1 2008-05-08 Richard Guenther <rguenther@suse.de>
4 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
5 sure to create a representative for trailing arrays for PTA.
7 2008-05-08 Richard Guenther <rguenther@suse.de>
10 * fold-const.c (operand_equal_p): Two objects which types
11 differ in pointerness are not equal.
13 2008-05-08 Kai Tietz <kai,tietz@onevision.com>
15 * calls.c (compute_argument_block_size): Add argument tree fndecl.
16 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
17 (emit_library_call_value_1): Add new variable fndecl initialized by
18 NULL_TREE. It should be the decl type of orgfun, but this information
19 seems not to be available here, so it uses the default calling abi.
20 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
21 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
22 by TARGET_RETURN_IN_MEMORY.
23 * config/i386/i386-interix.h: Likewise.
24 * config/i386/i386.h: Likewise.
25 * config/i386/i386elf.h: Likewise.
26 * config/i386/ptx4-i.h: Likewise.
27 * config/i386/sol2-10.h: Likewise.
28 * config/i386/sysv4.h: Likewise.
29 * config/i386/vx-common.h: Likewise.
30 * config/cris/cris.h: Removed #if 0 clause.
31 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype
33 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
35 (ix86_sol10_return_in_memory): Likewise.
36 (ix86_i386elf_return_in_memory): New.
37 (ix86_i386interix_return_in_memory): New.
38 * config/mt/mt-protos.h (mt_return_in_memory): New.
39 * config/mt/mt.c: Likewise.
40 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
41 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
42 * config/bfin/bfin.h: Likewise.
43 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
45 * config/bfin/bfin.c: Likewise.
46 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
47 * config/alpha/unicosmk.h: Likewise.
48 * config/i386/cygming.h: Likewise.
49 * config/iq2000/iq2000.h: Likewise.
50 * config/mips/mips.h: Likewise.
51 * config/mn10300/mn10300.h: Likewise.
52 * config/rs6000/rs6000.h: Likewise.
53 * config/score/score.h: Likewise.
54 * config/spu/spu.h: Likewise.
55 * config/v850/v850.h: Likewise.
56 * defaults.h: Likewise.
57 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
58 * expr.c (emit_block_move): Adjust use of OUTGOING_REG_PARM_STACK_SPACE.
59 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
60 OUTGOING_REG_PARM_STACK_SPACE.
61 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
63 2008-05-08 Jakub Jelinek <jakub@redhat.com>
65 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
66 on OMP_RETURN for OMP_FOR.
69 * dwarf2out.c (dw_expand_expr, common_check): Removed.
70 (fortran_common): New function.
71 (gen_variable_die): Call fortran_common instead of common_check,
72 adjust for it returning tree instead of rtx. Formatting.
74 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
78 * see.c (see_copy_insn): Copy new pure const attributes for new
80 * c-decl.c (merge_decls): Ditto.
81 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
82 to RTL_CONST_OR_PURE_CALL_P.
83 * tree.c (define_local_buitin): Rename DECL_IS_PURE to
84 DECL_PURE_P. Initialized DECL_LOOPING_CONST_PURE.
85 (process_call_operands): Set tree_side_effects properly.
86 * tree.h (TREE_READONLY_DECL_P): Removed.
87 (DECL_IS_PURE): Renamed to DECL_PURE_P.
88 (DECL_LOOPING_OR_CONST_P): New macro.
89 (struct tree_function_decl): Added looping_const_or_pure_p.
91 (ECF_LOOPING_OR_CONST_P): New macro,
92 * rtlanal.c (pure_const_p): Removed.
93 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
94 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
96 * ipa-pure-const.c (pure_const_state_e): Added looping field.
97 (check_decl, check_tree, check_call, scan_function): Initialize
99 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
100 (static_execute): Set looping true for recursive functions.
101 Undo setting state to IPA_NEITHER for recursive functions.
103 * ifcvt.c (noce_can_store_speculate_p): Changed
104 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
105 RTL_CONST_OR_PURE_CALL_P.
106 * dse.c (scan_insn): Ditto.
107 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
108 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
109 RTL_CONST_OR_PURE_CALL_P.
110 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
111 pure_call_p to RTL_CONST_CALL_P.
112 * gimplify.c (gimplify_call_expr): Clear side effects for
113 non-looping pure and constant calls.
114 * calls.c (emit_call_1): Set rtl flags from ecf flags.
115 (flags_from_decl_or_type): Set ecf flags from decl flags.
116 (initialize_argument_information): Turn off
117 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
118 Change const to pure if callee_copies is true rather than just
120 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
121 way of marking pure calls.
122 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
123 Remove hack that was supposed to fix pr7335 and remove old
124 way of marking pure calls.
125 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
126 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
127 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
128 RTL_CONST_OR_PURE_CALL_P.
129 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
130 * loop-invariant.c (find_exits, find_invariant_bb): Changed
131 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
132 * sched-deps.c (schedule_analyze): Ditto.
133 * rtl.h (struct rtx_def): Use call field, unchanging field, and
134 return_val field of calls to represent pure and const function
136 (CONST_OR_PURE_CALL_P): Deleted macro.
137 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
138 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
139 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
141 * tree-optimize.c (execute_fixup_cfg): Added test for
142 ECF_LOOPING_CONST_OR_PURE.
143 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
145 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
146 effects for looping pure or const calls.
147 (verify_gimple_expr): Added verification code.
148 * config/alpha/alpha.c (alpha_legitimize_address,
149 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
151 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
152 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
153 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
154 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
155 RTL_CONST_OR_PURE_CALL_P.
156 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
157 and const calls to be deleted.
160 2008-05-08 Uros Bizjak <ubizjak@gmail.com>
163 * config/i386/mmx.md (mmx_subv2sf3): New expander.
164 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
165 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
166 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
167 to handle nonimmediate operands.
168 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
169 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
170 to handle nonimmediate operands.
171 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
172 (mmx_pmulhrwv4hi3): New expander. Use
173 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
174 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
175 (sse2_umulv1siv1di3): New expander. Use
176 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
177 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
178 (mmx_eq<mode>3): New expander. Use
179 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
180 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
181 (mmx_uavgv8qi3): New expander. Use
182 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
183 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
184 (mmx_uavgv4hi3): New expander. Use
185 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
188 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
189 to handle nonimmediate operands.
190 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
191 to handle nonimmediate operands.
192 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
193 to handle nonimmediate operands.
194 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
195 to handle nonimmediate operands.
196 (sse2_unpckhpd_exp): New expander. Use
197 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
198 (sse2_unpcklpd_exp): New expander. Use
199 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
200 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
201 to handle nonimmediate operands.
202 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
203 to handle nonimmediate operands.
204 (*sse2_<plusminus_insn><mode>3): Rename from
205 sse2_<plusminus_insn><mode>3 insn pattern.
206 (sse2_<plusminus_insn><mode>3): New expander. Use
207 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
208 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
209 (sse2_umulv2siv2di3): New expander. Use
210 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
211 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
212 (sse4_1_mulv2siv2di3): New expander. Use
213 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
214 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
215 (sse2_pmaddwd): New expander. Use
216 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
217 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
218 (sse2_eq<mode>3): New expander. Use
219 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
220 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
221 (sse4_1_eqv2di3): New expander. Use
222 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
223 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
224 (sse2_uavgv16qi3): New expander. Use
225 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
226 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
227 (sse2_uavgv16qi3): New expander. Use
228 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
229 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
230 (sse2_uavgv8hi3): New expander. Use
231 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
232 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
233 (ssse3_pmulhrswv8hi3): New expander. Use
234 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
235 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
236 (ssse3_pmulhrswv4hi3): New expander. Use
237 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
239 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
240 (<sse>_vmmul<mode>3): Ditto.
241 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
243 (ssse3_pmaddubsw128): Use register_operand for operand 1.
244 (ssse3_pmaddubsw): Ditto.
246 * config/i386/i386.c (struct_builtin_description)
247 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
248 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
249 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
250 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
251 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
252 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
253 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
254 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
255 (ix86_fixup_binary_operands): Assert that src1
256 and src2 must have the same mode when swapped.
257 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
258 and ix86_binary_operator_ok. Do not force operands in registers
261 2008-05-07 Jan Hubicka <jh@suse.cz>
263 * cgraph.c (dump_cgraph_node): Update.
264 * cgraph.h (cgraph_local_info): Break out inline summary.
265 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
267 * ipa-inline (inline_summary): New accestor function.
268 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
269 cgraph_decide_inlining, compute_inline_parameters): Update.
270 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
272 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
274 Cleanup ColdFire scheduling support and add V4 pipeline model.
276 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
277 (define_attr cpu): Add cfv4 value.
278 (define_attr type, define_attr type1): Merge into a single 'type'
279 attribute. Update all uses.
280 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
281 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
283 (define_attr opx_mem, define_attr opy_mem): Remove.
284 (define_attr op_mem): Clean up, update comment.
285 (define_attr size): Use specific values instead of general int.
286 (define_attr guess, define_attr split): Remove. Update all uses.
287 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
288 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
289 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
290 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
291 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
292 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
293 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
294 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
295 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
296 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
297 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
298 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
299 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
300 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
301 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
302 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
303 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
304 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
305 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
306 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
307 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
308 Update or set attributes.
309 (stack_tie): New fake instruction.
311 * config/m68k/m68k.h (TUNE_CFV4): New macro.
312 (m68k_sched_attr_size): Update declaration.
313 (m68k_sched_attr_type2): Remove.
314 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
315 Declare new bypass predicates.
317 * config/m68k/m68k.c (m68k_sched_issue_rate,
318 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
320 (TARGET_SCHED_ISSUE_RATE,
321 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
322 (override_options): Handle scheduling for ColdFire V4 core.
323 (m68k_expand_prologue): Emit stack_tie.
324 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
325 'OP_TYPE_FPN'. Update all uses.
326 (sched_guess_p): Remove.
327 (sched_address_type): Handle symbolic addresses.
328 (sched_get_operand): New static function.
329 (sched_operand_type): Merge into sched_attr_op_type.
330 (sched_attr_op_type): Handle FP registers, handle quick constants,
332 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
333 (m68k_sched_attr_size): Update. Move logic to ...
334 (sched_get_attr_size_int): New static function.
335 (sched_get_opxy_mem_type): New static function.
336 (m68k_sched_attr_op_mem): Update.
337 (m68k_sched_attr_type2): Remove.
338 (sched_cfv4_bypass_data): New static variable.
339 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
340 (m68k_sched_issue_rate): Implement scheduler hook.
341 (struct _sched_ib: enabled_p): New field.
342 (m68k_sched_variable_issue): Update. Handle V4.
343 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
344 sched_dump_class_func_t, sched_dump_split_class,
345 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
346 sched_dump_dfa_class, m68k_sched_dump): Remove.
347 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
349 (m68k_sched_init_global): Remove statisctics dumping, introduce
350 sanity check that all instructions have pipeline reservations. Handle
352 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
353 Handle ColdFire V4 core.
354 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
355 New static functions.
356 (m68k_sched_address_bypass_p): New bypass predicate.
357 (sched_get_indexed_address_scale): New static function.
358 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
360 * cf.md: Update comments.
361 (define_attr type2): Remove. Use 'type' attribute instead.
363 (cf_ib): Rename to cfv123_ib. Update all uses.
364 (cf_oep): Rename to cfv123_oep. Update all uses.
365 (cf_chr): Rename to cfv123_chr. Update all uses.
366 (cf_mem): Rename to cfv123_mem. Update all uses.
367 (cf_mac): Move to more appropriate place.
368 (cfv123_guess): New automaton and cpu_unit.
369 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
370 Update uses of 'size' attribute. Handle before reload scheduling.
371 (cfv123_guess): New dummy reservation for unhandled instructions.
372 (cfv4_*): Pipeline description of ColdFire V4 core.
373 (ignore): New reservation to handle 'ignore' type.
375 2008-05-07 Ian Lance Taylor <iant@google.com>
378 * gimplify.c (find_single_pointer_decl_1): Don't look through
380 (find_single_pointer_decl): Adjust comments.
382 2008-05-07 Jakub Jelinek <jakub@redhat.com>
385 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
386 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
389 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
390 integral type rather than floating point, then VIEW_CONVERT_EXPR
391 to the floating point type.
393 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
395 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
396 TFmode op0 to register.
398 2008-05-07 Alan Modra <amodra@bigpond.net.au>
400 * c-decl.c (grokdeclarator): Comment typo.
402 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
404 * tree-flow.h: Remove prototype for computed_goto_p.
405 * tree-cfg.c (computed_goto_p): Make static.
407 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
410 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
411 (contains_aligned_value_p): This. Handle _Decimal128.
412 (ix86_function_arg_boundary): Only align _Decimal128 to its
413 natural boundary and handle it properly.
415 2008-05-06 Martin Jambor <mjambor@suse.cz>
417 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
418 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
419 (ipcp_method_set_orig_node): Removed.
420 (ipcp_cval_get_cvalue_type): Removed.
421 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
422 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
423 (ipcp_cval_set_cvalue_type): Removed.
424 (ipcp_cval_get_cvalue): Removed.
425 (ipcp_cval_set_cvalue): Removed.
426 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
427 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
428 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
429 (ipcp_cval_meet): Renamed to ipa_lattice_meet
430 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
431 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
432 (ipcp_get_ith_lattice): Changed parameters.
433 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
434 (ipcp_lattice_from_jfunc): Changed parameters.
435 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
436 (ipcp_method_cval_print): Added temporary variable info.
437 (ipcp_redirect): Removed already unused local variable caller.
438 (ipcp_redirect): New temporary variable orig_callee_info
439 (ipcp_redirect): Removed newly unused local variable callee.
440 (ipcp_redirect): Removed (a bit confusing) local variable type.
441 (ipcp_insert_stage): Added local variable info.
442 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
444 (ipcp_formal_create): Removed.
445 (ipcp_method_cval_set): Removed.
446 (ipcp_propagate_stage): Renamed lattice variables.
447 (ipcp_method_cval_set_cvalue_type): Removed.
448 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
449 (ipcp_print_all_lattices): Changed printed strings to refer to
450 lattices rather than cvals.
451 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
452 (ipcp_propagate_const): Changed formal parameters.
453 (build_const_val): Changed formal parameters.
454 (ipcp_insert_stage): Removed useless variable cvalue
455 (build_const_val): Changed formal parameters.
456 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
457 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
458 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
459 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
460 (ipcp_print_func_profile_counts): Changed string from "method" to
462 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
463 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
464 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
465 (ipcp_structures_print): Renamed to ipcp_print_all_structures
466 (ipcp_profile_print): Renamed to ipcp_print_profile_data
467 (ipcp_lat_is_const): Changed parameters and made inline.
468 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
469 (ipcp_redirect): Renamed to ipcp_need_redirect_p
470 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
471 the predicate condition directly
472 (ipcp_propagate_stage): Added local variable args. Removed local
473 variable callee. (Both are mere code simplifications.)
474 (ipcp_method_dont_insert_const): Renamed to
475 ipcp_node_not_modifiable_p.
476 (ipcp_node_not_modifiable_p): Made inline.
477 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
478 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
479 (ipcp_print_all_lattices): Removed variable cvalue
480 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
483 2008-05-06 Olivier Hainque <hainque@adacore.com>
485 * tree-sra.c (try_instantiate_multiple_fields): Early return
486 if field has POINTER_TYPE.
488 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
490 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
491 by using 'q' specifier for instruction.
492 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
494 2008-05-06 Anatoly Sokolov <aesok@post.ru>
496 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
497 Change mode of zero_extract from QImode to HImode.
498 (sign bit tests peepholes): (Ditto.).
500 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
502 * config/i386/mmx.md: Remove double backslashes from asm templates.
503 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
504 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
505 to handle nonimmediate operands.
506 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
507 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
508 to handle nonimmediate operands.
509 (*mmx_<code>v2sf3_finite): New insn pattern.
510 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
511 (mmx_<code>v2sf3): New expander. Use
512 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
513 (mmx_<plusminus_insn><mode>3): New expander. Use
514 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
515 (*mmx_<plusminus_insn><mode>3): New insn pattern.
516 (mmx_add<mode>3): Removed.
517 (mmx_ssadd<mode>3): Ditto.
518 (mmx_usadd<mode>3): Ditto.
519 (mmx_sub<mode>3): Ditto.
520 (mmx_sssub<mode>3): Ditto.
521 (mmx_ussub<mode>3): Ditto.
522 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
523 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
524 to handle nonimmediate operands.
525 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
527 (mmx_smulv4hi3_highpart): New expander. Use
528 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
529 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
531 (mmx_umulv4hi3_highpart): New expander. Use
532 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
533 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
534 (mmx_<code>v4hi3): New expander. Use
535 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
536 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
537 (mmx_<code>v8qi3): New expander. Use
538 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
539 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
540 (mmx_<code><mode>3): New expander. Use
541 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
543 2008-05-05 Jan Hubicka <jh@suse.cz>
545 PR tree-optimization/36118
546 * passes.c (pass_init_dump_file): Fix dump header.
548 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
551 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
552 VCE for function decls.
554 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
556 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
558 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
560 * config/i386/i386.md (sat_plusminus): New.
561 (plusminus_insn): Likewise.
562 (plusminus_mnemonic): Likewise.
564 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
565 (*<addsub><mode>3_cc_overflow): Renamed to ...
566 (*<plusminus_insn><mode>3_cc_overflow): This.
567 (*<addsub>si3_zext_cc_overflow): Renamed to ...
568 (*<plusminus_insn>si3_zext_cc_overflow): This.
570 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
571 (<plusminus_insn><mode>3): This.
572 (*<addsub><mode>3): Renamed to ...
573 (*<plusminus_insn><mode>3): This.
574 (<sse>_vm<addsub><mode>3): Renamed to ...
575 (<sse>_vm<plusminus_insn><mode>3): This.
576 (sse3_h<addsub>v4sf3): Renamed to ...
577 (sse3_h<plusminus_insn>v4sf3): This.
578 (sse3_h<addsub>v2df3): Renamed to ...
579 (sse3_h<plusminus_insn>v2df3): This.
580 (<plusminus_insn><mode>3): New.
581 (*<plusminus_insn><mode>3): Likewise.
582 (sse2_<plusminus_insn><mode>3): Likewise.
583 (add<mode>): Removed.
584 (*add<mode>3): Likewise.
585 (sse2_ssadd<mode>3): Likewise.
586 (sse2_usadd<mode>3): Likewise.
587 (sub<mode>3): Likewise.
588 (*sub<mode>3): Likewise.
589 (sse2_sssub<mode>3): Likewise.
590 (sse2_ussub<mode>3): Likewise.
592 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
594 * gthr-single.h: Add in required interface elements as per gthr.h.
595 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
596 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
597 Generalize UNUSED macro.
598 (__gthread_once): Add.
599 (__gthread_key_create): Add.
600 (__gthread_key_delete): Add.
601 (__gthread_getspecific): Add.
602 (__gthread_setspecific): Add.
604 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
606 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
607 the same size types for the indirect reference on the rhs, then
610 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
612 * config/i386/i386.md
613 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
614 one insn template instead of template series.
615 (*xordi_1_rex64): Ditto.
616 (*xordi_2_rex64): Ditto.
618 2008-05-05 Ira Rosen <irar@il.ibm.com>
620 PR tree-optimization/36119
621 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
624 2008-06-04 Jan Hubicka <jh@suse.cz>
626 tree-optimization/36100
627 * tree-pass.h (pass_O0_always_inline): Declare.
628 * ipa-inline.c (inline_transform): Remove dead code.
629 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
630 pass_O0_always_inline): New.
631 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
633 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
635 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
636 mnemonic in this_param move for TARGET_64BIT.
638 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
640 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
641 (*strmovsi_rex_1): Ditto.
642 (*strsetsi_1): Ditto.
643 (*strsetsi_rex_1): Ditto.
645 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
646 adddicc expanders using SWI mode iterator.
648 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
651 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
654 2008-05-04 David S. Miller <davem@davemloft.net>
656 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
657 (sparc*-*-linux*): Use linux.h in tm_file.
658 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
659 compiler defaulting to 32-bit.
660 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
662 * config/sparc/linux.h: Remove definitions now obtained
663 properly from linux.h
664 * config/sparc/linux64.h: Likewise.
665 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
666 don't want this setting for 32-bit builds in a biarch compiler.
667 * doc/install.texi: Add sparc-linux to list of targets
668 supporting --enable-targets=all.
670 2008-05-03 Andrew Pinski <pinskia@gmail.com>
672 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
674 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
676 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
677 after V4SI_FTYPE_V8HI.
678 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
679 case V4SI_FTYPE_V2DF.
681 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
683 * doc/invoke.texi (max-flow-memory-locations): Removed.
684 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
686 2008-05-03 Richard Guenther <rguenther@suse.de>
689 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
691 2008-05-02 David S. Miller <davem@davemloft.net>
693 * config.gcc (need_64bit_hwint): Document libcpp dependency.
695 2008-05-02 Simon Baldwin <simonb@google.com>
698 * c-common.h (warn_array_subscript_range): Removed.
699 * c-common.c (warn_array_subscript_range): Ditto.
700 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
701 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
703 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
705 * config/i386/i386.c (ix86_special_builtin_type): New.
706 (bdesc_special_args): Likewise.
707 (ix86_expand_special_args_builtin): Likewise.
708 (ix86_init_mmx_sse_builtins): Updated.
709 (ix86_expand_builtin): Updated.
710 (ix86_expand_store_builtin): Removed.
711 (ix86_expand_unop_builtin): Likewise.
713 * config/i386/mm3dnow.h (__v2sf): Moved to ...
714 * config/i386/mmintrin.h (__v2sf): Here.
716 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
718 (_mm_loadl_pi): Likewise.
719 (_mm_storeh_pi): Replace __v2si with __v2sf.
720 (_mm_storel_pi): Likewise.
722 * doc/extend.texi: Correct __builtin_ia32_loadhps,
723 __builtin_ia32_loadlps, __builtin_ia32_storehps,
724 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
725 __builtin_ia32_loadlpd.
727 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
729 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
730 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
731 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
732 (ix86_init_mmx_sse_builtins): Updated.
733 (ix86_expand_args_builtin): Likewise.
734 (ix86_expand_builtin): Likewise.
735 (ix86_expand_unop1_builtin): Renamed to ...
736 (ix86_expand_unop_vec_merge_builtin): This.
738 2008-05-01 Jan Hubicka <jh@suse.cz>
741 * ipa-inline.c (inline_generate_summary): Make static.
742 (inline_transform): Do not call inlining at -O0; make static.
743 * passes.c (execute_todo): Add sanity check.
744 (execute_one_ipa_transform_pass): Execute proper flags.
746 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
748 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
749 (DECL_NONADDRESSABLE_P): Likewise.
750 * alias.c (record_component_aliases): Fix comment.
752 2008-05-01 Simon Baldwin <simonb@google.com>
754 * c-common.h (warn_array_subscript_range): New function.
755 * c-common.c (warn_array_subscript_range): Ditto.
756 * tree-vrp.c (check_array_ref): Corrected code to agree with
757 comment, ignoring only arrays of size 0 or size 1.
758 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
760 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
762 * config/i386/i386.c (ix86_builtin_type): Replace
763 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
764 (bdesc_args): Updated.
765 (ix86_init_mmx_sse_builtins): Likewise.
766 (ix86_expand_args_builtin): Likewise.
768 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
771 * doc/extend.texi: Correct __builtin_ia32_palignr.
773 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
776 * config/i386/i386.c (bdesc_crc32): Removed.
777 (ix86_expand_crc32): Likewise.
778 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
779 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
780 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
781 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
782 UINT_FTYPE_UINT_UCHAR.
783 (bdesc_args): Updated. Add crc32 builtins.
784 (ix86_init_mmx_sse_builtins): Updated.
785 (ix86_expand_args_builtin): Updated to support subreg.
787 * doc/extend.texi: Correct __builtin_ia32_crc32di.
789 2008-05-01 Jan Hubicka <jh@suse.cz>
791 * tree-pass.h (opt_pass): Add IPA_PASS.
792 (varpool_node, cgraph_node): Forward declare.
793 (ipa_opt_pass): Define.
794 (pass_ipa_inline): Turn into ipa_opt_pass.
795 (pass_apply_inline): Remove.
796 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
797 (apply_inline): Turn into ....
798 (inline_transform): ... this one.
799 (inline_generate_summary): New function.
800 (pass_apply_inline): Remove.
801 * function.h (ipa_opt_pass): Forward declare structure; typedef;
803 (struct function): Add ipa_transforms_to_apply.
804 * passes.c (register_one_dump_file): Work on IPA_PASS.
805 (init_optimization_passes): Remove pass_inline_parameters and
807 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
808 (execute_one_pass) ... here; apply transforms when possible.
809 (add_ipa_transform_pass, execute_ipa_summary_asses,
810 execute_one_ipa_transform_pass): New.
811 (execute_ipa_pass_list): Update for IPA_PASS type.
813 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
815 * config/i386/i386.c (ix86_builtin_type): Add
816 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
817 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
818 (bdesc_args): Add SSE4a builtins.
819 (ix86_init_mmx_sse_builtins): Updated.
820 (ix86_expand_args_builtin): Likewise.
821 (ix86_expand_builtin): Likewise.
823 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
825 * config/i386/i386.c (ix86_builtin_type): Add
826 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
827 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
828 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
829 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
830 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
831 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
832 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
833 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
834 and DI_FTYPE_DI_DI_INT.
835 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
836 (ix86_init_mmx_sse_builtins): Updated.
837 (ix86_expand_args_builtin): Likewise.
838 (ix86_expand_builtin): Likewise.
839 (ix86_expand_binop_imm_builtin): Removed.
841 * doc/extend.texi: Correct __builtin_ia32_palignr128.
843 2008-04-30 Richard Guenther <rguenther@suse.de>
845 PR tree-optimization/32921
846 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
848 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
850 * config/arm/arm.c (arm_unwind_emit): Use
851 crtl->all_throwers_are_sibcalls instead of
852 cfun->all_throwers_are_sibcalls.
853 (arm_output_fn_unwind): Likewise.
854 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
855 instead of cfun->uses_pic_offset_table.
856 (frv_expand_prologue): Likewise.
857 (frv_frame_pointer_required): Likewise.
858 (frv_expand_fdpic_call): Likewise.
859 (frv_emit_movsi): Likewise.
860 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
861 cfun->returns_pcc_struct instead of
862 current_function_returns_pcc_struct.
863 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
864 instead of cfun->calls_eh_return.
865 (m32c_pushm_popm): Likewise.
866 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
867 "extern" declaration.
869 2008-04-30 Richard Guenther <rguenther@suse.de>
871 PR tree-optimization/21636
872 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
874 (evaluate_stmt): Print the likely value.
875 (ccp_visit_stmt): Avoid excessive vertical spacing.
877 2008-04-30 Rafael Espindola <espindola@google.com>
879 * builtins.c (fold_call_expr): Return realret.
880 * tree-ssa-threadedge.c
881 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
882 __builtin_object_size.
884 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
886 * gcc.c (wrapper_string): New variable.
887 (insert_wrapper): New function.
888 (execute): New option -wrapper.
889 * doc/invoke.texi (Overall Options): New driver option -wrapper.
891 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
893 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
894 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
895 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
897 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
898 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
899 config/rs6000/e500crtres64gprctr.asm,
900 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
901 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
902 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
903 config/rs6000/e500crtsav64gprctr.asm,
904 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
905 config/rs6000/e500crtsavg64gprctr.asm: New files.
906 * config/rs6000/t-ppccomm: Add build rules for new files.
907 (LIB2FUNCS_STATIC_EXTRA): Add new files.
908 * config/rs6000/t-netbsd: Add build rules for new files.
909 (LIB2FUNCS_STATIC_EXTRA): New variable.
910 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
911 (CRTSAVRES_DEFAULT_SPEC): Likewise.
912 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
914 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
916 * config/i386/i386.c (ix86_builtin_type): Add
917 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
918 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
919 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
920 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
921 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
922 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
923 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
924 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
925 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
926 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
927 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
928 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
929 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
930 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
931 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
932 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
933 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
934 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
935 V1DI_FTYPE_V2SI_V2SI.
936 (bdesc_2arg): Moved to ...
938 (ix86_init_mmx_sse_builtins): Updated.
939 (ix86_expand_args_builtin): Updated. Take a pointer
940 to const struct builtin_description. Handle comparison
942 (ix86_expand_sse_compare): Take a new argument for swapping operands.
943 (ix86_expand_builtin): Updated.
945 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
946 (ssse3_pmaddubsw128): This.
947 (ssse3_pmaddubswv4hi3): Renamed to ...
948 (ssse3_pmaddubsw): This.
950 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
951 (__builtin_ia32_packssdw128): Likewise.
952 (__builtin_ia32_packuswb128): Likewise.
953 (__builtin_ia32_pmaddubsw): Likewise.
954 (__builtin_ia32_pmaddubsw128): Likewise.
956 2008-04-30 Richard Guenther <rguenther@suse.de>
958 PR tree-optimization/14847
959 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
960 (recognize_bits_test): Use it.
961 (recognize_single_bit_test): Likewise.
963 2008-04-30 Martin Jambor <mjambor@suse.cz>
965 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
966 instead of setting number of formal parameters to zero.
967 (ipcp_init_stage): Do not set the number of actual parameters to zero
969 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
970 which are called with variable number of arguments.
971 (ipcp_insert_stage): Explicitely skipping all nodes which are
972 called with variable number of arguments.
973 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
974 number of parameters.
976 * ipa-prop.h (struct ipa_node_params): Added flag
977 called_with_var_arguments
978 (ipa_set_param_count): Added. Changed sole setter to use it.
979 (ipa_get_param_count): Added. All readers of param_count
980 converted to use it instead.
981 (ipa_set_called_with_variable_arg): Added.
982 (ipa_is_called_with_var_arguments): Added.
983 (ipa_get_ith_param): Added. All readers of param_decls converted
985 (ipa_set_cs_argument_count): Added, sole writer to argument_count
987 (ipa_get_cs_argument_count): Added, all readers of argument_count
989 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
992 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
993 (struct ipcp_lattice): Renamed cval_type to type
994 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
996 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
997 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
998 (ipcp_insert_stage): Changed the type of variable cvalue to tree
999 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1000 (build_const_val): Changed the type of parameter cvalue to tree
1001 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1002 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1004 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1007 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1008 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1009 (ipa_add_method): Renamed to ipa_push_func_to_list
1010 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1011 (ipa_callsite_param_count): Removed.
1012 (ipa_callsite_param_count_set): Removed.
1013 (ipa_callsite_param): Removed.
1014 (ipa_callsite_callee): Removed.
1015 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1016 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1017 (ipa_method_formal_count): Removed.
1018 (ipa_method_formal_count_set): Removed.
1019 (ipa_method_get_tree): Removed.
1020 (ipa_method_tree_map_create): Removed.
1021 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1022 (ipa_create_param_decls_array): Creates the array itself
1023 (ipa_create_param_decls_array): Temporary variable info instead of
1025 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1026 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1027 (get_type): Removed.
1028 (ipa_jf_get_info_type): Removed.
1029 (ipa_node_create): Renamed to ipa_create_node_params
1030 (ipa_free): Renamed to ipa_free_all_node_params
1031 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1032 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1033 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1034 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1035 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1036 ipa_free_all_edge_args
1037 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1038 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1039 (ipa_create_methodlist_node): Removed.
1040 (ipa_methodlist_method): Removed.
1041 (ipa_methodlist_method_set): Removed.
1042 (ipa_methodlist_next_method): Removed.
1043 (ipa_methodlist_next_method_set): Removed.
1044 (ipa_method_is_modified): Removed.
1045 (ipa_method_modify_create): Removed.
1046 (ipa_method_modify_init): Temporary variable info instead of a few
1048 (ipa_detect_param_modifications): Temporary variable info instead of
1050 (ipa_compute_jump_functions): Temporary variable info instead of
1052 (ipa_method_modify_set): Removed.
1053 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1054 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1055 than craph_node as the first parameter.
1056 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1057 (ipa_method_modify_init): Removed.
1058 (ipa_compute_jump_functions): Added a temp variable instead of
1059 repeatadly dereferencing the cgraph_edge.aux pointer
1060 (ipa_callsite_param_set_type): Removed.
1061 (ipa_compute_jump_functions): i renamed to index and moved to
1063 (ipa_callsite_param_set_info_type_formal): Removed.
1064 (ipa_callsite_param_set_info_type): Removed.
1065 (ipa_callsite_param_map_create): Removed.
1066 (ipa_callsite_tree): Removed.
1067 (ipa_callsite_caller): Removed.
1068 (ipa_pop_func_from_list): return_method removed to return_func
1070 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1071 prefixed all values with IPA_. Changed all users.
1072 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1073 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1074 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1075 (union parameter_info): Renamed to jump_func_value.
1076 (union jump_func_value): Renamed value to constant
1077 (struct ipa_jump_func): Renamed info_type to value
1078 (struct ipa_node): Renamed to ipa_node_params
1079 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1080 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1081 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1082 (struct ipa_edge): Renamed to ipa_edge_args
1083 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1084 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1085 (struct ipa_methodlist): Renamed to ipa_func_list
1086 (struct ipa_func_list): method_p renamed to node, next_method
1088 (ipa_methodlist_p): Removed, switched all users to struct pointer
1089 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1091 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1093 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1094 (rs6000_emit_epilogue): Use backchain to restore only when we
1095 have a large frame. Make use of frame pointer to restore if we
1096 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1098 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1100 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1101 Add mode to zero_extract.
1102 (sign bit tests peepholes): (Ditto.).
1104 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1106 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1107 Instructions in comments with SSE3.
1108 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1109 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1110 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1111 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
1112 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
1113 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
1114 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
1115 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
1116 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
1117 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
1118 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
1119 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
1120 (bdesc_sse_args): Renamed to ...
1121 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
1122 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
1123 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
1125 (bdesc_1arg): Moved to ...
1127 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
1128 Instructions in comments with SSE3.
1129 (ix86_expand_sse_operands_builtin): Renamed to ...
1130 (ix86_expand_args_builtin): This. Updated.
1131 (ix86_expand_unop1_builtin): Update comments.
1132 (ix86_expand_builtin): Updated.
1134 2008-04-29 Richard Guenther <rguenther@suse.de>
1136 PR tree-optimization/36078
1137 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1138 Update virtual SSA form after cleaning up the CFG.
1140 2008-04-29 Richard Guenther <rguenther@suse.de>
1143 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
1145 2008-04-29 Richard Guenther <rguenther@suse.de>
1147 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
1148 (compute_may_aliases): Do not call finalize_ref_all_pointers.
1149 (compute_flow_insensitive_aliasing): Do not treat
1150 PTR_IS_REF_ALL pointers special.
1151 (get_smt_for): Likewise.
1152 (may_alias_p): Re-structure.
1153 (is_escape_site): A ref-all pointer conversion is not an escape site.
1154 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
1155 PTR_IS_REF_ALL pointers special.
1156 * tree-ssa-structalias.h (struct alias_info): Remove
1157 ref_all_symbol_mem_tag field.
1158 (PTR_IS_REF_ALL): Remove.
1160 2008-04-29 Richard Guenther <rguenther@suse.de>
1163 * fold-const.c (extract_muldiv_1): In combining division constants
1164 make sure to never overflow.
1166 2008-04-29 Nick Clifton <nickc@redhat.com>
1168 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
1170 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1173 * optc-gen.awk: Work around HP-UX/IA awk bug.
1175 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
1177 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
1180 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1183 * config/i386/i386.md
1184 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
1185 Change operand 1 predicate to nonimmediate_operand.
1187 2008-04-28 Jakub Jelinek <jakub@redhat.com>
1190 * dwarf2out.c (struct die_struct): Mark as chain_circular through
1192 * gengtype.c (walk_type, write_func_for_structure): Handle
1194 * doc/gty.texi: Document chain_circular.
1196 2008-04-28 Richard Guenther <rguenther@suse.de>
1198 PR tree-optimization/36066
1199 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
1202 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1205 * config/i386/i386.md
1206 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
1207 Use match_scratch instead of match_operand for operands 3 and 4.
1209 2008-04-27 Richard Guenther <rguenther@suse.de>
1211 PR tree-optimization/18754
1212 PR tree-optimization/34223
1213 * tree-pass.h (pass_complete_unrolli): Declare.
1214 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
1215 loop size before and after unconditionally of UL_NO_GROWTH in effect.
1216 Rewrite loop into loop closed SSA form if it is not already.
1217 (tree_unroll_loops_completely): Re-structure to iterate over
1218 innermost loops with intermediate CFG cleanups.
1219 Unroll outermost loops only if requested or the code does not grow
1221 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
1222 loops are available.
1223 (tree_vectorize): Instead do so here.
1224 (tree_complete_unroll): Also unroll outermost loops.
1225 (tree_complete_unroll_inner): New function.
1226 (gate_tree_complete_unroll_inner): Likewise.
1227 (pass_complete_unrolli): New pass.
1228 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
1229 uses outside of the loop.
1230 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
1231 form if it is available.
1232 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
1233 * passes.c (init_optimization_passes): Schedule complete inner
1234 loop unrolling pass before the first CCP pass after final inlining.
1236 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
1238 * targhooks.h (default_emutls_var_fields,
1239 default_emutls_var_init): Declare.
1240 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
1241 * target.h (struct gcc_target): Add struct emutls member.
1242 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
1243 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
1244 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
1245 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
1246 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
1247 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
1248 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
1249 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
1250 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
1251 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
1252 emit debug information.
1253 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
1254 * varasm.c: Include targhooks.h.
1255 (emutls_object_section, emutls_tmpl_section): New.
1256 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
1257 (EMUTLS_SEPARATOR): New.
1259 (get_emutls_object_name): New.
1260 (default_emutls_var_fields): New, broken out of ...
1261 (get_emutls_object_type): ... here. Adjust to use target hooks.
1262 (get_emutls_init_templ_addr): Adjust to use target hooks.
1263 (emutls_decl): Adjust to use target hooks.
1264 (emutls_finish): Likewise.
1265 (default_emutls_var_init): New, broken out of ...
1266 (assemble_variable): ... here. Adjust to use target hooks.
1267 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
1269 * c-common.c (handle_section_attribute): Prevent overriding
1270 sections for emulated tls with special sections.
1271 * config/i386/i386.c (x86_64_elf_select_section): Add
1272 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
1273 (x86_64_elf_unique_section): Likewise.
1274 * config/vxworks.c: Include tree.h.
1275 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
1276 (vxworks_override_options): Set TLS scheme.
1277 * doc/tm.texi (Emulated TLS): New node.
1279 2008-04-26 Simon Baldwin <simonb@google.com>
1282 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
1283 with propagated string constants.
1285 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
1287 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
1288 constraint for operand 2 when operand 0 is memory operand.
1289 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
1290 operand 0 is memory operand.
1291 (fix_trunc<mode>_i387_with_temp): Ditto.
1292 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
1293 operand 2 when operand 1 is memory operand.
1294 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
1295 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
1296 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
1297 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1298 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
1299 operands 2,3 and 4 when operand 1 is memory operand.
1300 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
1302 (fistdi2_floor_with_temp): Ditto.
1303 (fist<mode>2_floor_with_temp): Ditto.
1304 (fistdi2_ceil_with_temp): Ditto.
1305 (fist<mode>2_ceil_with_temp): Ditto.
1306 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
1308 2008-04-26 David Daney <ddaney@avtrex.com>
1310 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
1312 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
1313 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1314 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1315 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
1316 (compare_and_swap_12): New insn.
1317 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
1318 * config/mips/mips.c (mips_force_binary): New function.
1319 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
1320 (mips_expand_compare_and_swap_12): New function.
1321 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
1323 2008-04-25 Jan Hubicka <jh@suse.cz>
1326 * cfgexpand.c (pass_expand): Turn into RTL pass.
1327 * passes.c (execute_one_pass): Do pass typechecking after execution.
1328 * tree-pass.h (pass_expand): Turn into RTL pass.
1330 * function.h (struct rtl_data): Move here fields
1331 accesses_prior_frames, calls_eh_return, saves_all_registers,
1332 has_nonlocal_goto, has_asm_statement, is_thunk,
1333 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
1334 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
1335 arg_pointer_save_area_init from struct function; turn into bool.
1336 (struct function): Move
1337 calls_eh_return, saves_all_registers, has_nonlocal_goto,
1338 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
1339 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
1340 tail_call_emit, arg_pointer_save_area_init
1341 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
1342 (current_function_returns_struct, current_function_returns_pcc_struct,
1343 current_function_calls_setjmp, current_function_calls_alloca,
1344 current_function_accesses_prior_frames,
1345 current_function_calls_eh_return, current_function_is_thunk,
1346 current_function_stdarg, current_function_profile,
1347 current_function_limit_stack, current_function_uses_pic_offset_table,
1348 current_function_uses_const_pool, current_function_has_nonlocal_label,
1349 current_function_saves_all_registers,
1350 current_function_has_nonlocal_goto,
1351 current_function_has_asm_statement): Remove accesor macros.
1352 * ra-conflict.c (global_conflicts): Update.
1353 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
1354 (suitable_for_tail_call_opt_p): Update.
1355 * builtins.c (expand_builtin_return_addr): Update.
1356 (expand_builtin_setjmp_setup): Update.
1357 (expand_builtin_nonlocal_goto): Update.
1358 * final.c (final_start_function): Update.
1359 (profile_function): Update.
1360 (leaf_function_p): Update.
1361 (only_leaf_regs_used): Update.
1362 * df-scan.c (df_get_exit_block_use_set): Update.
1363 * dojump.c (clear_pending_stack_adjust): Update.
1364 * tree-stdarg.c (gate_optimize_stdarg): Update.
1365 * gimple-low.c (lower_function_body): Update.
1366 * global.c (compute_regsets): Update.
1367 (global_alloc): Update.
1368 * dwarf2out.c (dwarf2out_begin_prologue): Update.
1369 * expr.c (expand_assignment): Update.
1370 * dse.c (dse_step0): Update.
1371 (dse_step1): Update.
1372 * c-decl.c (store_parm_decls): Update.
1373 * local-alloc.c (combine_regs): Update.
1374 (find_free_reg): Update.
1375 * function.c (assign_parms_augmented_arg_list): Update.
1376 (assign_parm_find_data_types): Update.
1377 (assign_parms): Update.
1378 (allocate_struct_function): Update.
1379 (expand_function_start): Update.
1380 (expand_function_end): Update.
1381 (get_arg_pointer_save_area): Update.
1382 (thread_prologue_and_epilogue_insns): Update.
1383 (rest_of_match_asm_constraints): Update.
1384 * stor-layout.c (variable_size): Update.
1385 * gcse.c (gcse_main): Update.
1386 (bypass_jumps): Update.
1387 * gimplify.c (gimplify_function_tree): Update.
1388 * calls.c (emit_call_1): Update.
1389 (expand_call): Update.
1390 * bt-load.c (compute_defs_uses_and_gen): Update.
1391 * except.c (sjlj_assign_call_site_values): Update.
1392 (sjlj_emit_function_enter): Update.
1393 (can_throw_external): Update.
1394 (set_nothrow_function_flags): Update.
1395 (expand_builtin_unwind_init): Update.
1396 (expand_eh_return): Update.
1397 (convert_to_eh_region_ranges): Update.
1398 (output_function_exception_table): Update.
1399 * emit-rtl.c (gen_tmp_stack_mem): Update.
1400 * cfgexpand.c (expand_used_vars): Update.
1401 (tree_expand_cfg): Update.
1402 * cfgcleanup.c (rest_of_handle_jump): Update.
1403 * explow.c (allocate_dynamic_stack_space): Update.
1404 * varasm.c (assemble_start_function): Update.
1405 (force_const_mem): Update.
1406 (mark_constant_pool): Update.
1407 * tree-optimize.c (tree_rest_of_compilation): Update.
1408 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
1409 * tree-cfg.c (notice_special_calls): Update.
1410 (is_ctrl_altering_stmt): Update.
1411 (tree_can_make_abnormal_goto): Update.
1412 (tree_purge_dead_abnormal_call_edges): Update.
1413 * config/alpha/predicates.md: Update.
1414 * config/alpha/alpha.c (alpha_sa_mask): Update.
1415 (alpha_sa_size): Update.
1416 (alpha_does_function_need_gp): Update.
1417 (alpha_expand_prologue): Update.
1418 (alpha_start_function): Update.
1419 (alpha_output_function_end_prologue): Update.
1420 (alpha_expand_epilogue): Update.
1421 * config/frv/frv.c (frv_stack_info): Update.
1422 (frv_expand_epilogue): Update.
1423 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
1424 (s390_register_info): Update.
1425 (s390_frame_info): Update.
1426 (s390_init_frame_layout): Update.
1427 (s390_can_eliminate): Update.
1428 (save_gprs): Update.
1429 * config/spu/spu.c (spu_split_immediate): Update.
1430 (need_to_save_reg): Update.
1431 (spu_expand_prologue): Update.
1432 (spu_expand_epilogue): Update.
1433 * config/sparc/sparc.md: Update.
1434 * config/sparc/sparc.c (eligible_for_return_delay): Update.
1435 (sparc_tls_got): Update.
1436 (legitimize_pic_address): Update.
1437 (sparc_emit_call_insn): Update.
1438 (sparc_expand_prologue): Update.
1439 (output_return): Update.
1440 (print_operand): Update.
1441 (sparc_function_ok_for_sibcall): Update.
1442 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
1443 * config/m32r/m32r.md: Update.
1444 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
1445 (m32r_compute_frame_size): Update.
1446 (m32r_expand_prologue): Update.
1447 (m32r_expand_epilogue): Update.
1448 (m32r_legitimize_pic_address): Update.
1449 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
1450 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1451 * config/i386/i386.c (ix86_frame_pointer_required): Update.
1453 (ix86_save_reg): Update.
1454 (ix86_compute_frame_layout): Update.
1455 (ix86_expand_prologue): Update.
1456 (ix86_expand_epilogue): Update.
1457 * config/sh/sh.c (output_stack_adjust): Update.
1458 (calc_live_regs): Update.
1459 (sh5_schedule_saves): Update.
1460 (sh_expand_prologue): Update.
1461 (sh_expand_epilogue): Update.
1462 (sh_setup_incoming_varargs): Update.
1463 (sh_allocate_initial_value): Update.
1464 (sh_get_pr_initial_val): Update.
1465 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
1466 * config/sh/sh.md (label:): Update.
1467 * config/avr/avr.c (out_movhi_mr_r): Update.
1468 * config/crx/crx.h (enum): Update.
1469 * config/xtensa/xtensa.h (along): Update.
1470 * config/stormy16/stormy16.c Update.
1471 (xstormy16_compute_stack_layout): Update.
1472 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
1473 (fr30_expand_prologue): Update.
1474 * config/cris/cris.c (cris_conditional_register_usage): Update.
1475 (cris_reg_saved_in_regsave_area): Update.
1476 (cris_initial_frame_pointer_offset): Update.
1477 (cris_simple_epilogue): Update.
1478 (cris_expand_prologue): Update.
1479 (cris_expand_epilogue): Update.
1480 (cris_expand_pic_call_address): Update.
1481 (cris_asm_output_symbol_ref): Update.
1482 (cris_asm_output_label_ref): Update.
1483 * config/cris/cris.md Update.
1484 * config/iq2000/iq2000.c (compute_frame_size): Update.
1485 (iq2000_expand_epilogue): Update.
1486 * config/mt/mt.h (save_direction): Update.
1487 * config/mn10300/mn10300.c (mn10300_function_value): Update.
1488 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1489 (ia64_secondary_reload_class): Update.
1490 * config/m68k/m68k.c (m68k_save_reg): Update.
1491 (m68k_expand_prologue): Update.
1492 (m68k_expand_epilogue): Update.
1493 (legitimize_pic_address): Update.
1494 * config/rs6000/rs6000.c (rs6000_got_register): Update.
1495 (first_reg_to_save): Update.
1496 (first_altivec_reg_to_save): Update.
1497 (compute_vrsave_mask): Update.
1498 (compute_save_world_info): Update.
1499 (rs6000_stack_info): Update.
1500 (spe_func_has_64bit_regs_p): Update.
1501 (rs6000_ra_ever_killed): Update.
1502 (rs6000_emit_eh_reg_restore): Update.
1503 (rs6000_emit_allocate_stack): Update.
1504 (rs6000_emit_prologue): Update.
1505 (rs6000_emit_epilogue): Update.
1506 (rs6000_output_function_epilogue): Update.
1507 (output_profile_hook): Update.
1508 (rs6000_elf_declare_function_name): Update.
1509 * config/rs6000/rs6000.h (rs6000_args): Update.
1510 * config/rs6000/rs6000.md: Update.
1511 * config/mcore/mcore.c (mcore_expand_prolog): Update.
1512 * config/arc/arc.c (arc_output_function_epilogue): Update.
1513 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
1514 * config/darwin.c (machopic_function_base_name): Update.
1515 * config/score/score3.c (score3_compute_frame_size): Update.
1518 (score3_epilogue): Update.
1519 * config/score/score7.c (score7_compute_frame_size): Update.
1520 (score7_prologue): Update.
1521 (score7_epilogue): Update.
1522 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
1523 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1524 * config/arm/arm.c (use_return_insn): Update.
1525 (require_pic_register): Update.
1526 (arm_load_pic_register): Update.
1527 (arm_compute_save_reg0_reg12_mask): Update.
1528 (arm_compute_save_reg_mask): Update.
1529 (thumb1_compute_save_reg_mask): Update.
1530 (output_return_instruction): Update.
1531 (arm_output_function_prologue): Update.
1532 (arm_output_epilogue): Update.
1533 (arm_get_frame_offsets): Update.
1534 (arm_expand_prologue): Update.
1535 (thumb_pushpop): Update.
1536 (thumb_exit): Update.
1537 (thumb1_expand_prologue): Update.
1538 (thumb1_expand_epilogue): Update.
1539 (arm_unwind_emit): Update.
1540 (arm_output_fn_unwind): Update.
1541 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
1542 * config/arm/arm.md: Update.
1543 * config/pa/pa.md: Update.
1544 * config/pa/pa.c (legitimize_pic_address): Update.
1545 (compute_frame_size): Update.
1546 (hppa_expand_prologue): Update.
1547 (hppa_expand_epilogue): Update.
1548 (borx_reg_operand): Update.
1549 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
1550 (HARD_REGNO_RENAME_OK): Update.
1551 * config/mips/mips.c (mips_global_pointer): Update.
1552 (mips_save_reg_p): Update.
1553 (mips_compute_frame_info): Update.
1554 (mips_frame_pointer_required): Update.
1555 (mips_expand_prologue): Update.
1556 (mips_expand_epilogue): Update.
1557 (mips_can_use_return_insn): Update.
1558 (mips_reorg_process_insns): Update.
1559 * config/v850/v850.c (compute_register_save_size): Update.
1560 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
1561 * config/mmix/mmix.c (along): Update.
1562 (mmix_expand_epilogue): Update.
1563 * config/bfin/bfin.c (legitimize_pic_address): Update.
1564 (must_save_p): Update.
1565 (stack_frame_needed_p): Update.
1566 (add_to_reg): Update.
1567 (bfin_expand_prologue): Update.
1568 * stmt.c (expand_asm_operands): Update.
1569 * reload1.c (reload): Update.
1570 (init_elim_table): Update.
1572 2008-04-25 Bob Wilson <bob.wilson@acm.org>
1574 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
1576 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
1578 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
1579 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
1580 (mov<mode>): Removed.
1581 (*movv4sf_internal): Likewise.
1582 (*movv2df_internal): Likewise.
1584 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
1586 * config.gcc (crx-*-elf): Remove deprecation.
1588 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
1590 * config/i386/cygming-crtend.c (register_frame_ctor): Register
1591 __gcc_deregister_frame with atexit.
1592 (deregister_frame_dtor): Remove.
1594 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
1595 Nathan Sidwell <nathan@codesourcery.com>
1597 * config/rs6000/rs6000.opt (mspe): Remove Var property.
1599 * config/rs6000/rs6000.h (rs6000_spe): Declare.
1600 (rs6000_isel): Likewise.
1601 * config/rs6000/rs6000.c (rs6000_spe): New variable.
1602 (rs6000_isel): New variable.
1603 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
1605 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1608 * c-common.c (handle_vector_size_attribute): Call
1609 lang_hooks.types.reconstruct_complex_type instead of
1610 reconstruct_complex_type.
1611 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
1612 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
1613 * langhooks.h (struct lang_hooks_for_types): Add
1614 reconstruct_complex_type hook.
1615 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
1616 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
1618 2008-04-24 Richard Guenther <rguenther@suse.de>
1620 * c-common.h (check_builtin_function_arguments): Declare.
1621 * c-common.c (validate_nargs): New function.
1622 (check_builtin_function_arguments): Likewise.
1623 * c-typeck.c (build_function_call): Call
1624 check_builtin_function_arguments.
1625 * builtins.c (fold_builtin_classify): Remove error reporting code.
1626 (fold_builtin_unordered_cmp): Likewise.
1627 (fold_builtin_1): Likewise.
1628 (fold_builtin_n): Likewise.
1630 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1632 PR tree-optimization/36008
1633 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
1634 the original op1, rather than delta by step.
1636 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
1637 Sebastian Pop <sebastian.pop@amd.com>
1639 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
1640 eliminate_local_variables_stmt, eliminate_local_variables,
1641 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
1642 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
1643 of code delimited by two edges in the CFG.
1644 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
1645 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
1646 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
1647 the case of parallelisation of reductions.
1648 (expr_invariant_in_region_p): New.
1650 * tree-flow.h (gather_blocks_in_sese_region): Declared.
1651 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
1653 2008-04-24 Ira Rosen <irar@il.ibm.com>
1654 Richard Guenther <rguenther@suse.de>
1656 PR tree-optimization/36034
1657 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
1658 incapable of dealing with loads with gaps.
1660 2008-04-24 Rafael Espindola <espindola@google.com>
1662 * tree-flow.h (vrp_evaluate_conditional): Change signature.
1663 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1664 vrp_evaluate_conditional.
1665 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
1666 (vrp_evaluate_conditional): Split the cond argument.
1667 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
1668 (simplify_stmt_for_jump_threading): Update call to
1669 vrp_evaluate_conditional.
1671 2008-04-24 Ira Rosen <irar@il.ibm.com>
1673 PR tree-optimization/35982
1674 * tree-vect-analyze.c (vect_check_interleaving): Check that the
1675 interleaved data-refs are of the same type.
1677 2008-04-24 Danny Smith <dannysmith@users.net>
1679 * c-format.c (check_format_info_main): Use strncmp rather than a
1680 magic prefix to handle multichar length specs.
1681 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
1682 Don't prefix "I64" and "I32" with '\0'.
1684 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1687 * config/i386/i386.c (init_cumulative_args): Don't pass anything
1688 in registers for -m32 only if stdarg_p (fntype).
1690 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
1692 PR rtl-optimization/36006
1693 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
1694 temp to op0 in order to avoid invalid rtx sharing.
1696 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1698 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
1699 check TREE_INVARIANT.
1700 * tree-gimple.c (is_gimple_address): New.
1701 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
1702 * tree-gimple.h (is_gimple_address): New.
1703 * tree.h (decl_address_invariant_p): New.
1704 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
1705 (build_string): Likewise.
1706 (decl_address_invariant_p): New, from is_gimple_invariant_address.
1707 (tree_invariant_p_1): Likewise.
1708 (save_expr): Use it.
1709 (tree_invariant_p): New.
1710 (skip_simple_arithmetic): Use it.
1711 (stabilize_reference_1): Use it.
1712 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
1714 (build1_stat): Drop code to compute TREE_INVARIANT.
1715 (build2_stat): Drop code to compute TREE_INVARIANT.
1716 (build3_stat): Drop code to compute TREE_INVARIANT.
1717 (build4_stat): Drop code to compute TREE_INVARIANT.
1718 (build5_stat): Drop code to compute TREE_INVARIANT.
1719 (build7_stat): Drop code to compute TREE_INVARIANT.
1720 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
1721 * tree.h (struct tree_base): Remove invariant_flag.
1722 (TREE_INVARIANT): Remove.
1723 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
1724 (fold_builtin_expect): Check TREE_CONSTANT.
1725 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
1726 * c-tree.h (c_expr_to_decl): Drop third parameter.
1727 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
1728 (build_c_cast): Don't set TREE_INVARIANT.
1729 (pop_init_level): Don't set TREE_INVARIANT.
1730 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
1731 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
1733 (gimplify_init_constructor): Don't set TREE_INVARIANT.
1734 (gimplify_addr_expr): Adjust comment.
1735 * tree-mudflap.c (mf_build_string):
1736 * print-tree.c (print_node): Don't print TREE_INVARIANT.
1737 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
1738 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
1739 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
1740 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
1741 * langhooks.h (struct lang_hooks): Drop third parameter from
1744 2008-04-23 Richard Guenther <rguenther@suse.de>
1746 PR tree-optimization/27799
1747 PR tree-optimization/32921
1748 PR tree-optimization/32624
1749 * tree-ssa-structalias.c (merge_smts_into): Only merge the
1750 SMTs aliases and the tag itself into the solution.
1751 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
1752 merge the points-to solution back into the SMT aliases.
1753 (may_alias_p): Use alias_set_subset_of instead of
1754 aliases_conflict_p. A pointer which points to
1755 memory with alias set zero may access any variable.
1757 2008-04-23 Richard Guenther <rguenther@suse.de>
1759 * alias.c (alias_set_subset_of): Correctly handle asking
1760 if zero is a subset of an alias set with zero child.
1761 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
1762 (compute_flow_insensitive_aliasing): Correctly walk all
1763 pointers. Do not unnecessarily union sets.
1765 2008-04-23 Richard Guenther <rguenther@suse.de>
1768 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
1770 2008-04-22 Tomas Bily <tbily@suse.cz>
1772 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
1774 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
1776 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1777 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1778 * tree-inline.c (estimate_num_insns_1): Likewise.
1779 * varasm.c (const_hash_1, compare_constant, copy_constant)
1780 (compute_reloc_for_constant, output_addressed_constants): Likewise.
1781 * emit-rtl.c (component_ref_for_mem_expr)
1782 (set_mem_attributes_minus_bitpos): Likewise.
1783 * expr.c (highest_pow2_factor, expand_expr_real_1, )
1784 (is_aligning_offset): Likewise.
1785 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
1786 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1787 * dojump.c (do_jump): Likewise.
1788 * builtins.c (get_pointer_alignment, get_memory_rtx)
1789 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
1790 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
1792 2008-04-23 Jakub Jelinek <jakub@redhat.com>
1794 PR rtl-optimization/36017
1795 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
1796 expanding the library call.
1798 2008-04-22 Ian Lance Taylor <iant@google.com>
1800 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
1803 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
1805 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
1806 of LR/CTR moves for Power6.
1808 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1811 * passes.c (init_optimization_passes): Remove
1812 pass_fast_rtl_byte_dce.
1814 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
1817 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
1818 builtin functions to generate faster code.
1819 (_mm_cvtpu16_ps): Ditto.
1820 (_mm_cvtpi32x2_ps): Ditto.
1822 2008-04-22 Nick Clifton <nickc@redhat.com>
1824 * common.opt (ftree-loop-distribution): Add Optimization
1827 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
1828 (frv_expand_builtin_va_start): Likewise.
1830 * config/arm/arm.c (thumb_find_work_register): Fix location of
1831 argument register count.
1833 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1835 Support scheduling for ColdFire V1 and V3 microarchitecture.
1836 Improve scheduling of multiplication instructions.
1838 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
1839 (mac): New instruction attribute.
1840 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
1841 (m68k_sched_mac): New variable.
1842 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
1843 Handle cfv1 and cfv3.
1844 (max_insn_size): New static variable.
1845 (struct _sched_ib): New type.
1846 (sched_ib): New static variable.
1847 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
1848 to fields of 'struct _sched_ib sched_ib'. Update all uses.
1849 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
1851 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1852 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
1853 new variables. Update.
1854 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1855 Add modeling of cfv3 instruction buffer. Update.
1856 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
1857 * config/m68k/m68k.h (TUNE_CFV3): New macro.
1858 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
1859 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
1860 a particular reservation applies to.
1861 (type2): Reorganize attribute values. Rename alu to alu_reg,
1862 alu_l to alu, move_l to omove. Join move to alu. Split mul
1864 (cf_ib_*): Simplify description of instruction buffer.
1865 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
1866 (cf_mem): Split into cf_mem1 and cf_mem2.
1867 (cf_v2_move_??): Rename to cfv12_alu_??.
1868 (cf_v2_move_l_??): Rename to cfv12_omove_??.
1869 (cf_v2_mul_??): Remove reservations.
1870 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
1871 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
1872 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
1874 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
1875 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
1876 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
1877 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
1878 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
1879 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
1880 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
1881 expansions of the above reservations for instructions of sizes
1884 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1886 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
1888 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
1890 * coverage.c: Include tree-pass.h.
1891 (coverage_counter_alloc): Print da_file_name to the dump file.
1893 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1895 * sbitmap.c (sbitmap_range_empty_p): New function.
1896 * sbitmap.h (sbitmap_range_empty_p): New function.
1897 * bitmap.h: Now includes obstack.h.
1899 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
1900 Kenneth Zadeck <zadeck@naturalbridge.com>
1902 * dbgcnt.def (ra_byte_scan): Added.
1903 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
1904 when the last hit happens for a counter.
1905 * timevar.def (TV_DF_BYTE_LR): New variable.
1906 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
1907 * passes.c (pass_fast_rtl_byte_dce): New pass.
1908 * fwprop.c (update_df): Added mode to call df_ref_create.
1909 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1910 DF_REF_EXTRACT_OFFSET.
1911 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
1912 DF_BYTE_LR_OUT, df_byte_lr): New macro.
1914 (df_ref_extract): Added mode field.
1915 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
1916 DF_REF_EXTRACT_OFFSET.
1917 (DF_REF_EXTRACT_MODE): New macro.
1918 (df_byte_lr_bb_info): New structure.
1919 (df_print_byte_regset, df_compute_accessed_bytes,
1920 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
1921 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
1922 df_byte_lr_simulate_uses,
1923 df_byte_lr_simulate_artificial_refs_at_top,
1924 df_byte_lr_simulate_artificial_refs_at_end,
1925 df_compute_accessed_bytes): New function.
1926 (df_ref_create): Add parameter.
1927 (df_byte_lr_get_bb_info): New inline function.
1928 * df-scan.c (df_ref_record, df_uses_record,
1929 df_ref_create_structure): Added mode parameter.
1930 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
1931 df_defs_record, df_uses_record, df_get_conditional_uses,
1932 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1933 df_entry_block_defs_collect, df_exit_block_uses_collect):
1934 Added mode parameter to calls to df_ref_record, df_uses_record,
1935 df_ref_create_structure.
1936 (df_ref_equal_p, df_ref_compare): Added test for modes.
1937 (df_ref_create_structure): Added code to set mode. Renamed
1938 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1939 DF_REF_EXTRACT_OFFSET.
1940 * df-core.c (df_print_byte_regset): New function.
1941 * df-byte-scan.c: New file.
1942 * df-problems.c (df_rd_transfer_function): Removed unnecessary
1943 calls to BITMAP_FREE.
1944 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
1945 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
1946 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
1947 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
1948 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
1949 df_byte_lr_local_compute, df_byte_lr_init,
1950 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
1951 df_byte_lr_transfer_function, df_byte_lr_free,
1952 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
1953 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
1954 df_byte_lr_simulate_uses,
1955 df_byte_lr_simulate_artificial_refs_at_top,
1956 df_byte_lr_simulate_artificial_refs_at_end): New function.
1957 * dce.c (byte_dce_process_block): New function.
1958 (dce_process_block): au is now passed in rather than computed
1959 locally. Changed loops that look at artificial defs to not look
1960 for conditional or partial ones, because there never are any.
1961 (fast_dce): Now is able to drive byte_dce_process_block or
1962 dce_process_block depending on the kind of dce being done.
1963 (rest_of_handle_fast_dce): Add parameter to fast_dce.
1964 (rest_of_handle_fast_byte_dce): New function.
1965 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
1966 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
1968 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
1971 * gcc.h: Added fortran options that take arguments to
1972 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
1975 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
1977 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
1978 scalarization if on the LHS and not a full access.
1980 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1982 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
1984 2008-04-18 Rafael Espindola <espindola@google.com>
1986 * tree-vrp.c (find_case_label_index): Fix the binary search.
1987 (find_case_label_range): New.
1988 (vrp_visit_switch_stmt): Use find_case_label_range.
1989 (simplify_switch_using_ranges): Use find_case_label_range.
1991 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
1993 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
1994 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
1996 2008-04-18 Tom Tromey <tromey@redhat.com>
1999 * doc/cpp.texi (Implementation-defined behavior): Mention
2002 2008-04-18 Ian Lance Taylor <iant@google.com>
2004 * fold-const.c (pointer_may_wrap_p): New static function.
2005 (fold_comparison): Add another test for pointer overflow. Use
2006 pointer_may_wrap_p to disable some false positives.
2008 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2010 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2011 (fname_as_string): Match updated cpp_interpret_string prototype.
2012 (fix_string_type): Support char16_t* and char32_t*.
2013 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2014 derivative) nodes. Register as builtin if C++0x.
2015 (c_parse_error): Support CPP_CHAR{16,32}.
2016 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2017 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2018 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2019 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2020 CTI_CHAR32_ARRAY_TYPE>: New elements.
2021 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2022 char32_type_node, signed_char32_type_node, char16_array_type_node,
2023 char32_array_type_node): New defines.
2024 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2025 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2026 (lex_string): Support CPP_STRING{16,32}, match updated
2027 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2028 (lex_charconst): Support CPP_CHAR{16,32}.
2029 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2030 and CPP_STRING{16,32}.
2032 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2035 * aclocal.m4: Regenerate.
2036 * configure: Regenerate.
2038 2008-04-18 Jan Hubicka <jh@suse.cz>
2040 * except.c (dw2_size_of_call_site_table,
2041 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2043 * cgraphbuild.c (build_cgraph_edges): Update.
2044 * tree-pass.h: Update comment.
2045 * final.c (leaf_function_p): Update.
2046 (leaf_renumber_regs): Update.
2047 (rest_of_clean_state): Update.
2048 * omp-low.c (expand_omp_parallel): Update.
2049 * ipa-reference.c (analyze_function): Update.
2050 * reorg.c (find_end_label): Update.
2051 (optimize_skip): Update.
2052 (fill_simple_delay_slots): Update.
2053 (fill_simple_delay_slots): Update.
2054 (make_return_insns): Update.
2055 (dbr_schedule): Update.
2056 * gimple-low.c (record_vars_into): Update.
2057 * cfgbuild.c (make_edges): Update.
2058 * function.c (assign_stack_local): Update.
2059 (assign_parm_adjust_stack_rtl): Update.
2060 (locate_and_pad_parm): Update.
2061 (allocate_struct_function): Do not initialize stack_alignment_needed
2062 and preferred_stack_boundary here.
2063 (stack_protect_prologue): Update.
2064 (stack_protect_epilogue): Update.
2065 (expand_function_start): Initialize stack_alignment_needed,
2066 preferred_stack_boundary and max_jumptable_ents.
2067 (expand_function_end): Update.
2068 (free_after_compilation): Do not NULLify epilogue_delay_list.
2069 * function.h (struct rtl_data): Add stack_protect_guard,
2070 stack_alignment_needed,
2071 preferred_stack_boundary, epilogue_delay_list.
2072 (struct function): Remove value_histograms, stack_alignment_needed,
2073 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2075 unexpanded_var_list, stack_protect_guard.
2076 (current_function_epilogue_delay_list): Remove.
2077 * ipa-type-escape.c (analyze_function): Update.
2078 * gimplify.c (pop_gimplify_context): Update comment.
2079 * calls.c (expand_call): Update.
2080 (emit_library_call_value_1): Update.
2081 * except.c (set_nothrow_function_flags): Update.
2082 * cfgexpand.c (get_decl_align_unit): Update.
2083 (create_stack_guard): Update.
2084 (estimated_stack_frame_size): Update.
2085 (expand_used_vars): Update.
2086 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2087 * explow.c (allocate_dynamic_stack_space): Update.
2088 * tree-ssa-live.c (remove_unused_locals): Update.
2089 * varasm.c (mark_constant_pool): Update.
2090 * tree-inline.c (remap_decls): Update.
2091 (initialize_cfun): Update.
2092 (declare_return_variable): Update.
2093 (inline_forbidden_p): Update.
2094 (expand_call_inline): Update.
2095 (declare_inline_vars): Update.
2096 (tree_function_versioning): Update.
2097 * tree-flow.h (value_histograms): New.
2098 (VALUE_HISTOGRAMS): New macro.
2099 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2101 * tree-cfg.c (set_bb_for_stmt): Update.
2102 (replace_by_duplicate_decl): Update.
2103 (move_block_to_fn): Update.
2104 (new_label_mapper): Update.
2105 (dump_function_to_file): Update.
2106 * ipa-struct-reorg.c (build_data_structure): Update.
2107 * cfgrtl.c (print_rtl_with_bb): Update.
2108 * reload1.c (reload): Update.
2110 * config/i386/i386.c (setup_incoming_varargs_64,
2111 ix86_compute_frame_layout): Update.
2112 * config/arc/arc.c (arc_output_function_epilogue): Update.
2114 2008-04-18 Marius Strobl <marius@FreeBSD.org>
2116 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
2117 for FreeBSD as well.
2118 * gthr-posix95.h: Likewise.
2120 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
2122 PR rtl-optimization/35838
2123 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
2124 out the byte offset of the first subreg.
2126 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
2128 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
2129 to split_ti instead of three separate calls with single member arrays.
2130 (subti3 splitter): Ditto.
2131 (adddi3 splitter): Ditto with split_di.
2132 (subdi3 splitter): Ditto.
2133 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
2134 two separate calls with single member arrays. Swap match_dup
2135 operands 1 and 2 to better fit into the array.
2136 (negdi2 splitter): Ditto with split_di.
2137 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
2138 two separate calls with single member arrays. Swap match_dup operands
2139 6 and 7 to better fit into the array.
2141 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
2143 * config/i386/i386.c (sse_builtin_type): New.
2144 (bdesc_sse_args): Likewise.
2145 (bdesc_sse_3arg): Removed.
2146 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2147 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
2148 IX86_BUILTIN_ROUNDPS.
2149 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
2150 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
2151 IX86_BUILTIN_ROUNDPS.
2152 (ix86_expand_sse_4_operands_builtin): Removed.
2153 (ix86_expand_sse_operands_builtin): New.
2154 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
2155 and CODE_FOR_sse4_1_roundps.
2156 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2157 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2159 2008-04-17 Alan Modra <amodra@bigpond.net.au>
2162 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
2163 regs before frame pop when needed. If use_backchain_to_restore_sp
2164 then load backchain into a temp reg to restore vr and vrsave. Add
2165 code to restore vr after frame pop if possible.
2167 2008-04-17 Richard Guenther <rguenther@suse.de>
2169 * tree-vn.c (expressions_equal_p): Do not check type
2170 equality or compatibility before calling operand_equal_p.
2171 * fold-const.c (operand_equal_p): Check equivalence of
2172 integer constants before bailing out due to signedness or
2173 precision differences.
2174 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
2175 spurious differences in type qualification. Ignore types
2176 for COMPONENT_REFs at all.
2178 2008-04-17 Christian Bruel <christian.bruel@st.com>
2180 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
2181 msw_skip comparison.
2183 2008-04-16 Jakub Jelinek <jakub@redhat.com>
2186 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
2189 PR tree-optimization/35899
2190 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
2191 rather than TREE_OPERAND.
2193 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
2196 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
2197 temporary registers. Change operand predicate to general_operand.
2198 (remainderxf3): Ditto.
2200 2008-04-16 Richard Guenther <rguenther@suse.de>
2202 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
2203 * tree-affine.c (aff_combination_expand): Look through some
2206 2008-04-15 Doug Kwan <dougkwan@google.com>
2208 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
2210 * tree-pretty-print.c (dump_generic_node): Ditto.
2211 * final.c (output_addr_const): Ditto.
2212 * dwarf2out.c (output_cfi): Ditto.
2213 * c-pretty-print.c (pp_c_integer_constant): Ditto.
2214 * print-rtl.c (print_rtx): Ditto.
2215 * print-tree.c (print_node_brief, print_node): Ditto.
2216 * c-common.c (match_case_to_enum_1): Ditto.
2217 * sched-vis.c (print_value): Ditto.
2218 * config/i386/i386.c (print_operand): Cast to long unsigned int
2221 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
2222 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
2223 MS Windows VirtualProtect function.
2225 2008-04-15 Jan Hubicka <jh@suse.cz>
2227 * gengtype.c (write_root): Param_is argument is OK.
2228 * expr.c (expand_expr_real_1): Update call of get_exception_*.
2229 * function.h: Include varray.h
2230 (rtl_eh): New stucture based on except.c one.
2231 (call_site_record): New forward declaration and vector type.
2232 * calls.c (emit_call_1): Do not call
2233 note_current_region_may_contain_throw.
2234 * except.c (eh_status): Remove cur_region, try_region since they are
2236 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
2237 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
2238 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
2239 Remove call_site_data_used, call_site_data_size.
2240 Turn call_site_record into vector in function.h.
2241 (note_current_region_may_contain_throw): Remove.
2242 (get_exception_pointer, get_exception_filter): Do not take struct
2243 function argument; update.
2244 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
2245 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
2246 build_post_landing_pads, dw2_build_landing_pads,
2247 sjlj_assign_call_site_values, sjlj_mark_call_sites,
2248 sjlj_emit_function_enter, sjlj_emit_function_enter,
2249 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
2250 sjlj_build_landing_pads, finish_eh_generation,
2251 remove_exception_handler_label, remove_eh_handler,
2252 maybe_remove_eh_handler, add_reachable_handler,
2253 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
2254 add_action_record, collect_one_action_chain, add_call_site,
2255 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
2256 sjlj_output_call_site_table, output_function_exception_table,
2257 * except.h (note_current_region_may_contain_throw): Remove
2258 (get_exception_pointer, get_exception_filter): Do not take struct
2260 * Makefile.in (GTFILES): Put varargs before struct function.
2262 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2264 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
2265 punt for STRING_CST.
2266 (get_constraint_for): Deal with STRING_CST here instead.
2268 2008-04-15 Richard Guenther <rguenther@suse.de>
2270 * tree-ssa-propagate.c (substitute_and_fold): Substitute
2271 statements in a basic-block with a backward walk. Do not
2272 substitute into dead statements but instead remove those.
2274 2008-04-15 Richard Guenther <rguenther@suse.de>
2276 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
2277 to zero, thus disable creation of SFTs.
2279 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2281 * tree-predcom.c (suitable_reference_p): Return false if the
2282 reference can throw.
2284 2008-04-15 Jakub Jelinek <jakub@redhat.com>
2287 * c-decl.c (finish_decl): If extern or static var has variable
2288 size, set TREE_TYPE (decl) to error_mark_node.
2290 2008-04-15 Rafael Espindola <espindola@google.com>
2292 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
2295 2008-04-15 Richard Guenther <rguenther@suse.de>
2297 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
2298 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
2299 (visit_reference_op_load): Do walk vuse-vdef chains on
2300 vn_reference_lookup.
2301 (visit_reference_op_store): But do not here.
2302 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
2303 vn_reference_lookup.
2304 (vn_lookup_with_vuses): But do so here.
2306 2008-04-14 Ian Lance Taylor <iant@google.com>
2308 * fold-const.c (fold_overflow_warning): Remove assertion.
2310 2008-04-15 Ben Elliston <bje@au.ibm.com>
2312 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
2313 temp1 local variables.
2315 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
2318 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
2319 ".text.unlikely" section as executable.
2321 2008-04-14 James E. Wilson <wilson@tuliptree.org>
2323 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2324 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
2325 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
2326 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
2327 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
2328 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
2329 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
2331 2008-04-14 Ian Lance Taylor <iant@google.com>
2333 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
2334 * fold-const.c (fold_comparison): If appropriate, test
2335 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
2336 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
2337 reassociating a pointer type.
2338 * doc/invoke.texi (Optimize Options): Document that
2339 -fstrict-overflow applies to pointer wraparound.
2341 2008-04-13 Jan Hubicka <jh@suse.cz>
2343 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
2345 2008-04-12 Andrew Pinski <pinskia@gmail.com>
2347 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
2348 we are going to "save the world".
2350 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
2352 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
2353 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
2354 operand 0 constraint, not "=".
2356 2008-04-11 James E. Wilson <wilson@tuliptree.org>
2358 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
2360 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2362 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
2363 of size of positions_needed * CHAR_BIT.
2365 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2368 * dse.c (store_info): Change positions_needed to unsigned
2370 (lowpart_bitmask): New.
2371 (record_store): Cast to unsigned HOST_WIDE_INT for
2372 positions_needed. Assert width <= size of positions_needed *
2373 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
2374 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
2375 lowpart_bitmask to set mask.
2377 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2379 * config/bfin/constraints.md: New file.
2380 * config/bfin/bfin.md: Include it.
2381 (adddi3): Use satisfies_constraint functions instead of the old macros.
2382 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
2383 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
2384 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
2385 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
2386 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
2387 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
2388 EXTRA_CONSTRAINT): Delete.
2389 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
2390 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
2392 * config/bfin/bfin.c: Include "tm-constrs.h".
2393 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
2394 Use satisfies_constraint functions instead of the old macros.
2395 * doc/md.texi (Blackfin Constraints): Update file name reference.
2397 2008-04-11 Richard Guenther <rguenther@suse.de>
2399 PR tree-optimization/35869
2400 * tree-vrp.c (execute_vrp): Move switch statement update after
2401 jump threading. Schedule another cfg cleanup run.
2403 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
2406 * attribs.c (decl_attributes): Return early on errorneous node.
2408 2008-04-10 Oleg Ryjkov <olegr@google.com>
2410 * tree.h (struct tree_base): Added a new flag default_def_flag.
2411 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
2413 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2415 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
2417 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2420 * pa.md: Define mode iterator P. Define mode attribute dwc.
2421 (dcacheflush): Update pattern to use iterator P and attribute dwc.
2422 (icacheflush): Likewise.
2423 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
2424 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
2426 2008-04-11 Ben Elliston <bje@au.ibm.com>
2428 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
2430 2008-04-10 Rafael Espindola <espindola@google.com>
2432 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
2433 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
2434 (extract_range_from_expr): The same.
2436 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2438 * config/mips/mips.md (GPR2): New mode iterator.
2440 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
2441 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
2442 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
2443 Rewrite these to take two modes, the mode of comparison and the
2444 mode of the destination.
2445 * config/mips/mips.c (mips_expand_scc): Instead of having
2446 paradoxical subreg as destination, expand "narrowing" scc if mode
2447 of comparison is SI and target is requested in DI mode.
2448 (mips_emit_int_order_test): Update comment. Make mode of
2449 comparison match CMP0 rather than TARGET. When creating inverse
2450 target use mode of TARGET.
2452 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2454 * gcov-dump.c (tag_summary): Only print summaries for the first
2455 GCOV_COUNTERS_SUMMABLE counters.
2457 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
2459 * config/i386/i386.md (absneg): New code iterator.
2460 (absnegprefix): New code attribute.
2461 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
2462 patterns using absneg code iterator.
2463 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
2464 using absneg code iterator.
2465 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
2466 *neg<mode>2 patterns using absneg code iterator.
2467 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2468 *negextendsfdf2 patterns using absneg code iterator.
2469 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
2470 *negextendsfxf2 patterns using absneg code iterator.
2471 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2472 *negextendsfdf2 patterns using absneg code iterator.
2473 * config/i386/sse.md (<code><mode>2): Macroize expander from
2474 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
2476 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
2478 * config/s390/s390.h: Remove the remains of the recent search
2479 & replace action of current_function_outgoing_args_size.
2481 2008-04-10 Ira Rosen <irar@il.ibm.com>
2483 PR tree-optimization/35821
2484 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
2485 NEW_STMT_LIST is not NULL.
2487 2008-04-09 David Edelsohn <edelsohn@gnu.org>
2490 * toplev.c (process_options): Remove -ffunction-sections debugging
2493 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
2495 PR middle-end/PR28690
2496 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
2497 than gen_rtx_fmt_ee to perform more canonicalizations.
2499 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2502 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
2504 2008-04-09 Richard Guenther <rguenther@suse.de>
2506 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
2507 (dump_function_to_file): Dump function arguments with types.
2509 2008-04-08 Richard Guenther <rguenther@suse.de>
2511 * fold-const.c (fold_widened_comparison): Do not allow
2512 sign-changes that change the result.
2514 2008-04-08 Janis Johnson <janis187@us.ibm.com>
2517 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
2518 kinds of indirect references.
2520 2008-04-08 David Edelsohn <edelsohn@gnu.org>
2522 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
2523 GNU Fortran language string.
2525 2008-04-08 Rafael Espindola <espindola@google.com>
2527 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
2528 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
2529 * tree.h (tree_call_nonnegative_warnv_p): New.
2531 2008-04-08 Jan Hubicka <jh@suse.cz>
2533 * function.c (free_after_compilation): Clear out regno_reg_rtx
2536 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
2539 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2541 PR middle-end/PR28690
2542 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
2543 same precedence as REG_POINTER and MEM_POINTER operands.
2545 2008-04-08 Richard Guenther <rguenther@suse.de>
2548 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
2549 for adding index to base.
2551 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
2553 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
2554 (MINGW_ENABLE_EXECUTE_STACK): New.
2555 (IN_LIBGCC2): For libgcc include windows.h file for
2556 function declarations.
2558 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
2560 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
2561 and tem2 if tem1 is not a REG or MULT.
2563 2008-04-08 Jan Hubicka <jh@suse.cz>
2565 * function.h (incomming_args): Break out of struct function.
2566 (function_subsections): Break out of struct function.
2567 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
2568 return_rtx and hard_reg_initial_vals from struct function.
2569 Kill inl_max_label_num.
2570 (current_function_pops_args, current_function_args_info,
2571 current_function_args_size, current_function_args_size,
2572 current_function_pretend_args_size,
2573 current_function_outgoing_args_size,
2574 current_function_internal_arg_pointer, current_function_return_rtx):
2575 Kill compatibility accestor macros.
2576 * builtins.c (expand_builtin_apply_args_1): Update.
2577 (expand_builtin_next_arg): Update.
2578 * df-scan.c (df_get_call_refs): Update.
2579 * dbxout.c (dbxout_function_end): Update.
2580 * dwarf2out.c (dwarf2out_switch_text_section): Update.
2581 (output_line_info): Update.
2582 (secname_for_decl): Update.
2583 (dwarf2out_var_location): Update.
2584 * function.c (free_after_compilation): Update.
2585 (assign_parm_find_stack_rtl): Update.
2586 (assign_parms): Update.
2587 (expand_dummy_function_end): Update.
2588 (expand_function_end): Update.
2589 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
2590 (expand_call): Update.
2591 (emit_library_call_value_1): Update.
2592 (store_one_arg): Update.
2593 * varasm.c (initialize_cold_section_name): Update.
2594 (unlikely_text_section): Update.
2595 (unlikely_text_section_p): Update.
2596 (assemble_start_function): Update.
2597 (assemble_end_function): Update.
2598 (default_section_type_flags): Update.
2599 (switch_to_section): Update.
2600 * integrate.c (set_decl_abstract_flags): Update.
2601 (get_hard_reg_initial_val): Update.
2602 (has_hard_reg_initial_val): Update.
2603 (allocate_initial_values): Update.
2604 * resource.c (init_resource_info): Update.
2605 * config/alpha/alpha.c (NUM_ARGS): Update.
2606 (direct_return): Update.
2607 (alpha_va_start): Update.
2608 (alpha_sa_size): Update.
2609 (alpha_initial_elimination_offset): Update.
2610 (alpha_expand_prologue): Update.
2611 (alpha_start_function): Update.
2612 (alpha_expand_epilogue): Update.
2613 (unicosmk_initial_elimination_offset):
2614 * config/alpha/alpha.md (call expander): Update.
2615 * config/s390/s390.c (s390_register_info): Update.
2616 (s390_register_info): Update.
2617 (s390_frame_info): Update.
2618 (s390_initial_elimination_offset): Update.
2619 (s390_build_builtin_va_list): Update.
2620 (s390_va_start): Update.
2621 * config/spu/spu.c (direct_return): Update.
2622 (spu_expand_prologue): Update.
2623 (spu_initial_elimination_offset): Update.
2624 (spu_build_builtin_va_list): Update.
2625 (spu_va_start): Update.
2626 * config/sparc/sparc.c (sparc_init_modes): Update.
2627 (sparc_compute_frame_size): Update.
2628 (function_value): Update.
2629 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
2630 * config/i386/i386.md (return expander): Update.
2631 * config/i386/i386.c (ix86_va_start): Update.
2632 (ix86_can_use_return_insn_p): Update.
2633 (ix86_compute_frame_layout): Update.
2634 (ix86_expand_epilogue): Update.
2635 * config/sh/sh.c (output_stack_adjust): Update.
2636 (calc_live_regs): Update.
2637 (sh_expand_prologue): Update.
2638 (sh_builtin_saveregs): Update.
2639 (sh_va_start): Update.
2640 (initial_elimination_offset): Update.
2641 (sh_allocate_initial_value): Update.
2642 (sh_function_ok_for_sibcall): Update.
2643 (sh_get_pr_initial_val): Update.
2644 * config/sh/sh.md (return expander): Update.
2645 * config/avr/avr.c (frame_pointer_required_p): UPdate.
2646 * config/crx/crx.c (crx_compute_frame): UPdate.
2647 (crx_initial_elimination_offset): UPdate.
2648 * config/xtensa/xtensa.c (compute_frame_size): Update
2649 (xtensa_builtin_saveregs): Update.
2650 (xtensa_va_start): Update.
2651 (order_regs_for_local_alloc): Update.
2652 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
2653 (xstormy16_expand_builtin_va_start): Update.
2654 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
2655 * config/m68hc11/m68hc11.md (return expanders): Update.
2656 * config/m68hc11/m68hc11.c (expand_prologue): Update.
2657 (expand_epilogue): Update.
2658 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
2659 (cris_simple_epilogue): Update.
2660 (cris_expand_prologue): Update.
2661 (cris_expand_epilogue): Update.
2662 * config/iq2000/iq2000.c (iq2000_va_start): Update.
2663 (compute_frame_size): Update.
2664 * config/mt/mt.c (mt_compute_frame_size): Update.
2665 * config/mn10300/mn10300.c (expand_prologue): Update.
2666 (expand_epilogue): Update.
2667 (initial_offset): Update.
2668 (mn10300_builtin_saveregs):
2669 * config/mn10300/mn10300.md (return expander): Update.
2670 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2671 (ia64_initial_elimination_offset): Update.
2672 (ia64_initial_elimination_offset): Update.
2673 (ia64_expand_prologue): Update.
2674 * config/m68k/m68k.md (return expander): Update.
2675 * config/rs6000/rs6000.c (rs6000_va_start): Update.
2676 (rs6000_stack_info): Update.
2677 * config/mcore/mcore.c (layout_mcore_frame): Update.
2678 (mcore_expand_prolog): Update.
2679 * config/arc/arc.c (arc_compute_frame_size): Update.
2680 * config/score/score3.c (score3_compute_frame_size): Update.
2681 * config/score/score7.c (score7_compute_frame_size): Update.
2682 * config/arm/arm.c (use_return_insn): Update.
2683 (thumb_find_work_register): Update.
2684 (arm_compute_save_reg_mask): Update.
2685 (arm_output_function_prologue): Update.
2686 (arm_output_epilogue): Update.
2687 (arm_size_return_regs): Update.
2688 (arm_get_frame_offsets): Update.
2689 (arm_expand_prologue): Update.
2690 (thumb_exit): Update.
2691 (thumb_unexpanded_epilogue): Update.
2692 (thumb1_output_function_prologue): Update.
2693 * config/pa/pa.md (return expander): Update.
2694 * config/pa/pa.c (compute_frame_size): Update.
2695 (hppa_builtin_saveregs): Update.
2696 * config/mips/mips.c (mips_va_start): Update.
2697 (mips16_build_function_stub): Update.
2698 (mips_compute_frame_info): Update.
2699 (mips_restore_gp): Update.
2700 (mips_output_function_prologue): Update.
2701 (mips_expand_prologue): Update.
2702 * config/v850/v850.c (compute_frame_size): Update.
2703 (expand_prologue): * config/mmix/mmix.c (along): update.
2704 (mmix_initial_elimination_offset): update.
2705 (mmix_reorg): update.
2706 (mmix_use_simple_return): update.
2707 (mmix_expand_prologue): update.
2708 (mmix_expand_epilogue): Update.
2709 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
2710 (emit_link_insn): Update.
2712 2008-04-08 Anatoly Sokolov <aesok@post.ru>
2714 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
2715 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
2717 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
2720 2008-04-07 Jan Hubicka <jh@suse.cz>
2722 * function.h (rtl): Rename to x_rtl.
2724 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2725 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2726 used_temp_slots avail_temp_slots, temp_slot_level,
2727 nonlocal_goto_handler_labels): Update accesstors.
2728 (rtl): New global variable.
2729 (struct function): Move some fileds to rtl_data.
2730 (get_arg_pointer_save_area): Update prototype.
2731 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2732 get_arg_pointer_save_area.
2733 * expr.c (init_expr): Update
2734 * function.c (get_frame_size): Update
2735 (assign_stack_local): Update
2736 (expand_function_end): Update.
2737 (get_art_pointer_save_area): Update
2739 * emit-rtl.c (rtl): Declare.
2740 (regno_reg_rtx): Declare.
2741 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2743 (gen_reg_rtx): Update.
2744 * varasm.c (n_deferred_constatns): Update accestor.
2745 (init_varasm_status): Do not allocate varasm_status.
2746 (force_const_mem, get_pool_size, output_constant_pool): Update.
2747 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2748 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2749 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
2750 * sparc/sparc.h (INIT_EXPANDERS): Update.
2751 * ia64/ia64.h (INIT_EXPANDERS): Update.
2753 2008-04-07 James E. Wilson <wilson@tuliptree.org>
2755 * reload.c (push_secondary_reload): Add missing break to for loop.
2757 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2759 PR middle-end/PR28690
2760 * rtlanal.c: Update copyright years.
2761 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
2762 as REG_POINTER and MEM_POINTER operands.
2763 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
2764 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
2765 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
2766 * gcse.c: Update copyright years.
2767 (pre_delete): Call gen_reg_rtx_and_attrs.
2768 (hoist_code): Likewise.
2769 (build_store_vectors): Likewise.
2770 (delete_store): Likewise.
2771 * loop-invariant.c (move_invariant_reg): Likewise.
2772 Update copyright years.
2774 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
2776 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
2777 control string instead of quoted.
2779 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2781 * doc/rtl.texi: Rewrite of subreg section.
2783 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
2786 * config/i386/i386.c (legitimize_pic_address): Add treating
2787 of dllimport SYM_REF's.
2788 (legitimize_dllimport_symbol): Add prototype.
2790 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2792 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
2793 reference in constructor with non self-referential type.
2795 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2797 Removal of Return with Depressed Stack Pointer support
2798 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
2799 (ECF_SP_DEPRESSED): Likewise.
2800 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
2801 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
2802 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2803 (expand_call): Do not test ECF_SP_DEPRESSED.
2804 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2805 * function.c (keep_stack_depressed): Delete.
2806 (handle_epilogue_set): Likewise.
2807 (update_epilogue_consts): Likewise.
2808 (emit_equiv_load): Likewise.
2809 (thread_prologue_and_epilogue_insns): Remove support for Return with
2810 Depressed Stack Pointer.
2811 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2813 2008-04-06 Richard Guenther <rguenther@suse.de>
2815 PR tree-optimization/35400
2816 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
2817 information from SSA_NAMEs.
2819 2008-04-06 Anatoly Sokolov <aesok@post.ru>
2821 * config/avr/avr.h (avr_mega_p): Remove declaration.
2822 (AVR_MEGA): Remove macro.
2823 * config/avr/avr.c (avr_mega_p): Remove variable.
2824 (avr_override_options): Remove inicializion of avr_mega_p.
2825 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2826 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2827 (avr_jump_mode): (Ditto.).
2828 (avr_output_progmem_section_asm_op): (Ditto.).
2829 (avr_asm_init_sections): (Ditto.).
2830 (avr_asm_init_sections): (Ditto.).
2831 (avr_rtx_costs): (Ditto.).
2832 * config/avr/avr.md: (Ditto.).
2833 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
2836 2008-04-06 Richard Guenther <rguenther@suse.de>
2838 PR tree-optimization/35842
2839 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
2840 is_gimple_invariant_address.
2842 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2844 * gcc.c (default_compilers): Sync Fortran extensions list with
2845 that in fortran/lang-specs.h.
2846 * doc/invoke.texi: Likewise.
2847 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
2848 * dwarf2out.c (gen_compile_unit_die): Likewise.
2850 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
2852 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
2854 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
2857 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
2858 attribute is used for nested functions.
2860 2008-04-05 Jan Hubicka <jh@suse.cz>
2862 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
2864 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
2866 (dump_files): Update.
2867 (enable_rtl_dump_file): Do not accept letter argument.
2868 * tree-pass.h (dump_file_info): Remove letter argument.
2869 * toplev.c (decode_d_option): Update -da handling.
2870 * toplev.h (enable_rtl_dump_file): Update prototype.
2871 * passes.c (register_one_dump_file): Do not accept IPA argument; work
2872 it out based on pass type.
2873 (register_dump_files_1): Likewise.
2874 (init_optimization_passes): Update register_one_dump_file calls.
2875 (execute_one_pass): Sanity check that IPA passes are called at IPA
2876 level and RTL passes at RTL level.
2877 (execute_pass_list): IPA pass can not be after or subpass of
2879 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
2880 disallov RTL subpasses of IPA subpasses.
2882 2008-04-05 Ben Elliston <bje@au.ibm.com>
2884 * tree-cfg.c (need_fake_edge_p): Return false for calls to
2885 builtins that return exactly once and do not throw. Cache call to
2888 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
2890 PR rtl-optimization/34916
2892 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
2893 between instruction pairs.
2895 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
2897 * doc/invoke.texi: Document -mbitops for SH.
2898 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
2899 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
2900 * config/sh/sh.c (print_operand): Add %t operand code.
2901 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
2902 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
2903 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
2904 (extendqihi2): Likewise.
2905 (movqi_i): Likewise.
2906 (insv): Use bset, bclr and bst instructions for SH2A if possible.
2907 (extv): Use bld instruction for SH2A if possible.
2909 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
2910 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
2911 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
2912 (bset.b, bclr.b): Define peepholes.
2913 * config/sh/sh.opt (mbitops): New option.
2915 2008-04-04 Janis Johnson <janis187@us.ibm.com>
2918 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
2919 and view convert expression.
2921 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2924 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2926 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
2928 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
2930 * config/i386/cpuid.h (bit_AES): New.
2931 (bit_PCLMUL): Likewise.
2933 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
2934 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
2935 SSE2 if AES or PCLMUL is enabled.
2936 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
2937 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2938 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
2939 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
2940 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
2941 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
2942 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2943 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
2944 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
2945 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
2946 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
2947 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
2948 __builtin_ia32_aeskeygenassist128 and
2949 __builtin_ia32_pclmulqdq128.
2950 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
2951 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
2952 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
2954 * config/i386/i386.h (TARGET_AES): New.
2955 (TARGET_PCLMUL): Likewise.
2956 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
2958 * config/i386/i386.md (UNSPEC_AESENC): New.
2959 (UNSPEC_AESENCLAST): Likewise.
2960 (UNSPEC_AESDEC): Likewise.
2961 (UNSPEC_AESDECLAST): Likewise.
2962 (UNSPEC_AESIMC): Likewise.
2963 (UNSPEC_AESKEYGENASSIST): Likewise.
2964 (UNSPEC_PCLMUL): Likewise.
2966 * config/i386/i386.opt (maes): New.
2967 (mpclmul): Likewise.
2969 * config/i386/sse.md (aesenc): New pattern.
2970 (aesenclast): Likewise.
2972 (aesdeclast): Likewise.
2974 (aeskeygenassist): Likewise.
2975 (pclmulqdq): Likewise.
2977 * config/i386/wmmintrin.h: New.
2979 * doc/extend.texi: Document AES and PCLMUL built-in function.
2981 * doc/invoke.texi: Document -maes and -mpclmul.
2983 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
2985 * function.c (free_after_parsing): Replace with
2986 cxx_push_function_context from C++ front-end.
2987 (allocate_struct_function): Don't call langhook.
2988 * langhooks.h (struct lang_hooks_for_functions): Delete.
2989 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
2991 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
2992 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
2993 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
2994 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
2995 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
2996 remove LANG_HOOKS_FUNCTION_INITIALIZER.
2997 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
2999 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3000 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3002 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3005 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3008 2008-04-04 Richard Guenther <rguenther@suse.de>
3011 * fold-const.c (optimize_minmax_comparison): Use the correct
3012 type for the constant in the simplified comparison.
3014 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3016 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3017 Pass L2 size as "--param l2-cache-size" to the compiler.
3018 (decode_l2_cache): New function to decode L2 cache parameters using
3019 0x8000006 extended cpuid function.
3020 (detect_caches_amd): Determine parameters of L2 cache using
3021 decode_l2_caches function.
3022 (decode_caches_intel): Decode L2 cache parameters.
3023 (detect_caches_intel): Determine L2 cache parameters using
3024 decode_caches_intel and decode_l2_caches functions.
3026 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3028 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3029 secondary input reload for subword loads from the constant pool.
3031 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3034 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3035 constants of the appropriate size for runtime calculations.
3038 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3039 decimal-float literal constant zero.
3041 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3044 * c-parser.c (c_parser_omp_atomic): Call
3045 default_function_array_conversion on the RHS.
3048 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3049 call is_variable_sized if decl has incomplete type.
3051 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3053 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3055 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3057 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3059 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3060 (sgt<u>): Merge sgt and sgtu into new expander.
3061 (sgt, sgtu): Remove expanders.
3062 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3063 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3064 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3065 *sgtu_<mode>_mips16 into new pattern.
3066 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3067 (sge<u>): Merge sge and sgeu into new expander.
3068 (sge, sgeu): Remove expanders.
3069 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3071 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3072 (slt<u>): Merge slt and sltu into new expander.
3073 (slt, sltu): Remove expanders.
3074 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3075 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3076 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3077 *sltu_<mode>_mips16 into new pattern.
3078 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3079 (sle<u>): Merge sle and sleu into new expander.
3080 (sle, sleu): Remove expanders.
3081 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3082 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3083 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3084 *sleu_<mode>_mips16 into new pattern.
3085 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3087 2008-04-03 Jan Hubicka <jh@suse.cz>
3089 PR tree-optimization/35795
3090 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3091 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3092 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3093 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3094 * score/score3.c (score3_output_mi_thunk): Likewise.
3095 * score/score7.c (score7_output_mi_thunk): Likewise.
3096 * mips/mips.c (mips_output_mi_thunk): Likewise.
3098 2008-04-03 Richard Guenther <rguenther@suse.de>
3100 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3101 conversions. Simplify code.
3103 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3105 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3107 2008-04-03 Tom Tromey <tromey@redhat.com>
3108 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3110 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3111 * config/bfin/t-bfin-linux (generated_files): Add
3112 linux-sysroot-suffix.h.
3113 * doc/install.texi (Prerequisites): Require make 3.80.
3114 * doc/sourcebuild.texi (Front End Directory): Document new
3116 * Makefile.in (generated_files): New variable.
3117 (ALL_HOST_OBJS): New variable.
3118 ($(ALL_HOST_OBJS)): New target.
3120 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3122 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
3123 (remap_block): Call id->transform_lang_insert_block instead
3125 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
3126 Set id.transform_lang_insert_block to NULL.
3127 (clone_body): Move to cp/optimize.c
3128 * tree-inline.h (struct copy_body_data): Change
3129 transform_lang_insert_block to function pointer.
3130 (copy_generic_body, copy_decl_no_change): Export.
3131 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
3132 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
3133 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
3135 * c-tree.h (insert_block): Kill.
3136 * c-decl.c (insert_block): Kill.
3138 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3140 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3141 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3142 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
3144 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
3145 argument, call {push,pop}_function_context from here.
3146 * c-parser.c: Use c_{push,pop}_function_context.
3148 * function.c (push_function_context_to): Move meat ...
3149 (push_function_context): ... here. Simplify.
3150 * function.c (pop_function_context_from): Move meat ...
3151 (pop_function_context): ... here. Simplify.
3152 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
3154 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3155 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3156 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
3157 * tree.h (push_function_context_to, pop_function_context_from): Remove.
3159 2008-04-03 Ben Elliston <bje@au.ibm.com>
3161 * expmed.c (extract_force_align_mem_bit_field): Remove.
3163 2008-04-03 Richard Guenther <rguenther@suse.de>
3166 * expr.h (try_casesi): Adjust prototype.
3167 * expr.c (try_casesi): Take fallback label as extra parameter.
3168 Use that for gen_casesi if default_label is NULL.
3169 * stmt.c (expand_case): Pass fallback label to try_casesi,
3170 make sure to fill gaps with a fallback label if default_label
3173 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
3176 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
3178 2008-04-03 Ben Elliston <bje@au.ibm.com>
3180 * expmed.c (extract_split_bit_field): Remove if (0) code.
3181 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
3182 (do_ds_constraint): Likewise.
3184 2008-04-02 Joseph Myers <joseph@codesourcery.com>
3186 * doc/cppopts.texi (-dU): Document.
3187 * c-common.h (flag_dump_macros): Update comment.
3188 * c-opts.c (handle_OPT_d): Handle -dU.
3189 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
3190 dump_queued_macros, cb_used_define, cb_used_undef): New.
3191 (init_pp_output): Handle -dU.
3192 (cb_line_change): Call dump_queued_macros.
3193 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
3195 2008-04-02 Anatoly Sokolov <aesok@post.ru>
3197 * config/avr/predicates.md (io_address_operand): New predicate.
3198 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
3199 * config/avr/avr.c (avr_io_address_p): Remove function.
3200 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
3201 'avr_io_address_p' function.
3202 (out_movhi_r_mr): (Ditto.).
3203 (out_movqi_mr_r): (Ditto.).
3204 (out_movhi_mr_r): (Ditto.).
3205 (avr_address_cost): (Ditto.).
3207 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
3209 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
3210 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
3211 in 32bit mode when XMM registers are available to avoid store
3213 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
3214 corresponding post-reload splitters.
3216 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3218 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
3219 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
3220 __builtin_ia32_roundss.
3221 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
3222 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
3223 __builtin_ia32_roundss.
3224 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
3225 IX86_BUILTIN_SHUFPD here.
3227 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3229 * config/i386/i386.md (plogic): New.
3230 (plogicprefix): Likewise.
3232 * config/i386/mmx.md (mmx_<code><mode>3): New.
3233 (mmx_and<mode>3): Removed.
3234 (mmx_ior<mode>3): Likewise.
3235 (mmx_xor<mode>3): Likewise.
3237 * config/i386/sse.md (<code><mode>3): New.
3238 (*<code><mode>3): Likewise.
3239 (*<code><mode>3): Likewise.
3240 (<code><mode>3): Likewise.
3241 (*sse_<code><mode>3): Likewise.
3242 (*sse2_<code><mode>3): Likewise.
3243 (<code>tf3): Likewise.
3244 (*<code>tf3): Likewise.
3245 (and<mode>3): Likewise.
3246 (*and<mode>3): Likewise.
3247 (ior<mode>3): Removed.
3248 (*ior<mode>3): Likewise.
3249 (xor<mode>3): Likewise.
3250 (*xor<mode>3): Likewise.
3251 (*and<mode>3): Likewise.
3252 (*ior<mode>3): Likewise.
3253 (*xor<mode>3): Likewise.
3254 (and<mode>3): Likewise.
3255 (*sse_and<mode>3): Likewise.
3256 (*sse2_and<mode>3): Likewise.
3258 (*andtf3): Likewise.
3259 (ior<mode>3): Likewise.
3260 (*sse_ior<mode>3): Likewise.
3261 (*sse2_ior<mode>3): Likewise.
3263 (*iortf3): Likewise.
3264 (xor<mode>3): Likewise.
3265 (*sse_xor<mode>3): Likewise.
3266 (*sse2_xor<mode>3): Likewise.
3268 (*xortf3): Likewise.
3270 2008-04-02 Richard Guenther <rguenther@suse.de>
3272 PR tree-optimization/14495
3273 PR tree-optimization/34793
3274 * tree-vrp.c (struct switch_update): New structure.
3275 (to_remove_edges, to_update_switch_stmts): New VECs.
3276 (simplify_switch_using_ranges): New function. Remove not taken
3277 case labels and edges.
3278 (simplify_stmt_using_ranges): Call it.
3279 (identify_jump_threads): Mark edges we have queued for removal
3280 so we don't thread them.
3281 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
3283 * tree-cfg.c (group_case_labels): Deal with missing default label.
3284 (tree_verify_flow_info): Allow missing default label.
3285 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
3286 (emit_case_nodes): Likewise.
3287 (expand_case): Do not rely on the default label to be present.
3288 * expr.c (try_casesi): Deal with NULL default_label.
3289 (do_tablejump): Likewise.
3291 2008-04-02 Richard Guenther <rguenther@suse.de>
3293 PR tree-optimization/14495
3294 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
3295 SWITCH_EXPR here ...
3296 (vrp_visit_switch_stmt): ... but here (new function).
3297 (find_case_label_index): New helper function.
3298 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
3300 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3302 * fwprop.c: Fix ISO-C99ism.
3304 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3307 * Makefile.in (objdir): Set it here.
3308 * configure.ac: Not here. Find dynamic linker characteristics.
3309 * exec-tool.in: Use them.
3310 * aclocal.m4: Regenerate.
3311 * configure: Regenerate.
3313 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3315 * expr.c (expand_var): Delete it.
3316 * expr.h (expand_var): Delete prototype.
3317 * function.c (expand_function_start): Use expand_decl instead.
3318 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
3321 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
3323 PR rtl-optimization/35542
3324 * fwprop.c (forward_propagate_and_simplify): Replace
3325 loc_reg_mentioned_in_p with reg_mentioned_p.
3327 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3329 PR rtl-optimization/35281
3330 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
3331 (propagate_rtx_1): Handle PR_HANDLE_MEM.
3332 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
3333 (varying_mem_p): Move above propagate_rtx.
3334 (all_uses_available_at): Do not check MEMs.
3336 2008-04-02 Rafael Espindola <espindola@google.com>
3338 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
3339 (register_edge_assert_for_2): Split the cond argument.
3340 (register_edge_assert_for_1): Adjust for the change in
3341 register_edge_assert_for_2.
3342 (register_edge_assert_for): Split the cond argument.
3343 (find_switch_asserts): Adjust for the change in
3344 register_edge_assert_for.
3346 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
3348 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
3349 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
3350 offsets for 64-bit mingw.
3351 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
3352 abi for x86_64-pc-mingw.
3354 2008-04-02 Richard Guenther <rguenther@suse.de>
3356 * tree-vrp.c (extract_range_from_assert): Make sure to not
3357 produce range min/max with TREE_OVERFOW set.
3358 If merging a anti-range and a range keep the anti-range if
3359 the range covers all values of the type.
3360 (register_edge_assert_for_2): Only allow sign-changing
3361 conversions in detecting canonical range checks. Also
3362 register an assert for the unsigned name if useful.
3364 PR tree-optimization/35787
3365 * tree-vrp.c (vrp_val_max): New function.
3366 (vrp_val_min): Likewise.
3367 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
3368 (vrp_val_is_min): Likewise.
3369 (supports_overflow_infinity): Use vrp_val_{min,max}.
3370 (negative_overflow_infinity): Likewise.
3371 (positive_overflow_infinity): Likewise.
3372 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
3373 (is_positive_overflow_infinity): Likewise.
3374 (is_overflow_infinity): Likewise.
3375 (avoid_overflow_infinity): Use vrp_val_{min,max} and
3376 vrp_val_is_{min,max}.
3377 (set_and_canonicalize_value_range): Canonicalize anti-ranges
3378 to ranges if possible. Avoid empty ranges.
3380 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3383 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
3384 the expression is a function address.
3386 2008-04-01 George Helffrich <george@gcc.gnu.org>
3388 PR fortran/35154, fortran/23057
3389 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
3390 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
3391 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
3392 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
3394 (dbxout_syms): Check for COMMON-based symbol and wrap in
3395 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
3396 in bracket for efficiency.
3398 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
3399 using DW_TAG_common_block + member offset.
3400 (add_pubname_string): New function.
3401 (dw_expand_expr): New function to find block name and offset for
3403 (common_check): New function to check whether symbol in Fortran COMMON.
3404 (gen_variable_die): If COMMON, use DW_TAG_common_block.
3406 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
3409 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
3411 2008-04-02 Ben Elliston <bje@au.ibm.com>
3413 * config/v850/v850.md (casesi): Remove if (0) code.
3414 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3415 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3417 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
3419 * config/i386/i386.md (rex64suffix): New mode attribute.
3420 (floathi<mode>2): Disable expander for SSE math.
3421 (*floathi<mode>2_1): New insn insn_and_split pattern.
3422 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
3423 corresponding post-reload splitters.
3424 (*floathi<mode>2_i387): New macroized insn pattern.
3425 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
3426 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
3427 insn_and_split pattern.
3428 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
3429 New macroized instruction patterns and corresponding post-reload
3431 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
3432 and corresponding post-reload splitters.
3433 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
3434 New macroized instruction patterns.
3435 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
3436 macroized instruction patterns and corresponding post-reload splitters.
3437 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
3438 corresponding post-reload splitters.
3439 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
3440 New macroized instruction patterns.
3441 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
3442 corresponding post-reload splitters.
3443 (*floatsi<mode>2_i387): New macroized instruction patterns.
3445 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
3447 * config/i386/i386.md (smaxmin): New.
3448 (umaxmin): Likewise.
3449 (maxminiprefix): Likewise.
3450 (maxminfprefix): Likewise.
3451 (<code><mode>3): Likewise.
3452 (smin<mode>3): Removed.
3453 (smax<mode>3): Likewise.
3455 * config/i386/mmx.md (mmx_<code>v2sf3): New.
3456 (mmx_<code>v4hi3): Likewise.
3457 (mmx_<code>v8qi3): Likewise.
3458 (mmx_smaxv2sf3): Removed.
3459 (mmx_sminv2sf3): Likewise.
3460 (mmx_umaxv8qi3): Likewise.
3461 (mmx_smaxv4hi3): Likewise.
3462 (mmx_uminv8qi3): Likewise.
3463 (mmx_sminv4hi3): Likewise.
3465 * config/i386/sse.md (<addsub><mode>3): New.
3466 (*<addsub><mode>3): Likewise.
3467 (<sse>_vm<addsub><mode>3): Likewise.
3468 (<maxmin><mode>3): Likewise.
3469 (*<maxmin><mode>3_finite): Likewise.
3470 (*<maxmin><mode>3): Likewise.
3471 (<sse>_vm<maxmin><mode>3): Likewise.
3472 (sse3_h<addsub>v4sf3): Likewise.
3473 (sse3_h<addsub>v2df3): Likewise.
3474 (<maxmin>v16qi3): Likewise.
3475 (*<maxmin>v16qi3): Likewise.
3476 (<maxmin>v8hi3): Likewise.
3477 (*<maxmin>v8hi3): Likewise.
3478 (*sse4_1_<maxmin><mode>3): Likewise.
3479 (*sse4_1_<maxmin><mode>3): Likewise.
3480 (add<mode>3): Removed.
3481 (*add<mode>3): Likewise.
3482 (<sse>_vmadd<mode>3): Likewise.
3483 (sub<mode>3): Likewise.
3484 (*sub<mode>3): Likewise.
3485 (<sse>_vmsub<mode>3): Likewise.
3486 (smin<mode>3): Likewise.
3487 (*smin<mode>3_finite): Likewise.
3488 (*smin<mode>3): Likewise.
3489 (<sse>_vmsmin<mode>3): Likewise.
3490 (smax<mode>3): Likewise.
3491 (*smax<mode>3_finite): Likewise.
3492 (*smax<mode>3): Likewise.
3493 (<sse>_vmsmax<mode>3): Likewise.
3494 (sse3_haddv4sf3): Likewise.
3495 (sse3_haddv2df3): Likewise.
3496 (sse3_hsubv4sf3): Likewise.
3497 (sse3_hsubv2df3): Likewise.
3498 (umaxv16qi3): Likewise.
3499 (*umaxv16qi3): Likewise.
3500 (smaxv8hi3): Likewise.
3501 (*smaxv8hi3): Likewise.
3502 (*sse4_1_smax<mode>3): Likewise.
3503 (*sse4_1_umax<mode>3): Likewise.
3504 (uminv16qi3): Likewise.
3505 (*uminv16qi3): Likewise.
3506 (sminv8hi3): Likewise.
3507 (*sminv8hi3): Likewise.
3508 (*sse4_1_smin<mode>3): Likewise.
3509 (*sse4_1_umin<mode>3): Likewise.
3511 2008-04-01 Rafael Espindola <espindola@google.com>
3513 * tree-cfg.c (verify_expr): remove in_phi.
3514 (verify_stmt): Don't call walk_tree with verify_expr. Use
3515 is_gimple_min_invariant instead of is_gimple_val.
3517 2008-04-01 Joseph Myers <joseph@codesourcery.com>
3519 * doc/include/gpl_v3.texi: Update for manpage generation.
3520 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
3522 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
3523 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
3524 gpl_v3.texi instead of gpl.texi.
3527 2008-04-01 Jakub Jelinek <jakub@redhat.com>
3530 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
3532 2008-04-01 Rafael Espindola <espindola@google.com>
3534 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
3535 (extract_code_and_val_from_cond): Use
3536 extract_code_and_val_from_cond_with_ops.
3538 2008-04-01 Jan Hubicka <jh@suse.cz>
3540 * function.c (free_after_compilation): Free epilogue_delay_list.
3541 (prepare_function_start): Assert that previous compilation was freed.
3543 2008-04-01 Jan Hubicka <jh@suse.cz>
3544 Jim Wilson <wilson@tuliptree.org>
3545 Andreas Tobler <andreast@gcc.gnu.org>
3548 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
3549 rtl.emit instead cfun->emit.
3550 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
3551 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
3553 2008-04-01 Ben Elliston <bje@au.ibm.com>
3555 * doc/c-tree.texi (Function Basics): Fix grammatical error.
3557 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
3559 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
3561 (fprofile-use): Add var flag_profile_use
3562 * coverage.c (coverage_begin_output): Do not open a gcno file for
3563 output only if -ftest-coverage is set.
3564 Do not add getpwd() to gcda file path.
3565 (build_gcov_info): Check the new flag
3566 flag_profile_datafile_relative_path.
3567 (coverage_init): Use profile_data_prefix.
3568 Read profile counter only if flag_profile_use is set.
3569 * opts.c (common_handle_option): New option fprofile-use=,
3570 fprofile-dir=, fprofile-generate=.
3571 * toplev.c (profile_data_prefix): New variable definition.
3572 * toplev.h (profile_data_prefix): New declaration.
3573 * doc/invoke.tex (Option Summary, Optimization Options):
3576 2008-03-31 James E. Wilson <wilson@tuliptree.org>
3578 * varasm.c (output_constant_pool_1): In LABEL_REF check,
3579 use tmp consistently.
3582 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
3583 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3584 UNSPEC_FR_RECIP_APPROX_RES.
3585 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
3587 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
3590 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
3592 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3595 * fold-const.c (fold_indirect_ref_1): Support accessing non first
3596 element of the vector via a pointer.
3598 2008-03-31 Ian Lance Taylor <iant@google.com>
3600 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
3602 2008-03-31 Jan Hubicka <jh@suse.cz>
3604 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3605 get_arg_pointer_save_area.
3606 * expr.c (init_expr): Just clear out rtl.expr.
3607 * function.c (free_after_compilation): Clear out whole RTL structure.
3608 (get_func_frame_size): Merge into ...
3609 (get_frame_size): ... this one.
3610 (assign_stack_local_1): Merge into ...
3611 (assign_stack_local): ... this one.
3612 (expand_function_end): Update call of get_arg_pointer_save_area.
3613 (get_art_pointer_save_area): Remove cfun argument.
3614 * function.h (emit_status): regno_pointer_align does not need length
3615 attribute. Move x_regno_reg_rtx to ...
3616 (regno_reg_rtx): ... new global array.
3617 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
3618 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
3619 apply_args_value, forced_labels, stack_pointer_delta):
3621 (struct varasm_status): Move here from varasm.c
3622 (struct rtl_data): New. Move here some fields from struct function.
3623 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3624 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3625 used_temp_slots avail_temp_slots, temp_slot_level,
3626 nonlocal_goto_handler_labels): Update accesstors.
3627 (rtl): New global variable.
3628 (struct function): Move some fileds to rtl_data.
3629 (get_arg_pointer_save_area): Update prototype.
3630 * emit-rtl.c (rtl): Declare.
3631 (regno_reg_rtx): Declare.
3632 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3634 (gen_reg_rtx): Update.
3635 (init_virtual_regs): Do not tate emit_status argument.
3636 (init_emit): Do not allocate emit.
3637 * varasm.c (varasm_statuc): Move to function.h.
3638 (n_deferred_constatns): Update accestor.
3639 (init_varasm_status): Do not allocate varasm_status.
3640 (force_const_mem, get_pool_size, output_constant_pool): Update.
3641 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3642 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3644 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
3646 PR rtl-optimization/35729
3647 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
3650 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
3653 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
3654 load/store if memory is unaligned.
3655 (*movti_rex64): Likewise.
3657 * config/i386/predicates.md (misaligned_operand): New.
3659 2008-03-31 Andrew Pinski <pinskia@gmail.com>
3662 * tree-ssa-phiopt.c (conditional_replacement): Return early for
3665 2008-03-31 Jan Beulich <jbeulich@novell.com>
3667 * config/ia64/constraints.md: Add 'j' constraint.
3668 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
3669 (movdi_internal): Likewise.
3671 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
3674 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
3676 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3679 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
3680 proper error message for the third argument on blendpd and
3683 * config/i386/sse.md (blendbits): New.
3684 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
3686 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
3688 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
3690 2008-03-30 Richard Guenther <rguenther@suse.de>
3693 * fold-const.c (fold_sign_changed_comparison): Do leave
3694 conversions to base-types alone.
3696 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3698 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
3699 the link register if one altivec register is be saved.
3701 2008-03-30 Ben Elliston <bje@au.ibm.com>
3703 * final.c (final_scan_insn): Remove if (0) code.
3705 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
3707 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
3709 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
3711 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
3712 of V4SFmode to ix86_binary_operator_ok.
3714 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
3716 * config/i386/i386.c (override_options): Initialize
3717 ix86_veclib_handler to ix86_veclibabi_svml when
3718 -mveclibabi=svml is used.
3719 (ix86_veclibabi_svml): New function for SVML ABI style
3720 vectorization support.
3721 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
3723 2008-03-28 Rafael Espindola <espindola@google.com>
3725 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
3726 (tree_binary_nonnegative_warnv_p): Make it public.
3727 (tree_single_nonnegative_warnv_p): Make it public.
3728 (tree_invalid_nonnegative_warnv_p): Make it public.
3729 (tree_unary_nonzero_warnv_p): Make it public.
3730 (tree_binary_nonzero_warnv_p): Make it public
3731 (tree_single_nonzero_warnv_p): Make it public.
3732 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
3733 (extract_range_from_binary_expr): Split the expr argument.
3734 (extract_range_from_unary_expr): Split the expr argument.
3735 (extract_range_from_comparison): Split the expr argument.
3736 (extract_range_from_expr): Use the new aux functions.
3737 (vrp_evaluate_conditional_warnv): Use
3738 vrp_evaluate_conditional_warnv_with_ops.
3739 * tree.h (tree_unary_nonzero_warnv_p): Declare.
3740 (tree_binary_nonzero_warnv_p): Declare.
3741 (tree_single_nonzero_warnv_p): Declare.
3742 (tree_expr_nonzero_warnv_p): Declare.
3743 (tree_unary_nonnegative_warnv_p): Declare.
3744 (tree_binary_nonnegative_warnv_p): Declare.
3745 (tree_single_nonnegative_warnv_p): Declare.
3746 (tree_invalid_nonnegative_warnv_p): Declare.
3748 2008-03-28 Richard Guenther <rguenther@suse.de>
3750 PR tree-optimization/30317
3751 PR tree-optimization/30911
3752 PR tree-optimization/34793
3753 * tree-vrp.c (set_and_canonicalize_value_range): New function.
3754 (struct assert_locus_d): New member EXPR.
3755 (register_new_assert_for): Add EXPR parameter to support
3756 ASSERT_EXPR <name, expr OP limit>.
3757 (register_edge_assert_for_1): Adjust callers.
3758 (find_assert_locations): Likewise.
3759 (process_assert_insertions_for): Build condition from expression.
3760 (extract_range_from_assert): Handle ASSERT_EXPRs
3761 of the form ASSERT_EXPR <name, expr OP limit>.
3762 (register_edge_assert_for_2): New helper registering
3763 asserts for comparisons. Recognize range tests of the form
3764 (unsigned)i - CST1 OP CST2.
3765 (register_edge_assert_for_1): Use it.
3766 (register_edge_assert_for): Likewise.
3767 (needs_overflow_infinity): Integer sub-types
3768 do not need overflow infinities.
3769 (vrp_val_is_max): The extreme values of integer sub-types
3770 are those of the base type.
3771 (vrp_val_is_min): Likewise.
3772 * tree.def (ASSERT_EXPR): Document extra allowed conditional
3775 2008-03-28 Nick Clifton <nickc@redhat.com>
3778 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3779 Return GENERAL_REGS for stack adjustment reloads.
3781 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3784 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
3785 const_vector when all the vectors are constant.
3787 2008-03-27 Bob Wilson <bob.wilson@acm.org>
3789 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
3791 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
3792 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
3794 (s<code>_sf): Use new scc_sf attribute for opcode names.
3796 2008-03-27 Tom Tromey <tromey@redhat.com>
3798 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
3799 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
3800 config/spu/t-spu-elf, config/i386/t-interix,
3801 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
3802 config/i386/x-darwin, config/i386/x-mingw32,
3803 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
3804 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
3805 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
3806 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
3807 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
3808 config/rs6000/x-darwin, config/rs6000/t-rs6000,
3809 config/score/t-score-elf, config/arm/t-strongarm-pe,
3810 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
3811 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
3812 Revert automatic dependency patch.
3814 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
3817 * config/i386/i386.c (ix86_function_arg_boundary): Align
3818 decimal floating point to its natural boundary.
3820 2008-03-27 Richard Guenther <rguenther@suse.de>
3823 * fold-const.c (fold_comparison): Restrict distinct decl
3824 comparison folding to VAR_DECLs and PARM_DECLs. Do not
3825 solely rely on operand_equal_p.
3827 2008-03-27 Richard Guenther <rguenther@suse.de>
3830 * c-common.c (handle_weak_attribute): Reject combination of
3833 2008-03-27 Richard Guenther <rguenther@suse.de>
3835 PR tree-optimization/32810
3836 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
3837 conversions from DECL_INITIAL.
3838 (fold_const_aggregate_ref): Likewise from constructor elements.
3840 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
3842 * tree-affine.h (aff_combination_expand): Declare.
3843 (get_inner_reference_aff): Likewise.
3844 * tree-affine.c (aff_combination_expand): Split out from
3845 tree_to_aff_combination_expand.
3846 (get_inner_reference_aff): New function.
3847 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
3848 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
3849 (struct lim_aux_data): sm_done field removed.
3850 (mem_ref_loc_p, mem_ref_locs_p): New types.
3851 (struct mem_ref): Added id, stored, accesses_in_loop,
3852 indep_loop, dep_loop, indep_ref, dep_ref fields.
3853 Removed is_stored, locs and next fields.
3854 (memory_accesses): New variable.
3855 (movement_possibility): Do not allow moving statements
3856 that store to memory.
3857 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
3859 (determine_max_movement): For statements with memory references,
3860 find the outermost loop in that the reference is independent.
3861 (move_computations_stmt): Mark the virtual operands for renaming.
3862 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
3863 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
3864 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
3865 add_vop_ref_mapping, create_vop_ref_mapping_loop,
3866 create_vop_ref_mapping, analyze_memory_references,
3867 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
3868 get_all_locs_in_loop, ref_always_accessed_p,
3869 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
3870 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
3871 store_motion_loop, store_motion): New functions.
3872 (struct vop_to_refs_elt): New type.
3873 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
3874 memref_hash, memref_eq, hoist_memory_references): Rewritten.
3875 (schedule_sm): Replaced by...
3876 (execute_sm): ... this.
3877 (determine_lsm_ref, hoist_memory_references,
3878 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
3879 find_more_ref_vops, free_mem_ref, free_mem_refs,
3880 determine_lsm_loop, determine_lsm): Removed.
3881 (tree_ssa_lim_finalize): Free data structures used by store motion.
3882 (tree_ssa_lim): Call analyze_memory_references. Use
3883 store_motion instead of determine_lsm.
3885 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3887 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
3888 rename tmake_file to m68hc11/t-m68hc11.
3889 (mcore): Set inhibit_libc to true.
3890 * config.host (alpha*-dec-*vms*): Set extra_programs.
3891 (interix3*): Don't use host_xmake_file.
3892 * configure.ac: Let config.gcc override inhibit_libc.
3893 * configure: Regenerate.
3895 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
3896 * config/t-openbsd-thread: Remove commented out lines.
3898 * config/x-interix: Remove.
3900 * config/m68hc11/t-m68hc11-gas: Rename to...
3901 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
3903 * config/mcore/t-mcore: Remove T_CFLAGS.
3904 * config/mcore/t-mcore-pe: Likewise.
3906 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3908 * configure.ac: Replace custom __GNU_SOURCE test with
3909 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
3910 * aclocal.m4: Regenerate.
3911 * configure: Regenerate.
3912 * config.in: Regenerate.
3914 2008-03-27 Richard Guenther <rguenther@suse.de>
3916 * fold-const.c (target.h): Include.
3917 (fold_comparison): Fold comparison of addresses of decls
3918 that bind locally or of constants. Consolidate address folding code.
3919 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
3920 results from fold_binary_to_constant.
3921 (compare_values_warnv): Likewise.
3923 2008-03-27 Andrew Pinski <pinskia@gmail.com>
3926 * fold-const.c (fold_truthop): Check for integeral types when folding
3927 a == 0 && b == 0 and a != 0 || b != 0 .
3929 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
3931 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
3933 2008-03-26 Andreas Schwab <schwab@suse.de>
3935 * doc/invoke.texi: Fix use of @item vs. @itemx.
3937 2008-03-26 Tom Tromey <tromey@redhat.com>
3939 * Makefile.in (build/gensupport.o, build/print-rtl.o,
3940 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
3941 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
3942 build/gencodes.o, build/genconditions.o, build/genconfig.o,
3943 build/genconstants.o, build/genemit.o, build/genextract.o,
3944 build/genflags.o, build/genmddeps.o, build/genopinit.o,
3945 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
3948 2008-03-26 Richard Guenther <rguenther@suse.de>
3951 2008-03-26 Richard Guenther <rguenther@suse.de>
3953 * fold-const.c (target.h): Include.
3954 (fold_comparison): Fold comparison of addresses of two decls
3955 that bind locally. Consolidate address folding code.
3957 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3959 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
3960 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
3961 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
3962 dconstsqrt2, dconstthird, dconste and/or dconst10.
3963 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
3964 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
3965 dconstsqrt2, dconste): Delete.
3966 (init_emit_once): Likewise. Simplify initializing dconstm1.
3968 * real.c (get_real_const): New.
3969 * real.h (dconst3, dconst10, dconstm2, dconstthird,
3970 dconstsqrt2, dconste): Delete.
3971 (real_value_const, get_real_const): New.
3973 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
3975 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
3977 * config/i386/i386.c (ix86_function_arg_boundary): Check
3978 BIGGEST_ALIGNMENT instead of 128.
3979 (setup_incoming_varargs_64): Likewise.
3981 2008-03-26 Tom Tromey <tromey@redhat.com>
3983 * Makefile.in (DEPFILES): Add missing '/'.
3985 2008-03-26 Richard Guenther <rguenther@suse.de>
3987 * fold-const.c (target.h): Include.
3988 (fold_comparison): Fold comparison of addresses of two decls
3989 that bind locally. Consolidate address folding code.
3991 2008-03-26 Nick Clifton <nickc@redhat.com>
3994 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
3995 not allow INT+INT as a legitimate addressing mode.
3997 2008-03-26 Richard Guenther <rguenther@suse.de>
3999 * tree-flow.h (widen_bitfield): Remove declaration.
4000 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4001 (widen_bitfield): Remove function.
4002 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4005 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4008 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4011 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4013 PR rtl-optimization/35232
4014 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4015 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4016 reg_reloaded_call_part_clobbered here.
4017 (reload_regs_reach_end_p): New function.
4018 (reload_reg_rtx_for_input): New variable.
4019 (reload_reg_rtx_for_output): Likewise.
4020 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4021 when reassigning a pseudo register. Load reloadreg from
4022 reload_reg_rtx_for_input, moving the mode and register
4024 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4025 instead of the original when deciding whether an input reload
4026 would be a no-op or whether an output reload can be deleted.
4027 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4028 when setting up new_spill_reg_store. Load it from
4029 reload_reg_rtx_for_output, moving the mode and register
4031 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4032 instead of the original when deciding whether an output reload
4033 would be a no-op. Do the same when modifying insn notes.
4034 Use rtx_equal_p instead of == to compare the registers.
4035 (inherit_piecemeal_p): Take a mode and two register numbers
4037 (emit_reload_insns): Clear new_spill_reg_store for every hard
4038 register in the reload register. Remove spill registers
4039 from reg_reloaded_valid before considering whether to record
4040 inheritance information for them. Use reload_reg_rtx_for_output
4041 instead of reg_rtx when recording output reloads. Use
4042 reload_reg_rtx_for_input instead of reg_rtx when recording
4043 input reloads. Set or clear reg_reloaded_call_part_clobbered
4044 at the same time as setting reg_reloaded_valid.
4045 (delete_output_reload): Add a new_reload_reg parameter and use it
4046 instead of rld[j].reg_rtx.
4047 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4050 2008-03-25 Tom Tromey <tromey@redhat.com>
4052 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4053 (build/genattr.o): Likewise.
4054 (build/genattrtab.o): Likewise.
4055 (build/gencodes.o): Likewise.
4056 (build/genconfig.o): Likewise.
4057 (build/genconstants.o): Likewise.
4058 (build/genemit.o): Likewise.
4059 (build/genextract.o): Likewise.
4060 (build/genflags.o): Likewise.
4062 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4064 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4065 instead of size_int for integer types.
4066 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4067 to match type of MINUS_EXPR.
4069 2008-03-25 Tom Tromey <tromey@redhat.com>
4071 * configure: Rebuilt.
4072 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4075 2008-03-25 Tom Tromey <tromey@redhat.com>
4077 * config/x-solaris (host-solaris.o): Update.
4078 * config/x-linux (host-linux.o): Update.
4079 * config/x-hpux (host-hpux.o): Update.
4080 * config/x-darwin (host-darwin.o): Update.
4081 * config/v850/t-v850e (v850-c.o): Update.
4082 * config/v850/t-v850 (v850-c.o): Update.
4083 * config/t-vxworks (vxworks.o): Update.
4084 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4085 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4086 * config/spu/t-spu-elf (spu-c.o): Update.
4088 * config/sh/t-symbian (sh-c.o): Update.
4089 (symbian.o): Update.
4090 * config/sh/t-sh (sh-c.o): Update.
4091 * config/score/t-score-elf (score7.o, score3.o): Update.
4092 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4093 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4094 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4095 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4097 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4098 * config/m32c/t-m32c (m32c-pragma.o): Update.
4099 * config/ia64/t-ia64 (ia64-c.o): Update.
4100 * config/i386/x-mingw32 (host-mingw32.o): Update.
4101 * config/i386/x-i386 (driver-i386.o): Update.
4102 * config/i386/x-darwin (host-i386-darwin.o): Update.
4103 * config/i386/x-cygwin (host-cygwin.o): Update.
4104 * config/i386/t-nwld (nwld.o): Update.
4105 * config/i386/t-netware (netware.o): Update.
4106 * config/i386/t-interix (winnt.o): Update.
4107 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4108 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4109 msformat-c.o): Update.
4110 * config/bfin/t-bfin-linux (generated_files): Add
4111 linux-sysroot-suffix.h.
4112 * config/arm/t-wince-pe (pe.o): Update.
4113 * config/arm/t-strongarm-pe (pe.o): Update.
4114 * config/arm/t-pe (pe.o): Update.
4115 * config/arm/t-arm (arm-c.o): Update.
4116 * doc/install.texi (Prerequisites): Require make 3.80.
4117 * Makefile.in: Remove .o targets.
4118 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
4119 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
4120 (simple_generated_h, simple_generated_c): Move earlier.
4121 (generated_files): New variable.
4122 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
4123 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
4124 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
4125 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
4126 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
4127 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
4128 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
4129 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
4130 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
4131 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
4132 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
4133 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
4135 (COMPILE.base, COMPILE): New variables.
4136 (%.o): New pattern rule.
4137 (ALL_HOST_OBJS): New variable.
4138 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
4139 (dummy-checksum.o, cc1-checksum.o): Remove.
4140 (DRIVER_SHLIB): New variable.
4141 (DRIVER_DEFINES): Use it.
4142 (gencondmd.c): Move out of build/.
4143 (s-conditions): Update.
4144 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
4145 (ALL_BUILD_OBJS): Likewise.
4146 (build/%.o): Use BUILDCOMPILE.
4147 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
4148 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
4149 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
4150 build/gencheck.o, build/gencodes.o, build/genconditions.o,
4151 build/genconfig.o, build/genconstants.o, build/genemit.o,
4152 build/genextract.o, build/genflags.o, build/genmddeps.o,
4153 build/genopinit.o, build/genoutput.o, build/genpeep.o,
4154 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
4155 build/gen-protos.o, build/scan.o, build/fix-header.o,
4156 build/scan-decls.o): Simplify.
4157 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
4158 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
4159 prefix.o, toplev.o): Reduce to variable setting.
4160 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
4161 ($(out_object_file), gcc-options.o): New targets.
4162 ($(ALL_HOST_OBJS)): New target. Include dependency files.
4163 * configure: Rebuilt.
4164 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
4165 * doc/sourcebuild.texi (Front End Directory): Document new variable.
4167 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
4169 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
4170 complain when we hit an error, return ERROR_MARK_NODE.
4172 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4174 * config/sh/constraints.md (Pso, Psz): New constraints.
4175 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
4176 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
4178 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4180 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
4181 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
4183 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4185 * config/sh/sh.md (prefetch): Add condition for SH2A target.
4186 (prefetch_sh2a): New.
4188 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4189 Naveen.H.S <naveen.hs@kpitcummins.com>
4191 * config/sh/constraints.md (I28): New constraint.
4192 * config/sh/sh.c (broken_move): Add support for movi20s.
4193 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
4195 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
4196 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4197 Naveen.H.S <naveen.hs@kpitcummins.com>
4199 * config/sh/sh.c (SH_ATTRIBUTES): Define.
4200 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4201 (print_operand): Handle resbank in %@ operand code.
4202 (sh_encode_section_info): New.
4203 (push_regs): Add conditions for resbank.
4204 (sh_expand_epilogue): Likewise.
4205 (sh_insert_attributes): Likewise.
4206 (sh_attribute_table): Likewise.
4207 (sh_handle_resbank_handler_attribute): New.
4208 (sh2a_handle_function_vector_handler_attribute): New.
4209 (sh2a_is_function_vector_call): New.
4210 (sh2a_get_function_vector_number): New.
4211 (sh2a_function_vector_p): New.
4212 (sh_cfun_resbank_handler_p): New.
4213 * config/sh/sh.md (calli): Emit jsr/n if possible.
4214 (calli_tbr_rel): New.
4215 (calli_pcrel): Emit jsr/n if possible.
4216 (return_i): Emit rts/n if possible.
4217 (call_valuei_tbr_rel): New.
4218 (call_valuei_pcrel): Add condition for SH2A target.
4219 (call_value): Likewise.
4220 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
4221 (sh2a_get_function_vector_number): Likewise.
4222 (sh2a_is_function_vector_call): Likewise.
4223 * doc/extend.texi: Document TBR relative addressing of SH2A.
4224 (resbank): Add description for SH2A.
4226 2008-03-24 Richard Guenther <rguenther@suse.de>
4229 * gimplify.c (gimplify_modify_expr): For frontend type-correct
4230 pointer assignments change conversions according to middle-end rules.
4231 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
4232 * configure.ac: Include type checking in yes.
4233 * configure: Regenerate.
4235 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4237 * diagnostic.c (diagnostic_count_diagnostic): Delete.
4238 (diagnostic_report_diagnostic): Update. Handle ICEs here.
4240 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
4242 * gthr-vxworks.h (UNUSED): Define.
4244 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
4246 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
4248 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
4250 * doc/extend.texi (Function Attributes): Add missing comma in the
4251 example of the "alloc_size" attribute.
4253 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
4256 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4258 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4261 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4264 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4265 of the underlying type of a MS bitfield layout to the natural
4266 alignment of the type.
4268 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4270 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4271 to their natural alignment to avoid store forwarding stalls.
4273 2008-03-22 Richard Guenther <rguenther@suse.de>
4275 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
4276 For PHI nodes verify the address is invariant.
4277 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
4278 (get_symbol_constant_value): Use is_gimple_min_invariant.
4279 (maybe_fold_stmt_indirect): Likewise.
4281 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
4283 PR rtl-optimization/33927
4284 * Makefile.in (dse.o): Depend on $(TM_P_H).
4285 * expr.h (extract_low_bits): Declare.
4286 * expmed.c (extract_low_bits): New function.
4287 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
4288 * dse.c: Include tm_p.h.
4289 (find_shift_sequence): Remove the read_reg argument and return the
4290 read value. Emit the instructions instead of returning them.
4291 Iterate on new_mode rather than calculating it each time.
4292 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
4293 source to NEW_MODE and extract_low_bits to convert the shifted
4295 (replace_read): Allow the load and store to have different mode
4296 classes. Use extract_low_bits when SHIFT == 0. Create the shift
4297 or extraction instructions before trying the replacement. Update
4298 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
4300 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4302 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4303 to their natural alignment to avoid store forwarding stalls.
4305 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4308 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
4309 encouraging but not allowing gprs for input;
4310 change the input constraint to !f#r.
4311 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
4313 change the output constraint to !f#r.
4315 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
4318 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
4319 corresponding post-reload splitters.
4320 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
4321 when x87 FP math is selected.
4322 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
4323 New function prototype.
4324 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
4325 unreachable function to ease macroization of insn patterns.
4327 2008-03-21 Martin Jambor <mjambor@suse.cz>
4329 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
4330 reference dumps if ddr is NULL or dependence is unknown.
4332 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4334 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
4335 unsigned extension into account.
4336 (ATOMIC_COMPARE_AND_SWAP): Likewise.
4337 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
4338 Do computations on a scratch register.
4340 2008-03-21 Richard Guenther <rguenther@suse.de>
4342 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4343 Use is_gimple_min_invariant instead of TREE_INVARIANT.
4344 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
4345 * tree-ssa-dom.c (record_equality): Likewise.
4346 * tree-inline.c (copy_body_r): Likewise.
4347 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
4350 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4352 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
4353 as 'delete_unused' argument.
4355 2008-03-20 Richard Guenther <rguenther@suse.de>
4357 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4358 special casing of constant qualifiers.
4359 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
4360 care about them in general.
4361 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
4362 regardless of their type.
4363 (fold_stmt_r): Forcefully fold *& if we end up with that.
4365 2008-03-20 Paul Brook <paul@codesourcery.com>
4367 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
4368 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
4370 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
4372 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
4373 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
4375 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
4377 * common.opt (Wmudflap): New option.
4378 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
4379 (mx_register_decls): Likewise.
4380 (mudflap_finish_file): Likewise.
4381 * doc/invoke.texi: Document -Wno-mudflap.
4383 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
4385 * c-format.c (replace_format_name_to_system_name): New.
4387 (convert_format_name_to_system_name): New.
4388 (decode_format_attr): Add use of convert_format_name_to_system_name.
4389 (format_types_orig): Add gnu_ prefix to names.
4390 (check_format_info_main): Special treating of \0 escaped names for
4391 supporting multi-character format specifiers as I32, I64.
4392 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
4393 (gnu_target_overrides_format_attributes): New.
4394 * c-format.h: Add structure target_ovr_attr to hold
4395 system specific formatter names.
4396 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
4397 msformat-c.o file to c_target_objs and cxx_target_objs.
4398 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4399 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
4400 (TARGET_N_FORMAT_TYPES): New.
4401 * config/i386/msformat-c.c: New.
4402 * config/i386/t-cygming: Add build rule for msformat-c.o.
4403 * doc/extend.texi: Add new format names gnu_* and ms_* and
4405 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4407 2008-03-20 Ira Rosen <irar@il.ibm.com>
4409 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
4410 optimizations turned on under -O3.
4411 (ftree-vectorize): Add that the flag is turned on with -O3.
4413 2008-03-20 Ben Elliston <bje@au.ibm.com>
4415 * regmove.c (try_auto_increment): Fix spelling error in comment.
4416 * final.c (final_scan_insn): Likewise.
4418 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
4421 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
4422 allocator preferences for "y" and "r" class registers.
4423 ("*mov<mode>_internal"): Ditto.
4424 ("*movv2sf_internal_rex64"): Ditto.
4425 ("*movv2sf_internal"): Ditto.
4427 2008-03-19 Michael Matz <matz@suse.de>
4430 * calls.c (expand_call): Check overlap of arguments with call
4431 address for sibcalls.
4433 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4436 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4437 of the underlying type of a MS bitfield layout to the natural
4438 alignment of the type.
4440 2008-03-19 Jan Hubicka <jh@suse.cz>
4443 * toplev.c (decode_d_option): Handle all CPP flags.
4444 * tree-vrp.c: Update tree_pass descriptors.
4445 * regrename.c: Update tree_pass descriptors.
4446 * fwprop.c: Update tree_pass descriptors.
4447 * doc/invoke.texi: Remove documentation of dropped -d? flags.
4448 * tree-into-ssa.c: Update tree_pass descriptors.
4449 * tree-dump.c: Update tree_pass descriptors.
4450 * tree-complex.c: Update tree_pass descriptors.
4451 * tree-dump.h: Update tree_pass descriptors.
4452 * see.c: Update tree_pass descriptors.
4453 * cgraphbuild.c: Update tree_pass descriptors.
4454 * tracer.c: Update tree_pass descriptors.
4455 * tree-loop-distribution.c: Update tree_pass descriptors.
4456 * cgraph.c: Update tree_pass descriptors.
4457 * postreload-gcse.c: Update tree_pass descriptors.
4458 * postreload.c: Update tree_pass descriptors.
4459 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
4460 * tree-tailcall.c: Update tree_pass descriptors.
4461 * tree-pass.h (tree_opt_pass): Rename to ...
4462 (opt_pass) ... this one; add "type" field and remove letter field.
4463 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
4464 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
4465 all_lowering_passes): Update declaration.
4466 * ipa-cp.c: Update tree_pass descriptors.
4467 * final.c: Update tree_pass descriptors.
4468 * omp-low.c: Update tree_pass descriptors.
4469 * tree-ssa-dse.c: Update tree_pass descriptors.
4470 * ipa-reference.c: Update tree_pass descriptors.
4471 * tree-ssa-uncprop.c: Update tree_pass descriptors.
4472 * auto-inc-dec.c: Update tree_pass descriptors.
4473 * reorg.c: Update tree_pass descriptors.
4474 * cgraphunit.c: Update tree_pass descriptors.
4475 * tree-ssa-copyrename.c: Update tree_pass descriptors.
4476 * tree-ssa-ccp.c: Update tree_pass descriptors.
4477 * df-core.c: Update tree_pass descriptors.
4478 * mode-switching.c: Update tree_pass descriptors.
4479 * tree-nomudflap.c: Update tree_pass descriptors.
4480 * modulo-sched.c: Update tree_pass descriptors.
4481 * ipa-pure-const.c: Update tree_pass descriptors.
4482 * cse.c: Update tree_pass descriptors.
4483 * web.c: Update tree_pass descriptors.
4484 * tree-stdarg.c: Update tree_pass descriptors.
4485 * tree-ssa-math-opts.c: Update tree_pass descriptors.
4486 * tree-ssa-dom.c: Update tree_pass descriptors.
4487 * tree-nrv.c: Update tree_pass descriptors.
4488 * tree-ssa-alias.c: Update tree_pass descriptors.
4489 * loop-init.c: Update tree_pass descriptors.
4490 * gimple-low.c: Update tree_pass descriptors.
4491 * ipa-inline.c: Update tree_pass descriptors.
4492 * tree-ssa-sink.c: Update tree_pass descriptors.
4493 * global.c: Update tree_pass descriptors.
4494 * ifcvt.c: Update tree_pass descriptors.
4495 * jump.c: Update tree_pass descriptors.
4496 * predict.c: Update tree_pass descriptors.
4497 * tree-ssa-loop.c: Update tree_pass descriptors.
4498 * recog.c: Update tree_pass descriptors.
4499 * dse.c: Update tree_pass descriptors.
4500 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
4501 * tree-eh.c: Update tree_pass descriptors.
4502 * regmove.c: Update tree_pass descriptors.
4504 * function.c: Update tree_pass descriptors.
4505 * tree-vectorizer.c: Update tree_pass descriptors.
4506 * gcse.c: Update tree_pass descriptors.
4507 * ipa-type-escape.c: Update tree_pass descriptors.
4508 * tree-if-conv.c: Update tree_pass descriptors.
4509 * init-regs.c: Update tree_pass descriptors.
4510 * ipa.c: Update tree_pass descriptors.
4511 * tree-ssa-phiopt.c: Update tree_pass descriptors.
4512 * rtl-factoring.c: Update tree_pass descriptors.
4513 * lower-subreg.c: Update tree_pass descriptors.
4514 * bt-load.c: Update tree_pass descriptors.
4515 * tree-dfa.c: Update tree_pass descriptors.
4516 * except.c: Update tree_pass descriptors.
4517 * emit-rtl.c: Update tree_pass descriptors.
4518 * cfgexpand.c: Update tree_pass descriptors.
4519 * tree-cfgcleanup.c: Update tree_pass descriptors.
4520 * cfgcleanup.c: Update tree_pass descriptors.
4521 * tree-ssa-pre.c: Update tree_pass descriptors.
4522 * tree-sra.c: Update tree_pass descriptors.
4523 * tree-mudflap.c: Update tree_pass descriptors.
4524 * tree-ssa-copy.c: Update tree_pass descriptors.
4525 * cfglayout.c: Update tree_pass descriptors.
4526 * tree-ssa-forwprop.c: Update tree_pass descriptors.
4527 * tree-ssa-dce.c: Update tree_pass descriptors.
4528 * tree-ssa.c: Update tree_pass descriptors.
4529 * regclass.c: Update tree_pass descriptors.
4530 * integrate.c: Update tree_pass descriptors.
4531 * tree-optimize.c: Update tree_pass descriptors.
4532 * tree-ssa-phiprop.c: Update tree_pass descriptors.
4533 * tree-object-size.c: Update tree_pass descriptors.
4534 * combine.c: Update tree_pass descriptors.
4535 * tree-outof-ssa.c: Update tree_pass descriptors.
4536 * bb-reorder.c: Update tree_pass descriptors.
4537 * stack-ptr-mod.c: Update tree_pass descriptors.
4538 * var-tracking.c: Update tree_pass descriptors.
4539 * tree-profile.c: Update tree_pass descriptors.
4540 * tree-vect-generic.c: Update tree_pass descriptors.
4541 * reg-stack.c: Update tree_pass descriptors.
4542 * sched-rgn.c: Update tree_pass descriptors.
4543 * tree-ssa-structalias.c: Update tree_pass descriptors.
4544 * tree-cfg.c: Update tree_pass descriptors.
4545 * passes.c (current_pass): Update declaration.
4546 (finish_optimization_passes): Update.
4547 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
4548 (register_one_dump_file, register_dump_files_1, next_pass_1):
4550 (init_optimization_passes): Update handling of new types.
4551 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
4552 * ipa-struct-reorg.c: Update tree_pass descriptors.
4553 * tree-ssa-reassoc.c: Update tree_pass descriptors.
4554 * combine-stack-adj.c: Update tree_pass descriptors.
4555 * cfgrtl.c: Update tree_pass descriptors.
4556 * dce.c: Update tree_pass descriptors.
4557 * tree-ssanames.c: Update tree_pass descriptors.
4559 2008-03-19 Richard Guenther <rguenther@suse.de>
4562 * tree-ssa.c (walk_data): New structure.
4563 (warn_uninitialized_var): If not always_executed warn with "maybe"
4565 (execute_early_warn_uninitialized): Compute post-dominators.
4566 Initialize always_executed before processing each basic block.
4568 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4571 * config/i386/i386.c (x86_this_parameter): Calculate correct location
4572 of "this" pointer when "regparm = N" or "fastcall" is in effect.
4574 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4576 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
4578 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
4580 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
4582 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
4583 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
4584 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
4585 target after ignore has been set, and move there also the commputation
4586 of subtarget and original_target.
4587 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
4588 (LANG_HOOKS_INITIALIZER): Remove it.
4589 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
4591 2008-03-18 Richard Guenther <rguenther@suse.de>
4593 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
4594 found an expression with constants, note that in the VN for the lhs.
4595 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
4596 fold them to constants if possible. Run cleanup_cfg if done so.
4597 (execute_pre): Return todo.
4599 (execute_fre): Likewise.
4600 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
4602 (get_prop_source_stmt): Look through pointer conversions.
4604 2008-03-18 Jan Hubicka <jh@suse.cz>
4606 * tree-pretty-print.c: Include predict.h.
4607 (dump_generic_node): Dump predictor.
4608 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
4609 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
4610 * gimple-low.c (lower_stmt): Likewise.
4611 * expr.c (expand_expr_real): Likewise.
4612 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
4614 (build_predict_expr, build_predict_expr): New.
4615 * predict.h (predictor_name, build_predict_expr): Update.
4616 * c-typeck.c (c_finish_bc_stmt): Add prediction.
4617 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
4618 * predict.def (PRED_CONTINUE): Update hitrate.
4619 * tree.def (PREDICT_EXPR): Define.
4620 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
4621 do not handle BIND_EXPR.
4622 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
4623 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
4624 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
4627 2008-03-18 Michael Matz <matz@suse.de>
4629 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
4631 2008-03-18 Richard Guenther <rguenther@suse.de>
4633 * tree-gimple.h (is_gimple_invariant_address): Declare.
4634 (is_gimple_constant): Likewise.
4635 * tree-gimple.c (is_gimple_constant): New function.
4636 (is_gimple_invariant_address): Likewise.
4637 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
4638 and is_gimple_invariant_address.
4639 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
4641 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
4642 an addressable base.
4644 2008-03-18 Jakub Jelinek <jakub@redhat.com>
4647 * gimplify.c (gimplify_expr): Gimplify second operand of
4650 2008-03-17 Richard Guenther <rguenther@suse.de>
4652 PR tree-optimization/19637
4653 * fold-const.c (fold_unary): Remove restrictions of removing
4654 intermediate pointer-conversions (P2)(P1)P0.
4655 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
4656 conversion to void pointer.
4657 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
4659 2008-03-16 James E. Wilson <wilson@tuliptree.org>
4662 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
4663 emulated thread local variables.
4665 2008-03-16 Richard Guenther <rguenther@suse.de>
4668 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
4669 expand TREE_INVARIANT operations that are not gimple invariant.
4671 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
4673 * doc/extend.texi (Alignment): Say that the ABI controls
4674 the __alignof__ for non-strict-alignment targets rather
4675 than being a recommendation.
4677 2008-03-15 Paul Brook <paul@codesourcery.com>
4679 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
4681 (arm_output_fn_unwind): Mark functions that can not be unwound.
4683 2008-03-15 Paul Brook <paul@codesourcery.com>
4685 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
4686 extension instructions.
4688 2008-03-15 Richard Guenther <rguenther@suse.de>
4690 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
4691 and fold constant aggregate refs.
4692 (fold_const_aggregate_ref): Handle string constants
4693 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
4694 (evaluate_stmt): Simplify now that ccp_fold folds constant
4697 2008-03-15 Paul Brook <paul@codesourcery.com>
4699 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
4700 (extzv): Use gen_extzv_t2.
4701 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
4703 2008-03-15 Richard Guenther <rguenther@suse.de>
4705 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
4706 (fold_const_aggregate_ref): Likewise.
4707 (get_value): Return NULL if we don't have any values.
4708 (ccp_finalize): Set const_val to NULL after freeing it.
4709 * tree-flow.h (get_symbol_constant_value): Declare.
4710 (fold_const_aggregate_ref): Likewise.
4711 * tree-ssa-sccvn.c (try_to_simplify): Use them.
4713 2008-03-15 Richard Guenther <rguenther@suse.de>
4716 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
4717 to not produce negative array indices if not allowed. Add
4718 parameter to indicate that.
4719 (maybe_fold_offset_to_component_ref): Allow negative array
4720 indices only for the first member of a structure.
4721 (maybe_fold_offset_to_reference): Allow negative array indices.
4722 (maybe_fold_stmt_addition): Likewise.
4724 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
4725 Anatoly Sokolov <aesok@post.ru>
4727 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
4728 (avr_arch): Add ARCH_AVR6.
4729 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
4730 (initial_elimination_offset): Initialize and use 'avr_pc_size'
4731 instead of fixed value 2.
4732 (print_operand_address): Use gs() asm specifier instead of pm().
4733 (avr_assemble_integer): (Ditto.).
4734 (avr_output_addr_vec_elt): (Ditto.).
4735 (print_operand): Handle "!" code.
4736 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
4737 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
4738 (AVR_HAVE_EIJMP_EICALL): Define.
4739 (AVR_3_BYTE_PC): Redefine.
4740 (AVR_2_BYTE_PC): (Ditto.).
4741 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
4742 (LINK_SPEC): Add atmega2560 and atmega2561.
4743 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
4745 * config/avr/avr.md (call_insn): Use eicall instead of icall
4746 for 3 byte PC devices.
4747 (call_value_insn): (Ditto.).
4748 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
4749 (indirect_jump): Use only for for 2 byte PC devices.
4750 (*tablejump): (Ditto.).
4751 (*indirect_jump_avr6): Add insn.
4752 (*tablejump_rjmp): Don't use for 3 byte PC devices.
4753 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
4754 instead of ijmp for 3 byte PC devices.
4755 (__tablejump2__): (Ditto.).
4756 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
4757 (MULITLIB_DIRNAMES): (Ditto.).
4758 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
4760 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
4762 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
4763 "sse2_umulsidi3". Use V1DI mode for operand 0.
4764 ("mmx_psadbw"): Use V1DI mode for operand 0.
4765 * config/i386/i386-modes.def (V1SI): New vector mode.
4766 * config/i386/i386.c (struct builtin_description)
4767 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
4768 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
4769 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
4770 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
4771 v1di_ftype_v8qi_v8qi type.
4772 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
4774 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
4775 __builtin_ia32_pmuludq]: Fix the mode of return value.
4777 2008-03-15 Richard Guenther <rguenther@suse.de>
4780 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
4783 2008-03-14 Bob Wilson <bob.wilson@acm.org>
4785 * doc/invoke.texi (Option Summary, Xtensa Options): Document
4786 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
4787 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
4788 unless TARGET_SERIALIZE_VOLATILE is enabled.
4789 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
4790 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
4791 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
4793 2008-03-14 Richard Guenther <rguenther@suse.de>
4795 PR tree-optimization/34172
4796 * tree-flow.h (refs_may_alias_p): Declare.
4797 (get_single_def_stmt): Likewise.
4798 (get_single_def_stmt_from_phi): Likewise.
4799 (get_single_def_stmt_with_phi): Likewise.
4800 * tree-dfa.c (refs_may_alias_p): New function.
4801 (get_single_def_stmt): Likewise.
4802 (get_single_def_stmt_from_phi): Likewise.
4803 (get_single_def_stmt_with_phi): Likewise.
4804 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
4805 (vn_reference_lookup_1): New helper function.
4806 (vn_reference_lookup): Walk the virtual use-def chain to
4807 continue searching for a match if the def does not alias the
4808 reference we are looking for.
4810 2008-03-14 David Edelsohn <edelsohn@gnu.org>
4812 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
4813 archive and Perzl. Update The Written Word listing.
4815 2008-03-14 Richard Guenther <rguenther@suse.de>
4817 PR tree-optimization/34043
4818 PR tree-optimization/33989
4819 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
4821 (bitmap_find_leader): Use extra argument to verify dominance
4822 relationship inside a basic-block.
4823 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
4824 (find_leader_in_sets): Adjust.
4825 (create_component_ref_by_pieces): Take extra argument for
4826 dominance check, handle lookup failures.
4827 (find_or_generate_expression): Likewise.
4828 (create_expression_by_pieces): Likewise.
4829 (insert_into_preds_of_block): Adjust.
4830 (create_value_expr_from): If asked for, verify all operands
4831 are in the blocks AVAIL_OUT set.
4832 (make_values_for_stmt): Check for SSA_NAMEs that are life
4833 over an abnormal edge.
4834 (compute_avail): Remove such check.
4835 (do_SCCVN_insertion): New function.
4836 (eliminate): If we do not find a leader suitable for replacement
4837 insert a replacement expression from SCCVN if available.
4838 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
4839 (struct vn_ssa_aux): Add needs_insertion flag.
4840 * tree-ssa-sccvn.c (may_insert): New global flag.
4841 (copy_reference_ops_from_ref): Value-number union member access
4842 based on its size, not type and member if insertion is allowed.
4843 (visit_reference_op_load): For a weak match from union type
4844 punning lookup a view-converted value and insert a SSA_NAME
4845 for that value if that is not found.
4846 (visit_use): Make dumps shorter. Do not disallow value numbering
4847 SSA_NAMEs that are life over an abnormal edge to constants.
4848 (free_scc_vn): Release inserted SSA_NAMEs.
4849 (run_scc_vn): New flag to specify whether insertion is allowed.
4850 Process SSA_NAMEs in forward order.
4851 * tree-ssa-loop-im.c (for_each_index): Handle invariant
4852 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
4853 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
4854 pointer type to/from integral types that do not change the
4855 precision to regular conversions.
4857 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4859 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4860 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4861 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
4862 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
4863 input arguments and the mode of return value. Built-in functions
4864 that operate on whole 64-bit MMX register now use V1DI mode.
4866 2008-03-13 Alon Dayan <alond@il.ibm.com>
4867 Olga Golovanevsky <olga@il.ibm.com>
4869 PR tree-optimization/35041
4870 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
4871 to locate the right position in a statement.
4873 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4877 * config/i386/xmmintrin.h: Change all static inline functions to
4878 extern inline and add __gnu_inline__ attribute.
4879 * config/i386/bmintrin.h: Ditto.
4880 * config/i386/smmintrin.h: Ditto.
4881 * config/i386/tmmintrin.h: Ditto.
4882 * config/i386/mmintrin-common.h: Ditto.
4883 * config/i386/ammintrin.h: Ditto.
4884 * config/i386/emmintrin.h: Ditto.
4885 * config/i386/pmmintrin.h: Ditto.
4886 * config/i386/mmintrin.h: Ditto.
4887 * config/i386/mm3dnow.h: Ditto.
4889 2008-03-13 Jakub Jelinek <jakub@redhat.com>
4892 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
4893 (lower_omp_2): New function.
4894 (lower_omp_1, lower_omp): Rewritten.
4896 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
4899 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
4900 with the phrase "Microsoft Windows compilers".
4901 (Push/Pop Macro Pragmas): New subsection. Document
4902 #pragma push_macro and pragma pop_macro.
4904 2008-03-12 Paul Brook <paul@codesourcery.com>
4906 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
4908 2008-03-12 Paul Brook <paul@codesourcery.com>
4910 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
4911 (thumb2_alusi3_short): Exclude PLUS and MINUS.
4912 (thumb2_addsi_shortim): Rename ...
4913 (thumb2_addsi_short): ... to this. Allow register operands.
4914 (thumb2_subsi_short): New pattern.
4915 (thumb2_one_cmplsi2_short,
4916 thumb2_negsi2_short): New patterns and peepholes.
4918 2008-03-12 Paul Brook <paul@codesourcery.com>
4920 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
4922 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
4924 * config/i386/i386.md (int_cond): New code iterator.
4926 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
4927 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
4928 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
4929 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
4930 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
4931 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
4932 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
4933 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
4935 2008-03-12 Paul Brook <paul@codesourcery.com>
4937 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
4938 instead of {arm,thumb}_compute_save_reg_mask.
4939 (output_return_instruction): Ditto.
4940 (thumb_unexpanded_epilogue): Ditto.
4941 (thumb1_expand_prologue): Ditto.
4942 (thumb1_output_function_prologue): Ditto.
4943 (arm_set_return_address): Ditto.
4944 (thumb_set_return_address): Ditto.
4945 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
4946 regs to achieve stack alignment.
4947 (thumb1_compute_save_reg_mask): Fix compiler warning.
4948 (arm_output_epilogue): Use offsets->saved_regs_mask.
4949 Adjust stack pointer by poping call clobered registers.
4950 (arm_expand_prologue): Use offsets->saved_regs_mask.
4951 Adjust stack pointer by pushing extra registers.
4952 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
4954 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
4957 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
4958 conversion to the operands of a multiplication.
4960 2008-03-12 Richard Guenther <rguenther@suse.de>
4962 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
4963 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
4964 * timevar.def (TV_TREE_PHIPROP): Add.
4965 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
4966 pass description. Use TV_TREE_PHIPROP.
4967 * tree-ssa-forwprop.c: Remove phiprop code.
4969 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4972 * omp-low.c (maybe_lookup_decl): Constify first argument.
4973 (use_pointer_for_field): Change last argument from bool to
4974 omp_context *. Disallow shared copy-in/out in nested
4975 parallel if decl is shared in outer parallel too.
4976 (build_outer_var_ref, scan_sharing_clauses,
4977 lower_rec_input_clauses, lower_copyprivate_clauses,
4978 lower_send_clauses, lower_send_shared_vars): Adjust callers.
4980 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
4981 Ira Rosen <irar@il.ibm.com>
4983 * tree-vectorizer.c (free_stmt_vec_info): New function.
4984 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
4985 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
4986 * tree-vectorizer.h (free_stmt_vec_info): Declare.
4987 * tree-vect-transform.c (vectorizable_conversion): Free
4988 vec_oprnds0 if it was allocated.
4989 (vect_permute_store_chain): Remove unused VECs.
4990 (vectorizable_store): Free VECs that are allocated in the..
4992 (vect_transform_strided_load, vectorizable_load): Likewise.
4993 (vect_remove_stores): Simplify the code.
4994 (vect_transform_loop): Move code to vect_remove_stores().
4995 Call vect_remove_stores() and free_stmt_vec_info().
4997 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4999 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5000 TARGET_HPUX. Revise comment.
5001 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5002 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5003 Use sr4 variant of `be' instruction when not generating PIC code.
5004 (attr_length_call): Adjust for above change.
5006 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5008 * ipa-reference.c (static_execute): Remove module_statics_const and
5009 associated setting code.
5011 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5014 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5015 predicate for operand 1.
5016 (paritysi2_cmp): Use register_operand predicate for operand 2.
5017 Use earlyclobber modifier for operand 1. Remove support for
5019 (paritydi2_cmp): Use register_operand predicate for operand 3.
5020 Use earlyclobber modifier for operand 1. Remove support for
5023 2008-03-11 Paul Brook <paul@codesourcery.com>
5024 Vladimir Prus <vladimir@codesourcery.com>
5026 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5027 (arm_compute_save_reg0_reg12_mask): Always
5028 check if register 11 must be saved. Always safe hard frame pointer
5029 when frame_pointer_needeed.
5030 (arm_compute_save_reg_mask): Save IP and PC
5031 only with apcs frames.
5032 (arm_output_epilogue): Adjust Thumb2 codepath to
5033 be also invoked and work for ARM non-apcs frames.
5034 (arm_expand_prologue): Don't bother saving IP
5035 for non-apcs frame, since it's not clobbered by
5036 prologue code. Implement non-apcs frame
5039 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5041 PR rtl-optimization/35281
5042 * expr.c (convert_move): Use a new pseudo for the intermediate
5043 from_mode->word_mode result.
5045 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5047 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5048 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5049 * toplev.c (compile_file): Don't call it.
5051 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5054 * expr.c (store_expr): Call emit_block_move if the mode
5055 of "temp" RTX is BLKmode.
5057 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5058 Richard Guenther <rguenther@suse.de>
5060 PR tree-optimization/31358
5061 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5062 the step with a NULL_TREE.
5063 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5064 to sizetype if type is a pointer type.
5065 (add_candidate_1): Don't convert the base and step to
5066 the generic type if the orginal type is a pointer type.
5067 (add_iv_value_candidates): Use sizetype for the step
5068 if type is a pointer type.
5069 (cand_value_at): Likewise.
5070 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5072 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5073 Don't convert the tem affine to the type.
5074 (add_elt_to_tree): Use sizetype for the step if a pointer.
5075 Use POINTER_PLUS_EXPR for pointers.
5076 (aff_combination_to_tree): Use sizetype for the step if a
5079 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5081 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5082 Remove commutativity hint.
5084 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5088 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5089 errorneous type. Check that v is a VAR_DECL.
5092 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5094 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5096 PR tree-optimization/35494
5097 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5098 may be overriden at link and run time.
5100 2008-03-10 Richard Guenther <rguenther@suse.de>
5102 PR tree-optimization/34677
5103 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5104 (poolify_tree): Likewise.
5105 (modify_expr_template): Likewise.
5106 (poolify_modify_stmt): Likewise.
5107 (insert_fake_stores): Handle all component-ref style stores
5108 in addition to INDIRECT_REF. Also handle complex types.
5109 Do not poolify the inserted load.
5110 (realify_fake_stores): Do not rebuild the tree but only
5111 make it a SSA_NAME copy.
5112 (init_pre): Remove initialzation of modify_expr_template.
5113 Do not allocate modify_expr_node_pool.
5114 (fini_pre): Do not free modify_expr_node_pool.
5116 2008-03-10 Paul Brook <paul@codesourcery.com>
5118 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
5121 2008-03-10 Paul Brook <paul@codesourcery.com>
5122 Mark Shinwell <shinwell@codesourcery.com>
5124 * config/arm/cortex-r4.md: New.
5125 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
5127 * config/arm/arm.md: Include cortex-r4.md.
5128 (insn): Add smmls, sdiv and udiv values.
5129 (generic_sched): Don't use generic scheduling for Cortex-R4.
5130 (arm_issue_rate): New function.
5131 (TARGET_SCHED_ISSUE_RATE): Define.
5133 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
5135 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5137 2008-03-10 Richard Guenther <rguenther@suse.de>
5139 * tree-ssa-pre.c (get_sccvn_value): Simplify.
5140 (compute_avail): Do not add stmt uses to AVAIL_OUT.
5142 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
5144 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5145 Set default to true.
5147 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5149 * c.opt (Wsynth): Deprecate.
5150 * doc/invoke.texi (Option Summary, Warning Options): Document
5151 -Wno-format-contains-nul.
5153 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
5156 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
5157 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
5159 2008-03-09 Ira Rosen <irar@il.ibm.com>
5161 * config/rs6000/rs6000.c (builtin_description): Rename vector
5162 left shift operations.
5163 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
5164 (altivec_vsl<VI_char>): Rename to ...
5165 (ashl<mode>3): ... new name.
5166 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
5168 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
5170 2008-03-08 Richard Guenther <rguenther@suse.de>
5172 * coverage.h (tree_coverage_counter_addr): Declare.
5173 * coverage.c (tree_coverage_counter_addr): New function.
5174 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
5176 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
5177 (tree_gen_one_value_profiler): Likewise.
5178 (tree_gen_ic_profiler): Likewise.
5179 (tree_gen_average_profiler): Likewise.
5180 (tree_gen_ior_profiler): Likewise.
5182 2008-03-08 Richard Guenther <rguenther@suse.de>
5184 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
5185 (vn_binary_op_insert): Likewise.
5186 (vn_unary_op_lookup): Likewise.
5187 (vn_unary_op_insert): Likewise.
5188 (vn_nary_op_lookup): Declare.
5189 (vn_nary_op_insert): Likewise.
5190 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
5191 and binary hashes, use a single obstack for unary_op_pool
5193 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
5194 a single struct vn_nary_op_s. Store tree code length and
5195 a variable number of operands.
5196 (struct vn_reference_op_struct): Remove unused op2.
5197 (vn_reference_op_eq): Do not compare op2.
5198 (vn_reference_op_compute_hash): Do not compute hash of op2.
5199 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
5200 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
5201 with vn_nary_op_compute_hash.
5202 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
5203 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
5205 (vn_unary_op_insert, vn_binary_op_insert): Replace with
5207 (visit_unary_op): Call nary functions.
5208 (visit_binary_op): Likewise.
5209 (process_scc): Adjust for struct vn_tables_s changes.
5210 (allocate_vn_table): Likewise.
5211 (free_vn_table): Likewise.
5212 * tree-vn.c (vn_add): Call nary functions.
5213 (vn_lookup): Likewise.
5215 2008-03-08 Jakub Jelinek <jakub@redhat.com>
5218 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
5219 wdst back after sync_compare_and_swapqhi_internal.
5221 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
5224 * config/i386/i386-modes.def (V1DI): New vector mode.
5225 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
5226 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
5227 (MMXMODE248): Ditto.
5228 (MMXMODE): Add V1DI mode.
5229 (mmxvecsize): Change DI mode to V1DI mode.
5230 ("mov<mode>): Use MMXMODEI8 mode iterator.
5231 ("*mov<mode>_internal_rex64"): Ditto.
5232 ("*mov<mode>_internal"): Ditto.
5233 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
5234 ("mmx_sub<mode>3"): Ditto.
5235 ("mmx_adddi3"): Remove insn pattern.
5236 ("mmx_subdi3"): Ditto.
5237 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
5238 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
5239 ("mmx_ashl<mode>3"): Ditto.
5240 ("mmx_lshrdi3"): Remove insn pattern.
5241 ("mmx_ashldi3"): Ditto.
5242 * config/i386/i386.c (classify_argument): Handle V1DImode.
5243 (function_arg_advance_32): Ditto.
5244 (function_arg_32): Ditto.
5245 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
5246 mmx_addv1di3 insn pattern.
5247 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
5248 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
5249 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
5250 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
5251 Remove definitions of built-in functions.
5252 (V1DI_type_node): New node.
5253 (v1di_ftype_v1di_int): Ditto.
5254 (v1di_ftype_v1di_v1di): Ditto.
5255 (v2si_ftype_v2si_si): Ditto.
5256 (v4hi_ftype_v4hi_di): Remove node.
5257 (v2si_ftype_v2si_di): Ditto.
5258 (ix86_init_mmx_sse_builtins): Handle V1DImode.
5259 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
5260 Redefine builtins using def_builtin_const with *_ftype_*_int node.
5261 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
5262 Add new builtins using def_builtin_const.
5263 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
5264 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
5265 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
5266 * config/i386/mmintrin.h (__v1di): New typedef.
5267 (_mm_add_si64): Cast arguments to __v1di type.
5268 (_mm_sub_si64): Ditto.
5269 (_mm_sll_pi16): Cast __count to __v4hi type.
5270 (_mm_sll_pi32): Cast __count to __v2si type.
5271 (_mm_sll_si64): Cast arguments to __v1di type.
5272 (_mm_srl_pi16): Cast __count to __v4hi type.
5273 (_mm_srl_pi32): Cast __count to __v2si type.
5274 (_mm_srl_si64): Cast arguments to __v1di type.
5275 (_mm_sra_pi16): Cast __count to __v4hi type.
5276 (_mm_sra_pi32): Cast __count to __v2si type.
5277 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
5278 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
5279 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
5280 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
5281 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
5282 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
5283 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
5284 (_mm_srai_pi32): Use __builtin_ia32_psradi.
5285 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
5286 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5287 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5288 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
5290 2008-03-07 Joseph Myers <joseph@codesourcery.com>
5292 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
5294 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
5297 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
5298 reg+const addressing for Altivec modes. Don't generate reg+reg
5299 addressing for TFmode or TDmode quantities.
5301 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
5303 * c-common.c (vector_types_convertible_p): Call langhook
5304 instead of comptypes.
5306 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5309 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
5310 integral and scalar float variables which have a
5313 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
5315 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
5316 dwarf_register_span hook when emitting unwind information for
5317 register-to-memory saves.
5318 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
5319 (rs6000_frame_related): Remove call to spe_synthesize_frame.
5321 2008-03-06 Jakub Jelinek <jakub@redhat.com>
5323 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
5324 for the same VAR_DECL.
5326 2008-03-06 Tom Tromey <tromey@redhat.com>
5329 * doc/standards.texi (Standards): Don't mention treelang.
5330 * doc/invoke.texi (Overall Options): Don't mention treelang.
5331 * doc/install.texi (Prerequisites): Don't mention bison or
5333 (Configuration): Don't mention treelang.
5334 (Building): Likewise.
5335 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
5337 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
5339 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
5340 word-extractions out of a multi-word object.
5342 2008-03-06 Richard Guenther <rguenther@suse.de>
5344 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
5345 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
5346 result type and precision.
5347 * expr.c (get_inner_reference): Set unsignedp based on the result
5348 type of BIT_FIELD_REF.
5349 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
5350 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
5351 (try_instantiate_multiple_fields): Likewise. Use the correct type
5353 (sra_build_assignment): Likewise.
5354 (sra_build_elt_assignment): Likewise.
5355 (sra_explode_bitfield_assignment): Likewise.
5356 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
5357 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
5358 set BIT_FIELD_REF_UNSIGNED.
5359 (vectorizable_load): Likewise.
5361 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
5363 * cse.c (cse_extended_basic_block): Invalidate artificial defs
5366 2008-03-06 Richard Guenther <rguenther@suse.de>
5368 * alias.c (struct alias_set_entry): Move has_zero_child field
5369 to pack with alias_set.
5371 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5373 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5376 2008-03-05 Ian Lance Taylor <iant@google.com>
5378 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
5380 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5382 * fwprop.c (update_df): Support width and offset parameters of
5384 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
5385 global_conflicts): Change DF_REF_EXTRACT to either
5386 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5387 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5388 * df-scan.c (df_ref_record, df_defs_record,
5389 df_ref_create_structure, df_def_record_1, df_uses_record,
5390 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
5391 df_bb_refs_collect, df_entry_block_defs_collect,
5392 df_exit_block_uses_collect): Support new width and offset fields.
5393 (ref_extract_pool): New storage pool.
5394 (df_free_ref): New function.
5395 (df_reg_chain_unlink, df_free_collection_rec,
5396 df_sort_and_compress_refs): Call df_free_ref.
5397 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
5399 (df_ref_create_structure): Allocate df_ref_extract if offset and
5400 width fields are used.
5401 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
5402 (df_uses_record): Get offset and width from ZERO_EXTRACT
5404 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
5405 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5406 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5407 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
5408 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5409 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5410 (df_ref_extract): New structure.
5411 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
5412 (df_ref_create): Add width and offset parameters.
5414 2008-03-05 Richard Guenther <rguenther@suse.de>
5416 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5417 Use ranges_overlap_p.
5418 (offset_overlaps_with_access): Rename
5419 to ranges_overlap_p and move ...
5420 * tree-flow-inline.h (ranges_overlap_p): ... here.
5422 * tree.h (get_inner_reference, handled_component_p): Update
5425 * tree.h (record_component_aliases, get_alias_set,
5426 alias_sets_conflict_p, alias_sets_must_conflict_p,
5427 objects_must_conflict_p): Move declarations ...
5428 * alias.h (record_component_aliases, get_alias_set,
5429 alias_sets_conflict_p, alias_sets_must_conflict_p,
5430 objects_must_conflict_p): ... here.
5431 Include coretypes.h.
5432 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
5434 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
5436 * cfg.c: Include tree-flow.h.
5437 (remove_edge_raw): Call redirect_edge_var_map_clear.
5438 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
5439 * tree-flow-inline.h (redirect_edge_var_map_def): New.
5440 (redirect_edge_var_map_result): New.
5441 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
5442 PENDING_STMT use with redirect_edge_var_map_*.
5443 * tree-ssa.c (edge_var_maps): New definition.
5444 (redirect_edge_var_map_add): New.
5445 (redirect_edge_var_map_clear): New.
5446 (redirect_edge_var_map_dup): New.
5447 (redirect_edge_var_map_vector): New.
5448 (redirect_edge_var_map_destroy): New.
5449 (ssa_redirect_edge): Replace PENDING_STMT use with
5450 redirect_edge_var_map_*.
5451 (flush_pending_stmts): Same.
5452 (delete_tree_ssa): Destroy edge var map.
5453 * tree-flow.h (struct _edge_var_map): New.
5454 Define edge_var_map vector type.
5455 Declare redirect_edge_var_map_* prototypes.
5456 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
5457 * tree-cfg.c (reinstall_phi_args): Replace
5458 PENDING_STMT use with redirect_edge_var_map_*.
5460 2008-03-05 Richard Guenther <rguenther@suse.de>
5462 PR tree-optimization/35472
5463 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
5464 whose single use_stmt has a overlapping set of loaded and
5465 stored symbols as that use_stmt might be a noop assignment then.
5467 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
5469 * gthr-rtems.h: Implement __gthread_mutex_destroy.
5471 2008-03-05 Richard Guenther <rguenther@suse.de>
5474 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
5475 should be constants.
5476 * tree-cfg.c (verify_expr): Verify it.
5477 * fold-const.c (fold_truthop): Remove code generating
5478 BIT_FIELD_REFs of structure bases.
5479 (fold_binary): Likewise.
5480 (fold_ternary): Position and size of BIT_FIELD_REFs are
5481 always host integers.
5482 (make_bit_field_ref): Remove.
5483 (optimize_bit_field_compare): Remove.
5484 (all_ones_mask_p): Remove.
5486 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
5489 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
5490 (split_block_and_df_analyze): New. Split basic block and rebuild
5492 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
5494 (split_pattern_seq): Likewise.
5495 (erase_matching_seqs): Likewise.
5496 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
5498 2008-03-04 Geoff Keating <geoffk@apple.com>
5500 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
5501 declaration and code.
5502 (tree_invalid_nonnegative_warnv_p): Likewise.
5504 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5506 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
5507 examples. Truncate option-names then causing overfull hbox.
5509 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5512 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
5514 * configure: Rebuilt.
5516 2008-03-04 Rafael Espindola <espindola@google.com>
5518 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
5519 (tree_unary_nonnegative_warnv_p): New.
5520 (tree_binary_nonnegative_warnv_p): New.
5521 (tree_single_nonnegative_warnv_p): New.
5522 (tree_invalid_nonnegative_warnv_p): New.
5523 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
5525 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5528 * opts.c (handle_option): Postpone 'unknown option' errors only for
5531 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
5534 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
5537 2008-03-04 Rafael Espindola <espindola@google.com>
5539 * fold-const.c (tree_unary_nonzero_warnv_p): New.
5540 (tree_binary_nonzero_warnv_p): New.
5541 (tree_single_nonzero_warnv_p): New.
5542 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
5544 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
5547 * fold-const.c (fold_cond_expr_with_comparison): Prevent
5548 transformations for modes that have signed zeros.
5549 * ifcvt.c (noce_try_abs): Ditto.
5551 2008-03-04 Joseph Myers <joseph@codesourcery.com>
5553 * config/i386/i386.c (override_options): Force
5554 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
5556 2008-03-04 Jan Hubicka <jh@suse.cz>
5559 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
5562 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5564 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
5565 label to probe the stack.
5567 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5569 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
5570 (__gthr_win32_mutex_destroy): Declare.
5571 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
5572 __gthr_win32_mutex_destroy.
5573 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
5575 2008-03-03 Jan Hubicka <jh@suse.cz>
5578 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
5579 aggressive on inlining cold calls.
5581 2008-03-03 Richard Guenther <rguenther@suse.de>
5583 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
5584 struct copies into the expression table.
5585 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
5586 (try_to_simplify): Likewise.
5587 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
5588 integral and pointer arguments which do not change the
5589 precision to NOP_EXPRs.
5590 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
5591 VIEW_CONVERT_EXPR case.
5593 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
5595 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
5596 defined in a loop at depth 0 is invariant.
5597 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5598 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
5599 be called at loop depth 0.
5601 2008-03-02 Jakub Jelinek <jakub@redhat.com>
5604 * gcc.c (process_command): Update copyright notice dates.
5605 * gcov.c (print_version): Likewise.
5606 * gcov-dump.c (print_version): Likewise.
5607 * mips-tfile.c (main): Likewise.
5608 * mips-tdump.c (main): Likewise.
5610 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5613 * c-common.c (flag_permissive): Delete.
5614 (constant_expression_warnings): Check flags first.
5615 (constant_expression_error): New.
5616 * c-common.h (flag_permissive): Delete.
5617 (constant_expression_error): Declare.
5618 * flags.h (flag_permissive): Declare. Update description.
5619 * diagnostic.c (pedwarn): Update.
5621 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
5622 (permissive_error_kind): New.
5623 * toplev.c (flag_permissive): Define. Update description.
5624 * toplev.h (permissive_error_kind): Declare.
5625 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
5626 (pedwarn_c90): Use pedantic_warning_kind.
5627 * c-opts.c (c_common_post_options): flag_permissive does not affect
5628 flag_pedantic_errors.
5630 2008-03-02 Joseph Myers <joseph@codesourcery.com>
5632 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
5633 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
5634 __absvsi2, __absvDI2): Use unsigned arithmetic.
5636 2008-03-02 Andi Kleen <ak@suse.de>
5637 Richard Guenther <rguenther@suse.de>
5639 * struct-equiv.c: Remove file.
5640 * cfg_cleanup.c (condjump_equiv_p): Remove.
5641 * Makefile.in (OBJS-common): Remove struct-equiv.o.
5642 (struct-equiv.o): Remove rule.
5643 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
5644 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
5645 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
5647 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5649 * ifcvt.c (noce_process_if_block): Try to handle only the then
5650 block if the else block exists but isn't suitable.
5652 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5655 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
5656 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
5657 regression from previous patch.
5659 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5662 * gthr.h: Add __gthread_mutex_destroy as a function that must be
5664 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
5665 * gthr-single.h (__gthread_mutex_destroy): Likewise.
5666 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
5667 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
5668 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
5669 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
5670 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
5671 (__gthread_mutex_destroy_function): Rename to
5672 __gthread_mutex_destroy.
5673 * gthr-dce.h (__gthread_mutex_destroy): Call
5674 pthread_mutex_destroy.
5675 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
5676 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
5677 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
5679 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5681 * df-scan.c (df_ref_chain_change_bb): Simplify.
5682 (df_insn_change_bb): Add new_bb argument. Simplify. Call
5683 set_block_for_insn if there's any change.
5684 * df.h ((df_insn_change_bb): Fix prototype.
5685 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
5686 df_insn_change_bb, don't call set_block_for_insn.
5687 * emit-rtl.c (reorder_insns): Likewise.
5688 * haifa-sched.c (move_insn): Likewise.
5690 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5692 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
5694 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5696 * tree-flow-inline.h (next_readonly_imm_use): Return
5697 NULL_USE_OPERAND_P after the end.
5699 2008-03-01 Richard Guenther <rguenther@suse.de>
5701 PR tree-optimization/35411
5702 * tree-sra.c (sra_build_assignment): Split conversion to
5703 final type to a separate statement if we are not assigning
5706 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5708 * fold-const.c (fold_convertible_p): Correct the logic to follow
5709 that in fold_convert().
5711 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
5714 * tree-inline.c (build_duplicate_type): When we make a
5715 duplicate type, make it unique in the canonical types system.
5717 2008-02-29 Tom Tromey <tromey@redhat.com>
5719 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
5720 input_file_stack_history, input_file_stack_restored): Remove.
5721 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5722 * input.h (struct file_stack): Remove.
5723 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5724 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
5726 * diagnostic.h (struct diagnostic_context) <last_module>: Change
5728 (diagnostic_last_module_changed): Add 'map' argument.
5729 (diagnostic_set_last_function): Likewise.
5730 * diagnostic.c (undiagnostic_report_current_module): Iterate using
5731 line map, not input_file_stack.
5732 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
5734 2008-02-29 Paul Brook <paul@codesourcery.com>
5736 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
5738 2008-02-29 Paul Brook <paul@codesourcery.com>
5740 * config/arm/ieee754-df.S (muldf3): Use RET macros.
5742 2008-02-29 Richard Guenther <rguenther@suse.de>
5744 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
5746 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
5747 value for comparing for a store match.
5748 (simplify_unary_expression): Do nothing for SSA_NAMEs.
5749 (try_to_simplify): Do not do a full-blown reference lookup.
5751 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5753 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
5754 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5756 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
5758 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
5760 * tree-loop-linear.c (try_interchange_loops): Compare memory access
5761 strides against cache sizes.
5763 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5765 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
5768 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
5770 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
5771 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
5772 is smaller than the original promoted value.
5773 (simplify_subreg): If OP is a SUBREG, try to preserve its
5774 SUBREG_PROMOTED_VAR_P information.
5776 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
5778 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
5779 (VN_INFO_GET): Allocate new objects on the obstack.
5780 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
5781 for rpo_numbers_temp, for consistency.
5782 (free_scc_vn): Free the obstack.
5784 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
5786 * doc/invoke.texi: Document -ftree-loop-distribution.
5787 * tree-loop-distribution.c: New.
5788 * tree-pass.h (pass_loop_distribution): New.
5789 * graphds.h (struct graph): Add htab_t indices.
5790 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5791 * tree-vectorizer.c (rename_variables_in_loop): Extern.
5792 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
5793 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5794 * tree-data-ref.c (debug_data_dependence_relations): New.
5795 (dump_data_dependence_relation): Also print data references.
5796 (free_data_ref): Extern.
5797 (same_access_functions): Moved...
5798 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5799 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5800 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5801 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
5802 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
5803 (stmts_from_loop): Skip LABEL_EXPR.
5804 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
5806 (build_rdg): Initialize rdg->indices htab.
5807 (free_rdg, stores_from_loop, ref_base_address,
5808 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5809 have_similar_memory_accesses_1, ref_base_address_1,
5810 remove_similar_memory_refs): New.
5811 * tree-data-ref.h: Depend on tree-chrec.h.
5812 (debug_data_dependence_relations, free_data_ref): Declared.
5813 (same_access_functions): ... here.
5814 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
5816 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
5817 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
5818 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
5819 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5820 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5821 rdg_vertex_for_stmt): Declared.
5822 (struct rdg_edge): Add level.
5824 (free_rdg, stores_from_loop, remove_similar_memory_refs,
5825 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
5827 (rdg_has_similar_memory_accesses): New.
5828 * tree-vect-analyze.c: Remove unused static decls.
5829 * lambda.h (dependence_level): New.
5830 * common.opt (ftree-loop-distribution): New.
5831 * tree-flow.h (mark_virtual_ops_in_bb,
5832 slpeel_tree_duplicate_loop_to_edge_cfg,
5833 rename_variables_in_loop): Declared.
5834 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
5835 (OBJS-common): Add tree-loop-distribution.o.
5836 (tree-loop-distribution.o): New rule.
5837 * tree-cfg.c (mark_virtual_ops_in_bb): New.
5838 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5839 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
5841 2008-02-28 Joseph Myers <joseph@codesourcery.com>
5844 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
5845 other than structures and unions.
5847 2008-02-28 Richard Guenther <rguenther@suse.de>
5850 2008-02-26 Richard Guenther <rguenther@suse.de>
5852 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5853 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5854 (lookup_decl_from_uid): Declare.
5855 (remove_decl_from_map): Likewise.
5856 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5857 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5858 (decl_for_uid_map): New global hashtable mapping DECL_UID
5860 (init_ttree): Allocate it.
5861 (insert_decl_to_uid_decl_map): New helper function.
5862 (make_node_stat): Insert new decls into the map.
5863 (copy_node_stat): Likewise.
5864 (lookup_decl_from_uid): New function.
5865 (remove_decl_from_map): Likewise.
5866 (print_decl_for_uid_map_statistics): New helper.
5867 (dump_tree_statistics): Call it.
5869 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5870 (referenced_var_iterator): Adjust.
5871 (FOR_EACH_REFERENCED_VAR): Adjust.
5872 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5873 (num_referenced_vars): Adjust.
5874 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5875 (first_referenced_var): Remove.
5876 (end_referenced_vars_p): Likewise.
5877 (next_referenced_var): Likewise.
5878 (referenced_var_iterator_set): New helper function.
5879 * tree-dfa.c (referenced_var_lookup): Adjust.
5880 (referenced_var_check_and_insert): Likewise.
5881 (remove_referenced_var): Likewise.
5882 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5883 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5884 (verify_call_clobbering): Likewise.
5885 (verify_memory_partitions): Likewise.
5886 (init_tree_ssa): Allocate bitmap instead of hashtable for
5888 (delete_tree_ssa): Adjust.
5889 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5890 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5891 (compute_tag_properties): Likewise.
5892 (set_initial_properties): Likewise.
5893 (find_partition_for): Likewise.
5894 (update_reference_counts): Likewise.
5895 (dump_may_aliases_for): Likewise.
5896 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5897 (add_call_clobber_ops): Likewise.
5898 (add_call_read_ops): Likewise.
5899 (get_asm_expr_operands): Likewise.
5900 * tree-into-ssa.c (dump_decl_set): Likewise.
5901 (update_ssa): Likewise.
5902 * tree-sra.c (scan_function): Likewise.
5903 (decide_instantiations): Likewise.
5904 (scalarize_parms): Likewise.
5905 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5906 (dsa_named_for): Likewise.
5907 * tree-ssa-structalias.c (update_alias_info): Likewise.
5908 (merge_smts_into): Likewise.
5910 2008-02-27 David Daney <ddaney@avtrex.com>
5913 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
5914 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
5915 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
5916 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
5917 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
5919 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
5922 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
5923 (BUILT_IN_NEXTTOWARD): Remove.
5924 (BUILT_IN_NEXTTOWARDF): Ditto.
5925 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
5926 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
5928 2008-02-27 Tom Tromey <tromey@redhat.com>
5930 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
5931 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
5933 2008-02-27 Jan Beulich <jbeulich@novell.com>
5935 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
5936 update the respective field on newdecl.
5938 2008-02-27 Revital Eres <eres@il.ibm.com>
5940 PR rtl-optimization/34999
5941 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
5942 crossing edges that ends with a call insn.
5943 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
5944 call insn and clear the EDGE_CROSSING flag of the crossing edge
5945 when fixing fallthru edges.
5947 2008-02-27 Richard Guenther <rguenther@suse.de>
5950 * fold-const.c (fold_unary): Return the correct argument,
5951 converted to the result type.
5953 2008-02-27 Richard Guenther <rguenther@suse.de>
5956 * expr.c (expand_expr_real_1): Assert on rotates that operate
5958 * fold-const.c (fold_binary): Use the types precision, not the
5959 bitsize of the mode if folding rotate expressions. Build rotates
5960 only for full modes.
5962 2008-02-27 Jakub Jelinek <jakub@redhat.com>
5964 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
5966 * c-pragma.c (pragma_ns_name): New typedef.
5967 (registered_pp_pragmas): New variable.
5968 (c_pp_lookup_pragma): New function.
5969 (c_register_pragma_1): If flag_preprocess_only, do nothing
5970 for non-expanded pragmas, for expanded ones push pragma's
5971 namespace and name into registered_pp_pragmas vector.
5972 (c_invoke_pragma_handler): Register OpenMP pragmas even when
5973 flag_preprocess_only, don't register GCC pch_preprocess
5974 pragma if flag_preprocess_only.
5975 * c-opts.c (c_common_init): Call init_pragma even if
5976 flag_preprocess_only.
5977 * c-pragma.c (c_pp_lookup_pragma): New prototype.
5978 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
5979 cpp_register_pragma if flag_preprocess_only.
5981 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5984 * c-parser.c (c_parser_translation_unit): Warn for empty
5985 translation unit, not empty source file.
5987 2008-02-26 Paul Brook <paul@codesourcery.com>
5989 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
5990 operand for Thumb-2.
5991 * config/arm/arm.h (reg_class): Add CORE_REGS.
5992 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
5993 (BASE_REG_CLASS): Use CORE_REGS.
5994 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
5995 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
5996 (REGNO_OK_FOR_INDEX_P): Exclude SP.
5997 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
5998 ARM_REGNO_OK_FOR_INDEX_P.
5999 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6000 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6001 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6002 (ldm/stm peepholes): Ditto.
6003 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6004 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6005 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6006 * config/arm/constraints.md: Enable "k" constraint on ARM.
6008 2008-02-27 Ben Elliston <bje@au.ibm.com>
6010 * config/rs6000/rs6000.c: Annotate cache line size field in all
6011 instances of struct processor_costs.
6013 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6015 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6016 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6017 jump_bypass): New counters.
6018 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6019 * dce.c (gate_ud_dce): Same.
6020 (gate_fast_dce): Same.
6021 * dse.c (gate_dse1): New function.
6022 (gate_dse2): New function.
6023 (gate_dse): Merge results of new gate functions.
6024 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6025 (gate_handle_jump_bypass): Add dbg_cnt.
6026 (gate_handle_gcse): Add dbg_cnt.
6027 * ifcvt.c (gate_handle_if_conversion): Same.
6028 (gate_handle_if_after_combine): Same.
6029 (gate_handle_if_after_reload): Same.
6030 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6032 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6034 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6036 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6038 2008-02-26 Jason Merrill <jason@redhat.com>
6041 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6042 alone if it's the naming decl for the type's main variant.
6044 2008-02-26 Tom Tromey <tromey@redhat.com>
6046 * system.h (USE_MAPPED_LOCATION): Poison.
6047 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6048 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6049 (make_goto_expr_edges): Likewise.
6050 (remove_bb): Likewise.
6051 (execute_warn_function_return): Likewise.
6052 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6054 * c-common.c (fname_decl): Remove old location code.
6055 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6057 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6059 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6060 (gen_rtx_ASM_INPUT): Likewise.
6061 (gen_rtx_ASM_INPUT_loc): Likewise.
6062 (get_rtx_asm_OPERANDS): Remove.
6063 * cfglayout.c (insn_locators_alloc): Remove old location code.
6064 (set_curr_insn_source_location): Likewise.
6065 (curr_insn_locator): Likewise.
6066 * print-tree.c (print_node): Remove old location code.
6067 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6068 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6069 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6070 location_from_locus.
6071 (construct_exit_block): Remove old location code.
6072 * emit-rtl.c (force_next_line_note): Remove old location code.
6073 * profile.c (branch_prob): Remove old location code.
6074 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6075 LOC_LINE): Remove old-location variants.
6076 * langhooks.c (lhd_print_error_function): Remove old location
6078 * configure, config.in: Rebuilt.
6079 * configure.ac (--enable-mapped-location): Remove.
6080 * c-decl.c (c_init_decl_processing): Remove old location code.
6081 (finish_function): Likewise.
6082 * recog.c (decode_asm_operands): Remove old location code.
6083 * c-pch.c (c_common_read_pch): Remove old location code.
6084 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6086 * gimple-low.c (lower_function_body): Remove old location code.
6087 * toplev.c (unknown_location): Remove.
6088 (push_srcloc): Remove old-location variant.
6089 (process_options): Remove old location code.
6090 (lang_dependent_init): Likewise.
6091 * input.h (UNKNOWN_LOCATION): Move definition.
6092 (location_t): Undeprecate.
6093 (source_locus): Remove.
6094 (location_from_locus): Remove.
6095 (struct location_s): Remove.
6096 Remove all old-location code.
6097 (input_line, input_filename): Remove.
6098 * final.c (final_scan_insn): Remove old location code.
6099 * diagnostic.c (diagnostic_build_prefix): Remove
6100 USE_MAPPED_LOCATION test.
6101 * tree.h (gimple_stmt) <locus>: Now a location_t.
6102 (tree_exp) <locus>: Likewise.
6103 (DECL_IS_BUILTIN): Remove old-location variant.
6104 (annotate_with_file_line, annotate_with_locus): Likewise.
6105 (expr_locus, set_expr_locus): Update.
6106 * tree.c (build1_stat): Remove old location code.
6107 (last_annotated_node): Remove.
6108 (annotate_with_file_line): Remove old-location variant.
6109 (annotate_with_locus): Likewise.
6110 (expr_location): Remove old location code.
6111 (set_expr_location): Likewise.
6112 (expr_has_location): Likewise.
6113 (expr_locus): Likewise.
6114 (set_expr_locus): Likewise.
6115 (expr_filename): Don't use location_from_locus.
6116 (expr_lineno): Likewise.
6117 * rtl-error.c (location_for_asm): Remove old location code.
6118 * c-lex.c (cb_line_change): Remove old location code.
6119 (fe_file_change): Likewise.
6120 (cb_def_pragma): Likewise.
6121 (c_lex_with_flags): Likewise.
6122 * gengtype.c (do_typedef): Don't special-case location types.
6123 (define_location_structures): Remove.
6124 (main): Don't call define_location_structures.
6125 * tree-pretty-print.c (dump_implicit_edges): Remove old location
6128 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6131 * builtins.def (BUILT_IN_STDARG_START): Remove.
6132 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
6133 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6134 * tree-inline.c (inline_forbidden_p_1): Likewise.
6136 2008-02-26 Richard Guenther <rguenther@suse.de>
6138 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6139 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6140 (lookup_decl_from_uid): Declare.
6141 (remove_decl_from_map): Likewise.
6142 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6143 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6144 (decl_for_uid_map): New global hashtable mapping DECL_UID
6146 (init_ttree): Allocate it.
6147 (insert_decl_to_uid_decl_map): New helper function.
6148 (make_node_stat): Insert new decls into the map.
6149 (copy_node_stat): Likewise.
6150 (lookup_decl_from_uid): New function.
6151 (remove_decl_from_map): Likewise.
6152 (print_decl_for_uid_map_statistics): New helper.
6153 (dump_tree_statistics): Call it.
6155 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6156 (referenced_var_iterator): Adjust.
6157 (FOR_EACH_REFERENCED_VAR): Adjust.
6158 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6159 (num_referenced_vars): Adjust.
6160 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6161 (first_referenced_var): Remove.
6162 (end_referenced_vars_p): Likewise.
6163 (next_referenced_var): Likewise.
6164 (referenced_var_iterator_set): New helper function.
6165 * tree-dfa.c (referenced_var_lookup): Adjust.
6166 (referenced_var_check_and_insert): Likewise.
6167 (remove_referenced_var): Likewise.
6168 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6169 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6170 (verify_call_clobbering): Likewise.
6171 (verify_memory_partitions): Likewise.
6172 (init_tree_ssa): Allocate bitmap instead of hashtable for
6174 (delete_tree_ssa): Adjust.
6175 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6176 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6177 (compute_tag_properties): Likewise.
6178 (set_initial_properties): Likewise.
6179 (find_partition_for): Likewise.
6180 (update_reference_counts): Likewise.
6181 (dump_may_aliases_for): Likewise.
6182 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6183 (add_call_clobber_ops): Likewise.
6184 (add_call_read_ops): Likewise.
6185 (get_asm_expr_operands): Likewise.
6186 * tree-into-ssa.c (dump_decl_set): Likewise.
6187 (update_ssa): Likewise.
6188 * tree-sra.c (scan_function): Likewise.
6189 (decide_instantiations): Likewise.
6190 (scalarize_parms): Likewise.
6191 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6192 (dsa_named_for): Likewise.
6193 * tree-ssa-structalias.c (update_alias_info): Likewise.
6194 (merge_smts_into): Likewise.
6196 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6199 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
6200 * c-opts.c (c_common_handle_option): Wall enables
6201 Wvolatile-register-var.
6202 * common.opt: Move Wvolatile-register-var to...
6205 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6207 * common.opt (Wlarger-than=): New.
6208 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
6210 * opts.c (common_handle_option): Handle -Wlarger-than=.
6211 * optc-gen.awk: Likewise.
6212 * opth-gen.awk: Likewise.
6213 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
6214 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6216 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6218 * c-common.c (match_case_to_enum_1): Add appropriate
6219 OPT_W* parameter to warning.
6220 (c_do_switch_warnings): Likewise.
6221 * c-typeck.c (warning_init): Add one more parameter following
6223 (push_init_level): Update call to warning_init.
6224 (pop_init_level): Likewise.
6225 (add_pending_init): Likewise.
6226 (output_init_element: Likewise.
6228 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6231 * toplev.c (toplev_main): If there are warnings or error, print
6232 errors for ignored options.
6233 * opts.c (ignored_options): New static variable.
6234 (postpone_unknown_option_error): New.
6235 (print_ignored_options): New.
6236 (handle_option): Postpone errors for unknown -Wno-* options.
6237 * opts.h (print_ignored_options): Declare.
6239 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
6241 * config/mips/mips.md (loadgp_blockage, blockage): Change type
6244 2008-02-25 Richard Guenther <rguenther@suse.de>
6247 2008-02-25 Richard Guenther <rguenther@suse.de>
6249 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6250 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6251 (lookup_decl_from_uid): Declare.
6252 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6253 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6254 (decl_for_uid_map): New global hashtable mapping DECL_UID
6256 (init_ttree): Allocate it.
6257 (insert_decl_to_uid_decl_map): New helper function.
6258 (make_node_stat): Insert new decls into the map.
6259 (copy_node_stat): Likewise.
6260 (lookup_decl_from_uid): New function.
6261 (print_decl_for_uid_map_statistics): New helper.
6262 (dump_tree_statistics): Call it.
6264 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6265 (referenced_var_iterator): Adjust.
6266 (FOR_EACH_REFERENCED_VAR): Adjust.
6267 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6268 (num_referenced_vars): Adjust.
6269 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6270 (first_referenced_var): Remove.
6271 (end_referenced_vars_p): Likewise.
6272 (next_referenced_var): Likewise.
6273 (referenced_var_iterator_set): New helper function.
6274 * tree-dfa.c (referenced_var_lookup): Adjust.
6275 (referenced_var_check_and_insert): Likewise.
6276 (remove_referenced_var): Likewise.
6277 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6278 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6279 (verify_call_clobbering): Likewise.
6280 (verify_memory_partitions): Likewise.
6281 (init_tree_ssa): Allocate bitmap instead of hashtable for
6283 (delete_tree_ssa): Adjust.
6284 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6285 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6286 (compute_tag_properties): Likewise.
6287 (set_initial_properties): Likewise.
6288 (find_partition_for): Likewise.
6289 (update_reference_counts): Likewise.
6290 (dump_may_aliases_for): Likewise.
6291 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6292 (add_call_clobber_ops): Likewise.
6293 (add_call_read_ops): Likewise.
6294 (get_asm_expr_operands): Likewise.
6295 * tree-into-ssa.c (dump_decl_set): Likewise.
6296 (update_ssa): Likewise.
6297 * tree-sra.c (scan_function): Likewise.
6298 (decide_instantiations): Likewise.
6299 (scalarize_parms): Likewise.
6300 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6301 (dsa_named_for): Likewise.
6302 * tree-ssa-structalias.c (update_alias_info): Likewise.
6303 (merge_smts_into): Likewise.
6305 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6308 * doc/invoke.texi (-fcx-limited-range): Document new option.
6309 * toplev.c (process_options): Handle -fcx-fortran-rules.
6310 * common.opt: Add documentation for -fcx-fortran-rules.
6312 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6315 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
6316 actual behaviour and C99.
6318 2008-02-26 Ben Elliston <bje@au.ibm.com>
6320 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
6321 (ASM_CPU_POWER6_SPEC): Likewise.
6322 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
6323 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
6324 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
6326 2008-02-25 Richard Guenther <rguenther@suse.de>
6328 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6329 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6330 (lookup_decl_from_uid): Declare.
6331 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6332 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6333 (decl_for_uid_map): New global hashtable mapping DECL_UID
6335 (init_ttree): Allocate it.
6336 (insert_decl_to_uid_decl_map): New helper function.
6337 (make_node_stat): Insert new decls into the map.
6338 (copy_node_stat): Likewise.
6339 (lookup_decl_from_uid): New function.
6340 (print_decl_for_uid_map_statistics): New helper.
6341 (dump_tree_statistics): Call it.
6343 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6344 (referenced_var_iterator): Adjust.
6345 (FOR_EACH_REFERENCED_VAR): Adjust.
6346 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6347 (num_referenced_vars): Adjust.
6348 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6349 (first_referenced_var): Remove.
6350 (end_referenced_vars_p): Likewise.
6351 (next_referenced_var): Likewise.
6352 (referenced_var_iterator_set): New helper function.
6353 * tree-dfa.c (referenced_var_lookup): Adjust.
6354 (referenced_var_check_and_insert): Likewise.
6355 (remove_referenced_var): Likewise.
6356 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6357 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6358 (verify_call_clobbering): Likewise.
6359 (verify_memory_partitions): Likewise.
6360 (init_tree_ssa): Allocate bitmap instead of hashtable for
6362 (delete_tree_ssa): Adjust.
6363 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6364 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6365 (compute_tag_properties): Likewise.
6366 (set_initial_properties): Likewise.
6367 (find_partition_for): Likewise.
6368 (update_reference_counts): Likewise.
6369 (dump_may_aliases_for): Likewise.
6370 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6371 (add_call_clobber_ops): Likewise.
6372 (add_call_read_ops): Likewise.
6373 (get_asm_expr_operands): Likewise.
6374 * tree-into-ssa.c (dump_decl_set): Likewise.
6375 (update_ssa): Likewise.
6376 * tree-sra.c (scan_function): Likewise.
6377 (decide_instantiations): Likewise.
6378 (scalarize_parms): Likewise.
6379 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6380 (dsa_named_for): Likewise.
6381 * tree-ssa-structalias.c (update_alias_info): Likewise.
6382 (merge_smts_into): Likewise.
6384 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
6387 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
6388 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
6389 * alias.h (nonoverlapping_memrefs_p): Likewise.
6391 2008-02-25 Jan Beulich <jbeulich@novell.com>
6393 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
6394 * config/i386/netware-libgcc.exp: Add __bswap?i2,
6395 __emultls_get_address, __emultls_register_common,
6396 __floatundi?f, and _Unwind_GetIPInfo.
6397 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
6398 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
6399 (gen_regparm_prefix): Likewise.
6400 (i386_nlm_encode_section_info): Sync with
6401 config/i386/winnt.c:i386_pe_encode_section_info().
6402 (i386_nlm_maybe_mangle_decl_assembler_name): New.
6403 i386_nlm_mangle_decl_assembler_name): New.
6404 (netware_override_options): New.
6405 * config/i386/netware.h (netware_override_options): Declare.
6406 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
6407 (i386_nlm_mangle_decl_assembler_name): Declare.
6408 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
6410 2008-02-25 Ben Elliston <bje@au.ibm.com>
6413 * c-decl.c (grokdeclarator): Remove unused local variables
6414 `typedef_type' and `type_as_written'.
6416 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6417 unused local variable `has_hot_blocks'.
6418 (fix_crossing_conditional_branches): Remove unused local variable
6421 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
6424 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
6425 using DEF_C99_BUILTIN.
6426 (BUILT_IN_NANF): Ditto.
6427 (BUILT_IN_NANL): Ditto.
6429 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
6430 Revital Eres <eres@il.ibm.com>
6432 * modulo-sched.c (calculate_must_precede_follow): Address TODO
6433 regarding the order of two dependent insns in the same row.
6435 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
6437 * stor-layout.c (layout_decl): Do not bump the alignment of a
6438 bit-field to more than byte alignment if it is packed.
6440 2008-02-24 David Edelsohn <edelsohn@gnu.org>
6442 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
6445 2008-02-24 Diego Novillo <dnovillo@google.com>
6447 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
6450 * tree-vrp.c (vrp_evaluate_conditional): With
6451 -Wtype-limits, emit a warning when comparing against a
6452 constant outside the natural range of OP0's type.
6453 * c.opt (Wtype-limits): Move ...
6454 * common.opt (Wtype-limits): ... here.
6456 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
6458 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
6459 * config/rs6000/e300c2c3.md: New file.
6460 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6462 (rs6000_override_options): Add e300c2 and e300c3 cases to
6463 processor_target_table. Do not allow usage of Altivec or Spe
6464 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
6465 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
6466 * config/rs6000/rs6000.h (processor_type): Add
6467 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
6468 (ASM_CPU_SPEC): Add e300c2 and e300c3.
6469 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
6470 and ppce300c3. Include e300c2c3.md.
6472 2008-02-23 David Edelsohn <edelsohn@gnu.org>
6474 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
6475 instead of TARGET_STRICT_ALIGN.
6477 2008-02-23 Joseph Myers <joseph@codesourcery.com>
6479 * explow.c (memory_address): Assert that the generated address is
6482 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6485 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
6486 * config/darwin-ppc-ldouble-patch.def: New file.
6487 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
6488 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
6489 SUBTARGET_INIT_BUILTINS if defined.
6490 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
6493 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6496 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
6497 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
6499 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6502 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
6503 file" warning condtional on -Winvalid-PCH.
6505 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6507 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
6509 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
6513 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
6514 prevent reload from using MMX registers.
6515 (*mov<mode>_internal): Ditto.
6516 (*movv2sf_internal_rex64): Ditto.
6517 (*movv2sf_internal): Ditto.
6519 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6521 PR documentation/31569
6522 * doc/install.texi2html: Use makeinfo --no-number-sections.
6524 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6526 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
6527 ensure that we can address an entire entity > 8 bytes. Don't
6528 generate reg+reg addressing for such data.
6530 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6532 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
6533 strings when optimizing for size, unless the target cares about
6536 2008-02-22 Tom Tromey <tromey@redhat.com>
6538 * regclass.c (current_pass): Remove declaration.
6540 2008-02-22 Anatoly Sokolov <aesok@post.ru>
6542 * config/avr/libgcc.S (__RAMPZ__): Define.
6543 (__do_copy_data): Add for devices with 128KB code memory.
6545 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6547 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6549 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
6551 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
6553 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
6556 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6559 * c-typeck.c (build_binary_op): Warn about floating point
6560 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
6562 2008-02-21 Janis Johnson <janis187@us.ibm.com>
6565 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
6566 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
6568 (rs6000_override_options): Set altivec_abi as default, not override,
6569 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
6570 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
6571 is used; use new member spe_abi.
6572 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
6573 spe_abi and altivec_abi.
6575 2008-02-22 Tomas Bily <tbily@suse.cz>
6577 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
6579 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6582 * config.build (build_file_translate): Set to `CMD //c' only if
6584 * Makefile.in (build_file_translate): Improve comment.
6586 2008-02-21 Jan Hubicka <jh@suse.cz>
6588 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
6589 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
6590 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
6592 2008-02-21 Michael Matz <matz@suse.de>
6595 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
6597 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
6599 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
6600 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
6602 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
6603 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
6604 SSE_VEC_FLOAT_MODE_P as insn constraint.
6605 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
6606 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
6607 sse4a_movntdf using MODEF mode iterator.
6608 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
6609 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
6610 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
6611 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
6612 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
6613 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
6614 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
6616 2008-02-21 Richard Guenther <rguenther@suse.de>
6618 * tree.def (PAREN_EXPR): New tree code.
6619 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
6621 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
6622 * expr.c (expand_expr_real_1): Likewise.
6623 * tree-inline.c (estimate_num_insns_1): Likewise.
6624 * tree-complex.c (expand_complex_move): Likewise.
6625 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
6628 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6631 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
6633 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6636 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
6638 * config/sh/sh.c (find_barrier): Don't go past
6639 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
6641 2008-02-20 DJ Delorie <dj@redhat.com>
6643 * config/h8300/h8300.md (insv): Force source operand to be a register.
6645 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
6646 as a jump, not as a plain insn.
6648 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
6650 * doc/invoke.texi (Warning Options): Add new option
6651 -Wframe-larger-than=.
6652 (-Wframe-larger-than): Document.
6654 * flags.h (warn_frame_larger_than, frame_larger_than_size):
6655 Add declarations for new option variables.
6657 * final.c (final_start_function): Check the frame size
6658 before emission and issue a Wframe-larger-than warning.
6660 * opts.c (warn_frame_larger_than, frame_larger_than_size):
6661 Add definitions for new option variables.
6662 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
6664 * common.opt (Wframe-larger-than=): New option.
6666 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6668 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
6669 (<sse>_div<mode>3): Ditto.
6670 (<sse>_vmdiv<mode>3): Ditto.
6671 (<sse>_vmsqrt<mode>2): Ditto.
6672 (*smax<mode>3): Ditto.
6673 (sse5_frcz<mode>2): Ditto.
6674 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
6677 2008-02-20 Richard Guenther <rguenther@suse.de>
6680 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
6681 be happy with INTEGRAL_TYPE_P.
6683 2008-02-20 Richard Guenther <rguenther@suse.de>
6685 * fold-const.c (split_tree): Associate floatig-point expressions
6686 if flag_associative_math is set.
6688 2008-02-20 Richard Guenther <rguenther@suse.de>
6690 * tree.h (fold_real_zero_addition_p): Declare.
6691 * fold-const.c (fold_real_zero_addition_p): Export.
6692 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
6693 floating-point operations with zero and one.
6695 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
6697 * doc/install.texi: Correct references to CFLAGS, replacing them
6698 with BOOT_CFLAGS. Document flags used during bootstrap for
6701 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6703 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
6704 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
6705 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
6707 (smin<mode>3): Ditto from similar patterns.
6708 (smax<mode>3): Ditto.
6709 (*ieee_smin<mode>3): Ditto.
6710 (*ieee_smax<mode>3): Ditto.
6711 * config/i386/sse.md (sse): New mode attribute.
6712 (mov<mode>): Macroize expander from movv4sf and movv2df using
6713 SSEMODEF2P mode iterator.
6714 (<sse>_movnt<mode>): Ditto from similar patterns. Use
6715 SSE_VEC_FLOAT_MODE_P as insn constraint.
6716 (storent<mode>): Ditto.
6717 (storent<mode>): Macroize expander from storentsf and storentdf using
6718 MODEF mode iterator.
6719 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
6720 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
6721 (abs<mode>2): Ditto from similar patterns.
6722 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
6723 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
6724 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
6725 (<sse>_vmsqrt<mode>2): Ditto.
6726 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
6727 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
6728 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
6729 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
6730 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
6731 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
6732 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
6734 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
6735 iterator and SSE_FLOAT_MODE_P as insn constraint.
6736 (<sse>_ucomi): Ditto from similar patterns.
6737 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
6738 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
6739 SSE_VEC_FLOAT_MODE_P as insn constraint.
6740 (vcond<mode>): Ditto from similar patterns.
6741 (and<mode>3, *and<mode>3): Ditto.
6742 (<sse>_nand<mode>3): Ditto.
6743 (ior<mode>3, *ior<mode>3): Ditto.
6744 (xor<mode>3, *xor<mode>3): Ditto.
6745 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
6746 iterator and SSE_FLOAT_MODE_P as insn constraint.
6747 (*nand<mode>3): Ditto from similar patterns.
6748 (*ior<mode>3): Ditto.
6749 (*xor<mode>3): Ditto.
6751 2008-02-20 Ira Rosen <irar@il.ibm.com>
6753 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
6754 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
6755 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
6757 2008-02-19 Jan Hubicka <jh@suse.cz>
6759 * predict.c (tree_bb_level_predictions): Remove variable next
6760 mistakely introduced by previous commit.
6762 2008-02-19 Jan Hubicka <jh@suse.cz>
6764 * predict.c (predict_paths_leading_to): Rewrite.
6765 (predict_paths_for_bb): New.
6766 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
6768 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6771 * Makefile.in (build_file_translate): New.
6772 (gcc-vers.texi): Use it for translating $(abs_srcdir).
6773 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
6774 * configure.ac (build_file_translate): Substitute it.
6775 * configure: Regenerate.
6777 2008-02-19 Jan Hubicka <jh@suse.cz>
6779 PR rtl-optimization/34408
6780 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
6783 2008-02-19 Jan Hubicka <jh@suse.cz>
6786 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
6789 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
6792 * config/i386/i386-modes.def: Revert the last DI alignment
6793 change until Ada people can look into it.
6795 2008-02-19 Nick Clifton <nickc@redhat.com>
6797 * opts.c (print_specific_help): Fix typo in --help text.
6799 2008-02-19 Jakub Jelinek <jakub@redhat.com>
6802 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
6803 32-bit inline asm without asm alternatives for host GCC < 3.0.
6805 2008-02-19 Richard Guenther <rguenther@suse.de>
6807 PR tree-optimization/34989
6808 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
6809 Allow propagation to INDIRECT_REF if we can simplify only.
6811 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6813 * c-common.c (warn_for_collisions_1): Use appropriate option when
6816 2008-02-19 Nick Clifton <nickc@redhat.com>
6819 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
6820 (handle_options): Fix indentation.
6821 (print_filtered_help): If no language-specific options were
6822 displayed tell the user how to list all the options supported by
6823 the language's front-end.
6824 (print_specific_help): Fix indentation and remove duplicate line.
6825 (common_handle_option): Handle the -v option.
6826 For --help enable the display of undocumented options if the -v
6827 switch has been included on the command line.
6828 For --help= check for overlaps in the arguments between the option
6829 classes and the language names and issue a warning when they
6830 cannot be disambiguated.
6831 * c.opt (v): Pass on to the common option handler.
6833 2008-02-19 Revital Eres <eres@il.ibm.com>
6835 * modulo-sched.c (sms_schedule): Change dump message when
6836 create_ddg function fails.
6837 (try_scheduling_node_in_cycle): Rename row to cycle.
6838 (print_partial_schedule): Rename CYCLE to ROW.
6840 2008-02-19 Christian Bruel <christian.bruel@st.com>
6841 Zdenek Dvorak <ook@ucw.cz>
6843 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
6845 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6848 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
6849 (*x86_movdicc_0_m1_se): Ditto.
6851 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6853 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
6854 (CMPtype): Define as __gcc_CMPtype.
6855 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
6856 (CMPtype): Define as __gcc_CMPtype.
6858 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
6860 Support valgrind 3.3 for --enable-checking=valgrind.
6861 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
6863 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
6864 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
6865 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
6866 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
6867 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
6868 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
6869 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
6871 * ggc-zone.c: Similar.
6872 * ggc-page.c: Similar.
6874 2008-02-19 Paul Brook <paul@codesourcery.com>
6877 * config/arm/ieee754-df.S: Fix do_it typo.
6878 * config/arm/ieee754-sf.S: Fix do_it typo.
6880 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6883 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
6884 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
6885 (OPTION_MASK_ISA_SSE_SET): Likewise.
6886 (OPTION_MASK_ISA_SSE2_SET): Likewise.
6887 (OPTION_MASK_ISA_SSE3_SET): Likewise.
6888 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
6889 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
6890 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
6891 (OPTION_MASK_ISA_SSE4_SET): Likewise.
6892 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
6893 (OPTION_MASK_ISA_SSE5_SET): Likewise.
6894 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
6895 (OPTION_MASK_ISA_MMX_UNSET): Updated.
6896 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
6897 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6898 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6899 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6900 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6901 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6902 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6903 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
6904 (OPTION_MASK_ISA_SSE4): Removed.
6905 (ix86_handle_option): Turn on bits in ix86_isa_flags and
6906 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
6907 (override_options): Don't turn on implied SSE/MMX bits in
6910 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6912 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6915 2008-02-18 Joey Ye <joey.ye@intel.com>
6918 * tree-nested.c (insert_field_into_struct): Set type alignment
6919 to field alignment if the former is less than the latter.
6921 2008-02-18 Jakub Jelinek <jakub@redhat.com>
6923 * BASE-VER: Set to 4.4.0.
6925 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6927 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
6928 * doc/cfg.texi: Likewise.
6929 * doc/extend.texi: Likewise.
6930 * doc/gty.texi: Likewise.
6931 * doc/invoke.texi: Likewise.
6932 * doc/loop.texi: Likewise.
6933 * doc/md.texi: Likewise.
6934 * doc/passes.texi: Likewise.
6935 * doc/rtl.texi: Likewise.
6936 * doc/sourcebuild.texi: Likewise.
6937 * doc/tm.texi: Likewise.
6938 * doc/tree-ssa.texi: Likewise.
6940 2008-02-17 Richard Guenther <rguenther@suse.de>
6943 * tree-complex.c (init_parameter_lattice_values): Handle parameters
6944 without default definition.
6946 2008-02-17 Richard Guenther <rguenther@suse.de>
6948 PR tree-optimization/35231
6949 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
6952 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
6955 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6956 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6957 libgcc_cmp_return mode.
6959 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6962 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
6964 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
6966 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
6969 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6971 * doc/c-tree.texi: Use `@.' where appropriate.
6972 * doc/extend.texi: Likewise.
6973 * doc/install.texi: Likewise.
6974 * doc/invoke.texi: Likewise.
6975 * doc/loop.texi: Likewise.
6976 * doc/makefile.texi: Likewise.
6977 * doc/md.texi: Likewise.
6978 * doc/passes.texi: Likewise.
6979 * doc/standards.texi: Likewise.
6980 * doc/tm.texi: Likewise.
6982 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6985 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
6987 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
6988 rather than in entry_bb.
6990 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6992 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6993 libgcc_cmp_return mode.
6995 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6998 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
6999 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7001 2008-02-15 Richard Guenther <rguenther@suse.de>
7002 Zdenek Dvorak <ook@ucw.cz>
7004 PR tree-optimization/35164
7005 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7006 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7007 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7008 Only propagate addresses which do not have abnormal SSA_NAMEs
7011 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7014 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7016 2008-02-15 Jan Hubicka <jh@suse.cz>
7019 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7021 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7024 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7025 when calculating alignment_pad.
7027 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7029 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7030 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7031 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7032 and STACK_BOUNDARY define.
7034 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7036 PR preprocessor/35061
7037 * c-pragma.c (handle_pragma_pop_macro): Check that
7038 pushed_macro_table has been allocated.
7040 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7043 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7044 (force_gimple_operand): Likewise.
7045 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7046 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7047 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7048 (find_interesting_uses_address): Check addressability and alignment
7049 of the base expression only after substituting bases of IVs into it.
7051 2008-02-14 Michael Matz <matz@suse.de>
7054 * function.c (instantiate_virtual_regs_in_insn): Reload address
7055 before falling back to reloading the whole operand.
7057 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7059 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7060 before the first section switch note.
7062 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7064 * doc/bugreport.texi: Update copyright years.
7065 * doc/c-tree.texi: Likewise.
7066 * doc/cfg.texi: Likewise.
7067 * doc/cpp.texi: Likewise.
7068 * doc/cppinternals.texi: Likewise.
7069 * doc/fragments.texi: Likewise.
7070 * doc/frontends.texi: Likewise.
7071 * doc/gcc.texi: Likewise.
7072 * doc/gty.texi: Likewise.
7073 * doc/hostconfig.texi: Likewise.
7074 * doc/implement-c.texi: Likewise.
7075 * doc/libgcc.texi: Likewise.
7076 * doc/loop.texi: Likewise.
7077 * doc/makefile.texi: Likewise.
7078 * doc/options.texi: Likewise.
7079 * doc/passes.texi: Likewise.
7080 * doc/rtl.texi: Likewise.
7081 * doc/sourcebuild.texi: Likewise.
7082 * doc/standards.texi: Likewise.
7083 * doc/tree-ssa.texi: Likewise.
7084 * doc/trouble.texi: Likewise.
7086 * doc/extend.texi: Use @: or add comma where appropriate.
7087 * doc/invoke.texi: Likewise.
7088 * doc/tm.texi: Likewise.
7090 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7093 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7096 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7098 * doc/md.texi (clz, ctz): Add reference.
7099 * doc/rtl.texi (clz, ctz): Likewise.
7101 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7104 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7107 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7109 * config/s390/s390.c (struct constant_pool): New field
7110 emit_pool_after added.
7111 (s390_mainpool_start): Set the emit_pool_after flag according
7112 to the section switch notes.
7113 (s390_mainpool_finish): Consider emit_pool_after when emitting
7114 the literal pool at the end of the function.
7115 (s390_chunkify_start): Force literal pool splits at section
7118 2008-02-13 Michael Matz <matz@suse.de>
7121 * var-tracking.c (clobber_variable_part): Correctly traverse the
7124 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7127 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
7128 Add -fdump-ipa-inline.
7129 * tree-dump.c (dump_files): Remove tree-inlined dump.
7130 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
7132 2008-02-12 Richard Guenther <rguenther@suse.de>
7134 PR tree-optimization/35171
7135 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
7138 2008-02-12 Richard Guenther <rguenther@suse.de>
7141 * fold-const.c (fold_widened_comparison): Use get_unwidened in
7142 value-preserving mode. Disallow final truncation.
7144 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
7147 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
7148 code from here to...
7149 (force_gimple_operand): ...here.
7151 2008-02-12 Jakub Jelinek <jakub@redhat.com>
7154 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
7155 non-compatible pointers.
7156 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
7157 different FIELD_DECLs, try harder by comparing field offsets, sizes
7161 * function.c (match_asm_constraints_1): Don't replace the same input
7164 2008-02-12 Anatoly Sokolov <aesok@post.ru>
7166 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
7167 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
7168 (expand_epilogue): Restore RAMPZ register.
7169 * config/avr/avr.md (RAMPZ_ADDR): New constant.
7171 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
7173 * config/i386/cygwin.asm: (__alloca): Correct calling
7174 convention and alignment.
7175 (__chkstk): Force 8 byte stack alignment.
7177 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
7178 Richard Guenther <rguenther@suse.de>
7180 PR tree-optimization/33992
7181 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
7182 the zero we compare against.
7184 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
7187 * gthr-win32.h (__gthread_mutex_destroy_function): New function
7188 to CloseHandle after unlocking to prevent accumulation of handle
7191 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7194 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
7195 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
7196 and update LABEL_NUSES during and after reload.
7198 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
7201 * combine.c (simplify_if_then_else): Make sure the comparison is
7202 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
7204 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
7207 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
7208 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
7209 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
7210 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
7211 * tree.h (get_type_static_bounds): Likewise.
7213 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7215 * doc/invoke.texi (Option Summary, C++ Dialect Options)
7216 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7217 Make -Wfoo language annotations match what the compiler outputs.
7219 2008-02-08 Sa Liu <saliu@de.ibm.com>
7221 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
7222 intrinsics spu_convts, spu_convtu, spu_convtf.
7224 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
7226 * doc/extend.texi (Function Attributes) <noinline>: Mention
7227 asm ("") as method to keep calls.
7229 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7232 * doc/options.texi (Options): Replace references to opts.sh with
7234 * opts-common.c: Likewise.
7235 * optc-gen.awk: Likewise.
7237 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
7239 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
7241 2008-02-07 Richard Henderson <rth@redhat.com>
7244 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
7245 EXPR_LIST for the REG_EQUAL instead of a comparison with a
7248 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
7250 PR tree-optimization/35085
7251 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
7252 for operand entry oe2 in addition to operand entry oe3 in order to
7253 expose more opportunities for vectorizer sum reduction.
7255 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7258 * Makefile.in (LIBS): Remove $(GMPLIBS).
7259 (cc1-dummy, cc1): Add $(GMPLIBS).
7261 2008-02-06 Jan Hubicka <jh@suse.cz>
7264 * i386.md (moddf_integer): Do not produce partial memory stalls for
7265 targets where it hurts.
7267 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
7270 * optabs.c (expand_float): Do not check for decimal modes when
7271 expanding unsigned integer through signed conversion.
7273 2008-02-06 Nick Clifton <nickc@redhat.com>
7275 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
7276 inside the clobber with a match_operand and duplicated operand
7277 number in the constraint.
7278 (ineqbranchsi): Delete redundant comment.
7280 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7282 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
7283 builtin_define ("__USE_INIT_FINI__").
7284 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
7286 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
7288 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7290 PR documentation/30330
7291 * doc/invoke.texi (C++ Dialect Options)
7292 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7293 For each warning option -Wfoo that allows -Wno-foo, ensure both
7294 -Wfoo and -Wno-foo are listed in the option index. Fix index
7295 entry of -Wswitch-default, index -Wnormalized= including the
7296 `=', and -Wlarger-than-@var{len} including @var{len}.
7298 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7300 * config/i386/i386.md (floatunssisf2): Use
7301 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
7302 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
7303 Macroize expander using MODEF mode iterator.
7305 2008-02-05 Diego Novillo <dnovillo@google.com>
7307 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
7310 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
7312 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7315 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
7317 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
7320 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
7321 to indicate if a message should be generated.
7322 (init_cumulative_args): Updated.
7323 (function_value_32): Likewise.
7325 2008-02-05 Joseph Myers <joseph@codesourcery.com>
7327 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
7329 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7332 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
7333 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
7335 2008-02-04 Diego Novillo <dnovillo@google.com>
7337 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
7340 * tree-vrp.c (vrp_evaluate_conditional): With
7341 -Wtype-limits, emit a warning when comparing against a
7342 constant outside the natural range of OP0's type.
7344 2008-02-04 Richard Guenther <rguenther@suse.de>
7347 * expr.c (count_type_elements): Give for unions instead of
7350 2008-02-04 Richard Guenther <rguenther@suse.de>
7353 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
7354 to TYPE_DOMAINs base type instead of using bitsizetype here.
7356 2008-02-03 Jason Merrill <jason@redhat.com>
7358 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
7360 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7363 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
7364 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
7365 (RS/6000 and PowerPC Options): Fix typos and markup.
7366 * doc/passes.texi (Tree-SSA passes): Likewise.
7368 2008-02-02 Michael Matz <matz@suse.de>
7371 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
7372 from record_last_reg_set_info.
7373 (record_last_reg_set_info): Take an RTX argument, iterate over all
7374 constituent hardregs.
7375 (record_last_set_info, record_opr_changes): Change calls to
7376 new signature or to record_last_reg_set_info_regno.
7378 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
7380 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
7382 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
7384 PR rtl-optimization/34773
7385 * reg-notes.def (EQUAL): Mention significance of combination of
7386 REG_EQUAL and REG_RETVAL.
7387 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
7388 insn that has a REG_RETVAL.
7390 2008-02-01 Roger Sayle <roger@eyesopen.com>
7393 * configure.ac (--enable-fixed-point): Disable unless explicitly
7395 * configure: Regenerate.
7397 2008-02-01 Richard Guenther <rguenther@suse.de>
7400 * invoke.texi (-finline-limit): Remove no longer true parts
7401 of the documentation. Note that there is no default value.
7403 2008-02-01 Andrew Pinski <pinskia@gmail.com>
7404 Mark Mitchell <mark@codesourcery.com>
7405 Ben Elliston <bje@au.ibm.com>
7408 * doc/extend.texi (Other Builtins): Document.
7410 2008-01-31 Tom Browder <tom.browder@gmail.com>
7412 * doc/c-tree.texi (Types): Fix grammar.
7413 (Expression trees): Ditto.
7414 * doc/passes.texi (Tree-SSA passes): Ditto.
7416 * doc/configterms.texi (Configure Terms): Fix typo.
7417 * doc/cpp.texi (Common Predefined Macros): Ditto.
7418 * doc/md.texi (Machine Constraints): Ditto.
7420 * doc/makefile.texi (Makefile): Add comma.
7422 2008-01-31 Tom Browder <tom.browder@gmail.com>
7423 Gerald Pfeifer <gerald@pfeifer.com>
7425 * doc/sourcebuild.texi (Front End): Remove references to CVS
7426 and CVSROOT/modules.
7427 (Texinfo Manuals): Replace reference to CVS by one to SVN.
7428 (Back End): Remove reference to CVS.
7430 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7433 * config/mips/mips.c (gen_load_const_gp): New function, taking a
7435 (mips16_gp_pseudo_reg): ...here.
7436 * config/mips/mips.md (load_const_gp): Replace with...
7437 (load_const_gp_<mode>): ...this :P-based insn.
7439 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7441 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
7442 options. Minor fixes.
7443 (-std): Move reference to standards closer to where language
7444 standards are first mentioned.
7446 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7448 PR rtl-optimization/34995
7449 * reload.c (alternative_allows_const_pool_ref): Take an rtx
7450 parameter and return a bool. If the rtx parameter is nonnull,
7451 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
7452 (find_reloads): Update call accordingly. Pass the new operand
7453 if it needed no address reloads, otherwise pass null.
7455 2008-01-30 Richard Henderson <rth@redhat.com>
7458 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
7459 for unbounded arrays.
7461 2008-01-30 Silvius Rus <rus@google.com>
7463 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
7465 2008-01-30 Jan Hubicka <jh@suse.cz>
7468 * i386.c (init_cumulative_args): Use real function declaration when
7471 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
7473 PR rtl-optimization/34998
7474 * global.c (build_insn_chain): Treat non-subreg_lowpart
7475 SUBREGs of pseudos as clobbering all the words covered by the
7476 SUBREG, not just all the bytes.
7477 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
7478 original df_ref rather than an extract parameter.
7479 (global_conflicts): Update call accordingly.
7481 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
7483 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
7484 the overflow check to make it easier to read.
7485 (__fixtfdi): Change the type of the ll member in union
7486 long_double to UDItype_x.
7488 2008-01-30 Jakub Jelinek <jakub@redhat.com>
7491 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
7492 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
7493 * tree-inline.c (fold_marked_statements): Call
7494 cgraph_update_edges_for_call_stmt if folding a call statement.
7495 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
7496 debug_generic_stmt calls, reset it back afterwards.
7499 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
7501 * c-typeck.c (build_external_ref): Don't pedwarn about
7502 static vars in current function's scope.
7504 2008-01-29 Joseph Myers <joseph@codesourcery.com>
7506 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
7508 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
7511 * ipa-struct-reorg.c: Fix spelling.
7512 * params.def: Ditto.
7514 2008-01-29 Richard Guenther <rguenther@suse.de>
7517 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
7519 * tree-inline.c (remap_type): Increment remapping_type_depth
7520 around remapping types.
7521 (copy_body_r): Only add referenced variables if they are referenced
7522 from code, not types.
7524 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
7535 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
7536 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
7538 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
7541 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
7542 pointer for tiny stack.
7544 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7546 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
7548 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7550 * config/vx-common.h: Fix typo in comment.
7552 2008-01-28 Ian Lance Taylor <iant@google.com>
7556 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
7557 coalesce pointers if they have different DECL_NO_TBAA_P values.
7558 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
7559 between variables with different DECL_NO_TBAA_P values.
7561 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
7564 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
7565 are not legitimate small data references on SPE targets.
7567 2008-01-28 David Daney <ddaney@avtrex.com>
7569 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
7571 2008-01-28 David Daney <ddaney@avtrex.com>
7573 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
7575 2008-01-27 Joseph Myers <joseph@codesourcery.com>
7577 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
7578 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
7579 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
7580 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
7581 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7582 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
7583 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
7584 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
7586 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7588 * basic-block.h (condjump_equiv_p): Fix comment.
7590 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7592 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
7593 print_generic_stmt_indented): Fix comment.
7595 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7597 * configure.ac (__stack_chk_fail): Add detecion for availability
7598 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
7599 * configure: Regenerate.
7601 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
7604 * final.c (output_addr_const): Handle TRUNCATE.
7606 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
7609 * tree-ssa-loop-ivopts.c (comp_cost): New type.
7610 (zero_cost, infinite_cost): New constants.
7611 (struct cost_pair): Change type of cost to comp_cost.
7612 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
7613 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
7615 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
7616 split_address_cost, ptr_difference_cost, difference_cost,
7617 get_computation_cost_at, get_computation_cost,
7618 determine_use_iv_cost_generic, determine_use_iv_cost_address,
7619 determine_use_iv_cost_condition, determine_use_iv_costs,
7620 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
7621 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
7622 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
7623 Change type of cost to comp_cost.
7624 (determine_iv_cost): Increase cost of non-original ivs, instead
7625 of decreasing the cost of original ones.
7626 (get_address_cost): Indicate the complexity of the addressing mode
7628 (try_add_cand_for): Prefer using ivs not specific to some object.
7629 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
7631 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
7632 Janis Johnson <janis187@us.ibm.com>
7635 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
7636 (TARGET_INSTANTIATE_DECLS): Likewise.
7637 * target.h (expand_to_rtl_hook): New target hook.
7638 (instantiate_decls): Likewise.
7639 * function.c (instantiate_decl): Make non-static. Rename to...
7640 (instantiate_decl_rtl): ... this.
7641 (instantiate_expr): Use instantiate_decl_rtl.
7642 (instantiate_decls_1): Likewise.
7643 (instantiate_decls): Likewise.
7644 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
7645 * function.h (instantiate_decl_rtl): Add prototype.
7646 * cfgexpand.c (target.h): New include.
7647 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
7648 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
7649 (TARGET_INSTANTIATE_DECLS): Likewise.
7650 (TARGET_INITIALIZER): New target hooks added.
7651 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
7653 * config/rs6000/rs6000.c (tree-flow.h): New include.
7654 (machine_function): Add sdmode_stack_slot field.
7655 (rs6000_alloc_sdmode_stack_slot): New function.
7656 (rs6000_instantiate_decls): Likewise.
7657 (rs6000_secondary_memory_needed_rtx): Likewise.
7658 (rs6000_check_sdmode): Likewise.
7659 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
7660 (TARGET_INSTANTIATE_DECLS): Likewise.
7661 (rs6000_hard_regno_mode_ok): Allow SDmode.
7662 (num_insns_constant): Likewise. Handle _Decimal32 constants.
7663 (rs6000_emit_move): Handle SDmode.
7664 (function_arg_advance): Likewise.
7665 (function_arg): Likewise.
7666 (rs6000_gimplify_va_arg): Likewise. Add special handling of
7667 SDmode var args for 32-bit compiles.
7668 (rs6000_secondary_reload_class): Handle SDmode.
7669 (rs6000_output_function_epilogue): Likewise.
7670 (rs6000_function_value): Simplify if statement.
7671 (rs6000_libcall_value): Likewise.
7672 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
7673 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
7674 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
7675 (movsd_hardfloat): New define_insn.
7676 (movsd_softfloat): Likewise.
7677 (movsd_store): Likewise.
7678 (movsd_load): Likewise.
7679 (extendsddd2): Likewise.
7680 (extendsdtd2): Likewise.
7681 (truncddsd2): Likewise.
7682 (movdd_hardfloat64): Fixup comment.
7683 (UNSPEC_MOVSD_LOAD): New constant.
7684 (UNSPEC_MOVSD_STORE): Likewise.
7686 2008-01-26 Jakub Jelinek <jakub@redhat.com>
7689 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
7691 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
7692 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
7693 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
7696 2008-01-26 David Edelsohn <edelsohn@gnu.org>
7699 * config.gcc: Separate AIX 5.3 from AIX 6.1.
7700 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7701 __LONGDOUBLE128 too.
7702 * config/rs6000/aix61.h: New file.
7704 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7706 PR rtl-optimization/34959
7707 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
7708 popcount and parity rtxes the same mode as their operand.
7709 Truncate or extend the result to the return value's mode
7712 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7715 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
7716 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
7717 to GOT_VERSION_REGNUM.
7718 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
7719 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
7720 * config/mips/mips.c (mips_emit_call_insn): New function.
7721 (mips_call_tls_get_addr): Call mips_expand_call directly.
7722 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
7724 (mips16_build_call_stub): Likewise. Return the call insn or null.
7725 (mips_expand_call): Update the call to mips16_build_call_stub
7726 accordingly and a remove redundant condition. Assert that MIPS16
7727 stubs do not use lazy binding. Use mips_emit_call_insn and return
7729 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
7731 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
7732 (mips_avoid_hazard): Remove hazard_set handling.
7733 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
7734 (UNSPEC_RESTORE_GP): ...this.
7735 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
7736 (FAKE_CALL_REGNO): Rename to...
7737 (GOT_VERSION_REGNUM): ...this.
7738 (type): Add "ghost" value. Add an associated insn reservation.
7739 (hazard_set): Remove.
7740 (exception_receiver): Rename to...
7741 (restore_gp): ...this and update the unspec identifier accordingly.
7742 (exception_receiver, nonlocal_got_receiver): New expanders.
7743 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
7744 FAKE_CALL_REGNO. Remove hazard_set attribute.
7745 (set_got_version, update_got_version): New patterns.
7747 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
7750 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
7752 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7755 * doc/install.texi2html: Generate gcc-vers.texi.
7757 2008-01-25 DJ Delorie <dj@redhat.com>
7759 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7761 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7763 * config/c4x: Remove directory.
7764 * config.gcc (crx-*, mt-*): Mark obsolete.
7765 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
7766 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
7767 sh-*-rtemscoff*): Remove cases.
7768 * defaults.h (C4X_FLOAT_FORMAT): Remove.
7769 * real.c (encode_c4x_single, decode_c4x_single,
7770 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
7771 c4x_extended_format): Remove.
7772 * real.h (c4x_single_format, c4x_extended_format): Remove.
7773 * doc/extend.texi (interrupt, naked): Remove mention of attributes
7775 (Pragmas): Remove comment about c4x pragmas.
7776 * doc/install.texi (c4x): Remove target-specific instructions.
7777 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
7778 * doc/md.texi (Machine Constraints): Remove C4x documentation.
7779 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
7780 refer to C4x source files as examples.
7781 (C4X_FLOAT_FORMAT): Remove documentation.
7783 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
7785 * config/bfin/bfin.c (override_options): Reorder tests so that
7786 flag_pic gets enabled for -msep-data.
7788 2008-01-25 Richard Guenther <rguenther@suse.de>
7791 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
7792 to its bitfield precision if required.
7794 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7797 * tree-nested.c (walk_omp_for): New function.
7798 (convert_nonlocal_reference, convert_local_reference): Call
7799 walk_omp_for on OMP_FOR.
7800 (convert_call_expr): Call walk_body on OMP_FOR's
7801 OMP_FOR_PRE_INIT_BODY.
7803 2008-01-25 Richard Guenther <rguenther@suse.de>
7805 PR tree-optimization/34966
7806 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
7807 default defs and PHI_NODEs we have to insert after the
7810 2008-01-24 Nick Clifton <nickc@redhat.com>
7812 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
7813 Provide a default definition.
7814 (LIBGCC2_UNITS_PER_WORD): Likewise.
7816 * config/stormy16/stormy16.c: Include df.h for the prototype
7817 for df_regs_ever_live_p.
7818 (xstormy16_expand_builtin_va_start): Convert the stack offset
7819 into a component_ref and then use POINTER_PLUS_EXPR to add it
7820 to the incoming_virtual_args_rtx.
7821 (xstormy16_gimplify_va_arg_expr): Rename to
7822 xstormy16_gimplify_va_arg_expr.
7823 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
7824 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
7825 xstormy16_gimplify_va_arg_expr.
7826 Fix up some formatting issues.
7828 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
7829 Move to predicates.md.
7830 (xs_hi_general_operand): Likewise.
7831 (xs_hi_nonmemory_operand): Likewise.
7832 * config/stormy16/predicates.md:
7833 (xstormy16_carry_plus_operand): New predicate.
7834 (xs_hi_general_operand): New predicate.
7835 (xs_hi_nonmemory_operand): New predicate.
7836 * config/stormy16/stormy16-protos.h:
7837 (xstormy16_carry_plus_operand): Delete prototype.
7838 (xs_hi_general_operand): Likewise.
7839 (xs_hi_nonmemory_operand): Likewise.
7841 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
7842 modifiers as they are no longer needed and they can trigger
7843 reload spill failures.
7845 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
7846 with a match_operand in order to help reload.
7848 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
7849 constraint with 'e' for the 8th alternative as this version of
7850 the mov.w instruction only accepts the lower 8 registers.
7852 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
7855 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
7856 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
7859 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7862 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
7864 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7866 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
7868 (remove_structure): Update allocations list before removing structure.
7870 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7872 * ipa-struct-reorg.c (is_safe_cond_expr,
7873 create_new_stmts_for_cond_expr): Use integer_zerop function,
7874 that recognize not only zero-pointer, but zero-integer too.
7876 2008-01-25 Ben Elliston <bje@au.ibm.com>
7879 * fixproto: Escape "." in sed expression that strips leading "./".
7881 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
7884 * gcc.c (SWITCH_OK): Removed.
7885 (SWITCH_LIVE): Changed to bit.
7886 (SWITCH_FALSE): Likewise.
7887 (SWITCH_IGNORE): Likewise.
7888 (switchstr): Change live_cond to unsigned int.
7889 (process_command): Replace SWITCH_OK with 0.
7890 (do_self_spec): Likewise.
7891 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
7892 (give_switch): Likewise.
7893 (used_arg): Likewise.
7894 (do_spec_1): Set the SWITCH_IGNORE bit.
7895 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
7896 bits. Set the SWITCH_LIVE bit.
7898 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7900 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
7902 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
7904 PR tree-optimization/34472
7905 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
7906 parameter to a "bool *" and set *DATA to false if there is
7907 an unsafe access. Do not delete the structure here.
7908 (check_cond_exprs): Delete it here instead.
7909 (check_cond_exprs, exclude_cold_structs): Do not increase
7910 I when removing a structure.
7912 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
7915 * config/i386/i386.c (ix86_expand_vector_init): Consider only
7916 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
7918 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
7921 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
7922 a fixed vector for stack.
7924 2008-01-24 Ben Elliston <bje@au.ibm.com>
7927 * doc/gcc.texi (Software development): Add a direntry for g++.
7929 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
7931 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
7932 stale and straggling -fforce-addr comments above.
7934 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
7936 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
7937 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
7939 2008-01-23 Michael Matz <matz@suse.de>
7942 * dwarf2out.c (force_type_die): Use modified_type_die instead of
7945 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
7947 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
7950 2008-01-23 Anatoly Sokolov <aesok@post.ru>
7952 * config/avr/avr.c (avr_current_arch): New variable.
7953 (avr_arch_types): Add 'avr31' and 'avr51' entries.
7954 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
7955 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
7956 (avr_override_options): Init 'avr_current_arch'.
7957 (base_arch_s): Move from here...
7958 * config/avr/avr.h (base_arch_s): ... here. Add new members
7959 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
7960 'mega' to 'have_jmp_call'.
7961 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
7962 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
7964 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
7966 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7967 MULTILIB_MATCHES): (Ditto.).
7969 2008-01-23 Richard Guenther <rguenther@suse.de>
7972 * cgraphunit.c (cgraph_reset_node): Always mark the node
7973 not reachable if it is not queued already.
7975 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
7977 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
7978 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
7979 (cputype_selected): New static variable.
7980 (bfin_handle_option): Set it if -mcpu is used.
7981 (override_option): Select default set of workarounds if no cpu type
7982 selected on the command line.
7983 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
7985 From Michael Frysinger <michael.frysinger@analog.com>
7986 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
7987 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
7989 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
7990 for bf547, bf523, bf524, and bf526.
7991 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
7993 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7994 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
7995 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
7996 __ADSPBF547__ and __ADSPBF54x__ for bf547.
7997 * doc/invoke.texi (Blackfin Options): Document that
7998 -mcpu now accept bf547, bf523, bf524, and bf526.
8000 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8002 PR rtl-optimization/34628
8003 * combine.c (try_combine): Stop and undo after the first combination
8004 if an autoincrement side-effect on the first insn has effectively
8007 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8010 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8011 Offset addresses are not valid for Altivec or paired float modes.
8013 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8016 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8017 if DECL_INITIAL (decl) is error_mark_node.
8020 * c-common.c (handle_vector_size_attribute): Only allow
8021 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8022 the same way as pointer, array etc. types.
8023 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8026 * tree.c (build_type_attribute_qual_variant): Call
8027 build_qualified_type if attributes are equal, but quals are not.
8029 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8032 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8033 * flags.h (warn_strict_aliasing): Remove.
8034 (warn_strict_overflow): Remove.
8035 * opts.c (warn_strict_aliasing): Remove.
8036 (warn_strict_overflow): Remove.
8037 * c-opts.c (c_common_handle_option): -Wall only sets
8038 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8039 (c_common_post_options): Give default values to -Wstrict-aliasing
8040 and -Wstrict-overflow if they are uninitialized.
8041 * common.opt (Wstrict-aliasing): Specify Var and Init.
8042 (Wstrict-overflow): Likewise.
8044 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8046 PR rtl-optimization/26854
8047 PR rtl-optimization/34400
8048 PR rtl-optimization/34884
8049 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8051 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8052 (df_rd_bb_info.expanded_lr_out): Deleted
8053 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8054 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8055 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8056 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8057 Removed code to allocate, initialize or free expanded_lr_out.
8058 (df_rd_bb_local_compute_process_def): Restructured to make more
8060 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8061 sets if the sets are being trimmed.
8063 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8066 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8067 (as_vers): Likewise.
8068 * configure: Regenerated.
8070 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8073 * tree-pass.h (pass_build_alias): New pass.
8074 * tree-ssa-alias.c (gate_build_alias): New.
8075 (pass_build_alias): New.
8076 * passes.c (init_optimization_passes): Add pass_build_alias after
8077 pass_create_structure_vars.
8079 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8081 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8082 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8083 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8084 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8085 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8086 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8087 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8088 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8089 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8090 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8091 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8092 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8093 * config/s390/s390.md (FP_ALL): New mode iterator.
8094 (_d): New mode attribute.
8095 ("*signbit<mode>2>"): Changed mode of first operand.
8096 ("isinf<mode>2"): Changed mode of first operand.
8097 ("*TDC_insn"): Adaptation for DFP modes.
8099 2008-01-22 Ben Elliston <bje@au.ibm.com>
8101 * tree.c (check_qualified_type): Improve function description.
8103 2008-01-21 Jason Merrill <jason@redhat.com>
8106 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8107 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8110 2008-01-21 DJ Delorie <dj@redhat.com>
8112 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
8115 2008-01-21 Richard Guenther <rguenther@suse.de>
8118 * tree-cfg.c (verify_expr): Allow all invariant expressions
8119 instead of just constant class ones as reference argument.
8120 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
8121 like any other constant.
8122 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8124 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
8126 * regmove.c (fixup_match_1): Update call crossed frequencies.
8128 2008-01-21 Richard Guenther <rguenther@suse.de>
8131 * tree-inline.c (setup_one_parameter): Deal with mismatched
8132 types using a VIEW_CONVERT_EXPR.
8134 2008-01-21 Alon Dayan <alond@il.ibm.com>
8135 Olga Golovanevsky <olga@il.ibm.com>
8137 PR tree-optimization/34701
8138 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
8139 when the structure size is not a power of 2.
8141 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
8143 * doc/install.texi: Add doc for --enable-checking=df.
8145 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
8147 PR rtl-optimization/34808
8148 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
8150 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8152 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
8155 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8157 PR rtl-optimization/26854
8158 PR rtl-optimization/34400
8159 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
8161 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
8162 (df_rd_bb_info.expanded_lr_out): New.
8163 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
8164 * loop_iv.c (iv_analysis_loop_init): Ditto.
8165 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8166 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8167 Added code to allocate, initialize or free expanded_lr_out.
8168 (df_rd_bb_local_compute_process_def): Restructured to make
8169 more understandable.
8170 (df_rd_confluence_n): Add code to do nothing with fake edges and
8171 code to no apply invalidate_by_call sets if the sets are being trimmed.
8172 (df_lr_local_finalize): Renamed to df_lr_finalize.
8173 (df_live_local_finalize): Renamed to df_live_finalize.
8175 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8178 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
8179 deciding whether to use reciprocal instructions.
8181 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
8183 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
8184 dwarf2out_note_section_used if cold_text_section is NULL.
8186 2008-01-19 Jakub Jelinek <jakub@redhat.com>
8188 PR gcov-profile/34610
8189 * tree-cfg.c (make_edges): Mark both outgoing edges from
8190 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
8191 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
8192 from OMP_FOR and OMP_CONTINUE outgoing edges.
8194 * tree-profile.c (tree_profiling): Return early if
8195 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
8197 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
8198 from cfun to child_cfun.
8199 * function.h (struct function): Add after_tree_profile bit.
8201 2008-01-19 Anatoly Sokolov <aesok@post.ru>
8203 * config/avr/avr.S (_exit): Disable interrupt.
8205 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8206 Steven Bosscher <stevenb.gcc@gmail.com>
8208 PR rtl-optimization/26854
8209 PR rtl-optimization/34400
8210 * df-problems.c (df_live_scratch): New scratch bitmap.
8211 (df_live_alloc): Allocate df_live_scratch when doing df_live.
8212 (df_live_reset): Clear the proper bitmaps.
8213 (df_live_bb_local_compute): Only process the artificial defs once
8214 since the order is not important.
8215 (df_live_init): Init the df_live sets only with the variables
8216 found live by df_lr.
8217 (df_live_transfer_function): Use the df_lr sets to prune the
8218 df_live sets as they are being computed.
8219 (df_live_free): Free df_live_scratch.
8221 2008-01-18 Ian Lance Taylor <iant@google.com>
8223 * common.opt: Add fmerge-debug-strings.
8224 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
8225 flag_merge_debug_strings rather than flag_merge_constants.
8226 * doc/invoke.texi (Option Summary): Mention
8227 -fmerge-debug-strings.
8228 (Debugging Options): Document -fmerge-debug-strings.
8230 2008-01-18 Ian Lance Taylor <iant@google.com>
8233 * tree.h (DECL_IS_OPERATOR_NEW): Define.
8234 (struct tree_function_decl): Add new field operator_new_flag.
8235 * tree-inline.c (expand_call_inline): When inlining a call to
8236 operator new, force the return value to go into a variable, and
8237 set DECL_NO_TBAA_P on that variable.
8238 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
8240 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
8243 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
8244 DWARF2_DEBUGGING_INFO.
8245 (dwarf2out_note_section_used): Ditto. Add prototype.
8246 (have_multiple_function_sections, text_section_used,
8247 cold_text_section_used, *cold_text_sections): Move declarations
8250 2008-01-17 Bob Wilson <bob.wilson@acm.org>
8252 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
8253 field and add signal_ra.
8254 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
8255 assignments to frame state pc. Move end of stack check after
8256 MD_FALLBACK_FRAME_STATE_FOR.
8257 (uw_update_context_1): Use frame state signal_regs if set, instead
8258 of checking signal_frame flag.
8259 (uw_update_context): Use frame state signal_ra if set.
8260 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
8261 * config/xtensa/linux-unwind.h: New file.
8263 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
8265 * modulo-sched.c (get_sched_window): Fix comment typo.
8267 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
8269 PR tree-optimization/34648
8270 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
8272 2008-01-17 Anatoly Sokolov <aesok@post.ru>
8274 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
8275 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
8277 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
8279 PR rtl-optimization/34400
8280 * df-core.c (df_worklist_dataflow_overeager,
8281 df_worklist_dataflow_doublequeue): New functions.
8282 (df_worklist_dataflow): Two different worklist solvers.
8283 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
8286 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8289 * doc/invoke.texi: Document the dependence on pthread for fopenmp
8290 and ftree-parallelize-loops.
8292 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
8294 PR rtl-optimization/34826
8295 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
8297 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
8299 * global.c (find_reg): Mark the eh regs as used if necessary.
8300 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
8301 * ra.h (struct allocno): no_eh_reg field added. Changed
8302 no_stack_reg type to bitfield.
8304 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
8306 * tree.c (substitute_in_expr): Add missing 'break'.
8308 2008-01-17 Richard Guenther <rguenther@suse.de>
8310 PR tree-optimization/34825
8311 * tree-ssa-math-opts.c (is_division_by): Do not recognize
8312 x / x as division to handle.
8314 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8316 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
8317 "-pthread" is specified.
8318 * pa-hpux11.h (LIB_SPEC): Likewise.
8320 2008-01-16 Janis Johnson <janis187@us.ibm.com>
8321 Peter Bergner <bergner@vnet.ibm.com>
8323 PR rtl-optimization/33796
8324 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
8326 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8328 PR libgfortran/34699
8329 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
8331 * pa-hpux10.h (LINK_SPEC): Likewise.
8332 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
8334 2008-01-16 Richard Guenther <rguenther@suse.de>
8337 * fold-const.c (fold_convert_const_int_from_int): Do not
8338 set overflow if that occured only because of a sign extension
8339 change when converting from/to a sizetype with the same
8340 precision and signedness.
8342 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8345 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
8346 location address to the correct place. Update copyright year.
8348 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8350 * lambda-code.c (lambda_transform_legal_p): Handle the case of
8351 no dependences in the dependence_relations vector.
8353 2008-01-16 Jan Hubicka <jh@suse.cz>
8355 PR rtl-optimization/31396
8356 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
8357 * cfg.c (dump_reg_info): Print it.
8358 * regs.h (struct reg_info_t): add freq_calls_crossed.
8359 (REG_FREQ_CALLS_CROSSED): New macro.
8360 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
8361 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
8362 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
8363 regmove_optimize): Update call crossed frequencies.
8364 * local-alloc.c (struct qty): Add freq_calls_crossed.
8365 (alloc_qty): Copute freq_calls_crossed.
8366 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
8367 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
8368 * ra.h (struct allocno): Add freq_calls_crossed.
8370 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8372 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
8373 libgomp when compiling with ftree-parallelize-loops.
8374 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
8376 2008-01-16 Richard Guenther <rguenther@suse.de>
8378 PR tree-optimization/34769
8379 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
8380 * tree.c (int_cst_value): Instead make this function more
8381 permissive in what it accepts as valid input. Document this
8382 function always sign-extends the value.
8384 2008-01-16 Jakub Jelinek <jakub@redhat.com>
8385 Richard Guenther <rguenther@suse.de>
8388 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
8389 (gimple_fold_indirect_ref_rhs): ... this.
8390 (gimple_fold_indirect_ref): New function with foldings
8391 that preserve lvalueness.
8392 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
8393 * tree-flow.h (gimple_fold_indirect_ref): Declare.
8394 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
8395 to fold an INDIRECT_REF, fall back to the old use of
8396 fold_indirect_ref_1.
8398 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8400 * tree-data-ref.c (subscript_dependence_tester_1): Call
8401 free_conflict_function.
8402 (compute_self_dependence): Same.
8404 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8407 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
8408 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
8410 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
8411 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
8412 for DWARF2_UNWIND_INFO targets.
8414 2008-01-16 Richard Guenther <rguenther@suse.de>
8417 * c-typeck.c (common_pointer_type): Do not merge inconsistent
8418 type qualifiers for function types.
8420 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
8422 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
8423 loop_iterator li from previous commit.
8425 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
8427 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
8429 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8431 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
8432 (parallelize_loops): Don't parallelize irreducible components.
8434 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8437 * c-opts (c_common_post_options): Do not enable CPP
8438 flag_pedantic_errors by default.
8440 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
8442 PR rtl-optimization/31944
8443 * cse.c (remove_pseudo_from_table): New function.
8444 (merge_equiv_classes): Use above function to remove pseudo-registers.
8445 (invalidate): Likewise.
8447 2008-01-13 Richard Guenther <rguenther@suse.de>
8450 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
8451 instead of TYPE_MODE to deal with calls from expand_one_error_var.
8453 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
8455 * gcse.c (cprop_jump): Call validate_unshare_change instead of
8456 validate_change to unshare the source of the PC set.
8458 2008-01-12 Jan Hubicka <jh@suse.cz>
8461 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
8462 references above array bounds. This might trigger bounds checks for
8465 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8467 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
8468 new_replaceable_dependencies.
8470 2008-01-12 Doug Kwan <dougkwan@google.com>
8472 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
8473 instead of OPT_Wreturn_type in warning due to ignored return type
8475 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
8476 options included in -Wextra.
8477 * c.opt: New option -Wignored_qualifiers.
8478 * doc/invoke.texi (Warning Options, -Wextra): Add new option
8479 -Wignore_qualifiers.
8480 (-Wignored-qualifiers): Document.
8481 (-Wreturn-type): Remove description of functionality now handled
8482 by -Wignored-qualifiers.
8484 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
8487 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
8488 NOP_EXPR if it is between integral types with the same precision.
8490 2008-01-12 Jan Hubicka <jh@suse.cz>
8493 * invoke.texi (max-inline-recursive-depth): Fix default value.
8495 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
8497 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
8500 2008-01-11 Bob Wilson <bob.wilson@acm.org>
8502 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
8504 2008-01-11 James E. Wilson <wilson@specifix.com>
8507 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
8509 2008-01-11 Anatoly Sokolov <aesok@post.ru>
8511 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
8512 save/restore frame pointer register and don't use 'call-prologues'
8513 optimization in function with "OS_task" attribute.
8515 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
8518 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
8519 when copying to memory.
8521 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
8523 PR rtl-optimization/30905
8524 * cfgcleanup.c: Include dce.h
8525 (crossjumps_occured): New global variable.
8526 (try_crossjump_bb): Exit loop after finding a fallthru edge.
8527 If something changed, set crossjumps_occured to true.
8528 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
8529 Don't add/remove fake edges to exit here...
8530 (cleanup_cfg): ...but do it here, when crossjumping.
8531 Run a fast DCE when successful crossjumps occured in the latest
8532 iteration of try_optimize_cfg.
8534 2008-01-11 Richard Guenther <rguenther@suse.de>
8536 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
8537 (struct vn_unary_op_s): Likewise.
8538 (vn_reference_insert): Free old reference on hash collision.
8540 2008-01-10 Raksit Ashok <raksit@google.com>
8542 PR rtl-optimization/27971
8543 * combine.c (find_split_point): Split PLUS expressions which are
8544 inside a MEM rtx, and whose first operand is complex.
8546 2008-01-10 DJ Delorie <dj@redhat.com>
8548 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
8549 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
8550 (m32c_hard_regno_ok): Call the underlying function.
8552 2008-01-10 Richard Guenther <rguenther@suse.de>
8555 * tree-cfg.c (tree_merge_blocks): Do not go through the
8556 full-blown folding and stmt updating path if we just deal
8557 with virtual operands.
8558 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
8559 test for abnormal SSA_NAMEs.
8561 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
8564 * reload.c (push_reload): Add assertions. All constants from
8565 reg_equiv_constant should have been used for replacing the respective
8567 (find_reloads_address): Invoke find_reloads_address_part for
8568 constant taken from the reg_equiv_constant array.
8570 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
8572 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
8573 field (valnum) the first in the struct. Replace bools with
8576 2008-01-10 Richard Guenther <rguenther@suse.de>
8578 PR tree-optimization/34651
8579 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
8580 types and ordering for masking and converting.
8582 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
8584 PR tree-optimization/34017
8585 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
8586 also for PHI_NODE expressions.
8588 2008-01-09 Jan Hubicka <jh@suse.cz>
8590 PR tree-optimization/34708
8591 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
8592 based on number of case labels.
8593 (init_inline_once): Remove switch_cost.
8594 * tree-inline.h (eni_weights_d): Remove switch_cost.
8596 2008-01-09 Richard Guenther <rguenther@suse.de>
8597 Andrew Pinski <andrew_pinski@playstation.sony.com>
8600 * gimplify.c (gimplify_cond_expr): Do not create an addressable
8601 temporary if an rvalue is ok or an lvalue is not required.
8603 2008-01-09 Richard Guenther <rguenther@suse.de>
8606 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
8609 2008-01-09 Richard Guenther <rguenther@suse.de>
8612 * tree.c (host_integerp): Check for sizetype only if the
8613 type is an integer type.
8615 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
8618 * opts.c (decode_options): Disable inlining of functions called
8619 once if not in unit-at-a-time mode.
8621 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
8623 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
8625 2008-01-08 Richard Guenther <rguenther@suse.de>
8628 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
8629 out early if the result will be unused.
8631 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8636 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8637 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8640 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
8642 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
8643 for vectorization tuned.
8645 2008-01-08 Richard Guenther <rguenther@suse.de>
8647 PR tree-optimization/34683
8648 * tree-ssa-operands.c (operand_build_cmp): Export.
8649 * tree-ssa-operands.h (operand_build_cmp): Declare.
8650 * tree-vn.c (vuses_compare): Remove.
8651 (sort_vuses): Use operand_build_cmp.
8652 (sort_vuses_heap): Likewise.
8653 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
8654 to re-use old VEC if available. Do not sort already sorted VUSEs.
8655 (vdefs_to_vec): Do not sort already sorted VDEFs.
8657 2008-01-08 Jakub Jelinek <jakub@redhat.com>
8660 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
8662 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8665 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
8666 limitations of reciprocal sequences on x86 targets.
8668 2008-01-08 Richard Guenther <rguenther@suse.de>
8670 PR tree-optimization/34683
8671 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
8673 2008-01-07 Jakub Jelinek <jakub@redhat.com>
8676 * config/darwin.c (darwin_mergeable_string_section): Don't use
8677 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
8679 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
8682 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
8683 negxf2. Macroize expander using X87MODEF mode iterator. Change
8684 predicates of op0 and op1 to register_operand.
8685 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
8686 expander using X87MODEF mode iterator. Change predicates of
8687 op0 and op1 to register_operand.
8688 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
8689 corresponding patterns and macroize using MODEF macro. Change
8690 predicates of op0 and op1 to register_operand and remove
8691 "m" constraint. Disparage "r" alternative with "!".
8692 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
8693 macroize using X87MODEF macro. Change predicates of op0 and op1
8694 to register_operand and remove "m" constraint. Disparage "r"
8695 alternative with "!".
8696 (absneg splitter with memory operands): Remove.
8697 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
8698 patterns and macroize using X87MODEF mode iterator.
8699 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
8700 Change predicate of op1 to register_operand.
8701 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
8702 for memory operands.
8704 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
8706 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
8708 2008-01-07 Richard Guenther <rguenther@suse.de>
8710 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
8713 2008-01-07 Richard Guenther <rguenther@suse.de>
8715 PR tree-optimization/34683
8716 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
8717 VOPs of the needed size to save memory. Use VEC_quick_push
8718 to save compile-time.
8719 (vdefs_to_vec): Likewise.
8721 2008-01-07 Sa Liu <saliu@de.ibm.com>
8723 * config/spu/spu.md (divdf3): Genetate inline code for double
8724 division. The implementation doesn't handle INF or NAN, therefore it
8725 only applies when -ffinite-math-only is given.
8727 2008-01-06 Paolo Carlini <pcarlini@suse.de>
8730 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
8731 * doc/cpp.texi ([Common Predefined Macros]): Document.
8733 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
8735 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
8736 order to use commutative addition instead of subtraction.
8738 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8739 Mircea Namolaru <namolaru@il.ibm.com>
8740 Vladimir Yanovsky <yanov@il.ibm.com>
8741 Revital Eres <eres@il.ibm.com>
8743 PR tree-optimization/34263
8744 * tree-outof-ssa.c (process_single_block_loop_latch,
8745 contains_tree_r): New functions.
8746 (analyze_edges_for_bb): Call process_single_block_loop_latch
8747 function to empty single-basic-block latch block if possible.
8749 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8751 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8753 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
8755 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8757 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
8759 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8761 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
8763 2008-01-05 Jakub Jelinek <jakub@redhat.com>
8765 PR tree-optimization/34618
8766 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
8769 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8772 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
8773 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
8774 Update copyright year.
8776 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
8777 Update copyright year.
8778 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
8781 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
8783 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
8784 edge does not point to current bb before changing need_assert.
8786 2008-01-04 Richard Guenther <rguenther@suse.de>
8789 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
8790 for verifying purposes if they are is_gimple_min_invariant.
8792 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
8794 PR tree-optimization/34448
8795 PR tree-optimization/34465
8796 * gimplify.c (gimplify_init_constructor): Add new parameter
8797 notify_temp_creation. Use it.
8798 (gimplify_modify_expr_rhs): Take volatiles into account when
8799 optimizing constructors.
8800 Do not optimize constructors if gimplify_init_constructor will dump to
8802 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
8803 * gcc.c-torture/compile/pr34448.c: New.
8805 2008-01-04 Jakub Jelinek <jakub@redhat.com>
8807 PR gcov-profile/34609
8808 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
8809 return_slot if result is TREE_ADDRESSABLE.
8811 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
8813 * config/mips/mips.md (sqrt_condition): Tweak comment.
8814 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
8816 2008-01-03 Tom Tromey <tromey@redhat.com>
8819 * c-common.c (c_type_hash): Handle VLAs.
8821 2008-01-03 Jan Hubicka <jh@suse.cz>
8823 PR tree-optimization/31081
8824 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
8825 0 when inlining and not inlining to first basic block.
8826 (remap_decl): When var is initialized to 0, don't set default_def.
8827 (expand_call_inline): Set entry_bb.
8828 * tree-inline.h (copy_body_data): Add entry_bb.
8830 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8833 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
8836 PR tree-optimization/29484
8837 * tree-inline.c (inline_forbidden_p_2): New function.
8838 (inline_forbidden_p): Disallow inlining if some static var
8839 has an address of a local LABEL_DECL in its initializer.
8840 * doc/extend.texi (Labels as Values): Document &&foo behaviour
8843 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
8845 PR tree-optimization/34635
8846 * tree-data-ref.c (add_other_self_distances): Make sure that the
8847 evolution step is constant.
8849 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8852 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
8854 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
8856 * tree-sra.c (scalarize_init): Insert the generate_element_init
8857 statements after the generate_element_zero statements.
8859 2008-01-02 Richard Guenther <rguenther@suse.de>
8863 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
8864 for very large number of operands instead of ICEing.
8866 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
8869 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
8870 while stack probing.
8872 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
8874 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
8877 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
8880 * tree-mudflap.c (mx_register_decls): Guard warning by
8881 !DECL_ARTIFICIAL check.
8883 2008-01-01 Jakub Jelinek <jakub@redhat.com>
8885 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
8886 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
8887 sse5_perm<mode>): Fix constraints.