1 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
4 * config/vxworks.h (TARGET_VXWORKS): Override.
5 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6 "mips" if TARGET_VXWORKS.
8 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10 * calls.c (avoid_likely_spilled_reg): New function.
11 (expand_call): Use it.
13 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
17 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
19 * config/mips/predicates.md (const_call_insn_operand): Invoke
20 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
22 2007-08-10 David Edelsohn <edelsohn@gnu.org>
25 * config/rs6000/driver-rs6000.c: Include link.h.
26 Use ElfW instead of wordsize-specif typedef.
28 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30 * system.h (CONST_CAST): New.
31 * c-decl.c (c_make_fname_decl): Use it.
32 * c-lex.c (cb_ident, lex_string): Likewise.
33 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
34 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
35 give_switch, set_multilib_dir): Likewise.
36 * gengtype-parse.c (string_seq, typedef_name): Likewise.
37 * passes.c (execute_one_pass): Likewise.
38 * prefix.c (update_path): Likewise.
39 * pretty-print.c (pp_base_destroy_prefix): Likewise.
40 * tree.c (build_string): Likewise.
42 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
44 * tree-flow-inline.h (is_exec_stmt): Remove.
45 (is_label_stmt): Remove.
46 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
49 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
51 * lower-subreg.c (resolve_shift_zext): Don't adjust
52 src_reg_num for wordmode operands.
54 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
55 David Ung <davidu@mips.com>
57 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
58 (TARGET_SCHED_REORDER2): Define.
59 (mips_maybe_swap_ready): New.
60 (mips_last_74k_agen_insn): New.
61 (mips_74k_agen_init): New.
62 (mips_74k_agen_reorder): New function to group loads and stores
64 (mips_sched_init): New.
65 (mips_sched_reorder): Don't do initialization here. Call
66 mips_74k_agen_reorder.
67 (mips_variable_issue): Call mips_74k_agen_init.
69 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
71 * tree-flow-inline.h (get_filename): Remove.
73 2007-08-10 Richard Sandiford <richard@codesourcery.com>
75 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
77 (mips_fetch_insns): Delete in favor of...
78 (mips_load_store_insns): ...this new function.
79 * config/mips/mips.c (mips_address_insns): Add a boolean argument
80 to say whether multiword moves _might_ be split.
81 (mips_fetch_insns): Delete in favor of...
82 (mips_load_store_insns): ...this new function.
83 (mips_rtx_costs): Update the call to mips_address_insns.
84 (mips_address_cost): Likewise.
85 * config/mips/mips.md (length): Use mips_load_store_insns instead
87 * config/mips/constraints.md (R): Use mips_address_insns rather
88 than mips_fetch_insns. Assume that the move never needs to be split.
90 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
92 * config/mips/mips.opt (mhard-float, msoft-float): Make these
93 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
94 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
95 * config/mips/mips.h (mips16_hard_float): Delete.
96 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
97 definitions, and replace with....
98 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
99 * config/mips/mips.c (mips16_hard_float): Delete. Replace
100 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
101 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
102 (override_options): Replace MASK_SOFT_FLOAT references with
103 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
104 and mips16_hard_float when TARGET_MIPS16.
106 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
109 * c-typeck.c (build_binary_op): Check for non pointer types before
110 calling int_fits_type_p.
112 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
115 * fold-const.c (omit_one_operand): Return only the ommitted expression
116 if the result is an empty statement.
117 (pedantic_omit_one_operand): Likewise.
119 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
121 * c-typeck.c (readonly_error): Improve error for assignment.
123 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
125 (pp_c_expression): Ditto.
127 2007-08-09 Simon Baldwin <simonb@google.com>
129 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
130 break that was preventing simplify_associative_operation() for xor.
132 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
133 Nigel Stephens <nigel@mips.com>
135 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
136 Document change in interpretation of value from boolean to
138 * optabs.c (expand_ffs, expand_ctz): New functions to compute
139 ffs and ctz using clz.
140 (expand_unop): Call them.
141 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
143 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
144 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
145 enable the new ffs expansion on this target.
147 2007-08-09 Jan Hubicka <jh@suse.cz>
149 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
150 (expand_ternary_op): Likewise.
151 (expand_vec_shift_expr): Likewise.
152 (expand_binop_directly): Likewise.
153 (expand_binop): Likewise.
154 (sign_expand_binop): Likewise.
155 (expand_twoval_unop): Likewise.
156 (expand_twoval_binop): Likewise.
157 (expand_twoval_binop_libfunc): Likewise.
158 (widen_clz): Likewise.
159 (widen_bswap): Likewise.
160 (expand_parity): Likewise.
161 (expand_unop): Likewise.
162 (expand_abs_nojump): Likewise.
163 (expand_copysign): Likewise.
164 (emit_no_conflict_block): Likewise.
165 (emit_libcall_block): Likewise.
166 (can_compare_p): Likewise.
167 (prepare_cmp_insn): Likewise.
168 (emit_cmp_and_jump_insn_1): Likewise.
169 (prepare_float_lib_cmp): Likewise.
170 (emit_conditional_add): Likewise.
171 (gen_add2_insn): Likewise.
172 (have_add2_insn): Likewise.
173 (gen_sub2_insn): Likewise.
174 (have_sub2_insn): Likewise.
175 (can_extend_p): Likewise.
176 (can_fix_p): Likewise.
177 (can_float_p): Likewise.
178 (expand_float): Likewise.
179 (expand_fix): Likewise.
180 (expand_sfix_optab): Likewise.
181 (new_optab): Likewise.
182 (new_convert_optab): Likewise.
183 (init_libfuncs): Likewise.
184 (init_interclass_conv_libfuncs): Likewise.
185 (init_intraclass_conv_libfuncs): Likewise.
186 (set_conv_libfunc): Likewise.
187 (init_optabs): Likewise.
188 (debug_optab_libfuncs): Likewise.
189 (gen_cond_trap): Likewise.
190 * optabs.h (optab_handler, convert_optab_hanlder): New.
191 * genopinit.c: Update optabs generation table.
192 * reload.c (find_reloads_address_1): Use optabs accestors.
193 * builtins.c (expand_builtin_mathfn): Likewise.
194 (expand_builtin_mathfn_2): Likewise.
195 (expand_builtin_mathfn_3): Likewise.
196 (expand_builtin_interclass_mathfn): Likewise.
197 (expand_builtin_sincos): Likewise.
198 (expand_builtin_cexpi): Likewise.
199 (expand_builtin_powi): Likewise.
200 (expand_builtin_strlen): Likewise.
201 * dojump.c (do_jump): Likewise.
202 * expr.c (convert_move): Likewise.
203 (move_by_pieces): Likewise.
204 (move_by_pieces_ninsns): Likewise.
205 (can_store_by_pieces): Likewise.
206 (store_by_pieces_1): Likewise.
207 (emit_move_via_integer): Likewise.
208 (emit_move_complex): Likewise.
209 (emit_move_ccmode): Likewise.
210 (emit_move_insn_1): Likewise.
211 (emit_single_push_insn): Likewise.
212 (store_constructor): Likewise.
213 (expand_expr_real_1): Likewise.
214 (do_store_flag): Likewise.
215 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
216 (enumerate_modes): Likewise.
217 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
218 (supportable_widening_operation): Likewise.
219 (supportable_narrowing_operation): Likewise.
220 * expmed.c (store_bit_field_1): Likewise.
221 (extract_bit_field_1): Likewise.
222 (expand_mult_highpart_optab): Likewise.
223 (expand_smod_pow2): Likewise.
224 (expand_divmod): Likewise.
225 (emit_store_flag): Likewise.
226 * tree-vect-patterns.c
227 (vect_pattern_recog_1): Likewise.
228 * tree-ssa-loop-prefetch.c
229 (nontemporal_store_p): Likewise.
230 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
231 (vect_create_epilog_for_reduction): Likewise.
232 (vectorizable_reduction): Likewise.
233 (vectorizable_operation): Likewise.
234 (vect_strided_store_supported): Likewise.
235 (vectorizable_store): Likewise.
236 (vect_strided_load_supported): Likewise.
237 (vectorizable_load): Likewise.
238 * combine.c (simplify_comparison): Likewise.
239 * tree-vect-generic.c
240 (type_for_widest_vector_mode): Likewise.
241 (expand_vector_operations_1): Likewise.
242 * config/spu/spu.c (spu_expand_mov): Likewise.
243 (spu_emit_vector_compare): Likewise.
244 * config/rs6000/rs6000.c
245 (rs6000_emit_vector_compare): Likewise.
246 * stmt.c (add_case_node): Likewise.
247 * reload1.c (gen_reload):
249 2007-08-09 Michael Matz <matz@suse.de>
251 * tree.h (fixed_zerop): Declare as taking a const_tree.
252 * tree.c (fixed_zerop): Take a const_tree.
254 2007-08-09 Ira Rosen <irar@il.ibm.com>
256 * tree-vect-transform.c (vectorizable_store): Remove call to
257 copy_virtual_operands() and call mark_symbols_for_renaming() for
258 the created vector store.
259 (vect_setup_realignment): Don't call copy_virtual_operands() and
260 update_vuses_to_preheader().
261 (vectorizable_load): Don't call copy_virtual_operands().
262 (update_vuses_to_preheader): Remove.
264 2007-08-08 Chao-ying Fu <fu@mips.com>
266 * tree.def (FIXED_POINT_TYPE): New type.
267 (FIXED_CST): New constant.
268 (FIXED_CONVERT_EXPR): New expr.
269 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
270 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
271 * tree.h (struct tree_base): Add saturating_flag.
272 Remove one bit of spare for saturating_flag.
273 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
274 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
275 FIXED_POINT_TYPE_P): Define.
276 (TYPE_SATURATING): Define.
277 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
278 (struct tree_fixed_cst): New.
279 (TYPE_IBIT, TYPE_FBIT): Define.
280 (tree_node): Add fixed_cst.
281 (enum tree_index): Add new enumeration values of
282 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
283 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
284 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
285 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
286 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
287 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
288 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
289 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
290 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
291 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
292 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
293 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
294 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
295 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
296 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
297 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
298 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
299 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
300 (sat_short_fract_type_node, sat_fract_type_node,
301 sat_long_fract_type_node, sat_long_long_fract_type_node,
302 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
303 sat_unsigned_long_fract_type_node,
304 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
305 fract_type_node, long_fract_type_node, long_long_fract_type_node,
306 unsigned_short_fract_type_node, unsigned_fract_type_node,
307 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
308 sat_short_accum_type_node, sat_accum_type_node,
309 sat_long_accum_type_node, sat_long_long_accum_type_node,
310 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
311 sat_unsigned_long_accum_type_node,
312 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
313 accum_type_node, long_accum_type_node, long_long_accum_type_node,
314 unsigned_short_accum_type_node, unsigned_accum_type_node,
315 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
316 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
317 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
318 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
319 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
320 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
321 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
322 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
323 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
324 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
325 sat_uda_type_node, sat_uta_type_node): New macro.
326 (make_fract_type, make_accum_type): Declare.
327 (make_signed_fract_type, make_unsigned_fract_type,
328 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
329 make_signed_accum_type, make_unsigned_accum_type,
330 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
331 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
332 make_or_reuse_sat_signed_fract_type,
333 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
334 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
335 make_or_reuse_sat_unsigned_accum_type): New macro.
336 (fixed_zerop): Declare.
337 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
338 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
339 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
340 LONG_LONG_ACCUM_TYPE_SIZE): Define.
341 * treestruct.def: Add TS_FIXED_CST.
342 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
344 (tree-dump.o): Likewise.
345 (print-tree.o): Likewise.
346 (tree-pretty-print.o): Likewise.
347 (fold-const.o): Likewise.
348 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
349 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
350 (is_gimple_min_invariant): Handle FIXED_CST.
351 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
352 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
353 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
354 (layout_type): Handle FIXED_POINT_TYPE.
355 (make_fract_type, make_accum_type): New functions.
356 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
357 * tree-dump.c (fixed-value.h): New include.
358 (dump_fixed): New function.
359 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
360 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
361 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
362 * tree-pretty-print.c (fixed-value.h): New include.
363 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
365 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
366 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
367 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
368 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
369 for non-saturating fixed-point types.
370 (reassociate_bb): Likewise.
371 * emit-rtl.c (fixed-value.h): New include.
372 (fconst0, fconst1): New array.
373 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
374 * tree-vect-generic.c expand_vector_operation): Support
375 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
377 (type_for_widest_vector_mode): Add one parameter for the
379 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
381 Pass the satp parameter to type_for_mode for fixed-point types.
382 (expand_vector_operations_1): Pass the saturating flag to
383 type_for_widest_vector_mode.
384 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
385 and MODE_VECTOR_UACCUM.
386 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
387 (vectorizable_condition): Likewise.
388 * tree.c (fixed-value.h): New include.
389 (tree_code_size): Support FIXED_CST.
390 (build_fixed): New function.
391 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
392 (fixed_zerop): New function.
393 (tree_node_structure): Support FIXED_CST.
394 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
395 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
396 (type_hash_eq): Handle FIXED_POINT_TYPE.
397 (simple_cst_equal): Support FIXED_CST.
398 (iterative_hash_expr): Handle FIXED_CST.
399 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
400 (get_narrower): Likewise.
401 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
402 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
403 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
404 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
406 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
407 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
408 (initializer_zerop): Support FIXED_CST.
409 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
410 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
411 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
412 (is_base_type): Handle FIXED_POINT_TYPE.
413 (add_type_attribute): Handle FIXED_POINT_TYPE.
414 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
415 * print-tree.c (fixed-value.h): New include.
416 (print_node_brief): Support FIXED_CST.
417 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
418 * c-pretty-print.c (fixed-value.h): New include.
419 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
420 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
421 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
422 Support fixed-point types for inner items in VECTOR_TYPE.
423 (pp_c_direct_declarator): Likewise.
424 (pp_c_declarator): Likewise.
425 (pp_c_fixed_constant): New function.
426 (pp_c_constant): Handle FIXED_CST.
427 (pp_c_primary_expression): Likewise.
428 (pp_c_expression): Likewise.
429 * fold-const.c (fixed-value.h): New include.
430 (negate_expr_p): Return true for FIXED_CST.
431 (fold_negate_expr): Support FIXED_CST.
432 (split_tree): Support FIXED_CST.
433 (const_binop): Support FIXED_CST.
434 (fold_convert_const_int_from_fixed): New function to convert from
436 (fold_convert_const_real_from_fixed): New function to convert from
438 (fold_convert_const_fixed_from_fixed): New function to convert from
439 fixed to another fixed.
440 (fold_convert_const_fixed_from_int): New function to convert from
442 (fold_convert_const_fixed_from_real): New function to convert from
444 (fold_convert_const): Support conversions from fixed to int, from
445 fixed to real, from fixed to fixed, from int to fixed, and from real
447 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
448 (operand_equal_p): Support FIXED_CST.
449 (make_range): For fixed-point modes, we need to pass the
450 saturating flag as the 2nd parameter.
451 (tree_swap_operands_p): Handle FIXED_CST.
452 (fold_plusminus_mult_expr): For fract modes, we cannot generate
454 (fold_unary): Support FIXED_CONVERT_EXPR.
455 (fold_binary): Handle FIXED_CST.
456 Make sure the type is not saturating, before associating operations.
457 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
458 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
459 (fold_negate_const): Support FIXED_CST.
460 (fold_relational_const): Support FIXED_CST.
461 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
462 (gimplify_expr): Handle FIXED_CST.
463 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
464 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
465 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
466 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
467 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
468 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
469 LONG_LONG_ACCUM_TYPE_SIZE.
470 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
471 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
472 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
473 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
474 MODE_ACCUM, and MODE_UACCUM.
475 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
476 fixed-point types to disable reduction.
477 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
479 2007-08-08 David Edelsohn <edelsohn@gnu.org>
481 * config/rs6000/x-rs6000: New file.
482 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
483 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
484 (EXTRA_SPEC_FUNCTIONS): Define.
485 (HAVE_LOCAL_CPU_DETECT): Define.
486 (CC1_CPU_SPEC): Define.
487 * config/rs6000/driver-rs6000.c: New file.
488 * config/rs6000/aix.h (CC1_SPEC): Define.
489 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
490 * config.host: Add x-rs6000 to host_xmake_file if host and target
491 are rs6000 or powerpc.
493 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
495 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
497 2007-08-08 Richard Sandiford <richard@codesourcery.com>
498 Sandra Loosemore <sandra@codesourcery.com>
499 Chao-ying Fu <fu@mips.com>
500 Nigel Stephens <nigel@mips.com>
501 David Ung <davidu@mips.com>
503 * doc/invoke.texi (-mcode-readable): Document.
504 * config/mips/mips.opt (mcode-readable): New option.
505 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
506 * config/mips/mips.h (mips_code_readable_setting): New enum.
507 (mips_code_readable): Declare.
508 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
509 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
510 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
511 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
512 boiler-plate comments.
513 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
514 * config/mips/mips.c (mips_code_readable): New variable.
515 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
516 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
517 context and -mcode-readable setting to restrict the use of
518 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
519 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
520 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
521 (mips_blocks_for_constant_p): Only return false for
522 TARGET_MIPS16_PCREL_LOADS.
523 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
524 for MIPS16. Handle SYMBOL_32_HIGH.
525 (mips_const_insns): Allow HIGHs for MIPS16 too.
526 (mips_unspec_address_offset): New function, split out from...
527 (mips_unspec_address): ...here.
528 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
529 16-bit symbolic constants. Assert approropiate conditions for
530 using the "la" and "dla" macros.
531 (mips_handle_option): Handle -mcode-readable=.
532 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
533 Set up mips_lo_relocs[SYMBOL_32_HIGH].
534 (mips_strip_unspec_address): New function, split out from...
535 (print_operand_reloc): ...here.
536 (print_operand): Pass constants through mips_strip_unspec_address.
537 (print_operand_address): Likewise.
538 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
539 (mips_select_rtx_section): Remove MIPS16 handling.
540 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
541 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
542 (mips16_lay_out_constants): Do nothing unless
543 TARGET_MIPS16_PCREL_LOADS.
544 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
545 * config/mips/mips.md: Split HIGHs for MIPS16.
546 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
548 2007-08-08 Richard Sandiford <richard@codesourcery.com>
550 * config/mips/mips-protos.h (mips_emit_move): Declare.
551 * config/mips/mips.c (mips_emit_move): New function.
552 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
553 (mips_legitimize_const_move): Likewise.
554 (mips_legitimize_move): Likewise.
555 (mips_split_64bit_move): Likewise.
556 (mips_restore_gp): Likewise.
557 (mips_load_call_address): Likewise.
558 (mips_emit_fcc_reload): Likewise.
559 (mips_set_return_address): Likewise.
560 (mips_block_move_straight): Likewise.
561 (mips_block_move_loop): Likewise.
562 (mips_setup_incoming_varargs): Likewise.
563 (mips_save_reg): Likewise.
564 (mips_expand_prologue): Likewise.
565 (mips_restore_reg): Likewise.
566 (mips_expand_epilogue): Likewise.
567 (mips_output_mi_thunk): Likewise.
568 (build_mips16_call_stub): Likewise.
569 (mips_builtin_branch_and_move): Likewise.
570 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
571 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
572 (fixuns_truncdfdi2): Likewise.
573 (fixuns_truncsfsi2): Likewise.
574 (fixuns_truncsfdi2): Likewise.
575 (loadgp_absolute): Likewise.
576 (builtin_setjmp_setup): Likewise.
577 (builtin_longjmp): Likewise.
578 (untyped_call): Likewise.
580 2007-08-08 Richard Sandiford <richard@codesourcery.com>
582 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
583 an "rtx *" argument. Return a bool.
584 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
585 values and return true if they can be split. Take the same kind of
586 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
587 and store the lo_sum there if nonnull. Use the symbol type to
588 determine whether a $gp or HIGH is needed.
589 (mips_legitimize_address): Update call to mips_split_symbol and
590 simplify accordingly.
591 (mips_legitimize_const_move): Likewise.
592 * config/mips/mips.md: In the combine define_split,
593 check mips_split_symbol instead of splittable_symbolic_operand.
594 Update use of mips_split_symbol in the generator code.
595 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
597 2007-08-08 Richard Sandiford <richard@codesourcery.com>
599 * config/mips/mips.c (mips_symbolic_address_p): Delete.
600 (mips_symbol_insns_1): New function, split out from...
601 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
602 and stores separately from load addresses.
603 (mips_classify_address): Replace uses of mips_symbolic_address_p
604 with uses of mips_symbol_insns.
605 (mips_address_insns): Update calls to mips_symbol_insns.
606 (mips_const_insns): Likewise.
607 (mips_legitimize_address): Likewise.
609 2007-08-08 Richard Sandiford <richard@codesourcery.com>
611 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
612 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
613 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
614 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
615 non-call contexts if TARGET_MIPS16.
616 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
617 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
618 code for SYMBOL_ABSOLUTE.
619 (mips_symbol_insns): Likewise.
621 2007-08-08 Richard Sandiford <richard@codesourcery.com>
623 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
624 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
625 (mips_symbolic_constant_p): Likewise. Update the call to
626 mips_classify_symbol.
627 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
628 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
629 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
630 (print_operand_reloc): Add a context argument. Update the call to
631 mips_symbolic_constant_p.
632 (print_operand): Update the calls to print_operand_reloc.
633 (print_operand_address): Use print_operand_reloc rather than
635 (mips_rewrite_small_data_p): Add a context argument. Update the call
636 to mips_symbolic_constant_p.
637 (mips_small_data_pattern_1): Make DATA the containing mem.
638 Update the call to mips_rewrite_small_data_p.
639 (mips_rewrite_small_data_1): Likewise.
640 (mips_use_anchors_for_symbol_p): Update the call to
641 mips_symbolic_constant_p.
642 * config/mips/predicates.md (const_call_insn_operand): Likewise.
643 (splittable_symbolic_operand): Likewise.
644 (move_operand): Likewise.
645 (absolute_symbolic_operand): Likewise.
646 (got_disp_operand): Likewise.
647 (got_page_ofst_operand): Likewise.
649 2007-08-08 Richard Sandiford <richard@codesourcery.com>
651 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
652 (SYMBOL_ABSOLUTE): ...this.
653 (SYMBOL_SMALL_DATA): Rename to...
654 (SYMBOL_GP_RELATIVE): ...this.
655 (SYMBOL_CONSTANT_POOL): Rename to...
656 (SYMBOL_PC_RELATIVE): ...this.
657 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
658 (mips_symbolic_address_p, mips_symbol_insns, override_options)
659 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
661 * config/mips/predicates.md (const_call_insn_operand): Likewise.
662 (general_symbolic_operand): Rename to...
663 (absolute_symbolic_operand): ...this.
664 * config/mips/mips.md: Update after above changes.
666 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
667 Revital Eres <eres@il.ibm.com>
669 * ddg.c (print_ddg): Add dump information.
670 * modulo-sched.c (print_node_sched_params): Add parameter and
672 (calculate_maxii): Remove function.
673 (undo_generate_reg_moves): Likewise.
674 (undo_permute_partial_schedule): Likewise.
675 (kernel_number_of_cycles): Likewise.
676 (MAXII_FACTOR): New definition to calculate the upper bound of II.
677 (sms_schedule): Use it. Remove profitability checks.
678 (sms_schedule_by_order): Fix order of nodes within the cycle.
680 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
682 * gcc/config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
683 -profile option, add pie support.
684 (ENDFILE_SPEC): New spec.
685 * gcc/config/gnu.h (LIB_SPEC): Add -profile option.
687 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
689 * gcc/config/i386/gnu.h (CPP_SPEC): Add -pthread option.
690 * gcc/config/gnu.h (LIB_SPEC): Likewise.
692 2007-08-07 Yaz Saito <saito@google.com>
693 Ian Lance Taylor <iant@google.com>
695 * common.opt (finstrument-functions-exclude-function-list): New
697 (finstrument-functions-exclude-file-list): New option.
698 * opts.c (char_p): Define and DEF_VEC.
699 (flag_instrument_functions_exclude_functions): New static
701 (flag_instrument_functions_exclude_files): New static variable.
702 (add_instrument_functions_exclude_list): New static function.
703 (flag_instrument_functions_exclude_p): New function.
704 (common_handle_option): Handle new options.
705 * flags.h (flag_instrument_functions_exclude_p): Declare.
706 * gimplify.c (gimplify_function_tree): Call
707 flag_instrument_functions_exclude_p.
708 * doc/invoke.texi (Option Summary): Mention new options.
709 (Code Gen Options): Document new options.
711 2007-08-07 Ian Lance Taylor <iant@google.com>
713 PR rtl-optimization/32776
714 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
715 (resolve_use): Likewise.
716 (decompose_multiword_subregs): Remove "changed" local variable.
718 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
720 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
721 * configure: Regenerate.
722 * config.in: Regenerate.
723 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
726 2007-08-07 Ian Lance Taylor <iant@google.com>
728 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
729 note, just delete the insn.
731 2007-08-07 Andreas Schwab <schwab@suse.de>
734 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
737 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
739 * lower-subreg.c (resolve_subreg_use): Remove assertion.
740 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
741 (decompose_multiword_subregs): Use the functions above to decompose
742 multiword shifts and zero-extends.
744 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
746 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
747 "assemble" descriptions which were swapped.
749 2007-08-06 Chao-ying Fu <fu@mips.com>
751 * fixed-value.h: New file.
752 * fixed-value.c: New file.
753 * Makefile.in (OBJS-common): Add fixed-value.o.
754 (fixed-value.o): New rule.
755 (GTFILES): Add fixed-value.h.
756 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
757 to compare a.low and b.low.
758 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
760 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
761 Daniel Jacobowitz <dan@codesourcery.com>
764 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
766 (x86_64-*-netbsd*): Likewise.
767 (x86_64-*-linux*): Likewise.
768 (x86_64-*-kfreebsd*-gnu): Likewise.
769 (x86_64-*-knetbsd*-gnu): Likewise.
770 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
772 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
774 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
775 Add -fno-asynchronous-unwind-tables.
777 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
778 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
779 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
780 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
781 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
783 2007-08-06 Steve Ellcey <sje@cup.hp.com>
785 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
786 (TARGET_C_MODE_FOR_SUFFIX): New.
788 2007-08-06 Steve Ellcey <sje@cup.hp.com>
790 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
792 2007-08-06 Steve Ellcey <sje@cup.hp.com>
794 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
796 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
798 * config/i386/i386.md: Check TARGET_ macros and optimize_size
799 before checking function returns in conditional expressions.
801 2007-08-06 Alfred Minarik <a.minarik@aon.at>
804 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
806 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
809 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
812 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
814 * configure.ac: Remove --enable-checking=df from default settings.
815 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
816 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
817 if the parameter is true.
818 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
819 DF_VERIFY_SCHEDULED flag is true.
820 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
821 (df_finish_pass): Adjust prototype.
822 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
825 * see.c (pass_see): Add TODO_df_verify.
826 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
827 * global.c (rest_of_handle_global_alloc): Schedule verification
829 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
831 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
832 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
833 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
835 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
836 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
837 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
839 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
840 Revital Eres <eres@il.ibm.com>
842 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
844 * ddg.c (create_ddg_dependence): Rename to...
845 (create_ddg_dep_from_intra_loop_link): This. Do not check
846 for interloop edges. Do not create anti dependence edge when
847 a true dependence edge exists in the opposite direction and
848 -fmodulo-sched-allow-regmoves is set.
849 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
850 (add_cross_iteration_register_deps): Create anti dependence edge
851 when -fno-modulo-sched-allow-regmoves is set.
852 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
854 2007-08-04 Richard Sandiford <richard@codesourcery.com>
856 * config/arm/arm.md (movsi): Add braces.
858 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
861 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
862 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
864 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
866 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
868 * cfgloopmanip.c (remove_path, create_preheaders,
869 force_single_succ_latches, fix_loop_structure): Ditto.
870 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
871 tree_duplicate_loop_to_header_edge): Ditto.
872 * cfgloopanal.c (mark_irreducible_loops): Ditto.
873 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
875 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
876 cleanup_tree_cfg): Ditto.
877 * tree-cfg.c (tree_merge_blocks): Ditto.
878 * cfgloop.c (rescan_loop_exit, record_loop_exits,
879 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
880 loop_preheader_edge, single_exit): Ditto.
881 (flow_loops_find): Do not clear loops->state.
882 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
883 loops_state_clear): New functions.
885 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
888 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
889 when adding to the base and convert ELT to sizetype instead of type.
891 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
894 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
895 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
897 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
900 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
901 correct type the negate expression.
903 2007-08-03 Jan Hubicka <jh@suse.cz>
905 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
908 2007-08-03 David Edelsohn <edelsohn@gnu.org>
910 * config/rs6000/rs6000.c (struct processor_cost): Change
911 l1_cache_lines to l1_cache_size. Add l2_cache_size.
912 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
914 (rios1_costs, rios2_cost): Correct cache line size.
915 (rs6000_override_options): Set l2-cache-size parameter.
917 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
918 Diego Novillo <dnovillo@google.com>
921 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
922 if the range includes 0.
924 2007-08-03 Ben Elliston <bje@au.ibm.com>
926 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
927 mode to unspec expressions to silence a warning from the generator
930 2007-08-02 Steve Ellcey <sje@cup.hp.com>
932 * config/ia64/constraints.md ("U"): Make constraint vector only.
934 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
937 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
938 always_inline attribute on the function decl.
940 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
943 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
944 if we are compiling with -fPIC.
946 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
947 Nigel Stephens <nigel@mips.com>
949 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
950 Define for MIPS32 and MIPS64.
952 2007-08-02 Nick Clifton <nickc@redhat.com>
954 * config/host-hpux.c: Change copyright header to refer to version
955 3 of the GNU General Public License and to point readers at the
956 COPYING3 file and the FSF's license web page.
957 * config/alpha/predicates.md, config/alpha/vms-ld.c,
958 config/alpha/linux.h, config/alpha/alpha.opt,
959 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
960 config/alpha/vms-unwind.h, config/alpha/ev4.md,
961 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
962 config/alpha/alpha.h, config/alpha/sync.md,
963 config/alpha/openbsd.h, config/alpha/alpha.md,
964 config/alpha/alpha-modes.def, config/alpha/ev5.md,
965 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
966 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
967 config/alpha/constraints.md, config/alpha/osf.h,
968 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
969 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
970 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
971 config/frv/frv-asm.h, config/frv/frv-protos.h,
972 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
973 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
974 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
975 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
976 config/s390/s390.opt, config/s390/s390-modes.def,
977 config/s390/fixdfdi.h, config/s390/constraints.md,
978 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
979 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
980 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
981 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
982 config/m32c/prologue.md, config/m32c/m32c.abi,
983 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
984 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
985 config/m32c/t-m32c, config/m32c/m32c-modes.def,
986 config/m32c/jump.md, config/m32c/shift.md,
987 config/m32c/m32c-protos.h, config/libgloss.h,
988 config/spu/spu-protos.h, config/spu/predicates.md,
989 config/spu/spu-builtins.h, config/spu/spu.c,
990 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
991 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
992 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
993 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
994 config/sparc/hypersparc.md, config/sparc/predicates.md,
995 config/sparc/linux.h, config/sparc/sp64-elf.h,
996 config/sparc/supersparc.md, config/sparc/cypress.md,
997 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
998 config/sparc/niagara.md, config/sparc/sparc.md,
999 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
1000 config/sparc/sparc.opt, config/sparc/sync.md,
1001 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
1002 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
1003 config/sparc/sparc.c, config/sparc/little-endian.opt,
1004 config/sparc/sysv4-only.h, config/sparc/sparc.h,
1005 config/sparc/linux64.h, config/sparc/freebsd.h,
1006 config/sparc/sol2.h, config/sparc/rtemself.h,
1007 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
1008 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
1009 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
1010 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
1011 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
1012 config/m32r/linux.h, config/m32r/constraints.md,
1013 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
1014 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
1015 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
1016 config/i386/i386.md, config/i386/netware-crt0.c,
1017 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
1018 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
1019 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
1020 config/i386/sol2.h, config/i386/constraints.md,
1021 config/i386/netware-libgcc.c, config/i386/sysv5.h,
1022 config/i386/predicates.md, config/i386/geode.md,
1023 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
1024 config/i386/freebsd64.h, config/i386/vxworksae.h,
1025 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
1026 config/i386/rtemself.h, config/i386/netbsd-elf.h,
1027 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
1028 config/i386/netware.h, config/i386/i386-modes.def,
1029 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
1030 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
1031 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
1032 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
1033 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
1034 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
1035 config/i386/xm-mingw32.h, config/i386/linux64.h,
1036 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
1037 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
1038 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
1039 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
1040 config/i386/cygwin2.c, config/i386/i386-protos.h,
1041 config/i386/sync.md, config/i386/openbsd.h,
1042 config/i386/host-mingw32.c, config/i386/i386-aout.h,
1043 config/i386/nto.h, config/i386/biarch64.h,
1044 config/i386/i386-coff.h, config/i386/freebsd.h,
1045 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
1046 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
1047 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
1048 config/darwin-protos.h, config/linux.opt, config/sol2.c,
1049 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
1050 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
1051 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
1052 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
1053 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
1054 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
1055 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
1056 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
1057 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
1058 config/sh/superh64.h, config/sh/rtemself.h,
1059 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
1060 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
1061 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
1062 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
1063 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
1064 config/avr/predicates.md, config/avr/constraints.md,
1065 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
1066 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
1067 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
1068 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
1069 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
1070 config/c4x/c4x-modes.def, config/c4x/rtems.h,
1071 config/c4x/predicates.md, config/c4x/c4x.h,
1072 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
1073 config/xtensa/predicates.md, config/xtensa/xtensa.c,
1074 config/xtensa/linux.h, config/xtensa/xtensa.h,
1075 config/xtensa/elf.h, config/xtensa/xtensa.md,
1076 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
1077 config/xtensa/xtensa-protos.h, config/dbx.h,
1078 config/stormy16/predicates.md, config/stormy16/stormy16.md,
1079 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
1080 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
1081 config/host-solaris.c, config/fr30/fr30.h,
1082 config/fr30/predicates.md, config/fr30/fr30-protos.h,
1083 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
1084 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
1085 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
1086 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
1087 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
1088 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
1089 config/host-linux.c, config/interix3.h, config/cris/cris.c,
1090 config/cris/predicates.md, config/cris/linux.h,
1091 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
1092 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
1093 config/cris/aout.opt, config/cris/cris-protos.h,
1094 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
1095 config/iq2000/iq2000.h, config/iq2000/predicates.md,
1096 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
1097 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
1098 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
1099 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
1100 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
1101 config/chorus.h, config/mn10300/mn10300.c,
1102 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
1103 config/mn10300/mn10300.h, config/mn10300/linux.h,
1104 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
1105 config/mn10300/mn10300.md, config/ia64/predicates.md,
1106 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
1107 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
1108 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
1109 config/ia64/freebsd.h, config/ia64/ia64.md,
1110 config/ia64/ia64-modes.def, config/ia64/constraints.md,
1111 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
1112 config/gofast.h, config/rtems.h, config/sol2-10.h,
1113 config/m68k/predicates.md, config/m68k/m68k.md,
1114 config/m68k/linux.h, config/m68k/m68k-modes.def,
1115 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
1116 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
1117 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
1118 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
1119 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
1120 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
1121 config/m68k/constraints.md, config/m68k/rtemself.h,
1122 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
1123 config/m68k/uclinux.h, config/rs6000/power4.md,
1124 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
1125 config/rs6000/linux.h, config/rs6000/eabi.h,
1126 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
1127 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
1128 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
1129 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
1130 config/rs6000/windiss.h, config/rs6000/603.md,
1131 config/rs6000/aix41.h, config/rs6000/cell.md,
1132 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
1133 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
1134 config/rs6000/darwin.md, config/rs6000/darwin64.h,
1135 config/rs6000/default64.h, config/rs6000/7xx.md,
1136 config/rs6000/darwin.opt, config/rs6000/spe.md,
1137 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
1138 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
1139 config/rs6000/7450.md, config/rs6000/linux64.h,
1140 config/rs6000/constraints.md, config/rs6000/440.md,
1141 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
1142 config/rs6000/rs6000.c, config/rs6000/aix52.h,
1143 config/rs6000/rs6000.h, config/rs6000/power6.md,
1144 config/rs6000/predicates.md, config/rs6000/altivec.md,
1145 config/rs6000/aix64.opt, config/rs6000/rios1.md,
1146 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
1147 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
1148 config/rs6000/darwin7.h, config/rs6000/dfp.md,
1149 config/rs6000/linux64.opt, config/rs6000/sync.md,
1150 config/rs6000/vxworksae.h, config/rs6000/power5.md,
1151 config/rs6000/lynx.h, config/rs6000/biarch64.h,
1152 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
1153 config/rs6000/eabispe.h, config/rs6000/e500.h,
1154 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
1155 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
1156 config/rs6000/aix.h, config/rs6000/vxworks.h,
1157 config/rs6000/40x.md, config/rs6000/aix51.h,
1158 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
1159 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
1160 config/arc/arc.h, config/mcore/mcore-elf.h,
1161 config/mcore/mcore-protos.h, config/mcore/predicates.md,
1162 config/mcore/mcore.md, config/mcore/mcore.c,
1163 config/mcore/mcore.opt, config/mcore/mcore.h,
1164 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
1165 config/score/predicates.md, config/score/score-version.h,
1166 config/score/score-protos.h, config/score/misc.md,
1167 config/score/elf.h, config/score/score.c, config/score/mac.md,
1168 config/score/score7.md, config/score/score.h,
1169 config/score/score-conv.h, config/score/score-mdaux.c,
1170 config/score/score.md, config/score/score.opt,
1171 config/score/score-modes.def, config/score/score-mdaux.h,
1172 config/score/mul-div.S, config/arm/uclinux-elf.h,
1173 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
1174 config/arm/symbian.h, config/arm/linux-elf.h,
1175 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
1176 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
1177 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
1178 config/arm/strongarm-pe.h, config/arm/arm.h,
1179 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
1180 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
1181 config/arm/arm-modes.def, config/arm/linux-eabi.h,
1182 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
1183 config/arm/arm-cores.def, config/arm/arm-protos.h,
1184 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
1185 config/arm/wince-pe.h, config/arm/neon.md,
1186 config/arm/constraints.md, config/arm/neon.ml,
1187 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
1188 config/arm/arm.opt, config/arm/arm926ejs.md,
1189 config/arm/predicates.md, config/arm/iwmmxt.md,
1190 config/arm/arm_neon.h, config/arm/unknown-elf.h,
1191 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
1192 config/arm/neon-testgen.ml, config/arm/arm.md,
1193 config/arm/xscale-coff.h, config/arm/pe.c,
1194 config/arm/arm-generic.md, config/arm/pe.h,
1195 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
1196 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
1197 config/arm/strongarm-elf.h, config/arm/cirrus.md,
1198 config/arm/netbsd-elf.h, config/arm/vxworks.h,
1199 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
1200 config/pa/predicates.md, config/pa/pa64-hpux.h,
1201 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
1202 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
1203 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
1204 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
1205 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
1206 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
1207 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
1208 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
1209 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
1210 config/pa/pa64-regs.h, config/pa/pa-modes.def,
1211 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
1212 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
1213 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
1214 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
1215 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
1216 config/mips/linux64.h, config/mips/elforion.h,
1217 config/mips/constraints.md, config/mips/generic.md,
1218 config/mips/predicates.md, config/mips/4300.md,
1219 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
1220 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
1221 config/mips/5k.md, config/mips/vr4120-div.S,
1222 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
1223 config/mips/mips-protos.h, config/mips/6000.md,
1224 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
1225 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
1226 config/mips/mips-modes.def, config/mips/vr.h,
1227 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
1228 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
1229 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
1230 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
1231 config/vax/openbsd1.h, config/vax/netbsd.h,
1232 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
1233 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
1234 config/h8300/rtems.h, config/h8300/predicates.md,
1235 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
1236 config/h8300/h8300.md, config/h8300/h8300.opt,
1237 config/h8300/coff.h, config/h8300/h8300-protos.h,
1238 config/v850/v850.md, config/v850/predicates.md,
1239 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
1240 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
1241 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
1242 config/mmix/mmix.h, config/mmix/predicates.md,
1243 config/mmix/mmix-protos.h, config/mmix/mmix.md,
1244 config/mmix/mmix.c, config/mmix/mmix.opt,
1245 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
1246 config/bfin/rtems.h, config/bfin/bfin-modes.def,
1247 config/bfin/predicates.md, config/bfin/bfin-protos.h,
1248 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
1251 2007-08-02 Richard Sandiford <richard@codesourcery.com>
1253 * emit-rtl.c (reset_used_decls): Rename to...
1254 (set_used_decls): ...this. Set the used flag rather than clearing it.
1255 (unshare_all_rtl_again): Update accordingly. Set flags on argument
1256 DECL_RTLs rather than resetting them.
1258 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
1260 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
1262 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
1264 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
1265 argument to find_reloads_address.
1267 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
1269 PR tree-optimization/32919
1270 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
1271 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
1272 (coalesce_ssa_name): Call it.
1274 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
1275 David Ung <davidu@mips.com>
1277 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
1278 (__mips16_unorddf2, __mips16_floatunsidf): New.
1279 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
1281 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
1283 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1285 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
1286 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
1287 * tree.h (OMP_SECTIONS_CONTROL): New macro.
1288 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
1289 * omp-low.c (get_ws_args_for, determine_parallel_type,
1290 expand_omp_for_generic, expand_omp_for_static_nochunk,
1291 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
1292 Work with more precise CFG.
1293 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
1294 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
1296 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
1297 * gimple-low.c (lower_stmt): Ditto.
1298 * tree-inline.c (estimate_num_insns_1): Ditto.
1299 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
1300 (OMP_SECTIONS_SWITCH): New.
1301 * tree-cfgcleanup.c (cleanup_omp_return): New.
1302 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
1303 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
1304 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
1305 (tree_redirect_edge_and_branch): Handle omp constructs.
1307 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
1308 with three arguments.
1310 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1312 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
1315 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1317 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
1318 the loop structures may need fixing.
1319 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
1321 (cleanup_tree_cfg_loop): Removed.
1322 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
1323 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
1324 instead of running cleanup_tree_cfg_loop.
1325 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
1326 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
1327 (tree_predictive_commoning): Declaration changed.
1328 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
1330 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1332 * doc/invoke.texi (l1-cache-size): Update documentation.
1333 (l2-cache-size): Document.
1334 * params.h (L2_CACHE_SIZE): New macro.
1335 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
1336 that L1_CACHE_SIZE is in kB now.
1337 (L2_CACHE_SIZE_BYTES): New macro.
1338 (tree_ssa_prefetch_arrays): Show size in kB.
1339 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
1340 and l2_cache_size fields.
1341 * config/i386/driver-i386.c (describe_cache): Detect cache size
1343 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
1344 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
1345 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
1346 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
1347 (override_options): Set l1-cache-size and l2-cache-size to default
1348 values if not specified otherwise.
1349 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
1350 (PARAM_L2_CACHE_SIZE): New.
1352 2007-08-01 Nigel Stephens <nigel@mips.com>
1353 David Ung <davidu@mips.com>
1354 Thiemo Seufer <ths@mips.com>
1355 Chris Dearman <chris@mips.com>
1356 Richard Sandiford <richard@codesourcery.com>
1358 * config.gcc (mips*-sde-elf*): New stanza.
1359 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
1360 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
1361 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
1362 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
1363 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
1364 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
1366 * config/mips/sde.h: New file.
1367 * config/mips/t-libgcc-mips16: Likewise.
1368 * config/mips/t-sde: Likewise.
1369 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
1370 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
1371 _MIPS_FPSET and _MIPS_SZINT.
1372 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
1373 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
1374 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
1375 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
1376 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1377 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1378 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
1379 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
1380 _MIPS_SZPTR and _MIPS_FPSET.
1381 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
1382 architecture is specified.
1383 (MIPS_32BIT_OPTION_SPEC): New macro.
1385 2007-07-31 Dan Hipschman <dsh@google.com>
1387 * gcc.c (end_going_arg): New function.
1388 (do_spec_2): Use it.
1389 (do_spec_1): Use it.
1391 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
1393 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
1394 only if ENABLE_CHECKING is defined.
1396 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
1398 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
1399 df_ru_add_problem, df_ru_get_bb_info): Removed.
1400 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
1401 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
1402 df_ru_free_bb_info, df_ru_alloc,
1403 df_ru_bb_local_compute_process_def,
1404 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
1405 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
1406 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
1407 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
1408 df_ru_add_problem): Removed.
1410 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1413 * pa.md (casesi32): Use match_scratch. Revise insn condition.
1414 (casesi32p, casesi64p): Likewise.
1415 (casesi): Adjust for above.
1417 2007-07-31 Richard Sandiford <richard@codesourcery.com>
1419 * mode-switching.c (create_pre_exit): Don't search past calls.
1421 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
1423 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
1425 2007-07-31 Revital Eres <eres@il.ibm.com>
1427 * ddg.c (add_deps_for_def): Rename to...
1428 (add_cross_iteration_register_deps): This. Change implementation
1429 to use only reaching def and def-use chains to construct the
1430 inter loop dependencies.
1431 (add_deps_for_use): Remove function.
1432 (build_inter_loop_deps): Call add_cross_iteration_register_deps
1433 function to build the inter loop dependencies.
1434 * modulo-sched.c (sms_schedule): Build only
1435 reaching def and def-use chains for the propose of the ddg
1438 2007-07-31 Julian Brown <julian@codesourcery.com>
1440 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
1441 New define_insns. Use correct RTL.
1442 (vec_set<mode>): Write as expander.
1444 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
1446 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
1447 to an unallocated space.
1449 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
1452 (split_constant_offset): Enable split_constant_offset to extract
1453 constants from other statements.
1454 * tree-vect-transform.c
1455 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
1456 to a temp var. Force base_offset to be simple.
1458 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
1460 * df-scan.c (df_scan_verify): Remove artificial limit on
1461 the number of blocks for verification.
1462 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
1463 df_simulate_defs): Avoid unnecessary insn checking for defs.
1465 2007-07-29 Mark Mitchell <mark@codesourcery.com>
1468 * config/m68k/lb1sf68.asm (FUNC): New macro.
1470 (__udivsi3): Likewise.
1471 (__divsi3): Likewise.
1472 (__umodsi3): Likewise.
1473 (__modsi3): Likewise.
1474 (__subdf3): Likewise.
1475 (__adddf3): Likewise.
1476 (__muldf3): Likewise.
1477 (__divdf3): Likewise.
1478 (__negdf2): Likewise.
1479 (__cmpdf2): Likewise.
1480 (__subsf3): Likewise.
1481 (__addsf3): Likewise.
1482 (__mulsf3): Likewise.
1483 (__divsf3): Likewise.
1484 (__negsf2): Likewise.
1485 (__cmpsf2): Likewise.
1486 (__eqdf2): Likewise.
1487 (__nedf2): Likewise.
1488 (__gtdf2): Likewise.
1489 (__gedf2): Likewise.
1490 (__ltdf2): Likewise.
1491 (__ledf2): Likewise.
1492 (__eqsf2): Likewise.
1493 (__nesf2): Likewise.
1494 (__gtsf2): Likewise.
1495 (__gesf2): Likewise.
1496 (__ltsf2): Likewise.
1497 (__lesf2): Likewise.
1499 2007-07-30 Ollie Wild <aaw@google.com>
1501 * c-ppoutput.c (print_lines_directives_only): New function.
1502 (scan_translation_unit_directives_only): New function.
1503 (preprocess_file): Add call to scan_translation_unit_directives_only.
1504 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
1505 (sanitize_cpp_opts): Add default flag_dump_macros setting for
1506 -fdirectives-only. Add errors for -fdirectives-only conflict with
1507 -Wunused-macros and -traditional.
1508 (finish_options): Add builtin macro initialization for
1509 -fdirectives-only + -fpreprocessed.
1510 * c.opt (fdirectives-only): New.
1511 * doc/cppopts.texi (fdirectives-only): New.
1513 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1515 * alias.c (record_set, memory_modified_1): Constify.
1516 * bt-load.c (note_btr_set): Likewise.
1517 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
1518 * combine.c (set_nonzero_bits_and_sign_copies,
1519 expand_field_assignment, record_dead_and_set_regs_1,
1520 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
1521 likely_spilled_retval_1): Likewise.
1522 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
1523 frv_io_handle_set): Likewise.
1524 * config/mips/mips.c (mips_sim_record_set,
1525 vr4130_true_reg_dependence_p_1): Likewise.
1526 * config/mt/mt.c (insn_dependent_p_1): Likewise.
1527 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
1528 * config/sh/sh.c (flow_dependent_p_1): Likewise.
1529 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
1530 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
1531 * ddg.c (mark_mem_store): Likewise.
1532 * df-problems.c (df_urec_mark_reg_change): Likewise.
1533 * function.c (update_epilogue_consts): Likewise.
1534 * gcse.c (record_set_info, record_last_set_info,
1535 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
1536 reg_clear_last_set): Likewise.
1537 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
1539 * jump.c (reversed_comparison_code_parts): Likewise.
1540 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
1541 reg_is_set): Likewise.
1542 * loop-iv.c (mark_altered): Likewise.
1543 * mode-switching.c (reg_becomes_live): Likewise.
1544 * optabs.c (no_conflict_move_test): Likewise.
1545 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
1547 * postreload.c (reload_combine_note_store, move2add_note_store):
1549 * regmove.c (flags_set_1): Likewise.
1550 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
1552 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
1554 * resource.c (update_live_status): Likewise.
1555 * rtl.h (set_of, note_stores): Likewise.
1556 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
1557 note_stores, parms_set): Likewise.
1558 * sched-rgn.c (sets_likely_spilled_1): Likewise.
1559 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
1561 * var-tracking.c (count_stores, add_stores): Likewise.
1563 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1565 * alias.c (mems_in_disjoint_alias_sets_p,
1566 fixed_scalar_and_varying_struct_p, aliases_everything_p,
1567 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
1568 write_dependence_p, mems_in_disjoint_alias_sets_p,
1569 read_dependence, true_dependence, canon_true_dependence,
1570 anti_dependence, output_dependence): Constify.
1571 * combine.c (extended_count): Likewise.
1572 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
1573 * cselib.c (get_value_hash, references_value_p,
1574 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
1575 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
1576 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
1577 * function.c (contains, prologue_epilogue_contains,
1578 sibcall_epilogue_contains): Likewise.
1579 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
1580 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
1581 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
1582 reg_or_subregno): Likewise.
1583 * recog.c (asm_noperands): Likewise.
1584 * reload1.c (function_invariant_p): Likewise.
1585 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
1586 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
1587 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
1588 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
1589 true_regnum, reg_or_subregno, condjump_in_parallel_p,
1590 extended_count, prologue_epilogue_contains,
1591 sibcall_epilogue_contains, function_invariant_p, true_dependence,
1592 canon_true_dependence, read_dependence, anti_dependence,
1593 output_dependence): Likewise.
1594 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
1596 2007-07-30 Julian Brown <julian@codesourcery.com>
1598 * config/arm/neon.md (V_ext): New mode attribute.
1599 (neon_vget_lane<mode>): Replace with define_expand.
1600 (neon_vget_lane<mode>_sext_internal)
1601 (neon_vget_lane<mode>_zext_internal): New define_insns for double
1602 and quad precision vectors.
1603 (neon_vget_lanedi): Add bounds check. Remove dead comment.
1604 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
1605 have typeless 32-bit result.
1607 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1610 * tree-affine.h (aff_tree): The type of rest is sizetype for types
1612 * tree-affine.c (aff_combination_scale): If type is a pointer type,
1613 use sizetype for rest.
1614 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
1615 (aff_combination_convert): Don't convert rest for pointer types.
1617 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
1619 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
1621 * tree-ssa-alias.c: Add alloc-pool.h.
1622 (init_alias_info): Free alias_bitmap_obstack.
1623 (delete_alias_info): Call delete_mem_ref_stats.
1624 (get_mem_sym_stats_for): Use alloc_pool.
1625 (init_mem_ref_stats): Do not delete mem_ref_stats here.
1626 (delete_mem_sym_stats): Removed.
1628 2007-07-29 Sebastian Pop <sebpop@gmail.com>
1630 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
1631 functions cannot be represented as classical distance vectors.
1633 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1635 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
1636 * builtins.c (validate_arg, builtin_mathfn_code,
1637 validate_arglist): Likewise.
1638 * calls.c (call_expr_flags): Likewise.
1639 * combine.c (reg_nonzero_bits_for_combine,
1640 reg_num_sign_bit_copies_for_combine, get_last_value,
1641 reg_truncated_to_mode): Likewise.
1642 * emit-rtl.c (subreg_lowpart_p): Likewise.
1643 * expr.c (highest_pow2_factor_for_target,
1644 categorize_ctor_elements_1, categorize_ctor_elements,
1645 count_type_elements, contains_packed_reference,
1646 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
1647 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
1648 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
1649 native_encode_int, native_encode_real, native_encode_complex,
1650 native_encode_vector, native_encode_expr, native_interpret_int,
1651 native_interpret_real, native_interpret_complex,
1652 native_interpret_vector, native_interpret_expr): Likewise.
1653 * function.c (use_register_for_decl): Likewise.
1654 * gimplify.c (get_name): Likewise.
1655 * langhooks-def.h (lhd_return_null_const_tree): New.
1656 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
1657 * langhooks.c (lhd_return_null_const_tree): New.
1658 * langhooks.h (lang_get_callee_fndecl): Constify.
1659 * output.h (constructor_static_from_elts_p): Likewise.
1660 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
1661 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
1662 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
1663 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
1664 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
1665 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
1666 * rtlhooks-def.h (reg_nonzero_bits_general,
1667 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
1669 * rtlhooks.c (reg_num_sign_bit_copies_general,
1670 reg_nonzero_bits_general, reg_truncated_to_mode_general):
1672 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
1673 * stor-layout.c (mode_for_size_tree): Likewise.
1674 * tree-ssa-loop-im.c (memref_eq): Likewise.
1675 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
1676 * tree.c (contains_placeholder_p, type_list_equal,
1677 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
1679 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
1680 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
1681 contains_placeholder_p, contains_packed_reference,
1682 get_callee_fndecl, operand_equal_for_phi_arg_p,
1683 warn_if_unused_value, is_body_block, native_encode_expr,
1684 native_interpret_expr, fold_convertible_p, operand_equal_p,
1685 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
1686 validate_arglist, simple_cst_equal, type_list_equal,
1687 use_register_for_decl, call_expr_flags, get_name,
1688 highest_pow2_factor): Likewise.
1689 (const_call_expr_arg_iterator_d,
1690 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
1691 first_const_call_expr_arg, more_const_call_expr_args_p,
1692 FOR_EACH_CONST_CALL_EXPR_ARG): New.
1693 * varasm.c (constructor_static_from_elts_p): Constify.
1695 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
1697 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
1698 config/arm/neon-schedgen.ml, config/arm/neon.ml,
1699 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
1700 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
1701 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
1702 tree-vect-transform.c, tree.def: Fix comment typos. Follow
1703 spelling conventions.
1704 * doc/invoke.texi: Follow spelling conventions.
1706 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
1707 Revital Eres <eres@il.ibm.com>
1709 * modulo-sched.c (sms_schedule): Avoid loops which includes
1710 auto-increment instructions.
1712 2007-07-28 Richard Guenther <rguenther@suse.de>
1715 * fold-const.c (fold_cond_expr_with_comparison): Convert
1716 operand zero of MIN/MAX_EXPR to correct type.
1718 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1720 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
1721 flags_from_decl_or_type): Constify.
1722 * gcc.c (do_spec_1): Likewise.
1723 * print-tree.c (dump_addr, print_node_brief): Likewise.
1724 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
1725 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
1726 tree_purge_all_dead_eh_edges): Likewise.
1727 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
1728 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
1730 * tree.c (expr_location, expr_has_location, expr_locus,
1731 expr_filename, expr_lineno, get_inner_array_type,
1732 fields_compatible_p): Likewise.
1733 * tree.h (get_inner_array_type, fields_compatible_p,
1734 expr_location, expr_has_location, expr_locus, expr_filename,
1735 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
1736 setjmp_call_p, alloca_call_p): Likewise.
1738 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
1740 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
1741 TV_FLOW_INSENSITIVE.
1743 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
1745 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
1746 (compute_flow_insensitive_aliasing): Ditto for
1747 TV_FLOW_INSENSITIVE.
1749 2007-07-27 Jan Hubicka <jh@suse.cz>
1751 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
1754 * attribs.c: Include hashtab.h
1755 (attribute_hash): New.
1756 (substring): New structure.
1757 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
1759 (init_attributes): Initialize attribute hash.
1760 (decl_attributes): Use attribute hash.
1761 * Makefile.in (attribs.c): Depend on hashtab.h.
1763 2007-07-27 Steve Ellcey <sje@cup.hp.com>
1765 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
1767 2007-07-27 Richard Sandiford <richard@codesourcery.com>
1769 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
1770 __mips_dspr2 and __mips_dsp_rev macros.
1771 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
1773 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
1775 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
1777 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1781 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
1782 and the updating of the live and do_not_gen sets.
1783 (df_note_bb_compute): Added updating of live and do_not_gen sets
1784 for regular defs so that the case of clobber inside conditional
1785 call is processed correctly.
1787 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1789 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
1790 operands with compatible type.
1792 2007-07-27 Richard Sandiford <richard@codesourcery.com>
1794 * expr.h (store_bit_field): Don't return a value.
1795 * expmed.c (check_predicate_volatile_ok): New function.
1796 (store_bit_field_1): New function, extracted from store_bit_field.
1797 Take a fallback_p argument and return true if the operation succeeded.
1798 Only use store_fixed_bit_field if fallback_p. Don't recompute
1799 mode_for_extraction; use op_mode instead. Try forcing memories
1800 into registers if the insv expander fails.
1801 (store_bit_field): Use store_bit_field_1 with fallback_p true.
1802 Don't return a value.
1803 (convert_extracted_bit_field): New function, extracted from
1805 (extract_bit_field_1): Likewise. Take a fallback_p argument
1806 and return NULL if the operation succeeded. Only use
1807 extract_fixed_bit_field if fallback_p. Only calculate one
1808 extraction mode. Combine code for extv and extzv. Try forcing
1809 memories into registers if the ext(z)v expander fails.
1810 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
1812 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
1814 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
1816 (df_ref): Likewise. Put regno with other integer fields.
1818 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
1820 * df.h (df_mw_hardreg): Remove "loc" field.
1821 * df-scan.c (df_ref_record): Don't set it. Remove redundant
1823 * df-problems.c (df_whole_mw_reg_unused_p): New function,
1824 split out from df_set_unused_notes_for_mw. Return false for
1825 partial references. Assert that mw_reg is a REG when returning true.
1826 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
1827 (df_whole_mw_reg_dead_p): New function, split out from
1828 df_set_dead_notes_for_mw. Return false for partial references.
1829 Assert that mw_reg is a REG when returning true.
1830 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
1831 Remove redundant bitmap check.
1833 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
1835 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
1836 ($(T)crtend.o): Likwise.
1837 ($(T)crtbeginS.o): Likwise.
1838 ($(T)crtendS.o): Likwise.
1839 ($(T)crtfastmath.o): Likwise.
1841 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
1843 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
1844 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
1845 * basic-block.h (struct control_flow_graph): Added x_dom_computed
1846 and x_n_bbs_in_dom_tree fields.
1848 2007-07-26 Steve Ellcey <sje@cup.hp.com>
1850 PR tree-optimization/32087
1851 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
1852 Do not call scale_bbs_frequencies_int with prob of zero.
1854 2007-07-26 Julian Brown <julian@codesourcery.com>
1856 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
1857 (neon_element_bits): Add prototypes.
1858 * config/arm/arm.c (bounds_check, neon_lane_bounds)
1859 (neon_const_bounds, neon_element_bits): New functions.
1860 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
1861 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
1862 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
1863 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
1864 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
1865 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
1866 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
1867 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
1868 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
1869 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
1870 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
1871 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
1872 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
1874 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
1876 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
1877 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
1879 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
1880 Julian Brown <julian@codesourcery.com>
1882 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
1883 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
1884 * config/arm/cortex-a8.md: New.
1885 * config/arm/cortex-a8-neon.md: New.
1886 * config/arm/neon-schedgen.ml: New.
1887 * config/arm/neon.md (vqh_mnem): New.
1889 (Is_float_mode): New.
1890 (Scalar_mul_8_16): New.
1892 (V_mode_nunits): New.
1893 (All instruction patterns): Annotate with neon_type attribute
1895 * config/arm/arm.md: Include cortex-a8.md.
1896 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
1898 Annotate instruction patterns accordingly.
1899 (generic_sched): Do not use generic scheduling for Cortex-A8.
1900 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
1902 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
1904 * fold-const.c (fold_read_from_constant_string): Use
1906 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
1908 2007-07-26 Nick Clifton <nickc@redhat.com>
1910 * tree-ssa-operands.h: Change copyright header to refer to version
1911 3 of the GNU General Public License and to point readers at the
1912 COPYING3 file and the FSF's license web page.
1913 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
1914 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
1915 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
1916 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
1917 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
1918 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
1919 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
1920 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
1921 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
1922 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
1923 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
1924 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
1925 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
1926 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
1927 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
1928 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
1929 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
1930 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
1931 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
1932 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
1933 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
1934 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
1935 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
1936 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
1937 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
1938 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
1939 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
1940 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
1941 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
1942 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
1943 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
1944 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
1945 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
1946 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
1947 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
1948 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
1949 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
1950 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
1951 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
1952 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
1953 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
1954 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
1955 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
1956 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
1957 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
1958 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
1959 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
1960 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
1961 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
1962 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
1963 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
1964 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
1965 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
1966 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
1967 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
1968 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
1969 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
1970 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
1971 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
1972 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
1973 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
1974 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
1975 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
1976 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
1977 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
1978 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
1979 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
1980 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
1981 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
1982 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
1983 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
1984 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
1985 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
1986 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
1987 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
1988 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
1989 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
1990 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
1991 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
1992 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
1993 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
1994 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
1995 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
1996 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
1997 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
1998 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
1999 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
2000 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
2001 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
2002 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
2003 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
2004 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
2005 vecprim.h, basic-block.h, tree-ssa-structalias.c,
2006 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
2007 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
2008 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
2009 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
2010 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
2011 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
2012 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
2013 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
2014 convert.c, convert.h, langhooks-def.h, reload1.c,
2015 tree-ssa-operands.c: Likewise.
2017 2007-07-26 Jan Hubicka <jh@suse.cz>
2019 * tree-ssa-live.c: Include debug.h and flags.h.
2020 (mark_scope_block_unused): New function.
2021 (remove_unused_scope_block_p): New function.
2022 (remove_unused_locals): Remove unused blocks too.
2024 2007-07-25 Ian Lance Taylor <iant@google.com>
2026 * combine.c (combine_max_regno): Remove. Remove all uses.
2027 (struct reg_stat_struct): Rename from struct reg_stat.
2028 (reg_stat_type): Define, and declare VECs.
2029 (reg_stat): Change from pointer to VEC. Change all uses.
2030 (combine_split_insns): New static function.
2031 (try_combine, find_split_point): Call it instead of split_insns.
2033 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2035 * cfghooks.c (split_block): Fix the information about loop latch.
2037 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2039 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
2041 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2043 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2044 Scan the new edge for loop exit info.
2046 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
2048 * config/darwin.c: Include debug.h.
2050 2007-07-25 Steve Ellcey <sje@cup.hp.com>
2053 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
2055 2007-07-25 Steve Ellcey <sje@cup.hp.com>
2057 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
2058 (HARD_REGNO_MODE_OK): Ditto.
2059 (MODES_TIEABLE_P): Ditto.
2060 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
2061 (CLASS_MAX_NREGS): Ditto.
2062 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
2063 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
2064 (divdf3_internal_thr): Removed.
2065 * config/ia64/div.md: New file.
2066 * config/ia64/constraints.md: Add H constraint.
2068 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2070 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
2071 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
2072 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
2073 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
2074 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
2075 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
2076 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
2077 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
2078 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
2079 dump_sbitmap_file, debug_sbitmap, popcount_table,
2080 sbitmap_popcount): Constify.
2081 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
2082 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
2083 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
2084 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
2085 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
2086 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
2087 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
2088 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
2089 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
2090 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
2091 sbitmap_popcount, sbitmap_verify_popcount): Constify.
2093 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2095 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
2096 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
2097 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
2098 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
2099 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
2100 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
2101 bitmap_intersect_p, bitmap_intersect_compl_p,
2102 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2103 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
2105 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
2106 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
2107 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
2108 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2109 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2110 debug_bitmap, debug_bitmap_file, bitmap_print,
2111 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
2112 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
2114 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
2116 * config/darwin.c (darwin_override_options): Additional fix for
2117 debug info formats that don't support var tracking.
2119 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2121 * cselib.c (entry_and_rtx_equal_p): Constify.
2122 * gengtype.c (output_mangled_typename, write_types, write_local):
2124 * gengtype.h (const_type_p): New.
2125 * see.c (eq_descriptor_extension, hash_descriptor_extension):
2127 * tlink.c (scan_linker_output): De-constify.
2128 * tree-ssa-loop-im.c (memref_eq): Constify.
2129 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
2130 (shared_bitmap_hash, shared_bitmap_eq): Constify.
2132 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2134 * c-common.c (fname_as_string, c_type_hash): Constify.
2135 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2136 * cgraph.c (edge_hash, edge_eq): Likewise.
2137 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
2138 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
2139 reg_attrs_htab_eq): Likewise.
2140 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
2142 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
2143 const_decl_t, const_state_t, const_automata_list_el_t): New.
2144 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
2145 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
2146 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
2147 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
2148 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
2149 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
2150 compare_max_occ_cycle_nums, out_state_arcs_num,
2151 compare_transition_els_num, units_cmp, state_reservs_cmp):
2153 * genmodes.c (cmp_modes): Likewise.
2154 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
2155 * gimplify.c (compare_case_labels): Likewise.
2156 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
2157 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
2158 * matrix-reorg.c (mtt_info_hash): Likewise.
2159 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
2160 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
2161 (htab_hash_bucket, htab_hash_elem): Constify.
2162 * tree-browser.c (TB_parent_eq): Likewise.
2163 * tree-scalar-evolution.c (hash_scev_info): Likewise.
2164 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
2165 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
2166 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
2168 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
2169 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
2170 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
2171 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
2172 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
2174 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
2175 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
2176 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
2177 * tree-ssa-threadupdate.c (redirection_data_hash,
2178 redirection_data_eq): Likewise.
2179 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
2180 * tree-ssa.c (var_ann_eq): Likewise.
2181 * tree-vrp.c (compare_case_labels): Likewise.
2182 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
2183 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
2184 tree_not_check_failed, tree_class_check_failed,
2185 tree_range_check_failed, tree_not_class_check_failed,
2186 omp_clause_check_failed, omp_clause_range_check_failed,
2187 tree_contains_struct_check_failed, tree_operand_check_failed):
2189 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
2190 tree_not_check_failed, tree_class_check_failed,
2191 tree_range_check_failed, tree_not_class_check_failed,
2192 tree_operand_check_failed, omp_clause_operand_check_failed,
2193 tree_operand_length): Likewise.
2194 * var-tracking.c (const_variable): New.
2195 (variable_htab_hash, variable_htab_eq): Constify.
2196 * varasm.c (const_desc_hash): Likewise.
2198 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2200 * expr.c (handled_component_p): Constify.
2201 * fold-const.c (fit_double_type): Likewise.
2202 * real.h (real_value_from_int_cst): Likewise.
2203 * tree-flow-inline.h (gimple_in_ssa_p,
2204 gimple_aliases_computed_p, gimple_addressable_vars,
2205 gimple_call_clobbered_vars, gimple_referenced_vars,
2206 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
2207 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
2208 may_aliases, end_readonly_imm_use_p, has_zero_uses,
2209 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
2210 is_label_stmt, is_global_var, phi_ssa_name_p,
2211 factoring_name_p, is_call_clobbered, tree_common_ann,
2212 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
2213 unmodifiable_var_p, array_ref_contains_indirect_ref,
2214 ref_contains_array_ref, lookup_subvars_for_var,
2215 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
2216 gimple_mem_ref_stats): Likewise.
2217 * tree-flow.h (tree_common_ann, var_ann, function_ann,
2218 may_aliases, is_exec_stmt, is_label_stmt,
2219 ref_contains_array_ref, array_ref_contains_indirect_ref,
2220 var_can_have_subvars, overlap_subvar, is_call_clobbered,
2221 unmodifiable_var_p): Likewise.
2222 * tree-gimple.c (is_gimple_min_invariant): Likewise.
2223 * tree-gimple.h (is_gimple_min_invariant): Likewise.
2224 * tree.c (type_hash_list, attribute_hash_list, tree_size,
2225 cst_and_fits_in_hwi, real_value_from_int_cst,
2226 build_real_from_int_cst, integer_zerop, integer_onep,
2227 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
2228 tree_floor_log2, real_zerop, real_onep, real_twop,
2229 real_minus_onep, really_constant_p, purpose_member, chain_member,
2230 list_length, fields_length, int_size_in_bytes, bit_position,
2231 int_bit_position, byte_position, int_byte_position, expr_align,
2232 array_type_nelts, tree_node_structure,
2233 type_contains_placeholder_1, iterative_hash_pointer,
2234 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
2235 tree_map_base_eq, type_hash_list, type_hash_eq,
2236 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
2237 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
2238 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2239 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
2240 int_fits_type_p, get_containing_scope, decl_function_context,
2241 decl_type_context, omp_clause_operand_check_failed,
2242 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
2243 * tree.h (omp_clause_operand_check_failed, tree_size,
2244 build_real_from_int_cst, array_type_nelts, purpose_member,
2245 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
2246 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2247 is_attribute_p, check_qualified_type, expr_align,
2248 int_size_in_bytes, bit_position, int_bit_position, byte_position,
2249 int_byte_position, list_length, fields_length, initializer_zerop,
2250 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
2251 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
2252 tree_node_structure, handled_component_p, get_containing_scope,
2253 decl_function_context, decl_type_context, real_zerop,
2254 type_num_arguments, fit_double_type, really_constant_p,
2255 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
2256 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
2257 real_twop, real_minus_onep, int_cst_value): Likewise.
2259 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2261 * cfglayout.c (insn_scope, insn_line): Constify.
2262 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
2263 const_double_htab_hash, const_double_htab_eq,
2264 mem_attrs_htab_hash): Likewise.
2265 * loop-iv.c (biv_eq): Likewise.
2266 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
2267 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
2268 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
2270 * rtl-error.c (location_for_asm, diagnostic_for_asm,
2271 error_for_asm, warning_for_asm, _fatal_insn,
2272 _fatal_insn_not_found): Likewise.
2273 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
2274 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
2275 rtl_check_failed_type2, rtl_check_failed_code1,
2276 rtl_check_failed_code2, rtl_check_failed_code_mode,
2277 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
2278 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
2279 rtl_check_failed_type2, rtl_check_failed_code1,
2280 rtl_check_failed_code2, rtl_check_failed_code_mode,
2281 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
2282 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
2283 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
2284 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
2285 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
2286 rtx_unstable_p, get_integer_term, get_related_value,
2287 offset_within_block_p, reg_mentioned_p, count_occurrences,
2288 reg_referenced_p, reg_used_between_p, no_labels_between_p,
2289 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
2290 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
2291 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
2292 find_constant_src, find_reg_fusage, find_regno_fusage,
2293 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
2294 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
2295 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
2296 computed_jump_p, auto_inc_p, in_expr_list_p,
2297 remove_node_from_expr_list, loc_mentioned_in_p,
2298 label_is_jump_target_p, reversed_comparison_code_parts,
2299 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
2300 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
2301 print_inline_rtx): Likewise.
2302 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
2303 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
2304 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
2305 get_integer_term, get_related_value, offset_within_block_p,
2306 count_occurrences, reg_mentioned_p, no_labels_between_p,
2307 reg_used_between_p, reg_referenced_p, single_set_2,
2308 multiple_sets, set_noop_p, refers_to_regno_p,
2309 reg_overlap_mentioned_p, dead_or_set_p,
2310 covers_regno_no_parallel_p, covers_regno_p,
2311 dead_or_set_regno_p, find_reg_note, find_regno_note,
2312 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
2313 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
2314 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
2315 side_effects_p, may_trap_p_1, may_trap_p,
2316 may_trap_after_code_motion_p, may_trap_or_fault_p,
2317 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
2318 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
2319 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
2320 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
2321 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
2323 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
2324 warning_for_asm): Likewise.
2325 * tree.h (print_rtl): Likewise.
2326 * varasm.c (get_pool_mode): Likewise.
2328 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2330 * c-lex.c (c_lex_with_flags, lex_string): Constify.
2331 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
2332 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2333 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
2334 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
2335 * ddg.c (compare_sccs): Likewise.
2336 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
2337 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
2338 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
2339 decimal_do_fix_trunc, decimal_real_to_integer,
2340 decimal_real_to_integer2, decimal_real_maxval): Likewise.
2341 * dse.c (const_group_info_t): New.
2342 (invariant_group_base_eq, invariant_group_base_hash): Constify.
2343 * dwarf2out.c (const_dw_die_ref): New.
2344 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
2345 * tree-browser.c (TB_parent_eq): Likewise.
2346 * unwind-dw2-fde.c (__register_frame_info_bases,
2347 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
2348 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
2350 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
2351 * unwind-dw2.c (uw_frame_state_for): Likewise.
2352 * value-prof.c (histogram_hash, histogram_eq): Likewise.
2353 * value-prof.h (const_histogram_value): New.
2355 2007-07-25 Richard Sandiford <richard@codesourcery.com>
2357 * config/mips/mips.c (machine_function): Add
2358 initialized_mips16_gp_pseudo_p.
2359 (mips16_gp_pseudo_reg): Do not emit the initialization of
2360 mips16_gp_pseudo_rtx when being called from the gimple cost-
2361 calculation routines; emit it on the first use outside those
2364 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2366 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
2369 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
2370 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
2371 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
2372 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
2373 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
2374 Preserve const-ness of parameters through use of __typeof(),
2375 also constify and tidy.
2377 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
2378 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
2379 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
2380 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
2381 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
2382 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
2383 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
2384 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
2385 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
2387 2007-07-25 Julian Brown <julian@codesourcery.com>
2388 Mark Shinwell <shinwell@codesourcery.com>
2390 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
2391 (alpha_mangle_type): This.
2392 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2393 (TARGET_MANGLE_TYPE): Define this instead.
2394 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
2395 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
2396 (arm_init_neon_builtins): Fix comment.
2397 (arm_mangle_map_entry): New.
2398 (arm_mangle_map): New.
2399 (arm_mangle_type): New.
2400 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
2401 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
2402 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
2403 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2404 (TARGET_MANGLE_TYPE): Define this instead.
2405 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
2406 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
2407 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
2408 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2409 (TARGET_MANGLE_TYPE): Define this instead.
2410 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
2412 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
2413 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2414 (TARGET_MANGLE_TYPE): Define this instead.
2415 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
2416 (s390_mangle_type): This.
2417 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2418 (TARGET_MANGLE_TYPE): Define this instead.
2419 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
2420 (sparc_mangle_type): This.
2421 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2422 (TARGET_MANGLE_TYPE): Define this instead.
2423 * cp/mangle.c (write_type): Call mangle_type target hook on all
2424 types before mangling. Use original type, not main variant, as
2426 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
2427 (TARGET_MANGLE_TYPE): This.
2428 * target.h (gcc_target): Rename mangle_fundamental_type to
2430 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
2431 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
2433 2007-07-25 Julian Brown <julian@codesourcery.com>
2434 Paul Brook <paul@codesourcery.com>
2435 Joseph Myers <joseph@codesourcery.com>
2436 Mark Shinwell <shinwell@codesourcery.com>
2438 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
2439 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
2440 (with_fpu): Allow --with-fpu=neon.
2441 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
2442 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
2443 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
2444 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
2445 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
2446 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
2447 (neon_emit_pair_result_insn, neon_disambiguate_copy)
2448 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
2449 (output_move_neon): Add prototypes.
2450 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
2451 (all_fpus): Add FPUTYPE_NEON.
2452 (fp_model_for_fpu): Add NEON field.
2453 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
2454 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
2456 (arm_legitimate_address_p): Don't support fancy addressing for NEON
2458 (thumb2_legitimate_address_p): Likewise.
2459 (neon_valid_immediate): Recognize and prepare constants suitable for
2461 (neon_immediate_valid_for_move): New function. Recognize and prepare
2462 immediates for NEON move instructions.
2463 (neon_immediate_valid_for_logic): New function. Recognize and
2464 prepare immediates for NEON logic instructions.
2465 (neon_output_logic_immediate): New function. Create asm string
2466 suitable for outputting immediate logic instructions.
2467 (neon_pairwise_reduce): New function. Implement reduction using
2468 pairwise operations.
2469 (neon_expand_vector_init): New function. Expand a (possibly
2470 non-constant) vector initialization.
2471 (neon_vector_mem_operand): New function. Memory operands supported
2472 for quad-word loads/stores to/from ARM or NEON registers. Don't
2473 allow base+offset addressing for core regs.
2474 (neon_struct_mem_operand): New function. Valid mems for NEON
2476 (coproc_secondary_reload_class): Enable NEON registers to be loaded
2477 from neon_vector_mem_operand addresses without a secondary register.
2478 (add_minipool_forward_ref): Handle >8-byte minipool entries.
2479 (add_minipool_backward_ref): Likewise.
2480 (dump_minipool): Likewise.
2481 (push_minipool_fix): Likewise.
2482 (output_move_quad): New function. Output quad-word moves, loads and
2483 stores using ARM registers.
2484 (output_move_vfp): Add support for vectors in VFP (NEON) D
2486 (output_move_neon): Output a NEON load/store to/from a quadword
2488 (arm_print_operand): Implement new codes:
2489 - 'c' for unadorned integers (without a # sign).
2490 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
2492 - 'e', 'f' for the low and high D parts of a NEON Q register.
2493 - 'q' outputs a NEON Q register.
2494 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
2495 - 'T' prints NEON opcode features from a coded bitmask.
2496 - 'F' is similar to T, but signed/unsigned codes both print as
2498 - 't' is similar to T, but 'u' is printed instead of 'p'.
2499 - 'O' prints 'r' if NEON instruction should perform rounding (as
2500 specified by bitmask), else prints nothing.
2501 - '#' is a punctuation character to stop operand numbers from
2502 running together with following digits in the assembler
2503 strings for instructions (when using mode attributes).
2504 (arm_assemble_integer): Handle extra NEON vector modes. Permute
2505 constant vectors in big-endian mode, where necessary.
2506 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
2507 Handle EI, OI, CI, XI modes.
2508 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
2509 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
2510 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
2511 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
2512 (neon_builtin_type_bits): Add enumeration, one bit for each vector
2514 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
2515 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
2516 to turn v8qi, etc. into bits defined above.
2517 (neon_itype): New enumeration. Classifications of NEON builtins.
2518 (neon_builtin_datum): Define struct. Contains information about
2519 a single builtin (with multiple modes).
2520 (CF): Define helper macro for...
2521 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
2523 (neon_builtin_data): New array. Define information about builtins
2524 for use during initialization/expansion.
2525 (arm_init_neon_builtins): New function.
2526 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
2528 (neon_builtin_compare): New function.
2529 (locate_neon_builtin_icode): New function. Find an insn code for a
2530 builtin given a function code for that builtin. Also return type of
2531 builtin (NEON_BINOP, NEON_UNOP etc.).
2532 (builtin_arg): New enumeration. Types of arguments for builtins.
2533 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
2534 Takes a variable argument list of builtin_arg types, terminated by
2536 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
2537 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
2538 (neon_emit_pair_result_insn): New function. Support returning pairs
2539 of vectors via a pointer.
2540 (neon_disambiguate_copy): New function. Set up operands for a
2541 multi-word copy such that registers do not get clobbered.
2542 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
2543 ARM_BUILTIN_NEON_BASE.
2544 (arm_file_start): Set float-abi attribute for NEON.
2545 (arm_vector_mode_supported_p): Enable NEON vector modes.
2546 (arm_mangle_map_entry): New.
2547 (arm_mangle_map): New.
2548 (arm_mangle_vector_type): New.
2549 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
2551 (TARGET_NEON): New macro. Target supports NEON.
2552 (fputype): Add FPUTYPE_NEON.
2553 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
2554 for vectorization based on command-line arg.
2555 (NEON_REGNO_OK_FOR_NREGS): Define.
2556 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
2557 (VALID_NEON_STRUCT_MODE): Define.
2558 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
2559 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
2560 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
2561 (consttable_16): Add pattern for outputting 16-byte minipool
2563 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
2565 (vec-common.md, neon.md): Include md files.
2566 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
2567 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
2568 (memory_constraint "Ut", "Un", "Us"): Define.
2569 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
2570 (MMX_char): New mode attribute.
2571 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
2572 (*add<mode>3_iwmmxt): New insn pattern.
2573 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
2574 (*sub<mode>3_iwmmxt): New insn pattern.
2575 (mulv4hi3): Rename to...
2576 (*mulv4hi3_iwmmxt): This.
2577 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
2578 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
2579 (uminv4hi3, uminv2si3): Remove. Replace with...
2580 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
2581 (*umin<mode>3_iwmmxt): These.
2582 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
2583 (ashr<mode>3_iwmmxt): This new pattern.
2584 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
2585 (lshr<mode>3_iwmmxt): This new pattern.
2586 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
2587 (ashl<mode>3_iwmmxt): This new pattern.
2588 * config/arm/neon-docgen.ml: New file. Generate documentation for
2590 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
2591 * config/arm/arm_neon.h: New (autogenerated).
2592 * config/arm/neon-testgen.ml: New file. Generate NEON tests
2594 * config/arm/neon.md: New file. Define NEON instructions.
2595 * config/arm/neon.ml: New file. Abstract description of NEON
2596 instructions, used to generate arm_neon.h header, documentation and
2598 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
2599 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
2601 * doc/extend.texi (ARM Built-in Functions): Rename and remove
2603 (ARM NEON Intrinsics): New subsection.
2604 * doc/arm-neon-intrinsics.texi: New (autogenerated).
2606 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
2608 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
2611 2007-07-24 Jan Hubicka <jh@suse.cz>
2613 * regclass.c (move_table): New type.
2614 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
2615 (init_move_cost): Break out from ...
2616 (init_reg_sets_1): ... here; simplify computation of
2617 have_regs-of_mode and contains_reg_of_mode.
2618 (record_reg_classes): Unswitch internal loops.
2619 (copy_cost): Trigger lazy initialization of move cost
2620 (record_address_regs): Likewise.
2622 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
2624 * config/darwin.c (darwin_override_options): Don't force on
2625 flag_var_tracking_uninit when no debug info is requested.
2627 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2629 * cfgloop.c (init_loops_structure): New function.
2630 (flow_loops_find): Create root of the loop tree unconditionally.
2632 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
2634 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
2636 2007-07-24 Jan Hubicka <jh@suse.cz>
2638 * caller-save.c: Include ggc.h, gt-caller-save.h
2639 (reg_save_code, reg_restore_code): Rename to ...
2640 (cached_reg_save_code, cached_reg_restore_code): ... those.
2641 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
2642 (reg_save_code, reg_restore_code): New functions.
2643 (init_caller_save): Do not intialize
2644 reg_save_code/reg_restore_code tables.
2645 * Makefile.in: (gt-caller-save.h): New.
2647 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2649 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
2650 with the mode of the original operand instead of
2653 2007-07-23 Jan Hubicka <jH@suse.cz>
2655 * i386.c (ix86_secondary_memory_needed): Break out to...
2656 (inline_secondary_memory_needed): ... here.
2657 (ix86_memory_move_cost): Break out to ...
2658 (inline_memory_move_cost): ... here; add support for IN value of 2 for
2659 maximum of input and output; fix handling of Q_REGS on 64bit.
2660 (ix86_secondary_memory_needed): Microoptimize.
2662 2007-07-23 Sebastian Pop <sebpop@gmail.com>
2664 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
2665 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
2666 stmts_from_loop, known_dependences_p, build_rdg): New.
2667 * tree-data-ref.h: Depends on graphds.h.
2668 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
2669 (build_rdg): Declared.
2670 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
2672 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
2674 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
2677 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
2678 Jakub Jelinek <jakub@redhat.com>
2680 PR middle-end/PR28690
2681 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
2682 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
2683 and MEM_POINTER operands over REG and MEM operands.
2684 (swap_commutative_operands_p): Change return value to bool.
2685 * rtl.h: Update the corresponding prototype.
2686 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
2687 instead of gen_rtx_PLUS.
2688 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
2689 value to bool. Change function arguments to rtx's and update code
2691 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
2692 calls to match the new declaration.
2693 * simplify-rtx.c (simplify_associative_operation): Don't
2694 reorder simplify_binary_operation arguments.
2696 2007-07-23 Richard Sandiford <richard@codesourcery.com>
2698 * config/mips/mips.c (override_options): Use mips_costs to derive
2699 the default branch cost.
2700 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
2702 * config/mips/mips.opt (mbranch-cost=): New option.
2703 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
2705 2007-07-23 Richard Sandiford <richard@codesourcery.com>
2707 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
2708 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
2709 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
2710 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
2712 2007-07-23 Richard Sandiford <richard@codesourcery.com>
2714 * config/mips/constraints.md (ks): New constraint.
2715 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
2716 (*add<mode>3_mips16): ...here.
2718 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
2720 * optabs.h (enum optab_index): Add new OTI_signbit.
2721 (signbit_optab): Define corresponding macro.
2722 (enum insn_code signbit_optab[]): Remove array.
2723 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
2724 (expand_copysign_absneg): If back end provides signbit insn, use it
2725 instead of bit operations on floating point argument.
2726 * builtins.c (enum insn_code signbit_optab[]): Remove array.
2727 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
2728 availability of signbit insn.
2730 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
2731 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
2732 SSE mode is not active.
2733 (isinf<mode>2): Disable for mfpmath=sse,387.
2735 2007-07-22 Ben Elliston <bje@au.ibm.com>
2737 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
2739 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
2741 2007-07-20 Richard Guenther <rguenther@suse.de>
2743 * tree-cfg.c (verify_expr): COND_EXPRs can have any
2744 integral typed condition.
2745 * tree-ssa.c (useless_type_conversion_p): Do not preserve
2746 booleanness. Only preserve conversions from a non-base
2747 type to a base type, not in general between types with
2748 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
2749 * tree.def (COND_EXPR): Document that the condition
2750 can be of any integral type.
2752 2007-07-20 Nigel Stephens <nigel@mips.com>
2753 Richard Sandiford <richard@codesourcery.com>
2755 * config/mips/mips.h (mips_dwarf_regno): Declare.
2756 (DBX_REGISTER_NUMBER): Remove redundant brackets.
2757 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
2758 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
2759 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
2760 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
2761 (REG_CLASS_NAMES): Update accordingly.
2762 * config/mips/mips.c (mips_dwarf_regno): New array.
2763 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
2764 (mips_subword): Remove special handling for accumulator registers.
2765 (override_options): Initiailize mips_dwarf_regno. Remove use
2767 (mips_swap_registers): New function.
2768 (mips_conditional_register_usage): Swap accumulator registers
2769 around if TARGET_LITTLE_ENDIAN.
2770 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
2771 * config/mips/constraints.md (h, l): Use the endianness to choose
2772 between MD0_REG and MD1_REG.
2773 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
2774 alternative-dependent template.
2776 2007-07-20 Richard Sandiford <richard@codesourcery.com>
2778 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
2781 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2783 * function.c (thread_prologue_and_epilogue_insns): Fix exit
2784 predecessor fallthru flags.
2786 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2788 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
2789 of compare to the same type.
2790 * cfgloopmanip.c (add_loop): Update information about loop exits.
2791 (loop_version): Remove the innermost loop requirement.
2792 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
2793 to sizetype for pointers.
2795 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
2797 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
2798 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
2799 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
2801 * config/dfp-bit.c: Empty for TFmode conversions.
2803 2007-07-18 Caroline Tice <ctice@apple.com>
2805 * var-tracking.c (find_src_status): Check for COND_EXEC insns
2806 and handle them correctly; check that src is not NULL before
2808 (find_src_set_src): Likewise.
2810 2007-07-18 Bob Wilson <bob.wilson@acm.org>
2812 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
2813 (struct alignment_context, init_alignment_context): New.
2814 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
2815 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
2816 (XCHAL_HAVE_S32C1I): Likewise.
2817 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
2818 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
2819 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
2820 (ATOMIC, HQI): New macros.
2821 (memory_barrier, *memory_barrier): New.
2822 (sync_lock_releasesi): New.
2823 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
2824 (sync_lock_test_and_set<mode>): New.
2825 (sync_<atomic><mode>): New.
2826 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
2827 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
2828 (xtensa_expand_atomic): New.
2830 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2834 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
2835 transformation for builtin ISNORMAL.
2836 (expand_builtin): Handle BUILT_IN_ISNORMAL.
2837 * builtins.def (BUILT_IN_ISNORMAL): New.
2838 * doc/extend.texi: Document isnormal.
2840 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2844 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
2845 optabs infrastructure. Provide generic implementation for
2847 (expand_builtin): Handle FINITE/ISFINITE.
2848 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
2849 (fold_builtin_1): Likewise.
2851 * builtins.def (BUILT_IN_ISFINITE): New.
2853 * doc/extend.texi: Document isfinite.
2855 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2860 * builtins.c (expand_builtin_interclass_mathfn): Provide a
2861 generic fallback for isinf.
2862 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
2863 calculation code ...
2864 * real.c (get_max_float): ... to here.
2865 * real.h (get_max_float): New.
2867 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2871 * builtin-attrs.def (ATTR_TYPEGENERIC,
2872 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
2874 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
2875 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
2876 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
2877 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
2879 * c-common.c (handle_type_generic_attribute): New.
2880 (c_common_attribute_table): Add "type generic".
2882 * c-typeck.c (convert_arguments): Handle "type generic" functions.
2884 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
2886 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
2887 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
2890 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
2893 * config/cris/cris.c (cris_print_index): Don't use XEXP before
2894 checking that the operand is an expression.
2896 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
2897 Danny Smith <dannysmith@users.sourceforge.net>
2900 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
2901 file mapping object in local namespace if Windows version later
2904 2007-07-18 Richard Sandiford <richard@codesourcery.com>
2906 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
2907 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
2908 arm_cannot_force_const_mem.
2909 (arm_cannot_force_const_mem): New function.
2910 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
2911 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
2912 of arm_tls_referenced_p.
2913 * config/arm/arm.md (movsi): Split out-of-section constants when
2914 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
2915 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2917 2007-07-18 Richard Sandiford <richard@codesourcery.com>
2919 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
2921 2007-07-18 Richard Sandiford <richard@codesourcery.com>
2923 * config/mips/mips.md (*extendqihi2): Convert the destination
2926 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2928 * config/pa/fptr.c: Update license header.
2929 * config/pa/milli64.S: Likewise.
2931 2007-07-17 Nick Clifton <nickc@redhat.com>
2933 * COPYING_v3: New file. Contains version 3 of the GNU General
2935 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
2936 Lesser General Public License.
2937 * doc/include/gpl_v3.texi: New file. Contains version 3 of
2938 the GNU General Public License.
2940 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
2942 PR rtl-optimization/32773
2943 * cfglayout.c (force_one_exit_fallthru): New function.
2944 (cfg_layout_finalize): Use it.
2946 2007-07-16 Richard Guenther <rguenther@suse.de>
2947 Uros Bizjak <ubizjak@gmail.com>
2949 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
2950 before forcing it to gimple operand.
2952 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
2953 David Ung <davidu@mips.com>
2955 * config/mips/mips.h (TUNE_24K): Define.
2956 (TUNE_MACC_CHAINS): Add TUNE_24K.
2957 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
2959 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
2960 (r74k_int_madd): .. this new reservation.
2961 (define_bypass): Fixed bypasses for r74k_int_madd to use
2963 * config/mips/24k.md (define_bypass): Define new
2964 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
2966 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
2967 Nigel Stephens <nigel@mips.com>
2969 * config/mips/mips.md: Include 20kc.md.
2970 * config/mips/20kc.md: New file.
2971 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
2972 (mips_adjust_cost): Tweak for 20Kc.
2973 (mips_issue_rate): Likewise.
2974 * config/mips/mips.h (TUNE_20KC): Define.
2976 2007-07-16 David Edelsohn <edelsohn@gnu.og>
2978 * config/rs6000/rs6000.c (struct processor_cost): Add
2979 cache_line_size, l1_cache_lines, and simultaneous_prefetches
2981 (*_cost): Add cache information.
2982 (rs6000_override_options): Set cache parameters.
2984 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2987 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
2988 * doc/install.texi (mips-sgi-irix6): pthread support works now.
2990 2007-07-16 Paul Brook <paul@codesourcery.com>
2993 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
2994 (cirrus_thumb2_movsi_insn): Ditto.
2996 2007-07-15 Geoffrey Keating <geoffk@apple.com>
2998 * config/rs6000/darwin-fallback.c (interpret_libc): Change
3001 2007-07-15 Andrew Haley <aph@redhat.com>
3003 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
3004 before looking in the context.
3006 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3010 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
3011 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
3012 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
3013 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
3014 to generate .CALLINFO statement.
3015 (hppa_expand_prologue): Set rp_saved.
3016 (hppa_expand_epilogue): Use rp_saved.
3017 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
3018 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
3020 2007-07-14 Dirk Mueller <dmueller@suse.de>
3022 * omega.c (coalesce): Fix memory leak on early exit.
3023 * matrix-reorg.c (check_allocation_function): Likewise.
3024 * tree-vect-transform.c (vect_get_new_vect_var): free result
3026 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3027 pass pointer to edge vector
3028 (partition_hot_cold_basic_blocks): Fix memory leak.
3029 * collect2.c (prefix_from_string): Free temporary storage.
3030 * reload1.c (fixup_abnormal_edges): Free sbitmap.
3032 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
3034 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
3035 (DO_GLOBAL_DTORS_BODY): Likewise.
3037 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
3038 Nigel Stephens <nigel@mips.com>
3040 * config/mips/mips.c (mips_classify_symbol): Don't return
3041 SYMBOL_SMALL_DATA for constant pool addresses if
3042 TARGET_EMBEDDED_DATA is true.
3044 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
3046 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
3047 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
3048 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
3049 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
3050 __builtin_ia32_storehps, __builtin_ia32_storelps,
3051 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
3052 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
3053 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
3054 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
3055 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
3056 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
3057 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
3058 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
3059 using def_builtin_const.
3061 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
3063 PR tree-optimization/32705
3064 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
3065 (simplify_binary_expression): Use SSA_VAL consistently.
3067 2007-07-13 David Edelsohn <edelsohn@gnu.org>
3069 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
3070 (SPEFSCR_REGNO): Delete definition.
3071 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
3072 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3073 * config/rs6000/rs6000.h: Do not define *_REGNO.
3074 LINK_REGISTER_REGNUM -> LR_REGNO.
3075 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3076 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
3077 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3078 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
3079 R_VRSAVE, R_VSCR. Use them.
3080 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
3081 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
3082 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
3083 * config/rs6000/aix.h: Define R_LR. Use it.
3085 2007-07-13 Caroline Tice <ctice@apple.com>
3087 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
3088 flag_var_tracking is explicitly turned off (i.e. when variable
3089 tracking is not feasible); otherwise, turn flag_var_tracking on when
3090 flag_var_tracking_uninit is on.
3091 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
3092 note definitions, to allow recording of initialization status in the
3094 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
3095 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
3096 determine if two note locations are equal.
3097 (output_loc_list): Don't output list entries whose start & end labels
3099 (reg_loc_descriptor): Add parameter for initialization status; pass it
3100 to other loc descriptor functions.
3101 (one_reg_loc_descriptor): Add parameter for initialization status;
3102 check its value and add DW_OP_GNU_uninit to returned loc descr if
3104 (multiple_reg_loc_descriptor): Add parameter for initialization
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 (based_loc_descr): Add parameter for initialization status; add new
3110 variable for return value; check value of initialization parameter and
3111 add DW_OP_GNU_uninit to returned loc descr if appropriate.
3112 (concatn_mem_loc_descriptor): Add parameter for initialization status;
3113 pass init status argument to other loc descriptor functions; check
3114 value of intialization parameter and add DW_OP_GNU_uninit to returned
3115 loc descr if appropriate.
3116 (mem_loc_descriptor): Likewise.
3117 (concat_loc_descriptor): Likewise.
3118 (concatn_loc_descriptor): Likewise.
3119 (loc_descriptor): Add parameter for initialization status; pass it as
3120 argument to other loc descriptor function calls.
3121 (loc_descriptor_from_tree_1): Add appropriate initialization status
3122 to loc descriptor function calls.
3123 (add_location_or_const_value_attribute): Get initialization status
3124 from VAR_LOCATION note; add initialization status to loc descriptor
3126 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
3127 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
3128 status is uninitialized, add "[uninint]" to output.
3129 * common.opt (fvar-tracking-uninit): New option, similar to
3130 fvar-tracking, to turn on tracking of uninitialized variables; creates
3131 a new global flag, flag_var_tracking_uninit.
3132 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
3133 (enum var_init_status): New type, for var initialization status field.
3134 * var-tracking.c (struct location_chain_def): Two new fields, init,
3135 for initialization status, and set_src for the assignment value expr.
3136 (unshare_variable): New parameter for initialization status;
3137 initialize new init and set_src fields.
3138 (var_reg_set): New parameters for initialization status and value;
3139 pass them to set_variable_part.
3140 (var_mem_set): Likewise.
3141 (get_init_value): New function.
3142 (var_reg_delete_and_set): New initialization status & value
3143 parameters; add call to get_init_value if status is unknown; pass new
3144 parameters to clobber_variable_part and var_reg_set.
3145 (var_mem_delete_and_set): Likewise.
3146 (var_reg_delete): Pass null set_src value to clobber_variable_part.
3147 (var_mem_delete): Likewise.
3148 (variable_union): Pass status to unshare_variable; initialize new init
3149 and set_src fields. If flag_var_tracking_uninit is not set, force
3150 status to initialized.
3151 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
3152 used later to get the set_src value.
3153 (find_src_status): New function.
3154 (find_src_set_src): New function.
3155 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
3156 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
3157 MO_SET, get set_src value and pass it to var_reg_delete_and_set
3158 and var_mem_delete_and_set.
3159 (dump_variable): Print out "[uninit]" if appropriate.
3160 (set_variable_part): Add new initialization and set_src parameters;
3161 pass status to unshare_variable; set node->init and node- >set_src
3162 fields and modify slot in hash table appropriately; save the init and
3163 set_src values if appropriate and assign to the new node.
3164 (clobber_variable_part): New set_src parameter; if two nodes have
3165 same variable and same location but different set_src (assignment)
3166 values, clobber old node.
3167 (delete_variable_part): Pass init status to unshare_variable.
3168 (emit_note_insn_var_location): Add initialized var; assign var's init
3169 status to new 'initialized'; pass new init status field to calls to
3170 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
3171 status to initialized.
3172 (emit_notes_in_bb): Pass initialization status to calls to
3173 var_reg_set, var_mem_set, var_reg_delete_and_set and
3174 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
3175 var_reg_delete_and_set and var_mem_delete_and_set; call
3176 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
3177 make up for change in add_stores.
3178 (vt_add_function_parameters): Add status to calls to
3180 * config/darwin.c (darwin_override_options): Turn on uninitialized
3181 tracking automatically, if var_tracking is on and the system is
3184 2007-07-13 Sa Liu <saliu@de.ibm.com>
3186 * config.gcc: Add options for arch and tune on SPU.
3187 * config/spu/predicates.md: Add constant operands 0 and 1.
3188 * config/spu/spu-builtins.def: Add builtins for double precision
3189 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
3190 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
3192 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
3194 * config/spu/spu-protos.h: Add new function prototypes.
3195 * config/spu/spu.c (spu_override_options): Check options -march and
3197 (spu_comp_icode): Add comparison code for DFmode and vector mode.
3198 (spu_emit_branch_or_set): Use the new code for DFmode and vector
3200 (spu_const_from_int): New. Create a vector constant from 4 ints.
3201 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
3202 (spu_emit_vector_compare): New. Emit vector compare.
3203 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
3204 * config/spu/spu.h: Add options -march and -mtune. Define processor
3205 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
3206 CANONICALIZE_COMPARISON.
3207 * config/spu/spu.md: Add new insns for double precision compare
3208 and double precision vector compare. Add vcond and smax/smin patterns
3209 to enable DFmode vector conditional expression.
3210 * config/spu/spu.opt: Add options -march and -mtune.
3211 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
3212 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
3213 both CELL and CELLEDP targets: spu_testsv.
3214 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
3217 2007-07-13 Richard Guenther <rguenther@suse.de>
3219 PR tree-optimization/32721
3220 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
3221 TREE_THIS_VOLATILE on the folded reference.
3222 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
3223 if the array reference has TREE_THIS_VOLATILE set.
3225 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
3228 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
3230 2007-07-13 Andreas Schwab <schwab@suse.de>
3232 * gengtype-lex.l: Allow declarations to be indented.
3234 2007-07-12 Geoffrey Keating <geoffk@apple.com>
3236 * ginclude/tgmath.h: New.
3237 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
3238 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
3239 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
3240 * configure: Regenerate.
3242 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
3244 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
3245 correct index when setting register save state for xd
3248 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
3250 * config/sh/sh.c (mark_use): Remove.
3252 2007-07-12 Paul Brook <paul@codesourcery.com>
3254 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
3255 reg does not overlap return value.
3257 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
3259 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
3260 (set_expression_vuses): Ditto.
3261 (init_pre): Initialize expression_vuses.
3263 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3265 * config/i386/sse.md (storentdf, storentsf): New.
3267 2007-07-12 Geoffrey Keating <geoffk@apple.com>
3269 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
3271 * tree.c (build_decl_stat): Move code from here...
3272 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
3273 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
3274 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
3275 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
3276 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
3279 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
3280 Devang Patel <dpatel@apple.com>
3282 PR tree-optimization/25413
3283 * targhooks.c (default_builtin_vector_alignment_reachable): New.
3284 * targhooks.h (default_builtin_vector_alignment_reachable): New.
3285 * tree.h (contains_packed_reference): New.
3286 * expr.c (contains_packed_reference): New.
3287 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
3288 (vect_enhance_data_refs_alignment): Call
3289 vector_alignment_reachable_p.
3290 * target.h (vector_alignment_reachable): New builtin.
3291 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
3292 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
3293 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
3295 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
3297 * target.h (builtin_vectorization_cost): Add new target builtin.
3298 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
3299 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
3300 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
3301 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
3302 uninitialized variables.
3303 * tree-vect-transform.c (cost_for_stmt): New function.
3304 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
3305 using cost 1 for all scalar stmts. Be less conservative when
3306 estimating the number of prologue/epulogue iterations. Call
3307 targetm.vectorize.builtin_vectorization_cost. Return
3308 min_profitable_iters-1.
3309 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
3310 initialization cost instead of TARG_VEC_STMT_COST. Use
3311 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
3312 epilogue code. Fix epilogue cost computation.
3313 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
3314 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
3315 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
3316 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
3317 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
3318 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
3320 2007-07-12 Richard Guenther <rguenther@suse.de>
3322 * gimplify.c (gimplify_conversion): Make sure that the result
3323 from maybe_fold_offset_to_reference is trivially convertible
3324 to the desired type before doing the simplification.
3325 (gimplify_expr): Likewise.
3326 * fold-const.c (fold_binary): Use the correct types for
3327 building the simplified expression.
3329 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3331 PR rtl-optimization/32729
3332 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
3333 that fallthru to exit.
3335 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
3337 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
3338 (symDTPOFF2reg): Likewise.
3340 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
3342 PR tree-optimization/32663
3344 * tree.h (VALUE_HANDLE_VUSES): Remove.
3345 (struct tree_value_handle): Remove vuses.
3347 * tree-vn.c (create_value_handle_for_expr): Don't set
3350 * tree-ssa-pre.c (expression_vuses): New.
3351 (alloc_expression_id): Set up expression_vuses.
3352 (get_expression_vuses): New.
3353 (set_expression_vuses): Ditto.
3354 (clear_expression_ids): Modify for expression_vuses.
3355 (phi_translate_1): Ditto.
3356 (phi_translate_set): Ditto.
3357 (value_dies_in_block_x): Ditto
3358 (valid_in_sets): Ditto.
3359 (add_to_sets): Ditto.
3360 (find_existing_value_expr): Ditto.
3361 (create_value_handle_for_expr): Ditto.
3362 (make_values_for_stmt): Ditto.
3363 (vuse_equiv): Remove.
3365 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
3367 * Makefile.in (mostlyclean): Remove object files.
3369 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3371 * toplev.c (no_new_pseudos): Deleted.
3372 * rtl.h (no_new_pseudos): Deleted.
3373 * tree-pass.h (pass_no_new_pseudos): Deleted.
3374 * passes.c (pass_no_new_pseudos): Deleted.
3375 * final.c (rest_of_clean_state): Removed no_new_pseudos.
3376 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
3377 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
3379 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
3380 * rtlhooks.c (gen_lowpart_general): Ditto.
3381 * optabs.c (prepare_operand): Ditto.
3382 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
3384 * modulo-sched.c (rest_of_handle_sms): Ditto.
3385 * see.c (rest_of_handle_see): Ditto.
3386 * ifcvt.c (if_convert): Ditto.
3387 (gate_handle_if_after_combine): Replaced no_new_pseudos with
3389 * init-regs.c (gate_initialize_regs): Deleted set of
3391 * lower-subreg.c (decompose_multiword_subregs): Ditto.
3392 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
3393 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
3395 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
3398 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
3399 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
3400 (*vec_extractv2di_1_rex64): New insn pattern.
3402 2007-07-11 David Daney <ddaney@avtrex.com>
3404 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
3405 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
3406 for SIGNAL_UNWIND_RETURN_COLUMN.
3407 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
3408 (DWARF_FRAME_REGNUM): Rewrite.
3409 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
3411 2007-07-11 Nick Clifton <nickc@redhat.com>
3413 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
3414 delta and use gen_int_mode in place of GET_INT instead.
3416 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
3418 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
3421 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
3423 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
3424 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
3426 * params.h (VERIFY_CANONICAL_TYPES): Remove.
3427 (USE_CANONICAL_TYPES): New.
3428 * doc/invoke.texi (verify-canonical-types): Remove.
3429 (use-canonical-types): Add.
3431 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
3433 * config/spu/spu.c (spu_optimization_options): Remove setting of
3434 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
3435 (spu_override_options): Move it here.
3437 2007-07-11 Richard Sandiford <richard@codesourcery.com>
3439 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
3440 * config/mips/mips.c (mips_cpu_info_table): Mention
3441 MIPS_ISA_LEVEL_SPEC in the comment.
3443 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
3445 PR tree-optimization/32713
3446 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
3448 2007-07-11 Paolo Carlini <pcarlini@suse.de>
3451 * c-opts.c (c_common_post_options): Do not change flag_complex_method
3452 conditional to flag_isoc99.
3453 (c_common_init_options): Do it here, unconditionally.
3455 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
3457 PR tree-optimization/32589
3458 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
3459 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
3460 * tree-ssa-propagate.c (valid_gimple_expression_p): New
3461 predicate, extracted from...
3462 (set_rhs): ...here. Call it for the expression on entry.
3463 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
3464 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
3465 (simplify_binary_expression): Use valid_gimple_expression_p
3466 to validate the simplification.
3467 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
3469 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
3471 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
3472 DWARF2_DEBUG on 32 bit target too.
3473 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
3475 2007-07-11 Nick Clifton <nickc@redhat.com>
3477 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
3478 version for 64-bit hosts.
3480 2007-07-10 David Daney <ddaney@avtrex.com>
3482 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
3484 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
3486 * config/mips/mips.c (mips_expand_synci_loop): New function.
3487 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
3488 (UNSPEC_RDHWR): Same.
3489 (UNSPEC_SYNCI): Same.
3490 (UNSPEC_SYNC): Same.
3491 (clear_cache): New expand.
3495 (clear_hazard): Same.
3496 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
3498 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
3499 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
3501 2007-07-10 Ian Lance Taylor <iant@google.com>
3503 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
3506 2007-07-10 David Daney <ddaney@avtrex.com>
3508 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
3509 * builtins.c (expand_builtin___clear_cache): New function.
3510 (expand_builtin): Call expand_builtin___clear_cache for
3511 BUILT_IN_CLEAR_CACHE case.
3512 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
3513 * doc/md.texi (clear_cache): Document new instruction pattern.
3514 * testsuite/gcc.dg/builtins-64.c: New test.
3516 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
3518 * config/cris/cris.md ("movsi"): Fix typo in last change.
3520 2007-07-09 Geoffrey Keating <geoffk@apple.com>
3523 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
3525 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
3526 * varasm.c (assemble_start_function): Honor DECL_ALIGN
3527 for FUNCTION_DECLs. Don't use align_functions_log if
3529 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
3530 even for FUNCTION_DECLs.
3531 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
3533 * tree.h (DECL_ALIGN): Update for new location of 'align'.
3534 (DECL_FUNCTION_CODE): Update for new location and name of
3536 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
3537 (struct tree_decl_common): Move 'align' and 'off_align' out
3538 of union, ensure they're still on a 32-bit boundary. Remove
3539 other fields in union 'u1'.
3540 (struct tree_function_decl): Add field 'function_code' replacing
3541 'u1.f' in tree_decl_common.
3542 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
3543 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
3544 (Variable Attributes): Cross-reference 'aligned' attribute
3545 to Function Attributes.
3546 * flags.h (force_align_functions_log): Delete.
3547 * toplev.c (force_align_functions_log): Delete.
3549 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
3552 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
3553 (*vec_concatv2di_rex): New insn pattern.
3555 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3558 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
3560 2007-07-10 Ian Lance Taylor <iant@google.com>
3562 Replace no_new_pseudos in backends.
3563 * rtl.h (can_create_pseudo_p): Define.
3564 * config/darwin.c (machopic_indirect_data_reference): Use
3565 can_create_pseudo_p () instead of no_new_pseudos.
3566 (machopic_indirect_data_reference): Likewise.
3567 (machopic_legitimize_pic_address): Likewise.
3568 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
3569 (alpha_emit_set_const_1): Likewise.
3570 (alpha_emit_set_const): Likewise.
3571 (alpha_emit_conditional_move): Likewise.
3572 (alpha_split_conditional_move): Likewise.
3573 * config/alpha/alpha.md (various splitters): Likewise.
3575 * config/arm/arm.c (legitimize_pic_address): Likewise.
3576 (arm_load_pic_register): Likewise.
3577 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
3578 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
3579 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
3580 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
3581 * config/cris/cris.md (movsi): Likewise.
3582 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
3583 (symGOTOFF2reg_hilo): Likewise.
3584 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
3585 * config/h8300/h8300.md (insv, extzv): Likewise.
3586 * config/i386/i386.c (ix86_expand_move): Likewise.
3587 (ix86_expand_vector_move): Likewise.
3588 (ix86_prepare_fp_compare_args): Likewise.
3589 (ix86_expand_carry_flag_compare): Likewise.
3590 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
3591 (tls_dynamic_gnu2_combine_32): Likewise.
3592 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
3593 * config/ia64/ia64.c (ia64_expand_move): Likewise.
3594 (ia64_expand_movxf_movrf): Likewise.
3595 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
3596 (m32c_split_move): Likewise.
3597 (m32c_expand_insv): Likewise.
3598 * config/m68k/m68k.md (movsi): Likewise.
3599 * config/mips/mips.c (mips_force_temporary): Likewise.
3600 (mips_split_symbol): Likewise.
3601 (mips_move_integer): Likewise.
3602 (mips_legitimize_const_move): Likewise.
3603 * config/mn10300/mn10300.md (movsi): Likewise.
3604 * config/pa/pa.c (emit_move_sequence): Likewise.
3605 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3606 (rs6000_got_register): Likewise.
3607 (create_TOC_reference): Likewise.
3608 (rs6000_machopic_legitimize_pic_address): Likewise.
3609 * config/rs6000/rs6000.md (add<mode>3): Likewise.
3610 (various splitters): Likewise.
3611 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
3612 (movsi_got): Likewise.
3613 * config/s390/s390.c (emit_symbolic_move): Likewise.
3614 * config/s390/s390.md (movhi, movqi): Likewise.
3615 (load_multiple, store_multiple): Likewise.
3616 * config/score/score.c (score_force_temporary): Likewise.
3617 * config/sh/sh.c (prepare_move_operands): Likewise.
3618 (prepare_cbranch_operands): Likewise.
3619 (emit_fpu_switch): Likewise.
3620 (fpscr_set_from_mem): Likewise.
3621 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
3622 (adddi3, subsi3): Likewise.
3623 (various splitters): Likewise.
3624 (divsi_inv_fp_combine): Likewise.
3625 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
3626 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
3628 * config/sh/predicates.md (xor_operand): Likewise.
3629 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
3630 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
3631 (movdi_pic_label_ref): Likewise.
3632 * config/spu/spu.c (spu_split_immediate): Likewise.
3633 * config/alpha/alpha.md (various splitters): Remove test
3634 !no_new_pseudos || reload_completed.
3635 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
3637 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3638 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3639 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3640 * config/score/score.c (th_output_mi_thunk): Likewise.
3641 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3642 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3644 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
3646 PR rtl-optimization/32664
3647 * mode-switching.c (create_pre_exit): Skip barrier insns.
3649 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
3651 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
3652 force_gimple_operand_bsi.
3653 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
3654 rewrite_use_compare): Ditto.
3655 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
3657 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
3658 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
3659 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
3660 * tree-profile.c (prepare_instrumented_value,
3661 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3662 tree_gen_one_value_profiler, tree_gen_ic_profiler,
3663 tree_gen_ic_func_profiler, tree_gen_average_profiler,
3664 tree_gen_ior_profiler): Ditto.
3665 * tree-ssa-reassoc.c (negate_value): Ditto.
3666 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
3667 Use force_gimple_operand_bsi.
3668 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3669 * tree-if-conv.c (add_to_dst_predicate_list,
3670 find_phi_replacement_condition): Ditto.
3671 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
3672 Call mark_symbols_for_renaming for new statements.
3673 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
3675 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
3677 * cfghooks.c (remove_edge): New function.
3678 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
3680 * cfghooks.h (remove_edge): Declare.
3681 * cfg.c (remove_edge): Renamed to remove_edge_raw.
3682 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
3684 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
3686 * optabs.h: Added declaration for signbit_optab.
3687 * optabs.c: (init_optabs): Added initialization for signbit_optab.
3688 * genoptinit.c (optabs): Added entry for signbit insns.
3689 * builtins.c (expand_builtin_signbit): Added code to use a signbit
3691 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
3692 * config/s390/s390.md (signbit<mode>2): New expander.
3694 2007-07-09 Richard Guenther <rguenther@suse.de>
3697 * fold-const.c (fold_plusminus_mult_expr): Move constant
3698 arguments second to allow decomposing.
3700 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
3703 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
3705 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3706 Disregard DECL_FROM_INLINE.
3708 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
3711 * doc/invoke.texi: Add ftree-reassoc flag.
3712 * common.opt (ftree-reassoc): New flag.
3713 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
3714 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
3716 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
3718 PR tree-optimization/32681
3719 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
3720 saved in second_edge->aux when first_bb is a loop header.
3722 2007-07-09 Jan HUbicka <jh@suse.cz>
3724 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
3726 2007-07-09 Richard Guenther <rguenther@suse.de>
3728 * c-decl.c (start_function): Do not promote return type.
3730 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
3732 * function.c (do_warn_unused_parameter): Do not warn if
3733 TREE_NO_WARNING is set.
3735 2007-07-08 Andreas Schwab <schwab@suse.de>
3737 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
3739 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
3742 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
3744 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
3745 apply to assembly language, too.
3746 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
3748 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
3750 Revert (note the sccvn portions are *not* reverted)
3751 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
3753 Fix PR tree-optimization/23488
3755 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
3757 * tree-flow-inline.h (get_value_handle): Ditto.
3758 * tree-ssa-pre.c (decl_vh_map): New.
3759 (decl_node_pool): New.
3760 (can_value_number_operation): Support DECL_P.
3761 (can_PRE_operation): Ditto.
3762 (create_expression_by_pieces): Ditto.
3763 (find_existing_value_expr): Modify to differnetiate between
3764 addressing and top level.
3765 (create_value_handle_for_expr): Handle DECL's.
3766 (poolify_tree): Ditto.
3767 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
3768 (make_values_for_stmt): Handle DECL's properly.
3769 (init_pre): Reorg to not init useless things during FRE.
3771 * tree-flow.h: Include pointer-set.h.
3772 (decl_vh_map): Declare.
3773 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
3775 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
3777 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
3778 the constraint description.
3779 * doc/md.texi: Update documentation of AVR constraints.
3781 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
3783 * auto-inc-dec.c, config/arm/arm.c,
3784 config/m32r/constraints.md, config/mips/mips.md,
3785 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
3786 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
3787 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
3788 typos. Follow spelling conventions.
3789 * doc/invoke.texi, doc/rtl.texi: Fix typos.
3791 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
3792 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
3794 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
3795 realloc_vuse): Remove.
3796 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
3799 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
3801 Fix PR tree-optimization/23488
3803 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
3804 (try_to_simplify): Ditto.
3806 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
3808 * tree-flow-inline.h (get_value_handle): Ditto.
3809 * tree-ssa-pre.c (decl_vh_map): New.
3810 (decl_node_pool): New.
3811 (can_value_number_operation): Support DECL_P.
3812 (can_PRE_operation): Ditto.
3813 (create_expression_by_pieces): Ditto.
3814 (find_existing_value_expr): Modify to differnetiate between
3815 addressing and top level.
3816 (create_value_handle_for_expr): Handle DECL's.
3817 (poolify_tree): Ditto.
3818 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
3819 (make_values_for_stmt): Handle DECL's properly.
3820 (init_pre): Reorg to not init useless things during FRE.
3822 * tree-flow.h: Include pointer-set.h.
3823 (decl_vh_map): Declare.
3824 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
3826 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
3828 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
3829 apply to assembly language, too.
3830 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
3832 2007-07-06 Ian Lance Taylor <iant@google.com>
3833 Zack Weinberg <zackw@panix.com>
3836 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
3838 2007-07-06 Richard Sandiford <richard@codesourcery.com>
3840 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
3841 (prefetch): Likewise if "pref" would be used.
3843 2007-07-06 Josh Conner <jconner@apple.com>
3847 * calls.c (store_one_arg): Handle arguments which are partially
3848 on the stack when detecting argument overlap.
3850 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
3852 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
3853 chosen during find_reloads.
3855 2007-07-06 Richard Guenther <rguenther@suse.de>
3857 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
3858 TYPE_ARG_TYPES for verification of argument types. Use
3859 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
3860 parameters as variable arguments.
3862 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
3864 * libgcc2.h (word_type): Type definition removed.
3865 (cmp_return_type, shift_count_type): Type definitions added.
3866 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
3867 replaced with shift_count_type.
3868 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
3870 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
3871 changed from word_type to Wtype.
3872 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
3873 replaced with shift_count_type.
3874 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
3876 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
3877 and libgcc_shift_count attribute added.
3878 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
3879 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
3880 (TARGET_INITIALIZER): New target hooks added.
3881 * targhooks.c (default_libgcc_cmp_return_mode,
3882 default_libgcc_shift_count_mode): Default implementations for the new
3884 * targhooks.h (default_libgcc_cmp_return_mode,
3885 default_libgcc_shift_count_mode): Function prototypes added.
3886 * target.h (struct gcc_target): Fields for the new target hooks added.
3887 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
3889 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
3892 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
3893 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
3895 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
3896 s390_libgcc_shift_count_mode): Functions added.
3897 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
3898 Target hooks defined.
3900 2007-07-06 Richard Sandiford <richard@codesourcery.com>
3902 * config/mips/mips.c (compute_frame_size): Restore the original
3903 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
3904 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
3905 Document why the difference is needed.
3907 2007-07-06 Richard Guenther <rguenther@suse.de>
3909 * c-common.c (boolean_increment): Use correctly typed
3912 2007-07-06 Richard Sandiford <richard@codesourcery.com>
3914 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
3915 the topmost argument register is not also included in the save mask.
3916 (mips16e_collect_argument_save_p): Take a pointer to the argument
3917 register, rather than a pointer to the number of arguments.
3918 (mips16e_collect_argument_saves): Only include argument saves
3919 that aren't in the register mask.
3921 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
3923 PR rtl-optimization/32450
3924 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
3925 to ensure that instructions are not moved into the prologue when
3926 profiling is on. Remove unused prologue_end variable.
3927 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
3928 as a scheduling barrier.
3930 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
3933 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3934 Disregard DECL_FROM_INLINE.
3936 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
3938 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
3939 IORing with a constant.
3941 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
3943 PR rtl-optimization/32475
3944 * df-scan.c (df_def_record_1): Add a use of the stack pointer
3945 for every definition of the stack pointer.
3947 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
3949 * arm.c (vfp3_const_double_index): Copy signed results of
3950 REAL_VALUE_TO_INT into unsigned vars.
3952 2007-07-05 Richard Guenther <rguenther@suse.de>
3955 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
3957 * tree-ssa.c (useless_type_conversion_p): Check canonical
3960 2007-07-05 Anatoly Sokolov <aesok@post.ru>
3962 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
3963 zero_extendhisi2): Change to define_insn_and_split.
3964 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
3966 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
3968 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
3969 pass_match_asm_constraints): New.
3970 * passes.c (init_optimization_passes): Add new pass.
3971 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
3972 * function.h (struct function): Add has_asm_statement bit.
3973 (current_function_has_asm_statement): New.
3974 * tree-pass.h (pass_match_asm_constraints): New.
3976 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
3978 * config/mips/mips.c (mips_file_start): Avoid declaration
3981 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3983 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
3985 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
3987 * rtl.def (NOTE): Change print format string to print
3988 operand 5 as a note insn name.
3990 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3991 David Ung <davidu@mips.com>
3993 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
3994 * doc/invoke.texi: (MIPS Options): Document them.
3996 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3997 David Ung <davidu@mips.com>
3999 Add support for SmartMIPS ASE.
4001 * optabs.c (expand_binop_directly): New, broken out from...
4002 (expand_binop): Here. Make it try rotating in the other
4003 direction even when the second operand isn't constant.
4004 * config/mips/mips.md (*lwxs): New.
4005 * config/mips/mips.opt (msmartmips): New.
4006 * config/mips/mips.c (mips_lwxs_address_p): New.
4007 (mips_rtx_costs): Make it recognize scaled indexed addressing.
4008 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4009 __mips_smartmips when compiling for TARGET_SMARTMIPS.
4010 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
4011 (ISA_HAS_LWXS): New.
4012 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
4013 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
4014 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
4015 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
4016 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
4017 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
4018 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
4020 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
4022 * tree-vectorizer.c (new_loop_vec_info): Initialize
4023 LOOP_VINFO_COST_MODEL_MIN_ITERS.
4024 * tree-vectorizer.h (_loop_vec_info): Added new filed
4025 min_profitable_iters.
4026 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
4027 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
4028 * tree-vect-analyze.c (vect_analyze_operations): Set
4029 LOOP_VINFO_COST_MODEL_MIN_ITERS.
4030 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
4031 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
4032 Fix calculation of peel_iters_prologue. Move consideration of epilogue
4033 and prologue cost to after they are computed.
4034 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
4036 (vect_model_simple_cost): Takes additional argument dt. Consider cost
4037 of creating vectors from scalars according to dt.
4038 (vect_model_store_cost): Likewise.
4039 (vectorizable_call): Use dt array instead of scalar dt. Call
4040 vect_model_simple_cost with additional argument dt.
4041 (vectorizable_assignment): Likewise.
4042 (vectorizable_operation): Likewise.
4043 (vectorizable_type_demotion): Likewise.
4044 (vectorizable_type_promotion): Likewise.
4045 (vectorizable_store): Use dt array instead of scalar dt. Call
4046 vect_model_store_cost with additional argument dt.
4047 (vect_do_peeling_for_loop_bound): Don't call
4048 vect_estimate_min_profitable_iters. Instead, lookup
4049 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
4050 "may not be profitable".
4052 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
4055 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
4056 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
4057 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
4058 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
4060 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
4062 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
4063 addressing modes cheaper.
4065 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
4067 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
4068 (dw_ranges_struct): Rename block_num to num. Adjust.
4069 (dw_ranges_by_label_struct): New.
4070 (ranges_by_label, ranges_by_label_allocated,
4071 ranges_by_label_in_use): New variables.
4072 (add_ranges_num): Factored most of the code out of...
4073 (add_ranges): ... this one. Rewrite in terms of the former.
4074 (add_ranges_by_labels): New.
4075 (output_ranges): Output by-label ranges.
4076 (dwarf2out_finish): Output range for multiple-section
4077 compile_unit. Output standard DW_AT_low_pc in addition to
4078 unexpected DW_AT_entry_pc.
4080 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
4082 PR tree-optimization/32604
4083 PR tree-optimization/32606
4085 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
4086 (compute_antic_safe): Removed.
4087 (ANTIC_SAFE_LOADS): Ditto.
4088 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
4089 (execute_pre): Don't call compute_antic_safe.
4090 (vuse_equiv): New function.
4091 (make_values_for_stmt): Use it
4092 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
4095 2007-07-04 Anatoly Sokolov <aesok@post.ru>
4098 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
4100 (avr_attribute_table): Make "naked" attribute apply to function types
4101 rather than to decls.
4102 (avr_handle_fntype_attribute): New function.
4104 2007-07-04 Joseph Myers <joseph@codesourcery.com>
4106 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
4109 2007-07-04 David Ung <davidu@mips.com>
4110 Joseph Myers <joseph@codesourcery.com>
4112 * config/mips/mips.md (type): Add logical, signext and move.
4113 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
4114 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
4115 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
4116 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
4117 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
4118 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
4119 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
4120 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
4121 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
4122 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
4123 movv2sf_hardfloat_64bit): Use the new types.
4124 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
4125 *movdf_softfloat, *movdf_mips16): Use "multi".
4126 (extendqihi2): Replace with a define_expand.
4127 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
4128 Based on extend<SHORT:mode><GPR:mode>2 patterns.
4129 * config/mips/74k.md (r74k_int_logical): New reservation and
4131 (r74k_int_arith): Remove "slt".
4132 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
4133 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
4134 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
4135 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
4136 reservations for "arith".
4138 2007-07-04 Richard Guenther <rguenther@suse.de>
4140 * tree-ssa.c (useless_type_conversion_p): Add handling for
4141 scalar float and vector types. Only call the types_compatible_p
4142 langhook for aggregate types as last resort. Follow the
4145 2007-07-04 Richard Guenther <rguenther@suse.de>
4147 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
4148 the same as NOP_EXPR.
4150 2007-07-04 Nick Clifton <nickc@redhat.com>
4152 * target.h (struct gcc_target): Add target_help field.
4153 * target-def.h (TARGET_HELP): New.
4154 (TARGET_INITIALIZER): Use TARGET_HELP.
4155 * opts.c (command_handle_option): Invoke target_help function, if
4156 defined, when the user has specified --target-help on the command
4158 * doc/invoke.texi: Mention that --target-help might print
4159 additional information.
4160 * doc/tm.texi: Document TARGET_HELP hook.
4162 * arm.c (TARGET_HELP): Override default definition.
4163 (arm_target_help): New - display a wrapped list of cores and
4164 architectures supported.
4166 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
4168 * config/gcc/v850/v850.c (expand_prologue): Make sure
4169 GEN_INT() argument is sign extended rather than zero extended.
4170 (expand_epilogue): Likewise.
4171 (output_move_double): Delete.
4172 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
4173 * config/gcc/v850/v850.md (movdi): Delete.
4174 (*movdi_internal): Delete.
4176 (*movdf_internal): Delete.
4178 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4180 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
4181 unless compiling RTP PIC.
4183 2007-07-04 Richard Guenther <rguenther@suse.de>
4185 PR tree-optimization/32482
4186 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
4187 original ssa name if we didn't find a shift expression.
4188 Fix shift constant for bit zero test.
4190 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4192 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
4194 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4196 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
4197 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
4198 * config/arm/vxworks.h (ASM_SPEC): Delete.
4199 (SUBTARGET_EXTRA_ASM_SPEC): Define.
4201 2007-07-04 Sebastian Pop <sebpop@gmail.com>
4203 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
4204 (DDR_REVERSED_P): New.
4205 * tree-data-ref.c (initialize_data_dependence_relation,
4206 build_classic_dist_vector): Set DDR_REVERSED_P.
4208 2007-07-04 Sebastian Pop <sebpop@gmail.com>
4211 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
4212 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
4213 init_omega_for_ddr_1): Use non conservative number of iterations
4215 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
4216 (analyze_siv_subscript): Remove FIXME and reinitialization of
4217 last_conflicts to chrec_dont_know.
4218 * testsuite/gfortran.dg/vect/pr32457.f90: New.
4220 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
4222 * tree.c (maybe_canonicalize_argtypes): Improve description.
4224 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
4226 * tree.c (maybe_canonicalize_argtypes): New.
4227 (build_function_type): Set canonical type.
4228 (build_method_type_directly): Ditto.
4229 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
4232 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4234 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
4236 (rewrite_use_nonlinear_expr): Likewise.
4238 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
4240 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
4242 2007-07-04 Ben Elliston <bje@au.ibm.com>
4244 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
4247 * c-objc-common.c (c_types_compatible_p): Fix indentation.
4249 * doc/tm.texi (Run-time Target): Capitalise "CPU".
4250 (Exception Handling): Likewise.
4252 2007-07-03 Jan Hubicka <jh@suse.cz>
4254 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
4256 2007-07-03 Eric Christopher <echristo@apple.com>
4258 * doc/cppopts.texi: Add conflicting option note to -dM.
4259 * doc/invoke.texi: Add note about possible conflicts with
4260 -E for -dCHARS and note that -dM will not produce
4261 any results if there is no machine dependent reorg.
4263 2007-07-03 Geoffrey Keating <geoffk@apple.com>
4265 * tree.h (DECL_ALIGN): Back out previous change.
4267 2007-07-03 Joseph Myers <joseph@codesourcery.com>
4269 * configure.ac: Test for .dtprelword support on MIPS.
4270 * configure, config.in: Regenerate.
4271 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
4272 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
4274 2007-07-03 Julian Brown <julian@codesourcery.com>
4276 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
4277 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
4278 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
4279 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
4281 (all_fpus): Add FPUTYPE_VFP3.
4282 (fp_model_for_fpu): Add VFPv3 field.
4283 (arm_rtx_costs_1): Give cost to VFPv3 constants.
4284 (vfp3_const_double_index): New function. Return integer index of
4285 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
4287 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
4288 and argument represents a valid RTX for a VFPv3 constant.
4289 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
4291 (vfp_emit_fstmd): Similar, for fstmd.
4292 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
4293 constants, represented as integer indices.
4294 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
4295 VFP_REGNO_OK_FOR_DOUBLE macros.
4296 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
4297 (arm_file_start): Set float-abi attribute for VFPv3, and output
4298 correct ".fpu" assembler directive.
4299 (arm_dbx_register_numbering): Add FIXME.
4300 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
4301 (fputype): Add FPUTYPE_VFP3.
4302 (FIXED_REGISTERS): Add 32 registers for D16-D31.
4303 (CALL_USED_REGISTERS): Likewise.
4304 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
4305 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
4306 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
4307 (D7_VFP_REGNUM): New.
4308 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
4309 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
4310 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
4311 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
4312 (REG_ALLOC_ORDER): Adjust for VFPv3.
4313 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
4314 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
4315 VFP_LO_REGS, VFP_HI_REGS.
4316 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
4317 (IS_VFP_CLASS): Define macro.
4318 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
4320 (REGISTER_MOVE_COST): Likewise.
4321 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
4322 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
4323 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
4324 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
4325 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
4326 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
4327 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
4328 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
4329 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
4330 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
4331 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
4332 where appropriate for single-word registers.
4333 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
4334 As above. Fix type attributes.
4335 * config/arm/constraints.md (register_contraint "t"): Define.
4336 (register_constraint "w"): Change to D0-D15, or D0-D31 for
4338 (register_constraint "x"): Define.
4339 (constraint "Dv"): Define.
4341 2007-07-03 Geoffrey Keating <geoffk@apple.com>
4343 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
4345 2007-07-03 Tom Tromey <tromey@redhat.com>
4347 * c-parser.c (objc_pq_context): Removed.
4348 (objc_need_raw_identifier): Likewise.
4349 (c_parser) <objc_pq_context>: New field.
4350 <objc_need_raw_identifier>: Likewise.
4351 (OBJC_NEED_RAW_IDENTIFIER): Removed.
4352 (c_lex_one_token): Update.
4353 (c_parser_objc_protocol_definition): Update.
4354 (c_parser_objc_method_definition): Update.
4355 (c_parser_objc_methodproto): Update.
4356 (c_parser_declspecs): Update.
4358 2007-07-03 David Ung <davidu@mips.com>
4360 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
4362 2007-07-03 David Ung <davidu@mips.com>
4363 Richard Sandiford <richard@codesourcery.com>
4365 * doc/invoke.texi: Document -march=74kf3_2.
4366 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
4367 (TUNE_74K): Check for it.
4368 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
4369 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
4370 * config/mips/mips.md (cpu): Add 74kf3_2.
4371 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
4372 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
4373 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
4374 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
4375 74kf3_2 to the CPU list.
4376 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
4377 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
4378 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
4379 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
4380 (r74kf3_2_fxfer_from_c1): New insn reservations.
4382 2007-07-03 Richard Sandiford <richard@codesourcery.com>
4383 David Ung <davidu@mips.com>
4385 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
4386 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
4387 and 74k[fx]. Document aliases for the new options.
4388 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
4389 (PROCESSOR_24KF2_1): ...this.
4390 (PROCESSOR_24KX): Rename to...
4391 (PROCESSOR_24KF1_1): ...this.
4392 (PROCESSOR_74KF): Rename to...
4393 (PROCESSOR_74KF2_1): ...this.
4394 (PROCESSOR_74KX): Rename to...
4395 (PROCESSOR_74KF1_1): ...this.
4396 (TUNE_74K): Update PROCESSOR_* names.
4397 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
4398 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
4399 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
4400 (mips_rtx_cost_data): Update processor names in comments.
4401 (mips_issue_rate): Update PROCESSOR_* names.
4402 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
4403 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
4404 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
4405 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
4406 Update cpu attribute names.
4407 (r24k_fpu_iss): Rename this reservation to...
4408 (r24kf2_1_fpu_iss): ...this and update all uses.
4409 (r24kx_fpu_iss): Rename this reservation to...
4410 (r24kf1_1_fpu_iss): ...this and update all uses.
4411 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
4412 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
4413 Update cpu attribute names.
4415 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
4417 * config/m32r/constraints.md: New file.
4418 * config/m32r/m32r.c: Include tm-constrs.h.
4419 (small_data_operand): Use satisfies_constraint_* instead of macro.
4420 (addr24_operand, gen_compare): Likewise.
4421 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
4422 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
4423 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4424 EXTRA_CONSTRAINT): Likewise.
4425 * config/m32r/m32r.md: Include constraints.md.
4426 (*movsi_insn): Use satisfies_constraint_* instead of macro.
4427 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
4428 * config/m32r/predicates.md (conditional_move_operand): Likewise.
4429 (two_insn_const_operand, int8_operand, uint16_operand,
4430 reg_or_int16_operand, reg_or_uint16_operand,
4431 reg_or_cmp_int16_operand, cmp_int16_operand,
4432 seth_add3_operand): Likewise.
4434 2007-07-03 Eric Christopher <echristo@gmail.com>
4436 * libgcc2.h: Conditionally declare __bswapsi2 and
4439 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
4441 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
4444 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4447 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
4448 (__gthrw_pragma): Provide default definition.
4450 * gthr-posix.c (__gthrw_pragma): Define.
4452 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
4454 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
4455 before declaring inequality.
4457 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
4459 * combine.c (recog_for_combine): Log the success or failure of
4460 matching new insn patterns against the machine description in
4463 2007-07-03 Revital Eres <eres@il.ibm.com>
4465 * ddg.c (print_sccs): New function.
4466 (check_sccs): New function.
4467 (create_ddg_all_sccs): Use it.
4468 * ddg.h (print_sccs): Declare.
4469 * modulo-sched.c (sms_order_nodes): Call print_sccs.
4471 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
4473 * targhooks.h (default_mode_for_suffix): New function declaration.
4474 * targhooks.c (default_mode_for_suffix): New default target hook.
4475 * target.h (struct c): New structure in the targetm struct.
4476 (mode_for_suffix): New target hook as part of struct c.
4477 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
4478 default_mode_for_suffix.
4479 (TARGET_C): New define.
4480 * c-lex.c: Include "target.h".
4481 (interpret_float): Use targetm.c.mode_for_suffix to determine
4482 the mode for a given non-standard suffix.
4483 Makefile.in (c-lex.o): Depend on $(TARGET_H).
4485 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
4486 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
4488 * doc/extend.texi (Floating Types): New node. Document __float80 and
4489 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
4491 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
4494 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
4495 predicate instead of target_operand.
4496 (divsi3_i1_media, divsi3_media_2): Likewise.
4498 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
4500 * tree.h (alias_sets_might_conflict_p): Rename into
4501 alias_sets_must_conflict_p.
4502 * alias.c (alias_sets_might_conflict_p): Likewise.
4503 (alias_sets_conflict_p): Use it.
4504 (objects_must_conflict_p): Likewise.
4505 * c-common.c (strict_aliasing_warning): Adjust.
4507 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4509 * rtlhooks.c (gen_lowpart_if_possible): Check for
4510 invalid subreg before calling gen_lowpart_SUBREG.
4512 2007-07-02 Geoffrey Keating <geoffk@apple.com>
4514 * config/darwin9.h: Add copyright notice.
4515 (LINK_COMMAND_SPEC): Add comment.
4516 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
4517 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
4518 DARWIN_LIBSYSTEM_HAS_UNWIND.
4520 2007-07-02 Jakub Jelinek <jakub@redhat.com>
4523 * omp-low.c (check_combined_parallel): New function.
4524 (lower_omp_parallel): Call it via walk_stmts, set
4525 OMP_PARALLEL_COMBINED if appropriate.
4526 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
4527 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
4528 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
4529 don't consider it as combined parallel.
4531 2007-07-02 Richard Sandiford <richard@codesourcery.com>
4533 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4534 (gcc_tooldir): Likewise.
4535 * configure: Regenerate.
4536 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4537 old configure.ac gcc_tooldir setting.
4538 (prefix_to_exec_prefix): New variable.
4539 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4540 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4542 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
4544 Fix PR tree-optimization/32583
4545 Fix PR tree-optimization/32584
4546 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
4547 (phi_translate_set): Use phi_translate directly now.
4548 (make_values_for_stmt): Don't value number RHS if we already know
4551 2007-07-02 Steve Ellcey <sje@cup.hp.com>
4552 Jim Wilson <wilson@specifix.com>
4555 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
4558 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
4559 Richard Sandiford <richard@codesourcery.com>
4560 Nigel Stephens <nigel@mips.com>
4562 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
4563 (mips16e_output_save_restore): Declare.
4564 (mips16e_save_restore_pattern_p): Likewise.
4565 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
4566 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
4567 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
4568 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
4569 (BITSET_P): New global macro, extracted from...
4570 (mips_for_each_saved_reg): ...here.
4571 (mips16e_save_restore_info): New struct.
4572 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
4573 (mips16e_save_restore_regs): New variable.
4574 (mips_split_plus, mips16e_find_first_register): New functions.
4575 (mips16e_mask_registers): New function.
4576 (compute_frame_size): Expand the commentary before the function.
4577 Enforce the MIPS16e save and restore register range restrictions.
4578 Pad the general register save area at the low end.
4579 (mips16e_save_restore_reg, mips16e_build_save_restore)
4580 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
4581 (mips16e_output_save_restore, mips16e_collect_propagate_value)
4582 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
4584 (mips_expand_prologue, mips_expand_epilogue): Handle
4585 GENERATE_MIPS16E_SAVE_RESTORE.
4586 * config/mips/mips.md (*mips16e_save_restore): New pattern.
4588 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
4590 PR tree-optimization/31966
4591 PR tree-optimization/32533
4592 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
4593 "basic_block" description as its third argument. Update function
4594 calls to get destination bb from "edge" argument. Save "cond" into
4595 aux field of the edge. Update prototype for changed arguments.
4596 (if_convertible_loop_p): Clear aux field of incoming edges if bb
4598 (find_phi_replacement_condition): Operate on incoming edges, not
4599 on predecessor blocks. If there is a condition saved in the
4600 incoming edge aux field, AND it with incoming bb predicate.
4601 Return source bb of the first edge.
4602 (clean_predicate_lists): Clean aux field of outgoing node edges.
4603 (tree_if_conversion): Do not initialize cond variable. Move
4604 variable declaration into the loop.
4605 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
4606 initializations of new_stmt, arg0 and arg1 variables.
4608 2007-07-02 Jakub Jelinek <jakub@redhat.com>
4610 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
4611 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
4613 2007-07-02 Richard Guenther <rguenther@suse.de>
4615 * tree-ssa.c (useless_type_conversion_p): Document
4616 future intent as defining the middle-end type system.
4617 Re-structure to call langhook last, group by type class,
4618 mark questionable parts.
4620 2007-07-02 Richard Guenther <rguenther@suse.de>
4622 * tree-flow.h (types_compatible_p): Declare.
4623 * tree-ssa.c (types_compatible_p): New function.
4624 * ipa-type-escape.c (discover_unique_type): Use
4625 types_compatible_p instead of lang_hooks.types_compatible_p.
4626 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
4627 * tree-vn.c (expressions_equal_p): Likewise.
4628 * tree.c (fields_compatible_p): Likewise.
4629 * tree-ssa-dom.c (avail_expr_eq): Likewise.
4630 (cprop_operand): Use useless_type_conversion_p instead of
4631 lang_hooks.types_compatible_p.
4632 * tree-inline.c (setup_one_parameter): Likewise.
4633 (declare_return_variable): Likewise.
4634 * tree-nrv.c (tree_nrv): Likewise.
4635 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
4636 (maybe_fold_offset_to_component_ref): Likewise.
4637 (maybe_fold_offset_to_reference): Likewise.
4638 * tree-ssa-copy.c (may_propagate_copy): Likewise.
4639 (merge_alias_info): Likewise.
4640 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
4641 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4642 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
4643 * tree-tailcall.c (find_tail_calls): Likewise.
4644 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
4645 * gimplify.c (canonicalize_addr_expr): Likewise.
4646 (fold_indirect_ref_rhs): Likewise.
4647 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
4648 (cpt_same_type): Likewise.
4649 (check_pointer_types_r): Swap parameters to cpt_same_type
4651 * fold-const.c (fold_convert): Revert fix for PR15988.
4652 * tree-inline.c (setup_one_parameter): Instead fix it here by
4653 using fold_build1 instead of fold_convert and checking for
4654 error_mark_node. Convert only if the conversion is necessary.
4656 2007-07-02 Joseph Myers <joseph@codesourcery.com>
4658 * configure.ac: Check for .gnu_attribute on Power.
4659 * configure: Regenerate.
4660 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
4661 attribute for floating-point ABI.
4663 2007-07-02 Ira Rosen <irar@il.ibm.com>
4665 PR tree-optimization/32230
4666 PR tree-optimization/32477
4667 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
4668 address is a constant.
4670 2007-07-02 Richard Sandiford <richard@codesourcery.com>
4672 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
4673 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
4674 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
4675 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
4676 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
4677 64-bit targets. Add support for *-elfoabi*.
4678 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
4679 different settings if $(tm_defines) does not select the EABI.
4680 (MULTILIB_EXCLUSIONS): Define in those circumstances.
4681 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
4682 (MIPS_ARCH_OPTION_SPEC): Likewise.
4683 (MIPS_ISA_LEVEL_SPEC): Likewise.
4684 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
4685 * config/mips/elfoabi.h: New file.
4687 2007-07-02 Richard Guenther <rguenther@suse.de>
4689 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
4690 (useless_type_conversion_p): ... this.
4691 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
4692 (useless_type_conversion_p): ... this.
4693 * builtins.c (fold_builtin_memory_op): Rename
4694 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
4695 * tree-cfg.c (verify_expr): Likewise.
4696 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
4697 * tree-ssa-ccp.c (ccp_fold): Likewise.
4698 * tree-ssa-copy.c (may_propagate_copy): Likewise.
4699 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
4700 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
4701 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
4702 * tree-ssa-pre.c (eliminate): Likewise.
4703 * tree-ssa.c (delete_tree_ssa): Likewise.
4704 (tree_ssa_useless_type_conversion): Likewise.
4705 * tree.c (build2_stat): Likewise.
4707 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
4709 Fix PR tree-optimization/32571
4710 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
4713 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
4715 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
4716 and other expected operations explicitly, change default to
4719 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4721 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
4723 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
4724 (tls_load_dot_plus_eight): Move the label number into the unspec.
4725 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
4727 2007-07-01 Andreas Schwab <schwab@suse.de>
4729 * dwarf2out.c (initial_return_save): Define only if used.
4731 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
4733 Unreverting Richard's Revert of:
4735 2007-06-27 Richard Sandiford <richard@codesourcery.com>
4737 * dce.c (deletable_insn_p_1): New function, split out from...
4738 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
4739 specially, not those inside PARALLELs. Remove BODY argument
4740 and adjust recursive call accordingly.
4741 (prescan_insns_for_dce): Update call to delete_insn_p.
4743 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
4744 Revital Eres <eres@il.ibm.com>
4746 * ddg.c (create_ddg_all_sccs): Fix missed
4747 initialization of scc_nodes.
4749 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
4752 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
4753 X + ~X to 1 only for INTEGRAL_TYPE_P type.
4755 2007-06-30 Joseph Myers <joseph@codesourcery.com>
4757 * configure.ac: Check for .gnu_attribute on MIPS.
4758 * configure, config.in: Regenerate.
4759 * config/mips/mips.c (mips_file_start): If supported, output
4760 attribute for floating-point ABI.
4762 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
4765 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
4766 (ffs_cmove): New expander to expand using ctz pattern.
4767 (*ffs_cmove): Remove pattern.
4768 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
4769 (ffsdi2): Expand using ctz pattern.
4770 (*ffs_rex64): Remove pattern.
4772 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4774 PR rtl-optimization/32296
4775 * pa.md (return): Delete pattern.
4776 (return_internal): Remove "(const_int 1)" from pattern.
4777 (epilogue): Use return_internal pattern for trivial returns.
4778 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
4779 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
4781 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
4783 * tree-ssa-pre.c (is_exception_related): New function
4784 (can_value_number_operation): Use it.
4786 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
4788 Fix PR tree-optimization/32540
4789 Fix PR tree-optimization/31651
4791 * tree-ssa-sccvn.c: New file.
4793 * tree-ssa-sccvn.h: Ditto.
4795 * tree-vn.c: Include tree-ssa-sccvn.h
4796 (val_expr_paid_d): Removed.
4797 (value_table): Ditto.
4798 (vn_compute): Ditto.
4799 (val_expr_pair_hash): Ditto.
4800 (val_expr_pair_expr_eq): Ditto.
4801 (copy_vuses_from_stmt): Ditto.
4804 (shared_vuses_from_stmt): Ditto.
4805 (print_creation_to_file): Moved up.
4806 (sort_vuses): Ditto.
4807 (sort_vuses_heap): Ditto.
4808 (set_value_handle): Make non-static.
4809 (make_value_handle): Ditto.
4810 (vn_add): Rewritten to use sccvn lookups.
4811 (vn_add_with_vuses): Ditto.
4812 (vn_lookup): Ditto (and second argument removed).
4813 (vn_lookup_with_vuses): Ditto.
4814 (vn_lookup_or_add): Ditto (and second argument removed);
4815 (vn_lookup_or_add_with_vuses): Ditto.
4816 (vn_lookup_with_stmt): New.
4817 (vn_lookup_or_add_with_stmt): Ditto.
4818 (create_value_handle_for_expr): Ditto.
4820 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
4821 (seen_during_translate): New function.
4822 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
4823 (phi_trans_add): Ditto.
4824 (constant_expr_p): FIELD_DECL is always constant.
4825 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
4826 Use constant_expr_p.
4827 Avoid infinite recursion on mutually valued expressions.
4828 Change callers of vn_lookup_or_add.
4829 (phi_translate): New function.
4830 (compute_antic_safe): Allow phi nodes.
4831 (create_component_ref_by_pieces): Update for FIELD_DECL change.
4832 (find_or_generate_expression): Rewrite slightly.
4833 (create_expression_by_pieces): Updated for vn_lookup_or_add
4835 Update VN_INFO for new names.
4836 (insert_into_preds_of_block): Update for new names.
4837 (add_to_exp_gen): New function.
4838 (add_to_sets): Use vn_lookup_or_add_with_stmt.
4839 (find_existing_value_expr): Rewrite to changed vn_lookup.
4840 (create_value_expr_from): Ditto, and use add_to_exp_gen.
4841 (try_look_through_load): Removed.
4842 (try_combine_conversion): Ditto.
4843 (get_sccvn_value): New function.
4844 (make_values_for_phi): Ditto.
4845 (make_values_for_stmt): Ditto.
4846 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
4848 (init_pre): Update for SCCVN changes.
4850 (execute_pre): Ditto.
4852 * tree-flow.h (make_value_handle): Declare.
4853 (set_value_handle): Ditto.
4854 (sort_vuses_heap): Ditto.
4855 (vn_lookup_or_add_with_stmt): Ditto.
4856 (vn_lookup_with_stmt): Ditto.
4857 (vn_compute): Remove.
4860 (vn_lookup): Update arguments.
4862 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
4864 (tree-ssa-sccvn.o): New.
4865 (OBJS-common): Add tree-ssa-sccvn.o
4867 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4870 * c-typeck.c (build_external_ref): Don't mark as used if called
4872 * calls.c (rtx_for_function_call): Likewise.
4874 2007-06-30 Richard Sandiford <richard@codesourcery.com>
4878 2007-06-27 Richard Sandiford <richard@codesourcery.com>
4880 * dce.c (deletable_insn_p_1): New function, split out from...
4881 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
4882 specially, not those inside PARALLELs. Remove BODY argument
4883 and adjust recursive call accordingly.
4884 (prescan_insns_for_dce): Update call to delete_insn_p.
4886 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
4888 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
4889 (try_combine): Move potential calls to undo_all() so they happen
4890 before we commit to using the combined insns.
4892 2006-06-30 Jan Hubicka <jh@suse.cz>
4894 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
4897 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
4899 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
4900 (cgraph_remove_unreachable_nodes): Likewise.
4901 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
4902 * ipa-inline.c (update_caller_keys): Cast according to the coding
4904 (cgraph_decide_recursive_inlining): Likewise.
4905 (cgraph_decide_inlining_of_small_function): Likewise.
4906 (try_inline): Likewise.
4907 (cgraph_decide_inlining_incrementally): Likewise.
4908 * ipa-pure-const.c (get_function_state): Likewise.
4909 (scan_function): Likewise.
4910 (analyze_function): Likewise.
4911 (static_execute): Likewise.
4912 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
4913 (merge_callee_local_info): Likewise.
4914 (analyze_function): Use type safe memory macros.
4915 (static_execute): Likewise. Cast according to the coding conventions.
4916 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
4918 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
4920 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
4921 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
4924 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4927 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
4928 for complex modes (both int and real).
4930 2007-06-29 Jan Hubicka <jh@suse.cz>
4932 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
4934 2007-06-29 Jan Hubicka <jh@suse.cz>
4937 * cse.c (cse_insn): Avoid invalid sharing in between register note and
4940 2007-06-29 Anatoly Sokolov <aesok@post.ru>
4943 * config/avr/avr.c: Include dataflow header file.
4944 (expand_prologue): Adjust for prologue insn change.
4945 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
4948 2007-06-29 Richard Guenther <rguenther@suse.de>
4951 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
4952 during type verification.
4954 2007-06-29 Jan Hubicka <jh@suse.cz>
4956 * recog.c (validate_change_rtx_1): Unshare TO argument.
4958 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
4960 PR tree-optimization/24659
4961 * tree-vect-transform.c (vectorizable_call): Handle
4962 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
4964 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
4965 * config/i386/i386.c (enum ix86_builtins)
4966 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
4967 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
4969 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
4970 const using def_builtin_const.
4971 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
4972 input operands in the same modes as the result.
4973 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
4975 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
4977 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
4978 (df_set_dead_notes_for_mw): Likewise.
4980 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
4982 * c-common.c (pointer_int_sum): Do the negation in sizetype.
4984 2007-06-28 DJ Delorie <dj@redhat.com>
4986 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
4988 2007-06-28 Geoffrey Keating <geoffk@apple.com>
4990 * doc/invoke.texi (C++ Dialect Options): Document
4991 fvisibility-ms-compat.
4992 * c.opt (fvisibility-ms-compat): New.
4994 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4997 * tree-affine.c (aff_combination_add_elt): Handle
4998 pointer addition specially.
5000 2007-06-28 Jakub Jelinek <jakub@redhat.com>
5002 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
5003 decl is non-external for AIX ABI.
5005 2007-06-28 David Edelsohn <edelsohn@gnu.org>
5007 * config/rs6000/predicates.md (current_file_function_operand):
5008 Ensure the symbol is non-external for AIX ABI.
5010 2007-06-28 Nick Clifton <nickc@redhat.com>
5012 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
5013 (fdce, fdse, fpredictive-commoning): Likewise.
5015 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5018 * gcc.c (process_command): Recognize the new -static-libgfortran
5021 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
5024 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
5025 Use a call clobbered hard reg instead of a pseudo reg.
5027 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
5029 * config/sh/sh.md (load_gbr): Use correct operand constraint.
5031 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
5034 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
5035 REG_LIBCALL and REG_RETVAL notes.
5036 (divsi3, mulsi3): Likewise.
5037 (mulhisi3): Likewise. Use emit_libcall_block.
5038 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
5040 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
5042 PR rtl-optimization/32481
5043 * combine.c (adjust_for_new_dest): Rescan the changed insn.
5045 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5047 * dce.c (deletable_insn_p_1): New function, split out from...
5048 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5049 specially, not those inside PARALLELs. Remove BODY argument
5050 and adjust recursive call accordingly.
5051 (prescan_insns_for_dce): Update call to delete_insn_p.
5053 2007-06-27 Richard Guenther <rguenther@suse.de>
5056 * tree.h (fold_convertible_p): Declare.
5057 * fold-const.c (fold_convertible_p): New function.
5058 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
5059 instead of lang_hooks.types_compatible_p.
5061 2007-06-26 Jan Hubicka <jh@suse.cz>
5063 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
5064 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
5065 early use validate_unshare_change.
5066 (reload_combine): Likewise.
5067 * recog.c (change_t): New field unshare.
5068 (validate_change_1): Rename from validate_change; add argument unshare.
5069 (validate_change): Turn into wrapper of validate_change_1; update
5070 prototype for bools.
5071 (validate_unshare_change): New.
5072 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
5073 calls of df_insn_rescan.
5074 * recog.h (validate_change): Replace ints by bools.
5075 (validate_unshare_change): Declare.
5077 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5079 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
5081 2007-06-26 Steve Ellcey <sje@cup.hp.com>
5083 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
5085 2007-06-25 Jan Hubicka <jh@suse.cz>
5087 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
5089 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
5090 cgraph_decide_inlining_incrementally): Move uninlinability checks to
5091 places other call site specific checks are performed.
5093 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5096 * tree-vect-transform.c (vectorizable_operation): Convert
5097 POINTER_PLUS_EXPR over to PLUS_EXPR.
5099 2007-06-25 Chao-ying Fu <fu@mips.com>
5101 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
5102 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
5103 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
5104 Document GET_MODE_IBIT, and GET_MODE_FBIT.
5106 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
5107 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5108 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
5109 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
5110 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
5111 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
5112 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
5113 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
5114 ALL_FIXED_POINT_MODE_P): New define.
5115 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5117 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
5119 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
5120 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5121 MODE_VECTOR_UACCUM): New mode classes.
5123 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
5124 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
5125 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
5128 * genmodes.c (struct mode_data): Add ibit and fbit fields.
5129 (blank_mode): Initialize ibit and fbit.
5130 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
5131 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5133 (new_adjust): Change required_class to required_class_from and
5134 required_class_to for testing within a range.
5135 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5136 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5138 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
5139 (make_fixed_point_mode): New.
5140 (_ADD_ADJUST): Change C to C1 and C2.
5141 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
5142 use a range for machine classes.
5143 (ADJUST_IBIT, ADJUST_FBIT): New.
5144 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
5146 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
5147 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5148 Emit adjustment for ibit and fbit.
5149 (emit_mode_ibit, emit_mode_fbit): New.
5150 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
5152 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
5154 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
5155 as the source of the set.
5157 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
5159 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
5160 FP_REGNO_P): Use IN_RANGE.
5161 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
5162 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
5163 (DATA_REG_P): Use DATA_REGNO_P.
5164 (FP_REG_P): Use FP_REGNO_P.
5165 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
5166 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
5167 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
5169 2007-06-24 Jan Hubicka <jh@suse.cz>
5172 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
5174 2007-06-24 Sebastian Pop <sebpop@gmail.com>
5177 * fold-const.c (fold_binary): Strip nops of operand 0
5178 of BIT_NOT_EXPR before calling operand_equal_p.
5179 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
5180 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
5182 2007-06-23 Mark Mitchell <mark@codesourcery.com>
5184 * doc/extend.texi: Document that dllimport and dllexport imply
5186 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
5187 imported or exported declaration, including type declarations.
5188 * c-common.c (handle_visibility_attribute): Check for conflicts
5189 with dllimport/dllexport.
5190 (c_determine_visibility): Handle dllimport/dllexport as an
5191 explicit visibility atttribute.
5193 2007-06-23 Richard Guenther <rguenther@suse.de>
5195 PR tree-optimization/16876
5197 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
5199 * tree-inline.c (initialize_inlined_parameters): Do not call
5200 lang_hooks.tree_inlining.convert_parm_for_inlining.
5201 * cgraphbuild.c (initialize_inline_failed): Set inline failed
5202 reason for mismatched types.
5203 * gimplify.c (gimplify_call_expr): Verify the call expression
5204 arguments match the called function type signature. Otherwise
5205 mark the call expression to be not considered for inlining
5206 using CALL_CANNOT_INLINE_P flag.
5207 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
5208 edges call expression.
5209 (cgraph_decide_inlining_of_small_function): Likewise.
5210 (cgraph_decide_inlining): Likewise.
5211 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
5213 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
5214 * c-typeck.c (c_convert_parm_for_inlining): Remove.
5215 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
5217 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
5218 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
5220 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
5221 convert_parm_for_inlining member.
5223 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
5226 * arm.md (negscc): Match the correct operand for optimized LT0 test.
5227 Remove optimization for GT.
5229 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
5232 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
5234 (prescan_insns_for_dce): Add extra parameter.
5236 2007-06-23 Jan Hubicka <jh@suse.cz>
5239 * gimplify.c (mark_addressable): New function.
5240 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
5242 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5245 * expr.c (store_constructor): Do not clobber non-zeroed memory.
5247 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5250 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
5251 moves between MMX/SSE registers to at least 8 units to prevent
5252 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
5254 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5256 * config/i386/i386.c (override_options): Correct x86_sahf
5259 2007-06-21 David Daney <ddaney@avtrex.com>
5262 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
5263 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
5264 (exception_receiver): Renamed to ...
5265 (nonlocal_goto_receiver): ... this.
5267 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
5269 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
5270 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
5271 partial register accesses.
5273 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
5275 * fold-const.c (debug_fold_checksum): Move it under
5276 ENABLE_FOLD_CHECKING.
5278 2007-06-21 Sebastian Pop <sebpop@gmail.com>
5281 * tree.h (debug_fold_checksum): Declared.
5282 * fold-const.c (build_fold_addr_expr_with_type_1): New.
5283 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
5284 build_fold_addr_expr_with_type_1.
5285 (fold_addr_expr, debug_fold_checksum): New.
5286 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
5287 (fold_unary, fold_comparison, split_address_to_core_and_offset):
5290 2007-06-21 Sebastian Pop <sebpop@gmail.com>
5292 PR tree-optimization/19590
5293 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
5294 of scev is a constant.
5295 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
5297 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5299 * df-problems.c (df_note_bb_compute): Made computation of live
5300 info consistent with df_lr.
5302 2007-06-21 Richard Guenther <rguenther@suse.de>
5304 PR tree-optimization/32453
5305 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
5306 for pointer anti-range.
5308 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
5310 * config/i386/i386.c (processor_target_table): Increase maximum
5311 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
5314 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
5315 byte alignment if > 8 byte alignment is preferred.
5316 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
5318 2007-06-21 Jakub Jelinek <jakub@redhat.com>
5320 PR tree-optimization/31866
5321 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
5322 if ASM_EXPR's input is not a SSA_NAME.
5325 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
5326 but decl is a global var, instead return decl.
5327 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
5328 even for is_global_var decls, if they are private in some outer
5331 2007-06-21 Richard Guenther <rguenther@suse.de>
5333 PR tree-optimization/32451
5334 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
5336 2007-06-21 Christian Bruel <christian.bruel@st.com>
5338 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
5339 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
5340 (push_regs): Changed saving order or banked registers.
5341 (sh_expand_epilogue): Likewise.
5342 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
5343 (FIRST_BANKED_REG): Likewise.
5344 (LAST_BANKED_REG): Likewise.
5345 * config/sh/sh.md (banked) New attribute.
5346 (in_delay_slot): Check banked attribute.
5348 2007-06-20 Sebastian Pop <sebpop@gmail.com>
5350 PR tree-optimization/32075
5351 * tree-data-ref.c (subscript_dependence_tester_1,
5352 analyze_miv_subscript, analyze_overlapping_iterations,
5353 add_distance_for_zero_overlaps, build_classic_dist_vector,
5354 subscript_dependence_tester_1, analyze_overlapping_iterations,
5355 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
5356 compute_affine_dependence, compute_all_dependences): Pass loop_nest
5357 to evolution_function_is_affine_multivariate_p.
5359 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5361 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
5363 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
5366 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
5368 * config/m32c/prologue.md (epilogue_exitd_16): New.
5369 (epilogue_reit_16): New.
5370 (epilogue_exitd): Rename to epilogue_exitd_24.
5371 (epilogue_reit): Rename to epilogue_reit_24.
5373 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
5374 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5376 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
5378 * haifa-sched.c (queue_to_ready): Don't requeue next insn
5379 if dbg_cnt (sched_insn) reaches the limit.
5380 (choose_ready): New parameter INSN_PTR and new return value.
5381 (schedule_block): Handle dbg_cnt (sched_insn). Handle
5382 the new return value from choose_ready.
5383 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
5384 (rest_of_handle_global_alloc): New global_alloc_at_func.
5386 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
5388 PR tree-optimization/25737
5389 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
5390 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
5391 * tree-flow.h (struct fieldoff): Add new field alias_set.
5392 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
5393 argument addressable_type. Set alias_set of fieldoff.
5394 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
5395 (create_overlap_variables_for): Pass alias_set from fieldoff to
5397 * alias.c (get_alias_set): Use alias_set from SFT if set.
5399 2007-06-20 Hui-May Chang <hm.chang@apple.com>
5401 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
5402 of a variable as an unsigned HOST_WIDE_INT integer.
5404 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
5406 PR rtl-optimization/32405
5407 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
5409 2007-06-20 Jakub Jelinek <jakub@redhat.com>
5411 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
5414 * builtins.c: Include diagnostic.h.
5415 (expand_builtin_expect): Make gcc_assert more permissive.
5416 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
5419 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
5423 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
5424 if ACCUMULATE_OUTGOING_ARGS.
5426 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
5428 * config/m68hc11/m68hc11.c: Include dataflow header file.
5429 (m68hc11_reorg): Port to dataflow.
5431 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5433 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
5434 (struct df_problem.free_blocks_on_set_blocks): New field.
5435 (struct dataflow.optional_p): New field.
5436 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
5437 (df_live_set_all_dirty): New function.
5438 * df-scan.c (df_scan_alloc): Initialize optional_p.
5439 (problem_SCAN): Initialize free_blocks_on_set_blocks.
5440 * df-core.c (df_set_blocks): Removed use of
5441 DF_FIRST_OPTIONAL_PROBLEM. Now uses
5442 df_problem.free_blocks_on_set_blocks to determine which blocks are
5444 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
5445 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
5446 uses dataflow.optional_p to determine if problem should be
5448 (rest_of_handle_df_initialize): Only start live problem if
5450 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
5451 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
5452 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
5453 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
5454 problem_NOTE): Initialize free_blocks_on_set_blocks.
5455 (df_lr_bb_local_compute): Recompute luids if df_live problem is
5457 (df_live_set_all_dirty, df_note_alloc): New function.
5458 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
5460 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
5461 * postreload.c (reload_combine): Ditto.
5462 * cse.c (cse_extended_basic_block): Ditto.
5463 * regmove.c (mark_flags_life_zones): Ditto.
5464 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
5465 erase_matching_seqs): Ditto.
5466 * bt-load.c (compute_defs_uses_and_gen): Ditto.
5467 * integrate (allocate_initial_values): Ditto.
5468 * combine.c (reg_dead_at_p): Ditto.
5469 * resource.c (mark_target_live_regs): Ditto.
5470 * sched-rgn.c (check_live_1, update_live_1): Ditto.
5471 * config/sh/sh.c (find_r0_life_regions): Ditto.
5472 * global.c (rest_of_handle_global_alloc): Only add back df_live
5474 * local-alloc.c (rest_of_handle_local_alloc): Only remove
5476 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
5478 (if_convert): Make sure df_live is there at -O == 1.
5479 (pass_if_after_combine): Cleanup flags.
5480 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
5481 is there at -O == 1.
5483 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
5485 * config/arm/arm.c (arm_get_frame_offsets): Set
5486 offsets->locals_base to avoid negative stack size.
5487 (thumb1_expand_prologue): Assert on negative stack size.
5489 2007-06-19 Sebastian Pop <sebpop@gmail.com>
5491 PR tree-optimization/32367
5492 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
5493 of the chrec has no evolution in that loop.
5494 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
5496 2007-06-19 Bob Wilson <bob.wilson@acm.org>
5498 * config/xtensa/xtensa.c: Include "df.h".
5499 (xtensa_builtin_saveregs): Use adjust_address instead of
5501 (xtensa_va_start): Invoke make_tree with sizetype for
5502 expand_builtin_saveregs and then convert the result to a pointer.
5503 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
5504 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
5505 Subtract argument size from index value as integers and then use
5506 POINTER_PLUS_EXPR to add the result to the array address.
5508 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
5511 * config/m32c/m32c.c: Include dataflow header file.
5512 (m32c_emit_prologue): Adjust for prologue insn change.
5513 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
5514 once inside a PARALLEL. Assume frame size passed in operand 0
5515 includes space to save the fb register.
5516 (prologue_enter_24): Likewise.
5517 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
5519 2007-06-19 David Daney <ddaney@avtrex.com
5522 * config/mips/mips.md (cprestore): Mark $gp as used.
5524 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
5527 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
5528 (frv_ifcvt_modify_insn): Likewise.
5530 2007-06-19 Richard Guenther <rguenther@suse.de>
5532 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
5533 only handle positive offsets that fit in a HOST_WIDE_INT.
5535 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
5537 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
5538 result of rsqrt insn for zero input argument to avoid NaN.
5540 2007-06-19 Richard Guenther <rguenther@suse.de>
5543 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
5545 2007-06-19 Jakub Jelinek <jakub@redhat.com>
5547 PR tree-optimization/32353
5548 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
5550 2007-06-19 Nick Clifton <nickc@redhat.com>
5552 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
5554 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
5557 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
5558 * config/i386/i386.c (assign_386_stack_local): Assert that
5559 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
5560 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
5561 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
5562 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
5564 2007-06-18 Steve Ellcey <sje@cup.hp.com>
5566 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
5568 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
5570 PR rtl-optimization/32321
5571 * gcse.c (replace_store_insn): Update the note before
5572 calling emit_insn_after.
5574 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5577 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
5579 * df-problems.c (df_note_bb_compute): Fix dumping info.
5581 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
5583 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
5584 insn with emit_jump_insn.
5586 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
5588 PR tree-optimization/32383
5589 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
5590 * targhooks.h (default_builtin_reciprocal): Update prototype.
5591 * target.h (struct gcc_target): Update builtin_reciprocal.
5592 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
5593 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
5594 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
5595 when fndecl is in BUILT_IN_MD class.
5596 (execute_convert_to_rsqrt): Ditto.
5598 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
5599 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
5600 Convert BUILT_IN_SQRTF code only when md_fn is false.
5602 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
5604 * bt-load.c (move_btr_def): Fix the order of arguments
5605 to validate_replace_rtx.
5607 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
5609 * config/m68k/m68k-devices.def: Add 54450..54455.
5611 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
5613 PR rtl-optimization/32366
5614 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
5615 FLOAT_EXTEND]: Prevent non-scalar modes from entering
5618 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
5621 * modulo-sched (generate_reg_moves): Added rescan parameter and if
5622 this is true, rescan insn being modified.
5623 (sms_schedule): Added rescan parameter.
5624 (rest_of_handle_sms): Moved freeing of dominance info to before
5625 getting out of cfg_layout.
5627 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
5629 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
5630 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
5633 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
5634 FL_CF_EMAC from the entry for isac.
5636 * config/m68k/predicates.md (const_call_operand): Adjust comment.
5637 (const_sibcall_operand): New.
5638 (sibcall_operand): Use it.
5639 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
5640 (m68k_isas): ISAC does not imply FPU or EMAC.
5641 (override_options): Add ISA_C logic for symbolic jump & call.
5643 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5645 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
5646 return mode from the builtin itself.
5647 (sparc_fold_builtin): Fix cast of zero constant.
5649 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
5651 * targhooks.c (default_builtin_reciprocal): New default target hook.
5652 * targhooks.h (default_builtin_reciprocal): Add prototype.
5653 * hooks.c (hook_tree_tree_bool_null): Remove hook.
5654 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
5655 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
5656 default_builtin_reciprocal.
5658 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
5661 * hooks.c (hook_tree_tree_bool_null): New hook.
5662 * hooks.h (hook_tree_tree_bool_null): Add prototype.
5663 * tree-pass.h (pass_convert_to_rsqrt): Declare.
5664 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
5665 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
5666 and convert it to reciprocal a*rfunc(b).
5667 (execute_convert_to_rsqrt): New function.
5668 (gate_convert_to_rsqrt): New function.
5669 (pass_convert_to_rsqrt): New pass definition.
5670 * target.h (struct gcc_target): Add builtin_reciprocal.
5671 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
5672 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
5673 TARGET_BUILTIN_RECIPROCAL.
5674 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
5676 * config/i386/i386.h (TARGET_RECIP): New define.
5677 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
5678 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5679 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5680 and not optimizing for size.
5681 (*rcpsf2_sse): New insn pattern.
5682 (*rsqrtsf2_sse): Ditto.
5683 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
5684 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5685 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5686 and not optimizing for size.
5687 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
5688 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5689 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5690 and not optimizing for size.
5691 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
5692 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5693 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5694 and not optimizing for size.
5695 (*sse_rsqrtv4sf2): Do not export.
5697 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
5698 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5699 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5700 and not optimizing for size.
5702 * config/i386/i386.opt (mrecip): New option.
5703 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
5704 (ix86_emit_swsqrtsf): Ditto.
5705 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
5706 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
5708 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
5709 ix86_expand_unop1_builtin.
5710 (ix86_emit_swdivsf): New function.
5711 (ix86_emit_swsqrtsf): Ditto.
5712 (ix86_builtin_reciprocal): New function.
5713 (TARGET_BUILTIN_RECIPROCAL): Use it.
5714 (ix86_vectorize_builtin_conversion): Rename from
5715 ix86_builtin_conversion.
5716 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
5717 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
5718 "i386 and x86_64 Options" section.
5719 (Intel 386 and AMD x86_64 Options): Document -mrecip.
5721 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5722 Zdenek Dvorak <dvorakz@suse.cz>
5723 Richard Guenther <rguenther@suse.de>
5724 Kaz Kojima <kkojima@gcc.gnu.org>
5726 * tree-vrp.c (compare_values_warnv): Convert val2 to
5728 (extract_range_from_assert): Create
5729 POINTER_PLUS_EXPR for pointer types.
5730 (extract_range_from_binary_expr): Handle
5731 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
5733 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
5734 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
5735 POINTER_PLUS_EXPR as PLUS_EXPR.
5736 (number_of_iterations_lt_to_ne):
5737 For pointer types, use sizetype when
5738 creating MINUS_EXPR/PLUS_EXPRs.
5739 (assert_loop_rolls_lt): For pointer types, use sizetype when
5740 creating MINUS_EXPR/PLUS_EXPRs.
5741 (number_of_iterations_le): Likewise.
5742 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
5743 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
5744 like PLUS_EXPR and MINUS_EXPR.
5745 * tree-pretty-print.c (dump_generic_node): Handle
5747 (op_prio): Likewise.
5748 (op_symbol_1): Likewise.
5749 * optabs.c (optab_for_tree_code): Likewise.
5750 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
5752 * tree-tailcall.c (process_assignment): Mention
5753 POINTER_PLUS_EXPR in a TODO comment.
5754 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
5755 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
5756 not used with a pointer and an integer type.
5757 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
5758 increment using chrec_convert_rhs instead of chrec_convert.
5759 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
5760 PLUS_EXPR except for the right hand side's type will be
5762 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
5763 (fold_used_pointer_cast): Kill.
5764 (pointer_offset_p): Kill.
5765 (fold_used_pointer): Kill.
5766 (pointer_used_p): Kill.
5767 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
5768 call fold_used_pointer.
5769 (instantiate_parameters_1): Convert the increment
5770 using chrec_convert_rhs instead of chrec_convert.
5771 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
5772 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
5773 instead of PLUS_EXPR.
5774 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
5775 PLUS_EXPR for pointers.
5776 (std_gimplify_va_arg_expr): Likewise.
5777 (fold_builtin_memory_op): Likewise.
5778 (fold_builtin_strstr): Likewise.
5779 (fold_builtin_strchr): Likewise.
5780 (fold_builtin_strrchr): Likewise.
5781 (fold_builtin_strpbrk): Likewise.
5782 (expand_builtin_memory_chk): Likewise.
5783 (fold_builtin_memory_chk): Likewise.
5784 (std_expand_builtin_va_start): Use
5785 sizetype for the call to make_tree and then convert
5786 to the pointer type.
5787 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
5788 instead of PLUS_EXPR for adding to a pointer.
5789 (std_gimplify_va_arg_expr): Use fold_build2 for
5790 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
5791 the operands to sizetype first and then cast the BIT_AND_EXPR
5792 back to the pointer type.
5793 * fold-const.c (build_range_check): Handle pointer types
5795 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
5796 of PLUS_EXPR's. Make sure the offset is converted to
5798 (try_move_mult_to_index): Strip the NOPs from the offset.
5799 Remove code argument and replace all uses with PLUS_EXPR.
5800 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
5801 specially. Don't use a pointer type for MINUS_EXPR.
5802 (fold_unary): Handle for (T1)(X op Y),
5803 only p+ as that is the only as that can be handled for
5804 binary operators now.
5805 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
5807 <case PLUS_EXPR>: Add folding of PTR+INT into
5809 Don't call try_move_mult_to_index.
5810 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
5811 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
5812 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
5813 Don't call try_move_mult_to_index.
5814 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
5815 (tree_expr_nonzero_p): Likewise.
5816 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
5817 of PLUS_EXPR for the complex expression folding.
5818 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
5819 first chrec is a pointer type, then the second should
5820 be sizetype and not the first's type.
5821 For POINTER_PLUS_EXPR, use a different right hand side type.
5822 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
5823 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
5824 different right hand side type.
5825 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
5826 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
5827 instead of PLUS_EXPR.
5828 When either operand is zero, convert the other operand.
5829 (chrec_apply): Use chrec_convert_rhs
5830 on the argument x instead of chrec_convert.
5831 (reset_evolution_in_loop): For pointer types, the new_evol
5833 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
5834 different right hand side type.
5835 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
5836 (chrec_convert_rhs): New function.
5837 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
5838 different right hand side type.
5839 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
5840 * tree-chrec.h (chrec_convert_rhs): New prototype.
5841 (build_polynomial_chrec): For pointer types, the right hand
5842 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
5843 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
5844 Remove subtraction case as it is always addition now.
5845 Make sure the offset is converted to sizetype.
5846 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
5847 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
5848 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
5849 PLUS_EXPR in pointer type.
5850 Handle POINTER_PLUS_EXPR.
5851 (tree_to_aff_combination): Likewise.
5852 (force_expr_to_var_cost): Likewise.
5853 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
5854 instead of PLUS_EXPR for pointers.
5855 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
5856 instead of PLUS_EXPR of pointer types.
5857 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
5859 (check_va_list_escapes): Likewise.
5860 (check_all_va_list_escapes): Likewise.
5861 * dwarf2out.c (loc_descriptor_from_tree_1):
5862 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
5863 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
5864 (string_constant): Likewise.
5865 * tree-ssa-address.c (tree_mem_ref_addr): When adding
5866 the offset to the base, use POINTER_PLUS_EXPR.
5867 (add_to_parts): Convert the index to sizetype.
5868 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
5869 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
5870 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
5871 Offset only holds something for PLUS_EXPR.
5872 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
5874 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
5876 (analyze_accesses_for_modify_stmt): Likewise.
5877 Remove comment about the type being integral type as it is
5879 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
5881 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
5883 Correct the type which the artimentic is done in (is now
5886 * tree-data-ref.c (split_constant_offset): Handle
5888 * tree-affine.c (tree_to_aff_combination): Likewise.
5889 * c-typeck.c (build_unary_op): For pointers create the increment
5890 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
5892 * gimplify.c (gimplify_self_mod_expr): Create a
5893 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5894 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
5895 * tree.def (POINTER_PLUS_EXPR): New tree code.
5896 * tree-predcom.c (ref_at_iteration): If we have a pointer
5897 type do the multiplication in sizetype.
5898 * tree-mudflap.c (mf_xform_derefs_1): Create a
5899 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5900 * tree-ssa-forwprop.c
5901 (forward_propagate_addr_into_variable_array_index):
5902 Don't expect there to be a cast for the index as that
5903 does not exist anymore.
5904 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
5905 instead of PLUS_EXPR.
5906 Don't check for the first operand of the POINTER_PLUS_EXPR
5907 was the index as it cannot be.
5908 Call forward_propagate_addr_into_variable_array_index with
5909 the SSA_NAME instead of the statement.
5910 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
5911 (compare_constant): Likewise.
5912 (copy_constant): Likewise.
5913 (compute_reloc_for_constant): Likewise.
5914 (output_addressed_constants): Likewise.
5915 (initializer_constant_valid_p): Likewise.
5916 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
5917 Convert the MIN/MAX of the inner type to the outer
5918 type before comparing them.
5919 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
5920 POINTER_PLUS_EXPR instead of PLUS_EXPR.
5921 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
5922 of PLUS_EXPR for pointers.
5923 * tree-inline.c (estimate_num_insns_1): Handle
5925 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5926 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5927 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
5928 instead of PLUS_EXPR for the pointer increment statement.
5929 (vect_update_ivs_after_vectorizer): For pointer types, create
5930 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
5931 MULT_EXPR in sizetype.
5932 (vect_gen_niters_for_prolog_loop): Add a cast when creating
5934 * tree-object-size.c (plus_expr_object_size): Handle
5935 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
5936 code which is trying to figure out which side is a pointer and
5938 (check_for_plus_in_loops_1): Likewise.
5939 (check_for_plus_in_loops): Likewise.
5940 * c-common.c (pointer_int_sum): Create a
5941 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5942 * tree-ssa-structalias.c (handle_ptr_arith): Handle
5943 only POINTER_PLUS_EXPR. Removing all the extra
5944 code which is trying to figure out which side is a pointer and
5946 * tree-cfg.c (verify_expr): Add extra checking for pointers and
5947 PLUS_EXPR and MINUS_EXPR.
5948 Also add checking to make sure the operands of POINTER_PLUS_EXPR
5950 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
5951 with make_tree, instead of a pointer type.
5952 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
5953 for pointers instead of PLUS_EXPR.
5954 (s390_gimplify_va_arg): Likewise.
5955 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
5956 instead of PLUS_EXPR when doing addition on pointer
5957 types. Use sizetype for the second operand.
5958 (spu_gimplify_va_arg_expr): Likewise.
5959 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
5960 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
5961 a pointer. Don't create a BIT_AND_EXPR for pointer types.
5962 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
5963 for the pointer addition and also use size_int/sizetype
5965 (ix86_gimplify_va_arg): Likewise.
5966 Perform BIT_AND_EXPR on sizetype arguments.
5967 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
5968 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
5969 for the pointer additions and also use size_int for the offsets.
5970 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
5971 additions and also use size_int for the offsets. Perform
5972 BIT_AND_EXPR on sizetype arguments.
5973 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
5974 POINTER_PLUS_EXPR for pointers and create the
5975 BIT_AND_EXPR in sizetype.
5976 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
5977 instead of PLUS_EXPR for pointer addition.
5978 (rs6000_va_start): Likewise.
5979 Also use sizetype for the offset.
5980 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
5981 as PLUS_EXPR/MINUS_EXPR.
5982 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
5983 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
5984 Don't use BIT_AND_EXPR on a pointer type, convert the
5985 expression to sizetype first.
5986 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
5988 (mips_gimplify_va_arg_expr): Likewise.
5989 Don't create BIT_AND_EXPR in a pointer type.
5991 2007-06-15 Eric Christopher <echristo@apple.com>
5993 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
5994 (x86_64-*-darwin*): Ditto.
5995 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
5998 2007-06-15 Matthew Wilcox <matthew@wil.cx>
6000 * doc/extend.texi: Document behavior of __attribute__((aligned))
6003 2007-06-15 Mark Mitchell <mark@codesourcery.com>
6005 * rtlanal.c (note_stores): Improve documentation.
6007 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
6009 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
6010 LOCAL_LABEL_PREFIX): Delete.
6011 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
6012 (bfin_internal_label): Delete.
6014 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
6016 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
6017 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
6018 otherwise define to LIBGCC2_TF_CEXT.
6019 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
6020 (LIBGCC_TF_CEXT): Ditto.
6023 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
6025 PR rtl-optimization/32339
6026 * df-scan.c (df_uses_record): Don't modify flags but just add to
6027 it for df_ref_record.
6029 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6031 * tree-mudflap.c: Fix whitespace issues.
6033 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
6035 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
6037 2007-06-14 Eric Christopher <echristo@apple.com>
6039 * config/i386/sse.md (movdi_to_sse): Rewrite body.
6040 (movv4sf): Use gcc_unreachable instead of abort.
6042 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
6045 * config/i386/sfp-machine.h (CMPtype): New define.
6046 (mach stubs): Use CMPtype instead of int as a return type.
6048 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
6050 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
6051 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
6052 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
6053 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
6054 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
6055 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
6056 config/soft-fp/soft-fp.h: Update from glibc CVS.
6058 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
6060 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
6062 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6065 * config/v850/v850.c: Include dataflow header file.
6066 (substitute_ep_register): Fix typo.
6068 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6070 * configure.ac: Fix earlier checkin.
6071 * configure: Regenerated.
6073 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6075 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
6076 * aclocal.m4: Regenerate.
6077 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
6078 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
6079 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
6080 * configure: Regenerate.
6081 * Makefile.in (LOOSE_WARN): Subst loose_warn.
6083 * Makefile.in (quickstrap): Build libgcc too.
6085 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6087 * configure.ac: Add --enable-checking=df. Explicitly mention that
6088 the variables are initialized as for "release".
6089 * df-core.c: Use it.
6090 * configure: Regenerate.
6091 * config.in: Regenerate.
6093 2007-06-14 Bob Wilson <bob.wilson@acm.org>
6095 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
6096 validate_replace_rtx instead of replace_rtx.
6097 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
6099 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
6101 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
6102 (DWARF2_UNWIND_INFO): Override default if configured with
6104 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
6105 (ENDFILE_SPEC): Add crtend.o.
6106 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
6107 (ENDFILE_SPEC): Add crtend.o.
6108 (TARGET_USE_JCR_SECTION): Define.
6109 (MD_UNWIND_SUPPORT): Define for 32-bit target.
6111 * config/i386/cygming-crtbegin.c: New file.
6112 * config/i386/cygming-crtend.c: New file.
6114 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
6116 * config/i386/w32-unwind.h: New file.
6118 2007-06-13 Eric Christopher <echristo@apple.com>
6120 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
6121 the user set a value below STACK_BOUNDARY.
6123 2007-06-13 Thiemo Seufer <ths@networkno.de>
6125 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
6126 imply -lpthread for -pthread.
6128 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
6130 * basic-block.h: Remove the prototype for
6131 free_basic_block_vars.
6132 * cfglayout.h: Remove the prototype for
6133 insn_locators_initialize.
6134 * tree.h: Remove the prototype for emit_line_note.
6136 * tree-ssa-pre.c (mergephitemp): Remove.
6137 (init_pre): Don't use mergephitemp.
6139 2007-06-13 Eric Christopher <echristo@apple.com>
6141 * config/i386/i386.c (override_options): If we've specified
6142 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
6144 2007-06-13 Bob Wilson <bob.wilson@acm.org>
6146 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
6149 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
6151 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
6152 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
6153 (eh_store_handler): New pattern.
6154 (eh_return): Emit it instead of a plain move.
6156 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
6158 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
6159 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
6160 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
6163 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
6165 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
6166 (find_next_insn_start, find_load): New functions.
6167 (bfin_reorg): Use them to deal with the fact that parallel insns are
6168 no longer represented as a SEQUENCE.
6170 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6172 * config/sparc/sparc.c (sparc_override_options): Initialize
6175 2007-06-13 Dave Korn <dave.korn@artimi.com>
6177 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
6180 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
6182 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
6183 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
6184 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
6185 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
6186 tree-vect-transform.c: Fix comment typos. Follow spelling
6189 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
6191 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
6192 to the exit block use set.
6193 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
6194 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
6195 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
6197 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
6199 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
6200 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
6201 to indicate an error.
6202 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
6204 (dbg_cnt_process_opt): Print an error on a bad argument.
6205 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
6206 * common.opt (-fdbg-cnt-list): New.
6207 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
6209 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
6211 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
6212 flag on ref-all pointers.
6214 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6217 * expr.c (expand_expr_addr_expr_1): Call expand_expr
6218 for the offset with the modifier as EXPAND_INITIALIZER
6219 if the modifier is EXPAND_INITIALIZER.
6220 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
6221 a register if we had an overflow.
6223 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6225 * real.c (real_isfinite): New.
6226 (real_sqrt): Use it.
6227 * real.h (real_isfinite): New.
6228 * builtins.c: Use it.
6230 2007-06-12 Ian Lance Taylor <iant@google.com>
6231 Daniel Berlin <dberlin@dberlin.org>
6234 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
6235 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
6236 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
6237 (DECL_NO_TBAA_P): Define.
6238 (struct tree_decl_common): Add no_tbaa_flag field.
6239 * tree-ssa-structalias.c (struct variable_info): Add
6240 no_tbaa_pruning field.
6241 (new_var_info): Initialize no_tbaa_pruning field.
6242 (unify_nodes): Copy no_tbaa_pruning field.
6243 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
6244 (dump_solution_for_var): Print no_tbaa_pruning flag.
6245 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
6247 (compute_tbaa_pruning): New static function.
6248 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
6249 Call compute_tbaa_pruning.
6250 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
6251 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
6252 * gimple-low.c (lower_stmt): Likewise.
6253 * tree-gimple.c (is_gimple_stmt): Likewise.
6254 * tree-ssa-operands.c (get_expr_operands): Likewise.
6255 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6256 * tree-inline.c (estimate_num_insns_1): Likewise.
6257 (copy_result_decl_to_var): Likewise.
6258 * expr.c (expand_expr_real_1): Likewise.
6259 * tree-pretty-print.c (dump_generic_node): Likewise.
6260 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
6261 * omp-low.c (omp_copy_decl_2): Likewise.
6262 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
6263 * doc/c-tree.texi (Expression trees): Document
6264 CHANGE_DYNAMIC_TYPE_EXPR.
6266 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6268 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
6269 with !HONOR_NANS and !HONOR_INFINITIES.
6270 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
6272 2007-06-12 Tristan Gingold <gingold@adacore.com>
6274 * gcov.c: Comments updated.
6275 (source_info): Add file_time field.
6276 (source_index): New variable.
6277 (mutiple_files): New variable.
6278 (generate_results): New function extracted from process_file.
6279 (process_file): Save and restore chain of functions, generate
6280 results and free structures only if not merging results.
6281 (release_structures): File names are now freed in create_file_names
6282 (create_file_names): Free previous file names.
6283 (find_source): File date is now read here and modifications in
6284 source files is checked here.
6285 (read_graph_file): Only reverse order of functions for the current
6287 (make_gcov_file_name): Do not generate long names if input_name is
6289 (output_lines): If merging results do not display graph, data and
6291 Checking source file modification is done in find_source.
6293 * doc/gcov.texi: Append an s to sourcefile.
6295 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
6297 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
6298 (forced_nop): New pattern.
6299 * config/bfin/bfin.c: Include "df.h".
6300 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
6301 (bfin_discover_loop): Use df_get_live_in instead of
6302 global_live_at_start.
6303 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
6304 df_analyze when done.
6305 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
6306 the insns. Use QImode for the final insn in a bundle. Call
6307 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
6309 (reorder_var_tracking_notes): New function.
6310 (bfin_reorg): Pass no argument to split_all_insns. Don't call
6311 update_life_info. Call df_analyze after scheduling and bundle
6312 generation. Call reorder_var_tracking_notes if generating these
6313 notes. Call df_finish_pass at the end.
6315 2007-06-12 Dirk Mueller <dmueller@suse.de>
6317 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
6318 a comparison, not an assignment.
6320 2007-06-12 Olivier Hainque <hainque@adacore.com>
6322 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
6323 Request walking the subtrees only, leaving the current is_lhs/val_only
6325 (convert_non_local_reference): Likewise.
6327 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
6329 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
6331 2007-06-12 Richard Guenther <rguenther@suse.de>
6333 PR tree-optimization/15353
6334 PR tree-optimization/31657
6335 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
6336 * timevar.def: Add TV_TREE_IFCOMBINE.
6337 * tree-pass.h (pass_tree_ifcombine): Declare.
6338 * tree-ssa-ifcombine.c: New file.
6339 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
6340 * tree-flow.h (blocks_in_phiopt_order): Declare.
6341 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
6342 (tree-ssa-ifcombine.o): New dependencies.
6344 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
6346 PR rtl-optimization/32293
6347 * combine.c (simplify_if_then_else): Truncate return from
6348 nonzero_bits() to correct mode.
6350 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
6352 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
6353 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
6355 2007-06-11 Diego Novillo <dnovillo@google.com>
6357 * Makefile.in (reload1.o-warn): Remove.
6359 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
6361 * combine.c (subst): Use reg_overlap_mentioned_p
6362 instead of comparing register numbers directly.
6364 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6366 * reload1.c (mark_home_live_1): Use the mode parameter.
6368 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6370 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
6371 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
6375 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
6377 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
6379 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
6381 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
6382 from integer registers.
6383 (FP mode splitters): Handle TFmode.
6385 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
6387 * tree-ssa-structalias.c (find_what_p_points_to): Return false
6388 for ref-all pointers that point-to anything.
6390 2007-06-11 Joseph Myers <joseph@codesourcery.com>
6392 * config/arm/arm.c (arm_output_dwarf_dtprel,
6393 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
6395 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
6397 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
6398 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
6401 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
6403 * gcc/tree.c (signed_or_unsigned_type_for): New.
6404 (unsigned_type_for): Use signed_or_unsigned_type_for.
6405 (signed_type_for): Use signed_or_unsigned_type_for.
6406 * gcc/tree.h (signed_or_unsigned_type_for): New.
6407 (get_signed_or_unsigned_type): Remove.
6408 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
6409 lang_hooks.types.signed_type
6410 (size_diffop): Likewise.
6411 (all_ones_mask_p): Likewise.
6412 (build_range_check): Likewise.
6413 (fold_cond_expr_with_comparison): Likewise.
6414 (fold_cond_expr_with_comparison): Likewise.
6415 (unextend): Likewise.
6416 (extract_muldiv_1): Likewise.
6417 (fold_single_bit_test_into_sign_test): Likewise.
6418 (fold_binary): Likewise.
6419 (fold_ternary): Likewise.
6420 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
6421 instead of get_signed_or_unsigned_type.
6422 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
6423 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
6424 * gcc/expr.c (signed_or_unsigned_type_for): Use
6425 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
6426 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
6427 (lhd_signed_or_unsigned_type): Remove.
6428 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
6429 signed_or_unsigned_type.
6430 (lhd_signed_or_unsigned_type): Remove.
6431 * gcc/expmed.c (make_tree): Use signed_type_for instead of
6432 lang_hooks.types.signed_type.
6433 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
6434 c_common_signed_type instead of lang_hooks.types.signed_type.
6435 (c_common_unsigned_type): New.
6436 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
6437 (shorten_compare): Use c_common_unsigned_type instead of
6438 c_common_signed_or_unsigned_type.
6439 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
6441 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
6442 lang_hooks.types.signed_type.
6443 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
6444 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
6445 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
6446 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
6447 instead of unsigned_type_for.
6448 * gcc/c-decl.c (groakdeclarator): Likewise.
6449 * gcc/c-typeck.c (convert_for_assignment): Likewise.
6450 * gcc/c-common.h (c_common_unsigned_type): New.
6452 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
6455 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
6456 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
6458 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
6461 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
6462 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
6464 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
6465 Sebastian Pop <sebpop@gmail.com>
6467 * lambda-code.c (remove_iv): New.
6468 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
6470 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
6472 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
6473 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
6474 * tree-ssa-loop-prefetch.c: Include optabs.h.
6475 (FENCE_FOLLOWING_MOVNT): New macro.
6476 (struct mem_ref): Add independent_p and storent_p fields.
6477 (record_ref): Initalize the new fields.
6478 (gather_memory_references_ref): Return true if the reference
6480 (gather_memory_references): Check whether all memory accesses
6481 in loop were recorded.
6482 (should_issue_prefetch_p): Return false for nontemporal stores.
6483 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
6484 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
6485 (determine_loop_nest_reuse): Detect independent memory references.
6486 (loop_prefetch_arrays): Call mark_nontemporal_stores.
6487 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
6488 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
6489 * config/i386/i386.h (x86_mfence): Declare.
6490 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
6491 * config/i386/i386.c (x86_mfence): New variable.
6492 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
6494 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
6495 * optabs.c (init_optabs): Initialize storent_optab.
6496 * optabs.h (enum optab_index): Add OTI_storent.
6497 (storent_optab): Declare.
6498 * genopinit.c (optabs): Add initialization for storent_optab.
6499 * tree.h (MOVE_NONTEMPORAL): New macro.
6500 * expr.c (expand_assignment, store_expr, store_constructor_field,
6501 store_constructor, store_field, expand_expr_real_1): Propagate
6502 nontemporality of the expanded store.
6503 (emit_storent_insn): New function.
6504 * expr.h (expand_assignment, store_expr): Declaration changed.
6505 * function.c (assign_parm_setup_reg): Pass false as nontemporality
6506 to expand_assignment.
6507 * stmt.c (expand_asm_expr): Ditto.
6508 * calls.c (initialize_argument_information): Pass false as
6509 nontemporality to store_expr.
6510 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
6513 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
6515 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
6517 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
6519 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
6521 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
6522 and allow DECL_P here.
6524 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
6526 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
6527 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
6528 track of the size of the expression.
6529 * cfghooks.c (merge_blocks): Remove block from loops structure only
6530 after call of the merge_blocks hook.
6532 2007-06-09 Tom Tromey <tromey@redhat.com>
6534 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
6535 (deprecated_state): Removed.
6536 (start_decl): Update.
6537 (enum deprecated_states): Moved earlier.
6538 (groktypename): Update.
6539 (push_parm_decl): Likewise.
6540 (grokfield): Likewise.
6541 (start_function): Likewise.
6543 2007-06-09 Ian Lance Taylor <iant@google.com>
6545 PR tree-optimization/32169
6546 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
6547 CONVERT_EXPR, check whether min and max both converted to an
6548 overflow infinity representation.
6550 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
6552 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
6553 not inserted on the edge.
6555 2007-06-08 Bob Wilson <bob.wilson@acm.org>
6557 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
6558 instructions if they are supported.
6559 (__divsi3, __umodsi3, __modsi3): Likewise.
6560 (__ashldi3, __ashrdi3, __lshrdi3): New.
6561 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
6563 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
6564 Tony Linthicum <tony.linthicum@amd.com>
6566 * doc/invoke.texi: Add fvect-cost-model flag.
6567 * common.opt (fvect-cost-model): New flag.
6568 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
6569 cost fields in stmt_vec_info struct for STMT.
6570 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
6571 fields in stmt_vec_info struct and access functions for the same.
6572 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
6573 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
6574 load, store and vector to scalar operation.
6575 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
6576 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
6577 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
6578 (TARG_VEC_STORE_COST): Define cost of vector store.
6579 (vect_estimate_min_profitable_iters): Define new function.
6580 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
6581 check to evaluate if loop iterations are less than minimum profitable
6582 iterations determined by cost model or minimum vect loop bound defined
6583 by user, whichever is more conservative.
6584 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
6585 run-time check to evaluate if loop iterations are less than minimum
6586 profitable iterations determined by cost model or minimum vect loop
6587 bound defined by user, whichever is more conservative.
6588 (vect_estimate_min_profitable_iterations): New function to estimate
6589 mimimimum iterartions required for vector version of loop to be
6590 profitable over scalar version.
6591 (vect_model_reduction_cost): New function.
6592 (vect_model_induction_cost): New function.
6593 (vect_model_simple_cost): New function.
6594 (vect_cost_strided_group_size): New function.
6595 (vect_model_store_cost): New function.
6596 (vect_model_load_cost): New function.
6597 (vectorizable_reduction): Call vect_model_reduction_cost during
6599 (vectorizable_induction): Call vect_model_induction_cost during
6601 (vectorizable_load): Call vect_model_load_cost during analysis phase.
6602 (vectorizable_store): Call vect_model_store_cost during analysis phase.
6603 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
6604 vectorizable_promotion, vectorizable_demotion): Call
6605 vect_model_simple_cost during analysis phase.
6607 2007-06-08 Simon Baldwin <simonb@google.com>
6609 * reg-stack.c (get_true_reg): Readability change. Moved default case
6610 label into direct switch statement scope.
6612 2007-06-08 Simon Baldwin <simonb@google.com>
6614 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
6615 in gcc_assert() with '==' comparison.
6617 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
6619 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
6620 TARGET_ABM handling of x86_popcnt variable.
6622 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
6624 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
6625 __builtin_copysignq and __builtin_infq built-in functions.
6627 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
6629 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
6630 SSE4.2 section. Correct built-in function names in SSE4A section.
6632 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
6634 PR tree-optimization/32243
6635 * tree-vect-transform.c (vectorizable_type_promotion): Move check
6636 for ncopies after ratio check between nunits_out and nunits_in.
6637 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
6639 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
6641 PR tree-optimization/32224
6642 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
6643 vectorization upon a non GIMPLE_MODIFY_STMT.
6645 2007-06-08 Christian Bruel <christian.bruel@st.com>
6648 * config/sh/sh.md (doloop_end): New pattern and splitter.
6649 * loop-iv.c (simple_rhs_p): Check for hardware registers.
6651 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
6654 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
6656 (verify_dominators): Do not change dominance tree.
6658 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6660 * config/sh/constraints.md: New file.
6661 * config/sh/sh.c: Include tm-constrs.h.
6662 (reg_class_from_letter): Remove.
6663 (prepare_cbranch_operands): Use satisfies_constraint_*
6664 function instead of macro.
6665 (andcosts, broken_move, sh_secondary_reload): Likewise.
6666 * config/sh/predicates.md (trapping_target_operand): Likewise.
6667 (and_operand, arith_operand, arith_reg_or_0_operand,
6668 cmp_operand, logical_operand, target_operand,
6669 ua_address_operand, ua_offset, xor_operand): Likewise.
6670 * config/sh/sh.md: Include constraints.md.
6671 (*movsicc_t_false): Use satisfies_constraint_* function
6673 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
6674 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
6675 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
6676 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
6677 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
6678 (REG_CLASS_FROM_CONSTRAINT): Remove.
6679 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
6680 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
6681 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
6682 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
6683 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
6684 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
6685 function instead of macro.
6686 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
6687 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
6688 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
6689 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
6690 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
6691 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
6692 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
6693 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
6694 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
6695 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
6696 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
6697 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
6698 EXTRA_CONSTRAINT_STR): Likewise.
6699 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
6701 2007-06-07 Geoffrey Keating <geoffk@apple.com>
6703 * config/i386/darwin.h (STACK_BOUNDARY): Define.
6705 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
6708 * c-common.h (flag_cpp0x): Replaced by...
6709 (cxx_dialect): ... this new variable specifying the C++ dialect that
6711 * c-common.c (flag_cpp0x): Removed.
6712 (cxx_dialect): Defined.
6713 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
6715 * c-opts.c (c_common_post_options): Likewise.
6716 (set_std_cxx98): Set cxx_dialect to cxx98.
6717 (set_std_cxx0x): Set cxx_dialect to cxx0x.
6719 2007-06-07 Geoffrey Keating <geoffk@apple.com>
6720 Hui-May Chang <hm.chang@apple.com>
6722 * doc/invoke.texi (Darwin Options): Update documentation for
6723 -mmacosx-version-min.
6724 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
6725 * config/darwin-driver.c: New file.
6726 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
6727 * config/t-darwin (darwin-driver.o): New rule.
6729 * config/darwin-c.c (version_as_macro): Ignore low digit.
6731 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
6733 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
6734 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
6735 (CSGNMODE): New mode macro.
6736 (CSGNVMODE): New mode attribute.
6737 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
6738 expander using CSGNMODE mode macro. Handle TFmode.
6739 (copysign<mode>3_const): Rename from copysignsf3_const and
6740 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
6742 (copysign<mode>3_var): Rename from copysignsf3_var and
6743 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
6745 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
6746 mode macro. Handle TFmode.
6747 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
6748 (iortf3, *iortf3): Ditto.
6749 (xortf3, *xortf3): Ditto.
6750 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
6751 TFmode and TImode masks.
6752 (ix86_expand_copysign): Expand TFmode copysign insn.
6753 (IX86_BUILTIN_INFQ): New.
6754 (IX86_BUILTIN_FABSQ): Ditto.
6755 (IX86_BUILTIN_COPYSIGNQ): Ditto.
6756 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
6757 [__builtin_fabsq]: Ditto.
6758 [__builtin_copysignq]: Ditto.
6759 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
6760 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
6761 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
6762 ix86_expand_binop_builtin().
6764 2007-06-07 Bob Wilson <bob.wilson@acm.org>
6766 * config/xtensa/lib1funcs.asm: Clean up whitespace.
6768 2007-06-07 Steve Ellcey <sje@cup.hp.com>
6771 * rtl.h (push_to_sequence2): New.
6772 * emit-rtl.c (push_to_sequence2): New.
6773 * function.c (assign_parm_data_all): Add new fields.
6774 (assign_parm_setup_block): Call push_to_sequence2 instead of
6776 (assign_parm_setup_reg): Ditto.
6777 (assign_parm_setup_stack): Ditto.
6778 (assign_parms_unsplit_complex): Ditto.
6779 (assign_parms): Change field name.
6781 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
6783 PR tree-optimization/32220
6784 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
6785 phi node is reached before defining statement.
6787 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6790 * tree-vect-transform.c (vectorizable_call): Call update_stmt
6791 after changing the right hand side of the assignment.
6793 2007-06-06 Eric Christopher <echristo@apple.com>
6795 * config.gcc (i?86-*-darwin*): Remove arch parameter.
6796 (x86_64-*-darwin*): Ditto.
6797 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
6798 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
6800 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
6802 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
6804 (add_key): Likewise.
6805 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
6806 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
6808 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
6810 (add_cost_one_coalesce): Likewise.
6811 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
6812 variable names. Rename orig to orig_name for consistency.
6813 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
6815 (cprop_into_successor_phis): Avoid using C++ keywords as variable
6817 (record_equivalences_from_stmt): Likewise.
6818 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
6819 the coding conventions.
6820 (memory_ssa_name_same): Likewise.
6821 (dse_optimize_stmt): Likewise.
6822 (dse_record_phis): Likewise.
6823 (dse_finalize_block): Likewise.
6824 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
6825 keywords as variable names.
6826 (may_move_till): Cast according to the coding conventions.
6827 (force_move_till_expr): Avoid using C++ keywords as variable names.
6828 (force_move_till): Cast according to the coding conventions.
6829 (memref_hash): Likewise.
6830 (memref_eq): Likewise.
6831 (gather_mem_refs_stmt): Likewise.
6832 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
6833 using C++ keywords as variable names.
6834 (idx_find_step): Cast according to the coding conventions.
6835 (idx_record_use): Likewise.
6836 (find_depends): Likewise.
6837 (prepare_decl_rtl): Likewise.
6838 (mbc_entry_hash): Likewise.
6839 (mbc_entry_eq): Likewise.
6840 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
6841 (simplify_replace_tree): Avoid using C++ keywords as variable names.
6842 (idx_infer_loop_bounds): Cast according to the coding conventions.
6843 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
6844 * tree-ssa-math-opts.c (occ_new ): Likwise.
6845 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
6847 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
6849 (add_use_op): Likewise.
6850 (add_vop): Likewise.
6851 (add_vuse_op): Likewise.
6852 (add_vdef_op): Likewise.
6853 (get_expr_operands): Likewise.
6854 (push_stmt_changes): Use type safe memory macros.
6855 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
6856 keywords as variable names.
6857 (conditional_replacement): Likewise.
6858 (minmax_replacement): Likewise.
6859 (abs_replacement): Likewise.
6860 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
6862 (insert_fake_stores): Avoid using C++ keywords as variable names.
6863 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
6865 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
6866 (heapvar_insert): Use type safe memory macros.
6867 (new_var_info): Cast according to the coding conventions.
6868 (new_constraint): Likewise.
6869 (remove_preds_and_fake_succs): Use type safe memory macros.
6870 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
6872 (thread_single_edge): Likewise.
6873 (thread_through_loop_header): Likewise.
6875 2007-06-06 Eric Christopher <echristo@apple.com>
6877 * config/i386/i386.c (override_options): Move handling
6878 of TARGET_SUBTARGET* earlier.
6880 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
6882 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
6885 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
6887 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
6888 emited outside of basic block.
6889 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
6891 * rtl.h (delete_insn_chain): Declaration changed.
6892 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
6894 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
6895 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
6896 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
6897 to delete_insn_chain.
6898 (rtl_verify_flow_info_1): Verify that the insns in header and footer
6899 do not have bb field set.
6900 (rtl_verify_flow_info): Verify that insns between basic blocks do not
6902 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
6903 * cfgcleanup.c (try_optimize_cfg): Ditto.
6905 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
6907 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
6908 (lambda_body_vector_new): Use type safe memory macros.
6909 (lambda_linear_expression_new): Likewise.
6910 (lambda_loopnest_new): Likewise.
6911 (lambda_lattice_new): Likewise.
6912 (replace_uses_equiv_to_x_with_y): Cast according to the coding
6913 conventions. Use type safe memory macros.
6914 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
6915 (lambda_body_vector_s): Likewise.
6916 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
6917 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
6919 2007-06-06 Richard Guenther <rguenther@suse.de>
6921 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
6922 if we need to schedule cfg_cleanup.
6923 (tree_ssa_forward_propagate_single_use_vars): Do so.
6925 2007-06-06 Ian Lance Taylor <iant@google.com>
6927 * fold-const.c (merge_ranges): If range_successor or
6928 range_predecessor fail, just return 0.
6930 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6932 PR tree-optimization/32216
6933 * tree-vectorizer.c (supportable_widening_operation): Determine
6934 signedness of FIX_TRUNC_EXPR from output operand.
6935 (supportable_narrowing_operation): Ditto.
6936 * tree-vect-generic.c (expand_vector_operations_1): Determine
6937 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
6940 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
6942 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
6943 (struct pta): ...from here. Change flags to unsigned to avoid
6944 excessive casting (as it is used as a bit mask).
6945 (override_options): Add casts according to the coding convenventions.
6946 (x86_64_elf_unique_section): Likewise.
6947 (examine_argument): Avoid using C++ keywords as variable names.
6948 (construct_container): Likewise.
6949 (legitimize_pic_address): Likewise.
6950 (get_dllimport_decl): Cast according to the coding conventions. Use
6951 type safe memory macros.
6952 (legitimize_address): Cast according to the coding conventions.
6953 (emit_i387_cw_initialization): Corrected the type of slot to enum
6955 (ix86_init_machine_status): Use type safe memory macros.
6956 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
6957 (bdesc_pcmpistr): Likewise.
6958 (bdesc_crc32): Likewise.
6959 (bdesc_sse_3arg): Likewise.
6960 (bdesc_2arg): Likewise.
6961 (bdesc_1arg): Likewise.
6962 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
6963 (ix86_expand_sse_pcmpistr): Likewise.
6964 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
6965 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
6966 int to match the langhook definition.
6967 (ix86_builtin_conversion): Change the type of code to unsigned init to
6968 match the langhook definition.
6969 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
6971 (ix86_preferred_output_reload_class): Likewise.
6972 (ix86_cannot_change_mode_class): Likewise.
6973 (ix86_memory_move_cost): Likewise.
6974 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
6975 avoid excessive casting later on.
6976 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
6978 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6980 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
6981 as flags setting insn.
6982 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
6984 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6986 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
6987 (UNSPEC_ROUND): New.
6988 ("sse4_1_round<mode>2"): New insn pattern.
6989 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
6991 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
6992 expander using SSEMODEF mode macro. Expand using
6993 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6994 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
6995 expander using SSEMODEF mode macro. Expand using
6996 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6997 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
6998 expander using SSEMODEF mode macro. Expand using
6999 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7000 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
7001 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
7002 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
7005 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
7006 Sebastian Pop <sebpop@gmail.com>
7008 * lambda.h (build_linear_expr): New.
7009 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
7010 Use build_linear_expr, call fold and force_gimple_operand.
7011 (lambda_loopnest_to_gcc_loopnest): Check that there is
7012 something to insert.
7013 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
7015 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
7017 PR preprocessor/23479
7018 * doc/extend.texi: Document the 0b-prefixed binary integer
7021 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7023 PR tree-optimization/32215
7024 * tree-vectorizer.c (supportable_widening_operation): Return false
7025 for unsupported FIX_TRUNC_EXPR tree code.
7026 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
7028 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
7030 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
7031 register on SPE targets. Change documentation to reflect
7033 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
7034 Change FIXED_SCRATCH to 14 and document why we're keeping r14
7035 out of the register allocation pool.
7036 (rs6000_reg_live_or_pic_offset_p): New function.
7037 (rs6000_emit_prologue): Move the actual saving of LR up to free
7038 r0 for holding r11. Split saving of SPE 64-bit registers into
7039 its own case. Ensure that offsets will always be in-range for
7040 'evstdd' by using r11 as a scratch register to point at the start
7041 of the SPE save area. Save r11 if necessary, as it is the static
7043 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
7044 into its own case. Ensure that offsets will always be in-range
7045 for 'evldd' by using r11 as a scratch register to point at the
7046 start of the SPE save area. Also adjust r11 when restoring
7047 the stack pointer to compensate for pre-loading r11.
7049 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
7051 * cfg.c (init_flow): Use type safe memory macros.
7052 (alloc_block): Likewise.
7053 (unchecked_make_edge): Likewise.
7054 (dump_flow_info): Avoid using C++ keywords as variable names.
7055 (copy_original_table_clear): Cast according to the coding conventions.
7056 (copy_original_table_set): Likewise.
7057 * cfgexpand (label_rtx_for_bb): Likewise.
7058 (expand_gimple_basic_block): Likewise.
7059 * cfghooks.c (dump_bb): Likewise.
7060 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
7062 (lv_add_condition_to_bb): Likewise.
7063 * cfglayout (relink_block_chain): Cast according to the coding
7065 (fixup_reorder_chain): Likewise.
7066 (fixup_fallthru_exit_predecessor): Likewise.
7067 * cfgloop.c (glb_enum_p): Likewise.
7068 (get_exit_description): Likewise.
7069 (dump_recorded_exit): Likewise.
7070 * cfgloop.h (enum loop_estimation): Move out of struct scope...
7071 (struct loop): ... from here.
7072 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
7074 * cfgrtl.c (rtl_create_basic_block): Likewise.
7075 (rtl_split_block): Likewise.
7076 (rtl_dump_bb): Likewise.
7077 (cfg_layout_split_block): Likewise.
7078 (init_rtl_bb_info): Use typesafe memory macros.
7080 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
7081 * graphds.h: Updated all usages of edge to graph_edge.
7082 * graphds.c: Likewise.
7083 * cfgloopanal.c: Likewise.
7085 2007-06-05 Ian Lance Taylor <iant@google.com>
7087 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
7088 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
7089 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
7091 (test_for_singularity): Likewise.
7093 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
7095 * config/i386/constraints.md ("Y2"): Replaced by ...
7097 * config/i386/i386.md: Likewise.
7098 * config/i386/mmx.md: Likewise.
7099 * config/i386/sse.md: Likewise.
7101 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
7103 * config/i386/constraints.md ("z"): Replaced by ...
7105 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
7106 (sse4_1_blendvps): Likewise.
7107 (sse4_1_pblendvb): Likewise.
7108 (sse4_2_pcmpestr): Likewise.
7109 (sse4_2_pcmpestrm): Likewise.
7110 (sse4_2_pcmpestr_cconly): Likewise.
7111 (sse4_2_pcmpistr): Likewise.
7112 (sse4_2_pcmpistrm): Likewise.
7113 (sse4_2_pcmpistr_cconly): Likewise.
7115 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
7117 * matrix-reorg.c (transform_access_sites): Fix computation.
7118 (transform_allocation_sites): Same.
7120 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7122 * config/i386/i386.c (override_options): Use
7123 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
7125 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7127 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
7128 (nonimm_not_xmm0_operand): Ditto.
7129 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
7130 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
7131 as operand[2] predicate. Require "z" class XMM register for
7132 operand[3]. Adjust asm template.
7133 ("sse4_1_blendvpd"): Ditto.
7134 ("sse4_1_pblendvb"): Ditto.
7135 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
7136 force op2 into xmm0 register for variable blend instructions.
7138 2007-06-04 Tom Tromey <tromey@redhat.com>
7140 * c-tree.h (start_enum): Update.
7141 (build_enumerator): Likewise.
7142 * c-decl.c (enum_next_value): Removed.
7143 (enum_overflow): Likewise.
7144 (start_enum): Add c_enum_contents argument. Don't use globals.
7145 (build_enumerator): Likewise.
7146 * c-tree.h (struct c_enum_contents): New struct.
7148 2007-06-04 Tom Tromey <tromey@redhat.com>
7150 * c-common.c (c_common_get_alias_set): Fix indentation.
7152 2007-06-04 Ian Lance Taylor <iant@google.com>
7154 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
7155 to overflow, reduce overflow infinity to regular infinity.
7156 (vrp_var_may_overflow): New static function.
7157 (vrp_visit_phi_node): Check vrp_var_may_overflow.
7159 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
7161 * stor-layout.c (layout_type): Remove duplicate code.
7163 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
7166 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
7167 before build_common_builtin_nodes ().
7169 2007-06-04 Steve Ellcey <sje@cup.hp.com>
7172 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
7174 2007-06-04 Jan Hubicka <jh@suse.cz>
7176 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
7177 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
7178 instead of _stat version.
7180 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
7182 PR tree-optimization/32194
7183 * tree-predcom.c (determine_offset): Check that both references have
7186 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
7188 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
7189 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
7190 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
7191 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
7192 Add argument to iterate_fix_dominators call.
7193 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
7194 * gcse.c (hoist_code): Change domby to vector.
7195 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
7196 Add argument to iterate_fix_dominators call.
7197 * loop-doloop.c (doloop_modify): Changed recount_dominator to
7198 recompute_dominator.
7199 * lambda-code.c (perfect_nestify): Ditto.
7200 * cfgloopanal.c: Include graphds.h.
7201 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
7202 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
7203 (mark_irreducible_loops): Use graphds_scc. Remove argument from
7205 * graphds.c: New file.
7206 * graphds.h: New file.
7207 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
7208 (get_dominated_by, get_dominated_by_region): Change return type to
7210 (verify_dominators): Recompute all dominators and compare the results.
7211 (recount_dominator): Renamed to ...
7212 (recompute_dominator): ... this. Do not check that the block is
7214 (iterate_fix_dominators): Reimplemented.
7215 (prune_bbs_to_update_dominators, root_of_dom_tree,
7216 determine_dominators_for_sons): New functions.
7217 * et-forest.c (et_root): New function.
7218 * et-forest.h (et_root): Declare.
7219 * Makefile.in (graphds.o): Add.
7220 (cfgloopanal.o): Add graphds.h dependency.
7221 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
7222 * basic-block.h (get_dominated_by, get_dominated_by_region,
7223 iterate_fix_dominators): Declaration changed.
7224 (recount_dominator): Renamed to ...
7225 (recompute_dominator): ... this.
7226 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
7227 (thread_through_all_blocks): Do not free dominance info.
7229 2007-06-03 Andreas Schwab <schwab@suse.de>
7231 * config/m68k/m68k.c (override_options): Don't override
7233 * config/m68k/m68k-modes.def (SF, DF): Define to use
7234 motorola_single_format and motorola_double_format, resp.
7235 * real.c (motorola_single_format): Renamed from
7236 coldfire_single_format.
7237 (motorola_double_format): Renamed from coldfire_double_format.
7238 (encode_ieee_extended): Generate a proper canonical NaN image
7239 respecting canonical_nan_lsbs_set.
7240 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
7242 * real.h: Adjust declarations.
7244 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
7247 * config/sh/sh.md (symGOT_load): Don't schedule insns when
7248 the symbol is generated with the stack protector.
7250 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
7252 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
7253 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
7255 * doc/extend.texi (interrupt): Mention m68k.
7257 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
7259 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
7260 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
7261 (ix86_expand_sse_pcmpestr): Do not check operands for
7262 "register_operand", when insn operand predicate is "register_operand".
7263 (ix86_expand_sse_pcmpistr): Ditto.
7265 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
7266 Uros Bizjak <ubizjak@gmail.com>
7268 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
7269 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
7270 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
7271 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
7272 * config/i386/constraints.md ("z"): New register constraint
7273 for members of SSE_FIRST_REG class.
7274 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
7275 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
7276 SSE_FIRST_REG class.
7277 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
7278 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
7279 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
7280 (IX86_BUILTIN_PCMPESTRM128): Likewise.
7281 (IX86_BUILTIN_PCMPESTRA128): Likewise.
7282 (IX86_BUILTIN_PCMPESTRC128): Likewise.
7283 (IX86_BUILTIN_PCMPESTRO128): Likewise.
7284 (IX86_BUILTIN_PCMPESTRS128): Likewise.
7285 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
7286 (IX86_BUILTIN_PCMPISTRI128): Likewise.
7287 (IX86_BUILTIN_PCMPISTRM128): Likewise.
7288 (IX86_BUILTIN_PCMPISTRA128): Likewise.
7289 (IX86_BUILTIN_PCMPISTRC128): Likewise.
7290 (IX86_BUILTIN_PCMPISTRO128): Likewise.
7291 (IX86_BUILTIN_PCMPISTRS128): Likewise.
7292 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
7293 (struct builtin_description): Change "flag" field to unsigned.
7294 (bdesc_pcmpestr): New builtin description table.
7295 (bdesc_pcmpistr): Likewise.
7296 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
7297 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
7298 Initialize pcmp[ei]str[im] insns for SSE4.2.
7299 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
7300 (ix86_expand_sse_pcmpistr): Likewise.
7301 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
7302 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
7303 (UNSPEC_PCMPISTR): Likewise.
7304 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
7305 (sse4_2_pcmpestri):New isns pattern.
7306 (sse4_2_pcmpestrm): Likewise.
7307 (sse4_2_pcmpestr_cconly): Likewise.
7308 (sse4_2_pcmpistr): New insn patern and splitter.
7309 (sse4_2_pcmpistri):New isns pattern.
7310 (sse4_2_pcmpistrm): Likewise.
7311 (sse4_2_pcmpistr_cconly): Likewise.
7312 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
7315 2007-06-01 David Daney <ddaney@avtrex.com>
7317 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
7318 LOADGP_ABSOLUTE and not binds_local_p.
7320 2007-06-01 Geoffrey Keating <geoffk@apple.com>
7322 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
7324 2007-06-01 Ian Lance Taylor <iant@google.com>
7326 * tree-vrp.c (compare_name_with_value): Always set
7327 used_strict_overflow if we get a result from the variable itself.
7329 2007-06-01 Ian Lance Taylor <iant@google.com>
7331 PR rtl-optimization/31455
7332 * lower-subreg.c (find_decomposable_subregs): Don't decompose
7333 subregs which have a cast between modes which are not tieable.
7335 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
7337 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
7338 breaks after return statements.
7340 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
7342 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
7343 only after no_new_pseudos.
7345 2007-05-31 Eric Christopher <echristo@apple.com>
7347 * expr.c (convert_move): Assert that we don't have a BLKmode
7349 (store_expr): Handle BLKmode moves by calling emit_block_move.
7351 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
7353 * c-typeck.c (build_indirect_ref): Include type in error message.
7354 (build_binary_op): Pass types to binary_op_error.
7355 * c-common.c (binary_op_error): Take two type arguments, print out
7357 * c-common.h (binary_op_error): Update prototype.
7359 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
7361 * config/i386/i386.c: Correct coments on -mno-sse4.
7363 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
7365 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
7366 (x86_64-*-*): Likewise.
7367 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
7368 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
7369 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7370 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
7371 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7372 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7373 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7374 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7375 (OPTION_MASK_ISA_SSE4): Likewise.
7376 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
7377 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7378 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
7379 (override_options): Support SSE4.2.
7380 (ix86_build_const_vector): Support SImode and DImode.
7381 (ix86_build_signbit_mask): Likewise.
7382 (ix86_expand_int_vcond): Support V2DImode.
7383 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
7384 (IX86_BUILTIN_CRC32HI): Likewise.
7385 (IX86_BUILTIN_CRC32SI): Likewise.
7386 (IX86_BUILTIN_CRC32DI): Likewise.
7387 (IX86_BUILTIN_PCMPGTQ): Likewise.
7388 (bdesc_crc32): Likewise.
7389 (bdesc_sse_3arg): Likewise.
7390 (ix86_expand_crc32): Likewise.
7391 (ix86_init_mmx_sse_builtins): Support SSE4.2.
7392 (ix86_expand_builtin): Likewise.
7393 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
7394 __SSE4_2__ for -msse4.2.
7395 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
7396 (CRC32MODE): Likewise.
7397 (crc32modesuffix): Likewise.
7398 (crc32modeconstraint): Likewise.
7399 (sse4_2_crc32<mode>): Likewise.
7400 (sse4_2_crc32di): Likewise.
7401 * config/i386/i386.opt (msse4.2): New for SSE4.2.
7403 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
7404 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
7405 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
7406 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
7407 (vcondu<mode>): Likewise.
7408 * doc/extend.texi: Document SSE4.2 built-in functions.
7409 * doc/invoke.texi: Document -msse4.2/-msse4.
7411 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
7413 PR tree-optimization/32160
7414 * tree-predcom.c (predcom_tmp_var): New function. Mark created
7415 variable as gimple reg.
7416 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
7418 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
7420 * gcc.c (main): Don't consider linker options when issuing the
7421 warning about a linker input file not being used.
7423 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7425 * tree-vrp.c (compare_names): Initialize sop.
7427 2007-05-30 Dirk Mueller <dmueller@suse.de>
7429 * cgraphunit.c (cgraph_analyze_function): Remove
7430 computation of inline parameters.
7432 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
7434 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
7436 2007-05-30 Richard Sandiford <richard@codesourcery.com>
7438 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
7439 Add vx-common.h. Include vxworks.h between vx-common.h and
7441 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
7443 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
7444 (TARGET_ASM_DESTRUCTOR): Likewise.
7445 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
7446 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
7447 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7448 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
7449 (VXWORKS_ENDIAN_SPEC): Define.
7450 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
7451 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
7452 VXWORKS_* equivalents.
7453 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
7454 (ASM_FILE_START): Delete.
7455 (TARGET_VERSION): Reformat.
7456 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
7457 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
7458 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
7459 (FPBIT, DPBIT): Define.
7460 (fp-bit.c, dp-bit.c): New rules.
7461 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
7462 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
7463 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
7464 * config/arm/arm.h: Include vxworks-dummy.h.
7465 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
7466 Mark with ATTRIBUTE_UNUSED.
7467 (arm_override_options): Do not allow VxWorks RTP PIC to be used
7468 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
7469 make it incompatible with -msingle-pic-base.
7470 (arm_function_ok_for_sibcall): Return false for calls that might
7471 go through a VxWorks PIC PLT entry.
7472 (require_pic_register): New function, split out from...
7473 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
7475 (arm_load_pic_register): Handle the VxWorks RTP initialization
7476 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
7477 (arm_emit_call_insn): New function.
7478 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
7479 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
7480 (pic_offset_arm): New pattern.
7481 (call, call_value): Use arm_emit_call_insn.
7482 (call_internal, call_value_internal): New expanders.
7483 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
7484 VxWorks unless __PIC__.
7486 2007-05-30 Eric Christopher <echristo@gmail.com>
7488 * genrecog.c: Include regs.h in generated file.
7489 * genemit.c: Ditto. Fix up formatting.
7490 * config/mn10300/constraints.md: New.
7491 * config/mn10300/mn10300.md: Include.
7492 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
7493 Fix up for removed macro.
7494 * config/mn10300/predicates.md (call_address_operand): Ditto.
7495 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
7496 (CONST_OK_FOR_I): Ditto.
7497 (CONST_OK_FOR_J): Ditto.
7498 (CONST_OK_FOR_K): Ditto.
7499 (CONST_OK_FOR_L): Ditto.
7500 (CONST_OK_FOR_M): Ditto.
7501 (CONST_OK_FOR_N): Ditto.
7502 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
7506 (EXTRA_CONSTRAINT): Ditto.
7508 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
7510 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
7512 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
7513 OPTION_MASK_ISA_64BIT.
7514 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
7516 2007-05-30 Richard Guenther <rguenther@suse.de>
7519 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
7520 types for comparison.
7521 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
7522 with original typed arguments.
7523 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
7525 2007-05-30 Jakub Jelinek <jakub@redhat.com>
7527 PR tree-optimization/31769
7528 * except.c (duplicate_eh_regions): Clear prev_try if
7529 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
7531 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
7533 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
7534 * tree-ssa-sink.c (statement_sink_location): Return basic block and
7535 bsi of the location where statements should be inserted.
7536 (sink_code_in_bb): Take bsi from statement_sink_location.
7537 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
7538 instead of bsi_start.
7539 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
7541 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
7542 (bsi_move_before): Document inconsistency with bsi_move_after.
7543 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
7545 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
7547 * config/i386/i386.h (TARGET_ABM): New define.
7548 (TARGET_POPCNT): Ditto.
7549 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
7550 New temporary defines to redefine from OPTION_ISA_* defines.
7551 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
7552 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
7553 (ix86_isa_flags): New extern int declaration.
7554 (TARGET_SUBTARGET_DEFAULT): New define.
7555 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
7556 (TARGET_SUBTARGET32_DEFAULT): Ditto.
7557 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
7558 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7559 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
7560 * config/i386/darwin.h: Change TARGET_64BIT define to
7563 * config/i386/i386.opt (m3dnowa): Define as undocumented option
7564 using existing "ix86_isa_flags" varible.
7565 (m32, m64): Use existing "ix86_isa_flags" variable.
7566 (mmmx, m3dnow): Ditto.
7567 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
7568 (mabm): Define as non-negative option using "x86_abm" variable.
7569 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
7571 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
7572 Rewrite feature test bitmap.
7573 (ix86_isa_flags): New initialized global int varible.
7574 (ix86_isa_flags_explicit): New static int variable.
7575 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
7576 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
7577 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
7578 target_flags_explicit.
7579 (override_options): Remove "target_enable" and "target_disable" fields
7580 from "struct ptt". Update processor_target_table accordingly. Remove
7581 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
7582 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
7583 "target_flags" and "ix86_isa_flags_explicit" instead of
7584 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
7585 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
7586 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
7587 to true when either of PTA_POPCNT or PTA_ABM is set in
7588 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
7589 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
7590 processor_alias_table flags entry. Remove handling of
7591 "target_enable" and "target_disable" fields of processor_target_table.
7592 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
7593 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
7594 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
7595 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
7596 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
7598 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
7600 2007-05-29 David Daney <ddaney@avtrex.com>
7603 * config/mips/mips.c (mips_output_mi_thunk): Emit
7604 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
7606 2007-05-29 Hui-May Chang <hm.chang@apple.com>
7607 * config/i386/i386.c (ix86_function_regparm): Added checking of
7608 ix86_force_align_arg_pointer to determine the number of
7609 register parameters.
7611 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
7613 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
7614 (SET_DR_MISALIGNMENT): New.
7615 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
7616 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
7617 Use SET_DR_MISALIGNMENT.
7618 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
7620 * tree-data-ref.c (create_data_ref, compute_all_dependences,
7621 find_loop_nest): Export.
7622 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
7623 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
7624 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
7625 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
7627 (struct mem_ref): Add field reuse_distance.
7628 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
7629 Initialize reuse_distance field.
7630 (issue_prefetch_ref): Select temporality of prefetch according to
7632 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
7633 self_reuse_distance, determine_loop_nest_reuse): New functions.
7634 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
7635 (tree_ssa_prefetch_arrays): Dump L2 cache size.
7636 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
7639 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
7641 * tree-ssa-alias.c: Add aliasing overview.
7643 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
7644 Danny Smith <dannysmith@users.sourceforge.net>
7647 * config/i386/t-crtfm: Compile crtfastmath.o with
7648 -minline-all-stringops.
7649 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
7650 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
7652 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7654 * doc/md.texi: Document constraints on HP PA-RISC.
7656 * pa/constraints.md: New file.
7657 * pa.md: Include constraints.md.
7658 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
7659 (integer_store_memory_operand, ldil_cint_p): New functions.
7660 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
7661 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7662 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
7663 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
7664 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
7666 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
7669 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
7670 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
7671 case POSTDECREMENT_EXPR>): Return the error_mark_node
7672 if either the real or imaginary parts would an
7675 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
7677 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
7678 name when we remove it from a call.
7680 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
7682 * targhooks.c (default_narrow_bitfield): Remove.
7683 * targhooks.h: Remove the prototype for
7684 default_narrow_bitfield.
7686 * langhooks-def.h: Remove the prototype for
7687 hook_get_alias_set_0.
7688 * langhooks.c (hook_get_alias_set_0): Remove.
7690 * global.c (EXECUTE_IF_CONFLICT): Remove.
7692 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7695 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
7696 return true when truth_value_p is true and the type
7699 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
7701 * doc/install.texi (Prerequisites): We no longer require Autoconf
7702 2.13 for the top-level.
7704 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
7706 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
7707 memory access via x86_expand_vector_move_misalign() only for
7708 TImode values on 32-bit targets.
7710 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
7712 * matrix-reorg.c: New file. Implement matrix flattening and
7713 transposing optimization.
7714 * tree-pass.h: Add matrix reorg pass.
7715 * common.opt: Add fipa-mreorg flag.
7716 * Makefile.in: Add matrix-reorg.c.
7717 * passes.c: Add matrix reorg pass.
7718 * varpool.c (add_new_static_var): New function.
7719 * cgraph.h (add_new_static_var): Declare.
7721 2007-05-27 Eric Christopher <echristo@apple.com>
7723 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
7724 sp_offset depending on stack size. Save r12 depending
7725 on registers we're saving later.
7726 (rs6000_emit_epilogue): Update sp_offset depending only
7729 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
7731 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
7732 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7733 * ifcvt.c (if_convert): Ditto.
7734 * tree-ssa-threadupdate.c (thread_block): Ditto.
7735 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
7736 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7737 verify_loop_closed_ssa): Check number_of_loops instead of
7739 * predict.c (tree_estimate_probability): Ditto.
7740 * tree-if-conv.c (main_tree_if_conversion): Ditto.
7741 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
7742 * modulo-sched.c (sms_schedule): Ditto.
7743 * tree-scalar-evolution.c (scev_const_prop): Ditto.
7744 (scev_finalize): Do not do anything if scev analysis was not
7746 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
7747 current_loops == NULL.
7748 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
7749 * loop-init.c (loop_optimizer_init): Do not free current_loops when
7751 (loop_optimizer_finalize): Assert that loops were analyzed.
7752 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
7753 rtl_doloop): Check number_of_loops instead of current_loops.
7754 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
7755 current_loops == NULL.
7756 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
7757 gate_tree_vectorize tree_linear_transform, check_data_deps,
7758 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
7759 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
7760 Check number_of_loops instead of current_loops.
7761 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
7762 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
7763 free loops if available.
7764 (execute_pre): Do not pass do_fre to fini_pre.
7766 2007-05-27 Tobias Burnus <burnus@net-b.de>
7769 * real.c (mpfr_from_real): Fix sign of -Inf.
7771 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
7773 * tree-vect-transform.c (vectorizable_conversion): Initialize
7774 tree_code variables to ERROR_MARK.
7775 (vectorizable_type_demotion): Likewise.
7776 (vectorizable_type_promotion): Likewise.
7778 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
7781 * config/i386/i386.md (movti): Handle push operands via
7784 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
7786 * basic-block.h: Remove the prototype for merge_seq_blocks.
7787 * cfgcleanup.c (merge_seq_blocks): Remove.
7789 * tree-flow.h: Remove the prototype for is_aliased_with.
7790 * tree-ssa-alias.c (is_aliased_with): Remove.
7792 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
7794 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
7796 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
7798 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
7799 ix86_expand_sse4_unpack if SSE4.1 is enabled.
7800 (vec_unpacks_hi_v16qi): Likewise.
7801 (vec_unpacku_lo_v16qi): Likewise.
7802 (vec_unpacks_lo_v16qi): Likewise.
7803 (vec_unpacku_hi_v8hi): Likewise.
7804 (vec_unpacks_hi_v8hi): Likewise.
7805 (vec_unpacku_lo_v8hi): Likewise.
7806 (vec_unpacks_lo_v8hi): Likewise.
7807 (vec_unpacku_hi_v4si): Likewise.
7808 (vec_unpacks_hi_v4si): Likewise.
7809 (vec_unpacku_lo_v4si): Likewise.
7810 (vec_unpacks_lo_v4si): Likewise.
7812 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
7814 * c-typeck.c, config/arm/arm.c, config/darwin.c,
7815 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
7816 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
7817 follow spelling conventions in various
7818 warning/error/diagnostic messages.
7820 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
7821 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
7822 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
7823 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
7824 tree-vrp.c: Fix comment typos. Follow spelling conventions.
7825 * doc/tm.texi: Follow spelling conventions.
7827 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7830 * tree-ssa-forwprop.c
7831 (forward_propagate_addr_into_variable_array_index): Remove
7832 the lhs argument. Use the type of def_rhs instead of lhs.
7833 (forward_propagate_addr_expr_1): Update use of
7834 forward_propagate_addr_into_variable_array_index.
7836 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
7837 Nigel Stephens <nigel@mips.com>
7839 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
7840 function attributes, "far" being an alias for "long_call".
7841 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
7842 (mips_near_type_p, mips_far_type_p): New.
7843 (mips_comp_type_attributes): New function to check that attributes
7844 attached to a function type are compatible.
7845 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
7846 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
7847 to the target function of the thunk.
7848 (mips_encode_section_info): Check for "near" and "far" function
7849 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
7851 * config/mips/predicates.md (const_call_insn_operand): Test only
7852 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
7854 * doc/extend.texi (Function Attributes): Document MIPS "near" and
7857 * testsuite/gcc.target/mips/near-far-1.c: New test case.
7858 * testsuite/gcc.target/mips/near-far-2.c: New test case.
7859 * testsuite/gcc.target/mips/near-far-3.c: New test case.
7860 * testsuite/gcc.target/mips/near-far-4.c: New test case.
7862 2007-05-25 Eric Christopher <echristo@apple.com>
7864 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
7865 to x86-darwin configurations.
7866 * config/i386/t-darwin: Add softfp support.
7867 * config/i386/t-darwin64: Ditto.
7868 * config/i386/sfp-machine.h: If mach then don't use
7869 aliasing, emit a stub to call.
7871 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
7873 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
7874 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
7875 tree-predcom.c, tree-ssa-alias-warnings.c,
7876 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
7877 comment typos. Follow spelling conventions.
7878 * doc/cpp.texi, doc/invoke.texi: Fix typos.
7880 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
7883 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
7884 constants into memory. Expand unaligned memory references for
7885 SSE modes via x86_expand_vector_move_misalign() function.
7887 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
7889 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
7890 "memory" attribute for "sseishft" type insn without operands[2].
7892 2007-05-25 Dirk Mueller <dmueller@suse.de>
7893 Marcus Meissner <meissner@suse.de>
7895 * doc/extend.texi (alloc_size): New attribute.
7896 * c-common.c (handle_alloc_size_attribute): New.
7897 * tree-object-size.c (alloc_object_size): Use alloc_size
7898 attribute, if available.
7900 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
7902 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
7904 (__builtin_ia32_vec_ext_v2di): Likewise.
7905 (__builtin_ia32_vec_ext_v4si): Likewise.
7906 (__builtin_ia32_vec_ext_v8hi): Likewise.
7907 (__builtin_ia32_vec_ext_v16qi): Likewise.
7908 (__builtin_ia32_vec_set_v8hi): Likewise.
7910 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
7912 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
7914 2007-05-25 Richard Sandiford <richard@codesourcery.com>
7916 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
7917 (arm_is_longcall_p): Rename to...
7918 (arm_is_long_call_p): ...this. Take a single tree argument and
7920 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
7921 (CUMULATIVE_ARGS): Remove call_cookie.
7922 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
7923 (ENCODED_LONG_CALL_ATTR_P): Delete.
7924 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
7925 LONG_CALL_FLAG_CHAR cases.
7926 (ARM_DECLARE_FUNCTION_SIZE): Delete.
7927 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
7928 ARM_DECLARE_FUNCTION_SIZE.
7929 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
7930 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
7931 (arm_encode_call_attribute, current_file_function_operand): Delete.
7932 (arm_function_in_section_p): New function.
7933 (arm_is_longcall_p): Rename to...
7934 (arm_is_long_call_p): ...this. Take the target function as a single
7935 argument and return a bool. Do not rely on call cookies. Check
7936 whether the target symbol is in the same section as the current
7937 function, not just the same compilation unit.
7938 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
7939 (arm_encode_section_info): Don't encode a call type.
7940 * config/arm/arm.md (call, call_value): Update calls to
7941 arm_is_long(_)call_p. Simplify logic.
7942 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
7943 Update calls to arm_is_long(_)call_p.
7945 2007-05-25 Richard Guenther <rguenther@suse.de>
7947 PR tree-optimization/31982
7948 * tree-ssa-forwprop.c
7949 (forward_propagate_addr_into_variable_array_index): Handle arrays
7950 with element size one.
7952 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7954 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
7955 (umulsi3_highpart): Likewise.
7957 2007-05-24 Ian Lance Taylor <iant@google.com>
7959 PR rtl-optimization/32069
7960 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
7963 2007-05-24 Ollie Wild <aaw@google.com>
7965 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
7968 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
7970 * postreload-gcse.c (reg_changed_after_insn_p): New function.
7971 (oprs_unchanged_p): Use it to check all registers in a REG.
7972 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
7973 (reg_set_between_after_reload_p): Delete.
7974 (reg_used_between_after_reload_p): Likewise.
7975 (reg_set_or_used_since_bb_start): Likewise.
7976 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
7977 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
7978 Use reg_set_between_p instead of reg_set_between_after_reload_p.
7979 * rtlanal.c (reg_set_p): Check whether REG overlaps
7980 regs_invalidated_by_call, rather than just checking the
7981 membership of REGNO (REG).
7983 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
7985 * doc/passes.texi: Document predictive commoning.
7986 * doc/invoke.texi (-fpredictive-commoning): Document.
7987 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
7988 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
7989 adding indices to the generated name.
7990 (schedule_sm): Pass 0 to get_lsm_tmp_name.
7991 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
7992 * tree-pretty-print.c (op_symbol_1): Renamed to ...
7993 (op_symbol_code): ... and exported.
7994 (dump_omp_clause, op_symbol): Use op_symbol_code
7995 instead of op_symbol_1.
7996 * tree-pass.h (pass_predcom): Declare.
7997 * timevar.def (TV_PREDCOM): New timevar.
7998 * tree-ssa-loop.c (run_tree_predictive_commoning,
7999 gate_tree_predictive_commoning, pass_predcom): New.
8000 * tree-data-ref.c (find_data_references_in_loop): Find the
8001 references in dominance order.
8002 (canonicalize_base_object_address): Ensure that the result has
8004 (dr_analyze_innermost): Export.
8005 (create_data_ref): Code to fail for references with invariant
8007 (find_data_references_in_stmt): ... here.
8008 * tree-data-ref.h (dr_analyze_innermost): Declare.
8009 * tree-affine.c: Include tree-gimple.h and hashtab.h.
8010 (aff_combination_find_elt, name_expansion_hash,
8011 name_expansion_eq, tree_to_aff_combination_expand,
8012 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
8014 * tree-affine.h (aff_combination_constant_multiple_p,
8015 tree_to_aff_combination_expand): Declare.
8016 * tree-predcom.c: New file.
8017 * common.opt (fpredictive-commoning): New option.
8018 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
8019 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
8020 * Makefile.in (tree-predcom.o): Add.
8021 (tree-affine.o): Add TREE_GIMPLE_H dependency.
8022 * passes.c (init_optimization_passes): Add dceloop after
8023 copy propagation in loop optimizer. Add predictive commoning
8024 to loop optimizer passes.
8026 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8028 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
8031 2007-05-24 Jan Hubicka <jh@suse.cz>
8033 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
8035 (genheader): Include statistics.h.
8037 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
8039 * print-rtl.c (flag_dump_unnumbered): Update comments.
8040 (print_rtl): Fix my previous change.
8041 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
8044 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
8047 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
8049 (thread_through_all_blocks): Call initialize_original_copy_tables
8050 and free_original_copy_tables.
8051 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
8053 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
8054 * cfghooks.c (duplicate_block): Use get_loop_copy.
8055 * cfg.c: Include cfgloop.h.
8056 (loop_copy): New hash table.
8057 (initialize_original_copy_tables): Initialize loop_copy table.
8058 (free_original_copy_tables): Free loop_copy table.
8059 (copy_original_table_clear, copy_original_table_set,
8060 set_loop_copy, get_loop_copy): New functions.
8061 (set_bb_original, set_bb_copy): Use copy_original_table_set.
8062 * cfgloop.h (struct loop): Remove copy field.
8063 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
8064 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
8066 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8068 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
8069 -msse/-msse2/-msse3.
8071 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8073 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
8074 __builtin_ia32_vec_set_v2di with MASK_64BIT.
8076 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
8079 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
8080 * targhooks.h (default_mangle_decl_assembler_name): Declare
8082 * targhooks.c (default_mangle_decl_assembler_name): Define
8084 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
8086 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
8087 * langhooks.c (lhd_set_decl_assembler_name): Call
8088 targetm.mangle_decl_assembler_name for names with global scope.
8090 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
8092 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
8093 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
8095 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
8096 New. Factored out of i386_pe_encode_section_info.
8097 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
8098 Move check for prior decoration of stdcall
8099 symbols to i386_pe_encode_section_info.
8100 (i386_pe_encode_section_info): Adjust call to
8101 gen_stdcall_or_fastcall_suffix. Use
8102 i386_pe_maybe_mangle_decl_assembler_name, if needed.
8103 (i386_pe_mangle_decl_assembler_name): New. Wrap
8104 i386_pe_maybe_mangle_decl_assembler_name.
8106 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
8108 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
8109 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
8110 * langhooks.c (get_signed_or_unsigned_type): Don't check for
8111 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
8112 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
8115 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
8116 Nigel Stephens <nigel@mips.com>
8117 Richard Sandiford <richard@codesourcery.com>
8119 Fix up MIPS16 hard float and add support for complex.
8121 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
8122 (TARGET_SOFT_FLOAT_ABI): New.
8123 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
8124 __mips_soft_float to reflect the ABI in use, not whether the
8125 FPU is directly accessible (e.g., in MIPS16 mode).
8126 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
8127 (UNITS_PER_FPVALUE): Likewise.
8129 * config/mips/mips.c (mips_expand_call): Remove redundant
8130 TARGET_MIPS16 check.
8131 (mips_arg_regno): New.
8132 (function_arg_advance): When setting bits in cum->fp_code for
8133 MIPS16, don't subtract 1 from cum->arg_number, since it is now
8135 (function_arg): Use mips_arg_regno.
8136 (mips_return_mode_in_fpr_p): New.
8137 (mips16_call_stub_mode_suffix): New.
8138 (mips16_cfun_returns_in_fpr_p): New.
8139 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
8140 (mips_output_function_prologue): Test mips16_hard_float, not
8141 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
8142 (mips_expand_epilogue): Call MIPS16 helper routines to copy
8143 return value into a floating-point register.
8144 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
8145 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
8146 (mips16_fp_args): Handle MIPS32r2 ISA which supports
8147 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
8148 word of double arguments from or to the high bits of 64-bit
8149 floating point registers.
8150 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
8151 (mips16_fpret_double): New helper function.
8152 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
8153 support for complex modes. Fill in DECL_RESULT for stubdecl.
8154 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
8156 * config/mips/mips16.S
8157 (RET, ARG1, ARG2): New.
8158 (MERGE_GPRf, MERGE_GPRt): New.
8159 (DELAYt, DELAYf): New.
8160 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
8161 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
8162 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
8163 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
8164 (SFOP): Renamed to...
8165 (OPSF3): This, and macro-ified. Updated all uses.
8166 (SFOP2): Renamed to...
8167 (OPSF2): This, and macro-ified. Updated all uses.
8168 (SFCMP): Renamed to...
8169 (CMPSF): This, and macro-ified. Updated all uses.
8170 (SFREVCMP): Renamed to...
8171 (REVCMPSF): This, and macro-ified. Updated all uses.
8172 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
8173 (LDDBL1, LDDBL2, RETDBL): Deleted.
8174 (DFOP): Renamed to...
8175 (OPDF3): This, and macro-ified. Updated all uses.
8176 (DFOP2): Renamed to...
8177 (OPDF2): This, and macro-ified. Updated all uses.
8178 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
8179 (DFCMP): Renamed to...
8180 (CMPDF): This, and macro-ified. Updated all uses.
8181 (DFREVCMP): Renamed to...
8182 (REVCMPDF): This, and macro-ified. Updated all uses.
8183 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
8184 (RET_FUNCTION): New.
8185 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
8186 (__mips16_ret_sc, __mips16_ret_dc): New.
8187 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
8188 STUB_ARGS_6, STUB_ARGS_10): New.
8189 (CALL_STUB_NO_RET): New.
8190 (__mips16_call_stub_1): Macro-ified.
8191 (__mips16_call_stub_5): Macro-ified.
8192 (__mips16_call_stub_2): Macro-ified.
8193 (__mips16_call_stub_6): Macro-ified.
8194 (__mips16_call_stub_9): Macro-ified.
8195 (__mips16_call_stub_10): Macro-ified.
8196 (CALL_STUB_RET): New.
8197 (__mips16_call_stub_sf_0): Macro-ified.
8198 (__mips16_call_stub_sf_1): Macro-ified.
8199 (__mips16_call_stub_sf_5): Macro-ified.
8200 (__mips16_call_stub_sf_2): Macro-ified.
8201 (__mips16_call_stub_sf_6): Macro-ified.
8202 (__mips16_call_stub_sf_9): Macro-ified.
8203 (__mips16_call_stub_sf_10): Macro-ified.
8204 (__mips16_call_stub_df_0): Macro-ified.
8205 (__mips16_call_stub_df_1): Macro-ified.
8206 (__mips16_call_stub_df_5): Macro-ified.
8207 (__mips16_call_stub_df_2): Macro-ified.
8208 (__mips16_call_stub_df_6): Macro-ified.
8209 (__mips16_call_stub_df_9): Macro-ified.
8210 (__mips16_call_stub_df_10): Macro-ified.
8211 (__mips16_call_stub_sc_0): New.
8212 (__mips16_call_stub_sc_1): New.
8213 (__mips16_call_stub_sc_5): New.
8214 (__mips16_call_stub_sc_2): New.
8215 (__mips16_call_stub_sc_6): New.
8216 (__mips16_call_stub_sc_9): New.
8217 (__mips16_call_stub_sc_10): New.
8218 (__mips16_call_stub_dc_0): New.
8219 (__mips16_call_stub_dc_1): New.
8220 (__mips16_call_stub_dc_5): New.
8221 (__mips16_call_stub_dc_2): New.
8222 (__mips16_call_stub_dc_6): New.
8223 (__mips16_call_stub_dc_9): New.
8224 (__mips16_call_stub_dc_10): New.
8226 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
8227 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
8228 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
8230 2007-05-23 Ian Lance Taylor <iant@google.com>
8232 * doc/invoke.texi (Invoking GCC): Document that the order of the
8235 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
8238 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
8239 * config/score/predicate.md (const_pow2, const_npow2): Remove.
8240 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
8244 * config/score/score.c (score_print_operand): Make sure that only
8245 lower bits are used.
8247 2007-05-22 Ian Lance Taylor <iant@google.com>
8249 * tree-vrp.c (avoid_overflow_infinity): New static function,
8250 broken out of set_value_range_to_value.
8251 (set_value_range_to_value): Call avoid_overflow_infinity.
8252 (extract_range_from_assert): Likewise.
8254 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8257 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
8258 change the type before looking for a COMPOUND_EXPR.
8260 2007-05-22 Ian Lance Taylor <iant@google.com>
8262 * lower-subreg.c (decompose_multiword_subregs): If we change an
8263 insn, call remove_retval_note on it.
8265 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
8267 * regs.h (end_hard_regno): New function.
8268 (END_HARD_REGNO, END_REGNO): New macros.
8269 (add_to_hard_reg_set): New function.
8270 (remove_from_hard_reg_set): Likewise.
8271 (in_hard_reg_set_p): Likewise.
8272 (overlaps_hard_reg_set_p): Likewise.
8273 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
8274 (note_btr_set): Use END_HARD_REGNO.
8275 * caller-save.c (setup_save_areas): Use end_hard_regno.
8276 (mark_set_regs): Use END_HARD_REGNO.
8277 (add_stored_regs): Use end_hard_regno.
8278 (mark_referenced_regs): Use add_to_hard_reg_set.
8279 * combine.c (update_table_tick): Use END_REGNO.
8280 (record_value_for_reg): Likewise.
8281 (record_dead_and_set_regs): Likewise.
8282 (get_last_value_validate): Likewise.
8283 (use_crosses_set_p): Likewise.
8284 (reg_dead_at_p_1): Likewise.
8285 (reg_dead_at_p): Likewise.
8286 (mark_used_regs_combine): Use add_to_hard_reg_set.
8287 (move_deaths): Use END_HARD_REGNO.
8288 (reg_bitfield_target_p): Use end_hard_regno.
8289 (distribute_notes): Use END_HARD_REGNO.
8290 * cse.c (mention_regs): Use END_REGNO.
8291 (insert): Use add_to_hard_reg_set.
8292 (invalidate): Use END_HARD_REGNO.
8293 (invalidate_for_call): Likewise.
8294 (exp_equiv_p): Use END_REGNO.
8295 (cse_insn): Likewise.
8296 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
8297 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
8298 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
8299 * function.c (keep_stack_depressed): Use end_hard_regno.
8300 * global.c (global_alloc): Use end_hard_regno.
8301 (global_conflicts): Use add_to_hard_reg_set instead of
8303 (find_reg): Likewise.
8304 (mark_reg_store): Likewise.
8305 (mark_reg_conflicts): Likewise.
8306 (mark_reg_death): Use remove_from_hard_reg_set.
8307 (mark_reg_live_nc): Delete.
8308 (set_preference): Use end_hard_regno.
8309 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
8310 remove_from_hard_reg_set.
8311 (post_mark_life): Use add_to_hard_reg_set.
8312 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
8313 (reg_becomes_live): Use add_to_hard_reg_set.
8314 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
8315 (peep2_find_free_register): Use add_to_hard_reg_set.
8316 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
8317 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
8318 * regrename.c (note_sets): Use add_to_hard_reg_set.
8319 (clear_dead_regs): Use remove_from_hard_reg_set.
8320 (regrename_optimize): Use add_to_hard_reg_set.
8321 (find_oldest_value_reg): Use in_hard_reg_set_p.
8322 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
8323 (hard_reg_set_here_p): Use end_hard_regno.
8324 (decompose): Likewise.
8325 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
8326 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
8327 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
8328 (mark_home_live): Use end_hard_regno.
8329 (spill_hard_reg): Likewise.
8330 (clear_reload_reg_in_use): Likewise.
8331 * reorg.c (delete_prior_computation): Use END_REGNO.
8332 * resource.c (update_live_status): Use END_HARD_REGNO.
8333 (mark_referenced_resources): Use add_to_hard_reg_set.
8334 (mark_set_resources): Likewise.
8335 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
8336 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
8337 (reg_overlap_mentioned_p): Likewise.
8338 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
8339 (covers_regno_no_parallel_p): Use END_REGNO.
8340 (find_regno_note): Likewise.
8341 (find_reg_fusage): Use END_HARD_REGNO.
8342 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
8343 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
8345 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
8347 * mode-switching.c (reg_dies): Change type of second argument to
8349 (optimize_mode_switching): Update accordingly.
8351 2007-05-22 Richard Sandiford <richard@codesourcery.com>
8353 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
8355 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
8356 (hard_reg_set_empty_p): ...these new functions.
8357 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
8358 GO_IF_HARD_REG_SUBSET.
8359 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
8360 instead of GO_IF_HARD_REG_EQUAL.
8361 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
8362 instead of GO_IF_HARD_REG_EQUAL.
8363 * global.c (find_reg): Use hard_reg_set_empty_p instead of
8364 GO_IF_HARD_REG_SUBSET.
8365 (modify_reg_pav): Use hard_reg_set_empty_p instead of
8366 GO_IF_HARD_REG_EQUAL.
8367 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
8368 of GO_IF_HARD_REG_SUBSET.
8369 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
8370 instead of GO_IF_HARD_REG_EQUAL.
8371 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
8372 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
8373 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
8374 of GO_IF_HARD_REG_SUBSET,
8375 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
8376 GO_IF_HARD_REG_SUBSET.
8377 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
8378 instead of GO_IF_HARD_REG_EQUAL.
8379 * config/sh/sh.c (push_regs, calc_live_regs): Use
8380 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
8381 (hard_regs_intersect_p): Delete.
8383 2007-05-22 Janis Johnson <janis187@us.ibm.com>
8385 * doc/sourcebuild.texi (Test Directives) Add dg-message.
8387 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
8388 Richard Henderson <rth@redhat.com>
8390 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
8392 (x86_64-*-*): Likewise.
8394 * i386/i386-modes.def (V2QI): New.
8396 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
8398 (override_options): Support SSE4.1.
8399 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
8400 (IX86_BUILTIN_BLENDPS): Likewise.
8401 (IX86_BUILTIN_BLENDVPD): Likewise.
8402 (IX86_BUILTIN_BLENDVPS): Likewise.
8403 (IX86_BUILTIN_PBLENDVB128): Likewise.
8404 (IX86_BUILTIN_PBLENDW128): Likewise.
8405 (IX86_BUILTIN_DPPD): Likewise.
8406 (IX86_BUILTIN_DPPS): Likewise.
8407 (IX86_BUILTIN_INSERTPS128): Likewise.
8408 (IX86_BUILTIN_MOVNTDQA): Likewise.
8409 (IX86_BUILTIN_MPSADBW128): Likewise.
8410 (IX86_BUILTIN_PACKUSDW128): Likewise.
8411 (IX86_BUILTIN_PCMPEQQ): Likewise.
8412 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
8413 (IX86_BUILTIN_PMAXSB128): Likewise.
8414 (IX86_BUILTIN_PMAXSD128): Likewise.
8415 (IX86_BUILTIN_PMAXUD128): Likewise.
8416 (IX86_BUILTIN_PMAXUW128): Likewise.
8417 (IX86_BUILTIN_PMINSB128): Likewise.
8418 (IX86_BUILTIN_PMINSD128): Likewise.
8419 (IX86_BUILTIN_PMINUD128): Likewise.
8420 (IX86_BUILTIN_PMINUW128): Likewise.
8421 (IX86_BUILTIN_PMOVSXBW128): Likewise.
8422 (IX86_BUILTIN_PMOVSXBD128): Likewise.
8423 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
8424 (IX86_BUILTIN_PMOVSXWD128): Likewise.
8425 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
8426 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
8427 (IX86_BUILTIN_PMOVZXBW128): Likewise.
8428 (IX86_BUILTIN_PMOVZXBD128): Likewise.
8429 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
8430 (IX86_BUILTIN_PMOVZXWD128): Likewise.
8431 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
8432 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
8433 (IX86_BUILTIN_PMULDQ128): Likewise.
8434 (IX86_BUILTIN_PMULLD128): Likewise.
8435 (IX86_BUILTIN_ROUNDPD): Likewise.
8436 (IX86_BUILTIN_ROUNDPS): Likewise.
8437 (IX86_BUILTIN_ROUNDSD): Likewise.
8438 (IX86_BUILTIN_ROUNDSS): Likewise.
8439 (IX86_BUILTIN_PTESTZ): Likewise.
8440 (IX86_BUILTIN_PTESTC): Likewise.
8441 (IX86_BUILTIN_PTESTNZC): Likewise.
8442 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
8443 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
8444 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
8445 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
8446 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
8448 (bdesc_sse_3arg): Likewise.
8449 (bdesc_2arg): Likewise.
8450 (bdesc_1arg): Likewise.
8451 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
8453 (ix86_expand_sse_4_operands_builtin): New.
8454 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
8455 smaller than 8 bits as the 2nd arg.
8456 (ix86_expand_sse_ptest): New.
8457 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
8458 (ix86_expand_vector_set): Support SSE4.1.
8459 (ix86_expand_vector_extract): Likewise.
8461 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8462 __SSE4_1__ for -msse4.1.
8464 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
8465 (UNSPEC_INSERTPS): Likewise.
8466 (UNSPEC_DP): Likewise.
8467 (UNSPEC_MOVNTDQA): Likewise.
8468 (UNSPEC_MPSADBW): Likewise.
8469 (UNSPEC_PHMINPOSUW): Likewise.
8470 (UNSPEC_PTEST): Likewise.
8471 (UNSPEC_ROUNDP): Likewise.
8472 (UNSPEC_ROUNDS): Likewise.
8474 * config/i386/i386.opt (msse4.1): New for SSE4.1.
8476 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
8477 (const_pow2_1_to_32768_operand): Likewise.
8479 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
8482 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
8484 (sse4_1_insertps): Likewise.
8485 (*sse4_1_extractps): Likewise.
8486 (sse4_1_ptest): Likewise.
8487 (sse4_1_mulv2siv2di3): Likewise.
8488 (*sse4_1_mulv4si3): Likewise.
8489 (*sse4_1_smax<mode>3): Likewise.
8490 (*sse4_1_umax<mode>3): Likewise.
8491 (*sse4_1_smin<mode>3): Likewise.
8492 (*sse4_1_umin<mode>3): Likewise.
8493 (sse4_1_eqv2di3): Likewise.
8494 (*sse4_1_pinsrb): Likewise.
8495 (*sse4_1_pinsrd): Likewise.
8496 (*sse4_1_pinsrq): Likewise.
8497 (*sse4_1_pextrb): Likewise.
8498 (*sse4_1_pextrb_memory): Likewise.
8499 (*sse4_1_pextrw_memory): Likewise.
8500 (*sse4_1_pextrq): Likewise.
8501 (sse4_1_blendpd): Likewise.
8502 (sse4_1_blendps): Likewise.
8503 (sse4_1_blendvpd): Likewise.
8504 (sse4_1_blendvps): Likewise.
8505 (sse4_1_dppd): Likewise.
8506 (sse4_1_dpps): Likewise.
8507 (sse4_1_movntdqa): Likewise.
8508 (sse4_1_mpsadbw): Likewise.
8509 (sse4_1_packusdw): Likewise.
8510 (sse4_1_pblendvb): Likewise.
8511 (sse4_1_pblendw): Likewise.
8512 (sse4_1_phminposuw): Likewise.
8513 (sse4_1_extendv8qiv8hi2): Likewise.
8514 (*sse4_1_extendv8qiv8hi2): Likewise.
8515 (sse4_1_extendv4qiv4si2): Likewise.
8516 (*sse4_1_extendv4qiv4si2): Likewise.
8517 (sse4_1_extendv2qiv2di2): Likewise.
8518 (*sse4_1_extendv2qiv2di2): Likewise.
8519 (sse4_1_extendv4hiv4si2): Likewise.
8520 (*sse4_1_extendv4hiv4si2): Likewise.
8521 (sse4_1_extendv2hiv2di2): Likewise.
8522 (*sse4_1_extendv2hiv2di2): Likewise.
8523 (sse4_1_extendv2siv2di2): Likewise.
8524 (*sse4_1_extendv2siv2di2): Likewise.
8525 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8526 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8527 (sse4_1_zero_extendv4qiv4si2): Likewise.
8528 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8529 (sse4_1_zero_extendv2qiv2di2): Likewise.
8530 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8531 (sse4_1_zero_extendv4hiv4si2): Likewise.
8532 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8533 (sse4_1_zero_extendv2hiv2di2): Likewise.
8534 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8535 (sse4_1_zero_extendv2siv2di2): Likewise.
8536 (*sse4_1_zero_extendv2siv2di2): Likewise.
8537 (sse4_1_roundpd): Likewise.
8538 (sse4_1_roundps): Likewise.
8539 (sse4_1_roundsd): Likewise.
8540 (sse4_1_roundss): Likewise.
8541 (mulv4si3): Don't expand for SSE4.1.
8542 (smax<mode>3): Likewise.
8543 (umaxv4si3): Likewise.
8544 (uminv16qi3): Likewise.
8545 (umin<mode>3): Likewise.
8546 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
8548 * doc/extend.texi: Document SSE4.1 built-in functions.
8550 * doc/invoke.texi: Document -msse4.1.
8552 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
8554 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
8555 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
8556 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
8557 (ASM_SPEC): Add asm_pcrel_spec.
8558 (EXTRA_SPECS): Add asm_pcrel_spec.
8560 2007-05-21 David Daney <ddaney@avtrex.com>
8562 * doc/install.texi (Building a cross compiler): Add requirements
8563 for Java cross compiler.
8565 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8568 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
8569 Add loopno argument. Use evolution_function_is_invariant_rec_p
8570 instead of evolution_function_is_constant_p.
8571 Update calls to evolution_function_is_affine_multivariate_p.
8572 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
8573 Add loopno argument.
8574 * tree-scalar-evolution.c (gather_chrec_stats): Call
8575 evolution_function_is_affine_multivariate_p with a loop
8577 * tree-data-ref.c (analyze_miv_subscript): Likewise.
8578 (analyze_overlapping_iterations): Likewise.
8579 (access_functions_are_affine_or_constant_p): Likewise.
8580 (build_classic_dist_vector_1): If the access functions
8581 are equal, don't do anything.
8583 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
8584 Paolo Carlini <pcarlini@suse.de>
8585 Uros Bizjak <ubizjak@gmail.com>
8587 * c-cppbuiltin.c (c_cpp_builtins): Define
8588 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
8589 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
8590 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
8591 * doc/cpp.texi ([Standard Predefined Macros]): Document.
8593 2007-05-21 Mike Stump <mrs@apple.com>
8595 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
8597 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
8599 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
8601 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
8602 implementation if __OPTIMIZE__ is not defined.
8603 (_mm_alignr_pi8): Ditto.
8604 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
8605 (_mm_inserti_si64): Ditto.
8606 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
8607 (_mm_slli_epi16): Ditto.
8608 (_mm_slli_epi32): Ditto.
8609 (_mm_slli_epi64): Ditto.
8610 (_mm_srai_epi16): Ditto.
8611 (_mm_srai_epi32): Ditto.
8612 (_mm_srli_si128): Ditto.
8613 (_mm_slli_si128): Ditto.
8614 (_mm_srli_epi16): Ditto.
8615 (_mm_srli_epi32): Ditto.
8616 (_mm_srli_epi64): Ditto.
8617 (_mm_extract_epi16): Ditto.
8618 (_mm_insert_epi16): Ditto.
8619 (_mm_shufflehi_epi16): Ditto.
8620 (_mm_shufflelo_epi16): Ditto.
8621 (_mm_shuffle_epi32): Ditto.
8622 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
8624 (_mm_insert_pi16): Ditto.
8626 (_mm_shuffle_pi16): Ditto.
8628 (_mm_shufle_ps): Ditto.
8629 (_mm_prefetch): Ditto.
8631 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
8633 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
8634 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
8635 * real.c (encode_i370_single, decode_i370_single,
8636 encode_i370_double, decode_i370_double): Functions removed.
8637 (i370_single_format, i370_double_format): Initializations removed.
8638 (real_maxval, round_for_format, exact_real_truncate, significand_size):
8639 Consider the log2_b field to always be one.
8640 (ieee_single_format, mips_single_format, coldfire_single_format,
8641 ieee_double_format, mips_double_format, coldfire_double_format,
8642 ieee_extended_motorola_format, ieee_extended_intel_96_format,
8643 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
8644 ibm_extended_format, mips_extended_format, ieee_quad_format,
8645 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
8646 decimal_single_format, decimal_double_format, decimal_quad_format,
8647 c4x_single_format, c4x_extended_format, real_internal_format): Remove
8648 initialization of log2_b.
8649 * real.h (i370_single_format, i370_double_format): Declarations
8651 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
8652 field to always be one.
8654 2007-05-21 Andreas Schwab <schwab@suse.de>
8656 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
8657 NOTE_INSN_BASIC_BLOCK_P.
8658 (process_for_unwind_directive): Likewise.
8660 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
8662 * builtins.c (expand_builtin_setjmp_setup): Update comment.
8663 * function.h (struct function): Move va_list_gpr_size,
8664 va_list_fpr_size, function_frequency to front of bitfields. Add
8666 (current_function_calls_unwind_init): New.
8667 * except.c (expand_builtin_unwind_init): Set
8668 current_function_calls_unwind_init not
8669 current_function_has_nonlocal_label.
8670 * reload1.c (has_nonexceptional_receiver): New.
8671 (reload): Use it and current_function_calls_unwind_init to
8672 determine whether call-saved regs must be saved.
8674 2007-05-20 Jan Hubicka <jh@suse.cz>
8676 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
8677 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
8678 * ddg.c (create_ddg): LIkewise.
8679 * final.c (final): Remove hunk moving line number notes around since
8680 they are no longer present at this stage.
8681 (final_scan_insn): Use NOTE_KIND instead of
8682 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
8683 (output_asm_label): Likewise.
8684 * reorg.c (dbr_schedule): Likewise.
8685 * haifa-sched.c (unlink_other_notes): Likewise.
8686 * mode-switching.c (optimize_mode_switching): Likewise.
8687 * graph.c (start_bb): Likewise.
8688 * rtl.def (NOTE): Update description.
8689 * jump.c (squeeze_notes): Delete.
8690 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
8691 NOTE_INSN_BASIC_BLOCK_P when possible.
8692 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
8693 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
8694 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
8695 (dwarf2out_var_location): Likewise.
8696 * cfgbuild.c (make_edges): Likewise.
8697 (find_basic_blocks_1): Likewise.
8698 * function.c (reorder_blocks_1): Likewise.
8699 (epilogue_done): Likewise.
8700 (reposition_prologue_and_epilogue_notes): Likewise.
8701 * print-rtl.c (print_rtx): Likewise; drop code for printing
8703 (print_rtl): Likewise.
8704 (print_rtl_single): Likewise.
8705 * gcse.c (insert_insn_start_bb): Likewise.
8706 * alias.c (init_alias_analysis): Likewise.
8707 * calls.c (fixup_tail_calls): Likewise.
8708 * except.c (sjlj_emit_function_enter): Likewise.
8709 * emit-rtl.c (add_insn_after): Likeiwse.
8710 (emit_label_before): Likewise.
8711 (emit_label_after): Likewise.
8712 (emit_note_before, emit_note_after, emit_note): Update
8713 parameter to be enum insn_note; do not deal with source
8715 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
8716 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
8718 (merge_blocks_move_successor_nojumps): Simplify now when
8719 we don't have BLOCK notes.
8720 (try_optimize_cfg): Likewise.
8721 * cfglayout.c (skip_insns_after_block): Likewise.
8722 (record_effective_endpoints): Likewise.
8723 (duplicate_insn_chain): Likewise.
8724 * varasm.c (output_constant_pool_1): Likewise.
8725 * sched-deps.c (sched_analyze): Likewise.
8726 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
8728 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
8729 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
8730 (SET_INSN_DELETED): Simplify.
8731 (NOTE_LINE_NUMBER): Exterminate.
8732 (NOTE_LINE_KIND): New.
8733 (NOTE_INSN_BASIC_BLOCK_P): Update.
8734 (enum insn_note): Simplify.
8735 (GET_NOTE_INSN_NAME) Simplify.
8736 (emit_note_before, emit_note_after, emit_note): Update prototype.
8737 (squeeze_notes): Remove.
8738 * sched-int.h (NOTE_NOT_BB_P): Update.
8739 * resource.c (mark_target_live_regs): Update.
8740 * sched-rgn.c (debug_dependencies): Update.
8741 * sched-vis.c (print_insn): Update.
8742 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
8743 * config/i386/i386.c (ix86_output_function_epilogue): Update.
8744 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
8745 (TARGET_ADJUST_UNROLL_MAX): Likewise.
8746 (split_branches): Update.
8747 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
8749 (sh_adjust_unroll_max): Exterminate.
8750 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
8751 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
8752 (m68hc11_reorg): Likewise.
8753 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
8754 (emit_predicate_relation_info): Update.
8755 (process_for_unwind_directive): Update.
8756 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
8757 (output_call): Update.
8758 * config/pa/pa.c (output_lbranch): Update.
8759 (output_millicode_call): Update.
8760 (output_call): Update.
8761 (pa_combine_instructions): Update.
8762 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
8763 * config/bfin/bfin.c (gen_one_bundle): Update.
8764 * cfgrtl.c (can_delete_note_p): Update.
8765 (delete_insn): Update.
8766 (rtl_merge_blocks): Update.
8767 (commit_one_edge_insertion): Update.
8768 (rtl_verify_flow_info): Update.
8769 * stmt.c (expand_case): Do not call squeeze_notes.
8771 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8778 * c.opt (Wtype-limits): New.
8779 * doc/invoke.texi (Wtype-limits): Document it.
8780 (Wextra): Enabled by -Wextra.
8781 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8782 * c-common.c (shorten_compare): Warn with Wtype-limits.
8784 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
8786 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
8787 inlined function, not as a macro.
8788 (_mm_alignr_pi8): Ditto.
8789 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
8790 (_mm_inserti_si64): Ditto.
8791 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
8792 (_mm_extract_epi16): Ditto.
8793 (_mm_insert_epi16): Ditto.
8794 (_mm_shufflehi_epi16): Ditto.
8795 (_mm_shufflelo_epi16): Ditto.
8796 (_mm_shuffle_epi32): Ditto.
8797 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
8798 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
8800 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
8802 (_m_to_float): Use C89 compatible assignment.
8804 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
8807 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
8809 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8812 * doc/invoke.texi (Wreturn-type): Complete description.
8813 (Wextra): Delete item about return-type warning.
8814 * c-decl.c: Delete redundant Wextra warning.
8816 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
8819 * config/i386/pmmintrin.h: Do not include xmmintrin.h
8820 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
8821 inlined function, not as a macro.
8822 (_mm_prefetch): Ditto.
8824 (_mm_insert_pi16): Ditto.
8826 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
8827 (_m_pshufw): Ditto. Add const to __N argument.
8828 (_mm_shufle_ps): Ditto. Add const to __mask argument.
8829 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
8830 (_mm_slli_epi32): Ditto.
8831 (_mm_srli_si128): Implement as always inlined function, not as a
8832 macro. Add __inline to function declaration.
8833 (_mm_slli_si128): Ditto.
8835 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
8837 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
8838 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
8840 (struct fenv): New structure.
8841 (FP_HANDLE_EXCEPTIONS): New define.
8842 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
8843 (_FP_DECL_EXP): New define.
8844 (FP_INIT_ROUNDMODE): New define.
8845 (FP_ROUNDMODE): New define.
8847 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8849 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
8850 (Wconversion): Update description.
8851 (Wconversion-sign): New.
8852 * c.opt (Wconversion-sign): New.
8853 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
8854 means disabled for C++. Otherwise, take the status of Wconversion.
8855 * c-common.c (conversion_warning): Warn with either Wconversion or
8857 (warnings_for_convert_and_check): Conditions are already checked by
8859 (convert_and_check): Don't check warnings if the conversion failed.
8861 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
8862 Anatoly Sokolov <aesok@dol.ru>
8864 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
8865 avr_epilogue_uses) : Add declaration.
8866 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
8867 * config/avr/constraints.md (R): New constraint.
8868 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
8869 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
8870 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
8871 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
8872 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
8873 call_prologue_saves, epilogue_restores, return_from_epilogue,
8874 return_from_main_epilogue, return_from_interrupt_epilogue,
8875 return_from_naked_epilogue, prologue, epilogue): New patterns.
8876 (jump): Handle symbol reference.
8877 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
8878 avr_output_function_prologue, avr_output_function_epilogue): Remove
8880 (avr_init_machine_status, expand_prologue, expand_epilogue,
8881 avr_asm_function_end_prologue, avr_epilogue_uses,
8882 avr_asm_function_begin_epilogue): New functions.
8883 (prologue_size, epilogue_size, jump_tables_size): Remove global
8885 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
8886 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
8887 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
8888 (avr_override_options): Initialise init_machine_status.
8889 (output_movhi): Handle all stack pointer loads.
8890 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
8891 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
8892 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
8893 (EPILOGUE_USES) Redefine.
8894 (machine_function) Declare.
8896 2007-05-19 Richard Sandiford <richard@codesourcery.com>
8898 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
8899 Use a single return statement.
8901 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8904 * builtins.c (do_mpfr_lgamma_r): New.
8905 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
8906 * tree.h (CASE_FLT_FN_REENT): New.
8908 2007-05-18 Geoffrey Keating <geoffk@apple.com>
8910 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
8911 (output_die): Use 'unsigned long' with %x.
8912 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
8913 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
8914 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
8916 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
8918 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
8923 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
8924 true if function has no argument.
8926 2007-05-18 DJ Delorie <dj@redhat.com>
8928 * config/mips/mips.c (mips_offset_within_alignment_p): New.
8929 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
8931 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
8933 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
8934 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
8935 count_trailing_zeros.
8936 (__i386__): Implement count_leading_zeros using __builtin_clz().
8937 Implement count_trailing_zeros usign __builtin_ctz().
8939 2007-05-18 Richard Sandiford <richard@codesourcery.com>
8941 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
8943 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
8946 * expr.c (emit_move_change_mode): Change mode of push operands here.
8948 2007-05-17 Ian Lance Taylor <iant@google.com>
8950 PR tree-optimization/31953
8951 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
8953 (set_value_range_to_null): Call set_value_range_to_value.
8954 (extract_range_from_comparison): Likewise.
8956 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8958 * toplev.c (print_version): Output GMP/MPFR version info.
8960 * builtins.c (CASE_MATHFN_REENT): New macro.
8961 (mathfn_built_in): Use it.
8962 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
8963 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
8964 BUILT_IN_LGAMMAL_R): New.
8965 * doc/extend.texi: Document new builtins.
8968 * builtins.c (do_mpfr_remquo): New.
8969 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
8970 (fold_builtin_3): Handle BUILT_IN_REMQUO.
8973 * builtins.c (fold_builtin_1): Handle y0, y1.
8974 (fold_builtin_2): Handle yn.
8977 * builtins.c (do_mpfr_bessel_n): New.
8978 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
8979 (fold_builtin_2): Handle BUILT_IN_JN.
8981 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
8984 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
8985 TYPE_PRECISION (intmax_type_node).
8987 2007-05-17 Steve Ellcey <sje@cup.hp.com>
8990 * reload.c (subst_reloads): Remove checking.
8992 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
8994 PR rtl-optimization/31691
8995 * combine.c (simplify_set): Build a new src pattern instead of
8996 substituting its operands in the COMPARE case.
8998 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
9000 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
9001 (execute_vrp): Preserve loops through jump threading.
9002 * tree-ssa-threadupdate.c (thread_single_edge,
9003 dbds_continue_enumeration_p, determine_bb_domination_status,
9004 thread_through_loop_header): New functions.
9005 (create_edge_and_update_destination_phis,
9006 create_edge_and_update_destination_phis): Set loops for the new blocks.
9007 (prune_undesirable_thread_requests): Removed.
9008 (redirect_edges): Do not pretend that redirect_edge_and_branch can
9010 (thread_block): Do not call prune_undesirable_thread_requests.
9012 (mark_threaded_blocks): Select edges to thread here.
9013 (thread_through_all_blocks): Take may_peel_loop_headers argument.
9014 Thread edges through loop headers independently.
9015 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
9016 * tree-pass.h (TODO_mark_first_instance): New.
9017 (first_pass_instance): Declare.
9018 * cfghooks.c (duplicate_block): Put the block to the original loop
9019 if copy is not specified.
9020 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
9021 jump threading. Pass may_peel_loop_headers to
9022 thread_through_all_blocks according to first_pass_instance.
9023 * cfgloop.h (create_preheader): Declare.
9024 * tree-flow.h (thread_through_all_blocks): Declaration changed.
9025 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
9026 * passes.c (first_pass_instance): New variable.
9027 (next_pass_1): Set TODO_mark_first_instance.
9028 (execute_todo): Set first_pass_instance.
9030 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
9032 PR tree-optimization/24659
9033 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
9034 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
9035 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
9036 OTI_vec_pack_ufix_trunc.
9037 (vec_unpacks_float_hi_optab): Define new macro.
9038 (vec_unpacks_float_lo_optab): Ditto.
9039 (vec_unpacku_float_hi_optab): Ditto.
9040 (vec_unpacku_float_lo_optab): Ditto.
9041 (vec_pack_sfix_trunc_optab): Ditto.
9042 (vec_pack_ufix_trunc_optab): Ditto.
9043 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
9044 and vec_pack_[s|u]fix_trunc_optab using
9045 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
9046 * tree-vectorizer.c (supportable_widening_operation): Handle
9047 FLOAT_EXPR and CONVERT_EXPR. Update comment.
9048 (supportable_narrowing_operation): New function.
9049 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
9050 * tree-vect-transform.c (vectorizable_conversion): Handle
9051 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
9052 (vect_gen_widened_results_half): Move before vectorizable_conversion.
9053 (vectorizable_type_demotion): Call supportable_narrowing_operation()
9054 to check for target support.
9055 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
9056 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
9057 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
9058 for VEC_PACK_FIX_TRUNC_EXPR.
9059 (expand_binop): Special case mode of the result for
9060 vec_pack_[u|s]fix_trunc_optab.
9061 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
9062 vec_pack_[u|s]fix_trunc_optab.
9064 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
9065 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
9066 * tree-pretty-print.c (dump_generic_node): Handle
9067 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
9068 VEC_PACK_FIX_TRUNC_EXPR.
9070 * expr.c (expand_expr_real_1): Ditto.
9071 * tree-inline.c (estimate_num_insns_1): Ditto.
9072 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9074 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
9075 (vec_unpacks_float_lo_v8hi): Ditto.
9076 (vec_unpacku_float_hi_v8hi): Ditto.
9077 (vec_unpacku_float_lo_v8hi): Ditto.
9078 (vec_unpacks_float_hi_v4si): Ditto.
9079 (vec_unpacks_float_lo_v4si): Ditto.
9080 (vec_pack_sfix_trunc_v2df): Ditto.
9082 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
9084 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
9085 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
9086 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
9087 [vec_pack_ufix_trunc]: Ditto.
9088 [vec_unpacks_float_hi]: Ditto.
9089 [vec_unpacks_float_lo]: Ditto.
9090 [vec_unpacku_float_hi]: Ditto.
9091 [vec_unpacku_float_lo]: Ditto.
9093 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
9095 * soft-fp/README: Update for new files.
9096 * soft-fp/floattisf.c: New file.
9097 * soft-fp/floattidf.c: New file.
9098 * soft-fp/floattitf.c: New file.
9099 * soft-fp/floatuntisf.c: New file.
9100 * soft-fp/floatuntidf.c: New file.
9101 * soft-fp/floatuntitf.c: New file.
9102 * soft-fp/fixsfti.c: New file.
9103 * soft-fp/fixdfti.c: New file.
9104 * soft-fp/fixtfti.c: New file.
9105 * soft-fp/fixunssfti.c: New file.
9106 * soft-fp/fixunsdfti.c: New file.
9107 * soft-fp/fixunstfti.c: New file.
9108 * soft-fp/extendxftf.c: New file.
9109 * soft-fp/trunctfxf.c: New file.
9111 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
9112 (__trunctfxf2): Ditto.
9114 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
9115 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
9116 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
9117 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
9118 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
9119 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
9121 * config/i386/t-fprules-softfp64: New file.
9122 * config/i386/sfp-machine.h: New file.
9123 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
9124 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
9125 and soft-fp/t-softfp to tmake_file.
9126 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
9127 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
9129 * config/i386/t-linux64 (softfp_wrap_start): New.
9130 (softfp_wrap_end): New.
9131 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
9132 supported for TARGET_64BIT.
9134 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9136 * c-common.c (c_common_signed_or_unsigned_type): Emulate
9137 c_common_unsigned_type behavior.
9139 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
9141 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
9144 2007-05-16 Eric Christopher <echristo@apple.com>
9146 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
9147 saving after stack push. Set sp_offset whenever we push.
9148 (rs6000_emit_epilogue): Move altivec register restore before
9151 2007-05-16 Richard Sandiford <richard@codesourcery.com>
9153 * configure.ac: Allow sysroots to be relocated under $prefix as
9154 well as $exec_prefix.
9155 * configure: Regenerate.
9157 2007-05-16 Richard Sandiford <richard@codesourcery.com>
9161 2007-05-12 Richard Sandiford <richard@codesourcery.com>
9163 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
9164 (gcc_tooldir): Likewise.
9165 * configure: Regenerate.
9166 * Makefile.in (libsubdir_to_prefix): New variable, based on the
9167 old configure.ac gcc_tooldir setting.
9168 (prefix_to_exec_prefix): New variable.
9169 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
9170 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
9172 2007-05-14 Janis Johnson <janis187@us.ibm.com>
9174 * c-typeck.c (build_binary_op): Return early for error.
9176 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
9178 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
9179 struct nb_iter_bound.
9180 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
9181 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
9182 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
9183 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
9184 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
9185 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
9186 (del_scev_info): Use ggc_free.
9187 (scev_initialize): Allocate scalar_evolution_info in gc memory.
9188 * loop-init.c: Include ggc.h.
9189 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
9190 (loop_optimizer_finalize): Use ggc_free.
9191 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
9192 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
9193 pass_iv_optimize): Add TODO_ggc_collect.
9194 * function.h (struct function): Remove skip marker from
9196 * cfgloop.c: Include ggc.h.
9197 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
9199 (establish_preds): Vector superloops is gc allocated.
9200 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
9202 (flow_loops_find): Vector larray is gc allocated.
9203 (loop_exit_free): Use ggc_free.
9204 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
9205 that head of exits list is now not a part of struct loop.
9206 (record_loop_exits): Allocate exits table in gc memory.
9207 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
9208 that head of exits list is now not a part of struct loop.
9209 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
9210 struct loop_exit): Add GTY marker.
9211 (struct loop): Add GTY marker. Make superloops vector gc allocated.
9212 Add skip marker to aux field. Make head of exits list a separate
9214 (struct loops): Add GTY marker. Make larray vector gc allocated.
9215 Add param marker to exits table.
9216 (get_loops): Type changed.
9217 * Makefile.in (tree-scalar-evolution.o): Add
9218 gt-tree-scalar-evolution.h dependency.
9219 (cfgloop.o, loop-init.o): Add ggc.h dependency.
9220 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
9221 * basic-block.h (struct basic_block_def): Remove skip marker from
9224 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
9226 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
9227 of 0 in the call to expand_expr().
9228 (expand_builtin_mathfn_3): Ditto.
9229 (expand_builtin_interclass_mathfn): Ditto.
9230 (expand_builtin_cexpi): Ditto.
9231 (expand_builtin_int_roundingfn): Ditto.
9232 (expand_builtin_int_roundingfn_2): Ditto.
9233 (expand_builtin_pow): Ditto.
9234 (expand_builtin_powi): Ditto.
9235 (expand_builtin_bswap): Ditto.
9236 (expand_builtin_unop): Ditto.
9237 (expand_builtin_fabs): Ditto.
9238 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
9239 the call to expand_expr().
9240 (expand_builtin_sync_operation): Ditto.
9241 (expand_builtin_compare_and_swap): Ditto.
9242 (expand_builtin_lock_test_and_set): Ditto.
9243 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
9244 instead of 0 in the call to expand_expr().
9245 (expand_builtin_extract_return_addr): Ditto.
9246 (expand_builtin_eh_return): Ditto.
9247 (expand_eh_return): Ditto.
9248 * explow.c (expr_size): Ditto.
9249 * expr.c (optimize_bitfield_assignment_op): Ditto.
9250 (expand_assignement): Ditto.
9251 (store_expr): Ditto.
9252 (store_field): Ditto.
9253 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
9254 the call to expand_expr().
9255 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
9256 in the call to expand_expr().
9257 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
9258 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
9259 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
9261 * optabs.c (expand_vec_shift_expr): Ditto.
9262 (expand_vec_cond_expr): Ditto.
9263 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
9264 call to expand_expr().
9265 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
9266 in the call to expand_expr().
9268 2007-05-14 Dave Korn <dave.korn@artimi.com>
9270 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
9272 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
9274 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
9275 instead of c_common_unsigned_type.
9276 (c_common_unsigned_type): Remove.
9277 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
9278 c_common_unsigned_type.
9279 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
9280 c_common_unsigned_type.
9281 * c-common.h (c_common_unsigned_type): Remove.
9282 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
9283 c_common_unsigned_type.
9284 * c-format.c (check_format_types): Use unsigned_type_for instead of
9285 c_common_unsigned_type.
9286 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
9287 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
9288 of c_common_unsigned_type.
9289 * convert.c (convert_to_integer): Use unsigned_type_for instead of
9290 lang_hooks.types.unsigned_type.
9291 * expmed.c (make_tree): Use unsigned_type_for instead of
9292 lang_hooks.types.unsigned_type.
9293 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
9294 lang_hooks.types.unsigned_type.
9295 (build_range_check): Likewise.
9296 (fold_unary): Likewise.
9297 (fold_binary): Likewise.
9298 (fold_ternary): Likewise.
9299 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
9300 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
9301 * tree.c (get_unsigned_type): New.
9302 (unsigned_type_for): Use get_unsigned_type instead of
9303 lang_hooks.types.unsigned_type.
9305 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
9307 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
9308 to m68k_get_function_kind. Update its prototype.
9309 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
9311 (m68k_interrupt_function_p): Return enum m68k_function_type
9312 instead of bool. Rename to m68k_get_function_kind.
9313 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
9315 (m68k_compute_frame_layout): Don't mark any register for save
9316 if an interrupt_thread attribute is specified.
9317 (m68k_hard_regno_rename_ok): Update a use of
9318 m68k_interrupt_function_p.
9319 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
9320 m68k_interrupt_function_p.
9321 (m68k_function_type): New.
9322 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
9323 for a function with an interrupt_thread attribute.
9324 * doc/extend.texi: Document the interrupt_thread attribute.
9326 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
9328 Fix PR tree-optimization/31911
9329 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
9330 if they didn't change the expression.
9332 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
9334 * tree-scalar-evolution.c (resolve_mixers): Exported.
9335 * tree-scalar-evolution.h (resolve_mixers): Declare.
9336 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
9337 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9338 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
9339 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
9340 init_array_ref, init_pointer_ref, analyze_indirect_ref,
9341 strip_conversion, analyze_offset_expr, address_analysis,
9342 object_analysis, analyze_offset): Removed.
9343 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
9344 split_constant_offset, canonicalize_base_object_address,
9345 object_address_invariant_in_loop_p, disjoint_objects_p,
9346 dr_may_alias_p, dr_address_invariant_p): New functions.
9347 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
9348 and dr_analyze_alias.
9349 (initialize_data_dependence_relation): Use dr_may_alias_p
9350 and object_address_invariant_in_loop_p.
9351 (compute_self_dependence): Handle the case when
9352 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
9353 (find_data_references_in_stmt): Restrict the analysis of data
9354 references to the given loop nest.
9355 (find_data_references_in_loop): Made static. Pass loop nest to
9356 find_data_references_in_stmt.
9357 (compute_data_dependences_for_loop): Use DR_VOPS.
9358 (free_data_ref): Free DR_VOPS.
9359 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
9360 (struct innermost_loop_behavior): ... new.
9361 (struct base_object_info): Replaced by ...
9362 (struct indices): ... new.
9363 (struct dr_alias): New.
9364 (enum data_ref_type): Removed.
9365 (struct data_reference): Consist of struct innermost_loop_behavior,
9366 struct indices and struct dr_alias.
9367 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
9368 (DR_MEMTAG): Renamed to ...
9369 (DR_SYMBOL_TAG): ... this.
9370 (find_data_references_in_loop): Declaration removed.
9371 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
9372 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
9373 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
9374 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
9376 2007-05-13 Revital Eres <eres@il.ibm.com>
9378 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
9379 which walks virtual def-use chains to find redundant stores.
9380 (dse_optimize_stmt): Call it.
9382 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
9384 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
9385 * passes.c (init_optimization_passes): Move pass_jump_bypass
9388 * basic-block.h (bb_has_eh_pred): Fix style issue.
9390 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
9392 PR rtl-optimization/31848
9393 * loop-invariant.c (move_invariant_reg): If we move an insn
9394 with a REG_EQUAL note, and that insn is not always executed,
9395 remove the REG_EQUAL note.
9397 2007-05-12 Richard Guenther <rguenther@suse.de>
9399 PR tree-optimization/31797
9400 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
9401 propagate into a stmt that has volatile ops.
9403 2007-05-12 Richard Sandiford <richard@codesourcery.com>
9405 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
9406 (gcc_tooldir): Likewise.
9407 * configure: Regenerate.
9408 * Makefile.in (libsubdir_to_prefix): New variable, based on the
9409 old configure.ac gcc_tooldir setting.
9410 (prefix_to_exec_prefix): New variable.
9411 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
9412 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
9414 2007-05-11 Silvius Rus <rus@google.com>
9416 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
9417 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
9418 * c-common.h (strict_aliasing_warning): Change return type.
9419 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
9420 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
9421 (build_c_cast): Condition call to strict_aliasing_warning.
9422 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
9423 * flags.h (set_Wstrict_aliasing): Declare.
9424 * opts.c (set_Wstrict_alising): Define, add call to.
9425 * tree-flow.h (strict_aliasing_warning_backend): Declare.
9426 * tree-ssa-alias-warnings.c: New file.
9427 * tree-ssa-alias.c (compute_may_aliases): Add call to
9428 strict_aliasing_warning_backend.
9430 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
9432 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
9433 Use loop_depth and loop_outer accessor functions.
9434 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
9435 determine_invariantness_stmt, move_computations_stmt): Ditto.
9436 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
9437 add_loop, loopify, unloop, fix_loop_structure): Ditto.
9438 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
9439 * tree-scalar-evolution.c (interpret_loop_phi,
9440 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
9441 instantiate_parameters_1, scev_const_prop): Ditto.
9442 * cfghooks.c (make_forwarder_block): Ditto.
9443 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
9444 * modulo-sched.c (loop_canon_p): Ditto.
9445 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
9446 slpeel_can_duplicate_loop_p): Ditto.
9447 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
9448 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9449 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
9450 cancel_loop, verify_loop_structure): Ditto.
9451 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
9452 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
9453 superloops vector instead of "pred" array.
9454 (establish_preds): Take father loop as an argument. Initialize the
9456 (flow_loop_tree_node_add): Pass father loop to establish_preds.
9457 Do not initialize loop->outer.
9458 (flow_loop_tree_node_remove): Truncate the superloops vector.
9459 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
9460 "pred" merged to "superloops" vector.
9461 (loop_depth, loop_outer): New.
9462 (fel_init): Use loop_outer.
9464 2007-05-11 Jan Hubicka <jh@suse.cz>
9466 * cgraphunit.c: Include gt-cgraphunit.h
9467 (static_ctors, static_dtors): New static vars.
9468 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
9469 based on implementation in c-common.c
9470 (cgraph_finalize_function): Call record_cdtor_fn.
9471 (cgraph_optimize): Call cgraph_build_cdtor_fns.
9472 * decl.c (finish_function): Do not call c_record_cdtor_fn.
9473 (c_write_global_declarations): Do not call c_build_cdtor_fns.
9474 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
9475 build_cdtor, c_build_cdtor_fns): Remove.
9476 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
9477 c_build_cdtor_fns): Remove prototype.
9479 2007-05-11 Paolo Carlini <pcarlini@suse.de>
9482 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
9483 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
9484 * builtins.c (fold_builtin_memchr): New.
9485 (expand_builtin_memchr): Call the latter.
9486 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
9487 * doc/extend.texi ([Other built-in functions provided by GCC]):
9490 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
9492 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
9493 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
9494 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
9495 PFPO_OP1_TYPE_SHIFT): Constants added.
9496 (DFP_ALL): Mode macro defined.
9497 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
9498 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
9499 Insn definitions added.
9500 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
9501 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
9504 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
9506 PR tree-optimization/31885
9507 * tree-chrec.c (chrec_contains_undetermined): Do not consider
9508 NULL_TREE to be undetermined.
9509 (automatically_generated_chrec_p): Return false for NULL.
9511 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
9513 * config/bfin/bfin.h (MOVE_RATIO): Define.
9515 2007-05-10 Richard Sandiford <richard@codesourcery.com>
9517 * config.gcc (sparc-wrs-vxworks): New target.
9518 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
9519 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
9520 * config/sparc/sparc.h: Include vxworks-dummy.h.
9521 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
9522 include LABEL_REFs too.
9523 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
9524 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
9526 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
9528 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
9529 (sparc_emit_call_insn): New function.
9530 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
9531 functions when generating VxWorks PIC.
9532 * config/sparc/sparc.md (vxworks_load_got): New pattern.
9533 (call, call_value): Use sparc_emit_call_insn instead of
9536 2007-05-09 Bob Wilson <bob.wilson@acm.org>
9538 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
9540 2007-05-09 Bob Wilson <bob.wilson@acm.org>
9542 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
9543 for floating-point values if HOST_BITS_PER_LONG > 32. Use
9544 split_double instead of operand_subword.
9546 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
9548 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
9549 * config/bfin/bfin.c (bfin_local_alignment): New function.
9550 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
9552 2007-05-08 Chao-ying Fu <fu@mips.com>
9554 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
9555 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
9556 (smsub_widen_optab, umsub_widen_optab): Define.
9557 * optabs.c (init_optabs): Initialize smsub_widen_optab and
9559 * genopinit.c (optabs): Fill in smsub_widen_optab and
9561 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
9562 and umsub_widen_optab to implement multiply-subtract sequences.
9563 * config/mips/mips.md (*msac<u>_di): Rename to...
9564 (<u>msubsidi4): ...this. Extend condition to include
9565 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
9566 of operand 0 to "ka" and use the three-operand form of msub<u>
9568 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
9571 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9573 PR rtl-optimization/28011
9574 * reload.c (push_reload): Set dont_share if IN appears in OUT
9575 also when IN is a PLUS rtx.
9576 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
9579 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
9581 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
9582 call unshare_all_decls.
9583 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
9584 (unshare_all_decls): Remove.
9586 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
9589 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
9592 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
9593 Nigel Stephens <nigel@mips.com>
9595 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
9596 Update comments and all uses.
9597 (MIN_FPRS_PER_FMT): Define.
9598 * config/mips/mips.c (function_arg): Fix to correctly handle
9599 the -mips32r2 -mfp64 -mabi=32 case.
9600 (override_options): Enable use of odd-numbered registers for
9601 SFmode values on MIPS32.
9602 (mips_save_reg_p): Save whole floating-point register pair if
9603 either half is used.
9604 (compute_frame_size): Fix comment.
9606 2007-05-08 Jie Zhang <jie.zhang@analog.com>
9608 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
9609 argument of type bool.
9610 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
9611 argument. Safely select temporary P register according to it.
9612 (do_link): Change call site of add_to_reg accordingly.
9613 (do_unlink): Add epilogue_p as a fourth argument and pass it
9615 (expand_interrupt_handler_epilogue): Change call of do_unlink
9617 (bfin_expand_prologue): Add a third argument sibcall_p.
9618 * config/bfin/bfin.md (epilogue): Change call of
9619 bfin_expand_epilogue accordingly.
9620 (sibcall_epilogue): Likewise.
9621 (eh_return_internal): Likewise.
9623 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
9624 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
9625 * config/bfin/bfin.c (bfin_handle_option): Handle
9626 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
9627 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
9628 Support bf534, bf536 and bf561.
9629 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
9631 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
9634 * config/i386/i386.c (ix86_function_regparm): Process local
9635 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
9637 2007-05-07 Mike Stump <mrs@apple.com>
9639 * doc/invoke.texi (Warning Options): Document that -Wempty-body
9640 also checks for and while statements in C++.
9642 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
9644 * gcc.c (at_file_supplied): New variable.
9645 (main): Set it if we expanded argv.
9646 (do_spec_1): Pass an @-file to the linker if we were called with
9647 an @-file argument and HAVE_GNU_LD.
9648 * collect2.c (at_file_supplied): New variable.
9649 (response_file): New variable.
9650 (collect_exit): Unlink response_file if necessary.
9651 (handler): Likewise.
9652 (do_wait): Likewise.
9653 (main): Set at_file_supplied if we expanded argv.
9654 (collect_execute): Pass an @-file to subprocesses if we were called
9655 with an @-file argument.
9656 * configure.ac: Add define for HAVE_GNU_LD.
9657 * configure: Regenerate.
9658 * config.in: Regenerate.
9660 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
9662 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
9668 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
9670 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
9671 (TARGET_ENCODE_SECTION_INFO): Re-define.
9672 (m32c_encode_section_info): New
9673 (function_vector_handler): New
9674 (current_function_special_page_vector): New
9675 (m32c_special_page_vector_p): New.
9676 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
9678 * config/m32c/jump.md: Added instruction JSRS for functions
9679 with attribute "function_vector".
9680 * doc/extend.texi (function_vector): Added description
9681 for M16C, M32C targets.
9683 2007-05-07 DJ Delorie <dj@redhat.com>
9686 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
9687 ashrpsi3, lshrpsi3): Update shift count constraint.
9689 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
9690 Nathan Froyd <froydnj@codesourcery.com>
9693 * c-incpath.c (add_path): Strip trailing path separators.
9695 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
9697 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
9698 Free dominance info before purging EH edges.
9699 (eliminate_degenerate_phis): Likewise.
9700 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
9702 2007-05-07 Jan Hubicka <jh@suse.cz>
9704 * gimplify.c (gimplify_expr): Do not crash when folding
9705 (void *)(int)&a + 4.
9707 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9710 * c-opts.c (lang_fortran): Make it non static.
9711 * c-common.h (lang_fortran): New prototype.
9712 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
9713 -lang-fortran option was passed by the driver.
9715 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
9717 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
9718 of ASSERT_CHECKING. Tweak message.
9720 2007-05-06 Revital Eres <eres@il.ibm.com>
9723 * loop-unroll.c (insert_var_expansion_initialization):
9724 Initialize the expansions with -zero instead of +zero.
9726 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
9728 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
9729 into pic and non-pic versions. Mark r19 as used for
9730 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
9731 for tgd_load, tld_load and tie_load .
9732 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
9733 version of tgd_load, tld_load and tie_load depending on the
9736 2007-05-04 Ulrich Drepper <drepper@redhat.com>
9737 Jakub Jelinek <jakub@redhat.com>
9739 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
9740 (__do_global_dtors_aux): Use more paranoid loop to run
9741 destructors if HIDDEN_DTOR_LIST_END.
9742 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
9744 2007-05-04 Jakub Jelinek <jakub@redhat.com>
9746 * varasm.c (align_variable): Don't increase alignment for
9747 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
9748 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
9750 2007-05-04 Josh Conner <jconner@apple.com>
9752 * basic-block.h (cdi_direction): Assign values to all enumeration
9754 (dom_computed): Remove.
9755 (dom_info_state): New.
9756 (set_dom_info_availability): New.
9757 * tree-ssa-loop-im.c (determine_invariantness): Initialize
9758 walk_data.dom_direction.
9759 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
9760 instead of dom_computed[].
9761 (split_edge): Likewise.
9762 (create_basic_block): Likewise.
9763 (merge_blocks): Likewise.
9764 * ifcvt.c (find_if_header): Likewise.
9765 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
9766 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
9767 * tree-ssa.c (verify_ssa): Likewise.
9768 * tree-cfg.c (tree_verify_flow_info): Likewise.
9769 (remove_edge_and_dominated_blocks): Likewise.
9770 * dominance.c (dom_computed): Make static.
9771 (calc_dfs_tree_nonrec): Change third param to a bool.
9772 (calc_dfs_tree): Change second param to a bool.
9773 (calc_idioms): Change second param to a bool. Use
9774 dom_convert_dir_to_idx.
9775 (init_dom_info): Validate dir before using.
9776 (dom_convert_dir_to_idx): New.
9777 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
9778 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
9779 (free_dominance_info): Use dom_convert_dir_to_idx.
9780 (get_immediate_dominator): Likewise.
9781 (set_immediate_dominator): Likewise.
9782 (get_dominated_by): Likewise.
9783 (redirect_immediate_dominators): Likewise.
9784 (nearest_common_denominator): Likewise.
9785 (dominated_by_p): Likewise.
9786 (bb_dom_dfs_in): Likewise.
9787 (bb_dom_dfs_out): Likewise.
9788 (recount_dominator): Likewise.
9789 (iterate_fix_dominators): Likewise.
9790 (add_to_dominance_info): Likewise.
9791 (delete_from_dominance_info): Likewise.
9792 (first_dom_son): Likewise.
9793 (next_dom_son): Likewise.
9794 (dom_info_available_p): Likewise.
9795 (dom_info_state): New.
9796 (set_dom_info_availability): New.
9798 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
9800 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
9802 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
9804 2007-05-04 Bob Wilson <bob.wilson@acm.org>
9806 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
9807 (subdi3, subdi_carry): Delete.
9809 2007-05-04 Jan Hubicka <jh@suse.cz>
9810 Richard Guenther <rguenther@suse.de>
9812 * opts.c (decode_options): Do not fiddle with inlining
9813 parameters in case of optimizing for size.
9814 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
9815 for size do nothing.
9816 (cgraph_decide_inlining_of_small_function): When optimizing for
9817 size never inline functions increasing caller size.
9818 (cgraph_early_inlining): Inline for size when optimizing for size.
9820 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
9822 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
9823 logical operations piecewise.
9824 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
9825 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
9826 subdi_sesidi_di): Delete.
9827 (add_with_carry): Produce carry in CC instead of a DREG to shorten
9828 the generated sequence. Allow three-reg add in constraints. Rewrite
9829 the rtl expression for carry to avoid zero_extend of a constant.
9830 (sub_with_carry): New pattern.
9831 (adddi3, subdi3): Change into define_expand. For subtract, generate a
9832 different sequence not involving jumps.
9833 (notbi): Now a named pattern.
9835 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
9837 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
9838 Add the note about a significant loss of accuracy of some
9839 mathematical routines when these options are used.
9841 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9843 * haifa-sched.c (rtx_vec_t): New typedef.
9844 (contributes_to_priority_p): Extract piece of priority () into new
9846 (priority): Use the function. Add assertion.
9847 (rank_for_schedule, set_priorities): Add assertion to check that
9848 insn's priority is initialized.
9849 (clear_priorities, calc_priorities): Change signature. Make it update
9850 all relevant insns. Update all callers ('add_to_speculative_block ()'
9851 and 'create_block_check_twin ()').
9852 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
9853 Add new field 'priority_status'.
9854 (INSN_PRIORITY_STATUS): New macro.
9855 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
9857 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9859 * sched-ebb.c (debug_ebb_dependencies): New static function.
9860 (init_ready_list): Use it.
9862 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
9863 with changed signature and 'debug_rgn_dependencies ()'.
9864 (debug_rgn_dependencies): New static function.
9865 (init_ready_list): Use it.
9867 * sched-int.h (debug_dependencies): Declare.
9869 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
9871 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
9873 2007-05-04 Dirk Mueller <dmueller@suse.de>
9875 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
9877 2007-05-03 Jan Hubicka <jh@suse.cz>
9879 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
9880 ((T1)X op (T1)Y), for pointer type in more cases than before.
9882 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
9884 * tree-object-size.c (plus_expr_object_size): When operand size is
9885 unknown, return unknown.
9887 2007-05-03 Dirk Mueller <dmueller@suse.de>
9889 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
9891 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
9894 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
9896 2007-05-03 Janis Johnson <janis187@us.ibm.com>
9898 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
9900 2007-05-03 Joseph Myers <joseph@codesourcery.com>
9902 * config/soft-fp/double.h, config/soft-fp/extended.h,
9903 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
9904 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
9905 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
9906 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
9909 2007-05-03 Ian Lance Taylor <iant@google.com>
9911 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
9912 MASK_PPC_GFXOPT for 8540 or 8548.
9914 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
9916 * tree-vect-transform.c (vect_update_inits_of_drs): Use
9917 vect_print_dump_info() to output debug information.
9919 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
9922 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
9923 operands of size 2 when operand is not MEM_P.
9925 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
9927 PR tree-optimization/30565
9928 * lambda-code.c (perfect_nestify): Fix updating of dominators.
9930 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
9932 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
9933 (umulsi3_highpart): Use them.
9934 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
9935 for final accumulator to D regisster tranfser.
9937 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
9939 PR tree-optimization/31699
9940 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
9942 (vect_enhance_data_refs_alignment): Compute peel amount using
9943 TYPE_VECTOR_SUBPARTS instead of vf.
9944 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
9946 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
9949 * system.h: Remove inclusion of double-int.h
9950 * tree.h: Include double-int.h
9951 * gengtype.c: Likewise
9952 * cfgloop.h: Likewise
9953 * Makefile.in: Adjust dependencies on double-int.h
9955 2007-05-02 Eric Christopher <echristo@apple.com>
9957 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
9958 -shared to -Zdynamiclib.
9960 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
9963 * c-common.c (strip_pointer_or_array_types): New function.
9964 * c-common.h (strip_pointer_or_array_types): New function declaration.
9966 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
9968 PR tree-optimization/31771
9969 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
9971 2007-05-02 Paul Brook <paul@codesourcery.com>
9973 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
9975 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
9978 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
9981 2007-05-02 Nick Clifton <nickc@redhat.com>
9983 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
9985 2007-05-02 Richard Guenther <rguenther@suse.de>
9987 PR tree-optimization/31146
9988 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
9989 argument, single_use_p. If we have a single use that is
9990 a conversion to the definition rhs type, propagate that rhs.
9991 (forward_propagate_addr_expr): Pass single_use_p argument
9992 to forward_propagate_addr_expr_1.
9994 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
9996 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
9999 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10001 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
10002 'AMD Family 10 core'.
10004 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10006 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
10007 and athlon64-sse3 as improved versions of k8, opteron and athlon64
10008 with SSE3 instruction set support.
10009 * doc/invoke.texi: Likewise.
10011 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10013 * config/i386/i386.c (override_options): Tuning 32-byte loop
10014 alignment for amdfam10 architecture. Increasing the max loop
10015 alignment to 24 bytes.
10017 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
10019 * config/m68k/constraints.md: New.
10020 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
10021 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10022 EXTRA_CONSTRAINT): Remove.
10023 * config/m68k/m68k.md: Include constraints.md.
10024 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
10026 2007-05-01 Ian Lance Taylor <iant@google.com>
10028 PR tree-optimization/31739
10029 * tree-vrp.c (vrp_val_is_max): New static function.
10030 (vrp_val_is_min): New static function.
10031 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
10033 (set_value_range): Use vrp_val_is_{max,min}.
10034 (extract_range_from_assert): Likewise.
10035 (extract_range_from_binary_expr): Likewise.
10036 (extract_range_from_unary_expr): Likewise.
10037 (dump_value_range, vrp_meet): Likewise.
10038 (vrp_visit_phi_node): Likewise.
10039 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
10041 2007-05-01 Mark Mitchell <mark@codesourcery.com>
10043 * config/i386/gmon-sol2.c (size_t): New type.
10044 (intptr_t): Likewise.
10045 (s_textsize): Declare as size_t.
10047 (monstartup): Use size_t for sizes.
10048 (_mcount): Save and restore registers.
10049 (internal_mcount): Pass 0 as the first argument to monstartup
10051 (moncontrol): Convert pointer to appropriately sized integer
10052 before passing to profil.
10054 2007-05-01 Joseph Myers <joseph@codesourcery.com>
10056 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
10057 __NO_FPRS__, not just if _SOFT_DOUBLE.
10058 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
10059 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
10060 also for E500 double.
10061 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
10062 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
10065 2007-05-01 Richard Guenther <rguenther@suse.de>
10067 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
10070 2007-05-01 Joseph Myers <joseph@codesourcery.com>
10072 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
10074 2007-05-01 Jan Hubicka <jh@suse.cz>
10076 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
10079 2007-05-01 Jan Hubicka <jh@suse.cz>
10081 * tree.h (maybe_fold_offset_to_component_ref): Remove.
10082 (maybe_fold_offset_to_reference): Declare.
10083 * fold-const.c (fold_unary): Do not fold
10084 (type *)&A into &A->field_of_type_and_offset_0
10085 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
10086 size is unknown, give up.
10087 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
10089 (maybe_fold_offset_to_reference): New.
10090 (maybe_fold_stmt_indirect): Use it.
10091 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
10092 * gimplify.c (gimplify_conversion): Canonicalize conversions to
10094 (gimplify_expr): Likewise for plus_expr.
10096 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
10098 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
10099 bsi_after_labels. Always insert statements before bsi.
10100 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10101 * predict.c (apply_return_prediction): Check for empty blocks.
10102 * cfgexpand.c (lab_rtx_for_bb): New variable.
10103 (label_rtx_for_bb): Do not create new tree labels.
10104 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
10105 (tree_expand_cfg): Initialize lab_rtx_for_bb.
10106 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
10108 (label_for_bb): Add field used.
10109 (update_eh_label, main_block_label): Mark the label used.
10110 (cleanup_dead_labels): Remove unused labels.
10112 2007-05-01 Richard Guenther <rguenther@suse.de>
10114 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
10115 if it is not about to be set.
10116 (get_value_range): Do not pre-allocate equiv bitmap.
10117 (update_value_range): No need to clear equiv field.
10118 (add_equivalence): Change prototype to get bitmap pointer.
10119 Allocate bitmap here if it is not already.
10120 (extract_range_from_assert): Do not allocate bitmap here.
10121 Update callers to add_equivalence.
10122 (extract_range_from_ssa_name): Likewise.
10123 (get_vr_for_comparison): New static helper.
10124 (compare_name_with_value): Handle NULL equiv bitmap by
10125 peeling the first iteration of the comparison loop.
10126 Use get_vr_for_comparison.
10127 (compare_names): Handle NULL equiv bitmaps by using fake
10128 ones. Use get_vr_for_comparison.
10130 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
10132 * double-int.c (mpz_set_double_int): Moved from
10133 tree-ssa-loop-niter.c.
10134 (mpz_get_double_int): Likewise; also, add option to wrap
10135 out-of-range integers.
10136 * double-int.h: New prototypes for above.
10137 * tree.c (get_static_type_bounds): Moved from
10138 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
10139 TYPE_MAX_VALUE if they exist..
10140 * tree.h: New prototype for above.
10141 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
10142 get_type_bounds calls.
10143 (mpz_set_double_int): Move to double-int.c.
10144 (get_type_bounds): Move to tree.c, rename to
10145 get_static_type_bounds.
10146 (mpz_to_double_int): Move to double-int.c, rename to
10147 mpz_get_double_int.
10149 2007-04-30 Bob Wilson <bob.wilson@acm.org>
10151 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
10152 DIV0 exception can fall through to a normal return.
10154 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
10156 PR middle-end/22156
10157 Temporarily revert:
10158 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
10159 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
10160 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10161 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
10162 initialize align to silence bogus warning.
10163 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10164 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
10166 (struct sra_walk_fns): Remove use_all parameter from use.
10167 (sra_hash_tree): Handle BIT_FIELD_REFs.
10168 (sra_elt_hash): Don't hash bitfld blocks.
10169 (sra_elt_eq): Skip them in parent compares as well. Handle
10171 (sra_walk_expr): Don't maintain or pass down use_all_p.
10172 (scan_use): Remove use_all parameter.
10173 (scalarize_use): Likewise. Re-expand assignment to
10174 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
10175 output, and re-scalarize after output. Don't mark anything
10177 (scalarize_ldst): Adjust.
10178 (scalarize_walk_gimple_modify_statement): Likewise.
10179 (build_element_name_1): Handle BIT_FIELD_REFs.
10180 (instantiate_element): Don't warn for any element whose parent
10181 is used as a whole.
10182 (instantiate_missing_elements_1): Return the sra_elt.
10183 (canon_type_for_field): New.
10184 (try_instantiate_multiple_fields): New.
10185 (instantiate_missing_elemnts): Use them.
10186 (mark_no_warning): Removed.
10187 (generate_one_element_ref): Handle BIT_FIELD_REFs.
10188 (REPLDUP, sra_build_elt_assignment): New.
10189 (generate_copy_inout): Use them.
10190 (generate_element_copy): Likewise. Handle bitfld differences.
10191 (generate_element_zero): Don't recurse for blocks. Use
10192 sra_build_elt_assignment.
10193 (generate_one_element_int): Take elt instead of var. Use
10194 sra_build_elt_assignment.
10195 (generate_element_init_1): Adjust.
10196 (scalarize_use, scalarize_copy): Use REPLDUP.
10197 (scalarize_ldst): Move assert before dereference.
10198 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
10200 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10203 * tree.c (reconstruct_complex_type): Reconstruct a reference
10205 Also use the same mode for the pointer as the old pointer type.
10207 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10209 * doc/trouble.texi (Interoperation): Remove note about Ultrix
10212 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
10214 PR rtl-optimization/31676
10215 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
10216 (df_refs_record): Call it.
10218 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10220 * rtl.def (SS_ABS): New code.
10221 * config/bfin/bfin.c (print_operand): New modifier 'v'.
10222 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
10223 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
10224 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
10225 (bfin_init_builtins): Define them.
10226 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
10227 (bfin_expand_builtin): ... and handle the others here.
10228 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
10229 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
10230 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
10231 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
10232 operand is only HImode.
10234 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
10236 * regclass.c (scan_one_insn): Remove splitting of
10239 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
10240 Nigel Stephens <nigel@mips.com>
10242 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
10244 2007-04-28 Jan Hubicka <jh@suse.cz>
10246 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
10247 insn_locators_alloc instead of insn_locators_initialize;
10248 call reset_block_changes.
10249 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10250 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
10251 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
10252 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10253 * config/score/score.c (th_output_mi_thunk): Likewise.
10254 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10255 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
10256 tolerate uninitialized locator info.
10259 * function.c (init_function_start): Don't init line number info.
10260 (expand_function_end): Update.
10261 (reset_block_changes, record_block_change, finalize_block_changes,
10262 check_block_change, free_block_changes): Kill.
10263 * function.h (reset_block_changes, record_block_change,
10264 finalize_block_changes, check_block_change, free_block_changes):
10266 (struct function): Remove ib_boundaries_block.
10267 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10268 Use curr_insn_locator to initialize locator.
10269 (emit_line_note): Remove.
10270 * cfgexpand.c (expand_gimple_cond_expr): Update.
10271 (construct_exit_block): Likewise.
10272 (tree_expand_cfg): Initialize/finalize locators.
10273 * expr.c (expand_expr_real): Update.
10274 * cfglayout.c (line_locators_locs, line_locators_lines,
10275 file_locators_locs, file_locators_files): Remove.
10276 (set_block_levels): Move to cfgexpand.c.
10277 (insn_locators_initialize): Remove.
10278 (pass_insn_locators_initialize): Remove.
10279 (locations_locators_locs, locations_locators_vals): New static vars.
10280 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10282 (insn_locators_alloc, insn_locators_finalize,
10283 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10285 (locator_location): New.
10286 (locator_line, locator_file): Rewrite.
10287 * rtl.h (emit_line_note): Kill.
10288 (insn_locators_alloc, insn_locators_finalize,
10289 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10291 * tree-inline.c (initialize_cfun): Do not initialize
10292 ib_boundaries_block.
10293 * passes.c (pass_insn_locators_initialize): Remove.
10295 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
10297 * tree-cfg.c (move_block_to_fn): Release bb from dominance
10298 info. Update last_basic_block correctly.
10300 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
10303 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
10304 register itself to hold the offset constant. Tell flow the use
10305 of r4 and r5 when they are used.
10307 2007-04-27 Richard Guenther <rguenther@suse.de>
10309 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
10310 if we simplified anything.
10311 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
10312 warnings until we did a simplification and the stmt was not
10313 marked as TREE_NO_WARNING.
10315 2007-04-27 Mike Stump <mrs@apple.com>
10317 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
10319 2007-04-27 Ian Lance Taylor <iant@google.com>
10321 PR middle-end/31710
10322 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
10323 TYPE_MAX_VALUE exist, convert them to the new type.
10325 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
10327 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
10328 if it claims to be available.
10329 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
10330 edge is redirected.
10331 (perform_tree_ssa_dce): Always free postdominators.
10333 2007-04-27 Richard Henderson <rth@redhat.com>
10335 * config/alpha/predicates.md (aligned_memory_operand): Mark
10336 as define_special_predicate.
10337 (unaligned_memory_operand, normal_memory_operand): Likewise.
10338 (reg_or_unaligned_mem_operand): Remove.
10339 (any_memory_operand): Match the documentation and check for
10340 non-renumbered pseudos during reload.
10341 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
10342 alpha_secondary_reload_class, update to new interface, make static.
10343 Handle CQImode like HImode. Remove FP subreg check.
10344 (alpha_expand_mov): Use replace_equiv_address.
10345 (alpha_expand_mov_nobwx): Use any_memory_operand.
10346 (TARGET_SECONDARY_RELOAD): New.
10347 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
10348 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
10349 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
10350 * config/alpha/alpha.md: ... here.
10351 (RELOAD12, reloadmode): New.
10353 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
10354 Don't handle the aligned case here.
10355 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
10356 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
10357 reload_inhi_help. Don't expect a scratch register.
10358 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
10360 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
10362 2007-04-27 Richard Guenther <rguenther@suse.de>
10364 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
10366 2007-04-27 Richard Guenther <rguenther@suse.de>
10368 PR tree-optimization/30965
10369 PR tree-optimization/30978
10370 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
10371 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
10372 (find_equivalent_equality_comparison): Likewise.
10373 (simplify_cond): Likewise.
10374 (get_prop_source_stmt): New helper.
10375 (get_prop_dest_stmt): Likewise.
10376 (can_propagate_from): Likewise.
10377 (remove_prop_source_from_use): Likewise.
10378 (combine_cond_expr_cond): Likewise.
10379 (forward_propagate_comparison): New function.
10380 (forward_propagate_into_cond): Rewrite to use fold for
10382 (tree_ssa_forward_propagate_single_use_vars): Call
10383 forward_propagate_comparison to propagate comparisons.
10385 2007-04-27 Richard Guenther <rguenther@suse.de>
10387 PR tree-optimization/31715
10388 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
10389 sure to do computation on the offset in an appropriate
10392 2007-04-27 Richard Sandiford <richard@codesourcery.com>
10394 * reload.h (elimination_target_reg_p): Declare.
10395 * reload.c (find_reloads): Don't apply the reg_rtx move
10396 optimization if the SET_DEST satisfies elimination_target_reg_p.
10397 * reload1.c (elimination_target_reg_p): New function.
10398 (gen_reload): In the move/add2 fallback, make sure that op0
10399 does not overlap the destination register.
10401 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
10403 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
10404 transform only GIMPLE_MODIFY_STMTs.
10405 * tree-complex.c (expand_complex_operations_1): Ditto.
10406 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
10407 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
10408 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
10410 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
10411 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
10412 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
10413 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
10414 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
10415 slpeel_add_loop_guard): Ditto.
10416 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
10417 * lambda-code.c (perfect_nestify): Ditto.
10418 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
10419 before the first statement.
10420 * tree-optimize.c (execute_free_datastructures): Fix comments.
10421 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
10422 * tree-flow.h (disband_implicit_edges): Declaration removed.
10423 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
10425 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
10426 COND_EXPRs without gotos.
10427 (disband_implicit_edges, has_label_p): Removed.
10428 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
10429 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
10431 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
10433 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
10434 also for COND_EXPRs.
10435 * cfgexpand.c (label_rtx_for_bb): New function.
10436 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
10437 Use label_rtx_for_bb to find the labels.
10438 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
10439 last block. Detect fallthru edges.
10441 2007-04-26 Ian Lance Taylor <iant@google.com>
10444 * reload.c (find_reloads_subreg_address): If the address was valid
10445 in the original mode but not in the new mode, reload the whole
10448 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
10450 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
10451 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
10452 (cleanup_control_expr_graph): Do not invalidate dominance info.
10453 Record altered blocks.
10454 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
10455 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
10456 cleanup_tree_cfg_bb): New functions.
10457 (remove_forwarder_block): Do not maintain the worklist of blocks.
10458 Record altered blocks.
10459 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
10460 not over whole cfg.
10461 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
10462 delete_unreachable_blocks if dominators are not available.
10463 * tree-inline.c (optimize_inline_calls): Free dominance information
10465 * tree-flow.h (remove_edge_and_dominated_blocks,
10466 cfgcleanup_altered_bbs): Altered.
10467 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
10469 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
10471 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
10472 do not invalidate dominators.
10474 2007-04-26 Anatoly Sokolov <aesok@post.ru>
10476 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
10477 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
10478 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10479 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10481 2007-04-26 Steve Ellcey <sje@cup.hp.com>
10483 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
10485 2007-04-26 Richard Guenther <rguenther@suse.de>
10487 PR tree-optimization/31703
10488 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
10489 the right type for the target of the bittest.
10491 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10493 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
10494 ix86_sol10_return_in_memory.
10496 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10498 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
10501 2007-04-26 Jakub Jelinek <jakub@redhat.com>
10504 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
10506 PR tree-optimization/30558
10507 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
10508 clear this_state.prev_try.
10510 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10511 Mark Mitchell <mark@codesourcery.com>
10513 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
10514 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
10515 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
10517 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10520 * doc/invoke.texi (%:print-asm-header): Document.
10521 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
10523 (static_spec_functions): Add print-asm-header.
10524 (main): Print a banner before the --target-help linker options.
10525 (print_asm_header_spec_function): New function.
10527 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
10530 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
10531 (movsf_ie): Likewise.
10533 2007-04-25 Paolo Carlini <pcarlini@suse.de>
10535 * doc/extend.texi ([Type Traits]): Adjust per N2255.
10537 2007-04-25 Bob Wilson <bob.wilson@acm.org>
10539 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
10540 exception for divide-by-zero.
10541 (__umodsi3, __modsi3): Likewise.
10543 2007-04-25 Dirk Mueller <dmueller@suse.de>
10545 * c-typeck.c (build_compound_expr): Annotate warning()
10546 call with OPT_Wunused_value.
10547 * tree-ssa.c (warn_uninit): Annotate warning with
10549 * c-common.c (handle_sentinel_attribute): Annotate warning
10550 call with OPT_Wattributes.
10552 2007-04-25 Thiemo Seufer <ths@mips.com>
10554 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
10555 (mips16): Fix typo.
10556 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
10557 on to the assembler. Improve handling of -mno-mips16. Add handling
10558 of -mno-mips3d, -mno-dsp, -mno-dspr2.
10559 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
10560 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
10561 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
10563 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
10566 * config/i386/winnt.c (i386_pe_file_end): Strip only
10567 USER_LABEL_PREFIX when writing export name.
10569 2007-04-25 Richard Sandiford <richard@codesourcery.com>
10571 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
10572 sh/elf.h, vx-common.h and vxworks.h.
10573 * config/sh/sh.h: Include config/vxworks-dummy.h.
10574 (SUBTARGET_OVERRIDE_OPTIONS): Define.
10575 (OVERRIDE_OPTIONS): Use it.
10576 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
10577 (vxworks_picreg): New pattern.
10578 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
10579 VXWORKS_OS_CPP_BUILTINS.
10580 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
10581 to their VXWORKS_* equivalents.
10582 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
10583 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
10584 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
10585 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
10586 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
10587 -mrtp/-fPIC multilibs.
10588 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
10589 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
10590 (MULTILIB_OSDIRNAMES): Delete.
10592 2007-04-25 Anatoly Sokolov <aesok@post.ru>
10595 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
10597 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
10599 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
10600 rounding mode to be specified by the caller.
10601 (real_to_mpfr) Likewise.
10602 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
10603 include new arguments.
10604 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
10606 2007-04-24 Ian Lance Taylor <iant@google.com>
10608 PR tree-optimization/31605
10609 * tree-vrp.c (set_value_range): Check that min and max are not
10610 both overflow infinities.
10611 (set_value_range_to_value): New static function.
10612 (extract_range_from_binary_expr): Call set_value_range_to_value.
10613 (extract_range_from_cond_expr): Likewise.
10614 (extract_range_from_expr): Likewise.
10615 (extract_range_from_unary_expr): Likewise. Don't create a range
10616 which overflows on both sides.
10617 (vrp_meet): Check for a useless range.
10618 (vrp_visit_phi_node): If we see a constant which looks like an
10619 overflow infinity, turn off the TREE_OVERFLOW flag.
10621 2007-04-24 Ian Lance Taylor <iant@google.com>
10623 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
10625 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
10627 PR diagnostic/25923
10628 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
10629 diagnostic message is being built.
10630 * tree-pretty-print.c (dump_generic_node): Only write the
10631 formatted text into BUFFER's stream if we are not building a
10632 diagnostic message.
10633 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
10635 * Makefile.in (toplev.o): Depend on tree-pass.h.
10637 2007-04-24 Ian Lance Taylor <iant@google.com>
10639 PR tree-optimization/31602
10640 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
10641 conditionals in the copied loop header.
10642 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
10643 warnings if TREE_NO_WARNING is set.
10644 * doc/invoke.texi (Warning Options): Clarify that
10645 -Wstrict-overflow does not warn about loops.
10647 2007-04-24 Janis Johnson <janis187@us.ibm.com>
10649 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
10650 expand on the comment about _Decimal128 arguments and check the
10651 integer result of the modulus operation; for 64-bit ELF ABI, ensure
10652 that _Decimal128 argument uses even/odd register pair.
10653 (function_arg): Ditto.
10655 2007-04-24 Hui-May Chang <hm.chang@apple.com>
10657 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
10658 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
10660 2007-04-24 Richard Guenther <rguenther@suse.de>
10661 Olga Golovanevsky <olga@il.ibm.com>
10663 * fold-const.c (multiple_of_p): Check for bottom
10666 2007-04-24 Richard Henderson <rth@redhat.com>
10668 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
10669 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
10670 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
10671 looking for non-zero bits shifted out. Avoid a recursive call
10672 when constructing the scalar.
10673 (__floatundisf): Likewise.
10675 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
10677 * dwarf2out.c (field_byte_offset): Move the existing logic
10678 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
10679 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
10681 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10684 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
10685 length argument of 0 for memset.
10686 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
10687 unsigned shift instead of the signed variant.
10689 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10691 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
10692 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
10693 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
10694 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
10695 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
10696 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
10697 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
10698 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
10699 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
10700 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
10701 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
10702 "mul<mode>3", "div<mode>3"): Insn definitions added.
10703 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
10704 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
10705 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
10706 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
10707 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
10708 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
10709 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
10710 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
10711 TARGET_FLOAT_FORMAT): Macro definitions removed.
10712 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
10713 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
10714 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
10715 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
10716 (s390_gen_rtx_const_DI): Function removed.
10717 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
10719 2007-04-24 Richard Sandiford <richard@codesourcery.com>
10721 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
10722 over an external ffs function.
10724 2007-04-24 Chao-ying Fu <fu@mips.com>
10725 Richard Sandiford <richard@nildram.co.uk>
10727 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
10728 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
10729 (smadd_widen_optab, umadd_widen_optab): Define.
10730 * optabs.c (init_optabs): Initialize smadd_widen_optab and
10732 * genopinit.c (optabs): Fill in smadd_widen_optab and
10734 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
10735 and umadd_widen_optab to implement multiply-add sequences.
10736 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
10737 (<u>maddsidi4): ...this. Extend condition to include
10738 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10739 of operand 0 to "ka" and use the three-operand form of madd<u>
10741 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
10743 * config/mips/constraints.md (ka): New register constraint.
10745 2007-04-24 Jan Hubicka <j@suse.cz>
10749 2007-04-23 Jan Hubicka <jh@suse.cz>
10750 * function.c (init_function_start): Don't init line number info.
10751 (expand_function_end): Update.
10752 (reset_block_changes, record_block_change, finalize_block_changes,
10753 check_block_change, free_block_changes): Kill.
10754 * function.h (reset_block_changes, record_block_change,
10755 finalize_block_changes, check_block_change, free_block_changes):
10757 (struct function): Remove ib_boundaries_block.
10758 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10759 Use curr_insn_locator to initialize locator.
10760 (emit_line_note): Remove.
10761 * cfgexpand.c (expand_gimple_cond_expr): Update.
10762 (construct_exit_block): Likewise.
10763 (tree_expand_cfg): Initialize/finalize locators.
10764 * expr.c (expand_expr_real): Update.
10765 * cfglayout.c (line_locators_locs, line_locators_lines,
10766 file_locators_locs, file_locators_files): Remove.
10767 (set_block_levels): Move to cfgexpand.c.
10768 (insn_locators_initialize): Remove.
10769 (pass_insn_locators_initialize): Remove.
10770 (locations_locators_locs, locations_locators_vals): New static vars.
10771 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10773 (insn_locators_alloc, insn_locators_finalize,
10774 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10776 (locator_location): New.
10777 (locator_line, locator_file): Rewrite.
10778 * rtl.h (emit_line_note): Kill.
10779 (insn_locators_alloc, insn_locators_finalize,
10780 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10782 * tree-inline.c (initialize_cfun): Do not initialize
10783 ib_boundaries_block.
10784 * passes.c (pass_insn_locators_initialize): Remove.
10786 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
10788 * doc/invoke.texi: Removed leading '-' from option index entries.
10790 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
10792 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
10794 (create_phi_node): Use set_phi_nodes.
10795 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
10796 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
10797 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
10798 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
10799 (bsi_start, bsi_last): Use bb_stmt_list.
10800 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
10801 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
10802 Traverse the statements using tsi iterator.
10803 * basic-block.h (struct basic_block_def): Fields stmt_list
10804 and phi_nodes moved to ...
10805 (struct tree_bb_info): ... new structure.
10806 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
10807 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
10808 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
10809 (tree_verify_flow_info): Verify that il.tree is not set for
10810 entry and exit block.
10811 (tree_split_block): Use set_bb_stmt_list.
10813 2007-04-23 Mike Stump <mrs@apple.com>
10815 * config/i386/i386.c (ix86_tune_features
10816 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
10819 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
10821 * config/i386/i386.md (prefix_extra): New attribute.
10822 (length): Add prefix_extra.
10824 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
10825 (sse2_movntv2di): Likewise.
10826 (sse2_cvtps2dq): Likewise.
10827 (sse2_cvtpd2pi): Likewise.
10828 (sse2_cvttpd2pi): Likewise.
10829 (*sse2_cvtpd2ps): Likewise.
10830 (*add<mode>3): Likewise.
10831 (sse2_ssadd<mode>3): Likewise.
10832 (sse2_usadd<mode>3): Likewise.
10833 (*sub<mode>3): Likewise.
10834 (sse2_sssub<mode>3): Likewise.
10835 (sse2_ussub<mode>3): Likewise.
10836 (*mulv8hi3): Likewise.
10837 (*smulv8hi3_highpart): Likewise.
10838 (*umulv8hi3_highpart): Likewise.
10839 (sse2_umulv2siv2di3): Likewise.
10840 (sse2_pmaddwd): Likewise.
10841 (ashr<mode>3): Likewise.
10842 (lshr<mode>3): Likewise.
10843 (ashl<mode>3): Likewise.
10844 (sse2_ashlti3): Likewise.
10845 (sse2_lshrti3): Likewise.
10846 (*umaxv16qi3): Likewise.
10847 (*smaxv8hi3): Likewise.
10848 (*uminv16qi3): Likewise.
10849 (*sminv8hi3): Likewise.
10850 (sse2_eq<mode>3): Likewise.
10851 (sse2_gt<mode>3): Likewise.
10852 (*and<mode>3): Likewise.
10853 (sse2_nand<mode>3): Likewise.
10854 (*ior<mode>3): Likewise.
10855 (*xor<mode>3): Likewise.
10856 (sse2_packsswb): Likewise.
10857 (sse2_packssdw): Likewise.
10858 (sse2_packuswb): Likewise.
10859 (sse2_punpckhbw): Likewise.
10860 (sse2_punpcklbw): Likewise.
10861 (sse2_punpckhwd): Likewise.
10862 (sse2_punpcklwd): Likewise.
10863 (sse2_punpckhdq): Likewise.
10864 (sse2_punpckldq): Likewise.
10865 (sse2_punpckhqdq): Likewise.
10866 (sse2_punpcklqdq): Likewise.
10867 (*sse2_pinsrw): Likewise.
10868 (*sse2_pextrw): Likewise.
10869 (sse2_pshufd_1): Likewise.
10870 (sse2_uavgv16qi3): Likewise.
10871 (sse2_uavgv8hi3): Likewise.
10872 (sse2_psadbw): Likewise.
10873 (sse2_pmovmskb): Likewise.
10874 (*sse2_maskmovdqu): Likewise.
10875 (*sse2_maskmovdqu_rex64): Likewise.
10876 (sse4a_extrqi): Likewise.
10877 (sse4a_extrq): Likewise.
10878 (sse3_lddqu): Set prefix_rep.
10879 (sse3_addsubv4sf3): Likewise.
10880 (sse3_haddv4sf3): Likewise.
10881 (sse3_hsubv4sf3): Likewise.
10882 (sse_cvtss2si): Likewise.
10883 (sse_cvtss2si_2): Likewise.
10884 (sse_cvtss2siq): Likewise.
10885 (sse_cvtss2siq_2): Likewise.
10886 (sse_cvttss2si): Likewise.
10887 (sse_cvttss2siq): Likewise.
10888 (sse2_cvttps2dq): Likewise.
10889 (sse3_movshdup): Likewise.
10890 (sse3_movsldup): Likewise.
10891 (sse2_cvtsd2si): Likewise.
10892 (sse2_cvtsd2si_2): Likewise.
10893 (sse2_cvtsd2siq): Likewise.
10894 (sse2_cvtsd2siq_2): Likewise.
10895 (sse2_cvttsd2si): Likewise.
10896 (sse2_cvttsd2siq): Likewise.
10897 (*sse2_cvtpd2dq): Likewise.
10898 (*sse2_cvttpd2dq): Likewise.
10899 (sse2_pshuflw_1): Likewise.
10900 (sse2_pshufhw_1): Likewise.
10901 (sse4a_insertqi): Likewise.
10902 (sse4a_insertq): Likewise.
10903 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
10904 (ssse3_phadddv4si3): Likewise.
10905 (ssse3_phaddswv8hi3): Likewise.
10906 (ssse3_phsubwv8hi3): Likewise.
10907 (ssse3_phsubdv4si3): Likewise.
10908 (ssse3_phsubswv8hi3): Likewise.
10909 (ssse3_pmaddubswv8hi3): Likewise.
10910 (ssse3_pmulhrswv8hi3): Likewise.
10911 (ssse3_pshufbv16qi3): Likewise.
10912 (ssse3_psign<mode>3): Likewise.
10913 (ssse3_palignrti): Likewise.
10914 (abs<mode>2): Likewise.
10915 (ssse3_phaddwv4hi3): Set prefix_extra.
10916 (ssse3_phadddv2si3): Likewise.
10917 (ssse3_phaddswv4hi3): Likewise.
10918 (ssse3_phsubwv4hi3): Likewise.
10919 (ssse3_phsubdv2si3): Likewise.
10920 (ssse3_phsubswv4hi3): Likewise.
10921 (ssse3_pmaddubswv4hi3): Likewise.
10922 (ssse3_pmulhrswv4hi3): Likewise.
10923 (ssse3_pshufbv8qi3): Likewise.
10924 (ssse3_psign<mode>3): Likewise.
10925 (ssse3_palignrdi): Likewise.
10926 (abs<mode>2): Likewise.
10927 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
10928 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
10929 (sse2_pmovmskb): Set mode to SI instead of V2DF.
10931 2007-04-23 Nick Clifton <nickc@redhat.com>
10933 * params.def: Fix formatting of emacs local variables.
10935 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
10937 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
10938 move if inter-unit move isn't allowed.
10939 Don't split moving the first element of V2DI to DI to inter-unit
10940 move if inter-unit move isn't allowed.
10942 2007-04-23 Richard Guenther <rguenther@suse.de>
10944 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
10945 and CDI_POST_DOMINATORS separately.
10947 2007-04-23 Nick Clifton <nickc@redhat.com>
10949 * c.opt (Wformat-contains-nul): Add warning attribute.
10951 2007-04-23 Jan Hubicka <jh@suse.cz>
10953 * function.c (init_function_start): Don't init line number info.
10954 (expand_function_end): Update.
10955 (reset_block_changes, record_block_change, finalize_block_changes,
10956 check_block_change, free_block_changes): Kill.
10957 * function.h (reset_block_changes, record_block_change,
10958 finalize_block_changes, check_block_change, free_block_changes):
10960 (struct function): Remove ib_boundaries_block.
10961 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10962 Use curr_insn_locator to initialize locator.
10963 (emit_line_note): Remove.
10964 * cfgexpand.c (expand_gimple_cond_expr): Update.
10965 (construct_exit_block): Likewise.
10966 (tree_expand_cfg): Initialize/finalize locators.
10967 * expr.c (expand_expr_real): Update.
10968 * cfglayout.c (line_locators_locs, line_locators_lines,
10969 file_locators_locs, file_locators_files): Remove.
10970 (set_block_levels): Move to cfgexpand.c.
10971 (insn_locators_initialize): Remove.
10972 (pass_insn_locators_initialize): Remove.
10973 (locations_locators_locs, locations_locators_vals): New static vars.
10974 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10976 (insn_locators_alloc, insn_locators_finalize,
10977 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10979 (locator_location): New.
10980 (locator_line, locator_file): Rewrite.
10981 * rtl.h (emit_line_note): Kill.
10982 (insn_locators_alloc, insn_locators_finalize,
10983 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10985 * tree-inline.c (initialize_cfun): Do not initialize
10986 ib_boundaries_block.
10987 * passes.c (pass_insn_locators_initialize): Remove.
10989 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10991 PR middle-end/31448
10992 * expr.c (reduce_to_bit_field_precision): Handle
10995 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
10997 PR tree-optimization/24659
10998 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
10999 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
11000 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
11001 * genopinit.c (optabs): Rename vec_pack_mod_optab
11002 to vec_pack_trunc_optab.
11003 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
11004 early for scalar floating point operands for NOP_EXPR.
11005 (vectorizable_type_promotion): Ditto.
11006 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
11007 vec_pack_trunc_optab.
11008 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
11010 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
11011 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
11012 Rename from VEC_PACK_MOD_EXPR.
11013 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
11014 * expr.c (expand_expr_real_1): Ditto.
11015 * tree-inline.c (estimate_num_insns_1): Ditto.
11016 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11018 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
11019 (vec_unpacks_lo_v4sf): Ditto.
11020 (vec_pack_trunc_v2df): Ditto.
11021 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
11022 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
11023 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
11025 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
11027 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
11029 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
11030 Rename from VEC_PACK_MOD_EXPR. This expression also represent
11031 packing of floating point operands.
11032 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
11033 represent unpacking of floating point operands.
11034 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
11035 [vec_unpacks_hi]: Ditto.
11036 [vec_unpacks_lo]: Ditto.
11038 2007-04-22 Jan Hubicka <jh@suse.cz>
11040 * final.c (rest_of_handle_final): Call
11041 targetm.asm_out.constructor/targetm.asm_out.destructor
11042 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
11043 proper priority via decl_*_priority_insert.
11044 * c-common.c (c_expand_body): Likewise.
11046 2007-04-22 Richard Guenther <rguenther@suse.de>
11048 PR tree-optimization/29789
11049 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
11050 (rewrite_reciprocal): New helper split out from
11051 determine_invariantness_stmt.
11052 (rewrite_bittest): Likewise.
11053 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
11054 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
11057 2007-04-22 Revital Eres <eres@il.ibm.com>
11059 * loop-unroll.c (var_to_expand): New field to support also
11060 insns of the form x = something + x.
11061 (analyze_insn_to_expand_var): Use it.
11062 (expand_var_during_unrolling): Likewise.
11064 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
11066 * predict.c: Include pointer-set.h.
11067 (bb_predictions): New variable.
11068 (tree_predicted_by_p, tree_predict_edge,
11069 remove_predictions_associated_with_edge): Use bb_predictions map
11070 instead of bb->predictions.
11071 (clear_bb_predictions, assert_is_empty): New functions.
11072 (combine_predictions_for_bb): Use bb_predictions map. Call
11073 clear_bb_predictions.
11074 (tree_estimate_probability): Create and free bb_predictions map.
11075 * Makefile.in (predict.o): Add pointer-set.h dependency.
11076 * basic-block.h (struct basic_block_def): Remove predictions
11078 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
11080 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11083 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
11086 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11088 * timevar.c (timevar_print): Change reference of --disable-checking to
11089 --enable-checking=release. Also warn if assert checking is disabled.
11091 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11094 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
11095 decl as addressable if the compound literal was marked as
11097 Mark the decl as a gimple register if it is a complex or
11098 vector decl and does not live in memory.
11100 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11102 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
11103 (GENERIC_NEXT): New function macro.
11104 (PHI_CHAIN): Use phi_node's new chain variable.
11105 (tree_phi_node): Change tree_common to tree_base
11106 and add the chain field.
11107 * tree-phinodes.c (make_phi_node): Don't set
11108 TREE_TYPE on the new node.
11109 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
11110 instead of checking GIMPLE_TUPLE_P in chain_next.
11111 * tree-vect-transform.c
11112 (get_initial_def_for_induction): Look at
11113 PHI_RESULT_TREE for the type of the phi node.
11114 (update_vuses_to_preheader): Use PHI_CHAIN
11115 instead of TREE_CHAIN on the phi node.
11116 * tree-ssa-structalias.c (compute_points_to_sets):
11118 (ipa_pta_execute): Likewise.
11120 2007-04-21 Richard Guenther <rguenther@suse.de>
11122 PR middle-end/31136
11123 * fold-const.c (fold_unary): Call fold_convert_const on the
11126 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
11128 * gcse.c (store_killed_in_insn): Handle PARALLELs.
11129 (store_killed_in_pat): New.
11131 2007-04-20 Richard Henderson <rth@redhat.com>
11134 * config/i386/i386.c (type_has_variadic_args_p): Look for any
11135 TREE_LIST with a void_type_node value, not void_list_node exactly.
11137 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
11139 * doc/standards.texi: Re-arrange into language-specific
11140 subsections. Add a C++ section, documenting which standards we
11143 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
11145 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
11146 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
11148 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
11150 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
11151 ecrti.o and crtbegin.o.
11152 (LIB_DEFAULT_SPEC): Include -lc.
11153 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
11155 2007-04-20 Richard Henderson <rth@redhat.com>
11158 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
11159 argument; update all callers.
11160 (get_unaligned_offset): New.
11161 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
11162 get_unaligned_address, just pass on the address directly.
11163 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
11164 the subreg in the helper patterns.
11165 (unaligned_extendqidi_le): Use get_unaligned_offset.
11166 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
11167 (unaligned_extendhidi_be): Likewise.
11168 (unaligned_extendhidi): Tidy.
11169 * config/alpha/alpha-protos.h: Update.
11171 2007-04-20 Richard Henderson <rth@redhat.com>
11173 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
11174 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
11175 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
11176 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11177 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11178 (CPP_SPEC): Don't include %(cpp_subtarget).
11179 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
11180 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11181 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
11183 2007-04-20 Jakub Jelinek <jakub@redhat.com>
11185 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
11186 for __builtin_ia32_cmpordss.
11188 PR tree-optimization/31632
11189 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
11190 and arg1 for optimizations of comparison against min/max values.
11191 Fold arg0 to arg1's type for optimizations of comparison against
11192 min+1 and max-1 values.
11194 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
11196 * reload.c (combine_reloads): When trying to use a dying register,
11197 check whether it's uninitialized and don't use if so.
11199 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
11201 * fold-const.c: Remove prototypes for native_encode_expr and
11202 native_interpret_expr.
11203 (native_encode_expr): Make non-static.
11204 (native_interpret_expr): Likewise.
11205 * tree.h: Add prototypes for the above.
11207 2007-04-19 Joseph Myers <joseph@codesourcery.com>
11209 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
11210 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
11211 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
11212 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
11213 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
11214 Add length attributes.
11216 2007-04-19 Janis Johnson <janis187@us.ibm.com>
11218 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
11221 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
11222 __STDC_WANT_DEC_FP__.
11224 2007-04-19 Joseph Myers <joseph@codesourcery.com>
11226 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
11227 for long double compatibility.
11228 * configure: Regenerate.
11230 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
11232 PR rtl-optimization/29841
11233 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
11235 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
11236 that may cause control flow transfer from being moved.
11238 2007-04-18 Jan Hubicka <jh@suse.cz>
11240 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
11243 2007-04-18 Eric Christopher <echristo@apple.com>
11245 * config/rs6000/darwin.md (load_macho_picbase): Use link register
11246 only. Update operands.
11247 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
11248 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
11249 link register to pic register.
11251 2007-04-18 Dirk Mueller <dmueller@suse.de>
11253 PR diagnostic/31227
11254 * tree-vrp.c (search_for_addr_array): New.
11255 (check_array_bounds): Suppress warning about
11256 address taken of array refs if its not de-referenced.
11258 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11260 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
11261 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
11263 * tree-vectorizer.h (NITERS_KNOWN_P): New.
11264 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
11265 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
11267 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
11269 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
11271 (vect_analyze_scalar_cycles): Fix indentation.
11272 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
11273 (vect_mark_relevant): Include phis in relevance analysis.
11275 * tree-vect-transform.c (vect_transform_loop): Add an assert.
11277 2007-04-18 Anatoly Sokolov <aesok@post.ru>
11279 * config/avr/avr.c (ptrreg_to_str): Replace error() with
11280 output_operand_lossage().
11282 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11284 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
11285 the unused code for reduction without adjust-in-epilog to simplify the
11288 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
11290 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
11291 (S390_TDC_NEGATIVE_ZERO): New constant.
11292 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
11293 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
11294 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
11295 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
11296 (S390_TDC_POSITIVE_INFINITY): New constant.
11297 (S390_TDC_NEGATIVE_INFINITY): New constant.
11298 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
11299 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
11300 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
11301 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
11302 (S390_TDC_INFINITY): New constant.
11303 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
11304 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
11305 optimization for UNSPEC_CCZ_TO_INT.
11306 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
11307 ("*ccz_to_int"): New insn.
11308 ("isinf<mode>2"): New insn.
11309 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
11310 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
11311 (UNSPEC_CCZ_TO_INT): New constant.
11313 2007-04-18 Richard Guenther <rguenther@suse.de>
11315 PR tree-optimization/19431
11316 PR tree-optimization/21463
11317 * tree-pass.h (pass_phiprop): Declare.
11318 * passes.c (init_optimization_passes): New phiprop pass.
11319 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
11320 (phivn_valid_p): New helper function.
11321 (phiprop_insert_phi): Likewise.
11322 (propagate_with_phi): Likewise.
11323 (tree_ssa_phiprop): New propagator propagating loads
11324 through phi nodes if profitable.
11326 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11328 * tree-vect-analyze.c (process_use): New function.
11329 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
11330 Check phis in all bbs.
11331 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
11334 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
11336 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
11339 2007-04-17 Anatoly Sokolov <aesok@post.ru>
11342 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
11345 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
11347 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
11349 (sse_vmmulv4sf3): Likewise.
11350 (sse2_vmaddv2df3): Likewise.
11351 (sse2_vmmulv2df3): Likewise.
11353 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
11355 PR rtl-optimization/31360
11356 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
11357 (target_reg_cost): New.
11358 (init_set_costs): Initialize target_reg_cost. Add comments
11359 regarding the rationale of the costs.
11360 (global_cost_for_size): Renamed to...
11361 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
11362 of register pressure.
11363 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
11364 estimate_reg_pressure_cost. Add number of ivs.
11365 (determine_set_costs): Dump target_reg_cost.
11366 * loop-invariant.c (gain_for_invariant): Use
11367 estimate_reg_pressure_cost. Removed n_inv_uses argument.
11368 (best_gain_for_invariant, find_invariants_to_move): Remove
11370 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
11371 (target_reg_cost): Declare.
11372 (global_cost_for_size): Declaration removed.
11373 (estimate_reg_pressure_cost): Declare.
11375 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
11377 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
11378 regnos into even/odd register pairs.
11379 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
11380 TDmode similar to the other floating point modes.
11381 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
11382 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
11384 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
11385 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
11386 (movdd_hardfloat64): Use TARGET_MFPGPR.
11388 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
11390 * reload1.c (delete_output_reload): Don't count output in n_inherited.
11393 2005-01-05 Richard Henderson <rth@redhat.com>
11395 * reload1.c (do_input_reload): Restrict the optimization deleteing
11396 a previous output reload to RELOAD_FOR_INPUT.
11398 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
11400 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
11401 induc_vec_info_type.
11402 (vectorizable_induction): New function declaration.
11403 * tree-vect-transform.c (get_initial_def_for_induction): No need to
11404 check if already vectorized. Find first place in BB where new stmts
11405 can be inserted. Takes only one argument.
11406 (vectorizable_induction): New function.
11407 (vect_transform_stmt): Add case for induc_vec_info_type to call
11408 vectorizable_induction.
11409 (vect_transform_loop): Consider phis for vectorization.
11410 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
11412 (analyze_operations): Call vectorizable_induction when analyzing phis.
11414 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
11415 (vect_mark_relevant): Include phis in relevance analysis.
11416 (vect_mark_stmts_to_be_vectorize): Likewise.
11417 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
11419 2007-04-16 Lawrence Crowl <crowl@google.com>
11421 * doc/invoke.texi (Debugging Options): Add documentation for the
11422 -femit-struct-debug options -femit-struct-debug-baseonly,
11423 -femit-struct-debug-reduced, and
11424 -femit-struct-debug-detailed[=...].
11426 * c-opts.c (c_common_handle_option): Add
11427 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
11428 and OPT_femit_struct_debug_detailed_.
11429 * c.opt: Add specifications for
11430 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
11431 and -femit-struct-debug-detailed[=...].
11432 * opts.c (set_struct_debug_option): Parse the
11433 -femit-struct-debug-... options.
11434 * opts.c (matches_main_base, main_input_basename,
11435 main_input_baselength, base_of_path, matches_main_base): Add
11436 variables and functions to compare header base name to compilation
11438 * opts.c (should_emit_struct_debug): Add to determine to emit a
11439 structure based on the option.
11440 (dump_struct_debug) Also disabled function to debug this
11442 * opts.c (handle_options): Save the base name of the
11445 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
11446 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
11447 This hook indicates if a type is generic. Set it by default
11448 to "never generic".
11449 * langhooks.h (struct lang_hooks_for_types): Add a new hook
11450 to determine if a struct type is generic or not.
11451 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
11452 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
11453 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
11454 with live C++ hook.
11456 * flags.h (enum debug_info_usage): Add an enumeration to describe
11457 a program's use of a structure type.
11458 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
11459 to indicate the program's usage of the type. Filter structs based
11460 on the -femit-struct-debug-... specification.
11461 (gen_type_die): Split into two routines, gen_type_die and
11462 gen_type_die_with_usage. gen_type_die is now a wrapper
11463 that assumes direct usage.
11464 (gen_type_die_with_usage): Replace calls to gen_type_die
11465 with gen_type_die_with_usage adding the program usage of
11466 the referenced type.
11467 (dwarf2out_imported_module_or_decl): Suppress struct debug
11468 information using should_emit_struct_debug when appropriate.
11470 2007-04-16 Ian Lance Taylor <iant@google.com>
11472 PR tree-optimization/31522
11473 * tree-vrp.c (vr_phi_edge_counts): New static variable.
11474 (vrp_initialize): Allocate vr_phi_edge_counts.
11475 (vrp_visit_phi_node): Don't push to infinity if we saw a new
11476 executable edge. Drop test for all constants.
11477 (vrp_finalize): Free vrp_phi_edge_counts.
11479 * doc/cpp.texi (Common Predefined Macros): Clarify description of
11480 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11482 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
11483 predecessors at head rather than tail.
11485 2007-04-16 Matthias Klose <doko@debian.org>
11487 * config/alpha/linux.h (CPP_SPEC): Define.
11488 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
11490 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
11492 * function.h: Remove sequence_stack extern declaration.
11494 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
11496 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
11498 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
11501 2007-04-16 Anatoly Sokolov <aesok@post.ru>
11503 * config/avr/avr.c (avr_arch_types): Rearranging array.
11504 (enum avr_arch): Add.
11505 (avr_mcu_types): Use avr_arch enumeration constants instead of
11507 * config/avr/avr.h (LINK_SPEC): Simplify.
11509 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
11511 * config/m68k/m68k.c (m68k_libcall_value,
11512 m68k_function_value): Use macros for register names more.
11514 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
11516 (M68K_REGNAME): Use A6_REG.
11517 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
11519 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11521 PR middle-end/28071
11522 * sched-int.h (struct deps): Split field 'pending_lists_length' into
11523 'pending_read_list_length' and 'pending_write_list_length'. Update
11525 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
11526 to handle two length counters instead of one. Update all uses.
11527 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
11528 two length counters instead of one.
11529 * sched-rgn.c (propagate_deps): Update to handle two length counters
11532 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
11535 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
11536 copy of source, pass it to ix86_expand_vector_set and return
11539 2007-04-16 David Ung <davidu@mips.com>
11540 Joseph Myers <joseph@codesourcery.com>
11542 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
11543 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
11544 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
11545 Add 74K processor information.
11546 * config/mips/mips.md: Include 74k.md.
11547 (cpu): Add 74kc,74kf,74kx.
11548 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
11549 * config/mips/74k.md: New.
11550 * doc/invoke.texi (MIPS Options): Document 74K support.
11552 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
11554 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
11555 vectorizable_* functions.
11556 * tree-vect-transform.c (vectorizable_call): Add check for
11557 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
11558 (vectorizable_store): likewise.
11559 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
11561 (vectorizable_operation, vectorizable_type_demotion): Likewise.
11562 (vectorizable_type_promotion, vectorizable_load): Likewise.
11563 (vectorizable_live_operation, vectorizable_condition): Likewise.
11564 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
11566 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
11568 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
11570 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
11571 register numbers more.
11572 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
11573 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
11574 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
11575 FUNCTION_VALUE_REGNO_P): Likewise.
11576 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
11577 STATIC_CHAIN_REGNUM): Likewise.
11578 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
11579 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
11580 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
11581 * config/m68k/m68k.md (FP_REG): New.
11583 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
11585 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
11588 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
11590 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
11591 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
11594 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11596 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
11599 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
11602 * c-decl.c (finish_decl): Grab the type of the decl after the call
11603 to store_init_value.
11605 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
11607 * common.opt (fforward-propagate): Fix "Optimization" annotation.
11609 2007-04-14 Jakub Jelinek <jakub@redhat.com>
11612 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
11613 dominators, post dominators and cleanup cfg before returning.
11615 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
11617 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
11618 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
11620 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
11622 * config.gcc: Recognize fido.
11623 * config/m68k/m68k-devices.def (fidoa): New.
11624 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
11626 (FL_FIDOA, TARGET_FIDOA): New.
11627 * config/m68k/m68k.opt (mfidoa): New.
11629 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11631 PR middle-end/31322
11632 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
11633 when a personality function is used.
11635 2007-04-13 Bob Wilson <bob.wilson@acm.org>
11637 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
11639 2007-04-13 Mike Stump <mrs@apple.com>
11641 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
11643 * config/darwin.opt (fapple-kext): Make C++ only.
11644 * config/darwin.c (darwin_override_options): Remove code to ensure
11645 -fapple-kext is given for C++ only.
11647 2007-04-13 Richard Sandiford <richard@codesourcery.com>
11649 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
11650 * config/mips/mips.c (override_options): Call
11651 SUBTARGET_OVERRIDE_OPTIONS, if defined.
11653 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
11655 * config/i386/i386.opt (msvr3-shlib): Removed.
11657 * doc/invoke.texi: Remove -msvr3-shlib.
11659 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
11661 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
11662 with "popcnt" instruction.
11664 2007-04-13 Richard Guenther <rguenther@suse.de>
11666 PR tree-optimization/21258
11667 * tree-vrp.c (compare_case_labels): New helper.
11668 (find_switch_asserts): New function.
11669 (find_assert_locations): Call it for SWITCH_EXPRs.
11671 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
11673 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
11674 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
11675 check is now implied in X87_FLOAT_MODE_P.
11676 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
11677 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
11678 (fix_trunc<mode>_i386_fisttp): Ditto.
11679 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
11680 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
11681 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
11682 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
11683 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
11684 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
11685 (unnamed_splitters): Ditto.
11686 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
11687 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
11688 FIRST_SSE_REG for local functions when SSE math is enabled or
11689 for functions with sseregparm attribute.
11690 (standard_80387_constant_p): Return -1 if mode is not
11692 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
11693 (ix86_expand_compare): Ditto.
11694 (ix86_expand_carry_flag_compare): Ditto.
11695 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
11696 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
11697 DECIMAL_FLOAT_MODE_P.
11698 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
11699 of SCALAR_FLOAT_MODE_P.
11700 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
11701 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
11702 checks before FLOAT_MODE_P.
11703 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
11704 before FLOAT_MODE_P.
11709 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
11711 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
11712 Charles Wilson <libtool@cwilson.fastmail.fm>
11714 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
11715 (libgcc.mvars): Don't depend on them.
11716 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
11717 * exec-tool.in: New.
11719 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
11721 * doc/invoke.text (--help): Document --help=common.
11723 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
11725 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
11727 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11729 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
11730 * genemit.c (main): Emit #include "integrate.h".
11731 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
11732 (LOADGP_RTP): New mips_loadgp_style.
11733 * config/mips/mips.h: Include config/vxworks-dummy.h.
11734 (TARGET_RTP_PIC): New macro.
11735 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
11736 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
11737 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
11738 for TARGET_RTP_PIC.
11739 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
11740 -mvxworks-pic when using -mrtp and a PIC option.
11741 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
11743 (mips_symbolic_constant_p, mips_symbolic_address_p)
11744 (mips_symbol_insns): Handle SYMBOL_HALF.
11745 (override_options): Warn about -G and -mrtp being used together.
11746 Initialize mips_lo_relocs[SYMBOL_HALF].
11747 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
11748 (mips_emit_loadgp): Handle LOADGP_RTP.
11749 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
11750 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
11751 (tablejump): Handle function-relative case table entries if
11753 * config/mips/predicates.md (symbol_ref_operand): New predicate.
11755 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11757 * config/mips/mips.md (load_call<mode>): Allow any general register.
11759 (sibcall_value_internal, sibcall_value_multiple_internal)
11760 (call_value_internal, call_value_split, call_value_multiple_internal)
11761 (call_value_multiple_split): Remove constraints from operand 0.
11763 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11765 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
11766 rather than loadgp_noshared.
11767 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
11768 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
11770 * config/mips/mips.md (loadgp): Rename to...
11771 (loadgp_newabi): ...this.
11772 (loadgp_noshared): Rename to...
11773 (loadgp_absolute): ...this.
11775 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11777 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
11778 false for locally-binding symbols.
11779 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
11781 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11783 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
11784 (SYMBOL_GOT_PAGE_OFST): ...this.
11785 (SYMBOL_GOT_GLOBAL): Rename to...
11786 (SYMBOL_GOT_DISP): ...this.
11787 (SYMBOL_GOTOFF_GLOBAL): Rename to...
11788 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
11789 * config/mips/mips.c (mips_global_symbol_p): New function.
11790 (mips_symbol_binds_local_p): Likewise.
11791 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
11792 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
11793 mips_global_symbol_p and mips_symbol_binds_local_p.
11794 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
11795 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
11796 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
11797 SYMBOL_GOTOFF_DISP.
11798 (mips_ok_for_lazy_binding_p): New function.
11799 (mips_load_call_address, mips_expand_call): Use it.
11800 (mips_dangerous_for_la25_p): Likewise.
11801 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
11802 (*got_disp<mode>): Use got_disp_operand instead of
11803 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
11804 SYMBOL_GOTOFF_GLOBAL.
11805 (*got_page<mode>): Use got_page_ofst_operand instead of
11807 * config/mips/predicates.md (const_call_insn_operand): Use
11808 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
11809 (global_got_operand): Rename to...
11810 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
11812 (local_got_operand): Rename to...
11813 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
11814 of SYMBOL_GOT_LOCAL.
11816 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11818 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
11819 TARGET_CALL_CLOBBERED_GP.
11820 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
11821 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
11822 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
11823 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
11824 of TARGET_ABICALLS && !TARGET_NEWABI.
11825 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
11826 * config/mips/mips.c (mips_load_call_address): Check
11827 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
11828 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
11829 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
11830 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
11831 TARGET_ABICALLS && TARGET_NEWABI.
11832 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
11834 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
11835 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
11836 TARGET_ABICALLS && TARGET_NEWABI.
11837 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
11838 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
11839 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
11840 whether indirect calls must use $25.
11841 (mips_extra_live_on_entry): Check TARGET_GOT instead of
11843 * config/mips/mips.md (jal_macro): Check flag_pic and
11844 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
11845 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
11846 instead of TARGET_ABICALLS.
11847 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
11848 TARGET_ABICALLS && TARGET_OLDABI.
11849 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
11850 (sibcall): In the comment above the define_insn, mention
11851 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
11852 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
11853 instead of TARGET_ABICALLS.
11855 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
11857 * doc/md.texi (Blackfin family constraints): Document PA and PB.
11858 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
11859 (MACFLAGS_MATCH_P): New macro.
11860 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
11861 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
11862 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
11863 the other MACFLAG constants.
11864 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
11865 (flag_machi): Tighten constraints. Renumber some of the operands.
11866 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
11868 (flag_machi_parts_acconly): New pattern.
11869 (flag_macinithi): Tighten constraints. Allow any accumulator to be
11871 (flag_macinit1hi): Tighten constraints.
11872 (flag_mul_macv2hi_parts_acconly): New pattern.
11874 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
11875 Use a more efficient implementation.
11876 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
11877 inline sequences when not optimizing for size.
11879 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
11880 movhi_high2low): Delete, merge functionality into...
11881 (packv2hi): ... this pattern.
11883 2007-02-11 Jie Zhang <jie.zhang@analog.com>
11884 * config/bfin/bfin.opt (msim): New option.
11885 (mcpu=): New option.
11886 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
11887 (bfin_cpu_t): Typedef of enum bfin_cpu.
11888 (bfin_cpu_type): New declaration.
11889 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
11890 -msim and -mcpu= options.
11891 (LIB_SPEC): Likewise.
11892 * config/bfin/bfin.c (bfin_cpu_type): Define.
11893 (bfin_handle_option): Handle -mcpu= option.
11894 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
11895 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
11896 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
11898 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11900 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
11901 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
11902 (powerpc-wrs-vxworksae): Use ${tm_file}.
11903 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
11904 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
11905 * config/i386/vx-common.h: New file.
11907 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11909 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
11912 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
11914 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
11917 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
11921 * c-common.c (c_build_qualified_type): Set canonical type
11924 2007-04-12 Richard Guenther <rguenther@suse.de>
11926 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
11927 lower bound and element size if lower bound is not zero
11928 or either of the ARRAY_REF operands is set.
11930 2007-04-12 Richard Guenther <rguenther@suse.de>
11932 PR tree-optimization/24689
11933 PR tree-optimization/31307
11934 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
11936 * gimplify.c (canonicalize_addr_expr): To be consistent with
11937 gimplify_compound_lval only set operands two and three of
11938 ARRAY_REFs if they are not gimple_min_invariant. This makes
11939 it never at this place.
11940 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11942 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11944 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
11945 null before emitting a .nsubspa directive.
11947 2007-04-11 Diego Novillo <dnovillo@redhat.com>
11949 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
11950 need_to_partition_p if there are no memory statements in the
11953 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11955 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
11956 (gcd_of_steps_may_divide_p): New function.
11957 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
11959 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
11961 * reload.c (find_reloads_toplev, find_reloads_address,
11962 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
11963 not a pointer equality test, to decide if we need to call
11964 push_reg_equiv_alt_mem.
11966 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
11968 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
11969 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
11971 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
11973 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11975 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
11976 vector to be positive.
11978 2007-04-11 Diego Novillo <dnovillo@redhat.com>
11982 * doc/invoke.texi: Document --params max-aliased-vops and
11984 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
11985 debug_memory_partitions): Move to tree-flow.h
11986 * params.h (AVG_ALIASED_VOPS): Define.
11987 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
11989 (mp_info_t): Likewise.
11990 (get_mem_sym_stats_for): New.
11991 (set_memory_partition): Move from tree-flow-inline.h.
11992 (mark_non_addressable): Only clear the set of symbols for the
11993 partition if it exists.
11994 (dump_memory_partitions): Move from tree-ssa-operands.c
11995 (debug_memory_partitions): Likewise.
11996 (need_to_partition_p): New.
11997 (dump_mem_ref_stats): New.
11998 (debug_mem_ref_stats): New.
11999 (dump_mem_sym_stats): New.
12000 (debug_mem_sym_stats): New.
12001 (update_mem_sym_stats_from_stmt): New.
12002 (compare_mp_info_entries): New.
12003 (mp_info_cmp): Call it.
12004 (sort_mp_info): Change argument to a list of mem_sym_stats_t
12006 (get_mpt_for): Move from tree-ssa-operands.c.
12007 (find_partition_for): New.
12008 (create_partition_for): Remove.
12009 (estimate_vop_reduction): New.
12010 (update_reference_counts): New.
12011 (build_mp_info): New.
12012 (compute_memory_partitions): Refactor.
12013 Document new heuristic.
12014 Call build_mp_info, update_reference_counts,
12015 find_partition_for and estimate_vop_reduction.
12016 (compute_may_aliases): Populate virtual operands before
12017 calling debugging dumps.
12018 (delete_mem_sym_stats): New.
12019 (delete_mem_ref_stats): New.
12020 (init_mem_ref_stats): New.
12021 (init_alias_info): Call it.
12022 (maybe_create_global_var): Remove alias_info argument.
12023 Get number of call sites and number of pure/const call sites
12024 from gimple_mem_ref_stats().
12025 (dump_alias_info): Call dump_memory_partitions first.
12026 (dump_points_to_info_for): Show how many times a pointer has
12028 * opts.c (decode_options): For -O2 set --param
12029 max-aliased-vops to 500.
12030 For -O3 set --param max-aliased-vops to 1000 and --param
12031 avg-aliased-vops to 3.
12032 * fortran/options.c (gfc_init_options): Remove assignment to
12034 * tree-flow-inline.h (gimple_mem_ref_stats): New.
12035 * tree-dfa.c (dump_variable): Dump memory reference
12037 Dump NO_ALIAS* settings.
12038 (referenced_var_lookup): Tidy.
12039 (mem_sym_stats): New.
12040 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
12041 and ORIG are different SSA names for a memory partition.
12042 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
12043 * tree-flow.h (struct mem_sym_stats_d): Define.
12044 (mem_sym_stats_t): Define.
12045 (struct mem_ref_stats_d): Define.
12046 (struct gimple_df): Add field mem_ref_stats.
12047 (enum noalias_state): Define.
12048 (struct var_ann_d): Add bitfield noalias_state.
12049 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
12050 debug_mem_ref_stats, debug_memory_partitions,
12051 debug_mem_sym_stats): Declare.
12052 * tree-ssa-structalias.c (update_alias_info): Update call
12053 sites, pure/const call sites and asm sites in structure
12054 returned by gimple_mem_ref_stats.
12055 Remove local variable IS_POTENTIAL_DEREF.
12056 Increase NUM_DEREFS if the memory expression is a potential
12058 Call update_mem_sym_stats_from_stmt.
12059 If the memory references memory, call
12060 update_mem_sym_stats_from_stmt for all the direct memory
12061 symbol references found.
12062 (intra_create_variable_infos): Set noalias_state field for
12063 pointer arguments according to the value of
12064 flag_argument_noalias.
12065 * tree-ssa-structalias.h (struct alias_info): Remove fields
12066 num_calls_found and num_pure_const_calls_found.
12067 (update_mem_sym_stats_from_stmt): Declare.
12068 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
12069 Set default value to 100.
12070 (PARAM_AVG_ALIASED_VOPS): Define.
12072 2007-04-11 Richard Guenther <rguenther@suse.de>
12074 PR middle-end/31530
12075 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
12076 a * -b + c as c - a * b if we honor sign dependent rounding.
12078 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12080 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
12081 bfin_expand_strmov.
12082 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
12083 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
12085 (initialize_trampoline): Don't use old-style function definition.
12086 (bfin_secondary_reload): Mark IN_P argument as unused.
12088 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
12090 PR tree-optimization/31343
12091 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
12092 (build_polynomial_chrec): Return a scalar when the evolution is zero.
12093 * testsuite/gcc.dg/vect/pr31343.c: New.
12095 2007-04-10 Eric Christopher <echristo@apple.com>
12097 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
12098 * config/i386/i386.md (*cmpfp0): Use.
12099 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12100 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12101 (fix_trunc<mode>_i386_fisttp): Ditto.
12102 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12103 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12104 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12105 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12106 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12107 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12108 (unnamed_splitters): Ditto.
12109 * config/i386/i386.c (output_fix_trunc): Assert that
12110 we're not being passed a TFmode operand.
12112 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
12114 PR tree-optimization/31526
12115 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
12116 n_basic_blocks to find newly added blocks.
12118 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
12120 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
12122 (fix_trunc<mode>si_sse): Ditto.
12123 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
12124 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
12125 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
12126 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
12127 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
12128 expander using SSEMODEF mode macro.
12129 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
12130 expander using SSEMODEF mode macro.
12131 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
12132 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
12133 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
12134 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
12135 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
12136 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
12137 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
12138 Macroize insn using X87MODEF mode macro.
12140 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
12142 * config/i386/sse.md (sse2_pinsrw): Removed.
12143 (sse2_pextrw): Renamed to ...
12144 (*sse2_pextrw): This.
12146 2007-04-09 Jan Hubicka <jh@suse.cz>
12149 * config/i386/sse.md
12150 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
12151 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
12152 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
12153 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
12155 2007-04-09 Jan Hubicka <jh@suse.cz>
12157 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
12158 multiple fields of union.
12160 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
12162 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
12163 (create_preheaders): Check that loops are available.
12164 (fix_loop_structure): Clean up, improve comments.
12165 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
12166 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
12168 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
12169 * predict.c (tree_estimate_probability): Do not call
12170 calculate_dominance_info. Call create_preheaders.
12171 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
12172 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
12174 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
12175 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
12176 * tree-cfg.c (tree_split_edge): Make an assert more precise.
12177 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
12180 2007-04-08 Jan Hubicka <jh@suse.cz>
12182 * tree.h (maybe_fold_offset_to_component_ref): Declare.
12183 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
12184 * fold-const.c (fold_unary): Use it.
12186 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
12188 * varasm.c (assemble_variable): Remove call to
12189 lang_hooks.decls.prepare_assemble_variable.
12190 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
12191 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
12192 * langhooks.h (lang_hooks_for_decls): Remove
12193 prepare_assemble_variable.
12195 2007-04-08 Mike Stump <mrs@apple.com>
12197 * config/i386/i386.c: Use inc/dec on Core2.
12199 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
12201 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
12202 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
12203 lhd_tree_inlining_end_inlining): Remove.
12204 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
12205 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
12206 end_inlining hooks.
12207 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
12208 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
12209 lhd_tree_inlining_end_inlining): Remove prototypes.
12210 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
12211 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
12212 LANG_HOOKS_TREE_INLINING_START_INLINING,
12213 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
12215 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
12218 2007-04-08 Anatoly Sokolov <aesok@post.ru>
12221 * config/avr/predicates.md (io_address_operand): Delete predicate.
12222 (low_io_address_operand): Don't use 'mode' argument.
12223 (higth_io_address_operand): Rename ...
12224 (high_io_address_operand): ... to this. Don't use 'mode' argument.
12225 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
12228 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
12230 Revert change removing staticp.
12232 2007-04-07 Anatoly Sokolov <aesok@post.ru>
12235 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
12238 2007-04-07 Bruce Korb <bkorb@gnu.org>
12240 * c.opt: Add -Wformat-contains-nul.
12241 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
12243 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
12244 the NUL byte warning.
12246 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
12248 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
12250 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
12252 * tree.c (staticp): No longer use staticp langhook.
12253 * langhooks.c (lhd_staticp): Removed.
12254 * langhooks.h (struct lang_hooks): Remove staticp.
12255 * c-common.c (c_staticp): Remove.
12256 * c-common.h (c_staticp): Ditto.
12257 * langhooks-defs.h (lhd_staticp): Ditto.
12258 (LHD_HOOKS_STATICP): Ditto
12259 * tree.h (gcc_assert_lowered): New macro.
12261 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
12263 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
12264 argument "reliable".
12265 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
12266 Add argument "reliable". Propagate it through calls.
12267 (infer_loop_bounds_from_undefined): Derive number of iterations
12268 estimates from references in blocks that do not dominate loop latch.
12269 (gcov_type_to_double_int): New function.
12270 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
12271 and expected_loop_iterations_unbounded.
12272 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
12273 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
12274 * tree-data-ref.c (estimated_loop_iterations): Export.
12275 (get_references_in_stmt): Fix -- do not return addresses of local
12277 * cfgloop.h (expected_loop_iterations_unbounded,
12278 estimated_loop_iterations): Declare.
12280 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12282 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12284 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
12286 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
12287 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
12288 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
12289 Use output_387_reg_move().
12290 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
12291 expander using X87MODEF12 mode macro.
12292 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
12293 choosing register preferences. Use output_387_reg_move().
12294 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
12295 instead of "x". Use output_387_reg_move().
12296 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
12297 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
12298 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
12299 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
12300 Use output_387_reg_move().
12301 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
12303 (*truncxf?f_i387 splitter): Ditto.
12305 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
12307 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
12308 LANG_HOOKS_SAFE_FROM_P.
12309 * expr.c (safe_from_p): Remove langhook call.
12310 * langhooks.h (lang_hooks): Remove safe_from_p.
12311 (lhd_safe_from_p): Remove prototype.
12312 * langhooks.c (lhd_safe_from_p): Remove.
12314 2007-04-06 Jan Hubicka <jh@suse.cz>
12316 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
12319 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
12321 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
12322 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
12323 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
12324 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
12326 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
12327 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
12329 2007-04-05 Richard Henderson <rth@redhat.com>
12331 * config/alpha/alpha.c (print_operand) [+]: Remove.
12332 (alpha_end_function): Print nop if call at end of function.
12333 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
12334 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
12335 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
12336 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
12337 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
12338 the call pattern. Update peepholes to match.
12340 2007-04-05 Janis Johnson <janis187@us.ibm.com>
12342 * doc/extend.texi (Other Builtins): Add decimal float variants
12344 * builtins.def: Ditto.
12345 * builtins.c (expand_builtin): Ditto.
12347 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
12348 H.J. Lu <hongjiu.lu@intel.com>
12351 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
12352 of V8HImode when calling ix86_binary_operator_ok.
12353 (sse2_pmaddwd): Call ix86_binary_operator_ok.
12354 (sdot_prodv8hi): Operands 1 and 2 must be register.
12356 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12358 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12359 initialize align to silence bogus warning.
12361 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12363 PR middle-end/22156
12364 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12366 (struct sra_walk_fns): Remove use_all parameter from use.
12367 (sra_hash_tree): Handle BIT_FIELD_REFs.
12368 (sra_elt_hash): Don't hash bitfld blocks.
12369 (sra_elt_eq): Skip them in parent compares as well. Handle
12371 (sra_walk_expr): Don't maintain or pass down use_all_p.
12372 (scan_use): Remove use_all parameter.
12373 (scalarize_use): Likewise. Re-expand assignment to
12374 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12375 output, and re-scalarize after output. Don't mark anything
12377 (scalarize_ldst): Adjust.
12378 (scalarize_walk_gimple_modify_statement): Likewise.
12379 (build_element_name_1): Handle BIT_FIELD_REFs.
12380 (instantiate_element): Don't warn for any element whose parent
12381 is used as a whole.
12382 (instantiate_missing_elements_1): Return the sra_elt.
12383 (canon_type_for_field): New.
12384 (try_instantiate_multiple_fields): New.
12385 (instantiate_missing_elemnts): Use them.
12386 (mark_no_warning): Removed.
12387 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12388 (REPLDUP, sra_build_elt_assignment): New.
12389 (generate_copy_inout): Use them.
12390 (generate_element_copy): Likewise. Handle bitfld differences.
12391 (generate_element_zero): Don't recurse for blocks. Use
12392 sra_build_elt_assignment.
12393 (generate_one_element_int): Take elt instead of var. Use
12394 sra_build_elt_assignment.
12395 (generate_element_init_1): Adjust.
12396 (scalarize_use, scalarize_copy): Use REPLDUP.
12397 (scalarize_ldst): Move assert before dereference.
12398 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12400 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
12402 * regmove.c: Fix unused variable warnings due to previous commit.
12404 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
12406 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
12407 (regmove_bb_head): Remove.
12408 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
12409 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
12410 problems with fixup_match_1.
12411 Don't initialize/free regmove_bb_head.
12413 (reg_is_remote_constant_p): If an insn is in the same basic block
12414 but not before INSN, consider it remote, too.
12416 2007-04-05 Anatoly Sokolov <aesok@post.ru>
12419 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
12420 DECL_ASSEMBLER_NAME, not the DECL_NAME.
12422 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
12424 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
12425 (CONDITIONAL_REGISTER_USAGE): Likewise.
12427 2007-04-04 Richard Henderson <rth@redhat.com>
12429 * config/alpha/lib1funcs.asm: Remove unused file.
12431 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
12434 * opts.c (print_specific_help): Fix --help=<language>
12436 (common_handle_option): Support --help=common.
12438 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
12441 * gcc.c (main): Do not run the linker if
12442 print_subprocess_help indicates that it shouldn't be
12445 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
12448 * doc/invoke.texi (--help=): Document <languages> value, fix
12449 formatting in tables of values.
12451 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
12453 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
12454 dllimport attribute of virtual methods.
12456 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
12458 * config/score/crti.asm: Change _bss_start to __bss_start.
12459 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
12460 (OUTGOING_REG_PARM_STACK_SPACE) update.
12461 * config/score/score.opt: add options to make backend support
12462 score5, score5u, score7 and score7d.
12463 * config/score/score.md: Likewise.
12464 * config/score/misc.md: Likewise.
12465 * config/score/mac.md: Likewise.
12466 * doc/invoke.texi: Likewise.
12467 * doc/md.texi: update constraints define.
12469 2007-04-03 Richard Henderson <rth@redhat.com>
12471 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
12472 an appropriate type, use the mode instead.
12474 2007-04-03 Richard Sandiford <richard@codesourcery.com>
12476 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
12477 Set the default --with-arch setting to mips2.
12478 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
12479 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
12480 (MULTILIB_OSDIRNAMES): Delete.
12481 (MULTILIB_DIRNAMES): Define.
12482 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
12483 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
12484 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
12485 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
12486 VXWORKS_OS_CPP_BUILTINS.
12487 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
12488 (MIPS_DEBUGGING_INFO): Undefine.
12489 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
12491 2007-04-03 Jakub Jelinek <jakub@redhat.com>
12493 PR middle-end/30704
12494 * fold-const.c (native_encode_real): Encode real.c provided longs
12495 as a series of 32-bit native integers.
12496 (native_interpret_real): Interpret buffer as a series of 32-bit
12499 2007-04-03 Richard Guenther <rguenther@suse.de>
12501 * genpreds.c (write_insn_constraint_len): Write function
12502 optimized for CONSTRAINT_LEN implementation.
12503 (write_tm_preds_h): Output insn_constraint_len inline and
12504 use it for CONSTRAINT_LEN.
12505 (write_insn_preds_c): Don't output insn_constraint_len.
12506 * doc/md.texi (define_register_constraint): Document multi-letter
12507 constraints shall have the same length if they start with the same
12510 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
12513 * config/i386/i386.md (isinf<mode>2): Expand only when
12514 TARGET_C99_FUNCTIONS is set.
12516 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
12518 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
12519 (x86_64-*-linux*): Ditto.
12520 * config/i386/i386.opt (mpc): New option.
12521 * config/i386/i386.c (overrride_options): Handle
12522 ix87_precision_string.
12523 * config/i386/crtprec.c: New file.
12524 * config/i386/t-crtpc: Ditto.
12525 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
12526 and -mpc80 options.
12527 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
12528 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
12529 crtprec32.o, crtprec64.o and crtprec80.o.
12531 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
12532 and -mpc80 options.
12533 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
12535 2007-04-02 Eric Christopher <echristo@apple.com>
12537 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
12538 limitations on darwin.
12540 2007-04-02 Anatoly Sokolov <aesok@post.ru>
12543 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
12545 2007-04-02 Dave Korn <dave.korn@artimi.com>
12547 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
12549 2007-04-02 Dave Korn <dave.korn@artimi.com>
12551 * libgcc2.h (exception_descriptor): Don't forward-declare.
12552 (__get_eh_table_language, __get_eh_table_version): Delete
12553 prototypes of long-dead functions.
12555 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
12557 * ebitmap.h: New file
12558 * ebitmap.c: New file
12559 * Makefile.in (ebitmap.o): New target.
12561 2007-04-01 Jan Hubicka <jh@suse.cz>
12563 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
12564 before very first instruction.
12566 2007-04-01 Jan Hubicka <jh@suse.cz>
12568 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
12569 waring on 64bit hosts.
12570 * bitmap.h: Fix typo in bitmap_head_def.
12572 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
12574 PR rtl-optimization/31391
12575 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
12576 into a DELETED_LABEL note, and the label is in an empty basic
12577 block, update BB_END as well as BB_HEAD.
12579 2007-04-01 Richard Henderson <rth@redhat.com>
12581 PR tree-optimization/31169
12582 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
12583 to varying if the range is outside [0, prec-1].
12585 2007-04-01 Richard Sandiford <richard@codesourcery.com>
12588 * config/mips/mips.md (load_const_gp): New insn.
12589 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
12590 the MIPS16 GP pseudo register if no_new_pseudos.
12591 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
12593 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
12596 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
12598 (call_value): Likewise.
12600 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
12601 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12604 * doc/invoke.texi: (optimization options): Reword description
12605 of -ffast-math. Document its primary purpose.
12607 2007-03-31 Richard Guenther <rguenther@suse.de>
12609 * omp-low.c (splay-tree.h): Include.
12610 (lookup_decl): Replace splay-tree usage by pointer-map.
12611 (maybe_lookup_decl): Likewise.
12612 (new_omp_context): Likewise.
12613 (delete_omp_context): Likewise.
12614 * gimplify.c (splay-tree.h): Include.
12615 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
12617 (remap_ssa_name): Likewise.
12618 (remap_decl): Likewise.
12619 (remap_type_1): Likewise.
12620 (remap_type): Likewise.
12621 (copy_body_r): Likewise.
12622 (expand_call_inline): Likewise.
12623 (clone_body): Likewise.
12624 (copy_tree_r): Likewise.
12625 (remap_save_expr): Likewise.
12626 (unsave_r): Likewise.
12627 (unsave_expr_now): Likewise.
12628 (tree_function_versioning): Likewise.
12629 (build_duplicate_type): Likewise.
12630 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
12631 (struct copy_body_data): Replace splay-tree by pointer-map.
12632 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
12633 not $(SPLAY_TREE_H).
12634 (gimplify.o): Depend on $(SPLAY_TREE_H).
12635 (omp-low.p): Likewise.
12637 2007-03-31 Anatoly Sokolov <aesok@post.ru>
12639 * config/avr/predicates.md (even_register_operand,
12640 odd_register_operand): New predicates.
12641 * config/avr/avr.md (movw peephole2): New.
12642 (movw_r peephole2): New.
12644 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
12646 * tree.h (get_signed_or_unsigned_type): New.
12647 * fold-const.c (operand_equal_for_comparison_p): Use
12648 get_signed_or_unsigned_type instead of
12649 lang_hooks.types.signed_or_unsigned_type.
12650 * expr.c (store_expr): Ditto.
12651 * langhooks.c (get_signed_or_unsigned_type): New.
12652 (lhd_signed_or_unsigned_type): New.
12653 * langhooks.h (lhd_signed_or_unsigned_type): New.
12654 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
12656 2007-03-30 Richard Henderson <rth@redhat.com>
12658 * tree-ssa-loop-ivopts.c: Include target.h.
12659 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
12660 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
12661 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
12662 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
12664 2007-03-30 Richard Henderson <rth@redhat.com>
12665 Kai Tietz <kai.tietz@onevision.com>
12667 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
12668 default for 64-bit.
12669 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
12670 (TARGET_64BIT_MS_ABI): New.
12671 (DBX_REGISTER_NUMBER): Handle 64-bit.
12672 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
12673 (LONG_TYPE_SIZE): Force to 32.
12674 (REG_PARM_STACK_SPACE): New.
12675 (OUTGOING_REG_PARM_STACK_SPACE): New.
12676 (REGPARM_MAX, SSE_REGPARM_MAX): New.
12677 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
12678 (STACK_BOUNDARY): Use 128 for 64-bit.
12679 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
12680 Add 64-bit implementation.
12681 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
12683 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
12684 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
12685 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
12686 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
12687 (ix86_handle_cconv_attribute): Don't warn when ignoring if
12688 TARGET_64BIT_MS_ABI.
12689 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
12690 (ix86_pass_by_reference): Likewise.
12691 (ix86_function_value_regno_p): Likewise.
12692 (ix86_build_builtin_va_list): Likewise.
12693 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
12694 (function_arg_advance_ms_64): New.
12695 (function_arg_advance): Call it.
12696 (function_arg_ms_64): New.
12697 (function_arg): Call it.
12698 (function_value_ms_64): New.
12699 (ix86_function_value_1): Call it.
12700 (return_in_memory_ms_64): New.
12701 (ix86_return_in_memory): Call it.
12702 (setup_incoming_varargs_ms_64): New.
12703 (ix86_setup_incoming_varargs): Call it.
12704 (ix86_expand_prologue): Handle 64-bit stack probing.
12705 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
12706 (output_pic_addr_const): Likewise.
12707 (x86_this_parameter): Likewise.
12708 (x86_output_mi_thunk): Likewise.
12709 (x86_function_profiler): Likewise.
12710 (TARGET_STRICT_ARGUMENT_NAMING): New.
12711 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
12712 (TARGET_64BIT_MS_ABI): New.
12713 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
12714 * config/i386/i386.md (allocate_stack_worker): Remove.
12715 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
12716 describe the clobber of eax without a match_scratch.
12717 (allocate_stack_worker_postreload): Remove.
12718 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
12719 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
12720 (allocate_stack_worker_rex64_postreload): Remove.
12721 (allocate_stack): Handle 64-bit.
12722 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
12723 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
12724 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
12725 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
12726 (STANDARD_STARTFILE_PREFIX_1): Likewise.
12727 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
12728 * config.build (x86_64-*-mingw*): New host.
12729 * config.host (x86_64-*-mingw*): New host.
12730 * config.gcc (x86_64-*-mingw*): New target.
12731 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
12733 2007-03-30 Richard Henderson <rth@redhat.com>
12734 Kai Tietz <kai.tietz@onevision.com>
12736 * c-pragma.c (struct def_pragma_macro_value): New.
12737 (struct def_pragma_macro): New.
12738 (pushed_macro_table): New.
12739 (dpm_hash, dpm_eq): New.
12740 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
12741 (init_pragma): Install them.
12742 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
12744 2007-03-30 Anatoly Sokolov <aesok@post.ru>
12746 * config/avr/avr.c (avr_override_options): Clear
12747 'flag_delete_null_pointer_checks'.
12749 2007-03-30 Paolo Carlini <pcarlini@suse.de>
12752 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
12753 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
12754 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
12755 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
12756 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
12757 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
12758 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
12760 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
12762 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
12764 * regmove.c: Move all of pass_stack_adjustments from here...
12765 * combine-stack-adj.c: ...to this new file.
12766 * Makefile.in: Add rules for combine-stack-adj.o.
12768 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
12770 PR tree-optimization/31383
12771 * tree-data-ref.c (affine_function_equal_p): Do not require the
12772 vectors to have the same length.
12774 2007-03-30 Jan Hubicka <jh@suse.cz>
12776 PR middle-end/30700
12777 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
12778 availablility; add more sanity checking; ask varpool only about
12781 2007-03-29 Richard Henderson <rth@redhat.com>
12783 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
12784 to decide, but __SIZEOF_LONG_LONG__.
12786 2007-03-29 Richard Henderson <rth@redhat.com>
12788 * emutls.c (struct __emutls_array): New.
12789 (emutls_destroy): Use it instead of casting element 0 from void*.
12790 (__emutls_get_address): Likewise.
12792 2007-03-29 Richard Henderson <rth@redhat.com>
12794 * varasm.c (initializer_constant_valid_p): Don't deny
12795 DECL_DLLIMPORT_P on functions.
12797 * config/i386/cygming.h: Remove function declarations.
12798 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
12799 (ASM_OUTPUT_LABELREF): Remove.
12800 (COMMON_ASM_OP): Remove.
12801 (ASM_OUTPUT_COMMON): Remove.
12802 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
12803 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
12804 (ASM_DECLARE_FUNCTION_NAME): Likewise.
12805 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
12806 Rename from TARGET_ENCODE_SECTION_INFO.
12807 * config/i386/netware.h: Likewise.
12808 * config/i386/i386-protos.h: Update.
12809 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
12810 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
12811 (legitimate_constant_p): Reject dllimports.
12812 (dllimport_map, get_dllimport_decl): New.
12813 (legitimize_dllimport_symbol): New.
12814 (legitimize_address, ix86_expand_move): Use it.
12815 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
12816 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
12817 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
12818 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
12819 * config/i386/predicates.md (constant_call_address_operand): Only
12820 accept symbols; reject dllimport_p symbols.
12821 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
12822 i386_pe_maybe_record_exported_symbol.
12823 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
12824 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
12825 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
12826 trust the setting of DECL_DLLIMPORT_P.
12827 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
12828 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
12829 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
12830 tidy the argument scanning loop.
12831 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
12832 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
12833 (i386_pe_strip_name_encoding): Remove.
12834 (i386_pe_binds_local_p): New.
12835 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
12836 (i386_pe_output_labelref): Remove.
12837 (i386_pe_asm_output_aligned_decl_common): New.
12838 (i386_pe_maybe_record_exported_symbol): Rename from
12839 i386_pe_record_exported_symbol; check for dllexported symbols.
12841 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
12843 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
12844 add comment explaining why vsnprintf cannot be used.
12846 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
12848 PR tree-optimization/30666
12849 * tree.c (build_complex_type): When creating type names for DWARF2
12850 debug info, create TYPE_DECLs for TYPE_NAME instead of
12852 (build_common_tree_nodes_2): Use build_complex_type when building
12853 predefined complex types, to preserve canonical types.
12855 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
12857 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
12858 (noce_get_alt_condition): Look at it to determine whether to
12859 reverse the condition or not.
12860 (noce_get_condition): Substitute the truth for lies.
12861 (noce_find_if_block): Set the then_else_reversed field.
12863 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
12865 * config/fr30/fr30.md (movdi): Do not accept immediates as the
12866 destination of this insn.
12867 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
12868 than calling gen_rtx_SET directly. Use r0 to hold the value of
12869 'address + 4' rather than a stack based temporary which can be
12870 mis-optimized away.
12872 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
12874 * config/s390/s390.c (s390_secondary_input_reload_class,
12875 s390_secondary_output_reload_class): Functions removed.
12876 (s390_secondary_reload): New function.
12877 (TARGET_SECONDARY_RELOAD): Target macro defined.
12878 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
12879 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
12880 * config/s390/s390.md ("reload_outti", "reload_outdi",
12881 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
12882 "reload_out<mode>"): Expanders removed.
12883 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
12884 "reload<mode>_nonoffmem_out"): Expanders added.
12886 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
12888 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
12889 action if SRC->DEST replacement failed anyway.
12891 2007-03-28 Mike Stump <mrs@apple.com>
12893 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
12894 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
12895 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
12897 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12899 * config.gcc: Accept barcelona as a variant of amdfam10.
12900 * config/i386/i386.c (override_options): Likewise.
12901 * doc/invoke.texi: Likewise.
12903 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
12905 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
12906 offsets for BIT_FIELD_REF and COMPONENT_REF.
12908 2007-03-28 Richard Guenther <rguenther@suse.de>
12910 * tree.c (is_global_var): Move ...
12911 * tree-flow-inline.h (is_global_var): ... here.
12912 * tree.h (is_global_var): Remove declaration.
12914 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
12916 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
12918 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
12919 * config/i386/i386.c (ix86_tune_features): Initialize new
12921 * config/i386/predicates.md (promotable_binary_operator): Use
12922 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
12924 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
12927 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
12929 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
12931 * config/fr30/fr30.md (movsi_internal): Change destination
12932 constraint from m to V and add m to the end.
12934 2007-03-28 Christian Bruel <christian.bruel@st.com>
12936 * config/sh/sh.md (movsi_i): Fix type attribute.
12938 2007-03-28 Christian Bruel <christian.bruel@st.com>
12940 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
12941 (movsf_ie): Likewise.
12943 2007-03-28 Christian Bruel <christian.bruel@st.com>
12945 * config.gcc: Add sh4-300 to multilib.
12946 * config/sh/t-mlib-sh4-300: New file.
12948 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
12950 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
12951 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
12952 fix_trunc<mode>di2.
12953 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
12954 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
12955 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
12956 "fixuns_trunctddi2"): Whitespace fix.
12958 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
12960 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
12961 the definition of struct sh_args.
12962 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
12963 CALL_COOKIE_INT_REG_GET): Likewise.
12965 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
12967 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
12968 transformations are applied successfully.
12970 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
12972 * tree.c (tree_contains_struct): Permit 512 tree codes.
12973 * tree.h (tree_contains_struct): Ditto.
12974 (MAX_TREE_CODES): Ditto.
12975 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
12976 SPARE member to store remaining padding bits.
12978 2007-03-27 Anatoly Sokolov <aesok@post.ru>
12980 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
12983 2007-03-27 Janis Johnson <janis187@us.ibm.com>
12985 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
12986 * configure: Regenerate.
12988 * configure: Regenerate using the correct version of autoconf.
12990 2007-03-27 Anatoly Sokolov <aesok@post.ru>
12992 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
12994 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
12995 regs to "__SP_L__" and "__SP_H__".
12997 2007-03-27 Richard Guenther <rguenther@suse.de>
12999 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
13000 computations with it with a HOST_WIDE_INT variable.
13002 2007-03-26 Mike Stump <mrs@apple.com>
13004 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
13005 objective-c-header, objective-c++-header and objc++-cpp-output
13007 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
13009 2007-03-26 Richard Henderson <rth@redhat.com>
13012 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
13013 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
13014 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
13015 IX86_BUILTIN_PSRLQ128): New.
13016 (ix86_init_mmx_sse_builtins): Add them.
13017 (ix86_expand_builtin): Expand them.
13018 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
13019 operand 2 be TImode.
13020 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
13021 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
13022 _mm_srli_epi64): Mark __B const.
13023 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
13024 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
13025 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
13026 new two-vector shift builtins.
13028 2007-03-26 Ian Lance Taylor <iant@google.com>
13030 PR tree-optimization/31345
13031 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
13032 [+INF, +INF(OVF)] into VARYING.
13034 2007-03-26 Zack Weinberg <zackw@panix.com>
13036 * gengtype-parse.c: New file.
13037 * gengtype-yacc.y: Delete.
13038 * gengtype-lex.l: Don't include gengtype-yacc.h.
13039 Define YY_DECL and yyterminate appropriately for recursive
13040 descent parser. yylval is now a string out-parameter to yylex.
13041 (HWS, EOID): New shorthand.
13042 (IWORD): Add a couple more types.
13043 (yylex): Add a setup stanza. Remove the complex rules for
13044 detecting GTY'ed types and typedefs; replace with simple
13045 keyword detectors. Adjust everything for the changed
13046 definition of yylval. Ignore all pp-directives, not just #define.
13048 (parse_file): Rename yybegin; do not call yyparse.
13050 * gengtype.c (xasprintf): Export again.
13051 (this_file): New. Use everywhere __FILE__ was being used.
13052 (get_lang_bitmap): Special case types defined in gengtype.c.
13053 (do_typedef, new_structure): Suppress definition of certain types.
13054 (new_structure): Improve diagnostics of duplicate definitions.
13055 Make sure location_s is associated with input.h.
13056 (nreverse_pairs, define_location_structures): New functions.
13057 (main): Improve tagging of kludge types. Remove old kludges
13058 for input.h types; use define_location_structures.
13059 * gengtype.h: Update prototypes. Define token codes here.
13060 * Makefile.in: Remove all references to gengtype-yacc.
13061 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
13063 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
13064 add GTY((skip)) to the field that's only conditionally there.
13065 * doc/install.texi: Document that Bison is no longer required
13066 unless building treelang.
13068 * gengtype.c: Don't include gtyp-gen.h.
13069 (srcdir): Declare here.
13070 (base_files, lang_dir_names): Allocate dynamically.
13071 (gt_files, num_gt_files, num_lang_dirs): New globals.
13072 (measure_input_list, read_input_line, read_input_list)
13073 (set_lang_bitmap): New functions.
13074 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
13075 simplify, relying on read_input_list to set up the bitmaps.
13076 (main): Arguments are no longer unused. Check for correct number
13077 of command line arguments, set srcdir and srcdir_len, then call
13078 read_input_list, before doing anything else. No need to worry
13079 about duplicates in main loop.
13080 * configure.ac: Simplify the calculation of all_gtfiles.
13081 Put language tags in there. Don't set or substitute
13082 all_gtfiles_files_langs or all_gtfiles_files_frags.
13083 * Makefile.in: Revamp the way gengtype is invoked, now that it
13084 takes a file on its command line with a much simpler format.
13085 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
13086 (GTFILES): Remove duplicates and C source files.
13087 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
13088 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
13089 * configure: Regenerate.
13091 * gengtype.h: Remove all type definitions to gengtype.c; leave
13092 only definitions of options_p, type_p, and pair_p as opaque
13093 pointers. Update prototypes.
13094 * gengtype.c: Many type definitions moved here from gengtype.h.
13095 Consolidate type definitions at the top of the file.
13096 (xvasprintf): Delete.
13097 (xasprintf): Make static.
13098 (create_nested_pointer_option): Add 'next' parameter.
13099 (create_field_all, create_field_at): New functions.
13100 (create_field): Now a thin wrapper around create_field_all.
13101 (create_optional_field): Rename create_optional_field_ and add
13102 line argument. Original name is now a macro which supplies
13104 (oprintf): Use vsnprintf directly.
13105 (close_output_files): Use fatal rather than perror/exit.
13106 (note_def_vec, note_def_vec_alloc): Use create_field_at.
13107 (main): Set progname. Don't use exit.
13108 * gengtype-yacc.y (struct_fields): Use create_field_at.
13109 (option, optionseqopt): Delete.
13110 (optionseq): Consolidate productions from option here so we
13111 can use the first argument to create_option.
13113 * gengtype-lex.l: Distinguish unions from structures in the
13114 token type. Don't call find_structure; return the tag as a string.
13115 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
13116 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
13117 string. Reorganize typedef_struct production accordingly.
13118 Use create_nested_ptr_option.
13119 * gengtype.c (create_nested_ptr_option): New function.
13120 * gengtype.h: Declare it.
13122 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
13123 (string_type): Don't declare.
13124 (do_scalar_typedef): Declare.
13125 (create_scalar_type): Update prototype.
13126 * gengtype.c (string_type): Make static.
13127 (scalar_nonchar, scalar_char): New.
13128 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
13129 (resolve_typedef): Use scalar_nonchar for error recovery.
13130 (create_scalar_type): Remove name_len field. Return scalar_char
13131 or scalar_nonchar as appropriate.
13132 (adjust_field_type): Look at scalar_is_char boolean to decide whether
13133 to use string_type.
13134 (throughout): Use scalar_nonchar instead of calling
13135 create_scalar_type, whenever possible.
13136 (main): Initialize scalar_char and scalar_nonchar before calling
13138 * gengtype-lex.l: Adjust for removal of second argument to
13139 create_scalar_type. Use yylval.s instead of yylval.t when
13141 * gengtype-yacc.y: Type of SCALAR is string. Call
13142 create_scalar_type from type:SCALAR rule. Adjust for removal of
13143 second argument to create_scalar_type.
13145 * vec.h: Remove all #if IN_GENGTYPE blocks.
13146 Add comment saying that changes may require adjustments to gengtype.
13147 * gengtype.c: Don't include coretypes.h or tm.h.
13148 Add comment to inclusion of errors.h.
13149 (note_def_vec, note_def_vec_alloc): New functions.
13150 * gengtype.h: Declare new functions.
13151 * gengtype-lex.l: Don't include coretypes.h.
13152 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
13154 (update_lineno): Remove unnecessary prototype.
13155 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
13156 (VEC rule): Just return VEC_TOKEN.
13157 * gengtype-yacc.y (VEC_TOKEN): New token type.
13158 (type): Add a production for VEC(a,b).
13159 * Makefile.in: Update dependencies.
13161 * gengtype-lex.l: Remove rules for parsing pointer-to-function
13162 typedefs that use the old PARAMS macro.
13164 * gengtype-lex.l: Remove all rules and states relating to yacc
13166 * gengtype-yacc.y: Similarly.
13167 * gengtype.c (note_yacc_type): Delete function.
13168 * gengtype.h: Update prototypes.
13170 2007-03-26 Joseph Myers <joseph@codesourcery.com>
13172 * tree-pretty-print.c (dump_generic_node): Report precision of
13173 unnamed integer types.
13175 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
13177 * ifcvt.c (noce_try_store_flag_constants): Don't check
13178 no_new_pseudos here.
13179 (noce_try_store_flag_constants): Don't check no_new_pseudos.
13180 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
13181 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
13182 noce_try_sign_mask): Likewise.
13183 (if_convert): Check no_new_pseudos here.
13185 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
13187 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
13188 (noce_get_condition): Handle new then_else_reversed argument.
13189 (noce_init_if_info): Remove, fold into noce_find_if_block.
13190 (noce_process_if_block): Take a struct noce_if_info as the
13191 argument. Don't set up one based on ce_if_info. Update pointer
13192 references accordingly.
13193 (cond_move_process_if_block): Likewise.
13194 (process_if_block): Removed.
13195 (find_if_block): Removed. Move functionality two new functions,
13196 noce_find_if_block and cond_exec_find_if_block.
13197 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
13198 blocks and the symmetric IF-ELSE-JOIN case.
13199 (cond_exec_find_if_block): Also new function mostly based on old
13200 find_if_block and process_if_block.
13201 (find_if_header): Replace find_if_block call with separately
13202 guarded calls to noce_find_if_block and cond_exec_find_if_block.
13203 (find_cond_trap): Update noce_get_condition call.
13204 (dead_or_predicable): Likewise.
13206 2007-03-26 Jakub Jelinek <jakub@redhat.com>
13208 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
13210 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
13211 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
13212 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
13213 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
13214 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
13215 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
13216 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
13217 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
13218 __builtin_ia32_psrad128 builtins.
13220 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
13222 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
13223 * config/i386/constraints.md
13224 (define_constraint "I"): Use IN_RANGE macro.
13225 (define_constraint "J"): Ditto.
13226 (define_constraint "K"): Ditto.
13227 (define_constraint "M"): Ditto.
13228 (define_constraint "N"): Ditto.
13229 (define_constraint "O"): Ditto.
13230 * config/i386/predicates.md
13231 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
13232 (define_predicate "const_0_to_3_operand"): Ditto.
13233 (define_predicate "const_0_to_7_operand"): Ditto.
13234 (define_predicate "const_0_to_15_operand"): Ditto.
13235 (define_predicate "const_0_to_63_operand"): Ditto.
13236 (define_predicate "const_0_to_255_operand"): Ditto.
13237 (define_predicate "const_1_to_31_operand"): Ditto.
13238 (define_predicate "const_2_to_3_operand"): Ditto.
13239 (define_predicate "const_4_to_7_operand"): Ditto.
13241 2007-03-25 David Edelsohn <edelsohn@gnu.org>
13243 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
13244 in SImode for save_world.
13245 * config/rs6000/altivec.md (save_world, restore_world): Convert to
13248 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
13250 PR tree-optimization/30784
13251 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
13254 2007-03-25 Revital Eres <eres@il.ibm.com>
13256 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
13257 Fold movement_possibility function into it.
13259 2007-03-25 David Edelsohn <edelsohn@gnu.org>
13261 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
13262 (load_macho_picbase_{si,di}): Convert to LR hard reg.
13263 (call_indirect_nonlocal_darwin64): Same.
13264 (call_nonlocal_darwin64): Same.
13265 (call_value_indirect_nonlocal_darwin64): Same.
13266 (call_value_nonlocal_darwin64): Same.
13267 (sibcall_nonlocal_darwin64): Same.
13268 (sibcall_value_nonlocal_darwin64): Same.
13269 (sibcall_symbolic_64): Same.
13270 (sibcall_value_symbolic_64): Same.
13271 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
13273 (rs6000_emit_load_toc_table): Same.
13274 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
13275 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
13277 (divss_call): Same.
13278 (divus_call): Same.
13279 (quoss_call): Same.
13280 (quous_call): Same.
13281 (load_toc_v4_pic_si): Same
13282 (load_toc_v4_PIC_1): Same.
13283 (load_toc_v4_PIC_1b): Same.
13284 (call_indirect_aix{32,64}): Same.
13285 (call_value_indirect_aix{32,64}): Same.
13287 (call_value): Same.
13288 (call_local{32,64}): Same.
13289 (call_value_local{32,64}): Same.
13290 (call_indirect_nonlocal_aix{32,64}): Same.
13291 (call_nonlocal_aix{32,64}): Same.
13292 (call_value_indirect_nonlocal_aix{32,64}): Same.
13293 (call_value_nonlocal_aix{32,64}): Same.
13294 (call_indirect_nonlocal_sysv<mode>): Same.
13295 (call_nonlocal_sysv<mode>): Same.
13296 (call_value_indirect_nonlocal_sysv<mode>): Same.
13297 (call_value_nonlocal_sysv<mode>): Same.
13299 (sibcall_local{32,64}): Same.
13300 (sibcall_value_local{32,64}): Same.
13301 (sibcall_nonlocal_aix{32,64}): Same.
13302 (sibcall_value_nonlocal_aix{32,64}): Same.
13303 (sibcall_nonlocal_sysv<mode>): Same.
13304 (sibcall_value): Same.
13305 (sibcall_value_nonlocal_sysv<mode>): Same.
13307 2007-03-24 Paul Brook <paul@codesourcery.com>
13309 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
13310 * config/arm/linux-eabi.h: Remove legacy syscall hack.
13312 2007-03-24 Richard Henderson <rth@redhat.com>
13314 * config/ia64/constraints.md: New file.
13315 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
13316 satisfies_constraint_?.
13317 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
13318 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
13319 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
13320 ia64_output_mi_thunk): Likewise.
13321 (ia64_const_ok_for_letter_p): Remove.
13322 (ia64_const_double_ok_for_letter_p): Remove.
13323 (ia64_extra_constraint): Remove.
13324 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
13325 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
13326 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
13327 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
13328 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
13329 EXTRA_MEMORY_CONSTRAINT): Remove.
13330 * config/ia64/ia64.md: Include constriants.md. Replace
13331 CONST_OK_FOR_? with satisfies_constraint_?.
13333 2007-03-23 Michael Meissner <michael.meissner@amd.com>
13334 H.J. Lu <hongjiu.lu@intel.com>
13336 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
13338 (name macros): Use DPD_BID_NAME to convert names properly.
13340 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
13341 decimal floating point format.
13342 (init_floating_libfuncs): Change decimal functions so that they
13343 have a "bid_" prefix if the decimal system uses the BID format,
13344 and "dpd_" prefix if the decimal system uses the DPD format.
13345 (init_interclass_conv_libfuncs): Ditto.
13346 (init_intraclass_conv_libfuncs): Ditto.
13348 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
13349 using the BID format.
13351 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
13352 whether we are using the BID decimal format.
13353 * configure: Regenerate.
13355 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
13356 the compiler has decimal floating point enabled. Define
13357 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
13360 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
13361 using the BID format.
13363 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
13364 whether we are using the BID decimal format.
13365 * configure: Regenerate.
13367 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
13368 the compiler has decimal floating point enabled. Define
13369 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
13372 * doc/install.texi (--enable-decimal-float): Document BID and DPD
13373 options, and that it is enabled for i386/x86_64 systems.
13375 * Makefile.in (enable_decimal_float): New.
13377 (DECNUMINC): Add -I$(DECNUMFMT).
13378 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
13379 to $(DECNUMFMT) from $(DECNUM).
13381 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
13382 Substitute enable_decimal_float.
13383 * configure: Regenerated.
13386 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
13389 * configure.ac: Enable decimal float for x86_64-*-linux*.
13390 * configure: Regenerated.
13393 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
13394 decimal128ClearSign to flip and clear the sign bit in decimal128.
13395 (decimal_real_maxval): Set decimal128SetSign to set the sign
13398 2007-03-23 Ian Lance Taylor <iant@google.com>
13400 * fold-const.c (fold_binary): Correct warning for X - c >= X.
13402 2007-03-23 Ian Lance Taylor <iant@google.com>
13404 * tree-dump.c (dump_files): Correct comment.
13406 2007-03-23 Ian Lance Taylor <iant@google.com>
13408 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
13410 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
13412 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
13413 in cfglayout mode. Don't go into and out of cfglayout mode.
13414 Link the blocks in the order of the constructed traces.
13415 (rest_of_handle_tracer): Adjust call to tracer.
13416 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
13417 Don't go into cfglayout mode.
13418 (rtl_loop_done): Don't go out of cfglayout mode.
13419 * cfglayout.c (relink_block_chain): New function, split out from...
13420 (fixup_reorder_chain): ...here. Remove redundant checking.
13421 (cfg_layout_finalize): Don't clear the header, footer, and aux
13422 fields here, move the code to do so to relink_block_chain. Likewise
13423 for free_original_copy_tables.
13424 * rtl.h (tracer): Update prototype.
13425 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
13426 Assert we are in cfglayout mode. Don't go into and out of cfglayout
13427 mode. Use relink_block_chain to serialize the CFG according to the
13428 new basic block order. Move targetm.cannot_modify_jumps_p check from
13430 (gate_handle_reorder_blocks): ...to here.
13431 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
13433 (gate_duplicate_computed_gotos): ...to here.
13434 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
13435 something always changes when going into and out of cfglayout mode.
13436 Perform an expensive cfg cleanup while going into cfglayout mode.
13437 Always update liveness information on HAVE_conditional_execution
13438 targets. Reserialize the basic blocks and go out of cfglayout mode.
13439 * reg-stack.c: Include cfglayout.h.
13440 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
13441 the call to reorder_basic_blocks.
13442 * basic-block.h (reorder_basic_blocks): Update prototype.
13443 (relink_block_chain): New prototype.
13444 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
13446 2007-03-23 Joseph Myers <joseph@codesourcery.com>
13448 * config/mips/mips.md (type, hazard, *movdi_32bit,
13449 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
13450 *movhi_internal, *movqi_internal, *movsf_hardfloat,
13451 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
13452 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
13453 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
13455 (movcc): Change first xfer to multi.
13456 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
13457 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
13458 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
13459 config/mips/generic.md: Change reservations using "xfer" to use
13461 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
13462 using match_operand.
13463 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
13464 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
13466 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
13468 2007-03-22 Richard Henderson <rth@redhat.com>
13470 * config/i386/i386.c: Remove unnecessary function declarations.
13471 Move targetm definition, and all related macros, to the end of
13472 the file. Resort some functions to put definitions before uses.
13473 (ix86_attribute_table): Make static. Move to end of file.
13474 (ix86_gimplify_va_arg): Make static.
13476 2007-03-22 Richard Henderson <rth@redhat.com>
13478 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
13479 don't increase local_regparm with force_align_arg_pointer check.
13480 (ix86_function_sseregparm): Assert 32-bit.
13481 (type_has_variadic_args_p): New.
13482 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
13483 type_has_variadic_args_p.
13484 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
13485 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
13486 use memset instead. Do maybe_vaarg check first; skip attribute
13487 tests if true; skip attribute tests for 64-bit.
13488 (construct_container): Remove TARGET_DEBUG_ARG.
13489 (function_arg_advance_32, function_arg_advance_64): Split out ...
13490 (function_arg_advance): ... from here.
13491 (function_arg_32, function_arg_64): Split out ...
13492 (function_arg): ... from here.
13493 (ix86_pass_by_reference): Tidy.
13494 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
13495 (function_value_32): New, from parts of ix86_function_value
13496 and ix86_value_regno.
13497 (function_value_64): New, from parts of ix86_function_value
13498 and ix86_libcall_value.
13499 (ix86_function_value_1): New.
13500 (ix86_function_value, ix86_libcall_value): Use it.
13501 (return_in_memory_32, return_in_memory_64): Split out ...
13502 (ix86_return_in_memory): ... from here.
13503 (ix86_struct_value_rtx): Skip for 64-bit.
13504 (ix86_libcall_value, ix86_value_regno): Remove.
13505 (setup_incoming_varargs_64): Split out ...
13506 (ix86_setup_incoming_varargs): ... from here.
13507 (ix86_va_start): Remove TARGET_DEBUG_ARG.
13508 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
13509 * config/i386/i386-protos.h (ix86_function_value): Remove.
13510 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
13512 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13515 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
13516 infinities not supported, otherwise emit warning if -Woverflow. On
13517 underflow, emit warning if -Woverflow.
13518 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
13520 * real.h (real_from_string): Update declaration
13522 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
13523 Richard Henderson <rth@redhat.com>
13525 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
13526 * calls.c (compute_argument_block_size, expand_call,
13527 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
13528 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
13529 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
13530 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
13531 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
13532 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
13533 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
13534 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
13537 2007-03-22 Joseph Myers <joseph@codesourcery.com>
13539 * c-incpath.c (add_sysroot_to_chain): New.
13540 (merge_include_chains): Add sysroot argument. Call
13541 add_sysroot_to_chain if sysrooted.
13542 (register_include_chains): Update call to merge_include_chains.
13543 * doc/cppopts.texi: Document use of '=' in include directory
13546 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
13548 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
13549 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
13550 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
13551 insn pattern using X87MODEF12 mode macro.
13553 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
13555 * regmove.c (regmove_optimize): Use reg_mentioned_p
13556 instead of reg_overlap_mentioned_p for DST.
13558 2007-03-21 Mike Stump <mrs@apple.com>
13560 * c.opt: Fixup for Objective-C/C++.
13562 2007-03-21 Steve Ellcey <sje@cup.hp.com>
13564 * explow.c (convert_memory_address): Fold memory reference when
13565 POINTERS_EXTEND_UNSIGNED < 0
13567 2007-03-21 Richard Henderson <rth@redhat.com>
13570 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
13571 * config/i386/mmintrin.h (__m64): Likewise.
13572 * config/i386/xmmintrin.h (__m128): Likewise.
13574 2007-03-21 Richard Sandiford <richard@codesourcery.com>
13576 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
13577 (VXWORKS_OS_CPP_BUILTINS): Define.
13578 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
13579 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
13581 2007-03-21 Richard Sandiford <richard@codesourcery.com>
13583 * rtl.h (constant_pool_reference_p): Delete.
13584 (find_constant_src): Declare.
13585 * rtlanal.c (find_constant_src): New function.
13586 * simplify-rtx.c (constant_pool_reference_p): Delete.
13587 * config/i386/i386.md: Use find_constant_src instead of
13588 constant_pool_reference_p/avoid_constant_pool_reference pairs.
13590 2007-03-21 Richard Sandiford <richard@codesourcery.com>
13592 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
13593 * c-cppbuiltin.c (c_cpp_builtins): Define them.
13595 2007-03-20 Mark Mitchell <mark@codesourcery.com>
13597 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
13598 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
13599 (arm_elf_asm_constructor): Use it.
13600 (arm_elf_asm_destructor): New function.
13602 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
13604 * jump.c (mark_jump_label): Treat SEQUENCE specially.
13606 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
13608 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
13610 2007-03-19 Andrew Haley <aph@redhat.com>
13612 PR tree-optimization/31264
13613 * tree-vrp.c (register_edge_assert_for_1): Don't look though
13614 VIEW_CONVERT_EXPRs.
13616 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
13618 PR rtl-optimization/30907
13619 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
13620 (fwprop_init): Always call loop_optimizer_initialize.
13621 (fwprop_done): Always call loop_optimizer_finalize.
13622 (fwprop): We always have loop info now.
13623 (gate_fwprop_addr): Remove.
13624 (pass_fwprop_addr): Use gate_fwprop as gate.
13626 PR rtl-optimization/30841
13627 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
13628 df_chain_alloc): Call df_reorganize_refs unconditionally.
13629 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
13630 refs_organized to refs_organized_size.
13631 (df_ref_create_structure): Use refs_organized_size instead of
13632 bitmap_size if refs had been organized, and keep refs_organized_size
13634 * df.h (struct df_ref_info): Change refs_organized to
13635 refs_organized_size.
13636 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
13639 2007-03-19 Mark Mitchell <mark@codesourcery.com>
13641 * except.c (output_function_exception_table): Do not reference the
13642 EH personality routine for functions that do not require an
13645 2007-03-20 Jakub Jelinek <jakub@redhat.com>
13648 * c-typeck.c (convert_for_assignment): Call comptypes for
13649 RECORD_TYPE or UNION_TYPE.
13651 PR inline-asm/30505
13652 * reload1.c (reload): Do invalid ASM checking after
13653 cleanup_subreg_operands.
13655 2007-03-19 Jeff Law <law@redhat.com>
13657 * tree-cfg.c (find_taken_edge): Tighten conditions for
13658 optimizing computed gotos.
13660 2007-03-19 Michael Matz <matz@suse.de>
13662 * builtins.c (expand_builtin_sync_operation,
13663 expand_builtin_compare_and_swap,
13664 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
13667 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
13668 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
13671 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13673 * doc/tm.texi: Add brackets around the return type of
13674 TARGET_SECONDARY_RELOAD.
13676 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13677 Richard Guenther <rguenther@suse.de>
13679 PR tree-optimization/31254
13680 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
13681 Use handled_component_p () where appropriate. Continue
13682 propagating into the rhs if we propagated into an INDIRECT_REF
13685 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13687 * config/s390/s390.md (op_type attribute): RRR instruction type added.
13688 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
13689 (xde, xdee): Mode attributes adjusted to support DFP modes.
13690 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
13691 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
13692 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
13693 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
13694 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
13695 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
13696 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
13698 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
13699 "movsf"): Insn definitions removed.
13700 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
13701 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
13702 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
13704 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
13705 "reload_in<mode>", "reload_out<mode>"): Expander added.
13706 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
13709 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13711 * config/s390/s390.md: Only non-functional changes. Renamed
13712 FPR mode macro to BFP all over the file.
13714 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13716 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
13717 (op_type attribute): RRF instruction type added.
13718 (fT0): New mode attribute.
13719 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
13720 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
13721 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
13722 instruction no secondary memory is needed when moving DFmode values
13723 between GPRs and FPRs.
13725 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13727 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
13728 inverted and documentation adjusted.
13729 ("mhard-dfp", "msoft-dfp"): New options.
13730 * config/s390/s390.c (s390_handle_arch_option): New architecture
13732 (override_options): Sanity checks for the new options added.
13733 * config.gcc: New architecture switch: z9-ec.
13734 * config/s390/s390.h (processor_flags): PF_DFP added.
13735 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
13736 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
13737 when the bit is NOT set so remove it from the defaults.
13739 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13741 * genemit.c (main): Print include statement for dfp.h.
13742 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
13745 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
13747 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
13749 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
13752 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
13753 instead of PATTERN.
13755 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13757 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
13758 attr_length_call, output_call, output_indirect_call): Cleanup
13759 formatting of targetm calls.
13761 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
13763 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
13765 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13767 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
13768 reservation, bypass and anti-bypass descriptions for these
13769 instructions. Update move patterns.
13770 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
13773 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
13775 * tree-vect-transform.c (get_initial_def_for_induction): Replace
13776 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
13777 (get_initial_def_for_reduction): Likewise.
13779 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
13781 Fix PR tree-optimization/29922
13782 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
13783 (get_representative): Removed.
13784 (value_dies_in_block_x): Update for rvuse removal.
13785 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
13786 (compute_antic_aux): Handle when PHI nodes appear in
13787 non-single-successors.
13788 (dump_bitmap_of_names): Removed.
13789 (compute_antic_safe): Renamed and removed rvuse calculation.
13790 Calculate only antic safe.
13791 (insert_into_preds_of_block): Remove assert.
13792 (execute_pre): Update for renamed functions.
13793 (defer_or_phi_translate_block): New function.
13795 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
13797 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
13798 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
13800 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
13801 Follow spelling conventions.
13803 * tree-data-ref.h: Remove the prototype for analyze_array.
13805 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
13807 PR tree-optimization/31041
13808 * tree-vect-transform.c (get_initial_def_for_induction): Call
13809 force_gimple_operand.
13811 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
13813 * ipa-type-escape.c (look_for_casts) : Revert code to use
13814 handled_component_p due to ada test a-numaux.adb.
13816 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
13818 * final.c (final_scan_insn): Alter the condition of a
13819 conditional trap if we have nonstandard CC.
13821 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
13823 * configure.ac: Remove excess quoting from asm line 0 test.
13824 * configure: Rebuilt.
13826 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13828 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
13829 * c-common.c (convert_and_check): Move warning logic to...
13830 (warnings_for_convert_and_check): ...here. Define.
13831 * c-common.h (warnings_for_convert_and_check): Declare.
13833 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13835 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
13836 (output_call): Likewise.
13838 2007-03-16 Richard Sandiford <richard@codesourcery.com>
13840 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
13842 2007-03-16 Richard Sandiford <richard@codesourcery.com>
13844 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
13846 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
13848 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
13849 opteron, athlon-64 and athlon-fx processor_alias_table entries.
13851 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
13853 PR tree-optimization/31183
13854 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
13855 Use double_int instead of unsigned int for representing access_strides.
13856 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
13858 2007-03-16 Richard Guenther <rguenther@suse.de>
13860 PR tree-optimization/31146
13861 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
13862 to allow recursion of forward_propagate_addr_expr.
13863 (forward_propagate_addr_into_variable_array_index): Likewise.
13864 (forward_propagate_addr_expr): Likewise.
13865 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13866 (forward_propagate_addr_expr_1): Recurse on simple copies
13867 instead of propagating into them. Do so for useless conversions
13869 (forward_propagate_addr_expr): Clean up unused statements after
13872 2007-03-16 Richard Guenther <rguenther@suse.de>
13874 * builtins.c (expand_builtin_cexpi): Use the right argument
13875 for the expansion via cexp.
13877 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
13879 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
13880 * configure: Rebuilt.
13882 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
13885 * dwarf2out.c (force_type_die): Adjust comment.
13886 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
13888 2007-03-15 DJ Delorie <dj@redhat.com>
13890 * config/frv/predicates.md (minmax_operator): Don't check operands
13893 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
13895 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
13896 Update constant estimates of number of iterations.
13897 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
13898 argument renamed to "realistic".
13899 (compute_estimated_nb_iterations): Removed.
13900 (record_niter_bound): New function.
13901 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
13902 call record_nonwrapping_iv with upper = false.
13903 (infer_loop_bounds_from_signedness): Pass upper argument to
13904 record_nonwrapping_iv.
13905 (estimate_numbers_of_iterations_loop): Do not call
13906 compute_estimated_nb_iterations. Record estimate based on profile
13907 information. Initialize the constant estimates of number of
13909 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
13911 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
13912 number of iterations is too small.
13913 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
13914 (EST_NOT_AVAILABLE): Removed.
13915 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
13916 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
13919 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
13921 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
13922 Handle NE_EXPR guards.
13924 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13927 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
13928 Set also -pedantic-errors by default for the preprocessor unless
13929 -fpermissive is given.
13931 2007-03-15 Richard Guenther <rguenther@suse.de>
13933 PR middle-end/29719
13934 PR middle-end/31161
13935 * builtins.c (expand_builtin_cexpi): As a fallback if we
13936 don't have builtins for sincos or cexp create a function
13937 declaration for cexp and expand to a call to that.
13938 (expand_builtin_int_roundingfn): Always fall
13939 back to floor/ceil and its variants even if they may be
13942 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
13944 PR middle-end/31159
13945 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
13946 jump tables, move the call to delete_dead_jumptables from here...
13947 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
13948 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
13949 don't allow merging of blocks that try_redirect_by_replacing_jump
13950 also does not handle when not optimizing.
13952 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
13953 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13955 * config/i386/i386.md (x86_sahf_1): Correctly handle
13958 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
13961 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
13962 x86_64_general_operand as operand[2] predicate. Remove "iF"
13963 from operand constraints and use "e" constraint instead.
13964 (*subti3_1, *subti3_1 splitter): Ditto.
13965 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
13966 operand[1] predicate.
13968 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
13970 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
13971 arrays, multiply the access strides by the size of the sub-array.
13972 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
13974 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
13976 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
13977 the configured assembler supports the sahf mnemonic.
13978 * configure: Regenerate.
13979 * config.in: Regenerate.
13981 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
13982 emit "sahf" or ".byte\t0x9e" as asm template.
13984 2007-03-14 Michael Meissner <michael.meissner@amd.com>
13987 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
13988 option to replace hard coded TARGET_xxx in md file.
13989 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
13990 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
13991 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
13992 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
13993 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
13994 (X86_TUNE_NOT_VECTORMODE): Ditto.
13995 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
13996 (TUNE_AVOID_VECTOR_DECODE): Ditto.
13997 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
13998 (TUNE_SLOW_IMUL_IMM8): Ditto.
13999 (TUNE_MOVE_M1_VIA_OR): Ditto.
14000 (TUNE_NOT_UNPAIRABLE): Ditto.
14001 (TUNE_NOT_VECTORMODE): Ditto.
14003 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
14006 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
14007 tuning options instead of hard coded TARGET_xxx.
14008 (fix ssemode peephole2's): Ditto.
14009 (imul peephole2's): Ditto.
14011 (movdi_or_rex64): Ditto.
14012 (move peephole2): Ditto.
14013 (not peephole2's): Ditto.
14015 2007-03-14 Dirk Mueller <dmueller@suse.de>
14017 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
14018 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
14019 * c-parser.c (c_parser_if_body): Always add an empty statement in case
14021 * c-parser.c (c_parser_do_statement): Warn about empty body in
14022 do/while statement.
14023 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
14024 * doc/invoke.texi (-Wempty-body): Update documentation.
14026 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14029 * c-common.h (warn_for_div_by_zero): Declare.
14030 * c-common.c (warn_for_div_by_zero): Define.
14031 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
14034 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14036 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
14037 to PREFIX and STANDARD_PREFIX.
14039 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14040 Phil Edwards <phil@codesourcery.com>
14042 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
14043 (__gthread_once_t): Remove busy field for RTPs.
14044 (__GTHREAD_ONCE_INIT): Update accordingly.
14046 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14048 * doc/invoke.texi: Document VxWorks options.
14050 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
14052 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
14054 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
14056 PR tree-optimization/30590
14057 * tree-nrv.c (tree_nrv): Check for the partial update of the
14060 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
14062 * flags.h (flag_random_seed): Remove declaration, in favor of...
14063 * toplev.h (get_random_seed, set_random_seed): ... these.
14064 * tree.c (get_file_function_name): Use the former.
14065 * opts.c (common_handle_option): Use the latter.
14068 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
14070 PR middle-end/31127
14071 * cse.c (cse_find_path): Do not bail out if a basic block that
14072 we already visited now becomes part of a path that starts at a
14073 different basic block. Just disallow this, to make sure we
14074 visit each basic block at most once.
14076 2007-03-13 Jan Hubicka <jh@suse.cz>
14078 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
14079 attributes, when profile esitmate is present, calls with very low
14080 frequency are cold.
14082 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
14084 PR tree-optimization/30730
14085 PR tree-optimization/26900
14086 * tree-ssa-loop-niter.c: Include gmp.h.
14087 (bounds): New type.
14088 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
14089 split_to_var_and_offset, determine_value_range,
14090 bound_difference_of_offsetted_base, refine_bounds_using_guard,
14091 bound_difference, bounds_add, bounds_negate,
14092 number_of_iterations_ne_max, dump_affine_iv): New functions.
14093 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
14094 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
14095 difference of initial and final value of control iv to validate
14097 (number_of_iterations_cond): Add loop parameter. Determine bounds
14098 on the difference of the extremes of the control iv. Add dumps.
14099 (expand_simple_operations): Handle phi nodes.
14100 (simplify_using_initial_conditions): Do not record used conditions.
14101 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
14102 Do not set additional_info.
14103 (implies_nonnegative_p, implies_ge_p): Removed.
14104 (derive_constant_upper_bound): Do not use parameter `additional'.
14105 (record_estimate): Parameter `additional' removed. Parameter
14106 `i_bound' added. Do not call derive_constant_upper_bound.
14107 (record_nonwrapping_iv): Use derive_constant_upper_bound to
14108 bound the number of iterations estimate.
14109 (estimate_numbers_of_iterations_loop): Pass the estimate from
14110 the number of iterations analysis to record_estimate.
14111 * tree.h (multiple_of_p): Declare.
14112 * tree-scalar-evolution.c (expression_expensive_p): Removed.
14113 (scev_const_prop): Do not check expression_expensive_p.
14114 * fold-const.c (multiple_of_p): Exported.
14115 * double-int.c (double_int_mask): Exported.
14116 * double-int.h (double_int_mask): Declare.
14117 * tree-flow.h (struct tree_niter_desc): Removed additional_info
14118 field. Added max field.
14120 2007-03-13 David Taylor <taylor@candd.org>
14123 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
14126 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14129 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
14130 two unamed patterns.
14132 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
14134 * config/i386/i386.opt (mcx16, msahf): New options.
14135 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
14136 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
14138 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
14139 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
14140 Output -mcx16 and -msahf options when corresponding bit is set.
14142 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
14143 and -msahf options.
14145 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
14147 * configure.ac: Test for assembler tolerance to # 0 "".
14148 * configure, config.in: Rebuilt.
14149 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
14151 2007-03-13 Geoffrey Keating <geoffk@apple.com>
14153 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
14155 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
14156 (handle_syscall): Handle direct system calls.
14157 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
14159 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
14161 * doc/invoke.texi: Fix cpp.info cross-reference.
14162 * doc/passes.texi: Fix gcc.info cross-reference.
14164 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
14166 PR tree-optimization/30835
14167 * lambda-code.c (can_convert_to_perfect_nest): Check whether
14168 bb_for_stmt is not NULL before accessing it.
14170 2007-03-12 Joseph Myers <joseph@codesourcery.com>
14172 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
14175 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
14178 * doc/install.texi: Document --enable-stage1-languages
14180 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
14182 * tree-pass.h (pass_into_cfg_layout_mode,
14183 pass_outof_cfg_layout_mode): Declare.
14184 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
14185 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
14186 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
14187 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
14189 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
14191 * c-decl.c (warn_variable_length_array): New function.
14192 Refactored from grokdeclarator to handle warn_vla
14193 and handle unnamed array case.
14194 (grokdeclarator): Refactored VLA warning case.
14195 * c.opt (Wvla): New flag.
14196 * doc/invoke.texi (Wvla): New warning.
14198 2007-03-12 Richard Henderson <rth@redhat.com>
14200 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
14201 (TARGET_SECTION_TYPE_FLAGS): New.
14203 2007-03-12 Richard Henderson <rth@redhat.com>
14205 * config/darwin.c (machopic_reloc_rw_mask): New.
14206 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
14207 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
14209 2007-03-12 Mark Mitchell <mark@codesourcery.com>
14211 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
14212 * cppdefault.h (cpp_PREFIX): Document.
14213 (cpp_PREFIX_len): Likewise.
14214 (cpp_EXEC_PREFIX): New variable.
14215 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
14216 * c-incpath.c (add_standard_paths): Correct logic for relocating
14217 paths within prefix.
14219 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
14221 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
14222 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
14224 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
14225 fix_truncdfdi_sse using SSEMODEF mode macro.
14226 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
14227 fix_truncdfsi_sse using SSEMODEF mode macro.
14228 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
14229 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
14231 2007-03-12 Richard Sandiford <richard@codesourcery.com>
14233 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
14234 elfos.h to tm_file.
14236 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
14238 * tree.h : Add multiple_of_p declaration.
14239 * fold-const.c (multiple_of_p): Make multiple_of_p public.
14240 * ipa-type-escape.c (results_of_malloc): Redundant.
14241 (visited_stmts): New. Visited stmt for walk_use_def_chains.
14242 (cast_type): Extended with new members.
14243 (check_cast): Returns cast_type.
14244 (cast): New structure for data of walk_use_def_chains.
14245 (is_malloc_result, is_cast_from_non_pointer_1,
14246 is_cast_from_non_pointer,
14247 is_array_access_through_pointer_and_index): New functions.
14248 (look_for_casts): Returns cast types.
14249 (check_call): Returns void.
14250 (okay_pointer_operation): Use support of pointer plus index,
14251 pointer plus constant and allow all multiplications.
14253 2007-03-11 Richard Guenther <rguenther@suse.de>
14255 PR tree-optimization/31115
14256 * tree-vrp.c (extract_range_from_binary_expr): Make sure
14257 the shift count is positive and non-anti-range for RSHIFT_EXPR.
14258 A shift count of zero is not special as with *_DIV_EXPR.
14259 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
14262 2007-03-11 Ian Lance Taylor <iant@google.com>
14264 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
14265 the *_DIV_EXPR codes correctly with overflow infinities.
14267 2007-03-11 Ira Rosen <irar@il.ibm.com>
14269 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
14270 indicate success/failure of the analysis. Add negation to subtrahend
14271 in case of subtraction. Fail if both operands contain constants.
14272 (create_data_ref): Fail if analyze_offset fails.
14274 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
14276 * config/i386/i386.md (frndintxf2): Rename to ...
14277 (rintxf2): ... this. Remove expander having same name.
14278 (rintsf2, rintdf2): Implement using SSEMODEF macro.
14279 (roundsf2, rounddf2): Ditto.
14280 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
14281 (lround<mode>di2, lround<mode>si2): Ditto.
14283 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
14285 * lower-subreg.c: Include except.h.
14286 (decompose_multiword_subregs): Verify that the only control flow
14287 insns we can split are loads to multi-words pseudos.
14288 Handle breaking such blocks after splitting, instead of calling
14289 find_many_sub_basic_blocks.
14291 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
14292 on the new basic block. Add a lengthy comment explaining why we
14293 thought this was necessary.
14294 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
14296 2007-03-10 Mark Mitchell <mark@codesourcery.com>
14299 * tree.c (walk_type_fields): Recurse into the element type of
14300 ARRAY_TYPEs if there is a pointer set.
14302 2007-03-10 Dirk Mueller <dmueller@suse.de>
14304 * c-common.c (warn_logical_operator): Fix condition.
14306 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
14308 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
14310 * config/darwin.c (machopic_select_section): Remove superfluous
14311 argument in call to categorize_decl_for_section. Remove unused
14314 2007-03-10 Joseph Myers <joseph@codesourcery.com>
14316 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
14318 * configure: Regenerate.
14320 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
14323 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
14324 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
14325 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
14326 Add LABEL_NUSES to emitted label.
14327 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
14328 branch probability value to emitted jump insn.
14329 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
14330 Do not check life information and do not re-arrange input operands
14331 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
14333 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
14335 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
14336 the change of decode_asm_operands.
14338 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
14340 * mode-switching.c (create_pre_exit): Skip blockage insn.
14342 2007-03-09 Diego Novillo <dnovillo@redhat.com>
14344 * tree-pass.h (TODO_update_smt_usage): Remove.
14346 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14350 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14352 * pa.c (attr_length_call): Revise condition for long
14353 pc-relative branch.
14354 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
14355 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
14356 sequence on SOM target.
14358 2007-03-09 Geoffrey Keating <geoffk@apple.com>
14360 * gcc.c: Document %{, in big comment at top.
14361 (input_suffix_matches): Remove special handling for .s and
14363 (input_spec_matches): New.
14364 (handle_braces): Handle %{,.
14365 (validate_switches): ',' indicates a value which is not a switch.
14366 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
14367 to detect assembler input.
14368 * config/i386/sol2.h (CPP_SPEC): Likewise.
14369 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
14370 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
14371 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
14372 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
14373 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
14374 -m64 causes deployment target to default to 10.5.
14375 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14377 2007-03-09 Richard Henderson <rth@redhat.com>
14380 * target.h (targetm.asm.out.reloc_rw_mask): New.
14381 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
14382 (TARGET_ASM_OUT): Use it.
14383 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
14384 * varasm.c (categorize_decl_for_section): Remove shlib argument;
14385 use the new reloc_rw_mask target hook instead.
14386 (default_section_type_flags_1): Merge into...
14387 (default_section_type_flags): ... here.
14388 (decl_readonly_section_1): Merge into...
14389 (decl_readonly_section): ... here.
14390 (default_elf_select_section_1): Merge into...
14391 (default_elf_select_section): ... here.
14392 (default_unique_section_1): Merge into...
14393 (default_unique_section): ... here.
14394 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
14395 (default_select_rtx_section): Use it.
14396 (default_elf_select_rtx_section): Likewise.
14397 * output.h: Update to match.
14398 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
14399 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
14400 (TARGET_ASM_RELOC_RW_MASK): New.
14401 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
14402 to categorize_decl_for_section.
14403 (x86_64_elf_unique_section): Likewise.
14404 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
14405 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
14406 (TARGET_ASM_RELOC_RW_MASK): New.
14407 * config/ia64/ia64.c (ia64_rwreloc_select_section,
14408 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
14409 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
14410 (TARGET_RWRELOC): Remove.
14411 (ia64_section_type_flags): Adjust call to default_section_type_flags.
14412 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
14413 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
14414 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
14415 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
14416 (rs6000_xcoff_select_section): Use decl_readonly_section.
14417 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
14418 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
14419 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
14420 (TARGET_SECTION_TYPE_FLAGS): Remove.
14421 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
14423 2007-03-09 Roger Sayle <roger@eyesopen.com>
14425 * fold-const.c (fold_comparison): Remove compile-time evaluation of
14426 complex constant equality/inequality comparisons for here.
14427 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
14428 known at compile-time or can be simplified to a scalar comparison.
14429 (fold_relational_const): Move compile-time evaluation of complex
14430 constant equality/inequality comparisons to here.
14432 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14434 PR rtl-optimization/30643
14435 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
14437 (fold_rtx): Recurse, like before 2006-11-03.
14439 2007-03-09 DJ Delorie <dj@redhat.com>
14441 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
14444 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
14446 PR tree-optimization/30375
14447 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
14448 LHS of statements is not the same.
14449 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
14451 2007-03-09 Chao-ying Fu <fu@mips.com>
14453 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
14455 * doc/invoke.texi (-mdspr2): Document new option.
14456 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
14457 New unspec for DSP REV 2.
14458 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
14459 these instructions are extended in DSP REV 2.
14460 (mips-dspr2.md): Include.
14461 * config/mips/mips.opt (mdspr2): New option.
14462 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
14463 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
14464 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
14465 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
14466 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
14467 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
14468 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
14470 (bdesc_map): Add one field of unsupported_target_flags.
14471 (bdesc_arrays): Update entries to have extra fields. Add
14473 (mips_init_builtins): Initialize new function types.
14474 Check unsupported_target_fileds to filter out builtins.
14475 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
14477 (ASM_SPEC): Pass mdspr2 to the assembler.
14478 * config/mips/mips-dspr2.md: New file.
14480 2007-03-09 Sa Liu <saliu@de.ibm.com>
14482 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
14484 2007-03-09 Ian Lance Taylor <iant@google.com>
14486 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
14487 argument) like -Wstrict-overflow=2.
14488 * doc/invoke.texi (Warning Options): Update documentation.
14490 2007-03-09 Dirk Mueller <dmueller@suse.de>
14493 * doc/invoke.texi (-Wlogical-op): Document.
14494 * common.opt (-Wlogical-op): New.
14495 * c-common.h (warn_logical_operator): Declare.
14496 * c-common.c (warn_logical_operator): Define.
14497 * c-typeck.c (parser_build_binary_op): Call
14498 warn_logical_operator.
14500 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14502 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
14503 * final.c (final_scan_insn): Test for non-"" file name.
14505 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
14507 * doc/loop.texi: Document the Omega linear constraints solver.
14508 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
14509 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
14510 omega-hash-table-size, omega-max-keys, and
14511 omega-eliminate-redundant-constraints.
14512 * tree-pass.h (pass_check_data_deps): Declared.
14515 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
14516 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
14517 pass_check_data_deps): New.
14518 * tree-data-ref.c (init_data_ref): Remove declaration.
14519 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
14520 (analyze_array): Renamed init_array_ref, move up initializations.
14521 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
14522 Removed arguments that are set to NULL.
14523 (analyze_indirect_ref): Correct indentation, correct call to
14525 (object_analysis): Call init_array_ref instead of analyze_array.
14526 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
14527 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
14528 of DR_ACCESS_FNS_ADDR.
14529 (init_omega_eq_with_af, omega_extract_distance_vectors,
14530 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
14531 ddr_consistent_p): New.
14532 (compute_affine_dependence): Check consistency of ddrs when
14533 flag_check_data_deps is passed.
14534 (analyze_all_data_dependences): Uncomment.
14535 (tree_check_data_deps): New.
14536 * tree-data-ref.h: Include omega.h.
14537 (DR_ACCESS_FNS_ADDR): Removed.
14538 (data_dependence_relation): Add inner_loop.
14539 (DDR_INNER_LOOP): New.
14540 * common.opt (fcheck-data-deps): New.
14541 * tree-flow.h (tree_check_data_deps): Declare.
14542 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
14543 (OBJS-common): Depend on omega.o.
14545 * passes.c (pass_check_data_deps): Scheduled.
14546 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
14547 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
14548 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
14549 PARAM_VECT_MAX_VERSION_CHECKS,
14550 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
14552 2007-03-09 Richard Guenther <rguenther@suse.de>
14554 PR tree-optimization/30904
14555 PR middle-end/31058
14556 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
14557 the same way as *_DIV_EXPR.
14559 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14561 * recog.c (decode_asm_operands): No mixed declarations and code.
14563 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14565 * rtl.def (ASM_INPUT): Add location.
14566 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
14567 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
14568 (decode_asm_operands): Add loc operand.
14569 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
14570 * stmt.c (expand_asm): Rename to...
14571 (expand_asm_loc): ... this. Add locus argument. Pass it on to
14572 gen_rtx_ASM_INPUT_loc.
14573 (expand_asm_expr): Adjust.
14574 * recog.c (decode_asm_operands): Add loc operand.
14575 (check_asm_operands, extract_insn): Adjust.
14576 * reload1.c (maybe_fix_stack_asms): Likewise.
14577 * final.c (asm_insn_count): Likewise.
14578 (final_scan_insn): Output # line before and after asm.
14580 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
14582 * tree-ssa-structalias.c (variable_info): Remove
14584 (new_var_info): Ditto.
14585 (shared_bitmap_info_t): New structure.
14586 (shared_bitmap_table): New variable.
14587 (shared_bitmap_hash): New function.
14588 (shared_bitmap_eq): Ditto
14589 (shared_bitmap_lookup): Ditto.
14590 (shared_bitmap_add): Ditto.
14591 (merge_smts_into): Change to take bitmap directly.
14592 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
14593 (init_alias_vars): Init shared bitmap hashtable.
14594 (delete_points_to_sets): Delete shared bitmap hashtable.
14595 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
14596 is_aliased removal as a change that was still necessary was
14599 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
14601 * config/i386/i386.h (override_options): Conditionally disable
14602 x86_sahf for 64bit targets only.
14604 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14607 * c-decl.c (merge_decls): Don't call make_var_volatile.
14608 * varasm.c (make_var_volatile): Remove.
14609 * output.h (make_var_volatile): Remove.
14611 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
14613 PR tree-optimization/31085
14614 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
14616 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14618 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
14619 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
14620 ATTR_CONST_NOTHROW_LIST.
14622 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
14625 2007-03-08 Diego Novillo <dnovillo@redhat.com>
14627 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
14629 2007-03-08 Geoffrey Keating <geoffk@apple.com>
14632 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
14634 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
14635 passed, use shared libgcc.
14637 2007-03-08 Roger Sayle <roger@eyesopen.com>
14639 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
14640 instead of calling build2 with a GIMPLE_MODIFY_STMT.
14641 (honor_protect_cleanup_actions, lower_try_finally_switch):
14643 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
14644 ifc_temp_var): Likewise.
14645 * tree-inline.c (setup_one_parameter): Likewise.
14646 * tree-mudflap.c (mf_decl_cache_locals,
14647 mf_build_check_statement_for): Likewise.
14648 * tree-nested.c (init_tmp_var, save_tmp_var,
14649 finalize_nesting_tree_1): Likewise.
14650 * tree-outof-ssa.c (insert_copy_on_edge,
14651 insert_backedge_copies): Likewise.
14652 * tree-profile.c (tree_gen_edge_profiler,
14653 tree_gen_ic_profiler): Likewise.
14654 * tree-scalar-evolution.c (scev_const_prop): Likewise.
14655 * tree-sra.c (sra_build_assignment): Likewise.
14656 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
14657 * tree-ssa-math-opts.c (insert_reciprocals,
14658 execute_cse_sincos_1): Likewise.
14659 * tree-tailcall.c (adjust_accumulator_values,
14660 adjust_return_value): Likewise.
14661 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
14662 * tree-vect-transform.c (vect_create_data_ref_ptr,
14663 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
14664 vect_create_epilog_for_reduction, vectorizable_reduction,
14665 vectorizable_call, vectorizable_conversion,
14666 vectorizable_assignment, vectorizable_operation,
14667 vectorizable_type_demotion, vect_gen_widened_results_half,
14668 vect_permute_store_chain, vectorizable_store,
14669 vect_setup_realignment, vect_permute_load_chain,
14670 vectorizable_load, vectorizable_condition,
14671 vect_create_cond_for_align_checks): Likewise.
14672 * tree-vrp.c (build_assert_expr_for): Likewise.
14674 2007-03-08 Ian Lance Taylor <iant@google.com>
14676 * tree-vrp.c: Include "intl.h".
14677 (usable_range_p): New static function.
14678 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
14679 overflowed values, juts set *strict_overflow_p.
14680 (compare_values): Only return -2 if one of the operands is not a
14682 (compare_ranges): Call usable_range_p.
14683 (compare_range_with_value): Likewise.
14684 (vrp_evaluate_conditional_warnv): Rename from
14685 vrp_evaluate_conditional. Make static. Change all callers.
14686 (vrp_evaluate_conditional): New function.
14687 (simplify_div_or_mod_using_ranges): Issue warning about reliance
14688 on signed overflow.
14689 (simplify_abs_using_ranges): Likewise.
14690 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
14691 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
14692 within_stmt parameter.
14693 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14694 vrp_evaluate_conditional.
14695 * tree-ssa-threadedge.c
14696 (record_temporary_equivalences_from_stmts_at_dest): Change
14697 simplify parameter to take a second tree parameter.
14698 (simplify_control_stmt_condition): Likewise.
14699 (thread_across_edge): Likewise.
14700 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
14701 (thread_across_edge): Likewise.
14702 * Makefile.in (tree-vrp.o): Depend upon intl.h.
14704 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
14706 * config/i386/i386.h (TARGET_SAHF): New define.
14707 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
14708 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
14709 (x86_sahf): New global variable.
14710 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
14711 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
14712 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
14713 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
14715 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
14716 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
14717 when expanding fcomi/sahf based tests.
14718 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
14719 expanding sahf based alternative. Emit sahf based sequence when
14720 optimizing for code size.
14721 * config/i386/i386.md (x86_sahf_1): Do not disable for
14722 TARGET_64BIT, enable for TARGET_SAHF.
14724 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
14726 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
14727 spurious whitespace from error message.
14729 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
14732 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
14734 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
14736 * c-decl.c (grokdeclarator): Disable warnings for anonymous
14738 * tree-sra.c (instantiate_element): Propagate disabled warnings
14739 from the element itself to the created variable.
14741 2007-03-07 Richard Henderson <rth@redhat.com>
14744 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
14745 silently fix up the stack in the case of a missing register.
14747 2007-03-07 Paul Brook <paul@codesourcery.com>
14749 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
14751 2007-03-07 Joseph Myers <joseph@codesourcery.com>
14753 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
14755 (phase1_vrs): Use them.
14756 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
14757 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
14758 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
14759 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
14760 __gnu_Unwind_Restore_WMMXC if required.
14761 (_Unwind_VRS_Pop): Implement iWMMXt support.
14762 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
14763 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
14764 gnu_Unwind_Save_WMMXC): Define.
14766 2007-03-07 Richard Sandiford <richard@codesourcery.com>
14768 * config/vxworks.h (vxworks_override_options): Declare.
14769 (VXWORKS_OVERRIDE_OPTIONS): Use it.
14770 * config/vxworks.c: Include target.h and toplev.h.
14771 (vxworks_override_options): New function.
14772 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
14774 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
14776 * config/s390/s390.c (override_options): Don't emit an error when
14777 -mstack-size is used without providing -mstack-guard.
14778 (s390_emit_prologue): Choose stack_guard value automatically if not
14779 provided via command line.
14780 * doc/invoke.texi: Adjust description of -mstack-guard and
14783 2007-03-07 Richard Sandiford <richard@codesourcery.com>
14785 * config/i386/i386.c (output_set_got): Add a GOT initialization
14786 sequence for VxWorks PIC.
14787 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
14788 around labels as well as symbols. Use gotoff_operand instead
14789 of local_symbolic_operand.
14790 (legitimize_pic_address): Use gotoff_operand instead of
14791 local_symbolic_operand. Use @GOT accesses for labels as
14793 (ix86_output_addr_diff_elt): Use PC-relative rather than
14794 GP-relative offsets for VxWorks PIC.
14795 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
14796 no_new_pseudos. Check whether the returned register is op0.
14797 * config/i386/i386.md (tablejump): Use PC-relative rather than
14798 GP-relative offsets for VxWorks PIC.
14799 * config/i386/predicates.md (gotoff_operand): New predicate.
14801 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14803 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
14805 * config/vxworks-dummy.h: New file.
14806 * config/i386/i386.h: Include it.
14808 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
14810 * dwarf2out.c (is_inlined_entry_point): New
14811 (add_high_low_attributes): Emit DW_AT_entry_pc along with
14812 DW_AT_ranges if the first subblock is the entry point.
14814 2007-03-06 David Daney <ddaney@avtrex.com>
14816 * doc/install.texi (mips-*-*): Change recommended binutils
14819 2007-03-06 Anatoly Sokolov <aesok@post.ru>
14821 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
14822 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
14824 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14825 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14827 2007-03-06 Jan Hubicka <jh@suse.cz>
14829 * errors.h (warning, error, fatal, internal_error): Mark as cold.
14830 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
14832 (probably_cold_bb_p): Cold functions are cold.
14833 (probably_never_executed_bb_p): Cold functions are cold.
14834 (tree_bb_level_predictions): Predict calls to cold functions as not
14836 (compute_function_frequency): Check hot/cold attributes.
14837 * function.h (function_frequency): Update comments.
14838 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
14839 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
14840 (c_common_att): Add cold and hot.
14842 * doc/extend.texi (hot,cold attributes): Document.
14844 2007-03-06 Andrew Haley <aph@redhat.com>
14846 * function.c (expand_function_end): Move blockage to just after we
14847 emit the label for the naked return from the function.
14849 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14851 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
14854 2007-03-06 Jan Hubicka <jh@suse.cz>
14856 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
14857 loaded for constant large models. Non-large 64bit PIC can do.
14858 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
14859 * cmodel.h: Add LARGE PIC.
14860 * i386.md (UNSPEC_PLTOFF): New.
14861 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
14863 (*call_1_rex64): Disable for large models.
14864 (*call_1_rex64_large): New.
14865 (*call_value_1_rex64): Disable for large models.
14866 (*call_value_1_rex64_large): New.
14867 (set_rip_rex4): New.
14868 (set_got_offset_rex64): New.
14869 * predicates.md (constant_call_address_operand): For large model
14870 constant calls are not possible.
14871 * i386-protos.h (construct_plt_address): Declare.
14872 * i386.c (override_options): Accept large models.
14873 (ix86_expand_prologue): Expand large PIC GOT pointer load.
14874 (legitimate_constant_p): Add new UNSPECs.
14875 (legitimate_pic_operand_p): Likewise.
14876 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
14877 (legitimize_pic_address): Do easy RIP relative way for TLS only for
14879 (output_pic_addr_const): Add PLTOFF.
14880 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
14881 (ix86_expand_move): Legitimize pic address when in PIC mode.
14882 (construct_plt_address): New function.
14883 (ix86_expand_call): Offload the address to register and use GOT
14884 pointer for large model.
14885 * invoke.texi (mcmodel=large): Update documentation.
14887 2007-03-06 Richard Henderson <rth@redhat.com>
14889 * config/i386/i386.c (x86_use_leave, x86_push_memory,
14890 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
14891 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
14892 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
14893 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
14894 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
14895 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
14896 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
14897 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
14898 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
14899 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14900 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
14901 x86_sse_partial_reg_dependency, x86_sse_split_regs,
14902 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
14903 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
14904 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
14905 x86_schedule, x86_use_bt, x86_pad_returns,
14906 x86_use_xchgb): Merge into ...
14907 (ix86_tune_features): ... here. New array.
14908 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
14909 x86_bswap): Merge into ...
14910 (ix86_arch_features): ... here. New array.
14911 (x86_3dnow_a): Remove.
14912 (x86_accumulate_outgoing_args): Make static.
14913 (x86_arch_always_fancy_math_387): Make static.
14914 (ix86_tune_mask, ix86_arch_mask): Move ...
14915 (override_options): ... to local variables here. Apply the
14916 appropriate mask to each element of ix86_arch_features and
14917 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
14918 as were done in the old macros.
14919 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
14920 * config/i386/i386.h (x86_use_leave, x86_push_memory,
14921 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
14922 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
14923 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
14924 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
14925 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
14926 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
14927 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
14928 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
14929 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
14930 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14931 x86_accumulate_outgoing_args, x86_prologue_using_move,
14932 x86_epilogue_using_move, x86_decompose_lea,
14933 x86_arch_always_fancy_math_387, x86_shift1,
14934 x86_sse_partial_reg_dependency, x86_sse_split_regs,
14935 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
14936 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
14937 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
14938 x86_use_incdec, x86_pad_returns, x86_bswap,
14939 x86_partial_flag_reg_stall): Remove.
14940 (enum ix86_tune_indices): New.
14941 (ix86_tune_features): New.
14942 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
14943 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
14944 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
14945 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
14946 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
14947 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
14948 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
14949 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
14950 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
14951 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
14952 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
14953 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
14954 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
14955 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
14956 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
14957 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
14958 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
14959 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
14960 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
14961 TARGET_EXT_80387_CONSTANTS): Use it.
14962 (enum ix86_arch_indices): New.
14963 (ix86_arch_features): New.
14964 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
14965 TARGET_BSWAP): Use it.
14966 (ix86_tune_mask, ix86_arch_mask): Remove.
14968 2007-03-06 Joseph Myers <joseph@codesourcery.com>
14971 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
14972 Define using $${sysroot_headers_suffix}.
14973 * configure: Regenerate.
14974 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
14975 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
14977 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
14978 * gcc.c (print_sysroot_headers_suffix): New.
14979 (option_map): Include --print-sysroot-headers-suffix.
14980 (display_help): Mention -print-sysroot-headers-suffix.
14981 (process_command): Handle -print-sysroot-headers-suffix.
14982 (do_spec_1): Append multilib directory to include-fixed path if
14983 sysroot suffixes in use.
14984 (main): Handle -print-sysroot-headers-suffix.
14985 * Makefile.in (start.encap): Don't depend on xlimits.h
14986 (xlimits.h): Remove.
14987 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
14988 limits.h for each multilib in fixinc_list.
14989 (fixinc_list, s-fixinc_list): New.
14990 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
14991 generate them for each multilib in fixinc_list.
14992 (stmp-fixproto): Use include-fixed. Run fixproto for each
14993 multilib in fixinc_list.
14994 (mostlyclean): Don't remove xlimits.h.
14995 (clean): Remove include-fixed.
14996 (real-install-headers-tar, real-install-headers-cpio,
14997 real-install-headers-cp): Don't copy include, only include-fixed.
14998 (install-mkheaders): Depend on fixinc_list. Don't depend on
14999 xlimits.h. Save limits.h files for each multilib in fixinc_list.
15000 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
15001 SYSTEM_HEADER_DIR setting in mkheaders.conf.
15003 2007-03-06 Jan Hubicka <jh@suse.cz>
15005 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
15008 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15010 * configure.ac: Allow tm_file to contain build-directory files.
15011 * configure: Regenerate.
15012 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
15013 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
15014 * config/m68k/print-sysroot-suffix.sh: New file.
15016 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15018 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
15019 of pic_offset_table_rtx if reload_completed.
15020 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
15021 PIC_OFFSET_TABLE_REGNUM.
15022 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
15024 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
15025 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
15027 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15029 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
15030 functions that call eh_return.
15032 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15034 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
15035 functions that need a constant pool.
15037 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15040 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
15041 (m68k_preferred_reload_class): Likewise.
15042 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
15043 (SECONDARY_RELOAD_CLASS): Define.
15044 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
15045 (LIMIT_RELOAD_CLASS): Delete.
15046 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
15047 registers from storing bytes.
15048 (m68k_secondary_reload_class): New function.
15049 (m68k_preferred_reload_class): Likewise.
15051 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15053 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
15055 (m68k_expand_prologue): Likewise.
15057 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15059 * config/m68k/m68k-protos.h (output_sibcall): Declare.
15060 (mips_expand_epilogue): Add a bool parameter.
15061 (m68k_legitimize_sibcall_address): Declare.
15062 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
15063 (m68k_expand_epilogue): Add a parameter to select between sibling
15064 and normal epilogues. Only generate a return for the latter.
15065 (m68k_ok_for_sibcall_p): New function.
15066 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
15067 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
15068 (sibcall_value, *sibcall_value): Likewise.
15069 (*call, *call_value): Require !SIBLING_CALL_P.
15070 (epilogue): Update call to m68k_expand_epilogue.
15071 (sibcall_epilogue): New pattern.
15072 * config/m68k/predicates.md (const_call_operand): Say that this
15073 predicate applies to sibling calls too.
15074 (sibcall_operand): New predicate.
15076 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15078 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
15079 alternatives as movsi_cf.
15080 (movsf_cf_hard): Add commentary.
15082 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
15083 Richard Sandiford <richard@codesourcery.com>
15085 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
15086 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
15087 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
15088 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
15089 as being live on exit from an interrupt function.
15090 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
15091 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
15092 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
15093 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
15094 (m68k_interrupt_function_p): Globalize.
15095 (m68k_compute_frame_layout): Remove reverse mask code.
15096 (m68k_emit_movem, m68k_set_frame_related): New functions.
15097 (m68k_output_function_prologue): Delete in favor of...
15098 (m68k_expand_prologue): ...this new function.
15099 (m68k_output_function_epilogue): Delete in favor of...
15100 (m68k_expand_epilogue): ...this new function.
15101 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
15103 (print_operand): Handle %?.
15104 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
15105 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
15106 (prologue, epilogue): New patterns.
15107 (return): Turn into a define_expand.
15108 (*return): New pattern, derived from old "return" pattern. Use rte
15109 rather than rts for interrupt functions. Only use rtd if the pop
15111 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
15112 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
15113 (link, *link, unlink, *unlink, load_got): Likewise.
15115 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15119 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
15120 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
15121 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
15122 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
15123 and m68k_matches_u_p.
15124 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
15125 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
15126 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
15127 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
15128 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
15129 (REG_STRICT_P): New macro.
15130 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
15131 PCREL_GENERAL_OPERAND_OK.
15132 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
15133 m68k_legitimate_base_reg_p.
15134 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
15135 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
15136 (PIC_CASE_VECTOR_ADDRESS): Update comment.
15137 * config/m68k/m68k.c (m68k_address): New structure.
15138 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
15139 (m68k_decompose_index, m68k_legitimate_constant_address_p)
15140 (m68k_jump_table_ref_p, m68k_decompose_address)
15141 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
15142 (m68k_matches_u_p): New functions.
15143 (print_operand_address): Rewrite to use m68k_decompose_index.
15145 2007-03-05 David Taylor <dtaylor@emc.com>
15147 * gcc.c: Correct copyright date in --version output.
15149 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15151 * pa.md: In unamed move patterns, disparge copies between general
15152 and floating point registers using '?' modifier. Don't include 'f'
15153 constraint for register preferences in DImode, SImode, HImode and
15154 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
15155 Remove constraints for copies between general and floating registers
15156 in soft-float DFmode pattern.
15157 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
15161 2007-03-05 Mike Stump <mrs@apple.com>
15163 * c-common.c (targetcm): Add.
15164 * c-opts.c (c_common_handle_option): Handle language specific
15166 * opts.c (handle_option): Verify language for target options, if
15168 * opth-gen.awk: Add CL_LANG_ALL.
15169 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
15170 (TARGETCM_INITIALIZER): Add.
15171 * target.h (struct gcc_targetcm): Add.
15173 * targhooks.c (default_handle_c_option): Add.
15174 * targhooks.h (default_handle_c_option): Add.
15175 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
15177 * config/darwin.opt (iframework): Add.
15178 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
15179 * config/darwin-c.c (handle_c_option): Add.
15180 (TARGET_HANDLE_C_OPTION): Add.
15182 * doc/invoke.texi (Darwin Options): Add -iframework.
15184 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15186 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
15189 2007-03-05 Ian Lance Taylor <iant@google.com>
15191 * c.opt (fgnu89-inline): New option.
15192 * c-opts.c (c_common_post_options): Set default value for
15194 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
15195 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
15197 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
15198 (grokdeclarator, start_function): Likewise.
15199 * c-cppbuiltin.c (c_cpp_builtins): Define either
15200 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
15201 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
15202 (C Dialect Options): Document -fgnu89-inline.
15203 * doc/extend.texi (Function Attributes): Explain what the
15204 gnu_inline attribute does.
15205 * doc/cpp.texi (Common Predefined Macros): Document
15206 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15208 2007-03-05 Ian Lance Taylor <iant@google.com>
15210 PR tree-optimization/31034
15211 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
15212 half-range if the other side is an overflow infinity.
15214 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15216 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
15217 (bfin*-linux-uclibc*): New configuration.
15218 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
15220 * config/bfin/linux.h: New file.
15221 * config/bfin/libgcc-bfin.ver: New file.
15222 * config/bfin/t-bfin-uclinux: New file.
15223 * config/bfin/t-bfin-linux: New file.
15224 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
15225 (TARGET_OS_CPP_BUILTINS): New macro.
15227 2007-03-05 Richard Guenther <rguenther@suse.de>
15229 * fold-const.c (fold_binary): Remove duplicate folding
15230 of comparison of non-null ADDR_EXPR against null.
15232 2007-03-05 Richard Guenther <rguenther@suse.de>
15233 Dorit Nuzman <dorit@il.ibm.com>
15235 PR tree-optimization/26420
15236 * tree-vectorizer.c (vectorize_loops): Bail out early if there
15237 are no loops in the function. Only print the number of
15238 vectorized loops if it is greater than zero or we are supposed
15239 to print information about unvectorized loops.
15241 2007-03-05 Revital Eres <eres@il.ibm.com>
15243 * gcc.dg/var-expand1.c: New test.
15244 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
15245 when an accumulator is expanded.
15247 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15250 * c-common.c (convert_and_check): Don't give warnings for
15251 conversion if 'expr' already overflowed.
15253 2007-03-04 Roger Sayle <roger@eyesopen.com>
15255 PR middle-end/30744
15256 * fold-const.c (fold_comparison): Enforce type consistency when
15257 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
15259 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
15261 * tree-ssa-address.c (create_mem_ref): Do not put an expression
15262 containing a cast to the base of TARGET_MEM_REF.
15264 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
15266 * tree.c (tree_contains_struct_check_failed): Remove spurious
15267 whitespace from error message.
15269 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
15272 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
15273 instead of precision.
15275 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
15276 Nathan Sidwell <nathan@codesourcery.com>
15278 * emit-rtl.c (find_auto_inc): New.
15279 (try_split): recreate REG_INC notes,
15280 Use regular for loops rather than whiles.
15282 2007-03-03 Andreas Schwab <schwab@suse.de>
15284 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
15285 * configure: Regenerate.
15287 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15289 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
15290 flag_rounding_math, not flag_unsafe_math_optimizations.
15292 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
15294 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
15295 alpha_fold_vector_minmax): Likewise.
15296 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
15297 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
15299 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
15301 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
15302 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
15303 if the lhs has side-effects.
15304 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
15306 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
15308 * config/i386/i386.h (TUNEMASK): Remove define.
15309 (ARCHMASK): Remove define.
15310 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
15311 Use ix86_arch_mask variable instead of ARCHMASK.
15312 * config/i386/i386.c (override_options): Ditto.
15313 (standard_80387_constant_p): Ditto.
15315 2007-03-02 Ian Lance Taylor <iant@google.com>
15317 Used signed infinities in VRP.
15318 * tree-vrp.c (uses_overflow_infinity): New static function.
15319 (supports_overflow_infinity): New static function.
15320 (make_overflow_infinity): New static function.
15321 (negative_overflow_infinity): New static function.
15322 (positive_overflow_infinity): New static function.
15323 (is_negative_overflow_infinity): New static function.
15324 (is_positive_overflow_infinity): New static function.
15325 (is_overflow_infinity): New static function.
15326 (overflow_infinity_range_p): New static function.
15327 (compare_values_warnv): New function split out of compare_values.
15328 (compare_value): Call it.
15329 (set_value_range_to_nonnegative): Add overflow_infinity
15330 parameter. Change caller.
15331 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
15333 (vrp_expr_computes_nonzero): Likewise.
15334 (compare_ranges, compare_range_with_value): Likewise.
15335 (compare_name_with_value, compare_names): Likewise.
15336 (vrp_evaluate_conditional): Likewise.
15337 (set_value_range): Handle infinity
15338 (vrp_operand_equal_p, operand_less_p): Likewise.
15339 (extract_range_from_assert): Likewise.
15340 (vrp_int_const_binop): Likewise.
15341 (extract_range_from_binary_expr): Likewise.
15342 (extract_range_from_unary_expr): Likewise.
15343 (extract_range_from_comparison): Likewise.
15344 (extract_range_from_expr): Likewise.
15345 (dump_value_range): Likewise.
15346 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
15347 (test_for_singularity): Likewise.
15348 (vrp_int_const_binop): Remove inline qualifier.
15349 (adjust_range_with_scev): Add comment.
15350 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15352 2007-03-02 Diego Novillo <dnovillo@redhat.com>
15354 * tree-ssa-structalias.c (could_have_pointers): Tidy.
15355 (get_constraint_for): Likewise.
15356 (do_structure_copy): Likewise.
15357 (find_func_aliases): Fix references to MODIFY_EXPR.
15358 (intra_create_variable_infos): Tidy.
15359 * tree-ssa-operands.c (add_virtual_operand): Add argument
15361 When adding members of alias sets, if IS_CALL_SITE is true and
15362 the symbol is not call-clobbered, skip it.
15363 Adjust all callers.
15365 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
15367 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
15368 entry by means of emit_insn_at_entry.
15370 2007-03-02 Richard Henderson <rth@redhat.com>
15372 * expr.h (promoted_input_arg): Remove decl.
15373 * function.c (promoted_input_arg): Merge into ...
15374 * combine.c (setup_incoming_promotions): ... only caller.
15375 Rearrange to avoid double loop.
15377 2007-03-02 Ben Elliston <bje@au.ibm.com>
15378 Peter Bergner <bergner@vnet.ibm.com>
15379 Janis Johnson <janis187@us.ibm.com>
15381 * config/rs6000/dfp.md: New file.
15382 * config/rs6000/rs6000.md: Include dfp.md.
15383 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
15384 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
15385 and TDmode decimal float modes in FP registers.
15386 (num_insns_constant): Likewise.
15387 (rs6000_legitimate_offset_address_p): Likewise.
15388 (rs6000_legitimize_address): Likewise.
15389 (rs6000_legitimize_reload_address): Likewise.
15390 (rs6000_legitimate_address): Likewise.
15391 (rs6000_emit_move): Likewise.
15392 (function_arg_boundary): Likewise.
15393 (function_arg_advance): Likewise.
15394 (rs6000_darwin64_record_arg_recurse): Likewise.
15395 (function_arg): Likewise.
15396 (rs6000_gimplify_va_arg): Likewise.
15397 (rs6000_split_multireg_move): Likewise.
15398 (rs6000_output_function_epilogue): Likewise.
15399 (rs6000_output_function_epilogue): Likewise.
15400 (rs6000_register_move_cost): Likewise.
15401 (rs6000_function_value): Likewise.
15402 (rs6000_libcall_value): Likewise.
15404 2007-03-02 Richard Sandiford <richard@codesourcery.com>
15406 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
15408 2007-03-02 Richard Sandiford <richard@codesourcery.com>
15410 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
15411 Use $MULTIDIR to choose between the kernel and RTP headers,
15412 and use $WIND_BASE and $WIND_USR to locate them.
15414 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
15416 * config/i386/i386.c (override_options): Put initialization of
15417 ix86_tune_mask and ix86_arch_mask to the correct place.
15419 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
15420 Michael Meissner <michael.meissner@amd.com>
15423 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
15424 (ARCHMASK): Define.
15425 (TARGET_CMOVE): Use ARCHMASK.
15426 (TARGET_CMPXCHG): Ditto.
15427 (TARGET_CMPXCHG8B): Ditto.
15428 (TARGET_XADD): Ditto.
15429 (TARGET_BSWAP): Ditto.
15430 * config/i386/i386.c (ix86_tune_mask): New global variable.
15431 (ix86_arch_mask): Ditto.
15432 (override_options): Initialize ix86_tune_mask and
15433 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
15436 2007-03-02 Ben Elliston <bje@au.ibm.com>
15439 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
15441 2007-03-02 Joseph Myers <joseph@codesourcery.com>
15443 * target.h (init_dwarf_reg_sizes_extra): New target hook.
15444 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
15445 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
15446 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
15448 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
15449 rs6000_init_dwarf_reg_sizes_extra): New.
15450 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
15451 SPE register high parts.
15453 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
15455 * Makefile.in: Add install-pdf target as
15456 copied from automake v1.10 rules.
15457 * configure.ac: Add install-pdf to target list.
15458 * configure: Regenerate.
15460 2007-03-01 Paul Brook <paul@codesourcery.com>
15462 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
15463 modes to LDRD for DImode.
15464 (output_move_double): Fixup out of range ldrd/strd.
15465 (vfp_secondary_reload_class): Rename...
15466 (coproc_secondary_reload_class): ... to this. Add wb argument.
15467 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
15468 coproc_secondary_reload_class for CLASS_IWMMXT.
15469 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
15470 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
15472 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
15474 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
15475 unroll factor by the estimated number of iterations.
15476 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
15477 than prefetch latency.
15479 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
15480 decode_caches_intel, detect_caches_intel): New functions.
15481 (host_detect_local_cpu): Use detect_caches_amd and
15482 detect_caches_intel.
15484 2007-03-01 Richard Henderson <rth@redhat.com>
15486 * expr.c (emit_move_complex_push): Export.
15487 (emit_move_complex_parts): Split out from ...
15488 (emit_move_complex): ... here.
15489 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
15490 * config/i386/i386.md (movcdi): New.
15492 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
15494 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
15495 size of mode1 to check for tieable modes in MMX case.
15497 2007-03-01 Richard Sandiford <richard@codesourcery.com>
15499 * Makefile.in (rtlanal.o): Depend on tree.h.
15500 * rtl.h (offset_within_section_p, split_const): Declare.
15501 * rtlanal.c: Include tree.h.
15502 (offset_within_block_p): New function, taken from
15503 mips_offset_within_object_p.
15504 (split_const): New function, taken from mips_split_const.
15505 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
15507 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
15508 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
15509 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
15510 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
15511 (m68k_illegitimate_symbolic_constant_p): New function.
15512 * config/m68k/m68k.md (movsi): Remove misleading predicates.
15513 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
15514 symbolic constant that might be outside the symbol's section,
15515 move the symbol first and then add the offset.
15516 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
15518 * config/mips/mips.c (mips_split_const): Delete.
15519 (mips_offset_within_object_p): Delete.
15520 (mips_symbolic_constant_p): Use offset_within_section_p and
15521 split_const instead of mips_offset_within_object_p and
15523 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
15524 (mips_legitimize_const_move, print_operand_reloc)
15525 (mips_dangerous_for_la25_p): Use split_const instead of
15528 2007-02-28 Eric Christopher <echristo@apple.com>
15530 * Makefile.in (install-include-dir): Don't rm -rf include.
15532 2007-02-28 Richard Guenther <rguenther@suse.de>
15534 PR middle-end/30364
15535 * fold-const.c (fold_binary): Do not associate expressions
15536 with more than one variable for integer types that do not wrap.
15538 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
15540 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
15541 Delete, and replace with...
15542 (fold_builtin_call_array): This. Update callers to use it.
15543 * fold-const.c (fold_build_call_list): Delete, and replace with...
15544 (fold_build_call_array): This.
15545 (fold_build_call_list_initializer): Delete, and replace with...
15546 (fold_build_call_array_initializer): This.
15547 * tree.h: Update declarations to reflect above changes.
15549 * c-typeck.c (build_function_call): Store converted arguments
15550 in a stack-allocated array instead of building a list.
15551 (convert_arguments): Store arguments in the array passed in as an
15552 argument, and return the actual number of arguments.
15553 * c-format.c: (check_function_format): Pass arguments in an
15554 array instead of a list.
15555 * c-common.c (check_function_nonnull): Likewise.
15556 (check_function_sentinel): Likewise.
15557 (check_function_arguments): Likewise.
15558 * c-common.h: Update declarations to reflect above changes.
15560 2007-02-28 Jan Hubicka <jh@suse.cz>
15562 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
15563 PRED_NEGATIVE_RETURN): Update outcomes.
15565 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
15567 * calls.c (emit_library_call_value_1): Handle partial registers
15568 correctly when building up CALL_INSN_FUNCTION_USAGE.
15570 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15572 * pa/predicates.md (move_src_operand): Allow zero for mode.
15573 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
15576 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
15579 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
15580 *movv2df_internal): Enable pattern only for valid operand
15582 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
15583 tie only 128bit modes. For MMX registers, tie only 64bit modes.
15585 2007-02-27 Mike Stump <mrs@apple.com>
15587 * config/darwin-crt3.c: Avoid compilation when compiling for a
15590 2007-02-27 Joseph Myers <joseph@codesourcery.com>
15592 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
15594 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
15595 for fixed headers and limits.h.
15596 (install-include-dir, install-headers-tar, install-headers-cpio,
15597 install-headers-cp, real-install-headers-tar,
15598 real-install-headers-cpio, real-install-headers-cp): Handle
15599 include-fixed as well as include.
15600 (install-mkheaders): Don't install files that go only in include
15602 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
15603 from GCC_INCLUDE_DIR.
15604 * gcc.c (process_command): Remove special -BstageN/ handling.
15605 (do_spec_1): Add include-fixed directories.
15607 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
15609 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
15611 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
15613 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
15616 2007-02-27 Mark Mitchell <mark@codesourcery.com>
15618 * c-common.c (get_priority): Add check for
15619 SUPPORTS_INIT_PRIORITY.
15621 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
15623 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
15625 * config/bfin/bfin.c: Include "cfglayout.h".
15626 (MAX_LSETUP_DISTANCE): New macro.
15627 (struct loop_info): New members incoming, incoming_src and
15628 incoming_dest. Delete member predecessor.
15629 (length_for_loop): New function.
15630 (bfin_optimize_loop): Handle more different loop structures.
15631 (bfin_discover_loop): Rework detection of predecessor blocks by
15632 examining incoming edges.
15633 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
15635 (bfin_reorder_loops): New function.
15636 (bfin_reorg_loops): Use these three new functions.
15638 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
15639 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
15640 (CONSTRAINT_LEN): Add entry for 'q'.
15641 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
15642 Add 'q' constraints.
15643 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
15644 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
15646 * config/bfin/bfin.md (add_with_carry): New pattern.
15647 (s_or_u, su_optab, su_modifier): New code macros/attrs.
15648 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
15649 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
15650 support unsigned multiplies too. Removed incorrect commutativity from
15651 operand 1 constraint where appropriate.
15652 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
15654 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
15655 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
15657 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
15658 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
15659 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
15660 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
15661 usmulhisi_hh_huh): New patterns.
15663 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
15664 lshifthi3): Fix output template to use half reg for operand 2.
15666 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
15669 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
15671 2007-02-27 Andreas Schwab <schwab@suse.de>
15673 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
15675 2007-02-27 Jan Hubicka <jh@suse.cz>
15677 * predict.c (last_basic_block_p): Remove.
15678 (tree_estimate_probability): Update return heuristic for commonized
15681 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
15683 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
15685 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
15687 * doc/include/gcc-common.texi (versionsubtitle): New macro.
15688 * doc/cpp.texi: Standardize title page.
15689 * doc/cppinternals.texi: Likewise.
15690 * doc/gcc.texi: Standardize title page, remove version number
15691 from copyright page.
15692 * doc/gccint.texi: Likewise.
15693 * doc/install.texi: Standardize title page, add table of
15696 2007-02-26 Jan Hubicka <jh@suse.cz>
15698 * predict.def: Set outcomes according to more recent results.
15699 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
15700 Remove dead predictors.
15701 * predict.c (return_prediction): Fix pasto.
15703 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
15705 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
15706 change; avoid a memory leak when returning early.
15708 2007-02-26 Mark Mitchell <mark@codesourcery.com>
15710 * c-decl.c (static_ctors): Move to c-common.c.
15711 (static_dtors): Likewise.
15712 (finish_function): Use c_record_cdtor_fn.
15713 (build_cdtor): Move to c-common.c.
15714 (c_write_global_declarations): Use c_build_cdtor_fns.
15715 * c-common.h (static_ctors): Declare.
15716 (static_dtors): Likewise.
15717 (c_record_cdtor_fn): Likewise.
15718 (c_build_cdtor_fns): Likewise.
15719 * c-common.c (static_ctors): New variable.
15720 (static_dtors): Likewise.
15721 (c_record_cdtor_fn): New function.
15722 (build_cdtor): Move from c-decl.c
15723 (c_build_cdtor_fns): New function.
15725 * output.h (assemble_addr_to_section): Declare.
15726 (get_cdtor_priority_section): Likewise.
15727 * varasm.c (assemble_addr_to_section): New function.
15728 (get_cdtor_priority_section): Likewise.
15729 (default_named_section_asm_out_destructor): Use them.
15730 (destor_dtor_section_asm_out_destructor): Likewise.
15731 (default_named_section_asm_out_constructor): Likewise.
15732 (default_ctor_section_asm_out_constructor): Likewise.
15733 * config.gcc (*-*-vxworks*): Include vxworks.o.
15734 * config/t-vxworks (vxworks.o): New target.
15735 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
15736 (TARGET_ASM_CONSTRUCTOR): Define.
15737 (TARGET_ASM_DESTRUCTOR): Likewise.
15738 (vxworks_asm_out_constructor): Declare.
15739 (vxworks_asm_out_destructor): Likewise.
15741 * c-common.c (get_priority): Check that we have not just an
15742 INTEGER_CST, but an integer constant with integeral type.
15744 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
15746 PR tree-optimization/30938
15747 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
15748 use &dt[nargs-1] instead of &dt[nargs] in the call to
15749 vect_is_simple_use().
15751 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
15753 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
15754 from register elimination as PRE_MODIFY / POST_MODIFY increments.
15755 Do not attempt to handle MEM inside auto-inc expressions.
15756 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
15757 of a register modified by an auto-inc expression. However, do handle
15758 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
15759 (elimination_effects): Prohibit elimination of a register modified
15760 by an auto-inc expression. Disable register elimination rules whose
15761 target register is modified by an auto-inc expression with variable
15764 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
15766 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
15768 (array_at_struct_end_p): New function.
15769 (idx_infer_loop_bounds): Use it.
15770 (estimate_numbers_of_iterations_loop): Export.
15771 * predict.c (predict_loops): Use estimated_loop_iterations_int.
15772 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
15773 (tree_estimate_probability): Call record_loop_exits.
15774 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
15775 (estimated_loop_iterations, estimated_loop_iterations_int,
15776 estimated_loop_iterations_tree): New functions.
15777 (analyze_siv_subscript_cst_affine,
15778 compute_overlap_steps_for_affine_1_2,
15779 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
15780 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
15781 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
15782 (PRED_LOOP_ITERATIONS_GUESSED): New.
15783 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
15784 * cfgloop.h (estimate_numbers_of_iterations_loop,
15785 estimated_loop_iterations_int): Declare.
15787 2007-02-25 Mark Mitchell <mark@codesourcery.com>
15789 * doc/extend.texi: Document optional priority argument to
15790 constructors and destructors.
15791 * tree.c (init_priority_for_decl): Adjust GTY markers.
15792 (init_ttree): Use priority-info hash functions for
15793 init_priority_for_decl.
15794 (tree_map_eq): Rename to ...
15795 (tree_map_base_eq): ... this.
15796 (tree_map_marked_p): Rename to ...
15797 (tree_map_base_marked_p): ... this.
15798 (tree_map_base_hash): New function.
15799 (decl_init_priority_lookup): Rework.
15800 (decl_fini_priority_lookup): New function.
15801 (decl_priority_info): New function.
15802 (decl_init_priority_insert): Use it.
15803 (decl_fini_priority_insert): Likewise.
15804 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
15806 (decl_restrict_base_insert): Likewise.
15807 (decl_debug_expr_insert): Likewise.
15808 (decl_value_expr_lookup): Likewise.
15809 (decl_value_expr_insert): Likewise.
15810 * tree.h (priority_type): New type.
15811 (decl_init_priority_lookup): Use priority_type.
15812 (decl_fini_priority_lookup): New function.
15813 (decl_init_priority_insert): Use priority_type.
15814 (decl_fini_priority_insert): New function.
15815 (DECL_HAS_INIT_PRIORITY): Tweak comments.
15816 (DECL_INIT_PRIORITY): Likewise.
15817 (SET_DECL_INIT_PRIORITY): Add comment.
15818 (DECL_FINI_PRIORITY): New macro.
15819 (SET_DECL_FINI_PRIORITY): Likewise.
15820 (DEFAULT_INIT_PRIORITY): Document.
15821 (MAX_INIT_PRIORITY): Likewise.
15822 (MAX_RESERVED_INIT_PRIORITY): Likewise.
15823 (tree_map_base): New type.
15824 (tree_map_base_eq): New function.
15825 (tree_map_base_hash): Likewise.
15826 (tree_map_base_marked_p): Likewise.
15827 (tree_map): Inherit from tree_map_base.
15828 (tree_map_eq): Make it a macro.
15829 (tree_map_marked_p): Likewise.
15830 (tree_int_map): Inherit from tree_map_base.
15831 (tree_int_map_eq): Make it a macro.
15832 (tree_int_map_hash): Likewise.
15833 (tree_int_map_marked_p): Likewise.
15834 (tree_priority_map): New type.
15835 (tree_priority_map_eq): New macro.
15836 (tree_priority_map_hash): Likewise.
15837 (tree_priority_map_marked_p): Likewise.
15838 * varasm.c (emults_decl): Adjust for refactoring of tree_map
15840 (emutls_common_1): Likewise.
15841 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
15842 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
15843 of tree_map hierarchy.
15844 * tree-cfg.c (move_stmt_r): Likewise.
15845 (new_label_mapper): Likewise.
15846 * c-tree.h (c_expand_body): Move to ...
15847 * c-common.h (c_expand_body): ... here.
15848 * c-decl.c (c_expand_body): Move to ...
15849 * c-common.c (c_expand_body): ... here.
15850 (c_common_attribute_table): Allow 1 argument for the constructor
15851 and destructor attributes.
15852 (get_priority): New function.
15853 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
15854 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
15856 2007-02-24 Jan Hubicka <jh@suse.cz>
15858 PR middle-end/30509
15859 * tree-inline.c (copy_bb): Produce exact copy of EH info when
15860 copying for inlining.
15862 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
15863 Jan Hubicka <jh@suse.cz>
15866 * i386.c (counter_mode): New function.
15867 (expand_set_or_movmem_via_loop): Use it.
15868 (expand_movmem_epilogue): Likewise; fix pasto.
15869 (ix86_expand_movmem): Do emit guard even for constant counts.
15870 (ix86_expand_setmem): Likewise.
15872 2007-02-25 Nick Clifton <nickc@redhat.com>
15874 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
15875 (JUMP_TABLES_IN_TEXT_SECTION): Define.
15877 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
15880 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
15881 count argument with 0x10, not with 0x16.
15882 (expand_setmem_epilogue): Ditto.
15884 2007-02-24 Mike Stump <mrs@apple.com>
15886 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
15889 2007-02-24 Richard Guenther <rguenther@suse.de>
15891 PR middle-end/30951
15892 * fold-const.c (fold_binary): Fold x +- CST op x for
15893 EQ_EXPR and NE_EXPR.
15895 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15897 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
15899 2007-02-24 Jan Hubicka <jh@suse.cz>
15901 * cgraphunit.c (decide_is_function_needed): Honor
15902 -fkeep-inline-functions.
15904 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15906 * builtins.c (fold_builtin_modf): New.
15907 (fold_builtin_2): Use it.
15909 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
15911 * loop-iv.c (implies_p): Detect additional cases where A implies B.
15912 (determine_max_iter): Take additional LOOP arg; all callers changed.
15913 Lose broken logic dealing with PLUS. Try to limit the upper bound by
15914 one using simplifications.
15915 (simplify_using_initial_values): Return if the expression becomes
15916 invalid due to altered regs.
15918 2007-02-23 DJ Delorie <dj@redhat.com>
15920 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
15922 2007-02-23 Mike Stump <mrs@apple.com>
15924 * tlink.c (scan_linker_output): Parse linker messages from
15925 darwin9's linker better.
15927 2007-02-23 Steve Ellcey <sje@cup.hp.com>
15930 * varpool.c (varpool_assemble_pending_decls): Set
15931 varpool_last_needed_node to null.
15933 2007-02-23 DJ Delorie <dj@redhat.com>
15935 * config/i386/i386.c (ix86_data_alignment): Don't specify an
15936 alignment bigger than the object file can handle.
15938 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
15941 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
15942 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
15943 (*movsf_1): Penalize MMX moves.
15945 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
15947 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
15948 2^32-1 or more times unless flag_unsafe_loop_optimizations.
15950 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
15952 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15954 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
15955 (fold_builtin_1): Use them.
15956 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15957 BUILT_IN_SIGNIFICAND.
15959 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
15961 * config/i386/i386.c (bdesc_1arg): Initialize
15962 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
15963 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
15964 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
15965 and IX86_BUILTIN_MOVSLDUP.
15967 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
15969 PR rtl-optimization/30841
15970 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
15972 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15974 * builtins.c (fold_builtin_frexp): New.
15975 (fold_builtin_2): Use it.
15977 2007-02-22 Mark Mitchell <mark@codesourcery.com>
15979 * doc/invoke.texi (Spec Files): Document getenv spec function.
15981 * gcc.c (getenv_spec_function): New function.
15982 (static_spec_functions): Add it.
15983 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
15984 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
15987 2007-02-22 Michael Matz <matz@suse.de
15990 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
15991 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
15993 2007-02-22 Ian Lance Taylor <iant@google.com>
15996 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
15997 (mem_loc_descriptor): Call it.
15999 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
16000 Ira Rosen <irar@il.ibm.com>
16002 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
16004 2007-02-22 Ira Rosen <irar@il.ibm.com>
16006 PR tree-optimization/30843
16007 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
16008 stores only after all the group is vectorized.
16010 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
16012 PR tree-optimization/30858
16013 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
16014 in the reduction cycle have a single use in the loop.
16015 * tree-vectorizer.h (relevant): Add documentation.
16017 2007-02-20 Mike Stump <mrs@apple.com>
16019 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
16020 * configure: Regenerate.
16022 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16024 Change the defaults of some parameters and options.
16025 * config/spu/spu-protos.h (spu_optimization_options): Declare.
16026 * config/spu/spu.c (spu_optimization_options): Add.
16027 (spu_override_options): Change params in spu_optimization_options.
16028 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
16030 Register 127 is only 16 byte aligned when used as a frame pointer.
16031 * config/spu/spu-protos.h (spu_init_expanders): Declare.
16032 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
16033 HARD_FRAME_POINTER_REGNUM.
16034 (spu_legitimate_address): Use regno_aligned_for_reload.
16035 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
16036 aligned when frame_pointer_needed is true.
16037 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
16039 * config/spu/spu.h (INIT_EXPANDERS): Define.
16041 Make sure shift and rotate instructions have valid immediate operands.
16042 * config/spu/predicates.md (spu_shift_operand): Remove.
16043 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
16044 * config/spu/constraints.md (W, O): Extend range.
16045 * config/spu/spu.md (umask, nmask): Define.
16046 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
16047 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
16048 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
16049 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
16050 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
16051 (lshr<mode>3_reg): Fix rtl description.
16053 Make sure mulhisi immediate operands are valid.
16054 * config/spu/predicates.md (imm_K_operand): Add.
16055 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
16057 Generate constants using fsmbi and andi.
16058 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
16059 (print_operand, spu_split_immediate, classify_immediate,
16060 fsmbi_const_p): Handle IC_FSMBI2.
16062 Correctly handle a CONST_VECTOR containing symbols.
16063 * config/spu/spu.c (print_operand): Handle HIGH correctly.
16064 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
16065 (immediate_load_p): Allow symbols that use 2 instructions to create.
16066 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
16067 with symbols when flag_pic is set.
16068 (const_vector_immediate_p): New.
16069 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
16070 accept a CONST_VECTOR with symbols.
16071 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
16072 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
16074 * config/spu/spu.md (high, low): Delete.
16075 (low_<mode>): Define.
16077 Remove INTRmode and INTR_REGNUM, which didn't work.
16078 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
16080 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
16081 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
16082 peephole2 pattern): Don't use INTR or 131.
16083 (movintrcc): Delete.
16084 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
16085 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
16086 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
16087 (UNSPEC_SET_INTR): Add.
16088 * config/spu/spu-modes.def (INTR): Remove.
16090 More accurate warnings about run-time relocations.
16091 * config/spu/spu.c (reloc_diagnostic): Test in_section.
16093 Correctly warn about immediate arguments to specific intrinsics.
16094 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
16095 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
16096 the instruction predicate.
16098 Fix tree check errors with latest update.
16099 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
16101 (spu_expand_builtin): Use CALL_EXPR_FN.
16103 Add missing specific intrinsics.
16104 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
16106 * config/spu/spu_internals.h: Ditto.
16108 Fix incorrect operand modifiers.
16109 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
16110 * config/spu/spu.md (xor<mode>3): Change %S to %J.
16112 Optimize one case of zero_extend of a vec_select.
16113 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
16115 Accept any immediate for hbr.
16116 * config/spu/spu.md (hbr): Change s constraints to i.
16118 2007-02-21 Paul Brook <paul@codesourcery.com>
16120 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
16121 condexec_count when skipping USE and CLOBBER.
16123 2007-02-21 Nick Clifton <nickc@redhat.com>
16125 * common.opt (Warray-bounds): Add Warning attribute.
16126 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
16128 (fsized-zeroes): Add Optimization attribute.
16129 (fsplit-wide-types, ftree-scev-cprop): Likewise.
16130 * c.opt (Wc++0x-compat): Add Warning attribute.
16132 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
16134 PR middle-end/30761
16135 * reload1.c (eliminate_regs_in_insn): In the single_set special
16136 case, attempt to re-recognize the insn before falling back to
16137 having reload fix it up.
16139 2007-02-20 Eric Christopher <echristo@gmail.com>
16141 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
16142 Rewrite accordingly.
16143 (frv_read_iacc_argument): Ditto.
16144 (frv_expand_set_builtin): Take a call instead of arglist, update for
16146 (frv_expand_unop_builtin): Ditto.
16147 (frv_expand_binop_builtin): Ditto.
16148 (frv_expand_cut_builtin): Ditto.
16149 (frv_expand_binopimm_builtin): Ditto.
16150 (frv_expand_voidbinop_builtin): Ditto.
16151 (frv_expand_int_void2arg): Ditto.
16152 (frv_expand_prefetches): Ditto.
16153 (frv_expand_voidtriop_builtin): Ditto.
16154 (frv_expand_voidaccop_builtin): Ditto.
16155 (frv_expand_load_builtin): Ditto.
16156 (frv_expand_store_builtin): Ditto.
16157 (frv_expand_mdpackh_builtin): Ditto.
16158 (frv_expand_mclracc_builtin): Ditto.
16159 (frv_expand_mrdacc_builtin): Ditto.
16160 (frv_expand_mwtacc_builtin): Ditto.
16161 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
16164 2007-02-20 Janis Johnson <janis187@us.ibm.com>
16166 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
16167 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
16169 (HAVE_GAS_DFP): Check for assembler support of decimal floating
16170 point instructions.
16171 * configure: Regenerate.
16172 * config.in: Regenerate.
16173 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
16174 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
16175 masks to power6 and power6x and to POWERPC_MASKS.
16176 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16178 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
16179 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
16180 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16181 Access PROTOTYPE as variable, not mask.
16183 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
16185 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
16186 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
16187 * combine.c (adjust_for_new_dest): Use it.
16188 * postreload.c (reload_combine): Likewise.
16190 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
16192 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
16193 notes on an insn with multiple sets, even if single_set returns
16194 non-NULL for that insn.
16196 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16198 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
16199 scalbn and scalbln.
16201 2007-02-20 Geoffrey Keating <geoffk@apple.com>
16203 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
16204 if user didn't pass it.
16205 * config/i386/darwin.h (CC1_SPEC): Likewise.
16206 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
16207 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
16208 -mmacosx-version-min.
16210 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16211 Uros Bizjak <ubizjak@gmail.com>
16213 * optabs.h (enum optab_index): Add new OTI_scalb.
16214 (scalb_optab): Define corresponding macro.
16215 * optabs.c (init_optabs): Initialize scalb_optab.
16216 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
16218 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
16219 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
16220 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
16221 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
16222 flag_unsafe_math_optimizations is set.
16224 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
16225 to implement scalbf, scalb and scalbl built-ins as inline x87
16228 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16229 DJ Delorie <dj@redhat.com>
16232 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
16233 (diagnostic_report_diagnostic): ... here, and turn them into real
16234 errors. If warnings are inhibited, no need to do anything.
16236 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
16238 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
16239 better code generation.
16241 2007-02-20 Ben Elliston <bje@au.ibm.com>
16243 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
16245 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
16247 * config/alpha/alpha.c, config/alpha/alpha.md,
16248 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
16249 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
16250 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
16251 config/arm/lib1funcs.asm: Follow spelling conventions.
16253 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
16254 config/fr30/fr30.md, config/i386/i386.h,
16255 config/iq2000/iq2000.h, config/iq2000/predicates.md,
16256 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
16257 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
16258 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
16259 config/rs6000/altivec.md, config/rs6000/rs6000.c,
16260 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
16261 config/sparc/sparc.c, config/sparc/sparc.h,
16262 config/sparc/sparc.md, config/spu/constraints.md,
16263 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
16266 2007-02-20 Alan Modra <amodra@bigpond.net.au>
16269 * varasm.c (use_blocks_for_decl_p): Return false for decls with
16272 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
16274 * doc/invoke.texi (-ftree-lrs): Remove.
16276 2007-02-19 Diego Novillo <dnovillo@redhat.com>
16278 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
16281 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
16283 * config/ia64/ia64.c (ia64_expand_builtin): Use the
16284 new CALL_EXPR_FN macro for retrieving the function
16285 declaration of the input expression.
16287 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16289 * c.opt (Waddress): New.
16290 * common.opt (Walways-true): Delete.
16291 (Wstring-literal-comparison): Delete.
16292 * doc/invoke.texi (Warning Options): Delete -Walways-true and
16293 -Wstring-literal-comparison. Add -Waddress.
16295 (Walways-true): Delete.
16296 (Wstring-literal-comparison): Delete.
16297 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
16298 consistently instead of -Walways-true in example.
16299 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
16300 * c-typeck.c (parser_build_binary_op): Replace
16301 -Wstring-literal-comparison and -Walways-true with -Waddress.
16302 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
16305 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
16307 * tree-cfg.c (dump_function_to_file): Be prepared for functions
16308 without DECL_STRUCT_FUNCTION initialized.
16310 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
16312 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
16313 due to calls to functions taking pointers as parameters.
16315 2007-02-19 Richard Henderson <rth@redhat.com>
16318 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
16321 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
16323 * config/s390/s390.c (s390_call_saved_register_used,
16324 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
16325 accessed to the new scheme.
16327 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16329 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
16330 (cris_print_index, cris_print_operand, cris_print_operand_address)
16331 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
16332 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
16333 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
16334 GET_CODE () == xxx.
16335 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
16336 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
16337 GO_IF_LEGITIMATE_ADDRESS): Ditto.
16338 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
16339 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
16340 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
16341 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
16342 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
16343 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
16344 (uminsi3, call, call_value): Ditto.
16345 (define_split: indir_to_reg_split, unnamed): Ditto.
16347 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
16349 PR tree-optimization/30975
16350 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
16353 2007-02-18 Eric Christopher <echristo@gmail.com>
16355 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
16356 Remove use of arglist.
16357 (mips_expand_builtin): Remove use of arglist, pass in expr.
16358 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
16359 (mips_expand_builtin_movtf): Ditto.
16360 (mips_expand_builtin_compare): Ditto.
16362 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
16364 * tree-sra.c (sra_build_assignment): Replace assertion
16365 checking with a comment explaining why it can't be done.
16367 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
16369 PR middle-end/30833
16370 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
16371 during CALL_EXPR representation conversion.
16372 * tree-ssa-propagate.c (set_rhs): Likewise.
16374 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
16376 * tree-sra.c (sra_build_assignment): Disable assertion checking
16379 2007-02-18 Roger Sayle <roger@eyesopen.com>
16381 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
16382 instead of calling build2 with a GIMPLE_MODIFY_STMT.
16383 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
16385 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
16386 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
16387 gimplify_init_ctor_eval_range, gimple_push_cleanup,
16388 gimplify_omp_for, gimplify_omp_atomic_pipeline,
16389 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
16390 force_gimple_operand): Likewise.
16391 * ipa-cp.c (constant_val_insert): Likewise.
16392 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
16393 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
16394 perfect_nestify): Likewise.
16395 * langhooks.c (lhd_omp_assignment): Likewise.
16396 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
16397 lower_copyprivate_clauses, lower_send_clauses,
16398 lower_send_shared_vars, expand_parallel_call,
16399 expand_omp_for_generic, expand_omp_for_static_nochunk,
16400 expand_omp_for_static_chunk, expand_omp_sections,
16401 lower_omp_single_copy, lower_omp_for_lastprivate,
16402 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
16403 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16404 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
16407 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
16409 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
16410 config/sh/sh.md: Follow spelling conventions.
16412 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
16413 config/frv/predicates.md: Follow spelling conventions.
16415 * config/m68k/linux-unwind.h: Fix a comment typo.
16416 * target.h: Follow spelling conventions.
16418 2007-02-18 Roger Sayle <roger@eyesopen.com>
16420 PR rtl-optimization/28173
16421 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
16422 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
16423 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
16424 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
16425 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
16427 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16429 * builtins.c (fold_builtin_load_exponent): New.
16430 (fold_builtin_2): Use it.
16432 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
16434 PR rtl-optimization/30773
16435 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
16436 if we fail to attach a REG_EQUIV note.
16438 2007-02-18 David Edelsohn <edelsohn@gnu.org>
16439 Roger Sayle <roger@eyesopen.com>
16441 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
16443 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
16445 * calls.c (initialize_argument_information): Pass original EXP
16446 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
16447 code to split complex arguments here, as part of initializing the
16449 (expand_call): Remove code that builds a list of arguments and
16450 inserts implicit arguments into it. Instead, just count how many
16451 implicit arguments there will be so we can determine the size of
16452 the ARGS array, and let initialize_argument_information do the work.
16453 (split_complex_values): Delete unused function.
16455 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
16457 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
16459 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
16461 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
16462 for arg pointer based indexed addressing.
16464 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
16466 * config/ia64/ia64.h, config/ia64/ia64.md,
16467 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
16468 spelling conventions.
16470 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
16472 * config/m68k/m68k.c (split_di): New.
16473 * config/m68k/m68k-protos.h: Declare split_di.
16474 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
16475 Improve predicate handling and split constant shifts.
16477 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
16479 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
16480 parameter for register bitfield operations, general predicates
16483 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
16485 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
16486 * config/m68k/linux-unwind.h: New file.
16488 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
16490 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
16491 config/i386/athlon.md, config/ia64/ia64.md,
16492 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
16493 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
16494 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
16495 tree-ssa-loop-niter.c, tree-vect-analyze.c,
16496 tree-vect-transform.c: Fix comment typos.
16498 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
16500 * sched-deps.c (find_insn_list): Remove.
16501 * sched-int.h: Remove the prototype for find_insn_list.
16503 2007-02-16 Geoffrey Keating <geoffk@apple.com>
16505 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
16507 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
16508 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
16509 darwin_rs6000_override_options.
16510 (C_COMMON_OVERRIDE_OPTIONS): Expect
16511 darwin_macosx_version_min to be non-NULL always.
16512 (TARGET_C99_FUNCTIONS): Likewise.
16513 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
16514 (DARWIN_MINVERSION_SPEC): New.
16515 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
16516 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
16518 (DARWIN_MINVERSION_SPEC): New.
16519 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
16521 * config/darwin-c.c (darwin_cpp_builtins): Expect
16522 darwin_macosx_version_min to be non-NULL always.
16524 * config/rs6000/rs6000.c: Clean up trailing whitespace.
16526 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
16528 * config/i386/i386.h (x86_use_xchgb): New.
16529 (TARGET_USE_XCHGB): New macro.
16530 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
16531 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
16532 Split after reload into bswaphi for shifts of 8.
16533 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
16534 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
16535 or when optimizing for size.
16537 2007-02-16 Richard Guenther <rguenther@suse.de>
16538 Christian Bruel <christian.bruel@st.com>
16540 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
16541 DECLs but prefer SSA_NAMEs over DECLs.
16543 2007-02-16 Richard Guenther <rguenther@suse.de>
16545 * tree-flow-inline.h (single_imm_use_p): Remove.
16546 (zero_imm_uses_p): Likewise.
16547 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
16548 instead of single_imm_use_p.
16549 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
16552 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16555 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
16556 nested double- and backquotes.
16558 2007-02-15 Roger Sayle <roger@eyesopen.com>
16560 PR middle-end/30391
16561 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
16562 should be unreachable.
16563 (build2_stat): Allow construction of MODIFY_EXPR at any time.
16564 For the time being redirect GIMPLE_MODIFY_STMT to the new
16565 (renamed) build_gimple_modify_stmt_stat.
16566 (build2_gimple_stat): Rename to...
16567 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
16568 Always build a GIMPLE_MODIFY_STMT node.
16569 * tree.h (build2_gimple, build2_gimple_stat): Delete.
16570 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
16573 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
16574 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
16575 * tree-complex.c (set_component_ssa_name, expand_complex_move,
16576 expand_complex_div_wide): Likewise.
16577 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
16578 * tree-ssa-loop-im.c (schedule_sm): Likewise.
16579 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
16580 * tree-ssa-loop-manip.c (create_iv): Likewise.
16581 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
16582 abs_replacement): Likewise.
16583 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
16584 realify_fake_stores): Likewise.
16586 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
16587 node rather than a GIMPLE_MODIFY_STMT node.
16588 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
16589 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
16591 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
16592 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
16593 GIMPLE_MODIFY_STMT.
16595 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16597 PR middle-end/30433
16598 * fold-const.c (fold_comparison): Add back the
16599 folding of constant complex comparisions.
16601 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16603 PR middle-end/30729
16604 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
16605 effects unknown to this function, return early.
16607 2007-02-15 Ian Lance Taylor <iant@google.com>
16609 * lower-subreg.c (move_eh_region_note): New static function.
16610 (resolve_simple_move): Call it.
16611 (decompose_multiword_subregs): Track blocks for which we resolve a
16612 simple move which is also a control flow insn. Pass them to
16613 find_many_sub_basic_blocks.
16614 (pass_lower_subreg): Add TODO_verify_flow.
16615 (pass_lower_subreg2): Likewise.
16617 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16618 Brooks Moses <brooks.moses@codesourcery.com>
16619 Lee Millward <lee.millward@codesourcery.com>
16621 * tree.h (enum tree_code_class): Add tcc_vl_exp.
16622 (VL_EXP_CLASS_P): New.
16623 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
16625 (TREE_OPERAND_CHECK_CODE): Likewise.
16626 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
16627 (TREE_RTL_OPERAND_CHECK): Likewise.
16628 (tree_operand_check_failed): Make second parameter the whole tree
16629 instead of its code. Fixed callers.
16630 (VL_EXP_CHECK): New.
16631 (TREE_OPERAND_LENGTH): New.
16632 (VL_EXP_OPERAND_LENGTH): New.
16633 (CALL_EXPR_FN): New.
16634 (CALL_EXPR_STATIC_CHAIN): New.
16635 (CALL_EXPR_ARGS): New.
16636 (CALL_EXPR_ARG): New.
16637 (call_expr_nargs): New.
16638 (CALL_EXPR_ARGP): New.
16639 (build_nt_call_list): Declare.
16640 (build_vl_exp_stat): Declare.
16641 (build_vl_exp): New.
16642 (build_call_list): Declare.
16643 (build_call_nary): Declare.
16644 (build_call_valist): Declare.
16645 (build_call_array): Declare.
16646 (call_expr_arg): Declare.
16647 (call_expr_argp): Declare.
16648 (call_expr_arglist): Declare.
16649 (fold_build_call_list): Declare.
16650 (fold_build_call_list_initializer): Declare.
16651 (fold_call_expr): Declare to replace fold_builtin.
16652 (fold_builtin_fputs): Update to agree with modified definition.
16653 (fold_builtin_strcpy): Likewise.
16654 (fold_builtin_strncpy): Likewise.
16655 (fold_builtin_memory_chk): Likewise.
16656 (fold_builtin_stxcpy_chk): Likewise.
16657 (fold_builtin_strncpy_chk): Likewise.
16658 (fold_builtin_next_arg): Likewise.
16659 (fold_build_call_expr): Declare.
16660 (fold_builtin_call_list): Declare.
16661 (fold_builtin_call_valist): Declare.
16662 (build_call_expr): Declare.
16663 (validate_arglist): Update to agree with modified definition.
16664 (tree_operand_length): New.
16665 (call_expr_arg_iterator): New.
16666 (init_call_expr_arg_iterator): New.
16667 (next_call_expr_arg): New.
16668 (first_call_expr_arg): New.
16669 (more_call_expr_args_p): New.
16670 (FOR_EACH_CALL_EXPR_ARG): New.
16672 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
16673 and tcc_gimple_stmt.
16674 (tree_code_size): Update documentation. Use sizeof (tree) rather
16675 than sizeof (char *).
16676 (tree_size): Likewise. Add case for tcc_vl_exp.
16677 (tree_node_structure): Add case for tcc_vl_exp.
16678 (contains_placeholder_p): Likewise.
16679 (substitute_in_expr): Likewise.
16680 (substitute_placeholder_in_expr): Likewise.
16681 (stabilize_reference_1): Likewise.
16682 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
16683 to diagnose breakage of this interface for constructing CALL_EXPRs.
16684 (build_nt): Add similar assertion here.
16685 (build_nt_call_list): New.
16686 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
16687 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
16689 (get_callee_fndecl): Use new CALL_EXPR accessors.
16690 (tree_operand_check_failed): Change parameters to pass entire node
16691 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
16692 (process_call_operands): New.
16693 (build_vl_exp_stat): New.
16694 (build_call_list): New.
16695 (build_call_nary): New.
16696 (build_call_valist): New.
16697 (build_call_array): New.
16698 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16699 (call_expr_arglist): New.
16701 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
16702 tcc_vl_exp instead of a fixed-size tcc_expression.
16704 * doc/c-tree.texi (CALL_EXPR): Document new representation and
16705 accessors for CALL_EXPRs.
16706 (AGGR_INIT_EXPR): Likewise.
16708 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16709 Brooks Moses <brooks.moses@codesourcery.com>
16710 Lee Millward <lee.millward@codesourcery.com>
16712 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
16713 (expand_builtin_nonlocal_goto): Change parameter to be entire
16714 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
16715 (expand_builtin_prefetch): Likewise.
16716 (expand_builtin_classify_type): Likewise.
16717 (mathfn_built_in): Return NULL_TREE instead of 0.
16718 (expand_errno_check): Use new CALL_EXPR accessors.
16719 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
16720 Return NULL_RTX instead of 0.
16721 (expand_builtin_mathfn_2): Likewise.
16722 (expand_builtin_mathfn_3): Likewise.
16723 (expand_builtin_interclass_mathfn): Likewise.
16724 (expand_builtin_sincos): Likewise.
16725 (expand_builtin_cexpi): Likewise.
16726 (expand_builtin_int_roundingfn): Likewise.
16727 (expand_builtin_int_roundingfn_2): Likewise.
16728 (expand_builtin_pow): Likewise.
16729 (expand_builtin_powi): Likewise.
16730 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
16731 of arglist, fixing callers appropriately. Use new CALL_EXPR
16732 accessors and constructors. Return NULL_RTX instead of 0.
16733 (expand_builtin_strstr): Likewise.
16734 (expand_builtin_strchr): Likewise.
16735 (expand_builtin_strrchr): Likewise.
16736 (expand_builtin_strpbrk): Likewise.
16737 (expand_builtin_memcpy): Likewise.
16738 (expand_builtin_mempcpy): Likewise.
16739 (expand_builtin_mempcpy_args): New.
16740 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
16741 (expand_builtin_memmove_args): New.
16742 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
16743 (expand_movstr): Likewise.
16744 (expand_builtin_strcpy): Likewise.
16745 (expand_builtin_strcpy_args): New.
16746 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
16747 (expand_builtin_strncpy): Likewise.
16748 (expand_builtin_memset): Likewise.
16749 (expand_builtin_memset_args): New.
16750 (expand_builtin_bzero): Similarly to expand_builtin_memset.
16751 (expand_builtin_memcmp): Likewise.
16752 (expand_builtin_strcmp): Likewise.
16753 (expand_builtin_strncmp): Likewise.
16754 (expand_builtin_strcat): Likewise.
16755 (expand_builtin_strncat): Likewise.
16756 (expand_builtin_strspn): Likewise.
16757 (expand_builtin_strcspn): Likewise.
16758 (expand_builtin_args_info): Likewise.
16759 (expand_builtin_va_start): Likewise.
16760 (gimplify_va_arg_expr): Likewise.
16761 (expand_builtin_va_end): Likewise.
16762 (expand_builtin_va_copy): Likewise.
16763 (expand_builtin_frame_address): Likewise.
16764 (expand_builtin_alloca): Likewise.
16765 (expand_builtin_bswap): Likewise.
16766 (expand_builtin_unop): Likewise.
16767 (expand_builtin_fputs): Likewise.
16768 (expand_builtin_expect): Likewise.
16769 (expand_builtin_fabs): Likewise.
16770 (expand_builtin_copysign): Likewise.
16771 (expand_builtin_printf): Likewise.
16772 (expand_builtin_fprintf): Likewise.
16773 (expand_builtin_sprintf): Likewise.
16774 (expand_builtin_init_trampoline): Likewise.
16775 (expand_builtin_signbit): Likewise.
16776 (expand_builtin_fork_or_exec): Likewise.
16777 (expand_builtin_sync_operation): Likewise.
16778 (expand_builtin_compare_and_swap): Likewise.
16779 (expand_builtin_lock_test_and_set): Likewise.
16780 (expand_builtin_lock_release): Likewise.
16781 (expand_builtin): Likewise.
16782 (builtin_mathfn_code): Likewise.
16784 (fold_builtin_constant_p): Pass call arguments individually instead
16785 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
16786 accessors and constructors. Return NULL_TREE instead of 0.
16787 (fold_builtin_expect): Likewise.
16788 (fold_builtin_classify_type): Likewise.
16789 (fold_builtin_strlen): Likewise.
16790 (fold_builtin_nan): Likewise.
16791 (integer_valued_real_p): Likewise.
16792 (fold_trunc_transparent_mathfn): Likewise.
16793 (fold_fixed_mathfn): Likewise.
16794 (fold_builtin_cabs): Likewise.
16795 (fold_builtin_sqrt): Likewise.
16796 (fold_builtin_cbrt): Likewise.
16797 (fold_builtin_cos): Likewise.
16798 (fold_builtin_cosh): Likewise.
16799 (fold_builtin_tan): Likewise.
16800 (fold_builtin_sincos): Likewise.
16801 (fold_builtin_cexp): Likewise.
16802 (fold_builtin_trunc): Likewise.
16803 (fold_builtin_floor): Likewise.
16804 (fold_builtin_ceil): Likewise.
16805 (fold_builtin_round): Likewise.
16806 (fold_builtin_int_roundingfn): Likewise.
16807 (fold_builtin_bitop): Likewise.
16808 (fold_builtin_bswap): Likewise.
16809 (fold_builtin_logarithm): Likewise.
16810 (fold_builtin_hypot): Likewise.
16811 (fold_builtin_pow): Likewise.
16812 (fold_builtin_powi): Likewise.
16813 (fold_builtin_exponent): Likewise.
16814 (fold_builtin_memset): Likewise.
16815 (fold_builtin_bzero): Likewise.
16816 (fold_builtin_memory_op): Likewise.
16817 (fold_builtin_bcopy): Deleted; call site changed to invoke
16818 fold_builtin_memory_op directly.
16819 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
16820 (fold_builtin_strncpy): Likewise.
16821 (fold_builtin_memcmp): Likewise.
16822 (fold_builtin_strcmp): Likewise.
16823 (fold_builtin_strncmp): Likewise.
16824 (fold_builtin_signbit): Likewise.
16825 (fold_builtin_copysign): Likewise.
16826 (fold_builtin_isascii): Likewise.
16827 (fold_builtin_toascii): Likewise.
16828 (fold_builtin_isdigit): Likewise.
16829 (fold_builtin_fabs): Likewise.
16830 (fold_builtin_abs): Likewise.
16831 (fold_builtin_fmin_fmax): Likewise.
16832 (fold_builtin_carg): Likewise.
16833 (fold_builtin_classify): Likewise.
16834 (fold_builtin_unordered_cmp): Likewise.
16836 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
16837 New functions split out from fold_builtin_1.
16838 (fold_builtin_n): New.
16839 (fold_builtin_varargs): New.
16840 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
16842 (fold_call_expr): New.
16843 (build_function_call_expr): Rewrite to use new helper function.
16844 (fold_builtin_call_list): New.
16845 (build_call_expr): New.
16846 (fold_builtin_call_valist): New.
16847 (rewrite_call_expr): New.
16848 (validate_arg): New.
16849 (validate_arglist): Change parameter to be entire CALL_EXPR instead
16850 of an arglist. Change return type to bool. Use new CALL_EXPR
16853 (fold_builtin_strstr): Pass call arguments individually instead
16854 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
16855 accessors and constructors. Return NULL_TREE instead of 0.
16856 (fold_builtin_strchr): Likewise.
16857 (fold_builtin_strrchr): Likewise.
16858 (fold_builtin_strpbrk): Likewise.
16859 (fold_builtin_strcat): Likewise.
16860 (fold_builtin_strncat): Likewise.
16861 (fold_builtin_strspn): Likewise.
16862 (fold_builtin_strcspn): Likewise.
16863 (fold_builtin_fputs): Likewise.
16864 (fold_builtin_next_arg): Likewise.
16865 (fold_builtin_sprintf): Likewise.
16867 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
16868 NULL_RTX instead of 0.
16869 (expand_builtin_memory_chk): Likewise.
16870 (maybe_emit_chk_warning): Likewise.
16871 (maybe_emit_sprintf_chk_warning): Likewise.
16873 (fold_builtin_object_size): Pass call arguments individually instead
16874 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
16875 accessors and constructors. Return NULL_TREE instead of 0.
16876 (fold_builtin_memory_chk): Likewise.
16877 (fold_builtin_stxcpy_chk): Likewise.
16878 (fold_builtin_strncpy_chk): Likewise.
16879 (fold_builtin_strcat_chk): Likewise.
16880 (fold_builtin_strcat_chk): Likewise.
16881 (fold_builtin_strncat_chk): Likewise.
16882 (fold_builtin_sprintf_chk): Likewise.
16883 (fold_builtin_snprintf_chk): Likewise.
16884 (fold_builtin_printf): Likewise.
16885 (fold_builtin_vprintf): Likewise.
16887 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
16889 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
16890 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16891 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
16892 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
16893 (fold_unary): Likewise.
16894 (fold_binary): Likewise.
16895 (fold_ternary): Remove CALL_EXPR case, since they are no longer
16896 ternary expressions.
16897 (fold): Add logic for tcc_vl_exp.
16898 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
16899 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16900 (fold_build3_stat): Add assertion to flag broken interface for
16901 constructing CALL_EXPRs.
16902 (fold_build_call_list): New.
16903 (fold_build_call_list_initializer): New.
16904 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
16906 (fold_strip_sign_ops): Likewise.
16908 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16909 Brooks Moses <brooks.moses@codesourcery.com>
16910 Lee Millward <lee.millward@codesourcery.com>
16912 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
16913 accessors and dump arguments explicitly.
16915 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
16917 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
16919 (print_call_name): Use new CALL_EXPR accessors.
16921 * print-tree.c (print_node): Add case tcc_vl_exp. Print
16922 CALL_EXPR arguments explicitly instead of as a list. Use
16923 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16925 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
16926 (vrp_visit_stmt): Likewise.
16928 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
16929 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
16931 (force_move_till_expr): Likewise.
16933 * targhooks.c (default_external_stack_protect_fail): Use
16934 build_call_expr instead of build_function_call_expr.
16935 (default_hidden_stack_protect_fail): Likewise.
16937 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
16940 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
16941 and walk arguments explicitly.
16943 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
16944 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16945 (expand_simple_operations): Likewise.
16946 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
16948 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
16949 of TREE_CODE_LENGTH.
16950 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
16952 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
16953 instead of TREE_CODE_LENGTH.
16955 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
16956 (tree_ic_transform): Likewise.
16957 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
16958 parameter instead of arglist. Fix callers.
16959 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
16960 (tree_stringops_transform): Likewise.
16961 (tree_indirect_call_to_profile): Likewise.
16962 (tree_stringops_values_to_profile): Likewise.
16964 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
16965 (eliminate_tail_call): Likewise.
16967 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
16969 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
16970 Use TREE_OPERAND_LENGTH and generalize to handle any number of
16972 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
16974 * omp-low.c (build_omp_barrier): Use build_call_expr.
16975 (lower_rec_input_clauses): Likewise.
16976 (lower_reduction_clauses): Likewise.
16977 (expand_parallel_call): Likewise.
16978 (maybe_catch_exception): Likewise.
16979 (expand_omp_for_generic): Likewise.
16980 (expand_omp_for_static_nochunk): Likewise.
16981 (expand_omp_sections): Likewise.
16982 (lower_omp_single_simple): Likewise.
16983 (lower_omp_single_copy): Likewise.
16984 (lower_omp_master): Likewise.
16985 (lower_omp_ordered): Likewise.
16986 (lower_omp_critical): Likewise.
16988 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
16989 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
16991 * tree-gimple.c (is_gimple_call_addr): Fix doc.
16992 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
16993 TREE_CODE_LENGTH. Add tcc_vl_exp case.
16995 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
16996 and generalize to handle any number of operands.
16997 (chrec_contains_undetermined): Likewise.
16998 (tree_contains_chrecs): Likewise.
16999 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
17001 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
17003 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
17004 fold_call_expr instead of fold_builtin.
17005 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
17006 match declarations there.
17007 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
17010 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
17011 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17013 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
17014 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
17016 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
17019 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
17020 (execute_cse_sincos): Use new CALL_EXPR accessors.
17022 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
17024 * gimple-low.c (lower_function_body): Use build_call_expr.
17025 (lower_builtin_setjmp): Likewise.
17027 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
17028 (set_storage_via_libcall): Likewise.
17029 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
17030 instead of TREE_CODE_LENGTH.
17031 (expand_expr_real_1): Use new CALL_EXPR accessors.
17033 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
17034 generalize to handle any number of operands.
17035 (TB_parent_eq): Likewise.
17037 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
17038 (strip_builtin_expect): Likewise.
17040 * function.c (gimplify_parameters): Use build_call_expr.
17042 * tree-vectorizer.c (vect_is_simple_reduction): Use
17043 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17045 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
17046 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
17048 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
17051 * gimplify.c (build_stack_save_restore): Use build_call_expr.
17052 (gimplify_decl_expr): Likewise.
17053 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
17054 Use new CALL_EXPR iterators.
17055 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
17056 (gimplify_modify_expr_to_memset): Likewise.
17057 (gimplify_variable_sized_compare): Likewise.
17058 (gimplify_omp_atomic_fetch_op): Likewise.
17059 (gimplify_omp_atomic_pipeline): Likewise.
17060 (gimplify_omp_atomic_mutex): Likewise.
17061 (gimplify_function_tree): Likewise.
17063 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
17064 (call_expr_flags): Likewise.
17065 (expand_call): Likewise.
17067 * except.c (expand_builtin_eh_return_data_regno): Pass entire
17068 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
17071 * coverage.c (create_coverage): Use build_call_expr.
17073 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
17074 (temp_call_expr_obstack): New.
17075 (pool_copy_list): Delete.
17076 (temp_copy_call_expr): New.
17077 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
17078 CALL_EXPR accessors. Get rid of special goo for copying argument
17079 lists and use temp_copy_call_expr instead.
17080 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
17081 CALL_EXPR accessors.
17082 (create_expression_by_pieces): Likewise. Use build_call_array
17083 to construct the result instead of fold_build3.
17084 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
17085 dealing with argument lists.
17086 (init_pre): Remove references to expression_node_pool and
17087 list_node_pool. Init temp_call_expr_obstack instead.
17088 (fini_pre): Remove references to expression_node_pool and
17091 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
17092 and walk arguments explicitly instead of as a list.
17094 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
17095 (mx_register_decls): Likewise.
17096 (mudflap_register_call): Likewise.
17097 (mudflap_finish_file): Likewise.
17099 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
17100 (ipa_callsite_compute_param): Likewise.
17102 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
17103 accessors and constructor.
17105 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
17106 accessors and constructor.
17107 (convert_tramp_reference): Likewise.
17108 (convert_call_expr): Likewise.
17109 (finalize_nesting_tree_1): Likewise.
17111 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
17114 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
17116 * tree-inline.c (initialize_inlined_parameters): Pass entire
17117 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
17119 (estimate_num_insns_1): Use new CALL_EXPR accessors.
17120 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
17122 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
17123 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17124 (vectorizable_reduction): Likewise.
17125 (vectorizable_call): Use new CALL_EXPR iterators.
17126 (vectorizable_conversion): Use build_call_expr.
17127 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
17128 (vect_gen_widened_results_half): Use build_call_expr.
17129 (vect_setup_realignment): Likewise.
17130 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
17132 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
17133 (pass_through_call): Likewise.
17134 (compute_object_sizes): Likewise. Use fold_call_expr instead of
17137 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
17138 (tree_gen_pow2_profiler): Likewise.
17139 (tree_gen_one_value_profiler): Likewise.
17140 (tree_gen_ic_func_profiler): Likewise.
17141 (tree_gen_average_profiler): Likewise.
17142 (tree_gen_ior_profiler): Likewise.
17144 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
17145 (find_func_aliases): Use new CALL_EXPR accessors. Add case
17146 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17148 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
17149 of TREE_CODE_LENGTH.
17151 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
17152 of TREE_CODE_LENGTH.
17154 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
17156 (convert_to_integer): Likewise.
17158 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
17161 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17162 Brooks Moses <brooks.moses@codesourcery.com>
17163 Lee Millward <lee.millward@codesourcery.com>
17165 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
17167 * config/frv/frv.c (frv_expand_builtin): Likewise.
17168 * config/s390/s390.c (s390_expand_builtin): Likewise.
17170 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
17171 (sparc_expand_builtin): Use new CALL_EXPR accessors.
17173 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
17174 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
17175 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
17176 (ix86_expand_store_builtin): Likewise.
17177 (ix86_expand_unop_builtin): Likewise.
17178 (ix86_expand_unop1_builtin): Likewise.
17179 (ix86_expand_sse_compare): Likewise.
17180 (ix86_expand_sse_comi): Likewise.
17181 (ix86_expand_vec_init_builtin): Likewise.
17182 (ix86_expand_vec_ext_builtin): Likewise.
17183 (ix86_expand_vec_set_builtin): Likewise.
17184 (ix86_expand_builtin): Use new CALL_EXPR accessors.
17186 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
17187 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
17189 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
17190 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
17191 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
17193 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
17195 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
17196 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
17197 arglist. Use new CALL_EXPR accessors. Fix callers.
17198 (altivec_expand_abs_builtin): Likewise.
17199 (rs6000_expand_binop_builtin): Likewise.
17200 (altivec_expand_predicate_builtin): Likewise.
17201 (altivec_expand_lv_builtin): Likewise.
17202 (spe_expand_stv_builtin): Likewise.
17203 (altivec_expand_stv_builtin): Likewise.
17204 (rs6000_expand_ternop_builtin): Likewise.
17205 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
17206 (altivec_expand_st_builtin): Likewise.
17207 (altivec_expand_dst_builtin): Likewise.
17208 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
17209 arglist. Use new CALL_EXPR accessors. Fix callers.
17210 (altivec_expand_vec_set_builtin): Likewise.
17211 (altivec_expand_vec_ext_builtin): Likewise.
17212 (altivec_expand_builtin): Use new CALL_EXPR accessors.
17213 (spe_expand_builtin): Likewise.
17214 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
17215 arglist. Use new CALL_EXPR accessors. Fix callers.
17216 (spe_expand_evsel_builtin): Likewise.
17217 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
17218 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
17220 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
17221 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
17222 (arm_expand_unop_builtin): Likewise.
17223 (arm_expand_builtin): Use new CALL_EXPR accessors.
17225 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
17228 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
17229 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
17231 (bfin_expand_unop_builtin): Likewise.
17232 (bfin_expand_builtin): Use new CALL_EXPR accessors.
17234 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17235 Brooks Moses <brooks.moses@codesourcery.com>
17236 Lee Millward <lee.millward@codesourcery.com>
17238 * c-semantics.c (build_stmt): Add internal diagnostic check.
17240 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
17241 accessors. Print arguments explicitly instead of as a list.
17243 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
17245 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
17246 (c_finish_omp_flish): Likewise.
17248 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
17249 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
17250 instead of TREE_CODE_LENGTH.
17251 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
17252 (c_warn_unused_result): Likewise.
17254 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17257 * doc/invoke.texi (Warning Options): Remove
17258 -Werror-implicit-function-declaration.
17259 (Wimplicit-function-declaration): Update description.
17260 * opts.c (common_handle_option): Move handling of -Werror=* to...
17261 (enable_warning_as_error): ...here.
17262 * opts.h (enable_warning_as_error): Declare.
17263 * c-decl.c (implicit_decl_warning): Unless
17264 -Wno-implicit-function-declaration is given, emit a pedwarn if
17265 -std=c99 or emit a warning if -Wimplicit-function-declaration.
17266 * c.opt (Wimplicit-function-declaration): Replace
17267 mesg_implicit_function_declaration with
17268 warn_implicit_function_declaration.
17269 * c-opts.c (c_common_handle_option):
17270 -Werror-implicit-function-declaration is exactly equal as
17271 -Werror=implicit-function-declaration.
17272 (set_Wimplicit): Replace mesg_implicit_function_declaration with
17273 warn_implicit_function_declaration.
17274 (c_common_post_options): -Wimplict-function-declaration is enabled
17275 by default by -std=c99, otherwise is disabled by default.
17276 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
17278 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
17280 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
17281 DECL on the rhs to a DECL on the lhs for debug info purposes if the
17282 former is ignored but not the latter.
17284 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
17286 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
17287 is made and the reference doesn't use the alias set of its type,
17288 do not create the temporary using that type.
17290 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
17292 * jump.c: Remove prototypes for delete_computation and
17293 delete_prior_computation.
17295 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
17297 * jump.c (get_label_after): Delete.
17298 (get_label_before, delete_computation, delete_jump,
17299 delete_prior_computation, follow_jumps): Move...
17300 * reorg.c (delete_computation, delete_prior_computation): ... here...
17301 (get_label_before, delete_jump): ... making these static ...
17302 (follow_jumps): ... and simplifying this since it only runs after
17304 * rtl.h (get_label_after, get_label_before, delete_jump,
17305 follow_jumps): Delete prototypes.
17307 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
17309 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
17311 2007-02-15 Nick Clifton <nickc@redhat.com>
17313 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
17314 order to prevent it from being munged by the target.
17316 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
17318 * config/i386/i386.md: Remove misleading comment.
17320 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17322 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
17323 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
17326 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17328 * tree-sra.c (instantiate_missing_elements): Canonicalize
17330 (sra_build_assignment): New.
17331 (generate_copy_inout, generate_element_copy,
17332 generate_element_zero, generate_one_element_init): Use it.
17334 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17336 * tree-sra.c (instantiate_missing_elements): Canonicalize
17338 (sra_build_assignment): New.
17339 (generate_copy_inout, generate_element_copy,
17340 generate_element_zero, generate_one_element_init): Use it.
17342 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17344 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
17347 2007-02-14 Joseph Myers <joseph@codesourcery.com>
17349 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
17350 types as aggregates not scalars.
17351 * function.c (assign_stack_temp_for_type): Likewise.
17353 2007-02-14 Roger Sayle <roger@eyesopen.com>
17354 Zdenek Dvorak <dvorakz@suse.cz>
17356 * tree-dump.c (dump_switch_p_1): Require exact match of the option
17359 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
17361 * passes.c (next_pass_1): Clear the next field of the copied
17364 2007-02-14 Richard Henderson <rth@redhat.com>
17366 * tree-sra.c (early_sra): New.
17367 (decl_can_be_decomposed_p): Deny va_list if early_sra.
17368 (tree_sra_early, pass_sra_early): New.
17369 * tree-pass.h (pass_sra_early): Declare.
17370 * passes.c (init_optimization_passes): Use it.
17372 2007-02-14 Richard Guenther <rguenther@suse.de>
17374 * flags.h (issue_strict_overflow_warning): Convert to a macro.
17376 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
17378 PR tree-optimization/30771
17379 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
17381 (vect_analyze_operations): Induction phis can now be marked as
17383 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
17384 Update documentation accordingly.
17386 2007-02-14 Nick Clifton <nickc@redhat.com>
17388 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
17389 most 3 arguments are supported.
17390 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
17392 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
17394 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
17395 Ensure dst->current is valid.
17397 2007-02-13 Paul Brook <paul@codesourcery.com>
17399 * config.gcc: Add arm*-*-uclinux-*eabi.
17400 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
17401 (SUBTARGET_EXTRA_LINK_SPEC): Define.
17402 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
17403 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
17404 (LINK_SPEC): Define.
17405 (LIB_SPEC): Define.
17406 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
17408 * config/arm/uclinux-eabi.h: New file.
17409 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
17410 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
17413 2007-02-13 Ian Lance Taylor <iant@google.com>
17415 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
17416 * flags.h (warn_strict_overflow): Declare.
17417 (enum warn_strict_overflow_code): Define.
17418 (issue_strict_overflow_warning): New static inline function.
17419 * opts.c (warn_strict_overflow): New variable.
17420 (common_handle_option): Handle OPT_Wstrict_overflow and
17421 OPT_Wstrict_overflow_.
17422 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
17424 * fold-const.c: Include intl.h.
17425 (fold_deferring_overflow_warnings): New static variable.
17426 (fold_deferred_overflow_warning): New static variable.
17427 (fold_deferred_overflow_code): New static variable.
17428 (fold_defer_overflow_warnings): New function.
17429 (fold_undefer_overflow_warnings): New function.
17430 (fold_undefer_and_ignore_overflow_warnings): New function.
17431 (fold_deferring_overflow_warnings_p): New function.
17432 (fold_overflow_warning): New static function.
17433 (make_range): Add strict_overflow_p parameter. Change all
17435 (extract_muldiv, extract_muldiv_1): Likewise.
17436 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
17437 tree_expr_nonnegative_p.
17438 (fold_negate_expr): Call fold_overflow_warning.
17439 (fold_range_test): Likewise.
17440 (fold_comparison): Likewise.
17441 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
17442 instead of tree_expr_nonnegative_p.
17443 (tree_expr_nonnegative_warnv_p): Rename from
17444 tree_expr_nonnegative_p, add strict_overflow_p parameter.
17445 (tree_expr_nonnegative_p): New function.
17446 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
17447 strict_overflow_p parameter.
17448 (tree_expr_nonzero_p): New function.
17449 * passes.c (verify_interpass_invariants): New static function.
17450 (execute_one_pass): Call it.
17451 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
17453 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
17454 (estimate_numbers_of_iterations): Likewise.
17455 (scev_probably_wraps_p): Likewise.
17456 * tree-ssa-ccp.c: Include "toplev.h".
17457 (evaluate_stmt): Defer fold overflow warnings until we know we are
17459 (struct fold_stmt_r_data): Add stmt field.
17460 (fold_stmt_r): Defer fold overflow warnings until we know we
17462 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
17463 (fold_stmt_inplace): Likewise.
17464 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
17465 (cleanup_control_expr_graph): Defer fold overflow warnings until
17466 we know we are going to optimize.
17467 * tree-cfg.c (fold_cond_expr_cond): Likewise.
17468 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
17470 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17471 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
17472 * tree-ssa-loop-manip.c (create_iv): Likewise.
17473 * c-typeck.c (build_conditional_expr): Likewise.
17474 (build_binary_op): Likewise.
17475 * tree-vrp.c (vrp_expr_computes_nonzero): Call
17476 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
17477 (extract_range_from_unary_expr): Likewise.
17478 * simplify-rtx.c (simplify_const_relational_operation): Warn when
17479 assuming that signed overflow does not occur.
17480 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
17481 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
17482 (fold_defer_overflow_warnings): Declare.
17483 (fold_undefer_overflow_warnings): Declare.
17484 (fold_undefer_and_ignore_overflow_warnings): Declare.
17485 (fold_deferring_overflow_warnings_p): Declare.
17486 (tree_expr_nonzero_warnv_p): Declare.
17487 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
17488 of warning options.
17489 (Warning Options): Document -Wstrict-overflow.
17490 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
17491 (tree-ssa-ccp.o): Likewise.
17492 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
17493 (fold-const.o): Depend on intl.h.
17495 2007-02-13 Ian Lance Taylor <iant@google.com>
17497 PR middle-end/30751
17498 * lower-subreg.c (resolve_simple_move): Decompose subregs in
17501 2007-02-13 Stuart Hastings <stuart@apple.com>
17503 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
17505 2007-02-13 Richard Henderson <rth@redhat.com>
17507 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
17508 handled_component_p before looking for the indirect_ref.
17510 2007-02-13 Richard Henderson <rth@redhat.com>
17512 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
17513 remove flags clobber.
17514 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
17515 (bswaphi_lowpart): New.
17516 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
17517 remove TARGET_BSWAP test. Delete expander of the same name.
17519 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
17520 (expand_unop): Use them.
17522 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
17524 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
17525 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
17526 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
17527 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
17528 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
17529 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
17530 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
17531 assembler dialect choice from asm templates.
17533 2007-02-12 Richard Henderson <rth@redhat.com>
17535 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
17536 (fixuns_trunc<SSEMODEF>si2): Use it.
17537 * config/i386/sse.md (vec_setv4sf_0): Export.
17538 * config/i386/i386.c (ix86_build_const_vector): Export.
17539 (ix86_split_convert_uns_si_sse): Rename from
17540 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
17541 * config/i386/i386-protos.h: Update.
17543 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17546 * c-typeck.c (c_finish_return): Improve warning message.
17548 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17550 * alias.c (find_symbolic_term): Delete unused function.
17552 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
17554 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
17555 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
17556 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
17558 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
17560 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
17561 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
17562 the function, temporarily point the debug interface to the null one.
17564 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
17566 * dwarf2out.c (round_up_to_align): New static function.
17567 (field_byte_offset): Use it to round the offset.
17569 2007-02-12 Richard Henderson <rth@redhat.com>
17571 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
17572 (inswl_const): Export.
17574 2007-02-12 Richard Henderson <rth@redhat.com>
17576 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
17577 result mode of the libcall, convert back to outmode.
17579 2007-02-12 Roger Sayle <roger@eyesopen.com>
17581 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
17582 (bswapdi2): New define_expand to implement 32-bit implementation.
17584 2007-02-12 Nick Clifton <nickc@redhat.com>
17586 * doc/invoke.texi (Overall Options): Document --help=.
17587 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
17588 (cc1_options): Pass --help= on to cc1.
17589 (display_help): Add description of --help=.
17590 (process_command): Add code to handle --help=. Allow translated
17591 --help and --target-help switches to be passed on to compiler
17593 (main): Remove unused if statement.
17594 * opts.c (columns): Remove.
17595 (LEFT_COLUMN): Define.
17596 (wrap_help): Add columns argument.
17597 (print_filtered_help): Change parameters to be an include bitmask,
17598 an exclude bitmask, an any bitmask and the column width. Move the
17599 code to display the params list here. Add code to display the
17600 status of options rather than their descriptions if the quiet flag
17602 (print_specific_help): Change parameters to be an include bitmask,
17603 an exclude bitmask and an any bitmask. Move code to look up the
17604 column width here. Decide upon the title for an options listing.
17605 (common_handle_options): Add code to handle --help=. Adapt code
17606 for --help and --target-help to use the revised form of the
17607 print_specific_help function.
17608 (print_help): Delete.
17609 (print_param_help): Delete.
17610 (print_switch): Delete.
17611 * opts.h (cl_lang_count): Add prototype.
17612 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
17613 CL_MAX_OPTION_CLASS): New defines.
17614 * optc-gen.awk: Add construction of cl_lang_count.
17615 * c.opt: Add Warning attribute to warning options and Optimization
17616 attribute to optimization options.
17617 * common.opt: Likewise.
17619 Add -fhelp and -ftarget-help as aliases for the transformed --help
17620 and --target-help options.
17621 * opt-functions.awk: Add code to handle Warning and Optimization
17624 2007-02-12 Richard Henderson <rth@redhat.com>
17626 * config/alpha/constraints.md: New file.
17627 * config/alpha/alpha.c: Include tm-constrs.h.
17628 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
17629 alpha_extra_constraint): Remove.
17630 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
17631 * config/alpha/alpha-protos.h: Update.
17632 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
17633 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
17634 (EXTRA_CONSTRAINT): Remove.
17635 * config/alpha/alpha.md: Include constraints.md.
17636 (adddi splitter): Use satisfies_constraint_*.
17637 * config/alpha/predicates.md (add_operand): Likewise.
17638 (sext_add_operand, addition_operation): Likewise.
17640 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
17642 PR tree-optimization/29145
17643 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
17644 in our handling of restrict qualified pointers.
17646 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17649 * doc/invoke.texi (Wunused-value): Update description.
17650 (Wextra): Delete item.
17651 * opts.c (set_Wextra): Don't use the value of Wextra to set the
17652 value of Wunused-value.
17653 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
17654 (c_finish_stmt_expr): Don't check extra_warnings.
17655 (emit_side_effect_warnings): The caller is responsible to check
17658 2007-02-11 Roger Sayle <roger@eyesopen.com>
17659 Matt Thomas <matt@3am-software.com>
17661 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
17663 2007-02-11 Roger Sayle <roger@eyesopen.com>
17665 * simplify-rtx.c (simplify_relational_operation_1): Optimize
17666 comparisons of POPCOUNT against zero.
17667 (simplify_const_relational_operation): Likewise.
17669 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17671 * doc/invoke.texi (Wextra): Delete outdated paragraph.
17673 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17675 * dwarf2out.c (root_type): Delete unused function.
17677 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17679 * genattrtab.c (contained_in_p): Delete unused function.
17680 (write_expr_attr_cache): Likewise.
17682 2007-02-11 Jan Hubicka <jh@suse.cz>
17684 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
17687 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
17689 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
17690 to add the REG_EQ* note.
17691 * see.c (see_merge_one_use_extension): Likewise.
17692 * local-alloc.c (update_equiv_regs): Likewise. Also don't
17693 turn REG_EQUAL notes into REG_EQUIV notes if the target
17694 register may have more than one set.
17695 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
17696 * gcse.c (try_replace_reg): Likewise.
17697 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
17698 * calls.c (fixup_tail_calls): Likewise. Abort if there is
17699 more than one REG_EQUIV note.
17700 * reload1.c (gen_reload): Use set_unique_reg_note.
17702 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
17704 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
17705 (ix86_builtin_conversion): New function.
17707 2007-02-06 Mark Mitchell <mark@codesourcery.com>
17710 * tree.h (DECL_REPLACEABLE_P): New macro.
17711 * except.c (set_nothrow_function_flags): Likewise.
17713 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
17714 Ira Rosen <irar@il.ibm.com>
17715 Dorit Nuzman <dorit@il.ibm.com>
17717 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
17718 * targhooks.c (default_builtin_vectorized_conversion): New.
17719 * targhooks.h (default_builtin_vectorized_function): New declaration.
17720 * target.h (struct vectorize): Add builtin_conversion field.
17721 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
17722 stmt_vec_info_type value.
17723 (vectorizable_conversion): New declaration.
17724 * tree-vect-analyze.c (vect_analyze_operations): Add
17725 vectorizable_conversion call.
17726 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
17727 * tree-vect-transform.c (vectorizable_conversion): New function.
17728 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
17729 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
17731 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
17732 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
17733 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
17734 or ALTIVEC_BUILTIN_VCFSX.
17736 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17739 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
17740 CONST_DOUBLE and operand 0 is a hard register.
17741 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
17742 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
17743 is a hard floating-point register.
17745 2007-02-10 Richard Henderson <rth@redhat.com>
17746 Jakub Jelinek <jakub@redhat.com>
17747 Alexandre Oliva <aoliva@redhat.com>
17749 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
17750 * builtin-types.def (BT_WORD): Make unsigned.
17751 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
17752 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
17753 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
17754 * c-decl.c (grokdeclarator): Don't error if !have_tls.
17755 * c-parser.c (c_parser_omp_threadprivate): Likewise.
17756 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
17758 * expr.c (emutls_var_address): New.
17759 (expand_expr_real_1): Expand emulated tls.
17760 (expand_expr_addr_expr_1): Likewise.
17761 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
17762 * output.h (emutls_finish): Declare.
17763 * toplev.c (compile_file): Call it.
17764 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
17765 address before wrapping in CONST.
17766 * varasm.c (emutls_htab, emutls_object_type): New.
17767 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
17768 (get_emutls_object_name, get_emutls_object_type): New.
17769 (get_emutls_init_templ_addr, emutls_decl): New.
17770 (emutls_common_1, emutls_finish): New.
17771 (assemble_variable): When emulating tls, swap decls; generate
17772 constructor for the emutls objects.
17773 (do_assemble_alias): When emulating tls, swap decl and target name.
17774 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
17776 * varpool.c (decide_is_variable_needed): Look at force_output.
17777 Recurse for emulated tls.
17778 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
17779 with decide_is_variable_needed.
17780 * emutls.c: New file.
17781 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
17782 tls_object for real tls.
17784 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
17786 PR rtl-optimization/29599
17787 * reload1.c (eliminate_regs_in_insn): Take the destination
17788 mode into account when computing the offset.
17790 2007-02-09 Stuart Hastings <stuart@apple.com>
17791 Richard Henderson <rth@redhat.com>
17793 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
17794 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
17795 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
17796 fixuns_truncdfhi2): New.
17797 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
17798 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
17799 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
17800 (floatunssidf2): Allow nonimmediate source.
17801 * config/i386/sse.md (movdi_to_sse): New.
17802 (vec_concatv2di): Drop '*'.
17803 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
17804 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
17805 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
17807 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
17808 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
17809 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
17810 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
17811 (ix86_build_signbit_mask): Fix decl of v, refactor to call
17812 ix86_build_const_vector.
17813 (x86_emit_floatuns): Rewrite.
17815 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17817 * genautomata.c (longest_path_length): Delete unused function.
17818 (struct state): Delete unused longest_path_length.
17819 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
17820 (get_free_state): Delete unused.
17822 2007-02-09 Jan Hubicka <jh@suse.cz>
17824 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
17825 * doc/invoke.texi (inline-unit-growth): Update default value.
17827 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
17828 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
17829 (rebuild_cgraph_edges): Likewise.
17830 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
17831 (dump_cgraph_node): Dump frequencies.
17832 (cgraph_clone_edge): Add frequency scales.
17833 (cgraph_clone_node): Add freuqnecy.
17834 * cgraph.h (cgraph_edge): Add freuqnecy argument.
17835 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
17836 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
17837 * tree-pass.h (TODO_rebuild_frequencies): New constant.
17838 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
17839 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
17840 (save_inline_function_body): Likewise.
17841 * ipa-inline.c: inluce rtl.h
17842 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
17843 (cgraph_edge_badness): Use frequencies.
17844 (cgraph_decide_recursive_inlining): Update clonning.
17845 (cgraph_decide_inlining_of_small_function): Dump frequency.
17846 * predict.c (estimate_bb_frequencies): Export.
17847 * predict.h (estimate_bb_frequencies): Declare.
17848 * tree-inline.c (copy_bb): Watch overflows.
17849 (expand_call_inline): Update call of cgraph_create_edge.
17850 (optimize_inline_calls): Use TODO flags to update frequnecies.
17851 * passes.h: Include predict.h
17852 (init_optimization_passes): Move profile ahead.
17853 (execute_function_todo): Handle TODO_rebuild_frequencies.
17855 2007-02-09 Roger Sayle <roger@eyesopen.com>
17857 * config/alpha/alpha.c (emit_insxl): Force the first operand of
17858 the insbl or inswl pattern into a register.
17860 2007-02-09 Roger Sayle <roger@eyesopen.com>
17862 * config/ia64/ia64.md (bswapdi2): New define_insn.
17864 2007-02-09 Richard Henderson <rth@redhat.com>
17866 * config/i386/constraints.md (Ym): New constraint.
17867 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
17868 (movdi_1_rex64): Split sse and xmm general register moves from
17869 memory move alternatives. Use conditional register constraints.
17870 (movsf_1, movdf_integer): Likewise.
17871 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
17872 (movdf_integer_rex64): New.
17873 (pushsf_rex64): Fix output constraints.
17874 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
17875 (sse2_stored): Likewise.
17876 (sse2_storeq_rex64): New.
17877 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
17878 amd and not generic.
17879 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
17880 for optimize_size. Remove SF/DFmode hack.
17882 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17884 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
17887 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
17888 Richard Sandiford <richard@codesourcery.com>
17890 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
17891 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
17892 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
17893 m68k/t-mlib to tmake_file.
17894 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
17895 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
17896 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
17897 Allow it to be cf or m68k. Set m68k_arch_family. If that
17898 variable is not empty, add t-$m68k_arch_family to tmake_file.
17899 Add t-mlibs to tmake_file.
17900 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
17901 * config/m68k/t-cf: New file.
17902 * config/m68k/t-m68k: Likewise.
17903 * config/m68k/t-mlibs: Likewise.
17904 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17905 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
17906 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
17907 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17908 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
17910 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
17911 (INSTALL_LIBGCC): Delete.
17912 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
17913 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17914 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
17915 (M68K_MLIB_CPU): Define.
17916 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17917 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
17918 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
17920 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
17921 Richard Guenther <rguenther@suse.de>
17923 PR middle-end/23361
17924 * fold-const.c (fold_comparison): Handle obfuscated comparisons
17925 against INT_MIN/INT_MAX.
17926 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
17927 file if a loop is removed.
17929 2007-02-09 Joseph Myers <joseph@codesourcery.com>
17931 * calls.c (store_one_arg): Pass correct alignment to
17932 emit_push_insn for non-BLKmode values.
17933 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
17934 unaligned stack slot via a suitably aligned slot.
17936 2007-02-08 DJ Delorie <dj@redhat.com>
17938 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
17940 (legal_subregs): Use unsigned char, make const.
17941 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
17943 2007-02-08 Paul Brook <paul@codesourcery.com>
17945 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
17946 special interworking needed.
17948 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
17950 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
17951 conditional to __SSE2__.
17952 (Entries below should have been added to first ChangeLog
17953 entry for amdfam10 dated 2007-02-05)
17954 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
17956 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
17958 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
17961 2007-02-08 DJ Delorie <dj@redhat.com>
17963 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
17964 * config/m32c/m32c.c (legal_subregs): New.
17965 (m32c_illegal_subreg_p): New.
17966 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
17967 unsupported subregs of hard regs.
17969 2007-02-08 Jan Hubicka <jh@suse.cz>
17971 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
17972 the same one; always update histograms.
17974 2007-02-08 Diego Novillo <dnovillo@redhat.com>
17976 * passes.c (init_optimization_passes): Tidy comment.
17978 2007-02-08 Roger Sayle <roger@eyesopen.com>
17980 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
17981 strip zero_extend, bswap and rotates from POCOUNT's argument.
17982 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
17983 zero_extend and rotates from PARITY's argument.
17984 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
17985 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
17986 of an integer constant at compile-time.
17988 2007-02-08 Diego Novillo <dnovillo@redhat.com>
17991 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
17993 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
17996 * tree-ssa-live.c (remove_unused_locals): Do not remove
17997 TREE_ADDRESSABLE variables.
17998 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
17999 * tree-ssa-operands.c (add_virtual_operand): Remove argument
18000 FOR_CLOBBER. Update all users.
18001 If VAR has an associated alias set, add a virtual operand for
18002 it if no alias is found to conflict with the memory reference.
18004 2007-02-07 Jan Hubicka <jh@suse.cz>
18005 Robert Kidd <rkidd@crhc.uiuc.edu>
18007 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
18009 2007-02-07 Ian Lance Taylor <iant@google.com>
18011 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
18013 2007-02-07 Roger Sayle <roger@eyesopen.com>
18015 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
18016 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
18017 tablejumpdi, movsi_to_cr_one): Remove constraints from
18018 define_expand's match_operands.
18020 2007-02-07 Roger Sayle <roger@eyesopen.com>
18022 * global.c (compute_regsets): Move declatation of "i" inside of
18023 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
18025 2007-02-07 Jakub Jelinek <jakub@redhat.com>
18028 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
18029 of INDIRECT_REF <RESULT_DECL>.
18031 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
18033 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
18034 Kaz Kojima <kkojima@gcc.gnu.org>
18037 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
18039 (sh_initialize_trampoline): Add parentheses to avoid a warning.
18041 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18043 * doc/loop.texi: Document possibility not to perform disambiguation
18044 of loops with multiple latches.
18045 * cfgloopmanip.c (alp_enum_p): Removed.
18046 (add_loop): Handle subloops. Use get_loop_body_with_size.
18047 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
18048 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
18049 the new forwarder block.
18050 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
18051 Handle the case latch is NULL.
18052 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
18053 modifications when marking loop exits.
18054 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
18056 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
18057 disambiguate_loops_with_multiple_latches.
18058 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
18059 before fix_loop_structure.
18060 * cfgloop.c: Include pointer-set.h and output.h.
18061 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
18062 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
18063 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
18064 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
18065 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
18066 disambiguate_multiple_latches, get_loop_body_with_size,
18067 disambiguate_loops_with_multiple_latches): New functions.
18068 (flow_loop_dump): Dump multiple latch edges.
18069 (flow_loop_nodes_find): Handle loops with multiple latches.
18070 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
18071 (glb_enum_p): Modified.
18072 (get_loop_body): Use get_loop_body_with_size.
18073 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
18074 (AVOID_CFG_MODIFICATIONS): New constant.
18075 (disambiguate_loops_with_multiple_latches, add_loop,
18076 get_loop_body_with_size): Declare.
18077 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
18079 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
18081 PR inline-asm/28686
18082 * global.c (compute_regsets): New function.
18083 (global_alloc): Refactored ELIMINABLE_REGSET
18084 and NO_GLOBAL_ALLOC_REGS computation out.
18085 (rest_of_handle_global_alloc): Call compute_regsets()
18086 for non-optimizing case.
18088 2007-02-06 Richard Henderson <rth@redhat.com>
18090 * config/i386/constraints.md (Y2): Rename from Y.
18091 (Yi): New constraint.
18092 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
18093 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
18094 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
18095 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
18096 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
18097 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
18098 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
18099 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
18100 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
18101 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
18102 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
18103 vec_extractv2si_1): Change Y constraints to Y2.
18104 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
18105 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
18106 Change Y constraints to Y2.
18107 (sse2_loadld): Change Y constraints to x.
18109 2007-02-06 Roger Sayle <roger@eyesopen.com>
18111 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
18112 (parity<mode>2): New define_expand using rs6000_emit_parity.
18113 * config/rs6000/rs6000.c (rs6000_emit_popcount,
18114 rs6000_emit_parity): New functions.
18115 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
18116 rs6000_emit_parity): Prototype here.
18118 2007-02-06 Ian Lance Taylor <iant@google.com>
18120 * lower-subreg.c (simple_move_operand): Reject CONST.
18121 (resolve_clobber): Call validate_change rather than directly
18122 assigning to XEXP (pat, 0).
18124 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
18126 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
18127 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
18128 (tree-cfg.o): Remove hashtab.h dependency.
18130 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
18131 (struct ivopts_data): Change niters to pointer_map_t.
18132 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
18133 (niter_for_exit): Create pointer_map on demand. Change for
18135 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
18136 (free_loop_data): Destroy data->niters if created and reset field.
18137 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
18138 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
18140 * tree-ssa-reassoc.c: Include pointer-set.h.
18141 (bb_rank): Change to long *.
18142 (operand_rank): Change to pointer_map_t.
18143 (find_operand_rank): Return long, -1 if not found. Declare as inline.
18144 (insert_operand_rank): Accept long.
18145 (operand_entry_hash, operand_entry_eq): Remove.
18146 (get_rank): Return long. Adjust for changes above.
18147 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
18149 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
18151 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
18152 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
18153 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
18155 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
18156 directly since it cannot be NULL.
18157 (get_vi_for_tree): Rewrite for pointer_map API.
18158 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
18159 (init_alias_vars): Create vi_for_tree as pointer_map.
18160 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
18162 * tree-cfg.c: Don't include hashtab.h.
18163 (edge_to_cases): Declare as pointer_map.
18164 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
18166 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
18167 (start_recording_case_labels): Create edge_to_cases as pointer_map.
18168 (end_recoding_case_labels): Cleanup edge_to_cases manually before
18170 (record_switch_edge): Delete.
18171 (get_cases_for_edge): Adjust for pointer_map API, inline
18172 record_switch_edge (rewritten for new API), remove goto.
18174 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
18176 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
18177 * tree-nested.c: Include pointer-set.h.
18178 (var_map_elt, var_map_eq, var_map_hash): Delete.
18179 (struct nesting_info): Remove GTY marker. Change the two htab_t's
18180 to pointer_map_t's.
18181 (nesting_info_bitmap_obstack): New.
18182 (lookup_field_for_decl): Adjust for pointer_map API.
18183 (lookup_tramp_for_decl): Adjust for pointer_map API.
18184 (get_nonlocal_debug_decl): Adjust for pointer_map API.
18185 (get_local_debug_decl): Adjust for pointer_map API.
18186 (convert_nl_goto_reference): Adjust for pointer_map API.
18187 (convert_nl_goto_receiver): Adjust for pointer_map API.
18188 (create_nesting_tree): Create outside GGC space. Create bitmap on
18189 the new obstack. Create field_map and var_map as pointer_maps.
18190 (free_nesting_tree): Adjust for changes to create_nesting_tree.
18192 (lower_nested_functions): Move root here, no need to NULL it.
18193 Initialize and release the obstack.
18195 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
18197 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
18198 Remove prototypes and make them non-static.
18199 (struct tree_int_map): Remove.
18200 * tree.h (struct tree_int_map): Move here, turning TO into an
18202 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
18204 * tree.h (TREE_COMPLEXITY): Remove.
18205 (struct tree_exp): Remove complexity field.
18206 * tree.c (build1_stat): Don't set it.
18208 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
18209 Victor Kaplansky <victork@il.ibm.com>
18211 * tree-vectorizer.c (vect_is_simple_use): Support induction.
18212 (vect_is_simple_reduction): Support reduction with induction as
18213 one of the operands.
18214 (vect_is_simple_iv_evolution): Fix formatting.
18215 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
18216 formatting. Don't mark induction phis for vectorization.
18217 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
18218 * tree-vect-transform.c (get_initial_def_for_induction): New function.
18219 (vect_get_vec_def_for_operand): Support induction.
18220 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
18222 (vectorizable_reduction): Support reduction with induction as one of
18224 (vectorizable_type_demotion): Use def-type of stmt argument rather
18225 than dummy def-type.
18227 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
18228 flag_tree_scev_cprop.
18229 * common.opt (tree-scev-cprop): New flag.
18231 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
18232 call to vect_get_new_vect_var.
18234 2007-02-06 Ira Rosen <irar@il.ibm.com>
18236 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
18237 vectype is not NULL.
18238 (vect_pattern_recog_1): Likewise.
18240 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18242 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
18243 (fold_negate_expr): Likewise.
18245 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
18248 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
18249 even if cv-qualification is the same.
18251 2007-02-05 Geoffrey Keating <geoffk@apple.com>
18253 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
18254 __enable_execute_stack on completion.
18256 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18258 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
18259 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
18260 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
18261 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
18262 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
18263 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
18264 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
18265 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
18267 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18269 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
18270 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
18271 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
18272 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
18273 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
18274 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
18275 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
18276 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
18277 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
18278 umuldi3_highpart_rex64, umulsi3_highpart_insn,
18279 umulsi3_highpart_zext, smuldi3_highpart_rex64,
18280 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
18281 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
18282 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
18283 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
18284 sqrtextenddfxf2_i387): Added amdfam10_decode.
18286 * config/i386/athlon.md (athlon_idirect_amdfam10,
18287 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
18288 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
18289 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
18290 athlon_ivector_store_amdfam10): New define_insn_reservation.
18291 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
18294 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18296 * config/i386/athlon.md (athlon_call_amdfam10,
18297 athlon_pop_amdfam10, athlon_lea_amdfam10): New
18298 define_insn_reservation.
18299 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
18300 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
18301 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
18303 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18305 * config/i386/athlon.md (athlon_sseld_amdfam10,
18306 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
18307 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
18309 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18311 * config/i386/athlon.md (athlon_sseins_amdfam10): New
18312 define_insn_reservation.
18313 * config/i386/i386.md (sseins): Added sseins to define_attr type
18314 and define_attr unit.
18315 * config/i386/sse.md: Set type attribute to sseins for insertq
18318 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18320 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
18321 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
18322 ssecomi_load_amdfam10, ssecomi_amdfam10,
18323 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
18324 define_insn_reservation.
18325 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
18327 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18329 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
18330 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
18331 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
18332 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
18333 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
18334 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
18335 define_insn_reservation.
18337 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
18338 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
18339 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
18340 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
18341 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
18343 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18345 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
18346 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
18347 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
18348 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
18349 athlon_ssemul_load_k8): Added amdfam10.
18351 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18353 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
18354 (x86_sse_unaligned_move_optimal): New variable.
18356 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
18358 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
18359 for unaligned vector SSE double/single precision loads for AMDFAM10.
18361 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18363 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
18364 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
18365 Define TARGET_CPU_DEFAULT_amdfam10.
18366 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
18367 (processor_type): Add PROCESSOR_AMDFAM10.
18369 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
18370 processor_type in config/i386/i386.h.
18371 Enable imul peepholes for TARGET_AMDFAM10.
18373 * config.gcc: Add support for --with-cpu option for amdfam10.
18375 * config/i386/i386.c (amdfam10_cost): New variable.
18376 (m_AMDFAM10): New macro.
18377 (m_ATHLON_K8_AMDFAM10): New macro.
18378 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
18379 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
18380 x86_promote_QImode, x86_integer_DFmode_moves,
18381 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18382 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
18383 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
18384 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
18385 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
18386 Enable/disable for amdfam10.
18387 (override_options): Add amdfam10_cost to processor_target_table.
18388 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
18389 processor_alias_table.
18390 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
18391 (ix86_adjust_cost): Add code for amdfam10.
18393 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18395 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
18396 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
18397 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
18398 * config/i386/i386.h: Add builtin definition for SSE4A.
18399 * config/i386/i386.md: Add support for ABM instructions
18400 (popcnt and lzcnt).
18401 * config/i386/sse.md: Add support for SSE4A instructions
18402 (movntss, movntsd, extrq, insertq).
18403 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
18404 Add -march=amdfam10 flag.
18405 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
18406 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
18408 * doc/extend.texi: Add documentation for SSE4A builtins.
18410 2007-02-05 Bob Wilson <bob.wilson@acm.org>
18412 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
18414 2007-02-05 Richard Guenther <rguenther@suse.de>
18416 * tree-vectorizer.h (vectorizable_function): Add argument type
18417 argument, change return type.
18418 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
18419 * tree-vect-transform.c (vectorizable_function): Handle extra
18420 argument, return vectorized function decl.
18421 (build_vectorized_function_call): Remove.
18422 (vectorizable_call): Handle calls with result and argument types
18423 differing. Handle loop vectorization factor correctly.
18424 * targhooks.c (default_builtin_vectorized_function): Adjust for
18426 * targhooks.h (default_builtin_vectorized_function): Likewise.
18427 * target.h (builtin_vectorized_function): Add argument type
18429 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
18430 extra argument, allow vectorizing of lrintf.
18431 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
18432 documentation of target hook.
18434 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
18437 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
18438 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
18439 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
18441 2007-02-05 Roger Sayle <roger@eyesopen.com>
18443 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
18444 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
18445 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
18446 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
18447 before canonicalizing sincos to cexpi.
18448 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
18450 2007-02-05 Roger Sayle <roger@eyesopen.com>
18452 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
18453 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
18454 (alpha_init_builtins): Use alpha_add_builtins to process tables.
18456 2007-02-05 Roger Sayle <roger@eyesopen.com>
18458 * mips-tfile.c (initialize_init_file): Correct endianness test.
18460 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
18462 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
18463 the 'y' constraint.
18465 2007-02-05 Richard Sandiford <richard@codesourcery.com>
18467 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
18468 saves in a PARALLEL before the register assignments.
18470 2007-02-05 Richard Sandiford <richard@codesourcery.com>
18472 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
18473 DWARF_FRAME_RETURN_COLUMN to be a general register.
18474 * dwarf2out.c (init_return_column_size): New function, split from...
18475 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
18476 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
18477 to be nongeneral registers.
18478 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
18480 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
18481 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
18483 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
18485 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
18487 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
18489 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
18490 (remove_path): Use can_remove_branch_p and remove_branch instead
18491 of loop_delete_branch_edge.
18492 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
18493 (tree_transform_and_unroll_loop): Remove dead branches immediately.
18494 Update profile using scale_dominated_blocks_in_loop.
18495 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
18496 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
18497 (can_remove_branch_p, remove_branch): Declare.
18498 * tree-cfg.c (tree_can_remove_branch_p): New function.
18499 (tree_cfg_hooks): Add tree_can_remove_branch_p.
18500 * cfgrtl.c (rtl_can_remove_branch_p): New function.
18501 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
18503 2007-02-05 Jan Hubicka <jh@suse.cz>
18505 PR middle-end/30696
18506 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
18507 nodes in cgraph, don't remove offline copy of the function.
18509 2007-02-04 Jan Hubicka <jh@suse.cz>
18511 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
18512 vectors might cause maybe_lookup_element_for_expr to be called
18513 on non-sra-candidate.
18515 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
18517 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
18518 config/bfin/bfin.md, config/bfin/predicates.md: Follow
18519 spelling conventions.
18521 2007-02-04 Richard Guenther <rguenther@suse.de>
18523 PR middle-end/30636
18524 * fold-const.c (try_move_mult_to_index): Make sure to not
18525 overflow one dimension of a multi-dimensional array access.
18527 2007-02-04 Jan Hubicka <jh@suse.cz>
18529 * passes.c (init_optimization_passes): Reindent.
18531 2007-02-04 Jan Hubicka <jh@suse.cz>
18532 Eric Botcazou <ebotcazou@adacore.com>
18534 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
18535 (execute_fixup_cfg): Break out the abnormal goto code.
18536 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
18537 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
18538 (optimize_inline_calls): Call make_nonlocal_label_edges.
18540 2007-02-04 Jan Hubicka <jh@suse.cz>
18542 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
18543 true when something was changed.
18544 (rename_ssa_copies): When something was changed, do
18545 TODO_remove_unused_locals.
18546 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
18547 add TODO_remove_unused_locals when instruction was removed.
18549 2007-02-04 Jan Hubicka <jh@suse.cz>
18551 * ipa-inline.c (try_inline): Improve debug output; work on already
18553 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
18554 call try_inline for already inlined edges too when flattening;
18555 inline also functions that make callee growth but overall unit size
18558 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
18560 * config/m32c/bitops.md, config/m32c/jump.md,
18561 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
18562 config/m32r/m32r.h, config/m32r/m32r.md,
18563 config/m32r/predicates.md, config/m68hc11/larith.asm,
18564 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
18565 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
18566 config/mips/mips-protos.h, config/mips/mips.c,
18567 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
18568 config/mn10300/mn10300.h, config/mn10300/predicates.md,
18569 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
18570 spelling conventions.
18572 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
18573 Follow spelling conventions.
18575 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
18577 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
18578 warn about C++0x compatibility.
18580 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
18582 * config/h8300/h8300.c, config/h8300/h8300.h,
18583 config/h8300/h8300.md: Follow spelling conventions.
18585 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
18587 PR middle-end/30667
18588 * combine.c (try_combine): Do not substitute source operand
18589 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
18591 2007-02-03 Jan Hubicka <jh@suse.cz>
18593 PR gcov-profile/30650
18594 * value-prof.c (stringop_block_profile): Fix handling of size counter;
18595 do not divide by zero for never executed counters.
18596 (tree_find_values_to_profile): Fix counters.
18597 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
18599 2007-02-03 Ian Lance Taylor <iant@google.com>
18601 * lower-subreg.c (simple_move_operand): New static function,
18602 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
18604 (simple_move): Call simple_move_operand.
18605 (find_decomposable_subregs): Add special handling of MEMs.
18606 (can_decompose_p): Rename from cannot_decompose_p. Reverse
18607 meaning of return value. If we see a hard register, test whether
18608 it can store a word_mode value. Change all callers.
18610 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18612 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
18613 ftrapv insns and expanders.
18614 (subdi3): Change define_expand operand 1 to arith11_operand, and
18615 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
18616 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
18617 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
18620 PR middle-end/30174
18621 * varasm.c (notice_global_symbol): Treat global objects as weak when
18622 flag_shlib is true.
18624 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18626 * emit-rtl.c (dconstpi): Delete.
18627 (dconstsqrt2): New.
18628 (init_emit_once): Delete dconstpi and init dconstsqrt2.
18629 * real.h (dconstpi): Delete.
18630 (dconstsqrt2): New.
18631 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
18632 (fold_builtin_hypot): Likewise.
18634 2007-02-03 Tom Tromey <tromey@redhat.com>
18637 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
18638 -gcoff3, -gxcoff3, -gvms3 implies -dD.
18640 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
18642 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
18643 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
18644 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
18645 config/rs6000/cell.md, config/rs6000/darwin.h,
18646 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
18647 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
18648 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
18649 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
18650 typos. Follow spelling conventions.
18651 * doc/invoke.texi: Follow spelling conventions.
18653 2007-02-03 Roger Sayle <roger@eyesopen.com>
18655 * simplify-rtx.c (simplify_relational_operation_1): Implement some
18656 canonicalization transformations that attempt to simplify integer
18657 constant comparisons to become comparisons against zero.
18659 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18661 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
18663 * fold-const.c (fold_binary): Fix comment typos. Fold complex
18664 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
18666 2007-02-02 Mike Stump <mrs@apple.com>
18668 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
18669 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
18670 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
18671 generate a branch island.
18673 2007-02-02 Bob Wilson <bob.wilson@acm.org>
18675 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
18676 (xtensa_legitimate_address_p): New.
18677 (xtensa_legitimize_address): New.
18678 (xtensa_output_addr_const_extra): New.
18679 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
18681 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
18682 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
18683 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
18684 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
18685 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
18686 (xtensa_legitimize_address): New.
18687 (xtensa_output_addr_const_extra): New.
18689 2007-02-02 Steve Ellcey <sje@cup.hp.com>
18691 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
18693 2007-02-02 Ian Lance Taylor <iant@google.com>
18695 * expmed.c (expand_divmod): Add comment.
18697 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
18699 * emit-rtl.c (renumber_insns): Remove.
18700 * flags.h: Remove the extern for flag_renumber_insns.
18701 * rtl.h: Remove the prototype for renumber_insns.
18702 * toplev.c (flag_renumber_insns): Remove.
18704 2007-02-02 Hui-May Chang <hm.chang@apple.com>
18706 Revert for x86 darwin:
18707 2005-06-19 Uros Bizjak <uros@kss-loka.si>
18709 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
18710 code before the following patch under TARGET_MACHO.
18711 (ix86_function_value_regno_p): Likewise.
18713 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18715 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
18718 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18721 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
18722 loads to general or fp registers. Add comments.
18723 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
18725 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
18727 * pointer-set.c (insert_aux): Only return insertion slot.
18728 (pointer_set_insert): Adjust.
18729 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
18730 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
18731 pointer_map_traverse): New.
18732 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
18733 pointer_map_create, pointer_map_destroy, pointer_map_insert,
18734 pointer_map_contains, pointer_map_traverse): Declare.
18736 2007-02-02 Jakub Jelinek <jakub@redhat.com>
18738 PR middle-end/30473
18739 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
18740 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
18742 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18744 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
18746 (struct _dep): New type.
18747 (dep_t): New typedef.
18748 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
18749 (DEP_STATUS): New access macro. The macro with the same name was
18750 renamed to DEP_LINK_STATUS.
18751 (dep_init): Declare function
18753 (struct _dep_link): New type.
18754 (dep_link_t): New typedef.
18755 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
18756 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
18757 (DEP_LINK_STATUS): New macro.
18758 (debug_dep_links): New debug function.
18760 (struct _deps_list): New type.
18761 (deps_list_t): New typedef.
18762 (DEPS_LIST_FIRST): New access macro.
18763 (FOR_EACH_DEP_LINK): New cycle macro.
18764 (create_deps_list, free_deps_list, delete_deps_list): Declare
18766 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
18767 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
18768 (copy_deps_list_change_con): Ditto.
18770 (move_dep_link): Declare function.
18772 (struct _dep_node): New type.
18773 (dep_node_t): New typedef.
18774 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
18776 (struct haifa_insn_data.back_deps): New field to hold backward
18777 dependencies of the insn.
18778 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
18780 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
18781 Change its type to deps_list_t.
18782 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
18783 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
18784 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
18786 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
18788 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
18790 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
18792 (dep_cost): Declare.
18794 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
18795 (ds_to_dk, dk_to_ds): New functions.
18797 (init_dep_1): New static function.
18798 (init_dep): New function.
18799 (copy_dep): New static function.
18801 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
18803 (detach_dep_link): New static function.
18804 (move_dep_link): New function.
18806 (dep_links_consistent_p, dump_dep_links): New static functions.
18807 (debug_dep_links): New debugging function.
18809 (deps_obstack, dl_obstack, dn_obstack): New static variables.
18811 (alloc_deps_list, init_deps_list): New static functions.
18812 (create_deps_list): New function.
18813 (clear_deps_list): New static function.
18814 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
18815 (deps_list_consistent_p, dump_deps_list): New static functions.
18816 (debug_deps_list): New function.
18817 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
18819 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
18821 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
18822 use new scheduler dependencies lists.
18823 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
18824 (sched_analyze): Ditto. Initialize dependencies lists.
18825 (add_forw_dep, compute_forward_dependences): Update to use new
18826 scheduler dependencies lists.
18828 (init_dependency_caches): Init deps_obstack.
18829 (free_dependency_caches): Free deps_obstack.
18831 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
18832 new scheduler dependencies lists.
18833 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
18834 (add_back_forw_dep, delete_back_forw_dep): Ditto.
18836 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
18837 Update to use new scheduler dependencies lists.
18838 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
18839 (debug_dependencies): Ditto.
18840 (schedule_region): Update comments.
18842 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
18843 scheduler dependencies lists.
18844 (schedule_ebb): Update comments.
18846 * rtl.def (DEPS_LIST): Remove.
18848 * lists.c (unused_deps_list): Remove.
18849 (free_list): Update assertions.
18851 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
18852 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
18854 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
18855 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
18857 * haifa-sched.c (comments): Update.
18858 (insn_cost1): Remove. Inline the code into insn_cost ().
18859 (insn_cost): Update to use new scheduler dependencies lists. Move
18860 processing of the dependency cost to dep_cost ().
18861 (dep_cost): New function. Use it instead of insn_cost () when
18862 evaluating cost of the dependency. Use compatible interface to
18863 interact with the target.
18864 (priority): Update to use new scheduler dependencies lists.
18865 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
18866 with greater number of insns that depend on the insn.
18867 (schedule_insn): Update to use new scheduler dependencies lists. Add
18868 code to free backward dependencies lists. Inline and optimize code
18869 from resolve_dep () - see PR28071.
18870 (ok_for_early_queue_removal): Update to use new scheduler dependencies
18871 lists. Update call to targetm.sched.is_costly_dependence hook.
18873 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
18874 scheduler dependencies lists.
18876 (resolve_dep): Remove. Move the logic to schedule_insn ().
18877 (init_h_i_d): Initialize dependencies lists.
18879 (process_insn_depend_be_in_spec): Rename to
18880 process_insn_forw_deps_be_in_spec. Update to use new scheduler
18881 dependencies lists.
18882 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
18883 Update to use new scheduler dependencies lists.
18884 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
18886 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
18887 new scheduler dependencies lists.
18888 (build_intra_loop_deps): Ditto.
18890 * target.h (struct _dep): Declare to use in
18891 gcc_target.sched.is_costly_dependence.
18892 (struct gcc_target.sched.adjust_cost): Fix typo.
18893 (struct gcc_target.sched.is_costly_dependence): Change signature to
18894 use single dep_t parameter instead of an equivalent triad.
18895 (struct gcc_target.sched.adjust_cost_2): Remove.
18897 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
18899 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
18901 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
18903 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
18905 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
18906 (REG_DEP_TRUE): Document.
18908 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
18909 Change signature to correspond to the targetm.sched.adjust_cost hook.
18910 Update use in TARGET_SCHED_ADJUST_COST_2.
18911 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
18912 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
18913 new scheduler dependencies lists.
18914 (ia64_gen_check): Ditto.
18916 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
18917 scheduler dependencies lists.
18919 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
18920 signature to correspond to the targetm.sched.is_costly_dependence hook.
18921 (is_costly_group): Update to use new scheduler dependencies lists.
18923 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
18924 instead of INSN_COST () macro.
18926 2007-02-01 Ian Lance Taylor <iant@google.com>
18928 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
18930 2007-02-01 Guy Martin <gmsoft@gentoo.org>
18932 * pa.md (tp_load): Correct mfctl instruction syntax.
18934 2007-02-01 Geoffrey Keating <geoffk@apple.com>
18936 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
18937 altivec_padding_size calculation on AIX. Improve comment, add
18938 assert to verify that it's right.
18940 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
18943 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
18945 PR inline-asm/28686
18946 * global.c (global_alloc): Add mising initialization of
18949 2007-02-01 Roger Sayle <roger@eyesopen.com>
18951 * alias.c (init_alias_analysis): Correct whitespace.
18952 * bb-reorder.c (fix_edges_for_rarely_executed_code,
18953 partition_hot_cold_basic_blocks): Likewise.
18954 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
18955 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
18956 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
18957 fold_builtin_snprintf_chk, fold_builtin_printf,
18958 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
18959 do_mpfr_arg3, do_mpfr_sincos): Likewise.
18960 * cfgcleanup.c (cleanup_cfg): Likewise.
18961 * cfgexpand.c (tree_expand_cfg): Likewise.
18962 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
18963 * function.c (get_next_funcdef_no): Likewise.
18964 * gengtype.c (main): Likewise.
18965 * genmodes.c (main): Likewise.
18966 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
18967 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
18968 * ifcvt.c (noce_emit_move_insn): Likewise.
18969 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
18971 * stor-layout.c (get_best_mode): Likewise.
18972 * tree-ssa-loop-niter.c (get_val_for): Likewise.
18973 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
18974 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
18975 perform_var_substitution, solve_graph): Likewise.
18976 * tree-vrp.c (vrp_finalize): Likewise.
18978 2007-02-01 Ian Lance Taylor <iant@google.com>
18980 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
18981 high part of a paradoxical subreg, return a constant zero.
18983 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
18985 * toplev.c (lang_dependent_init): Call init_set_costs.
18986 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
18988 2007-02-01 Richard Guenther <rguenther@suse.de>
18990 PR middle-end/30656
18991 * fold-const.c (fold_negate_expr): Allow negating a
18992 constant if overflow does not change.
18994 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18996 * doc/c-tree.texi (Expression trees): Improve markup.
18997 * doc/tm.texi (Register Classes, Addressing Modes)
18998 (Floating Point): Fix spacing after abbreviations. Fix some
19001 2007-02-01 Ben Elliston <bje@au.ibm.com>
19003 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
19004 * doc/contrib.texi: Likewise.
19005 * doc/install.texi: Likewise.
19007 2007-01-31 Richard Henderson <rth@redhat.com>
19008 Ian Lance Taylor <iant@google.com>
19010 * lower-subreg.c: New file.
19011 * rtl.def (CONCATN): Define.
19012 * passes.c (init_optimization_passes): Add pass_lower_subreg and
19013 pass_lower_subreg2.
19014 * emit-rtl.c (update_reg_offset): New static function, broken out
19015 of gen_rtx_REG_offset.
19016 (gen_rtx_REG_offset): Call update_reg_offset.
19017 (gen_reg_rtx_offset): New function.
19018 * regclass.c: Revert patch of 2006-03-05, restoring
19020 (clear_reg_info_regno): New function.
19021 * dwarf2out.c (concatn_loc_descriptor): New static function.
19022 (loc_descriptor): Handle CONCATN.
19023 * common.opt (fsplit_wide_types): New option.
19024 * opts.c (decode_options): Set flag_split_wide_types when
19026 * timevar.def (TV_LOWER_SUBREG): Define.
19027 * rtl.h (gen_reg_rtx_offset): Declare.
19028 (reg_scan_update): Declare.
19029 * regs.h (clear_reg_info_regno): Declare.
19030 * tree-pass.h (pass_lower_subreg): Declare.
19031 (pass_lower_subreg2): Declare.
19032 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
19033 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
19034 -fsplit-wide-types.
19035 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
19036 * Makefile.in (OBJS-common): Add lower-subreg.o.
19037 (lower-subreg.o): New target.
19039 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19041 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
19043 2007-01-31 Anatoly Sokolov <aesok@post.ru>
19046 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
19048 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19050 PR middle-end/29335
19051 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
19053 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
19055 * cfgloop.h: Include vec-prim.h.
19056 (enum li_flags): Remove LI_ONLY_OLD.
19057 (loop_iterator): Changed.
19058 (fel_next, fel_init): Iterate over loop tree.
19059 (FOR_EACH_LOOP_BREAK): New macro.
19060 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
19062 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
19063 * modulo-sched.c (sms_schedule): Ditto.
19064 * tree-vectorizer.c (vectorize_loops): Ditto.
19065 * doc/loop.texi: Update information on loop numbering and behavior of
19066 FOR_EACH_LOOP wrto new loops.
19067 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
19068 add_to_evolution_1): Test nestedness of loops instead of comparing
19070 * tree-chrec.c (chrec_fold_plus_poly_poly,
19071 chrec_fold_multiply_poly_poly, chrec_evaluate,
19072 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
19073 reset_evolution_in_loop): Ditto.
19074 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
19076 2007-01-31 Dirk Mueller <dmueller@suse.de>
19078 * c-common.c (warn_about_parentheses): Separate warning about
19079 un-parenthized sequence of comparison operators from the one
19080 which is supposed to warn about x <= y <= z.
19082 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
19084 * optabs.h (enum optab_index): Add new OTI_isinf.
19085 (isinf_optab): Define corresponding macro.
19086 * optabs.c (init_optabs): Initialize isinf_optab.
19087 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
19089 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
19090 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
19092 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
19093 expand_builtin_interclass_mathfn.
19094 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
19095 * config/i386/i386.md (UNSPEC_FXAM): New constant.
19096 (fxam<mode>2_i387): New insn pattern.
19097 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
19098 built-in functions as x87 inline asm.
19100 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19102 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
19104 2007-01-30 Eric Christopher <echristo@apple.com>
19106 * config.gcc: Add geode.
19108 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19110 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
19111 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
19112 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
19113 value-prof.c: Fix comment typos.
19115 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19118 * doc/invoke.texi (Wpointer-arith): Document warning.
19120 2007-01-30 Janis Johnson <janis187@us.ibm.com>
19122 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
19123 the list of discrepancies from the draft TR.
19125 2007-01-30 Dirk Mueller <dmueller@suse.de>
19128 * doc/invoke.texi (-Wreturn-type): Update description to
19129 match new behavior.
19131 2007-01-30 Richard Sandiford <richard@codesourcery.com>
19133 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
19135 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
19137 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
19138 to handle optabs that operate on floating point input argument and
19139 output to integer output.
19140 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
19141 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
19142 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
19143 expand_builtin_interclass_mathfn ().
19144 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
19145 (ilogbsi2): Remove.
19146 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
19147 ilogbl built-in functions as x87 intrinsics.
19149 2007-01-30 Richard Guenther <rguenther@suse.de>
19151 PR middle-end/27657
19152 * dwarf2out.c (reference_to_unused): Query varpool if the
19153 variable was output.
19155 2007-01-30 Richard Guenther <rguenther@suse.de>
19157 PR middle-end/30313
19158 * passes.c (execute_one_pass): Reset in_gimple_form to not
19159 confuse non-unit-at-a-time mode.
19161 2007-01-29 Roger Sayle <roger@eyesopen.com>
19162 Richard Guenther <rguenther@suse.de>
19164 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
19165 avoid undefined behaviour on overflow. Use force_fit_type_double
19166 to construct the constant with the specified TREE_OVERFLOW.
19168 2007-01-29 Janis Johnson <janis187@us.ibm.com>
19170 * config/dfp-bit.c: Add parameterized support for fp exceptions.
19171 * config/dfp-bit.h: Ditto.
19173 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19175 * c-decl.c (pop_scope): Replace warnings with call to
19176 warn_for_unused_label.
19177 * c-common.h (warn_for_unused_label): Declare.
19178 * c-common.c (warn_for_unused_label): Define.
19180 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19182 * tree-optimize.c (update_inlined_to_pointers): Delete unused
19185 2007-01-29 Janis Johnson <janis187@us.ibm.com>
19187 * Makefile.in (USER_H): Remove decfloat.h.
19188 * ginclude/decfloat.h: Delete, moving contents to ...
19189 * ginclude/float.h: Add support for decimal floating point,
19190 guarded by __STDC_WANT_DEC_FP__.
19192 2007-01-29 Mike Stump <mrs@apple.com>
19194 * doc/gccint.texi (Top): Rename Loop Representation to Loop
19195 Analysis and Representation to resolve case insensitive conflict.
19196 * doc/loop.texi (Loop Analysis and Representation): Likewise.
19198 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
19200 * tree.h (struct tree_memory_tag): Add aliases member.
19201 (MTAG_ALIASES): New macro.
19202 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
19203 (add_may_alias): Remove pointer-set. Update for may_aliases being
19205 (mark_aliases_call_clobbered): Update for may_aliases being a
19207 (compute_tag_properties): Ditto.
19208 (create_partition_for): Ditto.
19209 (compute_memory_partitions): Ditto.
19210 (dump_may_aliases_for): Ditto.
19211 (is_aliased_with): Ditto.
19212 (add_may_alias_for_new_tag): Ditto.
19213 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
19214 (compute_is_aliased): New function.
19215 (compute_may_aliases): Call compute_is_aliased).
19216 (init_alias_info): Initialize alias_bitmap_obstack.
19217 (union_alias_set_into): New function.
19218 (compute_flow_sensitive_aliasing): Use union_aliases_into.
19219 (have_common_aliases_p): Rewrite to take two bitmaps and use
19221 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
19222 Update for bitmaps.
19223 (finalize_ref_all_pointers): Update for add_may_alias changes.
19224 (new_type_alias): Ditto.
19225 * tree-flow-inline.h (may_aliases): Return a bitmap.
19226 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
19227 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
19228 may_aliases being a bitmap.
19229 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
19230 may_aliases now returns a bitmap.
19231 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
19233 * tree-ssa-operands.c (add_virtual_operand): Update for
19234 may_aliases being a bitmap.
19236 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
19238 PR tree-optimization/30630
19239 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
19240 variable as changed.
19242 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
19245 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
19246 expanded only once even if an error occurs.
19248 2007-01-29 Ben Elliston <bje@au.ibm.com>
19250 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
19251 (__gcov_average_profiler): Likewise.
19252 (__gcov_ior_profiler): Likewise.
19253 (__gcov_merge_ior): Likewise.
19255 2007-01-28 Jan Hubicka <jh@suse.cz>
19257 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
19258 * value-prof.c (stringop_block_profile): Likewise.
19260 2007-01-28 Jan Hubicka <jh@suse.cz>
19262 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
19263 Add variant handling histograms; add wrapper.
19264 (clear_storage_via_libcall): Export.
19265 (emit_block_move_hints): Break out from ...; add histograms.
19266 (emit_block_move): ... this one.
19267 (clear_storage_hints): Break out from ...; add histograms.
19268 (clear_storage): ... this one.
19269 (set_storage_via_memset): Handle histogram.
19270 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
19271 (clear_storage_hints, clear_storage_via_libcall): Declare.
19272 (set_storage_via_setmem): Update prototype.
19273 * doc/md.texi (movmem, setmem): Document new arguments.
19275 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
19276 Add new histograms.
19277 (stringop_block_profile): New global function.
19278 (tree_stringops_values_to_profile): Profile block size and alignment.
19279 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
19281 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
19282 (stringop_block_profile): Declare.
19283 * builtins.c: Include value-prof.h.
19284 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
19285 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
19286 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
19287 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
19288 * profile.c (instrument_values): Add new counters.
19289 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
19291 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
19292 (tree_init_edge_profiler): Build new profilers.
19293 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
19294 (pass_tree_profile): Add dump.
19295 (tree_profile_hooks): Update.
19296 * Makefile.in (LIBGCOV): Add new constants.
19297 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
19298 __gcov_ior_profiler): New.
19299 * i386.md (movmem/setmem expanders): Add new optional arguments.
19301 2007-01-28 David Edelsohn <edelsohn@gnu.org>
19303 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
19305 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
19307 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
19308 (tree_unswitch_single_loop): Pass eni_size_weights to
19309 tree_num_loop_insns.
19310 * tree-ssa-loop-manip.c: Include tree-inline.h.
19311 (can_unroll_loop_p): Pass eni_size_weights to
19312 tree_num_loop_insns.
19313 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
19314 Pass eni_size_weights to estimate_num_insns.
19315 * tree.h (init_inline_once): Export.
19316 * toplev.c (backend_init): Call init_inline_once.
19317 * cgraphunit.c (cgraph_process_new_functions,
19318 cgraph_analyze_function): Pass eni_inlining_weights to
19319 estimate_num_insns.
19320 * ipa-inline.c (compute_inline_parameters): Ditto.
19321 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
19322 to estimate_num_insns.
19323 (try_unroll_loop_completely): Pass eni_size_weights to
19324 tree_num_loop_insns.
19325 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
19326 ot estimate_num_insns.
19327 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
19328 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
19329 * tree-inline.c (eni_inlining_weights, eni_size_weights,
19330 eni_time_weights): New variables.
19331 (init_inline_once): Initialize them.
19332 (struct eni_data): Mew.
19333 (estimate_num_insns_1, estimate_num_insns): Use weights.
19334 * tree-inline.h (struct eni_weights_d): New.
19335 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
19336 (estimate_num_insns): Declaration changed.
19337 * cfgloop.h (tree_num_loop_insns): Declaration changed.
19338 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
19339 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
19341 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
19343 * tree-data-ref.c (conflict_fn): Assert that the number of affine
19344 relations in the conflict function is valid.
19346 2007-01-27 Ian Lance Taylor <iant@google.com>
19348 * common.opt: Add fstrict-overflow.
19349 * opts.c (decode_options): Set flag_strict_overflow if -O2.
19350 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
19351 (TYPE_OVERFLOW_UNDEFINED): Define.
19352 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
19354 * tree.h (TYPE_TRAP_SIGNED): Don't define.
19355 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
19356 (fold_negate_expr): Likewise.
19357 (make_range): Likewise.
19358 (extract_muldiv_1): Likewise.
19359 (maybe_canonicalize_comparison): Likewise.
19360 (fold_comparison): Likewise.
19361 (fold_binary): Likewise.
19362 (tree_expr_nonnegative_p): Likewise.
19363 (tree_expr_nonzero_p): Likewise.
19364 * tree-vrp.c (compare_values): Likewise.
19365 (extract_range_from_binary_expr): Likewise.
19366 (extract_range_from_unary_expr): Likewise.
19367 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
19369 (nowrap_type_p): Likewise.
19370 * tree-scalar-evolution.c (simple_iv): Likewise.
19371 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
19372 (build_range_check): Likewise.
19373 (extract_muldiv_1): Likewise.
19374 (fold_comparison): Likewise.
19375 * tree-vrp.c (vrp_int_const_binop): Likewise.
19376 (extract_range_from_unary_expr): Likewise.
19377 * convert.c (convert_to_integer): Likewise.
19378 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
19379 (fold_comparison): Likewise.
19380 (fold_binary): Likewise.
19381 * optabs.c (optab_for_tree_code): Likewise.
19382 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
19383 * simplify-rtx.c (simplify_const_relational_operation): Check
19384 flag_strict_overflow and flag_trapv.
19385 (simplify_const_relational_operation): Likewise.
19386 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
19387 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
19390 2007-01-27 Roger Sayle <roger@eyesopen.com>
19392 * tree.c (tree_fold_gcd): Delete.
19393 * tree.h (tree_fold_gcd): Remove prototype.
19394 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
19395 test whether one constant integer is a multiple of another. Instead
19396 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
19397 * fold-const.c (multiple_of_p): We've determined both TOP and
19398 BOTTOM are integer constants so we can call int_const_binop directly
19399 instead of the more generic const_binop.
19401 2007-01-27 Roger Sayle <roger@eyesopen.com>
19403 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
19404 1*X check that the constant hasn't overflowed, to preserve the
19406 (round_up): Provide an efficient implementation when rouding-up an
19407 INTEGER_CST to a power-of-two.
19409 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19411 * doc/sourcebuild.texi: Add comma for clarity.
19412 * doc/extend.texi: Fix some typos.
19413 * doc/passes.texi: Likewise.
19414 * doc/cppinternals.texi: Likewise.
19415 * doc/c-tree.texi: Likewise.
19416 * doc/tree-ssa.texi: Likewise.
19417 * doc/install.texi: Likewise.
19419 2007-01-27 Jan Hubicka <jh@suse.cz>
19421 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
19422 (pass_sra): Do not require alias information.
19423 * passes.c (init_optimization_passes): Add SRA
19425 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
19427 * tracer.c (rest_of_handle_tracer): We already cleaned
19428 up the CFG in tracer() so don't do it here again.
19429 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
19430 cleanup_cfg here, either. And don't call renumber_insns.
19432 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
19433 and BB_HEAD are in the insn stream here. Instead make sure
19434 that BB_INSN is valid on all insns. Also, do check here that
19435 there are no pending branch predictions...
19436 (rtl_verify_flow_info): ...instead of doing it here. Checks
19437 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
19440 2007-01-26 Roger Sayle <roger@eyesopen.com>
19442 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
19443 function to simplify/factorize operand order canonicalization.
19444 (ix86_fixup_binary_operands): Reorganize using the above function.
19445 (ix86_binary_operator_ok): Likewise.
19447 2007-01-27 Jakub Jelinek <jakub@redhat.com>
19449 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
19450 file scope from optimize_attrs.
19451 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
19453 (optimize_attrs): Clear insn_code_values after freeing it.
19455 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
19457 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
19458 a parts.base assignment.
19460 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
19462 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
19463 (compute_subscript_distance, initialize_data_dependence_relation,
19464 finalize_ddr_dependent, analyze_ziv_subscript,
19465 analyze_siv_subscript_cst_affine,
19466 compute_overlap_steps_for_affine_univar,
19467 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
19468 analyze_siv_subscript, analyze_miv_subscript,
19469 analyze_overlapping_iterations, subscript_dependence_tester_1,
19470 compute_self_dependence, free_dependence_relation): Work
19471 with affine_fn instead of chrecs.
19472 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
19473 common_affine_function, affine_function_base,
19474 affine_function_constant_p, affine_fn_op, affine_fn_plus,
19475 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
19476 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
19477 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
19478 (all_chrecs_equal_p): Removed.
19479 * tree-data-ref.h (affine_fn, conflict_function): New types.
19480 (struct subscript): Change type of conflicting_iterations_in_a
19481 and conflicting_iterations_in_b.
19483 2007-01-26 Steve Ellcey <sje@cup.hp.com>
19486 * config/pa/pa.h (TARGET_HPUX_11): New.
19487 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
19488 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
19490 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
19491 Richard Guenther <rguenther@suse.de>
19493 * tree-ssa-structalias.c (solve_graph): Handle case
19494 we merged the variable to another.
19496 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19498 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
19501 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
19502 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
19504 2007-01-25 DJ Delorie <dj@redhat.com>
19506 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
19507 allow changes to modes which don't fit in those registers.
19509 * reload1.c (choose_reload_regs): Check for invalid subregs before
19510 computing their locations, not after.
19512 2007-01-25 Geoffrey Keating <geoffk@apple.com>
19515 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
19516 save Altivec registers in an eh_return function.
19517 (compute_vrsave_mask): Likewise.
19518 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
19519 for saving Altivec registers.
19520 (rs6000_emit_prologue): Don't allocate stack twice in
19521 eh_return function. Correct expected value of altivec_save_offset
19522 when using save_world. Describe save of R0 to stack when using
19523 save_world. Describe stack pointer adjustment when using
19524 save_world. Remove duplicated eh_return parameter register saving.
19525 Update sp_offset variable after save_world.
19526 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
19528 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
19529 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
19532 2007-01-25 Steve Ellcey <sje@cup.hp.com>
19534 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
19536 2007-01-25 Steve Ellcey <sje@cup.hp.com>
19539 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
19540 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
19542 2007-01-25 Richard Guenther <rguenther@suse.de>
19544 * doc/invoke.texi (-Wcoverage-mismatch): Document.
19545 * common.opt (-Wcoverage-mismatch): New warning option.
19546 * coverage.c (get_coverage_counts): Ignore coverage mismatch
19547 if -Wcoverage-mismatch is given.
19549 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
19551 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
19552 (ipcp_driver): Change to static definition.
19553 Add dumping of the ifunctions.
19554 (constant_val_insert): Remove unused parameter. Support for SSA.
19555 (ipcp_propagate_const): Support for SSA.
19556 (ipcp_profile_bb_print): Print only analyzed nodes.
19557 (ipcp_replace_map_create): Remove support for Fortran constant
19559 * ipa-prop.c (ipa_method_modify_stmt,
19560 ipa_callsite_compute_param): Support for SSA.
19561 * ipa-prop.h (ipcp_driver): Remove declaration.
19562 (IS_VALID_TREE_MAP_INDEX): Add define.
19564 2007-01-24 Geoffrey Keating <geoffk@apple.com>
19566 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
19568 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19570 PR middle-end/30447
19571 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
19572 constant argument to cabs and do it without checking for
19573 -funsafe-math-optimizations.
19575 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
19577 * c-common.h (RID_FIRST_CXX0X): New.
19578 (RID_LAST_CXX0X): New.
19579 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
19581 * c.opt (Wc++0x-compat): New.
19582 * doc/invoke.texi (-Wc++0x-compat): Document.
19584 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19586 * builtins.c (fold_builtin_carg): New.
19587 (fold_builtin_1): Use it.
19589 2007-01-24 Jan Hubicka <jh@suse.cz>
19591 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
19593 * ipa-inline.c (initial_insns, max_insns): Delete.
19594 (compute_max_insns): New function.
19595 (cgraph_decide_inlining_of_small_function): Use it; take minimal
19596 amount of insns as base for code growth.
19597 (cgraph_decide_inlining): Make initial_insns local; do not compute
19599 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
19600 * doc/invoke.texi (inline-unit-growth): Update docs.
19602 2007-01-24 Jakub Jelinek <jakub@redhat.com>
19604 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
19605 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
19606 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
19607 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
19608 for CPUs that have PTA_CX16 set.
19610 PR middle-end/27416
19611 * gimplify.c (omp_check_private): New function.
19612 (gimplify_scan_omp_clauses): Use it for
19613 firstprivate/lastprivate/reduction.
19615 PR middle-end/30494
19616 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
19617 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
19619 PR middle-end/30421
19620 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
19621 If lower_lastprivate_clauses emits some statements, append them
19622 to dlist rather than body_p and to body_p append an initializer.
19623 (lower_omp_for): Adjust caller.
19625 2007-01-24 Steve Ellcey <sje@cup.hp.com>
19627 * target.h (globalize_decl_name): New.
19628 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
19629 * output.h (default_globalize_decl_name): New.
19630 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
19632 (globalize_decl): Ditto.
19633 (default_globalize_decl_name): New.
19634 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
19635 (ia64_handle_version_id_attribute): New.
19636 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
19637 (ia64_asm_output_external): Use globalize_decl_name instead
19638 of globalize_label.
19639 * doc/extend.texi (version_id): New pragma.
19640 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
19642 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
19644 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
19645 _uleb128_t and _Unwind_SWord with _sleb128_t.
19646 * unwind-dw2.c (extract_cie_info, execute_stack_op,
19647 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
19649 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
19650 * unwind-pe.h (read_uleb128, read_sleb128,
19651 read_encoded_value_with_base): Likewise.
19652 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
19654 2007-01-24 Richard Guenther <rguenther@suse.de>
19656 * builtins.c (expand_builtin_cexpi): Get the fndecl
19657 for cexp in the correct way.
19659 2007-01-24 Jan Hubicka <jh@suse.cz>
19661 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
19664 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
19666 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
19667 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
19668 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
19669 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
19670 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
19671 __SIZEOF_PTRDIFF_T__.
19672 * doc/cpp.texi: Documentation for the new builtin macros added.
19674 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
19676 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
19677 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
19678 instead of operands[2] to avoid access past the end of array.
19680 2007-01-24 Richard Sandiford <richard@codesourcery.com>
19682 * reload1.c (emit_reload_insns): Pass the reload register
19683 for a non-spill output reload through forget_old_reloads_1.
19685 2007-01-23 Joseph Myers <joseph@codesourcery.com>
19687 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19688 _SOFT_DOUBLE if doubles use software floating-point.
19689 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
19690 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
19691 * config/rs6000/darwin-ldouble.c: Also compile functions for
19692 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
19693 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
19694 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
19695 commented-out long double override.
19696 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
19697 * config/rs6000/eabispe.h: Likewise.
19698 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
19699 long double for non-SPE.
19700 (rs6000_handle_option): Likewise.
19701 (invalid_e500_subreg): Disallow more subregs involding DImode,
19702 DFmode, TImode or TFmode.
19703 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
19705 (legitimate_lo_sum_address_p): Also check for TFmode for E500
19707 (rs6000_legitimize_address): Also handle TFmode for E500 double.
19708 (rs6000_legitimize_reload_address): Also handle TFmode for E500
19710 (rs6000_legitimate_address): Also check for TFmode for E500
19712 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
19713 (spe_build_register_parallel): Handle TFmode and TCmode.
19714 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
19716 (function_arg): Handle TFmode and TCmode for E500 double.
19717 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
19719 (print_operand): Handle TFmode and TImode for %y.
19720 (rs6000_generate_compare): Handle TFmode comparisons for E500
19722 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
19723 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
19724 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
19725 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
19726 TFmode for E500 double.
19727 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
19728 (floatsidf2): Enable for E500 double.
19729 (movtf_softfloat): Use rs6000_nonimmediate_operand.
19730 (extenddftf2): Change to extenddftf2_fprs.
19731 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
19732 depending on TARGET_E500_DOUBLE.
19733 (extendsftf2): Enable for E500 double.
19734 (trunctfdf2): Enable for E500 double.
19735 (trunctfsf2): Change to trunctfsf2_fprs.
19736 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
19737 depending on TARGET_E500_DOUBLE.
19738 (floatsitf2): Enable for E500 double.
19739 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
19740 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
19741 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
19742 (negtf2): Change to negtf2_internal.
19743 (negtf2): New expander.
19744 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
19745 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
19746 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
19747 (movdi_internal32): Use rs6000_nonimmediate_operand.
19748 (unnamed splitter): Likewise.
19749 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
19750 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
19751 (SPE64TF, DITI): New mode macros.
19752 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
19755 (frob_<mode>_di_2): New.
19756 (frob_tf_di_8_2): New.
19757 (frob_di_df): Change to frob_di_<mode>; allow more modes.
19759 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
19761 (frob_ti_<mode>_8_2): New.
19762 (frob_ti_tf_2): New.
19763 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
19764 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
19766 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
19767 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
19768 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
19769 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
19770 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
19771 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
19774 2007-01-23 Ian Lance Taylor <iant@google.com>
19776 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
19778 (OBJS-archive): Reformat, alphabetize.
19779 (OBJS): Change out_object_file to OBJS-md.
19781 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
19783 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
19784 JUMP_P and CALL_P predicates where applicable.
19785 * config/i386/i386.c: Ditto.
19786 * config/i386/i386.md: Ditto.
19787 * config/i386/mmx.md: Ditto.
19788 * config/i386/predicates.md: Ditto.
19790 2007-01-22 Andreas Schwab <schwab@suse.de>
19792 * config/m68k/m68k.h: Fix comment.
19794 2007-01-22 Jan Hubicka <jh@suse.cz>
19796 * passes.c (init_optimization_passes): Do not rerun
19797 pass_early_warn_uninitialized.
19799 2007-01-22 Richard Guenther <rguenther@suse.de>
19801 PR tree-optimization/30038
19802 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
19804 (execute_cse_sincos_1): Likewise.
19805 (execute_cse_sincos): Likewise.
19806 (gate_cse_sincos): Likewise.
19807 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
19808 the cexpi() canonicalization of sincos().
19809 * tree-pass.h (pass_cse_sincos): Declare.
19810 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
19812 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
19814 PR rtl-optimization/29329
19815 * combine.c (replaced_rhs_insn): Rename to i2mod.
19816 (replaced_rhs_value): Rename to i2mod_new_rhs.
19817 (i2mod_old_rhs): New global variable.
19818 (combine_instructions): Adjust for above change. Save a copy of
19819 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
19820 note are substituted in the second instruction.
19821 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
19822 ditch the note if it pertains to the second eliminated register
19823 and this register is mentioned in i2mod_old_rhs.
19826 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
19828 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
19829 the insn to which the note was originally attached.
19831 2007-01-21 Jan Hubicka <jh@suse.cz>
19833 * ipa-inline.c (inlining_mode): Comment, move up.
19834 (cgraph_decide_inlining_incrementally): Do not perform inlining
19835 itself; fix handling of flattening of self recursive functions.
19836 (cgraph_find_cycles): Remove.
19837 (cgraph_flatten_node): Remove.
19838 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
19839 (try_inline): New function.
19840 (cgraph_early_inlining): Update call of
19841 cgraph_decide_inlining_incrementally. Apply inlining here.
19842 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
19844 2007-01-21 Dirk Mueller <dmueller@suse.de>
19847 * tree-vrp.c (check_array_bounds): do not warn
19848 about ADDR_EXPR's of ARRAY_REF's which are immediately
19849 used in binary expressions.
19851 2007-01-21 Ira Rosen <irar@il.ibm.com>
19853 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
19854 read_write_dep and macros for its access.
19855 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
19856 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
19857 argument, call vect_check_interleaving for every independent pair of
19858 data-refs. Mark loads that access the same memory location as a store
19860 (vect_check_dependences): Remove.
19861 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
19862 call, fix the call to vect_analyze_data_ref_dependence.
19863 (vect_analyze_data_ref_access): For statements that access the same
19864 data-ref, check that they are not stores; for loads, check that there
19865 is no store that access the same location.
19867 2007-01-20 Roger Sayle <roger@eyesopen.com>
19868 Joseph Myers <joseph@codesourcery.com>
19870 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
19871 (-fdump-rtl-stack): Likewise.
19872 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
19873 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
19874 (-mpt-fixed): Use @minus{} for minus sign.
19875 (Using Precompiled Headers): Fix under/overfull hbox.
19877 2007-01-20 Jan Hubicka <jh@suse.cz>
19879 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
19880 place within annotation.
19882 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19884 * pa.c (output_move_double): Change array size of xoperands to 4.
19886 2007-01-20 Jan Hubicka <jh@suse.cz>
19888 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
19891 2007-01-19 Ian Lance Taylor <iant@google.com>
19893 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
19894 constant to unsigned HOST_WIDE_INT before negating.
19896 2007-01-19 Ian Lance Taylor <iant@google.com>
19898 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
19900 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
19901 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
19902 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
19903 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
19904 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
19905 (realloc_vdef, realloc_vuse): Change second parameter to
19907 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
19908 fields to unsigned.
19909 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
19910 unsigned. Change x and lim locals to unsigned.
19911 (realloc_vdef, realloc_vuse): Change num_elem parameter to
19913 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
19914 (copy_virtual_operands): Change i and n locals to unsigned.
19916 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19918 PR middle-end/29335
19919 * builtins.c (fold_builtin_1): Handle builtin fdim.
19921 2007-01-20 Jan Hubicka <jh@suse.cz>
19923 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
19924 * tree-ssa-structalias.c (compute_points_to_sets): Do call
19925 init_alias_heapvars.
19926 (init_alias_heapvars): Initialize only when not already initialized.
19927 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
19929 2007-01-19 Roger Sayle <roger@eyesopen.com>
19931 * common.opt (fsigned-zeros): New command line option.
19932 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
19933 of flag_unsafe_math_optimizations.
19934 * opts.c (set_fast_math_flags): The -ffast-math command line option
19935 implies -fno-signed-zeros.
19936 (fast_math_flags_set_p): Likewise.
19938 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
19939 the documentation of -ffast-math appropriately. Wrap long lines.
19941 2007-01-19 Steve Ellcey <sje@cup.hp.com>
19943 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
19944 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
19946 2007-01-19 Tomas Bily <tbily@suse.cz>
19948 * cgraphunit.c (cgraph_finalize_function): Updating of pid
19950 (tree_init_ic_make_global_vars): New function
19951 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
19952 (tree_gen_ic_profiler): New function
19953 (tree_gen_ic_func_profiler): New function
19954 (tree_profiling): Added calling of tree_gen_ic_func_profiler
19955 (tree_profile_hooks): Added hook for indirec/virtual calls
19956 * value-prof.c (tree_find_values_to_profile): New case for
19958 (tree_values_to_profile): Call for determining indirect/virtual
19960 (tree_indirect_call_to_profile): New function
19961 (tree_ic_transform): New function
19962 (tree_ic): New function
19963 (find_func_by_pid): New function
19964 (init_pid_map): New function
19965 (tree_value_profile_transformations): Added check for
19966 indirect/virtual call transformation
19967 * value-prof.h (enum hist_type): New counter type for
19968 indirect/virtual calls
19969 (profile_hooks): Added new hook for profiling indirect/virtual
19971 * profile.c (instrument_values): New case for indirect/virtual
19973 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
19974 (GCOV_COUNTER_V_INDIR): New counter type
19975 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
19976 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
19978 * cgraph.c: Definition of cgraph_max_pid
19979 (cgraph_create_node): Default init of pid attribute
19980 * cgraph.h: Declaration of cgraph_max_pid
19981 (struct cgraph_node): Added pid attribute
19982 * libgcov.c (__gcov_indirect_call_profiler): New function
19983 (__gcov_one_value_profiler_body): New function
19984 (__gcov_one_value_profiler): Body was moved to
19985 __gcov_one_value_profiler_body and calls it
19987 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
19989 * doc/gty.texi (Options): Document the mark_hook option to GTY.
19990 * gengtype.c (write_types_data, write_func_for_structure,
19991 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
19992 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
19993 (walk_type, write_func_for_structure): Generate the mark_hook if
19996 2007-01-19 Jan Hubicka <jh@suse.cz>
19998 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
19999 'early' argument take inlining mode argument specifying whether to
20000 inline for size/speeed or all functions; add support for flattening;
20002 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
20004 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20007 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
20008 the name of the declared identifier.
20010 2007-01-19 Dirk Mueller <dmueller@suse.de>
20012 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
20013 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
20014 duplicate evaluation.
20016 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
20018 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
20019 Macroize expander using X87MODEF12 mode macro. Extend operand 1
20020 to XFMode, use acosxf2 and truncate result to requested mode.
20021 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
20022 (asin<mode>2): Similarly, with asin expanders.
20023 (*fscalexf4_i387): Rename from *fscalexf4.
20024 (expNcorexf3): New expander.
20025 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
20026 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
20027 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
20028 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
20029 patterns for SSE math.
20030 (exp10<mode>2): Similarly, with exp10 expanders.
20031 (exp2<mode>2): Similarly, with exp2 expanders.
20032 (expm1<mode>2): Similarly, with expm1 expanders.
20033 (ldexp<mode>3): Similarly, with ldexp expanders.
20034 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
20035 Use gen_truncxf<mode>2_i387_noop to truncate result.
20037 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20039 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
20040 for ColdFire targets.
20042 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
20043 Richard Sandiford <richard@codesourcery.com>
20045 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
20046 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
20047 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
20048 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
20049 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
20050 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
20052 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20054 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
20055 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
20056 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
20057 (*adddi_dilshr32_cf): New pattern.
20058 (adddi3, subdi3): Remove first alternatives.
20060 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20062 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
20063 implemented using move.l, do not use its cc result for floating-point
20066 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20068 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
20069 from accepting 's' constraints if flag_pic.
20071 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20073 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
20074 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
20075 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
20076 condition from TARGET_68881 to TARGET_HARD_FLOAT.
20078 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
20080 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
20081 ColdFire alternatives.
20082 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
20083 * config/m68k/m68k.md (clzsi2): Define for ColdFire
20084 architectures that support ff1 instruction.
20086 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20087 Julian Brown <julian@codesourcery.com>
20089 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
20090 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
20091 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
20094 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20096 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
20098 (output_move_const_into_data_reg, output_move_simode_const): Delete.
20099 * config/m68k/m68k.c (const_method, const_int_cost): Take a
20100 HOST_WIDE_INT instead of an rtx.
20101 (m68k_rtx_costs): Update call accordingly.
20102 (output_move_const_into_data_reg): Likewise. Fix formatting.
20103 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
20105 (output_move_simode_const): Update calls after above changes.
20106 Rework to use automatic variables and predicates like MEM_P.
20107 * config/m68k/m68k.md (pushexthisi_const): Update call to
20110 2007-01-19 Dirk Mueller <dmueller@suse.de>
20112 * tree-ssa-alias.c (perform_var_substitution): Fix typo
20113 in dump_flags test.
20115 2007-01-19 Richard Guenther <rguenther@suse.de>
20117 * builtins.c (expand_builtin_cexpi): Fall back to expanding
20118 via cexp in case sincos is not available.
20120 2007-01-19 Richard Guenther <rguenther@suse.de>
20122 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
20123 * defaults.h (TARGET_HAS_SINCOS): Default to off.
20124 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
20125 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
20126 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
20127 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
20128 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
20129 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
20131 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
20133 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
20135 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
20136 (atan2xf3): Directly generate RTL pattern.
20137 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
20138 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
20139 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20140 disable patterns for SSE math.
20141 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
20142 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
20143 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20144 disable patterns for SSE math.
20146 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
20148 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
20150 2007-01-18 Roger Sayle <roger@eyesopen.com>
20152 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
20153 VIEW_CONVERT_EXPR to the same type as it's operand.
20155 2007-01-18 David Edelsohn <edelsohn@gnu.org>
20157 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
20158 configured for long double 128.
20160 2007-01-18 Mike Stump <mrs@apple.com>
20162 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
20165 2007-01-18 Michael Meissner <michael.meissner@amd.com>
20167 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
20170 2007-01-18 Jan Hubicka <jh@suse.cz>
20172 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
20173 greater than NUM_VOP_FREE_BUCKETS.
20175 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
20177 * tree-ssa-structalias.c: Update comments.
20178 (ptabitmap_obstack): Removed.
20179 (pta_obstack): New.
20180 (oldpta_obstack): Ditto.
20181 (stats): Add a few members.
20182 (struct variable_info): Remove node, complex, address_taken, and
20183 indirect_target members. Add oldsolution member.
20184 (new_var_info): Do not initialize removed members.
20185 (constraint_expr_type): Remove INCLUDES.
20186 (constraint_graph): Add size, implicit_preds, rep,
20187 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
20188 (FIRST_REF_NODE): New macro.
20189 (LAST_REF_NODE): Ditto.
20190 (FIRST_ADDR_NODE): Ditto.
20191 (find): New function.
20193 (dump_constraint): Do not handle INCLUDES.
20194 (insert_into_complex): Do not insert duplicate constraints.
20195 (condense_varmap_nodes): Renamed and rewritten into ...
20196 (merge_node_constraints): This. Also fix bug in handling of
20197 offseted copy constraints.
20198 (clear_edges_for_node): No longer need to deal with preds at all,
20199 or removing associated preds/succs.
20200 (merge_graph_nodes): Deal with indirect_cycles.
20201 Don't deal with predecessors.
20202 (add_implicit_graph_edge): New function.
20203 (add_pred_graph_edge): Ditto.
20204 (add_graph_edge): Don't deal with predecessors.
20205 (build_constraint_graph): Removed.
20206 (build_pred_graph): New function.
20207 (build_succ_graph): Ditto.
20208 (struct scc_info): Removed in_component. Added roots, dfs, and
20209 node_mapping. Remove visited_index, unification_queue.
20210 (scc_visit): Deal with union-find we do now.
20211 Deal with cycles with REF nodes.
20212 (collapse_nodes): Renamed and rewritten to ...
20213 (unify_nodes): This.
20214 (process_unification_queue): Removed.
20215 (topo_visit): Cleanup
20216 (do_da_constraint): Use find.
20217 (do_sd_constraint): Ditto.
20218 (do_ds_constraint): Ditto.
20219 (do_complex_constraint): Ditto.
20220 (init_scc_info): Update for removed and added members.
20221 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
20222 (find_indirect_cycles): This.
20223 (equivalence_class): New variable.
20224 (label_visit): New function.
20225 (perform_variable_substitution): Rewritten.
20226 (free_var_substitution_info): New function.
20227 (find_equivalent_node): Ditto.
20228 (move_complex_constraints): Ditto.
20229 (eliminate_indirect_cycles): Ditto.
20230 (solve_graph): Only propagate changed bits.
20231 Use indirect cycle elimination.
20233 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
20234 (tree_id_eq): Renamed to ...
20235 (tree_vi_eq): This. Update for member change
20236 (insert_id_for_tree): Renamed and rewritten to ...
20237 (insert_vi_for_tree): This.
20238 (lookup_id_for_tree): Renamed and rewritten to ...
20239 (lookup_vi_for_tree): This.
20240 (get_id_for_tree): Renamed and rewritten to ...
20241 (get_vi_for_tree): Ditto.
20242 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
20243 (process_constraint): Don't handle INCLUDES.
20244 Remove special ADDRESSOF case.
20245 (find_func_aliases): Rewrite to use vi functions instead of id
20247 (create_function_info_for): Ditto.
20248 (create_variable_info_for): Ditto.
20249 (intra_create_variable_infos): Ditto.
20250 (merge_smts_into): Ditto.
20251 (find_what_p_points_to): Ditto.
20252 (init_base_vars): Ditto.
20253 (init_alias_vars): Ditto.
20254 (remove_preds_and_fake_succs): New function.
20255 (dump_sa_points_to_info): Dump new stats.
20256 (dump_solution_for_var): Use find.
20257 (set_used_smts): Fix formatting.
20258 (compute_points_to_sets): Updated for new functions.
20259 (ipa_pta_execute): Ditto.
20261 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20262 Richard Sandiford <richard@codesourcery.com>
20264 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
20266 * calls.c (expand_call): If the return value is a PARALLEL,
20267 extract its first member.
20268 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
20269 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
20270 use FUNCTION_EXTRA_EPILOGUE.
20271 (m68k_function_value): Return a PARALLEL if the return value
20272 is of a pointer type.
20273 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
20274 (FUNCTION_EXTRA_EPILOGUE): Remove.
20275 * config/m68k/m68k.md (D0_REG): New constant.
20277 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20279 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
20280 output a NOP for empty epilogues.
20282 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20284 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
20285 before function. Extend register save check to include all
20286 registers, not just integer ones.
20288 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20290 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
20291 (m68k_use_return_insn): ...this.
20292 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
20293 * config/m68k/m68k.c (use_return_insn): Rename to...
20294 (m68k_use_return_insn): ...this.
20295 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
20296 of USE_RETURN_INSN.
20298 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20300 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
20301 nearest even, fix denormal rounding overflow.
20303 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20305 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
20306 f%$smove and f%$move.
20307 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
20308 (extendsfdf2_cf): Use fdmove instead of f%&move.
20309 (truncdfsf2_cf): Use fsmove instead of f%$smove.
20310 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
20312 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20314 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
20317 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20319 * real.h (real_format): Add a canonical_nan_lsbs_set field.
20320 (coldfire_single_format): Declare.
20321 (coldfire_double_format): Likewise.
20322 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
20323 of qnan_msb_set to determine the lower bits of a canonical
20325 (encode_ieee_double): Likewise.
20326 (encode_ieee_quad): Likewise.
20327 (ieee_single_format): Initialize canonical_nan_lsbs_set.
20328 (mips_single_format): Likewise.
20329 (ieee_double_format): Likewise.
20330 (mips_double_format): Likewise.
20331 (ieee_extended_motorola_format): Likewise.
20332 (ieee_extended_intel_96_format): Likewise.
20333 (ieee_extended_intel_128_format): Likewise.
20334 (ieee_extended_intel_96_round_53_format): Likewise.
20335 (ibm_extended_format): Likewise.
20336 (mips_extended_format): Likewise.
20337 (ieee_quad_format): Likewise.
20338 (mips_quad_format): Likewise.
20339 (vax_f_format): Likewise.
20340 (vax_d_format): Likewise.
20341 (vax_g_format): Likewise.
20342 (i370_single_format): Likewise.
20343 (i370_double_format): Likewise.
20344 (decimal_single_format): Likewise.
20345 (decimal_double_format): Likewise.
20346 (decimal_quad_format): Likewise.
20347 (c4x_single_format): Likewise.
20348 (c4x_extended_format): Likewise.
20349 (real_internal_format): Likewise.
20350 (coldfire_single_format): New real_format.
20351 (coldfire_double_format): Likewise.
20352 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
20353 canonical_nan_lsbs_set.
20354 (pdp11_d_format): Likewise.
20355 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
20356 if TARGET_COLDFIRE_CPU.
20358 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20360 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
20361 (output_call, m68k_legitimize_call_address): Declare.
20362 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
20363 parenthesees. Add support for a 'W' constraint.
20364 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
20365 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
20366 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
20367 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
20369 (override_options): Initialize them. Do not set flag_no_function_cse
20370 for TARGET_ID_SHARED_LIBRARY.
20371 (m68k_output_pic_call): Delete.
20372 (m68k_legitimize_call_address): New function.
20373 (print_operand): Remove the %o prefix. Handle the %p prefix.
20374 (output_call): New function.
20375 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
20376 target address from the GOT if symbolic jumps are not allowed.
20377 * config/m68k/m68k.md (call, general_operand): Do not set
20378 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
20379 Merge separate flag_pic and !flag_pic define_insns into...
20380 (*call, *call_value): ...these new patterns. Match the address
20381 rather than the containing MEM and require it to be a call_operand.
20382 Use output_call to generate the asm template.
20383 * config/m68k/predicates.md (const_call_operand): New predicate.
20384 (call_operand): Likewise.
20386 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20388 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
20389 (STACK_GROWS_DOWNWARD): Define to 1.
20390 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
20391 comments, emphasizing that these values are only defaults.
20392 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
20393 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
20395 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20397 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
20399 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20400 Richard Sandiford <richard@codesourcery.com>
20402 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
20403 (FP_REGNO_P): New macros.
20404 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
20405 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
20406 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
20407 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
20409 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20411 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
20412 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
20414 * config/m68k/t-floatlib: New file, extracting common code from...
20415 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
20416 * config/m68k/t-uclinux: Here.
20417 * config/m68k/fpgnulib.c: Do not compile extendeed precision
20418 routines on ColdFire targets.
20420 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20422 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
20423 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
20424 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
20425 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
20426 explicitly set MOTOROLA to 1.
20427 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
20429 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20430 Nathan Sidwell <nathan@codesourcery.com>
20432 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
20433 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
20434 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
20435 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
20436 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
20437 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
20438 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
20439 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
20440 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
20441 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
20442 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
20443 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
20444 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
20445 (DBX_REGISTER_NUMBER): Delete.
20446 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
20447 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
20448 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
20450 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20452 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
20453 * config/flat.h: New file.
20454 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
20455 OBJECT_FORMAT_FLAT.
20456 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
20457 indirect references for -msep-data or -mid-shared-library.
20458 Do not use PC-relative code addresses either.
20459 * config/m68k/m68k.c (override_options): Restrict -fPIC error
20461 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
20462 for shared libraries and crt1.o for executables. Use crti.o and
20464 (ENDFILE_SPEC): Use crtend.o and crtn.o.
20465 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
20466 Do not add -elf2flt or -shared-lib-id options here.
20467 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
20468 Pass -shared-lib-id if -mid-shared-library, taking the library
20469 identifier from -mshared-library-id if given, otherwise
20471 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
20472 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
20473 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
20474 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
20475 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
20476 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
20478 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
20479 jump sequence for ISA A and ISA A+.
20480 (PICJUMP): Likewise.
20482 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20484 * config.gcc (m68k-*-uclinux*): Base the port on the common
20485 and m68k GNU/Linux files rather than on the generic ELF ones.
20486 * config/m68k/uclinux.h (TARGET_VERSION): Override.
20487 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
20489 2007-01-18 Julian Brown <julian@codesourcery.com>
20490 Richard Sandiford <richard@codesourcery.com>
20492 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
20493 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
20494 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
20496 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
20497 80 unconditionally.
20498 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
20500 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20502 * doc/install.texi: Document m68k-uclinuxoldabi.
20503 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
20504 * config/m68k/uclinux-oldabi.h: New file, copied from
20505 config/m68k/uclinux.h.
20507 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
20509 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
20510 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
20511 (m32r_compute_frame_size): Use unsigned for regno.
20512 (m32r_reload_lr): Use gen_frame_mem.
20514 (m32r_output_function_epilogue): Don't output the function epilogue
20516 (m32r_expand_epilogue): New.
20517 (direct_return): Return false if the function has the interrupt
20519 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
20520 * config/m32r/m32r.md (epilogue): New expander.
20521 (return_lr, return_rte): New insns.
20522 (return): Make it expander.
20523 (return_normal): New expander.
20525 2007-01-18 Josh Conner <jconner@apple.com>
20528 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
20529 support for UNLE, UNLT, UNGE, and UNGT.
20531 2007-01-18 Jan Hubicka <jh@suse.cz>
20533 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
20534 * tree-tailcall (add_virtual_phis): Likewise.
20535 (optimize_tail_call): Return TODOs.
20536 (execute_tail_calls): Return TODOs.
20537 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
20538 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
20540 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20541 Cleanup cfg using TODO.
20542 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
20543 * passes.c (execute_function_todo): When cleanup did something, remove
20545 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
20546 (make_edges): Don't cleanup_cfg.
20548 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
20550 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
20551 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
20552 operate on the top of stack.
20553 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
20554 register handling of instructions that output to the second
20556 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
20557 (move_for_stack_reg): Special-case check for dead destination
20558 stack slot for constant load of 1.0 inside UNSPEC_TAN.
20560 * config/i386/i386.md (UNSPEC_TAN): New constant.
20561 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
20562 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
20563 to correctly model move of constant 1.0 to top stack slot.
20564 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
20565 (unnamed peephole2 pattern): Remove corresponding peephole2
20566 pattern that optimizes tan insn and loading of constant 1.0.
20567 (tanxf2): Use fptanxf4_i387.
20568 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
20569 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
20570 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20571 disable patterns for SSE math.
20572 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
20573 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
20575 2007-01-18 Dirk Mueller <dmueller@suse.de>
20576 Richard Guenther <rguenther@suse.de>
20579 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
20580 * common.opt (Warray-bounds): Add new warning option.
20581 * c-opts.c (c_common_handle_option): Define -Warray-bounds
20583 * Makefile.in: make tree-vrp.o depend on toplev.h
20584 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
20586 (check_array_refs, check_array_bounds, check_array_ref): New.
20588 2007-01-18 Jan Hubicka <jh@suse.cz>
20590 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
20591 (execute_ssa_ccp): Return flags conditionally.
20592 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
20594 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
20596 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
20598 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
20599 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
20601 * Makefile.c (GTFILES): Add cfglayout.h.
20602 * gengtype.c (open_base_files): Likewise.
20603 * cfglayout.c (cfg_layout_function_footer,
20604 cfg_layout_function_header) Reindent to make gengtype happy.
20605 * cfglayout.h (cfg_layout_function_footer,
20606 cfg_layout_function_header): Add GTY(()) marker.
20608 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
20610 2007-01-18 Ben Elliston <bje@au.ibm.com>
20612 * genautomata.c (write_automata): Include xstrerror output in the
20613 error message if writing the DFA description file fails.
20615 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
20617 * config/mips/mips-protos.h (mips_output_external): Make it
20619 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
20620 * config/mips/mips.c (irix_output_external_libcall): Likewise.
20621 (extern_list): Likewise.
20622 (extern_head): Likewise.
20623 (TARGET_ASM_FILE_END): Likewise.
20624 (mips_file_end): Likewise.
20625 (mips_output_external): Rewritten.
20627 2007-01-18 Ben Elliston <bje@au.ibm.com>
20629 * genpreds.c (write_insn_preds_c): Only write out the function
20630 body for regclass_for_constraint if we have register constraints.
20632 2007-01-17 Tom Tromey <tromey@redhat.com>
20634 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
20635 * doc/install.texi (Testing): Use sourceware.org.
20636 (Binaries): Likewise.
20637 (Specific): Likewise.
20638 * doc/contrib.texi (Contributors): Use sourceware.org.
20640 2007-01-17 Anatoly Sokolov <aesok@post.ru>
20642 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
20643 (AVR_ENHANCED): Rename to ...
20644 (AVR_HAVE_MUL): ... new.
20645 (avr_enhanced_p): Rename to ...
20646 (avr_have_mul_p): ... new.
20647 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
20648 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
20649 * config/avr/avr.c (avr_enhanced_p): Rename to ...
20650 (avr_have_mul_p): ... new.
20651 (base_arch_s): Rename 'enhanced' to 'have_mul'.
20652 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
20653 'avr_enhanced_p' and 'enhanced'.
20654 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
20655 AVR_HAVE_MUL instead of AVR_ENHANCED.
20656 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
20657 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
20658 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
20659 instead of AVR_ENHANCED.
20660 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
20661 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
20662 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
20664 2007-01-17 Ian Lance Taylor <iant@google.com>
20666 * vec.h (VEC_reserve_exact): Define.
20667 (vec_gc_p_reserve_exact): Declare.
20668 (vec_gc_o_reserve_exact): Declare.
20669 (vec_heap_p_reserve_exact): Declare.
20670 (vec_heap_o_reserve_exact): Declare.
20671 (VEC_OP (T,A,reserve_exact)): New static inline function, three
20673 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
20674 negative parameter.
20675 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
20676 (VEC_OP (T,A,copy)) [all versions]: Likewise.
20677 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
20678 * vec.c (calculate_allocation): Add exact parameter. Change all
20680 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
20681 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
20682 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
20683 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
20684 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
20685 (vec_heap_p_reserve_exact): New function.
20686 (vec_heap_o_reserve_exact): New function.
20688 2007-01-17 Jan Hubicka <jh@suse.cz>
20690 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
20692 2007-01-17 Eric Christopher <echristo@apple.com>
20694 * config.gcc: Support core2 processor.
20696 2007-01-16 Jan Hubicka <jh@suse.cz>
20698 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
20699 the names, just unlink the chain so we don't crash on dangling
20703 2007-01-16 Jan Hubicka <jh@suse.cz>
20705 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
20706 * tree-pass.h: Reorder to make IPA passes appear toegher.
20707 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
20709 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
20710 parameters, do not call early inliner.
20711 * ipa-inline.c: Update comments. Include tree-flow.h
20712 (cgraph_decide_inlining): Do not compute inlining parameters.
20713 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
20714 be called with function context set up.
20715 (pass_ipa_inline): Remove unreachable functions before pass.
20716 (cgraph_early_inlining): Simplify assuming to be called from the
20718 (pass_early_inline): New pass.
20719 (cgraph_gate_ipa_early_inlining): New gate.
20720 (pass_ipa_early_inline): Turn into simple wrapper.
20721 (compute_inline_parameters): New function.
20722 (gate_inline_passes): New gate.
20723 (pass_inline_parameters): New pass.
20724 (apply_inline): Move here from tree-optimize.c
20725 (pass_apply_inline): New pass.
20726 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
20728 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
20729 doing them by hand.
20730 (tree_function_versioning): Do not allocate dummy struct function.
20731 * tree-inline.h (optimize_inline_calls): Update prototype.
20732 * tree-optimize.c (execute_fixup_cfg): Export.
20733 (pass_fixup_cfg): Remove
20734 (tree_rest_of_compilation): Do not apply inlines.
20735 * tree-flow.h (execute_fixup_cfg): Declare.
20736 * Makefile.in (gt-passes.c): New.
20737 * passes.c: Include gt-passes.h
20738 (init_optimization_passes): New passes.
20739 (nnodes, order): New static vars.
20740 (do_per_function_toporder): New function.
20741 (execute_one_pass): Dump current pass here.
20742 (execute_ipa_pass_list): Don't dump current pass here.
20744 2007-01-16 Janis Johnson <janis187@us.ibm.com>
20746 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
20747 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
20749 2007-01-16 David Edelsohn <edelsohn@gnu.org>
20751 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
20752 (strong_alias): Define.
20753 (__gcc_qmul): Provide non-FMA for soft-float.
20754 (__gcc_qdiv): Same.
20759 (__gcc_qunord): New.
20769 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
20770 soft-float functions.
20771 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
20772 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
20773 about long double soft float.
20775 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
20776 Tehila Meyzels <tehila@il.ibm.com>
20778 * tree-vectorizer.h (is_pattern_stmt_p): New.
20779 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
20780 formatting (tabs instead of spaces). Cleanup and clarify setting
20781 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
20782 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
20783 (vectorizable_type_demotion): Check that types are integral.
20784 (vectorizable_type_promotion): Likewise.
20785 (vectorizable_store): Fix typo. Eliminate new-line at end of
20788 2007-01-16 Jan Hubicka <jh@suse.cz>
20790 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
20793 2007-01-15 Eric Christopher <echristo@apple.com>
20795 * ifcvt.c: Include vec.h, vecprim.h.
20796 (check_cond_move_block): New argument regs.
20797 Reorganize. Add registers used to regs.
20798 (cond_move_process_if_block): Use regs set above as
20801 2007-01-15 Eric Christopher <echristo@apple.com>
20803 * config/darwin.h: Update copyright.
20804 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
20805 (LINK_COMMAND_SPEC): Add -u.
20806 (LINK_SPEC): Fix umbrella for above.
20808 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
20810 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
20813 2007-01-15 Tom Tromey <tromey@redhat.com>
20815 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
20816 * doc/install.texi (Testing): Don't mention jacks.
20817 (Configuration): Document --enable-java-maintainer-mode. Move
20818 --with-java-home to libgcj-specific section. Document
20820 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
20822 2007-01-15 Jan Hubicka <jh@suse.cz>
20824 * tree-ssa-dce.c (DCE_TODOs): New.
20825 (propagate_necessity): Return if something changed.
20826 (eliminate_unnecessary_stmts): Likewise.
20827 (perform_tree_ssa_dce): Return TODO flags when needed.
20828 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
20830 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
20832 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
20833 (fyl2x_extend<mode>xf3_i387): New insn pattern.
20834 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
20835 patterns using X87MODEF12 mode macro. Extend operand 1
20836 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
20837 (log10<mode>2): Ditto.
20838 (log2<mode>2): Ditto.
20839 (log1p<mode>2): Ditto.
20840 (logb<mode>2): Ditto.
20841 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
20842 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
20843 (*fxtractxf3_i387): Rename from *fxtractxf3.
20844 (fxtract_extend<mode>xf3_i387): New insn pattern.
20845 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
20846 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
20847 and gen_fyl2xxf3_i387().
20849 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
20851 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
20852 * cfgloopmanip.c (fix_loop_placement): Made static. Use
20853 get_loop_exit_edges. Changed return type to bool.
20854 * cfgloop.h (fix_loop_placement): Declaration removed.
20856 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
20858 * param.h (MIN_VECT_LOOP_BOUND): New.
20859 * params.def (MIN_VECT_LOOP_BOUND): New.
20860 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
20861 argument - minimum threshold for number of iterations.
20862 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
20863 argument to declaration.
20864 * tree-vect-analyze.c (vect_analyze_operations): Check value of
20865 MIN_VECT_LOOP_BOUND.
20866 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
20867 slpeel_tree_peel_loop_to_edge with additional argument.
20868 (vect_do_peeling_for_alignment): Likewise.
20869 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
20871 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
20874 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
20875 operands of size 1.
20877 2007-01-14 Jan Hubicka <jh@suse.cz>
20879 * tree-dfa.c (remove_referenced_var): New function.
20880 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
20881 prune referenced vars list too.
20882 * tree-flow.h (remove_referenced_var): Declare.
20884 2007-01-14 Jan Hubicka <jh@suse.cz>
20886 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
20888 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
20889 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
20890 * except.h (verify_eh_throw_table_statements): Kill prototype.
20891 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
20892 into call exrepssions.
20893 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
20895 * tree-cfg.c: Include pointer-set.h.
20896 (verify_node_sharing): Work on pointer set.
20897 (verify_eh_throw_stmt_node): New.
20898 (verify_stmts): Use pointers sets, verify throw_stmt.
20900 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
20902 * ipa-reference.c (analyze_function): Consider also addresses taken
20905 2007-01-12 Roger Sayle <roger@eyesopen.com>
20907 * c-typeck.c (null_pointer_constant_p): Replace use of
20908 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
20909 (build_c_cast): Likewise.
20911 2007-01-12 Roger Sayle <roger@eyesopen.com>
20913 * tree.h (force_fit_type_double): Remove unused final argument.
20914 * c-common.c (constant_expression_warning): Replace use of
20915 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
20916 (convert_and_check): Likewise.
20917 (shorten_compare): Update call to force_fit_type_double.
20918 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
20919 * convert.c (convert_to_pointer): Update call to
20920 force_fit_type_double.
20921 * fold-const.c (force_fit_type_double): Remove overflowed_const
20923 (int_const_binop, fold_convert_const_int_from_int,
20924 fold_convert_const_int_from_real, fold_div_compare,
20925 fold_sign_changed_comparison, fold_unary, fold_negate_const,
20926 fold_abs_const, fold_not_const): Remove the final argument from
20927 calls to force_fit_type_double.
20929 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
20931 * configure.ac: Set insn to "nop" for spu-*-* also.
20932 * configure: Regenerate.
20934 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
20936 * builtins.def : Add BUILT_IN_FREE.
20938 2007-01-12 Jan Hubicka <jh@suse.cz>
20940 PR tree-optimization/30443
20941 * tree-inline.c (tree_function_versioning): Do not optimize when
20942 cloning for inlining.
20944 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
20946 * doc/loop.texi: Document recording of loop exits.
20947 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
20948 (update_single_exits_after_duplication,
20949 update_single_exit_for_duplicated_loop,
20950 update_single_exit_for_duplicated_loops): Removed.
20951 (duplicate_loop_to_header_edge): Do not call
20952 update_single_exits_after_duplication and
20953 update_single_exit_for_duplicated_loops.
20954 (loop_version): Do not update single_exit information.
20955 (fix_loop_structure): Use record_loop_exits instead of
20956 mark_single_exit_loops.
20957 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
20958 the lists of loop exits.
20959 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
20960 split_edge, merge_blocks): Update the lists of loop exits.
20961 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
20962 loop_optimizer_init.
20963 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
20964 of mark_single_exit_loops.
20965 (loop_optimizer_finalize): Call release_recorded_exits.
20966 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
20967 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
20968 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
20969 update single exit information.
20970 * lambda-code.c (perfect_nestify): Ditto.
20971 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
20972 (mark_single_exit_loops): Removed.
20973 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
20974 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
20975 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
20977 (get_loop_exit_edges, single_exit): Use recorded exit lists.
20978 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
20979 (verify_loop_structure): Verify consistency of the exit lists.
20980 (flow_loops_find): Use alloc_loop. Initialize exits hash.
20981 (set_single_exit): Removed.
20982 * cfgloop.h (struct loop_exit): New function.
20983 (struct loop): single_exit_ field replaced by exits field.
20984 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
20985 LOOPS_HAVE_RECORDED_EXITS.
20986 (struct loops): Added exits hash.
20987 (mark_single_exit_loops, set_single_exit): Declaration removed.
20988 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
20990 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20992 * doc/invoke.texi: Avoid use of @headitem.
20994 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20996 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
20998 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21000 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
21003 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21004 Richard Sandiford <richard@codesourcery.com>
21006 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
21007 * config/m68k/m68k.opt: Resort options.
21008 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
21010 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21011 Richard Sandiford <richard@codesourcery.com>
21013 * doc/invoke.texi: Document the macros that are defined by
21014 m68k's -mtune and -mhard-float options.
21015 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
21016 (m68k_cpp_cpu_family): Likewise.
21017 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
21018 of __ucfv*__ macros. Define __mcffpu__ if generating code for
21019 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
21020 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
21021 (m68k_cpp_cpu_family): Likewise.
21023 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21025 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
21026 macros besides mc68000 as tuning macros. Use a switch statement
21027 to set them and mcpu32.
21029 2007-01-12 Julian Brown <julian@codesourcery.com>
21031 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
21032 (TARGET_68040_ONLY): Rename to...
21033 (TARGET_68040): ...this.
21034 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
21035 * config/m68k/m68k.md: Likewise.
21037 2007-01-12 Julian Brown <julian@codesourcery.com>
21038 Nathan Sidwell <nathan@codesourcery.com>
21039 Richard Sandiford <richard@codesourcery.com>
21041 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
21042 the -mcpu= argument associated with the --with-cpu setting.
21043 Define M68K_DEFAULT_TUNE to the default -mtune= option,
21044 if different from the one implied by the -mcpu setting.
21045 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
21046 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
21047 * doc/invoke.texi: Mention ColdFire in the introduction to the
21048 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
21049 -mno-div and -mhard-float options. Make -m68881 a synonym for
21050 -mhard-float. Document the previously-undocumented -m5206e,
21051 -m528x, -m5307 and -m5407 options. Tweak the existing option
21052 documentation for consistency.
21053 * doc/install.texi: Mention new --with-cpu arguments.
21054 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
21055 default CPU if neither -mcpu nor -march are specified.
21056 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
21057 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
21058 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
21059 using m68k_tune to decide between families that implement the
21060 same ISA. Use m68k_tune to set __mcfv4e__.
21061 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
21062 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
21063 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
21064 (FL_ISA_C, FL_ISA_MMU): New macros.
21065 (MASK_COLDFIRE): Delete.
21066 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
21067 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
21068 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
21069 (TARGET_HARD_FLOAT): Do not define here.
21070 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
21071 (TUNE_68000): New macro.
21072 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
21073 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
21074 (TUNE_CFV2): Redefine in terms of m68k_tune.
21075 (uarch_type, target_device, fpu_type): New enums.
21076 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
21077 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
21078 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
21079 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
21080 (FL_FOR_isa_c): New macros.
21081 (m68k_isa): New enum.
21082 (m68k_target_selection): New structure.
21083 (all_devices, all_isas, all_microarchs): New tables.
21084 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
21085 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
21086 (MASK_ALL_CPU_BITS): Delete.
21087 (m68k_find_selection): New function.
21088 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
21089 Map the legacy target options to a combination of the new ones.
21090 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
21091 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
21092 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
21094 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
21095 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
21097 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
21098 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
21099 * config/m68k/m68k-devices.def: New file.
21101 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21102 Nathan Sidwell <nathan@codesourcery.com>
21104 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
21105 (SUBTARGET_EXTRA_SPECS): New macros.
21106 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
21107 use %(asm_cpu_spec) instead.
21108 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
21109 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
21110 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
21111 (EXTRA_SPECS): Rename to...
21112 (SUBTARGET_EXTRA_SPECS): ...this.
21114 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21115 Richard Sandiford <richard@codesourcery.com>
21116 Julian Brown <julian@codesourcery.com>
21118 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21119 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
21120 to the configuration's default CPU.
21121 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
21122 Remove default masks.
21123 (m680[012]0-*-*): Set the default with_cpu to the first part of
21125 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
21126 (m68k*-*-linux): Extend the --with-cpu handling to...
21127 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
21128 and m68010. Don't set target_cpu_default2.
21129 * doc/install.texi: Document --with-cpu for m68k.
21130 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
21131 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
21132 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
21133 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
21134 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
21135 (ASM_SPEC): Remove use of %(asm_cpu_default).
21136 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
21137 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
21138 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
21139 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
21140 __HAVE_FPU__ if TARGET_HARD_FLOAT.
21141 (TARGET_DEFAULT): Delete.
21142 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
21143 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
21144 (CPP_CPU_SPEC): Delete.
21145 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
21146 the appropriate string.
21147 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
21148 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
21149 (ASM_SPEC): Don't use %(asm_default_spec).
21150 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
21151 TARGET_DEFAULT and add MASK_68881.
21152 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
21154 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21156 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
21157 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
21158 MASK_68010 alongside MASK_68020.
21159 * doc/invoke.texi: Document -m68010.
21160 * config/m68k/m68k.opt (m68010): New.
21161 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
21163 (TUNE_68010): New macro.
21164 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
21165 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
21166 (M68K_CPU_m68332): Add MASK_68010.
21167 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
21168 fallback definition.
21169 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
21171 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
21172 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
21173 to all entries that use MASK_68020.
21174 (output_move_simode_const, output_move_himode, output_move_qimode)
21175 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
21176 instead of TARGET_68020 to select clr behavior. Remove comment
21177 about there being no TARGET_68010.
21178 * config/m68k/m68k.md: Likewise throughout.
21180 2007-01-12 Julian Brown <julian@codesourcery.com>
21182 * config/m68k/m68k.h (TARGET_ISAB): New macro.
21183 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
21184 * config/m68k/m68k.md: Likewise.
21186 2007-01-12 Julian Brown <julian@codesourcery.com>
21188 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
21189 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
21191 2007-01-12 Julian Brown <julian@codesourcery.com>
21193 * config/m68k/m68k.h (TUNE_68040_60): New macro.
21194 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
21195 * config/m68k/m68k.md: Likewise.
21197 2007-01-12 Julian Brown <julian@codesourcery.com>
21198 Richard Sandiford <richard@codesourcery.com>
21200 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
21201 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
21202 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
21204 (TARGET_CPU32): Rename to...
21205 (TUNE_CPU32): ...this.
21206 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
21207 (TUNE_CFV2): New macros.
21208 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
21209 remove conditions that are implied by TARGET_68020.
21210 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
21211 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
21212 (m68k_output_function_epilogue): Likewise.
21213 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
21214 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
21215 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
21216 non-68000 timings. Refactor multiplication and division costs.
21217 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
21218 TUNE_CPU32 instead of TARGET_CPU32.
21219 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
21220 and TUNE_68060 instead of TARGET_68060.
21221 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
21222 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
21224 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
21225 && !TARGET_COLDFIRE" to choose between moveq and clr.
21226 Likewise in the unnamed movsf pattern.
21227 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
21228 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
21231 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21233 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
21234 of tabbing before backslashes.
21236 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21238 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
21239 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
21240 (ASM_OUTPUT_INTERNAL_LABEL): Define.
21242 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21244 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
21245 find_interesting_uses_cond.
21246 (find_interesting_uses_cond): Use extract_cond_operands.
21247 (rewrite_use_compare): Use extract_cond_operands and
21248 force_gimple_operand_bsi. Do not call update_stmt.
21249 (determine_use_iv_cost_condition): Use extract_cond_operands.
21250 Return cheaper of using original bound and changing the exit bound.
21252 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21254 PR tree-optimization/29516
21255 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
21256 most_expensive_mult_to_index, addr_to_parts,
21257 create_mem_ref, maybe_fold_tmr): Make the type of
21258 fields of TARGET_MEM_REF sizetype.
21259 (move_fixed_address_to_symbol, move_pointer_to_base):
21261 * tree.def (TARGET_MEM_REF): Add comment on types of
21264 2007-01-11 Joseph Myers <joseph@codesourcery.com>
21266 * c-common.c (vector_types_convertible_p): Treat opaque types as
21267 always convertible if they have the same size, but not otherwise.
21269 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
21271 * ifcvt.c (struct noce_if_info): Add comments to the fields.
21272 Remove the b_unconditional field.
21273 (noce_try_sign_mask): Do not look at b_unconditional.
21274 (noce_process_if_block): Do not use merge_if_blocks. Update
21275 the CFG here. Do not set b_unconditional.
21276 (cond_move_process_if_block): Likewise.
21277 (find_cond_trap): Likewise.
21278 (check_cond_move_block): Require simple jump insns at the end
21279 of the basic block.
21281 2007-01-11 Jan Hubicka <jh@suse.cz>
21283 PR tree-optimization/1046
21284 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
21285 when alias info is not ready.
21286 (pass_tail_recursion): Do not require aliasing.
21287 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
21288 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
21289 * tree-ssa-copy.c (pass_copy_prop): Likewise.
21290 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
21291 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
21292 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
21293 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
21295 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
21296 When aliasing is not build, mark statement as volatile.
21298 2007-01-11 Tom Tromey <tromey@redhat.com>
21300 PR preprocessor/15185, PR preprocessor/20989:
21301 * doc/cppopts.texi <-MT>: Update description of algorithm for
21302 computing default target.
21303 <-M, -MD>: Reword "basename" text.
21305 2007-01-11 Roger Sayle <roger@eyesopen.com>
21307 * builtins.c (expand_builtin_pow, expand_builtin_powi,
21308 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
21309 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
21310 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
21311 fold_builtin_bswap, real_constp, fold_builtin_pow,
21312 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
21313 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
21314 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21315 * convert.c (convert_to_pointer): Likewise.
21316 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
21317 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
21318 const_binop, fold_convert_const_int_from_int,
21319 fold_convert_const_int_from_real,
21320 fold_convert_const_real_from_real, sign_bit_p,
21321 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
21322 fold_sign_changed_comparison, fold_unary, fold_comparison,
21323 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
21324 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
21325 * print-tree.c (print_node_brief, print_node): Likewise.
21326 * stor-layout.c (place_field, layout_type): Likewise.
21327 * tree-chrec.c (keep_cast): Likewise.
21328 * tree.c (build_vector, build_real, build_real_from_int_cst,
21329 build_complex): Likewise.
21331 2007-01-11 Roger Sayle <roger@eyesopen.com>
21333 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
21334 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
21336 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
21338 * configure.ac (strict1_warn): Rename to strict_warn.
21339 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
21340 cc_set_by_configure, quoted_cc_set_by_configure,
21341 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
21342 all_boot_languages, all_stagestuff): Remove.
21343 (target_list): Remove bootstrap targets.
21344 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
21345 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
21346 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
21347 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
21348 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
21349 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
21350 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
21351 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
21352 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
21353 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
21354 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
21355 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
21356 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
21357 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
21358 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
21359 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
21360 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
21361 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
21362 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
21363 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
21364 (mostlyclean): Adjust.
21365 (clean, distclean): Don't mention bootstrap stuff.
21366 * configure: Regenerate.
21367 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
21368 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
21369 treelang/config-lang.in (stagestuff): Remove.
21370 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
21371 stageprofile, stagefeedback, stagestuff): Remove mention.
21373 2007-01-11 Nick Clifton <nickc@redhat.com>
21375 * config/mcore/predicates.md (mcore_general_movesrc_operand):
21377 (mcore_general_movdst_operand): Do not accept CONST_INTs.
21378 (mcore_arith_K_S_operand): Run the test for the S constraint not
21379 the test for the M constraint.
21380 (mcore_addsub_operand): Do not accept integer values that are
21381 larger than 32 bits.
21382 * config/mcore/mcore.md: Remove unused constraints from split.
21383 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
21384 (addsi3): Likewise.
21385 (allocate_stack): Likewise.
21386 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
21387 operands to 32 bits.
21388 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
21390 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
21391 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
21392 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
21393 mcore_output_bclri, mcore_output_andn, output_inline_const,
21394 mcore_output_move, mcore_output_movedouble): Likewise.
21395 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
21396 (output_inline_const): Likewise.
21397 (output_inline_const): Fix format strings used in sprintf
21399 * config/mcore/mcore-protos.h: Update prototypes for changed
21400 functions in mcore.c.
21401 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
21402 HOST_WIDE_INT and not int.
21403 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
21404 CONST_OK_FOR_N): Likewise.
21405 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
21406 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
21409 2007-01-10 Jan Hubicka <jh@suse.cz>
21411 * tree-vrp.c (remove_range_assertions): Release defs.
21412 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
21413 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
21415 2007-01-10 Paul Brook <paul@codesourcery.com>
21417 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
21418 * config/arm/arm.md (mulsi3subsi): New insn.
21420 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
21422 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
21423 (tree_transform_and_unroll_loop): New.
21424 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
21427 2007-01-10 Robert Kennedy <jimbob@google.com>
21429 * fold-const.c (fold_comparison): Fold comparisons like (x *
21430 1000 < 0) to (x < 0).
21432 2007-01-10 Ian Lance Taylor <iant@google.com>
21434 * tree-pretty-print.c (dump_generic_node): Print parentheses when
21435 operands have the same priority.
21437 2007-01-10 Tom Tromey <tromey@redhat.com>
21439 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
21440 (fold_binary): Likewise.
21441 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
21442 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
21443 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
21444 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
21445 * langhooks.h (struct lang_hooks): Removed field
21446 'can_use_bit_fields_p'.
21448 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
21450 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
21452 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
21454 * function.c (get_last_funcdef_no): New function.
21455 * function.h (get_last_funcdef_no): Declare.
21456 * tree-inline.c (initialize_cfun): Add initialization.
21457 (tree_function_versioning): Cleanup.
21459 2007-01-10 Jan Hubicka <jh@suse.cz>
21461 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
21464 2007-01-10 Sa Liu <saliu@de.ibm.com>
21465 Ben Elliston <bje@au.ibm.com>
21467 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
21468 for SAVE_NONLOCAL and Pmode for any other save level.
21469 * spu-protos.h (spu_restore_stack_block): Declare.
21470 * spu.md (save_stack_block): Remove.
21471 (restore_stack_block): Call spu_restore_stack_block.
21472 * spu.c (spu_restore_stack_block): New function.
21473 (spu_expand_epilogue): Remove old comment.
21475 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
21477 PR tree-optimization/30322
21478 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
21479 (cand_value_at): Return the value as aff_tree.
21480 (may_eliminate_iv): Convert the bound from aff_tree to tree.
21481 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
21482 aff_combination_mult): New functions.
21483 (aff_combination_add): Use aff_combination_add_cst.
21484 (aff_combination_convert): Allow conversions to a wider type.
21485 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
21486 * tree-affine.h (aff_combination_mult): Declare.
21488 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
21490 * doc/tm.texi: Update documentation to reflect reality of exec
21491 and start file search behaviours. Update copyright year.
21492 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
21493 header file directories.
21495 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
21497 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
21498 (*cosxf2): Rename to cosxf2_i387.
21499 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
21500 using X87MODEF12 mode macro. Rename patterns to
21501 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
21503 (*cosdf2, *cossf2): Ditto.
21504 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
21505 to match extended input operands.
21506 (sincos<mode>3): New expander.
21507 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
21508 insn patterns and corresponding splitters.
21510 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
21512 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
21513 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
21515 2007-01-09 Nicolas Pitre <nico@cam.org>
21518 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
21520 2007-01-08 Geoffrey Keating <geoffk@apple.com>
21522 * target.h (struct gcc_target): New field library_rtti_comdat.
21523 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
21524 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
21525 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
21526 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
21528 2007-01-08 Geoffrey Keating <geoffk@apple.com>
21530 * doc/invoke.texi (Optimize Options): Correct description of -O0.
21532 2007-01-08 Richard Guenther <rguenther@suse.de>
21534 * tree.h (force_fit_type_double): Export.
21535 (force_fit_type): Remove.
21536 * fold-const.c (force_fit_type_double): New function.
21537 (force_fit_type): Remove.
21538 (int_const_binop): Use it.
21539 (fold_convert_const_int_from_int): Likewise.
21540 (fold_convert_const_int_from_real): Likewise.
21541 (fold_div_compare): Likewise.
21542 (fold_sign_changed_comparison): Likewise.
21543 (fold_unary): Likewise.
21544 (fold_negate_const): Likewise.
21545 (fold_abs_const): Likewise.
21546 (fold_not_const): Likewise.
21547 * c-common.c (shorten_compare): Use force_fit_type_double.
21548 * convert.c (convert_to_pointer): Likewise.
21550 2007-01-08 Richard Guenther <rguenther@suse.de>
21552 * tree.h (build_int_cst_wide_type): Export.
21553 * tree.c (build_int_cst_wide_type): New function.
21554 (build_int_cst_wide): Fix comment.
21555 * builtins.c (fold_builtin_object_size): Use build_int_cst
21556 to build -1 or 0 of the correct type. Use fit_double_type
21557 to check for overflow.
21558 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
21560 (decode_field_reference): Likewise.
21561 (all_ones_mask_p): Likewise.
21562 (native_interpret_int): Use build_int_cst_wide_type.
21563 (fold_binary): Use build_int_cst_type to build an all-ones
21565 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
21567 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
21569 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
21571 2007-01-09 Ben Elliston <bje@au.ibm.com>
21573 * genautomata.c (STATS_OPTION): New option.
21574 (stats_flag): New flag.
21575 (gen_automata_option): Handle it.
21576 (initiate_automaton_gen): Ditto.
21577 (write_automata): Output statistics only if stats_flag is
21578 set. Likewise, output time statistics only if time_flag is set.
21579 * doc/md.texi (Processor pipeline description): Document new flag.
21581 2007-01-08 Richard Guenther <rguenther@suse.de>
21583 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
21584 * tree.c (build_int_cst_type): Likewise.
21585 (size_in_bytes): Don't call force_fit_type on the result.
21586 (int_fits_type_p): Use fit_double_type.
21587 * fold-const.c (fit_double_type): New function.
21588 (force_fit_type): Use it.
21589 * tree.h (fit_double_type): Export.
21591 2007-01-08 Jan Hubicka <jh@suse.cz>
21593 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
21594 * ipa.c (function_and_variable_visibility): Fix return type.
21596 2007-01-08 Richard Guenther <rguenther@suse.de>
21598 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
21599 of offset to build the index.
21600 * tree-pretty-print.c (dump_generic_node): Don't build negated
21601 const just for printing.
21602 * c-pretty-print.c (pp_c_integer_constant): Likewise.
21603 * builtins.c (fold_builtin_int_roundingfn): Check if result
21604 fits the type by using force_fit_type and comparing the result.
21605 * predict.c (predict_loops): Use compare_tree_int for comparison.
21606 * tree.c (build_int_cst): Fall back to integer_type_node for
21608 (build_int_cst_wide): Assert type is non-null.
21610 2007-01-08 Roberto Costa <roberto.costa@st.com>
21612 * tree-vrp.c (extract_range_from_cond_expr): New.
21613 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
21614 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
21616 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
21617 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
21618 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
21619 used as expressions.
21620 * tree-object-size.c (cond_expr_object_size): New.
21621 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
21623 2007-01-08 Jan Hubicka <jh@suse.cz>
21625 * tree-ssa-forwprop.c (forward_propagate_into_cond,
21626 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
21629 2007-01-08 Richard Guenther <rguenther@suse.de>
21631 PR tree-optimization/23603
21632 * tree-vrp.c (set_value_range_to_truthvalue): New function.
21633 (extract_range_from_binary): Fall back to truthvalue instead of
21634 varying for TRUTH_*_EXPR.
21635 (extract_range_from_comparison): Fall back to truthvalue instead of
21637 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
21638 if all visited PHI values were constant.
21640 2007-01-08 Jan Hubicka <jh@suse.cz>
21642 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
21643 (cgraph_analyze_function): break out from ...
21644 (cgraph_finalize_compilation_unit): ... here.
21645 (cgraph_expand_function): Remove forgoten commented out line.
21646 (cgraph_optimize): Analyze functions.
21648 2007-01-08 Jan Hubicka <jh@suse.cz>
21650 * tree-pas.h (TODO_remove_function): New flag.
21651 (TODO_update*): Renumber.
21652 (pass_ipa_increase_alignment,
21653 pass_ipa_function_and_variable_visibility): New passes.
21654 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
21655 (cgraph_function_and_variable_visibility): Move to ipa.c
21656 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
21657 cgraph_increase_alignment.
21658 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
21659 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
21660 calling tree-inline.
21661 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
21662 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
21663 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
21664 (gate_increase_alignment): New function.
21665 (pass_ipa_increase_alignment): New pass.
21666 * ipa.c: Inline tree-pass.h and timevar.h
21667 (function_and_variable_visibility): Move here from cgraphunit.c
21668 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
21669 * passes.c (init_optimization_passes): Add the two new passes.
21670 (execute_todo): Handle cgraph_remove_functions.
21672 2007-01-08 Nick Clifton <nickc@redhat.com>
21674 * config/frv/predicates.md (reg_or_0_operand): Accept
21677 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
21679 * config/bfin/rtems.h, config/bfin/t-rtems: New.
21680 * config.gcc: Add bfin*-rtems*.
21682 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
21684 * c.opt: Add -flax-vector-conversions.
21685 * c-typeck.c (convert_for_assignment): Pass flag to
21686 vector_types_convertible_p to allow emission of note.
21687 (digest_init): Likewise.
21688 * c-opts.c: Handle -flax-vector-conversions.
21689 * c-common.c (flag_lax_vector_conversions): New.
21690 (vector_types_convertible_p): Unless -flax-vector conversions
21691 has been passed, disallow conversions between vectors with
21692 differing numbers of subparts and/or element types. If such
21693 a conversion is disallowed, possibly emit a note on the first
21694 occasion only to inform the user of -flax-vector-conversions.
21695 The new last argument specifies this.
21696 * c-common.h (flag_lax_vector_conversions): New.
21697 (vector_types_convertible_p): Add extra argument.
21698 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
21699 char_type_node for V*QI type vectors.
21700 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
21701 Update to satisfy new typechecking rules.
21702 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
21703 C and C++ variants.
21704 * doc/invoke.texi (C Dialect Options): Document
21705 -flax-vector-conversions.
21707 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
21709 PR tree-optimization/29877
21710 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
21711 a register variable on the RHS to not be replaceable.
21713 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
21714 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
21715 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
21716 const_simm15, const_pow2, const_npow2): Added.
21717 * config/score/misc.md (insv, extv, extzv, movmemsi,
21718 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
21719 * config/score/score.c (score_address_cost, score_select_cc_mode):
21721 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
21722 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
21723 Update score_print_operand.
21724 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
21725 Adjust register allocate order and update some macro define.
21726 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
21727 mdx_block_move_straight, mdx_block_move_loop_head,
21728 mdx_block_move_loop_body, mdx_block_move_loop_foot,
21729 mdx_block_move_loop, mdx_block_move): Added.
21730 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
21731 mdp_limm): Updated and fix some bug and typo.
21732 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
21733 (movsf, movdf, doloop_end): Added.
21735 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
21737 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
21738 config/arm/thumb2.md: Fix comment typos.
21739 * doc/extend.texi: Fix a typo.
21741 2007-01-07 Eric Christopher <echristo@apple.com>
21743 * configure.ac: Check for __stack_chk_fail for darwin.
21744 * configure: Regenerate.
21746 2007-01-07 Richard Guenther <rguenther@suse.de>
21748 * tree-vrp.c (extract_range_from_assert): CSE calls to
21749 compare_values where possible.
21750 (extract_range_from_unary_expr): Likewise.
21752 2007-01-07 Anatoly Sokolov <aesok@post.ru>
21754 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
21755 * config/avr/avr.c (call_insn_operand): Delete function.
21756 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
21757 instead of register number. Use predicates.
21758 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
21759 call_insn_operand): Add.
21761 2007-01-06 Jan Hubicka <jh@suse.cz>
21763 * tree-pass.h (pass_build_cgraph_edges): Declare.
21764 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
21765 (visited_nodes): Remove.
21766 (cgraph_create_edges): Move to cgraphbuild.c; rename to
21767 build_cgrpah_edges; make visited_nodes local.
21768 (cgraph_process_new_functions): DO not call initialize_inline_failed.
21769 (record_references_in_initializer): Move to cgraphbuild.c
21770 (initialize_inline_failed, rebuild_cgraph_edges,
21771 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
21772 (verify_cgraph_node): Make visited_nodes local.
21773 (cgraph_analyze_function): Do not call cgraph_create_edges and
21774 initialize_inline_failed.
21775 (cgraph_expand_function): Do not call cgraph_lower_function;
21776 assert that function is already lowered.
21777 * Makefile.in (cgraphbuild.o): New.
21778 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
21779 at the end of lowering passes.
21781 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
21783 * ifcvt.c (cond_move_convert_if_block): New function, code
21784 factored out from...
21785 (cond_move_process_if_block): ...here. Call the new function
21786 on the THEN and ELSE blocks.
21787 (merge_if_block): Do not copy global_live_at_end, merge_blocks
21788 already takes care of this.
21790 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21793 * tree.h (TREE_OVERFLOW_P): New.
21794 * c-typeck.c (parser_build_unary_op): Warn only if result
21795 overflowed and operands did not.
21796 (parser_build_binary_op): Likewise.
21797 (convert_for_assignment): Remove redundant overflow_warning.
21798 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
21800 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21802 * c-typeck.c (store_init_value): Split over two lines to follow
21803 the GNU coding style.
21805 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
21807 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
21808 __GXX_EXPERIMENTAL_CXX0X__.
21809 * doc/cpp.texi: Same.
21811 2007-01-05 Richard Guenther <rguenther@suse.de>
21813 PR middle-end/27826
21814 * tree.c (get_narrower): Do not construct COMPONENT_REFs
21815 with mismatched types. Instead explicitly build a
21816 conversion NOP_EXPR.
21818 2007-01-05 Ian Lance Taylor <iant@google.com>
21820 * c-common.c (decl_with_nonnull_addr_p): New function.
21821 (c_common_truthvalue_conversion): Call it.
21822 * c-typeck.c (build_binary_op): Likewise.
21823 * c-common.h (decl_with_nonnull_addr_p): Declare.
21825 2007-01-05 Jakub Jelinek <jakub@redhat.com>
21828 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
21831 2007-01-05 Joel Brobecker <brobecker@adacore.com>
21833 * doc/install.texi (Final install): Document the fact that
21834 the GNAT runtime should not be stripped.
21836 2007-01-04 Jan Hubicka <jh@suse.cz>
21838 * tree-inline.c (fold_marked_statements): Update operand caches
21839 and EH after folding
21841 2007-01-04 Ian Lance Taylor <iant@google.com>
21843 * c-common.c (check_function_nonnull): Whitespace fix.
21845 2007-01-04 Jan Hubicka <jh@suse.cz>
21847 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
21848 comitted older version of patch.
21849 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
21850 function, celanup cfg and collect garbage.
21852 2007-01-04 Mike Stump <mrs@apple.com>
21854 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
21857 2007-01-04 Eric Christopher <echristo@apple.com>
21859 * libgcc2.c (__bswapsi2): Use SItype.
21860 (__bswapdi2): Use DItype.
21861 * libgcc2.h: Update for above.
21863 2007-01-04 Paul Brook <paul@codesourcery.com>
21865 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
21866 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
21867 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
21868 umulsidi3, umulsidi3adddi, smulsi3_highpart,
21869 umulsi3_highpart): Make conditional on !arm_arch6.
21870 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
21871 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
21872 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
21873 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
21874 umulsi3_highpart_v6): New insns.
21876 2007-01-04 Roger Sayle <roger@eyesopen.com>
21878 * fold-const.c (fold_convert): When casting an expression to void,
21879 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
21880 have a type. Instead of attempting to build a NOP_EXPR, return
21881 these "special" trees directly.
21883 2007-01-04 Joseph Myers <joseph@codesourcery.com>
21885 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
21886 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
21887 rs6000_cost->fp not 0 as adjustment for outer NEG.
21889 2007-01-04 Jan Hubicka <jh@suse.cz>
21891 * cgraph.c (cgraph_release_function_body): New function.
21892 (cgraph_remove_node): Use it.
21893 * cgraph.h (cgraph_release_function_body): Declare.
21894 * cgraphunit.c (cgraph_expand_function): Use it.
21895 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
21896 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
21897 is initialized and while compilation of other function is running.
21898 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
21899 statement CFG annotations from here to ...
21900 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
21902 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
21904 * cfgloop.h (enum li_flags): Make the constants powers of two.
21906 2007-01-04 Jan Hubicka <jh@suse.cz>
21908 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
21910 (fold_marked_statements): New function.
21911 (optimize_inline_calls, tree_function_versioning): Fold new statements.
21912 * tree-inline.h (copy_body_data): Add statements_to_fold.
21914 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
21916 * config.gcc: Mention libgcc/config.host.
21917 * Makefile.in: Update comments mentioning libgcc.
21918 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
21919 (all.cross, start.encap, rest.encap, rest.cross): Update
21920 dependencies for libgcc move.
21921 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
21922 (clean-target, clean-target-libgcc): Delete.
21923 (srcdirify, GCC_EXTRA_PARTS): New macros.
21924 (libgcc-support, libgcc.mvars): New rules.
21925 (distclean): Remove mention of mklibgcc.
21926 (install): Don't reference INSTALL_LIBGCC.
21927 (install-common): Don't reference EXTRA_PARTS.
21928 (install-libgcc, install-multilib): Delete rules.
21929 * mklibgcc.in: Delete file.
21930 * doc/configfiles.texi: Don't mention mklibgcc.
21932 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
21933 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
21934 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
21935 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
21936 (mklibgcc, ldblspecs): Likewise.
21938 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
21939 (posixpre.def): Use $(T).
21940 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
21941 (SHLIB_SRC, SHLIB_INSTALL): Delete.
21942 (SHLIB_LINK): Make dummy.
21943 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
21945 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
21947 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
21948 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
21949 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
21950 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
21952 * configure.ac (all_outputs): Remove mklibgcc.
21953 * configure: Regenerated.
21955 2007-01-03 Josh Conner <jconner@apple.com>
21957 PR middle-end/29683
21958 * calls.c (compute_argument_addresses): Set stack and stack_slot
21959 for partial args, too.
21960 (store_one_arg): Use locate.size.constant for the size when
21961 generating a save_area.
21963 2007-01-03 Robert Kennedy <jimbob@google.com>
21965 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
21966 whose definitions are deleted due to basic block merging.
21968 2007-01-03 Paul Brook <paul@codesourcery.com>
21971 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
21973 (use_return_insn): Return 0 for Thumb interrupt functions.
21974 (print_multi_reg): Add rfe argument for IRQ returns.
21975 (arm_output_epilogue): Pop interrupt return address directly into PC.
21976 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
21978 2007-01-03 Paul Brook <paul@codesourcery.com>
21980 Merge from sourcerygxx-4_1.
21981 * config/arm/thumb2.md: New file.
21982 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
21984 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
21985 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
21986 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
21987 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
21989 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
21990 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
21992 * config/arm/ieee754-sf.S: Ditto.
21993 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
21994 (thumb1_base_register_rtx_p): ... to this.
21995 (thumb_index_register_rtx_p): Rename...
21996 (thumb1_index_register_rtx_p): ... to this.
21997 (thumb_output_function_prologue): Rename...
21998 (thumb1_output_function_prologue): ... to this.
21999 (thumb_legitimate_address_p): Rename...
22000 (thumb1_legitimate_address_p): ... to this.
22001 (thumb_rtx_costs): Rename...
22002 (thumb1_rtx_costs): ... to this.
22003 (thumb_compute_save_reg_mask): Rename...
22004 (thumb1_compute_save_reg_mask): ... to this.
22005 (thumb_final_prescan_insn): Rename...
22006 (thumb1_final_prescan_insn): ... to this.
22007 (thumb_expand_epilogue): Rename...
22008 (thumb1_expand_epilogue): ... to this.
22009 (arm_unwind_emit_stm): Rename...
22010 (arm_unwind_emit_sequence): ... to this.
22011 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
22012 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
22013 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
22014 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
22015 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
22016 thumb2_output_casesi): New functions.
22017 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
22018 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
22019 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
22020 THUMB2_WORK_REGS): Define.
22021 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
22022 arm_condexec_mask, arm_condexec_masklen)): New variables.
22023 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
22024 (arm_override_options): Check new CPU capabilities.
22025 Set new architecture flag variables.
22026 (arm_isr_value): Handle v7m interrupt functions.
22027 (user_return_insn): Return 0 for v7m interrupt functions. Handle
22029 (const_ok_for_arm): Handle Thumb-2 constants.
22030 (arm_gen_constant): Ditto. Use movw when available.
22031 (arm_function_ok_for_sibcall): Return false for v7m interrupt
22033 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
22034 (thumb_find_work_register, arm_load_pic_register,
22035 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
22036 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
22037 print_multi_reg, output_mov_long_double_fpa_from_arm,
22038 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
22039 output_mov_double_fpa_from_arm, output_move_double,
22040 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
22041 output_return_instruction, arm_output_function_prologue,
22042 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
22043 arm_output_mi_thunk, thumb_set_return_address): Ditto.
22044 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
22045 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
22046 (arithmetic_instr, shift_op): Use arm_shift_nmem.
22047 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
22049 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
22050 (thumb_expand_prologue): Use thumb_set_frame_pointer.
22051 (arm_file_start): Output directive for unified syntax.
22052 (arm_unwind_emit_set): Handle stack alignment instruction.
22053 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
22054 Add v6t2, v7, v7a, v7r and v7m.
22055 (RETLDM): Add Thumb-2 code.
22056 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
22057 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
22058 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
22059 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
22060 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
22061 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
22062 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
22063 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
22064 ADJUST_INSN_LENGTH): Define.
22065 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
22066 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
22067 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
22068 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
22069 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
22070 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
22071 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
22072 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
22073 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
22074 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
22075 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
22076 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
22077 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
22078 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
22079 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
22080 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
22081 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
22083 * config/arm/arm-tune.md: Regenerate.
22084 * config/arm/arm-protos.h: Update prototypes.
22085 * config/arm/vfp.md: Enable patterns for Thumb-2.
22086 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
22087 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
22088 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
22089 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
22090 * config/arm/libunwind.S: Add Thumb-2 code.
22091 * config/arm/constraints.md: Update include Thumb-2.
22092 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
22093 * config/arm/ieee754-df.S: Ditto.
22094 * config/arm/bpabi.S: Ditto.
22095 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
22096 * config/arm/predicates.md (low_register_operand,
22097 low_reg_or_int_operand, thumb_16bit_operator): New.
22098 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
22099 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
22100 * config/arm/t-arm-elf: Add armv7 multilib.
22101 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
22103 (UNSPEC_STACK_ALIGN, ce_count): New.
22104 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
22105 arm_zero_extendsidi2, arm_zero_extendqidi2): New
22107 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
22108 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
22109 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
22110 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
22111 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
22112 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
22114 * doc/extend.texi: Document ARMv7-M interrupt functions.
22115 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
22117 2007-01-03 Jakub Jelinek <jakub@redhat.com>
22119 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
22120 (struct _Unwind_Context): Rename args_size to flags, remove
22121 signal_frame field, add a new args_size field and version field.
22122 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
22123 _Unwind_IsExtendedContext): New inline functions.
22124 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
22125 Assume by_value array is only present if _Unwind_IsExtendedContext.
22126 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
22127 _Unwind_IsSignalFrame.
22128 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
22129 (uw_update_context_1): Use _Unwind_SetSignalFrame.
22130 (uw_init_context_1): Initialize context->flags to
22131 EXTENDED_CONTEXT_BIT.
22132 * config/rs6000/linux-unwind.h (frob_update_context): Use
22133 _Unwind_SetSignalFrame.
22135 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22137 PR middle-end/30353
22138 * gimplify.c (gimplify_modify_expr_complex_part): Move below
22139 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
22142 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
22144 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
22145 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
22146 RET, AT_SP): Remove.
22147 * config/i386/i386.md (*sse_prologue_save_insn): Use return
22150 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22151 * cfgbuild.c (find_basic_blocks): Likewise.
22152 * cfgrtl.c (rtl_create_basic_block): Likewise.
22153 * function.c (temp_slots_at_level): Likewise.
22154 * reg-stack.c (stack_regs_mentioned): Likewise.
22155 * regclass.c (allocate_reg_info): Likewise.
22156 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22157 set_bb_for_stmt, move_block_to_fn): Likewise.
22158 * tree-complex.c (tree_lower_complex): Likewise.
22159 * vec.h (VEC_safe_grow_cleared): New.
22161 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
22163 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
22165 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
22166 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
22168 * cfgloopmanip.c (scale_loop_frequencies): Export.
22169 (loopify): Scale the frequencies by prescribed coefficients.
22170 (set_zero_probability): New function.
22171 (duplicate_loop_to_header_edge): Improve updating of frequencies.
22172 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
22173 and frequencies according to arguments.
22174 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
22176 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
22177 * modulo-sched.c (sms_schedule): Set probabilities for entering
22178 versioned loop correctly.
22179 * tree-vect-transform.c (vect_transform_loop): Ditto.
22180 * cfgloop.h (loopify, loop_version): Declaration changed.
22181 (scale_loop_frequencies): Declared.
22183 2007-01-02 Jan Hubicka <jh@suse.cz>
22185 * cgraph.c: Include tree-flow.h
22186 (cgraph_add_new-function): Handle IPA_SSA mode; execute
22187 early_local_passes.
22188 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
22189 * tree-pass.h (pass_all_early_optimizations): Declare.
22190 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
22191 early_local_passes.
22192 (cgraph_analyze_function): Do early_local_passes.
22193 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
22194 Do not add referenced vars.
22195 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
22197 (gate_all_early_local_passes): New gate.
22198 (pass_early_local_passes): Use new gate.
22199 (execute_early_local_optimizations): New functions.
22200 (gate_all_early_optimizations): New gate.
22201 (pass_all_early_optimizations): New pass.
22202 (execute_free_datastructures): Free SSA only when initialized.
22203 (gate_init_datastructures): Init only when optimizing.
22204 (tree_lowering_passes): Do early local passes when called late.
22205 * tree-profile.c (do_tree_profiling): Don't profile functions added
22207 (do_early_tree_profiling, pass_early_tree_profile): Kill.
22208 * tree-cfg.c (update_modified_stmts): Do not update when operands are
22210 * passes.c (init_optimizations_passes): Reorder so we go into SSA
22211 during early_local_passes.
22212 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
22215 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
22217 * Makefile.in: Update copyright year.
22219 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
22221 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
22222 in $(lang_checks) and check-consistency targets.
22224 2007-01-02 Jan Hubicka <jh@suse.cz>
22226 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
22227 Do not add referenced vars.
22228 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
22230 * passes.c (init_optimization_passes): Put mudflap_2 after
22231 free_datastructures.
22233 2007-01-02 Jan Hubicka <jh@suse.cz>
22235 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
22236 Set NOTHROW flag on call statements proved to be nothrow.
22237 Update statement of local calls so new pure/const functions are
22238 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
22240 (tree_rest_of_compilation): Register hooks and initialize bitmap
22241 early. Do not set after_inlining flag.
22243 2007-01-02 Steve Ellcey <sje@cup.hp.com>
22245 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
22246 HOST_BITS_PER_LONGLONG
22248 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22251 * c-typeck.c (store_init_value): Don't emit pedantic overflow
22252 warning for non-static initializers.
22254 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
22256 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
22257 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
22258 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
22259 Always use set_unique_reg_note to add REG_EQUAL notes.
22261 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22264 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22266 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22267 * cfgbuild.c (find_basic_blocks): Likewise.
22268 * cfgrtl.c (rtl_create_basic_block): Likewise.
22269 * function.c (temp_slots_at_level): Likewise.
22270 * reg-stack.c (stack_regs_mentioned): Likewise.
22271 * regclass.c (allocate_reg_info): Likewise.
22272 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22273 set_bb_for_stmt, move_block_to_fn): Likewise.
22274 * tree-complex.c (tree_lower_complex): Likewise.
22275 * vec.h (VEC_safe_grow_cleared): New.
22277 2007-01-02 Ian Lance Taylor <iant@google.com>
22279 * c-common.c (c_common_truthvalue_conversion): When warning about
22280 using an assignment as a truth value, set TREE_NO_WARNING.
22282 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22285 * c.opt (Wold-style-declaration): New.
22286 * doc/invoke.texi (C-only Warning Options): New.
22287 (Wold-style-declaration): Document it.
22288 (Wextra): Enabled by -Wextra.
22289 * c-opts.c (c_common_post_options): Enabled by -Wextra.
22290 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
22291 -Wold-style-declaration.
22293 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22295 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22296 * cfgbuild.c (find_basic_blocks): Likewise.
22297 * cfgrtl.c (rtl_create_basic_block): Likewise.
22298 * function.c (temp_slots_at_level): Likewise.
22299 * reg-stack.c (stack_regs_mentioned): Likewise.
22300 * regclass.c (allocate_reg_info): Likewise.
22301 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22302 set_bb_for_stmt, move_block_to_fn): Likewise.
22303 * tree-complex.c (tree_lower_complex): Likewise.
22304 * vec.h (VEC_safe_grow_cleared): New.
22306 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
22308 * c-common.c (c_common_nodes_and_builtins): Since variants of
22309 void_type_node get built before it is given a name, we need to
22310 give those variants the name, too.
22311 (complete_array_type): We need to work with the canonical main
22312 type of the array, from which we will build the qualified version.
22313 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
22314 * print-tree.c (print_node): Display canonical type information
22316 * stor-layout.c (layout_type): When we don't know the
22317 alignment of a type for which we're building an array, we end up
22318 guessing wrong, so make the type require structural equality.
22319 * tree.c (make_node_stat): When we build a new type, it is its
22320 own canonical type.
22321 (build_type_attribute_qual_variant): When building an attribute
22322 variant, its canonical type is the non-attribute variant. However,
22323 if the attributes are target-dependent and they differ, we need to
22324 use structural equality checks for this type.
22325 (build_qualified_type): A qualified type is not equivalent to its
22326 unqualified variant; set the canonical type appropriately.
22327 (build_distinct_type_copy): When building a distinct type from
22328 another type, the new type is its own canonical type.
22329 (build_variant_type_copy): When building a new type variant, we
22330 assume that it is equivalent to the original type.
22331 (build_pointer_type_for_mode): When building a pointer type, also
22332 build a canonical type pointer.
22333 (build_reference_type_for_mode): When building a reference type,
22334 also build a canonical type reference.
22335 (build_index_type): When we can't hash an index type (e.g.,
22336 because its maximum value is negative), the index type requires
22337 structural equality tests.
22338 (build_array_type): Build the canonical form of an array type.
22339 (build_function_type): Function types require structural equality,
22340 because they contain default arguments, attributes, etc.
22341 (build_method_type_directly): Ditto for method types.
22342 (build_offset_type): Build the canonical offset type.
22343 (build_complex_type): Build the canonical vector type.
22344 (make_vector_type): Build the canonical vector type.
22345 * tree.h (TYPE_CANONICAL): New.
22346 (TYPE_STRUCTURAL_EQUALITY_P): New.
22347 (SET_TYPE_STRUCTURAL_EQUALITY): New.
22348 (struct tree_type): Added "canonical" field.
22349 * params.h (VERIFY_CANONICAL_TYPES): New.
22350 * doc/c-tree.texi (TYPE_CANONICAL): Document.
22351 (TYPE_STRUCTURAL_EQUALITY_P): Document.
22352 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
22353 * doc/invoke.texi (verify-canonical-types): Document --param
22354 parameter for verifying canonical types.
22356 2007-01-02 Joseph Myers <joseph@codesourcery.com>
22358 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
22359 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
22360 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
22361 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
22363 * config/rs6000/e500.h: New.
22364 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
22365 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
22367 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
22368 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
22369 TARGET_E500_DOUBLE): Remove.
22370 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
22371 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
22372 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
22373 * config/rs6000/rs6000.c (rs6000_override_options): Use
22374 CHECK_E500_OPTIONS.
22376 2007-01-02 Joseph Myers <joseph@codesourcery.com>
22378 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
22379 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
22380 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
22381 rs6000_emit_cmove): Don't check TARGET_E500.
22382 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
22383 sordered): Don't check TARGET_E500.
22385 2007-01-01 Eric Christopher <echristo@apple.com>
22387 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
22388 HARD_REGISTER_NUM_P.
22390 2007-01-01 Roger Sayle <roger@eyesopen.com>
22392 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
22393 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
22394 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
22397 2007-01-01 Mike Stump <mrs@apple.com>
22399 * configure.ac: Remove support for building with Apple's gcc-3.1.
22401 2007-01-02 Joseph Myers <joseph@codesourcery.com>
22403 PR middle-end/30311
22404 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
22405 REG is a hard register. Do not modify REG before calling
22407 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
22408 multiple of the size of YMODE for certain lowpart cases.
22410 2007-01-01 Andrew Pinski <pinskia@gmail.com>
22412 PR middle-end/30253
22413 * gimplify (voidify_wrapper_expr): Update for
22414 GIMPLE_MODIFY_STMT.
22416 2007-01-01 Andreas Schwab <schwab@suse.de>
22419 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
22420 save of BR0 in extra_spill_size instead of spill_size.
22421 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
22423 (ia64_expand_epilogue): Restore BR0 from its new location.
22425 2007-01-01 Andrew Pinski <pinskia@gmail.com>
22427 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
22428 Use a temporary variable if the left hand side is not a gimple
22431 2007-01-01 Andrew Pinski <pinskia@gmail.com>
22433 * gimplify.c (gimplify_return_expr): Make the temporary variable
22434 for the return expression, a gimple register variable.
22436 2007-01-01 Jan Hubicka <jh@suse.cz>
22438 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
22441 2007-01-01 Mike Stump <mrs@apple.com>
22443 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
22445 * config/darwin.c (machopic_select_rtx_section): Use
22446 HAVE_GAS_LITERAL16.
22447 (darwin_mergeable_constant_section): Likewise.
22448 * configure: Regenerate.
22449 * config.in: Regenerate.
22451 2007-01-01 Jan Hubicka <jh@suse.cz>
22452 Andrew Pinski <pinskia@gmail.com>
22454 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
22455 before starting IPA passes.