1 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3 * calls.c (avoid_likely_spilled_reg): New function.
6 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
10 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
12 * config/mips/predicates.md (const_call_insn_operand): Invoke
13 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
15 2007-08-10 David Edelsohn <edelsohn@gnu.org>
18 * config/rs6000/driver-rs6000.c: Include link.h.
19 Use ElfW instead of wordsize-specif typedef.
21 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23 * system.h (CONST_CAST): New.
24 * c-decl.c (c_make_fname_decl): Use it.
25 * c-lex.c (cb_ident, lex_string): Likewise.
26 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
27 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
28 give_switch, set_multilib_dir): Likewise.
29 * gengtype-parse.c (string_seq, typedef_name): Likewise.
30 * passes.c (execute_one_pass): Likewise.
31 * prefix.c (update_path): Likewise.
32 * pretty-print.c (pp_base_destroy_prefix): Likewise.
33 * tree.c (build_string): Likewise.
35 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
37 * tree-flow-inline.h (is_exec_stmt): Remove.
38 (is_label_stmt): Remove.
39 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
42 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
44 * lower-subreg.c (resolve_shift_zext): Don't adjust
45 src_reg_num for wordmode operands.
47 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
48 David Ung <davidu@mips.com>
50 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
51 (TARGET_SCHED_REORDER2): Define.
52 (mips_maybe_swap_ready): New.
53 (mips_last_74k_agen_insn): New.
54 (mips_74k_agen_init): New.
55 (mips_74k_agen_reorder): New function to group loads and stores
57 (mips_sched_init): New.
58 (mips_sched_reorder): Don't do initialization here. Call
59 mips_74k_agen_reorder.
60 (mips_variable_issue): Call mips_74k_agen_init.
62 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
64 * tree-flow-inline.h (get_filename): Remove.
66 2007-08-10 Richard Sandiford <richard@codesourcery.com>
68 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
70 (mips_fetch_insns): Delete in favor of...
71 (mips_load_store_insns): ...this new function.
72 * config/mips/mips.c (mips_address_insns): Add a boolean argument
73 to say whether multiword moves _might_ be split.
74 (mips_fetch_insns): Delete in favor of...
75 (mips_load_store_insns): ...this new function.
76 (mips_rtx_costs): Update the call to mips_address_insns.
77 (mips_address_cost): Likewise.
78 * config/mips/mips.md (length): Use mips_load_store_insns instead
80 * config/mips/constraints.md (R): Use mips_address_insns rather
81 than mips_fetch_insns. Assume that the move never needs to be split.
83 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
85 * config/mips/mips.opt (mhard-float, msoft-float): Make these
86 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
87 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
88 * config/mips/mips.h (mips16_hard_float): Delete.
89 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
90 definitions, and replace with....
91 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
92 * config/mips/mips.c (mips16_hard_float): Delete. Replace
93 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
94 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
95 (override_options): Replace MASK_SOFT_FLOAT references with
96 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
97 and mips16_hard_float when TARGET_MIPS16.
99 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
102 * c-typeck.c (build_binary_op): Check for non pointer types before
103 calling int_fits_type_p.
105 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
108 * fold-const.c (omit_one_operand): Return only the ommitted expression
109 if the result is an empty statement.
110 (pedantic_omit_one_operand): Likewise.
112 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
114 * c-typeck.c (readonly_error): Improve error for assignment.
116 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
118 (pp_c_expression): Ditto.
120 2007-08-09 Simon Baldwin <simonb@google.com>
122 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
123 break that was preventing simplify_associative_operation() for xor.
125 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
126 Nigel Stephens <nigel@mips.com>
128 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
129 Document change in interpretation of value from boolean to
131 * optabs.c (expand_ffs, expand_ctz): New functions to compute
132 ffs and ctz using clz.
133 (expand_unop): Call them.
134 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
136 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
137 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
138 enable the new ffs expansion on this target.
140 2007-08-09 Jan Hubicka <jh@suse.cz>
142 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
143 (expand_ternary_op): Likewise.
144 (expand_vec_shift_expr): Likewise.
145 (expand_binop_directly): Likewise.
146 (expand_binop): Likewise.
147 (sign_expand_binop): Likewise.
148 (expand_twoval_unop): Likewise.
149 (expand_twoval_binop): Likewise.
150 (expand_twoval_binop_libfunc): Likewise.
151 (widen_clz): Likewise.
152 (widen_bswap): Likewise.
153 (expand_parity): Likewise.
154 (expand_unop): Likewise.
155 (expand_abs_nojump): Likewise.
156 (expand_copysign): Likewise.
157 (emit_no_conflict_block): Likewise.
158 (emit_libcall_block): Likewise.
159 (can_compare_p): Likewise.
160 (prepare_cmp_insn): Likewise.
161 (emit_cmp_and_jump_insn_1): Likewise.
162 (prepare_float_lib_cmp): Likewise.
163 (emit_conditional_add): Likewise.
164 (gen_add2_insn): Likewise.
165 (have_add2_insn): Likewise.
166 (gen_sub2_insn): Likewise.
167 (have_sub2_insn): Likewise.
168 (can_extend_p): Likewise.
169 (can_fix_p): Likewise.
170 (can_float_p): Likewise.
171 (expand_float): Likewise.
172 (expand_fix): Likewise.
173 (expand_sfix_optab): Likewise.
174 (new_optab): Likewise.
175 (new_convert_optab): Likewise.
176 (init_libfuncs): Likewise.
177 (init_interclass_conv_libfuncs): Likewise.
178 (init_intraclass_conv_libfuncs): Likewise.
179 (set_conv_libfunc): Likewise.
180 (init_optabs): Likewise.
181 (debug_optab_libfuncs): Likewise.
182 (gen_cond_trap): Likewise.
183 * optabs.h (optab_handler, convert_optab_hanlder): New.
184 * genopinit.c: Update optabs generation table.
185 * reload.c (find_reloads_address_1): Use optabs accestors.
186 * builtins.c (expand_builtin_mathfn): Likewise.
187 (expand_builtin_mathfn_2): Likewise.
188 (expand_builtin_mathfn_3): Likewise.
189 (expand_builtin_interclass_mathfn): Likewise.
190 (expand_builtin_sincos): Likewise.
191 (expand_builtin_cexpi): Likewise.
192 (expand_builtin_powi): Likewise.
193 (expand_builtin_strlen): Likewise.
194 * dojump.c (do_jump): Likewise.
195 * expr.c (convert_move): Likewise.
196 (move_by_pieces): Likewise.
197 (move_by_pieces_ninsns): Likewise.
198 (can_store_by_pieces): Likewise.
199 (store_by_pieces_1): Likewise.
200 (emit_move_via_integer): Likewise.
201 (emit_move_complex): Likewise.
202 (emit_move_ccmode): Likewise.
203 (emit_move_insn_1): Likewise.
204 (emit_single_push_insn): Likewise.
205 (store_constructor): Likewise.
206 (expand_expr_real_1): Likewise.
207 (do_store_flag): Likewise.
208 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
209 (enumerate_modes): Likewise.
210 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
211 (supportable_widening_operation): Likewise.
212 (supportable_narrowing_operation): Likewise.
213 * expmed.c (store_bit_field_1): Likewise.
214 (extract_bit_field_1): Likewise.
215 (expand_mult_highpart_optab): Likewise.
216 (expand_smod_pow2): Likewise.
217 (expand_divmod): Likewise.
218 (emit_store_flag): Likewise.
219 * tree-vect-patterns.c
220 (vect_pattern_recog_1): Likewise.
221 * tree-ssa-loop-prefetch.c
222 (nontemporal_store_p): Likewise.
223 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
224 (vect_create_epilog_for_reduction): Likewise.
225 (vectorizable_reduction): Likewise.
226 (vectorizable_operation): Likewise.
227 (vect_strided_store_supported): Likewise.
228 (vectorizable_store): Likewise.
229 (vect_strided_load_supported): Likewise.
230 (vectorizable_load): Likewise.
231 * combine.c (simplify_comparison): Likewise.
232 * tree-vect-generic.c
233 (type_for_widest_vector_mode): Likewise.
234 (expand_vector_operations_1): Likewise.
235 * config/spu/spu.c (spu_expand_mov): Likewise.
236 (spu_emit_vector_compare): Likewise.
237 * config/rs6000/rs6000.c
238 (rs6000_emit_vector_compare): Likewise.
239 * stmt.c (add_case_node): Likewise.
240 * reload1.c (gen_reload):
242 2007-08-09 Michael Matz <matz@suse.de>
244 * tree.h (fixed_zerop): Declare as taking a const_tree.
245 * tree.c (fixed_zerop): Take a const_tree.
247 2007-08-09 Ira Rosen <irar@il.ibm.com>
249 * tree-vect-transform.c (vectorizable_store): Remove call to
250 copy_virtual_operands() and call mark_symbols_for_renaming() for
251 the created vector store.
252 (vect_setup_realignment): Don't call copy_virtual_operands() and
253 update_vuses_to_preheader().
254 (vectorizable_load): Don't call copy_virtual_operands().
255 (update_vuses_to_preheader): Remove.
257 2007-08-08 Chao-ying Fu <fu@mips.com>
259 * tree.def (FIXED_POINT_TYPE): New type.
260 (FIXED_CST): New constant.
261 (FIXED_CONVERT_EXPR): New expr.
262 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
263 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
264 * tree.h (struct tree_base): Add saturating_flag.
265 Remove one bit of spare for saturating_flag.
266 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
267 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
268 FIXED_POINT_TYPE_P): Define.
269 (TYPE_SATURATING): Define.
270 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
271 (struct tree_fixed_cst): New.
272 (TYPE_IBIT, TYPE_FBIT): Define.
273 (tree_node): Add fixed_cst.
274 (enum tree_index): Add new enumeration values of
275 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
276 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
277 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
278 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
279 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
280 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
281 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
282 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
283 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
284 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
285 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
286 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
287 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
288 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
289 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
290 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
291 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
292 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
293 (sat_short_fract_type_node, sat_fract_type_node,
294 sat_long_fract_type_node, sat_long_long_fract_type_node,
295 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
296 sat_unsigned_long_fract_type_node,
297 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
298 fract_type_node, long_fract_type_node, long_long_fract_type_node,
299 unsigned_short_fract_type_node, unsigned_fract_type_node,
300 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
301 sat_short_accum_type_node, sat_accum_type_node,
302 sat_long_accum_type_node, sat_long_long_accum_type_node,
303 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
304 sat_unsigned_long_accum_type_node,
305 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
306 accum_type_node, long_accum_type_node, long_long_accum_type_node,
307 unsigned_short_accum_type_node, unsigned_accum_type_node,
308 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
309 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
310 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
311 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
312 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
313 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
314 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
315 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
316 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
317 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
318 sat_uda_type_node, sat_uta_type_node): New macro.
319 (make_fract_type, make_accum_type): Declare.
320 (make_signed_fract_type, make_unsigned_fract_type,
321 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
322 make_signed_accum_type, make_unsigned_accum_type,
323 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
324 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
325 make_or_reuse_sat_signed_fract_type,
326 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
327 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
328 make_or_reuse_sat_unsigned_accum_type): New macro.
329 (fixed_zerop): Declare.
330 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
331 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
332 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
333 LONG_LONG_ACCUM_TYPE_SIZE): Define.
334 * treestruct.def: Add TS_FIXED_CST.
335 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
337 (tree-dump.o): Likewise.
338 (print-tree.o): Likewise.
339 (tree-pretty-print.o): Likewise.
340 (fold-const.o): Likewise.
341 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
342 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
343 (is_gimple_min_invariant): Handle FIXED_CST.
344 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
345 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
346 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
347 (layout_type): Handle FIXED_POINT_TYPE.
348 (make_fract_type, make_accum_type): New functions.
349 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
350 * tree-dump.c (fixed-value.h): New include.
351 (dump_fixed): New function.
352 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
353 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
354 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
355 * tree-pretty-print.c (fixed-value.h): New include.
356 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
358 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
359 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
360 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
361 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
362 for non-saturating fixed-point types.
363 (reassociate_bb): Likewise.
364 * emit-rtl.c (fixed-value.h): New include.
365 (fconst0, fconst1): New array.
366 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
367 * tree-vect-generic.c expand_vector_operation): Support
368 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
370 (type_for_widest_vector_mode): Add one parameter for the
372 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
374 Pass the satp parameter to type_for_mode for fixed-point types.
375 (expand_vector_operations_1): Pass the saturating flag to
376 type_for_widest_vector_mode.
377 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
378 and MODE_VECTOR_UACCUM.
379 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
380 (vectorizable_condition): Likewise.
381 * tree.c (fixed-value.h): New include.
382 (tree_code_size): Support FIXED_CST.
383 (build_fixed): New function.
384 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
385 (fixed_zerop): New function.
386 (tree_node_structure): Support FIXED_CST.
387 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
388 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
389 (type_hash_eq): Handle FIXED_POINT_TYPE.
390 (simple_cst_equal): Support FIXED_CST.
391 (iterative_hash_expr): Handle FIXED_CST.
392 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
393 (get_narrower): Likewise.
394 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
395 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
396 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
397 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
399 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
400 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
401 (initializer_zerop): Support FIXED_CST.
402 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
403 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
404 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
405 (is_base_type): Handle FIXED_POINT_TYPE.
406 (add_type_attribute): Handle FIXED_POINT_TYPE.
407 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
408 * print-tree.c (fixed-value.h): New include.
409 (print_node_brief): Support FIXED_CST.
410 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
411 * c-pretty-print.c (fixed-value.h): New include.
412 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
413 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
414 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
415 Support fixed-point types for inner items in VECTOR_TYPE.
416 (pp_c_direct_declarator): Likewise.
417 (pp_c_declarator): Likewise.
418 (pp_c_fixed_constant): New function.
419 (pp_c_constant): Handle FIXED_CST.
420 (pp_c_primary_expression): Likewise.
421 (pp_c_expression): Likewise.
422 * fold-const.c (fixed-value.h): New include.
423 (negate_expr_p): Return true for FIXED_CST.
424 (fold_negate_expr): Support FIXED_CST.
425 (split_tree): Support FIXED_CST.
426 (const_binop): Support FIXED_CST.
427 (fold_convert_const_int_from_fixed): New function to convert from
429 (fold_convert_const_real_from_fixed): New function to convert from
431 (fold_convert_const_fixed_from_fixed): New function to convert from
432 fixed to another fixed.
433 (fold_convert_const_fixed_from_int): New function to convert from
435 (fold_convert_const_fixed_from_real): New function to convert from
437 (fold_convert_const): Support conversions from fixed to int, from
438 fixed to real, from fixed to fixed, from int to fixed, and from real
440 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
441 (operand_equal_p): Support FIXED_CST.
442 (make_range): For fixed-point modes, we need to pass the
443 saturating flag as the 2nd parameter.
444 (tree_swap_operands_p): Handle FIXED_CST.
445 (fold_plusminus_mult_expr): For fract modes, we cannot generate
447 (fold_unary): Support FIXED_CONVERT_EXPR.
448 (fold_binary): Handle FIXED_CST.
449 Make sure the type is not saturating, before associating operations.
450 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
451 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
452 (fold_negate_const): Support FIXED_CST.
453 (fold_relational_const): Support FIXED_CST.
454 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
455 (gimplify_expr): Handle FIXED_CST.
456 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
457 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
458 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
459 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
460 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
461 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
462 LONG_LONG_ACCUM_TYPE_SIZE.
463 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
464 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
465 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
466 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
467 MODE_ACCUM, and MODE_UACCUM.
468 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
469 fixed-point types to disable reduction.
470 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
472 2007-08-08 David Edelsohn <edelsohn@gnu.org>
474 * config/rs6000/x-rs6000: New file.
475 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
476 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
477 (EXTRA_SPEC_FUNCTIONS): Define.
478 (HAVE_LOCAL_CPU_DETECT): Define.
479 (CC1_CPU_SPEC): Define.
480 * config/rs6000/driver-rs6000.c: New file.
481 * config/rs6000/aix.h (CC1_SPEC): Define.
482 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
483 * config.host: Add x-rs6000 to host_xmake_file if host and target
484 are rs6000 or powerpc.
486 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
488 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
490 2007-08-08 Richard Sandiford <richard@codesourcery.com>
491 Sandra Loosemore <sandra@codesourcery.com>
492 Chao-ying Fu <fu@mips.com>
493 Nigel Stephens <nigel@mips.com>
494 David Ung <davidu@mips.com>
496 * doc/invoke.texi (-mcode-readable): Document.
497 * config/mips/mips.opt (mcode-readable): New option.
498 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
499 * config/mips/mips.h (mips_code_readable_setting): New enum.
500 (mips_code_readable): Declare.
501 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
502 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
503 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
504 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
505 boiler-plate comments.
506 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
507 * config/mips/mips.c (mips_code_readable): New variable.
508 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
509 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
510 context and -mcode-readable setting to restrict the use of
511 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
512 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
513 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
514 (mips_blocks_for_constant_p): Only return false for
515 TARGET_MIPS16_PCREL_LOADS.
516 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
517 for MIPS16. Handle SYMBOL_32_HIGH.
518 (mips_const_insns): Allow HIGHs for MIPS16 too.
519 (mips_unspec_address_offset): New function, split out from...
520 (mips_unspec_address): ...here.
521 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
522 16-bit symbolic constants. Assert approropiate conditions for
523 using the "la" and "dla" macros.
524 (mips_handle_option): Handle -mcode-readable=.
525 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
526 Set up mips_lo_relocs[SYMBOL_32_HIGH].
527 (mips_strip_unspec_address): New function, split out from...
528 (print_operand_reloc): ...here.
529 (print_operand): Pass constants through mips_strip_unspec_address.
530 (print_operand_address): Likewise.
531 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
532 (mips_select_rtx_section): Remove MIPS16 handling.
533 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
534 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
535 (mips16_lay_out_constants): Do nothing unless
536 TARGET_MIPS16_PCREL_LOADS.
537 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
538 * config/mips/mips.md: Split HIGHs for MIPS16.
539 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
541 2007-08-08 Richard Sandiford <richard@codesourcery.com>
543 * config/mips/mips-protos.h (mips_emit_move): Declare.
544 * config/mips/mips.c (mips_emit_move): New function.
545 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
546 (mips_legitimize_const_move): Likewise.
547 (mips_legitimize_move): Likewise.
548 (mips_split_64bit_move): Likewise.
549 (mips_restore_gp): Likewise.
550 (mips_load_call_address): Likewise.
551 (mips_emit_fcc_reload): Likewise.
552 (mips_set_return_address): Likewise.
553 (mips_block_move_straight): Likewise.
554 (mips_block_move_loop): Likewise.
555 (mips_setup_incoming_varargs): Likewise.
556 (mips_save_reg): Likewise.
557 (mips_expand_prologue): Likewise.
558 (mips_restore_reg): Likewise.
559 (mips_expand_epilogue): Likewise.
560 (mips_output_mi_thunk): Likewise.
561 (build_mips16_call_stub): Likewise.
562 (mips_builtin_branch_and_move): Likewise.
563 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
564 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
565 (fixuns_truncdfdi2): Likewise.
566 (fixuns_truncsfsi2): Likewise.
567 (fixuns_truncsfdi2): Likewise.
568 (loadgp_absolute): Likewise.
569 (builtin_setjmp_setup): Likewise.
570 (builtin_longjmp): Likewise.
571 (untyped_call): Likewise.
573 2007-08-08 Richard Sandiford <richard@codesourcery.com>
575 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
576 an "rtx *" argument. Return a bool.
577 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
578 values and return true if they can be split. Take the same kind of
579 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
580 and store the lo_sum there if nonnull. Use the symbol type to
581 determine whether a $gp or HIGH is needed.
582 (mips_legitimize_address): Update call to mips_split_symbol and
583 simplify accordingly.
584 (mips_legitimize_const_move): Likewise.
585 * config/mips/mips.md: In the combine define_split,
586 check mips_split_symbol instead of splittable_symbolic_operand.
587 Update use of mips_split_symbol in the generator code.
588 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
590 2007-08-08 Richard Sandiford <richard@codesourcery.com>
592 * config/mips/mips.c (mips_symbolic_address_p): Delete.
593 (mips_symbol_insns_1): New function, split out from...
594 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
595 and stores separately from load addresses.
596 (mips_classify_address): Replace uses of mips_symbolic_address_p
597 with uses of mips_symbol_insns.
598 (mips_address_insns): Update calls to mips_symbol_insns.
599 (mips_const_insns): Likewise.
600 (mips_legitimize_address): Likewise.
602 2007-08-08 Richard Sandiford <richard@codesourcery.com>
604 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
605 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
606 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
607 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
608 non-call contexts if TARGET_MIPS16.
609 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
610 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
611 code for SYMBOL_ABSOLUTE.
612 (mips_symbol_insns): Likewise.
614 2007-08-08 Richard Sandiford <richard@codesourcery.com>
616 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
617 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
618 (mips_symbolic_constant_p): Likewise. Update the call to
619 mips_classify_symbol.
620 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
621 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
622 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
623 (print_operand_reloc): Add a context argument. Update the call to
624 mips_symbolic_constant_p.
625 (print_operand): Update the calls to print_operand_reloc.
626 (print_operand_address): Use print_operand_reloc rather than
628 (mips_rewrite_small_data_p): Add a context argument. Update the call
629 to mips_symbolic_constant_p.
630 (mips_small_data_pattern_1): Make DATA the containing mem.
631 Update the call to mips_rewrite_small_data_p.
632 (mips_rewrite_small_data_1): Likewise.
633 (mips_use_anchors_for_symbol_p): Update the call to
634 mips_symbolic_constant_p.
635 * config/mips/predicates.md (const_call_insn_operand): Likewise.
636 (splittable_symbolic_operand): Likewise.
637 (move_operand): Likewise.
638 (absolute_symbolic_operand): Likewise.
639 (got_disp_operand): Likewise.
640 (got_page_ofst_operand): Likewise.
642 2007-08-08 Richard Sandiford <richard@codesourcery.com>
644 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
645 (SYMBOL_ABSOLUTE): ...this.
646 (SYMBOL_SMALL_DATA): Rename to...
647 (SYMBOL_GP_RELATIVE): ...this.
648 (SYMBOL_CONSTANT_POOL): Rename to...
649 (SYMBOL_PC_RELATIVE): ...this.
650 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
651 (mips_symbolic_address_p, mips_symbol_insns, override_options)
652 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
654 * config/mips/predicates.md (const_call_insn_operand): Likewise.
655 (general_symbolic_operand): Rename to...
656 (absolute_symbolic_operand): ...this.
657 * config/mips/mips.md: Update after above changes.
659 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
660 Revital Eres <eres@il.ibm.com>
662 * ddg.c (print_ddg): Add dump information.
663 * modulo-sched.c (print_node_sched_params): Add parameter and
665 (calculate_maxii): Remove function.
666 (undo_generate_reg_moves): Likewise.
667 (undo_permute_partial_schedule): Likewise.
668 (kernel_number_of_cycles): Likewise.
669 (MAXII_FACTOR): New definition to calculate the upper bound of II.
670 (sms_schedule): Use it. Remove profitability checks.
671 (sms_schedule_by_order): Fix order of nodes within the cycle.
673 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
675 * gcc/config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
676 -profile option, add pie support.
677 (ENDFILE_SPEC): New spec.
678 * gcc/config/gnu.h (LIB_SPEC): Add -profile option.
680 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
682 * gcc/config/i386/gnu.h (CPP_SPEC): Add -pthread option.
683 * gcc/config/gnu.h (LIB_SPEC): Likewise.
685 2007-08-07 Yaz Saito <saito@google.com>
686 Ian Lance Taylor <iant@google.com>
688 * common.opt (finstrument-functions-exclude-function-list): New
690 (finstrument-functions-exclude-file-list): New option.
691 * opts.c (char_p): Define and DEF_VEC.
692 (flag_instrument_functions_exclude_functions): New static
694 (flag_instrument_functions_exclude_files): New static variable.
695 (add_instrument_functions_exclude_list): New static function.
696 (flag_instrument_functions_exclude_p): New function.
697 (common_handle_option): Handle new options.
698 * flags.h (flag_instrument_functions_exclude_p): Declare.
699 * gimplify.c (gimplify_function_tree): Call
700 flag_instrument_functions_exclude_p.
701 * doc/invoke.texi (Option Summary): Mention new options.
702 (Code Gen Options): Document new options.
704 2007-08-07 Ian Lance Taylor <iant@google.com>
706 PR rtl-optimization/32776
707 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
708 (resolve_use): Likewise.
709 (decompose_multiword_subregs): Remove "changed" local variable.
711 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
713 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
714 * configure: Regenerate.
715 * config.in: Regenerate.
716 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
719 2007-08-07 Ian Lance Taylor <iant@google.com>
721 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
722 note, just delete the insn.
724 2007-08-07 Andreas Schwab <schwab@suse.de>
727 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
730 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
732 * lower-subreg.c (resolve_subreg_use): Remove assertion.
733 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
734 (decompose_multiword_subregs): Use the functions above to decompose
735 multiword shifts and zero-extends.
737 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
739 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
740 "assemble" descriptions which were swapped.
742 2007-08-06 Chao-ying Fu <fu@mips.com>
744 * fixed-value.h: New file.
745 * fixed-value.c: New file.
746 * Makefile.in (OBJS-common): Add fixed-value.o.
747 (fixed-value.o): New rule.
748 (GTFILES): Add fixed-value.h.
749 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
750 to compare a.low and b.low.
751 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
753 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
754 Daniel Jacobowitz <dan@codesourcery.com>
757 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
759 (x86_64-*-netbsd*): Likewise.
760 (x86_64-*-linux*): Likewise.
761 (x86_64-*-kfreebsd*-gnu): Likewise.
762 (x86_64-*-knetbsd*-gnu): Likewise.
763 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
765 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
767 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
768 Add -fno-asynchronous-unwind-tables.
770 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
771 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
772 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
773 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
774 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
776 2007-08-06 Steve Ellcey <sje@cup.hp.com>
778 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
779 (TARGET_C_MODE_FOR_SUFFIX): New.
781 2007-08-06 Steve Ellcey <sje@cup.hp.com>
783 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
785 2007-08-06 Steve Ellcey <sje@cup.hp.com>
787 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
789 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
791 * config/i386/i386.md: Check TARGET_ macros and optimize_size
792 before checking function returns in conditional expressions.
794 2007-08-06 Alfred Minarik <a.minarik@aon.at>
797 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
799 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
802 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
805 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
807 * configure.ac: Remove --enable-checking=df from default settings.
808 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
809 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
810 if the parameter is true.
811 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
812 DF_VERIFY_SCHEDULED flag is true.
813 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
814 (df_finish_pass): Adjust prototype.
815 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
818 * see.c (pass_see): Add TODO_df_verify.
819 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
820 * global.c (rest_of_handle_global_alloc): Schedule verification
822 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
824 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
825 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
826 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
828 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
829 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
830 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
832 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
833 Revital Eres <eres@il.ibm.com>
835 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
837 * ddg.c (create_ddg_dependence): Rename to...
838 (create_ddg_dep_from_intra_loop_link): This. Do not check
839 for interloop edges. Do not create anti dependence edge when
840 a true dependence edge exists in the opposite direction and
841 -fmodulo-sched-allow-regmoves is set.
842 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
843 (add_cross_iteration_register_deps): Create anti dependence edge
844 when -fno-modulo-sched-allow-regmoves is set.
845 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
847 2007-08-04 Richard Sandiford <richard@codesourcery.com>
849 * config/arm/arm.md (movsi): Add braces.
851 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
854 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
855 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
857 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
859 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
861 * cfgloopmanip.c (remove_path, create_preheaders,
862 force_single_succ_latches, fix_loop_structure): Ditto.
863 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
864 tree_duplicate_loop_to_header_edge): Ditto.
865 * cfgloopanal.c (mark_irreducible_loops): Ditto.
866 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
868 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
869 cleanup_tree_cfg): Ditto.
870 * tree-cfg.c (tree_merge_blocks): Ditto.
871 * cfgloop.c (rescan_loop_exit, record_loop_exits,
872 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
873 loop_preheader_edge, single_exit): Ditto.
874 (flow_loops_find): Do not clear loops->state.
875 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
876 loops_state_clear): New functions.
878 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
881 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
882 when adding to the base and convert ELT to sizetype instead of type.
884 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
887 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
888 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
890 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
893 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
894 correct type the negate expression.
896 2007-08-03 Jan Hubicka <jh@suse.cz>
898 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
901 2007-08-03 David Edelsohn <edelsohn@gnu.org>
903 * config/rs6000/rs6000.c (struct processor_cost): Change
904 l1_cache_lines to l1_cache_size. Add l2_cache_size.
905 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
907 (rios1_costs, rios2_cost): Correct cache line size.
908 (rs6000_override_options): Set l2-cache-size parameter.
910 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
911 Diego Novillo <dnovillo@google.com>
914 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
915 if the range includes 0.
917 2007-08-03 Ben Elliston <bje@au.ibm.com>
919 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
920 mode to unspec expressions to silence a warning from the generator
923 2007-08-02 Steve Ellcey <sje@cup.hp.com>
925 * config/ia64/constraints.md ("U"): Make constraint vector only.
927 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
930 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
931 always_inline attribute on the function decl.
933 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
936 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
937 if we are compiling with -fPIC.
939 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
940 Nigel Stephens <nigel@mips.com>
942 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
943 Define for MIPS32 and MIPS64.
945 2007-08-02 Nick Clifton <nickc@redhat.com>
947 * config/host-hpux.c: Change copyright header to refer to version
948 3 of the GNU General Public License and to point readers at the
949 COPYING3 file and the FSF's license web page.
950 * config/alpha/predicates.md, config/alpha/vms-ld.c,
951 config/alpha/linux.h, config/alpha/alpha.opt,
952 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
953 config/alpha/vms-unwind.h, config/alpha/ev4.md,
954 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
955 config/alpha/alpha.h, config/alpha/sync.md,
956 config/alpha/openbsd.h, config/alpha/alpha.md,
957 config/alpha/alpha-modes.def, config/alpha/ev5.md,
958 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
959 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
960 config/alpha/constraints.md, config/alpha/osf.h,
961 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
962 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
963 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
964 config/frv/frv-asm.h, config/frv/frv-protos.h,
965 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
966 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
967 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
968 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
969 config/s390/s390.opt, config/s390/s390-modes.def,
970 config/s390/fixdfdi.h, config/s390/constraints.md,
971 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
972 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
973 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
974 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
975 config/m32c/prologue.md, config/m32c/m32c.abi,
976 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
977 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
978 config/m32c/t-m32c, config/m32c/m32c-modes.def,
979 config/m32c/jump.md, config/m32c/shift.md,
980 config/m32c/m32c-protos.h, config/libgloss.h,
981 config/spu/spu-protos.h, config/spu/predicates.md,
982 config/spu/spu-builtins.h, config/spu/spu.c,
983 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
984 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
985 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
986 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
987 config/sparc/hypersparc.md, config/sparc/predicates.md,
988 config/sparc/linux.h, config/sparc/sp64-elf.h,
989 config/sparc/supersparc.md, config/sparc/cypress.md,
990 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
991 config/sparc/niagara.md, config/sparc/sparc.md,
992 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
993 config/sparc/sparc.opt, config/sparc/sync.md,
994 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
995 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
996 config/sparc/sparc.c, config/sparc/little-endian.opt,
997 config/sparc/sysv4-only.h, config/sparc/sparc.h,
998 config/sparc/linux64.h, config/sparc/freebsd.h,
999 config/sparc/sol2.h, config/sparc/rtemself.h,
1000 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
1001 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
1002 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
1003 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
1004 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
1005 config/m32r/linux.h, config/m32r/constraints.md,
1006 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
1007 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
1008 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
1009 config/i386/i386.md, config/i386/netware-crt0.c,
1010 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
1011 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
1012 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
1013 config/i386/sol2.h, config/i386/constraints.md,
1014 config/i386/netware-libgcc.c, config/i386/sysv5.h,
1015 config/i386/predicates.md, config/i386/geode.md,
1016 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
1017 config/i386/freebsd64.h, config/i386/vxworksae.h,
1018 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
1019 config/i386/rtemself.h, config/i386/netbsd-elf.h,
1020 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
1021 config/i386/netware.h, config/i386/i386-modes.def,
1022 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
1023 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
1024 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
1025 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
1026 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
1027 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
1028 config/i386/xm-mingw32.h, config/i386/linux64.h,
1029 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
1030 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
1031 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
1032 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
1033 config/i386/cygwin2.c, config/i386/i386-protos.h,
1034 config/i386/sync.md, config/i386/openbsd.h,
1035 config/i386/host-mingw32.c, config/i386/i386-aout.h,
1036 config/i386/nto.h, config/i386/biarch64.h,
1037 config/i386/i386-coff.h, config/i386/freebsd.h,
1038 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
1039 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
1040 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
1041 config/darwin-protos.h, config/linux.opt, config/sol2.c,
1042 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
1043 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
1044 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
1045 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
1046 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
1047 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
1048 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
1049 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
1050 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
1051 config/sh/superh64.h, config/sh/rtemself.h,
1052 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
1053 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
1054 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
1055 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
1056 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
1057 config/avr/predicates.md, config/avr/constraints.md,
1058 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
1059 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
1060 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
1061 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
1062 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
1063 config/c4x/c4x-modes.def, config/c4x/rtems.h,
1064 config/c4x/predicates.md, config/c4x/c4x.h,
1065 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
1066 config/xtensa/predicates.md, config/xtensa/xtensa.c,
1067 config/xtensa/linux.h, config/xtensa/xtensa.h,
1068 config/xtensa/elf.h, config/xtensa/xtensa.md,
1069 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
1070 config/xtensa/xtensa-protos.h, config/dbx.h,
1071 config/stormy16/predicates.md, config/stormy16/stormy16.md,
1072 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
1073 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
1074 config/host-solaris.c, config/fr30/fr30.h,
1075 config/fr30/predicates.md, config/fr30/fr30-protos.h,
1076 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
1077 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
1078 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
1079 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
1080 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
1081 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
1082 config/host-linux.c, config/interix3.h, config/cris/cris.c,
1083 config/cris/predicates.md, config/cris/linux.h,
1084 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
1085 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
1086 config/cris/aout.opt, config/cris/cris-protos.h,
1087 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
1088 config/iq2000/iq2000.h, config/iq2000/predicates.md,
1089 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
1090 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
1091 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
1092 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
1093 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
1094 config/chorus.h, config/mn10300/mn10300.c,
1095 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
1096 config/mn10300/mn10300.h, config/mn10300/linux.h,
1097 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
1098 config/mn10300/mn10300.md, config/ia64/predicates.md,
1099 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
1100 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
1101 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
1102 config/ia64/freebsd.h, config/ia64/ia64.md,
1103 config/ia64/ia64-modes.def, config/ia64/constraints.md,
1104 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
1105 config/gofast.h, config/rtems.h, config/sol2-10.h,
1106 config/m68k/predicates.md, config/m68k/m68k.md,
1107 config/m68k/linux.h, config/m68k/m68k-modes.def,
1108 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
1109 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
1110 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
1111 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
1112 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
1113 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
1114 config/m68k/constraints.md, config/m68k/rtemself.h,
1115 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
1116 config/m68k/uclinux.h, config/rs6000/power4.md,
1117 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
1118 config/rs6000/linux.h, config/rs6000/eabi.h,
1119 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
1120 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
1121 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
1122 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
1123 config/rs6000/windiss.h, config/rs6000/603.md,
1124 config/rs6000/aix41.h, config/rs6000/cell.md,
1125 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
1126 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
1127 config/rs6000/darwin.md, config/rs6000/darwin64.h,
1128 config/rs6000/default64.h, config/rs6000/7xx.md,
1129 config/rs6000/darwin.opt, config/rs6000/spe.md,
1130 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
1131 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
1132 config/rs6000/7450.md, config/rs6000/linux64.h,
1133 config/rs6000/constraints.md, config/rs6000/440.md,
1134 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
1135 config/rs6000/rs6000.c, config/rs6000/aix52.h,
1136 config/rs6000/rs6000.h, config/rs6000/power6.md,
1137 config/rs6000/predicates.md, config/rs6000/altivec.md,
1138 config/rs6000/aix64.opt, config/rs6000/rios1.md,
1139 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
1140 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
1141 config/rs6000/darwin7.h, config/rs6000/dfp.md,
1142 config/rs6000/linux64.opt, config/rs6000/sync.md,
1143 config/rs6000/vxworksae.h, config/rs6000/power5.md,
1144 config/rs6000/lynx.h, config/rs6000/biarch64.h,
1145 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
1146 config/rs6000/eabispe.h, config/rs6000/e500.h,
1147 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
1148 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
1149 config/rs6000/aix.h, config/rs6000/vxworks.h,
1150 config/rs6000/40x.md, config/rs6000/aix51.h,
1151 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
1152 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
1153 config/arc/arc.h, config/mcore/mcore-elf.h,
1154 config/mcore/mcore-protos.h, config/mcore/predicates.md,
1155 config/mcore/mcore.md, config/mcore/mcore.c,
1156 config/mcore/mcore.opt, config/mcore/mcore.h,
1157 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
1158 config/score/predicates.md, config/score/score-version.h,
1159 config/score/score-protos.h, config/score/misc.md,
1160 config/score/elf.h, config/score/score.c, config/score/mac.md,
1161 config/score/score7.md, config/score/score.h,
1162 config/score/score-conv.h, config/score/score-mdaux.c,
1163 config/score/score.md, config/score/score.opt,
1164 config/score/score-modes.def, config/score/score-mdaux.h,
1165 config/score/mul-div.S, config/arm/uclinux-elf.h,
1166 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
1167 config/arm/symbian.h, config/arm/linux-elf.h,
1168 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
1169 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
1170 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
1171 config/arm/strongarm-pe.h, config/arm/arm.h,
1172 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
1173 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
1174 config/arm/arm-modes.def, config/arm/linux-eabi.h,
1175 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
1176 config/arm/arm-cores.def, config/arm/arm-protos.h,
1177 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
1178 config/arm/wince-pe.h, config/arm/neon.md,
1179 config/arm/constraints.md, config/arm/neon.ml,
1180 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
1181 config/arm/arm.opt, config/arm/arm926ejs.md,
1182 config/arm/predicates.md, config/arm/iwmmxt.md,
1183 config/arm/arm_neon.h, config/arm/unknown-elf.h,
1184 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
1185 config/arm/neon-testgen.ml, config/arm/arm.md,
1186 config/arm/xscale-coff.h, config/arm/pe.c,
1187 config/arm/arm-generic.md, config/arm/pe.h,
1188 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
1189 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
1190 config/arm/strongarm-elf.h, config/arm/cirrus.md,
1191 config/arm/netbsd-elf.h, config/arm/vxworks.h,
1192 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
1193 config/pa/predicates.md, config/pa/pa64-hpux.h,
1194 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
1195 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
1196 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
1197 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
1198 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
1199 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
1200 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
1201 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
1202 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
1203 config/pa/pa64-regs.h, config/pa/pa-modes.def,
1204 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
1205 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
1206 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
1207 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
1208 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
1209 config/mips/linux64.h, config/mips/elforion.h,
1210 config/mips/constraints.md, config/mips/generic.md,
1211 config/mips/predicates.md, config/mips/4300.md,
1212 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
1213 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
1214 config/mips/5k.md, config/mips/vr4120-div.S,
1215 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
1216 config/mips/mips-protos.h, config/mips/6000.md,
1217 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
1218 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
1219 config/mips/mips-modes.def, config/mips/vr.h,
1220 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
1221 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
1222 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
1223 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
1224 config/vax/openbsd1.h, config/vax/netbsd.h,
1225 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
1226 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
1227 config/h8300/rtems.h, config/h8300/predicates.md,
1228 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
1229 config/h8300/h8300.md, config/h8300/h8300.opt,
1230 config/h8300/coff.h, config/h8300/h8300-protos.h,
1231 config/v850/v850.md, config/v850/predicates.md,
1232 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
1233 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
1234 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
1235 config/mmix/mmix.h, config/mmix/predicates.md,
1236 config/mmix/mmix-protos.h, config/mmix/mmix.md,
1237 config/mmix/mmix.c, config/mmix/mmix.opt,
1238 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
1239 config/bfin/rtems.h, config/bfin/bfin-modes.def,
1240 config/bfin/predicates.md, config/bfin/bfin-protos.h,
1241 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
1244 2007-08-02 Richard Sandiford <richard@codesourcery.com>
1246 * emit-rtl.c (reset_used_decls): Rename to...
1247 (set_used_decls): ...this. Set the used flag rather than clearing it.
1248 (unshare_all_rtl_again): Update accordingly. Set flags on argument
1249 DECL_RTLs rather than resetting them.
1251 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
1253 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
1255 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
1257 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
1258 argument to find_reloads_address.
1260 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
1262 PR tree-optimization/32919
1263 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
1264 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
1265 (coalesce_ssa_name): Call it.
1267 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
1268 David Ung <davidu@mips.com>
1270 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
1271 (__mips16_unorddf2, __mips16_floatunsidf): New.
1272 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
1274 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
1276 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1278 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
1279 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
1280 * tree.h (OMP_SECTIONS_CONTROL): New macro.
1281 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
1282 * omp-low.c (get_ws_args_for, determine_parallel_type,
1283 expand_omp_for_generic, expand_omp_for_static_nochunk,
1284 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
1285 Work with more precise CFG.
1286 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
1287 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
1289 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
1290 * gimple-low.c (lower_stmt): Ditto.
1291 * tree-inline.c (estimate_num_insns_1): Ditto.
1292 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
1293 (OMP_SECTIONS_SWITCH): New.
1294 * tree-cfgcleanup.c (cleanup_omp_return): New.
1295 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
1296 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
1297 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
1298 (tree_redirect_edge_and_branch): Handle omp constructs.
1300 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
1301 with three arguments.
1303 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1305 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
1308 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1310 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
1311 the loop structures may need fixing.
1312 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
1314 (cleanup_tree_cfg_loop): Removed.
1315 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
1316 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
1317 instead of running cleanup_tree_cfg_loop.
1318 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
1319 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
1320 (tree_predictive_commoning): Declaration changed.
1321 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
1323 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1325 * doc/invoke.texi (l1-cache-size): Update documentation.
1326 (l2-cache-size): Document.
1327 * params.h (L2_CACHE_SIZE): New macro.
1328 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
1329 that L1_CACHE_SIZE is in kB now.
1330 (L2_CACHE_SIZE_BYTES): New macro.
1331 (tree_ssa_prefetch_arrays): Show size in kB.
1332 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
1333 and l2_cache_size fields.
1334 * config/i386/driver-i386.c (describe_cache): Detect cache size
1336 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
1337 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
1338 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
1339 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
1340 (override_options): Set l1-cache-size and l2-cache-size to default
1341 values if not specified otherwise.
1342 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
1343 (PARAM_L2_CACHE_SIZE): New.
1345 2007-08-01 Nigel Stephens <nigel@mips.com>
1346 David Ung <davidu@mips.com>
1347 Thiemo Seufer <ths@mips.com>
1348 Chris Dearman <chris@mips.com>
1349 Richard Sandiford <richard@codesourcery.com>
1351 * config.gcc (mips*-sde-elf*): New stanza.
1352 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
1353 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
1354 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
1355 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
1356 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
1357 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
1359 * config/mips/sde.h: New file.
1360 * config/mips/t-libgcc-mips16: Likewise.
1361 * config/mips/t-sde: Likewise.
1362 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
1363 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
1364 _MIPS_FPSET and _MIPS_SZINT.
1365 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
1366 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
1367 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
1368 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
1369 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1370 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1371 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
1372 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
1373 _MIPS_SZPTR and _MIPS_FPSET.
1374 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
1375 architecture is specified.
1376 (MIPS_32BIT_OPTION_SPEC): New macro.
1378 2007-07-31 Dan Hipschman <dsh@google.com>
1380 * gcc.c (end_going_arg): New function.
1381 (do_spec_2): Use it.
1382 (do_spec_1): Use it.
1384 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
1386 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
1387 only if ENABLE_CHECKING is defined.
1389 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
1391 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
1392 df_ru_add_problem, df_ru_get_bb_info): Removed.
1393 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
1394 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
1395 df_ru_free_bb_info, df_ru_alloc,
1396 df_ru_bb_local_compute_process_def,
1397 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
1398 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
1399 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
1400 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
1401 df_ru_add_problem): Removed.
1403 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1406 * pa.md (casesi32): Use match_scratch. Revise insn condition.
1407 (casesi32p, casesi64p): Likewise.
1408 (casesi): Adjust for above.
1410 2007-07-31 Richard Sandiford <richard@codesourcery.com>
1412 * mode-switching.c (create_pre_exit): Don't search past calls.
1414 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
1416 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
1418 2007-07-31 Revital Eres <eres@il.ibm.com>
1420 * ddg.c (add_deps_for_def): Rename to...
1421 (add_cross_iteration_register_deps): This. Change implementation
1422 to use only reaching def and def-use chains to construct the
1423 inter loop dependencies.
1424 (add_deps_for_use): Remove function.
1425 (build_inter_loop_deps): Call add_cross_iteration_register_deps
1426 function to build the inter loop dependencies.
1427 * modulo-sched.c (sms_schedule): Build only
1428 reaching def and def-use chains for the propose of the ddg
1431 2007-07-31 Julian Brown <julian@codesourcery.com>
1433 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
1434 New define_insns. Use correct RTL.
1435 (vec_set<mode>): Write as expander.
1437 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
1439 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
1440 to an unallocated space.
1442 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
1445 (split_constant_offset): Enable split_constant_offset to extract
1446 constants from other statements.
1447 * tree-vect-transform.c
1448 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
1449 to a temp var. Force base_offset to be simple.
1451 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
1453 * df-scan.c (df_scan_verify): Remove artificial limit on
1454 the number of blocks for verification.
1455 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
1456 df_simulate_defs): Avoid unnecessary insn checking for defs.
1458 2007-07-29 Mark Mitchell <mark@codesourcery.com>
1461 * config/m68k/lb1sf68.asm (FUNC): New macro.
1463 (__udivsi3): Likewise.
1464 (__divsi3): Likewise.
1465 (__umodsi3): Likewise.
1466 (__modsi3): Likewise.
1467 (__subdf3): Likewise.
1468 (__adddf3): Likewise.
1469 (__muldf3): Likewise.
1470 (__divdf3): Likewise.
1471 (__negdf2): Likewise.
1472 (__cmpdf2): Likewise.
1473 (__subsf3): Likewise.
1474 (__addsf3): Likewise.
1475 (__mulsf3): Likewise.
1476 (__divsf3): Likewise.
1477 (__negsf2): Likewise.
1478 (__cmpsf2): Likewise.
1479 (__eqdf2): Likewise.
1480 (__nedf2): Likewise.
1481 (__gtdf2): Likewise.
1482 (__gedf2): Likewise.
1483 (__ltdf2): Likewise.
1484 (__ledf2): Likewise.
1485 (__eqsf2): Likewise.
1486 (__nesf2): Likewise.
1487 (__gtsf2): Likewise.
1488 (__gesf2): Likewise.
1489 (__ltsf2): Likewise.
1490 (__lesf2): Likewise.
1492 2007-07-30 Ollie Wild <aaw@google.com>
1494 * c-ppoutput.c (print_lines_directives_only): New function.
1495 (scan_translation_unit_directives_only): New function.
1496 (preprocess_file): Add call to scan_translation_unit_directives_only.
1497 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
1498 (sanitize_cpp_opts): Add default flag_dump_macros setting for
1499 -fdirectives-only. Add errors for -fdirectives-only conflict with
1500 -Wunused-macros and -traditional.
1501 (finish_options): Add builtin macro initialization for
1502 -fdirectives-only + -fpreprocessed.
1503 * c.opt (fdirectives-only): New.
1504 * doc/cppopts.texi (fdirectives-only): New.
1506 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1508 * alias.c (record_set, memory_modified_1): Constify.
1509 * bt-load.c (note_btr_set): Likewise.
1510 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
1511 * combine.c (set_nonzero_bits_and_sign_copies,
1512 expand_field_assignment, record_dead_and_set_regs_1,
1513 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
1514 likely_spilled_retval_1): Likewise.
1515 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
1516 frv_io_handle_set): Likewise.
1517 * config/mips/mips.c (mips_sim_record_set,
1518 vr4130_true_reg_dependence_p_1): Likewise.
1519 * config/mt/mt.c (insn_dependent_p_1): Likewise.
1520 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
1521 * config/sh/sh.c (flow_dependent_p_1): Likewise.
1522 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
1523 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
1524 * ddg.c (mark_mem_store): Likewise.
1525 * df-problems.c (df_urec_mark_reg_change): Likewise.
1526 * function.c (update_epilogue_consts): Likewise.
1527 * gcse.c (record_set_info, record_last_set_info,
1528 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
1529 reg_clear_last_set): Likewise.
1530 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
1532 * jump.c (reversed_comparison_code_parts): Likewise.
1533 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
1534 reg_is_set): Likewise.
1535 * loop-iv.c (mark_altered): Likewise.
1536 * mode-switching.c (reg_becomes_live): Likewise.
1537 * optabs.c (no_conflict_move_test): Likewise.
1538 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
1540 * postreload.c (reload_combine_note_store, move2add_note_store):
1542 * regmove.c (flags_set_1): Likewise.
1543 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
1545 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
1547 * resource.c (update_live_status): Likewise.
1548 * rtl.h (set_of, note_stores): Likewise.
1549 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
1550 note_stores, parms_set): Likewise.
1551 * sched-rgn.c (sets_likely_spilled_1): Likewise.
1552 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
1554 * var-tracking.c (count_stores, add_stores): Likewise.
1556 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1558 * alias.c (mems_in_disjoint_alias_sets_p,
1559 fixed_scalar_and_varying_struct_p, aliases_everything_p,
1560 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
1561 write_dependence_p, mems_in_disjoint_alias_sets_p,
1562 read_dependence, true_dependence, canon_true_dependence,
1563 anti_dependence, output_dependence): Constify.
1564 * combine.c (extended_count): Likewise.
1565 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
1566 * cselib.c (get_value_hash, references_value_p,
1567 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
1568 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
1569 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
1570 * function.c (contains, prologue_epilogue_contains,
1571 sibcall_epilogue_contains): Likewise.
1572 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
1573 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
1574 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
1575 reg_or_subregno): Likewise.
1576 * recog.c (asm_noperands): Likewise.
1577 * reload1.c (function_invariant_p): Likewise.
1578 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
1579 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
1580 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
1581 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
1582 true_regnum, reg_or_subregno, condjump_in_parallel_p,
1583 extended_count, prologue_epilogue_contains,
1584 sibcall_epilogue_contains, function_invariant_p, true_dependence,
1585 canon_true_dependence, read_dependence, anti_dependence,
1586 output_dependence): Likewise.
1587 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
1589 2007-07-30 Julian Brown <julian@codesourcery.com>
1591 * config/arm/neon.md (V_ext): New mode attribute.
1592 (neon_vget_lane<mode>): Replace with define_expand.
1593 (neon_vget_lane<mode>_sext_internal)
1594 (neon_vget_lane<mode>_zext_internal): New define_insns for double
1595 and quad precision vectors.
1596 (neon_vget_lanedi): Add bounds check. Remove dead comment.
1597 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
1598 have typeless 32-bit result.
1600 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1603 * tree-affine.h (aff_tree): The type of rest is sizetype for types
1605 * tree-affine.c (aff_combination_scale): If type is a pointer type,
1606 use sizetype for rest.
1607 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
1608 (aff_combination_convert): Don't convert rest for pointer types.
1610 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
1612 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
1614 * tree-ssa-alias.c: Add alloc-pool.h.
1615 (init_alias_info): Free alias_bitmap_obstack.
1616 (delete_alias_info): Call delete_mem_ref_stats.
1617 (get_mem_sym_stats_for): Use alloc_pool.
1618 (init_mem_ref_stats): Do not delete mem_ref_stats here.
1619 (delete_mem_sym_stats): Removed.
1621 2007-07-29 Sebastian Pop <sebpop@gmail.com>
1623 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
1624 functions cannot be represented as classical distance vectors.
1626 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1628 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
1629 * builtins.c (validate_arg, builtin_mathfn_code,
1630 validate_arglist): Likewise.
1631 * calls.c (call_expr_flags): Likewise.
1632 * combine.c (reg_nonzero_bits_for_combine,
1633 reg_num_sign_bit_copies_for_combine, get_last_value,
1634 reg_truncated_to_mode): Likewise.
1635 * emit-rtl.c (subreg_lowpart_p): Likewise.
1636 * expr.c (highest_pow2_factor_for_target,
1637 categorize_ctor_elements_1, categorize_ctor_elements,
1638 count_type_elements, contains_packed_reference,
1639 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
1640 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
1641 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
1642 native_encode_int, native_encode_real, native_encode_complex,
1643 native_encode_vector, native_encode_expr, native_interpret_int,
1644 native_interpret_real, native_interpret_complex,
1645 native_interpret_vector, native_interpret_expr): Likewise.
1646 * function.c (use_register_for_decl): Likewise.
1647 * gimplify.c (get_name): Likewise.
1648 * langhooks-def.h (lhd_return_null_const_tree): New.
1649 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
1650 * langhooks.c (lhd_return_null_const_tree): New.
1651 * langhooks.h (lang_get_callee_fndecl): Constify.
1652 * output.h (constructor_static_from_elts_p): Likewise.
1653 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
1654 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
1655 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
1656 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
1657 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
1658 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
1659 * rtlhooks-def.h (reg_nonzero_bits_general,
1660 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
1662 * rtlhooks.c (reg_num_sign_bit_copies_general,
1663 reg_nonzero_bits_general, reg_truncated_to_mode_general):
1665 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
1666 * stor-layout.c (mode_for_size_tree): Likewise.
1667 * tree-ssa-loop-im.c (memref_eq): Likewise.
1668 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
1669 * tree.c (contains_placeholder_p, type_list_equal,
1670 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
1672 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
1673 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
1674 contains_placeholder_p, contains_packed_reference,
1675 get_callee_fndecl, operand_equal_for_phi_arg_p,
1676 warn_if_unused_value, is_body_block, native_encode_expr,
1677 native_interpret_expr, fold_convertible_p, operand_equal_p,
1678 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
1679 validate_arglist, simple_cst_equal, type_list_equal,
1680 use_register_for_decl, call_expr_flags, get_name,
1681 highest_pow2_factor): Likewise.
1682 (const_call_expr_arg_iterator_d,
1683 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
1684 first_const_call_expr_arg, more_const_call_expr_args_p,
1685 FOR_EACH_CONST_CALL_EXPR_ARG): New.
1686 * varasm.c (constructor_static_from_elts_p): Constify.
1688 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
1690 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
1691 config/arm/neon-schedgen.ml, config/arm/neon.ml,
1692 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
1693 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
1694 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
1695 tree-vect-transform.c, tree.def: Fix comment typos. Follow
1696 spelling conventions.
1697 * doc/invoke.texi: Follow spelling conventions.
1699 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
1700 Revital Eres <eres@il.ibm.com>
1702 * modulo-sched.c (sms_schedule): Avoid loops which includes
1703 auto-increment instructions.
1705 2007-07-28 Richard Guenther <rguenther@suse.de>
1708 * fold-const.c (fold_cond_expr_with_comparison): Convert
1709 operand zero of MIN/MAX_EXPR to correct type.
1711 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1713 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
1714 flags_from_decl_or_type): Constify.
1715 * gcc.c (do_spec_1): Likewise.
1716 * print-tree.c (dump_addr, print_node_brief): Likewise.
1717 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
1718 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
1719 tree_purge_all_dead_eh_edges): Likewise.
1720 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
1721 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
1723 * tree.c (expr_location, expr_has_location, expr_locus,
1724 expr_filename, expr_lineno, get_inner_array_type,
1725 fields_compatible_p): Likewise.
1726 * tree.h (get_inner_array_type, fields_compatible_p,
1727 expr_location, expr_has_location, expr_locus, expr_filename,
1728 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
1729 setjmp_call_p, alloca_call_p): Likewise.
1731 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
1733 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
1734 TV_FLOW_INSENSITIVE.
1736 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
1738 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
1739 (compute_flow_insensitive_aliasing): Ditto for
1740 TV_FLOW_INSENSITIVE.
1742 2007-07-27 Jan Hubicka <jh@suse.cz>
1744 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
1747 * attribs.c: Include hashtab.h
1748 (attribute_hash): New.
1749 (substring): New structure.
1750 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
1752 (init_attributes): Initialize attribute hash.
1753 (decl_attributes): Use attribute hash.
1754 * Makefile.in (attribs.c): Depend on hashtab.h.
1756 2007-07-27 Steve Ellcey <sje@cup.hp.com>
1758 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
1760 2007-07-27 Richard Sandiford <richard@codesourcery.com>
1762 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
1763 __mips_dspr2 and __mips_dsp_rev macros.
1764 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
1766 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
1768 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
1770 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1774 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
1775 and the updating of the live and do_not_gen sets.
1776 (df_note_bb_compute): Added updating of live and do_not_gen sets
1777 for regular defs so that the case of clobber inside conditional
1778 call is processed correctly.
1780 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1782 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
1783 operands with compatible type.
1785 2007-07-27 Richard Sandiford <richard@codesourcery.com>
1787 * expr.h (store_bit_field): Don't return a value.
1788 * expmed.c (check_predicate_volatile_ok): New function.
1789 (store_bit_field_1): New function, extracted from store_bit_field.
1790 Take a fallback_p argument and return true if the operation succeeded.
1791 Only use store_fixed_bit_field if fallback_p. Don't recompute
1792 mode_for_extraction; use op_mode instead. Try forcing memories
1793 into registers if the insv expander fails.
1794 (store_bit_field): Use store_bit_field_1 with fallback_p true.
1795 Don't return a value.
1796 (convert_extracted_bit_field): New function, extracted from
1798 (extract_bit_field_1): Likewise. Take a fallback_p argument
1799 and return NULL if the operation succeeded. Only use
1800 extract_fixed_bit_field if fallback_p. Only calculate one
1801 extraction mode. Combine code for extv and extzv. Try forcing
1802 memories into registers if the ext(z)v expander fails.
1803 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
1805 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
1807 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
1809 (df_ref): Likewise. Put regno with other integer fields.
1811 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
1813 * df.h (df_mw_hardreg): Remove "loc" field.
1814 * df-scan.c (df_ref_record): Don't set it. Remove redundant
1816 * df-problems.c (df_whole_mw_reg_unused_p): New function,
1817 split out from df_set_unused_notes_for_mw. Return false for
1818 partial references. Assert that mw_reg is a REG when returning true.
1819 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
1820 (df_whole_mw_reg_dead_p): New function, split out from
1821 df_set_dead_notes_for_mw. Return false for partial references.
1822 Assert that mw_reg is a REG when returning true.
1823 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
1824 Remove redundant bitmap check.
1826 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
1828 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
1829 ($(T)crtend.o): Likwise.
1830 ($(T)crtbeginS.o): Likwise.
1831 ($(T)crtendS.o): Likwise.
1832 ($(T)crtfastmath.o): Likwise.
1834 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
1836 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
1837 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
1838 * basic-block.h (struct control_flow_graph): Added x_dom_computed
1839 and x_n_bbs_in_dom_tree fields.
1841 2007-07-26 Steve Ellcey <sje@cup.hp.com>
1843 PR tree-optimization/32087
1844 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
1845 Do not call scale_bbs_frequencies_int with prob of zero.
1847 2007-07-26 Julian Brown <julian@codesourcery.com>
1849 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
1850 (neon_element_bits): Add prototypes.
1851 * config/arm/arm.c (bounds_check, neon_lane_bounds)
1852 (neon_const_bounds, neon_element_bits): New functions.
1853 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
1854 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
1855 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
1856 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
1857 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
1858 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
1859 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
1860 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
1861 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
1862 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
1863 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
1864 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
1865 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
1867 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
1869 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
1870 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
1872 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
1873 Julian Brown <julian@codesourcery.com>
1875 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
1876 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
1877 * config/arm/cortex-a8.md: New.
1878 * config/arm/cortex-a8-neon.md: New.
1879 * config/arm/neon-schedgen.ml: New.
1880 * config/arm/neon.md (vqh_mnem): New.
1882 (Is_float_mode): New.
1883 (Scalar_mul_8_16): New.
1885 (V_mode_nunits): New.
1886 (All instruction patterns): Annotate with neon_type attribute
1888 * config/arm/arm.md: Include cortex-a8.md.
1889 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
1891 Annotate instruction patterns accordingly.
1892 (generic_sched): Do not use generic scheduling for Cortex-A8.
1893 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
1895 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
1897 * fold-const.c (fold_read_from_constant_string): Use
1899 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
1901 2007-07-26 Nick Clifton <nickc@redhat.com>
1903 * tree-ssa-operands.h: Change copyright header to refer to version
1904 3 of the GNU General Public License and to point readers at the
1905 COPYING3 file and the FSF's license web page.
1906 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
1907 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
1908 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
1909 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
1910 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
1911 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
1912 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
1913 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
1914 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
1915 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
1916 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
1917 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
1918 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
1919 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
1920 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
1921 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
1922 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
1923 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
1924 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
1925 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
1926 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
1927 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
1928 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
1929 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
1930 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
1931 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
1932 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
1933 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
1934 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
1935 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
1936 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
1937 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
1938 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
1939 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
1940 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
1941 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
1942 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
1943 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
1944 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
1945 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
1946 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
1947 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
1948 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
1949 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
1950 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
1951 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
1952 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
1953 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
1954 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
1955 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
1956 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
1957 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
1958 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
1959 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
1960 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
1961 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
1962 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
1963 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
1964 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
1965 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
1966 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
1967 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
1968 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
1969 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
1970 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
1971 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
1972 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
1973 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
1974 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
1975 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
1976 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
1977 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
1978 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
1979 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
1980 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
1981 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
1982 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
1983 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
1984 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
1985 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
1986 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
1987 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
1988 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
1989 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
1990 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
1991 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
1992 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
1993 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
1994 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
1995 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
1996 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
1997 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
1998 vecprim.h, basic-block.h, tree-ssa-structalias.c,
1999 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
2000 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
2001 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
2002 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
2003 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
2004 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
2005 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
2006 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
2007 convert.c, convert.h, langhooks-def.h, reload1.c,
2008 tree-ssa-operands.c: Likewise.
2010 2007-07-26 Jan Hubicka <jh@suse.cz>
2012 * tree-ssa-live.c: Include debug.h and flags.h.
2013 (mark_scope_block_unused): New function.
2014 (remove_unused_scope_block_p): New function.
2015 (remove_unused_locals): Remove unused blocks too.
2017 2007-07-25 Ian Lance Taylor <iant@google.com>
2019 * combine.c (combine_max_regno): Remove. Remove all uses.
2020 (struct reg_stat_struct): Rename from struct reg_stat.
2021 (reg_stat_type): Define, and declare VECs.
2022 (reg_stat): Change from pointer to VEC. Change all uses.
2023 (combine_split_insns): New static function.
2024 (try_combine, find_split_point): Call it instead of split_insns.
2026 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2028 * cfghooks.c (split_block): Fix the information about loop latch.
2030 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2032 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
2034 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2036 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2037 Scan the new edge for loop exit info.
2039 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
2041 * config/darwin.c: Include debug.h.
2043 2007-07-25 Steve Ellcey <sje@cup.hp.com>
2046 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
2048 2007-07-25 Steve Ellcey <sje@cup.hp.com>
2050 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
2051 (HARD_REGNO_MODE_OK): Ditto.
2052 (MODES_TIEABLE_P): Ditto.
2053 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
2054 (CLASS_MAX_NREGS): Ditto.
2055 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
2056 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
2057 (divdf3_internal_thr): Removed.
2058 * config/ia64/div.md: New file.
2059 * config/ia64/constraints.md: Add H constraint.
2061 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2063 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
2064 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
2065 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
2066 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
2067 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
2068 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
2069 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
2070 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
2071 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
2072 dump_sbitmap_file, debug_sbitmap, popcount_table,
2073 sbitmap_popcount): Constify.
2074 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
2075 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
2076 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
2077 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
2078 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
2079 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
2080 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
2081 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
2082 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
2083 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
2084 sbitmap_popcount, sbitmap_verify_popcount): Constify.
2086 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2088 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
2089 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
2090 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
2091 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
2092 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
2093 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
2094 bitmap_intersect_p, bitmap_intersect_compl_p,
2095 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2096 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
2098 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
2099 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
2100 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
2101 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2102 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2103 debug_bitmap, debug_bitmap_file, bitmap_print,
2104 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
2105 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
2107 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
2109 * config/darwin.c (darwin_override_options): Additional fix for
2110 debug info formats that don't support var tracking.
2112 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2114 * cselib.c (entry_and_rtx_equal_p): Constify.
2115 * gengtype.c (output_mangled_typename, write_types, write_local):
2117 * gengtype.h (const_type_p): New.
2118 * see.c (eq_descriptor_extension, hash_descriptor_extension):
2120 * tlink.c (scan_linker_output): De-constify.
2121 * tree-ssa-loop-im.c (memref_eq): Constify.
2122 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
2123 (shared_bitmap_hash, shared_bitmap_eq): Constify.
2125 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2127 * c-common.c (fname_as_string, c_type_hash): Constify.
2128 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2129 * cgraph.c (edge_hash, edge_eq): Likewise.
2130 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
2131 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
2132 reg_attrs_htab_eq): Likewise.
2133 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
2135 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
2136 const_decl_t, const_state_t, const_automata_list_el_t): New.
2137 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
2138 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
2139 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
2140 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
2141 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
2142 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
2143 compare_max_occ_cycle_nums, out_state_arcs_num,
2144 compare_transition_els_num, units_cmp, state_reservs_cmp):
2146 * genmodes.c (cmp_modes): Likewise.
2147 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
2148 * gimplify.c (compare_case_labels): Likewise.
2149 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
2150 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
2151 * matrix-reorg.c (mtt_info_hash): Likewise.
2152 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
2153 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
2154 (htab_hash_bucket, htab_hash_elem): Constify.
2155 * tree-browser.c (TB_parent_eq): Likewise.
2156 * tree-scalar-evolution.c (hash_scev_info): Likewise.
2157 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
2158 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
2159 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
2161 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
2162 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
2163 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
2164 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
2165 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
2167 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
2168 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
2169 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
2170 * tree-ssa-threadupdate.c (redirection_data_hash,
2171 redirection_data_eq): Likewise.
2172 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
2173 * tree-ssa.c (var_ann_eq): Likewise.
2174 * tree-vrp.c (compare_case_labels): Likewise.
2175 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
2176 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
2177 tree_not_check_failed, tree_class_check_failed,
2178 tree_range_check_failed, tree_not_class_check_failed,
2179 omp_clause_check_failed, omp_clause_range_check_failed,
2180 tree_contains_struct_check_failed, tree_operand_check_failed):
2182 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
2183 tree_not_check_failed, tree_class_check_failed,
2184 tree_range_check_failed, tree_not_class_check_failed,
2185 tree_operand_check_failed, omp_clause_operand_check_failed,
2186 tree_operand_length): Likewise.
2187 * var-tracking.c (const_variable): New.
2188 (variable_htab_hash, variable_htab_eq): Constify.
2189 * varasm.c (const_desc_hash): Likewise.
2191 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2193 * expr.c (handled_component_p): Constify.
2194 * fold-const.c (fit_double_type): Likewise.
2195 * real.h (real_value_from_int_cst): Likewise.
2196 * tree-flow-inline.h (gimple_in_ssa_p,
2197 gimple_aliases_computed_p, gimple_addressable_vars,
2198 gimple_call_clobbered_vars, gimple_referenced_vars,
2199 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
2200 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
2201 may_aliases, end_readonly_imm_use_p, has_zero_uses,
2202 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
2203 is_label_stmt, is_global_var, phi_ssa_name_p,
2204 factoring_name_p, is_call_clobbered, tree_common_ann,
2205 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
2206 unmodifiable_var_p, array_ref_contains_indirect_ref,
2207 ref_contains_array_ref, lookup_subvars_for_var,
2208 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
2209 gimple_mem_ref_stats): Likewise.
2210 * tree-flow.h (tree_common_ann, var_ann, function_ann,
2211 may_aliases, is_exec_stmt, is_label_stmt,
2212 ref_contains_array_ref, array_ref_contains_indirect_ref,
2213 var_can_have_subvars, overlap_subvar, is_call_clobbered,
2214 unmodifiable_var_p): Likewise.
2215 * tree-gimple.c (is_gimple_min_invariant): Likewise.
2216 * tree-gimple.h (is_gimple_min_invariant): Likewise.
2217 * tree.c (type_hash_list, attribute_hash_list, tree_size,
2218 cst_and_fits_in_hwi, real_value_from_int_cst,
2219 build_real_from_int_cst, integer_zerop, integer_onep,
2220 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
2221 tree_floor_log2, real_zerop, real_onep, real_twop,
2222 real_minus_onep, really_constant_p, purpose_member, chain_member,
2223 list_length, fields_length, int_size_in_bytes, bit_position,
2224 int_bit_position, byte_position, int_byte_position, expr_align,
2225 array_type_nelts, tree_node_structure,
2226 type_contains_placeholder_1, iterative_hash_pointer,
2227 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
2228 tree_map_base_eq, type_hash_list, type_hash_eq,
2229 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
2230 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
2231 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2232 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
2233 int_fits_type_p, get_containing_scope, decl_function_context,
2234 decl_type_context, omp_clause_operand_check_failed,
2235 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
2236 * tree.h (omp_clause_operand_check_failed, tree_size,
2237 build_real_from_int_cst, array_type_nelts, purpose_member,
2238 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
2239 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2240 is_attribute_p, check_qualified_type, expr_align,
2241 int_size_in_bytes, bit_position, int_bit_position, byte_position,
2242 int_byte_position, list_length, fields_length, initializer_zerop,
2243 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
2244 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
2245 tree_node_structure, handled_component_p, get_containing_scope,
2246 decl_function_context, decl_type_context, real_zerop,
2247 type_num_arguments, fit_double_type, really_constant_p,
2248 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
2249 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
2250 real_twop, real_minus_onep, int_cst_value): Likewise.
2252 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2254 * cfglayout.c (insn_scope, insn_line): Constify.
2255 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
2256 const_double_htab_hash, const_double_htab_eq,
2257 mem_attrs_htab_hash): Likewise.
2258 * loop-iv.c (biv_eq): Likewise.
2259 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
2260 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
2261 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
2263 * rtl-error.c (location_for_asm, diagnostic_for_asm,
2264 error_for_asm, warning_for_asm, _fatal_insn,
2265 _fatal_insn_not_found): Likewise.
2266 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
2267 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
2268 rtl_check_failed_type2, rtl_check_failed_code1,
2269 rtl_check_failed_code2, rtl_check_failed_code_mode,
2270 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
2271 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
2272 rtl_check_failed_type2, rtl_check_failed_code1,
2273 rtl_check_failed_code2, rtl_check_failed_code_mode,
2274 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
2275 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
2276 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
2277 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
2278 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
2279 rtx_unstable_p, get_integer_term, get_related_value,
2280 offset_within_block_p, reg_mentioned_p, count_occurrences,
2281 reg_referenced_p, reg_used_between_p, no_labels_between_p,
2282 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
2283 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
2284 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
2285 find_constant_src, find_reg_fusage, find_regno_fusage,
2286 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
2287 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
2288 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
2289 computed_jump_p, auto_inc_p, in_expr_list_p,
2290 remove_node_from_expr_list, loc_mentioned_in_p,
2291 label_is_jump_target_p, reversed_comparison_code_parts,
2292 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
2293 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
2294 print_inline_rtx): Likewise.
2295 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
2296 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
2297 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
2298 get_integer_term, get_related_value, offset_within_block_p,
2299 count_occurrences, reg_mentioned_p, no_labels_between_p,
2300 reg_used_between_p, reg_referenced_p, single_set_2,
2301 multiple_sets, set_noop_p, refers_to_regno_p,
2302 reg_overlap_mentioned_p, dead_or_set_p,
2303 covers_regno_no_parallel_p, covers_regno_p,
2304 dead_or_set_regno_p, find_reg_note, find_regno_note,
2305 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
2306 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
2307 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
2308 side_effects_p, may_trap_p_1, may_trap_p,
2309 may_trap_after_code_motion_p, may_trap_or_fault_p,
2310 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
2311 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
2312 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
2313 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
2314 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
2316 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
2317 warning_for_asm): Likewise.
2318 * tree.h (print_rtl): Likewise.
2319 * varasm.c (get_pool_mode): Likewise.
2321 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2323 * c-lex.c (c_lex_with_flags, lex_string): Constify.
2324 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
2325 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2326 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
2327 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
2328 * ddg.c (compare_sccs): Likewise.
2329 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
2330 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
2331 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
2332 decimal_do_fix_trunc, decimal_real_to_integer,
2333 decimal_real_to_integer2, decimal_real_maxval): Likewise.
2334 * dse.c (const_group_info_t): New.
2335 (invariant_group_base_eq, invariant_group_base_hash): Constify.
2336 * dwarf2out.c (const_dw_die_ref): New.
2337 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
2338 * tree-browser.c (TB_parent_eq): Likewise.
2339 * unwind-dw2-fde.c (__register_frame_info_bases,
2340 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
2341 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
2343 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
2344 * unwind-dw2.c (uw_frame_state_for): Likewise.
2345 * value-prof.c (histogram_hash, histogram_eq): Likewise.
2346 * value-prof.h (const_histogram_value): New.
2348 2007-07-25 Richard Sandiford <richard@codesourcery.com>
2350 * config/mips/mips.c (machine_function): Add
2351 initialized_mips16_gp_pseudo_p.
2352 (mips16_gp_pseudo_reg): Do not emit the initialization of
2353 mips16_gp_pseudo_rtx when being called from the gimple cost-
2354 calculation routines; emit it on the first use outside those
2357 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2359 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
2362 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
2363 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
2364 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
2365 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
2366 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
2367 Preserve const-ness of parameters through use of __typeof(),
2368 also constify and tidy.
2370 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
2371 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
2372 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
2373 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
2374 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
2375 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
2376 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
2377 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
2378 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
2380 2007-07-25 Julian Brown <julian@codesourcery.com>
2381 Mark Shinwell <shinwell@codesourcery.com>
2383 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
2384 (alpha_mangle_type): This.
2385 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2386 (TARGET_MANGLE_TYPE): Define this instead.
2387 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
2388 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
2389 (arm_init_neon_builtins): Fix comment.
2390 (arm_mangle_map_entry): New.
2391 (arm_mangle_map): New.
2392 (arm_mangle_type): New.
2393 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
2394 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
2395 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
2396 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2397 (TARGET_MANGLE_TYPE): Define this instead.
2398 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
2399 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
2400 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
2401 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2402 (TARGET_MANGLE_TYPE): Define this instead.
2403 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
2405 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
2406 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2407 (TARGET_MANGLE_TYPE): Define this instead.
2408 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
2409 (s390_mangle_type): This.
2410 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2411 (TARGET_MANGLE_TYPE): Define this instead.
2412 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
2413 (sparc_mangle_type): This.
2414 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2415 (TARGET_MANGLE_TYPE): Define this instead.
2416 * cp/mangle.c (write_type): Call mangle_type target hook on all
2417 types before mangling. Use original type, not main variant, as
2419 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
2420 (TARGET_MANGLE_TYPE): This.
2421 * target.h (gcc_target): Rename mangle_fundamental_type to
2423 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
2424 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
2426 2007-07-25 Julian Brown <julian@codesourcery.com>
2427 Paul Brook <paul@codesourcery.com>
2428 Joseph Myers <joseph@codesourcery.com>
2429 Mark Shinwell <shinwell@codesourcery.com>
2431 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
2432 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
2433 (with_fpu): Allow --with-fpu=neon.
2434 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
2435 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
2436 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
2437 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
2438 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
2439 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
2440 (neon_emit_pair_result_insn, neon_disambiguate_copy)
2441 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
2442 (output_move_neon): Add prototypes.
2443 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
2444 (all_fpus): Add FPUTYPE_NEON.
2445 (fp_model_for_fpu): Add NEON field.
2446 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
2447 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
2449 (arm_legitimate_address_p): Don't support fancy addressing for NEON
2451 (thumb2_legitimate_address_p): Likewise.
2452 (neon_valid_immediate): Recognize and prepare constants suitable for
2454 (neon_immediate_valid_for_move): New function. Recognize and prepare
2455 immediates for NEON move instructions.
2456 (neon_immediate_valid_for_logic): New function. Recognize and
2457 prepare immediates for NEON logic instructions.
2458 (neon_output_logic_immediate): New function. Create asm string
2459 suitable for outputting immediate logic instructions.
2460 (neon_pairwise_reduce): New function. Implement reduction using
2461 pairwise operations.
2462 (neon_expand_vector_init): New function. Expand a (possibly
2463 non-constant) vector initialization.
2464 (neon_vector_mem_operand): New function. Memory operands supported
2465 for quad-word loads/stores to/from ARM or NEON registers. Don't
2466 allow base+offset addressing for core regs.
2467 (neon_struct_mem_operand): New function. Valid mems for NEON
2469 (coproc_secondary_reload_class): Enable NEON registers to be loaded
2470 from neon_vector_mem_operand addresses without a secondary register.
2471 (add_minipool_forward_ref): Handle >8-byte minipool entries.
2472 (add_minipool_backward_ref): Likewise.
2473 (dump_minipool): Likewise.
2474 (push_minipool_fix): Likewise.
2475 (output_move_quad): New function. Output quad-word moves, loads and
2476 stores using ARM registers.
2477 (output_move_vfp): Add support for vectors in VFP (NEON) D
2479 (output_move_neon): Output a NEON load/store to/from a quadword
2481 (arm_print_operand): Implement new codes:
2482 - 'c' for unadorned integers (without a # sign).
2483 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
2485 - 'e', 'f' for the low and high D parts of a NEON Q register.
2486 - 'q' outputs a NEON Q register.
2487 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
2488 - 'T' prints NEON opcode features from a coded bitmask.
2489 - 'F' is similar to T, but signed/unsigned codes both print as
2491 - 't' is similar to T, but 'u' is printed instead of 'p'.
2492 - 'O' prints 'r' if NEON instruction should perform rounding (as
2493 specified by bitmask), else prints nothing.
2494 - '#' is a punctuation character to stop operand numbers from
2495 running together with following digits in the assembler
2496 strings for instructions (when using mode attributes).
2497 (arm_assemble_integer): Handle extra NEON vector modes. Permute
2498 constant vectors in big-endian mode, where necessary.
2499 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
2500 Handle EI, OI, CI, XI modes.
2501 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
2502 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
2503 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
2504 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
2505 (neon_builtin_type_bits): Add enumeration, one bit for each vector
2507 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
2508 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
2509 to turn v8qi, etc. into bits defined above.
2510 (neon_itype): New enumeration. Classifications of NEON builtins.
2511 (neon_builtin_datum): Define struct. Contains information about
2512 a single builtin (with multiple modes).
2513 (CF): Define helper macro for...
2514 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
2516 (neon_builtin_data): New array. Define information about builtins
2517 for use during initialization/expansion.
2518 (arm_init_neon_builtins): New function.
2519 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
2521 (neon_builtin_compare): New function.
2522 (locate_neon_builtin_icode): New function. Find an insn code for a
2523 builtin given a function code for that builtin. Also return type of
2524 builtin (NEON_BINOP, NEON_UNOP etc.).
2525 (builtin_arg): New enumeration. Types of arguments for builtins.
2526 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
2527 Takes a variable argument list of builtin_arg types, terminated by
2529 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
2530 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
2531 (neon_emit_pair_result_insn): New function. Support returning pairs
2532 of vectors via a pointer.
2533 (neon_disambiguate_copy): New function. Set up operands for a
2534 multi-word copy such that registers do not get clobbered.
2535 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
2536 ARM_BUILTIN_NEON_BASE.
2537 (arm_file_start): Set float-abi attribute for NEON.
2538 (arm_vector_mode_supported_p): Enable NEON vector modes.
2539 (arm_mangle_map_entry): New.
2540 (arm_mangle_map): New.
2541 (arm_mangle_vector_type): New.
2542 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
2544 (TARGET_NEON): New macro. Target supports NEON.
2545 (fputype): Add FPUTYPE_NEON.
2546 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
2547 for vectorization based on command-line arg.
2548 (NEON_REGNO_OK_FOR_NREGS): Define.
2549 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
2550 (VALID_NEON_STRUCT_MODE): Define.
2551 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
2552 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
2553 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
2554 (consttable_16): Add pattern for outputting 16-byte minipool
2556 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
2558 (vec-common.md, neon.md): Include md files.
2559 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
2560 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
2561 (memory_constraint "Ut", "Un", "Us"): Define.
2562 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
2563 (MMX_char): New mode attribute.
2564 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
2565 (*add<mode>3_iwmmxt): New insn pattern.
2566 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
2567 (*sub<mode>3_iwmmxt): New insn pattern.
2568 (mulv4hi3): Rename to...
2569 (*mulv4hi3_iwmmxt): This.
2570 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
2571 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
2572 (uminv4hi3, uminv2si3): Remove. Replace with...
2573 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
2574 (*umin<mode>3_iwmmxt): These.
2575 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
2576 (ashr<mode>3_iwmmxt): This new pattern.
2577 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
2578 (lshr<mode>3_iwmmxt): This new pattern.
2579 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
2580 (ashl<mode>3_iwmmxt): This new pattern.
2581 * config/arm/neon-docgen.ml: New file. Generate documentation for
2583 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
2584 * config/arm/arm_neon.h: New (autogenerated).
2585 * config/arm/neon-testgen.ml: New file. Generate NEON tests
2587 * config/arm/neon.md: New file. Define NEON instructions.
2588 * config/arm/neon.ml: New file. Abstract description of NEON
2589 instructions, used to generate arm_neon.h header, documentation and
2591 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
2592 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
2594 * doc/extend.texi (ARM Built-in Functions): Rename and remove
2596 (ARM NEON Intrinsics): New subsection.
2597 * doc/arm-neon-intrinsics.texi: New (autogenerated).
2599 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
2601 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
2604 2007-07-24 Jan Hubicka <jh@suse.cz>
2606 * regclass.c (move_table): New type.
2607 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
2608 (init_move_cost): Break out from ...
2609 (init_reg_sets_1): ... here; simplify computation of
2610 have_regs-of_mode and contains_reg_of_mode.
2611 (record_reg_classes): Unswitch internal loops.
2612 (copy_cost): Trigger lazy initialization of move cost
2613 (record_address_regs): Likewise.
2615 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
2617 * config/darwin.c (darwin_override_options): Don't force on
2618 flag_var_tracking_uninit when no debug info is requested.
2620 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2622 * cfgloop.c (init_loops_structure): New function.
2623 (flow_loops_find): Create root of the loop tree unconditionally.
2625 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
2627 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
2629 2007-07-24 Jan Hubicka <jh@suse.cz>
2631 * caller-save.c: Include ggc.h, gt-caller-save.h
2632 (reg_save_code, reg_restore_code): Rename to ...
2633 (cached_reg_save_code, cached_reg_restore_code): ... those.
2634 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
2635 (reg_save_code, reg_restore_code): New functions.
2636 (init_caller_save): Do not intialize
2637 reg_save_code/reg_restore_code tables.
2638 * Makefile.in: (gt-caller-save.h): New.
2640 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2642 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
2643 with the mode of the original operand instead of
2646 2007-07-23 Jan Hubicka <jH@suse.cz>
2648 * i386.c (ix86_secondary_memory_needed): Break out to...
2649 (inline_secondary_memory_needed): ... here.
2650 (ix86_memory_move_cost): Break out to ...
2651 (inline_memory_move_cost): ... here; add support for IN value of 2 for
2652 maximum of input and output; fix handling of Q_REGS on 64bit.
2653 (ix86_secondary_memory_needed): Microoptimize.
2655 2007-07-23 Sebastian Pop <sebpop@gmail.com>
2657 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
2658 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
2659 stmts_from_loop, known_dependences_p, build_rdg): New.
2660 * tree-data-ref.h: Depends on graphds.h.
2661 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
2662 (build_rdg): Declared.
2663 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
2665 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
2667 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
2670 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
2671 Jakub Jelinek <jakub@redhat.com>
2673 PR middle-end/PR28690
2674 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
2675 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
2676 and MEM_POINTER operands over REG and MEM operands.
2677 (swap_commutative_operands_p): Change return value to bool.
2678 * rtl.h: Update the corresponding prototype.
2679 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
2680 instead of gen_rtx_PLUS.
2681 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
2682 value to bool. Change function arguments to rtx's and update code
2684 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
2685 calls to match the new declaration.
2686 * simplify-rtx.c (simplify_associative_operation): Don't
2687 reorder simplify_binary_operation arguments.
2689 2007-07-23 Richard Sandiford <richard@codesourcery.com>
2691 * config/mips/mips.c (override_options): Use mips_costs to derive
2692 the default branch cost.
2693 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
2695 * config/mips/mips.opt (mbranch-cost=): New option.
2696 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
2698 2007-07-23 Richard Sandiford <richard@codesourcery.com>
2700 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
2701 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
2702 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
2703 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
2705 2007-07-23 Richard Sandiford <richard@codesourcery.com>
2707 * config/mips/constraints.md (ks): New constraint.
2708 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
2709 (*add<mode>3_mips16): ...here.
2711 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
2713 * optabs.h (enum optab_index): Add new OTI_signbit.
2714 (signbit_optab): Define corresponding macro.
2715 (enum insn_code signbit_optab[]): Remove array.
2716 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
2717 (expand_copysign_absneg): If back end provides signbit insn, use it
2718 instead of bit operations on floating point argument.
2719 * builtins.c (enum insn_code signbit_optab[]): Remove array.
2720 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
2721 availability of signbit insn.
2723 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
2724 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
2725 SSE mode is not active.
2726 (isinf<mode>2): Disable for mfpmath=sse,387.
2728 2007-07-22 Ben Elliston <bje@au.ibm.com>
2730 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
2732 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
2734 2007-07-20 Richard Guenther <rguenther@suse.de>
2736 * tree-cfg.c (verify_expr): COND_EXPRs can have any
2737 integral typed condition.
2738 * tree-ssa.c (useless_type_conversion_p): Do not preserve
2739 booleanness. Only preserve conversions from a non-base
2740 type to a base type, not in general between types with
2741 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
2742 * tree.def (COND_EXPR): Document that the condition
2743 can be of any integral type.
2745 2007-07-20 Nigel Stephens <nigel@mips.com>
2746 Richard Sandiford <richard@codesourcery.com>
2748 * config/mips/mips.h (mips_dwarf_regno): Declare.
2749 (DBX_REGISTER_NUMBER): Remove redundant brackets.
2750 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
2751 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
2752 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
2753 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
2754 (REG_CLASS_NAMES): Update accordingly.
2755 * config/mips/mips.c (mips_dwarf_regno): New array.
2756 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
2757 (mips_subword): Remove special handling for accumulator registers.
2758 (override_options): Initiailize mips_dwarf_regno. Remove use
2760 (mips_swap_registers): New function.
2761 (mips_conditional_register_usage): Swap accumulator registers
2762 around if TARGET_LITTLE_ENDIAN.
2763 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
2764 * config/mips/constraints.md (h, l): Use the endianness to choose
2765 between MD0_REG and MD1_REG.
2766 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
2767 alternative-dependent template.
2769 2007-07-20 Richard Sandiford <richard@codesourcery.com>
2771 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
2774 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2776 * function.c (thread_prologue_and_epilogue_insns): Fix exit
2777 predecessor fallthru flags.
2779 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2781 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
2782 of compare to the same type.
2783 * cfgloopmanip.c (add_loop): Update information about loop exits.
2784 (loop_version): Remove the innermost loop requirement.
2785 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
2786 to sizetype for pointers.
2788 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
2790 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
2791 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
2792 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
2794 * config/dfp-bit.c: Empty for TFmode conversions.
2796 2007-07-18 Caroline Tice <ctice@apple.com>
2798 * var-tracking.c (find_src_status): Check for COND_EXEC insns
2799 and handle them correctly; check that src is not NULL before
2801 (find_src_set_src): Likewise.
2803 2007-07-18 Bob Wilson <bob.wilson@acm.org>
2805 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
2806 (struct alignment_context, init_alignment_context): New.
2807 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
2808 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
2809 (XCHAL_HAVE_S32C1I): Likewise.
2810 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
2811 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
2812 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
2813 (ATOMIC, HQI): New macros.
2814 (memory_barrier, *memory_barrier): New.
2815 (sync_lock_releasesi): New.
2816 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
2817 (sync_lock_test_and_set<mode>): New.
2818 (sync_<atomic><mode>): New.
2819 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
2820 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
2821 (xtensa_expand_atomic): New.
2823 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2827 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
2828 transformation for builtin ISNORMAL.
2829 (expand_builtin): Handle BUILT_IN_ISNORMAL.
2830 * builtins.def (BUILT_IN_ISNORMAL): New.
2831 * doc/extend.texi: Document isnormal.
2833 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2837 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
2838 optabs infrastructure. Provide generic implementation for
2840 (expand_builtin): Handle FINITE/ISFINITE.
2841 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
2842 (fold_builtin_1): Likewise.
2844 * builtins.def (BUILT_IN_ISFINITE): New.
2846 * doc/extend.texi: Document isfinite.
2848 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2853 * builtins.c (expand_builtin_interclass_mathfn): Provide a
2854 generic fallback for isinf.
2855 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
2856 calculation code ...
2857 * real.c (get_max_float): ... to here.
2858 * real.h (get_max_float): New.
2860 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2864 * builtin-attrs.def (ATTR_TYPEGENERIC,
2865 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
2867 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
2868 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
2869 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
2870 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
2872 * c-common.c (handle_type_generic_attribute): New.
2873 (c_common_attribute_table): Add "type generic".
2875 * c-typeck.c (convert_arguments): Handle "type generic" functions.
2877 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
2879 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
2880 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
2883 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
2886 * config/cris/cris.c (cris_print_index): Don't use XEXP before
2887 checking that the operand is an expression.
2889 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
2890 Danny Smith <dannysmith@users.sourceforge.net>
2893 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
2894 file mapping object in local namespace if Windows version later
2897 2007-07-18 Richard Sandiford <richard@codesourcery.com>
2899 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
2900 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
2901 arm_cannot_force_const_mem.
2902 (arm_cannot_force_const_mem): New function.
2903 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
2904 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
2905 of arm_tls_referenced_p.
2906 * config/arm/arm.md (movsi): Split out-of-section constants when
2907 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
2908 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2910 2007-07-18 Richard Sandiford <richard@codesourcery.com>
2912 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
2914 2007-07-18 Richard Sandiford <richard@codesourcery.com>
2916 * config/mips/mips.md (*extendqihi2): Convert the destination
2919 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2921 * config/pa/fptr.c: Update license header.
2922 * config/pa/milli64.S: Likewise.
2924 2007-07-17 Nick Clifton <nickc@redhat.com>
2926 * COPYING_v3: New file. Contains version 3 of the GNU General
2928 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
2929 Lesser General Public License.
2930 * doc/include/gpl_v3.texi: New file. Contains version 3 of
2931 the GNU General Public License.
2933 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
2935 PR rtl-optimization/32773
2936 * cfglayout.c (force_one_exit_fallthru): New function.
2937 (cfg_layout_finalize): Use it.
2939 2007-07-16 Richard Guenther <rguenther@suse.de>
2940 Uros Bizjak <ubizjak@gmail.com>
2942 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
2943 before forcing it to gimple operand.
2945 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
2946 David Ung <davidu@mips.com>
2948 * config/mips/mips.h (TUNE_24K): Define.
2949 (TUNE_MACC_CHAINS): Add TUNE_24K.
2950 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
2952 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
2953 (r74k_int_madd): .. this new reservation.
2954 (define_bypass): Fixed bypasses for r74k_int_madd to use
2956 * config/mips/24k.md (define_bypass): Define new
2957 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
2959 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
2960 Nigel Stephens <nigel@mips.com>
2962 * config/mips/mips.md: Include 20kc.md.
2963 * config/mips/20kc.md: New file.
2964 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
2965 (mips_adjust_cost): Tweak for 20Kc.
2966 (mips_issue_rate): Likewise.
2967 * config/mips/mips.h (TUNE_20KC): Define.
2969 2007-07-16 David Edelsohn <edelsohn@gnu.og>
2971 * config/rs6000/rs6000.c (struct processor_cost): Add
2972 cache_line_size, l1_cache_lines, and simultaneous_prefetches
2974 (*_cost): Add cache information.
2975 (rs6000_override_options): Set cache parameters.
2977 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2980 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
2981 * doc/install.texi (mips-sgi-irix6): pthread support works now.
2983 2007-07-16 Paul Brook <paul@codesourcery.com>
2986 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
2987 (cirrus_thumb2_movsi_insn): Ditto.
2989 2007-07-15 Geoffrey Keating <geoffk@apple.com>
2991 * config/rs6000/darwin-fallback.c (interpret_libc): Change
2994 2007-07-15 Andrew Haley <aph@redhat.com>
2996 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
2997 before looking in the context.
2999 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3003 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
3004 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
3005 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
3006 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
3007 to generate .CALLINFO statement.
3008 (hppa_expand_prologue): Set rp_saved.
3009 (hppa_expand_epilogue): Use rp_saved.
3010 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
3011 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
3013 2007-07-14 Dirk Mueller <dmueller@suse.de>
3015 * omega.c (coalesce): Fix memory leak on early exit.
3016 * matrix-reorg.c (check_allocation_function): Likewise.
3017 * tree-vect-transform.c (vect_get_new_vect_var): free result
3019 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3020 pass pointer to edge vector
3021 (partition_hot_cold_basic_blocks): Fix memory leak.
3022 * collect2.c (prefix_from_string): Free temporary storage.
3023 * reload1.c (fixup_abnormal_edges): Free sbitmap.
3025 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
3027 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
3028 (DO_GLOBAL_DTORS_BODY): Likewise.
3030 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
3031 Nigel Stephens <nigel@mips.com>
3033 * config/mips/mips.c (mips_classify_symbol): Don't return
3034 SYMBOL_SMALL_DATA for constant pool addresses if
3035 TARGET_EMBEDDED_DATA is true.
3037 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
3039 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
3040 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
3041 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
3042 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
3043 __builtin_ia32_storehps, __builtin_ia32_storelps,
3044 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
3045 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
3046 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
3047 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
3048 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
3049 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
3050 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
3051 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
3052 using def_builtin_const.
3054 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
3056 PR tree-optimization/32705
3057 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
3058 (simplify_binary_expression): Use SSA_VAL consistently.
3060 2007-07-13 David Edelsohn <edelsohn@gnu.org>
3062 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
3063 (SPEFSCR_REGNO): Delete definition.
3064 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
3065 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3066 * config/rs6000/rs6000.h: Do not define *_REGNO.
3067 LINK_REGISTER_REGNUM -> LR_REGNO.
3068 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3069 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
3070 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3071 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
3072 R_VRSAVE, R_VSCR. Use them.
3073 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
3074 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
3075 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
3076 * config/rs6000/aix.h: Define R_LR. Use it.
3078 2007-07-13 Caroline Tice <ctice@apple.com>
3080 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
3081 flag_var_tracking is explicitly turned off (i.e. when variable
3082 tracking is not feasible); otherwise, turn flag_var_tracking on when
3083 flag_var_tracking_uninit is on.
3084 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
3085 note definitions, to allow recording of initialization status in the
3087 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
3088 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
3089 determine if two note locations are equal.
3090 (output_loc_list): Don't output list entries whose start & end labels
3092 (reg_loc_descriptor): Add parameter for initialization status; pass it
3093 to other loc descriptor functions.
3094 (one_reg_loc_descriptor): Add parameter for initialization status;
3095 check its value and add DW_OP_GNU_uninit to returned loc descr if
3097 (multiple_reg_loc_descriptor): Add parameter for initialization
3099 pass init status argument to other loc descriptor functions; check
3100 value of intialization parameter and add DW_OP_GNU_uninit to returned
3101 loc descr if appropriate.
3102 (based_loc_descr): Add parameter for initialization status; add new
3103 variable for return value; check value of initialization parameter and
3104 add DW_OP_GNU_uninit to returned loc descr if appropriate.
3105 (concatn_mem_loc_descriptor): Add parameter for initialization status;
3106 pass init status argument to other loc descriptor functions; check
3107 value of intialization parameter and add DW_OP_GNU_uninit to returned
3108 loc descr if appropriate.
3109 (mem_loc_descriptor): Likewise.
3110 (concat_loc_descriptor): Likewise.
3111 (concatn_loc_descriptor): Likewise.
3112 (loc_descriptor): Add parameter for initialization status; pass it as
3113 argument to other loc descriptor function calls.
3114 (loc_descriptor_from_tree_1): Add appropriate initialization status
3115 to loc descriptor function calls.
3116 (add_location_or_const_value_attribute): Get initialization status
3117 from VAR_LOCATION note; add initialization status to loc descriptor
3119 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
3120 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
3121 status is uninitialized, add "[uninint]" to output.
3122 * common.opt (fvar-tracking-uninit): New option, similar to
3123 fvar-tracking, to turn on tracking of uninitialized variables; creates
3124 a new global flag, flag_var_tracking_uninit.
3125 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
3126 (enum var_init_status): New type, for var initialization status field.
3127 * var-tracking.c (struct location_chain_def): Two new fields, init,
3128 for initialization status, and set_src for the assignment value expr.
3129 (unshare_variable): New parameter for initialization status;
3130 initialize new init and set_src fields.
3131 (var_reg_set): New parameters for initialization status and value;
3132 pass them to set_variable_part.
3133 (var_mem_set): Likewise.
3134 (get_init_value): New function.
3135 (var_reg_delete_and_set): New initialization status & value
3136 parameters; add call to get_init_value if status is unknown; pass new
3137 parameters to clobber_variable_part and var_reg_set.
3138 (var_mem_delete_and_set): Likewise.
3139 (var_reg_delete): Pass null set_src value to clobber_variable_part.
3140 (var_mem_delete): Likewise.
3141 (variable_union): Pass status to unshare_variable; initialize new init
3142 and set_src fields. If flag_var_tracking_uninit is not set, force
3143 status to initialized.
3144 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
3145 used later to get the set_src value.
3146 (find_src_status): New function.
3147 (find_src_set_src): New function.
3148 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
3149 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
3150 MO_SET, get set_src value and pass it to var_reg_delete_and_set
3151 and var_mem_delete_and_set.
3152 (dump_variable): Print out "[uninit]" if appropriate.
3153 (set_variable_part): Add new initialization and set_src parameters;
3154 pass status to unshare_variable; set node->init and node- >set_src
3155 fields and modify slot in hash table appropriately; save the init and
3156 set_src values if appropriate and assign to the new node.
3157 (clobber_variable_part): New set_src parameter; if two nodes have
3158 same variable and same location but different set_src (assignment)
3159 values, clobber old node.
3160 (delete_variable_part): Pass init status to unshare_variable.
3161 (emit_note_insn_var_location): Add initialized var; assign var's init
3162 status to new 'initialized'; pass new init status field to calls to
3163 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
3164 status to initialized.
3165 (emit_notes_in_bb): Pass initialization status to calls to
3166 var_reg_set, var_mem_set, var_reg_delete_and_set and
3167 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
3168 var_reg_delete_and_set and var_mem_delete_and_set; call
3169 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
3170 make up for change in add_stores.
3171 (vt_add_function_parameters): Add status to calls to
3173 * config/darwin.c (darwin_override_options): Turn on uninitialized
3174 tracking automatically, if var_tracking is on and the system is
3177 2007-07-13 Sa Liu <saliu@de.ibm.com>
3179 * config.gcc: Add options for arch and tune on SPU.
3180 * config/spu/predicates.md: Add constant operands 0 and 1.
3181 * config/spu/spu-builtins.def: Add builtins for double precision
3182 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
3183 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
3185 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
3187 * config/spu/spu-protos.h: Add new function prototypes.
3188 * config/spu/spu.c (spu_override_options): Check options -march and
3190 (spu_comp_icode): Add comparison code for DFmode and vector mode.
3191 (spu_emit_branch_or_set): Use the new code for DFmode and vector
3193 (spu_const_from_int): New. Create a vector constant from 4 ints.
3194 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
3195 (spu_emit_vector_compare): New. Emit vector compare.
3196 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
3197 * config/spu/spu.h: Add options -march and -mtune. Define processor
3198 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
3199 CANONICALIZE_COMPARISON.
3200 * config/spu/spu.md: Add new insns for double precision compare
3201 and double precision vector compare. Add vcond and smax/smin patterns
3202 to enable DFmode vector conditional expression.
3203 * config/spu/spu.opt: Add options -march and -mtune.
3204 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
3205 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
3206 both CELL and CELLEDP targets: spu_testsv.
3207 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
3210 2007-07-13 Richard Guenther <rguenther@suse.de>
3212 PR tree-optimization/32721
3213 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
3214 TREE_THIS_VOLATILE on the folded reference.
3215 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
3216 if the array reference has TREE_THIS_VOLATILE set.
3218 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
3221 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
3223 2007-07-13 Andreas Schwab <schwab@suse.de>
3225 * gengtype-lex.l: Allow declarations to be indented.
3227 2007-07-12 Geoffrey Keating <geoffk@apple.com>
3229 * ginclude/tgmath.h: New.
3230 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
3231 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
3232 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
3233 * configure: Regenerate.
3235 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
3237 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
3238 correct index when setting register save state for xd
3241 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
3243 * config/sh/sh.c (mark_use): Remove.
3245 2007-07-12 Paul Brook <paul@codesourcery.com>
3247 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
3248 reg does not overlap return value.
3250 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
3252 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
3253 (set_expression_vuses): Ditto.
3254 (init_pre): Initialize expression_vuses.
3256 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3258 * config/i386/sse.md (storentdf, storentsf): New.
3260 2007-07-12 Geoffrey Keating <geoffk@apple.com>
3262 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
3264 * tree.c (build_decl_stat): Move code from here...
3265 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
3266 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
3267 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
3268 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
3269 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
3272 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
3273 Devang Patel <dpatel@apple.com>
3275 PR tree-optimization/25413
3276 * targhooks.c (default_builtin_vector_alignment_reachable): New.
3277 * targhooks.h (default_builtin_vector_alignment_reachable): New.
3278 * tree.h (contains_packed_reference): New.
3279 * expr.c (contains_packed_reference): New.
3280 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
3281 (vect_enhance_data_refs_alignment): Call
3282 vector_alignment_reachable_p.
3283 * target.h (vector_alignment_reachable): New builtin.
3284 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
3285 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
3286 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
3288 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
3290 * target.h (builtin_vectorization_cost): Add new target builtin.
3291 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
3292 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
3293 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
3294 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
3295 uninitialized variables.
3296 * tree-vect-transform.c (cost_for_stmt): New function.
3297 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
3298 using cost 1 for all scalar stmts. Be less conservative when
3299 estimating the number of prologue/epulogue iterations. Call
3300 targetm.vectorize.builtin_vectorization_cost. Return
3301 min_profitable_iters-1.
3302 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
3303 initialization cost instead of TARG_VEC_STMT_COST. Use
3304 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
3305 epilogue code. Fix epilogue cost computation.
3306 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
3307 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
3308 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
3309 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
3310 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
3311 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
3313 2007-07-12 Richard Guenther <rguenther@suse.de>
3315 * gimplify.c (gimplify_conversion): Make sure that the result
3316 from maybe_fold_offset_to_reference is trivially convertible
3317 to the desired type before doing the simplification.
3318 (gimplify_expr): Likewise.
3319 * fold-const.c (fold_binary): Use the correct types for
3320 building the simplified expression.
3322 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3324 PR rtl-optimization/32729
3325 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
3326 that fallthru to exit.
3328 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
3330 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
3331 (symDTPOFF2reg): Likewise.
3333 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
3335 PR tree-optimization/32663
3337 * tree.h (VALUE_HANDLE_VUSES): Remove.
3338 (struct tree_value_handle): Remove vuses.
3340 * tree-vn.c (create_value_handle_for_expr): Don't set
3343 * tree-ssa-pre.c (expression_vuses): New.
3344 (alloc_expression_id): Set up expression_vuses.
3345 (get_expression_vuses): New.
3346 (set_expression_vuses): Ditto.
3347 (clear_expression_ids): Modify for expression_vuses.
3348 (phi_translate_1): Ditto.
3349 (phi_translate_set): Ditto.
3350 (value_dies_in_block_x): Ditto
3351 (valid_in_sets): Ditto.
3352 (add_to_sets): Ditto.
3353 (find_existing_value_expr): Ditto.
3354 (create_value_handle_for_expr): Ditto.
3355 (make_values_for_stmt): Ditto.
3356 (vuse_equiv): Remove.
3358 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
3360 * Makefile.in (mostlyclean): Remove object files.
3362 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3364 * toplev.c (no_new_pseudos): Deleted.
3365 * rtl.h (no_new_pseudos): Deleted.
3366 * tree-pass.h (pass_no_new_pseudos): Deleted.
3367 * passes.c (pass_no_new_pseudos): Deleted.
3368 * final.c (rest_of_clean_state): Removed no_new_pseudos.
3369 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
3370 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
3372 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
3373 * rtlhooks.c (gen_lowpart_general): Ditto.
3374 * optabs.c (prepare_operand): Ditto.
3375 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
3377 * modulo-sched.c (rest_of_handle_sms): Ditto.
3378 * see.c (rest_of_handle_see): Ditto.
3379 * ifcvt.c (if_convert): Ditto.
3380 (gate_handle_if_after_combine): Replaced no_new_pseudos with
3382 * init-regs.c (gate_initialize_regs): Deleted set of
3384 * lower-subreg.c (decompose_multiword_subregs): Ditto.
3385 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
3386 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
3388 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
3391 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
3392 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
3393 (*vec_extractv2di_1_rex64): New insn pattern.
3395 2007-07-11 David Daney <ddaney@avtrex.com>
3397 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
3398 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
3399 for SIGNAL_UNWIND_RETURN_COLUMN.
3400 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
3401 (DWARF_FRAME_REGNUM): Rewrite.
3402 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
3404 2007-07-11 Nick Clifton <nickc@redhat.com>
3406 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
3407 delta and use gen_int_mode in place of GET_INT instead.
3409 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
3411 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
3414 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
3416 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
3417 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
3419 * params.h (VERIFY_CANONICAL_TYPES): Remove.
3420 (USE_CANONICAL_TYPES): New.
3421 * doc/invoke.texi (verify-canonical-types): Remove.
3422 (use-canonical-types): Add.
3424 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
3426 * config/spu/spu.c (spu_optimization_options): Remove setting of
3427 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
3428 (spu_override_options): Move it here.
3430 2007-07-11 Richard Sandiford <richard@codesourcery.com>
3432 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
3433 * config/mips/mips.c (mips_cpu_info_table): Mention
3434 MIPS_ISA_LEVEL_SPEC in the comment.
3436 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
3438 PR tree-optimization/32713
3439 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
3441 2007-07-11 Paolo Carlini <pcarlini@suse.de>
3444 * c-opts.c (c_common_post_options): Do not change flag_complex_method
3445 conditional to flag_isoc99.
3446 (c_common_init_options): Do it here, unconditionally.
3448 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
3450 PR tree-optimization/32589
3451 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
3452 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
3453 * tree-ssa-propagate.c (valid_gimple_expression_p): New
3454 predicate, extracted from...
3455 (set_rhs): ...here. Call it for the expression on entry.
3456 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
3457 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
3458 (simplify_binary_expression): Use valid_gimple_expression_p
3459 to validate the simplification.
3460 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
3462 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
3464 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
3465 DWARF2_DEBUG on 32 bit target too.
3466 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
3468 2007-07-11 Nick Clifton <nickc@redhat.com>
3470 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
3471 version for 64-bit hosts.
3473 2007-07-10 David Daney <ddaney@avtrex.com>
3475 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
3477 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
3479 * config/mips/mips.c (mips_expand_synci_loop): New function.
3480 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
3481 (UNSPEC_RDHWR): Same.
3482 (UNSPEC_SYNCI): Same.
3483 (UNSPEC_SYNC): Same.
3484 (clear_cache): New expand.
3488 (clear_hazard): Same.
3489 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
3491 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
3492 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
3494 2007-07-10 Ian Lance Taylor <iant@google.com>
3496 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
3499 2007-07-10 David Daney <ddaney@avtrex.com>
3501 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
3502 * builtins.c (expand_builtin___clear_cache): New function.
3503 (expand_builtin): Call expand_builtin___clear_cache for
3504 BUILT_IN_CLEAR_CACHE case.
3505 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
3506 * doc/md.texi (clear_cache): Document new instruction pattern.
3507 * testsuite/gcc.dg/builtins-64.c: New test.
3509 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
3511 * config/cris/cris.md ("movsi"): Fix typo in last change.
3513 2007-07-09 Geoffrey Keating <geoffk@apple.com>
3516 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
3518 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
3519 * varasm.c (assemble_start_function): Honor DECL_ALIGN
3520 for FUNCTION_DECLs. Don't use align_functions_log if
3522 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
3523 even for FUNCTION_DECLs.
3524 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
3526 * tree.h (DECL_ALIGN): Update for new location of 'align'.
3527 (DECL_FUNCTION_CODE): Update for new location and name of
3529 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
3530 (struct tree_decl_common): Move 'align' and 'off_align' out
3531 of union, ensure they're still on a 32-bit boundary. Remove
3532 other fields in union 'u1'.
3533 (struct tree_function_decl): Add field 'function_code' replacing
3534 'u1.f' in tree_decl_common.
3535 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
3536 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
3537 (Variable Attributes): Cross-reference 'aligned' attribute
3538 to Function Attributes.
3539 * flags.h (force_align_functions_log): Delete.
3540 * toplev.c (force_align_functions_log): Delete.
3542 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
3545 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
3546 (*vec_concatv2di_rex): New insn pattern.
3548 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3551 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
3553 2007-07-10 Ian Lance Taylor <iant@google.com>
3555 Replace no_new_pseudos in backends.
3556 * rtl.h (can_create_pseudo_p): Define.
3557 * config/darwin.c (machopic_indirect_data_reference): Use
3558 can_create_pseudo_p () instead of no_new_pseudos.
3559 (machopic_indirect_data_reference): Likewise.
3560 (machopic_legitimize_pic_address): Likewise.
3561 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
3562 (alpha_emit_set_const_1): Likewise.
3563 (alpha_emit_set_const): Likewise.
3564 (alpha_emit_conditional_move): Likewise.
3565 (alpha_split_conditional_move): Likewise.
3566 * config/alpha/alpha.md (various splitters): Likewise.
3568 * config/arm/arm.c (legitimize_pic_address): Likewise.
3569 (arm_load_pic_register): Likewise.
3570 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
3571 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
3572 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
3573 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
3574 * config/cris/cris.md (movsi): Likewise.
3575 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
3576 (symGOTOFF2reg_hilo): Likewise.
3577 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
3578 * config/h8300/h8300.md (insv, extzv): Likewise.
3579 * config/i386/i386.c (ix86_expand_move): Likewise.
3580 (ix86_expand_vector_move): Likewise.
3581 (ix86_prepare_fp_compare_args): Likewise.
3582 (ix86_expand_carry_flag_compare): Likewise.
3583 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
3584 (tls_dynamic_gnu2_combine_32): Likewise.
3585 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
3586 * config/ia64/ia64.c (ia64_expand_move): Likewise.
3587 (ia64_expand_movxf_movrf): Likewise.
3588 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
3589 (m32c_split_move): Likewise.
3590 (m32c_expand_insv): Likewise.
3591 * config/m68k/m68k.md (movsi): Likewise.
3592 * config/mips/mips.c (mips_force_temporary): Likewise.
3593 (mips_split_symbol): Likewise.
3594 (mips_move_integer): Likewise.
3595 (mips_legitimize_const_move): Likewise.
3596 * config/mn10300/mn10300.md (movsi): Likewise.
3597 * config/pa/pa.c (emit_move_sequence): Likewise.
3598 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3599 (rs6000_got_register): Likewise.
3600 (create_TOC_reference): Likewise.
3601 (rs6000_machopic_legitimize_pic_address): Likewise.
3602 * config/rs6000/rs6000.md (add<mode>3): Likewise.
3603 (various splitters): Likewise.
3604 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
3605 (movsi_got): Likewise.
3606 * config/s390/s390.c (emit_symbolic_move): Likewise.
3607 * config/s390/s390.md (movhi, movqi): Likewise.
3608 (load_multiple, store_multiple): Likewise.
3609 * config/score/score.c (score_force_temporary): Likewise.
3610 * config/sh/sh.c (prepare_move_operands): Likewise.
3611 (prepare_cbranch_operands): Likewise.
3612 (emit_fpu_switch): Likewise.
3613 (fpscr_set_from_mem): Likewise.
3614 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
3615 (adddi3, subsi3): Likewise.
3616 (various splitters): Likewise.
3617 (divsi_inv_fp_combine): Likewise.
3618 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
3619 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
3621 * config/sh/predicates.md (xor_operand): Likewise.
3622 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
3623 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
3624 (movdi_pic_label_ref): Likewise.
3625 * config/spu/spu.c (spu_split_immediate): Likewise.
3626 * config/alpha/alpha.md (various splitters): Remove test
3627 !no_new_pseudos || reload_completed.
3628 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
3630 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3631 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3632 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3633 * config/score/score.c (th_output_mi_thunk): Likewise.
3634 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3635 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3637 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
3639 PR rtl-optimization/32664
3640 * mode-switching.c (create_pre_exit): Skip barrier insns.
3642 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
3644 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
3645 force_gimple_operand_bsi.
3646 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
3647 rewrite_use_compare): Ditto.
3648 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
3650 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
3651 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
3652 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
3653 * tree-profile.c (prepare_instrumented_value,
3654 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3655 tree_gen_one_value_profiler, tree_gen_ic_profiler,
3656 tree_gen_ic_func_profiler, tree_gen_average_profiler,
3657 tree_gen_ior_profiler): Ditto.
3658 * tree-ssa-reassoc.c (negate_value): Ditto.
3659 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
3660 Use force_gimple_operand_bsi.
3661 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3662 * tree-if-conv.c (add_to_dst_predicate_list,
3663 find_phi_replacement_condition): Ditto.
3664 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
3665 Call mark_symbols_for_renaming for new statements.
3666 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
3668 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
3670 * cfghooks.c (remove_edge): New function.
3671 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
3673 * cfghooks.h (remove_edge): Declare.
3674 * cfg.c (remove_edge): Renamed to remove_edge_raw.
3675 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
3677 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
3679 * optabs.h: Added declaration for signbit_optab.
3680 * optabs.c: (init_optabs): Added initialization for signbit_optab.
3681 * genoptinit.c (optabs): Added entry for signbit insns.
3682 * builtins.c (expand_builtin_signbit): Added code to use a signbit
3684 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
3685 * config/s390/s390.md (signbit<mode>2): New expander.
3687 2007-07-09 Richard Guenther <rguenther@suse.de>
3690 * fold-const.c (fold_plusminus_mult_expr): Move constant
3691 arguments second to allow decomposing.
3693 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
3696 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
3698 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3699 Disregard DECL_FROM_INLINE.
3701 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
3704 * doc/invoke.texi: Add ftree-reassoc flag.
3705 * common.opt (ftree-reassoc): New flag.
3706 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
3707 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
3709 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
3711 PR tree-optimization/32681
3712 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
3713 saved in second_edge->aux when first_bb is a loop header.
3715 2007-07-09 Jan HUbicka <jh@suse.cz>
3717 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
3719 2007-07-09 Richard Guenther <rguenther@suse.de>
3721 * c-decl.c (start_function): Do not promote return type.
3723 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
3725 * function.c (do_warn_unused_parameter): Do not warn if
3726 TREE_NO_WARNING is set.
3728 2007-07-08 Andreas Schwab <schwab@suse.de>
3730 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
3732 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
3735 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
3737 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
3738 apply to assembly language, too.
3739 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
3741 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
3743 Revert (note the sccvn portions are *not* reverted)
3744 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
3746 Fix PR tree-optimization/23488
3748 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
3750 * tree-flow-inline.h (get_value_handle): Ditto.
3751 * tree-ssa-pre.c (decl_vh_map): New.
3752 (decl_node_pool): New.
3753 (can_value_number_operation): Support DECL_P.
3754 (can_PRE_operation): Ditto.
3755 (create_expression_by_pieces): Ditto.
3756 (find_existing_value_expr): Modify to differnetiate between
3757 addressing and top level.
3758 (create_value_handle_for_expr): Handle DECL's.
3759 (poolify_tree): Ditto.
3760 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
3761 (make_values_for_stmt): Handle DECL's properly.
3762 (init_pre): Reorg to not init useless things during FRE.
3764 * tree-flow.h: Include pointer-set.h.
3765 (decl_vh_map): Declare.
3766 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
3768 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
3770 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
3771 the constraint description.
3772 * doc/md.texi: Update documentation of AVR constraints.
3774 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
3776 * auto-inc-dec.c, config/arm/arm.c,
3777 config/m32r/constraints.md, config/mips/mips.md,
3778 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
3779 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
3780 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
3781 typos. Follow spelling conventions.
3782 * doc/invoke.texi, doc/rtl.texi: Fix typos.
3784 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
3785 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
3787 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
3788 realloc_vuse): Remove.
3789 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
3792 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
3794 Fix PR tree-optimization/23488
3796 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
3797 (try_to_simplify): Ditto.
3799 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
3801 * tree-flow-inline.h (get_value_handle): Ditto.
3802 * tree-ssa-pre.c (decl_vh_map): New.
3803 (decl_node_pool): New.
3804 (can_value_number_operation): Support DECL_P.
3805 (can_PRE_operation): Ditto.
3806 (create_expression_by_pieces): Ditto.
3807 (find_existing_value_expr): Modify to differnetiate between
3808 addressing and top level.
3809 (create_value_handle_for_expr): Handle DECL's.
3810 (poolify_tree): Ditto.
3811 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
3812 (make_values_for_stmt): Handle DECL's properly.
3813 (init_pre): Reorg to not init useless things during FRE.
3815 * tree-flow.h: Include pointer-set.h.
3816 (decl_vh_map): Declare.
3817 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
3819 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
3821 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
3822 apply to assembly language, too.
3823 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
3825 2007-07-06 Ian Lance Taylor <iant@google.com>
3826 Zack Weinberg <zackw@panix.com>
3829 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
3831 2007-07-06 Richard Sandiford <richard@codesourcery.com>
3833 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
3834 (prefetch): Likewise if "pref" would be used.
3836 2007-07-06 Josh Conner <jconner@apple.com>
3840 * calls.c (store_one_arg): Handle arguments which are partially
3841 on the stack when detecting argument overlap.
3843 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
3845 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
3846 chosen during find_reloads.
3848 2007-07-06 Richard Guenther <rguenther@suse.de>
3850 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
3851 TYPE_ARG_TYPES for verification of argument types. Use
3852 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
3853 parameters as variable arguments.
3855 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
3857 * libgcc2.h (word_type): Type definition removed.
3858 (cmp_return_type, shift_count_type): Type definitions added.
3859 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
3860 replaced with shift_count_type.
3861 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
3863 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
3864 changed from word_type to Wtype.
3865 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
3866 replaced with shift_count_type.
3867 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
3869 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
3870 and libgcc_shift_count attribute added.
3871 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
3872 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
3873 (TARGET_INITIALIZER): New target hooks added.
3874 * targhooks.c (default_libgcc_cmp_return_mode,
3875 default_libgcc_shift_count_mode): Default implementations for the new
3877 * targhooks.h (default_libgcc_cmp_return_mode,
3878 default_libgcc_shift_count_mode): Function prototypes added.
3879 * target.h (struct gcc_target): Fields for the new target hooks added.
3880 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
3882 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
3885 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
3886 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
3888 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
3889 s390_libgcc_shift_count_mode): Functions added.
3890 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
3891 Target hooks defined.
3893 2007-07-06 Richard Sandiford <richard@codesourcery.com>
3895 * config/mips/mips.c (compute_frame_size): Restore the original
3896 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
3897 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
3898 Document why the difference is needed.
3900 2007-07-06 Richard Guenther <rguenther@suse.de>
3902 * c-common.c (boolean_increment): Use correctly typed
3905 2007-07-06 Richard Sandiford <richard@codesourcery.com>
3907 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
3908 the topmost argument register is not also included in the save mask.
3909 (mips16e_collect_argument_save_p): Take a pointer to the argument
3910 register, rather than a pointer to the number of arguments.
3911 (mips16e_collect_argument_saves): Only include argument saves
3912 that aren't in the register mask.
3914 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
3916 PR rtl-optimization/32450
3917 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
3918 to ensure that instructions are not moved into the prologue when
3919 profiling is on. Remove unused prologue_end variable.
3920 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
3921 as a scheduling barrier.
3923 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
3926 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3927 Disregard DECL_FROM_INLINE.
3929 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
3931 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
3932 IORing with a constant.
3934 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
3936 PR rtl-optimization/32475
3937 * df-scan.c (df_def_record_1): Add a use of the stack pointer
3938 for every definition of the stack pointer.
3940 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
3942 * arm.c (vfp3_const_double_index): Copy signed results of
3943 REAL_VALUE_TO_INT into unsigned vars.
3945 2007-07-05 Richard Guenther <rguenther@suse.de>
3948 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
3950 * tree-ssa.c (useless_type_conversion_p): Check canonical
3953 2007-07-05 Anatoly Sokolov <aesok@post.ru>
3955 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
3956 zero_extendhisi2): Change to define_insn_and_split.
3957 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
3959 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
3961 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
3962 pass_match_asm_constraints): New.
3963 * passes.c (init_optimization_passes): Add new pass.
3964 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
3965 * function.h (struct function): Add has_asm_statement bit.
3966 (current_function_has_asm_statement): New.
3967 * tree-pass.h (pass_match_asm_constraints): New.
3969 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
3971 * config/mips/mips.c (mips_file_start): Avoid declaration
3974 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3976 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
3978 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
3980 * rtl.def (NOTE): Change print format string to print
3981 operand 5 as a note insn name.
3983 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3984 David Ung <davidu@mips.com>
3986 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
3987 * doc/invoke.texi: (MIPS Options): Document them.
3989 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3990 David Ung <davidu@mips.com>
3992 Add support for SmartMIPS ASE.
3994 * optabs.c (expand_binop_directly): New, broken out from...
3995 (expand_binop): Here. Make it try rotating in the other
3996 direction even when the second operand isn't constant.
3997 * config/mips/mips.md (*lwxs): New.
3998 * config/mips/mips.opt (msmartmips): New.
3999 * config/mips/mips.c (mips_lwxs_address_p): New.
4000 (mips_rtx_costs): Make it recognize scaled indexed addressing.
4001 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4002 __mips_smartmips when compiling for TARGET_SMARTMIPS.
4003 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
4004 (ISA_HAS_LWXS): New.
4005 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
4006 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
4007 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
4008 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
4009 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
4010 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
4011 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
4013 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
4015 * tree-vectorizer.c (new_loop_vec_info): Initialize
4016 LOOP_VINFO_COST_MODEL_MIN_ITERS.
4017 * tree-vectorizer.h (_loop_vec_info): Added new filed
4018 min_profitable_iters.
4019 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
4020 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
4021 * tree-vect-analyze.c (vect_analyze_operations): Set
4022 LOOP_VINFO_COST_MODEL_MIN_ITERS.
4023 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
4024 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
4025 Fix calculation of peel_iters_prologue. Move consideration of epilogue
4026 and prologue cost to after they are computed.
4027 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
4029 (vect_model_simple_cost): Takes additional argument dt. Consider cost
4030 of creating vectors from scalars according to dt.
4031 (vect_model_store_cost): Likewise.
4032 (vectorizable_call): Use dt array instead of scalar dt. Call
4033 vect_model_simple_cost with additional argument dt.
4034 (vectorizable_assignment): Likewise.
4035 (vectorizable_operation): Likewise.
4036 (vectorizable_type_demotion): Likewise.
4037 (vectorizable_type_promotion): Likewise.
4038 (vectorizable_store): Use dt array instead of scalar dt. Call
4039 vect_model_store_cost with additional argument dt.
4040 (vect_do_peeling_for_loop_bound): Don't call
4041 vect_estimate_min_profitable_iters. Instead, lookup
4042 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
4043 "may not be profitable".
4045 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
4048 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
4049 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
4050 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
4051 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
4053 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
4055 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
4056 addressing modes cheaper.
4058 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
4060 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
4061 (dw_ranges_struct): Rename block_num to num. Adjust.
4062 (dw_ranges_by_label_struct): New.
4063 (ranges_by_label, ranges_by_label_allocated,
4064 ranges_by_label_in_use): New variables.
4065 (add_ranges_num): Factored most of the code out of...
4066 (add_ranges): ... this one. Rewrite in terms of the former.
4067 (add_ranges_by_labels): New.
4068 (output_ranges): Output by-label ranges.
4069 (dwarf2out_finish): Output range for multiple-section
4070 compile_unit. Output standard DW_AT_low_pc in addition to
4071 unexpected DW_AT_entry_pc.
4073 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
4075 PR tree-optimization/32604
4076 PR tree-optimization/32606
4078 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
4079 (compute_antic_safe): Removed.
4080 (ANTIC_SAFE_LOADS): Ditto.
4081 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
4082 (execute_pre): Don't call compute_antic_safe.
4083 (vuse_equiv): New function.
4084 (make_values_for_stmt): Use it
4085 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
4088 2007-07-04 Anatoly Sokolov <aesok@post.ru>
4091 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
4093 (avr_attribute_table): Make "naked" attribute apply to function types
4094 rather than to decls.
4095 (avr_handle_fntype_attribute): New function.
4097 2007-07-04 Joseph Myers <joseph@codesourcery.com>
4099 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
4102 2007-07-04 David Ung <davidu@mips.com>
4103 Joseph Myers <joseph@codesourcery.com>
4105 * config/mips/mips.md (type): Add logical, signext and move.
4106 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
4107 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
4108 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
4109 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
4110 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
4111 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
4112 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
4113 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
4114 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
4115 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
4116 movv2sf_hardfloat_64bit): Use the new types.
4117 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
4118 *movdf_softfloat, *movdf_mips16): Use "multi".
4119 (extendqihi2): Replace with a define_expand.
4120 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
4121 Based on extend<SHORT:mode><GPR:mode>2 patterns.
4122 * config/mips/74k.md (r74k_int_logical): New reservation and
4124 (r74k_int_arith): Remove "slt".
4125 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
4126 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
4127 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
4128 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
4129 reservations for "arith".
4131 2007-07-04 Richard Guenther <rguenther@suse.de>
4133 * tree-ssa.c (useless_type_conversion_p): Add handling for
4134 scalar float and vector types. Only call the types_compatible_p
4135 langhook for aggregate types as last resort. Follow the
4138 2007-07-04 Richard Guenther <rguenther@suse.de>
4140 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
4141 the same as NOP_EXPR.
4143 2007-07-04 Nick Clifton <nickc@redhat.com>
4145 * target.h (struct gcc_target): Add target_help field.
4146 * target-def.h (TARGET_HELP): New.
4147 (TARGET_INITIALIZER): Use TARGET_HELP.
4148 * opts.c (command_handle_option): Invoke target_help function, if
4149 defined, when the user has specified --target-help on the command
4151 * doc/invoke.texi: Mention that --target-help might print
4152 additional information.
4153 * doc/tm.texi: Document TARGET_HELP hook.
4155 * arm.c (TARGET_HELP): Override default definition.
4156 (arm_target_help): New - display a wrapped list of cores and
4157 architectures supported.
4159 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
4161 * config/gcc/v850/v850.c (expand_prologue): Make sure
4162 GEN_INT() argument is sign extended rather than zero extended.
4163 (expand_epilogue): Likewise.
4164 (output_move_double): Delete.
4165 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
4166 * config/gcc/v850/v850.md (movdi): Delete.
4167 (*movdi_internal): Delete.
4169 (*movdf_internal): Delete.
4171 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4173 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
4174 unless compiling RTP PIC.
4176 2007-07-04 Richard Guenther <rguenther@suse.de>
4178 PR tree-optimization/32482
4179 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
4180 original ssa name if we didn't find a shift expression.
4181 Fix shift constant for bit zero test.
4183 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4185 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
4187 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4189 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
4190 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
4191 * config/arm/vxworks.h (ASM_SPEC): Delete.
4192 (SUBTARGET_EXTRA_ASM_SPEC): Define.
4194 2007-07-04 Sebastian Pop <sebpop@gmail.com>
4196 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
4197 (DDR_REVERSED_P): New.
4198 * tree-data-ref.c (initialize_data_dependence_relation,
4199 build_classic_dist_vector): Set DDR_REVERSED_P.
4201 2007-07-04 Sebastian Pop <sebpop@gmail.com>
4204 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
4205 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
4206 init_omega_for_ddr_1): Use non conservative number of iterations
4208 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
4209 (analyze_siv_subscript): Remove FIXME and reinitialization of
4210 last_conflicts to chrec_dont_know.
4211 * testsuite/gfortran.dg/vect/pr32457.f90: New.
4213 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
4215 * tree.c (maybe_canonicalize_argtypes): Improve description.
4217 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
4219 * tree.c (maybe_canonicalize_argtypes): New.
4220 (build_function_type): Set canonical type.
4221 (build_method_type_directly): Ditto.
4222 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
4225 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4227 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
4229 (rewrite_use_nonlinear_expr): Likewise.
4231 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
4233 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
4235 2007-07-04 Ben Elliston <bje@au.ibm.com>
4237 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
4240 * c-objc-common.c (c_types_compatible_p): Fix indentation.
4242 * doc/tm.texi (Run-time Target): Capitalise "CPU".
4243 (Exception Handling): Likewise.
4245 2007-07-03 Jan Hubicka <jh@suse.cz>
4247 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
4249 2007-07-03 Eric Christopher <echristo@apple.com>
4251 * doc/cppopts.texi: Add conflicting option note to -dM.
4252 * doc/invoke.texi: Add note about possible conflicts with
4253 -E for -dCHARS and note that -dM will not produce
4254 any results if there is no machine dependent reorg.
4256 2007-07-03 Geoffrey Keating <geoffk@apple.com>
4258 * tree.h (DECL_ALIGN): Back out previous change.
4260 2007-07-03 Joseph Myers <joseph@codesourcery.com>
4262 * configure.ac: Test for .dtprelword support on MIPS.
4263 * configure, config.in: Regenerate.
4264 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
4265 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
4267 2007-07-03 Julian Brown <julian@codesourcery.com>
4269 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
4270 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
4271 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
4272 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
4274 (all_fpus): Add FPUTYPE_VFP3.
4275 (fp_model_for_fpu): Add VFPv3 field.
4276 (arm_rtx_costs_1): Give cost to VFPv3 constants.
4277 (vfp3_const_double_index): New function. Return integer index of
4278 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
4280 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
4281 and argument represents a valid RTX for a VFPv3 constant.
4282 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
4284 (vfp_emit_fstmd): Similar, for fstmd.
4285 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
4286 constants, represented as integer indices.
4287 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
4288 VFP_REGNO_OK_FOR_DOUBLE macros.
4289 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
4290 (arm_file_start): Set float-abi attribute for VFPv3, and output
4291 correct ".fpu" assembler directive.
4292 (arm_dbx_register_numbering): Add FIXME.
4293 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
4294 (fputype): Add FPUTYPE_VFP3.
4295 (FIXED_REGISTERS): Add 32 registers for D16-D31.
4296 (CALL_USED_REGISTERS): Likewise.
4297 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
4298 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
4299 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
4300 (D7_VFP_REGNUM): New.
4301 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
4302 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
4303 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
4304 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
4305 (REG_ALLOC_ORDER): Adjust for VFPv3.
4306 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
4307 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
4308 VFP_LO_REGS, VFP_HI_REGS.
4309 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
4310 (IS_VFP_CLASS): Define macro.
4311 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
4313 (REGISTER_MOVE_COST): Likewise.
4314 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
4315 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
4316 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
4317 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
4318 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
4319 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
4320 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
4321 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
4322 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
4323 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
4324 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
4325 where appropriate for single-word registers.
4326 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
4327 As above. Fix type attributes.
4328 * config/arm/constraints.md (register_contraint "t"): Define.
4329 (register_constraint "w"): Change to D0-D15, or D0-D31 for
4331 (register_constraint "x"): Define.
4332 (constraint "Dv"): Define.
4334 2007-07-03 Geoffrey Keating <geoffk@apple.com>
4336 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
4338 2007-07-03 Tom Tromey <tromey@redhat.com>
4340 * c-parser.c (objc_pq_context): Removed.
4341 (objc_need_raw_identifier): Likewise.
4342 (c_parser) <objc_pq_context>: New field.
4343 <objc_need_raw_identifier>: Likewise.
4344 (OBJC_NEED_RAW_IDENTIFIER): Removed.
4345 (c_lex_one_token): Update.
4346 (c_parser_objc_protocol_definition): Update.
4347 (c_parser_objc_method_definition): Update.
4348 (c_parser_objc_methodproto): Update.
4349 (c_parser_declspecs): Update.
4351 2007-07-03 David Ung <davidu@mips.com>
4353 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
4355 2007-07-03 David Ung <davidu@mips.com>
4356 Richard Sandiford <richard@codesourcery.com>
4358 * doc/invoke.texi: Document -march=74kf3_2.
4359 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
4360 (TUNE_74K): Check for it.
4361 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
4362 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
4363 * config/mips/mips.md (cpu): Add 74kf3_2.
4364 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
4365 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
4366 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
4367 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
4368 74kf3_2 to the CPU list.
4369 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
4370 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
4371 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
4372 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
4373 (r74kf3_2_fxfer_from_c1): New insn reservations.
4375 2007-07-03 Richard Sandiford <richard@codesourcery.com>
4376 David Ung <davidu@mips.com>
4378 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
4379 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
4380 and 74k[fx]. Document aliases for the new options.
4381 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
4382 (PROCESSOR_24KF2_1): ...this.
4383 (PROCESSOR_24KX): Rename to...
4384 (PROCESSOR_24KF1_1): ...this.
4385 (PROCESSOR_74KF): Rename to...
4386 (PROCESSOR_74KF2_1): ...this.
4387 (PROCESSOR_74KX): Rename to...
4388 (PROCESSOR_74KF1_1): ...this.
4389 (TUNE_74K): Update PROCESSOR_* names.
4390 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
4391 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
4392 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
4393 (mips_rtx_cost_data): Update processor names in comments.
4394 (mips_issue_rate): Update PROCESSOR_* names.
4395 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
4396 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
4397 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
4398 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
4399 Update cpu attribute names.
4400 (r24k_fpu_iss): Rename this reservation to...
4401 (r24kf2_1_fpu_iss): ...this and update all uses.
4402 (r24kx_fpu_iss): Rename this reservation to...
4403 (r24kf1_1_fpu_iss): ...this and update all uses.
4404 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
4405 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
4406 Update cpu attribute names.
4408 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
4410 * config/m32r/constraints.md: New file.
4411 * config/m32r/m32r.c: Include tm-constrs.h.
4412 (small_data_operand): Use satisfies_constraint_* instead of macro.
4413 (addr24_operand, gen_compare): Likewise.
4414 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
4415 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
4416 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4417 EXTRA_CONSTRAINT): Likewise.
4418 * config/m32r/m32r.md: Include constraints.md.
4419 (*movsi_insn): Use satisfies_constraint_* instead of macro.
4420 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
4421 * config/m32r/predicates.md (conditional_move_operand): Likewise.
4422 (two_insn_const_operand, int8_operand, uint16_operand,
4423 reg_or_int16_operand, reg_or_uint16_operand,
4424 reg_or_cmp_int16_operand, cmp_int16_operand,
4425 seth_add3_operand): Likewise.
4427 2007-07-03 Eric Christopher <echristo@gmail.com>
4429 * libgcc2.h: Conditionally declare __bswapsi2 and
4432 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
4434 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
4437 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4440 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
4441 (__gthrw_pragma): Provide default definition.
4443 * gthr-posix.c (__gthrw_pragma): Define.
4445 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
4447 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
4448 before declaring inequality.
4450 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
4452 * combine.c (recog_for_combine): Log the success or failure of
4453 matching new insn patterns against the machine description in
4456 2007-07-03 Revital Eres <eres@il.ibm.com>
4458 * ddg.c (print_sccs): New function.
4459 (check_sccs): New function.
4460 (create_ddg_all_sccs): Use it.
4461 * ddg.h (print_sccs): Declare.
4462 * modulo-sched.c (sms_order_nodes): Call print_sccs.
4464 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
4466 * targhooks.h (default_mode_for_suffix): New function declaration.
4467 * targhooks.c (default_mode_for_suffix): New default target hook.
4468 * target.h (struct c): New structure in the targetm struct.
4469 (mode_for_suffix): New target hook as part of struct c.
4470 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
4471 default_mode_for_suffix.
4472 (TARGET_C): New define.
4473 * c-lex.c: Include "target.h".
4474 (interpret_float): Use targetm.c.mode_for_suffix to determine
4475 the mode for a given non-standard suffix.
4476 Makefile.in (c-lex.o): Depend on $(TARGET_H).
4478 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
4479 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
4481 * doc/extend.texi (Floating Types): New node. Document __float80 and
4482 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
4484 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
4487 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
4488 predicate instead of target_operand.
4489 (divsi3_i1_media, divsi3_media_2): Likewise.
4491 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
4493 * tree.h (alias_sets_might_conflict_p): Rename into
4494 alias_sets_must_conflict_p.
4495 * alias.c (alias_sets_might_conflict_p): Likewise.
4496 (alias_sets_conflict_p): Use it.
4497 (objects_must_conflict_p): Likewise.
4498 * c-common.c (strict_aliasing_warning): Adjust.
4500 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4502 * rtlhooks.c (gen_lowpart_if_possible): Check for
4503 invalid subreg before calling gen_lowpart_SUBREG.
4505 2007-07-02 Geoffrey Keating <geoffk@apple.com>
4507 * config/darwin9.h: Add copyright notice.
4508 (LINK_COMMAND_SPEC): Add comment.
4509 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
4510 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
4511 DARWIN_LIBSYSTEM_HAS_UNWIND.
4513 2007-07-02 Jakub Jelinek <jakub@redhat.com>
4516 * omp-low.c (check_combined_parallel): New function.
4517 (lower_omp_parallel): Call it via walk_stmts, set
4518 OMP_PARALLEL_COMBINED if appropriate.
4519 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
4520 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
4521 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
4522 don't consider it as combined parallel.
4524 2007-07-02 Richard Sandiford <richard@codesourcery.com>
4526 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4527 (gcc_tooldir): Likewise.
4528 * configure: Regenerate.
4529 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4530 old configure.ac gcc_tooldir setting.
4531 (prefix_to_exec_prefix): New variable.
4532 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4533 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4535 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
4537 Fix PR tree-optimization/32583
4538 Fix PR tree-optimization/32584
4539 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
4540 (phi_translate_set): Use phi_translate directly now.
4541 (make_values_for_stmt): Don't value number RHS if we already know
4544 2007-07-02 Steve Ellcey <sje@cup.hp.com>
4545 Jim Wilson <wilson@specifix.com>
4548 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
4551 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
4552 Richard Sandiford <richard@codesourcery.com>
4553 Nigel Stephens <nigel@mips.com>
4555 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
4556 (mips16e_output_save_restore): Declare.
4557 (mips16e_save_restore_pattern_p): Likewise.
4558 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
4559 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
4560 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
4561 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
4562 (BITSET_P): New global macro, extracted from...
4563 (mips_for_each_saved_reg): ...here.
4564 (mips16e_save_restore_info): New struct.
4565 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
4566 (mips16e_save_restore_regs): New variable.
4567 (mips_split_plus, mips16e_find_first_register): New functions.
4568 (mips16e_mask_registers): New function.
4569 (compute_frame_size): Expand the commentary before the function.
4570 Enforce the MIPS16e save and restore register range restrictions.
4571 Pad the general register save area at the low end.
4572 (mips16e_save_restore_reg, mips16e_build_save_restore)
4573 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
4574 (mips16e_output_save_restore, mips16e_collect_propagate_value)
4575 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
4577 (mips_expand_prologue, mips_expand_epilogue): Handle
4578 GENERATE_MIPS16E_SAVE_RESTORE.
4579 * config/mips/mips.md (*mips16e_save_restore): New pattern.
4581 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
4583 PR tree-optimization/31966
4584 PR tree-optimization/32533
4585 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
4586 "basic_block" description as its third argument. Update function
4587 calls to get destination bb from "edge" argument. Save "cond" into
4588 aux field of the edge. Update prototype for changed arguments.
4589 (if_convertible_loop_p): Clear aux field of incoming edges if bb
4591 (find_phi_replacement_condition): Operate on incoming edges, not
4592 on predecessor blocks. If there is a condition saved in the
4593 incoming edge aux field, AND it with incoming bb predicate.
4594 Return source bb of the first edge.
4595 (clean_predicate_lists): Clean aux field of outgoing node edges.
4596 (tree_if_conversion): Do not initialize cond variable. Move
4597 variable declaration into the loop.
4598 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
4599 initializations of new_stmt, arg0 and arg1 variables.
4601 2007-07-02 Jakub Jelinek <jakub@redhat.com>
4603 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
4604 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
4606 2007-07-02 Richard Guenther <rguenther@suse.de>
4608 * tree-ssa.c (useless_type_conversion_p): Document
4609 future intent as defining the middle-end type system.
4610 Re-structure to call langhook last, group by type class,
4611 mark questionable parts.
4613 2007-07-02 Richard Guenther <rguenther@suse.de>
4615 * tree-flow.h (types_compatible_p): Declare.
4616 * tree-ssa.c (types_compatible_p): New function.
4617 * ipa-type-escape.c (discover_unique_type): Use
4618 types_compatible_p instead of lang_hooks.types_compatible_p.
4619 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
4620 * tree-vn.c (expressions_equal_p): Likewise.
4621 * tree.c (fields_compatible_p): Likewise.
4622 * tree-ssa-dom.c (avail_expr_eq): Likewise.
4623 (cprop_operand): Use useless_type_conversion_p instead of
4624 lang_hooks.types_compatible_p.
4625 * tree-inline.c (setup_one_parameter): Likewise.
4626 (declare_return_variable): Likewise.
4627 * tree-nrv.c (tree_nrv): Likewise.
4628 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
4629 (maybe_fold_offset_to_component_ref): Likewise.
4630 (maybe_fold_offset_to_reference): Likewise.
4631 * tree-ssa-copy.c (may_propagate_copy): Likewise.
4632 (merge_alias_info): Likewise.
4633 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
4634 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4635 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
4636 * tree-tailcall.c (find_tail_calls): Likewise.
4637 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
4638 * gimplify.c (canonicalize_addr_expr): Likewise.
4639 (fold_indirect_ref_rhs): Likewise.
4640 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
4641 (cpt_same_type): Likewise.
4642 (check_pointer_types_r): Swap parameters to cpt_same_type
4644 * fold-const.c (fold_convert): Revert fix for PR15988.
4645 * tree-inline.c (setup_one_parameter): Instead fix it here by
4646 using fold_build1 instead of fold_convert and checking for
4647 error_mark_node. Convert only if the conversion is necessary.
4649 2007-07-02 Joseph Myers <joseph@codesourcery.com>
4651 * configure.ac: Check for .gnu_attribute on Power.
4652 * configure: Regenerate.
4653 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
4654 attribute for floating-point ABI.
4656 2007-07-02 Ira Rosen <irar@il.ibm.com>
4658 PR tree-optimization/32230
4659 PR tree-optimization/32477
4660 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
4661 address is a constant.
4663 2007-07-02 Richard Sandiford <richard@codesourcery.com>
4665 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
4666 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
4667 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
4668 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
4669 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
4670 64-bit targets. Add support for *-elfoabi*.
4671 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
4672 different settings if $(tm_defines) does not select the EABI.
4673 (MULTILIB_EXCLUSIONS): Define in those circumstances.
4674 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
4675 (MIPS_ARCH_OPTION_SPEC): Likewise.
4676 (MIPS_ISA_LEVEL_SPEC): Likewise.
4677 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
4678 * config/mips/elfoabi.h: New file.
4680 2007-07-02 Richard Guenther <rguenther@suse.de>
4682 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
4683 (useless_type_conversion_p): ... this.
4684 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
4685 (useless_type_conversion_p): ... this.
4686 * builtins.c (fold_builtin_memory_op): Rename
4687 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
4688 * tree-cfg.c (verify_expr): Likewise.
4689 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
4690 * tree-ssa-ccp.c (ccp_fold): Likewise.
4691 * tree-ssa-copy.c (may_propagate_copy): Likewise.
4692 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
4693 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
4694 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
4695 * tree-ssa-pre.c (eliminate): Likewise.
4696 * tree-ssa.c (delete_tree_ssa): Likewise.
4697 (tree_ssa_useless_type_conversion): Likewise.
4698 * tree.c (build2_stat): Likewise.
4700 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
4702 Fix PR tree-optimization/32571
4703 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
4706 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
4708 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
4709 and other expected operations explicitly, change default to
4712 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4714 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
4716 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
4717 (tls_load_dot_plus_eight): Move the label number into the unspec.
4718 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
4720 2007-07-01 Andreas Schwab <schwab@suse.de>
4722 * dwarf2out.c (initial_return_save): Define only if used.
4724 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
4726 Unreverting Richard's Revert of:
4728 2007-06-27 Richard Sandiford <richard@codesourcery.com>
4730 * dce.c (deletable_insn_p_1): New function, split out from...
4731 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
4732 specially, not those inside PARALLELs. Remove BODY argument
4733 and adjust recursive call accordingly.
4734 (prescan_insns_for_dce): Update call to delete_insn_p.
4736 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
4737 Revital Eres <eres@il.ibm.com>
4739 * ddg.c (create_ddg_all_sccs): Fix missed
4740 initialization of scc_nodes.
4742 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
4745 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
4746 X + ~X to 1 only for INTEGRAL_TYPE_P type.
4748 2007-06-30 Joseph Myers <joseph@codesourcery.com>
4750 * configure.ac: Check for .gnu_attribute on MIPS.
4751 * configure, config.in: Regenerate.
4752 * config/mips/mips.c (mips_file_start): If supported, output
4753 attribute for floating-point ABI.
4755 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
4758 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
4759 (ffs_cmove): New expander to expand using ctz pattern.
4760 (*ffs_cmove): Remove pattern.
4761 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
4762 (ffsdi2): Expand using ctz pattern.
4763 (*ffs_rex64): Remove pattern.
4765 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4767 PR rtl-optimization/32296
4768 * pa.md (return): Delete pattern.
4769 (return_internal): Remove "(const_int 1)" from pattern.
4770 (epilogue): Use return_internal pattern for trivial returns.
4771 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
4772 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
4774 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
4776 * tree-ssa-pre.c (is_exception_related): New function
4777 (can_value_number_operation): Use it.
4779 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
4781 Fix PR tree-optimization/32540
4782 Fix PR tree-optimization/31651
4784 * tree-ssa-sccvn.c: New file.
4786 * tree-ssa-sccvn.h: Ditto.
4788 * tree-vn.c: Include tree-ssa-sccvn.h
4789 (val_expr_paid_d): Removed.
4790 (value_table): Ditto.
4791 (vn_compute): Ditto.
4792 (val_expr_pair_hash): Ditto.
4793 (val_expr_pair_expr_eq): Ditto.
4794 (copy_vuses_from_stmt): Ditto.
4797 (shared_vuses_from_stmt): Ditto.
4798 (print_creation_to_file): Moved up.
4799 (sort_vuses): Ditto.
4800 (sort_vuses_heap): Ditto.
4801 (set_value_handle): Make non-static.
4802 (make_value_handle): Ditto.
4803 (vn_add): Rewritten to use sccvn lookups.
4804 (vn_add_with_vuses): Ditto.
4805 (vn_lookup): Ditto (and second argument removed).
4806 (vn_lookup_with_vuses): Ditto.
4807 (vn_lookup_or_add): Ditto (and second argument removed);
4808 (vn_lookup_or_add_with_vuses): Ditto.
4809 (vn_lookup_with_stmt): New.
4810 (vn_lookup_or_add_with_stmt): Ditto.
4811 (create_value_handle_for_expr): Ditto.
4813 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
4814 (seen_during_translate): New function.
4815 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
4816 (phi_trans_add): Ditto.
4817 (constant_expr_p): FIELD_DECL is always constant.
4818 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
4819 Use constant_expr_p.
4820 Avoid infinite recursion on mutually valued expressions.
4821 Change callers of vn_lookup_or_add.
4822 (phi_translate): New function.
4823 (compute_antic_safe): Allow phi nodes.
4824 (create_component_ref_by_pieces): Update for FIELD_DECL change.
4825 (find_or_generate_expression): Rewrite slightly.
4826 (create_expression_by_pieces): Updated for vn_lookup_or_add
4828 Update VN_INFO for new names.
4829 (insert_into_preds_of_block): Update for new names.
4830 (add_to_exp_gen): New function.
4831 (add_to_sets): Use vn_lookup_or_add_with_stmt.
4832 (find_existing_value_expr): Rewrite to changed vn_lookup.
4833 (create_value_expr_from): Ditto, and use add_to_exp_gen.
4834 (try_look_through_load): Removed.
4835 (try_combine_conversion): Ditto.
4836 (get_sccvn_value): New function.
4837 (make_values_for_phi): Ditto.
4838 (make_values_for_stmt): Ditto.
4839 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
4841 (init_pre): Update for SCCVN changes.
4843 (execute_pre): Ditto.
4845 * tree-flow.h (make_value_handle): Declare.
4846 (set_value_handle): Ditto.
4847 (sort_vuses_heap): Ditto.
4848 (vn_lookup_or_add_with_stmt): Ditto.
4849 (vn_lookup_with_stmt): Ditto.
4850 (vn_compute): Remove.
4853 (vn_lookup): Update arguments.
4855 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
4857 (tree-ssa-sccvn.o): New.
4858 (OBJS-common): Add tree-ssa-sccvn.o
4860 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4863 * c-typeck.c (build_external_ref): Don't mark as used if called
4865 * calls.c (rtx_for_function_call): Likewise.
4867 2007-06-30 Richard Sandiford <richard@codesourcery.com>
4871 2007-06-27 Richard Sandiford <richard@codesourcery.com>
4873 * dce.c (deletable_insn_p_1): New function, split out from...
4874 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
4875 specially, not those inside PARALLELs. Remove BODY argument
4876 and adjust recursive call accordingly.
4877 (prescan_insns_for_dce): Update call to delete_insn_p.
4879 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
4881 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
4882 (try_combine): Move potential calls to undo_all() so they happen
4883 before we commit to using the combined insns.
4885 2006-06-30 Jan Hubicka <jh@suse.cz>
4887 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
4890 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
4892 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
4893 (cgraph_remove_unreachable_nodes): Likewise.
4894 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
4895 * ipa-inline.c (update_caller_keys): Cast according to the coding
4897 (cgraph_decide_recursive_inlining): Likewise.
4898 (cgraph_decide_inlining_of_small_function): Likewise.
4899 (try_inline): Likewise.
4900 (cgraph_decide_inlining_incrementally): Likewise.
4901 * ipa-pure-const.c (get_function_state): Likewise.
4902 (scan_function): Likewise.
4903 (analyze_function): Likewise.
4904 (static_execute): Likewise.
4905 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
4906 (merge_callee_local_info): Likewise.
4907 (analyze_function): Use type safe memory macros.
4908 (static_execute): Likewise. Cast according to the coding conventions.
4909 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
4911 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
4913 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
4914 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
4917 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4920 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
4921 for complex modes (both int and real).
4923 2007-06-29 Jan Hubicka <jh@suse.cz>
4925 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
4927 2007-06-29 Jan Hubicka <jh@suse.cz>
4930 * cse.c (cse_insn): Avoid invalid sharing in between register note and
4933 2007-06-29 Anatoly Sokolov <aesok@post.ru>
4936 * config/avr/avr.c: Include dataflow header file.
4937 (expand_prologue): Adjust for prologue insn change.
4938 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
4941 2007-06-29 Richard Guenther <rguenther@suse.de>
4944 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
4945 during type verification.
4947 2007-06-29 Jan Hubicka <jh@suse.cz>
4949 * recog.c (validate_change_rtx_1): Unshare TO argument.
4951 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
4953 PR tree-optimization/24659
4954 * tree-vect-transform.c (vectorizable_call): Handle
4955 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
4957 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
4958 * config/i386/i386.c (enum ix86_builtins)
4959 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
4960 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
4962 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
4963 const using def_builtin_const.
4964 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
4965 input operands in the same modes as the result.
4966 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
4968 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
4970 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
4971 (df_set_dead_notes_for_mw): Likewise.
4973 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
4975 * c-common.c (pointer_int_sum): Do the negation in sizetype.
4977 2007-06-28 DJ Delorie <dj@redhat.com>
4979 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
4981 2007-06-28 Geoffrey Keating <geoffk@apple.com>
4983 * doc/invoke.texi (C++ Dialect Options): Document
4984 fvisibility-ms-compat.
4985 * c.opt (fvisibility-ms-compat): New.
4987 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4990 * tree-affine.c (aff_combination_add_elt): Handle
4991 pointer addition specially.
4993 2007-06-28 Jakub Jelinek <jakub@redhat.com>
4995 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
4996 decl is non-external for AIX ABI.
4998 2007-06-28 David Edelsohn <edelsohn@gnu.org>
5000 * config/rs6000/predicates.md (current_file_function_operand):
5001 Ensure the symbol is non-external for AIX ABI.
5003 2007-06-28 Nick Clifton <nickc@redhat.com>
5005 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
5006 (fdce, fdse, fpredictive-commoning): Likewise.
5008 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5011 * gcc.c (process_command): Recognize the new -static-libgfortran
5014 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
5017 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
5018 Use a call clobbered hard reg instead of a pseudo reg.
5020 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
5022 * config/sh/sh.md (load_gbr): Use correct operand constraint.
5024 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
5027 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
5028 REG_LIBCALL and REG_RETVAL notes.
5029 (divsi3, mulsi3): Likewise.
5030 (mulhisi3): Likewise. Use emit_libcall_block.
5031 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
5033 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
5035 PR rtl-optimization/32481
5036 * combine.c (adjust_for_new_dest): Rescan the changed insn.
5038 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5040 * dce.c (deletable_insn_p_1): New function, split out from...
5041 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5042 specially, not those inside PARALLELs. Remove BODY argument
5043 and adjust recursive call accordingly.
5044 (prescan_insns_for_dce): Update call to delete_insn_p.
5046 2007-06-27 Richard Guenther <rguenther@suse.de>
5049 * tree.h (fold_convertible_p): Declare.
5050 * fold-const.c (fold_convertible_p): New function.
5051 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
5052 instead of lang_hooks.types_compatible_p.
5054 2007-06-26 Jan Hubicka <jh@suse.cz>
5056 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
5057 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
5058 early use validate_unshare_change.
5059 (reload_combine): Likewise.
5060 * recog.c (change_t): New field unshare.
5061 (validate_change_1): Rename from validate_change; add argument unshare.
5062 (validate_change): Turn into wrapper of validate_change_1; update
5063 prototype for bools.
5064 (validate_unshare_change): New.
5065 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
5066 calls of df_insn_rescan.
5067 * recog.h (validate_change): Replace ints by bools.
5068 (validate_unshare_change): Declare.
5070 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5072 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
5074 2007-06-26 Steve Ellcey <sje@cup.hp.com>
5076 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
5078 2007-06-25 Jan Hubicka <jh@suse.cz>
5080 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
5082 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
5083 cgraph_decide_inlining_incrementally): Move uninlinability checks to
5084 places other call site specific checks are performed.
5086 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5089 * tree-vect-transform.c (vectorizable_operation): Convert
5090 POINTER_PLUS_EXPR over to PLUS_EXPR.
5092 2007-06-25 Chao-ying Fu <fu@mips.com>
5094 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
5095 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
5096 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
5097 Document GET_MODE_IBIT, and GET_MODE_FBIT.
5099 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
5100 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5101 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
5102 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
5103 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
5104 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
5105 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
5106 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
5107 ALL_FIXED_POINT_MODE_P): New define.
5108 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5110 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
5112 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
5113 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5114 MODE_VECTOR_UACCUM): New mode classes.
5116 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
5117 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
5118 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
5121 * genmodes.c (struct mode_data): Add ibit and fbit fields.
5122 (blank_mode): Initialize ibit and fbit.
5123 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
5124 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5126 (new_adjust): Change required_class to required_class_from and
5127 required_class_to for testing within a range.
5128 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5129 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5131 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
5132 (make_fixed_point_mode): New.
5133 (_ADD_ADJUST): Change C to C1 and C2.
5134 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
5135 use a range for machine classes.
5136 (ADJUST_IBIT, ADJUST_FBIT): New.
5137 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
5139 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
5140 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5141 Emit adjustment for ibit and fbit.
5142 (emit_mode_ibit, emit_mode_fbit): New.
5143 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
5145 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
5147 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
5148 as the source of the set.
5150 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
5152 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
5153 FP_REGNO_P): Use IN_RANGE.
5154 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
5155 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
5156 (DATA_REG_P): Use DATA_REGNO_P.
5157 (FP_REG_P): Use FP_REGNO_P.
5158 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
5159 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
5160 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
5162 2007-06-24 Jan Hubicka <jh@suse.cz>
5165 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
5167 2007-06-24 Sebastian Pop <sebpop@gmail.com>
5170 * fold-const.c (fold_binary): Strip nops of operand 0
5171 of BIT_NOT_EXPR before calling operand_equal_p.
5172 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
5173 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
5175 2007-06-23 Mark Mitchell <mark@codesourcery.com>
5177 * doc/extend.texi: Document that dllimport and dllexport imply
5179 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
5180 imported or exported declaration, including type declarations.
5181 * c-common.c (handle_visibility_attribute): Check for conflicts
5182 with dllimport/dllexport.
5183 (c_determine_visibility): Handle dllimport/dllexport as an
5184 explicit visibility atttribute.
5186 2007-06-23 Richard Guenther <rguenther@suse.de>
5188 PR tree-optimization/16876
5190 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
5192 * tree-inline.c (initialize_inlined_parameters): Do not call
5193 lang_hooks.tree_inlining.convert_parm_for_inlining.
5194 * cgraphbuild.c (initialize_inline_failed): Set inline failed
5195 reason for mismatched types.
5196 * gimplify.c (gimplify_call_expr): Verify the call expression
5197 arguments match the called function type signature. Otherwise
5198 mark the call expression to be not considered for inlining
5199 using CALL_CANNOT_INLINE_P flag.
5200 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
5201 edges call expression.
5202 (cgraph_decide_inlining_of_small_function): Likewise.
5203 (cgraph_decide_inlining): Likewise.
5204 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
5206 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
5207 * c-typeck.c (c_convert_parm_for_inlining): Remove.
5208 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
5210 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
5211 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
5213 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
5214 convert_parm_for_inlining member.
5216 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
5219 * arm.md (negscc): Match the correct operand for optimized LT0 test.
5220 Remove optimization for GT.
5222 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
5225 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
5227 (prescan_insns_for_dce): Add extra parameter.
5229 2007-06-23 Jan Hubicka <jh@suse.cz>
5232 * gimplify.c (mark_addressable): New function.
5233 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
5235 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5238 * expr.c (store_constructor): Do not clobber non-zeroed memory.
5240 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5243 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
5244 moves between MMX/SSE registers to at least 8 units to prevent
5245 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
5247 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5249 * config/i386/i386.c (override_options): Correct x86_sahf
5252 2007-06-21 David Daney <ddaney@avtrex.com>
5255 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
5256 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
5257 (exception_receiver): Renamed to ...
5258 (nonlocal_goto_receiver): ... this.
5260 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
5262 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
5263 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
5264 partial register accesses.
5266 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
5268 * fold-const.c (debug_fold_checksum): Move it under
5269 ENABLE_FOLD_CHECKING.
5271 2007-06-21 Sebastian Pop <sebpop@gmail.com>
5274 * tree.h (debug_fold_checksum): Declared.
5275 * fold-const.c (build_fold_addr_expr_with_type_1): New.
5276 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
5277 build_fold_addr_expr_with_type_1.
5278 (fold_addr_expr, debug_fold_checksum): New.
5279 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
5280 (fold_unary, fold_comparison, split_address_to_core_and_offset):
5283 2007-06-21 Sebastian Pop <sebpop@gmail.com>
5285 PR tree-optimization/19590
5286 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
5287 of scev is a constant.
5288 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
5290 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5292 * df-problems.c (df_note_bb_compute): Made computation of live
5293 info consistent with df_lr.
5295 2007-06-21 Richard Guenther <rguenther@suse.de>
5297 PR tree-optimization/32453
5298 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
5299 for pointer anti-range.
5301 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
5303 * config/i386/i386.c (processor_target_table): Increase maximum
5304 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
5307 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
5308 byte alignment if > 8 byte alignment is preferred.
5309 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
5311 2007-06-21 Jakub Jelinek <jakub@redhat.com>
5313 PR tree-optimization/31866
5314 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
5315 if ASM_EXPR's input is not a SSA_NAME.
5318 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
5319 but decl is a global var, instead return decl.
5320 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
5321 even for is_global_var decls, if they are private in some outer
5324 2007-06-21 Richard Guenther <rguenther@suse.de>
5326 PR tree-optimization/32451
5327 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
5329 2007-06-21 Christian Bruel <christian.bruel@st.com>
5331 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
5332 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
5333 (push_regs): Changed saving order or banked registers.
5334 (sh_expand_epilogue): Likewise.
5335 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
5336 (FIRST_BANKED_REG): Likewise.
5337 (LAST_BANKED_REG): Likewise.
5338 * config/sh/sh.md (banked) New attribute.
5339 (in_delay_slot): Check banked attribute.
5341 2007-06-20 Sebastian Pop <sebpop@gmail.com>
5343 PR tree-optimization/32075
5344 * tree-data-ref.c (subscript_dependence_tester_1,
5345 analyze_miv_subscript, analyze_overlapping_iterations,
5346 add_distance_for_zero_overlaps, build_classic_dist_vector,
5347 subscript_dependence_tester_1, analyze_overlapping_iterations,
5348 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
5349 compute_affine_dependence, compute_all_dependences): Pass loop_nest
5350 to evolution_function_is_affine_multivariate_p.
5352 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5354 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
5356 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
5359 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
5361 * config/m32c/prologue.md (epilogue_exitd_16): New.
5362 (epilogue_reit_16): New.
5363 (epilogue_exitd): Rename to epilogue_exitd_24.
5364 (epilogue_reit): Rename to epilogue_reit_24.
5366 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
5367 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5369 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
5371 * haifa-sched.c (queue_to_ready): Don't requeue next insn
5372 if dbg_cnt (sched_insn) reaches the limit.
5373 (choose_ready): New parameter INSN_PTR and new return value.
5374 (schedule_block): Handle dbg_cnt (sched_insn). Handle
5375 the new return value from choose_ready.
5376 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
5377 (rest_of_handle_global_alloc): New global_alloc_at_func.
5379 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
5381 PR tree-optimization/25737
5382 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
5383 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
5384 * tree-flow.h (struct fieldoff): Add new field alias_set.
5385 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
5386 argument addressable_type. Set alias_set of fieldoff.
5387 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
5388 (create_overlap_variables_for): Pass alias_set from fieldoff to
5390 * alias.c (get_alias_set): Use alias_set from SFT if set.
5392 2007-06-20 Hui-May Chang <hm.chang@apple.com>
5394 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
5395 of a variable as an unsigned HOST_WIDE_INT integer.
5397 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
5399 PR rtl-optimization/32405
5400 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
5402 2007-06-20 Jakub Jelinek <jakub@redhat.com>
5404 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
5407 * builtins.c: Include diagnostic.h.
5408 (expand_builtin_expect): Make gcc_assert more permissive.
5409 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
5412 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
5416 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
5417 if ACCUMULATE_OUTGOING_ARGS.
5419 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
5421 * config/m68hc11/m68hc11.c: Include dataflow header file.
5422 (m68hc11_reorg): Port to dataflow.
5424 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5426 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
5427 (struct df_problem.free_blocks_on_set_blocks): New field.
5428 (struct dataflow.optional_p): New field.
5429 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
5430 (df_live_set_all_dirty): New function.
5431 * df-scan.c (df_scan_alloc): Initialize optional_p.
5432 (problem_SCAN): Initialize free_blocks_on_set_blocks.
5433 * df-core.c (df_set_blocks): Removed use of
5434 DF_FIRST_OPTIONAL_PROBLEM. Now uses
5435 df_problem.free_blocks_on_set_blocks to determine which blocks are
5437 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
5438 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
5439 uses dataflow.optional_p to determine if problem should be
5441 (rest_of_handle_df_initialize): Only start live problem if
5443 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
5444 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
5445 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
5446 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
5447 problem_NOTE): Initialize free_blocks_on_set_blocks.
5448 (df_lr_bb_local_compute): Recompute luids if df_live problem is
5450 (df_live_set_all_dirty, df_note_alloc): New function.
5451 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
5453 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
5454 * postreload.c (reload_combine): Ditto.
5455 * cse.c (cse_extended_basic_block): Ditto.
5456 * regmove.c (mark_flags_life_zones): Ditto.
5457 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
5458 erase_matching_seqs): Ditto.
5459 * bt-load.c (compute_defs_uses_and_gen): Ditto.
5460 * integrate (allocate_initial_values): Ditto.
5461 * combine.c (reg_dead_at_p): Ditto.
5462 * resource.c (mark_target_live_regs): Ditto.
5463 * sched-rgn.c (check_live_1, update_live_1): Ditto.
5464 * config/sh/sh.c (find_r0_life_regions): Ditto.
5465 * global.c (rest_of_handle_global_alloc): Only add back df_live
5467 * local-alloc.c (rest_of_handle_local_alloc): Only remove
5469 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
5471 (if_convert): Make sure df_live is there at -O == 1.
5472 (pass_if_after_combine): Cleanup flags.
5473 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
5474 is there at -O == 1.
5476 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
5478 * config/arm/arm.c (arm_get_frame_offsets): Set
5479 offsets->locals_base to avoid negative stack size.
5480 (thumb1_expand_prologue): Assert on negative stack size.
5482 2007-06-19 Sebastian Pop <sebpop@gmail.com>
5484 PR tree-optimization/32367
5485 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
5486 of the chrec has no evolution in that loop.
5487 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
5489 2007-06-19 Bob Wilson <bob.wilson@acm.org>
5491 * config/xtensa/xtensa.c: Include "df.h".
5492 (xtensa_builtin_saveregs): Use adjust_address instead of
5494 (xtensa_va_start): Invoke make_tree with sizetype for
5495 expand_builtin_saveregs and then convert the result to a pointer.
5496 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
5497 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
5498 Subtract argument size from index value as integers and then use
5499 POINTER_PLUS_EXPR to add the result to the array address.
5501 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
5504 * config/m32c/m32c.c: Include dataflow header file.
5505 (m32c_emit_prologue): Adjust for prologue insn change.
5506 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
5507 once inside a PARALLEL. Assume frame size passed in operand 0
5508 includes space to save the fb register.
5509 (prologue_enter_24): Likewise.
5510 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
5512 2007-06-19 David Daney <ddaney@avtrex.com
5515 * config/mips/mips.md (cprestore): Mark $gp as used.
5517 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
5520 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
5521 (frv_ifcvt_modify_insn): Likewise.
5523 2007-06-19 Richard Guenther <rguenther@suse.de>
5525 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
5526 only handle positive offsets that fit in a HOST_WIDE_INT.
5528 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
5530 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
5531 result of rsqrt insn for zero input argument to avoid NaN.
5533 2007-06-19 Richard Guenther <rguenther@suse.de>
5536 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
5538 2007-06-19 Jakub Jelinek <jakub@redhat.com>
5540 PR tree-optimization/32353
5541 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
5543 2007-06-19 Nick Clifton <nickc@redhat.com>
5545 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
5547 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
5550 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
5551 * config/i386/i386.c (assign_386_stack_local): Assert that
5552 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
5553 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
5554 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
5555 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
5557 2007-06-18 Steve Ellcey <sje@cup.hp.com>
5559 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
5561 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
5563 PR rtl-optimization/32321
5564 * gcse.c (replace_store_insn): Update the note before
5565 calling emit_insn_after.
5567 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5570 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
5572 * df-problems.c (df_note_bb_compute): Fix dumping info.
5574 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
5576 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
5577 insn with emit_jump_insn.
5579 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
5581 PR tree-optimization/32383
5582 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
5583 * targhooks.h (default_builtin_reciprocal): Update prototype.
5584 * target.h (struct gcc_target): Update builtin_reciprocal.
5585 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
5586 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
5587 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
5588 when fndecl is in BUILT_IN_MD class.
5589 (execute_convert_to_rsqrt): Ditto.
5591 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
5592 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
5593 Convert BUILT_IN_SQRTF code only when md_fn is false.
5595 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
5597 * bt-load.c (move_btr_def): Fix the order of arguments
5598 to validate_replace_rtx.
5600 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
5602 * config/m68k/m68k-devices.def: Add 54450..54455.
5604 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
5606 PR rtl-optimization/32366
5607 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
5608 FLOAT_EXTEND]: Prevent non-scalar modes from entering
5611 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
5614 * modulo-sched (generate_reg_moves): Added rescan parameter and if
5615 this is true, rescan insn being modified.
5616 (sms_schedule): Added rescan parameter.
5617 (rest_of_handle_sms): Moved freeing of dominance info to before
5618 getting out of cfg_layout.
5620 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
5622 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
5623 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
5626 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
5627 FL_CF_EMAC from the entry for isac.
5629 * config/m68k/predicates.md (const_call_operand): Adjust comment.
5630 (const_sibcall_operand): New.
5631 (sibcall_operand): Use it.
5632 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
5633 (m68k_isas): ISAC does not imply FPU or EMAC.
5634 (override_options): Add ISA_C logic for symbolic jump & call.
5636 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5638 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
5639 return mode from the builtin itself.
5640 (sparc_fold_builtin): Fix cast of zero constant.
5642 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
5644 * targhooks.c (default_builtin_reciprocal): New default target hook.
5645 * targhooks.h (default_builtin_reciprocal): Add prototype.
5646 * hooks.c (hook_tree_tree_bool_null): Remove hook.
5647 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
5648 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
5649 default_builtin_reciprocal.
5651 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
5654 * hooks.c (hook_tree_tree_bool_null): New hook.
5655 * hooks.h (hook_tree_tree_bool_null): Add prototype.
5656 * tree-pass.h (pass_convert_to_rsqrt): Declare.
5657 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
5658 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
5659 and convert it to reciprocal a*rfunc(b).
5660 (execute_convert_to_rsqrt): New function.
5661 (gate_convert_to_rsqrt): New function.
5662 (pass_convert_to_rsqrt): New pass definition.
5663 * target.h (struct gcc_target): Add builtin_reciprocal.
5664 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
5665 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
5666 TARGET_BUILTIN_RECIPROCAL.
5667 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
5669 * config/i386/i386.h (TARGET_RECIP): New define.
5670 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
5671 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5672 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5673 and not optimizing for size.
5674 (*rcpsf2_sse): New insn pattern.
5675 (*rsqrtsf2_sse): Ditto.
5676 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
5677 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5678 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5679 and not optimizing for size.
5680 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
5681 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5682 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5683 and not optimizing for size.
5684 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
5685 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5686 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5687 and not optimizing for size.
5688 (*sse_rsqrtv4sf2): Do not export.
5690 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
5691 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5692 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5693 and not optimizing for size.
5695 * config/i386/i386.opt (mrecip): New option.
5696 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
5697 (ix86_emit_swsqrtsf): Ditto.
5698 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
5699 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
5701 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
5702 ix86_expand_unop1_builtin.
5703 (ix86_emit_swdivsf): New function.
5704 (ix86_emit_swsqrtsf): Ditto.
5705 (ix86_builtin_reciprocal): New function.
5706 (TARGET_BUILTIN_RECIPROCAL): Use it.
5707 (ix86_vectorize_builtin_conversion): Rename from
5708 ix86_builtin_conversion.
5709 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
5710 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
5711 "i386 and x86_64 Options" section.
5712 (Intel 386 and AMD x86_64 Options): Document -mrecip.
5714 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5715 Zdenek Dvorak <dvorakz@suse.cz>
5716 Richard Guenther <rguenther@suse.de>
5717 Kaz Kojima <kkojima@gcc.gnu.org>
5719 * tree-vrp.c (compare_values_warnv): Convert val2 to
5721 (extract_range_from_assert): Create
5722 POINTER_PLUS_EXPR for pointer types.
5723 (extract_range_from_binary_expr): Handle
5724 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
5726 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
5727 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
5728 POINTER_PLUS_EXPR as PLUS_EXPR.
5729 (number_of_iterations_lt_to_ne):
5730 For pointer types, use sizetype when
5731 creating MINUS_EXPR/PLUS_EXPRs.
5732 (assert_loop_rolls_lt): For pointer types, use sizetype when
5733 creating MINUS_EXPR/PLUS_EXPRs.
5734 (number_of_iterations_le): Likewise.
5735 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
5736 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
5737 like PLUS_EXPR and MINUS_EXPR.
5738 * tree-pretty-print.c (dump_generic_node): Handle
5740 (op_prio): Likewise.
5741 (op_symbol_1): Likewise.
5742 * optabs.c (optab_for_tree_code): Likewise.
5743 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
5745 * tree-tailcall.c (process_assignment): Mention
5746 POINTER_PLUS_EXPR in a TODO comment.
5747 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
5748 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
5749 not used with a pointer and an integer type.
5750 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
5751 increment using chrec_convert_rhs instead of chrec_convert.
5752 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
5753 PLUS_EXPR except for the right hand side's type will be
5755 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
5756 (fold_used_pointer_cast): Kill.
5757 (pointer_offset_p): Kill.
5758 (fold_used_pointer): Kill.
5759 (pointer_used_p): Kill.
5760 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
5761 call fold_used_pointer.
5762 (instantiate_parameters_1): Convert the increment
5763 using chrec_convert_rhs instead of chrec_convert.
5764 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
5765 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
5766 instead of PLUS_EXPR.
5767 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
5768 PLUS_EXPR for pointers.
5769 (std_gimplify_va_arg_expr): Likewise.
5770 (fold_builtin_memory_op): Likewise.
5771 (fold_builtin_strstr): Likewise.
5772 (fold_builtin_strchr): Likewise.
5773 (fold_builtin_strrchr): Likewise.
5774 (fold_builtin_strpbrk): Likewise.
5775 (expand_builtin_memory_chk): Likewise.
5776 (fold_builtin_memory_chk): Likewise.
5777 (std_expand_builtin_va_start): Use
5778 sizetype for the call to make_tree and then convert
5779 to the pointer type.
5780 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
5781 instead of PLUS_EXPR for adding to a pointer.
5782 (std_gimplify_va_arg_expr): Use fold_build2 for
5783 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
5784 the operands to sizetype first and then cast the BIT_AND_EXPR
5785 back to the pointer type.
5786 * fold-const.c (build_range_check): Handle pointer types
5788 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
5789 of PLUS_EXPR's. Make sure the offset is converted to
5791 (try_move_mult_to_index): Strip the NOPs from the offset.
5792 Remove code argument and replace all uses with PLUS_EXPR.
5793 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
5794 specially. Don't use a pointer type for MINUS_EXPR.
5795 (fold_unary): Handle for (T1)(X op Y),
5796 only p+ as that is the only as that can be handled for
5797 binary operators now.
5798 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
5800 <case PLUS_EXPR>: Add folding of PTR+INT into
5802 Don't call try_move_mult_to_index.
5803 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
5804 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
5805 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
5806 Don't call try_move_mult_to_index.
5807 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
5808 (tree_expr_nonzero_p): Likewise.
5809 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
5810 of PLUS_EXPR for the complex expression folding.
5811 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
5812 first chrec is a pointer type, then the second should
5813 be sizetype and not the first's type.
5814 For POINTER_PLUS_EXPR, use a different right hand side type.
5815 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
5816 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
5817 different right hand side type.
5818 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
5819 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
5820 instead of PLUS_EXPR.
5821 When either operand is zero, convert the other operand.
5822 (chrec_apply): Use chrec_convert_rhs
5823 on the argument x instead of chrec_convert.
5824 (reset_evolution_in_loop): For pointer types, the new_evol
5826 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
5827 different right hand side type.
5828 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
5829 (chrec_convert_rhs): New function.
5830 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
5831 different right hand side type.
5832 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
5833 * tree-chrec.h (chrec_convert_rhs): New prototype.
5834 (build_polynomial_chrec): For pointer types, the right hand
5835 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
5836 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
5837 Remove subtraction case as it is always addition now.
5838 Make sure the offset is converted to sizetype.
5839 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
5840 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
5841 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
5842 PLUS_EXPR in pointer type.
5843 Handle POINTER_PLUS_EXPR.
5844 (tree_to_aff_combination): Likewise.
5845 (force_expr_to_var_cost): Likewise.
5846 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
5847 instead of PLUS_EXPR for pointers.
5848 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
5849 instead of PLUS_EXPR of pointer types.
5850 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
5852 (check_va_list_escapes): Likewise.
5853 (check_all_va_list_escapes): Likewise.
5854 * dwarf2out.c (loc_descriptor_from_tree_1):
5855 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
5856 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
5857 (string_constant): Likewise.
5858 * tree-ssa-address.c (tree_mem_ref_addr): When adding
5859 the offset to the base, use POINTER_PLUS_EXPR.
5860 (add_to_parts): Convert the index to sizetype.
5861 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
5862 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
5863 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
5864 Offset only holds something for PLUS_EXPR.
5865 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
5867 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
5869 (analyze_accesses_for_modify_stmt): Likewise.
5870 Remove comment about the type being integral type as it is
5872 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
5874 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
5876 Correct the type which the artimentic is done in (is now
5879 * tree-data-ref.c (split_constant_offset): Handle
5881 * tree-affine.c (tree_to_aff_combination): Likewise.
5882 * c-typeck.c (build_unary_op): For pointers create the increment
5883 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
5885 * gimplify.c (gimplify_self_mod_expr): Create a
5886 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5887 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
5888 * tree.def (POINTER_PLUS_EXPR): New tree code.
5889 * tree-predcom.c (ref_at_iteration): If we have a pointer
5890 type do the multiplication in sizetype.
5891 * tree-mudflap.c (mf_xform_derefs_1): Create a
5892 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5893 * tree-ssa-forwprop.c
5894 (forward_propagate_addr_into_variable_array_index):
5895 Don't expect there to be a cast for the index as that
5896 does not exist anymore.
5897 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
5898 instead of PLUS_EXPR.
5899 Don't check for the first operand of the POINTER_PLUS_EXPR
5900 was the index as it cannot be.
5901 Call forward_propagate_addr_into_variable_array_index with
5902 the SSA_NAME instead of the statement.
5903 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
5904 (compare_constant): Likewise.
5905 (copy_constant): Likewise.
5906 (compute_reloc_for_constant): Likewise.
5907 (output_addressed_constants): Likewise.
5908 (initializer_constant_valid_p): Likewise.
5909 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
5910 Convert the MIN/MAX of the inner type to the outer
5911 type before comparing them.
5912 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
5913 POINTER_PLUS_EXPR instead of PLUS_EXPR.
5914 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
5915 of PLUS_EXPR for pointers.
5916 * tree-inline.c (estimate_num_insns_1): Handle
5918 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5919 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5920 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
5921 instead of PLUS_EXPR for the pointer increment statement.
5922 (vect_update_ivs_after_vectorizer): For pointer types, create
5923 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
5924 MULT_EXPR in sizetype.
5925 (vect_gen_niters_for_prolog_loop): Add a cast when creating
5927 * tree-object-size.c (plus_expr_object_size): Handle
5928 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
5929 code which is trying to figure out which side is a pointer and
5931 (check_for_plus_in_loops_1): Likewise.
5932 (check_for_plus_in_loops): Likewise.
5933 * c-common.c (pointer_int_sum): Create a
5934 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5935 * tree-ssa-structalias.c (handle_ptr_arith): Handle
5936 only POINTER_PLUS_EXPR. Removing all the extra
5937 code which is trying to figure out which side is a pointer and
5939 * tree-cfg.c (verify_expr): Add extra checking for pointers and
5940 PLUS_EXPR and MINUS_EXPR.
5941 Also add checking to make sure the operands of POINTER_PLUS_EXPR
5943 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
5944 with make_tree, instead of a pointer type.
5945 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
5946 for pointers instead of PLUS_EXPR.
5947 (s390_gimplify_va_arg): Likewise.
5948 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
5949 instead of PLUS_EXPR when doing addition on pointer
5950 types. Use sizetype for the second operand.
5951 (spu_gimplify_va_arg_expr): Likewise.
5952 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
5953 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
5954 a pointer. Don't create a BIT_AND_EXPR for pointer types.
5955 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
5956 for the pointer addition and also use size_int/sizetype
5958 (ix86_gimplify_va_arg): Likewise.
5959 Perform BIT_AND_EXPR on sizetype arguments.
5960 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
5961 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
5962 for the pointer additions and also use size_int for the offsets.
5963 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
5964 additions and also use size_int for the offsets. Perform
5965 BIT_AND_EXPR on sizetype arguments.
5966 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
5967 POINTER_PLUS_EXPR for pointers and create the
5968 BIT_AND_EXPR in sizetype.
5969 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
5970 instead of PLUS_EXPR for pointer addition.
5971 (rs6000_va_start): Likewise.
5972 Also use sizetype for the offset.
5973 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
5974 as PLUS_EXPR/MINUS_EXPR.
5975 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
5976 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
5977 Don't use BIT_AND_EXPR on a pointer type, convert the
5978 expression to sizetype first.
5979 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
5981 (mips_gimplify_va_arg_expr): Likewise.
5982 Don't create BIT_AND_EXPR in a pointer type.
5984 2007-06-15 Eric Christopher <echristo@apple.com>
5986 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
5987 (x86_64-*-darwin*): Ditto.
5988 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
5991 2007-06-15 Matthew Wilcox <matthew@wil.cx>
5993 * doc/extend.texi: Document behavior of __attribute__((aligned))
5996 2007-06-15 Mark Mitchell <mark@codesourcery.com>
5998 * rtlanal.c (note_stores): Improve documentation.
6000 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
6002 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
6003 LOCAL_LABEL_PREFIX): Delete.
6004 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
6005 (bfin_internal_label): Delete.
6007 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
6009 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
6010 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
6011 otherwise define to LIBGCC2_TF_CEXT.
6012 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
6013 (LIBGCC_TF_CEXT): Ditto.
6016 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
6018 PR rtl-optimization/32339
6019 * df-scan.c (df_uses_record): Don't modify flags but just add to
6020 it for df_ref_record.
6022 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6024 * tree-mudflap.c: Fix whitespace issues.
6026 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
6028 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
6030 2007-06-14 Eric Christopher <echristo@apple.com>
6032 * config/i386/sse.md (movdi_to_sse): Rewrite body.
6033 (movv4sf): Use gcc_unreachable instead of abort.
6035 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
6038 * config/i386/sfp-machine.h (CMPtype): New define.
6039 (mach stubs): Use CMPtype instead of int as a return type.
6041 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
6043 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
6044 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
6045 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
6046 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
6047 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
6048 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
6049 config/soft-fp/soft-fp.h: Update from glibc CVS.
6051 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
6053 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
6055 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6058 * config/v850/v850.c: Include dataflow header file.
6059 (substitute_ep_register): Fix typo.
6061 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6063 * configure.ac: Fix earlier checkin.
6064 * configure: Regenerated.
6066 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6068 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
6069 * aclocal.m4: Regenerate.
6070 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
6071 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
6072 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
6073 * configure: Regenerate.
6074 * Makefile.in (LOOSE_WARN): Subst loose_warn.
6076 * Makefile.in (quickstrap): Build libgcc too.
6078 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6080 * configure.ac: Add --enable-checking=df. Explicitly mention that
6081 the variables are initialized as for "release".
6082 * df-core.c: Use it.
6083 * configure: Regenerate.
6084 * config.in: Regenerate.
6086 2007-06-14 Bob Wilson <bob.wilson@acm.org>
6088 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
6089 validate_replace_rtx instead of replace_rtx.
6090 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
6092 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
6094 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
6095 (DWARF2_UNWIND_INFO): Override default if configured with
6097 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
6098 (ENDFILE_SPEC): Add crtend.o.
6099 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
6100 (ENDFILE_SPEC): Add crtend.o.
6101 (TARGET_USE_JCR_SECTION): Define.
6102 (MD_UNWIND_SUPPORT): Define for 32-bit target.
6104 * config/i386/cygming-crtbegin.c: New file.
6105 * config/i386/cygming-crtend.c: New file.
6107 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
6109 * config/i386/w32-unwind.h: New file.
6111 2007-06-13 Eric Christopher <echristo@apple.com>
6113 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
6114 the user set a value below STACK_BOUNDARY.
6116 2007-06-13 Thiemo Seufer <ths@networkno.de>
6118 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
6119 imply -lpthread for -pthread.
6121 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
6123 * basic-block.h: Remove the prototype for
6124 free_basic_block_vars.
6125 * cfglayout.h: Remove the prototype for
6126 insn_locators_initialize.
6127 * tree.h: Remove the prototype for emit_line_note.
6129 * tree-ssa-pre.c (mergephitemp): Remove.
6130 (init_pre): Don't use mergephitemp.
6132 2007-06-13 Eric Christopher <echristo@apple.com>
6134 * config/i386/i386.c (override_options): If we've specified
6135 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
6137 2007-06-13 Bob Wilson <bob.wilson@acm.org>
6139 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
6142 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
6144 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
6145 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
6146 (eh_store_handler): New pattern.
6147 (eh_return): Emit it instead of a plain move.
6149 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
6151 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
6152 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
6153 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
6156 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
6158 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
6159 (find_next_insn_start, find_load): New functions.
6160 (bfin_reorg): Use them to deal with the fact that parallel insns are
6161 no longer represented as a SEQUENCE.
6163 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6165 * config/sparc/sparc.c (sparc_override_options): Initialize
6168 2007-06-13 Dave Korn <dave.korn@artimi.com>
6170 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
6173 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
6175 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
6176 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
6177 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
6178 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
6179 tree-vect-transform.c: Fix comment typos. Follow spelling
6182 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
6184 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
6185 to the exit block use set.
6186 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
6187 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
6188 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
6190 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
6192 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
6193 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
6194 to indicate an error.
6195 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
6197 (dbg_cnt_process_opt): Print an error on a bad argument.
6198 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
6199 * common.opt (-fdbg-cnt-list): New.
6200 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
6202 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
6204 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
6205 flag on ref-all pointers.
6207 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6210 * expr.c (expand_expr_addr_expr_1): Call expand_expr
6211 for the offset with the modifier as EXPAND_INITIALIZER
6212 if the modifier is EXPAND_INITIALIZER.
6213 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
6214 a register if we had an overflow.
6216 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6218 * real.c (real_isfinite): New.
6219 (real_sqrt): Use it.
6220 * real.h (real_isfinite): New.
6221 * builtins.c: Use it.
6223 2007-06-12 Ian Lance Taylor <iant@google.com>
6224 Daniel Berlin <dberlin@dberlin.org>
6227 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
6228 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
6229 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
6230 (DECL_NO_TBAA_P): Define.
6231 (struct tree_decl_common): Add no_tbaa_flag field.
6232 * tree-ssa-structalias.c (struct variable_info): Add
6233 no_tbaa_pruning field.
6234 (new_var_info): Initialize no_tbaa_pruning field.
6235 (unify_nodes): Copy no_tbaa_pruning field.
6236 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
6237 (dump_solution_for_var): Print no_tbaa_pruning flag.
6238 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
6240 (compute_tbaa_pruning): New static function.
6241 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
6242 Call compute_tbaa_pruning.
6243 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
6244 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
6245 * gimple-low.c (lower_stmt): Likewise.
6246 * tree-gimple.c (is_gimple_stmt): Likewise.
6247 * tree-ssa-operands.c (get_expr_operands): Likewise.
6248 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6249 * tree-inline.c (estimate_num_insns_1): Likewise.
6250 (copy_result_decl_to_var): Likewise.
6251 * expr.c (expand_expr_real_1): Likewise.
6252 * tree-pretty-print.c (dump_generic_node): Likewise.
6253 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
6254 * omp-low.c (omp_copy_decl_2): Likewise.
6255 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
6256 * doc/c-tree.texi (Expression trees): Document
6257 CHANGE_DYNAMIC_TYPE_EXPR.
6259 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6261 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
6262 with !HONOR_NANS and !HONOR_INFINITIES.
6263 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
6265 2007-06-12 Tristan Gingold <gingold@adacore.com>
6267 * gcov.c: Comments updated.
6268 (source_info): Add file_time field.
6269 (source_index): New variable.
6270 (mutiple_files): New variable.
6271 (generate_results): New function extracted from process_file.
6272 (process_file): Save and restore chain of functions, generate
6273 results and free structures only if not merging results.
6274 (release_structures): File names are now freed in create_file_names
6275 (create_file_names): Free previous file names.
6276 (find_source): File date is now read here and modifications in
6277 source files is checked here.
6278 (read_graph_file): Only reverse order of functions for the current
6280 (make_gcov_file_name): Do not generate long names if input_name is
6282 (output_lines): If merging results do not display graph, data and
6284 Checking source file modification is done in find_source.
6286 * doc/gcov.texi: Append an s to sourcefile.
6288 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
6290 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
6291 (forced_nop): New pattern.
6292 * config/bfin/bfin.c: Include "df.h".
6293 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
6294 (bfin_discover_loop): Use df_get_live_in instead of
6295 global_live_at_start.
6296 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
6297 df_analyze when done.
6298 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
6299 the insns. Use QImode for the final insn in a bundle. Call
6300 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
6302 (reorder_var_tracking_notes): New function.
6303 (bfin_reorg): Pass no argument to split_all_insns. Don't call
6304 update_life_info. Call df_analyze after scheduling and bundle
6305 generation. Call reorder_var_tracking_notes if generating these
6306 notes. Call df_finish_pass at the end.
6308 2007-06-12 Dirk Mueller <dmueller@suse.de>
6310 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
6311 a comparison, not an assignment.
6313 2007-06-12 Olivier Hainque <hainque@adacore.com>
6315 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
6316 Request walking the subtrees only, leaving the current is_lhs/val_only
6318 (convert_non_local_reference): Likewise.
6320 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
6322 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
6324 2007-06-12 Richard Guenther <rguenther@suse.de>
6326 PR tree-optimization/15353
6327 PR tree-optimization/31657
6328 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
6329 * timevar.def: Add TV_TREE_IFCOMBINE.
6330 * tree-pass.h (pass_tree_ifcombine): Declare.
6331 * tree-ssa-ifcombine.c: New file.
6332 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
6333 * tree-flow.h (blocks_in_phiopt_order): Declare.
6334 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
6335 (tree-ssa-ifcombine.o): New dependencies.
6337 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
6339 PR rtl-optimization/32293
6340 * combine.c (simplify_if_then_else): Truncate return from
6341 nonzero_bits() to correct mode.
6343 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
6345 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
6346 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
6348 2007-06-11 Diego Novillo <dnovillo@google.com>
6350 * Makefile.in (reload1.o-warn): Remove.
6352 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
6354 * combine.c (subst): Use reg_overlap_mentioned_p
6355 instead of comparing register numbers directly.
6357 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6359 * reload1.c (mark_home_live_1): Use the mode parameter.
6361 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6363 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
6364 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
6368 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
6370 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
6372 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
6374 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
6375 from integer registers.
6376 (FP mode splitters): Handle TFmode.
6378 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
6380 * tree-ssa-structalias.c (find_what_p_points_to): Return false
6381 for ref-all pointers that point-to anything.
6383 2007-06-11 Joseph Myers <joseph@codesourcery.com>
6385 * config/arm/arm.c (arm_output_dwarf_dtprel,
6386 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
6388 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
6390 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
6391 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
6394 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
6396 * gcc/tree.c (signed_or_unsigned_type_for): New.
6397 (unsigned_type_for): Use signed_or_unsigned_type_for.
6398 (signed_type_for): Use signed_or_unsigned_type_for.
6399 * gcc/tree.h (signed_or_unsigned_type_for): New.
6400 (get_signed_or_unsigned_type): Remove.
6401 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
6402 lang_hooks.types.signed_type
6403 (size_diffop): Likewise.
6404 (all_ones_mask_p): Likewise.
6405 (build_range_check): Likewise.
6406 (fold_cond_expr_with_comparison): Likewise.
6407 (fold_cond_expr_with_comparison): Likewise.
6408 (unextend): Likewise.
6409 (extract_muldiv_1): Likewise.
6410 (fold_single_bit_test_into_sign_test): Likewise.
6411 (fold_binary): Likewise.
6412 (fold_ternary): Likewise.
6413 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
6414 instead of get_signed_or_unsigned_type.
6415 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
6416 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
6417 * gcc/expr.c (signed_or_unsigned_type_for): Use
6418 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
6419 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
6420 (lhd_signed_or_unsigned_type): Remove.
6421 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
6422 signed_or_unsigned_type.
6423 (lhd_signed_or_unsigned_type): Remove.
6424 * gcc/expmed.c (make_tree): Use signed_type_for instead of
6425 lang_hooks.types.signed_type.
6426 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
6427 c_common_signed_type instead of lang_hooks.types.signed_type.
6428 (c_common_unsigned_type): New.
6429 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
6430 (shorten_compare): Use c_common_unsigned_type instead of
6431 c_common_signed_or_unsigned_type.
6432 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
6434 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
6435 lang_hooks.types.signed_type.
6436 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
6437 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
6438 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
6439 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
6440 instead of unsigned_type_for.
6441 * gcc/c-decl.c (groakdeclarator): Likewise.
6442 * gcc/c-typeck.c (convert_for_assignment): Likewise.
6443 * gcc/c-common.h (c_common_unsigned_type): New.
6445 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
6448 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
6449 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
6451 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
6454 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
6455 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
6457 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
6458 Sebastian Pop <sebpop@gmail.com>
6460 * lambda-code.c (remove_iv): New.
6461 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
6463 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
6465 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
6466 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
6467 * tree-ssa-loop-prefetch.c: Include optabs.h.
6468 (FENCE_FOLLOWING_MOVNT): New macro.
6469 (struct mem_ref): Add independent_p and storent_p fields.
6470 (record_ref): Initalize the new fields.
6471 (gather_memory_references_ref): Return true if the reference
6473 (gather_memory_references): Check whether all memory accesses
6474 in loop were recorded.
6475 (should_issue_prefetch_p): Return false for nontemporal stores.
6476 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
6477 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
6478 (determine_loop_nest_reuse): Detect independent memory references.
6479 (loop_prefetch_arrays): Call mark_nontemporal_stores.
6480 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
6481 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
6482 * config/i386/i386.h (x86_mfence): Declare.
6483 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
6484 * config/i386/i386.c (x86_mfence): New variable.
6485 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
6487 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
6488 * optabs.c (init_optabs): Initialize storent_optab.
6489 * optabs.h (enum optab_index): Add OTI_storent.
6490 (storent_optab): Declare.
6491 * genopinit.c (optabs): Add initialization for storent_optab.
6492 * tree.h (MOVE_NONTEMPORAL): New macro.
6493 * expr.c (expand_assignment, store_expr, store_constructor_field,
6494 store_constructor, store_field, expand_expr_real_1): Propagate
6495 nontemporality of the expanded store.
6496 (emit_storent_insn): New function.
6497 * expr.h (expand_assignment, store_expr): Declaration changed.
6498 * function.c (assign_parm_setup_reg): Pass false as nontemporality
6499 to expand_assignment.
6500 * stmt.c (expand_asm_expr): Ditto.
6501 * calls.c (initialize_argument_information): Pass false as
6502 nontemporality to store_expr.
6503 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
6506 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
6508 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
6510 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
6512 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
6514 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
6515 and allow DECL_P here.
6517 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
6519 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
6520 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
6521 track of the size of the expression.
6522 * cfghooks.c (merge_blocks): Remove block from loops structure only
6523 after call of the merge_blocks hook.
6525 2007-06-09 Tom Tromey <tromey@redhat.com>
6527 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
6528 (deprecated_state): Removed.
6529 (start_decl): Update.
6530 (enum deprecated_states): Moved earlier.
6531 (groktypename): Update.
6532 (push_parm_decl): Likewise.
6533 (grokfield): Likewise.
6534 (start_function): Likewise.
6536 2007-06-09 Ian Lance Taylor <iant@google.com>
6538 PR tree-optimization/32169
6539 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
6540 CONVERT_EXPR, check whether min and max both converted to an
6541 overflow infinity representation.
6543 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
6545 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
6546 not inserted on the edge.
6548 2007-06-08 Bob Wilson <bob.wilson@acm.org>
6550 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
6551 instructions if they are supported.
6552 (__divsi3, __umodsi3, __modsi3): Likewise.
6553 (__ashldi3, __ashrdi3, __lshrdi3): New.
6554 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
6556 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
6557 Tony Linthicum <tony.linthicum@amd.com>
6559 * doc/invoke.texi: Add fvect-cost-model flag.
6560 * common.opt (fvect-cost-model): New flag.
6561 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
6562 cost fields in stmt_vec_info struct for STMT.
6563 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
6564 fields in stmt_vec_info struct and access functions for the same.
6565 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
6566 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
6567 load, store and vector to scalar operation.
6568 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
6569 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
6570 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
6571 (TARG_VEC_STORE_COST): Define cost of vector store.
6572 (vect_estimate_min_profitable_iters): Define new function.
6573 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
6574 check to evaluate if loop iterations are less than minimum profitable
6575 iterations determined by cost model or minimum vect loop bound defined
6576 by user, whichever is more conservative.
6577 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
6578 run-time check to evaluate if loop iterations are less than minimum
6579 profitable iterations determined by cost model or minimum vect loop
6580 bound defined by user, whichever is more conservative.
6581 (vect_estimate_min_profitable_iterations): New function to estimate
6582 mimimimum iterartions required for vector version of loop to be
6583 profitable over scalar version.
6584 (vect_model_reduction_cost): New function.
6585 (vect_model_induction_cost): New function.
6586 (vect_model_simple_cost): New function.
6587 (vect_cost_strided_group_size): New function.
6588 (vect_model_store_cost): New function.
6589 (vect_model_load_cost): New function.
6590 (vectorizable_reduction): Call vect_model_reduction_cost during
6592 (vectorizable_induction): Call vect_model_induction_cost during
6594 (vectorizable_load): Call vect_model_load_cost during analysis phase.
6595 (vectorizable_store): Call vect_model_store_cost during analysis phase.
6596 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
6597 vectorizable_promotion, vectorizable_demotion): Call
6598 vect_model_simple_cost during analysis phase.
6600 2007-06-08 Simon Baldwin <simonb@google.com>
6602 * reg-stack.c (get_true_reg): Readability change. Moved default case
6603 label into direct switch statement scope.
6605 2007-06-08 Simon Baldwin <simonb@google.com>
6607 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
6608 in gcc_assert() with '==' comparison.
6610 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
6612 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
6613 TARGET_ABM handling of x86_popcnt variable.
6615 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
6617 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
6618 __builtin_copysignq and __builtin_infq built-in functions.
6620 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
6622 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
6623 SSE4.2 section. Correct built-in function names in SSE4A section.
6625 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
6627 PR tree-optimization/32243
6628 * tree-vect-transform.c (vectorizable_type_promotion): Move check
6629 for ncopies after ratio check between nunits_out and nunits_in.
6630 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
6632 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
6634 PR tree-optimization/32224
6635 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
6636 vectorization upon a non GIMPLE_MODIFY_STMT.
6638 2007-06-08 Christian Bruel <christian.bruel@st.com>
6641 * config/sh/sh.md (doloop_end): New pattern and splitter.
6642 * loop-iv.c (simple_rhs_p): Check for hardware registers.
6644 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
6647 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
6649 (verify_dominators): Do not change dominance tree.
6651 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6653 * config/sh/constraints.md: New file.
6654 * config/sh/sh.c: Include tm-constrs.h.
6655 (reg_class_from_letter): Remove.
6656 (prepare_cbranch_operands): Use satisfies_constraint_*
6657 function instead of macro.
6658 (andcosts, broken_move, sh_secondary_reload): Likewise.
6659 * config/sh/predicates.md (trapping_target_operand): Likewise.
6660 (and_operand, arith_operand, arith_reg_or_0_operand,
6661 cmp_operand, logical_operand, target_operand,
6662 ua_address_operand, ua_offset, xor_operand): Likewise.
6663 * config/sh/sh.md: Include constraints.md.
6664 (*movsicc_t_false): Use satisfies_constraint_* function
6666 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
6667 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
6668 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
6669 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
6670 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
6671 (REG_CLASS_FROM_CONSTRAINT): Remove.
6672 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
6673 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
6674 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
6675 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
6676 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
6677 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
6678 function instead of macro.
6679 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
6680 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
6681 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
6682 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
6683 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
6684 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
6685 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
6686 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
6687 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
6688 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
6689 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
6690 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
6691 EXTRA_CONSTRAINT_STR): Likewise.
6692 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
6694 2007-06-07 Geoffrey Keating <geoffk@apple.com>
6696 * config/i386/darwin.h (STACK_BOUNDARY): Define.
6698 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
6701 * c-common.h (flag_cpp0x): Replaced by...
6702 (cxx_dialect): ... this new variable specifying the C++ dialect that
6704 * c-common.c (flag_cpp0x): Removed.
6705 (cxx_dialect): Defined.
6706 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
6708 * c-opts.c (c_common_post_options): Likewise.
6709 (set_std_cxx98): Set cxx_dialect to cxx98.
6710 (set_std_cxx0x): Set cxx_dialect to cxx0x.
6712 2007-06-07 Geoffrey Keating <geoffk@apple.com>
6713 Hui-May Chang <hm.chang@apple.com>
6715 * doc/invoke.texi (Darwin Options): Update documentation for
6716 -mmacosx-version-min.
6717 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
6718 * config/darwin-driver.c: New file.
6719 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
6720 * config/t-darwin (darwin-driver.o): New rule.
6722 * config/darwin-c.c (version_as_macro): Ignore low digit.
6724 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
6726 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
6727 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
6728 (CSGNMODE): New mode macro.
6729 (CSGNVMODE): New mode attribute.
6730 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
6731 expander using CSGNMODE mode macro. Handle TFmode.
6732 (copysign<mode>3_const): Rename from copysignsf3_const and
6733 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
6735 (copysign<mode>3_var): Rename from copysignsf3_var and
6736 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
6738 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
6739 mode macro. Handle TFmode.
6740 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
6741 (iortf3, *iortf3): Ditto.
6742 (xortf3, *xortf3): Ditto.
6743 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
6744 TFmode and TImode masks.
6745 (ix86_expand_copysign): Expand TFmode copysign insn.
6746 (IX86_BUILTIN_INFQ): New.
6747 (IX86_BUILTIN_FABSQ): Ditto.
6748 (IX86_BUILTIN_COPYSIGNQ): Ditto.
6749 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
6750 [__builtin_fabsq]: Ditto.
6751 [__builtin_copysignq]: Ditto.
6752 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
6753 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
6754 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
6755 ix86_expand_binop_builtin().
6757 2007-06-07 Bob Wilson <bob.wilson@acm.org>
6759 * config/xtensa/lib1funcs.asm: Clean up whitespace.
6761 2007-06-07 Steve Ellcey <sje@cup.hp.com>
6764 * rtl.h (push_to_sequence2): New.
6765 * emit-rtl.c (push_to_sequence2): New.
6766 * function.c (assign_parm_data_all): Add new fields.
6767 (assign_parm_setup_block): Call push_to_sequence2 instead of
6769 (assign_parm_setup_reg): Ditto.
6770 (assign_parm_setup_stack): Ditto.
6771 (assign_parms_unsplit_complex): Ditto.
6772 (assign_parms): Change field name.
6774 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
6776 PR tree-optimization/32220
6777 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
6778 phi node is reached before defining statement.
6780 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6783 * tree-vect-transform.c (vectorizable_call): Call update_stmt
6784 after changing the right hand side of the assignment.
6786 2007-06-06 Eric Christopher <echristo@apple.com>
6788 * config.gcc (i?86-*-darwin*): Remove arch parameter.
6789 (x86_64-*-darwin*): Ditto.
6790 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
6791 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
6793 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
6795 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
6797 (add_key): Likewise.
6798 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
6799 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
6801 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
6803 (add_cost_one_coalesce): Likewise.
6804 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
6805 variable names. Rename orig to orig_name for consistency.
6806 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
6808 (cprop_into_successor_phis): Avoid using C++ keywords as variable
6810 (record_equivalences_from_stmt): Likewise.
6811 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
6812 the coding conventions.
6813 (memory_ssa_name_same): Likewise.
6814 (dse_optimize_stmt): Likewise.
6815 (dse_record_phis): Likewise.
6816 (dse_finalize_block): Likewise.
6817 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
6818 keywords as variable names.
6819 (may_move_till): Cast according to the coding conventions.
6820 (force_move_till_expr): Avoid using C++ keywords as variable names.
6821 (force_move_till): Cast according to the coding conventions.
6822 (memref_hash): Likewise.
6823 (memref_eq): Likewise.
6824 (gather_mem_refs_stmt): Likewise.
6825 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
6826 using C++ keywords as variable names.
6827 (idx_find_step): Cast according to the coding conventions.
6828 (idx_record_use): Likewise.
6829 (find_depends): Likewise.
6830 (prepare_decl_rtl): Likewise.
6831 (mbc_entry_hash): Likewise.
6832 (mbc_entry_eq): Likewise.
6833 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
6834 (simplify_replace_tree): Avoid using C++ keywords as variable names.
6835 (idx_infer_loop_bounds): Cast according to the coding conventions.
6836 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
6837 * tree-ssa-math-opts.c (occ_new ): Likwise.
6838 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
6840 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
6842 (add_use_op): Likewise.
6843 (add_vop): Likewise.
6844 (add_vuse_op): Likewise.
6845 (add_vdef_op): Likewise.
6846 (get_expr_operands): Likewise.
6847 (push_stmt_changes): Use type safe memory macros.
6848 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
6849 keywords as variable names.
6850 (conditional_replacement): Likewise.
6851 (minmax_replacement): Likewise.
6852 (abs_replacement): Likewise.
6853 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
6855 (insert_fake_stores): Avoid using C++ keywords as variable names.
6856 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
6858 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
6859 (heapvar_insert): Use type safe memory macros.
6860 (new_var_info): Cast according to the coding conventions.
6861 (new_constraint): Likewise.
6862 (remove_preds_and_fake_succs): Use type safe memory macros.
6863 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
6865 (thread_single_edge): Likewise.
6866 (thread_through_loop_header): Likewise.
6868 2007-06-06 Eric Christopher <echristo@apple.com>
6870 * config/i386/i386.c (override_options): Move handling
6871 of TARGET_SUBTARGET* earlier.
6873 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
6875 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
6878 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
6880 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
6881 emited outside of basic block.
6882 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
6884 * rtl.h (delete_insn_chain): Declaration changed.
6885 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
6887 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
6888 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
6889 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
6890 to delete_insn_chain.
6891 (rtl_verify_flow_info_1): Verify that the insns in header and footer
6892 do not have bb field set.
6893 (rtl_verify_flow_info): Verify that insns between basic blocks do not
6895 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
6896 * cfgcleanup.c (try_optimize_cfg): Ditto.
6898 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
6900 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
6901 (lambda_body_vector_new): Use type safe memory macros.
6902 (lambda_linear_expression_new): Likewise.
6903 (lambda_loopnest_new): Likewise.
6904 (lambda_lattice_new): Likewise.
6905 (replace_uses_equiv_to_x_with_y): Cast according to the coding
6906 conventions. Use type safe memory macros.
6907 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
6908 (lambda_body_vector_s): Likewise.
6909 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
6910 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
6912 2007-06-06 Richard Guenther <rguenther@suse.de>
6914 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
6915 if we need to schedule cfg_cleanup.
6916 (tree_ssa_forward_propagate_single_use_vars): Do so.
6918 2007-06-06 Ian Lance Taylor <iant@google.com>
6920 * fold-const.c (merge_ranges): If range_successor or
6921 range_predecessor fail, just return 0.
6923 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6925 PR tree-optimization/32216
6926 * tree-vectorizer.c (supportable_widening_operation): Determine
6927 signedness of FIX_TRUNC_EXPR from output operand.
6928 (supportable_narrowing_operation): Ditto.
6929 * tree-vect-generic.c (expand_vector_operations_1): Determine
6930 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
6933 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
6935 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
6936 (struct pta): ...from here. Change flags to unsigned to avoid
6937 excessive casting (as it is used as a bit mask).
6938 (override_options): Add casts according to the coding convenventions.
6939 (x86_64_elf_unique_section): Likewise.
6940 (examine_argument): Avoid using C++ keywords as variable names.
6941 (construct_container): Likewise.
6942 (legitimize_pic_address): Likewise.
6943 (get_dllimport_decl): Cast according to the coding conventions. Use
6944 type safe memory macros.
6945 (legitimize_address): Cast according to the coding conventions.
6946 (emit_i387_cw_initialization): Corrected the type of slot to enum
6948 (ix86_init_machine_status): Use type safe memory macros.
6949 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
6950 (bdesc_pcmpistr): Likewise.
6951 (bdesc_crc32): Likewise.
6952 (bdesc_sse_3arg): Likewise.
6953 (bdesc_2arg): Likewise.
6954 (bdesc_1arg): Likewise.
6955 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
6956 (ix86_expand_sse_pcmpistr): Likewise.
6957 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
6958 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
6959 int to match the langhook definition.
6960 (ix86_builtin_conversion): Change the type of code to unsigned init to
6961 match the langhook definition.
6962 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
6964 (ix86_preferred_output_reload_class): Likewise.
6965 (ix86_cannot_change_mode_class): Likewise.
6966 (ix86_memory_move_cost): Likewise.
6967 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
6968 avoid excessive casting later on.
6969 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
6971 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6973 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
6974 as flags setting insn.
6975 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
6977 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6979 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
6980 (UNSPEC_ROUND): New.
6981 ("sse4_1_round<mode>2"): New insn pattern.
6982 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
6984 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
6985 expander using SSEMODEF mode macro. Expand using
6986 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6987 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
6988 expander using SSEMODEF mode macro. Expand using
6989 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6990 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
6991 expander using SSEMODEF mode macro. Expand using
6992 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6993 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
6994 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
6995 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
6998 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
6999 Sebastian Pop <sebpop@gmail.com>
7001 * lambda.h (build_linear_expr): New.
7002 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
7003 Use build_linear_expr, call fold and force_gimple_operand.
7004 (lambda_loopnest_to_gcc_loopnest): Check that there is
7005 something to insert.
7006 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
7008 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
7010 PR preprocessor/23479
7011 * doc/extend.texi: Document the 0b-prefixed binary integer
7014 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7016 PR tree-optimization/32215
7017 * tree-vectorizer.c (supportable_widening_operation): Return false
7018 for unsupported FIX_TRUNC_EXPR tree code.
7019 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
7021 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
7023 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
7024 register on SPE targets. Change documentation to reflect
7026 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
7027 Change FIXED_SCRATCH to 14 and document why we're keeping r14
7028 out of the register allocation pool.
7029 (rs6000_reg_live_or_pic_offset_p): New function.
7030 (rs6000_emit_prologue): Move the actual saving of LR up to free
7031 r0 for holding r11. Split saving of SPE 64-bit registers into
7032 its own case. Ensure that offsets will always be in-range for
7033 'evstdd' by using r11 as a scratch register to point at the start
7034 of the SPE save area. Save r11 if necessary, as it is the static
7036 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
7037 into its own case. Ensure that offsets will always be in-range
7038 for 'evldd' by using r11 as a scratch register to point at the
7039 start of the SPE save area. Also adjust r11 when restoring
7040 the stack pointer to compensate for pre-loading r11.
7042 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
7044 * cfg.c (init_flow): Use type safe memory macros.
7045 (alloc_block): Likewise.
7046 (unchecked_make_edge): Likewise.
7047 (dump_flow_info): Avoid using C++ keywords as variable names.
7048 (copy_original_table_clear): Cast according to the coding conventions.
7049 (copy_original_table_set): Likewise.
7050 * cfgexpand (label_rtx_for_bb): Likewise.
7051 (expand_gimple_basic_block): Likewise.
7052 * cfghooks.c (dump_bb): Likewise.
7053 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
7055 (lv_add_condition_to_bb): Likewise.
7056 * cfglayout (relink_block_chain): Cast according to the coding
7058 (fixup_reorder_chain): Likewise.
7059 (fixup_fallthru_exit_predecessor): Likewise.
7060 * cfgloop.c (glb_enum_p): Likewise.
7061 (get_exit_description): Likewise.
7062 (dump_recorded_exit): Likewise.
7063 * cfgloop.h (enum loop_estimation): Move out of struct scope...
7064 (struct loop): ... from here.
7065 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
7067 * cfgrtl.c (rtl_create_basic_block): Likewise.
7068 (rtl_split_block): Likewise.
7069 (rtl_dump_bb): Likewise.
7070 (cfg_layout_split_block): Likewise.
7071 (init_rtl_bb_info): Use typesafe memory macros.
7073 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
7074 * graphds.h: Updated all usages of edge to graph_edge.
7075 * graphds.c: Likewise.
7076 * cfgloopanal.c: Likewise.
7078 2007-06-05 Ian Lance Taylor <iant@google.com>
7080 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
7081 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
7082 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
7084 (test_for_singularity): Likewise.
7086 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
7088 * config/i386/constraints.md ("Y2"): Replaced by ...
7090 * config/i386/i386.md: Likewise.
7091 * config/i386/mmx.md: Likewise.
7092 * config/i386/sse.md: Likewise.
7094 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
7096 * config/i386/constraints.md ("z"): Replaced by ...
7098 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
7099 (sse4_1_blendvps): Likewise.
7100 (sse4_1_pblendvb): Likewise.
7101 (sse4_2_pcmpestr): Likewise.
7102 (sse4_2_pcmpestrm): Likewise.
7103 (sse4_2_pcmpestr_cconly): Likewise.
7104 (sse4_2_pcmpistr): Likewise.
7105 (sse4_2_pcmpistrm): Likewise.
7106 (sse4_2_pcmpistr_cconly): Likewise.
7108 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
7110 * matrix-reorg.c (transform_access_sites): Fix computation.
7111 (transform_allocation_sites): Same.
7113 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7115 * config/i386/i386.c (override_options): Use
7116 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
7118 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7120 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
7121 (nonimm_not_xmm0_operand): Ditto.
7122 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
7123 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
7124 as operand[2] predicate. Require "z" class XMM register for
7125 operand[3]. Adjust asm template.
7126 ("sse4_1_blendvpd"): Ditto.
7127 ("sse4_1_pblendvb"): Ditto.
7128 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
7129 force op2 into xmm0 register for variable blend instructions.
7131 2007-06-04 Tom Tromey <tromey@redhat.com>
7133 * c-tree.h (start_enum): Update.
7134 (build_enumerator): Likewise.
7135 * c-decl.c (enum_next_value): Removed.
7136 (enum_overflow): Likewise.
7137 (start_enum): Add c_enum_contents argument. Don't use globals.
7138 (build_enumerator): Likewise.
7139 * c-tree.h (struct c_enum_contents): New struct.
7141 2007-06-04 Tom Tromey <tromey@redhat.com>
7143 * c-common.c (c_common_get_alias_set): Fix indentation.
7145 2007-06-04 Ian Lance Taylor <iant@google.com>
7147 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
7148 to overflow, reduce overflow infinity to regular infinity.
7149 (vrp_var_may_overflow): New static function.
7150 (vrp_visit_phi_node): Check vrp_var_may_overflow.
7152 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
7154 * stor-layout.c (layout_type): Remove duplicate code.
7156 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
7159 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
7160 before build_common_builtin_nodes ().
7162 2007-06-04 Steve Ellcey <sje@cup.hp.com>
7165 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
7167 2007-06-04 Jan Hubicka <jh@suse.cz>
7169 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
7170 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
7171 instead of _stat version.
7173 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
7175 PR tree-optimization/32194
7176 * tree-predcom.c (determine_offset): Check that both references have
7179 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
7181 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
7182 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
7183 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
7184 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
7185 Add argument to iterate_fix_dominators call.
7186 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
7187 * gcse.c (hoist_code): Change domby to vector.
7188 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
7189 Add argument to iterate_fix_dominators call.
7190 * loop-doloop.c (doloop_modify): Changed recount_dominator to
7191 recompute_dominator.
7192 * lambda-code.c (perfect_nestify): Ditto.
7193 * cfgloopanal.c: Include graphds.h.
7194 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
7195 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
7196 (mark_irreducible_loops): Use graphds_scc. Remove argument from
7198 * graphds.c: New file.
7199 * graphds.h: New file.
7200 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
7201 (get_dominated_by, get_dominated_by_region): Change return type to
7203 (verify_dominators): Recompute all dominators and compare the results.
7204 (recount_dominator): Renamed to ...
7205 (recompute_dominator): ... this. Do not check that the block is
7207 (iterate_fix_dominators): Reimplemented.
7208 (prune_bbs_to_update_dominators, root_of_dom_tree,
7209 determine_dominators_for_sons): New functions.
7210 * et-forest.c (et_root): New function.
7211 * et-forest.h (et_root): Declare.
7212 * Makefile.in (graphds.o): Add.
7213 (cfgloopanal.o): Add graphds.h dependency.
7214 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
7215 * basic-block.h (get_dominated_by, get_dominated_by_region,
7216 iterate_fix_dominators): Declaration changed.
7217 (recount_dominator): Renamed to ...
7218 (recompute_dominator): ... this.
7219 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
7220 (thread_through_all_blocks): Do not free dominance info.
7222 2007-06-03 Andreas Schwab <schwab@suse.de>
7224 * config/m68k/m68k.c (override_options): Don't override
7226 * config/m68k/m68k-modes.def (SF, DF): Define to use
7227 motorola_single_format and motorola_double_format, resp.
7228 * real.c (motorola_single_format): Renamed from
7229 coldfire_single_format.
7230 (motorola_double_format): Renamed from coldfire_double_format.
7231 (encode_ieee_extended): Generate a proper canonical NaN image
7232 respecting canonical_nan_lsbs_set.
7233 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
7235 * real.h: Adjust declarations.
7237 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
7240 * config/sh/sh.md (symGOT_load): Don't schedule insns when
7241 the symbol is generated with the stack protector.
7243 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
7245 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
7246 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
7248 * doc/extend.texi (interrupt): Mention m68k.
7250 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
7252 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
7253 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
7254 (ix86_expand_sse_pcmpestr): Do not check operands for
7255 "register_operand", when insn operand predicate is "register_operand".
7256 (ix86_expand_sse_pcmpistr): Ditto.
7258 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
7259 Uros Bizjak <ubizjak@gmail.com>
7261 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
7262 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
7263 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
7264 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
7265 * config/i386/constraints.md ("z"): New register constraint
7266 for members of SSE_FIRST_REG class.
7267 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
7268 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
7269 SSE_FIRST_REG class.
7270 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
7271 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
7272 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
7273 (IX86_BUILTIN_PCMPESTRM128): Likewise.
7274 (IX86_BUILTIN_PCMPESTRA128): Likewise.
7275 (IX86_BUILTIN_PCMPESTRC128): Likewise.
7276 (IX86_BUILTIN_PCMPESTRO128): Likewise.
7277 (IX86_BUILTIN_PCMPESTRS128): Likewise.
7278 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
7279 (IX86_BUILTIN_PCMPISTRI128): Likewise.
7280 (IX86_BUILTIN_PCMPISTRM128): Likewise.
7281 (IX86_BUILTIN_PCMPISTRA128): Likewise.
7282 (IX86_BUILTIN_PCMPISTRC128): Likewise.
7283 (IX86_BUILTIN_PCMPISTRO128): Likewise.
7284 (IX86_BUILTIN_PCMPISTRS128): Likewise.
7285 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
7286 (struct builtin_description): Change "flag" field to unsigned.
7287 (bdesc_pcmpestr): New builtin description table.
7288 (bdesc_pcmpistr): Likewise.
7289 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
7290 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
7291 Initialize pcmp[ei]str[im] insns for SSE4.2.
7292 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
7293 (ix86_expand_sse_pcmpistr): Likewise.
7294 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
7295 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
7296 (UNSPEC_PCMPISTR): Likewise.
7297 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
7298 (sse4_2_pcmpestri):New isns pattern.
7299 (sse4_2_pcmpestrm): Likewise.
7300 (sse4_2_pcmpestr_cconly): Likewise.
7301 (sse4_2_pcmpistr): New insn patern and splitter.
7302 (sse4_2_pcmpistri):New isns pattern.
7303 (sse4_2_pcmpistrm): Likewise.
7304 (sse4_2_pcmpistr_cconly): Likewise.
7305 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
7308 2007-06-01 David Daney <ddaney@avtrex.com>
7310 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
7311 LOADGP_ABSOLUTE and not binds_local_p.
7313 2007-06-01 Geoffrey Keating <geoffk@apple.com>
7315 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
7317 2007-06-01 Ian Lance Taylor <iant@google.com>
7319 * tree-vrp.c (compare_name_with_value): Always set
7320 used_strict_overflow if we get a result from the variable itself.
7322 2007-06-01 Ian Lance Taylor <iant@google.com>
7324 PR rtl-optimization/31455
7325 * lower-subreg.c (find_decomposable_subregs): Don't decompose
7326 subregs which have a cast between modes which are not tieable.
7328 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
7330 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
7331 breaks after return statements.
7333 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
7335 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
7336 only after no_new_pseudos.
7338 2007-05-31 Eric Christopher <echristo@apple.com>
7340 * expr.c (convert_move): Assert that we don't have a BLKmode
7342 (store_expr): Handle BLKmode moves by calling emit_block_move.
7344 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
7346 * c-typeck.c (build_indirect_ref): Include type in error message.
7347 (build_binary_op): Pass types to binary_op_error.
7348 * c-common.c (binary_op_error): Take two type arguments, print out
7350 * c-common.h (binary_op_error): Update prototype.
7352 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
7354 * config/i386/i386.c: Correct coments on -mno-sse4.
7356 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
7358 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
7359 (x86_64-*-*): Likewise.
7360 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
7361 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
7362 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7363 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
7364 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7365 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7366 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7367 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7368 (OPTION_MASK_ISA_SSE4): Likewise.
7369 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
7370 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7371 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
7372 (override_options): Support SSE4.2.
7373 (ix86_build_const_vector): Support SImode and DImode.
7374 (ix86_build_signbit_mask): Likewise.
7375 (ix86_expand_int_vcond): Support V2DImode.
7376 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
7377 (IX86_BUILTIN_CRC32HI): Likewise.
7378 (IX86_BUILTIN_CRC32SI): Likewise.
7379 (IX86_BUILTIN_CRC32DI): Likewise.
7380 (IX86_BUILTIN_PCMPGTQ): Likewise.
7381 (bdesc_crc32): Likewise.
7382 (bdesc_sse_3arg): Likewise.
7383 (ix86_expand_crc32): Likewise.
7384 (ix86_init_mmx_sse_builtins): Support SSE4.2.
7385 (ix86_expand_builtin): Likewise.
7386 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
7387 __SSE4_2__ for -msse4.2.
7388 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
7389 (CRC32MODE): Likewise.
7390 (crc32modesuffix): Likewise.
7391 (crc32modeconstraint): Likewise.
7392 (sse4_2_crc32<mode>): Likewise.
7393 (sse4_2_crc32di): Likewise.
7394 * config/i386/i386.opt (msse4.2): New for SSE4.2.
7396 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
7397 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
7398 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
7399 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
7400 (vcondu<mode>): Likewise.
7401 * doc/extend.texi: Document SSE4.2 built-in functions.
7402 * doc/invoke.texi: Document -msse4.2/-msse4.
7404 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
7406 PR tree-optimization/32160
7407 * tree-predcom.c (predcom_tmp_var): New function. Mark created
7408 variable as gimple reg.
7409 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
7411 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
7413 * gcc.c (main): Don't consider linker options when issuing the
7414 warning about a linker input file not being used.
7416 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7418 * tree-vrp.c (compare_names): Initialize sop.
7420 2007-05-30 Dirk Mueller <dmueller@suse.de>
7422 * cgraphunit.c (cgraph_analyze_function): Remove
7423 computation of inline parameters.
7425 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
7427 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
7429 2007-05-30 Richard Sandiford <richard@codesourcery.com>
7431 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
7432 Add vx-common.h. Include vxworks.h between vx-common.h and
7434 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
7436 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
7437 (TARGET_ASM_DESTRUCTOR): Likewise.
7438 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
7439 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
7440 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7441 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
7442 (VXWORKS_ENDIAN_SPEC): Define.
7443 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
7444 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
7445 VXWORKS_* equivalents.
7446 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
7447 (ASM_FILE_START): Delete.
7448 (TARGET_VERSION): Reformat.
7449 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
7450 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
7451 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
7452 (FPBIT, DPBIT): Define.
7453 (fp-bit.c, dp-bit.c): New rules.
7454 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
7455 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
7456 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
7457 * config/arm/arm.h: Include vxworks-dummy.h.
7458 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
7459 Mark with ATTRIBUTE_UNUSED.
7460 (arm_override_options): Do not allow VxWorks RTP PIC to be used
7461 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
7462 make it incompatible with -msingle-pic-base.
7463 (arm_function_ok_for_sibcall): Return false for calls that might
7464 go through a VxWorks PIC PLT entry.
7465 (require_pic_register): New function, split out from...
7466 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
7468 (arm_load_pic_register): Handle the VxWorks RTP initialization
7469 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
7470 (arm_emit_call_insn): New function.
7471 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
7472 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
7473 (pic_offset_arm): New pattern.
7474 (call, call_value): Use arm_emit_call_insn.
7475 (call_internal, call_value_internal): New expanders.
7476 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
7477 VxWorks unless __PIC__.
7479 2007-05-30 Eric Christopher <echristo@gmail.com>
7481 * genrecog.c: Include regs.h in generated file.
7482 * genemit.c: Ditto. Fix up formatting.
7483 * config/mn10300/constraints.md: New.
7484 * config/mn10300/mn10300.md: Include.
7485 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
7486 Fix up for removed macro.
7487 * config/mn10300/predicates.md (call_address_operand): Ditto.
7488 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
7489 (CONST_OK_FOR_I): Ditto.
7490 (CONST_OK_FOR_J): Ditto.
7491 (CONST_OK_FOR_K): Ditto.
7492 (CONST_OK_FOR_L): Ditto.
7493 (CONST_OK_FOR_M): Ditto.
7494 (CONST_OK_FOR_N): Ditto.
7495 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
7499 (EXTRA_CONSTRAINT): Ditto.
7501 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
7503 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
7505 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
7506 OPTION_MASK_ISA_64BIT.
7507 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
7509 2007-05-30 Richard Guenther <rguenther@suse.de>
7512 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
7513 types for comparison.
7514 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
7515 with original typed arguments.
7516 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
7518 2007-05-30 Jakub Jelinek <jakub@redhat.com>
7520 PR tree-optimization/31769
7521 * except.c (duplicate_eh_regions): Clear prev_try if
7522 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
7524 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
7526 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
7527 * tree-ssa-sink.c (statement_sink_location): Return basic block and
7528 bsi of the location where statements should be inserted.
7529 (sink_code_in_bb): Take bsi from statement_sink_location.
7530 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
7531 instead of bsi_start.
7532 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
7534 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
7535 (bsi_move_before): Document inconsistency with bsi_move_after.
7536 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
7538 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
7540 * config/i386/i386.h (TARGET_ABM): New define.
7541 (TARGET_POPCNT): Ditto.
7542 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
7543 New temporary defines to redefine from OPTION_ISA_* defines.
7544 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
7545 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
7546 (ix86_isa_flags): New extern int declaration.
7547 (TARGET_SUBTARGET_DEFAULT): New define.
7548 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
7549 (TARGET_SUBTARGET32_DEFAULT): Ditto.
7550 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
7551 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7552 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
7553 * config/i386/darwin.h: Change TARGET_64BIT define to
7556 * config/i386/i386.opt (m3dnowa): Define as undocumented option
7557 using existing "ix86_isa_flags" varible.
7558 (m32, m64): Use existing "ix86_isa_flags" variable.
7559 (mmmx, m3dnow): Ditto.
7560 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
7561 (mabm): Define as non-negative option using "x86_abm" variable.
7562 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
7564 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
7565 Rewrite feature test bitmap.
7566 (ix86_isa_flags): New initialized global int varible.
7567 (ix86_isa_flags_explicit): New static int variable.
7568 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
7569 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
7570 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
7571 target_flags_explicit.
7572 (override_options): Remove "target_enable" and "target_disable" fields
7573 from "struct ptt". Update processor_target_table accordingly. Remove
7574 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
7575 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
7576 "target_flags" and "ix86_isa_flags_explicit" instead of
7577 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
7578 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
7579 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
7580 to true when either of PTA_POPCNT or PTA_ABM is set in
7581 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
7582 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
7583 processor_alias_table flags entry. Remove handling of
7584 "target_enable" and "target_disable" fields of processor_target_table.
7585 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
7586 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
7587 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
7588 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
7589 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
7591 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
7593 2007-05-29 David Daney <ddaney@avtrex.com>
7596 * config/mips/mips.c (mips_output_mi_thunk): Emit
7597 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
7599 2007-05-29 Hui-May Chang <hm.chang@apple.com>
7600 * config/i386/i386.c (ix86_function_regparm): Added checking of
7601 ix86_force_align_arg_pointer to determine the number of
7602 register parameters.
7604 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
7606 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
7607 (SET_DR_MISALIGNMENT): New.
7608 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
7609 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
7610 Use SET_DR_MISALIGNMENT.
7611 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
7613 * tree-data-ref.c (create_data_ref, compute_all_dependences,
7614 find_loop_nest): Export.
7615 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
7616 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
7617 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
7618 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
7620 (struct mem_ref): Add field reuse_distance.
7621 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
7622 Initialize reuse_distance field.
7623 (issue_prefetch_ref): Select temporality of prefetch according to
7625 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
7626 self_reuse_distance, determine_loop_nest_reuse): New functions.
7627 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
7628 (tree_ssa_prefetch_arrays): Dump L2 cache size.
7629 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
7632 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
7634 * tree-ssa-alias.c: Add aliasing overview.
7636 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
7637 Danny Smith <dannysmith@users.sourceforge.net>
7640 * config/i386/t-crtfm: Compile crtfastmath.o with
7641 -minline-all-stringops.
7642 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
7643 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
7645 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7647 * doc/md.texi: Document constraints on HP PA-RISC.
7649 * pa/constraints.md: New file.
7650 * pa.md: Include constraints.md.
7651 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
7652 (integer_store_memory_operand, ldil_cint_p): New functions.
7653 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
7654 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7655 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
7656 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
7657 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
7659 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
7662 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
7663 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
7664 case POSTDECREMENT_EXPR>): Return the error_mark_node
7665 if either the real or imaginary parts would an
7668 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
7670 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
7671 name when we remove it from a call.
7673 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
7675 * targhooks.c (default_narrow_bitfield): Remove.
7676 * targhooks.h: Remove the prototype for
7677 default_narrow_bitfield.
7679 * langhooks-def.h: Remove the prototype for
7680 hook_get_alias_set_0.
7681 * langhooks.c (hook_get_alias_set_0): Remove.
7683 * global.c (EXECUTE_IF_CONFLICT): Remove.
7685 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7688 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
7689 return true when truth_value_p is true and the type
7692 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
7694 * doc/install.texi (Prerequisites): We no longer require Autoconf
7695 2.13 for the top-level.
7697 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
7699 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
7700 memory access via x86_expand_vector_move_misalign() only for
7701 TImode values on 32-bit targets.
7703 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
7705 * matrix-reorg.c: New file. Implement matrix flattening and
7706 transposing optimization.
7707 * tree-pass.h: Add matrix reorg pass.
7708 * common.opt: Add fipa-mreorg flag.
7709 * Makefile.in: Add matrix-reorg.c.
7710 * passes.c: Add matrix reorg pass.
7711 * varpool.c (add_new_static_var): New function.
7712 * cgraph.h (add_new_static_var): Declare.
7714 2007-05-27 Eric Christopher <echristo@apple.com>
7716 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
7717 sp_offset depending on stack size. Save r12 depending
7718 on registers we're saving later.
7719 (rs6000_emit_epilogue): Update sp_offset depending only
7722 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
7724 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
7725 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7726 * ifcvt.c (if_convert): Ditto.
7727 * tree-ssa-threadupdate.c (thread_block): Ditto.
7728 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
7729 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7730 verify_loop_closed_ssa): Check number_of_loops instead of
7732 * predict.c (tree_estimate_probability): Ditto.
7733 * tree-if-conv.c (main_tree_if_conversion): Ditto.
7734 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
7735 * modulo-sched.c (sms_schedule): Ditto.
7736 * tree-scalar-evolution.c (scev_const_prop): Ditto.
7737 (scev_finalize): Do not do anything if scev analysis was not
7739 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
7740 current_loops == NULL.
7741 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
7742 * loop-init.c (loop_optimizer_init): Do not free current_loops when
7744 (loop_optimizer_finalize): Assert that loops were analyzed.
7745 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
7746 rtl_doloop): Check number_of_loops instead of current_loops.
7747 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
7748 current_loops == NULL.
7749 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
7750 gate_tree_vectorize tree_linear_transform, check_data_deps,
7751 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
7752 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
7753 Check number_of_loops instead of current_loops.
7754 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
7755 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
7756 free loops if available.
7757 (execute_pre): Do not pass do_fre to fini_pre.
7759 2007-05-27 Tobias Burnus <burnus@net-b.de>
7762 * real.c (mpfr_from_real): Fix sign of -Inf.
7764 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
7766 * tree-vect-transform.c (vectorizable_conversion): Initialize
7767 tree_code variables to ERROR_MARK.
7768 (vectorizable_type_demotion): Likewise.
7769 (vectorizable_type_promotion): Likewise.
7771 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
7774 * config/i386/i386.md (movti): Handle push operands via
7777 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
7779 * basic-block.h: Remove the prototype for merge_seq_blocks.
7780 * cfgcleanup.c (merge_seq_blocks): Remove.
7782 * tree-flow.h: Remove the prototype for is_aliased_with.
7783 * tree-ssa-alias.c (is_aliased_with): Remove.
7785 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
7787 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
7789 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
7791 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
7792 ix86_expand_sse4_unpack if SSE4.1 is enabled.
7793 (vec_unpacks_hi_v16qi): Likewise.
7794 (vec_unpacku_lo_v16qi): Likewise.
7795 (vec_unpacks_lo_v16qi): Likewise.
7796 (vec_unpacku_hi_v8hi): Likewise.
7797 (vec_unpacks_hi_v8hi): Likewise.
7798 (vec_unpacku_lo_v8hi): Likewise.
7799 (vec_unpacks_lo_v8hi): Likewise.
7800 (vec_unpacku_hi_v4si): Likewise.
7801 (vec_unpacks_hi_v4si): Likewise.
7802 (vec_unpacku_lo_v4si): Likewise.
7803 (vec_unpacks_lo_v4si): Likewise.
7805 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
7807 * c-typeck.c, config/arm/arm.c, config/darwin.c,
7808 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
7809 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
7810 follow spelling conventions in various
7811 warning/error/diagnostic messages.
7813 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
7814 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
7815 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
7816 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
7817 tree-vrp.c: Fix comment typos. Follow spelling conventions.
7818 * doc/tm.texi: Follow spelling conventions.
7820 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7823 * tree-ssa-forwprop.c
7824 (forward_propagate_addr_into_variable_array_index): Remove
7825 the lhs argument. Use the type of def_rhs instead of lhs.
7826 (forward_propagate_addr_expr_1): Update use of
7827 forward_propagate_addr_into_variable_array_index.
7829 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
7830 Nigel Stephens <nigel@mips.com>
7832 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
7833 function attributes, "far" being an alias for "long_call".
7834 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
7835 (mips_near_type_p, mips_far_type_p): New.
7836 (mips_comp_type_attributes): New function to check that attributes
7837 attached to a function type are compatible.
7838 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
7839 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
7840 to the target function of the thunk.
7841 (mips_encode_section_info): Check for "near" and "far" function
7842 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
7844 * config/mips/predicates.md (const_call_insn_operand): Test only
7845 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
7847 * doc/extend.texi (Function Attributes): Document MIPS "near" and
7850 * testsuite/gcc.target/mips/near-far-1.c: New test case.
7851 * testsuite/gcc.target/mips/near-far-2.c: New test case.
7852 * testsuite/gcc.target/mips/near-far-3.c: New test case.
7853 * testsuite/gcc.target/mips/near-far-4.c: New test case.
7855 2007-05-25 Eric Christopher <echristo@apple.com>
7857 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
7858 to x86-darwin configurations.
7859 * config/i386/t-darwin: Add softfp support.
7860 * config/i386/t-darwin64: Ditto.
7861 * config/i386/sfp-machine.h: If mach then don't use
7862 aliasing, emit a stub to call.
7864 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
7866 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
7867 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
7868 tree-predcom.c, tree-ssa-alias-warnings.c,
7869 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
7870 comment typos. Follow spelling conventions.
7871 * doc/cpp.texi, doc/invoke.texi: Fix typos.
7873 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
7876 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
7877 constants into memory. Expand unaligned memory references for
7878 SSE modes via x86_expand_vector_move_misalign() function.
7880 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
7882 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
7883 "memory" attribute for "sseishft" type insn without operands[2].
7885 2007-05-25 Dirk Mueller <dmueller@suse.de>
7886 Marcus Meissner <meissner@suse.de>
7888 * doc/extend.texi (alloc_size): New attribute.
7889 * c-common.c (handle_alloc_size_attribute): New.
7890 * tree-object-size.c (alloc_object_size): Use alloc_size
7891 attribute, if available.
7893 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
7895 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
7897 (__builtin_ia32_vec_ext_v2di): Likewise.
7898 (__builtin_ia32_vec_ext_v4si): Likewise.
7899 (__builtin_ia32_vec_ext_v8hi): Likewise.
7900 (__builtin_ia32_vec_ext_v16qi): Likewise.
7901 (__builtin_ia32_vec_set_v8hi): Likewise.
7903 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
7905 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
7907 2007-05-25 Richard Sandiford <richard@codesourcery.com>
7909 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
7910 (arm_is_longcall_p): Rename to...
7911 (arm_is_long_call_p): ...this. Take a single tree argument and
7913 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
7914 (CUMULATIVE_ARGS): Remove call_cookie.
7915 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
7916 (ENCODED_LONG_CALL_ATTR_P): Delete.
7917 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
7918 LONG_CALL_FLAG_CHAR cases.
7919 (ARM_DECLARE_FUNCTION_SIZE): Delete.
7920 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
7921 ARM_DECLARE_FUNCTION_SIZE.
7922 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
7923 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
7924 (arm_encode_call_attribute, current_file_function_operand): Delete.
7925 (arm_function_in_section_p): New function.
7926 (arm_is_longcall_p): Rename to...
7927 (arm_is_long_call_p): ...this. Take the target function as a single
7928 argument and return a bool. Do not rely on call cookies. Check
7929 whether the target symbol is in the same section as the current
7930 function, not just the same compilation unit.
7931 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
7932 (arm_encode_section_info): Don't encode a call type.
7933 * config/arm/arm.md (call, call_value): Update calls to
7934 arm_is_long(_)call_p. Simplify logic.
7935 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
7936 Update calls to arm_is_long(_)call_p.
7938 2007-05-25 Richard Guenther <rguenther@suse.de>
7940 PR tree-optimization/31982
7941 * tree-ssa-forwprop.c
7942 (forward_propagate_addr_into_variable_array_index): Handle arrays
7943 with element size one.
7945 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7947 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
7948 (umulsi3_highpart): Likewise.
7950 2007-05-24 Ian Lance Taylor <iant@google.com>
7952 PR rtl-optimization/32069
7953 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
7956 2007-05-24 Ollie Wild <aaw@google.com>
7958 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
7961 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
7963 * postreload-gcse.c (reg_changed_after_insn_p): New function.
7964 (oprs_unchanged_p): Use it to check all registers in a REG.
7965 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
7966 (reg_set_between_after_reload_p): Delete.
7967 (reg_used_between_after_reload_p): Likewise.
7968 (reg_set_or_used_since_bb_start): Likewise.
7969 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
7970 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
7971 Use reg_set_between_p instead of reg_set_between_after_reload_p.
7972 * rtlanal.c (reg_set_p): Check whether REG overlaps
7973 regs_invalidated_by_call, rather than just checking the
7974 membership of REGNO (REG).
7976 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
7978 * doc/passes.texi: Document predictive commoning.
7979 * doc/invoke.texi (-fpredictive-commoning): Document.
7980 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
7981 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
7982 adding indices to the generated name.
7983 (schedule_sm): Pass 0 to get_lsm_tmp_name.
7984 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
7985 * tree-pretty-print.c (op_symbol_1): Renamed to ...
7986 (op_symbol_code): ... and exported.
7987 (dump_omp_clause, op_symbol): Use op_symbol_code
7988 instead of op_symbol_1.
7989 * tree-pass.h (pass_predcom): Declare.
7990 * timevar.def (TV_PREDCOM): New timevar.
7991 * tree-ssa-loop.c (run_tree_predictive_commoning,
7992 gate_tree_predictive_commoning, pass_predcom): New.
7993 * tree-data-ref.c (find_data_references_in_loop): Find the
7994 references in dominance order.
7995 (canonicalize_base_object_address): Ensure that the result has
7997 (dr_analyze_innermost): Export.
7998 (create_data_ref): Code to fail for references with invariant
8000 (find_data_references_in_stmt): ... here.
8001 * tree-data-ref.h (dr_analyze_innermost): Declare.
8002 * tree-affine.c: Include tree-gimple.h and hashtab.h.
8003 (aff_combination_find_elt, name_expansion_hash,
8004 name_expansion_eq, tree_to_aff_combination_expand,
8005 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
8007 * tree-affine.h (aff_combination_constant_multiple_p,
8008 tree_to_aff_combination_expand): Declare.
8009 * tree-predcom.c: New file.
8010 * common.opt (fpredictive-commoning): New option.
8011 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
8012 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
8013 * Makefile.in (tree-predcom.o): Add.
8014 (tree-affine.o): Add TREE_GIMPLE_H dependency.
8015 * passes.c (init_optimization_passes): Add dceloop after
8016 copy propagation in loop optimizer. Add predictive commoning
8017 to loop optimizer passes.
8019 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8021 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
8024 2007-05-24 Jan Hubicka <jh@suse.cz>
8026 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
8028 (genheader): Include statistics.h.
8030 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
8032 * print-rtl.c (flag_dump_unnumbered): Update comments.
8033 (print_rtl): Fix my previous change.
8034 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
8037 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
8040 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
8042 (thread_through_all_blocks): Call initialize_original_copy_tables
8043 and free_original_copy_tables.
8044 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
8046 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
8047 * cfghooks.c (duplicate_block): Use get_loop_copy.
8048 * cfg.c: Include cfgloop.h.
8049 (loop_copy): New hash table.
8050 (initialize_original_copy_tables): Initialize loop_copy table.
8051 (free_original_copy_tables): Free loop_copy table.
8052 (copy_original_table_clear, copy_original_table_set,
8053 set_loop_copy, get_loop_copy): New functions.
8054 (set_bb_original, set_bb_copy): Use copy_original_table_set.
8055 * cfgloop.h (struct loop): Remove copy field.
8056 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
8057 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
8059 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8061 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
8062 -msse/-msse2/-msse3.
8064 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8066 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
8067 __builtin_ia32_vec_set_v2di with MASK_64BIT.
8069 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
8072 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
8073 * targhooks.h (default_mangle_decl_assembler_name): Declare
8075 * targhooks.c (default_mangle_decl_assembler_name): Define
8077 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
8079 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
8080 * langhooks.c (lhd_set_decl_assembler_name): Call
8081 targetm.mangle_decl_assembler_name for names with global scope.
8083 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
8085 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
8086 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
8088 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
8089 New. Factored out of i386_pe_encode_section_info.
8090 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
8091 Move check for prior decoration of stdcall
8092 symbols to i386_pe_encode_section_info.
8093 (i386_pe_encode_section_info): Adjust call to
8094 gen_stdcall_or_fastcall_suffix. Use
8095 i386_pe_maybe_mangle_decl_assembler_name, if needed.
8096 (i386_pe_mangle_decl_assembler_name): New. Wrap
8097 i386_pe_maybe_mangle_decl_assembler_name.
8099 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
8101 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
8102 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
8103 * langhooks.c (get_signed_or_unsigned_type): Don't check for
8104 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
8105 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
8108 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
8109 Nigel Stephens <nigel@mips.com>
8110 Richard Sandiford <richard@codesourcery.com>
8112 Fix up MIPS16 hard float and add support for complex.
8114 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
8115 (TARGET_SOFT_FLOAT_ABI): New.
8116 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
8117 __mips_soft_float to reflect the ABI in use, not whether the
8118 FPU is directly accessible (e.g., in MIPS16 mode).
8119 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
8120 (UNITS_PER_FPVALUE): Likewise.
8122 * config/mips/mips.c (mips_expand_call): Remove redundant
8123 TARGET_MIPS16 check.
8124 (mips_arg_regno): New.
8125 (function_arg_advance): When setting bits in cum->fp_code for
8126 MIPS16, don't subtract 1 from cum->arg_number, since it is now
8128 (function_arg): Use mips_arg_regno.
8129 (mips_return_mode_in_fpr_p): New.
8130 (mips16_call_stub_mode_suffix): New.
8131 (mips16_cfun_returns_in_fpr_p): New.
8132 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
8133 (mips_output_function_prologue): Test mips16_hard_float, not
8134 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
8135 (mips_expand_epilogue): Call MIPS16 helper routines to copy
8136 return value into a floating-point register.
8137 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
8138 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
8139 (mips16_fp_args): Handle MIPS32r2 ISA which supports
8140 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
8141 word of double arguments from or to the high bits of 64-bit
8142 floating point registers.
8143 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
8144 (mips16_fpret_double): New helper function.
8145 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
8146 support for complex modes. Fill in DECL_RESULT for stubdecl.
8147 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
8149 * config/mips/mips16.S
8150 (RET, ARG1, ARG2): New.
8151 (MERGE_GPRf, MERGE_GPRt): New.
8152 (DELAYt, DELAYf): New.
8153 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
8154 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
8155 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
8156 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
8157 (SFOP): Renamed to...
8158 (OPSF3): This, and macro-ified. Updated all uses.
8159 (SFOP2): Renamed to...
8160 (OPSF2): This, and macro-ified. Updated all uses.
8161 (SFCMP): Renamed to...
8162 (CMPSF): This, and macro-ified. Updated all uses.
8163 (SFREVCMP): Renamed to...
8164 (REVCMPSF): This, and macro-ified. Updated all uses.
8165 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
8166 (LDDBL1, LDDBL2, RETDBL): Deleted.
8167 (DFOP): Renamed to...
8168 (OPDF3): This, and macro-ified. Updated all uses.
8169 (DFOP2): Renamed to...
8170 (OPDF2): This, and macro-ified. Updated all uses.
8171 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
8172 (DFCMP): Renamed to...
8173 (CMPDF): This, and macro-ified. Updated all uses.
8174 (DFREVCMP): Renamed to...
8175 (REVCMPDF): This, and macro-ified. Updated all uses.
8176 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
8177 (RET_FUNCTION): New.
8178 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
8179 (__mips16_ret_sc, __mips16_ret_dc): New.
8180 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
8181 STUB_ARGS_6, STUB_ARGS_10): New.
8182 (CALL_STUB_NO_RET): New.
8183 (__mips16_call_stub_1): Macro-ified.
8184 (__mips16_call_stub_5): Macro-ified.
8185 (__mips16_call_stub_2): Macro-ified.
8186 (__mips16_call_stub_6): Macro-ified.
8187 (__mips16_call_stub_9): Macro-ified.
8188 (__mips16_call_stub_10): Macro-ified.
8189 (CALL_STUB_RET): New.
8190 (__mips16_call_stub_sf_0): Macro-ified.
8191 (__mips16_call_stub_sf_1): Macro-ified.
8192 (__mips16_call_stub_sf_5): Macro-ified.
8193 (__mips16_call_stub_sf_2): Macro-ified.
8194 (__mips16_call_stub_sf_6): Macro-ified.
8195 (__mips16_call_stub_sf_9): Macro-ified.
8196 (__mips16_call_stub_sf_10): Macro-ified.
8197 (__mips16_call_stub_df_0): Macro-ified.
8198 (__mips16_call_stub_df_1): Macro-ified.
8199 (__mips16_call_stub_df_5): Macro-ified.
8200 (__mips16_call_stub_df_2): Macro-ified.
8201 (__mips16_call_stub_df_6): Macro-ified.
8202 (__mips16_call_stub_df_9): Macro-ified.
8203 (__mips16_call_stub_df_10): Macro-ified.
8204 (__mips16_call_stub_sc_0): New.
8205 (__mips16_call_stub_sc_1): New.
8206 (__mips16_call_stub_sc_5): New.
8207 (__mips16_call_stub_sc_2): New.
8208 (__mips16_call_stub_sc_6): New.
8209 (__mips16_call_stub_sc_9): New.
8210 (__mips16_call_stub_sc_10): New.
8211 (__mips16_call_stub_dc_0): New.
8212 (__mips16_call_stub_dc_1): New.
8213 (__mips16_call_stub_dc_5): New.
8214 (__mips16_call_stub_dc_2): New.
8215 (__mips16_call_stub_dc_6): New.
8216 (__mips16_call_stub_dc_9): New.
8217 (__mips16_call_stub_dc_10): New.
8219 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
8220 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
8221 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
8223 2007-05-23 Ian Lance Taylor <iant@google.com>
8225 * doc/invoke.texi (Invoking GCC): Document that the order of the
8228 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
8231 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
8232 * config/score/predicate.md (const_pow2, const_npow2): Remove.
8233 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
8237 * config/score/score.c (score_print_operand): Make sure that only
8238 lower bits are used.
8240 2007-05-22 Ian Lance Taylor <iant@google.com>
8242 * tree-vrp.c (avoid_overflow_infinity): New static function,
8243 broken out of set_value_range_to_value.
8244 (set_value_range_to_value): Call avoid_overflow_infinity.
8245 (extract_range_from_assert): Likewise.
8247 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8250 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
8251 change the type before looking for a COMPOUND_EXPR.
8253 2007-05-22 Ian Lance Taylor <iant@google.com>
8255 * lower-subreg.c (decompose_multiword_subregs): If we change an
8256 insn, call remove_retval_note on it.
8258 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
8260 * regs.h (end_hard_regno): New function.
8261 (END_HARD_REGNO, END_REGNO): New macros.
8262 (add_to_hard_reg_set): New function.
8263 (remove_from_hard_reg_set): Likewise.
8264 (in_hard_reg_set_p): Likewise.
8265 (overlaps_hard_reg_set_p): Likewise.
8266 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
8267 (note_btr_set): Use END_HARD_REGNO.
8268 * caller-save.c (setup_save_areas): Use end_hard_regno.
8269 (mark_set_regs): Use END_HARD_REGNO.
8270 (add_stored_regs): Use end_hard_regno.
8271 (mark_referenced_regs): Use add_to_hard_reg_set.
8272 * combine.c (update_table_tick): Use END_REGNO.
8273 (record_value_for_reg): Likewise.
8274 (record_dead_and_set_regs): Likewise.
8275 (get_last_value_validate): Likewise.
8276 (use_crosses_set_p): Likewise.
8277 (reg_dead_at_p_1): Likewise.
8278 (reg_dead_at_p): Likewise.
8279 (mark_used_regs_combine): Use add_to_hard_reg_set.
8280 (move_deaths): Use END_HARD_REGNO.
8281 (reg_bitfield_target_p): Use end_hard_regno.
8282 (distribute_notes): Use END_HARD_REGNO.
8283 * cse.c (mention_regs): Use END_REGNO.
8284 (insert): Use add_to_hard_reg_set.
8285 (invalidate): Use END_HARD_REGNO.
8286 (invalidate_for_call): Likewise.
8287 (exp_equiv_p): Use END_REGNO.
8288 (cse_insn): Likewise.
8289 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
8290 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
8291 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
8292 * function.c (keep_stack_depressed): Use end_hard_regno.
8293 * global.c (global_alloc): Use end_hard_regno.
8294 (global_conflicts): Use add_to_hard_reg_set instead of
8296 (find_reg): Likewise.
8297 (mark_reg_store): Likewise.
8298 (mark_reg_conflicts): Likewise.
8299 (mark_reg_death): Use remove_from_hard_reg_set.
8300 (mark_reg_live_nc): Delete.
8301 (set_preference): Use end_hard_regno.
8302 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
8303 remove_from_hard_reg_set.
8304 (post_mark_life): Use add_to_hard_reg_set.
8305 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
8306 (reg_becomes_live): Use add_to_hard_reg_set.
8307 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
8308 (peep2_find_free_register): Use add_to_hard_reg_set.
8309 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
8310 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
8311 * regrename.c (note_sets): Use add_to_hard_reg_set.
8312 (clear_dead_regs): Use remove_from_hard_reg_set.
8313 (regrename_optimize): Use add_to_hard_reg_set.
8314 (find_oldest_value_reg): Use in_hard_reg_set_p.
8315 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
8316 (hard_reg_set_here_p): Use end_hard_regno.
8317 (decompose): Likewise.
8318 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
8319 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
8320 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
8321 (mark_home_live): Use end_hard_regno.
8322 (spill_hard_reg): Likewise.
8323 (clear_reload_reg_in_use): Likewise.
8324 * reorg.c (delete_prior_computation): Use END_REGNO.
8325 * resource.c (update_live_status): Use END_HARD_REGNO.
8326 (mark_referenced_resources): Use add_to_hard_reg_set.
8327 (mark_set_resources): Likewise.
8328 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
8329 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
8330 (reg_overlap_mentioned_p): Likewise.
8331 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
8332 (covers_regno_no_parallel_p): Use END_REGNO.
8333 (find_regno_note): Likewise.
8334 (find_reg_fusage): Use END_HARD_REGNO.
8335 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
8336 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
8338 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
8340 * mode-switching.c (reg_dies): Change type of second argument to
8342 (optimize_mode_switching): Update accordingly.
8344 2007-05-22 Richard Sandiford <richard@codesourcery.com>
8346 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
8348 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
8349 (hard_reg_set_empty_p): ...these new functions.
8350 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
8351 GO_IF_HARD_REG_SUBSET.
8352 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
8353 instead of GO_IF_HARD_REG_EQUAL.
8354 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
8355 instead of GO_IF_HARD_REG_EQUAL.
8356 * global.c (find_reg): Use hard_reg_set_empty_p instead of
8357 GO_IF_HARD_REG_SUBSET.
8358 (modify_reg_pav): Use hard_reg_set_empty_p instead of
8359 GO_IF_HARD_REG_EQUAL.
8360 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
8361 of GO_IF_HARD_REG_SUBSET.
8362 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
8363 instead of GO_IF_HARD_REG_EQUAL.
8364 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
8365 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
8366 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
8367 of GO_IF_HARD_REG_SUBSET,
8368 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
8369 GO_IF_HARD_REG_SUBSET.
8370 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
8371 instead of GO_IF_HARD_REG_EQUAL.
8372 * config/sh/sh.c (push_regs, calc_live_regs): Use
8373 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
8374 (hard_regs_intersect_p): Delete.
8376 2007-05-22 Janis Johnson <janis187@us.ibm.com>
8378 * doc/sourcebuild.texi (Test Directives) Add dg-message.
8380 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
8381 Richard Henderson <rth@redhat.com>
8383 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
8385 (x86_64-*-*): Likewise.
8387 * i386/i386-modes.def (V2QI): New.
8389 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
8391 (override_options): Support SSE4.1.
8392 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
8393 (IX86_BUILTIN_BLENDPS): Likewise.
8394 (IX86_BUILTIN_BLENDVPD): Likewise.
8395 (IX86_BUILTIN_BLENDVPS): Likewise.
8396 (IX86_BUILTIN_PBLENDVB128): Likewise.
8397 (IX86_BUILTIN_PBLENDW128): Likewise.
8398 (IX86_BUILTIN_DPPD): Likewise.
8399 (IX86_BUILTIN_DPPS): Likewise.
8400 (IX86_BUILTIN_INSERTPS128): Likewise.
8401 (IX86_BUILTIN_MOVNTDQA): Likewise.
8402 (IX86_BUILTIN_MPSADBW128): Likewise.
8403 (IX86_BUILTIN_PACKUSDW128): Likewise.
8404 (IX86_BUILTIN_PCMPEQQ): Likewise.
8405 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
8406 (IX86_BUILTIN_PMAXSB128): Likewise.
8407 (IX86_BUILTIN_PMAXSD128): Likewise.
8408 (IX86_BUILTIN_PMAXUD128): Likewise.
8409 (IX86_BUILTIN_PMAXUW128): Likewise.
8410 (IX86_BUILTIN_PMINSB128): Likewise.
8411 (IX86_BUILTIN_PMINSD128): Likewise.
8412 (IX86_BUILTIN_PMINUD128): Likewise.
8413 (IX86_BUILTIN_PMINUW128): Likewise.
8414 (IX86_BUILTIN_PMOVSXBW128): Likewise.
8415 (IX86_BUILTIN_PMOVSXBD128): Likewise.
8416 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
8417 (IX86_BUILTIN_PMOVSXWD128): Likewise.
8418 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
8419 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
8420 (IX86_BUILTIN_PMOVZXBW128): Likewise.
8421 (IX86_BUILTIN_PMOVZXBD128): Likewise.
8422 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
8423 (IX86_BUILTIN_PMOVZXWD128): Likewise.
8424 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
8425 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
8426 (IX86_BUILTIN_PMULDQ128): Likewise.
8427 (IX86_BUILTIN_PMULLD128): Likewise.
8428 (IX86_BUILTIN_ROUNDPD): Likewise.
8429 (IX86_BUILTIN_ROUNDPS): Likewise.
8430 (IX86_BUILTIN_ROUNDSD): Likewise.
8431 (IX86_BUILTIN_ROUNDSS): Likewise.
8432 (IX86_BUILTIN_PTESTZ): Likewise.
8433 (IX86_BUILTIN_PTESTC): Likewise.
8434 (IX86_BUILTIN_PTESTNZC): Likewise.
8435 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
8436 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
8437 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
8438 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
8439 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
8441 (bdesc_sse_3arg): Likewise.
8442 (bdesc_2arg): Likewise.
8443 (bdesc_1arg): Likewise.
8444 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
8446 (ix86_expand_sse_4_operands_builtin): New.
8447 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
8448 smaller than 8 bits as the 2nd arg.
8449 (ix86_expand_sse_ptest): New.
8450 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
8451 (ix86_expand_vector_set): Support SSE4.1.
8452 (ix86_expand_vector_extract): Likewise.
8454 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8455 __SSE4_1__ for -msse4.1.
8457 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
8458 (UNSPEC_INSERTPS): Likewise.
8459 (UNSPEC_DP): Likewise.
8460 (UNSPEC_MOVNTDQA): Likewise.
8461 (UNSPEC_MPSADBW): Likewise.
8462 (UNSPEC_PHMINPOSUW): Likewise.
8463 (UNSPEC_PTEST): Likewise.
8464 (UNSPEC_ROUNDP): Likewise.
8465 (UNSPEC_ROUNDS): Likewise.
8467 * config/i386/i386.opt (msse4.1): New for SSE4.1.
8469 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
8470 (const_pow2_1_to_32768_operand): Likewise.
8472 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
8475 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
8477 (sse4_1_insertps): Likewise.
8478 (*sse4_1_extractps): Likewise.
8479 (sse4_1_ptest): Likewise.
8480 (sse4_1_mulv2siv2di3): Likewise.
8481 (*sse4_1_mulv4si3): Likewise.
8482 (*sse4_1_smax<mode>3): Likewise.
8483 (*sse4_1_umax<mode>3): Likewise.
8484 (*sse4_1_smin<mode>3): Likewise.
8485 (*sse4_1_umin<mode>3): Likewise.
8486 (sse4_1_eqv2di3): Likewise.
8487 (*sse4_1_pinsrb): Likewise.
8488 (*sse4_1_pinsrd): Likewise.
8489 (*sse4_1_pinsrq): Likewise.
8490 (*sse4_1_pextrb): Likewise.
8491 (*sse4_1_pextrb_memory): Likewise.
8492 (*sse4_1_pextrw_memory): Likewise.
8493 (*sse4_1_pextrq): Likewise.
8494 (sse4_1_blendpd): Likewise.
8495 (sse4_1_blendps): Likewise.
8496 (sse4_1_blendvpd): Likewise.
8497 (sse4_1_blendvps): Likewise.
8498 (sse4_1_dppd): Likewise.
8499 (sse4_1_dpps): Likewise.
8500 (sse4_1_movntdqa): Likewise.
8501 (sse4_1_mpsadbw): Likewise.
8502 (sse4_1_packusdw): Likewise.
8503 (sse4_1_pblendvb): Likewise.
8504 (sse4_1_pblendw): Likewise.
8505 (sse4_1_phminposuw): Likewise.
8506 (sse4_1_extendv8qiv8hi2): Likewise.
8507 (*sse4_1_extendv8qiv8hi2): Likewise.
8508 (sse4_1_extendv4qiv4si2): Likewise.
8509 (*sse4_1_extendv4qiv4si2): Likewise.
8510 (sse4_1_extendv2qiv2di2): Likewise.
8511 (*sse4_1_extendv2qiv2di2): Likewise.
8512 (sse4_1_extendv4hiv4si2): Likewise.
8513 (*sse4_1_extendv4hiv4si2): Likewise.
8514 (sse4_1_extendv2hiv2di2): Likewise.
8515 (*sse4_1_extendv2hiv2di2): Likewise.
8516 (sse4_1_extendv2siv2di2): Likewise.
8517 (*sse4_1_extendv2siv2di2): Likewise.
8518 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8519 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8520 (sse4_1_zero_extendv4qiv4si2): Likewise.
8521 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8522 (sse4_1_zero_extendv2qiv2di2): Likewise.
8523 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8524 (sse4_1_zero_extendv4hiv4si2): Likewise.
8525 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8526 (sse4_1_zero_extendv2hiv2di2): Likewise.
8527 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8528 (sse4_1_zero_extendv2siv2di2): Likewise.
8529 (*sse4_1_zero_extendv2siv2di2): Likewise.
8530 (sse4_1_roundpd): Likewise.
8531 (sse4_1_roundps): Likewise.
8532 (sse4_1_roundsd): Likewise.
8533 (sse4_1_roundss): Likewise.
8534 (mulv4si3): Don't expand for SSE4.1.
8535 (smax<mode>3): Likewise.
8536 (umaxv4si3): Likewise.
8537 (uminv16qi3): Likewise.
8538 (umin<mode>3): Likewise.
8539 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
8541 * doc/extend.texi: Document SSE4.1 built-in functions.
8543 * doc/invoke.texi: Document -msse4.1.
8545 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
8547 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
8548 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
8549 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
8550 (ASM_SPEC): Add asm_pcrel_spec.
8551 (EXTRA_SPECS): Add asm_pcrel_spec.
8553 2007-05-21 David Daney <ddaney@avtrex.com>
8555 * doc/install.texi (Building a cross compiler): Add requirements
8556 for Java cross compiler.
8558 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8561 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
8562 Add loopno argument. Use evolution_function_is_invariant_rec_p
8563 instead of evolution_function_is_constant_p.
8564 Update calls to evolution_function_is_affine_multivariate_p.
8565 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
8566 Add loopno argument.
8567 * tree-scalar-evolution.c (gather_chrec_stats): Call
8568 evolution_function_is_affine_multivariate_p with a loop
8570 * tree-data-ref.c (analyze_miv_subscript): Likewise.
8571 (analyze_overlapping_iterations): Likewise.
8572 (access_functions_are_affine_or_constant_p): Likewise.
8573 (build_classic_dist_vector_1): If the access functions
8574 are equal, don't do anything.
8576 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
8577 Paolo Carlini <pcarlini@suse.de>
8578 Uros Bizjak <ubizjak@gmail.com>
8580 * c-cppbuiltin.c (c_cpp_builtins): Define
8581 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
8582 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
8583 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
8584 * doc/cpp.texi ([Standard Predefined Macros]): Document.
8586 2007-05-21 Mike Stump <mrs@apple.com>
8588 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
8590 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
8592 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
8594 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
8595 implementation if __OPTIMIZE__ is not defined.
8596 (_mm_alignr_pi8): Ditto.
8597 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
8598 (_mm_inserti_si64): Ditto.
8599 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
8600 (_mm_slli_epi16): Ditto.
8601 (_mm_slli_epi32): Ditto.
8602 (_mm_slli_epi64): Ditto.
8603 (_mm_srai_epi16): Ditto.
8604 (_mm_srai_epi32): Ditto.
8605 (_mm_srli_si128): Ditto.
8606 (_mm_slli_si128): Ditto.
8607 (_mm_srli_epi16): Ditto.
8608 (_mm_srli_epi32): Ditto.
8609 (_mm_srli_epi64): Ditto.
8610 (_mm_extract_epi16): Ditto.
8611 (_mm_insert_epi16): Ditto.
8612 (_mm_shufflehi_epi16): Ditto.
8613 (_mm_shufflelo_epi16): Ditto.
8614 (_mm_shuffle_epi32): Ditto.
8615 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
8617 (_mm_insert_pi16): Ditto.
8619 (_mm_shuffle_pi16): Ditto.
8621 (_mm_shufle_ps): Ditto.
8622 (_mm_prefetch): Ditto.
8624 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
8626 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
8627 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
8628 * real.c (encode_i370_single, decode_i370_single,
8629 encode_i370_double, decode_i370_double): Functions removed.
8630 (i370_single_format, i370_double_format): Initializations removed.
8631 (real_maxval, round_for_format, exact_real_truncate, significand_size):
8632 Consider the log2_b field to always be one.
8633 (ieee_single_format, mips_single_format, coldfire_single_format,
8634 ieee_double_format, mips_double_format, coldfire_double_format,
8635 ieee_extended_motorola_format, ieee_extended_intel_96_format,
8636 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
8637 ibm_extended_format, mips_extended_format, ieee_quad_format,
8638 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
8639 decimal_single_format, decimal_double_format, decimal_quad_format,
8640 c4x_single_format, c4x_extended_format, real_internal_format): Remove
8641 initialization of log2_b.
8642 * real.h (i370_single_format, i370_double_format): Declarations
8644 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
8645 field to always be one.
8647 2007-05-21 Andreas Schwab <schwab@suse.de>
8649 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
8650 NOTE_INSN_BASIC_BLOCK_P.
8651 (process_for_unwind_directive): Likewise.
8653 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
8655 * builtins.c (expand_builtin_setjmp_setup): Update comment.
8656 * function.h (struct function): Move va_list_gpr_size,
8657 va_list_fpr_size, function_frequency to front of bitfields. Add
8659 (current_function_calls_unwind_init): New.
8660 * except.c (expand_builtin_unwind_init): Set
8661 current_function_calls_unwind_init not
8662 current_function_has_nonlocal_label.
8663 * reload1.c (has_nonexceptional_receiver): New.
8664 (reload): Use it and current_function_calls_unwind_init to
8665 determine whether call-saved regs must be saved.
8667 2007-05-20 Jan Hubicka <jh@suse.cz>
8669 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
8670 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
8671 * ddg.c (create_ddg): LIkewise.
8672 * final.c (final): Remove hunk moving line number notes around since
8673 they are no longer present at this stage.
8674 (final_scan_insn): Use NOTE_KIND instead of
8675 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
8676 (output_asm_label): Likewise.
8677 * reorg.c (dbr_schedule): Likewise.
8678 * haifa-sched.c (unlink_other_notes): Likewise.
8679 * mode-switching.c (optimize_mode_switching): Likewise.
8680 * graph.c (start_bb): Likewise.
8681 * rtl.def (NOTE): Update description.
8682 * jump.c (squeeze_notes): Delete.
8683 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
8684 NOTE_INSN_BASIC_BLOCK_P when possible.
8685 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
8686 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
8687 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
8688 (dwarf2out_var_location): Likewise.
8689 * cfgbuild.c (make_edges): Likewise.
8690 (find_basic_blocks_1): Likewise.
8691 * function.c (reorder_blocks_1): Likewise.
8692 (epilogue_done): Likewise.
8693 (reposition_prologue_and_epilogue_notes): Likewise.
8694 * print-rtl.c (print_rtx): Likewise; drop code for printing
8696 (print_rtl): Likewise.
8697 (print_rtl_single): Likewise.
8698 * gcse.c (insert_insn_start_bb): Likewise.
8699 * alias.c (init_alias_analysis): Likewise.
8700 * calls.c (fixup_tail_calls): Likewise.
8701 * except.c (sjlj_emit_function_enter): Likewise.
8702 * emit-rtl.c (add_insn_after): Likeiwse.
8703 (emit_label_before): Likewise.
8704 (emit_label_after): Likewise.
8705 (emit_note_before, emit_note_after, emit_note): Update
8706 parameter to be enum insn_note; do not deal with source
8708 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
8709 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
8711 (merge_blocks_move_successor_nojumps): Simplify now when
8712 we don't have BLOCK notes.
8713 (try_optimize_cfg): Likewise.
8714 * cfglayout.c (skip_insns_after_block): Likewise.
8715 (record_effective_endpoints): Likewise.
8716 (duplicate_insn_chain): Likewise.
8717 * varasm.c (output_constant_pool_1): Likewise.
8718 * sched-deps.c (sched_analyze): Likewise.
8719 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
8721 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
8722 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
8723 (SET_INSN_DELETED): Simplify.
8724 (NOTE_LINE_NUMBER): Exterminate.
8725 (NOTE_LINE_KIND): New.
8726 (NOTE_INSN_BASIC_BLOCK_P): Update.
8727 (enum insn_note): Simplify.
8728 (GET_NOTE_INSN_NAME) Simplify.
8729 (emit_note_before, emit_note_after, emit_note): Update prototype.
8730 (squeeze_notes): Remove.
8731 * sched-int.h (NOTE_NOT_BB_P): Update.
8732 * resource.c (mark_target_live_regs): Update.
8733 * sched-rgn.c (debug_dependencies): Update.
8734 * sched-vis.c (print_insn): Update.
8735 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
8736 * config/i386/i386.c (ix86_output_function_epilogue): Update.
8737 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
8738 (TARGET_ADJUST_UNROLL_MAX): Likewise.
8739 (split_branches): Update.
8740 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
8742 (sh_adjust_unroll_max): Exterminate.
8743 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
8744 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
8745 (m68hc11_reorg): Likewise.
8746 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
8747 (emit_predicate_relation_info): Update.
8748 (process_for_unwind_directive): Update.
8749 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
8750 (output_call): Update.
8751 * config/pa/pa.c (output_lbranch): Update.
8752 (output_millicode_call): Update.
8753 (output_call): Update.
8754 (pa_combine_instructions): Update.
8755 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
8756 * config/bfin/bfin.c (gen_one_bundle): Update.
8757 * cfgrtl.c (can_delete_note_p): Update.
8758 (delete_insn): Update.
8759 (rtl_merge_blocks): Update.
8760 (commit_one_edge_insertion): Update.
8761 (rtl_verify_flow_info): Update.
8762 * stmt.c (expand_case): Do not call squeeze_notes.
8764 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8771 * c.opt (Wtype-limits): New.
8772 * doc/invoke.texi (Wtype-limits): Document it.
8773 (Wextra): Enabled by -Wextra.
8774 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8775 * c-common.c (shorten_compare): Warn with Wtype-limits.
8777 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
8779 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
8780 inlined function, not as a macro.
8781 (_mm_alignr_pi8): Ditto.
8782 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
8783 (_mm_inserti_si64): Ditto.
8784 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
8785 (_mm_extract_epi16): Ditto.
8786 (_mm_insert_epi16): Ditto.
8787 (_mm_shufflehi_epi16): Ditto.
8788 (_mm_shufflelo_epi16): Ditto.
8789 (_mm_shuffle_epi32): Ditto.
8790 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
8791 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
8793 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
8795 (_m_to_float): Use C89 compatible assignment.
8797 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
8800 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
8802 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8805 * doc/invoke.texi (Wreturn-type): Complete description.
8806 (Wextra): Delete item about return-type warning.
8807 * c-decl.c: Delete redundant Wextra warning.
8809 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
8812 * config/i386/pmmintrin.h: Do not include xmmintrin.h
8813 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
8814 inlined function, not as a macro.
8815 (_mm_prefetch): Ditto.
8817 (_mm_insert_pi16): Ditto.
8819 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
8820 (_m_pshufw): Ditto. Add const to __N argument.
8821 (_mm_shufle_ps): Ditto. Add const to __mask argument.
8822 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
8823 (_mm_slli_epi32): Ditto.
8824 (_mm_srli_si128): Implement as always inlined function, not as a
8825 macro. Add __inline to function declaration.
8826 (_mm_slli_si128): Ditto.
8828 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
8830 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
8831 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
8833 (struct fenv): New structure.
8834 (FP_HANDLE_EXCEPTIONS): New define.
8835 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
8836 (_FP_DECL_EXP): New define.
8837 (FP_INIT_ROUNDMODE): New define.
8838 (FP_ROUNDMODE): New define.
8840 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8842 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
8843 (Wconversion): Update description.
8844 (Wconversion-sign): New.
8845 * c.opt (Wconversion-sign): New.
8846 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
8847 means disabled for C++. Otherwise, take the status of Wconversion.
8848 * c-common.c (conversion_warning): Warn with either Wconversion or
8850 (warnings_for_convert_and_check): Conditions are already checked by
8852 (convert_and_check): Don't check warnings if the conversion failed.
8854 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
8855 Anatoly Sokolov <aesok@dol.ru>
8857 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
8858 avr_epilogue_uses) : Add declaration.
8859 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
8860 * config/avr/constraints.md (R): New constraint.
8861 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
8862 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
8863 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
8864 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
8865 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
8866 call_prologue_saves, epilogue_restores, return_from_epilogue,
8867 return_from_main_epilogue, return_from_interrupt_epilogue,
8868 return_from_naked_epilogue, prologue, epilogue): New patterns.
8869 (jump): Handle symbol reference.
8870 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
8871 avr_output_function_prologue, avr_output_function_epilogue): Remove
8873 (avr_init_machine_status, expand_prologue, expand_epilogue,
8874 avr_asm_function_end_prologue, avr_epilogue_uses,
8875 avr_asm_function_begin_epilogue): New functions.
8876 (prologue_size, epilogue_size, jump_tables_size): Remove global
8878 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
8879 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
8880 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
8881 (avr_override_options): Initialise init_machine_status.
8882 (output_movhi): Handle all stack pointer loads.
8883 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
8884 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
8885 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
8886 (EPILOGUE_USES) Redefine.
8887 (machine_function) Declare.
8889 2007-05-19 Richard Sandiford <richard@codesourcery.com>
8891 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
8892 Use a single return statement.
8894 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8897 * builtins.c (do_mpfr_lgamma_r): New.
8898 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
8899 * tree.h (CASE_FLT_FN_REENT): New.
8901 2007-05-18 Geoffrey Keating <geoffk@apple.com>
8903 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
8904 (output_die): Use 'unsigned long' with %x.
8905 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
8906 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
8907 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
8909 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
8911 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
8916 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
8917 true if function has no argument.
8919 2007-05-18 DJ Delorie <dj@redhat.com>
8921 * config/mips/mips.c (mips_offset_within_alignment_p): New.
8922 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
8924 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
8926 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
8927 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
8928 count_trailing_zeros.
8929 (__i386__): Implement count_leading_zeros using __builtin_clz().
8930 Implement count_trailing_zeros usign __builtin_ctz().
8932 2007-05-18 Richard Sandiford <richard@codesourcery.com>
8934 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
8936 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
8939 * expr.c (emit_move_change_mode): Change mode of push operands here.
8941 2007-05-17 Ian Lance Taylor <iant@google.com>
8943 PR tree-optimization/31953
8944 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
8946 (set_value_range_to_null): Call set_value_range_to_value.
8947 (extract_range_from_comparison): Likewise.
8949 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8951 * toplev.c (print_version): Output GMP/MPFR version info.
8953 * builtins.c (CASE_MATHFN_REENT): New macro.
8954 (mathfn_built_in): Use it.
8955 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
8956 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
8957 BUILT_IN_LGAMMAL_R): New.
8958 * doc/extend.texi: Document new builtins.
8961 * builtins.c (do_mpfr_remquo): New.
8962 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
8963 (fold_builtin_3): Handle BUILT_IN_REMQUO.
8966 * builtins.c (fold_builtin_1): Handle y0, y1.
8967 (fold_builtin_2): Handle yn.
8970 * builtins.c (do_mpfr_bessel_n): New.
8971 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
8972 (fold_builtin_2): Handle BUILT_IN_JN.
8974 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
8977 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
8978 TYPE_PRECISION (intmax_type_node).
8980 2007-05-17 Steve Ellcey <sje@cup.hp.com>
8983 * reload.c (subst_reloads): Remove checking.
8985 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
8987 PR rtl-optimization/31691
8988 * combine.c (simplify_set): Build a new src pattern instead of
8989 substituting its operands in the COMPARE case.
8991 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
8993 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
8994 (execute_vrp): Preserve loops through jump threading.
8995 * tree-ssa-threadupdate.c (thread_single_edge,
8996 dbds_continue_enumeration_p, determine_bb_domination_status,
8997 thread_through_loop_header): New functions.
8998 (create_edge_and_update_destination_phis,
8999 create_edge_and_update_destination_phis): Set loops for the new blocks.
9000 (prune_undesirable_thread_requests): Removed.
9001 (redirect_edges): Do not pretend that redirect_edge_and_branch can
9003 (thread_block): Do not call prune_undesirable_thread_requests.
9005 (mark_threaded_blocks): Select edges to thread here.
9006 (thread_through_all_blocks): Take may_peel_loop_headers argument.
9007 Thread edges through loop headers independently.
9008 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
9009 * tree-pass.h (TODO_mark_first_instance): New.
9010 (first_pass_instance): Declare.
9011 * cfghooks.c (duplicate_block): Put the block to the original loop
9012 if copy is not specified.
9013 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
9014 jump threading. Pass may_peel_loop_headers to
9015 thread_through_all_blocks according to first_pass_instance.
9016 * cfgloop.h (create_preheader): Declare.
9017 * tree-flow.h (thread_through_all_blocks): Declaration changed.
9018 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
9019 * passes.c (first_pass_instance): New variable.
9020 (next_pass_1): Set TODO_mark_first_instance.
9021 (execute_todo): Set first_pass_instance.
9023 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
9025 PR tree-optimization/24659
9026 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
9027 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
9028 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
9029 OTI_vec_pack_ufix_trunc.
9030 (vec_unpacks_float_hi_optab): Define new macro.
9031 (vec_unpacks_float_lo_optab): Ditto.
9032 (vec_unpacku_float_hi_optab): Ditto.
9033 (vec_unpacku_float_lo_optab): Ditto.
9034 (vec_pack_sfix_trunc_optab): Ditto.
9035 (vec_pack_ufix_trunc_optab): Ditto.
9036 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
9037 and vec_pack_[s|u]fix_trunc_optab using
9038 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
9039 * tree-vectorizer.c (supportable_widening_operation): Handle
9040 FLOAT_EXPR and CONVERT_EXPR. Update comment.
9041 (supportable_narrowing_operation): New function.
9042 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
9043 * tree-vect-transform.c (vectorizable_conversion): Handle
9044 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
9045 (vect_gen_widened_results_half): Move before vectorizable_conversion.
9046 (vectorizable_type_demotion): Call supportable_narrowing_operation()
9047 to check for target support.
9048 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
9049 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
9050 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
9051 for VEC_PACK_FIX_TRUNC_EXPR.
9052 (expand_binop): Special case mode of the result for
9053 vec_pack_[u|s]fix_trunc_optab.
9054 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
9055 vec_pack_[u|s]fix_trunc_optab.
9057 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
9058 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
9059 * tree-pretty-print.c (dump_generic_node): Handle
9060 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
9061 VEC_PACK_FIX_TRUNC_EXPR.
9063 * expr.c (expand_expr_real_1): Ditto.
9064 * tree-inline.c (estimate_num_insns_1): Ditto.
9065 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9067 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
9068 (vec_unpacks_float_lo_v8hi): Ditto.
9069 (vec_unpacku_float_hi_v8hi): Ditto.
9070 (vec_unpacku_float_lo_v8hi): Ditto.
9071 (vec_unpacks_float_hi_v4si): Ditto.
9072 (vec_unpacks_float_lo_v4si): Ditto.
9073 (vec_pack_sfix_trunc_v2df): Ditto.
9075 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
9077 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
9078 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
9079 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
9080 [vec_pack_ufix_trunc]: Ditto.
9081 [vec_unpacks_float_hi]: Ditto.
9082 [vec_unpacks_float_lo]: Ditto.
9083 [vec_unpacku_float_hi]: Ditto.
9084 [vec_unpacku_float_lo]: Ditto.
9086 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
9088 * soft-fp/README: Update for new files.
9089 * soft-fp/floattisf.c: New file.
9090 * soft-fp/floattidf.c: New file.
9091 * soft-fp/floattitf.c: New file.
9092 * soft-fp/floatuntisf.c: New file.
9093 * soft-fp/floatuntidf.c: New file.
9094 * soft-fp/floatuntitf.c: New file.
9095 * soft-fp/fixsfti.c: New file.
9096 * soft-fp/fixdfti.c: New file.
9097 * soft-fp/fixtfti.c: New file.
9098 * soft-fp/fixunssfti.c: New file.
9099 * soft-fp/fixunsdfti.c: New file.
9100 * soft-fp/fixunstfti.c: New file.
9101 * soft-fp/extendxftf.c: New file.
9102 * soft-fp/trunctfxf.c: New file.
9104 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
9105 (__trunctfxf2): Ditto.
9107 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
9108 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
9109 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
9110 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
9111 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
9112 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
9114 * config/i386/t-fprules-softfp64: New file.
9115 * config/i386/sfp-machine.h: New file.
9116 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
9117 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
9118 and soft-fp/t-softfp to tmake_file.
9119 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
9120 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
9122 * config/i386/t-linux64 (softfp_wrap_start): New.
9123 (softfp_wrap_end): New.
9124 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
9125 supported for TARGET_64BIT.
9127 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9129 * c-common.c (c_common_signed_or_unsigned_type): Emulate
9130 c_common_unsigned_type behavior.
9132 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
9134 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
9137 2007-05-16 Eric Christopher <echristo@apple.com>
9139 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
9140 saving after stack push. Set sp_offset whenever we push.
9141 (rs6000_emit_epilogue): Move altivec register restore before
9144 2007-05-16 Richard Sandiford <richard@codesourcery.com>
9146 * configure.ac: Allow sysroots to be relocated under $prefix as
9147 well as $exec_prefix.
9148 * configure: Regenerate.
9150 2007-05-16 Richard Sandiford <richard@codesourcery.com>
9154 2007-05-12 Richard Sandiford <richard@codesourcery.com>
9156 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
9157 (gcc_tooldir): Likewise.
9158 * configure: Regenerate.
9159 * Makefile.in (libsubdir_to_prefix): New variable, based on the
9160 old configure.ac gcc_tooldir setting.
9161 (prefix_to_exec_prefix): New variable.
9162 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
9163 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
9165 2007-05-14 Janis Johnson <janis187@us.ibm.com>
9167 * c-typeck.c (build_binary_op): Return early for error.
9169 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
9171 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
9172 struct nb_iter_bound.
9173 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
9174 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
9175 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
9176 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
9177 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
9178 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
9179 (del_scev_info): Use ggc_free.
9180 (scev_initialize): Allocate scalar_evolution_info in gc memory.
9181 * loop-init.c: Include ggc.h.
9182 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
9183 (loop_optimizer_finalize): Use ggc_free.
9184 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
9185 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
9186 pass_iv_optimize): Add TODO_ggc_collect.
9187 * function.h (struct function): Remove skip marker from
9189 * cfgloop.c: Include ggc.h.
9190 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
9192 (establish_preds): Vector superloops is gc allocated.
9193 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
9195 (flow_loops_find): Vector larray is gc allocated.
9196 (loop_exit_free): Use ggc_free.
9197 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
9198 that head of exits list is now not a part of struct loop.
9199 (record_loop_exits): Allocate exits table in gc memory.
9200 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
9201 that head of exits list is now not a part of struct loop.
9202 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
9203 struct loop_exit): Add GTY marker.
9204 (struct loop): Add GTY marker. Make superloops vector gc allocated.
9205 Add skip marker to aux field. Make head of exits list a separate
9207 (struct loops): Add GTY marker. Make larray vector gc allocated.
9208 Add param marker to exits table.
9209 (get_loops): Type changed.
9210 * Makefile.in (tree-scalar-evolution.o): Add
9211 gt-tree-scalar-evolution.h dependency.
9212 (cfgloop.o, loop-init.o): Add ggc.h dependency.
9213 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
9214 * basic-block.h (struct basic_block_def): Remove skip marker from
9217 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
9219 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
9220 of 0 in the call to expand_expr().
9221 (expand_builtin_mathfn_3): Ditto.
9222 (expand_builtin_interclass_mathfn): Ditto.
9223 (expand_builtin_cexpi): Ditto.
9224 (expand_builtin_int_roundingfn): Ditto.
9225 (expand_builtin_int_roundingfn_2): Ditto.
9226 (expand_builtin_pow): Ditto.
9227 (expand_builtin_powi): Ditto.
9228 (expand_builtin_bswap): Ditto.
9229 (expand_builtin_unop): Ditto.
9230 (expand_builtin_fabs): Ditto.
9231 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
9232 the call to expand_expr().
9233 (expand_builtin_sync_operation): Ditto.
9234 (expand_builtin_compare_and_swap): Ditto.
9235 (expand_builtin_lock_test_and_set): Ditto.
9236 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
9237 instead of 0 in the call to expand_expr().
9238 (expand_builtin_extract_return_addr): Ditto.
9239 (expand_builtin_eh_return): Ditto.
9240 (expand_eh_return): Ditto.
9241 * explow.c (expr_size): Ditto.
9242 * expr.c (optimize_bitfield_assignment_op): Ditto.
9243 (expand_assignement): Ditto.
9244 (store_expr): Ditto.
9245 (store_field): Ditto.
9246 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
9247 the call to expand_expr().
9248 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
9249 in the call to expand_expr().
9250 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
9251 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
9252 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
9254 * optabs.c (expand_vec_shift_expr): Ditto.
9255 (expand_vec_cond_expr): Ditto.
9256 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
9257 call to expand_expr().
9258 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
9259 in the call to expand_expr().
9261 2007-05-14 Dave Korn <dave.korn@artimi.com>
9263 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
9265 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
9267 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
9268 instead of c_common_unsigned_type.
9269 (c_common_unsigned_type): Remove.
9270 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
9271 c_common_unsigned_type.
9272 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
9273 c_common_unsigned_type.
9274 * c-common.h (c_common_unsigned_type): Remove.
9275 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
9276 c_common_unsigned_type.
9277 * c-format.c (check_format_types): Use unsigned_type_for instead of
9278 c_common_unsigned_type.
9279 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
9280 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
9281 of c_common_unsigned_type.
9282 * convert.c (convert_to_integer): Use unsigned_type_for instead of
9283 lang_hooks.types.unsigned_type.
9284 * expmed.c (make_tree): Use unsigned_type_for instead of
9285 lang_hooks.types.unsigned_type.
9286 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
9287 lang_hooks.types.unsigned_type.
9288 (build_range_check): Likewise.
9289 (fold_unary): Likewise.
9290 (fold_binary): Likewise.
9291 (fold_ternary): Likewise.
9292 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
9293 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
9294 * tree.c (get_unsigned_type): New.
9295 (unsigned_type_for): Use get_unsigned_type instead of
9296 lang_hooks.types.unsigned_type.
9298 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
9300 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
9301 to m68k_get_function_kind. Update its prototype.
9302 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
9304 (m68k_interrupt_function_p): Return enum m68k_function_type
9305 instead of bool. Rename to m68k_get_function_kind.
9306 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
9308 (m68k_compute_frame_layout): Don't mark any register for save
9309 if an interrupt_thread attribute is specified.
9310 (m68k_hard_regno_rename_ok): Update a use of
9311 m68k_interrupt_function_p.
9312 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
9313 m68k_interrupt_function_p.
9314 (m68k_function_type): New.
9315 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
9316 for a function with an interrupt_thread attribute.
9317 * doc/extend.texi: Document the interrupt_thread attribute.
9319 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
9321 Fix PR tree-optimization/31911
9322 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
9323 if they didn't change the expression.
9325 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
9327 * tree-scalar-evolution.c (resolve_mixers): Exported.
9328 * tree-scalar-evolution.h (resolve_mixers): Declare.
9329 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
9330 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9331 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
9332 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
9333 init_array_ref, init_pointer_ref, analyze_indirect_ref,
9334 strip_conversion, analyze_offset_expr, address_analysis,
9335 object_analysis, analyze_offset): Removed.
9336 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
9337 split_constant_offset, canonicalize_base_object_address,
9338 object_address_invariant_in_loop_p, disjoint_objects_p,
9339 dr_may_alias_p, dr_address_invariant_p): New functions.
9340 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
9341 and dr_analyze_alias.
9342 (initialize_data_dependence_relation): Use dr_may_alias_p
9343 and object_address_invariant_in_loop_p.
9344 (compute_self_dependence): Handle the case when
9345 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
9346 (find_data_references_in_stmt): Restrict the analysis of data
9347 references to the given loop nest.
9348 (find_data_references_in_loop): Made static. Pass loop nest to
9349 find_data_references_in_stmt.
9350 (compute_data_dependences_for_loop): Use DR_VOPS.
9351 (free_data_ref): Free DR_VOPS.
9352 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
9353 (struct innermost_loop_behavior): ... new.
9354 (struct base_object_info): Replaced by ...
9355 (struct indices): ... new.
9356 (struct dr_alias): New.
9357 (enum data_ref_type): Removed.
9358 (struct data_reference): Consist of struct innermost_loop_behavior,
9359 struct indices and struct dr_alias.
9360 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
9361 (DR_MEMTAG): Renamed to ...
9362 (DR_SYMBOL_TAG): ... this.
9363 (find_data_references_in_loop): Declaration removed.
9364 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
9365 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
9366 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
9367 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
9369 2007-05-13 Revital Eres <eres@il.ibm.com>
9371 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
9372 which walks virtual def-use chains to find redundant stores.
9373 (dse_optimize_stmt): Call it.
9375 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
9377 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
9378 * passes.c (init_optimization_passes): Move pass_jump_bypass
9381 * basic-block.h (bb_has_eh_pred): Fix style issue.
9383 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
9385 PR rtl-optimization/31848
9386 * loop-invariant.c (move_invariant_reg): If we move an insn
9387 with a REG_EQUAL note, and that insn is not always executed,
9388 remove the REG_EQUAL note.
9390 2007-05-12 Richard Guenther <rguenther@suse.de>
9392 PR tree-optimization/31797
9393 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
9394 propagate into a stmt that has volatile ops.
9396 2007-05-12 Richard Sandiford <richard@codesourcery.com>
9398 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
9399 (gcc_tooldir): Likewise.
9400 * configure: Regenerate.
9401 * Makefile.in (libsubdir_to_prefix): New variable, based on the
9402 old configure.ac gcc_tooldir setting.
9403 (prefix_to_exec_prefix): New variable.
9404 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
9405 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
9407 2007-05-11 Silvius Rus <rus@google.com>
9409 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
9410 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
9411 * c-common.h (strict_aliasing_warning): Change return type.
9412 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
9413 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
9414 (build_c_cast): Condition call to strict_aliasing_warning.
9415 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
9416 * flags.h (set_Wstrict_aliasing): Declare.
9417 * opts.c (set_Wstrict_alising): Define, add call to.
9418 * tree-flow.h (strict_aliasing_warning_backend): Declare.
9419 * tree-ssa-alias-warnings.c: New file.
9420 * tree-ssa-alias.c (compute_may_aliases): Add call to
9421 strict_aliasing_warning_backend.
9423 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
9425 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
9426 Use loop_depth and loop_outer accessor functions.
9427 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
9428 determine_invariantness_stmt, move_computations_stmt): Ditto.
9429 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
9430 add_loop, loopify, unloop, fix_loop_structure): Ditto.
9431 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
9432 * tree-scalar-evolution.c (interpret_loop_phi,
9433 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
9434 instantiate_parameters_1, scev_const_prop): Ditto.
9435 * cfghooks.c (make_forwarder_block): Ditto.
9436 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
9437 * modulo-sched.c (loop_canon_p): Ditto.
9438 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
9439 slpeel_can_duplicate_loop_p): Ditto.
9440 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
9441 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9442 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
9443 cancel_loop, verify_loop_structure): Ditto.
9444 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
9445 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
9446 superloops vector instead of "pred" array.
9447 (establish_preds): Take father loop as an argument. Initialize the
9449 (flow_loop_tree_node_add): Pass father loop to establish_preds.
9450 Do not initialize loop->outer.
9451 (flow_loop_tree_node_remove): Truncate the superloops vector.
9452 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
9453 "pred" merged to "superloops" vector.
9454 (loop_depth, loop_outer): New.
9455 (fel_init): Use loop_outer.
9457 2007-05-11 Jan Hubicka <jh@suse.cz>
9459 * cgraphunit.c: Include gt-cgraphunit.h
9460 (static_ctors, static_dtors): New static vars.
9461 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
9462 based on implementation in c-common.c
9463 (cgraph_finalize_function): Call record_cdtor_fn.
9464 (cgraph_optimize): Call cgraph_build_cdtor_fns.
9465 * decl.c (finish_function): Do not call c_record_cdtor_fn.
9466 (c_write_global_declarations): Do not call c_build_cdtor_fns.
9467 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
9468 build_cdtor, c_build_cdtor_fns): Remove.
9469 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
9470 c_build_cdtor_fns): Remove prototype.
9472 2007-05-11 Paolo Carlini <pcarlini@suse.de>
9475 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
9476 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
9477 * builtins.c (fold_builtin_memchr): New.
9478 (expand_builtin_memchr): Call the latter.
9479 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
9480 * doc/extend.texi ([Other built-in functions provided by GCC]):
9483 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
9485 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
9486 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
9487 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
9488 PFPO_OP1_TYPE_SHIFT): Constants added.
9489 (DFP_ALL): Mode macro defined.
9490 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
9491 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
9492 Insn definitions added.
9493 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
9494 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
9497 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
9499 PR tree-optimization/31885
9500 * tree-chrec.c (chrec_contains_undetermined): Do not consider
9501 NULL_TREE to be undetermined.
9502 (automatically_generated_chrec_p): Return false for NULL.
9504 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
9506 * config/bfin/bfin.h (MOVE_RATIO): Define.
9508 2007-05-10 Richard Sandiford <richard@codesourcery.com>
9510 * config.gcc (sparc-wrs-vxworks): New target.
9511 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
9512 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
9513 * config/sparc/sparc.h: Include vxworks-dummy.h.
9514 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
9515 include LABEL_REFs too.
9516 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
9517 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
9519 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
9521 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
9522 (sparc_emit_call_insn): New function.
9523 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
9524 functions when generating VxWorks PIC.
9525 * config/sparc/sparc.md (vxworks_load_got): New pattern.
9526 (call, call_value): Use sparc_emit_call_insn instead of
9529 2007-05-09 Bob Wilson <bob.wilson@acm.org>
9531 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
9533 2007-05-09 Bob Wilson <bob.wilson@acm.org>
9535 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
9536 for floating-point values if HOST_BITS_PER_LONG > 32. Use
9537 split_double instead of operand_subword.
9539 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
9541 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
9542 * config/bfin/bfin.c (bfin_local_alignment): New function.
9543 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
9545 2007-05-08 Chao-ying Fu <fu@mips.com>
9547 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
9548 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
9549 (smsub_widen_optab, umsub_widen_optab): Define.
9550 * optabs.c (init_optabs): Initialize smsub_widen_optab and
9552 * genopinit.c (optabs): Fill in smsub_widen_optab and
9554 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
9555 and umsub_widen_optab to implement multiply-subtract sequences.
9556 * config/mips/mips.md (*msac<u>_di): Rename to...
9557 (<u>msubsidi4): ...this. Extend condition to include
9558 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
9559 of operand 0 to "ka" and use the three-operand form of msub<u>
9561 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
9564 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9566 PR rtl-optimization/28011
9567 * reload.c (push_reload): Set dont_share if IN appears in OUT
9568 also when IN is a PLUS rtx.
9569 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
9572 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
9574 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
9575 call unshare_all_decls.
9576 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
9577 (unshare_all_decls): Remove.
9579 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
9582 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
9585 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
9586 Nigel Stephens <nigel@mips.com>
9588 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
9589 Update comments and all uses.
9590 (MIN_FPRS_PER_FMT): Define.
9591 * config/mips/mips.c (function_arg): Fix to correctly handle
9592 the -mips32r2 -mfp64 -mabi=32 case.
9593 (override_options): Enable use of odd-numbered registers for
9594 SFmode values on MIPS32.
9595 (mips_save_reg_p): Save whole floating-point register pair if
9596 either half is used.
9597 (compute_frame_size): Fix comment.
9599 2007-05-08 Jie Zhang <jie.zhang@analog.com>
9601 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
9602 argument of type bool.
9603 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
9604 argument. Safely select temporary P register according to it.
9605 (do_link): Change call site of add_to_reg accordingly.
9606 (do_unlink): Add epilogue_p as a fourth argument and pass it
9608 (expand_interrupt_handler_epilogue): Change call of do_unlink
9610 (bfin_expand_prologue): Add a third argument sibcall_p.
9611 * config/bfin/bfin.md (epilogue): Change call of
9612 bfin_expand_epilogue accordingly.
9613 (sibcall_epilogue): Likewise.
9614 (eh_return_internal): Likewise.
9616 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
9617 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
9618 * config/bfin/bfin.c (bfin_handle_option): Handle
9619 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
9620 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
9621 Support bf534, bf536 and bf561.
9622 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
9624 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
9627 * config/i386/i386.c (ix86_function_regparm): Process local
9628 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
9630 2007-05-07 Mike Stump <mrs@apple.com>
9632 * doc/invoke.texi (Warning Options): Document that -Wempty-body
9633 also checks for and while statements in C++.
9635 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
9637 * gcc.c (at_file_supplied): New variable.
9638 (main): Set it if we expanded argv.
9639 (do_spec_1): Pass an @-file to the linker if we were called with
9640 an @-file argument and HAVE_GNU_LD.
9641 * collect2.c (at_file_supplied): New variable.
9642 (response_file): New variable.
9643 (collect_exit): Unlink response_file if necessary.
9644 (handler): Likewise.
9645 (do_wait): Likewise.
9646 (main): Set at_file_supplied if we expanded argv.
9647 (collect_execute): Pass an @-file to subprocesses if we were called
9648 with an @-file argument.
9649 * configure.ac: Add define for HAVE_GNU_LD.
9650 * configure: Regenerate.
9651 * config.in: Regenerate.
9653 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
9655 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
9661 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
9663 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
9664 (TARGET_ENCODE_SECTION_INFO): Re-define.
9665 (m32c_encode_section_info): New
9666 (function_vector_handler): New
9667 (current_function_special_page_vector): New
9668 (m32c_special_page_vector_p): New.
9669 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
9671 * config/m32c/jump.md: Added instruction JSRS for functions
9672 with attribute "function_vector".
9673 * doc/extend.texi (function_vector): Added description
9674 for M16C, M32C targets.
9676 2007-05-07 DJ Delorie <dj@redhat.com>
9679 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
9680 ashrpsi3, lshrpsi3): Update shift count constraint.
9682 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
9683 Nathan Froyd <froydnj@codesourcery.com>
9686 * c-incpath.c (add_path): Strip trailing path separators.
9688 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
9690 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
9691 Free dominance info before purging EH edges.
9692 (eliminate_degenerate_phis): Likewise.
9693 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
9695 2007-05-07 Jan Hubicka <jh@suse.cz>
9697 * gimplify.c (gimplify_expr): Do not crash when folding
9698 (void *)(int)&a + 4.
9700 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9703 * c-opts.c (lang_fortran): Make it non static.
9704 * c-common.h (lang_fortran): New prototype.
9705 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
9706 -lang-fortran option was passed by the driver.
9708 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
9710 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
9711 of ASSERT_CHECKING. Tweak message.
9713 2007-05-06 Revital Eres <eres@il.ibm.com>
9716 * loop-unroll.c (insert_var_expansion_initialization):
9717 Initialize the expansions with -zero instead of +zero.
9719 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
9721 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
9722 into pic and non-pic versions. Mark r19 as used for
9723 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
9724 for tgd_load, tld_load and tie_load .
9725 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
9726 version of tgd_load, tld_load and tie_load depending on the
9729 2007-05-04 Ulrich Drepper <drepper@redhat.com>
9730 Jakub Jelinek <jakub@redhat.com>
9732 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
9733 (__do_global_dtors_aux): Use more paranoid loop to run
9734 destructors if HIDDEN_DTOR_LIST_END.
9735 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
9737 2007-05-04 Jakub Jelinek <jakub@redhat.com>
9739 * varasm.c (align_variable): Don't increase alignment for
9740 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
9741 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
9743 2007-05-04 Josh Conner <jconner@apple.com>
9745 * basic-block.h (cdi_direction): Assign values to all enumeration
9747 (dom_computed): Remove.
9748 (dom_info_state): New.
9749 (set_dom_info_availability): New.
9750 * tree-ssa-loop-im.c (determine_invariantness): Initialize
9751 walk_data.dom_direction.
9752 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
9753 instead of dom_computed[].
9754 (split_edge): Likewise.
9755 (create_basic_block): Likewise.
9756 (merge_blocks): Likewise.
9757 * ifcvt.c (find_if_header): Likewise.
9758 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
9759 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
9760 * tree-ssa.c (verify_ssa): Likewise.
9761 * tree-cfg.c (tree_verify_flow_info): Likewise.
9762 (remove_edge_and_dominated_blocks): Likewise.
9763 * dominance.c (dom_computed): Make static.
9764 (calc_dfs_tree_nonrec): Change third param to a bool.
9765 (calc_dfs_tree): Change second param to a bool.
9766 (calc_idioms): Change second param to a bool. Use
9767 dom_convert_dir_to_idx.
9768 (init_dom_info): Validate dir before using.
9769 (dom_convert_dir_to_idx): New.
9770 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
9771 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
9772 (free_dominance_info): Use dom_convert_dir_to_idx.
9773 (get_immediate_dominator): Likewise.
9774 (set_immediate_dominator): Likewise.
9775 (get_dominated_by): Likewise.
9776 (redirect_immediate_dominators): Likewise.
9777 (nearest_common_denominator): Likewise.
9778 (dominated_by_p): Likewise.
9779 (bb_dom_dfs_in): Likewise.
9780 (bb_dom_dfs_out): Likewise.
9781 (recount_dominator): Likewise.
9782 (iterate_fix_dominators): Likewise.
9783 (add_to_dominance_info): Likewise.
9784 (delete_from_dominance_info): Likewise.
9785 (first_dom_son): Likewise.
9786 (next_dom_son): Likewise.
9787 (dom_info_available_p): Likewise.
9788 (dom_info_state): New.
9789 (set_dom_info_availability): New.
9791 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
9793 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
9795 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
9797 2007-05-04 Bob Wilson <bob.wilson@acm.org>
9799 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
9800 (subdi3, subdi_carry): Delete.
9802 2007-05-04 Jan Hubicka <jh@suse.cz>
9803 Richard Guenther <rguenther@suse.de>
9805 * opts.c (decode_options): Do not fiddle with inlining
9806 parameters in case of optimizing for size.
9807 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
9808 for size do nothing.
9809 (cgraph_decide_inlining_of_small_function): When optimizing for
9810 size never inline functions increasing caller size.
9811 (cgraph_early_inlining): Inline for size when optimizing for size.
9813 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
9815 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
9816 logical operations piecewise.
9817 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
9818 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
9819 subdi_sesidi_di): Delete.
9820 (add_with_carry): Produce carry in CC instead of a DREG to shorten
9821 the generated sequence. Allow three-reg add in constraints. Rewrite
9822 the rtl expression for carry to avoid zero_extend of a constant.
9823 (sub_with_carry): New pattern.
9824 (adddi3, subdi3): Change into define_expand. For subtract, generate a
9825 different sequence not involving jumps.
9826 (notbi): Now a named pattern.
9828 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
9830 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
9831 Add the note about a significant loss of accuracy of some
9832 mathematical routines when these options are used.
9834 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9836 * haifa-sched.c (rtx_vec_t): New typedef.
9837 (contributes_to_priority_p): Extract piece of priority () into new
9839 (priority): Use the function. Add assertion.
9840 (rank_for_schedule, set_priorities): Add assertion to check that
9841 insn's priority is initialized.
9842 (clear_priorities, calc_priorities): Change signature. Make it update
9843 all relevant insns. Update all callers ('add_to_speculative_block ()'
9844 and 'create_block_check_twin ()').
9845 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
9846 Add new field 'priority_status'.
9847 (INSN_PRIORITY_STATUS): New macro.
9848 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
9850 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9852 * sched-ebb.c (debug_ebb_dependencies): New static function.
9853 (init_ready_list): Use it.
9855 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
9856 with changed signature and 'debug_rgn_dependencies ()'.
9857 (debug_rgn_dependencies): New static function.
9858 (init_ready_list): Use it.
9860 * sched-int.h (debug_dependencies): Declare.
9862 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
9864 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
9866 2007-05-04 Dirk Mueller <dmueller@suse.de>
9868 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
9870 2007-05-03 Jan Hubicka <jh@suse.cz>
9872 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
9873 ((T1)X op (T1)Y), for pointer type in more cases than before.
9875 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
9877 * tree-object-size.c (plus_expr_object_size): When operand size is
9878 unknown, return unknown.
9880 2007-05-03 Dirk Mueller <dmueller@suse.de>
9882 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
9884 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
9887 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
9889 2007-05-03 Janis Johnson <janis187@us.ibm.com>
9891 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
9893 2007-05-03 Joseph Myers <joseph@codesourcery.com>
9895 * config/soft-fp/double.h, config/soft-fp/extended.h,
9896 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
9897 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
9898 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
9899 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
9902 2007-05-03 Ian Lance Taylor <iant@google.com>
9904 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
9905 MASK_PPC_GFXOPT for 8540 or 8548.
9907 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
9909 * tree-vect-transform.c (vect_update_inits_of_drs): Use
9910 vect_print_dump_info() to output debug information.
9912 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
9915 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
9916 operands of size 2 when operand is not MEM_P.
9918 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
9920 PR tree-optimization/30565
9921 * lambda-code.c (perfect_nestify): Fix updating of dominators.
9923 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
9925 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
9926 (umulsi3_highpart): Use them.
9927 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
9928 for final accumulator to D regisster tranfser.
9930 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
9932 PR tree-optimization/31699
9933 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
9935 (vect_enhance_data_refs_alignment): Compute peel amount using
9936 TYPE_VECTOR_SUBPARTS instead of vf.
9937 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
9939 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
9942 * system.h: Remove inclusion of double-int.h
9943 * tree.h: Include double-int.h
9944 * gengtype.c: Likewise
9945 * cfgloop.h: Likewise
9946 * Makefile.in: Adjust dependencies on double-int.h
9948 2007-05-02 Eric Christopher <echristo@apple.com>
9950 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
9951 -shared to -Zdynamiclib.
9953 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
9956 * c-common.c (strip_pointer_or_array_types): New function.
9957 * c-common.h (strip_pointer_or_array_types): New function declaration.
9959 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
9961 PR tree-optimization/31771
9962 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
9964 2007-05-02 Paul Brook <paul@codesourcery.com>
9966 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
9968 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
9971 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
9974 2007-05-02 Nick Clifton <nickc@redhat.com>
9976 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
9978 2007-05-02 Richard Guenther <rguenther@suse.de>
9980 PR tree-optimization/31146
9981 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
9982 argument, single_use_p. If we have a single use that is
9983 a conversion to the definition rhs type, propagate that rhs.
9984 (forward_propagate_addr_expr): Pass single_use_p argument
9985 to forward_propagate_addr_expr_1.
9987 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
9989 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
9992 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9994 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
9995 'AMD Family 10 core'.
9997 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9999 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
10000 and athlon64-sse3 as improved versions of k8, opteron and athlon64
10001 with SSE3 instruction set support.
10002 * doc/invoke.texi: Likewise.
10004 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10006 * config/i386/i386.c (override_options): Tuning 32-byte loop
10007 alignment for amdfam10 architecture. Increasing the max loop
10008 alignment to 24 bytes.
10010 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
10012 * config/m68k/constraints.md: New.
10013 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
10014 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10015 EXTRA_CONSTRAINT): Remove.
10016 * config/m68k/m68k.md: Include constraints.md.
10017 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
10019 2007-05-01 Ian Lance Taylor <iant@google.com>
10021 PR tree-optimization/31739
10022 * tree-vrp.c (vrp_val_is_max): New static function.
10023 (vrp_val_is_min): New static function.
10024 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
10026 (set_value_range): Use vrp_val_is_{max,min}.
10027 (extract_range_from_assert): Likewise.
10028 (extract_range_from_binary_expr): Likewise.
10029 (extract_range_from_unary_expr): Likewise.
10030 (dump_value_range, vrp_meet): Likewise.
10031 (vrp_visit_phi_node): Likewise.
10032 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
10034 2007-05-01 Mark Mitchell <mark@codesourcery.com>
10036 * config/i386/gmon-sol2.c (size_t): New type.
10037 (intptr_t): Likewise.
10038 (s_textsize): Declare as size_t.
10040 (monstartup): Use size_t for sizes.
10041 (_mcount): Save and restore registers.
10042 (internal_mcount): Pass 0 as the first argument to monstartup
10044 (moncontrol): Convert pointer to appropriately sized integer
10045 before passing to profil.
10047 2007-05-01 Joseph Myers <joseph@codesourcery.com>
10049 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
10050 __NO_FPRS__, not just if _SOFT_DOUBLE.
10051 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
10052 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
10053 also for E500 double.
10054 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
10055 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
10058 2007-05-01 Richard Guenther <rguenther@suse.de>
10060 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
10063 2007-05-01 Joseph Myers <joseph@codesourcery.com>
10065 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
10067 2007-05-01 Jan Hubicka <jh@suse.cz>
10069 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
10072 2007-05-01 Jan Hubicka <jh@suse.cz>
10074 * tree.h (maybe_fold_offset_to_component_ref): Remove.
10075 (maybe_fold_offset_to_reference): Declare.
10076 * fold-const.c (fold_unary): Do not fold
10077 (type *)&A into &A->field_of_type_and_offset_0
10078 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
10079 size is unknown, give up.
10080 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
10082 (maybe_fold_offset_to_reference): New.
10083 (maybe_fold_stmt_indirect): Use it.
10084 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
10085 * gimplify.c (gimplify_conversion): Canonicalize conversions to
10087 (gimplify_expr): Likewise for plus_expr.
10089 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
10091 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
10092 bsi_after_labels. Always insert statements before bsi.
10093 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10094 * predict.c (apply_return_prediction): Check for empty blocks.
10095 * cfgexpand.c (lab_rtx_for_bb): New variable.
10096 (label_rtx_for_bb): Do not create new tree labels.
10097 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
10098 (tree_expand_cfg): Initialize lab_rtx_for_bb.
10099 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
10101 (label_for_bb): Add field used.
10102 (update_eh_label, main_block_label): Mark the label used.
10103 (cleanup_dead_labels): Remove unused labels.
10105 2007-05-01 Richard Guenther <rguenther@suse.de>
10107 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
10108 if it is not about to be set.
10109 (get_value_range): Do not pre-allocate equiv bitmap.
10110 (update_value_range): No need to clear equiv field.
10111 (add_equivalence): Change prototype to get bitmap pointer.
10112 Allocate bitmap here if it is not already.
10113 (extract_range_from_assert): Do not allocate bitmap here.
10114 Update callers to add_equivalence.
10115 (extract_range_from_ssa_name): Likewise.
10116 (get_vr_for_comparison): New static helper.
10117 (compare_name_with_value): Handle NULL equiv bitmap by
10118 peeling the first iteration of the comparison loop.
10119 Use get_vr_for_comparison.
10120 (compare_names): Handle NULL equiv bitmaps by using fake
10121 ones. Use get_vr_for_comparison.
10123 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
10125 * double-int.c (mpz_set_double_int): Moved from
10126 tree-ssa-loop-niter.c.
10127 (mpz_get_double_int): Likewise; also, add option to wrap
10128 out-of-range integers.
10129 * double-int.h: New prototypes for above.
10130 * tree.c (get_static_type_bounds): Moved from
10131 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
10132 TYPE_MAX_VALUE if they exist..
10133 * tree.h: New prototype for above.
10134 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
10135 get_type_bounds calls.
10136 (mpz_set_double_int): Move to double-int.c.
10137 (get_type_bounds): Move to tree.c, rename to
10138 get_static_type_bounds.
10139 (mpz_to_double_int): Move to double-int.c, rename to
10140 mpz_get_double_int.
10142 2007-04-30 Bob Wilson <bob.wilson@acm.org>
10144 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
10145 DIV0 exception can fall through to a normal return.
10147 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
10149 PR middle-end/22156
10150 Temporarily revert:
10151 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
10152 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
10153 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10154 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
10155 initialize align to silence bogus warning.
10156 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10157 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
10159 (struct sra_walk_fns): Remove use_all parameter from use.
10160 (sra_hash_tree): Handle BIT_FIELD_REFs.
10161 (sra_elt_hash): Don't hash bitfld blocks.
10162 (sra_elt_eq): Skip them in parent compares as well. Handle
10164 (sra_walk_expr): Don't maintain or pass down use_all_p.
10165 (scan_use): Remove use_all parameter.
10166 (scalarize_use): Likewise. Re-expand assignment to
10167 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
10168 output, and re-scalarize after output. Don't mark anything
10170 (scalarize_ldst): Adjust.
10171 (scalarize_walk_gimple_modify_statement): Likewise.
10172 (build_element_name_1): Handle BIT_FIELD_REFs.
10173 (instantiate_element): Don't warn for any element whose parent
10174 is used as a whole.
10175 (instantiate_missing_elements_1): Return the sra_elt.
10176 (canon_type_for_field): New.
10177 (try_instantiate_multiple_fields): New.
10178 (instantiate_missing_elemnts): Use them.
10179 (mark_no_warning): Removed.
10180 (generate_one_element_ref): Handle BIT_FIELD_REFs.
10181 (REPLDUP, sra_build_elt_assignment): New.
10182 (generate_copy_inout): Use them.
10183 (generate_element_copy): Likewise. Handle bitfld differences.
10184 (generate_element_zero): Don't recurse for blocks. Use
10185 sra_build_elt_assignment.
10186 (generate_one_element_int): Take elt instead of var. Use
10187 sra_build_elt_assignment.
10188 (generate_element_init_1): Adjust.
10189 (scalarize_use, scalarize_copy): Use REPLDUP.
10190 (scalarize_ldst): Move assert before dereference.
10191 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
10193 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10196 * tree.c (reconstruct_complex_type): Reconstruct a reference
10198 Also use the same mode for the pointer as the old pointer type.
10200 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10202 * doc/trouble.texi (Interoperation): Remove note about Ultrix
10205 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
10207 PR rtl-optimization/31676
10208 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
10209 (df_refs_record): Call it.
10211 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10213 * rtl.def (SS_ABS): New code.
10214 * config/bfin/bfin.c (print_operand): New modifier 'v'.
10215 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
10216 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
10217 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
10218 (bfin_init_builtins): Define them.
10219 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
10220 (bfin_expand_builtin): ... and handle the others here.
10221 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
10222 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
10223 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
10224 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
10225 operand is only HImode.
10227 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
10229 * regclass.c (scan_one_insn): Remove splitting of
10232 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
10233 Nigel Stephens <nigel@mips.com>
10235 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
10237 2007-04-28 Jan Hubicka <jh@suse.cz>
10239 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
10240 insn_locators_alloc instead of insn_locators_initialize;
10241 call reset_block_changes.
10242 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10243 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
10244 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
10245 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10246 * config/score/score.c (th_output_mi_thunk): Likewise.
10247 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10248 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
10249 tolerate uninitialized locator info.
10252 * function.c (init_function_start): Don't init line number info.
10253 (expand_function_end): Update.
10254 (reset_block_changes, record_block_change, finalize_block_changes,
10255 check_block_change, free_block_changes): Kill.
10256 * function.h (reset_block_changes, record_block_change,
10257 finalize_block_changes, check_block_change, free_block_changes):
10259 (struct function): Remove ib_boundaries_block.
10260 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10261 Use curr_insn_locator to initialize locator.
10262 (emit_line_note): Remove.
10263 * cfgexpand.c (expand_gimple_cond_expr): Update.
10264 (construct_exit_block): Likewise.
10265 (tree_expand_cfg): Initialize/finalize locators.
10266 * expr.c (expand_expr_real): Update.
10267 * cfglayout.c (line_locators_locs, line_locators_lines,
10268 file_locators_locs, file_locators_files): Remove.
10269 (set_block_levels): Move to cfgexpand.c.
10270 (insn_locators_initialize): Remove.
10271 (pass_insn_locators_initialize): Remove.
10272 (locations_locators_locs, locations_locators_vals): New static vars.
10273 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10275 (insn_locators_alloc, insn_locators_finalize,
10276 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10278 (locator_location): New.
10279 (locator_line, locator_file): Rewrite.
10280 * rtl.h (emit_line_note): Kill.
10281 (insn_locators_alloc, insn_locators_finalize,
10282 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10284 * tree-inline.c (initialize_cfun): Do not initialize
10285 ib_boundaries_block.
10286 * passes.c (pass_insn_locators_initialize): Remove.
10288 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
10290 * tree-cfg.c (move_block_to_fn): Release bb from dominance
10291 info. Update last_basic_block correctly.
10293 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
10296 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
10297 register itself to hold the offset constant. Tell flow the use
10298 of r4 and r5 when they are used.
10300 2007-04-27 Richard Guenther <rguenther@suse.de>
10302 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
10303 if we simplified anything.
10304 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
10305 warnings until we did a simplification and the stmt was not
10306 marked as TREE_NO_WARNING.
10308 2007-04-27 Mike Stump <mrs@apple.com>
10310 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
10312 2007-04-27 Ian Lance Taylor <iant@google.com>
10314 PR middle-end/31710
10315 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
10316 TYPE_MAX_VALUE exist, convert them to the new type.
10318 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
10320 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
10321 if it claims to be available.
10322 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
10323 edge is redirected.
10324 (perform_tree_ssa_dce): Always free postdominators.
10326 2007-04-27 Richard Henderson <rth@redhat.com>
10328 * config/alpha/predicates.md (aligned_memory_operand): Mark
10329 as define_special_predicate.
10330 (unaligned_memory_operand, normal_memory_operand): Likewise.
10331 (reg_or_unaligned_mem_operand): Remove.
10332 (any_memory_operand): Match the documentation and check for
10333 non-renumbered pseudos during reload.
10334 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
10335 alpha_secondary_reload_class, update to new interface, make static.
10336 Handle CQImode like HImode. Remove FP subreg check.
10337 (alpha_expand_mov): Use replace_equiv_address.
10338 (alpha_expand_mov_nobwx): Use any_memory_operand.
10339 (TARGET_SECONDARY_RELOAD): New.
10340 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
10341 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
10342 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
10343 * config/alpha/alpha.md: ... here.
10344 (RELOAD12, reloadmode): New.
10346 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
10347 Don't handle the aligned case here.
10348 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
10349 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
10350 reload_inhi_help. Don't expect a scratch register.
10351 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
10353 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
10355 2007-04-27 Richard Guenther <rguenther@suse.de>
10357 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
10359 2007-04-27 Richard Guenther <rguenther@suse.de>
10361 PR tree-optimization/30965
10362 PR tree-optimization/30978
10363 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
10364 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
10365 (find_equivalent_equality_comparison): Likewise.
10366 (simplify_cond): Likewise.
10367 (get_prop_source_stmt): New helper.
10368 (get_prop_dest_stmt): Likewise.
10369 (can_propagate_from): Likewise.
10370 (remove_prop_source_from_use): Likewise.
10371 (combine_cond_expr_cond): Likewise.
10372 (forward_propagate_comparison): New function.
10373 (forward_propagate_into_cond): Rewrite to use fold for
10375 (tree_ssa_forward_propagate_single_use_vars): Call
10376 forward_propagate_comparison to propagate comparisons.
10378 2007-04-27 Richard Guenther <rguenther@suse.de>
10380 PR tree-optimization/31715
10381 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
10382 sure to do computation on the offset in an appropriate
10385 2007-04-27 Richard Sandiford <richard@codesourcery.com>
10387 * reload.h (elimination_target_reg_p): Declare.
10388 * reload.c (find_reloads): Don't apply the reg_rtx move
10389 optimization if the SET_DEST satisfies elimination_target_reg_p.
10390 * reload1.c (elimination_target_reg_p): New function.
10391 (gen_reload): In the move/add2 fallback, make sure that op0
10392 does not overlap the destination register.
10394 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
10396 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
10397 transform only GIMPLE_MODIFY_STMTs.
10398 * tree-complex.c (expand_complex_operations_1): Ditto.
10399 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
10400 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
10401 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
10403 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
10404 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
10405 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
10406 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
10407 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
10408 slpeel_add_loop_guard): Ditto.
10409 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
10410 * lambda-code.c (perfect_nestify): Ditto.
10411 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
10412 before the first statement.
10413 * tree-optimize.c (execute_free_datastructures): Fix comments.
10414 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
10415 * tree-flow.h (disband_implicit_edges): Declaration removed.
10416 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
10418 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
10419 COND_EXPRs without gotos.
10420 (disband_implicit_edges, has_label_p): Removed.
10421 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
10422 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
10424 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
10426 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
10427 also for COND_EXPRs.
10428 * cfgexpand.c (label_rtx_for_bb): New function.
10429 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
10430 Use label_rtx_for_bb to find the labels.
10431 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
10432 last block. Detect fallthru edges.
10434 2007-04-26 Ian Lance Taylor <iant@google.com>
10437 * reload.c (find_reloads_subreg_address): If the address was valid
10438 in the original mode but not in the new mode, reload the whole
10441 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
10443 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
10444 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
10445 (cleanup_control_expr_graph): Do not invalidate dominance info.
10446 Record altered blocks.
10447 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
10448 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
10449 cleanup_tree_cfg_bb): New functions.
10450 (remove_forwarder_block): Do not maintain the worklist of blocks.
10451 Record altered blocks.
10452 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
10453 not over whole cfg.
10454 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
10455 delete_unreachable_blocks if dominators are not available.
10456 * tree-inline.c (optimize_inline_calls): Free dominance information
10458 * tree-flow.h (remove_edge_and_dominated_blocks,
10459 cfgcleanup_altered_bbs): Altered.
10460 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
10462 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
10464 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
10465 do not invalidate dominators.
10467 2007-04-26 Anatoly Sokolov <aesok@post.ru>
10469 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
10470 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
10471 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10472 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10474 2007-04-26 Steve Ellcey <sje@cup.hp.com>
10476 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
10478 2007-04-26 Richard Guenther <rguenther@suse.de>
10480 PR tree-optimization/31703
10481 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
10482 the right type for the target of the bittest.
10484 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10486 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
10487 ix86_sol10_return_in_memory.
10489 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10491 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
10494 2007-04-26 Jakub Jelinek <jakub@redhat.com>
10497 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
10499 PR tree-optimization/30558
10500 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
10501 clear this_state.prev_try.
10503 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10504 Mark Mitchell <mark@codesourcery.com>
10506 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
10507 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
10508 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
10510 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10513 * doc/invoke.texi (%:print-asm-header): Document.
10514 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
10516 (static_spec_functions): Add print-asm-header.
10517 (main): Print a banner before the --target-help linker options.
10518 (print_asm_header_spec_function): New function.
10520 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
10523 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
10524 (movsf_ie): Likewise.
10526 2007-04-25 Paolo Carlini <pcarlini@suse.de>
10528 * doc/extend.texi ([Type Traits]): Adjust per N2255.
10530 2007-04-25 Bob Wilson <bob.wilson@acm.org>
10532 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
10533 exception for divide-by-zero.
10534 (__umodsi3, __modsi3): Likewise.
10536 2007-04-25 Dirk Mueller <dmueller@suse.de>
10538 * c-typeck.c (build_compound_expr): Annotate warning()
10539 call with OPT_Wunused_value.
10540 * tree-ssa.c (warn_uninit): Annotate warning with
10542 * c-common.c (handle_sentinel_attribute): Annotate warning
10543 call with OPT_Wattributes.
10545 2007-04-25 Thiemo Seufer <ths@mips.com>
10547 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
10548 (mips16): Fix typo.
10549 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
10550 on to the assembler. Improve handling of -mno-mips16. Add handling
10551 of -mno-mips3d, -mno-dsp, -mno-dspr2.
10552 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
10553 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
10554 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
10556 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
10559 * config/i386/winnt.c (i386_pe_file_end): Strip only
10560 USER_LABEL_PREFIX when writing export name.
10562 2007-04-25 Richard Sandiford <richard@codesourcery.com>
10564 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
10565 sh/elf.h, vx-common.h and vxworks.h.
10566 * config/sh/sh.h: Include config/vxworks-dummy.h.
10567 (SUBTARGET_OVERRIDE_OPTIONS): Define.
10568 (OVERRIDE_OPTIONS): Use it.
10569 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
10570 (vxworks_picreg): New pattern.
10571 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
10572 VXWORKS_OS_CPP_BUILTINS.
10573 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
10574 to their VXWORKS_* equivalents.
10575 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
10576 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
10577 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
10578 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
10579 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
10580 -mrtp/-fPIC multilibs.
10581 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
10582 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
10583 (MULTILIB_OSDIRNAMES): Delete.
10585 2007-04-25 Anatoly Sokolov <aesok@post.ru>
10588 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
10590 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
10592 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
10593 rounding mode to be specified by the caller.
10594 (real_to_mpfr) Likewise.
10595 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
10596 include new arguments.
10597 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
10599 2007-04-24 Ian Lance Taylor <iant@google.com>
10601 PR tree-optimization/31605
10602 * tree-vrp.c (set_value_range): Check that min and max are not
10603 both overflow infinities.
10604 (set_value_range_to_value): New static function.
10605 (extract_range_from_binary_expr): Call set_value_range_to_value.
10606 (extract_range_from_cond_expr): Likewise.
10607 (extract_range_from_expr): Likewise.
10608 (extract_range_from_unary_expr): Likewise. Don't create a range
10609 which overflows on both sides.
10610 (vrp_meet): Check for a useless range.
10611 (vrp_visit_phi_node): If we see a constant which looks like an
10612 overflow infinity, turn off the TREE_OVERFLOW flag.
10614 2007-04-24 Ian Lance Taylor <iant@google.com>
10616 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
10618 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
10620 PR diagnostic/25923
10621 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
10622 diagnostic message is being built.
10623 * tree-pretty-print.c (dump_generic_node): Only write the
10624 formatted text into BUFFER's stream if we are not building a
10625 diagnostic message.
10626 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
10628 * Makefile.in (toplev.o): Depend on tree-pass.h.
10630 2007-04-24 Ian Lance Taylor <iant@google.com>
10632 PR tree-optimization/31602
10633 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
10634 conditionals in the copied loop header.
10635 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
10636 warnings if TREE_NO_WARNING is set.
10637 * doc/invoke.texi (Warning Options): Clarify that
10638 -Wstrict-overflow does not warn about loops.
10640 2007-04-24 Janis Johnson <janis187@us.ibm.com>
10642 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
10643 expand on the comment about _Decimal128 arguments and check the
10644 integer result of the modulus operation; for 64-bit ELF ABI, ensure
10645 that _Decimal128 argument uses even/odd register pair.
10646 (function_arg): Ditto.
10648 2007-04-24 Hui-May Chang <hm.chang@apple.com>
10650 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
10651 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
10653 2007-04-24 Richard Guenther <rguenther@suse.de>
10654 Olga Golovanevsky <olga@il.ibm.com>
10656 * fold-const.c (multiple_of_p): Check for bottom
10659 2007-04-24 Richard Henderson <rth@redhat.com>
10661 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
10662 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
10663 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
10664 looking for non-zero bits shifted out. Avoid a recursive call
10665 when constructing the scalar.
10666 (__floatundisf): Likewise.
10668 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
10670 * dwarf2out.c (field_byte_offset): Move the existing logic
10671 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
10672 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
10674 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10677 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
10678 length argument of 0 for memset.
10679 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
10680 unsigned shift instead of the signed variant.
10682 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10684 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
10685 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
10686 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
10687 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
10688 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
10689 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
10690 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
10691 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
10692 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
10693 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
10694 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
10695 "mul<mode>3", "div<mode>3"): Insn definitions added.
10696 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
10697 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
10698 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
10699 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
10700 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
10701 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
10702 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
10703 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
10704 TARGET_FLOAT_FORMAT): Macro definitions removed.
10705 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
10706 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
10707 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
10708 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
10709 (s390_gen_rtx_const_DI): Function removed.
10710 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
10712 2007-04-24 Richard Sandiford <richard@codesourcery.com>
10714 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
10715 over an external ffs function.
10717 2007-04-24 Chao-ying Fu <fu@mips.com>
10718 Richard Sandiford <richard@nildram.co.uk>
10720 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
10721 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
10722 (smadd_widen_optab, umadd_widen_optab): Define.
10723 * optabs.c (init_optabs): Initialize smadd_widen_optab and
10725 * genopinit.c (optabs): Fill in smadd_widen_optab and
10727 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
10728 and umadd_widen_optab to implement multiply-add sequences.
10729 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
10730 (<u>maddsidi4): ...this. Extend condition to include
10731 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10732 of operand 0 to "ka" and use the three-operand form of madd<u>
10734 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
10736 * config/mips/constraints.md (ka): New register constraint.
10738 2007-04-24 Jan Hubicka <j@suse.cz>
10742 2007-04-23 Jan Hubicka <jh@suse.cz>
10743 * function.c (init_function_start): Don't init line number info.
10744 (expand_function_end): Update.
10745 (reset_block_changes, record_block_change, finalize_block_changes,
10746 check_block_change, free_block_changes): Kill.
10747 * function.h (reset_block_changes, record_block_change,
10748 finalize_block_changes, check_block_change, free_block_changes):
10750 (struct function): Remove ib_boundaries_block.
10751 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10752 Use curr_insn_locator to initialize locator.
10753 (emit_line_note): Remove.
10754 * cfgexpand.c (expand_gimple_cond_expr): Update.
10755 (construct_exit_block): Likewise.
10756 (tree_expand_cfg): Initialize/finalize locators.
10757 * expr.c (expand_expr_real): Update.
10758 * cfglayout.c (line_locators_locs, line_locators_lines,
10759 file_locators_locs, file_locators_files): Remove.
10760 (set_block_levels): Move to cfgexpand.c.
10761 (insn_locators_initialize): Remove.
10762 (pass_insn_locators_initialize): Remove.
10763 (locations_locators_locs, locations_locators_vals): New static vars.
10764 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10766 (insn_locators_alloc, insn_locators_finalize,
10767 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10769 (locator_location): New.
10770 (locator_line, locator_file): Rewrite.
10771 * rtl.h (emit_line_note): Kill.
10772 (insn_locators_alloc, insn_locators_finalize,
10773 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10775 * tree-inline.c (initialize_cfun): Do not initialize
10776 ib_boundaries_block.
10777 * passes.c (pass_insn_locators_initialize): Remove.
10779 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
10781 * doc/invoke.texi: Removed leading '-' from option index entries.
10783 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
10785 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
10787 (create_phi_node): Use set_phi_nodes.
10788 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
10789 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
10790 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
10791 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
10792 (bsi_start, bsi_last): Use bb_stmt_list.
10793 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
10794 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
10795 Traverse the statements using tsi iterator.
10796 * basic-block.h (struct basic_block_def): Fields stmt_list
10797 and phi_nodes moved to ...
10798 (struct tree_bb_info): ... new structure.
10799 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
10800 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
10801 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
10802 (tree_verify_flow_info): Verify that il.tree is not set for
10803 entry and exit block.
10804 (tree_split_block): Use set_bb_stmt_list.
10806 2007-04-23 Mike Stump <mrs@apple.com>
10808 * config/i386/i386.c (ix86_tune_features
10809 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
10812 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
10814 * config/i386/i386.md (prefix_extra): New attribute.
10815 (length): Add prefix_extra.
10817 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
10818 (sse2_movntv2di): Likewise.
10819 (sse2_cvtps2dq): Likewise.
10820 (sse2_cvtpd2pi): Likewise.
10821 (sse2_cvttpd2pi): Likewise.
10822 (*sse2_cvtpd2ps): Likewise.
10823 (*add<mode>3): Likewise.
10824 (sse2_ssadd<mode>3): Likewise.
10825 (sse2_usadd<mode>3): Likewise.
10826 (*sub<mode>3): Likewise.
10827 (sse2_sssub<mode>3): Likewise.
10828 (sse2_ussub<mode>3): Likewise.
10829 (*mulv8hi3): Likewise.
10830 (*smulv8hi3_highpart): Likewise.
10831 (*umulv8hi3_highpart): Likewise.
10832 (sse2_umulv2siv2di3): Likewise.
10833 (sse2_pmaddwd): Likewise.
10834 (ashr<mode>3): Likewise.
10835 (lshr<mode>3): Likewise.
10836 (ashl<mode>3): Likewise.
10837 (sse2_ashlti3): Likewise.
10838 (sse2_lshrti3): Likewise.
10839 (*umaxv16qi3): Likewise.
10840 (*smaxv8hi3): Likewise.
10841 (*uminv16qi3): Likewise.
10842 (*sminv8hi3): Likewise.
10843 (sse2_eq<mode>3): Likewise.
10844 (sse2_gt<mode>3): Likewise.
10845 (*and<mode>3): Likewise.
10846 (sse2_nand<mode>3): Likewise.
10847 (*ior<mode>3): Likewise.
10848 (*xor<mode>3): Likewise.
10849 (sse2_packsswb): Likewise.
10850 (sse2_packssdw): Likewise.
10851 (sse2_packuswb): Likewise.
10852 (sse2_punpckhbw): Likewise.
10853 (sse2_punpcklbw): Likewise.
10854 (sse2_punpckhwd): Likewise.
10855 (sse2_punpcklwd): Likewise.
10856 (sse2_punpckhdq): Likewise.
10857 (sse2_punpckldq): Likewise.
10858 (sse2_punpckhqdq): Likewise.
10859 (sse2_punpcklqdq): Likewise.
10860 (*sse2_pinsrw): Likewise.
10861 (*sse2_pextrw): Likewise.
10862 (sse2_pshufd_1): Likewise.
10863 (sse2_uavgv16qi3): Likewise.
10864 (sse2_uavgv8hi3): Likewise.
10865 (sse2_psadbw): Likewise.
10866 (sse2_pmovmskb): Likewise.
10867 (*sse2_maskmovdqu): Likewise.
10868 (*sse2_maskmovdqu_rex64): Likewise.
10869 (sse4a_extrqi): Likewise.
10870 (sse4a_extrq): Likewise.
10871 (sse3_lddqu): Set prefix_rep.
10872 (sse3_addsubv4sf3): Likewise.
10873 (sse3_haddv4sf3): Likewise.
10874 (sse3_hsubv4sf3): Likewise.
10875 (sse_cvtss2si): Likewise.
10876 (sse_cvtss2si_2): Likewise.
10877 (sse_cvtss2siq): Likewise.
10878 (sse_cvtss2siq_2): Likewise.
10879 (sse_cvttss2si): Likewise.
10880 (sse_cvttss2siq): Likewise.
10881 (sse2_cvttps2dq): Likewise.
10882 (sse3_movshdup): Likewise.
10883 (sse3_movsldup): Likewise.
10884 (sse2_cvtsd2si): Likewise.
10885 (sse2_cvtsd2si_2): Likewise.
10886 (sse2_cvtsd2siq): Likewise.
10887 (sse2_cvtsd2siq_2): Likewise.
10888 (sse2_cvttsd2si): Likewise.
10889 (sse2_cvttsd2siq): Likewise.
10890 (*sse2_cvtpd2dq): Likewise.
10891 (*sse2_cvttpd2dq): Likewise.
10892 (sse2_pshuflw_1): Likewise.
10893 (sse2_pshufhw_1): Likewise.
10894 (sse4a_insertqi): Likewise.
10895 (sse4a_insertq): Likewise.
10896 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
10897 (ssse3_phadddv4si3): Likewise.
10898 (ssse3_phaddswv8hi3): Likewise.
10899 (ssse3_phsubwv8hi3): Likewise.
10900 (ssse3_phsubdv4si3): Likewise.
10901 (ssse3_phsubswv8hi3): Likewise.
10902 (ssse3_pmaddubswv8hi3): Likewise.
10903 (ssse3_pmulhrswv8hi3): Likewise.
10904 (ssse3_pshufbv16qi3): Likewise.
10905 (ssse3_psign<mode>3): Likewise.
10906 (ssse3_palignrti): Likewise.
10907 (abs<mode>2): Likewise.
10908 (ssse3_phaddwv4hi3): Set prefix_extra.
10909 (ssse3_phadddv2si3): Likewise.
10910 (ssse3_phaddswv4hi3): Likewise.
10911 (ssse3_phsubwv4hi3): Likewise.
10912 (ssse3_phsubdv2si3): Likewise.
10913 (ssse3_phsubswv4hi3): Likewise.
10914 (ssse3_pmaddubswv4hi3): Likewise.
10915 (ssse3_pmulhrswv4hi3): Likewise.
10916 (ssse3_pshufbv8qi3): Likewise.
10917 (ssse3_psign<mode>3): Likewise.
10918 (ssse3_palignrdi): Likewise.
10919 (abs<mode>2): Likewise.
10920 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
10921 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
10922 (sse2_pmovmskb): Set mode to SI instead of V2DF.
10924 2007-04-23 Nick Clifton <nickc@redhat.com>
10926 * params.def: Fix formatting of emacs local variables.
10928 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
10930 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
10931 move if inter-unit move isn't allowed.
10932 Don't split moving the first element of V2DI to DI to inter-unit
10933 move if inter-unit move isn't allowed.
10935 2007-04-23 Richard Guenther <rguenther@suse.de>
10937 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
10938 and CDI_POST_DOMINATORS separately.
10940 2007-04-23 Nick Clifton <nickc@redhat.com>
10942 * c.opt (Wformat-contains-nul): Add warning attribute.
10944 2007-04-23 Jan Hubicka <jh@suse.cz>
10946 * function.c (init_function_start): Don't init line number info.
10947 (expand_function_end): Update.
10948 (reset_block_changes, record_block_change, finalize_block_changes,
10949 check_block_change, free_block_changes): Kill.
10950 * function.h (reset_block_changes, record_block_change,
10951 finalize_block_changes, check_block_change, free_block_changes):
10953 (struct function): Remove ib_boundaries_block.
10954 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10955 Use curr_insn_locator to initialize locator.
10956 (emit_line_note): Remove.
10957 * cfgexpand.c (expand_gimple_cond_expr): Update.
10958 (construct_exit_block): Likewise.
10959 (tree_expand_cfg): Initialize/finalize locators.
10960 * expr.c (expand_expr_real): Update.
10961 * cfglayout.c (line_locators_locs, line_locators_lines,
10962 file_locators_locs, file_locators_files): Remove.
10963 (set_block_levels): Move to cfgexpand.c.
10964 (insn_locators_initialize): Remove.
10965 (pass_insn_locators_initialize): Remove.
10966 (locations_locators_locs, locations_locators_vals): New static vars.
10967 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10969 (insn_locators_alloc, insn_locators_finalize,
10970 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10972 (locator_location): New.
10973 (locator_line, locator_file): Rewrite.
10974 * rtl.h (emit_line_note): Kill.
10975 (insn_locators_alloc, insn_locators_finalize,
10976 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10978 * tree-inline.c (initialize_cfun): Do not initialize
10979 ib_boundaries_block.
10980 * passes.c (pass_insn_locators_initialize): Remove.
10982 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10984 PR middle-end/31448
10985 * expr.c (reduce_to_bit_field_precision): Handle
10988 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
10990 PR tree-optimization/24659
10991 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
10992 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
10993 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
10994 * genopinit.c (optabs): Rename vec_pack_mod_optab
10995 to vec_pack_trunc_optab.
10996 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
10997 early for scalar floating point operands for NOP_EXPR.
10998 (vectorizable_type_promotion): Ditto.
10999 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
11000 vec_pack_trunc_optab.
11001 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
11003 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
11004 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
11005 Rename from VEC_PACK_MOD_EXPR.
11006 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
11007 * expr.c (expand_expr_real_1): Ditto.
11008 * tree-inline.c (estimate_num_insns_1): Ditto.
11009 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11011 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
11012 (vec_unpacks_lo_v4sf): Ditto.
11013 (vec_pack_trunc_v2df): Ditto.
11014 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
11015 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
11016 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
11018 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
11020 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
11022 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
11023 Rename from VEC_PACK_MOD_EXPR. This expression also represent
11024 packing of floating point operands.
11025 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
11026 represent unpacking of floating point operands.
11027 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
11028 [vec_unpacks_hi]: Ditto.
11029 [vec_unpacks_lo]: Ditto.
11031 2007-04-22 Jan Hubicka <jh@suse.cz>
11033 * final.c (rest_of_handle_final): Call
11034 targetm.asm_out.constructor/targetm.asm_out.destructor
11035 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
11036 proper priority via decl_*_priority_insert.
11037 * c-common.c (c_expand_body): Likewise.
11039 2007-04-22 Richard Guenther <rguenther@suse.de>
11041 PR tree-optimization/29789
11042 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
11043 (rewrite_reciprocal): New helper split out from
11044 determine_invariantness_stmt.
11045 (rewrite_bittest): Likewise.
11046 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
11047 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
11050 2007-04-22 Revital Eres <eres@il.ibm.com>
11052 * loop-unroll.c (var_to_expand): New field to support also
11053 insns of the form x = something + x.
11054 (analyze_insn_to_expand_var): Use it.
11055 (expand_var_during_unrolling): Likewise.
11057 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
11059 * predict.c: Include pointer-set.h.
11060 (bb_predictions): New variable.
11061 (tree_predicted_by_p, tree_predict_edge,
11062 remove_predictions_associated_with_edge): Use bb_predictions map
11063 instead of bb->predictions.
11064 (clear_bb_predictions, assert_is_empty): New functions.
11065 (combine_predictions_for_bb): Use bb_predictions map. Call
11066 clear_bb_predictions.
11067 (tree_estimate_probability): Create and free bb_predictions map.
11068 * Makefile.in (predict.o): Add pointer-set.h dependency.
11069 * basic-block.h (struct basic_block_def): Remove predictions
11071 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
11073 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11076 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
11079 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11081 * timevar.c (timevar_print): Change reference of --disable-checking to
11082 --enable-checking=release. Also warn if assert checking is disabled.
11084 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11087 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
11088 decl as addressable if the compound literal was marked as
11090 Mark the decl as a gimple register if it is a complex or
11091 vector decl and does not live in memory.
11093 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11095 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
11096 (GENERIC_NEXT): New function macro.
11097 (PHI_CHAIN): Use phi_node's new chain variable.
11098 (tree_phi_node): Change tree_common to tree_base
11099 and add the chain field.
11100 * tree-phinodes.c (make_phi_node): Don't set
11101 TREE_TYPE on the new node.
11102 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
11103 instead of checking GIMPLE_TUPLE_P in chain_next.
11104 * tree-vect-transform.c
11105 (get_initial_def_for_induction): Look at
11106 PHI_RESULT_TREE for the type of the phi node.
11107 (update_vuses_to_preheader): Use PHI_CHAIN
11108 instead of TREE_CHAIN on the phi node.
11109 * tree-ssa-structalias.c (compute_points_to_sets):
11111 (ipa_pta_execute): Likewise.
11113 2007-04-21 Richard Guenther <rguenther@suse.de>
11115 PR middle-end/31136
11116 * fold-const.c (fold_unary): Call fold_convert_const on the
11119 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
11121 * gcse.c (store_killed_in_insn): Handle PARALLELs.
11122 (store_killed_in_pat): New.
11124 2007-04-20 Richard Henderson <rth@redhat.com>
11127 * config/i386/i386.c (type_has_variadic_args_p): Look for any
11128 TREE_LIST with a void_type_node value, not void_list_node exactly.
11130 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
11132 * doc/standards.texi: Re-arrange into language-specific
11133 subsections. Add a C++ section, documenting which standards we
11136 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
11138 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
11139 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
11141 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
11143 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
11144 ecrti.o and crtbegin.o.
11145 (LIB_DEFAULT_SPEC): Include -lc.
11146 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
11148 2007-04-20 Richard Henderson <rth@redhat.com>
11151 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
11152 argument; update all callers.
11153 (get_unaligned_offset): New.
11154 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
11155 get_unaligned_address, just pass on the address directly.
11156 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
11157 the subreg in the helper patterns.
11158 (unaligned_extendqidi_le): Use get_unaligned_offset.
11159 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
11160 (unaligned_extendhidi_be): Likewise.
11161 (unaligned_extendhidi): Tidy.
11162 * config/alpha/alpha-protos.h: Update.
11164 2007-04-20 Richard Henderson <rth@redhat.com>
11166 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
11167 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
11168 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
11169 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11170 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11171 (CPP_SPEC): Don't include %(cpp_subtarget).
11172 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
11173 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11174 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
11176 2007-04-20 Jakub Jelinek <jakub@redhat.com>
11178 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
11179 for __builtin_ia32_cmpordss.
11181 PR tree-optimization/31632
11182 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
11183 and arg1 for optimizations of comparison against min/max values.
11184 Fold arg0 to arg1's type for optimizations of comparison against
11185 min+1 and max-1 values.
11187 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
11189 * reload.c (combine_reloads): When trying to use a dying register,
11190 check whether it's uninitialized and don't use if so.
11192 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
11194 * fold-const.c: Remove prototypes for native_encode_expr and
11195 native_interpret_expr.
11196 (native_encode_expr): Make non-static.
11197 (native_interpret_expr): Likewise.
11198 * tree.h: Add prototypes for the above.
11200 2007-04-19 Joseph Myers <joseph@codesourcery.com>
11202 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
11203 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
11204 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
11205 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
11206 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
11207 Add length attributes.
11209 2007-04-19 Janis Johnson <janis187@us.ibm.com>
11211 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
11214 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
11215 __STDC_WANT_DEC_FP__.
11217 2007-04-19 Joseph Myers <joseph@codesourcery.com>
11219 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
11220 for long double compatibility.
11221 * configure: Regenerate.
11223 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
11225 PR rtl-optimization/29841
11226 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
11228 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
11229 that may cause control flow transfer from being moved.
11231 2007-04-18 Jan Hubicka <jh@suse.cz>
11233 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
11236 2007-04-18 Eric Christopher <echristo@apple.com>
11238 * config/rs6000/darwin.md (load_macho_picbase): Use link register
11239 only. Update operands.
11240 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
11241 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
11242 link register to pic register.
11244 2007-04-18 Dirk Mueller <dmueller@suse.de>
11246 PR diagnostic/31227
11247 * tree-vrp.c (search_for_addr_array): New.
11248 (check_array_bounds): Suppress warning about
11249 address taken of array refs if its not de-referenced.
11251 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11253 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
11254 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
11256 * tree-vectorizer.h (NITERS_KNOWN_P): New.
11257 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
11258 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
11260 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
11262 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
11264 (vect_analyze_scalar_cycles): Fix indentation.
11265 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
11266 (vect_mark_relevant): Include phis in relevance analysis.
11268 * tree-vect-transform.c (vect_transform_loop): Add an assert.
11270 2007-04-18 Anatoly Sokolov <aesok@post.ru>
11272 * config/avr/avr.c (ptrreg_to_str): Replace error() with
11273 output_operand_lossage().
11275 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11277 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
11278 the unused code for reduction without adjust-in-epilog to simplify the
11281 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
11283 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
11284 (S390_TDC_NEGATIVE_ZERO): New constant.
11285 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
11286 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
11287 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
11288 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
11289 (S390_TDC_POSITIVE_INFINITY): New constant.
11290 (S390_TDC_NEGATIVE_INFINITY): New constant.
11291 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
11292 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
11293 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
11294 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
11295 (S390_TDC_INFINITY): New constant.
11296 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
11297 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
11298 optimization for UNSPEC_CCZ_TO_INT.
11299 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
11300 ("*ccz_to_int"): New insn.
11301 ("isinf<mode>2"): New insn.
11302 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
11303 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
11304 (UNSPEC_CCZ_TO_INT): New constant.
11306 2007-04-18 Richard Guenther <rguenther@suse.de>
11308 PR tree-optimization/19431
11309 PR tree-optimization/21463
11310 * tree-pass.h (pass_phiprop): Declare.
11311 * passes.c (init_optimization_passes): New phiprop pass.
11312 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
11313 (phivn_valid_p): New helper function.
11314 (phiprop_insert_phi): Likewise.
11315 (propagate_with_phi): Likewise.
11316 (tree_ssa_phiprop): New propagator propagating loads
11317 through phi nodes if profitable.
11319 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11321 * tree-vect-analyze.c (process_use): New function.
11322 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
11323 Check phis in all bbs.
11324 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
11327 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
11329 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
11332 2007-04-17 Anatoly Sokolov <aesok@post.ru>
11335 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
11338 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
11340 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
11342 (sse_vmmulv4sf3): Likewise.
11343 (sse2_vmaddv2df3): Likewise.
11344 (sse2_vmmulv2df3): Likewise.
11346 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
11348 PR rtl-optimization/31360
11349 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
11350 (target_reg_cost): New.
11351 (init_set_costs): Initialize target_reg_cost. Add comments
11352 regarding the rationale of the costs.
11353 (global_cost_for_size): Renamed to...
11354 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
11355 of register pressure.
11356 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
11357 estimate_reg_pressure_cost. Add number of ivs.
11358 (determine_set_costs): Dump target_reg_cost.
11359 * loop-invariant.c (gain_for_invariant): Use
11360 estimate_reg_pressure_cost. Removed n_inv_uses argument.
11361 (best_gain_for_invariant, find_invariants_to_move): Remove
11363 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
11364 (target_reg_cost): Declare.
11365 (global_cost_for_size): Declaration removed.
11366 (estimate_reg_pressure_cost): Declare.
11368 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
11370 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
11371 regnos into even/odd register pairs.
11372 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
11373 TDmode similar to the other floating point modes.
11374 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
11375 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
11377 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
11378 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
11379 (movdd_hardfloat64): Use TARGET_MFPGPR.
11381 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
11383 * reload1.c (delete_output_reload): Don't count output in n_inherited.
11386 2005-01-05 Richard Henderson <rth@redhat.com>
11388 * reload1.c (do_input_reload): Restrict the optimization deleteing
11389 a previous output reload to RELOAD_FOR_INPUT.
11391 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
11393 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
11394 induc_vec_info_type.
11395 (vectorizable_induction): New function declaration.
11396 * tree-vect-transform.c (get_initial_def_for_induction): No need to
11397 check if already vectorized. Find first place in BB where new stmts
11398 can be inserted. Takes only one argument.
11399 (vectorizable_induction): New function.
11400 (vect_transform_stmt): Add case for induc_vec_info_type to call
11401 vectorizable_induction.
11402 (vect_transform_loop): Consider phis for vectorization.
11403 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
11405 (analyze_operations): Call vectorizable_induction when analyzing phis.
11407 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
11408 (vect_mark_relevant): Include phis in relevance analysis.
11409 (vect_mark_stmts_to_be_vectorize): Likewise.
11410 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
11412 2007-04-16 Lawrence Crowl <crowl@google.com>
11414 * doc/invoke.texi (Debugging Options): Add documentation for the
11415 -femit-struct-debug options -femit-struct-debug-baseonly,
11416 -femit-struct-debug-reduced, and
11417 -femit-struct-debug-detailed[=...].
11419 * c-opts.c (c_common_handle_option): Add
11420 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
11421 and OPT_femit_struct_debug_detailed_.
11422 * c.opt: Add specifications for
11423 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
11424 and -femit-struct-debug-detailed[=...].
11425 * opts.c (set_struct_debug_option): Parse the
11426 -femit-struct-debug-... options.
11427 * opts.c (matches_main_base, main_input_basename,
11428 main_input_baselength, base_of_path, matches_main_base): Add
11429 variables and functions to compare header base name to compilation
11431 * opts.c (should_emit_struct_debug): Add to determine to emit a
11432 structure based on the option.
11433 (dump_struct_debug) Also disabled function to debug this
11435 * opts.c (handle_options): Save the base name of the
11438 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
11439 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
11440 This hook indicates if a type is generic. Set it by default
11441 to "never generic".
11442 * langhooks.h (struct lang_hooks_for_types): Add a new hook
11443 to determine if a struct type is generic or not.
11444 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
11445 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
11446 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
11447 with live C++ hook.
11449 * flags.h (enum debug_info_usage): Add an enumeration to describe
11450 a program's use of a structure type.
11451 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
11452 to indicate the program's usage of the type. Filter structs based
11453 on the -femit-struct-debug-... specification.
11454 (gen_type_die): Split into two routines, gen_type_die and
11455 gen_type_die_with_usage. gen_type_die is now a wrapper
11456 that assumes direct usage.
11457 (gen_type_die_with_usage): Replace calls to gen_type_die
11458 with gen_type_die_with_usage adding the program usage of
11459 the referenced type.
11460 (dwarf2out_imported_module_or_decl): Suppress struct debug
11461 information using should_emit_struct_debug when appropriate.
11463 2007-04-16 Ian Lance Taylor <iant@google.com>
11465 PR tree-optimization/31522
11466 * tree-vrp.c (vr_phi_edge_counts): New static variable.
11467 (vrp_initialize): Allocate vr_phi_edge_counts.
11468 (vrp_visit_phi_node): Don't push to infinity if we saw a new
11469 executable edge. Drop test for all constants.
11470 (vrp_finalize): Free vrp_phi_edge_counts.
11472 * doc/cpp.texi (Common Predefined Macros): Clarify description of
11473 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11475 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
11476 predecessors at head rather than tail.
11478 2007-04-16 Matthias Klose <doko@debian.org>
11480 * config/alpha/linux.h (CPP_SPEC): Define.
11481 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
11483 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
11485 * function.h: Remove sequence_stack extern declaration.
11487 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
11489 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
11491 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
11494 2007-04-16 Anatoly Sokolov <aesok@post.ru>
11496 * config/avr/avr.c (avr_arch_types): Rearranging array.
11497 (enum avr_arch): Add.
11498 (avr_mcu_types): Use avr_arch enumeration constants instead of
11500 * config/avr/avr.h (LINK_SPEC): Simplify.
11502 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
11504 * config/m68k/m68k.c (m68k_libcall_value,
11505 m68k_function_value): Use macros for register names more.
11507 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
11509 (M68K_REGNAME): Use A6_REG.
11510 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
11512 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11514 PR middle-end/28071
11515 * sched-int.h (struct deps): Split field 'pending_lists_length' into
11516 'pending_read_list_length' and 'pending_write_list_length'. Update
11518 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
11519 to handle two length counters instead of one. Update all uses.
11520 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
11521 two length counters instead of one.
11522 * sched-rgn.c (propagate_deps): Update to handle two length counters
11525 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
11528 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
11529 copy of source, pass it to ix86_expand_vector_set and return
11532 2007-04-16 David Ung <davidu@mips.com>
11533 Joseph Myers <joseph@codesourcery.com>
11535 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
11536 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
11537 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
11538 Add 74K processor information.
11539 * config/mips/mips.md: Include 74k.md.
11540 (cpu): Add 74kc,74kf,74kx.
11541 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
11542 * config/mips/74k.md: New.
11543 * doc/invoke.texi (MIPS Options): Document 74K support.
11545 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
11547 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
11548 vectorizable_* functions.
11549 * tree-vect-transform.c (vectorizable_call): Add check for
11550 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
11551 (vectorizable_store): likewise.
11552 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
11554 (vectorizable_operation, vectorizable_type_demotion): Likewise.
11555 (vectorizable_type_promotion, vectorizable_load): Likewise.
11556 (vectorizable_live_operation, vectorizable_condition): Likewise.
11557 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
11559 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
11561 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
11563 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
11564 register numbers more.
11565 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
11566 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
11567 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
11568 FUNCTION_VALUE_REGNO_P): Likewise.
11569 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
11570 STATIC_CHAIN_REGNUM): Likewise.
11571 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
11572 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
11573 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
11574 * config/m68k/m68k.md (FP_REG): New.
11576 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
11578 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
11581 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
11583 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
11584 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
11587 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11589 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
11592 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
11595 * c-decl.c (finish_decl): Grab the type of the decl after the call
11596 to store_init_value.
11598 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
11600 * common.opt (fforward-propagate): Fix "Optimization" annotation.
11602 2007-04-14 Jakub Jelinek <jakub@redhat.com>
11605 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
11606 dominators, post dominators and cleanup cfg before returning.
11608 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
11610 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
11611 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
11613 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
11615 * config.gcc: Recognize fido.
11616 * config/m68k/m68k-devices.def (fidoa): New.
11617 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
11619 (FL_FIDOA, TARGET_FIDOA): New.
11620 * config/m68k/m68k.opt (mfidoa): New.
11622 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11624 PR middle-end/31322
11625 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
11626 when a personality function is used.
11628 2007-04-13 Bob Wilson <bob.wilson@acm.org>
11630 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
11632 2007-04-13 Mike Stump <mrs@apple.com>
11634 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
11636 * config/darwin.opt (fapple-kext): Make C++ only.
11637 * config/darwin.c (darwin_override_options): Remove code to ensure
11638 -fapple-kext is given for C++ only.
11640 2007-04-13 Richard Sandiford <richard@codesourcery.com>
11642 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
11643 * config/mips/mips.c (override_options): Call
11644 SUBTARGET_OVERRIDE_OPTIONS, if defined.
11646 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
11648 * config/i386/i386.opt (msvr3-shlib): Removed.
11650 * doc/invoke.texi: Remove -msvr3-shlib.
11652 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
11654 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
11655 with "popcnt" instruction.
11657 2007-04-13 Richard Guenther <rguenther@suse.de>
11659 PR tree-optimization/21258
11660 * tree-vrp.c (compare_case_labels): New helper.
11661 (find_switch_asserts): New function.
11662 (find_assert_locations): Call it for SWITCH_EXPRs.
11664 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
11666 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
11667 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
11668 check is now implied in X87_FLOAT_MODE_P.
11669 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
11670 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
11671 (fix_trunc<mode>_i386_fisttp): Ditto.
11672 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
11673 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
11674 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
11675 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
11676 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
11677 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
11678 (unnamed_splitters): Ditto.
11679 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
11680 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
11681 FIRST_SSE_REG for local functions when SSE math is enabled or
11682 for functions with sseregparm attribute.
11683 (standard_80387_constant_p): Return -1 if mode is not
11685 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
11686 (ix86_expand_compare): Ditto.
11687 (ix86_expand_carry_flag_compare): Ditto.
11688 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
11689 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
11690 DECIMAL_FLOAT_MODE_P.
11691 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
11692 of SCALAR_FLOAT_MODE_P.
11693 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
11694 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
11695 checks before FLOAT_MODE_P.
11696 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
11697 before FLOAT_MODE_P.
11702 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
11704 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
11705 Charles Wilson <libtool@cwilson.fastmail.fm>
11707 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
11708 (libgcc.mvars): Don't depend on them.
11709 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
11710 * exec-tool.in: New.
11712 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
11714 * doc/invoke.text (--help): Document --help=common.
11716 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
11718 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
11720 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11722 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
11723 * genemit.c (main): Emit #include "integrate.h".
11724 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
11725 (LOADGP_RTP): New mips_loadgp_style.
11726 * config/mips/mips.h: Include config/vxworks-dummy.h.
11727 (TARGET_RTP_PIC): New macro.
11728 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
11729 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
11730 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
11731 for TARGET_RTP_PIC.
11732 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
11733 -mvxworks-pic when using -mrtp and a PIC option.
11734 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
11736 (mips_symbolic_constant_p, mips_symbolic_address_p)
11737 (mips_symbol_insns): Handle SYMBOL_HALF.
11738 (override_options): Warn about -G and -mrtp being used together.
11739 Initialize mips_lo_relocs[SYMBOL_HALF].
11740 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
11741 (mips_emit_loadgp): Handle LOADGP_RTP.
11742 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
11743 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
11744 (tablejump): Handle function-relative case table entries if
11746 * config/mips/predicates.md (symbol_ref_operand): New predicate.
11748 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11750 * config/mips/mips.md (load_call<mode>): Allow any general register.
11752 (sibcall_value_internal, sibcall_value_multiple_internal)
11753 (call_value_internal, call_value_split, call_value_multiple_internal)
11754 (call_value_multiple_split): Remove constraints from operand 0.
11756 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11758 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
11759 rather than loadgp_noshared.
11760 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
11761 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
11763 * config/mips/mips.md (loadgp): Rename to...
11764 (loadgp_newabi): ...this.
11765 (loadgp_noshared): Rename to...
11766 (loadgp_absolute): ...this.
11768 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11770 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
11771 false for locally-binding symbols.
11772 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
11774 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11776 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
11777 (SYMBOL_GOT_PAGE_OFST): ...this.
11778 (SYMBOL_GOT_GLOBAL): Rename to...
11779 (SYMBOL_GOT_DISP): ...this.
11780 (SYMBOL_GOTOFF_GLOBAL): Rename to...
11781 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
11782 * config/mips/mips.c (mips_global_symbol_p): New function.
11783 (mips_symbol_binds_local_p): Likewise.
11784 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
11785 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
11786 mips_global_symbol_p and mips_symbol_binds_local_p.
11787 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
11788 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
11789 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
11790 SYMBOL_GOTOFF_DISP.
11791 (mips_ok_for_lazy_binding_p): New function.
11792 (mips_load_call_address, mips_expand_call): Use it.
11793 (mips_dangerous_for_la25_p): Likewise.
11794 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
11795 (*got_disp<mode>): Use got_disp_operand instead of
11796 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
11797 SYMBOL_GOTOFF_GLOBAL.
11798 (*got_page<mode>): Use got_page_ofst_operand instead of
11800 * config/mips/predicates.md (const_call_insn_operand): Use
11801 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
11802 (global_got_operand): Rename to...
11803 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
11805 (local_got_operand): Rename to...
11806 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
11807 of SYMBOL_GOT_LOCAL.
11809 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11811 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
11812 TARGET_CALL_CLOBBERED_GP.
11813 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
11814 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
11815 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
11816 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
11817 of TARGET_ABICALLS && !TARGET_NEWABI.
11818 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
11819 * config/mips/mips.c (mips_load_call_address): Check
11820 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
11821 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
11822 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
11823 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
11824 TARGET_ABICALLS && TARGET_NEWABI.
11825 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
11827 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
11828 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
11829 TARGET_ABICALLS && TARGET_NEWABI.
11830 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
11831 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
11832 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
11833 whether indirect calls must use $25.
11834 (mips_extra_live_on_entry): Check TARGET_GOT instead of
11836 * config/mips/mips.md (jal_macro): Check flag_pic and
11837 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
11838 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
11839 instead of TARGET_ABICALLS.
11840 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
11841 TARGET_ABICALLS && TARGET_OLDABI.
11842 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
11843 (sibcall): In the comment above the define_insn, mention
11844 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
11845 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
11846 instead of TARGET_ABICALLS.
11848 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
11850 * doc/md.texi (Blackfin family constraints): Document PA and PB.
11851 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
11852 (MACFLAGS_MATCH_P): New macro.
11853 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
11854 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
11855 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
11856 the other MACFLAG constants.
11857 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
11858 (flag_machi): Tighten constraints. Renumber some of the operands.
11859 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
11861 (flag_machi_parts_acconly): New pattern.
11862 (flag_macinithi): Tighten constraints. Allow any accumulator to be
11864 (flag_macinit1hi): Tighten constraints.
11865 (flag_mul_macv2hi_parts_acconly): New pattern.
11867 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
11868 Use a more efficient implementation.
11869 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
11870 inline sequences when not optimizing for size.
11872 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
11873 movhi_high2low): Delete, merge functionality into...
11874 (packv2hi): ... this pattern.
11876 2007-02-11 Jie Zhang <jie.zhang@analog.com>
11877 * config/bfin/bfin.opt (msim): New option.
11878 (mcpu=): New option.
11879 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
11880 (bfin_cpu_t): Typedef of enum bfin_cpu.
11881 (bfin_cpu_type): New declaration.
11882 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
11883 -msim and -mcpu= options.
11884 (LIB_SPEC): Likewise.
11885 * config/bfin/bfin.c (bfin_cpu_type): Define.
11886 (bfin_handle_option): Handle -mcpu= option.
11887 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
11888 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
11889 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
11891 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11893 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
11894 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
11895 (powerpc-wrs-vxworksae): Use ${tm_file}.
11896 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
11897 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
11898 * config/i386/vx-common.h: New file.
11900 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11902 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
11905 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
11907 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
11910 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
11914 * c-common.c (c_build_qualified_type): Set canonical type
11917 2007-04-12 Richard Guenther <rguenther@suse.de>
11919 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
11920 lower bound and element size if lower bound is not zero
11921 or either of the ARRAY_REF operands is set.
11923 2007-04-12 Richard Guenther <rguenther@suse.de>
11925 PR tree-optimization/24689
11926 PR tree-optimization/31307
11927 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
11929 * gimplify.c (canonicalize_addr_expr): To be consistent with
11930 gimplify_compound_lval only set operands two and three of
11931 ARRAY_REFs if they are not gimple_min_invariant. This makes
11932 it never at this place.
11933 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11935 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11937 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
11938 null before emitting a .nsubspa directive.
11940 2007-04-11 Diego Novillo <dnovillo@redhat.com>
11942 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
11943 need_to_partition_p if there are no memory statements in the
11946 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11948 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
11949 (gcd_of_steps_may_divide_p): New function.
11950 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
11952 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
11954 * reload.c (find_reloads_toplev, find_reloads_address,
11955 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
11956 not a pointer equality test, to decide if we need to call
11957 push_reg_equiv_alt_mem.
11959 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
11961 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
11962 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
11964 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
11966 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11968 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
11969 vector to be positive.
11971 2007-04-11 Diego Novillo <dnovillo@redhat.com>
11975 * doc/invoke.texi: Document --params max-aliased-vops and
11977 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
11978 debug_memory_partitions): Move to tree-flow.h
11979 * params.h (AVG_ALIASED_VOPS): Define.
11980 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
11982 (mp_info_t): Likewise.
11983 (get_mem_sym_stats_for): New.
11984 (set_memory_partition): Move from tree-flow-inline.h.
11985 (mark_non_addressable): Only clear the set of symbols for the
11986 partition if it exists.
11987 (dump_memory_partitions): Move from tree-ssa-operands.c
11988 (debug_memory_partitions): Likewise.
11989 (need_to_partition_p): New.
11990 (dump_mem_ref_stats): New.
11991 (debug_mem_ref_stats): New.
11992 (dump_mem_sym_stats): New.
11993 (debug_mem_sym_stats): New.
11994 (update_mem_sym_stats_from_stmt): New.
11995 (compare_mp_info_entries): New.
11996 (mp_info_cmp): Call it.
11997 (sort_mp_info): Change argument to a list of mem_sym_stats_t
11999 (get_mpt_for): Move from tree-ssa-operands.c.
12000 (find_partition_for): New.
12001 (create_partition_for): Remove.
12002 (estimate_vop_reduction): New.
12003 (update_reference_counts): New.
12004 (build_mp_info): New.
12005 (compute_memory_partitions): Refactor.
12006 Document new heuristic.
12007 Call build_mp_info, update_reference_counts,
12008 find_partition_for and estimate_vop_reduction.
12009 (compute_may_aliases): Populate virtual operands before
12010 calling debugging dumps.
12011 (delete_mem_sym_stats): New.
12012 (delete_mem_ref_stats): New.
12013 (init_mem_ref_stats): New.
12014 (init_alias_info): Call it.
12015 (maybe_create_global_var): Remove alias_info argument.
12016 Get number of call sites and number of pure/const call sites
12017 from gimple_mem_ref_stats().
12018 (dump_alias_info): Call dump_memory_partitions first.
12019 (dump_points_to_info_for): Show how many times a pointer has
12021 * opts.c (decode_options): For -O2 set --param
12022 max-aliased-vops to 500.
12023 For -O3 set --param max-aliased-vops to 1000 and --param
12024 avg-aliased-vops to 3.
12025 * fortran/options.c (gfc_init_options): Remove assignment to
12027 * tree-flow-inline.h (gimple_mem_ref_stats): New.
12028 * tree-dfa.c (dump_variable): Dump memory reference
12030 Dump NO_ALIAS* settings.
12031 (referenced_var_lookup): Tidy.
12032 (mem_sym_stats): New.
12033 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
12034 and ORIG are different SSA names for a memory partition.
12035 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
12036 * tree-flow.h (struct mem_sym_stats_d): Define.
12037 (mem_sym_stats_t): Define.
12038 (struct mem_ref_stats_d): Define.
12039 (struct gimple_df): Add field mem_ref_stats.
12040 (enum noalias_state): Define.
12041 (struct var_ann_d): Add bitfield noalias_state.
12042 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
12043 debug_mem_ref_stats, debug_memory_partitions,
12044 debug_mem_sym_stats): Declare.
12045 * tree-ssa-structalias.c (update_alias_info): Update call
12046 sites, pure/const call sites and asm sites in structure
12047 returned by gimple_mem_ref_stats.
12048 Remove local variable IS_POTENTIAL_DEREF.
12049 Increase NUM_DEREFS if the memory expression is a potential
12051 Call update_mem_sym_stats_from_stmt.
12052 If the memory references memory, call
12053 update_mem_sym_stats_from_stmt for all the direct memory
12054 symbol references found.
12055 (intra_create_variable_infos): Set noalias_state field for
12056 pointer arguments according to the value of
12057 flag_argument_noalias.
12058 * tree-ssa-structalias.h (struct alias_info): Remove fields
12059 num_calls_found and num_pure_const_calls_found.
12060 (update_mem_sym_stats_from_stmt): Declare.
12061 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
12062 Set default value to 100.
12063 (PARAM_AVG_ALIASED_VOPS): Define.
12065 2007-04-11 Richard Guenther <rguenther@suse.de>
12067 PR middle-end/31530
12068 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
12069 a * -b + c as c - a * b if we honor sign dependent rounding.
12071 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12073 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
12074 bfin_expand_strmov.
12075 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
12076 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
12078 (initialize_trampoline): Don't use old-style function definition.
12079 (bfin_secondary_reload): Mark IN_P argument as unused.
12081 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
12083 PR tree-optimization/31343
12084 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
12085 (build_polynomial_chrec): Return a scalar when the evolution is zero.
12086 * testsuite/gcc.dg/vect/pr31343.c: New.
12088 2007-04-10 Eric Christopher <echristo@apple.com>
12090 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
12091 * config/i386/i386.md (*cmpfp0): Use.
12092 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12093 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12094 (fix_trunc<mode>_i386_fisttp): Ditto.
12095 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12096 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12097 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12098 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12099 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12100 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12101 (unnamed_splitters): Ditto.
12102 * config/i386/i386.c (output_fix_trunc): Assert that
12103 we're not being passed a TFmode operand.
12105 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
12107 PR tree-optimization/31526
12108 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
12109 n_basic_blocks to find newly added blocks.
12111 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
12113 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
12115 (fix_trunc<mode>si_sse): Ditto.
12116 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
12117 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
12118 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
12119 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
12120 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
12121 expander using SSEMODEF mode macro.
12122 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
12123 expander using SSEMODEF mode macro.
12124 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
12125 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
12126 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
12127 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
12128 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
12129 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
12130 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
12131 Macroize insn using X87MODEF mode macro.
12133 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
12135 * config/i386/sse.md (sse2_pinsrw): Removed.
12136 (sse2_pextrw): Renamed to ...
12137 (*sse2_pextrw): This.
12139 2007-04-09 Jan Hubicka <jh@suse.cz>
12142 * config/i386/sse.md
12143 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
12144 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
12145 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
12146 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
12148 2007-04-09 Jan Hubicka <jh@suse.cz>
12150 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
12151 multiple fields of union.
12153 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
12155 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
12156 (create_preheaders): Check that loops are available.
12157 (fix_loop_structure): Clean up, improve comments.
12158 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
12159 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
12161 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
12162 * predict.c (tree_estimate_probability): Do not call
12163 calculate_dominance_info. Call create_preheaders.
12164 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
12165 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
12167 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
12168 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
12169 * tree-cfg.c (tree_split_edge): Make an assert more precise.
12170 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
12173 2007-04-08 Jan Hubicka <jh@suse.cz>
12175 * tree.h (maybe_fold_offset_to_component_ref): Declare.
12176 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
12177 * fold-const.c (fold_unary): Use it.
12179 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
12181 * varasm.c (assemble_variable): Remove call to
12182 lang_hooks.decls.prepare_assemble_variable.
12183 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
12184 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
12185 * langhooks.h (lang_hooks_for_decls): Remove
12186 prepare_assemble_variable.
12188 2007-04-08 Mike Stump <mrs@apple.com>
12190 * config/i386/i386.c: Use inc/dec on Core2.
12192 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
12194 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
12195 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
12196 lhd_tree_inlining_end_inlining): Remove.
12197 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
12198 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
12199 end_inlining hooks.
12200 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
12201 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
12202 lhd_tree_inlining_end_inlining): Remove prototypes.
12203 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
12204 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
12205 LANG_HOOKS_TREE_INLINING_START_INLINING,
12206 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
12208 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
12211 2007-04-08 Anatoly Sokolov <aesok@post.ru>
12214 * config/avr/predicates.md (io_address_operand): Delete predicate.
12215 (low_io_address_operand): Don't use 'mode' argument.
12216 (higth_io_address_operand): Rename ...
12217 (high_io_address_operand): ... to this. Don't use 'mode' argument.
12218 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
12221 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
12223 Revert change removing staticp.
12225 2007-04-07 Anatoly Sokolov <aesok@post.ru>
12228 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
12231 2007-04-07 Bruce Korb <bkorb@gnu.org>
12233 * c.opt: Add -Wformat-contains-nul.
12234 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
12236 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
12237 the NUL byte warning.
12239 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
12241 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
12243 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
12245 * tree.c (staticp): No longer use staticp langhook.
12246 * langhooks.c (lhd_staticp): Removed.
12247 * langhooks.h (struct lang_hooks): Remove staticp.
12248 * c-common.c (c_staticp): Remove.
12249 * c-common.h (c_staticp): Ditto.
12250 * langhooks-defs.h (lhd_staticp): Ditto.
12251 (LHD_HOOKS_STATICP): Ditto
12252 * tree.h (gcc_assert_lowered): New macro.
12254 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
12256 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
12257 argument "reliable".
12258 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
12259 Add argument "reliable". Propagate it through calls.
12260 (infer_loop_bounds_from_undefined): Derive number of iterations
12261 estimates from references in blocks that do not dominate loop latch.
12262 (gcov_type_to_double_int): New function.
12263 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
12264 and expected_loop_iterations_unbounded.
12265 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
12266 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
12267 * tree-data-ref.c (estimated_loop_iterations): Export.
12268 (get_references_in_stmt): Fix -- do not return addresses of local
12270 * cfgloop.h (expected_loop_iterations_unbounded,
12271 estimated_loop_iterations): Declare.
12273 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12275 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12277 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
12279 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
12280 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
12281 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
12282 Use output_387_reg_move().
12283 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
12284 expander using X87MODEF12 mode macro.
12285 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
12286 choosing register preferences. Use output_387_reg_move().
12287 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
12288 instead of "x". Use output_387_reg_move().
12289 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
12290 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
12291 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
12292 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
12293 Use output_387_reg_move().
12294 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
12296 (*truncxf?f_i387 splitter): Ditto.
12298 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
12300 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
12301 LANG_HOOKS_SAFE_FROM_P.
12302 * expr.c (safe_from_p): Remove langhook call.
12303 * langhooks.h (lang_hooks): Remove safe_from_p.
12304 (lhd_safe_from_p): Remove prototype.
12305 * langhooks.c (lhd_safe_from_p): Remove.
12307 2007-04-06 Jan Hubicka <jh@suse.cz>
12309 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
12312 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
12314 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
12315 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
12316 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
12317 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
12319 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
12320 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
12322 2007-04-05 Richard Henderson <rth@redhat.com>
12324 * config/alpha/alpha.c (print_operand) [+]: Remove.
12325 (alpha_end_function): Print nop if call at end of function.
12326 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
12327 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
12328 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
12329 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
12330 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
12331 the call pattern. Update peepholes to match.
12333 2007-04-05 Janis Johnson <janis187@us.ibm.com>
12335 * doc/extend.texi (Other Builtins): Add decimal float variants
12337 * builtins.def: Ditto.
12338 * builtins.c (expand_builtin): Ditto.
12340 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
12341 H.J. Lu <hongjiu.lu@intel.com>
12344 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
12345 of V8HImode when calling ix86_binary_operator_ok.
12346 (sse2_pmaddwd): Call ix86_binary_operator_ok.
12347 (sdot_prodv8hi): Operands 1 and 2 must be register.
12349 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12351 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12352 initialize align to silence bogus warning.
12354 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12356 PR middle-end/22156
12357 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12359 (struct sra_walk_fns): Remove use_all parameter from use.
12360 (sra_hash_tree): Handle BIT_FIELD_REFs.
12361 (sra_elt_hash): Don't hash bitfld blocks.
12362 (sra_elt_eq): Skip them in parent compares as well. Handle
12364 (sra_walk_expr): Don't maintain or pass down use_all_p.
12365 (scan_use): Remove use_all parameter.
12366 (scalarize_use): Likewise. Re-expand assignment to
12367 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12368 output, and re-scalarize after output. Don't mark anything
12370 (scalarize_ldst): Adjust.
12371 (scalarize_walk_gimple_modify_statement): Likewise.
12372 (build_element_name_1): Handle BIT_FIELD_REFs.
12373 (instantiate_element): Don't warn for any element whose parent
12374 is used as a whole.
12375 (instantiate_missing_elements_1): Return the sra_elt.
12376 (canon_type_for_field): New.
12377 (try_instantiate_multiple_fields): New.
12378 (instantiate_missing_elemnts): Use them.
12379 (mark_no_warning): Removed.
12380 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12381 (REPLDUP, sra_build_elt_assignment): New.
12382 (generate_copy_inout): Use them.
12383 (generate_element_copy): Likewise. Handle bitfld differences.
12384 (generate_element_zero): Don't recurse for blocks. Use
12385 sra_build_elt_assignment.
12386 (generate_one_element_int): Take elt instead of var. Use
12387 sra_build_elt_assignment.
12388 (generate_element_init_1): Adjust.
12389 (scalarize_use, scalarize_copy): Use REPLDUP.
12390 (scalarize_ldst): Move assert before dereference.
12391 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12393 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
12395 * regmove.c: Fix unused variable warnings due to previous commit.
12397 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
12399 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
12400 (regmove_bb_head): Remove.
12401 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
12402 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
12403 problems with fixup_match_1.
12404 Don't initialize/free regmove_bb_head.
12406 (reg_is_remote_constant_p): If an insn is in the same basic block
12407 but not before INSN, consider it remote, too.
12409 2007-04-05 Anatoly Sokolov <aesok@post.ru>
12412 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
12413 DECL_ASSEMBLER_NAME, not the DECL_NAME.
12415 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
12417 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
12418 (CONDITIONAL_REGISTER_USAGE): Likewise.
12420 2007-04-04 Richard Henderson <rth@redhat.com>
12422 * config/alpha/lib1funcs.asm: Remove unused file.
12424 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
12427 * opts.c (print_specific_help): Fix --help=<language>
12429 (common_handle_option): Support --help=common.
12431 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
12434 * gcc.c (main): Do not run the linker if
12435 print_subprocess_help indicates that it shouldn't be
12438 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
12441 * doc/invoke.texi (--help=): Document <languages> value, fix
12442 formatting in tables of values.
12444 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
12446 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
12447 dllimport attribute of virtual methods.
12449 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
12451 * config/score/crti.asm: Change _bss_start to __bss_start.
12452 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
12453 (OUTGOING_REG_PARM_STACK_SPACE) update.
12454 * config/score/score.opt: add options to make backend support
12455 score5, score5u, score7 and score7d.
12456 * config/score/score.md: Likewise.
12457 * config/score/misc.md: Likewise.
12458 * config/score/mac.md: Likewise.
12459 * doc/invoke.texi: Likewise.
12460 * doc/md.texi: update constraints define.
12462 2007-04-03 Richard Henderson <rth@redhat.com>
12464 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
12465 an appropriate type, use the mode instead.
12467 2007-04-03 Richard Sandiford <richard@codesourcery.com>
12469 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
12470 Set the default --with-arch setting to mips2.
12471 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
12472 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
12473 (MULTILIB_OSDIRNAMES): Delete.
12474 (MULTILIB_DIRNAMES): Define.
12475 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
12476 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
12477 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
12478 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
12479 VXWORKS_OS_CPP_BUILTINS.
12480 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
12481 (MIPS_DEBUGGING_INFO): Undefine.
12482 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
12484 2007-04-03 Jakub Jelinek <jakub@redhat.com>
12486 PR middle-end/30704
12487 * fold-const.c (native_encode_real): Encode real.c provided longs
12488 as a series of 32-bit native integers.
12489 (native_interpret_real): Interpret buffer as a series of 32-bit
12492 2007-04-03 Richard Guenther <rguenther@suse.de>
12494 * genpreds.c (write_insn_constraint_len): Write function
12495 optimized for CONSTRAINT_LEN implementation.
12496 (write_tm_preds_h): Output insn_constraint_len inline and
12497 use it for CONSTRAINT_LEN.
12498 (write_insn_preds_c): Don't output insn_constraint_len.
12499 * doc/md.texi (define_register_constraint): Document multi-letter
12500 constraints shall have the same length if they start with the same
12503 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
12506 * config/i386/i386.md (isinf<mode>2): Expand only when
12507 TARGET_C99_FUNCTIONS is set.
12509 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
12511 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
12512 (x86_64-*-linux*): Ditto.
12513 * config/i386/i386.opt (mpc): New option.
12514 * config/i386/i386.c (overrride_options): Handle
12515 ix87_precision_string.
12516 * config/i386/crtprec.c: New file.
12517 * config/i386/t-crtpc: Ditto.
12518 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
12519 and -mpc80 options.
12520 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
12521 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
12522 crtprec32.o, crtprec64.o and crtprec80.o.
12524 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
12525 and -mpc80 options.
12526 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
12528 2007-04-02 Eric Christopher <echristo@apple.com>
12530 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
12531 limitations on darwin.
12533 2007-04-02 Anatoly Sokolov <aesok@post.ru>
12536 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
12538 2007-04-02 Dave Korn <dave.korn@artimi.com>
12540 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
12542 2007-04-02 Dave Korn <dave.korn@artimi.com>
12544 * libgcc2.h (exception_descriptor): Don't forward-declare.
12545 (__get_eh_table_language, __get_eh_table_version): Delete
12546 prototypes of long-dead functions.
12548 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
12550 * ebitmap.h: New file
12551 * ebitmap.c: New file
12552 * Makefile.in (ebitmap.o): New target.
12554 2007-04-01 Jan Hubicka <jh@suse.cz>
12556 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
12557 before very first instruction.
12559 2007-04-01 Jan Hubicka <jh@suse.cz>
12561 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
12562 waring on 64bit hosts.
12563 * bitmap.h: Fix typo in bitmap_head_def.
12565 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
12567 PR rtl-optimization/31391
12568 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
12569 into a DELETED_LABEL note, and the label is in an empty basic
12570 block, update BB_END as well as BB_HEAD.
12572 2007-04-01 Richard Henderson <rth@redhat.com>
12574 PR tree-optimization/31169
12575 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
12576 to varying if the range is outside [0, prec-1].
12578 2007-04-01 Richard Sandiford <richard@codesourcery.com>
12581 * config/mips/mips.md (load_const_gp): New insn.
12582 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
12583 the MIPS16 GP pseudo register if no_new_pseudos.
12584 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
12586 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
12589 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
12591 (call_value): Likewise.
12593 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
12594 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12597 * doc/invoke.texi: (optimization options): Reword description
12598 of -ffast-math. Document its primary purpose.
12600 2007-03-31 Richard Guenther <rguenther@suse.de>
12602 * omp-low.c (splay-tree.h): Include.
12603 (lookup_decl): Replace splay-tree usage by pointer-map.
12604 (maybe_lookup_decl): Likewise.
12605 (new_omp_context): Likewise.
12606 (delete_omp_context): Likewise.
12607 * gimplify.c (splay-tree.h): Include.
12608 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
12610 (remap_ssa_name): Likewise.
12611 (remap_decl): Likewise.
12612 (remap_type_1): Likewise.
12613 (remap_type): Likewise.
12614 (copy_body_r): Likewise.
12615 (expand_call_inline): Likewise.
12616 (clone_body): Likewise.
12617 (copy_tree_r): Likewise.
12618 (remap_save_expr): Likewise.
12619 (unsave_r): Likewise.
12620 (unsave_expr_now): Likewise.
12621 (tree_function_versioning): Likewise.
12622 (build_duplicate_type): Likewise.
12623 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
12624 (struct copy_body_data): Replace splay-tree by pointer-map.
12625 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
12626 not $(SPLAY_TREE_H).
12627 (gimplify.o): Depend on $(SPLAY_TREE_H).
12628 (omp-low.p): Likewise.
12630 2007-03-31 Anatoly Sokolov <aesok@post.ru>
12632 * config/avr/predicates.md (even_register_operand,
12633 odd_register_operand): New predicates.
12634 * config/avr/avr.md (movw peephole2): New.
12635 (movw_r peephole2): New.
12637 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
12639 * tree.h (get_signed_or_unsigned_type): New.
12640 * fold-const.c (operand_equal_for_comparison_p): Use
12641 get_signed_or_unsigned_type instead of
12642 lang_hooks.types.signed_or_unsigned_type.
12643 * expr.c (store_expr): Ditto.
12644 * langhooks.c (get_signed_or_unsigned_type): New.
12645 (lhd_signed_or_unsigned_type): New.
12646 * langhooks.h (lhd_signed_or_unsigned_type): New.
12647 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
12649 2007-03-30 Richard Henderson <rth@redhat.com>
12651 * tree-ssa-loop-ivopts.c: Include target.h.
12652 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
12653 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
12654 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
12655 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
12657 2007-03-30 Richard Henderson <rth@redhat.com>
12658 Kai Tietz <kai.tietz@onevision.com>
12660 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
12661 default for 64-bit.
12662 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
12663 (TARGET_64BIT_MS_ABI): New.
12664 (DBX_REGISTER_NUMBER): Handle 64-bit.
12665 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
12666 (LONG_TYPE_SIZE): Force to 32.
12667 (REG_PARM_STACK_SPACE): New.
12668 (OUTGOING_REG_PARM_STACK_SPACE): New.
12669 (REGPARM_MAX, SSE_REGPARM_MAX): New.
12670 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
12671 (STACK_BOUNDARY): Use 128 for 64-bit.
12672 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
12673 Add 64-bit implementation.
12674 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
12676 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
12677 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
12678 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
12679 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
12680 (ix86_handle_cconv_attribute): Don't warn when ignoring if
12681 TARGET_64BIT_MS_ABI.
12682 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
12683 (ix86_pass_by_reference): Likewise.
12684 (ix86_function_value_regno_p): Likewise.
12685 (ix86_build_builtin_va_list): Likewise.
12686 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
12687 (function_arg_advance_ms_64): New.
12688 (function_arg_advance): Call it.
12689 (function_arg_ms_64): New.
12690 (function_arg): Call it.
12691 (function_value_ms_64): New.
12692 (ix86_function_value_1): Call it.
12693 (return_in_memory_ms_64): New.
12694 (ix86_return_in_memory): Call it.
12695 (setup_incoming_varargs_ms_64): New.
12696 (ix86_setup_incoming_varargs): Call it.
12697 (ix86_expand_prologue): Handle 64-bit stack probing.
12698 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
12699 (output_pic_addr_const): Likewise.
12700 (x86_this_parameter): Likewise.
12701 (x86_output_mi_thunk): Likewise.
12702 (x86_function_profiler): Likewise.
12703 (TARGET_STRICT_ARGUMENT_NAMING): New.
12704 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
12705 (TARGET_64BIT_MS_ABI): New.
12706 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
12707 * config/i386/i386.md (allocate_stack_worker): Remove.
12708 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
12709 describe the clobber of eax without a match_scratch.
12710 (allocate_stack_worker_postreload): Remove.
12711 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
12712 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
12713 (allocate_stack_worker_rex64_postreload): Remove.
12714 (allocate_stack): Handle 64-bit.
12715 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
12716 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
12717 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
12718 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
12719 (STANDARD_STARTFILE_PREFIX_1): Likewise.
12720 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
12721 * config.build (x86_64-*-mingw*): New host.
12722 * config.host (x86_64-*-mingw*): New host.
12723 * config.gcc (x86_64-*-mingw*): New target.
12724 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
12726 2007-03-30 Richard Henderson <rth@redhat.com>
12727 Kai Tietz <kai.tietz@onevision.com>
12729 * c-pragma.c (struct def_pragma_macro_value): New.
12730 (struct def_pragma_macro): New.
12731 (pushed_macro_table): New.
12732 (dpm_hash, dpm_eq): New.
12733 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
12734 (init_pragma): Install them.
12735 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
12737 2007-03-30 Anatoly Sokolov <aesok@post.ru>
12739 * config/avr/avr.c (avr_override_options): Clear
12740 'flag_delete_null_pointer_checks'.
12742 2007-03-30 Paolo Carlini <pcarlini@suse.de>
12745 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
12746 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
12747 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
12748 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
12749 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
12750 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
12751 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
12753 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
12755 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
12757 * regmove.c: Move all of pass_stack_adjustments from here...
12758 * combine-stack-adj.c: ...to this new file.
12759 * Makefile.in: Add rules for combine-stack-adj.o.
12761 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
12763 PR tree-optimization/31383
12764 * tree-data-ref.c (affine_function_equal_p): Do not require the
12765 vectors to have the same length.
12767 2007-03-30 Jan Hubicka <jh@suse.cz>
12769 PR middle-end/30700
12770 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
12771 availablility; add more sanity checking; ask varpool only about
12774 2007-03-29 Richard Henderson <rth@redhat.com>
12776 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
12777 to decide, but __SIZEOF_LONG_LONG__.
12779 2007-03-29 Richard Henderson <rth@redhat.com>
12781 * emutls.c (struct __emutls_array): New.
12782 (emutls_destroy): Use it instead of casting element 0 from void*.
12783 (__emutls_get_address): Likewise.
12785 2007-03-29 Richard Henderson <rth@redhat.com>
12787 * varasm.c (initializer_constant_valid_p): Don't deny
12788 DECL_DLLIMPORT_P on functions.
12790 * config/i386/cygming.h: Remove function declarations.
12791 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
12792 (ASM_OUTPUT_LABELREF): Remove.
12793 (COMMON_ASM_OP): Remove.
12794 (ASM_OUTPUT_COMMON): Remove.
12795 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
12796 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
12797 (ASM_DECLARE_FUNCTION_NAME): Likewise.
12798 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
12799 Rename from TARGET_ENCODE_SECTION_INFO.
12800 * config/i386/netware.h: Likewise.
12801 * config/i386/i386-protos.h: Update.
12802 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
12803 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
12804 (legitimate_constant_p): Reject dllimports.
12805 (dllimport_map, get_dllimport_decl): New.
12806 (legitimize_dllimport_symbol): New.
12807 (legitimize_address, ix86_expand_move): Use it.
12808 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
12809 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
12810 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
12811 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
12812 * config/i386/predicates.md (constant_call_address_operand): Only
12813 accept symbols; reject dllimport_p symbols.
12814 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
12815 i386_pe_maybe_record_exported_symbol.
12816 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
12817 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
12818 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
12819 trust the setting of DECL_DLLIMPORT_P.
12820 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
12821 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
12822 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
12823 tidy the argument scanning loop.
12824 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
12825 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
12826 (i386_pe_strip_name_encoding): Remove.
12827 (i386_pe_binds_local_p): New.
12828 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
12829 (i386_pe_output_labelref): Remove.
12830 (i386_pe_asm_output_aligned_decl_common): New.
12831 (i386_pe_maybe_record_exported_symbol): Rename from
12832 i386_pe_record_exported_symbol; check for dllexported symbols.
12834 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
12836 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
12837 add comment explaining why vsnprintf cannot be used.
12839 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
12841 PR tree-optimization/30666
12842 * tree.c (build_complex_type): When creating type names for DWARF2
12843 debug info, create TYPE_DECLs for TYPE_NAME instead of
12845 (build_common_tree_nodes_2): Use build_complex_type when building
12846 predefined complex types, to preserve canonical types.
12848 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
12850 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
12851 (noce_get_alt_condition): Look at it to determine whether to
12852 reverse the condition or not.
12853 (noce_get_condition): Substitute the truth for lies.
12854 (noce_find_if_block): Set the then_else_reversed field.
12856 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
12858 * config/fr30/fr30.md (movdi): Do not accept immediates as the
12859 destination of this insn.
12860 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
12861 than calling gen_rtx_SET directly. Use r0 to hold the value of
12862 'address + 4' rather than a stack based temporary which can be
12863 mis-optimized away.
12865 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
12867 * config/s390/s390.c (s390_secondary_input_reload_class,
12868 s390_secondary_output_reload_class): Functions removed.
12869 (s390_secondary_reload): New function.
12870 (TARGET_SECONDARY_RELOAD): Target macro defined.
12871 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
12872 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
12873 * config/s390/s390.md ("reload_outti", "reload_outdi",
12874 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
12875 "reload_out<mode>"): Expanders removed.
12876 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
12877 "reload<mode>_nonoffmem_out"): Expanders added.
12879 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
12881 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
12882 action if SRC->DEST replacement failed anyway.
12884 2007-03-28 Mike Stump <mrs@apple.com>
12886 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
12887 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
12888 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
12890 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12892 * config.gcc: Accept barcelona as a variant of amdfam10.
12893 * config/i386/i386.c (override_options): Likewise.
12894 * doc/invoke.texi: Likewise.
12896 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
12898 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
12899 offsets for BIT_FIELD_REF and COMPONENT_REF.
12901 2007-03-28 Richard Guenther <rguenther@suse.de>
12903 * tree.c (is_global_var): Move ...
12904 * tree-flow-inline.h (is_global_var): ... here.
12905 * tree.h (is_global_var): Remove declaration.
12907 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
12909 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
12911 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
12912 * config/i386/i386.c (ix86_tune_features): Initialize new
12914 * config/i386/predicates.md (promotable_binary_operator): Use
12915 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
12917 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
12920 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
12922 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
12924 * config/fr30/fr30.md (movsi_internal): Change destination
12925 constraint from m to V and add m to the end.
12927 2007-03-28 Christian Bruel <christian.bruel@st.com>
12929 * config/sh/sh.md (movsi_i): Fix type attribute.
12931 2007-03-28 Christian Bruel <christian.bruel@st.com>
12933 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
12934 (movsf_ie): Likewise.
12936 2007-03-28 Christian Bruel <christian.bruel@st.com>
12938 * config.gcc: Add sh4-300 to multilib.
12939 * config/sh/t-mlib-sh4-300: New file.
12941 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
12943 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
12944 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
12945 fix_trunc<mode>di2.
12946 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
12947 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
12948 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
12949 "fixuns_trunctddi2"): Whitespace fix.
12951 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
12953 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
12954 the definition of struct sh_args.
12955 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
12956 CALL_COOKIE_INT_REG_GET): Likewise.
12958 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
12960 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
12961 transformations are applied successfully.
12963 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
12965 * tree.c (tree_contains_struct): Permit 512 tree codes.
12966 * tree.h (tree_contains_struct): Ditto.
12967 (MAX_TREE_CODES): Ditto.
12968 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
12969 SPARE member to store remaining padding bits.
12971 2007-03-27 Anatoly Sokolov <aesok@post.ru>
12973 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
12976 2007-03-27 Janis Johnson <janis187@us.ibm.com>
12978 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
12979 * configure: Regenerate.
12981 * configure: Regenerate using the correct version of autoconf.
12983 2007-03-27 Anatoly Sokolov <aesok@post.ru>
12985 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
12987 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
12988 regs to "__SP_L__" and "__SP_H__".
12990 2007-03-27 Richard Guenther <rguenther@suse.de>
12992 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
12993 computations with it with a HOST_WIDE_INT variable.
12995 2007-03-26 Mike Stump <mrs@apple.com>
12997 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
12998 objective-c-header, objective-c++-header and objc++-cpp-output
13000 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
13002 2007-03-26 Richard Henderson <rth@redhat.com>
13005 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
13006 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
13007 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
13008 IX86_BUILTIN_PSRLQ128): New.
13009 (ix86_init_mmx_sse_builtins): Add them.
13010 (ix86_expand_builtin): Expand them.
13011 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
13012 operand 2 be TImode.
13013 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
13014 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
13015 _mm_srli_epi64): Mark __B const.
13016 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
13017 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
13018 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
13019 new two-vector shift builtins.
13021 2007-03-26 Ian Lance Taylor <iant@google.com>
13023 PR tree-optimization/31345
13024 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
13025 [+INF, +INF(OVF)] into VARYING.
13027 2007-03-26 Zack Weinberg <zackw@panix.com>
13029 * gengtype-parse.c: New file.
13030 * gengtype-yacc.y: Delete.
13031 * gengtype-lex.l: Don't include gengtype-yacc.h.
13032 Define YY_DECL and yyterminate appropriately for recursive
13033 descent parser. yylval is now a string out-parameter to yylex.
13034 (HWS, EOID): New shorthand.
13035 (IWORD): Add a couple more types.
13036 (yylex): Add a setup stanza. Remove the complex rules for
13037 detecting GTY'ed types and typedefs; replace with simple
13038 keyword detectors. Adjust everything for the changed
13039 definition of yylval. Ignore all pp-directives, not just #define.
13041 (parse_file): Rename yybegin; do not call yyparse.
13043 * gengtype.c (xasprintf): Export again.
13044 (this_file): New. Use everywhere __FILE__ was being used.
13045 (get_lang_bitmap): Special case types defined in gengtype.c.
13046 (do_typedef, new_structure): Suppress definition of certain types.
13047 (new_structure): Improve diagnostics of duplicate definitions.
13048 Make sure location_s is associated with input.h.
13049 (nreverse_pairs, define_location_structures): New functions.
13050 (main): Improve tagging of kludge types. Remove old kludges
13051 for input.h types; use define_location_structures.
13052 * gengtype.h: Update prototypes. Define token codes here.
13053 * Makefile.in: Remove all references to gengtype-yacc.
13054 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
13056 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
13057 add GTY((skip)) to the field that's only conditionally there.
13058 * doc/install.texi: Document that Bison is no longer required
13059 unless building treelang.
13061 * gengtype.c: Don't include gtyp-gen.h.
13062 (srcdir): Declare here.
13063 (base_files, lang_dir_names): Allocate dynamically.
13064 (gt_files, num_gt_files, num_lang_dirs): New globals.
13065 (measure_input_list, read_input_line, read_input_list)
13066 (set_lang_bitmap): New functions.
13067 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
13068 simplify, relying on read_input_list to set up the bitmaps.
13069 (main): Arguments are no longer unused. Check for correct number
13070 of command line arguments, set srcdir and srcdir_len, then call
13071 read_input_list, before doing anything else. No need to worry
13072 about duplicates in main loop.
13073 * configure.ac: Simplify the calculation of all_gtfiles.
13074 Put language tags in there. Don't set or substitute
13075 all_gtfiles_files_langs or all_gtfiles_files_frags.
13076 * Makefile.in: Revamp the way gengtype is invoked, now that it
13077 takes a file on its command line with a much simpler format.
13078 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
13079 (GTFILES): Remove duplicates and C source files.
13080 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
13081 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
13082 * configure: Regenerate.
13084 * gengtype.h: Remove all type definitions to gengtype.c; leave
13085 only definitions of options_p, type_p, and pair_p as opaque
13086 pointers. Update prototypes.
13087 * gengtype.c: Many type definitions moved here from gengtype.h.
13088 Consolidate type definitions at the top of the file.
13089 (xvasprintf): Delete.
13090 (xasprintf): Make static.
13091 (create_nested_pointer_option): Add 'next' parameter.
13092 (create_field_all, create_field_at): New functions.
13093 (create_field): Now a thin wrapper around create_field_all.
13094 (create_optional_field): Rename create_optional_field_ and add
13095 line argument. Original name is now a macro which supplies
13097 (oprintf): Use vsnprintf directly.
13098 (close_output_files): Use fatal rather than perror/exit.
13099 (note_def_vec, note_def_vec_alloc): Use create_field_at.
13100 (main): Set progname. Don't use exit.
13101 * gengtype-yacc.y (struct_fields): Use create_field_at.
13102 (option, optionseqopt): Delete.
13103 (optionseq): Consolidate productions from option here so we
13104 can use the first argument to create_option.
13106 * gengtype-lex.l: Distinguish unions from structures in the
13107 token type. Don't call find_structure; return the tag as a string.
13108 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
13109 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
13110 string. Reorganize typedef_struct production accordingly.
13111 Use create_nested_ptr_option.
13112 * gengtype.c (create_nested_ptr_option): New function.
13113 * gengtype.h: Declare it.
13115 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
13116 (string_type): Don't declare.
13117 (do_scalar_typedef): Declare.
13118 (create_scalar_type): Update prototype.
13119 * gengtype.c (string_type): Make static.
13120 (scalar_nonchar, scalar_char): New.
13121 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
13122 (resolve_typedef): Use scalar_nonchar for error recovery.
13123 (create_scalar_type): Remove name_len field. Return scalar_char
13124 or scalar_nonchar as appropriate.
13125 (adjust_field_type): Look at scalar_is_char boolean to decide whether
13126 to use string_type.
13127 (throughout): Use scalar_nonchar instead of calling
13128 create_scalar_type, whenever possible.
13129 (main): Initialize scalar_char and scalar_nonchar before calling
13131 * gengtype-lex.l: Adjust for removal of second argument to
13132 create_scalar_type. Use yylval.s instead of yylval.t when
13134 * gengtype-yacc.y: Type of SCALAR is string. Call
13135 create_scalar_type from type:SCALAR rule. Adjust for removal of
13136 second argument to create_scalar_type.
13138 * vec.h: Remove all #if IN_GENGTYPE blocks.
13139 Add comment saying that changes may require adjustments to gengtype.
13140 * gengtype.c: Don't include coretypes.h or tm.h.
13141 Add comment to inclusion of errors.h.
13142 (note_def_vec, note_def_vec_alloc): New functions.
13143 * gengtype.h: Declare new functions.
13144 * gengtype-lex.l: Don't include coretypes.h.
13145 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
13147 (update_lineno): Remove unnecessary prototype.
13148 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
13149 (VEC rule): Just return VEC_TOKEN.
13150 * gengtype-yacc.y (VEC_TOKEN): New token type.
13151 (type): Add a production for VEC(a,b).
13152 * Makefile.in: Update dependencies.
13154 * gengtype-lex.l: Remove rules for parsing pointer-to-function
13155 typedefs that use the old PARAMS macro.
13157 * gengtype-lex.l: Remove all rules and states relating to yacc
13159 * gengtype-yacc.y: Similarly.
13160 * gengtype.c (note_yacc_type): Delete function.
13161 * gengtype.h: Update prototypes.
13163 2007-03-26 Joseph Myers <joseph@codesourcery.com>
13165 * tree-pretty-print.c (dump_generic_node): Report precision of
13166 unnamed integer types.
13168 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
13170 * ifcvt.c (noce_try_store_flag_constants): Don't check
13171 no_new_pseudos here.
13172 (noce_try_store_flag_constants): Don't check no_new_pseudos.
13173 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
13174 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
13175 noce_try_sign_mask): Likewise.
13176 (if_convert): Check no_new_pseudos here.
13178 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
13180 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
13181 (noce_get_condition): Handle new then_else_reversed argument.
13182 (noce_init_if_info): Remove, fold into noce_find_if_block.
13183 (noce_process_if_block): Take a struct noce_if_info as the
13184 argument. Don't set up one based on ce_if_info. Update pointer
13185 references accordingly.
13186 (cond_move_process_if_block): Likewise.
13187 (process_if_block): Removed.
13188 (find_if_block): Removed. Move functionality two new functions,
13189 noce_find_if_block and cond_exec_find_if_block.
13190 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
13191 blocks and the symmetric IF-ELSE-JOIN case.
13192 (cond_exec_find_if_block): Also new function mostly based on old
13193 find_if_block and process_if_block.
13194 (find_if_header): Replace find_if_block call with separately
13195 guarded calls to noce_find_if_block and cond_exec_find_if_block.
13196 (find_cond_trap): Update noce_get_condition call.
13197 (dead_or_predicable): Likewise.
13199 2007-03-26 Jakub Jelinek <jakub@redhat.com>
13201 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
13203 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
13204 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
13205 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
13206 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
13207 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
13208 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
13209 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
13210 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
13211 __builtin_ia32_psrad128 builtins.
13213 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
13215 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
13216 * config/i386/constraints.md
13217 (define_constraint "I"): Use IN_RANGE macro.
13218 (define_constraint "J"): Ditto.
13219 (define_constraint "K"): Ditto.
13220 (define_constraint "M"): Ditto.
13221 (define_constraint "N"): Ditto.
13222 (define_constraint "O"): Ditto.
13223 * config/i386/predicates.md
13224 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
13225 (define_predicate "const_0_to_3_operand"): Ditto.
13226 (define_predicate "const_0_to_7_operand"): Ditto.
13227 (define_predicate "const_0_to_15_operand"): Ditto.
13228 (define_predicate "const_0_to_63_operand"): Ditto.
13229 (define_predicate "const_0_to_255_operand"): Ditto.
13230 (define_predicate "const_1_to_31_operand"): Ditto.
13231 (define_predicate "const_2_to_3_operand"): Ditto.
13232 (define_predicate "const_4_to_7_operand"): Ditto.
13234 2007-03-25 David Edelsohn <edelsohn@gnu.org>
13236 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
13237 in SImode for save_world.
13238 * config/rs6000/altivec.md (save_world, restore_world): Convert to
13241 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
13243 PR tree-optimization/30784
13244 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
13247 2007-03-25 Revital Eres <eres@il.ibm.com>
13249 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
13250 Fold movement_possibility function into it.
13252 2007-03-25 David Edelsohn <edelsohn@gnu.org>
13254 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
13255 (load_macho_picbase_{si,di}): Convert to LR hard reg.
13256 (call_indirect_nonlocal_darwin64): Same.
13257 (call_nonlocal_darwin64): Same.
13258 (call_value_indirect_nonlocal_darwin64): Same.
13259 (call_value_nonlocal_darwin64): Same.
13260 (sibcall_nonlocal_darwin64): Same.
13261 (sibcall_value_nonlocal_darwin64): Same.
13262 (sibcall_symbolic_64): Same.
13263 (sibcall_value_symbolic_64): Same.
13264 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
13266 (rs6000_emit_load_toc_table): Same.
13267 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
13268 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
13270 (divss_call): Same.
13271 (divus_call): Same.
13272 (quoss_call): Same.
13273 (quous_call): Same.
13274 (load_toc_v4_pic_si): Same
13275 (load_toc_v4_PIC_1): Same.
13276 (load_toc_v4_PIC_1b): Same.
13277 (call_indirect_aix{32,64}): Same.
13278 (call_value_indirect_aix{32,64}): Same.
13280 (call_value): Same.
13281 (call_local{32,64}): Same.
13282 (call_value_local{32,64}): Same.
13283 (call_indirect_nonlocal_aix{32,64}): Same.
13284 (call_nonlocal_aix{32,64}): Same.
13285 (call_value_indirect_nonlocal_aix{32,64}): Same.
13286 (call_value_nonlocal_aix{32,64}): Same.
13287 (call_indirect_nonlocal_sysv<mode>): Same.
13288 (call_nonlocal_sysv<mode>): Same.
13289 (call_value_indirect_nonlocal_sysv<mode>): Same.
13290 (call_value_nonlocal_sysv<mode>): Same.
13292 (sibcall_local{32,64}): Same.
13293 (sibcall_value_local{32,64}): Same.
13294 (sibcall_nonlocal_aix{32,64}): Same.
13295 (sibcall_value_nonlocal_aix{32,64}): Same.
13296 (sibcall_nonlocal_sysv<mode>): Same.
13297 (sibcall_value): Same.
13298 (sibcall_value_nonlocal_sysv<mode>): Same.
13300 2007-03-24 Paul Brook <paul@codesourcery.com>
13302 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
13303 * config/arm/linux-eabi.h: Remove legacy syscall hack.
13305 2007-03-24 Richard Henderson <rth@redhat.com>
13307 * config/ia64/constraints.md: New file.
13308 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
13309 satisfies_constraint_?.
13310 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
13311 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
13312 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
13313 ia64_output_mi_thunk): Likewise.
13314 (ia64_const_ok_for_letter_p): Remove.
13315 (ia64_const_double_ok_for_letter_p): Remove.
13316 (ia64_extra_constraint): Remove.
13317 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
13318 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
13319 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
13320 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
13321 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
13322 EXTRA_MEMORY_CONSTRAINT): Remove.
13323 * config/ia64/ia64.md: Include constriants.md. Replace
13324 CONST_OK_FOR_? with satisfies_constraint_?.
13326 2007-03-23 Michael Meissner <michael.meissner@amd.com>
13327 H.J. Lu <hongjiu.lu@intel.com>
13329 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
13331 (name macros): Use DPD_BID_NAME to convert names properly.
13333 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
13334 decimal floating point format.
13335 (init_floating_libfuncs): Change decimal functions so that they
13336 have a "bid_" prefix if the decimal system uses the BID format,
13337 and "dpd_" prefix if the decimal system uses the DPD format.
13338 (init_interclass_conv_libfuncs): Ditto.
13339 (init_intraclass_conv_libfuncs): Ditto.
13341 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
13342 using the BID format.
13344 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
13345 whether we are using the BID decimal format.
13346 * configure: Regenerate.
13348 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
13349 the compiler has decimal floating point enabled. Define
13350 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
13353 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
13354 using the BID format.
13356 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
13357 whether we are using the BID decimal format.
13358 * configure: Regenerate.
13360 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
13361 the compiler has decimal floating point enabled. Define
13362 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
13365 * doc/install.texi (--enable-decimal-float): Document BID and DPD
13366 options, and that it is enabled for i386/x86_64 systems.
13368 * Makefile.in (enable_decimal_float): New.
13370 (DECNUMINC): Add -I$(DECNUMFMT).
13371 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
13372 to $(DECNUMFMT) from $(DECNUM).
13374 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
13375 Substitute enable_decimal_float.
13376 * configure: Regenerated.
13379 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
13382 * configure.ac: Enable decimal float for x86_64-*-linux*.
13383 * configure: Regenerated.
13386 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
13387 decimal128ClearSign to flip and clear the sign bit in decimal128.
13388 (decimal_real_maxval): Set decimal128SetSign to set the sign
13391 2007-03-23 Ian Lance Taylor <iant@google.com>
13393 * fold-const.c (fold_binary): Correct warning for X - c >= X.
13395 2007-03-23 Ian Lance Taylor <iant@google.com>
13397 * tree-dump.c (dump_files): Correct comment.
13399 2007-03-23 Ian Lance Taylor <iant@google.com>
13401 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
13403 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
13405 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
13406 in cfglayout mode. Don't go into and out of cfglayout mode.
13407 Link the blocks in the order of the constructed traces.
13408 (rest_of_handle_tracer): Adjust call to tracer.
13409 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
13410 Don't go into cfglayout mode.
13411 (rtl_loop_done): Don't go out of cfglayout mode.
13412 * cfglayout.c (relink_block_chain): New function, split out from...
13413 (fixup_reorder_chain): ...here. Remove redundant checking.
13414 (cfg_layout_finalize): Don't clear the header, footer, and aux
13415 fields here, move the code to do so to relink_block_chain. Likewise
13416 for free_original_copy_tables.
13417 * rtl.h (tracer): Update prototype.
13418 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
13419 Assert we are in cfglayout mode. Don't go into and out of cfglayout
13420 mode. Use relink_block_chain to serialize the CFG according to the
13421 new basic block order. Move targetm.cannot_modify_jumps_p check from
13423 (gate_handle_reorder_blocks): ...to here.
13424 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
13426 (gate_duplicate_computed_gotos): ...to here.
13427 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
13428 something always changes when going into and out of cfglayout mode.
13429 Perform an expensive cfg cleanup while going into cfglayout mode.
13430 Always update liveness information on HAVE_conditional_execution
13431 targets. Reserialize the basic blocks and go out of cfglayout mode.
13432 * reg-stack.c: Include cfglayout.h.
13433 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
13434 the call to reorder_basic_blocks.
13435 * basic-block.h (reorder_basic_blocks): Update prototype.
13436 (relink_block_chain): New prototype.
13437 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
13439 2007-03-23 Joseph Myers <joseph@codesourcery.com>
13441 * config/mips/mips.md (type, hazard, *movdi_32bit,
13442 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
13443 *movhi_internal, *movqi_internal, *movsf_hardfloat,
13444 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
13445 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
13446 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
13448 (movcc): Change first xfer to multi.
13449 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
13450 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
13451 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
13452 config/mips/generic.md: Change reservations using "xfer" to use
13454 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
13455 using match_operand.
13456 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
13457 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
13459 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
13461 2007-03-22 Richard Henderson <rth@redhat.com>
13463 * config/i386/i386.c: Remove unnecessary function declarations.
13464 Move targetm definition, and all related macros, to the end of
13465 the file. Resort some functions to put definitions before uses.
13466 (ix86_attribute_table): Make static. Move to end of file.
13467 (ix86_gimplify_va_arg): Make static.
13469 2007-03-22 Richard Henderson <rth@redhat.com>
13471 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
13472 don't increase local_regparm with force_align_arg_pointer check.
13473 (ix86_function_sseregparm): Assert 32-bit.
13474 (type_has_variadic_args_p): New.
13475 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
13476 type_has_variadic_args_p.
13477 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
13478 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
13479 use memset instead. Do maybe_vaarg check first; skip attribute
13480 tests if true; skip attribute tests for 64-bit.
13481 (construct_container): Remove TARGET_DEBUG_ARG.
13482 (function_arg_advance_32, function_arg_advance_64): Split out ...
13483 (function_arg_advance): ... from here.
13484 (function_arg_32, function_arg_64): Split out ...
13485 (function_arg): ... from here.
13486 (ix86_pass_by_reference): Tidy.
13487 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
13488 (function_value_32): New, from parts of ix86_function_value
13489 and ix86_value_regno.
13490 (function_value_64): New, from parts of ix86_function_value
13491 and ix86_libcall_value.
13492 (ix86_function_value_1): New.
13493 (ix86_function_value, ix86_libcall_value): Use it.
13494 (return_in_memory_32, return_in_memory_64): Split out ...
13495 (ix86_return_in_memory): ... from here.
13496 (ix86_struct_value_rtx): Skip for 64-bit.
13497 (ix86_libcall_value, ix86_value_regno): Remove.
13498 (setup_incoming_varargs_64): Split out ...
13499 (ix86_setup_incoming_varargs): ... from here.
13500 (ix86_va_start): Remove TARGET_DEBUG_ARG.
13501 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
13502 * config/i386/i386-protos.h (ix86_function_value): Remove.
13503 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
13505 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13508 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
13509 infinities not supported, otherwise emit warning if -Woverflow. On
13510 underflow, emit warning if -Woverflow.
13511 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
13513 * real.h (real_from_string): Update declaration
13515 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
13516 Richard Henderson <rth@redhat.com>
13518 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
13519 * calls.c (compute_argument_block_size, expand_call,
13520 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
13521 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
13522 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
13523 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
13524 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
13525 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
13526 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
13527 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
13530 2007-03-22 Joseph Myers <joseph@codesourcery.com>
13532 * c-incpath.c (add_sysroot_to_chain): New.
13533 (merge_include_chains): Add sysroot argument. Call
13534 add_sysroot_to_chain if sysrooted.
13535 (register_include_chains): Update call to merge_include_chains.
13536 * doc/cppopts.texi: Document use of '=' in include directory
13539 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
13541 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
13542 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
13543 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
13544 insn pattern using X87MODEF12 mode macro.
13546 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
13548 * regmove.c (regmove_optimize): Use reg_mentioned_p
13549 instead of reg_overlap_mentioned_p for DST.
13551 2007-03-21 Mike Stump <mrs@apple.com>
13553 * c.opt: Fixup for Objective-C/C++.
13555 2007-03-21 Steve Ellcey <sje@cup.hp.com>
13557 * explow.c (convert_memory_address): Fold memory reference when
13558 POINTERS_EXTEND_UNSIGNED < 0
13560 2007-03-21 Richard Henderson <rth@redhat.com>
13563 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
13564 * config/i386/mmintrin.h (__m64): Likewise.
13565 * config/i386/xmmintrin.h (__m128): Likewise.
13567 2007-03-21 Richard Sandiford <richard@codesourcery.com>
13569 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
13570 (VXWORKS_OS_CPP_BUILTINS): Define.
13571 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
13572 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
13574 2007-03-21 Richard Sandiford <richard@codesourcery.com>
13576 * rtl.h (constant_pool_reference_p): Delete.
13577 (find_constant_src): Declare.
13578 * rtlanal.c (find_constant_src): New function.
13579 * simplify-rtx.c (constant_pool_reference_p): Delete.
13580 * config/i386/i386.md: Use find_constant_src instead of
13581 constant_pool_reference_p/avoid_constant_pool_reference pairs.
13583 2007-03-21 Richard Sandiford <richard@codesourcery.com>
13585 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
13586 * c-cppbuiltin.c (c_cpp_builtins): Define them.
13588 2007-03-20 Mark Mitchell <mark@codesourcery.com>
13590 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
13591 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
13592 (arm_elf_asm_constructor): Use it.
13593 (arm_elf_asm_destructor): New function.
13595 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
13597 * jump.c (mark_jump_label): Treat SEQUENCE specially.
13599 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
13601 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
13603 2007-03-19 Andrew Haley <aph@redhat.com>
13605 PR tree-optimization/31264
13606 * tree-vrp.c (register_edge_assert_for_1): Don't look though
13607 VIEW_CONVERT_EXPRs.
13609 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
13611 PR rtl-optimization/30907
13612 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
13613 (fwprop_init): Always call loop_optimizer_initialize.
13614 (fwprop_done): Always call loop_optimizer_finalize.
13615 (fwprop): We always have loop info now.
13616 (gate_fwprop_addr): Remove.
13617 (pass_fwprop_addr): Use gate_fwprop as gate.
13619 PR rtl-optimization/30841
13620 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
13621 df_chain_alloc): Call df_reorganize_refs unconditionally.
13622 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
13623 refs_organized to refs_organized_size.
13624 (df_ref_create_structure): Use refs_organized_size instead of
13625 bitmap_size if refs had been organized, and keep refs_organized_size
13627 * df.h (struct df_ref_info): Change refs_organized to
13628 refs_organized_size.
13629 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
13632 2007-03-19 Mark Mitchell <mark@codesourcery.com>
13634 * except.c (output_function_exception_table): Do not reference the
13635 EH personality routine for functions that do not require an
13638 2007-03-20 Jakub Jelinek <jakub@redhat.com>
13641 * c-typeck.c (convert_for_assignment): Call comptypes for
13642 RECORD_TYPE or UNION_TYPE.
13644 PR inline-asm/30505
13645 * reload1.c (reload): Do invalid ASM checking after
13646 cleanup_subreg_operands.
13648 2007-03-19 Jeff Law <law@redhat.com>
13650 * tree-cfg.c (find_taken_edge): Tighten conditions for
13651 optimizing computed gotos.
13653 2007-03-19 Michael Matz <matz@suse.de>
13655 * builtins.c (expand_builtin_sync_operation,
13656 expand_builtin_compare_and_swap,
13657 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
13660 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
13661 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
13664 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13666 * doc/tm.texi: Add brackets around the return type of
13667 TARGET_SECONDARY_RELOAD.
13669 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13670 Richard Guenther <rguenther@suse.de>
13672 PR tree-optimization/31254
13673 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
13674 Use handled_component_p () where appropriate. Continue
13675 propagating into the rhs if we propagated into an INDIRECT_REF
13678 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13680 * config/s390/s390.md (op_type attribute): RRR instruction type added.
13681 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
13682 (xde, xdee): Mode attributes adjusted to support DFP modes.
13683 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
13684 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
13685 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
13686 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
13687 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
13688 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
13689 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
13691 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
13692 "movsf"): Insn definitions removed.
13693 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
13694 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
13695 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
13697 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
13698 "reload_in<mode>", "reload_out<mode>"): Expander added.
13699 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
13702 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13704 * config/s390/s390.md: Only non-functional changes. Renamed
13705 FPR mode macro to BFP all over the file.
13707 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13709 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
13710 (op_type attribute): RRF instruction type added.
13711 (fT0): New mode attribute.
13712 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
13713 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
13714 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
13715 instruction no secondary memory is needed when moving DFmode values
13716 between GPRs and FPRs.
13718 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13720 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
13721 inverted and documentation adjusted.
13722 ("mhard-dfp", "msoft-dfp"): New options.
13723 * config/s390/s390.c (s390_handle_arch_option): New architecture
13725 (override_options): Sanity checks for the new options added.
13726 * config.gcc: New architecture switch: z9-ec.
13727 * config/s390/s390.h (processor_flags): PF_DFP added.
13728 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
13729 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
13730 when the bit is NOT set so remove it from the defaults.
13732 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13734 * genemit.c (main): Print include statement for dfp.h.
13735 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
13738 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
13740 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
13742 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
13745 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
13746 instead of PATTERN.
13748 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13750 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
13751 attr_length_call, output_call, output_indirect_call): Cleanup
13752 formatting of targetm calls.
13754 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
13756 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
13758 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13760 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
13761 reservation, bypass and anti-bypass descriptions for these
13762 instructions. Update move patterns.
13763 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
13766 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
13768 * tree-vect-transform.c (get_initial_def_for_induction): Replace
13769 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
13770 (get_initial_def_for_reduction): Likewise.
13772 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
13774 Fix PR tree-optimization/29922
13775 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
13776 (get_representative): Removed.
13777 (value_dies_in_block_x): Update for rvuse removal.
13778 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
13779 (compute_antic_aux): Handle when PHI nodes appear in
13780 non-single-successors.
13781 (dump_bitmap_of_names): Removed.
13782 (compute_antic_safe): Renamed and removed rvuse calculation.
13783 Calculate only antic safe.
13784 (insert_into_preds_of_block): Remove assert.
13785 (execute_pre): Update for renamed functions.
13786 (defer_or_phi_translate_block): New function.
13788 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
13790 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
13791 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
13793 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
13794 Follow spelling conventions.
13796 * tree-data-ref.h: Remove the prototype for analyze_array.
13798 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
13800 PR tree-optimization/31041
13801 * tree-vect-transform.c (get_initial_def_for_induction): Call
13802 force_gimple_operand.
13804 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
13806 * ipa-type-escape.c (look_for_casts) : Revert code to use
13807 handled_component_p due to ada test a-numaux.adb.
13809 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
13811 * final.c (final_scan_insn): Alter the condition of a
13812 conditional trap if we have nonstandard CC.
13814 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
13816 * configure.ac: Remove excess quoting from asm line 0 test.
13817 * configure: Rebuilt.
13819 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13821 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
13822 * c-common.c (convert_and_check): Move warning logic to...
13823 (warnings_for_convert_and_check): ...here. Define.
13824 * c-common.h (warnings_for_convert_and_check): Declare.
13826 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13828 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
13829 (output_call): Likewise.
13831 2007-03-16 Richard Sandiford <richard@codesourcery.com>
13833 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
13835 2007-03-16 Richard Sandiford <richard@codesourcery.com>
13837 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
13839 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
13841 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
13842 opteron, athlon-64 and athlon-fx processor_alias_table entries.
13844 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
13846 PR tree-optimization/31183
13847 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
13848 Use double_int instead of unsigned int for representing access_strides.
13849 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
13851 2007-03-16 Richard Guenther <rguenther@suse.de>
13853 PR tree-optimization/31146
13854 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
13855 to allow recursion of forward_propagate_addr_expr.
13856 (forward_propagate_addr_into_variable_array_index): Likewise.
13857 (forward_propagate_addr_expr): Likewise.
13858 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13859 (forward_propagate_addr_expr_1): Recurse on simple copies
13860 instead of propagating into them. Do so for useless conversions
13862 (forward_propagate_addr_expr): Clean up unused statements after
13865 2007-03-16 Richard Guenther <rguenther@suse.de>
13867 * builtins.c (expand_builtin_cexpi): Use the right argument
13868 for the expansion via cexp.
13870 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
13872 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
13873 * configure: Rebuilt.
13875 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
13878 * dwarf2out.c (force_type_die): Adjust comment.
13879 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
13881 2007-03-15 DJ Delorie <dj@redhat.com>
13883 * config/frv/predicates.md (minmax_operator): Don't check operands
13886 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
13888 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
13889 Update constant estimates of number of iterations.
13890 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
13891 argument renamed to "realistic".
13892 (compute_estimated_nb_iterations): Removed.
13893 (record_niter_bound): New function.
13894 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
13895 call record_nonwrapping_iv with upper = false.
13896 (infer_loop_bounds_from_signedness): Pass upper argument to
13897 record_nonwrapping_iv.
13898 (estimate_numbers_of_iterations_loop): Do not call
13899 compute_estimated_nb_iterations. Record estimate based on profile
13900 information. Initialize the constant estimates of number of
13902 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
13904 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
13905 number of iterations is too small.
13906 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
13907 (EST_NOT_AVAILABLE): Removed.
13908 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
13909 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
13912 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
13914 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
13915 Handle NE_EXPR guards.
13917 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13920 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
13921 Set also -pedantic-errors by default for the preprocessor unless
13922 -fpermissive is given.
13924 2007-03-15 Richard Guenther <rguenther@suse.de>
13926 PR middle-end/29719
13927 PR middle-end/31161
13928 * builtins.c (expand_builtin_cexpi): As a fallback if we
13929 don't have builtins for sincos or cexp create a function
13930 declaration for cexp and expand to a call to that.
13931 (expand_builtin_int_roundingfn): Always fall
13932 back to floor/ceil and its variants even if they may be
13935 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
13937 PR middle-end/31159
13938 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
13939 jump tables, move the call to delete_dead_jumptables from here...
13940 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
13941 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
13942 don't allow merging of blocks that try_redirect_by_replacing_jump
13943 also does not handle when not optimizing.
13945 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
13946 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13948 * config/i386/i386.md (x86_sahf_1): Correctly handle
13951 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
13954 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
13955 x86_64_general_operand as operand[2] predicate. Remove "iF"
13956 from operand constraints and use "e" constraint instead.
13957 (*subti3_1, *subti3_1 splitter): Ditto.
13958 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
13959 operand[1] predicate.
13961 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
13963 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
13964 arrays, multiply the access strides by the size of the sub-array.
13965 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
13967 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
13969 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
13970 the configured assembler supports the sahf mnemonic.
13971 * configure: Regenerate.
13972 * config.in: Regenerate.
13974 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
13975 emit "sahf" or ".byte\t0x9e" as asm template.
13977 2007-03-14 Michael Meissner <michael.meissner@amd.com>
13980 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
13981 option to replace hard coded TARGET_xxx in md file.
13982 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
13983 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
13984 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
13985 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
13986 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
13987 (X86_TUNE_NOT_VECTORMODE): Ditto.
13988 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
13989 (TUNE_AVOID_VECTOR_DECODE): Ditto.
13990 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
13991 (TUNE_SLOW_IMUL_IMM8): Ditto.
13992 (TUNE_MOVE_M1_VIA_OR): Ditto.
13993 (TUNE_NOT_UNPAIRABLE): Ditto.
13994 (TUNE_NOT_VECTORMODE): Ditto.
13996 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
13999 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
14000 tuning options instead of hard coded TARGET_xxx.
14001 (fix ssemode peephole2's): Ditto.
14002 (imul peephole2's): Ditto.
14004 (movdi_or_rex64): Ditto.
14005 (move peephole2): Ditto.
14006 (not peephole2's): Ditto.
14008 2007-03-14 Dirk Mueller <dmueller@suse.de>
14010 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
14011 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
14012 * c-parser.c (c_parser_if_body): Always add an empty statement in case
14014 * c-parser.c (c_parser_do_statement): Warn about empty body in
14015 do/while statement.
14016 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
14017 * doc/invoke.texi (-Wempty-body): Update documentation.
14019 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14022 * c-common.h (warn_for_div_by_zero): Declare.
14023 * c-common.c (warn_for_div_by_zero): Define.
14024 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
14027 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14029 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
14030 to PREFIX and STANDARD_PREFIX.
14032 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14033 Phil Edwards <phil@codesourcery.com>
14035 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
14036 (__gthread_once_t): Remove busy field for RTPs.
14037 (__GTHREAD_ONCE_INIT): Update accordingly.
14039 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14041 * doc/invoke.texi: Document VxWorks options.
14043 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
14045 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
14047 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
14049 PR tree-optimization/30590
14050 * tree-nrv.c (tree_nrv): Check for the partial update of the
14053 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
14055 * flags.h (flag_random_seed): Remove declaration, in favor of...
14056 * toplev.h (get_random_seed, set_random_seed): ... these.
14057 * tree.c (get_file_function_name): Use the former.
14058 * opts.c (common_handle_option): Use the latter.
14061 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
14063 PR middle-end/31127
14064 * cse.c (cse_find_path): Do not bail out if a basic block that
14065 we already visited now becomes part of a path that starts at a
14066 different basic block. Just disallow this, to make sure we
14067 visit each basic block at most once.
14069 2007-03-13 Jan Hubicka <jh@suse.cz>
14071 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
14072 attributes, when profile esitmate is present, calls with very low
14073 frequency are cold.
14075 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
14077 PR tree-optimization/30730
14078 PR tree-optimization/26900
14079 * tree-ssa-loop-niter.c: Include gmp.h.
14080 (bounds): New type.
14081 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
14082 split_to_var_and_offset, determine_value_range,
14083 bound_difference_of_offsetted_base, refine_bounds_using_guard,
14084 bound_difference, bounds_add, bounds_negate,
14085 number_of_iterations_ne_max, dump_affine_iv): New functions.
14086 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
14087 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
14088 difference of initial and final value of control iv to validate
14090 (number_of_iterations_cond): Add loop parameter. Determine bounds
14091 on the difference of the extremes of the control iv. Add dumps.
14092 (expand_simple_operations): Handle phi nodes.
14093 (simplify_using_initial_conditions): Do not record used conditions.
14094 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
14095 Do not set additional_info.
14096 (implies_nonnegative_p, implies_ge_p): Removed.
14097 (derive_constant_upper_bound): Do not use parameter `additional'.
14098 (record_estimate): Parameter `additional' removed. Parameter
14099 `i_bound' added. Do not call derive_constant_upper_bound.
14100 (record_nonwrapping_iv): Use derive_constant_upper_bound to
14101 bound the number of iterations estimate.
14102 (estimate_numbers_of_iterations_loop): Pass the estimate from
14103 the number of iterations analysis to record_estimate.
14104 * tree.h (multiple_of_p): Declare.
14105 * tree-scalar-evolution.c (expression_expensive_p): Removed.
14106 (scev_const_prop): Do not check expression_expensive_p.
14107 * fold-const.c (multiple_of_p): Exported.
14108 * double-int.c (double_int_mask): Exported.
14109 * double-int.h (double_int_mask): Declare.
14110 * tree-flow.h (struct tree_niter_desc): Removed additional_info
14111 field. Added max field.
14113 2007-03-13 David Taylor <taylor@candd.org>
14116 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
14119 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14122 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
14123 two unamed patterns.
14125 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
14127 * config/i386/i386.opt (mcx16, msahf): New options.
14128 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
14129 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
14131 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
14132 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
14133 Output -mcx16 and -msahf options when corresponding bit is set.
14135 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
14136 and -msahf options.
14138 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
14140 * configure.ac: Test for assembler tolerance to # 0 "".
14141 * configure, config.in: Rebuilt.
14142 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
14144 2007-03-13 Geoffrey Keating <geoffk@apple.com>
14146 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
14148 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
14149 (handle_syscall): Handle direct system calls.
14150 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
14152 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
14154 * doc/invoke.texi: Fix cpp.info cross-reference.
14155 * doc/passes.texi: Fix gcc.info cross-reference.
14157 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
14159 PR tree-optimization/30835
14160 * lambda-code.c (can_convert_to_perfect_nest): Check whether
14161 bb_for_stmt is not NULL before accessing it.
14163 2007-03-12 Joseph Myers <joseph@codesourcery.com>
14165 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
14168 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
14171 * doc/install.texi: Document --enable-stage1-languages
14173 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
14175 * tree-pass.h (pass_into_cfg_layout_mode,
14176 pass_outof_cfg_layout_mode): Declare.
14177 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
14178 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
14179 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
14180 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
14182 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
14184 * c-decl.c (warn_variable_length_array): New function.
14185 Refactored from grokdeclarator to handle warn_vla
14186 and handle unnamed array case.
14187 (grokdeclarator): Refactored VLA warning case.
14188 * c.opt (Wvla): New flag.
14189 * doc/invoke.texi (Wvla): New warning.
14191 2007-03-12 Richard Henderson <rth@redhat.com>
14193 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
14194 (TARGET_SECTION_TYPE_FLAGS): New.
14196 2007-03-12 Richard Henderson <rth@redhat.com>
14198 * config/darwin.c (machopic_reloc_rw_mask): New.
14199 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
14200 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
14202 2007-03-12 Mark Mitchell <mark@codesourcery.com>
14204 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
14205 * cppdefault.h (cpp_PREFIX): Document.
14206 (cpp_PREFIX_len): Likewise.
14207 (cpp_EXEC_PREFIX): New variable.
14208 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
14209 * c-incpath.c (add_standard_paths): Correct logic for relocating
14210 paths within prefix.
14212 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
14214 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
14215 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
14217 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
14218 fix_truncdfdi_sse using SSEMODEF mode macro.
14219 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
14220 fix_truncdfsi_sse using SSEMODEF mode macro.
14221 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
14222 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
14224 2007-03-12 Richard Sandiford <richard@codesourcery.com>
14226 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
14227 elfos.h to tm_file.
14229 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
14231 * tree.h : Add multiple_of_p declaration.
14232 * fold-const.c (multiple_of_p): Make multiple_of_p public.
14233 * ipa-type-escape.c (results_of_malloc): Redundant.
14234 (visited_stmts): New. Visited stmt for walk_use_def_chains.
14235 (cast_type): Extended with new members.
14236 (check_cast): Returns cast_type.
14237 (cast): New structure for data of walk_use_def_chains.
14238 (is_malloc_result, is_cast_from_non_pointer_1,
14239 is_cast_from_non_pointer,
14240 is_array_access_through_pointer_and_index): New functions.
14241 (look_for_casts): Returns cast types.
14242 (check_call): Returns void.
14243 (okay_pointer_operation): Use support of pointer plus index,
14244 pointer plus constant and allow all multiplications.
14246 2007-03-11 Richard Guenther <rguenther@suse.de>
14248 PR tree-optimization/31115
14249 * tree-vrp.c (extract_range_from_binary_expr): Make sure
14250 the shift count is positive and non-anti-range for RSHIFT_EXPR.
14251 A shift count of zero is not special as with *_DIV_EXPR.
14252 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
14255 2007-03-11 Ian Lance Taylor <iant@google.com>
14257 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
14258 the *_DIV_EXPR codes correctly with overflow infinities.
14260 2007-03-11 Ira Rosen <irar@il.ibm.com>
14262 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
14263 indicate success/failure of the analysis. Add negation to subtrahend
14264 in case of subtraction. Fail if both operands contain constants.
14265 (create_data_ref): Fail if analyze_offset fails.
14267 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
14269 * config/i386/i386.md (frndintxf2): Rename to ...
14270 (rintxf2): ... this. Remove expander having same name.
14271 (rintsf2, rintdf2): Implement using SSEMODEF macro.
14272 (roundsf2, rounddf2): Ditto.
14273 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
14274 (lround<mode>di2, lround<mode>si2): Ditto.
14276 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
14278 * lower-subreg.c: Include except.h.
14279 (decompose_multiword_subregs): Verify that the only control flow
14280 insns we can split are loads to multi-words pseudos.
14281 Handle breaking such blocks after splitting, instead of calling
14282 find_many_sub_basic_blocks.
14284 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
14285 on the new basic block. Add a lengthy comment explaining why we
14286 thought this was necessary.
14287 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
14289 2007-03-10 Mark Mitchell <mark@codesourcery.com>
14292 * tree.c (walk_type_fields): Recurse into the element type of
14293 ARRAY_TYPEs if there is a pointer set.
14295 2007-03-10 Dirk Mueller <dmueller@suse.de>
14297 * c-common.c (warn_logical_operator): Fix condition.
14299 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
14301 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
14303 * config/darwin.c (machopic_select_section): Remove superfluous
14304 argument in call to categorize_decl_for_section. Remove unused
14307 2007-03-10 Joseph Myers <joseph@codesourcery.com>
14309 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
14311 * configure: Regenerate.
14313 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
14316 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
14317 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
14318 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
14319 Add LABEL_NUSES to emitted label.
14320 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
14321 branch probability value to emitted jump insn.
14322 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
14323 Do not check life information and do not re-arrange input operands
14324 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
14326 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
14328 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
14329 the change of decode_asm_operands.
14331 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
14333 * mode-switching.c (create_pre_exit): Skip blockage insn.
14335 2007-03-09 Diego Novillo <dnovillo@redhat.com>
14337 * tree-pass.h (TODO_update_smt_usage): Remove.
14339 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14343 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14345 * pa.c (attr_length_call): Revise condition for long
14346 pc-relative branch.
14347 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
14348 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
14349 sequence on SOM target.
14351 2007-03-09 Geoffrey Keating <geoffk@apple.com>
14353 * gcc.c: Document %{, in big comment at top.
14354 (input_suffix_matches): Remove special handling for .s and
14356 (input_spec_matches): New.
14357 (handle_braces): Handle %{,.
14358 (validate_switches): ',' indicates a value which is not a switch.
14359 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
14360 to detect assembler input.
14361 * config/i386/sol2.h (CPP_SPEC): Likewise.
14362 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
14363 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
14364 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
14365 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
14366 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
14367 -m64 causes deployment target to default to 10.5.
14368 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14370 2007-03-09 Richard Henderson <rth@redhat.com>
14373 * target.h (targetm.asm.out.reloc_rw_mask): New.
14374 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
14375 (TARGET_ASM_OUT): Use it.
14376 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
14377 * varasm.c (categorize_decl_for_section): Remove shlib argument;
14378 use the new reloc_rw_mask target hook instead.
14379 (default_section_type_flags_1): Merge into...
14380 (default_section_type_flags): ... here.
14381 (decl_readonly_section_1): Merge into...
14382 (decl_readonly_section): ... here.
14383 (default_elf_select_section_1): Merge into...
14384 (default_elf_select_section): ... here.
14385 (default_unique_section_1): Merge into...
14386 (default_unique_section): ... here.
14387 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
14388 (default_select_rtx_section): Use it.
14389 (default_elf_select_rtx_section): Likewise.
14390 * output.h: Update to match.
14391 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
14392 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
14393 (TARGET_ASM_RELOC_RW_MASK): New.
14394 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
14395 to categorize_decl_for_section.
14396 (x86_64_elf_unique_section): Likewise.
14397 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
14398 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
14399 (TARGET_ASM_RELOC_RW_MASK): New.
14400 * config/ia64/ia64.c (ia64_rwreloc_select_section,
14401 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
14402 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
14403 (TARGET_RWRELOC): Remove.
14404 (ia64_section_type_flags): Adjust call to default_section_type_flags.
14405 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
14406 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
14407 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
14408 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
14409 (rs6000_xcoff_select_section): Use decl_readonly_section.
14410 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
14411 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
14412 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
14413 (TARGET_SECTION_TYPE_FLAGS): Remove.
14414 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
14416 2007-03-09 Roger Sayle <roger@eyesopen.com>
14418 * fold-const.c (fold_comparison): Remove compile-time evaluation of
14419 complex constant equality/inequality comparisons for here.
14420 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
14421 known at compile-time or can be simplified to a scalar comparison.
14422 (fold_relational_const): Move compile-time evaluation of complex
14423 constant equality/inequality comparisons to here.
14425 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14427 PR rtl-optimization/30643
14428 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
14430 (fold_rtx): Recurse, like before 2006-11-03.
14432 2007-03-09 DJ Delorie <dj@redhat.com>
14434 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
14437 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
14439 PR tree-optimization/30375
14440 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
14441 LHS of statements is not the same.
14442 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
14444 2007-03-09 Chao-ying Fu <fu@mips.com>
14446 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
14448 * doc/invoke.texi (-mdspr2): Document new option.
14449 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
14450 New unspec for DSP REV 2.
14451 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
14452 these instructions are extended in DSP REV 2.
14453 (mips-dspr2.md): Include.
14454 * config/mips/mips.opt (mdspr2): New option.
14455 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
14456 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
14457 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
14458 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
14459 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
14460 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
14461 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
14463 (bdesc_map): Add one field of unsupported_target_flags.
14464 (bdesc_arrays): Update entries to have extra fields. Add
14466 (mips_init_builtins): Initialize new function types.
14467 Check unsupported_target_fileds to filter out builtins.
14468 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
14470 (ASM_SPEC): Pass mdspr2 to the assembler.
14471 * config/mips/mips-dspr2.md: New file.
14473 2007-03-09 Sa Liu <saliu@de.ibm.com>
14475 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
14477 2007-03-09 Ian Lance Taylor <iant@google.com>
14479 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
14480 argument) like -Wstrict-overflow=2.
14481 * doc/invoke.texi (Warning Options): Update documentation.
14483 2007-03-09 Dirk Mueller <dmueller@suse.de>
14486 * doc/invoke.texi (-Wlogical-op): Document.
14487 * common.opt (-Wlogical-op): New.
14488 * c-common.h (warn_logical_operator): Declare.
14489 * c-common.c (warn_logical_operator): Define.
14490 * c-typeck.c (parser_build_binary_op): Call
14491 warn_logical_operator.
14493 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14495 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
14496 * final.c (final_scan_insn): Test for non-"" file name.
14498 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
14500 * doc/loop.texi: Document the Omega linear constraints solver.
14501 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
14502 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
14503 omega-hash-table-size, omega-max-keys, and
14504 omega-eliminate-redundant-constraints.
14505 * tree-pass.h (pass_check_data_deps): Declared.
14508 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
14509 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
14510 pass_check_data_deps): New.
14511 * tree-data-ref.c (init_data_ref): Remove declaration.
14512 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
14513 (analyze_array): Renamed init_array_ref, move up initializations.
14514 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
14515 Removed arguments that are set to NULL.
14516 (analyze_indirect_ref): Correct indentation, correct call to
14518 (object_analysis): Call init_array_ref instead of analyze_array.
14519 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
14520 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
14521 of DR_ACCESS_FNS_ADDR.
14522 (init_omega_eq_with_af, omega_extract_distance_vectors,
14523 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
14524 ddr_consistent_p): New.
14525 (compute_affine_dependence): Check consistency of ddrs when
14526 flag_check_data_deps is passed.
14527 (analyze_all_data_dependences): Uncomment.
14528 (tree_check_data_deps): New.
14529 * tree-data-ref.h: Include omega.h.
14530 (DR_ACCESS_FNS_ADDR): Removed.
14531 (data_dependence_relation): Add inner_loop.
14532 (DDR_INNER_LOOP): New.
14533 * common.opt (fcheck-data-deps): New.
14534 * tree-flow.h (tree_check_data_deps): Declare.
14535 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
14536 (OBJS-common): Depend on omega.o.
14538 * passes.c (pass_check_data_deps): Scheduled.
14539 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
14540 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
14541 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
14542 PARAM_VECT_MAX_VERSION_CHECKS,
14543 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
14545 2007-03-09 Richard Guenther <rguenther@suse.de>
14547 PR tree-optimization/30904
14548 PR middle-end/31058
14549 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
14550 the same way as *_DIV_EXPR.
14552 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14554 * recog.c (decode_asm_operands): No mixed declarations and code.
14556 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14558 * rtl.def (ASM_INPUT): Add location.
14559 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
14560 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
14561 (decode_asm_operands): Add loc operand.
14562 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
14563 * stmt.c (expand_asm): Rename to...
14564 (expand_asm_loc): ... this. Add locus argument. Pass it on to
14565 gen_rtx_ASM_INPUT_loc.
14566 (expand_asm_expr): Adjust.
14567 * recog.c (decode_asm_operands): Add loc operand.
14568 (check_asm_operands, extract_insn): Adjust.
14569 * reload1.c (maybe_fix_stack_asms): Likewise.
14570 * final.c (asm_insn_count): Likewise.
14571 (final_scan_insn): Output # line before and after asm.
14573 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
14575 * tree-ssa-structalias.c (variable_info): Remove
14577 (new_var_info): Ditto.
14578 (shared_bitmap_info_t): New structure.
14579 (shared_bitmap_table): New variable.
14580 (shared_bitmap_hash): New function.
14581 (shared_bitmap_eq): Ditto
14582 (shared_bitmap_lookup): Ditto.
14583 (shared_bitmap_add): Ditto.
14584 (merge_smts_into): Change to take bitmap directly.
14585 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
14586 (init_alias_vars): Init shared bitmap hashtable.
14587 (delete_points_to_sets): Delete shared bitmap hashtable.
14588 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
14589 is_aliased removal as a change that was still necessary was
14592 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
14594 * config/i386/i386.h (override_options): Conditionally disable
14595 x86_sahf for 64bit targets only.
14597 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14600 * c-decl.c (merge_decls): Don't call make_var_volatile.
14601 * varasm.c (make_var_volatile): Remove.
14602 * output.h (make_var_volatile): Remove.
14604 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
14606 PR tree-optimization/31085
14607 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
14609 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14611 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
14612 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
14613 ATTR_CONST_NOTHROW_LIST.
14615 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
14618 2007-03-08 Diego Novillo <dnovillo@redhat.com>
14620 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
14622 2007-03-08 Geoffrey Keating <geoffk@apple.com>
14625 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
14627 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
14628 passed, use shared libgcc.
14630 2007-03-08 Roger Sayle <roger@eyesopen.com>
14632 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
14633 instead of calling build2 with a GIMPLE_MODIFY_STMT.
14634 (honor_protect_cleanup_actions, lower_try_finally_switch):
14636 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
14637 ifc_temp_var): Likewise.
14638 * tree-inline.c (setup_one_parameter): Likewise.
14639 * tree-mudflap.c (mf_decl_cache_locals,
14640 mf_build_check_statement_for): Likewise.
14641 * tree-nested.c (init_tmp_var, save_tmp_var,
14642 finalize_nesting_tree_1): Likewise.
14643 * tree-outof-ssa.c (insert_copy_on_edge,
14644 insert_backedge_copies): Likewise.
14645 * tree-profile.c (tree_gen_edge_profiler,
14646 tree_gen_ic_profiler): Likewise.
14647 * tree-scalar-evolution.c (scev_const_prop): Likewise.
14648 * tree-sra.c (sra_build_assignment): Likewise.
14649 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
14650 * tree-ssa-math-opts.c (insert_reciprocals,
14651 execute_cse_sincos_1): Likewise.
14652 * tree-tailcall.c (adjust_accumulator_values,
14653 adjust_return_value): Likewise.
14654 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
14655 * tree-vect-transform.c (vect_create_data_ref_ptr,
14656 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
14657 vect_create_epilog_for_reduction, vectorizable_reduction,
14658 vectorizable_call, vectorizable_conversion,
14659 vectorizable_assignment, vectorizable_operation,
14660 vectorizable_type_demotion, vect_gen_widened_results_half,
14661 vect_permute_store_chain, vectorizable_store,
14662 vect_setup_realignment, vect_permute_load_chain,
14663 vectorizable_load, vectorizable_condition,
14664 vect_create_cond_for_align_checks): Likewise.
14665 * tree-vrp.c (build_assert_expr_for): Likewise.
14667 2007-03-08 Ian Lance Taylor <iant@google.com>
14669 * tree-vrp.c: Include "intl.h".
14670 (usable_range_p): New static function.
14671 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
14672 overflowed values, juts set *strict_overflow_p.
14673 (compare_values): Only return -2 if one of the operands is not a
14675 (compare_ranges): Call usable_range_p.
14676 (compare_range_with_value): Likewise.
14677 (vrp_evaluate_conditional_warnv): Rename from
14678 vrp_evaluate_conditional. Make static. Change all callers.
14679 (vrp_evaluate_conditional): New function.
14680 (simplify_div_or_mod_using_ranges): Issue warning about reliance
14681 on signed overflow.
14682 (simplify_abs_using_ranges): Likewise.
14683 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
14684 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
14685 within_stmt parameter.
14686 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14687 vrp_evaluate_conditional.
14688 * tree-ssa-threadedge.c
14689 (record_temporary_equivalences_from_stmts_at_dest): Change
14690 simplify parameter to take a second tree parameter.
14691 (simplify_control_stmt_condition): Likewise.
14692 (thread_across_edge): Likewise.
14693 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
14694 (thread_across_edge): Likewise.
14695 * Makefile.in (tree-vrp.o): Depend upon intl.h.
14697 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
14699 * config/i386/i386.h (TARGET_SAHF): New define.
14700 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
14701 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
14702 (x86_sahf): New global variable.
14703 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
14704 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
14705 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
14706 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
14708 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
14709 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
14710 when expanding fcomi/sahf based tests.
14711 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
14712 expanding sahf based alternative. Emit sahf based sequence when
14713 optimizing for code size.
14714 * config/i386/i386.md (x86_sahf_1): Do not disable for
14715 TARGET_64BIT, enable for TARGET_SAHF.
14717 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
14719 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
14720 spurious whitespace from error message.
14722 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
14725 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
14727 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
14729 * c-decl.c (grokdeclarator): Disable warnings for anonymous
14731 * tree-sra.c (instantiate_element): Propagate disabled warnings
14732 from the element itself to the created variable.
14734 2007-03-07 Richard Henderson <rth@redhat.com>
14737 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
14738 silently fix up the stack in the case of a missing register.
14740 2007-03-07 Paul Brook <paul@codesourcery.com>
14742 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
14744 2007-03-07 Joseph Myers <joseph@codesourcery.com>
14746 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
14748 (phase1_vrs): Use them.
14749 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
14750 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
14751 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
14752 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
14753 __gnu_Unwind_Restore_WMMXC if required.
14754 (_Unwind_VRS_Pop): Implement iWMMXt support.
14755 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
14756 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
14757 gnu_Unwind_Save_WMMXC): Define.
14759 2007-03-07 Richard Sandiford <richard@codesourcery.com>
14761 * config/vxworks.h (vxworks_override_options): Declare.
14762 (VXWORKS_OVERRIDE_OPTIONS): Use it.
14763 * config/vxworks.c: Include target.h and toplev.h.
14764 (vxworks_override_options): New function.
14765 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
14767 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
14769 * config/s390/s390.c (override_options): Don't emit an error when
14770 -mstack-size is used without providing -mstack-guard.
14771 (s390_emit_prologue): Choose stack_guard value automatically if not
14772 provided via command line.
14773 * doc/invoke.texi: Adjust description of -mstack-guard and
14776 2007-03-07 Richard Sandiford <richard@codesourcery.com>
14778 * config/i386/i386.c (output_set_got): Add a GOT initialization
14779 sequence for VxWorks PIC.
14780 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
14781 around labels as well as symbols. Use gotoff_operand instead
14782 of local_symbolic_operand.
14783 (legitimize_pic_address): Use gotoff_operand instead of
14784 local_symbolic_operand. Use @GOT accesses for labels as
14786 (ix86_output_addr_diff_elt): Use PC-relative rather than
14787 GP-relative offsets for VxWorks PIC.
14788 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
14789 no_new_pseudos. Check whether the returned register is op0.
14790 * config/i386/i386.md (tablejump): Use PC-relative rather than
14791 GP-relative offsets for VxWorks PIC.
14792 * config/i386/predicates.md (gotoff_operand): New predicate.
14794 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14796 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
14798 * config/vxworks-dummy.h: New file.
14799 * config/i386/i386.h: Include it.
14801 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
14803 * dwarf2out.c (is_inlined_entry_point): New
14804 (add_high_low_attributes): Emit DW_AT_entry_pc along with
14805 DW_AT_ranges if the first subblock is the entry point.
14807 2007-03-06 David Daney <ddaney@avtrex.com>
14809 * doc/install.texi (mips-*-*): Change recommended binutils
14812 2007-03-06 Anatoly Sokolov <aesok@post.ru>
14814 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
14815 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
14817 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14818 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14820 2007-03-06 Jan Hubicka <jh@suse.cz>
14822 * errors.h (warning, error, fatal, internal_error): Mark as cold.
14823 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
14825 (probably_cold_bb_p): Cold functions are cold.
14826 (probably_never_executed_bb_p): Cold functions are cold.
14827 (tree_bb_level_predictions): Predict calls to cold functions as not
14829 (compute_function_frequency): Check hot/cold attributes.
14830 * function.h (function_frequency): Update comments.
14831 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
14832 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
14833 (c_common_att): Add cold and hot.
14835 * doc/extend.texi (hot,cold attributes): Document.
14837 2007-03-06 Andrew Haley <aph@redhat.com>
14839 * function.c (expand_function_end): Move blockage to just after we
14840 emit the label for the naked return from the function.
14842 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14844 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
14847 2007-03-06 Jan Hubicka <jh@suse.cz>
14849 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
14850 loaded for constant large models. Non-large 64bit PIC can do.
14851 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
14852 * cmodel.h: Add LARGE PIC.
14853 * i386.md (UNSPEC_PLTOFF): New.
14854 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
14856 (*call_1_rex64): Disable for large models.
14857 (*call_1_rex64_large): New.
14858 (*call_value_1_rex64): Disable for large models.
14859 (*call_value_1_rex64_large): New.
14860 (set_rip_rex4): New.
14861 (set_got_offset_rex64): New.
14862 * predicates.md (constant_call_address_operand): For large model
14863 constant calls are not possible.
14864 * i386-protos.h (construct_plt_address): Declare.
14865 * i386.c (override_options): Accept large models.
14866 (ix86_expand_prologue): Expand large PIC GOT pointer load.
14867 (legitimate_constant_p): Add new UNSPECs.
14868 (legitimate_pic_operand_p): Likewise.
14869 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
14870 (legitimize_pic_address): Do easy RIP relative way for TLS only for
14872 (output_pic_addr_const): Add PLTOFF.
14873 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
14874 (ix86_expand_move): Legitimize pic address when in PIC mode.
14875 (construct_plt_address): New function.
14876 (ix86_expand_call): Offload the address to register and use GOT
14877 pointer for large model.
14878 * invoke.texi (mcmodel=large): Update documentation.
14880 2007-03-06 Richard Henderson <rth@redhat.com>
14882 * config/i386/i386.c (x86_use_leave, x86_push_memory,
14883 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
14884 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
14885 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
14886 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
14887 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
14888 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
14889 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
14890 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
14891 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
14892 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14893 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
14894 x86_sse_partial_reg_dependency, x86_sse_split_regs,
14895 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
14896 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
14897 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
14898 x86_schedule, x86_use_bt, x86_pad_returns,
14899 x86_use_xchgb): Merge into ...
14900 (ix86_tune_features): ... here. New array.
14901 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
14902 x86_bswap): Merge into ...
14903 (ix86_arch_features): ... here. New array.
14904 (x86_3dnow_a): Remove.
14905 (x86_accumulate_outgoing_args): Make static.
14906 (x86_arch_always_fancy_math_387): Make static.
14907 (ix86_tune_mask, ix86_arch_mask): Move ...
14908 (override_options): ... to local variables here. Apply the
14909 appropriate mask to each element of ix86_arch_features and
14910 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
14911 as were done in the old macros.
14912 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
14913 * config/i386/i386.h (x86_use_leave, x86_push_memory,
14914 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
14915 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
14916 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
14917 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
14918 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
14919 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
14920 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
14921 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
14922 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
14923 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14924 x86_accumulate_outgoing_args, x86_prologue_using_move,
14925 x86_epilogue_using_move, x86_decompose_lea,
14926 x86_arch_always_fancy_math_387, x86_shift1,
14927 x86_sse_partial_reg_dependency, x86_sse_split_regs,
14928 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
14929 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
14930 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
14931 x86_use_incdec, x86_pad_returns, x86_bswap,
14932 x86_partial_flag_reg_stall): Remove.
14933 (enum ix86_tune_indices): New.
14934 (ix86_tune_features): New.
14935 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
14936 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
14937 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
14938 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
14939 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
14940 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
14941 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
14942 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
14943 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
14944 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
14945 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
14946 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
14947 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
14948 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
14949 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
14950 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
14951 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
14952 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
14953 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
14954 TARGET_EXT_80387_CONSTANTS): Use it.
14955 (enum ix86_arch_indices): New.
14956 (ix86_arch_features): New.
14957 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
14958 TARGET_BSWAP): Use it.
14959 (ix86_tune_mask, ix86_arch_mask): Remove.
14961 2007-03-06 Joseph Myers <joseph@codesourcery.com>
14964 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
14965 Define using $${sysroot_headers_suffix}.
14966 * configure: Regenerate.
14967 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
14968 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
14970 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
14971 * gcc.c (print_sysroot_headers_suffix): New.
14972 (option_map): Include --print-sysroot-headers-suffix.
14973 (display_help): Mention -print-sysroot-headers-suffix.
14974 (process_command): Handle -print-sysroot-headers-suffix.
14975 (do_spec_1): Append multilib directory to include-fixed path if
14976 sysroot suffixes in use.
14977 (main): Handle -print-sysroot-headers-suffix.
14978 * Makefile.in (start.encap): Don't depend on xlimits.h
14979 (xlimits.h): Remove.
14980 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
14981 limits.h for each multilib in fixinc_list.
14982 (fixinc_list, s-fixinc_list): New.
14983 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
14984 generate them for each multilib in fixinc_list.
14985 (stmp-fixproto): Use include-fixed. Run fixproto for each
14986 multilib in fixinc_list.
14987 (mostlyclean): Don't remove xlimits.h.
14988 (clean): Remove include-fixed.
14989 (real-install-headers-tar, real-install-headers-cpio,
14990 real-install-headers-cp): Don't copy include, only include-fixed.
14991 (install-mkheaders): Depend on fixinc_list. Don't depend on
14992 xlimits.h. Save limits.h files for each multilib in fixinc_list.
14993 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
14994 SYSTEM_HEADER_DIR setting in mkheaders.conf.
14996 2007-03-06 Jan Hubicka <jh@suse.cz>
14998 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
15001 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15003 * configure.ac: Allow tm_file to contain build-directory files.
15004 * configure: Regenerate.
15005 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
15006 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
15007 * config/m68k/print-sysroot-suffix.sh: New file.
15009 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15011 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
15012 of pic_offset_table_rtx if reload_completed.
15013 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
15014 PIC_OFFSET_TABLE_REGNUM.
15015 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
15017 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
15018 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
15020 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15022 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
15023 functions that call eh_return.
15025 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15027 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
15028 functions that need a constant pool.
15030 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15033 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
15034 (m68k_preferred_reload_class): Likewise.
15035 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
15036 (SECONDARY_RELOAD_CLASS): Define.
15037 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
15038 (LIMIT_RELOAD_CLASS): Delete.
15039 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
15040 registers from storing bytes.
15041 (m68k_secondary_reload_class): New function.
15042 (m68k_preferred_reload_class): Likewise.
15044 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15046 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
15048 (m68k_expand_prologue): Likewise.
15050 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15052 * config/m68k/m68k-protos.h (output_sibcall): Declare.
15053 (mips_expand_epilogue): Add a bool parameter.
15054 (m68k_legitimize_sibcall_address): Declare.
15055 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
15056 (m68k_expand_epilogue): Add a parameter to select between sibling
15057 and normal epilogues. Only generate a return for the latter.
15058 (m68k_ok_for_sibcall_p): New function.
15059 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
15060 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
15061 (sibcall_value, *sibcall_value): Likewise.
15062 (*call, *call_value): Require !SIBLING_CALL_P.
15063 (epilogue): Update call to m68k_expand_epilogue.
15064 (sibcall_epilogue): New pattern.
15065 * config/m68k/predicates.md (const_call_operand): Say that this
15066 predicate applies to sibling calls too.
15067 (sibcall_operand): New predicate.
15069 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15071 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
15072 alternatives as movsi_cf.
15073 (movsf_cf_hard): Add commentary.
15075 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
15076 Richard Sandiford <richard@codesourcery.com>
15078 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
15079 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
15080 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
15081 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
15082 as being live on exit from an interrupt function.
15083 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
15084 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
15085 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
15086 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
15087 (m68k_interrupt_function_p): Globalize.
15088 (m68k_compute_frame_layout): Remove reverse mask code.
15089 (m68k_emit_movem, m68k_set_frame_related): New functions.
15090 (m68k_output_function_prologue): Delete in favor of...
15091 (m68k_expand_prologue): ...this new function.
15092 (m68k_output_function_epilogue): Delete in favor of...
15093 (m68k_expand_epilogue): ...this new function.
15094 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
15096 (print_operand): Handle %?.
15097 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
15098 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
15099 (prologue, epilogue): New patterns.
15100 (return): Turn into a define_expand.
15101 (*return): New pattern, derived from old "return" pattern. Use rte
15102 rather than rts for interrupt functions. Only use rtd if the pop
15104 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
15105 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
15106 (link, *link, unlink, *unlink, load_got): Likewise.
15108 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15112 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
15113 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
15114 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
15115 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
15116 and m68k_matches_u_p.
15117 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
15118 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
15119 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
15120 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
15121 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
15122 (REG_STRICT_P): New macro.
15123 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
15124 PCREL_GENERAL_OPERAND_OK.
15125 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
15126 m68k_legitimate_base_reg_p.
15127 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
15128 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
15129 (PIC_CASE_VECTOR_ADDRESS): Update comment.
15130 * config/m68k/m68k.c (m68k_address): New structure.
15131 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
15132 (m68k_decompose_index, m68k_legitimate_constant_address_p)
15133 (m68k_jump_table_ref_p, m68k_decompose_address)
15134 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
15135 (m68k_matches_u_p): New functions.
15136 (print_operand_address): Rewrite to use m68k_decompose_index.
15138 2007-03-05 David Taylor <dtaylor@emc.com>
15140 * gcc.c: Correct copyright date in --version output.
15142 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15144 * pa.md: In unamed move patterns, disparge copies between general
15145 and floating point registers using '?' modifier. Don't include 'f'
15146 constraint for register preferences in DImode, SImode, HImode and
15147 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
15148 Remove constraints for copies between general and floating registers
15149 in soft-float DFmode pattern.
15150 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
15154 2007-03-05 Mike Stump <mrs@apple.com>
15156 * c-common.c (targetcm): Add.
15157 * c-opts.c (c_common_handle_option): Handle language specific
15159 * opts.c (handle_option): Verify language for target options, if
15161 * opth-gen.awk: Add CL_LANG_ALL.
15162 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
15163 (TARGETCM_INITIALIZER): Add.
15164 * target.h (struct gcc_targetcm): Add.
15166 * targhooks.c (default_handle_c_option): Add.
15167 * targhooks.h (default_handle_c_option): Add.
15168 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
15170 * config/darwin.opt (iframework): Add.
15171 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
15172 * config/darwin-c.c (handle_c_option): Add.
15173 (TARGET_HANDLE_C_OPTION): Add.
15175 * doc/invoke.texi (Darwin Options): Add -iframework.
15177 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15179 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
15182 2007-03-05 Ian Lance Taylor <iant@google.com>
15184 * c.opt (fgnu89-inline): New option.
15185 * c-opts.c (c_common_post_options): Set default value for
15187 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
15188 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
15190 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
15191 (grokdeclarator, start_function): Likewise.
15192 * c-cppbuiltin.c (c_cpp_builtins): Define either
15193 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
15194 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
15195 (C Dialect Options): Document -fgnu89-inline.
15196 * doc/extend.texi (Function Attributes): Explain what the
15197 gnu_inline attribute does.
15198 * doc/cpp.texi (Common Predefined Macros): Document
15199 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15201 2007-03-05 Ian Lance Taylor <iant@google.com>
15203 PR tree-optimization/31034
15204 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
15205 half-range if the other side is an overflow infinity.
15207 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15209 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
15210 (bfin*-linux-uclibc*): New configuration.
15211 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
15213 * config/bfin/linux.h: New file.
15214 * config/bfin/libgcc-bfin.ver: New file.
15215 * config/bfin/t-bfin-uclinux: New file.
15216 * config/bfin/t-bfin-linux: New file.
15217 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
15218 (TARGET_OS_CPP_BUILTINS): New macro.
15220 2007-03-05 Richard Guenther <rguenther@suse.de>
15222 * fold-const.c (fold_binary): Remove duplicate folding
15223 of comparison of non-null ADDR_EXPR against null.
15225 2007-03-05 Richard Guenther <rguenther@suse.de>
15226 Dorit Nuzman <dorit@il.ibm.com>
15228 PR tree-optimization/26420
15229 * tree-vectorizer.c (vectorize_loops): Bail out early if there
15230 are no loops in the function. Only print the number of
15231 vectorized loops if it is greater than zero or we are supposed
15232 to print information about unvectorized loops.
15234 2007-03-05 Revital Eres <eres@il.ibm.com>
15236 * gcc.dg/var-expand1.c: New test.
15237 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
15238 when an accumulator is expanded.
15240 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15243 * c-common.c (convert_and_check): Don't give warnings for
15244 conversion if 'expr' already overflowed.
15246 2007-03-04 Roger Sayle <roger@eyesopen.com>
15248 PR middle-end/30744
15249 * fold-const.c (fold_comparison): Enforce type consistency when
15250 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
15252 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
15254 * tree-ssa-address.c (create_mem_ref): Do not put an expression
15255 containing a cast to the base of TARGET_MEM_REF.
15257 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
15259 * tree.c (tree_contains_struct_check_failed): Remove spurious
15260 whitespace from error message.
15262 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
15265 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
15266 instead of precision.
15268 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
15269 Nathan Sidwell <nathan@codesourcery.com>
15271 * emit-rtl.c (find_auto_inc): New.
15272 (try_split): recreate REG_INC notes,
15273 Use regular for loops rather than whiles.
15275 2007-03-03 Andreas Schwab <schwab@suse.de>
15277 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
15278 * configure: Regenerate.
15280 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15282 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
15283 flag_rounding_math, not flag_unsafe_math_optimizations.
15285 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
15287 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
15288 alpha_fold_vector_minmax): Likewise.
15289 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
15290 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
15292 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
15294 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
15295 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
15296 if the lhs has side-effects.
15297 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
15299 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
15301 * config/i386/i386.h (TUNEMASK): Remove define.
15302 (ARCHMASK): Remove define.
15303 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
15304 Use ix86_arch_mask variable instead of ARCHMASK.
15305 * config/i386/i386.c (override_options): Ditto.
15306 (standard_80387_constant_p): Ditto.
15308 2007-03-02 Ian Lance Taylor <iant@google.com>
15310 Used signed infinities in VRP.
15311 * tree-vrp.c (uses_overflow_infinity): New static function.
15312 (supports_overflow_infinity): New static function.
15313 (make_overflow_infinity): New static function.
15314 (negative_overflow_infinity): New static function.
15315 (positive_overflow_infinity): New static function.
15316 (is_negative_overflow_infinity): New static function.
15317 (is_positive_overflow_infinity): New static function.
15318 (is_overflow_infinity): New static function.
15319 (overflow_infinity_range_p): New static function.
15320 (compare_values_warnv): New function split out of compare_values.
15321 (compare_value): Call it.
15322 (set_value_range_to_nonnegative): Add overflow_infinity
15323 parameter. Change caller.
15324 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
15326 (vrp_expr_computes_nonzero): Likewise.
15327 (compare_ranges, compare_range_with_value): Likewise.
15328 (compare_name_with_value, compare_names): Likewise.
15329 (vrp_evaluate_conditional): Likewise.
15330 (set_value_range): Handle infinity
15331 (vrp_operand_equal_p, operand_less_p): Likewise.
15332 (extract_range_from_assert): Likewise.
15333 (vrp_int_const_binop): Likewise.
15334 (extract_range_from_binary_expr): Likewise.
15335 (extract_range_from_unary_expr): Likewise.
15336 (extract_range_from_comparison): Likewise.
15337 (extract_range_from_expr): Likewise.
15338 (dump_value_range): Likewise.
15339 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
15340 (test_for_singularity): Likewise.
15341 (vrp_int_const_binop): Remove inline qualifier.
15342 (adjust_range_with_scev): Add comment.
15343 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15345 2007-03-02 Diego Novillo <dnovillo@redhat.com>
15347 * tree-ssa-structalias.c (could_have_pointers): Tidy.
15348 (get_constraint_for): Likewise.
15349 (do_structure_copy): Likewise.
15350 (find_func_aliases): Fix references to MODIFY_EXPR.
15351 (intra_create_variable_infos): Tidy.
15352 * tree-ssa-operands.c (add_virtual_operand): Add argument
15354 When adding members of alias sets, if IS_CALL_SITE is true and
15355 the symbol is not call-clobbered, skip it.
15356 Adjust all callers.
15358 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
15360 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
15361 entry by means of emit_insn_at_entry.
15363 2007-03-02 Richard Henderson <rth@redhat.com>
15365 * expr.h (promoted_input_arg): Remove decl.
15366 * function.c (promoted_input_arg): Merge into ...
15367 * combine.c (setup_incoming_promotions): ... only caller.
15368 Rearrange to avoid double loop.
15370 2007-03-02 Ben Elliston <bje@au.ibm.com>
15371 Peter Bergner <bergner@vnet.ibm.com>
15372 Janis Johnson <janis187@us.ibm.com>
15374 * config/rs6000/dfp.md: New file.
15375 * config/rs6000/rs6000.md: Include dfp.md.
15376 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
15377 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
15378 and TDmode decimal float modes in FP registers.
15379 (num_insns_constant): Likewise.
15380 (rs6000_legitimate_offset_address_p): Likewise.
15381 (rs6000_legitimize_address): Likewise.
15382 (rs6000_legitimize_reload_address): Likewise.
15383 (rs6000_legitimate_address): Likewise.
15384 (rs6000_emit_move): Likewise.
15385 (function_arg_boundary): Likewise.
15386 (function_arg_advance): Likewise.
15387 (rs6000_darwin64_record_arg_recurse): Likewise.
15388 (function_arg): Likewise.
15389 (rs6000_gimplify_va_arg): Likewise.
15390 (rs6000_split_multireg_move): Likewise.
15391 (rs6000_output_function_epilogue): Likewise.
15392 (rs6000_output_function_epilogue): Likewise.
15393 (rs6000_register_move_cost): Likewise.
15394 (rs6000_function_value): Likewise.
15395 (rs6000_libcall_value): Likewise.
15397 2007-03-02 Richard Sandiford <richard@codesourcery.com>
15399 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
15401 2007-03-02 Richard Sandiford <richard@codesourcery.com>
15403 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
15404 Use $MULTIDIR to choose between the kernel and RTP headers,
15405 and use $WIND_BASE and $WIND_USR to locate them.
15407 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
15409 * config/i386/i386.c (override_options): Put initialization of
15410 ix86_tune_mask and ix86_arch_mask to the correct place.
15412 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
15413 Michael Meissner <michael.meissner@amd.com>
15416 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
15417 (ARCHMASK): Define.
15418 (TARGET_CMOVE): Use ARCHMASK.
15419 (TARGET_CMPXCHG): Ditto.
15420 (TARGET_CMPXCHG8B): Ditto.
15421 (TARGET_XADD): Ditto.
15422 (TARGET_BSWAP): Ditto.
15423 * config/i386/i386.c (ix86_tune_mask): New global variable.
15424 (ix86_arch_mask): Ditto.
15425 (override_options): Initialize ix86_tune_mask and
15426 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
15429 2007-03-02 Ben Elliston <bje@au.ibm.com>
15432 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
15434 2007-03-02 Joseph Myers <joseph@codesourcery.com>
15436 * target.h (init_dwarf_reg_sizes_extra): New target hook.
15437 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
15438 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
15439 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
15441 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
15442 rs6000_init_dwarf_reg_sizes_extra): New.
15443 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
15444 SPE register high parts.
15446 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
15448 * Makefile.in: Add install-pdf target as
15449 copied from automake v1.10 rules.
15450 * configure.ac: Add install-pdf to target list.
15451 * configure: Regenerate.
15453 2007-03-01 Paul Brook <paul@codesourcery.com>
15455 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
15456 modes to LDRD for DImode.
15457 (output_move_double): Fixup out of range ldrd/strd.
15458 (vfp_secondary_reload_class): Rename...
15459 (coproc_secondary_reload_class): ... to this. Add wb argument.
15460 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
15461 coproc_secondary_reload_class for CLASS_IWMMXT.
15462 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
15463 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
15465 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
15467 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
15468 unroll factor by the estimated number of iterations.
15469 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
15470 than prefetch latency.
15472 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
15473 decode_caches_intel, detect_caches_intel): New functions.
15474 (host_detect_local_cpu): Use detect_caches_amd and
15475 detect_caches_intel.
15477 2007-03-01 Richard Henderson <rth@redhat.com>
15479 * expr.c (emit_move_complex_push): Export.
15480 (emit_move_complex_parts): Split out from ...
15481 (emit_move_complex): ... here.
15482 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
15483 * config/i386/i386.md (movcdi): New.
15485 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
15487 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
15488 size of mode1 to check for tieable modes in MMX case.
15490 2007-03-01 Richard Sandiford <richard@codesourcery.com>
15492 * Makefile.in (rtlanal.o): Depend on tree.h.
15493 * rtl.h (offset_within_section_p, split_const): Declare.
15494 * rtlanal.c: Include tree.h.
15495 (offset_within_block_p): New function, taken from
15496 mips_offset_within_object_p.
15497 (split_const): New function, taken from mips_split_const.
15498 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
15500 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
15501 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
15502 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
15503 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
15504 (m68k_illegitimate_symbolic_constant_p): New function.
15505 * config/m68k/m68k.md (movsi): Remove misleading predicates.
15506 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
15507 symbolic constant that might be outside the symbol's section,
15508 move the symbol first and then add the offset.
15509 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
15511 * config/mips/mips.c (mips_split_const): Delete.
15512 (mips_offset_within_object_p): Delete.
15513 (mips_symbolic_constant_p): Use offset_within_section_p and
15514 split_const instead of mips_offset_within_object_p and
15516 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
15517 (mips_legitimize_const_move, print_operand_reloc)
15518 (mips_dangerous_for_la25_p): Use split_const instead of
15521 2007-02-28 Eric Christopher <echristo@apple.com>
15523 * Makefile.in (install-include-dir): Don't rm -rf include.
15525 2007-02-28 Richard Guenther <rguenther@suse.de>
15527 PR middle-end/30364
15528 * fold-const.c (fold_binary): Do not associate expressions
15529 with more than one variable for integer types that do not wrap.
15531 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
15533 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
15534 Delete, and replace with...
15535 (fold_builtin_call_array): This. Update callers to use it.
15536 * fold-const.c (fold_build_call_list): Delete, and replace with...
15537 (fold_build_call_array): This.
15538 (fold_build_call_list_initializer): Delete, and replace with...
15539 (fold_build_call_array_initializer): This.
15540 * tree.h: Update declarations to reflect above changes.
15542 * c-typeck.c (build_function_call): Store converted arguments
15543 in a stack-allocated array instead of building a list.
15544 (convert_arguments): Store arguments in the array passed in as an
15545 argument, and return the actual number of arguments.
15546 * c-format.c: (check_function_format): Pass arguments in an
15547 array instead of a list.
15548 * c-common.c (check_function_nonnull): Likewise.
15549 (check_function_sentinel): Likewise.
15550 (check_function_arguments): Likewise.
15551 * c-common.h: Update declarations to reflect above changes.
15553 2007-02-28 Jan Hubicka <jh@suse.cz>
15555 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
15556 PRED_NEGATIVE_RETURN): Update outcomes.
15558 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
15560 * calls.c (emit_library_call_value_1): Handle partial registers
15561 correctly when building up CALL_INSN_FUNCTION_USAGE.
15563 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15565 * pa/predicates.md (move_src_operand): Allow zero for mode.
15566 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
15569 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
15572 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
15573 *movv2df_internal): Enable pattern only for valid operand
15575 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
15576 tie only 128bit modes. For MMX registers, tie only 64bit modes.
15578 2007-02-27 Mike Stump <mrs@apple.com>
15580 * config/darwin-crt3.c: Avoid compilation when compiling for a
15583 2007-02-27 Joseph Myers <joseph@codesourcery.com>
15585 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
15587 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
15588 for fixed headers and limits.h.
15589 (install-include-dir, install-headers-tar, install-headers-cpio,
15590 install-headers-cp, real-install-headers-tar,
15591 real-install-headers-cpio, real-install-headers-cp): Handle
15592 include-fixed as well as include.
15593 (install-mkheaders): Don't install files that go only in include
15595 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
15596 from GCC_INCLUDE_DIR.
15597 * gcc.c (process_command): Remove special -BstageN/ handling.
15598 (do_spec_1): Add include-fixed directories.
15600 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
15602 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
15604 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
15606 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
15609 2007-02-27 Mark Mitchell <mark@codesourcery.com>
15611 * c-common.c (get_priority): Add check for
15612 SUPPORTS_INIT_PRIORITY.
15614 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
15616 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
15618 * config/bfin/bfin.c: Include "cfglayout.h".
15619 (MAX_LSETUP_DISTANCE): New macro.
15620 (struct loop_info): New members incoming, incoming_src and
15621 incoming_dest. Delete member predecessor.
15622 (length_for_loop): New function.
15623 (bfin_optimize_loop): Handle more different loop structures.
15624 (bfin_discover_loop): Rework detection of predecessor blocks by
15625 examining incoming edges.
15626 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
15628 (bfin_reorder_loops): New function.
15629 (bfin_reorg_loops): Use these three new functions.
15631 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
15632 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
15633 (CONSTRAINT_LEN): Add entry for 'q'.
15634 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
15635 Add 'q' constraints.
15636 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
15637 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
15639 * config/bfin/bfin.md (add_with_carry): New pattern.
15640 (s_or_u, su_optab, su_modifier): New code macros/attrs.
15641 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
15642 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
15643 support unsigned multiplies too. Removed incorrect commutativity from
15644 operand 1 constraint where appropriate.
15645 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
15647 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
15648 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
15650 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
15651 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
15652 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
15653 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
15654 usmulhisi_hh_huh): New patterns.
15656 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
15657 lshifthi3): Fix output template to use half reg for operand 2.
15659 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
15662 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
15664 2007-02-27 Andreas Schwab <schwab@suse.de>
15666 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
15668 2007-02-27 Jan Hubicka <jh@suse.cz>
15670 * predict.c (last_basic_block_p): Remove.
15671 (tree_estimate_probability): Update return heuristic for commonized
15674 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
15676 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
15678 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
15680 * doc/include/gcc-common.texi (versionsubtitle): New macro.
15681 * doc/cpp.texi: Standardize title page.
15682 * doc/cppinternals.texi: Likewise.
15683 * doc/gcc.texi: Standardize title page, remove version number
15684 from copyright page.
15685 * doc/gccint.texi: Likewise.
15686 * doc/install.texi: Standardize title page, add table of
15689 2007-02-26 Jan Hubicka <jh@suse.cz>
15691 * predict.def: Set outcomes according to more recent results.
15692 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
15693 Remove dead predictors.
15694 * predict.c (return_prediction): Fix pasto.
15696 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
15698 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
15699 change; avoid a memory leak when returning early.
15701 2007-02-26 Mark Mitchell <mark@codesourcery.com>
15703 * c-decl.c (static_ctors): Move to c-common.c.
15704 (static_dtors): Likewise.
15705 (finish_function): Use c_record_cdtor_fn.
15706 (build_cdtor): Move to c-common.c.
15707 (c_write_global_declarations): Use c_build_cdtor_fns.
15708 * c-common.h (static_ctors): Declare.
15709 (static_dtors): Likewise.
15710 (c_record_cdtor_fn): Likewise.
15711 (c_build_cdtor_fns): Likewise.
15712 * c-common.c (static_ctors): New variable.
15713 (static_dtors): Likewise.
15714 (c_record_cdtor_fn): New function.
15715 (build_cdtor): Move from c-decl.c
15716 (c_build_cdtor_fns): New function.
15718 * output.h (assemble_addr_to_section): Declare.
15719 (get_cdtor_priority_section): Likewise.
15720 * varasm.c (assemble_addr_to_section): New function.
15721 (get_cdtor_priority_section): Likewise.
15722 (default_named_section_asm_out_destructor): Use them.
15723 (destor_dtor_section_asm_out_destructor): Likewise.
15724 (default_named_section_asm_out_constructor): Likewise.
15725 (default_ctor_section_asm_out_constructor): Likewise.
15726 * config.gcc (*-*-vxworks*): Include vxworks.o.
15727 * config/t-vxworks (vxworks.o): New target.
15728 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
15729 (TARGET_ASM_CONSTRUCTOR): Define.
15730 (TARGET_ASM_DESTRUCTOR): Likewise.
15731 (vxworks_asm_out_constructor): Declare.
15732 (vxworks_asm_out_destructor): Likewise.
15734 * c-common.c (get_priority): Check that we have not just an
15735 INTEGER_CST, but an integer constant with integeral type.
15737 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
15739 PR tree-optimization/30938
15740 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
15741 use &dt[nargs-1] instead of &dt[nargs] in the call to
15742 vect_is_simple_use().
15744 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
15746 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
15747 from register elimination as PRE_MODIFY / POST_MODIFY increments.
15748 Do not attempt to handle MEM inside auto-inc expressions.
15749 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
15750 of a register modified by an auto-inc expression. However, do handle
15751 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
15752 (elimination_effects): Prohibit elimination of a register modified
15753 by an auto-inc expression. Disable register elimination rules whose
15754 target register is modified by an auto-inc expression with variable
15757 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
15759 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
15761 (array_at_struct_end_p): New function.
15762 (idx_infer_loop_bounds): Use it.
15763 (estimate_numbers_of_iterations_loop): Export.
15764 * predict.c (predict_loops): Use estimated_loop_iterations_int.
15765 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
15766 (tree_estimate_probability): Call record_loop_exits.
15767 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
15768 (estimated_loop_iterations, estimated_loop_iterations_int,
15769 estimated_loop_iterations_tree): New functions.
15770 (analyze_siv_subscript_cst_affine,
15771 compute_overlap_steps_for_affine_1_2,
15772 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
15773 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
15774 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
15775 (PRED_LOOP_ITERATIONS_GUESSED): New.
15776 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
15777 * cfgloop.h (estimate_numbers_of_iterations_loop,
15778 estimated_loop_iterations_int): Declare.
15780 2007-02-25 Mark Mitchell <mark@codesourcery.com>
15782 * doc/extend.texi: Document optional priority argument to
15783 constructors and destructors.
15784 * tree.c (init_priority_for_decl): Adjust GTY markers.
15785 (init_ttree): Use priority-info hash functions for
15786 init_priority_for_decl.
15787 (tree_map_eq): Rename to ...
15788 (tree_map_base_eq): ... this.
15789 (tree_map_marked_p): Rename to ...
15790 (tree_map_base_marked_p): ... this.
15791 (tree_map_base_hash): New function.
15792 (decl_init_priority_lookup): Rework.
15793 (decl_fini_priority_lookup): New function.
15794 (decl_priority_info): New function.
15795 (decl_init_priority_insert): Use it.
15796 (decl_fini_priority_insert): Likewise.
15797 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
15799 (decl_restrict_base_insert): Likewise.
15800 (decl_debug_expr_insert): Likewise.
15801 (decl_value_expr_lookup): Likewise.
15802 (decl_value_expr_insert): Likewise.
15803 * tree.h (priority_type): New type.
15804 (decl_init_priority_lookup): Use priority_type.
15805 (decl_fini_priority_lookup): New function.
15806 (decl_init_priority_insert): Use priority_type.
15807 (decl_fini_priority_insert): New function.
15808 (DECL_HAS_INIT_PRIORITY): Tweak comments.
15809 (DECL_INIT_PRIORITY): Likewise.
15810 (SET_DECL_INIT_PRIORITY): Add comment.
15811 (DECL_FINI_PRIORITY): New macro.
15812 (SET_DECL_FINI_PRIORITY): Likewise.
15813 (DEFAULT_INIT_PRIORITY): Document.
15814 (MAX_INIT_PRIORITY): Likewise.
15815 (MAX_RESERVED_INIT_PRIORITY): Likewise.
15816 (tree_map_base): New type.
15817 (tree_map_base_eq): New function.
15818 (tree_map_base_hash): Likewise.
15819 (tree_map_base_marked_p): Likewise.
15820 (tree_map): Inherit from tree_map_base.
15821 (tree_map_eq): Make it a macro.
15822 (tree_map_marked_p): Likewise.
15823 (tree_int_map): Inherit from tree_map_base.
15824 (tree_int_map_eq): Make it a macro.
15825 (tree_int_map_hash): Likewise.
15826 (tree_int_map_marked_p): Likewise.
15827 (tree_priority_map): New type.
15828 (tree_priority_map_eq): New macro.
15829 (tree_priority_map_hash): Likewise.
15830 (tree_priority_map_marked_p): Likewise.
15831 * varasm.c (emults_decl): Adjust for refactoring of tree_map
15833 (emutls_common_1): Likewise.
15834 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
15835 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
15836 of tree_map hierarchy.
15837 * tree-cfg.c (move_stmt_r): Likewise.
15838 (new_label_mapper): Likewise.
15839 * c-tree.h (c_expand_body): Move to ...
15840 * c-common.h (c_expand_body): ... here.
15841 * c-decl.c (c_expand_body): Move to ...
15842 * c-common.c (c_expand_body): ... here.
15843 (c_common_attribute_table): Allow 1 argument for the constructor
15844 and destructor attributes.
15845 (get_priority): New function.
15846 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
15847 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
15849 2007-02-24 Jan Hubicka <jh@suse.cz>
15851 PR middle-end/30509
15852 * tree-inline.c (copy_bb): Produce exact copy of EH info when
15853 copying for inlining.
15855 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
15856 Jan Hubicka <jh@suse.cz>
15859 * i386.c (counter_mode): New function.
15860 (expand_set_or_movmem_via_loop): Use it.
15861 (expand_movmem_epilogue): Likewise; fix pasto.
15862 (ix86_expand_movmem): Do emit guard even for constant counts.
15863 (ix86_expand_setmem): Likewise.
15865 2007-02-25 Nick Clifton <nickc@redhat.com>
15867 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
15868 (JUMP_TABLES_IN_TEXT_SECTION): Define.
15870 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
15873 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
15874 count argument with 0x10, not with 0x16.
15875 (expand_setmem_epilogue): Ditto.
15877 2007-02-24 Mike Stump <mrs@apple.com>
15879 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
15882 2007-02-24 Richard Guenther <rguenther@suse.de>
15884 PR middle-end/30951
15885 * fold-const.c (fold_binary): Fold x +- CST op x for
15886 EQ_EXPR and NE_EXPR.
15888 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15890 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
15892 2007-02-24 Jan Hubicka <jh@suse.cz>
15894 * cgraphunit.c (decide_is_function_needed): Honor
15895 -fkeep-inline-functions.
15897 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15899 * builtins.c (fold_builtin_modf): New.
15900 (fold_builtin_2): Use it.
15902 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
15904 * loop-iv.c (implies_p): Detect additional cases where A implies B.
15905 (determine_max_iter): Take additional LOOP arg; all callers changed.
15906 Lose broken logic dealing with PLUS. Try to limit the upper bound by
15907 one using simplifications.
15908 (simplify_using_initial_values): Return if the expression becomes
15909 invalid due to altered regs.
15911 2007-02-23 DJ Delorie <dj@redhat.com>
15913 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
15915 2007-02-23 Mike Stump <mrs@apple.com>
15917 * tlink.c (scan_linker_output): Parse linker messages from
15918 darwin9's linker better.
15920 2007-02-23 Steve Ellcey <sje@cup.hp.com>
15923 * varpool.c (varpool_assemble_pending_decls): Set
15924 varpool_last_needed_node to null.
15926 2007-02-23 DJ Delorie <dj@redhat.com>
15928 * config/i386/i386.c (ix86_data_alignment): Don't specify an
15929 alignment bigger than the object file can handle.
15931 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
15934 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
15935 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
15936 (*movsf_1): Penalize MMX moves.
15938 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
15940 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
15941 2^32-1 or more times unless flag_unsafe_loop_optimizations.
15943 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
15945 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15947 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
15948 (fold_builtin_1): Use them.
15949 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15950 BUILT_IN_SIGNIFICAND.
15952 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
15954 * config/i386/i386.c (bdesc_1arg): Initialize
15955 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
15956 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
15957 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
15958 and IX86_BUILTIN_MOVSLDUP.
15960 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
15962 PR rtl-optimization/30841
15963 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
15965 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15967 * builtins.c (fold_builtin_frexp): New.
15968 (fold_builtin_2): Use it.
15970 2007-02-22 Mark Mitchell <mark@codesourcery.com>
15972 * doc/invoke.texi (Spec Files): Document getenv spec function.
15974 * gcc.c (getenv_spec_function): New function.
15975 (static_spec_functions): Add it.
15976 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
15977 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
15980 2007-02-22 Michael Matz <matz@suse.de
15983 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
15984 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
15986 2007-02-22 Ian Lance Taylor <iant@google.com>
15989 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
15990 (mem_loc_descriptor): Call it.
15992 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
15993 Ira Rosen <irar@il.ibm.com>
15995 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
15997 2007-02-22 Ira Rosen <irar@il.ibm.com>
15999 PR tree-optimization/30843
16000 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
16001 stores only after all the group is vectorized.
16003 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
16005 PR tree-optimization/30858
16006 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
16007 in the reduction cycle have a single use in the loop.
16008 * tree-vectorizer.h (relevant): Add documentation.
16010 2007-02-20 Mike Stump <mrs@apple.com>
16012 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
16013 * configure: Regenerate.
16015 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16017 Change the defaults of some parameters and options.
16018 * config/spu/spu-protos.h (spu_optimization_options): Declare.
16019 * config/spu/spu.c (spu_optimization_options): Add.
16020 (spu_override_options): Change params in spu_optimization_options.
16021 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
16023 Register 127 is only 16 byte aligned when used as a frame pointer.
16024 * config/spu/spu-protos.h (spu_init_expanders): Declare.
16025 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
16026 HARD_FRAME_POINTER_REGNUM.
16027 (spu_legitimate_address): Use regno_aligned_for_reload.
16028 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
16029 aligned when frame_pointer_needed is true.
16030 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
16032 * config/spu/spu.h (INIT_EXPANDERS): Define.
16034 Make sure shift and rotate instructions have valid immediate operands.
16035 * config/spu/predicates.md (spu_shift_operand): Remove.
16036 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
16037 * config/spu/constraints.md (W, O): Extend range.
16038 * config/spu/spu.md (umask, nmask): Define.
16039 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
16040 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
16041 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
16042 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
16043 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
16044 (lshr<mode>3_reg): Fix rtl description.
16046 Make sure mulhisi immediate operands are valid.
16047 * config/spu/predicates.md (imm_K_operand): Add.
16048 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
16050 Generate constants using fsmbi and andi.
16051 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
16052 (print_operand, spu_split_immediate, classify_immediate,
16053 fsmbi_const_p): Handle IC_FSMBI2.
16055 Correctly handle a CONST_VECTOR containing symbols.
16056 * config/spu/spu.c (print_operand): Handle HIGH correctly.
16057 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
16058 (immediate_load_p): Allow symbols that use 2 instructions to create.
16059 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
16060 with symbols when flag_pic is set.
16061 (const_vector_immediate_p): New.
16062 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
16063 accept a CONST_VECTOR with symbols.
16064 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
16065 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
16067 * config/spu/spu.md (high, low): Delete.
16068 (low_<mode>): Define.
16070 Remove INTRmode and INTR_REGNUM, which didn't work.
16071 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
16073 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
16074 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
16075 peephole2 pattern): Don't use INTR or 131.
16076 (movintrcc): Delete.
16077 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
16078 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
16079 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
16080 (UNSPEC_SET_INTR): Add.
16081 * config/spu/spu-modes.def (INTR): Remove.
16083 More accurate warnings about run-time relocations.
16084 * config/spu/spu.c (reloc_diagnostic): Test in_section.
16086 Correctly warn about immediate arguments to specific intrinsics.
16087 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
16088 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
16089 the instruction predicate.
16091 Fix tree check errors with latest update.
16092 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
16094 (spu_expand_builtin): Use CALL_EXPR_FN.
16096 Add missing specific intrinsics.
16097 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
16099 * config/spu/spu_internals.h: Ditto.
16101 Fix incorrect operand modifiers.
16102 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
16103 * config/spu/spu.md (xor<mode>3): Change %S to %J.
16105 Optimize one case of zero_extend of a vec_select.
16106 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
16108 Accept any immediate for hbr.
16109 * config/spu/spu.md (hbr): Change s constraints to i.
16111 2007-02-21 Paul Brook <paul@codesourcery.com>
16113 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
16114 condexec_count when skipping USE and CLOBBER.
16116 2007-02-21 Nick Clifton <nickc@redhat.com>
16118 * common.opt (Warray-bounds): Add Warning attribute.
16119 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
16121 (fsized-zeroes): Add Optimization attribute.
16122 (fsplit-wide-types, ftree-scev-cprop): Likewise.
16123 * c.opt (Wc++0x-compat): Add Warning attribute.
16125 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
16127 PR middle-end/30761
16128 * reload1.c (eliminate_regs_in_insn): In the single_set special
16129 case, attempt to re-recognize the insn before falling back to
16130 having reload fix it up.
16132 2007-02-20 Eric Christopher <echristo@gmail.com>
16134 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
16135 Rewrite accordingly.
16136 (frv_read_iacc_argument): Ditto.
16137 (frv_expand_set_builtin): Take a call instead of arglist, update for
16139 (frv_expand_unop_builtin): Ditto.
16140 (frv_expand_binop_builtin): Ditto.
16141 (frv_expand_cut_builtin): Ditto.
16142 (frv_expand_binopimm_builtin): Ditto.
16143 (frv_expand_voidbinop_builtin): Ditto.
16144 (frv_expand_int_void2arg): Ditto.
16145 (frv_expand_prefetches): Ditto.
16146 (frv_expand_voidtriop_builtin): Ditto.
16147 (frv_expand_voidaccop_builtin): Ditto.
16148 (frv_expand_load_builtin): Ditto.
16149 (frv_expand_store_builtin): Ditto.
16150 (frv_expand_mdpackh_builtin): Ditto.
16151 (frv_expand_mclracc_builtin): Ditto.
16152 (frv_expand_mrdacc_builtin): Ditto.
16153 (frv_expand_mwtacc_builtin): Ditto.
16154 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
16157 2007-02-20 Janis Johnson <janis187@us.ibm.com>
16159 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
16160 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
16162 (HAVE_GAS_DFP): Check for assembler support of decimal floating
16163 point instructions.
16164 * configure: Regenerate.
16165 * config.in: Regenerate.
16166 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
16167 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
16168 masks to power6 and power6x and to POWERPC_MASKS.
16169 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16171 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
16172 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
16173 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16174 Access PROTOTYPE as variable, not mask.
16176 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
16178 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
16179 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
16180 * combine.c (adjust_for_new_dest): Use it.
16181 * postreload.c (reload_combine): Likewise.
16183 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
16185 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
16186 notes on an insn with multiple sets, even if single_set returns
16187 non-NULL for that insn.
16189 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16191 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
16192 scalbn and scalbln.
16194 2007-02-20 Geoffrey Keating <geoffk@apple.com>
16196 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
16197 if user didn't pass it.
16198 * config/i386/darwin.h (CC1_SPEC): Likewise.
16199 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
16200 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
16201 -mmacosx-version-min.
16203 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16204 Uros Bizjak <ubizjak@gmail.com>
16206 * optabs.h (enum optab_index): Add new OTI_scalb.
16207 (scalb_optab): Define corresponding macro.
16208 * optabs.c (init_optabs): Initialize scalb_optab.
16209 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
16211 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
16212 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
16213 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
16214 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
16215 flag_unsafe_math_optimizations is set.
16217 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
16218 to implement scalbf, scalb and scalbl built-ins as inline x87
16221 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16222 DJ Delorie <dj@redhat.com>
16225 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
16226 (diagnostic_report_diagnostic): ... here, and turn them into real
16227 errors. If warnings are inhibited, no need to do anything.
16229 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
16231 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
16232 better code generation.
16234 2007-02-20 Ben Elliston <bje@au.ibm.com>
16236 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
16238 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
16240 * config/alpha/alpha.c, config/alpha/alpha.md,
16241 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
16242 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
16243 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
16244 config/arm/lib1funcs.asm: Follow spelling conventions.
16246 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
16247 config/fr30/fr30.md, config/i386/i386.h,
16248 config/iq2000/iq2000.h, config/iq2000/predicates.md,
16249 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
16250 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
16251 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
16252 config/rs6000/altivec.md, config/rs6000/rs6000.c,
16253 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
16254 config/sparc/sparc.c, config/sparc/sparc.h,
16255 config/sparc/sparc.md, config/spu/constraints.md,
16256 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
16259 2007-02-20 Alan Modra <amodra@bigpond.net.au>
16262 * varasm.c (use_blocks_for_decl_p): Return false for decls with
16265 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
16267 * doc/invoke.texi (-ftree-lrs): Remove.
16269 2007-02-19 Diego Novillo <dnovillo@redhat.com>
16271 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
16274 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
16276 * config/ia64/ia64.c (ia64_expand_builtin): Use the
16277 new CALL_EXPR_FN macro for retrieving the function
16278 declaration of the input expression.
16280 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16282 * c.opt (Waddress): New.
16283 * common.opt (Walways-true): Delete.
16284 (Wstring-literal-comparison): Delete.
16285 * doc/invoke.texi (Warning Options): Delete -Walways-true and
16286 -Wstring-literal-comparison. Add -Waddress.
16288 (Walways-true): Delete.
16289 (Wstring-literal-comparison): Delete.
16290 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
16291 consistently instead of -Walways-true in example.
16292 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
16293 * c-typeck.c (parser_build_binary_op): Replace
16294 -Wstring-literal-comparison and -Walways-true with -Waddress.
16295 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
16298 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
16300 * tree-cfg.c (dump_function_to_file): Be prepared for functions
16301 without DECL_STRUCT_FUNCTION initialized.
16303 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
16305 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
16306 due to calls to functions taking pointers as parameters.
16308 2007-02-19 Richard Henderson <rth@redhat.com>
16311 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
16314 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
16316 * config/s390/s390.c (s390_call_saved_register_used,
16317 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
16318 accessed to the new scheme.
16320 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16322 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
16323 (cris_print_index, cris_print_operand, cris_print_operand_address)
16324 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
16325 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
16326 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
16327 GET_CODE () == xxx.
16328 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
16329 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
16330 GO_IF_LEGITIMATE_ADDRESS): Ditto.
16331 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
16332 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
16333 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
16334 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
16335 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
16336 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
16337 (uminsi3, call, call_value): Ditto.
16338 (define_split: indir_to_reg_split, unnamed): Ditto.
16340 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
16342 PR tree-optimization/30975
16343 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
16346 2007-02-18 Eric Christopher <echristo@gmail.com>
16348 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
16349 Remove use of arglist.
16350 (mips_expand_builtin): Remove use of arglist, pass in expr.
16351 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
16352 (mips_expand_builtin_movtf): Ditto.
16353 (mips_expand_builtin_compare): Ditto.
16355 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
16357 * tree-sra.c (sra_build_assignment): Replace assertion
16358 checking with a comment explaining why it can't be done.
16360 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
16362 PR middle-end/30833
16363 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
16364 during CALL_EXPR representation conversion.
16365 * tree-ssa-propagate.c (set_rhs): Likewise.
16367 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
16369 * tree-sra.c (sra_build_assignment): Disable assertion checking
16372 2007-02-18 Roger Sayle <roger@eyesopen.com>
16374 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
16375 instead of calling build2 with a GIMPLE_MODIFY_STMT.
16376 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
16378 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
16379 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
16380 gimplify_init_ctor_eval_range, gimple_push_cleanup,
16381 gimplify_omp_for, gimplify_omp_atomic_pipeline,
16382 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
16383 force_gimple_operand): Likewise.
16384 * ipa-cp.c (constant_val_insert): Likewise.
16385 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
16386 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
16387 perfect_nestify): Likewise.
16388 * langhooks.c (lhd_omp_assignment): Likewise.
16389 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
16390 lower_copyprivate_clauses, lower_send_clauses,
16391 lower_send_shared_vars, expand_parallel_call,
16392 expand_omp_for_generic, expand_omp_for_static_nochunk,
16393 expand_omp_for_static_chunk, expand_omp_sections,
16394 lower_omp_single_copy, lower_omp_for_lastprivate,
16395 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
16396 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16397 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
16400 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
16402 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
16403 config/sh/sh.md: Follow spelling conventions.
16405 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
16406 config/frv/predicates.md: Follow spelling conventions.
16408 * config/m68k/linux-unwind.h: Fix a comment typo.
16409 * target.h: Follow spelling conventions.
16411 2007-02-18 Roger Sayle <roger@eyesopen.com>
16413 PR rtl-optimization/28173
16414 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
16415 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
16416 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
16417 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
16418 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
16420 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16422 * builtins.c (fold_builtin_load_exponent): New.
16423 (fold_builtin_2): Use it.
16425 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
16427 PR rtl-optimization/30773
16428 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
16429 if we fail to attach a REG_EQUIV note.
16431 2007-02-18 David Edelsohn <edelsohn@gnu.org>
16432 Roger Sayle <roger@eyesopen.com>
16434 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
16436 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
16438 * calls.c (initialize_argument_information): Pass original EXP
16439 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
16440 code to split complex arguments here, as part of initializing the
16442 (expand_call): Remove code that builds a list of arguments and
16443 inserts implicit arguments into it. Instead, just count how many
16444 implicit arguments there will be so we can determine the size of
16445 the ARGS array, and let initialize_argument_information do the work.
16446 (split_complex_values): Delete unused function.
16448 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
16450 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
16452 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
16454 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
16455 for arg pointer based indexed addressing.
16457 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
16459 * config/ia64/ia64.h, config/ia64/ia64.md,
16460 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
16461 spelling conventions.
16463 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
16465 * config/m68k/m68k.c (split_di): New.
16466 * config/m68k/m68k-protos.h: Declare split_di.
16467 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
16468 Improve predicate handling and split constant shifts.
16470 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
16472 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
16473 parameter for register bitfield operations, general predicates
16476 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
16478 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
16479 * config/m68k/linux-unwind.h: New file.
16481 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
16483 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
16484 config/i386/athlon.md, config/ia64/ia64.md,
16485 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
16486 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
16487 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
16488 tree-ssa-loop-niter.c, tree-vect-analyze.c,
16489 tree-vect-transform.c: Fix comment typos.
16491 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
16493 * sched-deps.c (find_insn_list): Remove.
16494 * sched-int.h: Remove the prototype for find_insn_list.
16496 2007-02-16 Geoffrey Keating <geoffk@apple.com>
16498 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
16500 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
16501 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
16502 darwin_rs6000_override_options.
16503 (C_COMMON_OVERRIDE_OPTIONS): Expect
16504 darwin_macosx_version_min to be non-NULL always.
16505 (TARGET_C99_FUNCTIONS): Likewise.
16506 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
16507 (DARWIN_MINVERSION_SPEC): New.
16508 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
16509 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
16511 (DARWIN_MINVERSION_SPEC): New.
16512 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
16514 * config/darwin-c.c (darwin_cpp_builtins): Expect
16515 darwin_macosx_version_min to be non-NULL always.
16517 * config/rs6000/rs6000.c: Clean up trailing whitespace.
16519 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
16521 * config/i386/i386.h (x86_use_xchgb): New.
16522 (TARGET_USE_XCHGB): New macro.
16523 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
16524 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
16525 Split after reload into bswaphi for shifts of 8.
16526 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
16527 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
16528 or when optimizing for size.
16530 2007-02-16 Richard Guenther <rguenther@suse.de>
16531 Christian Bruel <christian.bruel@st.com>
16533 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
16534 DECLs but prefer SSA_NAMEs over DECLs.
16536 2007-02-16 Richard Guenther <rguenther@suse.de>
16538 * tree-flow-inline.h (single_imm_use_p): Remove.
16539 (zero_imm_uses_p): Likewise.
16540 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
16541 instead of single_imm_use_p.
16542 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
16545 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16548 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
16549 nested double- and backquotes.
16551 2007-02-15 Roger Sayle <roger@eyesopen.com>
16553 PR middle-end/30391
16554 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
16555 should be unreachable.
16556 (build2_stat): Allow construction of MODIFY_EXPR at any time.
16557 For the time being redirect GIMPLE_MODIFY_STMT to the new
16558 (renamed) build_gimple_modify_stmt_stat.
16559 (build2_gimple_stat): Rename to...
16560 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
16561 Always build a GIMPLE_MODIFY_STMT node.
16562 * tree.h (build2_gimple, build2_gimple_stat): Delete.
16563 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
16566 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
16567 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
16568 * tree-complex.c (set_component_ssa_name, expand_complex_move,
16569 expand_complex_div_wide): Likewise.
16570 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
16571 * tree-ssa-loop-im.c (schedule_sm): Likewise.
16572 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
16573 * tree-ssa-loop-manip.c (create_iv): Likewise.
16574 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
16575 abs_replacement): Likewise.
16576 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
16577 realify_fake_stores): Likewise.
16579 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
16580 node rather than a GIMPLE_MODIFY_STMT node.
16581 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
16582 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
16584 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
16585 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
16586 GIMPLE_MODIFY_STMT.
16588 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16590 PR middle-end/30433
16591 * fold-const.c (fold_comparison): Add back the
16592 folding of constant complex comparisions.
16594 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16596 PR middle-end/30729
16597 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
16598 effects unknown to this function, return early.
16600 2007-02-15 Ian Lance Taylor <iant@google.com>
16602 * lower-subreg.c (move_eh_region_note): New static function.
16603 (resolve_simple_move): Call it.
16604 (decompose_multiword_subregs): Track blocks for which we resolve a
16605 simple move which is also a control flow insn. Pass them to
16606 find_many_sub_basic_blocks.
16607 (pass_lower_subreg): Add TODO_verify_flow.
16608 (pass_lower_subreg2): Likewise.
16610 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16611 Brooks Moses <brooks.moses@codesourcery.com>
16612 Lee Millward <lee.millward@codesourcery.com>
16614 * tree.h (enum tree_code_class): Add tcc_vl_exp.
16615 (VL_EXP_CLASS_P): New.
16616 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
16618 (TREE_OPERAND_CHECK_CODE): Likewise.
16619 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
16620 (TREE_RTL_OPERAND_CHECK): Likewise.
16621 (tree_operand_check_failed): Make second parameter the whole tree
16622 instead of its code. Fixed callers.
16623 (VL_EXP_CHECK): New.
16624 (TREE_OPERAND_LENGTH): New.
16625 (VL_EXP_OPERAND_LENGTH): New.
16626 (CALL_EXPR_FN): New.
16627 (CALL_EXPR_STATIC_CHAIN): New.
16628 (CALL_EXPR_ARGS): New.
16629 (CALL_EXPR_ARG): New.
16630 (call_expr_nargs): New.
16631 (CALL_EXPR_ARGP): New.
16632 (build_nt_call_list): Declare.
16633 (build_vl_exp_stat): Declare.
16634 (build_vl_exp): New.
16635 (build_call_list): Declare.
16636 (build_call_nary): Declare.
16637 (build_call_valist): Declare.
16638 (build_call_array): Declare.
16639 (call_expr_arg): Declare.
16640 (call_expr_argp): Declare.
16641 (call_expr_arglist): Declare.
16642 (fold_build_call_list): Declare.
16643 (fold_build_call_list_initializer): Declare.
16644 (fold_call_expr): Declare to replace fold_builtin.
16645 (fold_builtin_fputs): Update to agree with modified definition.
16646 (fold_builtin_strcpy): Likewise.
16647 (fold_builtin_strncpy): Likewise.
16648 (fold_builtin_memory_chk): Likewise.
16649 (fold_builtin_stxcpy_chk): Likewise.
16650 (fold_builtin_strncpy_chk): Likewise.
16651 (fold_builtin_next_arg): Likewise.
16652 (fold_build_call_expr): Declare.
16653 (fold_builtin_call_list): Declare.
16654 (fold_builtin_call_valist): Declare.
16655 (build_call_expr): Declare.
16656 (validate_arglist): Update to agree with modified definition.
16657 (tree_operand_length): New.
16658 (call_expr_arg_iterator): New.
16659 (init_call_expr_arg_iterator): New.
16660 (next_call_expr_arg): New.
16661 (first_call_expr_arg): New.
16662 (more_call_expr_args_p): New.
16663 (FOR_EACH_CALL_EXPR_ARG): New.
16665 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
16666 and tcc_gimple_stmt.
16667 (tree_code_size): Update documentation. Use sizeof (tree) rather
16668 than sizeof (char *).
16669 (tree_size): Likewise. Add case for tcc_vl_exp.
16670 (tree_node_structure): Add case for tcc_vl_exp.
16671 (contains_placeholder_p): Likewise.
16672 (substitute_in_expr): Likewise.
16673 (substitute_placeholder_in_expr): Likewise.
16674 (stabilize_reference_1): Likewise.
16675 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
16676 to diagnose breakage of this interface for constructing CALL_EXPRs.
16677 (build_nt): Add similar assertion here.
16678 (build_nt_call_list): New.
16679 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
16680 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
16682 (get_callee_fndecl): Use new CALL_EXPR accessors.
16683 (tree_operand_check_failed): Change parameters to pass entire node
16684 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
16685 (process_call_operands): New.
16686 (build_vl_exp_stat): New.
16687 (build_call_list): New.
16688 (build_call_nary): New.
16689 (build_call_valist): New.
16690 (build_call_array): New.
16691 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16692 (call_expr_arglist): New.
16694 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
16695 tcc_vl_exp instead of a fixed-size tcc_expression.
16697 * doc/c-tree.texi (CALL_EXPR): Document new representation and
16698 accessors for CALL_EXPRs.
16699 (AGGR_INIT_EXPR): Likewise.
16701 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16702 Brooks Moses <brooks.moses@codesourcery.com>
16703 Lee Millward <lee.millward@codesourcery.com>
16705 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
16706 (expand_builtin_nonlocal_goto): Change parameter to be entire
16707 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
16708 (expand_builtin_prefetch): Likewise.
16709 (expand_builtin_classify_type): Likewise.
16710 (mathfn_built_in): Return NULL_TREE instead of 0.
16711 (expand_errno_check): Use new CALL_EXPR accessors.
16712 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
16713 Return NULL_RTX instead of 0.
16714 (expand_builtin_mathfn_2): Likewise.
16715 (expand_builtin_mathfn_3): Likewise.
16716 (expand_builtin_interclass_mathfn): Likewise.
16717 (expand_builtin_sincos): Likewise.
16718 (expand_builtin_cexpi): Likewise.
16719 (expand_builtin_int_roundingfn): Likewise.
16720 (expand_builtin_int_roundingfn_2): Likewise.
16721 (expand_builtin_pow): Likewise.
16722 (expand_builtin_powi): Likewise.
16723 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
16724 of arglist, fixing callers appropriately. Use new CALL_EXPR
16725 accessors and constructors. Return NULL_RTX instead of 0.
16726 (expand_builtin_strstr): Likewise.
16727 (expand_builtin_strchr): Likewise.
16728 (expand_builtin_strrchr): Likewise.
16729 (expand_builtin_strpbrk): Likewise.
16730 (expand_builtin_memcpy): Likewise.
16731 (expand_builtin_mempcpy): Likewise.
16732 (expand_builtin_mempcpy_args): New.
16733 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
16734 (expand_builtin_memmove_args): New.
16735 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
16736 (expand_movstr): Likewise.
16737 (expand_builtin_strcpy): Likewise.
16738 (expand_builtin_strcpy_args): New.
16739 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
16740 (expand_builtin_strncpy): Likewise.
16741 (expand_builtin_memset): Likewise.
16742 (expand_builtin_memset_args): New.
16743 (expand_builtin_bzero): Similarly to expand_builtin_memset.
16744 (expand_builtin_memcmp): Likewise.
16745 (expand_builtin_strcmp): Likewise.
16746 (expand_builtin_strncmp): Likewise.
16747 (expand_builtin_strcat): Likewise.
16748 (expand_builtin_strncat): Likewise.
16749 (expand_builtin_strspn): Likewise.
16750 (expand_builtin_strcspn): Likewise.
16751 (expand_builtin_args_info): Likewise.
16752 (expand_builtin_va_start): Likewise.
16753 (gimplify_va_arg_expr): Likewise.
16754 (expand_builtin_va_end): Likewise.
16755 (expand_builtin_va_copy): Likewise.
16756 (expand_builtin_frame_address): Likewise.
16757 (expand_builtin_alloca): Likewise.
16758 (expand_builtin_bswap): Likewise.
16759 (expand_builtin_unop): Likewise.
16760 (expand_builtin_fputs): Likewise.
16761 (expand_builtin_expect): Likewise.
16762 (expand_builtin_fabs): Likewise.
16763 (expand_builtin_copysign): Likewise.
16764 (expand_builtin_printf): Likewise.
16765 (expand_builtin_fprintf): Likewise.
16766 (expand_builtin_sprintf): Likewise.
16767 (expand_builtin_init_trampoline): Likewise.
16768 (expand_builtin_signbit): Likewise.
16769 (expand_builtin_fork_or_exec): Likewise.
16770 (expand_builtin_sync_operation): Likewise.
16771 (expand_builtin_compare_and_swap): Likewise.
16772 (expand_builtin_lock_test_and_set): Likewise.
16773 (expand_builtin_lock_release): Likewise.
16774 (expand_builtin): Likewise.
16775 (builtin_mathfn_code): Likewise.
16777 (fold_builtin_constant_p): Pass call arguments individually instead
16778 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
16779 accessors and constructors. Return NULL_TREE instead of 0.
16780 (fold_builtin_expect): Likewise.
16781 (fold_builtin_classify_type): Likewise.
16782 (fold_builtin_strlen): Likewise.
16783 (fold_builtin_nan): Likewise.
16784 (integer_valued_real_p): Likewise.
16785 (fold_trunc_transparent_mathfn): Likewise.
16786 (fold_fixed_mathfn): Likewise.
16787 (fold_builtin_cabs): Likewise.
16788 (fold_builtin_sqrt): Likewise.
16789 (fold_builtin_cbrt): Likewise.
16790 (fold_builtin_cos): Likewise.
16791 (fold_builtin_cosh): Likewise.
16792 (fold_builtin_tan): Likewise.
16793 (fold_builtin_sincos): Likewise.
16794 (fold_builtin_cexp): Likewise.
16795 (fold_builtin_trunc): Likewise.
16796 (fold_builtin_floor): Likewise.
16797 (fold_builtin_ceil): Likewise.
16798 (fold_builtin_round): Likewise.
16799 (fold_builtin_int_roundingfn): Likewise.
16800 (fold_builtin_bitop): Likewise.
16801 (fold_builtin_bswap): Likewise.
16802 (fold_builtin_logarithm): Likewise.
16803 (fold_builtin_hypot): Likewise.
16804 (fold_builtin_pow): Likewise.
16805 (fold_builtin_powi): Likewise.
16806 (fold_builtin_exponent): Likewise.
16807 (fold_builtin_memset): Likewise.
16808 (fold_builtin_bzero): Likewise.
16809 (fold_builtin_memory_op): Likewise.
16810 (fold_builtin_bcopy): Deleted; call site changed to invoke
16811 fold_builtin_memory_op directly.
16812 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
16813 (fold_builtin_strncpy): Likewise.
16814 (fold_builtin_memcmp): Likewise.
16815 (fold_builtin_strcmp): Likewise.
16816 (fold_builtin_strncmp): Likewise.
16817 (fold_builtin_signbit): Likewise.
16818 (fold_builtin_copysign): Likewise.
16819 (fold_builtin_isascii): Likewise.
16820 (fold_builtin_toascii): Likewise.
16821 (fold_builtin_isdigit): Likewise.
16822 (fold_builtin_fabs): Likewise.
16823 (fold_builtin_abs): Likewise.
16824 (fold_builtin_fmin_fmax): Likewise.
16825 (fold_builtin_carg): Likewise.
16826 (fold_builtin_classify): Likewise.
16827 (fold_builtin_unordered_cmp): Likewise.
16829 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
16830 New functions split out from fold_builtin_1.
16831 (fold_builtin_n): New.
16832 (fold_builtin_varargs): New.
16833 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
16835 (fold_call_expr): New.
16836 (build_function_call_expr): Rewrite to use new helper function.
16837 (fold_builtin_call_list): New.
16838 (build_call_expr): New.
16839 (fold_builtin_call_valist): New.
16840 (rewrite_call_expr): New.
16841 (validate_arg): New.
16842 (validate_arglist): Change parameter to be entire CALL_EXPR instead
16843 of an arglist. Change return type to bool. Use new CALL_EXPR
16846 (fold_builtin_strstr): Pass call arguments individually instead
16847 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
16848 accessors and constructors. Return NULL_TREE instead of 0.
16849 (fold_builtin_strchr): Likewise.
16850 (fold_builtin_strrchr): Likewise.
16851 (fold_builtin_strpbrk): Likewise.
16852 (fold_builtin_strcat): Likewise.
16853 (fold_builtin_strncat): Likewise.
16854 (fold_builtin_strspn): Likewise.
16855 (fold_builtin_strcspn): Likewise.
16856 (fold_builtin_fputs): Likewise.
16857 (fold_builtin_next_arg): Likewise.
16858 (fold_builtin_sprintf): Likewise.
16860 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
16861 NULL_RTX instead of 0.
16862 (expand_builtin_memory_chk): Likewise.
16863 (maybe_emit_chk_warning): Likewise.
16864 (maybe_emit_sprintf_chk_warning): Likewise.
16866 (fold_builtin_object_size): Pass call arguments individually instead
16867 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
16868 accessors and constructors. Return NULL_TREE instead of 0.
16869 (fold_builtin_memory_chk): Likewise.
16870 (fold_builtin_stxcpy_chk): Likewise.
16871 (fold_builtin_strncpy_chk): Likewise.
16872 (fold_builtin_strcat_chk): Likewise.
16873 (fold_builtin_strcat_chk): Likewise.
16874 (fold_builtin_strncat_chk): Likewise.
16875 (fold_builtin_sprintf_chk): Likewise.
16876 (fold_builtin_snprintf_chk): Likewise.
16877 (fold_builtin_printf): Likewise.
16878 (fold_builtin_vprintf): Likewise.
16880 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
16882 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
16883 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16884 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
16885 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
16886 (fold_unary): Likewise.
16887 (fold_binary): Likewise.
16888 (fold_ternary): Remove CALL_EXPR case, since they are no longer
16889 ternary expressions.
16890 (fold): Add logic for tcc_vl_exp.
16891 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
16892 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16893 (fold_build3_stat): Add assertion to flag broken interface for
16894 constructing CALL_EXPRs.
16895 (fold_build_call_list): New.
16896 (fold_build_call_list_initializer): New.
16897 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
16899 (fold_strip_sign_ops): Likewise.
16901 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16902 Brooks Moses <brooks.moses@codesourcery.com>
16903 Lee Millward <lee.millward@codesourcery.com>
16905 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
16906 accessors and dump arguments explicitly.
16908 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
16910 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
16912 (print_call_name): Use new CALL_EXPR accessors.
16914 * print-tree.c (print_node): Add case tcc_vl_exp. Print
16915 CALL_EXPR arguments explicitly instead of as a list. Use
16916 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16918 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
16919 (vrp_visit_stmt): Likewise.
16921 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
16922 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
16924 (force_move_till_expr): Likewise.
16926 * targhooks.c (default_external_stack_protect_fail): Use
16927 build_call_expr instead of build_function_call_expr.
16928 (default_hidden_stack_protect_fail): Likewise.
16930 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
16933 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
16934 and walk arguments explicitly.
16936 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
16937 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16938 (expand_simple_operations): Likewise.
16939 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
16941 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
16942 of TREE_CODE_LENGTH.
16943 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
16945 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
16946 instead of TREE_CODE_LENGTH.
16948 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
16949 (tree_ic_transform): Likewise.
16950 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
16951 parameter instead of arglist. Fix callers.
16952 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
16953 (tree_stringops_transform): Likewise.
16954 (tree_indirect_call_to_profile): Likewise.
16955 (tree_stringops_values_to_profile): Likewise.
16957 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
16958 (eliminate_tail_call): Likewise.
16960 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
16962 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
16963 Use TREE_OPERAND_LENGTH and generalize to handle any number of
16965 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
16967 * omp-low.c (build_omp_barrier): Use build_call_expr.
16968 (lower_rec_input_clauses): Likewise.
16969 (lower_reduction_clauses): Likewise.
16970 (expand_parallel_call): Likewise.
16971 (maybe_catch_exception): Likewise.
16972 (expand_omp_for_generic): Likewise.
16973 (expand_omp_for_static_nochunk): Likewise.
16974 (expand_omp_sections): Likewise.
16975 (lower_omp_single_simple): Likewise.
16976 (lower_omp_single_copy): Likewise.
16977 (lower_omp_master): Likewise.
16978 (lower_omp_ordered): Likewise.
16979 (lower_omp_critical): Likewise.
16981 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
16982 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
16984 * tree-gimple.c (is_gimple_call_addr): Fix doc.
16985 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
16986 TREE_CODE_LENGTH. Add tcc_vl_exp case.
16988 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
16989 and generalize to handle any number of operands.
16990 (chrec_contains_undetermined): Likewise.
16991 (tree_contains_chrecs): Likewise.
16992 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
16994 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
16996 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
16997 fold_call_expr instead of fold_builtin.
16998 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
16999 match declarations there.
17000 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
17003 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
17004 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17006 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
17007 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
17009 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
17012 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
17013 (execute_cse_sincos): Use new CALL_EXPR accessors.
17015 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
17017 * gimple-low.c (lower_function_body): Use build_call_expr.
17018 (lower_builtin_setjmp): Likewise.
17020 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
17021 (set_storage_via_libcall): Likewise.
17022 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
17023 instead of TREE_CODE_LENGTH.
17024 (expand_expr_real_1): Use new CALL_EXPR accessors.
17026 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
17027 generalize to handle any number of operands.
17028 (TB_parent_eq): Likewise.
17030 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
17031 (strip_builtin_expect): Likewise.
17033 * function.c (gimplify_parameters): Use build_call_expr.
17035 * tree-vectorizer.c (vect_is_simple_reduction): Use
17036 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17038 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
17039 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
17041 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
17044 * gimplify.c (build_stack_save_restore): Use build_call_expr.
17045 (gimplify_decl_expr): Likewise.
17046 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
17047 Use new CALL_EXPR iterators.
17048 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
17049 (gimplify_modify_expr_to_memset): Likewise.
17050 (gimplify_variable_sized_compare): Likewise.
17051 (gimplify_omp_atomic_fetch_op): Likewise.
17052 (gimplify_omp_atomic_pipeline): Likewise.
17053 (gimplify_omp_atomic_mutex): Likewise.
17054 (gimplify_function_tree): Likewise.
17056 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
17057 (call_expr_flags): Likewise.
17058 (expand_call): Likewise.
17060 * except.c (expand_builtin_eh_return_data_regno): Pass entire
17061 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
17064 * coverage.c (create_coverage): Use build_call_expr.
17066 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
17067 (temp_call_expr_obstack): New.
17068 (pool_copy_list): Delete.
17069 (temp_copy_call_expr): New.
17070 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
17071 CALL_EXPR accessors. Get rid of special goo for copying argument
17072 lists and use temp_copy_call_expr instead.
17073 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
17074 CALL_EXPR accessors.
17075 (create_expression_by_pieces): Likewise. Use build_call_array
17076 to construct the result instead of fold_build3.
17077 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
17078 dealing with argument lists.
17079 (init_pre): Remove references to expression_node_pool and
17080 list_node_pool. Init temp_call_expr_obstack instead.
17081 (fini_pre): Remove references to expression_node_pool and
17084 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
17085 and walk arguments explicitly instead of as a list.
17087 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
17088 (mx_register_decls): Likewise.
17089 (mudflap_register_call): Likewise.
17090 (mudflap_finish_file): Likewise.
17092 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
17093 (ipa_callsite_compute_param): Likewise.
17095 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
17096 accessors and constructor.
17098 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
17099 accessors and constructor.
17100 (convert_tramp_reference): Likewise.
17101 (convert_call_expr): Likewise.
17102 (finalize_nesting_tree_1): Likewise.
17104 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
17107 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
17109 * tree-inline.c (initialize_inlined_parameters): Pass entire
17110 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
17112 (estimate_num_insns_1): Use new CALL_EXPR accessors.
17113 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
17115 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
17116 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17117 (vectorizable_reduction): Likewise.
17118 (vectorizable_call): Use new CALL_EXPR iterators.
17119 (vectorizable_conversion): Use build_call_expr.
17120 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
17121 (vect_gen_widened_results_half): Use build_call_expr.
17122 (vect_setup_realignment): Likewise.
17123 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
17125 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
17126 (pass_through_call): Likewise.
17127 (compute_object_sizes): Likewise. Use fold_call_expr instead of
17130 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
17131 (tree_gen_pow2_profiler): Likewise.
17132 (tree_gen_one_value_profiler): Likewise.
17133 (tree_gen_ic_func_profiler): Likewise.
17134 (tree_gen_average_profiler): Likewise.
17135 (tree_gen_ior_profiler): Likewise.
17137 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
17138 (find_func_aliases): Use new CALL_EXPR accessors. Add case
17139 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17141 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
17142 of TREE_CODE_LENGTH.
17144 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
17145 of TREE_CODE_LENGTH.
17147 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
17149 (convert_to_integer): Likewise.
17151 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
17154 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17155 Brooks Moses <brooks.moses@codesourcery.com>
17156 Lee Millward <lee.millward@codesourcery.com>
17158 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
17160 * config/frv/frv.c (frv_expand_builtin): Likewise.
17161 * config/s390/s390.c (s390_expand_builtin): Likewise.
17163 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
17164 (sparc_expand_builtin): Use new CALL_EXPR accessors.
17166 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
17167 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
17168 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
17169 (ix86_expand_store_builtin): Likewise.
17170 (ix86_expand_unop_builtin): Likewise.
17171 (ix86_expand_unop1_builtin): Likewise.
17172 (ix86_expand_sse_compare): Likewise.
17173 (ix86_expand_sse_comi): Likewise.
17174 (ix86_expand_vec_init_builtin): Likewise.
17175 (ix86_expand_vec_ext_builtin): Likewise.
17176 (ix86_expand_vec_set_builtin): Likewise.
17177 (ix86_expand_builtin): Use new CALL_EXPR accessors.
17179 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
17180 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
17182 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
17183 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
17184 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
17186 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
17188 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
17189 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
17190 arglist. Use new CALL_EXPR accessors. Fix callers.
17191 (altivec_expand_abs_builtin): Likewise.
17192 (rs6000_expand_binop_builtin): Likewise.
17193 (altivec_expand_predicate_builtin): Likewise.
17194 (altivec_expand_lv_builtin): Likewise.
17195 (spe_expand_stv_builtin): Likewise.
17196 (altivec_expand_stv_builtin): Likewise.
17197 (rs6000_expand_ternop_builtin): Likewise.
17198 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
17199 (altivec_expand_st_builtin): Likewise.
17200 (altivec_expand_dst_builtin): Likewise.
17201 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
17202 arglist. Use new CALL_EXPR accessors. Fix callers.
17203 (altivec_expand_vec_set_builtin): Likewise.
17204 (altivec_expand_vec_ext_builtin): Likewise.
17205 (altivec_expand_builtin): Use new CALL_EXPR accessors.
17206 (spe_expand_builtin): Likewise.
17207 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
17208 arglist. Use new CALL_EXPR accessors. Fix callers.
17209 (spe_expand_evsel_builtin): Likewise.
17210 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
17211 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
17213 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
17214 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
17215 (arm_expand_unop_builtin): Likewise.
17216 (arm_expand_builtin): Use new CALL_EXPR accessors.
17218 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
17221 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
17222 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
17224 (bfin_expand_unop_builtin): Likewise.
17225 (bfin_expand_builtin): Use new CALL_EXPR accessors.
17227 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17228 Brooks Moses <brooks.moses@codesourcery.com>
17229 Lee Millward <lee.millward@codesourcery.com>
17231 * c-semantics.c (build_stmt): Add internal diagnostic check.
17233 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
17234 accessors. Print arguments explicitly instead of as a list.
17236 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
17238 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
17239 (c_finish_omp_flish): Likewise.
17241 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
17242 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
17243 instead of TREE_CODE_LENGTH.
17244 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
17245 (c_warn_unused_result): Likewise.
17247 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17250 * doc/invoke.texi (Warning Options): Remove
17251 -Werror-implicit-function-declaration.
17252 (Wimplicit-function-declaration): Update description.
17253 * opts.c (common_handle_option): Move handling of -Werror=* to...
17254 (enable_warning_as_error): ...here.
17255 * opts.h (enable_warning_as_error): Declare.
17256 * c-decl.c (implicit_decl_warning): Unless
17257 -Wno-implicit-function-declaration is given, emit a pedwarn if
17258 -std=c99 or emit a warning if -Wimplicit-function-declaration.
17259 * c.opt (Wimplicit-function-declaration): Replace
17260 mesg_implicit_function_declaration with
17261 warn_implicit_function_declaration.
17262 * c-opts.c (c_common_handle_option):
17263 -Werror-implicit-function-declaration is exactly equal as
17264 -Werror=implicit-function-declaration.
17265 (set_Wimplicit): Replace mesg_implicit_function_declaration with
17266 warn_implicit_function_declaration.
17267 (c_common_post_options): -Wimplict-function-declaration is enabled
17268 by default by -std=c99, otherwise is disabled by default.
17269 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
17271 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
17273 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
17274 DECL on the rhs to a DECL on the lhs for debug info purposes if the
17275 former is ignored but not the latter.
17277 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
17279 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
17280 is made and the reference doesn't use the alias set of its type,
17281 do not create the temporary using that type.
17283 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
17285 * jump.c: Remove prototypes for delete_computation and
17286 delete_prior_computation.
17288 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
17290 * jump.c (get_label_after): Delete.
17291 (get_label_before, delete_computation, delete_jump,
17292 delete_prior_computation, follow_jumps): Move...
17293 * reorg.c (delete_computation, delete_prior_computation): ... here...
17294 (get_label_before, delete_jump): ... making these static ...
17295 (follow_jumps): ... and simplifying this since it only runs after
17297 * rtl.h (get_label_after, get_label_before, delete_jump,
17298 follow_jumps): Delete prototypes.
17300 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
17302 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
17304 2007-02-15 Nick Clifton <nickc@redhat.com>
17306 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
17307 order to prevent it from being munged by the target.
17309 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
17311 * config/i386/i386.md: Remove misleading comment.
17313 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17315 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
17316 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
17319 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17321 * tree-sra.c (instantiate_missing_elements): Canonicalize
17323 (sra_build_assignment): New.
17324 (generate_copy_inout, generate_element_copy,
17325 generate_element_zero, generate_one_element_init): Use it.
17327 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17329 * tree-sra.c (instantiate_missing_elements): Canonicalize
17331 (sra_build_assignment): New.
17332 (generate_copy_inout, generate_element_copy,
17333 generate_element_zero, generate_one_element_init): Use it.
17335 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17337 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
17340 2007-02-14 Joseph Myers <joseph@codesourcery.com>
17342 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
17343 types as aggregates not scalars.
17344 * function.c (assign_stack_temp_for_type): Likewise.
17346 2007-02-14 Roger Sayle <roger@eyesopen.com>
17347 Zdenek Dvorak <dvorakz@suse.cz>
17349 * tree-dump.c (dump_switch_p_1): Require exact match of the option
17352 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
17354 * passes.c (next_pass_1): Clear the next field of the copied
17357 2007-02-14 Richard Henderson <rth@redhat.com>
17359 * tree-sra.c (early_sra): New.
17360 (decl_can_be_decomposed_p): Deny va_list if early_sra.
17361 (tree_sra_early, pass_sra_early): New.
17362 * tree-pass.h (pass_sra_early): Declare.
17363 * passes.c (init_optimization_passes): Use it.
17365 2007-02-14 Richard Guenther <rguenther@suse.de>
17367 * flags.h (issue_strict_overflow_warning): Convert to a macro.
17369 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
17371 PR tree-optimization/30771
17372 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
17374 (vect_analyze_operations): Induction phis can now be marked as
17376 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
17377 Update documentation accordingly.
17379 2007-02-14 Nick Clifton <nickc@redhat.com>
17381 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
17382 most 3 arguments are supported.
17383 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
17385 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
17387 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
17388 Ensure dst->current is valid.
17390 2007-02-13 Paul Brook <paul@codesourcery.com>
17392 * config.gcc: Add arm*-*-uclinux-*eabi.
17393 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
17394 (SUBTARGET_EXTRA_LINK_SPEC): Define.
17395 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
17396 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
17397 (LINK_SPEC): Define.
17398 (LIB_SPEC): Define.
17399 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
17401 * config/arm/uclinux-eabi.h: New file.
17402 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
17403 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
17406 2007-02-13 Ian Lance Taylor <iant@google.com>
17408 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
17409 * flags.h (warn_strict_overflow): Declare.
17410 (enum warn_strict_overflow_code): Define.
17411 (issue_strict_overflow_warning): New static inline function.
17412 * opts.c (warn_strict_overflow): New variable.
17413 (common_handle_option): Handle OPT_Wstrict_overflow and
17414 OPT_Wstrict_overflow_.
17415 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
17417 * fold-const.c: Include intl.h.
17418 (fold_deferring_overflow_warnings): New static variable.
17419 (fold_deferred_overflow_warning): New static variable.
17420 (fold_deferred_overflow_code): New static variable.
17421 (fold_defer_overflow_warnings): New function.
17422 (fold_undefer_overflow_warnings): New function.
17423 (fold_undefer_and_ignore_overflow_warnings): New function.
17424 (fold_deferring_overflow_warnings_p): New function.
17425 (fold_overflow_warning): New static function.
17426 (make_range): Add strict_overflow_p parameter. Change all
17428 (extract_muldiv, extract_muldiv_1): Likewise.
17429 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
17430 tree_expr_nonnegative_p.
17431 (fold_negate_expr): Call fold_overflow_warning.
17432 (fold_range_test): Likewise.
17433 (fold_comparison): Likewise.
17434 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
17435 instead of tree_expr_nonnegative_p.
17436 (tree_expr_nonnegative_warnv_p): Rename from
17437 tree_expr_nonnegative_p, add strict_overflow_p parameter.
17438 (tree_expr_nonnegative_p): New function.
17439 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
17440 strict_overflow_p parameter.
17441 (tree_expr_nonzero_p): New function.
17442 * passes.c (verify_interpass_invariants): New static function.
17443 (execute_one_pass): Call it.
17444 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
17446 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
17447 (estimate_numbers_of_iterations): Likewise.
17448 (scev_probably_wraps_p): Likewise.
17449 * tree-ssa-ccp.c: Include "toplev.h".
17450 (evaluate_stmt): Defer fold overflow warnings until we know we are
17452 (struct fold_stmt_r_data): Add stmt field.
17453 (fold_stmt_r): Defer fold overflow warnings until we know we
17455 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
17456 (fold_stmt_inplace): Likewise.
17457 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
17458 (cleanup_control_expr_graph): Defer fold overflow warnings until
17459 we know we are going to optimize.
17460 * tree-cfg.c (fold_cond_expr_cond): Likewise.
17461 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
17463 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17464 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
17465 * tree-ssa-loop-manip.c (create_iv): Likewise.
17466 * c-typeck.c (build_conditional_expr): Likewise.
17467 (build_binary_op): Likewise.
17468 * tree-vrp.c (vrp_expr_computes_nonzero): Call
17469 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
17470 (extract_range_from_unary_expr): Likewise.
17471 * simplify-rtx.c (simplify_const_relational_operation): Warn when
17472 assuming that signed overflow does not occur.
17473 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
17474 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
17475 (fold_defer_overflow_warnings): Declare.
17476 (fold_undefer_overflow_warnings): Declare.
17477 (fold_undefer_and_ignore_overflow_warnings): Declare.
17478 (fold_deferring_overflow_warnings_p): Declare.
17479 (tree_expr_nonzero_warnv_p): Declare.
17480 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
17481 of warning options.
17482 (Warning Options): Document -Wstrict-overflow.
17483 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
17484 (tree-ssa-ccp.o): Likewise.
17485 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
17486 (fold-const.o): Depend on intl.h.
17488 2007-02-13 Ian Lance Taylor <iant@google.com>
17490 PR middle-end/30751
17491 * lower-subreg.c (resolve_simple_move): Decompose subregs in
17494 2007-02-13 Stuart Hastings <stuart@apple.com>
17496 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
17498 2007-02-13 Richard Henderson <rth@redhat.com>
17500 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
17501 handled_component_p before looking for the indirect_ref.
17503 2007-02-13 Richard Henderson <rth@redhat.com>
17505 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
17506 remove flags clobber.
17507 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
17508 (bswaphi_lowpart): New.
17509 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
17510 remove TARGET_BSWAP test. Delete expander of the same name.
17512 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
17513 (expand_unop): Use them.
17515 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
17517 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
17518 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
17519 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
17520 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
17521 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
17522 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
17523 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
17524 assembler dialect choice from asm templates.
17526 2007-02-12 Richard Henderson <rth@redhat.com>
17528 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
17529 (fixuns_trunc<SSEMODEF>si2): Use it.
17530 * config/i386/sse.md (vec_setv4sf_0): Export.
17531 * config/i386/i386.c (ix86_build_const_vector): Export.
17532 (ix86_split_convert_uns_si_sse): Rename from
17533 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
17534 * config/i386/i386-protos.h: Update.
17536 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17539 * c-typeck.c (c_finish_return): Improve warning message.
17541 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17543 * alias.c (find_symbolic_term): Delete unused function.
17545 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
17547 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
17548 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
17549 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
17551 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
17553 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
17554 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
17555 the function, temporarily point the debug interface to the null one.
17557 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
17559 * dwarf2out.c (round_up_to_align): New static function.
17560 (field_byte_offset): Use it to round the offset.
17562 2007-02-12 Richard Henderson <rth@redhat.com>
17564 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
17565 (inswl_const): Export.
17567 2007-02-12 Richard Henderson <rth@redhat.com>
17569 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
17570 result mode of the libcall, convert back to outmode.
17572 2007-02-12 Roger Sayle <roger@eyesopen.com>
17574 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
17575 (bswapdi2): New define_expand to implement 32-bit implementation.
17577 2007-02-12 Nick Clifton <nickc@redhat.com>
17579 * doc/invoke.texi (Overall Options): Document --help=.
17580 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
17581 (cc1_options): Pass --help= on to cc1.
17582 (display_help): Add description of --help=.
17583 (process_command): Add code to handle --help=. Allow translated
17584 --help and --target-help switches to be passed on to compiler
17586 (main): Remove unused if statement.
17587 * opts.c (columns): Remove.
17588 (LEFT_COLUMN): Define.
17589 (wrap_help): Add columns argument.
17590 (print_filtered_help): Change parameters to be an include bitmask,
17591 an exclude bitmask, an any bitmask and the column width. Move the
17592 code to display the params list here. Add code to display the
17593 status of options rather than their descriptions if the quiet flag
17595 (print_specific_help): Change parameters to be an include bitmask,
17596 an exclude bitmask and an any bitmask. Move code to look up the
17597 column width here. Decide upon the title for an options listing.
17598 (common_handle_options): Add code to handle --help=. Adapt code
17599 for --help and --target-help to use the revised form of the
17600 print_specific_help function.
17601 (print_help): Delete.
17602 (print_param_help): Delete.
17603 (print_switch): Delete.
17604 * opts.h (cl_lang_count): Add prototype.
17605 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
17606 CL_MAX_OPTION_CLASS): New defines.
17607 * optc-gen.awk: Add construction of cl_lang_count.
17608 * c.opt: Add Warning attribute to warning options and Optimization
17609 attribute to optimization options.
17610 * common.opt: Likewise.
17612 Add -fhelp and -ftarget-help as aliases for the transformed --help
17613 and --target-help options.
17614 * opt-functions.awk: Add code to handle Warning and Optimization
17617 2007-02-12 Richard Henderson <rth@redhat.com>
17619 * config/alpha/constraints.md: New file.
17620 * config/alpha/alpha.c: Include tm-constrs.h.
17621 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
17622 alpha_extra_constraint): Remove.
17623 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
17624 * config/alpha/alpha-protos.h: Update.
17625 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
17626 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
17627 (EXTRA_CONSTRAINT): Remove.
17628 * config/alpha/alpha.md: Include constraints.md.
17629 (adddi splitter): Use satisfies_constraint_*.
17630 * config/alpha/predicates.md (add_operand): Likewise.
17631 (sext_add_operand, addition_operation): Likewise.
17633 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
17635 PR tree-optimization/29145
17636 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
17637 in our handling of restrict qualified pointers.
17639 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17642 * doc/invoke.texi (Wunused-value): Update description.
17643 (Wextra): Delete item.
17644 * opts.c (set_Wextra): Don't use the value of Wextra to set the
17645 value of Wunused-value.
17646 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
17647 (c_finish_stmt_expr): Don't check extra_warnings.
17648 (emit_side_effect_warnings): The caller is responsible to check
17651 2007-02-11 Roger Sayle <roger@eyesopen.com>
17652 Matt Thomas <matt@3am-software.com>
17654 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
17656 2007-02-11 Roger Sayle <roger@eyesopen.com>
17658 * simplify-rtx.c (simplify_relational_operation_1): Optimize
17659 comparisons of POPCOUNT against zero.
17660 (simplify_const_relational_operation): Likewise.
17662 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17664 * doc/invoke.texi (Wextra): Delete outdated paragraph.
17666 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17668 * dwarf2out.c (root_type): Delete unused function.
17670 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17672 * genattrtab.c (contained_in_p): Delete unused function.
17673 (write_expr_attr_cache): Likewise.
17675 2007-02-11 Jan Hubicka <jh@suse.cz>
17677 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
17680 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
17682 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
17683 to add the REG_EQ* note.
17684 * see.c (see_merge_one_use_extension): Likewise.
17685 * local-alloc.c (update_equiv_regs): Likewise. Also don't
17686 turn REG_EQUAL notes into REG_EQUIV notes if the target
17687 register may have more than one set.
17688 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
17689 * gcse.c (try_replace_reg): Likewise.
17690 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
17691 * calls.c (fixup_tail_calls): Likewise. Abort if there is
17692 more than one REG_EQUIV note.
17693 * reload1.c (gen_reload): Use set_unique_reg_note.
17695 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
17697 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
17698 (ix86_builtin_conversion): New function.
17700 2007-02-06 Mark Mitchell <mark@codesourcery.com>
17703 * tree.h (DECL_REPLACEABLE_P): New macro.
17704 * except.c (set_nothrow_function_flags): Likewise.
17706 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
17707 Ira Rosen <irar@il.ibm.com>
17708 Dorit Nuzman <dorit@il.ibm.com>
17710 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
17711 * targhooks.c (default_builtin_vectorized_conversion): New.
17712 * targhooks.h (default_builtin_vectorized_function): New declaration.
17713 * target.h (struct vectorize): Add builtin_conversion field.
17714 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
17715 stmt_vec_info_type value.
17716 (vectorizable_conversion): New declaration.
17717 * tree-vect-analyze.c (vect_analyze_operations): Add
17718 vectorizable_conversion call.
17719 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
17720 * tree-vect-transform.c (vectorizable_conversion): New function.
17721 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
17722 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
17724 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
17725 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
17726 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
17727 or ALTIVEC_BUILTIN_VCFSX.
17729 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17732 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
17733 CONST_DOUBLE and operand 0 is a hard register.
17734 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
17735 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
17736 is a hard floating-point register.
17738 2007-02-10 Richard Henderson <rth@redhat.com>
17739 Jakub Jelinek <jakub@redhat.com>
17740 Alexandre Oliva <aoliva@redhat.com>
17742 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
17743 * builtin-types.def (BT_WORD): Make unsigned.
17744 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
17745 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
17746 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
17747 * c-decl.c (grokdeclarator): Don't error if !have_tls.
17748 * c-parser.c (c_parser_omp_threadprivate): Likewise.
17749 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
17751 * expr.c (emutls_var_address): New.
17752 (expand_expr_real_1): Expand emulated tls.
17753 (expand_expr_addr_expr_1): Likewise.
17754 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
17755 * output.h (emutls_finish): Declare.
17756 * toplev.c (compile_file): Call it.
17757 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
17758 address before wrapping in CONST.
17759 * varasm.c (emutls_htab, emutls_object_type): New.
17760 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
17761 (get_emutls_object_name, get_emutls_object_type): New.
17762 (get_emutls_init_templ_addr, emutls_decl): New.
17763 (emutls_common_1, emutls_finish): New.
17764 (assemble_variable): When emulating tls, swap decls; generate
17765 constructor for the emutls objects.
17766 (do_assemble_alias): When emulating tls, swap decl and target name.
17767 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
17769 * varpool.c (decide_is_variable_needed): Look at force_output.
17770 Recurse for emulated tls.
17771 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
17772 with decide_is_variable_needed.
17773 * emutls.c: New file.
17774 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
17775 tls_object for real tls.
17777 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
17779 PR rtl-optimization/29599
17780 * reload1.c (eliminate_regs_in_insn): Take the destination
17781 mode into account when computing the offset.
17783 2007-02-09 Stuart Hastings <stuart@apple.com>
17784 Richard Henderson <rth@redhat.com>
17786 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
17787 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
17788 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
17789 fixuns_truncdfhi2): New.
17790 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
17791 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
17792 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
17793 (floatunssidf2): Allow nonimmediate source.
17794 * config/i386/sse.md (movdi_to_sse): New.
17795 (vec_concatv2di): Drop '*'.
17796 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
17797 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
17798 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
17800 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
17801 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
17802 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
17803 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
17804 (ix86_build_signbit_mask): Fix decl of v, refactor to call
17805 ix86_build_const_vector.
17806 (x86_emit_floatuns): Rewrite.
17808 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17810 * genautomata.c (longest_path_length): Delete unused function.
17811 (struct state): Delete unused longest_path_length.
17812 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
17813 (get_free_state): Delete unused.
17815 2007-02-09 Jan Hubicka <jh@suse.cz>
17817 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
17818 * doc/invoke.texi (inline-unit-growth): Update default value.
17820 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
17821 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
17822 (rebuild_cgraph_edges): Likewise.
17823 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
17824 (dump_cgraph_node): Dump frequencies.
17825 (cgraph_clone_edge): Add frequency scales.
17826 (cgraph_clone_node): Add freuqnecy.
17827 * cgraph.h (cgraph_edge): Add freuqnecy argument.
17828 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
17829 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
17830 * tree-pass.h (TODO_rebuild_frequencies): New constant.
17831 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
17832 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
17833 (save_inline_function_body): Likewise.
17834 * ipa-inline.c: inluce rtl.h
17835 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
17836 (cgraph_edge_badness): Use frequencies.
17837 (cgraph_decide_recursive_inlining): Update clonning.
17838 (cgraph_decide_inlining_of_small_function): Dump frequency.
17839 * predict.c (estimate_bb_frequencies): Export.
17840 * predict.h (estimate_bb_frequencies): Declare.
17841 * tree-inline.c (copy_bb): Watch overflows.
17842 (expand_call_inline): Update call of cgraph_create_edge.
17843 (optimize_inline_calls): Use TODO flags to update frequnecies.
17844 * passes.h: Include predict.h
17845 (init_optimization_passes): Move profile ahead.
17846 (execute_function_todo): Handle TODO_rebuild_frequencies.
17848 2007-02-09 Roger Sayle <roger@eyesopen.com>
17850 * config/alpha/alpha.c (emit_insxl): Force the first operand of
17851 the insbl or inswl pattern into a register.
17853 2007-02-09 Roger Sayle <roger@eyesopen.com>
17855 * config/ia64/ia64.md (bswapdi2): New define_insn.
17857 2007-02-09 Richard Henderson <rth@redhat.com>
17859 * config/i386/constraints.md (Ym): New constraint.
17860 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
17861 (movdi_1_rex64): Split sse and xmm general register moves from
17862 memory move alternatives. Use conditional register constraints.
17863 (movsf_1, movdf_integer): Likewise.
17864 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
17865 (movdf_integer_rex64): New.
17866 (pushsf_rex64): Fix output constraints.
17867 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
17868 (sse2_stored): Likewise.
17869 (sse2_storeq_rex64): New.
17870 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
17871 amd and not generic.
17872 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
17873 for optimize_size. Remove SF/DFmode hack.
17875 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17877 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
17880 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
17881 Richard Sandiford <richard@codesourcery.com>
17883 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
17884 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
17885 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
17886 m68k/t-mlib to tmake_file.
17887 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
17888 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
17889 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
17890 Allow it to be cf or m68k. Set m68k_arch_family. If that
17891 variable is not empty, add t-$m68k_arch_family to tmake_file.
17892 Add t-mlibs to tmake_file.
17893 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
17894 * config/m68k/t-cf: New file.
17895 * config/m68k/t-m68k: Likewise.
17896 * config/m68k/t-mlibs: Likewise.
17897 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17898 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
17899 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
17900 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17901 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
17903 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
17904 (INSTALL_LIBGCC): Delete.
17905 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
17906 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17907 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
17908 (M68K_MLIB_CPU): Define.
17909 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17910 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
17911 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
17913 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
17914 Richard Guenther <rguenther@suse.de>
17916 PR middle-end/23361
17917 * fold-const.c (fold_comparison): Handle obfuscated comparisons
17918 against INT_MIN/INT_MAX.
17919 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
17920 file if a loop is removed.
17922 2007-02-09 Joseph Myers <joseph@codesourcery.com>
17924 * calls.c (store_one_arg): Pass correct alignment to
17925 emit_push_insn for non-BLKmode values.
17926 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
17927 unaligned stack slot via a suitably aligned slot.
17929 2007-02-08 DJ Delorie <dj@redhat.com>
17931 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
17933 (legal_subregs): Use unsigned char, make const.
17934 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
17936 2007-02-08 Paul Brook <paul@codesourcery.com>
17938 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
17939 special interworking needed.
17941 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
17943 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
17944 conditional to __SSE2__.
17945 (Entries below should have been added to first ChangeLog
17946 entry for amdfam10 dated 2007-02-05)
17947 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
17949 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
17951 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
17954 2007-02-08 DJ Delorie <dj@redhat.com>
17956 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
17957 * config/m32c/m32c.c (legal_subregs): New.
17958 (m32c_illegal_subreg_p): New.
17959 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
17960 unsupported subregs of hard regs.
17962 2007-02-08 Jan Hubicka <jh@suse.cz>
17964 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
17965 the same one; always update histograms.
17967 2007-02-08 Diego Novillo <dnovillo@redhat.com>
17969 * passes.c (init_optimization_passes): Tidy comment.
17971 2007-02-08 Roger Sayle <roger@eyesopen.com>
17973 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
17974 strip zero_extend, bswap and rotates from POCOUNT's argument.
17975 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
17976 zero_extend and rotates from PARITY's argument.
17977 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
17978 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
17979 of an integer constant at compile-time.
17981 2007-02-08 Diego Novillo <dnovillo@redhat.com>
17984 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
17986 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
17989 * tree-ssa-live.c (remove_unused_locals): Do not remove
17990 TREE_ADDRESSABLE variables.
17991 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
17992 * tree-ssa-operands.c (add_virtual_operand): Remove argument
17993 FOR_CLOBBER. Update all users.
17994 If VAR has an associated alias set, add a virtual operand for
17995 it if no alias is found to conflict with the memory reference.
17997 2007-02-07 Jan Hubicka <jh@suse.cz>
17998 Robert Kidd <rkidd@crhc.uiuc.edu>
18000 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
18002 2007-02-07 Ian Lance Taylor <iant@google.com>
18004 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
18006 2007-02-07 Roger Sayle <roger@eyesopen.com>
18008 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
18009 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
18010 tablejumpdi, movsi_to_cr_one): Remove constraints from
18011 define_expand's match_operands.
18013 2007-02-07 Roger Sayle <roger@eyesopen.com>
18015 * global.c (compute_regsets): Move declatation of "i" inside of
18016 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
18018 2007-02-07 Jakub Jelinek <jakub@redhat.com>
18021 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
18022 of INDIRECT_REF <RESULT_DECL>.
18024 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
18026 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
18027 Kaz Kojima <kkojima@gcc.gnu.org>
18030 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
18032 (sh_initialize_trampoline): Add parentheses to avoid a warning.
18034 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18036 * doc/loop.texi: Document possibility not to perform disambiguation
18037 of loops with multiple latches.
18038 * cfgloopmanip.c (alp_enum_p): Removed.
18039 (add_loop): Handle subloops. Use get_loop_body_with_size.
18040 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
18041 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
18042 the new forwarder block.
18043 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
18044 Handle the case latch is NULL.
18045 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
18046 modifications when marking loop exits.
18047 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
18049 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
18050 disambiguate_loops_with_multiple_latches.
18051 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
18052 before fix_loop_structure.
18053 * cfgloop.c: Include pointer-set.h and output.h.
18054 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
18055 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
18056 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
18057 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
18058 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
18059 disambiguate_multiple_latches, get_loop_body_with_size,
18060 disambiguate_loops_with_multiple_latches): New functions.
18061 (flow_loop_dump): Dump multiple latch edges.
18062 (flow_loop_nodes_find): Handle loops with multiple latches.
18063 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
18064 (glb_enum_p): Modified.
18065 (get_loop_body): Use get_loop_body_with_size.
18066 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
18067 (AVOID_CFG_MODIFICATIONS): New constant.
18068 (disambiguate_loops_with_multiple_latches, add_loop,
18069 get_loop_body_with_size): Declare.
18070 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
18072 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
18074 PR inline-asm/28686
18075 * global.c (compute_regsets): New function.
18076 (global_alloc): Refactored ELIMINABLE_REGSET
18077 and NO_GLOBAL_ALLOC_REGS computation out.
18078 (rest_of_handle_global_alloc): Call compute_regsets()
18079 for non-optimizing case.
18081 2007-02-06 Richard Henderson <rth@redhat.com>
18083 * config/i386/constraints.md (Y2): Rename from Y.
18084 (Yi): New constraint.
18085 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
18086 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
18087 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
18088 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
18089 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
18090 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
18091 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
18092 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
18093 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
18094 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
18095 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
18096 vec_extractv2si_1): Change Y constraints to Y2.
18097 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
18098 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
18099 Change Y constraints to Y2.
18100 (sse2_loadld): Change Y constraints to x.
18102 2007-02-06 Roger Sayle <roger@eyesopen.com>
18104 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
18105 (parity<mode>2): New define_expand using rs6000_emit_parity.
18106 * config/rs6000/rs6000.c (rs6000_emit_popcount,
18107 rs6000_emit_parity): New functions.
18108 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
18109 rs6000_emit_parity): Prototype here.
18111 2007-02-06 Ian Lance Taylor <iant@google.com>
18113 * lower-subreg.c (simple_move_operand): Reject CONST.
18114 (resolve_clobber): Call validate_change rather than directly
18115 assigning to XEXP (pat, 0).
18117 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
18119 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
18120 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
18121 (tree-cfg.o): Remove hashtab.h dependency.
18123 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
18124 (struct ivopts_data): Change niters to pointer_map_t.
18125 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
18126 (niter_for_exit): Create pointer_map on demand. Change for
18128 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
18129 (free_loop_data): Destroy data->niters if created and reset field.
18130 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
18131 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
18133 * tree-ssa-reassoc.c: Include pointer-set.h.
18134 (bb_rank): Change to long *.
18135 (operand_rank): Change to pointer_map_t.
18136 (find_operand_rank): Return long, -1 if not found. Declare as inline.
18137 (insert_operand_rank): Accept long.
18138 (operand_entry_hash, operand_entry_eq): Remove.
18139 (get_rank): Return long. Adjust for changes above.
18140 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
18142 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
18144 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
18145 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
18146 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
18148 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
18149 directly since it cannot be NULL.
18150 (get_vi_for_tree): Rewrite for pointer_map API.
18151 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
18152 (init_alias_vars): Create vi_for_tree as pointer_map.
18153 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
18155 * tree-cfg.c: Don't include hashtab.h.
18156 (edge_to_cases): Declare as pointer_map.
18157 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
18159 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
18160 (start_recording_case_labels): Create edge_to_cases as pointer_map.
18161 (end_recoding_case_labels): Cleanup edge_to_cases manually before
18163 (record_switch_edge): Delete.
18164 (get_cases_for_edge): Adjust for pointer_map API, inline
18165 record_switch_edge (rewritten for new API), remove goto.
18167 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
18169 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
18170 * tree-nested.c: Include pointer-set.h.
18171 (var_map_elt, var_map_eq, var_map_hash): Delete.
18172 (struct nesting_info): Remove GTY marker. Change the two htab_t's
18173 to pointer_map_t's.
18174 (nesting_info_bitmap_obstack): New.
18175 (lookup_field_for_decl): Adjust for pointer_map API.
18176 (lookup_tramp_for_decl): Adjust for pointer_map API.
18177 (get_nonlocal_debug_decl): Adjust for pointer_map API.
18178 (get_local_debug_decl): Adjust for pointer_map API.
18179 (convert_nl_goto_reference): Adjust for pointer_map API.
18180 (convert_nl_goto_receiver): Adjust for pointer_map API.
18181 (create_nesting_tree): Create outside GGC space. Create bitmap on
18182 the new obstack. Create field_map and var_map as pointer_maps.
18183 (free_nesting_tree): Adjust for changes to create_nesting_tree.
18185 (lower_nested_functions): Move root here, no need to NULL it.
18186 Initialize and release the obstack.
18188 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
18190 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
18191 Remove prototypes and make them non-static.
18192 (struct tree_int_map): Remove.
18193 * tree.h (struct tree_int_map): Move here, turning TO into an
18195 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
18197 * tree.h (TREE_COMPLEXITY): Remove.
18198 (struct tree_exp): Remove complexity field.
18199 * tree.c (build1_stat): Don't set it.
18201 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
18202 Victor Kaplansky <victork@il.ibm.com>
18204 * tree-vectorizer.c (vect_is_simple_use): Support induction.
18205 (vect_is_simple_reduction): Support reduction with induction as
18206 one of the operands.
18207 (vect_is_simple_iv_evolution): Fix formatting.
18208 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
18209 formatting. Don't mark induction phis for vectorization.
18210 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
18211 * tree-vect-transform.c (get_initial_def_for_induction): New function.
18212 (vect_get_vec_def_for_operand): Support induction.
18213 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
18215 (vectorizable_reduction): Support reduction with induction as one of
18217 (vectorizable_type_demotion): Use def-type of stmt argument rather
18218 than dummy def-type.
18220 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
18221 flag_tree_scev_cprop.
18222 * common.opt (tree-scev-cprop): New flag.
18224 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
18225 call to vect_get_new_vect_var.
18227 2007-02-06 Ira Rosen <irar@il.ibm.com>
18229 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
18230 vectype is not NULL.
18231 (vect_pattern_recog_1): Likewise.
18233 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18235 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
18236 (fold_negate_expr): Likewise.
18238 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
18241 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
18242 even if cv-qualification is the same.
18244 2007-02-05 Geoffrey Keating <geoffk@apple.com>
18246 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
18247 __enable_execute_stack on completion.
18249 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18251 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
18252 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
18253 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
18254 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
18255 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
18256 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
18257 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
18258 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
18260 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18262 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
18263 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
18264 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
18265 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
18266 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
18267 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
18268 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
18269 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
18270 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
18271 umuldi3_highpart_rex64, umulsi3_highpart_insn,
18272 umulsi3_highpart_zext, smuldi3_highpart_rex64,
18273 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
18274 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
18275 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
18276 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
18277 sqrtextenddfxf2_i387): Added amdfam10_decode.
18279 * config/i386/athlon.md (athlon_idirect_amdfam10,
18280 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
18281 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
18282 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
18283 athlon_ivector_store_amdfam10): New define_insn_reservation.
18284 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
18287 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18289 * config/i386/athlon.md (athlon_call_amdfam10,
18290 athlon_pop_amdfam10, athlon_lea_amdfam10): New
18291 define_insn_reservation.
18292 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
18293 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
18294 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
18296 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18298 * config/i386/athlon.md (athlon_sseld_amdfam10,
18299 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
18300 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
18302 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18304 * config/i386/athlon.md (athlon_sseins_amdfam10): New
18305 define_insn_reservation.
18306 * config/i386/i386.md (sseins): Added sseins to define_attr type
18307 and define_attr unit.
18308 * config/i386/sse.md: Set type attribute to sseins for insertq
18311 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18313 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
18314 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
18315 ssecomi_load_amdfam10, ssecomi_amdfam10,
18316 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
18317 define_insn_reservation.
18318 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
18320 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18322 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
18323 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
18324 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
18325 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
18326 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
18327 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
18328 define_insn_reservation.
18330 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
18331 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
18332 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
18333 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
18334 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
18336 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18338 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
18339 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
18340 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
18341 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
18342 athlon_ssemul_load_k8): Added amdfam10.
18344 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18346 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
18347 (x86_sse_unaligned_move_optimal): New variable.
18349 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
18351 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
18352 for unaligned vector SSE double/single precision loads for AMDFAM10.
18354 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18356 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
18357 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
18358 Define TARGET_CPU_DEFAULT_amdfam10.
18359 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
18360 (processor_type): Add PROCESSOR_AMDFAM10.
18362 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
18363 processor_type in config/i386/i386.h.
18364 Enable imul peepholes for TARGET_AMDFAM10.
18366 * config.gcc: Add support for --with-cpu option for amdfam10.
18368 * config/i386/i386.c (amdfam10_cost): New variable.
18369 (m_AMDFAM10): New macro.
18370 (m_ATHLON_K8_AMDFAM10): New macro.
18371 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
18372 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
18373 x86_promote_QImode, x86_integer_DFmode_moves,
18374 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18375 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
18376 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
18377 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
18378 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
18379 Enable/disable for amdfam10.
18380 (override_options): Add amdfam10_cost to processor_target_table.
18381 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
18382 processor_alias_table.
18383 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
18384 (ix86_adjust_cost): Add code for amdfam10.
18386 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18388 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
18389 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
18390 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
18391 * config/i386/i386.h: Add builtin definition for SSE4A.
18392 * config/i386/i386.md: Add support for ABM instructions
18393 (popcnt and lzcnt).
18394 * config/i386/sse.md: Add support for SSE4A instructions
18395 (movntss, movntsd, extrq, insertq).
18396 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
18397 Add -march=amdfam10 flag.
18398 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
18399 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
18401 * doc/extend.texi: Add documentation for SSE4A builtins.
18403 2007-02-05 Bob Wilson <bob.wilson@acm.org>
18405 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
18407 2007-02-05 Richard Guenther <rguenther@suse.de>
18409 * tree-vectorizer.h (vectorizable_function): Add argument type
18410 argument, change return type.
18411 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
18412 * tree-vect-transform.c (vectorizable_function): Handle extra
18413 argument, return vectorized function decl.
18414 (build_vectorized_function_call): Remove.
18415 (vectorizable_call): Handle calls with result and argument types
18416 differing. Handle loop vectorization factor correctly.
18417 * targhooks.c (default_builtin_vectorized_function): Adjust for
18419 * targhooks.h (default_builtin_vectorized_function): Likewise.
18420 * target.h (builtin_vectorized_function): Add argument type
18422 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
18423 extra argument, allow vectorizing of lrintf.
18424 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
18425 documentation of target hook.
18427 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
18430 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
18431 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
18432 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
18434 2007-02-05 Roger Sayle <roger@eyesopen.com>
18436 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
18437 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
18438 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
18439 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
18440 before canonicalizing sincos to cexpi.
18441 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
18443 2007-02-05 Roger Sayle <roger@eyesopen.com>
18445 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
18446 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
18447 (alpha_init_builtins): Use alpha_add_builtins to process tables.
18449 2007-02-05 Roger Sayle <roger@eyesopen.com>
18451 * mips-tfile.c (initialize_init_file): Correct endianness test.
18453 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
18455 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
18456 the 'y' constraint.
18458 2007-02-05 Richard Sandiford <richard@codesourcery.com>
18460 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
18461 saves in a PARALLEL before the register assignments.
18463 2007-02-05 Richard Sandiford <richard@codesourcery.com>
18465 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
18466 DWARF_FRAME_RETURN_COLUMN to be a general register.
18467 * dwarf2out.c (init_return_column_size): New function, split from...
18468 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
18469 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
18470 to be nongeneral registers.
18471 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
18473 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
18474 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
18476 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
18478 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
18480 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
18482 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
18483 (remove_path): Use can_remove_branch_p and remove_branch instead
18484 of loop_delete_branch_edge.
18485 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
18486 (tree_transform_and_unroll_loop): Remove dead branches immediately.
18487 Update profile using scale_dominated_blocks_in_loop.
18488 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
18489 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
18490 (can_remove_branch_p, remove_branch): Declare.
18491 * tree-cfg.c (tree_can_remove_branch_p): New function.
18492 (tree_cfg_hooks): Add tree_can_remove_branch_p.
18493 * cfgrtl.c (rtl_can_remove_branch_p): New function.
18494 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
18496 2007-02-05 Jan Hubicka <jh@suse.cz>
18498 PR middle-end/30696
18499 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
18500 nodes in cgraph, don't remove offline copy of the function.
18502 2007-02-04 Jan Hubicka <jh@suse.cz>
18504 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
18505 vectors might cause maybe_lookup_element_for_expr to be called
18506 on non-sra-candidate.
18508 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
18510 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
18511 config/bfin/bfin.md, config/bfin/predicates.md: Follow
18512 spelling conventions.
18514 2007-02-04 Richard Guenther <rguenther@suse.de>
18516 PR middle-end/30636
18517 * fold-const.c (try_move_mult_to_index): Make sure to not
18518 overflow one dimension of a multi-dimensional array access.
18520 2007-02-04 Jan Hubicka <jh@suse.cz>
18522 * passes.c (init_optimization_passes): Reindent.
18524 2007-02-04 Jan Hubicka <jh@suse.cz>
18525 Eric Botcazou <ebotcazou@adacore.com>
18527 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
18528 (execute_fixup_cfg): Break out the abnormal goto code.
18529 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
18530 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
18531 (optimize_inline_calls): Call make_nonlocal_label_edges.
18533 2007-02-04 Jan Hubicka <jh@suse.cz>
18535 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
18536 true when something was changed.
18537 (rename_ssa_copies): When something was changed, do
18538 TODO_remove_unused_locals.
18539 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
18540 add TODO_remove_unused_locals when instruction was removed.
18542 2007-02-04 Jan Hubicka <jh@suse.cz>
18544 * ipa-inline.c (try_inline): Improve debug output; work on already
18546 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
18547 call try_inline for already inlined edges too when flattening;
18548 inline also functions that make callee growth but overall unit size
18551 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
18553 * config/m32c/bitops.md, config/m32c/jump.md,
18554 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
18555 config/m32r/m32r.h, config/m32r/m32r.md,
18556 config/m32r/predicates.md, config/m68hc11/larith.asm,
18557 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
18558 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
18559 config/mips/mips-protos.h, config/mips/mips.c,
18560 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
18561 config/mn10300/mn10300.h, config/mn10300/predicates.md,
18562 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
18563 spelling conventions.
18565 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
18566 Follow spelling conventions.
18568 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
18570 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
18571 warn about C++0x compatibility.
18573 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
18575 * config/h8300/h8300.c, config/h8300/h8300.h,
18576 config/h8300/h8300.md: Follow spelling conventions.
18578 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
18580 PR middle-end/30667
18581 * combine.c (try_combine): Do not substitute source operand
18582 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
18584 2007-02-03 Jan Hubicka <jh@suse.cz>
18586 PR gcov-profile/30650
18587 * value-prof.c (stringop_block_profile): Fix handling of size counter;
18588 do not divide by zero for never executed counters.
18589 (tree_find_values_to_profile): Fix counters.
18590 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
18592 2007-02-03 Ian Lance Taylor <iant@google.com>
18594 * lower-subreg.c (simple_move_operand): New static function,
18595 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
18597 (simple_move): Call simple_move_operand.
18598 (find_decomposable_subregs): Add special handling of MEMs.
18599 (can_decompose_p): Rename from cannot_decompose_p. Reverse
18600 meaning of return value. If we see a hard register, test whether
18601 it can store a word_mode value. Change all callers.
18603 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18605 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
18606 ftrapv insns and expanders.
18607 (subdi3): Change define_expand operand 1 to arith11_operand, and
18608 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
18609 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
18610 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
18613 PR middle-end/30174
18614 * varasm.c (notice_global_symbol): Treat global objects as weak when
18615 flag_shlib is true.
18617 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18619 * emit-rtl.c (dconstpi): Delete.
18620 (dconstsqrt2): New.
18621 (init_emit_once): Delete dconstpi and init dconstsqrt2.
18622 * real.h (dconstpi): Delete.
18623 (dconstsqrt2): New.
18624 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
18625 (fold_builtin_hypot): Likewise.
18627 2007-02-03 Tom Tromey <tromey@redhat.com>
18630 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
18631 -gcoff3, -gxcoff3, -gvms3 implies -dD.
18633 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
18635 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
18636 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
18637 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
18638 config/rs6000/cell.md, config/rs6000/darwin.h,
18639 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
18640 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
18641 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
18642 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
18643 typos. Follow spelling conventions.
18644 * doc/invoke.texi: Follow spelling conventions.
18646 2007-02-03 Roger Sayle <roger@eyesopen.com>
18648 * simplify-rtx.c (simplify_relational_operation_1): Implement some
18649 canonicalization transformations that attempt to simplify integer
18650 constant comparisons to become comparisons against zero.
18652 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18654 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
18656 * fold-const.c (fold_binary): Fix comment typos. Fold complex
18657 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
18659 2007-02-02 Mike Stump <mrs@apple.com>
18661 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
18662 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
18663 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
18664 generate a branch island.
18666 2007-02-02 Bob Wilson <bob.wilson@acm.org>
18668 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
18669 (xtensa_legitimate_address_p): New.
18670 (xtensa_legitimize_address): New.
18671 (xtensa_output_addr_const_extra): New.
18672 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
18674 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
18675 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
18676 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
18677 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
18678 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
18679 (xtensa_legitimize_address): New.
18680 (xtensa_output_addr_const_extra): New.
18682 2007-02-02 Steve Ellcey <sje@cup.hp.com>
18684 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
18686 2007-02-02 Ian Lance Taylor <iant@google.com>
18688 * expmed.c (expand_divmod): Add comment.
18690 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
18692 * emit-rtl.c (renumber_insns): Remove.
18693 * flags.h: Remove the extern for flag_renumber_insns.
18694 * rtl.h: Remove the prototype for renumber_insns.
18695 * toplev.c (flag_renumber_insns): Remove.
18697 2007-02-02 Hui-May Chang <hm.chang@apple.com>
18699 Revert for x86 darwin:
18700 2005-06-19 Uros Bizjak <uros@kss-loka.si>
18702 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
18703 code before the following patch under TARGET_MACHO.
18704 (ix86_function_value_regno_p): Likewise.
18706 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18708 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
18711 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18714 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
18715 loads to general or fp registers. Add comments.
18716 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
18718 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
18720 * pointer-set.c (insert_aux): Only return insertion slot.
18721 (pointer_set_insert): Adjust.
18722 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
18723 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
18724 pointer_map_traverse): New.
18725 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
18726 pointer_map_create, pointer_map_destroy, pointer_map_insert,
18727 pointer_map_contains, pointer_map_traverse): Declare.
18729 2007-02-02 Jakub Jelinek <jakub@redhat.com>
18731 PR middle-end/30473
18732 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
18733 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
18735 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18737 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
18739 (struct _dep): New type.
18740 (dep_t): New typedef.
18741 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
18742 (DEP_STATUS): New access macro. The macro with the same name was
18743 renamed to DEP_LINK_STATUS.
18744 (dep_init): Declare function
18746 (struct _dep_link): New type.
18747 (dep_link_t): New typedef.
18748 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
18749 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
18750 (DEP_LINK_STATUS): New macro.
18751 (debug_dep_links): New debug function.
18753 (struct _deps_list): New type.
18754 (deps_list_t): New typedef.
18755 (DEPS_LIST_FIRST): New access macro.
18756 (FOR_EACH_DEP_LINK): New cycle macro.
18757 (create_deps_list, free_deps_list, delete_deps_list): Declare
18759 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
18760 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
18761 (copy_deps_list_change_con): Ditto.
18763 (move_dep_link): Declare function.
18765 (struct _dep_node): New type.
18766 (dep_node_t): New typedef.
18767 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
18769 (struct haifa_insn_data.back_deps): New field to hold backward
18770 dependencies of the insn.
18771 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
18773 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
18774 Change its type to deps_list_t.
18775 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
18776 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
18777 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
18779 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
18781 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
18783 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
18785 (dep_cost): Declare.
18787 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
18788 (ds_to_dk, dk_to_ds): New functions.
18790 (init_dep_1): New static function.
18791 (init_dep): New function.
18792 (copy_dep): New static function.
18794 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
18796 (detach_dep_link): New static function.
18797 (move_dep_link): New function.
18799 (dep_links_consistent_p, dump_dep_links): New static functions.
18800 (debug_dep_links): New debugging function.
18802 (deps_obstack, dl_obstack, dn_obstack): New static variables.
18804 (alloc_deps_list, init_deps_list): New static functions.
18805 (create_deps_list): New function.
18806 (clear_deps_list): New static function.
18807 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
18808 (deps_list_consistent_p, dump_deps_list): New static functions.
18809 (debug_deps_list): New function.
18810 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
18812 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
18814 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
18815 use new scheduler dependencies lists.
18816 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
18817 (sched_analyze): Ditto. Initialize dependencies lists.
18818 (add_forw_dep, compute_forward_dependences): Update to use new
18819 scheduler dependencies lists.
18821 (init_dependency_caches): Init deps_obstack.
18822 (free_dependency_caches): Free deps_obstack.
18824 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
18825 new scheduler dependencies lists.
18826 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
18827 (add_back_forw_dep, delete_back_forw_dep): Ditto.
18829 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
18830 Update to use new scheduler dependencies lists.
18831 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
18832 (debug_dependencies): Ditto.
18833 (schedule_region): Update comments.
18835 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
18836 scheduler dependencies lists.
18837 (schedule_ebb): Update comments.
18839 * rtl.def (DEPS_LIST): Remove.
18841 * lists.c (unused_deps_list): Remove.
18842 (free_list): Update assertions.
18844 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
18845 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
18847 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
18848 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
18850 * haifa-sched.c (comments): Update.
18851 (insn_cost1): Remove. Inline the code into insn_cost ().
18852 (insn_cost): Update to use new scheduler dependencies lists. Move
18853 processing of the dependency cost to dep_cost ().
18854 (dep_cost): New function. Use it instead of insn_cost () when
18855 evaluating cost of the dependency. Use compatible interface to
18856 interact with the target.
18857 (priority): Update to use new scheduler dependencies lists.
18858 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
18859 with greater number of insns that depend on the insn.
18860 (schedule_insn): Update to use new scheduler dependencies lists. Add
18861 code to free backward dependencies lists. Inline and optimize code
18862 from resolve_dep () - see PR28071.
18863 (ok_for_early_queue_removal): Update to use new scheduler dependencies
18864 lists. Update call to targetm.sched.is_costly_dependence hook.
18866 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
18867 scheduler dependencies lists.
18869 (resolve_dep): Remove. Move the logic to schedule_insn ().
18870 (init_h_i_d): Initialize dependencies lists.
18872 (process_insn_depend_be_in_spec): Rename to
18873 process_insn_forw_deps_be_in_spec. Update to use new scheduler
18874 dependencies lists.
18875 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
18876 Update to use new scheduler dependencies lists.
18877 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
18879 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
18880 new scheduler dependencies lists.
18881 (build_intra_loop_deps): Ditto.
18883 * target.h (struct _dep): Declare to use in
18884 gcc_target.sched.is_costly_dependence.
18885 (struct gcc_target.sched.adjust_cost): Fix typo.
18886 (struct gcc_target.sched.is_costly_dependence): Change signature to
18887 use single dep_t parameter instead of an equivalent triad.
18888 (struct gcc_target.sched.adjust_cost_2): Remove.
18890 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
18892 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
18894 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
18896 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
18898 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
18899 (REG_DEP_TRUE): Document.
18901 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
18902 Change signature to correspond to the targetm.sched.adjust_cost hook.
18903 Update use in TARGET_SCHED_ADJUST_COST_2.
18904 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
18905 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
18906 new scheduler dependencies lists.
18907 (ia64_gen_check): Ditto.
18909 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
18910 scheduler dependencies lists.
18912 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
18913 signature to correspond to the targetm.sched.is_costly_dependence hook.
18914 (is_costly_group): Update to use new scheduler dependencies lists.
18916 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
18917 instead of INSN_COST () macro.
18919 2007-02-01 Ian Lance Taylor <iant@google.com>
18921 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
18923 2007-02-01 Guy Martin <gmsoft@gentoo.org>
18925 * pa.md (tp_load): Correct mfctl instruction syntax.
18927 2007-02-01 Geoffrey Keating <geoffk@apple.com>
18929 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
18930 altivec_padding_size calculation on AIX. Improve comment, add
18931 assert to verify that it's right.
18933 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
18936 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
18938 PR inline-asm/28686
18939 * global.c (global_alloc): Add mising initialization of
18942 2007-02-01 Roger Sayle <roger@eyesopen.com>
18944 * alias.c (init_alias_analysis): Correct whitespace.
18945 * bb-reorder.c (fix_edges_for_rarely_executed_code,
18946 partition_hot_cold_basic_blocks): Likewise.
18947 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
18948 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
18949 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
18950 fold_builtin_snprintf_chk, fold_builtin_printf,
18951 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
18952 do_mpfr_arg3, do_mpfr_sincos): Likewise.
18953 * cfgcleanup.c (cleanup_cfg): Likewise.
18954 * cfgexpand.c (tree_expand_cfg): Likewise.
18955 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
18956 * function.c (get_next_funcdef_no): Likewise.
18957 * gengtype.c (main): Likewise.
18958 * genmodes.c (main): Likewise.
18959 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
18960 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
18961 * ifcvt.c (noce_emit_move_insn): Likewise.
18962 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
18964 * stor-layout.c (get_best_mode): Likewise.
18965 * tree-ssa-loop-niter.c (get_val_for): Likewise.
18966 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
18967 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
18968 perform_var_substitution, solve_graph): Likewise.
18969 * tree-vrp.c (vrp_finalize): Likewise.
18971 2007-02-01 Ian Lance Taylor <iant@google.com>
18973 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
18974 high part of a paradoxical subreg, return a constant zero.
18976 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
18978 * toplev.c (lang_dependent_init): Call init_set_costs.
18979 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
18981 2007-02-01 Richard Guenther <rguenther@suse.de>
18983 PR middle-end/30656
18984 * fold-const.c (fold_negate_expr): Allow negating a
18985 constant if overflow does not change.
18987 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18989 * doc/c-tree.texi (Expression trees): Improve markup.
18990 * doc/tm.texi (Register Classes, Addressing Modes)
18991 (Floating Point): Fix spacing after abbreviations. Fix some
18994 2007-02-01 Ben Elliston <bje@au.ibm.com>
18996 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
18997 * doc/contrib.texi: Likewise.
18998 * doc/install.texi: Likewise.
19000 2007-01-31 Richard Henderson <rth@redhat.com>
19001 Ian Lance Taylor <iant@google.com>
19003 * lower-subreg.c: New file.
19004 * rtl.def (CONCATN): Define.
19005 * passes.c (init_optimization_passes): Add pass_lower_subreg and
19006 pass_lower_subreg2.
19007 * emit-rtl.c (update_reg_offset): New static function, broken out
19008 of gen_rtx_REG_offset.
19009 (gen_rtx_REG_offset): Call update_reg_offset.
19010 (gen_reg_rtx_offset): New function.
19011 * regclass.c: Revert patch of 2006-03-05, restoring
19013 (clear_reg_info_regno): New function.
19014 * dwarf2out.c (concatn_loc_descriptor): New static function.
19015 (loc_descriptor): Handle CONCATN.
19016 * common.opt (fsplit_wide_types): New option.
19017 * opts.c (decode_options): Set flag_split_wide_types when
19019 * timevar.def (TV_LOWER_SUBREG): Define.
19020 * rtl.h (gen_reg_rtx_offset): Declare.
19021 (reg_scan_update): Declare.
19022 * regs.h (clear_reg_info_regno): Declare.
19023 * tree-pass.h (pass_lower_subreg): Declare.
19024 (pass_lower_subreg2): Declare.
19025 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
19026 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
19027 -fsplit-wide-types.
19028 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
19029 * Makefile.in (OBJS-common): Add lower-subreg.o.
19030 (lower-subreg.o): New target.
19032 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19034 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
19036 2007-01-31 Anatoly Sokolov <aesok@post.ru>
19039 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
19041 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19043 PR middle-end/29335
19044 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
19046 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
19048 * cfgloop.h: Include vec-prim.h.
19049 (enum li_flags): Remove LI_ONLY_OLD.
19050 (loop_iterator): Changed.
19051 (fel_next, fel_init): Iterate over loop tree.
19052 (FOR_EACH_LOOP_BREAK): New macro.
19053 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
19055 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
19056 * modulo-sched.c (sms_schedule): Ditto.
19057 * tree-vectorizer.c (vectorize_loops): Ditto.
19058 * doc/loop.texi: Update information on loop numbering and behavior of
19059 FOR_EACH_LOOP wrto new loops.
19060 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
19061 add_to_evolution_1): Test nestedness of loops instead of comparing
19063 * tree-chrec.c (chrec_fold_plus_poly_poly,
19064 chrec_fold_multiply_poly_poly, chrec_evaluate,
19065 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
19066 reset_evolution_in_loop): Ditto.
19067 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
19069 2007-01-31 Dirk Mueller <dmueller@suse.de>
19071 * c-common.c (warn_about_parentheses): Separate warning about
19072 un-parenthized sequence of comparison operators from the one
19073 which is supposed to warn about x <= y <= z.
19075 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
19077 * optabs.h (enum optab_index): Add new OTI_isinf.
19078 (isinf_optab): Define corresponding macro.
19079 * optabs.c (init_optabs): Initialize isinf_optab.
19080 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
19082 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
19083 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
19085 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
19086 expand_builtin_interclass_mathfn.
19087 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
19088 * config/i386/i386.md (UNSPEC_FXAM): New constant.
19089 (fxam<mode>2_i387): New insn pattern.
19090 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
19091 built-in functions as x87 inline asm.
19093 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19095 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
19097 2007-01-30 Eric Christopher <echristo@apple.com>
19099 * config.gcc: Add geode.
19101 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19103 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
19104 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
19105 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
19106 value-prof.c: Fix comment typos.
19108 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19111 * doc/invoke.texi (Wpointer-arith): Document warning.
19113 2007-01-30 Janis Johnson <janis187@us.ibm.com>
19115 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
19116 the list of discrepancies from the draft TR.
19118 2007-01-30 Dirk Mueller <dmueller@suse.de>
19121 * doc/invoke.texi (-Wreturn-type): Update description to
19122 match new behavior.
19124 2007-01-30 Richard Sandiford <richard@codesourcery.com>
19126 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
19128 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
19130 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
19131 to handle optabs that operate on floating point input argument and
19132 output to integer output.
19133 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
19134 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
19135 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
19136 expand_builtin_interclass_mathfn ().
19137 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
19138 (ilogbsi2): Remove.
19139 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
19140 ilogbl built-in functions as x87 intrinsics.
19142 2007-01-30 Richard Guenther <rguenther@suse.de>
19144 PR middle-end/27657
19145 * dwarf2out.c (reference_to_unused): Query varpool if the
19146 variable was output.
19148 2007-01-30 Richard Guenther <rguenther@suse.de>
19150 PR middle-end/30313
19151 * passes.c (execute_one_pass): Reset in_gimple_form to not
19152 confuse non-unit-at-a-time mode.
19154 2007-01-29 Roger Sayle <roger@eyesopen.com>
19155 Richard Guenther <rguenther@suse.de>
19157 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
19158 avoid undefined behaviour on overflow. Use force_fit_type_double
19159 to construct the constant with the specified TREE_OVERFLOW.
19161 2007-01-29 Janis Johnson <janis187@us.ibm.com>
19163 * config/dfp-bit.c: Add parameterized support for fp exceptions.
19164 * config/dfp-bit.h: Ditto.
19166 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19168 * c-decl.c (pop_scope): Replace warnings with call to
19169 warn_for_unused_label.
19170 * c-common.h (warn_for_unused_label): Declare.
19171 * c-common.c (warn_for_unused_label): Define.
19173 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19175 * tree-optimize.c (update_inlined_to_pointers): Delete unused
19178 2007-01-29 Janis Johnson <janis187@us.ibm.com>
19180 * Makefile.in (USER_H): Remove decfloat.h.
19181 * ginclude/decfloat.h: Delete, moving contents to ...
19182 * ginclude/float.h: Add support for decimal floating point,
19183 guarded by __STDC_WANT_DEC_FP__.
19185 2007-01-29 Mike Stump <mrs@apple.com>
19187 * doc/gccint.texi (Top): Rename Loop Representation to Loop
19188 Analysis and Representation to resolve case insensitive conflict.
19189 * doc/loop.texi (Loop Analysis and Representation): Likewise.
19191 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
19193 * tree.h (struct tree_memory_tag): Add aliases member.
19194 (MTAG_ALIASES): New macro.
19195 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
19196 (add_may_alias): Remove pointer-set. Update for may_aliases being
19198 (mark_aliases_call_clobbered): Update for may_aliases being a
19200 (compute_tag_properties): Ditto.
19201 (create_partition_for): Ditto.
19202 (compute_memory_partitions): Ditto.
19203 (dump_may_aliases_for): Ditto.
19204 (is_aliased_with): Ditto.
19205 (add_may_alias_for_new_tag): Ditto.
19206 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
19207 (compute_is_aliased): New function.
19208 (compute_may_aliases): Call compute_is_aliased).
19209 (init_alias_info): Initialize alias_bitmap_obstack.
19210 (union_alias_set_into): New function.
19211 (compute_flow_sensitive_aliasing): Use union_aliases_into.
19212 (have_common_aliases_p): Rewrite to take two bitmaps and use
19214 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
19215 Update for bitmaps.
19216 (finalize_ref_all_pointers): Update for add_may_alias changes.
19217 (new_type_alias): Ditto.
19218 * tree-flow-inline.h (may_aliases): Return a bitmap.
19219 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
19220 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
19221 may_aliases being a bitmap.
19222 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
19223 may_aliases now returns a bitmap.
19224 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
19226 * tree-ssa-operands.c (add_virtual_operand): Update for
19227 may_aliases being a bitmap.
19229 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
19231 PR tree-optimization/30630
19232 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
19233 variable as changed.
19235 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
19238 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
19239 expanded only once even if an error occurs.
19241 2007-01-29 Ben Elliston <bje@au.ibm.com>
19243 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
19244 (__gcov_average_profiler): Likewise.
19245 (__gcov_ior_profiler): Likewise.
19246 (__gcov_merge_ior): Likewise.
19248 2007-01-28 Jan Hubicka <jh@suse.cz>
19250 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
19251 * value-prof.c (stringop_block_profile): Likewise.
19253 2007-01-28 Jan Hubicka <jh@suse.cz>
19255 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
19256 Add variant handling histograms; add wrapper.
19257 (clear_storage_via_libcall): Export.
19258 (emit_block_move_hints): Break out from ...; add histograms.
19259 (emit_block_move): ... this one.
19260 (clear_storage_hints): Break out from ...; add histograms.
19261 (clear_storage): ... this one.
19262 (set_storage_via_memset): Handle histogram.
19263 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
19264 (clear_storage_hints, clear_storage_via_libcall): Declare.
19265 (set_storage_via_setmem): Update prototype.
19266 * doc/md.texi (movmem, setmem): Document new arguments.
19268 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
19269 Add new histograms.
19270 (stringop_block_profile): New global function.
19271 (tree_stringops_values_to_profile): Profile block size and alignment.
19272 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
19274 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
19275 (stringop_block_profile): Declare.
19276 * builtins.c: Include value-prof.h.
19277 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
19278 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
19279 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
19280 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
19281 * profile.c (instrument_values): Add new counters.
19282 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
19284 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
19285 (tree_init_edge_profiler): Build new profilers.
19286 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
19287 (pass_tree_profile): Add dump.
19288 (tree_profile_hooks): Update.
19289 * Makefile.in (LIBGCOV): Add new constants.
19290 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
19291 __gcov_ior_profiler): New.
19292 * i386.md (movmem/setmem expanders): Add new optional arguments.
19294 2007-01-28 David Edelsohn <edelsohn@gnu.org>
19296 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
19298 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
19300 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
19301 (tree_unswitch_single_loop): Pass eni_size_weights to
19302 tree_num_loop_insns.
19303 * tree-ssa-loop-manip.c: Include tree-inline.h.
19304 (can_unroll_loop_p): Pass eni_size_weights to
19305 tree_num_loop_insns.
19306 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
19307 Pass eni_size_weights to estimate_num_insns.
19308 * tree.h (init_inline_once): Export.
19309 * toplev.c (backend_init): Call init_inline_once.
19310 * cgraphunit.c (cgraph_process_new_functions,
19311 cgraph_analyze_function): Pass eni_inlining_weights to
19312 estimate_num_insns.
19313 * ipa-inline.c (compute_inline_parameters): Ditto.
19314 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
19315 to estimate_num_insns.
19316 (try_unroll_loop_completely): Pass eni_size_weights to
19317 tree_num_loop_insns.
19318 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
19319 ot estimate_num_insns.
19320 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
19321 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
19322 * tree-inline.c (eni_inlining_weights, eni_size_weights,
19323 eni_time_weights): New variables.
19324 (init_inline_once): Initialize them.
19325 (struct eni_data): Mew.
19326 (estimate_num_insns_1, estimate_num_insns): Use weights.
19327 * tree-inline.h (struct eni_weights_d): New.
19328 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
19329 (estimate_num_insns): Declaration changed.
19330 * cfgloop.h (tree_num_loop_insns): Declaration changed.
19331 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
19332 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
19334 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
19336 * tree-data-ref.c (conflict_fn): Assert that the number of affine
19337 relations in the conflict function is valid.
19339 2007-01-27 Ian Lance Taylor <iant@google.com>
19341 * common.opt: Add fstrict-overflow.
19342 * opts.c (decode_options): Set flag_strict_overflow if -O2.
19343 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
19344 (TYPE_OVERFLOW_UNDEFINED): Define.
19345 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
19347 * tree.h (TYPE_TRAP_SIGNED): Don't define.
19348 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
19349 (fold_negate_expr): Likewise.
19350 (make_range): Likewise.
19351 (extract_muldiv_1): Likewise.
19352 (maybe_canonicalize_comparison): Likewise.
19353 (fold_comparison): Likewise.
19354 (fold_binary): Likewise.
19355 (tree_expr_nonnegative_p): Likewise.
19356 (tree_expr_nonzero_p): Likewise.
19357 * tree-vrp.c (compare_values): Likewise.
19358 (extract_range_from_binary_expr): Likewise.
19359 (extract_range_from_unary_expr): Likewise.
19360 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
19362 (nowrap_type_p): Likewise.
19363 * tree-scalar-evolution.c (simple_iv): Likewise.
19364 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
19365 (build_range_check): Likewise.
19366 (extract_muldiv_1): Likewise.
19367 (fold_comparison): Likewise.
19368 * tree-vrp.c (vrp_int_const_binop): Likewise.
19369 (extract_range_from_unary_expr): Likewise.
19370 * convert.c (convert_to_integer): Likewise.
19371 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
19372 (fold_comparison): Likewise.
19373 (fold_binary): Likewise.
19374 * optabs.c (optab_for_tree_code): Likewise.
19375 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
19376 * simplify-rtx.c (simplify_const_relational_operation): Check
19377 flag_strict_overflow and flag_trapv.
19378 (simplify_const_relational_operation): Likewise.
19379 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
19380 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
19383 2007-01-27 Roger Sayle <roger@eyesopen.com>
19385 * tree.c (tree_fold_gcd): Delete.
19386 * tree.h (tree_fold_gcd): Remove prototype.
19387 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
19388 test whether one constant integer is a multiple of another. Instead
19389 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
19390 * fold-const.c (multiple_of_p): We've determined both TOP and
19391 BOTTOM are integer constants so we can call int_const_binop directly
19392 instead of the more generic const_binop.
19394 2007-01-27 Roger Sayle <roger@eyesopen.com>
19396 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
19397 1*X check that the constant hasn't overflowed, to preserve the
19399 (round_up): Provide an efficient implementation when rouding-up an
19400 INTEGER_CST to a power-of-two.
19402 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19404 * doc/sourcebuild.texi: Add comma for clarity.
19405 * doc/extend.texi: Fix some typos.
19406 * doc/passes.texi: Likewise.
19407 * doc/cppinternals.texi: Likewise.
19408 * doc/c-tree.texi: Likewise.
19409 * doc/tree-ssa.texi: Likewise.
19410 * doc/install.texi: Likewise.
19412 2007-01-27 Jan Hubicka <jh@suse.cz>
19414 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
19415 (pass_sra): Do not require alias information.
19416 * passes.c (init_optimization_passes): Add SRA
19418 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
19420 * tracer.c (rest_of_handle_tracer): We already cleaned
19421 up the CFG in tracer() so don't do it here again.
19422 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
19423 cleanup_cfg here, either. And don't call renumber_insns.
19425 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
19426 and BB_HEAD are in the insn stream here. Instead make sure
19427 that BB_INSN is valid on all insns. Also, do check here that
19428 there are no pending branch predictions...
19429 (rtl_verify_flow_info): ...instead of doing it here. Checks
19430 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
19433 2007-01-26 Roger Sayle <roger@eyesopen.com>
19435 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
19436 function to simplify/factorize operand order canonicalization.
19437 (ix86_fixup_binary_operands): Reorganize using the above function.
19438 (ix86_binary_operator_ok): Likewise.
19440 2007-01-27 Jakub Jelinek <jakub@redhat.com>
19442 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
19443 file scope from optimize_attrs.
19444 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
19446 (optimize_attrs): Clear insn_code_values after freeing it.
19448 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
19450 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
19451 a parts.base assignment.
19453 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
19455 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
19456 (compute_subscript_distance, initialize_data_dependence_relation,
19457 finalize_ddr_dependent, analyze_ziv_subscript,
19458 analyze_siv_subscript_cst_affine,
19459 compute_overlap_steps_for_affine_univar,
19460 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
19461 analyze_siv_subscript, analyze_miv_subscript,
19462 analyze_overlapping_iterations, subscript_dependence_tester_1,
19463 compute_self_dependence, free_dependence_relation): Work
19464 with affine_fn instead of chrecs.
19465 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
19466 common_affine_function, affine_function_base,
19467 affine_function_constant_p, affine_fn_op, affine_fn_plus,
19468 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
19469 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
19470 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
19471 (all_chrecs_equal_p): Removed.
19472 * tree-data-ref.h (affine_fn, conflict_function): New types.
19473 (struct subscript): Change type of conflicting_iterations_in_a
19474 and conflicting_iterations_in_b.
19476 2007-01-26 Steve Ellcey <sje@cup.hp.com>
19479 * config/pa/pa.h (TARGET_HPUX_11): New.
19480 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
19481 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
19483 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
19484 Richard Guenther <rguenther@suse.de>
19486 * tree-ssa-structalias.c (solve_graph): Handle case
19487 we merged the variable to another.
19489 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19491 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
19494 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
19495 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
19497 2007-01-25 DJ Delorie <dj@redhat.com>
19499 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
19500 allow changes to modes which don't fit in those registers.
19502 * reload1.c (choose_reload_regs): Check for invalid subregs before
19503 computing their locations, not after.
19505 2007-01-25 Geoffrey Keating <geoffk@apple.com>
19508 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
19509 save Altivec registers in an eh_return function.
19510 (compute_vrsave_mask): Likewise.
19511 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
19512 for saving Altivec registers.
19513 (rs6000_emit_prologue): Don't allocate stack twice in
19514 eh_return function. Correct expected value of altivec_save_offset
19515 when using save_world. Describe save of R0 to stack when using
19516 save_world. Describe stack pointer adjustment when using
19517 save_world. Remove duplicated eh_return parameter register saving.
19518 Update sp_offset variable after save_world.
19519 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
19521 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
19522 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
19525 2007-01-25 Steve Ellcey <sje@cup.hp.com>
19527 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
19529 2007-01-25 Steve Ellcey <sje@cup.hp.com>
19532 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
19533 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
19535 2007-01-25 Richard Guenther <rguenther@suse.de>
19537 * doc/invoke.texi (-Wcoverage-mismatch): Document.
19538 * common.opt (-Wcoverage-mismatch): New warning option.
19539 * coverage.c (get_coverage_counts): Ignore coverage mismatch
19540 if -Wcoverage-mismatch is given.
19542 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
19544 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
19545 (ipcp_driver): Change to static definition.
19546 Add dumping of the ifunctions.
19547 (constant_val_insert): Remove unused parameter. Support for SSA.
19548 (ipcp_propagate_const): Support for SSA.
19549 (ipcp_profile_bb_print): Print only analyzed nodes.
19550 (ipcp_replace_map_create): Remove support for Fortran constant
19552 * ipa-prop.c (ipa_method_modify_stmt,
19553 ipa_callsite_compute_param): Support for SSA.
19554 * ipa-prop.h (ipcp_driver): Remove declaration.
19555 (IS_VALID_TREE_MAP_INDEX): Add define.
19557 2007-01-24 Geoffrey Keating <geoffk@apple.com>
19559 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
19561 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19563 PR middle-end/30447
19564 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
19565 constant argument to cabs and do it without checking for
19566 -funsafe-math-optimizations.
19568 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
19570 * c-common.h (RID_FIRST_CXX0X): New.
19571 (RID_LAST_CXX0X): New.
19572 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
19574 * c.opt (Wc++0x-compat): New.
19575 * doc/invoke.texi (-Wc++0x-compat): Document.
19577 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19579 * builtins.c (fold_builtin_carg): New.
19580 (fold_builtin_1): Use it.
19582 2007-01-24 Jan Hubicka <jh@suse.cz>
19584 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
19586 * ipa-inline.c (initial_insns, max_insns): Delete.
19587 (compute_max_insns): New function.
19588 (cgraph_decide_inlining_of_small_function): Use it; take minimal
19589 amount of insns as base for code growth.
19590 (cgraph_decide_inlining): Make initial_insns local; do not compute
19592 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
19593 * doc/invoke.texi (inline-unit-growth): Update docs.
19595 2007-01-24 Jakub Jelinek <jakub@redhat.com>
19597 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
19598 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
19599 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
19600 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
19601 for CPUs that have PTA_CX16 set.
19603 PR middle-end/27416
19604 * gimplify.c (omp_check_private): New function.
19605 (gimplify_scan_omp_clauses): Use it for
19606 firstprivate/lastprivate/reduction.
19608 PR middle-end/30494
19609 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
19610 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
19612 PR middle-end/30421
19613 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
19614 If lower_lastprivate_clauses emits some statements, append them
19615 to dlist rather than body_p and to body_p append an initializer.
19616 (lower_omp_for): Adjust caller.
19618 2007-01-24 Steve Ellcey <sje@cup.hp.com>
19620 * target.h (globalize_decl_name): New.
19621 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
19622 * output.h (default_globalize_decl_name): New.
19623 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
19625 (globalize_decl): Ditto.
19626 (default_globalize_decl_name): New.
19627 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
19628 (ia64_handle_version_id_attribute): New.
19629 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
19630 (ia64_asm_output_external): Use globalize_decl_name instead
19631 of globalize_label.
19632 * doc/extend.texi (version_id): New pragma.
19633 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
19635 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
19637 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
19638 _uleb128_t and _Unwind_SWord with _sleb128_t.
19639 * unwind-dw2.c (extract_cie_info, execute_stack_op,
19640 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
19642 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
19643 * unwind-pe.h (read_uleb128, read_sleb128,
19644 read_encoded_value_with_base): Likewise.
19645 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
19647 2007-01-24 Richard Guenther <rguenther@suse.de>
19649 * builtins.c (expand_builtin_cexpi): Get the fndecl
19650 for cexp in the correct way.
19652 2007-01-24 Jan Hubicka <jh@suse.cz>
19654 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
19657 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
19659 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
19660 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
19661 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
19662 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
19663 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
19664 __SIZEOF_PTRDIFF_T__.
19665 * doc/cpp.texi: Documentation for the new builtin macros added.
19667 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
19669 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
19670 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
19671 instead of operands[2] to avoid access past the end of array.
19673 2007-01-24 Richard Sandiford <richard@codesourcery.com>
19675 * reload1.c (emit_reload_insns): Pass the reload register
19676 for a non-spill output reload through forget_old_reloads_1.
19678 2007-01-23 Joseph Myers <joseph@codesourcery.com>
19680 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19681 _SOFT_DOUBLE if doubles use software floating-point.
19682 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
19683 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
19684 * config/rs6000/darwin-ldouble.c: Also compile functions for
19685 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
19686 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
19687 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
19688 commented-out long double override.
19689 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
19690 * config/rs6000/eabispe.h: Likewise.
19691 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
19692 long double for non-SPE.
19693 (rs6000_handle_option): Likewise.
19694 (invalid_e500_subreg): Disallow more subregs involding DImode,
19695 DFmode, TImode or TFmode.
19696 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
19698 (legitimate_lo_sum_address_p): Also check for TFmode for E500
19700 (rs6000_legitimize_address): Also handle TFmode for E500 double.
19701 (rs6000_legitimize_reload_address): Also handle TFmode for E500
19703 (rs6000_legitimate_address): Also check for TFmode for E500
19705 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
19706 (spe_build_register_parallel): Handle TFmode and TCmode.
19707 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
19709 (function_arg): Handle TFmode and TCmode for E500 double.
19710 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
19712 (print_operand): Handle TFmode and TImode for %y.
19713 (rs6000_generate_compare): Handle TFmode comparisons for E500
19715 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
19716 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
19717 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
19718 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
19719 TFmode for E500 double.
19720 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
19721 (floatsidf2): Enable for E500 double.
19722 (movtf_softfloat): Use rs6000_nonimmediate_operand.
19723 (extenddftf2): Change to extenddftf2_fprs.
19724 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
19725 depending on TARGET_E500_DOUBLE.
19726 (extendsftf2): Enable for E500 double.
19727 (trunctfdf2): Enable for E500 double.
19728 (trunctfsf2): Change to trunctfsf2_fprs.
19729 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
19730 depending on TARGET_E500_DOUBLE.
19731 (floatsitf2): Enable for E500 double.
19732 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
19733 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
19734 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
19735 (negtf2): Change to negtf2_internal.
19736 (negtf2): New expander.
19737 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
19738 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
19739 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
19740 (movdi_internal32): Use rs6000_nonimmediate_operand.
19741 (unnamed splitter): Likewise.
19742 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
19743 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
19744 (SPE64TF, DITI): New mode macros.
19745 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
19748 (frob_<mode>_di_2): New.
19749 (frob_tf_di_8_2): New.
19750 (frob_di_df): Change to frob_di_<mode>; allow more modes.
19752 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
19754 (frob_ti_<mode>_8_2): New.
19755 (frob_ti_tf_2): New.
19756 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
19757 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
19759 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
19760 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
19761 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
19762 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
19763 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
19764 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
19767 2007-01-23 Ian Lance Taylor <iant@google.com>
19769 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
19771 (OBJS-archive): Reformat, alphabetize.
19772 (OBJS): Change out_object_file to OBJS-md.
19774 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
19776 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
19777 JUMP_P and CALL_P predicates where applicable.
19778 * config/i386/i386.c: Ditto.
19779 * config/i386/i386.md: Ditto.
19780 * config/i386/mmx.md: Ditto.
19781 * config/i386/predicates.md: Ditto.
19783 2007-01-22 Andreas Schwab <schwab@suse.de>
19785 * config/m68k/m68k.h: Fix comment.
19787 2007-01-22 Jan Hubicka <jh@suse.cz>
19789 * passes.c (init_optimization_passes): Do not rerun
19790 pass_early_warn_uninitialized.
19792 2007-01-22 Richard Guenther <rguenther@suse.de>
19794 PR tree-optimization/30038
19795 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
19797 (execute_cse_sincos_1): Likewise.
19798 (execute_cse_sincos): Likewise.
19799 (gate_cse_sincos): Likewise.
19800 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
19801 the cexpi() canonicalization of sincos().
19802 * tree-pass.h (pass_cse_sincos): Declare.
19803 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
19805 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
19807 PR rtl-optimization/29329
19808 * combine.c (replaced_rhs_insn): Rename to i2mod.
19809 (replaced_rhs_value): Rename to i2mod_new_rhs.
19810 (i2mod_old_rhs): New global variable.
19811 (combine_instructions): Adjust for above change. Save a copy of
19812 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
19813 note are substituted in the second instruction.
19814 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
19815 ditch the note if it pertains to the second eliminated register
19816 and this register is mentioned in i2mod_old_rhs.
19819 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
19821 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
19822 the insn to which the note was originally attached.
19824 2007-01-21 Jan Hubicka <jh@suse.cz>
19826 * ipa-inline.c (inlining_mode): Comment, move up.
19827 (cgraph_decide_inlining_incrementally): Do not perform inlining
19828 itself; fix handling of flattening of self recursive functions.
19829 (cgraph_find_cycles): Remove.
19830 (cgraph_flatten_node): Remove.
19831 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
19832 (try_inline): New function.
19833 (cgraph_early_inlining): Update call of
19834 cgraph_decide_inlining_incrementally. Apply inlining here.
19835 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
19837 2007-01-21 Dirk Mueller <dmueller@suse.de>
19840 * tree-vrp.c (check_array_bounds): do not warn
19841 about ADDR_EXPR's of ARRAY_REF's which are immediately
19842 used in binary expressions.
19844 2007-01-21 Ira Rosen <irar@il.ibm.com>
19846 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
19847 read_write_dep and macros for its access.
19848 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
19849 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
19850 argument, call vect_check_interleaving for every independent pair of
19851 data-refs. Mark loads that access the same memory location as a store
19853 (vect_check_dependences): Remove.
19854 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
19855 call, fix the call to vect_analyze_data_ref_dependence.
19856 (vect_analyze_data_ref_access): For statements that access the same
19857 data-ref, check that they are not stores; for loads, check that there
19858 is no store that access the same location.
19860 2007-01-20 Roger Sayle <roger@eyesopen.com>
19861 Joseph Myers <joseph@codesourcery.com>
19863 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
19864 (-fdump-rtl-stack): Likewise.
19865 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
19866 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
19867 (-mpt-fixed): Use @minus{} for minus sign.
19868 (Using Precompiled Headers): Fix under/overfull hbox.
19870 2007-01-20 Jan Hubicka <jh@suse.cz>
19872 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
19873 place within annotation.
19875 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19877 * pa.c (output_move_double): Change array size of xoperands to 4.
19879 2007-01-20 Jan Hubicka <jh@suse.cz>
19881 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
19884 2007-01-19 Ian Lance Taylor <iant@google.com>
19886 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
19887 constant to unsigned HOST_WIDE_INT before negating.
19889 2007-01-19 Ian Lance Taylor <iant@google.com>
19891 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
19893 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
19894 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
19895 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
19896 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
19897 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
19898 (realloc_vdef, realloc_vuse): Change second parameter to
19900 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
19901 fields to unsigned.
19902 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
19903 unsigned. Change x and lim locals to unsigned.
19904 (realloc_vdef, realloc_vuse): Change num_elem parameter to
19906 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
19907 (copy_virtual_operands): Change i and n locals to unsigned.
19909 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19911 PR middle-end/29335
19912 * builtins.c (fold_builtin_1): Handle builtin fdim.
19914 2007-01-20 Jan Hubicka <jh@suse.cz>
19916 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
19917 * tree-ssa-structalias.c (compute_points_to_sets): Do call
19918 init_alias_heapvars.
19919 (init_alias_heapvars): Initialize only when not already initialized.
19920 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
19922 2007-01-19 Roger Sayle <roger@eyesopen.com>
19924 * common.opt (fsigned-zeros): New command line option.
19925 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
19926 of flag_unsafe_math_optimizations.
19927 * opts.c (set_fast_math_flags): The -ffast-math command line option
19928 implies -fno-signed-zeros.
19929 (fast_math_flags_set_p): Likewise.
19931 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
19932 the documentation of -ffast-math appropriately. Wrap long lines.
19934 2007-01-19 Steve Ellcey <sje@cup.hp.com>
19936 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
19937 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
19939 2007-01-19 Tomas Bily <tbily@suse.cz>
19941 * cgraphunit.c (cgraph_finalize_function): Updating of pid
19943 (tree_init_ic_make_global_vars): New function
19944 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
19945 (tree_gen_ic_profiler): New function
19946 (tree_gen_ic_func_profiler): New function
19947 (tree_profiling): Added calling of tree_gen_ic_func_profiler
19948 (tree_profile_hooks): Added hook for indirec/virtual calls
19949 * value-prof.c (tree_find_values_to_profile): New case for
19951 (tree_values_to_profile): Call for determining indirect/virtual
19953 (tree_indirect_call_to_profile): New function
19954 (tree_ic_transform): New function
19955 (tree_ic): New function
19956 (find_func_by_pid): New function
19957 (init_pid_map): New function
19958 (tree_value_profile_transformations): Added check for
19959 indirect/virtual call transformation
19960 * value-prof.h (enum hist_type): New counter type for
19961 indirect/virtual calls
19962 (profile_hooks): Added new hook for profiling indirect/virtual
19964 * profile.c (instrument_values): New case for indirect/virtual
19966 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
19967 (GCOV_COUNTER_V_INDIR): New counter type
19968 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
19969 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
19971 * cgraph.c: Definition of cgraph_max_pid
19972 (cgraph_create_node): Default init of pid attribute
19973 * cgraph.h: Declaration of cgraph_max_pid
19974 (struct cgraph_node): Added pid attribute
19975 * libgcov.c (__gcov_indirect_call_profiler): New function
19976 (__gcov_one_value_profiler_body): New function
19977 (__gcov_one_value_profiler): Body was moved to
19978 __gcov_one_value_profiler_body and calls it
19980 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
19982 * doc/gty.texi (Options): Document the mark_hook option to GTY.
19983 * gengtype.c (write_types_data, write_func_for_structure,
19984 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
19985 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
19986 (walk_type, write_func_for_structure): Generate the mark_hook if
19989 2007-01-19 Jan Hubicka <jh@suse.cz>
19991 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
19992 'early' argument take inlining mode argument specifying whether to
19993 inline for size/speeed or all functions; add support for flattening;
19995 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
19997 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20000 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
20001 the name of the declared identifier.
20003 2007-01-19 Dirk Mueller <dmueller@suse.de>
20005 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
20006 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
20007 duplicate evaluation.
20009 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
20011 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
20012 Macroize expander using X87MODEF12 mode macro. Extend operand 1
20013 to XFMode, use acosxf2 and truncate result to requested mode.
20014 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
20015 (asin<mode>2): Similarly, with asin expanders.
20016 (*fscalexf4_i387): Rename from *fscalexf4.
20017 (expNcorexf3): New expander.
20018 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
20019 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
20020 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
20021 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
20022 patterns for SSE math.
20023 (exp10<mode>2): Similarly, with exp10 expanders.
20024 (exp2<mode>2): Similarly, with exp2 expanders.
20025 (expm1<mode>2): Similarly, with expm1 expanders.
20026 (ldexp<mode>3): Similarly, with ldexp expanders.
20027 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
20028 Use gen_truncxf<mode>2_i387_noop to truncate result.
20030 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20032 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
20033 for ColdFire targets.
20035 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
20036 Richard Sandiford <richard@codesourcery.com>
20038 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
20039 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
20040 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
20041 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
20042 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
20043 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
20045 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20047 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
20048 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
20049 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
20050 (*adddi_dilshr32_cf): New pattern.
20051 (adddi3, subdi3): Remove first alternatives.
20053 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20055 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
20056 implemented using move.l, do not use its cc result for floating-point
20059 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20061 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
20062 from accepting 's' constraints if flag_pic.
20064 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20066 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
20067 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
20068 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
20069 condition from TARGET_68881 to TARGET_HARD_FLOAT.
20071 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
20073 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
20074 ColdFire alternatives.
20075 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
20076 * config/m68k/m68k.md (clzsi2): Define for ColdFire
20077 architectures that support ff1 instruction.
20079 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20080 Julian Brown <julian@codesourcery.com>
20082 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
20083 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
20084 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
20087 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20089 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
20091 (output_move_const_into_data_reg, output_move_simode_const): Delete.
20092 * config/m68k/m68k.c (const_method, const_int_cost): Take a
20093 HOST_WIDE_INT instead of an rtx.
20094 (m68k_rtx_costs): Update call accordingly.
20095 (output_move_const_into_data_reg): Likewise. Fix formatting.
20096 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
20098 (output_move_simode_const): Update calls after above changes.
20099 Rework to use automatic variables and predicates like MEM_P.
20100 * config/m68k/m68k.md (pushexthisi_const): Update call to
20103 2007-01-19 Dirk Mueller <dmueller@suse.de>
20105 * tree-ssa-alias.c (perform_var_substitution): Fix typo
20106 in dump_flags test.
20108 2007-01-19 Richard Guenther <rguenther@suse.de>
20110 * builtins.c (expand_builtin_cexpi): Fall back to expanding
20111 via cexp in case sincos is not available.
20113 2007-01-19 Richard Guenther <rguenther@suse.de>
20115 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
20116 * defaults.h (TARGET_HAS_SINCOS): Default to off.
20117 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
20118 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
20119 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
20120 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
20121 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
20122 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
20124 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
20126 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
20128 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
20129 (atan2xf3): Directly generate RTL pattern.
20130 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
20131 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
20132 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20133 disable patterns for SSE math.
20134 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
20135 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
20136 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20137 disable patterns for SSE math.
20139 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
20141 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
20143 2007-01-18 Roger Sayle <roger@eyesopen.com>
20145 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
20146 VIEW_CONVERT_EXPR to the same type as it's operand.
20148 2007-01-18 David Edelsohn <edelsohn@gnu.org>
20150 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
20151 configured for long double 128.
20153 2007-01-18 Mike Stump <mrs@apple.com>
20155 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
20158 2007-01-18 Michael Meissner <michael.meissner@amd.com>
20160 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
20163 2007-01-18 Jan Hubicka <jh@suse.cz>
20165 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
20166 greater than NUM_VOP_FREE_BUCKETS.
20168 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
20170 * tree-ssa-structalias.c: Update comments.
20171 (ptabitmap_obstack): Removed.
20172 (pta_obstack): New.
20173 (oldpta_obstack): Ditto.
20174 (stats): Add a few members.
20175 (struct variable_info): Remove node, complex, address_taken, and
20176 indirect_target members. Add oldsolution member.
20177 (new_var_info): Do not initialize removed members.
20178 (constraint_expr_type): Remove INCLUDES.
20179 (constraint_graph): Add size, implicit_preds, rep,
20180 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
20181 (FIRST_REF_NODE): New macro.
20182 (LAST_REF_NODE): Ditto.
20183 (FIRST_ADDR_NODE): Ditto.
20184 (find): New function.
20186 (dump_constraint): Do not handle INCLUDES.
20187 (insert_into_complex): Do not insert duplicate constraints.
20188 (condense_varmap_nodes): Renamed and rewritten into ...
20189 (merge_node_constraints): This. Also fix bug in handling of
20190 offseted copy constraints.
20191 (clear_edges_for_node): No longer need to deal with preds at all,
20192 or removing associated preds/succs.
20193 (merge_graph_nodes): Deal with indirect_cycles.
20194 Don't deal with predecessors.
20195 (add_implicit_graph_edge): New function.
20196 (add_pred_graph_edge): Ditto.
20197 (add_graph_edge): Don't deal with predecessors.
20198 (build_constraint_graph): Removed.
20199 (build_pred_graph): New function.
20200 (build_succ_graph): Ditto.
20201 (struct scc_info): Removed in_component. Added roots, dfs, and
20202 node_mapping. Remove visited_index, unification_queue.
20203 (scc_visit): Deal with union-find we do now.
20204 Deal with cycles with REF nodes.
20205 (collapse_nodes): Renamed and rewritten to ...
20206 (unify_nodes): This.
20207 (process_unification_queue): Removed.
20208 (topo_visit): Cleanup
20209 (do_da_constraint): Use find.
20210 (do_sd_constraint): Ditto.
20211 (do_ds_constraint): Ditto.
20212 (do_complex_constraint): Ditto.
20213 (init_scc_info): Update for removed and added members.
20214 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
20215 (find_indirect_cycles): This.
20216 (equivalence_class): New variable.
20217 (label_visit): New function.
20218 (perform_variable_substitution): Rewritten.
20219 (free_var_substitution_info): New function.
20220 (find_equivalent_node): Ditto.
20221 (move_complex_constraints): Ditto.
20222 (eliminate_indirect_cycles): Ditto.
20223 (solve_graph): Only propagate changed bits.
20224 Use indirect cycle elimination.
20226 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
20227 (tree_id_eq): Renamed to ...
20228 (tree_vi_eq): This. Update for member change
20229 (insert_id_for_tree): Renamed and rewritten to ...
20230 (insert_vi_for_tree): This.
20231 (lookup_id_for_tree): Renamed and rewritten to ...
20232 (lookup_vi_for_tree): This.
20233 (get_id_for_tree): Renamed and rewritten to ...
20234 (get_vi_for_tree): Ditto.
20235 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
20236 (process_constraint): Don't handle INCLUDES.
20237 Remove special ADDRESSOF case.
20238 (find_func_aliases): Rewrite to use vi functions instead of id
20240 (create_function_info_for): Ditto.
20241 (create_variable_info_for): Ditto.
20242 (intra_create_variable_infos): Ditto.
20243 (merge_smts_into): Ditto.
20244 (find_what_p_points_to): Ditto.
20245 (init_base_vars): Ditto.
20246 (init_alias_vars): Ditto.
20247 (remove_preds_and_fake_succs): New function.
20248 (dump_sa_points_to_info): Dump new stats.
20249 (dump_solution_for_var): Use find.
20250 (set_used_smts): Fix formatting.
20251 (compute_points_to_sets): Updated for new functions.
20252 (ipa_pta_execute): Ditto.
20254 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20255 Richard Sandiford <richard@codesourcery.com>
20257 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
20259 * calls.c (expand_call): If the return value is a PARALLEL,
20260 extract its first member.
20261 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
20262 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
20263 use FUNCTION_EXTRA_EPILOGUE.
20264 (m68k_function_value): Return a PARALLEL if the return value
20265 is of a pointer type.
20266 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
20267 (FUNCTION_EXTRA_EPILOGUE): Remove.
20268 * config/m68k/m68k.md (D0_REG): New constant.
20270 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20272 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
20273 output a NOP for empty epilogues.
20275 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20277 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
20278 before function. Extend register save check to include all
20279 registers, not just integer ones.
20281 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20283 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
20284 (m68k_use_return_insn): ...this.
20285 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
20286 * config/m68k/m68k.c (use_return_insn): Rename to...
20287 (m68k_use_return_insn): ...this.
20288 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
20289 of USE_RETURN_INSN.
20291 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20293 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
20294 nearest even, fix denormal rounding overflow.
20296 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20298 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
20299 f%$smove and f%$move.
20300 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
20301 (extendsfdf2_cf): Use fdmove instead of f%&move.
20302 (truncdfsf2_cf): Use fsmove instead of f%$smove.
20303 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
20305 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20307 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
20310 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20312 * real.h (real_format): Add a canonical_nan_lsbs_set field.
20313 (coldfire_single_format): Declare.
20314 (coldfire_double_format): Likewise.
20315 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
20316 of qnan_msb_set to determine the lower bits of a canonical
20318 (encode_ieee_double): Likewise.
20319 (encode_ieee_quad): Likewise.
20320 (ieee_single_format): Initialize canonical_nan_lsbs_set.
20321 (mips_single_format): Likewise.
20322 (ieee_double_format): Likewise.
20323 (mips_double_format): Likewise.
20324 (ieee_extended_motorola_format): Likewise.
20325 (ieee_extended_intel_96_format): Likewise.
20326 (ieee_extended_intel_128_format): Likewise.
20327 (ieee_extended_intel_96_round_53_format): Likewise.
20328 (ibm_extended_format): Likewise.
20329 (mips_extended_format): Likewise.
20330 (ieee_quad_format): Likewise.
20331 (mips_quad_format): Likewise.
20332 (vax_f_format): Likewise.
20333 (vax_d_format): Likewise.
20334 (vax_g_format): Likewise.
20335 (i370_single_format): Likewise.
20336 (i370_double_format): Likewise.
20337 (decimal_single_format): Likewise.
20338 (decimal_double_format): Likewise.
20339 (decimal_quad_format): Likewise.
20340 (c4x_single_format): Likewise.
20341 (c4x_extended_format): Likewise.
20342 (real_internal_format): Likewise.
20343 (coldfire_single_format): New real_format.
20344 (coldfire_double_format): Likewise.
20345 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
20346 canonical_nan_lsbs_set.
20347 (pdp11_d_format): Likewise.
20348 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
20349 if TARGET_COLDFIRE_CPU.
20351 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20353 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
20354 (output_call, m68k_legitimize_call_address): Declare.
20355 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
20356 parenthesees. Add support for a 'W' constraint.
20357 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
20358 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
20359 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
20360 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
20362 (override_options): Initialize them. Do not set flag_no_function_cse
20363 for TARGET_ID_SHARED_LIBRARY.
20364 (m68k_output_pic_call): Delete.
20365 (m68k_legitimize_call_address): New function.
20366 (print_operand): Remove the %o prefix. Handle the %p prefix.
20367 (output_call): New function.
20368 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
20369 target address from the GOT if symbolic jumps are not allowed.
20370 * config/m68k/m68k.md (call, general_operand): Do not set
20371 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
20372 Merge separate flag_pic and !flag_pic define_insns into...
20373 (*call, *call_value): ...these new patterns. Match the address
20374 rather than the containing MEM and require it to be a call_operand.
20375 Use output_call to generate the asm template.
20376 * config/m68k/predicates.md (const_call_operand): New predicate.
20377 (call_operand): Likewise.
20379 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20381 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
20382 (STACK_GROWS_DOWNWARD): Define to 1.
20383 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
20384 comments, emphasizing that these values are only defaults.
20385 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
20386 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
20388 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20390 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
20392 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20393 Richard Sandiford <richard@codesourcery.com>
20395 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
20396 (FP_REGNO_P): New macros.
20397 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
20398 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
20399 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
20400 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
20402 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20404 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
20405 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
20407 * config/m68k/t-floatlib: New file, extracting common code from...
20408 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
20409 * config/m68k/t-uclinux: Here.
20410 * config/m68k/fpgnulib.c: Do not compile extendeed precision
20411 routines on ColdFire targets.
20413 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20415 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
20416 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
20417 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
20418 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
20419 explicitly set MOTOROLA to 1.
20420 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
20422 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20423 Nathan Sidwell <nathan@codesourcery.com>
20425 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
20426 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
20427 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
20428 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
20429 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
20430 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
20431 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
20432 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
20433 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
20434 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
20435 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
20436 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
20437 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
20438 (DBX_REGISTER_NUMBER): Delete.
20439 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
20440 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
20441 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
20443 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20445 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
20446 * config/flat.h: New file.
20447 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
20448 OBJECT_FORMAT_FLAT.
20449 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
20450 indirect references for -msep-data or -mid-shared-library.
20451 Do not use PC-relative code addresses either.
20452 * config/m68k/m68k.c (override_options): Restrict -fPIC error
20454 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
20455 for shared libraries and crt1.o for executables. Use crti.o and
20457 (ENDFILE_SPEC): Use crtend.o and crtn.o.
20458 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
20459 Do not add -elf2flt or -shared-lib-id options here.
20460 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
20461 Pass -shared-lib-id if -mid-shared-library, taking the library
20462 identifier from -mshared-library-id if given, otherwise
20464 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
20465 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
20466 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
20467 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
20468 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
20469 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
20471 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
20472 jump sequence for ISA A and ISA A+.
20473 (PICJUMP): Likewise.
20475 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20477 * config.gcc (m68k-*-uclinux*): Base the port on the common
20478 and m68k GNU/Linux files rather than on the generic ELF ones.
20479 * config/m68k/uclinux.h (TARGET_VERSION): Override.
20480 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
20482 2007-01-18 Julian Brown <julian@codesourcery.com>
20483 Richard Sandiford <richard@codesourcery.com>
20485 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
20486 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
20487 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
20489 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
20490 80 unconditionally.
20491 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
20493 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20495 * doc/install.texi: Document m68k-uclinuxoldabi.
20496 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
20497 * config/m68k/uclinux-oldabi.h: New file, copied from
20498 config/m68k/uclinux.h.
20500 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
20502 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
20503 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
20504 (m32r_compute_frame_size): Use unsigned for regno.
20505 (m32r_reload_lr): Use gen_frame_mem.
20507 (m32r_output_function_epilogue): Don't output the function epilogue
20509 (m32r_expand_epilogue): New.
20510 (direct_return): Return false if the function has the interrupt
20512 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
20513 * config/m32r/m32r.md (epilogue): New expander.
20514 (return_lr, return_rte): New insns.
20515 (return): Make it expander.
20516 (return_normal): New expander.
20518 2007-01-18 Josh Conner <jconner@apple.com>
20521 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
20522 support for UNLE, UNLT, UNGE, and UNGT.
20524 2007-01-18 Jan Hubicka <jh@suse.cz>
20526 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
20527 * tree-tailcall (add_virtual_phis): Likewise.
20528 (optimize_tail_call): Return TODOs.
20529 (execute_tail_calls): Return TODOs.
20530 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
20531 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
20533 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20534 Cleanup cfg using TODO.
20535 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
20536 * passes.c (execute_function_todo): When cleanup did something, remove
20538 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
20539 (make_edges): Don't cleanup_cfg.
20541 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
20543 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
20544 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
20545 operate on the top of stack.
20546 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
20547 register handling of instructions that output to the second
20549 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
20550 (move_for_stack_reg): Special-case check for dead destination
20551 stack slot for constant load of 1.0 inside UNSPEC_TAN.
20553 * config/i386/i386.md (UNSPEC_TAN): New constant.
20554 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
20555 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
20556 to correctly model move of constant 1.0 to top stack slot.
20557 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
20558 (unnamed peephole2 pattern): Remove corresponding peephole2
20559 pattern that optimizes tan insn and loading of constant 1.0.
20560 (tanxf2): Use fptanxf4_i387.
20561 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
20562 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
20563 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20564 disable patterns for SSE math.
20565 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
20566 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
20568 2007-01-18 Dirk Mueller <dmueller@suse.de>
20569 Richard Guenther <rguenther@suse.de>
20572 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
20573 * common.opt (Warray-bounds): Add new warning option.
20574 * c-opts.c (c_common_handle_option): Define -Warray-bounds
20576 * Makefile.in: make tree-vrp.o depend on toplev.h
20577 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
20579 (check_array_refs, check_array_bounds, check_array_ref): New.
20581 2007-01-18 Jan Hubicka <jh@suse.cz>
20583 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
20584 (execute_ssa_ccp): Return flags conditionally.
20585 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
20587 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
20589 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
20591 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
20592 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
20594 * Makefile.c (GTFILES): Add cfglayout.h.
20595 * gengtype.c (open_base_files): Likewise.
20596 * cfglayout.c (cfg_layout_function_footer,
20597 cfg_layout_function_header) Reindent to make gengtype happy.
20598 * cfglayout.h (cfg_layout_function_footer,
20599 cfg_layout_function_header): Add GTY(()) marker.
20601 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
20603 2007-01-18 Ben Elliston <bje@au.ibm.com>
20605 * genautomata.c (write_automata): Include xstrerror output in the
20606 error message if writing the DFA description file fails.
20608 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
20610 * config/mips/mips-protos.h (mips_output_external): Make it
20612 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
20613 * config/mips/mips.c (irix_output_external_libcall): Likewise.
20614 (extern_list): Likewise.
20615 (extern_head): Likewise.
20616 (TARGET_ASM_FILE_END): Likewise.
20617 (mips_file_end): Likewise.
20618 (mips_output_external): Rewritten.
20620 2007-01-18 Ben Elliston <bje@au.ibm.com>
20622 * genpreds.c (write_insn_preds_c): Only write out the function
20623 body for regclass_for_constraint if we have register constraints.
20625 2007-01-17 Tom Tromey <tromey@redhat.com>
20627 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
20628 * doc/install.texi (Testing): Use sourceware.org.
20629 (Binaries): Likewise.
20630 (Specific): Likewise.
20631 * doc/contrib.texi (Contributors): Use sourceware.org.
20633 2007-01-17 Anatoly Sokolov <aesok@post.ru>
20635 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
20636 (AVR_ENHANCED): Rename to ...
20637 (AVR_HAVE_MUL): ... new.
20638 (avr_enhanced_p): Rename to ...
20639 (avr_have_mul_p): ... new.
20640 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
20641 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
20642 * config/avr/avr.c (avr_enhanced_p): Rename to ...
20643 (avr_have_mul_p): ... new.
20644 (base_arch_s): Rename 'enhanced' to 'have_mul'.
20645 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
20646 'avr_enhanced_p' and 'enhanced'.
20647 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
20648 AVR_HAVE_MUL instead of AVR_ENHANCED.
20649 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
20650 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
20651 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
20652 instead of AVR_ENHANCED.
20653 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
20654 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
20655 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
20657 2007-01-17 Ian Lance Taylor <iant@google.com>
20659 * vec.h (VEC_reserve_exact): Define.
20660 (vec_gc_p_reserve_exact): Declare.
20661 (vec_gc_o_reserve_exact): Declare.
20662 (vec_heap_p_reserve_exact): Declare.
20663 (vec_heap_o_reserve_exact): Declare.
20664 (VEC_OP (T,A,reserve_exact)): New static inline function, three
20666 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
20667 negative parameter.
20668 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
20669 (VEC_OP (T,A,copy)) [all versions]: Likewise.
20670 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
20671 * vec.c (calculate_allocation): Add exact parameter. Change all
20673 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
20674 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
20675 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
20676 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
20677 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
20678 (vec_heap_p_reserve_exact): New function.
20679 (vec_heap_o_reserve_exact): New function.
20681 2007-01-17 Jan Hubicka <jh@suse.cz>
20683 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
20685 2007-01-17 Eric Christopher <echristo@apple.com>
20687 * config.gcc: Support core2 processor.
20689 2007-01-16 Jan Hubicka <jh@suse.cz>
20691 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
20692 the names, just unlink the chain so we don't crash on dangling
20696 2007-01-16 Jan Hubicka <jh@suse.cz>
20698 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
20699 * tree-pass.h: Reorder to make IPA passes appear toegher.
20700 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
20702 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
20703 parameters, do not call early inliner.
20704 * ipa-inline.c: Update comments. Include tree-flow.h
20705 (cgraph_decide_inlining): Do not compute inlining parameters.
20706 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
20707 be called with function context set up.
20708 (pass_ipa_inline): Remove unreachable functions before pass.
20709 (cgraph_early_inlining): Simplify assuming to be called from the
20711 (pass_early_inline): New pass.
20712 (cgraph_gate_ipa_early_inlining): New gate.
20713 (pass_ipa_early_inline): Turn into simple wrapper.
20714 (compute_inline_parameters): New function.
20715 (gate_inline_passes): New gate.
20716 (pass_inline_parameters): New pass.
20717 (apply_inline): Move here from tree-optimize.c
20718 (pass_apply_inline): New pass.
20719 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
20721 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
20722 doing them by hand.
20723 (tree_function_versioning): Do not allocate dummy struct function.
20724 * tree-inline.h (optimize_inline_calls): Update prototype.
20725 * tree-optimize.c (execute_fixup_cfg): Export.
20726 (pass_fixup_cfg): Remove
20727 (tree_rest_of_compilation): Do not apply inlines.
20728 * tree-flow.h (execute_fixup_cfg): Declare.
20729 * Makefile.in (gt-passes.c): New.
20730 * passes.c: Include gt-passes.h
20731 (init_optimization_passes): New passes.
20732 (nnodes, order): New static vars.
20733 (do_per_function_toporder): New function.
20734 (execute_one_pass): Dump current pass here.
20735 (execute_ipa_pass_list): Don't dump current pass here.
20737 2007-01-16 Janis Johnson <janis187@us.ibm.com>
20739 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
20740 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
20742 2007-01-16 David Edelsohn <edelsohn@gnu.org>
20744 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
20745 (strong_alias): Define.
20746 (__gcc_qmul): Provide non-FMA for soft-float.
20747 (__gcc_qdiv): Same.
20752 (__gcc_qunord): New.
20762 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
20763 soft-float functions.
20764 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
20765 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
20766 about long double soft float.
20768 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
20769 Tehila Meyzels <tehila@il.ibm.com>
20771 * tree-vectorizer.h (is_pattern_stmt_p): New.
20772 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
20773 formatting (tabs instead of spaces). Cleanup and clarify setting
20774 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
20775 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
20776 (vectorizable_type_demotion): Check that types are integral.
20777 (vectorizable_type_promotion): Likewise.
20778 (vectorizable_store): Fix typo. Eliminate new-line at end of
20781 2007-01-16 Jan Hubicka <jh@suse.cz>
20783 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
20786 2007-01-15 Eric Christopher <echristo@apple.com>
20788 * ifcvt.c: Include vec.h, vecprim.h.
20789 (check_cond_move_block): New argument regs.
20790 Reorganize. Add registers used to regs.
20791 (cond_move_process_if_block): Use regs set above as
20794 2007-01-15 Eric Christopher <echristo@apple.com>
20796 * config/darwin.h: Update copyright.
20797 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
20798 (LINK_COMMAND_SPEC): Add -u.
20799 (LINK_SPEC): Fix umbrella for above.
20801 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
20803 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
20806 2007-01-15 Tom Tromey <tromey@redhat.com>
20808 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
20809 * doc/install.texi (Testing): Don't mention jacks.
20810 (Configuration): Document --enable-java-maintainer-mode. Move
20811 --with-java-home to libgcj-specific section. Document
20813 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
20815 2007-01-15 Jan Hubicka <jh@suse.cz>
20817 * tree-ssa-dce.c (DCE_TODOs): New.
20818 (propagate_necessity): Return if something changed.
20819 (eliminate_unnecessary_stmts): Likewise.
20820 (perform_tree_ssa_dce): Return TODO flags when needed.
20821 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
20823 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
20825 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
20826 (fyl2x_extend<mode>xf3_i387): New insn pattern.
20827 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
20828 patterns using X87MODEF12 mode macro. Extend operand 1
20829 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
20830 (log10<mode>2): Ditto.
20831 (log2<mode>2): Ditto.
20832 (log1p<mode>2): Ditto.
20833 (logb<mode>2): Ditto.
20834 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
20835 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
20836 (*fxtractxf3_i387): Rename from *fxtractxf3.
20837 (fxtract_extend<mode>xf3_i387): New insn pattern.
20838 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
20839 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
20840 and gen_fyl2xxf3_i387().
20842 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
20844 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
20845 * cfgloopmanip.c (fix_loop_placement): Made static. Use
20846 get_loop_exit_edges. Changed return type to bool.
20847 * cfgloop.h (fix_loop_placement): Declaration removed.
20849 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
20851 * param.h (MIN_VECT_LOOP_BOUND): New.
20852 * params.def (MIN_VECT_LOOP_BOUND): New.
20853 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
20854 argument - minimum threshold for number of iterations.
20855 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
20856 argument to declaration.
20857 * tree-vect-analyze.c (vect_analyze_operations): Check value of
20858 MIN_VECT_LOOP_BOUND.
20859 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
20860 slpeel_tree_peel_loop_to_edge with additional argument.
20861 (vect_do_peeling_for_alignment): Likewise.
20862 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
20864 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
20867 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
20868 operands of size 1.
20870 2007-01-14 Jan Hubicka <jh@suse.cz>
20872 * tree-dfa.c (remove_referenced_var): New function.
20873 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
20874 prune referenced vars list too.
20875 * tree-flow.h (remove_referenced_var): Declare.
20877 2007-01-14 Jan Hubicka <jh@suse.cz>
20879 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
20881 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
20882 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
20883 * except.h (verify_eh_throw_table_statements): Kill prototype.
20884 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
20885 into call exrepssions.
20886 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
20888 * tree-cfg.c: Include pointer-set.h.
20889 (verify_node_sharing): Work on pointer set.
20890 (verify_eh_throw_stmt_node): New.
20891 (verify_stmts): Use pointers sets, verify throw_stmt.
20893 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
20895 * ipa-reference.c (analyze_function): Consider also addresses taken
20898 2007-01-12 Roger Sayle <roger@eyesopen.com>
20900 * c-typeck.c (null_pointer_constant_p): Replace use of
20901 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
20902 (build_c_cast): Likewise.
20904 2007-01-12 Roger Sayle <roger@eyesopen.com>
20906 * tree.h (force_fit_type_double): Remove unused final argument.
20907 * c-common.c (constant_expression_warning): Replace use of
20908 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
20909 (convert_and_check): Likewise.
20910 (shorten_compare): Update call to force_fit_type_double.
20911 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
20912 * convert.c (convert_to_pointer): Update call to
20913 force_fit_type_double.
20914 * fold-const.c (force_fit_type_double): Remove overflowed_const
20916 (int_const_binop, fold_convert_const_int_from_int,
20917 fold_convert_const_int_from_real, fold_div_compare,
20918 fold_sign_changed_comparison, fold_unary, fold_negate_const,
20919 fold_abs_const, fold_not_const): Remove the final argument from
20920 calls to force_fit_type_double.
20922 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
20924 * configure.ac: Set insn to "nop" for spu-*-* also.
20925 * configure: Regenerate.
20927 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
20929 * builtins.def : Add BUILT_IN_FREE.
20931 2007-01-12 Jan Hubicka <jh@suse.cz>
20933 PR tree-optimization/30443
20934 * tree-inline.c (tree_function_versioning): Do not optimize when
20935 cloning for inlining.
20937 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
20939 * doc/loop.texi: Document recording of loop exits.
20940 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
20941 (update_single_exits_after_duplication,
20942 update_single_exit_for_duplicated_loop,
20943 update_single_exit_for_duplicated_loops): Removed.
20944 (duplicate_loop_to_header_edge): Do not call
20945 update_single_exits_after_duplication and
20946 update_single_exit_for_duplicated_loops.
20947 (loop_version): Do not update single_exit information.
20948 (fix_loop_structure): Use record_loop_exits instead of
20949 mark_single_exit_loops.
20950 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
20951 the lists of loop exits.
20952 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
20953 split_edge, merge_blocks): Update the lists of loop exits.
20954 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
20955 loop_optimizer_init.
20956 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
20957 of mark_single_exit_loops.
20958 (loop_optimizer_finalize): Call release_recorded_exits.
20959 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
20960 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
20961 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
20962 update single exit information.
20963 * lambda-code.c (perfect_nestify): Ditto.
20964 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
20965 (mark_single_exit_loops): Removed.
20966 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
20967 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
20968 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
20970 (get_loop_exit_edges, single_exit): Use recorded exit lists.
20971 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
20972 (verify_loop_structure): Verify consistency of the exit lists.
20973 (flow_loops_find): Use alloc_loop. Initialize exits hash.
20974 (set_single_exit): Removed.
20975 * cfgloop.h (struct loop_exit): New function.
20976 (struct loop): single_exit_ field replaced by exits field.
20977 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
20978 LOOPS_HAVE_RECORDED_EXITS.
20979 (struct loops): Added exits hash.
20980 (mark_single_exit_loops, set_single_exit): Declaration removed.
20981 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
20983 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20985 * doc/invoke.texi: Avoid use of @headitem.
20987 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20989 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
20991 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20993 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
20996 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
20997 Richard Sandiford <richard@codesourcery.com>
20999 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
21000 * config/m68k/m68k.opt: Resort options.
21001 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
21003 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21004 Richard Sandiford <richard@codesourcery.com>
21006 * doc/invoke.texi: Document the macros that are defined by
21007 m68k's -mtune and -mhard-float options.
21008 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
21009 (m68k_cpp_cpu_family): Likewise.
21010 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
21011 of __ucfv*__ macros. Define __mcffpu__ if generating code for
21012 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
21013 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
21014 (m68k_cpp_cpu_family): Likewise.
21016 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21018 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
21019 macros besides mc68000 as tuning macros. Use a switch statement
21020 to set them and mcpu32.
21022 2007-01-12 Julian Brown <julian@codesourcery.com>
21024 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
21025 (TARGET_68040_ONLY): Rename to...
21026 (TARGET_68040): ...this.
21027 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
21028 * config/m68k/m68k.md: Likewise.
21030 2007-01-12 Julian Brown <julian@codesourcery.com>
21031 Nathan Sidwell <nathan@codesourcery.com>
21032 Richard Sandiford <richard@codesourcery.com>
21034 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
21035 the -mcpu= argument associated with the --with-cpu setting.
21036 Define M68K_DEFAULT_TUNE to the default -mtune= option,
21037 if different from the one implied by the -mcpu setting.
21038 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
21039 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
21040 * doc/invoke.texi: Mention ColdFire in the introduction to the
21041 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
21042 -mno-div and -mhard-float options. Make -m68881 a synonym for
21043 -mhard-float. Document the previously-undocumented -m5206e,
21044 -m528x, -m5307 and -m5407 options. Tweak the existing option
21045 documentation for consistency.
21046 * doc/install.texi: Mention new --with-cpu arguments.
21047 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
21048 default CPU if neither -mcpu nor -march are specified.
21049 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
21050 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
21051 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
21052 using m68k_tune to decide between families that implement the
21053 same ISA. Use m68k_tune to set __mcfv4e__.
21054 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
21055 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
21056 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
21057 (FL_ISA_C, FL_ISA_MMU): New macros.
21058 (MASK_COLDFIRE): Delete.
21059 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
21060 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
21061 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
21062 (TARGET_HARD_FLOAT): Do not define here.
21063 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
21064 (TUNE_68000): New macro.
21065 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
21066 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
21067 (TUNE_CFV2): Redefine in terms of m68k_tune.
21068 (uarch_type, target_device, fpu_type): New enums.
21069 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
21070 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
21071 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
21072 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
21073 (FL_FOR_isa_c): New macros.
21074 (m68k_isa): New enum.
21075 (m68k_target_selection): New structure.
21076 (all_devices, all_isas, all_microarchs): New tables.
21077 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
21078 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
21079 (MASK_ALL_CPU_BITS): Delete.
21080 (m68k_find_selection): New function.
21081 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
21082 Map the legacy target options to a combination of the new ones.
21083 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
21084 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
21085 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
21087 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
21088 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
21090 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
21091 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
21092 * config/m68k/m68k-devices.def: New file.
21094 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21095 Nathan Sidwell <nathan@codesourcery.com>
21097 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
21098 (SUBTARGET_EXTRA_SPECS): New macros.
21099 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
21100 use %(asm_cpu_spec) instead.
21101 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
21102 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
21103 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
21104 (EXTRA_SPECS): Rename to...
21105 (SUBTARGET_EXTRA_SPECS): ...this.
21107 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21108 Richard Sandiford <richard@codesourcery.com>
21109 Julian Brown <julian@codesourcery.com>
21111 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21112 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
21113 to the configuration's default CPU.
21114 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
21115 Remove default masks.
21116 (m680[012]0-*-*): Set the default with_cpu to the first part of
21118 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
21119 (m68k*-*-linux): Extend the --with-cpu handling to...
21120 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
21121 and m68010. Don't set target_cpu_default2.
21122 * doc/install.texi: Document --with-cpu for m68k.
21123 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
21124 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
21125 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
21126 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
21127 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
21128 (ASM_SPEC): Remove use of %(asm_cpu_default).
21129 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
21130 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
21131 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
21132 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
21133 __HAVE_FPU__ if TARGET_HARD_FLOAT.
21134 (TARGET_DEFAULT): Delete.
21135 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
21136 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
21137 (CPP_CPU_SPEC): Delete.
21138 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
21139 the appropriate string.
21140 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
21141 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
21142 (ASM_SPEC): Don't use %(asm_default_spec).
21143 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
21144 TARGET_DEFAULT and add MASK_68881.
21145 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
21147 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21149 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
21150 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
21151 MASK_68010 alongside MASK_68020.
21152 * doc/invoke.texi: Document -m68010.
21153 * config/m68k/m68k.opt (m68010): New.
21154 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
21156 (TUNE_68010): New macro.
21157 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
21158 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
21159 (M68K_CPU_m68332): Add MASK_68010.
21160 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
21161 fallback definition.
21162 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
21164 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
21165 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
21166 to all entries that use MASK_68020.
21167 (output_move_simode_const, output_move_himode, output_move_qimode)
21168 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
21169 instead of TARGET_68020 to select clr behavior. Remove comment
21170 about there being no TARGET_68010.
21171 * config/m68k/m68k.md: Likewise throughout.
21173 2007-01-12 Julian Brown <julian@codesourcery.com>
21175 * config/m68k/m68k.h (TARGET_ISAB): New macro.
21176 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
21177 * config/m68k/m68k.md: Likewise.
21179 2007-01-12 Julian Brown <julian@codesourcery.com>
21181 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
21182 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
21184 2007-01-12 Julian Brown <julian@codesourcery.com>
21186 * config/m68k/m68k.h (TUNE_68040_60): New macro.
21187 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
21188 * config/m68k/m68k.md: Likewise.
21190 2007-01-12 Julian Brown <julian@codesourcery.com>
21191 Richard Sandiford <richard@codesourcery.com>
21193 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
21194 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
21195 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
21197 (TARGET_CPU32): Rename to...
21198 (TUNE_CPU32): ...this.
21199 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
21200 (TUNE_CFV2): New macros.
21201 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
21202 remove conditions that are implied by TARGET_68020.
21203 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
21204 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
21205 (m68k_output_function_epilogue): Likewise.
21206 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
21207 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
21208 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
21209 non-68000 timings. Refactor multiplication and division costs.
21210 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
21211 TUNE_CPU32 instead of TARGET_CPU32.
21212 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
21213 and TUNE_68060 instead of TARGET_68060.
21214 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
21215 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
21217 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
21218 && !TARGET_COLDFIRE" to choose between moveq and clr.
21219 Likewise in the unnamed movsf pattern.
21220 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
21221 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
21224 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21226 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
21227 of tabbing before backslashes.
21229 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21231 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
21232 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
21233 (ASM_OUTPUT_INTERNAL_LABEL): Define.
21235 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21237 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
21238 find_interesting_uses_cond.
21239 (find_interesting_uses_cond): Use extract_cond_operands.
21240 (rewrite_use_compare): Use extract_cond_operands and
21241 force_gimple_operand_bsi. Do not call update_stmt.
21242 (determine_use_iv_cost_condition): Use extract_cond_operands.
21243 Return cheaper of using original bound and changing the exit bound.
21245 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21247 PR tree-optimization/29516
21248 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
21249 most_expensive_mult_to_index, addr_to_parts,
21250 create_mem_ref, maybe_fold_tmr): Make the type of
21251 fields of TARGET_MEM_REF sizetype.
21252 (move_fixed_address_to_symbol, move_pointer_to_base):
21254 * tree.def (TARGET_MEM_REF): Add comment on types of
21257 2007-01-11 Joseph Myers <joseph@codesourcery.com>
21259 * c-common.c (vector_types_convertible_p): Treat opaque types as
21260 always convertible if they have the same size, but not otherwise.
21262 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
21264 * ifcvt.c (struct noce_if_info): Add comments to the fields.
21265 Remove the b_unconditional field.
21266 (noce_try_sign_mask): Do not look at b_unconditional.
21267 (noce_process_if_block): Do not use merge_if_blocks. Update
21268 the CFG here. Do not set b_unconditional.
21269 (cond_move_process_if_block): Likewise.
21270 (find_cond_trap): Likewise.
21271 (check_cond_move_block): Require simple jump insns at the end
21272 of the basic block.
21274 2007-01-11 Jan Hubicka <jh@suse.cz>
21276 PR tree-optimization/1046
21277 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
21278 when alias info is not ready.
21279 (pass_tail_recursion): Do not require aliasing.
21280 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
21281 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
21282 * tree-ssa-copy.c (pass_copy_prop): Likewise.
21283 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
21284 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
21285 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
21286 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
21288 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
21289 When aliasing is not build, mark statement as volatile.
21291 2007-01-11 Tom Tromey <tromey@redhat.com>
21293 PR preprocessor/15185, PR preprocessor/20989:
21294 * doc/cppopts.texi <-MT>: Update description of algorithm for
21295 computing default target.
21296 <-M, -MD>: Reword "basename" text.
21298 2007-01-11 Roger Sayle <roger@eyesopen.com>
21300 * builtins.c (expand_builtin_pow, expand_builtin_powi,
21301 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
21302 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
21303 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
21304 fold_builtin_bswap, real_constp, fold_builtin_pow,
21305 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
21306 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
21307 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21308 * convert.c (convert_to_pointer): Likewise.
21309 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
21310 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
21311 const_binop, fold_convert_const_int_from_int,
21312 fold_convert_const_int_from_real,
21313 fold_convert_const_real_from_real, sign_bit_p,
21314 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
21315 fold_sign_changed_comparison, fold_unary, fold_comparison,
21316 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
21317 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
21318 * print-tree.c (print_node_brief, print_node): Likewise.
21319 * stor-layout.c (place_field, layout_type): Likewise.
21320 * tree-chrec.c (keep_cast): Likewise.
21321 * tree.c (build_vector, build_real, build_real_from_int_cst,
21322 build_complex): Likewise.
21324 2007-01-11 Roger Sayle <roger@eyesopen.com>
21326 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
21327 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
21329 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
21331 * configure.ac (strict1_warn): Rename to strict_warn.
21332 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
21333 cc_set_by_configure, quoted_cc_set_by_configure,
21334 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
21335 all_boot_languages, all_stagestuff): Remove.
21336 (target_list): Remove bootstrap targets.
21337 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
21338 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
21339 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
21340 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
21341 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
21342 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
21343 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
21344 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
21345 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
21346 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
21347 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
21348 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
21349 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
21350 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
21351 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
21352 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
21353 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
21354 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
21355 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
21356 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
21357 (mostlyclean): Adjust.
21358 (clean, distclean): Don't mention bootstrap stuff.
21359 * configure: Regenerate.
21360 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
21361 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
21362 treelang/config-lang.in (stagestuff): Remove.
21363 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
21364 stageprofile, stagefeedback, stagestuff): Remove mention.
21366 2007-01-11 Nick Clifton <nickc@redhat.com>
21368 * config/mcore/predicates.md (mcore_general_movesrc_operand):
21370 (mcore_general_movdst_operand): Do not accept CONST_INTs.
21371 (mcore_arith_K_S_operand): Run the test for the S constraint not
21372 the test for the M constraint.
21373 (mcore_addsub_operand): Do not accept integer values that are
21374 larger than 32 bits.
21375 * config/mcore/mcore.md: Remove unused constraints from split.
21376 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
21377 (addsi3): Likewise.
21378 (allocate_stack): Likewise.
21379 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
21380 operands to 32 bits.
21381 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
21383 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
21384 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
21385 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
21386 mcore_output_bclri, mcore_output_andn, output_inline_const,
21387 mcore_output_move, mcore_output_movedouble): Likewise.
21388 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
21389 (output_inline_const): Likewise.
21390 (output_inline_const): Fix format strings used in sprintf
21392 * config/mcore/mcore-protos.h: Update prototypes for changed
21393 functions in mcore.c.
21394 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
21395 HOST_WIDE_INT and not int.
21396 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
21397 CONST_OK_FOR_N): Likewise.
21398 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
21399 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
21402 2007-01-10 Jan Hubicka <jh@suse.cz>
21404 * tree-vrp.c (remove_range_assertions): Release defs.
21405 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
21406 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
21408 2007-01-10 Paul Brook <paul@codesourcery.com>
21410 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
21411 * config/arm/arm.md (mulsi3subsi): New insn.
21413 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
21415 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
21416 (tree_transform_and_unroll_loop): New.
21417 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
21420 2007-01-10 Robert Kennedy <jimbob@google.com>
21422 * fold-const.c (fold_comparison): Fold comparisons like (x *
21423 1000 < 0) to (x < 0).
21425 2007-01-10 Ian Lance Taylor <iant@google.com>
21427 * tree-pretty-print.c (dump_generic_node): Print parentheses when
21428 operands have the same priority.
21430 2007-01-10 Tom Tromey <tromey@redhat.com>
21432 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
21433 (fold_binary): Likewise.
21434 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
21435 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
21436 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
21437 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
21438 * langhooks.h (struct lang_hooks): Removed field
21439 'can_use_bit_fields_p'.
21441 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
21443 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
21445 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
21447 * function.c (get_last_funcdef_no): New function.
21448 * function.h (get_last_funcdef_no): Declare.
21449 * tree-inline.c (initialize_cfun): Add initialization.
21450 (tree_function_versioning): Cleanup.
21452 2007-01-10 Jan Hubicka <jh@suse.cz>
21454 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
21457 2007-01-10 Sa Liu <saliu@de.ibm.com>
21458 Ben Elliston <bje@au.ibm.com>
21460 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
21461 for SAVE_NONLOCAL and Pmode for any other save level.
21462 * spu-protos.h (spu_restore_stack_block): Declare.
21463 * spu.md (save_stack_block): Remove.
21464 (restore_stack_block): Call spu_restore_stack_block.
21465 * spu.c (spu_restore_stack_block): New function.
21466 (spu_expand_epilogue): Remove old comment.
21468 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
21470 PR tree-optimization/30322
21471 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
21472 (cand_value_at): Return the value as aff_tree.
21473 (may_eliminate_iv): Convert the bound from aff_tree to tree.
21474 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
21475 aff_combination_mult): New functions.
21476 (aff_combination_add): Use aff_combination_add_cst.
21477 (aff_combination_convert): Allow conversions to a wider type.
21478 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
21479 * tree-affine.h (aff_combination_mult): Declare.
21481 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
21483 * doc/tm.texi: Update documentation to reflect reality of exec
21484 and start file search behaviours. Update copyright year.
21485 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
21486 header file directories.
21488 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
21490 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
21491 (*cosxf2): Rename to cosxf2_i387.
21492 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
21493 using X87MODEF12 mode macro. Rename patterns to
21494 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
21496 (*cosdf2, *cossf2): Ditto.
21497 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
21498 to match extended input operands.
21499 (sincos<mode>3): New expander.
21500 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
21501 insn patterns and corresponding splitters.
21503 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
21505 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
21506 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
21508 2007-01-09 Nicolas Pitre <nico@cam.org>
21511 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
21513 2007-01-08 Geoffrey Keating <geoffk@apple.com>
21515 * target.h (struct gcc_target): New field library_rtti_comdat.
21516 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
21517 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
21518 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
21519 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
21521 2007-01-08 Geoffrey Keating <geoffk@apple.com>
21523 * doc/invoke.texi (Optimize Options): Correct description of -O0.
21525 2007-01-08 Richard Guenther <rguenther@suse.de>
21527 * tree.h (force_fit_type_double): Export.
21528 (force_fit_type): Remove.
21529 * fold-const.c (force_fit_type_double): New function.
21530 (force_fit_type): Remove.
21531 (int_const_binop): Use it.
21532 (fold_convert_const_int_from_int): Likewise.
21533 (fold_convert_const_int_from_real): Likewise.
21534 (fold_div_compare): Likewise.
21535 (fold_sign_changed_comparison): Likewise.
21536 (fold_unary): Likewise.
21537 (fold_negate_const): Likewise.
21538 (fold_abs_const): Likewise.
21539 (fold_not_const): Likewise.
21540 * c-common.c (shorten_compare): Use force_fit_type_double.
21541 * convert.c (convert_to_pointer): Likewise.
21543 2007-01-08 Richard Guenther <rguenther@suse.de>
21545 * tree.h (build_int_cst_wide_type): Export.
21546 * tree.c (build_int_cst_wide_type): New function.
21547 (build_int_cst_wide): Fix comment.
21548 * builtins.c (fold_builtin_object_size): Use build_int_cst
21549 to build -1 or 0 of the correct type. Use fit_double_type
21550 to check for overflow.
21551 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
21553 (decode_field_reference): Likewise.
21554 (all_ones_mask_p): Likewise.
21555 (native_interpret_int): Use build_int_cst_wide_type.
21556 (fold_binary): Use build_int_cst_type to build an all-ones
21558 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
21560 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
21562 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
21564 2007-01-09 Ben Elliston <bje@au.ibm.com>
21566 * genautomata.c (STATS_OPTION): New option.
21567 (stats_flag): New flag.
21568 (gen_automata_option): Handle it.
21569 (initiate_automaton_gen): Ditto.
21570 (write_automata): Output statistics only if stats_flag is
21571 set. Likewise, output time statistics only if time_flag is set.
21572 * doc/md.texi (Processor pipeline description): Document new flag.
21574 2007-01-08 Richard Guenther <rguenther@suse.de>
21576 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
21577 * tree.c (build_int_cst_type): Likewise.
21578 (size_in_bytes): Don't call force_fit_type on the result.
21579 (int_fits_type_p): Use fit_double_type.
21580 * fold-const.c (fit_double_type): New function.
21581 (force_fit_type): Use it.
21582 * tree.h (fit_double_type): Export.
21584 2007-01-08 Jan Hubicka <jh@suse.cz>
21586 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
21587 * ipa.c (function_and_variable_visibility): Fix return type.
21589 2007-01-08 Richard Guenther <rguenther@suse.de>
21591 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
21592 of offset to build the index.
21593 * tree-pretty-print.c (dump_generic_node): Don't build negated
21594 const just for printing.
21595 * c-pretty-print.c (pp_c_integer_constant): Likewise.
21596 * builtins.c (fold_builtin_int_roundingfn): Check if result
21597 fits the type by using force_fit_type and comparing the result.
21598 * predict.c (predict_loops): Use compare_tree_int for comparison.
21599 * tree.c (build_int_cst): Fall back to integer_type_node for
21601 (build_int_cst_wide): Assert type is non-null.
21603 2007-01-08 Roberto Costa <roberto.costa@st.com>
21605 * tree-vrp.c (extract_range_from_cond_expr): New.
21606 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
21607 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
21609 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
21610 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
21611 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
21612 used as expressions.
21613 * tree-object-size.c (cond_expr_object_size): New.
21614 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
21616 2007-01-08 Jan Hubicka <jh@suse.cz>
21618 * tree-ssa-forwprop.c (forward_propagate_into_cond,
21619 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
21622 2007-01-08 Richard Guenther <rguenther@suse.de>
21624 PR tree-optimization/23603
21625 * tree-vrp.c (set_value_range_to_truthvalue): New function.
21626 (extract_range_from_binary): Fall back to truthvalue instead of
21627 varying for TRUTH_*_EXPR.
21628 (extract_range_from_comparison): Fall back to truthvalue instead of
21630 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
21631 if all visited PHI values were constant.
21633 2007-01-08 Jan Hubicka <jh@suse.cz>
21635 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
21636 (cgraph_analyze_function): break out from ...
21637 (cgraph_finalize_compilation_unit): ... here.
21638 (cgraph_expand_function): Remove forgoten commented out line.
21639 (cgraph_optimize): Analyze functions.
21641 2007-01-08 Jan Hubicka <jh@suse.cz>
21643 * tree-pas.h (TODO_remove_function): New flag.
21644 (TODO_update*): Renumber.
21645 (pass_ipa_increase_alignment,
21646 pass_ipa_function_and_variable_visibility): New passes.
21647 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
21648 (cgraph_function_and_variable_visibility): Move to ipa.c
21649 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
21650 cgraph_increase_alignment.
21651 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
21652 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
21653 calling tree-inline.
21654 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
21655 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
21656 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
21657 (gate_increase_alignment): New function.
21658 (pass_ipa_increase_alignment): New pass.
21659 * ipa.c: Inline tree-pass.h and timevar.h
21660 (function_and_variable_visibility): Move here from cgraphunit.c
21661 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
21662 * passes.c (init_optimization_passes): Add the two new passes.
21663 (execute_todo): Handle cgraph_remove_functions.
21665 2007-01-08 Nick Clifton <nickc@redhat.com>
21667 * config/frv/predicates.md (reg_or_0_operand): Accept
21670 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
21672 * config/bfin/rtems.h, config/bfin/t-rtems: New.
21673 * config.gcc: Add bfin*-rtems*.
21675 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
21677 * c.opt: Add -flax-vector-conversions.
21678 * c-typeck.c (convert_for_assignment): Pass flag to
21679 vector_types_convertible_p to allow emission of note.
21680 (digest_init): Likewise.
21681 * c-opts.c: Handle -flax-vector-conversions.
21682 * c-common.c (flag_lax_vector_conversions): New.
21683 (vector_types_convertible_p): Unless -flax-vector conversions
21684 has been passed, disallow conversions between vectors with
21685 differing numbers of subparts and/or element types. If such
21686 a conversion is disallowed, possibly emit a note on the first
21687 occasion only to inform the user of -flax-vector-conversions.
21688 The new last argument specifies this.
21689 * c-common.h (flag_lax_vector_conversions): New.
21690 (vector_types_convertible_p): Add extra argument.
21691 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
21692 char_type_node for V*QI type vectors.
21693 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
21694 Update to satisfy new typechecking rules.
21695 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
21696 C and C++ variants.
21697 * doc/invoke.texi (C Dialect Options): Document
21698 -flax-vector-conversions.
21700 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
21702 PR tree-optimization/29877
21703 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
21704 a register variable on the RHS to not be replaceable.
21706 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
21707 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
21708 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
21709 const_simm15, const_pow2, const_npow2): Added.
21710 * config/score/misc.md (insv, extv, extzv, movmemsi,
21711 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
21712 * config/score/score.c (score_address_cost, score_select_cc_mode):
21714 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
21715 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
21716 Update score_print_operand.
21717 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
21718 Adjust register allocate order and update some macro define.
21719 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
21720 mdx_block_move_straight, mdx_block_move_loop_head,
21721 mdx_block_move_loop_body, mdx_block_move_loop_foot,
21722 mdx_block_move_loop, mdx_block_move): Added.
21723 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
21724 mdp_limm): Updated and fix some bug and typo.
21725 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
21726 (movsf, movdf, doloop_end): Added.
21728 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
21730 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
21731 config/arm/thumb2.md: Fix comment typos.
21732 * doc/extend.texi: Fix a typo.
21734 2007-01-07 Eric Christopher <echristo@apple.com>
21736 * configure.ac: Check for __stack_chk_fail for darwin.
21737 * configure: Regenerate.
21739 2007-01-07 Richard Guenther <rguenther@suse.de>
21741 * tree-vrp.c (extract_range_from_assert): CSE calls to
21742 compare_values where possible.
21743 (extract_range_from_unary_expr): Likewise.
21745 2007-01-07 Anatoly Sokolov <aesok@post.ru>
21747 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
21748 * config/avr/avr.c (call_insn_operand): Delete function.
21749 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
21750 instead of register number. Use predicates.
21751 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
21752 call_insn_operand): Add.
21754 2007-01-06 Jan Hubicka <jh@suse.cz>
21756 * tree-pass.h (pass_build_cgraph_edges): Declare.
21757 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
21758 (visited_nodes): Remove.
21759 (cgraph_create_edges): Move to cgraphbuild.c; rename to
21760 build_cgrpah_edges; make visited_nodes local.
21761 (cgraph_process_new_functions): DO not call initialize_inline_failed.
21762 (record_references_in_initializer): Move to cgraphbuild.c
21763 (initialize_inline_failed, rebuild_cgraph_edges,
21764 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
21765 (verify_cgraph_node): Make visited_nodes local.
21766 (cgraph_analyze_function): Do not call cgraph_create_edges and
21767 initialize_inline_failed.
21768 (cgraph_expand_function): Do not call cgraph_lower_function;
21769 assert that function is already lowered.
21770 * Makefile.in (cgraphbuild.o): New.
21771 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
21772 at the end of lowering passes.
21774 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
21776 * ifcvt.c (cond_move_convert_if_block): New function, code
21777 factored out from...
21778 (cond_move_process_if_block): ...here. Call the new function
21779 on the THEN and ELSE blocks.
21780 (merge_if_block): Do not copy global_live_at_end, merge_blocks
21781 already takes care of this.
21783 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21786 * tree.h (TREE_OVERFLOW_P): New.
21787 * c-typeck.c (parser_build_unary_op): Warn only if result
21788 overflowed and operands did not.
21789 (parser_build_binary_op): Likewise.
21790 (convert_for_assignment): Remove redundant overflow_warning.
21791 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
21793 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21795 * c-typeck.c (store_init_value): Split over two lines to follow
21796 the GNU coding style.
21798 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
21800 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
21801 __GXX_EXPERIMENTAL_CXX0X__.
21802 * doc/cpp.texi: Same.
21804 2007-01-05 Richard Guenther <rguenther@suse.de>
21806 PR middle-end/27826
21807 * tree.c (get_narrower): Do not construct COMPONENT_REFs
21808 with mismatched types. Instead explicitly build a
21809 conversion NOP_EXPR.
21811 2007-01-05 Ian Lance Taylor <iant@google.com>
21813 * c-common.c (decl_with_nonnull_addr_p): New function.
21814 (c_common_truthvalue_conversion): Call it.
21815 * c-typeck.c (build_binary_op): Likewise.
21816 * c-common.h (decl_with_nonnull_addr_p): Declare.
21818 2007-01-05 Jakub Jelinek <jakub@redhat.com>
21821 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
21824 2007-01-05 Joel Brobecker <brobecker@adacore.com>
21826 * doc/install.texi (Final install): Document the fact that
21827 the GNAT runtime should not be stripped.
21829 2007-01-04 Jan Hubicka <jh@suse.cz>
21831 * tree-inline.c (fold_marked_statements): Update operand caches
21832 and EH after folding
21834 2007-01-04 Ian Lance Taylor <iant@google.com>
21836 * c-common.c (check_function_nonnull): Whitespace fix.
21838 2007-01-04 Jan Hubicka <jh@suse.cz>
21840 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
21841 comitted older version of patch.
21842 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
21843 function, celanup cfg and collect garbage.
21845 2007-01-04 Mike Stump <mrs@apple.com>
21847 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
21850 2007-01-04 Eric Christopher <echristo@apple.com>
21852 * libgcc2.c (__bswapsi2): Use SItype.
21853 (__bswapdi2): Use DItype.
21854 * libgcc2.h: Update for above.
21856 2007-01-04 Paul Brook <paul@codesourcery.com>
21858 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
21859 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
21860 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
21861 umulsidi3, umulsidi3adddi, smulsi3_highpart,
21862 umulsi3_highpart): Make conditional on !arm_arch6.
21863 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
21864 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
21865 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
21866 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
21867 umulsi3_highpart_v6): New insns.
21869 2007-01-04 Roger Sayle <roger@eyesopen.com>
21871 * fold-const.c (fold_convert): When casting an expression to void,
21872 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
21873 have a type. Instead of attempting to build a NOP_EXPR, return
21874 these "special" trees directly.
21876 2007-01-04 Joseph Myers <joseph@codesourcery.com>
21878 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
21879 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
21880 rs6000_cost->fp not 0 as adjustment for outer NEG.
21882 2007-01-04 Jan Hubicka <jh@suse.cz>
21884 * cgraph.c (cgraph_release_function_body): New function.
21885 (cgraph_remove_node): Use it.
21886 * cgraph.h (cgraph_release_function_body): Declare.
21887 * cgraphunit.c (cgraph_expand_function): Use it.
21888 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
21889 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
21890 is initialized and while compilation of other function is running.
21891 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
21892 statement CFG annotations from here to ...
21893 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
21895 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
21897 * cfgloop.h (enum li_flags): Make the constants powers of two.
21899 2007-01-04 Jan Hubicka <jh@suse.cz>
21901 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
21903 (fold_marked_statements): New function.
21904 (optimize_inline_calls, tree_function_versioning): Fold new statements.
21905 * tree-inline.h (copy_body_data): Add statements_to_fold.
21907 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
21909 * config.gcc: Mention libgcc/config.host.
21910 * Makefile.in: Update comments mentioning libgcc.
21911 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
21912 (all.cross, start.encap, rest.encap, rest.cross): Update
21913 dependencies for libgcc move.
21914 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
21915 (clean-target, clean-target-libgcc): Delete.
21916 (srcdirify, GCC_EXTRA_PARTS): New macros.
21917 (libgcc-support, libgcc.mvars): New rules.
21918 (distclean): Remove mention of mklibgcc.
21919 (install): Don't reference INSTALL_LIBGCC.
21920 (install-common): Don't reference EXTRA_PARTS.
21921 (install-libgcc, install-multilib): Delete rules.
21922 * mklibgcc.in: Delete file.
21923 * doc/configfiles.texi: Don't mention mklibgcc.
21925 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
21926 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
21927 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
21928 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
21929 (mklibgcc, ldblspecs): Likewise.
21931 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
21932 (posixpre.def): Use $(T).
21933 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
21934 (SHLIB_SRC, SHLIB_INSTALL): Delete.
21935 (SHLIB_LINK): Make dummy.
21936 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
21938 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
21940 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
21941 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
21942 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
21943 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
21945 * configure.ac (all_outputs): Remove mklibgcc.
21946 * configure: Regenerated.
21948 2007-01-03 Josh Conner <jconner@apple.com>
21950 PR middle-end/29683
21951 * calls.c (compute_argument_addresses): Set stack and stack_slot
21952 for partial args, too.
21953 (store_one_arg): Use locate.size.constant for the size when
21954 generating a save_area.
21956 2007-01-03 Robert Kennedy <jimbob@google.com>
21958 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
21959 whose definitions are deleted due to basic block merging.
21961 2007-01-03 Paul Brook <paul@codesourcery.com>
21964 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
21966 (use_return_insn): Return 0 for Thumb interrupt functions.
21967 (print_multi_reg): Add rfe argument for IRQ returns.
21968 (arm_output_epilogue): Pop interrupt return address directly into PC.
21969 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
21971 2007-01-03 Paul Brook <paul@codesourcery.com>
21973 Merge from sourcerygxx-4_1.
21974 * config/arm/thumb2.md: New file.
21975 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
21977 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
21978 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
21979 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
21980 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
21982 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
21983 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
21985 * config/arm/ieee754-sf.S: Ditto.
21986 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
21987 (thumb1_base_register_rtx_p): ... to this.
21988 (thumb_index_register_rtx_p): Rename...
21989 (thumb1_index_register_rtx_p): ... to this.
21990 (thumb_output_function_prologue): Rename...
21991 (thumb1_output_function_prologue): ... to this.
21992 (thumb_legitimate_address_p): Rename...
21993 (thumb1_legitimate_address_p): ... to this.
21994 (thumb_rtx_costs): Rename...
21995 (thumb1_rtx_costs): ... to this.
21996 (thumb_compute_save_reg_mask): Rename...
21997 (thumb1_compute_save_reg_mask): ... to this.
21998 (thumb_final_prescan_insn): Rename...
21999 (thumb1_final_prescan_insn): ... to this.
22000 (thumb_expand_epilogue): Rename...
22001 (thumb1_expand_epilogue): ... to this.
22002 (arm_unwind_emit_stm): Rename...
22003 (arm_unwind_emit_sequence): ... to this.
22004 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
22005 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
22006 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
22007 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
22008 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
22009 thumb2_output_casesi): New functions.
22010 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
22011 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
22012 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
22013 THUMB2_WORK_REGS): Define.
22014 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
22015 arm_condexec_mask, arm_condexec_masklen)): New variables.
22016 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
22017 (arm_override_options): Check new CPU capabilities.
22018 Set new architecture flag variables.
22019 (arm_isr_value): Handle v7m interrupt functions.
22020 (user_return_insn): Return 0 for v7m interrupt functions. Handle
22022 (const_ok_for_arm): Handle Thumb-2 constants.
22023 (arm_gen_constant): Ditto. Use movw when available.
22024 (arm_function_ok_for_sibcall): Return false for v7m interrupt
22026 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
22027 (thumb_find_work_register, arm_load_pic_register,
22028 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
22029 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
22030 print_multi_reg, output_mov_long_double_fpa_from_arm,
22031 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
22032 output_mov_double_fpa_from_arm, output_move_double,
22033 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
22034 output_return_instruction, arm_output_function_prologue,
22035 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
22036 arm_output_mi_thunk, thumb_set_return_address): Ditto.
22037 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
22038 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
22039 (arithmetic_instr, shift_op): Use arm_shift_nmem.
22040 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
22042 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
22043 (thumb_expand_prologue): Use thumb_set_frame_pointer.
22044 (arm_file_start): Output directive for unified syntax.
22045 (arm_unwind_emit_set): Handle stack alignment instruction.
22046 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
22047 Add v6t2, v7, v7a, v7r and v7m.
22048 (RETLDM): Add Thumb-2 code.
22049 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
22050 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
22051 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
22052 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
22053 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
22054 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
22055 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
22056 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
22057 ADJUST_INSN_LENGTH): Define.
22058 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
22059 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
22060 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
22061 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
22062 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
22063 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
22064 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
22065 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
22066 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
22067 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
22068 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
22069 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
22070 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
22071 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
22072 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
22073 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
22074 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
22076 * config/arm/arm-tune.md: Regenerate.
22077 * config/arm/arm-protos.h: Update prototypes.
22078 * config/arm/vfp.md: Enable patterns for Thumb-2.
22079 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
22080 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
22081 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
22082 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
22083 * config/arm/libunwind.S: Add Thumb-2 code.
22084 * config/arm/constraints.md: Update include Thumb-2.
22085 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
22086 * config/arm/ieee754-df.S: Ditto.
22087 * config/arm/bpabi.S: Ditto.
22088 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
22089 * config/arm/predicates.md (low_register_operand,
22090 low_reg_or_int_operand, thumb_16bit_operator): New.
22091 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
22092 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
22093 * config/arm/t-arm-elf: Add armv7 multilib.
22094 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
22096 (UNSPEC_STACK_ALIGN, ce_count): New.
22097 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
22098 arm_zero_extendsidi2, arm_zero_extendqidi2): New
22100 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
22101 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
22102 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
22103 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
22104 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
22105 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
22107 * doc/extend.texi: Document ARMv7-M interrupt functions.
22108 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
22110 2007-01-03 Jakub Jelinek <jakub@redhat.com>
22112 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
22113 (struct _Unwind_Context): Rename args_size to flags, remove
22114 signal_frame field, add a new args_size field and version field.
22115 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
22116 _Unwind_IsExtendedContext): New inline functions.
22117 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
22118 Assume by_value array is only present if _Unwind_IsExtendedContext.
22119 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
22120 _Unwind_IsSignalFrame.
22121 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
22122 (uw_update_context_1): Use _Unwind_SetSignalFrame.
22123 (uw_init_context_1): Initialize context->flags to
22124 EXTENDED_CONTEXT_BIT.
22125 * config/rs6000/linux-unwind.h (frob_update_context): Use
22126 _Unwind_SetSignalFrame.
22128 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22130 PR middle-end/30353
22131 * gimplify.c (gimplify_modify_expr_complex_part): Move below
22132 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
22135 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
22137 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
22138 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
22139 RET, AT_SP): Remove.
22140 * config/i386/i386.md (*sse_prologue_save_insn): Use return
22143 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22144 * cfgbuild.c (find_basic_blocks): Likewise.
22145 * cfgrtl.c (rtl_create_basic_block): Likewise.
22146 * function.c (temp_slots_at_level): Likewise.
22147 * reg-stack.c (stack_regs_mentioned): Likewise.
22148 * regclass.c (allocate_reg_info): Likewise.
22149 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22150 set_bb_for_stmt, move_block_to_fn): Likewise.
22151 * tree-complex.c (tree_lower_complex): Likewise.
22152 * vec.h (VEC_safe_grow_cleared): New.
22154 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
22156 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
22158 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
22159 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
22161 * cfgloopmanip.c (scale_loop_frequencies): Export.
22162 (loopify): Scale the frequencies by prescribed coefficients.
22163 (set_zero_probability): New function.
22164 (duplicate_loop_to_header_edge): Improve updating of frequencies.
22165 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
22166 and frequencies according to arguments.
22167 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
22169 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
22170 * modulo-sched.c (sms_schedule): Set probabilities for entering
22171 versioned loop correctly.
22172 * tree-vect-transform.c (vect_transform_loop): Ditto.
22173 * cfgloop.h (loopify, loop_version): Declaration changed.
22174 (scale_loop_frequencies): Declared.
22176 2007-01-02 Jan Hubicka <jh@suse.cz>
22178 * cgraph.c: Include tree-flow.h
22179 (cgraph_add_new-function): Handle IPA_SSA mode; execute
22180 early_local_passes.
22181 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
22182 * tree-pass.h (pass_all_early_optimizations): Declare.
22183 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
22184 early_local_passes.
22185 (cgraph_analyze_function): Do early_local_passes.
22186 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
22187 Do not add referenced vars.
22188 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
22190 (gate_all_early_local_passes): New gate.
22191 (pass_early_local_passes): Use new gate.
22192 (execute_early_local_optimizations): New functions.
22193 (gate_all_early_optimizations): New gate.
22194 (pass_all_early_optimizations): New pass.
22195 (execute_free_datastructures): Free SSA only when initialized.
22196 (gate_init_datastructures): Init only when optimizing.
22197 (tree_lowering_passes): Do early local passes when called late.
22198 * tree-profile.c (do_tree_profiling): Don't profile functions added
22200 (do_early_tree_profiling, pass_early_tree_profile): Kill.
22201 * tree-cfg.c (update_modified_stmts): Do not update when operands are
22203 * passes.c (init_optimizations_passes): Reorder so we go into SSA
22204 during early_local_passes.
22205 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
22208 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
22210 * Makefile.in: Update copyright year.
22212 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
22214 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
22215 in $(lang_checks) and check-consistency targets.
22217 2007-01-02 Jan Hubicka <jh@suse.cz>
22219 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
22220 Do not add referenced vars.
22221 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
22223 * passes.c (init_optimization_passes): Put mudflap_2 after
22224 free_datastructures.
22226 2007-01-02 Jan Hubicka <jh@suse.cz>
22228 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
22229 Set NOTHROW flag on call statements proved to be nothrow.
22230 Update statement of local calls so new pure/const functions are
22231 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
22233 (tree_rest_of_compilation): Register hooks and initialize bitmap
22234 early. Do not set after_inlining flag.
22236 2007-01-02 Steve Ellcey <sje@cup.hp.com>
22238 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
22239 HOST_BITS_PER_LONGLONG
22241 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22244 * c-typeck.c (store_init_value): Don't emit pedantic overflow
22245 warning for non-static initializers.
22247 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
22249 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
22250 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
22251 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
22252 Always use set_unique_reg_note to add REG_EQUAL notes.
22254 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22257 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22259 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22260 * cfgbuild.c (find_basic_blocks): Likewise.
22261 * cfgrtl.c (rtl_create_basic_block): Likewise.
22262 * function.c (temp_slots_at_level): Likewise.
22263 * reg-stack.c (stack_regs_mentioned): Likewise.
22264 * regclass.c (allocate_reg_info): Likewise.
22265 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22266 set_bb_for_stmt, move_block_to_fn): Likewise.
22267 * tree-complex.c (tree_lower_complex): Likewise.
22268 * vec.h (VEC_safe_grow_cleared): New.
22270 2007-01-02 Ian Lance Taylor <iant@google.com>
22272 * c-common.c (c_common_truthvalue_conversion): When warning about
22273 using an assignment as a truth value, set TREE_NO_WARNING.
22275 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22278 * c.opt (Wold-style-declaration): New.
22279 * doc/invoke.texi (C-only Warning Options): New.
22280 (Wold-style-declaration): Document it.
22281 (Wextra): Enabled by -Wextra.
22282 * c-opts.c (c_common_post_options): Enabled by -Wextra.
22283 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
22284 -Wold-style-declaration.
22286 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22288 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22289 * cfgbuild.c (find_basic_blocks): Likewise.
22290 * cfgrtl.c (rtl_create_basic_block): Likewise.
22291 * function.c (temp_slots_at_level): Likewise.
22292 * reg-stack.c (stack_regs_mentioned): Likewise.
22293 * regclass.c (allocate_reg_info): Likewise.
22294 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22295 set_bb_for_stmt, move_block_to_fn): Likewise.
22296 * tree-complex.c (tree_lower_complex): Likewise.
22297 * vec.h (VEC_safe_grow_cleared): New.
22299 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
22301 * c-common.c (c_common_nodes_and_builtins): Since variants of
22302 void_type_node get built before it is given a name, we need to
22303 give those variants the name, too.
22304 (complete_array_type): We need to work with the canonical main
22305 type of the array, from which we will build the qualified version.
22306 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
22307 * print-tree.c (print_node): Display canonical type information
22309 * stor-layout.c (layout_type): When we don't know the
22310 alignment of a type for which we're building an array, we end up
22311 guessing wrong, so make the type require structural equality.
22312 * tree.c (make_node_stat): When we build a new type, it is its
22313 own canonical type.
22314 (build_type_attribute_qual_variant): When building an attribute
22315 variant, its canonical type is the non-attribute variant. However,
22316 if the attributes are target-dependent and they differ, we need to
22317 use structural equality checks for this type.
22318 (build_qualified_type): A qualified type is not equivalent to its
22319 unqualified variant; set the canonical type appropriately.
22320 (build_distinct_type_copy): When building a distinct type from
22321 another type, the new type is its own canonical type.
22322 (build_variant_type_copy): When building a new type variant, we
22323 assume that it is equivalent to the original type.
22324 (build_pointer_type_for_mode): When building a pointer type, also
22325 build a canonical type pointer.
22326 (build_reference_type_for_mode): When building a reference type,
22327 also build a canonical type reference.
22328 (build_index_type): When we can't hash an index type (e.g.,
22329 because its maximum value is negative), the index type requires
22330 structural equality tests.
22331 (build_array_type): Build the canonical form of an array type.
22332 (build_function_type): Function types require structural equality,
22333 because they contain default arguments, attributes, etc.
22334 (build_method_type_directly): Ditto for method types.
22335 (build_offset_type): Build the canonical offset type.
22336 (build_complex_type): Build the canonical vector type.
22337 (make_vector_type): Build the canonical vector type.
22338 * tree.h (TYPE_CANONICAL): New.
22339 (TYPE_STRUCTURAL_EQUALITY_P): New.
22340 (SET_TYPE_STRUCTURAL_EQUALITY): New.
22341 (struct tree_type): Added "canonical" field.
22342 * params.h (VERIFY_CANONICAL_TYPES): New.
22343 * doc/c-tree.texi (TYPE_CANONICAL): Document.
22344 (TYPE_STRUCTURAL_EQUALITY_P): Document.
22345 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
22346 * doc/invoke.texi (verify-canonical-types): Document --param
22347 parameter for verifying canonical types.
22349 2007-01-02 Joseph Myers <joseph@codesourcery.com>
22351 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
22352 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
22353 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
22354 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
22356 * config/rs6000/e500.h: New.
22357 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
22358 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
22360 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
22361 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
22362 TARGET_E500_DOUBLE): Remove.
22363 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
22364 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
22365 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
22366 * config/rs6000/rs6000.c (rs6000_override_options): Use
22367 CHECK_E500_OPTIONS.
22369 2007-01-02 Joseph Myers <joseph@codesourcery.com>
22371 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
22372 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
22373 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
22374 rs6000_emit_cmove): Don't check TARGET_E500.
22375 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
22376 sordered): Don't check TARGET_E500.
22378 2007-01-01 Eric Christopher <echristo@apple.com>
22380 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
22381 HARD_REGISTER_NUM_P.
22383 2007-01-01 Roger Sayle <roger@eyesopen.com>
22385 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
22386 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
22387 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
22390 2007-01-01 Mike Stump <mrs@apple.com>
22392 * configure.ac: Remove support for building with Apple's gcc-3.1.
22394 2007-01-02 Joseph Myers <joseph@codesourcery.com>
22396 PR middle-end/30311
22397 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
22398 REG is a hard register. Do not modify REG before calling
22400 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
22401 multiple of the size of YMODE for certain lowpart cases.
22403 2007-01-01 Andrew Pinski <pinskia@gmail.com>
22405 PR middle-end/30253
22406 * gimplify (voidify_wrapper_expr): Update for
22407 GIMPLE_MODIFY_STMT.
22409 2007-01-01 Andreas Schwab <schwab@suse.de>
22412 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
22413 save of BR0 in extra_spill_size instead of spill_size.
22414 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
22416 (ia64_expand_epilogue): Restore BR0 from its new location.
22418 2007-01-01 Andrew Pinski <pinskia@gmail.com>
22420 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
22421 Use a temporary variable if the left hand side is not a gimple
22424 2007-01-01 Andrew Pinski <pinskia@gmail.com>
22426 * gimplify.c (gimplify_return_expr): Make the temporary variable
22427 for the return expression, a gimple register variable.
22429 2007-01-01 Jan Hubicka <jh@suse.cz>
22431 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
22434 2007-01-01 Mike Stump <mrs@apple.com>
22436 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
22438 * config/darwin.c (machopic_select_rtx_section): Use
22439 HAVE_GAS_LITERAL16.
22440 (darwin_mergeable_constant_section): Likewise.
22441 * configure: Regenerate.
22442 * config.in: Regenerate.
22444 2007-01-01 Jan Hubicka <jh@suse.cz>
22445 Andrew Pinski <pinskia@gmail.com>
22447 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
22448 before starting IPA passes.