 PR tree-optimization/35795
3028 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3029 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3030 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3031 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3032 * score/score3.c (score3_output_mi_thunk): Likewise.
3033 * score/score7.c (score7_output_mi_thunk): Likewise.
3034 * mips/mips.c (mips_output_mi_thunk): Likewise.
3036 2008-04-03 Richard Guenther <rguenther@suse.de>
3038 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3039 conversions. Simplify code.
3041 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3043 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3045 2008-04-03 Tom Tromey <tromey@redhat.com>
3046 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3048 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3049 * config/bfin/t-bfin-linux (generated_files): Add
3050 linux-sysroot-suffix.h.
3051 * doc/install.texi (Prerequisites): Require make 3.80.
3052 * doc/sourcebuild.texi (Front End Directory): Document new
3054 * Makefile.in (generated_files): New variable.
3055 (ALL_HOST_OBJS): New variable.
3056 ($(ALL_HOST_OBJS)): New target.
3058 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3060 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
3061 (remap_block): Call id->transform_lang_insert_block instead
3063 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
3064 Set id.transform_lang_insert_block to NULL.
3065 (clone_body): Move to cp/optimize.c
3066 * tree-inline.h (struct copy_body_data): Change
3067 transform_lang_insert_block to function pointer.
3068 (copy_generic_body, copy_decl_no_change): Export.
3069 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
3070 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
3071 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
3073 * c-tree.h (insert_block): Kill.
3074 * c-decl.c (insert_block): Kill.
3076 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3078 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3079 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3080 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
3082 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
3083 argument, call {push,pop}_function_context from here.
3084 * c-parser.c: Use c_{push,pop}_function_context.
3086 * function.c (push_function_context_to): Move meat ...
3087 (push_function_context): ... here. Simplify.
3088 * function.c (pop_function_context_from): Move meat ...
3089 (pop_function_context): ... here. Simplify.
3090 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
3092 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3093 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3094 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
3095 * tree.h (push_function_context_to, pop_function_context_from): Remove.
3097 2008-04-03 Ben Elliston <bje@au.ibm.com>
3099 * expmed.c (extract_force_align_mem_bit_field): Remove.
3101 2008-04-03 Richard Guenther <rguenther@suse.de>
3104 * expr.h (try_casesi): Adjust prototype.
3105 * expr.c (try_casesi): Take fallback label as extra parameter.
3106 Use that for gen_casesi if default_label is NULL.
3107 * stmt.c (expand_case): Pass fallback label to try_casesi,
3108 make sure to fill gaps with a fallback label if default_label
3111 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
3114 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
3116 2008-04-03 Ben Elliston <bje@au.ibm.com>
3118 * expmed.c (extract_split_bit_field): Remove if (0) code.
3119 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
3120 (do_ds_constraint): Likewise.
3122 2008-04-02 Joseph Myers <joseph@codesourcery.com>
3124 * doc/cppopts.texi (-dU): Document.
3125 * c-common.h (flag_dump_macros): Update comment.
3126 * c-opts.c (handle_OPT_d): Handle -dU.
3127 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
3128 dump_queued_macros, cb_used_define, cb_used_undef): New.
3129 (init_pp_output): Handle -dU.
3130 (cb_line_change): Call dump_queued_macros.
3131 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
3133 2008-04-02 Anatoly Sokolov <aesok@post.ru>
3135 * config/avr/predicates.md (io_address_operand): New predicate.
3136 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
3137 * config/avr/avr.c (avr_io_address_p): Remove function.
3138 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
3139 'avr_io_address_p' function.
3140 (out_movhi_r_mr): (Ditto.).
3141 (out_movqi_mr_r): (Ditto.).
3142 (out_movhi_mr_r): (Ditto.).
3143 (avr_address_cost): (Ditto.).
3145 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
3147 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
3148 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
3149 in 32bit mode when XMM registers are available to avoid store
3151 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
3152 corresponding post-reload splitters.
3154 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3156 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
3157 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
3158 __builtin_ia32_roundss.
3159 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
3160 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
3161 __builtin_ia32_roundss.
3162 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
3163 IX86_BUILTIN_SHUFPD here.
3165 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3167 * config/i386/i386.md (plogic): New.
3168 (plogicprefix): Likewise.
3170 * config/i386/mmx.md (mmx_<code><mode>3): New.
3171 (mmx_and<mode>3): Removed.
3172 (mmx_ior<mode>3): Likewise.
3173 (mmx_xor<mode>3): Likewise.
3175 * config/i386/sse.md (<code><mode>3): New.
3176 (*<code><mode>3): Likewise.
3177 (*<code><mode>3): Likewise.
3178 (<code><mode>3): Likewise.
3179 (*sse_<code><mode>3): Likewise.
3180 (*sse2_<code><mode>3): Likewise.
3181 (<code>tf3): Likewise.
3182 (*<code>tf3): Likewise.
3183 (and<mode>3): Likewise.
3184 (*and<mode>3): Likewise.
3185 (ior<mode>3): Removed.
3186 (*ior<mode>3): Likewise.
3187 (xor<mode>3): Likewise.
3188 (*xor<mode>3): Likewise.
3189 (*and<mode>3): Likewise.
3190 (*ior<mode>3): Likewise.
3191 (*xor<mode>3): Likewise.
3192 (and<mode>3): Likewise.
3193 (*sse_and<mode>3): Likewise.
3194 (*sse2_and<mode>3): Likewise.
3196 (*andtf3): Likewise.
3197 (ior<mode>3): Likewise.
3198 (*sse_ior<mode>3): Likewise.
3199 (*sse2_ior<mode>3): Likewise.
3201 (*iortf3): Likewise.
3202 (xor<mode>3): Likewise.
3203 (*sse_xor<mode>3): Likewise.
3204 (*sse2_xor<mode>3): Likewise.
3206 (*xortf3): Likewise.
3208 2008-04-02 Richard Guenther <rguenther@suse.de>
3210 PR tree-optimization/14495
3211 PR tree-optimization/34793
3212 * tree-vrp.c (struct switch_update): New structure.
3213 (to_remove_edges, to_update_switch_stmts): New VECs.
3214 (simplify_switch_using_ranges): New function. Remove not taken
3215 case labels and edges.
3216 (simplify_stmt_using_ranges): Call it.
3217 (identify_jump_threads): Mark edges we have queued for removal
3218 so we don't thread them.
3219 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
3221 * tree-cfg.c (group_case_labels): Deal with missing default label.
3222 (tree_verify_flow_info): Allow missing default label.
3223 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
3224 (emit_case_nodes): Likewise.
3225 (expand_case): Do not rely on the default label to be present.
3226 * expr.c (try_casesi): Deal with NULL default_label.
3227 (do_tablejump): Likewise.
3229 2008-04-02 Richard Guenther <rguenther@suse.de>
3231 PR tree-optimization/14495
3232 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
3233 SWITCH_EXPR here ...
3234 (vrp_visit_switch_stmt): ... but here (new function).
3235 (find_case_label_index): New helper function.
3236 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
3238 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3240 * fwprop.c: Fix ISO-C99ism.
3242 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3245 * Makefile.in (objdir): Set it here.
3246 * configure.ac: Not here. Find dynamic linker characteristics.
3247 * exec-tool.in: Use them.
3248 * aclocal.m4: Regenerate.
3249 * configure: Regenerate.
3251 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3253 * expr.c (expand_var): Delete it.
3254 * expr.h (expand_var): Delete prototype.
3255 * function.c (expand_function_start): Use expand_decl instead.
3256 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
3259 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
3261 PR rtl-optimization/35542
3262 * fwprop.c (forward_propagate_and_simplify): Replace
3263 loc_reg_mentioned_in_p with reg_mentioned_p.
3265 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3267 PR rtl-optimization/35281
3268 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
3269 (propagate_rtx_1): Handle PR_HANDLE_MEM.
3270 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
3271 (varying_mem_p): Move above propagate_rtx.
3272 (all_uses_available_at): Do not check MEMs.
3274 2008-04-02 Rafael Espindola <espindola@google.com>
3276 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
3277 (register_edge_assert_for_2): Split the cond argument.
3278 (register_edge_assert_for_1): Adjust for the change in
3279 register_edge_assert_for_2.
3280 (register_edge_assert_for): Split the cond argument.
3281 (find_switch_asserts): Adjust for the change in
3282 register_edge_assert_for.
3284 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
3286 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
3287 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
3288 offsets for 64-bit mingw.
3289 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
3290 abi for x86_64-pc-mingw.
3292 2008-04-02 Richard Guenther <rguenther@suse.de>
3294 * tree-vrp.c (extract_range_from_assert): Make sure to not
3295 produce range min/max with TREE_OVERFOW set.
3296 If merging a anti-range and a range keep the anti-range if
3297 the range covers all values of the type.
3298 (register_edge_assert_for_2): Only allow sign-changing
3299 conversions in detecting canonical range checks. Also
3300 register an assert for the unsigned name if useful.
3302 PR tree-optimization/35787
3303 * tree-vrp.c (vrp_val_max): New function.
3304 (vrp_val_min): Likewise.
3305 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
3306 (vrp_val_is_min): Likewise.
3307 (supports_overflow_infinity): Use vrp_val_{min,max}.
3308 (negative_overflow_infinity): Likewise.
3309 (positive_overflow_infinity): Likewise.
3310 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
3311 (is_positive_overflow_infinity): Likewise.
3312 (is_overflow_infinity): Likewise.
3313 (avoid_overflow_infinity): Use vrp_val_{min,max} and
3314 vrp_val_is_{min,max}.
3315 (set_and_canonicalize_value_range): Canonicalize anti-ranges
3316 to ranges if possible. Avoid empty ranges.
3318 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3321 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
3322 the expression is a function address.
3324 2008-04-01 George Helffrich <george@gcc.gnu.org>
3326 PR fortran/35154, fortran/23057
3327 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
3328 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
3329 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
3330 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
3332 (dbxout_syms): Check for COMMON-based symbol and wrap in
3333 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
3334 in bracket for efficiency.
3336 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
3337 using DW_TAG_common_block + member offset.
3338 (add_pubname_string): New function.
3339 (dw_expand_expr): New function to find block name and offset for
3341 (common_check): New function to check whether symbol in Fortran COMMON.
3342 (gen_variable_die): If COMMON, use DW_TAG_common_block.
3344 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
3347 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
3349 2008-04-02 Ben Elliston <bje@au.ibm.com>
3351 * config/v850/v850.md (casesi): Remove if (0) code.
3352 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3353 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3355 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
3357 * config/i386/i386.md (rex64suffix): New mode attribute.
3358 (floathi<mode>2): Disable expander for SSE math.
3359 (*floathi<mode>2_1): New insn insn_and_split pattern.
3360 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
3361 corresponding post-reload splitters.
3362 (*floathi<mode>2_i387): New macroized insn pattern.
3363 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
3364 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
3365 insn_and_split pattern.
3366 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
3367 New macroized instruction patterns and corresponding post-reload
3369 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
3370 and corresponding post-reload splitters.
3371 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
3372 New macroized instruction patterns.
3373 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
3374 macroized instruction patterns and corresponding post-reload splitters.
3375 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
3376 corresponding post-reload splitters.
3377 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
3378 New macroized instruction patterns.
3379 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
3380 corresponding post-reload splitters.
3381 (*floatsi<mode>2_i387): New macroized instruction patterns.
3383 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
3385 * config/i386/i386.md (smaxmin): New.
3386 (umaxmin): Likewise.
3387 (maxminiprefix): Likewise.
3388 (maxminfprefix): Likewise.
3389 (<code><mode>3): Likewise.
3390 (smin<mode>3): Removed.
3391 (smax<mode>3): Likewise.
3393 * config/i386/mmx.md (mmx_<code>v2sf3): New.
3394 (mmx_<code>v4hi3): Likewise.
3395 (mmx_<code>v8qi3): Likewise.
3396 (mmx_smaxv2sf3): Removed.
3397 (mmx_sminv2sf3): Likewise.
3398 (mmx_umaxv8qi3): Likewise.
3399 (mmx_smaxv4hi3): Likewise.
3400 (mmx_uminv8qi3): Likewise.
3401 (mmx_sminv4hi3): Likewise.
3403 * config/i386/sse.md (<addsub><mode>3): New.
3404 (*<addsub><mode>3): Likewise.
3405 (<sse>_vm<addsub><mode>3): Likewise.
3406 (<maxmin><mode>3): Likewise.
3407 (*<maxmin><mode>3_finite): Likewise.
3408 (*<maxmin><mode>3): Likewise.
3409 (<sse>_vm<maxmin><mode>3): Likewise.
3410 (sse3_h<addsub>v4sf3): Likewise.
3411 (sse3_h<addsub>v2df3): Likewise.
3412 (<maxmin>v16qi3): Likewise.
3413 (*<maxmin>v16qi3): Likewise.
3414 (<maxmin>v8hi3): Likewise.
3415 (*<maxmin>v8hi3): Likewise.
3416 (*sse4_1_<maxmin><mode>3): Likewise.
3417 (*sse4_1_<maxmin><mode>3): Likewise.
3418 (add<mode>3): Removed.
3419 (*add<mode>3): Likewise.
3420 (<sse>_vmadd<mode>3): Likewise.
3421 (sub<mode>3): Likewise.
3422 (*sub<mode>3): Likewise.
3423 (<sse>_vmsub<mode>3): Likewise.
3424 (smin<mode>3): Likewise.
3425 (*smin<mode>3_finite): Likewise.
3426 (*smin<mode>3): Likewise.
3427 (<sse>_vmsmin<mode>3): Likewise.
3428 (smax<mode>3): Likewise.
3429 (*smax<mode>3_finite): Likewise.
3430 (*smax<mode>3): Likewise.
3431 (<sse>_vmsmax<mode>3): Likewise.
3432 (sse3_haddv4sf3): Likewise.
3433 (sse3_haddv2df3): Likewise.
3434 (sse3_hsubv4sf3): Likewise.
3435 (sse3_hsubv2df3): Likewise.
3436 (umaxv16qi3): Likewise.
3437 (*umaxv16qi3): Likewise.
3438 (smaxv8hi3): Likewise.
3439 (*smaxv8hi3): Likewise.
3440 (*sse4_1_smax<mode>3): Likewise.
3441 (*sse4_1_umax<mode>3): Likewise.
3442 (uminv16qi3): Likewise.
3443 (*uminv16qi3): Likewise.
3444 (sminv8hi3): Likewise.
3445 (*sminv8hi3): Likewise.
3446 (*sse4_1_smin<mode>3): Likewise.
3447 (*sse4_1_umin<mode>3): Likewise.
3449 2008-04-01 Rafael Espindola <espindola@google.com>
3451 * tree-cfg.c (verify_expr): remove in_phi.
3452 (verify_stmt): Don't call walk_tree with verify_expr. Use
3453 is_gimple_min_invariant instead of is_gimple_val.
3455 2008-04-01 Joseph Myers <joseph@codesourcery.com>
3457 * doc/include/gpl_v3.texi: Update for manpage generation.
3458 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
3460 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
3461 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
3462 gpl_v3.texi instead of gpl.texi.
3465 2008-04-01 Jakub Jelinek <jakub@redhat.com>
3468 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
3470 2008-04-01 Rafael Espindola <espindola@google.com>
3472 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
3473 (extract_code_and_val_from_cond): Use
3474 extract_code_and_val_from_cond_with_ops.
3476 2008-04-01 Jan Hubicka <jh@suse.cz>
3478 * function.c (free_after_compilation): Free epilogue_delay_list.
3479 (prepare_function_start): Assert that previous compilation was freed.
3481 2008-04-01 Jan Hubicka <jh@suse.cz>
3482 Jim Wilson <wilson@tuliptree.org>
3483 Andreas Tobler <andreast@gcc.gnu.org>
3486 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
3487 rtl.emit instead cfun->emit.
3488 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
3489 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
3491 2008-04-01 Ben Elliston <bje@au.ibm.com>
3493 * doc/c-tree.texi (Function Basics): Fix grammatical error.
3495 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
3497 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
3499 (fprofile-use): Add var flag_profile_use
3500 * coverage.c (coverage_begin_output): Do not open a gcno file for
3501 output only if -ftest-coverage is set.
3502 Do not add getpwd() to gcda file path.
3503 (build_gcov_info): Check the new flag
3504 flag_profile_datafile_relative_path.
3505 (coverage_init): Use profile_data_prefix.
3506 Read profile counter only if flag_profile_use is set.
3507 * opts.c (common_handle_option): New option fprofile-use=,
3508 fprofile-dir=, fprofile-generate=.
3509 * toplev.c (profile_data_prefix): New variable definition.
3510 * toplev.h (profile_data_prefix): New declaration.
3511 * doc/invoke.tex (Option Summary, Optimization Options):
3514 2008-03-31 James E. Wilson <wilson@tuliptree.org>
3516 * varasm.c (output_constant_pool_1): In LABEL_REF check,
3517 use tmp consistently.
3520 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
3521 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3522 UNSPEC_FR_RECIP_APPROX_RES.
3523 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
3525 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
3528 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
3530 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3533 * fold-const.c (fold_indirect_ref_1): Support accessing non first
3534 element of the vector via a pointer.
3536 2008-03-31 Ian Lance Taylor <iant@google.com>
3538 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
3540 2008-03-31 Jan Hubicka <jh@suse.cz>
3542 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3543 get_arg_pointer_save_area.
3544 * expr.c (init_expr): Just clear out rtl.expr.
3545 * function.c (free_after_compilation): Clear out whole RTL structure.
3546 (get_func_frame_size): Merge into ...
3547 (get_frame_size): ... this one.
3548 (assign_stack_local_1): Merge into ...
3549 (assign_stack_local): ... this one.
3550 (expand_function_end): Update call of get_arg_pointer_save_area.
3551 (get_art_pointer_save_area): Remove cfun argument.
3552 * function.h (emit_status): regno_pointer_align does not need length
3553 attribute. Move x_regno_reg_rtx to ...
3554 (regno_reg_rtx): ... new global array.
3555 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
3556 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
3557 apply_args_value, forced_labels, stack_pointer_delta):
3559 (struct varasm_status): Move here from varasm.c
3560 (struct rtl_data): New. Move here some fields from struct function.
3561 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3562 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3563 used_temp_slots avail_temp_slots, temp_slot_level,
3564 nonlocal_goto_handler_labels): Update accesstors.
3565 (rtl): New global variable.
3566 (struct function): Move some fileds to rtl_data.
3567 (get_arg_pointer_save_area): Update prototype.
3568 * emit-rtl.c (rtl): Declare.
3569 (regno_reg_rtx): Declare.
3570 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3572 (gen_reg_rtx): Update.
3573 (init_virtual_regs): Do not tate emit_status argument.
3574 (init_emit): Do not allocate emit.
3575 * varasm.c (varasm_statuc): Move to function.h.
3576 (n_deferred_constatns): Update accestor.
3577 (init_varasm_status): Do not allocate varasm_status.
3578 (force_const_mem, get_pool_size, output_constant_pool): Update.
3579 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3580 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3582 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
3584 PR rtl-optimization/35729
3585 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
3588 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
3591 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
3592 load/store if memory is unaligned.
3593 (*movti_rex64): Likewise.
3595 * config/i386/predicates.md (misaligned_operand): New.
3597 2008-03-31 Andrew Pinski <pinskia@gmail.com>
3600 * tree-ssa-phiopt.c (conditional_replacement): Return early for
3603 2008-03-31 Jan Beulich <jbeulich@novell.com>
3605 * config/ia64/constraints.md: Add 'j' constraint.
3606 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
3607 (movdi_internal): Likewise.
3609 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
3612 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
3614 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3617 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
3618 proper error message for the third argument on blendpd and
3621 * config/i386/sse.md (blendbits): New.
3622 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
3624 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
3626 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
3628 2008-03-30 Richard Guenther <rguenther@suse.de>
3631 * fold-const.c (fold_sign_changed_comparison): Do leave
3632 conversions to base-types alone.
3634 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3636 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
3637 the link register if one altivec register is be saved.
3639 2008-03-30 Ben Elliston <bje@au.ibm.com>
3641 * final.c (final_scan_insn): Remove if (0) code.
3643 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
3645 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
3647 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
3649 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
3650 of V4SFmode to ix86_binary_operator_ok.
3652 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
3654 * config/i386/i386.c (override_options): Initialize
3655 ix86_veclib_handler to ix86_veclibabi_svml when
3656 -mveclibabi=svml is used.
3657 (ix86_veclibabi_svml): New function for SVML ABI style
3658 vectorization support.
3659 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
3661 2008-03-28 Rafael Espindola <espindola@google.com>
3663 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
3664 (tree_binary_nonnegative_warnv_p): Make it public.
3665 (tree_single_nonnegative_warnv_p): Make it public.
3666 (tree_invalid_nonnegative_warnv_p): Make it public.
3667 (tree_unary_nonzero_warnv_p): Make it public.
3668 (tree_binary_nonzero_warnv_p): Make it public
3669 (tree_single_nonzero_warnv_p): Make it public.
3670 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
3671 (extract_range_from_binary_expr): Split the expr argument.
3672 (extract_range_from_unary_expr): Split the expr argument.
3673 (extract_range_from_comparison): Split the expr argument.
3674 (extract_range_from_expr): Use the new aux functions.
3675 (vrp_evaluate_conditional_warnv): Use
3676 vrp_evaluate_conditional_warnv_with_ops.
3677 * tree.h (tree_unary_nonzero_warnv_p): Declare.
3678 (tree_binary_nonzero_warnv_p): Declare.
3679 (tree_single_nonzero_warnv_p): Declare.
3680 (tree_expr_nonzero_warnv_p): Declare.
3681 (tree_unary_nonnegative_warnv_p): Declare.
3682 (tree_binary_nonnegative_warnv_p): Declare.
3683 (tree_single_nonnegative_warnv_p): Declare.
3684 (tree_invalid_nonnegative_warnv_p): Declare.
3686 2008-03-28 Richard Guenther <rguenther@suse.de>
3688 PR tree-optimization/30317
3689 PR tree-optimization/30911
3690 PR tree-optimization/34793
3691 * tree-vrp.c (set_and_canonicalize_value_range): New function.
3692 (struct assert_locus_d): New member EXPR.
3693 (register_new_assert_for): Add EXPR parameter to support
3694 ASSERT_EXPR <name, expr OP limit>.
3695 (register_edge_assert_for_1): Adjust callers.
3696 (find_assert_locations): Likewise.
3697 (process_assert_insertions_for): Build condition from expression.
3698 (extract_range_from_assert): Handle ASSERT_EXPRs
3699 of the form ASSERT_EXPR <name, expr OP limit>.
3700 (register_edge_assert_for_2): New helper registering
3701 asserts for comparisons. Recognize range tests of the form
3702 (unsigned)i - CST1 OP CST2.
3703 (register_edge_assert_for_1): Use it.
3704 (register_edge_assert_for): Likewise.
3705 (needs_overflow_infinity): Integer sub-types
3706 do not need overflow infinities.
3707 (vrp_val_is_max): The extreme values of integer sub-types
3708 are those of the base type.
3709 (vrp_val_is_min): Likewise.
3710 * tree.def (ASSERT_EXPR): Document extra allowed conditional
3713 2008-03-28 Nick Clifton <nickc@redhat.com>
3716 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3717 Return GENERAL_REGS for stack adjustment reloads.
3719 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3722 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
3723 const_vector when all the vectors are constant.
3725 2008-03-27 Bob Wilson <bob.wilson@acm.org>
3727 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
3729 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
3730 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
3732 (s<code>_sf): Use new scc_sf attribute for opcode names.
3734 2008-03-27 Tom Tromey <tromey@redhat.com>
3736 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
3737 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
3738 config/spu/t-spu-elf, config/i386/t-interix,
3739 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
3740 config/i386/x-darwin, config/i386/x-mingw32,
3741 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
3742 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
3743 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
3744 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
3745 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
3746 config/rs6000/x-darwin, config/rs6000/t-rs6000,
3747 config/score/t-score-elf, config/arm/t-strongarm-pe,
3748 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
3749 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
3750 Revert automatic dependency patch.
3752 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
3755 * config/i386/i386.c (ix86_function_arg_boundary): Align
3756 decimal floating point to its natural boundary.
3758 2008-03-27 Richard Guenther <rguenther@suse.de>
3761 * fold-const.c (fold_comparison): Restrict distinct decl
3762 comparison folding to VAR_DECLs and PARM_DECLs. Do not
3763 solely rely on operand_equal_p.
3765 2008-03-27 Richard Guenther <rguenther@suse.de>
3768 * c-common.c (handle_weak_attribute): Reject combination of
3771 2008-03-27 Richard Guenther <rguenther@suse.de>
3773 PR tree-optimization/32810
3774 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
3775 conversions from DECL_INITIAL.
3776 (fold_const_aggregate_ref): Likewise from constructor elements.
3778 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
3780 * tree-affine.h (aff_combination_expand): Declare.
3781 (get_inner_reference_aff): Likewise.
3782 * tree-affine.c (aff_combination_expand): Split out from
3783 tree_to_aff_combination_expand.
3784 (get_inner_reference_aff): New function.
3785 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
3786 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
3787 (struct lim_aux_data): sm_done field removed.
3788 (mem_ref_loc_p, mem_ref_locs_p): New types.
3789 (struct mem_ref): Added id, stored, accesses_in_loop,
3790 indep_loop, dep_loop, indep_ref, dep_ref fields.
3791 Removed is_stored, locs and next fields.
3792 (memory_accesses): New variable.
3793 (movement_possibility): Do not allow moving statements
3794 that store to memory.
3795 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
3797 (determine_max_movement): For statements with memory references,
3798 find the outermost loop in that the reference is independent.
3799 (move_computations_stmt): Mark the virtual operands for renaming.
3800 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
3801 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
3802 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
3803 add_vop_ref_mapping, create_vop_ref_mapping_loop,
3804 create_vop_ref_mapping, analyze_memory_references,
3805 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
3806 get_all_locs_in_loop, ref_always_accessed_p,
3807 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
3808 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
3809 store_motion_loop, store_motion): New functions.
3810 (struct vop_to_refs_elt): New type.
3811 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
3812 memref_hash, memref_eq, hoist_memory_references): Rewritten.
3813 (schedule_sm): Replaced by...
3814 (execute_sm): ... this.
3815 (determine_lsm_ref, hoist_memory_references,
3816 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
3817 find_more_ref_vops, free_mem_ref, free_mem_refs,
3818 determine_lsm_loop, determine_lsm): Removed.
3819 (tree_ssa_lim_finalize): Free data structures used by store motion.
3820 (tree_ssa_lim): Call analyze_memory_references. Use
3821 store_motion instead of determine_lsm.
3823 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3825 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
3826 rename tmake_file to m68hc11/t-m68hc11.
3827 (mcore): Set inhibit_libc to true.
3828 * config.host (alpha*-dec-*vms*): Set extra_programs.
3829 (interix3*): Don't use host_xmake_file.
3830 * configure.ac: Let config.gcc override inhibit_libc.
3831 * configure: Regenerate.
3833 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
3834 * config/t-openbsd-thread: Remove commented out lines.
3836 * config/x-interix: Remove.
3838 * config/m68hc11/t-m68hc11-gas: Rename to...
3839 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
3841 * config/mcore/t-mcore: Remove T_CFLAGS.
3842 * config/mcore/t-mcore-pe: Likewise.
3844 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3846 * configure.ac: Replace custom __GNU_SOURCE test with
3847 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
3848 * aclocal.m4: Regenerate.
3849 * configure: Regenerate.
3850 * config.in: Regenerate.
3852 2008-03-27 Richard Guenther <rguenther@suse.de>
3854 * fold-const.c (target.h): Include.
3855 (fold_comparison): Fold comparison of addresses of decls
3856 that bind locally or of constants. Consolidate address folding code.
3857 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
3858 results from fold_binary_to_constant.
3859 (compare_values_warnv): Likewise.
3861 2008-03-27 Andrew Pinski <pinskia@gmail.com>
3864 * fold-const.c (fold_truthop): Check for integeral types when folding
3865 a == 0 && b == 0 and a != 0 || b != 0 .
3867 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
3869 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
3871 2008-03-26 Andreas Schwab <schwab@suse.de>
3873 * doc/invoke.texi: Fix use of @item vs. @itemx.
3875 2008-03-26 Tom Tromey <tromey@redhat.com>
3877 * Makefile.in (build/gensupport.o, build/print-rtl.o,
3878 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
3879 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
3880 build/gencodes.o, build/genconditions.o, build/genconfig.o,
3881 build/genconstants.o, build/genemit.o, build/genextract.o,
3882 build/genflags.o, build/genmddeps.o, build/genopinit.o,
3883 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
3886 2008-03-26 Richard Guenther <rguenther@suse.de>
3889 2008-03-26 Richard Guenther <rguenther@suse.de>
3891 * fold-const.c (target.h): Include.
3892 (fold_comparison): Fold comparison of addresses of two decls
3893 that bind locally. Consolidate address folding code.
3895 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3897 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
3898 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
3899 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
3900 dconstsqrt2, dconstthird, dconste and/or dconst10.
3901 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
3902 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
3903 dconstsqrt2, dconste): Delete.
3904 (init_emit_once): Likewise. Simplify initializing dconstm1.
3906 * real.c (get_real_const): New.
3907 * real.h (dconst3, dconst10, dconstm2, dconstthird,
3908 dconstsqrt2, dconste): Delete.
3909 (real_value_const, get_real_const): New.
3911 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
3913 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
3915 * config/i386/i386.c (ix86_function_arg_boundary): Check
3916 BIGGEST_ALIGNMENT instead of 128.
3917 (setup_incoming_varargs_64): Likewise.
3919 2008-03-26 Tom Tromey <tromey@redhat.com>
3921 * Makefile.in (DEPFILES): Add missing '/'.
3923 2008-03-26 Richard Guenther <rguenther@suse.de>
3925 * fold-const.c (target.h): Include.
3926 (fold_comparison): Fold comparison of addresses of two decls
3927 that bind locally. Consolidate address folding code.
3929 2008-03-26 Nick Clifton <nickc@redhat.com>
3932 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
3933 not allow INT+INT as a legitimate addressing mode.
3935 2008-03-26 Richard Guenther <rguenther@suse.de>
3937 * tree-flow.h (widen_bitfield): Remove declaration.
3938 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
3939 (widen_bitfield): Remove function.
3940 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
3943 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3946 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
3949 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
3951 PR rtl-optimization/35232
3952 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
3953 (forget_old_reloads_1, forget_marked_reloads): Don't clear
3954 reg_reloaded_call_part_clobbered here.
3955 (reload_regs_reach_end_p): New function.
3956 (reload_reg_rtx_for_input): New variable.
3957 (reload_reg_rtx_for_output): Likewise.
3958 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
3959 when reassigning a pseudo register. Load reloadreg from
3960 reload_reg_rtx_for_input, moving the mode and register
3962 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
3963 instead of the original when deciding whether an input reload
3964 would be a no-op or whether an output reload can be deleted.
3965 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
3966 when setting up new_spill_reg_store. Load it from
3967 reload_reg_rtx_for_output, moving the mode and register
3969 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
3970 instead of the original when deciding whether an output reload
3971 would be a no-op. Do the same when modifying insn notes.
3972 Use rtx_equal_p instead of == to compare the registers.
3973 (inherit_piecemeal_p): Take a mode and two register numbers
3975 (emit_reload_insns): Clear new_spill_reg_store for every hard
3976 register in the reload register. Remove spill registers
3977 from reg_reloaded_valid before considering whether to record
3978 inheritance information for them. Use reload_reg_rtx_for_output
3979 instead of reg_rtx when recording output reloads. Use
3980 reload_reg_rtx_for_input instead of reg_rtx when recording
3981 input reloads. Set or clear reg_reloaded_call_part_clobbered
3982 at the same time as setting reg_reloaded_valid.
3983 (delete_output_reload): Add a new_reload_reg parameter and use it
3984 instead of rld[j].reg_rtx.
3985 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
3988 2008-03-25 Tom Tromey <tromey@redhat.com>
3990 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
3991 (build/genattr.o): Likewise.
3992 (build/genattrtab.o): Likewise.
3993 (build/gencodes.o): Likewise.
3994 (build/genconfig.o): Likewise.
3995 (build/genconstants.o): Likewise.
3996 (build/genemit.o): Likewise.
3997 (build/genextract.o): Likewise.
3998 (build/genflags.o): Likewise.
4000 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4002 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4003 instead of size_int for integer types.
4004 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4005 to match type of MINUS_EXPR.
4007 2008-03-25 Tom Tromey <tromey@redhat.com>
4009 * configure: Rebuilt.
4010 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4013 2008-03-25 Tom Tromey <tromey@redhat.com>
4015 * config/x-solaris (host-solaris.o): Update.
4016 * config/x-linux (host-linux.o): Update.
4017 * config/x-hpux (host-hpux.o): Update.
4018 * config/x-darwin (host-darwin.o): Update.
4019 * config/v850/t-v850e (v850-c.o): Update.
4020 * config/v850/t-v850 (v850-c.o): Update.
4021 * config/t-vxworks (vxworks.o): Update.
4022 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4023 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4024 * config/spu/t-spu-elf (spu-c.o): Update.
4026 * config/sh/t-symbian (sh-c.o): Update.
4027 (symbian.o): Update.
4028 * config/sh/t-sh (sh-c.o): Update.
4029 * config/score/t-score-elf (score7.o, score3.o): Update.
4030 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4031 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4032 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4033 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4035 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4036 * config/m32c/t-m32c (m32c-pragma.o): Update.
4037 * config/ia64/t-ia64 (ia64-c.o): Update.
4038 * config/i386/x-mingw32 (host-mingw32.o): Update.
4039 * config/i386/x-i386 (driver-i386.o): Update.
4040 * config/i386/x-darwin (host-i386-darwin.o): Update.
4041 * config/i386/x-cygwin (host-cygwin.o): Update.
4042 * config/i386/t-nwld (nwld.o): Update.
4043 * config/i386/t-netware (netware.o): Update.
4044 * config/i386/t-interix (winnt.o): Update.
4045 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4046 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4047 msformat-c.o): Update.
4048 * config/bfin/t-bfin-linux (generated_files): Add
4049 linux-sysroot-suffix.h.
4050 * config/arm/t-wince-pe (pe.o): Update.
4051 * config/arm/t-strongarm-pe (pe.o): Update.
4052 * config/arm/t-pe (pe.o): Update.
4053 * config/arm/t-arm (arm-c.o): Update.
4054 * doc/install.texi (Prerequisites): Require make 3.80.
4055 * Makefile.in: Remove .o targets.
4056 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
4057 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
4058 (simple_generated_h, simple_generated_c): Move earlier.
4059 (generated_files): New variable.
4060 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
4061 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
4062 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
4063 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
4064 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
4065 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
4066 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
4067 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
4068 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
4069 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
4070 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
4071 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
4073 (COMPILE.base, COMPILE): New variables.
4074 (%.o): New pattern rule.
4075 (ALL_HOST_OBJS): New variable.
4076 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
4077 (dummy-checksum.o, cc1-checksum.o): Remove.
4078 (DRIVER_SHLIB): New variable.
4079 (DRIVER_DEFINES): Use it.
4080 (gencondmd.c): Move out of build/.
4081 (s-conditions): Update.
4082 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
4083 (ALL_BUILD_OBJS): Likewise.
4084 (build/%.o): Use BUILDCOMPILE.
4085 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
4086 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
4087 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
4088 build/gencheck.o, build/gencodes.o, build/genconditions.o,
4089 build/genconfig.o, build/genconstants.o, build/genemit.o,
4090 build/genextract.o, build/genflags.o, build/genmddeps.o,
4091 build/genopinit.o, build/genoutput.o, build/genpeep.o,
4092 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
4093 build/gen-protos.o, build/scan.o, build/fix-header.o,
4094 build/scan-decls.o): Simplify.
4095 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
4096 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
4097 prefix.o, toplev.o): Reduce to variable setting.
4098 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
4099 ($(out_object_file), gcc-options.o): New targets.
4100 ($(ALL_HOST_OBJS)): New target. Include dependency files.
4101 * configure: Rebuilt.
4102 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
4103 * doc/sourcebuild.texi (Front End Directory): Document new variable.
4105 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
4107 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
4108 complain when we hit an error, return ERROR_MARK_NODE.
4110 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4112 * config/sh/constraints.md (Pso, Psz): New constraints.
4113 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
4114 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
4116 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4118 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
4119 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
4121 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4123 * config/sh/sh.md (prefetch): Add condition for SH2A target.
4124 (prefetch_sh2a): New.
4126 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4127 Naveen.H.S <naveen.hs@kpitcummins.com>
4129 * config/sh/constraints.md (I28): New constraint.
4130 * config/sh/sh.c (broken_move): Add support for movi20s.
4131 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
4133 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
4134 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4135 Naveen.H.S <naveen.hs@kpitcummins.com>
4137 * config/sh/sh.c (SH_ATTRIBUTES): Define.
4138 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4139 (print_operand): Handle resbank in %@ operand code.
4140 (sh_encode_section_info): New.
4141 (push_regs): Add conditions for resbank.
4142 (sh_expand_epilogue): Likewise.
4143 (sh_insert_attributes): Likewise.
4144 (sh_attribute_table): Likewise.
4145 (sh_handle_resbank_handler_attribute): New.
4146 (sh2a_handle_function_vector_handler_attribute): New.
4147 (sh2a_is_function_vector_call): New.
4148 (sh2a_get_function_vector_number): New.
4149 (sh2a_function_vector_p): New.
4150 (sh_cfun_resbank_handler_p): New.
4151 * config/sh/sh.md (calli): Emit jsr/n if possible.
4152 (calli_tbr_rel): New.
4153 (calli_pcrel): Emit jsr/n if possible.
4154 (return_i): Emit rts/n if possible.
4155 (call_valuei_tbr_rel): New.
4156 (call_valuei_pcrel): Add condition for SH2A target.
4157 (call_value): Likewise.
4158 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
4159 (sh2a_get_function_vector_number): Likewise.
4160 (sh2a_is_function_vector_call): Likewise.
4161 * doc/extend.texi: Document TBR relative addressing of SH2A.
4162 (resbank): Add description for SH2A.
4164 2008-03-24 Richard Guenther <rguenther@suse.de>
4167 * gimplify.c (gimplify_modify_expr): For frontend type-correct
4168 pointer assignments change conversions according to middle-end rules.
4169 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
4170 * configure.ac: Include type checking in yes.
4171 * configure: Regenerate.
4173 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4175 * diagnostic.c (diagnostic_count_diagnostic): Delete.
4176 (diagnostic_report_diagnostic): Update. Handle ICEs here.
4178 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
4180 * gthr-vxworks.h (UNUSED): Define.
4182 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
4184 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
4186 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
4188 * doc/extend.texi (Function Attributes): Add missing comma in the
4189 example of the "alloc_size" attribute.
4191 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
4194 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4196 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4199 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4202 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4203 of the underlying type of a MS bitfield layout to the natural
4204 alignment of the type.
4206 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4208 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4209 to their natural alignment to avoid store forwarding stalls.
4211 2008-03-22 Richard Guenther <rguenther@suse.de>
4213 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
4214 For PHI nodes verify the address is invariant.
4215 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
4216 (get_symbol_constant_value): Use is_gimple_min_invariant.
4217 (maybe_fold_stmt_indirect): Likewise.
4219 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
4221 PR rtl-optimization/33927
4222 * Makefile.in (dse.o): Depend on $(TM_P_H).
4223 * expr.h (extract_low_bits): Declare.
4224 * expmed.c (extract_low_bits): New function.
4225 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
4226 * dse.c: Include tm_p.h.
4227 (find_shift_sequence): Remove the read_reg argument and return the
4228 read value. Emit the instructions instead of returning them.
4229 Iterate on new_mode rather than calculating it each time.
4230 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
4231 source to NEW_MODE and extract_low_bits to convert the shifted
4233 (replace_read): Allow the load and store to have different mode
4234 classes. Use extract_low_bits when SHIFT == 0. Create the shift
4235 or extraction instructions before trying the replacement. Update
4236 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
4238 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4240 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4241 to their natural alignment to avoid store forwarding stalls.
4243 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4246 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
4247 encouraging but not allowing gprs for input;
4248 change the input constraint to !f#r.
4249 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
4251 change the output constraint to !f#r.
4253 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
4256 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
4257 corresponding post-reload splitters.
4258 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
4259 when x87 FP math is selected.
4260 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
4261 New function prototype.
4262 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
4263 unreachable function to ease macroization of insn patterns.
4265 2008-03-21 Martin Jambor <mjambor@suse.cz>
4267 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
4268 reference dumps if ddr is NULL or dependence is unknown.
4270 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4272 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
4273 unsigned extension into account.
4274 (ATOMIC_COMPARE_AND_SWAP): Likewise.
4275 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
4276 Do computations on a scratch register.
4278 2008-03-21 Richard Guenther <rguenther@suse.de>
4280 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4281 Use is_gimple_min_invariant instead of TREE_INVARIANT.
4282 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
4283 * tree-ssa-dom.c (record_equality): Likewise.
4284 * tree-inline.c (copy_body_r): Likewise.
4285 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
4288 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4290 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
4291 as 'delete_unused' argument.
4293 2008-03-20 Richard Guenther <rguenther@suse.de>
4295 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4296 special casing of constant qualifiers.
4297 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
4298 care about them in general.
4299 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
4300 regardless of their type.
4301 (fold_stmt_r): Forcefully fold *& if we end up with that.
4303 2008-03-20 Paul Brook <paul@codesourcery.com>
4305 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
4306 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
4308 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
4310 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
4311 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
4313 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
4315 * common.opt (Wmudflap): New option.
4316 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
4317 (mx_register_decls): Likewise.
4318 (mudflap_finish_file): Likewise.
4319 * doc/invoke.texi: Document -Wno-mudflap.
4321 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
4323 * c-format.c (replace_format_name_to_system_name): New.
4325 (convert_format_name_to_system_name): New.
4326 (decode_format_attr): Add use of convert_format_name_to_system_name.
4327 (format_types_orig): Add gnu_ prefix to names.
4328 (check_format_info_main): Special treating of \0 escaped names for
4329 supporting multi-character format specifiers as I32, I64.
4330 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
4331 (gnu_target_overrides_format_attributes): New.
4332 * c-format.h: Add structure target_ovr_attr to hold
4333 system specific formatter names.
4334 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
4335 msformat-c.o file to c_target_objs and cxx_target_objs.
4336 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4337 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
4338 (TARGET_N_FORMAT_TYPES): New.
4339 * config/i386/msformat-c.c: New.
4340 * config/i386/t-cygming: Add build rule for msformat-c.o.
4341 * doc/extend.texi: Add new format names gnu_* and ms_* and
4343 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4345 2008-03-20 Ira Rosen <irar@il.ibm.com>
4347 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
4348 optimizations turned on under -O3.
4349 (ftree-vectorize): Add that the flag is turned on with -O3.
4351 2008-03-20 Ben Elliston <bje@au.ibm.com>
4353 * regmove.c (try_auto_increment): Fix spelling error in comment.
4354 * final.c (final_scan_insn): Likewise.
4356 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
4359 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
4360 allocator preferences for "y" and "r" class registers.
4361 ("*mov<mode>_internal"): Ditto.
4362 ("*movv2sf_internal_rex64"): Ditto.
4363 ("*movv2sf_internal"): Ditto.
4365 2008-03-19 Michael Matz <matz@suse.de>
4368 * calls.c (expand_call): Check overlap of arguments with call
4369 address for sibcalls.
4371 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4374 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4375 of the underlying type of a MS bitfield layout to the natural
4376 alignment of the type.
4378 2008-03-19 Jan Hubicka <jh@suse.cz>
4381 * toplev.c (decode_d_option): Handle all CPP flags.
4382 * tree-vrp.c: Update tree_pass descriptors.
4383 * regrename.c: Update tree_pass descriptors.
4384 * fwprop.c: Update tree_pass descriptors.
4385 * doc/invoke.texi: Remove documentation of dropped -d? flags.
4386 * tree-into-ssa.c: Update tree_pass descriptors.
4387 * tree-dump.c: Update tree_pass descriptors.
4388 * tree-complex.c: Update tree_pass descriptors.
4389 * tree-dump.h: Update tree_pass descriptors.
4390 * see.c: Update tree_pass descriptors.
4391 * cgraphbuild.c: Update tree_pass descriptors.
4392 * tracer.c: Update tree_pass descriptors.
4393 * tree-loop-distribution.c: Update tree_pass descriptors.
4394 * cgraph.c: Update tree_pass descriptors.
4395 * postreload-gcse.c: Update tree_pass descriptors.
4396 * postreload.c: Update tree_pass descriptors.
4397 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
4398 * tree-tailcall.c: Update tree_pass descriptors.
4399 * tree-pass.h (tree_opt_pass): Rename to ...
4400 (opt_pass) ... this one; add "type" field and remove letter field.
4401 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
4402 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
4403 all_lowering_passes): Update declaration.
4404 * ipa-cp.c: Update tree_pass descriptors.
4405 * final.c: Update tree_pass descriptors.
4406 * omp-low.c: Update tree_pass descriptors.
4407 * tree-ssa-dse.c: Update tree_pass descriptors.
4408 * ipa-reference.c: Update tree_pass descriptors.
4409 * tree-ssa-uncprop.c: Update tree_pass descriptors.
4410 * auto-inc-dec.c: Update tree_pass descriptors.
4411 * reorg.c: Update tree_pass descriptors.
4412 * cgraphunit.c: Update tree_pass descriptors.
4413 * tree-ssa-copyrename.c: Update tree_pass descriptors.
4414 * tree-ssa-ccp.c: Update tree_pass descriptors.
4415 * df-core.c: Update tree_pass descriptors.
4416 * mode-switching.c: Update tree_pass descriptors.
4417 * tree-nomudflap.c: Update tree_pass descriptors.
4418 * modulo-sched.c: Update tree_pass descriptors.
4419 * ipa-pure-const.c: Update tree_pass descriptors.
4420 * cse.c: Update tree_pass descriptors.
4421 * web.c: Update tree_pass descriptors.
4422 * tree-stdarg.c: Update tree_pass descriptors.
4423 * tree-ssa-math-opts.c: Update tree_pass descriptors.
4424 * tree-ssa-dom.c: Update tree_pass descriptors.
4425 * tree-nrv.c: Update tree_pass descriptors.
4426 * tree-ssa-alias.c: Update tree_pass descriptors.
4427 * loop-init.c: Update tree_pass descriptors.
4428 * gimple-low.c: Update tree_pass descriptors.
4429 * ipa-inline.c: Update tree_pass descriptors.
4430 * tree-ssa-sink.c: Update tree_pass descriptors.
4431 * global.c: Update tree_pass descriptors.
4432 * ifcvt.c: Update tree_pass descriptors.
4433 * jump.c: Update tree_pass descriptors.
4434 * predict.c: Update tree_pass descriptors.
4435 * tree-ssa-loop.c: Update tree_pass descriptors.
4436 * recog.c: Update tree_pass descriptors.
4437 * dse.c: Update tree_pass descriptors.
4438 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
4439 * tree-eh.c: Update tree_pass descriptors.
4440 * regmove.c: Update tree_pass descriptors.
4442 * function.c: Update tree_pass descriptors.
4443 * tree-vectorizer.c: Update tree_pass descriptors.
4444 * gcse.c: Update tree_pass descriptors.
4445 * ipa-type-escape.c: Update tree_pass descriptors.
4446 * tree-if-conv.c: Update tree_pass descriptors.
4447 * init-regs.c: Update tree_pass descriptors.
4448 * ipa.c: Update tree_pass descriptors.
4449 * tree-ssa-phiopt.c: Update tree_pass descriptors.
4450 * rtl-factoring.c: Update tree_pass descriptors.
4451 * lower-subreg.c: Update tree_pass descriptors.
4452 * bt-load.c: Update tree_pass descriptors.
4453 * tree-dfa.c: Update tree_pass descriptors.
4454 * except.c: Update tree_pass descriptors.
4455 * emit-rtl.c: Update tree_pass descriptors.
4456 * cfgexpand.c: Update tree_pass descriptors.
4457 * tree-cfgcleanup.c: Update tree_pass descriptors.
4458 * cfgcleanup.c: Update tree_pass descriptors.
4459 * tree-ssa-pre.c: Update tree_pass descriptors.
4460 * tree-sra.c: Update tree_pass descriptors.
4461 * tree-mudflap.c: Update tree_pass descriptors.
4462 * tree-ssa-copy.c: Update tree_pass descriptors.
4463 * cfglayout.c: Update tree_pass descriptors.
4464 * tree-ssa-forwprop.c: Update tree_pass descriptors.
4465 * tree-ssa-dce.c: Update tree_pass descriptors.
4466 * tree-ssa.c: Update tree_pass descriptors.
4467 * regclass.c: Update tree_pass descriptors.
4468 * integrate.c: Update tree_pass descriptors.
4469 * tree-optimize.c: Update tree_pass descriptors.
4470 * tree-ssa-phiprop.c: Update tree_pass descriptors.
4471 * tree-object-size.c: Update tree_pass descriptors.
4472 * combine.c: Update tree_pass descriptors.
4473 * tree-outof-ssa.c: Update tree_pass descriptors.
4474 * bb-reorder.c: Update tree_pass descriptors.
4475 * stack-ptr-mod.c: Update tree_pass descriptors.
4476 * var-tracking.c: Update tree_pass descriptors.
4477 * tree-profile.c: Update tree_pass descriptors.
4478 * tree-vect-generic.c: Update tree_pass descriptors.
4479 * reg-stack.c: Update tree_pass descriptors.
4480 * sched-rgn.c: Update tree_pass descriptors.
4481 * tree-ssa-structalias.c: Update tree_pass descriptors.
4482 * tree-cfg.c: Update tree_pass descriptors.
4483 * passes.c (current_pass): Update declaration.
4484 (finish_optimization_passes): Update.
4485 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
4486 (register_one_dump_file, register_dump_files_1, next_pass_1):
4488 (init_optimization_passes): Update handling of new types.
4489 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
4490 * ipa-struct-reorg.c: Update tree_pass descriptors.
4491 * tree-ssa-reassoc.c: Update tree_pass descriptors.
4492 * combine-stack-adj.c: Update tree_pass descriptors.
4493 * cfgrtl.c: Update tree_pass descriptors.
4494 * dce.c: Update tree_pass descriptors.
4495 * tree-ssanames.c: Update tree_pass descriptors.
4497 2008-03-19 Richard Guenther <rguenther@suse.de>
4500 * tree-ssa.c (walk_data): New structure.
4501 (warn_uninitialized_var): If not always_executed warn with "maybe"
4503 (execute_early_warn_uninitialized): Compute post-dominators.
4504 Initialize always_executed before processing each basic block.
4506 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4509 * config/i386/i386.c (x86_this_parameter): Calculate correct location
4510 of "this" pointer when "regparm = N" or "fastcall" is in effect.
4512 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4514 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
4516 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
4518 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
4520 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
4521 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
4522 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
4523 target after ignore has been set, and move there also the commputation
4524 of subtarget and original_target.
4525 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
4526 (LANG_HOOKS_INITIALIZER): Remove it.
4527 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
4529 2008-03-18 Richard Guenther <rguenther@suse.de>
4531 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
4532 found an expression with constants, note that in the VN for the lhs.
4533 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
4534 fold them to constants if possible. Run cleanup_cfg if done so.
4535 (execute_pre): Return todo.
4537 (execute_fre): Likewise.
4538 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
4540 (get_prop_source_stmt): Look through pointer conversions.
4542 2008-03-18 Jan Hubicka <jh@suse.cz>
4544 * tree-pretty-print.c: Include predict.h.
4545 (dump_generic_node): Dump predictor.
4546 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
4547 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
4548 * gimple-low.c (lower_stmt): Likewise.
4549 * expr.c (expand_expr_real): Likewise.
4550 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
4552 (build_predict_expr, build_predict_expr): New.
4553 * predict.h (predictor_name, build_predict_expr): Update.
4554 * c-typeck.c (c_finish_bc_stmt): Add prediction.
4555 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
4556 * predict.def (PRED_CONTINUE): Update hitrate.
4557 * tree.def (PREDICT_EXPR): Define.
4558 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
4559 do not handle BIND_EXPR.
4560 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
4561 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
4562 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
4565 2008-03-18 Michael Matz <matz@suse.de>
4567 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
4569 2008-03-18 Richard Guenther <rguenther@suse.de>
4571 * tree-gimple.h (is_gimple_invariant_address): Declare.
4572 (is_gimple_constant): Likewise.
4573 * tree-gimple.c (is_gimple_constant): New function.
4574 (is_gimple_invariant_address): Likewise.
4575 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
4576 and is_gimple_invariant_address.
4577 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
4579 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
4580 an addressable base.
4582 2008-03-18 Jakub Jelinek <jakub@redhat.com>
4585 * gimplify.c (gimplify_expr): Gimplify second operand of
4588 2008-03-17 Richard Guenther <rguenther@suse.de>
4590 PR tree-optimization/19637
4591 * fold-const.c (fold_unary): Remove restrictions of removing
4592 intermediate pointer-conversions (P2)(P1)P0.
4593 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
4594 conversion to void pointer.
4595 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
4597 2008-03-16 James E. Wilson <wilson@tuliptree.org>
4600 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
4601 emulated thread local variables.
4603 2008-03-16 Richard Guenther <rguenther@suse.de>
4606 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
4607 expand TREE_INVARIANT operations that are not gimple invariant.
4609 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
4611 * doc/extend.texi (Alignment): Say that the ABI controls
4612 the __alignof__ for non-strict-alignment targets rather
4613 than being a recommendation.
4615 2008-03-15 Paul Brook <paul@codesourcery.com>
4617 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
4619 (arm_output_fn_unwind): Mark functions that can not be unwound.
4621 2008-03-15 Paul Brook <paul@codesourcery.com>
4623 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
4624 extension instructions.
4626 2008-03-15 Richard Guenther <rguenther@suse.de>
4628 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
4629 and fold constant aggregate refs.
4630 (fold_const_aggregate_ref): Handle string constants
4631 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
4632 (evaluate_stmt): Simplify now that ccp_fold folds constant
4635 2008-03-15 Paul Brook <paul@codesourcery.com>
4637 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
4638 (extzv): Use gen_extzv_t2.
4639 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
4641 2008-03-15 Richard Guenther <rguenther@suse.de>
4643 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
4644 (fold_const_aggregate_ref): Likewise.
4645 (get_value): Return NULL if we don't have any values.
4646 (ccp_finalize): Set const_val to NULL after freeing it.
4647 * tree-flow.h (get_symbol_constant_value): Declare.
4648 (fold_const_aggregate_ref): Likewise.
4649 * tree-ssa-sccvn.c (try_to_simplify): Use them.
4651 2008-03-15 Richard Guenther <rguenther@suse.de>
4654 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
4655 to not produce negative array indices if not allowed. Add
4656 parameter to indicate that.
4657 (maybe_fold_offset_to_component_ref): Allow negative array
4658 indices only for the first member of a structure.
4659 (maybe_fold_offset_to_reference): Allow negative array indices.
4660 (maybe_fold_stmt_addition): Likewise.
4662 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
4663 Anatoly Sokolov <aesok@post.ru>
4665 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
4666 (avr_arch): Add ARCH_AVR6.
4667 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
4668 (initial_elimination_offset): Initialize and use 'avr_pc_size'
4669 instead of fixed value 2.
4670 (print_operand_address): Use gs() asm specifier instead of pm().
4671 (avr_assemble_integer): (Ditto.).
4672 (avr_output_addr_vec_elt): (Ditto.).
4673 (print_operand): Handle "!" code.
4674 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
4675 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
4676 (AVR_HAVE_EIJMP_EICALL): Define.
4677 (AVR_3_BYTE_PC): Redefine.
4678 (AVR_2_BYTE_PC): (Ditto.).
4679 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
4680 (LINK_SPEC): Add atmega2560 and atmega2561.
4681 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
4683 * config/avr/avr.md (call_insn): Use eicall instead of icall
4684 for 3 byte PC devices.
4685 (call_value_insn): (Ditto.).
4686 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
4687 (indirect_jump): Use only for for 2 byte PC devices.
4688 (*tablejump): (Ditto.).
4689 (*indirect_jump_avr6): Add insn.
4690 (*tablejump_rjmp): Don't use for 3 byte PC devices.
4691 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
4692 instead of ijmp for 3 byte PC devices.
4693 (__tablejump2__): (Ditto.).
4694 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
4695 (MULITLIB_DIRNAMES): (Ditto.).
4696 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
4698 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
4700 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
4701 "sse2_umulsidi3". Use V1DI mode for operand 0.
4702 ("mmx_psadbw"): Use V1DI mode for operand 0.
4703 * config/i386/i386-modes.def (V1SI): New vector mode.
4704 * config/i386/i386.c (struct builtin_description)
4705 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
4706 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
4707 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
4708 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
4709 v1di_ftype_v8qi_v8qi type.
4710 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
4712 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
4713 __builtin_ia32_pmuludq]: Fix the mode of return value.
4715 2008-03-15 Richard Guenther <rguenther@suse.de>
4718 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
4721 2008-03-14 Bob Wilson <bob.wilson@acm.org>
4723 * doc/invoke.texi (Option Summary, Xtensa Options): Document
4724 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
4725 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
4726 unless TARGET_SERIALIZE_VOLATILE is enabled.
4727 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
4728 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
4729 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
4731 2008-03-14 Richard Guenther <rguenther@suse.de>
4733 PR tree-optimization/34172
4734 * tree-flow.h (refs_may_alias_p): Declare.
4735 (get_single_def_stmt): Likewise.
4736 (get_single_def_stmt_from_phi): Likewise.
4737 (get_single_def_stmt_with_phi): Likewise.
4738 * tree-dfa.c (refs_may_alias_p): New function.
4739 (get_single_def_stmt): Likewise.
4740 (get_single_def_stmt_from_phi): Likewise.
4741 (get_single_def_stmt_with_phi): Likewise.
4742 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
4743 (vn_reference_lookup_1): New helper function.
4744 (vn_reference_lookup): Walk the virtual use-def chain to
4745 continue searching for a match if the def does not alias the
4746 reference we are looking for.
4748 2008-03-14 David Edelsohn <edelsohn@gnu.org>
4750 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
4751 archive and Perzl. Update The Written Word listing.
4753 2008-03-14 Richard Guenther <rguenther@suse.de>
4755 PR tree-optimization/34043
4756 PR tree-optimization/33989
4757 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
4759 (bitmap_find_leader): Use extra argument to verify dominance
4760 relationship inside a basic-block.
4761 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
4762 (find_leader_in_sets): Adjust.
4763 (create_component_ref_by_pieces): Take extra argument for
4764 dominance check, handle lookup failures.
4765 (find_or_generate_expression): Likewise.
4766 (create_expression_by_pieces): Likewise.
4767 (insert_into_preds_of_block): Adjust.
4768 (create_value_expr_from): If asked for, verify all operands
4769 are in the blocks AVAIL_OUT set.
4770 (make_values_for_stmt): Check for SSA_NAMEs that are life
4771 over an abnormal edge.
4772 (compute_avail): Remove such check.
4773 (do_SCCVN_insertion): New function.
4774 (eliminate): If we do not find a leader suitable for replacement
4775 insert a replacement expression from SCCVN if available.
4776 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
4777 (struct vn_ssa_aux): Add needs_insertion flag.
4778 * tree-ssa-sccvn.c (may_insert): New global flag.
4779 (copy_reference_ops_from_ref): Value-number union member access
4780 based on its size, not type and member if insertion is allowed.
4781 (visit_reference_op_load): For a weak match from union type
4782 punning lookup a view-converted value and insert a SSA_NAME
4783 for that value if that is not found.
4784 (visit_use): Make dumps shorter. Do not disallow value numbering
4785 SSA_NAMEs that are life over an abnormal edge to constants.
4786 (free_scc_vn): Release inserted SSA_NAMEs.
4787 (run_scc_vn): New flag to specify whether insertion is allowed.
4788 Process SSA_NAMEs in forward order.
4789 * tree-ssa-loop-im.c (for_each_index): Handle invariant
4790 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
4791 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
4792 pointer type to/from integral types that do not change the
4793 precision to regular conversions.
4795 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4797 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4798 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4799 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
4800 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
4801 input arguments and the mode of return value. Built-in functions
4802 that operate on whole 64-bit MMX register now use V1DI mode.
4804 2008-03-13 Alon Dayan <alond@il.ibm.com>
4805 Olga Golovanevsky <olga@il.ibm.com>
4807 PR tree-optimization/35041
4808 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
4809 to locate the right position in a statement.
4811 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4815 * config/i386/xmmintrin.h: Change all static inline functions to
4816 extern inline and add __gnu_inline__ attribute.
4817 * config/i386/bmintrin.h: Ditto.
4818 * config/i386/smmintrin.h: Ditto.
4819 * config/i386/tmmintrin.h: Ditto.
4820 * config/i386/mmintrin-common.h: Ditto.
4821 * config/i386/ammintrin.h: Ditto.
4822 * config/i386/emmintrin.h: Ditto.
4823 * config/i386/pmmintrin.h: Ditto.
4824 * config/i386/mmintrin.h: Ditto.
4825 * config/i386/mm3dnow.h: Ditto.
4827 2008-03-13 Jakub Jelinek <jakub@redhat.com>
4830 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
4831 (lower_omp_2): New function.
4832 (lower_omp_1, lower_omp): Rewritten.
4834 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
4837 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
4838 with the phrase "Microsoft Windows compilers".
4839 (Push/Pop Macro Pragmas): New subsection. Document
4840 #pragma push_macro and pragma pop_macro.
4842 2008-03-12 Paul Brook <paul@codesourcery.com>
4844 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
4846 2008-03-12 Paul Brook <paul@codesourcery.com>
4848 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
4849 (thumb2_alusi3_short): Exclude PLUS and MINUS.
4850 (thumb2_addsi_shortim): Rename ...
4851 (thumb2_addsi_short): ... to this. Allow register operands.
4852 (thumb2_subsi_short): New pattern.
4853 (thumb2_one_cmplsi2_short,
4854 thumb2_negsi2_short): New patterns and peepholes.
4856 2008-03-12 Paul Brook <paul@codesourcery.com>
4858 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
4860 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
4862 * config/i386/i386.md (int_cond): New code iterator.
4864 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
4865 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
4866 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
4867 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
4868 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
4869 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
4870 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
4871 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
4873 2008-03-12 Paul Brook <paul@codesourcery.com>
4875 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
4876 instead of {arm,thumb}_compute_save_reg_mask.
4877 (output_return_instruction): Ditto.
4878 (thumb_unexpanded_epilogue): Ditto.
4879 (thumb1_expand_prologue): Ditto.
4880 (thumb1_output_function_prologue): Ditto.
4881 (arm_set_return_address): Ditto.
4882 (thumb_set_return_address): Ditto.
4883 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
4884 regs to achieve stack alignment.
4885 (thumb1_compute_save_reg_mask): Fix compiler warning.
4886 (arm_output_epilogue): Use offsets->saved_regs_mask.
4887 Adjust stack pointer by poping call clobered registers.
4888 (arm_expand_prologue): Use offsets->saved_regs_mask.
4889 Adjust stack pointer by pushing extra registers.
4890 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
4892 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
4895 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
4896 conversion to the operands of a multiplication.
4898 2008-03-12 Richard Guenther <rguenther@suse.de>
4900 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
4901 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
4902 * timevar.def (TV_TREE_PHIPROP): Add.
4903 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
4904 pass description. Use TV_TREE_PHIPROP.
4905 * tree-ssa-forwprop.c: Remove phiprop code.
4907 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4910 * omp-low.c (maybe_lookup_decl): Constify first argument.
4911 (use_pointer_for_field): Change last argument from bool to
4912 omp_context *. Disallow shared copy-in/out in nested
4913 parallel if decl is shared in outer parallel too.
4914 (build_outer_var_ref, scan_sharing_clauses,
4915 lower_rec_input_clauses, lower_copyprivate_clauses,
4916 lower_send_clauses, lower_send_shared_vars): Adjust callers.
4918 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
4919 Ira Rosen <irar@il.ibm.com>
4921 * tree-vectorizer.c (free_stmt_vec_info): New function.
4922 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
4923 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
4924 * tree-vectorizer.h (free_stmt_vec_info): Declare.
4925 * tree-vect-transform.c (vectorizable_conversion): Free
4926 vec_oprnds0 if it was allocated.
4927 (vect_permute_store_chain): Remove unused VECs.
4928 (vectorizable_store): Free VECs that are allocated in the..
4930 (vect_transform_strided_load, vectorizable_load): Likewise.
4931 (vect_remove_stores): Simplify the code.
4932 (vect_transform_loop): Move code to vect_remove_stores().
4933 Call vect_remove_stores() and free_stmt_vec_info().
4935 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4937 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
4938 TARGET_HPUX. Revise comment.
4939 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
4940 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
4941 Use sr4 variant of `be' instruction when not generating PIC code.
4942 (attr_length_call): Adjust for above change.
4944 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4946 * ipa-reference.c (static_execute): Remove module_statics_const and
4947 associated setting code.
4949 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4952 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
4953 predicate for operand 1.
4954 (paritysi2_cmp): Use register_operand predicate for operand 2.
4955 Use earlyclobber modifier for operand 1. Remove support for
4957 (paritydi2_cmp): Use register_operand predicate for operand 3.
4958 Use earlyclobber modifier for operand 1. Remove support for
4961 2008-03-11 Paul Brook <paul@codesourcery.com>
4962 Vladimir Prus <vladimir@codesourcery.com>
4964 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
4965 (arm_compute_save_reg0_reg12_mask): Always
4966 check if register 11 must be saved. Always safe hard frame pointer
4967 when frame_pointer_needeed.
4968 (arm_compute_save_reg_mask): Save IP and PC
4969 only with apcs frames.
4970 (arm_output_epilogue): Adjust Thumb2 codepath to
4971 be also invoked and work for ARM non-apcs frames.
4972 (arm_expand_prologue): Don't bother saving IP
4973 for non-apcs frame, since it's not clobbered by
4974 prologue code. Implement non-apcs frame
4977 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4979 PR rtl-optimization/35281
4980 * expr.c (convert_move): Use a new pseudo for the intermediate
4981 from_mode->word_mode result.
4983 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4985 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
4986 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
4987 * toplev.c (compile_file): Don't call it.
4989 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4992 * expr.c (store_expr): Call emit_block_move if the mode
4993 of "temp" RTX is BLKmode.
4995 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4996 Richard Guenther <rguenther@suse.de>
4998 PR tree-optimization/31358
4999 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5000 the step with a NULL_TREE.
5001 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5002 to sizetype if type is a pointer type.
5003 (add_candidate_1): Don't convert the base and step to
5004 the generic type if the orginal type is a pointer type.
5005 (add_iv_value_candidates): Use sizetype for the step
5006 if type is a pointer type.
5007 (cand_value_at): Likewise.
5008 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5010 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5011 Don't convert the tem affine to the type.
5012 (add_elt_to_tree): Use sizetype for the step if a pointer.
5013 Use POINTER_PLUS_EXPR for pointers.
5014 (aff_combination_to_tree): Use sizetype for the step if a
5017 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5019 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5020 Remove commutativity hint.
5022 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5026 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5027 errorneous type. Check that v is a VAR_DECL.
5030 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5032 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5034 PR tree-optimization/35494
5035 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5036 may be overriden at link and run time.
5038 2008-03-10 Richard Guenther <rguenther@suse.de>
5040 PR tree-optimization/34677
5041 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5042 (poolify_tree): Likewise.
5043 (modify_expr_template): Likewise.
5044 (poolify_modify_stmt): Likewise.
5045 (insert_fake_stores): Handle all component-ref style stores
5046 in addition to INDIRECT_REF. Also handle complex types.
5047 Do not poolify the inserted load.
5048 (realify_fake_stores): Do not rebuild the tree but only
5049 make it a SSA_NAME copy.
5050 (init_pre): Remove initialzation of modify_expr_template.
5051 Do not allocate modify_expr_node_pool.
5052 (fini_pre): Do not free modify_expr_node_pool.
5054 2008-03-10 Paul Brook <paul@codesourcery.com>
5056 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
5059 2008-03-10 Paul Brook <paul@codesourcery.com>
5060 Mark Shinwell <shinwell@codesourcery.com>
5062 * config/arm/cortex-r4.md: New.
5063 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
5065 * config/arm/arm.md: Include cortex-r4.md.
5066 (insn): Add smmls, sdiv and udiv values.
5067 (generic_sched): Don't use generic scheduling for Cortex-R4.
5068 (arm_issue_rate): New function.
5069 (TARGET_SCHED_ISSUE_RATE): Define.
5071 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
5073 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5075 2008-03-10 Richard Guenther <rguenther@suse.de>
5077 * tree-ssa-pre.c (get_sccvn_value): Simplify.
5078 (compute_avail): Do not add stmt uses to AVAIL_OUT.
5080 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
5082 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5083 Set default to true.
5085 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5087 * c.opt (Wsynth): Deprecate.
5088 * doc/invoke.texi (Option Summary, Warning Options): Document
5089 -Wno-format-contains-nul.
5091 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
5094 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
5095 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
5097 2008-03-09 Ira Rosen <irar@il.ibm.com>
5099 * config/rs6000/rs6000.c (builtin_description): Rename vector
5100 left shift operations.
5101 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
5102 (altivec_vsl<VI_char>): Rename to ...
5103 (ashl<mode>3): ... new name.
5104 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
5106 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
5108 2008-03-08 Richard Guenther <rguenther@suse.de>
5110 * coverage.h (tree_coverage_counter_addr): Declare.
5111 * coverage.c (tree_coverage_counter_addr): New function.
5112 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
5114 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
5115 (tree_gen_one_value_profiler): Likewise.
5116 (tree_gen_ic_profiler): Likewise.
5117 (tree_gen_average_profiler): Likewise.
5118 (tree_gen_ior_profiler): Likewise.
5120 2008-03-08 Richard Guenther <rguenther@suse.de>
5122 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
5123 (vn_binary_op_insert): Likewise.
5124 (vn_unary_op_lookup): Likewise.
5125 (vn_unary_op_insert): Likewise.
5126 (vn_nary_op_lookup): Declare.
5127 (vn_nary_op_insert): Likewise.
5128 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
5129 and binary hashes, use a single obstack for unary_op_pool
5131 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
5132 a single struct vn_nary_op_s. Store tree code length and
5133 a variable number of operands.
5134 (struct vn_reference_op_struct): Remove unused op2.
5135 (vn_reference_op_eq): Do not compare op2.
5136 (vn_reference_op_compute_hash): Do not compute hash of op2.
5137 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
5138 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
5139 with vn_nary_op_compute_hash.
5140 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
5141 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
5143 (vn_unary_op_insert, vn_binary_op_insert): Replace with
5145 (visit_unary_op): Call nary functions.
5146 (visit_binary_op): Likewise.
5147 (process_scc): Adjust for struct vn_tables_s changes.
5148 (allocate_vn_table): Likewise.
5149 (free_vn_table): Likewise.
5150 * tree-vn.c (vn_add): Call nary functions.
5151 (vn_lookup): Likewise.
5153 2008-03-08 Jakub Jelinek <jakub@redhat.com>
5156 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
5157 wdst back after sync_compare_and_swapqhi_internal.
5159 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
5162 * config/i386/i386-modes.def (V1DI): New vector mode.
5163 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
5164 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
5165 (MMXMODE248): Ditto.
5166 (MMXMODE): Add V1DI mode.
5167 (mmxvecsize): Change DI mode to V1DI mode.
5168 ("mov<mode>): Use MMXMODEI8 mode iterator.
5169 ("*mov<mode>_internal_rex64"): Ditto.
5170 ("*mov<mode>_internal"): Ditto.
5171 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
5172 ("mmx_sub<mode>3"): Ditto.
5173 ("mmx_adddi3"): Remove insn pattern.
5174 ("mmx_subdi3"): Ditto.
5175 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
5176 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
5177 ("mmx_ashl<mode>3"): Ditto.
5178 ("mmx_lshrdi3"): Remove insn pattern.
5179 ("mmx_ashldi3"): Ditto.
5180 * config/i386/i386.c (classify_argument): Handle V1DImode.
5181 (function_arg_advance_32): Ditto.
5182 (function_arg_32): Ditto.
5183 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
5184 mmx_addv1di3 insn pattern.
5185 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
5186 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
5187 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
5188 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
5189 Remove definitions of built-in functions.
5190 (V1DI_type_node): New node.
5191 (v1di_ftype_v1di_int): Ditto.
5192 (v1di_ftype_v1di_v1di): Ditto.
5193 (v2si_ftype_v2si_si): Ditto.
5194 (v4hi_ftype_v4hi_di): Remove node.
5195 (v2si_ftype_v2si_di): Ditto.
5196 (ix86_init_mmx_sse_builtins): Handle V1DImode.
5197 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
5198 Redefine builtins using def_builtin_const with *_ftype_*_int node.
5199 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
5200 Add new builtins using def_builtin_const.
5201 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
5202 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
5203 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
5204 * config/i386/mmintrin.h (__v1di): New typedef.
5205 (_mm_add_si64): Cast arguments to __v1di type.
5206 (_mm_sub_si64): Ditto.
5207 (_mm_sll_pi16): Cast __count to __v4hi type.
5208 (_mm_sll_pi32): Cast __count to __v2si type.
5209 (_mm_sll_si64): Cast arguments to __v1di type.
5210 (_mm_srl_pi16): Cast __count to __v4hi type.
5211 (_mm_srl_pi32): Cast __count to __v2si type.
5212 (_mm_srl_si64): Cast arguments to __v1di type.
5213 (_mm_sra_pi16): Cast __count to __v4hi type.
5214 (_mm_sra_pi32): Cast __count to __v2si type.
5215 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
5216 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
5217 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
5218 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
5219 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
5220 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
5221 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
5222 (_mm_srai_pi32): Use __builtin_ia32_psradi.
5223 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
5224 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5225 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5226 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
5228 2008-03-07 Joseph Myers <joseph@codesourcery.com>
5230 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
5232 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
5235 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
5236 reg+const addressing for Altivec modes. Don't generate reg+reg
5237 addressing for TFmode or TDmode quantities.
5239 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
5241 * c-common.c (vector_types_convertible_p): Call langhook
5242 instead of comptypes.
5244 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5247 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
5248 integral and scalar float variables which have a
5251 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
5253 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
5254 dwarf_register_span hook when emitting unwind information for
5255 register-to-memory saves.
5256 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
5257 (rs6000_frame_related): Remove call to spe_synthesize_frame.
5259 2008-03-06 Jakub Jelinek <jakub@redhat.com>
5261 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
5262 for the same VAR_DECL.
5264 2008-03-06 Tom Tromey <tromey@redhat.com>
5267 * doc/standards.texi (Standards): Don't mention treelang.
5268 * doc/invoke.texi (Overall Options): Don't mention treelang.
5269 * doc/install.texi (Prerequisites): Don't mention bison or
5271 (Configuration): Don't mention treelang.
5272 (Building): Likewise.
5273 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
5275 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
5277 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
5278 word-extractions out of a multi-word object.
5280 2008-03-06 Richard Guenther <rguenther@suse.de>
5282 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
5283 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
5284 result type and precision.
5285 * expr.c (get_inner_reference): Set unsignedp based on the result
5286 type of BIT_FIELD_REF.
5287 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
5288 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
5289 (try_instantiate_multiple_fields): Likewise. Use the correct type
5291 (sra_build_assignment): Likewise.
5292 (sra_build_elt_assignment): Likewise.
5293 (sra_explode_bitfield_assignment): Likewise.
5294 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
5295 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
5296 set BIT_FIELD_REF_UNSIGNED.
5297 (vectorizable_load): Likewise.
5299 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
5301 * cse.c (cse_extended_basic_block): Invalidate artificial defs
5304 2008-03-06 Richard Guenther <rguenther@suse.de>
5306 * alias.c (struct alias_set_entry): Move has_zero_child field
5307 to pack with alias_set.
5309 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5311 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5314 2008-03-05 Ian Lance Taylor <iant@google.com>
5316 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
5318 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5320 * fwprop.c (update_df): Support width and offset parameters of
5322 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
5323 global_conflicts): Change DF_REF_EXTRACT to either
5324 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5325 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5326 * df-scan.c (df_ref_record, df_defs_record,
5327 df_ref_create_structure, df_def_record_1, df_uses_record,
5328 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
5329 df_bb_refs_collect, df_entry_block_defs_collect,
5330 df_exit_block_uses_collect): Support new width and offset fields.
5331 (ref_extract_pool): New storage pool.
5332 (df_free_ref): New function.
5333 (df_reg_chain_unlink, df_free_collection_rec,
5334 df_sort_and_compress_refs): Call df_free_ref.
5335 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
5337 (df_ref_create_structure): Allocate df_ref_extract if offset and
5338 width fields are used.
5339 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
5340 (df_uses_record): Get offset and width from ZERO_EXTRACT
5342 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
5343 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5344 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5345 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
5346 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5347 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5348 (df_ref_extract): New structure.
5349 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
5350 (df_ref_create): Add width and offset parameters.
5352 2008-03-05 Richard Guenther <rguenther@suse.de>
5354 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5355 Use ranges_overlap_p.
5356 (offset_overlaps_with_access): Rename
5357 to ranges_overlap_p and move ...
5358 * tree-flow-inline.h (ranges_overlap_p): ... here.
5360 * tree.h (get_inner_reference, handled_component_p): Update
5363 * tree.h (record_component_aliases, get_alias_set,
5364 alias_sets_conflict_p, alias_sets_must_conflict_p,
5365 objects_must_conflict_p): Move declarations ...
5366 * alias.h (record_component_aliases, get_alias_set,
5367 alias_sets_conflict_p, alias_sets_must_conflict_p,
5368 objects_must_conflict_p): ... here.
5369 Include coretypes.h.
5370 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
5372 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
5374 * cfg.c: Include tree-flow.h.
5375 (remove_edge_raw): Call redirect_edge_var_map_clear.
5376 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
5377 * tree-flow-inline.h (redirect_edge_var_map_def): New.
5378 (redirect_edge_var_map_result): New.
5379 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
5380 PENDING_STMT use with redirect_edge_var_map_*.
5381 * tree-ssa.c (edge_var_maps): New definition.
5382 (redirect_edge_var_map_add): New.
5383 (redirect_edge_var_map_clear): New.
5384 (redirect_edge_var_map_dup): New.
5385 (redirect_edge_var_map_vector): New.
5386 (redirect_edge_var_map_destroy): New.
5387 (ssa_redirect_edge): Replace PENDING_STMT use with
5388 redirect_edge_var_map_*.
5389 (flush_pending_stmts): Same.
5390 (delete_tree_ssa): Destroy edge var map.
5391 * tree-flow.h (struct _edge_var_map): New.
5392 Define edge_var_map vector type.
5393 Declare redirect_edge_var_map_* prototypes.
5394 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
5395 * tree-cfg.c (reinstall_phi_args): Replace
5396 PENDING_STMT use with redirect_edge_var_map_*.
5398 2008-03-05 Richard Guenther <rguenther@suse.de>
5400 PR tree-optimization/35472
5401 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
5402 whose single use_stmt has a overlapping set of loaded and
5403 stored symbols as that use_stmt might be a noop assignment then.
5405 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
5407 * gthr-rtems.h: Implement __gthread_mutex_destroy.
5409 2008-03-05 Richard Guenther <rguenther@suse.de>
5412 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
5413 should be constants.
5414 * tree-cfg.c (verify_expr): Verify it.
5415 * fold-const.c (fold_truthop): Remove code generating
5416 BIT_FIELD_REFs of structure bases.
5417 (fold_binary): Likewise.
5418 (fold_ternary): Position and size of BIT_FIELD_REFs are
5419 always host integers.
5420 (make_bit_field_ref): Remove.
5421 (optimize_bit_field_compare): Remove.
5422 (all_ones_mask_p): Remove.
5424 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
5427 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
5428 (split_block_and_df_analyze): New. Split basic block and rebuild
5430 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
5432 (split_pattern_seq): Likewise.
5433 (erase_matching_seqs): Likewise.
5434 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
5436 2008-03-04 Geoff Keating <geoffk@apple.com>
5438 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
5439 declaration and code.
5440 (tree_invalid_nonnegative_warnv_p): Likewise.
5442 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5444 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
5445 examples. Truncate option-names then causing overfull hbox.
5447 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5450 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
5452 * configure: Rebuilt.
5454 2008-03-04 Rafael Espindola <espindola@google.com>
5456 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
5457 (tree_unary_nonnegative_warnv_p): New.
5458 (tree_binary_nonnegative_warnv_p): New.
5459 (tree_single_nonnegative_warnv_p): New.
5460 (tree_invalid_nonnegative_warnv_p): New.
5461 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
5463 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5466 * opts.c (handle_option): Postpone 'unknown option' errors only for
5469 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
5472 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
5475 2008-03-04 Rafael Espindola <espindola@google.com>
5477 * fold-const.c (tree_unary_nonzero_warnv_p): New.
5478 (tree_binary_nonzero_warnv_p): New.
5479 (tree_single_nonzero_warnv_p): New.
5480 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
5482 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
5485 * fold-const.c (fold_cond_expr_with_comparison): Prevent
5486 transformations for modes that have signed zeros.
5487 * ifcvt.c (noce_try_abs): Ditto.
5489 2008-03-04 Joseph Myers <joseph@codesourcery.com>
5491 * config/i386/i386.c (override_options): Force
5492 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
5494 2008-03-04 Jan Hubicka <jh@suse.cz>
5497 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
5500 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5502 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
5503 label to probe the stack.
5505 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5507 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
5508 (__gthr_win32_mutex_destroy): Declare.
5509 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
5510 __gthr_win32_mutex_destroy.
5511 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
5513 2008-03-03 Jan Hubicka <jh@suse.cz>
5516 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
5517 aggressive on inlining cold calls.
5519 2008-03-03 Richard Guenther <rguenther@suse.de>
5521 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
5522 struct copies into the expression table.
5523 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
5524 (try_to_simplify): Likewise.
5525 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
5526 integral and pointer arguments which do not change the
5527 precision to NOP_EXPRs.
5528 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
5529 VIEW_CONVERT_EXPR case.
5531 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
5533 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
5534 defined in a loop at depth 0 is invariant.
5535 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5536 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
5537 be called at loop depth 0.
5539 2008-03-02 Jakub Jelinek <jakub@redhat.com>
5542 * gcc.c (process_command): Update copyright notice dates.
5543 * gcov.c (print_version): Likewise.
5544 * gcov-dump.c (print_version): Likewise.
5545 * mips-tfile.c (main): Likewise.
5546 * mips-tdump.c (main): Likewise.
5548 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5551 * c-common.c (flag_permissive): Delete.
5552 (constant_expression_warnings): Check flags first.
5553 (constant_expression_error): New.
5554 * c-common.h (flag_permissive): Delete.
5555 (constant_expression_error): Declare.
5556 * flags.h (flag_permissive): Declare. Update description.
5557 * diagnostic.c (pedwarn): Update.
5559 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
5560 (permissive_error_kind): New.
5561 * toplev.c (flag_permissive): Define. Update description.
5562 * toplev.h (permissive_error_kind): Declare.
5563 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
5564 (pedwarn_c90): Use pedantic_warning_kind.
5565 * c-opts.c (c_common_post_options): flag_permissive does not affect
5566 flag_pedantic_errors.
5568 2008-03-02 Joseph Myers <joseph@codesourcery.com>
5570 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
5571 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
5572 __absvsi2, __absvDI2): Use unsigned arithmetic.
5574 2008-03-02 Andi Kleen <ak@suse.de>
5575 Richard Guenther <rguenther@suse.de>
5577 * struct-equiv.c: Remove file.
5578 * cfg_cleanup.c (condjump_equiv_p): Remove.
5579 * Makefile.in (OBJS-common): Remove struct-equiv.o.
5580 (struct-equiv.o): Remove rule.
5581 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
5582 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
5583 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
5585 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5587 * ifcvt.c (noce_process_if_block): Try to handle only the then
5588 block if the else block exists but isn't suitable.
5590 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5593 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
5594 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
5595 regression from previous patch.
5597 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5600 * gthr.h: Add __gthread_mutex_destroy as a function that must be
5602 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
5603 * gthr-single.h (__gthread_mutex_destroy): Likewise.
5604 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
5605 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
5606 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
5607 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
5608 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
5609 (__gthread_mutex_destroy_function): Rename to
5610 __gthread_mutex_destroy.
5611 * gthr-dce.h (__gthread_mutex_destroy): Call
5612 pthread_mutex_destroy.
5613 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
5614 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
5615 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
5617 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5619 * df-scan.c (df_ref_chain_change_bb): Simplify.
5620 (df_insn_change_bb): Add new_bb argument. Simplify. Call
5621 set_block_for_insn if there's any change.
5622 * df.h ((df_insn_change_bb): Fix prototype.
5623 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
5624 df_insn_change_bb, don't call set_block_for_insn.
5625 * emit-rtl.c (reorder_insns): Likewise.
5626 * haifa-sched.c (move_insn): Likewise.
5628 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5630 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
5632 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5634 * tree-flow-inline.h (next_readonly_imm_use): Return
5635 NULL_USE_OPERAND_P after the end.
5637 2008-03-01 Richard Guenther <rguenther@suse.de>
5639 PR tree-optimization/35411
5640 * tree-sra.c (sra_build_assignment): Split conversion to
5641 final type to a separate statement if we are not assigning
5644 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5646 * fold-const.c (fold_convertible_p): Correct the logic to follow
5647 that in fold_convert().
5649 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
5652 * tree-inline.c (build_duplicate_type): When we make a
5653 duplicate type, make it unique in the canonical types system.
5655 2008-02-29 Tom Tromey <tromey@redhat.com>
5657 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
5658 input_file_stack_history, input_file_stack_restored): Remove.
5659 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5660 * input.h (struct file_stack): Remove.
5661 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5662 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
5664 * diagnostic.h (struct diagnostic_context) <last_module>: Change
5666 (diagnostic_last_module_changed): Add 'map' argument.
5667 (diagnostic_set_last_function): Likewise.
5668 * diagnostic.c (undiagnostic_report_current_module): Iterate using
5669 line map, not input_file_stack.
5670 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
5672 2008-02-29 Paul Brook <paul@codesourcery.com>
5674 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
5676 2008-02-29 Paul Brook <paul@codesourcery.com>
5678 * config/arm/ieee754-df.S (muldf3): Use RET macros.
5680 2008-02-29 Richard Guenther <rguenther@suse.de>
5682 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
5684 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
5685 value for comparing for a store match.
5686 (simplify_unary_expression): Do nothing for SSA_NAMEs.
5687 (try_to_simplify): Do not do a full-blown reference lookup.
5689 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5691 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
5692 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5694 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
5696 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
5698 * tree-loop-linear.c (try_interchange_loops): Compare memory access
5699 strides against cache sizes.
5701 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5703 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
5706 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
5708 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
5709 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
5710 is smaller than the original promoted value.
5711 (simplify_subreg): If OP is a SUBREG, try to preserve its
5712 SUBREG_PROMOTED_VAR_P information.
5714 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
5716 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
5717 (VN_INFO_GET): Allocate new objects on the obstack.
5718 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
5719 for rpo_numbers_temp, for consistency.
5720 (free_scc_vn): Free the obstack.
5722 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
5724 * doc/invoke.texi: Document -ftree-loop-distribution.
5725 * tree-loop-distribution.c: New.
5726 * tree-pass.h (pass_loop_distribution): New.
5727 * graphds.h (struct graph): Add htab_t indices.
5728 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5729 * tree-vectorizer.c (rename_variables_in_loop): Extern.
5730 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
5731 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5732 * tree-data-ref.c (debug_data_dependence_relations): New.
5733 (dump_data_dependence_relation): Also print data references.
5734 (free_data_ref): Extern.
5735 (same_access_functions): Moved...
5736 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5737 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5738 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5739 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
5740 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
5741 (stmts_from_loop): Skip LABEL_EXPR.
5742 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
5744 (build_rdg): Initialize rdg->indices htab.
5745 (free_rdg, stores_from_loop, ref_base_address,
5746 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5747 have_similar_memory_accesses_1, ref_base_address_1,
5748 remove_similar_memory_refs): New.
5749 * tree-data-ref.h: Depend on tree-chrec.h.
5750 (debug_data_dependence_relations, free_data_ref): Declared.
5751 (same_access_functions): ... here.
5752 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
5754 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
5755 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
5756 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
5757 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5758 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5759 rdg_vertex_for_stmt): Declared.
5760 (struct rdg_edge): Add level.
5762 (free_rdg, stores_from_loop, remove_similar_memory_refs,
5763 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
5765 (rdg_has_similar_memory_accesses): New.
5766 * tree-vect-analyze.c: Remove unused static decls.
5767 * lambda.h (dependence_level): New.
5768 * common.opt (ftree-loop-distribution): New.
5769 * tree-flow.h (mark_virtual_ops_in_bb,
5770 slpeel_tree_duplicate_loop_to_edge_cfg,
5771 rename_variables_in_loop): Declared.
5772 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
5773 (OBJS-common): Add tree-loop-distribution.o.
5774 (tree-loop-distribution.o): New rule.
5775 * tree-cfg.c (mark_virtual_ops_in_bb): New.
5776 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5777 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
5779 2008-02-28 Joseph Myers <joseph@codesourcery.com>
5782 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
5783 other than structures and unions.
5785 2008-02-28 Richard Guenther <rguenther@suse.de>
5788 2008-02-26 Richard Guenther <rguenther@suse.de>
5790 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5791 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5792 (lookup_decl_from_uid): Declare.
5793 (remove_decl_from_map): Likewise.
5794 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5795 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5796 (decl_for_uid_map): New global hashtable mapping DECL_UID
5798 (init_ttree): Allocate it.
5799 (insert_decl_to_uid_decl_map): New helper function.
5800 (make_node_stat): Insert new decls into the map.
5801 (copy_node_stat): Likewise.
5802 (lookup_decl_from_uid): New function.
5803 (remove_decl_from_map): Likewise.
5804 (print_decl_for_uid_map_statistics): New helper.
5805 (dump_tree_statistics): Call it.
5807 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5808 (referenced_var_iterator): Adjust.
5809 (FOR_EACH_REFERENCED_VAR): Adjust.
5810 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5811 (num_referenced_vars): Adjust.
5812 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5813 (first_referenced_var): Remove.
5814 (end_referenced_vars_p): Likewise.
5815 (next_referenced_var): Likewise.
5816 (referenced_var_iterator_set): New helper function.
5817 * tree-dfa.c (referenced_var_lookup): Adjust.
5818 (referenced_var_check_and_insert): Likewise.
5819 (remove_referenced_var): Likewise.
5820 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5821 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5822 (verify_call_clobbering): Likewise.
5823 (verify_memory_partitions): Likewise.
5824 (init_tree_ssa): Allocate bitmap instead of hashtable for
5826 (delete_tree_ssa): Adjust.
5827 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5828 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5829 (compute_tag_properties): Likewise.
5830 (set_initial_properties): Likewise.
5831 (find_partition_for): Likewise.
5832 (update_reference_counts): Likewise.
5833 (dump_may_aliases_for): Likewise.
5834 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5835 (add_call_clobber_ops): Likewise.
5836 (add_call_read_ops): Likewise.
5837 (get_asm_expr_operands): Likewise.
5838 * tree-into-ssa.c (dump_decl_set): Likewise.
5839 (update_ssa): Likewise.
5840 * tree-sra.c (scan_function): Likewise.
5841 (decide_instantiations): Likewise.
5842 (scalarize_parms): Likewise.
5843 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5844 (dsa_named_for): Likewise.
5845 * tree-ssa-structalias.c (update_alias_info): Likewise.
5846 (merge_smts_into): Likewise.
5848 2008-02-27 David Daney <ddaney@avtrex.com>
5851 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
5852 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
5853 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
5854 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
5855 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
5857 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
5860 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
5861 (BUILT_IN_NEXTTOWARD): Remove.
5862 (BUILT_IN_NEXTTOWARDF): Ditto.
5863 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
5864 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
5866 2008-02-27 Tom Tromey <tromey@redhat.com>
5868 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
5869 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
5871 2008-02-27 Jan Beulich <jbeulich@novell.com>
5873 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
5874 update the respective field on newdecl.
5876 2008-02-27 Revital Eres <eres@il.ibm.com>
5878 PR rtl-optimization/34999
5879 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
5880 crossing edges that ends with a call insn.
5881 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
5882 call insn and clear the EDGE_CROSSING flag of the crossing edge
5883 when fixing fallthru edges.
5885 2008-02-27 Richard Guenther <rguenther@suse.de>
5888 * fold-const.c (fold_unary): Return the correct argument,
5889 converted to the result type.
5891 2008-02-27 Richard Guenther <rguenther@suse.de>
5894 * expr.c (expand_expr_real_1): Assert on rotates that operate
5896 * fold-const.c (fold_binary): Use the types precision, not the
5897 bitsize of the mode if folding rotate expressions. Build rotates
5898 only for full modes.
5900 2008-02-27 Jakub Jelinek <jakub@redhat.com>
5902 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
5904 * c-pragma.c (pragma_ns_name): New typedef.
5905 (registered_pp_pragmas): New variable.
5906 (c_pp_lookup_pragma): New function.
5907 (c_register_pragma_1): If flag_preprocess_only, do nothing
5908 for non-expanded pragmas, for expanded ones push pragma's
5909 namespace and name into registered_pp_pragmas vector.
5910 (c_invoke_pragma_handler): Register OpenMP pragmas even when
5911 flag_preprocess_only, don't register GCC pch_preprocess
5912 pragma if flag_preprocess_only.
5913 * c-opts.c (c_common_init): Call init_pragma even if
5914 flag_preprocess_only.
5915 * c-pragma.c (c_pp_lookup_pragma): New prototype.
5916 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
5917 cpp_register_pragma if flag_preprocess_only.
5919 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5922 * c-parser.c (c_parser_translation_unit): Warn for empty
5923 translation unit, not empty source file.
5925 2008-02-26 Paul Brook <paul@codesourcery.com>
5927 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
5928 operand for Thumb-2.
5929 * config/arm/arm.h (reg_class): Add CORE_REGS.
5930 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
5931 (BASE_REG_CLASS): Use CORE_REGS.
5932 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
5933 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
5934 (REGNO_OK_FOR_INDEX_P): Exclude SP.
5935 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
5936 ARM_REGNO_OK_FOR_INDEX_P.
5937 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
5938 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
5939 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
5940 (ldm/stm peepholes): Ditto.
5941 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
5942 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
5943 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
5944 * config/arm/constraints.md: Enable "k" constraint on ARM.
5946 2008-02-27 Ben Elliston <bje@au.ibm.com>
5948 * config/rs6000/rs6000.c: Annotate cache line size field in all
5949 instances of struct processor_costs.
5951 2008-02-26 David Edelsohn <edelsohn@gnu.org>
5953 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
5954 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
5955 jump_bypass): New counters.
5956 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
5957 * dce.c (gate_ud_dce): Same.
5958 (gate_fast_dce): Same.
5959 * dse.c (gate_dse1): New function.
5960 (gate_dse2): New function.
5961 (gate_dse): Merge results of new gate functions.
5962 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
5963 (gate_handle_jump_bypass): Add dbg_cnt.
5964 (gate_handle_gcse): Add dbg_cnt.
5965 * ifcvt.c (gate_handle_if_conversion): Same.
5966 (gate_handle_if_after_combine): Same.
5967 (gate_handle_if_after_reload): Same.
5968 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
5970 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
5972 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
5974 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
5976 2008-02-26 Jason Merrill <jason@redhat.com>
5979 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
5980 alone if it's the naming decl for the type's main variant.
5982 2008-02-26 Tom Tromey <tromey@redhat.com>
5984 * system.h (USE_MAPPED_LOCATION): Poison.
5985 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
5986 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
5987 (make_goto_expr_edges): Likewise.
5988 (remove_bb): Likewise.
5989 (execute_warn_function_return): Likewise.
5990 * basic-block.h (struct edge_def) <goto_locus>: Change type to
5992 * c-common.c (fname_decl): Remove old location code.
5993 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
5995 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
5997 (ASM_INPUT_SOURCE_LOCATION): Likewise.
5998 (gen_rtx_ASM_INPUT): Likewise.
5999 (gen_rtx_ASM_INPUT_loc): Likewise.
6000 (get_rtx_asm_OPERANDS): Remove.
6001 * cfglayout.c (insn_locators_alloc): Remove old location code.
6002 (set_curr_insn_source_location): Likewise.
6003 (curr_insn_locator): Likewise.
6004 * print-tree.c (print_node): Remove old location code.
6005 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6006 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6007 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6008 location_from_locus.
6009 (construct_exit_block): Remove old location code.
6010 * emit-rtl.c (force_next_line_note): Remove old location code.
6011 * profile.c (branch_prob): Remove old location code.
6012 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6013 LOC_LINE): Remove old-location variants.
6014 * langhooks.c (lhd_print_error_function): Remove old location
6016 * configure, config.in: Rebuilt.
6017 * configure.ac (--enable-mapped-location): Remove.
6018 * c-decl.c (c_init_decl_processing): Remove old location code.
6019 (finish_function): Likewise.
6020 * recog.c (decode_asm_operands): Remove old location code.
6021 * c-pch.c (c_common_read_pch): Remove old location code.
6022 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6024 * gimple-low.c (lower_function_body): Remove old location code.
6025 * toplev.c (unknown_location): Remove.
6026 (push_srcloc): Remove old-location variant.
6027 (process_options): Remove old location code.
6028 (lang_dependent_init): Likewise.
6029 * input.h (UNKNOWN_LOCATION): Move definition.
6030 (location_t): Undeprecate.
6031 (source_locus): Remove.
6032 (location_from_locus): Remove.
6033 (struct location_s): Remove.
6034 Remove all old-location code.
6035 (input_line, input_filename): Remove.
6036 * final.c (final_scan_insn): Remove old location code.
6037 * diagnostic.c (diagnostic_build_prefix): Remove
6038 USE_MAPPED_LOCATION test.
6039 * tree.h (gimple_stmt) <locus>: Now a location_t.
6040 (tree_exp) <locus>: Likewise.
6041 (DECL_IS_BUILTIN): Remove old-location variant.
6042 (annotate_with_file_line, annotate_with_locus): Likewise.
6043 (expr_locus, set_expr_locus): Update.
6044 * tree.c (build1_stat): Remove old location code.
6045 (last_annotated_node): Remove.
6046 (annotate_with_file_line): Remove old-location variant.
6047 (annotate_with_locus): Likewise.
6048 (expr_location): Remove old location code.
6049 (set_expr_location): Likewise.
6050 (expr_has_location): Likewise.
6051 (expr_locus): Likewise.
6052 (set_expr_locus): Likewise.
6053 (expr_filename): Don't use location_from_locus.
6054 (expr_lineno): Likewise.
6055 * rtl-error.c (location_for_asm): Remove old location code.
6056 * c-lex.c (cb_line_change): Remove old location code.
6057 (fe_file_change): Likewise.
6058 (cb_def_pragma): Likewise.
6059 (c_lex_with_flags): Likewise.
6060 * gengtype.c (do_typedef): Don't special-case location types.
6061 (define_location_structures): Remove.
6062 (main): Don't call define_location_structures.
6063 * tree-pretty-print.c (dump_implicit_edges): Remove old location
6066 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6069 * builtins.def (BUILT_IN_STDARG_START): Remove.
6070 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
6071 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6072 * tree-inline.c (inline_forbidden_p_1): Likewise.
6074 2008-02-26 Richard Guenther <rguenther@suse.de>
6076 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6077 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6078 (lookup_decl_from_uid): Declare.
6079 (remove_decl_from_map): Likewise.
6080 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6081 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6082 (decl_for_uid_map): New global hashtable mapping DECL_UID
6084 (init_ttree): Allocate it.
6085 (insert_decl_to_uid_decl_map): New helper function.
6086 (make_node_stat): Insert new decls into the map.
6087 (copy_node_stat): Likewise.
6088 (lookup_decl_from_uid): New function.
6089 (remove_decl_from_map): Likewise.
6090 (print_decl_for_uid_map_statistics): New helper.
6091 (dump_tree_statistics): Call it.
6093 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6094 (referenced_var_iterator): Adjust.
6095 (FOR_EACH_REFERENCED_VAR): Adjust.
6096 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6097 (num_referenced_vars): Adjust.
6098 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6099 (first_referenced_var): Remove.
6100 (end_referenced_vars_p): Likewise.
6101 (next_referenced_var): Likewise.
6102 (referenced_var_iterator_set): New helper function.
6103 * tree-dfa.c (referenced_var_lookup): Adjust.
6104 (referenced_var_check_and_insert): Likewise.
6105 (remove_referenced_var): Likewise.
6106 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6107 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6108 (verify_call_clobbering): Likewise.
6109 (verify_memory_partitions): Likewise.
6110 (init_tree_ssa): Allocate bitmap instead of hashtable for
6112 (delete_tree_ssa): Adjust.
6113 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6114 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6115 (compute_tag_properties): Likewise.
6116 (set_initial_properties): Likewise.
6117 (find_partition_for): Likewise.
6118 (update_reference_counts): Likewise.
6119 (dump_may_aliases_for): Likewise.
6120 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6121 (add_call_clobber_ops): Likewise.
6122 (add_call_read_ops): Likewise.
6123 (get_asm_expr_operands): Likewise.
6124 * tree-into-ssa.c (dump_decl_set): Likewise.
6125 (update_ssa): Likewise.
6126 * tree-sra.c (scan_function): Likewise.
6127 (decide_instantiations): Likewise.
6128 (scalarize_parms): Likewise.
6129 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6130 (dsa_named_for): Likewise.
6131 * tree-ssa-structalias.c (update_alias_info): Likewise.
6132 (merge_smts_into): Likewise.
6134 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6137 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
6138 * c-opts.c (c_common_handle_option): Wall enables
6139 Wvolatile-register-var.
6140 * common.opt: Move Wvolatile-register-var to...
6143 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6145 * common.opt (Wlarger-than=): New.
6146 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
6148 * opts.c (common_handle_option): Handle -Wlarger-than=.
6149 * optc-gen.awk: Likewise.
6150 * opth-gen.awk: Likewise.
6151 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
6152 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6154 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6156 * c-common.c (match_case_to_enum_1): Add appropriate
6157 OPT_W* parameter to warning.
6158 (c_do_switch_warnings): Likewise.
6159 * c-typeck.c (warning_init): Add one more parameter following
6161 (push_init_level): Update call to warning_init.
6162 (pop_init_level): Likewise.
6163 (add_pending_init): Likewise.
6164 (output_init_element: Likewise.
6166 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6169 * toplev.c (toplev_main): If there are warnings or error, print
6170 errors for ignored options.
6171 * opts.c (ignored_options): New static variable.
6172 (postpone_unknown_option_error): New.
6173 (print_ignored_options): New.
6174 (handle_option): Postpone errors for unknown -Wno-* options.
6175 * opts.h (print_ignored_options): Declare.
6177 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
6179 * config/mips/mips.md (loadgp_blockage, blockage): Change type
6182 2008-02-25 Richard Guenther <rguenther@suse.de>
6185 2008-02-25 Richard Guenther <rguenther@suse.de>
6187 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6188 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6189 (lookup_decl_from_uid): Declare.
6190 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6191 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6192 (decl_for_uid_map): New global hashtable mapping DECL_UID
6194 (init_ttree): Allocate it.
6195 (insert_decl_to_uid_decl_map): New helper function.
6196 (make_node_stat): Insert new decls into the map.
6197 (copy_node_stat): Likewise.
6198 (lookup_decl_from_uid): New function.
6199 (print_decl_for_uid_map_statistics): New helper.
6200 (dump_tree_statistics): Call it.
6202 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6203 (referenced_var_iterator): Adjust.
6204 (FOR_EACH_REFERENCED_VAR): Adjust.
6205 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6206 (num_referenced_vars): Adjust.
6207 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6208 (first_referenced_var): Remove.
6209 (end_referenced_vars_p): Likewise.
6210 (next_referenced_var): Likewise.
6211 (referenced_var_iterator_set): New helper function.
6212 * tree-dfa.c (referenced_var_lookup): Adjust.
6213 (referenced_var_check_and_insert): Likewise.
6214 (remove_referenced_var): Likewise.
6215 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6216 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6217 (verify_call_clobbering): Likewise.
6218 (verify_memory_partitions): Likewise.
6219 (init_tree_ssa): Allocate bitmap instead of hashtable for
6221 (delete_tree_ssa): Adjust.
6222 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6223 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6224 (compute_tag_properties): Likewise.
6225 (set_initial_properties): Likewise.
6226 (find_partition_for): Likewise.
6227 (update_reference_counts): Likewise.
6228 (dump_may_aliases_for): Likewise.
6229 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6230 (add_call_clobber_ops): Likewise.
6231 (add_call_read_ops): Likewise.
6232 (get_asm_expr_operands): Likewise.
6233 * tree-into-ssa.c (dump_decl_set): Likewise.
6234 (update_ssa): Likewise.
6235 * tree-sra.c (scan_function): Likewise.
6236 (decide_instantiations): Likewise.
6237 (scalarize_parms): Likewise.
6238 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6239 (dsa_named_for): Likewise.
6240 * tree-ssa-structalias.c (update_alias_info): Likewise.
6241 (merge_smts_into): Likewise.
6243 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6246 * doc/invoke.texi (-fcx-limited-range): Document new option.
6247 * toplev.c (process_options): Handle -fcx-fortran-rules.
6248 * common.opt: Add documentation for -fcx-fortran-rules.
6250 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6253 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
6254 actual behaviour and C99.
6256 2008-02-26 Ben Elliston <bje@au.ibm.com>
6258 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
6259 (ASM_CPU_POWER6_SPEC): Likewise.
6260 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
6261 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
6262 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
6264 2008-02-25 Richard Guenther <rguenther@suse.de>
6266 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6267 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6268 (lookup_decl_from_uid): Declare.
6269 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6270 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6271 (decl_for_uid_map): New global hashtable mapping DECL_UID
6273 (init_ttree): Allocate it.
6274 (insert_decl_to_uid_decl_map): New helper function.
6275 (make_node_stat): Insert new decls into the map.
6276 (copy_node_stat): Likewise.
6277 (lookup_decl_from_uid): New function.
6278 (print_decl_for_uid_map_statistics): New helper.
6279 (dump_tree_statistics): Call it.
6281 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6282 (referenced_var_iterator): Adjust.
6283 (FOR_EACH_REFERENCED_VAR): Adjust.
6284 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6285 (num_referenced_vars): Adjust.
6286 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6287 (first_referenced_var): Remove.
6288 (end_referenced_vars_p): Likewise.
6289 (next_referenced_var): Likewise.
6290 (referenced_var_iterator_set): New helper function.
6291 * tree-dfa.c (referenced_var_lookup): Adjust.
6292 (referenced_var_check_and_insert): Likewise.
6293 (remove_referenced_var): Likewise.
6294 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6295 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6296 (verify_call_clobbering): Likewise.
6297 (verify_memory_partitions): Likewise.
6298 (init_tree_ssa): Allocate bitmap instead of hashtable for
6300 (delete_tree_ssa): Adjust.
6301 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6302 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6303 (compute_tag_properties): Likewise.
6304 (set_initial_properties): Likewise.
6305 (find_partition_for): Likewise.
6306 (update_reference_counts): Likewise.
6307 (dump_may_aliases_for): Likewise.
6308 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6309 (add_call_clobber_ops): Likewise.
6310 (add_call_read_ops): Likewise.
6311 (get_asm_expr_operands): Likewise.
6312 * tree-into-ssa.c (dump_decl_set): Likewise.
6313 (update_ssa): Likewise.
6314 * tree-sra.c (scan_function): Likewise.
6315 (decide_instantiations): Likewise.
6316 (scalarize_parms): Likewise.
6317 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6318 (dsa_named_for): Likewise.
6319 * tree-ssa-structalias.c (update_alias_info): Likewise.
6320 (merge_smts_into): Likewise.
6322 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
6325 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
6326 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
6327 * alias.h (nonoverlapping_memrefs_p): Likewise.
6329 2008-02-25 Jan Beulich <jbeulich@novell.com>
6331 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
6332 * config/i386/netware-libgcc.exp: Add __bswap?i2,
6333 __emultls_get_address, __emultls_register_common,
6334 __floatundi?f, and _Unwind_GetIPInfo.
6335 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
6336 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
6337 (gen_regparm_prefix): Likewise.
6338 (i386_nlm_encode_section_info): Sync with
6339 config/i386/winnt.c:i386_pe_encode_section_info().
6340 (i386_nlm_maybe_mangle_decl_assembler_name): New.
6341 i386_nlm_mangle_decl_assembler_name): New.
6342 (netware_override_options): New.
6343 * config/i386/netware.h (netware_override_options): Declare.
6344 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
6345 (i386_nlm_mangle_decl_assembler_name): Declare.
6346 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
6348 2008-02-25 Ben Elliston <bje@au.ibm.com>
6351 * c-decl.c (grokdeclarator): Remove unused local variables
6352 `typedef_type' and `type_as_written'.
6354 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6355 unused local variable `has_hot_blocks'.
6356 (fix_crossing_conditional_branches): Remove unused local variable
6359 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
6362 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
6363 using DEF_C99_BUILTIN.
6364 (BUILT_IN_NANF): Ditto.
6365 (BUILT_IN_NANL): Ditto.
6367 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
6368 Revital Eres <eres@il.ibm.com>
6370 * modulo-sched.c (calculate_must_precede_follow): Address TODO
6371 regarding the order of two dependent insns in the same row.
6373 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
6375 * stor-layout.c (layout_decl): Do not bump the alignment of a
6376 bit-field to more than byte alignment if it is packed.
6378 2008-02-24 David Edelsohn <edelsohn@gnu.org>
6380 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
6383 2008-02-24 Diego Novillo <dnovillo@google.com>
6385 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
6388 * tree-vrp.c (vrp_evaluate_conditional): With
6389 -Wtype-limits, emit a warning when comparing against a
6390 constant outside the natural range of OP0's type.
6391 * c.opt (Wtype-limits): Move ...
6392 * common.opt (Wtype-limits): ... here.
6394 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
6396 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
6397 * config/rs6000/e300c2c3.md: New file.
6398 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6400 (rs6000_override_options): Add e300c2 and e300c3 cases to
6401 processor_target_table. Do not allow usage of Altivec or Spe
6402 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
6403 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
6404 * config/rs6000/rs6000.h (processor_type): Add
6405 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
6406 (ASM_CPU_SPEC): Add e300c2 and e300c3.
6407 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
6408 and ppce300c3. Include e300c2c3.md.
6410 2008-02-23 David Edelsohn <edelsohn@gnu.org>
6412 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
6413 instead of TARGET_STRICT_ALIGN.
6415 2008-02-23 Joseph Myers <joseph@codesourcery.com>
6417 * explow.c (memory_address): Assert that the generated address is
6420 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6423 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
6424 * config/darwin-ppc-ldouble-patch.def: New file.
6425 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
6426 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
6427 SUBTARGET_INIT_BUILTINS if defined.
6428 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
6431 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6434 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
6435 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
6437 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6440 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
6441 file" warning condtional on -Winvalid-PCH.
6443 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6445 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
6447 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
6451 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
6452 prevent reload from using MMX registers.
6453 (*mov<mode>_internal): Ditto.
6454 (*movv2sf_internal_rex64): Ditto.
6455 (*movv2sf_internal): Ditto.
6457 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6459 PR documentation/31569
6460 * doc/install.texi2html: Use makeinfo --no-number-sections.
6462 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6464 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
6465 ensure that we can address an entire entity > 8 bytes. Don't
6466 generate reg+reg addressing for such data.
6468 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6470 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
6471 strings when optimizing for size, unless the target cares about
6474 2008-02-22 Tom Tromey <tromey@redhat.com>
6476 * regclass.c (current_pass): Remove declaration.
6478 2008-02-22 Anatoly Sokolov <aesok@post.ru>
6480 * config/avr/libgcc.S (__RAMPZ__): Define.
6481 (__do_copy_data): Add for devices with 128KB code memory.
6483 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6485 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6487 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
6489 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
6491 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
6494 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6497 * c-typeck.c (build_binary_op): Warn about floating point
6498 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
6500 2008-02-21 Janis Johnson <janis187@us.ibm.com>
6503 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
6504 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
6506 (rs6000_override_options): Set altivec_abi as default, not override,
6507 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
6508 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
6509 is used; use new member spe_abi.
6510 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
6511 spe_abi and altivec_abi.
6513 2008-02-22 Tomas Bily <tbily@suse.cz>
6515 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
6517 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6520 * config.build (build_file_translate): Set to `CMD //c' only if
6522 * Makefile.in (build_file_translate): Improve comment.
6524 2008-02-21 Jan Hubicka <jh@suse.cz>
6526 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
6527 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
6528 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
6530 2008-02-21 Michael Matz <matz@suse.de>
6533 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
6535 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
6537 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
6538 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
6540 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
6541 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
6542 SSE_VEC_FLOAT_MODE_P as insn constraint.
6543 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
6544 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
6545 sse4a_movntdf using MODEF mode iterator.
6546 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
6547 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
6548 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
6549 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
6550 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
6551 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
6552 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
6554 2008-02-21 Richard Guenther <rguenther@suse.de>
6556 * tree.def (PAREN_EXPR): New tree code.
6557 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
6559 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
6560 * expr.c (expand_expr_real_1): Likewise.
6561 * tree-inline.c (estimate_num_insns_1): Likewise.
6562 * tree-complex.c (expand_complex_move): Likewise.
6563 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
6566 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6569 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
6571 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6574 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
6576 * config/sh/sh.c (find_barrier): Don't go past
6577 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
6579 2008-02-20 DJ Delorie <dj@redhat.com>
6581 * config/h8300/h8300.md (insv): Force source operand to be a register.
6583 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
6584 as a jump, not as a plain insn.
6586 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
6588 * doc/invoke.texi (Warning Options): Add new option
6589 -Wframe-larger-than=.
6590 (-Wframe-larger-than): Document.
6592 * flags.h (warn_frame_larger_than, frame_larger_than_size):
6593 Add declarations for new option variables.
6595 * final.c (final_start_function): Check the frame size
6596 before emission and issue a Wframe-larger-than warning.
6598 * opts.c (warn_frame_larger_than, frame_larger_than_size):
6599 Add definitions for new option variables.
6600 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
6602 * common.opt (Wframe-larger-than=): New option.
6604 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6606 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
6607 (<sse>_div<mode>3): Ditto.
6608 (<sse>_vmdiv<mode>3): Ditto.
6609 (<sse>_vmsqrt<mode>2): Ditto.
6610 (*smax<mode>3): Ditto.
6611 (sse5_frcz<mode>2): Ditto.
6612 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
6615 2008-02-20 Richard Guenther <rguenther@suse.de>
6618 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
6619 be happy with INTEGRAL_TYPE_P.
6621 2008-02-20 Richard Guenther <rguenther@suse.de>
6623 * fold-const.c (split_tree): Associate floatig-point expressions
6624 if flag_associative_math is set.
6626 2008-02-20 Richard Guenther <rguenther@suse.de>
6628 * tree.h (fold_real_zero_addition_p): Declare.
6629 * fold-const.c (fold_real_zero_addition_p): Export.
6630 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
6631 floating-point operations with zero and one.
6633 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
6635 * doc/install.texi: Correct references to CFLAGS, replacing them
6636 with BOOT_CFLAGS. Document flags used during bootstrap for
6639 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6641 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
6642 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
6643 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
6645 (smin<mode>3): Ditto from similar patterns.
6646 (smax<mode>3): Ditto.
6647 (*ieee_smin<mode>3): Ditto.
6648 (*ieee_smax<mode>3): Ditto.
6649 * config/i386/sse.md (sse): New mode attribute.
6650 (mov<mode>): Macroize expander from movv4sf and movv2df using
6651 SSEMODEF2P mode iterator.
6652 (<sse>_movnt<mode>): Ditto from similar patterns. Use
6653 SSE_VEC_FLOAT_MODE_P as insn constraint.
6654 (storent<mode>): Ditto.
6655 (storent<mode>): Macroize expander from storentsf and storentdf using
6656 MODEF mode iterator.
6657 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
6658 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
6659 (abs<mode>2): Ditto from similar patterns.
6660 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
6661 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
6662 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
6663 (<sse>_vmsqrt<mode>2): Ditto.
6664 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
6665 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
6666 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
6667 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
6668 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
6669 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
6670 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
6672 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
6673 iterator and SSE_FLOAT_MODE_P as insn constraint.
6674 (<sse>_ucomi): Ditto from similar patterns.
6675 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
6676 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
6677 SSE_VEC_FLOAT_MODE_P as insn constraint.
6678 (vcond<mode>): Ditto from similar patterns.
6679 (and<mode>3, *and<mode>3): Ditto.
6680 (<sse>_nand<mode>3): Ditto.
6681 (ior<mode>3, *ior<mode>3): Ditto.
6682 (xor<mode>3, *xor<mode>3): Ditto.
6683 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
6684 iterator and SSE_FLOAT_MODE_P as insn constraint.
6685 (*nand<mode>3): Ditto from similar patterns.
6686 (*ior<mode>3): Ditto.
6687 (*xor<mode>3): Ditto.
6689 2008-02-20 Ira Rosen <irar@il.ibm.com>
6691 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
6692 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
6693 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
6695 2008-02-19 Jan Hubicka <jh@suse.cz>
6697 * predict.c (tree_bb_level_predictions): Remove variable next
6698 mistakely introduced by previous commit.
6700 2008-02-19 Jan Hubicka <jh@suse.cz>
6702 * predict.c (predict_paths_leading_to): Rewrite.
6703 (predict_paths_for_bb): New.
6704 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
6706 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6709 * Makefile.in (build_file_translate): New.
6710 (gcc-vers.texi): Use it for translating $(abs_srcdir).
6711 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
6712 * configure.ac (build_file_translate): Substitute it.
6713 * configure: Regenerate.
6715 2008-02-19 Jan Hubicka <jh@suse.cz>
6717 PR rtl-optimization/34408
6718 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
6721 2008-02-19 Jan Hubicka <jh@suse.cz>
6724 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
6727 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
6730 * config/i386/i386-modes.def: Revert the last DI alignment
6731 change until Ada people can look into it.
6733 2008-02-19 Nick Clifton <nickc@redhat.com>
6735 * opts.c (print_specific_help): Fix typo in --help text.
6737 2008-02-19 Jakub Jelinek <jakub@redhat.com>
6740 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
6741 32-bit inline asm without asm alternatives for host GCC < 3.0.
6743 2008-02-19 Richard Guenther <rguenther@suse.de>
6745 PR tree-optimization/34989
6746 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
6747 Allow propagation to INDIRECT_REF if we can simplify only.
6749 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6751 * c-common.c (warn_for_collisions_1): Use appropriate option when
6754 2008-02-19 Nick Clifton <nickc@redhat.com>
6757 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
6758 (handle_options): Fix indentation.
6759 (print_filtered_help): If no language-specific options were
6760 displayed tell the user how to list all the options supported by
6761 the language's front-end.
6762 (print_specific_help): Fix indentation and remove duplicate line.
6763 (common_handle_option): Handle the -v option.
6764 For --help enable the display of undocumented options if the -v
6765 switch has been included on the command line.
6766 For --help= check for overlaps in the arguments between the option
6767 classes and the language names and issue a warning when they
6768 cannot be disambiguated.
6769 * c.opt (v): Pass on to the common option handler.
6771 2008-02-19 Revital Eres <eres@il.ibm.com>
6773 * modulo-sched.c (sms_schedule): Change dump message when
6774 create_ddg function fails.
6775 (try_scheduling_node_in_cycle): Rename row to cycle.
6776 (print_partial_schedule): Rename CYCLE to ROW.
6778 2008-02-19 Christian Bruel <christian.bruel@st.com>
6779 Zdenek Dvorak <ook@ucw.cz>
6781 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
6783 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6786 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
6787 (*x86_movdicc_0_m1_se): Ditto.
6789 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6791 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
6792 (CMPtype): Define as __gcc_CMPtype.
6793 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
6794 (CMPtype): Define as __gcc_CMPtype.
6796 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
6798 Support valgrind 3.3 for --enable-checking=valgrind.
6799 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
6801 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
6802 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
6803 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
6804 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
6805 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
6806 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
6807 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
6809 * ggc-zone.c: Similar.
6810 * ggc-page.c: Similar.
6812 2008-02-19 Paul Brook <paul@codesourcery.com>
6815 * config/arm/ieee754-df.S: Fix do_it typo.
6816 * config/arm/ieee754-sf.S: Fix do_it typo.
6818 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6821 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
6822 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
6823 (OPTION_MASK_ISA_SSE_SET): Likewise.
6824 (OPTION_MASK_ISA_SSE2_SET): Likewise.
6825 (OPTION_MASK_ISA_SSE3_SET): Likewise.
6826 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
6827 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
6828 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
6829 (OPTION_MASK_ISA_SSE4_SET): Likewise.
6830 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
6831 (OPTION_MASK_ISA_SSE5_SET): Likewise.
6832 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
6833 (OPTION_MASK_ISA_MMX_UNSET): Updated.
6834 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
6835 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6836 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6837 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6838 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6839 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6840 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6841 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
6842 (OPTION_MASK_ISA_SSE4): Removed.
6843 (ix86_handle_option): Turn on bits in ix86_isa_flags and
6844 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
6845 (override_options): Don't turn on implied SSE/MMX bits in
6848 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6850 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6853 2008-02-18 Joey Ye <joey.ye@intel.com>
6856 * tree-nested.c (insert_field_into_struct): Set type alignment
6857 to field alignment if the former is less than the latter.
6859 2008-02-18 Jakub Jelinek <jakub@redhat.com>
6861 * BASE-VER: Set to 4.4.0.
6863 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6865 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
6866 * doc/cfg.texi: Likewise.
6867 * doc/extend.texi: Likewise.
6868 * doc/gty.texi: Likewise.
6869 * doc/invoke.texi: Likewise.
6870 * doc/loop.texi: Likewise.
6871 * doc/md.texi: Likewise.
6872 * doc/passes.texi: Likewise.
6873 * doc/rtl.texi: Likewise.
6874 * doc/sourcebuild.texi: Likewise.
6875 * doc/tm.texi: Likewise.
6876 * doc/tree-ssa.texi: Likewise.
6878 2008-02-17 Richard Guenther <rguenther@suse.de>
6881 * tree-complex.c (init_parameter_lattice_values): Handle parameters
6882 without default definition.
6884 2008-02-17 Richard Guenther <rguenther@suse.de>
6886 PR tree-optimization/35231
6887 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
6890 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
6893 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6894 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6895 libgcc_cmp_return mode.
6897 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6900 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
6902 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
6904 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
6907 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6909 * doc/c-tree.texi: Use `@.' where appropriate.
6910 * doc/extend.texi: Likewise.
6911 * doc/install.texi: Likewise.
6912 * doc/invoke.texi: Likewise.
6913 * doc/loop.texi: Likewise.
6914 * doc/makefile.texi: Likewise.
6915 * doc/md.texi: Likewise.
6916 * doc/passes.texi: Likewise.
6917 * doc/standards.texi: Likewise.
6918 * doc/tm.texi: Likewise.
6920 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6923 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
6925 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
6926 rather than in entry_bb.
6928 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6930 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6931 libgcc_cmp_return mode.
6933 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6936 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
6937 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
6939 2008-02-15 Richard Guenther <rguenther@suse.de>
6940 Zdenek Dvorak <ook@ucw.cz>
6942 PR tree-optimization/35164
6943 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
6944 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
6945 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
6946 Only propagate addresses which do not have abnormal SSA_NAMEs
6949 2008-02-15 Joseph Myers <joseph@codesourcery.com>
6952 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
6954 2008-02-15 Jan Hubicka <jh@suse.cz>
6957 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
6959 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6962 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
6963 when calculating alignment_pad.
6965 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6967 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
6968 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
6969 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
6970 and STACK_BOUNDARY define.
6972 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
6974 PR preprocessor/35061
6975 * c-pragma.c (handle_pragma_pop_macro): Check that
6976 pushed_macro_table has been allocated.
6978 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
6981 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
6982 (force_gimple_operand): Likewise.
6983 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
6984 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
6985 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
6986 (find_interesting_uses_address): Check addressability and alignment
6987 of the base expression only after substituting bases of IVs into it.
6989 2008-02-14 Michael Matz <matz@suse.de>
6992 * function.c (instantiate_virtual_regs_in_insn): Reload address
6993 before falling back to reloading the whole operand.
6995 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
6997 * config/s390/s390.c (s390_mainpool_start): Emit the pool
6998 before the first section switch note.
7000 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7002 * doc/bugreport.texi: Update copyright years.
7003 * doc/c-tree.texi: Likewise.
7004 * doc/cfg.texi: Likewise.
7005 * doc/cpp.texi: Likewise.
7006 * doc/cppinternals.texi: Likewise.
7007 * doc/fragments.texi: Likewise.
7008 * doc/frontends.texi: Likewise.
7009 * doc/gcc.texi: Likewise.
7010 * doc/gty.texi: Likewise.
7011 * doc/hostconfig.texi: Likewise.
7012 * doc/implement-c.texi: Likewise.
7013 * doc/libgcc.texi: Likewise.
7014 * doc/loop.texi: Likewise.
7015 * doc/makefile.texi: Likewise.
7016 * doc/options.texi: Likewise.
7017 * doc/passes.texi: Likewise.
7018 * doc/rtl.texi: Likewise.
7019 * doc/sourcebuild.texi: Likewise.
7020 * doc/standards.texi: Likewise.
7021 * doc/tree-ssa.texi: Likewise.
7022 * doc/trouble.texi: Likewise.
7024 * doc/extend.texi: Use @: or add comma where appropriate.
7025 * doc/invoke.texi: Likewise.
7026 * doc/tm.texi: Likewise.
7028 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7031 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7034 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7036 * doc/md.texi (clz, ctz): Add reference.
7037 * doc/rtl.texi (clz, ctz): Likewise.
7039 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7042 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7045 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7047 * config/s390/s390.c (struct constant_pool): New field
7048 emit_pool_after added.
7049 (s390_mainpool_start): Set the emit_pool_after flag according
7050 to the section switch notes.
7051 (s390_mainpool_finish): Consider emit_pool_after when emitting
7052 the literal pool at the end of the function.
7053 (s390_chunkify_start): Force literal pool splits at section
7056 2008-02-13 Michael Matz <matz@suse.de>
7059 * var-tracking.c (clobber_variable_part): Correctly traverse the
7062 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7065 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
7066 Add -fdump-ipa-inline.
7067 * tree-dump.c (dump_files): Remove tree-inlined dump.
7068 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
7070 2008-02-12 Richard Guenther <rguenther@suse.de>
7072 PR tree-optimization/35171
7073 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
7076 2008-02-12 Richard Guenther <rguenther@suse.de>
7079 * fold-const.c (fold_widened_comparison): Use get_unwidened in
7080 value-preserving mode. Disallow final truncation.
7082 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
7085 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
7086 code from here to...
7087 (force_gimple_operand): ...here.
7089 2008-02-12 Jakub Jelinek <jakub@redhat.com>
7092 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
7093 non-compatible pointers.
7094 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
7095 different FIELD_DECLs, try harder by comparing field offsets, sizes
7099 * function.c (match_asm_constraints_1): Don't replace the same input
7102 2008-02-12 Anatoly Sokolov <aesok@post.ru>
7104 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
7105 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
7106 (expand_epilogue): Restore RAMPZ register.
7107 * config/avr/avr.md (RAMPZ_ADDR): New constant.
7109 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
7111 * config/i386/cygwin.asm: (__alloca): Correct calling
7112 convention and alignment.
7113 (__chkstk): Force 8 byte stack alignment.
7115 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
7116 Richard Guenther <rguenther@suse.de>
7118 PR tree-optimization/33992
7119 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
7120 the zero we compare against.
7122 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
7125 * gthr-win32.h (__gthread_mutex_destroy_function): New function
7126 to CloseHandle after unlocking to prevent accumulation of handle
7129 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7132 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
7133 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
7134 and update LABEL_NUSES during and after reload.
7136 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
7139 * combine.c (simplify_if_then_else): Make sure the comparison is
7140 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
7142 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
7145 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
7146 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
7147 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
7148 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
7149 * tree.h (get_type_static_bounds): Likewise.
7151 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7153 * doc/invoke.texi (Option Summary, C++ Dialect Options)
7154 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7155 Make -Wfoo language annotations match what the compiler outputs.
7157 2008-02-08 Sa Liu <saliu@de.ibm.com>
7159 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
7160 intrinsics spu_convts, spu_convtu, spu_convtf.
7162 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
7164 * doc/extend.texi (Function Attributes) <noinline>: Mention
7165 asm ("") as method to keep calls.
7167 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7170 * doc/options.texi (Options): Replace references to opts.sh with
7172 * opts-common.c: Likewise.
7173 * optc-gen.awk: Likewise.
7175 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
7177 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
7179 2008-02-07 Richard Henderson <rth@redhat.com>
7182 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
7183 EXPR_LIST for the REG_EQUAL instead of a comparison with a
7186 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
7188 PR tree-optimization/35085
7189 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
7190 for operand entry oe2 in addition to operand entry oe3 in order to
7191 expose more opportunities for vectorizer sum reduction.
7193 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7196 * Makefile.in (LIBS): Remove $(GMPLIBS).
7197 (cc1-dummy, cc1): Add $(GMPLIBS).
7199 2008-02-06 Jan Hubicka <jh@suse.cz>
7202 * i386.md (moddf_integer): Do not produce partial memory stalls for
7203 targets where it hurts.
7205 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
7208 * optabs.c (expand_float): Do not check for decimal modes when
7209 expanding unsigned integer through signed conversion.
7211 2008-02-06 Nick Clifton <nickc@redhat.com>
7213 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
7214 inside the clobber with a match_operand and duplicated operand
7215 number in the constraint.
7216 (ineqbranchsi): Delete redundant comment.
7218 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7220 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
7221 builtin_define ("__USE_INIT_FINI__").
7222 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
7224 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
7226 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7228 PR documentation/30330
7229 * doc/invoke.texi (C++ Dialect Options)
7230 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7231 For each warning option -Wfoo that allows -Wno-foo, ensure both
7232 -Wfoo and -Wno-foo are listed in the option index. Fix index
7233 entry of -Wswitch-default, index -Wnormalized= including the
7234 `=', and -Wlarger-than-@var{len} including @var{len}.
7236 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7238 * config/i386/i386.md (floatunssisf2): Use
7239 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
7240 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
7241 Macroize expander using MODEF mode iterator.
7243 2008-02-05 Diego Novillo <dnovillo@google.com>
7245 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
7248 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
7250 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7253 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
7255 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
7258 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
7259 to indicate if a message should be generated.
7260 (init_cumulative_args): Updated.
7261 (function_value_32): Likewise.
7263 2008-02-05 Joseph Myers <joseph@codesourcery.com>
7265 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
7267 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7270 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
7271 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
7273 2008-02-04 Diego Novillo <dnovillo@google.com>
7275 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
7278 * tree-vrp.c (vrp_evaluate_conditional): With
7279 -Wtype-limits, emit a warning when comparing against a
7280 constant outside the natural range of OP0's type.
7282 2008-02-04 Richard Guenther <rguenther@suse.de>
7285 * expr.c (count_type_elements): Give for unions instead of
7288 2008-02-04 Richard Guenther <rguenther@suse.de>
7291 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
7292 to TYPE_DOMAINs base type instead of using bitsizetype here.
7294 2008-02-03 Jason Merrill <jason@redhat.com>
7296 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
7298 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7301 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
7302 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
7303 (RS/6000 and PowerPC Options): Fix typos and markup.
7304 * doc/passes.texi (Tree-SSA passes): Likewise.
7306 2008-02-02 Michael Matz <matz@suse.de>
7309 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
7310 from record_last_reg_set_info.
7311 (record_last_reg_set_info): Take an RTX argument, iterate over all
7312 constituent hardregs.
7313 (record_last_set_info, record_opr_changes): Change calls to
7314 new signature or to record_last_reg_set_info_regno.
7316 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
7318 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
7320 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
7322 PR rtl-optimization/34773
7323 * reg-notes.def (EQUAL): Mention significance of combination of
7324 REG_EQUAL and REG_RETVAL.
7325 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
7326 insn that has a REG_RETVAL.
7328 2008-02-01 Roger Sayle <roger@eyesopen.com>
7331 * configure.ac (--enable-fixed-point): Disable unless explicitly
7333 * configure: Regenerate.
7335 2008-02-01 Richard Guenther <rguenther@suse.de>
7338 * invoke.texi (-finline-limit): Remove no longer true parts
7339 of the documentation. Note that there is no default value.
7341 2008-02-01 Andrew Pinski <pinskia@gmail.com>
7342 Mark Mitchell <mark@codesourcery.com>
7343 Ben Elliston <bje@au.ibm.com>
7346 * doc/extend.texi (Other Builtins): Document.
7348 2008-01-31 Tom Browder <tom.browder@gmail.com>
7350 * doc/c-tree.texi (Types): Fix grammar.
7351 (Expression trees): Ditto.
7352 * doc/passes.texi (Tree-SSA passes): Ditto.
7354 * doc/configterms.texi (Configure Terms): Fix typo.
7355 * doc/cpp.texi (Common Predefined Macros): Ditto.
7356 * doc/md.texi (Machine Constraints): Ditto.
7358 * doc/makefile.texi (Makefile): Add comma.
7360 2008-01-31 Tom Browder <tom.browder@gmail.com>
7361 Gerald Pfeifer <gerald@pfeifer.com>
7363 * doc/sourcebuild.texi (Front End): Remove references to CVS
7364 and CVSROOT/modules.
7365 (Texinfo Manuals): Replace reference to CVS by one to SVN.
7366 (Back End): Remove reference to CVS.
7368 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7371 * config/mips/mips.c (gen_load_const_gp): New function, taking a
7373 (mips16_gp_pseudo_reg): ...here.
7374 * config/mips/mips.md (load_const_gp): Replace with...
7375 (load_const_gp_<mode>): ...this :P-based insn.
7377 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7379 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
7380 options. Minor fixes.
7381 (-std): Move reference to standards closer to where language
7382 standards are first mentioned.
7384 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7386 PR rtl-optimization/34995
7387 * reload.c (alternative_allows_const_pool_ref): Take an rtx
7388 parameter and return a bool. If the rtx parameter is nonnull,
7389 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
7390 (find_reloads): Update call accordingly. Pass the new operand
7391 if it needed no address reloads, otherwise pass null.
7393 2008-01-30 Richard Henderson <rth@redhat.com>
7396 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
7397 for unbounded arrays.
7399 2008-01-30 Silvius Rus <rus@google.com>
7401 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
7403 2008-01-30 Jan Hubicka <jh@suse.cz>
7406 * i386.c (init_cumulative_args): Use real function declaration when
7409 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
7411 PR rtl-optimization/34998
7412 * global.c (build_insn_chain): Treat non-subreg_lowpart
7413 SUBREGs of pseudos as clobbering all the words covered by the
7414 SUBREG, not just all the bytes.
7415 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
7416 original df_ref rather than an extract parameter.
7417 (global_conflicts): Update call accordingly.
7419 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
7421 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
7422 the overflow check to make it easier to read.
7423 (__fixtfdi): Change the type of the ll member in union
7424 long_double to UDItype_x.
7426 2008-01-30 Jakub Jelinek <jakub@redhat.com>
7429 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
7430 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
7431 * tree-inline.c (fold_marked_statements): Call
7432 cgraph_update_edges_for_call_stmt if folding a call statement.
7433 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
7434 debug_generic_stmt calls, reset it back afterwards.
7437 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
7439 * c-typeck.c (build_external_ref): Don't pedwarn about
7440 static vars in current function's scope.
7442 2008-01-29 Joseph Myers <joseph@codesourcery.com>
7444 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
7446 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
7449 * ipa-struct-reorg.c: Fix spelling.
7450 * params.def: Ditto.
7452 2008-01-29 Richard Guenther <rguenther@suse.de>
7455 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
7457 * tree-inline.c (remap_type): Increment remapping_type_depth
7458 around remapping types.
7459 (copy_body_r): Only add referenced variables if they are referenced
7460 from code, not types.
7462 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
7473 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
7474 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
7476 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
7479 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
7480 pointer for tiny stack.
7482 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7484 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
7486 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7488 * config/vx-common.h: Fix typo in comment.
7490 2008-01-28 Ian Lance Taylor <iant@google.com>
7494 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
7495 coalesce pointers if they have different DECL_NO_TBAA_P values.
7496 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
7497 between variables with different DECL_NO_TBAA_P values.
7499 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
7502 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
7503 are not legitimate small data references on SPE targets.
7505 2008-01-28 David Daney <ddaney@avtrex.com>
7507 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
7509 2008-01-28 David Daney <ddaney@avtrex.com>
7511 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
7513 2008-01-27 Joseph Myers <joseph@codesourcery.com>
7515 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
7516 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
7517 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
7518 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
7519 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7520 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
7521 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
7522 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
7524 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7526 * basic-block.h (condjump_equiv_p): Fix comment.
7528 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7530 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
7531 print_generic_stmt_indented): Fix comment.
7533 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7535 * configure.ac (__stack_chk_fail): Add detecion for availability
7536 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
7537 * configure: Regenerate.
7539 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
7542 * final.c (output_addr_const): Handle TRUNCATE.
7544 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
7547 * tree-ssa-loop-ivopts.c (comp_cost): New type.
7548 (zero_cost, infinite_cost): New constants.
7549 (struct cost_pair): Change type of cost to comp_cost.
7550 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
7551 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
7553 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
7554 split_address_cost, ptr_difference_cost, difference_cost,
7555 get_computation_cost_at, get_computation_cost,
7556 determine_use_iv_cost_generic, determine_use_iv_cost_address,
7557 determine_use_iv_cost_condition, determine_use_iv_costs,
7558 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
7559 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
7560 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
7561 Change type of cost to comp_cost.
7562 (determine_iv_cost): Increase cost of non-original ivs, instead
7563 of decreasing the cost of original ones.
7564 (get_address_cost): Indicate the complexity of the addressing mode
7566 (try_add_cand_for): Prefer using ivs not specific to some object.
7567 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
7569 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
7570 Janis Johnson <janis187@us.ibm.com>
7573 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
7574 (TARGET_INSTANTIATE_DECLS): Likewise.
7575 * target.h (expand_to_rtl_hook): New target hook.
7576 (instantiate_decls): Likewise.
7577 * function.c (instantiate_decl): Make non-static. Rename to...
7578 (instantiate_decl_rtl): ... this.
7579 (instantiate_expr): Use instantiate_decl_rtl.
7580 (instantiate_decls_1): Likewise.
7581 (instantiate_decls): Likewise.
7582 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
7583 * function.h (instantiate_decl_rtl): Add prototype.
7584 * cfgexpand.c (target.h): New include.
7585 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
7586 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
7587 (TARGET_INSTANTIATE_DECLS): Likewise.
7588 (TARGET_INITIALIZER): New target hooks added.
7589 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
7591 * config/rs6000/rs6000.c (tree-flow.h): New include.
7592 (machine_function): Add sdmode_stack_slot field.
7593 (rs6000_alloc_sdmode_stack_slot): New function.
7594 (rs6000_instantiate_decls): Likewise.
7595 (rs6000_secondary_memory_needed_rtx): Likewise.
7596 (rs6000_check_sdmode): Likewise.
7597 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
7598 (TARGET_INSTANTIATE_DECLS): Likewise.
7599 (rs6000_hard_regno_mode_ok): Allow SDmode.
7600 (num_insns_constant): Likewise. Handle _Decimal32 constants.
7601 (rs6000_emit_move): Handle SDmode.
7602 (function_arg_advance): Likewise.
7603 (function_arg): Likewise.
7604 (rs6000_gimplify_va_arg): Likewise. Add special handling of
7605 SDmode var args for 32-bit compiles.
7606 (rs6000_secondary_reload_class): Handle SDmode.
7607 (rs6000_output_function_epilogue): Likewise.
7608 (rs6000_function_value): Simplify if statement.
7609 (rs6000_libcall_value): Likewise.
7610 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
7611 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
7612 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
7613 (movsd_hardfloat): New define_insn.
7614 (movsd_softfloat): Likewise.
7615 (movsd_store): Likewise.
7616 (movsd_load): Likewise.
7617 (extendsddd2): Likewise.
7618 (extendsdtd2): Likewise.
7619 (truncddsd2): Likewise.
7620 (movdd_hardfloat64): Fixup comment.
7621 (UNSPEC_MOVSD_LOAD): New constant.
7622 (UNSPEC_MOVSD_STORE): Likewise.
7624 2008-01-26 Jakub Jelinek <jakub@redhat.com>
7627 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
7629 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
7630 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
7631 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
7634 2008-01-26 David Edelsohn <edelsohn@gnu.org>
7637 * config.gcc: Separate AIX 5.3 from AIX 6.1.
7638 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7639 __LONGDOUBLE128 too.
7640 * config/rs6000/aix61.h: New file.
7642 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7644 PR rtl-optimization/34959
7645 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
7646 popcount and parity rtxes the same mode as their operand.
7647 Truncate or extend the result to the return value's mode
7650 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7653 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
7654 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
7655 to GOT_VERSION_REGNUM.
7656 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
7657 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
7658 * config/mips/mips.c (mips_emit_call_insn): New function.
7659 (mips_call_tls_get_addr): Call mips_expand_call directly.
7660 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
7662 (mips16_build_call_stub): Likewise. Return the call insn or null.
7663 (mips_expand_call): Update the call to mips16_build_call_stub
7664 accordingly and a remove redundant condition. Assert that MIPS16
7665 stubs do not use lazy binding. Use mips_emit_call_insn and return
7667 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
7669 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
7670 (mips_avoid_hazard): Remove hazard_set handling.
7671 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
7672 (UNSPEC_RESTORE_GP): ...this.
7673 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
7674 (FAKE_CALL_REGNO): Rename to...
7675 (GOT_VERSION_REGNUM): ...this.
7676 (type): Add "ghost" value. Add an associated insn reservation.
7677 (hazard_set): Remove.
7678 (exception_receiver): Rename to...
7679 (restore_gp): ...this and update the unspec identifier accordingly.
7680 (exception_receiver, nonlocal_got_receiver): New expanders.
7681 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
7682 FAKE_CALL_REGNO. Remove hazard_set attribute.
7683 (set_got_version, update_got_version): New patterns.
7685 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
7688 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
7690 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7693 * doc/install.texi2html: Generate gcc-vers.texi.
7695 2008-01-25 DJ Delorie <dj@redhat.com>
7697 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7699 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7701 * config/c4x: Remove directory.
7702 * config.gcc (crx-*, mt-*): Mark obsolete.
7703 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
7704 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
7705 sh-*-rtemscoff*): Remove cases.
7706 * defaults.h (C4X_FLOAT_FORMAT): Remove.
7707 * real.c (encode_c4x_single, decode_c4x_single,
7708 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
7709 c4x_extended_format): Remove.
7710 * real.h (c4x_single_format, c4x_extended_format): Remove.
7711 * doc/extend.texi (interrupt, naked): Remove mention of attributes
7713 (Pragmas): Remove comment about c4x pragmas.
7714 * doc/install.texi (c4x): Remove target-specific instructions.
7715 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
7716 * doc/md.texi (Machine Constraints): Remove C4x documentation.
7717 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
7718 refer to C4x source files as examples.
7719 (C4X_FLOAT_FORMAT): Remove documentation.
7721 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
7723 * config/bfin/bfin.c (override_options): Reorder tests so that
7724 flag_pic gets enabled for -msep-data.
7726 2008-01-25 Richard Guenther <rguenther@suse.de>
7729 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
7730 to its bitfield precision if required.
7732 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7735 * tree-nested.c (walk_omp_for): New function.
7736 (convert_nonlocal_reference, convert_local_reference): Call
7737 walk_omp_for on OMP_FOR.
7738 (convert_call_expr): Call walk_body on OMP_FOR's
7739 OMP_FOR_PRE_INIT_BODY.
7741 2008-01-25 Richard Guenther <rguenther@suse.de>
7743 PR tree-optimization/34966
7744 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
7745 default defs and PHI_NODEs we have to insert after the
7748 2008-01-24 Nick Clifton <nickc@redhat.com>
7750 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
7751 Provide a default definition.
7752 (LIBGCC2_UNITS_PER_WORD): Likewise.
7754 * config/stormy16/stormy16.c: Include df.h for the prototype
7755 for df_regs_ever_live_p.
7756 (xstormy16_expand_builtin_va_start): Convert the stack offset
7757 into a component_ref and then use POINTER_PLUS_EXPR to add it
7758 to the incoming_virtual_args_rtx.
7759 (xstormy16_gimplify_va_arg_expr): Rename to
7760 xstormy16_gimplify_va_arg_expr.
7761 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
7762 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
7763 xstormy16_gimplify_va_arg_expr.
7764 Fix up some formatting issues.
7766 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
7767 Move to predicates.md.
7768 (xs_hi_general_operand): Likewise.
7769 (xs_hi_nonmemory_operand): Likewise.
7770 * config/stormy16/predicates.md:
7771 (xstormy16_carry_plus_operand): New predicate.
7772 (xs_hi_general_operand): New predicate.
7773 (xs_hi_nonmemory_operand): New predicate.
7774 * config/stormy16/stormy16-protos.h:
7775 (xstormy16_carry_plus_operand): Delete prototype.
7776 (xs_hi_general_operand): Likewise.
7777 (xs_hi_nonmemory_operand): Likewise.
7779 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
7780 modifiers as they are no longer needed and they can trigger
7781 reload spill failures.
7783 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
7784 with a match_operand in order to help reload.
7786 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
7787 constraint with 'e' for the 8th alternative as this version of
7788 the mov.w instruction only accepts the lower 8 registers.
7790 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
7793 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
7794 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
7797 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7800 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
7802 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7804 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
7806 (remove_structure): Update allocations list before removing structure.
7808 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7810 * ipa-struct-reorg.c (is_safe_cond_expr,
7811 create_new_stmts_for_cond_expr): Use integer_zerop function,
7812 that recognize not only zero-pointer, but zero-integer too.
7814 2008-01-25 Ben Elliston <bje@au.ibm.com>
7817 * fixproto: Escape "." in sed expression that strips leading "./".
7819 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
7822 * gcc.c (SWITCH_OK): Removed.
7823 (SWITCH_LIVE): Changed to bit.
7824 (SWITCH_FALSE): Likewise.
7825 (SWITCH_IGNORE): Likewise.
7826 (switchstr): Change live_cond to unsigned int.
7827 (process_command): Replace SWITCH_OK with 0.
7828 (do_self_spec): Likewise.
7829 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
7830 (give_switch): Likewise.
7831 (used_arg): Likewise.
7832 (do_spec_1): Set the SWITCH_IGNORE bit.
7833 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
7834 bits. Set the SWITCH_LIVE bit.
7836 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7838 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
7840 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
7842 PR tree-optimization/34472
7843 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
7844 parameter to a "bool *" and set *DATA to false if there is
7845 an unsafe access. Do not delete the structure here.
7846 (check_cond_exprs): Delete it here instead.
7847 (check_cond_exprs, exclude_cold_structs): Do not increase
7848 I when removing a structure.
7850 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
7853 * config/i386/i386.c (ix86_expand_vector_init): Consider only
7854 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
7856 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
7859 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
7860 a fixed vector for stack.
7862 2008-01-24 Ben Elliston <bje@au.ibm.com>
7865 * doc/gcc.texi (Software development): Add a direntry for g++.
7867 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
7869 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
7870 stale and straggling -fforce-addr comments above.
7872 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
7874 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
7875 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
7877 2008-01-23 Michael Matz <matz@suse.de>
7880 * dwarf2out.c (force_type_die): Use modified_type_die instead of
7883 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
7885 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
7888 2008-01-23 Anatoly Sokolov <aesok@post.ru>
7890 * config/avr/avr.c (avr_current_arch): New variable.
7891 (avr_arch_types): Add 'avr31' and 'avr51' entries.
7892 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
7893 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
7894 (avr_override_options): Init 'avr_current_arch'.
7895 (base_arch_s): Move from here...
7896 * config/avr/avr.h (base_arch_s): ... here. Add new members
7897 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
7898 'mega' to 'have_jmp_call'.
7899 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
7900 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
7902 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
7904 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7905 MULTILIB_MATCHES): (Ditto.).
7907 2008-01-23 Richard Guenther <rguenther@suse.de>
7910 * cgraphunit.c (cgraph_reset_node): Always mark the node
7911 not reachable if it is not queued already.
7913 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
7915 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
7916 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
7917 (cputype_selected): New static variable.
7918 (bfin_handle_option): Set it if -mcpu is used.
7919 (override_option): Select default set of workarounds if no cpu type
7920 selected on the command line.
7921 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
7923 From Michael Frysinger <michael.frysinger@analog.com>
7924 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
7925 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
7927 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
7928 for bf547, bf523, bf524, and bf526.
7929 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
7931 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7932 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
7933 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
7934 __ADSPBF547__ and __ADSPBF54x__ for bf547.
7935 * doc/invoke.texi (Blackfin Options): Document that
7936 -mcpu now accept bf547, bf523, bf524, and bf526.
7938 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
7940 PR rtl-optimization/34628
7941 * combine.c (try_combine): Stop and undo after the first combination
7942 if an autoincrement side-effect on the first insn has effectively
7945 2008-01-22 David Edelsohn <edelsohn@gnu.org>
7948 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7949 Offset addresses are not valid for Altivec or paired float modes.
7951 2008-01-22 Jakub Jelinek <jakub@redhat.com>
7954 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
7955 if DECL_INITIAL (decl) is error_mark_node.
7958 * c-common.c (handle_vector_size_attribute): Only allow
7959 integral, scalar float and fixed point types. Handle OFFSET_TYPE
7960 the same way as pointer, array etc. types.
7961 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
7964 * tree.c (build_type_attribute_qual_variant): Call
7965 build_qualified_type if attributes are equal, but quals are not.
7967 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7970 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
7971 * flags.h (warn_strict_aliasing): Remove.
7972 (warn_strict_overflow): Remove.
7973 * opts.c (warn_strict_aliasing): Remove.
7974 (warn_strict_overflow): Remove.
7975 * c-opts.c (c_common_handle_option): -Wall only sets
7976 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
7977 (c_common_post_options): Give default values to -Wstrict-aliasing
7978 and -Wstrict-overflow if they are uninitialized.
7979 * common.opt (Wstrict-aliasing): Specify Var and Init.
7980 (Wstrict-overflow): Likewise.
7982 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7984 PR rtl-optimization/26854
7985 PR rtl-optimization/34400
7986 PR rtl-optimization/34884
7987 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
7989 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
7990 (df_rd_bb_info.expanded_lr_out): Deleted
7991 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
7992 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
7993 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7994 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7995 Removed code to allocate, initialize or free expanded_lr_out.
7996 (df_rd_bb_local_compute_process_def): Restructured to make more
7998 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
7999 sets if the sets are being trimmed.
8001 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8004 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8005 (as_vers): Likewise.
8006 * configure: Regenerated.
8008 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8011 * tree-pass.h (pass_build_alias): New pass.
8012 * tree-ssa-alias.c (gate_build_alias): New.
8013 (pass_build_alias): New.
8014 * passes.c (init_optimization_passes): Add pass_build_alias after
8015 pass_create_structure_vars.
8017 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8019 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8020 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8021 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8022 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8023 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8024 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8025 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8026 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8027 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8028 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8029 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8030 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8031 * config/s390/s390.md (FP_ALL): New mode iterator.
8032 (_d): New mode attribute.
8033 ("*signbit<mode>2>"): Changed mode of first operand.
8034 ("isinf<mode>2"): Changed mode of first operand.
8035 ("*TDC_insn"): Adaptation for DFP modes.
8037 2008-01-22 Ben Elliston <bje@au.ibm.com>
8039 * tree.c (check_qualified_type): Improve function description.
8041 2008-01-21 Jason Merrill <jason@redhat.com>
8044 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8045 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8048 2008-01-21 DJ Delorie <dj@redhat.com>
8050 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
8053 2008-01-21 Richard Guenther <rguenther@suse.de>
8056 * tree-cfg.c (verify_expr): Allow all invariant expressions
8057 instead of just constant class ones as reference argument.
8058 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
8059 like any other constant.
8060 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8062 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
8064 * regmove.c (fixup_match_1): Update call crossed frequencies.
8066 2008-01-21 Richard Guenther <rguenther@suse.de>
8069 * tree-inline.c (setup_one_parameter): Deal with mismatched
8070 types using a VIEW_CONVERT_EXPR.
8072 2008-01-21 Alon Dayan <alond@il.ibm.com>
8073 Olga Golovanevsky <olga@il.ibm.com>
8075 PR tree-optimization/34701
8076 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
8077 when the structure size is not a power of 2.
8079 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
8081 * doc/install.texi: Add doc for --enable-checking=df.
8083 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
8085 PR rtl-optimization/34808
8086 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
8088 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8090 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
8093 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8095 PR rtl-optimization/26854
8096 PR rtl-optimization/34400
8097 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
8099 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
8100 (df_rd_bb_info.expanded_lr_out): New.
8101 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
8102 * loop_iv.c (iv_analysis_loop_init): Ditto.
8103 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8104 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8105 Added code to allocate, initialize or free expanded_lr_out.
8106 (df_rd_bb_local_compute_process_def): Restructured to make
8107 more understandable.
8108 (df_rd_confluence_n): Add code to do nothing with fake edges and
8109 code to no apply invalidate_by_call sets if the sets are being trimmed.
8110 (df_lr_local_finalize): Renamed to df_lr_finalize.
8111 (df_live_local_finalize): Renamed to df_live_finalize.
8113 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8116 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
8117 deciding whether to use reciprocal instructions.
8119 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
8121 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
8122 dwarf2out_note_section_used if cold_text_section is NULL.
8124 2008-01-19 Jakub Jelinek <jakub@redhat.com>
8126 PR gcov-profile/34610
8127 * tree-cfg.c (make_edges): Mark both outgoing edges from
8128 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
8129 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
8130 from OMP_FOR and OMP_CONTINUE outgoing edges.
8132 * tree-profile.c (tree_profiling): Return early if
8133 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
8135 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
8136 from cfun to child_cfun.
8137 * function.h (struct function): Add after_tree_profile bit.
8139 2008-01-19 Anatoly Sokolov <aesok@post.ru>
8141 * config/avr/avr.S (_exit): Disable interrupt.
8143 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8144 Steven Bosscher <stevenb.gcc@gmail.com>
8146 PR rtl-optimization/26854
8147 PR rtl-optimization/34400
8148 * df-problems.c (df_live_scratch): New scratch bitmap.
8149 (df_live_alloc): Allocate df_live_scratch when doing df_live.
8150 (df_live_reset): Clear the proper bitmaps.
8151 (df_live_bb_local_compute): Only process the artificial defs once
8152 since the order is not important.
8153 (df_live_init): Init the df_live sets only with the variables
8154 found live by df_lr.
8155 (df_live_transfer_function): Use the df_lr sets to prune the
8156 df_live sets as they are being computed.
8157 (df_live_free): Free df_live_scratch.
8159 2008-01-18 Ian Lance Taylor <iant@google.com>
8161 * common.opt: Add fmerge-debug-strings.
8162 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
8163 flag_merge_debug_strings rather than flag_merge_constants.
8164 * doc/invoke.texi (Option Summary): Mention
8165 -fmerge-debug-strings.
8166 (Debugging Options): Document -fmerge-debug-strings.
8168 2008-01-18 Ian Lance Taylor <iant@google.com>
8171 * tree.h (DECL_IS_OPERATOR_NEW): Define.
8172 (struct tree_function_decl): Add new field operator_new_flag.
8173 * tree-inline.c (expand_call_inline): When inlining a call to
8174 operator new, force the return value to go into a variable, and
8175 set DECL_NO_TBAA_P on that variable.
8176 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
8178 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
8181 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
8182 DWARF2_DEBUGGING_INFO.
8183 (dwarf2out_note_section_used): Ditto. Add prototype.
8184 (have_multiple_function_sections, text_section_used,
8185 cold_text_section_used, *cold_text_sections): Move declarations
8188 2008-01-17 Bob Wilson <bob.wilson@acm.org>
8190 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
8191 field and add signal_ra.
8192 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
8193 assignments to frame state pc. Move end of stack check after
8194 MD_FALLBACK_FRAME_STATE_FOR.
8195 (uw_update_context_1): Use frame state signal_regs if set, instead
8196 of checking signal_frame flag.
8197 (uw_update_context): Use frame state signal_ra if set.
8198 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
8199 * config/xtensa/linux-unwind.h: New file.
8201 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
8203 * modulo-sched.c (get_sched_window): Fix comment typo.
8205 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
8207 PR tree-optimization/34648
8208 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
8210 2008-01-17 Anatoly Sokolov <aesok@post.ru>
8212 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
8213 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
8215 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
8217 PR rtl-optimization/34400
8218 * df-core.c (df_worklist_dataflow_overeager,
8219 df_worklist_dataflow_doublequeue): New functions.
8220 (df_worklist_dataflow): Two different worklist solvers.
8221 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
8224 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8227 * doc/invoke.texi: Document the dependence on pthread for fopenmp
8228 and ftree-parallelize-loops.
8230 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
8232 PR rtl-optimization/34826
8233 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
8235 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
8237 * global.c (find_reg): Mark the eh regs as used if necessary.
8238 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
8239 * ra.h (struct allocno): no_eh_reg field added. Changed
8240 no_stack_reg type to bitfield.
8242 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
8244 * tree.c (substitute_in_expr): Add missing 'break'.
8246 2008-01-17 Richard Guenther <rguenther@suse.de>
8248 PR tree-optimization/34825
8249 * tree-ssa-math-opts.c (is_division_by): Do not recognize
8250 x / x as division to handle.
8252 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8254 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
8255 "-pthread" is specified.
8256 * pa-hpux11.h (LIB_SPEC): Likewise.
8258 2008-01-16 Janis Johnson <janis187@us.ibm.com>
8259 Peter Bergner <bergner@vnet.ibm.com>
8261 PR rtl-optimization/33796
8262 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
8264 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8266 PR libgfortran/34699
8267 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
8269 * pa-hpux10.h (LINK_SPEC): Likewise.
8270 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
8272 2008-01-16 Richard Guenther <rguenther@suse.de>
8275 * fold-const.c (fold_convert_const_int_from_int): Do not
8276 set overflow if that occured only because of a sign extension
8277 change when converting from/to a sizetype with the same
8278 precision and signedness.
8280 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8283 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
8284 location address to the correct place. Update copyright year.
8286 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8288 * lambda-code.c (lambda_transform_legal_p): Handle the case of
8289 no dependences in the dependence_relations vector.
8291 2008-01-16 Jan Hubicka <jh@suse.cz>
8293 PR rtl-optimization/31396
8294 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
8295 * cfg.c (dump_reg_info): Print it.
8296 * regs.h (struct reg_info_t): add freq_calls_crossed.
8297 (REG_FREQ_CALLS_CROSSED): New macro.
8298 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
8299 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
8300 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
8301 regmove_optimize): Update call crossed frequencies.
8302 * local-alloc.c (struct qty): Add freq_calls_crossed.
8303 (alloc_qty): Copute freq_calls_crossed.
8304 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
8305 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
8306 * ra.h (struct allocno): Add freq_calls_crossed.
8308 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8310 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
8311 libgomp when compiling with ftree-parallelize-loops.
8312 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
8314 2008-01-16 Richard Guenther <rguenther@suse.de>
8316 PR tree-optimization/34769
8317 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
8318 * tree.c (int_cst_value): Instead make this function more
8319 permissive in what it accepts as valid input. Document this
8320 function always sign-extends the value.
8322 2008-01-16 Jakub Jelinek <jakub@redhat.com>
8323 Richard Guenther <rguenther@suse.de>
8326 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
8327 (gimple_fold_indirect_ref_rhs): ... this.
8328 (gimple_fold_indirect_ref): New function with foldings
8329 that preserve lvalueness.
8330 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
8331 * tree-flow.h (gimple_fold_indirect_ref): Declare.
8332 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
8333 to fold an INDIRECT_REF, fall back to the old use of
8334 fold_indirect_ref_1.
8336 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8338 * tree-data-ref.c (subscript_dependence_tester_1): Call
8339 free_conflict_function.
8340 (compute_self_dependence): Same.
8342 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8345 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
8346 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
8348 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
8349 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
8350 for DWARF2_UNWIND_INFO targets.
8352 2008-01-16 Richard Guenther <rguenther@suse.de>
8355 * c-typeck.c (common_pointer_type): Do not merge inconsistent
8356 type qualifiers for function types.
8358 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
8360 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
8361 loop_iterator li from previous commit.
8363 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
8365 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
8367 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8369 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
8370 (parallelize_loops): Don't parallelize irreducible components.
8372 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8375 * c-opts (c_common_post_options): Do not enable CPP
8376 flag_pedantic_errors by default.
8378 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
8380 PR rtl-optimization/31944
8381 * cse.c (remove_pseudo_from_table): New function.
8382 (merge_equiv_classes): Use above function to remove pseudo-registers.
8383 (invalidate): Likewise.
8385 2008-01-13 Richard Guenther <rguenther@suse.de>
8388 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
8389 instead of TYPE_MODE to deal with calls from expand_one_error_var.
8391 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
8393 * gcse.c (cprop_jump): Call validate_unshare_change instead of
8394 validate_change to unshare the source of the PC set.
8396 2008-01-12 Jan Hubicka <jh@suse.cz>
8399 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
8400 references above array bounds. This might trigger bounds checks for
8403 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8405 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
8406 new_replaceable_dependencies.
8408 2008-01-12 Doug Kwan <dougkwan@google.com>
8410 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
8411 instead of OPT_Wreturn_type in warning due to ignored return type
8413 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
8414 options included in -Wextra.
8415 * c.opt: New option -Wignored_qualifiers.
8416 * doc/invoke.texi (Warning Options, -Wextra): Add new option
8417 -Wignore_qualifiers.
8418 (-Wignored-qualifiers): Document.
8419 (-Wreturn-type): Remove description of functionality now handled
8420 by -Wignored-qualifiers.
8422 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
8425 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
8426 NOP_EXPR if it is between integral types with the same precision.
8428 2008-01-12 Jan Hubicka <jh@suse.cz>
8431 * invoke.texi (max-inline-recursive-depth): Fix default value.
8433 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
8435 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
8438 2008-01-11 Bob Wilson <bob.wilson@acm.org>
8440 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
8442 2008-01-11 James E. Wilson <wilson@specifix.com>
8445 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
8447 2008-01-11 Anatoly Sokolov <aesok@post.ru>
8449 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
8450 save/restore frame pointer register and don't use 'call-prologues'
8451 optimization in function with "OS_task" attribute.
8453 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
8456 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
8457 when copying to memory.
8459 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
8461 PR rtl-optimization/30905
8462 * cfgcleanup.c: Include dce.h
8463 (crossjumps_occured): New global variable.
8464 (try_crossjump_bb): Exit loop after finding a fallthru edge.
8465 If something changed, set crossjumps_occured to true.
8466 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
8467 Don't add/remove fake edges to exit here...
8468 (cleanup_cfg): ...but do it here, when crossjumping.
8469 Run a fast DCE when successful crossjumps occured in the latest
8470 iteration of try_optimize_cfg.
8472 2008-01-11 Richard Guenther <rguenther@suse.de>
8474 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
8475 (struct vn_unary_op_s): Likewise.
8476 (vn_reference_insert): Free old reference on hash collision.
8478 2008-01-10 Raksit Ashok <raksit@google.com>
8480 PR rtl-optimization/27971
8481 * combine.c (find_split_point): Split PLUS expressions which are
8482 inside a MEM rtx, and whose first operand is complex.
8484 2008-01-10 DJ Delorie <dj@redhat.com>
8486 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
8487 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
8488 (m32c_hard_regno_ok): Call the underlying function.
8490 2008-01-10 Richard Guenther <rguenther@suse.de>
8493 * tree-cfg.c (tree_merge_blocks): Do not go through the
8494 full-blown folding and stmt updating path if we just deal
8495 with virtual operands.
8496 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
8497 test for abnormal SSA_NAMEs.
8499 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
8502 * reload.c (push_reload): Add assertions. All constants from
8503 reg_equiv_constant should have been used for replacing the respective
8505 (find_reloads_address): Invoke find_reloads_address_part for
8506 constant taken from the reg_equiv_constant array.
8508 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
8510 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
8511 field (valnum) the first in the struct. Replace bools with
8514 2008-01-10 Richard Guenther <rguenther@suse.de>
8516 PR tree-optimization/34651
8517 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
8518 types and ordering for masking and converting.
8520 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
8522 PR tree-optimization/34017
8523 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
8524 also for PHI_NODE expressions.
8526 2008-01-09 Jan Hubicka <jh@suse.cz>
8528 PR tree-optimization/34708
8529 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
8530 based on number of case labels.
8531 (init_inline_once): Remove switch_cost.
8532 * tree-inline.h (eni_weights_d): Remove switch_cost.
8534 2008-01-09 Richard Guenther <rguenther@suse.de>
8535 Andrew Pinski <andrew_pinski@playstation.sony.com>
8538 * gimplify.c (gimplify_cond_expr): Do not create an addressable
8539 temporary if an rvalue is ok or an lvalue is not required.
8541 2008-01-09 Richard Guenther <rguenther@suse.de>
8544 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
8547 2008-01-09 Richard Guenther <rguenther@suse.de>
8550 * tree.c (host_integerp): Check for sizetype only if the
8551 type is an integer type.
8553 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
8556 * opts.c (decode_options): Disable inlining of functions called
8557 once if not in unit-at-a-time mode.
8559 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
8561 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
8563 2008-01-08 Richard Guenther <rguenther@suse.de>
8566 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
8567 out early if the result will be unused.
8569 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8574 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8575 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8578 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
8580 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
8581 for vectorization tuned.
8583 2008-01-08 Richard Guenther <rguenther@suse.de>
8585 PR tree-optimization/34683
8586 * tree-ssa-operands.c (operand_build_cmp): Export.
8587 * tree-ssa-operands.h (operand_build_cmp): Declare.
8588 * tree-vn.c (vuses_compare): Remove.
8589 (sort_vuses): Use operand_build_cmp.
8590 (sort_vuses_heap): Likewise.
8591 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
8592 to re-use old VEC if available. Do not sort already sorted VUSEs.
8593 (vdefs_to_vec): Do not sort already sorted VDEFs.
8595 2008-01-08 Jakub Jelinek <jakub@redhat.com>
8598 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
8600 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8603 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
8604 limitations of reciprocal sequences on x86 targets.
8606 2008-01-08 Richard Guenther <rguenther@suse.de>
8608 PR tree-optimization/34683
8609 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
8611 2008-01-07 Jakub Jelinek <jakub@redhat.com>
8614 * config/darwin.c (darwin_mergeable_string_section): Don't use
8615 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
8617 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
8620 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
8621 negxf2. Macroize expander using X87MODEF mode iterator. Change
8622 predicates of op0 and op1 to register_operand.
8623 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
8624 expander using X87MODEF mode iterator. Change predicates of
8625 op0 and op1 to register_operand.
8626 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
8627 corresponding patterns and macroize using MODEF macro. Change
8628 predicates of op0 and op1 to register_operand and remove
8629 "m" constraint. Disparage "r" alternative with "!".
8630 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
8631 macroize using X87MODEF macro. Change predicates of op0 and op1
8632 to register_operand and remove "m" constraint. Disparage "r"
8633 alternative with "!".
8634 (absneg splitter with memory operands): Remove.
8635 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
8636 patterns and macroize using X87MODEF mode iterator.
8637 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
8638 Change predicate of op1 to register_operand.
8639 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
8640 for memory operands.
8642 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
8644 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
8646 2008-01-07 Richard Guenther <rguenther@suse.de>
8648 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
8651 2008-01-07 Richard Guenther <rguenther@suse.de>
8653 PR tree-optimization/34683
8654 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
8655 VOPs of the needed size to save memory. Use VEC_quick_push
8656 to save compile-time.
8657 (vdefs_to_vec): Likewise.
8659 2008-01-07 Sa Liu <saliu@de.ibm.com>
8661 * config/spu/spu.md (divdf3): Genetate inline code for double
8662 division. The implementation doesn't handle INF or NAN, therefore it
8663 only applies when -ffinite-math-only is given.
8665 2008-01-06 Paolo Carlini <pcarlini@suse.de>
8668 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
8669 * doc/cpp.texi ([Common Predefined Macros]): Document.
8671 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
8673 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
8674 order to use commutative addition instead of subtraction.
8676 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8677 Mircea Namolaru <namolaru@il.ibm.com>
8678 Vladimir Yanovsky <yanov@il.ibm.com>
8679 Revital Eres <eres@il.ibm.com>
8681 PR tree-optimization/34263
8682 * tree-outof-ssa.c (process_single_block_loop_latch,
8683 contains_tree_r): New functions.
8684 (analyze_edges_for_bb): Call process_single_block_loop_latch
8685 function to empty single-basic-block latch block if possible.
8687 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8689 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8691 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
8693 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8695 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
8697 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8699 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
8701 2008-01-05 Jakub Jelinek <jakub@redhat.com>
8703 PR tree-optimization/34618
8704 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
8707 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8710 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
8711 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
8712 Update copyright year.
8714 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
8715 Update copyright year.
8716 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
8719 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
8721 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
8722 edge does not point to current bb before changing need_assert.
8724 2008-01-04 Richard Guenther <rguenther@suse.de>
8727 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
8728 for verifying purposes if they are is_gimple_min_invariant.
8730 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
8732 PR tree-optimization/34448
8733 PR tree-optimization/34465
8734 * gimplify.c (gimplify_init_constructor): Add new parameter
8735 notify_temp_creation. Use it.
8736 (gimplify_modify_expr_rhs): Take volatiles into account when
8737 optimizing constructors.
8738 Do not optimize constructors if gimplify_init_constructor will dump to
8740 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
8741 * gcc.c-torture/compile/pr34448.c: New.
8743 2008-01-04 Jakub Jelinek <jakub@redhat.com>
8745 PR gcov-profile/34609
8746 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
8747 return_slot if result is TREE_ADDRESSABLE.
8749 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
8751 * config/mips/mips.md (sqrt_condition): Tweak comment.
8752 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
8754 2008-01-03 Tom Tromey <tromey@redhat.com>
8757 * c-common.c (c_type_hash): Handle VLAs.
8759 2008-01-03 Jan Hubicka <jh@suse.cz>
8761 PR tree-optimization/31081
8762 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
8763 0 when inlining and not inlining to first basic block.
8764 (remap_decl): When var is initialized to 0, don't set default_def.
8765 (expand_call_inline): Set entry_bb.
8766 * tree-inline.h (copy_body_data): Add entry_bb.
8768 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8771 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
8774 PR tree-optimization/29484
8775 * tree-inline.c (inline_forbidden_p_2): New function.
8776 (inline_forbidden_p): Disallow inlining if some static var
8777 has an address of a local LABEL_DECL in its initializer.
8778 * doc/extend.texi (Labels as Values): Document &&foo behaviour
8781 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
8783 PR tree-optimization/34635
8784 * tree-data-ref.c (add_other_self_distances): Make sure that the
8785 evolution step is constant.
8787 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8790 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
8792 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
8794 * tree-sra.c (scalarize_init): Insert the generate_element_init
8795 statements after the generate_element_zero statements.
8797 2008-01-02 Richard Guenther <rguenther@suse.de>
8801 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
8802 for very large number of operands instead of ICEing.
8804 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
8807 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
8808 while stack probing.
8810 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
8812 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
8815 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
8818 * tree-mudflap.c (mx_register_decls): Guard warning by
8819 !DECL_ARTIFICIAL check.
8821 2008-01-01 Jakub Jelinek <jakub@redhat.com>
8823 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
8824 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
8825 sse5_perm<mode>): Fix constraints.
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