1 2008-05-08 Kai Tietz <kai,tietz@onevision.com>
3 * calls.c (compute_argument_block_size): Add argument tree fndecl.
4 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
5 (emit_library_call_value_1): Add new variable fndecl initialized by
6 NULL_TREE. It should be the decl type of orgfun, but this information
7 seems not to be available here, so it uses the default calling abi.
8 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
9 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
10 by TARGET_RETURN_IN_MEMORY.
11 * config/i386/i386-interix.h: Likewise.
12 * config/i386/i386.h: Likewise.
13 * config/i386/i386elf.h: Likewise.
14 * config/i386/ptx4-i.h: Likewise.
15 * config/i386/sol2-10.h: Likewise.
16 * config/i386/sysv4.h: Likewise.
17 * config/i386/vx-common.h: Likewise.
18 * config/cris/cris.h: Removed #if 0 clause.
19 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype
21 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
23 (ix86_sol10_return_in_memory): Likewise.
24 (ix86_i386elf_return_in_memory): New.
25 (ix86_i386interix_return_in_memory): New.
26 * config/mt/mt-protos.h (mt_return_in_memory): New.
27 * config/mt/mt.c: Likewise.
28 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
29 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
30 * config/bfin/bfin.h: Likewise.
31 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
33 * config/bfin/bfin.c: Likewise.
34 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
35 * config/alpha/unicosmk.h: Likewise.
36 * config/i386/cygming.h: Likewise.
37 * config/iq2000/iq2000.h: Likewise.
38 * config/mips/mips.h: Likewise.
39 * config/mn10300/mn10300.h: Likewise.
40 * config/rs6000/rs6000.h: Likewise.
41 * config/score/score.h: Likewise.
42 * config/spu/spu.h: Likewise.
43 * config/v850/v850.h: Likewise.
44 * defaults.h: Likewise.
45 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
46 * expr.c (emit_block_move): Adjust use of OUTGOING_REG_PARM_STACK_SPACE.
47 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
48 OUTGOING_REG_PARM_STACK_SPACE.
49 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
51 2008-05-08 Jakub Jelinek <jakub@redhat.com>
53 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
54 on OMP_RETURN for OMP_FOR.
57 * dwarf2out.c (dw_expand_expr, common_check): Removed.
58 (fortran_common): New function.
59 (gen_variable_die): Call fortran_common instead of common_check,
60 adjust for it returning tree instead of rtx. Formatting.
62 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
66 * see.c (see_copy_insn): Copy new pure const attributes for new
68 * c-decl.c (merge_decls): Ditto.
69 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
70 to RTL_CONST_OR_PURE_CALL_P.
71 * tree.c (define_local_buitin): Rename DECL_IS_PURE to
72 DECL_PURE_P. Initialized DECL_LOOPING_CONST_PURE.
73 (process_call_operands): Set tree_side_effects properly.
74 * tree.h (TREE_READONLY_DECL_P): Removed.
75 (DECL_IS_PURE): Renamed to DECL_PURE_P.
76 (DECL_LOOPING_OR_CONST_P): New macro.
77 (struct tree_function_decl): Added looping_const_or_pure_p.
79 (ECF_LOOPING_OR_CONST_P): New macro,
80 * rtlanal.c (pure_const_p): Removed.
81 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
82 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
84 * ipa-pure-const.c (pure_const_state_e): Added looping field.
85 (check_decl, check_tree, check_call, scan_function): Initialize
87 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
88 (static_execute): Set looping true for recursive functions.
89 Undo setting state to IPA_NEITHER for recursive functions.
91 * ifcvt.c (noce_can_store_speculate_p): Changed
92 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
93 RTL_CONST_OR_PURE_CALL_P.
94 * dse.c (scan_insn): Ditto.
95 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
96 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
97 RTL_CONST_OR_PURE_CALL_P.
98 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
99 pure_call_p to RTL_CONST_CALL_P.
100 * gimplify.c (gimplify_call_expr): Clear side effects for
101 non-looping pure and constant calls.
102 * calls.c (emit_call_1): Set rtl flags from ecf flags.
103 (flags_from_decl_or_type): Set ecf flags from decl flags.
104 (initialize_argument_information): Turn off
105 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
106 Change const to pure if callee_copies is true rather than just
108 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
109 way of marking pure calls.
110 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
111 Remove hack that was supposed to fix pr7335 and remove old
112 way of marking pure calls.
113 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
114 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
115 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
116 RTL_CONST_OR_PURE_CALL_P.
117 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
118 * loop-invariant.c (find_exits, find_invariant_bb): Changed
119 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
120 * sched-deps.c (schedule_analyze): Ditto.
121 * rtl.h (struct rtx_def): Use call field, unchanging field, and
122 return_val field of calls to represent pure and const function
124 (CONST_OR_PURE_CALL_P): Deleted macro.
125 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
126 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
127 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
129 * tree-optimize.c (execute_fixup_cfg): Added test for
130 ECF_LOOPING_CONST_OR_PURE.
131 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
133 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
134 effects for looping pure or const calls.
135 (verify_gimple_expr): Added verification code.
136 * config/alpha/alpha.c (alpha_legitimize_address,
137 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
139 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
140 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
141 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
142 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
143 RTL_CONST_OR_PURE_CALL_P.
144 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
145 and const calls to be deleted.
148 2008-05-08 Uros Bizjak <ubizjak@gmail.com>
151 * config/i386/mmx.md (mmx_subv2sf3): New expander.
152 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
153 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
154 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
155 to handle nonimmediate operands.
156 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
157 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
158 to handle nonimmediate operands.
159 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
160 (mmx_pmulhrwv4hi3): New expander. Use
161 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
162 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
163 (sse2_umulv1siv1di3): New expander. Use
164 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
165 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
166 (mmx_eq<mode>3): New expander. Use
167 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
168 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
169 (mmx_uavgv8qi3): New expander. Use
170 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
171 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
172 (mmx_uavgv4hi3): New expander. Use
173 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
176 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
177 to handle nonimmediate operands.
178 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
179 to handle nonimmediate operands.
180 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
181 to handle nonimmediate operands.
182 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
183 to handle nonimmediate operands.
184 (sse2_unpckhpd_exp): New expander. Use
185 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
186 (sse2_unpcklpd_exp): New expander. Use
187 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
188 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
189 to handle nonimmediate operands.
190 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
191 to handle nonimmediate operands.
192 (*sse2_<plusminus_insn><mode>3): Rename from
193 sse2_<plusminus_insn><mode>3 insn pattern.
194 (sse2_<plusminus_insn><mode>3): New expander. Use
195 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
196 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
197 (sse2_umulv2siv2di3): New expander. Use
198 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
199 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
200 (sse4_1_mulv2siv2di3): New expander. Use
201 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
202 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
203 (sse2_pmaddwd): New expander. Use
204 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
205 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
206 (sse2_eq<mode>3): New expander. Use
207 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
208 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
209 (sse4_1_eqv2di3): New expander. Use
210 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
211 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
212 (sse2_uavgv16qi3): New expander. Use
213 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
214 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
215 (sse2_uavgv16qi3): New expander. Use
216 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
217 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
218 (sse2_uavgv8hi3): New expander. Use
219 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
220 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
221 (ssse3_pmulhrswv8hi3): New expander. Use
222 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
223 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
224 (ssse3_pmulhrswv4hi3): New expander. Use
225 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
227 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
228 (<sse>_vmmul<mode>3): Ditto.
229 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
231 (ssse3_pmaddubsw128): Use register_operand for operand 1.
232 (ssse3_pmaddubsw): Ditto.
234 * config/i386/i386.c (struct_builtin_description)
235 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
236 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
237 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
238 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
239 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
240 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
241 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
242 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
243 (ix86_fixup_binary_operands): Assert that src1
244 and src2 must have the same mode when swapped.
245 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
246 and ix86_binary_operator_ok. Do not force operands in registers
249 2008-05-07 Jan Hubicka <jh@suse.cz>
251 * cgraph.c (dump_cgraph_node): Update.
252 * cgraph.h (cgraph_local_info): Break out inline summary.
253 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
255 * ipa-inline (inline_summary): New accestor function.
256 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
257 cgraph_decide_inlining, compute_inline_parameters): Update.
258 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
260 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
262 Cleanup ColdFire scheduling support and add V4 pipeline model.
264 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
265 (define_attr cpu): Add cfv4 value.
266 (define_attr type, define_attr type1): Merge into a single 'type'
267 attribute. Update all uses.
268 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
269 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
271 (define_attr opx_mem, define_attr opy_mem): Remove.
272 (define_attr op_mem): Clean up, update comment.
273 (define_attr size): Use specific values instead of general int.
274 (define_attr guess, define_attr split): Remove. Update all uses.
275 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
276 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
277 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
278 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
279 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
280 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
281 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
282 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
283 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
284 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
285 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
286 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
287 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
288 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
289 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
290 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
291 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
292 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
293 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
294 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
295 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
296 Update or set attributes.
297 (stack_tie): New fake instruction.
299 * config/m68k/m68k.h (TUNE_CFV4): New macro.
300 (m68k_sched_attr_size): Update declaration.
301 (m68k_sched_attr_type2): Remove.
302 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
303 Declare new bypass predicates.
305 * config/m68k/m68k.c (m68k_sched_issue_rate,
306 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
308 (TARGET_SCHED_ISSUE_RATE,
309 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
310 (override_options): Handle scheduling for ColdFire V4 core.
311 (m68k_expand_prologue): Emit stack_tie.
312 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
313 'OP_TYPE_FPN'. Update all uses.
314 (sched_guess_p): Remove.
315 (sched_address_type): Handle symbolic addresses.
316 (sched_get_operand): New static function.
317 (sched_operand_type): Merge into sched_attr_op_type.
318 (sched_attr_op_type): Handle FP registers, handle quick constants,
320 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
321 (m68k_sched_attr_size): Update. Move logic to ...
322 (sched_get_attr_size_int): New static function.
323 (sched_get_opxy_mem_type): New static function.
324 (m68k_sched_attr_op_mem): Update.
325 (m68k_sched_attr_type2): Remove.
326 (sched_cfv4_bypass_data): New static variable.
327 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
328 (m68k_sched_issue_rate): Implement scheduler hook.
329 (struct _sched_ib: enabled_p): New field.
330 (m68k_sched_variable_issue): Update. Handle V4.
331 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
332 sched_dump_class_func_t, sched_dump_split_class,
333 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
334 sched_dump_dfa_class, m68k_sched_dump): Remove.
335 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
337 (m68k_sched_init_global): Remove statisctics dumping, introduce
338 sanity check that all instructions have pipeline reservations. Handle
340 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
341 Handle ColdFire V4 core.
342 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
343 New static functions.
344 (m68k_sched_address_bypass_p): New bypass predicate.
345 (sched_get_indexed_address_scale): New static function.
346 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
348 * cf.md: Update comments.
349 (define_attr type2): Remove. Use 'type' attribute instead.
351 (cf_ib): Rename to cfv123_ib. Update all uses.
352 (cf_oep): Rename to cfv123_oep. Update all uses.
353 (cf_chr): Rename to cfv123_chr. Update all uses.
354 (cf_mem): Rename to cfv123_mem. Update all uses.
355 (cf_mac): Move to more appropriate place.
356 (cfv123_guess): New automaton and cpu_unit.
357 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
358 Update uses of 'size' attribute. Handle before reload scheduling.
359 (cfv123_guess): New dummy reservation for unhandled instructions.
360 (cfv4_*): Pipeline description of ColdFire V4 core.
361 (ignore): New reservation to handle 'ignore' type.
363 2008-05-07 Ian Lance Taylor <iant@google.com>
366 * gimplify.c (find_single_pointer_decl_1): Don't look through
368 (find_single_pointer_decl): Adjust comments.
370 2008-05-07 Jakub Jelinek <jakub@redhat.com>
373 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
374 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
377 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
378 integral type rather than floating point, then VIEW_CONVERT_EXPR
379 to the floating point type.
381 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
383 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
384 TFmode op0 to register.
386 2008-05-07 Alan Modra <amodra@bigpond.net.au>
388 * c-decl.c (grokdeclarator): Comment typo.
390 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
392 * tree-flow.h: Remove prototype for computed_goto_p.
393 * tree-cfg.c (computed_goto_p): Make static.
395 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
398 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
399 (contains_aligned_value_p): This. Handle _Decimal128.
400 (ix86_function_arg_boundary): Only align _Decimal128 to its
401 natural boundary and handle it properly.
403 2008-05-06 Martin Jambor <mjambor@suse.cz>
405 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
406 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
407 (ipcp_method_set_orig_node): Removed.
408 (ipcp_cval_get_cvalue_type): Removed.
409 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
410 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
411 (ipcp_cval_set_cvalue_type): Removed.
412 (ipcp_cval_get_cvalue): Removed.
413 (ipcp_cval_set_cvalue): Removed.
414 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
415 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
416 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
417 (ipcp_cval_meet): Renamed to ipa_lattice_meet
418 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
419 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
420 (ipcp_get_ith_lattice): Changed parameters.
421 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
422 (ipcp_lattice_from_jfunc): Changed parameters.
423 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
424 (ipcp_method_cval_print): Added temporary variable info.
425 (ipcp_redirect): Removed already unused local variable caller.
426 (ipcp_redirect): New temporary variable orig_callee_info
427 (ipcp_redirect): Removed newly unused local variable callee.
428 (ipcp_redirect): Removed (a bit confusing) local variable type.
429 (ipcp_insert_stage): Added local variable info.
430 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
432 (ipcp_formal_create): Removed.
433 (ipcp_method_cval_set): Removed.
434 (ipcp_propagate_stage): Renamed lattice variables.
435 (ipcp_method_cval_set_cvalue_type): Removed.
436 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
437 (ipcp_print_all_lattices): Changed printed strings to refer to
438 lattices rather than cvals.
439 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
440 (ipcp_propagate_const): Changed formal parameters.
441 (build_const_val): Changed formal parameters.
442 (ipcp_insert_stage): Removed useless variable cvalue
443 (build_const_val): Changed formal parameters.
444 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
445 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
446 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
447 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
448 (ipcp_print_func_profile_counts): Changed string from "method" to
450 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
451 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
452 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
453 (ipcp_structures_print): Renamed to ipcp_print_all_structures
454 (ipcp_profile_print): Renamed to ipcp_print_profile_data
455 (ipcp_lat_is_const): Changed parameters and made inline.
456 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
457 (ipcp_redirect): Renamed to ipcp_need_redirect_p
458 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
459 the predicate condition directly
460 (ipcp_propagate_stage): Added local variable args. Removed local
461 variable callee. (Both are mere code simplifications.)
462 (ipcp_method_dont_insert_const): Renamed to
463 ipcp_node_not_modifiable_p.
464 (ipcp_node_not_modifiable_p): Made inline.
465 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
466 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
467 (ipcp_print_all_lattices): Removed variable cvalue
468 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
471 2008-05-06 Olivier Hainque <hainque@adacore.com>
473 * tree-sra.c (try_instantiate_multiple_fields): Early return
474 if field has POINTER_TYPE.
476 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
478 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
479 by using 'q' specifier for instruction.
480 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
482 2008-05-06 Anatoly Sokolov <aesok@post.ru>
484 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
485 Change mode of zero_extract from QImode to HImode.
486 (sign bit tests peepholes): (Ditto.).
488 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
490 * config/i386/mmx.md: Remove double backslashes from asm templates.
491 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
492 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
493 to handle nonimmediate operands.
494 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
495 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
496 to handle nonimmediate operands.
497 (*mmx_<code>v2sf3_finite): New insn pattern.
498 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
499 (mmx_<code>v2sf3): New expander. Use
500 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
501 (mmx_<plusminus_insn><mode>3): New expander. Use
502 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
503 (*mmx_<plusminus_insn><mode>3): New insn pattern.
504 (mmx_add<mode>3): Removed.
505 (mmx_ssadd<mode>3): Ditto.
506 (mmx_usadd<mode>3): Ditto.
507 (mmx_sub<mode>3): Ditto.
508 (mmx_sssub<mode>3): Ditto.
509 (mmx_ussub<mode>3): Ditto.
510 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
511 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
512 to handle nonimmediate operands.
513 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
515 (mmx_smulv4hi3_highpart): New expander. Use
516 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
517 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
519 (mmx_umulv4hi3_highpart): New expander. Use
520 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
521 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
522 (mmx_<code>v4hi3): New expander. Use
523 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
524 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
525 (mmx_<code>v8qi3): New expander. Use
526 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
527 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
528 (mmx_<code><mode>3): New expander. Use
529 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
531 2008-05-05 Jan Hubicka <jh@suse.cz>
533 PR tree-optimization/36118
534 * passes.c (pass_init_dump_file): Fix dump header.
536 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
539 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
540 VCE for function decls.
542 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
544 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
546 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
548 * config/i386/i386.md (sat_plusminus): New.
549 (plusminus_insn): Likewise.
550 (plusminus_mnemonic): Likewise.
552 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
553 (*<addsub><mode>3_cc_overflow): Renamed to ...
554 (*<plusminus_insn><mode>3_cc_overflow): This.
555 (*<addsub>si3_zext_cc_overflow): Renamed to ...
556 (*<plusminus_insn>si3_zext_cc_overflow): This.
558 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
559 (<plusminus_insn><mode>3): This.
560 (*<addsub><mode>3): Renamed to ...
561 (*<plusminus_insn><mode>3): This.
562 (<sse>_vm<addsub><mode>3): Renamed to ...
563 (<sse>_vm<plusminus_insn><mode>3): This.
564 (sse3_h<addsub>v4sf3): Renamed to ...
565 (sse3_h<plusminus_insn>v4sf3): This.
566 (sse3_h<addsub>v2df3): Renamed to ...
567 (sse3_h<plusminus_insn>v2df3): This.
568 (<plusminus_insn><mode>3): New.
569 (*<plusminus_insn><mode>3): Likewise.
570 (sse2_<plusminus_insn><mode>3): Likewise.
571 (add<mode>): Removed.
572 (*add<mode>3): Likewise.
573 (sse2_ssadd<mode>3): Likewise.
574 (sse2_usadd<mode>3): Likewise.
575 (sub<mode>3): Likewise.
576 (*sub<mode>3): Likewise.
577 (sse2_sssub<mode>3): Likewise.
578 (sse2_ussub<mode>3): Likewise.
580 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
582 * gthr-single.h: Add in required interface elements as per gthr.h.
583 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
584 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
585 Generalize UNUSED macro.
586 (__gthread_once): Add.
587 (__gthread_key_create): Add.
588 (__gthread_key_delete): Add.
589 (__gthread_getspecific): Add.
590 (__gthread_setspecific): Add.
592 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
594 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
595 the same size types for the indirect reference on the rhs, then
598 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
600 * config/i386/i386.md
601 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
602 one insn template instead of template series.
603 (*xordi_1_rex64): Ditto.
604 (*xordi_2_rex64): Ditto.
606 2008-05-05 Ira Rosen <irar@il.ibm.com>
608 PR tree-optimization/36119
609 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
612 2008-06-04 Jan Hubicka <jh@suse.cz>
614 tree-optimization/36100
615 * tree-pass.h (pass_O0_always_inline): Declare.
616 * ipa-inline.c (inline_transform): Remove dead code.
617 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
618 pass_O0_always_inline): New.
619 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
621 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
623 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
624 mnemonic in this_param move for TARGET_64BIT.
626 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
628 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
629 (*strmovsi_rex_1): Ditto.
630 (*strsetsi_1): Ditto.
631 (*strsetsi_rex_1): Ditto.
633 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
634 adddicc expanders using SWI mode iterator.
636 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
639 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
642 2008-05-04 David S. Miller <davem@davemloft.net>
644 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
645 (sparc*-*-linux*): Use linux.h in tm_file.
646 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
647 compiler defaulting to 32-bit.
648 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
650 * config/sparc/linux.h: Remove definitions now obtained
651 properly from linux.h
652 * config/sparc/linux64.h: Likewise.
653 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
654 don't want this setting for 32-bit builds in a biarch compiler.
655 * doc/install.texi: Add sparc-linux to list of targets
656 supporting --enable-targets=all.
658 2008-05-03 Andrew Pinski <pinskia@gmail.com>
660 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
662 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
664 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
665 after V4SI_FTYPE_V8HI.
666 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
667 case V4SI_FTYPE_V2DF.
669 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
671 * doc/invoke.texi (max-flow-memory-locations): Removed.
672 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
674 2008-05-03 Richard Guenther <rguenther@suse.de>
677 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
679 2008-05-02 David S. Miller <davem@davemloft.net>
681 * config.gcc (need_64bit_hwint): Document libcpp dependency.
683 2008-05-02 Simon Baldwin <simonb@google.com>
686 * c-common.h (warn_array_subscript_range): Removed.
687 * c-common.c (warn_array_subscript_range): Ditto.
688 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
689 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
691 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
693 * config/i386/i386.c (ix86_special_builtin_type): New.
694 (bdesc_special_args): Likewise.
695 (ix86_expand_special_args_builtin): Likewise.
696 (ix86_init_mmx_sse_builtins): Updated.
697 (ix86_expand_builtin): Updated.
698 (ix86_expand_store_builtin): Removed.
699 (ix86_expand_unop_builtin): Likewise.
701 * config/i386/mm3dnow.h (__v2sf): Moved to ...
702 * config/i386/mmintrin.h (__v2sf): Here.
704 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
706 (_mm_loadl_pi): Likewise.
707 (_mm_storeh_pi): Replace __v2si with __v2sf.
708 (_mm_storel_pi): Likewise.
710 * doc/extend.texi: Correct __builtin_ia32_loadhps,
711 __builtin_ia32_loadlps, __builtin_ia32_storehps,
712 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
713 __builtin_ia32_loadlpd.
715 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
717 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
718 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
719 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
720 (ix86_init_mmx_sse_builtins): Updated.
721 (ix86_expand_args_builtin): Likewise.
722 (ix86_expand_builtin): Likewise.
723 (ix86_expand_unop1_builtin): Renamed to ...
724 (ix86_expand_unop_vec_merge_builtin): This.
726 2008-05-01 Jan Hubicka <jh@suse.cz>
729 * ipa-inline.c (inline_generate_summary): Make static.
730 (inline_transform): Do not call inlining at -O0; make static.
731 * passes.c (execute_todo): Add sanity check.
732 (execute_one_ipa_transform_pass): Execute proper flags.
734 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
736 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
737 (DECL_NONADDRESSABLE_P): Likewise.
738 * alias.c (record_component_aliases): Fix comment.
740 2008-05-01 Simon Baldwin <simonb@google.com>
742 * c-common.h (warn_array_subscript_range): New function.
743 * c-common.c (warn_array_subscript_range): Ditto.
744 * tree-vrp.c (check_array_ref): Corrected code to agree with
745 comment, ignoring only arrays of size 0 or size 1.
746 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
748 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
750 * config/i386/i386.c (ix86_builtin_type): Replace
751 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
752 (bdesc_args): Updated.
753 (ix86_init_mmx_sse_builtins): Likewise.
754 (ix86_expand_args_builtin): Likewise.
756 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
759 * doc/extend.texi: Correct __builtin_ia32_palignr.
761 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
764 * config/i386/i386.c (bdesc_crc32): Removed.
765 (ix86_expand_crc32): Likewise.
766 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
767 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
768 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
769 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
770 UINT_FTYPE_UINT_UCHAR.
771 (bdesc_args): Updated. Add crc32 builtins.
772 (ix86_init_mmx_sse_builtins): Updated.
773 (ix86_expand_args_builtin): Updated to support subreg.
775 * doc/extend.texi: Correct __builtin_ia32_crc32di.
777 2008-05-01 Jan Hubicka <jh@suse.cz>
779 * tree-pass.h (opt_pass): Add IPA_PASS.
780 (varpool_node, cgraph_node): Forward declare.
781 (ipa_opt_pass): Define.
782 (pass_ipa_inline): Turn into ipa_opt_pass.
783 (pass_apply_inline): Remove.
784 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
785 (apply_inline): Turn into ....
786 (inline_transform): ... this one.
787 (inline_generate_summary): New function.
788 (pass_apply_inline): Remove.
789 * function.h (ipa_opt_pass): Forward declare structure; typedef;
791 (struct function): Add ipa_transforms_to_apply.
792 * passes.c (register_one_dump_file): Work on IPA_PASS.
793 (init_optimization_passes): Remove pass_inline_parameters and
795 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
796 (execute_one_pass) ... here; apply transforms when possible.
797 (add_ipa_transform_pass, execute_ipa_summary_asses,
798 execute_one_ipa_transform_pass): New.
799 (execute_ipa_pass_list): Update for IPA_PASS type.
801 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
803 * config/i386/i386.c (ix86_builtin_type): Add
804 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
805 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
806 (bdesc_args): Add SSE4a builtins.
807 (ix86_init_mmx_sse_builtins): Updated.
808 (ix86_expand_args_builtin): Likewise.
809 (ix86_expand_builtin): Likewise.
811 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
813 * config/i386/i386.c (ix86_builtin_type): Add
814 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
815 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
816 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
817 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
818 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
819 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
820 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
821 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
822 and DI_FTYPE_DI_DI_INT.
823 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
824 (ix86_init_mmx_sse_builtins): Updated.
825 (ix86_expand_args_builtin): Likewise.
826 (ix86_expand_builtin): Likewise.
827 (ix86_expand_binop_imm_builtin): Removed.
829 * doc/extend.texi: Correct __builtin_ia32_palignr128.
831 2008-04-30 Richard Guenther <rguenther@suse.de>
833 PR tree-optimization/32921
834 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
836 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
838 * config/arm/arm.c (arm_unwind_emit): Use
839 crtl->all_throwers_are_sibcalls instead of
840 cfun->all_throwers_are_sibcalls.
841 (arm_output_fn_unwind): Likewise.
842 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
843 instead of cfun->uses_pic_offset_table.
844 (frv_expand_prologue): Likewise.
845 (frv_frame_pointer_required): Likewise.
846 (frv_expand_fdpic_call): Likewise.
847 (frv_emit_movsi): Likewise.
848 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
849 cfun->returns_pcc_struct instead of
850 current_function_returns_pcc_struct.
851 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
852 instead of cfun->calls_eh_return.
853 (m32c_pushm_popm): Likewise.
854 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
855 "extern" declaration.
857 2008-04-30 Richard Guenther <rguenther@suse.de>
859 PR tree-optimization/21636
860 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
862 (evaluate_stmt): Print the likely value.
863 (ccp_visit_stmt): Avoid excessive vertical spacing.
865 2008-04-30 Rafael Espindola <espindola@google.com>
867 * builtins.c (fold_call_expr): Return realret.
868 * tree-ssa-threadedge.c
869 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
870 __builtin_object_size.
872 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
874 * gcc.c (wrapper_string): New variable.
875 (insert_wrapper): New function.
876 (execute): New option -wrapper.
877 * doc/invoke.texi (Overall Options): New driver option -wrapper.
879 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
881 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
882 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
883 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
885 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
886 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
887 config/rs6000/e500crtres64gprctr.asm,
888 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
889 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
890 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
891 config/rs6000/e500crtsav64gprctr.asm,
892 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
893 config/rs6000/e500crtsavg64gprctr.asm: New files.
894 * config/rs6000/t-ppccomm: Add build rules for new files.
895 (LIB2FUNCS_STATIC_EXTRA): Add new files.
896 * config/rs6000/t-netbsd: Add build rules for new files.
897 (LIB2FUNCS_STATIC_EXTRA): New variable.
898 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
899 (CRTSAVRES_DEFAULT_SPEC): Likewise.
900 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
902 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
904 * config/i386/i386.c (ix86_builtin_type): Add
905 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
906 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
907 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
908 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
909 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
910 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
911 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
912 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
913 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
914 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
915 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
916 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
917 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
918 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
919 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
920 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
921 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
922 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
923 V1DI_FTYPE_V2SI_V2SI.
924 (bdesc_2arg): Moved to ...
926 (ix86_init_mmx_sse_builtins): Updated.
927 (ix86_expand_args_builtin): Updated. Take a pointer
928 to const struct builtin_description. Handle comparison
930 (ix86_expand_sse_compare): Take a new argument for swapping operands.
931 (ix86_expand_builtin): Updated.
933 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
934 (ssse3_pmaddubsw128): This.
935 (ssse3_pmaddubswv4hi3): Renamed to ...
936 (ssse3_pmaddubsw): This.
938 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
939 (__builtin_ia32_packssdw128): Likewise.
940 (__builtin_ia32_packuswb128): Likewise.
941 (__builtin_ia32_pmaddubsw): Likewise.
942 (__builtin_ia32_pmaddubsw128): Likewise.
944 2008-04-30 Richard Guenther <rguenther@suse.de>
946 PR tree-optimization/14847
947 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
948 (recognize_bits_test): Use it.
949 (recognize_single_bit_test): Likewise.
951 2008-04-30 Martin Jambor <mjambor@suse.cz>
953 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
954 instead of setting number of formal parameters to zero.
955 (ipcp_init_stage): Do not set the number of actual parameters to zero
957 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
958 which are called with variable number of arguments.
959 (ipcp_insert_stage): Explicitely skipping all nodes which are
960 called with variable number of arguments.
961 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
962 number of parameters.
964 * ipa-prop.h (struct ipa_node_params): Added flag
965 called_with_var_arguments
966 (ipa_set_param_count): Added. Changed sole setter to use it.
967 (ipa_get_param_count): Added. All readers of param_count
968 converted to use it instead.
969 (ipa_set_called_with_variable_arg): Added.
970 (ipa_is_called_with_var_arguments): Added.
971 (ipa_get_ith_param): Added. All readers of param_decls converted
973 (ipa_set_cs_argument_count): Added, sole writer to argument_count
975 (ipa_get_cs_argument_count): Added, all readers of argument_count
977 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
980 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
981 (struct ipcp_lattice): Renamed cval_type to type
982 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
984 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
985 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
986 (ipcp_insert_stage): Changed the type of variable cvalue to tree
987 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
988 (build_const_val): Changed the type of parameter cvalue to tree
989 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
990 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
992 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
995 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
996 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
997 (ipa_add_method): Renamed to ipa_push_func_to_list
998 (ipa_remove_method): Renamed to ipa_pop_func_from_list
999 (ipa_callsite_param_count): Removed.
1000 (ipa_callsite_param_count_set): Removed.
1001 (ipa_callsite_param): Removed.
1002 (ipa_callsite_callee): Removed.
1003 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1004 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1005 (ipa_method_formal_count): Removed.
1006 (ipa_method_formal_count_set): Removed.
1007 (ipa_method_get_tree): Removed.
1008 (ipa_method_tree_map_create): Removed.
1009 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1010 (ipa_create_param_decls_array): Creates the array itself
1011 (ipa_create_param_decls_array): Temporary variable info instead of
1013 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1014 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1015 (get_type): Removed.
1016 (ipa_jf_get_info_type): Removed.
1017 (ipa_node_create): Renamed to ipa_create_node_params
1018 (ipa_free): Renamed to ipa_free_all_node_params
1019 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1020 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1021 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1022 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1023 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1024 ipa_free_all_edge_args
1025 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1026 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1027 (ipa_create_methodlist_node): Removed.
1028 (ipa_methodlist_method): Removed.
1029 (ipa_methodlist_method_set): Removed.
1030 (ipa_methodlist_next_method): Removed.
1031 (ipa_methodlist_next_method_set): Removed.
1032 (ipa_method_is_modified): Removed.
1033 (ipa_method_modify_create): Removed.
1034 (ipa_method_modify_init): Temporary variable info instead of a few
1036 (ipa_detect_param_modifications): Temporary variable info instead of
1038 (ipa_compute_jump_functions): Temporary variable info instead of
1040 (ipa_method_modify_set): Removed.
1041 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1042 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1043 than craph_node as the first parameter.
1044 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1045 (ipa_method_modify_init): Removed.
1046 (ipa_compute_jump_functions): Added a temp variable instead of
1047 repeatadly dereferencing the cgraph_edge.aux pointer
1048 (ipa_callsite_param_set_type): Removed.
1049 (ipa_compute_jump_functions): i renamed to index and moved to
1051 (ipa_callsite_param_set_info_type_formal): Removed.
1052 (ipa_callsite_param_set_info_type): Removed.
1053 (ipa_callsite_param_map_create): Removed.
1054 (ipa_callsite_tree): Removed.
1055 (ipa_callsite_caller): Removed.
1056 (ipa_pop_func_from_list): return_method removed to return_func
1058 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1059 prefixed all values with IPA_. Changed all users.
1060 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1061 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1062 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1063 (union parameter_info): Renamed to jump_func_value.
1064 (union jump_func_value): Renamed value to constant
1065 (struct ipa_jump_func): Renamed info_type to value
1066 (struct ipa_node): Renamed to ipa_node_params
1067 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1068 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1069 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1070 (struct ipa_edge): Renamed to ipa_edge_args
1071 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1072 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1073 (struct ipa_methodlist): Renamed to ipa_func_list
1074 (struct ipa_func_list): method_p renamed to node, next_method
1076 (ipa_methodlist_p): Removed, switched all users to struct pointer
1077 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1079 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1081 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1082 (rs6000_emit_epilogue): Use backchain to restore only when we
1083 have a large frame. Make use of frame pointer to restore if we
1084 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1086 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1088 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1089 Add mode to zero_extract.
1090 (sign bit tests peepholes): (Ditto.).
1092 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1094 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1095 Instructions in comments with SSE3.
1096 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1097 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1098 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1099 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
1100 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
1101 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
1102 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
1103 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
1104 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
1105 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
1106 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
1107 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
1108 (bdesc_sse_args): Renamed to ...
1109 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
1110 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
1111 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
1113 (bdesc_1arg): Moved to ...
1115 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
1116 Instructions in comments with SSE3.
1117 (ix86_expand_sse_operands_builtin): Renamed to ...
1118 (ix86_expand_args_builtin): This. Updated.
1119 (ix86_expand_unop1_builtin): Update comments.
1120 (ix86_expand_builtin): Updated.
1122 2008-04-29 Richard Guenther <rguenther@suse.de>
1124 PR tree-optimization/36078
1125 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1126 Update virtual SSA form after cleaning up the CFG.
1128 2008-04-29 Richard Guenther <rguenther@suse.de>
1131 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
1133 2008-04-29 Richard Guenther <rguenther@suse.de>
1135 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
1136 (compute_may_aliases): Do not call finalize_ref_all_pointers.
1137 (compute_flow_insensitive_aliasing): Do not treat
1138 PTR_IS_REF_ALL pointers special.
1139 (get_smt_for): Likewise.
1140 (may_alias_p): Re-structure.
1141 (is_escape_site): A ref-all pointer conversion is not an escape site.
1142 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
1143 PTR_IS_REF_ALL pointers special.
1144 * tree-ssa-structalias.h (struct alias_info): Remove
1145 ref_all_symbol_mem_tag field.
1146 (PTR_IS_REF_ALL): Remove.
1148 2008-04-29 Richard Guenther <rguenther@suse.de>
1151 * fold-const.c (extract_muldiv_1): In combining division constants
1152 make sure to never overflow.
1154 2008-04-29 Nick Clifton <nickc@redhat.com>
1156 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
1158 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1161 * optc-gen.awk: Work around HP-UX/IA awk bug.
1163 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
1165 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
1168 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1171 * config/i386/i386.md
1172 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
1173 Change operand 1 predicate to nonimmediate_operand.
1175 2008-04-28 Jakub Jelinek <jakub@redhat.com>
1178 * dwarf2out.c (struct die_struct): Mark as chain_circular through
1180 * gengtype.c (walk_type, write_func_for_structure): Handle
1182 * doc/gty.texi: Document chain_circular.
1184 2008-04-28 Richard Guenther <rguenther@suse.de>
1186 PR tree-optimization/36066
1187 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
1190 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1193 * config/i386/i386.md
1194 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
1195 Use match_scratch instead of match_operand for operands 3 and 4.
1197 2008-04-27 Richard Guenther <rguenther@suse.de>
1199 PR tree-optimization/18754
1200 PR tree-optimization/34223
1201 * tree-pass.h (pass_complete_unrolli): Declare.
1202 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
1203 loop size before and after unconditionally of UL_NO_GROWTH in effect.
1204 Rewrite loop into loop closed SSA form if it is not already.
1205 (tree_unroll_loops_completely): Re-structure to iterate over
1206 innermost loops with intermediate CFG cleanups.
1207 Unroll outermost loops only if requested or the code does not grow
1209 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
1210 loops are available.
1211 (tree_vectorize): Instead do so here.
1212 (tree_complete_unroll): Also unroll outermost loops.
1213 (tree_complete_unroll_inner): New function.
1214 (gate_tree_complete_unroll_inner): Likewise.
1215 (pass_complete_unrolli): New pass.
1216 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
1217 uses outside of the loop.
1218 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
1219 form if it is available.
1220 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
1221 * passes.c (init_optimization_passes): Schedule complete inner
1222 loop unrolling pass before the first CCP pass after final inlining.
1224 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
1226 * targhooks.h (default_emutls_var_fields,
1227 default_emutls_var_init): Declare.
1228 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
1229 * target.h (struct gcc_target): Add struct emutls member.
1230 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
1231 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
1232 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
1233 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
1234 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
1235 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
1236 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
1237 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
1238 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
1239 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
1240 emit debug information.
1241 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
1242 * varasm.c: Include targhooks.h.
1243 (emutls_object_section, emutls_tmpl_section): New.
1244 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
1245 (EMUTLS_SEPARATOR): New.
1247 (get_emutls_object_name): New.
1248 (default_emutls_var_fields): New, broken out of ...
1249 (get_emutls_object_type): ... here. Adjust to use target hooks.
1250 (get_emutls_init_templ_addr): Adjust to use target hooks.
1251 (emutls_decl): Adjust to use target hooks.
1252 (emutls_finish): Likewise.
1253 (default_emutls_var_init): New, broken out of ...
1254 (assemble_variable): ... here. Adjust to use target hooks.
1255 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
1257 * c-common.c (handle_section_attribute): Prevent overriding
1258 sections for emulated tls with special sections.
1259 * config/i386/i386.c (x86_64_elf_select_section): Add
1260 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
1261 (x86_64_elf_unique_section): Likewise.
1262 * config/vxworks.c: Include tree.h.
1263 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
1264 (vxworks_override_options): Set TLS scheme.
1265 * doc/tm.texi (Emulated TLS): New node.
1267 2008-04-26 Simon Baldwin <simonb@google.com>
1270 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
1271 with propagated string constants.
1273 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
1275 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
1276 constraint for operand 2 when operand 0 is memory operand.
1277 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
1278 operand 0 is memory operand.
1279 (fix_trunc<mode>_i387_with_temp): Ditto.
1280 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
1281 operand 2 when operand 1 is memory operand.
1282 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
1283 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
1284 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
1285 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1286 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
1287 operands 2,3 and 4 when operand 1 is memory operand.
1288 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
1290 (fistdi2_floor_with_temp): Ditto.
1291 (fist<mode>2_floor_with_temp): Ditto.
1292 (fistdi2_ceil_with_temp): Ditto.
1293 (fist<mode>2_ceil_with_temp): Ditto.
1294 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
1296 2008-04-26 David Daney <ddaney@avtrex.com>
1298 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
1300 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
1301 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1302 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1303 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
1304 (compare_and_swap_12): New insn.
1305 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
1306 * config/mips/mips.c (mips_force_binary): New function.
1307 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
1308 (mips_expand_compare_and_swap_12): New function.
1309 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
1311 2008-04-25 Jan Hubicka <jh@suse.cz>
1314 * cfgexpand.c (pass_expand): Turn into RTL pass.
1315 * passes.c (execute_one_pass): Do pass typechecking after execution.
1316 * tree-pass.h (pass_expand): Turn into RTL pass.
1318 * function.h (struct rtl_data): Move here fields
1319 accesses_prior_frames, calls_eh_return, saves_all_registers,
1320 has_nonlocal_goto, has_asm_statement, is_thunk,
1321 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
1322 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
1323 arg_pointer_save_area_init from struct function; turn into bool.
1324 (struct function): Move
1325 calls_eh_return, saves_all_registers, has_nonlocal_goto,
1326 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
1327 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
1328 tail_call_emit, arg_pointer_save_area_init
1329 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
1330 (current_function_returns_struct, current_function_returns_pcc_struct,
1331 current_function_calls_setjmp, current_function_calls_alloca,
1332 current_function_accesses_prior_frames,
1333 current_function_calls_eh_return, current_function_is_thunk,
1334 current_function_stdarg, current_function_profile,
1335 current_function_limit_stack, current_function_uses_pic_offset_table,
1336 current_function_uses_const_pool, current_function_has_nonlocal_label,
1337 current_function_saves_all_registers,
1338 current_function_has_nonlocal_goto,
1339 current_function_has_asm_statement): Remove accesor macros.
1340 * ra-conflict.c (global_conflicts): Update.
1341 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
1342 (suitable_for_tail_call_opt_p): Update.
1343 * builtins.c (expand_builtin_return_addr): Update.
1344 (expand_builtin_setjmp_setup): Update.
1345 (expand_builtin_nonlocal_goto): Update.
1346 * final.c (final_start_function): Update.
1347 (profile_function): Update.
1348 (leaf_function_p): Update.
1349 (only_leaf_regs_used): Update.
1350 * df-scan.c (df_get_exit_block_use_set): Update.
1351 * dojump.c (clear_pending_stack_adjust): Update.
1352 * tree-stdarg.c (gate_optimize_stdarg): Update.
1353 * gimple-low.c (lower_function_body): Update.
1354 * global.c (compute_regsets): Update.
1355 (global_alloc): Update.
1356 * dwarf2out.c (dwarf2out_begin_prologue): Update.
1357 * expr.c (expand_assignment): Update.
1358 * dse.c (dse_step0): Update.
1359 (dse_step1): Update.
1360 * c-decl.c (store_parm_decls): Update.
1361 * local-alloc.c (combine_regs): Update.
1362 (find_free_reg): Update.
1363 * function.c (assign_parms_augmented_arg_list): Update.
1364 (assign_parm_find_data_types): Update.
1365 (assign_parms): Update.
1366 (allocate_struct_function): Update.
1367 (expand_function_start): Update.
1368 (expand_function_end): Update.
1369 (get_arg_pointer_save_area): Update.
1370 (thread_prologue_and_epilogue_insns): Update.
1371 (rest_of_match_asm_constraints): Update.
1372 * stor-layout.c (variable_size): Update.
1373 * gcse.c (gcse_main): Update.
1374 (bypass_jumps): Update.
1375 * gimplify.c (gimplify_function_tree): Update.
1376 * calls.c (emit_call_1): Update.
1377 (expand_call): Update.
1378 * bt-load.c (compute_defs_uses_and_gen): Update.
1379 * except.c (sjlj_assign_call_site_values): Update.
1380 (sjlj_emit_function_enter): Update.
1381 (can_throw_external): Update.
1382 (set_nothrow_function_flags): Update.
1383 (expand_builtin_unwind_init): Update.
1384 (expand_eh_return): Update.
1385 (convert_to_eh_region_ranges): Update.
1386 (output_function_exception_table): Update.
1387 * emit-rtl.c (gen_tmp_stack_mem): Update.
1388 * cfgexpand.c (expand_used_vars): Update.
1389 (tree_expand_cfg): Update.
1390 * cfgcleanup.c (rest_of_handle_jump): Update.
1391 * explow.c (allocate_dynamic_stack_space): Update.
1392 * varasm.c (assemble_start_function): Update.
1393 (force_const_mem): Update.
1394 (mark_constant_pool): Update.
1395 * tree-optimize.c (tree_rest_of_compilation): Update.
1396 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
1397 * tree-cfg.c (notice_special_calls): Update.
1398 (is_ctrl_altering_stmt): Update.
1399 (tree_can_make_abnormal_goto): Update.
1400 (tree_purge_dead_abnormal_call_edges): Update.
1401 * config/alpha/predicates.md: Update.
1402 * config/alpha/alpha.c (alpha_sa_mask): Update.
1403 (alpha_sa_size): Update.
1404 (alpha_does_function_need_gp): Update.
1405 (alpha_expand_prologue): Update.
1406 (alpha_start_function): Update.
1407 (alpha_output_function_end_prologue): Update.
1408 (alpha_expand_epilogue): Update.
1409 * config/frv/frv.c (frv_stack_info): Update.
1410 (frv_expand_epilogue): Update.
1411 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
1412 (s390_register_info): Update.
1413 (s390_frame_info): Update.
1414 (s390_init_frame_layout): Update.
1415 (s390_can_eliminate): Update.
1416 (save_gprs): Update.
1417 * config/spu/spu.c (spu_split_immediate): Update.
1418 (need_to_save_reg): Update.
1419 (spu_expand_prologue): Update.
1420 (spu_expand_epilogue): Update.
1421 * config/sparc/sparc.md: Update.
1422 * config/sparc/sparc.c (eligible_for_return_delay): Update.
1423 (sparc_tls_got): Update.
1424 (legitimize_pic_address): Update.
1425 (sparc_emit_call_insn): Update.
1426 (sparc_expand_prologue): Update.
1427 (output_return): Update.
1428 (print_operand): Update.
1429 (sparc_function_ok_for_sibcall): Update.
1430 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
1431 * config/m32r/m32r.md: Update.
1432 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
1433 (m32r_compute_frame_size): Update.
1434 (m32r_expand_prologue): Update.
1435 (m32r_expand_epilogue): Update.
1436 (m32r_legitimize_pic_address): Update.
1437 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
1438 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1439 * config/i386/i386.c (ix86_frame_pointer_required): Update.
1441 (ix86_save_reg): Update.
1442 (ix86_compute_frame_layout): Update.
1443 (ix86_expand_prologue): Update.
1444 (ix86_expand_epilogue): Update.
1445 * config/sh/sh.c (output_stack_adjust): Update.
1446 (calc_live_regs): Update.
1447 (sh5_schedule_saves): Update.
1448 (sh_expand_prologue): Update.
1449 (sh_expand_epilogue): Update.
1450 (sh_setup_incoming_varargs): Update.
1451 (sh_allocate_initial_value): Update.
1452 (sh_get_pr_initial_val): Update.
1453 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
1454 * config/sh/sh.md (label:): Update.
1455 * config/avr/avr.c (out_movhi_mr_r): Update.
1456 * config/crx/crx.h (enum): Update.
1457 * config/xtensa/xtensa.h (along): Update.
1458 * config/stormy16/stormy16.c Update.
1459 (xstormy16_compute_stack_layout): Update.
1460 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
1461 (fr30_expand_prologue): Update.
1462 * config/cris/cris.c (cris_conditional_register_usage): Update.
1463 (cris_reg_saved_in_regsave_area): Update.
1464 (cris_initial_frame_pointer_offset): Update.
1465 (cris_simple_epilogue): Update.
1466 (cris_expand_prologue): Update.
1467 (cris_expand_epilogue): Update.
1468 (cris_expand_pic_call_address): Update.
1469 (cris_asm_output_symbol_ref): Update.
1470 (cris_asm_output_label_ref): Update.
1471 * config/cris/cris.md Update.
1472 * config/iq2000/iq2000.c (compute_frame_size): Update.
1473 (iq2000_expand_epilogue): Update.
1474 * config/mt/mt.h (save_direction): Update.
1475 * config/mn10300/mn10300.c (mn10300_function_value): Update.
1476 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1477 (ia64_secondary_reload_class): Update.
1478 * config/m68k/m68k.c (m68k_save_reg): Update.
1479 (m68k_expand_prologue): Update.
1480 (m68k_expand_epilogue): Update.
1481 (legitimize_pic_address): Update.
1482 * config/rs6000/rs6000.c (rs6000_got_register): Update.
1483 (first_reg_to_save): Update.
1484 (first_altivec_reg_to_save): Update.
1485 (compute_vrsave_mask): Update.
1486 (compute_save_world_info): Update.
1487 (rs6000_stack_info): Update.
1488 (spe_func_has_64bit_regs_p): Update.
1489 (rs6000_ra_ever_killed): Update.
1490 (rs6000_emit_eh_reg_restore): Update.
1491 (rs6000_emit_allocate_stack): Update.
1492 (rs6000_emit_prologue): Update.
1493 (rs6000_emit_epilogue): Update.
1494 (rs6000_output_function_epilogue): Update.
1495 (output_profile_hook): Update.
1496 (rs6000_elf_declare_function_name): Update.
1497 * config/rs6000/rs6000.h (rs6000_args): Update.
1498 * config/rs6000/rs6000.md: Update.
1499 * config/mcore/mcore.c (mcore_expand_prolog): Update.
1500 * config/arc/arc.c (arc_output_function_epilogue): Update.
1501 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
1502 * config/darwin.c (machopic_function_base_name): Update.
1503 * config/score/score3.c (score3_compute_frame_size): Update.
1506 (score3_epilogue): Update.
1507 * config/score/score7.c (score7_compute_frame_size): Update.
1508 (score7_prologue): Update.
1509 (score7_epilogue): Update.
1510 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
1511 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1512 * config/arm/arm.c (use_return_insn): Update.
1513 (require_pic_register): Update.
1514 (arm_load_pic_register): Update.
1515 (arm_compute_save_reg0_reg12_mask): Update.
1516 (arm_compute_save_reg_mask): Update.
1517 (thumb1_compute_save_reg_mask): Update.
1518 (output_return_instruction): Update.
1519 (arm_output_function_prologue): Update.
1520 (arm_output_epilogue): Update.
1521 (arm_get_frame_offsets): Update.
1522 (arm_expand_prologue): Update.
1523 (thumb_pushpop): Update.
1524 (thumb_exit): Update.
1525 (thumb1_expand_prologue): Update.
1526 (thumb1_expand_epilogue): Update.
1527 (arm_unwind_emit): Update.
1528 (arm_output_fn_unwind): Update.
1529 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
1530 * config/arm/arm.md: Update.
1531 * config/pa/pa.md: Update.
1532 * config/pa/pa.c (legitimize_pic_address): Update.
1533 (compute_frame_size): Update.
1534 (hppa_expand_prologue): Update.
1535 (hppa_expand_epilogue): Update.
1536 (borx_reg_operand): Update.
1537 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
1538 (HARD_REGNO_RENAME_OK): Update.
1539 * config/mips/mips.c (mips_global_pointer): Update.
1540 (mips_save_reg_p): Update.
1541 (mips_compute_frame_info): Update.
1542 (mips_frame_pointer_required): Update.
1543 (mips_expand_prologue): Update.
1544 (mips_expand_epilogue): Update.
1545 (mips_can_use_return_insn): Update.
1546 (mips_reorg_process_insns): Update.
1547 * config/v850/v850.c (compute_register_save_size): Update.
1548 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
1549 * config/mmix/mmix.c (along): Update.
1550 (mmix_expand_epilogue): Update.
1551 * config/bfin/bfin.c (legitimize_pic_address): Update.
1552 (must_save_p): Update.
1553 (stack_frame_needed_p): Update.
1554 (add_to_reg): Update.
1555 (bfin_expand_prologue): Update.
1556 * stmt.c (expand_asm_operands): Update.
1557 * reload1.c (reload): Update.
1558 (init_elim_table): Update.
1560 2008-04-25 Bob Wilson <bob.wilson@acm.org>
1562 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
1564 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
1566 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
1567 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
1568 (mov<mode>): Removed.
1569 (*movv4sf_internal): Likewise.
1570 (*movv2df_internal): Likewise.
1572 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
1574 * config.gcc (crx-*-elf): Remove deprecation.
1576 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
1578 * config/i386/cygming-crtend.c (register_frame_ctor): Register
1579 __gcc_deregister_frame with atexit.
1580 (deregister_frame_dtor): Remove.
1582 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
1583 Nathan Sidwell <nathan@codesourcery.com>
1585 * config/rs6000/rs6000.opt (mspe): Remove Var property.
1587 * config/rs6000/rs6000.h (rs6000_spe): Declare.
1588 (rs6000_isel): Likewise.
1589 * config/rs6000/rs6000.c (rs6000_spe): New variable.
1590 (rs6000_isel): New variable.
1591 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
1593 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1596 * c-common.c (handle_vector_size_attribute): Call
1597 lang_hooks.types.reconstruct_complex_type instead of
1598 reconstruct_complex_type.
1599 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
1600 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
1601 * langhooks.h (struct lang_hooks_for_types): Add
1602 reconstruct_complex_type hook.
1603 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
1604 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
1606 2008-04-24 Richard Guenther <rguenther@suse.de>
1608 * c-common.h (check_builtin_function_arguments): Declare.
1609 * c-common.c (validate_nargs): New function.
1610 (check_builtin_function_arguments): Likewise.
1611 * c-typeck.c (build_function_call): Call
1612 check_builtin_function_arguments.
1613 * builtins.c (fold_builtin_classify): Remove error reporting code.
1614 (fold_builtin_unordered_cmp): Likewise.
1615 (fold_builtin_1): Likewise.
1616 (fold_builtin_n): Likewise.
1618 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1620 PR tree-optimization/36008
1621 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
1622 the original op1, rather than delta by step.
1624 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
1625 Sebastian Pop <sebastian.pop@amd.com>
1627 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
1628 eliminate_local_variables_stmt, eliminate_local_variables,
1629 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
1630 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
1631 of code delimited by two edges in the CFG.
1632 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
1633 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
1634 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
1635 the case of parallelisation of reductions.
1636 (expr_invariant_in_region_p): New.
1638 * tree-flow.h (gather_blocks_in_sese_region): Declared.
1639 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
1641 2008-04-24 Ira Rosen <irar@il.ibm.com>
1642 Richard Guenther <rguenther@suse.de>
1644 PR tree-optimization/36034
1645 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
1646 incapable of dealing with loads with gaps.
1648 2008-04-24 Rafael Espindola <espindola@google.com>
1650 * tree-flow.h (vrp_evaluate_conditional): Change signature.
1651 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1652 vrp_evaluate_conditional.
1653 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
1654 (vrp_evaluate_conditional): Split the cond argument.
1655 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
1656 (simplify_stmt_for_jump_threading): Update call to
1657 vrp_evaluate_conditional.
1659 2008-04-24 Ira Rosen <irar@il.ibm.com>
1661 PR tree-optimization/35982
1662 * tree-vect-analyze.c (vect_check_interleaving): Check that the
1663 interleaved data-refs are of the same type.
1665 2008-04-24 Danny Smith <dannysmith@users.net>
1667 * c-format.c (check_format_info_main): Use strncmp rather than a
1668 magic prefix to handle multichar length specs.
1669 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
1670 Don't prefix "I64" and "I32" with '\0'.
1672 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1675 * config/i386/i386.c (init_cumulative_args): Don't pass anything
1676 in registers for -m32 only if stdarg_p (fntype).
1678 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
1680 PR rtl-optimization/36006
1681 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
1682 temp to op0 in order to avoid invalid rtx sharing.
1684 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1686 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
1687 check TREE_INVARIANT.
1688 * tree-gimple.c (is_gimple_address): New.
1689 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
1690 * tree-gimple.h (is_gimple_address): New.
1691 * tree.h (decl_address_invariant_p): New.
1692 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
1693 (build_string): Likewise.
1694 (decl_address_invariant_p): New, from is_gimple_invariant_address.
1695 (tree_invariant_p_1): Likewise.
1696 (save_expr): Use it.
1697 (tree_invariant_p): New.
1698 (skip_simple_arithmetic): Use it.
1699 (stabilize_reference_1): Use it.
1700 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
1702 (build1_stat): Drop code to compute TREE_INVARIANT.
1703 (build2_stat): Drop code to compute TREE_INVARIANT.
1704 (build3_stat): Drop code to compute TREE_INVARIANT.
1705 (build4_stat): Drop code to compute TREE_INVARIANT.
1706 (build5_stat): Drop code to compute TREE_INVARIANT.
1707 (build7_stat): Drop code to compute TREE_INVARIANT.
1708 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
1709 * tree.h (struct tree_base): Remove invariant_flag.
1710 (TREE_INVARIANT): Remove.
1711 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
1712 (fold_builtin_expect): Check TREE_CONSTANT.
1713 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
1714 * c-tree.h (c_expr_to_decl): Drop third parameter.
1715 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
1716 (build_c_cast): Don't set TREE_INVARIANT.
1717 (pop_init_level): Don't set TREE_INVARIANT.
1718 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
1719 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
1721 (gimplify_init_constructor): Don't set TREE_INVARIANT.
1722 (gimplify_addr_expr): Adjust comment.
1723 * tree-mudflap.c (mf_build_string):
1724 * print-tree.c (print_node): Don't print TREE_INVARIANT.
1725 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
1726 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
1727 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
1728 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
1729 * langhooks.h (struct lang_hooks): Drop third parameter from
1732 2008-04-23 Richard Guenther <rguenther@suse.de>
1734 PR tree-optimization/27799
1735 PR tree-optimization/32921
1736 PR tree-optimization/32624
1737 * tree-ssa-structalias.c (merge_smts_into): Only merge the
1738 SMTs aliases and the tag itself into the solution.
1739 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
1740 merge the points-to solution back into the SMT aliases.
1741 (may_alias_p): Use alias_set_subset_of instead of
1742 aliases_conflict_p. A pointer which points to
1743 memory with alias set zero may access any variable.
1745 2008-04-23 Richard Guenther <rguenther@suse.de>
1747 * alias.c (alias_set_subset_of): Correctly handle asking
1748 if zero is a subset of an alias set with zero child.
1749 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
1750 (compute_flow_insensitive_aliasing): Correctly walk all
1751 pointers. Do not unnecessarily union sets.
1753 2008-04-23 Richard Guenther <rguenther@suse.de>
1756 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
1758 2008-04-22 Tomas Bily <tbily@suse.cz>
1760 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
1762 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
1764 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1765 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1766 * tree-inline.c (estimate_num_insns_1): Likewise.
1767 * varasm.c (const_hash_1, compare_constant, copy_constant)
1768 (compute_reloc_for_constant, output_addressed_constants): Likewise.
1769 * emit-rtl.c (component_ref_for_mem_expr)
1770 (set_mem_attributes_minus_bitpos): Likewise.
1771 * expr.c (highest_pow2_factor, expand_expr_real_1, )
1772 (is_aligning_offset): Likewise.
1773 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
1774 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1775 * dojump.c (do_jump): Likewise.
1776 * builtins.c (get_pointer_alignment, get_memory_rtx)
1777 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
1778 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
1780 2008-04-23 Jakub Jelinek <jakub@redhat.com>
1782 PR rtl-optimization/36017
1783 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
1784 expanding the library call.
1786 2008-04-22 Ian Lance Taylor <iant@google.com>
1788 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
1791 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
1793 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
1794 of LR/CTR moves for Power6.
1796 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1799 * passes.c (init_optimization_passes): Remove
1800 pass_fast_rtl_byte_dce.
1802 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
1805 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
1806 builtin functions to generate faster code.
1807 (_mm_cvtpu16_ps): Ditto.
1808 (_mm_cvtpi32x2_ps): Ditto.
1810 2008-04-22 Nick Clifton <nickc@redhat.com>
1812 * common.opt (ftree-loop-distribution): Add Optimization
1815 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
1816 (frv_expand_builtin_va_start): Likewise.
1818 * config/arm/arm.c (thumb_find_work_register): Fix location of
1819 argument register count.
1821 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1823 Support scheduling for ColdFire V1 and V3 microarchitecture.
1824 Improve scheduling of multiplication instructions.
1826 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
1827 (mac): New instruction attribute.
1828 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
1829 (m68k_sched_mac): New variable.
1830 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
1831 Handle cfv1 and cfv3.
1832 (max_insn_size): New static variable.
1833 (struct _sched_ib): New type.
1834 (sched_ib): New static variable.
1835 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
1836 to fields of 'struct _sched_ib sched_ib'. Update all uses.
1837 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
1839 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1840 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
1841 new variables. Update.
1842 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1843 Add modeling of cfv3 instruction buffer. Update.
1844 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
1845 * config/m68k/m68k.h (TUNE_CFV3): New macro.
1846 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
1847 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
1848 a particular reservation applies to.
1849 (type2): Reorganize attribute values. Rename alu to alu_reg,
1850 alu_l to alu, move_l to omove. Join move to alu. Split mul
1852 (cf_ib_*): Simplify description of instruction buffer.
1853 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
1854 (cf_mem): Split into cf_mem1 and cf_mem2.
1855 (cf_v2_move_??): Rename to cfv12_alu_??.
1856 (cf_v2_move_l_??): Rename to cfv12_omove_??.
1857 (cf_v2_mul_??): Remove reservations.
1858 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
1859 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
1860 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
1862 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
1863 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
1864 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
1865 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
1866 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
1867 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
1868 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
1869 expansions of the above reservations for instructions of sizes
1872 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1874 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
1876 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
1878 * coverage.c: Include tree-pass.h.
1879 (coverage_counter_alloc): Print da_file_name to the dump file.
1881 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1883 * sbitmap.c (sbitmap_range_empty_p): New function.
1884 * sbitmap.h (sbitmap_range_empty_p): New function.
1885 * bitmap.h: Now includes obstack.h.
1887 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
1888 Kenneth Zadeck <zadeck@naturalbridge.com>
1890 * dbgcnt.def (ra_byte_scan): Added.
1891 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
1892 when the last hit happens for a counter.
1893 * timevar.def (TV_DF_BYTE_LR): New variable.
1894 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
1895 * passes.c (pass_fast_rtl_byte_dce): New pass.
1896 * fwprop.c (update_df): Added mode to call df_ref_create.
1897 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1898 DF_REF_EXTRACT_OFFSET.
1899 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
1900 DF_BYTE_LR_OUT, df_byte_lr): New macro.
1902 (df_ref_extract): Added mode field.
1903 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
1904 DF_REF_EXTRACT_OFFSET.
1905 (DF_REF_EXTRACT_MODE): New macro.
1906 (df_byte_lr_bb_info): New structure.
1907 (df_print_byte_regset, df_compute_accessed_bytes,
1908 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
1909 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
1910 df_byte_lr_simulate_uses,
1911 df_byte_lr_simulate_artificial_refs_at_top,
1912 df_byte_lr_simulate_artificial_refs_at_end,
1913 df_compute_accessed_bytes): New function.
1914 (df_ref_create): Add parameter.
1915 (df_byte_lr_get_bb_info): New inline function.
1916 * df-scan.c (df_ref_record, df_uses_record,
1917 df_ref_create_structure): Added mode parameter.
1918 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
1919 df_defs_record, df_uses_record, df_get_conditional_uses,
1920 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1921 df_entry_block_defs_collect, df_exit_block_uses_collect):
1922 Added mode parameter to calls to df_ref_record, df_uses_record,
1923 df_ref_create_structure.
1924 (df_ref_equal_p, df_ref_compare): Added test for modes.
1925 (df_ref_create_structure): Added code to set mode. Renamed
1926 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1927 DF_REF_EXTRACT_OFFSET.
1928 * df-core.c (df_print_byte_regset): New function.
1929 * df-byte-scan.c: New file.
1930 * df-problems.c (df_rd_transfer_function): Removed unnecessary
1931 calls to BITMAP_FREE.
1932 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
1933 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
1934 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
1935 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
1936 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
1937 df_byte_lr_local_compute, df_byte_lr_init,
1938 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
1939 df_byte_lr_transfer_function, df_byte_lr_free,
1940 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
1941 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
1942 df_byte_lr_simulate_uses,
1943 df_byte_lr_simulate_artificial_refs_at_top,
1944 df_byte_lr_simulate_artificial_refs_at_end): New function.
1945 * dce.c (byte_dce_process_block): New function.
1946 (dce_process_block): au is now passed in rather than computed
1947 locally. Changed loops that look at artificial defs to not look
1948 for conditional or partial ones, because there never are any.
1949 (fast_dce): Now is able to drive byte_dce_process_block or
1950 dce_process_block depending on the kind of dce being done.
1951 (rest_of_handle_fast_dce): Add parameter to fast_dce.
1952 (rest_of_handle_fast_byte_dce): New function.
1953 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
1954 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
1956 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
1959 * gcc.h: Added fortran options that take arguments to
1960 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
1963 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
1965 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
1966 scalarization if on the LHS and not a full access.
1968 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1970 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
1972 2008-04-18 Rafael Espindola <espindola@google.com>
1974 * tree-vrp.c (find_case_label_index): Fix the binary search.
1975 (find_case_label_range): New.
1976 (vrp_visit_switch_stmt): Use find_case_label_range.
1977 (simplify_switch_using_ranges): Use find_case_label_range.
1979 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
1981 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
1982 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
1984 2008-04-18 Tom Tromey <tromey@redhat.com>
1987 * doc/cpp.texi (Implementation-defined behavior): Mention
1990 2008-04-18 Ian Lance Taylor <iant@google.com>
1992 * fold-const.c (pointer_may_wrap_p): New static function.
1993 (fold_comparison): Add another test for pointer overflow. Use
1994 pointer_may_wrap_p to disable some false positives.
1996 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
1998 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
1999 (fname_as_string): Match updated cpp_interpret_string prototype.
2000 (fix_string_type): Support char16_t* and char32_t*.
2001 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2002 derivative) nodes. Register as builtin if C++0x.
2003 (c_parse_error): Support CPP_CHAR{16,32}.
2004 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2005 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2006 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2007 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2008 CTI_CHAR32_ARRAY_TYPE>: New elements.
2009 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2010 char32_type_node, signed_char32_type_node, char16_array_type_node,
2011 char32_array_type_node): New defines.
2012 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2013 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2014 (lex_string): Support CPP_STRING{16,32}, match updated
2015 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2016 (lex_charconst): Support CPP_CHAR{16,32}.
2017 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2018 and CPP_STRING{16,32}.
2020 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2023 * aclocal.m4: Regenerate.
2024 * configure: Regenerate.
2026 2008-04-18 Jan Hubicka <jh@suse.cz>
2028 * except.c (dw2_size_of_call_site_table,
2029 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2031 * cgraphbuild.c (build_cgraph_edges): Update.
2032 * tree-pass.h: Update comment.
2033 * final.c (leaf_function_p): Update.
2034 (leaf_renumber_regs): Update.
2035 (rest_of_clean_state): Update.
2036 * omp-low.c (expand_omp_parallel): Update.
2037 * ipa-reference.c (analyze_function): Update.
2038 * reorg.c (find_end_label): Update.
2039 (optimize_skip): Update.
2040 (fill_simple_delay_slots): Update.
2041 (fill_simple_delay_slots): Update.
2042 (make_return_insns): Update.
2043 (dbr_schedule): Update.
2044 * gimple-low.c (record_vars_into): Update.
2045 * cfgbuild.c (make_edges): Update.
2046 * function.c (assign_stack_local): Update.
2047 (assign_parm_adjust_stack_rtl): Update.
2048 (locate_and_pad_parm): Update.
2049 (allocate_struct_function): Do not initialize stack_alignment_needed
2050 and preferred_stack_boundary here.
2051 (stack_protect_prologue): Update.
2052 (stack_protect_epilogue): Update.
2053 (expand_function_start): Initialize stack_alignment_needed,
2054 preferred_stack_boundary and max_jumptable_ents.
2055 (expand_function_end): Update.
2056 (free_after_compilation): Do not NULLify epilogue_delay_list.
2057 * function.h (struct rtl_data): Add stack_protect_guard,
2058 stack_alignment_needed,
2059 preferred_stack_boundary, epilogue_delay_list.
2060 (struct function): Remove value_histograms, stack_alignment_needed,
2061 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2063 unexpanded_var_list, stack_protect_guard.
2064 (current_function_epilogue_delay_list): Remove.
2065 * ipa-type-escape.c (analyze_function): Update.
2066 * gimplify.c (pop_gimplify_context): Update comment.
2067 * calls.c (expand_call): Update.
2068 (emit_library_call_value_1): Update.
2069 * except.c (set_nothrow_function_flags): Update.
2070 * cfgexpand.c (get_decl_align_unit): Update.
2071 (create_stack_guard): Update.
2072 (estimated_stack_frame_size): Update.
2073 (expand_used_vars): Update.
2074 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2075 * explow.c (allocate_dynamic_stack_space): Update.
2076 * tree-ssa-live.c (remove_unused_locals): Update.
2077 * varasm.c (mark_constant_pool): Update.
2078 * tree-inline.c (remap_decls): Update.
2079 (initialize_cfun): Update.
2080 (declare_return_variable): Update.
2081 (inline_forbidden_p): Update.
2082 (expand_call_inline): Update.
2083 (declare_inline_vars): Update.
2084 (tree_function_versioning): Update.
2085 * tree-flow.h (value_histograms): New.
2086 (VALUE_HISTOGRAMS): New macro.
2087 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2089 * tree-cfg.c (set_bb_for_stmt): Update.
2090 (replace_by_duplicate_decl): Update.
2091 (move_block_to_fn): Update.
2092 (new_label_mapper): Update.
2093 (dump_function_to_file): Update.
2094 * ipa-struct-reorg.c (build_data_structure): Update.
2095 * cfgrtl.c (print_rtl_with_bb): Update.
2096 * reload1.c (reload): Update.
2098 * config/i386/i386.c (setup_incoming_varargs_64,
2099 ix86_compute_frame_layout): Update.
2100 * config/arc/arc.c (arc_output_function_epilogue): Update.
2102 2008-04-18 Marius Strobl <marius@FreeBSD.org>
2104 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
2105 for FreeBSD as well.
2106 * gthr-posix95.h: Likewise.
2108 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
2110 PR rtl-optimization/35838
2111 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
2112 out the byte offset of the first subreg.
2114 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
2116 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
2117 to split_ti instead of three separate calls with single member arrays.
2118 (subti3 splitter): Ditto.
2119 (adddi3 splitter): Ditto with split_di.
2120 (subdi3 splitter): Ditto.
2121 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
2122 two separate calls with single member arrays. Swap match_dup
2123 operands 1 and 2 to better fit into the array.
2124 (negdi2 splitter): Ditto with split_di.
2125 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
2126 two separate calls with single member arrays. Swap match_dup operands
2127 6 and 7 to better fit into the array.
2129 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
2131 * config/i386/i386.c (sse_builtin_type): New.
2132 (bdesc_sse_args): Likewise.
2133 (bdesc_sse_3arg): Removed.
2134 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2135 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
2136 IX86_BUILTIN_ROUNDPS.
2137 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
2138 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
2139 IX86_BUILTIN_ROUNDPS.
2140 (ix86_expand_sse_4_operands_builtin): Removed.
2141 (ix86_expand_sse_operands_builtin): New.
2142 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
2143 and CODE_FOR_sse4_1_roundps.
2144 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2145 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2147 2008-04-17 Alan Modra <amodra@bigpond.net.au>
2150 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
2151 regs before frame pop when needed. If use_backchain_to_restore_sp
2152 then load backchain into a temp reg to restore vr and vrsave. Add
2153 code to restore vr after frame pop if possible.
2155 2008-04-17 Richard Guenther <rguenther@suse.de>
2157 * tree-vn.c (expressions_equal_p): Do not check type
2158 equality or compatibility before calling operand_equal_p.
2159 * fold-const.c (operand_equal_p): Check equivalence of
2160 integer constants before bailing out due to signedness or
2161 precision differences.
2162 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
2163 spurious differences in type qualification. Ignore types
2164 for COMPONENT_REFs at all.
2166 2008-04-17 Christian Bruel <christian.bruel@st.com>
2168 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
2169 msw_skip comparison.
2171 2008-04-16 Jakub Jelinek <jakub@redhat.com>
2174 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
2177 PR tree-optimization/35899
2178 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
2179 rather than TREE_OPERAND.
2181 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
2184 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
2185 temporary registers. Change operand predicate to general_operand.
2186 (remainderxf3): Ditto.
2188 2008-04-16 Richard Guenther <rguenther@suse.de>
2190 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
2191 * tree-affine.c (aff_combination_expand): Look through some
2194 2008-04-15 Doug Kwan <dougkwan@google.com>
2196 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
2198 * tree-pretty-print.c (dump_generic_node): Ditto.
2199 * final.c (output_addr_const): Ditto.
2200 * dwarf2out.c (output_cfi): Ditto.
2201 * c-pretty-print.c (pp_c_integer_constant): Ditto.
2202 * print-rtl.c (print_rtx): Ditto.
2203 * print-tree.c (print_node_brief, print_node): Ditto.
2204 * c-common.c (match_case_to_enum_1): Ditto.
2205 * sched-vis.c (print_value): Ditto.
2206 * config/i386/i386.c (print_operand): Cast to long unsigned int
2209 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
2210 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
2211 MS Windows VirtualProtect function.
2213 2008-04-15 Jan Hubicka <jh@suse.cz>
2215 * gengtype.c (write_root): Param_is argument is OK.
2216 * expr.c (expand_expr_real_1): Update call of get_exception_*.
2217 * function.h: Include varray.h
2218 (rtl_eh): New stucture based on except.c one.
2219 (call_site_record): New forward declaration and vector type.
2220 * calls.c (emit_call_1): Do not call
2221 note_current_region_may_contain_throw.
2222 * except.c (eh_status): Remove cur_region, try_region since they are
2224 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
2225 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
2226 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
2227 Remove call_site_data_used, call_site_data_size.
2228 Turn call_site_record into vector in function.h.
2229 (note_current_region_may_contain_throw): Remove.
2230 (get_exception_pointer, get_exception_filter): Do not take struct
2231 function argument; update.
2232 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
2233 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
2234 build_post_landing_pads, dw2_build_landing_pads,
2235 sjlj_assign_call_site_values, sjlj_mark_call_sites,
2236 sjlj_emit_function_enter, sjlj_emit_function_enter,
2237 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
2238 sjlj_build_landing_pads, finish_eh_generation,
2239 remove_exception_handler_label, remove_eh_handler,
2240 maybe_remove_eh_handler, add_reachable_handler,
2241 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
2242 add_action_record, collect_one_action_chain, add_call_site,
2243 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
2244 sjlj_output_call_site_table, output_function_exception_table,
2245 * except.h (note_current_region_may_contain_throw): Remove
2246 (get_exception_pointer, get_exception_filter): Do not take struct
2248 * Makefile.in (GTFILES): Put varargs before struct function.
2250 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2252 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
2253 punt for STRING_CST.
2254 (get_constraint_for): Deal with STRING_CST here instead.
2256 2008-04-15 Richard Guenther <rguenther@suse.de>
2258 * tree-ssa-propagate.c (substitute_and_fold): Substitute
2259 statements in a basic-block with a backward walk. Do not
2260 substitute into dead statements but instead remove those.
2262 2008-04-15 Richard Guenther <rguenther@suse.de>
2264 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
2265 to zero, thus disable creation of SFTs.
2267 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2269 * tree-predcom.c (suitable_reference_p): Return false if the
2270 reference can throw.
2272 2008-04-15 Jakub Jelinek <jakub@redhat.com>
2275 * c-decl.c (finish_decl): If extern or static var has variable
2276 size, set TREE_TYPE (decl) to error_mark_node.
2278 2008-04-15 Rafael Espindola <espindola@google.com>
2280 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
2283 2008-04-15 Richard Guenther <rguenther@suse.de>
2285 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
2286 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
2287 (visit_reference_op_load): Do walk vuse-vdef chains on
2288 vn_reference_lookup.
2289 (visit_reference_op_store): But do not here.
2290 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
2291 vn_reference_lookup.
2292 (vn_lookup_with_vuses): But do so here.
2294 2008-04-14 Ian Lance Taylor <iant@google.com>
2296 * fold-const.c (fold_overflow_warning): Remove assertion.
2298 2008-04-15 Ben Elliston <bje@au.ibm.com>
2300 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
2301 temp1 local variables.
2303 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
2306 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
2307 ".text.unlikely" section as executable.
2309 2008-04-14 James E. Wilson <wilson@tuliptree.org>
2311 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2312 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
2313 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
2314 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
2315 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
2316 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
2317 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
2319 2008-04-14 Ian Lance Taylor <iant@google.com>
2321 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
2322 * fold-const.c (fold_comparison): If appropriate, test
2323 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
2324 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
2325 reassociating a pointer type.
2326 * doc/invoke.texi (Optimize Options): Document that
2327 -fstrict-overflow applies to pointer wraparound.
2329 2008-04-13 Jan Hubicka <jh@suse.cz>
2331 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
2333 2008-04-12 Andrew Pinski <pinskia@gmail.com>
2335 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
2336 we are going to "save the world".
2338 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
2340 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
2341 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
2342 operand 0 constraint, not "=".
2344 2008-04-11 James E. Wilson <wilson@tuliptree.org>
2346 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
2348 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2350 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
2351 of size of positions_needed * CHAR_BIT.
2353 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2356 * dse.c (store_info): Change positions_needed to unsigned
2358 (lowpart_bitmask): New.
2359 (record_store): Cast to unsigned HOST_WIDE_INT for
2360 positions_needed. Assert width <= size of positions_needed *
2361 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
2362 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
2363 lowpart_bitmask to set mask.
2365 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2367 * config/bfin/constraints.md: New file.
2368 * config/bfin/bfin.md: Include it.
2369 (adddi3): Use satisfies_constraint functions instead of the old macros.
2370 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
2371 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
2372 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
2373 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
2374 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
2375 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
2376 EXTRA_CONSTRAINT): Delete.
2377 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
2378 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
2380 * config/bfin/bfin.c: Include "tm-constrs.h".
2381 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
2382 Use satisfies_constraint functions instead of the old macros.
2383 * doc/md.texi (Blackfin Constraints): Update file name reference.
2385 2008-04-11 Richard Guenther <rguenther@suse.de>
2387 PR tree-optimization/35869
2388 * tree-vrp.c (execute_vrp): Move switch statement update after
2389 jump threading. Schedule another cfg cleanup run.
2391 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
2394 * attribs.c (decl_attributes): Return early on errorneous node.
2396 2008-04-10 Oleg Ryjkov <olegr@google.com>
2398 * tree.h (struct tree_base): Added a new flag default_def_flag.
2399 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
2401 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2403 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
2405 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2408 * pa.md: Define mode iterator P. Define mode attribute dwc.
2409 (dcacheflush): Update pattern to use iterator P and attribute dwc.
2410 (icacheflush): Likewise.
2411 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
2412 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
2414 2008-04-11 Ben Elliston <bje@au.ibm.com>
2416 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
2418 2008-04-10 Rafael Espindola <espindola@google.com>
2420 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
2421 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
2422 (extract_range_from_expr): The same.
2424 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2426 * config/mips/mips.md (GPR2): New mode iterator.
2428 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
2429 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
2430 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
2431 Rewrite these to take two modes, the mode of comparison and the
2432 mode of the destination.
2433 * config/mips/mips.c (mips_expand_scc): Instead of having
2434 paradoxical subreg as destination, expand "narrowing" scc if mode
2435 of comparison is SI and target is requested in DI mode.
2436 (mips_emit_int_order_test): Update comment. Make mode of
2437 comparison match CMP0 rather than TARGET. When creating inverse
2438 target use mode of TARGET.
2440 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2442 * gcov-dump.c (tag_summary): Only print summaries for the first
2443 GCOV_COUNTERS_SUMMABLE counters.
2445 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
2447 * config/i386/i386.md (absneg): New code iterator.
2448 (absnegprefix): New code attribute.
2449 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
2450 patterns using absneg code iterator.
2451 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
2452 using absneg code iterator.
2453 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
2454 *neg<mode>2 patterns using absneg code iterator.
2455 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2456 *negextendsfdf2 patterns using absneg code iterator.
2457 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
2458 *negextendsfxf2 patterns using absneg code iterator.
2459 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2460 *negextendsfdf2 patterns using absneg code iterator.
2461 * config/i386/sse.md (<code><mode>2): Macroize expander from
2462 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
2464 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
2466 * config/s390/s390.h: Remove the remains of the recent search
2467 & replace action of current_function_outgoing_args_size.
2469 2008-04-10 Ira Rosen <irar@il.ibm.com>
2471 PR tree-optimization/35821
2472 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
2473 NEW_STMT_LIST is not NULL.
2475 2008-04-09 David Edelsohn <edelsohn@gnu.org>
2478 * toplev.c (process_options): Remove -ffunction-sections debugging
2481 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
2483 PR middle-end/PR28690
2484 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
2485 than gen_rtx_fmt_ee to perform more canonicalizations.
2487 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2490 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
2492 2008-04-09 Richard Guenther <rguenther@suse.de>
2494 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
2495 (dump_function_to_file): Dump function arguments with types.
2497 2008-04-08 Richard Guenther <rguenther@suse.de>
2499 * fold-const.c (fold_widened_comparison): Do not allow
2500 sign-changes that change the result.
2502 2008-04-08 Janis Johnson <janis187@us.ibm.com>
2505 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
2506 kinds of indirect references.
2508 2008-04-08 David Edelsohn <edelsohn@gnu.org>
2510 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
2511 GNU Fortran language string.
2513 2008-04-08 Rafael Espindola <espindola@google.com>
2515 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
2516 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
2517 * tree.h (tree_call_nonnegative_warnv_p): New.
2519 2008-04-08 Jan Hubicka <jh@suse.cz>
2521 * function.c (free_after_compilation): Clear out regno_reg_rtx
2524 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
2527 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2529 PR middle-end/PR28690
2530 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
2531 same precedence as REG_POINTER and MEM_POINTER operands.
2533 2008-04-08 Richard Guenther <rguenther@suse.de>
2536 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
2537 for adding index to base.
2539 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
2541 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
2542 (MINGW_ENABLE_EXECUTE_STACK): New.
2543 (IN_LIBGCC2): For libgcc include windows.h file for
2544 function declarations.
2546 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
2548 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
2549 and tem2 if tem1 is not a REG or MULT.
2551 2008-04-08 Jan Hubicka <jh@suse.cz>
2553 * function.h (incomming_args): Break out of struct function.
2554 (function_subsections): Break out of struct function.
2555 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
2556 return_rtx and hard_reg_initial_vals from struct function.
2557 Kill inl_max_label_num.
2558 (current_function_pops_args, current_function_args_info,
2559 current_function_args_size, current_function_args_size,
2560 current_function_pretend_args_size,
2561 current_function_outgoing_args_size,
2562 current_function_internal_arg_pointer, current_function_return_rtx):
2563 Kill compatibility accestor macros.
2564 * builtins.c (expand_builtin_apply_args_1): Update.
2565 (expand_builtin_next_arg): Update.
2566 * df-scan.c (df_get_call_refs): Update.
2567 * dbxout.c (dbxout_function_end): Update.
2568 * dwarf2out.c (dwarf2out_switch_text_section): Update.
2569 (output_line_info): Update.
2570 (secname_for_decl): Update.
2571 (dwarf2out_var_location): Update.
2572 * function.c (free_after_compilation): Update.
2573 (assign_parm_find_stack_rtl): Update.
2574 (assign_parms): Update.
2575 (expand_dummy_function_end): Update.
2576 (expand_function_end): Update.
2577 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
2578 (expand_call): Update.
2579 (emit_library_call_value_1): Update.
2580 (store_one_arg): Update.
2581 * varasm.c (initialize_cold_section_name): Update.
2582 (unlikely_text_section): Update.
2583 (unlikely_text_section_p): Update.
2584 (assemble_start_function): Update.
2585 (assemble_end_function): Update.
2586 (default_section_type_flags): Update.
2587 (switch_to_section): Update.
2588 * integrate.c (set_decl_abstract_flags): Update.
2589 (get_hard_reg_initial_val): Update.
2590 (has_hard_reg_initial_val): Update.
2591 (allocate_initial_values): Update.
2592 * resource.c (init_resource_info): Update.
2593 * config/alpha/alpha.c (NUM_ARGS): Update.
2594 (direct_return): Update.
2595 (alpha_va_start): Update.
2596 (alpha_sa_size): Update.
2597 (alpha_initial_elimination_offset): Update.
2598 (alpha_expand_prologue): Update.
2599 (alpha_start_function): Update.
2600 (alpha_expand_epilogue): Update.
2601 (unicosmk_initial_elimination_offset):
2602 * config/alpha/alpha.md (call expander): Update.
2603 * config/s390/s390.c (s390_register_info): Update.
2604 (s390_register_info): Update.
2605 (s390_frame_info): Update.
2606 (s390_initial_elimination_offset): Update.
2607 (s390_build_builtin_va_list): Update.
2608 (s390_va_start): Update.
2609 * config/spu/spu.c (direct_return): Update.
2610 (spu_expand_prologue): Update.
2611 (spu_initial_elimination_offset): Update.
2612 (spu_build_builtin_va_list): Update.
2613 (spu_va_start): Update.
2614 * config/sparc/sparc.c (sparc_init_modes): Update.
2615 (sparc_compute_frame_size): Update.
2616 (function_value): Update.
2617 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
2618 * config/i386/i386.md (return expander): Update.
2619 * config/i386/i386.c (ix86_va_start): Update.
2620 (ix86_can_use_return_insn_p): Update.
2621 (ix86_compute_frame_layout): Update.
2622 (ix86_expand_epilogue): Update.
2623 * config/sh/sh.c (output_stack_adjust): Update.
2624 (calc_live_regs): Update.
2625 (sh_expand_prologue): Update.
2626 (sh_builtin_saveregs): Update.
2627 (sh_va_start): Update.
2628 (initial_elimination_offset): Update.
2629 (sh_allocate_initial_value): Update.
2630 (sh_function_ok_for_sibcall): Update.
2631 (sh_get_pr_initial_val): Update.
2632 * config/sh/sh.md (return expander): Update.
2633 * config/avr/avr.c (frame_pointer_required_p): UPdate.
2634 * config/crx/crx.c (crx_compute_frame): UPdate.
2635 (crx_initial_elimination_offset): UPdate.
2636 * config/xtensa/xtensa.c (compute_frame_size): Update
2637 (xtensa_builtin_saveregs): Update.
2638 (xtensa_va_start): Update.
2639 (order_regs_for_local_alloc): Update.
2640 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
2641 (xstormy16_expand_builtin_va_start): Update.
2642 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
2643 * config/m68hc11/m68hc11.md (return expanders): Update.
2644 * config/m68hc11/m68hc11.c (expand_prologue): Update.
2645 (expand_epilogue): Update.
2646 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
2647 (cris_simple_epilogue): Update.
2648 (cris_expand_prologue): Update.
2649 (cris_expand_epilogue): Update.
2650 * config/iq2000/iq2000.c (iq2000_va_start): Update.
2651 (compute_frame_size): Update.
2652 * config/mt/mt.c (mt_compute_frame_size): Update.
2653 * config/mn10300/mn10300.c (expand_prologue): Update.
2654 (expand_epilogue): Update.
2655 (initial_offset): Update.
2656 (mn10300_builtin_saveregs):
2657 * config/mn10300/mn10300.md (return expander): Update.
2658 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2659 (ia64_initial_elimination_offset): Update.
2660 (ia64_initial_elimination_offset): Update.
2661 (ia64_expand_prologue): Update.
2662 * config/m68k/m68k.md (return expander): Update.
2663 * config/rs6000/rs6000.c (rs6000_va_start): Update.
2664 (rs6000_stack_info): Update.
2665 * config/mcore/mcore.c (layout_mcore_frame): Update.
2666 (mcore_expand_prolog): Update.
2667 * config/arc/arc.c (arc_compute_frame_size): Update.
2668 * config/score/score3.c (score3_compute_frame_size): Update.
2669 * config/score/score7.c (score7_compute_frame_size): Update.
2670 * config/arm/arm.c (use_return_insn): Update.
2671 (thumb_find_work_register): Update.
2672 (arm_compute_save_reg_mask): Update.
2673 (arm_output_function_prologue): Update.
2674 (arm_output_epilogue): Update.
2675 (arm_size_return_regs): Update.
2676 (arm_get_frame_offsets): Update.
2677 (arm_expand_prologue): Update.
2678 (thumb_exit): Update.
2679 (thumb_unexpanded_epilogue): Update.
2680 (thumb1_output_function_prologue): Update.
2681 * config/pa/pa.md (return expander): Update.
2682 * config/pa/pa.c (compute_frame_size): Update.
2683 (hppa_builtin_saveregs): Update.
2684 * config/mips/mips.c (mips_va_start): Update.
2685 (mips16_build_function_stub): Update.
2686 (mips_compute_frame_info): Update.
2687 (mips_restore_gp): Update.
2688 (mips_output_function_prologue): Update.
2689 (mips_expand_prologue): Update.
2690 * config/v850/v850.c (compute_frame_size): Update.
2691 (expand_prologue): * config/mmix/mmix.c (along): update.
2692 (mmix_initial_elimination_offset): update.
2693 (mmix_reorg): update.
2694 (mmix_use_simple_return): update.
2695 (mmix_expand_prologue): update.
2696 (mmix_expand_epilogue): Update.
2697 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
2698 (emit_link_insn): Update.
2700 2008-04-08 Anatoly Sokolov <aesok@post.ru>
2702 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
2703 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
2705 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
2708 2008-04-07 Jan Hubicka <jh@suse.cz>
2710 * function.h (rtl): Rename to x_rtl.
2712 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2713 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2714 used_temp_slots avail_temp_slots, temp_slot_level,
2715 nonlocal_goto_handler_labels): Update accesstors.
2716 (rtl): New global variable.
2717 (struct function): Move some fileds to rtl_data.
2718 (get_arg_pointer_save_area): Update prototype.
2719 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2720 get_arg_pointer_save_area.
2721 * expr.c (init_expr): Update
2722 * function.c (get_frame_size): Update
2723 (assign_stack_local): Update
2724 (expand_function_end): Update.
2725 (get_art_pointer_save_area): Update
2727 * emit-rtl.c (rtl): Declare.
2728 (regno_reg_rtx): Declare.
2729 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2731 (gen_reg_rtx): Update.
2732 * varasm.c (n_deferred_constatns): Update accestor.
2733 (init_varasm_status): Do not allocate varasm_status.
2734 (force_const_mem, get_pool_size, output_constant_pool): Update.
2735 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2736 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2737 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
2738 * sparc/sparc.h (INIT_EXPANDERS): Update.
2739 * ia64/ia64.h (INIT_EXPANDERS): Update.
2741 2008-04-07 James E. Wilson <wilson@tuliptree.org>
2743 * reload.c (push_secondary_reload): Add missing break to for loop.
2745 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2747 PR middle-end/PR28690
2748 * rtlanal.c: Update copyright years.
2749 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
2750 as REG_POINTER and MEM_POINTER operands.
2751 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
2752 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
2753 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
2754 * gcse.c: Update copyright years.
2755 (pre_delete): Call gen_reg_rtx_and_attrs.
2756 (hoist_code): Likewise.
2757 (build_store_vectors): Likewise.
2758 (delete_store): Likewise.
2759 * loop-invariant.c (move_invariant_reg): Likewise.
2760 Update copyright years.
2762 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
2764 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
2765 control string instead of quoted.
2767 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2769 * doc/rtl.texi: Rewrite of subreg section.
2771 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
2774 * config/i386/i386.c (legitimize_pic_address): Add treating
2775 of dllimport SYM_REF's.
2776 (legitimize_dllimport_symbol): Add prototype.
2778 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2780 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
2781 reference in constructor with non self-referential type.
2783 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2785 Removal of Return with Depressed Stack Pointer support
2786 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
2787 (ECF_SP_DEPRESSED): Likewise.
2788 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
2789 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
2790 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2791 (expand_call): Do not test ECF_SP_DEPRESSED.
2792 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2793 * function.c (keep_stack_depressed): Delete.
2794 (handle_epilogue_set): Likewise.
2795 (update_epilogue_consts): Likewise.
2796 (emit_equiv_load): Likewise.
2797 (thread_prologue_and_epilogue_insns): Remove support for Return with
2798 Depressed Stack Pointer.
2799 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2801 2008-04-06 Richard Guenther <rguenther@suse.de>
2803 PR tree-optimization/35400
2804 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
2805 information from SSA_NAMEs.
2807 2008-04-06 Anatoly Sokolov <aesok@post.ru>
2809 * config/avr/avr.h (avr_mega_p): Remove declaration.
2810 (AVR_MEGA): Remove macro.
2811 * config/avr/avr.c (avr_mega_p): Remove variable.
2812 (avr_override_options): Remove inicializion of avr_mega_p.
2813 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2814 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2815 (avr_jump_mode): (Ditto.).
2816 (avr_output_progmem_section_asm_op): (Ditto.).
2817 (avr_asm_init_sections): (Ditto.).
2818 (avr_asm_init_sections): (Ditto.).
2819 (avr_rtx_costs): (Ditto.).
2820 * config/avr/avr.md: (Ditto.).
2821 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
2824 2008-04-06 Richard Guenther <rguenther@suse.de>
2826 PR tree-optimization/35842
2827 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
2828 is_gimple_invariant_address.
2830 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2832 * gcc.c (default_compilers): Sync Fortran extensions list with
2833 that in fortran/lang-specs.h.
2834 * doc/invoke.texi: Likewise.
2835 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
2836 * dwarf2out.c (gen_compile_unit_die): Likewise.
2838 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
2840 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
2842 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
2845 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
2846 attribute is used for nested functions.
2848 2008-04-05 Jan Hubicka <jh@suse.cz>
2850 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
2852 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
2854 (dump_files): Update.
2855 (enable_rtl_dump_file): Do not accept letter argument.
2856 * tree-pass.h (dump_file_info): Remove letter argument.
2857 * toplev.c (decode_d_option): Update -da handling.
2858 * toplev.h (enable_rtl_dump_file): Update prototype.
2859 * passes.c (register_one_dump_file): Do not accept IPA argument; work
2860 it out based on pass type.
2861 (register_dump_files_1): Likewise.
2862 (init_optimization_passes): Update register_one_dump_file calls.
2863 (execute_one_pass): Sanity check that IPA passes are called at IPA
2864 level and RTL passes at RTL level.
2865 (execute_pass_list): IPA pass can not be after or subpass of
2867 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
2868 disallov RTL subpasses of IPA subpasses.
2870 2008-04-05 Ben Elliston <bje@au.ibm.com>
2872 * tree-cfg.c (need_fake_edge_p): Return false for calls to
2873 builtins that return exactly once and do not throw. Cache call to
2876 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
2878 PR rtl-optimization/34916
2880 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
2881 between instruction pairs.
2883 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
2885 * doc/invoke.texi: Document -mbitops for SH.
2886 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
2887 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
2888 * config/sh/sh.c (print_operand): Add %t operand code.
2889 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
2890 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
2891 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
2892 (extendqihi2): Likewise.
2893 (movqi_i): Likewise.
2894 (insv): Use bset, bclr and bst instructions for SH2A if possible.
2895 (extv): Use bld instruction for SH2A if possible.
2897 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
2898 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
2899 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
2900 (bset.b, bclr.b): Define peepholes.
2901 * config/sh/sh.opt (mbitops): New option.
2903 2008-04-04 Janis Johnson <janis187@us.ibm.com>
2906 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
2907 and view convert expression.
2909 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2912 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2914 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
2916 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
2918 * config/i386/cpuid.h (bit_AES): New.
2919 (bit_PCLMUL): Likewise.
2921 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
2922 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
2923 SSE2 if AES or PCLMUL is enabled.
2924 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
2925 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2926 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
2927 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
2928 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
2929 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
2930 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2931 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
2932 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
2933 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
2934 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
2935 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
2936 __builtin_ia32_aeskeygenassist128 and
2937 __builtin_ia32_pclmulqdq128.
2938 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
2939 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
2940 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
2942 * config/i386/i386.h (TARGET_AES): New.
2943 (TARGET_PCLMUL): Likewise.
2944 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
2946 * config/i386/i386.md (UNSPEC_AESENC): New.
2947 (UNSPEC_AESENCLAST): Likewise.
2948 (UNSPEC_AESDEC): Likewise.
2949 (UNSPEC_AESDECLAST): Likewise.
2950 (UNSPEC_AESIMC): Likewise.
2951 (UNSPEC_AESKEYGENASSIST): Likewise.
2952 (UNSPEC_PCLMUL): Likewise.
2954 * config/i386/i386.opt (maes): New.
2955 (mpclmul): Likewise.
2957 * config/i386/sse.md (aesenc): New pattern.
2958 (aesenclast): Likewise.
2960 (aesdeclast): Likewise.
2962 (aeskeygenassist): Likewise.
2963 (pclmulqdq): Likewise.
2965 * config/i386/wmmintrin.h: New.
2967 * doc/extend.texi: Document AES and PCLMUL built-in function.
2969 * doc/invoke.texi: Document -maes and -mpclmul.
2971 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
2973 * function.c (free_after_parsing): Replace with
2974 cxx_push_function_context from C++ front-end.
2975 (allocate_struct_function): Don't call langhook.
2976 * langhooks.h (struct lang_hooks_for_functions): Delete.
2977 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
2979 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
2980 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
2981 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
2982 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
2983 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
2984 remove LANG_HOOKS_FUNCTION_INITIALIZER.
2985 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
2987 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
2988 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
2990 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2993 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
2996 2008-04-04 Richard Guenther <rguenther@suse.de>
2999 * fold-const.c (optimize_minmax_comparison): Use the correct
3000 type for the constant in the simplified comparison.
3002 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3004 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3005 Pass L2 size as "--param l2-cache-size" to the compiler.
3006 (decode_l2_cache): New function to decode L2 cache parameters using
3007 0x8000006 extended cpuid function.
3008 (detect_caches_amd): Determine parameters of L2 cache using
3009 decode_l2_caches function.
3010 (decode_caches_intel): Decode L2 cache parameters.
3011 (detect_caches_intel): Determine L2 cache parameters using
3012 decode_caches_intel and decode_l2_caches functions.
3014 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3016 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3017 secondary input reload for subword loads from the constant pool.
3019 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3022 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3023 constants of the appropriate size for runtime calculations.
3026 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3027 decimal-float literal constant zero.
3029 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3032 * c-parser.c (c_parser_omp_atomic): Call
3033 default_function_array_conversion on the RHS.
3036 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3037 call is_variable_sized if decl has incomplete type.
3039 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3041 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3043 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3045 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3047 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3048 (sgt<u>): Merge sgt and sgtu into new expander.
3049 (sgt, sgtu): Remove expanders.
3050 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3051 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3052 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3053 *sgtu_<mode>_mips16 into new pattern.
3054 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3055 (sge<u>): Merge sge and sgeu into new expander.
3056 (sge, sgeu): Remove expanders.
3057 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3059 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3060 (slt<u>): Merge slt and sltu into new expander.
3061 (slt, sltu): Remove expanders.
3062 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3063 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3064 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3065 *sltu_<mode>_mips16 into new pattern.
3066 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3067 (sle<u>): Merge sle and sleu into new expander.
3068 (sle, sleu): Remove expanders.
3069 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3070 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3071 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3072 *sleu_<mode>_mips16 into new pattern.
3073 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3075 2008-04-03 Jan Hubicka <jh@suse.cz>
3077 PR tree-optimization/35795
3078 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3079 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3080 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3081 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3082 * score/score3.c (score3_output_mi_thunk): Likewise.
3083 * score/score7.c (score7_output_mi_thunk): Likewise.
3084 * mips/mips.c (mips_output_mi_thunk): Likewise.
3086 2008-04-03 Richard Guenther <rguenther@suse.de>
3088 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3089 conversions. Simplify code.
3091 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3093 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3095 2008-04-03 Tom Tromey <tromey@redhat.com>
3096 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3098 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3099 * config/bfin/t-bfin-linux (generated_files): Add
3100 linux-sysroot-suffix.h.
3101 * doc/install.texi (Prerequisites): Require make 3.80.
3102 * doc/sourcebuild.texi (Front End Directory): Document new
3104 * Makefile.in (generated_files): New variable.
3105 (ALL_HOST_OBJS): New variable.
3106 ($(ALL_HOST_OBJS)): New target.
3108 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3110 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
3111 (remap_block): Call id->transform_lang_insert_block instead
3113 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
3114 Set id.transform_lang_insert_block to NULL.
3115 (clone_body): Move to cp/optimize.c
3116 * tree-inline.h (struct copy_body_data): Change
3117 transform_lang_insert_block to function pointer.
3118 (copy_generic_body, copy_decl_no_change): Export.
3119 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
3120 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
3121 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
3123 * c-tree.h (insert_block): Kill.
3124 * c-decl.c (insert_block): Kill.
3126 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3128 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3129 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3130 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
3132 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
3133 argument, call {push,pop}_function_context from here.
3134 * c-parser.c: Use c_{push,pop}_function_context.
3136 * function.c (push_function_context_to): Move meat ...
3137 (push_function_context): ... here. Simplify.
3138 * function.c (pop_function_context_from): Move meat ...
3139 (pop_function_context): ... here. Simplify.
3140 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
3142 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3143 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3144 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
3145 * tree.h (push_function_context_to, pop_function_context_from): Remove.
3147 2008-04-03 Ben Elliston <bje@au.ibm.com>
3149 * expmed.c (extract_force_align_mem_bit_field): Remove.
3151 2008-04-03 Richard Guenther <rguenther@suse.de>
3154 * expr.h (try_casesi): Adjust prototype.
3155 * expr.c (try_casesi): Take fallback label as extra parameter.
3156 Use that for gen_casesi if default_label is NULL.
3157 * stmt.c (expand_case): Pass fallback label to try_casesi,
3158 make sure to fill gaps with a fallback label if default_label
3161 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
3164 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
3166 2008-04-03 Ben Elliston <bje@au.ibm.com>
3168 * expmed.c (extract_split_bit_field): Remove if (0) code.
3169 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
3170 (do_ds_constraint): Likewise.
3172 2008-04-02 Joseph Myers <joseph@codesourcery.com>
3174 * doc/cppopts.texi (-dU): Document.
3175 * c-common.h (flag_dump_macros): Update comment.
3176 * c-opts.c (handle_OPT_d): Handle -dU.
3177 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
3178 dump_queued_macros, cb_used_define, cb_used_undef): New.
3179 (init_pp_output): Handle -dU.
3180 (cb_line_change): Call dump_queued_macros.
3181 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
3183 2008-04-02 Anatoly Sokolov <aesok@post.ru>
3185 * config/avr/predicates.md (io_address_operand): New predicate.
3186 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
3187 * config/avr/avr.c (avr_io_address_p): Remove function.
3188 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
3189 'avr_io_address_p' function.
3190 (out_movhi_r_mr): (Ditto.).
3191 (out_movqi_mr_r): (Ditto.).
3192 (out_movhi_mr_r): (Ditto.).
3193 (avr_address_cost): (Ditto.).
3195 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
3197 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
3198 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
3199 in 32bit mode when XMM registers are available to avoid store
3201 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
3202 corresponding post-reload splitters.
3204 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3206 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
3207 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
3208 __builtin_ia32_roundss.
3209 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
3210 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
3211 __builtin_ia32_roundss.
3212 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
3213 IX86_BUILTIN_SHUFPD here.
3215 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3217 * config/i386/i386.md (plogic): New.
3218 (plogicprefix): Likewise.
3220 * config/i386/mmx.md (mmx_<code><mode>3): New.
3221 (mmx_and<mode>3): Removed.
3222 (mmx_ior<mode>3): Likewise.
3223 (mmx_xor<mode>3): Likewise.
3225 * config/i386/sse.md (<code><mode>3): New.
3226 (*<code><mode>3): Likewise.
3227 (*<code><mode>3): Likewise.
3228 (<code><mode>3): Likewise.
3229 (*sse_<code><mode>3): Likewise.
3230 (*sse2_<code><mode>3): Likewise.
3231 (<code>tf3): Likewise.
3232 (*<code>tf3): Likewise.
3233 (and<mode>3): Likewise.
3234 (*and<mode>3): Likewise.
3235 (ior<mode>3): Removed.
3236 (*ior<mode>3): Likewise.
3237 (xor<mode>3): Likewise.
3238 (*xor<mode>3): Likewise.
3239 (*and<mode>3): Likewise.
3240 (*ior<mode>3): Likewise.
3241 (*xor<mode>3): Likewise.
3242 (and<mode>3): Likewise.
3243 (*sse_and<mode>3): Likewise.
3244 (*sse2_and<mode>3): Likewise.
3246 (*andtf3): Likewise.
3247 (ior<mode>3): Likewise.
3248 (*sse_ior<mode>3): Likewise.
3249 (*sse2_ior<mode>3): Likewise.
3251 (*iortf3): Likewise.
3252 (xor<mode>3): Likewise.
3253 (*sse_xor<mode>3): Likewise.
3254 (*sse2_xor<mode>3): Likewise.
3256 (*xortf3): Likewise.
3258 2008-04-02 Richard Guenther <rguenther@suse.de>
3260 PR tree-optimization/14495
3261 PR tree-optimization/34793
3262 * tree-vrp.c (struct switch_update): New structure.
3263 (to_remove_edges, to_update_switch_stmts): New VECs.
3264 (simplify_switch_using_ranges): New function. Remove not taken
3265 case labels and edges.
3266 (simplify_stmt_using_ranges): Call it.
3267 (identify_jump_threads): Mark edges we have queued for removal
3268 so we don't thread them.
3269 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
3271 * tree-cfg.c (group_case_labels): Deal with missing default label.
3272 (tree_verify_flow_info): Allow missing default label.
3273 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
3274 (emit_case_nodes): Likewise.
3275 (expand_case): Do not rely on the default label to be present.
3276 * expr.c (try_casesi): Deal with NULL default_label.
3277 (do_tablejump): Likewise.
3279 2008-04-02 Richard Guenther <rguenther@suse.de>
3281 PR tree-optimization/14495
3282 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
3283 SWITCH_EXPR here ...
3284 (vrp_visit_switch_stmt): ... but here (new function).
3285 (find_case_label_index): New helper function.
3286 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
3288 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3290 * fwprop.c: Fix ISO-C99ism.
3292 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3295 * Makefile.in (objdir): Set it here.
3296 * configure.ac: Not here. Find dynamic linker characteristics.
3297 * exec-tool.in: Use them.
3298 * aclocal.m4: Regenerate.
3299 * configure: Regenerate.
3301 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3303 * expr.c (expand_var): Delete it.
3304 * expr.h (expand_var): Delete prototype.
3305 * function.c (expand_function_start): Use expand_decl instead.
3306 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
3309 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
3311 PR rtl-optimization/35542
3312 * fwprop.c (forward_propagate_and_simplify): Replace
3313 loc_reg_mentioned_in_p with reg_mentioned_p.
3315 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3317 PR rtl-optimization/35281
3318 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
3319 (propagate_rtx_1): Handle PR_HANDLE_MEM.
3320 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
3321 (varying_mem_p): Move above propagate_rtx.
3322 (all_uses_available_at): Do not check MEMs.
3324 2008-04-02 Rafael Espindola <espindola@google.com>
3326 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
3327 (register_edge_assert_for_2): Split the cond argument.
3328 (register_edge_assert_for_1): Adjust for the change in
3329 register_edge_assert_for_2.
3330 (register_edge_assert_for): Split the cond argument.
3331 (find_switch_asserts): Adjust for the change in
3332 register_edge_assert_for.
3334 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
3336 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
3337 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
3338 offsets for 64-bit mingw.
3339 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
3340 abi for x86_64-pc-mingw.
3342 2008-04-02 Richard Guenther <rguenther@suse.de>
3344 * tree-vrp.c (extract_range_from_assert): Make sure to not
3345 produce range min/max with TREE_OVERFOW set.
3346 If merging a anti-range and a range keep the anti-range if
3347 the range covers all values of the type.
3348 (register_edge_assert_for_2): Only allow sign-changing
3349 conversions in detecting canonical range checks. Also
3350 register an assert for the unsigned name if useful.
3352 PR tree-optimization/35787
3353 * tree-vrp.c (vrp_val_max): New function.
3354 (vrp_val_min): Likewise.
3355 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
3356 (vrp_val_is_min): Likewise.
3357 (supports_overflow_infinity): Use vrp_val_{min,max}.
3358 (negative_overflow_infinity): Likewise.
3359 (positive_overflow_infinity): Likewise.
3360 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
3361 (is_positive_overflow_infinity): Likewise.
3362 (is_overflow_infinity): Likewise.
3363 (avoid_overflow_infinity): Use vrp_val_{min,max} and
3364 vrp_val_is_{min,max}.
3365 (set_and_canonicalize_value_range): Canonicalize anti-ranges
3366 to ranges if possible. Avoid empty ranges.
3368 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3371 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
3372 the expression is a function address.
3374 2008-04-01 George Helffrich <george@gcc.gnu.org>
3376 PR fortran/35154, fortran/23057
3377 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
3378 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
3379 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
3380 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
3382 (dbxout_syms): Check for COMMON-based symbol and wrap in
3383 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
3384 in bracket for efficiency.
3386 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
3387 using DW_TAG_common_block + member offset.
3388 (add_pubname_string): New function.
3389 (dw_expand_expr): New function to find block name and offset for
3391 (common_check): New function to check whether symbol in Fortran COMMON.
3392 (gen_variable_die): If COMMON, use DW_TAG_common_block.
3394 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
3397 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
3399 2008-04-02 Ben Elliston <bje@au.ibm.com>
3401 * config/v850/v850.md (casesi): Remove if (0) code.
3402 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3403 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3405 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
3407 * config/i386/i386.md (rex64suffix): New mode attribute.
3408 (floathi<mode>2): Disable expander for SSE math.
3409 (*floathi<mode>2_1): New insn insn_and_split pattern.
3410 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
3411 corresponding post-reload splitters.
3412 (*floathi<mode>2_i387): New macroized insn pattern.
3413 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
3414 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
3415 insn_and_split pattern.
3416 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
3417 New macroized instruction patterns and corresponding post-reload
3419 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
3420 and corresponding post-reload splitters.
3421 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
3422 New macroized instruction patterns.
3423 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
3424 macroized instruction patterns and corresponding post-reload splitters.
3425 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
3426 corresponding post-reload splitters.
3427 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
3428 New macroized instruction patterns.
3429 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
3430 corresponding post-reload splitters.
3431 (*floatsi<mode>2_i387): New macroized instruction patterns.
3433 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
3435 * config/i386/i386.md (smaxmin): New.
3436 (umaxmin): Likewise.
3437 (maxminiprefix): Likewise.
3438 (maxminfprefix): Likewise.
3439 (<code><mode>3): Likewise.
3440 (smin<mode>3): Removed.
3441 (smax<mode>3): Likewise.
3443 * config/i386/mmx.md (mmx_<code>v2sf3): New.
3444 (mmx_<code>v4hi3): Likewise.
3445 (mmx_<code>v8qi3): Likewise.
3446 (mmx_smaxv2sf3): Removed.
3447 (mmx_sminv2sf3): Likewise.
3448 (mmx_umaxv8qi3): Likewise.
3449 (mmx_smaxv4hi3): Likewise.
3450 (mmx_uminv8qi3): Likewise.
3451 (mmx_sminv4hi3): Likewise.
3453 * config/i386/sse.md (<addsub><mode>3): New.
3454 (*<addsub><mode>3): Likewise.
3455 (<sse>_vm<addsub><mode>3): Likewise.
3456 (<maxmin><mode>3): Likewise.
3457 (*<maxmin><mode>3_finite): Likewise.
3458 (*<maxmin><mode>3): Likewise.
3459 (<sse>_vm<maxmin><mode>3): Likewise.
3460 (sse3_h<addsub>v4sf3): Likewise.
3461 (sse3_h<addsub>v2df3): Likewise.
3462 (<maxmin>v16qi3): Likewise.
3463 (*<maxmin>v16qi3): Likewise.
3464 (<maxmin>v8hi3): Likewise.
3465 (*<maxmin>v8hi3): Likewise.
3466 (*sse4_1_<maxmin><mode>3): Likewise.
3467 (*sse4_1_<maxmin><mode>3): Likewise.
3468 (add<mode>3): Removed.
3469 (*add<mode>3): Likewise.
3470 (<sse>_vmadd<mode>3): Likewise.
3471 (sub<mode>3): Likewise.
3472 (*sub<mode>3): Likewise.
3473 (<sse>_vmsub<mode>3): Likewise.
3474 (smin<mode>3): Likewise.
3475 (*smin<mode>3_finite): Likewise.
3476 (*smin<mode>3): Likewise.
3477 (<sse>_vmsmin<mode>3): Likewise.
3478 (smax<mode>3): Likewise.
3479 (*smax<mode>3_finite): Likewise.
3480 (*smax<mode>3): Likewise.
3481 (<sse>_vmsmax<mode>3): Likewise.
3482 (sse3_haddv4sf3): Likewise.
3483 (sse3_haddv2df3): Likewise.
3484 (sse3_hsubv4sf3): Likewise.
3485 (sse3_hsubv2df3): Likewise.
3486 (umaxv16qi3): Likewise.
3487 (*umaxv16qi3): Likewise.
3488 (smaxv8hi3): Likewise.
3489 (*smaxv8hi3): Likewise.
3490 (*sse4_1_smax<mode>3): Likewise.
3491 (*sse4_1_umax<mode>3): Likewise.
3492 (uminv16qi3): Likewise.
3493 (*uminv16qi3): Likewise.
3494 (sminv8hi3): Likewise.
3495 (*sminv8hi3): Likewise.
3496 (*sse4_1_smin<mode>3): Likewise.
3497 (*sse4_1_umin<mode>3): Likewise.
3499 2008-04-01 Rafael Espindola <espindola@google.com>
3501 * tree-cfg.c (verify_expr): remove in_phi.
3502 (verify_stmt): Don't call walk_tree with verify_expr. Use
3503 is_gimple_min_invariant instead of is_gimple_val.
3505 2008-04-01 Joseph Myers <joseph@codesourcery.com>
3507 * doc/include/gpl_v3.texi: Update for manpage generation.
3508 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
3510 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
3511 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
3512 gpl_v3.texi instead of gpl.texi.
3515 2008-04-01 Jakub Jelinek <jakub@redhat.com>
3518 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
3520 2008-04-01 Rafael Espindola <espindola@google.com>
3522 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
3523 (extract_code_and_val_from_cond): Use
3524 extract_code_and_val_from_cond_with_ops.
3526 2008-04-01 Jan Hubicka <jh@suse.cz>
3528 * function.c (free_after_compilation): Free epilogue_delay_list.
3529 (prepare_function_start): Assert that previous compilation was freed.
3531 2008-04-01 Jan Hubicka <jh@suse.cz>
3532 Jim Wilson <wilson@tuliptree.org>
3533 Andreas Tobler <andreast@gcc.gnu.org>
3536 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
3537 rtl.emit instead cfun->emit.
3538 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
3539 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
3541 2008-04-01 Ben Elliston <bje@au.ibm.com>
3543 * doc/c-tree.texi (Function Basics): Fix grammatical error.
3545 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
3547 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
3549 (fprofile-use): Add var flag_profile_use
3550 * coverage.c (coverage_begin_output): Do not open a gcno file for
3551 output only if -ftest-coverage is set.
3552 Do not add getpwd() to gcda file path.
3553 (build_gcov_info): Check the new flag
3554 flag_profile_datafile_relative_path.
3555 (coverage_init): Use profile_data_prefix.
3556 Read profile counter only if flag_profile_use is set.
3557 * opts.c (common_handle_option): New option fprofile-use=,
3558 fprofile-dir=, fprofile-generate=.
3559 * toplev.c (profile_data_prefix): New variable definition.
3560 * toplev.h (profile_data_prefix): New declaration.
3561 * doc/invoke.tex (Option Summary, Optimization Options):
3564 2008-03-31 James E. Wilson <wilson@tuliptree.org>
3566 * varasm.c (output_constant_pool_1): In LABEL_REF check,
3567 use tmp consistently.
3570 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
3571 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3572 UNSPEC_FR_RECIP_APPROX_RES.
3573 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
3575 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
3578 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
3580 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3583 * fold-const.c (fold_indirect_ref_1): Support accessing non first
3584 element of the vector via a pointer.
3586 2008-03-31 Ian Lance Taylor <iant@google.com>
3588 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
3590 2008-03-31 Jan Hubicka <jh@suse.cz>
3592 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3593 get_arg_pointer_save_area.
3594 * expr.c (init_expr): Just clear out rtl.expr.
3595 * function.c (free_after_compilation): Clear out whole RTL structure.
3596 (get_func_frame_size): Merge into ...
3597 (get_frame_size): ... this one.
3598 (assign_stack_local_1): Merge into ...
3599 (assign_stack_local): ... this one.
3600 (expand_function_end): Update call of get_arg_pointer_save_area.
3601 (get_art_pointer_save_area): Remove cfun argument.
3602 * function.h (emit_status): regno_pointer_align does not need length
3603 attribute. Move x_regno_reg_rtx to ...
3604 (regno_reg_rtx): ... new global array.
3605 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
3606 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
3607 apply_args_value, forced_labels, stack_pointer_delta):
3609 (struct varasm_status): Move here from varasm.c
3610 (struct rtl_data): New. Move here some fields from struct function.
3611 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3612 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3613 used_temp_slots avail_temp_slots, temp_slot_level,
3614 nonlocal_goto_handler_labels): Update accesstors.
3615 (rtl): New global variable.
3616 (struct function): Move some fileds to rtl_data.
3617 (get_arg_pointer_save_area): Update prototype.
3618 * emit-rtl.c (rtl): Declare.
3619 (regno_reg_rtx): Declare.
3620 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3622 (gen_reg_rtx): Update.
3623 (init_virtual_regs): Do not tate emit_status argument.
3624 (init_emit): Do not allocate emit.
3625 * varasm.c (varasm_statuc): Move to function.h.
3626 (n_deferred_constatns): Update accestor.
3627 (init_varasm_status): Do not allocate varasm_status.
3628 (force_const_mem, get_pool_size, output_constant_pool): Update.
3629 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3630 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3632 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
3634 PR rtl-optimization/35729
3635 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
3638 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
3641 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
3642 load/store if memory is unaligned.
3643 (*movti_rex64): Likewise.
3645 * config/i386/predicates.md (misaligned_operand): New.
3647 2008-03-31 Andrew Pinski <pinskia@gmail.com>
3650 * tree-ssa-phiopt.c (conditional_replacement): Return early for
3653 2008-03-31 Jan Beulich <jbeulich@novell.com>
3655 * config/ia64/constraints.md: Add 'j' constraint.
3656 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
3657 (movdi_internal): Likewise.
3659 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
3662 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
3664 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3667 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
3668 proper error message for the third argument on blendpd and
3671 * config/i386/sse.md (blendbits): New.
3672 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
3674 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
3676 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
3678 2008-03-30 Richard Guenther <rguenther@suse.de>
3681 * fold-const.c (fold_sign_changed_comparison): Do leave
3682 conversions to base-types alone.
3684 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3686 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
3687 the link register if one altivec register is be saved.
3689 2008-03-30 Ben Elliston <bje@au.ibm.com>
3691 * final.c (final_scan_insn): Remove if (0) code.
3693 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
3695 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
3697 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
3699 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
3700 of V4SFmode to ix86_binary_operator_ok.
3702 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
3704 * config/i386/i386.c (override_options): Initialize
3705 ix86_veclib_handler to ix86_veclibabi_svml when
3706 -mveclibabi=svml is used.
3707 (ix86_veclibabi_svml): New function for SVML ABI style
3708 vectorization support.
3709 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
3711 2008-03-28 Rafael Espindola <espindola@google.com>
3713 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
3714 (tree_binary_nonnegative_warnv_p): Make it public.
3715 (tree_single_nonnegative_warnv_p): Make it public.
3716 (tree_invalid_nonnegative_warnv_p): Make it public.
3717 (tree_unary_nonzero_warnv_p): Make it public.
3718 (tree_binary_nonzero_warnv_p): Make it public
3719 (tree_single_nonzero_warnv_p): Make it public.
3720 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
3721 (extract_range_from_binary_expr): Split the expr argument.
3722 (extract_range_from_unary_expr): Split the expr argument.
3723 (extract_range_from_comparison): Split the expr argument.
3724 (extract_range_from_expr): Use the new aux functions.
3725 (vrp_evaluate_conditional_warnv): Use
3726 vrp_evaluate_conditional_warnv_with_ops.
3727 * tree.h (tree_unary_nonzero_warnv_p): Declare.
3728 (tree_binary_nonzero_warnv_p): Declare.
3729 (tree_single_nonzero_warnv_p): Declare.
3730 (tree_expr_nonzero_warnv_p): Declare.
3731 (tree_unary_nonnegative_warnv_p): Declare.
3732 (tree_binary_nonnegative_warnv_p): Declare.
3733 (tree_single_nonnegative_warnv_p): Declare.
3734 (tree_invalid_nonnegative_warnv_p): Declare.
3736 2008-03-28 Richard Guenther <rguenther@suse.de>
3738 PR tree-optimization/30317
3739 PR tree-optimization/30911
3740 PR tree-optimization/34793
3741 * tree-vrp.c (set_and_canonicalize_value_range): New function.
3742 (struct assert_locus_d): New member EXPR.
3743 (register_new_assert_for): Add EXPR parameter to support
3744 ASSERT_EXPR <name, expr OP limit>.
3745 (register_edge_assert_for_1): Adjust callers.
3746 (find_assert_locations): Likewise.
3747 (process_assert_insertions_for): Build condition from expression.
3748 (extract_range_from_assert): Handle ASSERT_EXPRs
3749 of the form ASSERT_EXPR <name, expr OP limit>.
3750 (register_edge_assert_for_2): New helper registering
3751 asserts for comparisons. Recognize range tests of the form
3752 (unsigned)i - CST1 OP CST2.
3753 (register_edge_assert_for_1): Use it.
3754 (register_edge_assert_for): Likewise.
3755 (needs_overflow_infinity): Integer sub-types
3756 do not need overflow infinities.
3757 (vrp_val_is_max): The extreme values of integer sub-types
3758 are those of the base type.
3759 (vrp_val_is_min): Likewise.
3760 * tree.def (ASSERT_EXPR): Document extra allowed conditional
3763 2008-03-28 Nick Clifton <nickc@redhat.com>
3766 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3767 Return GENERAL_REGS for stack adjustment reloads.
3769 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3772 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
3773 const_vector when all the vectors are constant.
3775 2008-03-27 Bob Wilson <bob.wilson@acm.org>
3777 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
3779 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
3780 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
3782 (s<code>_sf): Use new scc_sf attribute for opcode names.
3784 2008-03-27 Tom Tromey <tromey@redhat.com>
3786 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
3787 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
3788 config/spu/t-spu-elf, config/i386/t-interix,
3789 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
3790 config/i386/x-darwin, config/i386/x-mingw32,
3791 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
3792 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
3793 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
3794 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
3795 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
3796 config/rs6000/x-darwin, config/rs6000/t-rs6000,
3797 config/score/t-score-elf, config/arm/t-strongarm-pe,
3798 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
3799 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
3800 Revert automatic dependency patch.
3802 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
3805 * config/i386/i386.c (ix86_function_arg_boundary): Align
3806 decimal floating point to its natural boundary.
3808 2008-03-27 Richard Guenther <rguenther@suse.de>
3811 * fold-const.c (fold_comparison): Restrict distinct decl
3812 comparison folding to VAR_DECLs and PARM_DECLs. Do not
3813 solely rely on operand_equal_p.
3815 2008-03-27 Richard Guenther <rguenther@suse.de>
3818 * c-common.c (handle_weak_attribute): Reject combination of
3821 2008-03-27 Richard Guenther <rguenther@suse.de>
3823 PR tree-optimization/32810
3824 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
3825 conversions from DECL_INITIAL.
3826 (fold_const_aggregate_ref): Likewise from constructor elements.
3828 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
3830 * tree-affine.h (aff_combination_expand): Declare.
3831 (get_inner_reference_aff): Likewise.
3832 * tree-affine.c (aff_combination_expand): Split out from
3833 tree_to_aff_combination_expand.
3834 (get_inner_reference_aff): New function.
3835 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
3836 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
3837 (struct lim_aux_data): sm_done field removed.
3838 (mem_ref_loc_p, mem_ref_locs_p): New types.
3839 (struct mem_ref): Added id, stored, accesses_in_loop,
3840 indep_loop, dep_loop, indep_ref, dep_ref fields.
3841 Removed is_stored, locs and next fields.
3842 (memory_accesses): New variable.
3843 (movement_possibility): Do not allow moving statements
3844 that store to memory.
3845 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
3847 (determine_max_movement): For statements with memory references,
3848 find the outermost loop in that the reference is independent.
3849 (move_computations_stmt): Mark the virtual operands for renaming.
3850 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
3851 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
3852 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
3853 add_vop_ref_mapping, create_vop_ref_mapping_loop,
3854 create_vop_ref_mapping, analyze_memory_references,
3855 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
3856 get_all_locs_in_loop, ref_always_accessed_p,
3857 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
3858 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
3859 store_motion_loop, store_motion): New functions.
3860 (struct vop_to_refs_elt): New type.
3861 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
3862 memref_hash, memref_eq, hoist_memory_references): Rewritten.
3863 (schedule_sm): Replaced by...
3864 (execute_sm): ... this.
3865 (determine_lsm_ref, hoist_memory_references,
3866 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
3867 find_more_ref_vops, free_mem_ref, free_mem_refs,
3868 determine_lsm_loop, determine_lsm): Removed.
3869 (tree_ssa_lim_finalize): Free data structures used by store motion.
3870 (tree_ssa_lim): Call analyze_memory_references. Use
3871 store_motion instead of determine_lsm.
3873 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3875 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
3876 rename tmake_file to m68hc11/t-m68hc11.
3877 (mcore): Set inhibit_libc to true.
3878 * config.host (alpha*-dec-*vms*): Set extra_programs.
3879 (interix3*): Don't use host_xmake_file.
3880 * configure.ac: Let config.gcc override inhibit_libc.
3881 * configure: Regenerate.
3883 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
3884 * config/t-openbsd-thread: Remove commented out lines.
3886 * config/x-interix: Remove.
3888 * config/m68hc11/t-m68hc11-gas: Rename to...
3889 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
3891 * config/mcore/t-mcore: Remove T_CFLAGS.
3892 * config/mcore/t-mcore-pe: Likewise.
3894 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3896 * configure.ac: Replace custom __GNU_SOURCE test with
3897 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
3898 * aclocal.m4: Regenerate.
3899 * configure: Regenerate.
3900 * config.in: Regenerate.
3902 2008-03-27 Richard Guenther <rguenther@suse.de>
3904 * fold-const.c (target.h): Include.
3905 (fold_comparison): Fold comparison of addresses of decls
3906 that bind locally or of constants. Consolidate address folding code.
3907 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
3908 results from fold_binary_to_constant.
3909 (compare_values_warnv): Likewise.
3911 2008-03-27 Andrew Pinski <pinskia@gmail.com>
3914 * fold-const.c (fold_truthop): Check for integeral types when folding
3915 a == 0 && b == 0 and a != 0 || b != 0 .
3917 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
3919 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
3921 2008-03-26 Andreas Schwab <schwab@suse.de>
3923 * doc/invoke.texi: Fix use of @item vs. @itemx.
3925 2008-03-26 Tom Tromey <tromey@redhat.com>
3927 * Makefile.in (build/gensupport.o, build/print-rtl.o,
3928 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
3929 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
3930 build/gencodes.o, build/genconditions.o, build/genconfig.o,
3931 build/genconstants.o, build/genemit.o, build/genextract.o,
3932 build/genflags.o, build/genmddeps.o, build/genopinit.o,
3933 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
3936 2008-03-26 Richard Guenther <rguenther@suse.de>
3939 2008-03-26 Richard Guenther <rguenther@suse.de>
3941 * fold-const.c (target.h): Include.
3942 (fold_comparison): Fold comparison of addresses of two decls
3943 that bind locally. Consolidate address folding code.
3945 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3947 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
3948 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
3949 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
3950 dconstsqrt2, dconstthird, dconste and/or dconst10.
3951 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
3952 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
3953 dconstsqrt2, dconste): Delete.
3954 (init_emit_once): Likewise. Simplify initializing dconstm1.
3956 * real.c (get_real_const): New.
3957 * real.h (dconst3, dconst10, dconstm2, dconstthird,
3958 dconstsqrt2, dconste): Delete.
3959 (real_value_const, get_real_const): New.
3961 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
3963 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
3965 * config/i386/i386.c (ix86_function_arg_boundary): Check
3966 BIGGEST_ALIGNMENT instead of 128.
3967 (setup_incoming_varargs_64): Likewise.
3969 2008-03-26 Tom Tromey <tromey@redhat.com>
3971 * Makefile.in (DEPFILES): Add missing '/'.
3973 2008-03-26 Richard Guenther <rguenther@suse.de>
3975 * fold-const.c (target.h): Include.
3976 (fold_comparison): Fold comparison of addresses of two decls
3977 that bind locally. Consolidate address folding code.
3979 2008-03-26 Nick Clifton <nickc@redhat.com>
3982 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
3983 not allow INT+INT as a legitimate addressing mode.
3985 2008-03-26 Richard Guenther <rguenther@suse.de>
3987 * tree-flow.h (widen_bitfield): Remove declaration.
3988 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
3989 (widen_bitfield): Remove function.
3990 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
3993 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3996 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
3999 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4001 PR rtl-optimization/35232
4002 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4003 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4004 reg_reloaded_call_part_clobbered here.
4005 (reload_regs_reach_end_p): New function.
4006 (reload_reg_rtx_for_input): New variable.
4007 (reload_reg_rtx_for_output): Likewise.
4008 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4009 when reassigning a pseudo register. Load reloadreg from
4010 reload_reg_rtx_for_input, moving the mode and register
4012 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4013 instead of the original when deciding whether an input reload
4014 would be a no-op or whether an output reload can be deleted.
4015 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4016 when setting up new_spill_reg_store. Load it from
4017 reload_reg_rtx_for_output, moving the mode and register
4019 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4020 instead of the original when deciding whether an output reload
4021 would be a no-op. Do the same when modifying insn notes.
4022 Use rtx_equal_p instead of == to compare the registers.
4023 (inherit_piecemeal_p): Take a mode and two register numbers
4025 (emit_reload_insns): Clear new_spill_reg_store for every hard
4026 register in the reload register. Remove spill registers
4027 from reg_reloaded_valid before considering whether to record
4028 inheritance information for them. Use reload_reg_rtx_for_output
4029 instead of reg_rtx when recording output reloads. Use
4030 reload_reg_rtx_for_input instead of reg_rtx when recording
4031 input reloads. Set or clear reg_reloaded_call_part_clobbered
4032 at the same time as setting reg_reloaded_valid.
4033 (delete_output_reload): Add a new_reload_reg parameter and use it
4034 instead of rld[j].reg_rtx.
4035 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4038 2008-03-25 Tom Tromey <tromey@redhat.com>
4040 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4041 (build/genattr.o): Likewise.
4042 (build/genattrtab.o): Likewise.
4043 (build/gencodes.o): Likewise.
4044 (build/genconfig.o): Likewise.
4045 (build/genconstants.o): Likewise.
4046 (build/genemit.o): Likewise.
4047 (build/genextract.o): Likewise.
4048 (build/genflags.o): Likewise.
4050 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4052 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4053 instead of size_int for integer types.
4054 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4055 to match type of MINUS_EXPR.
4057 2008-03-25 Tom Tromey <tromey@redhat.com>
4059 * configure: Rebuilt.
4060 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4063 2008-03-25 Tom Tromey <tromey@redhat.com>
4065 * config/x-solaris (host-solaris.o): Update.
4066 * config/x-linux (host-linux.o): Update.
4067 * config/x-hpux (host-hpux.o): Update.
4068 * config/x-darwin (host-darwin.o): Update.
4069 * config/v850/t-v850e (v850-c.o): Update.
4070 * config/v850/t-v850 (v850-c.o): Update.
4071 * config/t-vxworks (vxworks.o): Update.
4072 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4073 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4074 * config/spu/t-spu-elf (spu-c.o): Update.
4076 * config/sh/t-symbian (sh-c.o): Update.
4077 (symbian.o): Update.
4078 * config/sh/t-sh (sh-c.o): Update.
4079 * config/score/t-score-elf (score7.o, score3.o): Update.
4080 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4081 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4082 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4083 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4085 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4086 * config/m32c/t-m32c (m32c-pragma.o): Update.
4087 * config/ia64/t-ia64 (ia64-c.o): Update.
4088 * config/i386/x-mingw32 (host-mingw32.o): Update.
4089 * config/i386/x-i386 (driver-i386.o): Update.
4090 * config/i386/x-darwin (host-i386-darwin.o): Update.
4091 * config/i386/x-cygwin (host-cygwin.o): Update.
4092 * config/i386/t-nwld (nwld.o): Update.
4093 * config/i386/t-netware (netware.o): Update.
4094 * config/i386/t-interix (winnt.o): Update.
4095 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4096 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4097 msformat-c.o): Update.
4098 * config/bfin/t-bfin-linux (generated_files): Add
4099 linux-sysroot-suffix.h.
4100 * config/arm/t-wince-pe (pe.o): Update.
4101 * config/arm/t-strongarm-pe (pe.o): Update.
4102 * config/arm/t-pe (pe.o): Update.
4103 * config/arm/t-arm (arm-c.o): Update.
4104 * doc/install.texi (Prerequisites): Require make 3.80.
4105 * Makefile.in: Remove .o targets.
4106 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
4107 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
4108 (simple_generated_h, simple_generated_c): Move earlier.
4109 (generated_files): New variable.
4110 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
4111 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
4112 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
4113 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
4114 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
4115 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
4116 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
4117 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
4118 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
4119 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
4120 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
4121 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
4123 (COMPILE.base, COMPILE): New variables.
4124 (%.o): New pattern rule.
4125 (ALL_HOST_OBJS): New variable.
4126 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
4127 (dummy-checksum.o, cc1-checksum.o): Remove.
4128 (DRIVER_SHLIB): New variable.
4129 (DRIVER_DEFINES): Use it.
4130 (gencondmd.c): Move out of build/.
4131 (s-conditions): Update.
4132 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
4133 (ALL_BUILD_OBJS): Likewise.
4134 (build/%.o): Use BUILDCOMPILE.
4135 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
4136 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
4137 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
4138 build/gencheck.o, build/gencodes.o, build/genconditions.o,
4139 build/genconfig.o, build/genconstants.o, build/genemit.o,
4140 build/genextract.o, build/genflags.o, build/genmddeps.o,
4141 build/genopinit.o, build/genoutput.o, build/genpeep.o,
4142 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
4143 build/gen-protos.o, build/scan.o, build/fix-header.o,
4144 build/scan-decls.o): Simplify.
4145 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
4146 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
4147 prefix.o, toplev.o): Reduce to variable setting.
4148 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
4149 ($(out_object_file), gcc-options.o): New targets.
4150 ($(ALL_HOST_OBJS)): New target. Include dependency files.
4151 * configure: Rebuilt.
4152 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
4153 * doc/sourcebuild.texi (Front End Directory): Document new variable.
4155 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
4157 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
4158 complain when we hit an error, return ERROR_MARK_NODE.
4160 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4162 * config/sh/constraints.md (Pso, Psz): New constraints.
4163 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
4164 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
4166 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4168 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
4169 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
4171 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4173 * config/sh/sh.md (prefetch): Add condition for SH2A target.
4174 (prefetch_sh2a): New.
4176 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4177 Naveen.H.S <naveen.hs@kpitcummins.com>
4179 * config/sh/constraints.md (I28): New constraint.
4180 * config/sh/sh.c (broken_move): Add support for movi20s.
4181 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
4183 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
4184 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4185 Naveen.H.S <naveen.hs@kpitcummins.com>
4187 * config/sh/sh.c (SH_ATTRIBUTES): Define.
4188 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4189 (print_operand): Handle resbank in %@ operand code.
4190 (sh_encode_section_info): New.
4191 (push_regs): Add conditions for resbank.
4192 (sh_expand_epilogue): Likewise.
4193 (sh_insert_attributes): Likewise.
4194 (sh_attribute_table): Likewise.
4195 (sh_handle_resbank_handler_attribute): New.
4196 (sh2a_handle_function_vector_handler_attribute): New.
4197 (sh2a_is_function_vector_call): New.
4198 (sh2a_get_function_vector_number): New.
4199 (sh2a_function_vector_p): New.
4200 (sh_cfun_resbank_handler_p): New.
4201 * config/sh/sh.md (calli): Emit jsr/n if possible.
4202 (calli_tbr_rel): New.
4203 (calli_pcrel): Emit jsr/n if possible.
4204 (return_i): Emit rts/n if possible.
4205 (call_valuei_tbr_rel): New.
4206 (call_valuei_pcrel): Add condition for SH2A target.
4207 (call_value): Likewise.
4208 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
4209 (sh2a_get_function_vector_number): Likewise.
4210 (sh2a_is_function_vector_call): Likewise.
4211 * doc/extend.texi: Document TBR relative addressing of SH2A.
4212 (resbank): Add description for SH2A.
4214 2008-03-24 Richard Guenther <rguenther@suse.de>
4217 * gimplify.c (gimplify_modify_expr): For frontend type-correct
4218 pointer assignments change conversions according to middle-end rules.
4219 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
4220 * configure.ac: Include type checking in yes.
4221 * configure: Regenerate.
4223 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4225 * diagnostic.c (diagnostic_count_diagnostic): Delete.
4226 (diagnostic_report_diagnostic): Update. Handle ICEs here.
4228 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
4230 * gthr-vxworks.h (UNUSED): Define.
4232 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
4234 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
4236 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
4238 * doc/extend.texi (Function Attributes): Add missing comma in the
4239 example of the "alloc_size" attribute.
4241 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
4244 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4246 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4249 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4252 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4253 of the underlying type of a MS bitfield layout to the natural
4254 alignment of the type.
4256 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4258 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4259 to their natural alignment to avoid store forwarding stalls.
4261 2008-03-22 Richard Guenther <rguenther@suse.de>
4263 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
4264 For PHI nodes verify the address is invariant.
4265 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
4266 (get_symbol_constant_value): Use is_gimple_min_invariant.
4267 (maybe_fold_stmt_indirect): Likewise.
4269 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
4271 PR rtl-optimization/33927
4272 * Makefile.in (dse.o): Depend on $(TM_P_H).
4273 * expr.h (extract_low_bits): Declare.
4274 * expmed.c (extract_low_bits): New function.
4275 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
4276 * dse.c: Include tm_p.h.
4277 (find_shift_sequence): Remove the read_reg argument and return the
4278 read value. Emit the instructions instead of returning them.
4279 Iterate on new_mode rather than calculating it each time.
4280 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
4281 source to NEW_MODE and extract_low_bits to convert the shifted
4283 (replace_read): Allow the load and store to have different mode
4284 classes. Use extract_low_bits when SHIFT == 0. Create the shift
4285 or extraction instructions before trying the replacement. Update
4286 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
4288 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4290 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4291 to their natural alignment to avoid store forwarding stalls.
4293 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4296 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
4297 encouraging but not allowing gprs for input;
4298 change the input constraint to !f#r.
4299 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
4301 change the output constraint to !f#r.
4303 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
4306 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
4307 corresponding post-reload splitters.
4308 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
4309 when x87 FP math is selected.
4310 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
4311 New function prototype.
4312 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
4313 unreachable function to ease macroization of insn patterns.
4315 2008-03-21 Martin Jambor <mjambor@suse.cz>
4317 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
4318 reference dumps if ddr is NULL or dependence is unknown.
4320 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4322 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
4323 unsigned extension into account.
4324 (ATOMIC_COMPARE_AND_SWAP): Likewise.
4325 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
4326 Do computations on a scratch register.
4328 2008-03-21 Richard Guenther <rguenther@suse.de>
4330 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4331 Use is_gimple_min_invariant instead of TREE_INVARIANT.
4332 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
4333 * tree-ssa-dom.c (record_equality): Likewise.
4334 * tree-inline.c (copy_body_r): Likewise.
4335 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
4338 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4340 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
4341 as 'delete_unused' argument.
4343 2008-03-20 Richard Guenther <rguenther@suse.de>
4345 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4346 special casing of constant qualifiers.
4347 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
4348 care about them in general.
4349 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
4350 regardless of their type.
4351 (fold_stmt_r): Forcefully fold *& if we end up with that.
4353 2008-03-20 Paul Brook <paul@codesourcery.com>
4355 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
4356 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
4358 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
4360 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
4361 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
4363 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
4365 * common.opt (Wmudflap): New option.
4366 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
4367 (mx_register_decls): Likewise.
4368 (mudflap_finish_file): Likewise.
4369 * doc/invoke.texi: Document -Wno-mudflap.
4371 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
4373 * c-format.c (replace_format_name_to_system_name): New.
4375 (convert_format_name_to_system_name): New.
4376 (decode_format_attr): Add use of convert_format_name_to_system_name.
4377 (format_types_orig): Add gnu_ prefix to names.
4378 (check_format_info_main): Special treating of \0 escaped names for
4379 supporting multi-character format specifiers as I32, I64.
4380 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
4381 (gnu_target_overrides_format_attributes): New.
4382 * c-format.h: Add structure target_ovr_attr to hold
4383 system specific formatter names.
4384 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
4385 msformat-c.o file to c_target_objs and cxx_target_objs.
4386 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4387 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
4388 (TARGET_N_FORMAT_TYPES): New.
4389 * config/i386/msformat-c.c: New.
4390 * config/i386/t-cygming: Add build rule for msformat-c.o.
4391 * doc/extend.texi: Add new format names gnu_* and ms_* and
4393 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4395 2008-03-20 Ira Rosen <irar@il.ibm.com>
4397 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
4398 optimizations turned on under -O3.
4399 (ftree-vectorize): Add that the flag is turned on with -O3.
4401 2008-03-20 Ben Elliston <bje@au.ibm.com>
4403 * regmove.c (try_auto_increment): Fix spelling error in comment.
4404 * final.c (final_scan_insn): Likewise.
4406 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
4409 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
4410 allocator preferences for "y" and "r" class registers.
4411 ("*mov<mode>_internal"): Ditto.
4412 ("*movv2sf_internal_rex64"): Ditto.
4413 ("*movv2sf_internal"): Ditto.
4415 2008-03-19 Michael Matz <matz@suse.de>
4418 * calls.c (expand_call): Check overlap of arguments with call
4419 address for sibcalls.
4421 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4424 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4425 of the underlying type of a MS bitfield layout to the natural
4426 alignment of the type.
4428 2008-03-19 Jan Hubicka <jh@suse.cz>
4431 * toplev.c (decode_d_option): Handle all CPP flags.
4432 * tree-vrp.c: Update tree_pass descriptors.
4433 * regrename.c: Update tree_pass descriptors.
4434 * fwprop.c: Update tree_pass descriptors.
4435 * doc/invoke.texi: Remove documentation of dropped -d? flags.
4436 * tree-into-ssa.c: Update tree_pass descriptors.
4437 * tree-dump.c: Update tree_pass descriptors.
4438 * tree-complex.c: Update tree_pass descriptors.
4439 * tree-dump.h: Update tree_pass descriptors.
4440 * see.c: Update tree_pass descriptors.
4441 * cgraphbuild.c: Update tree_pass descriptors.
4442 * tracer.c: Update tree_pass descriptors.
4443 * tree-loop-distribution.c: Update tree_pass descriptors.
4444 * cgraph.c: Update tree_pass descriptors.
4445 * postreload-gcse.c: Update tree_pass descriptors.
4446 * postreload.c: Update tree_pass descriptors.
4447 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
4448 * tree-tailcall.c: Update tree_pass descriptors.
4449 * tree-pass.h (tree_opt_pass): Rename to ...
4450 (opt_pass) ... this one; add "type" field and remove letter field.
4451 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
4452 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
4453 all_lowering_passes): Update declaration.
4454 * ipa-cp.c: Update tree_pass descriptors.
4455 * final.c: Update tree_pass descriptors.
4456 * omp-low.c: Update tree_pass descriptors.
4457 * tree-ssa-dse.c: Update tree_pass descriptors.
4458 * ipa-reference.c: Update tree_pass descriptors.
4459 * tree-ssa-uncprop.c: Update tree_pass descriptors.
4460 * auto-inc-dec.c: Update tree_pass descriptors.
4461 * reorg.c: Update tree_pass descriptors.
4462 * cgraphunit.c: Update tree_pass descriptors.
4463 * tree-ssa-copyrename.c: Update tree_pass descriptors.
4464 * tree-ssa-ccp.c: Update tree_pass descriptors.
4465 * df-core.c: Update tree_pass descriptors.
4466 * mode-switching.c: Update tree_pass descriptors.
4467 * tree-nomudflap.c: Update tree_pass descriptors.
4468 * modulo-sched.c: Update tree_pass descriptors.
4469 * ipa-pure-const.c: Update tree_pass descriptors.
4470 * cse.c: Update tree_pass descriptors.
4471 * web.c: Update tree_pass descriptors.
4472 * tree-stdarg.c: Update tree_pass descriptors.
4473 * tree-ssa-math-opts.c: Update tree_pass descriptors.
4474 * tree-ssa-dom.c: Update tree_pass descriptors.
4475 * tree-nrv.c: Update tree_pass descriptors.
4476 * tree-ssa-alias.c: Update tree_pass descriptors.
4477 * loop-init.c: Update tree_pass descriptors.
4478 * gimple-low.c: Update tree_pass descriptors.
4479 * ipa-inline.c: Update tree_pass descriptors.
4480 * tree-ssa-sink.c: Update tree_pass descriptors.
4481 * global.c: Update tree_pass descriptors.
4482 * ifcvt.c: Update tree_pass descriptors.
4483 * jump.c: Update tree_pass descriptors.
4484 * predict.c: Update tree_pass descriptors.
4485 * tree-ssa-loop.c: Update tree_pass descriptors.
4486 * recog.c: Update tree_pass descriptors.
4487 * dse.c: Update tree_pass descriptors.
4488 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
4489 * tree-eh.c: Update tree_pass descriptors.
4490 * regmove.c: Update tree_pass descriptors.
4492 * function.c: Update tree_pass descriptors.
4493 * tree-vectorizer.c: Update tree_pass descriptors.
4494 * gcse.c: Update tree_pass descriptors.
4495 * ipa-type-escape.c: Update tree_pass descriptors.
4496 * tree-if-conv.c: Update tree_pass descriptors.
4497 * init-regs.c: Update tree_pass descriptors.
4498 * ipa.c: Update tree_pass descriptors.
4499 * tree-ssa-phiopt.c: Update tree_pass descriptors.
4500 * rtl-factoring.c: Update tree_pass descriptors.
4501 * lower-subreg.c: Update tree_pass descriptors.
4502 * bt-load.c: Update tree_pass descriptors.
4503 * tree-dfa.c: Update tree_pass descriptors.
4504 * except.c: Update tree_pass descriptors.
4505 * emit-rtl.c: Update tree_pass descriptors.
4506 * cfgexpand.c: Update tree_pass descriptors.
4507 * tree-cfgcleanup.c: Update tree_pass descriptors.
4508 * cfgcleanup.c: Update tree_pass descriptors.
4509 * tree-ssa-pre.c: Update tree_pass descriptors.
4510 * tree-sra.c: Update tree_pass descriptors.
4511 * tree-mudflap.c: Update tree_pass descriptors.
4512 * tree-ssa-copy.c: Update tree_pass descriptors.
4513 * cfglayout.c: Update tree_pass descriptors.
4514 * tree-ssa-forwprop.c: Update tree_pass descriptors.
4515 * tree-ssa-dce.c: Update tree_pass descriptors.
4516 * tree-ssa.c: Update tree_pass descriptors.
4517 * regclass.c: Update tree_pass descriptors.
4518 * integrate.c: Update tree_pass descriptors.
4519 * tree-optimize.c: Update tree_pass descriptors.
4520 * tree-ssa-phiprop.c: Update tree_pass descriptors.
4521 * tree-object-size.c: Update tree_pass descriptors.
4522 * combine.c: Update tree_pass descriptors.
4523 * tree-outof-ssa.c: Update tree_pass descriptors.
4524 * bb-reorder.c: Update tree_pass descriptors.
4525 * stack-ptr-mod.c: Update tree_pass descriptors.
4526 * var-tracking.c: Update tree_pass descriptors.
4527 * tree-profile.c: Update tree_pass descriptors.
4528 * tree-vect-generic.c: Update tree_pass descriptors.
4529 * reg-stack.c: Update tree_pass descriptors.
4530 * sched-rgn.c: Update tree_pass descriptors.
4531 * tree-ssa-structalias.c: Update tree_pass descriptors.
4532 * tree-cfg.c: Update tree_pass descriptors.
4533 * passes.c (current_pass): Update declaration.
4534 (finish_optimization_passes): Update.
4535 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
4536 (register_one_dump_file, register_dump_files_1, next_pass_1):
4538 (init_optimization_passes): Update handling of new types.
4539 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
4540 * ipa-struct-reorg.c: Update tree_pass descriptors.
4541 * tree-ssa-reassoc.c: Update tree_pass descriptors.
4542 * combine-stack-adj.c: Update tree_pass descriptors.
4543 * cfgrtl.c: Update tree_pass descriptors.
4544 * dce.c: Update tree_pass descriptors.
4545 * tree-ssanames.c: Update tree_pass descriptors.
4547 2008-03-19 Richard Guenther <rguenther@suse.de>
4550 * tree-ssa.c (walk_data): New structure.
4551 (warn_uninitialized_var): If not always_executed warn with "maybe"
4553 (execute_early_warn_uninitialized): Compute post-dominators.
4554 Initialize always_executed before processing each basic block.
4556 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4559 * config/i386/i386.c (x86_this_parameter): Calculate correct location
4560 of "this" pointer when "regparm = N" or "fastcall" is in effect.
4562 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4564 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
4566 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
4568 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
4570 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
4571 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
4572 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
4573 target after ignore has been set, and move there also the commputation
4574 of subtarget and original_target.
4575 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
4576 (LANG_HOOKS_INITIALIZER): Remove it.
4577 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
4579 2008-03-18 Richard Guenther <rguenther@suse.de>
4581 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
4582 found an expression with constants, note that in the VN for the lhs.
4583 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
4584 fold them to constants if possible. Run cleanup_cfg if done so.
4585 (execute_pre): Return todo.
4587 (execute_fre): Likewise.
4588 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
4590 (get_prop_source_stmt): Look through pointer conversions.
4592 2008-03-18 Jan Hubicka <jh@suse.cz>
4594 * tree-pretty-print.c: Include predict.h.
4595 (dump_generic_node): Dump predictor.
4596 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
4597 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
4598 * gimple-low.c (lower_stmt): Likewise.
4599 * expr.c (expand_expr_real): Likewise.
4600 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
4602 (build_predict_expr, build_predict_expr): New.
4603 * predict.h (predictor_name, build_predict_expr): Update.
4604 * c-typeck.c (c_finish_bc_stmt): Add prediction.
4605 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
4606 * predict.def (PRED_CONTINUE): Update hitrate.
4607 * tree.def (PREDICT_EXPR): Define.
4608 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
4609 do not handle BIND_EXPR.
4610 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
4611 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
4612 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
4615 2008-03-18 Michael Matz <matz@suse.de>
4617 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
4619 2008-03-18 Richard Guenther <rguenther@suse.de>
4621 * tree-gimple.h (is_gimple_invariant_address): Declare.
4622 (is_gimple_constant): Likewise.
4623 * tree-gimple.c (is_gimple_constant): New function.
4624 (is_gimple_invariant_address): Likewise.
4625 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
4626 and is_gimple_invariant_address.
4627 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
4629 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
4630 an addressable base.
4632 2008-03-18 Jakub Jelinek <jakub@redhat.com>
4635 * gimplify.c (gimplify_expr): Gimplify second operand of
4638 2008-03-17 Richard Guenther <rguenther@suse.de>
4640 PR tree-optimization/19637
4641 * fold-const.c (fold_unary): Remove restrictions of removing
4642 intermediate pointer-conversions (P2)(P1)P0.
4643 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
4644 conversion to void pointer.
4645 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
4647 2008-03-16 James E. Wilson <wilson@tuliptree.org>
4650 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
4651 emulated thread local variables.
4653 2008-03-16 Richard Guenther <rguenther@suse.de>
4656 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
4657 expand TREE_INVARIANT operations that are not gimple invariant.
4659 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
4661 * doc/extend.texi (Alignment): Say that the ABI controls
4662 the __alignof__ for non-strict-alignment targets rather
4663 than being a recommendation.
4665 2008-03-15 Paul Brook <paul@codesourcery.com>
4667 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
4669 (arm_output_fn_unwind): Mark functions that can not be unwound.
4671 2008-03-15 Paul Brook <paul@codesourcery.com>
4673 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
4674 extension instructions.
4676 2008-03-15 Richard Guenther <rguenther@suse.de>
4678 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
4679 and fold constant aggregate refs.
4680 (fold_const_aggregate_ref): Handle string constants
4681 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
4682 (evaluate_stmt): Simplify now that ccp_fold folds constant
4685 2008-03-15 Paul Brook <paul@codesourcery.com>
4687 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
4688 (extzv): Use gen_extzv_t2.
4689 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
4691 2008-03-15 Richard Guenther <rguenther@suse.de>
4693 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
4694 (fold_const_aggregate_ref): Likewise.
4695 (get_value): Return NULL if we don't have any values.
4696 (ccp_finalize): Set const_val to NULL after freeing it.
4697 * tree-flow.h (get_symbol_constant_value): Declare.
4698 (fold_const_aggregate_ref): Likewise.
4699 * tree-ssa-sccvn.c (try_to_simplify): Use them.
4701 2008-03-15 Richard Guenther <rguenther@suse.de>
4704 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
4705 to not produce negative array indices if not allowed. Add
4706 parameter to indicate that.
4707 (maybe_fold_offset_to_component_ref): Allow negative array
4708 indices only for the first member of a structure.
4709 (maybe_fold_offset_to_reference): Allow negative array indices.
4710 (maybe_fold_stmt_addition): Likewise.
4712 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
4713 Anatoly Sokolov <aesok@post.ru>
4715 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
4716 (avr_arch): Add ARCH_AVR6.
4717 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
4718 (initial_elimination_offset): Initialize and use 'avr_pc_size'
4719 instead of fixed value 2.
4720 (print_operand_address): Use gs() asm specifier instead of pm().
4721 (avr_assemble_integer): (Ditto.).
4722 (avr_output_addr_vec_elt): (Ditto.).
4723 (print_operand): Handle "!" code.
4724 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
4725 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
4726 (AVR_HAVE_EIJMP_EICALL): Define.
4727 (AVR_3_BYTE_PC): Redefine.
4728 (AVR_2_BYTE_PC): (Ditto.).
4729 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
4730 (LINK_SPEC): Add atmega2560 and atmega2561.
4731 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
4733 * config/avr/avr.md (call_insn): Use eicall instead of icall
4734 for 3 byte PC devices.
4735 (call_value_insn): (Ditto.).
4736 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
4737 (indirect_jump): Use only for for 2 byte PC devices.
4738 (*tablejump): (Ditto.).
4739 (*indirect_jump_avr6): Add insn.
4740 (*tablejump_rjmp): Don't use for 3 byte PC devices.
4741 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
4742 instead of ijmp for 3 byte PC devices.
4743 (__tablejump2__): (Ditto.).
4744 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
4745 (MULITLIB_DIRNAMES): (Ditto.).
4746 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
4748 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
4750 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
4751 "sse2_umulsidi3". Use V1DI mode for operand 0.
4752 ("mmx_psadbw"): Use V1DI mode for operand 0.
4753 * config/i386/i386-modes.def (V1SI): New vector mode.
4754 * config/i386/i386.c (struct builtin_description)
4755 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
4756 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
4757 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
4758 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
4759 v1di_ftype_v8qi_v8qi type.
4760 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
4762 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
4763 __builtin_ia32_pmuludq]: Fix the mode of return value.
4765 2008-03-15 Richard Guenther <rguenther@suse.de>
4768 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
4771 2008-03-14 Bob Wilson <bob.wilson@acm.org>
4773 * doc/invoke.texi (Option Summary, Xtensa Options): Document
4774 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
4775 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
4776 unless TARGET_SERIALIZE_VOLATILE is enabled.
4777 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
4778 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
4779 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
4781 2008-03-14 Richard Guenther <rguenther@suse.de>
4783 PR tree-optimization/34172
4784 * tree-flow.h (refs_may_alias_p): Declare.
4785 (get_single_def_stmt): Likewise.
4786 (get_single_def_stmt_from_phi): Likewise.
4787 (get_single_def_stmt_with_phi): Likewise.
4788 * tree-dfa.c (refs_may_alias_p): New function.
4789 (get_single_def_stmt): Likewise.
4790 (get_single_def_stmt_from_phi): Likewise.
4791 (get_single_def_stmt_with_phi): Likewise.
4792 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
4793 (vn_reference_lookup_1): New helper function.
4794 (vn_reference_lookup): Walk the virtual use-def chain to
4795 continue searching for a match if the def does not alias the
4796 reference we are looking for.
4798 2008-03-14 David Edelsohn <edelsohn@gnu.org>
4800 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
4801 archive and Perzl. Update The Written Word listing.
4803 2008-03-14 Richard Guenther <rguenther@suse.de>
4805 PR tree-optimization/34043
4806 PR tree-optimization/33989
4807 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
4809 (bitmap_find_leader): Use extra argument to verify dominance
4810 relationship inside a basic-block.
4811 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
4812 (find_leader_in_sets): Adjust.
4813 (create_component_ref_by_pieces): Take extra argument for
4814 dominance check, handle lookup failures.
4815 (find_or_generate_expression): Likewise.
4816 (create_expression_by_pieces): Likewise.
4817 (insert_into_preds_of_block): Adjust.
4818 (create_value_expr_from): If asked for, verify all operands
4819 are in the blocks AVAIL_OUT set.
4820 (make_values_for_stmt): Check for SSA_NAMEs that are life
4821 over an abnormal edge.
4822 (compute_avail): Remove such check.
4823 (do_SCCVN_insertion): New function.
4824 (eliminate): If we do not find a leader suitable for replacement
4825 insert a replacement expression from SCCVN if available.
4826 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
4827 (struct vn_ssa_aux): Add needs_insertion flag.
4828 * tree-ssa-sccvn.c (may_insert): New global flag.
4829 (copy_reference_ops_from_ref): Value-number union member access
4830 based on its size, not type and member if insertion is allowed.
4831 (visit_reference_op_load): For a weak match from union type
4832 punning lookup a view-converted value and insert a SSA_NAME
4833 for that value if that is not found.
4834 (visit_use): Make dumps shorter. Do not disallow value numbering
4835 SSA_NAMEs that are life over an abnormal edge to constants.
4836 (free_scc_vn): Release inserted SSA_NAMEs.
4837 (run_scc_vn): New flag to specify whether insertion is allowed.
4838 Process SSA_NAMEs in forward order.
4839 * tree-ssa-loop-im.c (for_each_index): Handle invariant
4840 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
4841 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
4842 pointer type to/from integral types that do not change the
4843 precision to regular conversions.
4845 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4847 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4848 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4849 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
4850 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
4851 input arguments and the mode of return value. Built-in functions
4852 that operate on whole 64-bit MMX register now use V1DI mode.
4854 2008-03-13 Alon Dayan <alond@il.ibm.com>
4855 Olga Golovanevsky <olga@il.ibm.com>
4857 PR tree-optimization/35041
4858 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
4859 to locate the right position in a statement.
4861 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4865 * config/i386/xmmintrin.h: Change all static inline functions to
4866 extern inline and add __gnu_inline__ attribute.
4867 * config/i386/bmintrin.h: Ditto.
4868 * config/i386/smmintrin.h: Ditto.
4869 * config/i386/tmmintrin.h: Ditto.
4870 * config/i386/mmintrin-common.h: Ditto.
4871 * config/i386/ammintrin.h: Ditto.
4872 * config/i386/emmintrin.h: Ditto.
4873 * config/i386/pmmintrin.h: Ditto.
4874 * config/i386/mmintrin.h: Ditto.
4875 * config/i386/mm3dnow.h: Ditto.
4877 2008-03-13 Jakub Jelinek <jakub@redhat.com>
4880 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
4881 (lower_omp_2): New function.
4882 (lower_omp_1, lower_omp): Rewritten.
4884 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
4887 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
4888 with the phrase "Microsoft Windows compilers".
4889 (Push/Pop Macro Pragmas): New subsection. Document
4890 #pragma push_macro and pragma pop_macro.
4892 2008-03-12 Paul Brook <paul@codesourcery.com>
4894 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
4896 2008-03-12 Paul Brook <paul@codesourcery.com>
4898 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
4899 (thumb2_alusi3_short): Exclude PLUS and MINUS.
4900 (thumb2_addsi_shortim): Rename ...
4901 (thumb2_addsi_short): ... to this. Allow register operands.
4902 (thumb2_subsi_short): New pattern.
4903 (thumb2_one_cmplsi2_short,
4904 thumb2_negsi2_short): New patterns and peepholes.
4906 2008-03-12 Paul Brook <paul@codesourcery.com>
4908 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
4910 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
4912 * config/i386/i386.md (int_cond): New code iterator.
4914 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
4915 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
4916 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
4917 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
4918 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
4919 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
4920 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
4921 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
4923 2008-03-12 Paul Brook <paul@codesourcery.com>
4925 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
4926 instead of {arm,thumb}_compute_save_reg_mask.
4927 (output_return_instruction): Ditto.
4928 (thumb_unexpanded_epilogue): Ditto.
4929 (thumb1_expand_prologue): Ditto.
4930 (thumb1_output_function_prologue): Ditto.
4931 (arm_set_return_address): Ditto.
4932 (thumb_set_return_address): Ditto.
4933 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
4934 regs to achieve stack alignment.
4935 (thumb1_compute_save_reg_mask): Fix compiler warning.
4936 (arm_output_epilogue): Use offsets->saved_regs_mask.
4937 Adjust stack pointer by poping call clobered registers.
4938 (arm_expand_prologue): Use offsets->saved_regs_mask.
4939 Adjust stack pointer by pushing extra registers.
4940 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
4942 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
4945 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
4946 conversion to the operands of a multiplication.
4948 2008-03-12 Richard Guenther <rguenther@suse.de>
4950 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
4951 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
4952 * timevar.def (TV_TREE_PHIPROP): Add.
4953 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
4954 pass description. Use TV_TREE_PHIPROP.
4955 * tree-ssa-forwprop.c: Remove phiprop code.
4957 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4960 * omp-low.c (maybe_lookup_decl): Constify first argument.
4961 (use_pointer_for_field): Change last argument from bool to
4962 omp_context *. Disallow shared copy-in/out in nested
4963 parallel if decl is shared in outer parallel too.
4964 (build_outer_var_ref, scan_sharing_clauses,
4965 lower_rec_input_clauses, lower_copyprivate_clauses,
4966 lower_send_clauses, lower_send_shared_vars): Adjust callers.
4968 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
4969 Ira Rosen <irar@il.ibm.com>
4971 * tree-vectorizer.c (free_stmt_vec_info): New function.
4972 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
4973 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
4974 * tree-vectorizer.h (free_stmt_vec_info): Declare.
4975 * tree-vect-transform.c (vectorizable_conversion): Free
4976 vec_oprnds0 if it was allocated.
4977 (vect_permute_store_chain): Remove unused VECs.
4978 (vectorizable_store): Free VECs that are allocated in the..
4980 (vect_transform_strided_load, vectorizable_load): Likewise.
4981 (vect_remove_stores): Simplify the code.
4982 (vect_transform_loop): Move code to vect_remove_stores().
4983 Call vect_remove_stores() and free_stmt_vec_info().
4985 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4987 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
4988 TARGET_HPUX. Revise comment.
4989 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
4990 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
4991 Use sr4 variant of `be' instruction when not generating PIC code.
4992 (attr_length_call): Adjust for above change.
4994 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4996 * ipa-reference.c (static_execute): Remove module_statics_const and
4997 associated setting code.
4999 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5002 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5003 predicate for operand 1.
5004 (paritysi2_cmp): Use register_operand predicate for operand 2.
5005 Use earlyclobber modifier for operand 1. Remove support for
5007 (paritydi2_cmp): Use register_operand predicate for operand 3.
5008 Use earlyclobber modifier for operand 1. Remove support for
5011 2008-03-11 Paul Brook <paul@codesourcery.com>
5012 Vladimir Prus <vladimir@codesourcery.com>
5014 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5015 (arm_compute_save_reg0_reg12_mask): Always
5016 check if register 11 must be saved. Always safe hard frame pointer
5017 when frame_pointer_needeed.
5018 (arm_compute_save_reg_mask): Save IP and PC
5019 only with apcs frames.
5020 (arm_output_epilogue): Adjust Thumb2 codepath to
5021 be also invoked and work for ARM non-apcs frames.
5022 (arm_expand_prologue): Don't bother saving IP
5023 for non-apcs frame, since it's not clobbered by
5024 prologue code. Implement non-apcs frame
5027 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5029 PR rtl-optimization/35281
5030 * expr.c (convert_move): Use a new pseudo for the intermediate
5031 from_mode->word_mode result.
5033 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5035 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5036 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5037 * toplev.c (compile_file): Don't call it.
5039 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5042 * expr.c (store_expr): Call emit_block_move if the mode
5043 of "temp" RTX is BLKmode.
5045 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5046 Richard Guenther <rguenther@suse.de>
5048 PR tree-optimization/31358
5049 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5050 the step with a NULL_TREE.
5051 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5052 to sizetype if type is a pointer type.
5053 (add_candidate_1): Don't convert the base and step to
5054 the generic type if the orginal type is a pointer type.
5055 (add_iv_value_candidates): Use sizetype for the step
5056 if type is a pointer type.
5057 (cand_value_at): Likewise.
5058 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5060 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5061 Don't convert the tem affine to the type.
5062 (add_elt_to_tree): Use sizetype for the step if a pointer.
5063 Use POINTER_PLUS_EXPR for pointers.
5064 (aff_combination_to_tree): Use sizetype for the step if a
5067 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5069 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5070 Remove commutativity hint.
5072 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5076 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5077 errorneous type. Check that v is a VAR_DECL.
5080 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5082 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5084 PR tree-optimization/35494
5085 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5086 may be overriden at link and run time.
5088 2008-03-10 Richard Guenther <rguenther@suse.de>
5090 PR tree-optimization/34677
5091 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5092 (poolify_tree): Likewise.
5093 (modify_expr_template): Likewise.
5094 (poolify_modify_stmt): Likewise.
5095 (insert_fake_stores): Handle all component-ref style stores
5096 in addition to INDIRECT_REF. Also handle complex types.
5097 Do not poolify the inserted load.
5098 (realify_fake_stores): Do not rebuild the tree but only
5099 make it a SSA_NAME copy.
5100 (init_pre): Remove initialzation of modify_expr_template.
5101 Do not allocate modify_expr_node_pool.
5102 (fini_pre): Do not free modify_expr_node_pool.
5104 2008-03-10 Paul Brook <paul@codesourcery.com>
5106 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
5109 2008-03-10 Paul Brook <paul@codesourcery.com>
5110 Mark Shinwell <shinwell@codesourcery.com>
5112 * config/arm/cortex-r4.md: New.
5113 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
5115 * config/arm/arm.md: Include cortex-r4.md.
5116 (insn): Add smmls, sdiv and udiv values.
5117 (generic_sched): Don't use generic scheduling for Cortex-R4.
5118 (arm_issue_rate): New function.
5119 (TARGET_SCHED_ISSUE_RATE): Define.
5121 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
5123 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5125 2008-03-10 Richard Guenther <rguenther@suse.de>
5127 * tree-ssa-pre.c (get_sccvn_value): Simplify.
5128 (compute_avail): Do not add stmt uses to AVAIL_OUT.
5130 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
5132 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5133 Set default to true.
5135 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5137 * c.opt (Wsynth): Deprecate.
5138 * doc/invoke.texi (Option Summary, Warning Options): Document
5139 -Wno-format-contains-nul.
5141 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
5144 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
5145 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
5147 2008-03-09 Ira Rosen <irar@il.ibm.com>
5149 * config/rs6000/rs6000.c (builtin_description): Rename vector
5150 left shift operations.
5151 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
5152 (altivec_vsl<VI_char>): Rename to ...
5153 (ashl<mode>3): ... new name.
5154 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
5156 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
5158 2008-03-08 Richard Guenther <rguenther@suse.de>
5160 * coverage.h (tree_coverage_counter_addr): Declare.
5161 * coverage.c (tree_coverage_counter_addr): New function.
5162 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
5164 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
5165 (tree_gen_one_value_profiler): Likewise.
5166 (tree_gen_ic_profiler): Likewise.
5167 (tree_gen_average_profiler): Likewise.
5168 (tree_gen_ior_profiler): Likewise.
5170 2008-03-08 Richard Guenther <rguenther@suse.de>
5172 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
5173 (vn_binary_op_insert): Likewise.
5174 (vn_unary_op_lookup): Likewise.
5175 (vn_unary_op_insert): Likewise.
5176 (vn_nary_op_lookup): Declare.
5177 (vn_nary_op_insert): Likewise.
5178 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
5179 and binary hashes, use a single obstack for unary_op_pool
5181 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
5182 a single struct vn_nary_op_s. Store tree code length and
5183 a variable number of operands.
5184 (struct vn_reference_op_struct): Remove unused op2.
5185 (vn_reference_op_eq): Do not compare op2.
5186 (vn_reference_op_compute_hash): Do not compute hash of op2.
5187 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
5188 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
5189 with vn_nary_op_compute_hash.
5190 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
5191 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
5193 (vn_unary_op_insert, vn_binary_op_insert): Replace with
5195 (visit_unary_op): Call nary functions.
5196 (visit_binary_op): Likewise.
5197 (process_scc): Adjust for struct vn_tables_s changes.
5198 (allocate_vn_table): Likewise.
5199 (free_vn_table): Likewise.
5200 * tree-vn.c (vn_add): Call nary functions.
5201 (vn_lookup): Likewise.
5203 2008-03-08 Jakub Jelinek <jakub@redhat.com>
5206 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
5207 wdst back after sync_compare_and_swapqhi_internal.
5209 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
5212 * config/i386/i386-modes.def (V1DI): New vector mode.
5213 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
5214 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
5215 (MMXMODE248): Ditto.
5216 (MMXMODE): Add V1DI mode.
5217 (mmxvecsize): Change DI mode to V1DI mode.
5218 ("mov<mode>): Use MMXMODEI8 mode iterator.
5219 ("*mov<mode>_internal_rex64"): Ditto.
5220 ("*mov<mode>_internal"): Ditto.
5221 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
5222 ("mmx_sub<mode>3"): Ditto.
5223 ("mmx_adddi3"): Remove insn pattern.
5224 ("mmx_subdi3"): Ditto.
5225 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
5226 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
5227 ("mmx_ashl<mode>3"): Ditto.
5228 ("mmx_lshrdi3"): Remove insn pattern.
5229 ("mmx_ashldi3"): Ditto.
5230 * config/i386/i386.c (classify_argument): Handle V1DImode.
5231 (function_arg_advance_32): Ditto.
5232 (function_arg_32): Ditto.
5233 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
5234 mmx_addv1di3 insn pattern.
5235 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
5236 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
5237 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
5238 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
5239 Remove definitions of built-in functions.
5240 (V1DI_type_node): New node.
5241 (v1di_ftype_v1di_int): Ditto.
5242 (v1di_ftype_v1di_v1di): Ditto.
5243 (v2si_ftype_v2si_si): Ditto.
5244 (v4hi_ftype_v4hi_di): Remove node.
5245 (v2si_ftype_v2si_di): Ditto.
5246 (ix86_init_mmx_sse_builtins): Handle V1DImode.
5247 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
5248 Redefine builtins using def_builtin_const with *_ftype_*_int node.
5249 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
5250 Add new builtins using def_builtin_const.
5251 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
5252 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
5253 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
5254 * config/i386/mmintrin.h (__v1di): New typedef.
5255 (_mm_add_si64): Cast arguments to __v1di type.
5256 (_mm_sub_si64): Ditto.
5257 (_mm_sll_pi16): Cast __count to __v4hi type.
5258 (_mm_sll_pi32): Cast __count to __v2si type.
5259 (_mm_sll_si64): Cast arguments to __v1di type.
5260 (_mm_srl_pi16): Cast __count to __v4hi type.
5261 (_mm_srl_pi32): Cast __count to __v2si type.
5262 (_mm_srl_si64): Cast arguments to __v1di type.
5263 (_mm_sra_pi16): Cast __count to __v4hi type.
5264 (_mm_sra_pi32): Cast __count to __v2si type.
5265 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
5266 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
5267 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
5268 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
5269 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
5270 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
5271 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
5272 (_mm_srai_pi32): Use __builtin_ia32_psradi.
5273 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
5274 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5275 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5276 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
5278 2008-03-07 Joseph Myers <joseph@codesourcery.com>
5280 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
5282 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
5285 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
5286 reg+const addressing for Altivec modes. Don't generate reg+reg
5287 addressing for TFmode or TDmode quantities.
5289 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
5291 * c-common.c (vector_types_convertible_p): Call langhook
5292 instead of comptypes.
5294 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5297 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
5298 integral and scalar float variables which have a
5301 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
5303 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
5304 dwarf_register_span hook when emitting unwind information for
5305 register-to-memory saves.
5306 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
5307 (rs6000_frame_related): Remove call to spe_synthesize_frame.
5309 2008-03-06 Jakub Jelinek <jakub@redhat.com>
5311 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
5312 for the same VAR_DECL.
5314 2008-03-06 Tom Tromey <tromey@redhat.com>
5317 * doc/standards.texi (Standards): Don't mention treelang.
5318 * doc/invoke.texi (Overall Options): Don't mention treelang.
5319 * doc/install.texi (Prerequisites): Don't mention bison or
5321 (Configuration): Don't mention treelang.
5322 (Building): Likewise.
5323 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
5325 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
5327 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
5328 word-extractions out of a multi-word object.
5330 2008-03-06 Richard Guenther <rguenther@suse.de>
5332 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
5333 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
5334 result type and precision.
5335 * expr.c (get_inner_reference): Set unsignedp based on the result
5336 type of BIT_FIELD_REF.
5337 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
5338 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
5339 (try_instantiate_multiple_fields): Likewise. Use the correct type
5341 (sra_build_assignment): Likewise.
5342 (sra_build_elt_assignment): Likewise.
5343 (sra_explode_bitfield_assignment): Likewise.
5344 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
5345 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
5346 set BIT_FIELD_REF_UNSIGNED.
5347 (vectorizable_load): Likewise.
5349 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
5351 * cse.c (cse_extended_basic_block): Invalidate artificial defs
5354 2008-03-06 Richard Guenther <rguenther@suse.de>
5356 * alias.c (struct alias_set_entry): Move has_zero_child field
5357 to pack with alias_set.
5359 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5361 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5364 2008-03-05 Ian Lance Taylor <iant@google.com>
5366 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
5368 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5370 * fwprop.c (update_df): Support width and offset parameters of
5372 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
5373 global_conflicts): Change DF_REF_EXTRACT to either
5374 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5375 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5376 * df-scan.c (df_ref_record, df_defs_record,
5377 df_ref_create_structure, df_def_record_1, df_uses_record,
5378 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
5379 df_bb_refs_collect, df_entry_block_defs_collect,
5380 df_exit_block_uses_collect): Support new width and offset fields.
5381 (ref_extract_pool): New storage pool.
5382 (df_free_ref): New function.
5383 (df_reg_chain_unlink, df_free_collection_rec,
5384 df_sort_and_compress_refs): Call df_free_ref.
5385 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
5387 (df_ref_create_structure): Allocate df_ref_extract if offset and
5388 width fields are used.
5389 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
5390 (df_uses_record): Get offset and width from ZERO_EXTRACT
5392 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
5393 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5394 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5395 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
5396 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5397 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5398 (df_ref_extract): New structure.
5399 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
5400 (df_ref_create): Add width and offset parameters.
5402 2008-03-05 Richard Guenther <rguenther@suse.de>
5404 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5405 Use ranges_overlap_p.
5406 (offset_overlaps_with_access): Rename
5407 to ranges_overlap_p and move ...
5408 * tree-flow-inline.h (ranges_overlap_p): ... here.
5410 * tree.h (get_inner_reference, handled_component_p): Update
5413 * tree.h (record_component_aliases, get_alias_set,
5414 alias_sets_conflict_p, alias_sets_must_conflict_p,
5415 objects_must_conflict_p): Move declarations ...
5416 * alias.h (record_component_aliases, get_alias_set,
5417 alias_sets_conflict_p, alias_sets_must_conflict_p,
5418 objects_must_conflict_p): ... here.
5419 Include coretypes.h.
5420 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
5422 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
5424 * cfg.c: Include tree-flow.h.
5425 (remove_edge_raw): Call redirect_edge_var_map_clear.
5426 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
5427 * tree-flow-inline.h (redirect_edge_var_map_def): New.
5428 (redirect_edge_var_map_result): New.
5429 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
5430 PENDING_STMT use with redirect_edge_var_map_*.
5431 * tree-ssa.c (edge_var_maps): New definition.
5432 (redirect_edge_var_map_add): New.
5433 (redirect_edge_var_map_clear): New.
5434 (redirect_edge_var_map_dup): New.
5435 (redirect_edge_var_map_vector): New.
5436 (redirect_edge_var_map_destroy): New.
5437 (ssa_redirect_edge): Replace PENDING_STMT use with
5438 redirect_edge_var_map_*.
5439 (flush_pending_stmts): Same.
5440 (delete_tree_ssa): Destroy edge var map.
5441 * tree-flow.h (struct _edge_var_map): New.
5442 Define edge_var_map vector type.
5443 Declare redirect_edge_var_map_* prototypes.
5444 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
5445 * tree-cfg.c (reinstall_phi_args): Replace
5446 PENDING_STMT use with redirect_edge_var_map_*.
5448 2008-03-05 Richard Guenther <rguenther@suse.de>
5450 PR tree-optimization/35472
5451 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
5452 whose single use_stmt has a overlapping set of loaded and
5453 stored symbols as that use_stmt might be a noop assignment then.
5455 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
5457 * gthr-rtems.h: Implement __gthread_mutex_destroy.
5459 2008-03-05 Richard Guenther <rguenther@suse.de>
5462 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
5463 should be constants.
5464 * tree-cfg.c (verify_expr): Verify it.
5465 * fold-const.c (fold_truthop): Remove code generating
5466 BIT_FIELD_REFs of structure bases.
5467 (fold_binary): Likewise.
5468 (fold_ternary): Position and size of BIT_FIELD_REFs are
5469 always host integers.
5470 (make_bit_field_ref): Remove.
5471 (optimize_bit_field_compare): Remove.
5472 (all_ones_mask_p): Remove.
5474 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
5477 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
5478 (split_block_and_df_analyze): New. Split basic block and rebuild
5480 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
5482 (split_pattern_seq): Likewise.
5483 (erase_matching_seqs): Likewise.
5484 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
5486 2008-03-04 Geoff Keating <geoffk@apple.com>
5488 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
5489 declaration and code.
5490 (tree_invalid_nonnegative_warnv_p): Likewise.
5492 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5494 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
5495 examples. Truncate option-names then causing overfull hbox.
5497 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5500 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
5502 * configure: Rebuilt.
5504 2008-03-04 Rafael Espindola <espindola@google.com>
5506 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
5507 (tree_unary_nonnegative_warnv_p): New.
5508 (tree_binary_nonnegative_warnv_p): New.
5509 (tree_single_nonnegative_warnv_p): New.
5510 (tree_invalid_nonnegative_warnv_p): New.
5511 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
5513 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5516 * opts.c (handle_option): Postpone 'unknown option' errors only for
5519 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
5522 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
5525 2008-03-04 Rafael Espindola <espindola@google.com>
5527 * fold-const.c (tree_unary_nonzero_warnv_p): New.
5528 (tree_binary_nonzero_warnv_p): New.
5529 (tree_single_nonzero_warnv_p): New.
5530 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
5532 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
5535 * fold-const.c (fold_cond_expr_with_comparison): Prevent
5536 transformations for modes that have signed zeros.
5537 * ifcvt.c (noce_try_abs): Ditto.
5539 2008-03-04 Joseph Myers <joseph@codesourcery.com>
5541 * config/i386/i386.c (override_options): Force
5542 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
5544 2008-03-04 Jan Hubicka <jh@suse.cz>
5547 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
5550 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5552 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
5553 label to probe the stack.
5555 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5557 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
5558 (__gthr_win32_mutex_destroy): Declare.
5559 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
5560 __gthr_win32_mutex_destroy.
5561 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
5563 2008-03-03 Jan Hubicka <jh@suse.cz>
5566 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
5567 aggressive on inlining cold calls.
5569 2008-03-03 Richard Guenther <rguenther@suse.de>
5571 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
5572 struct copies into the expression table.
5573 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
5574 (try_to_simplify): Likewise.
5575 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
5576 integral and pointer arguments which do not change the
5577 precision to NOP_EXPRs.
5578 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
5579 VIEW_CONVERT_EXPR case.
5581 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
5583 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
5584 defined in a loop at depth 0 is invariant.
5585 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5586 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
5587 be called at loop depth 0.
5589 2008-03-02 Jakub Jelinek <jakub@redhat.com>
5592 * gcc.c (process_command): Update copyright notice dates.
5593 * gcov.c (print_version): Likewise.
5594 * gcov-dump.c (print_version): Likewise.
5595 * mips-tfile.c (main): Likewise.
5596 * mips-tdump.c (main): Likewise.
5598 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5601 * c-common.c (flag_permissive): Delete.
5602 (constant_expression_warnings): Check flags first.
5603 (constant_expression_error): New.
5604 * c-common.h (flag_permissive): Delete.
5605 (constant_expression_error): Declare.
5606 * flags.h (flag_permissive): Declare. Update description.
5607 * diagnostic.c (pedwarn): Update.
5609 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
5610 (permissive_error_kind): New.
5611 * toplev.c (flag_permissive): Define. Update description.
5612 * toplev.h (permissive_error_kind): Declare.
5613 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
5614 (pedwarn_c90): Use pedantic_warning_kind.
5615 * c-opts.c (c_common_post_options): flag_permissive does not affect
5616 flag_pedantic_errors.
5618 2008-03-02 Joseph Myers <joseph@codesourcery.com>
5620 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
5621 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
5622 __absvsi2, __absvDI2): Use unsigned arithmetic.
5624 2008-03-02 Andi Kleen <ak@suse.de>
5625 Richard Guenther <rguenther@suse.de>
5627 * struct-equiv.c: Remove file.
5628 * cfg_cleanup.c (condjump_equiv_p): Remove.
5629 * Makefile.in (OBJS-common): Remove struct-equiv.o.
5630 (struct-equiv.o): Remove rule.
5631 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
5632 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
5633 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
5635 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5637 * ifcvt.c (noce_process_if_block): Try to handle only the then
5638 block if the else block exists but isn't suitable.
5640 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5643 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
5644 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
5645 regression from previous patch.
5647 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5650 * gthr.h: Add __gthread_mutex_destroy as a function that must be
5652 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
5653 * gthr-single.h (__gthread_mutex_destroy): Likewise.
5654 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
5655 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
5656 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
5657 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
5658 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
5659 (__gthread_mutex_destroy_function): Rename to
5660 __gthread_mutex_destroy.
5661 * gthr-dce.h (__gthread_mutex_destroy): Call
5662 pthread_mutex_destroy.
5663 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
5664 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
5665 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
5667 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5669 * df-scan.c (df_ref_chain_change_bb): Simplify.
5670 (df_insn_change_bb): Add new_bb argument. Simplify. Call
5671 set_block_for_insn if there's any change.
5672 * df.h ((df_insn_change_bb): Fix prototype.
5673 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
5674 df_insn_change_bb, don't call set_block_for_insn.
5675 * emit-rtl.c (reorder_insns): Likewise.
5676 * haifa-sched.c (move_insn): Likewise.
5678 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5680 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
5682 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5684 * tree-flow-inline.h (next_readonly_imm_use): Return
5685 NULL_USE_OPERAND_P after the end.
5687 2008-03-01 Richard Guenther <rguenther@suse.de>
5689 PR tree-optimization/35411
5690 * tree-sra.c (sra_build_assignment): Split conversion to
5691 final type to a separate statement if we are not assigning
5694 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5696 * fold-const.c (fold_convertible_p): Correct the logic to follow
5697 that in fold_convert().
5699 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
5702 * tree-inline.c (build_duplicate_type): When we make a
5703 duplicate type, make it unique in the canonical types system.
5705 2008-02-29 Tom Tromey <tromey@redhat.com>
5707 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
5708 input_file_stack_history, input_file_stack_restored): Remove.
5709 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5710 * input.h (struct file_stack): Remove.
5711 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5712 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
5714 * diagnostic.h (struct diagnostic_context) <last_module>: Change
5716 (diagnostic_last_module_changed): Add 'map' argument.
5717 (diagnostic_set_last_function): Likewise.
5718 * diagnostic.c (undiagnostic_report_current_module): Iterate using
5719 line map, not input_file_stack.
5720 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
5722 2008-02-29 Paul Brook <paul@codesourcery.com>
5724 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
5726 2008-02-29 Paul Brook <paul@codesourcery.com>
5728 * config/arm/ieee754-df.S (muldf3): Use RET macros.
5730 2008-02-29 Richard Guenther <rguenther@suse.de>
5732 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
5734 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
5735 value for comparing for a store match.
5736 (simplify_unary_expression): Do nothing for SSA_NAMEs.
5737 (try_to_simplify): Do not do a full-blown reference lookup.
5739 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5741 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
5742 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5744 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
5746 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
5748 * tree-loop-linear.c (try_interchange_loops): Compare memory access
5749 strides against cache sizes.
5751 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5753 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
5756 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
5758 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
5759 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
5760 is smaller than the original promoted value.
5761 (simplify_subreg): If OP is a SUBREG, try to preserve its
5762 SUBREG_PROMOTED_VAR_P information.
5764 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
5766 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
5767 (VN_INFO_GET): Allocate new objects on the obstack.
5768 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
5769 for rpo_numbers_temp, for consistency.
5770 (free_scc_vn): Free the obstack.
5772 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
5774 * doc/invoke.texi: Document -ftree-loop-distribution.
5775 * tree-loop-distribution.c: New.
5776 * tree-pass.h (pass_loop_distribution): New.
5777 * graphds.h (struct graph): Add htab_t indices.
5778 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5779 * tree-vectorizer.c (rename_variables_in_loop): Extern.
5780 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
5781 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5782 * tree-data-ref.c (debug_data_dependence_relations): New.
5783 (dump_data_dependence_relation): Also print data references.
5784 (free_data_ref): Extern.
5785 (same_access_functions): Moved...
5786 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5787 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5788 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5789 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
5790 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
5791 (stmts_from_loop): Skip LABEL_EXPR.
5792 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
5794 (build_rdg): Initialize rdg->indices htab.
5795 (free_rdg, stores_from_loop, ref_base_address,
5796 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5797 have_similar_memory_accesses_1, ref_base_address_1,
5798 remove_similar_memory_refs): New.
5799 * tree-data-ref.h: Depend on tree-chrec.h.
5800 (debug_data_dependence_relations, free_data_ref): Declared.
5801 (same_access_functions): ... here.
5802 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
5804 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
5805 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
5806 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
5807 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5808 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5809 rdg_vertex_for_stmt): Declared.
5810 (struct rdg_edge): Add level.
5812 (free_rdg, stores_from_loop, remove_similar_memory_refs,
5813 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
5815 (rdg_has_similar_memory_accesses): New.
5816 * tree-vect-analyze.c: Remove unused static decls.
5817 * lambda.h (dependence_level): New.
5818 * common.opt (ftree-loop-distribution): New.
5819 * tree-flow.h (mark_virtual_ops_in_bb,
5820 slpeel_tree_duplicate_loop_to_edge_cfg,
5821 rename_variables_in_loop): Declared.
5822 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
5823 (OBJS-common): Add tree-loop-distribution.o.
5824 (tree-loop-distribution.o): New rule.
5825 * tree-cfg.c (mark_virtual_ops_in_bb): New.
5826 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5827 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
5829 2008-02-28 Joseph Myers <joseph@codesourcery.com>
5832 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
5833 other than structures and unions.
5835 2008-02-28 Richard Guenther <rguenther@suse.de>
5838 2008-02-26 Richard Guenther <rguenther@suse.de>
5840 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5841 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5842 (lookup_decl_from_uid): Declare.
5843 (remove_decl_from_map): Likewise.
5844 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5845 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5846 (decl_for_uid_map): New global hashtable mapping DECL_UID
5848 (init_ttree): Allocate it.
5849 (insert_decl_to_uid_decl_map): New helper function.
5850 (make_node_stat): Insert new decls into the map.
5851 (copy_node_stat): Likewise.
5852 (lookup_decl_from_uid): New function.
5853 (remove_decl_from_map): Likewise.
5854 (print_decl_for_uid_map_statistics): New helper.
5855 (dump_tree_statistics): Call it.
5857 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5858 (referenced_var_iterator): Adjust.
5859 (FOR_EACH_REFERENCED_VAR): Adjust.
5860 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5861 (num_referenced_vars): Adjust.
5862 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5863 (first_referenced_var): Remove.
5864 (end_referenced_vars_p): Likewise.
5865 (next_referenced_var): Likewise.
5866 (referenced_var_iterator_set): New helper function.
5867 * tree-dfa.c (referenced_var_lookup): Adjust.
5868 (referenced_var_check_and_insert): Likewise.
5869 (remove_referenced_var): Likewise.
5870 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5871 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5872 (verify_call_clobbering): Likewise.
5873 (verify_memory_partitions): Likewise.
5874 (init_tree_ssa): Allocate bitmap instead of hashtable for
5876 (delete_tree_ssa): Adjust.
5877 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5878 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5879 (compute_tag_properties): Likewise.
5880 (set_initial_properties): Likewise.
5881 (find_partition_for): Likewise.
5882 (update_reference_counts): Likewise.
5883 (dump_may_aliases_for): Likewise.
5884 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5885 (add_call_clobber_ops): Likewise.
5886 (add_call_read_ops): Likewise.
5887 (get_asm_expr_operands): Likewise.
5888 * tree-into-ssa.c (dump_decl_set): Likewise.
5889 (update_ssa): Likewise.
5890 * tree-sra.c (scan_function): Likewise.
5891 (decide_instantiations): Likewise.
5892 (scalarize_parms): Likewise.
5893 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5894 (dsa_named_for): Likewise.
5895 * tree-ssa-structalias.c (update_alias_info): Likewise.
5896 (merge_smts_into): Likewise.
5898 2008-02-27 David Daney <ddaney@avtrex.com>
5901 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
5902 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
5903 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
5904 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
5905 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
5907 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
5910 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
5911 (BUILT_IN_NEXTTOWARD): Remove.
5912 (BUILT_IN_NEXTTOWARDF): Ditto.
5913 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
5914 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
5916 2008-02-27 Tom Tromey <tromey@redhat.com>
5918 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
5919 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
5921 2008-02-27 Jan Beulich <jbeulich@novell.com>
5923 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
5924 update the respective field on newdecl.
5926 2008-02-27 Revital Eres <eres@il.ibm.com>
5928 PR rtl-optimization/34999
5929 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
5930 crossing edges that ends with a call insn.
5931 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
5932 call insn and clear the EDGE_CROSSING flag of the crossing edge
5933 when fixing fallthru edges.
5935 2008-02-27 Richard Guenther <rguenther@suse.de>
5938 * fold-const.c (fold_unary): Return the correct argument,
5939 converted to the result type.
5941 2008-02-27 Richard Guenther <rguenther@suse.de>
5944 * expr.c (expand_expr_real_1): Assert on rotates that operate
5946 * fold-const.c (fold_binary): Use the types precision, not the
5947 bitsize of the mode if folding rotate expressions. Build rotates
5948 only for full modes.
5950 2008-02-27 Jakub Jelinek <jakub@redhat.com>
5952 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
5954 * c-pragma.c (pragma_ns_name): New typedef.
5955 (registered_pp_pragmas): New variable.
5956 (c_pp_lookup_pragma): New function.
5957 (c_register_pragma_1): If flag_preprocess_only, do nothing
5958 for non-expanded pragmas, for expanded ones push pragma's
5959 namespace and name into registered_pp_pragmas vector.
5960 (c_invoke_pragma_handler): Register OpenMP pragmas even when
5961 flag_preprocess_only, don't register GCC pch_preprocess
5962 pragma if flag_preprocess_only.
5963 * c-opts.c (c_common_init): Call init_pragma even if
5964 flag_preprocess_only.
5965 * c-pragma.c (c_pp_lookup_pragma): New prototype.
5966 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
5967 cpp_register_pragma if flag_preprocess_only.
5969 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5972 * c-parser.c (c_parser_translation_unit): Warn for empty
5973 translation unit, not empty source file.
5975 2008-02-26 Paul Brook <paul@codesourcery.com>
5977 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
5978 operand for Thumb-2.
5979 * config/arm/arm.h (reg_class): Add CORE_REGS.
5980 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
5981 (BASE_REG_CLASS): Use CORE_REGS.
5982 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
5983 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
5984 (REGNO_OK_FOR_INDEX_P): Exclude SP.
5985 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
5986 ARM_REGNO_OK_FOR_INDEX_P.
5987 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
5988 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
5989 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
5990 (ldm/stm peepholes): Ditto.
5991 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
5992 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
5993 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
5994 * config/arm/constraints.md: Enable "k" constraint on ARM.
5996 2008-02-27 Ben Elliston <bje@au.ibm.com>
5998 * config/rs6000/rs6000.c: Annotate cache line size field in all
5999 instances of struct processor_costs.
6001 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6003 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6004 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6005 jump_bypass): New counters.
6006 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6007 * dce.c (gate_ud_dce): Same.
6008 (gate_fast_dce): Same.
6009 * dse.c (gate_dse1): New function.
6010 (gate_dse2): New function.
6011 (gate_dse): Merge results of new gate functions.
6012 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6013 (gate_handle_jump_bypass): Add dbg_cnt.
6014 (gate_handle_gcse): Add dbg_cnt.
6015 * ifcvt.c (gate_handle_if_conversion): Same.
6016 (gate_handle_if_after_combine): Same.
6017 (gate_handle_if_after_reload): Same.
6018 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6020 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6022 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6024 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6026 2008-02-26 Jason Merrill <jason@redhat.com>
6029 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6030 alone if it's the naming decl for the type's main variant.
6032 2008-02-26 Tom Tromey <tromey@redhat.com>
6034 * system.h (USE_MAPPED_LOCATION): Poison.
6035 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6036 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6037 (make_goto_expr_edges): Likewise.
6038 (remove_bb): Likewise.
6039 (execute_warn_function_return): Likewise.
6040 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6042 * c-common.c (fname_decl): Remove old location code.
6043 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6045 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6047 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6048 (gen_rtx_ASM_INPUT): Likewise.
6049 (gen_rtx_ASM_INPUT_loc): Likewise.
6050 (get_rtx_asm_OPERANDS): Remove.
6051 * cfglayout.c (insn_locators_alloc): Remove old location code.
6052 (set_curr_insn_source_location): Likewise.
6053 (curr_insn_locator): Likewise.
6054 * print-tree.c (print_node): Remove old location code.
6055 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6056 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6057 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6058 location_from_locus.
6059 (construct_exit_block): Remove old location code.
6060 * emit-rtl.c (force_next_line_note): Remove old location code.
6061 * profile.c (branch_prob): Remove old location code.
6062 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6063 LOC_LINE): Remove old-location variants.
6064 * langhooks.c (lhd_print_error_function): Remove old location
6066 * configure, config.in: Rebuilt.
6067 * configure.ac (--enable-mapped-location): Remove.
6068 * c-decl.c (c_init_decl_processing): Remove old location code.
6069 (finish_function): Likewise.
6070 * recog.c (decode_asm_operands): Remove old location code.
6071 * c-pch.c (c_common_read_pch): Remove old location code.
6072 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6074 * gimple-low.c (lower_function_body): Remove old location code.
6075 * toplev.c (unknown_location): Remove.
6076 (push_srcloc): Remove old-location variant.
6077 (process_options): Remove old location code.
6078 (lang_dependent_init): Likewise.
6079 * input.h (UNKNOWN_LOCATION): Move definition.
6080 (location_t): Undeprecate.
6081 (source_locus): Remove.
6082 (location_from_locus): Remove.
6083 (struct location_s): Remove.
6084 Remove all old-location code.
6085 (input_line, input_filename): Remove.
6086 * final.c (final_scan_insn): Remove old location code.
6087 * diagnostic.c (diagnostic_build_prefix): Remove
6088 USE_MAPPED_LOCATION test.
6089 * tree.h (gimple_stmt) <locus>: Now a location_t.
6090 (tree_exp) <locus>: Likewise.
6091 (DECL_IS_BUILTIN): Remove old-location variant.
6092 (annotate_with_file_line, annotate_with_locus): Likewise.
6093 (expr_locus, set_expr_locus): Update.
6094 * tree.c (build1_stat): Remove old location code.
6095 (last_annotated_node): Remove.
6096 (annotate_with_file_line): Remove old-location variant.
6097 (annotate_with_locus): Likewise.
6098 (expr_location): Remove old location code.
6099 (set_expr_location): Likewise.
6100 (expr_has_location): Likewise.
6101 (expr_locus): Likewise.
6102 (set_expr_locus): Likewise.
6103 (expr_filename): Don't use location_from_locus.
6104 (expr_lineno): Likewise.
6105 * rtl-error.c (location_for_asm): Remove old location code.
6106 * c-lex.c (cb_line_change): Remove old location code.
6107 (fe_file_change): Likewise.
6108 (cb_def_pragma): Likewise.
6109 (c_lex_with_flags): Likewise.
6110 * gengtype.c (do_typedef): Don't special-case location types.
6111 (define_location_structures): Remove.
6112 (main): Don't call define_location_structures.
6113 * tree-pretty-print.c (dump_implicit_edges): Remove old location
6116 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6119 * builtins.def (BUILT_IN_STDARG_START): Remove.
6120 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
6121 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6122 * tree-inline.c (inline_forbidden_p_1): Likewise.
6124 2008-02-26 Richard Guenther <rguenther@suse.de>
6126 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6127 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6128 (lookup_decl_from_uid): Declare.
6129 (remove_decl_from_map): Likewise.
6130 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6131 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6132 (decl_for_uid_map): New global hashtable mapping DECL_UID
6134 (init_ttree): Allocate it.
6135 (insert_decl_to_uid_decl_map): New helper function.
6136 (make_node_stat): Insert new decls into the map.
6137 (copy_node_stat): Likewise.
6138 (lookup_decl_from_uid): New function.
6139 (remove_decl_from_map): Likewise.
6140 (print_decl_for_uid_map_statistics): New helper.
6141 (dump_tree_statistics): Call it.
6143 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6144 (referenced_var_iterator): Adjust.
6145 (FOR_EACH_REFERENCED_VAR): Adjust.
6146 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6147 (num_referenced_vars): Adjust.
6148 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6149 (first_referenced_var): Remove.
6150 (end_referenced_vars_p): Likewise.
6151 (next_referenced_var): Likewise.
6152 (referenced_var_iterator_set): New helper function.
6153 * tree-dfa.c (referenced_var_lookup): Adjust.
6154 (referenced_var_check_and_insert): Likewise.
6155 (remove_referenced_var): Likewise.
6156 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6157 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6158 (verify_call_clobbering): Likewise.
6159 (verify_memory_partitions): Likewise.
6160 (init_tree_ssa): Allocate bitmap instead of hashtable for
6162 (delete_tree_ssa): Adjust.
6163 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6164 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6165 (compute_tag_properties): Likewise.
6166 (set_initial_properties): Likewise.
6167 (find_partition_for): Likewise.
6168 (update_reference_counts): Likewise.
6169 (dump_may_aliases_for): Likewise.
6170 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6171 (add_call_clobber_ops): Likewise.
6172 (add_call_read_ops): Likewise.
6173 (get_asm_expr_operands): Likewise.
6174 * tree-into-ssa.c (dump_decl_set): Likewise.
6175 (update_ssa): Likewise.
6176 * tree-sra.c (scan_function): Likewise.
6177 (decide_instantiations): Likewise.
6178 (scalarize_parms): Likewise.
6179 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6180 (dsa_named_for): Likewise.
6181 * tree-ssa-structalias.c (update_alias_info): Likewise.
6182 (merge_smts_into): Likewise.
6184 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6187 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
6188 * c-opts.c (c_common_handle_option): Wall enables
6189 Wvolatile-register-var.
6190 * common.opt: Move Wvolatile-register-var to...
6193 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6195 * common.opt (Wlarger-than=): New.
6196 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
6198 * opts.c (common_handle_option): Handle -Wlarger-than=.
6199 * optc-gen.awk: Likewise.
6200 * opth-gen.awk: Likewise.
6201 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
6202 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6204 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6206 * c-common.c (match_case_to_enum_1): Add appropriate
6207 OPT_W* parameter to warning.
6208 (c_do_switch_warnings): Likewise.
6209 * c-typeck.c (warning_init): Add one more parameter following
6211 (push_init_level): Update call to warning_init.
6212 (pop_init_level): Likewise.
6213 (add_pending_init): Likewise.
6214 (output_init_element: Likewise.
6216 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6219 * toplev.c (toplev_main): If there are warnings or error, print
6220 errors for ignored options.
6221 * opts.c (ignored_options): New static variable.
6222 (postpone_unknown_option_error): New.
6223 (print_ignored_options): New.
6224 (handle_option): Postpone errors for unknown -Wno-* options.
6225 * opts.h (print_ignored_options): Declare.
6227 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
6229 * config/mips/mips.md (loadgp_blockage, blockage): Change type
6232 2008-02-25 Richard Guenther <rguenther@suse.de>
6235 2008-02-25 Richard Guenther <rguenther@suse.de>
6237 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6238 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6239 (lookup_decl_from_uid): Declare.
6240 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6241 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6242 (decl_for_uid_map): New global hashtable mapping DECL_UID
6244 (init_ttree): Allocate it.
6245 (insert_decl_to_uid_decl_map): New helper function.
6246 (make_node_stat): Insert new decls into the map.
6247 (copy_node_stat): Likewise.
6248 (lookup_decl_from_uid): New function.
6249 (print_decl_for_uid_map_statistics): New helper.
6250 (dump_tree_statistics): Call it.
6252 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6253 (referenced_var_iterator): Adjust.
6254 (FOR_EACH_REFERENCED_VAR): Adjust.
6255 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6256 (num_referenced_vars): Adjust.
6257 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6258 (first_referenced_var): Remove.
6259 (end_referenced_vars_p): Likewise.
6260 (next_referenced_var): Likewise.
6261 (referenced_var_iterator_set): New helper function.
6262 * tree-dfa.c (referenced_var_lookup): Adjust.
6263 (referenced_var_check_and_insert): Likewise.
6264 (remove_referenced_var): Likewise.
6265 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6266 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6267 (verify_call_clobbering): Likewise.
6268 (verify_memory_partitions): Likewise.
6269 (init_tree_ssa): Allocate bitmap instead of hashtable for
6271 (delete_tree_ssa): Adjust.
6272 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6273 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6274 (compute_tag_properties): Likewise.
6275 (set_initial_properties): Likewise.
6276 (find_partition_for): Likewise.
6277 (update_reference_counts): Likewise.
6278 (dump_may_aliases_for): Likewise.
6279 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6280 (add_call_clobber_ops): Likewise.
6281 (add_call_read_ops): Likewise.
6282 (get_asm_expr_operands): Likewise.
6283 * tree-into-ssa.c (dump_decl_set): Likewise.
6284 (update_ssa): Likewise.
6285 * tree-sra.c (scan_function): Likewise.
6286 (decide_instantiations): Likewise.
6287 (scalarize_parms): Likewise.
6288 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6289 (dsa_named_for): Likewise.
6290 * tree-ssa-structalias.c (update_alias_info): Likewise.
6291 (merge_smts_into): Likewise.
6293 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6296 * doc/invoke.texi (-fcx-limited-range): Document new option.
6297 * toplev.c (process_options): Handle -fcx-fortran-rules.
6298 * common.opt: Add documentation for -fcx-fortran-rules.
6300 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6303 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
6304 actual behaviour and C99.
6306 2008-02-26 Ben Elliston <bje@au.ibm.com>
6308 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
6309 (ASM_CPU_POWER6_SPEC): Likewise.
6310 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
6311 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
6312 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
6314 2008-02-25 Richard Guenther <rguenther@suse.de>
6316 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6317 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6318 (lookup_decl_from_uid): Declare.
6319 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6320 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6321 (decl_for_uid_map): New global hashtable mapping DECL_UID
6323 (init_ttree): Allocate it.
6324 (insert_decl_to_uid_decl_map): New helper function.
6325 (make_node_stat): Insert new decls into the map.
6326 (copy_node_stat): Likewise.
6327 (lookup_decl_from_uid): New function.
6328 (print_decl_for_uid_map_statistics): New helper.
6329 (dump_tree_statistics): Call it.
6331 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6332 (referenced_var_iterator): Adjust.
6333 (FOR_EACH_REFERENCED_VAR): Adjust.
6334 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6335 (num_referenced_vars): Adjust.
6336 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6337 (first_referenced_var): Remove.
6338 (end_referenced_vars_p): Likewise.
6339 (next_referenced_var): Likewise.
6340 (referenced_var_iterator_set): New helper function.
6341 * tree-dfa.c (referenced_var_lookup): Adjust.
6342 (referenced_var_check_and_insert): Likewise.
6343 (remove_referenced_var): Likewise.
6344 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6345 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6346 (verify_call_clobbering): Likewise.
6347 (verify_memory_partitions): Likewise.
6348 (init_tree_ssa): Allocate bitmap instead of hashtable for
6350 (delete_tree_ssa): Adjust.
6351 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6352 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6353 (compute_tag_properties): Likewise.
6354 (set_initial_properties): Likewise.
6355 (find_partition_for): Likewise.
6356 (update_reference_counts): Likewise.
6357 (dump_may_aliases_for): Likewise.
6358 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6359 (add_call_clobber_ops): Likewise.
6360 (add_call_read_ops): Likewise.
6361 (get_asm_expr_operands): Likewise.
6362 * tree-into-ssa.c (dump_decl_set): Likewise.
6363 (update_ssa): Likewise.
6364 * tree-sra.c (scan_function): Likewise.
6365 (decide_instantiations): Likewise.
6366 (scalarize_parms): Likewise.
6367 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6368 (dsa_named_for): Likewise.
6369 * tree-ssa-structalias.c (update_alias_info): Likewise.
6370 (merge_smts_into): Likewise.
6372 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
6375 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
6376 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
6377 * alias.h (nonoverlapping_memrefs_p): Likewise.
6379 2008-02-25 Jan Beulich <jbeulich@novell.com>
6381 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
6382 * config/i386/netware-libgcc.exp: Add __bswap?i2,
6383 __emultls_get_address, __emultls_register_common,
6384 __floatundi?f, and _Unwind_GetIPInfo.
6385 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
6386 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
6387 (gen_regparm_prefix): Likewise.
6388 (i386_nlm_encode_section_info): Sync with
6389 config/i386/winnt.c:i386_pe_encode_section_info().
6390 (i386_nlm_maybe_mangle_decl_assembler_name): New.
6391 i386_nlm_mangle_decl_assembler_name): New.
6392 (netware_override_options): New.
6393 * config/i386/netware.h (netware_override_options): Declare.
6394 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
6395 (i386_nlm_mangle_decl_assembler_name): Declare.
6396 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
6398 2008-02-25 Ben Elliston <bje@au.ibm.com>
6401 * c-decl.c (grokdeclarator): Remove unused local variables
6402 `typedef_type' and `type_as_written'.
6404 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6405 unused local variable `has_hot_blocks'.
6406 (fix_crossing_conditional_branches): Remove unused local variable
6409 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
6412 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
6413 using DEF_C99_BUILTIN.
6414 (BUILT_IN_NANF): Ditto.
6415 (BUILT_IN_NANL): Ditto.
6417 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
6418 Revital Eres <eres@il.ibm.com>
6420 * modulo-sched.c (calculate_must_precede_follow): Address TODO
6421 regarding the order of two dependent insns in the same row.
6423 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
6425 * stor-layout.c (layout_decl): Do not bump the alignment of a
6426 bit-field to more than byte alignment if it is packed.
6428 2008-02-24 David Edelsohn <edelsohn@gnu.org>
6430 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
6433 2008-02-24 Diego Novillo <dnovillo@google.com>
6435 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
6438 * tree-vrp.c (vrp_evaluate_conditional): With
6439 -Wtype-limits, emit a warning when comparing against a
6440 constant outside the natural range of OP0's type.
6441 * c.opt (Wtype-limits): Move ...
6442 * common.opt (Wtype-limits): ... here.
6444 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
6446 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
6447 * config/rs6000/e300c2c3.md: New file.
6448 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6450 (rs6000_override_options): Add e300c2 and e300c3 cases to
6451 processor_target_table. Do not allow usage of Altivec or Spe
6452 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
6453 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
6454 * config/rs6000/rs6000.h (processor_type): Add
6455 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
6456 (ASM_CPU_SPEC): Add e300c2 and e300c3.
6457 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
6458 and ppce300c3. Include e300c2c3.md.
6460 2008-02-23 David Edelsohn <edelsohn@gnu.org>
6462 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
6463 instead of TARGET_STRICT_ALIGN.
6465 2008-02-23 Joseph Myers <joseph@codesourcery.com>
6467 * explow.c (memory_address): Assert that the generated address is
6470 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6473 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
6474 * config/darwin-ppc-ldouble-patch.def: New file.
6475 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
6476 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
6477 SUBTARGET_INIT_BUILTINS if defined.
6478 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
6481 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6484 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
6485 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
6487 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6490 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
6491 file" warning condtional on -Winvalid-PCH.
6493 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6495 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
6497 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
6501 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
6502 prevent reload from using MMX registers.
6503 (*mov<mode>_internal): Ditto.
6504 (*movv2sf_internal_rex64): Ditto.
6505 (*movv2sf_internal): Ditto.
6507 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6509 PR documentation/31569
6510 * doc/install.texi2html: Use makeinfo --no-number-sections.
6512 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6514 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
6515 ensure that we can address an entire entity > 8 bytes. Don't
6516 generate reg+reg addressing for such data.
6518 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6520 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
6521 strings when optimizing for size, unless the target cares about
6524 2008-02-22 Tom Tromey <tromey@redhat.com>
6526 * regclass.c (current_pass): Remove declaration.
6528 2008-02-22 Anatoly Sokolov <aesok@post.ru>
6530 * config/avr/libgcc.S (__RAMPZ__): Define.
6531 (__do_copy_data): Add for devices with 128KB code memory.
6533 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6535 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6537 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
6539 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
6541 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
6544 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6547 * c-typeck.c (build_binary_op): Warn about floating point
6548 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
6550 2008-02-21 Janis Johnson <janis187@us.ibm.com>
6553 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
6554 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
6556 (rs6000_override_options): Set altivec_abi as default, not override,
6557 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
6558 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
6559 is used; use new member spe_abi.
6560 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
6561 spe_abi and altivec_abi.
6563 2008-02-22 Tomas Bily <tbily@suse.cz>
6565 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
6567 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6570 * config.build (build_file_translate): Set to `CMD //c' only if
6572 * Makefile.in (build_file_translate): Improve comment.
6574 2008-02-21 Jan Hubicka <jh@suse.cz>
6576 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
6577 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
6578 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
6580 2008-02-21 Michael Matz <matz@suse.de>
6583 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
6585 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
6587 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
6588 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
6590 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
6591 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
6592 SSE_VEC_FLOAT_MODE_P as insn constraint.
6593 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
6594 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
6595 sse4a_movntdf using MODEF mode iterator.
6596 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
6597 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
6598 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
6599 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
6600 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
6601 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
6602 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
6604 2008-02-21 Richard Guenther <rguenther@suse.de>
6606 * tree.def (PAREN_EXPR): New tree code.
6607 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
6609 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
6610 * expr.c (expand_expr_real_1): Likewise.
6611 * tree-inline.c (estimate_num_insns_1): Likewise.
6612 * tree-complex.c (expand_complex_move): Likewise.
6613 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
6616 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6619 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
6621 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6624 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
6626 * config/sh/sh.c (find_barrier): Don't go past
6627 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
6629 2008-02-20 DJ Delorie <dj@redhat.com>
6631 * config/h8300/h8300.md (insv): Force source operand to be a register.
6633 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
6634 as a jump, not as a plain insn.
6636 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
6638 * doc/invoke.texi (Warning Options): Add new option
6639 -Wframe-larger-than=.
6640 (-Wframe-larger-than): Document.
6642 * flags.h (warn_frame_larger_than, frame_larger_than_size):
6643 Add declarations for new option variables.
6645 * final.c (final_start_function): Check the frame size
6646 before emission and issue a Wframe-larger-than warning.
6648 * opts.c (warn_frame_larger_than, frame_larger_than_size):
6649 Add definitions for new option variables.
6650 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
6652 * common.opt (Wframe-larger-than=): New option.
6654 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6656 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
6657 (<sse>_div<mode>3): Ditto.
6658 (<sse>_vmdiv<mode>3): Ditto.
6659 (<sse>_vmsqrt<mode>2): Ditto.
6660 (*smax<mode>3): Ditto.
6661 (sse5_frcz<mode>2): Ditto.
6662 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
6665 2008-02-20 Richard Guenther <rguenther@suse.de>
6668 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
6669 be happy with INTEGRAL_TYPE_P.
6671 2008-02-20 Richard Guenther <rguenther@suse.de>
6673 * fold-const.c (split_tree): Associate floatig-point expressions
6674 if flag_associative_math is set.
6676 2008-02-20 Richard Guenther <rguenther@suse.de>
6678 * tree.h (fold_real_zero_addition_p): Declare.
6679 * fold-const.c (fold_real_zero_addition_p): Export.
6680 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
6681 floating-point operations with zero and one.
6683 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
6685 * doc/install.texi: Correct references to CFLAGS, replacing them
6686 with BOOT_CFLAGS. Document flags used during bootstrap for
6689 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6691 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
6692 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
6693 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
6695 (smin<mode>3): Ditto from similar patterns.
6696 (smax<mode>3): Ditto.
6697 (*ieee_smin<mode>3): Ditto.
6698 (*ieee_smax<mode>3): Ditto.
6699 * config/i386/sse.md (sse): New mode attribute.
6700 (mov<mode>): Macroize expander from movv4sf and movv2df using
6701 SSEMODEF2P mode iterator.
6702 (<sse>_movnt<mode>): Ditto from similar patterns. Use
6703 SSE_VEC_FLOAT_MODE_P as insn constraint.
6704 (storent<mode>): Ditto.
6705 (storent<mode>): Macroize expander from storentsf and storentdf using
6706 MODEF mode iterator.
6707 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
6708 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
6709 (abs<mode>2): Ditto from similar patterns.
6710 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
6711 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
6712 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
6713 (<sse>_vmsqrt<mode>2): Ditto.
6714 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
6715 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
6716 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
6717 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
6718 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
6719 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
6720 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
6722 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
6723 iterator and SSE_FLOAT_MODE_P as insn constraint.
6724 (<sse>_ucomi): Ditto from similar patterns.
6725 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
6726 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
6727 SSE_VEC_FLOAT_MODE_P as insn constraint.
6728 (vcond<mode>): Ditto from similar patterns.
6729 (and<mode>3, *and<mode>3): Ditto.
6730 (<sse>_nand<mode>3): Ditto.
6731 (ior<mode>3, *ior<mode>3): Ditto.
6732 (xor<mode>3, *xor<mode>3): Ditto.
6733 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
6734 iterator and SSE_FLOAT_MODE_P as insn constraint.
6735 (*nand<mode>3): Ditto from similar patterns.
6736 (*ior<mode>3): Ditto.
6737 (*xor<mode>3): Ditto.
6739 2008-02-20 Ira Rosen <irar@il.ibm.com>
6741 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
6742 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
6743 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
6745 2008-02-19 Jan Hubicka <jh@suse.cz>
6747 * predict.c (tree_bb_level_predictions): Remove variable next
6748 mistakely introduced by previous commit.
6750 2008-02-19 Jan Hubicka <jh@suse.cz>
6752 * predict.c (predict_paths_leading_to): Rewrite.
6753 (predict_paths_for_bb): New.
6754 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
6756 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6759 * Makefile.in (build_file_translate): New.
6760 (gcc-vers.texi): Use it for translating $(abs_srcdir).
6761 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
6762 * configure.ac (build_file_translate): Substitute it.
6763 * configure: Regenerate.
6765 2008-02-19 Jan Hubicka <jh@suse.cz>
6767 PR rtl-optimization/34408
6768 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
6771 2008-02-19 Jan Hubicka <jh@suse.cz>
6774 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
6777 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
6780 * config/i386/i386-modes.def: Revert the last DI alignment
6781 change until Ada people can look into it.
6783 2008-02-19 Nick Clifton <nickc@redhat.com>
6785 * opts.c (print_specific_help): Fix typo in --help text.
6787 2008-02-19 Jakub Jelinek <jakub@redhat.com>
6790 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
6791 32-bit inline asm without asm alternatives for host GCC < 3.0.
6793 2008-02-19 Richard Guenther <rguenther@suse.de>
6795 PR tree-optimization/34989
6796 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
6797 Allow propagation to INDIRECT_REF if we can simplify only.
6799 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6801 * c-common.c (warn_for_collisions_1): Use appropriate option when
6804 2008-02-19 Nick Clifton <nickc@redhat.com>
6807 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
6808 (handle_options): Fix indentation.
6809 (print_filtered_help): If no language-specific options were
6810 displayed tell the user how to list all the options supported by
6811 the language's front-end.
6812 (print_specific_help): Fix indentation and remove duplicate line.
6813 (common_handle_option): Handle the -v option.
6814 For --help enable the display of undocumented options if the -v
6815 switch has been included on the command line.
6816 For --help= check for overlaps in the arguments between the option
6817 classes and the language names and issue a warning when they
6818 cannot be disambiguated.
6819 * c.opt (v): Pass on to the common option handler.
6821 2008-02-19 Revital Eres <eres@il.ibm.com>
6823 * modulo-sched.c (sms_schedule): Change dump message when
6824 create_ddg function fails.
6825 (try_scheduling_node_in_cycle): Rename row to cycle.
6826 (print_partial_schedule): Rename CYCLE to ROW.
6828 2008-02-19 Christian Bruel <christian.bruel@st.com>
6829 Zdenek Dvorak <ook@ucw.cz>
6831 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
6833 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6836 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
6837 (*x86_movdicc_0_m1_se): Ditto.
6839 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6841 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
6842 (CMPtype): Define as __gcc_CMPtype.
6843 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
6844 (CMPtype): Define as __gcc_CMPtype.
6846 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
6848 Support valgrind 3.3 for --enable-checking=valgrind.
6849 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
6851 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
6852 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
6853 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
6854 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
6855 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
6856 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
6857 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
6859 * ggc-zone.c: Similar.
6860 * ggc-page.c: Similar.
6862 2008-02-19 Paul Brook <paul@codesourcery.com>
6865 * config/arm/ieee754-df.S: Fix do_it typo.
6866 * config/arm/ieee754-sf.S: Fix do_it typo.
6868 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6871 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
6872 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
6873 (OPTION_MASK_ISA_SSE_SET): Likewise.
6874 (OPTION_MASK_ISA_SSE2_SET): Likewise.
6875 (OPTION_MASK_ISA_SSE3_SET): Likewise.
6876 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
6877 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
6878 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
6879 (OPTION_MASK_ISA_SSE4_SET): Likewise.
6880 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
6881 (OPTION_MASK_ISA_SSE5_SET): Likewise.
6882 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
6883 (OPTION_MASK_ISA_MMX_UNSET): Updated.
6884 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
6885 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6886 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6887 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6888 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6889 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6890 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6891 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
6892 (OPTION_MASK_ISA_SSE4): Removed.
6893 (ix86_handle_option): Turn on bits in ix86_isa_flags and
6894 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
6895 (override_options): Don't turn on implied SSE/MMX bits in
6898 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6900 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6903 2008-02-18 Joey Ye <joey.ye@intel.com>
6906 * tree-nested.c (insert_field_into_struct): Set type alignment
6907 to field alignment if the former is less than the latter.
6909 2008-02-18 Jakub Jelinek <jakub@redhat.com>
6911 * BASE-VER: Set to 4.4.0.
6913 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6915 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
6916 * doc/cfg.texi: Likewise.
6917 * doc/extend.texi: Likewise.
6918 * doc/gty.texi: Likewise.
6919 * doc/invoke.texi: Likewise.
6920 * doc/loop.texi: Likewise.
6921 * doc/md.texi: Likewise.
6922 * doc/passes.texi: Likewise.
6923 * doc/rtl.texi: Likewise.
6924 * doc/sourcebuild.texi: Likewise.
6925 * doc/tm.texi: Likewise.
6926 * doc/tree-ssa.texi: Likewise.
6928 2008-02-17 Richard Guenther <rguenther@suse.de>
6931 * tree-complex.c (init_parameter_lattice_values): Handle parameters
6932 without default definition.
6934 2008-02-17 Richard Guenther <rguenther@suse.de>
6936 PR tree-optimization/35231
6937 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
6940 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
6943 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6944 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6945 libgcc_cmp_return mode.
6947 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6950 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
6952 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
6954 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
6957 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6959 * doc/c-tree.texi: Use `@.' where appropriate.
6960 * doc/extend.texi: Likewise.
6961 * doc/install.texi: Likewise.
6962 * doc/invoke.texi: Likewise.
6963 * doc/loop.texi: Likewise.
6964 * doc/makefile.texi: Likewise.
6965 * doc/md.texi: Likewise.
6966 * doc/passes.texi: Likewise.
6967 * doc/standards.texi: Likewise.
6968 * doc/tm.texi: Likewise.
6970 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6973 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
6975 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
6976 rather than in entry_bb.
6978 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6980 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6981 libgcc_cmp_return mode.
6983 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6986 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
6987 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
6989 2008-02-15 Richard Guenther <rguenther@suse.de>
6990 Zdenek Dvorak <ook@ucw.cz>
6992 PR tree-optimization/35164
6993 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
6994 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
6995 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
6996 Only propagate addresses which do not have abnormal SSA_NAMEs
6999 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7002 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7004 2008-02-15 Jan Hubicka <jh@suse.cz>
7007 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7009 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7012 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7013 when calculating alignment_pad.
7015 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7017 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7018 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7019 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7020 and STACK_BOUNDARY define.
7022 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7024 PR preprocessor/35061
7025 * c-pragma.c (handle_pragma_pop_macro): Check that
7026 pushed_macro_table has been allocated.
7028 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7031 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7032 (force_gimple_operand): Likewise.
7033 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7034 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7035 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7036 (find_interesting_uses_address): Check addressability and alignment
7037 of the base expression only after substituting bases of IVs into it.
7039 2008-02-14 Michael Matz <matz@suse.de>
7042 * function.c (instantiate_virtual_regs_in_insn): Reload address
7043 before falling back to reloading the whole operand.
7045 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7047 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7048 before the first section switch note.
7050 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7052 * doc/bugreport.texi: Update copyright years.
7053 * doc/c-tree.texi: Likewise.
7054 * doc/cfg.texi: Likewise.
7055 * doc/cpp.texi: Likewise.
7056 * doc/cppinternals.texi: Likewise.
7057 * doc/fragments.texi: Likewise.
7058 * doc/frontends.texi: Likewise.
7059 * doc/gcc.texi: Likewise.
7060 * doc/gty.texi: Likewise.
7061 * doc/hostconfig.texi: Likewise.
7062 * doc/implement-c.texi: Likewise.
7063 * doc/libgcc.texi: Likewise.
7064 * doc/loop.texi: Likewise.
7065 * doc/makefile.texi: Likewise.
7066 * doc/options.texi: Likewise.
7067 * doc/passes.texi: Likewise.
7068 * doc/rtl.texi: Likewise.
7069 * doc/sourcebuild.texi: Likewise.
7070 * doc/standards.texi: Likewise.
7071 * doc/tree-ssa.texi: Likewise.
7072 * doc/trouble.texi: Likewise.
7074 * doc/extend.texi: Use @: or add comma where appropriate.
7075 * doc/invoke.texi: Likewise.
7076 * doc/tm.texi: Likewise.
7078 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7081 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7084 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7086 * doc/md.texi (clz, ctz): Add reference.
7087 * doc/rtl.texi (clz, ctz): Likewise.
7089 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7092 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7095 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7097 * config/s390/s390.c (struct constant_pool): New field
7098 emit_pool_after added.
7099 (s390_mainpool_start): Set the emit_pool_after flag according
7100 to the section switch notes.
7101 (s390_mainpool_finish): Consider emit_pool_after when emitting
7102 the literal pool at the end of the function.
7103 (s390_chunkify_start): Force literal pool splits at section
7106 2008-02-13 Michael Matz <matz@suse.de>
7109 * var-tracking.c (clobber_variable_part): Correctly traverse the
7112 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7115 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
7116 Add -fdump-ipa-inline.
7117 * tree-dump.c (dump_files): Remove tree-inlined dump.
7118 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
7120 2008-02-12 Richard Guenther <rguenther@suse.de>
7122 PR tree-optimization/35171
7123 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
7126 2008-02-12 Richard Guenther <rguenther@suse.de>
7129 * fold-const.c (fold_widened_comparison): Use get_unwidened in
7130 value-preserving mode. Disallow final truncation.
7132 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
7135 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
7136 code from here to...
7137 (force_gimple_operand): ...here.
7139 2008-02-12 Jakub Jelinek <jakub@redhat.com>
7142 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
7143 non-compatible pointers.
7144 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
7145 different FIELD_DECLs, try harder by comparing field offsets, sizes
7149 * function.c (match_asm_constraints_1): Don't replace the same input
7152 2008-02-12 Anatoly Sokolov <aesok@post.ru>
7154 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
7155 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
7156 (expand_epilogue): Restore RAMPZ register.
7157 * config/avr/avr.md (RAMPZ_ADDR): New constant.
7159 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
7161 * config/i386/cygwin.asm: (__alloca): Correct calling
7162 convention and alignment.
7163 (__chkstk): Force 8 byte stack alignment.
7165 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
7166 Richard Guenther <rguenther@suse.de>
7168 PR tree-optimization/33992
7169 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
7170 the zero we compare against.
7172 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
7175 * gthr-win32.h (__gthread_mutex_destroy_function): New function
7176 to CloseHandle after unlocking to prevent accumulation of handle
7179 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7182 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
7183 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
7184 and update LABEL_NUSES during and after reload.
7186 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
7189 * combine.c (simplify_if_then_else): Make sure the comparison is
7190 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
7192 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
7195 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
7196 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
7197 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
7198 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
7199 * tree.h (get_type_static_bounds): Likewise.
7201 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7203 * doc/invoke.texi (Option Summary, C++ Dialect Options)
7204 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7205 Make -Wfoo language annotations match what the compiler outputs.
7207 2008-02-08 Sa Liu <saliu@de.ibm.com>
7209 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
7210 intrinsics spu_convts, spu_convtu, spu_convtf.
7212 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
7214 * doc/extend.texi (Function Attributes) <noinline>: Mention
7215 asm ("") as method to keep calls.
7217 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7220 * doc/options.texi (Options): Replace references to opts.sh with
7222 * opts-common.c: Likewise.
7223 * optc-gen.awk: Likewise.
7225 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
7227 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
7229 2008-02-07 Richard Henderson <rth@redhat.com>
7232 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
7233 EXPR_LIST for the REG_EQUAL instead of a comparison with a
7236 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
7238 PR tree-optimization/35085
7239 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
7240 for operand entry oe2 in addition to operand entry oe3 in order to
7241 expose more opportunities for vectorizer sum reduction.
7243 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7246 * Makefile.in (LIBS): Remove $(GMPLIBS).
7247 (cc1-dummy, cc1): Add $(GMPLIBS).
7249 2008-02-06 Jan Hubicka <jh@suse.cz>
7252 * i386.md (moddf_integer): Do not produce partial memory stalls for
7253 targets where it hurts.
7255 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
7258 * optabs.c (expand_float): Do not check for decimal modes when
7259 expanding unsigned integer through signed conversion.
7261 2008-02-06 Nick Clifton <nickc@redhat.com>
7263 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
7264 inside the clobber with a match_operand and duplicated operand
7265 number in the constraint.
7266 (ineqbranchsi): Delete redundant comment.
7268 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7270 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
7271 builtin_define ("__USE_INIT_FINI__").
7272 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
7274 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
7276 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7278 PR documentation/30330
7279 * doc/invoke.texi (C++ Dialect Options)
7280 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7281 For each warning option -Wfoo that allows -Wno-foo, ensure both
7282 -Wfoo and -Wno-foo are listed in the option index. Fix index
7283 entry of -Wswitch-default, index -Wnormalized= including the
7284 `=', and -Wlarger-than-@var{len} including @var{len}.
7286 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7288 * config/i386/i386.md (floatunssisf2): Use
7289 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
7290 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
7291 Macroize expander using MODEF mode iterator.
7293 2008-02-05 Diego Novillo <dnovillo@google.com>
7295 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
7298 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
7300 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7303 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
7305 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
7308 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
7309 to indicate if a message should be generated.
7310 (init_cumulative_args): Updated.
7311 (function_value_32): Likewise.
7313 2008-02-05 Joseph Myers <joseph@codesourcery.com>
7315 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
7317 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7320 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
7321 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
7323 2008-02-04 Diego Novillo <dnovillo@google.com>
7325 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
7328 * tree-vrp.c (vrp_evaluate_conditional): With
7329 -Wtype-limits, emit a warning when comparing against a
7330 constant outside the natural range of OP0's type.
7332 2008-02-04 Richard Guenther <rguenther@suse.de>
7335 * expr.c (count_type_elements): Give for unions instead of
7338 2008-02-04 Richard Guenther <rguenther@suse.de>
7341 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
7342 to TYPE_DOMAINs base type instead of using bitsizetype here.
7344 2008-02-03 Jason Merrill <jason@redhat.com>
7346 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
7348 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7351 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
7352 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
7353 (RS/6000 and PowerPC Options): Fix typos and markup.
7354 * doc/passes.texi (Tree-SSA passes): Likewise.
7356 2008-02-02 Michael Matz <matz@suse.de>
7359 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
7360 from record_last_reg_set_info.
7361 (record_last_reg_set_info): Take an RTX argument, iterate over all
7362 constituent hardregs.
7363 (record_last_set_info, record_opr_changes): Change calls to
7364 new signature or to record_last_reg_set_info_regno.
7366 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
7368 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
7370 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
7372 PR rtl-optimization/34773
7373 * reg-notes.def (EQUAL): Mention significance of combination of
7374 REG_EQUAL and REG_RETVAL.
7375 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
7376 insn that has a REG_RETVAL.
7378 2008-02-01 Roger Sayle <roger@eyesopen.com>
7381 * configure.ac (--enable-fixed-point): Disable unless explicitly
7383 * configure: Regenerate.
7385 2008-02-01 Richard Guenther <rguenther@suse.de>
7388 * invoke.texi (-finline-limit): Remove no longer true parts
7389 of the documentation. Note that there is no default value.
7391 2008-02-01 Andrew Pinski <pinskia@gmail.com>
7392 Mark Mitchell <mark@codesourcery.com>
7393 Ben Elliston <bje@au.ibm.com>
7396 * doc/extend.texi (Other Builtins): Document.
7398 2008-01-31 Tom Browder <tom.browder@gmail.com>
7400 * doc/c-tree.texi (Types): Fix grammar.
7401 (Expression trees): Ditto.
7402 * doc/passes.texi (Tree-SSA passes): Ditto.
7404 * doc/configterms.texi (Configure Terms): Fix typo.
7405 * doc/cpp.texi (Common Predefined Macros): Ditto.
7406 * doc/md.texi (Machine Constraints): Ditto.
7408 * doc/makefile.texi (Makefile): Add comma.
7410 2008-01-31 Tom Browder <tom.browder@gmail.com>
7411 Gerald Pfeifer <gerald@pfeifer.com>
7413 * doc/sourcebuild.texi (Front End): Remove references to CVS
7414 and CVSROOT/modules.
7415 (Texinfo Manuals): Replace reference to CVS by one to SVN.
7416 (Back End): Remove reference to CVS.
7418 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7421 * config/mips/mips.c (gen_load_const_gp): New function, taking a
7423 (mips16_gp_pseudo_reg): ...here.
7424 * config/mips/mips.md (load_const_gp): Replace with...
7425 (load_const_gp_<mode>): ...this :P-based insn.
7427 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7429 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
7430 options. Minor fixes.
7431 (-std): Move reference to standards closer to where language
7432 standards are first mentioned.
7434 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7436 PR rtl-optimization/34995
7437 * reload.c (alternative_allows_const_pool_ref): Take an rtx
7438 parameter and return a bool. If the rtx parameter is nonnull,
7439 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
7440 (find_reloads): Update call accordingly. Pass the new operand
7441 if it needed no address reloads, otherwise pass null.
7443 2008-01-30 Richard Henderson <rth@redhat.com>
7446 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
7447 for unbounded arrays.
7449 2008-01-30 Silvius Rus <rus@google.com>
7451 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
7453 2008-01-30 Jan Hubicka <jh@suse.cz>
7456 * i386.c (init_cumulative_args): Use real function declaration when
7459 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
7461 PR rtl-optimization/34998
7462 * global.c (build_insn_chain): Treat non-subreg_lowpart
7463 SUBREGs of pseudos as clobbering all the words covered by the
7464 SUBREG, not just all the bytes.
7465 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
7466 original df_ref rather than an extract parameter.
7467 (global_conflicts): Update call accordingly.
7469 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
7471 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
7472 the overflow check to make it easier to read.
7473 (__fixtfdi): Change the type of the ll member in union
7474 long_double to UDItype_x.
7476 2008-01-30 Jakub Jelinek <jakub@redhat.com>
7479 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
7480 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
7481 * tree-inline.c (fold_marked_statements): Call
7482 cgraph_update_edges_for_call_stmt if folding a call statement.
7483 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
7484 debug_generic_stmt calls, reset it back afterwards.
7487 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
7489 * c-typeck.c (build_external_ref): Don't pedwarn about
7490 static vars in current function's scope.
7492 2008-01-29 Joseph Myers <joseph@codesourcery.com>
7494 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
7496 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
7499 * ipa-struct-reorg.c: Fix spelling.
7500 * params.def: Ditto.
7502 2008-01-29 Richard Guenther <rguenther@suse.de>
7505 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
7507 * tree-inline.c (remap_type): Increment remapping_type_depth
7508 around remapping types.
7509 (copy_body_r): Only add referenced variables if they are referenced
7510 from code, not types.
7512 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
7523 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
7524 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
7526 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
7529 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
7530 pointer for tiny stack.
7532 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7534 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
7536 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7538 * config/vx-common.h: Fix typo in comment.
7540 2008-01-28 Ian Lance Taylor <iant@google.com>
7544 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
7545 coalesce pointers if they have different DECL_NO_TBAA_P values.
7546 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
7547 between variables with different DECL_NO_TBAA_P values.
7549 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
7552 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
7553 are not legitimate small data references on SPE targets.
7555 2008-01-28 David Daney <ddaney@avtrex.com>
7557 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
7559 2008-01-28 David Daney <ddaney@avtrex.com>
7561 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
7563 2008-01-27 Joseph Myers <joseph@codesourcery.com>
7565 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
7566 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
7567 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
7568 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
7569 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7570 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
7571 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
7572 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
7574 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7576 * basic-block.h (condjump_equiv_p): Fix comment.
7578 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7580 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
7581 print_generic_stmt_indented): Fix comment.
7583 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7585 * configure.ac (__stack_chk_fail): Add detecion for availability
7586 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
7587 * configure: Regenerate.
7589 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
7592 * final.c (output_addr_const): Handle TRUNCATE.
7594 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
7597 * tree-ssa-loop-ivopts.c (comp_cost): New type.
7598 (zero_cost, infinite_cost): New constants.
7599 (struct cost_pair): Change type of cost to comp_cost.
7600 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
7601 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
7603 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
7604 split_address_cost, ptr_difference_cost, difference_cost,
7605 get_computation_cost_at, get_computation_cost,
7606 determine_use_iv_cost_generic, determine_use_iv_cost_address,
7607 determine_use_iv_cost_condition, determine_use_iv_costs,
7608 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
7609 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
7610 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
7611 Change type of cost to comp_cost.
7612 (determine_iv_cost): Increase cost of non-original ivs, instead
7613 of decreasing the cost of original ones.
7614 (get_address_cost): Indicate the complexity of the addressing mode
7616 (try_add_cand_for): Prefer using ivs not specific to some object.
7617 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
7619 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
7620 Janis Johnson <janis187@us.ibm.com>
7623 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
7624 (TARGET_INSTANTIATE_DECLS): Likewise.
7625 * target.h (expand_to_rtl_hook): New target hook.
7626 (instantiate_decls): Likewise.
7627 * function.c (instantiate_decl): Make non-static. Rename to...
7628 (instantiate_decl_rtl): ... this.
7629 (instantiate_expr): Use instantiate_decl_rtl.
7630 (instantiate_decls_1): Likewise.
7631 (instantiate_decls): Likewise.
7632 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
7633 * function.h (instantiate_decl_rtl): Add prototype.
7634 * cfgexpand.c (target.h): New include.
7635 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
7636 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
7637 (TARGET_INSTANTIATE_DECLS): Likewise.
7638 (TARGET_INITIALIZER): New target hooks added.
7639 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
7641 * config/rs6000/rs6000.c (tree-flow.h): New include.
7642 (machine_function): Add sdmode_stack_slot field.
7643 (rs6000_alloc_sdmode_stack_slot): New function.
7644 (rs6000_instantiate_decls): Likewise.
7645 (rs6000_secondary_memory_needed_rtx): Likewise.
7646 (rs6000_check_sdmode): Likewise.
7647 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
7648 (TARGET_INSTANTIATE_DECLS): Likewise.
7649 (rs6000_hard_regno_mode_ok): Allow SDmode.
7650 (num_insns_constant): Likewise. Handle _Decimal32 constants.
7651 (rs6000_emit_move): Handle SDmode.
7652 (function_arg_advance): Likewise.
7653 (function_arg): Likewise.
7654 (rs6000_gimplify_va_arg): Likewise. Add special handling of
7655 SDmode var args for 32-bit compiles.
7656 (rs6000_secondary_reload_class): Handle SDmode.
7657 (rs6000_output_function_epilogue): Likewise.
7658 (rs6000_function_value): Simplify if statement.
7659 (rs6000_libcall_value): Likewise.
7660 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
7661 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
7662 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
7663 (movsd_hardfloat): New define_insn.
7664 (movsd_softfloat): Likewise.
7665 (movsd_store): Likewise.
7666 (movsd_load): Likewise.
7667 (extendsddd2): Likewise.
7668 (extendsdtd2): Likewise.
7669 (truncddsd2): Likewise.
7670 (movdd_hardfloat64): Fixup comment.
7671 (UNSPEC_MOVSD_LOAD): New constant.
7672 (UNSPEC_MOVSD_STORE): Likewise.
7674 2008-01-26 Jakub Jelinek <jakub@redhat.com>
7677 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
7679 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
7680 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
7681 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
7684 2008-01-26 David Edelsohn <edelsohn@gnu.org>
7687 * config.gcc: Separate AIX 5.3 from AIX 6.1.
7688 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7689 __LONGDOUBLE128 too.
7690 * config/rs6000/aix61.h: New file.
7692 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7694 PR rtl-optimization/34959
7695 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
7696 popcount and parity rtxes the same mode as their operand.
7697 Truncate or extend the result to the return value's mode
7700 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7703 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
7704 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
7705 to GOT_VERSION_REGNUM.
7706 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
7707 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
7708 * config/mips/mips.c (mips_emit_call_insn): New function.
7709 (mips_call_tls_get_addr): Call mips_expand_call directly.
7710 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
7712 (mips16_build_call_stub): Likewise. Return the call insn or null.
7713 (mips_expand_call): Update the call to mips16_build_call_stub
7714 accordingly and a remove redundant condition. Assert that MIPS16
7715 stubs do not use lazy binding. Use mips_emit_call_insn and return
7717 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
7719 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
7720 (mips_avoid_hazard): Remove hazard_set handling.
7721 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
7722 (UNSPEC_RESTORE_GP): ...this.
7723 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
7724 (FAKE_CALL_REGNO): Rename to...
7725 (GOT_VERSION_REGNUM): ...this.
7726 (type): Add "ghost" value. Add an associated insn reservation.
7727 (hazard_set): Remove.
7728 (exception_receiver): Rename to...
7729 (restore_gp): ...this and update the unspec identifier accordingly.
7730 (exception_receiver, nonlocal_got_receiver): New expanders.
7731 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
7732 FAKE_CALL_REGNO. Remove hazard_set attribute.
7733 (set_got_version, update_got_version): New patterns.
7735 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
7738 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
7740 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7743 * doc/install.texi2html: Generate gcc-vers.texi.
7745 2008-01-25 DJ Delorie <dj@redhat.com>
7747 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7749 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7751 * config/c4x: Remove directory.
7752 * config.gcc (crx-*, mt-*): Mark obsolete.
7753 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
7754 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
7755 sh-*-rtemscoff*): Remove cases.
7756 * defaults.h (C4X_FLOAT_FORMAT): Remove.
7757 * real.c (encode_c4x_single, decode_c4x_single,
7758 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
7759 c4x_extended_format): Remove.
7760 * real.h (c4x_single_format, c4x_extended_format): Remove.
7761 * doc/extend.texi (interrupt, naked): Remove mention of attributes
7763 (Pragmas): Remove comment about c4x pragmas.
7764 * doc/install.texi (c4x): Remove target-specific instructions.
7765 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
7766 * doc/md.texi (Machine Constraints): Remove C4x documentation.
7767 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
7768 refer to C4x source files as examples.
7769 (C4X_FLOAT_FORMAT): Remove documentation.
7771 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
7773 * config/bfin/bfin.c (override_options): Reorder tests so that
7774 flag_pic gets enabled for -msep-data.
7776 2008-01-25 Richard Guenther <rguenther@suse.de>
7779 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
7780 to its bitfield precision if required.
7782 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7785 * tree-nested.c (walk_omp_for): New function.
7786 (convert_nonlocal_reference, convert_local_reference): Call
7787 walk_omp_for on OMP_FOR.
7788 (convert_call_expr): Call walk_body on OMP_FOR's
7789 OMP_FOR_PRE_INIT_BODY.
7791 2008-01-25 Richard Guenther <rguenther@suse.de>
7793 PR tree-optimization/34966
7794 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
7795 default defs and PHI_NODEs we have to insert after the
7798 2008-01-24 Nick Clifton <nickc@redhat.com>
7800 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
7801 Provide a default definition.
7802 (LIBGCC2_UNITS_PER_WORD): Likewise.
7804 * config/stormy16/stormy16.c: Include df.h for the prototype
7805 for df_regs_ever_live_p.
7806 (xstormy16_expand_builtin_va_start): Convert the stack offset
7807 into a component_ref and then use POINTER_PLUS_EXPR to add it
7808 to the incoming_virtual_args_rtx.
7809 (xstormy16_gimplify_va_arg_expr): Rename to
7810 xstormy16_gimplify_va_arg_expr.
7811 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
7812 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
7813 xstormy16_gimplify_va_arg_expr.
7814 Fix up some formatting issues.
7816 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
7817 Move to predicates.md.
7818 (xs_hi_general_operand): Likewise.
7819 (xs_hi_nonmemory_operand): Likewise.
7820 * config/stormy16/predicates.md:
7821 (xstormy16_carry_plus_operand): New predicate.
7822 (xs_hi_general_operand): New predicate.
7823 (xs_hi_nonmemory_operand): New predicate.
7824 * config/stormy16/stormy16-protos.h:
7825 (xstormy16_carry_plus_operand): Delete prototype.
7826 (xs_hi_general_operand): Likewise.
7827 (xs_hi_nonmemory_operand): Likewise.
7829 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
7830 modifiers as they are no longer needed and they can trigger
7831 reload spill failures.
7833 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
7834 with a match_operand in order to help reload.
7836 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
7837 constraint with 'e' for the 8th alternative as this version of
7838 the mov.w instruction only accepts the lower 8 registers.
7840 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
7843 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
7844 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
7847 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7850 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
7852 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7854 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
7856 (remove_structure): Update allocations list before removing structure.
7858 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7860 * ipa-struct-reorg.c (is_safe_cond_expr,
7861 create_new_stmts_for_cond_expr): Use integer_zerop function,
7862 that recognize not only zero-pointer, but zero-integer too.
7864 2008-01-25 Ben Elliston <bje@au.ibm.com>
7867 * fixproto: Escape "." in sed expression that strips leading "./".
7869 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
7872 * gcc.c (SWITCH_OK): Removed.
7873 (SWITCH_LIVE): Changed to bit.
7874 (SWITCH_FALSE): Likewise.
7875 (SWITCH_IGNORE): Likewise.
7876 (switchstr): Change live_cond to unsigned int.
7877 (process_command): Replace SWITCH_OK with 0.
7878 (do_self_spec): Likewise.
7879 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
7880 (give_switch): Likewise.
7881 (used_arg): Likewise.
7882 (do_spec_1): Set the SWITCH_IGNORE bit.
7883 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
7884 bits. Set the SWITCH_LIVE bit.
7886 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7888 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
7890 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
7892 PR tree-optimization/34472
7893 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
7894 parameter to a "bool *" and set *DATA to false if there is
7895 an unsafe access. Do not delete the structure here.
7896 (check_cond_exprs): Delete it here instead.
7897 (check_cond_exprs, exclude_cold_structs): Do not increase
7898 I when removing a structure.
7900 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
7903 * config/i386/i386.c (ix86_expand_vector_init): Consider only
7904 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
7906 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
7909 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
7910 a fixed vector for stack.
7912 2008-01-24 Ben Elliston <bje@au.ibm.com>
7915 * doc/gcc.texi (Software development): Add a direntry for g++.
7917 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
7919 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
7920 stale and straggling -fforce-addr comments above.
7922 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
7924 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
7925 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
7927 2008-01-23 Michael Matz <matz@suse.de>
7930 * dwarf2out.c (force_type_die): Use modified_type_die instead of
7933 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
7935 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
7938 2008-01-23 Anatoly Sokolov <aesok@post.ru>
7940 * config/avr/avr.c (avr_current_arch): New variable.
7941 (avr_arch_types): Add 'avr31' and 'avr51' entries.
7942 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
7943 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
7944 (avr_override_options): Init 'avr_current_arch'.
7945 (base_arch_s): Move from here...
7946 * config/avr/avr.h (base_arch_s): ... here. Add new members
7947 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
7948 'mega' to 'have_jmp_call'.
7949 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
7950 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
7952 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
7954 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7955 MULTILIB_MATCHES): (Ditto.).
7957 2008-01-23 Richard Guenther <rguenther@suse.de>
7960 * cgraphunit.c (cgraph_reset_node): Always mark the node
7961 not reachable if it is not queued already.
7963 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
7965 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
7966 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
7967 (cputype_selected): New static variable.
7968 (bfin_handle_option): Set it if -mcpu is used.
7969 (override_option): Select default set of workarounds if no cpu type
7970 selected on the command line.
7971 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
7973 From Michael Frysinger <michael.frysinger@analog.com>
7974 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
7975 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
7977 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
7978 for bf547, bf523, bf524, and bf526.
7979 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
7981 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7982 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
7983 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
7984 __ADSPBF547__ and __ADSPBF54x__ for bf547.
7985 * doc/invoke.texi (Blackfin Options): Document that
7986 -mcpu now accept bf547, bf523, bf524, and bf526.
7988 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
7990 PR rtl-optimization/34628
7991 * combine.c (try_combine): Stop and undo after the first combination
7992 if an autoincrement side-effect on the first insn has effectively
7995 2008-01-22 David Edelsohn <edelsohn@gnu.org>
7998 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7999 Offset addresses are not valid for Altivec or paired float modes.
8001 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8004 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8005 if DECL_INITIAL (decl) is error_mark_node.
8008 * c-common.c (handle_vector_size_attribute): Only allow
8009 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8010 the same way as pointer, array etc. types.
8011 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8014 * tree.c (build_type_attribute_qual_variant): Call
8015 build_qualified_type if attributes are equal, but quals are not.
8017 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8020 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8021 * flags.h (warn_strict_aliasing): Remove.
8022 (warn_strict_overflow): Remove.
8023 * opts.c (warn_strict_aliasing): Remove.
8024 (warn_strict_overflow): Remove.
8025 * c-opts.c (c_common_handle_option): -Wall only sets
8026 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8027 (c_common_post_options): Give default values to -Wstrict-aliasing
8028 and -Wstrict-overflow if they are uninitialized.
8029 * common.opt (Wstrict-aliasing): Specify Var and Init.
8030 (Wstrict-overflow): Likewise.
8032 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8034 PR rtl-optimization/26854
8035 PR rtl-optimization/34400
8036 PR rtl-optimization/34884
8037 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8039 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8040 (df_rd_bb_info.expanded_lr_out): Deleted
8041 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8042 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8043 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8044 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8045 Removed code to allocate, initialize or free expanded_lr_out.
8046 (df_rd_bb_local_compute_process_def): Restructured to make more
8048 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8049 sets if the sets are being trimmed.
8051 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8054 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8055 (as_vers): Likewise.
8056 * configure: Regenerated.
8058 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8061 * tree-pass.h (pass_build_alias): New pass.
8062 * tree-ssa-alias.c (gate_build_alias): New.
8063 (pass_build_alias): New.
8064 * passes.c (init_optimization_passes): Add pass_build_alias after
8065 pass_create_structure_vars.
8067 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8069 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8070 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8071 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8072 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8073 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8074 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8075 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8076 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8077 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8078 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8079 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8080 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8081 * config/s390/s390.md (FP_ALL): New mode iterator.
8082 (_d): New mode attribute.
8083 ("*signbit<mode>2>"): Changed mode of first operand.
8084 ("isinf<mode>2"): Changed mode of first operand.
8085 ("*TDC_insn"): Adaptation for DFP modes.
8087 2008-01-22 Ben Elliston <bje@au.ibm.com>
8089 * tree.c (check_qualified_type): Improve function description.
8091 2008-01-21 Jason Merrill <jason@redhat.com>
8094 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8095 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8098 2008-01-21 DJ Delorie <dj@redhat.com>
8100 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
8103 2008-01-21 Richard Guenther <rguenther@suse.de>
8106 * tree-cfg.c (verify_expr): Allow all invariant expressions
8107 instead of just constant class ones as reference argument.
8108 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
8109 like any other constant.
8110 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8112 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
8114 * regmove.c (fixup_match_1): Update call crossed frequencies.
8116 2008-01-21 Richard Guenther <rguenther@suse.de>
8119 * tree-inline.c (setup_one_parameter): Deal with mismatched
8120 types using a VIEW_CONVERT_EXPR.
8122 2008-01-21 Alon Dayan <alond@il.ibm.com>
8123 Olga Golovanevsky <olga@il.ibm.com>
8125 PR tree-optimization/34701
8126 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
8127 when the structure size is not a power of 2.
8129 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
8131 * doc/install.texi: Add doc for --enable-checking=df.
8133 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
8135 PR rtl-optimization/34808
8136 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
8138 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8140 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
8143 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8145 PR rtl-optimization/26854
8146 PR rtl-optimization/34400
8147 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
8149 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
8150 (df_rd_bb_info.expanded_lr_out): New.
8151 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
8152 * loop_iv.c (iv_analysis_loop_init): Ditto.
8153 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8154 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8155 Added code to allocate, initialize or free expanded_lr_out.
8156 (df_rd_bb_local_compute_process_def): Restructured to make
8157 more understandable.
8158 (df_rd_confluence_n): Add code to do nothing with fake edges and
8159 code to no apply invalidate_by_call sets if the sets are being trimmed.
8160 (df_lr_local_finalize): Renamed to df_lr_finalize.
8161 (df_live_local_finalize): Renamed to df_live_finalize.
8163 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8166 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
8167 deciding whether to use reciprocal instructions.
8169 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
8171 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
8172 dwarf2out_note_section_used if cold_text_section is NULL.
8174 2008-01-19 Jakub Jelinek <jakub@redhat.com>
8176 PR gcov-profile/34610
8177 * tree-cfg.c (make_edges): Mark both outgoing edges from
8178 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
8179 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
8180 from OMP_FOR and OMP_CONTINUE outgoing edges.
8182 * tree-profile.c (tree_profiling): Return early if
8183 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
8185 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
8186 from cfun to child_cfun.
8187 * function.h (struct function): Add after_tree_profile bit.
8189 2008-01-19 Anatoly Sokolov <aesok@post.ru>
8191 * config/avr/avr.S (_exit): Disable interrupt.
8193 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8194 Steven Bosscher <stevenb.gcc@gmail.com>
8196 PR rtl-optimization/26854
8197 PR rtl-optimization/34400
8198 * df-problems.c (df_live_scratch): New scratch bitmap.
8199 (df_live_alloc): Allocate df_live_scratch when doing df_live.
8200 (df_live_reset): Clear the proper bitmaps.
8201 (df_live_bb_local_compute): Only process the artificial defs once
8202 since the order is not important.
8203 (df_live_init): Init the df_live sets only with the variables
8204 found live by df_lr.
8205 (df_live_transfer_function): Use the df_lr sets to prune the
8206 df_live sets as they are being computed.
8207 (df_live_free): Free df_live_scratch.
8209 2008-01-18 Ian Lance Taylor <iant@google.com>
8211 * common.opt: Add fmerge-debug-strings.
8212 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
8213 flag_merge_debug_strings rather than flag_merge_constants.
8214 * doc/invoke.texi (Option Summary): Mention
8215 -fmerge-debug-strings.
8216 (Debugging Options): Document -fmerge-debug-strings.
8218 2008-01-18 Ian Lance Taylor <iant@google.com>
8221 * tree.h (DECL_IS_OPERATOR_NEW): Define.
8222 (struct tree_function_decl): Add new field operator_new_flag.
8223 * tree-inline.c (expand_call_inline): When inlining a call to
8224 operator new, force the return value to go into a variable, and
8225 set DECL_NO_TBAA_P on that variable.
8226 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
8228 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
8231 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
8232 DWARF2_DEBUGGING_INFO.
8233 (dwarf2out_note_section_used): Ditto. Add prototype.
8234 (have_multiple_function_sections, text_section_used,
8235 cold_text_section_used, *cold_text_sections): Move declarations
8238 2008-01-17 Bob Wilson <bob.wilson@acm.org>
8240 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
8241 field and add signal_ra.
8242 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
8243 assignments to frame state pc. Move end of stack check after
8244 MD_FALLBACK_FRAME_STATE_FOR.
8245 (uw_update_context_1): Use frame state signal_regs if set, instead
8246 of checking signal_frame flag.
8247 (uw_update_context): Use frame state signal_ra if set.
8248 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
8249 * config/xtensa/linux-unwind.h: New file.
8251 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
8253 * modulo-sched.c (get_sched_window): Fix comment typo.
8255 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
8257 PR tree-optimization/34648
8258 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
8260 2008-01-17 Anatoly Sokolov <aesok@post.ru>
8262 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
8263 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
8265 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
8267 PR rtl-optimization/34400
8268 * df-core.c (df_worklist_dataflow_overeager,
8269 df_worklist_dataflow_doublequeue): New functions.
8270 (df_worklist_dataflow): Two different worklist solvers.
8271 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
8274 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8277 * doc/invoke.texi: Document the dependence on pthread for fopenmp
8278 and ftree-parallelize-loops.
8280 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
8282 PR rtl-optimization/34826
8283 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
8285 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
8287 * global.c (find_reg): Mark the eh regs as used if necessary.
8288 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
8289 * ra.h (struct allocno): no_eh_reg field added. Changed
8290 no_stack_reg type to bitfield.
8292 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
8294 * tree.c (substitute_in_expr): Add missing 'break'.
8296 2008-01-17 Richard Guenther <rguenther@suse.de>
8298 PR tree-optimization/34825
8299 * tree-ssa-math-opts.c (is_division_by): Do not recognize
8300 x / x as division to handle.
8302 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8304 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
8305 "-pthread" is specified.
8306 * pa-hpux11.h (LIB_SPEC): Likewise.
8308 2008-01-16 Janis Johnson <janis187@us.ibm.com>
8309 Peter Bergner <bergner@vnet.ibm.com>
8311 PR rtl-optimization/33796
8312 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
8314 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8316 PR libgfortran/34699
8317 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
8319 * pa-hpux10.h (LINK_SPEC): Likewise.
8320 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
8322 2008-01-16 Richard Guenther <rguenther@suse.de>
8325 * fold-const.c (fold_convert_const_int_from_int): Do not
8326 set overflow if that occured only because of a sign extension
8327 change when converting from/to a sizetype with the same
8328 precision and signedness.
8330 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8333 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
8334 location address to the correct place. Update copyright year.
8336 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8338 * lambda-code.c (lambda_transform_legal_p): Handle the case of
8339 no dependences in the dependence_relations vector.
8341 2008-01-16 Jan Hubicka <jh@suse.cz>
8343 PR rtl-optimization/31396
8344 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
8345 * cfg.c (dump_reg_info): Print it.
8346 * regs.h (struct reg_info_t): add freq_calls_crossed.
8347 (REG_FREQ_CALLS_CROSSED): New macro.
8348 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
8349 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
8350 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
8351 regmove_optimize): Update call crossed frequencies.
8352 * local-alloc.c (struct qty): Add freq_calls_crossed.
8353 (alloc_qty): Copute freq_calls_crossed.
8354 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
8355 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
8356 * ra.h (struct allocno): Add freq_calls_crossed.
8358 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8360 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
8361 libgomp when compiling with ftree-parallelize-loops.
8362 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
8364 2008-01-16 Richard Guenther <rguenther@suse.de>
8366 PR tree-optimization/34769
8367 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
8368 * tree.c (int_cst_value): Instead make this function more
8369 permissive in what it accepts as valid input. Document this
8370 function always sign-extends the value.
8372 2008-01-16 Jakub Jelinek <jakub@redhat.com>
8373 Richard Guenther <rguenther@suse.de>
8376 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
8377 (gimple_fold_indirect_ref_rhs): ... this.
8378 (gimple_fold_indirect_ref): New function with foldings
8379 that preserve lvalueness.
8380 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
8381 * tree-flow.h (gimple_fold_indirect_ref): Declare.
8382 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
8383 to fold an INDIRECT_REF, fall back to the old use of
8384 fold_indirect_ref_1.
8386 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8388 * tree-data-ref.c (subscript_dependence_tester_1): Call
8389 free_conflict_function.
8390 (compute_self_dependence): Same.
8392 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8395 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
8396 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
8398 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
8399 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
8400 for DWARF2_UNWIND_INFO targets.
8402 2008-01-16 Richard Guenther <rguenther@suse.de>
8405 * c-typeck.c (common_pointer_type): Do not merge inconsistent
8406 type qualifiers for function types.
8408 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
8410 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
8411 loop_iterator li from previous commit.
8413 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
8415 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
8417 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8419 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
8420 (parallelize_loops): Don't parallelize irreducible components.
8422 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8425 * c-opts (c_common_post_options): Do not enable CPP
8426 flag_pedantic_errors by default.
8428 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
8430 PR rtl-optimization/31944
8431 * cse.c (remove_pseudo_from_table): New function.
8432 (merge_equiv_classes): Use above function to remove pseudo-registers.
8433 (invalidate): Likewise.
8435 2008-01-13 Richard Guenther <rguenther@suse.de>
8438 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
8439 instead of TYPE_MODE to deal with calls from expand_one_error_var.
8441 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
8443 * gcse.c (cprop_jump): Call validate_unshare_change instead of
8444 validate_change to unshare the source of the PC set.
8446 2008-01-12 Jan Hubicka <jh@suse.cz>
8449 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
8450 references above array bounds. This might trigger bounds checks for
8453 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8455 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
8456 new_replaceable_dependencies.
8458 2008-01-12 Doug Kwan <dougkwan@google.com>
8460 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
8461 instead of OPT_Wreturn_type in warning due to ignored return type
8463 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
8464 options included in -Wextra.
8465 * c.opt: New option -Wignored_qualifiers.
8466 * doc/invoke.texi (Warning Options, -Wextra): Add new option
8467 -Wignore_qualifiers.
8468 (-Wignored-qualifiers): Document.
8469 (-Wreturn-type): Remove description of functionality now handled
8470 by -Wignored-qualifiers.
8472 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
8475 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
8476 NOP_EXPR if it is between integral types with the same precision.
8478 2008-01-12 Jan Hubicka <jh@suse.cz>
8481 * invoke.texi (max-inline-recursive-depth): Fix default value.
8483 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
8485 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
8488 2008-01-11 Bob Wilson <bob.wilson@acm.org>
8490 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
8492 2008-01-11 James E. Wilson <wilson@specifix.com>
8495 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
8497 2008-01-11 Anatoly Sokolov <aesok@post.ru>
8499 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
8500 save/restore frame pointer register and don't use 'call-prologues'
8501 optimization in function with "OS_task" attribute.
8503 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
8506 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
8507 when copying to memory.
8509 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
8511 PR rtl-optimization/30905
8512 * cfgcleanup.c: Include dce.h
8513 (crossjumps_occured): New global variable.
8514 (try_crossjump_bb): Exit loop after finding a fallthru edge.
8515 If something changed, set crossjumps_occured to true.
8516 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
8517 Don't add/remove fake edges to exit here...
8518 (cleanup_cfg): ...but do it here, when crossjumping.
8519 Run a fast DCE when successful crossjumps occured in the latest
8520 iteration of try_optimize_cfg.
8522 2008-01-11 Richard Guenther <rguenther@suse.de>
8524 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
8525 (struct vn_unary_op_s): Likewise.
8526 (vn_reference_insert): Free old reference on hash collision.
8528 2008-01-10 Raksit Ashok <raksit@google.com>
8530 PR rtl-optimization/27971
8531 * combine.c (find_split_point): Split PLUS expressions which are
8532 inside a MEM rtx, and whose first operand is complex.
8534 2008-01-10 DJ Delorie <dj@redhat.com>
8536 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
8537 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
8538 (m32c_hard_regno_ok): Call the underlying function.
8540 2008-01-10 Richard Guenther <rguenther@suse.de>
8543 * tree-cfg.c (tree_merge_blocks): Do not go through the
8544 full-blown folding and stmt updating path if we just deal
8545 with virtual operands.
8546 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
8547 test for abnormal SSA_NAMEs.
8549 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
8552 * reload.c (push_reload): Add assertions. All constants from
8553 reg_equiv_constant should have been used for replacing the respective
8555 (find_reloads_address): Invoke find_reloads_address_part for
8556 constant taken from the reg_equiv_constant array.
8558 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
8560 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
8561 field (valnum) the first in the struct. Replace bools with
8564 2008-01-10 Richard Guenther <rguenther@suse.de>
8566 PR tree-optimization/34651
8567 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
8568 types and ordering for masking and converting.
8570 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
8572 PR tree-optimization/34017
8573 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
8574 also for PHI_NODE expressions.
8576 2008-01-09 Jan Hubicka <jh@suse.cz>
8578 PR tree-optimization/34708
8579 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
8580 based on number of case labels.
8581 (init_inline_once): Remove switch_cost.
8582 * tree-inline.h (eni_weights_d): Remove switch_cost.
8584 2008-01-09 Richard Guenther <rguenther@suse.de>
8585 Andrew Pinski <andrew_pinski@playstation.sony.com>
8588 * gimplify.c (gimplify_cond_expr): Do not create an addressable
8589 temporary if an rvalue is ok or an lvalue is not required.
8591 2008-01-09 Richard Guenther <rguenther@suse.de>
8594 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
8597 2008-01-09 Richard Guenther <rguenther@suse.de>
8600 * tree.c (host_integerp): Check for sizetype only if the
8601 type is an integer type.
8603 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
8606 * opts.c (decode_options): Disable inlining of functions called
8607 once if not in unit-at-a-time mode.
8609 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
8611 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
8613 2008-01-08 Richard Guenther <rguenther@suse.de>
8616 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
8617 out early if the result will be unused.
8619 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8624 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8625 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8628 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
8630 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
8631 for vectorization tuned.
8633 2008-01-08 Richard Guenther <rguenther@suse.de>
8635 PR tree-optimization/34683
8636 * tree-ssa-operands.c (operand_build_cmp): Export.
8637 * tree-ssa-operands.h (operand_build_cmp): Declare.
8638 * tree-vn.c (vuses_compare): Remove.
8639 (sort_vuses): Use operand_build_cmp.
8640 (sort_vuses_heap): Likewise.
8641 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
8642 to re-use old VEC if available. Do not sort already sorted VUSEs.
8643 (vdefs_to_vec): Do not sort already sorted VDEFs.
8645 2008-01-08 Jakub Jelinek <jakub@redhat.com>
8648 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
8650 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8653 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
8654 limitations of reciprocal sequences on x86 targets.
8656 2008-01-08 Richard Guenther <rguenther@suse.de>
8658 PR tree-optimization/34683
8659 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
8661 2008-01-07 Jakub Jelinek <jakub@redhat.com>
8664 * config/darwin.c (darwin_mergeable_string_section): Don't use
8665 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
8667 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
8670 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
8671 negxf2. Macroize expander using X87MODEF mode iterator. Change
8672 predicates of op0 and op1 to register_operand.
8673 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
8674 expander using X87MODEF mode iterator. Change predicates of
8675 op0 and op1 to register_operand.
8676 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
8677 corresponding patterns and macroize using MODEF macro. Change
8678 predicates of op0 and op1 to register_operand and remove
8679 "m" constraint. Disparage "r" alternative with "!".
8680 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
8681 macroize using X87MODEF macro. Change predicates of op0 and op1
8682 to register_operand and remove "m" constraint. Disparage "r"
8683 alternative with "!".
8684 (absneg splitter with memory operands): Remove.
8685 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
8686 patterns and macroize using X87MODEF mode iterator.
8687 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
8688 Change predicate of op1 to register_operand.
8689 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
8690 for memory operands.
8692 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
8694 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
8696 2008-01-07 Richard Guenther <rguenther@suse.de>
8698 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
8701 2008-01-07 Richard Guenther <rguenther@suse.de>
8703 PR tree-optimization/34683
8704 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
8705 VOPs of the needed size to save memory. Use VEC_quick_push
8706 to save compile-time.
8707 (vdefs_to_vec): Likewise.
8709 2008-01-07 Sa Liu <saliu@de.ibm.com>
8711 * config/spu/spu.md (divdf3): Genetate inline code for double
8712 division. The implementation doesn't handle INF or NAN, therefore it
8713 only applies when -ffinite-math-only is given.
8715 2008-01-06 Paolo Carlini <pcarlini@suse.de>
8718 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
8719 * doc/cpp.texi ([Common Predefined Macros]): Document.
8721 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
8723 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
8724 order to use commutative addition instead of subtraction.
8726 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8727 Mircea Namolaru <namolaru@il.ibm.com>
8728 Vladimir Yanovsky <yanov@il.ibm.com>
8729 Revital Eres <eres@il.ibm.com>
8731 PR tree-optimization/34263
8732 * tree-outof-ssa.c (process_single_block_loop_latch,
8733 contains_tree_r): New functions.
8734 (analyze_edges_for_bb): Call process_single_block_loop_latch
8735 function to empty single-basic-block latch block if possible.
8737 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8739 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8741 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
8743 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8745 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
8747 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8749 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
8751 2008-01-05 Jakub Jelinek <jakub@redhat.com>
8753 PR tree-optimization/34618
8754 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
8757 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8760 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
8761 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
8762 Update copyright year.
8764 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
8765 Update copyright year.
8766 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
8769 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
8771 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
8772 edge does not point to current bb before changing need_assert.
8774 2008-01-04 Richard Guenther <rguenther@suse.de>
8777 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
8778 for verifying purposes if they are is_gimple_min_invariant.
8780 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
8782 PR tree-optimization/34448
8783 PR tree-optimization/34465
8784 * gimplify.c (gimplify_init_constructor): Add new parameter
8785 notify_temp_creation. Use it.
8786 (gimplify_modify_expr_rhs): Take volatiles into account when
8787 optimizing constructors.
8788 Do not optimize constructors if gimplify_init_constructor will dump to
8790 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
8791 * gcc.c-torture/compile/pr34448.c: New.
8793 2008-01-04 Jakub Jelinek <jakub@redhat.com>
8795 PR gcov-profile/34609
8796 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
8797 return_slot if result is TREE_ADDRESSABLE.
8799 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
8801 * config/mips/mips.md (sqrt_condition): Tweak comment.
8802 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
8804 2008-01-03 Tom Tromey <tromey@redhat.com>
8807 * c-common.c (c_type_hash): Handle VLAs.
8809 2008-01-03 Jan Hubicka <jh@suse.cz>
8811 PR tree-optimization/31081
8812 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
8813 0 when inlining and not inlining to first basic block.
8814 (remap_decl): When var is initialized to 0, don't set default_def.
8815 (expand_call_inline): Set entry_bb.
8816 * tree-inline.h (copy_body_data): Add entry_bb.
8818 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8821 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
8824 PR tree-optimization/29484
8825 * tree-inline.c (inline_forbidden_p_2): New function.
8826 (inline_forbidden_p): Disallow inlining if some static var
8827 has an address of a local LABEL_DECL in its initializer.
8828 * doc/extend.texi (Labels as Values): Document &&foo behaviour
8831 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
8833 PR tree-optimization/34635
8834 * tree-data-ref.c (add_other_self_distances): Make sure that the
8835 evolution step is constant.
8837 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8840 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
8842 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
8844 * tree-sra.c (scalarize_init): Insert the generate_element_init
8845 statements after the generate_element_zero statements.
8847 2008-01-02 Richard Guenther <rguenther@suse.de>
8851 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
8852 for very large number of operands instead of ICEing.
8854 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
8857 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
8858 while stack probing.
8860 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
8862 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
8865 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
8868 * tree-mudflap.c (mx_register_decls): Guard warning by
8869 !DECL_ARTIFICIAL check.
8871 2008-01-01 Jakub Jelinek <jakub@redhat.com>
8873 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
8874 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
8875 sse5_perm<mode>): Fix constraints.