1 2008-05-08 Sa Liu <saliu@de.ibm.com>
3 * config/spu/spu.md: Fixed subti3 pattern.
4 * testsuite/gcc.target/spu/subti3.c: New.
6 2008-05-08 Richard Guenther <rguenther@suse.de>
9 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
10 sure to create a representative for trailing arrays for PTA.
12 2008-05-08 Richard Guenther <rguenther@suse.de>
15 * fold-const.c (operand_equal_p): Two objects which types
16 differ in pointerness are not equal.
18 2008-05-08 Kai Tietz <kai,tietz@onevision.com>
20 * calls.c (compute_argument_block_size): Add argument tree fndecl.
21 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
22 (emit_library_call_value_1): Add new variable fndecl initialized by
23 NULL_TREE. It should be the decl type of orgfun, but this information
24 seems not to be available here, so it uses the default calling abi.
25 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
26 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
27 by TARGET_RETURN_IN_MEMORY.
28 * config/i386/i386-interix.h: Likewise.
29 * config/i386/i386.h: Likewise.
30 * config/i386/i386elf.h: Likewise.
31 * config/i386/ptx4-i.h: Likewise.
32 * config/i386/sol2-10.h: Likewise.
33 * config/i386/sysv4.h: Likewise.
34 * config/i386/vx-common.h: Likewise.
35 * config/cris/cris.h: Removed #if 0 clause.
36 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype
38 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
40 (ix86_sol10_return_in_memory): Likewise.
41 (ix86_i386elf_return_in_memory): New.
42 (ix86_i386interix_return_in_memory): New.
43 * config/mt/mt-protos.h (mt_return_in_memory): New.
44 * config/mt/mt.c: Likewise.
45 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
46 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
47 * config/bfin/bfin.h: Likewise.
48 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
50 * config/bfin/bfin.c: Likewise.
51 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
52 * config/alpha/unicosmk.h: Likewise.
53 * config/i386/cygming.h: Likewise.
54 * config/iq2000/iq2000.h: Likewise.
55 * config/mips/mips.h: Likewise.
56 * config/mn10300/mn10300.h: Likewise.
57 * config/rs6000/rs6000.h: Likewise.
58 * config/score/score.h: Likewise.
59 * config/spu/spu.h: Likewise.
60 * config/v850/v850.h: Likewise.
61 * defaults.h: Likewise.
62 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
63 * expr.c (emit_block_move): Adjust use of OUTGOING_REG_PARM_STACK_SPACE.
64 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
65 OUTGOING_REG_PARM_STACK_SPACE.
66 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
68 2008-05-08 Jakub Jelinek <jakub@redhat.com>
70 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
71 on OMP_RETURN for OMP_FOR.
74 * dwarf2out.c (dw_expand_expr, common_check): Removed.
75 (fortran_common): New function.
76 (gen_variable_die): Call fortran_common instead of common_check,
77 adjust for it returning tree instead of rtx. Formatting.
79 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
83 * see.c (see_copy_insn): Copy new pure const attributes for new
85 * c-decl.c (merge_decls): Ditto.
86 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
87 to RTL_CONST_OR_PURE_CALL_P.
88 * tree.c (define_local_buitin): Rename DECL_IS_PURE to
89 DECL_PURE_P. Initialized DECL_LOOPING_CONST_PURE.
90 (process_call_operands): Set tree_side_effects properly.
91 * tree.h (TREE_READONLY_DECL_P): Removed.
92 (DECL_IS_PURE): Renamed to DECL_PURE_P.
93 (DECL_LOOPING_OR_CONST_P): New macro.
94 (struct tree_function_decl): Added looping_const_or_pure_p.
96 (ECF_LOOPING_OR_CONST_P): New macro,
97 * rtlanal.c (pure_const_p): Removed.
98 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
99 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
101 * ipa-pure-const.c (pure_const_state_e): Added looping field.
102 (check_decl, check_tree, check_call, scan_function): Initialize
104 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
105 (static_execute): Set looping true for recursive functions.
106 Undo setting state to IPA_NEITHER for recursive functions.
108 * ifcvt.c (noce_can_store_speculate_p): Changed
109 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
110 RTL_CONST_OR_PURE_CALL_P.
111 * dse.c (scan_insn): Ditto.
112 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
113 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
114 RTL_CONST_OR_PURE_CALL_P.
115 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
116 pure_call_p to RTL_CONST_CALL_P.
117 * gimplify.c (gimplify_call_expr): Clear side effects for
118 non-looping pure and constant calls.
119 * calls.c (emit_call_1): Set rtl flags from ecf flags.
120 (flags_from_decl_or_type): Set ecf flags from decl flags.
121 (initialize_argument_information): Turn off
122 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
123 Change const to pure if callee_copies is true rather than just
125 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
126 way of marking pure calls.
127 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
128 Remove hack that was supposed to fix pr7335 and remove old
129 way of marking pure calls.
130 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
131 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
132 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
133 RTL_CONST_OR_PURE_CALL_P.
134 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
135 * loop-invariant.c (find_exits, find_invariant_bb): Changed
136 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
137 * sched-deps.c (schedule_analyze): Ditto.
138 * rtl.h (struct rtx_def): Use call field, unchanging field, and
139 return_val field of calls to represent pure and const function
141 (CONST_OR_PURE_CALL_P): Deleted macro.
142 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
143 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
144 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
146 * tree-optimize.c (execute_fixup_cfg): Added test for
147 ECF_LOOPING_CONST_OR_PURE.
148 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
150 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
151 effects for looping pure or const calls.
152 (verify_gimple_expr): Added verification code.
153 * config/alpha/alpha.c (alpha_legitimize_address,
154 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
156 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
157 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
158 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
159 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
160 RTL_CONST_OR_PURE_CALL_P.
161 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
162 and const calls to be deleted.
165 2008-05-08 Uros Bizjak <ubizjak@gmail.com>
168 * config/i386/mmx.md (mmx_subv2sf3): New expander.
169 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
170 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
171 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
172 to handle nonimmediate operands.
173 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
174 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
175 to handle nonimmediate operands.
176 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
177 (mmx_pmulhrwv4hi3): New expander. Use
178 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
179 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
180 (sse2_umulv1siv1di3): New expander. Use
181 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
182 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
183 (mmx_eq<mode>3): New expander. Use
184 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
185 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
186 (mmx_uavgv8qi3): New expander. Use
187 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
188 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
189 (mmx_uavgv4hi3): New expander. Use
190 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
193 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
194 to handle nonimmediate operands.
195 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
196 to handle nonimmediate operands.
197 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
198 to handle nonimmediate operands.
199 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
200 to handle nonimmediate operands.
201 (sse2_unpckhpd_exp): New expander. Use
202 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
203 (sse2_unpcklpd_exp): New expander. Use
204 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
205 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
206 to handle nonimmediate operands.
207 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
208 to handle nonimmediate operands.
209 (*sse2_<plusminus_insn><mode>3): Rename from
210 sse2_<plusminus_insn><mode>3 insn pattern.
211 (sse2_<plusminus_insn><mode>3): New expander. Use
212 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
213 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
214 (sse2_umulv2siv2di3): New expander. Use
215 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
216 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
217 (sse4_1_mulv2siv2di3): New expander. Use
218 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
219 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
220 (sse2_pmaddwd): New expander. Use
221 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
222 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
223 (sse2_eq<mode>3): New expander. Use
224 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
225 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
226 (sse4_1_eqv2di3): New expander. Use
227 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
228 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
229 (sse2_uavgv16qi3): New expander. Use
230 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
231 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
232 (sse2_uavgv16qi3): New expander. Use
233 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
234 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
235 (sse2_uavgv8hi3): New expander. Use
236 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
237 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
238 (ssse3_pmulhrswv8hi3): New expander. Use
239 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
240 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
241 (ssse3_pmulhrswv4hi3): New expander. Use
242 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
244 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
245 (<sse>_vmmul<mode>3): Ditto.
246 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
248 (ssse3_pmaddubsw128): Use register_operand for operand 1.
249 (ssse3_pmaddubsw): Ditto.
251 * config/i386/i386.c (struct_builtin_description)
252 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
253 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
254 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
255 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
256 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
257 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
258 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
259 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
260 (ix86_fixup_binary_operands): Assert that src1
261 and src2 must have the same mode when swapped.
262 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
263 and ix86_binary_operator_ok. Do not force operands in registers
266 2008-05-07 Jan Hubicka <jh@suse.cz>
268 * cgraph.c (dump_cgraph_node): Update.
269 * cgraph.h (cgraph_local_info): Break out inline summary.
270 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
272 * ipa-inline (inline_summary): New accestor function.
273 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
274 cgraph_decide_inlining, compute_inline_parameters): Update.
275 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
277 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
279 Cleanup ColdFire scheduling support and add V4 pipeline model.
281 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
282 (define_attr cpu): Add cfv4 value.
283 (define_attr type, define_attr type1): Merge into a single 'type'
284 attribute. Update all uses.
285 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
286 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
288 (define_attr opx_mem, define_attr opy_mem): Remove.
289 (define_attr op_mem): Clean up, update comment.
290 (define_attr size): Use specific values instead of general int.
291 (define_attr guess, define_attr split): Remove. Update all uses.
292 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
293 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
294 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
295 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
296 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
297 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
298 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
299 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
300 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
301 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
302 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
303 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
304 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
305 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
306 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
307 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
308 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
309 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
310 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
311 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
312 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
313 Update or set attributes.
314 (stack_tie): New fake instruction.
316 * config/m68k/m68k.h (TUNE_CFV4): New macro.
317 (m68k_sched_attr_size): Update declaration.
318 (m68k_sched_attr_type2): Remove.
319 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
320 Declare new bypass predicates.
322 * config/m68k/m68k.c (m68k_sched_issue_rate,
323 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
325 (TARGET_SCHED_ISSUE_RATE,
326 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
327 (override_options): Handle scheduling for ColdFire V4 core.
328 (m68k_expand_prologue): Emit stack_tie.
329 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
330 'OP_TYPE_FPN'. Update all uses.
331 (sched_guess_p): Remove.
332 (sched_address_type): Handle symbolic addresses.
333 (sched_get_operand): New static function.
334 (sched_operand_type): Merge into sched_attr_op_type.
335 (sched_attr_op_type): Handle FP registers, handle quick constants,
337 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
338 (m68k_sched_attr_size): Update. Move logic to ...
339 (sched_get_attr_size_int): New static function.
340 (sched_get_opxy_mem_type): New static function.
341 (m68k_sched_attr_op_mem): Update.
342 (m68k_sched_attr_type2): Remove.
343 (sched_cfv4_bypass_data): New static variable.
344 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
345 (m68k_sched_issue_rate): Implement scheduler hook.
346 (struct _sched_ib: enabled_p): New field.
347 (m68k_sched_variable_issue): Update. Handle V4.
348 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
349 sched_dump_class_func_t, sched_dump_split_class,
350 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
351 sched_dump_dfa_class, m68k_sched_dump): Remove.
352 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
354 (m68k_sched_init_global): Remove statisctics dumping, introduce
355 sanity check that all instructions have pipeline reservations. Handle
357 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
358 Handle ColdFire V4 core.
359 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
360 New static functions.
361 (m68k_sched_address_bypass_p): New bypass predicate.
362 (sched_get_indexed_address_scale): New static function.
363 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
365 * cf.md: Update comments.
366 (define_attr type2): Remove. Use 'type' attribute instead.
368 (cf_ib): Rename to cfv123_ib. Update all uses.
369 (cf_oep): Rename to cfv123_oep. Update all uses.
370 (cf_chr): Rename to cfv123_chr. Update all uses.
371 (cf_mem): Rename to cfv123_mem. Update all uses.
372 (cf_mac): Move to more appropriate place.
373 (cfv123_guess): New automaton and cpu_unit.
374 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
375 Update uses of 'size' attribute. Handle before reload scheduling.
376 (cfv123_guess): New dummy reservation for unhandled instructions.
377 (cfv4_*): Pipeline description of ColdFire V4 core.
378 (ignore): New reservation to handle 'ignore' type.
380 2008-05-07 Ian Lance Taylor <iant@google.com>
383 * gimplify.c (find_single_pointer_decl_1): Don't look through
385 (find_single_pointer_decl): Adjust comments.
387 2008-05-07 Jakub Jelinek <jakub@redhat.com>
390 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
391 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
394 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
395 integral type rather than floating point, then VIEW_CONVERT_EXPR
396 to the floating point type.
398 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
400 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
401 TFmode op0 to register.
403 2008-05-07 Alan Modra <amodra@bigpond.net.au>
405 * c-decl.c (grokdeclarator): Comment typo.
407 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
409 * tree-flow.h: Remove prototype for computed_goto_p.
410 * tree-cfg.c (computed_goto_p): Make static.
412 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
415 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
416 (contains_aligned_value_p): This. Handle _Decimal128.
417 (ix86_function_arg_boundary): Only align _Decimal128 to its
418 natural boundary and handle it properly.
420 2008-05-06 Martin Jambor <mjambor@suse.cz>
422 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
423 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
424 (ipcp_method_set_orig_node): Removed.
425 (ipcp_cval_get_cvalue_type): Removed.
426 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
427 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
428 (ipcp_cval_set_cvalue_type): Removed.
429 (ipcp_cval_get_cvalue): Removed.
430 (ipcp_cval_set_cvalue): Removed.
431 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
432 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
433 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
434 (ipcp_cval_meet): Renamed to ipa_lattice_meet
435 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
436 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
437 (ipcp_get_ith_lattice): Changed parameters.
438 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
439 (ipcp_lattice_from_jfunc): Changed parameters.
440 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
441 (ipcp_method_cval_print): Added temporary variable info.
442 (ipcp_redirect): Removed already unused local variable caller.
443 (ipcp_redirect): New temporary variable orig_callee_info
444 (ipcp_redirect): Removed newly unused local variable callee.
445 (ipcp_redirect): Removed (a bit confusing) local variable type.
446 (ipcp_insert_stage): Added local variable info.
447 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
449 (ipcp_formal_create): Removed.
450 (ipcp_method_cval_set): Removed.
451 (ipcp_propagate_stage): Renamed lattice variables.
452 (ipcp_method_cval_set_cvalue_type): Removed.
453 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
454 (ipcp_print_all_lattices): Changed printed strings to refer to
455 lattices rather than cvals.
456 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
457 (ipcp_propagate_const): Changed formal parameters.
458 (build_const_val): Changed formal parameters.
459 (ipcp_insert_stage): Removed useless variable cvalue
460 (build_const_val): Changed formal parameters.
461 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
462 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
463 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
464 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
465 (ipcp_print_func_profile_counts): Changed string from "method" to
467 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
468 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
469 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
470 (ipcp_structures_print): Renamed to ipcp_print_all_structures
471 (ipcp_profile_print): Renamed to ipcp_print_profile_data
472 (ipcp_lat_is_const): Changed parameters and made inline.
473 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
474 (ipcp_redirect): Renamed to ipcp_need_redirect_p
475 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
476 the predicate condition directly
477 (ipcp_propagate_stage): Added local variable args. Removed local
478 variable callee. (Both are mere code simplifications.)
479 (ipcp_method_dont_insert_const): Renamed to
480 ipcp_node_not_modifiable_p.
481 (ipcp_node_not_modifiable_p): Made inline.
482 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
483 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
484 (ipcp_print_all_lattices): Removed variable cvalue
485 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
488 2008-05-06 Olivier Hainque <hainque@adacore.com>
490 * tree-sra.c (try_instantiate_multiple_fields): Early return
491 if field has POINTER_TYPE.
493 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
495 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
496 by using 'q' specifier for instruction.
497 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
499 2008-05-06 Anatoly Sokolov <aesok@post.ru>
501 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
502 Change mode of zero_extract from QImode to HImode.
503 (sign bit tests peepholes): (Ditto.).
505 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
507 * config/i386/mmx.md: Remove double backslashes from asm templates.
508 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
509 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
510 to handle nonimmediate operands.
511 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
512 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
513 to handle nonimmediate operands.
514 (*mmx_<code>v2sf3_finite): New insn pattern.
515 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
516 (mmx_<code>v2sf3): New expander. Use
517 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
518 (mmx_<plusminus_insn><mode>3): New expander. Use
519 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
520 (*mmx_<plusminus_insn><mode>3): New insn pattern.
521 (mmx_add<mode>3): Removed.
522 (mmx_ssadd<mode>3): Ditto.
523 (mmx_usadd<mode>3): Ditto.
524 (mmx_sub<mode>3): Ditto.
525 (mmx_sssub<mode>3): Ditto.
526 (mmx_ussub<mode>3): Ditto.
527 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
528 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
529 to handle nonimmediate operands.
530 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
532 (mmx_smulv4hi3_highpart): New expander. Use
533 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
534 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
536 (mmx_umulv4hi3_highpart): New expander. Use
537 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
538 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
539 (mmx_<code>v4hi3): New expander. Use
540 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
541 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
542 (mmx_<code>v8qi3): New expander. Use
543 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
544 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
545 (mmx_<code><mode>3): New expander. Use
546 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
548 2008-05-05 Jan Hubicka <jh@suse.cz>
550 PR tree-optimization/36118
551 * passes.c (pass_init_dump_file): Fix dump header.
553 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
556 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
557 VCE for function decls.
559 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
561 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
563 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
565 * config/i386/i386.md (sat_plusminus): New.
566 (plusminus_insn): Likewise.
567 (plusminus_mnemonic): Likewise.
569 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
570 (*<addsub><mode>3_cc_overflow): Renamed to ...
571 (*<plusminus_insn><mode>3_cc_overflow): This.
572 (*<addsub>si3_zext_cc_overflow): Renamed to ...
573 (*<plusminus_insn>si3_zext_cc_overflow): This.
575 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
576 (<plusminus_insn><mode>3): This.
577 (*<addsub><mode>3): Renamed to ...
578 (*<plusminus_insn><mode>3): This.
579 (<sse>_vm<addsub><mode>3): Renamed to ...
580 (<sse>_vm<plusminus_insn><mode>3): This.
581 (sse3_h<addsub>v4sf3): Renamed to ...
582 (sse3_h<plusminus_insn>v4sf3): This.
583 (sse3_h<addsub>v2df3): Renamed to ...
584 (sse3_h<plusminus_insn>v2df3): This.
585 (<plusminus_insn><mode>3): New.
586 (*<plusminus_insn><mode>3): Likewise.
587 (sse2_<plusminus_insn><mode>3): Likewise.
588 (add<mode>): Removed.
589 (*add<mode>3): Likewise.
590 (sse2_ssadd<mode>3): Likewise.
591 (sse2_usadd<mode>3): Likewise.
592 (sub<mode>3): Likewise.
593 (*sub<mode>3): Likewise.
594 (sse2_sssub<mode>3): Likewise.
595 (sse2_ussub<mode>3): Likewise.
597 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
599 * gthr-single.h: Add in required interface elements as per gthr.h.
600 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
601 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
602 Generalize UNUSED macro.
603 (__gthread_once): Add.
604 (__gthread_key_create): Add.
605 (__gthread_key_delete): Add.
606 (__gthread_getspecific): Add.
607 (__gthread_setspecific): Add.
609 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
611 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
612 the same size types for the indirect reference on the rhs, then
615 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
617 * config/i386/i386.md
618 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
619 one insn template instead of template series.
620 (*xordi_1_rex64): Ditto.
621 (*xordi_2_rex64): Ditto.
623 2008-05-05 Ira Rosen <irar@il.ibm.com>
625 PR tree-optimization/36119
626 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
629 2008-06-04 Jan Hubicka <jh@suse.cz>
631 tree-optimization/36100
632 * tree-pass.h (pass_O0_always_inline): Declare.
633 * ipa-inline.c (inline_transform): Remove dead code.
634 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
635 pass_O0_always_inline): New.
636 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
638 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
640 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
641 mnemonic in this_param move for TARGET_64BIT.
643 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
645 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
646 (*strmovsi_rex_1): Ditto.
647 (*strsetsi_1): Ditto.
648 (*strsetsi_rex_1): Ditto.
650 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
651 adddicc expanders using SWI mode iterator.
653 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
656 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
659 2008-05-04 David S. Miller <davem@davemloft.net>
661 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
662 (sparc*-*-linux*): Use linux.h in tm_file.
663 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
664 compiler defaulting to 32-bit.
665 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
667 * config/sparc/linux.h: Remove definitions now obtained
668 properly from linux.h
669 * config/sparc/linux64.h: Likewise.
670 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
671 don't want this setting for 32-bit builds in a biarch compiler.
672 * doc/install.texi: Add sparc-linux to list of targets
673 supporting --enable-targets=all.
675 2008-05-03 Andrew Pinski <pinskia@gmail.com>
677 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
679 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
681 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
682 after V4SI_FTYPE_V8HI.
683 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
684 case V4SI_FTYPE_V2DF.
686 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
688 * doc/invoke.texi (max-flow-memory-locations): Removed.
689 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
691 2008-05-03 Richard Guenther <rguenther@suse.de>
694 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
696 2008-05-02 David S. Miller <davem@davemloft.net>
698 * config.gcc (need_64bit_hwint): Document libcpp dependency.
700 2008-05-02 Simon Baldwin <simonb@google.com>
703 * c-common.h (warn_array_subscript_range): Removed.
704 * c-common.c (warn_array_subscript_range): Ditto.
705 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
706 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
708 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
710 * config/i386/i386.c (ix86_special_builtin_type): New.
711 (bdesc_special_args): Likewise.
712 (ix86_expand_special_args_builtin): Likewise.
713 (ix86_init_mmx_sse_builtins): Updated.
714 (ix86_expand_builtin): Updated.
715 (ix86_expand_store_builtin): Removed.
716 (ix86_expand_unop_builtin): Likewise.
718 * config/i386/mm3dnow.h (__v2sf): Moved to ...
719 * config/i386/mmintrin.h (__v2sf): Here.
721 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
723 (_mm_loadl_pi): Likewise.
724 (_mm_storeh_pi): Replace __v2si with __v2sf.
725 (_mm_storel_pi): Likewise.
727 * doc/extend.texi: Correct __builtin_ia32_loadhps,
728 __builtin_ia32_loadlps, __builtin_ia32_storehps,
729 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
730 __builtin_ia32_loadlpd.
732 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
734 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
735 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
736 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
737 (ix86_init_mmx_sse_builtins): Updated.
738 (ix86_expand_args_builtin): Likewise.
739 (ix86_expand_builtin): Likewise.
740 (ix86_expand_unop1_builtin): Renamed to ...
741 (ix86_expand_unop_vec_merge_builtin): This.
743 2008-05-01 Jan Hubicka <jh@suse.cz>
746 * ipa-inline.c (inline_generate_summary): Make static.
747 (inline_transform): Do not call inlining at -O0; make static.
748 * passes.c (execute_todo): Add sanity check.
749 (execute_one_ipa_transform_pass): Execute proper flags.
751 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
753 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
754 (DECL_NONADDRESSABLE_P): Likewise.
755 * alias.c (record_component_aliases): Fix comment.
757 2008-05-01 Simon Baldwin <simonb@google.com>
759 * c-common.h (warn_array_subscript_range): New function.
760 * c-common.c (warn_array_subscript_range): Ditto.
761 * tree-vrp.c (check_array_ref): Corrected code to agree with
762 comment, ignoring only arrays of size 0 or size 1.
763 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
765 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
767 * config/i386/i386.c (ix86_builtin_type): Replace
768 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
769 (bdesc_args): Updated.
770 (ix86_init_mmx_sse_builtins): Likewise.
771 (ix86_expand_args_builtin): Likewise.
773 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
776 * doc/extend.texi: Correct __builtin_ia32_palignr.
778 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
781 * config/i386/i386.c (bdesc_crc32): Removed.
782 (ix86_expand_crc32): Likewise.
783 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
784 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
785 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
786 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
787 UINT_FTYPE_UINT_UCHAR.
788 (bdesc_args): Updated. Add crc32 builtins.
789 (ix86_init_mmx_sse_builtins): Updated.
790 (ix86_expand_args_builtin): Updated to support subreg.
792 * doc/extend.texi: Correct __builtin_ia32_crc32di.
794 2008-05-01 Jan Hubicka <jh@suse.cz>
796 * tree-pass.h (opt_pass): Add IPA_PASS.
797 (varpool_node, cgraph_node): Forward declare.
798 (ipa_opt_pass): Define.
799 (pass_ipa_inline): Turn into ipa_opt_pass.
800 (pass_apply_inline): Remove.
801 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
802 (apply_inline): Turn into ....
803 (inline_transform): ... this one.
804 (inline_generate_summary): New function.
805 (pass_apply_inline): Remove.
806 * function.h (ipa_opt_pass): Forward declare structure; typedef;
808 (struct function): Add ipa_transforms_to_apply.
809 * passes.c (register_one_dump_file): Work on IPA_PASS.
810 (init_optimization_passes): Remove pass_inline_parameters and
812 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
813 (execute_one_pass) ... here; apply transforms when possible.
814 (add_ipa_transform_pass, execute_ipa_summary_asses,
815 execute_one_ipa_transform_pass): New.
816 (execute_ipa_pass_list): Update for IPA_PASS type.
818 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
820 * config/i386/i386.c (ix86_builtin_type): Add
821 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
822 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
823 (bdesc_args): Add SSE4a builtins.
824 (ix86_init_mmx_sse_builtins): Updated.
825 (ix86_expand_args_builtin): Likewise.
826 (ix86_expand_builtin): Likewise.
828 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
830 * config/i386/i386.c (ix86_builtin_type): Add
831 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
832 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
833 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
834 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
835 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
836 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
837 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
838 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
839 and DI_FTYPE_DI_DI_INT.
840 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
841 (ix86_init_mmx_sse_builtins): Updated.
842 (ix86_expand_args_builtin): Likewise.
843 (ix86_expand_builtin): Likewise.
844 (ix86_expand_binop_imm_builtin): Removed.
846 * doc/extend.texi: Correct __builtin_ia32_palignr128.
848 2008-04-30 Richard Guenther <rguenther@suse.de>
850 PR tree-optimization/32921
851 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
853 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
855 * config/arm/arm.c (arm_unwind_emit): Use
856 crtl->all_throwers_are_sibcalls instead of
857 cfun->all_throwers_are_sibcalls.
858 (arm_output_fn_unwind): Likewise.
859 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
860 instead of cfun->uses_pic_offset_table.
861 (frv_expand_prologue): Likewise.
862 (frv_frame_pointer_required): Likewise.
863 (frv_expand_fdpic_call): Likewise.
864 (frv_emit_movsi): Likewise.
865 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
866 cfun->returns_pcc_struct instead of
867 current_function_returns_pcc_struct.
868 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
869 instead of cfun->calls_eh_return.
870 (m32c_pushm_popm): Likewise.
871 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
872 "extern" declaration.
874 2008-04-30 Richard Guenther <rguenther@suse.de>
876 PR tree-optimization/21636
877 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
879 (evaluate_stmt): Print the likely value.
880 (ccp_visit_stmt): Avoid excessive vertical spacing.
882 2008-04-30 Rafael Espindola <espindola@google.com>
884 * builtins.c (fold_call_expr): Return realret.
885 * tree-ssa-threadedge.c
886 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
887 __builtin_object_size.
889 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
891 * gcc.c (wrapper_string): New variable.
892 (insert_wrapper): New function.
893 (execute): New option -wrapper.
894 * doc/invoke.texi (Overall Options): New driver option -wrapper.
896 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
898 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
899 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
900 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
902 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
903 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
904 config/rs6000/e500crtres64gprctr.asm,
905 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
906 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
907 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
908 config/rs6000/e500crtsav64gprctr.asm,
909 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
910 config/rs6000/e500crtsavg64gprctr.asm: New files.
911 * config/rs6000/t-ppccomm: Add build rules for new files.
912 (LIB2FUNCS_STATIC_EXTRA): Add new files.
913 * config/rs6000/t-netbsd: Add build rules for new files.
914 (LIB2FUNCS_STATIC_EXTRA): New variable.
915 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
916 (CRTSAVRES_DEFAULT_SPEC): Likewise.
917 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
919 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
921 * config/i386/i386.c (ix86_builtin_type): Add
922 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
923 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
924 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
925 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
926 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
927 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
928 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
929 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
930 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
931 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
932 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
933 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
934 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
935 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
936 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
937 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
938 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
939 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
940 V1DI_FTYPE_V2SI_V2SI.
941 (bdesc_2arg): Moved to ...
943 (ix86_init_mmx_sse_builtins): Updated.
944 (ix86_expand_args_builtin): Updated. Take a pointer
945 to const struct builtin_description. Handle comparison
947 (ix86_expand_sse_compare): Take a new argument for swapping operands.
948 (ix86_expand_builtin): Updated.
950 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
951 (ssse3_pmaddubsw128): This.
952 (ssse3_pmaddubswv4hi3): Renamed to ...
953 (ssse3_pmaddubsw): This.
955 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
956 (__builtin_ia32_packssdw128): Likewise.
957 (__builtin_ia32_packuswb128): Likewise.
958 (__builtin_ia32_pmaddubsw): Likewise.
959 (__builtin_ia32_pmaddubsw128): Likewise.
961 2008-04-30 Richard Guenther <rguenther@suse.de>
963 PR tree-optimization/14847
964 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
965 (recognize_bits_test): Use it.
966 (recognize_single_bit_test): Likewise.
968 2008-04-30 Martin Jambor <mjambor@suse.cz>
970 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
971 instead of setting number of formal parameters to zero.
972 (ipcp_init_stage): Do not set the number of actual parameters to zero
974 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
975 which are called with variable number of arguments.
976 (ipcp_insert_stage): Explicitely skipping all nodes which are
977 called with variable number of arguments.
978 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
979 number of parameters.
981 * ipa-prop.h (struct ipa_node_params): Added flag
982 called_with_var_arguments
983 (ipa_set_param_count): Added. Changed sole setter to use it.
984 (ipa_get_param_count): Added. All readers of param_count
985 converted to use it instead.
986 (ipa_set_called_with_variable_arg): Added.
987 (ipa_is_called_with_var_arguments): Added.
988 (ipa_get_ith_param): Added. All readers of param_decls converted
990 (ipa_set_cs_argument_count): Added, sole writer to argument_count
992 (ipa_get_cs_argument_count): Added, all readers of argument_count
994 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
997 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
998 (struct ipcp_lattice): Renamed cval_type to type
999 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1001 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1002 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1003 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1004 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1005 (build_const_val): Changed the type of parameter cvalue to tree
1006 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1007 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1009 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1012 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1013 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1014 (ipa_add_method): Renamed to ipa_push_func_to_list
1015 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1016 (ipa_callsite_param_count): Removed.
1017 (ipa_callsite_param_count_set): Removed.
1018 (ipa_callsite_param): Removed.
1019 (ipa_callsite_callee): Removed.
1020 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1021 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1022 (ipa_method_formal_count): Removed.
1023 (ipa_method_formal_count_set): Removed.
1024 (ipa_method_get_tree): Removed.
1025 (ipa_method_tree_map_create): Removed.
1026 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1027 (ipa_create_param_decls_array): Creates the array itself
1028 (ipa_create_param_decls_array): Temporary variable info instead of
1030 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1031 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1032 (get_type): Removed.
1033 (ipa_jf_get_info_type): Removed.
1034 (ipa_node_create): Renamed to ipa_create_node_params
1035 (ipa_free): Renamed to ipa_free_all_node_params
1036 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1037 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1038 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1039 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1040 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1041 ipa_free_all_edge_args
1042 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1043 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1044 (ipa_create_methodlist_node): Removed.
1045 (ipa_methodlist_method): Removed.
1046 (ipa_methodlist_method_set): Removed.
1047 (ipa_methodlist_next_method): Removed.
1048 (ipa_methodlist_next_method_set): Removed.
1049 (ipa_method_is_modified): Removed.
1050 (ipa_method_modify_create): Removed.
1051 (ipa_method_modify_init): Temporary variable info instead of a few
1053 (ipa_detect_param_modifications): Temporary variable info instead of
1055 (ipa_compute_jump_functions): Temporary variable info instead of
1057 (ipa_method_modify_set): Removed.
1058 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1059 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1060 than craph_node as the first parameter.
1061 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1062 (ipa_method_modify_init): Removed.
1063 (ipa_compute_jump_functions): Added a temp variable instead of
1064 repeatadly dereferencing the cgraph_edge.aux pointer
1065 (ipa_callsite_param_set_type): Removed.
1066 (ipa_compute_jump_functions): i renamed to index and moved to
1068 (ipa_callsite_param_set_info_type_formal): Removed.
1069 (ipa_callsite_param_set_info_type): Removed.
1070 (ipa_callsite_param_map_create): Removed.
1071 (ipa_callsite_tree): Removed.
1072 (ipa_callsite_caller): Removed.
1073 (ipa_pop_func_from_list): return_method removed to return_func
1075 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1076 prefixed all values with IPA_. Changed all users.
1077 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1078 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1079 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1080 (union parameter_info): Renamed to jump_func_value.
1081 (union jump_func_value): Renamed value to constant
1082 (struct ipa_jump_func): Renamed info_type to value
1083 (struct ipa_node): Renamed to ipa_node_params
1084 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1085 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1086 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1087 (struct ipa_edge): Renamed to ipa_edge_args
1088 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1089 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1090 (struct ipa_methodlist): Renamed to ipa_func_list
1091 (struct ipa_func_list): method_p renamed to node, next_method
1093 (ipa_methodlist_p): Removed, switched all users to struct pointer
1094 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1096 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1098 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1099 (rs6000_emit_epilogue): Use backchain to restore only when we
1100 have a large frame. Make use of frame pointer to restore if we
1101 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1103 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1105 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1106 Add mode to zero_extract.
1107 (sign bit tests peepholes): (Ditto.).
1109 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1111 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1112 Instructions in comments with SSE3.
1113 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1114 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1115 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1116 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
1117 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
1118 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
1119 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
1120 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
1121 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
1122 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
1123 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
1124 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
1125 (bdesc_sse_args): Renamed to ...
1126 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
1127 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
1128 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
1130 (bdesc_1arg): Moved to ...
1132 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
1133 Instructions in comments with SSE3.
1134 (ix86_expand_sse_operands_builtin): Renamed to ...
1135 (ix86_expand_args_builtin): This. Updated.
1136 (ix86_expand_unop1_builtin): Update comments.
1137 (ix86_expand_builtin): Updated.
1139 2008-04-29 Richard Guenther <rguenther@suse.de>
1141 PR tree-optimization/36078
1142 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1143 Update virtual SSA form after cleaning up the CFG.
1145 2008-04-29 Richard Guenther <rguenther@suse.de>
1148 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
1150 2008-04-29 Richard Guenther <rguenther@suse.de>
1152 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
1153 (compute_may_aliases): Do not call finalize_ref_all_pointers.
1154 (compute_flow_insensitive_aliasing): Do not treat
1155 PTR_IS_REF_ALL pointers special.
1156 (get_smt_for): Likewise.
1157 (may_alias_p): Re-structure.
1158 (is_escape_site): A ref-all pointer conversion is not an escape site.
1159 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
1160 PTR_IS_REF_ALL pointers special.
1161 * tree-ssa-structalias.h (struct alias_info): Remove
1162 ref_all_symbol_mem_tag field.
1163 (PTR_IS_REF_ALL): Remove.
1165 2008-04-29 Richard Guenther <rguenther@suse.de>
1168 * fold-const.c (extract_muldiv_1): In combining division constants
1169 make sure to never overflow.
1171 2008-04-29 Nick Clifton <nickc@redhat.com>
1173 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
1175 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1178 * optc-gen.awk: Work around HP-UX/IA awk bug.
1180 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
1182 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
1185 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1188 * config/i386/i386.md
1189 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
1190 Change operand 1 predicate to nonimmediate_operand.
1192 2008-04-28 Jakub Jelinek <jakub@redhat.com>
1195 * dwarf2out.c (struct die_struct): Mark as chain_circular through
1197 * gengtype.c (walk_type, write_func_for_structure): Handle
1199 * doc/gty.texi: Document chain_circular.
1201 2008-04-28 Richard Guenther <rguenther@suse.de>
1203 PR tree-optimization/36066
1204 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
1207 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1210 * config/i386/i386.md
1211 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
1212 Use match_scratch instead of match_operand for operands 3 and 4.
1214 2008-04-27 Richard Guenther <rguenther@suse.de>
1216 PR tree-optimization/18754
1217 PR tree-optimization/34223
1218 * tree-pass.h (pass_complete_unrolli): Declare.
1219 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
1220 loop size before and after unconditionally of UL_NO_GROWTH in effect.
1221 Rewrite loop into loop closed SSA form if it is not already.
1222 (tree_unroll_loops_completely): Re-structure to iterate over
1223 innermost loops with intermediate CFG cleanups.
1224 Unroll outermost loops only if requested or the code does not grow
1226 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
1227 loops are available.
1228 (tree_vectorize): Instead do so here.
1229 (tree_complete_unroll): Also unroll outermost loops.
1230 (tree_complete_unroll_inner): New function.
1231 (gate_tree_complete_unroll_inner): Likewise.
1232 (pass_complete_unrolli): New pass.
1233 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
1234 uses outside of the loop.
1235 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
1236 form if it is available.
1237 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
1238 * passes.c (init_optimization_passes): Schedule complete inner
1239 loop unrolling pass before the first CCP pass after final inlining.
1241 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
1243 * targhooks.h (default_emutls_var_fields,
1244 default_emutls_var_init): Declare.
1245 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
1246 * target.h (struct gcc_target): Add struct emutls member.
1247 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
1248 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
1249 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
1250 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
1251 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
1252 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
1253 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
1254 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
1255 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
1256 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
1257 emit debug information.
1258 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
1259 * varasm.c: Include targhooks.h.
1260 (emutls_object_section, emutls_tmpl_section): New.
1261 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
1262 (EMUTLS_SEPARATOR): New.
1264 (get_emutls_object_name): New.
1265 (default_emutls_var_fields): New, broken out of ...
1266 (get_emutls_object_type): ... here. Adjust to use target hooks.
1267 (get_emutls_init_templ_addr): Adjust to use target hooks.
1268 (emutls_decl): Adjust to use target hooks.
1269 (emutls_finish): Likewise.
1270 (default_emutls_var_init): New, broken out of ...
1271 (assemble_variable): ... here. Adjust to use target hooks.
1272 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
1274 * c-common.c (handle_section_attribute): Prevent overriding
1275 sections for emulated tls with special sections.
1276 * config/i386/i386.c (x86_64_elf_select_section): Add
1277 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
1278 (x86_64_elf_unique_section): Likewise.
1279 * config/vxworks.c: Include tree.h.
1280 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
1281 (vxworks_override_options): Set TLS scheme.
1282 * doc/tm.texi (Emulated TLS): New node.
1284 2008-04-26 Simon Baldwin <simonb@google.com>
1287 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
1288 with propagated string constants.
1290 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
1292 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
1293 constraint for operand 2 when operand 0 is memory operand.
1294 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
1295 operand 0 is memory operand.
1296 (fix_trunc<mode>_i387_with_temp): Ditto.
1297 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
1298 operand 2 when operand 1 is memory operand.
1299 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
1300 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
1301 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
1302 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1303 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
1304 operands 2,3 and 4 when operand 1 is memory operand.
1305 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
1307 (fistdi2_floor_with_temp): Ditto.
1308 (fist<mode>2_floor_with_temp): Ditto.
1309 (fistdi2_ceil_with_temp): Ditto.
1310 (fist<mode>2_ceil_with_temp): Ditto.
1311 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
1313 2008-04-26 David Daney <ddaney@avtrex.com>
1315 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
1317 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
1318 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1319 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1320 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
1321 (compare_and_swap_12): New insn.
1322 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
1323 * config/mips/mips.c (mips_force_binary): New function.
1324 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
1325 (mips_expand_compare_and_swap_12): New function.
1326 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
1328 2008-04-25 Jan Hubicka <jh@suse.cz>
1331 * cfgexpand.c (pass_expand): Turn into RTL pass.
1332 * passes.c (execute_one_pass): Do pass typechecking after execution.
1333 * tree-pass.h (pass_expand): Turn into RTL pass.
1335 * function.h (struct rtl_data): Move here fields
1336 accesses_prior_frames, calls_eh_return, saves_all_registers,
1337 has_nonlocal_goto, has_asm_statement, is_thunk,
1338 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
1339 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
1340 arg_pointer_save_area_init from struct function; turn into bool.
1341 (struct function): Move
1342 calls_eh_return, saves_all_registers, has_nonlocal_goto,
1343 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
1344 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
1345 tail_call_emit, arg_pointer_save_area_init
1346 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
1347 (current_function_returns_struct, current_function_returns_pcc_struct,
1348 current_function_calls_setjmp, current_function_calls_alloca,
1349 current_function_accesses_prior_frames,
1350 current_function_calls_eh_return, current_function_is_thunk,
1351 current_function_stdarg, current_function_profile,
1352 current_function_limit_stack, current_function_uses_pic_offset_table,
1353 current_function_uses_const_pool, current_function_has_nonlocal_label,
1354 current_function_saves_all_registers,
1355 current_function_has_nonlocal_goto,
1356 current_function_has_asm_statement): Remove accesor macros.
1357 * ra-conflict.c (global_conflicts): Update.
1358 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
1359 (suitable_for_tail_call_opt_p): Update.
1360 * builtins.c (expand_builtin_return_addr): Update.
1361 (expand_builtin_setjmp_setup): Update.
1362 (expand_builtin_nonlocal_goto): Update.
1363 * final.c (final_start_function): Update.
1364 (profile_function): Update.
1365 (leaf_function_p): Update.
1366 (only_leaf_regs_used): Update.
1367 * df-scan.c (df_get_exit_block_use_set): Update.
1368 * dojump.c (clear_pending_stack_adjust): Update.
1369 * tree-stdarg.c (gate_optimize_stdarg): Update.
1370 * gimple-low.c (lower_function_body): Update.
1371 * global.c (compute_regsets): Update.
1372 (global_alloc): Update.
1373 * dwarf2out.c (dwarf2out_begin_prologue): Update.
1374 * expr.c (expand_assignment): Update.
1375 * dse.c (dse_step0): Update.
1376 (dse_step1): Update.
1377 * c-decl.c (store_parm_decls): Update.
1378 * local-alloc.c (combine_regs): Update.
1379 (find_free_reg): Update.
1380 * function.c (assign_parms_augmented_arg_list): Update.
1381 (assign_parm_find_data_types): Update.
1382 (assign_parms): Update.
1383 (allocate_struct_function): Update.
1384 (expand_function_start): Update.
1385 (expand_function_end): Update.
1386 (get_arg_pointer_save_area): Update.
1387 (thread_prologue_and_epilogue_insns): Update.
1388 (rest_of_match_asm_constraints): Update.
1389 * stor-layout.c (variable_size): Update.
1390 * gcse.c (gcse_main): Update.
1391 (bypass_jumps): Update.
1392 * gimplify.c (gimplify_function_tree): Update.
1393 * calls.c (emit_call_1): Update.
1394 (expand_call): Update.
1395 * bt-load.c (compute_defs_uses_and_gen): Update.
1396 * except.c (sjlj_assign_call_site_values): Update.
1397 (sjlj_emit_function_enter): Update.
1398 (can_throw_external): Update.
1399 (set_nothrow_function_flags): Update.
1400 (expand_builtin_unwind_init): Update.
1401 (expand_eh_return): Update.
1402 (convert_to_eh_region_ranges): Update.
1403 (output_function_exception_table): Update.
1404 * emit-rtl.c (gen_tmp_stack_mem): Update.
1405 * cfgexpand.c (expand_used_vars): Update.
1406 (tree_expand_cfg): Update.
1407 * cfgcleanup.c (rest_of_handle_jump): Update.
1408 * explow.c (allocate_dynamic_stack_space): Update.
1409 * varasm.c (assemble_start_function): Update.
1410 (force_const_mem): Update.
1411 (mark_constant_pool): Update.
1412 * tree-optimize.c (tree_rest_of_compilation): Update.
1413 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
1414 * tree-cfg.c (notice_special_calls): Update.
1415 (is_ctrl_altering_stmt): Update.
1416 (tree_can_make_abnormal_goto): Update.
1417 (tree_purge_dead_abnormal_call_edges): Update.
1418 * config/alpha/predicates.md: Update.
1419 * config/alpha/alpha.c (alpha_sa_mask): Update.
1420 (alpha_sa_size): Update.
1421 (alpha_does_function_need_gp): Update.
1422 (alpha_expand_prologue): Update.
1423 (alpha_start_function): Update.
1424 (alpha_output_function_end_prologue): Update.
1425 (alpha_expand_epilogue): Update.
1426 * config/frv/frv.c (frv_stack_info): Update.
1427 (frv_expand_epilogue): Update.
1428 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
1429 (s390_register_info): Update.
1430 (s390_frame_info): Update.
1431 (s390_init_frame_layout): Update.
1432 (s390_can_eliminate): Update.
1433 (save_gprs): Update.
1434 * config/spu/spu.c (spu_split_immediate): Update.
1435 (need_to_save_reg): Update.
1436 (spu_expand_prologue): Update.
1437 (spu_expand_epilogue): Update.
1438 * config/sparc/sparc.md: Update.
1439 * config/sparc/sparc.c (eligible_for_return_delay): Update.
1440 (sparc_tls_got): Update.
1441 (legitimize_pic_address): Update.
1442 (sparc_emit_call_insn): Update.
1443 (sparc_expand_prologue): Update.
1444 (output_return): Update.
1445 (print_operand): Update.
1446 (sparc_function_ok_for_sibcall): Update.
1447 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
1448 * config/m32r/m32r.md: Update.
1449 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
1450 (m32r_compute_frame_size): Update.
1451 (m32r_expand_prologue): Update.
1452 (m32r_expand_epilogue): Update.
1453 (m32r_legitimize_pic_address): Update.
1454 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
1455 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1456 * config/i386/i386.c (ix86_frame_pointer_required): Update.
1458 (ix86_save_reg): Update.
1459 (ix86_compute_frame_layout): Update.
1460 (ix86_expand_prologue): Update.
1461 (ix86_expand_epilogue): Update.
1462 * config/sh/sh.c (output_stack_adjust): Update.
1463 (calc_live_regs): Update.
1464 (sh5_schedule_saves): Update.
1465 (sh_expand_prologue): Update.
1466 (sh_expand_epilogue): Update.
1467 (sh_setup_incoming_varargs): Update.
1468 (sh_allocate_initial_value): Update.
1469 (sh_get_pr_initial_val): Update.
1470 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
1471 * config/sh/sh.md (label:): Update.
1472 * config/avr/avr.c (out_movhi_mr_r): Update.
1473 * config/crx/crx.h (enum): Update.
1474 * config/xtensa/xtensa.h (along): Update.
1475 * config/stormy16/stormy16.c Update.
1476 (xstormy16_compute_stack_layout): Update.
1477 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
1478 (fr30_expand_prologue): Update.
1479 * config/cris/cris.c (cris_conditional_register_usage): Update.
1480 (cris_reg_saved_in_regsave_area): Update.
1481 (cris_initial_frame_pointer_offset): Update.
1482 (cris_simple_epilogue): Update.
1483 (cris_expand_prologue): Update.
1484 (cris_expand_epilogue): Update.
1485 (cris_expand_pic_call_address): Update.
1486 (cris_asm_output_symbol_ref): Update.
1487 (cris_asm_output_label_ref): Update.
1488 * config/cris/cris.md Update.
1489 * config/iq2000/iq2000.c (compute_frame_size): Update.
1490 (iq2000_expand_epilogue): Update.
1491 * config/mt/mt.h (save_direction): Update.
1492 * config/mn10300/mn10300.c (mn10300_function_value): Update.
1493 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1494 (ia64_secondary_reload_class): Update.
1495 * config/m68k/m68k.c (m68k_save_reg): Update.
1496 (m68k_expand_prologue): Update.
1497 (m68k_expand_epilogue): Update.
1498 (legitimize_pic_address): Update.
1499 * config/rs6000/rs6000.c (rs6000_got_register): Update.
1500 (first_reg_to_save): Update.
1501 (first_altivec_reg_to_save): Update.
1502 (compute_vrsave_mask): Update.
1503 (compute_save_world_info): Update.
1504 (rs6000_stack_info): Update.
1505 (spe_func_has_64bit_regs_p): Update.
1506 (rs6000_ra_ever_killed): Update.
1507 (rs6000_emit_eh_reg_restore): Update.
1508 (rs6000_emit_allocate_stack): Update.
1509 (rs6000_emit_prologue): Update.
1510 (rs6000_emit_epilogue): Update.
1511 (rs6000_output_function_epilogue): Update.
1512 (output_profile_hook): Update.
1513 (rs6000_elf_declare_function_name): Update.
1514 * config/rs6000/rs6000.h (rs6000_args): Update.
1515 * config/rs6000/rs6000.md: Update.
1516 * config/mcore/mcore.c (mcore_expand_prolog): Update.
1517 * config/arc/arc.c (arc_output_function_epilogue): Update.
1518 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
1519 * config/darwin.c (machopic_function_base_name): Update.
1520 * config/score/score3.c (score3_compute_frame_size): Update.
1523 (score3_epilogue): Update.
1524 * config/score/score7.c (score7_compute_frame_size): Update.
1525 (score7_prologue): Update.
1526 (score7_epilogue): Update.
1527 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
1528 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1529 * config/arm/arm.c (use_return_insn): Update.
1530 (require_pic_register): Update.
1531 (arm_load_pic_register): Update.
1532 (arm_compute_save_reg0_reg12_mask): Update.
1533 (arm_compute_save_reg_mask): Update.
1534 (thumb1_compute_save_reg_mask): Update.
1535 (output_return_instruction): Update.
1536 (arm_output_function_prologue): Update.
1537 (arm_output_epilogue): Update.
1538 (arm_get_frame_offsets): Update.
1539 (arm_expand_prologue): Update.
1540 (thumb_pushpop): Update.
1541 (thumb_exit): Update.
1542 (thumb1_expand_prologue): Update.
1543 (thumb1_expand_epilogue): Update.
1544 (arm_unwind_emit): Update.
1545 (arm_output_fn_unwind): Update.
1546 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
1547 * config/arm/arm.md: Update.
1548 * config/pa/pa.md: Update.
1549 * config/pa/pa.c (legitimize_pic_address): Update.
1550 (compute_frame_size): Update.
1551 (hppa_expand_prologue): Update.
1552 (hppa_expand_epilogue): Update.
1553 (borx_reg_operand): Update.
1554 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
1555 (HARD_REGNO_RENAME_OK): Update.
1556 * config/mips/mips.c (mips_global_pointer): Update.
1557 (mips_save_reg_p): Update.
1558 (mips_compute_frame_info): Update.
1559 (mips_frame_pointer_required): Update.
1560 (mips_expand_prologue): Update.
1561 (mips_expand_epilogue): Update.
1562 (mips_can_use_return_insn): Update.
1563 (mips_reorg_process_insns): Update.
1564 * config/v850/v850.c (compute_register_save_size): Update.
1565 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
1566 * config/mmix/mmix.c (along): Update.
1567 (mmix_expand_epilogue): Update.
1568 * config/bfin/bfin.c (legitimize_pic_address): Update.
1569 (must_save_p): Update.
1570 (stack_frame_needed_p): Update.
1571 (add_to_reg): Update.
1572 (bfin_expand_prologue): Update.
1573 * stmt.c (expand_asm_operands): Update.
1574 * reload1.c (reload): Update.
1575 (init_elim_table): Update.
1577 2008-04-25 Bob Wilson <bob.wilson@acm.org>
1579 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
1581 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
1583 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
1584 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
1585 (mov<mode>): Removed.
1586 (*movv4sf_internal): Likewise.
1587 (*movv2df_internal): Likewise.
1589 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
1591 * config.gcc (crx-*-elf): Remove deprecation.
1593 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
1595 * config/i386/cygming-crtend.c (register_frame_ctor): Register
1596 __gcc_deregister_frame with atexit.
1597 (deregister_frame_dtor): Remove.
1599 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
1600 Nathan Sidwell <nathan@codesourcery.com>
1602 * config/rs6000/rs6000.opt (mspe): Remove Var property.
1604 * config/rs6000/rs6000.h (rs6000_spe): Declare.
1605 (rs6000_isel): Likewise.
1606 * config/rs6000/rs6000.c (rs6000_spe): New variable.
1607 (rs6000_isel): New variable.
1608 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
1610 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1613 * c-common.c (handle_vector_size_attribute): Call
1614 lang_hooks.types.reconstruct_complex_type instead of
1615 reconstruct_complex_type.
1616 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
1617 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
1618 * langhooks.h (struct lang_hooks_for_types): Add
1619 reconstruct_complex_type hook.
1620 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
1621 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
1623 2008-04-24 Richard Guenther <rguenther@suse.de>
1625 * c-common.h (check_builtin_function_arguments): Declare.
1626 * c-common.c (validate_nargs): New function.
1627 (check_builtin_function_arguments): Likewise.
1628 * c-typeck.c (build_function_call): Call
1629 check_builtin_function_arguments.
1630 * builtins.c (fold_builtin_classify): Remove error reporting code.
1631 (fold_builtin_unordered_cmp): Likewise.
1632 (fold_builtin_1): Likewise.
1633 (fold_builtin_n): Likewise.
1635 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1637 PR tree-optimization/36008
1638 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
1639 the original op1, rather than delta by step.
1641 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
1642 Sebastian Pop <sebastian.pop@amd.com>
1644 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
1645 eliminate_local_variables_stmt, eliminate_local_variables,
1646 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
1647 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
1648 of code delimited by two edges in the CFG.
1649 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
1650 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
1651 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
1652 the case of parallelisation of reductions.
1653 (expr_invariant_in_region_p): New.
1655 * tree-flow.h (gather_blocks_in_sese_region): Declared.
1656 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
1658 2008-04-24 Ira Rosen <irar@il.ibm.com>
1659 Richard Guenther <rguenther@suse.de>
1661 PR tree-optimization/36034
1662 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
1663 incapable of dealing with loads with gaps.
1665 2008-04-24 Rafael Espindola <espindola@google.com>
1667 * tree-flow.h (vrp_evaluate_conditional): Change signature.
1668 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1669 vrp_evaluate_conditional.
1670 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
1671 (vrp_evaluate_conditional): Split the cond argument.
1672 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
1673 (simplify_stmt_for_jump_threading): Update call to
1674 vrp_evaluate_conditional.
1676 2008-04-24 Ira Rosen <irar@il.ibm.com>
1678 PR tree-optimization/35982
1679 * tree-vect-analyze.c (vect_check_interleaving): Check that the
1680 interleaved data-refs are of the same type.
1682 2008-04-24 Danny Smith <dannysmith@users.net>
1684 * c-format.c (check_format_info_main): Use strncmp rather than a
1685 magic prefix to handle multichar length specs.
1686 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
1687 Don't prefix "I64" and "I32" with '\0'.
1689 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1692 * config/i386/i386.c (init_cumulative_args): Don't pass anything
1693 in registers for -m32 only if stdarg_p (fntype).
1695 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
1697 PR rtl-optimization/36006
1698 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
1699 temp to op0 in order to avoid invalid rtx sharing.
1701 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1703 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
1704 check TREE_INVARIANT.
1705 * tree-gimple.c (is_gimple_address): New.
1706 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
1707 * tree-gimple.h (is_gimple_address): New.
1708 * tree.h (decl_address_invariant_p): New.
1709 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
1710 (build_string): Likewise.
1711 (decl_address_invariant_p): New, from is_gimple_invariant_address.
1712 (tree_invariant_p_1): Likewise.
1713 (save_expr): Use it.
1714 (tree_invariant_p): New.
1715 (skip_simple_arithmetic): Use it.
1716 (stabilize_reference_1): Use it.
1717 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
1719 (build1_stat): Drop code to compute TREE_INVARIANT.
1720 (build2_stat): Drop code to compute TREE_INVARIANT.
1721 (build3_stat): Drop code to compute TREE_INVARIANT.
1722 (build4_stat): Drop code to compute TREE_INVARIANT.
1723 (build5_stat): Drop code to compute TREE_INVARIANT.
1724 (build7_stat): Drop code to compute TREE_INVARIANT.
1725 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
1726 * tree.h (struct tree_base): Remove invariant_flag.
1727 (TREE_INVARIANT): Remove.
1728 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
1729 (fold_builtin_expect): Check TREE_CONSTANT.
1730 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
1731 * c-tree.h (c_expr_to_decl): Drop third parameter.
1732 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
1733 (build_c_cast): Don't set TREE_INVARIANT.
1734 (pop_init_level): Don't set TREE_INVARIANT.
1735 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
1736 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
1738 (gimplify_init_constructor): Don't set TREE_INVARIANT.
1739 (gimplify_addr_expr): Adjust comment.
1740 * tree-mudflap.c (mf_build_string):
1741 * print-tree.c (print_node): Don't print TREE_INVARIANT.
1742 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
1743 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
1744 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
1745 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
1746 * langhooks.h (struct lang_hooks): Drop third parameter from
1749 2008-04-23 Richard Guenther <rguenther@suse.de>
1751 PR tree-optimization/27799
1752 PR tree-optimization/32921
1753 PR tree-optimization/32624
1754 * tree-ssa-structalias.c (merge_smts_into): Only merge the
1755 SMTs aliases and the tag itself into the solution.
1756 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
1757 merge the points-to solution back into the SMT aliases.
1758 (may_alias_p): Use alias_set_subset_of instead of
1759 aliases_conflict_p. A pointer which points to
1760 memory with alias set zero may access any variable.
1762 2008-04-23 Richard Guenther <rguenther@suse.de>
1764 * alias.c (alias_set_subset_of): Correctly handle asking
1765 if zero is a subset of an alias set with zero child.
1766 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
1767 (compute_flow_insensitive_aliasing): Correctly walk all
1768 pointers. Do not unnecessarily union sets.
1770 2008-04-23 Richard Guenther <rguenther@suse.de>
1773 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
1775 2008-04-22 Tomas Bily <tbily@suse.cz>
1777 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
1779 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
1781 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1782 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1783 * tree-inline.c (estimate_num_insns_1): Likewise.
1784 * varasm.c (const_hash_1, compare_constant, copy_constant)
1785 (compute_reloc_for_constant, output_addressed_constants): Likewise.
1786 * emit-rtl.c (component_ref_for_mem_expr)
1787 (set_mem_attributes_minus_bitpos): Likewise.
1788 * expr.c (highest_pow2_factor, expand_expr_real_1, )
1789 (is_aligning_offset): Likewise.
1790 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
1791 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1792 * dojump.c (do_jump): Likewise.
1793 * builtins.c (get_pointer_alignment, get_memory_rtx)
1794 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
1795 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
1797 2008-04-23 Jakub Jelinek <jakub@redhat.com>
1799 PR rtl-optimization/36017
1800 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
1801 expanding the library call.
1803 2008-04-22 Ian Lance Taylor <iant@google.com>
1805 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
1808 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
1810 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
1811 of LR/CTR moves for Power6.
1813 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1816 * passes.c (init_optimization_passes): Remove
1817 pass_fast_rtl_byte_dce.
1819 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
1822 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
1823 builtin functions to generate faster code.
1824 (_mm_cvtpu16_ps): Ditto.
1825 (_mm_cvtpi32x2_ps): Ditto.
1827 2008-04-22 Nick Clifton <nickc@redhat.com>
1829 * common.opt (ftree-loop-distribution): Add Optimization
1832 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
1833 (frv_expand_builtin_va_start): Likewise.
1835 * config/arm/arm.c (thumb_find_work_register): Fix location of
1836 argument register count.
1838 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1840 Support scheduling for ColdFire V1 and V3 microarchitecture.
1841 Improve scheduling of multiplication instructions.
1843 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
1844 (mac): New instruction attribute.
1845 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
1846 (m68k_sched_mac): New variable.
1847 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
1848 Handle cfv1 and cfv3.
1849 (max_insn_size): New static variable.
1850 (struct _sched_ib): New type.
1851 (sched_ib): New static variable.
1852 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
1853 to fields of 'struct _sched_ib sched_ib'. Update all uses.
1854 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
1856 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1857 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
1858 new variables. Update.
1859 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1860 Add modeling of cfv3 instruction buffer. Update.
1861 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
1862 * config/m68k/m68k.h (TUNE_CFV3): New macro.
1863 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
1864 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
1865 a particular reservation applies to.
1866 (type2): Reorganize attribute values. Rename alu to alu_reg,
1867 alu_l to alu, move_l to omove. Join move to alu. Split mul
1869 (cf_ib_*): Simplify description of instruction buffer.
1870 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
1871 (cf_mem): Split into cf_mem1 and cf_mem2.
1872 (cf_v2_move_??): Rename to cfv12_alu_??.
1873 (cf_v2_move_l_??): Rename to cfv12_omove_??.
1874 (cf_v2_mul_??): Remove reservations.
1875 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
1876 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
1877 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
1879 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
1880 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
1881 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
1882 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
1883 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
1884 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
1885 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
1886 expansions of the above reservations for instructions of sizes
1889 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1891 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
1893 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
1895 * coverage.c: Include tree-pass.h.
1896 (coverage_counter_alloc): Print da_file_name to the dump file.
1898 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1900 * sbitmap.c (sbitmap_range_empty_p): New function.
1901 * sbitmap.h (sbitmap_range_empty_p): New function.
1902 * bitmap.h: Now includes obstack.h.
1904 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
1905 Kenneth Zadeck <zadeck@naturalbridge.com>
1907 * dbgcnt.def (ra_byte_scan): Added.
1908 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
1909 when the last hit happens for a counter.
1910 * timevar.def (TV_DF_BYTE_LR): New variable.
1911 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
1912 * passes.c (pass_fast_rtl_byte_dce): New pass.
1913 * fwprop.c (update_df): Added mode to call df_ref_create.
1914 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1915 DF_REF_EXTRACT_OFFSET.
1916 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
1917 DF_BYTE_LR_OUT, df_byte_lr): New macro.
1919 (df_ref_extract): Added mode field.
1920 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
1921 DF_REF_EXTRACT_OFFSET.
1922 (DF_REF_EXTRACT_MODE): New macro.
1923 (df_byte_lr_bb_info): New structure.
1924 (df_print_byte_regset, df_compute_accessed_bytes,
1925 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
1926 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
1927 df_byte_lr_simulate_uses,
1928 df_byte_lr_simulate_artificial_refs_at_top,
1929 df_byte_lr_simulate_artificial_refs_at_end,
1930 df_compute_accessed_bytes): New function.
1931 (df_ref_create): Add parameter.
1932 (df_byte_lr_get_bb_info): New inline function.
1933 * df-scan.c (df_ref_record, df_uses_record,
1934 df_ref_create_structure): Added mode parameter.
1935 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
1936 df_defs_record, df_uses_record, df_get_conditional_uses,
1937 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1938 df_entry_block_defs_collect, df_exit_block_uses_collect):
1939 Added mode parameter to calls to df_ref_record, df_uses_record,
1940 df_ref_create_structure.
1941 (df_ref_equal_p, df_ref_compare): Added test for modes.
1942 (df_ref_create_structure): Added code to set mode. Renamed
1943 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1944 DF_REF_EXTRACT_OFFSET.
1945 * df-core.c (df_print_byte_regset): New function.
1946 * df-byte-scan.c: New file.
1947 * df-problems.c (df_rd_transfer_function): Removed unnecessary
1948 calls to BITMAP_FREE.
1949 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
1950 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
1951 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
1952 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
1953 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
1954 df_byte_lr_local_compute, df_byte_lr_init,
1955 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
1956 df_byte_lr_transfer_function, df_byte_lr_free,
1957 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
1958 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
1959 df_byte_lr_simulate_uses,
1960 df_byte_lr_simulate_artificial_refs_at_top,
1961 df_byte_lr_simulate_artificial_refs_at_end): New function.
1962 * dce.c (byte_dce_process_block): New function.
1963 (dce_process_block): au is now passed in rather than computed
1964 locally. Changed loops that look at artificial defs to not look
1965 for conditional or partial ones, because there never are any.
1966 (fast_dce): Now is able to drive byte_dce_process_block or
1967 dce_process_block depending on the kind of dce being done.
1968 (rest_of_handle_fast_dce): Add parameter to fast_dce.
1969 (rest_of_handle_fast_byte_dce): New function.
1970 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
1971 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
1973 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
1976 * gcc.h: Added fortran options that take arguments to
1977 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
1980 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
1982 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
1983 scalarization if on the LHS and not a full access.
1985 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1987 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
1989 2008-04-18 Rafael Espindola <espindola@google.com>
1991 * tree-vrp.c (find_case_label_index): Fix the binary search.
1992 (find_case_label_range): New.
1993 (vrp_visit_switch_stmt): Use find_case_label_range.
1994 (simplify_switch_using_ranges): Use find_case_label_range.
1996 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
1998 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
1999 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2001 2008-04-18 Tom Tromey <tromey@redhat.com>
2004 * doc/cpp.texi (Implementation-defined behavior): Mention
2007 2008-04-18 Ian Lance Taylor <iant@google.com>
2009 * fold-const.c (pointer_may_wrap_p): New static function.
2010 (fold_comparison): Add another test for pointer overflow. Use
2011 pointer_may_wrap_p to disable some false positives.
2013 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2015 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2016 (fname_as_string): Match updated cpp_interpret_string prototype.
2017 (fix_string_type): Support char16_t* and char32_t*.
2018 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2019 derivative) nodes. Register as builtin if C++0x.
2020 (c_parse_error): Support CPP_CHAR{16,32}.
2021 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2022 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2023 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2024 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2025 CTI_CHAR32_ARRAY_TYPE>: New elements.
2026 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2027 char32_type_node, signed_char32_type_node, char16_array_type_node,
2028 char32_array_type_node): New defines.
2029 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2030 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2031 (lex_string): Support CPP_STRING{16,32}, match updated
2032 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2033 (lex_charconst): Support CPP_CHAR{16,32}.
2034 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2035 and CPP_STRING{16,32}.
2037 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2040 * aclocal.m4: Regenerate.
2041 * configure: Regenerate.
2043 2008-04-18 Jan Hubicka <jh@suse.cz>
2045 * except.c (dw2_size_of_call_site_table,
2046 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2048 * cgraphbuild.c (build_cgraph_edges): Update.
2049 * tree-pass.h: Update comment.
2050 * final.c (leaf_function_p): Update.
2051 (leaf_renumber_regs): Update.
2052 (rest_of_clean_state): Update.
2053 * omp-low.c (expand_omp_parallel): Update.
2054 * ipa-reference.c (analyze_function): Update.
2055 * reorg.c (find_end_label): Update.
2056 (optimize_skip): Update.
2057 (fill_simple_delay_slots): Update.
2058 (fill_simple_delay_slots): Update.
2059 (make_return_insns): Update.
2060 (dbr_schedule): Update.
2061 * gimple-low.c (record_vars_into): Update.
2062 * cfgbuild.c (make_edges): Update.
2063 * function.c (assign_stack_local): Update.
2064 (assign_parm_adjust_stack_rtl): Update.
2065 (locate_and_pad_parm): Update.
2066 (allocate_struct_function): Do not initialize stack_alignment_needed
2067 and preferred_stack_boundary here.
2068 (stack_protect_prologue): Update.
2069 (stack_protect_epilogue): Update.
2070 (expand_function_start): Initialize stack_alignment_needed,
2071 preferred_stack_boundary and max_jumptable_ents.
2072 (expand_function_end): Update.
2073 (free_after_compilation): Do not NULLify epilogue_delay_list.
2074 * function.h (struct rtl_data): Add stack_protect_guard,
2075 stack_alignment_needed,
2076 preferred_stack_boundary, epilogue_delay_list.
2077 (struct function): Remove value_histograms, stack_alignment_needed,
2078 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2080 unexpanded_var_list, stack_protect_guard.
2081 (current_function_epilogue_delay_list): Remove.
2082 * ipa-type-escape.c (analyze_function): Update.
2083 * gimplify.c (pop_gimplify_context): Update comment.
2084 * calls.c (expand_call): Update.
2085 (emit_library_call_value_1): Update.
2086 * except.c (set_nothrow_function_flags): Update.
2087 * cfgexpand.c (get_decl_align_unit): Update.
2088 (create_stack_guard): Update.
2089 (estimated_stack_frame_size): Update.
2090 (expand_used_vars): Update.
2091 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2092 * explow.c (allocate_dynamic_stack_space): Update.
2093 * tree-ssa-live.c (remove_unused_locals): Update.
2094 * varasm.c (mark_constant_pool): Update.
2095 * tree-inline.c (remap_decls): Update.
2096 (initialize_cfun): Update.
2097 (declare_return_variable): Update.
2098 (inline_forbidden_p): Update.
2099 (expand_call_inline): Update.
2100 (declare_inline_vars): Update.
2101 (tree_function_versioning): Update.
2102 * tree-flow.h (value_histograms): New.
2103 (VALUE_HISTOGRAMS): New macro.
2104 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2106 * tree-cfg.c (set_bb_for_stmt): Update.
2107 (replace_by_duplicate_decl): Update.
2108 (move_block_to_fn): Update.
2109 (new_label_mapper): Update.
2110 (dump_function_to_file): Update.
2111 * ipa-struct-reorg.c (build_data_structure): Update.
2112 * cfgrtl.c (print_rtl_with_bb): Update.
2113 * reload1.c (reload): Update.
2115 * config/i386/i386.c (setup_incoming_varargs_64,
2116 ix86_compute_frame_layout): Update.
2117 * config/arc/arc.c (arc_output_function_epilogue): Update.
2119 2008-04-18 Marius Strobl <marius@FreeBSD.org>
2121 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
2122 for FreeBSD as well.
2123 * gthr-posix95.h: Likewise.
2125 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
2127 PR rtl-optimization/35838
2128 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
2129 out the byte offset of the first subreg.
2131 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
2133 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
2134 to split_ti instead of three separate calls with single member arrays.
2135 (subti3 splitter): Ditto.
2136 (adddi3 splitter): Ditto with split_di.
2137 (subdi3 splitter): Ditto.
2138 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
2139 two separate calls with single member arrays. Swap match_dup
2140 operands 1 and 2 to better fit into the array.
2141 (negdi2 splitter): Ditto with split_di.
2142 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
2143 two separate calls with single member arrays. Swap match_dup operands
2144 6 and 7 to better fit into the array.
2146 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
2148 * config/i386/i386.c (sse_builtin_type): New.
2149 (bdesc_sse_args): Likewise.
2150 (bdesc_sse_3arg): Removed.
2151 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2152 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
2153 IX86_BUILTIN_ROUNDPS.
2154 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
2155 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
2156 IX86_BUILTIN_ROUNDPS.
2157 (ix86_expand_sse_4_operands_builtin): Removed.
2158 (ix86_expand_sse_operands_builtin): New.
2159 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
2160 and CODE_FOR_sse4_1_roundps.
2161 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2162 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2164 2008-04-17 Alan Modra <amodra@bigpond.net.au>
2167 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
2168 regs before frame pop when needed. If use_backchain_to_restore_sp
2169 then load backchain into a temp reg to restore vr and vrsave. Add
2170 code to restore vr after frame pop if possible.
2172 2008-04-17 Richard Guenther <rguenther@suse.de>
2174 * tree-vn.c (expressions_equal_p): Do not check type
2175 equality or compatibility before calling operand_equal_p.
2176 * fold-const.c (operand_equal_p): Check equivalence of
2177 integer constants before bailing out due to signedness or
2178 precision differences.
2179 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
2180 spurious differences in type qualification. Ignore types
2181 for COMPONENT_REFs at all.
2183 2008-04-17 Christian Bruel <christian.bruel@st.com>
2185 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
2186 msw_skip comparison.
2188 2008-04-16 Jakub Jelinek <jakub@redhat.com>
2191 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
2194 PR tree-optimization/35899
2195 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
2196 rather than TREE_OPERAND.
2198 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
2201 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
2202 temporary registers. Change operand predicate to general_operand.
2203 (remainderxf3): Ditto.
2205 2008-04-16 Richard Guenther <rguenther@suse.de>
2207 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
2208 * tree-affine.c (aff_combination_expand): Look through some
2211 2008-04-15 Doug Kwan <dougkwan@google.com>
2213 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
2215 * tree-pretty-print.c (dump_generic_node): Ditto.
2216 * final.c (output_addr_const): Ditto.
2217 * dwarf2out.c (output_cfi): Ditto.
2218 * c-pretty-print.c (pp_c_integer_constant): Ditto.
2219 * print-rtl.c (print_rtx): Ditto.
2220 * print-tree.c (print_node_brief, print_node): Ditto.
2221 * c-common.c (match_case_to_enum_1): Ditto.
2222 * sched-vis.c (print_value): Ditto.
2223 * config/i386/i386.c (print_operand): Cast to long unsigned int
2226 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
2227 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
2228 MS Windows VirtualProtect function.
2230 2008-04-15 Jan Hubicka <jh@suse.cz>
2232 * gengtype.c (write_root): Param_is argument is OK.
2233 * expr.c (expand_expr_real_1): Update call of get_exception_*.
2234 * function.h: Include varray.h
2235 (rtl_eh): New stucture based on except.c one.
2236 (call_site_record): New forward declaration and vector type.
2237 * calls.c (emit_call_1): Do not call
2238 note_current_region_may_contain_throw.
2239 * except.c (eh_status): Remove cur_region, try_region since they are
2241 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
2242 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
2243 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
2244 Remove call_site_data_used, call_site_data_size.
2245 Turn call_site_record into vector in function.h.
2246 (note_current_region_may_contain_throw): Remove.
2247 (get_exception_pointer, get_exception_filter): Do not take struct
2248 function argument; update.
2249 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
2250 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
2251 build_post_landing_pads, dw2_build_landing_pads,
2252 sjlj_assign_call_site_values, sjlj_mark_call_sites,
2253 sjlj_emit_function_enter, sjlj_emit_function_enter,
2254 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
2255 sjlj_build_landing_pads, finish_eh_generation,
2256 remove_exception_handler_label, remove_eh_handler,
2257 maybe_remove_eh_handler, add_reachable_handler,
2258 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
2259 add_action_record, collect_one_action_chain, add_call_site,
2260 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
2261 sjlj_output_call_site_table, output_function_exception_table,
2262 * except.h (note_current_region_may_contain_throw): Remove
2263 (get_exception_pointer, get_exception_filter): Do not take struct
2265 * Makefile.in (GTFILES): Put varargs before struct function.
2267 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2269 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
2270 punt for STRING_CST.
2271 (get_constraint_for): Deal with STRING_CST here instead.
2273 2008-04-15 Richard Guenther <rguenther@suse.de>
2275 * tree-ssa-propagate.c (substitute_and_fold): Substitute
2276 statements in a basic-block with a backward walk. Do not
2277 substitute into dead statements but instead remove those.
2279 2008-04-15 Richard Guenther <rguenther@suse.de>
2281 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
2282 to zero, thus disable creation of SFTs.
2284 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2286 * tree-predcom.c (suitable_reference_p): Return false if the
2287 reference can throw.
2289 2008-04-15 Jakub Jelinek <jakub@redhat.com>
2292 * c-decl.c (finish_decl): If extern or static var has variable
2293 size, set TREE_TYPE (decl) to error_mark_node.
2295 2008-04-15 Rafael Espindola <espindola@google.com>
2297 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
2300 2008-04-15 Richard Guenther <rguenther@suse.de>
2302 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
2303 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
2304 (visit_reference_op_load): Do walk vuse-vdef chains on
2305 vn_reference_lookup.
2306 (visit_reference_op_store): But do not here.
2307 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
2308 vn_reference_lookup.
2309 (vn_lookup_with_vuses): But do so here.
2311 2008-04-14 Ian Lance Taylor <iant@google.com>
2313 * fold-const.c (fold_overflow_warning): Remove assertion.
2315 2008-04-15 Ben Elliston <bje@au.ibm.com>
2317 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
2318 temp1 local variables.
2320 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
2323 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
2324 ".text.unlikely" section as executable.
2326 2008-04-14 James E. Wilson <wilson@tuliptree.org>
2328 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2329 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
2330 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
2331 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
2332 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
2333 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
2334 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
2336 2008-04-14 Ian Lance Taylor <iant@google.com>
2338 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
2339 * fold-const.c (fold_comparison): If appropriate, test
2340 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
2341 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
2342 reassociating a pointer type.
2343 * doc/invoke.texi (Optimize Options): Document that
2344 -fstrict-overflow applies to pointer wraparound.
2346 2008-04-13 Jan Hubicka <jh@suse.cz>
2348 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
2350 2008-04-12 Andrew Pinski <pinskia@gmail.com>
2352 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
2353 we are going to "save the world".
2355 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
2357 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
2358 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
2359 operand 0 constraint, not "=".
2361 2008-04-11 James E. Wilson <wilson@tuliptree.org>
2363 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
2365 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2367 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
2368 of size of positions_needed * CHAR_BIT.
2370 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2373 * dse.c (store_info): Change positions_needed to unsigned
2375 (lowpart_bitmask): New.
2376 (record_store): Cast to unsigned HOST_WIDE_INT for
2377 positions_needed. Assert width <= size of positions_needed *
2378 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
2379 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
2380 lowpart_bitmask to set mask.
2382 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2384 * config/bfin/constraints.md: New file.
2385 * config/bfin/bfin.md: Include it.
2386 (adddi3): Use satisfies_constraint functions instead of the old macros.
2387 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
2388 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
2389 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
2390 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
2391 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
2392 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
2393 EXTRA_CONSTRAINT): Delete.
2394 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
2395 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
2397 * config/bfin/bfin.c: Include "tm-constrs.h".
2398 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
2399 Use satisfies_constraint functions instead of the old macros.
2400 * doc/md.texi (Blackfin Constraints): Update file name reference.
2402 2008-04-11 Richard Guenther <rguenther@suse.de>
2404 PR tree-optimization/35869
2405 * tree-vrp.c (execute_vrp): Move switch statement update after
2406 jump threading. Schedule another cfg cleanup run.
2408 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
2411 * attribs.c (decl_attributes): Return early on errorneous node.
2413 2008-04-10 Oleg Ryjkov <olegr@google.com>
2415 * tree.h (struct tree_base): Added a new flag default_def_flag.
2416 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
2418 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2420 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
2422 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2425 * pa.md: Define mode iterator P. Define mode attribute dwc.
2426 (dcacheflush): Update pattern to use iterator P and attribute dwc.
2427 (icacheflush): Likewise.
2428 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
2429 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
2431 2008-04-11 Ben Elliston <bje@au.ibm.com>
2433 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
2435 2008-04-10 Rafael Espindola <espindola@google.com>
2437 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
2438 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
2439 (extract_range_from_expr): The same.
2441 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2443 * config/mips/mips.md (GPR2): New mode iterator.
2445 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
2446 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
2447 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
2448 Rewrite these to take two modes, the mode of comparison and the
2449 mode of the destination.
2450 * config/mips/mips.c (mips_expand_scc): Instead of having
2451 paradoxical subreg as destination, expand "narrowing" scc if mode
2452 of comparison is SI and target is requested in DI mode.
2453 (mips_emit_int_order_test): Update comment. Make mode of
2454 comparison match CMP0 rather than TARGET. When creating inverse
2455 target use mode of TARGET.
2457 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2459 * gcov-dump.c (tag_summary): Only print summaries for the first
2460 GCOV_COUNTERS_SUMMABLE counters.
2462 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
2464 * config/i386/i386.md (absneg): New code iterator.
2465 (absnegprefix): New code attribute.
2466 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
2467 patterns using absneg code iterator.
2468 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
2469 using absneg code iterator.
2470 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
2471 *neg<mode>2 patterns using absneg code iterator.
2472 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2473 *negextendsfdf2 patterns using absneg code iterator.
2474 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
2475 *negextendsfxf2 patterns using absneg code iterator.
2476 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2477 *negextendsfdf2 patterns using absneg code iterator.
2478 * config/i386/sse.md (<code><mode>2): Macroize expander from
2479 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
2481 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
2483 * config/s390/s390.h: Remove the remains of the recent search
2484 & replace action of current_function_outgoing_args_size.
2486 2008-04-10 Ira Rosen <irar@il.ibm.com>
2488 PR tree-optimization/35821
2489 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
2490 NEW_STMT_LIST is not NULL.
2492 2008-04-09 David Edelsohn <edelsohn@gnu.org>
2495 * toplev.c (process_options): Remove -ffunction-sections debugging
2498 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
2500 PR middle-end/PR28690
2501 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
2502 than gen_rtx_fmt_ee to perform more canonicalizations.
2504 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2507 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
2509 2008-04-09 Richard Guenther <rguenther@suse.de>
2511 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
2512 (dump_function_to_file): Dump function arguments with types.
2514 2008-04-08 Richard Guenther <rguenther@suse.de>
2516 * fold-const.c (fold_widened_comparison): Do not allow
2517 sign-changes that change the result.
2519 2008-04-08 Janis Johnson <janis187@us.ibm.com>
2522 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
2523 kinds of indirect references.
2525 2008-04-08 David Edelsohn <edelsohn@gnu.org>
2527 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
2528 GNU Fortran language string.
2530 2008-04-08 Rafael Espindola <espindola@google.com>
2532 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
2533 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
2534 * tree.h (tree_call_nonnegative_warnv_p): New.
2536 2008-04-08 Jan Hubicka <jh@suse.cz>
2538 * function.c (free_after_compilation): Clear out regno_reg_rtx
2541 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
2544 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2546 PR middle-end/PR28690
2547 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
2548 same precedence as REG_POINTER and MEM_POINTER operands.
2550 2008-04-08 Richard Guenther <rguenther@suse.de>
2553 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
2554 for adding index to base.
2556 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
2558 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
2559 (MINGW_ENABLE_EXECUTE_STACK): New.
2560 (IN_LIBGCC2): For libgcc include windows.h file for
2561 function declarations.
2563 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
2565 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
2566 and tem2 if tem1 is not a REG or MULT.
2568 2008-04-08 Jan Hubicka <jh@suse.cz>
2570 * function.h (incomming_args): Break out of struct function.
2571 (function_subsections): Break out of struct function.
2572 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
2573 return_rtx and hard_reg_initial_vals from struct function.
2574 Kill inl_max_label_num.
2575 (current_function_pops_args, current_function_args_info,
2576 current_function_args_size, current_function_args_size,
2577 current_function_pretend_args_size,
2578 current_function_outgoing_args_size,
2579 current_function_internal_arg_pointer, current_function_return_rtx):
2580 Kill compatibility accestor macros.
2581 * builtins.c (expand_builtin_apply_args_1): Update.
2582 (expand_builtin_next_arg): Update.
2583 * df-scan.c (df_get_call_refs): Update.
2584 * dbxout.c (dbxout_function_end): Update.
2585 * dwarf2out.c (dwarf2out_switch_text_section): Update.
2586 (output_line_info): Update.
2587 (secname_for_decl): Update.
2588 (dwarf2out_var_location): Update.
2589 * function.c (free_after_compilation): Update.
2590 (assign_parm_find_stack_rtl): Update.
2591 (assign_parms): Update.
2592 (expand_dummy_function_end): Update.
2593 (expand_function_end): Update.
2594 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
2595 (expand_call): Update.
2596 (emit_library_call_value_1): Update.
2597 (store_one_arg): Update.
2598 * varasm.c (initialize_cold_section_name): Update.
2599 (unlikely_text_section): Update.
2600 (unlikely_text_section_p): Update.
2601 (assemble_start_function): Update.
2602 (assemble_end_function): Update.
2603 (default_section_type_flags): Update.
2604 (switch_to_section): Update.
2605 * integrate.c (set_decl_abstract_flags): Update.
2606 (get_hard_reg_initial_val): Update.
2607 (has_hard_reg_initial_val): Update.
2608 (allocate_initial_values): Update.
2609 * resource.c (init_resource_info): Update.
2610 * config/alpha/alpha.c (NUM_ARGS): Update.
2611 (direct_return): Update.
2612 (alpha_va_start): Update.
2613 (alpha_sa_size): Update.
2614 (alpha_initial_elimination_offset): Update.
2615 (alpha_expand_prologue): Update.
2616 (alpha_start_function): Update.
2617 (alpha_expand_epilogue): Update.
2618 (unicosmk_initial_elimination_offset):
2619 * config/alpha/alpha.md (call expander): Update.
2620 * config/s390/s390.c (s390_register_info): Update.
2621 (s390_register_info): Update.
2622 (s390_frame_info): Update.
2623 (s390_initial_elimination_offset): Update.
2624 (s390_build_builtin_va_list): Update.
2625 (s390_va_start): Update.
2626 * config/spu/spu.c (direct_return): Update.
2627 (spu_expand_prologue): Update.
2628 (spu_initial_elimination_offset): Update.
2629 (spu_build_builtin_va_list): Update.
2630 (spu_va_start): Update.
2631 * config/sparc/sparc.c (sparc_init_modes): Update.
2632 (sparc_compute_frame_size): Update.
2633 (function_value): Update.
2634 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
2635 * config/i386/i386.md (return expander): Update.
2636 * config/i386/i386.c (ix86_va_start): Update.
2637 (ix86_can_use_return_insn_p): Update.
2638 (ix86_compute_frame_layout): Update.
2639 (ix86_expand_epilogue): Update.
2640 * config/sh/sh.c (output_stack_adjust): Update.
2641 (calc_live_regs): Update.
2642 (sh_expand_prologue): Update.
2643 (sh_builtin_saveregs): Update.
2644 (sh_va_start): Update.
2645 (initial_elimination_offset): Update.
2646 (sh_allocate_initial_value): Update.
2647 (sh_function_ok_for_sibcall): Update.
2648 (sh_get_pr_initial_val): Update.
2649 * config/sh/sh.md (return expander): Update.
2650 * config/avr/avr.c (frame_pointer_required_p): UPdate.
2651 * config/crx/crx.c (crx_compute_frame): UPdate.
2652 (crx_initial_elimination_offset): UPdate.
2653 * config/xtensa/xtensa.c (compute_frame_size): Update
2654 (xtensa_builtin_saveregs): Update.
2655 (xtensa_va_start): Update.
2656 (order_regs_for_local_alloc): Update.
2657 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
2658 (xstormy16_expand_builtin_va_start): Update.
2659 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
2660 * config/m68hc11/m68hc11.md (return expanders): Update.
2661 * config/m68hc11/m68hc11.c (expand_prologue): Update.
2662 (expand_epilogue): Update.
2663 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
2664 (cris_simple_epilogue): Update.
2665 (cris_expand_prologue): Update.
2666 (cris_expand_epilogue): Update.
2667 * config/iq2000/iq2000.c (iq2000_va_start): Update.
2668 (compute_frame_size): Update.
2669 * config/mt/mt.c (mt_compute_frame_size): Update.
2670 * config/mn10300/mn10300.c (expand_prologue): Update.
2671 (expand_epilogue): Update.
2672 (initial_offset): Update.
2673 (mn10300_builtin_saveregs):
2674 * config/mn10300/mn10300.md (return expander): Update.
2675 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2676 (ia64_initial_elimination_offset): Update.
2677 (ia64_initial_elimination_offset): Update.
2678 (ia64_expand_prologue): Update.
2679 * config/m68k/m68k.md (return expander): Update.
2680 * config/rs6000/rs6000.c (rs6000_va_start): Update.
2681 (rs6000_stack_info): Update.
2682 * config/mcore/mcore.c (layout_mcore_frame): Update.
2683 (mcore_expand_prolog): Update.
2684 * config/arc/arc.c (arc_compute_frame_size): Update.
2685 * config/score/score3.c (score3_compute_frame_size): Update.
2686 * config/score/score7.c (score7_compute_frame_size): Update.
2687 * config/arm/arm.c (use_return_insn): Update.
2688 (thumb_find_work_register): Update.
2689 (arm_compute_save_reg_mask): Update.
2690 (arm_output_function_prologue): Update.
2691 (arm_output_epilogue): Update.
2692 (arm_size_return_regs): Update.
2693 (arm_get_frame_offsets): Update.
2694 (arm_expand_prologue): Update.
2695 (thumb_exit): Update.
2696 (thumb_unexpanded_epilogue): Update.
2697 (thumb1_output_function_prologue): Update.
2698 * config/pa/pa.md (return expander): Update.
2699 * config/pa/pa.c (compute_frame_size): Update.
2700 (hppa_builtin_saveregs): Update.
2701 * config/mips/mips.c (mips_va_start): Update.
2702 (mips16_build_function_stub): Update.
2703 (mips_compute_frame_info): Update.
2704 (mips_restore_gp): Update.
2705 (mips_output_function_prologue): Update.
2706 (mips_expand_prologue): Update.
2707 * config/v850/v850.c (compute_frame_size): Update.
2708 (expand_prologue): * config/mmix/mmix.c (along): update.
2709 (mmix_initial_elimination_offset): update.
2710 (mmix_reorg): update.
2711 (mmix_use_simple_return): update.
2712 (mmix_expand_prologue): update.
2713 (mmix_expand_epilogue): Update.
2714 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
2715 (emit_link_insn): Update.
2717 2008-04-08 Anatoly Sokolov <aesok@post.ru>
2719 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
2720 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
2722 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
2725 2008-04-07 Jan Hubicka <jh@suse.cz>
2727 * function.h (rtl): Rename to x_rtl.
2729 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2730 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2731 used_temp_slots avail_temp_slots, temp_slot_level,
2732 nonlocal_goto_handler_labels): Update accesstors.
2733 (rtl): New global variable.
2734 (struct function): Move some fileds to rtl_data.
2735 (get_arg_pointer_save_area): Update prototype.
2736 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2737 get_arg_pointer_save_area.
2738 * expr.c (init_expr): Update
2739 * function.c (get_frame_size): Update
2740 (assign_stack_local): Update
2741 (expand_function_end): Update.
2742 (get_art_pointer_save_area): Update
2744 * emit-rtl.c (rtl): Declare.
2745 (regno_reg_rtx): Declare.
2746 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2748 (gen_reg_rtx): Update.
2749 * varasm.c (n_deferred_constatns): Update accestor.
2750 (init_varasm_status): Do not allocate varasm_status.
2751 (force_const_mem, get_pool_size, output_constant_pool): Update.
2752 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2753 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2754 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
2755 * sparc/sparc.h (INIT_EXPANDERS): Update.
2756 * ia64/ia64.h (INIT_EXPANDERS): Update.
2758 2008-04-07 James E. Wilson <wilson@tuliptree.org>
2760 * reload.c (push_secondary_reload): Add missing break to for loop.
2762 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2764 PR middle-end/PR28690
2765 * rtlanal.c: Update copyright years.
2766 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
2767 as REG_POINTER and MEM_POINTER operands.
2768 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
2769 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
2770 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
2771 * gcse.c: Update copyright years.
2772 (pre_delete): Call gen_reg_rtx_and_attrs.
2773 (hoist_code): Likewise.
2774 (build_store_vectors): Likewise.
2775 (delete_store): Likewise.
2776 * loop-invariant.c (move_invariant_reg): Likewise.
2777 Update copyright years.
2779 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
2781 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
2782 control string instead of quoted.
2784 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2786 * doc/rtl.texi: Rewrite of subreg section.
2788 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
2791 * config/i386/i386.c (legitimize_pic_address): Add treating
2792 of dllimport SYM_REF's.
2793 (legitimize_dllimport_symbol): Add prototype.
2795 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2797 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
2798 reference in constructor with non self-referential type.
2800 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2802 Removal of Return with Depressed Stack Pointer support
2803 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
2804 (ECF_SP_DEPRESSED): Likewise.
2805 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
2806 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
2807 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2808 (expand_call): Do not test ECF_SP_DEPRESSED.
2809 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2810 * function.c (keep_stack_depressed): Delete.
2811 (handle_epilogue_set): Likewise.
2812 (update_epilogue_consts): Likewise.
2813 (emit_equiv_load): Likewise.
2814 (thread_prologue_and_epilogue_insns): Remove support for Return with
2815 Depressed Stack Pointer.
2816 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2818 2008-04-06 Richard Guenther <rguenther@suse.de>
2820 PR tree-optimization/35400
2821 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
2822 information from SSA_NAMEs.
2824 2008-04-06 Anatoly Sokolov <aesok@post.ru>
2826 * config/avr/avr.h (avr_mega_p): Remove declaration.
2827 (AVR_MEGA): Remove macro.
2828 * config/avr/avr.c (avr_mega_p): Remove variable.
2829 (avr_override_options): Remove inicializion of avr_mega_p.
2830 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2831 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2832 (avr_jump_mode): (Ditto.).
2833 (avr_output_progmem_section_asm_op): (Ditto.).
2834 (avr_asm_init_sections): (Ditto.).
2835 (avr_asm_init_sections): (Ditto.).
2836 (avr_rtx_costs): (Ditto.).
2837 * config/avr/avr.md: (Ditto.).
2838 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
2841 2008-04-06 Richard Guenther <rguenther@suse.de>
2843 PR tree-optimization/35842
2844 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
2845 is_gimple_invariant_address.
2847 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2849 * gcc.c (default_compilers): Sync Fortran extensions list with
2850 that in fortran/lang-specs.h.
2851 * doc/invoke.texi: Likewise.
2852 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
2853 * dwarf2out.c (gen_compile_unit_die): Likewise.
2855 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
2857 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
2859 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
2862 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
2863 attribute is used for nested functions.
2865 2008-04-05 Jan Hubicka <jh@suse.cz>
2867 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
2869 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
2871 (dump_files): Update.
2872 (enable_rtl_dump_file): Do not accept letter argument.
2873 * tree-pass.h (dump_file_info): Remove letter argument.
2874 * toplev.c (decode_d_option): Update -da handling.
2875 * toplev.h (enable_rtl_dump_file): Update prototype.
2876 * passes.c (register_one_dump_file): Do not accept IPA argument; work
2877 it out based on pass type.
2878 (register_dump_files_1): Likewise.
2879 (init_optimization_passes): Update register_one_dump_file calls.
2880 (execute_one_pass): Sanity check that IPA passes are called at IPA
2881 level and RTL passes at RTL level.
2882 (execute_pass_list): IPA pass can not be after or subpass of
2884 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
2885 disallov RTL subpasses of IPA subpasses.
2887 2008-04-05 Ben Elliston <bje@au.ibm.com>
2889 * tree-cfg.c (need_fake_edge_p): Return false for calls to
2890 builtins that return exactly once and do not throw. Cache call to
2893 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
2895 PR rtl-optimization/34916
2897 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
2898 between instruction pairs.
2900 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
2902 * doc/invoke.texi: Document -mbitops for SH.
2903 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
2904 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
2905 * config/sh/sh.c (print_operand): Add %t operand code.
2906 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
2907 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
2908 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
2909 (extendqihi2): Likewise.
2910 (movqi_i): Likewise.
2911 (insv): Use bset, bclr and bst instructions for SH2A if possible.
2912 (extv): Use bld instruction for SH2A if possible.
2914 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
2915 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
2916 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
2917 (bset.b, bclr.b): Define peepholes.
2918 * config/sh/sh.opt (mbitops): New option.
2920 2008-04-04 Janis Johnson <janis187@us.ibm.com>
2923 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
2924 and view convert expression.
2926 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2929 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2931 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
2933 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
2935 * config/i386/cpuid.h (bit_AES): New.
2936 (bit_PCLMUL): Likewise.
2938 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
2939 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
2940 SSE2 if AES or PCLMUL is enabled.
2941 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
2942 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2943 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
2944 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
2945 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
2946 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
2947 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2948 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
2949 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
2950 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
2951 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
2952 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
2953 __builtin_ia32_aeskeygenassist128 and
2954 __builtin_ia32_pclmulqdq128.
2955 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
2956 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
2957 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
2959 * config/i386/i386.h (TARGET_AES): New.
2960 (TARGET_PCLMUL): Likewise.
2961 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
2963 * config/i386/i386.md (UNSPEC_AESENC): New.
2964 (UNSPEC_AESENCLAST): Likewise.
2965 (UNSPEC_AESDEC): Likewise.
2966 (UNSPEC_AESDECLAST): Likewise.
2967 (UNSPEC_AESIMC): Likewise.
2968 (UNSPEC_AESKEYGENASSIST): Likewise.
2969 (UNSPEC_PCLMUL): Likewise.
2971 * config/i386/i386.opt (maes): New.
2972 (mpclmul): Likewise.
2974 * config/i386/sse.md (aesenc): New pattern.
2975 (aesenclast): Likewise.
2977 (aesdeclast): Likewise.
2979 (aeskeygenassist): Likewise.
2980 (pclmulqdq): Likewise.
2982 * config/i386/wmmintrin.h: New.
2984 * doc/extend.texi: Document AES and PCLMUL built-in function.
2986 * doc/invoke.texi: Document -maes and -mpclmul.
2988 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
2990 * function.c (free_after_parsing): Replace with
2991 cxx_push_function_context from C++ front-end.
2992 (allocate_struct_function): Don't call langhook.
2993 * langhooks.h (struct lang_hooks_for_functions): Delete.
2994 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
2996 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
2997 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
2998 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
2999 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3000 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3001 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3002 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3004 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3005 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3007 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3010 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3013 2008-04-04 Richard Guenther <rguenther@suse.de>
3016 * fold-const.c (optimize_minmax_comparison): Use the correct
3017 type for the constant in the simplified comparison.
3019 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3021 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3022 Pass L2 size as "--param l2-cache-size" to the compiler.
3023 (decode_l2_cache): New function to decode L2 cache parameters using
3024 0x8000006 extended cpuid function.
3025 (detect_caches_amd): Determine parameters of L2 cache using
3026 decode_l2_caches function.
3027 (decode_caches_intel): Decode L2 cache parameters.
3028 (detect_caches_intel): Determine L2 cache parameters using
3029 decode_caches_intel and decode_l2_caches functions.
3031 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3033 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3034 secondary input reload for subword loads from the constant pool.
3036 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3039 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3040 constants of the appropriate size for runtime calculations.
3043 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3044 decimal-float literal constant zero.
3046 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3049 * c-parser.c (c_parser_omp_atomic): Call
3050 default_function_array_conversion on the RHS.
3053 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3054 call is_variable_sized if decl has incomplete type.
3056 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3058 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3060 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3062 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3064 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3065 (sgt<u>): Merge sgt and sgtu into new expander.
3066 (sgt, sgtu): Remove expanders.
3067 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3068 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3069 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3070 *sgtu_<mode>_mips16 into new pattern.
3071 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3072 (sge<u>): Merge sge and sgeu into new expander.
3073 (sge, sgeu): Remove expanders.
3074 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3076 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3077 (slt<u>): Merge slt and sltu into new expander.
3078 (slt, sltu): Remove expanders.
3079 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3080 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3081 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3082 *sltu_<mode>_mips16 into new pattern.
3083 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3084 (sle<u>): Merge sle and sleu into new expander.
3085 (sle, sleu): Remove expanders.
3086 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3087 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3088 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3089 *sleu_<mode>_mips16 into new pattern.
3090 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3092 2008-04-03 Jan Hubicka <jh@suse.cz>
3094 PR tree-optimization/35795
3095 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3096 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3097 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3098 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3099 * score/score3.c (score3_output_mi_thunk): Likewise.
3100 * score/score7.c (score7_output_mi_thunk): Likewise.
3101 * mips/mips.c (mips_output_mi_thunk): Likewise.
3103 2008-04-03 Richard Guenther <rguenther@suse.de>
3105 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3106 conversions. Simplify code.
3108 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3110 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3112 2008-04-03 Tom Tromey <tromey@redhat.com>
3113 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3115 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3116 * config/bfin/t-bfin-linux (generated_files): Add
3117 linux-sysroot-suffix.h.
3118 * doc/install.texi (Prerequisites): Require make 3.80.
3119 * doc/sourcebuild.texi (Front End Directory): Document new
3121 * Makefile.in (generated_files): New variable.
3122 (ALL_HOST_OBJS): New variable.
3123 ($(ALL_HOST_OBJS)): New target.
3125 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3127 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
3128 (remap_block): Call id->transform_lang_insert_block instead
3130 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
3131 Set id.transform_lang_insert_block to NULL.
3132 (clone_body): Move to cp/optimize.c
3133 * tree-inline.h (struct copy_body_data): Change
3134 transform_lang_insert_block to function pointer.
3135 (copy_generic_body, copy_decl_no_change): Export.
3136 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
3137 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
3138 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
3140 * c-tree.h (insert_block): Kill.
3141 * c-decl.c (insert_block): Kill.
3143 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3145 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3146 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3147 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
3149 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
3150 argument, call {push,pop}_function_context from here.
3151 * c-parser.c: Use c_{push,pop}_function_context.
3153 * function.c (push_function_context_to): Move meat ...
3154 (push_function_context): ... here. Simplify.
3155 * function.c (pop_function_context_from): Move meat ...
3156 (pop_function_context): ... here. Simplify.
3157 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
3159 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3160 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3161 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
3162 * tree.h (push_function_context_to, pop_function_context_from): Remove.
3164 2008-04-03 Ben Elliston <bje@au.ibm.com>
3166 * expmed.c (extract_force_align_mem_bit_field): Remove.
3168 2008-04-03 Richard Guenther <rguenther@suse.de>
3171 * expr.h (try_casesi): Adjust prototype.
3172 * expr.c (try_casesi): Take fallback label as extra parameter.
3173 Use that for gen_casesi if default_label is NULL.
3174 * stmt.c (expand_case): Pass fallback label to try_casesi,
3175 make sure to fill gaps with a fallback label if default_label
3178 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
3181 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
3183 2008-04-03 Ben Elliston <bje@au.ibm.com>
3185 * expmed.c (extract_split_bit_field): Remove if (0) code.
3186 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
3187 (do_ds_constraint): Likewise.
3189 2008-04-02 Joseph Myers <joseph@codesourcery.com>
3191 * doc/cppopts.texi (-dU): Document.
3192 * c-common.h (flag_dump_macros): Update comment.
3193 * c-opts.c (handle_OPT_d): Handle -dU.
3194 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
3195 dump_queued_macros, cb_used_define, cb_used_undef): New.
3196 (init_pp_output): Handle -dU.
3197 (cb_line_change): Call dump_queued_macros.
3198 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
3200 2008-04-02 Anatoly Sokolov <aesok@post.ru>
3202 * config/avr/predicates.md (io_address_operand): New predicate.
3203 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
3204 * config/avr/avr.c (avr_io_address_p): Remove function.
3205 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
3206 'avr_io_address_p' function.
3207 (out_movhi_r_mr): (Ditto.).
3208 (out_movqi_mr_r): (Ditto.).
3209 (out_movhi_mr_r): (Ditto.).
3210 (avr_address_cost): (Ditto.).
3212 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
3214 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
3215 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
3216 in 32bit mode when XMM registers are available to avoid store
3218 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
3219 corresponding post-reload splitters.
3221 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3223 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
3224 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
3225 __builtin_ia32_roundss.
3226 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
3227 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
3228 __builtin_ia32_roundss.
3229 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
3230 IX86_BUILTIN_SHUFPD here.
3232 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3234 * config/i386/i386.md (plogic): New.
3235 (plogicprefix): Likewise.
3237 * config/i386/mmx.md (mmx_<code><mode>3): New.
3238 (mmx_and<mode>3): Removed.
3239 (mmx_ior<mode>3): Likewise.
3240 (mmx_xor<mode>3): Likewise.
3242 * config/i386/sse.md (<code><mode>3): New.
3243 (*<code><mode>3): Likewise.
3244 (*<code><mode>3): Likewise.
3245 (<code><mode>3): Likewise.
3246 (*sse_<code><mode>3): Likewise.
3247 (*sse2_<code><mode>3): Likewise.
3248 (<code>tf3): Likewise.
3249 (*<code>tf3): Likewise.
3250 (and<mode>3): Likewise.
3251 (*and<mode>3): Likewise.
3252 (ior<mode>3): Removed.
3253 (*ior<mode>3): Likewise.
3254 (xor<mode>3): Likewise.
3255 (*xor<mode>3): Likewise.
3256 (*and<mode>3): Likewise.
3257 (*ior<mode>3): Likewise.
3258 (*xor<mode>3): Likewise.
3259 (and<mode>3): Likewise.
3260 (*sse_and<mode>3): Likewise.
3261 (*sse2_and<mode>3): Likewise.
3263 (*andtf3): Likewise.
3264 (ior<mode>3): Likewise.
3265 (*sse_ior<mode>3): Likewise.
3266 (*sse2_ior<mode>3): Likewise.
3268 (*iortf3): Likewise.
3269 (xor<mode>3): Likewise.
3270 (*sse_xor<mode>3): Likewise.
3271 (*sse2_xor<mode>3): Likewise.
3273 (*xortf3): Likewise.
3275 2008-04-02 Richard Guenther <rguenther@suse.de>
3277 PR tree-optimization/14495
3278 PR tree-optimization/34793
3279 * tree-vrp.c (struct switch_update): New structure.
3280 (to_remove_edges, to_update_switch_stmts): New VECs.
3281 (simplify_switch_using_ranges): New function. Remove not taken
3282 case labels and edges.
3283 (simplify_stmt_using_ranges): Call it.
3284 (identify_jump_threads): Mark edges we have queued for removal
3285 so we don't thread them.
3286 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
3288 * tree-cfg.c (group_case_labels): Deal with missing default label.
3289 (tree_verify_flow_info): Allow missing default label.
3290 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
3291 (emit_case_nodes): Likewise.
3292 (expand_case): Do not rely on the default label to be present.
3293 * expr.c (try_casesi): Deal with NULL default_label.
3294 (do_tablejump): Likewise.
3296 2008-04-02 Richard Guenther <rguenther@suse.de>
3298 PR tree-optimization/14495
3299 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
3300 SWITCH_EXPR here ...
3301 (vrp_visit_switch_stmt): ... but here (new function).
3302 (find_case_label_index): New helper function.
3303 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
3305 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3307 * fwprop.c: Fix ISO-C99ism.
3309 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3312 * Makefile.in (objdir): Set it here.
3313 * configure.ac: Not here. Find dynamic linker characteristics.
3314 * exec-tool.in: Use them.
3315 * aclocal.m4: Regenerate.
3316 * configure: Regenerate.
3318 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3320 * expr.c (expand_var): Delete it.
3321 * expr.h (expand_var): Delete prototype.
3322 * function.c (expand_function_start): Use expand_decl instead.
3323 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
3326 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
3328 PR rtl-optimization/35542
3329 * fwprop.c (forward_propagate_and_simplify): Replace
3330 loc_reg_mentioned_in_p with reg_mentioned_p.
3332 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3334 PR rtl-optimization/35281
3335 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
3336 (propagate_rtx_1): Handle PR_HANDLE_MEM.
3337 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
3338 (varying_mem_p): Move above propagate_rtx.
3339 (all_uses_available_at): Do not check MEMs.
3341 2008-04-02 Rafael Espindola <espindola@google.com>
3343 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
3344 (register_edge_assert_for_2): Split the cond argument.
3345 (register_edge_assert_for_1): Adjust for the change in
3346 register_edge_assert_for_2.
3347 (register_edge_assert_for): Split the cond argument.
3348 (find_switch_asserts): Adjust for the change in
3349 register_edge_assert_for.
3351 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
3353 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
3354 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
3355 offsets for 64-bit mingw.
3356 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
3357 abi for x86_64-pc-mingw.
3359 2008-04-02 Richard Guenther <rguenther@suse.de>
3361 * tree-vrp.c (extract_range_from_assert): Make sure to not
3362 produce range min/max with TREE_OVERFOW set.
3363 If merging a anti-range and a range keep the anti-range if
3364 the range covers all values of the type.
3365 (register_edge_assert_for_2): Only allow sign-changing
3366 conversions in detecting canonical range checks. Also
3367 register an assert for the unsigned name if useful.
3369 PR tree-optimization/35787
3370 * tree-vrp.c (vrp_val_max): New function.
3371 (vrp_val_min): Likewise.
3372 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
3373 (vrp_val_is_min): Likewise.
3374 (supports_overflow_infinity): Use vrp_val_{min,max}.
3375 (negative_overflow_infinity): Likewise.
3376 (positive_overflow_infinity): Likewise.
3377 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
3378 (is_positive_overflow_infinity): Likewise.
3379 (is_overflow_infinity): Likewise.
3380 (avoid_overflow_infinity): Use vrp_val_{min,max} and
3381 vrp_val_is_{min,max}.
3382 (set_and_canonicalize_value_range): Canonicalize anti-ranges
3383 to ranges if possible. Avoid empty ranges.
3385 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3388 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
3389 the expression is a function address.
3391 2008-04-01 George Helffrich <george@gcc.gnu.org>
3393 PR fortran/35154, fortran/23057
3394 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
3395 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
3396 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
3397 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
3399 (dbxout_syms): Check for COMMON-based symbol and wrap in
3400 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
3401 in bracket for efficiency.
3403 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
3404 using DW_TAG_common_block + member offset.
3405 (add_pubname_string): New function.
3406 (dw_expand_expr): New function to find block name and offset for
3408 (common_check): New function to check whether symbol in Fortran COMMON.
3409 (gen_variable_die): If COMMON, use DW_TAG_common_block.
3411 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
3414 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
3416 2008-04-02 Ben Elliston <bje@au.ibm.com>
3418 * config/v850/v850.md (casesi): Remove if (0) code.
3419 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3420 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3422 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
3424 * config/i386/i386.md (rex64suffix): New mode attribute.
3425 (floathi<mode>2): Disable expander for SSE math.
3426 (*floathi<mode>2_1): New insn insn_and_split pattern.
3427 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
3428 corresponding post-reload splitters.
3429 (*floathi<mode>2_i387): New macroized insn pattern.
3430 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
3431 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
3432 insn_and_split pattern.
3433 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
3434 New macroized instruction patterns and corresponding post-reload
3436 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
3437 and corresponding post-reload splitters.
3438 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
3439 New macroized instruction patterns.
3440 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
3441 macroized instruction patterns and corresponding post-reload splitters.
3442 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
3443 corresponding post-reload splitters.
3444 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
3445 New macroized instruction patterns.
3446 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
3447 corresponding post-reload splitters.
3448 (*floatsi<mode>2_i387): New macroized instruction patterns.
3450 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
3452 * config/i386/i386.md (smaxmin): New.
3453 (umaxmin): Likewise.
3454 (maxminiprefix): Likewise.
3455 (maxminfprefix): Likewise.
3456 (<code><mode>3): Likewise.
3457 (smin<mode>3): Removed.
3458 (smax<mode>3): Likewise.
3460 * config/i386/mmx.md (mmx_<code>v2sf3): New.
3461 (mmx_<code>v4hi3): Likewise.
3462 (mmx_<code>v8qi3): Likewise.
3463 (mmx_smaxv2sf3): Removed.
3464 (mmx_sminv2sf3): Likewise.
3465 (mmx_umaxv8qi3): Likewise.
3466 (mmx_smaxv4hi3): Likewise.
3467 (mmx_uminv8qi3): Likewise.
3468 (mmx_sminv4hi3): Likewise.
3470 * config/i386/sse.md (<addsub><mode>3): New.
3471 (*<addsub><mode>3): Likewise.
3472 (<sse>_vm<addsub><mode>3): Likewise.
3473 (<maxmin><mode>3): Likewise.
3474 (*<maxmin><mode>3_finite): Likewise.
3475 (*<maxmin><mode>3): Likewise.
3476 (<sse>_vm<maxmin><mode>3): Likewise.
3477 (sse3_h<addsub>v4sf3): Likewise.
3478 (sse3_h<addsub>v2df3): Likewise.
3479 (<maxmin>v16qi3): Likewise.
3480 (*<maxmin>v16qi3): Likewise.
3481 (<maxmin>v8hi3): Likewise.
3482 (*<maxmin>v8hi3): Likewise.
3483 (*sse4_1_<maxmin><mode>3): Likewise.
3484 (*sse4_1_<maxmin><mode>3): Likewise.
3485 (add<mode>3): Removed.
3486 (*add<mode>3): Likewise.
3487 (<sse>_vmadd<mode>3): Likewise.
3488 (sub<mode>3): Likewise.
3489 (*sub<mode>3): Likewise.
3490 (<sse>_vmsub<mode>3): Likewise.
3491 (smin<mode>3): Likewise.
3492 (*smin<mode>3_finite): Likewise.
3493 (*smin<mode>3): Likewise.
3494 (<sse>_vmsmin<mode>3): Likewise.
3495 (smax<mode>3): Likewise.
3496 (*smax<mode>3_finite): Likewise.
3497 (*smax<mode>3): Likewise.
3498 (<sse>_vmsmax<mode>3): Likewise.
3499 (sse3_haddv4sf3): Likewise.
3500 (sse3_haddv2df3): Likewise.
3501 (sse3_hsubv4sf3): Likewise.
3502 (sse3_hsubv2df3): Likewise.
3503 (umaxv16qi3): Likewise.
3504 (*umaxv16qi3): Likewise.
3505 (smaxv8hi3): Likewise.
3506 (*smaxv8hi3): Likewise.
3507 (*sse4_1_smax<mode>3): Likewise.
3508 (*sse4_1_umax<mode>3): Likewise.
3509 (uminv16qi3): Likewise.
3510 (*uminv16qi3): Likewise.
3511 (sminv8hi3): Likewise.
3512 (*sminv8hi3): Likewise.
3513 (*sse4_1_smin<mode>3): Likewise.
3514 (*sse4_1_umin<mode>3): Likewise.
3516 2008-04-01 Rafael Espindola <espindola@google.com>
3518 * tree-cfg.c (verify_expr): remove in_phi.
3519 (verify_stmt): Don't call walk_tree with verify_expr. Use
3520 is_gimple_min_invariant instead of is_gimple_val.
3522 2008-04-01 Joseph Myers <joseph@codesourcery.com>
3524 * doc/include/gpl_v3.texi: Update for manpage generation.
3525 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
3527 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
3528 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
3529 gpl_v3.texi instead of gpl.texi.
3532 2008-04-01 Jakub Jelinek <jakub@redhat.com>
3535 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
3537 2008-04-01 Rafael Espindola <espindola@google.com>
3539 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
3540 (extract_code_and_val_from_cond): Use
3541 extract_code_and_val_from_cond_with_ops.
3543 2008-04-01 Jan Hubicka <jh@suse.cz>
3545 * function.c (free_after_compilation): Free epilogue_delay_list.
3546 (prepare_function_start): Assert that previous compilation was freed.
3548 2008-04-01 Jan Hubicka <jh@suse.cz>
3549 Jim Wilson <wilson@tuliptree.org>
3550 Andreas Tobler <andreast@gcc.gnu.org>
3553 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
3554 rtl.emit instead cfun->emit.
3555 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
3556 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
3558 2008-04-01 Ben Elliston <bje@au.ibm.com>
3560 * doc/c-tree.texi (Function Basics): Fix grammatical error.
3562 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
3564 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
3566 (fprofile-use): Add var flag_profile_use
3567 * coverage.c (coverage_begin_output): Do not open a gcno file for
3568 output only if -ftest-coverage is set.
3569 Do not add getpwd() to gcda file path.
3570 (build_gcov_info): Check the new flag
3571 flag_profile_datafile_relative_path.
3572 (coverage_init): Use profile_data_prefix.
3573 Read profile counter only if flag_profile_use is set.
3574 * opts.c (common_handle_option): New option fprofile-use=,
3575 fprofile-dir=, fprofile-generate=.
3576 * toplev.c (profile_data_prefix): New variable definition.
3577 * toplev.h (profile_data_prefix): New declaration.
3578 * doc/invoke.tex (Option Summary, Optimization Options):
3581 2008-03-31 James E. Wilson <wilson@tuliptree.org>
3583 * varasm.c (output_constant_pool_1): In LABEL_REF check,
3584 use tmp consistently.
3587 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
3588 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3589 UNSPEC_FR_RECIP_APPROX_RES.
3590 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
3592 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
3595 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
3597 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3600 * fold-const.c (fold_indirect_ref_1): Support accessing non first
3601 element of the vector via a pointer.
3603 2008-03-31 Ian Lance Taylor <iant@google.com>
3605 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
3607 2008-03-31 Jan Hubicka <jh@suse.cz>
3609 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3610 get_arg_pointer_save_area.
3611 * expr.c (init_expr): Just clear out rtl.expr.
3612 * function.c (free_after_compilation): Clear out whole RTL structure.
3613 (get_func_frame_size): Merge into ...
3614 (get_frame_size): ... this one.
3615 (assign_stack_local_1): Merge into ...
3616 (assign_stack_local): ... this one.
3617 (expand_function_end): Update call of get_arg_pointer_save_area.
3618 (get_art_pointer_save_area): Remove cfun argument.
3619 * function.h (emit_status): regno_pointer_align does not need length
3620 attribute. Move x_regno_reg_rtx to ...
3621 (regno_reg_rtx): ... new global array.
3622 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
3623 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
3624 apply_args_value, forced_labels, stack_pointer_delta):
3626 (struct varasm_status): Move here from varasm.c
3627 (struct rtl_data): New. Move here some fields from struct function.
3628 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3629 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3630 used_temp_slots avail_temp_slots, temp_slot_level,
3631 nonlocal_goto_handler_labels): Update accesstors.
3632 (rtl): New global variable.
3633 (struct function): Move some fileds to rtl_data.
3634 (get_arg_pointer_save_area): Update prototype.
3635 * emit-rtl.c (rtl): Declare.
3636 (regno_reg_rtx): Declare.
3637 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3639 (gen_reg_rtx): Update.
3640 (init_virtual_regs): Do not tate emit_status argument.
3641 (init_emit): Do not allocate emit.
3642 * varasm.c (varasm_statuc): Move to function.h.
3643 (n_deferred_constatns): Update accestor.
3644 (init_varasm_status): Do not allocate varasm_status.
3645 (force_const_mem, get_pool_size, output_constant_pool): Update.
3646 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3647 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3649 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
3651 PR rtl-optimization/35729
3652 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
3655 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
3658 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
3659 load/store if memory is unaligned.
3660 (*movti_rex64): Likewise.
3662 * config/i386/predicates.md (misaligned_operand): New.
3664 2008-03-31 Andrew Pinski <pinskia@gmail.com>
3667 * tree-ssa-phiopt.c (conditional_replacement): Return early for
3670 2008-03-31 Jan Beulich <jbeulich@novell.com>
3672 * config/ia64/constraints.md: Add 'j' constraint.
3673 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
3674 (movdi_internal): Likewise.
3676 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
3679 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
3681 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3684 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
3685 proper error message for the third argument on blendpd and
3688 * config/i386/sse.md (blendbits): New.
3689 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
3691 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
3693 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
3695 2008-03-30 Richard Guenther <rguenther@suse.de>
3698 * fold-const.c (fold_sign_changed_comparison): Do leave
3699 conversions to base-types alone.
3701 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3703 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
3704 the link register if one altivec register is be saved.
3706 2008-03-30 Ben Elliston <bje@au.ibm.com>
3708 * final.c (final_scan_insn): Remove if (0) code.
3710 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
3712 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
3714 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
3716 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
3717 of V4SFmode to ix86_binary_operator_ok.
3719 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
3721 * config/i386/i386.c (override_options): Initialize
3722 ix86_veclib_handler to ix86_veclibabi_svml when
3723 -mveclibabi=svml is used.
3724 (ix86_veclibabi_svml): New function for SVML ABI style
3725 vectorization support.
3726 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
3728 2008-03-28 Rafael Espindola <espindola@google.com>
3730 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
3731 (tree_binary_nonnegative_warnv_p): Make it public.
3732 (tree_single_nonnegative_warnv_p): Make it public.
3733 (tree_invalid_nonnegative_warnv_p): Make it public.
3734 (tree_unary_nonzero_warnv_p): Make it public.
3735 (tree_binary_nonzero_warnv_p): Make it public
3736 (tree_single_nonzero_warnv_p): Make it public.
3737 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
3738 (extract_range_from_binary_expr): Split the expr argument.
3739 (extract_range_from_unary_expr): Split the expr argument.
3740 (extract_range_from_comparison): Split the expr argument.
3741 (extract_range_from_expr): Use the new aux functions.
3742 (vrp_evaluate_conditional_warnv): Use
3743 vrp_evaluate_conditional_warnv_with_ops.
3744 * tree.h (tree_unary_nonzero_warnv_p): Declare.
3745 (tree_binary_nonzero_warnv_p): Declare.
3746 (tree_single_nonzero_warnv_p): Declare.
3747 (tree_expr_nonzero_warnv_p): Declare.
3748 (tree_unary_nonnegative_warnv_p): Declare.
3749 (tree_binary_nonnegative_warnv_p): Declare.
3750 (tree_single_nonnegative_warnv_p): Declare.
3751 (tree_invalid_nonnegative_warnv_p): Declare.
3753 2008-03-28 Richard Guenther <rguenther@suse.de>
3755 PR tree-optimization/30317
3756 PR tree-optimization/30911
3757 PR tree-optimization/34793
3758 * tree-vrp.c (set_and_canonicalize_value_range): New function.
3759 (struct assert_locus_d): New member EXPR.
3760 (register_new_assert_for): Add EXPR parameter to support
3761 ASSERT_EXPR <name, expr OP limit>.
3762 (register_edge_assert_for_1): Adjust callers.
3763 (find_assert_locations): Likewise.
3764 (process_assert_insertions_for): Build condition from expression.
3765 (extract_range_from_assert): Handle ASSERT_EXPRs
3766 of the form ASSERT_EXPR <name, expr OP limit>.
3767 (register_edge_assert_for_2): New helper registering
3768 asserts for comparisons. Recognize range tests of the form
3769 (unsigned)i - CST1 OP CST2.
3770 (register_edge_assert_for_1): Use it.
3771 (register_edge_assert_for): Likewise.
3772 (needs_overflow_infinity): Integer sub-types
3773 do not need overflow infinities.
3774 (vrp_val_is_max): The extreme values of integer sub-types
3775 are those of the base type.
3776 (vrp_val_is_min): Likewise.
3777 * tree.def (ASSERT_EXPR): Document extra allowed conditional
3780 2008-03-28 Nick Clifton <nickc@redhat.com>
3783 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3784 Return GENERAL_REGS for stack adjustment reloads.
3786 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3789 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
3790 const_vector when all the vectors are constant.
3792 2008-03-27 Bob Wilson <bob.wilson@acm.org>
3794 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
3796 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
3797 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
3799 (s<code>_sf): Use new scc_sf attribute for opcode names.
3801 2008-03-27 Tom Tromey <tromey@redhat.com>
3803 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
3804 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
3805 config/spu/t-spu-elf, config/i386/t-interix,
3806 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
3807 config/i386/x-darwin, config/i386/x-mingw32,
3808 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
3809 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
3810 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
3811 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
3812 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
3813 config/rs6000/x-darwin, config/rs6000/t-rs6000,
3814 config/score/t-score-elf, config/arm/t-strongarm-pe,
3815 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
3816 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
3817 Revert automatic dependency patch.
3819 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
3822 * config/i386/i386.c (ix86_function_arg_boundary): Align
3823 decimal floating point to its natural boundary.
3825 2008-03-27 Richard Guenther <rguenther@suse.de>
3828 * fold-const.c (fold_comparison): Restrict distinct decl
3829 comparison folding to VAR_DECLs and PARM_DECLs. Do not
3830 solely rely on operand_equal_p.
3832 2008-03-27 Richard Guenther <rguenther@suse.de>
3835 * c-common.c (handle_weak_attribute): Reject combination of
3838 2008-03-27 Richard Guenther <rguenther@suse.de>
3840 PR tree-optimization/32810
3841 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
3842 conversions from DECL_INITIAL.
3843 (fold_const_aggregate_ref): Likewise from constructor elements.
3845 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
3847 * tree-affine.h (aff_combination_expand): Declare.
3848 (get_inner_reference_aff): Likewise.
3849 * tree-affine.c (aff_combination_expand): Split out from
3850 tree_to_aff_combination_expand.
3851 (get_inner_reference_aff): New function.
3852 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
3853 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
3854 (struct lim_aux_data): sm_done field removed.
3855 (mem_ref_loc_p, mem_ref_locs_p): New types.
3856 (struct mem_ref): Added id, stored, accesses_in_loop,
3857 indep_loop, dep_loop, indep_ref, dep_ref fields.
3858 Removed is_stored, locs and next fields.
3859 (memory_accesses): New variable.
3860 (movement_possibility): Do not allow moving statements
3861 that store to memory.
3862 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
3864 (determine_max_movement): For statements with memory references,
3865 find the outermost loop in that the reference is independent.
3866 (move_computations_stmt): Mark the virtual operands for renaming.
3867 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
3868 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
3869 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
3870 add_vop_ref_mapping, create_vop_ref_mapping_loop,
3871 create_vop_ref_mapping, analyze_memory_references,
3872 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
3873 get_all_locs_in_loop, ref_always_accessed_p,
3874 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
3875 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
3876 store_motion_loop, store_motion): New functions.
3877 (struct vop_to_refs_elt): New type.
3878 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
3879 memref_hash, memref_eq, hoist_memory_references): Rewritten.
3880 (schedule_sm): Replaced by...
3881 (execute_sm): ... this.
3882 (determine_lsm_ref, hoist_memory_references,
3883 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
3884 find_more_ref_vops, free_mem_ref, free_mem_refs,
3885 determine_lsm_loop, determine_lsm): Removed.
3886 (tree_ssa_lim_finalize): Free data structures used by store motion.
3887 (tree_ssa_lim): Call analyze_memory_references. Use
3888 store_motion instead of determine_lsm.
3890 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3892 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
3893 rename tmake_file to m68hc11/t-m68hc11.
3894 (mcore): Set inhibit_libc to true.
3895 * config.host (alpha*-dec-*vms*): Set extra_programs.
3896 (interix3*): Don't use host_xmake_file.
3897 * configure.ac: Let config.gcc override inhibit_libc.
3898 * configure: Regenerate.
3900 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
3901 * config/t-openbsd-thread: Remove commented out lines.
3903 * config/x-interix: Remove.
3905 * config/m68hc11/t-m68hc11-gas: Rename to...
3906 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
3908 * config/mcore/t-mcore: Remove T_CFLAGS.
3909 * config/mcore/t-mcore-pe: Likewise.
3911 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3913 * configure.ac: Replace custom __GNU_SOURCE test with
3914 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
3915 * aclocal.m4: Regenerate.
3916 * configure: Regenerate.
3917 * config.in: Regenerate.
3919 2008-03-27 Richard Guenther <rguenther@suse.de>
3921 * fold-const.c (target.h): Include.
3922 (fold_comparison): Fold comparison of addresses of decls
3923 that bind locally or of constants. Consolidate address folding code.
3924 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
3925 results from fold_binary_to_constant.
3926 (compare_values_warnv): Likewise.
3928 2008-03-27 Andrew Pinski <pinskia@gmail.com>
3931 * fold-const.c (fold_truthop): Check for integeral types when folding
3932 a == 0 && b == 0 and a != 0 || b != 0 .
3934 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
3936 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
3938 2008-03-26 Andreas Schwab <schwab@suse.de>
3940 * doc/invoke.texi: Fix use of @item vs. @itemx.
3942 2008-03-26 Tom Tromey <tromey@redhat.com>
3944 * Makefile.in (build/gensupport.o, build/print-rtl.o,
3945 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
3946 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
3947 build/gencodes.o, build/genconditions.o, build/genconfig.o,
3948 build/genconstants.o, build/genemit.o, build/genextract.o,
3949 build/genflags.o, build/genmddeps.o, build/genopinit.o,
3950 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
3953 2008-03-26 Richard Guenther <rguenther@suse.de>
3956 2008-03-26 Richard Guenther <rguenther@suse.de>
3958 * fold-const.c (target.h): Include.
3959 (fold_comparison): Fold comparison of addresses of two decls
3960 that bind locally. Consolidate address folding code.
3962 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3964 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
3965 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
3966 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
3967 dconstsqrt2, dconstthird, dconste and/or dconst10.
3968 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
3969 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
3970 dconstsqrt2, dconste): Delete.
3971 (init_emit_once): Likewise. Simplify initializing dconstm1.
3973 * real.c (get_real_const): New.
3974 * real.h (dconst3, dconst10, dconstm2, dconstthird,
3975 dconstsqrt2, dconste): Delete.
3976 (real_value_const, get_real_const): New.
3978 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
3980 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
3982 * config/i386/i386.c (ix86_function_arg_boundary): Check
3983 BIGGEST_ALIGNMENT instead of 128.
3984 (setup_incoming_varargs_64): Likewise.
3986 2008-03-26 Tom Tromey <tromey@redhat.com>
3988 * Makefile.in (DEPFILES): Add missing '/'.
3990 2008-03-26 Richard Guenther <rguenther@suse.de>
3992 * fold-const.c (target.h): Include.
3993 (fold_comparison): Fold comparison of addresses of two decls
3994 that bind locally. Consolidate address folding code.
3996 2008-03-26 Nick Clifton <nickc@redhat.com>
3999 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4000 not allow INT+INT as a legitimate addressing mode.
4002 2008-03-26 Richard Guenther <rguenther@suse.de>
4004 * tree-flow.h (widen_bitfield): Remove declaration.
4005 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4006 (widen_bitfield): Remove function.
4007 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4010 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4013 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4016 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4018 PR rtl-optimization/35232
4019 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4020 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4021 reg_reloaded_call_part_clobbered here.
4022 (reload_regs_reach_end_p): New function.
4023 (reload_reg_rtx_for_input): New variable.
4024 (reload_reg_rtx_for_output): Likewise.
4025 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4026 when reassigning a pseudo register. Load reloadreg from
4027 reload_reg_rtx_for_input, moving the mode and register
4029 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4030 instead of the original when deciding whether an input reload
4031 would be a no-op or whether an output reload can be deleted.
4032 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4033 when setting up new_spill_reg_store. Load it from
4034 reload_reg_rtx_for_output, moving the mode and register
4036 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4037 instead of the original when deciding whether an output reload
4038 would be a no-op. Do the same when modifying insn notes.
4039 Use rtx_equal_p instead of == to compare the registers.
4040 (inherit_piecemeal_p): Take a mode and two register numbers
4042 (emit_reload_insns): Clear new_spill_reg_store for every hard
4043 register in the reload register. Remove spill registers
4044 from reg_reloaded_valid before considering whether to record
4045 inheritance information for them. Use reload_reg_rtx_for_output
4046 instead of reg_rtx when recording output reloads. Use
4047 reload_reg_rtx_for_input instead of reg_rtx when recording
4048 input reloads. Set or clear reg_reloaded_call_part_clobbered
4049 at the same time as setting reg_reloaded_valid.
4050 (delete_output_reload): Add a new_reload_reg parameter and use it
4051 instead of rld[j].reg_rtx.
4052 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4055 2008-03-25 Tom Tromey <tromey@redhat.com>
4057 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4058 (build/genattr.o): Likewise.
4059 (build/genattrtab.o): Likewise.
4060 (build/gencodes.o): Likewise.
4061 (build/genconfig.o): Likewise.
4062 (build/genconstants.o): Likewise.
4063 (build/genemit.o): Likewise.
4064 (build/genextract.o): Likewise.
4065 (build/genflags.o): Likewise.
4067 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4069 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4070 instead of size_int for integer types.
4071 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4072 to match type of MINUS_EXPR.
4074 2008-03-25 Tom Tromey <tromey@redhat.com>
4076 * configure: Rebuilt.
4077 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4080 2008-03-25 Tom Tromey <tromey@redhat.com>
4082 * config/x-solaris (host-solaris.o): Update.
4083 * config/x-linux (host-linux.o): Update.
4084 * config/x-hpux (host-hpux.o): Update.
4085 * config/x-darwin (host-darwin.o): Update.
4086 * config/v850/t-v850e (v850-c.o): Update.
4087 * config/v850/t-v850 (v850-c.o): Update.
4088 * config/t-vxworks (vxworks.o): Update.
4089 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4090 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4091 * config/spu/t-spu-elf (spu-c.o): Update.
4093 * config/sh/t-symbian (sh-c.o): Update.
4094 (symbian.o): Update.
4095 * config/sh/t-sh (sh-c.o): Update.
4096 * config/score/t-score-elf (score7.o, score3.o): Update.
4097 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4098 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4099 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4100 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4102 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4103 * config/m32c/t-m32c (m32c-pragma.o): Update.
4104 * config/ia64/t-ia64 (ia64-c.o): Update.
4105 * config/i386/x-mingw32 (host-mingw32.o): Update.
4106 * config/i386/x-i386 (driver-i386.o): Update.
4107 * config/i386/x-darwin (host-i386-darwin.o): Update.
4108 * config/i386/x-cygwin (host-cygwin.o): Update.
4109 * config/i386/t-nwld (nwld.o): Update.
4110 * config/i386/t-netware (netware.o): Update.
4111 * config/i386/t-interix (winnt.o): Update.
4112 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4113 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4114 msformat-c.o): Update.
4115 * config/bfin/t-bfin-linux (generated_files): Add
4116 linux-sysroot-suffix.h.
4117 * config/arm/t-wince-pe (pe.o): Update.
4118 * config/arm/t-strongarm-pe (pe.o): Update.
4119 * config/arm/t-pe (pe.o): Update.
4120 * config/arm/t-arm (arm-c.o): Update.
4121 * doc/install.texi (Prerequisites): Require make 3.80.
4122 * Makefile.in: Remove .o targets.
4123 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
4124 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
4125 (simple_generated_h, simple_generated_c): Move earlier.
4126 (generated_files): New variable.
4127 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
4128 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
4129 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
4130 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
4131 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
4132 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
4133 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
4134 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
4135 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
4136 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
4137 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
4138 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
4140 (COMPILE.base, COMPILE): New variables.
4141 (%.o): New pattern rule.
4142 (ALL_HOST_OBJS): New variable.
4143 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
4144 (dummy-checksum.o, cc1-checksum.o): Remove.
4145 (DRIVER_SHLIB): New variable.
4146 (DRIVER_DEFINES): Use it.
4147 (gencondmd.c): Move out of build/.
4148 (s-conditions): Update.
4149 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
4150 (ALL_BUILD_OBJS): Likewise.
4151 (build/%.o): Use BUILDCOMPILE.
4152 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
4153 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
4154 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
4155 build/gencheck.o, build/gencodes.o, build/genconditions.o,
4156 build/genconfig.o, build/genconstants.o, build/genemit.o,
4157 build/genextract.o, build/genflags.o, build/genmddeps.o,
4158 build/genopinit.o, build/genoutput.o, build/genpeep.o,
4159 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
4160 build/gen-protos.o, build/scan.o, build/fix-header.o,
4161 build/scan-decls.o): Simplify.
4162 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
4163 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
4164 prefix.o, toplev.o): Reduce to variable setting.
4165 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
4166 ($(out_object_file), gcc-options.o): New targets.
4167 ($(ALL_HOST_OBJS)): New target. Include dependency files.
4168 * configure: Rebuilt.
4169 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
4170 * doc/sourcebuild.texi (Front End Directory): Document new variable.
4172 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
4174 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
4175 complain when we hit an error, return ERROR_MARK_NODE.
4177 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4179 * config/sh/constraints.md (Pso, Psz): New constraints.
4180 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
4181 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
4183 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4185 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
4186 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
4188 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4190 * config/sh/sh.md (prefetch): Add condition for SH2A target.
4191 (prefetch_sh2a): New.
4193 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4194 Naveen.H.S <naveen.hs@kpitcummins.com>
4196 * config/sh/constraints.md (I28): New constraint.
4197 * config/sh/sh.c (broken_move): Add support for movi20s.
4198 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
4200 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
4201 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4202 Naveen.H.S <naveen.hs@kpitcummins.com>
4204 * config/sh/sh.c (SH_ATTRIBUTES): Define.
4205 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4206 (print_operand): Handle resbank in %@ operand code.
4207 (sh_encode_section_info): New.
4208 (push_regs): Add conditions for resbank.
4209 (sh_expand_epilogue): Likewise.
4210 (sh_insert_attributes): Likewise.
4211 (sh_attribute_table): Likewise.
4212 (sh_handle_resbank_handler_attribute): New.
4213 (sh2a_handle_function_vector_handler_attribute): New.
4214 (sh2a_is_function_vector_call): New.
4215 (sh2a_get_function_vector_number): New.
4216 (sh2a_function_vector_p): New.
4217 (sh_cfun_resbank_handler_p): New.
4218 * config/sh/sh.md (calli): Emit jsr/n if possible.
4219 (calli_tbr_rel): New.
4220 (calli_pcrel): Emit jsr/n if possible.
4221 (return_i): Emit rts/n if possible.
4222 (call_valuei_tbr_rel): New.
4223 (call_valuei_pcrel): Add condition for SH2A target.
4224 (call_value): Likewise.
4225 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
4226 (sh2a_get_function_vector_number): Likewise.
4227 (sh2a_is_function_vector_call): Likewise.
4228 * doc/extend.texi: Document TBR relative addressing of SH2A.
4229 (resbank): Add description for SH2A.
4231 2008-03-24 Richard Guenther <rguenther@suse.de>
4234 * gimplify.c (gimplify_modify_expr): For frontend type-correct
4235 pointer assignments change conversions according to middle-end rules.
4236 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
4237 * configure.ac: Include type checking in yes.
4238 * configure: Regenerate.
4240 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4242 * diagnostic.c (diagnostic_count_diagnostic): Delete.
4243 (diagnostic_report_diagnostic): Update. Handle ICEs here.
4245 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
4247 * gthr-vxworks.h (UNUSED): Define.
4249 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
4251 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
4253 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
4255 * doc/extend.texi (Function Attributes): Add missing comma in the
4256 example of the "alloc_size" attribute.
4258 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
4261 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4263 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4266 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4269 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4270 of the underlying type of a MS bitfield layout to the natural
4271 alignment of the type.
4273 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4275 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4276 to their natural alignment to avoid store forwarding stalls.
4278 2008-03-22 Richard Guenther <rguenther@suse.de>
4280 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
4281 For PHI nodes verify the address is invariant.
4282 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
4283 (get_symbol_constant_value): Use is_gimple_min_invariant.
4284 (maybe_fold_stmt_indirect): Likewise.
4286 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
4288 PR rtl-optimization/33927
4289 * Makefile.in (dse.o): Depend on $(TM_P_H).
4290 * expr.h (extract_low_bits): Declare.
4291 * expmed.c (extract_low_bits): New function.
4292 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
4293 * dse.c: Include tm_p.h.
4294 (find_shift_sequence): Remove the read_reg argument and return the
4295 read value. Emit the instructions instead of returning them.
4296 Iterate on new_mode rather than calculating it each time.
4297 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
4298 source to NEW_MODE and extract_low_bits to convert the shifted
4300 (replace_read): Allow the load and store to have different mode
4301 classes. Use extract_low_bits when SHIFT == 0. Create the shift
4302 or extraction instructions before trying the replacement. Update
4303 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
4305 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4307 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4308 to their natural alignment to avoid store forwarding stalls.
4310 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4313 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
4314 encouraging but not allowing gprs for input;
4315 change the input constraint to !f#r.
4316 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
4318 change the output constraint to !f#r.
4320 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
4323 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
4324 corresponding post-reload splitters.
4325 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
4326 when x87 FP math is selected.
4327 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
4328 New function prototype.
4329 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
4330 unreachable function to ease macroization of insn patterns.
4332 2008-03-21 Martin Jambor <mjambor@suse.cz>
4334 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
4335 reference dumps if ddr is NULL or dependence is unknown.
4337 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4339 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
4340 unsigned extension into account.
4341 (ATOMIC_COMPARE_AND_SWAP): Likewise.
4342 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
4343 Do computations on a scratch register.
4345 2008-03-21 Richard Guenther <rguenther@suse.de>
4347 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4348 Use is_gimple_min_invariant instead of TREE_INVARIANT.
4349 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
4350 * tree-ssa-dom.c (record_equality): Likewise.
4351 * tree-inline.c (copy_body_r): Likewise.
4352 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
4355 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4357 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
4358 as 'delete_unused' argument.
4360 2008-03-20 Richard Guenther <rguenther@suse.de>
4362 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4363 special casing of constant qualifiers.
4364 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
4365 care about them in general.
4366 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
4367 regardless of their type.
4368 (fold_stmt_r): Forcefully fold *& if we end up with that.
4370 2008-03-20 Paul Brook <paul@codesourcery.com>
4372 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
4373 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
4375 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
4377 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
4378 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
4380 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
4382 * common.opt (Wmudflap): New option.
4383 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
4384 (mx_register_decls): Likewise.
4385 (mudflap_finish_file): Likewise.
4386 * doc/invoke.texi: Document -Wno-mudflap.
4388 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
4390 * c-format.c (replace_format_name_to_system_name): New.
4392 (convert_format_name_to_system_name): New.
4393 (decode_format_attr): Add use of convert_format_name_to_system_name.
4394 (format_types_orig): Add gnu_ prefix to names.
4395 (check_format_info_main): Special treating of \0 escaped names for
4396 supporting multi-character format specifiers as I32, I64.
4397 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
4398 (gnu_target_overrides_format_attributes): New.
4399 * c-format.h: Add structure target_ovr_attr to hold
4400 system specific formatter names.
4401 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
4402 msformat-c.o file to c_target_objs and cxx_target_objs.
4403 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4404 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
4405 (TARGET_N_FORMAT_TYPES): New.
4406 * config/i386/msformat-c.c: New.
4407 * config/i386/t-cygming: Add build rule for msformat-c.o.
4408 * doc/extend.texi: Add new format names gnu_* and ms_* and
4410 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4412 2008-03-20 Ira Rosen <irar@il.ibm.com>
4414 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
4415 optimizations turned on under -O3.
4416 (ftree-vectorize): Add that the flag is turned on with -O3.
4418 2008-03-20 Ben Elliston <bje@au.ibm.com>
4420 * regmove.c (try_auto_increment): Fix spelling error in comment.
4421 * final.c (final_scan_insn): Likewise.
4423 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
4426 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
4427 allocator preferences for "y" and "r" class registers.
4428 ("*mov<mode>_internal"): Ditto.
4429 ("*movv2sf_internal_rex64"): Ditto.
4430 ("*movv2sf_internal"): Ditto.
4432 2008-03-19 Michael Matz <matz@suse.de>
4435 * calls.c (expand_call): Check overlap of arguments with call
4436 address for sibcalls.
4438 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4441 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4442 of the underlying type of a MS bitfield layout to the natural
4443 alignment of the type.
4445 2008-03-19 Jan Hubicka <jh@suse.cz>
4448 * toplev.c (decode_d_option): Handle all CPP flags.
4449 * tree-vrp.c: Update tree_pass descriptors.
4450 * regrename.c: Update tree_pass descriptors.
4451 * fwprop.c: Update tree_pass descriptors.
4452 * doc/invoke.texi: Remove documentation of dropped -d? flags.
4453 * tree-into-ssa.c: Update tree_pass descriptors.
4454 * tree-dump.c: Update tree_pass descriptors.
4455 * tree-complex.c: Update tree_pass descriptors.
4456 * tree-dump.h: Update tree_pass descriptors.
4457 * see.c: Update tree_pass descriptors.
4458 * cgraphbuild.c: Update tree_pass descriptors.
4459 * tracer.c: Update tree_pass descriptors.
4460 * tree-loop-distribution.c: Update tree_pass descriptors.
4461 * cgraph.c: Update tree_pass descriptors.
4462 * postreload-gcse.c: Update tree_pass descriptors.
4463 * postreload.c: Update tree_pass descriptors.
4464 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
4465 * tree-tailcall.c: Update tree_pass descriptors.
4466 * tree-pass.h (tree_opt_pass): Rename to ...
4467 (opt_pass) ... this one; add "type" field and remove letter field.
4468 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
4469 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
4470 all_lowering_passes): Update declaration.
4471 * ipa-cp.c: Update tree_pass descriptors.
4472 * final.c: Update tree_pass descriptors.
4473 * omp-low.c: Update tree_pass descriptors.
4474 * tree-ssa-dse.c: Update tree_pass descriptors.
4475 * ipa-reference.c: Update tree_pass descriptors.
4476 * tree-ssa-uncprop.c: Update tree_pass descriptors.
4477 * auto-inc-dec.c: Update tree_pass descriptors.
4478 * reorg.c: Update tree_pass descriptors.
4479 * cgraphunit.c: Update tree_pass descriptors.
4480 * tree-ssa-copyrename.c: Update tree_pass descriptors.
4481 * tree-ssa-ccp.c: Update tree_pass descriptors.
4482 * df-core.c: Update tree_pass descriptors.
4483 * mode-switching.c: Update tree_pass descriptors.
4484 * tree-nomudflap.c: Update tree_pass descriptors.
4485 * modulo-sched.c: Update tree_pass descriptors.
4486 * ipa-pure-const.c: Update tree_pass descriptors.
4487 * cse.c: Update tree_pass descriptors.
4488 * web.c: Update tree_pass descriptors.
4489 * tree-stdarg.c: Update tree_pass descriptors.
4490 * tree-ssa-math-opts.c: Update tree_pass descriptors.
4491 * tree-ssa-dom.c: Update tree_pass descriptors.
4492 * tree-nrv.c: Update tree_pass descriptors.
4493 * tree-ssa-alias.c: Update tree_pass descriptors.
4494 * loop-init.c: Update tree_pass descriptors.
4495 * gimple-low.c: Update tree_pass descriptors.
4496 * ipa-inline.c: Update tree_pass descriptors.
4497 * tree-ssa-sink.c: Update tree_pass descriptors.
4498 * global.c: Update tree_pass descriptors.
4499 * ifcvt.c: Update tree_pass descriptors.
4500 * jump.c: Update tree_pass descriptors.
4501 * predict.c: Update tree_pass descriptors.
4502 * tree-ssa-loop.c: Update tree_pass descriptors.
4503 * recog.c: Update tree_pass descriptors.
4504 * dse.c: Update tree_pass descriptors.
4505 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
4506 * tree-eh.c: Update tree_pass descriptors.
4507 * regmove.c: Update tree_pass descriptors.
4509 * function.c: Update tree_pass descriptors.
4510 * tree-vectorizer.c: Update tree_pass descriptors.
4511 * gcse.c: Update tree_pass descriptors.
4512 * ipa-type-escape.c: Update tree_pass descriptors.
4513 * tree-if-conv.c: Update tree_pass descriptors.
4514 * init-regs.c: Update tree_pass descriptors.
4515 * ipa.c: Update tree_pass descriptors.
4516 * tree-ssa-phiopt.c: Update tree_pass descriptors.
4517 * rtl-factoring.c: Update tree_pass descriptors.
4518 * lower-subreg.c: Update tree_pass descriptors.
4519 * bt-load.c: Update tree_pass descriptors.
4520 * tree-dfa.c: Update tree_pass descriptors.
4521 * except.c: Update tree_pass descriptors.
4522 * emit-rtl.c: Update tree_pass descriptors.
4523 * cfgexpand.c: Update tree_pass descriptors.
4524 * tree-cfgcleanup.c: Update tree_pass descriptors.
4525 * cfgcleanup.c: Update tree_pass descriptors.
4526 * tree-ssa-pre.c: Update tree_pass descriptors.
4527 * tree-sra.c: Update tree_pass descriptors.
4528 * tree-mudflap.c: Update tree_pass descriptors.
4529 * tree-ssa-copy.c: Update tree_pass descriptors.
4530 * cfglayout.c: Update tree_pass descriptors.
4531 * tree-ssa-forwprop.c: Update tree_pass descriptors.
4532 * tree-ssa-dce.c: Update tree_pass descriptors.
4533 * tree-ssa.c: Update tree_pass descriptors.
4534 * regclass.c: Update tree_pass descriptors.
4535 * integrate.c: Update tree_pass descriptors.
4536 * tree-optimize.c: Update tree_pass descriptors.
4537 * tree-ssa-phiprop.c: Update tree_pass descriptors.
4538 * tree-object-size.c: Update tree_pass descriptors.
4539 * combine.c: Update tree_pass descriptors.
4540 * tree-outof-ssa.c: Update tree_pass descriptors.
4541 * bb-reorder.c: Update tree_pass descriptors.
4542 * stack-ptr-mod.c: Update tree_pass descriptors.
4543 * var-tracking.c: Update tree_pass descriptors.
4544 * tree-profile.c: Update tree_pass descriptors.
4545 * tree-vect-generic.c: Update tree_pass descriptors.
4546 * reg-stack.c: Update tree_pass descriptors.
4547 * sched-rgn.c: Update tree_pass descriptors.
4548 * tree-ssa-structalias.c: Update tree_pass descriptors.
4549 * tree-cfg.c: Update tree_pass descriptors.
4550 * passes.c (current_pass): Update declaration.
4551 (finish_optimization_passes): Update.
4552 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
4553 (register_one_dump_file, register_dump_files_1, next_pass_1):
4555 (init_optimization_passes): Update handling of new types.
4556 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
4557 * ipa-struct-reorg.c: Update tree_pass descriptors.
4558 * tree-ssa-reassoc.c: Update tree_pass descriptors.
4559 * combine-stack-adj.c: Update tree_pass descriptors.
4560 * cfgrtl.c: Update tree_pass descriptors.
4561 * dce.c: Update tree_pass descriptors.
4562 * tree-ssanames.c: Update tree_pass descriptors.
4564 2008-03-19 Richard Guenther <rguenther@suse.de>
4567 * tree-ssa.c (walk_data): New structure.
4568 (warn_uninitialized_var): If not always_executed warn with "maybe"
4570 (execute_early_warn_uninitialized): Compute post-dominators.
4571 Initialize always_executed before processing each basic block.
4573 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4576 * config/i386/i386.c (x86_this_parameter): Calculate correct location
4577 of "this" pointer when "regparm = N" or "fastcall" is in effect.
4579 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4581 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
4583 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
4585 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
4587 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
4588 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
4589 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
4590 target after ignore has been set, and move there also the commputation
4591 of subtarget and original_target.
4592 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
4593 (LANG_HOOKS_INITIALIZER): Remove it.
4594 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
4596 2008-03-18 Richard Guenther <rguenther@suse.de>
4598 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
4599 found an expression with constants, note that in the VN for the lhs.
4600 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
4601 fold them to constants if possible. Run cleanup_cfg if done so.
4602 (execute_pre): Return todo.
4604 (execute_fre): Likewise.
4605 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
4607 (get_prop_source_stmt): Look through pointer conversions.
4609 2008-03-18 Jan Hubicka <jh@suse.cz>
4611 * tree-pretty-print.c: Include predict.h.
4612 (dump_generic_node): Dump predictor.
4613 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
4614 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
4615 * gimple-low.c (lower_stmt): Likewise.
4616 * expr.c (expand_expr_real): Likewise.
4617 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
4619 (build_predict_expr, build_predict_expr): New.
4620 * predict.h (predictor_name, build_predict_expr): Update.
4621 * c-typeck.c (c_finish_bc_stmt): Add prediction.
4622 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
4623 * predict.def (PRED_CONTINUE): Update hitrate.
4624 * tree.def (PREDICT_EXPR): Define.
4625 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
4626 do not handle BIND_EXPR.
4627 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
4628 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
4629 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
4632 2008-03-18 Michael Matz <matz@suse.de>
4634 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
4636 2008-03-18 Richard Guenther <rguenther@suse.de>
4638 * tree-gimple.h (is_gimple_invariant_address): Declare.
4639 (is_gimple_constant): Likewise.
4640 * tree-gimple.c (is_gimple_constant): New function.
4641 (is_gimple_invariant_address): Likewise.
4642 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
4643 and is_gimple_invariant_address.
4644 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
4646 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
4647 an addressable base.
4649 2008-03-18 Jakub Jelinek <jakub@redhat.com>
4652 * gimplify.c (gimplify_expr): Gimplify second operand of
4655 2008-03-17 Richard Guenther <rguenther@suse.de>
4657 PR tree-optimization/19637
4658 * fold-const.c (fold_unary): Remove restrictions of removing
4659 intermediate pointer-conversions (P2)(P1)P0.
4660 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
4661 conversion to void pointer.
4662 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
4664 2008-03-16 James E. Wilson <wilson@tuliptree.org>
4667 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
4668 emulated thread local variables.
4670 2008-03-16 Richard Guenther <rguenther@suse.de>
4673 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
4674 expand TREE_INVARIANT operations that are not gimple invariant.
4676 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
4678 * doc/extend.texi (Alignment): Say that the ABI controls
4679 the __alignof__ for non-strict-alignment targets rather
4680 than being a recommendation.
4682 2008-03-15 Paul Brook <paul@codesourcery.com>
4684 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
4686 (arm_output_fn_unwind): Mark functions that can not be unwound.
4688 2008-03-15 Paul Brook <paul@codesourcery.com>
4690 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
4691 extension instructions.
4693 2008-03-15 Richard Guenther <rguenther@suse.de>
4695 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
4696 and fold constant aggregate refs.
4697 (fold_const_aggregate_ref): Handle string constants
4698 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
4699 (evaluate_stmt): Simplify now that ccp_fold folds constant
4702 2008-03-15 Paul Brook <paul@codesourcery.com>
4704 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
4705 (extzv): Use gen_extzv_t2.
4706 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
4708 2008-03-15 Richard Guenther <rguenther@suse.de>
4710 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
4711 (fold_const_aggregate_ref): Likewise.
4712 (get_value): Return NULL if we don't have any values.
4713 (ccp_finalize): Set const_val to NULL after freeing it.
4714 * tree-flow.h (get_symbol_constant_value): Declare.
4715 (fold_const_aggregate_ref): Likewise.
4716 * tree-ssa-sccvn.c (try_to_simplify): Use them.
4718 2008-03-15 Richard Guenther <rguenther@suse.de>
4721 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
4722 to not produce negative array indices if not allowed. Add
4723 parameter to indicate that.
4724 (maybe_fold_offset_to_component_ref): Allow negative array
4725 indices only for the first member of a structure.
4726 (maybe_fold_offset_to_reference): Allow negative array indices.
4727 (maybe_fold_stmt_addition): Likewise.
4729 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
4730 Anatoly Sokolov <aesok@post.ru>
4732 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
4733 (avr_arch): Add ARCH_AVR6.
4734 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
4735 (initial_elimination_offset): Initialize and use 'avr_pc_size'
4736 instead of fixed value 2.
4737 (print_operand_address): Use gs() asm specifier instead of pm().
4738 (avr_assemble_integer): (Ditto.).
4739 (avr_output_addr_vec_elt): (Ditto.).
4740 (print_operand): Handle "!" code.
4741 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
4742 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
4743 (AVR_HAVE_EIJMP_EICALL): Define.
4744 (AVR_3_BYTE_PC): Redefine.
4745 (AVR_2_BYTE_PC): (Ditto.).
4746 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
4747 (LINK_SPEC): Add atmega2560 and atmega2561.
4748 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
4750 * config/avr/avr.md (call_insn): Use eicall instead of icall
4751 for 3 byte PC devices.
4752 (call_value_insn): (Ditto.).
4753 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
4754 (indirect_jump): Use only for for 2 byte PC devices.
4755 (*tablejump): (Ditto.).
4756 (*indirect_jump_avr6): Add insn.
4757 (*tablejump_rjmp): Don't use for 3 byte PC devices.
4758 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
4759 instead of ijmp for 3 byte PC devices.
4760 (__tablejump2__): (Ditto.).
4761 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
4762 (MULITLIB_DIRNAMES): (Ditto.).
4763 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
4765 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
4767 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
4768 "sse2_umulsidi3". Use V1DI mode for operand 0.
4769 ("mmx_psadbw"): Use V1DI mode for operand 0.
4770 * config/i386/i386-modes.def (V1SI): New vector mode.
4771 * config/i386/i386.c (struct builtin_description)
4772 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
4773 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
4774 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
4775 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
4776 v1di_ftype_v8qi_v8qi type.
4777 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
4779 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
4780 __builtin_ia32_pmuludq]: Fix the mode of return value.
4782 2008-03-15 Richard Guenther <rguenther@suse.de>
4785 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
4788 2008-03-14 Bob Wilson <bob.wilson@acm.org>
4790 * doc/invoke.texi (Option Summary, Xtensa Options): Document
4791 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
4792 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
4793 unless TARGET_SERIALIZE_VOLATILE is enabled.
4794 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
4795 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
4796 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
4798 2008-03-14 Richard Guenther <rguenther@suse.de>
4800 PR tree-optimization/34172
4801 * tree-flow.h (refs_may_alias_p): Declare.
4802 (get_single_def_stmt): Likewise.
4803 (get_single_def_stmt_from_phi): Likewise.
4804 (get_single_def_stmt_with_phi): Likewise.
4805 * tree-dfa.c (refs_may_alias_p): New function.
4806 (get_single_def_stmt): Likewise.
4807 (get_single_def_stmt_from_phi): Likewise.
4808 (get_single_def_stmt_with_phi): Likewise.
4809 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
4810 (vn_reference_lookup_1): New helper function.
4811 (vn_reference_lookup): Walk the virtual use-def chain to
4812 continue searching for a match if the def does not alias the
4813 reference we are looking for.
4815 2008-03-14 David Edelsohn <edelsohn@gnu.org>
4817 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
4818 archive and Perzl. Update The Written Word listing.
4820 2008-03-14 Richard Guenther <rguenther@suse.de>
4822 PR tree-optimization/34043
4823 PR tree-optimization/33989
4824 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
4826 (bitmap_find_leader): Use extra argument to verify dominance
4827 relationship inside a basic-block.
4828 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
4829 (find_leader_in_sets): Adjust.
4830 (create_component_ref_by_pieces): Take extra argument for
4831 dominance check, handle lookup failures.
4832 (find_or_generate_expression): Likewise.
4833 (create_expression_by_pieces): Likewise.
4834 (insert_into_preds_of_block): Adjust.
4835 (create_value_expr_from): If asked for, verify all operands
4836 are in the blocks AVAIL_OUT set.
4837 (make_values_for_stmt): Check for SSA_NAMEs that are life
4838 over an abnormal edge.
4839 (compute_avail): Remove such check.
4840 (do_SCCVN_insertion): New function.
4841 (eliminate): If we do not find a leader suitable for replacement
4842 insert a replacement expression from SCCVN if available.
4843 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
4844 (struct vn_ssa_aux): Add needs_insertion flag.
4845 * tree-ssa-sccvn.c (may_insert): New global flag.
4846 (copy_reference_ops_from_ref): Value-number union member access
4847 based on its size, not type and member if insertion is allowed.
4848 (visit_reference_op_load): For a weak match from union type
4849 punning lookup a view-converted value and insert a SSA_NAME
4850 for that value if that is not found.
4851 (visit_use): Make dumps shorter. Do not disallow value numbering
4852 SSA_NAMEs that are life over an abnormal edge to constants.
4853 (free_scc_vn): Release inserted SSA_NAMEs.
4854 (run_scc_vn): New flag to specify whether insertion is allowed.
4855 Process SSA_NAMEs in forward order.
4856 * tree-ssa-loop-im.c (for_each_index): Handle invariant
4857 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
4858 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
4859 pointer type to/from integral types that do not change the
4860 precision to regular conversions.
4862 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4864 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4865 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4866 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
4867 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
4868 input arguments and the mode of return value. Built-in functions
4869 that operate on whole 64-bit MMX register now use V1DI mode.
4871 2008-03-13 Alon Dayan <alond@il.ibm.com>
4872 Olga Golovanevsky <olga@il.ibm.com>
4874 PR tree-optimization/35041
4875 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
4876 to locate the right position in a statement.
4878 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4882 * config/i386/xmmintrin.h: Change all static inline functions to
4883 extern inline and add __gnu_inline__ attribute.
4884 * config/i386/bmintrin.h: Ditto.
4885 * config/i386/smmintrin.h: Ditto.
4886 * config/i386/tmmintrin.h: Ditto.
4887 * config/i386/mmintrin-common.h: Ditto.
4888 * config/i386/ammintrin.h: Ditto.
4889 * config/i386/emmintrin.h: Ditto.
4890 * config/i386/pmmintrin.h: Ditto.
4891 * config/i386/mmintrin.h: Ditto.
4892 * config/i386/mm3dnow.h: Ditto.
4894 2008-03-13 Jakub Jelinek <jakub@redhat.com>
4897 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
4898 (lower_omp_2): New function.
4899 (lower_omp_1, lower_omp): Rewritten.
4901 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
4904 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
4905 with the phrase "Microsoft Windows compilers".
4906 (Push/Pop Macro Pragmas): New subsection. Document
4907 #pragma push_macro and pragma pop_macro.
4909 2008-03-12 Paul Brook <paul@codesourcery.com>
4911 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
4913 2008-03-12 Paul Brook <paul@codesourcery.com>
4915 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
4916 (thumb2_alusi3_short): Exclude PLUS and MINUS.
4917 (thumb2_addsi_shortim): Rename ...
4918 (thumb2_addsi_short): ... to this. Allow register operands.
4919 (thumb2_subsi_short): New pattern.
4920 (thumb2_one_cmplsi2_short,
4921 thumb2_negsi2_short): New patterns and peepholes.
4923 2008-03-12 Paul Brook <paul@codesourcery.com>
4925 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
4927 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
4929 * config/i386/i386.md (int_cond): New code iterator.
4931 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
4932 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
4933 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
4934 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
4935 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
4936 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
4937 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
4938 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
4940 2008-03-12 Paul Brook <paul@codesourcery.com>
4942 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
4943 instead of {arm,thumb}_compute_save_reg_mask.
4944 (output_return_instruction): Ditto.
4945 (thumb_unexpanded_epilogue): Ditto.
4946 (thumb1_expand_prologue): Ditto.
4947 (thumb1_output_function_prologue): Ditto.
4948 (arm_set_return_address): Ditto.
4949 (thumb_set_return_address): Ditto.
4950 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
4951 regs to achieve stack alignment.
4952 (thumb1_compute_save_reg_mask): Fix compiler warning.
4953 (arm_output_epilogue): Use offsets->saved_regs_mask.
4954 Adjust stack pointer by poping call clobered registers.
4955 (arm_expand_prologue): Use offsets->saved_regs_mask.
4956 Adjust stack pointer by pushing extra registers.
4957 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
4959 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
4962 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
4963 conversion to the operands of a multiplication.
4965 2008-03-12 Richard Guenther <rguenther@suse.de>
4967 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
4968 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
4969 * timevar.def (TV_TREE_PHIPROP): Add.
4970 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
4971 pass description. Use TV_TREE_PHIPROP.
4972 * tree-ssa-forwprop.c: Remove phiprop code.
4974 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4977 * omp-low.c (maybe_lookup_decl): Constify first argument.
4978 (use_pointer_for_field): Change last argument from bool to
4979 omp_context *. Disallow shared copy-in/out in nested
4980 parallel if decl is shared in outer parallel too.
4981 (build_outer_var_ref, scan_sharing_clauses,
4982 lower_rec_input_clauses, lower_copyprivate_clauses,
4983 lower_send_clauses, lower_send_shared_vars): Adjust callers.
4985 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
4986 Ira Rosen <irar@il.ibm.com>
4988 * tree-vectorizer.c (free_stmt_vec_info): New function.
4989 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
4990 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
4991 * tree-vectorizer.h (free_stmt_vec_info): Declare.
4992 * tree-vect-transform.c (vectorizable_conversion): Free
4993 vec_oprnds0 if it was allocated.
4994 (vect_permute_store_chain): Remove unused VECs.
4995 (vectorizable_store): Free VECs that are allocated in the..
4997 (vect_transform_strided_load, vectorizable_load): Likewise.
4998 (vect_remove_stores): Simplify the code.
4999 (vect_transform_loop): Move code to vect_remove_stores().
5000 Call vect_remove_stores() and free_stmt_vec_info().
5002 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5004 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5005 TARGET_HPUX. Revise comment.
5006 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5007 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5008 Use sr4 variant of `be' instruction when not generating PIC code.
5009 (attr_length_call): Adjust for above change.
5011 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5013 * ipa-reference.c (static_execute): Remove module_statics_const and
5014 associated setting code.
5016 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5019 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5020 predicate for operand 1.
5021 (paritysi2_cmp): Use register_operand predicate for operand 2.
5022 Use earlyclobber modifier for operand 1. Remove support for
5024 (paritydi2_cmp): Use register_operand predicate for operand 3.
5025 Use earlyclobber modifier for operand 1. Remove support for
5028 2008-03-11 Paul Brook <paul@codesourcery.com>
5029 Vladimir Prus <vladimir@codesourcery.com>
5031 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5032 (arm_compute_save_reg0_reg12_mask): Always
5033 check if register 11 must be saved. Always safe hard frame pointer
5034 when frame_pointer_needeed.
5035 (arm_compute_save_reg_mask): Save IP and PC
5036 only with apcs frames.
5037 (arm_output_epilogue): Adjust Thumb2 codepath to
5038 be also invoked and work for ARM non-apcs frames.
5039 (arm_expand_prologue): Don't bother saving IP
5040 for non-apcs frame, since it's not clobbered by
5041 prologue code. Implement non-apcs frame
5044 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5046 PR rtl-optimization/35281
5047 * expr.c (convert_move): Use a new pseudo for the intermediate
5048 from_mode->word_mode result.
5050 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5052 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5053 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5054 * toplev.c (compile_file): Don't call it.
5056 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5059 * expr.c (store_expr): Call emit_block_move if the mode
5060 of "temp" RTX is BLKmode.
5062 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5063 Richard Guenther <rguenther@suse.de>
5065 PR tree-optimization/31358
5066 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5067 the step with a NULL_TREE.
5068 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5069 to sizetype if type is a pointer type.
5070 (add_candidate_1): Don't convert the base and step to
5071 the generic type if the orginal type is a pointer type.
5072 (add_iv_value_candidates): Use sizetype for the step
5073 if type is a pointer type.
5074 (cand_value_at): Likewise.
5075 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5077 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5078 Don't convert the tem affine to the type.
5079 (add_elt_to_tree): Use sizetype for the step if a pointer.
5080 Use POINTER_PLUS_EXPR for pointers.
5081 (aff_combination_to_tree): Use sizetype for the step if a
5084 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5086 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5087 Remove commutativity hint.
5089 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5093 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5094 errorneous type. Check that v is a VAR_DECL.
5097 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5099 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5101 PR tree-optimization/35494
5102 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5103 may be overriden at link and run time.
5105 2008-03-10 Richard Guenther <rguenther@suse.de>
5107 PR tree-optimization/34677
5108 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5109 (poolify_tree): Likewise.
5110 (modify_expr_template): Likewise.
5111 (poolify_modify_stmt): Likewise.
5112 (insert_fake_stores): Handle all component-ref style stores
5113 in addition to INDIRECT_REF. Also handle complex types.
5114 Do not poolify the inserted load.
5115 (realify_fake_stores): Do not rebuild the tree but only
5116 make it a SSA_NAME copy.
5117 (init_pre): Remove initialzation of modify_expr_template.
5118 Do not allocate modify_expr_node_pool.
5119 (fini_pre): Do not free modify_expr_node_pool.
5121 2008-03-10 Paul Brook <paul@codesourcery.com>
5123 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
5126 2008-03-10 Paul Brook <paul@codesourcery.com>
5127 Mark Shinwell <shinwell@codesourcery.com>
5129 * config/arm/cortex-r4.md: New.
5130 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
5132 * config/arm/arm.md: Include cortex-r4.md.
5133 (insn): Add smmls, sdiv and udiv values.
5134 (generic_sched): Don't use generic scheduling for Cortex-R4.
5135 (arm_issue_rate): New function.
5136 (TARGET_SCHED_ISSUE_RATE): Define.
5138 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
5140 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5142 2008-03-10 Richard Guenther <rguenther@suse.de>
5144 * tree-ssa-pre.c (get_sccvn_value): Simplify.
5145 (compute_avail): Do not add stmt uses to AVAIL_OUT.
5147 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
5149 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5150 Set default to true.
5152 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5154 * c.opt (Wsynth): Deprecate.
5155 * doc/invoke.texi (Option Summary, Warning Options): Document
5156 -Wno-format-contains-nul.
5158 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
5161 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
5162 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
5164 2008-03-09 Ira Rosen <irar@il.ibm.com>
5166 * config/rs6000/rs6000.c (builtin_description): Rename vector
5167 left shift operations.
5168 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
5169 (altivec_vsl<VI_char>): Rename to ...
5170 (ashl<mode>3): ... new name.
5171 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
5173 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
5175 2008-03-08 Richard Guenther <rguenther@suse.de>
5177 * coverage.h (tree_coverage_counter_addr): Declare.
5178 * coverage.c (tree_coverage_counter_addr): New function.
5179 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
5181 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
5182 (tree_gen_one_value_profiler): Likewise.
5183 (tree_gen_ic_profiler): Likewise.
5184 (tree_gen_average_profiler): Likewise.
5185 (tree_gen_ior_profiler): Likewise.
5187 2008-03-08 Richard Guenther <rguenther@suse.de>
5189 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
5190 (vn_binary_op_insert): Likewise.
5191 (vn_unary_op_lookup): Likewise.
5192 (vn_unary_op_insert): Likewise.
5193 (vn_nary_op_lookup): Declare.
5194 (vn_nary_op_insert): Likewise.
5195 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
5196 and binary hashes, use a single obstack for unary_op_pool
5198 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
5199 a single struct vn_nary_op_s. Store tree code length and
5200 a variable number of operands.
5201 (struct vn_reference_op_struct): Remove unused op2.
5202 (vn_reference_op_eq): Do not compare op2.
5203 (vn_reference_op_compute_hash): Do not compute hash of op2.
5204 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
5205 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
5206 with vn_nary_op_compute_hash.
5207 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
5208 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
5210 (vn_unary_op_insert, vn_binary_op_insert): Replace with
5212 (visit_unary_op): Call nary functions.
5213 (visit_binary_op): Likewise.
5214 (process_scc): Adjust for struct vn_tables_s changes.
5215 (allocate_vn_table): Likewise.
5216 (free_vn_table): Likewise.
5217 * tree-vn.c (vn_add): Call nary functions.
5218 (vn_lookup): Likewise.
5220 2008-03-08 Jakub Jelinek <jakub@redhat.com>
5223 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
5224 wdst back after sync_compare_and_swapqhi_internal.
5226 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
5229 * config/i386/i386-modes.def (V1DI): New vector mode.
5230 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
5231 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
5232 (MMXMODE248): Ditto.
5233 (MMXMODE): Add V1DI mode.
5234 (mmxvecsize): Change DI mode to V1DI mode.
5235 ("mov<mode>): Use MMXMODEI8 mode iterator.
5236 ("*mov<mode>_internal_rex64"): Ditto.
5237 ("*mov<mode>_internal"): Ditto.
5238 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
5239 ("mmx_sub<mode>3"): Ditto.
5240 ("mmx_adddi3"): Remove insn pattern.
5241 ("mmx_subdi3"): Ditto.
5242 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
5243 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
5244 ("mmx_ashl<mode>3"): Ditto.
5245 ("mmx_lshrdi3"): Remove insn pattern.
5246 ("mmx_ashldi3"): Ditto.
5247 * config/i386/i386.c (classify_argument): Handle V1DImode.
5248 (function_arg_advance_32): Ditto.
5249 (function_arg_32): Ditto.
5250 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
5251 mmx_addv1di3 insn pattern.
5252 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
5253 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
5254 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
5255 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
5256 Remove definitions of built-in functions.
5257 (V1DI_type_node): New node.
5258 (v1di_ftype_v1di_int): Ditto.
5259 (v1di_ftype_v1di_v1di): Ditto.
5260 (v2si_ftype_v2si_si): Ditto.
5261 (v4hi_ftype_v4hi_di): Remove node.
5262 (v2si_ftype_v2si_di): Ditto.
5263 (ix86_init_mmx_sse_builtins): Handle V1DImode.
5264 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
5265 Redefine builtins using def_builtin_const with *_ftype_*_int node.
5266 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
5267 Add new builtins using def_builtin_const.
5268 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
5269 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
5270 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
5271 * config/i386/mmintrin.h (__v1di): New typedef.
5272 (_mm_add_si64): Cast arguments to __v1di type.
5273 (_mm_sub_si64): Ditto.
5274 (_mm_sll_pi16): Cast __count to __v4hi type.
5275 (_mm_sll_pi32): Cast __count to __v2si type.
5276 (_mm_sll_si64): Cast arguments to __v1di type.
5277 (_mm_srl_pi16): Cast __count to __v4hi type.
5278 (_mm_srl_pi32): Cast __count to __v2si type.
5279 (_mm_srl_si64): Cast arguments to __v1di type.
5280 (_mm_sra_pi16): Cast __count to __v4hi type.
5281 (_mm_sra_pi32): Cast __count to __v2si type.
5282 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
5283 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
5284 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
5285 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
5286 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
5287 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
5288 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
5289 (_mm_srai_pi32): Use __builtin_ia32_psradi.
5290 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
5291 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5292 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5293 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
5295 2008-03-07 Joseph Myers <joseph@codesourcery.com>
5297 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
5299 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
5302 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
5303 reg+const addressing for Altivec modes. Don't generate reg+reg
5304 addressing for TFmode or TDmode quantities.
5306 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
5308 * c-common.c (vector_types_convertible_p): Call langhook
5309 instead of comptypes.
5311 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5314 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
5315 integral and scalar float variables which have a
5318 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
5320 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
5321 dwarf_register_span hook when emitting unwind information for
5322 register-to-memory saves.
5323 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
5324 (rs6000_frame_related): Remove call to spe_synthesize_frame.
5326 2008-03-06 Jakub Jelinek <jakub@redhat.com>
5328 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
5329 for the same VAR_DECL.
5331 2008-03-06 Tom Tromey <tromey@redhat.com>
5334 * doc/standards.texi (Standards): Don't mention treelang.
5335 * doc/invoke.texi (Overall Options): Don't mention treelang.
5336 * doc/install.texi (Prerequisites): Don't mention bison or
5338 (Configuration): Don't mention treelang.
5339 (Building): Likewise.
5340 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
5342 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
5344 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
5345 word-extractions out of a multi-word object.
5347 2008-03-06 Richard Guenther <rguenther@suse.de>
5349 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
5350 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
5351 result type and precision.
5352 * expr.c (get_inner_reference): Set unsignedp based on the result
5353 type of BIT_FIELD_REF.
5354 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
5355 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
5356 (try_instantiate_multiple_fields): Likewise. Use the correct type
5358 (sra_build_assignment): Likewise.
5359 (sra_build_elt_assignment): Likewise.
5360 (sra_explode_bitfield_assignment): Likewise.
5361 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
5362 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
5363 set BIT_FIELD_REF_UNSIGNED.
5364 (vectorizable_load): Likewise.
5366 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
5368 * cse.c (cse_extended_basic_block): Invalidate artificial defs
5371 2008-03-06 Richard Guenther <rguenther@suse.de>
5373 * alias.c (struct alias_set_entry): Move has_zero_child field
5374 to pack with alias_set.
5376 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5378 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5381 2008-03-05 Ian Lance Taylor <iant@google.com>
5383 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
5385 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5387 * fwprop.c (update_df): Support width and offset parameters of
5389 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
5390 global_conflicts): Change DF_REF_EXTRACT to either
5391 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5392 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5393 * df-scan.c (df_ref_record, df_defs_record,
5394 df_ref_create_structure, df_def_record_1, df_uses_record,
5395 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
5396 df_bb_refs_collect, df_entry_block_defs_collect,
5397 df_exit_block_uses_collect): Support new width and offset fields.
5398 (ref_extract_pool): New storage pool.
5399 (df_free_ref): New function.
5400 (df_reg_chain_unlink, df_free_collection_rec,
5401 df_sort_and_compress_refs): Call df_free_ref.
5402 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
5404 (df_ref_create_structure): Allocate df_ref_extract if offset and
5405 width fields are used.
5406 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
5407 (df_uses_record): Get offset and width from ZERO_EXTRACT
5409 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
5410 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5411 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5412 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
5413 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5414 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5415 (df_ref_extract): New structure.
5416 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
5417 (df_ref_create): Add width and offset parameters.
5419 2008-03-05 Richard Guenther <rguenther@suse.de>
5421 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5422 Use ranges_overlap_p.
5423 (offset_overlaps_with_access): Rename
5424 to ranges_overlap_p and move ...
5425 * tree-flow-inline.h (ranges_overlap_p): ... here.
5427 * tree.h (get_inner_reference, handled_component_p): Update
5430 * tree.h (record_component_aliases, get_alias_set,
5431 alias_sets_conflict_p, alias_sets_must_conflict_p,
5432 objects_must_conflict_p): Move declarations ...
5433 * alias.h (record_component_aliases, get_alias_set,
5434 alias_sets_conflict_p, alias_sets_must_conflict_p,
5435 objects_must_conflict_p): ... here.
5436 Include coretypes.h.
5437 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
5439 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
5441 * cfg.c: Include tree-flow.h.
5442 (remove_edge_raw): Call redirect_edge_var_map_clear.
5443 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
5444 * tree-flow-inline.h (redirect_edge_var_map_def): New.
5445 (redirect_edge_var_map_result): New.
5446 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
5447 PENDING_STMT use with redirect_edge_var_map_*.
5448 * tree-ssa.c (edge_var_maps): New definition.
5449 (redirect_edge_var_map_add): New.
5450 (redirect_edge_var_map_clear): New.
5451 (redirect_edge_var_map_dup): New.
5452 (redirect_edge_var_map_vector): New.
5453 (redirect_edge_var_map_destroy): New.
5454 (ssa_redirect_edge): Replace PENDING_STMT use with
5455 redirect_edge_var_map_*.
5456 (flush_pending_stmts): Same.
5457 (delete_tree_ssa): Destroy edge var map.
5458 * tree-flow.h (struct _edge_var_map): New.
5459 Define edge_var_map vector type.
5460 Declare redirect_edge_var_map_* prototypes.
5461 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
5462 * tree-cfg.c (reinstall_phi_args): Replace
5463 PENDING_STMT use with redirect_edge_var_map_*.
5465 2008-03-05 Richard Guenther <rguenther@suse.de>
5467 PR tree-optimization/35472
5468 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
5469 whose single use_stmt has a overlapping set of loaded and
5470 stored symbols as that use_stmt might be a noop assignment then.
5472 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
5474 * gthr-rtems.h: Implement __gthread_mutex_destroy.
5476 2008-03-05 Richard Guenther <rguenther@suse.de>
5479 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
5480 should be constants.
5481 * tree-cfg.c (verify_expr): Verify it.
5482 * fold-const.c (fold_truthop): Remove code generating
5483 BIT_FIELD_REFs of structure bases.
5484 (fold_binary): Likewise.
5485 (fold_ternary): Position and size of BIT_FIELD_REFs are
5486 always host integers.
5487 (make_bit_field_ref): Remove.
5488 (optimize_bit_field_compare): Remove.
5489 (all_ones_mask_p): Remove.
5491 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
5494 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
5495 (split_block_and_df_analyze): New. Split basic block and rebuild
5497 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
5499 (split_pattern_seq): Likewise.
5500 (erase_matching_seqs): Likewise.
5501 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
5503 2008-03-04 Geoff Keating <geoffk@apple.com>
5505 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
5506 declaration and code.
5507 (tree_invalid_nonnegative_warnv_p): Likewise.
5509 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5511 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
5512 examples. Truncate option-names then causing overfull hbox.
5514 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5517 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
5519 * configure: Rebuilt.
5521 2008-03-04 Rafael Espindola <espindola@google.com>
5523 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
5524 (tree_unary_nonnegative_warnv_p): New.
5525 (tree_binary_nonnegative_warnv_p): New.
5526 (tree_single_nonnegative_warnv_p): New.
5527 (tree_invalid_nonnegative_warnv_p): New.
5528 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
5530 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5533 * opts.c (handle_option): Postpone 'unknown option' errors only for
5536 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
5539 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
5542 2008-03-04 Rafael Espindola <espindola@google.com>
5544 * fold-const.c (tree_unary_nonzero_warnv_p): New.
5545 (tree_binary_nonzero_warnv_p): New.
5546 (tree_single_nonzero_warnv_p): New.
5547 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
5549 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
5552 * fold-const.c (fold_cond_expr_with_comparison): Prevent
5553 transformations for modes that have signed zeros.
5554 * ifcvt.c (noce_try_abs): Ditto.
5556 2008-03-04 Joseph Myers <joseph@codesourcery.com>
5558 * config/i386/i386.c (override_options): Force
5559 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
5561 2008-03-04 Jan Hubicka <jh@suse.cz>
5564 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
5567 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5569 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
5570 label to probe the stack.
5572 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5574 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
5575 (__gthr_win32_mutex_destroy): Declare.
5576 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
5577 __gthr_win32_mutex_destroy.
5578 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
5580 2008-03-03 Jan Hubicka <jh@suse.cz>
5583 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
5584 aggressive on inlining cold calls.
5586 2008-03-03 Richard Guenther <rguenther@suse.de>
5588 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
5589 struct copies into the expression table.
5590 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
5591 (try_to_simplify): Likewise.
5592 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
5593 integral and pointer arguments which do not change the
5594 precision to NOP_EXPRs.
5595 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
5596 VIEW_CONVERT_EXPR case.
5598 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
5600 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
5601 defined in a loop at depth 0 is invariant.
5602 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5603 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
5604 be called at loop depth 0.
5606 2008-03-02 Jakub Jelinek <jakub@redhat.com>
5609 * gcc.c (process_command): Update copyright notice dates.
5610 * gcov.c (print_version): Likewise.
5611 * gcov-dump.c (print_version): Likewise.
5612 * mips-tfile.c (main): Likewise.
5613 * mips-tdump.c (main): Likewise.
5615 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5618 * c-common.c (flag_permissive): Delete.
5619 (constant_expression_warnings): Check flags first.
5620 (constant_expression_error): New.
5621 * c-common.h (flag_permissive): Delete.
5622 (constant_expression_error): Declare.
5623 * flags.h (flag_permissive): Declare. Update description.
5624 * diagnostic.c (pedwarn): Update.
5626 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
5627 (permissive_error_kind): New.
5628 * toplev.c (flag_permissive): Define. Update description.
5629 * toplev.h (permissive_error_kind): Declare.
5630 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
5631 (pedwarn_c90): Use pedantic_warning_kind.
5632 * c-opts.c (c_common_post_options): flag_permissive does not affect
5633 flag_pedantic_errors.
5635 2008-03-02 Joseph Myers <joseph@codesourcery.com>
5637 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
5638 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
5639 __absvsi2, __absvDI2): Use unsigned arithmetic.
5641 2008-03-02 Andi Kleen <ak@suse.de>
5642 Richard Guenther <rguenther@suse.de>
5644 * struct-equiv.c: Remove file.
5645 * cfg_cleanup.c (condjump_equiv_p): Remove.
5646 * Makefile.in (OBJS-common): Remove struct-equiv.o.
5647 (struct-equiv.o): Remove rule.
5648 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
5649 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
5650 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
5652 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5654 * ifcvt.c (noce_process_if_block): Try to handle only the then
5655 block if the else block exists but isn't suitable.
5657 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5660 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
5661 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
5662 regression from previous patch.
5664 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5667 * gthr.h: Add __gthread_mutex_destroy as a function that must be
5669 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
5670 * gthr-single.h (__gthread_mutex_destroy): Likewise.
5671 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
5672 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
5673 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
5674 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
5675 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
5676 (__gthread_mutex_destroy_function): Rename to
5677 __gthread_mutex_destroy.
5678 * gthr-dce.h (__gthread_mutex_destroy): Call
5679 pthread_mutex_destroy.
5680 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
5681 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
5682 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
5684 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5686 * df-scan.c (df_ref_chain_change_bb): Simplify.
5687 (df_insn_change_bb): Add new_bb argument. Simplify. Call
5688 set_block_for_insn if there's any change.
5689 * df.h ((df_insn_change_bb): Fix prototype.
5690 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
5691 df_insn_change_bb, don't call set_block_for_insn.
5692 * emit-rtl.c (reorder_insns): Likewise.
5693 * haifa-sched.c (move_insn): Likewise.
5695 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5697 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
5699 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5701 * tree-flow-inline.h (next_readonly_imm_use): Return
5702 NULL_USE_OPERAND_P after the end.
5704 2008-03-01 Richard Guenther <rguenther@suse.de>
5706 PR tree-optimization/35411
5707 * tree-sra.c (sra_build_assignment): Split conversion to
5708 final type to a separate statement if we are not assigning
5711 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5713 * fold-const.c (fold_convertible_p): Correct the logic to follow
5714 that in fold_convert().
5716 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
5719 * tree-inline.c (build_duplicate_type): When we make a
5720 duplicate type, make it unique in the canonical types system.
5722 2008-02-29 Tom Tromey <tromey@redhat.com>
5724 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
5725 input_file_stack_history, input_file_stack_restored): Remove.
5726 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5727 * input.h (struct file_stack): Remove.
5728 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5729 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
5731 * diagnostic.h (struct diagnostic_context) <last_module>: Change
5733 (diagnostic_last_module_changed): Add 'map' argument.
5734 (diagnostic_set_last_function): Likewise.
5735 * diagnostic.c (undiagnostic_report_current_module): Iterate using
5736 line map, not input_file_stack.
5737 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
5739 2008-02-29 Paul Brook <paul@codesourcery.com>
5741 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
5743 2008-02-29 Paul Brook <paul@codesourcery.com>
5745 * config/arm/ieee754-df.S (muldf3): Use RET macros.
5747 2008-02-29 Richard Guenther <rguenther@suse.de>
5749 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
5751 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
5752 value for comparing for a store match.
5753 (simplify_unary_expression): Do nothing for SSA_NAMEs.
5754 (try_to_simplify): Do not do a full-blown reference lookup.
5756 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5758 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
5759 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5761 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
5763 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
5765 * tree-loop-linear.c (try_interchange_loops): Compare memory access
5766 strides against cache sizes.
5768 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5770 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
5773 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
5775 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
5776 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
5777 is smaller than the original promoted value.
5778 (simplify_subreg): If OP is a SUBREG, try to preserve its
5779 SUBREG_PROMOTED_VAR_P information.
5781 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
5783 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
5784 (VN_INFO_GET): Allocate new objects on the obstack.
5785 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
5786 for rpo_numbers_temp, for consistency.
5787 (free_scc_vn): Free the obstack.
5789 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
5791 * doc/invoke.texi: Document -ftree-loop-distribution.
5792 * tree-loop-distribution.c: New.
5793 * tree-pass.h (pass_loop_distribution): New.
5794 * graphds.h (struct graph): Add htab_t indices.
5795 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5796 * tree-vectorizer.c (rename_variables_in_loop): Extern.
5797 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
5798 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5799 * tree-data-ref.c (debug_data_dependence_relations): New.
5800 (dump_data_dependence_relation): Also print data references.
5801 (free_data_ref): Extern.
5802 (same_access_functions): Moved...
5803 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5804 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5805 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5806 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
5807 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
5808 (stmts_from_loop): Skip LABEL_EXPR.
5809 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
5811 (build_rdg): Initialize rdg->indices htab.
5812 (free_rdg, stores_from_loop, ref_base_address,
5813 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5814 have_similar_memory_accesses_1, ref_base_address_1,
5815 remove_similar_memory_refs): New.
5816 * tree-data-ref.h: Depend on tree-chrec.h.
5817 (debug_data_dependence_relations, free_data_ref): Declared.
5818 (same_access_functions): ... here.
5819 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
5821 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
5822 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
5823 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
5824 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5825 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5826 rdg_vertex_for_stmt): Declared.
5827 (struct rdg_edge): Add level.
5829 (free_rdg, stores_from_loop, remove_similar_memory_refs,
5830 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
5832 (rdg_has_similar_memory_accesses): New.
5833 * tree-vect-analyze.c: Remove unused static decls.
5834 * lambda.h (dependence_level): New.
5835 * common.opt (ftree-loop-distribution): New.
5836 * tree-flow.h (mark_virtual_ops_in_bb,
5837 slpeel_tree_duplicate_loop_to_edge_cfg,
5838 rename_variables_in_loop): Declared.
5839 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
5840 (OBJS-common): Add tree-loop-distribution.o.
5841 (tree-loop-distribution.o): New rule.
5842 * tree-cfg.c (mark_virtual_ops_in_bb): New.
5843 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5844 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
5846 2008-02-28 Joseph Myers <joseph@codesourcery.com>
5849 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
5850 other than structures and unions.
5852 2008-02-28 Richard Guenther <rguenther@suse.de>
5855 2008-02-26 Richard Guenther <rguenther@suse.de>
5857 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5858 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5859 (lookup_decl_from_uid): Declare.
5860 (remove_decl_from_map): Likewise.
5861 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5862 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5863 (decl_for_uid_map): New global hashtable mapping DECL_UID
5865 (init_ttree): Allocate it.
5866 (insert_decl_to_uid_decl_map): New helper function.
5867 (make_node_stat): Insert new decls into the map.
5868 (copy_node_stat): Likewise.
5869 (lookup_decl_from_uid): New function.
5870 (remove_decl_from_map): Likewise.
5871 (print_decl_for_uid_map_statistics): New helper.
5872 (dump_tree_statistics): Call it.
5874 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5875 (referenced_var_iterator): Adjust.
5876 (FOR_EACH_REFERENCED_VAR): Adjust.
5877 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5878 (num_referenced_vars): Adjust.
5879 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5880 (first_referenced_var): Remove.
5881 (end_referenced_vars_p): Likewise.
5882 (next_referenced_var): Likewise.
5883 (referenced_var_iterator_set): New helper function.
5884 * tree-dfa.c (referenced_var_lookup): Adjust.
5885 (referenced_var_check_and_insert): Likewise.
5886 (remove_referenced_var): Likewise.
5887 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5888 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5889 (verify_call_clobbering): Likewise.
5890 (verify_memory_partitions): Likewise.
5891 (init_tree_ssa): Allocate bitmap instead of hashtable for
5893 (delete_tree_ssa): Adjust.
5894 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5895 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5896 (compute_tag_properties): Likewise.
5897 (set_initial_properties): Likewise.
5898 (find_partition_for): Likewise.
5899 (update_reference_counts): Likewise.
5900 (dump_may_aliases_for): Likewise.
5901 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5902 (add_call_clobber_ops): Likewise.
5903 (add_call_read_ops): Likewise.
5904 (get_asm_expr_operands): Likewise.
5905 * tree-into-ssa.c (dump_decl_set): Likewise.
5906 (update_ssa): Likewise.
5907 * tree-sra.c (scan_function): Likewise.
5908 (decide_instantiations): Likewise.
5909 (scalarize_parms): Likewise.
5910 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5911 (dsa_named_for): Likewise.
5912 * tree-ssa-structalias.c (update_alias_info): Likewise.
5913 (merge_smts_into): Likewise.
5915 2008-02-27 David Daney <ddaney@avtrex.com>
5918 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
5919 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
5920 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
5921 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
5922 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
5924 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
5927 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
5928 (BUILT_IN_NEXTTOWARD): Remove.
5929 (BUILT_IN_NEXTTOWARDF): Ditto.
5930 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
5931 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
5933 2008-02-27 Tom Tromey <tromey@redhat.com>
5935 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
5936 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
5938 2008-02-27 Jan Beulich <jbeulich@novell.com>
5940 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
5941 update the respective field on newdecl.
5943 2008-02-27 Revital Eres <eres@il.ibm.com>
5945 PR rtl-optimization/34999
5946 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
5947 crossing edges that ends with a call insn.
5948 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
5949 call insn and clear the EDGE_CROSSING flag of the crossing edge
5950 when fixing fallthru edges.
5952 2008-02-27 Richard Guenther <rguenther@suse.de>
5955 * fold-const.c (fold_unary): Return the correct argument,
5956 converted to the result type.
5958 2008-02-27 Richard Guenther <rguenther@suse.de>
5961 * expr.c (expand_expr_real_1): Assert on rotates that operate
5963 * fold-const.c (fold_binary): Use the types precision, not the
5964 bitsize of the mode if folding rotate expressions. Build rotates
5965 only for full modes.
5967 2008-02-27 Jakub Jelinek <jakub@redhat.com>
5969 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
5971 * c-pragma.c (pragma_ns_name): New typedef.
5972 (registered_pp_pragmas): New variable.
5973 (c_pp_lookup_pragma): New function.
5974 (c_register_pragma_1): If flag_preprocess_only, do nothing
5975 for non-expanded pragmas, for expanded ones push pragma's
5976 namespace and name into registered_pp_pragmas vector.
5977 (c_invoke_pragma_handler): Register OpenMP pragmas even when
5978 flag_preprocess_only, don't register GCC pch_preprocess
5979 pragma if flag_preprocess_only.
5980 * c-opts.c (c_common_init): Call init_pragma even if
5981 flag_preprocess_only.
5982 * c-pragma.c (c_pp_lookup_pragma): New prototype.
5983 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
5984 cpp_register_pragma if flag_preprocess_only.
5986 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5989 * c-parser.c (c_parser_translation_unit): Warn for empty
5990 translation unit, not empty source file.
5992 2008-02-26 Paul Brook <paul@codesourcery.com>
5994 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
5995 operand for Thumb-2.
5996 * config/arm/arm.h (reg_class): Add CORE_REGS.
5997 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
5998 (BASE_REG_CLASS): Use CORE_REGS.
5999 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6000 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6001 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6002 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6003 ARM_REGNO_OK_FOR_INDEX_P.
6004 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6005 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6006 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6007 (ldm/stm peepholes): Ditto.
6008 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6009 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6010 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6011 * config/arm/constraints.md: Enable "k" constraint on ARM.
6013 2008-02-27 Ben Elliston <bje@au.ibm.com>
6015 * config/rs6000/rs6000.c: Annotate cache line size field in all
6016 instances of struct processor_costs.
6018 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6020 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6021 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6022 jump_bypass): New counters.
6023 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6024 * dce.c (gate_ud_dce): Same.
6025 (gate_fast_dce): Same.
6026 * dse.c (gate_dse1): New function.
6027 (gate_dse2): New function.
6028 (gate_dse): Merge results of new gate functions.
6029 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6030 (gate_handle_jump_bypass): Add dbg_cnt.
6031 (gate_handle_gcse): Add dbg_cnt.
6032 * ifcvt.c (gate_handle_if_conversion): Same.
6033 (gate_handle_if_after_combine): Same.
6034 (gate_handle_if_after_reload): Same.
6035 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6037 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6039 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6041 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6043 2008-02-26 Jason Merrill <jason@redhat.com>
6046 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6047 alone if it's the naming decl for the type's main variant.
6049 2008-02-26 Tom Tromey <tromey@redhat.com>
6051 * system.h (USE_MAPPED_LOCATION): Poison.
6052 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6053 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6054 (make_goto_expr_edges): Likewise.
6055 (remove_bb): Likewise.
6056 (execute_warn_function_return): Likewise.
6057 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6059 * c-common.c (fname_decl): Remove old location code.
6060 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6062 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6064 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6065 (gen_rtx_ASM_INPUT): Likewise.
6066 (gen_rtx_ASM_INPUT_loc): Likewise.
6067 (get_rtx_asm_OPERANDS): Remove.
6068 * cfglayout.c (insn_locators_alloc): Remove old location code.
6069 (set_curr_insn_source_location): Likewise.
6070 (curr_insn_locator): Likewise.
6071 * print-tree.c (print_node): Remove old location code.
6072 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6073 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6074 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6075 location_from_locus.
6076 (construct_exit_block): Remove old location code.
6077 * emit-rtl.c (force_next_line_note): Remove old location code.
6078 * profile.c (branch_prob): Remove old location code.
6079 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6080 LOC_LINE): Remove old-location variants.
6081 * langhooks.c (lhd_print_error_function): Remove old location
6083 * configure, config.in: Rebuilt.
6084 * configure.ac (--enable-mapped-location): Remove.
6085 * c-decl.c (c_init_decl_processing): Remove old location code.
6086 (finish_function): Likewise.
6087 * recog.c (decode_asm_operands): Remove old location code.
6088 * c-pch.c (c_common_read_pch): Remove old location code.
6089 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6091 * gimple-low.c (lower_function_body): Remove old location code.
6092 * toplev.c (unknown_location): Remove.
6093 (push_srcloc): Remove old-location variant.
6094 (process_options): Remove old location code.
6095 (lang_dependent_init): Likewise.
6096 * input.h (UNKNOWN_LOCATION): Move definition.
6097 (location_t): Undeprecate.
6098 (source_locus): Remove.
6099 (location_from_locus): Remove.
6100 (struct location_s): Remove.
6101 Remove all old-location code.
6102 (input_line, input_filename): Remove.
6103 * final.c (final_scan_insn): Remove old location code.
6104 * diagnostic.c (diagnostic_build_prefix): Remove
6105 USE_MAPPED_LOCATION test.
6106 * tree.h (gimple_stmt) <locus>: Now a location_t.
6107 (tree_exp) <locus>: Likewise.
6108 (DECL_IS_BUILTIN): Remove old-location variant.
6109 (annotate_with_file_line, annotate_with_locus): Likewise.
6110 (expr_locus, set_expr_locus): Update.
6111 * tree.c (build1_stat): Remove old location code.
6112 (last_annotated_node): Remove.
6113 (annotate_with_file_line): Remove old-location variant.
6114 (annotate_with_locus): Likewise.
6115 (expr_location): Remove old location code.
6116 (set_expr_location): Likewise.
6117 (expr_has_location): Likewise.
6118 (expr_locus): Likewise.
6119 (set_expr_locus): Likewise.
6120 (expr_filename): Don't use location_from_locus.
6121 (expr_lineno): Likewise.
6122 * rtl-error.c (location_for_asm): Remove old location code.
6123 * c-lex.c (cb_line_change): Remove old location code.
6124 (fe_file_change): Likewise.
6125 (cb_def_pragma): Likewise.
6126 (c_lex_with_flags): Likewise.
6127 * gengtype.c (do_typedef): Don't special-case location types.
6128 (define_location_structures): Remove.
6129 (main): Don't call define_location_structures.
6130 * tree-pretty-print.c (dump_implicit_edges): Remove old location
6133 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6136 * builtins.def (BUILT_IN_STDARG_START): Remove.
6137 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
6138 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6139 * tree-inline.c (inline_forbidden_p_1): Likewise.
6141 2008-02-26 Richard Guenther <rguenther@suse.de>
6143 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6144 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6145 (lookup_decl_from_uid): Declare.
6146 (remove_decl_from_map): Likewise.
6147 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6148 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6149 (decl_for_uid_map): New global hashtable mapping DECL_UID
6151 (init_ttree): Allocate it.
6152 (insert_decl_to_uid_decl_map): New helper function.
6153 (make_node_stat): Insert new decls into the map.
6154 (copy_node_stat): Likewise.
6155 (lookup_decl_from_uid): New function.
6156 (remove_decl_from_map): Likewise.
6157 (print_decl_for_uid_map_statistics): New helper.
6158 (dump_tree_statistics): Call it.
6160 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6161 (referenced_var_iterator): Adjust.
6162 (FOR_EACH_REFERENCED_VAR): Adjust.
6163 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6164 (num_referenced_vars): Adjust.
6165 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6166 (first_referenced_var): Remove.
6167 (end_referenced_vars_p): Likewise.
6168 (next_referenced_var): Likewise.
6169 (referenced_var_iterator_set): New helper function.
6170 * tree-dfa.c (referenced_var_lookup): Adjust.
6171 (referenced_var_check_and_insert): Likewise.
6172 (remove_referenced_var): Likewise.
6173 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6174 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6175 (verify_call_clobbering): Likewise.
6176 (verify_memory_partitions): Likewise.
6177 (init_tree_ssa): Allocate bitmap instead of hashtable for
6179 (delete_tree_ssa): Adjust.
6180 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6181 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6182 (compute_tag_properties): Likewise.
6183 (set_initial_properties): Likewise.
6184 (find_partition_for): Likewise.
6185 (update_reference_counts): Likewise.
6186 (dump_may_aliases_for): Likewise.
6187 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6188 (add_call_clobber_ops): Likewise.
6189 (add_call_read_ops): Likewise.
6190 (get_asm_expr_operands): Likewise.
6191 * tree-into-ssa.c (dump_decl_set): Likewise.
6192 (update_ssa): Likewise.
6193 * tree-sra.c (scan_function): Likewise.
6194 (decide_instantiations): Likewise.
6195 (scalarize_parms): Likewise.
6196 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6197 (dsa_named_for): Likewise.
6198 * tree-ssa-structalias.c (update_alias_info): Likewise.
6199 (merge_smts_into): Likewise.
6201 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6204 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
6205 * c-opts.c (c_common_handle_option): Wall enables
6206 Wvolatile-register-var.
6207 * common.opt: Move Wvolatile-register-var to...
6210 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6212 * common.opt (Wlarger-than=): New.
6213 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
6215 * opts.c (common_handle_option): Handle -Wlarger-than=.
6216 * optc-gen.awk: Likewise.
6217 * opth-gen.awk: Likewise.
6218 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
6219 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6221 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6223 * c-common.c (match_case_to_enum_1): Add appropriate
6224 OPT_W* parameter to warning.
6225 (c_do_switch_warnings): Likewise.
6226 * c-typeck.c (warning_init): Add one more parameter following
6228 (push_init_level): Update call to warning_init.
6229 (pop_init_level): Likewise.
6230 (add_pending_init): Likewise.
6231 (output_init_element: Likewise.
6233 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6236 * toplev.c (toplev_main): If there are warnings or error, print
6237 errors for ignored options.
6238 * opts.c (ignored_options): New static variable.
6239 (postpone_unknown_option_error): New.
6240 (print_ignored_options): New.
6241 (handle_option): Postpone errors for unknown -Wno-* options.
6242 * opts.h (print_ignored_options): Declare.
6244 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
6246 * config/mips/mips.md (loadgp_blockage, blockage): Change type
6249 2008-02-25 Richard Guenther <rguenther@suse.de>
6252 2008-02-25 Richard Guenther <rguenther@suse.de>
6254 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6255 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6256 (lookup_decl_from_uid): Declare.
6257 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6258 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6259 (decl_for_uid_map): New global hashtable mapping DECL_UID
6261 (init_ttree): Allocate it.
6262 (insert_decl_to_uid_decl_map): New helper function.
6263 (make_node_stat): Insert new decls into the map.
6264 (copy_node_stat): Likewise.
6265 (lookup_decl_from_uid): New function.
6266 (print_decl_for_uid_map_statistics): New helper.
6267 (dump_tree_statistics): Call it.
6269 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6270 (referenced_var_iterator): Adjust.
6271 (FOR_EACH_REFERENCED_VAR): Adjust.
6272 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6273 (num_referenced_vars): Adjust.
6274 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6275 (first_referenced_var): Remove.
6276 (end_referenced_vars_p): Likewise.
6277 (next_referenced_var): Likewise.
6278 (referenced_var_iterator_set): New helper function.
6279 * tree-dfa.c (referenced_var_lookup): Adjust.
6280 (referenced_var_check_and_insert): Likewise.
6281 (remove_referenced_var): Likewise.
6282 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6283 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6284 (verify_call_clobbering): Likewise.
6285 (verify_memory_partitions): Likewise.
6286 (init_tree_ssa): Allocate bitmap instead of hashtable for
6288 (delete_tree_ssa): Adjust.
6289 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6290 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6291 (compute_tag_properties): Likewise.
6292 (set_initial_properties): Likewise.
6293 (find_partition_for): Likewise.
6294 (update_reference_counts): Likewise.
6295 (dump_may_aliases_for): Likewise.
6296 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6297 (add_call_clobber_ops): Likewise.
6298 (add_call_read_ops): Likewise.
6299 (get_asm_expr_operands): Likewise.
6300 * tree-into-ssa.c (dump_decl_set): Likewise.
6301 (update_ssa): Likewise.
6302 * tree-sra.c (scan_function): Likewise.
6303 (decide_instantiations): Likewise.
6304 (scalarize_parms): Likewise.
6305 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6306 (dsa_named_for): Likewise.
6307 * tree-ssa-structalias.c (update_alias_info): Likewise.
6308 (merge_smts_into): Likewise.
6310 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6313 * doc/invoke.texi (-fcx-limited-range): Document new option.
6314 * toplev.c (process_options): Handle -fcx-fortran-rules.
6315 * common.opt: Add documentation for -fcx-fortran-rules.
6317 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6320 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
6321 actual behaviour and C99.
6323 2008-02-26 Ben Elliston <bje@au.ibm.com>
6325 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
6326 (ASM_CPU_POWER6_SPEC): Likewise.
6327 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
6328 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
6329 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
6331 2008-02-25 Richard Guenther <rguenther@suse.de>
6333 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6334 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6335 (lookup_decl_from_uid): Declare.
6336 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6337 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6338 (decl_for_uid_map): New global hashtable mapping DECL_UID
6340 (init_ttree): Allocate it.
6341 (insert_decl_to_uid_decl_map): New helper function.
6342 (make_node_stat): Insert new decls into the map.
6343 (copy_node_stat): Likewise.
6344 (lookup_decl_from_uid): New function.
6345 (print_decl_for_uid_map_statistics): New helper.
6346 (dump_tree_statistics): Call it.
6348 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6349 (referenced_var_iterator): Adjust.
6350 (FOR_EACH_REFERENCED_VAR): Adjust.
6351 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6352 (num_referenced_vars): Adjust.
6353 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6354 (first_referenced_var): Remove.
6355 (end_referenced_vars_p): Likewise.
6356 (next_referenced_var): Likewise.
6357 (referenced_var_iterator_set): New helper function.
6358 * tree-dfa.c (referenced_var_lookup): Adjust.
6359 (referenced_var_check_and_insert): Likewise.
6360 (remove_referenced_var): Likewise.
6361 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6362 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6363 (verify_call_clobbering): Likewise.
6364 (verify_memory_partitions): Likewise.
6365 (init_tree_ssa): Allocate bitmap instead of hashtable for
6367 (delete_tree_ssa): Adjust.
6368 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6369 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6370 (compute_tag_properties): Likewise.
6371 (set_initial_properties): Likewise.
6372 (find_partition_for): Likewise.
6373 (update_reference_counts): Likewise.
6374 (dump_may_aliases_for): Likewise.
6375 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6376 (add_call_clobber_ops): Likewise.
6377 (add_call_read_ops): Likewise.
6378 (get_asm_expr_operands): Likewise.
6379 * tree-into-ssa.c (dump_decl_set): Likewise.
6380 (update_ssa): Likewise.
6381 * tree-sra.c (scan_function): Likewise.
6382 (decide_instantiations): Likewise.
6383 (scalarize_parms): Likewise.
6384 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6385 (dsa_named_for): Likewise.
6386 * tree-ssa-structalias.c (update_alias_info): Likewise.
6387 (merge_smts_into): Likewise.
6389 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
6392 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
6393 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
6394 * alias.h (nonoverlapping_memrefs_p): Likewise.
6396 2008-02-25 Jan Beulich <jbeulich@novell.com>
6398 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
6399 * config/i386/netware-libgcc.exp: Add __bswap?i2,
6400 __emultls_get_address, __emultls_register_common,
6401 __floatundi?f, and _Unwind_GetIPInfo.
6402 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
6403 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
6404 (gen_regparm_prefix): Likewise.
6405 (i386_nlm_encode_section_info): Sync with
6406 config/i386/winnt.c:i386_pe_encode_section_info().
6407 (i386_nlm_maybe_mangle_decl_assembler_name): New.
6408 i386_nlm_mangle_decl_assembler_name): New.
6409 (netware_override_options): New.
6410 * config/i386/netware.h (netware_override_options): Declare.
6411 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
6412 (i386_nlm_mangle_decl_assembler_name): Declare.
6413 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
6415 2008-02-25 Ben Elliston <bje@au.ibm.com>
6418 * c-decl.c (grokdeclarator): Remove unused local variables
6419 `typedef_type' and `type_as_written'.
6421 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6422 unused local variable `has_hot_blocks'.
6423 (fix_crossing_conditional_branches): Remove unused local variable
6426 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
6429 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
6430 using DEF_C99_BUILTIN.
6431 (BUILT_IN_NANF): Ditto.
6432 (BUILT_IN_NANL): Ditto.
6434 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
6435 Revital Eres <eres@il.ibm.com>
6437 * modulo-sched.c (calculate_must_precede_follow): Address TODO
6438 regarding the order of two dependent insns in the same row.
6440 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
6442 * stor-layout.c (layout_decl): Do not bump the alignment of a
6443 bit-field to more than byte alignment if it is packed.
6445 2008-02-24 David Edelsohn <edelsohn@gnu.org>
6447 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
6450 2008-02-24 Diego Novillo <dnovillo@google.com>
6452 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
6455 * tree-vrp.c (vrp_evaluate_conditional): With
6456 -Wtype-limits, emit a warning when comparing against a
6457 constant outside the natural range of OP0's type.
6458 * c.opt (Wtype-limits): Move ...
6459 * common.opt (Wtype-limits): ... here.
6461 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
6463 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
6464 * config/rs6000/e300c2c3.md: New file.
6465 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6467 (rs6000_override_options): Add e300c2 and e300c3 cases to
6468 processor_target_table. Do not allow usage of Altivec or Spe
6469 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
6470 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
6471 * config/rs6000/rs6000.h (processor_type): Add
6472 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
6473 (ASM_CPU_SPEC): Add e300c2 and e300c3.
6474 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
6475 and ppce300c3. Include e300c2c3.md.
6477 2008-02-23 David Edelsohn <edelsohn@gnu.org>
6479 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
6480 instead of TARGET_STRICT_ALIGN.
6482 2008-02-23 Joseph Myers <joseph@codesourcery.com>
6484 * explow.c (memory_address): Assert that the generated address is
6487 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6490 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
6491 * config/darwin-ppc-ldouble-patch.def: New file.
6492 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
6493 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
6494 SUBTARGET_INIT_BUILTINS if defined.
6495 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
6498 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6501 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
6502 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
6504 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6507 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
6508 file" warning condtional on -Winvalid-PCH.
6510 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6512 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
6514 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
6518 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
6519 prevent reload from using MMX registers.
6520 (*mov<mode>_internal): Ditto.
6521 (*movv2sf_internal_rex64): Ditto.
6522 (*movv2sf_internal): Ditto.
6524 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6526 PR documentation/31569
6527 * doc/install.texi2html: Use makeinfo --no-number-sections.
6529 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6531 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
6532 ensure that we can address an entire entity > 8 bytes. Don't
6533 generate reg+reg addressing for such data.
6535 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6537 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
6538 strings when optimizing for size, unless the target cares about
6541 2008-02-22 Tom Tromey <tromey@redhat.com>
6543 * regclass.c (current_pass): Remove declaration.
6545 2008-02-22 Anatoly Sokolov <aesok@post.ru>
6547 * config/avr/libgcc.S (__RAMPZ__): Define.
6548 (__do_copy_data): Add for devices with 128KB code memory.
6550 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6552 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6554 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
6556 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
6558 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
6561 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6564 * c-typeck.c (build_binary_op): Warn about floating point
6565 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
6567 2008-02-21 Janis Johnson <janis187@us.ibm.com>
6570 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
6571 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
6573 (rs6000_override_options): Set altivec_abi as default, not override,
6574 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
6575 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
6576 is used; use new member spe_abi.
6577 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
6578 spe_abi and altivec_abi.
6580 2008-02-22 Tomas Bily <tbily@suse.cz>
6582 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
6584 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6587 * config.build (build_file_translate): Set to `CMD //c' only if
6589 * Makefile.in (build_file_translate): Improve comment.
6591 2008-02-21 Jan Hubicka <jh@suse.cz>
6593 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
6594 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
6595 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
6597 2008-02-21 Michael Matz <matz@suse.de>
6600 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
6602 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
6604 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
6605 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
6607 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
6608 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
6609 SSE_VEC_FLOAT_MODE_P as insn constraint.
6610 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
6611 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
6612 sse4a_movntdf using MODEF mode iterator.
6613 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
6614 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
6615 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
6616 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
6617 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
6618 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
6619 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
6621 2008-02-21 Richard Guenther <rguenther@suse.de>
6623 * tree.def (PAREN_EXPR): New tree code.
6624 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
6626 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
6627 * expr.c (expand_expr_real_1): Likewise.
6628 * tree-inline.c (estimate_num_insns_1): Likewise.
6629 * tree-complex.c (expand_complex_move): Likewise.
6630 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
6633 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6636 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
6638 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6641 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
6643 * config/sh/sh.c (find_barrier): Don't go past
6644 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
6646 2008-02-20 DJ Delorie <dj@redhat.com>
6648 * config/h8300/h8300.md (insv): Force source operand to be a register.
6650 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
6651 as a jump, not as a plain insn.
6653 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
6655 * doc/invoke.texi (Warning Options): Add new option
6656 -Wframe-larger-than=.
6657 (-Wframe-larger-than): Document.
6659 * flags.h (warn_frame_larger_than, frame_larger_than_size):
6660 Add declarations for new option variables.
6662 * final.c (final_start_function): Check the frame size
6663 before emission and issue a Wframe-larger-than warning.
6665 * opts.c (warn_frame_larger_than, frame_larger_than_size):
6666 Add definitions for new option variables.
6667 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
6669 * common.opt (Wframe-larger-than=): New option.
6671 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6673 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
6674 (<sse>_div<mode>3): Ditto.
6675 (<sse>_vmdiv<mode>3): Ditto.
6676 (<sse>_vmsqrt<mode>2): Ditto.
6677 (*smax<mode>3): Ditto.
6678 (sse5_frcz<mode>2): Ditto.
6679 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
6682 2008-02-20 Richard Guenther <rguenther@suse.de>
6685 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
6686 be happy with INTEGRAL_TYPE_P.
6688 2008-02-20 Richard Guenther <rguenther@suse.de>
6690 * fold-const.c (split_tree): Associate floatig-point expressions
6691 if flag_associative_math is set.
6693 2008-02-20 Richard Guenther <rguenther@suse.de>
6695 * tree.h (fold_real_zero_addition_p): Declare.
6696 * fold-const.c (fold_real_zero_addition_p): Export.
6697 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
6698 floating-point operations with zero and one.
6700 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
6702 * doc/install.texi: Correct references to CFLAGS, replacing them
6703 with BOOT_CFLAGS. Document flags used during bootstrap for
6706 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6708 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
6709 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
6710 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
6712 (smin<mode>3): Ditto from similar patterns.
6713 (smax<mode>3): Ditto.
6714 (*ieee_smin<mode>3): Ditto.
6715 (*ieee_smax<mode>3): Ditto.
6716 * config/i386/sse.md (sse): New mode attribute.
6717 (mov<mode>): Macroize expander from movv4sf and movv2df using
6718 SSEMODEF2P mode iterator.
6719 (<sse>_movnt<mode>): Ditto from similar patterns. Use
6720 SSE_VEC_FLOAT_MODE_P as insn constraint.
6721 (storent<mode>): Ditto.
6722 (storent<mode>): Macroize expander from storentsf and storentdf using
6723 MODEF mode iterator.
6724 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
6725 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
6726 (abs<mode>2): Ditto from similar patterns.
6727 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
6728 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
6729 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
6730 (<sse>_vmsqrt<mode>2): Ditto.
6731 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
6732 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
6733 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
6734 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
6735 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
6736 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
6737 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
6739 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
6740 iterator and SSE_FLOAT_MODE_P as insn constraint.
6741 (<sse>_ucomi): Ditto from similar patterns.
6742 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
6743 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
6744 SSE_VEC_FLOAT_MODE_P as insn constraint.
6745 (vcond<mode>): Ditto from similar patterns.
6746 (and<mode>3, *and<mode>3): Ditto.
6747 (<sse>_nand<mode>3): Ditto.
6748 (ior<mode>3, *ior<mode>3): Ditto.
6749 (xor<mode>3, *xor<mode>3): Ditto.
6750 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
6751 iterator and SSE_FLOAT_MODE_P as insn constraint.
6752 (*nand<mode>3): Ditto from similar patterns.
6753 (*ior<mode>3): Ditto.
6754 (*xor<mode>3): Ditto.
6756 2008-02-20 Ira Rosen <irar@il.ibm.com>
6758 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
6759 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
6760 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
6762 2008-02-19 Jan Hubicka <jh@suse.cz>
6764 * predict.c (tree_bb_level_predictions): Remove variable next
6765 mistakely introduced by previous commit.
6767 2008-02-19 Jan Hubicka <jh@suse.cz>
6769 * predict.c (predict_paths_leading_to): Rewrite.
6770 (predict_paths_for_bb): New.
6771 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
6773 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6776 * Makefile.in (build_file_translate): New.
6777 (gcc-vers.texi): Use it for translating $(abs_srcdir).
6778 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
6779 * configure.ac (build_file_translate): Substitute it.
6780 * configure: Regenerate.
6782 2008-02-19 Jan Hubicka <jh@suse.cz>
6784 PR rtl-optimization/34408
6785 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
6788 2008-02-19 Jan Hubicka <jh@suse.cz>
6791 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
6794 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
6797 * config/i386/i386-modes.def: Revert the last DI alignment
6798 change until Ada people can look into it.
6800 2008-02-19 Nick Clifton <nickc@redhat.com>
6802 * opts.c (print_specific_help): Fix typo in --help text.
6804 2008-02-19 Jakub Jelinek <jakub@redhat.com>
6807 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
6808 32-bit inline asm without asm alternatives for host GCC < 3.0.
6810 2008-02-19 Richard Guenther <rguenther@suse.de>
6812 PR tree-optimization/34989
6813 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
6814 Allow propagation to INDIRECT_REF if we can simplify only.
6816 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6818 * c-common.c (warn_for_collisions_1): Use appropriate option when
6821 2008-02-19 Nick Clifton <nickc@redhat.com>
6824 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
6825 (handle_options): Fix indentation.
6826 (print_filtered_help): If no language-specific options were
6827 displayed tell the user how to list all the options supported by
6828 the language's front-end.
6829 (print_specific_help): Fix indentation and remove duplicate line.
6830 (common_handle_option): Handle the -v option.
6831 For --help enable the display of undocumented options if the -v
6832 switch has been included on the command line.
6833 For --help= check for overlaps in the arguments between the option
6834 classes and the language names and issue a warning when they
6835 cannot be disambiguated.
6836 * c.opt (v): Pass on to the common option handler.
6838 2008-02-19 Revital Eres <eres@il.ibm.com>
6840 * modulo-sched.c (sms_schedule): Change dump message when
6841 create_ddg function fails.
6842 (try_scheduling_node_in_cycle): Rename row to cycle.
6843 (print_partial_schedule): Rename CYCLE to ROW.
6845 2008-02-19 Christian Bruel <christian.bruel@st.com>
6846 Zdenek Dvorak <ook@ucw.cz>
6848 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
6850 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6853 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
6854 (*x86_movdicc_0_m1_se): Ditto.
6856 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6858 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
6859 (CMPtype): Define as __gcc_CMPtype.
6860 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
6861 (CMPtype): Define as __gcc_CMPtype.
6863 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
6865 Support valgrind 3.3 for --enable-checking=valgrind.
6866 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
6868 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
6869 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
6870 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
6871 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
6872 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
6873 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
6874 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
6876 * ggc-zone.c: Similar.
6877 * ggc-page.c: Similar.
6879 2008-02-19 Paul Brook <paul@codesourcery.com>
6882 * config/arm/ieee754-df.S: Fix do_it typo.
6883 * config/arm/ieee754-sf.S: Fix do_it typo.
6885 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6888 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
6889 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
6890 (OPTION_MASK_ISA_SSE_SET): Likewise.
6891 (OPTION_MASK_ISA_SSE2_SET): Likewise.
6892 (OPTION_MASK_ISA_SSE3_SET): Likewise.
6893 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
6894 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
6895 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
6896 (OPTION_MASK_ISA_SSE4_SET): Likewise.
6897 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
6898 (OPTION_MASK_ISA_SSE5_SET): Likewise.
6899 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
6900 (OPTION_MASK_ISA_MMX_UNSET): Updated.
6901 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
6902 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6903 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6904 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6905 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6906 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6907 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6908 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
6909 (OPTION_MASK_ISA_SSE4): Removed.
6910 (ix86_handle_option): Turn on bits in ix86_isa_flags and
6911 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
6912 (override_options): Don't turn on implied SSE/MMX bits in
6915 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6917 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6920 2008-02-18 Joey Ye <joey.ye@intel.com>
6923 * tree-nested.c (insert_field_into_struct): Set type alignment
6924 to field alignment if the former is less than the latter.
6926 2008-02-18 Jakub Jelinek <jakub@redhat.com>
6928 * BASE-VER: Set to 4.4.0.
6930 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6932 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
6933 * doc/cfg.texi: Likewise.
6934 * doc/extend.texi: Likewise.
6935 * doc/gty.texi: Likewise.
6936 * doc/invoke.texi: Likewise.
6937 * doc/loop.texi: Likewise.
6938 * doc/md.texi: Likewise.
6939 * doc/passes.texi: Likewise.
6940 * doc/rtl.texi: Likewise.
6941 * doc/sourcebuild.texi: Likewise.
6942 * doc/tm.texi: Likewise.
6943 * doc/tree-ssa.texi: Likewise.
6945 2008-02-17 Richard Guenther <rguenther@suse.de>
6948 * tree-complex.c (init_parameter_lattice_values): Handle parameters
6949 without default definition.
6951 2008-02-17 Richard Guenther <rguenther@suse.de>
6953 PR tree-optimization/35231
6954 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
6957 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
6960 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6961 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6962 libgcc_cmp_return mode.
6964 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6967 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
6969 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
6971 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
6974 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6976 * doc/c-tree.texi: Use `@.' where appropriate.
6977 * doc/extend.texi: Likewise.
6978 * doc/install.texi: Likewise.
6979 * doc/invoke.texi: Likewise.
6980 * doc/loop.texi: Likewise.
6981 * doc/makefile.texi: Likewise.
6982 * doc/md.texi: Likewise.
6983 * doc/passes.texi: Likewise.
6984 * doc/standards.texi: Likewise.
6985 * doc/tm.texi: Likewise.
6987 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6990 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
6992 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
6993 rather than in entry_bb.
6995 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6997 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6998 libgcc_cmp_return mode.
7000 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7003 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7004 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7006 2008-02-15 Richard Guenther <rguenther@suse.de>
7007 Zdenek Dvorak <ook@ucw.cz>
7009 PR tree-optimization/35164
7010 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7011 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7012 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7013 Only propagate addresses which do not have abnormal SSA_NAMEs
7016 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7019 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7021 2008-02-15 Jan Hubicka <jh@suse.cz>
7024 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7026 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7029 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7030 when calculating alignment_pad.
7032 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7034 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7035 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7036 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7037 and STACK_BOUNDARY define.
7039 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7041 PR preprocessor/35061
7042 * c-pragma.c (handle_pragma_pop_macro): Check that
7043 pushed_macro_table has been allocated.
7045 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7048 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7049 (force_gimple_operand): Likewise.
7050 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7051 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7052 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7053 (find_interesting_uses_address): Check addressability and alignment
7054 of the base expression only after substituting bases of IVs into it.
7056 2008-02-14 Michael Matz <matz@suse.de>
7059 * function.c (instantiate_virtual_regs_in_insn): Reload address
7060 before falling back to reloading the whole operand.
7062 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7064 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7065 before the first section switch note.
7067 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7069 * doc/bugreport.texi: Update copyright years.
7070 * doc/c-tree.texi: Likewise.
7071 * doc/cfg.texi: Likewise.
7072 * doc/cpp.texi: Likewise.
7073 * doc/cppinternals.texi: Likewise.
7074 * doc/fragments.texi: Likewise.
7075 * doc/frontends.texi: Likewise.
7076 * doc/gcc.texi: Likewise.
7077 * doc/gty.texi: Likewise.
7078 * doc/hostconfig.texi: Likewise.
7079 * doc/implement-c.texi: Likewise.
7080 * doc/libgcc.texi: Likewise.
7081 * doc/loop.texi: Likewise.
7082 * doc/makefile.texi: Likewise.
7083 * doc/options.texi: Likewise.
7084 * doc/passes.texi: Likewise.
7085 * doc/rtl.texi: Likewise.
7086 * doc/sourcebuild.texi: Likewise.
7087 * doc/standards.texi: Likewise.
7088 * doc/tree-ssa.texi: Likewise.
7089 * doc/trouble.texi: Likewise.
7091 * doc/extend.texi: Use @: or add comma where appropriate.
7092 * doc/invoke.texi: Likewise.
7093 * doc/tm.texi: Likewise.
7095 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7098 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7101 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7103 * doc/md.texi (clz, ctz): Add reference.
7104 * doc/rtl.texi (clz, ctz): Likewise.
7106 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7109 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7112 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7114 * config/s390/s390.c (struct constant_pool): New field
7115 emit_pool_after added.
7116 (s390_mainpool_start): Set the emit_pool_after flag according
7117 to the section switch notes.
7118 (s390_mainpool_finish): Consider emit_pool_after when emitting
7119 the literal pool at the end of the function.
7120 (s390_chunkify_start): Force literal pool splits at section
7123 2008-02-13 Michael Matz <matz@suse.de>
7126 * var-tracking.c (clobber_variable_part): Correctly traverse the
7129 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7132 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
7133 Add -fdump-ipa-inline.
7134 * tree-dump.c (dump_files): Remove tree-inlined dump.
7135 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
7137 2008-02-12 Richard Guenther <rguenther@suse.de>
7139 PR tree-optimization/35171
7140 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
7143 2008-02-12 Richard Guenther <rguenther@suse.de>
7146 * fold-const.c (fold_widened_comparison): Use get_unwidened in
7147 value-preserving mode. Disallow final truncation.
7149 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
7152 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
7153 code from here to...
7154 (force_gimple_operand): ...here.
7156 2008-02-12 Jakub Jelinek <jakub@redhat.com>
7159 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
7160 non-compatible pointers.
7161 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
7162 different FIELD_DECLs, try harder by comparing field offsets, sizes
7166 * function.c (match_asm_constraints_1): Don't replace the same input
7169 2008-02-12 Anatoly Sokolov <aesok@post.ru>
7171 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
7172 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
7173 (expand_epilogue): Restore RAMPZ register.
7174 * config/avr/avr.md (RAMPZ_ADDR): New constant.
7176 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
7178 * config/i386/cygwin.asm: (__alloca): Correct calling
7179 convention and alignment.
7180 (__chkstk): Force 8 byte stack alignment.
7182 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
7183 Richard Guenther <rguenther@suse.de>
7185 PR tree-optimization/33992
7186 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
7187 the zero we compare against.
7189 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
7192 * gthr-win32.h (__gthread_mutex_destroy_function): New function
7193 to CloseHandle after unlocking to prevent accumulation of handle
7196 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7199 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
7200 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
7201 and update LABEL_NUSES during and after reload.
7203 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
7206 * combine.c (simplify_if_then_else): Make sure the comparison is
7207 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
7209 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
7212 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
7213 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
7214 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
7215 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
7216 * tree.h (get_type_static_bounds): Likewise.
7218 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7220 * doc/invoke.texi (Option Summary, C++ Dialect Options)
7221 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7222 Make -Wfoo language annotations match what the compiler outputs.
7224 2008-02-08 Sa Liu <saliu@de.ibm.com>
7226 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
7227 intrinsics spu_convts, spu_convtu, spu_convtf.
7229 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
7231 * doc/extend.texi (Function Attributes) <noinline>: Mention
7232 asm ("") as method to keep calls.
7234 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7237 * doc/options.texi (Options): Replace references to opts.sh with
7239 * opts-common.c: Likewise.
7240 * optc-gen.awk: Likewise.
7242 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
7244 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
7246 2008-02-07 Richard Henderson <rth@redhat.com>
7249 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
7250 EXPR_LIST for the REG_EQUAL instead of a comparison with a
7253 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
7255 PR tree-optimization/35085
7256 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
7257 for operand entry oe2 in addition to operand entry oe3 in order to
7258 expose more opportunities for vectorizer sum reduction.
7260 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7263 * Makefile.in (LIBS): Remove $(GMPLIBS).
7264 (cc1-dummy, cc1): Add $(GMPLIBS).
7266 2008-02-06 Jan Hubicka <jh@suse.cz>
7269 * i386.md (moddf_integer): Do not produce partial memory stalls for
7270 targets where it hurts.
7272 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
7275 * optabs.c (expand_float): Do not check for decimal modes when
7276 expanding unsigned integer through signed conversion.
7278 2008-02-06 Nick Clifton <nickc@redhat.com>
7280 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
7281 inside the clobber with a match_operand and duplicated operand
7282 number in the constraint.
7283 (ineqbranchsi): Delete redundant comment.
7285 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7287 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
7288 builtin_define ("__USE_INIT_FINI__").
7289 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
7291 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
7293 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7295 PR documentation/30330
7296 * doc/invoke.texi (C++ Dialect Options)
7297 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7298 For each warning option -Wfoo that allows -Wno-foo, ensure both
7299 -Wfoo and -Wno-foo are listed in the option index. Fix index
7300 entry of -Wswitch-default, index -Wnormalized= including the
7301 `=', and -Wlarger-than-@var{len} including @var{len}.
7303 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7305 * config/i386/i386.md (floatunssisf2): Use
7306 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
7307 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
7308 Macroize expander using MODEF mode iterator.
7310 2008-02-05 Diego Novillo <dnovillo@google.com>
7312 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
7315 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
7317 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7320 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
7322 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
7325 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
7326 to indicate if a message should be generated.
7327 (init_cumulative_args): Updated.
7328 (function_value_32): Likewise.
7330 2008-02-05 Joseph Myers <joseph@codesourcery.com>
7332 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
7334 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7337 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
7338 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
7340 2008-02-04 Diego Novillo <dnovillo@google.com>
7342 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
7345 * tree-vrp.c (vrp_evaluate_conditional): With
7346 -Wtype-limits, emit a warning when comparing against a
7347 constant outside the natural range of OP0's type.
7349 2008-02-04 Richard Guenther <rguenther@suse.de>
7352 * expr.c (count_type_elements): Give for unions instead of
7355 2008-02-04 Richard Guenther <rguenther@suse.de>
7358 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
7359 to TYPE_DOMAINs base type instead of using bitsizetype here.
7361 2008-02-03 Jason Merrill <jason@redhat.com>
7363 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
7365 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7368 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
7369 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
7370 (RS/6000 and PowerPC Options): Fix typos and markup.
7371 * doc/passes.texi (Tree-SSA passes): Likewise.
7373 2008-02-02 Michael Matz <matz@suse.de>
7376 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
7377 from record_last_reg_set_info.
7378 (record_last_reg_set_info): Take an RTX argument, iterate over all
7379 constituent hardregs.
7380 (record_last_set_info, record_opr_changes): Change calls to
7381 new signature or to record_last_reg_set_info_regno.
7383 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
7385 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
7387 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
7389 PR rtl-optimization/34773
7390 * reg-notes.def (EQUAL): Mention significance of combination of
7391 REG_EQUAL and REG_RETVAL.
7392 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
7393 insn that has a REG_RETVAL.
7395 2008-02-01 Roger Sayle <roger@eyesopen.com>
7398 * configure.ac (--enable-fixed-point): Disable unless explicitly
7400 * configure: Regenerate.
7402 2008-02-01 Richard Guenther <rguenther@suse.de>
7405 * invoke.texi (-finline-limit): Remove no longer true parts
7406 of the documentation. Note that there is no default value.
7408 2008-02-01 Andrew Pinski <pinskia@gmail.com>
7409 Mark Mitchell <mark@codesourcery.com>
7410 Ben Elliston <bje@au.ibm.com>
7413 * doc/extend.texi (Other Builtins): Document.
7415 2008-01-31 Tom Browder <tom.browder@gmail.com>
7417 * doc/c-tree.texi (Types): Fix grammar.
7418 (Expression trees): Ditto.
7419 * doc/passes.texi (Tree-SSA passes): Ditto.
7421 * doc/configterms.texi (Configure Terms): Fix typo.
7422 * doc/cpp.texi (Common Predefined Macros): Ditto.
7423 * doc/md.texi (Machine Constraints): Ditto.
7425 * doc/makefile.texi (Makefile): Add comma.
7427 2008-01-31 Tom Browder <tom.browder@gmail.com>
7428 Gerald Pfeifer <gerald@pfeifer.com>
7430 * doc/sourcebuild.texi (Front End): Remove references to CVS
7431 and CVSROOT/modules.
7432 (Texinfo Manuals): Replace reference to CVS by one to SVN.
7433 (Back End): Remove reference to CVS.
7435 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7438 * config/mips/mips.c (gen_load_const_gp): New function, taking a
7440 (mips16_gp_pseudo_reg): ...here.
7441 * config/mips/mips.md (load_const_gp): Replace with...
7442 (load_const_gp_<mode>): ...this :P-based insn.
7444 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7446 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
7447 options. Minor fixes.
7448 (-std): Move reference to standards closer to where language
7449 standards are first mentioned.
7451 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7453 PR rtl-optimization/34995
7454 * reload.c (alternative_allows_const_pool_ref): Take an rtx
7455 parameter and return a bool. If the rtx parameter is nonnull,
7456 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
7457 (find_reloads): Update call accordingly. Pass the new operand
7458 if it needed no address reloads, otherwise pass null.
7460 2008-01-30 Richard Henderson <rth@redhat.com>
7463 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
7464 for unbounded arrays.
7466 2008-01-30 Silvius Rus <rus@google.com>
7468 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
7470 2008-01-30 Jan Hubicka <jh@suse.cz>
7473 * i386.c (init_cumulative_args): Use real function declaration when
7476 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
7478 PR rtl-optimization/34998
7479 * global.c (build_insn_chain): Treat non-subreg_lowpart
7480 SUBREGs of pseudos as clobbering all the words covered by the
7481 SUBREG, not just all the bytes.
7482 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
7483 original df_ref rather than an extract parameter.
7484 (global_conflicts): Update call accordingly.
7486 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
7488 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
7489 the overflow check to make it easier to read.
7490 (__fixtfdi): Change the type of the ll member in union
7491 long_double to UDItype_x.
7493 2008-01-30 Jakub Jelinek <jakub@redhat.com>
7496 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
7497 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
7498 * tree-inline.c (fold_marked_statements): Call
7499 cgraph_update_edges_for_call_stmt if folding a call statement.
7500 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
7501 debug_generic_stmt calls, reset it back afterwards.
7504 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
7506 * c-typeck.c (build_external_ref): Don't pedwarn about
7507 static vars in current function's scope.
7509 2008-01-29 Joseph Myers <joseph@codesourcery.com>
7511 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
7513 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
7516 * ipa-struct-reorg.c: Fix spelling.
7517 * params.def: Ditto.
7519 2008-01-29 Richard Guenther <rguenther@suse.de>
7522 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
7524 * tree-inline.c (remap_type): Increment remapping_type_depth
7525 around remapping types.
7526 (copy_body_r): Only add referenced variables if they are referenced
7527 from code, not types.
7529 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
7540 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
7541 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
7543 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
7546 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
7547 pointer for tiny stack.
7549 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7551 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
7553 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7555 * config/vx-common.h: Fix typo in comment.
7557 2008-01-28 Ian Lance Taylor <iant@google.com>
7561 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
7562 coalesce pointers if they have different DECL_NO_TBAA_P values.
7563 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
7564 between variables with different DECL_NO_TBAA_P values.
7566 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
7569 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
7570 are not legitimate small data references on SPE targets.
7572 2008-01-28 David Daney <ddaney@avtrex.com>
7574 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
7576 2008-01-28 David Daney <ddaney@avtrex.com>
7578 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
7580 2008-01-27 Joseph Myers <joseph@codesourcery.com>
7582 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
7583 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
7584 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
7585 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
7586 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7587 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
7588 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
7589 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
7591 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7593 * basic-block.h (condjump_equiv_p): Fix comment.
7595 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7597 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
7598 print_generic_stmt_indented): Fix comment.
7600 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7602 * configure.ac (__stack_chk_fail): Add detecion for availability
7603 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
7604 * configure: Regenerate.
7606 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
7609 * final.c (output_addr_const): Handle TRUNCATE.
7611 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
7614 * tree-ssa-loop-ivopts.c (comp_cost): New type.
7615 (zero_cost, infinite_cost): New constants.
7616 (struct cost_pair): Change type of cost to comp_cost.
7617 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
7618 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
7620 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
7621 split_address_cost, ptr_difference_cost, difference_cost,
7622 get_computation_cost_at, get_computation_cost,
7623 determine_use_iv_cost_generic, determine_use_iv_cost_address,
7624 determine_use_iv_cost_condition, determine_use_iv_costs,
7625 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
7626 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
7627 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
7628 Change type of cost to comp_cost.
7629 (determine_iv_cost): Increase cost of non-original ivs, instead
7630 of decreasing the cost of original ones.
7631 (get_address_cost): Indicate the complexity of the addressing mode
7633 (try_add_cand_for): Prefer using ivs not specific to some object.
7634 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
7636 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
7637 Janis Johnson <janis187@us.ibm.com>
7640 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
7641 (TARGET_INSTANTIATE_DECLS): Likewise.
7642 * target.h (expand_to_rtl_hook): New target hook.
7643 (instantiate_decls): Likewise.
7644 * function.c (instantiate_decl): Make non-static. Rename to...
7645 (instantiate_decl_rtl): ... this.
7646 (instantiate_expr): Use instantiate_decl_rtl.
7647 (instantiate_decls_1): Likewise.
7648 (instantiate_decls): Likewise.
7649 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
7650 * function.h (instantiate_decl_rtl): Add prototype.
7651 * cfgexpand.c (target.h): New include.
7652 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
7653 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
7654 (TARGET_INSTANTIATE_DECLS): Likewise.
7655 (TARGET_INITIALIZER): New target hooks added.
7656 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
7658 * config/rs6000/rs6000.c (tree-flow.h): New include.
7659 (machine_function): Add sdmode_stack_slot field.
7660 (rs6000_alloc_sdmode_stack_slot): New function.
7661 (rs6000_instantiate_decls): Likewise.
7662 (rs6000_secondary_memory_needed_rtx): Likewise.
7663 (rs6000_check_sdmode): Likewise.
7664 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
7665 (TARGET_INSTANTIATE_DECLS): Likewise.
7666 (rs6000_hard_regno_mode_ok): Allow SDmode.
7667 (num_insns_constant): Likewise. Handle _Decimal32 constants.
7668 (rs6000_emit_move): Handle SDmode.
7669 (function_arg_advance): Likewise.
7670 (function_arg): Likewise.
7671 (rs6000_gimplify_va_arg): Likewise. Add special handling of
7672 SDmode var args for 32-bit compiles.
7673 (rs6000_secondary_reload_class): Handle SDmode.
7674 (rs6000_output_function_epilogue): Likewise.
7675 (rs6000_function_value): Simplify if statement.
7676 (rs6000_libcall_value): Likewise.
7677 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
7678 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
7679 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
7680 (movsd_hardfloat): New define_insn.
7681 (movsd_softfloat): Likewise.
7682 (movsd_store): Likewise.
7683 (movsd_load): Likewise.
7684 (extendsddd2): Likewise.
7685 (extendsdtd2): Likewise.
7686 (truncddsd2): Likewise.
7687 (movdd_hardfloat64): Fixup comment.
7688 (UNSPEC_MOVSD_LOAD): New constant.
7689 (UNSPEC_MOVSD_STORE): Likewise.
7691 2008-01-26 Jakub Jelinek <jakub@redhat.com>
7694 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
7696 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
7697 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
7698 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
7701 2008-01-26 David Edelsohn <edelsohn@gnu.org>
7704 * config.gcc: Separate AIX 5.3 from AIX 6.1.
7705 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7706 __LONGDOUBLE128 too.
7707 * config/rs6000/aix61.h: New file.
7709 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7711 PR rtl-optimization/34959
7712 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
7713 popcount and parity rtxes the same mode as their operand.
7714 Truncate or extend the result to the return value's mode
7717 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7720 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
7721 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
7722 to GOT_VERSION_REGNUM.
7723 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
7724 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
7725 * config/mips/mips.c (mips_emit_call_insn): New function.
7726 (mips_call_tls_get_addr): Call mips_expand_call directly.
7727 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
7729 (mips16_build_call_stub): Likewise. Return the call insn or null.
7730 (mips_expand_call): Update the call to mips16_build_call_stub
7731 accordingly and a remove redundant condition. Assert that MIPS16
7732 stubs do not use lazy binding. Use mips_emit_call_insn and return
7734 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
7736 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
7737 (mips_avoid_hazard): Remove hazard_set handling.
7738 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
7739 (UNSPEC_RESTORE_GP): ...this.
7740 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
7741 (FAKE_CALL_REGNO): Rename to...
7742 (GOT_VERSION_REGNUM): ...this.
7743 (type): Add "ghost" value. Add an associated insn reservation.
7744 (hazard_set): Remove.
7745 (exception_receiver): Rename to...
7746 (restore_gp): ...this and update the unspec identifier accordingly.
7747 (exception_receiver, nonlocal_got_receiver): New expanders.
7748 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
7749 FAKE_CALL_REGNO. Remove hazard_set attribute.
7750 (set_got_version, update_got_version): New patterns.
7752 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
7755 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
7757 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7760 * doc/install.texi2html: Generate gcc-vers.texi.
7762 2008-01-25 DJ Delorie <dj@redhat.com>
7764 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7766 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7768 * config/c4x: Remove directory.
7769 * config.gcc (crx-*, mt-*): Mark obsolete.
7770 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
7771 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
7772 sh-*-rtemscoff*): Remove cases.
7773 * defaults.h (C4X_FLOAT_FORMAT): Remove.
7774 * real.c (encode_c4x_single, decode_c4x_single,
7775 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
7776 c4x_extended_format): Remove.
7777 * real.h (c4x_single_format, c4x_extended_format): Remove.
7778 * doc/extend.texi (interrupt, naked): Remove mention of attributes
7780 (Pragmas): Remove comment about c4x pragmas.
7781 * doc/install.texi (c4x): Remove target-specific instructions.
7782 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
7783 * doc/md.texi (Machine Constraints): Remove C4x documentation.
7784 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
7785 refer to C4x source files as examples.
7786 (C4X_FLOAT_FORMAT): Remove documentation.
7788 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
7790 * config/bfin/bfin.c (override_options): Reorder tests so that
7791 flag_pic gets enabled for -msep-data.
7793 2008-01-25 Richard Guenther <rguenther@suse.de>
7796 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
7797 to its bitfield precision if required.
7799 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7802 * tree-nested.c (walk_omp_for): New function.
7803 (convert_nonlocal_reference, convert_local_reference): Call
7804 walk_omp_for on OMP_FOR.
7805 (convert_call_expr): Call walk_body on OMP_FOR's
7806 OMP_FOR_PRE_INIT_BODY.
7808 2008-01-25 Richard Guenther <rguenther@suse.de>
7810 PR tree-optimization/34966
7811 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
7812 default defs and PHI_NODEs we have to insert after the
7815 2008-01-24 Nick Clifton <nickc@redhat.com>
7817 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
7818 Provide a default definition.
7819 (LIBGCC2_UNITS_PER_WORD): Likewise.
7821 * config/stormy16/stormy16.c: Include df.h for the prototype
7822 for df_regs_ever_live_p.
7823 (xstormy16_expand_builtin_va_start): Convert the stack offset
7824 into a component_ref and then use POINTER_PLUS_EXPR to add it
7825 to the incoming_virtual_args_rtx.
7826 (xstormy16_gimplify_va_arg_expr): Rename to
7827 xstormy16_gimplify_va_arg_expr.
7828 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
7829 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
7830 xstormy16_gimplify_va_arg_expr.
7831 Fix up some formatting issues.
7833 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
7834 Move to predicates.md.
7835 (xs_hi_general_operand): Likewise.
7836 (xs_hi_nonmemory_operand): Likewise.
7837 * config/stormy16/predicates.md:
7838 (xstormy16_carry_plus_operand): New predicate.
7839 (xs_hi_general_operand): New predicate.
7840 (xs_hi_nonmemory_operand): New predicate.
7841 * config/stormy16/stormy16-protos.h:
7842 (xstormy16_carry_plus_operand): Delete prototype.
7843 (xs_hi_general_operand): Likewise.
7844 (xs_hi_nonmemory_operand): Likewise.
7846 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
7847 modifiers as they are no longer needed and they can trigger
7848 reload spill failures.
7850 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
7851 with a match_operand in order to help reload.
7853 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
7854 constraint with 'e' for the 8th alternative as this version of
7855 the mov.w instruction only accepts the lower 8 registers.
7857 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
7860 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
7861 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
7864 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7867 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
7869 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7871 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
7873 (remove_structure): Update allocations list before removing structure.
7875 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7877 * ipa-struct-reorg.c (is_safe_cond_expr,
7878 create_new_stmts_for_cond_expr): Use integer_zerop function,
7879 that recognize not only zero-pointer, but zero-integer too.
7881 2008-01-25 Ben Elliston <bje@au.ibm.com>
7884 * fixproto: Escape "." in sed expression that strips leading "./".
7886 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
7889 * gcc.c (SWITCH_OK): Removed.
7890 (SWITCH_LIVE): Changed to bit.
7891 (SWITCH_FALSE): Likewise.
7892 (SWITCH_IGNORE): Likewise.
7893 (switchstr): Change live_cond to unsigned int.
7894 (process_command): Replace SWITCH_OK with 0.
7895 (do_self_spec): Likewise.
7896 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
7897 (give_switch): Likewise.
7898 (used_arg): Likewise.
7899 (do_spec_1): Set the SWITCH_IGNORE bit.
7900 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
7901 bits. Set the SWITCH_LIVE bit.
7903 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7905 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
7907 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
7909 PR tree-optimization/34472
7910 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
7911 parameter to a "bool *" and set *DATA to false if there is
7912 an unsafe access. Do not delete the structure here.
7913 (check_cond_exprs): Delete it here instead.
7914 (check_cond_exprs, exclude_cold_structs): Do not increase
7915 I when removing a structure.
7917 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
7920 * config/i386/i386.c (ix86_expand_vector_init): Consider only
7921 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
7923 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
7926 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
7927 a fixed vector for stack.
7929 2008-01-24 Ben Elliston <bje@au.ibm.com>
7932 * doc/gcc.texi (Software development): Add a direntry for g++.
7934 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
7936 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
7937 stale and straggling -fforce-addr comments above.
7939 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
7941 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
7942 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
7944 2008-01-23 Michael Matz <matz@suse.de>
7947 * dwarf2out.c (force_type_die): Use modified_type_die instead of
7950 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
7952 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
7955 2008-01-23 Anatoly Sokolov <aesok@post.ru>
7957 * config/avr/avr.c (avr_current_arch): New variable.
7958 (avr_arch_types): Add 'avr31' and 'avr51' entries.
7959 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
7960 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
7961 (avr_override_options): Init 'avr_current_arch'.
7962 (base_arch_s): Move from here...
7963 * config/avr/avr.h (base_arch_s): ... here. Add new members
7964 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
7965 'mega' to 'have_jmp_call'.
7966 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
7967 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
7969 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
7971 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7972 MULTILIB_MATCHES): (Ditto.).
7974 2008-01-23 Richard Guenther <rguenther@suse.de>
7977 * cgraphunit.c (cgraph_reset_node): Always mark the node
7978 not reachable if it is not queued already.
7980 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
7982 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
7983 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
7984 (cputype_selected): New static variable.
7985 (bfin_handle_option): Set it if -mcpu is used.
7986 (override_option): Select default set of workarounds if no cpu type
7987 selected on the command line.
7988 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
7990 From Michael Frysinger <michael.frysinger@analog.com>
7991 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
7992 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
7994 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
7995 for bf547, bf523, bf524, and bf526.
7996 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
7998 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7999 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8000 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8001 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8002 * doc/invoke.texi (Blackfin Options): Document that
8003 -mcpu now accept bf547, bf523, bf524, and bf526.
8005 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8007 PR rtl-optimization/34628
8008 * combine.c (try_combine): Stop and undo after the first combination
8009 if an autoincrement side-effect on the first insn has effectively
8012 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8015 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8016 Offset addresses are not valid for Altivec or paired float modes.
8018 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8021 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8022 if DECL_INITIAL (decl) is error_mark_node.
8025 * c-common.c (handle_vector_size_attribute): Only allow
8026 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8027 the same way as pointer, array etc. types.
8028 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8031 * tree.c (build_type_attribute_qual_variant): Call
8032 build_qualified_type if attributes are equal, but quals are not.
8034 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8037 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8038 * flags.h (warn_strict_aliasing): Remove.
8039 (warn_strict_overflow): Remove.
8040 * opts.c (warn_strict_aliasing): Remove.
8041 (warn_strict_overflow): Remove.
8042 * c-opts.c (c_common_handle_option): -Wall only sets
8043 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8044 (c_common_post_options): Give default values to -Wstrict-aliasing
8045 and -Wstrict-overflow if they are uninitialized.
8046 * common.opt (Wstrict-aliasing): Specify Var and Init.
8047 (Wstrict-overflow): Likewise.
8049 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8051 PR rtl-optimization/26854
8052 PR rtl-optimization/34400
8053 PR rtl-optimization/34884
8054 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8056 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8057 (df_rd_bb_info.expanded_lr_out): Deleted
8058 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8059 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8060 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8061 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8062 Removed code to allocate, initialize or free expanded_lr_out.
8063 (df_rd_bb_local_compute_process_def): Restructured to make more
8065 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8066 sets if the sets are being trimmed.
8068 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8071 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8072 (as_vers): Likewise.
8073 * configure: Regenerated.
8075 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8078 * tree-pass.h (pass_build_alias): New pass.
8079 * tree-ssa-alias.c (gate_build_alias): New.
8080 (pass_build_alias): New.
8081 * passes.c (init_optimization_passes): Add pass_build_alias after
8082 pass_create_structure_vars.
8084 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8086 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8087 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8088 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8089 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8090 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8091 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8092 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8093 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8094 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8095 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8096 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8097 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8098 * config/s390/s390.md (FP_ALL): New mode iterator.
8099 (_d): New mode attribute.
8100 ("*signbit<mode>2>"): Changed mode of first operand.
8101 ("isinf<mode>2"): Changed mode of first operand.
8102 ("*TDC_insn"): Adaptation for DFP modes.
8104 2008-01-22 Ben Elliston <bje@au.ibm.com>
8106 * tree.c (check_qualified_type): Improve function description.
8108 2008-01-21 Jason Merrill <jason@redhat.com>
8111 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8112 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8115 2008-01-21 DJ Delorie <dj@redhat.com>
8117 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
8120 2008-01-21 Richard Guenther <rguenther@suse.de>
8123 * tree-cfg.c (verify_expr): Allow all invariant expressions
8124 instead of just constant class ones as reference argument.
8125 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
8126 like any other constant.
8127 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8129 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
8131 * regmove.c (fixup_match_1): Update call crossed frequencies.
8133 2008-01-21 Richard Guenther <rguenther@suse.de>
8136 * tree-inline.c (setup_one_parameter): Deal with mismatched
8137 types using a VIEW_CONVERT_EXPR.
8139 2008-01-21 Alon Dayan <alond@il.ibm.com>
8140 Olga Golovanevsky <olga@il.ibm.com>
8142 PR tree-optimization/34701
8143 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
8144 when the structure size is not a power of 2.
8146 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
8148 * doc/install.texi: Add doc for --enable-checking=df.
8150 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
8152 PR rtl-optimization/34808
8153 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
8155 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8157 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
8160 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8162 PR rtl-optimization/26854
8163 PR rtl-optimization/34400
8164 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
8166 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
8167 (df_rd_bb_info.expanded_lr_out): New.
8168 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
8169 * loop_iv.c (iv_analysis_loop_init): Ditto.
8170 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8171 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8172 Added code to allocate, initialize or free expanded_lr_out.
8173 (df_rd_bb_local_compute_process_def): Restructured to make
8174 more understandable.
8175 (df_rd_confluence_n): Add code to do nothing with fake edges and
8176 code to no apply invalidate_by_call sets if the sets are being trimmed.
8177 (df_lr_local_finalize): Renamed to df_lr_finalize.
8178 (df_live_local_finalize): Renamed to df_live_finalize.
8180 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8183 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
8184 deciding whether to use reciprocal instructions.
8186 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
8188 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
8189 dwarf2out_note_section_used if cold_text_section is NULL.
8191 2008-01-19 Jakub Jelinek <jakub@redhat.com>
8193 PR gcov-profile/34610
8194 * tree-cfg.c (make_edges): Mark both outgoing edges from
8195 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
8196 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
8197 from OMP_FOR and OMP_CONTINUE outgoing edges.
8199 * tree-profile.c (tree_profiling): Return early if
8200 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
8202 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
8203 from cfun to child_cfun.
8204 * function.h (struct function): Add after_tree_profile bit.
8206 2008-01-19 Anatoly Sokolov <aesok@post.ru>
8208 * config/avr/avr.S (_exit): Disable interrupt.
8210 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8211 Steven Bosscher <stevenb.gcc@gmail.com>
8213 PR rtl-optimization/26854
8214 PR rtl-optimization/34400
8215 * df-problems.c (df_live_scratch): New scratch bitmap.
8216 (df_live_alloc): Allocate df_live_scratch when doing df_live.
8217 (df_live_reset): Clear the proper bitmaps.
8218 (df_live_bb_local_compute): Only process the artificial defs once
8219 since the order is not important.
8220 (df_live_init): Init the df_live sets only with the variables
8221 found live by df_lr.
8222 (df_live_transfer_function): Use the df_lr sets to prune the
8223 df_live sets as they are being computed.
8224 (df_live_free): Free df_live_scratch.
8226 2008-01-18 Ian Lance Taylor <iant@google.com>
8228 * common.opt: Add fmerge-debug-strings.
8229 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
8230 flag_merge_debug_strings rather than flag_merge_constants.
8231 * doc/invoke.texi (Option Summary): Mention
8232 -fmerge-debug-strings.
8233 (Debugging Options): Document -fmerge-debug-strings.
8235 2008-01-18 Ian Lance Taylor <iant@google.com>
8238 * tree.h (DECL_IS_OPERATOR_NEW): Define.
8239 (struct tree_function_decl): Add new field operator_new_flag.
8240 * tree-inline.c (expand_call_inline): When inlining a call to
8241 operator new, force the return value to go into a variable, and
8242 set DECL_NO_TBAA_P on that variable.
8243 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
8245 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
8248 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
8249 DWARF2_DEBUGGING_INFO.
8250 (dwarf2out_note_section_used): Ditto. Add prototype.
8251 (have_multiple_function_sections, text_section_used,
8252 cold_text_section_used, *cold_text_sections): Move declarations
8255 2008-01-17 Bob Wilson <bob.wilson@acm.org>
8257 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
8258 field and add signal_ra.
8259 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
8260 assignments to frame state pc. Move end of stack check after
8261 MD_FALLBACK_FRAME_STATE_FOR.
8262 (uw_update_context_1): Use frame state signal_regs if set, instead
8263 of checking signal_frame flag.
8264 (uw_update_context): Use frame state signal_ra if set.
8265 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
8266 * config/xtensa/linux-unwind.h: New file.
8268 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
8270 * modulo-sched.c (get_sched_window): Fix comment typo.
8272 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
8274 PR tree-optimization/34648
8275 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
8277 2008-01-17 Anatoly Sokolov <aesok@post.ru>
8279 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
8280 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
8282 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
8284 PR rtl-optimization/34400
8285 * df-core.c (df_worklist_dataflow_overeager,
8286 df_worklist_dataflow_doublequeue): New functions.
8287 (df_worklist_dataflow): Two different worklist solvers.
8288 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
8291 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8294 * doc/invoke.texi: Document the dependence on pthread for fopenmp
8295 and ftree-parallelize-loops.
8297 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
8299 PR rtl-optimization/34826
8300 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
8302 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
8304 * global.c (find_reg): Mark the eh regs as used if necessary.
8305 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
8306 * ra.h (struct allocno): no_eh_reg field added. Changed
8307 no_stack_reg type to bitfield.
8309 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
8311 * tree.c (substitute_in_expr): Add missing 'break'.
8313 2008-01-17 Richard Guenther <rguenther@suse.de>
8315 PR tree-optimization/34825
8316 * tree-ssa-math-opts.c (is_division_by): Do not recognize
8317 x / x as division to handle.
8319 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8321 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
8322 "-pthread" is specified.
8323 * pa-hpux11.h (LIB_SPEC): Likewise.
8325 2008-01-16 Janis Johnson <janis187@us.ibm.com>
8326 Peter Bergner <bergner@vnet.ibm.com>
8328 PR rtl-optimization/33796
8329 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
8331 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8333 PR libgfortran/34699
8334 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
8336 * pa-hpux10.h (LINK_SPEC): Likewise.
8337 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
8339 2008-01-16 Richard Guenther <rguenther@suse.de>
8342 * fold-const.c (fold_convert_const_int_from_int): Do not
8343 set overflow if that occured only because of a sign extension
8344 change when converting from/to a sizetype with the same
8345 precision and signedness.
8347 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8350 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
8351 location address to the correct place. Update copyright year.
8353 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8355 * lambda-code.c (lambda_transform_legal_p): Handle the case of
8356 no dependences in the dependence_relations vector.
8358 2008-01-16 Jan Hubicka <jh@suse.cz>
8360 PR rtl-optimization/31396
8361 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
8362 * cfg.c (dump_reg_info): Print it.
8363 * regs.h (struct reg_info_t): add freq_calls_crossed.
8364 (REG_FREQ_CALLS_CROSSED): New macro.
8365 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
8366 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
8367 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
8368 regmove_optimize): Update call crossed frequencies.
8369 * local-alloc.c (struct qty): Add freq_calls_crossed.
8370 (alloc_qty): Copute freq_calls_crossed.
8371 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
8372 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
8373 * ra.h (struct allocno): Add freq_calls_crossed.
8375 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8377 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
8378 libgomp when compiling with ftree-parallelize-loops.
8379 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
8381 2008-01-16 Richard Guenther <rguenther@suse.de>
8383 PR tree-optimization/34769
8384 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
8385 * tree.c (int_cst_value): Instead make this function more
8386 permissive in what it accepts as valid input. Document this
8387 function always sign-extends the value.
8389 2008-01-16 Jakub Jelinek <jakub@redhat.com>
8390 Richard Guenther <rguenther@suse.de>
8393 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
8394 (gimple_fold_indirect_ref_rhs): ... this.
8395 (gimple_fold_indirect_ref): New function with foldings
8396 that preserve lvalueness.
8397 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
8398 * tree-flow.h (gimple_fold_indirect_ref): Declare.
8399 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
8400 to fold an INDIRECT_REF, fall back to the old use of
8401 fold_indirect_ref_1.
8403 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8405 * tree-data-ref.c (subscript_dependence_tester_1): Call
8406 free_conflict_function.
8407 (compute_self_dependence): Same.
8409 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8412 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
8413 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
8415 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
8416 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
8417 for DWARF2_UNWIND_INFO targets.
8419 2008-01-16 Richard Guenther <rguenther@suse.de>
8422 * c-typeck.c (common_pointer_type): Do not merge inconsistent
8423 type qualifiers for function types.
8425 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
8427 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
8428 loop_iterator li from previous commit.
8430 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
8432 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
8434 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8436 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
8437 (parallelize_loops): Don't parallelize irreducible components.
8439 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8442 * c-opts (c_common_post_options): Do not enable CPP
8443 flag_pedantic_errors by default.
8445 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
8447 PR rtl-optimization/31944
8448 * cse.c (remove_pseudo_from_table): New function.
8449 (merge_equiv_classes): Use above function to remove pseudo-registers.
8450 (invalidate): Likewise.
8452 2008-01-13 Richard Guenther <rguenther@suse.de>
8455 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
8456 instead of TYPE_MODE to deal with calls from expand_one_error_var.
8458 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
8460 * gcse.c (cprop_jump): Call validate_unshare_change instead of
8461 validate_change to unshare the source of the PC set.
8463 2008-01-12 Jan Hubicka <jh@suse.cz>
8466 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
8467 references above array bounds. This might trigger bounds checks for
8470 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8472 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
8473 new_replaceable_dependencies.
8475 2008-01-12 Doug Kwan <dougkwan@google.com>
8477 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
8478 instead of OPT_Wreturn_type in warning due to ignored return type
8480 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
8481 options included in -Wextra.
8482 * c.opt: New option -Wignored_qualifiers.
8483 * doc/invoke.texi (Warning Options, -Wextra): Add new option
8484 -Wignore_qualifiers.
8485 (-Wignored-qualifiers): Document.
8486 (-Wreturn-type): Remove description of functionality now handled
8487 by -Wignored-qualifiers.
8489 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
8492 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
8493 NOP_EXPR if it is between integral types with the same precision.
8495 2008-01-12 Jan Hubicka <jh@suse.cz>
8498 * invoke.texi (max-inline-recursive-depth): Fix default value.
8500 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
8502 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
8505 2008-01-11 Bob Wilson <bob.wilson@acm.org>
8507 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
8509 2008-01-11 James E. Wilson <wilson@specifix.com>
8512 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
8514 2008-01-11 Anatoly Sokolov <aesok@post.ru>
8516 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
8517 save/restore frame pointer register and don't use 'call-prologues'
8518 optimization in function with "OS_task" attribute.
8520 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
8523 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
8524 when copying to memory.
8526 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
8528 PR rtl-optimization/30905
8529 * cfgcleanup.c: Include dce.h
8530 (crossjumps_occured): New global variable.
8531 (try_crossjump_bb): Exit loop after finding a fallthru edge.
8532 If something changed, set crossjumps_occured to true.
8533 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
8534 Don't add/remove fake edges to exit here...
8535 (cleanup_cfg): ...but do it here, when crossjumping.
8536 Run a fast DCE when successful crossjumps occured in the latest
8537 iteration of try_optimize_cfg.
8539 2008-01-11 Richard Guenther <rguenther@suse.de>
8541 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
8542 (struct vn_unary_op_s): Likewise.
8543 (vn_reference_insert): Free old reference on hash collision.
8545 2008-01-10 Raksit Ashok <raksit@google.com>
8547 PR rtl-optimization/27971
8548 * combine.c (find_split_point): Split PLUS expressions which are
8549 inside a MEM rtx, and whose first operand is complex.
8551 2008-01-10 DJ Delorie <dj@redhat.com>
8553 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
8554 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
8555 (m32c_hard_regno_ok): Call the underlying function.
8557 2008-01-10 Richard Guenther <rguenther@suse.de>
8560 * tree-cfg.c (tree_merge_blocks): Do not go through the
8561 full-blown folding and stmt updating path if we just deal
8562 with virtual operands.
8563 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
8564 test for abnormal SSA_NAMEs.
8566 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
8569 * reload.c (push_reload): Add assertions. All constants from
8570 reg_equiv_constant should have been used for replacing the respective
8572 (find_reloads_address): Invoke find_reloads_address_part for
8573 constant taken from the reg_equiv_constant array.
8575 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
8577 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
8578 field (valnum) the first in the struct. Replace bools with
8581 2008-01-10 Richard Guenther <rguenther@suse.de>
8583 PR tree-optimization/34651
8584 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
8585 types and ordering for masking and converting.
8587 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
8589 PR tree-optimization/34017
8590 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
8591 also for PHI_NODE expressions.
8593 2008-01-09 Jan Hubicka <jh@suse.cz>
8595 PR tree-optimization/34708
8596 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
8597 based on number of case labels.
8598 (init_inline_once): Remove switch_cost.
8599 * tree-inline.h (eni_weights_d): Remove switch_cost.
8601 2008-01-09 Richard Guenther <rguenther@suse.de>
8602 Andrew Pinski <andrew_pinski@playstation.sony.com>
8605 * gimplify.c (gimplify_cond_expr): Do not create an addressable
8606 temporary if an rvalue is ok or an lvalue is not required.
8608 2008-01-09 Richard Guenther <rguenther@suse.de>
8611 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
8614 2008-01-09 Richard Guenther <rguenther@suse.de>
8617 * tree.c (host_integerp): Check for sizetype only if the
8618 type is an integer type.
8620 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
8623 * opts.c (decode_options): Disable inlining of functions called
8624 once if not in unit-at-a-time mode.
8626 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
8628 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
8630 2008-01-08 Richard Guenther <rguenther@suse.de>
8633 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
8634 out early if the result will be unused.
8636 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8641 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8642 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8645 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
8647 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
8648 for vectorization tuned.
8650 2008-01-08 Richard Guenther <rguenther@suse.de>
8652 PR tree-optimization/34683
8653 * tree-ssa-operands.c (operand_build_cmp): Export.
8654 * tree-ssa-operands.h (operand_build_cmp): Declare.
8655 * tree-vn.c (vuses_compare): Remove.
8656 (sort_vuses): Use operand_build_cmp.
8657 (sort_vuses_heap): Likewise.
8658 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
8659 to re-use old VEC if available. Do not sort already sorted VUSEs.
8660 (vdefs_to_vec): Do not sort already sorted VDEFs.
8662 2008-01-08 Jakub Jelinek <jakub@redhat.com>
8665 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
8667 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8670 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
8671 limitations of reciprocal sequences on x86 targets.
8673 2008-01-08 Richard Guenther <rguenther@suse.de>
8675 PR tree-optimization/34683
8676 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
8678 2008-01-07 Jakub Jelinek <jakub@redhat.com>
8681 * config/darwin.c (darwin_mergeable_string_section): Don't use
8682 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
8684 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
8687 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
8688 negxf2. Macroize expander using X87MODEF mode iterator. Change
8689 predicates of op0 and op1 to register_operand.
8690 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
8691 expander using X87MODEF mode iterator. Change predicates of
8692 op0 and op1 to register_operand.
8693 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
8694 corresponding patterns and macroize using MODEF macro. Change
8695 predicates of op0 and op1 to register_operand and remove
8696 "m" constraint. Disparage "r" alternative with "!".
8697 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
8698 macroize using X87MODEF macro. Change predicates of op0 and op1
8699 to register_operand and remove "m" constraint. Disparage "r"
8700 alternative with "!".
8701 (absneg splitter with memory operands): Remove.
8702 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
8703 patterns and macroize using X87MODEF mode iterator.
8704 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
8705 Change predicate of op1 to register_operand.
8706 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
8707 for memory operands.
8709 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
8711 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
8713 2008-01-07 Richard Guenther <rguenther@suse.de>
8715 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
8718 2008-01-07 Richard Guenther <rguenther@suse.de>
8720 PR tree-optimization/34683
8721 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
8722 VOPs of the needed size to save memory. Use VEC_quick_push
8723 to save compile-time.
8724 (vdefs_to_vec): Likewise.
8726 2008-01-07 Sa Liu <saliu@de.ibm.com>
8728 * config/spu/spu.md (divdf3): Genetate inline code for double
8729 division. The implementation doesn't handle INF or NAN, therefore it
8730 only applies when -ffinite-math-only is given.
8732 2008-01-06 Paolo Carlini <pcarlini@suse.de>
8735 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
8736 * doc/cpp.texi ([Common Predefined Macros]): Document.
8738 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
8740 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
8741 order to use commutative addition instead of subtraction.
8743 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8744 Mircea Namolaru <namolaru@il.ibm.com>
8745 Vladimir Yanovsky <yanov@il.ibm.com>
8746 Revital Eres <eres@il.ibm.com>
8748 PR tree-optimization/34263
8749 * tree-outof-ssa.c (process_single_block_loop_latch,
8750 contains_tree_r): New functions.
8751 (analyze_edges_for_bb): Call process_single_block_loop_latch
8752 function to empty single-basic-block latch block if possible.
8754 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8756 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8758 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
8760 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8762 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
8764 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8766 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
8768 2008-01-05 Jakub Jelinek <jakub@redhat.com>
8770 PR tree-optimization/34618
8771 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
8774 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8777 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
8778 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
8779 Update copyright year.
8781 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
8782 Update copyright year.
8783 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
8786 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
8788 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
8789 edge does not point to current bb before changing need_assert.
8791 2008-01-04 Richard Guenther <rguenther@suse.de>
8794 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
8795 for verifying purposes if they are is_gimple_min_invariant.
8797 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
8799 PR tree-optimization/34448
8800 PR tree-optimization/34465
8801 * gimplify.c (gimplify_init_constructor): Add new parameter
8802 notify_temp_creation. Use it.
8803 (gimplify_modify_expr_rhs): Take volatiles into account when
8804 optimizing constructors.
8805 Do not optimize constructors if gimplify_init_constructor will dump to
8807 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
8808 * gcc.c-torture/compile/pr34448.c: New.
8810 2008-01-04 Jakub Jelinek <jakub@redhat.com>
8812 PR gcov-profile/34609
8813 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
8814 return_slot if result is TREE_ADDRESSABLE.
8816 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
8818 * config/mips/mips.md (sqrt_condition): Tweak comment.
8819 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
8821 2008-01-03 Tom Tromey <tromey@redhat.com>
8824 * c-common.c (c_type_hash): Handle VLAs.
8826 2008-01-03 Jan Hubicka <jh@suse.cz>
8828 PR tree-optimization/31081
8829 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
8830 0 when inlining and not inlining to first basic block.
8831 (remap_decl): When var is initialized to 0, don't set default_def.
8832 (expand_call_inline): Set entry_bb.
8833 * tree-inline.h (copy_body_data): Add entry_bb.
8835 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8838 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
8841 PR tree-optimization/29484
8842 * tree-inline.c (inline_forbidden_p_2): New function.
8843 (inline_forbidden_p): Disallow inlining if some static var
8844 has an address of a local LABEL_DECL in its initializer.
8845 * doc/extend.texi (Labels as Values): Document &&foo behaviour
8848 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
8850 PR tree-optimization/34635
8851 * tree-data-ref.c (add_other_self_distances): Make sure that the
8852 evolution step is constant.
8854 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8857 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
8859 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
8861 * tree-sra.c (scalarize_init): Insert the generate_element_init
8862 statements after the generate_element_zero statements.
8864 2008-01-02 Richard Guenther <rguenther@suse.de>
8868 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
8869 for very large number of operands instead of ICEing.
8871 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
8874 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
8875 while stack probing.
8877 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
8879 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
8882 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
8885 * tree-mudflap.c (mx_register_decls): Guard warning by
8886 !DECL_ARTIFICIAL check.
8888 2008-01-01 Jakub Jelinek <jakub@redhat.com>
8890 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
8891 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
8892 sse5_perm<mode>): Fix constraints.
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