1 2007-08-25 Hans Kester <hans.kester@ellips.nl>
3 * config.gcc : Add x86_64-elf target.
5 2007-08-25 Jakub Jelinek <jakub@redhat.com>
7 * expr.c (store_expr): Fix order of store_by_pieces arguments.
9 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
10 Nigel Stephens <nigel@mips.com>
14 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
15 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
16 * expr.c (SET_BY_PIECES_P): Define.
17 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
18 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
19 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
21 * expr.h (SET_RATIO): Define.
22 (can_store_by_pieces, store_by_pieces): Update prototypes.
23 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
24 can_store_by_pieces/store_by_pieces.
25 (expand_builtin_memcpy_args): Likewise.
26 (expand_builtin_strncpy): Likewise.
27 (expand_builtin_memset_args): Likewise. Also remove special case
28 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
29 decide what to do instead.
30 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
31 to can_store_by_pieces.
33 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
34 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
36 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
37 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
38 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
39 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
40 (STORE_BY_PIECES_P): Define.
42 2007-08-24 Tom Tromey <tromey@redhat.com>
44 * varpool.c (varpool_last_needed_node): Fix comment typo.
45 * c-decl.c (duplicate_decls): Fix comment typo.
46 (clone_underlying_type): Update comment.
48 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
50 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
51 alpha_in_small_data_p, alpha_split_complex_arg,
52 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
54 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
55 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
57 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
58 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
59 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
60 * config/darwin.c (darwin_binds_local_p): Likewise.
61 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
63 * config/i386/i386-protos.h (i386_pe_binds_local_p,
64 i386_pe_valid_dllimport_attribute_p): Likewise.
65 * config/i386/i386.c (ix86_function_regparm,
66 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
67 x86_can_output_mi_thunk, ix86_mangle_type,
68 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
69 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
70 i386_pe_binds_local_p): Likewise.
72 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
73 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
74 ia64_invalid_conversion, ia64_invalid_unary_op,
75 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
77 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
78 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
79 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
80 * config/mips/mips.c (mips_use_blocks_for_constant_p,
81 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
82 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
83 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
84 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
85 * config/pa/pa.c (pa_commutative_p): Likewise.
86 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
88 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
89 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
90 rs6000_use_blocks_for_constant_p,
91 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
92 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
93 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
94 * config/s390/s390.c (s390_mangle_type,
95 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
97 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
98 th_in_small_data_p): Likewise.
99 * config/sh/sh.c (sh_ms_bitfield_layout_p,
100 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
102 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
103 sparc_mangle_type): Likewise.
104 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
105 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
106 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
108 * hooks.c (hook_bool_mode_const_rtx_false,
109 hook_bool_mode_const_rtx_true,
110 hook_bool_const_tree_hwi_hwi_const_tree_false,
111 hook_bool_const_tree_hwi_hwi_const_tree_true,
112 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
113 hook_constcharptr_const_tree_null,
114 hook_constcharptr_const_rtx_null,
115 hook_constcharptr_const_tree_const_tree_null,
116 hook_constcharptr_int_const_tree_null,
117 hook_constcharptr_int_const_tree_const_tree_null): New.
118 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
119 hook_bool_tree_hwi_hwi_tree_false,
120 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
121 hook_int_tree_tree_1, hook_constcharptr_tree_null,
122 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
123 hook_constcharptr_int_tree_null,
124 hook_constcharptr_int_tree_tree_null): Delete.
125 (default_can_output_mi_thunk_no_vcall): Constify.
126 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
127 hook_bool_tree_hwi_hwi_tree_false,
128 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
129 hook_int_tree_tree_1, hook_constcharptr_tree_null,
130 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
131 hook_constcharptr_int_tree_null,
132 hook_constcharptr_int_tree_tree_null): Delete.
133 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
134 hook_bool_const_tree_hwi_hwi_const_tree_false,
135 hook_bool_const_tree_hwi_hwi_const_tree_true,
136 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
137 hook_constcharptr_const_tree_null,
138 hook_constcharptr_const_rtx_null,
139 hook_constcharptr_const_tree_const_tree_null,
140 hook_constcharptr_int_const_tree_null,
141 hook_constcharptr_int_const_tree_const_tree_null): New.
142 (default_can_output_mi_thunk_no_vcall): Constify.
143 * integrate.c (function_attribute_inlinable_p): Likewise.
144 * integrate.h (function_attribute_inlinable_p): Likewise.
145 * jump.c (rtx_renumbered_equal_p): Likewise.
146 * output.h (decl_readonly_section, categorize_decl_for_section,
147 default_use_anchors_for_symbol_p, default_binds_local_p,
148 default_binds_local_p_1): Likewise.
149 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
151 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
152 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
153 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
154 TARGET_COMP_TYPE_ATTRIBUTES,
155 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
156 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
157 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
158 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
159 TARGET_DWARF_CALLING_CONVENTION): Likewise.
160 * target.h (can_output_mi_thunk, needs_block_p,
161 first_cycle_multipass_dfa_lookahead_guard_spec,
162 vector_alignment_reachable, comp_type_attributes,
163 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
164 commutative_p, use_blocks_for_constant_p,
165 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
166 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
167 invalid_within_doloop, valid_dllimport_attribute_p,
168 split_complex_arg, invalid_arg_for_unprototyped_fn,
169 invalid_conversion, invalid_unary_op, invalid_binary_op):
171 * targhooks.c (default_invalid_within_doloop,
172 hook_invalid_arg_for_unprototyped_fn,
173 default_builtin_vector_alignment_reachable): Likewise.
174 (hook_bool_rtx_commutative_p): Delete.
175 (hook_bool_const_rtx_commutative_p): New.
176 * targhooks.h (default_invalid_within_doloop,
177 default_builtin_vector_alignment_reachable,
178 hook_invalid_arg_for_unprototyped_fn): Constify.
179 (hook_bool_rtx_commutative_p): Delete.
180 (hook_bool_const_rtx_commutative_p): New.
181 * varasm.c (bss_initializer_p, decl_default_tls_model,
182 categorize_decl_for_section, decl_readonly_section,
183 default_use_anchors_for_symbol_p, default_binds_local_p,
184 default_binds_local_p_1): Constify.
186 2007-08-24 Jie Zhang <jie.zhang@analog.com>
188 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
189 __NO_BUILTIN if -fno-builtin.
191 2007-08-24 Jie Zhang <jie.zhang@analog.com>
193 * config/bfin/bfin.c (print_operand): Report error instead of
194 ICE for wrong operand.
196 2007-08-24 Michael Matz <matz@suse.de>
198 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
200 2007-08-24 Richard Guenther <rguenther@suse.de>
203 * tree-ssa.c (useless_type_conversion_p): Split into a
204 recursive and a non-recursive part.
205 (useless_type_conversion_p_1): New function.
206 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
207 from maybe_fold_offset_to_reference is trivially convertible
208 to the desired type before doing the simplification.
210 2007-08-24 Jakub Jelinek <jakub@redhat.com>
212 * expr.c (store_expr): Optimize initialization of an array
214 * expr.h (builtin_strncpy_read_str): New prototype.
215 * builtins.c (builtin_strncpy_read_str): Remove prototype.
218 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
221 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
222 field when initializing if_info structure.
224 2007-08-24 Richard Guenther <rguenther@suse.de>
226 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
228 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
229 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
230 * tree-inline.c (inlinable_function_p): Fold in common parts of
231 the cannot_inline_tree_fn langhook.
232 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
233 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
234 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
235 cannot_inline_tree_fn langhook.
236 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
237 cannot_inline_tree_fn member.
239 2007-08-24 Richard Guenther <rguenther@suse.de>
241 * expr.c (get_inner_reference): Do computation of bitoffset
242 from offset in a way we can detect overflow reliably.
244 2007-08-24 Jie Zhang <jie.zhang@analog.com>
246 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
248 2007-08-24 Jie Zhang <jie.zhang@analog.com>
250 * config/bfin/bfin.opt (mfast-fp): Add.
251 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
252 libbffastfp override libgcc if -mfast-fp.
253 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
254 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
255 (Blackfin Options): Document -mfast-fp.
257 2007-08-24 Jakub Jelinek <jakub@redhat.com>
259 PR tree-optimization/32573
261 * tree-data-ref.c (initialize_data_dependence_relation): Clear
262 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
263 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
264 (build_classic_dist_vector): Return false rather than true if
265 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
266 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
267 returned false. Don't call save_dist_v before calling
268 build_classic_dist_vector_1.
269 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
270 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
271 DDR_DIR_VECTS vectors.
273 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
275 * configure.ac (leb128): Modify sed statement to work with any binutils
277 * configure: Regenerate
279 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
281 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
282 Wrap in RTX_CODE macro guard.
283 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
284 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
285 arm_mark_dllimport, arm_pe_encode_section_info,
286 arm_pe_unique_section): Use ISO-C function declarations.
287 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
288 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
289 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
291 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
292 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
294 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
296 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
297 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
298 (register_move_cost): Use ISO-C function declarations.
299 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
300 * config/score/score-protos.h (score_declare_object): Add
302 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
304 * final.c (profile_function): Avoid empty if-bodies.
307 * calls.c (must_pass_in_stack_var_size,
308 must_pass_in_stack_var_size_or_pad): Constify.
309 * config/alpha/alpha-protos.h (function_value): Likewise.
310 * config/alpha/alpha.c (alpha_return_in_memory,
311 alpha_pass_by_reference, function_value,
312 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
313 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
315 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
316 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
317 TARGET_PROMOTE_PROTOTYPES): Likewise.
318 * config/arm/arm-protos.h (arm_return_in_memory,
319 arm_pad_arg_upward, arm_function_value): Likewise.
320 * config/arm/arm.c (arm_pass_by_reference,
321 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
322 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
323 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
325 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
326 * config/avr/avr-protos.h (avr_function_value): Likewise.
327 * config/avr/avr.c (avr_return_in_memory,
328 gas_output_limited_string, gas_output_ascii, avr_function_value,
329 avr_return_in_memory): Likewise.
330 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
331 * config/bfin/bfin.c (bfin_pass_by_reference,
332 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
333 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
335 * config/cris/cris.c (cris_pass_by_reference,
336 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
337 * config/crx/crx.c (crx_return_in_memory): Likewise.
338 * config/darwin.c (function_base, machopic_function_base_name):
340 * config/fr30/fr30.c (fr30_must_pass_in_stack,
341 TARGET_PROMOTE_PROTOTYPES): Likewise.
342 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
343 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
344 * config/i386/i386-protos.h (ix86_return_in_memory,
345 ix86_sol10_return_in_memory): Likewise.
346 * config/i386/i386.c (ix86_function_value,
347 ix86_function_sseregparm, ix86_must_pass_in_stack,
348 type_natural_mode, classify_argument, examine_argument,
349 construct_container, ix86_pass_by_reference, function_value_32,
350 function_value_64, ix86_function_value_1, return_in_memory_32,
351 return_in_memory_64, return_in_memory_ms_64,
352 ix86_return_in_memory, ix86_sol10_return_in_memory,
353 TARGET_PROMOTE_PROTOTYPES): Likewise.
354 * config/ia64/ia64-protos.h (ia64_function_value,
355 ia64_hpux_function_arg_padding): Likewise.
356 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
357 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
358 ia64_hpux_function_arg_padding): Likewise.
359 * config/iq2000/iq2000-protos.h (function_arg,
360 iq2000_function_value): Likewise.
361 * config/iq2000/iq2000.c (iq2000_return_in_memory,
362 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
363 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
364 function_arg, iq2000_function_value): Likewise.
365 * config/m32c/m32c-protos.h (m32c_function_value,
366 m32c_promote_function_return): Likewise.
367 * config/m32c/m32c.c (m32c_pass_by_reference,
368 m32c_promote_prototypes, m32c_promote_function_return,
369 m32c_function_value): Likewise.
370 * config/m32r/m32r.c (m32r_return_in_memory,
371 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
372 m32r_in_small_data_p): Likewise.
373 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
375 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
376 m68hc11_function_arg_padding): Likewise.
377 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
378 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
379 m68k_function_value): Likewise.
380 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
381 mcore_function_value): Likewise.
382 * config/mcore/mcore.c (handle_structs_in_regs,
383 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
384 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
385 mcore_num_arg_regs, mcore_function_value): Likewise.
386 * config/mips/mips-protos.h (mips_pad_arg_upward,
387 mips_function_value): Likewise.
388 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
389 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
390 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
391 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
392 mips_function_value): Likewise.
393 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
395 * config/mmix/mmix.c (mmix_pass_by_reference,
396 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
397 mmix_encode_section_info): Likewise.
398 * config/mn10300/mn10300-protos.h (mn10300_function_value):
400 * config/mn10300/mn10300.c (mn10300_return_in_memory,
401 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
402 mn10300_function_value): Likewise.
403 * config/mt/mt-protos.h (mt_function_value): Likewise.
404 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
405 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
406 * config/pa/pa-protos.h (function_arg_padding, function_value,
407 pa_return_in_memory): Likewise.
408 * config/pa/pa.c (pa_pass_by_reference,
409 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
410 function_arg_padding, function_value, pa_return_in_memory):
412 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
413 * config/rs6000/rs6000-protos.h (rs6000_function_value,
414 function_arg_padding): Likewise.
415 * config/rs6000/rs6000.c (rs6000_return_in_memory,
416 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
417 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
418 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
419 function_arg_padding, altivec_expand_dst_builtin,
420 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
421 altivec_init_builtins, rs6000_common_init_builtins,
422 rs6000_function_value): Likewise.
423 * s390/s390-protos.h (s390_function_value): Likewise.
424 * config/s390/s390.c (s390_function_arg_size,
425 s390_pass_by_reference, s390_return_in_memory,
426 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
427 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
428 * config/score/score-protos.h (score_function_value): Likewise.
429 * config/score/score.c (score_arg_partial_bytes,
430 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
431 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
432 score_pass_by_reference, score_add_offset, score_function_value):
434 * config/sh/sh-protos.h (sh_attr_renesas_p,
435 sh_promote_prototypes): Likewise.
436 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
437 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
438 sh_attr_renesas_p): Likewise.
439 * config/sparc/sparc-protos.h (function_value,
440 function_arg_padding): Likewise.
441 * config/sparc/sparc.c (sparc_promote_prototypes,
442 sparc_return_in_memory, sparc_pass_by_reference,
443 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
444 function_arg_record_value_2, function_arg_record_value_1,
445 function_arg_record_value, function_arg_record_value,
446 function_arg_padding, function_value): Likewise.
447 * config/spu/spu-protos.h (spu_function_value): Likewise.
448 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
449 spu_function_value): Likewise.
450 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
452 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
453 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
454 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
456 * config/v850/v850.c (v850_return_in_memory,
457 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
458 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
459 * config/xtensa/xtensa.c (xtensa_return_in_msb,
460 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
461 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
463 * explow.c (promote_mode, hard_function_value): Likewise.
464 * expr.h (hard_function_value, promote_mode): Likewise.
465 * function.c (aggregate_value_p): Likewise.
466 * hooks.c (hook_bool_const_tree_true): New.
467 * hooks.h (hook_bool_const_tree_true): New.
468 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
469 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
470 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
471 TARGET_RETURN_IN_MSB): Likewise.
472 * target.h (promote_function_args, promote_function_return,
473 promote_prototypes, return_in_memory, return_in_msb,
474 pass_by_reference, must_pass_in_stack, callee_copies,
475 function_value): Likewise.
476 * targhooks.c (default_return_in_memory,
477 hook_pass_by_reference_must_pass_in_stack,
478 hook_callee_copies_named,
479 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
480 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
481 default_function_value): Likewise.
482 * targhooks.h (default_return_in_memory,
483 hook_pass_by_reference_must_pass_in_stack,
484 hook_callee_copies_named,
485 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
486 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
487 default_function_value): Likewise.
488 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
489 (equiv_class_label_hash, equiv_class_label_eq): Constify.
490 * tree-vectorizer.c (bb_in_loop_p): Likewise.
491 * tree.c (needs_to_live_in_memory): Likewise.
492 * tree.h (struct tree_type, needs_to_live_in_memory,
493 aggregate_value_p, must_pass_in_stack_var_size,
494 must_pass_in_stack_var_size_or_pad): Likewise.
495 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
496 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
497 lookup_filename): Likewise.
499 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
502 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
503 fake fcomi i387 instruction for !TARGET_CMOVE.
504 (ix86_expand_branch): Expand natural sequence with one jump for
505 all targets, not only TARGET_CMOVE.
506 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
507 pattern to implement fake fcomi sequence. Split instruction after
508 reload to correct compare sequences.
509 (*cmpfp_xf_cc): Ditto.
510 (*cmpfp_<mode>_cc): Ditto.
511 (*cmpfp_u_cc): Ditto.
512 (*cmpfp_<mode>_cc): Ditto.
514 2007-08-23 Richard Guenther <rguenther@suse.de>
516 * tree-pretty-print.c (dump_generic_node): Annotate
517 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
519 2007-08-23 Richard Guenther <rguenther@suse.de>
521 * builtins.c (expand_builtin_mathfn): Wrap argument in
522 save_expr directly instead of re-building the call.
523 (expand_builtin_mathfn_2): Likewise.
524 (expand_builtin_mathfn_3): Likewise.
525 (expand_builtin_interclass_mathfn): Likewise.
526 (expand_builtin_int_roundingfn): Set arg.
527 (expand_builtin_int_roundingfn_2): Likewise.
529 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
531 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
532 *sse_nand<mode>3, *sse_xor<mode>3): New.
534 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
536 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
537 * config/i386/i386.c (print_operand): Handle ';' code. Output
538 semicolon for TARGET_MACHO.
539 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
540 emit semicolon after 'lock' prefix.
541 (sync_double_compare_and_swap<mode>): Ditto.
542 (*sync_double_compare_and_swapdi_pic): Ditto.
543 (*sync_compare_and_swap_cc<mode>): Ditto.
544 (sync_double_compare_and_swap_cc<mode>): Ditto.
545 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
546 (sync_old_add<mode>): Ditto.
547 (sync_add<mode>): Ditto.
548 (sync_sub<mode>): Ditto.
549 (sync_ior<mode>): Ditto.
550 (sync_and<mode>): Ditto.
551 (sync_xor<mode>): Ditto.
553 2007-08-22 Chao-ying Fu <fu@mips.com>
555 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
557 (copy_rtx): Handle CONST_FIXED.
558 (rtx_equal_p): Likewise.
559 * rtl.h (fixed_value.h): New include.
560 (rtx_def): Add a new field of fixed_value to u.
561 (XCNMPFV): Define for accessing fixed_value.
562 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
564 * rtl.def (CONST_FIXED): New constant.
565 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
566 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
567 US_ASHIFT): New codes.
568 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
569 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
570 unsigned_fract_convert, unsigned_sat_fract): Document them.
571 * varasm.c (assemble_integer): Extend to support fixed-point constants
572 by using different machine classes.
573 (decode_addr_const): Handle FIXED_CST.
574 (const_hash_1): Likewise.
575 (compare_constant): Likewise.
576 (copy_constant): Likewise.
577 (const_rtx_hash_1): Handle CONST_FIXED.
578 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
579 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
581 (initializer_constant_valid_p): Handle FIXED_CST.
582 (output_constant): Support FIXED_POINT_TYPE.
583 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
584 * cse.c (hash_rtx): Support CONST_FIXED.
585 (exp_equiv_p): Likewise.
586 (cannon_reg): Likewise.
587 (fold_rtx): Likewise.
588 (equiv_constant): Likewise.
589 (cse_process_notes_1): Likewise.
590 (count_reg_usage): Likewise.
591 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
592 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
593 (wrap_constant): Check CONST_FIXED.
594 (cselib_hash_rtx): Support CONST_FIXED.
595 (cselib_subst_to_values): Likewise.
596 * df-scan.c (df_uses_record): Likewise.
597 * gcse.c (want_to_gcse_p): Likewise.
598 (oprs_unchanged_p): Likewise.
599 (oprs_not_set_p): Likewise.
600 (compute_transp): Likewise.
601 (extract_mentioned_regs_helper): Likewise.
602 * genemit.c (gen_exp): Likewise.
603 * local-alloc.c (equiv_init_varies_p): Likewise.
604 (contains_replace_regs): Likewise.
605 (memref_referenced_p): Likewise.
606 * loop-invariant.c (check_maybe_invariant): Likewise.
607 (hash_invariant_expr_1): Likewise.
608 (invariant_expr_equal_p): Likewise.
609 * postreload-gcse.c (oprs_unchanged_p): Likewise.
610 * regclass.c (reg_scan_mark_refs): Likewise.
611 * regrename.c (scan_rtx): Likewise.
612 * resource.c (mark_referenced_resources): Likewise.
613 (mark_set_resources): Likewise.
614 * rtlanal.c (rtx_unstable_p): Likewise.
615 (rtx_varies_p): Likewise.
616 (count_occurrences): Likewise.
617 (reg_mentioned_p): Likewise.
618 (modified_between_p): Likewise.
619 (modified_in_p): Likewise.
620 (volatile_insn_p): Likewise.
621 (volatile_refs_p): Likewise.
622 (side_effects_p): Likewise.
623 (may_trap_p_1): Likewise.
624 (inequality_comparisons_p): Likewise.
625 (computed_jump_p_1): Likewise.
626 (commutative_operand_precedence): Likewise.
627 * sched-deps.c (sched_analyze_2): Likewise.
628 * sched-vis.c (print_value): Likewise.
629 * reload.c (operands_match_p): Likewise.
630 (subst_reg_equivs): Likewise.
631 * reload1.c (eliminate_regs_1): Likewise.
632 (elimination_effects): Likewise.
633 (scan_paradoxical_subregs): Likewise.
634 * alias.c (rtx_equal_for_memref_p): Likewise.
635 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
636 * emit-rtl.c (const_fixed_htab): New hash table.
637 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
639 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
640 const_fixed_from_fixed_value): New functions.
641 (verify_rtx_sharing): Handle CONST_FIXED.
642 (copy_rtx_if_shared_1): Likewise.
643 (reset_used_flags): Likewise.
644 (set_used_flags): Likewise.
645 (copy_insn_1): Likewise.
646 (init_emit_once): Create const_fixed_htab.
647 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
649 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
651 PR tree-optimization/32949
652 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
653 before failing for ivs with non-constant step.
655 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
657 * doc/md.texi (Iterators): Renamed from Macros. All contents
658 changed to reflect rename of respectively define_code_macro and
659 define_mode_macro to define_code_iterator and define_mode_iterator.
660 (Mode Iterators, Code Iterators): Similar.
661 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
662 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
663 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
664 (initialize_iterators, find_iterator, check_code_iterator)
665 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
666 (read_mapping, read_rtx_1): Similar.
667 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
668 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
669 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
670 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
671 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
672 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
673 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
674 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
675 config/rs6000/sync.md, config/rs6000/rs6000.md,
676 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
677 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
678 config/vax/vax.md, config/bfin/bfin.md: Similar.
680 2007-08-22 David Daney <ddaney@avtrex.com>
682 * doc/install.texi (Testing): Mention testing on a simulator.
684 2007-08-22 Janis Johnson <janis187@us.ibm.com>
686 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
688 * doc/libgcc.texi (Decimal float library routines): Fix formatting
689 and rearrange floating point conversion functions into different
692 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
694 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
695 dfa_post_advance_cycle): New scheduler hooks.
696 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
697 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
699 (TARGET_SCHED): Use them.
700 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
701 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
702 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
704 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
705 function to facilitate debugging.
706 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
707 (output_insn_has_dfa_reservation_p): New static function to output
708 insn_has_dfa_reservation_p ().
709 (write_automata): Use it.
710 * genattr.c (main): Output declaration for
711 insn_has_dfa_reservation_p ().
713 2007-08-22 Christian Bruel <christian.bruel@st.com>
714 Richard Guenther <rguenther@suse.de>
716 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
717 * simplify_rtx (simplify_binary_operation_1): Likewise.
719 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
721 PR rtl-optimization/32557
722 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
723 of REGNO (mws->mw_reg).
725 2007-08-22 Richard Guenther <rguenther@suse.de>
728 * builtins.c (expand_builtin_int_roundingfn): Replace call
729 argument wrapped with SAVE_EXPR directly.
730 (expand_builtin_int_roundingfn_2): Likewise.
732 2007-08-22 Richard Guenther <rguenther@suse.de>
734 * tree-inline.c (inlinable_function_p): Restore disregarding
735 inline limits for GNU extern inline functions.
737 2007-08-22 Richard Guenther <rguenther@suse.de>
740 * tree.c (host_integerp): Treat sizetype as signed as it is
743 2007-08-21 Ian Lance Taylor <iant@google.com>
745 PR tree-optimization/33134
746 * tree-vrp.c (adjust_range_with_scev): Call
747 set_value_range_to_value.
749 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
751 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
754 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
756 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
759 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
761 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
762 cases to set eight bytes at a time.
763 (expand_block_move): Likewise.
765 2007-08-21 Jakub Jelinek <jakub@redhat.com>
768 * dwarf2out.c (gen_decl_die): Don't call
769 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
771 2007-08-21 Paul Brook <paul@codesourcery.com>
772 Nathan Sidwell <nathan@codesourcery.com>
773 Mark Mitchell <mark@codesourcery.com>
774 Joseph Myers <joseph@codesourcery.com>
776 * configure.ac: Add --with-pkgversion and --with-bugurl.
777 * configure: Regenerate.
778 * doc/install.texi: Document them.
779 * version.c (version_string): Remove VERSUFFIX.
781 (pkgversion_string): New.
782 (bug_report_url): Do not hard-code initializer.
783 * version.h (pkgversion_string): Declare.
784 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
786 (version.o): Define PKGVERSION and BUGURL.
787 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
788 (%.pod): Define BUGURL.
789 * gcc.c (process_command, main): Use pkgversion_string.
790 * toplev.c (compile_file, print_version): Likewise.
791 * protoize.c (main): Likewise.
792 * gcov.c (print_version): Likewise. Update copyright date.
793 * gcov-dump.c (print_version): Likewise. Update copyright date.
794 * mips-tdump.c (main): Likewise. Update copyright date.
795 * mips-tfile.c (main): Likewise. Update copyright date.
796 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
797 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
799 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
800 * doc/gccint.texi: Likewise.
801 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
802 Update copyright date.
804 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
806 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
807 (ix86_expand_strlensi_unroll_1): Ditto.
808 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
809 (ix86_expand_carry_flag_compare): Update comment.
811 2007-08-21 Jakub Jelinek <jakub@redhat.com>
814 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
815 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
817 2007-08-21 Richard Guenther <rguenther@suse.de>
819 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
821 2007-08-21 Richard Guenther <rguenther@suse.de>
824 * fold-const.c (fold_binary): Remove index +p PTR folding.
825 Fix types of POINTER_PLUS_EXPR generated by folding of
828 2007-08-20 Chao-ying Fu <fu@mips.com>
830 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
831 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
832 RID_ONEWAY, so that it can be checked in declspecs_add_type.
833 (c_common_fixed_point_type_for_size): Declare.
834 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
835 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
836 (c_token_starts_declspecs): Likewise.
837 (c_parser_declspecs): Likewise.
838 (c_parser_attributes): Likewise.
839 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
840 (c_declspecs): Add saturating_p.
841 * c-decl.c (build_null_declspecs): Initialize saturating_p.
842 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
843 _Sat. Handle RID_SAT.
844 Avoid using void, bool, char, int, float, double, _Decimal32,
845 _Decimal64, _Decimal128, and complex with _Sat.
846 Handle RID_FRACT and RID_ACCUM.
847 Make sure _Sat is used with _Fract or _Accum.
848 (finish_declspecs): Handle cts_fract and cts_accum.
849 * c-common.c (fixed-value.h): New include.
850 (constant_expression_warning): Handle FIXED_CST.
851 (overflow_warning): Likewise.
852 (warnings_for_convert_and_check): Likewise.
853 (c_common_fixed_point_type_for_size): New.
854 (c_common_type_for_mode): Handle fixed-point modes to
855 return various saturating/non-saturating, signed/unsigned types.
856 (c_common_signed_or_unsigned_type): Support fixed-point types.
857 (shorten_compare): Check fixed-point zero.
858 Handle FIXED_POINT_TYPE.
859 (c_common_truthvalue_conversion): Handle FIXED_CST.
860 Handle FIXED_POINT_TYPE.
861 (c_common_nodes_and_builtins): Record builtin types for fixed-point
863 (handle_mode_attribute): Handle fixed-point modes. Need to check
864 if the signness of base type and fixed-point modes are consistent.
865 (handle_vector_size_attribute): Handle fixed-point modes.
866 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
867 (warn_for_div_by_zero): Check fixed-point zero.
868 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
869 a common fixed-point type based on fbit, ibit, sign, and saturation.
870 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
871 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
872 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
873 (convert_for_assignment): Support FIXED_POINT_TYPE.
874 (digest_init): Handle FIXED_POINT_TYPE.
875 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
876 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
877 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
878 GE_EXPR, LT_EXPR, GT_EXPR.
879 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
880 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
881 * target.h (gcc_target): Add fixed_point_supported_p.
882 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
883 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
884 (default_fixed_point_supported_p): Define.
885 * targhooks.h (default_fixed_point_supported_p): Declare.
886 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
887 * doc/install.texi (Configuration): Add --enable-fixed-point.
888 * configure.ac (--enable-fixed-point): New to enable fixed-point
889 arithmetic extension to C. For mips targets, we enable it by default.
890 * configure, config.in: Regenerate.
892 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
894 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
896 2007-08-20 David Edelsohn <edelsohn@gnu.org>
898 * dwarf2out.c (text_section_used): Move declaration outside ifdef
899 DWARF2_DEBUGGING_INFO.
900 (cold_text_section_used): Same.
901 (cold_text_section): Same.
903 2007-08-20 Richard Guenther <rguenther@suse.de>
905 * c-typeck.c (convert_for_assignment): Use the type of
906 the member for the initialization.
908 2007-08-20 Richard Guenther <rguenther@suse.de>
910 * c-objc-common.c (c_disregard_inline_limits): Remove.
911 * c-objc-common.h (c_disregard_inline_limits): Likewise.
912 * cgraphunit.c (cgraph_process_new_functions): Call
913 disregard_inline_limits_p.
914 (cgraph_preserve_function_body_p): Likewise.
915 * ipa-inline.c (compute_inline_parameters): Likewise.
916 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
918 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
919 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
920 disregard_inline_limits langhook.
921 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
923 * langhooks.h (lang_hooks_for_tree_inlining): Remove
924 disregard_inline_limits langhook.
925 * tree-inline.c (disregard_inline_limits_p): New function.
926 * tree-inline.h (disregard_inline_limits_p): Declare.
928 2007-08-20 Richard Guenther <rguenther@suse.de>
930 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
931 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
932 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
933 auto_var_in_fn_p langhook.
934 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
936 * tree.c (auto_var_in_fn_p): ... here.
937 (find_var_from_fn): Call auto_var_in_fn_p directly.
938 * langhooks.h (lang_hooks_for_tree_inlining): Remove
939 auto_var_in_fn_p langhook.
940 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
941 (copy_body_r): Likewise.
942 (self_inlining_addr_expr): Likewise.
943 * tree.h (auto_var_in_fn_p): Declare.
945 2007-08-20 Richard Guenther <rguenther@suse.de>
947 * tree.c (WALK_SUBTREE): Call walk_tree_1.
948 (walk_type_fields): Take lh parameter.
949 (walk_tree): Rename to ...
950 (walk_tree_1): ... this. Do not call the walk_subtrees
951 langhook but the now passed callback. Pass lh on recursion.
952 (walk_tree_without_duplicates): Rename to ...
953 (walk_tree_without_duplicates_1): ... this. Take lh parameter
954 and call walk_tree_1.
955 * tree.h (walk_tree_lh): New typedef.
956 (walk_tree_1): Declare.
957 (walk_tree_without_duplicates_1): Likewise.
958 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
959 (walk_tree_without_duplicates): New define to
960 walk_tree_without_duplicates_1 with NULL lh parameter.
961 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
962 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
964 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
965 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
966 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
969 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
972 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
973 code in front of the compacting of basic blocks.
974 Move the folding of statements inbetween the cgraph checking
975 and compacting of basic blocks.
977 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
978 Serge Belyshev <belyshev@depni.sinp.msu.ru>
981 * config/alpha/alpha.c (va_list_skip_additions): Check for
982 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
983 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
984 PLUS_EXPR when checking ap.__base.
985 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
986 when doing addition on pointer types. Use size_int instead of
988 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
989 ptr_type in the second operand.
991 2007-08-19 Andrew Pinski <pinskia@gmail.com>
994 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
996 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
999 * cfgexpand.c (expand_one_register_var): Mark pointer
1000 DECL_ARTIFICIAL as REG_POINTER also.
1001 * stmt.c (expand_decl): Likewise.
1003 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
1010 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
1011 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
1012 on_worklist argument and avoid adding things to worklist multiple
1014 (add_to_worklist): Ditto.
1015 (mark_aliases_call_clobbered): Mark entire structure clobbered if
1016 single SFT is clobbered.
1017 (set_initial_properties): Ditto.
1018 (compute_call_clobbered): Update for changes to function
1020 (create_overlap_variables_for): Always create SFT for offset 0.
1021 (create_structure_vars): Handle PHI's, since we are in SSA form at
1023 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
1024 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
1026 (add_vars_for_offset): Figure out aliases from access + points-to.
1027 (add_virtual_operand): Use add_vars-for_offset.
1028 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
1029 (add_call_clobber_ops): Remove makes_clobbering_call set.
1030 (get_expr_operands): Always pass through the INDIRECT_REF
1032 * tree-ssa-structalias.c (struct constraint_graph): Remove
1034 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
1035 address_taken, pt_used, number_incoming.
1036 (FIRST_ADDR_NODE): Removed.
1037 (merge_graph_nodes): Remove broken code for the moment.
1038 (init_graph): New function.
1039 (build_pred_graph): Remove code to init_graph.
1040 Add location equivalence support.
1041 (struct scc_info): Rename roots to deleted.
1043 (init_scc_info): Ditto
1044 (init_topo_info): Use graph->size.
1045 (compute_topo_order): Ditto.
1046 (do_da_constraint): Removed.
1047 (do_sd_constraint): Remove calls to find().
1048 set_union_with_increment should always get 0 as last arg here.
1049 (do_complex_constraint): Replace do_da_constraint with assert.
1051 (struct equiv_class_label): New.
1052 (pointer_equiv_class_table): Ditto.
1053 (location_equiv_class_table): Ditto.
1054 (equiv_class_label_hash): Ditto.
1055 (equiv_class_label_eq): Ditto
1056 (equiv_class_lookup): Ditto.
1057 (equiv_class_ladd): Ditto.
1058 (pointer_equiv_class): Ditto.
1059 (location_equiv_class): Ditto.
1060 (condense_visit): Rename and rewrite from label_visit to do only
1061 SCC related stuff for HU.
1062 (label_visit): Do HU work for HU.
1063 (perform_var_substitution): Update to do HU and location
1065 (free_var_substitution_info): Update to free HU and location
1066 equivalence structures. */
1067 (find_equivalent_node): Update for pointer but not location
1069 (unite_pointer_equivalences): New function.
1070 (move_complex_constraints): Rewrite to only do moving.
1071 (rewrite_constraints): Split out of move_complex_constraints.
1072 (solve_graph): Use graph->size.
1073 (process_constraint_1): Add from_call argument, use it.
1074 Split *a = &b into two constraints.
1075 (process_constraint): Use new process_constraint_1.
1076 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
1077 (get_constraint_for): Handle non-pointer integers properly.
1078 Remove code that used to handle structures.
1079 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
1080 with unknown addends.
1081 (handle_rhs_call): New function.
1082 (find_func_aliases): Use handle_rhs_call.
1083 (set_uids_in_ptset): Add an assert.
1084 (set_used_smts): Fix bug in not considering unified vars.
1085 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
1086 (compute_points_to_sets): Update for other function changes.
1087 (delete_points_to_sets): Ditto.
1088 (ipa_pta_execute): Ditto.
1089 (pass_ipa_pta): We need to update SSA after ipa_pta.
1091 2007-08-19 Jan Hubicka <jh@suse.cz>
1093 * i386.md: Replace "rim" and "mri" constraints by "g".
1095 2007-08-19 Joseph Myers <joseph@codesourcery.com>
1097 * dwarf2out.c (text_section_used, cold_text_section_used,
1098 cold_text_section, dwarf2out_note_section_used): New.
1099 (dwarf2out_init): Initialize cold_text_section.
1100 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
1101 dwarf2out_note_section_used.
1102 (size_of_aranges): Only count entry for text section if it was
1103 used. Count entry for cold text section if it was used.
1104 (output_aranges): Only output entries for text section and cold
1105 text section if they were used.
1107 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1109 * tree-pretty-print.c (debug_generic_expr): Add a comment about
1111 (debug_generic_stmt): Likewise.
1112 (debug_tree_chain): Likewise.
1114 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1116 * tree-data-refs.c (split_constant_offset): Expose.
1117 * tree-data-refs.h (split_constant_offset): Add declaration.
1119 * tree-vectorizer.h (dr_alignment_support): Renamed
1120 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
1121 Added a new value dr_explicit_realign.
1122 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
1123 dr_offset, dr_step, and dr_aligned_to, along with new access
1124 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
1125 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
1126 STMT_VINFO_DR_ALIGNED_TO.
1128 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
1130 In case of outer-loop vectorization with non-fixed misalignment - use
1131 the dr_explicit_realign scheme instead of the optimized realignment
1133 (new_stmt_vec_info): Initialize new fields.
1135 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
1136 'nested_in_vect_loop' case. Change verbosity level.
1137 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
1138 Don't fail on zero step in the outer-loop for loads.
1139 (vect_analyze_data_refs): Call split_constant_offset to calculate
1140 base, offset and init relative to the outer-loop.
1142 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
1143 BSI function argument with a new function argument - at_loop.
1144 Simplify the condition that determines STEP. Takes additional argument
1145 INV_P. Support outer-loop vectorization (handle the
1146 nested_in_vect_loop case), including zero step in the outer-loop. Call
1147 vect_create_addr_base_for_vector_ref with additional argument.
1148 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
1149 Updated function documentation. Handle the 'nested_in_vect_loop' case.
1150 Fixed and simplified calculation of step.
1151 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
1152 of bsi, and with additional argument. Call bump_vector_ptr with
1153 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
1154 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
1155 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
1156 when the realignment setup needs to take place inside the loop.
1157 Support the dr_explicit_realign scheme. Allow generating the optimized
1158 realignment scheme for outer-loop vectorization. Added documentation.
1159 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
1160 the 'nested_in_vect_loop' case, including loads that are invariant in
1161 the outer-loop and the realignment schemes. Handle the case when the
1162 realignment setup needs to take place inside the loop. Call
1163 vect_setup_realignment with additional arguments. Call
1164 vect_create_data_ref_ptr with additional argument and with loop instead
1165 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
1166 (vect_gen_niters_for_prolog_loop): Call
1167 vect_create_addr_base_for_vector_ref with additional arguments.
1168 (vect_create_cond_for_align_checks): Likewise.
1169 (bump_vector_ptr): Updated to support the new dr_explicit_realign
1170 scheme: takes additional argument bump; argument ptr_incr is now
1171 optional; updated documentation.
1172 (vect_init_vector): Takes additional argument (bsi). Use it, if
1173 available, to insert the vector initialization.
1174 (get_initial_def_for_induction): Pass additional argument in call to
1176 (vect_get_vec_def_for_operand): Likewise.
1177 (vect_setup_realignment): Likewise.
1178 (vectorizable_load): Likewise.
1180 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1182 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
1183 as argument instead of struct loop.
1184 (nested_in_vect_loop_p): New function.
1185 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
1187 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
1188 from other phis in the loop.
1189 (destroy_loop_vec_info): Add additional argument to declaration.
1191 * tree-vectorizer.c (supportable_widening_operation): Also check if
1192 nested_in_vect_loop_p (don't allow changing the order in this case).
1193 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
1194 of struct loop. Call nested_in_vect_loop_p and don't require
1195 flag_unsafe_math_optimizations if it returns true.
1196 (new_stmt_vec_info): When setting def_type for phis differentiate
1197 loop-header phis from other phis.
1198 (bb_in_loop_p): New function.
1199 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
1200 just update their loop_vinfo. Order of BB traversal now matters -
1201 call dfs_enumerate_from with bb_in_loop_p.
1202 (destroy_loop_vec_info): Takes additional argument to control whether
1203 stmt_vinfo of the loop stmts should be destroyed as well.
1204 (vect_is_simple_reduction): Allow the "non-reduction" use of a
1205 reduction stmt to be defines by a non loop-header phi.
1206 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
1208 * tree-vect-transform.c (vectorizable_reduction): Call
1209 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
1210 (vectorizable_call): Likewise.
1211 (vectorizable_conversion): Likewise.
1212 (vectorizable_operation): Likewise.
1213 (vectorizable_type_promotion): Likewise.
1214 (vectorizable_type_demotion): Likewise.
1215 (vectorizable_store): Likewise.
1216 (vectorizable_live_operation): Likewise.
1217 (vectorizable_reduction): Likewise. Also pass loop_info to
1218 vect_is_simple_reduction instead of loop.
1219 (vect_init_vector): Call nested_in_vect_loop_p.
1220 (get_initial_def_for_reduction): Likewise.
1221 (vect_create_epilog_for_reduction): Likewise.
1222 (vect_init_vector): Check which loop to work with, in case there's an
1224 (get_initial_def_for_inducion): Extend to handle outer-loop
1225 vectorization. Fix indentation.
1226 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
1227 In the case vect_induction_def get the vector def from the induction
1228 phi node, instead of calling get_initial_def_for_inducion.
1229 (get_initial_def_for_reduction): Extend to handle outer-loop
1231 (vect_create_epilog_for_reduction): Extend to handle outer-loop
1233 (vect_transform_loop): Change assert to just skip this case. Add a
1235 (vect_finish_stmt_generation): Add a couple asserts.
1237 (vect_estimate_min_profitable_iters): Multiply
1238 cost of inner-loop stmts (in outer-loop vectorization) by estimated
1240 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
1241 this is an inner-loop reduction in outer-loop vectorization.
1243 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
1244 Same code as what used to be vect_analyze_scalar_cycles, only with
1245 additional argument loop, and loop_info passed to
1246 vect_is_simple_reduction instead of loop.
1247 (vect_analyze_scalar_cycles): Code factored out into
1248 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
1249 Updated documentation.
1250 (analyze_operations): Check for inner-loop loop-closed exit-phis during
1251 outer-loop vectorization that are live or not used in the outerloop,
1252 cause this requires special handling.
1253 (vect_enhance_data_refs_alignment): Don't consider versioning for
1255 (vect_analyze_data_refs): Check that there are no datarefs in the
1257 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
1258 and vect_used_in_outer_by_reduction cases.
1259 (process_use): Also consider the case of outer-loop stmt defining an
1260 inner-loop stmt and vice versa.
1261 (vect_analyze_loop_1): New function.
1262 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
1263 loops. Call vect_analyze_loop_1.
1264 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
1265 been vectorized. Call destroy_loop_vec_info with additional argument.
1267 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
1268 in the inner-loop when doing outer-loop vectorization. Add
1269 documentation and printout.
1270 (vect_recog_dot_prod_pattern): Likewise. Also add check for
1271 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
1273 2007-08-18 Andrew Pinski <pinskia@gmail.com>
1275 * tree-affine.h (print_aff): New prototype.
1276 (debug_aff): Likewise.
1277 * tree-affine.c (print_aff): New function.
1278 (debug_aff): Likewise.
1280 2007-08-18 Paul Brook <paul@codesourcery.com>
1281 Joseph Myers <joseph@codesourcery.com>
1283 * common.opt (-fdebug-prefix-map=): New option.
1284 * opts.c: Include debug.h.
1285 (common_handle_option): Handle -fdebug-prefix-map.
1286 * final.c: Include ggc.h.
1287 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
1288 remap_debug_filename): New.
1289 * Makefile.in (final.o, opts.o): Update dependencies.
1290 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
1291 * configure.ac: Check for assembler --debug-prefix-map support.
1292 * configure, config.in: Regenerate.
1293 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
1294 (ASM_DEBUG_SPEC): Include ASM_MAP.
1295 * doc/install.texi (--with-debug-prefix-map): Document.
1296 * doc/invoke.texi (-fdebug-prefix-map): Document.
1297 * dbxout.c (dbxout_init, dbxout_start_source_file,
1298 dbxout_source_file): Call remap_debug_filename.
1299 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
1300 dwarf2out_start_source_file, dwarf2out_finish): Call
1301 remap_debug_filename.
1302 (file_table_relative_p): Do not check d->emitted_number.
1303 * toplev.c (output_file_directive): Call remap_debug_filename.
1304 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
1305 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
1307 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1309 * loop-invariant.c (find_invariants_to_move): Add missing macro
1312 2007-08-17 Tom Tromey <tromey@redhat.com>
1314 * tree.h (struct tree_label_decl): Removed old "java" fields.
1316 2007-08-17 Richard Sandiford <richard@codesourcery.com>
1317 Nigel Stephens <nigel@mips.com>
1319 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
1320 Treat -mno-data-in-code and -mcode-xonly as aliases for
1321 -mcode-readable=no and -mcode-readable=pcrel respectively.
1322 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
1323 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
1324 (MULTILIB_DIRNAMES): Update accordingly.
1326 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
1328 * Makefile.in (version.o): Depend on $(REVISION) only if
1329 REVISION_s is defined.
1331 2007-08-17 Sa Liu <saliu@de.ibm.com>
1332 Ulrich Weigand <uweigand@de.ibm.com>
1335 * tree.c (reconstruct_complex_type): For a pointer to a vector,
1336 use build_qualified_type to retain qualifiers of the base type.
1338 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
1340 * config/score/score.md : Update pattern tablejump.
1341 * config/score/score.c : Update score_initialize_trampoline
1343 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
1344 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
1345 * doc/contrib.texi: Add my entry.
1347 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
1349 * Makefile.in (REVISION): New.
1352 (version.o): Also depend on $(REVISION). Add
1353 -DREVISION=$(REVISION_s).
1355 * version.c (version_string): Add REVISION.
1357 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
1359 * tree-eh.c (lower_try_finally_onedest): Reset the locus
1360 of GOTO that's relocated to a different block.
1362 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1364 * c-common.c (const_strip_array_types): New.
1365 * c-common.h (lang_missing_noreturn_ok_p): Delete.
1366 (const_strip_array_types): New.
1367 * c-objc-common.c (c_disregard_inline_limits,
1368 c_warn_unused_global_decl): Constify.
1369 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
1370 c_vla_type_p, c_incomplete_type_error): Likewise.
1371 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
1372 * hooks.c (hook_bool_const_tree_false): New.
1373 * hooks.h (hook_bool_const_tree_false): Likewise.
1374 * langhooks-def.h (lhd_warn_unused_global_decl,
1375 lhd_incomplete_type_error, lhd_expr_size,
1376 lhd_tree_inlining_disregard_inline_limits,
1377 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1378 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
1379 * langhooks.c (lhd_warn_unused_global_decl,
1380 lhd_incomplete_type_error,
1381 lhd_tree_inlining_disregard_inline_limits,
1382 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1383 lhd_expr_size): Likewise.
1384 * langhooks.h (lang_hooks_for_tree_inlining,
1385 lang_hooks_for_tree_dump, lang_hooks_for_types,
1386 lang_hooks_for_decls, lang_hooks): Likewise.
1387 * pointer-set.c (pointer_set_t, pointer_set_create,
1388 pointer_set_contains, insert_aux, pointer_set_insert,
1389 pointer_set_traverse, pointer_map_t, pointer_map_create,
1390 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
1392 * pointer-set.h (pointer_set_contains, pointer_set_insert,
1393 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
1394 pointer_map_traverse): Likewise.
1395 * predict.c (assert_is_empty): Likewise.
1396 * tree-affine.c (free_name_expansion): Likewise.
1397 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
1398 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
1399 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
1401 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
1403 * tree-vectorizer.c (new_loop_vec_info): Initialize new
1405 (destroy_loop_vec_info): Add call to VEC_free.
1406 * tree-vectorizer.h (may_alias_ddrs): Define.
1407 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
1408 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1409 Change reporting to dump.
1410 (vect_is_duplicate_ddr): New.
1411 (vect_mark_for_runtime_alias_test): New.
1412 (vect_analyze_data_ref_dependences) Add call to
1413 vect_mark_for_runtime_alias_test.
1414 (vect_enhance_data_refs_alignment): Define local variable
1415 vect_versioning_for_alias_required, don't perform
1416 peeling for alignment if versioning for alias is
1418 (vect_enhance_data_refs_alignment): Use
1419 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
1420 PARAM_VECT_MAX_VERSION_CHECKS.
1421 * tree-vect-transform.c
1422 (vect_create_cond_for_alias_checks): New.
1423 (vect_transform_loop): Add call to
1424 vect_create_cond_for_alias_checks.
1425 (vect_vfa_segment_size): New.
1426 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
1428 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
1429 * gcc/doc/invoke.texi
1430 (vect-max-version-for-alignment-checks): Document.
1431 (vect-max-version-for-alias-checks): Document.
1432 (vect-max-version-checks): Remove.
1434 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
1436 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
1437 the same line as the instruction for all asm dialects.
1438 (*rep_movsi): Ditto.
1439 (*rep_movsi_rex64): Ditto.
1440 (*rep_movqi): Ditto.
1441 (*rep_movqi_rex64): Ditto.
1442 (*rep_stosdi_rex64): Ditto.
1443 (*rep_stossi): Ditto.
1444 (*rep_stossi_rex64): Ditto.
1445 (*rep_stosqi): Ditto.
1446 (*rep_stosqi_rex64): Ditto.
1447 (*cmpstrnqi_nz_1): Ditto.
1448 (*cmpstrnqi_nz_rex_1): Ditto.
1449 (*cmpstrnqi_1): Ditto.
1450 (*cmpstrnqi_rex_1): Ditto.
1451 (*strlenqi_1): Ditto.
1452 (*strlenqi_rex_1): Ditto.
1453 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
1454 prefix on the same line as the instruction for all asm dialects.
1455 (sync_double_compare_and_swap<mode>): Ditto.
1456 (*sync_double_compare_and_swapdi_pic): Ditto.
1457 (*sync_compare_and_swap_cc<mode>): Ditto.
1458 (sync_double_compare_and_swap_cc<mode>): Ditto.
1459 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1460 (sync_old_add<mode>): Ditto.
1461 (sync_add<mode>): Ditto.
1462 (sync_sub<mode>): Ditto.
1463 (sync_ior<mode>): Ditto.
1464 (sync_and<mode>): Ditto.
1465 (sync_xor<mode>): Ditto.
1467 2007-08-16 Richard Sandiford <richard@codesourcery.com>
1470 * reload.c (find_reloads): Check that the memory returned by
1471 find_reloads_toplev was not the result of forcing a constant
1473 (find_reloads_toplev): Always use simplify_gen_subreg to get
1474 the subreg of a constant. If the result is also a constant,
1475 but not a legitimate one, force it into the constant pool
1476 and reload its address.
1478 2007-08-15 David Edelsohn <edelsohn@gnu.org>
1480 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
1483 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
1485 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
1486 directive for the current vector ABI.
1488 2007-08-15 Steve Ellcey <sje@cup.hp.com>
1491 * caller-save.c (reg_save_code): Set invalide status on restore code.
1493 2007-08-15 Diego Novillo <dnovillo@google.com>
1495 * tree-ssa-alias.c (compute_memory_partitions): Use
1496 alias_bitmap_obstack to allocate bitmaps.
1497 (reset_alias_info): Factor out of init_alias_info.
1498 Mark all name tags not associated to an SSA name for renaming.
1499 (init_alias_info): Call it.
1500 (create_name_tags): Tidy. Add comments.
1501 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
1503 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1505 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
1506 scheduler dependencies.
1508 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
1510 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
1512 (*iorsi_1_zext): Likewise.
1513 (*iorsi_1_zext_imm): Likewise.
1514 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
1515 with "rm"/"xm" constraint.
1516 (sse2_vmsqrtv2df2): Likewise.
1518 2007-08-15 Jakub Jelinek <jakub@redhat.com>
1521 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
1524 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
1526 * tree-pass.h (PROP_pta): Removed.
1527 (TODO_rebuild_alias): New.
1528 (pass_may_alias): Removed.
1529 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
1530 aliasing if we changed something.
1531 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
1533 (pass_may_alias): Removed.
1534 (create_structure_vars): Return TODO_rebuild_alias.
1535 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
1536 * tree-sra.c (tree_sra): Only rebuild aliasing if something
1538 (tree_sra_early): We never affect aliasing right now.
1539 * tree-flow.h (compute_may_aliases): New prototype.
1540 * passes.c: Remove pass_may_alias from the passes.
1541 (execute_function_todo): Support TODO_rebuild_alias.
1543 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
1545 * i386.c: (legitimize_address): Move dllimported variable check
1546 infront of legitimizing pic address of CONST symbols.
1548 2007-08-14 Steve Ellcey <sje@cup.hp.com>
1550 PR tree-optimization/32941
1551 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
1552 (goto_queue_cmp): Remove.
1553 (find_goto_replacement): Change search method.
1554 (maybe_record_in_goto_queue): Add assert.
1555 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
1556 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
1558 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1560 * alias.c (component_uses_parent_alias_set): Constify.
1561 * alias.h (component_uses_parent_alias_set): Likewise.
1562 * cfgrtl.c (print_rtl_with_bb): Likewise.
1563 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
1564 mpz_get_double_int): Likewise.
1565 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
1566 mpz_get_double_int): Likewise.
1567 * expr.c (is_aligning_offset, undefined_operand_subword_p,
1568 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
1570 * expr.h (safe_from_p): Likewise.
1571 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
1573 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
1574 zero_sized_type, goa_lhs_expr_p): Likewise.
1575 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
1576 * rtl.h (print_rtl_with_bb): Likewise.
1577 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
1578 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
1579 * tree-flow-inline.h (bb_stmt_list): Constify.
1580 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
1582 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
1583 const_first_stmt, const_last_stmt): New.
1584 (block_may_fallthru, empty_block_p): Constify.
1585 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
1586 EXPR_ONLY_BODY): New.
1587 (expr_first, expr_last, expr_only): Use macro for body.
1588 (const_expr_first, const_expr_last, const_expr_only): New.
1589 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
1590 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
1591 ctsi_prev, ctsi_stmt): New.
1592 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
1593 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
1594 * tree-ssa-loop-niter.c (loop_only_exit_p,
1595 derive_constant_upper_bound): Likewise.
1596 * tree-ssa-phiopt.c (empty_block_p): Likewise.
1597 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
1598 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
1599 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
1600 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
1601 * tree.c (get_type_static_bounds): Likewise.
1602 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
1603 (get_type_static_bounds): Constify.
1605 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1608 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
1609 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
1610 (*<addsub><mode>3_cc_overflow): New.
1611 (*add<mode>3_cconly_overflow): New.
1612 (*sub<mode>3_cconly_overflow): New.
1613 (*<addsub>si3_zext_cc_overflow): New.
1614 * config/i386/predicates.md (fcmov_comparison_operator): Accept
1615 CCCmode for LTU, GTU, LEU and GEU.
1616 (ix86_comparison_operator): Likewise.
1617 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
1618 * config/i386/i386.c (put_condition_code): Support CCCmode.
1619 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
1620 or MINUS expressions.
1622 2007-08-14 Andrew Pinski <pinskia@gmail.com>
1625 * c-typeck.c (build_binary_op): Disallow vector float types with
1626 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
1628 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1630 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
1631 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
1632 (dep_def): New typedef.
1633 (init_dep_1, sd_debug_dep): Declare functions.
1634 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
1635 (debug_dep_links): Remove.
1636 (struct _deps_list): New field 'n_links'.
1637 (DEPS_LIST_N_LINKS): New macro.
1638 (FOR_EACH_DEP_LINK): Remove.
1639 (create_deps_list, free_deps_list, delete_deps_list): Remove
1641 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
1642 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1643 (copy_deps_list_change_con, move_dep_link): Ditto.
1644 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
1645 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
1647 (INSN_BACK_DEPS): Remove.
1648 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
1650 (INSN_DEP_COUNT): Remove.
1651 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
1652 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
1653 Declare global variables.
1654 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
1655 (add_forw_dep, compute_forward_dependences): Remove declarations.
1656 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
1657 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1658 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
1660 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
1662 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
1663 (sd_list_types_def): New typedef.
1664 (sd_next_list): Declare function.
1665 (struct _sd_iterator): New type.
1666 (sd_iterator_def): New typedef.
1667 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
1669 (FOR_EACH_DEP): New cycle wrapper.
1670 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
1672 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
1673 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
1676 * sched-deps.c (init_dep_1): Make global.
1677 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
1679 (dump_dep): New static function.
1680 (dump_dep_flags): New static variable.
1681 (sd_debug_dep): New function.
1682 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
1684 (move_dep_link): Use remove_from_deps_list (), instead of
1686 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
1687 (dep_link_is_detached_p): New static function.
1688 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
1690 (dn_pool, dl_pool): New alloc_pools.
1691 (dn_pool_diff, dl_pool_diff): New static variables.
1692 (create_dep_node, delete_dep_node): New static function.
1693 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
1694 (deps_list_empty_p): Make it static. Use 'n_links' field.
1695 (deps_pools_are_empty_p): New static function.
1696 (alloc_deps_list, delete_deps_list): Remove.
1697 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
1698 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1699 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
1700 (forward_dependency_cache): Remove.
1701 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
1702 'back' from the names. Change signature to use dep_t instead of
1704 (add_back_dep): Ditto. Make global.
1705 (check_dep_status): Rename to check_dep ().
1706 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
1708 (sd_finish_insn): Ditto.
1709 (sd_find_dep_between_no_cache): New static function.
1710 (sd_find_dep_between): New function.
1711 (ask_dependency_caches, set_dependency_caches): New static functions.
1712 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
1713 (add_or_update_dep_1): Separate pieces of functionality into
1714 ask_dependency_caches (), update_dependency_caches (),
1715 change_spec_dep_to_hard (), update_dep ().
1716 (get_back_and_forw_lists): New static function.
1717 (sd_add_dep): Separate setting of dependency caches into
1718 set_dependency_caches ().
1719 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
1721 (sd_delete_dep): Ditto.
1722 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
1723 (dump_lists): New static function.
1724 (sd_debug_lists): New debug function.
1725 (delete_all_dependences, fixup_sched_groups): Update to use
1726 sd_* infrastructure.
1727 (sched_analyze_2): Create data-speculative dependency only if
1728 data-speculation is enabled.
1729 (sched_analyze_insn): If insn cannot be speculative, make all its
1730 dependencies non-speculative.
1731 (sched_analyze): Use sd_init_insn ().
1732 (add_forw_dep, compute_forward_dependencies): Remove.
1733 (delete_dep_nodes_in_back_deps): New static function.
1734 (sched_free_deps): New function.
1735 (init_dependency_caches): Init alloc_pools.
1736 (extend_depedency_caches): Update after removing of
1737 forward_dependency_cache.
1738 (free_dependency_caches): Ditto. Free alloc_pools.
1739 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
1740 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
1742 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1743 (add_dependence): Use init_dep ().
1744 (get_dep_weak_1): New static function.
1745 (get_dep_weak): Move logic to get_dep_weak_1 ().
1746 (dump_ds): New static function moved from haifa-sched.c:
1747 debug_spec_status ().
1748 (debug_ds): New debug function.
1749 (check_dep_status): Rename to check_dep (). Update to check whole
1752 * haifa-sched.c (spec_info): Make global.
1753 (added_recovery_block_p): Rename to
1754 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
1755 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
1756 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
1757 to use new interfaces.
1758 (ok_for_early_queue_removal): Ditto.
1759 (schedule_block): Initialize logical uids of insns emitted by the
1761 (sched_init): Initialize new variable.
1762 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1764 (extend_global): Initialize insn data.
1765 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
1766 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
1768 (add_to_speculative_block): Update to use new interfaces.
1769 (create_recovery_block): Set new variables.
1770 (create_check_block_twin, fix_recovery_deps): Update to use new
1772 (sched_insn_is_legitimate_for_speculation_p): New function.
1773 (speculate_insn): Move checking logic to
1774 sched_insn_is_legitimate_for_speculation_p ().
1775 (sched_remove_insn): Finalize sched-deps information of instruction.
1776 (clear_priorities, add_jump_dependencies): Update to use new
1778 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
1780 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
1781 to use new interfaces.
1782 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
1783 (new_ready): Try to use control speculation only if it is available.
1784 (add_branch_dependences): Update to use new interfaces.
1785 (compute_block_backward_dependences): Rename to
1786 compute_block_dependences (). Call
1787 targetm.sched.dependencies_evaluation_hook ().
1788 (free_block_dependencies): New static function.
1789 (debug_dependencies): Update to use new interfaces.
1790 (schedule_region): Remove separate computation of forward dependencies.
1791 Move call of targetm.sched.dependencies_evaluation_hook () to
1792 compute_block_dependences (). Free dependencies at the end of
1793 scheduling the region.
1795 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
1797 (add_deps_for_risky_insns): Ditto.
1798 (schedule_ebb): Remove separate computation of forward dependencies.
1799 Free dependencies at the end of scheduling the ebb.
1801 * ddg.c (create_ddg_dependence): Update to use new interfaces.
1802 (build_intra_loop_deps): Ditto. Remove separate computation of
1803 forward dependencies. Free sched-deps dependencies.
1805 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
1806 to use new interfaces.
1807 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
1809 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
1811 (is_costly_group): Ditto.
1813 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1815 * alias.c (rtx_equal_for_memref_p): Constify.
1816 * basic-block.h (const_edge, const_basic_block): New.
1817 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
1818 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
1819 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
1820 probably_never_executed_bb_p, edge_probability_reliable_p,
1821 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
1822 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
1824 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
1825 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
1827 * cfganal.c (flow_active_insn_p, forwarder_block_p,
1828 flow_nodes_print, dfs_enumerate_from): Likewise.
1829 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
1830 control_flow_insn_p, count_basic_blocks): Likewise.
1831 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
1832 get_loop_body_with_size, loop_exit_edge_p): Likewise.
1833 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
1834 average_num_loop_insns, loop_exit_edge_p,
1835 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
1836 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
1837 average_num_loop_insns, seq_cost): Likewise.
1838 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
1839 * dominance.c (dominated_by_p): Likewise.
1840 * emit-rtl.c (validate_subreg): Likewise.
1841 * except.c (can_throw_internal, can_throw_external): Likewise.
1842 * except.h (can_throw_internal, can_throw_external): Likewise.
1843 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
1844 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
1845 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
1846 simple_mem, store_ops_ok, load_kills_store, find_loads,
1847 store_killed_in_insn, store_killed_after, store_killed_before,
1848 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
1850 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
1851 noce_mem_write_may_trap_or_fault_p): Likewise.
1852 * pointer-set.c (pointer_set_contains, pointer_map_contains):
1854 * pointer-set.h (pointer_set_contains, pointer_map_contains):
1856 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
1857 probably_cold_bb_p, probably_never_executed_bb_p,
1858 edge_probability_reliable_p, br_prob_note_reliable_p,
1859 can_predict_insn_p): Likewise.
1860 * regclass.c (reg_set_to_hard_reg_set): Likewise.
1861 * resource.c (return_insn_p): Likewise.
1862 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
1864 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
1865 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
1866 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
1867 verify_gimple_modify_stmt): Likewise.
1868 * tree-chrec.c (is_not_constant_evolution,
1869 is_multivariate_chrec_rec, is_multivariate_chrec,
1870 chrec_contains_symbols, chrec_contains_undetermined,
1871 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
1872 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
1873 eq_evolutions_p, scev_direction): Likewise.
1874 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
1875 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
1876 chrec_contains_symbols_defined_in_loop,
1877 chrec_contains_undetermined, tree_contains_chrecs,
1878 evolution_function_is_affine_multivariate_p,
1879 evolution_function_is_univariate_p, chrec_zerop,
1880 evolution_function_is_constant_p, evolution_function_is_affine_p,
1881 evolution_function_is_affine_or_constant_p,
1882 tree_does_not_contain_chrecs, chrec_type): Likewise.
1883 * tree-data-ref.c (tree_fold_divides_p,
1884 object_address_invariant_in_loop_p, dr_may_alias_p,
1885 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
1886 same_access_functions, constant_access_functions,
1887 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
1889 * tree-flow.h (scev_direction): Likewise.
1890 * tree-gimple.c (is_gimple_stmt): Likewise.
1891 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
1893 * tree-pretty-print.c (op_prio): Likewise.
1894 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
1895 analyzable_condition, backedge_phi_arg_p): Likewise.
1896 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
1897 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
1898 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
1901 2007-08-13 Dan Hipschman <dsh@google.com>
1904 * c-format.c (check_format_arg): Move check for zero-length
1905 format strings below the check for unterminated strings.
1907 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1910 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1913 2007-08-13 Nick Clifton <nickc@redhat.com>
1915 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1917 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1920 * c-format.c (gcc_gfc_length_specs): New array.
1921 (gcc_gfc_char_table): Add unsigned specifier, and references to
1922 the l length modifier.
1923 (format_types_orig): Use the new gcc_gfc_length_specs.
1925 2007-08-12 Sa Liu <saliu@de.ibm.com>
1927 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1928 and with REG_RETVAL note after split.
1930 2007-08-11 David Daney <ddaney@avtrex.com>
1932 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1933 as ATTRIBUTE_UNUSED.
1935 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1936 Segher Boessenkool <segher@kernel.crashing.org>
1938 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1939 HAVE_LOCAL_CPU_DETECT not defined.
1941 2007-08-11 Jan Hubicka <jh@suse.cz>
1943 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1944 (cgraph_process_new_functions): Honor previous value of
1945 disregard_inline_limits.
1946 * ipa-inline.c (compute_inline_parameters): Likewise.
1948 2007-08-11 Ian Lance Taylor <iant@google.com>
1950 * alias.h (alias_set_type): Define new type.
1951 (ALIAS_SET_MEMORY_BARRIER): Use it.
1952 * rtl.h: Include alias.h.
1953 (struct mem_attrs): Use alias_set_type.
1954 * tree.h: Include alias.h
1955 (struct tree_type): Use alias_set_type.
1956 (struct tree_struct_field_tag): Likewise.
1957 (struct tree_decl_common): Likewise.
1958 * alias.c (struct alias_set_entry): Use alias_set_type.
1959 (get_alias_set_entry, alias_set_subset_of): Likewise.
1960 (alias_sets_conflict_p): Likewise.
1961 (alias_sets_must_conflict_p): Likewise.
1962 (objects_must_conflict_p): Likewise.
1963 (get_alias_set, new_alias_set): Likewise.
1964 (record_alias_subset, record_component_aliases): Likewise.
1965 (varargs_set, frame_set): Change to alias_set_type.
1966 (get_varargs_alias_set): Use alias_set_type.
1967 (get_frame_alias_set): Likewise.
1968 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1969 * dse.c (struct store_info): Use alias_set_type.
1970 (struct read_info, struct clear_alias_mode_holder): Likewise.
1971 (clear_alias_set_lookup, canon_address): Likewise.
1972 (record_store, check_mem_read_rtx): Likewise.
1973 (dse_record_singleton_alias_set): Likewise.
1974 (dse_invalidate_singleton_alias_set): Likewise.
1975 * emit-rtl.c (get_mem_attrs): Likewise.
1976 (set_mem_attributes_minus_bitpos): Likewise.
1977 (set_mem_alias_set): Likewise.
1978 * expr.c (store_constructor_field, store_field): Likewise.
1979 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1980 * langhooks.c (lhd_get_alias_set): Likewise.
1981 * langhooks-def.h (lhd_get_alias_set): Likewise.
1982 * reload1.c (alter_reg): Likewise.
1983 * tree-flow.h (struct fieldoff): Likewise.
1984 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1985 (may_alias_p, get_smt_for, create_sft): Likewise.
1986 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1987 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1988 (merge_smts_into): Likewise.
1989 * varasm.c (const_alias_set): Likewise.
1990 * c-common.c (strict_aliasing_warning): Likewise.
1991 (c_common_get_alias_set): Likewise.
1992 * dse.h (dse_record_singleton_alias_set): Update declaration.
1993 (dse_invalidate_singleton_alias_set): Likewise.
1994 * emit-rtl.h (set_mem_alias_set): Likewise.
1995 * c-common.h (c_common_get_alias_set): Likewise.
1996 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1997 * print-tree.c (print_node): Likewise.
1998 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
2000 (alpha_setup_incoming_varargs): Use alias_set_type.
2001 * config/i386/i386.c (setup_incoming_varargs_64): Use
2003 (setup_incoming_varargs_ms_64): Likewise.
2004 (ix86_GOT_alias_set): Likewise.
2005 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
2006 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
2007 (set): Change to alias_set_type.
2008 (get_TOC_alias_set): Use alias_set_type.
2009 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
2011 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
2012 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
2014 (struct_value_alias_set): Likewise.
2015 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
2017 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2019 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
2020 * config/vxworks.h (TARGET_VXWORKS): Override.
2021 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
2022 "mips" if TARGET_VXWORKS.
2024 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2026 * calls.c (avoid_likely_spilled_reg): New function.
2027 (expand_call): Use it.
2029 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2031 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
2033 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
2035 * config/mips/predicates.md (const_call_insn_operand): Invoke
2036 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
2038 2007-08-10 David Edelsohn <edelsohn@gnu.org>
2041 * config/rs6000/driver-rs6000.c: Include link.h.
2042 Use ElfW instead of wordsize-specif typedef.
2044 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2046 * system.h (CONST_CAST): New.
2047 * c-decl.c (c_make_fname_decl): Use it.
2048 * c-lex.c (cb_ident, lex_string): Likewise.
2049 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2050 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2051 give_switch, set_multilib_dir): Likewise.
2052 * gengtype-parse.c (string_seq, typedef_name): Likewise.
2053 * passes.c (execute_one_pass): Likewise.
2054 * prefix.c (update_path): Likewise.
2055 * pretty-print.c (pp_base_destroy_prefix): Likewise.
2056 * tree.c (build_string): Likewise.
2058 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2060 * tree-flow-inline.h (is_exec_stmt): Remove.
2061 (is_label_stmt): Remove.
2062 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
2065 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
2067 * lower-subreg.c (resolve_shift_zext): Don't adjust
2068 src_reg_num for wordmode operands.
2070 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
2071 David Ung <davidu@mips.com>
2073 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
2074 (TARGET_SCHED_REORDER2): Define.
2075 (mips_maybe_swap_ready): New.
2076 (mips_last_74k_agen_insn): New.
2077 (mips_74k_agen_init): New.
2078 (mips_74k_agen_reorder): New function to group loads and stores
2080 (mips_sched_init): New.
2081 (mips_sched_reorder): Don't do initialization here. Call
2082 mips_74k_agen_reorder.
2083 (mips_variable_issue): Call mips_74k_agen_init.
2085 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2087 * tree-flow-inline.h (get_filename): Remove.
2089 2007-08-10 Richard Sandiford <richard@codesourcery.com>
2091 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
2093 (mips_fetch_insns): Delete in favor of...
2094 (mips_load_store_insns): ...this new function.
2095 * config/mips/mips.c (mips_address_insns): Add a boolean argument
2096 to say whether multiword moves _might_ be split.
2097 (mips_fetch_insns): Delete in favor of...
2098 (mips_load_store_insns): ...this new function.
2099 (mips_rtx_costs): Update the call to mips_address_insns.
2100 (mips_address_cost): Likewise.
2101 * config/mips/mips.md (length): Use mips_load_store_insns instead
2102 of mips_fetch_insns.
2103 * config/mips/constraints.md (R): Use mips_address_insns rather
2104 than mips_fetch_insns. Assume that the move never needs to be split.
2106 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2108 * config/mips/mips.opt (mhard-float, msoft-float): Make these
2109 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
2110 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
2111 * config/mips/mips.h (mips16_hard_float): Delete.
2112 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
2113 definitions, and replace with....
2114 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
2115 * config/mips/mips.c (mips16_hard_float): Delete. Replace
2116 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
2117 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
2118 (override_options): Replace MASK_SOFT_FLOAT references with
2119 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
2120 and mips16_hard_float when TARGET_MIPS16.
2122 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2125 * c-typeck.c (build_binary_op): Check for non pointer types before
2126 calling int_fits_type_p.
2128 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2131 * fold-const.c (omit_one_operand): Return only the ommitted expression
2132 if the result is an empty statement.
2133 (pedantic_omit_one_operand): Likewise.
2135 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
2137 * c-typeck.c (readonly_error): Improve error for assignment.
2139 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
2141 (pp_c_expression): Ditto.
2143 2007-08-09 Simon Baldwin <simonb@google.com>
2145 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
2146 break that was preventing simplify_associative_operation() for xor.
2148 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2149 Nigel Stephens <nigel@mips.com>
2151 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
2152 Document change in interpretation of value from boolean to
2154 * optabs.c (expand_ffs, expand_ctz): New functions to compute
2155 ffs and ctz using clz.
2156 (expand_unop): Call them.
2157 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
2159 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
2160 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
2161 enable the new ffs expansion on this target.
2163 2007-08-09 Jan Hubicka <jh@suse.cz>
2165 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
2166 (expand_ternary_op): Likewise.
2167 (expand_vec_shift_expr): Likewise.
2168 (expand_binop_directly): Likewise.
2169 (expand_binop): Likewise.
2170 (sign_expand_binop): Likewise.
2171 (expand_twoval_unop): Likewise.
2172 (expand_twoval_binop): Likewise.
2173 (expand_twoval_binop_libfunc): Likewise.
2174 (widen_clz): Likewise.
2175 (widen_bswap): Likewise.
2176 (expand_parity): Likewise.
2177 (expand_unop): Likewise.
2178 (expand_abs_nojump): Likewise.
2179 (expand_copysign): Likewise.
2180 (emit_no_conflict_block): Likewise.
2181 (emit_libcall_block): Likewise.
2182 (can_compare_p): Likewise.
2183 (prepare_cmp_insn): Likewise.
2184 (emit_cmp_and_jump_insn_1): Likewise.
2185 (prepare_float_lib_cmp): Likewise.
2186 (emit_conditional_add): Likewise.
2187 (gen_add2_insn): Likewise.
2188 (have_add2_insn): Likewise.
2189 (gen_sub2_insn): Likewise.
2190 (have_sub2_insn): Likewise.
2191 (can_extend_p): Likewise.
2192 (can_fix_p): Likewise.
2193 (can_float_p): Likewise.
2194 (expand_float): Likewise.
2195 (expand_fix): Likewise.
2196 (expand_sfix_optab): Likewise.
2197 (new_optab): Likewise.
2198 (new_convert_optab): Likewise.
2199 (init_libfuncs): Likewise.
2200 (init_interclass_conv_libfuncs): Likewise.
2201 (init_intraclass_conv_libfuncs): Likewise.
2202 (set_conv_libfunc): Likewise.
2203 (init_optabs): Likewise.
2204 (debug_optab_libfuncs): Likewise.
2205 (gen_cond_trap): Likewise.
2206 * optabs.h (optab_handler, convert_optab_hanlder): New.
2207 * genopinit.c: Update optabs generation table.
2208 * reload.c (find_reloads_address_1): Use optabs accestors.
2209 * builtins.c (expand_builtin_mathfn): Likewise.
2210 (expand_builtin_mathfn_2): Likewise.
2211 (expand_builtin_mathfn_3): Likewise.
2212 (expand_builtin_interclass_mathfn): Likewise.
2213 (expand_builtin_sincos): Likewise.
2214 (expand_builtin_cexpi): Likewise.
2215 (expand_builtin_powi): Likewise.
2216 (expand_builtin_strlen): Likewise.
2217 * dojump.c (do_jump): Likewise.
2218 * expr.c (convert_move): Likewise.
2219 (move_by_pieces): Likewise.
2220 (move_by_pieces_ninsns): Likewise.
2221 (can_store_by_pieces): Likewise.
2222 (store_by_pieces_1): Likewise.
2223 (emit_move_via_integer): Likewise.
2224 (emit_move_complex): Likewise.
2225 (emit_move_ccmode): Likewise.
2226 (emit_move_insn_1): Likewise.
2227 (emit_single_push_insn): Likewise.
2228 (store_constructor): Likewise.
2229 (expand_expr_real_1): Likewise.
2230 (do_store_flag): Likewise.
2231 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
2232 (enumerate_modes): Likewise.
2233 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2234 (supportable_widening_operation): Likewise.
2235 (supportable_narrowing_operation): Likewise.
2236 * expmed.c (store_bit_field_1): Likewise.
2237 (extract_bit_field_1): Likewise.
2238 (expand_mult_highpart_optab): Likewise.
2239 (expand_smod_pow2): Likewise.
2240 (expand_divmod): Likewise.
2241 (emit_store_flag): Likewise.
2242 * tree-vect-patterns.c
2243 (vect_pattern_recog_1): Likewise.
2244 * tree-ssa-loop-prefetch.c
2245 (nontemporal_store_p): Likewise.
2246 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
2247 (vect_create_epilog_for_reduction): Likewise.
2248 (vectorizable_reduction): Likewise.
2249 (vectorizable_operation): Likewise.
2250 (vect_strided_store_supported): Likewise.
2251 (vectorizable_store): Likewise.
2252 (vect_strided_load_supported): Likewise.
2253 (vectorizable_load): Likewise.
2254 * combine.c (simplify_comparison): Likewise.
2255 * tree-vect-generic.c
2256 (type_for_widest_vector_mode): Likewise.
2257 (expand_vector_operations_1): Likewise.
2258 * config/spu/spu.c (spu_expand_mov): Likewise.
2259 (spu_emit_vector_compare): Likewise.
2260 * config/rs6000/rs6000.c
2261 (rs6000_emit_vector_compare): Likewise.
2262 * stmt.c (add_case_node): Likewise.
2263 * reload1.c (gen_reload):
2265 2007-08-09 Michael Matz <matz@suse.de>
2267 * tree.h (fixed_zerop): Declare as taking a const_tree.
2268 * tree.c (fixed_zerop): Take a const_tree.
2270 2007-08-09 Ira Rosen <irar@il.ibm.com>
2272 * tree-vect-transform.c (vectorizable_store): Remove call to
2273 copy_virtual_operands() and call mark_symbols_for_renaming() for
2274 the created vector store.
2275 (vect_setup_realignment): Don't call copy_virtual_operands() and
2276 update_vuses_to_preheader().
2277 (vectorizable_load): Don't call copy_virtual_operands().
2278 (update_vuses_to_preheader): Remove.
2280 2007-08-08 Chao-ying Fu <fu@mips.com>
2282 * tree.def (FIXED_POINT_TYPE): New type.
2283 (FIXED_CST): New constant.
2284 (FIXED_CONVERT_EXPR): New expr.
2285 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
2286 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
2287 * tree.h (struct tree_base): Add saturating_flag.
2288 Remove one bit of spare for saturating_flag.
2289 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
2290 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
2291 FIXED_POINT_TYPE_P): Define.
2292 (TYPE_SATURATING): Define.
2293 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
2294 (struct tree_fixed_cst): New.
2295 (TYPE_IBIT, TYPE_FBIT): Define.
2296 (tree_node): Add fixed_cst.
2297 (enum tree_index): Add new enumeration values of
2298 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
2299 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
2300 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
2301 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
2302 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
2303 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
2304 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
2305 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
2306 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
2307 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
2308 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
2309 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
2310 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
2311 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
2312 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
2313 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
2314 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
2315 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
2316 (sat_short_fract_type_node, sat_fract_type_node,
2317 sat_long_fract_type_node, sat_long_long_fract_type_node,
2318 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
2319 sat_unsigned_long_fract_type_node,
2320 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
2321 fract_type_node, long_fract_type_node, long_long_fract_type_node,
2322 unsigned_short_fract_type_node, unsigned_fract_type_node,
2323 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
2324 sat_short_accum_type_node, sat_accum_type_node,
2325 sat_long_accum_type_node, sat_long_long_accum_type_node,
2326 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
2327 sat_unsigned_long_accum_type_node,
2328 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
2329 accum_type_node, long_accum_type_node, long_long_accum_type_node,
2330 unsigned_short_accum_type_node, unsigned_accum_type_node,
2331 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
2332 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
2333 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
2334 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
2335 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
2336 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
2337 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
2338 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
2339 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
2340 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
2341 sat_uda_type_node, sat_uta_type_node): New macro.
2342 (make_fract_type, make_accum_type): Declare.
2343 (make_signed_fract_type, make_unsigned_fract_type,
2344 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
2345 make_signed_accum_type, make_unsigned_accum_type,
2346 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
2347 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
2348 make_or_reuse_sat_signed_fract_type,
2349 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
2350 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
2351 make_or_reuse_sat_unsigned_accum_type): New macro.
2352 (fixed_zerop): Declare.
2353 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2354 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2355 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2356 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2357 * treestruct.def: Add TS_FIXED_CST.
2358 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
2360 (tree-dump.o): Likewise.
2361 (print-tree.o): Likewise.
2362 (tree-pretty-print.o): Likewise.
2363 (fold-const.o): Likewise.
2364 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
2365 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
2366 (is_gimple_min_invariant): Handle FIXED_CST.
2367 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
2368 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2369 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2370 (layout_type): Handle FIXED_POINT_TYPE.
2371 (make_fract_type, make_accum_type): New functions.
2372 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
2373 * tree-dump.c (fixed-value.h): New include.
2374 (dump_fixed): New function.
2375 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
2376 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
2377 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
2378 * tree-pretty-print.c (fixed-value.h): New include.
2379 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
2381 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
2382 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
2383 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
2384 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
2385 for non-saturating fixed-point types.
2386 (reassociate_bb): Likewise.
2387 * emit-rtl.c (fixed-value.h): New include.
2388 (fconst0, fconst1): New array.
2389 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
2390 * tree-vect-generic.c expand_vector_operation): Support
2391 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
2393 (type_for_widest_vector_mode): Add one parameter for the
2395 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
2397 Pass the satp parameter to type_for_mode for fixed-point types.
2398 (expand_vector_operations_1): Pass the saturating flag to
2399 type_for_widest_vector_mode.
2400 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2401 and MODE_VECTOR_UACCUM.
2402 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
2403 (vectorizable_condition): Likewise.
2404 * tree.c (fixed-value.h): New include.
2405 (tree_code_size): Support FIXED_CST.
2406 (build_fixed): New function.
2407 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
2408 (fixed_zerop): New function.
2409 (tree_node_structure): Support FIXED_CST.
2410 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
2411 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
2412 (type_hash_eq): Handle FIXED_POINT_TYPE.
2413 (simple_cst_equal): Support FIXED_CST.
2414 (iterative_hash_expr): Handle FIXED_CST.
2415 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
2416 (get_narrower): Likewise.
2417 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
2418 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
2419 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
2420 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
2422 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
2423 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2424 (initializer_zerop): Support FIXED_CST.
2425 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
2426 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
2427 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
2428 (is_base_type): Handle FIXED_POINT_TYPE.
2429 (add_type_attribute): Handle FIXED_POINT_TYPE.
2430 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
2431 * print-tree.c (fixed-value.h): New include.
2432 (print_node_brief): Support FIXED_CST.
2433 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
2434 * c-pretty-print.c (fixed-value.h): New include.
2435 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
2436 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
2437 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
2438 Support fixed-point types for inner items in VECTOR_TYPE.
2439 (pp_c_direct_declarator): Likewise.
2440 (pp_c_declarator): Likewise.
2441 (pp_c_fixed_constant): New function.
2442 (pp_c_constant): Handle FIXED_CST.
2443 (pp_c_primary_expression): Likewise.
2444 (pp_c_expression): Likewise.
2445 * fold-const.c (fixed-value.h): New include.
2446 (negate_expr_p): Return true for FIXED_CST.
2447 (fold_negate_expr): Support FIXED_CST.
2448 (split_tree): Support FIXED_CST.
2449 (const_binop): Support FIXED_CST.
2450 (fold_convert_const_int_from_fixed): New function to convert from
2452 (fold_convert_const_real_from_fixed): New function to convert from
2454 (fold_convert_const_fixed_from_fixed): New function to convert from
2455 fixed to another fixed.
2456 (fold_convert_const_fixed_from_int): New function to convert from
2458 (fold_convert_const_fixed_from_real): New function to convert from
2460 (fold_convert_const): Support conversions from fixed to int, from
2461 fixed to real, from fixed to fixed, from int to fixed, and from real
2463 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
2464 (operand_equal_p): Support FIXED_CST.
2465 (make_range): For fixed-point modes, we need to pass the
2466 saturating flag as the 2nd parameter.
2467 (tree_swap_operands_p): Handle FIXED_CST.
2468 (fold_plusminus_mult_expr): For fract modes, we cannot generate
2470 (fold_unary): Support FIXED_CONVERT_EXPR.
2471 (fold_binary): Handle FIXED_CST.
2472 Make sure the type is not saturating, before associating operations.
2473 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
2474 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
2475 (fold_negate_const): Support FIXED_CST.
2476 (fold_relational_const): Support FIXED_CST.
2477 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
2478 (gimplify_expr): Handle FIXED_CST.
2479 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
2480 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
2481 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
2482 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
2483 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2484 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2485 LONG_LONG_ACCUM_TYPE_SIZE.
2486 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
2487 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
2488 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
2489 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
2490 MODE_ACCUM, and MODE_UACCUM.
2491 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
2492 fixed-point types to disable reduction.
2493 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
2495 2007-08-08 David Edelsohn <edelsohn@gnu.org>
2497 * config/rs6000/x-rs6000: New file.
2498 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
2499 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
2500 (EXTRA_SPEC_FUNCTIONS): Define.
2501 (HAVE_LOCAL_CPU_DETECT): Define.
2502 (CC1_CPU_SPEC): Define.
2503 * config/rs6000/driver-rs6000.c: New file.
2504 * config/rs6000/aix.h (CC1_SPEC): Define.
2505 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
2506 * config.host: Add x-rs6000 to host_xmake_file if host and target
2507 are rs6000 or powerpc.
2509 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2511 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
2513 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2514 Sandra Loosemore <sandra@codesourcery.com>
2515 Chao-ying Fu <fu@mips.com>
2516 Nigel Stephens <nigel@mips.com>
2517 David Ung <davidu@mips.com>
2519 * doc/invoke.texi (-mcode-readable): Document.
2520 * config/mips/mips.opt (mcode-readable): New option.
2521 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
2522 * config/mips/mips.h (mips_code_readable_setting): New enum.
2523 (mips_code_readable): Declare.
2524 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
2525 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
2526 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
2527 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
2528 boiler-plate comments.
2529 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2530 * config/mips/mips.c (mips_code_readable): New variable.
2531 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
2532 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
2533 context and -mcode-readable setting to restrict the use of
2534 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
2535 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
2536 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
2537 (mips_blocks_for_constant_p): Only return false for
2538 TARGET_MIPS16_PCREL_LOADS.
2539 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
2540 for MIPS16. Handle SYMBOL_32_HIGH.
2541 (mips_const_insns): Allow HIGHs for MIPS16 too.
2542 (mips_unspec_address_offset): New function, split out from...
2543 (mips_unspec_address): ...here.
2544 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
2545 16-bit symbolic constants. Assert approropiate conditions for
2546 using the "la" and "dla" macros.
2547 (mips_handle_option): Handle -mcode-readable=.
2548 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
2549 Set up mips_lo_relocs[SYMBOL_32_HIGH].
2550 (mips_strip_unspec_address): New function, split out from...
2551 (print_operand_reloc): ...here.
2552 (print_operand): Pass constants through mips_strip_unspec_address.
2553 (print_operand_address): Likewise.
2554 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
2555 (mips_select_rtx_section): Remove MIPS16 handling.
2556 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
2557 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
2558 (mips16_lay_out_constants): Do nothing unless
2559 TARGET_MIPS16_PCREL_LOADS.
2560 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
2561 * config/mips/mips.md: Split HIGHs for MIPS16.
2562 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2564 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2566 * config/mips/mips-protos.h (mips_emit_move): Declare.
2567 * config/mips/mips.c (mips_emit_move): New function.
2568 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
2569 (mips_legitimize_const_move): Likewise.
2570 (mips_legitimize_move): Likewise.
2571 (mips_split_64bit_move): Likewise.
2572 (mips_restore_gp): Likewise.
2573 (mips_load_call_address): Likewise.
2574 (mips_emit_fcc_reload): Likewise.
2575 (mips_set_return_address): Likewise.
2576 (mips_block_move_straight): Likewise.
2577 (mips_block_move_loop): Likewise.
2578 (mips_setup_incoming_varargs): Likewise.
2579 (mips_save_reg): Likewise.
2580 (mips_expand_prologue): Likewise.
2581 (mips_restore_reg): Likewise.
2582 (mips_expand_epilogue): Likewise.
2583 (mips_output_mi_thunk): Likewise.
2584 (build_mips16_call_stub): Likewise.
2585 (mips_builtin_branch_and_move): Likewise.
2586 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
2587 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2588 (fixuns_truncdfdi2): Likewise.
2589 (fixuns_truncsfsi2): Likewise.
2590 (fixuns_truncsfdi2): Likewise.
2591 (loadgp_absolute): Likewise.
2592 (builtin_setjmp_setup): Likewise.
2593 (builtin_longjmp): Likewise.
2594 (untyped_call): Likewise.
2596 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2598 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
2599 an "rtx *" argument. Return a bool.
2600 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
2601 values and return true if they can be split. Take the same kind of
2602 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
2603 and store the lo_sum there if nonnull. Use the symbol type to
2604 determine whether a $gp or HIGH is needed.
2605 (mips_legitimize_address): Update call to mips_split_symbol and
2606 simplify accordingly.
2607 (mips_legitimize_const_move): Likewise.
2608 * config/mips/mips.md: In the combine define_split,
2609 check mips_split_symbol instead of splittable_symbolic_operand.
2610 Update use of mips_split_symbol in the generator code.
2611 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
2613 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2615 * config/mips/mips.c (mips_symbolic_address_p): Delete.
2616 (mips_symbol_insns_1): New function, split out from...
2617 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
2618 and stores separately from load addresses.
2619 (mips_classify_address): Replace uses of mips_symbolic_address_p
2620 with uses of mips_symbol_insns.
2621 (mips_address_insns): Update calls to mips_symbol_insns.
2622 (mips_const_insns): Likewise.
2623 (mips_legitimize_address): Likewise.
2625 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2627 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
2628 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
2629 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
2630 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
2631 non-call contexts if TARGET_MIPS16.
2632 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
2633 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
2634 code for SYMBOL_ABSOLUTE.
2635 (mips_symbol_insns): Likewise.
2637 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2639 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
2640 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
2641 (mips_symbolic_constant_p): Likewise. Update the call to
2642 mips_classify_symbol.
2643 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
2644 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
2645 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
2646 (print_operand_reloc): Add a context argument. Update the call to
2647 mips_symbolic_constant_p.
2648 (print_operand): Update the calls to print_operand_reloc.
2649 (print_operand_address): Use print_operand_reloc rather than
2651 (mips_rewrite_small_data_p): Add a context argument. Update the call
2652 to mips_symbolic_constant_p.
2653 (mips_small_data_pattern_1): Make DATA the containing mem.
2654 Update the call to mips_rewrite_small_data_p.
2655 (mips_rewrite_small_data_1): Likewise.
2656 (mips_use_anchors_for_symbol_p): Update the call to
2657 mips_symbolic_constant_p.
2658 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2659 (splittable_symbolic_operand): Likewise.
2660 (move_operand): Likewise.
2661 (absolute_symbolic_operand): Likewise.
2662 (got_disp_operand): Likewise.
2663 (got_page_ofst_operand): Likewise.
2665 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2667 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
2668 (SYMBOL_ABSOLUTE): ...this.
2669 (SYMBOL_SMALL_DATA): Rename to...
2670 (SYMBOL_GP_RELATIVE): ...this.
2671 (SYMBOL_CONSTANT_POOL): Rename to...
2672 (SYMBOL_PC_RELATIVE): ...this.
2673 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
2674 (mips_symbolic_address_p, mips_symbol_insns, override_options)
2675 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
2676 after above changes.
2677 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2678 (general_symbolic_operand): Rename to...
2679 (absolute_symbolic_operand): ...this.
2680 * config/mips/mips.md: Update after above changes.
2682 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
2683 Revital Eres <eres@il.ibm.com>
2685 * ddg.c (print_ddg): Add dump information.
2686 * modulo-sched.c (print_node_sched_params): Add parameter and
2688 (calculate_maxii): Remove function.
2689 (undo_generate_reg_moves): Likewise.
2690 (undo_permute_partial_schedule): Likewise.
2691 (kernel_number_of_cycles): Likewise.
2692 (MAXII_FACTOR): New definition to calculate the upper bound of II.
2693 (sms_schedule): Use it. Remove profitability checks.
2694 (sms_schedule_by_order): Fix order of nodes within the cycle.
2696 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2698 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
2699 -profile option, add pie support.
2700 (ENDFILE_SPEC): New spec.
2701 * config/gnu.h (LIB_SPEC): Add -profile option.
2703 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2705 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
2706 * config/gnu.h (LIB_SPEC): Likewise.
2708 2007-08-07 Yaz Saito <saito@google.com>
2709 Ian Lance Taylor <iant@google.com>
2711 * common.opt (finstrument-functions-exclude-function-list): New
2713 (finstrument-functions-exclude-file-list): New option.
2714 * opts.c (char_p): Define and DEF_VEC.
2715 (flag_instrument_functions_exclude_functions): New static
2717 (flag_instrument_functions_exclude_files): New static variable.
2718 (add_instrument_functions_exclude_list): New static function.
2719 (flag_instrument_functions_exclude_p): New function.
2720 (common_handle_option): Handle new options.
2721 * flags.h (flag_instrument_functions_exclude_p): Declare.
2722 * gimplify.c (gimplify_function_tree): Call
2723 flag_instrument_functions_exclude_p.
2724 * doc/invoke.texi (Option Summary): Mention new options.
2725 (Code Gen Options): Document new options.
2727 2007-08-07 Ian Lance Taylor <iant@google.com>
2729 PR rtl-optimization/32776
2730 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
2731 (resolve_use): Likewise.
2732 (decompose_multiword_subregs): Remove "changed" local variable.
2734 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
2736 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
2737 * configure: Regenerate.
2738 * config.in: Regenerate.
2739 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
2742 2007-08-07 Ian Lance Taylor <iant@google.com>
2744 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
2745 note, just delete the insn.
2747 2007-08-07 Andreas Schwab <schwab@suse.de>
2750 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
2753 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
2755 * lower-subreg.c (resolve_subreg_use): Remove assertion.
2756 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
2757 (decompose_multiword_subregs): Use the functions above to decompose
2758 multiword shifts and zero-extends.
2760 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
2762 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
2763 "assemble" descriptions which were swapped.
2765 2007-08-06 Chao-ying Fu <fu@mips.com>
2767 * fixed-value.h: New file.
2768 * fixed-value.c: New file.
2769 * Makefile.in (OBJS-common): Add fixed-value.o.
2770 (fixed-value.o): New rule.
2771 (GTFILES): Add fixed-value.h.
2772 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
2773 to compare a.low and b.low.
2774 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
2776 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2777 Daniel Jacobowitz <dan@codesourcery.com>
2780 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
2782 (x86_64-*-netbsd*): Likewise.
2783 (x86_64-*-linux*): Likewise.
2784 (x86_64-*-kfreebsd*-gnu): Likewise.
2785 (x86_64-*-knetbsd*-gnu): Likewise.
2786 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
2788 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
2790 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
2791 Add -fno-asynchronous-unwind-tables.
2793 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
2794 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
2795 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
2796 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
2797 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
2799 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2801 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
2802 (TARGET_C_MODE_FOR_SUFFIX): New.
2804 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2806 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
2808 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2810 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
2812 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2814 * config/i386/i386.md: Check TARGET_ macros and optimize_size
2815 before checking function returns in conditional expressions.
2817 2007-08-06 Alfred Minarik <a.minarik@aon.at>
2820 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
2822 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2825 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
2826 for INTEGRAL_TYPE_P.
2828 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
2830 * configure.ac: Remove --enable-checking=df from default settings.
2831 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
2832 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
2833 if the parameter is true.
2834 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
2835 DF_VERIFY_SCHEDULED flag is true.
2836 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
2837 (df_finish_pass): Adjust prototype.
2838 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
2841 * see.c (pass_see): Add TODO_df_verify.
2842 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
2843 * global.c (rest_of_handle_global_alloc): Schedule verification
2845 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
2847 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
2848 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
2849 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
2851 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
2852 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
2853 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
2855 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
2856 Revital Eres <eres@il.ibm.com>
2858 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
2860 * ddg.c (create_ddg_dependence): Rename to...
2861 (create_ddg_dep_from_intra_loop_link): This. Do not check
2862 for interloop edges. Do not create anti dependence edge when
2863 a true dependence edge exists in the opposite direction and
2864 -fmodulo-sched-allow-regmoves is set.
2865 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
2866 (add_cross_iteration_register_deps): Create anti dependence edge
2867 when -fno-modulo-sched-allow-regmoves is set.
2868 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
2870 2007-08-04 Richard Sandiford <richard@codesourcery.com>
2872 * config/arm/arm.md (movsi): Add braces.
2874 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2877 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
2878 operands for the folding of "A - (A & B)" into "~B & A"; cast them
2881 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
2883 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
2884 state accessor functions.
2885 * cfgloopmanip.c (remove_path, create_preheaders,
2886 force_single_succ_latches, fix_loop_structure): Ditto.
2887 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2888 tree_duplicate_loop_to_header_edge): Ditto.
2889 * cfgloopanal.c (mark_irreducible_loops): Ditto.
2890 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
2892 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
2893 cleanup_tree_cfg): Ditto.
2894 * tree-cfg.c (tree_merge_blocks): Ditto.
2895 * cfgloop.c (rescan_loop_exit, record_loop_exits,
2896 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
2897 loop_preheader_edge, single_exit): Ditto.
2898 (flow_loops_find): Do not clear loops->state.
2899 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
2900 loops_state_clear): New functions.
2902 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2905 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2906 when adding to the base and convert ELT to sizetype instead of type.
2908 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2911 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2912 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2914 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2917 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2918 correct type the negate expression.
2920 2007-08-03 Jan Hubicka <jh@suse.cz>
2922 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2925 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2927 * config/rs6000/rs6000.c (struct processor_cost): Change
2928 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2929 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2931 (rios1_costs, rios2_cost): Correct cache line size.
2932 (rs6000_override_options): Set l2-cache-size parameter.
2934 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2935 Diego Novillo <dnovillo@google.com>
2938 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2939 if the range includes 0.
2941 2007-08-03 Ben Elliston <bje@au.ibm.com>
2943 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2944 mode to unspec expressions to silence a warning from the generator
2947 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2949 * config/ia64/constraints.md ("U"): Make constraint vector only.
2951 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2954 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2955 always_inline attribute on the function decl.
2957 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2960 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2961 if we are compiling with -fPIC.
2963 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2964 Nigel Stephens <nigel@mips.com>
2966 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2967 Define for MIPS32 and MIPS64.
2969 2007-08-02 Nick Clifton <nickc@redhat.com>
2971 * config/host-hpux.c: Change copyright header to refer to version
2972 3 of the GNU General Public License and to point readers at the
2973 COPYING3 file and the FSF's license web page.
2974 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2975 config/alpha/linux.h, config/alpha/alpha.opt,
2976 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2977 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2978 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2979 config/alpha/alpha.h, config/alpha/sync.md,
2980 config/alpha/openbsd.h, config/alpha/alpha.md,
2981 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2982 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2983 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2984 config/alpha/constraints.md, config/alpha/osf.h,
2985 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2986 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2987 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2988 config/frv/frv-asm.h, config/frv/frv-protos.h,
2989 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2990 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2991 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2992 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2993 config/s390/s390.opt, config/s390/s390-modes.def,
2994 config/s390/fixdfdi.h, config/s390/constraints.md,
2995 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2996 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2997 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2998 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2999 config/m32c/prologue.md, config/m32c/m32c.abi,
3000 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
3001 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
3002 config/m32c/t-m32c, config/m32c/m32c-modes.def,
3003 config/m32c/jump.md, config/m32c/shift.md,
3004 config/m32c/m32c-protos.h, config/libgloss.h,
3005 config/spu/spu-protos.h, config/spu/predicates.md,
3006 config/spu/spu-builtins.h, config/spu/spu.c,
3007 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
3008 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
3009 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
3010 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
3011 config/sparc/hypersparc.md, config/sparc/predicates.md,
3012 config/sparc/linux.h, config/sparc/sp64-elf.h,
3013 config/sparc/supersparc.md, config/sparc/cypress.md,
3014 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
3015 config/sparc/niagara.md, config/sparc/sparc.md,
3016 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
3017 config/sparc/sparc.opt, config/sparc/sync.md,
3018 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
3019 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
3020 config/sparc/sparc.c, config/sparc/little-endian.opt,
3021 config/sparc/sysv4-only.h, config/sparc/sparc.h,
3022 config/sparc/linux64.h, config/sparc/freebsd.h,
3023 config/sparc/sol2.h, config/sparc/rtemself.h,
3024 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
3025 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
3026 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
3027 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
3028 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
3029 config/m32r/linux.h, config/m32r/constraints.md,
3030 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
3031 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
3032 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
3033 config/i386/i386.md, config/i386/netware-crt0.c,
3034 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
3035 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
3036 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
3037 config/i386/sol2.h, config/i386/constraints.md,
3038 config/i386/netware-libgcc.c, config/i386/sysv5.h,
3039 config/i386/predicates.md, config/i386/geode.md,
3040 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
3041 config/i386/freebsd64.h, config/i386/vxworksae.h,
3042 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
3043 config/i386/rtemself.h, config/i386/netbsd-elf.h,
3044 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
3045 config/i386/netware.h, config/i386/i386-modes.def,
3046 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
3047 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
3048 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
3049 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
3050 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
3051 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
3052 config/i386/xm-mingw32.h, config/i386/linux64.h,
3053 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
3054 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
3055 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
3056 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
3057 config/i386/cygwin2.c, config/i386/i386-protos.h,
3058 config/i386/sync.md, config/i386/openbsd.h,
3059 config/i386/host-mingw32.c, config/i386/i386-aout.h,
3060 config/i386/nto.h, config/i386/biarch64.h,
3061 config/i386/i386-coff.h, config/i386/freebsd.h,
3062 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
3063 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
3064 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
3065 config/darwin-protos.h, config/linux.opt, config/sol2.c,
3066 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
3067 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
3068 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
3069 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
3070 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
3071 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
3072 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
3073 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
3074 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
3075 config/sh/superh64.h, config/sh/rtemself.h,
3076 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
3077 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
3078 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
3079 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
3080 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
3081 config/avr/predicates.md, config/avr/constraints.md,
3082 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
3083 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
3084 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
3085 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
3086 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
3087 config/c4x/c4x-modes.def, config/c4x/rtems.h,
3088 config/c4x/predicates.md, config/c4x/c4x.h,
3089 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
3090 config/xtensa/predicates.md, config/xtensa/xtensa.c,
3091 config/xtensa/linux.h, config/xtensa/xtensa.h,
3092 config/xtensa/elf.h, config/xtensa/xtensa.md,
3093 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
3094 config/xtensa/xtensa-protos.h, config/dbx.h,
3095 config/stormy16/predicates.md, config/stormy16/stormy16.md,
3096 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
3097 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
3098 config/host-solaris.c, config/fr30/fr30.h,
3099 config/fr30/predicates.md, config/fr30/fr30-protos.h,
3100 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
3101 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
3102 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
3103 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
3104 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
3105 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
3106 config/host-linux.c, config/interix3.h, config/cris/cris.c,
3107 config/cris/predicates.md, config/cris/linux.h,
3108 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
3109 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
3110 config/cris/aout.opt, config/cris/cris-protos.h,
3111 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
3112 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3113 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
3114 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
3115 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
3116 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
3117 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
3118 config/chorus.h, config/mn10300/mn10300.c,
3119 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
3120 config/mn10300/mn10300.h, config/mn10300/linux.h,
3121 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
3122 config/mn10300/mn10300.md, config/ia64/predicates.md,
3123 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
3124 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
3125 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
3126 config/ia64/freebsd.h, config/ia64/ia64.md,
3127 config/ia64/ia64-modes.def, config/ia64/constraints.md,
3128 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
3129 config/gofast.h, config/rtems.h, config/sol2-10.h,
3130 config/m68k/predicates.md, config/m68k/m68k.md,
3131 config/m68k/linux.h, config/m68k/m68k-modes.def,
3132 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
3133 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
3134 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
3135 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
3136 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
3137 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
3138 config/m68k/constraints.md, config/m68k/rtemself.h,
3139 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
3140 config/m68k/uclinux.h, config/rs6000/power4.md,
3141 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
3142 config/rs6000/linux.h, config/rs6000/eabi.h,
3143 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
3144 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
3145 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
3146 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
3147 config/rs6000/windiss.h, config/rs6000/603.md,
3148 config/rs6000/aix41.h, config/rs6000/cell.md,
3149 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
3150 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
3151 config/rs6000/darwin.md, config/rs6000/darwin64.h,
3152 config/rs6000/default64.h, config/rs6000/7xx.md,
3153 config/rs6000/darwin.opt, config/rs6000/spe.md,
3154 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
3155 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
3156 config/rs6000/7450.md, config/rs6000/linux64.h,
3157 config/rs6000/constraints.md, config/rs6000/440.md,
3158 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
3159 config/rs6000/rs6000.c, config/rs6000/aix52.h,
3160 config/rs6000/rs6000.h, config/rs6000/power6.md,
3161 config/rs6000/predicates.md, config/rs6000/altivec.md,
3162 config/rs6000/aix64.opt, config/rs6000/rios1.md,
3163 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
3164 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
3165 config/rs6000/darwin7.h, config/rs6000/dfp.md,
3166 config/rs6000/linux64.opt, config/rs6000/sync.md,
3167 config/rs6000/vxworksae.h, config/rs6000/power5.md,
3168 config/rs6000/lynx.h, config/rs6000/biarch64.h,
3169 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
3170 config/rs6000/eabispe.h, config/rs6000/e500.h,
3171 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
3172 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
3173 config/rs6000/aix.h, config/rs6000/vxworks.h,
3174 config/rs6000/40x.md, config/rs6000/aix51.h,
3175 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
3176 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
3177 config/arc/arc.h, config/mcore/mcore-elf.h,
3178 config/mcore/mcore-protos.h, config/mcore/predicates.md,
3179 config/mcore/mcore.md, config/mcore/mcore.c,
3180 config/mcore/mcore.opt, config/mcore/mcore.h,
3181 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
3182 config/score/predicates.md, config/score/score-version.h,
3183 config/score/score-protos.h, config/score/misc.md,
3184 config/score/elf.h, config/score/score.c, config/score/mac.md,
3185 config/score/score7.md, config/score/score.h,
3186 config/score/score-conv.h, config/score/score-mdaux.c,
3187 config/score/score.md, config/score/score.opt,
3188 config/score/score-modes.def, config/score/score-mdaux.h,
3189 config/score/mul-div.S, config/arm/uclinux-elf.h,
3190 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
3191 config/arm/symbian.h, config/arm/linux-elf.h,
3192 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
3193 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
3194 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
3195 config/arm/strongarm-pe.h, config/arm/arm.h,
3196 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
3197 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
3198 config/arm/arm-modes.def, config/arm/linux-eabi.h,
3199 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
3200 config/arm/arm-cores.def, config/arm/arm-protos.h,
3201 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
3202 config/arm/wince-pe.h, config/arm/neon.md,
3203 config/arm/constraints.md, config/arm/neon.ml,
3204 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
3205 config/arm/arm.opt, config/arm/arm926ejs.md,
3206 config/arm/predicates.md, config/arm/iwmmxt.md,
3207 config/arm/arm_neon.h, config/arm/unknown-elf.h,
3208 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
3209 config/arm/neon-testgen.ml, config/arm/arm.md,
3210 config/arm/xscale-coff.h, config/arm/pe.c,
3211 config/arm/arm-generic.md, config/arm/pe.h,
3212 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
3213 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
3214 config/arm/strongarm-elf.h, config/arm/cirrus.md,
3215 config/arm/netbsd-elf.h, config/arm/vxworks.h,
3216 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
3217 config/pa/predicates.md, config/pa/pa64-hpux.h,
3218 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
3219 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
3220 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
3221 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
3222 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
3223 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
3224 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
3225 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
3226 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
3227 config/pa/pa64-regs.h, config/pa/pa-modes.def,
3228 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
3229 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
3230 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
3231 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
3232 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
3233 config/mips/linux64.h, config/mips/elforion.h,
3234 config/mips/constraints.md, config/mips/generic.md,
3235 config/mips/predicates.md, config/mips/4300.md,
3236 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
3237 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
3238 config/mips/5k.md, config/mips/vr4120-div.S,
3239 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
3240 config/mips/mips-protos.h, config/mips/6000.md,
3241 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
3242 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
3243 config/mips/mips-modes.def, config/mips/vr.h,
3244 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
3245 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
3246 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
3247 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
3248 config/vax/openbsd1.h, config/vax/netbsd.h,
3249 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
3250 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
3251 config/h8300/rtems.h, config/h8300/predicates.md,
3252 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
3253 config/h8300/h8300.md, config/h8300/h8300.opt,
3254 config/h8300/coff.h, config/h8300/h8300-protos.h,
3255 config/v850/v850.md, config/v850/predicates.md,
3256 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
3257 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
3258 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
3259 config/mmix/mmix.h, config/mmix/predicates.md,
3260 config/mmix/mmix-protos.h, config/mmix/mmix.md,
3261 config/mmix/mmix.c, config/mmix/mmix.opt,
3262 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
3263 config/bfin/rtems.h, config/bfin/bfin-modes.def,
3264 config/bfin/predicates.md, config/bfin/bfin-protos.h,
3265 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
3268 2007-08-02 Richard Sandiford <richard@codesourcery.com>
3270 * emit-rtl.c (reset_used_decls): Rename to...
3271 (set_used_decls): ...this. Set the used flag rather than clearing it.
3272 (unshare_all_rtl_again): Update accordingly. Set flags on argument
3273 DECL_RTLs rather than resetting them.
3275 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
3277 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
3279 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3281 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
3282 argument to find_reloads_address.
3284 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
3286 PR tree-optimization/32919
3287 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
3288 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
3289 (coalesce_ssa_name): Call it.
3291 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3292 David Ung <davidu@mips.com>
3294 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
3295 (__mips16_unorddf2, __mips16_floatunsidf): New.
3296 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
3298 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
3300 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3302 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
3303 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
3304 * tree.h (OMP_SECTIONS_CONTROL): New macro.
3305 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
3306 * omp-low.c (get_ws_args_for, determine_parallel_type,
3307 expand_omp_for_generic, expand_omp_for_static_nochunk,
3308 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3309 Work with more precise CFG.
3310 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
3311 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
3313 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
3314 * gimple-low.c (lower_stmt): Ditto.
3315 * tree-inline.c (estimate_num_insns_1): Ditto.
3316 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
3317 (OMP_SECTIONS_SWITCH): New.
3318 * tree-cfgcleanup.c (cleanup_omp_return): New.
3319 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
3320 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
3321 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
3322 (tree_redirect_edge_and_branch): Handle omp constructs.
3324 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
3325 with three arguments.
3327 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3329 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
3332 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3334 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
3335 the loop structures may need fixing.
3336 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
3338 (cleanup_tree_cfg_loop): Removed.
3339 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
3340 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
3341 instead of running cleanup_tree_cfg_loop.
3342 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
3343 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
3344 (tree_predictive_commoning): Declaration changed.
3345 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
3347 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3349 * doc/invoke.texi (l1-cache-size): Update documentation.
3350 (l2-cache-size): Document.
3351 * params.h (L2_CACHE_SIZE): New macro.
3352 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
3353 that L1_CACHE_SIZE is in kB now.
3354 (L2_CACHE_SIZE_BYTES): New macro.
3355 (tree_ssa_prefetch_arrays): Show size in kB.
3356 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
3357 and l2_cache_size fields.
3358 * config/i386/driver-i386.c (describe_cache): Detect cache size
3360 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
3361 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
3362 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
3363 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
3364 (override_options): Set l1-cache-size and l2-cache-size to default
3365 values if not specified otherwise.
3366 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
3367 (PARAM_L2_CACHE_SIZE): New.
3369 2007-08-01 Nigel Stephens <nigel@mips.com>
3370 David Ung <davidu@mips.com>
3371 Thiemo Seufer <ths@mips.com>
3372 Chris Dearman <chris@mips.com>
3373 Richard Sandiford <richard@codesourcery.com>
3375 * config.gcc (mips*-sde-elf*): New stanza.
3376 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
3377 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
3378 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
3379 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
3380 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
3381 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
3383 * config/mips/sde.h: New file.
3384 * config/mips/t-libgcc-mips16: Likewise.
3385 * config/mips/t-sde: Likewise.
3386 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
3387 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
3388 _MIPS_FPSET and _MIPS_SZINT.
3389 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
3390 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
3391 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
3392 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
3393 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3394 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3395 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
3396 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
3397 _MIPS_SZPTR and _MIPS_FPSET.
3398 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
3399 architecture is specified.
3400 (MIPS_32BIT_OPTION_SPEC): New macro.
3402 2007-07-31 Dan Hipschman <dsh@google.com>
3404 * gcc.c (end_going_arg): New function.
3405 (do_spec_2): Use it.
3406 (do_spec_1): Use it.
3408 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
3410 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
3411 only if ENABLE_CHECKING is defined.
3413 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
3415 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
3416 df_ru_add_problem, df_ru_get_bb_info): Removed.
3417 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
3418 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
3419 df_ru_free_bb_info, df_ru_alloc,
3420 df_ru_bb_local_compute_process_def,
3421 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3422 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3423 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
3424 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
3425 df_ru_add_problem): Removed.
3427 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3430 * pa.md (casesi32): Use match_scratch. Revise insn condition.
3431 (casesi32p, casesi64p): Likewise.
3432 (casesi): Adjust for above.
3434 2007-07-31 Richard Sandiford <richard@codesourcery.com>
3436 * mode-switching.c (create_pre_exit): Don't search past calls.
3438 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
3440 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
3442 2007-07-31 Revital Eres <eres@il.ibm.com>
3444 * ddg.c (add_deps_for_def): Rename to...
3445 (add_cross_iteration_register_deps): This. Change implementation
3446 to use only reaching def and def-use chains to construct the
3447 inter loop dependencies.
3448 (add_deps_for_use): Remove function.
3449 (build_inter_loop_deps): Call add_cross_iteration_register_deps
3450 function to build the inter loop dependencies.
3451 * modulo-sched.c (sms_schedule): Build only
3452 reaching def and def-use chains for the propose of the ddg
3455 2007-07-31 Julian Brown <julian@codesourcery.com>
3457 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
3458 New define_insns. Use correct RTL.
3459 (vec_set<mode>): Write as expander.
3461 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
3463 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
3464 to an unallocated space.
3466 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
3469 (split_constant_offset): Enable split_constant_offset to extract
3470 constants from other statements.
3471 * tree-vect-transform.c
3472 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
3473 to a temp var. Force base_offset to be simple.
3475 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
3477 * df-scan.c (df_scan_verify): Remove artificial limit on
3478 the number of blocks for verification.
3479 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
3480 df_simulate_defs): Avoid unnecessary insn checking for defs.
3482 2007-07-29 Mark Mitchell <mark@codesourcery.com>
3484 * config/m68k/lb1sf68.asm (FUNC): New macro.
3486 (__udivsi3): Likewise.
3487 (__divsi3): Likewise.
3488 (__umodsi3): Likewise.
3489 (__modsi3): Likewise.
3490 (__subdf3): Likewise.
3491 (__adddf3): Likewise.
3492 (__muldf3): Likewise.
3493 (__divdf3): Likewise.
3494 (__negdf2): Likewise.
3495 (__cmpdf2): Likewise.
3496 (__subsf3): Likewise.
3497 (__addsf3): Likewise.
3498 (__mulsf3): Likewise.
3499 (__divsf3): Likewise.
3500 (__negsf2): Likewise.
3501 (__cmpsf2): Likewise.
3502 (__eqdf2): Likewise.
3503 (__nedf2): Likewise.
3504 (__gtdf2): Likewise.
3505 (__gedf2): Likewise.
3506 (__ltdf2): Likewise.
3507 (__ledf2): Likewise.
3508 (__eqsf2): Likewise.
3509 (__nesf2): Likewise.
3510 (__gtsf2): Likewise.
3511 (__gesf2): Likewise.
3512 (__ltsf2): Likewise.
3513 (__lesf2): Likewise.
3515 2007-07-30 Ollie Wild <aaw@google.com>
3517 * c-ppoutput.c (print_lines_directives_only): New function.
3518 (scan_translation_unit_directives_only): New function.
3519 (preprocess_file): Add call to scan_translation_unit_directives_only.
3520 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
3521 (sanitize_cpp_opts): Add default flag_dump_macros setting for
3522 -fdirectives-only. Add errors for -fdirectives-only conflict with
3523 -Wunused-macros and -traditional.
3524 (finish_options): Add builtin macro initialization for
3525 -fdirectives-only + -fpreprocessed.
3526 * c.opt (fdirectives-only): New.
3527 * doc/cppopts.texi (fdirectives-only): New.
3529 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3531 * alias.c (record_set, memory_modified_1): Constify.
3532 * bt-load.c (note_btr_set): Likewise.
3533 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
3534 * combine.c (set_nonzero_bits_and_sign_copies,
3535 expand_field_assignment, record_dead_and_set_regs_1,
3536 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
3537 likely_spilled_retval_1): Likewise.
3538 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
3539 frv_io_handle_set): Likewise.
3540 * config/mips/mips.c (mips_sim_record_set,
3541 vr4130_true_reg_dependence_p_1): Likewise.
3542 * config/mt/mt.c (insn_dependent_p_1): Likewise.
3543 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
3544 * config/sh/sh.c (flow_dependent_p_1): Likewise.
3545 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
3546 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
3547 * ddg.c (mark_mem_store): Likewise.
3548 * df-problems.c (df_urec_mark_reg_change): Likewise.
3549 * function.c (update_epilogue_consts): Likewise.
3550 * gcse.c (record_set_info, record_last_set_info,
3551 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
3552 reg_clear_last_set): Likewise.
3553 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
3555 * jump.c (reversed_comparison_code_parts): Likewise.
3556 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
3557 reg_is_set): Likewise.
3558 * loop-iv.c (mark_altered): Likewise.
3559 * mode-switching.c (reg_becomes_live): Likewise.
3560 * optabs.c (no_conflict_move_test): Likewise.
3561 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
3563 * postreload.c (reload_combine_note_store, move2add_note_store):
3565 * regmove.c (flags_set_1): Likewise.
3566 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
3568 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
3570 * resource.c (update_live_status): Likewise.
3571 * rtl.h (set_of, note_stores): Likewise.
3572 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
3573 note_stores, parms_set): Likewise.
3574 * sched-rgn.c (sets_likely_spilled_1): Likewise.
3575 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
3577 * var-tracking.c (count_stores, add_stores): Likewise.
3579 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3581 * alias.c (mems_in_disjoint_alias_sets_p,
3582 fixed_scalar_and_varying_struct_p, aliases_everything_p,
3583 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
3584 write_dependence_p, mems_in_disjoint_alias_sets_p,
3585 read_dependence, true_dependence, canon_true_dependence,
3586 anti_dependence, output_dependence): Constify.
3587 * combine.c (extended_count): Likewise.
3588 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
3589 * cselib.c (get_value_hash, references_value_p,
3590 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
3591 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
3592 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
3593 * function.c (contains, prologue_epilogue_contains,
3594 sibcall_epilogue_contains): Likewise.
3595 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
3596 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
3597 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
3598 reg_or_subregno): Likewise.
3599 * recog.c (asm_noperands): Likewise.
3600 * reload1.c (function_invariant_p): Likewise.
3601 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
3602 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
3603 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
3604 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
3605 true_regnum, reg_or_subregno, condjump_in_parallel_p,
3606 extended_count, prologue_epilogue_contains,
3607 sibcall_epilogue_contains, function_invariant_p, true_dependence,
3608 canon_true_dependence, read_dependence, anti_dependence,
3609 output_dependence): Likewise.
3610 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
3612 2007-07-30 Julian Brown <julian@codesourcery.com>
3614 * config/arm/neon.md (V_ext): New mode attribute.
3615 (neon_vget_lane<mode>): Replace with define_expand.
3616 (neon_vget_lane<mode>_sext_internal)
3617 (neon_vget_lane<mode>_zext_internal): New define_insns for double
3618 and quad precision vectors.
3619 (neon_vget_lanedi): Add bounds check. Remove dead comment.
3620 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
3621 have typeless 32-bit result.
3623 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3626 * tree-affine.h (aff_tree): The type of rest is sizetype for types
3628 * tree-affine.c (aff_combination_scale): If type is a pointer type,
3629 use sizetype for rest.
3630 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
3631 (aff_combination_convert): Don't convert rest for pointer types.
3633 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3635 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
3637 * tree-ssa-alias.c: Add alloc-pool.h.
3638 (init_alias_info): Free alias_bitmap_obstack.
3639 (delete_alias_info): Call delete_mem_ref_stats.
3640 (get_mem_sym_stats_for): Use alloc_pool.
3641 (init_mem_ref_stats): Do not delete mem_ref_stats here.
3642 (delete_mem_sym_stats): Removed.
3644 2007-07-29 Sebastian Pop <sebpop@gmail.com>
3646 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
3647 functions cannot be represented as classical distance vectors.
3649 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3651 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
3652 * builtins.c (validate_arg, builtin_mathfn_code,
3653 validate_arglist): Likewise.
3654 * calls.c (call_expr_flags): Likewise.
3655 * combine.c (reg_nonzero_bits_for_combine,
3656 reg_num_sign_bit_copies_for_combine, get_last_value,
3657 reg_truncated_to_mode): Likewise.
3658 * emit-rtl.c (subreg_lowpart_p): Likewise.
3659 * expr.c (highest_pow2_factor_for_target,
3660 categorize_ctor_elements_1, categorize_ctor_elements,
3661 count_type_elements, contains_packed_reference,
3662 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
3663 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
3664 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
3665 native_encode_int, native_encode_real, native_encode_complex,
3666 native_encode_vector, native_encode_expr, native_interpret_int,
3667 native_interpret_real, native_interpret_complex,
3668 native_interpret_vector, native_interpret_expr): Likewise.
3669 * function.c (use_register_for_decl): Likewise.
3670 * gimplify.c (get_name): Likewise.
3671 * langhooks-def.h (lhd_return_null_const_tree): New.
3672 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
3673 * langhooks.c (lhd_return_null_const_tree): New.
3674 * langhooks.h (lang_get_callee_fndecl): Constify.
3675 * output.h (constructor_static_from_elts_p): Likewise.
3676 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
3677 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
3678 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
3679 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
3680 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
3681 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
3682 * rtlhooks-def.h (reg_nonzero_bits_general,
3683 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
3685 * rtlhooks.c (reg_num_sign_bit_copies_general,
3686 reg_nonzero_bits_general, reg_truncated_to_mode_general):
3688 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
3689 * stor-layout.c (mode_for_size_tree): Likewise.
3690 * tree-ssa-loop-im.c (memref_eq): Likewise.
3691 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
3692 * tree.c (contains_placeholder_p, type_list_equal,
3693 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
3695 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
3696 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
3697 contains_placeholder_p, contains_packed_reference,
3698 get_callee_fndecl, operand_equal_for_phi_arg_p,
3699 warn_if_unused_value, is_body_block, native_encode_expr,
3700 native_interpret_expr, fold_convertible_p, operand_equal_p,
3701 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
3702 validate_arglist, simple_cst_equal, type_list_equal,
3703 use_register_for_decl, call_expr_flags, get_name,
3704 highest_pow2_factor): Likewise.
3705 (const_call_expr_arg_iterator_d,
3706 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
3707 first_const_call_expr_arg, more_const_call_expr_args_p,
3708 FOR_EACH_CONST_CALL_EXPR_ARG): New.
3709 * varasm.c (constructor_static_from_elts_p): Constify.
3711 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
3713 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
3714 config/arm/neon-schedgen.ml, config/arm/neon.ml,
3715 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
3716 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
3717 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
3718 tree-vect-transform.c, tree.def: Fix comment typos. Follow
3719 spelling conventions.
3720 * doc/invoke.texi: Follow spelling conventions.
3722 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
3723 Revital Eres <eres@il.ibm.com>
3725 * modulo-sched.c (sms_schedule): Avoid loops which includes
3726 auto-increment instructions.
3728 2007-07-28 Richard Guenther <rguenther@suse.de>
3731 * fold-const.c (fold_cond_expr_with_comparison): Convert
3732 operand zero of MIN/MAX_EXPR to correct type.
3734 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3736 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
3737 flags_from_decl_or_type): Constify.
3738 * gcc.c (do_spec_1): Likewise.
3739 * print-tree.c (dump_addr, print_node_brief): Likewise.
3740 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
3741 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
3742 tree_purge_all_dead_eh_edges): Likewise.
3743 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
3744 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
3746 * tree.c (expr_location, expr_has_location, expr_locus,
3747 expr_filename, expr_lineno, get_inner_array_type,
3748 fields_compatible_p): Likewise.
3749 * tree.h (get_inner_array_type, fields_compatible_p,
3750 expr_location, expr_has_location, expr_locus, expr_filename,
3751 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
3752 setjmp_call_p, alloca_call_p): Likewise.
3754 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3756 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
3757 TV_FLOW_INSENSITIVE.
3759 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
3761 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
3762 (compute_flow_insensitive_aliasing): Ditto for
3763 TV_FLOW_INSENSITIVE.
3765 2007-07-27 Jan Hubicka <jh@suse.cz>
3767 * config/i386/i386.c (register_move_cost): Remove accidentally
3768 comitted #if 0 block.
3770 * attribs.c: Include hashtab.h
3771 (attribute_hash): New.
3772 (substring): New structure.
3773 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
3775 (init_attributes): Initialize attribute hash.
3776 (decl_attributes): Use attribute hash.
3777 * Makefile.in (attribs.c): Depend on hashtab.h.
3779 2007-07-27 Steve Ellcey <sje@cup.hp.com>
3781 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
3783 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3785 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
3786 __mips_dspr2 and __mips_dsp_rev macros.
3787 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
3789 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
3791 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
3793 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3797 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
3798 and the updating of the live and do_not_gen sets.
3799 (df_note_bb_compute): Added updating of live and do_not_gen sets
3800 for regular defs so that the case of clobber inside conditional
3801 call is processed correctly.
3803 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3805 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
3806 operands with compatible type.
3808 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3810 * expr.h (store_bit_field): Don't return a value.
3811 * expmed.c (check_predicate_volatile_ok): New function.
3812 (store_bit_field_1): New function, extracted from store_bit_field.
3813 Take a fallback_p argument and return true if the operation succeeded.
3814 Only use store_fixed_bit_field if fallback_p. Don't recompute
3815 mode_for_extraction; use op_mode instead. Try forcing memories
3816 into registers if the insv expander fails.
3817 (store_bit_field): Use store_bit_field_1 with fallback_p true.
3818 Don't return a value.
3819 (convert_extracted_bit_field): New function, extracted from
3821 (extract_bit_field_1): Likewise. Take a fallback_p argument
3822 and return NULL if the operation succeeded. Only use
3823 extract_fixed_bit_field if fallback_p. Only calculate one
3824 extraction mode. Combine code for extv and extzv. Try forcing
3825 memories into registers if the ext(z)v expander fails.
3826 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
3828 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3830 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
3832 (df_ref): Likewise. Put regno with other integer fields.
3834 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3836 * df.h (df_mw_hardreg): Remove "loc" field.
3837 * df-scan.c (df_ref_record): Don't set it. Remove redundant
3839 * df-problems.c (df_whole_mw_reg_unused_p): New function,
3840 split out from df_set_unused_notes_for_mw. Return false for
3841 partial references. Assert that mw_reg is a REG when returning true.
3842 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
3843 (df_whole_mw_reg_dead_p): New function, split out from
3844 df_set_dead_notes_for_mw. Return false for partial references.
3845 Assert that mw_reg is a REG when returning true.
3846 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
3847 Remove redundant bitmap check.
3849 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
3851 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
3852 ($(T)crtend.o): Likwise.
3853 ($(T)crtbeginS.o): Likwise.
3854 ($(T)crtendS.o): Likwise.
3855 ($(T)crtfastmath.o): Likwise.
3857 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
3859 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
3860 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
3861 * basic-block.h (struct control_flow_graph): Added x_dom_computed
3862 and x_n_bbs_in_dom_tree fields.
3864 2007-07-26 Steve Ellcey <sje@cup.hp.com>
3866 PR tree-optimization/32087
3867 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3868 Do not call scale_bbs_frequencies_int with prob of zero.
3870 2007-07-26 Julian Brown <julian@codesourcery.com>
3872 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
3873 (neon_element_bits): Add prototypes.
3874 * config/arm/arm.c (bounds_check, neon_lane_bounds)
3875 (neon_const_bounds, neon_element_bits): New functions.
3876 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
3877 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
3878 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
3879 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
3880 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
3881 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
3882 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
3883 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
3884 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
3885 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
3886 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
3887 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
3888 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
3890 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
3892 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
3893 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
3895 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
3896 Julian Brown <julian@codesourcery.com>
3898 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
3899 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
3900 * config/arm/cortex-a8.md: New.
3901 * config/arm/cortex-a8-neon.md: New.
3902 * config/arm/neon-schedgen.ml: New.
3903 * config/arm/neon.md (vqh_mnem): New.
3905 (Is_float_mode): New.
3906 (Scalar_mul_8_16): New.
3908 (V_mode_nunits): New.
3909 (All instruction patterns): Annotate with neon_type attribute
3911 * config/arm/arm.md: Include cortex-a8.md.
3912 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3914 Annotate instruction patterns accordingly.
3915 (generic_sched): Do not use generic scheduling for Cortex-A8.
3916 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3918 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3920 * fold-const.c (fold_read_from_constant_string): Use
3922 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3924 2007-07-26 Nick Clifton <nickc@redhat.com>
3926 * tree-ssa-operands.h: Change copyright header to refer to version
3927 3 of the GNU General Public License and to point readers at the
3928 COPYING3 file and the FSF's license web page.
3929 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3930 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3931 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3932 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3933 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3934 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3935 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3936 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3937 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3938 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3939 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3940 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3941 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3942 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3943 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3944 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3945 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3946 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3947 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3948 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3949 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3950 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3951 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3952 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3953 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3954 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3955 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3956 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3957 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3958 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3959 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3960 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3961 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3962 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3963 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3964 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3965 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3966 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3967 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3968 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3969 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3970 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3971 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3972 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3973 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3974 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3975 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3976 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3977 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3978 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3979 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3980 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3981 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3982 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3983 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3984 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3985 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3986 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3987 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3988 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3989 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3990 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3991 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3992 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3993 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3994 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3995 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3996 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3997 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3998 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3999 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
4000 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
4001 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
4002 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
4003 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
4004 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
4005 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
4006 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
4007 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
4008 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
4009 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
4010 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
4011 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
4012 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
4013 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
4014 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
4015 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
4016 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
4017 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
4018 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
4019 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
4020 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
4021 vecprim.h, basic-block.h, tree-ssa-structalias.c,
4022 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
4023 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
4024 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
4025 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
4026 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
4027 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
4028 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
4029 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
4030 convert.c, convert.h, langhooks-def.h, reload1.c,
4031 tree-ssa-operands.c: Likewise.
4033 2007-07-26 Jan Hubicka <jh@suse.cz>
4035 * tree-ssa-live.c: Include debug.h and flags.h.
4036 (mark_scope_block_unused): New function.
4037 (remove_unused_scope_block_p): New function.
4038 (remove_unused_locals): Remove unused blocks too.
4040 2007-07-25 Ian Lance Taylor <iant@google.com>
4042 * combine.c (combine_max_regno): Remove. Remove all uses.
4043 (struct reg_stat_struct): Rename from struct reg_stat.
4044 (reg_stat_type): Define, and declare VECs.
4045 (reg_stat): Change from pointer to VEC. Change all uses.
4046 (combine_split_insns): New static function.
4047 (try_combine, find_split_point): Call it instead of split_insns.
4049 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4051 * cfghooks.c (split_block): Fix the information about loop latch.
4053 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4055 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
4057 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4059 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4060 Scan the new edge for loop exit info.
4062 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
4064 * config/darwin.c: Include debug.h.
4066 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4069 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
4071 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4073 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
4074 (HARD_REGNO_MODE_OK): Ditto.
4075 (MODES_TIEABLE_P): Ditto.
4076 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4077 (CLASS_MAX_NREGS): Ditto.
4078 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
4079 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
4080 (divdf3_internal_thr): Removed.
4081 * config/ia64/div.md: New file.
4082 * config/ia64/constraints.md: Add H constraint.
4084 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4086 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
4087 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
4088 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
4089 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
4090 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
4091 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
4092 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
4093 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
4094 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
4095 dump_sbitmap_file, debug_sbitmap, popcount_table,
4096 sbitmap_popcount): Constify.
4097 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
4098 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
4099 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
4100 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
4101 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
4102 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
4103 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
4104 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
4105 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
4106 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
4107 sbitmap_popcount, sbitmap_verify_popcount): Constify.
4109 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4111 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
4112 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
4113 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
4114 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
4115 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
4116 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
4117 bitmap_intersect_p, bitmap_intersect_compl_p,
4118 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4119 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
4121 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
4122 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
4123 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
4124 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
4125 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4126 debug_bitmap, debug_bitmap_file, bitmap_print,
4127 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
4128 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
4130 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
4132 * config/darwin.c (darwin_override_options): Additional fix for
4133 debug info formats that don't support var tracking.
4135 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4137 * cselib.c (entry_and_rtx_equal_p): Constify.
4138 * gengtype.c (output_mangled_typename, write_types, write_local):
4140 * gengtype.h (const_type_p): New.
4141 * see.c (eq_descriptor_extension, hash_descriptor_extension):
4143 * tlink.c (scan_linker_output): De-constify.
4144 * tree-ssa-loop-im.c (memref_eq): Constify.
4145 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
4146 (shared_bitmap_hash, shared_bitmap_eq): Constify.
4148 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4150 * c-common.c (fname_as_string, c_type_hash): Constify.
4151 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4152 * cgraph.c (edge_hash, edge_eq): Likewise.
4153 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
4154 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
4155 reg_attrs_htab_eq): Likewise.
4156 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
4158 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
4159 const_decl_t, const_state_t, const_automata_list_el_t): New.
4160 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
4161 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
4162 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
4163 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
4164 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
4165 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
4166 compare_max_occ_cycle_nums, out_state_arcs_num,
4167 compare_transition_els_num, units_cmp, state_reservs_cmp):
4169 * genmodes.c (cmp_modes): Likewise.
4170 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
4171 * gimplify.c (compare_case_labels): Likewise.
4172 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
4173 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
4174 * matrix-reorg.c (mtt_info_hash): Likewise.
4175 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
4176 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
4177 (htab_hash_bucket, htab_hash_elem): Constify.
4178 * tree-browser.c (TB_parent_eq): Likewise.
4179 * tree-scalar-evolution.c (hash_scev_info): Likewise.
4180 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
4181 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
4182 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
4184 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
4185 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
4186 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
4187 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
4188 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
4190 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
4191 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
4192 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
4193 * tree-ssa-threadupdate.c (redirection_data_hash,
4194 redirection_data_eq): Likewise.
4195 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
4196 * tree-ssa.c (var_ann_eq): Likewise.
4197 * tree-vrp.c (compare_case_labels): Likewise.
4198 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
4199 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
4200 tree_not_check_failed, tree_class_check_failed,
4201 tree_range_check_failed, tree_not_class_check_failed,
4202 omp_clause_check_failed, omp_clause_range_check_failed,
4203 tree_contains_struct_check_failed, tree_operand_check_failed):
4205 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
4206 tree_not_check_failed, tree_class_check_failed,
4207 tree_range_check_failed, tree_not_class_check_failed,
4208 tree_operand_check_failed, omp_clause_operand_check_failed,
4209 tree_operand_length): Likewise.
4210 * var-tracking.c (const_variable): New.
4211 (variable_htab_hash, variable_htab_eq): Constify.
4212 * varasm.c (const_desc_hash): Likewise.
4214 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4216 * expr.c (handled_component_p): Constify.
4217 * fold-const.c (fit_double_type): Likewise.
4218 * real.h (real_value_from_int_cst): Likewise.
4219 * tree-flow-inline.h (gimple_in_ssa_p,
4220 gimple_aliases_computed_p, gimple_addressable_vars,
4221 gimple_call_clobbered_vars, gimple_referenced_vars,
4222 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
4223 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
4224 may_aliases, end_readonly_imm_use_p, has_zero_uses,
4225 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
4226 is_label_stmt, is_global_var, phi_ssa_name_p,
4227 factoring_name_p, is_call_clobbered, tree_common_ann,
4228 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
4229 unmodifiable_var_p, array_ref_contains_indirect_ref,
4230 ref_contains_array_ref, lookup_subvars_for_var,
4231 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
4232 gimple_mem_ref_stats): Likewise.
4233 * tree-flow.h (tree_common_ann, var_ann, function_ann,
4234 may_aliases, is_exec_stmt, is_label_stmt,
4235 ref_contains_array_ref, array_ref_contains_indirect_ref,
4236 var_can_have_subvars, overlap_subvar, is_call_clobbered,
4237 unmodifiable_var_p): Likewise.
4238 * tree-gimple.c (is_gimple_min_invariant): Likewise.
4239 * tree-gimple.h (is_gimple_min_invariant): Likewise.
4240 * tree.c (type_hash_list, attribute_hash_list, tree_size,
4241 cst_and_fits_in_hwi, real_value_from_int_cst,
4242 build_real_from_int_cst, integer_zerop, integer_onep,
4243 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
4244 tree_floor_log2, real_zerop, real_onep, real_twop,
4245 real_minus_onep, really_constant_p, purpose_member, chain_member,
4246 list_length, fields_length, int_size_in_bytes, bit_position,
4247 int_bit_position, byte_position, int_byte_position, expr_align,
4248 array_type_nelts, tree_node_structure,
4249 type_contains_placeholder_1, iterative_hash_pointer,
4250 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
4251 tree_map_base_eq, type_hash_list, type_hash_eq,
4252 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
4253 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
4254 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4255 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
4256 int_fits_type_p, get_containing_scope, decl_function_context,
4257 decl_type_context, omp_clause_operand_check_failed,
4258 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
4259 * tree.h (omp_clause_operand_check_failed, tree_size,
4260 build_real_from_int_cst, array_type_nelts, purpose_member,
4261 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
4262 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4263 is_attribute_p, check_qualified_type, expr_align,
4264 int_size_in_bytes, bit_position, int_bit_position, byte_position,
4265 int_byte_position, list_length, fields_length, initializer_zerop,
4266 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
4267 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
4268 tree_node_structure, handled_component_p, get_containing_scope,
4269 decl_function_context, decl_type_context, real_zerop,
4270 type_num_arguments, fit_double_type, really_constant_p,
4271 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
4272 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
4273 real_twop, real_minus_onep, int_cst_value): Likewise.
4275 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4277 * cfglayout.c (insn_scope, insn_line): Constify.
4278 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
4279 const_double_htab_hash, const_double_htab_eq,
4280 mem_attrs_htab_hash): Likewise.
4281 * loop-iv.c (biv_eq): Likewise.
4282 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
4283 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
4284 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
4286 * rtl-error.c (location_for_asm, diagnostic_for_asm,
4287 error_for_asm, warning_for_asm, _fatal_insn,
4288 _fatal_insn_not_found): Likewise.
4289 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
4290 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
4291 rtl_check_failed_type2, rtl_check_failed_code1,
4292 rtl_check_failed_code2, rtl_check_failed_code_mode,
4293 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
4294 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
4295 rtl_check_failed_type2, rtl_check_failed_code1,
4296 rtl_check_failed_code2, rtl_check_failed_code_mode,
4297 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
4298 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
4299 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
4300 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
4301 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
4302 rtx_unstable_p, get_integer_term, get_related_value,
4303 offset_within_block_p, reg_mentioned_p, count_occurrences,
4304 reg_referenced_p, reg_used_between_p, no_labels_between_p,
4305 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
4306 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
4307 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
4308 find_constant_src, find_reg_fusage, find_regno_fusage,
4309 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
4310 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
4311 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
4312 computed_jump_p, auto_inc_p, in_expr_list_p,
4313 remove_node_from_expr_list, loc_mentioned_in_p,
4314 label_is_jump_target_p, reversed_comparison_code_parts,
4315 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
4316 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
4317 print_inline_rtx): Likewise.
4318 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
4319 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
4320 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
4321 get_integer_term, get_related_value, offset_within_block_p,
4322 count_occurrences, reg_mentioned_p, no_labels_between_p,
4323 reg_used_between_p, reg_referenced_p, single_set_2,
4324 multiple_sets, set_noop_p, refers_to_regno_p,
4325 reg_overlap_mentioned_p, dead_or_set_p,
4326 covers_regno_no_parallel_p, covers_regno_p,
4327 dead_or_set_regno_p, find_reg_note, find_regno_note,
4328 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
4329 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
4330 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
4331 side_effects_p, may_trap_p_1, may_trap_p,
4332 may_trap_after_code_motion_p, may_trap_or_fault_p,
4333 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
4334 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
4335 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
4336 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
4337 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
4339 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
4340 warning_for_asm): Likewise.
4341 * tree.h (print_rtl): Likewise.
4342 * varasm.c (get_pool_mode): Likewise.
4344 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4346 * c-lex.c (c_lex_with_flags, lex_string): Constify.
4347 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
4348 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4349 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
4350 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
4351 * ddg.c (compare_sccs): Likewise.
4352 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
4353 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
4354 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
4355 decimal_do_fix_trunc, decimal_real_to_integer,
4356 decimal_real_to_integer2, decimal_real_maxval): Likewise.
4357 * dse.c (const_group_info_t): New.
4358 (invariant_group_base_eq, invariant_group_base_hash): Constify.
4359 * dwarf2out.c (const_dw_die_ref): New.
4360 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
4361 * tree-browser.c (TB_parent_eq): Likewise.
4362 * unwind-dw2-fde.c (__register_frame_info_bases,
4363 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
4364 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
4366 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
4367 * unwind-dw2.c (uw_frame_state_for): Likewise.
4368 * value-prof.c (histogram_hash, histogram_eq): Likewise.
4369 * value-prof.h (const_histogram_value): New.
4371 2007-07-25 Richard Sandiford <richard@codesourcery.com>
4373 * config/mips/mips.c (machine_function): Add
4374 initialized_mips16_gp_pseudo_p.
4375 (mips16_gp_pseudo_reg): Do not emit the initialization of
4376 mips16_gp_pseudo_rtx when being called from the gimple cost-
4377 calculation routines; emit it on the first use outside those
4380 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4382 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
4385 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
4386 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
4387 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
4388 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
4389 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
4390 Preserve const-ness of parameters through use of __typeof(),
4391 also constify and tidy.
4393 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
4394 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
4395 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
4396 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
4397 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
4398 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
4399 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
4400 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
4401 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
4403 2007-07-25 Julian Brown <julian@codesourcery.com>
4404 Mark Shinwell <shinwell@codesourcery.com>
4406 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
4407 (alpha_mangle_type): This.
4408 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4409 (TARGET_MANGLE_TYPE): Define this instead.
4410 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
4411 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
4412 (arm_init_neon_builtins): Fix comment.
4413 (arm_mangle_map_entry): New.
4414 (arm_mangle_map): New.
4415 (arm_mangle_type): New.
4416 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
4417 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4418 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4419 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4420 (TARGET_MANGLE_TYPE): Define this instead.
4421 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
4422 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4423 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4424 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4425 (TARGET_MANGLE_TYPE): Define this instead.
4426 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
4428 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
4429 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4430 (TARGET_MANGLE_TYPE): Define this instead.
4431 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
4432 (s390_mangle_type): This.
4433 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4434 (TARGET_MANGLE_TYPE): Define this instead.
4435 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
4436 (sparc_mangle_type): This.
4437 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4438 (TARGET_MANGLE_TYPE): Define this instead.
4439 * cp/mangle.c (write_type): Call mangle_type target hook on all
4440 types before mangling. Use original type, not main variant, as
4442 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
4443 (TARGET_MANGLE_TYPE): This.
4444 * target.h (gcc_target): Rename mangle_fundamental_type to
4446 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
4447 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
4449 2007-07-25 Julian Brown <julian@codesourcery.com>
4450 Paul Brook <paul@codesourcery.com>
4451 Joseph Myers <joseph@codesourcery.com>
4452 Mark Shinwell <shinwell@codesourcery.com>
4454 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
4455 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
4456 (with_fpu): Allow --with-fpu=neon.
4457 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4458 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4459 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
4460 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
4461 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
4462 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
4463 (neon_emit_pair_result_insn, neon_disambiguate_copy)
4464 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
4465 (output_move_neon): Add prototypes.
4466 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
4467 (all_fpus): Add FPUTYPE_NEON.
4468 (fp_model_for_fpu): Add NEON field.
4469 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
4470 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
4472 (arm_legitimate_address_p): Don't support fancy addressing for NEON
4474 (thumb2_legitimate_address_p): Likewise.
4475 (neon_valid_immediate): Recognize and prepare constants suitable for
4477 (neon_immediate_valid_for_move): New function. Recognize and prepare
4478 immediates for NEON move instructions.
4479 (neon_immediate_valid_for_logic): New function. Recognize and
4480 prepare immediates for NEON logic instructions.
4481 (neon_output_logic_immediate): New function. Create asm string
4482 suitable for outputting immediate logic instructions.
4483 (neon_pairwise_reduce): New function. Implement reduction using
4484 pairwise operations.
4485 (neon_expand_vector_init): New function. Expand a (possibly
4486 non-constant) vector initialization.
4487 (neon_vector_mem_operand): New function. Memory operands supported
4488 for quad-word loads/stores to/from ARM or NEON registers. Don't
4489 allow base+offset addressing for core regs.
4490 (neon_struct_mem_operand): New function. Valid mems for NEON
4492 (coproc_secondary_reload_class): Enable NEON registers to be loaded
4493 from neon_vector_mem_operand addresses without a secondary register.
4494 (add_minipool_forward_ref): Handle >8-byte minipool entries.
4495 (add_minipool_backward_ref): Likewise.
4496 (dump_minipool): Likewise.
4497 (push_minipool_fix): Likewise.
4498 (output_move_quad): New function. Output quad-word moves, loads and
4499 stores using ARM registers.
4500 (output_move_vfp): Add support for vectors in VFP (NEON) D
4502 (output_move_neon): Output a NEON load/store to/from a quadword
4504 (arm_print_operand): Implement new codes:
4505 - 'c' for unadorned integers (without a # sign).
4506 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
4508 - 'e', 'f' for the low and high D parts of a NEON Q register.
4509 - 'q' outputs a NEON Q register.
4510 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
4511 - 'T' prints NEON opcode features from a coded bitmask.
4512 - 'F' is similar to T, but signed/unsigned codes both print as
4514 - 't' is similar to T, but 'u' is printed instead of 'p'.
4515 - 'O' prints 'r' if NEON instruction should perform rounding (as
4516 specified by bitmask), else prints nothing.
4517 - '#' is a punctuation character to stop operand numbers from
4518 running together with following digits in the assembler
4519 strings for instructions (when using mode attributes).
4520 (arm_assemble_integer): Handle extra NEON vector modes. Permute
4521 constant vectors in big-endian mode, where necessary.
4522 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
4523 Handle EI, OI, CI, XI modes.
4524 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
4525 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
4526 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
4527 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
4528 (neon_builtin_type_bits): Add enumeration, one bit for each vector
4530 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
4531 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
4532 to turn v8qi, etc. into bits defined above.
4533 (neon_itype): New enumeration. Classifications of NEON builtins.
4534 (neon_builtin_datum): Define struct. Contains information about
4535 a single builtin (with multiple modes).
4536 (CF): Define helper macro for...
4537 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
4539 (neon_builtin_data): New array. Define information about builtins
4540 for use during initialization/expansion.
4541 (arm_init_neon_builtins): New function.
4542 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
4544 (neon_builtin_compare): New function.
4545 (locate_neon_builtin_icode): New function. Find an insn code for a
4546 builtin given a function code for that builtin. Also return type of
4547 builtin (NEON_BINOP, NEON_UNOP etc.).
4548 (builtin_arg): New enumeration. Types of arguments for builtins.
4549 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
4550 Takes a variable argument list of builtin_arg types, terminated by
4552 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
4553 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
4554 (neon_emit_pair_result_insn): New function. Support returning pairs
4555 of vectors via a pointer.
4556 (neon_disambiguate_copy): New function. Set up operands for a
4557 multi-word copy such that registers do not get clobbered.
4558 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
4559 ARM_BUILTIN_NEON_BASE.
4560 (arm_file_start): Set float-abi attribute for NEON.
4561 (arm_vector_mode_supported_p): Enable NEON vector modes.
4562 (arm_mangle_map_entry): New.
4563 (arm_mangle_map): New.
4564 (arm_mangle_vector_type): New.
4565 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
4567 (TARGET_NEON): New macro. Target supports NEON.
4568 (fputype): Add FPUTYPE_NEON.
4569 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
4570 for vectorization based on command-line arg.
4571 (NEON_REGNO_OK_FOR_NREGS): Define.
4572 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
4573 (VALID_NEON_STRUCT_MODE): Define.
4574 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
4575 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
4576 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
4577 (consttable_16): Add pattern for outputting 16-byte minipool
4579 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
4581 (vec-common.md, neon.md): Include md files.
4582 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
4583 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
4584 (memory_constraint "Ut", "Un", "Us"): Define.
4585 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
4586 (MMX_char): New mode attribute.
4587 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
4588 (*add<mode>3_iwmmxt): New insn pattern.
4589 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
4590 (*sub<mode>3_iwmmxt): New insn pattern.
4591 (mulv4hi3): Rename to...
4592 (*mulv4hi3_iwmmxt): This.
4593 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
4594 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
4595 (uminv4hi3, uminv2si3): Remove. Replace with...
4596 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
4597 (*umin<mode>3_iwmmxt): These.
4598 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
4599 (ashr<mode>3_iwmmxt): This new pattern.
4600 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
4601 (lshr<mode>3_iwmmxt): This new pattern.
4602 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
4603 (ashl<mode>3_iwmmxt): This new pattern.
4604 * config/arm/neon-docgen.ml: New file. Generate documentation for
4606 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
4607 * config/arm/arm_neon.h: New (autogenerated).
4608 * config/arm/neon-testgen.ml: New file. Generate NEON tests
4610 * config/arm/neon.md: New file. Define NEON instructions.
4611 * config/arm/neon.ml: New file. Abstract description of NEON
4612 instructions, used to generate arm_neon.h header, documentation and
4614 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
4615 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
4617 * doc/extend.texi (ARM Built-in Functions): Rename and remove
4619 (ARM NEON Intrinsics): New subsection.
4620 * doc/arm-neon-intrinsics.texi: New (autogenerated).
4622 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
4624 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
4627 2007-07-24 Jan Hubicka <jh@suse.cz>
4629 * regclass.c (move_table): New type.
4630 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
4631 (init_move_cost): Break out from ...
4632 (init_reg_sets_1): ... here; simplify computation of
4633 have_regs-of_mode and contains_reg_of_mode.
4634 (record_reg_classes): Unswitch internal loops.
4635 (copy_cost): Trigger lazy initialization of move cost
4636 (record_address_regs): Likewise.
4638 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
4640 * config/darwin.c (darwin_override_options): Don't force on
4641 flag_var_tracking_uninit when no debug info is requested.
4643 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4645 * cfgloop.c (init_loops_structure): New function.
4646 (flow_loops_find): Create root of the loop tree unconditionally.
4648 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
4650 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
4652 2007-07-24 Jan Hubicka <jh@suse.cz>
4654 * caller-save.c: Include ggc.h, gt-caller-save.h
4655 (reg_save_code, reg_restore_code): Rename to ...
4656 (cached_reg_save_code, cached_reg_restore_code): ... those.
4657 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
4658 (reg_save_code, reg_restore_code): New functions.
4659 (init_caller_save): Do not intialize
4660 reg_save_code/reg_restore_code tables.
4661 * Makefile.in: (gt-caller-save.h): New.
4663 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
4665 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
4666 with the mode of the original operand instead of
4669 2007-07-23 Jan Hubicka <jH@suse.cz>
4671 * i386.c (ix86_secondary_memory_needed): Break out to...
4672 (inline_secondary_memory_needed): ... here.
4673 (ix86_memory_move_cost): Break out to ...
4674 (inline_memory_move_cost): ... here; add support for IN value of 2 for
4675 maximum of input and output; fix handling of Q_REGS on 64bit.
4676 (ix86_secondary_memory_needed): Microoptimize.
4678 2007-07-23 Sebastian Pop <sebpop@gmail.com>
4680 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
4681 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
4682 stmts_from_loop, known_dependences_p, build_rdg): New.
4683 * tree-data-ref.h: Depends on graphds.h.
4684 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
4685 (build_rdg): Declared.
4686 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
4688 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
4690 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
4693 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
4694 Jakub Jelinek <jakub@redhat.com>
4696 PR middle-end/PR28690
4697 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
4699 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
4700 and MEM_POINTER operands over REG and MEM operands.
4701 (swap_commutative_operands_p): Change return value to bool.
4702 * rtl.h: Update the corresponding prototype.
4703 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
4704 instead of gen_rtx_PLUS.
4705 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
4706 value to bool. Change function arguments to rtx's and update code
4708 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
4709 calls to match the new declaration.
4710 * simplify-rtx.c (simplify_associative_operation): Don't
4711 reorder simplify_binary_operation arguments.
4713 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4715 * config/mips/mips.c (override_options): Use mips_costs to derive
4716 the default branch cost.
4717 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
4719 * config/mips/mips.opt (mbranch-cost=): New option.
4720 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
4722 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4724 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
4725 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
4726 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
4727 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
4729 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4731 * config/mips/constraints.md (ks): New constraint.
4732 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
4733 (*add<mode>3_mips16): ...here.
4735 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
4737 * optabs.h (enum optab_index): Add new OTI_signbit.
4738 (signbit_optab): Define corresponding macro.
4739 (enum insn_code signbit_optab[]): Remove array.
4740 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
4741 (expand_copysign_absneg): If back end provides signbit insn, use it
4742 instead of bit operations on floating point argument.
4743 * builtins.c (enum insn_code signbit_optab[]): Remove array.
4744 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
4745 for availability of signbit insn.
4747 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
4748 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
4749 SSE mode is not active.
4750 (isinf<mode>2): Disable for mfpmath=sse,387.
4752 2007-07-22 Ben Elliston <bje@au.ibm.com>
4754 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
4756 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
4758 2007-07-20 Richard Guenther <rguenther@suse.de>
4760 * tree-cfg.c (verify_expr): COND_EXPRs can have any
4761 integral typed condition.
4762 * tree-ssa.c (useless_type_conversion_p): Do not preserve
4763 booleanness. Only preserve conversions from a non-base
4764 type to a base type, not in general between types with
4765 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
4766 * tree.def (COND_EXPR): Document that the condition
4767 can be of any integral type.
4769 2007-07-20 Nigel Stephens <nigel@mips.com>
4770 Richard Sandiford <richard@codesourcery.com>
4772 * config/mips/mips.h (mips_dwarf_regno): Declare.
4773 (DBX_REGISTER_NUMBER): Remove redundant brackets.
4774 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
4775 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
4776 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
4777 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4778 (REG_CLASS_NAMES): Update accordingly.
4779 * config/mips/mips.c (mips_dwarf_regno): New array.
4780 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4781 (mips_subword): Remove special handling for accumulator registers.
4782 (override_options): Initiailize mips_dwarf_regno. Remove use
4784 (mips_swap_registers): New function.
4785 (mips_conditional_register_usage): Swap accumulator registers
4786 around if TARGET_LITTLE_ENDIAN.
4787 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
4788 * config/mips/constraints.md (h, l): Use the endianness to choose
4789 between MD0_REG and MD1_REG.
4790 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
4791 alternative-dependent template.
4793 2007-07-20 Richard Sandiford <richard@codesourcery.com>
4795 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
4798 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4800 * function.c (thread_prologue_and_epilogue_insns): Fix exit
4801 predecessor fallthru flags.
4803 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4805 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
4806 of compare to the same type.
4807 * cfgloopmanip.c (add_loop): Update information about loop exits.
4808 (loop_version): Remove the innermost loop requirement.
4809 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
4810 to sizetype for pointers.
4812 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
4814 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
4815 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
4816 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
4818 * config/dfp-bit.c: Empty for TFmode conversions.
4820 2007-07-18 Caroline Tice <ctice@apple.com>
4822 * var-tracking.c (find_src_status): Check for COND_EXEC insns
4823 and handle them correctly; check that src is not NULL before
4825 (find_src_set_src): Likewise.
4827 2007-07-18 Bob Wilson <bob.wilson@acm.org>
4829 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
4830 (struct alignment_context, init_alignment_context): New.
4831 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
4832 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
4833 (XCHAL_HAVE_S32C1I): Likewise.
4834 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
4835 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
4836 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
4837 (ATOMIC, HQI): New macros.
4838 (memory_barrier, *memory_barrier): New.
4839 (sync_lock_releasesi): New.
4840 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
4841 (sync_lock_test_and_set<mode>): New.
4842 (sync_<atomic><mode>): New.
4843 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
4844 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
4845 (xtensa_expand_atomic): New.
4847 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4851 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
4852 transformation for builtin ISNORMAL.
4853 (expand_builtin): Handle BUILT_IN_ISNORMAL.
4854 * builtins.def (BUILT_IN_ISNORMAL): New.
4855 * doc/extend.texi: Document isnormal.
4857 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4861 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
4862 optabs infrastructure. Provide generic implementation for
4864 (expand_builtin): Handle FINITE/ISFINITE.
4865 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
4866 (fold_builtin_1): Likewise.
4868 * builtins.def (BUILT_IN_ISFINITE): New.
4870 * doc/extend.texi: Document isfinite.
4872 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4877 * builtins.c (expand_builtin_interclass_mathfn): Provide a
4878 generic fallback for isinf.
4879 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
4880 calculation code ...
4881 * real.c (get_max_float): ... to here.
4882 * real.h (get_max_float): New.
4884 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4888 * builtin-attrs.def (ATTR_TYPEGENERIC,
4889 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
4891 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
4892 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
4893 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
4894 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
4896 * c-common.c (handle_type_generic_attribute): New.
4897 (c_common_attribute_table): Add "type generic".
4899 * c-typeck.c (convert_arguments): Handle "type generic" functions.
4901 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
4903 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4904 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4907 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4910 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4911 checking that the operand is an expression.
4913 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4914 Danny Smith <dannysmith@users.sourceforge.net>
4917 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4918 file mapping object in local namespace if Windows version later
4921 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4923 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4924 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4925 arm_cannot_force_const_mem.
4926 (arm_cannot_force_const_mem): New function.
4927 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4928 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4929 of arm_tls_referenced_p.
4930 * config/arm/arm.md (movsi): Split out-of-section constants when
4931 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4932 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4934 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4936 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4938 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4940 * config/mips/mips.md (*extendqihi2): Convert the destination
4943 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4945 * config/pa/fptr.c: Update license header.
4946 * config/pa/milli64.S: Likewise.
4948 2007-07-17 Nick Clifton <nickc@redhat.com>
4950 * COPYING_v3: New file. Contains version 3 of the GNU General
4952 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4953 Lesser General Public License.
4954 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4955 the GNU General Public License.
4957 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4959 PR rtl-optimization/32773
4960 * cfglayout.c (force_one_exit_fallthru): New function.
4961 (cfg_layout_finalize): Use it.
4963 2007-07-16 Richard Guenther <rguenther@suse.de>
4964 Uros Bizjak <ubizjak@gmail.com>
4966 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4967 before forcing it to gimple operand.
4969 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4970 David Ung <davidu@mips.com>
4972 * config/mips/mips.h (TUNE_24K): Define.
4973 (TUNE_MACC_CHAINS): Add TUNE_24K.
4974 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4976 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4977 (r74k_int_madd): .. this new reservation.
4978 (define_bypass): Fixed bypasses for r74k_int_madd to use
4980 * config/mips/24k.md (define_bypass): Define new
4981 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4983 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4984 Nigel Stephens <nigel@mips.com>
4986 * config/mips/mips.md: Include 20kc.md.
4987 * config/mips/20kc.md: New file.
4988 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4989 (mips_adjust_cost): Tweak for 20Kc.
4990 (mips_issue_rate): Likewise.
4991 * config/mips/mips.h (TUNE_20KC): Define.
4993 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4995 * config/rs6000/rs6000.c (struct processor_cost): Add
4996 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4998 (*_cost): Add cache information.
4999 (rs6000_override_options): Set cache parameters.
5001 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5004 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
5005 * doc/install.texi (mips-sgi-irix6): pthread support works now.
5007 2007-07-16 Paul Brook <paul@codesourcery.com>
5010 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
5011 (cirrus_thumb2_movsi_insn): Ditto.
5013 2007-07-15 Geoffrey Keating <geoffk@apple.com>
5015 * config/rs6000/darwin-fallback.c (interpret_libc): Change
5018 2007-07-15 Andrew Haley <aph@redhat.com>
5020 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
5021 before looking in the context.
5023 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5027 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
5028 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
5029 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
5030 (pa_output_function_prologue): Use rp_saved and
5031 current_function_is_leaf to generate .CALLINFO statement.
5032 (hppa_expand_prologue): Set rp_saved.
5033 (hppa_expand_epilogue): Use rp_saved.
5034 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
5035 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
5037 2007-07-14 Dirk Mueller <dmueller@suse.de>
5039 * omega.c (coalesce): Fix memory leak on early exit.
5040 * matrix-reorg.c (check_allocation_function): Likewise.
5041 * tree-vect-transform.c (vect_get_new_vect_var): free result
5043 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5044 pass pointer to edge vector
5045 (partition_hot_cold_basic_blocks): Fix memory leak.
5046 * collect2.c (prefix_from_string): Free temporary storage.
5047 * reload1.c (fixup_abnormal_edges): Free sbitmap.
5049 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
5051 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
5052 (DO_GLOBAL_DTORS_BODY): Likewise.
5054 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
5055 Nigel Stephens <nigel@mips.com>
5057 * config/mips/mips.c (mips_classify_symbol): Don't return
5058 SYMBOL_SMALL_DATA for constant pool addresses if
5059 TARGET_EMBEDDED_DATA is true.
5061 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
5063 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
5064 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
5065 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
5066 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
5067 __builtin_ia32_storehps, __builtin_ia32_storelps,
5068 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
5069 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
5070 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
5071 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
5072 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
5073 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
5074 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
5075 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
5076 using def_builtin_const.
5078 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
5080 PR tree-optimization/32705
5081 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
5082 (simplify_binary_expression): Use SSA_VAL consistently.
5084 2007-07-13 David Edelsohn <edelsohn@gnu.org>
5086 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
5087 (SPEFSCR_REGNO): Delete definition.
5088 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
5089 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5090 * config/rs6000/rs6000.h: Do not define *_REGNO.
5091 LINK_REGISTER_REGNUM -> LR_REGNO.
5092 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5093 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
5094 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5095 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
5096 R_VRSAVE, R_VSCR. Use them.
5097 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
5098 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
5099 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
5100 * config/rs6000/aix.h: Define R_LR. Use it.
5102 2007-07-13 Caroline Tice <ctice@apple.com>
5104 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
5105 flag_var_tracking is explicitly turned off (i.e. when variable
5106 tracking is not feasible); otherwise, turn flag_var_tracking on when
5107 flag_var_tracking_uninit is on.
5108 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
5109 note definitions, to allow recording of initialization status in the
5111 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
5112 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
5113 determine if two note locations are equal.
5114 (output_loc_list): Don't output list entries whose start & end labels
5116 (reg_loc_descriptor): Add parameter for initialization status; pass it
5117 to other loc descriptor functions.
5118 (one_reg_loc_descriptor): Add parameter for initialization status;
5119 check its value and add DW_OP_GNU_uninit to returned loc descr if
5121 (multiple_reg_loc_descriptor): Add parameter for initialization
5123 pass init status argument to other loc descriptor functions; check
5124 value of intialization parameter and add DW_OP_GNU_uninit to returned
5125 loc descr if appropriate.
5126 (based_loc_descr): Add parameter for initialization status; add new
5127 variable for return value; check value of initialization parameter and
5128 add DW_OP_GNU_uninit to returned loc descr if appropriate.
5129 (concatn_mem_loc_descriptor): Add parameter for initialization status;
5130 pass init status argument to other loc descriptor functions; check
5131 value of intialization parameter and add DW_OP_GNU_uninit to returned
5132 loc descr if appropriate.
5133 (mem_loc_descriptor): Likewise.
5134 (concat_loc_descriptor): Likewise.
5135 (concatn_loc_descriptor): Likewise.
5136 (loc_descriptor): Add parameter for initialization status; pass it as
5137 argument to other loc descriptor function calls.
5138 (loc_descriptor_from_tree_1): Add appropriate initialization status
5139 to loc descriptor function calls.
5140 (add_location_or_const_value_attribute): Get initialization status
5141 from VAR_LOCATION note; add initialization status to loc descriptor
5143 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
5144 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
5145 status is uninitialized, add "[uninint]" to output.
5146 * common.opt (fvar-tracking-uninit): New option, similar to
5147 fvar-tracking, to turn on tracking of uninitialized variables; creates
5148 a new global flag, flag_var_tracking_uninit.
5149 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
5150 (enum var_init_status): New type, for var initialization status field.
5151 * var-tracking.c (struct location_chain_def): Two new fields, init,
5152 for initialization status, and set_src for the assignment value expr.
5153 (unshare_variable): New parameter for initialization status;
5154 initialize new init and set_src fields.
5155 (var_reg_set): New parameters for initialization status and value;
5156 pass them to set_variable_part.
5157 (var_mem_set): Likewise.
5158 (get_init_value): New function.
5159 (var_reg_delete_and_set): New initialization status & value
5160 parameters; add call to get_init_value if status is unknown; pass new
5161 parameters to clobber_variable_part and var_reg_set.
5162 (var_mem_delete_and_set): Likewise.
5163 (var_reg_delete): Pass null set_src value to clobber_variable_part.
5164 (var_mem_delete): Likewise.
5165 (variable_union): Pass status to unshare_variable; initialize new init
5166 and set_src fields. If flag_var_tracking_uninit is not set, force
5167 status to initialized.
5168 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
5169 used later to get the set_src value.
5170 (find_src_status): New function.
5171 (find_src_set_src): New function.
5172 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
5173 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
5174 MO_SET, get set_src value and pass it to var_reg_delete_and_set
5175 and var_mem_delete_and_set.
5176 (dump_variable): Print out "[uninit]" if appropriate.
5177 (set_variable_part): Add new initialization and set_src parameters;
5178 pass status to unshare_variable; set node->init and node- >set_src
5179 fields and modify slot in hash table appropriately; save the init and
5180 set_src values if appropriate and assign to the new node.
5181 (clobber_variable_part): New set_src parameter; if two nodes have
5182 same variable and same location but different set_src (assignment)
5183 values, clobber old node.
5184 (delete_variable_part): Pass init status to unshare_variable.
5185 (emit_note_insn_var_location): Add initialized var; assign var's init
5186 status to new 'initialized'; pass new init status field to calls to
5187 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
5188 status to initialized.
5189 (emit_notes_in_bb): Pass initialization status to calls to
5190 var_reg_set, var_mem_set, var_reg_delete_and_set and
5191 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
5192 var_reg_delete_and_set and var_mem_delete_and_set; call
5193 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
5194 make up for change in add_stores.
5195 (vt_add_function_parameters): Add status to calls to
5197 * config/darwin.c (darwin_override_options): Turn on uninitialized
5198 tracking automatically, if var_tracking is on and the system is
5201 2007-07-13 Sa Liu <saliu@de.ibm.com>
5203 * config.gcc: Add options for arch and tune on SPU.
5204 * config/spu/predicates.md: Add constant operands 0 and 1.
5205 * config/spu/spu-builtins.def: Add builtins for double precision
5206 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
5207 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
5209 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
5211 * config/spu/spu-protos.h: Add new function prototypes.
5212 * config/spu/spu.c (spu_override_options): Check options -march and
5214 (spu_comp_icode): Add comparison code for DFmode and vector mode.
5215 (spu_emit_branch_or_set): Use the new code for DFmode and vector
5217 (spu_const_from_int): New. Create a vector constant from 4 ints.
5218 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
5219 (spu_emit_vector_compare): New. Emit vector compare.
5220 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
5221 * config/spu/spu.h: Add options -march and -mtune. Define processor
5222 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
5223 CANONICALIZE_COMPARISON.
5224 * config/spu/spu.md: Add new insns for double precision compare
5225 and double precision vector compare. Add vcond and smax/smin patterns
5226 to enable DFmode vector conditional expression.
5227 * config/spu/spu.opt: Add options -march and -mtune.
5228 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
5229 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
5230 both CELL and CELLEDP targets: spu_testsv.
5231 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
5234 2007-07-13 Richard Guenther <rguenther@suse.de>
5236 PR tree-optimization/32721
5237 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
5238 TREE_THIS_VOLATILE on the folded reference.
5239 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
5240 if the array reference has TREE_THIS_VOLATILE set.
5242 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
5245 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
5247 2007-07-13 Andreas Schwab <schwab@suse.de>
5249 * gengtype-lex.l: Allow declarations to be indented.
5251 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5253 * ginclude/tgmath.h: New.
5254 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
5255 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
5256 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
5257 * configure: Regenerate.
5259 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5261 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
5262 correct index when setting register save state for xd
5265 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5267 * config/sh/sh.c (mark_use): Remove.
5269 2007-07-12 Paul Brook <paul@codesourcery.com>
5271 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
5272 reg does not overlap return value.
5274 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
5276 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
5277 (set_expression_vuses): Ditto.
5278 (init_pre): Initialize expression_vuses.
5280 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5282 * config/i386/sse.md (storentdf, storentsf): New.
5284 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5286 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
5288 * tree.c (build_decl_stat): Move code from here...
5289 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
5290 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
5291 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
5292 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
5293 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
5296 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5297 Devang Patel <dpatel@apple.com>
5299 PR tree-optimization/25413
5300 * targhooks.c (default_builtin_vector_alignment_reachable): New.
5301 * targhooks.h (default_builtin_vector_alignment_reachable): New.
5302 * tree.h (contains_packed_reference): New.
5303 * expr.c (contains_packed_reference): New.
5304 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
5305 (vect_enhance_data_refs_alignment): Call
5306 vector_alignment_reachable_p.
5307 * target.h (vector_alignment_reachable): New builtin.
5308 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
5309 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
5310 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
5312 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5314 * target.h (builtin_vectorization_cost): Add new target builtin.
5315 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
5316 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
5317 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
5318 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
5319 uninitialized variables.
5320 * tree-vect-transform.c (cost_for_stmt): New function.
5321 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
5322 using cost 1 for all scalar stmts. Be less conservative when
5323 estimating the number of prologue/epulogue iterations. Call
5324 targetm.vectorize.builtin_vectorization_cost. Return
5325 min_profitable_iters-1.
5326 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
5327 initialization cost instead of TARG_VEC_STMT_COST. Use
5328 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
5329 epilogue code. Fix epilogue cost computation.
5330 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
5331 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
5332 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
5333 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
5334 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
5335 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
5337 2007-07-12 Richard Guenther <rguenther@suse.de>
5339 * gimplify.c (gimplify_conversion): Make sure that the result
5340 from maybe_fold_offset_to_reference is trivially convertible
5341 to the desired type before doing the simplification.
5342 (gimplify_expr): Likewise.
5343 * fold-const.c (fold_binary): Use the correct types for
5344 building the simplified expression.
5346 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5348 PR rtl-optimization/32729
5349 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
5350 that fallthru to exit.
5352 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
5354 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
5355 (symDTPOFF2reg): Likewise.
5357 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
5359 PR tree-optimization/32663
5361 * tree.h (VALUE_HANDLE_VUSES): Remove.
5362 (struct tree_value_handle): Remove vuses.
5364 * tree-vn.c (create_value_handle_for_expr): Don't set
5367 * tree-ssa-pre.c (expression_vuses): New.
5368 (alloc_expression_id): Set up expression_vuses.
5369 (get_expression_vuses): New.
5370 (set_expression_vuses): Ditto.
5371 (clear_expression_ids): Modify for expression_vuses.
5372 (phi_translate_1): Ditto.
5373 (phi_translate_set): Ditto.
5374 (value_dies_in_block_x): Ditto
5375 (valid_in_sets): Ditto.
5376 (add_to_sets): Ditto.
5377 (find_existing_value_expr): Ditto.
5378 (create_value_handle_for_expr): Ditto.
5379 (make_values_for_stmt): Ditto.
5380 (vuse_equiv): Remove.
5382 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
5384 * Makefile.in (mostlyclean): Remove object files.
5386 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5388 * toplev.c (no_new_pseudos): Deleted.
5389 * rtl.h (no_new_pseudos): Deleted.
5390 * tree-pass.h (pass_no_new_pseudos): Deleted.
5391 * passes.c (pass_no_new_pseudos): Deleted.
5392 * final.c (rest_of_clean_state): Removed no_new_pseudos.
5393 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
5394 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
5396 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
5397 * rtlhooks.c (gen_lowpart_general): Ditto.
5398 * optabs.c (prepare_operand): Ditto.
5399 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
5401 * modulo-sched.c (rest_of_handle_sms): Ditto.
5402 * see.c (rest_of_handle_see): Ditto.
5403 * ifcvt.c (if_convert): Ditto.
5404 (gate_handle_if_after_combine): Replaced no_new_pseudos with
5406 * init-regs.c (gate_initialize_regs): Deleted set of
5408 * lower-subreg.c (decompose_multiword_subregs): Ditto.
5409 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
5410 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
5412 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5415 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
5416 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
5417 (*vec_extractv2di_1_rex64): New insn pattern.
5419 2007-07-11 David Daney <ddaney@avtrex.com>
5421 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
5422 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
5423 for SIGNAL_UNWIND_RETURN_COLUMN.
5424 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
5425 (DWARF_FRAME_REGNUM): Rewrite.
5426 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
5428 2007-07-11 Nick Clifton <nickc@redhat.com>
5430 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
5431 delta and use gen_int_mode in place of GET_INT instead.
5433 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5435 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
5438 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
5440 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
5441 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
5443 * params.h (VERIFY_CANONICAL_TYPES): Remove.
5444 (USE_CANONICAL_TYPES): New.
5445 * doc/invoke.texi (verify-canonical-types): Remove.
5446 (use-canonical-types): Add.
5448 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5450 * config/spu/spu.c (spu_optimization_options): Remove setting of
5451 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
5452 (spu_override_options): Move it here.
5454 2007-07-11 Richard Sandiford <richard@codesourcery.com>
5456 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
5457 * config/mips/mips.c (mips_cpu_info_table): Mention
5458 MIPS_ISA_LEVEL_SPEC in the comment.
5460 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5462 PR tree-optimization/32713
5463 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
5465 2007-07-11 Paolo Carlini <pcarlini@suse.de>
5468 * c-opts.c (c_common_post_options): Do not change flag_complex_method
5469 conditional to flag_isoc99.
5470 (c_common_init_options): Do it here, unconditionally.
5472 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5474 PR tree-optimization/32589
5475 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
5476 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
5477 * tree-ssa-propagate.c (valid_gimple_expression_p): New
5478 predicate, extracted from...
5479 (set_rhs): ...here. Call it for the expression on entry.
5480 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
5481 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
5482 (simplify_binary_expression): Use valid_gimple_expression_p
5483 to validate the simplification.
5484 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
5486 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
5488 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
5489 DWARF2_DEBUG on 32 bit target too.
5490 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
5492 2007-07-11 Nick Clifton <nickc@redhat.com>
5494 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
5495 version for 64-bit hosts.
5497 2007-07-10 David Daney <ddaney@avtrex.com>
5499 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
5501 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
5503 * config/mips/mips.c (mips_expand_synci_loop): New function.
5504 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
5505 (UNSPEC_RDHWR): Same.
5506 (UNSPEC_SYNCI): Same.
5507 (UNSPEC_SYNC): Same.
5508 (clear_cache): New expand.
5512 (clear_hazard): Same.
5513 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
5515 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
5516 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
5518 2007-07-10 Ian Lance Taylor <iant@google.com>
5520 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
5523 2007-07-10 David Daney <ddaney@avtrex.com>
5525 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
5526 * builtins.c (expand_builtin___clear_cache): New function.
5527 (expand_builtin): Call expand_builtin___clear_cache for
5528 BUILT_IN_CLEAR_CACHE case.
5529 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
5530 * doc/md.texi (clear_cache): Document new instruction pattern.
5531 * testsuite/gcc.dg/builtins-64.c: New test.
5533 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
5535 * config/cris/cris.md ("movsi"): Fix typo in last change.
5537 2007-07-09 Geoffrey Keating <geoffk@apple.com>
5540 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
5542 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
5543 * varasm.c (assemble_start_function): Honor DECL_ALIGN
5544 for FUNCTION_DECLs. Don't use align_functions_log if
5546 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
5547 even for FUNCTION_DECLs.
5548 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
5550 * tree.h (DECL_ALIGN): Update for new location of 'align'.
5551 (DECL_FUNCTION_CODE): Update for new location and name of
5553 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
5554 (struct tree_decl_common): Move 'align' and 'off_align' out
5555 of union, ensure they're still on a 32-bit boundary. Remove
5556 other fields in union 'u1'.
5557 (struct tree_function_decl): Add field 'function_code' replacing
5558 'u1.f' in tree_decl_common.
5559 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
5560 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
5561 (Variable Attributes): Cross-reference 'aligned' attribute
5562 to Function Attributes.
5563 * flags.h (force_align_functions_log): Delete.
5564 * toplev.c (force_align_functions_log): Delete.
5566 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
5569 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
5570 (*vec_concatv2di_rex): New insn pattern.
5572 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5575 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
5577 2007-07-10 Ian Lance Taylor <iant@google.com>
5579 Replace no_new_pseudos in backends.
5580 * rtl.h (can_create_pseudo_p): Define.
5581 * config/darwin.c (machopic_indirect_data_reference): Use
5582 can_create_pseudo_p () instead of no_new_pseudos.
5583 (machopic_indirect_data_reference): Likewise.
5584 (machopic_legitimize_pic_address): Likewise.
5585 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
5586 (alpha_emit_set_const_1): Likewise.
5587 (alpha_emit_set_const): Likewise.
5588 (alpha_emit_conditional_move): Likewise.
5589 (alpha_split_conditional_move): Likewise.
5590 * config/alpha/alpha.md (various splitters): Likewise.
5592 * config/arm/arm.c (legitimize_pic_address): Likewise.
5593 (arm_load_pic_register): Likewise.
5594 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
5595 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
5596 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
5597 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
5598 * config/cris/cris.md (movsi): Likewise.
5599 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
5600 (symGOTOFF2reg_hilo): Likewise.
5601 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
5602 * config/h8300/h8300.md (insv, extzv): Likewise.
5603 * config/i386/i386.c (ix86_expand_move): Likewise.
5604 (ix86_expand_vector_move): Likewise.
5605 (ix86_prepare_fp_compare_args): Likewise.
5606 (ix86_expand_carry_flag_compare): Likewise.
5607 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
5608 (tls_dynamic_gnu2_combine_32): Likewise.
5609 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
5610 * config/ia64/ia64.c (ia64_expand_move): Likewise.
5611 (ia64_expand_movxf_movrf): Likewise.
5612 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
5613 (m32c_split_move): Likewise.
5614 (m32c_expand_insv): Likewise.
5615 * config/m68k/m68k.md (movsi): Likewise.
5616 * config/mips/mips.c (mips_force_temporary): Likewise.
5617 (mips_split_symbol): Likewise.
5618 (mips_move_integer): Likewise.
5619 (mips_legitimize_const_move): Likewise.
5620 * config/mn10300/mn10300.md (movsi): Likewise.
5621 * config/pa/pa.c (emit_move_sequence): Likewise.
5622 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5623 (rs6000_got_register): Likewise.
5624 (create_TOC_reference): Likewise.
5625 (rs6000_machopic_legitimize_pic_address): Likewise.
5626 * config/rs6000/rs6000.md (add<mode>3): Likewise.
5627 (various splitters): Likewise.
5628 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
5629 (movsi_got): Likewise.
5630 * config/s390/s390.c (emit_symbolic_move): Likewise.
5631 * config/s390/s390.md (movhi, movqi): Likewise.
5632 (load_multiple, store_multiple): Likewise.
5633 * config/score/score.c (score_force_temporary): Likewise.
5634 * config/sh/sh.c (prepare_move_operands): Likewise.
5635 (prepare_cbranch_operands): Likewise.
5636 (emit_fpu_switch): Likewise.
5637 (fpscr_set_from_mem): Likewise.
5638 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
5639 (adddi3, subsi3): Likewise.
5640 (various splitters): Likewise.
5641 (divsi_inv_fp_combine): Likewise.
5642 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
5643 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
5645 * config/sh/predicates.md (xor_operand): Likewise.
5646 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
5647 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
5648 (movdi_pic_label_ref): Likewise.
5649 * config/spu/spu.c (spu_split_immediate): Likewise.
5650 * config/alpha/alpha.md (various splitters): Remove test
5651 !no_new_pseudos || reload_completed.
5652 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
5654 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5655 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5656 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5657 * config/score/score.c (th_output_mi_thunk): Likewise.
5658 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5659 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5661 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
5663 PR rtl-optimization/32664
5664 * mode-switching.c (create_pre_exit): Skip barrier insns.
5666 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5668 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
5669 force_gimple_operand_bsi.
5670 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
5671 rewrite_use_compare): Ditto.
5672 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
5674 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
5675 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
5676 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
5677 * tree-profile.c (prepare_instrumented_value,
5678 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5679 tree_gen_one_value_profiler, tree_gen_ic_profiler,
5680 tree_gen_ic_func_profiler, tree_gen_average_profiler,
5681 tree_gen_ior_profiler): Ditto.
5682 * tree-ssa-reassoc.c (negate_value): Ditto.
5683 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
5684 Use force_gimple_operand_bsi.
5685 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5686 * tree-if-conv.c (add_to_dst_predicate_list,
5687 find_phi_replacement_condition): Ditto.
5688 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
5689 Call mark_symbols_for_renaming for new statements.
5690 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
5692 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5694 * cfghooks.c (remove_edge): New function.
5695 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
5697 * cfghooks.h (remove_edge): Declare.
5698 * cfg.c (remove_edge): Renamed to remove_edge_raw.
5699 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
5701 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
5703 * optabs.h: Added declaration for signbit_optab.
5704 * optabs.c: (init_optabs): Added initialization for signbit_optab.
5705 * genoptinit.c (optabs): Added entry for signbit insns.
5706 * builtins.c (expand_builtin_signbit): Added code to use a signbit
5708 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
5709 * config/s390/s390.md (signbit<mode>2): New expander.
5711 2007-07-09 Richard Guenther <rguenther@suse.de>
5714 * fold-const.c (fold_plusminus_mult_expr): Move constant
5715 arguments second to allow decomposing.
5717 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
5720 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5722 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5723 Disregard DECL_FROM_INLINE.
5725 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5728 * doc/invoke.texi: Add ftree-reassoc flag.
5729 * common.opt (ftree-reassoc): New flag.
5730 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
5731 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
5733 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5735 PR tree-optimization/32681
5736 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
5737 saved in second_edge->aux when first_bb is a loop header.
5739 2007-07-09 Jan HUbicka <jh@suse.cz>
5741 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
5743 2007-07-09 Richard Guenther <rguenther@suse.de>
5745 * c-decl.c (start_function): Do not promote return type.
5747 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
5749 * function.c (do_warn_unused_parameter): Do not warn if
5750 TREE_NO_WARNING is set.
5752 2007-07-08 Andreas Schwab <schwab@suse.de>
5754 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
5756 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
5759 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5761 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5762 apply to assembly language, too.
5763 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5765 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
5767 Revert (note the sccvn portions are *not* reverted)
5768 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5770 Fix PR tree-optimization/23488
5772 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5774 * tree-flow-inline.h (get_value_handle): Ditto.
5775 * tree-ssa-pre.c (decl_vh_map): New.
5776 (decl_node_pool): New.
5777 (can_value_number_operation): Support DECL_P.
5778 (can_PRE_operation): Ditto.
5779 (create_expression_by_pieces): Ditto.
5780 (find_existing_value_expr): Modify to differnetiate between
5781 addressing and top level.
5782 (create_value_handle_for_expr): Handle DECL's.
5783 (poolify_tree): Ditto.
5784 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5785 (make_values_for_stmt): Handle DECL's properly.
5786 (init_pre): Reorg to not init useless things during FRE.
5788 * tree-flow.h: Include pointer-set.h.
5789 (decl_vh_map): Declare.
5790 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5792 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
5794 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
5795 the constraint description.
5796 * doc/md.texi: Update documentation of AVR constraints.
5798 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
5800 * auto-inc-dec.c, config/arm/arm.c,
5801 config/m32r/constraints.md, config/mips/mips.md,
5802 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
5803 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
5804 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
5805 typos. Follow spelling conventions.
5806 * doc/invoke.texi, doc/rtl.texi: Fix typos.
5808 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
5809 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
5811 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
5812 realloc_vuse): Remove.
5813 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
5816 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5818 Fix PR tree-optimization/23488
5820 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
5821 (try_to_simplify): Ditto.
5823 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5825 * tree-flow-inline.h (get_value_handle): Ditto.
5826 * tree-ssa-pre.c (decl_vh_map): New.
5827 (decl_node_pool): New.
5828 (can_value_number_operation): Support DECL_P.
5829 (can_PRE_operation): Ditto.
5830 (create_expression_by_pieces): Ditto.
5831 (find_existing_value_expr): Modify to differnetiate between
5832 addressing and top level.
5833 (create_value_handle_for_expr): Handle DECL's.
5834 (poolify_tree): Ditto.
5835 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5836 (make_values_for_stmt): Handle DECL's properly.
5837 (init_pre): Reorg to not init useless things during FRE.
5839 * tree-flow.h: Include pointer-set.h.
5840 (decl_vh_map): Declare.
5841 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5843 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5845 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5846 apply to assembly language, too.
5847 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5849 2007-07-06 Ian Lance Taylor <iant@google.com>
5850 Zack Weinberg <zackw@panix.com>
5853 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
5855 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5857 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
5858 (prefetch): Likewise if "pref" would be used.
5860 2007-07-06 Josh Conner <jconner@apple.com>
5864 * calls.c (store_one_arg): Handle arguments which are partially
5865 on the stack when detecting argument overlap.
5867 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
5869 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
5870 chosen during find_reloads.
5872 2007-07-06 Richard Guenther <rguenther@suse.de>
5874 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
5875 TYPE_ARG_TYPES for verification of argument types. Use
5876 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
5877 parameters as variable arguments.
5879 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
5881 * libgcc2.h (word_type): Type definition removed.
5882 (cmp_return_type, shift_count_type): Type definitions added.
5883 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5884 replaced with shift_count_type.
5885 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5887 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
5888 changed from word_type to Wtype.
5889 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5890 replaced with shift_count_type.
5891 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5893 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
5894 and libgcc_shift_count attribute added.
5895 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
5896 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
5897 (TARGET_INITIALIZER): New target hooks added.
5898 * targhooks.c (default_libgcc_cmp_return_mode,
5899 default_libgcc_shift_count_mode): Default implementations for the new
5901 * targhooks.h (default_libgcc_cmp_return_mode,
5902 default_libgcc_shift_count_mode): Function prototypes added.
5903 * target.h (struct gcc_target): Fields for the new target hooks added.
5904 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5906 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5909 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5910 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5912 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5913 s390_libgcc_shift_count_mode): Functions added.
5914 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5915 Target hooks defined.
5917 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5919 * config/mips/mips.c (compute_frame_size): Restore the original
5920 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5921 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5922 Document why the difference is needed.
5924 2007-07-06 Richard Guenther <rguenther@suse.de>
5926 * c-common.c (boolean_increment): Use correctly typed
5929 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5931 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5932 the topmost argument register is not also included in the save mask.
5933 (mips16e_collect_argument_save_p): Take a pointer to the argument
5934 register, rather than a pointer to the number of arguments.
5935 (mips16e_collect_argument_saves): Only include argument saves
5936 that aren't in the register mask.
5938 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5940 PR rtl-optimization/32450
5941 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5942 to ensure that instructions are not moved into the prologue when
5943 profiling is on. Remove unused prologue_end variable.
5944 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5945 as a scheduling barrier.
5947 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5950 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5951 Disregard DECL_FROM_INLINE.
5953 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5955 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5956 IORing with a constant.
5958 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5960 PR rtl-optimization/32475
5961 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5962 for every definition of the stack pointer.
5964 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5966 * arm.c (vfp3_const_double_index): Copy signed results of
5967 REAL_VALUE_TO_INT into unsigned vars.
5969 2007-07-05 Richard Guenther <rguenther@suse.de>
5972 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5974 * tree-ssa.c (useless_type_conversion_p): Check canonical
5977 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5979 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5980 zero_extendhisi2): Change to define_insn_and_split.
5981 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5983 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5985 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5986 pass_match_asm_constraints): New.
5987 * passes.c (init_optimization_passes): Add new pass.
5988 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5989 * function.h (struct function): Add has_asm_statement bit.
5990 (current_function_has_asm_statement): New.
5991 * tree-pass.h (pass_match_asm_constraints): New.
5993 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5995 * config/mips/mips.c (mips_file_start): Avoid declaration
5998 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6000 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
6002 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
6004 * rtl.def (NOTE): Change print format string to print
6005 operand 5 as a note insn name.
6007 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6008 David Ung <davidu@mips.com>
6010 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
6011 * doc/invoke.texi: (MIPS Options): Document them.
6013 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6014 David Ung <davidu@mips.com>
6016 Add support for SmartMIPS ASE.
6018 * optabs.c (expand_binop_directly): New, broken out from...
6019 (expand_binop): Here. Make it try rotating in the other
6020 direction even when the second operand isn't constant.
6021 * config/mips/mips.md (*lwxs): New.
6022 * config/mips/mips.opt (msmartmips): New.
6023 * config/mips/mips.c (mips_lwxs_address_p): New.
6024 (mips_rtx_costs): Make it recognize scaled indexed addressing.
6025 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6026 __mips_smartmips when compiling for TARGET_SMARTMIPS.
6027 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
6028 (ISA_HAS_LWXS): New.
6029 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
6030 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
6031 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
6032 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
6033 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
6034 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
6035 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
6037 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6039 * tree-vectorizer.c (new_loop_vec_info): Initialize
6040 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6041 * tree-vectorizer.h (_loop_vec_info): Added new filed
6042 min_profitable_iters.
6043 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
6044 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
6045 * tree-vect-analyze.c (vect_analyze_operations): Set
6046 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6047 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
6048 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
6049 Fix calculation of peel_iters_prologue. Move consideration of epilogue
6050 and prologue cost to after they are computed.
6051 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
6053 (vect_model_simple_cost): Takes additional argument dt. Consider cost
6054 of creating vectors from scalars according to dt.
6055 (vect_model_store_cost): Likewise.
6056 (vectorizable_call): Use dt array instead of scalar dt. Call
6057 vect_model_simple_cost with additional argument dt.
6058 (vectorizable_assignment): Likewise.
6059 (vectorizable_operation): Likewise.
6060 (vectorizable_type_demotion): Likewise.
6061 (vectorizable_type_promotion): Likewise.
6062 (vectorizable_store): Use dt array instead of scalar dt. Call
6063 vect_model_store_cost with additional argument dt.
6064 (vect_do_peeling_for_loop_bound): Don't call
6065 vect_estimate_min_profitable_iters. Instead, lookup
6066 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
6067 "may not be profitable".
6069 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6072 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
6073 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
6074 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
6075 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
6077 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
6079 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
6080 addressing modes cheaper.
6082 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
6084 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
6085 (dw_ranges_struct): Rename block_num to num. Adjust.
6086 (dw_ranges_by_label_struct): New.
6087 (ranges_by_label, ranges_by_label_allocated,
6088 ranges_by_label_in_use): New variables.
6089 (add_ranges_num): Factored most of the code out of...
6090 (add_ranges): ... this one. Rewrite in terms of the former.
6091 (add_ranges_by_labels): New.
6092 (output_ranges): Output by-label ranges.
6093 (dwarf2out_finish): Output range for multiple-section
6094 compile_unit. Output standard DW_AT_low_pc in addition to
6095 unexpected DW_AT_entry_pc.
6097 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
6099 PR tree-optimization/32604
6100 PR tree-optimization/32606
6102 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
6103 (compute_antic_safe): Removed.
6104 (ANTIC_SAFE_LOADS): Ditto.
6105 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
6106 (execute_pre): Don't call compute_antic_safe.
6107 (vuse_equiv): New function.
6108 (make_values_for_stmt): Use it
6109 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
6112 2007-07-04 Anatoly Sokolov <aesok@post.ru>
6115 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
6117 (avr_attribute_table): Make "naked" attribute apply to function types
6118 rather than to decls.
6119 (avr_handle_fntype_attribute): New function.
6121 2007-07-04 Joseph Myers <joseph@codesourcery.com>
6123 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
6126 2007-07-04 David Ung <davidu@mips.com>
6127 Joseph Myers <joseph@codesourcery.com>
6129 * config/mips/mips.md (type): Add logical, signext and move.
6130 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
6131 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
6132 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
6133 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
6134 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
6135 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
6136 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
6137 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
6138 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
6139 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
6140 movv2sf_hardfloat_64bit): Use the new types.
6141 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
6142 *movdf_softfloat, *movdf_mips16): Use "multi".
6143 (extendqihi2): Replace with a define_expand.
6144 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
6145 Based on extend<SHORT:mode><GPR:mode>2 patterns.
6146 * config/mips/74k.md (r74k_int_logical): New reservation and
6148 (r74k_int_arith): Remove "slt".
6149 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
6150 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
6151 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
6152 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
6153 reservations for "arith".
6155 2007-07-04 Richard Guenther <rguenther@suse.de>
6157 * tree-ssa.c (useless_type_conversion_p): Add handling for
6158 scalar float and vector types. Only call the types_compatible_p
6159 langhook for aggregate types as last resort. Follow the
6162 2007-07-04 Richard Guenther <rguenther@suse.de>
6164 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
6165 the same as NOP_EXPR.
6167 2007-07-04 Nick Clifton <nickc@redhat.com>
6169 * target.h (struct gcc_target): Add target_help field.
6170 * target-def.h (TARGET_HELP): New.
6171 (TARGET_INITIALIZER): Use TARGET_HELP.
6172 * opts.c (command_handle_option): Invoke target_help function, if
6173 defined, when the user has specified --target-help on the command
6175 * doc/invoke.texi: Mention that --target-help might print
6176 additional information.
6177 * doc/tm.texi: Document TARGET_HELP hook.
6179 * arm.c (TARGET_HELP): Override default definition.
6180 (arm_target_help): New - display a wrapped list of cores and
6181 architectures supported.
6183 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
6185 * config/v850/v850.c (expand_prologue): Make sure
6186 GEN_INT() argument is sign extended rather than zero extended.
6187 (expand_epilogue): Likewise.
6188 (output_move_double): Delete.
6189 * config/v850/v850-protos.h (output_move_double): Delete.
6190 * config/v850/v850.md (movdi): Delete.
6191 (*movdi_internal): Delete.
6193 (*movdf_internal): Delete.
6195 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6197 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
6198 unless compiling RTP PIC.
6200 2007-07-04 Richard Guenther <rguenther@suse.de>
6202 PR tree-optimization/32482
6203 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
6204 original ssa name if we didn't find a shift expression.
6205 Fix shift constant for bit zero test.
6207 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6209 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
6211 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6213 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
6214 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
6215 * config/arm/vxworks.h (ASM_SPEC): Delete.
6216 (SUBTARGET_EXTRA_ASM_SPEC): Define.
6218 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6220 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
6221 (DDR_REVERSED_P): New.
6222 * tree-data-ref.c (initialize_data_dependence_relation,
6223 build_classic_dist_vector): Set DDR_REVERSED_P.
6225 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6228 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
6229 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6230 init_omega_for_ddr_1): Use non conservative number of iterations
6232 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
6233 (analyze_siv_subscript): Remove FIXME and reinitialization of
6234 last_conflicts to chrec_dont_know.
6235 * testsuite/gfortran.dg/vect/pr32457.f90: New.
6237 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6239 * tree.c (maybe_canonicalize_argtypes): Improve description.
6241 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6243 * tree.c (maybe_canonicalize_argtypes): New.
6244 (build_function_type): Set canonical type.
6245 (build_method_type_directly): Ditto.
6246 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
6249 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6251 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
6253 (rewrite_use_nonlinear_expr): Likewise.
6255 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
6257 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
6259 2007-07-04 Ben Elliston <bje@au.ibm.com>
6261 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
6264 * c-objc-common.c (c_types_compatible_p): Fix indentation.
6266 * doc/tm.texi (Run-time Target): Capitalise "CPU".
6267 (Exception Handling): Likewise.
6269 2007-07-03 Jan Hubicka <jh@suse.cz>
6271 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
6273 2007-07-03 Eric Christopher <echristo@apple.com>
6275 * doc/cppopts.texi: Add conflicting option note to -dM.
6276 * doc/invoke.texi: Add note about possible conflicts with
6277 -E for -dCHARS and note that -dM will not produce
6278 any results if there is no machine dependent reorg.
6280 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6282 * tree.h (DECL_ALIGN): Back out previous change.
6284 2007-07-03 Joseph Myers <joseph@codesourcery.com>
6286 * configure.ac: Test for .dtprelword support on MIPS.
6287 * configure, config.in: Regenerate.
6288 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
6289 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6291 2007-07-03 Julian Brown <julian@codesourcery.com>
6293 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
6294 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
6295 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
6296 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
6298 (all_fpus): Add FPUTYPE_VFP3.
6299 (fp_model_for_fpu): Add VFPv3 field.
6300 (arm_rtx_costs_1): Give cost to VFPv3 constants.
6301 (vfp3_const_double_index): New function. Return integer index of
6302 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
6304 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
6305 and argument represents a valid RTX for a VFPv3 constant.
6306 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
6308 (vfp_emit_fstmd): Similar, for fstmd.
6309 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
6310 constants, represented as integer indices.
6311 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
6312 VFP_REGNO_OK_FOR_DOUBLE macros.
6313 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
6314 (arm_file_start): Set float-abi attribute for VFPv3, and output
6315 correct ".fpu" assembler directive.
6316 (arm_dbx_register_numbering): Add FIXME.
6317 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
6318 (fputype): Add FPUTYPE_VFP3.
6319 (FIXED_REGISTERS): Add 32 registers for D16-D31.
6320 (CALL_USED_REGISTERS): Likewise.
6321 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
6322 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
6323 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
6324 (D7_VFP_REGNUM): New.
6325 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
6326 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
6327 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
6328 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
6329 (REG_ALLOC_ORDER): Adjust for VFPv3.
6330 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
6331 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
6332 VFP_LO_REGS, VFP_HI_REGS.
6333 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
6334 (IS_VFP_CLASS): Define macro.
6335 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
6337 (REGISTER_MOVE_COST): Likewise.
6338 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
6339 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
6340 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
6341 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
6342 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
6343 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
6344 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
6345 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
6346 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
6347 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
6348 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
6349 where appropriate for single-word registers.
6350 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
6351 As above. Fix type attributes.
6352 * config/arm/constraints.md (register_contraint "t"): Define.
6353 (register_constraint "w"): Change to D0-D15, or D0-D31 for
6355 (register_constraint "x"): Define.
6356 (constraint "Dv"): Define.
6358 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6360 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
6362 2007-07-03 Tom Tromey <tromey@redhat.com>
6364 * c-parser.c (objc_pq_context): Removed.
6365 (objc_need_raw_identifier): Likewise.
6366 (c_parser) <objc_pq_context>: New field.
6367 <objc_need_raw_identifier>: Likewise.
6368 (OBJC_NEED_RAW_IDENTIFIER): Removed.
6369 (c_lex_one_token): Update.
6370 (c_parser_objc_protocol_definition): Update.
6371 (c_parser_objc_method_definition): Update.
6372 (c_parser_objc_methodproto): Update.
6373 (c_parser_declspecs): Update.
6375 2007-07-03 David Ung <davidu@mips.com>
6377 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
6379 2007-07-03 David Ung <davidu@mips.com>
6380 Richard Sandiford <richard@codesourcery.com>
6382 * doc/invoke.texi: Document -march=74kf3_2.
6383 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
6384 (TUNE_74K): Check for it.
6385 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
6386 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
6387 * config/mips/mips.md (cpu): Add 74kf3_2.
6388 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
6389 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
6390 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
6391 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
6392 74kf3_2 to the CPU list.
6393 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
6394 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
6395 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
6396 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
6397 (r74kf3_2_fxfer_from_c1): New insn reservations.
6399 2007-07-03 Richard Sandiford <richard@codesourcery.com>
6400 David Ung <davidu@mips.com>
6402 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
6403 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
6404 and 74k[fx]. Document aliases for the new options.
6405 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
6406 (PROCESSOR_24KF2_1): ...this.
6407 (PROCESSOR_24KX): Rename to...
6408 (PROCESSOR_24KF1_1): ...this.
6409 (PROCESSOR_74KF): Rename to...
6410 (PROCESSOR_74KF2_1): ...this.
6411 (PROCESSOR_74KX): Rename to...
6412 (PROCESSOR_74KF1_1): ...this.
6413 (TUNE_74K): Update PROCESSOR_* names.
6414 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
6415 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
6416 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
6417 (mips_rtx_cost_data): Update processor names in comments.
6418 (mips_issue_rate): Update PROCESSOR_* names.
6419 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
6420 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
6421 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
6422 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
6423 Update cpu attribute names.
6424 (r24k_fpu_iss): Rename this reservation to...
6425 (r24kf2_1_fpu_iss): ...this and update all uses.
6426 (r24kx_fpu_iss): Rename this reservation to...
6427 (r24kf1_1_fpu_iss): ...this and update all uses.
6428 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
6429 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
6430 Update cpu attribute names.
6432 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
6434 * config/m32r/constraints.md: New file.
6435 * config/m32r/m32r.c: Include tm-constrs.h.
6436 (small_data_operand): Use satisfies_constraint_* instead of macro.
6437 (addr24_operand, gen_compare): Likewise.
6438 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
6439 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
6440 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6441 EXTRA_CONSTRAINT): Likewise.
6442 * config/m32r/m32r.md: Include constraints.md.
6443 (*movsi_insn): Use satisfies_constraint_* instead of macro.
6444 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
6445 * config/m32r/predicates.md (conditional_move_operand): Likewise.
6446 (two_insn_const_operand, int8_operand, uint16_operand,
6447 reg_or_int16_operand, reg_or_uint16_operand,
6448 reg_or_cmp_int16_operand, cmp_int16_operand,
6449 seth_add3_operand): Likewise.
6451 2007-07-03 Eric Christopher <echristo@gmail.com>
6453 * libgcc2.h: Conditionally declare __bswapsi2 and
6456 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
6458 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
6461 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6464 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
6465 (__gthrw_pragma): Provide default definition.
6467 * gthr-posix.c (__gthrw_pragma): Define.
6469 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
6471 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
6472 before declaring inequality.
6474 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
6476 * combine.c (recog_for_combine): Log the success or failure of
6477 matching new insn patterns against the machine description in
6480 2007-07-03 Revital Eres <eres@il.ibm.com>
6482 * ddg.c (print_sccs): New function.
6483 (check_sccs): New function.
6484 (create_ddg_all_sccs): Use it.
6485 * ddg.h (print_sccs): Declare.
6486 * modulo-sched.c (sms_order_nodes): Call print_sccs.
6488 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
6490 * targhooks.h (default_mode_for_suffix): New function declaration.
6491 * targhooks.c (default_mode_for_suffix): New default target hook.
6492 * target.h (struct c): New structure in the targetm struct.
6493 (mode_for_suffix): New target hook as part of struct c.
6494 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
6495 default_mode_for_suffix.
6496 (TARGET_C): New define.
6497 * c-lex.c: Include "target.h".
6498 (interpret_float): Use targetm.c.mode_for_suffix to determine
6499 the mode for a given non-standard suffix.
6500 Makefile.in (c-lex.o): Depend on $(TARGET_H).
6502 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
6503 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
6505 * doc/extend.texi (Floating Types): New node. Document __float80 and
6506 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
6508 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6511 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
6512 predicate instead of target_operand.
6513 (divsi3_i1_media, divsi3_media_2): Likewise.
6515 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
6517 * tree.h (alias_sets_might_conflict_p): Rename into
6518 alias_sets_must_conflict_p.
6519 * alias.c (alias_sets_might_conflict_p): Likewise.
6520 (alias_sets_conflict_p): Use it.
6521 (objects_must_conflict_p): Likewise.
6522 * c-common.c (strict_aliasing_warning): Adjust.
6524 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6526 * rtlhooks.c (gen_lowpart_if_possible): Check for
6527 invalid subreg before calling gen_lowpart_SUBREG.
6529 2007-07-02 Geoffrey Keating <geoffk@apple.com>
6531 * config/darwin9.h: Add copyright notice.
6532 (LINK_COMMAND_SPEC): Add comment.
6533 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
6534 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
6535 DARWIN_LIBSYSTEM_HAS_UNWIND.
6537 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6540 * omp-low.c (check_combined_parallel): New function.
6541 (lower_omp_parallel): Call it via walk_stmts, set
6542 OMP_PARALLEL_COMBINED if appropriate.
6543 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
6544 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
6545 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
6546 don't consider it as combined parallel.
6548 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6550 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6551 (gcc_tooldir): Likewise.
6552 * configure: Regenerate.
6553 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6554 old configure.ac gcc_tooldir setting.
6555 (prefix_to_exec_prefix): New variable.
6556 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6557 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6559 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
6561 Fix PR tree-optimization/32583
6562 Fix PR tree-optimization/32584
6563 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
6564 (phi_translate_set): Use phi_translate directly now.
6565 (make_values_for_stmt): Don't value number RHS if we already know
6568 2007-07-02 Steve Ellcey <sje@cup.hp.com>
6569 Jim Wilson <wilson@specifix.com>
6572 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
6575 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
6576 Richard Sandiford <richard@codesourcery.com>
6577 Nigel Stephens <nigel@mips.com>
6579 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
6580 (mips16e_output_save_restore): Declare.
6581 (mips16e_save_restore_pattern_p): Likewise.
6582 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
6583 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
6584 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
6585 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
6586 (BITSET_P): New global macro, extracted from...
6587 (mips_for_each_saved_reg): ...here.
6588 (mips16e_save_restore_info): New struct.
6589 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
6590 (mips16e_save_restore_regs): New variable.
6591 (mips_split_plus, mips16e_find_first_register): New functions.
6592 (mips16e_mask_registers): New function.
6593 (compute_frame_size): Expand the commentary before the function.
6594 Enforce the MIPS16e save and restore register range restrictions.
6595 Pad the general register save area at the low end.
6596 (mips16e_save_restore_reg, mips16e_build_save_restore)
6597 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
6598 (mips16e_output_save_restore, mips16e_collect_propagate_value)
6599 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
6601 (mips_expand_prologue, mips_expand_epilogue): Handle
6602 GENERATE_MIPS16E_SAVE_RESTORE.
6603 * config/mips/mips.md (*mips16e_save_restore): New pattern.
6605 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
6607 PR tree-optimization/31966
6608 PR tree-optimization/32533
6609 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
6610 "basic_block" description as its third argument. Update function
6611 calls to get destination bb from "edge" argument. Save "cond" into
6612 aux field of the edge. Update prototype for changed arguments.
6613 (if_convertible_loop_p): Clear aux field of incoming edges if bb
6615 (find_phi_replacement_condition): Operate on incoming edges, not
6616 on predecessor blocks. If there is a condition saved in the
6617 incoming edge aux field, AND it with incoming bb predicate.
6618 Return source bb of the first edge.
6619 (clean_predicate_lists): Clean aux field of outgoing node edges.
6620 (tree_if_conversion): Do not initialize cond variable. Move
6621 variable declaration into the loop.
6622 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
6623 initializations of new_stmt, arg0 and arg1 variables.
6625 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6627 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
6628 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
6630 2007-07-02 Richard Guenther <rguenther@suse.de>
6632 * tree-ssa.c (useless_type_conversion_p): Document
6633 future intent as defining the middle-end type system.
6634 Re-structure to call langhook last, group by type class,
6635 mark questionable parts.
6637 2007-07-02 Richard Guenther <rguenther@suse.de>
6639 * tree-flow.h (types_compatible_p): Declare.
6640 * tree-ssa.c (types_compatible_p): New function.
6641 * ipa-type-escape.c (discover_unique_type): Use
6642 types_compatible_p instead of lang_hooks.types_compatible_p.
6643 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6644 * tree-vn.c (expressions_equal_p): Likewise.
6645 * tree.c (fields_compatible_p): Likewise.
6646 * tree-ssa-dom.c (avail_expr_eq): Likewise.
6647 (cprop_operand): Use useless_type_conversion_p instead of
6648 lang_hooks.types_compatible_p.
6649 * tree-inline.c (setup_one_parameter): Likewise.
6650 (declare_return_variable): Likewise.
6651 * tree-nrv.c (tree_nrv): Likewise.
6652 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6653 (maybe_fold_offset_to_component_ref): Likewise.
6654 (maybe_fold_offset_to_reference): Likewise.
6655 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6656 (merge_alias_info): Likewise.
6657 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6658 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
6659 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
6660 * tree-tailcall.c (find_tail_calls): Likewise.
6661 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
6662 * gimplify.c (canonicalize_addr_expr): Likewise.
6663 (fold_indirect_ref_rhs): Likewise.
6664 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
6665 (cpt_same_type): Likewise.
6666 (check_pointer_types_r): Swap parameters to cpt_same_type
6668 * fold-const.c (fold_convert): Revert fix for PR15988.
6669 * tree-inline.c (setup_one_parameter): Instead fix it here by
6670 using fold_build1 instead of fold_convert and checking for
6671 error_mark_node. Convert only if the conversion is necessary.
6673 2007-07-02 Joseph Myers <joseph@codesourcery.com>
6675 * configure.ac: Check for .gnu_attribute on Power.
6676 * configure: Regenerate.
6677 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
6678 attribute for floating-point ABI.
6680 2007-07-02 Ira Rosen <irar@il.ibm.com>
6682 PR tree-optimization/32230
6683 PR tree-optimization/32477
6684 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
6685 address is a constant.
6687 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6689 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
6690 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
6691 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
6692 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
6693 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
6694 64-bit targets. Add support for *-elfoabi*.
6695 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
6696 different settings if $(tm_defines) does not select the EABI.
6697 (MULTILIB_EXCLUSIONS): Define in those circumstances.
6698 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
6699 (MIPS_ARCH_OPTION_SPEC): Likewise.
6700 (MIPS_ISA_LEVEL_SPEC): Likewise.
6701 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
6702 * config/mips/elfoabi.h: New file.
6704 2007-07-02 Richard Guenther <rguenther@suse.de>
6706 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
6707 (useless_type_conversion_p): ... this.
6708 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
6709 (useless_type_conversion_p): ... this.
6710 * builtins.c (fold_builtin_memory_op): Rename
6711 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
6712 * tree-cfg.c (verify_expr): Likewise.
6713 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
6714 * tree-ssa-ccp.c (ccp_fold): Likewise.
6715 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6716 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
6717 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6718 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
6719 * tree-ssa-pre.c (eliminate): Likewise.
6720 * tree-ssa.c (delete_tree_ssa): Likewise.
6721 (tree_ssa_useless_type_conversion): Likewise.
6722 * tree.c (build2_stat): Likewise.
6724 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6726 Fix PR tree-optimization/32571
6727 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
6730 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6732 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
6733 and other expected operations explicitly, change default to
6736 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6738 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
6740 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
6741 (tls_load_dot_plus_eight): Move the label number into the unspec.
6742 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
6744 2007-07-01 Andreas Schwab <schwab@suse.de>
6746 * dwarf2out.c (initial_return_save): Define only if used.
6748 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6750 Unreverting Richard's Revert of:
6752 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6754 * dce.c (deletable_insn_p_1): New function, split out from...
6755 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6756 specially, not those inside PARALLELs. Remove BODY argument
6757 and adjust recursive call accordingly.
6758 (prescan_insns_for_dce): Update call to delete_insn_p.
6760 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
6761 Revital Eres <eres@il.ibm.com>
6763 * ddg.c (create_ddg_all_sccs): Fix missed
6764 initialization of scc_nodes.
6766 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
6769 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
6770 X + ~X to 1 only for INTEGRAL_TYPE_P type.
6772 2007-06-30 Joseph Myers <joseph@codesourcery.com>
6774 * configure.ac: Check for .gnu_attribute on MIPS.
6775 * configure, config.in: Regenerate.
6776 * config/mips/mips.c (mips_file_start): If supported, output
6777 attribute for floating-point ABI.
6779 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
6782 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
6783 (ffs_cmove): New expander to expand using ctz pattern.
6784 (*ffs_cmove): Remove pattern.
6785 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
6786 (ffsdi2): Expand using ctz pattern.
6787 (*ffs_rex64): Remove pattern.
6789 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6791 PR rtl-optimization/32296
6792 * pa.md (return): Delete pattern.
6793 (return_internal): Remove "(const_int 1)" from pattern.
6794 (epilogue): Use return_internal pattern for trivial returns.
6795 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
6796 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
6798 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6800 * tree-ssa-pre.c (is_exception_related): New function
6801 (can_value_number_operation): Use it.
6803 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6805 Fix PR tree-optimization/32540
6806 Fix PR tree-optimization/31651
6808 * tree-ssa-sccvn.c: New file.
6810 * tree-ssa-sccvn.h: Ditto.
6812 * tree-vn.c: Include tree-ssa-sccvn.h
6813 (val_expr_paid_d): Removed.
6814 (value_table): Ditto.
6815 (vn_compute): Ditto.
6816 (val_expr_pair_hash): Ditto.
6817 (val_expr_pair_expr_eq): Ditto.
6818 (copy_vuses_from_stmt): Ditto.
6821 (shared_vuses_from_stmt): Ditto.
6822 (print_creation_to_file): Moved up.
6823 (sort_vuses): Ditto.
6824 (sort_vuses_heap): Ditto.
6825 (set_value_handle): Make non-static.
6826 (make_value_handle): Ditto.
6827 (vn_add): Rewritten to use sccvn lookups.
6828 (vn_add_with_vuses): Ditto.
6829 (vn_lookup): Ditto (and second argument removed).
6830 (vn_lookup_with_vuses): Ditto.
6831 (vn_lookup_or_add): Ditto (and second argument removed);
6832 (vn_lookup_or_add_with_vuses): Ditto.
6833 (vn_lookup_with_stmt): New.
6834 (vn_lookup_or_add_with_stmt): Ditto.
6835 (create_value_handle_for_expr): Ditto.
6837 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
6838 (seen_during_translate): New function.
6839 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
6840 (phi_trans_add): Ditto.
6841 (constant_expr_p): FIELD_DECL is always constant.
6842 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
6843 Use constant_expr_p.
6844 Avoid infinite recursion on mutually valued expressions.
6845 Change callers of vn_lookup_or_add.
6846 (phi_translate): New function.
6847 (compute_antic_safe): Allow phi nodes.
6848 (create_component_ref_by_pieces): Update for FIELD_DECL change.
6849 (find_or_generate_expression): Rewrite slightly.
6850 (create_expression_by_pieces): Updated for vn_lookup_or_add
6852 Update VN_INFO for new names.
6853 (insert_into_preds_of_block): Update for new names.
6854 (add_to_exp_gen): New function.
6855 (add_to_sets): Use vn_lookup_or_add_with_stmt.
6856 (find_existing_value_expr): Rewrite to changed vn_lookup.
6857 (create_value_expr_from): Ditto, and use add_to_exp_gen.
6858 (try_look_through_load): Removed.
6859 (try_combine_conversion): Ditto.
6860 (get_sccvn_value): New function.
6861 (make_values_for_phi): Ditto.
6862 (make_values_for_stmt): Ditto.
6863 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
6865 (init_pre): Update for SCCVN changes.
6867 (execute_pre): Ditto.
6869 * tree-flow.h (make_value_handle): Declare.
6870 (set_value_handle): Ditto.
6871 (sort_vuses_heap): Ditto.
6872 (vn_lookup_or_add_with_stmt): Ditto.
6873 (vn_lookup_with_stmt): Ditto.
6874 (vn_compute): Remove.
6877 (vn_lookup): Update arguments.
6879 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
6881 (tree-ssa-sccvn.o): New.
6882 (OBJS-common): Add tree-ssa-sccvn.o
6884 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6887 * c-typeck.c (build_external_ref): Don't mark as used if called
6889 * calls.c (rtx_for_function_call): Likewise.
6891 2007-06-30 Richard Sandiford <richard@codesourcery.com>
6895 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6897 * dce.c (deletable_insn_p_1): New function, split out from...
6898 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6899 specially, not those inside PARALLELs. Remove BODY argument
6900 and adjust recursive call accordingly.
6901 (prescan_insns_for_dce): Update call to delete_insn_p.
6903 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6905 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6906 (try_combine): Move potential calls to undo_all() so they happen
6907 before we commit to using the combined insns.
6909 2006-06-30 Jan Hubicka <jh@suse.cz>
6911 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6914 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6916 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6917 (cgraph_remove_unreachable_nodes): Likewise.
6918 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6919 * ipa-inline.c (update_caller_keys): Cast according to the coding
6921 (cgraph_decide_recursive_inlining): Likewise.
6922 (cgraph_decide_inlining_of_small_function): Likewise.
6923 (try_inline): Likewise.
6924 (cgraph_decide_inlining_incrementally): Likewise.
6925 * ipa-pure-const.c (get_function_state): Likewise.
6926 (scan_function): Likewise.
6927 (analyze_function): Likewise.
6928 (static_execute): Likewise.
6929 * ipa-reference.c (scan_for_static_refs): Likewise.
6930 (merge_callee_local_info): Likewise.
6931 (analyze_function): Use type safe memory macros.
6932 (static_execute): Likewise. Cast according to the coding conventions.
6933 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6935 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6937 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6938 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6941 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6944 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6945 for complex modes (both int and real).
6947 2007-06-29 Jan Hubicka <jh@suse.cz>
6949 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6951 2007-06-29 Jan Hubicka <jh@suse.cz>
6954 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6957 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6960 * config/avr/avr.c: Include dataflow header file.
6961 (expand_prologue): Adjust for prologue insn change.
6962 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6965 2007-06-29 Richard Guenther <rguenther@suse.de>
6968 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6969 during type verification.
6971 2007-06-29 Jan Hubicka <jh@suse.cz>
6973 * recog.c (validate_change_rtx_1): Unshare TO argument.
6975 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6977 PR tree-optimization/24659
6978 * tree-vect-transform.c (vectorizable_call): Handle
6979 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6981 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6982 * config/i386/i386.c (enum ix86_builtins)
6983 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6984 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6986 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6987 const using def_builtin_const.
6988 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6989 input operands in the same modes as the result.
6990 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6992 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6994 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6995 (df_set_dead_notes_for_mw): Likewise.
6997 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6999 * c-common.c (pointer_int_sum): Do the negation in sizetype.
7001 2007-06-28 DJ Delorie <dj@redhat.com>
7003 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
7005 2007-06-28 Geoffrey Keating <geoffk@apple.com>
7007 * doc/invoke.texi (C++ Dialect Options): Document
7008 fvisibility-ms-compat.
7009 * c.opt (fvisibility-ms-compat): New.
7011 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7014 * tree-affine.c (aff_combination_add_elt): Handle
7015 pointer addition specially.
7017 2007-06-28 Jakub Jelinek <jakub@redhat.com>
7019 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
7020 decl is non-external for AIX ABI.
7022 2007-06-28 David Edelsohn <edelsohn@gnu.org>
7024 * config/rs6000/predicates.md (current_file_function_operand):
7025 Ensure the symbol is non-external for AIX ABI.
7027 2007-06-28 Nick Clifton <nickc@redhat.com>
7029 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
7030 (fdce, fdse, fpredictive-commoning): Likewise.
7032 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7035 * gcc.c (process_command): Recognize the new -static-libgfortran
7038 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
7041 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
7042 Use a call clobbered hard reg instead of a pseudo reg.
7044 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7046 * config/sh/sh.md (load_gbr): Use correct operand constraint.
7048 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7051 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
7052 REG_LIBCALL and REG_RETVAL notes.
7053 (divsi3, mulsi3): Likewise.
7054 (mulhisi3): Likewise. Use emit_libcall_block.
7055 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
7057 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
7059 PR rtl-optimization/32481
7060 * combine.c (adjust_for_new_dest): Rescan the changed insn.
7062 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7064 * dce.c (deletable_insn_p_1): New function, split out from...
7065 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7066 specially, not those inside PARALLELs. Remove BODY argument
7067 and adjust recursive call accordingly.
7068 (prescan_insns_for_dce): Update call to delete_insn_p.
7070 2007-06-27 Richard Guenther <rguenther@suse.de>
7073 * tree.h (fold_convertible_p): Declare.
7074 * fold-const.c (fold_convertible_p): New function.
7075 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
7076 instead of lang_hooks.types_compatible_p.
7078 2007-06-26 Jan Hubicka <jh@suse.cz>
7080 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
7081 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
7082 early use validate_unshare_change.
7083 (reload_combine): Likewise.
7084 * recog.c (change_t): New field unshare.
7085 (validate_change_1): Rename from validate_change; add argument unshare.
7086 (validate_change): Turn into wrapper of validate_change_1; update
7087 prototype for bools.
7088 (validate_unshare_change): New.
7089 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
7090 calls of df_insn_rescan.
7091 * recog.h (validate_change): Replace ints by bools.
7092 (validate_unshare_change): Declare.
7094 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7096 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
7098 2007-06-26 Steve Ellcey <sje@cup.hp.com>
7100 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
7102 2007-06-25 Jan Hubicka <jh@suse.cz>
7104 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
7106 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
7107 cgraph_decide_inlining_incrementally): Move uninlinability checks to
7108 places other call site specific checks are performed.
7110 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7113 * tree-vect-transform.c (vectorizable_operation): Convert
7114 POINTER_PLUS_EXPR over to PLUS_EXPR.
7116 2007-06-25 Chao-ying Fu <fu@mips.com>
7118 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
7119 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
7120 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7121 Document GET_MODE_IBIT, and GET_MODE_FBIT.
7123 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
7124 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7125 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
7126 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
7127 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
7128 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
7129 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
7130 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
7131 ALL_FIXED_POINT_MODE_P): New define.
7132 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7134 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
7136 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
7137 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7138 MODE_VECTOR_UACCUM): New mode classes.
7140 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
7141 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
7142 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
7145 * genmodes.c (struct mode_data): Add ibit and fbit fields.
7146 (blank_mode): Initialize ibit and fbit.
7147 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
7148 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7150 (new_adjust): Change required_class to required_class_from and
7151 required_class_to for testing within a range.
7152 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7153 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7155 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
7156 (make_fixed_point_mode): New.
7157 (_ADD_ADJUST): Change C to C1 and C2.
7158 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
7159 use a range for machine classes.
7160 (ADJUST_IBIT, ADJUST_FBIT): New.
7161 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
7163 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7164 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7165 Emit adjustment for ibit and fbit.
7166 (emit_mode_ibit, emit_mode_fbit): New.
7167 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
7169 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
7171 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
7172 as the source of the set.
7174 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
7176 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
7177 FP_REGNO_P): Use IN_RANGE.
7178 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
7179 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
7180 (DATA_REG_P): Use DATA_REGNO_P.
7181 (FP_REG_P): Use FP_REGNO_P.
7182 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
7183 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
7184 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
7186 2007-06-24 Jan Hubicka <jh@suse.cz>
7189 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
7191 2007-06-24 Sebastian Pop <sebpop@gmail.com>
7194 * fold-const.c (fold_binary): Strip nops of operand 0
7195 of BIT_NOT_EXPR before calling operand_equal_p.
7196 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
7197 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
7199 2007-06-23 Mark Mitchell <mark@codesourcery.com>
7201 * doc/extend.texi: Document that dllimport and dllexport imply
7203 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
7204 imported or exported declaration, including type declarations.
7205 * c-common.c (handle_visibility_attribute): Check for conflicts
7206 with dllimport/dllexport.
7207 (c_determine_visibility): Handle dllimport/dllexport as an
7208 explicit visibility atttribute.
7210 2007-06-23 Richard Guenther <rguenther@suse.de>
7212 PR tree-optimization/16876
7214 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
7216 * tree-inline.c (initialize_inlined_parameters): Do not call
7217 lang_hooks.tree_inlining.convert_parm_for_inlining.
7218 * cgraphbuild.c (initialize_inline_failed): Set inline failed
7219 reason for mismatched types.
7220 * gimplify.c (gimplify_call_expr): Verify the call expression
7221 arguments match the called function type signature. Otherwise
7222 mark the call expression to be not considered for inlining
7223 using CALL_CANNOT_INLINE_P flag.
7224 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
7225 edges call expression.
7226 (cgraph_decide_inlining_of_small_function): Likewise.
7227 (cgraph_decide_inlining): Likewise.
7228 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7230 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
7231 * c-typeck.c (c_convert_parm_for_inlining): Remove.
7232 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
7234 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
7235 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
7237 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7238 convert_parm_for_inlining member.
7240 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
7243 * arm.md (negscc): Match the correct operand for optimized LT0 test.
7244 Remove optimization for GT.
7246 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
7249 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
7251 (prescan_insns_for_dce): Add extra parameter.
7253 2007-06-23 Jan Hubicka <jh@suse.cz>
7256 * gimplify.c (mark_addressable): New function.
7257 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
7259 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7262 * expr.c (store_constructor): Do not clobber non-zeroed memory.
7264 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7267 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
7268 moves between MMX/SSE registers to at least 8 units to prevent
7269 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
7271 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7273 * config/i386/i386.c (override_options): Correct x86_sahf
7276 2007-06-21 David Daney <ddaney@avtrex.com>
7279 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
7280 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
7281 (exception_receiver): Renamed to ...
7282 (nonlocal_goto_receiver): ... this.
7284 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
7286 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
7287 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
7288 partial register accesses.
7290 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
7292 * fold-const.c (debug_fold_checksum): Move it under
7293 ENABLE_FOLD_CHECKING.
7295 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7298 * tree.h (debug_fold_checksum): Declared.
7299 * fold-const.c (build_fold_addr_expr_with_type_1): New.
7300 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
7301 build_fold_addr_expr_with_type_1.
7302 (fold_addr_expr, debug_fold_checksum): New.
7303 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
7304 (fold_unary, fold_comparison, split_address_to_core_and_offset):
7307 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7309 PR tree-optimization/19590
7310 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
7311 of scev is a constant.
7312 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
7314 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7316 * df-problems.c (df_note_bb_compute): Made computation of live
7317 info consistent with df_lr.
7319 2007-06-21 Richard Guenther <rguenther@suse.de>
7321 PR tree-optimization/32453
7322 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
7323 for pointer anti-range.
7325 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
7327 * config/i386/i386.c (processor_target_table): Increase maximum
7328 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
7331 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
7332 byte alignment if > 8 byte alignment is preferred.
7333 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7335 2007-06-21 Jakub Jelinek <jakub@redhat.com>
7337 PR tree-optimization/31866
7338 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
7339 if ASM_EXPR's input is not a SSA_NAME.
7342 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
7343 but decl is a global var, instead return decl.
7344 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
7345 even for is_global_var decls, if they are private in some outer
7348 2007-06-21 Richard Guenther <rguenther@suse.de>
7350 PR tree-optimization/32451
7351 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
7353 2007-06-21 Christian Bruel <christian.bruel@st.com>
7355 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
7356 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
7357 (push_regs): Changed saving order or banked registers.
7358 (sh_expand_epilogue): Likewise.
7359 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
7360 (FIRST_BANKED_REG): Likewise.
7361 (LAST_BANKED_REG): Likewise.
7362 * config/sh/sh.md (banked) New attribute.
7363 (in_delay_slot): Check banked attribute.
7365 2007-06-20 Sebastian Pop <sebpop@gmail.com>
7367 PR tree-optimization/32075
7368 * tree-data-ref.c (subscript_dependence_tester_1,
7369 analyze_miv_subscript, analyze_overlapping_iterations,
7370 add_distance_for_zero_overlaps, build_classic_dist_vector,
7371 subscript_dependence_tester_1, analyze_overlapping_iterations,
7372 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
7373 compute_affine_dependence, compute_all_dependences): Pass loop_nest
7374 to evolution_function_is_affine_multivariate_p.
7376 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7378 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
7380 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
7383 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
7385 * config/m32c/prologue.md (epilogue_exitd_16): New.
7386 (epilogue_reit_16): New.
7387 (epilogue_exitd): Rename to epilogue_exitd_24.
7388 (epilogue_reit): Rename to epilogue_reit_24.
7390 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
7391 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7393 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
7395 * haifa-sched.c (queue_to_ready): Don't requeue next insn
7396 if dbg_cnt (sched_insn) reaches the limit.
7397 (choose_ready): New parameter INSN_PTR and new return value.
7398 (schedule_block): Handle dbg_cnt (sched_insn). Handle
7399 the new return value from choose_ready.
7400 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
7401 (rest_of_handle_global_alloc): New global_alloc_at_func.
7403 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
7405 PR tree-optimization/25737
7406 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
7407 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
7408 * tree-flow.h (struct fieldoff): Add new field alias_set.
7409 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
7410 argument addressable_type. Set alias_set of fieldoff.
7411 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
7412 (create_overlap_variables_for): Pass alias_set from fieldoff to
7414 * alias.c (get_alias_set): Use alias_set from SFT if set.
7416 2007-06-20 Hui-May Chang <hm.chang@apple.com>
7418 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
7419 of a variable as an unsigned HOST_WIDE_INT integer.
7421 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
7423 PR rtl-optimization/32405
7424 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
7426 2007-06-20 Jakub Jelinek <jakub@redhat.com>
7428 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
7431 * builtins.c: Include diagnostic.h.
7432 (expand_builtin_expect): Make gcc_assert more permissive.
7433 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
7436 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
7440 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
7441 if ACCUMULATE_OUTGOING_ARGS.
7443 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7445 * config/m68hc11/m68hc11.c: Include dataflow header file.
7446 (m68hc11_reorg): Port to dataflow.
7448 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7450 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
7451 (struct df_problem.free_blocks_on_set_blocks): New field.
7452 (struct dataflow.optional_p): New field.
7453 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7454 (df_live_set_all_dirty): New function.
7455 * df-scan.c (df_scan_alloc): Initialize optional_p.
7456 (problem_SCAN): Initialize free_blocks_on_set_blocks.
7457 * df-core.c (df_set_blocks): Removed use of
7458 DF_FIRST_OPTIONAL_PROBLEM. Now uses
7459 df_problem.free_blocks_on_set_blocks to determine which blocks are
7461 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
7462 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
7463 uses dataflow.optional_p to determine if problem should be
7465 (rest_of_handle_df_initialize): Only start live problem if
7467 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7468 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
7469 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
7470 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
7471 problem_NOTE): Initialize free_blocks_on_set_blocks.
7472 (df_lr_bb_local_compute): Recompute luids if df_live problem is
7474 (df_live_set_all_dirty, df_note_alloc): New function.
7475 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
7477 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
7478 * postreload.c (reload_combine): Ditto.
7479 * cse.c (cse_extended_basic_block): Ditto.
7480 * regmove.c (mark_flags_life_zones): Ditto.
7481 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
7482 erase_matching_seqs): Ditto.
7483 * bt-load.c (compute_defs_uses_and_gen): Ditto.
7484 * integrate (allocate_initial_values): Ditto.
7485 * combine.c (reg_dead_at_p): Ditto.
7486 * resource.c (mark_target_live_regs): Ditto.
7487 * sched-rgn.c (check_live_1, update_live_1): Ditto.
7488 * config/sh/sh.c (find_r0_life_regions): Ditto.
7489 * global.c (rest_of_handle_global_alloc): Only add back df_live
7491 * local-alloc.c (rest_of_handle_local_alloc): Only remove
7493 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
7495 (if_convert): Make sure df_live is there at -O == 1.
7496 (pass_if_after_combine): Cleanup flags.
7497 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
7498 is there at -O == 1.
7500 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
7502 * config/arm/arm.c (arm_get_frame_offsets): Set
7503 offsets->locals_base to avoid negative stack size.
7504 (thumb1_expand_prologue): Assert on negative stack size.
7506 2007-06-19 Sebastian Pop <sebpop@gmail.com>
7508 PR tree-optimization/32367
7509 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
7510 of the chrec has no evolution in that loop.
7511 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
7513 2007-06-19 Bob Wilson <bob.wilson@acm.org>
7515 * config/xtensa/xtensa.c: Include "df.h".
7516 (xtensa_builtin_saveregs): Use adjust_address instead of
7518 (xtensa_va_start): Invoke make_tree with sizetype for
7519 expand_builtin_saveregs and then convert the result to a pointer.
7520 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
7521 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
7522 Subtract argument size from index value as integers and then use
7523 POINTER_PLUS_EXPR to add the result to the array address.
7525 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7528 * config/m32c/m32c.c: Include dataflow header file.
7529 (m32c_emit_prologue): Adjust for prologue insn change.
7530 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
7531 once inside a PARALLEL. Assume frame size passed in operand 0
7532 includes space to save the fb register.
7533 (prologue_enter_24): Likewise.
7534 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
7536 2007-06-19 David Daney <ddaney@avtrex.com
7539 * config/mips/mips.md (cprestore): Mark $gp as used.
7541 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7544 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
7545 (frv_ifcvt_modify_insn): Likewise.
7547 2007-06-19 Richard Guenther <rguenther@suse.de>
7549 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
7550 only handle positive offsets that fit in a HOST_WIDE_INT.
7552 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
7554 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
7555 result of rsqrt insn for zero input argument to avoid NaN.
7557 2007-06-19 Richard Guenther <rguenther@suse.de>
7560 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
7562 2007-06-19 Jakub Jelinek <jakub@redhat.com>
7564 PR tree-optimization/32353
7565 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
7567 2007-06-19 Nick Clifton <nickc@redhat.com>
7569 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
7571 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7574 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
7575 * config/i386/i386.c (assign_386_stack_local): Assert that
7576 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
7577 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
7578 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
7579 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
7581 2007-06-18 Steve Ellcey <sje@cup.hp.com>
7583 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
7585 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
7587 PR rtl-optimization/32321
7588 * gcse.c (replace_store_insn): Update the note before
7589 calling emit_insn_after.
7591 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7594 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
7596 * df-problems.c (df_note_bb_compute): Fix dumping info.
7598 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
7600 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
7601 insn with emit_jump_insn.
7603 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7605 PR tree-optimization/32383
7606 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
7607 * targhooks.h (default_builtin_reciprocal): Update prototype.
7608 * target.h (struct gcc_target): Update builtin_reciprocal.
7609 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
7610 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
7611 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
7612 when fndecl is in BUILT_IN_MD class.
7613 (execute_convert_to_rsqrt): Ditto.
7615 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
7616 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
7617 Convert BUILT_IN_SQRTF code only when md_fn is false.
7619 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
7621 * bt-load.c (move_btr_def): Fix the order of arguments
7622 to validate_replace_rtx.
7624 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
7626 * config/m68k/m68k-devices.def: Add 54450..54455.
7628 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
7630 PR rtl-optimization/32366
7631 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
7632 FLOAT_EXTEND]: Prevent non-scalar modes from entering
7635 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
7638 * modulo-sched (generate_reg_moves): Added rescan parameter and if
7639 this is true, rescan insn being modified.
7640 (sms_schedule): Added rescan parameter.
7641 (rest_of_handle_sms): Moved freeing of dominance info to before
7642 getting out of cfg_layout.
7644 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
7646 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
7647 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
7650 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
7651 FL_CF_EMAC from the entry for isac.
7653 * config/m68k/predicates.md (const_call_operand): Adjust comment.
7654 (const_sibcall_operand): New.
7655 (sibcall_operand): Use it.
7656 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
7657 (m68k_isas): ISAC does not imply FPU or EMAC.
7658 (override_options): Add ISA_C logic for symbolic jump & call.
7660 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7662 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
7663 return mode from the builtin itself.
7664 (sparc_fold_builtin): Fix cast of zero constant.
7666 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7668 * targhooks.c (default_builtin_reciprocal): New default target hook.
7669 * targhooks.h (default_builtin_reciprocal): Add prototype.
7670 * hooks.c (hook_tree_tree_bool_null): Remove hook.
7671 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
7672 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
7673 default_builtin_reciprocal.
7675 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7678 * hooks.c (hook_tree_tree_bool_null): New hook.
7679 * hooks.h (hook_tree_tree_bool_null): Add prototype.
7680 * tree-pass.h (pass_convert_to_rsqrt): Declare.
7681 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
7682 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
7683 and convert it to reciprocal a*rfunc(b).
7684 (execute_convert_to_rsqrt): New function.
7685 (gate_convert_to_rsqrt): New function.
7686 (pass_convert_to_rsqrt): New pass definition.
7687 * target.h (struct gcc_target): Add builtin_reciprocal.
7688 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
7689 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
7690 TARGET_BUILTIN_RECIPROCAL.
7691 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
7693 * config/i386/i386.h (TARGET_RECIP): New define.
7694 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
7695 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7696 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7697 and not optimizing for size.
7698 (*rcpsf2_sse): New insn pattern.
7699 (*rsqrtsf2_sse): Ditto.
7700 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
7701 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7702 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7703 and not optimizing for size.
7704 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
7705 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7706 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7707 and not optimizing for size.
7708 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
7709 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7710 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7711 and not optimizing for size.
7712 (*sse_rsqrtv4sf2): Do not export.
7714 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
7715 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7716 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7717 and not optimizing for size.
7719 * config/i386/i386.opt (mrecip): New option.
7720 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
7721 (ix86_emit_swsqrtsf): Ditto.
7722 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
7723 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
7725 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
7726 ix86_expand_unop1_builtin.
7727 (ix86_emit_swdivsf): New function.
7728 (ix86_emit_swsqrtsf): Ditto.
7729 (ix86_builtin_reciprocal): New function.
7730 (TARGET_BUILTIN_RECIPROCAL): Use it.
7731 (ix86_vectorize_builtin_conversion): Rename from
7732 ix86_builtin_conversion.
7733 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
7734 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
7735 "i386 and x86_64 Options" section.
7736 (Intel 386 and AMD x86_64 Options): Document -mrecip.
7738 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7739 Zdenek Dvorak <dvorakz@suse.cz>
7740 Richard Guenther <rguenther@suse.de>
7741 Kaz Kojima <kkojima@gcc.gnu.org>
7743 * tree-vrp.c (compare_values_warnv): Convert val2 to
7745 (extract_range_from_assert): Create
7746 POINTER_PLUS_EXPR for pointer types.
7747 (extract_range_from_binary_expr): Handle
7748 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
7750 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
7751 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
7752 POINTER_PLUS_EXPR as PLUS_EXPR.
7753 (number_of_iterations_lt_to_ne):
7754 For pointer types, use sizetype when
7755 creating MINUS_EXPR/PLUS_EXPRs.
7756 (assert_loop_rolls_lt): For pointer types, use sizetype when
7757 creating MINUS_EXPR/PLUS_EXPRs.
7758 (number_of_iterations_le): Likewise.
7759 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
7760 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
7761 like PLUS_EXPR and MINUS_EXPR.
7762 * tree-pretty-print.c (dump_generic_node): Handle
7764 (op_prio): Likewise.
7765 (op_symbol_1): Likewise.
7766 * optabs.c (optab_for_tree_code): Likewise.
7767 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
7769 * tree-tailcall.c (process_assignment): Mention
7770 POINTER_PLUS_EXPR in a TODO comment.
7771 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
7772 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
7773 not used with a pointer and an integer type.
7774 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
7775 increment using chrec_convert_rhs instead of chrec_convert.
7776 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
7777 PLUS_EXPR except for the right hand side's type will be
7779 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
7780 (fold_used_pointer_cast): Kill.
7781 (pointer_offset_p): Kill.
7782 (fold_used_pointer): Kill.
7783 (pointer_used_p): Kill.
7784 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
7785 call fold_used_pointer.
7786 (instantiate_parameters_1): Convert the increment
7787 using chrec_convert_rhs instead of chrec_convert.
7788 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
7789 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
7790 instead of PLUS_EXPR.
7791 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
7792 PLUS_EXPR for pointers.
7793 (std_gimplify_va_arg_expr): Likewise.
7794 (fold_builtin_memory_op): Likewise.
7795 (fold_builtin_strstr): Likewise.
7796 (fold_builtin_strchr): Likewise.
7797 (fold_builtin_strrchr): Likewise.
7798 (fold_builtin_strpbrk): Likewise.
7799 (expand_builtin_memory_chk): Likewise.
7800 (fold_builtin_memory_chk): Likewise.
7801 (std_expand_builtin_va_start): Use
7802 sizetype for the call to make_tree and then convert
7803 to the pointer type.
7804 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
7805 instead of PLUS_EXPR for adding to a pointer.
7806 (std_gimplify_va_arg_expr): Use fold_build2 for
7807 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
7808 the operands to sizetype first and then cast the BIT_AND_EXPR
7809 back to the pointer type.
7810 * fold-const.c (build_range_check): Handle pointer types
7812 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
7813 of PLUS_EXPR's. Make sure the offset is converted to
7815 (try_move_mult_to_index): Strip the NOPs from the offset.
7816 Remove code argument and replace all uses with PLUS_EXPR.
7817 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
7818 specially. Don't use a pointer type for MINUS_EXPR.
7819 (fold_unary): Handle for (T1)(X op Y),
7820 only p+ as that is the only as that can be handled for
7821 binary operators now.
7822 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
7824 <case PLUS_EXPR>: Add folding of PTR+INT into
7826 Don't call try_move_mult_to_index.
7827 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
7828 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
7829 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
7830 Don't call try_move_mult_to_index.
7831 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
7832 (tree_expr_nonzero_p): Likewise.
7833 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
7834 of PLUS_EXPR for the complex expression folding.
7835 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
7836 first chrec is a pointer type, then the second should
7837 be sizetype and not the first's type.
7838 For POINTER_PLUS_EXPR, use a different right hand side type.
7839 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7840 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
7841 different right hand side type.
7842 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7843 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
7844 instead of PLUS_EXPR.
7845 When either operand is zero, convert the other operand.
7846 (chrec_apply): Use chrec_convert_rhs
7847 on the argument x instead of chrec_convert.
7848 (reset_evolution_in_loop): For pointer types, the new_evol
7850 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
7851 different right hand side type.
7852 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7853 (chrec_convert_rhs): New function.
7854 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
7855 different right hand side type.
7856 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7857 * tree-chrec.h (chrec_convert_rhs): New prototype.
7858 (build_polynomial_chrec): For pointer types, the right hand
7859 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
7860 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
7861 Remove subtraction case as it is always addition now.
7862 Make sure the offset is converted to sizetype.
7863 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
7864 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
7865 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
7866 PLUS_EXPR in pointer type.
7867 Handle POINTER_PLUS_EXPR.
7868 (tree_to_aff_combination): Likewise.
7869 (force_expr_to_var_cost): Likewise.
7870 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
7871 instead of PLUS_EXPR for pointers.
7872 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
7873 instead of PLUS_EXPR of pointer types.
7874 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
7876 (check_va_list_escapes): Likewise.
7877 (check_all_va_list_escapes): Likewise.
7878 * dwarf2out.c (loc_descriptor_from_tree_1):
7879 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
7880 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
7881 (string_constant): Likewise.
7882 * tree-ssa-address.c (tree_mem_ref_addr): When adding
7883 the offset to the base, use POINTER_PLUS_EXPR.
7884 (add_to_parts): Convert the index to sizetype.
7885 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
7886 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
7887 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
7888 Offset only holds something for PLUS_EXPR.
7889 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
7891 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
7893 (analyze_accesses_for_modify_stmt): Likewise.
7894 Remove comment about the type being integral type as it is
7896 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
7898 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
7900 Correct the type which the artimentic is done in (is now
7903 * tree-data-ref.c (split_constant_offset): Handle
7905 * tree-affine.c (tree_to_aff_combination): Likewise.
7906 * c-typeck.c (build_unary_op): For pointers create the increment
7907 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7909 * gimplify.c (gimplify_self_mod_expr): Create a
7910 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7911 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7912 * tree.def (POINTER_PLUS_EXPR): New tree code.
7913 * tree-predcom.c (ref_at_iteration): If we have a pointer
7914 type do the multiplication in sizetype.
7915 * tree-mudflap.c (mf_xform_derefs_1): Create a
7916 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7917 * tree-ssa-forwprop.c
7918 (forward_propagate_addr_into_variable_array_index):
7919 Don't expect there to be a cast for the index as that
7920 does not exist anymore.
7921 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7922 instead of PLUS_EXPR.
7923 Don't check for the first operand of the POINTER_PLUS_EXPR
7924 was the index as it cannot be.
7925 Call forward_propagate_addr_into_variable_array_index with
7926 the SSA_NAME instead of the statement.
7927 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7928 (compare_constant): Likewise.
7929 (copy_constant): Likewise.
7930 (compute_reloc_for_constant): Likewise.
7931 (output_addressed_constants): Likewise.
7932 (initializer_constant_valid_p): Likewise.
7933 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7934 Convert the MIN/MAX of the inner type to the outer
7935 type before comparing them.
7936 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7937 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7938 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7939 of PLUS_EXPR for pointers.
7940 * tree-inline.c (estimate_num_insns_1): Handle
7942 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7943 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7944 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7945 instead of PLUS_EXPR for the pointer increment statement.
7946 (vect_update_ivs_after_vectorizer): For pointer types, create
7947 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7948 MULT_EXPR in sizetype.
7949 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7951 * tree-object-size.c (plus_expr_object_size): Handle
7952 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7953 code which is trying to figure out which side is a pointer and
7955 (check_for_plus_in_loops_1): Likewise.
7956 (check_for_plus_in_loops): Likewise.
7957 * c-common.c (pointer_int_sum): Create a
7958 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7959 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7960 only POINTER_PLUS_EXPR. Removing all the extra
7961 code which is trying to figure out which side is a pointer and
7963 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7964 PLUS_EXPR and MINUS_EXPR.
7965 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7967 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7968 with make_tree, instead of a pointer type.
7969 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7970 for pointers instead of PLUS_EXPR.
7971 (s390_gimplify_va_arg): Likewise.
7972 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7973 instead of PLUS_EXPR when doing addition on pointer
7974 types. Use sizetype for the second operand.
7975 (spu_gimplify_va_arg_expr): Likewise.
7976 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7977 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7978 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7979 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7980 for the pointer addition and also use size_int/sizetype
7982 (ix86_gimplify_va_arg): Likewise.
7983 Perform BIT_AND_EXPR on sizetype arguments.
7984 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7985 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7986 for the pointer additions and also use size_int for the offsets.
7987 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7988 additions and also use size_int for the offsets. Perform
7989 BIT_AND_EXPR on sizetype arguments.
7990 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7991 POINTER_PLUS_EXPR for pointers and create the
7992 BIT_AND_EXPR in sizetype.
7993 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7994 instead of PLUS_EXPR for pointer addition.
7995 (rs6000_va_start): Likewise.
7996 Also use sizetype for the offset.
7997 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7998 as PLUS_EXPR/MINUS_EXPR.
7999 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
8000 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
8001 Don't use BIT_AND_EXPR on a pointer type, convert the
8002 expression to sizetype first.
8003 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
8005 (mips_gimplify_va_arg_expr): Likewise.
8006 Don't create BIT_AND_EXPR in a pointer type.
8008 2007-06-15 Eric Christopher <echristo@apple.com>
8010 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
8011 (x86_64-*-darwin*): Ditto.
8012 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
8015 2007-06-15 Matthew Wilcox <matthew@wil.cx>
8017 * doc/extend.texi: Document behavior of __attribute__((aligned))
8020 2007-06-15 Mark Mitchell <mark@codesourcery.com>
8022 * rtlanal.c (note_stores): Improve documentation.
8024 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
8026 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
8027 LOCAL_LABEL_PREFIX): Delete.
8028 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
8029 (bfin_internal_label): Delete.
8031 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
8033 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
8034 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
8035 otherwise define to LIBGCC2_TF_CEXT.
8036 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
8037 (LIBGCC_TF_CEXT): Ditto.
8040 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
8042 PR rtl-optimization/32339
8043 * df-scan.c (df_uses_record): Don't modify flags but just add to
8044 it for df_ref_record.
8046 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8048 * tree-mudflap.c: Fix whitespace issues.
8050 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
8052 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
8054 2007-06-14 Eric Christopher <echristo@apple.com>
8056 * config/i386/sse.md (movdi_to_sse): Rewrite body.
8057 (movv4sf): Use gcc_unreachable instead of abort.
8059 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8062 * config/i386/sfp-machine.h (CMPtype): New define.
8063 (mach stubs): Use CMPtype instead of int as a return type.
8065 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8067 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
8068 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
8069 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
8070 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
8071 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
8072 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
8073 config/soft-fp/soft-fp.h: Update from glibc CVS.
8075 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
8077 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
8079 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8082 * config/v850/v850.c: Include dataflow header file.
8083 (substitute_ep_register): Fix typo.
8085 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8087 * configure.ac: Fix earlier checkin.
8088 * configure: Regenerated.
8090 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8092 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
8093 * aclocal.m4: Regenerate.
8094 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
8095 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
8096 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
8097 * configure: Regenerate.
8098 * Makefile.in (LOOSE_WARN): Subst loose_warn.
8100 * Makefile.in (quickstrap): Build libgcc too.
8102 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8104 * configure.ac: Add --enable-checking=df. Explicitly mention that
8105 the variables are initialized as for "release".
8106 * df-core.c: Use it.
8107 * configure: Regenerate.
8108 * config.in: Regenerate.
8110 2007-06-14 Bob Wilson <bob.wilson@acm.org>
8112 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
8113 validate_replace_rtx instead of replace_rtx.
8114 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
8116 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
8118 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
8119 (DWARF2_UNWIND_INFO): Override default if configured with
8121 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
8122 (ENDFILE_SPEC): Add crtend.o.
8123 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
8124 (ENDFILE_SPEC): Add crtend.o.
8125 (TARGET_USE_JCR_SECTION): Define.
8126 (MD_UNWIND_SUPPORT): Define for 32-bit target.
8128 * config/i386/cygming-crtbegin.c: New file.
8129 * config/i386/cygming-crtend.c: New file.
8131 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
8133 * config/i386/w32-unwind.h: New file.
8135 2007-06-13 Eric Christopher <echristo@apple.com>
8137 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
8138 the user set a value below STACK_BOUNDARY.
8140 2007-06-13 Thiemo Seufer <ths@networkno.de>
8142 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
8143 imply -lpthread for -pthread.
8145 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8147 * basic-block.h: Remove the prototype for
8148 free_basic_block_vars.
8149 * cfglayout.h: Remove the prototype for
8150 insn_locators_initialize.
8151 * tree.h: Remove the prototype for emit_line_note.
8153 * tree-ssa-pre.c (mergephitemp): Remove.
8154 (init_pre): Don't use mergephitemp.
8156 2007-06-13 Eric Christopher <echristo@apple.com>
8158 * config/i386/i386.c (override_options): If we've specified
8159 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
8161 2007-06-13 Bob Wilson <bob.wilson@acm.org>
8163 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
8166 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8168 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
8169 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
8170 (eh_store_handler): New pattern.
8171 (eh_return): Emit it instead of a plain move.
8173 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
8175 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
8176 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
8177 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
8180 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8182 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
8183 (find_next_insn_start, find_load): New functions.
8184 (bfin_reorg): Use them to deal with the fact that parallel insns are
8185 no longer represented as a SEQUENCE.
8187 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8189 * config/sparc/sparc.c (sparc_override_options): Initialize
8192 2007-06-13 Dave Korn <dave.korn@artimi.com>
8194 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
8197 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8199 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
8200 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
8201 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
8202 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
8203 tree-vect-transform.c: Fix comment typos. Follow spelling
8206 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8208 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
8209 to the exit block use set.
8210 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
8211 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
8212 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
8214 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8216 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
8217 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
8218 to indicate an error.
8219 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
8221 (dbg_cnt_process_opt): Print an error on a bad argument.
8222 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
8223 * common.opt (-fdbg-cnt-list): New.
8224 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
8226 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
8228 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
8229 flag on ref-all pointers.
8231 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8234 * expr.c (expand_expr_addr_expr_1): Call expand_expr
8235 for the offset with the modifier as EXPAND_INITIALIZER
8236 if the modifier is EXPAND_INITIALIZER.
8237 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
8238 a register if we had an overflow.
8240 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8242 * real.c (real_isfinite): New.
8243 (real_sqrt): Use it.
8244 * real.h (real_isfinite): New.
8245 * builtins.c: Use it.
8247 2007-06-12 Ian Lance Taylor <iant@google.com>
8248 Daniel Berlin <dberlin@dberlin.org>
8251 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
8252 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
8253 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
8254 (DECL_NO_TBAA_P): Define.
8255 (struct tree_decl_common): Add no_tbaa_flag field.
8256 * tree-ssa-structalias.c (struct variable_info): Add
8257 no_tbaa_pruning field.
8258 (new_var_info): Initialize no_tbaa_pruning field.
8259 (unify_nodes): Copy no_tbaa_pruning field.
8260 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8261 (dump_solution_for_var): Print no_tbaa_pruning flag.
8262 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
8264 (compute_tbaa_pruning): New static function.
8265 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
8266 Call compute_tbaa_pruning.
8267 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
8268 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8269 * gimple-low.c (lower_stmt): Likewise.
8270 * tree-gimple.c (is_gimple_stmt): Likewise.
8271 * tree-ssa-operands.c (get_expr_operands): Likewise.
8272 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8273 * tree-inline.c (estimate_num_insns_1): Likewise.
8274 (copy_result_decl_to_var): Likewise.
8275 * expr.c (expand_expr_real_1): Likewise.
8276 * tree-pretty-print.c (dump_generic_node): Likewise.
8277 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
8278 * omp-low.c (omp_copy_decl_2): Likewise.
8279 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
8280 * doc/c-tree.texi (Expression trees): Document
8281 CHANGE_DYNAMIC_TYPE_EXPR.
8283 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8285 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
8286 with !HONOR_NANS and !HONOR_INFINITIES.
8287 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
8289 2007-06-12 Tristan Gingold <gingold@adacore.com>
8291 * gcov.c: Comments updated.
8292 (source_info): Add file_time field.
8293 (source_index): New variable.
8294 (mutiple_files): New variable.
8295 (generate_results): New function extracted from process_file.
8296 (process_file): Save and restore chain of functions, generate
8297 results and free structures only if not merging results.
8298 (release_structures): File names are now freed in create_file_names
8299 (create_file_names): Free previous file names.
8300 (find_source): File date is now read here and modifications in
8301 source files is checked here.
8302 (read_graph_file): Only reverse order of functions for the current
8304 (make_gcov_file_name): Do not generate long names if input_name is
8306 (output_lines): If merging results do not display graph, data and
8308 Checking source file modification is done in find_source.
8310 * doc/gcov.texi: Append an s to sourcefile.
8312 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
8314 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
8315 (forced_nop): New pattern.
8316 * config/bfin/bfin.c: Include "df.h".
8317 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
8318 (bfin_discover_loop): Use df_get_live_in instead of
8319 global_live_at_start.
8320 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
8321 df_analyze when done.
8322 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
8323 the insns. Use QImode for the final insn in a bundle. Call
8324 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
8326 (reorder_var_tracking_notes): New function.
8327 (bfin_reorg): Pass no argument to split_all_insns. Don't call
8328 update_life_info. Call df_analyze after scheduling and bundle
8329 generation. Call reorder_var_tracking_notes if generating these
8330 notes. Call df_finish_pass at the end.
8332 2007-06-12 Dirk Mueller <dmueller@suse.de>
8334 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
8335 a comparison, not an assignment.
8337 2007-06-12 Olivier Hainque <hainque@adacore.com>
8339 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
8340 Request walking the subtrees only, leaving the current is_lhs/val_only
8342 (convert_non_local_reference): Likewise.
8344 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
8346 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
8348 2007-06-12 Richard Guenther <rguenther@suse.de>
8350 PR tree-optimization/15353
8351 PR tree-optimization/31657
8352 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
8353 * timevar.def: Add TV_TREE_IFCOMBINE.
8354 * tree-pass.h (pass_tree_ifcombine): Declare.
8355 * tree-ssa-ifcombine.c: New file.
8356 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
8357 * tree-flow.h (blocks_in_phiopt_order): Declare.
8358 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
8359 (tree-ssa-ifcombine.o): New dependencies.
8361 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8363 PR rtl-optimization/32293
8364 * combine.c (simplify_if_then_else): Truncate return from
8365 nonzero_bits() to correct mode.
8367 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8369 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
8370 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
8372 2007-06-11 Diego Novillo <dnovillo@google.com>
8374 * Makefile.in (reload1.o-warn): Remove.
8376 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
8378 * combine.c (subst): Use reg_overlap_mentioned_p
8379 instead of comparing register numbers directly.
8381 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8383 * reload1.c (mark_home_live_1): Use the mode parameter.
8385 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8387 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
8388 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
8392 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
8394 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
8396 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8398 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
8399 from integer registers.
8400 (FP mode splitters): Handle TFmode.
8402 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
8404 * tree-ssa-structalias.c (find_what_p_points_to): Return false
8405 for ref-all pointers that point-to anything.
8407 2007-06-11 Joseph Myers <joseph@codesourcery.com>
8409 * config/arm/arm.c (arm_output_dwarf_dtprel,
8410 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
8412 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
8414 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
8415 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
8418 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
8420 * tree.c (signed_or_unsigned_type_for): New.
8421 (unsigned_type_for): Use signed_or_unsigned_type_for.
8422 (signed_type_for): Use signed_or_unsigned_type_for.
8423 * tree.h (signed_or_unsigned_type_for): New.
8424 (get_signed_or_unsigned_type): Remove.
8425 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
8426 lang_hooks.types.signed_type
8427 (size_diffop): Likewise.
8428 (all_ones_mask_p): Likewise.
8429 (build_range_check): Likewise.
8430 (fold_cond_expr_with_comparison): Likewise.
8431 (fold_cond_expr_with_comparison): Likewise.
8432 (unextend): Likewise.
8433 (extract_muldiv_1): Likewise.
8434 (fold_single_bit_test_into_sign_test): Likewise.
8435 (fold_binary): Likewise.
8436 (fold_ternary): Likewise.
8437 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
8438 instead of get_signed_or_unsigned_type.
8439 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
8440 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8441 * expr.c (signed_or_unsigned_type_for): Use
8442 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
8443 * langhooks.c (get_signed_or_unsigned_type): Remove.
8444 (lhd_signed_or_unsigned_type): Remove.
8445 * langhooks.h (lang_hooks_for_types): Remove signed_type and
8446 signed_or_unsigned_type.
8447 (lhd_signed_or_unsigned_type): Remove.
8448 * expmed.c (make_tree): Use signed_type_for instead of
8449 lang_hooks.types.signed_type.
8450 * c-common.c (same_scalar_type_ignoring_signedness): Use
8451 c_common_signed_type instead of lang_hooks.types.signed_type.
8452 (c_common_unsigned_type): New.
8453 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
8454 (shorten_compare): Use c_common_unsigned_type instead of
8455 c_common_signed_or_unsigned_type.
8456 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
8458 * convert.c (convert_to_integer): Use signed_type_for instead of
8459 lang_hooks.types.signed_type.
8460 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8461 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
8462 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
8463 * c-format.c (check_format_types): Use c_common_unsigned_type
8464 instead of unsigned_type_for.
8465 * c-decl.c (groakdeclarator): Likewise.
8466 * c-typeck.c (convert_for_assignment): Likewise.
8467 * c-common.h (c_common_unsigned_type): New.
8469 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8472 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
8473 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
8475 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8478 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
8479 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
8481 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
8482 Sebastian Pop <sebpop@gmail.com>
8484 * lambda-code.c (remove_iv): New.
8485 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
8487 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
8489 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
8490 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
8491 * tree-ssa-loop-prefetch.c: Include optabs.h.
8492 (FENCE_FOLLOWING_MOVNT): New macro.
8493 (struct mem_ref): Add independent_p and storent_p fields.
8494 (record_ref): Initalize the new fields.
8495 (gather_memory_references_ref): Return true if the reference
8497 (gather_memory_references): Check whether all memory accesses
8498 in loop were recorded.
8499 (should_issue_prefetch_p): Return false for nontemporal stores.
8500 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
8501 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
8502 (determine_loop_nest_reuse): Detect independent memory references.
8503 (loop_prefetch_arrays): Call mark_nontemporal_stores.
8504 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
8505 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
8506 * config/i386/i386.h (x86_mfence): Declare.
8507 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
8508 * config/i386/i386.c (x86_mfence): New variable.
8509 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
8511 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
8512 * optabs.c (init_optabs): Initialize storent_optab.
8513 * optabs.h (enum optab_index): Add OTI_storent.
8514 (storent_optab): Declare.
8515 * genopinit.c (optabs): Add initialization for storent_optab.
8516 * tree.h (MOVE_NONTEMPORAL): New macro.
8517 * expr.c (expand_assignment, store_expr, store_constructor_field,
8518 store_constructor, store_field, expand_expr_real_1): Propagate
8519 nontemporality of the expanded store.
8520 (emit_storent_insn): New function.
8521 * expr.h (expand_assignment, store_expr): Declaration changed.
8522 * function.c (assign_parm_setup_reg): Pass false as nontemporality
8523 to expand_assignment.
8524 * stmt.c (expand_asm_expr): Ditto.
8525 * calls.c (initialize_argument_information): Pass false as
8526 nontemporality to store_expr.
8527 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
8530 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8532 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
8534 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
8536 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8538 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
8539 and allow DECL_P here.
8541 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
8543 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
8544 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
8545 track of the size of the expression.
8546 * cfghooks.c (merge_blocks): Remove block from loops structure only
8547 after call of the merge_blocks hook.
8549 2007-06-09 Tom Tromey <tromey@redhat.com>
8551 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
8552 (deprecated_state): Removed.
8553 (start_decl): Update.
8554 (enum deprecated_states): Moved earlier.
8555 (groktypename): Update.
8556 (push_parm_decl): Likewise.
8557 (grokfield): Likewise.
8558 (start_function): Likewise.
8560 2007-06-09 Ian Lance Taylor <iant@google.com>
8562 PR tree-optimization/32169
8563 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
8564 CONVERT_EXPR, check whether min and max both converted to an
8565 overflow infinity representation.
8567 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
8569 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
8570 not inserted on the edge.
8572 2007-06-08 Bob Wilson <bob.wilson@acm.org>
8574 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
8575 instructions if they are supported.
8576 (__divsi3, __umodsi3, __modsi3): Likewise.
8577 (__ashldi3, __ashrdi3, __lshrdi3): New.
8578 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
8580 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
8581 Tony Linthicum <tony.linthicum@amd.com>
8583 * doc/invoke.texi: Add fvect-cost-model flag.
8584 * common.opt (fvect-cost-model): New flag.
8585 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
8586 cost fields in stmt_vec_info struct for STMT.
8587 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
8588 fields in stmt_vec_info struct and access functions for the same.
8589 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
8590 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
8591 load, store and vector to scalar operation.
8592 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
8593 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
8594 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
8595 (TARG_VEC_STORE_COST): Define cost of vector store.
8596 (vect_estimate_min_profitable_iters): Define new function.
8597 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
8598 check to evaluate if loop iterations are less than minimum profitable
8599 iterations determined by cost model or minimum vect loop bound defined
8600 by user, whichever is more conservative.
8601 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
8602 run-time check to evaluate if loop iterations are less than minimum
8603 profitable iterations determined by cost model or minimum vect loop
8604 bound defined by user, whichever is more conservative.
8605 (vect_estimate_min_profitable_iterations): New function to estimate
8606 mimimimum iterartions required for vector version of loop to be
8607 profitable over scalar version.
8608 (vect_model_reduction_cost): New function.
8609 (vect_model_induction_cost): New function.
8610 (vect_model_simple_cost): New function.
8611 (vect_cost_strided_group_size): New function.
8612 (vect_model_store_cost): New function.
8613 (vect_model_load_cost): New function.
8614 (vectorizable_reduction): Call vect_model_reduction_cost during
8616 (vectorizable_induction): Call vect_model_induction_cost during
8618 (vectorizable_load): Call vect_model_load_cost during analysis phase.
8619 (vectorizable_store): Call vect_model_store_cost during analysis phase.
8620 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
8621 vectorizable_promotion, vectorizable_demotion): Call
8622 vect_model_simple_cost during analysis phase.
8624 2007-06-08 Simon Baldwin <simonb@google.com>
8626 * reg-stack.c (get_true_reg): Readability change. Moved default case
8627 label into direct switch statement scope.
8629 2007-06-08 Simon Baldwin <simonb@google.com>
8631 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
8632 in gcc_assert() with '==' comparison.
8634 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8636 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
8637 TARGET_ABM handling of x86_popcnt variable.
8639 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8641 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
8642 __builtin_copysignq and __builtin_infq built-in functions.
8644 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8646 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
8647 SSE4.2 section. Correct built-in function names in SSE4A section.
8649 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8651 PR tree-optimization/32243
8652 * tree-vect-transform.c (vectorizable_type_promotion): Move check
8653 for ncopies after ratio check between nunits_out and nunits_in.
8654 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
8656 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
8658 PR tree-optimization/32224
8659 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
8660 vectorization upon a non GIMPLE_MODIFY_STMT.
8662 2007-06-08 Christian Bruel <christian.bruel@st.com>
8665 * config/sh/sh.md (doloop_end): New pattern and splitter.
8666 * loop-iv.c (simple_rhs_p): Check for hardware registers.
8668 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
8671 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
8673 (verify_dominators): Do not change dominance tree.
8675 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
8677 * config/sh/constraints.md: New file.
8678 * config/sh/sh.c: Include tm-constrs.h.
8679 (reg_class_from_letter): Remove.
8680 (prepare_cbranch_operands): Use satisfies_constraint_*
8681 function instead of macro.
8682 (andcosts, broken_move, sh_secondary_reload): Likewise.
8683 * config/sh/predicates.md (trapping_target_operand): Likewise.
8684 (and_operand, arith_operand, arith_reg_or_0_operand,
8685 cmp_operand, logical_operand, target_operand,
8686 ua_address_operand, ua_offset, xor_operand): Likewise.
8687 * config/sh/sh.md: Include constraints.md.
8688 (*movsicc_t_false): Use satisfies_constraint_* function
8690 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
8691 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
8692 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
8693 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
8694 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
8695 (REG_CLASS_FROM_CONSTRAINT): Remove.
8696 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
8697 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
8698 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
8699 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
8700 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
8701 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
8702 function instead of macro.
8703 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
8704 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
8705 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
8706 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
8707 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
8708 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
8709 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
8710 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
8711 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
8712 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
8713 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
8714 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
8715 EXTRA_CONSTRAINT_STR): Likewise.
8716 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
8718 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8720 * config/i386/darwin.h (STACK_BOUNDARY): Define.
8722 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
8725 * c-common.h (flag_cpp0x): Replaced by...
8726 (cxx_dialect): ... this new variable specifying the C++ dialect that
8728 * c-common.c (flag_cpp0x): Removed.
8729 (cxx_dialect): Defined.
8730 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
8732 * c-opts.c (c_common_post_options): Likewise.
8733 (set_std_cxx98): Set cxx_dialect to cxx98.
8734 (set_std_cxx0x): Set cxx_dialect to cxx0x.
8736 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8737 Hui-May Chang <hm.chang@apple.com>
8739 * doc/invoke.texi (Darwin Options): Update documentation for
8740 -mmacosx-version-min.
8741 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
8742 * config/darwin-driver.c: New file.
8743 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
8744 * config/t-darwin (darwin-driver.o): New rule.
8746 * config/darwin-c.c (version_as_macro): Ignore low digit.
8748 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
8750 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
8751 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
8752 (CSGNMODE): New mode macro.
8753 (CSGNVMODE): New mode attribute.
8754 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
8755 expander using CSGNMODE mode macro. Handle TFmode.
8756 (copysign<mode>3_const): Rename from copysignsf3_const and
8757 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
8759 (copysign<mode>3_var): Rename from copysignsf3_var and
8760 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
8762 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
8763 mode macro. Handle TFmode.
8764 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
8765 (iortf3, *iortf3): Ditto.
8766 (xortf3, *xortf3): Ditto.
8767 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
8768 TFmode and TImode masks.
8769 (ix86_expand_copysign): Expand TFmode copysign insn.
8770 (IX86_BUILTIN_INFQ): New.
8771 (IX86_BUILTIN_FABSQ): Ditto.
8772 (IX86_BUILTIN_COPYSIGNQ): Ditto.
8773 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
8774 [__builtin_fabsq]: Ditto.
8775 [__builtin_copysignq]: Ditto.
8776 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
8777 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
8778 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
8779 ix86_expand_binop_builtin().
8781 2007-06-07 Bob Wilson <bob.wilson@acm.org>
8783 * config/xtensa/lib1funcs.asm: Clean up whitespace.
8785 2007-06-07 Steve Ellcey <sje@cup.hp.com>
8788 * rtl.h (push_to_sequence2): New.
8789 * emit-rtl.c (push_to_sequence2): New.
8790 * function.c (assign_parm_data_all): Add new fields.
8791 (assign_parm_setup_block): Call push_to_sequence2 instead of
8793 (assign_parm_setup_reg): Ditto.
8794 (assign_parm_setup_stack): Ditto.
8795 (assign_parms_unsplit_complex): Ditto.
8796 (assign_parms): Change field name.
8798 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
8800 PR tree-optimization/32220
8801 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
8802 phi node is reached before defining statement.
8804 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8807 * tree-vect-transform.c (vectorizable_call): Call update_stmt
8808 after changing the right hand side of the assignment.
8810 2007-06-06 Eric Christopher <echristo@apple.com>
8812 * config.gcc (i?86-*-darwin*): Remove arch parameter.
8813 (x86_64-*-darwin*): Ditto.
8814 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
8815 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8817 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8819 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
8821 (add_key): Likewise.
8822 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
8823 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
8825 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
8827 (add_cost_one_coalesce): Likewise.
8828 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
8829 variable names. Rename orig to orig_name for consistency.
8830 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
8832 (cprop_into_successor_phis): Avoid using C++ keywords as variable
8834 (record_equivalences_from_stmt): Likewise.
8835 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
8836 the coding conventions.
8837 (memory_ssa_name_same): Likewise.
8838 (dse_optimize_stmt): Likewise.
8839 (dse_record_phis): Likewise.
8840 (dse_finalize_block): Likewise.
8841 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
8842 keywords as variable names.
8843 (may_move_till): Cast according to the coding conventions.
8844 (force_move_till_expr): Avoid using C++ keywords as variable names.
8845 (force_move_till): Cast according to the coding conventions.
8846 (memref_hash): Likewise.
8847 (memref_eq): Likewise.
8848 (gather_mem_refs_stmt): Likewise.
8849 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
8850 using C++ keywords as variable names.
8851 (idx_find_step): Cast according to the coding conventions.
8852 (idx_record_use): Likewise.
8853 (find_depends): Likewise.
8854 (prepare_decl_rtl): Likewise.
8855 (mbc_entry_hash): Likewise.
8856 (mbc_entry_eq): Likewise.
8857 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
8858 (simplify_replace_tree): Avoid using C++ keywords as variable names.
8859 (idx_infer_loop_bounds): Cast according to the coding conventions.
8860 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
8861 * tree-ssa-math-opts.c (occ_new ): Likwise.
8862 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
8864 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
8866 (add_use_op): Likewise.
8867 (add_vop): Likewise.
8868 (add_vuse_op): Likewise.
8869 (add_vdef_op): Likewise.
8870 (get_expr_operands): Likewise.
8871 (push_stmt_changes): Use type safe memory macros.
8872 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
8873 keywords as variable names.
8874 (conditional_replacement): Likewise.
8875 (minmax_replacement): Likewise.
8876 (abs_replacement): Likewise.
8877 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
8879 (insert_fake_stores): Avoid using C++ keywords as variable names.
8880 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
8882 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
8883 (heapvar_insert): Use type safe memory macros.
8884 (new_var_info): Cast according to the coding conventions.
8885 (new_constraint): Likewise.
8886 (remove_preds_and_fake_succs): Use type safe memory macros.
8887 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
8889 (thread_single_edge): Likewise.
8890 (thread_through_loop_header): Likewise.
8892 2007-06-06 Eric Christopher <echristo@apple.com>
8894 * config/i386/i386.c (override_options): Move handling
8895 of TARGET_SUBTARGET* earlier.
8897 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
8899 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
8902 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8904 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8905 emited outside of basic block.
8906 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8908 * rtl.h (delete_insn_chain): Declaration changed.
8909 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8911 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8912 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8913 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8914 to delete_insn_chain.
8915 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8916 do not have bb field set.
8917 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8919 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8920 * cfgcleanup.c (try_optimize_cfg): Ditto.
8922 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8924 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8925 (lambda_body_vector_new): Use type safe memory macros.
8926 (lambda_linear_expression_new): Likewise.
8927 (lambda_loopnest_new): Likewise.
8928 (lambda_lattice_new): Likewise.
8929 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8930 conventions. Use type safe memory macros.
8931 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8932 (lambda_body_vector_s): Likewise.
8933 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8934 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8936 2007-06-06 Richard Guenther <rguenther@suse.de>
8938 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8939 if we need to schedule cfg_cleanup.
8940 (tree_ssa_forward_propagate_single_use_vars): Do so.
8942 2007-06-06 Ian Lance Taylor <iant@google.com>
8944 * fold-const.c (merge_ranges): If range_successor or
8945 range_predecessor fail, just return 0.
8947 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8949 PR tree-optimization/32216
8950 * tree-vectorizer.c (supportable_widening_operation): Determine
8951 signedness of FIX_TRUNC_EXPR from output operand.
8952 (supportable_narrowing_operation): Ditto.
8953 * tree-vect-generic.c (expand_vector_operations_1): Determine
8954 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8957 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8959 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8960 (struct pta): ...from here. Change flags to unsigned to avoid
8961 excessive casting (as it is used as a bit mask).
8962 (override_options): Add casts according to the coding convenventions.
8963 (x86_64_elf_unique_section): Likewise.
8964 (examine_argument): Avoid using C++ keywords as variable names.
8965 (construct_container): Likewise.
8966 (legitimize_pic_address): Likewise.
8967 (get_dllimport_decl): Cast according to the coding conventions. Use
8968 type safe memory macros.
8969 (legitimize_address): Cast according to the coding conventions.
8970 (emit_i387_cw_initialization): Corrected the type of slot to enum
8972 (ix86_init_machine_status): Use type safe memory macros.
8973 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8974 (bdesc_pcmpistr): Likewise.
8975 (bdesc_crc32): Likewise.
8976 (bdesc_sse_3arg): Likewise.
8977 (bdesc_2arg): Likewise.
8978 (bdesc_1arg): Likewise.
8979 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8980 (ix86_expand_sse_pcmpistr): Likewise.
8981 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8982 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8983 int to match the langhook definition.
8984 (ix86_builtin_conversion): Change the type of code to unsigned init to
8985 match the langhook definition.
8986 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8988 (ix86_preferred_output_reload_class): Likewise.
8989 (ix86_cannot_change_mode_class): Likewise.
8990 (ix86_memory_move_cost): Likewise.
8991 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8992 avoid excessive casting later on.
8993 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8995 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8997 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8998 as flags setting insn.
8999 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
9001 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9003 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
9004 (UNSPEC_ROUND): New.
9005 ("sse4_1_round<mode>2"): New insn pattern.
9006 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
9008 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
9009 expander using SSEMODEF mode macro. Expand using
9010 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9011 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
9012 expander using SSEMODEF mode macro. Expand using
9013 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9014 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
9015 expander using SSEMODEF mode macro. Expand using
9016 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9017 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
9018 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
9019 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
9022 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
9023 Sebastian Pop <sebpop@gmail.com>
9025 * lambda.h (build_linear_expr): New.
9026 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
9027 Use build_linear_expr, call fold and force_gimple_operand.
9028 (lambda_loopnest_to_gcc_loopnest): Check that there is
9029 something to insert.
9030 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
9032 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
9034 PR preprocessor/23479
9035 * doc/extend.texi: Document the 0b-prefixed binary integer
9038 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9040 PR tree-optimization/32215
9041 * tree-vectorizer.c (supportable_widening_operation): Return false
9042 for unsupported FIX_TRUNC_EXPR tree code.
9043 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
9045 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
9047 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
9048 register on SPE targets. Change documentation to reflect
9050 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9051 Change FIXED_SCRATCH to 14 and document why we're keeping r14
9052 out of the register allocation pool.
9053 (rs6000_reg_live_or_pic_offset_p): New function.
9054 (rs6000_emit_prologue): Move the actual saving of LR up to free
9055 r0 for holding r11. Split saving of SPE 64-bit registers into
9056 its own case. Ensure that offsets will always be in-range for
9057 'evstdd' by using r11 as a scratch register to point at the start
9058 of the SPE save area. Save r11 if necessary, as it is the static
9060 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
9061 into its own case. Ensure that offsets will always be in-range
9062 for 'evldd' by using r11 as a scratch register to point at the
9063 start of the SPE save area. Also adjust r11 when restoring
9064 the stack pointer to compensate for pre-loading r11.
9066 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
9068 * cfg.c (init_flow): Use type safe memory macros.
9069 (alloc_block): Likewise.
9070 (unchecked_make_edge): Likewise.
9071 (dump_flow_info): Avoid using C++ keywords as variable names.
9072 (copy_original_table_clear): Cast according to the coding conventions.
9073 (copy_original_table_set): Likewise.
9074 * cfgexpand (label_rtx_for_bb): Likewise.
9075 (expand_gimple_basic_block): Likewise.
9076 * cfghooks.c (dump_bb): Likewise.
9077 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
9079 (lv_add_condition_to_bb): Likewise.
9080 * cfglayout (relink_block_chain): Cast according to the coding
9082 (fixup_reorder_chain): Likewise.
9083 (fixup_fallthru_exit_predecessor): Likewise.
9084 * cfgloop.c (glb_enum_p): Likewise.
9085 (get_exit_description): Likewise.
9086 (dump_recorded_exit): Likewise.
9087 * cfgloop.h (enum loop_estimation): Move out of struct scope...
9088 (struct loop): ... from here.
9089 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
9091 * cfgrtl.c (rtl_create_basic_block): Likewise.
9092 (rtl_split_block): Likewise.
9093 (rtl_dump_bb): Likewise.
9094 (cfg_layout_split_block): Likewise.
9095 (init_rtl_bb_info): Use typesafe memory macros.
9097 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
9098 * graphds.h: Updated all usages of edge to graph_edge.
9099 * graphds.c: Likewise.
9100 * cfgloopanal.c: Likewise.
9102 2007-06-05 Ian Lance Taylor <iant@google.com>
9104 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
9105 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
9106 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
9108 (test_for_singularity): Likewise.
9110 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9112 * config/i386/constraints.md ("Y2"): Replaced by ...
9114 * config/i386/i386.md: Likewise.
9115 * config/i386/mmx.md: Likewise.
9116 * config/i386/sse.md: Likewise.
9118 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9120 * config/i386/constraints.md ("z"): Replaced by ...
9122 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
9123 (sse4_1_blendvps): Likewise.
9124 (sse4_1_pblendvb): Likewise.
9125 (sse4_2_pcmpestr): Likewise.
9126 (sse4_2_pcmpestrm): Likewise.
9127 (sse4_2_pcmpestr_cconly): Likewise.
9128 (sse4_2_pcmpistr): Likewise.
9129 (sse4_2_pcmpistrm): Likewise.
9130 (sse4_2_pcmpistr_cconly): Likewise.
9132 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
9134 * matrix-reorg.c (transform_access_sites): Fix computation.
9135 (transform_allocation_sites): Same.
9137 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9139 * config/i386/i386.c (override_options): Use
9140 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
9142 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9144 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
9145 (nonimm_not_xmm0_operand): Ditto.
9146 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
9147 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
9148 as operand[2] predicate. Require "z" class XMM register for
9149 operand[3]. Adjust asm template.
9150 ("sse4_1_blendvpd"): Ditto.
9151 ("sse4_1_pblendvb"): Ditto.
9152 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
9153 force op2 into xmm0 register for variable blend instructions.
9155 2007-06-04 Tom Tromey <tromey@redhat.com>
9157 * c-tree.h (start_enum): Update.
9158 (build_enumerator): Likewise.
9159 * c-decl.c (enum_next_value): Removed.
9160 (enum_overflow): Likewise.
9161 (start_enum): Add c_enum_contents argument. Don't use globals.
9162 (build_enumerator): Likewise.
9163 * c-tree.h (struct c_enum_contents): New struct.
9165 2007-06-04 Tom Tromey <tromey@redhat.com>
9167 * c-common.c (c_common_get_alias_set): Fix indentation.
9169 2007-06-04 Ian Lance Taylor <iant@google.com>
9171 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
9172 to overflow, reduce overflow infinity to regular infinity.
9173 (vrp_var_may_overflow): New static function.
9174 (vrp_visit_phi_node): Check vrp_var_may_overflow.
9176 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
9178 * stor-layout.c (layout_type): Remove duplicate code.
9180 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
9183 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
9184 before build_common_builtin_nodes ().
9186 2007-06-04 Steve Ellcey <sje@cup.hp.com>
9189 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
9191 2007-06-04 Jan Hubicka <jh@suse.cz>
9193 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
9194 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
9195 instead of _stat version.
9197 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9199 PR tree-optimization/32194
9200 * tree-predcom.c (determine_offset): Check that both references have
9203 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9205 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
9206 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
9207 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9208 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
9209 Add argument to iterate_fix_dominators call.
9210 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
9211 * gcse.c (hoist_code): Change domby to vector.
9212 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
9213 Add argument to iterate_fix_dominators call.
9214 * loop-doloop.c (doloop_modify): Changed recount_dominator to
9215 recompute_dominator.
9216 * lambda-code.c (perfect_nestify): Ditto.
9217 * cfgloopanal.c: Include graphds.h.
9218 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
9219 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
9220 (mark_irreducible_loops): Use graphds_scc. Remove argument from
9222 * graphds.c: New file.
9223 * graphds.h: New file.
9224 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
9225 (get_dominated_by, get_dominated_by_region): Change return type to
9227 (verify_dominators): Recompute all dominators and compare the results.
9228 (recount_dominator): Renamed to ...
9229 (recompute_dominator): ... this. Do not check that the block is
9231 (iterate_fix_dominators): Reimplemented.
9232 (prune_bbs_to_update_dominators, root_of_dom_tree,
9233 determine_dominators_for_sons): New functions.
9234 * et-forest.c (et_root): New function.
9235 * et-forest.h (et_root): Declare.
9236 * Makefile.in (graphds.o): Add.
9237 (cfgloopanal.o): Add graphds.h dependency.
9238 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
9239 * basic-block.h (get_dominated_by, get_dominated_by_region,
9240 iterate_fix_dominators): Declaration changed.
9241 (recount_dominator): Renamed to ...
9242 (recompute_dominator): ... this.
9243 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
9244 (thread_through_all_blocks): Do not free dominance info.
9246 2007-06-03 Andreas Schwab <schwab@suse.de>
9248 * config/m68k/m68k.c (override_options): Don't override
9250 * config/m68k/m68k-modes.def (SF, DF): Define to use
9251 motorola_single_format and motorola_double_format, resp.
9252 * real.c (motorola_single_format): Renamed from
9253 coldfire_single_format.
9254 (motorola_double_format): Renamed from coldfire_double_format.
9255 (encode_ieee_extended): Generate a proper canonical NaN image
9256 respecting canonical_nan_lsbs_set.
9257 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
9259 * real.h: Adjust declarations.
9261 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
9264 * config/sh/sh.md (symGOT_load): Don't schedule insns when
9265 the symbol is generated with the stack protector.
9267 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
9269 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
9270 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
9272 * doc/extend.texi (interrupt): Mention m68k.
9274 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
9276 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
9277 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
9278 (ix86_expand_sse_pcmpestr): Do not check operands for
9279 "register_operand", when insn operand predicate is "register_operand".
9280 (ix86_expand_sse_pcmpistr): Ditto.
9282 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
9283 Uros Bizjak <ubizjak@gmail.com>
9285 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
9286 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
9287 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
9288 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
9289 * config/i386/constraints.md ("z"): New register constraint
9290 for members of SSE_FIRST_REG class.
9291 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
9292 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
9293 SSE_FIRST_REG class.
9294 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
9295 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
9296 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
9297 (IX86_BUILTIN_PCMPESTRM128): Likewise.
9298 (IX86_BUILTIN_PCMPESTRA128): Likewise.
9299 (IX86_BUILTIN_PCMPESTRC128): Likewise.
9300 (IX86_BUILTIN_PCMPESTRO128): Likewise.
9301 (IX86_BUILTIN_PCMPESTRS128): Likewise.
9302 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
9303 (IX86_BUILTIN_PCMPISTRI128): Likewise.
9304 (IX86_BUILTIN_PCMPISTRM128): Likewise.
9305 (IX86_BUILTIN_PCMPISTRA128): Likewise.
9306 (IX86_BUILTIN_PCMPISTRC128): Likewise.
9307 (IX86_BUILTIN_PCMPISTRO128): Likewise.
9308 (IX86_BUILTIN_PCMPISTRS128): Likewise.
9309 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
9310 (struct builtin_description): Change "flag" field to unsigned.
9311 (bdesc_pcmpestr): New builtin description table.
9312 (bdesc_pcmpistr): Likewise.
9313 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
9314 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
9315 Initialize pcmp[ei]str[im] insns for SSE4.2.
9316 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
9317 (ix86_expand_sse_pcmpistr): Likewise.
9318 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
9319 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
9320 (UNSPEC_PCMPISTR): Likewise.
9321 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
9322 (sse4_2_pcmpestri):New isns pattern.
9323 (sse4_2_pcmpestrm): Likewise.
9324 (sse4_2_pcmpestr_cconly): Likewise.
9325 (sse4_2_pcmpistr): New insn patern and splitter.
9326 (sse4_2_pcmpistri):New isns pattern.
9327 (sse4_2_pcmpistrm): Likewise.
9328 (sse4_2_pcmpistr_cconly): Likewise.
9329 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
9332 2007-06-01 David Daney <ddaney@avtrex.com>
9334 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
9335 LOADGP_ABSOLUTE and not binds_local_p.
9337 2007-06-01 Geoffrey Keating <geoffk@apple.com>
9339 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
9341 2007-06-01 Ian Lance Taylor <iant@google.com>
9343 * tree-vrp.c (compare_name_with_value): Always set
9344 used_strict_overflow if we get a result from the variable itself.
9346 2007-06-01 Ian Lance Taylor <iant@google.com>
9348 PR rtl-optimization/31455
9349 * lower-subreg.c (find_decomposable_subregs): Don't decompose
9350 subregs which have a cast between modes which are not tieable.
9352 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
9354 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
9355 breaks after return statements.
9357 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
9359 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
9360 only after no_new_pseudos.
9362 2007-05-31 Eric Christopher <echristo@apple.com>
9364 * expr.c (convert_move): Assert that we don't have a BLKmode
9366 (store_expr): Handle BLKmode moves by calling emit_block_move.
9368 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
9370 * c-typeck.c (build_indirect_ref): Include type in error message.
9371 (build_binary_op): Pass types to binary_op_error.
9372 * c-common.c (binary_op_error): Take two type arguments, print out
9374 * c-common.h (binary_op_error): Update prototype.
9376 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9378 * config/i386/i386.c: Correct coments on -mno-sse4.
9380 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9382 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
9383 (x86_64-*-*): Likewise.
9384 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
9385 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
9386 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9387 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
9388 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9389 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9390 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9391 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9392 (OPTION_MASK_ISA_SSE4): Likewise.
9393 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
9394 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9395 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
9396 (override_options): Support SSE4.2.
9397 (ix86_build_const_vector): Support SImode and DImode.
9398 (ix86_build_signbit_mask): Likewise.
9399 (ix86_expand_int_vcond): Support V2DImode.
9400 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
9401 (IX86_BUILTIN_CRC32HI): Likewise.
9402 (IX86_BUILTIN_CRC32SI): Likewise.
9403 (IX86_BUILTIN_CRC32DI): Likewise.
9404 (IX86_BUILTIN_PCMPGTQ): Likewise.
9405 (bdesc_crc32): Likewise.
9406 (bdesc_sse_3arg): Likewise.
9407 (ix86_expand_crc32): Likewise.
9408 (ix86_init_mmx_sse_builtins): Support SSE4.2.
9409 (ix86_expand_builtin): Likewise.
9410 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9411 __SSE4_2__ for -msse4.2.
9412 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
9413 (CRC32MODE): Likewise.
9414 (crc32modesuffix): Likewise.
9415 (crc32modeconstraint): Likewise.
9416 (sse4_2_crc32<mode>): Likewise.
9417 (sse4_2_crc32di): Likewise.
9418 * config/i386/i386.opt (msse4.2): New for SSE4.2.
9420 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
9421 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
9422 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
9423 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
9424 (vcondu<mode>): Likewise.
9425 * doc/extend.texi: Document SSE4.2 built-in functions.
9426 * doc/invoke.texi: Document -msse4.2/-msse4.
9428 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
9430 PR tree-optimization/32160
9431 * tree-predcom.c (predcom_tmp_var): New function. Mark created
9432 variable as gimple reg.
9433 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
9435 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
9437 * gcc.c (main): Don't consider linker options when issuing the
9438 warning about a linker input file not being used.
9440 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9442 * tree-vrp.c (compare_names): Initialize sop.
9444 2007-05-30 Dirk Mueller <dmueller@suse.de>
9446 * cgraphunit.c (cgraph_analyze_function): Remove
9447 computation of inline parameters.
9449 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9451 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
9453 2007-05-30 Richard Sandiford <richard@codesourcery.com>
9455 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
9456 Add vx-common.h. Include vxworks.h between vx-common.h and
9458 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
9460 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
9461 (TARGET_ASM_DESTRUCTOR): Likewise.
9462 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
9463 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
9464 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9465 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
9466 (VXWORKS_ENDIAN_SPEC): Define.
9467 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
9468 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
9469 VXWORKS_* equivalents.
9470 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
9471 (ASM_FILE_START): Delete.
9472 (TARGET_VERSION): Reformat.
9473 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
9474 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
9475 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
9476 (FPBIT, DPBIT): Define.
9477 (fp-bit.c, dp-bit.c): New rules.
9478 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
9479 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
9480 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
9481 * config/arm/arm.h: Include vxworks-dummy.h.
9482 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
9483 Mark with ATTRIBUTE_UNUSED.
9484 (arm_override_options): Do not allow VxWorks RTP PIC to be used
9485 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
9486 make it incompatible with -msingle-pic-base.
9487 (arm_function_ok_for_sibcall): Return false for calls that might
9488 go through a VxWorks PIC PLT entry.
9489 (require_pic_register): New function, split out from...
9490 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
9492 (arm_load_pic_register): Handle the VxWorks RTP initialization
9493 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
9494 (arm_emit_call_insn): New function.
9495 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
9496 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
9497 (pic_offset_arm): New pattern.
9498 (call, call_value): Use arm_emit_call_insn.
9499 (call_internal, call_value_internal): New expanders.
9500 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
9501 VxWorks unless __PIC__.
9503 2007-05-30 Eric Christopher <echristo@gmail.com>
9505 * genrecog.c: Include regs.h in generated file.
9506 * genemit.c: Ditto. Fix up formatting.
9507 * config/mn10300/constraints.md: New.
9508 * config/mn10300/mn10300.md: Include.
9509 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
9510 Fix up for removed macro.
9511 * config/mn10300/predicates.md (call_address_operand): Ditto.
9512 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
9513 (CONST_OK_FOR_I): Ditto.
9514 (CONST_OK_FOR_J): Ditto.
9515 (CONST_OK_FOR_K): Ditto.
9516 (CONST_OK_FOR_L): Ditto.
9517 (CONST_OK_FOR_M): Ditto.
9518 (CONST_OK_FOR_N): Ditto.
9519 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
9523 (EXTRA_CONSTRAINT): Ditto.
9525 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9527 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
9529 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
9530 OPTION_MASK_ISA_64BIT.
9531 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
9533 2007-05-30 Richard Guenther <rguenther@suse.de>
9536 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
9537 types for comparison.
9538 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
9539 with original typed arguments.
9540 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
9542 2007-05-30 Jakub Jelinek <jakub@redhat.com>
9544 PR tree-optimization/31769
9545 * except.c (duplicate_eh_regions): Clear prev_try if
9546 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
9548 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
9550 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
9551 * tree-ssa-sink.c (statement_sink_location): Return basic block and
9552 bsi of the location where statements should be inserted.
9553 (sink_code_in_bb): Take bsi from statement_sink_location.
9554 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
9555 instead of bsi_start.
9556 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
9558 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
9559 (bsi_move_before): Document inconsistency with bsi_move_after.
9560 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
9562 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9564 * config/i386/i386.h (TARGET_ABM): New define.
9565 (TARGET_POPCNT): Ditto.
9566 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
9567 New temporary defines to redefine from OPTION_ISA_* defines.
9568 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
9569 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
9570 (ix86_isa_flags): New extern int declaration.
9571 (TARGET_SUBTARGET_DEFAULT): New define.
9572 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
9573 (TARGET_SUBTARGET32_DEFAULT): Ditto.
9574 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
9575 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9576 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
9577 * config/i386/darwin.h: Change TARGET_64BIT define to
9580 * config/i386/i386.opt (m3dnowa): Define as undocumented option
9581 using existing "ix86_isa_flags" varible.
9582 (m32, m64): Use existing "ix86_isa_flags" variable.
9583 (mmmx, m3dnow): Ditto.
9584 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
9585 (mabm): Define as non-negative option using "x86_abm" variable.
9586 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
9588 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
9589 Rewrite feature test bitmap.
9590 (ix86_isa_flags): New initialized global int varible.
9591 (ix86_isa_flags_explicit): New static int variable.
9592 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
9593 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
9594 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
9595 target_flags_explicit.
9596 (override_options): Remove "target_enable" and "target_disable" fields
9597 from "struct ptt". Update processor_target_table accordingly. Remove
9598 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
9599 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
9600 "target_flags" and "ix86_isa_flags_explicit" instead of
9601 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
9602 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
9603 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
9604 to true when either of PTA_POPCNT or PTA_ABM is set in
9605 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
9606 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
9607 processor_alias_table flags entry. Remove handling of
9608 "target_enable" and "target_disable" fields of processor_target_table.
9609 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
9610 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
9611 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
9612 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
9613 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
9615 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
9617 2007-05-29 David Daney <ddaney@avtrex.com>
9620 * config/mips/mips.c (mips_output_mi_thunk): Emit
9621 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
9623 2007-05-29 Hui-May Chang <hm.chang@apple.com>
9624 * config/i386/i386.c (ix86_function_regparm): Added checking of
9625 ix86_force_align_arg_pointer to determine the number of
9626 register parameters.
9628 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
9630 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
9631 (SET_DR_MISALIGNMENT): New.
9632 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
9633 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
9634 Use SET_DR_MISALIGNMENT.
9635 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
9637 * tree-data-ref.c (create_data_ref, compute_all_dependences,
9638 find_loop_nest): Export.
9639 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
9640 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
9641 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
9642 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
9644 (struct mem_ref): Add field reuse_distance.
9645 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
9646 Initialize reuse_distance field.
9647 (issue_prefetch_ref): Select temporality of prefetch according to
9649 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
9650 self_reuse_distance, determine_loop_nest_reuse): New functions.
9651 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
9652 (tree_ssa_prefetch_arrays): Dump L2 cache size.
9653 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
9656 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
9658 * tree-ssa-alias.c: Add aliasing overview.
9660 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
9661 Danny Smith <dannysmith@users.sourceforge.net>
9664 * config/i386/t-crtfm: Compile crtfastmath.o with
9665 -minline-all-stringops.
9666 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
9667 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
9669 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9671 * doc/md.texi: Document constraints on HP PA-RISC.
9673 * pa/constraints.md: New file.
9674 * pa.md: Include constraints.md.
9675 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
9676 (integer_store_memory_operand, ldil_cint_p): New functions.
9677 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
9678 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9679 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
9680 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
9681 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
9683 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
9686 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
9687 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
9688 case POSTDECREMENT_EXPR>): Return the error_mark_node
9689 if either the real or imaginary parts would an
9692 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
9694 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
9695 name when we remove it from a call.
9697 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
9699 * targhooks.c (default_narrow_bitfield): Remove.
9700 * targhooks.h: Remove the prototype for
9701 default_narrow_bitfield.
9703 * langhooks-def.h: Remove the prototype for
9704 hook_get_alias_set_0.
9705 * langhooks.c (hook_get_alias_set_0): Remove.
9707 * global.c (EXECUTE_IF_CONFLICT): Remove.
9709 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9712 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
9713 return true when truth_value_p is true and the type
9716 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
9718 * doc/install.texi (Prerequisites): We no longer require Autoconf
9719 2.13 for the top-level.
9721 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
9723 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
9724 memory access via x86_expand_vector_move_misalign() only for
9725 TImode values on 32-bit targets.
9727 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
9729 * matrix-reorg.c: New file. Implement matrix flattening and
9730 transposing optimization.
9731 * tree-pass.h: Add matrix reorg pass.
9732 * common.opt: Add fipa-mreorg flag.
9733 * Makefile.in: Add matrix-reorg.c.
9734 * passes.c: Add matrix reorg pass.
9735 * varpool.c (add_new_static_var): New function.
9736 * cgraph.h (add_new_static_var): Declare.
9738 2007-05-27 Eric Christopher <echristo@apple.com>
9740 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
9741 sp_offset depending on stack size. Save r12 depending
9742 on registers we're saving later.
9743 (rs6000_emit_epilogue): Update sp_offset depending only
9746 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
9748 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
9749 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9750 * ifcvt.c (if_convert): Ditto.
9751 * tree-ssa-threadupdate.c (thread_block): Ditto.
9752 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
9753 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9754 verify_loop_closed_ssa): Check number_of_loops instead of
9756 * predict.c (tree_estimate_probability): Ditto.
9757 * tree-if-conv.c (main_tree_if_conversion): Ditto.
9758 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9759 * modulo-sched.c (sms_schedule): Ditto.
9760 * tree-scalar-evolution.c (scev_const_prop): Ditto.
9761 (scev_finalize): Do not do anything if scev analysis was not
9763 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
9764 current_loops == NULL.
9765 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
9766 * loop-init.c (loop_optimizer_init): Do not free current_loops when
9768 (loop_optimizer_finalize): Assert that loops were analyzed.
9769 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
9770 rtl_doloop): Check number_of_loops instead of current_loops.
9771 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
9772 current_loops == NULL.
9773 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
9774 gate_tree_vectorize tree_linear_transform, check_data_deps,
9775 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
9776 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
9777 Check number_of_loops instead of current_loops.
9778 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
9779 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
9780 free loops if available.
9781 (execute_pre): Do not pass do_fre to fini_pre.
9783 2007-05-27 Tobias Burnus <burnus@net-b.de>
9786 * real.c (mpfr_from_real): Fix sign of -Inf.
9788 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
9790 * tree-vect-transform.c (vectorizable_conversion): Initialize
9791 tree_code variables to ERROR_MARK.
9792 (vectorizable_type_demotion): Likewise.
9793 (vectorizable_type_promotion): Likewise.
9795 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9798 * config/i386/i386.md (movti): Handle push operands via
9801 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9803 * basic-block.h: Remove the prototype for merge_seq_blocks.
9804 * cfgcleanup.c (merge_seq_blocks): Remove.
9806 * tree-flow.h: Remove the prototype for is_aliased_with.
9807 * tree-ssa-alias.c (is_aliased_with): Remove.
9809 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
9811 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
9813 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
9815 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
9816 ix86_expand_sse4_unpack if SSE4.1 is enabled.
9817 (vec_unpacks_hi_v16qi): Likewise.
9818 (vec_unpacku_lo_v16qi): Likewise.
9819 (vec_unpacks_lo_v16qi): Likewise.
9820 (vec_unpacku_hi_v8hi): Likewise.
9821 (vec_unpacks_hi_v8hi): Likewise.
9822 (vec_unpacku_lo_v8hi): Likewise.
9823 (vec_unpacks_lo_v8hi): Likewise.
9824 (vec_unpacku_hi_v4si): Likewise.
9825 (vec_unpacks_hi_v4si): Likewise.
9826 (vec_unpacku_lo_v4si): Likewise.
9827 (vec_unpacks_lo_v4si): Likewise.
9829 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9831 * c-typeck.c, config/arm/arm.c, config/darwin.c,
9832 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
9833 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
9834 follow spelling conventions in various
9835 warning/error/diagnostic messages.
9837 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
9838 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
9839 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
9840 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
9841 tree-vrp.c: Fix comment typos. Follow spelling conventions.
9842 * doc/tm.texi: Follow spelling conventions.
9844 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9847 * tree-ssa-forwprop.c
9848 (forward_propagate_addr_into_variable_array_index): Remove
9849 the lhs argument. Use the type of def_rhs instead of lhs.
9850 (forward_propagate_addr_expr_1): Update use of
9851 forward_propagate_addr_into_variable_array_index.
9853 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
9854 Nigel Stephens <nigel@mips.com>
9856 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
9857 function attributes, "far" being an alias for "long_call".
9858 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
9859 (mips_near_type_p, mips_far_type_p): New.
9860 (mips_comp_type_attributes): New function to check that attributes
9861 attached to a function type are compatible.
9862 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
9863 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
9864 to the target function of the thunk.
9865 (mips_encode_section_info): Check for "near" and "far" function
9866 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
9868 * config/mips/predicates.md (const_call_insn_operand): Test only
9869 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
9871 * doc/extend.texi (Function Attributes): Document MIPS "near" and
9874 * testsuite/gcc.target/mips/near-far-1.c: New test case.
9875 * testsuite/gcc.target/mips/near-far-2.c: New test case.
9876 * testsuite/gcc.target/mips/near-far-3.c: New test case.
9877 * testsuite/gcc.target/mips/near-far-4.c: New test case.
9879 2007-05-25 Eric Christopher <echristo@apple.com>
9881 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
9882 to x86-darwin configurations.
9883 * config/i386/t-darwin: Add softfp support.
9884 * config/i386/t-darwin64: Ditto.
9885 * config/i386/sfp-machine.h: If mach then don't use
9886 aliasing, emit a stub to call.
9888 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
9890 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
9891 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
9892 tree-predcom.c, tree-ssa-alias-warnings.c,
9893 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
9894 comment typos. Follow spelling conventions.
9895 * doc/cpp.texi, doc/invoke.texi: Fix typos.
9897 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9900 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
9901 constants into memory. Expand unaligned memory references for
9902 SSE modes via x86_expand_vector_move_misalign() function.
9904 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9906 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9907 "memory" attribute for "sseishft" type insn without operands[2].
9909 2007-05-25 Dirk Mueller <dmueller@suse.de>
9910 Marcus Meissner <meissner@suse.de>
9912 * doc/extend.texi (alloc_size): New attribute.
9913 * c-common.c (handle_alloc_size_attribute): New.
9914 * tree-object-size.c (alloc_object_size): Use alloc_size
9915 attribute, if available.
9917 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9919 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9921 (__builtin_ia32_vec_ext_v2di): Likewise.
9922 (__builtin_ia32_vec_ext_v4si): Likewise.
9923 (__builtin_ia32_vec_ext_v8hi): Likewise.
9924 (__builtin_ia32_vec_ext_v16qi): Likewise.
9925 (__builtin_ia32_vec_set_v8hi): Likewise.
9927 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9929 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9931 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9933 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9934 (arm_is_longcall_p): Rename to...
9935 (arm_is_long_call_p): ...this. Take a single tree argument and
9937 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9938 (CUMULATIVE_ARGS): Remove call_cookie.
9939 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9940 (ENCODED_LONG_CALL_ATTR_P): Delete.
9941 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9942 LONG_CALL_FLAG_CHAR cases.
9943 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9944 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9945 ARM_DECLARE_FUNCTION_SIZE.
9946 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9947 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9948 (arm_encode_call_attribute, current_file_function_operand): Delete.
9949 (arm_function_in_section_p): New function.
9950 (arm_is_longcall_p): Rename to...
9951 (arm_is_long_call_p): ...this. Take the target function as a single
9952 argument and return a bool. Do not rely on call cookies. Check
9953 whether the target symbol is in the same section as the current
9954 function, not just the same compilation unit.
9955 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9956 (arm_encode_section_info): Don't encode a call type.
9957 * config/arm/arm.md (call, call_value): Update calls to
9958 arm_is_long(_)call_p. Simplify logic.
9959 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9960 Update calls to arm_is_long(_)call_p.
9962 2007-05-25 Richard Guenther <rguenther@suse.de>
9964 PR tree-optimization/31982
9965 * tree-ssa-forwprop.c
9966 (forward_propagate_addr_into_variable_array_index): Handle arrays
9967 with element size one.
9969 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9971 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9972 (umulsi3_highpart): Likewise.
9974 2007-05-24 Ian Lance Taylor <iant@google.com>
9976 PR rtl-optimization/32069
9977 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9980 2007-05-24 Ollie Wild <aaw@google.com>
9982 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9985 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9987 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9988 (oprs_unchanged_p): Use it to check all registers in a REG.
9989 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9990 (reg_set_between_after_reload_p): Delete.
9991 (reg_used_between_after_reload_p): Likewise.
9992 (reg_set_or_used_since_bb_start): Likewise.
9993 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9994 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9995 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9996 * rtlanal.c (reg_set_p): Check whether REG overlaps
9997 regs_invalidated_by_call, rather than just checking the
9998 membership of REGNO (REG).
10000 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10002 * doc/passes.texi: Document predictive commoning.
10003 * doc/invoke.texi (-fpredictive-commoning): Document.
10004 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
10005 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
10006 adding indices to the generated name.
10007 (schedule_sm): Pass 0 to get_lsm_tmp_name.
10008 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
10009 * tree-pretty-print.c (op_symbol_1): Renamed to ...
10010 (op_symbol_code): ... and exported.
10011 (dump_omp_clause, op_symbol): Use op_symbol_code
10012 instead of op_symbol_1.
10013 * tree-pass.h (pass_predcom): Declare.
10014 * timevar.def (TV_PREDCOM): New timevar.
10015 * tree-ssa-loop.c (run_tree_predictive_commoning,
10016 gate_tree_predictive_commoning, pass_predcom): New.
10017 * tree-data-ref.c (find_data_references_in_loop): Find the
10018 references in dominance order.
10019 (canonicalize_base_object_address): Ensure that the result has
10021 (dr_analyze_innermost): Export.
10022 (create_data_ref): Code to fail for references with invariant
10024 (find_data_references_in_stmt): ... here.
10025 * tree-data-ref.h (dr_analyze_innermost): Declare.
10026 * tree-affine.c: Include tree-gimple.h and hashtab.h.
10027 (aff_combination_find_elt, name_expansion_hash,
10028 name_expansion_eq, tree_to_aff_combination_expand,
10029 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
10031 * tree-affine.h (aff_combination_constant_multiple_p,
10032 tree_to_aff_combination_expand): Declare.
10033 * tree-predcom.c: New file.
10034 * common.opt (fpredictive-commoning): New option.
10035 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
10036 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
10037 * Makefile.in (tree-predcom.o): Add.
10038 (tree-affine.o): Add TREE_GIMPLE_H dependency.
10039 * passes.c (init_optimization_passes): Add dceloop after
10040 copy propagation in loop optimizer. Add predictive commoning
10041 to loop optimizer passes.
10043 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10045 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
10048 2007-05-24 Jan Hubicka <jh@suse.cz>
10050 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
10052 (genheader): Include statistics.h.
10054 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
10056 * print-rtl.c (flag_dump_unnumbered): Update comments.
10057 (print_rtl): Fix my previous change.
10058 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
10061 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10063 PR middle-end/32018
10064 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
10066 (thread_through_all_blocks): Call initialize_original_copy_tables
10067 and free_original_copy_tables.
10068 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
10070 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10071 * cfghooks.c (duplicate_block): Use get_loop_copy.
10072 * cfg.c: Include cfgloop.h.
10073 (loop_copy): New hash table.
10074 (initialize_original_copy_tables): Initialize loop_copy table.
10075 (free_original_copy_tables): Free loop_copy table.
10076 (copy_original_table_clear, copy_original_table_set,
10077 set_loop_copy, get_loop_copy): New functions.
10078 (set_bb_original, set_bb_copy): Use copy_original_table_set.
10079 * cfgloop.h (struct loop): Remove copy field.
10080 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
10081 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
10083 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10085 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
10086 -msse/-msse2/-msse3.
10088 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10090 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
10091 __builtin_ia32_vec_set_v2di with MASK_64BIT.
10093 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
10096 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
10097 * targhooks.h (default_mangle_decl_assembler_name): Declare
10099 * targhooks.c (default_mangle_decl_assembler_name): Define
10101 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
10103 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
10104 * langhooks.c (lhd_set_decl_assembler_name): Call
10105 targetm.mangle_decl_assembler_name for names with global scope.
10107 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
10109 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
10110 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
10112 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
10113 New. Factored out of i386_pe_encode_section_info.
10114 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
10115 Move check for prior decoration of stdcall
10116 symbols to i386_pe_encode_section_info.
10117 (i386_pe_encode_section_info): Adjust call to
10118 gen_stdcall_or_fastcall_suffix. Use
10119 i386_pe_maybe_mangle_decl_assembler_name, if needed.
10120 (i386_pe_mangle_decl_assembler_name): New. Wrap
10121 i386_pe_maybe_mangle_decl_assembler_name.
10123 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10125 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
10126 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
10127 * langhooks.c (get_signed_or_unsigned_type): Don't check for
10128 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
10129 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
10132 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
10133 Nigel Stephens <nigel@mips.com>
10134 Richard Sandiford <richard@codesourcery.com>
10136 Fix up MIPS16 hard float and add support for complex.
10138 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
10139 (TARGET_SOFT_FLOAT_ABI): New.
10140 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
10141 __mips_soft_float to reflect the ABI in use, not whether the
10142 FPU is directly accessible (e.g., in MIPS16 mode).
10143 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
10144 (UNITS_PER_FPVALUE): Likewise.
10146 * config/mips/mips.c (mips_expand_call): Remove redundant
10147 TARGET_MIPS16 check.
10148 (mips_arg_regno): New.
10149 (function_arg_advance): When setting bits in cum->fp_code for
10150 MIPS16, don't subtract 1 from cum->arg_number, since it is now
10152 (function_arg): Use mips_arg_regno.
10153 (mips_return_mode_in_fpr_p): New.
10154 (mips16_call_stub_mode_suffix): New.
10155 (mips16_cfun_returns_in_fpr_p): New.
10156 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
10157 (mips_output_function_prologue): Test mips16_hard_float, not
10158 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
10159 (mips_expand_epilogue): Call MIPS16 helper routines to copy
10160 return value into a floating-point register.
10161 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
10162 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
10163 (mips16_fp_args): Handle MIPS32r2 ISA which supports
10164 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
10165 word of double arguments from or to the high bits of 64-bit
10166 floating point registers.
10167 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
10168 (mips16_fpret_double): New helper function.
10169 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
10170 support for complex modes. Fill in DECL_RESULT for stubdecl.
10171 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
10173 * config/mips/mips16.S
10174 (RET, ARG1, ARG2): New.
10175 (MERGE_GPRf, MERGE_GPRt): New.
10176 (DELAYt, DELAYf): New.
10177 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
10178 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
10179 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
10180 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
10181 (SFOP): Renamed to...
10182 (OPSF3): This, and macro-ified. Updated all uses.
10183 (SFOP2): Renamed to...
10184 (OPSF2): This, and macro-ified. Updated all uses.
10185 (SFCMP): Renamed to...
10186 (CMPSF): This, and macro-ified. Updated all uses.
10187 (SFREVCMP): Renamed to...
10188 (REVCMPSF): This, and macro-ified. Updated all uses.
10189 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
10190 (LDDBL1, LDDBL2, RETDBL): Deleted.
10191 (DFOP): Renamed to...
10192 (OPDF3): This, and macro-ified. Updated all uses.
10193 (DFOP2): Renamed to...
10194 (OPDF2): This, and macro-ified. Updated all uses.
10195 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
10196 (DFCMP): Renamed to...
10197 (CMPDF): This, and macro-ified. Updated all uses.
10198 (DFREVCMP): Renamed to...
10199 (REVCMPDF): This, and macro-ified. Updated all uses.
10200 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
10201 (RET_FUNCTION): New.
10202 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
10203 (__mips16_ret_sc, __mips16_ret_dc): New.
10204 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
10205 STUB_ARGS_6, STUB_ARGS_10): New.
10206 (CALL_STUB_NO_RET): New.
10207 (__mips16_call_stub_1): Macro-ified.
10208 (__mips16_call_stub_5): Macro-ified.
10209 (__mips16_call_stub_2): Macro-ified.
10210 (__mips16_call_stub_6): Macro-ified.
10211 (__mips16_call_stub_9): Macro-ified.
10212 (__mips16_call_stub_10): Macro-ified.
10213 (CALL_STUB_RET): New.
10214 (__mips16_call_stub_sf_0): Macro-ified.
10215 (__mips16_call_stub_sf_1): Macro-ified.
10216 (__mips16_call_stub_sf_5): Macro-ified.
10217 (__mips16_call_stub_sf_2): Macro-ified.
10218 (__mips16_call_stub_sf_6): Macro-ified.
10219 (__mips16_call_stub_sf_9): Macro-ified.
10220 (__mips16_call_stub_sf_10): Macro-ified.
10221 (__mips16_call_stub_df_0): Macro-ified.
10222 (__mips16_call_stub_df_1): Macro-ified.
10223 (__mips16_call_stub_df_5): Macro-ified.
10224 (__mips16_call_stub_df_2): Macro-ified.
10225 (__mips16_call_stub_df_6): Macro-ified.
10226 (__mips16_call_stub_df_9): Macro-ified.
10227 (__mips16_call_stub_df_10): Macro-ified.
10228 (__mips16_call_stub_sc_0): New.
10229 (__mips16_call_stub_sc_1): New.
10230 (__mips16_call_stub_sc_5): New.
10231 (__mips16_call_stub_sc_2): New.
10232 (__mips16_call_stub_sc_6): New.
10233 (__mips16_call_stub_sc_9): New.
10234 (__mips16_call_stub_sc_10): New.
10235 (__mips16_call_stub_dc_0): New.
10236 (__mips16_call_stub_dc_1): New.
10237 (__mips16_call_stub_dc_5): New.
10238 (__mips16_call_stub_dc_2): New.
10239 (__mips16_call_stub_dc_6): New.
10240 (__mips16_call_stub_dc_9): New.
10241 (__mips16_call_stub_dc_10): New.
10243 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
10244 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
10245 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
10247 2007-05-23 Ian Lance Taylor <iant@google.com>
10249 * doc/invoke.texi (Invoking GCC): Document that the order of the
10252 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
10255 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
10256 * config/score/predicate.md (const_pow2, const_npow2): Remove.
10257 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
10261 * config/score/score.c (score_print_operand): Make sure that only
10262 lower bits are used.
10264 2007-05-22 Ian Lance Taylor <iant@google.com>
10266 * tree-vrp.c (avoid_overflow_infinity): New static function,
10267 broken out of set_value_range_to_value.
10268 (set_value_range_to_value): Call avoid_overflow_infinity.
10269 (extract_range_from_assert): Likewise.
10271 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10273 PR middle-end/31095
10274 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
10275 change the type before looking for a COMPOUND_EXPR.
10277 2007-05-22 Ian Lance Taylor <iant@google.com>
10279 * lower-subreg.c (decompose_multiword_subregs): If we change an
10280 insn, call remove_retval_note on it.
10282 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10284 * regs.h (end_hard_regno): New function.
10285 (END_HARD_REGNO, END_REGNO): New macros.
10286 (add_to_hard_reg_set): New function.
10287 (remove_from_hard_reg_set): Likewise.
10288 (in_hard_reg_set_p): Likewise.
10289 (overlaps_hard_reg_set_p): Likewise.
10290 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
10291 (note_btr_set): Use END_HARD_REGNO.
10292 * caller-save.c (setup_save_areas): Use end_hard_regno.
10293 (mark_set_regs): Use END_HARD_REGNO.
10294 (add_stored_regs): Use end_hard_regno.
10295 (mark_referenced_regs): Use add_to_hard_reg_set.
10296 * combine.c (update_table_tick): Use END_REGNO.
10297 (record_value_for_reg): Likewise.
10298 (record_dead_and_set_regs): Likewise.
10299 (get_last_value_validate): Likewise.
10300 (use_crosses_set_p): Likewise.
10301 (reg_dead_at_p_1): Likewise.
10302 (reg_dead_at_p): Likewise.
10303 (mark_used_regs_combine): Use add_to_hard_reg_set.
10304 (move_deaths): Use END_HARD_REGNO.
10305 (reg_bitfield_target_p): Use end_hard_regno.
10306 (distribute_notes): Use END_HARD_REGNO.
10307 * cse.c (mention_regs): Use END_REGNO.
10308 (insert): Use add_to_hard_reg_set.
10309 (invalidate): Use END_HARD_REGNO.
10310 (invalidate_for_call): Likewise.
10311 (exp_equiv_p): Use END_REGNO.
10312 (cse_insn): Likewise.
10313 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
10314 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
10315 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
10316 * function.c (keep_stack_depressed): Use end_hard_regno.
10317 * global.c (global_alloc): Use end_hard_regno.
10318 (global_conflicts): Use add_to_hard_reg_set instead of
10320 (find_reg): Likewise.
10321 (mark_reg_store): Likewise.
10322 (mark_reg_conflicts): Likewise.
10323 (mark_reg_death): Use remove_from_hard_reg_set.
10324 (mark_reg_live_nc): Delete.
10325 (set_preference): Use end_hard_regno.
10326 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
10327 remove_from_hard_reg_set.
10328 (post_mark_life): Use add_to_hard_reg_set.
10329 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
10330 (reg_becomes_live): Use add_to_hard_reg_set.
10331 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
10332 (peep2_find_free_register): Use add_to_hard_reg_set.
10333 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
10334 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
10335 * regrename.c (note_sets): Use add_to_hard_reg_set.
10336 (clear_dead_regs): Use remove_from_hard_reg_set.
10337 (regrename_optimize): Use add_to_hard_reg_set.
10338 (find_oldest_value_reg): Use in_hard_reg_set_p.
10339 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
10340 (hard_reg_set_here_p): Use end_hard_regno.
10341 (decompose): Likewise.
10342 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
10343 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
10344 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
10345 (mark_home_live): Use end_hard_regno.
10346 (spill_hard_reg): Likewise.
10347 (clear_reload_reg_in_use): Likewise.
10348 * reorg.c (delete_prior_computation): Use END_REGNO.
10349 * resource.c (update_live_status): Use END_HARD_REGNO.
10350 (mark_referenced_resources): Use add_to_hard_reg_set.
10351 (mark_set_resources): Likewise.
10352 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
10353 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
10354 (reg_overlap_mentioned_p): Likewise.
10355 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
10356 (covers_regno_no_parallel_p): Use END_REGNO.
10357 (find_regno_note): Likewise.
10358 (find_reg_fusage): Use END_HARD_REGNO.
10359 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
10360 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
10362 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10364 * mode-switching.c (reg_dies): Change type of second argument to
10366 (optimize_mode_switching): Update accordingly.
10368 2007-05-22 Richard Sandiford <richard@codesourcery.com>
10370 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
10372 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
10373 (hard_reg_set_empty_p): ...these new functions.
10374 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
10375 GO_IF_HARD_REG_SUBSET.
10376 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
10377 instead of GO_IF_HARD_REG_EQUAL.
10378 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
10379 instead of GO_IF_HARD_REG_EQUAL.
10380 * global.c (find_reg): Use hard_reg_set_empty_p instead of
10381 GO_IF_HARD_REG_SUBSET.
10382 (modify_reg_pav): Use hard_reg_set_empty_p instead of
10383 GO_IF_HARD_REG_EQUAL.
10384 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
10385 of GO_IF_HARD_REG_SUBSET.
10386 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
10387 instead of GO_IF_HARD_REG_EQUAL.
10388 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
10389 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
10390 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
10391 of GO_IF_HARD_REG_SUBSET,
10392 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
10393 GO_IF_HARD_REG_SUBSET.
10394 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
10395 instead of GO_IF_HARD_REG_EQUAL.
10396 * config/sh/sh.c (push_regs, calc_live_regs): Use
10397 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
10398 (hard_regs_intersect_p): Delete.
10400 2007-05-22 Janis Johnson <janis187@us.ibm.com>
10402 * doc/sourcebuild.texi (Test Directives) Add dg-message.
10404 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
10405 Richard Henderson <rth@redhat.com>
10407 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
10409 (x86_64-*-*): Likewise.
10411 * i386/i386-modes.def (V2QI): New.
10413 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
10415 (override_options): Support SSE4.1.
10416 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
10417 (IX86_BUILTIN_BLENDPS): Likewise.
10418 (IX86_BUILTIN_BLENDVPD): Likewise.
10419 (IX86_BUILTIN_BLENDVPS): Likewise.
10420 (IX86_BUILTIN_PBLENDVB128): Likewise.
10421 (IX86_BUILTIN_PBLENDW128): Likewise.
10422 (IX86_BUILTIN_DPPD): Likewise.
10423 (IX86_BUILTIN_DPPS): Likewise.
10424 (IX86_BUILTIN_INSERTPS128): Likewise.
10425 (IX86_BUILTIN_MOVNTDQA): Likewise.
10426 (IX86_BUILTIN_MPSADBW128): Likewise.
10427 (IX86_BUILTIN_PACKUSDW128): Likewise.
10428 (IX86_BUILTIN_PCMPEQQ): Likewise.
10429 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
10430 (IX86_BUILTIN_PMAXSB128): Likewise.
10431 (IX86_BUILTIN_PMAXSD128): Likewise.
10432 (IX86_BUILTIN_PMAXUD128): Likewise.
10433 (IX86_BUILTIN_PMAXUW128): Likewise.
10434 (IX86_BUILTIN_PMINSB128): Likewise.
10435 (IX86_BUILTIN_PMINSD128): Likewise.
10436 (IX86_BUILTIN_PMINUD128): Likewise.
10437 (IX86_BUILTIN_PMINUW128): Likewise.
10438 (IX86_BUILTIN_PMOVSXBW128): Likewise.
10439 (IX86_BUILTIN_PMOVSXBD128): Likewise.
10440 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
10441 (IX86_BUILTIN_PMOVSXWD128): Likewise.
10442 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
10443 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
10444 (IX86_BUILTIN_PMOVZXBW128): Likewise.
10445 (IX86_BUILTIN_PMOVZXBD128): Likewise.
10446 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
10447 (IX86_BUILTIN_PMOVZXWD128): Likewise.
10448 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
10449 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
10450 (IX86_BUILTIN_PMULDQ128): Likewise.
10451 (IX86_BUILTIN_PMULLD128): Likewise.
10452 (IX86_BUILTIN_ROUNDPD): Likewise.
10453 (IX86_BUILTIN_ROUNDPS): Likewise.
10454 (IX86_BUILTIN_ROUNDSD): Likewise.
10455 (IX86_BUILTIN_ROUNDSS): Likewise.
10456 (IX86_BUILTIN_PTESTZ): Likewise.
10457 (IX86_BUILTIN_PTESTC): Likewise.
10458 (IX86_BUILTIN_PTESTNZC): Likewise.
10459 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
10460 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
10461 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
10462 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
10463 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
10464 (bdesc_ptest): New.
10465 (bdesc_sse_3arg): Likewise.
10466 (bdesc_2arg): Likewise.
10467 (bdesc_1arg): Likewise.
10468 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
10470 (ix86_expand_sse_4_operands_builtin): New.
10471 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
10472 smaller than 8 bits as the 2nd arg.
10473 (ix86_expand_sse_ptest): New.
10474 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
10475 (ix86_expand_vector_set): Support SSE4.1.
10476 (ix86_expand_vector_extract): Likewise.
10478 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10479 __SSE4_1__ for -msse4.1.
10481 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
10482 (UNSPEC_INSERTPS): Likewise.
10483 (UNSPEC_DP): Likewise.
10484 (UNSPEC_MOVNTDQA): Likewise.
10485 (UNSPEC_MPSADBW): Likewise.
10486 (UNSPEC_PHMINPOSUW): Likewise.
10487 (UNSPEC_PTEST): Likewise.
10488 (UNSPEC_ROUNDP): Likewise.
10489 (UNSPEC_ROUNDS): Likewise.
10491 * config/i386/i386.opt (msse4.1): New for SSE4.1.
10493 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
10494 (const_pow2_1_to_32768_operand): Likewise.
10496 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
10499 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
10501 (sse4_1_insertps): Likewise.
10502 (*sse4_1_extractps): Likewise.
10503 (sse4_1_ptest): Likewise.
10504 (sse4_1_mulv2siv2di3): Likewise.
10505 (*sse4_1_mulv4si3): Likewise.
10506 (*sse4_1_smax<mode>3): Likewise.
10507 (*sse4_1_umax<mode>3): Likewise.
10508 (*sse4_1_smin<mode>3): Likewise.
10509 (*sse4_1_umin<mode>3): Likewise.
10510 (sse4_1_eqv2di3): Likewise.
10511 (*sse4_1_pinsrb): Likewise.
10512 (*sse4_1_pinsrd): Likewise.
10513 (*sse4_1_pinsrq): Likewise.
10514 (*sse4_1_pextrb): Likewise.
10515 (*sse4_1_pextrb_memory): Likewise.
10516 (*sse4_1_pextrw_memory): Likewise.
10517 (*sse4_1_pextrq): Likewise.
10518 (sse4_1_blendpd): Likewise.
10519 (sse4_1_blendps): Likewise.
10520 (sse4_1_blendvpd): Likewise.
10521 (sse4_1_blendvps): Likewise.
10522 (sse4_1_dppd): Likewise.
10523 (sse4_1_dpps): Likewise.
10524 (sse4_1_movntdqa): Likewise.
10525 (sse4_1_mpsadbw): Likewise.
10526 (sse4_1_packusdw): Likewise.
10527 (sse4_1_pblendvb): Likewise.
10528 (sse4_1_pblendw): Likewise.
10529 (sse4_1_phminposuw): Likewise.
10530 (sse4_1_extendv8qiv8hi2): Likewise.
10531 (*sse4_1_extendv8qiv8hi2): Likewise.
10532 (sse4_1_extendv4qiv4si2): Likewise.
10533 (*sse4_1_extendv4qiv4si2): Likewise.
10534 (sse4_1_extendv2qiv2di2): Likewise.
10535 (*sse4_1_extendv2qiv2di2): Likewise.
10536 (sse4_1_extendv4hiv4si2): Likewise.
10537 (*sse4_1_extendv4hiv4si2): Likewise.
10538 (sse4_1_extendv2hiv2di2): Likewise.
10539 (*sse4_1_extendv2hiv2di2): Likewise.
10540 (sse4_1_extendv2siv2di2): Likewise.
10541 (*sse4_1_extendv2siv2di2): Likewise.
10542 (sse4_1_zero_extendv8qiv8hi2): Likewise.
10543 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
10544 (sse4_1_zero_extendv4qiv4si2): Likewise.
10545 (*sse4_1_zero_extendv4qiv4si2): Likewise.
10546 (sse4_1_zero_extendv2qiv2di2): Likewise.
10547 (*sse4_1_zero_extendv2qiv2di2): Likewise.
10548 (sse4_1_zero_extendv4hiv4si2): Likewise.
10549 (*sse4_1_zero_extendv4hiv4si2): Likewise.
10550 (sse4_1_zero_extendv2hiv2di2): Likewise.
10551 (*sse4_1_zero_extendv2hiv2di2): Likewise.
10552 (sse4_1_zero_extendv2siv2di2): Likewise.
10553 (*sse4_1_zero_extendv2siv2di2): Likewise.
10554 (sse4_1_roundpd): Likewise.
10555 (sse4_1_roundps): Likewise.
10556 (sse4_1_roundsd): Likewise.
10557 (sse4_1_roundss): Likewise.
10558 (mulv4si3): Don't expand for SSE4.1.
10559 (smax<mode>3): Likewise.
10560 (umaxv4si3): Likewise.
10561 (uminv16qi3): Likewise.
10562 (umin<mode>3): Likewise.
10563 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
10565 * doc/extend.texi: Document SSE4.1 built-in functions.
10567 * doc/invoke.texi: Document -msse4.1.
10569 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
10571 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
10572 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
10573 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
10574 (ASM_SPEC): Add asm_pcrel_spec.
10575 (EXTRA_SPECS): Add asm_pcrel_spec.
10577 2007-05-21 David Daney <ddaney@avtrex.com>
10579 * doc/install.texi (Building a cross compiler): Add requirements
10580 for Java cross compiler.
10582 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10584 PR middle-end/31995
10585 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
10586 Add loopno argument. Use evolution_function_is_invariant_rec_p
10587 instead of evolution_function_is_constant_p.
10588 Update calls to evolution_function_is_affine_multivariate_p.
10589 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
10590 Add loopno argument.
10591 * tree-scalar-evolution.c (gather_chrec_stats): Call
10592 evolution_function_is_affine_multivariate_p with a loop
10594 * tree-data-ref.c (analyze_miv_subscript): Likewise.
10595 (analyze_overlapping_iterations): Likewise.
10596 (access_functions_are_affine_or_constant_p): Likewise.
10597 (build_classic_dist_vector_1): If the access functions
10598 are equal, don't do anything.
10600 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
10601 Paolo Carlini <pcarlini@suse.de>
10602 Uros Bizjak <ubizjak@gmail.com>
10604 * c-cppbuiltin.c (c_cpp_builtins): Define
10605 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
10606 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
10607 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
10608 * doc/cpp.texi ([Standard Predefined Macros]): Document.
10610 2007-05-21 Mike Stump <mrs@apple.com>
10612 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
10614 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10616 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
10618 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
10619 implementation if __OPTIMIZE__ is not defined.
10620 (_mm_alignr_pi8): Ditto.
10621 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10622 (_mm_inserti_si64): Ditto.
10623 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10624 (_mm_slli_epi16): Ditto.
10625 (_mm_slli_epi32): Ditto.
10626 (_mm_slli_epi64): Ditto.
10627 (_mm_srai_epi16): Ditto.
10628 (_mm_srai_epi32): Ditto.
10629 (_mm_srli_si128): Ditto.
10630 (_mm_slli_si128): Ditto.
10631 (_mm_srli_epi16): Ditto.
10632 (_mm_srli_epi32): Ditto.
10633 (_mm_srli_epi64): Ditto.
10634 (_mm_extract_epi16): Ditto.
10635 (_mm_insert_epi16): Ditto.
10636 (_mm_shufflehi_epi16): Ditto.
10637 (_mm_shufflelo_epi16): Ditto.
10638 (_mm_shuffle_epi32): Ditto.
10639 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
10640 (_m_pextrw): Ditto.
10641 (_mm_insert_pi16): Ditto.
10642 (_m_pinsrw): Ditto.
10643 (_mm_shuffle_pi16): Ditto.
10644 (_m_pshufw): Ditto.
10645 (_mm_shufle_ps): Ditto.
10646 (_mm_prefetch): Ditto.
10648 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
10650 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
10651 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
10652 * real.c (encode_i370_single, decode_i370_single,
10653 encode_i370_double, decode_i370_double): Functions removed.
10654 (i370_single_format, i370_double_format): Initializations removed.
10655 (real_maxval, round_for_format, exact_real_truncate, significand_size):
10656 Consider the log2_b field to always be one.
10657 (ieee_single_format, mips_single_format, coldfire_single_format,
10658 ieee_double_format, mips_double_format, coldfire_double_format,
10659 ieee_extended_motorola_format, ieee_extended_intel_96_format,
10660 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
10661 ibm_extended_format, mips_extended_format, ieee_quad_format,
10662 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
10663 decimal_single_format, decimal_double_format, decimal_quad_format,
10664 c4x_single_format, c4x_extended_format, real_internal_format): Remove
10665 initialization of log2_b.
10666 * real.h (i370_single_format, i370_double_format): Declarations
10668 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
10669 field to always be one.
10671 2007-05-21 Andreas Schwab <schwab@suse.de>
10673 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
10674 NOTE_INSN_BASIC_BLOCK_P.
10675 (process_for_unwind_directive): Likewise.
10677 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
10679 * builtins.c (expand_builtin_setjmp_setup): Update comment.
10680 * function.h (struct function): Move va_list_gpr_size,
10681 va_list_fpr_size, function_frequency to front of bitfields. Add
10683 (current_function_calls_unwind_init): New.
10684 * except.c (expand_builtin_unwind_init): Set
10685 current_function_calls_unwind_init not
10686 current_function_has_nonlocal_label.
10687 * reload1.c (has_nonexceptional_receiver): New.
10688 (reload): Use it and current_function_calls_unwind_init to
10689 determine whether call-saved regs must be saved.
10691 2007-05-20 Jan Hubicka <jh@suse.cz>
10693 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
10694 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10695 * ddg.c (create_ddg): LIkewise.
10696 * final.c (final): Remove hunk moving line number notes around since
10697 they are no longer present at this stage.
10698 (final_scan_insn): Use NOTE_KIND instead of
10699 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10700 (output_asm_label): Likewise.
10701 * reorg.c (dbr_schedule): Likewise.
10702 * haifa-sched.c (unlink_other_notes): Likewise.
10703 * mode-switching.c (optimize_mode_switching): Likewise.
10704 * graph.c (start_bb): Likewise.
10705 * rtl.def (NOTE): Update description.
10706 * jump.c (squeeze_notes): Delete.
10707 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
10708 NOTE_INSN_BASIC_BLOCK_P when possible.
10709 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
10710 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
10711 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10712 (dwarf2out_var_location): Likewise.
10713 * cfgbuild.c (make_edges): Likewise.
10714 (find_basic_blocks_1): Likewise.
10715 * function.c (reorder_blocks_1): Likewise.
10716 (epilogue_done): Likewise.
10717 (reposition_prologue_and_epilogue_notes): Likewise.
10718 * print-rtl.c (print_rtx): Likewise; drop code for printing
10720 (print_rtl): Likewise.
10721 (print_rtl_single): Likewise.
10722 * gcse.c (insert_insn_start_bb): Likewise.
10723 * alias.c (init_alias_analysis): Likewise.
10724 * calls.c (fixup_tail_calls): Likewise.
10725 * except.c (sjlj_emit_function_enter): Likewise.
10726 * emit-rtl.c (add_insn_after): Likeiwse.
10727 (emit_label_before): Likewise.
10728 (emit_label_after): Likewise.
10729 (emit_note_before, emit_note_after, emit_note): Update
10730 parameter to be enum insn_note; do not deal with source
10732 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
10733 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
10735 (merge_blocks_move_successor_nojumps): Simplify now when
10736 we don't have BLOCK notes.
10737 (try_optimize_cfg): Likewise.
10738 * cfglayout.c (skip_insns_after_block): Likewise.
10739 (record_effective_endpoints): Likewise.
10740 (duplicate_insn_chain): Likewise.
10741 * varasm.c (output_constant_pool_1): Likewise.
10742 * sched-deps.c (sched_analyze): Likewise.
10743 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
10745 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
10746 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
10747 (SET_INSN_DELETED): Simplify.
10748 (NOTE_LINE_NUMBER): Exterminate.
10749 (NOTE_LINE_KIND): New.
10750 (NOTE_INSN_BASIC_BLOCK_P): Update.
10751 (enum insn_note): Simplify.
10752 (GET_NOTE_INSN_NAME) Simplify.
10753 (emit_note_before, emit_note_after, emit_note): Update prototype.
10754 (squeeze_notes): Remove.
10755 * sched-int.h (NOTE_NOT_BB_P): Update.
10756 * resource.c (mark_target_live_regs): Update.
10757 * sched-rgn.c (debug_dependencies): Update.
10758 * sched-vis.c (print_insn): Update.
10759 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
10760 * config/i386/i386.c (ix86_output_function_epilogue): Update.
10761 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
10762 (TARGET_ADJUST_UNROLL_MAX): Likewise.
10763 (split_branches): Update.
10764 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
10766 (sh_adjust_unroll_max): Exterminate.
10767 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
10768 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
10769 (m68hc11_reorg): Likewise.
10770 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
10771 (emit_predicate_relation_info): Update.
10772 (process_for_unwind_directive): Update.
10773 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
10774 (output_call): Update.
10775 * config/pa/pa.c (output_lbranch): Update.
10776 (output_millicode_call): Update.
10777 (output_call): Update.
10778 (pa_combine_instructions): Update.
10779 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
10780 * config/bfin/bfin.c (gen_one_bundle): Update.
10781 * cfgrtl.c (can_delete_note_p): Update.
10782 (delete_insn): Update.
10783 (rtl_merge_blocks): Update.
10784 (commit_one_edge_insertion): Update.
10785 (rtl_verify_flow_info): Update.
10786 * stmt.c (expand_case): Do not call squeeze_notes.
10788 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10795 * c.opt (Wtype-limits): New.
10796 * doc/invoke.texi (Wtype-limits): Document it.
10797 (Wextra): Enabled by -Wextra.
10798 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10799 * c-common.c (shorten_compare): Warn with Wtype-limits.
10801 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10803 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
10804 inlined function, not as a macro.
10805 (_mm_alignr_pi8): Ditto.
10806 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10807 (_mm_inserti_si64): Ditto.
10808 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10809 (_mm_extract_epi16): Ditto.
10810 (_mm_insert_epi16): Ditto.
10811 (_mm_shufflehi_epi16): Ditto.
10812 (_mm_shufflelo_epi16): Ditto.
10813 (_mm_shuffle_epi32): Ditto.
10814 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
10815 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
10817 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
10819 (_m_to_float): Use C89 compatible assignment.
10821 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
10824 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
10826 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10829 * doc/invoke.texi (Wreturn-type): Complete description.
10830 (Wextra): Delete item about return-type warning.
10831 * c-decl.c: Delete redundant Wextra warning.
10833 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10836 * config/i386/pmmintrin.h: Do not include xmmintrin.h
10837 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
10838 inlined function, not as a macro.
10839 (_mm_prefetch): Ditto.
10840 (_m_pextrw): Ditto.
10841 (_mm_insert_pi16): Ditto.
10842 (_m_pinsrw): Ditto.
10843 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
10844 (_m_pshufw): Ditto. Add const to __N argument.
10845 (_mm_shufle_ps): Ditto. Add const to __mask argument.
10846 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
10847 (_mm_slli_epi32): Ditto.
10848 (_mm_srli_si128): Implement as always inlined function, not as a
10849 macro. Add __inline to function declaration.
10850 (_mm_slli_si128): Ditto.
10852 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
10854 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
10855 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
10857 (struct fenv): New structure.
10858 (FP_HANDLE_EXCEPTIONS): New define.
10859 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
10860 (_FP_DECL_EXP): New define.
10861 (FP_INIT_ROUNDMODE): New define.
10862 (FP_ROUNDMODE): New define.
10864 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10866 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
10867 (Wconversion): Update description.
10868 (Wconversion-sign): New.
10869 * c.opt (Wconversion-sign): New.
10870 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
10871 means disabled for C++. Otherwise, take the status of Wconversion.
10872 * c-common.c (conversion_warning): Warn with either Wconversion or
10874 (warnings_for_convert_and_check): Conditions are already checked by
10875 conversion_warning.
10876 (convert_and_check): Don't check warnings if the conversion failed.
10878 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
10879 Anatoly Sokolov <aesok@dol.ru>
10881 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
10882 avr_epilogue_uses) : Add declaration.
10883 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
10884 * config/avr/constraints.md (R): New constraint.
10885 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
10886 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
10887 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
10888 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
10889 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
10890 call_prologue_saves, epilogue_restores, return_from_epilogue,
10891 return_from_main_epilogue, return_from_interrupt_epilogue,
10892 return_from_naked_epilogue, prologue, epilogue): New patterns.
10893 (jump): Handle symbol reference.
10894 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
10895 avr_output_function_prologue, avr_output_function_epilogue): Remove
10897 (avr_init_machine_status, expand_prologue, expand_epilogue,
10898 avr_asm_function_end_prologue, avr_epilogue_uses,
10899 avr_asm_function_begin_epilogue): New functions.
10900 (prologue_size, epilogue_size, jump_tables_size): Remove global
10902 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
10903 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10904 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10905 (avr_override_options): Initialise init_machine_status.
10906 (output_movhi): Handle all stack pointer loads.
10907 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10908 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10909 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10910 (EPILOGUE_USES) Redefine.
10911 (machine_function) Declare.
10913 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10915 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10916 Use a single return statement.
10918 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10920 PR middle-end/30250
10921 * builtins.c (do_mpfr_lgamma_r): New.
10922 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10923 * tree.h (CASE_FLT_FN_REENT): New.
10925 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10927 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10928 (output_die): Use 'unsigned long' with %x.
10929 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10930 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10931 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10933 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10935 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10940 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10941 true if function has no argument.
10943 2007-05-18 DJ Delorie <dj@redhat.com>
10945 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10946 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10948 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10950 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10951 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10952 count_trailing_zeros.
10953 (__i386__): Implement count_leading_zeros using __builtin_clz().
10954 Implement count_trailing_zeros usign __builtin_ctz().
10956 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10958 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10960 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10962 PR middle-end/31344
10963 * expr.c (emit_move_change_mode): Change mode of push operands here.
10965 2007-05-17 Ian Lance Taylor <iant@google.com>
10967 PR tree-optimization/31953
10968 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10969 Change all callers.
10970 (set_value_range_to_null): Call set_value_range_to_value.
10971 (extract_range_from_comparison): Likewise.
10973 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10975 * toplev.c (print_version): Output GMP/MPFR version info.
10977 * builtins.c (CASE_MATHFN_REENT): New macro.
10978 (mathfn_built_in): Use it.
10979 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10980 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10981 BUILT_IN_LGAMMAL_R): New.
10982 * doc/extend.texi: Document new builtins.
10984 PR middle-end/31796
10985 * builtins.c (do_mpfr_remquo): New.
10986 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10987 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10989 PR middle-end/30251
10990 * builtins.c (fold_builtin_1): Handle y0, y1.
10991 (fold_builtin_2): Handle yn.
10993 PR middle-end/30251
10994 * builtins.c (do_mpfr_bessel_n): New.
10995 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10996 (fold_builtin_2): Handle BUILT_IN_JN.
10998 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
11001 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
11002 TYPE_PRECISION (intmax_type_node).
11004 2007-05-17 Steve Ellcey <sje@cup.hp.com>
11007 * reload.c (subst_reloads): Remove checking.
11009 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11011 PR rtl-optimization/31691
11012 * combine.c (simplify_set): Build a new src pattern instead of
11013 substituting its operands in the COMPARE case.
11015 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
11017 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
11018 (execute_vrp): Preserve loops through jump threading.
11019 * tree-ssa-threadupdate.c (thread_single_edge,
11020 dbds_continue_enumeration_p, determine_bb_domination_status,
11021 thread_through_loop_header): New functions.
11022 (create_edge_and_update_destination_phis,
11023 create_edge_and_update_destination_phis): Set loops for the new blocks.
11024 (prune_undesirable_thread_requests): Removed.
11025 (redirect_edges): Do not pretend that redirect_edge_and_branch can
11027 (thread_block): Do not call prune_undesirable_thread_requests.
11029 (mark_threaded_blocks): Select edges to thread here.
11030 (thread_through_all_blocks): Take may_peel_loop_headers argument.
11031 Thread edges through loop headers independently.
11032 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
11033 * tree-pass.h (TODO_mark_first_instance): New.
11034 (first_pass_instance): Declare.
11035 * cfghooks.c (duplicate_block): Put the block to the original loop
11036 if copy is not specified.
11037 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
11038 jump threading. Pass may_peel_loop_headers to
11039 thread_through_all_blocks according to first_pass_instance.
11040 * cfgloop.h (create_preheader): Declare.
11041 * tree-flow.h (thread_through_all_blocks): Declaration changed.
11042 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
11043 * passes.c (first_pass_instance): New variable.
11044 (next_pass_1): Set TODO_mark_first_instance.
11045 (execute_todo): Set first_pass_instance.
11047 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
11049 PR tree-optimization/24659
11050 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
11051 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
11052 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
11053 OTI_vec_pack_ufix_trunc.
11054 (vec_unpacks_float_hi_optab): Define new macro.
11055 (vec_unpacks_float_lo_optab): Ditto.
11056 (vec_unpacku_float_hi_optab): Ditto.
11057 (vec_unpacku_float_lo_optab): Ditto.
11058 (vec_pack_sfix_trunc_optab): Ditto.
11059 (vec_pack_ufix_trunc_optab): Ditto.
11060 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
11061 and vec_pack_[s|u]fix_trunc_optab using
11062 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
11063 * tree-vectorizer.c (supportable_widening_operation): Handle
11064 FLOAT_EXPR and CONVERT_EXPR. Update comment.
11065 (supportable_narrowing_operation): New function.
11066 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
11067 * tree-vect-transform.c (vectorizable_conversion): Handle
11068 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11069 (vect_gen_widened_results_half): Move before vectorizable_conversion.
11070 (vectorizable_type_demotion): Call supportable_narrowing_operation()
11071 to check for target support.
11072 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
11073 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
11074 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
11075 for VEC_PACK_FIX_TRUNC_EXPR.
11076 (expand_binop): Special case mode of the result for
11077 vec_pack_[u|s]fix_trunc_optab.
11078 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
11079 vec_pack_[u|s]fix_trunc_optab.
11081 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
11082 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
11083 * tree-pretty-print.c (dump_generic_node): Handle
11084 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
11085 VEC_PACK_FIX_TRUNC_EXPR.
11087 * expr.c (expand_expr_real_1): Ditto.
11088 * tree-inline.c (estimate_num_insns_1): Ditto.
11089 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11091 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
11092 (vec_unpacks_float_lo_v8hi): Ditto.
11093 (vec_unpacku_float_hi_v8hi): Ditto.
11094 (vec_unpacku_float_lo_v8hi): Ditto.
11095 (vec_unpacks_float_hi_v4si): Ditto.
11096 (vec_unpacks_float_lo_v4si): Ditto.
11097 (vec_pack_sfix_trunc_v2df): Ditto.
11099 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
11101 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
11102 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
11103 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
11104 [vec_pack_ufix_trunc]: Ditto.
11105 [vec_unpacks_float_hi]: Ditto.
11106 [vec_unpacks_float_lo]: Ditto.
11107 [vec_unpacku_float_hi]: Ditto.
11108 [vec_unpacku_float_lo]: Ditto.
11110 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
11112 * soft-fp/README: Update for new files.
11113 * soft-fp/floattisf.c: New file.
11114 * soft-fp/floattidf.c: New file.
11115 * soft-fp/floattitf.c: New file.
11116 * soft-fp/floatuntisf.c: New file.
11117 * soft-fp/floatuntidf.c: New file.
11118 * soft-fp/floatuntitf.c: New file.
11119 * soft-fp/fixsfti.c: New file.
11120 * soft-fp/fixdfti.c: New file.
11121 * soft-fp/fixtfti.c: New file.
11122 * soft-fp/fixunssfti.c: New file.
11123 * soft-fp/fixunsdfti.c: New file.
11124 * soft-fp/fixunstfti.c: New file.
11125 * soft-fp/extendxftf.c: New file.
11126 * soft-fp/trunctfxf.c: New file.
11128 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
11129 (__trunctfxf2): Ditto.
11131 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
11132 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
11133 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
11134 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
11135 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
11136 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
11138 * config/i386/t-fprules-softfp64: New file.
11139 * config/i386/sfp-machine.h: New file.
11140 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
11141 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
11142 and soft-fp/t-softfp to tmake_file.
11143 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
11144 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
11146 * config/i386/t-linux64 (softfp_wrap_start): New.
11147 (softfp_wrap_end): New.
11148 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
11149 supported for TARGET_64BIT.
11151 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11153 * c-common.c (c_common_signed_or_unsigned_type): Emulate
11154 c_common_unsigned_type behavior.
11156 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
11158 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
11161 2007-05-16 Eric Christopher <echristo@apple.com>
11163 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
11164 saving after stack push. Set sp_offset whenever we push.
11165 (rs6000_emit_epilogue): Move altivec register restore before
11168 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11170 * configure.ac: Allow sysroots to be relocated under $prefix as
11171 well as $exec_prefix.
11172 * configure: Regenerate.
11174 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11178 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11180 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11181 (gcc_tooldir): Likewise.
11182 * configure: Regenerate.
11183 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11184 old configure.ac gcc_tooldir setting.
11185 (prefix_to_exec_prefix): New variable.
11186 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11187 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11189 2007-05-14 Janis Johnson <janis187@us.ibm.com>
11191 * c-typeck.c (build_binary_op): Return early for error.
11193 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
11195 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
11196 struct nb_iter_bound.
11197 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
11198 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
11199 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
11200 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
11201 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
11202 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
11203 (del_scev_info): Use ggc_free.
11204 (scev_initialize): Allocate scalar_evolution_info in gc memory.
11205 * loop-init.c: Include ggc.h.
11206 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
11207 (loop_optimizer_finalize): Use ggc_free.
11208 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
11209 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
11210 pass_iv_optimize): Add TODO_ggc_collect.
11211 * function.h (struct function): Remove skip marker from
11213 * cfgloop.c: Include ggc.h.
11214 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
11216 (establish_preds): Vector superloops is gc allocated.
11217 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
11219 (flow_loops_find): Vector larray is gc allocated.
11220 (loop_exit_free): Use ggc_free.
11221 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
11222 that head of exits list is now not a part of struct loop.
11223 (record_loop_exits): Allocate exits table in gc memory.
11224 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
11225 that head of exits list is now not a part of struct loop.
11226 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
11227 struct loop_exit): Add GTY marker.
11228 (struct loop): Add GTY marker. Make superloops vector gc allocated.
11229 Add skip marker to aux field. Make head of exits list a separate
11231 (struct loops): Add GTY marker. Make larray vector gc allocated.
11232 Add param marker to exits table.
11233 (get_loops): Type changed.
11234 * Makefile.in (tree-scalar-evolution.o): Add
11235 gt-tree-scalar-evolution.h dependency.
11236 (cfgloop.o, loop-init.o): Add ggc.h dependency.
11237 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
11238 * basic-block.h (struct basic_block_def): Remove skip marker from
11241 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
11243 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
11244 of 0 in the call to expand_expr().
11245 (expand_builtin_mathfn_3): Ditto.
11246 (expand_builtin_interclass_mathfn): Ditto.
11247 (expand_builtin_cexpi): Ditto.
11248 (expand_builtin_int_roundingfn): Ditto.
11249 (expand_builtin_int_roundingfn_2): Ditto.
11250 (expand_builtin_pow): Ditto.
11251 (expand_builtin_powi): Ditto.
11252 (expand_builtin_bswap): Ditto.
11253 (expand_builtin_unop): Ditto.
11254 (expand_builtin_fabs): Ditto.
11255 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
11256 the call to expand_expr().
11257 (expand_builtin_sync_operation): Ditto.
11258 (expand_builtin_compare_and_swap): Ditto.
11259 (expand_builtin_lock_test_and_set): Ditto.
11260 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
11261 instead of 0 in the call to expand_expr().
11262 (expand_builtin_extract_return_addr): Ditto.
11263 (expand_builtin_eh_return): Ditto.
11264 (expand_eh_return): Ditto.
11265 * explow.c (expr_size): Ditto.
11266 * expr.c (optimize_bitfield_assignment_op): Ditto.
11267 (expand_assignement): Ditto.
11268 (store_expr): Ditto.
11269 (store_field): Ditto.
11270 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
11271 the call to expand_expr().
11272 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
11273 in the call to expand_expr().
11274 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
11275 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
11276 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
11278 * optabs.c (expand_vec_shift_expr): Ditto.
11279 (expand_vec_cond_expr): Ditto.
11280 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
11281 call to expand_expr().
11282 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
11283 in the call to expand_expr().
11285 2007-05-14 Dave Korn <dave.korn@artimi.com>
11287 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
11289 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
11291 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
11292 instead of c_common_unsigned_type.
11293 (c_common_unsigned_type): Remove.
11294 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
11295 c_common_unsigned_type.
11296 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
11297 c_common_unsigned_type.
11298 * c-common.h (c_common_unsigned_type): Remove.
11299 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
11300 c_common_unsigned_type.
11301 * c-format.c (check_format_types): Use unsigned_type_for instead of
11302 c_common_unsigned_type.
11303 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11304 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
11305 of c_common_unsigned_type.
11306 * convert.c (convert_to_integer): Use unsigned_type_for instead of
11307 lang_hooks.types.unsigned_type.
11308 * expmed.c (make_tree): Use unsigned_type_for instead of
11309 lang_hooks.types.unsigned_type.
11310 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
11311 lang_hooks.types.unsigned_type.
11312 (build_range_check): Likewise.
11313 (fold_unary): Likewise.
11314 (fold_binary): Likewise.
11315 (fold_ternary): Likewise.
11316 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11317 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
11318 * tree.c (get_unsigned_type): New.
11319 (unsigned_type_for): Use get_unsigned_type instead of
11320 lang_hooks.types.unsigned_type.
11322 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
11324 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
11325 to m68k_get_function_kind. Update its prototype.
11326 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
11328 (m68k_interrupt_function_p): Return enum m68k_function_type
11329 instead of bool. Rename to m68k_get_function_kind.
11330 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
11331 target is not fido.
11332 (m68k_compute_frame_layout): Don't mark any register for save
11333 if an interrupt_thread attribute is specified.
11334 (m68k_hard_regno_rename_ok): Update a use of
11335 m68k_interrupt_function_p.
11336 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
11337 m68k_interrupt_function_p.
11338 (m68k_function_type): New.
11339 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
11340 for a function with an interrupt_thread attribute.
11341 * doc/extend.texi: Document the interrupt_thread attribute.
11343 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
11345 Fix PR tree-optimization/31911
11346 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
11347 if they didn't change the expression.
11349 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
11351 * tree-scalar-evolution.c (resolve_mixers): Exported.
11352 * tree-scalar-evolution.h (resolve_mixers): Declare.
11353 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
11354 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
11355 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
11356 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
11357 init_array_ref, init_pointer_ref, analyze_indirect_ref,
11358 strip_conversion, analyze_offset_expr, address_analysis,
11359 object_analysis, analyze_offset): Removed.
11360 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
11361 split_constant_offset, canonicalize_base_object_address,
11362 object_address_invariant_in_loop_p, disjoint_objects_p,
11363 dr_may_alias_p, dr_address_invariant_p): New functions.
11364 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
11365 and dr_analyze_alias.
11366 (initialize_data_dependence_relation): Use dr_may_alias_p
11367 and object_address_invariant_in_loop_p.
11368 (compute_self_dependence): Handle the case when
11369 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
11370 (find_data_references_in_stmt): Restrict the analysis of data
11371 references to the given loop nest.
11372 (find_data_references_in_loop): Made static. Pass loop nest to
11373 find_data_references_in_stmt.
11374 (compute_data_dependences_for_loop): Use DR_VOPS.
11375 (free_data_ref): Free DR_VOPS.
11376 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
11377 (struct innermost_loop_behavior): ... new.
11378 (struct base_object_info): Replaced by ...
11379 (struct indices): ... new.
11380 (struct dr_alias): New.
11381 (enum data_ref_type): Removed.
11382 (struct data_reference): Consist of struct innermost_loop_behavior,
11383 struct indices and struct dr_alias.
11384 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
11385 (DR_MEMTAG): Renamed to ...
11386 (DR_SYMBOL_TAG): ... this.
11387 (find_data_references_in_loop): Declaration removed.
11388 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
11389 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
11390 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
11391 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
11393 2007-05-13 Revital Eres <eres@il.ibm.com>
11395 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
11396 which walks virtual def-use chains to find redundant stores.
11397 (dse_optimize_stmt): Call it.
11399 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11401 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
11402 * passes.c (init_optimization_passes): Move pass_jump_bypass
11405 * basic-block.h (bb_has_eh_pred): Fix style issue.
11407 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11409 PR rtl-optimization/31848
11410 * loop-invariant.c (move_invariant_reg): If we move an insn
11411 with a REG_EQUAL note, and that insn is not always executed,
11412 remove the REG_EQUAL note.
11414 2007-05-12 Richard Guenther <rguenther@suse.de>
11416 PR tree-optimization/31797
11417 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
11418 propagate into a stmt that has volatile ops.
11420 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11422 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11423 (gcc_tooldir): Likewise.
11424 * configure: Regenerate.
11425 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11426 old configure.ac gcc_tooldir setting.
11427 (prefix_to_exec_prefix): New variable.
11428 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11429 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11431 2007-05-11 Silvius Rus <rus@google.com>
11433 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
11434 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
11435 * c-common.h (strict_aliasing_warning): Change return type.
11436 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
11437 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
11438 (build_c_cast): Condition call to strict_aliasing_warning.
11439 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
11440 * flags.h (set_Wstrict_aliasing): Declare.
11441 * opts.c (set_Wstrict_alising): Define, add call to.
11442 * tree-flow.h (strict_aliasing_warning_backend): Declare.
11443 * tree-ssa-alias-warnings.c: New file.
11444 * tree-ssa-alias.c (compute_may_aliases): Add call to
11445 strict_aliasing_warning_backend.
11447 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
11449 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11450 Use loop_depth and loop_outer accessor functions.
11451 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
11452 determine_invariantness_stmt, move_computations_stmt): Ditto.
11453 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
11454 add_loop, loopify, unloop, fix_loop_structure): Ditto.
11455 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
11456 * tree-scalar-evolution.c (interpret_loop_phi,
11457 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
11458 instantiate_parameters_1, scev_const_prop): Ditto.
11459 * cfghooks.c (make_forwarder_block): Ditto.
11460 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
11461 * modulo-sched.c (loop_canon_p): Ditto.
11462 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
11463 slpeel_can_duplicate_loop_p): Ditto.
11464 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
11465 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11466 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
11467 cancel_loop, verify_loop_structure): Ditto.
11468 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
11469 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
11470 superloops vector instead of "pred" array.
11471 (establish_preds): Take father loop as an argument. Initialize the
11473 (flow_loop_tree_node_add): Pass father loop to establish_preds.
11474 Do not initialize loop->outer.
11475 (flow_loop_tree_node_remove): Truncate the superloops vector.
11476 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
11477 "pred" merged to "superloops" vector.
11478 (loop_depth, loop_outer): New.
11479 (fel_init): Use loop_outer.
11481 2007-05-11 Jan Hubicka <jh@suse.cz>
11483 * cgraphunit.c: Include gt-cgraphunit.h
11484 (static_ctors, static_dtors): New static vars.
11485 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
11486 based on implementation in c-common.c
11487 (cgraph_finalize_function): Call record_cdtor_fn.
11488 (cgraph_optimize): Call cgraph_build_cdtor_fns.
11489 * decl.c (finish_function): Do not call c_record_cdtor_fn.
11490 (c_write_global_declarations): Do not call c_build_cdtor_fns.
11491 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
11492 build_cdtor, c_build_cdtor_fns): Remove.
11493 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
11494 c_build_cdtor_fns): Remove prototype.
11496 2007-05-11 Paolo Carlini <pcarlini@suse.de>
11499 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
11500 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
11501 * builtins.c (fold_builtin_memchr): New.
11502 (expand_builtin_memchr): Call the latter.
11503 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
11504 * doc/extend.texi ([Other built-in functions provided by GCC]):
11507 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
11509 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
11510 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
11511 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
11512 PFPO_OP1_TYPE_SHIFT): Constants added.
11513 (DFP_ALL): Mode macro defined.
11514 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
11515 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
11516 Insn definitions added.
11517 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
11518 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
11521 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
11523 PR tree-optimization/31885
11524 * tree-chrec.c (chrec_contains_undetermined): Do not consider
11525 NULL_TREE to be undetermined.
11526 (automatically_generated_chrec_p): Return false for NULL.
11528 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11530 * config/bfin/bfin.h (MOVE_RATIO): Define.
11532 2007-05-10 Richard Sandiford <richard@codesourcery.com>
11534 * config.gcc (sparc-wrs-vxworks): New target.
11535 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
11536 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
11537 * config/sparc/sparc.h: Include vxworks-dummy.h.
11538 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
11539 include LABEL_REFs too.
11540 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
11541 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
11543 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
11545 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
11546 (sparc_emit_call_insn): New function.
11547 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
11548 functions when generating VxWorks PIC.
11549 * config/sparc/sparc.md (vxworks_load_got): New pattern.
11550 (call, call_value): Use sparc_emit_call_insn instead of
11553 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11555 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
11557 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11559 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
11560 for floating-point values if HOST_BITS_PER_LONG > 32. Use
11561 split_double instead of operand_subword.
11563 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11565 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
11566 * config/bfin/bfin.c (bfin_local_alignment): New function.
11567 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
11569 2007-05-08 Chao-ying Fu <fu@mips.com>
11571 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
11572 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
11573 (smsub_widen_optab, umsub_widen_optab): Define.
11574 * optabs.c (init_optabs): Initialize smsub_widen_optab and
11576 * genopinit.c (optabs): Fill in smsub_widen_optab and
11578 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
11579 and umsub_widen_optab to implement multiply-subtract sequences.
11580 * config/mips/mips.md (*msac<u>_di): Rename to...
11581 (<u>msubsidi4): ...this. Extend condition to include
11582 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11583 of operand 0 to "ka" and use the three-operand form of msub<u>
11585 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
11588 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11590 PR rtl-optimization/28011
11591 * reload.c (push_reload): Set dont_share if IN appears in OUT
11592 also when IN is a PLUS rtx.
11593 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
11596 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
11598 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
11599 call unshare_all_decls.
11600 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
11601 (unshare_all_decls): Remove.
11603 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
11606 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
11609 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
11610 Nigel Stephens <nigel@mips.com>
11612 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
11613 Update comments and all uses.
11614 (MIN_FPRS_PER_FMT): Define.
11615 * config/mips/mips.c (function_arg): Fix to correctly handle
11616 the -mips32r2 -mfp64 -mabi=32 case.
11617 (override_options): Enable use of odd-numbered registers for
11618 SFmode values on MIPS32.
11619 (mips_save_reg_p): Save whole floating-point register pair if
11620 either half is used.
11621 (compute_frame_size): Fix comment.
11623 2007-05-08 Jie Zhang <jie.zhang@analog.com>
11625 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
11626 argument of type bool.
11627 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
11628 argument. Safely select temporary P register according to it.
11629 (do_link): Change call site of add_to_reg accordingly.
11630 (do_unlink): Add epilogue_p as a fourth argument and pass it
11632 (expand_interrupt_handler_epilogue): Change call of do_unlink
11634 (bfin_expand_prologue): Add a third argument sibcall_p.
11635 * config/bfin/bfin.md (epilogue): Change call of
11636 bfin_expand_epilogue accordingly.
11637 (sibcall_epilogue): Likewise.
11638 (eh_return_internal): Likewise.
11640 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
11641 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
11642 * config/bfin/bfin.c (bfin_handle_option): Handle
11643 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
11644 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
11645 Support bf534, bf536 and bf561.
11646 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
11648 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
11651 * config/i386/i386.c (ix86_function_regparm): Process local
11652 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
11654 2007-05-07 Mike Stump <mrs@apple.com>
11656 * doc/invoke.texi (Warning Options): Document that -Wempty-body
11657 also checks for and while statements in C++.
11659 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
11661 * gcc.c (at_file_supplied): New variable.
11662 (main): Set it if we expanded argv.
11663 (do_spec_1): Pass an @-file to the linker if we were called with
11664 an @-file argument and HAVE_GNU_LD.
11665 * collect2.c (at_file_supplied): New variable.
11666 (response_file): New variable.
11667 (collect_exit): Unlink response_file if necessary.
11668 (handler): Likewise.
11669 (do_wait): Likewise.
11670 (main): Set at_file_supplied if we expanded argv.
11671 (collect_execute): Pass an @-file to subprocesses if we were called
11672 with an @-file argument.
11673 * configure.ac: Add define for HAVE_GNU_LD.
11674 * configure: Regenerate.
11675 * config.in: Regenerate.
11677 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
11679 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
11680 operand to HI mode.
11685 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
11687 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
11688 (TARGET_ENCODE_SECTION_INFO): Re-define.
11689 (m32c_encode_section_info): New
11690 (function_vector_handler): New
11691 (current_function_special_page_vector): New
11692 (m32c_special_page_vector_p): New.
11693 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
11695 * config/m32c/jump.md: Added instruction JSRS for functions
11696 with attribute "function_vector".
11697 * doc/extend.texi (function_vector): Added description
11698 for M16C, M32C targets.
11700 2007-05-07 DJ Delorie <dj@redhat.com>
11703 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
11704 ashrpsi3, lshrpsi3): Update shift count constraint.
11706 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
11707 Nathan Froyd <froydnj@codesourcery.com>
11710 * c-incpath.c (add_path): Strip trailing path separators.
11712 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
11714 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
11715 Free dominance info before purging EH edges.
11716 (eliminate_degenerate_phis): Likewise.
11717 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
11719 2007-05-07 Jan Hubicka <jh@suse.cz>
11721 * gimplify.c (gimplify_expr): Do not crash when folding
11722 (void *)(int)&a + 4.
11724 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11727 * c-opts.c (lang_fortran): Make it non static.
11728 * c-common.h (lang_fortran): New prototype.
11729 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
11730 -lang-fortran option was passed by the driver.
11732 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
11734 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
11735 of ASSERT_CHECKING. Tweak message.
11737 2007-05-06 Revital Eres <eres@il.ibm.com>
11740 * loop-unroll.c (insert_var_expansion_initialization):
11741 Initialize the expansions with -zero instead of +zero.
11743 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
11745 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
11746 into pic and non-pic versions. Mark r19 as used for
11747 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
11748 for tgd_load, tld_load and tie_load .
11749 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
11750 version of tgd_load, tld_load and tie_load depending on the
11753 2007-05-04 Ulrich Drepper <drepper@redhat.com>
11754 Jakub Jelinek <jakub@redhat.com>
11756 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
11757 (__do_global_dtors_aux): Use more paranoid loop to run
11758 destructors if HIDDEN_DTOR_LIST_END.
11759 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
11761 2007-05-04 Jakub Jelinek <jakub@redhat.com>
11763 * varasm.c (align_variable): Don't increase alignment for
11764 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
11765 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
11767 2007-05-04 Josh Conner <jconner@apple.com>
11769 * basic-block.h (cdi_direction): Assign values to all enumeration
11771 (dom_computed): Remove.
11772 (dom_info_state): New.
11773 (set_dom_info_availability): New.
11774 * tree-ssa-loop-im.c (determine_invariantness): Initialize
11775 walk_data.dom_direction.
11776 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
11777 instead of dom_computed[].
11778 (split_edge): Likewise.
11779 (create_basic_block): Likewise.
11780 (merge_blocks): Likewise.
11781 * ifcvt.c (find_if_header): Likewise.
11782 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
11783 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
11784 * tree-ssa.c (verify_ssa): Likewise.
11785 * tree-cfg.c (tree_verify_flow_info): Likewise.
11786 (remove_edge_and_dominated_blocks): Likewise.
11787 * dominance.c (dom_computed): Make static.
11788 (calc_dfs_tree_nonrec): Change third param to a bool.
11789 (calc_dfs_tree): Change second param to a bool.
11790 (calc_idioms): Change second param to a bool. Use
11791 dom_convert_dir_to_idx.
11792 (init_dom_info): Validate dir before using.
11793 (dom_convert_dir_to_idx): New.
11794 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
11795 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
11796 (free_dominance_info): Use dom_convert_dir_to_idx.
11797 (get_immediate_dominator): Likewise.
11798 (set_immediate_dominator): Likewise.
11799 (get_dominated_by): Likewise.
11800 (redirect_immediate_dominators): Likewise.
11801 (nearest_common_denominator): Likewise.
11802 (dominated_by_p): Likewise.
11803 (bb_dom_dfs_in): Likewise.
11804 (bb_dom_dfs_out): Likewise.
11805 (recount_dominator): Likewise.
11806 (iterate_fix_dominators): Likewise.
11807 (add_to_dominance_info): Likewise.
11808 (delete_from_dominance_info): Likewise.
11809 (first_dom_son): Likewise.
11810 (next_dom_son): Likewise.
11811 (dom_info_available_p): Likewise.
11812 (dom_info_state): New.
11813 (set_dom_info_availability): New.
11815 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11817 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
11819 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
11821 2007-05-04 Bob Wilson <bob.wilson@acm.org>
11823 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
11824 (subdi3, subdi_carry): Delete.
11826 2007-05-04 Jan Hubicka <jh@suse.cz>
11827 Richard Guenther <rguenther@suse.de>
11829 * opts.c (decode_options): Do not fiddle with inlining
11830 parameters in case of optimizing for size.
11831 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
11832 for size do nothing.
11833 (cgraph_decide_inlining_of_small_function): When optimizing for
11834 size never inline functions increasing caller size.
11835 (cgraph_early_inlining): Inline for size when optimizing for size.
11837 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
11839 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
11840 logical operations piecewise.
11841 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
11842 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
11843 subdi_sesidi_di): Delete.
11844 (add_with_carry): Produce carry in CC instead of a DREG to shorten
11845 the generated sequence. Allow three-reg add in constraints. Rewrite
11846 the rtl expression for carry to avoid zero_extend of a constant.
11847 (sub_with_carry): New pattern.
11848 (adddi3, subdi3): Change into define_expand. For subtract, generate a
11849 different sequence not involving jumps.
11850 (notbi): Now a named pattern.
11852 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
11854 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
11855 Add the note about a significant loss of accuracy of some
11856 mathematical routines when these options are used.
11858 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11860 * haifa-sched.c (rtx_vec_t): New typedef.
11861 (contributes_to_priority_p): Extract piece of priority () into new
11863 (priority): Use the function. Add assertion.
11864 (rank_for_schedule, set_priorities): Add assertion to check that
11865 insn's priority is initialized.
11866 (clear_priorities, calc_priorities): Change signature. Make it update
11867 all relevant insns. Update all callers ('add_to_speculative_block ()'
11868 and 'create_block_check_twin ()').
11869 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
11870 Add new field 'priority_status'.
11871 (INSN_PRIORITY_STATUS): New macro.
11872 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
11874 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11876 * sched-ebb.c (debug_ebb_dependencies): New static function.
11877 (init_ready_list): Use it.
11879 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
11880 with changed signature and 'debug_rgn_dependencies ()'.
11881 (debug_rgn_dependencies): New static function.
11882 (init_ready_list): Use it.
11884 * sched-int.h (debug_dependencies): Declare.
11886 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11888 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
11890 2007-05-04 Dirk Mueller <dmueller@suse.de>
11892 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
11894 2007-05-03 Jan Hubicka <jh@suse.cz>
11896 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
11897 ((T1)X op (T1)Y), for pointer type in more cases than before.
11899 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
11901 * tree-object-size.c (plus_expr_object_size): When operand size is
11902 unknown, return unknown.
11904 2007-05-03 Dirk Mueller <dmueller@suse.de>
11906 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11908 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11911 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11913 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11915 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11917 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11919 * config/soft-fp/double.h, config/soft-fp/extended.h,
11920 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11921 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11922 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11923 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11926 2007-05-03 Ian Lance Taylor <iant@google.com>
11928 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11929 MASK_PPC_GFXOPT for 8540 or 8548.
11931 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11933 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11934 vect_print_dump_info() to output debug information.
11936 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11939 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11940 operands of size 2 when operand is not MEM_P.
11942 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11944 PR tree-optimization/30565
11945 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11947 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11949 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11950 (umulsi3_highpart): Use them.
11951 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11952 for final accumulator to D regisster tranfser.
11954 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11956 PR tree-optimization/31699
11957 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11959 (vect_enhance_data_refs_alignment): Compute peel amount using
11960 TYPE_VECTOR_SUBPARTS instead of vf.
11961 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11963 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11966 * system.h: Remove inclusion of double-int.h
11967 * tree.h: Include double-int.h
11968 * gengtype.c: Likewise
11969 * cfgloop.h: Likewise
11970 * Makefile.in: Adjust dependencies on double-int.h
11972 2007-05-02 Eric Christopher <echristo@apple.com>
11974 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11975 -shared to -Zdynamiclib.
11977 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11980 * c-common.c (strip_pointer_or_array_types): New function.
11981 * c-common.h (strip_pointer_or_array_types): New function declaration.
11983 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11985 PR tree-optimization/31771
11986 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11988 2007-05-02 Paul Brook <paul@codesourcery.com>
11990 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11992 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11994 PR middle-end/29715
11995 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11998 2007-05-02 Nick Clifton <nickc@redhat.com>
12000 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
12002 2007-05-02 Richard Guenther <rguenther@suse.de>
12004 PR tree-optimization/31146
12005 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
12006 argument, single_use_p. If we have a single use that is
12007 a conversion to the definition rhs type, propagate that rhs.
12008 (forward_propagate_addr_expr): Pass single_use_p argument
12009 to forward_propagate_addr_expr_1.
12011 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
12013 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
12016 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12018 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
12019 'AMD Family 10 core'.
12021 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12023 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
12024 and athlon64-sse3 as improved versions of k8, opteron and athlon64
12025 with SSE3 instruction set support.
12026 * doc/invoke.texi: Likewise.
12028 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12030 * config/i386/i386.c (override_options): Tuning 32-byte loop
12031 alignment for amdfam10 architecture. Increasing the max loop
12032 alignment to 24 bytes.
12034 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
12036 * config/m68k/constraints.md: New.
12037 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
12038 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12039 EXTRA_CONSTRAINT): Remove.
12040 * config/m68k/m68k.md: Include constraints.md.
12041 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
12043 2007-05-01 Ian Lance Taylor <iant@google.com>
12045 PR tree-optimization/31739
12046 * tree-vrp.c (vrp_val_is_max): New static function.
12047 (vrp_val_is_min): New static function.
12048 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
12050 (set_value_range): Use vrp_val_is_{max,min}.
12051 (extract_range_from_assert): Likewise.
12052 (extract_range_from_binary_expr): Likewise.
12053 (extract_range_from_unary_expr): Likewise.
12054 (dump_value_range, vrp_meet): Likewise.
12055 (vrp_visit_phi_node): Likewise.
12056 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
12058 2007-05-01 Mark Mitchell <mark@codesourcery.com>
12060 * config/i386/gmon-sol2.c (size_t): New type.
12061 (intptr_t): Likewise.
12062 (s_textsize): Declare as size_t.
12064 (monstartup): Use size_t for sizes.
12065 (_mcount): Save and restore registers.
12066 (internal_mcount): Pass 0 as the first argument to monstartup
12068 (moncontrol): Convert pointer to appropriately sized integer
12069 before passing to profil.
12071 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12073 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
12074 __NO_FPRS__, not just if _SOFT_DOUBLE.
12075 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
12076 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
12077 also for E500 double.
12078 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
12079 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
12082 2007-05-01 Richard Guenther <rguenther@suse.de>
12084 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
12087 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12089 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
12091 2007-05-01 Jan Hubicka <jh@suse.cz>
12093 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
12096 2007-05-01 Jan Hubicka <jh@suse.cz>
12098 * tree.h (maybe_fold_offset_to_component_ref): Remove.
12099 (maybe_fold_offset_to_reference): Declare.
12100 * fold-const.c (fold_unary): Do not fold
12101 (type *)&A into &A->field_of_type_and_offset_0
12102 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
12103 size is unknown, give up.
12104 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
12106 (maybe_fold_offset_to_reference): New.
12107 (maybe_fold_stmt_indirect): Use it.
12108 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
12109 * gimplify.c (gimplify_conversion): Canonicalize conversions to
12111 (gimplify_expr): Likewise for plus_expr.
12113 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
12115 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
12116 bsi_after_labels. Always insert statements before bsi.
12117 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
12118 * predict.c (apply_return_prediction): Check for empty blocks.
12119 * cfgexpand.c (lab_rtx_for_bb): New variable.
12120 (label_rtx_for_bb): Do not create new tree labels.
12121 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
12122 (tree_expand_cfg): Initialize lab_rtx_for_bb.
12123 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
12125 (label_for_bb): Add field used.
12126 (update_eh_label, main_block_label): Mark the label used.
12127 (cleanup_dead_labels): Remove unused labels.
12129 2007-05-01 Richard Guenther <rguenther@suse.de>
12131 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
12132 if it is not about to be set.
12133 (get_value_range): Do not pre-allocate equiv bitmap.
12134 (update_value_range): No need to clear equiv field.
12135 (add_equivalence): Change prototype to get bitmap pointer.
12136 Allocate bitmap here if it is not already.
12137 (extract_range_from_assert): Do not allocate bitmap here.
12138 Update callers to add_equivalence.
12139 (extract_range_from_ssa_name): Likewise.
12140 (get_vr_for_comparison): New static helper.
12141 (compare_name_with_value): Handle NULL equiv bitmap by
12142 peeling the first iteration of the comparison loop.
12143 Use get_vr_for_comparison.
12144 (compare_names): Handle NULL equiv bitmaps by using fake
12145 ones. Use get_vr_for_comparison.
12147 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
12149 * double-int.c (mpz_set_double_int): Moved from
12150 tree-ssa-loop-niter.c.
12151 (mpz_get_double_int): Likewise; also, add option to wrap
12152 out-of-range integers.
12153 * double-int.h: New prototypes for above.
12154 * tree.c (get_static_type_bounds): Moved from
12155 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
12156 TYPE_MAX_VALUE if they exist..
12157 * tree.h: New prototype for above.
12158 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
12159 get_type_bounds calls.
12160 (mpz_set_double_int): Move to double-int.c.
12161 (get_type_bounds): Move to tree.c, rename to
12162 get_static_type_bounds.
12163 (mpz_to_double_int): Move to double-int.c, rename to
12164 mpz_get_double_int.
12166 2007-04-30 Bob Wilson <bob.wilson@acm.org>
12168 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
12169 DIV0 exception can fall through to a normal return.
12171 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
12173 PR middle-end/22156
12174 Temporarily revert:
12175 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12176 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12177 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12178 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12179 initialize align to silence bogus warning.
12180 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12181 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12183 (struct sra_walk_fns): Remove use_all parameter from use.
12184 (sra_hash_tree): Handle BIT_FIELD_REFs.
12185 (sra_elt_hash): Don't hash bitfld blocks.
12186 (sra_elt_eq): Skip them in parent compares as well. Handle
12188 (sra_walk_expr): Don't maintain or pass down use_all_p.
12189 (scan_use): Remove use_all parameter.
12190 (scalarize_use): Likewise. Re-expand assignment to
12191 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12192 output, and re-scalarize after output. Don't mark anything
12194 (scalarize_ldst): Adjust.
12195 (scalarize_walk_gimple_modify_statement): Likewise.
12196 (build_element_name_1): Handle BIT_FIELD_REFs.
12197 (instantiate_element): Don't warn for any element whose parent
12198 is used as a whole.
12199 (instantiate_missing_elements_1): Return the sra_elt.
12200 (canon_type_for_field): New.
12201 (try_instantiate_multiple_fields): New.
12202 (instantiate_missing_elemnts): Use them.
12203 (mark_no_warning): Removed.
12204 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12205 (REPLDUP, sra_build_elt_assignment): New.
12206 (generate_copy_inout): Use them.
12207 (generate_element_copy): Likewise. Handle bitfld differences.
12208 (generate_element_zero): Don't recurse for blocks. Use
12209 sra_build_elt_assignment.
12210 (generate_one_element_int): Take elt instead of var. Use
12211 sra_build_elt_assignment.
12212 (generate_element_init_1): Adjust.
12213 (scalarize_use, scalarize_copy): Use REPLDUP.
12214 (scalarize_ldst): Move assert before dereference.
12215 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12217 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12220 * tree.c (reconstruct_complex_type): Reconstruct a reference
12222 Also use the same mode for the pointer as the old pointer type.
12224 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12226 * doc/trouble.texi (Interoperation): Remove note about Ultrix
12229 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
12231 PR rtl-optimization/31676
12232 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
12233 (df_refs_record): Call it.
12235 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12237 * rtl.def (SS_ABS): New code.
12238 * config/bfin/bfin.c (print_operand): New modifier 'v'.
12239 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
12240 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
12241 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
12242 (bfin_init_builtins): Define them.
12243 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
12244 (bfin_expand_builtin): ... and handle the others here.
12245 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
12246 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
12247 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
12248 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
12249 operand is only HImode.
12251 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
12253 * regclass.c (scan_one_insn): Remove splitting of
12256 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
12257 Nigel Stephens <nigel@mips.com>
12259 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
12261 2007-04-28 Jan Hubicka <jh@suse.cz>
12263 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
12264 insn_locators_alloc instead of insn_locators_initialize;
12265 call reset_block_changes.
12266 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12267 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
12268 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
12269 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12270 * config/score/score.c (th_output_mi_thunk): Likewise.
12271 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12272 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
12273 tolerate uninitialized locator info.
12276 * function.c (init_function_start): Don't init line number info.
12277 (expand_function_end): Update.
12278 (reset_block_changes, record_block_change, finalize_block_changes,
12279 check_block_change, free_block_changes): Kill.
12280 * function.h (reset_block_changes, record_block_change,
12281 finalize_block_changes, check_block_change, free_block_changes):
12283 (struct function): Remove ib_boundaries_block.
12284 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12285 Use curr_insn_locator to initialize locator.
12286 (emit_line_note): Remove.
12287 * cfgexpand.c (expand_gimple_cond_expr): Update.
12288 (construct_exit_block): Likewise.
12289 (tree_expand_cfg): Initialize/finalize locators.
12290 * expr.c (expand_expr_real): Update.
12291 * cfglayout.c (line_locators_locs, line_locators_lines,
12292 file_locators_locs, file_locators_files): Remove.
12293 (set_block_levels): Move to cfgexpand.c.
12294 (insn_locators_initialize): Remove.
12295 (pass_insn_locators_initialize): Remove.
12296 (locations_locators_locs, locations_locators_vals): New static vars.
12297 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12299 (insn_locators_alloc, insn_locators_finalize,
12300 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12302 (locator_location): New.
12303 (locator_line, locator_file): Rewrite.
12304 * rtl.h (emit_line_note): Kill.
12305 (insn_locators_alloc, insn_locators_finalize,
12306 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12308 * tree-inline.c (initialize_cfun): Do not initialize
12309 ib_boundaries_block.
12310 * passes.c (pass_insn_locators_initialize): Remove.
12312 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
12314 * tree-cfg.c (move_block_to_fn): Release bb from dominance
12315 info. Update last_basic_block correctly.
12317 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
12320 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
12321 register itself to hold the offset constant. Tell flow the use
12322 of r4 and r5 when they are used.
12324 2007-04-27 Richard Guenther <rguenther@suse.de>
12326 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
12327 if we simplified anything.
12328 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
12329 warnings until we did a simplification and the stmt was not
12330 marked as TREE_NO_WARNING.
12332 2007-04-27 Mike Stump <mrs@apple.com>
12334 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
12336 2007-04-27 Ian Lance Taylor <iant@google.com>
12338 PR middle-end/31710
12339 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
12340 TYPE_MAX_VALUE exist, convert them to the new type.
12342 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12344 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
12345 if it claims to be available.
12346 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
12347 edge is redirected.
12348 (perform_tree_ssa_dce): Always free postdominators.
12350 2007-04-27 Richard Henderson <rth@redhat.com>
12352 * config/alpha/predicates.md (aligned_memory_operand): Mark
12353 as define_special_predicate.
12354 (unaligned_memory_operand, normal_memory_operand): Likewise.
12355 (reg_or_unaligned_mem_operand): Remove.
12356 (any_memory_operand): Match the documentation and check for
12357 non-renumbered pseudos during reload.
12358 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
12359 alpha_secondary_reload_class, update to new interface, make static.
12360 Handle CQImode like HImode. Remove FP subreg check.
12361 (alpha_expand_mov): Use replace_equiv_address.
12362 (alpha_expand_mov_nobwx): Use any_memory_operand.
12363 (TARGET_SECONDARY_RELOAD): New.
12364 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
12365 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12366 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
12367 * config/alpha/alpha.md: ... here.
12368 (RELOAD12, reloadmode): New.
12370 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
12371 Don't handle the aligned case here.
12372 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
12373 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
12374 reload_inhi_help. Don't expect a scratch register.
12375 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
12377 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
12379 2007-04-27 Richard Guenther <rguenther@suse.de>
12381 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
12383 2007-04-27 Richard Guenther <rguenther@suse.de>
12385 PR tree-optimization/30965
12386 PR tree-optimization/30978
12387 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
12388 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
12389 (find_equivalent_equality_comparison): Likewise.
12390 (simplify_cond): Likewise.
12391 (get_prop_source_stmt): New helper.
12392 (get_prop_dest_stmt): Likewise.
12393 (can_propagate_from): Likewise.
12394 (remove_prop_source_from_use): Likewise.
12395 (combine_cond_expr_cond): Likewise.
12396 (forward_propagate_comparison): New function.
12397 (forward_propagate_into_cond): Rewrite to use fold for
12399 (tree_ssa_forward_propagate_single_use_vars): Call
12400 forward_propagate_comparison to propagate comparisons.
12402 2007-04-27 Richard Guenther <rguenther@suse.de>
12404 PR tree-optimization/31715
12405 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
12406 sure to do computation on the offset in an appropriate
12409 2007-04-27 Richard Sandiford <richard@codesourcery.com>
12411 * reload.h (elimination_target_reg_p): Declare.
12412 * reload.c (find_reloads): Don't apply the reg_rtx move
12413 optimization if the SET_DEST satisfies elimination_target_reg_p.
12414 * reload1.c (elimination_target_reg_p): New function.
12415 (gen_reload): In the move/add2 fallback, make sure that op0
12416 does not overlap the destination register.
12418 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12420 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
12421 transform only GIMPLE_MODIFY_STMTs.
12422 * tree-complex.c (expand_complex_operations_1): Ditto.
12423 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
12424 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
12425 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
12427 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12428 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
12429 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
12430 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
12431 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
12432 slpeel_add_loop_guard): Ditto.
12433 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12434 * lambda-code.c (perfect_nestify): Ditto.
12435 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
12436 before the first statement.
12437 * tree-optimize.c (execute_free_datastructures): Fix comments.
12438 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
12439 * tree-flow.h (disband_implicit_edges): Declaration removed.
12440 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
12442 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
12443 COND_EXPRs without gotos.
12444 (disband_implicit_edges, has_label_p): Removed.
12445 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
12446 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
12448 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
12450 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
12451 also for COND_EXPRs.
12452 * cfgexpand.c (label_rtx_for_bb): New function.
12453 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
12454 Use label_rtx_for_bb to find the labels.
12455 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
12456 last block. Detect fallthru edges.
12458 2007-04-26 Ian Lance Taylor <iant@google.com>
12461 * reload.c (find_reloads_subreg_address): If the address was valid
12462 in the original mode but not in the new mode, reload the whole
12465 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12467 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
12468 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
12469 (cleanup_control_expr_graph): Do not invalidate dominance info.
12470 Record altered blocks.
12471 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
12472 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
12473 cleanup_tree_cfg_bb): New functions.
12474 (remove_forwarder_block): Do not maintain the worklist of blocks.
12475 Record altered blocks.
12476 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
12477 not over whole cfg.
12478 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
12479 delete_unreachable_blocks if dominators are not available.
12480 * tree-inline.c (optimize_inline_calls): Free dominance information
12482 * tree-flow.h (remove_edge_and_dominated_blocks,
12483 cfgcleanup_altered_bbs): Altered.
12484 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
12486 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
12488 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
12489 do not invalidate dominators.
12491 2007-04-26 Anatoly Sokolov <aesok@post.ru>
12493 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
12494 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
12495 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12496 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12498 2007-04-26 Steve Ellcey <sje@cup.hp.com>
12500 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
12502 2007-04-26 Richard Guenther <rguenther@suse.de>
12504 PR tree-optimization/31703
12505 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
12506 the right type for the target of the bittest.
12508 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12510 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
12511 ix86_sol10_return_in_memory.
12513 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12515 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
12518 2007-04-26 Jakub Jelinek <jakub@redhat.com>
12521 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
12523 PR tree-optimization/30558
12524 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
12525 clear this_state.prev_try.
12527 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12528 Mark Mitchell <mark@codesourcery.com>
12530 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
12531 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
12532 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
12534 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12537 * doc/invoke.texi (%:print-asm-header): Document.
12538 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
12540 (static_spec_functions): Add print-asm-header.
12541 (main): Print a banner before the --target-help linker options.
12542 (print_asm_header_spec_function): New function.
12544 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
12547 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
12548 (movsf_ie): Likewise.
12550 2007-04-25 Paolo Carlini <pcarlini@suse.de>
12552 * doc/extend.texi ([Type Traits]): Adjust per N2255.
12554 2007-04-25 Bob Wilson <bob.wilson@acm.org>
12556 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
12557 exception for divide-by-zero.
12558 (__umodsi3, __modsi3): Likewise.
12560 2007-04-25 Dirk Mueller <dmueller@suse.de>
12562 * c-typeck.c (build_compound_expr): Annotate warning()
12563 call with OPT_Wunused_value.
12564 * tree-ssa.c (warn_uninit): Annotate warning with
12566 * c-common.c (handle_sentinel_attribute): Annotate warning
12567 call with OPT_Wattributes.
12569 2007-04-25 Thiemo Seufer <ths@mips.com>
12571 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
12572 (mips16): Fix typo.
12573 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
12574 on to the assembler. Improve handling of -mno-mips16. Add handling
12575 of -mno-mips3d, -mno-dsp, -mno-dspr2.
12576 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
12577 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
12578 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
12580 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
12583 * config/i386/winnt.c (i386_pe_file_end): Strip only
12584 USER_LABEL_PREFIX when writing export name.
12586 2007-04-25 Richard Sandiford <richard@codesourcery.com>
12588 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
12589 sh/elf.h, vx-common.h and vxworks.h.
12590 * config/sh/sh.h: Include config/vxworks-dummy.h.
12591 (SUBTARGET_OVERRIDE_OPTIONS): Define.
12592 (OVERRIDE_OPTIONS): Use it.
12593 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
12594 (vxworks_picreg): New pattern.
12595 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
12596 VXWORKS_OS_CPP_BUILTINS.
12597 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
12598 to their VXWORKS_* equivalents.
12599 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
12600 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
12601 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
12602 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
12603 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
12604 -mrtp/-fPIC multilibs.
12605 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
12606 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
12607 (MULTILIB_OSDIRNAMES): Delete.
12609 2007-04-25 Anatoly Sokolov <aesok@post.ru>
12612 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
12614 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
12616 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
12617 rounding mode to be specified by the caller.
12618 (real_to_mpfr) Likewise.
12619 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
12620 include new arguments.
12621 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
12623 2007-04-24 Ian Lance Taylor <iant@google.com>
12625 PR tree-optimization/31605
12626 * tree-vrp.c (set_value_range): Check that min and max are not
12627 both overflow infinities.
12628 (set_value_range_to_value): New static function.
12629 (extract_range_from_binary_expr): Call set_value_range_to_value.
12630 (extract_range_from_cond_expr): Likewise.
12631 (extract_range_from_expr): Likewise.
12632 (extract_range_from_unary_expr): Likewise. Don't create a range
12633 which overflows on both sides.
12634 (vrp_meet): Check for a useless range.
12635 (vrp_visit_phi_node): If we see a constant which looks like an
12636 overflow infinity, turn off the TREE_OVERFLOW flag.
12638 2007-04-24 Ian Lance Taylor <iant@google.com>
12640 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
12642 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
12644 PR diagnostic/25923
12645 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
12646 diagnostic message is being built.
12647 * tree-pretty-print.c (dump_generic_node): Only write the
12648 formatted text into BUFFER's stream if we are not building a
12649 diagnostic message.
12650 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
12652 * Makefile.in (toplev.o): Depend on tree-pass.h.
12654 2007-04-24 Ian Lance Taylor <iant@google.com>
12656 PR tree-optimization/31602
12657 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
12658 conditionals in the copied loop header.
12659 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
12660 warnings if TREE_NO_WARNING is set.
12661 * doc/invoke.texi (Warning Options): Clarify that
12662 -Wstrict-overflow does not warn about loops.
12664 2007-04-24 Janis Johnson <janis187@us.ibm.com>
12666 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
12667 expand on the comment about _Decimal128 arguments and check the
12668 integer result of the modulus operation; for 64-bit ELF ABI, ensure
12669 that _Decimal128 argument uses even/odd register pair.
12670 (function_arg): Ditto.
12672 2007-04-24 Hui-May Chang <hm.chang@apple.com>
12674 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
12675 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
12677 2007-04-24 Richard Guenther <rguenther@suse.de>
12678 Olga Golovanevsky <olga@il.ibm.com>
12680 * fold-const.c (multiple_of_p): Check for bottom
12683 2007-04-24 Richard Henderson <rth@redhat.com>
12685 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
12686 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
12687 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
12688 looking for non-zero bits shifted out. Avoid a recursive call
12689 when constructing the scalar.
12690 (__floatundisf): Likewise.
12692 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
12694 * dwarf2out.c (field_byte_offset): Move the existing logic
12695 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
12696 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
12698 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12701 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
12702 length argument of 0 for memset.
12703 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
12704 unsigned shift instead of the signed variant.
12706 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12708 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
12709 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
12710 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
12711 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
12712 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
12713 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
12714 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
12715 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
12716 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
12717 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
12718 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
12719 "mul<mode>3", "div<mode>3"): Insn definitions added.
12720 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
12721 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
12722 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
12723 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
12724 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
12725 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
12726 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
12727 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
12728 TARGET_FLOAT_FORMAT): Macro definitions removed.
12729 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
12730 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
12731 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
12732 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
12733 (s390_gen_rtx_const_DI): Function removed.
12734 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
12736 2007-04-24 Richard Sandiford <richard@codesourcery.com>
12738 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
12739 over an external ffs function.
12741 2007-04-24 Chao-ying Fu <fu@mips.com>
12742 Richard Sandiford <richard@nildram.co.uk>
12744 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
12745 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
12746 (smadd_widen_optab, umadd_widen_optab): Define.
12747 * optabs.c (init_optabs): Initialize smadd_widen_optab and
12749 * genopinit.c (optabs): Fill in smadd_widen_optab and
12751 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
12752 and umadd_widen_optab to implement multiply-add sequences.
12753 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
12754 (<u>maddsidi4): ...this. Extend condition to include
12755 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12756 of operand 0 to "ka" and use the three-operand form of madd<u>
12758 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
12760 * config/mips/constraints.md (ka): New register constraint.
12762 2007-04-24 Jan Hubicka <j@suse.cz>
12766 2007-04-23 Jan Hubicka <jh@suse.cz>
12767 * function.c (init_function_start): Don't init line number info.
12768 (expand_function_end): Update.
12769 (reset_block_changes, record_block_change, finalize_block_changes,
12770 check_block_change, free_block_changes): Kill.
12771 * function.h (reset_block_changes, record_block_change,
12772 finalize_block_changes, check_block_change, free_block_changes):
12774 (struct function): Remove ib_boundaries_block.
12775 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12776 Use curr_insn_locator to initialize locator.
12777 (emit_line_note): Remove.
12778 * cfgexpand.c (expand_gimple_cond_expr): Update.
12779 (construct_exit_block): Likewise.
12780 (tree_expand_cfg): Initialize/finalize locators.
12781 * expr.c (expand_expr_real): Update.
12782 * cfglayout.c (line_locators_locs, line_locators_lines,
12783 file_locators_locs, file_locators_files): Remove.
12784 (set_block_levels): Move to cfgexpand.c.
12785 (insn_locators_initialize): Remove.
12786 (pass_insn_locators_initialize): Remove.
12787 (locations_locators_locs, locations_locators_vals): New static vars.
12788 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12790 (insn_locators_alloc, insn_locators_finalize,
12791 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12793 (locator_location): New.
12794 (locator_line, locator_file): Rewrite.
12795 * rtl.h (emit_line_note): Kill.
12796 (insn_locators_alloc, insn_locators_finalize,
12797 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12799 * tree-inline.c (initialize_cfun): Do not initialize
12800 ib_boundaries_block.
12801 * passes.c (pass_insn_locators_initialize): Remove.
12803 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
12805 * doc/invoke.texi: Removed leading '-' from option index entries.
12807 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
12809 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
12811 (create_phi_node): Use set_phi_nodes.
12812 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
12813 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
12814 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
12815 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
12816 (bsi_start, bsi_last): Use bb_stmt_list.
12817 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
12818 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
12819 Traverse the statements using tsi iterator.
12820 * basic-block.h (struct basic_block_def): Fields stmt_list
12821 and phi_nodes moved to ...
12822 (struct tree_bb_info): ... new structure.
12823 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
12824 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
12825 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
12826 (tree_verify_flow_info): Verify that il.tree is not set for
12827 entry and exit block.
12828 (tree_split_block): Use set_bb_stmt_list.
12830 2007-04-23 Mike Stump <mrs@apple.com>
12832 * config/i386/i386.c (ix86_tune_features
12833 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
12836 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12838 * config/i386/i386.md (prefix_extra): New attribute.
12839 (length): Add prefix_extra.
12841 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
12842 (sse2_movntv2di): Likewise.
12843 (sse2_cvtps2dq): Likewise.
12844 (sse2_cvtpd2pi): Likewise.
12845 (sse2_cvttpd2pi): Likewise.
12846 (*sse2_cvtpd2ps): Likewise.
12847 (*add<mode>3): Likewise.
12848 (sse2_ssadd<mode>3): Likewise.
12849 (sse2_usadd<mode>3): Likewise.
12850 (*sub<mode>3): Likewise.
12851 (sse2_sssub<mode>3): Likewise.
12852 (sse2_ussub<mode>3): Likewise.
12853 (*mulv8hi3): Likewise.
12854 (*smulv8hi3_highpart): Likewise.
12855 (*umulv8hi3_highpart): Likewise.
12856 (sse2_umulv2siv2di3): Likewise.
12857 (sse2_pmaddwd): Likewise.
12858 (ashr<mode>3): Likewise.
12859 (lshr<mode>3): Likewise.
12860 (ashl<mode>3): Likewise.
12861 (sse2_ashlti3): Likewise.
12862 (sse2_lshrti3): Likewise.
12863 (*umaxv16qi3): Likewise.
12864 (*smaxv8hi3): Likewise.
12865 (*uminv16qi3): Likewise.
12866 (*sminv8hi3): Likewise.
12867 (sse2_eq<mode>3): Likewise.
12868 (sse2_gt<mode>3): Likewise.
12869 (*and<mode>3): Likewise.
12870 (sse2_nand<mode>3): Likewise.
12871 (*ior<mode>3): Likewise.
12872 (*xor<mode>3): Likewise.
12873 (sse2_packsswb): Likewise.
12874 (sse2_packssdw): Likewise.
12875 (sse2_packuswb): Likewise.
12876 (sse2_punpckhbw): Likewise.
12877 (sse2_punpcklbw): Likewise.
12878 (sse2_punpckhwd): Likewise.
12879 (sse2_punpcklwd): Likewise.
12880 (sse2_punpckhdq): Likewise.
12881 (sse2_punpckldq): Likewise.
12882 (sse2_punpckhqdq): Likewise.
12883 (sse2_punpcklqdq): Likewise.
12884 (*sse2_pinsrw): Likewise.
12885 (*sse2_pextrw): Likewise.
12886 (sse2_pshufd_1): Likewise.
12887 (sse2_uavgv16qi3): Likewise.
12888 (sse2_uavgv8hi3): Likewise.
12889 (sse2_psadbw): Likewise.
12890 (sse2_pmovmskb): Likewise.
12891 (*sse2_maskmovdqu): Likewise.
12892 (*sse2_maskmovdqu_rex64): Likewise.
12893 (sse4a_extrqi): Likewise.
12894 (sse4a_extrq): Likewise.
12895 (sse3_lddqu): Set prefix_rep.
12896 (sse3_addsubv4sf3): Likewise.
12897 (sse3_haddv4sf3): Likewise.
12898 (sse3_hsubv4sf3): Likewise.
12899 (sse_cvtss2si): Likewise.
12900 (sse_cvtss2si_2): Likewise.
12901 (sse_cvtss2siq): Likewise.
12902 (sse_cvtss2siq_2): Likewise.
12903 (sse_cvttss2si): Likewise.
12904 (sse_cvttss2siq): Likewise.
12905 (sse2_cvttps2dq): Likewise.
12906 (sse3_movshdup): Likewise.
12907 (sse3_movsldup): Likewise.
12908 (sse2_cvtsd2si): Likewise.
12909 (sse2_cvtsd2si_2): Likewise.
12910 (sse2_cvtsd2siq): Likewise.
12911 (sse2_cvtsd2siq_2): Likewise.
12912 (sse2_cvttsd2si): Likewise.
12913 (sse2_cvttsd2siq): Likewise.
12914 (*sse2_cvtpd2dq): Likewise.
12915 (*sse2_cvttpd2dq): Likewise.
12916 (sse2_pshuflw_1): Likewise.
12917 (sse2_pshufhw_1): Likewise.
12918 (sse4a_insertqi): Likewise.
12919 (sse4a_insertq): Likewise.
12920 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12921 (ssse3_phadddv4si3): Likewise.
12922 (ssse3_phaddswv8hi3): Likewise.
12923 (ssse3_phsubwv8hi3): Likewise.
12924 (ssse3_phsubdv4si3): Likewise.
12925 (ssse3_phsubswv8hi3): Likewise.
12926 (ssse3_pmaddubswv8hi3): Likewise.
12927 (ssse3_pmulhrswv8hi3): Likewise.
12928 (ssse3_pshufbv16qi3): Likewise.
12929 (ssse3_psign<mode>3): Likewise.
12930 (ssse3_palignrti): Likewise.
12931 (abs<mode>2): Likewise.
12932 (ssse3_phaddwv4hi3): Set prefix_extra.
12933 (ssse3_phadddv2si3): Likewise.
12934 (ssse3_phaddswv4hi3): Likewise.
12935 (ssse3_phsubwv4hi3): Likewise.
12936 (ssse3_phsubdv2si3): Likewise.
12937 (ssse3_phsubswv4hi3): Likewise.
12938 (ssse3_pmaddubswv4hi3): Likewise.
12939 (ssse3_pmulhrswv4hi3): Likewise.
12940 (ssse3_pshufbv8qi3): Likewise.
12941 (ssse3_psign<mode>3): Likewise.
12942 (ssse3_palignrdi): Likewise.
12943 (abs<mode>2): Likewise.
12944 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12945 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12946 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12948 2007-04-23 Nick Clifton <nickc@redhat.com>
12950 * params.def: Fix formatting of emacs local variables.
12952 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12954 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12955 move if inter-unit move isn't allowed.
12956 Don't split moving the first element of V2DI to DI to inter-unit
12957 move if inter-unit move isn't allowed.
12959 2007-04-23 Richard Guenther <rguenther@suse.de>
12961 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12962 and CDI_POST_DOMINATORS separately.
12964 2007-04-23 Nick Clifton <nickc@redhat.com>
12966 * c.opt (Wformat-contains-nul): Add warning attribute.
12968 2007-04-23 Jan Hubicka <jh@suse.cz>
12970 * function.c (init_function_start): Don't init line number info.
12971 (expand_function_end): Update.
12972 (reset_block_changes, record_block_change, finalize_block_changes,
12973 check_block_change, free_block_changes): Kill.
12974 * function.h (reset_block_changes, record_block_change,
12975 finalize_block_changes, check_block_change, free_block_changes):
12977 (struct function): Remove ib_boundaries_block.
12978 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12979 Use curr_insn_locator to initialize locator.
12980 (emit_line_note): Remove.
12981 * cfgexpand.c (expand_gimple_cond_expr): Update.
12982 (construct_exit_block): Likewise.
12983 (tree_expand_cfg): Initialize/finalize locators.
12984 * expr.c (expand_expr_real): Update.
12985 * cfglayout.c (line_locators_locs, line_locators_lines,
12986 file_locators_locs, file_locators_files): Remove.
12987 (set_block_levels): Move to cfgexpand.c.
12988 (insn_locators_initialize): Remove.
12989 (pass_insn_locators_initialize): Remove.
12990 (locations_locators_locs, locations_locators_vals): New static vars.
12991 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12993 (insn_locators_alloc, insn_locators_finalize,
12994 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12996 (locator_location): New.
12997 (locator_line, locator_file): Rewrite.
12998 * rtl.h (emit_line_note): Kill.
12999 (insn_locators_alloc, insn_locators_finalize,
13000 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13002 * tree-inline.c (initialize_cfun): Do not initialize
13003 ib_boundaries_block.
13004 * passes.c (pass_insn_locators_initialize): Remove.
13006 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13008 PR middle-end/31448
13009 * expr.c (reduce_to_bit_field_precision): Handle
13012 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
13014 PR tree-optimization/24659
13015 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
13016 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
13017 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
13018 * genopinit.c (optabs): Rename vec_pack_mod_optab
13019 to vec_pack_trunc_optab.
13020 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
13021 early for scalar floating point operands for NOP_EXPR.
13022 (vectorizable_type_promotion): Ditto.
13023 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
13024 vec_pack_trunc_optab.
13025 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
13027 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
13028 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
13029 Rename from VEC_PACK_MOD_EXPR.
13030 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
13031 * expr.c (expand_expr_real_1): Ditto.
13032 * tree-inline.c (estimate_num_insns_1): Ditto.
13033 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13035 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
13036 (vec_unpacks_lo_v4sf): Ditto.
13037 (vec_pack_trunc_v2df): Ditto.
13038 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
13039 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13040 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
13042 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
13044 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13046 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
13047 Rename from VEC_PACK_MOD_EXPR. This expression also represent
13048 packing of floating point operands.
13049 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
13050 represent unpacking of floating point operands.
13051 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
13052 [vec_unpacks_hi]: Ditto.
13053 [vec_unpacks_lo]: Ditto.
13055 2007-04-22 Jan Hubicka <jh@suse.cz>
13057 * final.c (rest_of_handle_final): Call
13058 targetm.asm_out.constructor/targetm.asm_out.destructor
13059 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
13060 proper priority via decl_*_priority_insert.
13061 * c-common.c (c_expand_body): Likewise.
13063 2007-04-22 Richard Guenther <rguenther@suse.de>
13065 PR tree-optimization/29789
13066 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
13067 (rewrite_reciprocal): New helper split out from
13068 determine_invariantness_stmt.
13069 (rewrite_bittest): Likewise.
13070 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
13071 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
13074 2007-04-22 Revital Eres <eres@il.ibm.com>
13076 * loop-unroll.c (var_to_expand): New field to support also
13077 insns of the form x = something + x.
13078 (analyze_insn_to_expand_var): Use it.
13079 (expand_var_during_unrolling): Likewise.
13081 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13083 * predict.c: Include pointer-set.h.
13084 (bb_predictions): New variable.
13085 (tree_predicted_by_p, tree_predict_edge,
13086 remove_predictions_associated_with_edge): Use bb_predictions map
13087 instead of bb->predictions.
13088 (clear_bb_predictions, assert_is_empty): New functions.
13089 (combine_predictions_for_bb): Use bb_predictions map. Call
13090 clear_bb_predictions.
13091 (tree_estimate_probability): Create and free bb_predictions map.
13092 * Makefile.in (predict.o): Add pointer-set.h dependency.
13093 * basic-block.h (struct basic_block_def): Remove predictions
13095 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
13097 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13100 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
13103 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13105 * timevar.c (timevar_print): Change reference of --disable-checking to
13106 --enable-checking=release. Also warn if assert checking is disabled.
13108 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13111 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
13112 decl as addressable if the compound literal was marked as
13114 Mark the decl as a gimple register if it is a complex or
13115 vector decl and does not live in memory.
13117 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13119 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
13120 (GENERIC_NEXT): New function macro.
13121 (PHI_CHAIN): Use phi_node's new chain variable.
13122 (tree_phi_node): Change tree_common to tree_base
13123 and add the chain field.
13124 * tree-phinodes.c (make_phi_node): Don't set
13125 TREE_TYPE on the new node.
13126 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
13127 instead of checking GIMPLE_TUPLE_P in chain_next.
13128 * tree-vect-transform.c
13129 (get_initial_def_for_induction): Look at
13130 PHI_RESULT_TREE for the type of the phi node.
13131 (update_vuses_to_preheader): Use PHI_CHAIN
13132 instead of TREE_CHAIN on the phi node.
13133 * tree-ssa-structalias.c (compute_points_to_sets):
13135 (ipa_pta_execute): Likewise.
13137 2007-04-21 Richard Guenther <rguenther@suse.de>
13139 PR middle-end/31136
13140 * fold-const.c (fold_unary): Call fold_convert_const on the
13143 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
13145 * gcse.c (store_killed_in_insn): Handle PARALLELs.
13146 (store_killed_in_pat): New.
13148 2007-04-20 Richard Henderson <rth@redhat.com>
13151 * config/i386/i386.c (type_has_variadic_args_p): Look for any
13152 TREE_LIST with a void_type_node value, not void_list_node exactly.
13154 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
13156 * doc/standards.texi: Re-arrange into language-specific
13157 subsections. Add a C++ section, documenting which standards we
13160 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13162 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
13163 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
13165 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
13167 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
13168 ecrti.o and crtbegin.o.
13169 (LIB_DEFAULT_SPEC): Include -lc.
13170 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
13172 2007-04-20 Richard Henderson <rth@redhat.com>
13175 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
13176 argument; update all callers.
13177 (get_unaligned_offset): New.
13178 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
13179 get_unaligned_address, just pass on the address directly.
13180 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
13181 the subreg in the helper patterns.
13182 (unaligned_extendqidi_le): Use get_unaligned_offset.
13183 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
13184 (unaligned_extendhidi_be): Likewise.
13185 (unaligned_extendhidi): Tidy.
13186 * config/alpha/alpha-protos.h: Update.
13188 2007-04-20 Richard Henderson <rth@redhat.com>
13190 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
13191 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
13192 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
13193 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13194 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13195 (CPP_SPEC): Don't include %(cpp_subtarget).
13196 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
13197 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13198 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
13200 2007-04-20 Jakub Jelinek <jakub@redhat.com>
13202 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
13203 for __builtin_ia32_cmpordss.
13205 PR tree-optimization/31632
13206 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
13207 and arg1 for optimizations of comparison against min/max values.
13208 Fold arg0 to arg1's type for optimizations of comparison against
13209 min+1 and max-1 values.
13211 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
13213 * reload.c (combine_reloads): When trying to use a dying register,
13214 check whether it's uninitialized and don't use if so.
13216 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
13218 * fold-const.c: Remove prototypes for native_encode_expr and
13219 native_interpret_expr.
13220 (native_encode_expr): Make non-static.
13221 (native_interpret_expr): Likewise.
13222 * tree.h: Add prototypes for the above.
13224 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13226 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
13227 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
13228 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
13229 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
13230 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
13231 Add length attributes.
13233 2007-04-19 Janis Johnson <janis187@us.ibm.com>
13235 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
13238 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
13239 __STDC_WANT_DEC_FP__.
13241 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13243 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
13244 for long double compatibility.
13245 * configure: Regenerate.
13247 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
13249 PR rtl-optimization/29841
13250 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
13252 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
13253 that may cause control flow transfer from being moved.
13255 2007-04-18 Jan Hubicka <jh@suse.cz>
13257 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
13260 2007-04-18 Eric Christopher <echristo@apple.com>
13262 * config/rs6000/darwin.md (load_macho_picbase): Use link register
13263 only. Update operands.
13264 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
13265 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
13266 link register to pic register.
13268 2007-04-18 Dirk Mueller <dmueller@suse.de>
13270 PR diagnostic/31227
13271 * tree-vrp.c (search_for_addr_array): New.
13272 (check_array_bounds): Suppress warning about
13273 address taken of array refs if its not de-referenced.
13275 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13277 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
13278 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
13280 * tree-vectorizer.h (NITERS_KNOWN_P): New.
13281 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
13282 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
13284 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
13286 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
13288 (vect_analyze_scalar_cycles): Fix indentation.
13289 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
13290 (vect_mark_relevant): Include phis in relevance analysis.
13292 * tree-vect-transform.c (vect_transform_loop): Add an assert.
13294 2007-04-18 Anatoly Sokolov <aesok@post.ru>
13296 * config/avr/avr.c (ptrreg_to_str): Replace error() with
13297 output_operand_lossage().
13299 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13301 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
13302 the unused code for reduction without adjust-in-epilog to simplify the
13305 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
13307 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
13308 (S390_TDC_NEGATIVE_ZERO): New constant.
13309 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
13310 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
13311 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
13312 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
13313 (S390_TDC_POSITIVE_INFINITY): New constant.
13314 (S390_TDC_NEGATIVE_INFINITY): New constant.
13315 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
13316 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
13317 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
13318 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
13319 (S390_TDC_INFINITY): New constant.
13320 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
13321 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
13322 optimization for UNSPEC_CCZ_TO_INT.
13323 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
13324 ("*ccz_to_int"): New insn.
13325 ("isinf<mode>2"): New insn.
13326 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
13327 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
13328 (UNSPEC_CCZ_TO_INT): New constant.
13330 2007-04-18 Richard Guenther <rguenther@suse.de>
13332 PR tree-optimization/19431
13333 PR tree-optimization/21463
13334 * tree-pass.h (pass_phiprop): Declare.
13335 * passes.c (init_optimization_passes): New phiprop pass.
13336 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
13337 (phivn_valid_p): New helper function.
13338 (phiprop_insert_phi): Likewise.
13339 (propagate_with_phi): Likewise.
13340 (tree_ssa_phiprop): New propagator propagating loads
13341 through phi nodes if profitable.
13343 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13345 * tree-vect-analyze.c (process_use): New function.
13346 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
13347 Check phis in all bbs.
13348 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
13351 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
13353 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
13356 2007-04-17 Anatoly Sokolov <aesok@post.ru>
13359 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
13362 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
13364 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
13366 (sse_vmmulv4sf3): Likewise.
13367 (sse2_vmaddv2df3): Likewise.
13368 (sse2_vmmulv2df3): Likewise.
13370 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
13372 PR rtl-optimization/31360
13373 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
13374 (target_reg_cost): New.
13375 (init_set_costs): Initialize target_reg_cost. Add comments
13376 regarding the rationale of the costs.
13377 (global_cost_for_size): Renamed to...
13378 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
13379 of register pressure.
13380 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
13381 estimate_reg_pressure_cost. Add number of ivs.
13382 (determine_set_costs): Dump target_reg_cost.
13383 * loop-invariant.c (gain_for_invariant): Use
13384 estimate_reg_pressure_cost. Removed n_inv_uses argument.
13385 (best_gain_for_invariant, find_invariants_to_move): Remove
13387 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
13388 (target_reg_cost): Declare.
13389 (global_cost_for_size): Declaration removed.
13390 (estimate_reg_pressure_cost): Declare.
13392 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
13394 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
13395 regnos into even/odd register pairs.
13396 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
13397 TDmode similar to the other floating point modes.
13398 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
13399 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
13401 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
13402 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
13403 (movdd_hardfloat64): Use TARGET_MFPGPR.
13405 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
13407 * reload1.c (delete_output_reload): Don't count output in n_inherited.
13410 2005-01-05 Richard Henderson <rth@redhat.com>
13412 * reload1.c (do_input_reload): Restrict the optimization deleteing
13413 a previous output reload to RELOAD_FOR_INPUT.
13415 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
13417 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
13418 induc_vec_info_type.
13419 (vectorizable_induction): New function declaration.
13420 * tree-vect-transform.c (get_initial_def_for_induction): No need to
13421 check if already vectorized. Find first place in BB where new stmts
13422 can be inserted. Takes only one argument.
13423 (vectorizable_induction): New function.
13424 (vect_transform_stmt): Add case for induc_vec_info_type to call
13425 vectorizable_induction.
13426 (vect_transform_loop): Consider phis for vectorization.
13427 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
13429 (analyze_operations): Call vectorizable_induction when analyzing phis.
13431 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
13432 (vect_mark_relevant): Include phis in relevance analysis.
13433 (vect_mark_stmts_to_be_vectorize): Likewise.
13434 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
13436 2007-04-16 Lawrence Crowl <crowl@google.com>
13438 * doc/invoke.texi (Debugging Options): Add documentation for the
13439 -femit-struct-debug options -femit-struct-debug-baseonly,
13440 -femit-struct-debug-reduced, and
13441 -femit-struct-debug-detailed[=...].
13443 * c-opts.c (c_common_handle_option): Add
13444 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
13445 and OPT_femit_struct_debug_detailed_.
13446 * c.opt: Add specifications for
13447 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
13448 and -femit-struct-debug-detailed[=...].
13449 * opts.c (set_struct_debug_option): Parse the
13450 -femit-struct-debug-... options.
13451 * opts.c (matches_main_base, main_input_basename,
13452 main_input_baselength, base_of_path, matches_main_base): Add
13453 variables and functions to compare header base name to compilation
13455 * opts.c (should_emit_struct_debug): Add to determine to emit a
13456 structure based on the option.
13457 (dump_struct_debug) Also disabled function to debug this
13459 * opts.c (handle_options): Save the base name of the
13462 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
13463 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
13464 This hook indicates if a type is generic. Set it by default
13465 to "never generic".
13466 * langhooks.h (struct lang_hooks_for_types): Add a new hook
13467 to determine if a struct type is generic or not.
13468 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
13469 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
13470 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
13471 with live C++ hook.
13473 * flags.h (enum debug_info_usage): Add an enumeration to describe
13474 a program's use of a structure type.
13475 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
13476 to indicate the program's usage of the type. Filter structs based
13477 on the -femit-struct-debug-... specification.
13478 (gen_type_die): Split into two routines, gen_type_die and
13479 gen_type_die_with_usage. gen_type_die is now a wrapper
13480 that assumes direct usage.
13481 (gen_type_die_with_usage): Replace calls to gen_type_die
13482 with gen_type_die_with_usage adding the program usage of
13483 the referenced type.
13484 (dwarf2out_imported_module_or_decl): Suppress struct debug
13485 information using should_emit_struct_debug when appropriate.
13487 2007-04-16 Ian Lance Taylor <iant@google.com>
13489 PR tree-optimization/31522
13490 * tree-vrp.c (vr_phi_edge_counts): New static variable.
13491 (vrp_initialize): Allocate vr_phi_edge_counts.
13492 (vrp_visit_phi_node): Don't push to infinity if we saw a new
13493 executable edge. Drop test for all constants.
13494 (vrp_finalize): Free vrp_phi_edge_counts.
13496 * doc/cpp.texi (Common Predefined Macros): Clarify description of
13497 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13499 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
13500 predecessors at head rather than tail.
13502 2007-04-16 Matthias Klose <doko@debian.org>
13504 * config/alpha/linux.h (CPP_SPEC): Define.
13505 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
13507 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
13509 * function.h: Remove sequence_stack extern declaration.
13511 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13513 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
13515 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
13518 2007-04-16 Anatoly Sokolov <aesok@post.ru>
13520 * config/avr/avr.c (avr_arch_types): Rearranging array.
13521 (enum avr_arch): Add.
13522 (avr_mcu_types): Use avr_arch enumeration constants instead of
13524 * config/avr/avr.h (LINK_SPEC): Simplify.
13526 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13528 * config/m68k/m68k.c (m68k_libcall_value,
13529 m68k_function_value): Use macros for register names more.
13531 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
13533 (M68K_REGNAME): Use A6_REG.
13534 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
13536 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13538 PR middle-end/28071
13539 * sched-int.h (struct deps): Split field 'pending_lists_length' into
13540 'pending_read_list_length' and 'pending_write_list_length'. Update
13542 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
13543 to handle two length counters instead of one. Update all uses.
13544 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
13545 two length counters instead of one.
13546 * sched-rgn.c (propagate_deps): Update to handle two length counters
13549 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
13552 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
13553 copy of source, pass it to ix86_expand_vector_set and return
13556 2007-04-16 David Ung <davidu@mips.com>
13557 Joseph Myers <joseph@codesourcery.com>
13559 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
13560 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
13561 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
13562 Add 74K processor information.
13563 * config/mips/mips.md: Include 74k.md.
13564 (cpu): Add 74kc,74kf,74kx.
13565 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
13566 * config/mips/74k.md: New.
13567 * doc/invoke.texi (MIPS Options): Document 74K support.
13569 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
13571 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
13572 vectorizable_* functions.
13573 * tree-vect-transform.c (vectorizable_call): Add check for
13574 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
13575 (vectorizable_store): likewise.
13576 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
13578 (vectorizable_operation, vectorizable_type_demotion): Likewise.
13579 (vectorizable_type_promotion, vectorizable_load): Likewise.
13580 (vectorizable_live_operation, vectorizable_condition): Likewise.
13581 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
13583 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
13585 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13587 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
13588 register numbers more.
13589 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
13590 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
13591 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
13592 FUNCTION_VALUE_REGNO_P): Likewise.
13593 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
13594 STATIC_CHAIN_REGNUM): Likewise.
13595 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
13596 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
13597 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
13598 * config/m68k/m68k.md (FP_REG): New.
13600 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13602 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
13605 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13607 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
13608 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
13611 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13613 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
13616 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13619 * c-decl.c (finish_decl): Grab the type of the decl after the call
13620 to store_init_value.
13622 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
13624 * common.opt (fforward-propagate): Fix "Optimization" annotation.
13626 2007-04-14 Jakub Jelinek <jakub@redhat.com>
13629 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
13630 dominators, post dominators and cleanup cfg before returning.
13632 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
13634 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
13635 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
13637 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
13639 * config.gcc: Recognize fido.
13640 * config/m68k/m68k-devices.def (fidoa): New.
13641 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
13643 (FL_FIDOA, TARGET_FIDOA): New.
13644 * config/m68k/m68k.opt (mfidoa): New.
13646 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13648 PR middle-end/31322
13649 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
13650 when a personality function is used.
13652 2007-04-13 Bob Wilson <bob.wilson@acm.org>
13654 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
13656 2007-04-13 Mike Stump <mrs@apple.com>
13658 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
13660 * config/darwin.opt (fapple-kext): Make C++ only.
13661 * config/darwin.c (darwin_override_options): Remove code to ensure
13662 -fapple-kext is given for C++ only.
13664 2007-04-13 Richard Sandiford <richard@codesourcery.com>
13666 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
13667 * config/mips/mips.c (override_options): Call
13668 SUBTARGET_OVERRIDE_OPTIONS, if defined.
13670 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13672 * config/i386/i386.opt (msvr3-shlib): Removed.
13674 * doc/invoke.texi: Remove -msvr3-shlib.
13676 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13678 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
13679 with "popcnt" instruction.
13681 2007-04-13 Richard Guenther <rguenther@suse.de>
13683 PR tree-optimization/21258
13684 * tree-vrp.c (compare_case_labels): New helper.
13685 (find_switch_asserts): New function.
13686 (find_assert_locations): Call it for SWITCH_EXPRs.
13688 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
13690 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
13691 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
13692 check is now implied in X87_FLOAT_MODE_P.
13693 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13694 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13695 (fix_trunc<mode>_i386_fisttp): Ditto.
13696 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13697 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13698 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13699 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13700 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13701 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13702 (unnamed_splitters): Ditto.
13703 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
13704 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
13705 FIRST_SSE_REG for local functions when SSE math is enabled or
13706 for functions with sseregparm attribute.
13707 (standard_80387_constant_p): Return -1 if mode is not
13709 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
13710 (ix86_expand_compare): Ditto.
13711 (ix86_expand_carry_flag_compare): Ditto.
13712 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
13713 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
13714 DECIMAL_FLOAT_MODE_P.
13715 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
13716 of SCALAR_FLOAT_MODE_P.
13717 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
13718 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
13719 checks before FLOAT_MODE_P.
13720 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
13721 before FLOAT_MODE_P.
13726 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
13728 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
13729 Charles Wilson <libtool@cwilson.fastmail.fm>
13731 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
13732 (libgcc.mvars): Don't depend on them.
13733 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
13734 * exec-tool.in: New.
13736 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
13738 * doc/invoke.text (--help): Document --help=common.
13740 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
13742 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
13744 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13746 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
13747 * genemit.c (main): Emit #include "integrate.h".
13748 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
13749 (LOADGP_RTP): New mips_loadgp_style.
13750 * config/mips/mips.h: Include config/vxworks-dummy.h.
13751 (TARGET_RTP_PIC): New macro.
13752 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
13753 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
13754 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
13755 for TARGET_RTP_PIC.
13756 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
13757 -mvxworks-pic when using -mrtp and a PIC option.
13758 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
13760 (mips_symbolic_constant_p, mips_symbolic_address_p)
13761 (mips_symbol_insns): Handle SYMBOL_HALF.
13762 (override_options): Warn about -G and -mrtp being used together.
13763 Initialize mips_lo_relocs[SYMBOL_HALF].
13764 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
13765 (mips_emit_loadgp): Handle LOADGP_RTP.
13766 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
13767 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
13768 (tablejump): Handle function-relative case table entries if
13770 * config/mips/predicates.md (symbol_ref_operand): New predicate.
13772 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13774 * config/mips/mips.md (load_call<mode>): Allow any general register.
13776 (sibcall_value_internal, sibcall_value_multiple_internal)
13777 (call_value_internal, call_value_split, call_value_multiple_internal)
13778 (call_value_multiple_split): Remove constraints from operand 0.
13780 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13782 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
13783 rather than loadgp_noshared.
13784 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
13785 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
13787 * config/mips/mips.md (loadgp): Rename to...
13788 (loadgp_newabi): ...this.
13789 (loadgp_noshared): Rename to...
13790 (loadgp_absolute): ...this.
13792 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13794 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
13795 false for locally-binding symbols.
13796 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
13798 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13800 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
13801 (SYMBOL_GOT_PAGE_OFST): ...this.
13802 (SYMBOL_GOT_GLOBAL): Rename to...
13803 (SYMBOL_GOT_DISP): ...this.
13804 (SYMBOL_GOTOFF_GLOBAL): Rename to...
13805 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
13806 * config/mips/mips.c (mips_global_symbol_p): New function.
13807 (mips_symbol_binds_local_p): Likewise.
13808 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
13809 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
13810 mips_global_symbol_p and mips_symbol_binds_local_p.
13811 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
13812 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
13813 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
13814 SYMBOL_GOTOFF_DISP.
13815 (mips_ok_for_lazy_binding_p): New function.
13816 (mips_load_call_address, mips_expand_call): Use it.
13817 (mips_dangerous_for_la25_p): Likewise.
13818 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
13819 (*got_disp<mode>): Use got_disp_operand instead of
13820 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
13821 SYMBOL_GOTOFF_GLOBAL.
13822 (*got_page<mode>): Use got_page_ofst_operand instead of
13824 * config/mips/predicates.md (const_call_insn_operand): Use
13825 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
13826 (global_got_operand): Rename to...
13827 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
13829 (local_got_operand): Rename to...
13830 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
13831 of SYMBOL_GOT_LOCAL.
13833 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13835 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
13836 TARGET_CALL_CLOBBERED_GP.
13837 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13838 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
13839 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
13840 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
13841 of TARGET_ABICALLS && !TARGET_NEWABI.
13842 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13843 * config/mips/mips.c (mips_load_call_address): Check
13844 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13845 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13846 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13847 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
13848 TARGET_ABICALLS && TARGET_NEWABI.
13849 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
13851 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
13852 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
13853 TARGET_ABICALLS && TARGET_NEWABI.
13854 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
13855 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
13856 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
13857 whether indirect calls must use $25.
13858 (mips_extra_live_on_entry): Check TARGET_GOT instead of
13860 * config/mips/mips.md (jal_macro): Check flag_pic and
13861 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
13862 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
13863 instead of TARGET_ABICALLS.
13864 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
13865 TARGET_ABICALLS && TARGET_OLDABI.
13866 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13867 (sibcall): In the comment above the define_insn, mention
13868 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
13869 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
13870 instead of TARGET_ABICALLS.
13872 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
13874 * doc/md.texi (Blackfin family constraints): Document PA and PB.
13875 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
13876 (MACFLAGS_MATCH_P): New macro.
13877 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
13878 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
13879 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
13880 the other MACFLAG constants.
13881 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
13882 (flag_machi): Tighten constraints. Renumber some of the operands.
13883 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
13885 (flag_machi_parts_acconly): New pattern.
13886 (flag_macinithi): Tighten constraints. Allow any accumulator to be
13888 (flag_macinit1hi): Tighten constraints.
13889 (flag_mul_macv2hi_parts_acconly): New pattern.
13891 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
13892 Use a more efficient implementation.
13893 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
13894 inline sequences when not optimizing for size.
13896 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
13897 movhi_high2low): Delete, merge functionality into...
13898 (packv2hi): ... this pattern.
13900 2007-02-11 Jie Zhang <jie.zhang@analog.com>
13901 * config/bfin/bfin.opt (msim): New option.
13902 (mcpu=): New option.
13903 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13904 (bfin_cpu_t): Typedef of enum bfin_cpu.
13905 (bfin_cpu_type): New declaration.
13906 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13907 -msim and -mcpu= options.
13908 (LIB_SPEC): Likewise.
13909 * config/bfin/bfin.c (bfin_cpu_type): Define.
13910 (bfin_handle_option): Handle -mcpu= option.
13911 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13912 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13913 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13915 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13917 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13918 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13919 (powerpc-wrs-vxworksae): Use ${tm_file}.
13920 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13921 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13922 * config/i386/vx-common.h: New file.
13924 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13926 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13929 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13931 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13934 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13938 * c-common.c (c_build_qualified_type): Set canonical type
13941 2007-04-12 Richard Guenther <rguenther@suse.de>
13943 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13944 lower bound and element size if lower bound is not zero
13945 or either of the ARRAY_REF operands is set.
13947 2007-04-12 Richard Guenther <rguenther@suse.de>
13949 PR tree-optimization/24689
13950 PR tree-optimization/31307
13951 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13953 * gimplify.c (canonicalize_addr_expr): To be consistent with
13954 gimplify_compound_lval only set operands two and three of
13955 ARRAY_REFs if they are not gimple_min_invariant. This makes
13956 it never at this place.
13957 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13959 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13961 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13962 null before emitting a .nsubspa directive.
13964 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13966 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13967 need_to_partition_p if there are no memory statements in the
13970 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13972 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13973 (gcd_of_steps_may_divide_p): New function.
13974 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13976 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13978 * reload.c (find_reloads_toplev, find_reloads_address,
13979 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13980 not a pointer equality test, to decide if we need to call
13981 push_reg_equiv_alt_mem.
13983 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13985 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13986 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13988 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13990 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13992 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13993 vector to be positive.
13995 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13999 * doc/invoke.texi: Document --params max-aliased-vops and
14001 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
14002 debug_memory_partitions): Move to tree-flow.h
14003 * params.h (AVG_ALIASED_VOPS): Define.
14004 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
14006 (mp_info_t): Likewise.
14007 (get_mem_sym_stats_for): New.
14008 (set_memory_partition): Move from tree-flow-inline.h.
14009 (mark_non_addressable): Only clear the set of symbols for the
14010 partition if it exists.
14011 (dump_memory_partitions): Move from tree-ssa-operands.c
14012 (debug_memory_partitions): Likewise.
14013 (need_to_partition_p): New.
14014 (dump_mem_ref_stats): New.
14015 (debug_mem_ref_stats): New.
14016 (dump_mem_sym_stats): New.
14017 (debug_mem_sym_stats): New.
14018 (update_mem_sym_stats_from_stmt): New.
14019 (compare_mp_info_entries): New.
14020 (mp_info_cmp): Call it.
14021 (sort_mp_info): Change argument to a list of mem_sym_stats_t
14023 (get_mpt_for): Move from tree-ssa-operands.c.
14024 (find_partition_for): New.
14025 (create_partition_for): Remove.
14026 (estimate_vop_reduction): New.
14027 (update_reference_counts): New.
14028 (build_mp_info): New.
14029 (compute_memory_partitions): Refactor.
14030 Document new heuristic.
14031 Call build_mp_info, update_reference_counts,
14032 find_partition_for and estimate_vop_reduction.
14033 (compute_may_aliases): Populate virtual operands before
14034 calling debugging dumps.
14035 (delete_mem_sym_stats): New.
14036 (delete_mem_ref_stats): New.
14037 (init_mem_ref_stats): New.
14038 (init_alias_info): Call it.
14039 (maybe_create_global_var): Remove alias_info argument.
14040 Get number of call sites and number of pure/const call sites
14041 from gimple_mem_ref_stats().
14042 (dump_alias_info): Call dump_memory_partitions first.
14043 (dump_points_to_info_for): Show how many times a pointer has
14045 * opts.c (decode_options): For -O2 set --param
14046 max-aliased-vops to 500.
14047 For -O3 set --param max-aliased-vops to 1000 and --param
14048 avg-aliased-vops to 3.
14049 * fortran/options.c (gfc_init_options): Remove assignment to
14051 * tree-flow-inline.h (gimple_mem_ref_stats): New.
14052 * tree-dfa.c (dump_variable): Dump memory reference
14054 Dump NO_ALIAS* settings.
14055 (referenced_var_lookup): Tidy.
14056 (mem_sym_stats): New.
14057 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
14058 and ORIG are different SSA names for a memory partition.
14059 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
14060 * tree-flow.h (struct mem_sym_stats_d): Define.
14061 (mem_sym_stats_t): Define.
14062 (struct mem_ref_stats_d): Define.
14063 (struct gimple_df): Add field mem_ref_stats.
14064 (enum noalias_state): Define.
14065 (struct var_ann_d): Add bitfield noalias_state.
14066 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
14067 debug_mem_ref_stats, debug_memory_partitions,
14068 debug_mem_sym_stats): Declare.
14069 * tree-ssa-structalias.c (update_alias_info): Update call
14070 sites, pure/const call sites and asm sites in structure
14071 returned by gimple_mem_ref_stats.
14072 Remove local variable IS_POTENTIAL_DEREF.
14073 Increase NUM_DEREFS if the memory expression is a potential
14075 Call update_mem_sym_stats_from_stmt.
14076 If the memory references memory, call
14077 update_mem_sym_stats_from_stmt for all the direct memory
14078 symbol references found.
14079 (intra_create_variable_infos): Set noalias_state field for
14080 pointer arguments according to the value of
14081 flag_argument_noalias.
14082 * tree-ssa-structalias.h (struct alias_info): Remove fields
14083 num_calls_found and num_pure_const_calls_found.
14084 (update_mem_sym_stats_from_stmt): Declare.
14085 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
14086 Set default value to 100.
14087 (PARAM_AVG_ALIASED_VOPS): Define.
14089 2007-04-11 Richard Guenther <rguenther@suse.de>
14091 PR middle-end/31530
14092 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
14093 a * -b + c as c - a * b if we honor sign dependent rounding.
14095 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14097 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
14098 bfin_expand_strmov.
14099 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
14100 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
14102 (initialize_trampoline): Don't use old-style function definition.
14103 (bfin_secondary_reload): Mark IN_P argument as unused.
14105 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
14107 PR tree-optimization/31343
14108 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
14109 (build_polynomial_chrec): Return a scalar when the evolution is zero.
14110 * testsuite/gcc.dg/vect/pr31343.c: New.
14112 2007-04-10 Eric Christopher <echristo@apple.com>
14114 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
14115 * config/i386/i386.md (*cmpfp0): Use.
14116 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14117 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14118 (fix_trunc<mode>_i386_fisttp): Ditto.
14119 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14120 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14121 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14122 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14123 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14124 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14125 (unnamed_splitters): Ditto.
14126 * config/i386/i386.c (output_fix_trunc): Assert that
14127 we're not being passed a TFmode operand.
14129 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
14131 PR tree-optimization/31526
14132 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
14133 n_basic_blocks to find newly added blocks.
14135 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
14137 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
14139 (fix_trunc<mode>si_sse): Ditto.
14140 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
14141 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
14142 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
14143 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
14144 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
14145 expander using SSEMODEF mode macro.
14146 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
14147 expander using SSEMODEF mode macro.
14148 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
14149 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
14150 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
14151 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
14152 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
14153 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
14154 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
14155 Macroize insn using X87MODEF mode macro.
14157 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
14159 * config/i386/sse.md (sse2_pinsrw): Removed.
14160 (sse2_pextrw): Renamed to ...
14161 (*sse2_pextrw): This.
14163 2007-04-09 Jan Hubicka <jh@suse.cz>
14166 * config/i386/sse.md
14167 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
14168 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
14169 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
14170 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
14172 2007-04-09 Jan Hubicka <jh@suse.cz>
14174 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
14175 multiple fields of union.
14177 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
14179 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
14180 (create_preheaders): Check that loops are available.
14181 (fix_loop_structure): Clean up, improve comments.
14182 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
14183 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
14185 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
14186 * predict.c (tree_estimate_probability): Do not call
14187 calculate_dominance_info. Call create_preheaders.
14188 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
14189 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
14191 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
14192 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
14193 * tree-cfg.c (tree_split_edge): Make an assert more precise.
14194 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
14197 2007-04-08 Jan Hubicka <jh@suse.cz>
14199 * tree.h (maybe_fold_offset_to_component_ref): Declare.
14200 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
14201 * fold-const.c (fold_unary): Use it.
14203 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14205 * varasm.c (assemble_variable): Remove call to
14206 lang_hooks.decls.prepare_assemble_variable.
14207 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
14208 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
14209 * langhooks.h (lang_hooks_for_decls): Remove
14210 prepare_assemble_variable.
14212 2007-04-08 Mike Stump <mrs@apple.com>
14214 * config/i386/i386.c: Use inc/dec on Core2.
14216 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
14218 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
14219 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14220 lhd_tree_inlining_end_inlining): Remove.
14221 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
14222 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
14223 end_inlining hooks.
14224 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
14225 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14226 lhd_tree_inlining_end_inlining): Remove prototypes.
14227 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
14228 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
14229 LANG_HOOKS_TREE_INLINING_START_INLINING,
14230 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
14232 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
14235 2007-04-08 Anatoly Sokolov <aesok@post.ru>
14238 * config/avr/predicates.md (io_address_operand): Delete predicate.
14239 (low_io_address_operand): Don't use 'mode' argument.
14240 (higth_io_address_operand): Rename ...
14241 (high_io_address_operand): ... to this. Don't use 'mode' argument.
14242 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
14245 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
14247 Revert change removing staticp.
14249 2007-04-07 Anatoly Sokolov <aesok@post.ru>
14252 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
14255 2007-04-07 Bruce Korb <bkorb@gnu.org>
14257 * c.opt: Add -Wformat-contains-nul.
14258 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
14260 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
14261 the NUL byte warning.
14263 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
14265 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
14267 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14269 * tree.c (staticp): No longer use staticp langhook.
14270 * langhooks.c (lhd_staticp): Removed.
14271 * langhooks.h (struct lang_hooks): Remove staticp.
14272 * c-common.c (c_staticp): Remove.
14273 * c-common.h (c_staticp): Ditto.
14274 * langhooks-defs.h (lhd_staticp): Ditto.
14275 (LHD_HOOKS_STATICP): Ditto
14276 * tree.h (gcc_assert_lowered): New macro.
14278 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
14280 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
14281 argument "reliable".
14282 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
14283 Add argument "reliable". Propagate it through calls.
14284 (infer_loop_bounds_from_undefined): Derive number of iterations
14285 estimates from references in blocks that do not dominate loop latch.
14286 (gcov_type_to_double_int): New function.
14287 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
14288 and expected_loop_iterations_unbounded.
14289 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
14290 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
14291 * tree-data-ref.c (estimated_loop_iterations): Export.
14292 (get_references_in_stmt): Fix -- do not return addresses of local
14294 * cfgloop.h (expected_loop_iterations_unbounded,
14295 estimated_loop_iterations): Declare.
14297 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14299 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14301 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14303 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
14304 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
14305 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
14306 Use output_387_reg_move().
14307 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
14308 expander using X87MODEF12 mode macro.
14309 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
14310 choosing register preferences. Use output_387_reg_move().
14311 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
14312 instead of "x". Use output_387_reg_move().
14313 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
14314 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
14315 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
14316 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
14317 Use output_387_reg_move().
14318 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
14320 (*truncxf?f_i387 splitter): Ditto.
14322 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14324 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
14325 LANG_HOOKS_SAFE_FROM_P.
14326 * expr.c (safe_from_p): Remove langhook call.
14327 * langhooks.h (lang_hooks): Remove safe_from_p.
14328 (lhd_safe_from_p): Remove prototype.
14329 * langhooks.c (lhd_safe_from_p): Remove.
14331 2007-04-06 Jan Hubicka <jh@suse.cz>
14333 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
14336 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14338 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
14339 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
14340 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
14341 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
14343 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
14344 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
14346 2007-04-05 Richard Henderson <rth@redhat.com>
14348 * config/alpha/alpha.c (print_operand) [+]: Remove.
14349 (alpha_end_function): Print nop if call at end of function.
14350 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
14351 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
14352 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
14353 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
14354 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
14355 the call pattern. Update peepholes to match.
14357 2007-04-05 Janis Johnson <janis187@us.ibm.com>
14359 * doc/extend.texi (Other Builtins): Add decimal float variants
14361 * builtins.def: Ditto.
14362 * builtins.c (expand_builtin): Ditto.
14364 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
14365 H.J. Lu <hongjiu.lu@intel.com>
14368 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
14369 of V8HImode when calling ix86_binary_operator_ok.
14370 (sse2_pmaddwd): Call ix86_binary_operator_ok.
14371 (sdot_prodv8hi): Operands 1 and 2 must be register.
14373 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14375 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14376 initialize align to silence bogus warning.
14378 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14380 PR middle-end/22156
14381 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14383 (struct sra_walk_fns): Remove use_all parameter from use.
14384 (sra_hash_tree): Handle BIT_FIELD_REFs.
14385 (sra_elt_hash): Don't hash bitfld blocks.
14386 (sra_elt_eq): Skip them in parent compares as well. Handle
14388 (sra_walk_expr): Don't maintain or pass down use_all_p.
14389 (scan_use): Remove use_all parameter.
14390 (scalarize_use): Likewise. Re-expand assignment to
14391 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14392 output, and re-scalarize after output. Don't mark anything
14394 (scalarize_ldst): Adjust.
14395 (scalarize_walk_gimple_modify_statement): Likewise.
14396 (build_element_name_1): Handle BIT_FIELD_REFs.
14397 (instantiate_element): Don't warn for any element whose parent
14398 is used as a whole.
14399 (instantiate_missing_elements_1): Return the sra_elt.
14400 (canon_type_for_field): New.
14401 (try_instantiate_multiple_fields): New.
14402 (instantiate_missing_elemnts): Use them.
14403 (mark_no_warning): Removed.
14404 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14405 (REPLDUP, sra_build_elt_assignment): New.
14406 (generate_copy_inout): Use them.
14407 (generate_element_copy): Likewise. Handle bitfld differences.
14408 (generate_element_zero): Don't recurse for blocks. Use
14409 sra_build_elt_assignment.
14410 (generate_one_element_int): Take elt instead of var. Use
14411 sra_build_elt_assignment.
14412 (generate_element_init_1): Adjust.
14413 (scalarize_use, scalarize_copy): Use REPLDUP.
14414 (scalarize_ldst): Move assert before dereference.
14415 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14417 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14419 * regmove.c: Fix unused variable warnings due to previous commit.
14421 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14423 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
14424 (regmove_bb_head): Remove.
14425 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
14426 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
14427 problems with fixup_match_1.
14428 Don't initialize/free regmove_bb_head.
14430 (reg_is_remote_constant_p): If an insn is in the same basic block
14431 but not before INSN, consider it remote, too.
14433 2007-04-05 Anatoly Sokolov <aesok@post.ru>
14436 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
14437 DECL_ASSEMBLER_NAME, not the DECL_NAME.
14439 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
14441 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
14442 (CONDITIONAL_REGISTER_USAGE): Likewise.
14444 2007-04-04 Richard Henderson <rth@redhat.com>
14446 * config/alpha/lib1funcs.asm: Remove unused file.
14448 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14451 * opts.c (print_specific_help): Fix --help=<language>
14453 (common_handle_option): Support --help=common.
14455 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14458 * gcc.c (main): Do not run the linker if
14459 print_subprocess_help indicates that it shouldn't be
14462 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14465 * doc/invoke.texi (--help=): Document <languages> value, fix
14466 formatting in tables of values.
14468 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
14470 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
14471 dllimport attribute of virtual methods.
14473 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
14475 * config/score/crti.asm: Change _bss_start to __bss_start.
14476 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
14477 (OUTGOING_REG_PARM_STACK_SPACE) update.
14478 * config/score/score.opt: add options to make backend support
14479 score5, score5u, score7 and score7d.
14480 * config/score/score.md: Likewise.
14481 * config/score/misc.md: Likewise.
14482 * config/score/mac.md: Likewise.
14483 * doc/invoke.texi: Likewise.
14484 * doc/md.texi: update constraints define.
14486 2007-04-03 Richard Henderson <rth@redhat.com>
14488 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
14489 an appropriate type, use the mode instead.
14491 2007-04-03 Richard Sandiford <richard@codesourcery.com>
14493 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
14494 Set the default --with-arch setting to mips2.
14495 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
14496 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
14497 (MULTILIB_OSDIRNAMES): Delete.
14498 (MULTILIB_DIRNAMES): Define.
14499 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
14500 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
14501 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
14502 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
14503 VXWORKS_OS_CPP_BUILTINS.
14504 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
14505 (MIPS_DEBUGGING_INFO): Undefine.
14506 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
14508 2007-04-03 Jakub Jelinek <jakub@redhat.com>
14510 PR middle-end/30704
14511 * fold-const.c (native_encode_real): Encode real.c provided longs
14512 as a series of 32-bit native integers.
14513 (native_interpret_real): Interpret buffer as a series of 32-bit
14516 2007-04-03 Richard Guenther <rguenther@suse.de>
14518 * genpreds.c (write_insn_constraint_len): Write function
14519 optimized for CONSTRAINT_LEN implementation.
14520 (write_tm_preds_h): Output insn_constraint_len inline and
14521 use it for CONSTRAINT_LEN.
14522 (write_insn_preds_c): Don't output insn_constraint_len.
14523 * doc/md.texi (define_register_constraint): Document multi-letter
14524 constraints shall have the same length if they start with the same
14527 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14530 * config/i386/i386.md (isinf<mode>2): Expand only when
14531 TARGET_C99_FUNCTIONS is set.
14533 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14535 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
14536 (x86_64-*-linux*): Ditto.
14537 * config/i386/i386.opt (mpc): New option.
14538 * config/i386/i386.c (overrride_options): Handle
14539 ix87_precision_string.
14540 * config/i386/crtprec.c: New file.
14541 * config/i386/t-crtpc: Ditto.
14542 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
14543 and -mpc80 options.
14544 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
14545 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
14546 crtprec32.o, crtprec64.o and crtprec80.o.
14548 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
14549 and -mpc80 options.
14550 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
14552 2007-04-02 Eric Christopher <echristo@apple.com>
14554 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
14555 limitations on darwin.
14557 2007-04-02 Anatoly Sokolov <aesok@post.ru>
14560 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
14562 2007-04-02 Dave Korn <dave.korn@artimi.com>
14564 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
14566 2007-04-02 Dave Korn <dave.korn@artimi.com>
14568 * libgcc2.h (exception_descriptor): Don't forward-declare.
14569 (__get_eh_table_language, __get_eh_table_version): Delete
14570 prototypes of long-dead functions.
14572 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
14574 * ebitmap.h: New file
14575 * ebitmap.c: New file
14576 * Makefile.in (ebitmap.o): New target.
14578 2007-04-01 Jan Hubicka <jh@suse.cz>
14580 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
14581 before very first instruction.
14583 2007-04-01 Jan Hubicka <jh@suse.cz>
14585 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
14586 waring on 64bit hosts.
14587 * bitmap.h: Fix typo in bitmap_head_def.
14589 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
14591 PR rtl-optimization/31391
14592 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
14593 into a DELETED_LABEL note, and the label is in an empty basic
14594 block, update BB_END as well as BB_HEAD.
14596 2007-04-01 Richard Henderson <rth@redhat.com>
14598 PR tree-optimization/31169
14599 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
14600 to varying if the range is outside [0, prec-1].
14602 2007-04-01 Richard Sandiford <richard@codesourcery.com>
14605 * config/mips/mips.md (load_const_gp): New insn.
14606 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
14607 the MIPS16 GP pseudo register if no_new_pseudos.
14608 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
14610 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
14613 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
14615 (call_value): Likewise.
14617 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
14618 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14621 * doc/invoke.texi: (optimization options): Reword description
14622 of -ffast-math. Document its primary purpose.
14624 2007-03-31 Richard Guenther <rguenther@suse.de>
14626 * omp-low.c (splay-tree.h): Include.
14627 (lookup_decl): Replace splay-tree usage by pointer-map.
14628 (maybe_lookup_decl): Likewise.
14629 (new_omp_context): Likewise.
14630 (delete_omp_context): Likewise.
14631 * gimplify.c (splay-tree.h): Include.
14632 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
14634 (remap_ssa_name): Likewise.
14635 (remap_decl): Likewise.
14636 (remap_type_1): Likewise.
14637 (remap_type): Likewise.
14638 (copy_body_r): Likewise.
14639 (expand_call_inline): Likewise.
14640 (clone_body): Likewise.
14641 (copy_tree_r): Likewise.
14642 (remap_save_expr): Likewise.
14643 (unsave_r): Likewise.
14644 (unsave_expr_now): Likewise.
14645 (tree_function_versioning): Likewise.
14646 (build_duplicate_type): Likewise.
14647 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
14648 (struct copy_body_data): Replace splay-tree by pointer-map.
14649 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
14650 not $(SPLAY_TREE_H).
14651 (gimplify.o): Depend on $(SPLAY_TREE_H).
14652 (omp-low.p): Likewise.
14654 2007-03-31 Anatoly Sokolov <aesok@post.ru>
14656 * config/avr/predicates.md (even_register_operand,
14657 odd_register_operand): New predicates.
14658 * config/avr/avr.md (movw peephole2): New.
14659 (movw_r peephole2): New.
14661 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
14663 * tree.h (get_signed_or_unsigned_type): New.
14664 * fold-const.c (operand_equal_for_comparison_p): Use
14665 get_signed_or_unsigned_type instead of
14666 lang_hooks.types.signed_or_unsigned_type.
14667 * expr.c (store_expr): Ditto.
14668 * langhooks.c (get_signed_or_unsigned_type): New.
14669 (lhd_signed_or_unsigned_type): New.
14670 * langhooks.h (lhd_signed_or_unsigned_type): New.
14671 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
14673 2007-03-30 Richard Henderson <rth@redhat.com>
14675 * tree-ssa-loop-ivopts.c: Include target.h.
14676 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
14677 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
14678 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
14679 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
14681 2007-03-30 Richard Henderson <rth@redhat.com>
14682 Kai Tietz <kai.tietz@onevision.com>
14684 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
14685 default for 64-bit.
14686 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
14687 (TARGET_64BIT_MS_ABI): New.
14688 (DBX_REGISTER_NUMBER): Handle 64-bit.
14689 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
14690 (LONG_TYPE_SIZE): Force to 32.
14691 (REG_PARM_STACK_SPACE): New.
14692 (OUTGOING_REG_PARM_STACK_SPACE): New.
14693 (REGPARM_MAX, SSE_REGPARM_MAX): New.
14694 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14695 (STACK_BOUNDARY): Use 128 for 64-bit.
14696 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
14697 Add 64-bit implementation.
14698 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
14700 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
14701 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
14702 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
14703 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
14704 (ix86_handle_cconv_attribute): Don't warn when ignoring if
14705 TARGET_64BIT_MS_ABI.
14706 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
14707 (ix86_pass_by_reference): Likewise.
14708 (ix86_function_value_regno_p): Likewise.
14709 (ix86_build_builtin_va_list): Likewise.
14710 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
14711 (function_arg_advance_ms_64): New.
14712 (function_arg_advance): Call it.
14713 (function_arg_ms_64): New.
14714 (function_arg): Call it.
14715 (function_value_ms_64): New.
14716 (ix86_function_value_1): Call it.
14717 (return_in_memory_ms_64): New.
14718 (ix86_return_in_memory): Call it.
14719 (setup_incoming_varargs_ms_64): New.
14720 (ix86_setup_incoming_varargs): Call it.
14721 (ix86_expand_prologue): Handle 64-bit stack probing.
14722 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
14723 (output_pic_addr_const): Likewise.
14724 (x86_this_parameter): Likewise.
14725 (x86_output_mi_thunk): Likewise.
14726 (x86_function_profiler): Likewise.
14727 (TARGET_STRICT_ARGUMENT_NAMING): New.
14728 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
14729 (TARGET_64BIT_MS_ABI): New.
14730 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
14731 * config/i386/i386.md (allocate_stack_worker): Remove.
14732 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
14733 describe the clobber of eax without a match_scratch.
14734 (allocate_stack_worker_postreload): Remove.
14735 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
14736 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
14737 (allocate_stack_worker_rex64_postreload): Remove.
14738 (allocate_stack): Handle 64-bit.
14739 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
14740 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
14741 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
14742 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
14743 (STANDARD_STARTFILE_PREFIX_1): Likewise.
14744 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
14745 * config.build (x86_64-*-mingw*): New host.
14746 * config.host (x86_64-*-mingw*): New host.
14747 * config.gcc (x86_64-*-mingw*): New target.
14748 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
14750 2007-03-30 Richard Henderson <rth@redhat.com>
14751 Kai Tietz <kai.tietz@onevision.com>
14753 * c-pragma.c (struct def_pragma_macro_value): New.
14754 (struct def_pragma_macro): New.
14755 (pushed_macro_table): New.
14756 (dpm_hash, dpm_eq): New.
14757 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
14758 (init_pragma): Install them.
14759 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14761 2007-03-30 Anatoly Sokolov <aesok@post.ru>
14763 * config/avr/avr.c (avr_override_options): Clear
14764 'flag_delete_null_pointer_checks'.
14766 2007-03-30 Paolo Carlini <pcarlini@suse.de>
14769 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
14770 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
14771 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
14772 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
14773 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
14774 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
14775 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
14777 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
14779 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
14781 * regmove.c: Move all of pass_stack_adjustments from here...
14782 * combine-stack-adj.c: ...to this new file.
14783 * Makefile.in: Add rules for combine-stack-adj.o.
14785 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
14787 PR tree-optimization/31383
14788 * tree-data-ref.c (affine_function_equal_p): Do not require the
14789 vectors to have the same length.
14791 2007-03-30 Jan Hubicka <jh@suse.cz>
14793 PR middle-end/30700
14794 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
14795 availablility; add more sanity checking; ask varpool only about
14798 2007-03-29 Richard Henderson <rth@redhat.com>
14800 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
14801 to decide, but __SIZEOF_LONG_LONG__.
14803 2007-03-29 Richard Henderson <rth@redhat.com>
14805 * emutls.c (struct __emutls_array): New.
14806 (emutls_destroy): Use it instead of casting element 0 from void*.
14807 (__emutls_get_address): Likewise.
14809 2007-03-29 Richard Henderson <rth@redhat.com>
14811 * varasm.c (initializer_constant_valid_p): Don't deny
14812 DECL_DLLIMPORT_P on functions.
14814 * config/i386/cygming.h: Remove function declarations.
14815 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
14816 (ASM_OUTPUT_LABELREF): Remove.
14817 (COMMON_ASM_OP): Remove.
14818 (ASM_OUTPUT_COMMON): Remove.
14819 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
14820 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
14821 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14822 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
14823 Rename from TARGET_ENCODE_SECTION_INFO.
14824 * config/i386/netware.h: Likewise.
14825 * config/i386/i386-protos.h: Update.
14826 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
14827 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
14828 (legitimate_constant_p): Reject dllimports.
14829 (dllimport_map, get_dllimport_decl): New.
14830 (legitimize_dllimport_symbol): New.
14831 (legitimize_address, ix86_expand_move): Use it.
14832 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
14833 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
14834 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
14835 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
14836 * config/i386/predicates.md (constant_call_address_operand): Only
14837 accept symbols; reject dllimport_p symbols.
14838 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
14839 i386_pe_maybe_record_exported_symbol.
14840 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
14841 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
14842 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
14843 trust the setting of DECL_DLLIMPORT_P.
14844 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
14845 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
14846 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
14847 tidy the argument scanning loop.
14848 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
14849 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
14850 (i386_pe_strip_name_encoding): Remove.
14851 (i386_pe_binds_local_p): New.
14852 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
14853 (i386_pe_output_labelref): Remove.
14854 (i386_pe_asm_output_aligned_decl_common): New.
14855 (i386_pe_maybe_record_exported_symbol): Rename from
14856 i386_pe_record_exported_symbol; check for dllexported symbols.
14858 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
14860 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
14861 add comment explaining why vsnprintf cannot be used.
14863 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
14865 PR tree-optimization/30666
14866 * tree.c (build_complex_type): When creating type names for DWARF2
14867 debug info, create TYPE_DECLs for TYPE_NAME instead of
14869 (build_common_tree_nodes_2): Use build_complex_type when building
14870 predefined complex types, to preserve canonical types.
14872 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
14874 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
14875 (noce_get_alt_condition): Look at it to determine whether to
14876 reverse the condition or not.
14877 (noce_get_condition): Substitute the truth for lies.
14878 (noce_find_if_block): Set the then_else_reversed field.
14880 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
14882 * config/fr30/fr30.md (movdi): Do not accept immediates as the
14883 destination of this insn.
14884 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
14885 than calling gen_rtx_SET directly. Use r0 to hold the value of
14886 'address + 4' rather than a stack based temporary which can be
14887 mis-optimized away.
14889 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14891 * config/s390/s390.c (s390_secondary_input_reload_class,
14892 s390_secondary_output_reload_class): Functions removed.
14893 (s390_secondary_reload): New function.
14894 (TARGET_SECONDARY_RELOAD): Target macro defined.
14895 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
14896 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
14897 * config/s390/s390.md ("reload_outti", "reload_outdi",
14898 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
14899 "reload_out<mode>"): Expanders removed.
14900 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
14901 "reload<mode>_nonoffmem_out"): Expanders added.
14903 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14905 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14906 action if SRC->DEST replacement failed anyway.
14908 2007-03-28 Mike Stump <mrs@apple.com>
14910 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14911 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14912 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14914 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14916 * config.gcc: Accept barcelona as a variant of amdfam10.
14917 * config/i386/i386.c (override_options): Likewise.
14918 * doc/invoke.texi: Likewise.
14920 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14922 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14923 offsets for BIT_FIELD_REF and COMPONENT_REF.
14925 2007-03-28 Richard Guenther <rguenther@suse.de>
14927 * tree.c (is_global_var): Move ...
14928 * tree-flow-inline.h (is_global_var): ... here.
14929 * tree.h (is_global_var): Remove declaration.
14931 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14933 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14935 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14936 * config/i386/i386.c (ix86_tune_features): Initialize new
14938 * config/i386/predicates.md (promotable_binary_operator): Use
14939 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14941 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14944 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14946 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14948 * config/fr30/fr30.md (movsi_internal): Change destination
14949 constraint from m to V and add m to the end.
14951 2007-03-28 Christian Bruel <christian.bruel@st.com>
14953 * config/sh/sh.md (movsi_i): Fix type attribute.
14955 2007-03-28 Christian Bruel <christian.bruel@st.com>
14957 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14958 (movsf_ie): Likewise.
14960 2007-03-28 Christian Bruel <christian.bruel@st.com>
14962 * config.gcc: Add sh4-300 to multilib.
14963 * config/sh/t-mlib-sh4-300: New file.
14965 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14967 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14968 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14969 fix_trunc<mode>di2.
14970 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14971 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14972 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14973 "fixuns_trunctddi2"): Whitespace fix.
14975 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14977 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14978 the definition of struct sh_args.
14979 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14980 CALL_COOKIE_INT_REG_GET): Likewise.
14982 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14984 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14985 transformations are applied successfully.
14987 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14989 * tree.c (tree_contains_struct): Permit 512 tree codes.
14990 * tree.h (tree_contains_struct): Ditto.
14991 (MAX_TREE_CODES): Ditto.
14992 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14993 SPARE member to store remaining padding bits.
14995 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14997 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
15000 2007-03-27 Janis Johnson <janis187@us.ibm.com>
15002 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
15003 * configure: Regenerate.
15005 * configure: Regenerate using the correct version of autoconf.
15007 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15009 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
15011 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
15012 regs to "__SP_L__" and "__SP_H__".
15014 2007-03-27 Richard Guenther <rguenther@suse.de>
15016 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
15017 computations with it with a HOST_WIDE_INT variable.
15019 2007-03-26 Mike Stump <mrs@apple.com>
15021 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
15022 objective-c-header, objective-c++-header and objc++-cpp-output
15024 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15026 2007-03-26 Richard Henderson <rth@redhat.com>
15029 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
15030 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
15031 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
15032 IX86_BUILTIN_PSRLQ128): New.
15033 (ix86_init_mmx_sse_builtins): Add them.
15034 (ix86_expand_builtin): Expand them.
15035 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
15036 operand 2 be TImode.
15037 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
15038 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
15039 _mm_srli_epi64): Mark __B const.
15040 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
15041 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
15042 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
15043 new two-vector shift builtins.
15045 2007-03-26 Ian Lance Taylor <iant@google.com>
15047 PR tree-optimization/31345
15048 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
15049 [+INF, +INF(OVF)] into VARYING.
15051 2007-03-26 Zack Weinberg <zackw@panix.com>
15053 * gengtype-parse.c: New file.
15054 * gengtype-yacc.y: Delete.
15055 * gengtype-lex.l: Don't include gengtype-yacc.h.
15056 Define YY_DECL and yyterminate appropriately for recursive
15057 descent parser. yylval is now a string out-parameter to yylex.
15058 (HWS, EOID): New shorthand.
15059 (IWORD): Add a couple more types.
15060 (yylex): Add a setup stanza. Remove the complex rules for
15061 detecting GTY'ed types and typedefs; replace with simple
15062 keyword detectors. Adjust everything for the changed
15063 definition of yylval. Ignore all pp-directives, not just #define.
15065 (parse_file): Rename yybegin; do not call yyparse.
15067 * gengtype.c (xasprintf): Export again.
15068 (this_file): New. Use everywhere __FILE__ was being used.
15069 (get_lang_bitmap): Special case types defined in gengtype.c.
15070 (do_typedef, new_structure): Suppress definition of certain types.
15071 (new_structure): Improve diagnostics of duplicate definitions.
15072 Make sure location_s is associated with input.h.
15073 (nreverse_pairs, define_location_structures): New functions.
15074 (main): Improve tagging of kludge types. Remove old kludges
15075 for input.h types; use define_location_structures.
15076 * gengtype.h: Update prototypes. Define token codes here.
15077 * Makefile.in: Remove all references to gengtype-yacc.
15078 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
15080 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
15081 add GTY((skip)) to the field that's only conditionally there.
15082 * doc/install.texi: Document that Bison is no longer required
15083 unless building treelang.
15085 * gengtype.c: Don't include gtyp-gen.h.
15086 (srcdir): Declare here.
15087 (base_files, lang_dir_names): Allocate dynamically.
15088 (gt_files, num_gt_files, num_lang_dirs): New globals.
15089 (measure_input_list, read_input_line, read_input_list)
15090 (set_lang_bitmap): New functions.
15091 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
15092 simplify, relying on read_input_list to set up the bitmaps.
15093 (main): Arguments are no longer unused. Check for correct number
15094 of command line arguments, set srcdir and srcdir_len, then call
15095 read_input_list, before doing anything else. No need to worry
15096 about duplicates in main loop.
15097 * configure.ac: Simplify the calculation of all_gtfiles.
15098 Put language tags in there. Don't set or substitute
15099 all_gtfiles_files_langs or all_gtfiles_files_frags.
15100 * Makefile.in: Revamp the way gengtype is invoked, now that it
15101 takes a file on its command line with a much simpler format.
15102 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
15103 (GTFILES): Remove duplicates and C source files.
15104 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
15105 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
15106 * configure: Regenerate.
15108 * gengtype.h: Remove all type definitions to gengtype.c; leave
15109 only definitions of options_p, type_p, and pair_p as opaque
15110 pointers. Update prototypes.
15111 * gengtype.c: Many type definitions moved here from gengtype.h.
15112 Consolidate type definitions at the top of the file.
15113 (xvasprintf): Delete.
15114 (xasprintf): Make static.
15115 (create_nested_pointer_option): Add 'next' parameter.
15116 (create_field_all, create_field_at): New functions.
15117 (create_field): Now a thin wrapper around create_field_all.
15118 (create_optional_field): Rename create_optional_field_ and add
15119 line argument. Original name is now a macro which supplies
15121 (oprintf): Use vsnprintf directly.
15122 (close_output_files): Use fatal rather than perror/exit.
15123 (note_def_vec, note_def_vec_alloc): Use create_field_at.
15124 (main): Set progname. Don't use exit.
15125 * gengtype-yacc.y (struct_fields): Use create_field_at.
15126 (option, optionseqopt): Delete.
15127 (optionseq): Consolidate productions from option here so we
15128 can use the first argument to create_option.
15130 * gengtype-lex.l: Distinguish unions from structures in the
15131 token type. Don't call find_structure; return the tag as a string.
15132 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
15133 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
15134 string. Reorganize typedef_struct production accordingly.
15135 Use create_nested_ptr_option.
15136 * gengtype.c (create_nested_ptr_option): New function.
15137 * gengtype.h: Declare it.
15139 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
15140 (string_type): Don't declare.
15141 (do_scalar_typedef): Declare.
15142 (create_scalar_type): Update prototype.
15143 * gengtype.c (string_type): Make static.
15144 (scalar_nonchar, scalar_char): New.
15145 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
15146 (resolve_typedef): Use scalar_nonchar for error recovery.
15147 (create_scalar_type): Remove name_len field. Return scalar_char
15148 or scalar_nonchar as appropriate.
15149 (adjust_field_type): Look at scalar_is_char boolean to decide whether
15150 to use string_type.
15151 (throughout): Use scalar_nonchar instead of calling
15152 create_scalar_type, whenever possible.
15153 (main): Initialize scalar_char and scalar_nonchar before calling
15155 * gengtype-lex.l: Adjust for removal of second argument to
15156 create_scalar_type. Use yylval.s instead of yylval.t when
15158 * gengtype-yacc.y: Type of SCALAR is string. Call
15159 create_scalar_type from type:SCALAR rule. Adjust for removal of
15160 second argument to create_scalar_type.
15162 * vec.h: Remove all #if IN_GENGTYPE blocks.
15163 Add comment saying that changes may require adjustments to gengtype.
15164 * gengtype.c: Don't include coretypes.h or tm.h.
15165 Add comment to inclusion of errors.h.
15166 (note_def_vec, note_def_vec_alloc): New functions.
15167 * gengtype.h: Declare new functions.
15168 * gengtype-lex.l: Don't include coretypes.h.
15169 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
15171 (update_lineno): Remove unnecessary prototype.
15172 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
15173 (VEC rule): Just return VEC_TOKEN.
15174 * gengtype-yacc.y (VEC_TOKEN): New token type.
15175 (type): Add a production for VEC(a,b).
15176 * Makefile.in: Update dependencies.
15178 * gengtype-lex.l: Remove rules for parsing pointer-to-function
15179 typedefs that use the old PARAMS macro.
15181 * gengtype-lex.l: Remove all rules and states relating to yacc
15183 * gengtype-yacc.y: Similarly.
15184 * gengtype.c (note_yacc_type): Delete function.
15185 * gengtype.h: Update prototypes.
15187 2007-03-26 Joseph Myers <joseph@codesourcery.com>
15189 * tree-pretty-print.c (dump_generic_node): Report precision of
15190 unnamed integer types.
15192 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
15194 * ifcvt.c (noce_try_store_flag_constants): Don't check
15195 no_new_pseudos here.
15196 (noce_try_store_flag_constants): Don't check no_new_pseudos.
15197 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
15198 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
15199 noce_try_sign_mask): Likewise.
15200 (if_convert): Check no_new_pseudos here.
15202 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
15204 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
15205 (noce_get_condition): Handle new then_else_reversed argument.
15206 (noce_init_if_info): Remove, fold into noce_find_if_block.
15207 (noce_process_if_block): Take a struct noce_if_info as the
15208 argument. Don't set up one based on ce_if_info. Update pointer
15209 references accordingly.
15210 (cond_move_process_if_block): Likewise.
15211 (process_if_block): Removed.
15212 (find_if_block): Removed. Move functionality two new functions,
15213 noce_find_if_block and cond_exec_find_if_block.
15214 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
15215 blocks and the symmetric IF-ELSE-JOIN case.
15216 (cond_exec_find_if_block): Also new function mostly based on old
15217 find_if_block and process_if_block.
15218 (find_if_header): Replace find_if_block call with separately
15219 guarded calls to noce_find_if_block and cond_exec_find_if_block.
15220 (find_cond_trap): Update noce_get_condition call.
15221 (dead_or_predicable): Likewise.
15223 2007-03-26 Jakub Jelinek <jakub@redhat.com>
15225 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
15227 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
15228 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
15229 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
15230 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
15231 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
15232 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
15233 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
15234 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
15235 __builtin_ia32_psrad128 builtins.
15237 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
15239 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
15240 * config/i386/constraints.md
15241 (define_constraint "I"): Use IN_RANGE macro.
15242 (define_constraint "J"): Ditto.
15243 (define_constraint "K"): Ditto.
15244 (define_constraint "M"): Ditto.
15245 (define_constraint "N"): Ditto.
15246 (define_constraint "O"): Ditto.
15247 * config/i386/predicates.md
15248 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
15249 (define_predicate "const_0_to_3_operand"): Ditto.
15250 (define_predicate "const_0_to_7_operand"): Ditto.
15251 (define_predicate "const_0_to_15_operand"): Ditto.
15252 (define_predicate "const_0_to_63_operand"): Ditto.
15253 (define_predicate "const_0_to_255_operand"): Ditto.
15254 (define_predicate "const_1_to_31_operand"): Ditto.
15255 (define_predicate "const_2_to_3_operand"): Ditto.
15256 (define_predicate "const_4_to_7_operand"): Ditto.
15258 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15260 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
15261 in SImode for save_world.
15262 * config/rs6000/altivec.md (save_world, restore_world): Convert to
15265 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
15267 PR tree-optimization/30784
15268 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
15271 2007-03-25 Revital Eres <eres@il.ibm.com>
15273 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
15274 Fold movement_possibility function into it.
15276 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15278 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
15279 (load_macho_picbase_{si,di}): Convert to LR hard reg.
15280 (call_indirect_nonlocal_darwin64): Same.
15281 (call_nonlocal_darwin64): Same.
15282 (call_value_indirect_nonlocal_darwin64): Same.
15283 (call_value_nonlocal_darwin64): Same.
15284 (sibcall_nonlocal_darwin64): Same.
15285 (sibcall_value_nonlocal_darwin64): Same.
15286 (sibcall_symbolic_64): Same.
15287 (sibcall_value_symbolic_64): Same.
15288 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
15290 (rs6000_emit_load_toc_table): Same.
15291 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
15292 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
15294 (divss_call): Same.
15295 (divus_call): Same.
15296 (quoss_call): Same.
15297 (quous_call): Same.
15298 (load_toc_v4_pic_si): Same
15299 (load_toc_v4_PIC_1): Same.
15300 (load_toc_v4_PIC_1b): Same.
15301 (call_indirect_aix{32,64}): Same.
15302 (call_value_indirect_aix{32,64}): Same.
15304 (call_value): Same.
15305 (call_local{32,64}): Same.
15306 (call_value_local{32,64}): Same.
15307 (call_indirect_nonlocal_aix{32,64}): Same.
15308 (call_nonlocal_aix{32,64}): Same.
15309 (call_value_indirect_nonlocal_aix{32,64}): Same.
15310 (call_value_nonlocal_aix{32,64}): Same.
15311 (call_indirect_nonlocal_sysv<mode>): Same.
15312 (call_nonlocal_sysv<mode>): Same.
15313 (call_value_indirect_nonlocal_sysv<mode>): Same.
15314 (call_value_nonlocal_sysv<mode>): Same.
15316 (sibcall_local{32,64}): Same.
15317 (sibcall_value_local{32,64}): Same.
15318 (sibcall_nonlocal_aix{32,64}): Same.
15319 (sibcall_value_nonlocal_aix{32,64}): Same.
15320 (sibcall_nonlocal_sysv<mode>): Same.
15321 (sibcall_value): Same.
15322 (sibcall_value_nonlocal_sysv<mode>): Same.
15324 2007-03-24 Paul Brook <paul@codesourcery.com>
15326 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
15327 * config/arm/linux-eabi.h: Remove legacy syscall hack.
15329 2007-03-24 Richard Henderson <rth@redhat.com>
15331 * config/ia64/constraints.md: New file.
15332 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
15333 satisfies_constraint_?.
15334 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
15335 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
15336 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
15337 ia64_output_mi_thunk): Likewise.
15338 (ia64_const_ok_for_letter_p): Remove.
15339 (ia64_const_double_ok_for_letter_p): Remove.
15340 (ia64_extra_constraint): Remove.
15341 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
15342 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
15343 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
15344 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
15345 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
15346 EXTRA_MEMORY_CONSTRAINT): Remove.
15347 * config/ia64/ia64.md: Include constriants.md. Replace
15348 CONST_OK_FOR_? with satisfies_constraint_?.
15350 2007-03-23 Michael Meissner <michael.meissner@amd.com>
15351 H.J. Lu <hongjiu.lu@intel.com>
15353 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
15355 (name macros): Use DPD_BID_NAME to convert names properly.
15357 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
15358 decimal floating point format.
15359 (init_floating_libfuncs): Change decimal functions so that they
15360 have a "bid_" prefix if the decimal system uses the BID format,
15361 and "dpd_" prefix if the decimal system uses the DPD format.
15362 (init_interclass_conv_libfuncs): Ditto.
15363 (init_intraclass_conv_libfuncs): Ditto.
15365 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15366 using the BID format.
15368 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15369 whether we are using the BID decimal format.
15370 * configure: Regenerate.
15372 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15373 the compiler has decimal floating point enabled. Define
15374 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15377 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15378 using the BID format.
15380 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15381 whether we are using the BID decimal format.
15382 * configure: Regenerate.
15384 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15385 the compiler has decimal floating point enabled. Define
15386 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15389 * doc/install.texi (--enable-decimal-float): Document BID and DPD
15390 options, and that it is enabled for i386/x86_64 systems.
15392 * Makefile.in (enable_decimal_float): New.
15394 (DECNUMINC): Add -I$(DECNUMFMT).
15395 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
15396 to $(DECNUMFMT) from $(DECNUM).
15398 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
15399 Substitute enable_decimal_float.
15400 * configure: Regenerated.
15403 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
15406 * configure.ac: Enable decimal float for x86_64-*-linux*.
15407 * configure: Regenerated.
15410 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
15411 decimal128ClearSign to flip and clear the sign bit in decimal128.
15412 (decimal_real_maxval): Set decimal128SetSign to set the sign
15415 2007-03-23 Ian Lance Taylor <iant@google.com>
15417 * fold-const.c (fold_binary): Correct warning for X - c >= X.
15419 2007-03-23 Ian Lance Taylor <iant@google.com>
15421 * tree-dump.c (dump_files): Correct comment.
15423 2007-03-23 Ian Lance Taylor <iant@google.com>
15425 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
15427 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
15429 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
15430 in cfglayout mode. Don't go into and out of cfglayout mode.
15431 Link the blocks in the order of the constructed traces.
15432 (rest_of_handle_tracer): Adjust call to tracer.
15433 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
15434 Don't go into cfglayout mode.
15435 (rtl_loop_done): Don't go out of cfglayout mode.
15436 * cfglayout.c (relink_block_chain): New function, split out from...
15437 (fixup_reorder_chain): ...here. Remove redundant checking.
15438 (cfg_layout_finalize): Don't clear the header, footer, and aux
15439 fields here, move the code to do so to relink_block_chain. Likewise
15440 for free_original_copy_tables.
15441 * rtl.h (tracer): Update prototype.
15442 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
15443 Assert we are in cfglayout mode. Don't go into and out of cfglayout
15444 mode. Use relink_block_chain to serialize the CFG according to the
15445 new basic block order. Move targetm.cannot_modify_jumps_p check from
15447 (gate_handle_reorder_blocks): ...to here.
15448 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
15450 (gate_duplicate_computed_gotos): ...to here.
15451 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
15452 something always changes when going into and out of cfglayout mode.
15453 Perform an expensive cfg cleanup while going into cfglayout mode.
15454 Always update liveness information on HAVE_conditional_execution
15455 targets. Reserialize the basic blocks and go out of cfglayout mode.
15456 * reg-stack.c: Include cfglayout.h.
15457 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
15458 the call to reorder_basic_blocks.
15459 * basic-block.h (reorder_basic_blocks): Update prototype.
15460 (relink_block_chain): New prototype.
15461 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
15463 2007-03-23 Joseph Myers <joseph@codesourcery.com>
15465 * config/mips/mips.md (type, hazard, *movdi_32bit,
15466 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
15467 *movhi_internal, *movqi_internal, *movsf_hardfloat,
15468 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
15469 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
15470 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
15472 (movcc): Change first xfer to multi.
15473 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
15474 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
15475 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
15476 config/mips/generic.md: Change reservations using "xfer" to use
15478 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
15479 using match_operand.
15480 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
15481 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
15483 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
15485 2007-03-22 Richard Henderson <rth@redhat.com>
15487 * config/i386/i386.c: Remove unnecessary function declarations.
15488 Move targetm definition, and all related macros, to the end of
15489 the file. Resort some functions to put definitions before uses.
15490 (ix86_attribute_table): Make static. Move to end of file.
15491 (ix86_gimplify_va_arg): Make static.
15493 2007-03-22 Richard Henderson <rth@redhat.com>
15495 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
15496 don't increase local_regparm with force_align_arg_pointer check.
15497 (ix86_function_sseregparm): Assert 32-bit.
15498 (type_has_variadic_args_p): New.
15499 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
15500 type_has_variadic_args_p.
15501 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
15502 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
15503 use memset instead. Do maybe_vaarg check first; skip attribute
15504 tests if true; skip attribute tests for 64-bit.
15505 (construct_container): Remove TARGET_DEBUG_ARG.
15506 (function_arg_advance_32, function_arg_advance_64): Split out ...
15507 (function_arg_advance): ... from here.
15508 (function_arg_32, function_arg_64): Split out ...
15509 (function_arg): ... from here.
15510 (ix86_pass_by_reference): Tidy.
15511 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
15512 (function_value_32): New, from parts of ix86_function_value
15513 and ix86_value_regno.
15514 (function_value_64): New, from parts of ix86_function_value
15515 and ix86_libcall_value.
15516 (ix86_function_value_1): New.
15517 (ix86_function_value, ix86_libcall_value): Use it.
15518 (return_in_memory_32, return_in_memory_64): Split out ...
15519 (ix86_return_in_memory): ... from here.
15520 (ix86_struct_value_rtx): Skip for 64-bit.
15521 (ix86_libcall_value, ix86_value_regno): Remove.
15522 (setup_incoming_varargs_64): Split out ...
15523 (ix86_setup_incoming_varargs): ... from here.
15524 (ix86_va_start): Remove TARGET_DEBUG_ARG.
15525 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
15526 * config/i386/i386-protos.h (ix86_function_value): Remove.
15527 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
15529 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15532 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
15533 infinities not supported, otherwise emit warning if -Woverflow. On
15534 underflow, emit warning if -Woverflow.
15535 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
15537 * real.h (real_from_string): Update declaration
15539 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
15540 Richard Henderson <rth@redhat.com>
15542 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
15543 * calls.c (compute_argument_block_size, expand_call,
15544 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
15545 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
15546 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
15547 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
15548 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
15549 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
15550 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
15551 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
15554 2007-03-22 Joseph Myers <joseph@codesourcery.com>
15556 * c-incpath.c (add_sysroot_to_chain): New.
15557 (merge_include_chains): Add sysroot argument. Call
15558 add_sysroot_to_chain if sysrooted.
15559 (register_include_chains): Update call to merge_include_chains.
15560 * doc/cppopts.texi: Document use of '=' in include directory
15563 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
15565 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
15566 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
15567 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
15568 insn pattern using X87MODEF12 mode macro.
15570 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
15572 * regmove.c (regmove_optimize): Use reg_mentioned_p
15573 instead of reg_overlap_mentioned_p for DST.
15575 2007-03-21 Mike Stump <mrs@apple.com>
15577 * c.opt: Fixup for Objective-C/C++.
15579 2007-03-21 Steve Ellcey <sje@cup.hp.com>
15581 * explow.c (convert_memory_address): Fold memory reference when
15582 POINTERS_EXTEND_UNSIGNED < 0
15584 2007-03-21 Richard Henderson <rth@redhat.com>
15587 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
15588 * config/i386/mmintrin.h (__m64): Likewise.
15589 * config/i386/xmmintrin.h (__m128): Likewise.
15591 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15593 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
15594 (VXWORKS_OS_CPP_BUILTINS): Define.
15595 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
15596 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
15598 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15600 * rtl.h (constant_pool_reference_p): Delete.
15601 (find_constant_src): Declare.
15602 * rtlanal.c (find_constant_src): New function.
15603 * simplify-rtx.c (constant_pool_reference_p): Delete.
15604 * config/i386/i386.md: Use find_constant_src instead of
15605 constant_pool_reference_p/avoid_constant_pool_reference pairs.
15607 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15609 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
15610 * c-cppbuiltin.c (c_cpp_builtins): Define them.
15612 2007-03-20 Mark Mitchell <mark@codesourcery.com>
15614 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
15615 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
15616 (arm_elf_asm_constructor): Use it.
15617 (arm_elf_asm_destructor): New function.
15619 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
15621 * jump.c (mark_jump_label): Treat SEQUENCE specially.
15623 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
15625 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
15627 2007-03-19 Andrew Haley <aph@redhat.com>
15629 PR tree-optimization/31264
15630 * tree-vrp.c (register_edge_assert_for_1): Don't look though
15631 VIEW_CONVERT_EXPRs.
15633 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
15635 PR rtl-optimization/30907
15636 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
15637 (fwprop_init): Always call loop_optimizer_initialize.
15638 (fwprop_done): Always call loop_optimizer_finalize.
15639 (fwprop): We always have loop info now.
15640 (gate_fwprop_addr): Remove.
15641 (pass_fwprop_addr): Use gate_fwprop as gate.
15643 PR rtl-optimization/30841
15644 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
15645 df_chain_alloc): Call df_reorganize_refs unconditionally.
15646 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
15647 refs_organized to refs_organized_size.
15648 (df_ref_create_structure): Use refs_organized_size instead of
15649 bitmap_size if refs had been organized, and keep refs_organized_size
15651 * df.h (struct df_ref_info): Change refs_organized to
15652 refs_organized_size.
15653 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
15656 2007-03-19 Mark Mitchell <mark@codesourcery.com>
15658 * except.c (output_function_exception_table): Do not reference the
15659 EH personality routine for functions that do not require an
15662 2007-03-20 Jakub Jelinek <jakub@redhat.com>
15665 * c-typeck.c (convert_for_assignment): Call comptypes for
15666 RECORD_TYPE or UNION_TYPE.
15668 PR inline-asm/30505
15669 * reload1.c (reload): Do invalid ASM checking after
15670 cleanup_subreg_operands.
15672 2007-03-19 Jeff Law <law@redhat.com>
15674 * tree-cfg.c (find_taken_edge): Tighten conditions for
15675 optimizing computed gotos.
15677 2007-03-19 Michael Matz <matz@suse.de>
15679 * builtins.c (expand_builtin_sync_operation,
15680 expand_builtin_compare_and_swap,
15681 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
15684 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
15685 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
15688 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15690 * doc/tm.texi: Add brackets around the return type of
15691 TARGET_SECONDARY_RELOAD.
15693 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15694 Richard Guenther <rguenther@suse.de>
15696 PR tree-optimization/31254
15697 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
15698 Use handled_component_p () where appropriate. Continue
15699 propagating into the rhs if we propagated into an INDIRECT_REF
15702 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15704 * config/s390/s390.md (op_type attribute): RRR instruction type added.
15705 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
15706 (xde, xdee): Mode attributes adjusted to support DFP modes.
15707 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
15708 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
15709 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
15710 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
15711 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
15712 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15713 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
15715 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
15716 "movsf"): Insn definitions removed.
15717 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
15718 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
15719 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
15721 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
15722 "reload_in<mode>", "reload_out<mode>"): Expander added.
15723 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
15726 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15728 * config/s390/s390.md: Only non-functional changes. Renamed
15729 FPR mode macro to BFP all over the file.
15731 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15733 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
15734 (op_type attribute): RRF instruction type added.
15735 (fT0): New mode attribute.
15736 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15737 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
15738 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
15739 instruction no secondary memory is needed when moving DFmode values
15740 between GPRs and FPRs.
15742 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15744 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
15745 inverted and documentation adjusted.
15746 ("mhard-dfp", "msoft-dfp"): New options.
15747 * config/s390/s390.c (s390_handle_arch_option): New architecture
15749 (override_options): Sanity checks for the new options added.
15750 * config.gcc: New architecture switch: z9-ec.
15751 * config/s390/s390.h (processor_flags): PF_DFP added.
15752 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
15753 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
15754 when the bit is NOT set so remove it from the defaults.
15756 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15758 * genemit.c (main): Print include statement for dfp.h.
15759 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
15762 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15764 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
15766 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
15769 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
15770 instead of PATTERN.
15772 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15774 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
15775 attr_length_call, output_call, output_indirect_call): Cleanup
15776 formatting of targetm calls.
15778 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15780 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
15782 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15784 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
15785 reservation, bypass and anti-bypass descriptions for these
15786 instructions. Update move patterns.
15787 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
15790 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
15792 * tree-vect-transform.c (get_initial_def_for_induction): Replace
15793 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
15794 (get_initial_def_for_reduction): Likewise.
15796 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
15798 Fix PR tree-optimization/29922
15799 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
15800 (get_representative): Removed.
15801 (value_dies_in_block_x): Update for rvuse removal.
15802 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
15803 (compute_antic_aux): Handle when PHI nodes appear in
15804 non-single-successors.
15805 (dump_bitmap_of_names): Removed.
15806 (compute_antic_safe): Renamed and removed rvuse calculation.
15807 Calculate only antic safe.
15808 (insert_into_preds_of_block): Remove assert.
15809 (execute_pre): Update for renamed functions.
15810 (defer_or_phi_translate_block): New function.
15812 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15814 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
15815 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
15817 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
15818 Follow spelling conventions.
15820 * tree-data-ref.h: Remove the prototype for analyze_array.
15822 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
15824 PR tree-optimization/31041
15825 * tree-vect-transform.c (get_initial_def_for_induction): Call
15826 force_gimple_operand.
15828 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
15830 * ipa-type-escape.c (look_for_casts) : Revert code to use
15831 handled_component_p due to ada test a-numaux.adb.
15833 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15835 * final.c (final_scan_insn): Alter the condition of a
15836 conditional trap if we have nonstandard CC.
15838 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15840 * configure.ac: Remove excess quoting from asm line 0 test.
15841 * configure: Rebuilt.
15843 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15845 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
15846 * c-common.c (convert_and_check): Move warning logic to...
15847 (warnings_for_convert_and_check): ...here. Define.
15848 * c-common.h (warnings_for_convert_and_check): Declare.
15850 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15852 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
15853 (output_call): Likewise.
15855 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15857 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
15859 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15861 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
15863 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
15865 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
15866 opteron, athlon-64 and athlon-fx processor_alias_table entries.
15868 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
15870 PR tree-optimization/31183
15871 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15872 Use double_int instead of unsigned int for representing access_strides.
15873 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
15875 2007-03-16 Richard Guenther <rguenther@suse.de>
15877 PR tree-optimization/31146
15878 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
15879 to allow recursion of forward_propagate_addr_expr.
15880 (forward_propagate_addr_into_variable_array_index): Likewise.
15881 (forward_propagate_addr_expr): Likewise.
15882 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15883 (forward_propagate_addr_expr_1): Recurse on simple copies
15884 instead of propagating into them. Do so for useless conversions
15886 (forward_propagate_addr_expr): Clean up unused statements after
15889 2007-03-16 Richard Guenther <rguenther@suse.de>
15891 * builtins.c (expand_builtin_cexpi): Use the right argument
15892 for the expansion via cexp.
15894 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15896 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
15897 * configure: Rebuilt.
15899 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15902 * dwarf2out.c (force_type_die): Adjust comment.
15903 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15905 2007-03-15 DJ Delorie <dj@redhat.com>
15907 * config/frv/predicates.md (minmax_operator): Don't check operands
15910 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15912 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15913 Update constant estimates of number of iterations.
15914 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15915 argument renamed to "realistic".
15916 (compute_estimated_nb_iterations): Removed.
15917 (record_niter_bound): New function.
15918 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15919 call record_nonwrapping_iv with upper = false.
15920 (infer_loop_bounds_from_signedness): Pass upper argument to
15921 record_nonwrapping_iv.
15922 (estimate_numbers_of_iterations_loop): Do not call
15923 compute_estimated_nb_iterations. Record estimate based on profile
15924 information. Initialize the constant estimates of number of
15926 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15928 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15929 number of iterations is too small.
15930 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15931 (EST_NOT_AVAILABLE): Removed.
15932 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15933 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15936 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15938 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15939 Handle NE_EXPR guards.
15941 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15944 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15945 Set also -pedantic-errors by default for the preprocessor unless
15946 -fpermissive is given.
15948 2007-03-15 Richard Guenther <rguenther@suse.de>
15950 PR middle-end/29719
15951 PR middle-end/31161
15952 * builtins.c (expand_builtin_cexpi): As a fallback if we
15953 don't have builtins for sincos or cexp create a function
15954 declaration for cexp and expand to a call to that.
15955 (expand_builtin_int_roundingfn): Always fall
15956 back to floor/ceil and its variants even if they may be
15959 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15961 PR middle-end/31159
15962 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15963 jump tables, move the call to delete_dead_jumptables from here...
15964 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15965 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15966 don't allow merging of blocks that try_redirect_by_replacing_jump
15967 also does not handle when not optimizing.
15969 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15970 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15972 * config/i386/i386.md (x86_sahf_1): Correctly handle
15975 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15978 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15979 x86_64_general_operand as operand[2] predicate. Remove "iF"
15980 from operand constraints and use "e" constraint instead.
15981 (*subti3_1, *subti3_1 splitter): Ditto.
15982 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15983 operand[1] predicate.
15985 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15987 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15988 arrays, multiply the access strides by the size of the sub-array.
15989 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15991 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15993 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15994 the configured assembler supports the sahf mnemonic.
15995 * configure: Regenerate.
15996 * config.in: Regenerate.
15998 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15999 emit "sahf" or ".byte\t0x9e" as asm template.
16001 2007-03-14 Michael Meissner <michael.meissner@amd.com>
16004 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
16005 option to replace hard coded TARGET_xxx in md file.
16006 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
16007 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16008 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
16009 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
16010 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
16011 (X86_TUNE_NOT_VECTORMODE): Ditto.
16012 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
16013 (TUNE_AVOID_VECTOR_DECODE): Ditto.
16014 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16015 (TUNE_SLOW_IMUL_IMM8): Ditto.
16016 (TUNE_MOVE_M1_VIA_OR): Ditto.
16017 (TUNE_NOT_UNPAIRABLE): Ditto.
16018 (TUNE_NOT_VECTORMODE): Ditto.
16020 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
16023 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
16024 tuning options instead of hard coded TARGET_xxx.
16025 (fix ssemode peephole2's): Ditto.
16026 (imul peephole2's): Ditto.
16028 (movdi_or_rex64): Ditto.
16029 (move peephole2): Ditto.
16030 (not peephole2's): Ditto.
16032 2007-03-14 Dirk Mueller <dmueller@suse.de>
16034 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
16035 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
16036 * c-parser.c (c_parser_if_body): Always add an empty statement in case
16038 * c-parser.c (c_parser_do_statement): Warn about empty body in
16039 do/while statement.
16040 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
16041 * doc/invoke.texi (-Wempty-body): Update documentation.
16043 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16046 * c-common.h (warn_for_div_by_zero): Declare.
16047 * c-common.c (warn_for_div_by_zero): Define.
16048 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
16051 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16053 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
16054 to PREFIX and STANDARD_PREFIX.
16056 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16057 Phil Edwards <phil@codesourcery.com>
16059 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
16060 (__gthread_once_t): Remove busy field for RTPs.
16061 (__GTHREAD_ONCE_INIT): Update accordingly.
16063 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16065 * doc/invoke.texi: Document VxWorks options.
16067 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16069 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
16071 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
16073 PR tree-optimization/30590
16074 * tree-nrv.c (tree_nrv): Check for the partial update of the
16077 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16079 * flags.h (flag_random_seed): Remove declaration, in favor of...
16080 * toplev.h (get_random_seed, set_random_seed): ... these.
16081 * tree.c (get_file_function_name): Use the former.
16082 * opts.c (common_handle_option): Use the latter.
16085 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
16087 PR middle-end/31127
16088 * cse.c (cse_find_path): Do not bail out if a basic block that
16089 we already visited now becomes part of a path that starts at a
16090 different basic block. Just disallow this, to make sure we
16091 visit each basic block at most once.
16093 2007-03-13 Jan Hubicka <jh@suse.cz>
16095 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
16096 attributes, when profile esitmate is present, calls with very low
16097 frequency are cold.
16099 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
16101 PR tree-optimization/30730
16102 PR tree-optimization/26900
16103 * tree-ssa-loop-niter.c: Include gmp.h.
16104 (bounds): New type.
16105 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
16106 split_to_var_and_offset, determine_value_range,
16107 bound_difference_of_offsetted_base, refine_bounds_using_guard,
16108 bound_difference, bounds_add, bounds_negate,
16109 number_of_iterations_ne_max, dump_affine_iv): New functions.
16110 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
16111 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
16112 difference of initial and final value of control iv to validate
16114 (number_of_iterations_cond): Add loop parameter. Determine bounds
16115 on the difference of the extremes of the control iv. Add dumps.
16116 (expand_simple_operations): Handle phi nodes.
16117 (simplify_using_initial_conditions): Do not record used conditions.
16118 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
16119 Do not set additional_info.
16120 (implies_nonnegative_p, implies_ge_p): Removed.
16121 (derive_constant_upper_bound): Do not use parameter `additional'.
16122 (record_estimate): Parameter `additional' removed. Parameter
16123 `i_bound' added. Do not call derive_constant_upper_bound.
16124 (record_nonwrapping_iv): Use derive_constant_upper_bound to
16125 bound the number of iterations estimate.
16126 (estimate_numbers_of_iterations_loop): Pass the estimate from
16127 the number of iterations analysis to record_estimate.
16128 * tree.h (multiple_of_p): Declare.
16129 * tree-scalar-evolution.c (expression_expensive_p): Removed.
16130 (scev_const_prop): Do not check expression_expensive_p.
16131 * fold-const.c (multiple_of_p): Exported.
16132 * double-int.c (double_int_mask): Exported.
16133 * double-int.h (double_int_mask): Declare.
16134 * tree-flow.h (struct tree_niter_desc): Removed additional_info
16135 field. Added max field.
16137 2007-03-13 David Taylor <taylor@candd.org>
16140 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
16143 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16146 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
16147 two unamed patterns.
16149 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
16151 * config/i386/i386.opt (mcx16, msahf): New options.
16152 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
16153 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
16155 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
16156 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
16157 Output -mcx16 and -msahf options when corresponding bit is set.
16159 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
16160 and -msahf options.
16162 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16164 * configure.ac: Test for assembler tolerance to # 0 "".
16165 * configure, config.in: Rebuilt.
16166 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
16168 2007-03-13 Geoffrey Keating <geoffk@apple.com>
16170 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
16172 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
16173 (handle_syscall): Handle direct system calls.
16174 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
16176 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16178 * doc/invoke.texi: Fix cpp.info cross-reference.
16179 * doc/passes.texi: Fix gcc.info cross-reference.
16181 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
16183 PR tree-optimization/30835
16184 * lambda-code.c (can_convert_to_perfect_nest): Check whether
16185 bb_for_stmt is not NULL before accessing it.
16187 2007-03-12 Joseph Myers <joseph@codesourcery.com>
16189 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
16192 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16195 * doc/install.texi: Document --enable-stage1-languages
16197 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
16199 * tree-pass.h (pass_into_cfg_layout_mode,
16200 pass_outof_cfg_layout_mode): Declare.
16201 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
16202 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
16203 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
16204 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
16206 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
16208 * c-decl.c (warn_variable_length_array): New function.
16209 Refactored from grokdeclarator to handle warn_vla
16210 and handle unnamed array case.
16211 (grokdeclarator): Refactored VLA warning case.
16212 * c.opt (Wvla): New flag.
16213 * doc/invoke.texi (Wvla): New warning.
16215 2007-03-12 Richard Henderson <rth@redhat.com>
16217 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
16218 (TARGET_SECTION_TYPE_FLAGS): New.
16220 2007-03-12 Richard Henderson <rth@redhat.com>
16222 * config/darwin.c (machopic_reloc_rw_mask): New.
16223 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
16224 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
16226 2007-03-12 Mark Mitchell <mark@codesourcery.com>
16228 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
16229 * cppdefault.h (cpp_PREFIX): Document.
16230 (cpp_PREFIX_len): Likewise.
16231 (cpp_EXEC_PREFIX): New variable.
16232 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
16233 * c-incpath.c (add_standard_paths): Correct logic for relocating
16234 paths within prefix.
16236 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
16238 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
16239 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
16241 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
16242 fix_truncdfdi_sse using SSEMODEF mode macro.
16243 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
16244 fix_truncdfsi_sse using SSEMODEF mode macro.
16245 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
16246 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
16248 2007-03-12 Richard Sandiford <richard@codesourcery.com>
16250 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
16251 elfos.h to tm_file.
16253 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
16255 * tree.h : Add multiple_of_p declaration.
16256 * fold-const.c (multiple_of_p): Make multiple_of_p public.
16257 * ipa-type-escape.c (results_of_malloc): Redundant.
16258 (visited_stmts): New. Visited stmt for walk_use_def_chains.
16259 (cast_type): Extended with new members.
16260 (check_cast): Returns cast_type.
16261 (cast): New structure for data of walk_use_def_chains.
16262 (is_malloc_result, is_cast_from_non_pointer_1,
16263 is_cast_from_non_pointer,
16264 is_array_access_through_pointer_and_index): New functions.
16265 (look_for_casts): Returns cast types.
16266 (check_call): Returns void.
16267 (okay_pointer_operation): Use support of pointer plus index,
16268 pointer plus constant and allow all multiplications.
16270 2007-03-11 Richard Guenther <rguenther@suse.de>
16272 PR tree-optimization/31115
16273 * tree-vrp.c (extract_range_from_binary_expr): Make sure
16274 the shift count is positive and non-anti-range for RSHIFT_EXPR.
16275 A shift count of zero is not special as with *_DIV_EXPR.
16276 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
16279 2007-03-11 Ian Lance Taylor <iant@google.com>
16281 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
16282 the *_DIV_EXPR codes correctly with overflow infinities.
16284 2007-03-11 Ira Rosen <irar@il.ibm.com>
16286 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
16287 indicate success/failure of the analysis. Add negation to subtrahend
16288 in case of subtraction. Fail if both operands contain constants.
16289 (create_data_ref): Fail if analyze_offset fails.
16291 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
16293 * config/i386/i386.md (frndintxf2): Rename to ...
16294 (rintxf2): ... this. Remove expander having same name.
16295 (rintsf2, rintdf2): Implement using SSEMODEF macro.
16296 (roundsf2, rounddf2): Ditto.
16297 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
16298 (lround<mode>di2, lround<mode>si2): Ditto.
16300 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
16302 * lower-subreg.c: Include except.h.
16303 (decompose_multiword_subregs): Verify that the only control flow
16304 insns we can split are loads to multi-words pseudos.
16305 Handle breaking such blocks after splitting, instead of calling
16306 find_many_sub_basic_blocks.
16308 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
16309 on the new basic block. Add a lengthy comment explaining why we
16310 thought this was necessary.
16311 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
16313 2007-03-10 Mark Mitchell <mark@codesourcery.com>
16316 * tree.c (walk_type_fields): Recurse into the element type of
16317 ARRAY_TYPEs if there is a pointer set.
16319 2007-03-10 Dirk Mueller <dmueller@suse.de>
16321 * c-common.c (warn_logical_operator): Fix condition.
16323 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
16325 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
16327 * config/darwin.c (machopic_select_section): Remove superfluous
16328 argument in call to categorize_decl_for_section. Remove unused
16331 2007-03-10 Joseph Myers <joseph@codesourcery.com>
16333 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
16335 * configure: Regenerate.
16337 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
16340 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
16341 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
16342 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
16343 Add LABEL_NUSES to emitted label.
16344 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
16345 branch probability value to emitted jump insn.
16346 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
16347 Do not check life information and do not re-arrange input operands
16348 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
16350 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16352 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
16353 the change of decode_asm_operands.
16355 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16357 * mode-switching.c (create_pre_exit): Skip blockage insn.
16359 2007-03-09 Diego Novillo <dnovillo@redhat.com>
16361 * tree-pass.h (TODO_update_smt_usage): Remove.
16363 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16367 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16369 * pa.c (attr_length_call): Revise condition for long
16370 pc-relative branch.
16371 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
16372 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
16373 sequence on SOM target.
16375 2007-03-09 Geoffrey Keating <geoffk@apple.com>
16377 * gcc.c: Document %{, in big comment at top.
16378 (input_suffix_matches): Remove special handling for .s and
16380 (input_spec_matches): New.
16381 (handle_braces): Handle %{,.
16382 (validate_switches): ',' indicates a value which is not a switch.
16383 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
16384 to detect assembler input.
16385 * config/i386/sol2.h (CPP_SPEC): Likewise.
16386 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
16387 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16388 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
16389 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
16390 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
16391 -m64 causes deployment target to default to 10.5.
16392 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16394 2007-03-09 Richard Henderson <rth@redhat.com>
16397 * target.h (targetm.asm.out.reloc_rw_mask): New.
16398 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
16399 (TARGET_ASM_OUT): Use it.
16400 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
16401 * varasm.c (categorize_decl_for_section): Remove shlib argument;
16402 use the new reloc_rw_mask target hook instead.
16403 (default_section_type_flags_1): Merge into...
16404 (default_section_type_flags): ... here.
16405 (decl_readonly_section_1): Merge into...
16406 (decl_readonly_section): ... here.
16407 (default_elf_select_section_1): Merge into...
16408 (default_elf_select_section): ... here.
16409 (default_unique_section_1): Merge into...
16410 (default_unique_section): ... here.
16411 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
16412 (default_select_rtx_section): Use it.
16413 (default_elf_select_rtx_section): Likewise.
16414 * output.h: Update to match.
16415 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
16416 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
16417 (TARGET_ASM_RELOC_RW_MASK): New.
16418 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
16419 to categorize_decl_for_section.
16420 (x86_64_elf_unique_section): Likewise.
16421 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
16422 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
16423 (TARGET_ASM_RELOC_RW_MASK): New.
16424 * config/ia64/ia64.c (ia64_rwreloc_select_section,
16425 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
16426 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
16427 (TARGET_RWRELOC): Remove.
16428 (ia64_section_type_flags): Adjust call to default_section_type_flags.
16429 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16430 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
16431 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
16432 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
16433 (rs6000_xcoff_select_section): Use decl_readonly_section.
16434 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
16435 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16436 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
16437 (TARGET_SECTION_TYPE_FLAGS): Remove.
16438 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
16440 2007-03-09 Roger Sayle <roger@eyesopen.com>
16442 * fold-const.c (fold_comparison): Remove compile-time evaluation of
16443 complex constant equality/inequality comparisons for here.
16444 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
16445 known at compile-time or can be simplified to a scalar comparison.
16446 (fold_relational_const): Move compile-time evaluation of complex
16447 constant equality/inequality comparisons to here.
16449 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16451 PR rtl-optimization/30643
16452 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
16454 (fold_rtx): Recurse, like before 2006-11-03.
16456 2007-03-09 DJ Delorie <dj@redhat.com>
16458 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
16461 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
16463 PR tree-optimization/30375
16464 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
16465 LHS of statements is not the same.
16466 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
16468 2007-03-09 Chao-ying Fu <fu@mips.com>
16470 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
16472 * doc/invoke.texi (-mdspr2): Document new option.
16473 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
16474 New unspec for DSP REV 2.
16475 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
16476 these instructions are extended in DSP REV 2.
16477 (mips-dspr2.md): Include.
16478 * config/mips/mips.opt (mdspr2): New option.
16479 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
16480 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
16481 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
16482 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
16483 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
16484 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
16485 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
16487 (bdesc_map): Add one field of unsupported_target_flags.
16488 (bdesc_arrays): Update entries to have extra fields. Add
16490 (mips_init_builtins): Initialize new function types.
16491 Check unsupported_target_fileds to filter out builtins.
16492 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
16494 (ASM_SPEC): Pass mdspr2 to the assembler.
16495 * config/mips/mips-dspr2.md: New file.
16497 2007-03-09 Sa Liu <saliu@de.ibm.com>
16499 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
16501 2007-03-09 Ian Lance Taylor <iant@google.com>
16503 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
16504 argument) like -Wstrict-overflow=2.
16505 * doc/invoke.texi (Warning Options): Update documentation.
16507 2007-03-09 Dirk Mueller <dmueller@suse.de>
16510 * doc/invoke.texi (-Wlogical-op): Document.
16511 * common.opt (-Wlogical-op): New.
16512 * c-common.h (warn_logical_operator): Declare.
16513 * c-common.c (warn_logical_operator): Define.
16514 * c-typeck.c (parser_build_binary_op): Call
16515 warn_logical_operator.
16517 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16519 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
16520 * final.c (final_scan_insn): Test for non-"" file name.
16522 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
16524 * doc/loop.texi: Document the Omega linear constraints solver.
16525 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
16526 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
16527 omega-hash-table-size, omega-max-keys, and
16528 omega-eliminate-redundant-constraints.
16529 * tree-pass.h (pass_check_data_deps): Declared.
16532 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
16533 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
16534 pass_check_data_deps): New.
16535 * tree-data-ref.c (init_data_ref): Remove declaration.
16536 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
16537 (analyze_array): Renamed init_array_ref, move up initializations.
16538 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
16539 Removed arguments that are set to NULL.
16540 (analyze_indirect_ref): Correct indentation, correct call to
16542 (object_analysis): Call init_array_ref instead of analyze_array.
16543 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
16544 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
16545 of DR_ACCESS_FNS_ADDR.
16546 (init_omega_eq_with_af, omega_extract_distance_vectors,
16547 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
16548 ddr_consistent_p): New.
16549 (compute_affine_dependence): Check consistency of ddrs when
16550 flag_check_data_deps is passed.
16551 (analyze_all_data_dependences): Uncomment.
16552 (tree_check_data_deps): New.
16553 * tree-data-ref.h: Include omega.h.
16554 (DR_ACCESS_FNS_ADDR): Removed.
16555 (data_dependence_relation): Add inner_loop.
16556 (DDR_INNER_LOOP): New.
16557 * common.opt (fcheck-data-deps): New.
16558 * tree-flow.h (tree_check_data_deps): Declare.
16559 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
16560 (OBJS-common): Depend on omega.o.
16562 * passes.c (pass_check_data_deps): Scheduled.
16563 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
16564 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
16565 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
16566 PARAM_VECT_MAX_VERSION_CHECKS,
16567 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
16569 2007-03-09 Richard Guenther <rguenther@suse.de>
16571 PR tree-optimization/30904
16572 PR middle-end/31058
16573 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
16574 the same way as *_DIV_EXPR.
16576 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16578 * recog.c (decode_asm_operands): No mixed declarations and code.
16580 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16582 * rtl.def (ASM_INPUT): Add location.
16583 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
16584 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
16585 (decode_asm_operands): Add loc operand.
16586 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
16587 * stmt.c (expand_asm): Rename to...
16588 (expand_asm_loc): ... this. Add locus argument. Pass it on to
16589 gen_rtx_ASM_INPUT_loc.
16590 (expand_asm_expr): Adjust.
16591 * recog.c (decode_asm_operands): Add loc operand.
16592 (check_asm_operands, extract_insn): Adjust.
16593 * reload1.c (maybe_fix_stack_asms): Likewise.
16594 * final.c (asm_insn_count): Likewise.
16595 (final_scan_insn): Output # line before and after asm.
16597 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
16599 * tree-ssa-structalias.c (variable_info): Remove
16601 (new_var_info): Ditto.
16602 (shared_bitmap_info_t): New structure.
16603 (shared_bitmap_table): New variable.
16604 (shared_bitmap_hash): New function.
16605 (shared_bitmap_eq): Ditto
16606 (shared_bitmap_lookup): Ditto.
16607 (shared_bitmap_add): Ditto.
16608 (merge_smts_into): Change to take bitmap directly.
16609 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
16610 (init_alias_vars): Init shared bitmap hashtable.
16611 (delete_points_to_sets): Delete shared bitmap hashtable.
16612 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
16613 is_aliased removal as a change that was still necessary was
16616 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
16618 * config/i386/i386.h (override_options): Conditionally disable
16619 x86_sahf for 64bit targets only.
16621 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16624 * c-decl.c (merge_decls): Don't call make_var_volatile.
16625 * varasm.c (make_var_volatile): Remove.
16626 * output.h (make_var_volatile): Remove.
16628 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
16630 PR tree-optimization/31085
16631 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
16633 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16635 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
16636 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
16637 ATTR_CONST_NOTHROW_LIST.
16639 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16642 2007-03-08 Diego Novillo <dnovillo@redhat.com>
16644 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
16646 2007-03-08 Geoffrey Keating <geoffk@apple.com>
16649 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
16651 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
16652 passed, use shared libgcc.
16654 2007-03-08 Roger Sayle <roger@eyesopen.com>
16656 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
16657 instead of calling build2 with a GIMPLE_MODIFY_STMT.
16658 (honor_protect_cleanup_actions, lower_try_finally_switch):
16660 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
16661 ifc_temp_var): Likewise.
16662 * tree-inline.c (setup_one_parameter): Likewise.
16663 * tree-mudflap.c (mf_decl_cache_locals,
16664 mf_build_check_statement_for): Likewise.
16665 * tree-nested.c (init_tmp_var, save_tmp_var,
16666 finalize_nesting_tree_1): Likewise.
16667 * tree-outof-ssa.c (insert_copy_on_edge,
16668 insert_backedge_copies): Likewise.
16669 * tree-profile.c (tree_gen_edge_profiler,
16670 tree_gen_ic_profiler): Likewise.
16671 * tree-scalar-evolution.c (scev_const_prop): Likewise.
16672 * tree-sra.c (sra_build_assignment): Likewise.
16673 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
16674 * tree-ssa-math-opts.c (insert_reciprocals,
16675 execute_cse_sincos_1): Likewise.
16676 * tree-tailcall.c (adjust_accumulator_values,
16677 adjust_return_value): Likewise.
16678 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
16679 * tree-vect-transform.c (vect_create_data_ref_ptr,
16680 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
16681 vect_create_epilog_for_reduction, vectorizable_reduction,
16682 vectorizable_call, vectorizable_conversion,
16683 vectorizable_assignment, vectorizable_operation,
16684 vectorizable_type_demotion, vect_gen_widened_results_half,
16685 vect_permute_store_chain, vectorizable_store,
16686 vect_setup_realignment, vect_permute_load_chain,
16687 vectorizable_load, vectorizable_condition,
16688 vect_create_cond_for_align_checks): Likewise.
16689 * tree-vrp.c (build_assert_expr_for): Likewise.
16691 2007-03-08 Ian Lance Taylor <iant@google.com>
16693 * tree-vrp.c: Include "intl.h".
16694 (usable_range_p): New static function.
16695 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
16696 overflowed values, juts set *strict_overflow_p.
16697 (compare_values): Only return -2 if one of the operands is not a
16699 (compare_ranges): Call usable_range_p.
16700 (compare_range_with_value): Likewise.
16701 (vrp_evaluate_conditional_warnv): Rename from
16702 vrp_evaluate_conditional. Make static. Change all callers.
16703 (vrp_evaluate_conditional): New function.
16704 (simplify_div_or_mod_using_ranges): Issue warning about reliance
16705 on signed overflow.
16706 (simplify_abs_using_ranges): Likewise.
16707 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
16708 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
16709 within_stmt parameter.
16710 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16711 vrp_evaluate_conditional.
16712 * tree-ssa-threadedge.c
16713 (record_temporary_equivalences_from_stmts_at_dest): Change
16714 simplify parameter to take a second tree parameter.
16715 (simplify_control_stmt_condition): Likewise.
16716 (thread_across_edge): Likewise.
16717 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16718 (thread_across_edge): Likewise.
16719 * Makefile.in (tree-vrp.o): Depend upon intl.h.
16721 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
16723 * config/i386/i386.h (TARGET_SAHF): New define.
16724 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
16725 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
16726 (x86_sahf): New global variable.
16727 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
16728 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
16729 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
16730 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
16732 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
16733 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
16734 when expanding fcomi/sahf based tests.
16735 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
16736 expanding sahf based alternative. Emit sahf based sequence when
16737 optimizing for code size.
16738 * config/i386/i386.md (x86_sahf_1): Do not disable for
16739 TARGET_64BIT, enable for TARGET_SAHF.
16741 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
16743 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
16744 spurious whitespace from error message.
16746 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
16749 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
16751 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
16753 * c-decl.c (grokdeclarator): Disable warnings for anonymous
16755 * tree-sra.c (instantiate_element): Propagate disabled warnings
16756 from the element itself to the created variable.
16758 2007-03-07 Richard Henderson <rth@redhat.com>
16761 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
16762 silently fix up the stack in the case of a missing register.
16764 2007-03-07 Paul Brook <paul@codesourcery.com>
16766 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
16768 2007-03-07 Joseph Myers <joseph@codesourcery.com>
16770 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
16772 (phase1_vrs): Use them.
16773 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
16774 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
16775 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
16776 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
16777 __gnu_Unwind_Restore_WMMXC if required.
16778 (_Unwind_VRS_Pop): Implement iWMMXt support.
16779 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
16780 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
16781 gnu_Unwind_Save_WMMXC): Define.
16783 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16785 * config/vxworks.h (vxworks_override_options): Declare.
16786 (VXWORKS_OVERRIDE_OPTIONS): Use it.
16787 * config/vxworks.c: Include target.h and toplev.h.
16788 (vxworks_override_options): New function.
16789 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
16791 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
16793 * config/s390/s390.c (override_options): Don't emit an error when
16794 -mstack-size is used without providing -mstack-guard.
16795 (s390_emit_prologue): Choose stack_guard value automatically if not
16796 provided via command line.
16797 * doc/invoke.texi: Adjust description of -mstack-guard and
16800 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16802 * config/i386/i386.c (output_set_got): Add a GOT initialization
16803 sequence for VxWorks PIC.
16804 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
16805 around labels as well as symbols. Use gotoff_operand instead
16806 of local_symbolic_operand.
16807 (legitimize_pic_address): Use gotoff_operand instead of
16808 local_symbolic_operand. Use @GOT accesses for labels as
16810 (ix86_output_addr_diff_elt): Use PC-relative rather than
16811 GP-relative offsets for VxWorks PIC.
16812 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
16813 no_new_pseudos. Check whether the returned register is op0.
16814 * config/i386/i386.md (tablejump): Use PC-relative rather than
16815 GP-relative offsets for VxWorks PIC.
16816 * config/i386/predicates.md (gotoff_operand): New predicate.
16818 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16820 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
16822 * config/vxworks-dummy.h: New file.
16823 * config/i386/i386.h: Include it.
16825 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
16827 * dwarf2out.c (is_inlined_entry_point): New
16828 (add_high_low_attributes): Emit DW_AT_entry_pc along with
16829 DW_AT_ranges if the first subblock is the entry point.
16831 2007-03-06 David Daney <ddaney@avtrex.com>
16833 * doc/install.texi (mips-*-*): Change recommended binutils
16836 2007-03-06 Anatoly Sokolov <aesok@post.ru>
16838 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
16839 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
16841 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16842 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16844 2007-03-06 Jan Hubicka <jh@suse.cz>
16846 * errors.h (warning, error, fatal, internal_error): Mark as cold.
16847 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
16849 (probably_cold_bb_p): Cold functions are cold.
16850 (probably_never_executed_bb_p): Cold functions are cold.
16851 (tree_bb_level_predictions): Predict calls to cold functions as not
16853 (compute_function_frequency): Check hot/cold attributes.
16854 * function.h (function_frequency): Update comments.
16855 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
16856 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
16857 (c_common_att): Add cold and hot.
16859 * doc/extend.texi (hot,cold attributes): Document.
16861 2007-03-06 Andrew Haley <aph@redhat.com>
16863 * function.c (expand_function_end): Move blockage to just after we
16864 emit the label for the naked return from the function.
16866 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16868 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
16871 2007-03-06 Jan Hubicka <jh@suse.cz>
16873 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
16874 loaded for constant large models. Non-large 64bit PIC can do.
16875 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
16876 * cmodel.h: Add LARGE PIC.
16877 * i386.md (UNSPEC_PLTOFF): New.
16878 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
16880 (*call_1_rex64): Disable for large models.
16881 (*call_1_rex64_large): New.
16882 (*call_value_1_rex64): Disable for large models.
16883 (*call_value_1_rex64_large): New.
16884 (set_rip_rex4): New.
16885 (set_got_offset_rex64): New.
16886 * predicates.md (constant_call_address_operand): For large model
16887 constant calls are not possible.
16888 * i386-protos.h (construct_plt_address): Declare.
16889 * i386.c (override_options): Accept large models.
16890 (ix86_expand_prologue): Expand large PIC GOT pointer load.
16891 (legitimate_constant_p): Add new UNSPECs.
16892 (legitimate_pic_operand_p): Likewise.
16893 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
16894 (legitimize_pic_address): Do easy RIP relative way for TLS only for
16896 (output_pic_addr_const): Add PLTOFF.
16897 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
16898 (ix86_expand_move): Legitimize pic address when in PIC mode.
16899 (construct_plt_address): New function.
16900 (ix86_expand_call): Offload the address to register and use GOT
16901 pointer for large model.
16902 * invoke.texi (mcmodel=large): Update documentation.
16904 2007-03-06 Richard Henderson <rth@redhat.com>
16906 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16907 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16908 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16909 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16910 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16911 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16912 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16913 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16914 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16915 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16916 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16917 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16918 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16919 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16920 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16921 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16922 x86_schedule, x86_use_bt, x86_pad_returns,
16923 x86_use_xchgb): Merge into ...
16924 (ix86_tune_features): ... here. New array.
16925 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16926 x86_bswap): Merge into ...
16927 (ix86_arch_features): ... here. New array.
16928 (x86_3dnow_a): Remove.
16929 (x86_accumulate_outgoing_args): Make static.
16930 (x86_arch_always_fancy_math_387): Make static.
16931 (ix86_tune_mask, ix86_arch_mask): Move ...
16932 (override_options): ... to local variables here. Apply the
16933 appropriate mask to each element of ix86_arch_features and
16934 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16935 as were done in the old macros.
16936 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16937 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16938 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16939 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16940 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16941 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16942 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16943 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16944 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16945 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16946 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16947 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16948 x86_accumulate_outgoing_args, x86_prologue_using_move,
16949 x86_epilogue_using_move, x86_decompose_lea,
16950 x86_arch_always_fancy_math_387, x86_shift1,
16951 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16952 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16953 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16954 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16955 x86_use_incdec, x86_pad_returns, x86_bswap,
16956 x86_partial_flag_reg_stall): Remove.
16957 (enum ix86_tune_indices): New.
16958 (ix86_tune_features): New.
16959 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16960 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16961 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16962 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16963 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16964 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16965 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16966 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16967 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16968 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16969 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16970 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16971 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16972 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16973 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16974 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16975 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16976 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16977 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16978 TARGET_EXT_80387_CONSTANTS): Use it.
16979 (enum ix86_arch_indices): New.
16980 (ix86_arch_features): New.
16981 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16982 TARGET_BSWAP): Use it.
16983 (ix86_tune_mask, ix86_arch_mask): Remove.
16985 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16988 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16989 Define using $${sysroot_headers_suffix}.
16990 * configure: Regenerate.
16991 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16992 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16994 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16995 * gcc.c (print_sysroot_headers_suffix): New.
16996 (option_map): Include --print-sysroot-headers-suffix.
16997 (display_help): Mention -print-sysroot-headers-suffix.
16998 (process_command): Handle -print-sysroot-headers-suffix.
16999 (do_spec_1): Append multilib directory to include-fixed path if
17000 sysroot suffixes in use.
17001 (main): Handle -print-sysroot-headers-suffix.
17002 * Makefile.in (start.encap): Don't depend on xlimits.h
17003 (xlimits.h): Remove.
17004 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
17005 limits.h for each multilib in fixinc_list.
17006 (fixinc_list, s-fixinc_list): New.
17007 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
17008 generate them for each multilib in fixinc_list.
17009 (stmp-fixproto): Use include-fixed. Run fixproto for each
17010 multilib in fixinc_list.
17011 (mostlyclean): Don't remove xlimits.h.
17012 (clean): Remove include-fixed.
17013 (real-install-headers-tar, real-install-headers-cpio,
17014 real-install-headers-cp): Don't copy include, only include-fixed.
17015 (install-mkheaders): Depend on fixinc_list. Don't depend on
17016 xlimits.h. Save limits.h files for each multilib in fixinc_list.
17017 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
17018 SYSTEM_HEADER_DIR setting in mkheaders.conf.
17020 2007-03-06 Jan Hubicka <jh@suse.cz>
17022 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
17025 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17027 * configure.ac: Allow tm_file to contain build-directory files.
17028 * configure: Regenerate.
17029 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
17030 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
17031 * config/m68k/print-sysroot-suffix.sh: New file.
17033 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17035 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
17036 of pic_offset_table_rtx if reload_completed.
17037 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
17038 PIC_OFFSET_TABLE_REGNUM.
17039 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
17041 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
17042 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
17044 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17046 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17047 functions that call eh_return.
17049 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17051 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17052 functions that need a constant pool.
17054 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17057 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
17058 (m68k_preferred_reload_class): Likewise.
17059 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
17060 (SECONDARY_RELOAD_CLASS): Define.
17061 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
17062 (LIMIT_RELOAD_CLASS): Delete.
17063 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
17064 registers from storing bytes.
17065 (m68k_secondary_reload_class): New function.
17066 (m68k_preferred_reload_class): Likewise.
17068 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17070 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
17072 (m68k_expand_prologue): Likewise.
17074 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17076 * config/m68k/m68k-protos.h (output_sibcall): Declare.
17077 (mips_expand_epilogue): Add a bool parameter.
17078 (m68k_legitimize_sibcall_address): Declare.
17079 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
17080 (m68k_expand_epilogue): Add a parameter to select between sibling
17081 and normal epilogues. Only generate a return for the latter.
17082 (m68k_ok_for_sibcall_p): New function.
17083 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
17084 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
17085 (sibcall_value, *sibcall_value): Likewise.
17086 (*call, *call_value): Require !SIBLING_CALL_P.
17087 (epilogue): Update call to m68k_expand_epilogue.
17088 (sibcall_epilogue): New pattern.
17089 * config/m68k/predicates.md (const_call_operand): Say that this
17090 predicate applies to sibling calls too.
17091 (sibcall_operand): New predicate.
17093 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17095 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
17096 alternatives as movsi_cf.
17097 (movsf_cf_hard): Add commentary.
17099 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
17100 Richard Sandiford <richard@codesourcery.com>
17102 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
17103 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
17104 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
17105 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
17106 as being live on exit from an interrupt function.
17107 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
17108 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
17109 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
17110 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
17111 (m68k_interrupt_function_p): Globalize.
17112 (m68k_compute_frame_layout): Remove reverse mask code.
17113 (m68k_emit_movem, m68k_set_frame_related): New functions.
17114 (m68k_output_function_prologue): Delete in favor of...
17115 (m68k_expand_prologue): ...this new function.
17116 (m68k_output_function_epilogue): Delete in favor of...
17117 (m68k_expand_epilogue): ...this new function.
17118 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
17120 (print_operand): Handle %?.
17121 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
17122 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
17123 (prologue, epilogue): New patterns.
17124 (return): Turn into a define_expand.
17125 (*return): New pattern, derived from old "return" pattern. Use rte
17126 rather than rts for interrupt functions. Only use rtd if the pop
17128 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
17129 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
17130 (link, *link, unlink, *unlink, load_got): Likewise.
17132 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17136 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
17137 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
17138 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
17139 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
17140 and m68k_matches_u_p.
17141 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
17142 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
17143 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
17144 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
17145 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
17146 (REG_STRICT_P): New macro.
17147 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
17148 PCREL_GENERAL_OPERAND_OK.
17149 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
17150 m68k_legitimate_base_reg_p.
17151 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
17152 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
17153 (PIC_CASE_VECTOR_ADDRESS): Update comment.
17154 * config/m68k/m68k.c (m68k_address): New structure.
17155 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
17156 (m68k_decompose_index, m68k_legitimate_constant_address_p)
17157 (m68k_jump_table_ref_p, m68k_decompose_address)
17158 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
17159 (m68k_matches_u_p): New functions.
17160 (print_operand_address): Rewrite to use m68k_decompose_index.
17162 2007-03-05 David Taylor <dtaylor@emc.com>
17164 * gcc.c: Correct copyright date in --version output.
17166 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17168 * pa.md: In unamed move patterns, disparge copies between general
17169 and floating point registers using '?' modifier. Don't include 'f'
17170 constraint for register preferences in DImode, SImode, HImode and
17171 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
17172 Remove constraints for copies between general and floating registers
17173 in soft-float DFmode pattern.
17174 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
17178 2007-03-05 Mike Stump <mrs@apple.com>
17180 * c-common.c (targetcm): Add.
17181 * c-opts.c (c_common_handle_option): Handle language specific
17183 * opts.c (handle_option): Verify language for target options, if
17185 * opth-gen.awk: Add CL_LANG_ALL.
17186 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
17187 (TARGETCM_INITIALIZER): Add.
17188 * target.h (struct gcc_targetcm): Add.
17190 * targhooks.c (default_handle_c_option): Add.
17191 * targhooks.h (default_handle_c_option): Add.
17192 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
17194 * config/darwin.opt (iframework): Add.
17195 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
17196 * config/darwin-c.c (handle_c_option): Add.
17197 (TARGET_HANDLE_C_OPTION): Add.
17199 * doc/invoke.texi (Darwin Options): Add -iframework.
17201 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17203 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
17206 2007-03-05 Ian Lance Taylor <iant@google.com>
17208 * c.opt (fgnu89-inline): New option.
17209 * c-opts.c (c_common_post_options): Set default value for
17211 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
17212 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
17214 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
17215 (grokdeclarator, start_function): Likewise.
17216 * c-cppbuiltin.c (c_cpp_builtins): Define either
17217 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
17218 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
17219 (C Dialect Options): Document -fgnu89-inline.
17220 * doc/extend.texi (Function Attributes): Explain what the
17221 gnu_inline attribute does.
17222 * doc/cpp.texi (Common Predefined Macros): Document
17223 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17225 2007-03-05 Ian Lance Taylor <iant@google.com>
17227 PR tree-optimization/31034
17228 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
17229 half-range if the other side is an overflow infinity.
17231 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17233 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
17234 (bfin*-linux-uclibc*): New configuration.
17235 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
17237 * config/bfin/linux.h: New file.
17238 * config/bfin/libgcc-bfin.ver: New file.
17239 * config/bfin/t-bfin-uclinux: New file.
17240 * config/bfin/t-bfin-linux: New file.
17241 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
17242 (TARGET_OS_CPP_BUILTINS): New macro.
17244 2007-03-05 Richard Guenther <rguenther@suse.de>
17246 * fold-const.c (fold_binary): Remove duplicate folding
17247 of comparison of non-null ADDR_EXPR against null.
17249 2007-03-05 Richard Guenther <rguenther@suse.de>
17250 Dorit Nuzman <dorit@il.ibm.com>
17252 PR tree-optimization/26420
17253 * tree-vectorizer.c (vectorize_loops): Bail out early if there
17254 are no loops in the function. Only print the number of
17255 vectorized loops if it is greater than zero or we are supposed
17256 to print information about unvectorized loops.
17258 2007-03-05 Revital Eres <eres@il.ibm.com>
17260 * gcc.dg/var-expand1.c: New test.
17261 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
17262 when an accumulator is expanded.
17264 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17267 * c-common.c (convert_and_check): Don't give warnings for
17268 conversion if 'expr' already overflowed.
17270 2007-03-04 Roger Sayle <roger@eyesopen.com>
17272 PR middle-end/30744
17273 * fold-const.c (fold_comparison): Enforce type consistency when
17274 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
17276 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
17278 * tree-ssa-address.c (create_mem_ref): Do not put an expression
17279 containing a cast to the base of TARGET_MEM_REF.
17281 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
17283 * tree.c (tree_contains_struct_check_failed): Remove spurious
17284 whitespace from error message.
17286 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
17289 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
17290 instead of precision.
17292 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
17293 Nathan Sidwell <nathan@codesourcery.com>
17295 * emit-rtl.c (find_auto_inc): New.
17296 (try_split): recreate REG_INC notes,
17297 Use regular for loops rather than whiles.
17299 2007-03-03 Andreas Schwab <schwab@suse.de>
17301 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
17302 * configure: Regenerate.
17304 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17306 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
17307 flag_rounding_math, not flag_unsafe_math_optimizations.
17309 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
17311 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
17312 alpha_fold_vector_minmax): Likewise.
17313 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
17314 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
17316 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17318 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
17319 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
17320 if the lhs has side-effects.
17321 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
17323 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17325 * config/i386/i386.h (TUNEMASK): Remove define.
17326 (ARCHMASK): Remove define.
17327 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
17328 Use ix86_arch_mask variable instead of ARCHMASK.
17329 * config/i386/i386.c (override_options): Ditto.
17330 (standard_80387_constant_p): Ditto.
17332 2007-03-02 Ian Lance Taylor <iant@google.com>
17334 Used signed infinities in VRP.
17335 * tree-vrp.c (uses_overflow_infinity): New static function.
17336 (supports_overflow_infinity): New static function.
17337 (make_overflow_infinity): New static function.
17338 (negative_overflow_infinity): New static function.
17339 (positive_overflow_infinity): New static function.
17340 (is_negative_overflow_infinity): New static function.
17341 (is_positive_overflow_infinity): New static function.
17342 (is_overflow_infinity): New static function.
17343 (overflow_infinity_range_p): New static function.
17344 (compare_values_warnv): New function split out of compare_values.
17345 (compare_value): Call it.
17346 (set_value_range_to_nonnegative): Add overflow_infinity
17347 parameter. Change caller.
17348 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
17350 (vrp_expr_computes_nonzero): Likewise.
17351 (compare_ranges, compare_range_with_value): Likewise.
17352 (compare_name_with_value, compare_names): Likewise.
17353 (vrp_evaluate_conditional): Likewise.
17354 (set_value_range): Handle infinity
17355 (vrp_operand_equal_p, operand_less_p): Likewise.
17356 (extract_range_from_assert): Likewise.
17357 (vrp_int_const_binop): Likewise.
17358 (extract_range_from_binary_expr): Likewise.
17359 (extract_range_from_unary_expr): Likewise.
17360 (extract_range_from_comparison): Likewise.
17361 (extract_range_from_expr): Likewise.
17362 (dump_value_range): Likewise.
17363 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
17364 (test_for_singularity): Likewise.
17365 (vrp_int_const_binop): Remove inline qualifier.
17366 (adjust_range_with_scev): Add comment.
17367 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17369 2007-03-02 Diego Novillo <dnovillo@redhat.com>
17371 * tree-ssa-structalias.c (could_have_pointers): Tidy.
17372 (get_constraint_for): Likewise.
17373 (do_structure_copy): Likewise.
17374 (find_func_aliases): Fix references to MODIFY_EXPR.
17375 (intra_create_variable_infos): Tidy.
17376 * tree-ssa-operands.c (add_virtual_operand): Add argument
17378 When adding members of alias sets, if IS_CALL_SITE is true and
17379 the symbol is not call-clobbered, skip it.
17380 Adjust all callers.
17382 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17384 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
17385 entry by means of emit_insn_at_entry.
17387 2007-03-02 Richard Henderson <rth@redhat.com>
17389 * expr.h (promoted_input_arg): Remove decl.
17390 * function.c (promoted_input_arg): Merge into ...
17391 * combine.c (setup_incoming_promotions): ... only caller.
17392 Rearrange to avoid double loop.
17394 2007-03-02 Ben Elliston <bje@au.ibm.com>
17395 Peter Bergner <bergner@vnet.ibm.com>
17396 Janis Johnson <janis187@us.ibm.com>
17398 * config/rs6000/dfp.md: New file.
17399 * config/rs6000/rs6000.md: Include dfp.md.
17400 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
17401 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
17402 and TDmode decimal float modes in FP registers.
17403 (num_insns_constant): Likewise.
17404 (rs6000_legitimate_offset_address_p): Likewise.
17405 (rs6000_legitimize_address): Likewise.
17406 (rs6000_legitimize_reload_address): Likewise.
17407 (rs6000_legitimate_address): Likewise.
17408 (rs6000_emit_move): Likewise.
17409 (function_arg_boundary): Likewise.
17410 (function_arg_advance): Likewise.
17411 (rs6000_darwin64_record_arg_recurse): Likewise.
17412 (function_arg): Likewise.
17413 (rs6000_gimplify_va_arg): Likewise.
17414 (rs6000_split_multireg_move): Likewise.
17415 (rs6000_output_function_epilogue): Likewise.
17416 (rs6000_output_function_epilogue): Likewise.
17417 (rs6000_register_move_cost): Likewise.
17418 (rs6000_function_value): Likewise.
17419 (rs6000_libcall_value): Likewise.
17421 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17423 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
17425 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17427 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
17428 Use $MULTIDIR to choose between the kernel and RTP headers,
17429 and use $WIND_BASE and $WIND_USR to locate them.
17431 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17433 * config/i386/i386.c (override_options): Put initialization of
17434 ix86_tune_mask and ix86_arch_mask to the correct place.
17436 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17437 Michael Meissner <michael.meissner@amd.com>
17440 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
17441 (ARCHMASK): Define.
17442 (TARGET_CMOVE): Use ARCHMASK.
17443 (TARGET_CMPXCHG): Ditto.
17444 (TARGET_CMPXCHG8B): Ditto.
17445 (TARGET_XADD): Ditto.
17446 (TARGET_BSWAP): Ditto.
17447 * config/i386/i386.c (ix86_tune_mask): New global variable.
17448 (ix86_arch_mask): Ditto.
17449 (override_options): Initialize ix86_tune_mask and
17450 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
17453 2007-03-02 Ben Elliston <bje@au.ibm.com>
17456 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
17458 2007-03-02 Joseph Myers <joseph@codesourcery.com>
17460 * target.h (init_dwarf_reg_sizes_extra): New target hook.
17461 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
17462 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
17463 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
17465 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
17466 rs6000_init_dwarf_reg_sizes_extra): New.
17467 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
17468 SPE register high parts.
17470 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
17472 * Makefile.in: Add install-pdf target as
17473 copied from automake v1.10 rules.
17474 * configure.ac: Add install-pdf to target list.
17475 * configure: Regenerate.
17477 2007-03-01 Paul Brook <paul@codesourcery.com>
17479 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
17480 modes to LDRD for DImode.
17481 (output_move_double): Fixup out of range ldrd/strd.
17482 (vfp_secondary_reload_class): Rename...
17483 (coproc_secondary_reload_class): ... to this. Add wb argument.
17484 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
17485 coproc_secondary_reload_class for CLASS_IWMMXT.
17486 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
17487 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
17489 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
17491 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
17492 unroll factor by the estimated number of iterations.
17493 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
17494 than prefetch latency.
17496 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
17497 decode_caches_intel, detect_caches_intel): New functions.
17498 (host_detect_local_cpu): Use detect_caches_amd and
17499 detect_caches_intel.
17501 2007-03-01 Richard Henderson <rth@redhat.com>
17503 * expr.c (emit_move_complex_push): Export.
17504 (emit_move_complex_parts): Split out from ...
17505 (emit_move_complex): ... here.
17506 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
17507 * config/i386/i386.md (movcdi): New.
17509 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
17511 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
17512 size of mode1 to check for tieable modes in MMX case.
17514 2007-03-01 Richard Sandiford <richard@codesourcery.com>
17516 * Makefile.in (rtlanal.o): Depend on tree.h.
17517 * rtl.h (offset_within_section_p, split_const): Declare.
17518 * rtlanal.c: Include tree.h.
17519 (offset_within_block_p): New function, taken from
17520 mips_offset_within_object_p.
17521 (split_const): New function, taken from mips_split_const.
17522 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
17524 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
17525 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
17526 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
17527 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
17528 (m68k_illegitimate_symbolic_constant_p): New function.
17529 * config/m68k/m68k.md (movsi): Remove misleading predicates.
17530 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
17531 symbolic constant that might be outside the symbol's section,
17532 move the symbol first and then add the offset.
17533 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
17535 * config/mips/mips.c (mips_split_const): Delete.
17536 (mips_offset_within_object_p): Delete.
17537 (mips_symbolic_constant_p): Use offset_within_section_p and
17538 split_const instead of mips_offset_within_object_p and
17540 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
17541 (mips_legitimize_const_move, print_operand_reloc)
17542 (mips_dangerous_for_la25_p): Use split_const instead of
17545 2007-02-28 Eric Christopher <echristo@apple.com>
17547 * Makefile.in (install-include-dir): Don't rm -rf include.
17549 2007-02-28 Richard Guenther <rguenther@suse.de>
17551 PR middle-end/30364
17552 * fold-const.c (fold_binary): Do not associate expressions
17553 with more than one variable for integer types that do not wrap.
17555 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
17557 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
17558 Delete, and replace with...
17559 (fold_builtin_call_array): This. Update callers to use it.
17560 * fold-const.c (fold_build_call_list): Delete, and replace with...
17561 (fold_build_call_array): This.
17562 (fold_build_call_list_initializer): Delete, and replace with...
17563 (fold_build_call_array_initializer): This.
17564 * tree.h: Update declarations to reflect above changes.
17566 * c-typeck.c (build_function_call): Store converted arguments
17567 in a stack-allocated array instead of building a list.
17568 (convert_arguments): Store arguments in the array passed in as an
17569 argument, and return the actual number of arguments.
17570 * c-format.c: (check_function_format): Pass arguments in an
17571 array instead of a list.
17572 * c-common.c (check_function_nonnull): Likewise.
17573 (check_function_sentinel): Likewise.
17574 (check_function_arguments): Likewise.
17575 * c-common.h: Update declarations to reflect above changes.
17577 2007-02-28 Jan Hubicka <jh@suse.cz>
17579 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
17580 PRED_NEGATIVE_RETURN): Update outcomes.
17582 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
17584 * calls.c (emit_library_call_value_1): Handle partial registers
17585 correctly when building up CALL_INSN_FUNCTION_USAGE.
17587 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17589 * pa/predicates.md (move_src_operand): Allow zero for mode.
17590 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
17593 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
17596 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
17597 *movv2df_internal): Enable pattern only for valid operand
17599 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
17600 tie only 128bit modes. For MMX registers, tie only 64bit modes.
17602 2007-02-27 Mike Stump <mrs@apple.com>
17604 * config/darwin-crt3.c: Avoid compilation when compiling for a
17607 2007-02-27 Joseph Myers <joseph@codesourcery.com>
17609 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
17611 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
17612 for fixed headers and limits.h.
17613 (install-include-dir, install-headers-tar, install-headers-cpio,
17614 install-headers-cp, real-install-headers-tar,
17615 real-install-headers-cpio, real-install-headers-cp): Handle
17616 include-fixed as well as include.
17617 (install-mkheaders): Don't install files that go only in include
17619 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
17620 from GCC_INCLUDE_DIR.
17621 * gcc.c (process_command): Remove special -BstageN/ handling.
17622 (do_spec_1): Add include-fixed directories.
17624 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17626 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
17628 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
17630 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
17633 2007-02-27 Mark Mitchell <mark@codesourcery.com>
17635 * c-common.c (get_priority): Add check for
17636 SUPPORTS_INIT_PRIORITY.
17638 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17640 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
17642 * config/bfin/bfin.c: Include "cfglayout.h".
17643 (MAX_LSETUP_DISTANCE): New macro.
17644 (struct loop_info): New members incoming, incoming_src and
17645 incoming_dest. Delete member predecessor.
17646 (length_for_loop): New function.
17647 (bfin_optimize_loop): Handle more different loop structures.
17648 (bfin_discover_loop): Rework detection of predecessor blocks by
17649 examining incoming edges.
17650 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
17652 (bfin_reorder_loops): New function.
17653 (bfin_reorg_loops): Use these three new functions.
17655 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
17656 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
17657 (CONSTRAINT_LEN): Add entry for 'q'.
17658 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
17659 Add 'q' constraints.
17660 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
17661 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
17663 * config/bfin/bfin.md (add_with_carry): New pattern.
17664 (s_or_u, su_optab, su_modifier): New code macros/attrs.
17665 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
17666 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
17667 support unsigned multiplies too. Removed incorrect commutativity from
17668 operand 1 constraint where appropriate.
17669 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
17671 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
17672 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
17674 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
17675 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
17676 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
17677 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
17678 usmulhisi_hh_huh): New patterns.
17680 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
17681 lshifthi3): Fix output template to use half reg for operand 2.
17683 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
17686 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
17688 2007-02-27 Andreas Schwab <schwab@suse.de>
17690 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
17692 2007-02-27 Jan Hubicka <jh@suse.cz>
17694 * predict.c (last_basic_block_p): Remove.
17695 (tree_estimate_probability): Update return heuristic for commonized
17698 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17700 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
17702 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17704 * doc/include/gcc-common.texi (versionsubtitle): New macro.
17705 * doc/cpp.texi: Standardize title page.
17706 * doc/cppinternals.texi: Likewise.
17707 * doc/gcc.texi: Standardize title page, remove version number
17708 from copyright page.
17709 * doc/gccint.texi: Likewise.
17710 * doc/install.texi: Standardize title page, add table of
17713 2007-02-26 Jan Hubicka <jh@suse.cz>
17715 * predict.def: Set outcomes according to more recent results.
17716 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
17717 Remove dead predictors.
17718 * predict.c (return_prediction): Fix pasto.
17720 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17722 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
17723 change; avoid a memory leak when returning early.
17725 2007-02-26 Mark Mitchell <mark@codesourcery.com>
17727 * c-decl.c (static_ctors): Move to c-common.c.
17728 (static_dtors): Likewise.
17729 (finish_function): Use c_record_cdtor_fn.
17730 (build_cdtor): Move to c-common.c.
17731 (c_write_global_declarations): Use c_build_cdtor_fns.
17732 * c-common.h (static_ctors): Declare.
17733 (static_dtors): Likewise.
17734 (c_record_cdtor_fn): Likewise.
17735 (c_build_cdtor_fns): Likewise.
17736 * c-common.c (static_ctors): New variable.
17737 (static_dtors): Likewise.
17738 (c_record_cdtor_fn): New function.
17739 (build_cdtor): Move from c-decl.c
17740 (c_build_cdtor_fns): New function.
17742 * output.h (assemble_addr_to_section): Declare.
17743 (get_cdtor_priority_section): Likewise.
17744 * varasm.c (assemble_addr_to_section): New function.
17745 (get_cdtor_priority_section): Likewise.
17746 (default_named_section_asm_out_destructor): Use them.
17747 (destor_dtor_section_asm_out_destructor): Likewise.
17748 (default_named_section_asm_out_constructor): Likewise.
17749 (default_ctor_section_asm_out_constructor): Likewise.
17750 * config.gcc (*-*-vxworks*): Include vxworks.o.
17751 * config/t-vxworks (vxworks.o): New target.
17752 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
17753 (TARGET_ASM_CONSTRUCTOR): Define.
17754 (TARGET_ASM_DESTRUCTOR): Likewise.
17755 (vxworks_asm_out_constructor): Declare.
17756 (vxworks_asm_out_destructor): Likewise.
17758 * c-common.c (get_priority): Check that we have not just an
17759 INTEGER_CST, but an integer constant with integeral type.
17761 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
17763 PR tree-optimization/30938
17764 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
17765 use &dt[nargs-1] instead of &dt[nargs] in the call to
17766 vect_is_simple_use().
17768 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
17770 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
17771 from register elimination as PRE_MODIFY / POST_MODIFY increments.
17772 Do not attempt to handle MEM inside auto-inc expressions.
17773 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
17774 of a register modified by an auto-inc expression. However, do handle
17775 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
17776 (elimination_effects): Prohibit elimination of a register modified
17777 by an auto-inc expression. Disable register elimination rules whose
17778 target register is modified by an auto-inc expression with variable
17781 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
17783 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
17785 (array_at_struct_end_p): New function.
17786 (idx_infer_loop_bounds): Use it.
17787 (estimate_numbers_of_iterations_loop): Export.
17788 * predict.c (predict_loops): Use estimated_loop_iterations_int.
17789 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
17790 (tree_estimate_probability): Call record_loop_exits.
17791 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
17792 (estimated_loop_iterations, estimated_loop_iterations_int,
17793 estimated_loop_iterations_tree): New functions.
17794 (analyze_siv_subscript_cst_affine,
17795 compute_overlap_steps_for_affine_1_2,
17796 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
17797 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
17798 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
17799 (PRED_LOOP_ITERATIONS_GUESSED): New.
17800 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
17801 * cfgloop.h (estimate_numbers_of_iterations_loop,
17802 estimated_loop_iterations_int): Declare.
17804 2007-02-25 Mark Mitchell <mark@codesourcery.com>
17806 * doc/extend.texi: Document optional priority argument to
17807 constructors and destructors.
17808 * tree.c (init_priority_for_decl): Adjust GTY markers.
17809 (init_ttree): Use priority-info hash functions for
17810 init_priority_for_decl.
17811 (tree_map_eq): Rename to ...
17812 (tree_map_base_eq): ... this.
17813 (tree_map_marked_p): Rename to ...
17814 (tree_map_base_marked_p): ... this.
17815 (tree_map_base_hash): New function.
17816 (decl_init_priority_lookup): Rework.
17817 (decl_fini_priority_lookup): New function.
17818 (decl_priority_info): New function.
17819 (decl_init_priority_insert): Use it.
17820 (decl_fini_priority_insert): Likewise.
17821 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
17823 (decl_restrict_base_insert): Likewise.
17824 (decl_debug_expr_insert): Likewise.
17825 (decl_value_expr_lookup): Likewise.
17826 (decl_value_expr_insert): Likewise.
17827 * tree.h (priority_type): New type.
17828 (decl_init_priority_lookup): Use priority_type.
17829 (decl_fini_priority_lookup): New function.
17830 (decl_init_priority_insert): Use priority_type.
17831 (decl_fini_priority_insert): New function.
17832 (DECL_HAS_INIT_PRIORITY): Tweak comments.
17833 (DECL_INIT_PRIORITY): Likewise.
17834 (SET_DECL_INIT_PRIORITY): Add comment.
17835 (DECL_FINI_PRIORITY): New macro.
17836 (SET_DECL_FINI_PRIORITY): Likewise.
17837 (DEFAULT_INIT_PRIORITY): Document.
17838 (MAX_INIT_PRIORITY): Likewise.
17839 (MAX_RESERVED_INIT_PRIORITY): Likewise.
17840 (tree_map_base): New type.
17841 (tree_map_base_eq): New function.
17842 (tree_map_base_hash): Likewise.
17843 (tree_map_base_marked_p): Likewise.
17844 (tree_map): Inherit from tree_map_base.
17845 (tree_map_eq): Make it a macro.
17846 (tree_map_marked_p): Likewise.
17847 (tree_int_map): Inherit from tree_map_base.
17848 (tree_int_map_eq): Make it a macro.
17849 (tree_int_map_hash): Likewise.
17850 (tree_int_map_marked_p): Likewise.
17851 (tree_priority_map): New type.
17852 (tree_priority_map_eq): New macro.
17853 (tree_priority_map_hash): Likewise.
17854 (tree_priority_map_marked_p): Likewise.
17855 * varasm.c (emults_decl): Adjust for refactoring of tree_map
17857 (emutls_common_1): Likewise.
17858 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
17859 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
17860 of tree_map hierarchy.
17861 * tree-cfg.c (move_stmt_r): Likewise.
17862 (new_label_mapper): Likewise.
17863 * c-tree.h (c_expand_body): Move to ...
17864 * c-common.h (c_expand_body): ... here.
17865 * c-decl.c (c_expand_body): Move to ...
17866 * c-common.c (c_expand_body): ... here.
17867 (c_common_attribute_table): Allow 1 argument for the constructor
17868 and destructor attributes.
17869 (get_priority): New function.
17870 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
17871 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
17873 2007-02-24 Jan Hubicka <jh@suse.cz>
17875 PR middle-end/30509
17876 * tree-inline.c (copy_bb): Produce exact copy of EH info when
17877 copying for inlining.
17879 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17880 Jan Hubicka <jh@suse.cz>
17883 * i386.c (counter_mode): New function.
17884 (expand_set_or_movmem_via_loop): Use it.
17885 (expand_movmem_epilogue): Likewise; fix pasto.
17886 (ix86_expand_movmem): Do emit guard even for constant counts.
17887 (ix86_expand_setmem): Likewise.
17889 2007-02-25 Nick Clifton <nickc@redhat.com>
17891 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
17892 (JUMP_TABLES_IN_TEXT_SECTION): Define.
17894 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17897 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
17898 count argument with 0x10, not with 0x16.
17899 (expand_setmem_epilogue): Ditto.
17901 2007-02-24 Mike Stump <mrs@apple.com>
17903 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17906 2007-02-24 Richard Guenther <rguenther@suse.de>
17908 PR middle-end/30951
17909 * fold-const.c (fold_binary): Fold x +- CST op x for
17910 EQ_EXPR and NE_EXPR.
17912 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17914 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17916 2007-02-24 Jan Hubicka <jh@suse.cz>
17918 * cgraphunit.c (decide_is_function_needed): Honor
17919 -fkeep-inline-functions.
17921 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17923 * builtins.c (fold_builtin_modf): New.
17924 (fold_builtin_2): Use it.
17926 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17928 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17929 (determine_max_iter): Take additional LOOP arg; all callers changed.
17930 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17931 one using simplifications.
17932 (simplify_using_initial_values): Return if the expression becomes
17933 invalid due to altered regs.
17935 2007-02-23 DJ Delorie <dj@redhat.com>
17937 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17939 2007-02-23 Mike Stump <mrs@apple.com>
17941 * tlink.c (scan_linker_output): Parse linker messages from
17942 darwin9's linker better.
17944 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17947 * varpool.c (varpool_assemble_pending_decls): Set
17948 varpool_last_needed_node to null.
17950 2007-02-23 DJ Delorie <dj@redhat.com>
17952 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17953 alignment bigger than the object file can handle.
17955 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17958 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17959 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17960 (*movsf_1): Penalize MMX moves.
17962 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17964 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17965 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17967 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17969 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17971 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17972 (fold_builtin_1): Use them.
17973 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17974 BUILT_IN_SIGNIFICAND.
17976 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17978 * config/i386/i386.c (bdesc_1arg): Initialize
17979 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17980 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17981 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17982 and IX86_BUILTIN_MOVSLDUP.
17984 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17986 PR rtl-optimization/30841
17987 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17989 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17991 * builtins.c (fold_builtin_frexp): New.
17992 (fold_builtin_2): Use it.
17994 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17996 * doc/invoke.texi (Spec Files): Document getenv spec function.
17998 * gcc.c (getenv_spec_function): New function.
17999 (static_spec_functions): Add it.
18000 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
18001 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
18004 2007-02-22 Michael Matz <matz@suse.de
18007 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
18008 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
18010 2007-02-22 Ian Lance Taylor <iant@google.com>
18013 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
18014 (mem_loc_descriptor): Call it.
18016 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
18017 Ira Rosen <irar@il.ibm.com>
18019 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
18021 2007-02-22 Ira Rosen <irar@il.ibm.com>
18023 PR tree-optimization/30843
18024 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
18025 stores only after all the group is vectorized.
18027 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
18029 PR tree-optimization/30858
18030 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
18031 in the reduction cycle have a single use in the loop.
18032 * tree-vectorizer.h (relevant): Add documentation.
18034 2007-02-20 Mike Stump <mrs@apple.com>
18036 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
18037 * configure: Regenerate.
18039 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18041 Change the defaults of some parameters and options.
18042 * config/spu/spu-protos.h (spu_optimization_options): Declare.
18043 * config/spu/spu.c (spu_optimization_options): Add.
18044 (spu_override_options): Change params in spu_optimization_options.
18045 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
18047 Register 127 is only 16 byte aligned when used as a frame pointer.
18048 * config/spu/spu-protos.h (spu_init_expanders): Declare.
18049 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
18050 HARD_FRAME_POINTER_REGNUM.
18051 (spu_legitimate_address): Use regno_aligned_for_reload.
18052 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
18053 aligned when frame_pointer_needed is true.
18054 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
18056 * config/spu/spu.h (INIT_EXPANDERS): Define.
18058 Make sure shift and rotate instructions have valid immediate operands.
18059 * config/spu/predicates.md (spu_shift_operand): Remove.
18060 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
18061 * config/spu/constraints.md (W, O): Extend range.
18062 * config/spu/spu.md (umask, nmask): Define.
18063 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
18064 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
18065 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
18066 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
18067 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
18068 (lshr<mode>3_reg): Fix rtl description.
18070 Make sure mulhisi immediate operands are valid.
18071 * config/spu/predicates.md (imm_K_operand): Add.
18072 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
18074 Generate constants using fsmbi and andi.
18075 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
18076 (print_operand, spu_split_immediate, classify_immediate,
18077 fsmbi_const_p): Handle IC_FSMBI2.
18079 Correctly handle a CONST_VECTOR containing symbols.
18080 * config/spu/spu.c (print_operand): Handle HIGH correctly.
18081 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
18082 (immediate_load_p): Allow symbols that use 2 instructions to create.
18083 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
18084 with symbols when flag_pic is set.
18085 (const_vector_immediate_p): New.
18086 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
18087 accept a CONST_VECTOR with symbols.
18088 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
18089 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
18091 * config/spu/spu.md (high, low): Delete.
18092 (low_<mode>): Define.
18094 Remove INTRmode and INTR_REGNUM, which didn't work.
18095 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
18097 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
18098 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
18099 peephole2 pattern): Don't use INTR or 131.
18100 (movintrcc): Delete.
18101 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
18102 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
18103 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
18104 (UNSPEC_SET_INTR): Add.
18105 * config/spu/spu-modes.def (INTR): Remove.
18107 More accurate warnings about run-time relocations.
18108 * config/spu/spu.c (reloc_diagnostic): Test in_section.
18110 Correctly warn about immediate arguments to specific intrinsics.
18111 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
18112 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
18113 the instruction predicate.
18115 Fix tree check errors with latest update.
18116 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
18118 (spu_expand_builtin): Use CALL_EXPR_FN.
18120 Add missing specific intrinsics.
18121 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
18123 * config/spu/spu_internals.h: Ditto.
18125 Fix incorrect operand modifiers.
18126 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
18127 * config/spu/spu.md (xor<mode>3): Change %S to %J.
18129 Optimize one case of zero_extend of a vec_select.
18130 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
18132 Accept any immediate for hbr.
18133 * config/spu/spu.md (hbr): Change s constraints to i.
18135 2007-02-21 Paul Brook <paul@codesourcery.com>
18137 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
18138 condexec_count when skipping USE and CLOBBER.
18140 2007-02-21 Nick Clifton <nickc@redhat.com>
18142 * common.opt (Warray-bounds): Add Warning attribute.
18143 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
18145 (fsized-zeroes): Add Optimization attribute.
18146 (fsplit-wide-types, ftree-scev-cprop): Likewise.
18147 * c.opt (Wc++0x-compat): Add Warning attribute.
18149 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
18151 PR middle-end/30761
18152 * reload1.c (eliminate_regs_in_insn): In the single_set special
18153 case, attempt to re-recognize the insn before falling back to
18154 having reload fix it up.
18156 2007-02-20 Eric Christopher <echristo@gmail.com>
18158 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
18159 Rewrite accordingly.
18160 (frv_read_iacc_argument): Ditto.
18161 (frv_expand_set_builtin): Take a call instead of arglist, update for
18163 (frv_expand_unop_builtin): Ditto.
18164 (frv_expand_binop_builtin): Ditto.
18165 (frv_expand_cut_builtin): Ditto.
18166 (frv_expand_binopimm_builtin): Ditto.
18167 (frv_expand_voidbinop_builtin): Ditto.
18168 (frv_expand_int_void2arg): Ditto.
18169 (frv_expand_prefetches): Ditto.
18170 (frv_expand_voidtriop_builtin): Ditto.
18171 (frv_expand_voidaccop_builtin): Ditto.
18172 (frv_expand_load_builtin): Ditto.
18173 (frv_expand_store_builtin): Ditto.
18174 (frv_expand_mdpackh_builtin): Ditto.
18175 (frv_expand_mclracc_builtin): Ditto.
18176 (frv_expand_mrdacc_builtin): Ditto.
18177 (frv_expand_mwtacc_builtin): Ditto.
18178 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
18181 2007-02-20 Janis Johnson <janis187@us.ibm.com>
18183 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
18184 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
18186 (HAVE_GAS_DFP): Check for assembler support of decimal floating
18187 point instructions.
18188 * configure: Regenerate.
18189 * config.in: Regenerate.
18190 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
18191 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
18192 masks to power6 and power6x and to POWERPC_MASKS.
18193 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18195 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
18196 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
18197 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18198 Access PROTOTYPE as variable, not mask.
18200 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18202 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
18203 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
18204 * combine.c (adjust_for_new_dest): Use it.
18205 * postreload.c (reload_combine): Likewise.
18207 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18209 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
18210 notes on an insn with multiple sets, even if single_set returns
18211 non-NULL for that insn.
18213 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18215 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
18216 scalbn and scalbln.
18218 2007-02-20 Geoffrey Keating <geoffk@apple.com>
18220 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
18221 if user didn't pass it.
18222 * config/i386/darwin.h (CC1_SPEC): Likewise.
18223 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
18224 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
18225 -mmacosx-version-min.
18227 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18228 Uros Bizjak <ubizjak@gmail.com>
18230 * optabs.h (enum optab_index): Add new OTI_scalb.
18231 (scalb_optab): Define corresponding macro.
18232 * optabs.c (init_optabs): Initialize scalb_optab.
18233 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
18235 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
18236 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
18237 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
18238 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
18239 flag_unsafe_math_optimizations is set.
18241 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
18242 to implement scalbf, scalb and scalbl built-ins as inline x87
18245 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18246 DJ Delorie <dj@redhat.com>
18249 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
18250 (diagnostic_report_diagnostic): ... here, and turn them into real
18251 errors. If warnings are inhibited, no need to do anything.
18253 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
18255 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
18256 better code generation.
18258 2007-02-20 Ben Elliston <bje@au.ibm.com>
18260 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
18262 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
18264 * config/alpha/alpha.c, config/alpha/alpha.md,
18265 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
18266 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
18267 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
18268 config/arm/lib1funcs.asm: Follow spelling conventions.
18270 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
18271 config/fr30/fr30.md, config/i386/i386.h,
18272 config/iq2000/iq2000.h, config/iq2000/predicates.md,
18273 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
18274 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
18275 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
18276 config/rs6000/altivec.md, config/rs6000/rs6000.c,
18277 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
18278 config/sparc/sparc.c, config/sparc/sparc.h,
18279 config/sparc/sparc.md, config/spu/constraints.md,
18280 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
18283 2007-02-20 Alan Modra <amodra@bigpond.net.au>
18286 * varasm.c (use_blocks_for_decl_p): Return false for decls with
18289 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18291 * doc/invoke.texi (-ftree-lrs): Remove.
18293 2007-02-19 Diego Novillo <dnovillo@redhat.com>
18295 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
18298 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
18300 * config/ia64/ia64.c (ia64_expand_builtin): Use the
18301 new CALL_EXPR_FN macro for retrieving the function
18302 declaration of the input expression.
18304 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18306 * c.opt (Waddress): New.
18307 * common.opt (Walways-true): Delete.
18308 (Wstring-literal-comparison): Delete.
18309 * doc/invoke.texi (Warning Options): Delete -Walways-true and
18310 -Wstring-literal-comparison. Add -Waddress.
18312 (Walways-true): Delete.
18313 (Wstring-literal-comparison): Delete.
18314 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
18315 consistently instead of -Walways-true in example.
18316 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
18317 * c-typeck.c (parser_build_binary_op): Replace
18318 -Wstring-literal-comparison and -Walways-true with -Waddress.
18319 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
18322 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18324 * tree-cfg.c (dump_function_to_file): Be prepared for functions
18325 without DECL_STRUCT_FUNCTION initialized.
18327 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18329 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
18330 due to calls to functions taking pointers as parameters.
18332 2007-02-19 Richard Henderson <rth@redhat.com>
18335 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
18338 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
18340 * config/s390/s390.c (s390_call_saved_register_used,
18341 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
18342 accessed to the new scheme.
18344 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18346 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
18347 (cris_print_index, cris_print_operand, cris_print_operand_address)
18348 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
18349 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
18350 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
18351 GET_CODE () == xxx.
18352 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
18353 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
18354 GO_IF_LEGITIMATE_ADDRESS): Ditto.
18355 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
18356 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
18357 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
18358 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
18359 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
18360 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
18361 (uminsi3, call, call_value): Ditto.
18362 (define_split: indir_to_reg_split, unnamed): Ditto.
18364 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
18366 PR tree-optimization/30975
18367 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
18370 2007-02-18 Eric Christopher <echristo@gmail.com>
18372 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
18373 Remove use of arglist.
18374 (mips_expand_builtin): Remove use of arglist, pass in expr.
18375 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
18376 (mips_expand_builtin_movtf): Ditto.
18377 (mips_expand_builtin_compare): Ditto.
18379 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18381 * tree-sra.c (sra_build_assignment): Replace assertion
18382 checking with a comment explaining why it can't be done.
18384 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18386 PR middle-end/30833
18387 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
18388 during CALL_EXPR representation conversion.
18389 * tree-ssa-propagate.c (set_rhs): Likewise.
18391 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18393 * tree-sra.c (sra_build_assignment): Disable assertion checking
18396 2007-02-18 Roger Sayle <roger@eyesopen.com>
18398 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
18399 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18400 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
18402 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
18403 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
18404 gimplify_init_ctor_eval_range, gimple_push_cleanup,
18405 gimplify_omp_for, gimplify_omp_atomic_pipeline,
18406 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
18407 force_gimple_operand): Likewise.
18408 * ipa-cp.c (constant_val_insert): Likewise.
18409 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
18410 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
18411 perfect_nestify): Likewise.
18412 * langhooks.c (lhd_omp_assignment): Likewise.
18413 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
18414 lower_copyprivate_clauses, lower_send_clauses,
18415 lower_send_shared_vars, expand_parallel_call,
18416 expand_omp_for_generic, expand_omp_for_static_nochunk,
18417 expand_omp_for_static_chunk, expand_omp_sections,
18418 lower_omp_single_copy, lower_omp_for_lastprivate,
18419 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
18420 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18421 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
18424 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18426 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
18427 config/sh/sh.md: Follow spelling conventions.
18429 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
18430 config/frv/predicates.md: Follow spelling conventions.
18432 * config/m68k/linux-unwind.h: Fix a comment typo.
18433 * target.h: Follow spelling conventions.
18435 2007-02-18 Roger Sayle <roger@eyesopen.com>
18437 PR rtl-optimization/28173
18438 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
18439 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
18440 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
18441 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
18442 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
18444 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18446 * builtins.c (fold_builtin_load_exponent): New.
18447 (fold_builtin_2): Use it.
18449 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
18451 PR rtl-optimization/30773
18452 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
18453 if we fail to attach a REG_EQUIV note.
18455 2007-02-18 David Edelsohn <edelsohn@gnu.org>
18456 Roger Sayle <roger@eyesopen.com>
18458 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
18460 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18462 * calls.c (initialize_argument_information): Pass original EXP
18463 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
18464 code to split complex arguments here, as part of initializing the
18466 (expand_call): Remove code that builds a list of arguments and
18467 inserts implicit arguments into it. Instead, just count how many
18468 implicit arguments there will be so we can determine the size of
18469 the ARGS array, and let initialize_argument_information do the work.
18470 (split_complex_values): Delete unused function.
18472 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18474 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
18476 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18478 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
18479 for arg pointer based indexed addressing.
18481 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18483 * config/ia64/ia64.h, config/ia64/ia64.md,
18484 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
18485 spelling conventions.
18487 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18489 * config/m68k/m68k.c (split_di): New.
18490 * config/m68k/m68k-protos.h: Declare split_di.
18491 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
18492 Improve predicate handling and split constant shifts.
18494 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18496 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
18497 parameter for register bitfield operations, general predicates
18500 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18502 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
18503 * config/m68k/linux-unwind.h: New file.
18505 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18507 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
18508 config/i386/athlon.md, config/ia64/ia64.md,
18509 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
18510 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
18511 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
18512 tree-ssa-loop-niter.c, tree-vect-analyze.c,
18513 tree-vect-transform.c: Fix comment typos.
18515 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
18517 * sched-deps.c (find_insn_list): Remove.
18518 * sched-int.h: Remove the prototype for find_insn_list.
18520 2007-02-16 Geoffrey Keating <geoffk@apple.com>
18522 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
18524 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
18525 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
18526 darwin_rs6000_override_options.
18527 (C_COMMON_OVERRIDE_OPTIONS): Expect
18528 darwin_macosx_version_min to be non-NULL always.
18529 (TARGET_C99_FUNCTIONS): Likewise.
18530 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
18531 (DARWIN_MINVERSION_SPEC): New.
18532 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
18533 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
18535 (DARWIN_MINVERSION_SPEC): New.
18536 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
18538 * config/darwin-c.c (darwin_cpp_builtins): Expect
18539 darwin_macosx_version_min to be non-NULL always.
18541 * config/rs6000/rs6000.c: Clean up trailing whitespace.
18543 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
18545 * config/i386/i386.h (x86_use_xchgb): New.
18546 (TARGET_USE_XCHGB): New macro.
18547 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
18548 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
18549 Split after reload into bswaphi for shifts of 8.
18550 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
18551 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
18552 or when optimizing for size.
18554 2007-02-16 Richard Guenther <rguenther@suse.de>
18555 Christian Bruel <christian.bruel@st.com>
18557 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
18558 DECLs but prefer SSA_NAMEs over DECLs.
18560 2007-02-16 Richard Guenther <rguenther@suse.de>
18562 * tree-flow-inline.h (single_imm_use_p): Remove.
18563 (zero_imm_uses_p): Likewise.
18564 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
18565 instead of single_imm_use_p.
18566 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
18569 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18572 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
18573 nested double- and backquotes.
18575 2007-02-15 Roger Sayle <roger@eyesopen.com>
18577 PR middle-end/30391
18578 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
18579 should be unreachable.
18580 (build2_stat): Allow construction of MODIFY_EXPR at any time.
18581 For the time being redirect GIMPLE_MODIFY_STMT to the new
18582 (renamed) build_gimple_modify_stmt_stat.
18583 (build2_gimple_stat): Rename to...
18584 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
18585 Always build a GIMPLE_MODIFY_STMT node.
18586 * tree.h (build2_gimple, build2_gimple_stat): Delete.
18587 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
18590 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
18591 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
18592 * tree-complex.c (set_component_ssa_name, expand_complex_move,
18593 expand_complex_div_wide): Likewise.
18594 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
18595 * tree-ssa-loop-im.c (schedule_sm): Likewise.
18596 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
18597 * tree-ssa-loop-manip.c (create_iv): Likewise.
18598 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
18599 abs_replacement): Likewise.
18600 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
18601 realify_fake_stores): Likewise.
18603 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
18604 node rather than a GIMPLE_MODIFY_STMT node.
18605 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
18606 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
18608 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
18609 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
18610 GIMPLE_MODIFY_STMT.
18612 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18614 PR middle-end/30433
18615 * fold-const.c (fold_comparison): Add back the
18616 folding of constant complex comparisions.
18618 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18620 PR middle-end/30729
18621 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
18622 effects unknown to this function, return early.
18624 2007-02-15 Ian Lance Taylor <iant@google.com>
18626 * lower-subreg.c (move_eh_region_note): New static function.
18627 (resolve_simple_move): Call it.
18628 (decompose_multiword_subregs): Track blocks for which we resolve a
18629 simple move which is also a control flow insn. Pass them to
18630 find_many_sub_basic_blocks.
18631 (pass_lower_subreg): Add TODO_verify_flow.
18632 (pass_lower_subreg2): Likewise.
18634 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18635 Brooks Moses <brooks.moses@codesourcery.com>
18636 Lee Millward <lee.millward@codesourcery.com>
18638 * tree.h (enum tree_code_class): Add tcc_vl_exp.
18639 (VL_EXP_CLASS_P): New.
18640 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
18642 (TREE_OPERAND_CHECK_CODE): Likewise.
18643 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
18644 (TREE_RTL_OPERAND_CHECK): Likewise.
18645 (tree_operand_check_failed): Make second parameter the whole tree
18646 instead of its code. Fixed callers.
18647 (VL_EXP_CHECK): New.
18648 (TREE_OPERAND_LENGTH): New.
18649 (VL_EXP_OPERAND_LENGTH): New.
18650 (CALL_EXPR_FN): New.
18651 (CALL_EXPR_STATIC_CHAIN): New.
18652 (CALL_EXPR_ARGS): New.
18653 (CALL_EXPR_ARG): New.
18654 (call_expr_nargs): New.
18655 (CALL_EXPR_ARGP): New.
18656 (build_nt_call_list): Declare.
18657 (build_vl_exp_stat): Declare.
18658 (build_vl_exp): New.
18659 (build_call_list): Declare.
18660 (build_call_nary): Declare.
18661 (build_call_valist): Declare.
18662 (build_call_array): Declare.
18663 (call_expr_arg): Declare.
18664 (call_expr_argp): Declare.
18665 (call_expr_arglist): Declare.
18666 (fold_build_call_list): Declare.
18667 (fold_build_call_list_initializer): Declare.
18668 (fold_call_expr): Declare to replace fold_builtin.
18669 (fold_builtin_fputs): Update to agree with modified definition.
18670 (fold_builtin_strcpy): Likewise.
18671 (fold_builtin_strncpy): Likewise.
18672 (fold_builtin_memory_chk): Likewise.
18673 (fold_builtin_stxcpy_chk): Likewise.
18674 (fold_builtin_strncpy_chk): Likewise.
18675 (fold_builtin_next_arg): Likewise.
18676 (fold_build_call_expr): Declare.
18677 (fold_builtin_call_list): Declare.
18678 (fold_builtin_call_valist): Declare.
18679 (build_call_expr): Declare.
18680 (validate_arglist): Update to agree with modified definition.
18681 (tree_operand_length): New.
18682 (call_expr_arg_iterator): New.
18683 (init_call_expr_arg_iterator): New.
18684 (next_call_expr_arg): New.
18685 (first_call_expr_arg): New.
18686 (more_call_expr_args_p): New.
18687 (FOR_EACH_CALL_EXPR_ARG): New.
18689 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
18690 and tcc_gimple_stmt.
18691 (tree_code_size): Update documentation. Use sizeof (tree) rather
18692 than sizeof (char *).
18693 (tree_size): Likewise. Add case for tcc_vl_exp.
18694 (tree_node_structure): Add case for tcc_vl_exp.
18695 (contains_placeholder_p): Likewise.
18696 (substitute_in_expr): Likewise.
18697 (substitute_placeholder_in_expr): Likewise.
18698 (stabilize_reference_1): Likewise.
18699 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
18700 to diagnose breakage of this interface for constructing CALL_EXPRs.
18701 (build_nt): Add similar assertion here.
18702 (build_nt_call_list): New.
18703 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
18704 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
18706 (get_callee_fndecl): Use new CALL_EXPR accessors.
18707 (tree_operand_check_failed): Change parameters to pass entire node
18708 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
18709 (process_call_operands): New.
18710 (build_vl_exp_stat): New.
18711 (build_call_list): New.
18712 (build_call_nary): New.
18713 (build_call_valist): New.
18714 (build_call_array): New.
18715 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18716 (call_expr_arglist): New.
18718 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
18719 tcc_vl_exp instead of a fixed-size tcc_expression.
18721 * doc/c-tree.texi (CALL_EXPR): Document new representation and
18722 accessors for CALL_EXPRs.
18723 (AGGR_INIT_EXPR): Likewise.
18725 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18726 Brooks Moses <brooks.moses@codesourcery.com>
18727 Lee Millward <lee.millward@codesourcery.com>
18729 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
18730 (expand_builtin_nonlocal_goto): Change parameter to be entire
18731 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
18732 (expand_builtin_prefetch): Likewise.
18733 (expand_builtin_classify_type): Likewise.
18734 (mathfn_built_in): Return NULL_TREE instead of 0.
18735 (expand_errno_check): Use new CALL_EXPR accessors.
18736 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
18737 Return NULL_RTX instead of 0.
18738 (expand_builtin_mathfn_2): Likewise.
18739 (expand_builtin_mathfn_3): Likewise.
18740 (expand_builtin_interclass_mathfn): Likewise.
18741 (expand_builtin_sincos): Likewise.
18742 (expand_builtin_cexpi): Likewise.
18743 (expand_builtin_int_roundingfn): Likewise.
18744 (expand_builtin_int_roundingfn_2): Likewise.
18745 (expand_builtin_pow): Likewise.
18746 (expand_builtin_powi): Likewise.
18747 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
18748 of arglist, fixing callers appropriately. Use new CALL_EXPR
18749 accessors and constructors. Return NULL_RTX instead of 0.
18750 (expand_builtin_strstr): Likewise.
18751 (expand_builtin_strchr): Likewise.
18752 (expand_builtin_strrchr): Likewise.
18753 (expand_builtin_strpbrk): Likewise.
18754 (expand_builtin_memcpy): Likewise.
18755 (expand_builtin_mempcpy): Likewise.
18756 (expand_builtin_mempcpy_args): New.
18757 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
18758 (expand_builtin_memmove_args): New.
18759 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
18760 (expand_movstr): Likewise.
18761 (expand_builtin_strcpy): Likewise.
18762 (expand_builtin_strcpy_args): New.
18763 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
18764 (expand_builtin_strncpy): Likewise.
18765 (expand_builtin_memset): Likewise.
18766 (expand_builtin_memset_args): New.
18767 (expand_builtin_bzero): Similarly to expand_builtin_memset.
18768 (expand_builtin_memcmp): Likewise.
18769 (expand_builtin_strcmp): Likewise.
18770 (expand_builtin_strncmp): Likewise.
18771 (expand_builtin_strcat): Likewise.
18772 (expand_builtin_strncat): Likewise.
18773 (expand_builtin_strspn): Likewise.
18774 (expand_builtin_strcspn): Likewise.
18775 (expand_builtin_args_info): Likewise.
18776 (expand_builtin_va_start): Likewise.
18777 (gimplify_va_arg_expr): Likewise.
18778 (expand_builtin_va_end): Likewise.
18779 (expand_builtin_va_copy): Likewise.
18780 (expand_builtin_frame_address): Likewise.
18781 (expand_builtin_alloca): Likewise.
18782 (expand_builtin_bswap): Likewise.
18783 (expand_builtin_unop): Likewise.
18784 (expand_builtin_fputs): Likewise.
18785 (expand_builtin_expect): Likewise.
18786 (expand_builtin_fabs): Likewise.
18787 (expand_builtin_copysign): Likewise.
18788 (expand_builtin_printf): Likewise.
18789 (expand_builtin_fprintf): Likewise.
18790 (expand_builtin_sprintf): Likewise.
18791 (expand_builtin_init_trampoline): Likewise.
18792 (expand_builtin_signbit): Likewise.
18793 (expand_builtin_fork_or_exec): Likewise.
18794 (expand_builtin_sync_operation): Likewise.
18795 (expand_builtin_compare_and_swap): Likewise.
18796 (expand_builtin_lock_test_and_set): Likewise.
18797 (expand_builtin_lock_release): Likewise.
18798 (expand_builtin): Likewise.
18799 (builtin_mathfn_code): Likewise.
18801 (fold_builtin_constant_p): Pass call arguments individually instead
18802 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18803 accessors and constructors. Return NULL_TREE instead of 0.
18804 (fold_builtin_expect): Likewise.
18805 (fold_builtin_classify_type): Likewise.
18806 (fold_builtin_strlen): Likewise.
18807 (fold_builtin_nan): Likewise.
18808 (integer_valued_real_p): Likewise.
18809 (fold_trunc_transparent_mathfn): Likewise.
18810 (fold_fixed_mathfn): Likewise.
18811 (fold_builtin_cabs): Likewise.
18812 (fold_builtin_sqrt): Likewise.
18813 (fold_builtin_cbrt): Likewise.
18814 (fold_builtin_cos): Likewise.
18815 (fold_builtin_cosh): Likewise.
18816 (fold_builtin_tan): Likewise.
18817 (fold_builtin_sincos): Likewise.
18818 (fold_builtin_cexp): Likewise.
18819 (fold_builtin_trunc): Likewise.
18820 (fold_builtin_floor): Likewise.
18821 (fold_builtin_ceil): Likewise.
18822 (fold_builtin_round): Likewise.
18823 (fold_builtin_int_roundingfn): Likewise.
18824 (fold_builtin_bitop): Likewise.
18825 (fold_builtin_bswap): Likewise.
18826 (fold_builtin_logarithm): Likewise.
18827 (fold_builtin_hypot): Likewise.
18828 (fold_builtin_pow): Likewise.
18829 (fold_builtin_powi): Likewise.
18830 (fold_builtin_exponent): Likewise.
18831 (fold_builtin_memset): Likewise.
18832 (fold_builtin_bzero): Likewise.
18833 (fold_builtin_memory_op): Likewise.
18834 (fold_builtin_bcopy): Deleted; call site changed to invoke
18835 fold_builtin_memory_op directly.
18836 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
18837 (fold_builtin_strncpy): Likewise.
18838 (fold_builtin_memcmp): Likewise.
18839 (fold_builtin_strcmp): Likewise.
18840 (fold_builtin_strncmp): Likewise.
18841 (fold_builtin_signbit): Likewise.
18842 (fold_builtin_copysign): Likewise.
18843 (fold_builtin_isascii): Likewise.
18844 (fold_builtin_toascii): Likewise.
18845 (fold_builtin_isdigit): Likewise.
18846 (fold_builtin_fabs): Likewise.
18847 (fold_builtin_abs): Likewise.
18848 (fold_builtin_fmin_fmax): Likewise.
18849 (fold_builtin_carg): Likewise.
18850 (fold_builtin_classify): Likewise.
18851 (fold_builtin_unordered_cmp): Likewise.
18853 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
18854 New functions split out from fold_builtin_1.
18855 (fold_builtin_n): New.
18856 (fold_builtin_varargs): New.
18857 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
18859 (fold_call_expr): New.
18860 (build_function_call_expr): Rewrite to use new helper function.
18861 (fold_builtin_call_list): New.
18862 (build_call_expr): New.
18863 (fold_builtin_call_valist): New.
18864 (rewrite_call_expr): New.
18865 (validate_arg): New.
18866 (validate_arglist): Change parameter to be entire CALL_EXPR instead
18867 of an arglist. Change return type to bool. Use new CALL_EXPR
18870 (fold_builtin_strstr): Pass call arguments individually instead
18871 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18872 accessors and constructors. Return NULL_TREE instead of 0.
18873 (fold_builtin_strchr): Likewise.
18874 (fold_builtin_strrchr): Likewise.
18875 (fold_builtin_strpbrk): Likewise.
18876 (fold_builtin_strcat): Likewise.
18877 (fold_builtin_strncat): Likewise.
18878 (fold_builtin_strspn): Likewise.
18879 (fold_builtin_strcspn): Likewise.
18880 (fold_builtin_fputs): Likewise.
18881 (fold_builtin_next_arg): Likewise.
18882 (fold_builtin_sprintf): Likewise.
18884 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
18885 NULL_RTX instead of 0.
18886 (expand_builtin_memory_chk): Likewise.
18887 (maybe_emit_chk_warning): Likewise.
18888 (maybe_emit_sprintf_chk_warning): Likewise.
18890 (fold_builtin_object_size): Pass call arguments individually instead
18891 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18892 accessors and constructors. Return NULL_TREE instead of 0.
18893 (fold_builtin_memory_chk): Likewise.
18894 (fold_builtin_stxcpy_chk): Likewise.
18895 (fold_builtin_strncpy_chk): Likewise.
18896 (fold_builtin_strcat_chk): Likewise.
18897 (fold_builtin_strcat_chk): Likewise.
18898 (fold_builtin_strncat_chk): Likewise.
18899 (fold_builtin_sprintf_chk): Likewise.
18900 (fold_builtin_snprintf_chk): Likewise.
18901 (fold_builtin_printf): Likewise.
18902 (fold_builtin_vprintf): Likewise.
18904 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18906 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18907 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18908 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18909 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18910 (fold_unary): Likewise.
18911 (fold_binary): Likewise.
18912 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18913 ternary expressions.
18914 (fold): Add logic for tcc_vl_exp.
18915 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18916 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18917 (fold_build3_stat): Add assertion to flag broken interface for
18918 constructing CALL_EXPRs.
18919 (fold_build_call_list): New.
18920 (fold_build_call_list_initializer): New.
18921 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18923 (fold_strip_sign_ops): Likewise.
18925 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18926 Brooks Moses <brooks.moses@codesourcery.com>
18927 Lee Millward <lee.millward@codesourcery.com>
18929 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18930 accessors and dump arguments explicitly.
18932 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18934 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18936 (print_call_name): Use new CALL_EXPR accessors.
18938 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18939 CALL_EXPR arguments explicitly instead of as a list. Use
18940 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18942 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18943 (vrp_visit_stmt): Likewise.
18945 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18946 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18948 (force_move_till_expr): Likewise.
18950 * targhooks.c (default_external_stack_protect_fail): Use
18951 build_call_expr instead of build_function_call_expr.
18952 (default_hidden_stack_protect_fail): Likewise.
18954 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18957 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18958 and walk arguments explicitly.
18960 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18961 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18962 (expand_simple_operations): Likewise.
18963 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18965 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18966 of TREE_CODE_LENGTH.
18967 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18969 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18970 instead of TREE_CODE_LENGTH.
18972 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18973 (tree_ic_transform): Likewise.
18974 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18975 parameter instead of arglist. Fix callers.
18976 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18977 (tree_stringops_transform): Likewise.
18978 (tree_indirect_call_to_profile): Likewise.
18979 (tree_stringops_values_to_profile): Likewise.
18981 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18982 (eliminate_tail_call): Likewise.
18984 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18986 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18987 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18989 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18991 * omp-low.c (build_omp_barrier): Use build_call_expr.
18992 (lower_rec_input_clauses): Likewise.
18993 (lower_reduction_clauses): Likewise.
18994 (expand_parallel_call): Likewise.
18995 (maybe_catch_exception): Likewise.
18996 (expand_omp_for_generic): Likewise.
18997 (expand_omp_for_static_nochunk): Likewise.
18998 (expand_omp_sections): Likewise.
18999 (lower_omp_single_simple): Likewise.
19000 (lower_omp_single_copy): Likewise.
19001 (lower_omp_master): Likewise.
19002 (lower_omp_ordered): Likewise.
19003 (lower_omp_critical): Likewise.
19005 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
19006 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
19008 * tree-gimple.c (is_gimple_call_addr): Fix doc.
19009 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
19010 TREE_CODE_LENGTH. Add tcc_vl_exp case.
19012 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
19013 and generalize to handle any number of operands.
19014 (chrec_contains_undetermined): Likewise.
19015 (tree_contains_chrecs): Likewise.
19016 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
19018 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
19020 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
19021 fold_call_expr instead of fold_builtin.
19022 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
19023 match declarations there.
19024 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
19027 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
19028 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19030 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
19031 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
19033 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
19036 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
19037 (execute_cse_sincos): Use new CALL_EXPR accessors.
19039 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
19041 * gimple-low.c (lower_function_body): Use build_call_expr.
19042 (lower_builtin_setjmp): Likewise.
19044 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
19045 (set_storage_via_libcall): Likewise.
19046 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
19047 instead of TREE_CODE_LENGTH.
19048 (expand_expr_real_1): Use new CALL_EXPR accessors.
19050 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
19051 generalize to handle any number of operands.
19052 (TB_parent_eq): Likewise.
19054 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
19055 (strip_builtin_expect): Likewise.
19057 * function.c (gimplify_parameters): Use build_call_expr.
19059 * tree-vectorizer.c (vect_is_simple_reduction): Use
19060 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19062 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
19063 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
19065 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
19068 * gimplify.c (build_stack_save_restore): Use build_call_expr.
19069 (gimplify_decl_expr): Likewise.
19070 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
19071 Use new CALL_EXPR iterators.
19072 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
19073 (gimplify_modify_expr_to_memset): Likewise.
19074 (gimplify_variable_sized_compare): Likewise.
19075 (gimplify_omp_atomic_fetch_op): Likewise.
19076 (gimplify_omp_atomic_pipeline): Likewise.
19077 (gimplify_omp_atomic_mutex): Likewise.
19078 (gimplify_function_tree): Likewise.
19080 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
19081 (call_expr_flags): Likewise.
19082 (expand_call): Likewise.
19084 * except.c (expand_builtin_eh_return_data_regno): Pass entire
19085 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19088 * coverage.c (create_coverage): Use build_call_expr.
19090 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
19091 (temp_call_expr_obstack): New.
19092 (pool_copy_list): Delete.
19093 (temp_copy_call_expr): New.
19094 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
19095 CALL_EXPR accessors. Get rid of special goo for copying argument
19096 lists and use temp_copy_call_expr instead.
19097 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
19098 CALL_EXPR accessors.
19099 (create_expression_by_pieces): Likewise. Use build_call_array
19100 to construct the result instead of fold_build3.
19101 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
19102 dealing with argument lists.
19103 (init_pre): Remove references to expression_node_pool and
19104 list_node_pool. Init temp_call_expr_obstack instead.
19105 (fini_pre): Remove references to expression_node_pool and
19108 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
19109 and walk arguments explicitly instead of as a list.
19111 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
19112 (mx_register_decls): Likewise.
19113 (mudflap_register_call): Likewise.
19114 (mudflap_finish_file): Likewise.
19116 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
19117 (ipa_callsite_compute_param): Likewise.
19119 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
19120 accessors and constructor.
19122 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
19123 accessors and constructor.
19124 (convert_tramp_reference): Likewise.
19125 (convert_call_expr): Likewise.
19126 (finalize_nesting_tree_1): Likewise.
19128 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
19131 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
19133 * tree-inline.c (initialize_inlined_parameters): Pass entire
19134 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19136 (estimate_num_insns_1): Use new CALL_EXPR accessors.
19137 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
19139 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
19140 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19141 (vectorizable_reduction): Likewise.
19142 (vectorizable_call): Use new CALL_EXPR iterators.
19143 (vectorizable_conversion): Use build_call_expr.
19144 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
19145 (vect_gen_widened_results_half): Use build_call_expr.
19146 (vect_setup_realignment): Likewise.
19147 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
19149 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
19150 (pass_through_call): Likewise.
19151 (compute_object_sizes): Likewise. Use fold_call_expr instead of
19154 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
19155 (tree_gen_pow2_profiler): Likewise.
19156 (tree_gen_one_value_profiler): Likewise.
19157 (tree_gen_ic_func_profiler): Likewise.
19158 (tree_gen_average_profiler): Likewise.
19159 (tree_gen_ior_profiler): Likewise.
19161 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
19162 (find_func_aliases): Use new CALL_EXPR accessors. Add case
19163 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19165 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
19166 of TREE_CODE_LENGTH.
19168 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
19169 of TREE_CODE_LENGTH.
19171 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
19173 (convert_to_integer): Likewise.
19175 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
19178 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19179 Brooks Moses <brooks.moses@codesourcery.com>
19180 Lee Millward <lee.millward@codesourcery.com>
19182 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
19184 * config/frv/frv.c (frv_expand_builtin): Likewise.
19185 * config/s390/s390.c (s390_expand_builtin): Likewise.
19187 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
19188 (sparc_expand_builtin): Use new CALL_EXPR accessors.
19190 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
19191 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
19192 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
19193 (ix86_expand_store_builtin): Likewise.
19194 (ix86_expand_unop_builtin): Likewise.
19195 (ix86_expand_unop1_builtin): Likewise.
19196 (ix86_expand_sse_compare): Likewise.
19197 (ix86_expand_sse_comi): Likewise.
19198 (ix86_expand_vec_init_builtin): Likewise.
19199 (ix86_expand_vec_ext_builtin): Likewise.
19200 (ix86_expand_vec_set_builtin): Likewise.
19201 (ix86_expand_builtin): Use new CALL_EXPR accessors.
19203 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
19204 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19206 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
19207 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19208 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
19210 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
19212 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19213 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
19214 arglist. Use new CALL_EXPR accessors. Fix callers.
19215 (altivec_expand_abs_builtin): Likewise.
19216 (rs6000_expand_binop_builtin): Likewise.
19217 (altivec_expand_predicate_builtin): Likewise.
19218 (altivec_expand_lv_builtin): Likewise.
19219 (spe_expand_stv_builtin): Likewise.
19220 (altivec_expand_stv_builtin): Likewise.
19221 (rs6000_expand_ternop_builtin): Likewise.
19222 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
19223 (altivec_expand_st_builtin): Likewise.
19224 (altivec_expand_dst_builtin): Likewise.
19225 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
19226 arglist. Use new CALL_EXPR accessors. Fix callers.
19227 (altivec_expand_vec_set_builtin): Likewise.
19228 (altivec_expand_vec_ext_builtin): Likewise.
19229 (altivec_expand_builtin): Use new CALL_EXPR accessors.
19230 (spe_expand_builtin): Likewise.
19231 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
19232 arglist. Use new CALL_EXPR accessors. Fix callers.
19233 (spe_expand_evsel_builtin): Likewise.
19234 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
19235 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
19237 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
19238 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19239 (arm_expand_unop_builtin): Likewise.
19240 (arm_expand_builtin): Use new CALL_EXPR accessors.
19242 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
19245 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
19246 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
19248 (bfin_expand_unop_builtin): Likewise.
19249 (bfin_expand_builtin): Use new CALL_EXPR accessors.
19251 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19252 Brooks Moses <brooks.moses@codesourcery.com>
19253 Lee Millward <lee.millward@codesourcery.com>
19255 * c-semantics.c (build_stmt): Add internal diagnostic check.
19257 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
19258 accessors. Print arguments explicitly instead of as a list.
19260 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
19262 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
19263 (c_finish_omp_flish): Likewise.
19265 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
19266 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
19267 instead of TREE_CODE_LENGTH.
19268 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
19269 (c_warn_unused_result): Likewise.
19271 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19274 * doc/invoke.texi (Warning Options): Remove
19275 -Werror-implicit-function-declaration.
19276 (Wimplicit-function-declaration): Update description.
19277 * opts.c (common_handle_option): Move handling of -Werror=* to...
19278 (enable_warning_as_error): ...here.
19279 * opts.h (enable_warning_as_error): Declare.
19280 * c-decl.c (implicit_decl_warning): Unless
19281 -Wno-implicit-function-declaration is given, emit a pedwarn if
19282 -std=c99 or emit a warning if -Wimplicit-function-declaration.
19283 * c.opt (Wimplicit-function-declaration): Replace
19284 mesg_implicit_function_declaration with
19285 warn_implicit_function_declaration.
19286 * c-opts.c (c_common_handle_option):
19287 -Werror-implicit-function-declaration is exactly equal as
19288 -Werror=implicit-function-declaration.
19289 (set_Wimplicit): Replace mesg_implicit_function_declaration with
19290 warn_implicit_function_declaration.
19291 (c_common_post_options): -Wimplict-function-declaration is enabled
19292 by default by -std=c99, otherwise is disabled by default.
19293 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
19295 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19297 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
19298 DECL on the rhs to a DECL on the lhs for debug info purposes if the
19299 former is ignored but not the latter.
19301 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19303 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
19304 is made and the reference doesn't use the alias set of its type,
19305 do not create the temporary using that type.
19307 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
19309 * jump.c: Remove prototypes for delete_computation and
19310 delete_prior_computation.
19312 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19314 * jump.c (get_label_after): Delete.
19315 (get_label_before, delete_computation, delete_jump,
19316 delete_prior_computation, follow_jumps): Move...
19317 * reorg.c (delete_computation, delete_prior_computation): ... here...
19318 (get_label_before, delete_jump): ... making these static ...
19319 (follow_jumps): ... and simplifying this since it only runs after
19321 * rtl.h (get_label_after, get_label_before, delete_jump,
19322 follow_jumps): Delete prototypes.
19324 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19326 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
19328 2007-02-15 Nick Clifton <nickc@redhat.com>
19330 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
19331 order to prevent it from being munged by the target.
19333 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
19335 * config/i386/i386.md: Remove misleading comment.
19337 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19339 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
19340 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
19343 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19345 * tree-sra.c (instantiate_missing_elements): Canonicalize
19347 (sra_build_assignment): New.
19348 (generate_copy_inout, generate_element_copy,
19349 generate_element_zero, generate_one_element_init): Use it.
19351 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19353 * tree-sra.c (instantiate_missing_elements): Canonicalize
19355 (sra_build_assignment): New.
19356 (generate_copy_inout, generate_element_copy,
19357 generate_element_zero, generate_one_element_init): Use it.
19359 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19361 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
19364 2007-02-14 Joseph Myers <joseph@codesourcery.com>
19366 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
19367 types as aggregates not scalars.
19368 * function.c (assign_stack_temp_for_type): Likewise.
19370 2007-02-14 Roger Sayle <roger@eyesopen.com>
19371 Zdenek Dvorak <dvorakz@suse.cz>
19373 * tree-dump.c (dump_switch_p_1): Require exact match of the option
19376 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
19378 * passes.c (next_pass_1): Clear the next field of the copied
19381 2007-02-14 Richard Henderson <rth@redhat.com>
19383 * tree-sra.c (early_sra): New.
19384 (decl_can_be_decomposed_p): Deny va_list if early_sra.
19385 (tree_sra_early, pass_sra_early): New.
19386 * tree-pass.h (pass_sra_early): Declare.
19387 * passes.c (init_optimization_passes): Use it.
19389 2007-02-14 Richard Guenther <rguenther@suse.de>
19391 * flags.h (issue_strict_overflow_warning): Convert to a macro.
19393 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
19395 PR tree-optimization/30771
19396 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
19398 (vect_analyze_operations): Induction phis can now be marked as
19400 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
19401 Update documentation accordingly.
19403 2007-02-14 Nick Clifton <nickc@redhat.com>
19405 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
19406 most 3 arguments are supported.
19407 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
19409 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
19411 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
19412 Ensure dst->current is valid.
19414 2007-02-13 Paul Brook <paul@codesourcery.com>
19416 * config.gcc: Add arm*-*-uclinux-*eabi.
19417 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
19418 (SUBTARGET_EXTRA_LINK_SPEC): Define.
19419 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
19420 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
19421 (LINK_SPEC): Define.
19422 (LIB_SPEC): Define.
19423 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
19425 * config/arm/uclinux-eabi.h: New file.
19426 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
19427 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
19430 2007-02-13 Ian Lance Taylor <iant@google.com>
19432 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
19433 * flags.h (warn_strict_overflow): Declare.
19434 (enum warn_strict_overflow_code): Define.
19435 (issue_strict_overflow_warning): New static inline function.
19436 * opts.c (warn_strict_overflow): New variable.
19437 (common_handle_option): Handle OPT_Wstrict_overflow and
19438 OPT_Wstrict_overflow_.
19439 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
19441 * fold-const.c: Include intl.h.
19442 (fold_deferring_overflow_warnings): New static variable.
19443 (fold_deferred_overflow_warning): New static variable.
19444 (fold_deferred_overflow_code): New static variable.
19445 (fold_defer_overflow_warnings): New function.
19446 (fold_undefer_overflow_warnings): New function.
19447 (fold_undefer_and_ignore_overflow_warnings): New function.
19448 (fold_deferring_overflow_warnings_p): New function.
19449 (fold_overflow_warning): New static function.
19450 (make_range): Add strict_overflow_p parameter. Change all
19452 (extract_muldiv, extract_muldiv_1): Likewise.
19453 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
19454 tree_expr_nonnegative_p.
19455 (fold_negate_expr): Call fold_overflow_warning.
19456 (fold_range_test): Likewise.
19457 (fold_comparison): Likewise.
19458 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
19459 instead of tree_expr_nonnegative_p.
19460 (tree_expr_nonnegative_warnv_p): Rename from
19461 tree_expr_nonnegative_p, add strict_overflow_p parameter.
19462 (tree_expr_nonnegative_p): New function.
19463 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
19464 strict_overflow_p parameter.
19465 (tree_expr_nonzero_p): New function.
19466 * passes.c (verify_interpass_invariants): New static function.
19467 (execute_one_pass): Call it.
19468 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
19470 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
19471 (estimate_numbers_of_iterations): Likewise.
19472 (scev_probably_wraps_p): Likewise.
19473 * tree-ssa-ccp.c: Include "toplev.h".
19474 (evaluate_stmt): Defer fold overflow warnings until we know we are
19476 (struct fold_stmt_r_data): Add stmt field.
19477 (fold_stmt_r): Defer fold overflow warnings until we know we
19479 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
19480 (fold_stmt_inplace): Likewise.
19481 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
19482 (cleanup_control_expr_graph): Defer fold overflow warnings until
19483 we know we are going to optimize.
19484 * tree-cfg.c (fold_cond_expr_cond): Likewise.
19485 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
19487 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
19488 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
19489 * tree-ssa-loop-manip.c (create_iv): Likewise.
19490 * c-typeck.c (build_conditional_expr): Likewise.
19491 (build_binary_op): Likewise.
19492 * tree-vrp.c (vrp_expr_computes_nonzero): Call
19493 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
19494 (extract_range_from_unary_expr): Likewise.
19495 * simplify-rtx.c (simplify_const_relational_operation): Warn when
19496 assuming that signed overflow does not occur.
19497 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
19498 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
19499 (fold_defer_overflow_warnings): Declare.
19500 (fold_undefer_overflow_warnings): Declare.
19501 (fold_undefer_and_ignore_overflow_warnings): Declare.
19502 (fold_deferring_overflow_warnings_p): Declare.
19503 (tree_expr_nonzero_warnv_p): Declare.
19504 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
19505 of warning options.
19506 (Warning Options): Document -Wstrict-overflow.
19507 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
19508 (tree-ssa-ccp.o): Likewise.
19509 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
19510 (fold-const.o): Depend on intl.h.
19512 2007-02-13 Ian Lance Taylor <iant@google.com>
19514 PR middle-end/30751
19515 * lower-subreg.c (resolve_simple_move): Decompose subregs in
19518 2007-02-13 Stuart Hastings <stuart@apple.com>
19520 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
19522 2007-02-13 Richard Henderson <rth@redhat.com>
19524 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
19525 handled_component_p before looking for the indirect_ref.
19527 2007-02-13 Richard Henderson <rth@redhat.com>
19529 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
19530 remove flags clobber.
19531 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
19532 (bswaphi_lowpart): New.
19533 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
19534 remove TARGET_BSWAP test. Delete expander of the same name.
19536 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
19537 (expand_unop): Use them.
19539 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
19541 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
19542 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
19543 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
19544 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
19545 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
19546 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
19547 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
19548 assembler dialect choice from asm templates.
19550 2007-02-12 Richard Henderson <rth@redhat.com>
19552 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
19553 (fixuns_trunc<SSEMODEF>si2): Use it.
19554 * config/i386/sse.md (vec_setv4sf_0): Export.
19555 * config/i386/i386.c (ix86_build_const_vector): Export.
19556 (ix86_split_convert_uns_si_sse): Rename from
19557 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
19558 * config/i386/i386-protos.h: Update.
19560 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19563 * c-typeck.c (c_finish_return): Improve warning message.
19565 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19567 * alias.c (find_symbolic_term): Delete unused function.
19569 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
19571 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
19572 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
19573 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
19575 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19577 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
19578 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
19579 the function, temporarily point the debug interface to the null one.
19581 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19583 * dwarf2out.c (round_up_to_align): New static function.
19584 (field_byte_offset): Use it to round the offset.
19586 2007-02-12 Richard Henderson <rth@redhat.com>
19588 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
19589 (inswl_const): Export.
19591 2007-02-12 Richard Henderson <rth@redhat.com>
19593 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
19594 result mode of the libcall, convert back to outmode.
19596 2007-02-12 Roger Sayle <roger@eyesopen.com>
19598 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
19599 (bswapdi2): New define_expand to implement 32-bit implementation.
19601 2007-02-12 Nick Clifton <nickc@redhat.com>
19603 * doc/invoke.texi (Overall Options): Document --help=.
19604 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
19605 (cc1_options): Pass --help= on to cc1.
19606 (display_help): Add description of --help=.
19607 (process_command): Add code to handle --help=. Allow translated
19608 --help and --target-help switches to be passed on to compiler
19610 (main): Remove unused if statement.
19611 * opts.c (columns): Remove.
19612 (LEFT_COLUMN): Define.
19613 (wrap_help): Add columns argument.
19614 (print_filtered_help): Change parameters to be an include bitmask,
19615 an exclude bitmask, an any bitmask and the column width. Move the
19616 code to display the params list here. Add code to display the
19617 status of options rather than their descriptions if the quiet flag
19619 (print_specific_help): Change parameters to be an include bitmask,
19620 an exclude bitmask and an any bitmask. Move code to look up the
19621 column width here. Decide upon the title for an options listing.
19622 (common_handle_options): Add code to handle --help=. Adapt code
19623 for --help and --target-help to use the revised form of the
19624 print_specific_help function.
19625 (print_help): Delete.
19626 (print_param_help): Delete.
19627 (print_switch): Delete.
19628 * opts.h (cl_lang_count): Add prototype.
19629 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
19630 CL_MAX_OPTION_CLASS): New defines.
19631 * optc-gen.awk: Add construction of cl_lang_count.
19632 * c.opt: Add Warning attribute to warning options and Optimization
19633 attribute to optimization options.
19634 * common.opt: Likewise.
19636 Add -fhelp and -ftarget-help as aliases for the transformed --help
19637 and --target-help options.
19638 * opt-functions.awk: Add code to handle Warning and Optimization
19641 2007-02-12 Richard Henderson <rth@redhat.com>
19643 * config/alpha/constraints.md: New file.
19644 * config/alpha/alpha.c: Include tm-constrs.h.
19645 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
19646 alpha_extra_constraint): Remove.
19647 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
19648 * config/alpha/alpha-protos.h: Update.
19649 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
19650 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
19651 (EXTRA_CONSTRAINT): Remove.
19652 * config/alpha/alpha.md: Include constraints.md.
19653 (adddi splitter): Use satisfies_constraint_*.
19654 * config/alpha/predicates.md (add_operand): Likewise.
19655 (sext_add_operand, addition_operation): Likewise.
19657 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
19659 PR tree-optimization/29145
19660 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
19661 in our handling of restrict qualified pointers.
19663 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19666 * doc/invoke.texi (Wunused-value): Update description.
19667 (Wextra): Delete item.
19668 * opts.c (set_Wextra): Don't use the value of Wextra to set the
19669 value of Wunused-value.
19670 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
19671 (c_finish_stmt_expr): Don't check extra_warnings.
19672 (emit_side_effect_warnings): The caller is responsible to check
19675 2007-02-11 Roger Sayle <roger@eyesopen.com>
19676 Matt Thomas <matt@3am-software.com>
19678 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
19680 2007-02-11 Roger Sayle <roger@eyesopen.com>
19682 * simplify-rtx.c (simplify_relational_operation_1): Optimize
19683 comparisons of POPCOUNT against zero.
19684 (simplify_const_relational_operation): Likewise.
19686 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19688 * doc/invoke.texi (Wextra): Delete outdated paragraph.
19690 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19692 * dwarf2out.c (root_type): Delete unused function.
19694 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19696 * genattrtab.c (contained_in_p): Delete unused function.
19697 (write_expr_attr_cache): Likewise.
19699 2007-02-11 Jan Hubicka <jh@suse.cz>
19701 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
19704 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
19706 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
19707 to add the REG_EQ* note.
19708 * see.c (see_merge_one_use_extension): Likewise.
19709 * local-alloc.c (update_equiv_regs): Likewise. Also don't
19710 turn REG_EQUAL notes into REG_EQUIV notes if the target
19711 register may have more than one set.
19712 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
19713 * gcse.c (try_replace_reg): Likewise.
19714 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
19715 * calls.c (fixup_tail_calls): Likewise. Abort if there is
19716 more than one REG_EQUIV note.
19717 * reload1.c (gen_reload): Use set_unique_reg_note.
19719 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
19721 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
19722 (ix86_builtin_conversion): New function.
19724 2007-02-06 Mark Mitchell <mark@codesourcery.com>
19727 * tree.h (DECL_REPLACEABLE_P): New macro.
19728 * except.c (set_nothrow_function_flags): Likewise.
19730 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
19731 Ira Rosen <irar@il.ibm.com>
19732 Dorit Nuzman <dorit@il.ibm.com>
19734 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
19735 * targhooks.c (default_builtin_vectorized_conversion): New.
19736 * targhooks.h (default_builtin_vectorized_function): New declaration.
19737 * target.h (struct vectorize): Add builtin_conversion field.
19738 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
19739 stmt_vec_info_type value.
19740 (vectorizable_conversion): New declaration.
19741 * tree-vect-analyze.c (vect_analyze_operations): Add
19742 vectorizable_conversion call.
19743 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
19744 * tree-vect-transform.c (vectorizable_conversion): New function.
19745 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
19746 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
19748 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
19749 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
19750 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
19751 or ALTIVEC_BUILTIN_VCFSX.
19753 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19756 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
19757 CONST_DOUBLE and operand 0 is a hard register.
19758 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
19759 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
19760 is a hard floating-point register.
19762 2007-02-10 Richard Henderson <rth@redhat.com>
19763 Jakub Jelinek <jakub@redhat.com>
19764 Alexandre Oliva <aoliva@redhat.com>
19766 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
19767 * builtin-types.def (BT_WORD): Make unsigned.
19768 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
19769 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
19770 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
19771 * c-decl.c (grokdeclarator): Don't error if !have_tls.
19772 * c-parser.c (c_parser_omp_threadprivate): Likewise.
19773 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
19775 * expr.c (emutls_var_address): New.
19776 (expand_expr_real_1): Expand emulated tls.
19777 (expand_expr_addr_expr_1): Likewise.
19778 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
19779 * output.h (emutls_finish): Declare.
19780 * toplev.c (compile_file): Call it.
19781 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
19782 address before wrapping in CONST.
19783 * varasm.c (emutls_htab, emutls_object_type): New.
19784 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
19785 (get_emutls_object_name, get_emutls_object_type): New.
19786 (get_emutls_init_templ_addr, emutls_decl): New.
19787 (emutls_common_1, emutls_finish): New.
19788 (assemble_variable): When emulating tls, swap decls; generate
19789 constructor for the emutls objects.
19790 (do_assemble_alias): When emulating tls, swap decl and target name.
19791 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
19793 * varpool.c (decide_is_variable_needed): Look at force_output.
19794 Recurse for emulated tls.
19795 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
19796 with decide_is_variable_needed.
19797 * emutls.c: New file.
19798 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
19799 tls_object for real tls.
19801 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
19803 PR rtl-optimization/29599
19804 * reload1.c (eliminate_regs_in_insn): Take the destination
19805 mode into account when computing the offset.
19807 2007-02-09 Stuart Hastings <stuart@apple.com>
19808 Richard Henderson <rth@redhat.com>
19810 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19811 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19812 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
19813 fixuns_truncdfhi2): New.
19814 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
19815 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
19816 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
19817 (floatunssidf2): Allow nonimmediate source.
19818 * config/i386/sse.md (movdi_to_sse): New.
19819 (vec_concatv2di): Drop '*'.
19820 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
19821 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19822 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
19824 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
19825 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19826 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
19827 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
19828 (ix86_build_signbit_mask): Fix decl of v, refactor to call
19829 ix86_build_const_vector.
19830 (x86_emit_floatuns): Rewrite.
19832 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19834 * genautomata.c (longest_path_length): Delete unused function.
19835 (struct state): Delete unused longest_path_length.
19836 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
19837 (get_free_state): Delete unused.
19839 2007-02-09 Jan Hubicka <jh@suse.cz>
19841 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
19842 * doc/invoke.texi (inline-unit-growth): Update default value.
19844 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
19845 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
19846 (rebuild_cgraph_edges): Likewise.
19847 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
19848 (dump_cgraph_node): Dump frequencies.
19849 (cgraph_clone_edge): Add frequency scales.
19850 (cgraph_clone_node): Add freuqnecy.
19851 * cgraph.h (cgraph_edge): Add freuqnecy argument.
19852 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
19853 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
19854 * tree-pass.h (TODO_rebuild_frequencies): New constant.
19855 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
19856 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
19857 (save_inline_function_body): Likewise.
19858 * ipa-inline.c: inluce rtl.h
19859 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
19860 (cgraph_edge_badness): Use frequencies.
19861 (cgraph_decide_recursive_inlining): Update clonning.
19862 (cgraph_decide_inlining_of_small_function): Dump frequency.
19863 * predict.c (estimate_bb_frequencies): Export.
19864 * predict.h (estimate_bb_frequencies): Declare.
19865 * tree-inline.c (copy_bb): Watch overflows.
19866 (expand_call_inline): Update call of cgraph_create_edge.
19867 (optimize_inline_calls): Use TODO flags to update frequnecies.
19868 * passes.h: Include predict.h
19869 (init_optimization_passes): Move profile ahead.
19870 (execute_function_todo): Handle TODO_rebuild_frequencies.
19872 2007-02-09 Roger Sayle <roger@eyesopen.com>
19874 * config/alpha/alpha.c (emit_insxl): Force the first operand of
19875 the insbl or inswl pattern into a register.
19877 2007-02-09 Roger Sayle <roger@eyesopen.com>
19879 * config/ia64/ia64.md (bswapdi2): New define_insn.
19881 2007-02-09 Richard Henderson <rth@redhat.com>
19883 * config/i386/constraints.md (Ym): New constraint.
19884 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
19885 (movdi_1_rex64): Split sse and xmm general register moves from
19886 memory move alternatives. Use conditional register constraints.
19887 (movsf_1, movdf_integer): Likewise.
19888 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19889 (movdf_integer_rex64): New.
19890 (pushsf_rex64): Fix output constraints.
19891 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
19892 (sse2_stored): Likewise.
19893 (sse2_storeq_rex64): New.
19894 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
19895 amd and not generic.
19896 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
19897 for optimize_size. Remove SF/DFmode hack.
19899 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19901 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19904 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19905 Richard Sandiford <richard@codesourcery.com>
19907 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19908 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19909 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19910 m68k/t-mlib to tmake_file.
19911 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19912 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19913 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19914 Allow it to be cf or m68k. Set m68k_arch_family. If that
19915 variable is not empty, add t-$m68k_arch_family to tmake_file.
19916 Add t-mlibs to tmake_file.
19917 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19918 * config/m68k/t-cf: New file.
19919 * config/m68k/t-m68k: Likewise.
19920 * config/m68k/t-mlibs: Likewise.
19921 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19922 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19923 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19924 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19925 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19927 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19928 (INSTALL_LIBGCC): Delete.
19929 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19930 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19931 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19932 (M68K_MLIB_CPU): Define.
19933 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19934 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19935 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19937 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19938 Richard Guenther <rguenther@suse.de>
19940 PR middle-end/23361
19941 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19942 against INT_MIN/INT_MAX.
19943 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19944 file if a loop is removed.
19946 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19948 * calls.c (store_one_arg): Pass correct alignment to
19949 emit_push_insn for non-BLKmode values.
19950 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19951 unaligned stack slot via a suitably aligned slot.
19953 2007-02-08 DJ Delorie <dj@redhat.com>
19955 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19957 (legal_subregs): Use unsigned char, make const.
19958 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19960 2007-02-08 Paul Brook <paul@codesourcery.com>
19962 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19963 special interworking needed.
19965 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19967 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19968 conditional to __SSE2__.
19969 (Entries below should have been added to first ChangeLog
19970 entry for amdfam10 dated 2007-02-05)
19971 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19973 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19975 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19978 2007-02-08 DJ Delorie <dj@redhat.com>
19980 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19981 * config/m32c/m32c.c (legal_subregs): New.
19982 (m32c_illegal_subreg_p): New.
19983 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19984 unsupported subregs of hard regs.
19986 2007-02-08 Jan Hubicka <jh@suse.cz>
19988 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19989 the same one; always update histograms.
19991 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19993 * passes.c (init_optimization_passes): Tidy comment.
19995 2007-02-08 Roger Sayle <roger@eyesopen.com>
19997 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19998 strip zero_extend, bswap and rotates from POCOUNT's argument.
19999 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
20000 zero_extend and rotates from PARITY's argument.
20001 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
20002 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
20003 of an integer constant at compile-time.
20005 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20008 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
20010 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
20013 * tree-ssa-live.c (remove_unused_locals): Do not remove
20014 TREE_ADDRESSABLE variables.
20015 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
20016 * tree-ssa-operands.c (add_virtual_operand): Remove argument
20017 FOR_CLOBBER. Update all users.
20018 If VAR has an associated alias set, add a virtual operand for
20019 it if no alias is found to conflict with the memory reference.
20021 2007-02-07 Jan Hubicka <jh@suse.cz>
20022 Robert Kidd <rkidd@crhc.uiuc.edu>
20024 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
20026 2007-02-07 Ian Lance Taylor <iant@google.com>
20028 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
20030 2007-02-07 Roger Sayle <roger@eyesopen.com>
20032 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
20033 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
20034 tablejumpdi, movsi_to_cr_one): Remove constraints from
20035 define_expand's match_operands.
20037 2007-02-07 Roger Sayle <roger@eyesopen.com>
20039 * global.c (compute_regsets): Move declatation of "i" inside of
20040 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
20042 2007-02-07 Jakub Jelinek <jakub@redhat.com>
20045 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
20046 of INDIRECT_REF <RESULT_DECL>.
20048 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
20050 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
20051 Kaz Kojima <kkojima@gcc.gnu.org>
20054 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
20056 (sh_initialize_trampoline): Add parentheses to avoid a warning.
20058 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
20060 * doc/loop.texi: Document possibility not to perform disambiguation
20061 of loops with multiple latches.
20062 * cfgloopmanip.c (alp_enum_p): Removed.
20063 (add_loop): Handle subloops. Use get_loop_body_with_size.
20064 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
20065 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
20066 the new forwarder block.
20067 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
20068 Handle the case latch is NULL.
20069 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
20070 modifications when marking loop exits.
20071 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
20073 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
20074 disambiguate_loops_with_multiple_latches.
20075 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
20076 before fix_loop_structure.
20077 * cfgloop.c: Include pointer-set.h and output.h.
20078 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
20079 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
20080 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
20081 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
20082 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
20083 disambiguate_multiple_latches, get_loop_body_with_size,
20084 disambiguate_loops_with_multiple_latches): New functions.
20085 (flow_loop_dump): Dump multiple latch edges.
20086 (flow_loop_nodes_find): Handle loops with multiple latches.
20087 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
20088 (glb_enum_p): Modified.
20089 (get_loop_body): Use get_loop_body_with_size.
20090 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
20091 (AVOID_CFG_MODIFICATIONS): New constant.
20092 (disambiguate_loops_with_multiple_latches, add_loop,
20093 get_loop_body_with_size): Declare.
20094 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
20096 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
20098 PR inline-asm/28686
20099 * global.c (compute_regsets): New function.
20100 (global_alloc): Refactored ELIMINABLE_REGSET
20101 and NO_GLOBAL_ALLOC_REGS computation out.
20102 (rest_of_handle_global_alloc): Call compute_regsets()
20103 for non-optimizing case.
20105 2007-02-06 Richard Henderson <rth@redhat.com>
20107 * config/i386/constraints.md (Y2): Rename from Y.
20108 (Yi): New constraint.
20109 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
20110 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
20111 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
20112 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
20113 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
20114 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
20115 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
20116 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
20117 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
20118 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
20119 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
20120 vec_extractv2si_1): Change Y constraints to Y2.
20121 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
20122 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
20123 Change Y constraints to Y2.
20124 (sse2_loadld): Change Y constraints to x.
20126 2007-02-06 Roger Sayle <roger@eyesopen.com>
20128 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
20129 (parity<mode>2): New define_expand using rs6000_emit_parity.
20130 * config/rs6000/rs6000.c (rs6000_emit_popcount,
20131 rs6000_emit_parity): New functions.
20132 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
20133 rs6000_emit_parity): Prototype here.
20135 2007-02-06 Ian Lance Taylor <iant@google.com>
20137 * lower-subreg.c (simple_move_operand): Reject CONST.
20138 (resolve_clobber): Call validate_change rather than directly
20139 assigning to XEXP (pat, 0).
20141 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20143 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
20144 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
20145 (tree-cfg.o): Remove hashtab.h dependency.
20147 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
20148 (struct ivopts_data): Change niters to pointer_map_t.
20149 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
20150 (niter_for_exit): Create pointer_map on demand. Change for
20152 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
20153 (free_loop_data): Destroy data->niters if created and reset field.
20154 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
20155 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
20157 * tree-ssa-reassoc.c: Include pointer-set.h.
20158 (bb_rank): Change to long *.
20159 (operand_rank): Change to pointer_map_t.
20160 (find_operand_rank): Return long, -1 if not found. Declare as inline.
20161 (insert_operand_rank): Accept long.
20162 (operand_entry_hash, operand_entry_eq): Remove.
20163 (get_rank): Return long. Adjust for changes above.
20164 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
20166 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
20168 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
20169 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
20170 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
20172 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
20173 directly since it cannot be NULL.
20174 (get_vi_for_tree): Rewrite for pointer_map API.
20175 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
20176 (init_alias_vars): Create vi_for_tree as pointer_map.
20177 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
20179 * tree-cfg.c: Don't include hashtab.h.
20180 (edge_to_cases): Declare as pointer_map.
20181 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
20183 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
20184 (start_recording_case_labels): Create edge_to_cases as pointer_map.
20185 (end_recoding_case_labels): Cleanup edge_to_cases manually before
20187 (record_switch_edge): Delete.
20188 (get_cases_for_edge): Adjust for pointer_map API, inline
20189 record_switch_edge (rewritten for new API), remove goto.
20191 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20193 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
20194 * tree-nested.c: Include pointer-set.h.
20195 (var_map_elt, var_map_eq, var_map_hash): Delete.
20196 (struct nesting_info): Remove GTY marker. Change the two htab_t's
20197 to pointer_map_t's.
20198 (nesting_info_bitmap_obstack): New.
20199 (lookup_field_for_decl): Adjust for pointer_map API.
20200 (lookup_tramp_for_decl): Adjust for pointer_map API.
20201 (get_nonlocal_debug_decl): Adjust for pointer_map API.
20202 (get_local_debug_decl): Adjust for pointer_map API.
20203 (convert_nl_goto_reference): Adjust for pointer_map API.
20204 (convert_nl_goto_receiver): Adjust for pointer_map API.
20205 (create_nesting_tree): Create outside GGC space. Create bitmap on
20206 the new obstack. Create field_map and var_map as pointer_maps.
20207 (free_nesting_tree): Adjust for changes to create_nesting_tree.
20209 (lower_nested_functions): Move root here, no need to NULL it.
20210 Initialize and release the obstack.
20212 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
20214 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
20215 Remove prototypes and make them non-static.
20216 (struct tree_int_map): Remove.
20217 * tree.h (struct tree_int_map): Move here, turning TO into an
20219 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
20221 * tree.h (TREE_COMPLEXITY): Remove.
20222 (struct tree_exp): Remove complexity field.
20223 * tree.c (build1_stat): Don't set it.
20225 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
20226 Victor Kaplansky <victork@il.ibm.com>
20228 * tree-vectorizer.c (vect_is_simple_use): Support induction.
20229 (vect_is_simple_reduction): Support reduction with induction as
20230 one of the operands.
20231 (vect_is_simple_iv_evolution): Fix formatting.
20232 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
20233 formatting. Don't mark induction phis for vectorization.
20234 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
20235 * tree-vect-transform.c (get_initial_def_for_induction): New function.
20236 (vect_get_vec_def_for_operand): Support induction.
20237 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
20239 (vectorizable_reduction): Support reduction with induction as one of
20241 (vectorizable_type_demotion): Use def-type of stmt argument rather
20242 than dummy def-type.
20244 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
20245 flag_tree_scev_cprop.
20246 * common.opt (tree-scev-cprop): New flag.
20248 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
20249 call to vect_get_new_vect_var.
20251 2007-02-06 Ira Rosen <irar@il.ibm.com>
20253 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
20254 vectype is not NULL.
20255 (vect_pattern_recog_1): Likewise.
20257 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20259 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
20260 (fold_negate_expr): Likewise.
20262 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
20265 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
20266 even if cv-qualification is the same.
20268 2007-02-05 Geoffrey Keating <geoffk@apple.com>
20270 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
20271 __enable_execute_stack on completion.
20273 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20275 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
20276 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
20277 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
20278 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
20279 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
20280 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
20281 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
20282 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
20284 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20286 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
20287 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
20288 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
20289 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
20290 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
20291 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
20292 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
20293 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
20294 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
20295 umuldi3_highpart_rex64, umulsi3_highpart_insn,
20296 umulsi3_highpart_zext, smuldi3_highpart_rex64,
20297 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
20298 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
20299 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
20300 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
20301 sqrtextenddfxf2_i387): Added amdfam10_decode.
20303 * config/i386/athlon.md (athlon_idirect_amdfam10,
20304 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
20305 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
20306 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
20307 athlon_ivector_store_amdfam10): New define_insn_reservation.
20308 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
20311 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20313 * config/i386/athlon.md (athlon_call_amdfam10,
20314 athlon_pop_amdfam10, athlon_lea_amdfam10): New
20315 define_insn_reservation.
20316 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
20317 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
20318 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
20320 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20322 * config/i386/athlon.md (athlon_sseld_amdfam10,
20323 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
20324 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
20326 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20328 * config/i386/athlon.md (athlon_sseins_amdfam10): New
20329 define_insn_reservation.
20330 * config/i386/i386.md (sseins): Added sseins to define_attr type
20331 and define_attr unit.
20332 * config/i386/sse.md: Set type attribute to sseins for insertq
20335 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20337 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
20338 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
20339 ssecomi_load_amdfam10, ssecomi_amdfam10,
20340 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
20341 define_insn_reservation.
20342 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
20344 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20346 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
20347 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
20348 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
20349 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
20350 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
20351 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
20352 define_insn_reservation.
20354 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
20355 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
20356 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
20357 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
20358 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
20360 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20362 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
20363 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
20364 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
20365 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
20366 athlon_ssemul_load_k8): Added amdfam10.
20368 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20370 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
20371 (x86_sse_unaligned_move_optimal): New variable.
20373 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
20375 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
20376 for unaligned vector SSE double/single precision loads for AMDFAM10.
20378 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20380 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
20381 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
20382 Define TARGET_CPU_DEFAULT_amdfam10.
20383 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
20384 (processor_type): Add PROCESSOR_AMDFAM10.
20386 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
20387 processor_type in config/i386/i386.h.
20388 Enable imul peepholes for TARGET_AMDFAM10.
20390 * config.gcc: Add support for --with-cpu option for amdfam10.
20392 * config/i386/i386.c (amdfam10_cost): New variable.
20393 (m_AMDFAM10): New macro.
20394 (m_ATHLON_K8_AMDFAM10): New macro.
20395 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
20396 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
20397 x86_promote_QImode, x86_integer_DFmode_moves,
20398 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20399 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
20400 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
20401 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
20402 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
20403 Enable/disable for amdfam10.
20404 (override_options): Add amdfam10_cost to processor_target_table.
20405 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
20406 processor_alias_table.
20407 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
20408 (ix86_adjust_cost): Add code for amdfam10.
20410 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20412 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
20413 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
20414 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
20415 * config/i386/i386.h: Add builtin definition for SSE4A.
20416 * config/i386/i386.md: Add support for ABM instructions
20417 (popcnt and lzcnt).
20418 * config/i386/sse.md: Add support for SSE4A instructions
20419 (movntss, movntsd, extrq, insertq).
20420 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
20421 Add -march=amdfam10 flag.
20422 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
20423 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
20425 * doc/extend.texi: Add documentation for SSE4A builtins.
20427 2007-02-05 Bob Wilson <bob.wilson@acm.org>
20429 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
20431 2007-02-05 Richard Guenther <rguenther@suse.de>
20433 * tree-vectorizer.h (vectorizable_function): Add argument type
20434 argument, change return type.
20435 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
20436 * tree-vect-transform.c (vectorizable_function): Handle extra
20437 argument, return vectorized function decl.
20438 (build_vectorized_function_call): Remove.
20439 (vectorizable_call): Handle calls with result and argument types
20440 differing. Handle loop vectorization factor correctly.
20441 * targhooks.c (default_builtin_vectorized_function): Adjust for
20443 * targhooks.h (default_builtin_vectorized_function): Likewise.
20444 * target.h (builtin_vectorized_function): Add argument type
20446 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
20447 extra argument, allow vectorizing of lrintf.
20448 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
20449 documentation of target hook.
20451 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
20454 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
20455 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
20456 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
20458 2007-02-05 Roger Sayle <roger@eyesopen.com>
20460 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
20461 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
20462 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
20463 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
20464 before canonicalizing sincos to cexpi.
20465 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
20467 2007-02-05 Roger Sayle <roger@eyesopen.com>
20469 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
20470 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
20471 (alpha_init_builtins): Use alpha_add_builtins to process tables.
20473 2007-02-05 Roger Sayle <roger@eyesopen.com>
20475 * mips-tfile.c (initialize_init_file): Correct endianness test.
20477 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
20479 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
20480 the 'y' constraint.
20482 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20484 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
20485 saves in a PARALLEL before the register assignments.
20487 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20489 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
20490 DWARF_FRAME_RETURN_COLUMN to be a general register.
20491 * dwarf2out.c (init_return_column_size): New function, split from...
20492 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
20493 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
20494 to be nongeneral registers.
20495 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
20497 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
20498 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
20500 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20502 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
20504 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20506 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
20507 (remove_path): Use can_remove_branch_p and remove_branch instead
20508 of loop_delete_branch_edge.
20509 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
20510 (tree_transform_and_unroll_loop): Remove dead branches immediately.
20511 Update profile using scale_dominated_blocks_in_loop.
20512 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
20513 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
20514 (can_remove_branch_p, remove_branch): Declare.
20515 * tree-cfg.c (tree_can_remove_branch_p): New function.
20516 (tree_cfg_hooks): Add tree_can_remove_branch_p.
20517 * cfgrtl.c (rtl_can_remove_branch_p): New function.
20518 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
20520 2007-02-05 Jan Hubicka <jh@suse.cz>
20522 PR middle-end/30696
20523 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
20524 nodes in cgraph, don't remove offline copy of the function.
20526 2007-02-04 Jan Hubicka <jh@suse.cz>
20528 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
20529 vectors might cause maybe_lookup_element_for_expr to be called
20530 on non-sra-candidate.
20532 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20534 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
20535 config/bfin/bfin.md, config/bfin/predicates.md: Follow
20536 spelling conventions.
20538 2007-02-04 Richard Guenther <rguenther@suse.de>
20540 PR middle-end/30636
20541 * fold-const.c (try_move_mult_to_index): Make sure to not
20542 overflow one dimension of a multi-dimensional array access.
20544 2007-02-04 Jan Hubicka <jh@suse.cz>
20546 * passes.c (init_optimization_passes): Reindent.
20548 2007-02-04 Jan Hubicka <jh@suse.cz>
20549 Eric Botcazou <ebotcazou@adacore.com>
20551 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
20552 (execute_fixup_cfg): Break out the abnormal goto code.
20553 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
20554 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
20555 (optimize_inline_calls): Call make_nonlocal_label_edges.
20557 2007-02-04 Jan Hubicka <jh@suse.cz>
20559 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
20560 true when something was changed.
20561 (rename_ssa_copies): When something was changed, do
20562 TODO_remove_unused_locals.
20563 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20564 add TODO_remove_unused_locals when instruction was removed.
20566 2007-02-04 Jan Hubicka <jh@suse.cz>
20568 * ipa-inline.c (try_inline): Improve debug output; work on already
20570 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
20571 call try_inline for already inlined edges too when flattening;
20572 inline also functions that make callee growth but overall unit size
20575 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20577 * config/m32c/bitops.md, config/m32c/jump.md,
20578 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
20579 config/m32r/m32r.h, config/m32r/m32r.md,
20580 config/m32r/predicates.md, config/m68hc11/larith.asm,
20581 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
20582 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
20583 config/mips/mips-protos.h, config/mips/mips.c,
20584 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
20585 config/mn10300/mn10300.h, config/mn10300/predicates.md,
20586 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
20587 spelling conventions.
20589 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
20590 Follow spelling conventions.
20592 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
20594 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
20595 warn about C++0x compatibility.
20597 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20599 * config/h8300/h8300.c, config/h8300/h8300.h,
20600 config/h8300/h8300.md: Follow spelling conventions.
20602 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
20604 PR middle-end/30667
20605 * combine.c (try_combine): Do not substitute source operand
20606 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
20608 2007-02-03 Jan Hubicka <jh@suse.cz>
20610 PR gcov-profile/30650
20611 * value-prof.c (stringop_block_profile): Fix handling of size counter;
20612 do not divide by zero for never executed counters.
20613 (tree_find_values_to_profile): Fix counters.
20614 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
20616 2007-02-03 Ian Lance Taylor <iant@google.com>
20618 * lower-subreg.c (simple_move_operand): New static function,
20619 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
20621 (simple_move): Call simple_move_operand.
20622 (find_decomposable_subregs): Add special handling of MEMs.
20623 (can_decompose_p): Rename from cannot_decompose_p. Reverse
20624 meaning of return value. If we see a hard register, test whether
20625 it can store a word_mode value. Change all callers.
20627 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20629 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
20630 ftrapv insns and expanders.
20631 (subdi3): Change define_expand operand 1 to arith11_operand, and
20632 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
20633 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
20634 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
20637 PR middle-end/30174
20638 * varasm.c (notice_global_symbol): Treat global objects as weak when
20639 flag_shlib is true.
20641 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20643 * emit-rtl.c (dconstpi): Delete.
20644 (dconstsqrt2): New.
20645 (init_emit_once): Delete dconstpi and init dconstsqrt2.
20646 * real.h (dconstpi): Delete.
20647 (dconstsqrt2): New.
20648 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
20649 (fold_builtin_hypot): Likewise.
20651 2007-02-03 Tom Tromey <tromey@redhat.com>
20654 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
20655 -gcoff3, -gxcoff3, -gvms3 implies -dD.
20657 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
20659 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
20660 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
20661 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
20662 config/rs6000/cell.md, config/rs6000/darwin.h,
20663 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
20664 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
20665 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
20666 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
20667 typos. Follow spelling conventions.
20668 * doc/invoke.texi: Follow spelling conventions.
20670 2007-02-03 Roger Sayle <roger@eyesopen.com>
20672 * simplify-rtx.c (simplify_relational_operation_1): Implement some
20673 canonicalization transformations that attempt to simplify integer
20674 constant comparisons to become comparisons against zero.
20676 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20678 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
20680 * fold-const.c (fold_binary): Fix comment typos. Fold complex
20681 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
20683 2007-02-02 Mike Stump <mrs@apple.com>
20685 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
20686 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
20687 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
20688 generate a branch island.
20690 2007-02-02 Bob Wilson <bob.wilson@acm.org>
20692 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
20693 (xtensa_legitimate_address_p): New.
20694 (xtensa_legitimize_address): New.
20695 (xtensa_output_addr_const_extra): New.
20696 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
20698 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
20699 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
20700 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
20701 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
20702 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
20703 (xtensa_legitimize_address): New.
20704 (xtensa_output_addr_const_extra): New.
20706 2007-02-02 Steve Ellcey <sje@cup.hp.com>
20708 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
20710 2007-02-02 Ian Lance Taylor <iant@google.com>
20712 * expmed.c (expand_divmod): Add comment.
20714 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
20716 * emit-rtl.c (renumber_insns): Remove.
20717 * flags.h: Remove the extern for flag_renumber_insns.
20718 * rtl.h: Remove the prototype for renumber_insns.
20719 * toplev.c (flag_renumber_insns): Remove.
20721 2007-02-02 Hui-May Chang <hm.chang@apple.com>
20723 Revert for x86 darwin:
20724 2005-06-19 Uros Bizjak <uros@kss-loka.si>
20726 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
20727 code before the following patch under TARGET_MACHO.
20728 (ix86_function_value_regno_p): Likewise.
20730 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20732 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
20735 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20738 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
20739 loads to general or fp registers. Add comments.
20740 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
20742 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
20744 * pointer-set.c (insert_aux): Only return insertion slot.
20745 (pointer_set_insert): Adjust.
20746 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
20747 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
20748 pointer_map_traverse): New.
20749 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
20750 pointer_map_create, pointer_map_destroy, pointer_map_insert,
20751 pointer_map_contains, pointer_map_traverse): Declare.
20753 2007-02-02 Jakub Jelinek <jakub@redhat.com>
20755 PR middle-end/30473
20756 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
20757 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
20759 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20761 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
20763 (struct _dep): New type.
20764 (dep_t): New typedef.
20765 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
20766 (DEP_STATUS): New access macro. The macro with the same name was
20767 renamed to DEP_LINK_STATUS.
20768 (dep_init): Declare function
20770 (struct _dep_link): New type.
20771 (dep_link_t): New typedef.
20772 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
20773 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
20774 (DEP_LINK_STATUS): New macro.
20775 (debug_dep_links): New debug function.
20777 (struct _deps_list): New type.
20778 (deps_list_t): New typedef.
20779 (DEPS_LIST_FIRST): New access macro.
20780 (FOR_EACH_DEP_LINK): New cycle macro.
20781 (create_deps_list, free_deps_list, delete_deps_list): Declare
20783 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
20784 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
20785 (copy_deps_list_change_con): Ditto.
20787 (move_dep_link): Declare function.
20789 (struct _dep_node): New type.
20790 (dep_node_t): New typedef.
20791 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
20793 (struct haifa_insn_data.back_deps): New field to hold backward
20794 dependencies of the insn.
20795 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
20797 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
20798 Change its type to deps_list_t.
20799 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
20800 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
20801 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
20803 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
20805 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
20807 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
20809 (dep_cost): Declare.
20811 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
20812 (ds_to_dk, dk_to_ds): New functions.
20814 (init_dep_1): New static function.
20815 (init_dep): New function.
20816 (copy_dep): New static function.
20818 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
20820 (detach_dep_link): New static function.
20821 (move_dep_link): New function.
20823 (dep_links_consistent_p, dump_dep_links): New static functions.
20824 (debug_dep_links): New debugging function.
20826 (deps_obstack, dl_obstack, dn_obstack): New static variables.
20828 (alloc_deps_list, init_deps_list): New static functions.
20829 (create_deps_list): New function.
20830 (clear_deps_list): New static function.
20831 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
20832 (deps_list_consistent_p, dump_deps_list): New static functions.
20833 (debug_deps_list): New function.
20834 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
20836 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
20838 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
20839 use new scheduler dependencies lists.
20840 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
20841 (sched_analyze): Ditto. Initialize dependencies lists.
20842 (add_forw_dep, compute_forward_dependences): Update to use new
20843 scheduler dependencies lists.
20845 (init_dependency_caches): Init deps_obstack.
20846 (free_dependency_caches): Free deps_obstack.
20848 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
20849 new scheduler dependencies lists.
20850 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
20851 (add_back_forw_dep, delete_back_forw_dep): Ditto.
20853 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
20854 Update to use new scheduler dependencies lists.
20855 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
20856 (debug_dependencies): Ditto.
20857 (schedule_region): Update comments.
20859 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
20860 scheduler dependencies lists.
20861 (schedule_ebb): Update comments.
20863 * rtl.def (DEPS_LIST): Remove.
20865 * lists.c (unused_deps_list): Remove.
20866 (free_list): Update assertions.
20868 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
20869 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20871 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
20872 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20874 * haifa-sched.c (comments): Update.
20875 (insn_cost1): Remove. Inline the code into insn_cost ().
20876 (insn_cost): Update to use new scheduler dependencies lists. Move
20877 processing of the dependency cost to dep_cost ().
20878 (dep_cost): New function. Use it instead of insn_cost () when
20879 evaluating cost of the dependency. Use compatible interface to
20880 interact with the target.
20881 (priority): Update to use new scheduler dependencies lists.
20882 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
20883 with greater number of insns that depend on the insn.
20884 (schedule_insn): Update to use new scheduler dependencies lists. Add
20885 code to free backward dependencies lists. Inline and optimize code
20886 from resolve_dep () - see PR28071.
20887 (ok_for_early_queue_removal): Update to use new scheduler dependencies
20888 lists. Update call to targetm.sched.is_costly_dependence hook.
20890 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
20891 scheduler dependencies lists.
20893 (resolve_dep): Remove. Move the logic to schedule_insn ().
20894 (init_h_i_d): Initialize dependencies lists.
20896 (process_insn_depend_be_in_spec): Rename to
20897 process_insn_forw_deps_be_in_spec. Update to use new scheduler
20898 dependencies lists.
20899 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
20900 Update to use new scheduler dependencies lists.
20901 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
20903 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20904 new scheduler dependencies lists.
20905 (build_intra_loop_deps): Ditto.
20907 * target.h (struct _dep): Declare to use in
20908 gcc_target.sched.is_costly_dependence.
20909 (struct gcc_target.sched.adjust_cost): Fix typo.
20910 (struct gcc_target.sched.is_costly_dependence): Change signature to
20911 use single dep_t parameter instead of an equivalent triad.
20912 (struct gcc_target.sched.adjust_cost_2): Remove.
20914 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20916 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20918 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20920 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20922 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20923 (REG_DEP_TRUE): Document.
20925 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20926 Change signature to correspond to the targetm.sched.adjust_cost hook.
20927 Update use in TARGET_SCHED_ADJUST_COST_2.
20928 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20929 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20930 new scheduler dependencies lists.
20931 (ia64_gen_check): Ditto.
20933 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20934 scheduler dependencies lists.
20936 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20937 signature to correspond to the targetm.sched.is_costly_dependence hook.
20938 (is_costly_group): Update to use new scheduler dependencies lists.
20940 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20941 instead of INSN_COST () macro.
20943 2007-02-01 Ian Lance Taylor <iant@google.com>
20945 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20947 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20949 * pa.md (tp_load): Correct mfctl instruction syntax.
20951 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20953 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20954 altivec_padding_size calculation on AIX. Improve comment, add
20955 assert to verify that it's right.
20957 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20960 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20962 PR inline-asm/28686
20963 * global.c (global_alloc): Add mising initialization of
20966 2007-02-01 Roger Sayle <roger@eyesopen.com>
20968 * alias.c (init_alias_analysis): Correct whitespace.
20969 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20970 partition_hot_cold_basic_blocks): Likewise.
20971 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20972 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20973 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20974 fold_builtin_snprintf_chk, fold_builtin_printf,
20975 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20976 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20977 * cfgcleanup.c (cleanup_cfg): Likewise.
20978 * cfgexpand.c (tree_expand_cfg): Likewise.
20979 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20980 * function.c (get_next_funcdef_no): Likewise.
20981 * gengtype.c (main): Likewise.
20982 * genmodes.c (main): Likewise.
20983 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20984 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20985 * ifcvt.c (noce_emit_move_insn): Likewise.
20986 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20988 * stor-layout.c (get_best_mode): Likewise.
20989 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20990 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20991 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20992 perform_var_substitution, solve_graph): Likewise.
20993 * tree-vrp.c (vrp_finalize): Likewise.
20995 2007-02-01 Ian Lance Taylor <iant@google.com>
20997 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20998 high part of a paradoxical subreg, return a constant zero.
21000 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
21002 * toplev.c (lang_dependent_init): Call init_set_costs.
21003 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
21005 2007-02-01 Richard Guenther <rguenther@suse.de>
21007 PR middle-end/30656
21008 * fold-const.c (fold_negate_expr): Allow negating a
21009 constant if overflow does not change.
21011 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21013 * doc/c-tree.texi (Expression trees): Improve markup.
21014 * doc/tm.texi (Register Classes, Addressing Modes)
21015 (Floating Point): Fix spacing after abbreviations. Fix some
21018 2007-02-01 Ben Elliston <bje@au.ibm.com>
21020 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
21021 * doc/contrib.texi: Likewise.
21022 * doc/install.texi: Likewise.
21024 2007-01-31 Richard Henderson <rth@redhat.com>
21025 Ian Lance Taylor <iant@google.com>
21027 * lower-subreg.c: New file.
21028 * rtl.def (CONCATN): Define.
21029 * passes.c (init_optimization_passes): Add pass_lower_subreg and
21030 pass_lower_subreg2.
21031 * emit-rtl.c (update_reg_offset): New static function, broken out
21032 of gen_rtx_REG_offset.
21033 (gen_rtx_REG_offset): Call update_reg_offset.
21034 (gen_reg_rtx_offset): New function.
21035 * regclass.c: Revert patch of 2006-03-05, restoring
21037 (clear_reg_info_regno): New function.
21038 * dwarf2out.c (concatn_loc_descriptor): New static function.
21039 (loc_descriptor): Handle CONCATN.
21040 * common.opt (fsplit_wide_types): New option.
21041 * opts.c (decode_options): Set flag_split_wide_types when
21043 * timevar.def (TV_LOWER_SUBREG): Define.
21044 * rtl.h (gen_reg_rtx_offset): Declare.
21045 (reg_scan_update): Declare.
21046 * regs.h (clear_reg_info_regno): Declare.
21047 * tree-pass.h (pass_lower_subreg): Declare.
21048 (pass_lower_subreg2): Declare.
21049 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
21050 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
21051 -fsplit-wide-types.
21052 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
21053 * Makefile.in (OBJS-common): Add lower-subreg.o.
21054 (lower-subreg.o): New target.
21056 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21058 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
21060 2007-01-31 Anatoly Sokolov <aesok@post.ru>
21063 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
21065 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21067 PR middle-end/29335
21068 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
21070 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
21072 * cfgloop.h: Include vec-prim.h.
21073 (enum li_flags): Remove LI_ONLY_OLD.
21074 (loop_iterator): Changed.
21075 (fel_next, fel_init): Iterate over loop tree.
21076 (FOR_EACH_LOOP_BREAK): New macro.
21077 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
21079 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
21080 * modulo-sched.c (sms_schedule): Ditto.
21081 * tree-vectorizer.c (vectorize_loops): Ditto.
21082 * doc/loop.texi: Update information on loop numbering and behavior of
21083 FOR_EACH_LOOP wrto new loops.
21084 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
21085 add_to_evolution_1): Test nestedness of loops instead of comparing
21087 * tree-chrec.c (chrec_fold_plus_poly_poly,
21088 chrec_fold_multiply_poly_poly, chrec_evaluate,
21089 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
21090 reset_evolution_in_loop): Ditto.
21091 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
21093 2007-01-31 Dirk Mueller <dmueller@suse.de>
21095 * c-common.c (warn_about_parentheses): Separate warning about
21096 un-parenthized sequence of comparison operators from the one
21097 which is supposed to warn about x <= y <= z.
21099 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
21101 * optabs.h (enum optab_index): Add new OTI_isinf.
21102 (isinf_optab): Define corresponding macro.
21103 * optabs.c (init_optabs): Initialize isinf_optab.
21104 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
21106 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
21107 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
21109 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
21110 expand_builtin_interclass_mathfn.
21111 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
21112 * config/i386/i386.md (UNSPEC_FXAM): New constant.
21113 (fxam<mode>2_i387): New insn pattern.
21114 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
21115 built-in functions as x87 inline asm.
21117 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21119 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
21121 2007-01-30 Eric Christopher <echristo@apple.com>
21123 * config.gcc: Add geode.
21125 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21127 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
21128 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
21129 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
21130 value-prof.c: Fix comment typos.
21132 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21135 * doc/invoke.texi (Wpointer-arith): Document warning.
21137 2007-01-30 Janis Johnson <janis187@us.ibm.com>
21139 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
21140 the list of discrepancies from the draft TR.
21142 2007-01-30 Dirk Mueller <dmueller@suse.de>
21145 * doc/invoke.texi (-Wreturn-type): Update description to
21146 match new behavior.
21148 2007-01-30 Richard Sandiford <richard@codesourcery.com>
21150 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
21152 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
21154 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
21155 to handle optabs that operate on floating point input argument and
21156 output to integer output.
21157 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
21158 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
21159 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
21160 expand_builtin_interclass_mathfn ().
21161 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
21162 (ilogbsi2): Remove.
21163 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
21164 ilogbl built-in functions as x87 intrinsics.
21166 2007-01-30 Richard Guenther <rguenther@suse.de>
21168 PR middle-end/27657
21169 * dwarf2out.c (reference_to_unused): Query varpool if the
21170 variable was output.
21172 2007-01-30 Richard Guenther <rguenther@suse.de>
21174 PR middle-end/30313
21175 * passes.c (execute_one_pass): Reset in_gimple_form to not
21176 confuse non-unit-at-a-time mode.
21178 2007-01-29 Roger Sayle <roger@eyesopen.com>
21179 Richard Guenther <rguenther@suse.de>
21181 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
21182 avoid undefined behaviour on overflow. Use force_fit_type_double
21183 to construct the constant with the specified TREE_OVERFLOW.
21185 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21187 * config/dfp-bit.c: Add parameterized support for fp exceptions.
21188 * config/dfp-bit.h: Ditto.
21190 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21192 * c-decl.c (pop_scope): Replace warnings with call to
21193 warn_for_unused_label.
21194 * c-common.h (warn_for_unused_label): Declare.
21195 * c-common.c (warn_for_unused_label): Define.
21197 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21199 * tree-optimize.c (update_inlined_to_pointers): Delete unused
21202 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21204 * Makefile.in (USER_H): Remove decfloat.h.
21205 * ginclude/decfloat.h: Delete, moving contents to ...
21206 * ginclude/float.h: Add support for decimal floating point,
21207 guarded by __STDC_WANT_DEC_FP__.
21209 2007-01-29 Mike Stump <mrs@apple.com>
21211 * doc/gccint.texi (Top): Rename Loop Representation to Loop
21212 Analysis and Representation to resolve case insensitive conflict.
21213 * doc/loop.texi (Loop Analysis and Representation): Likewise.
21215 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
21217 * tree.h (struct tree_memory_tag): Add aliases member.
21218 (MTAG_ALIASES): New macro.
21219 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
21220 (add_may_alias): Remove pointer-set. Update for may_aliases being
21222 (mark_aliases_call_clobbered): Update for may_aliases being a
21224 (compute_tag_properties): Ditto.
21225 (create_partition_for): Ditto.
21226 (compute_memory_partitions): Ditto.
21227 (dump_may_aliases_for): Ditto.
21228 (is_aliased_with): Ditto.
21229 (add_may_alias_for_new_tag): Ditto.
21230 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
21231 (compute_is_aliased): New function.
21232 (compute_may_aliases): Call compute_is_aliased).
21233 (init_alias_info): Initialize alias_bitmap_obstack.
21234 (union_alias_set_into): New function.
21235 (compute_flow_sensitive_aliasing): Use union_aliases_into.
21236 (have_common_aliases_p): Rewrite to take two bitmaps and use
21238 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
21239 Update for bitmaps.
21240 (finalize_ref_all_pointers): Update for add_may_alias changes.
21241 (new_type_alias): Ditto.
21242 * tree-flow-inline.h (may_aliases): Return a bitmap.
21243 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
21244 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
21245 may_aliases being a bitmap.
21246 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
21247 may_aliases now returns a bitmap.
21248 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
21250 * tree-ssa-operands.c (add_virtual_operand): Update for
21251 may_aliases being a bitmap.
21253 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
21255 PR tree-optimization/30630
21256 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
21257 variable as changed.
21259 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
21262 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
21263 expanded only once even if an error occurs.
21265 2007-01-29 Ben Elliston <bje@au.ibm.com>
21267 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
21268 (__gcov_average_profiler): Likewise.
21269 (__gcov_ior_profiler): Likewise.
21270 (__gcov_merge_ior): Likewise.
21272 2007-01-28 Jan Hubicka <jh@suse.cz>
21274 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
21275 * value-prof.c (stringop_block_profile): Likewise.
21277 2007-01-28 Jan Hubicka <jh@suse.cz>
21279 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
21280 Add variant handling histograms; add wrapper.
21281 (clear_storage_via_libcall): Export.
21282 (emit_block_move_hints): Break out from ...; add histograms.
21283 (emit_block_move): ... this one.
21284 (clear_storage_hints): Break out from ...; add histograms.
21285 (clear_storage): ... this one.
21286 (set_storage_via_memset): Handle histogram.
21287 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
21288 (clear_storage_hints, clear_storage_via_libcall): Declare.
21289 (set_storage_via_setmem): Update prototype.
21290 * doc/md.texi (movmem, setmem): Document new arguments.
21292 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
21293 Add new histograms.
21294 (stringop_block_profile): New global function.
21295 (tree_stringops_values_to_profile): Profile block size and alignment.
21296 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
21298 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
21299 (stringop_block_profile): Declare.
21300 * builtins.c: Include value-prof.h.
21301 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
21302 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
21303 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
21304 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
21305 * profile.c (instrument_values): Add new counters.
21306 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
21308 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
21309 (tree_init_edge_profiler): Build new profilers.
21310 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
21311 (pass_tree_profile): Add dump.
21312 (tree_profile_hooks): Update.
21313 * Makefile.in (LIBGCOV): Add new constants.
21314 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
21315 __gcov_ior_profiler): New.
21316 * i386.md (movmem/setmem expanders): Add new optional arguments.
21318 2007-01-28 David Edelsohn <edelsohn@gnu.org>
21320 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
21322 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21324 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
21325 (tree_unswitch_single_loop): Pass eni_size_weights to
21326 tree_num_loop_insns.
21327 * tree-ssa-loop-manip.c: Include tree-inline.h.
21328 (can_unroll_loop_p): Pass eni_size_weights to
21329 tree_num_loop_insns.
21330 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
21331 Pass eni_size_weights to estimate_num_insns.
21332 * tree.h (init_inline_once): Export.
21333 * toplev.c (backend_init): Call init_inline_once.
21334 * cgraphunit.c (cgraph_process_new_functions,
21335 cgraph_analyze_function): Pass eni_inlining_weights to
21336 estimate_num_insns.
21337 * ipa-inline.c (compute_inline_parameters): Ditto.
21338 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
21339 to estimate_num_insns.
21340 (try_unroll_loop_completely): Pass eni_size_weights to
21341 tree_num_loop_insns.
21342 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
21343 ot estimate_num_insns.
21344 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
21345 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
21346 * tree-inline.c (eni_inlining_weights, eni_size_weights,
21347 eni_time_weights): New variables.
21348 (init_inline_once): Initialize them.
21349 (struct eni_data): Mew.
21350 (estimate_num_insns_1, estimate_num_insns): Use weights.
21351 * tree-inline.h (struct eni_weights_d): New.
21352 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
21353 (estimate_num_insns): Declaration changed.
21354 * cfgloop.h (tree_num_loop_insns): Declaration changed.
21355 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
21356 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
21358 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21360 * tree-data-ref.c (conflict_fn): Assert that the number of affine
21361 relations in the conflict function is valid.
21363 2007-01-27 Ian Lance Taylor <iant@google.com>
21365 * common.opt: Add fstrict-overflow.
21366 * opts.c (decode_options): Set flag_strict_overflow if -O2.
21367 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
21368 (TYPE_OVERFLOW_UNDEFINED): Define.
21369 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
21371 * tree.h (TYPE_TRAP_SIGNED): Don't define.
21372 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
21373 (fold_negate_expr): Likewise.
21374 (make_range): Likewise.
21375 (extract_muldiv_1): Likewise.
21376 (maybe_canonicalize_comparison): Likewise.
21377 (fold_comparison): Likewise.
21378 (fold_binary): Likewise.
21379 (tree_expr_nonnegative_p): Likewise.
21380 (tree_expr_nonzero_p): Likewise.
21381 * tree-vrp.c (compare_values): Likewise.
21382 (extract_range_from_binary_expr): Likewise.
21383 (extract_range_from_unary_expr): Likewise.
21384 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
21386 (nowrap_type_p): Likewise.
21387 * tree-scalar-evolution.c (simple_iv): Likewise.
21388 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
21389 (build_range_check): Likewise.
21390 (extract_muldiv_1): Likewise.
21391 (fold_comparison): Likewise.
21392 * tree-vrp.c (vrp_int_const_binop): Likewise.
21393 (extract_range_from_unary_expr): Likewise.
21394 * convert.c (convert_to_integer): Likewise.
21395 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
21396 (fold_comparison): Likewise.
21397 (fold_binary): Likewise.
21398 * optabs.c (optab_for_tree_code): Likewise.
21399 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
21400 * simplify-rtx.c (simplify_const_relational_operation): Check
21401 flag_strict_overflow and flag_trapv.
21402 (simplify_const_relational_operation): Likewise.
21403 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
21404 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
21407 2007-01-27 Roger Sayle <roger@eyesopen.com>
21409 * tree.c (tree_fold_gcd): Delete.
21410 * tree.h (tree_fold_gcd): Remove prototype.
21411 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
21412 test whether one constant integer is a multiple of another. Instead
21413 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
21414 * fold-const.c (multiple_of_p): We've determined both TOP and
21415 BOTTOM are integer constants so we can call int_const_binop directly
21416 instead of the more generic const_binop.
21418 2007-01-27 Roger Sayle <roger@eyesopen.com>
21420 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
21421 1*X check that the constant hasn't overflowed, to preserve the
21423 (round_up): Provide an efficient implementation when rouding-up an
21424 INTEGER_CST to a power-of-two.
21426 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21428 * doc/sourcebuild.texi: Add comma for clarity.
21429 * doc/extend.texi: Fix some typos.
21430 * doc/passes.texi: Likewise.
21431 * doc/cppinternals.texi: Likewise.
21432 * doc/c-tree.texi: Likewise.
21433 * doc/tree-ssa.texi: Likewise.
21434 * doc/install.texi: Likewise.
21436 2007-01-27 Jan Hubicka <jh@suse.cz>
21438 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
21439 (pass_sra): Do not require alias information.
21440 * passes.c (init_optimization_passes): Add SRA
21442 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
21444 * tracer.c (rest_of_handle_tracer): We already cleaned
21445 up the CFG in tracer() so don't do it here again.
21446 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
21447 cleanup_cfg here, either. And don't call renumber_insns.
21449 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
21450 and BB_HEAD are in the insn stream here. Instead make sure
21451 that BB_INSN is valid on all insns. Also, do check here that
21452 there are no pending branch predictions...
21453 (rtl_verify_flow_info): ...instead of doing it here. Checks
21454 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
21457 2007-01-26 Roger Sayle <roger@eyesopen.com>
21459 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
21460 function to simplify/factorize operand order canonicalization.
21461 (ix86_fixup_binary_operands): Reorganize using the above function.
21462 (ix86_binary_operator_ok): Likewise.
21464 2007-01-27 Jakub Jelinek <jakub@redhat.com>
21466 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
21467 file scope from optimize_attrs.
21468 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
21470 (optimize_attrs): Clear insn_code_values after freeing it.
21472 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21474 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
21475 a parts.base assignment.
21477 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21479 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
21480 (compute_subscript_distance, initialize_data_dependence_relation,
21481 finalize_ddr_dependent, analyze_ziv_subscript,
21482 analyze_siv_subscript_cst_affine,
21483 compute_overlap_steps_for_affine_univar,
21484 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
21485 analyze_siv_subscript, analyze_miv_subscript,
21486 analyze_overlapping_iterations, subscript_dependence_tester_1,
21487 compute_self_dependence, free_dependence_relation): Work
21488 with affine_fn instead of chrecs.
21489 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
21490 common_affine_function, affine_function_base,
21491 affine_function_constant_p, affine_fn_op, affine_fn_plus,
21492 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
21493 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
21494 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
21495 (all_chrecs_equal_p): Removed.
21496 * tree-data-ref.h (affine_fn, conflict_function): New types.
21497 (struct subscript): Change type of conflicting_iterations_in_a
21498 and conflicting_iterations_in_b.
21500 2007-01-26 Steve Ellcey <sje@cup.hp.com>
21503 * config/pa/pa.h (TARGET_HPUX_11): New.
21504 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
21505 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
21507 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
21508 Richard Guenther <rguenther@suse.de>
21510 * tree-ssa-structalias.c (solve_graph): Handle case
21511 we merged the variable to another.
21513 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21515 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
21518 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
21519 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
21521 2007-01-25 DJ Delorie <dj@redhat.com>
21523 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
21524 allow changes to modes which don't fit in those registers.
21526 * reload1.c (choose_reload_regs): Check for invalid subregs before
21527 computing their locations, not after.
21529 2007-01-25 Geoffrey Keating <geoffk@apple.com>
21532 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
21533 save Altivec registers in an eh_return function.
21534 (compute_vrsave_mask): Likewise.
21535 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
21536 for saving Altivec registers.
21537 (rs6000_emit_prologue): Don't allocate stack twice in
21538 eh_return function. Correct expected value of altivec_save_offset
21539 when using save_world. Describe save of R0 to stack when using
21540 save_world. Describe stack pointer adjustment when using
21541 save_world. Remove duplicated eh_return parameter register saving.
21542 Update sp_offset variable after save_world.
21543 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
21545 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
21546 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
21549 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21551 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
21553 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21556 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
21557 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
21559 2007-01-25 Richard Guenther <rguenther@suse.de>
21561 * doc/invoke.texi (-Wcoverage-mismatch): Document.
21562 * common.opt (-Wcoverage-mismatch): New warning option.
21563 * coverage.c (get_coverage_counts): Ignore coverage mismatch
21564 if -Wcoverage-mismatch is given.
21566 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
21568 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
21569 (ipcp_driver): Change to static definition.
21570 Add dumping of the ifunctions.
21571 (constant_val_insert): Remove unused parameter. Support for SSA.
21572 (ipcp_propagate_const): Support for SSA.
21573 (ipcp_profile_bb_print): Print only analyzed nodes.
21574 (ipcp_replace_map_create): Remove support for Fortran constant
21576 * ipa-prop.c (ipa_method_modify_stmt,
21577 ipa_callsite_compute_param): Support for SSA.
21578 * ipa-prop.h (ipcp_driver): Remove declaration.
21579 (IS_VALID_TREE_MAP_INDEX): Add define.
21581 2007-01-24 Geoffrey Keating <geoffk@apple.com>
21583 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
21585 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21587 PR middle-end/30447
21588 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
21589 constant argument to cabs and do it without checking for
21590 -funsafe-math-optimizations.
21592 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
21594 * c-common.h (RID_FIRST_CXX0X): New.
21595 (RID_LAST_CXX0X): New.
21596 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
21598 * c.opt (Wc++0x-compat): New.
21599 * doc/invoke.texi (-Wc++0x-compat): Document.
21601 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21603 * builtins.c (fold_builtin_carg): New.
21604 (fold_builtin_1): Use it.
21606 2007-01-24 Jan Hubicka <jh@suse.cz>
21608 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
21610 * ipa-inline.c (initial_insns, max_insns): Delete.
21611 (compute_max_insns): New function.
21612 (cgraph_decide_inlining_of_small_function): Use it; take minimal
21613 amount of insns as base for code growth.
21614 (cgraph_decide_inlining): Make initial_insns local; do not compute
21616 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
21617 * doc/invoke.texi (inline-unit-growth): Update docs.
21619 2007-01-24 Jakub Jelinek <jakub@redhat.com>
21621 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
21622 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
21623 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
21624 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
21625 for CPUs that have PTA_CX16 set.
21627 PR middle-end/27416
21628 * gimplify.c (omp_check_private): New function.
21629 (gimplify_scan_omp_clauses): Use it for
21630 firstprivate/lastprivate/reduction.
21632 PR middle-end/30494
21633 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
21634 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
21636 PR middle-end/30421
21637 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
21638 If lower_lastprivate_clauses emits some statements, append them
21639 to dlist rather than body_p and to body_p append an initializer.
21640 (lower_omp_for): Adjust caller.
21642 2007-01-24 Steve Ellcey <sje@cup.hp.com>
21644 * target.h (globalize_decl_name): New.
21645 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21646 * output.h (default_globalize_decl_name): New.
21647 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
21649 (globalize_decl): Ditto.
21650 (default_globalize_decl_name): New.
21651 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
21652 (ia64_handle_version_id_attribute): New.
21653 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21654 (ia64_asm_output_external): Use globalize_decl_name instead
21655 of globalize_label.
21656 * doc/extend.texi (version_id): New pragma.
21657 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
21659 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21661 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
21662 _uleb128_t and _Unwind_SWord with _sleb128_t.
21663 * unwind-dw2.c (extract_cie_info, execute_stack_op,
21664 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
21666 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
21667 * unwind-pe.h (read_uleb128, read_sleb128,
21668 read_encoded_value_with_base): Likewise.
21669 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
21671 2007-01-24 Richard Guenther <rguenther@suse.de>
21673 * builtins.c (expand_builtin_cexpi): Get the fndecl
21674 for cexp in the correct way.
21676 2007-01-24 Jan Hubicka <jh@suse.cz>
21678 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
21681 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21683 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
21684 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
21685 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
21686 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
21687 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
21688 __SIZEOF_PTRDIFF_T__.
21689 * doc/cpp.texi: Documentation for the new builtin macros added.
21691 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
21693 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
21694 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
21695 instead of operands[2] to avoid access past the end of array.
21697 2007-01-24 Richard Sandiford <richard@codesourcery.com>
21699 * reload1.c (emit_reload_insns): Pass the reload register
21700 for a non-spill output reload through forget_old_reloads_1.
21702 2007-01-23 Joseph Myers <joseph@codesourcery.com>
21704 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21705 _SOFT_DOUBLE if doubles use software floating-point.
21706 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
21707 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21708 * config/rs6000/darwin-ldouble.c: Also compile functions for
21709 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
21710 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21711 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
21712 commented-out long double override.
21713 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
21714 * config/rs6000/eabispe.h: Likewise.
21715 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
21716 long double for non-SPE.
21717 (rs6000_handle_option): Likewise.
21718 (invalid_e500_subreg): Disallow more subregs involding DImode,
21719 DFmode, TImode or TFmode.
21720 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
21722 (legitimate_lo_sum_address_p): Also check for TFmode for E500
21724 (rs6000_legitimize_address): Also handle TFmode for E500 double.
21725 (rs6000_legitimize_reload_address): Also handle TFmode for E500
21727 (rs6000_legitimate_address): Also check for TFmode for E500
21729 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
21730 (spe_build_register_parallel): Handle TFmode and TCmode.
21731 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
21733 (function_arg): Handle TFmode and TCmode for E500 double.
21734 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
21736 (print_operand): Handle TFmode and TImode for %y.
21737 (rs6000_generate_compare): Handle TFmode comparisons for E500
21739 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
21740 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
21741 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
21742 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
21743 TFmode for E500 double.
21744 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
21745 (floatsidf2): Enable for E500 double.
21746 (movtf_softfloat): Use rs6000_nonimmediate_operand.
21747 (extenddftf2): Change to extenddftf2_fprs.
21748 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
21749 depending on TARGET_E500_DOUBLE.
21750 (extendsftf2): Enable for E500 double.
21751 (trunctfdf2): Enable for E500 double.
21752 (trunctfsf2): Change to trunctfsf2_fprs.
21753 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
21754 depending on TARGET_E500_DOUBLE.
21755 (floatsitf2): Enable for E500 double.
21756 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
21757 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
21758 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
21759 (negtf2): Change to negtf2_internal.
21760 (negtf2): New expander.
21761 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
21762 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
21763 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
21764 (movdi_internal32): Use rs6000_nonimmediate_operand.
21765 (unnamed splitter): Likewise.
21766 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
21767 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
21768 (SPE64TF, DITI): New mode macros.
21769 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
21772 (frob_<mode>_di_2): New.
21773 (frob_tf_di_8_2): New.
21774 (frob_di_df): Change to frob_di_<mode>; allow more modes.
21776 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
21778 (frob_ti_<mode>_8_2): New.
21779 (frob_ti_tf_2): New.
21780 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
21781 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
21783 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
21784 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
21785 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
21786 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
21787 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
21788 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
21791 2007-01-23 Ian Lance Taylor <iant@google.com>
21793 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
21795 (OBJS-archive): Reformat, alphabetize.
21796 (OBJS): Change out_object_file to OBJS-md.
21798 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
21800 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
21801 JUMP_P and CALL_P predicates where applicable.
21802 * config/i386/i386.c: Ditto.
21803 * config/i386/i386.md: Ditto.
21804 * config/i386/mmx.md: Ditto.
21805 * config/i386/predicates.md: Ditto.
21807 2007-01-22 Andreas Schwab <schwab@suse.de>
21809 * config/m68k/m68k.h: Fix comment.
21811 2007-01-22 Jan Hubicka <jh@suse.cz>
21813 * passes.c (init_optimization_passes): Do not rerun
21814 pass_early_warn_uninitialized.
21816 2007-01-22 Richard Guenther <rguenther@suse.de>
21818 PR tree-optimization/30038
21819 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
21821 (execute_cse_sincos_1): Likewise.
21822 (execute_cse_sincos): Likewise.
21823 (gate_cse_sincos): Likewise.
21824 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
21825 the cexpi() canonicalization of sincos().
21826 * tree-pass.h (pass_cse_sincos): Declare.
21827 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
21829 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
21831 PR rtl-optimization/29329
21832 * combine.c (replaced_rhs_insn): Rename to i2mod.
21833 (replaced_rhs_value): Rename to i2mod_new_rhs.
21834 (i2mod_old_rhs): New global variable.
21835 (combine_instructions): Adjust for above change. Save a copy of
21836 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
21837 note are substituted in the second instruction.
21838 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
21839 ditch the note if it pertains to the second eliminated register
21840 and this register is mentioned in i2mod_old_rhs.
21843 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
21845 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
21846 the insn to which the note was originally attached.
21848 2007-01-21 Jan Hubicka <jh@suse.cz>
21850 * ipa-inline.c (inlining_mode): Comment, move up.
21851 (cgraph_decide_inlining_incrementally): Do not perform inlining
21852 itself; fix handling of flattening of self recursive functions.
21853 (cgraph_find_cycles): Remove.
21854 (cgraph_flatten_node): Remove.
21855 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
21856 (try_inline): New function.
21857 (cgraph_early_inlining): Update call of
21858 cgraph_decide_inlining_incrementally. Apply inlining here.
21859 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
21861 2007-01-21 Dirk Mueller <dmueller@suse.de>
21864 * tree-vrp.c (check_array_bounds): do not warn
21865 about ADDR_EXPR's of ARRAY_REF's which are immediately
21866 used in binary expressions.
21868 2007-01-21 Ira Rosen <irar@il.ibm.com>
21870 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
21871 read_write_dep and macros for its access.
21872 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
21873 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
21874 argument, call vect_check_interleaving for every independent pair of
21875 data-refs. Mark loads that access the same memory location as a store
21877 (vect_check_dependences): Remove.
21878 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
21879 call, fix the call to vect_analyze_data_ref_dependence.
21880 (vect_analyze_data_ref_access): For statements that access the same
21881 data-ref, check that they are not stores; for loads, check that there
21882 is no store that access the same location.
21884 2007-01-20 Roger Sayle <roger@eyesopen.com>
21885 Joseph Myers <joseph@codesourcery.com>
21887 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
21888 (-fdump-rtl-stack): Likewise.
21889 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
21890 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
21891 (-mpt-fixed): Use @minus{} for minus sign.
21892 (Using Precompiled Headers): Fix under/overfull hbox.
21894 2007-01-20 Jan Hubicka <jh@suse.cz>
21896 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
21897 place within annotation.
21899 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21901 * pa.c (output_move_double): Change array size of xoperands to 4.
21903 2007-01-20 Jan Hubicka <jh@suse.cz>
21905 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21908 2007-01-19 Ian Lance Taylor <iant@google.com>
21910 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21911 constant to unsigned HOST_WIDE_INT before negating.
21913 2007-01-19 Ian Lance Taylor <iant@google.com>
21915 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21917 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21918 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21919 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21920 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21921 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21922 (realloc_vdef, realloc_vuse): Change second parameter to
21924 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21925 fields to unsigned.
21926 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21927 unsigned. Change x and lim locals to unsigned.
21928 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21930 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21931 (copy_virtual_operands): Change i and n locals to unsigned.
21933 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21935 PR middle-end/29335
21936 * builtins.c (fold_builtin_1): Handle builtin fdim.
21938 2007-01-20 Jan Hubicka <jh@suse.cz>
21940 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21941 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21942 init_alias_heapvars.
21943 (init_alias_heapvars): Initialize only when not already initialized.
21944 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21946 2007-01-19 Roger Sayle <roger@eyesopen.com>
21948 * common.opt (fsigned-zeros): New command line option.
21949 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21950 of flag_unsafe_math_optimizations.
21951 * opts.c (set_fast_math_flags): The -ffast-math command line option
21952 implies -fno-signed-zeros.
21953 (fast_math_flags_set_p): Likewise.
21955 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21956 the documentation of -ffast-math appropriately. Wrap long lines.
21958 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21960 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21961 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21963 2007-01-19 Tomas Bily <tbily@suse.cz>
21965 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21967 (tree_init_ic_make_global_vars): New function
21968 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21969 (tree_gen_ic_profiler): New function
21970 (tree_gen_ic_func_profiler): New function
21971 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21972 (tree_profile_hooks): Added hook for indirec/virtual calls
21973 * value-prof.c (tree_find_values_to_profile): New case for
21975 (tree_values_to_profile): Call for determining indirect/virtual
21977 (tree_indirect_call_to_profile): New function
21978 (tree_ic_transform): New function
21979 (tree_ic): New function
21980 (find_func_by_pid): New function
21981 (init_pid_map): New function
21982 (tree_value_profile_transformations): Added check for
21983 indirect/virtual call transformation
21984 * value-prof.h (enum hist_type): New counter type for
21985 indirect/virtual calls
21986 (profile_hooks): Added new hook for profiling indirect/virtual
21988 * profile.c (instrument_values): New case for indirect/virtual
21990 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21991 (GCOV_COUNTER_V_INDIR): New counter type
21992 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21993 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21995 * cgraph.c: Definition of cgraph_max_pid
21996 (cgraph_create_node): Default init of pid attribute
21997 * cgraph.h: Declaration of cgraph_max_pid
21998 (struct cgraph_node): Added pid attribute
21999 * libgcov.c (__gcov_indirect_call_profiler): New function
22000 (__gcov_one_value_profiler_body): New function
22001 (__gcov_one_value_profiler): Body was moved to
22002 __gcov_one_value_profiler_body and calls it
22004 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
22006 * doc/gty.texi (Options): Document the mark_hook option to GTY.
22007 * gengtype.c (write_types_data, write_func_for_structure,
22008 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
22009 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
22010 (walk_type, write_func_for_structure): Generate the mark_hook if
22013 2007-01-19 Jan Hubicka <jh@suse.cz>
22015 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
22016 'early' argument take inlining mode argument specifying whether to
22017 inline for size/speeed or all functions; add support for flattening;
22019 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
22021 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22024 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
22025 the name of the declared identifier.
22027 2007-01-19 Dirk Mueller <dmueller@suse.de>
22029 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
22030 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
22031 duplicate evaluation.
22033 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22035 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
22036 Macroize expander using X87MODEF12 mode macro. Extend operand 1
22037 to XFMode, use acosxf2 and truncate result to requested mode.
22038 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22039 (asin<mode>2): Similarly, with asin expanders.
22040 (*fscalexf4_i387): Rename from *fscalexf4.
22041 (expNcorexf3): New expander.
22042 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
22043 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
22044 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
22045 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
22046 patterns for SSE math.
22047 (exp10<mode>2): Similarly, with exp10 expanders.
22048 (exp2<mode>2): Similarly, with exp2 expanders.
22049 (expm1<mode>2): Similarly, with expm1 expanders.
22050 (ldexp<mode>3): Similarly, with ldexp expanders.
22051 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
22052 Use gen_truncxf<mode>2_i387_noop to truncate result.
22054 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22056 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
22057 for ColdFire targets.
22059 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
22060 Richard Sandiford <richard@codesourcery.com>
22062 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
22063 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
22064 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
22065 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
22066 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22067 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22069 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22071 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
22072 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
22073 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
22074 (*adddi_dilshr32_cf): New pattern.
22075 (adddi3, subdi3): Remove first alternatives.
22077 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22079 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
22080 implemented using move.l, do not use its cc result for floating-point
22083 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22085 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
22086 from accepting 's' constraints if flag_pic.
22088 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22090 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
22091 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
22092 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
22093 condition from TARGET_68881 to TARGET_HARD_FLOAT.
22095 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
22097 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
22098 ColdFire alternatives.
22099 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
22100 * config/m68k/m68k.md (clzsi2): Define for ColdFire
22101 architectures that support ff1 instruction.
22103 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22104 Julian Brown <julian@codesourcery.com>
22106 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
22107 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
22108 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
22111 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22113 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
22115 (output_move_const_into_data_reg, output_move_simode_const): Delete.
22116 * config/m68k/m68k.c (const_method, const_int_cost): Take a
22117 HOST_WIDE_INT instead of an rtx.
22118 (m68k_rtx_costs): Update call accordingly.
22119 (output_move_const_into_data_reg): Likewise. Fix formatting.
22120 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
22122 (output_move_simode_const): Update calls after above changes.
22123 Rework to use automatic variables and predicates like MEM_P.
22124 * config/m68k/m68k.md (pushexthisi_const): Update call to
22127 2007-01-19 Dirk Mueller <dmueller@suse.de>
22129 * tree-ssa-alias.c (perform_var_substitution): Fix typo
22130 in dump_flags test.
22132 2007-01-19 Richard Guenther <rguenther@suse.de>
22134 * builtins.c (expand_builtin_cexpi): Fall back to expanding
22135 via cexp in case sincos is not available.
22137 2007-01-19 Richard Guenther <rguenther@suse.de>
22139 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
22140 * defaults.h (TARGET_HAS_SINCOS): Default to off.
22141 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
22142 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
22143 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
22144 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
22145 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
22146 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
22148 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22150 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
22152 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
22153 (atan2xf3): Directly generate RTL pattern.
22154 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
22155 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22156 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22157 disable patterns for SSE math.
22158 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
22159 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22160 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22161 disable patterns for SSE math.
22163 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
22165 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
22167 2007-01-18 Roger Sayle <roger@eyesopen.com>
22169 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
22170 VIEW_CONVERT_EXPR to the same type as it's operand.
22172 2007-01-18 David Edelsohn <edelsohn@gnu.org>
22174 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
22175 configured for long double 128.
22177 2007-01-18 Mike Stump <mrs@apple.com>
22179 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
22182 2007-01-18 Michael Meissner <michael.meissner@amd.com>
22184 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
22187 2007-01-18 Jan Hubicka <jh@suse.cz>
22189 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
22190 greater than NUM_VOP_FREE_BUCKETS.
22192 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
22194 * tree-ssa-structalias.c: Update comments.
22195 (ptabitmap_obstack): Removed.
22196 (pta_obstack): New.
22197 (oldpta_obstack): Ditto.
22198 (stats): Add a few members.
22199 (struct variable_info): Remove node, complex, address_taken, and
22200 indirect_target members. Add oldsolution member.
22201 (new_var_info): Do not initialize removed members.
22202 (constraint_expr_type): Remove INCLUDES.
22203 (constraint_graph): Add size, implicit_preds, rep,
22204 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
22205 (FIRST_REF_NODE): New macro.
22206 (LAST_REF_NODE): Ditto.
22207 (FIRST_ADDR_NODE): Ditto.
22208 (find): New function.
22210 (dump_constraint): Do not handle INCLUDES.
22211 (insert_into_complex): Do not insert duplicate constraints.
22212 (condense_varmap_nodes): Renamed and rewritten into ...
22213 (merge_node_constraints): This. Also fix bug in handling of
22214 offseted copy constraints.
22215 (clear_edges_for_node): No longer need to deal with preds at all,
22216 or removing associated preds/succs.
22217 (merge_graph_nodes): Deal with indirect_cycles.
22218 Don't deal with predecessors.
22219 (add_implicit_graph_edge): New function.
22220 (add_pred_graph_edge): Ditto.
22221 (add_graph_edge): Don't deal with predecessors.
22222 (build_constraint_graph): Removed.
22223 (build_pred_graph): New function.
22224 (build_succ_graph): Ditto.
22225 (struct scc_info): Removed in_component. Added roots, dfs, and
22226 node_mapping. Remove visited_index, unification_queue.
22227 (scc_visit): Deal with union-find we do now.
22228 Deal with cycles with REF nodes.
22229 (collapse_nodes): Renamed and rewritten to ...
22230 (unify_nodes): This.
22231 (process_unification_queue): Removed.
22232 (topo_visit): Cleanup
22233 (do_da_constraint): Use find.
22234 (do_sd_constraint): Ditto.
22235 (do_ds_constraint): Ditto.
22236 (do_complex_constraint): Ditto.
22237 (init_scc_info): Update for removed and added members.
22238 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
22239 (find_indirect_cycles): This.
22240 (equivalence_class): New variable.
22241 (label_visit): New function.
22242 (perform_variable_substitution): Rewritten.
22243 (free_var_substitution_info): New function.
22244 (find_equivalent_node): Ditto.
22245 (move_complex_constraints): Ditto.
22246 (eliminate_indirect_cycles): Ditto.
22247 (solve_graph): Only propagate changed bits.
22248 Use indirect cycle elimination.
22250 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
22251 (tree_id_eq): Renamed to ...
22252 (tree_vi_eq): This. Update for member change
22253 (insert_id_for_tree): Renamed and rewritten to ...
22254 (insert_vi_for_tree): This.
22255 (lookup_id_for_tree): Renamed and rewritten to ...
22256 (lookup_vi_for_tree): This.
22257 (get_id_for_tree): Renamed and rewritten to ...
22258 (get_vi_for_tree): Ditto.
22259 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
22260 (process_constraint): Don't handle INCLUDES.
22261 Remove special ADDRESSOF case.
22262 (find_func_aliases): Rewrite to use vi functions instead of id
22264 (create_function_info_for): Ditto.
22265 (create_variable_info_for): Ditto.
22266 (intra_create_variable_infos): Ditto.
22267 (merge_smts_into): Ditto.
22268 (find_what_p_points_to): Ditto.
22269 (init_base_vars): Ditto.
22270 (init_alias_vars): Ditto.
22271 (remove_preds_and_fake_succs): New function.
22272 (dump_sa_points_to_info): Dump new stats.
22273 (dump_solution_for_var): Use find.
22274 (set_used_smts): Fix formatting.
22275 (compute_points_to_sets): Updated for new functions.
22276 (ipa_pta_execute): Ditto.
22278 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22279 Richard Sandiford <richard@codesourcery.com>
22281 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
22283 * calls.c (expand_call): If the return value is a PARALLEL,
22284 extract its first member.
22285 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
22286 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22287 use FUNCTION_EXTRA_EPILOGUE.
22288 (m68k_function_value): Return a PARALLEL if the return value
22289 is of a pointer type.
22290 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
22291 (FUNCTION_EXTRA_EPILOGUE): Remove.
22292 * config/m68k/m68k.md (D0_REG): New constant.
22294 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22296 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22297 output a NOP for empty epilogues.
22299 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22301 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
22302 before function. Extend register save check to include all
22303 registers, not just integer ones.
22305 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22307 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
22308 (m68k_use_return_insn): ...this.
22309 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
22310 * config/m68k/m68k.c (use_return_insn): Rename to...
22311 (m68k_use_return_insn): ...this.
22312 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
22313 of USE_RETURN_INSN.
22315 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22317 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
22318 nearest even, fix denormal rounding overflow.
22320 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22322 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
22323 f%$smove and f%$move.
22324 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
22325 (extendsfdf2_cf): Use fdmove instead of f%&move.
22326 (truncdfsf2_cf): Use fsmove instead of f%$smove.
22327 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
22329 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22331 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
22334 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22336 * real.h (real_format): Add a canonical_nan_lsbs_set field.
22337 (coldfire_single_format): Declare.
22338 (coldfire_double_format): Likewise.
22339 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
22340 of qnan_msb_set to determine the lower bits of a canonical
22342 (encode_ieee_double): Likewise.
22343 (encode_ieee_quad): Likewise.
22344 (ieee_single_format): Initialize canonical_nan_lsbs_set.
22345 (mips_single_format): Likewise.
22346 (ieee_double_format): Likewise.
22347 (mips_double_format): Likewise.
22348 (ieee_extended_motorola_format): Likewise.
22349 (ieee_extended_intel_96_format): Likewise.
22350 (ieee_extended_intel_128_format): Likewise.
22351 (ieee_extended_intel_96_round_53_format): Likewise.
22352 (ibm_extended_format): Likewise.
22353 (mips_extended_format): Likewise.
22354 (ieee_quad_format): Likewise.
22355 (mips_quad_format): Likewise.
22356 (vax_f_format): Likewise.
22357 (vax_d_format): Likewise.
22358 (vax_g_format): Likewise.
22359 (i370_single_format): Likewise.
22360 (i370_double_format): Likewise.
22361 (decimal_single_format): Likewise.
22362 (decimal_double_format): Likewise.
22363 (decimal_quad_format): Likewise.
22364 (c4x_single_format): Likewise.
22365 (c4x_extended_format): Likewise.
22366 (real_internal_format): Likewise.
22367 (coldfire_single_format): New real_format.
22368 (coldfire_double_format): Likewise.
22369 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
22370 canonical_nan_lsbs_set.
22371 (pdp11_d_format): Likewise.
22372 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
22373 if TARGET_COLDFIRE_CPU.
22375 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22377 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
22378 (output_call, m68k_legitimize_call_address): Declare.
22379 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
22380 parenthesees. Add support for a 'W' constraint.
22381 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
22382 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
22383 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
22384 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
22386 (override_options): Initialize them. Do not set flag_no_function_cse
22387 for TARGET_ID_SHARED_LIBRARY.
22388 (m68k_output_pic_call): Delete.
22389 (m68k_legitimize_call_address): New function.
22390 (print_operand): Remove the %o prefix. Handle the %p prefix.
22391 (output_call): New function.
22392 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
22393 target address from the GOT if symbolic jumps are not allowed.
22394 * config/m68k/m68k.md (call, general_operand): Do not set
22395 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
22396 Merge separate flag_pic and !flag_pic define_insns into...
22397 (*call, *call_value): ...these new patterns. Match the address
22398 rather than the containing MEM and require it to be a call_operand.
22399 Use output_call to generate the asm template.
22400 * config/m68k/predicates.md (const_call_operand): New predicate.
22401 (call_operand): Likewise.
22403 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22405 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
22406 (STACK_GROWS_DOWNWARD): Define to 1.
22407 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
22408 comments, emphasizing that these values are only defaults.
22409 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
22410 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
22412 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22414 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
22416 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22417 Richard Sandiford <richard@codesourcery.com>
22419 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
22420 (FP_REGNO_P): New macros.
22421 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
22422 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
22423 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
22424 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
22426 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22428 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22429 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
22431 * config/m68k/t-floatlib: New file, extracting common code from...
22432 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
22433 * config/m68k/t-uclinux: Here.
22434 * config/m68k/fpgnulib.c: Do not compile extendeed precision
22435 routines on ColdFire targets.
22437 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22439 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22440 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
22441 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
22442 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
22443 explicitly set MOTOROLA to 1.
22444 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
22446 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22447 Nathan Sidwell <nathan@codesourcery.com>
22449 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
22450 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
22451 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
22452 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
22453 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
22454 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
22455 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
22456 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
22457 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
22458 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22459 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
22460 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
22461 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
22462 (DBX_REGISTER_NUMBER): Delete.
22463 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
22464 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22465 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
22467 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22469 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
22470 * config/flat.h: New file.
22471 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
22472 OBJECT_FORMAT_FLAT.
22473 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
22474 indirect references for -msep-data or -mid-shared-library.
22475 Do not use PC-relative code addresses either.
22476 * config/m68k/m68k.c (override_options): Restrict -fPIC error
22478 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
22479 for shared libraries and crt1.o for executables. Use crti.o and
22481 (ENDFILE_SPEC): Use crtend.o and crtn.o.
22482 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
22483 Do not add -elf2flt or -shared-lib-id options here.
22484 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
22485 Pass -shared-lib-id if -mid-shared-library, taking the library
22486 identifier from -mshared-library-id if given, otherwise
22488 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
22489 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
22490 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
22491 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
22492 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
22493 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
22495 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
22496 jump sequence for ISA A and ISA A+.
22497 (PICJUMP): Likewise.
22499 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22501 * config.gcc (m68k-*-uclinux*): Base the port on the common
22502 and m68k GNU/Linux files rather than on the generic ELF ones.
22503 * config/m68k/uclinux.h (TARGET_VERSION): Override.
22504 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
22506 2007-01-18 Julian Brown <julian@codesourcery.com>
22507 Richard Sandiford <richard@codesourcery.com>
22509 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
22510 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22511 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
22513 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
22514 80 unconditionally.
22515 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22517 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22519 * doc/install.texi: Document m68k-uclinuxoldabi.
22520 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
22521 * config/m68k/uclinux-oldabi.h: New file, copied from
22522 config/m68k/uclinux.h.
22524 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
22526 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
22527 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
22528 (m32r_compute_frame_size): Use unsigned for regno.
22529 (m32r_reload_lr): Use gen_frame_mem.
22531 (m32r_output_function_epilogue): Don't output the function epilogue
22533 (m32r_expand_epilogue): New.
22534 (direct_return): Return false if the function has the interrupt
22536 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
22537 * config/m32r/m32r.md (epilogue): New expander.
22538 (return_lr, return_rte): New insns.
22539 (return): Make it expander.
22540 (return_normal): New expander.
22542 2007-01-18 Josh Conner <jconner@apple.com>
22545 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
22546 support for UNLE, UNLT, UNGE, and UNGT.
22548 2007-01-18 Jan Hubicka <jh@suse.cz>
22550 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
22551 * tree-tailcall (add_virtual_phis): Likewise.
22552 (optimize_tail_call): Return TODOs.
22553 (execute_tail_calls): Return TODOs.
22554 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
22555 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
22557 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22558 Cleanup cfg using TODO.
22559 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
22560 * passes.c (execute_function_todo): When cleanup did something, remove
22562 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
22563 (make_edges): Don't cleanup_cfg.
22565 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
22567 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
22568 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
22569 operate on the top of stack.
22570 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
22571 register handling of instructions that output to the second
22573 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
22574 (move_for_stack_reg): Special-case check for dead destination
22575 stack slot for constant load of 1.0 inside UNSPEC_TAN.
22577 * config/i386/i386.md (UNSPEC_TAN): New constant.
22578 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
22579 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
22580 to correctly model move of constant 1.0 to top stack slot.
22581 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
22582 (unnamed peephole2 pattern): Remove corresponding peephole2
22583 pattern that optimizes tan insn and loading of constant 1.0.
22584 (tanxf2): Use fptanxf4_i387.
22585 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
22586 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
22587 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22588 disable patterns for SSE math.
22589 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
22590 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
22592 2007-01-18 Dirk Mueller <dmueller@suse.de>
22593 Richard Guenther <rguenther@suse.de>
22596 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
22597 * common.opt (Warray-bounds): Add new warning option.
22598 * c-opts.c (c_common_handle_option): Define -Warray-bounds
22600 * Makefile.in: make tree-vrp.o depend on toplev.h
22601 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
22603 (check_array_refs, check_array_bounds, check_array_ref): New.
22605 2007-01-18 Jan Hubicka <jh@suse.cz>
22607 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
22608 (execute_ssa_ccp): Return flags conditionally.
22609 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
22611 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
22613 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
22615 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
22616 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
22618 * Makefile.c (GTFILES): Add cfglayout.h.
22619 * gengtype.c (open_base_files): Likewise.
22620 * cfglayout.c (cfg_layout_function_footer,
22621 cfg_layout_function_header) Reindent to make gengtype happy.
22622 * cfglayout.h (cfg_layout_function_footer,
22623 cfg_layout_function_header): Add GTY(()) marker.
22625 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
22627 2007-01-18 Ben Elliston <bje@au.ibm.com>
22629 * genautomata.c (write_automata): Include xstrerror output in the
22630 error message if writing the DFA description file fails.
22632 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
22634 * config/mips/mips-protos.h (mips_output_external): Make it
22636 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
22637 * config/mips/mips.c (irix_output_external_libcall): Likewise.
22638 (extern_list): Likewise.
22639 (extern_head): Likewise.
22640 (TARGET_ASM_FILE_END): Likewise.
22641 (mips_file_end): Likewise.
22642 (mips_output_external): Rewritten.
22644 2007-01-18 Ben Elliston <bje@au.ibm.com>
22646 * genpreds.c (write_insn_preds_c): Only write out the function
22647 body for regclass_for_constraint if we have register constraints.
22649 2007-01-17 Tom Tromey <tromey@redhat.com>
22651 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
22652 * doc/install.texi (Testing): Use sourceware.org.
22653 (Binaries): Likewise.
22654 (Specific): Likewise.
22655 * doc/contrib.texi (Contributors): Use sourceware.org.
22657 2007-01-17 Anatoly Sokolov <aesok@post.ru>
22659 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
22660 (AVR_ENHANCED): Rename to ...
22661 (AVR_HAVE_MUL): ... new.
22662 (avr_enhanced_p): Rename to ...
22663 (avr_have_mul_p): ... new.
22664 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
22665 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
22666 * config/avr/avr.c (avr_enhanced_p): Rename to ...
22667 (avr_have_mul_p): ... new.
22668 (base_arch_s): Rename 'enhanced' to 'have_mul'.
22669 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
22670 'avr_enhanced_p' and 'enhanced'.
22671 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
22672 AVR_HAVE_MUL instead of AVR_ENHANCED.
22673 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22674 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
22675 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
22676 instead of AVR_ENHANCED.
22677 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22678 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
22679 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
22681 2007-01-17 Ian Lance Taylor <iant@google.com>
22683 * vec.h (VEC_reserve_exact): Define.
22684 (vec_gc_p_reserve_exact): Declare.
22685 (vec_gc_o_reserve_exact): Declare.
22686 (vec_heap_p_reserve_exact): Declare.
22687 (vec_heap_o_reserve_exact): Declare.
22688 (VEC_OP (T,A,reserve_exact)): New static inline function, three
22690 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
22691 negative parameter.
22692 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
22693 (VEC_OP (T,A,copy)) [all versions]: Likewise.
22694 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
22695 * vec.c (calculate_allocation): Add exact parameter. Change all
22697 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
22698 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
22699 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
22700 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
22701 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
22702 (vec_heap_p_reserve_exact): New function.
22703 (vec_heap_o_reserve_exact): New function.
22705 2007-01-17 Jan Hubicka <jh@suse.cz>
22707 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
22709 2007-01-17 Eric Christopher <echristo@apple.com>
22711 * config.gcc: Support core2 processor.
22713 2007-01-16 Jan Hubicka <jh@suse.cz>
22715 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
22716 the names, just unlink the chain so we don't crash on dangling
22720 2007-01-16 Jan Hubicka <jh@suse.cz>
22722 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
22723 * tree-pass.h: Reorder to make IPA passes appear toegher.
22724 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
22726 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
22727 parameters, do not call early inliner.
22728 * ipa-inline.c: Update comments. Include tree-flow.h
22729 (cgraph_decide_inlining): Do not compute inlining parameters.
22730 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
22731 be called with function context set up.
22732 (pass_ipa_inline): Remove unreachable functions before pass.
22733 (cgraph_early_inlining): Simplify assuming to be called from the
22735 (pass_early_inline): New pass.
22736 (cgraph_gate_ipa_early_inlining): New gate.
22737 (pass_ipa_early_inline): Turn into simple wrapper.
22738 (compute_inline_parameters): New function.
22739 (gate_inline_passes): New gate.
22740 (pass_inline_parameters): New pass.
22741 (apply_inline): Move here from tree-optimize.c
22742 (pass_apply_inline): New pass.
22743 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
22745 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
22746 doing them by hand.
22747 (tree_function_versioning): Do not allocate dummy struct function.
22748 * tree-inline.h (optimize_inline_calls): Update prototype.
22749 * tree-optimize.c (execute_fixup_cfg): Export.
22750 (pass_fixup_cfg): Remove
22751 (tree_rest_of_compilation): Do not apply inlines.
22752 * tree-flow.h (execute_fixup_cfg): Declare.
22753 * Makefile.in (gt-passes.c): New.
22754 * passes.c: Include gt-passes.h
22755 (init_optimization_passes): New passes.
22756 (nnodes, order): New static vars.
22757 (do_per_function_toporder): New function.
22758 (execute_one_pass): Dump current pass here.
22759 (execute_ipa_pass_list): Don't dump current pass here.
22761 2007-01-16 Janis Johnson <janis187@us.ibm.com>
22763 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
22764 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
22766 2007-01-16 David Edelsohn <edelsohn@gnu.org>
22768 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
22769 (strong_alias): Define.
22770 (__gcc_qmul): Provide non-FMA for soft-float.
22771 (__gcc_qdiv): Same.
22776 (__gcc_qunord): New.
22786 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
22787 soft-float functions.
22788 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
22789 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
22790 about long double soft float.
22792 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
22793 Tehila Meyzels <tehila@il.ibm.com>
22795 * tree-vectorizer.h (is_pattern_stmt_p): New.
22796 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
22797 formatting (tabs instead of spaces). Cleanup and clarify setting
22798 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
22799 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
22800 (vectorizable_type_demotion): Check that types are integral.
22801 (vectorizable_type_promotion): Likewise.
22802 (vectorizable_store): Fix typo. Eliminate new-line at end of
22805 2007-01-16 Jan Hubicka <jh@suse.cz>
22807 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
22810 2007-01-15 Eric Christopher <echristo@apple.com>
22812 * ifcvt.c: Include vec.h, vecprim.h.
22813 (check_cond_move_block): New argument regs.
22814 Reorganize. Add registers used to regs.
22815 (cond_move_process_if_block): Use regs set above as
22818 2007-01-15 Eric Christopher <echristo@apple.com>
22820 * config/darwin.h: Update copyright.
22821 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
22822 (LINK_COMMAND_SPEC): Add -u.
22823 (LINK_SPEC): Fix umbrella for above.
22825 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
22827 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
22830 2007-01-15 Tom Tromey <tromey@redhat.com>
22832 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
22833 * doc/install.texi (Testing): Don't mention jacks.
22834 (Configuration): Document --enable-java-maintainer-mode. Move
22835 --with-java-home to libgcj-specific section. Document
22837 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
22839 2007-01-15 Jan Hubicka <jh@suse.cz>
22841 * tree-ssa-dce.c (DCE_TODOs): New.
22842 (propagate_necessity): Return if something changed.
22843 (eliminate_unnecessary_stmts): Likewise.
22844 (perform_tree_ssa_dce): Return TODO flags when needed.
22845 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
22847 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
22849 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
22850 (fyl2x_extend<mode>xf3_i387): New insn pattern.
22851 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
22852 patterns using X87MODEF12 mode macro. Extend operand 1
22853 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22854 (log10<mode>2): Ditto.
22855 (log2<mode>2): Ditto.
22856 (log1p<mode>2): Ditto.
22857 (logb<mode>2): Ditto.
22858 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
22859 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
22860 (*fxtractxf3_i387): Rename from *fxtractxf3.
22861 (fxtract_extend<mode>xf3_i387): New insn pattern.
22862 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
22863 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
22864 and gen_fyl2xxf3_i387().
22866 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
22868 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
22869 * cfgloopmanip.c (fix_loop_placement): Made static. Use
22870 get_loop_exit_edges. Changed return type to bool.
22871 * cfgloop.h (fix_loop_placement): Declaration removed.
22873 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
22875 * param.h (MIN_VECT_LOOP_BOUND): New.
22876 * params.def (MIN_VECT_LOOP_BOUND): New.
22877 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
22878 argument - minimum threshold for number of iterations.
22879 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
22880 argument to declaration.
22881 * tree-vect-analyze.c (vect_analyze_operations): Check value of
22882 MIN_VECT_LOOP_BOUND.
22883 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
22884 slpeel_tree_peel_loop_to_edge with additional argument.
22885 (vect_do_peeling_for_alignment): Likewise.
22886 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
22888 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
22891 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
22892 operands of size 1.
22894 2007-01-14 Jan Hubicka <jh@suse.cz>
22896 * tree-dfa.c (remove_referenced_var): New function.
22897 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
22898 prune referenced vars list too.
22899 * tree-flow.h (remove_referenced_var): Declare.
22901 2007-01-14 Jan Hubicka <jh@suse.cz>
22903 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22905 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22906 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22907 * except.h (verify_eh_throw_table_statements): Kill prototype.
22908 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22909 into call exrepssions.
22910 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22912 * tree-cfg.c: Include pointer-set.h.
22913 (verify_node_sharing): Work on pointer set.
22914 (verify_eh_throw_stmt_node): New.
22915 (verify_stmts): Use pointers sets, verify throw_stmt.
22917 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22919 * ipa-reference.c (analyze_function): Consider also addresses taken
22922 2007-01-12 Roger Sayle <roger@eyesopen.com>
22924 * c-typeck.c (null_pointer_constant_p): Replace use of
22925 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22926 (build_c_cast): Likewise.
22928 2007-01-12 Roger Sayle <roger@eyesopen.com>
22930 * tree.h (force_fit_type_double): Remove unused final argument.
22931 * c-common.c (constant_expression_warning): Replace use of
22932 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22933 (convert_and_check): Likewise.
22934 (shorten_compare): Update call to force_fit_type_double.
22935 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22936 * convert.c (convert_to_pointer): Update call to
22937 force_fit_type_double.
22938 * fold-const.c (force_fit_type_double): Remove overflowed_const
22940 (int_const_binop, fold_convert_const_int_from_int,
22941 fold_convert_const_int_from_real, fold_div_compare,
22942 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22943 fold_abs_const, fold_not_const): Remove the final argument from
22944 calls to force_fit_type_double.
22946 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22948 * configure.ac: Set insn to "nop" for spu-*-* also.
22949 * configure: Regenerate.
22951 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22953 * builtins.def : Add BUILT_IN_FREE.
22955 2007-01-12 Jan Hubicka <jh@suse.cz>
22957 PR tree-optimization/30443
22958 * tree-inline.c (tree_function_versioning): Do not optimize when
22959 cloning for inlining.
22961 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22963 * doc/loop.texi: Document recording of loop exits.
22964 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22965 (update_single_exits_after_duplication,
22966 update_single_exit_for_duplicated_loop,
22967 update_single_exit_for_duplicated_loops): Removed.
22968 (duplicate_loop_to_header_edge): Do not call
22969 update_single_exits_after_duplication and
22970 update_single_exit_for_duplicated_loops.
22971 (loop_version): Do not update single_exit information.
22972 (fix_loop_structure): Use record_loop_exits instead of
22973 mark_single_exit_loops.
22974 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22975 the lists of loop exits.
22976 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22977 split_edge, merge_blocks): Update the lists of loop exits.
22978 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22979 loop_optimizer_init.
22980 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22981 of mark_single_exit_loops.
22982 (loop_optimizer_finalize): Call release_recorded_exits.
22983 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22984 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22985 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22986 update single exit information.
22987 * lambda-code.c (perfect_nestify): Ditto.
22988 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22989 (mark_single_exit_loops): Removed.
22990 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22991 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22992 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22994 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22995 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22996 (verify_loop_structure): Verify consistency of the exit lists.
22997 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22998 (set_single_exit): Removed.
22999 * cfgloop.h (struct loop_exit): New function.
23000 (struct loop): single_exit_ field replaced by exits field.
23001 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
23002 LOOPS_HAVE_RECORDED_EXITS.
23003 (struct loops): Added exits hash.
23004 (mark_single_exit_loops, set_single_exit): Declaration removed.
23005 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
23007 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23009 * doc/invoke.texi: Avoid use of @headitem.
23011 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23013 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
23015 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23017 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
23020 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23021 Richard Sandiford <richard@codesourcery.com>
23023 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
23024 * config/m68k/m68k.opt: Resort options.
23025 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
23027 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23028 Richard Sandiford <richard@codesourcery.com>
23030 * doc/invoke.texi: Document the macros that are defined by
23031 m68k's -mtune and -mhard-float options.
23032 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
23033 (m68k_cpp_cpu_family): Likewise.
23034 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
23035 of __ucfv*__ macros. Define __mcffpu__ if generating code for
23036 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
23037 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
23038 (m68k_cpp_cpu_family): Likewise.
23040 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23042 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
23043 macros besides mc68000 as tuning macros. Use a switch statement
23044 to set them and mcpu32.
23046 2007-01-12 Julian Brown <julian@codesourcery.com>
23048 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
23049 (TARGET_68040_ONLY): Rename to...
23050 (TARGET_68040): ...this.
23051 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
23052 * config/m68k/m68k.md: Likewise.
23054 2007-01-12 Julian Brown <julian@codesourcery.com>
23055 Nathan Sidwell <nathan@codesourcery.com>
23056 Richard Sandiford <richard@codesourcery.com>
23058 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
23059 the -mcpu= argument associated with the --with-cpu setting.
23060 Define M68K_DEFAULT_TUNE to the default -mtune= option,
23061 if different from the one implied by the -mcpu setting.
23062 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
23063 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
23064 * doc/invoke.texi: Mention ColdFire in the introduction to the
23065 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
23066 -mno-div and -mhard-float options. Make -m68881 a synonym for
23067 -mhard-float. Document the previously-undocumented -m5206e,
23068 -m528x, -m5307 and -m5407 options. Tweak the existing option
23069 documentation for consistency.
23070 * doc/install.texi: Mention new --with-cpu arguments.
23071 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
23072 default CPU if neither -mcpu nor -march are specified.
23073 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
23074 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
23075 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
23076 using m68k_tune to decide between families that implement the
23077 same ISA. Use m68k_tune to set __mcfv4e__.
23078 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
23079 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
23080 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
23081 (FL_ISA_C, FL_ISA_MMU): New macros.
23082 (MASK_COLDFIRE): Delete.
23083 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
23084 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
23085 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
23086 (TARGET_HARD_FLOAT): Do not define here.
23087 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
23088 (TUNE_68000): New macro.
23089 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
23090 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
23091 (TUNE_CFV2): Redefine in terms of m68k_tune.
23092 (uarch_type, target_device, fpu_type): New enums.
23093 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
23094 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
23095 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
23096 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
23097 (FL_FOR_isa_c): New macros.
23098 (m68k_isa): New enum.
23099 (m68k_target_selection): New structure.
23100 (all_devices, all_isas, all_microarchs): New tables.
23101 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
23102 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
23103 (MASK_ALL_CPU_BITS): Delete.
23104 (m68k_find_selection): New function.
23105 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
23106 Map the legacy target options to a combination of the new ones.
23107 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
23108 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
23109 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
23111 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
23112 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
23114 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
23115 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
23116 * config/m68k/m68k-devices.def: New file.
23118 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23119 Nathan Sidwell <nathan@codesourcery.com>
23121 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
23122 (SUBTARGET_EXTRA_SPECS): New macros.
23123 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
23124 use %(asm_cpu_spec) instead.
23125 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
23126 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
23127 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
23128 (EXTRA_SPECS): Rename to...
23129 (SUBTARGET_EXTRA_SPECS): ...this.
23131 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23132 Richard Sandiford <richard@codesourcery.com>
23133 Julian Brown <julian@codesourcery.com>
23135 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23136 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
23137 to the configuration's default CPU.
23138 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
23139 Remove default masks.
23140 (m680[012]0-*-*): Set the default with_cpu to the first part of
23142 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
23143 (m68k*-*-linux): Extend the --with-cpu handling to...
23144 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
23145 and m68010. Don't set target_cpu_default2.
23146 * doc/install.texi: Document --with-cpu for m68k.
23147 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
23148 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
23149 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
23150 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
23151 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
23152 (ASM_SPEC): Remove use of %(asm_cpu_default).
23153 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
23154 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
23155 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
23156 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
23157 __HAVE_FPU__ if TARGET_HARD_FLOAT.
23158 (TARGET_DEFAULT): Delete.
23159 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
23160 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
23161 (CPP_CPU_SPEC): Delete.
23162 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
23163 the appropriate string.
23164 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
23165 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
23166 (ASM_SPEC): Don't use %(asm_default_spec).
23167 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
23168 TARGET_DEFAULT and add MASK_68881.
23169 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
23171 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23173 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
23174 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
23175 MASK_68010 alongside MASK_68020.
23176 * doc/invoke.texi: Document -m68010.
23177 * config/m68k/m68k.opt (m68010): New.
23178 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
23180 (TUNE_68010): New macro.
23181 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
23182 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
23183 (M68K_CPU_m68332): Add MASK_68010.
23184 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
23185 fallback definition.
23186 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
23188 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
23189 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
23190 to all entries that use MASK_68020.
23191 (output_move_simode_const, output_move_himode, output_move_qimode)
23192 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
23193 instead of TARGET_68020 to select clr behavior. Remove comment
23194 about there being no TARGET_68010.
23195 * config/m68k/m68k.md: Likewise throughout.
23197 2007-01-12 Julian Brown <julian@codesourcery.com>
23199 * config/m68k/m68k.h (TARGET_ISAB): New macro.
23200 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
23201 * config/m68k/m68k.md: Likewise.
23203 2007-01-12 Julian Brown <julian@codesourcery.com>
23205 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
23206 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
23208 2007-01-12 Julian Brown <julian@codesourcery.com>
23210 * config/m68k/m68k.h (TUNE_68040_60): New macro.
23211 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
23212 * config/m68k/m68k.md: Likewise.
23214 2007-01-12 Julian Brown <julian@codesourcery.com>
23215 Richard Sandiford <richard@codesourcery.com>
23217 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
23218 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
23219 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
23221 (TARGET_CPU32): Rename to...
23222 (TUNE_CPU32): ...this.
23223 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
23224 (TUNE_CFV2): New macros.
23225 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
23226 remove conditions that are implied by TARGET_68020.
23227 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
23228 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
23229 (m68k_output_function_epilogue): Likewise.
23230 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
23231 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
23232 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
23233 non-68000 timings. Refactor multiplication and division costs.
23234 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
23235 TUNE_CPU32 instead of TARGET_CPU32.
23236 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
23237 and TUNE_68060 instead of TARGET_68060.
23238 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
23239 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
23241 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
23242 && !TARGET_COLDFIRE" to choose between moveq and clr.
23243 Likewise in the unnamed movsf pattern.
23244 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
23245 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
23248 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23250 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
23251 of tabbing before backslashes.
23253 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23255 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
23256 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
23257 (ASM_OUTPUT_INTERNAL_LABEL): Define.
23259 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23261 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
23262 find_interesting_uses_cond.
23263 (find_interesting_uses_cond): Use extract_cond_operands.
23264 (rewrite_use_compare): Use extract_cond_operands and
23265 force_gimple_operand_bsi. Do not call update_stmt.
23266 (determine_use_iv_cost_condition): Use extract_cond_operands.
23267 Return cheaper of using original bound and changing the exit bound.
23269 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23271 PR tree-optimization/29516
23272 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
23273 most_expensive_mult_to_index, addr_to_parts,
23274 create_mem_ref, maybe_fold_tmr): Make the type of
23275 fields of TARGET_MEM_REF sizetype.
23276 (move_fixed_address_to_symbol, move_pointer_to_base):
23278 * tree.def (TARGET_MEM_REF): Add comment on types of
23281 2007-01-11 Joseph Myers <joseph@codesourcery.com>
23283 * c-common.c (vector_types_convertible_p): Treat opaque types as
23284 always convertible if they have the same size, but not otherwise.
23286 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
23288 * ifcvt.c (struct noce_if_info): Add comments to the fields.
23289 Remove the b_unconditional field.
23290 (noce_try_sign_mask): Do not look at b_unconditional.
23291 (noce_process_if_block): Do not use merge_if_blocks. Update
23292 the CFG here. Do not set b_unconditional.
23293 (cond_move_process_if_block): Likewise.
23294 (find_cond_trap): Likewise.
23295 (check_cond_move_block): Require simple jump insns at the end
23296 of the basic block.
23298 2007-01-11 Jan Hubicka <jh@suse.cz>
23300 PR tree-optimization/1046
23301 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
23302 when alias info is not ready.
23303 (pass_tail_recursion): Do not require aliasing.
23304 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
23305 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
23306 * tree-ssa-copy.c (pass_copy_prop): Likewise.
23307 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
23308 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
23309 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
23310 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
23312 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
23313 When aliasing is not build, mark statement as volatile.
23315 2007-01-11 Tom Tromey <tromey@redhat.com>
23317 PR preprocessor/15185, PR preprocessor/20989:
23318 * doc/cppopts.texi <-MT>: Update description of algorithm for
23319 computing default target.
23320 <-M, -MD>: Reword "basename" text.
23322 2007-01-11 Roger Sayle <roger@eyesopen.com>
23324 * builtins.c (expand_builtin_pow, expand_builtin_powi,
23325 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
23326 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
23327 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
23328 fold_builtin_bswap, real_constp, fold_builtin_pow,
23329 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
23330 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
23331 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23332 * convert.c (convert_to_pointer): Likewise.
23333 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
23334 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
23335 const_binop, fold_convert_const_int_from_int,
23336 fold_convert_const_int_from_real,
23337 fold_convert_const_real_from_real, sign_bit_p,
23338 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
23339 fold_sign_changed_comparison, fold_unary, fold_comparison,
23340 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
23341 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
23342 * print-tree.c (print_node_brief, print_node): Likewise.
23343 * stor-layout.c (place_field, layout_type): Likewise.
23344 * tree-chrec.c (keep_cast): Likewise.
23345 * tree.c (build_vector, build_real, build_real_from_int_cst,
23346 build_complex): Likewise.
23348 2007-01-11 Roger Sayle <roger@eyesopen.com>
23350 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
23351 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
23353 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
23355 * configure.ac (strict1_warn): Rename to strict_warn.
23356 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
23357 cc_set_by_configure, quoted_cc_set_by_configure,
23358 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
23359 all_boot_languages, all_stagestuff): Remove.
23360 (target_list): Remove bootstrap targets.
23361 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
23362 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
23363 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
23364 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
23365 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
23366 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
23367 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
23368 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
23369 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
23370 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
23371 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
23372 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
23373 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
23374 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
23375 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
23376 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
23377 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
23378 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
23379 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
23380 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
23381 (mostlyclean): Adjust.
23382 (clean, distclean): Don't mention bootstrap stuff.
23383 * configure: Regenerate.
23384 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
23385 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
23386 treelang/config-lang.in (stagestuff): Remove.
23387 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
23388 stageprofile, stagefeedback, stagestuff): Remove mention.
23390 2007-01-11 Nick Clifton <nickc@redhat.com>
23392 * config/mcore/predicates.md (mcore_general_movesrc_operand):
23394 (mcore_general_movdst_operand): Do not accept CONST_INTs.
23395 (mcore_arith_K_S_operand): Run the test for the S constraint not
23396 the test for the M constraint.
23397 (mcore_addsub_operand): Do not accept integer values that are
23398 larger than 32 bits.
23399 * config/mcore/mcore.md: Remove unused constraints from split.
23400 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
23401 (addsi3): Likewise.
23402 (allocate_stack): Likewise.
23403 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
23404 operands to 32 bits.
23405 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
23407 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
23408 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
23409 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
23410 mcore_output_bclri, mcore_output_andn, output_inline_const,
23411 mcore_output_move, mcore_output_movedouble): Likewise.
23412 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
23413 (output_inline_const): Likewise.
23414 (output_inline_const): Fix format strings used in sprintf
23416 * config/mcore/mcore-protos.h: Update prototypes for changed
23417 functions in mcore.c.
23418 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
23419 HOST_WIDE_INT and not int.
23420 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
23421 CONST_OK_FOR_N): Likewise.
23422 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
23423 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
23426 2007-01-10 Jan Hubicka <jh@suse.cz>
23428 * tree-vrp.c (remove_range_assertions): Release defs.
23429 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
23430 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
23432 2007-01-10 Paul Brook <paul@codesourcery.com>
23434 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
23435 * config/arm/arm.md (mulsi3subsi): New insn.
23437 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
23439 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
23440 (tree_transform_and_unroll_loop): New.
23441 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
23444 2007-01-10 Robert Kennedy <jimbob@google.com>
23446 * fold-const.c (fold_comparison): Fold comparisons like (x *
23447 1000 < 0) to (x < 0).
23449 2007-01-10 Ian Lance Taylor <iant@google.com>
23451 * tree-pretty-print.c (dump_generic_node): Print parentheses when
23452 operands have the same priority.
23454 2007-01-10 Tom Tromey <tromey@redhat.com>
23456 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
23457 (fold_binary): Likewise.
23458 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
23459 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
23460 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
23461 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
23462 * langhooks.h (struct lang_hooks): Removed field
23463 'can_use_bit_fields_p'.
23465 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
23467 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
23469 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
23471 * function.c (get_last_funcdef_no): New function.
23472 * function.h (get_last_funcdef_no): Declare.
23473 * tree-inline.c (initialize_cfun): Add initialization.
23474 (tree_function_versioning): Cleanup.
23476 2007-01-10 Jan Hubicka <jh@suse.cz>
23478 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
23481 2007-01-10 Sa Liu <saliu@de.ibm.com>
23482 Ben Elliston <bje@au.ibm.com>
23484 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
23485 for SAVE_NONLOCAL and Pmode for any other save level.
23486 * spu-protos.h (spu_restore_stack_block): Declare.
23487 * spu.md (save_stack_block): Remove.
23488 (restore_stack_block): Call spu_restore_stack_block.
23489 * spu.c (spu_restore_stack_block): New function.
23490 (spu_expand_epilogue): Remove old comment.
23492 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
23494 PR tree-optimization/30322
23495 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
23496 (cand_value_at): Return the value as aff_tree.
23497 (may_eliminate_iv): Convert the bound from aff_tree to tree.
23498 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
23499 aff_combination_mult): New functions.
23500 (aff_combination_add): Use aff_combination_add_cst.
23501 (aff_combination_convert): Allow conversions to a wider type.
23502 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
23503 * tree-affine.h (aff_combination_mult): Declare.
23505 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
23507 * doc/tm.texi: Update documentation to reflect reality of exec
23508 and start file search behaviours. Update copyright year.
23509 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
23510 header file directories.
23512 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
23514 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
23515 (*cosxf2): Rename to cosxf2_i387.
23516 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
23517 using X87MODEF12 mode macro. Rename patterns to
23518 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
23520 (*cosdf2, *cossf2): Ditto.
23521 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
23522 to match extended input operands.
23523 (sincos<mode>3): New expander.
23524 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
23525 insn patterns and corresponding splitters.
23527 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
23529 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
23530 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
23532 2007-01-09 Nicolas Pitre <nico@cam.org>
23535 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
23537 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23539 * target.h (struct gcc_target): New field library_rtti_comdat.
23540 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
23541 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
23542 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
23543 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
23545 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23547 * doc/invoke.texi (Optimize Options): Correct description of -O0.
23549 2007-01-08 Richard Guenther <rguenther@suse.de>
23551 * tree.h (force_fit_type_double): Export.
23552 (force_fit_type): Remove.
23553 * fold-const.c (force_fit_type_double): New function.
23554 (force_fit_type): Remove.
23555 (int_const_binop): Use it.
23556 (fold_convert_const_int_from_int): Likewise.
23557 (fold_convert_const_int_from_real): Likewise.
23558 (fold_div_compare): Likewise.
23559 (fold_sign_changed_comparison): Likewise.
23560 (fold_unary): Likewise.
23561 (fold_negate_const): Likewise.
23562 (fold_abs_const): Likewise.
23563 (fold_not_const): Likewise.
23564 * c-common.c (shorten_compare): Use force_fit_type_double.
23565 * convert.c (convert_to_pointer): Likewise.
23567 2007-01-08 Richard Guenther <rguenther@suse.de>
23569 * tree.h (build_int_cst_wide_type): Export.
23570 * tree.c (build_int_cst_wide_type): New function.
23571 (build_int_cst_wide): Fix comment.
23572 * builtins.c (fold_builtin_object_size): Use build_int_cst
23573 to build -1 or 0 of the correct type. Use fit_double_type
23574 to check for overflow.
23575 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
23577 (decode_field_reference): Likewise.
23578 (all_ones_mask_p): Likewise.
23579 (native_interpret_int): Use build_int_cst_wide_type.
23580 (fold_binary): Use build_int_cst_type to build an all-ones
23582 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
23584 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
23586 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
23588 2007-01-09 Ben Elliston <bje@au.ibm.com>
23590 * genautomata.c (STATS_OPTION): New option.
23591 (stats_flag): New flag.
23592 (gen_automata_option): Handle it.
23593 (initiate_automaton_gen): Ditto.
23594 (write_automata): Output statistics only if stats_flag is
23595 set. Likewise, output time statistics only if time_flag is set.
23596 * doc/md.texi (Processor pipeline description): Document new flag.
23598 2007-01-08 Richard Guenther <rguenther@suse.de>
23600 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
23601 * tree.c (build_int_cst_type): Likewise.
23602 (size_in_bytes): Don't call force_fit_type on the result.
23603 (int_fits_type_p): Use fit_double_type.
23604 * fold-const.c (fit_double_type): New function.
23605 (force_fit_type): Use it.
23606 * tree.h (fit_double_type): Export.
23608 2007-01-08 Jan Hubicka <jh@suse.cz>
23610 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
23611 * ipa.c (function_and_variable_visibility): Fix return type.
23613 2007-01-08 Richard Guenther <rguenther@suse.de>
23615 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
23616 of offset to build the index.
23617 * tree-pretty-print.c (dump_generic_node): Don't build negated
23618 const just for printing.
23619 * c-pretty-print.c (pp_c_integer_constant): Likewise.
23620 * builtins.c (fold_builtin_int_roundingfn): Check if result
23621 fits the type by using force_fit_type and comparing the result.
23622 * predict.c (predict_loops): Use compare_tree_int for comparison.
23623 * tree.c (build_int_cst): Fall back to integer_type_node for
23625 (build_int_cst_wide): Assert type is non-null.
23627 2007-01-08 Roberto Costa <roberto.costa@st.com>
23629 * tree-vrp.c (extract_range_from_cond_expr): New.
23630 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
23631 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
23633 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
23634 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
23635 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
23636 used as expressions.
23637 * tree-object-size.c (cond_expr_object_size): New.
23638 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
23640 2007-01-08 Jan Hubicka <jh@suse.cz>
23642 * tree-ssa-forwprop.c (forward_propagate_into_cond,
23643 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
23646 2007-01-08 Richard Guenther <rguenther@suse.de>
23648 PR tree-optimization/23603
23649 * tree-vrp.c (set_value_range_to_truthvalue): New function.
23650 (extract_range_from_binary): Fall back to truthvalue instead of
23651 varying for TRUTH_*_EXPR.
23652 (extract_range_from_comparison): Fall back to truthvalue instead of
23654 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
23655 if all visited PHI values were constant.
23657 2007-01-08 Jan Hubicka <jh@suse.cz>
23659 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
23660 (cgraph_analyze_function): break out from ...
23661 (cgraph_finalize_compilation_unit): ... here.
23662 (cgraph_expand_function): Remove forgoten commented out line.
23663 (cgraph_optimize): Analyze functions.
23665 2007-01-08 Jan Hubicka <jh@suse.cz>
23667 * tree-pas.h (TODO_remove_function): New flag.
23668 (TODO_update*): Renumber.
23669 (pass_ipa_increase_alignment,
23670 pass_ipa_function_and_variable_visibility): New passes.
23671 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
23672 (cgraph_function_and_variable_visibility): Move to ipa.c
23673 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
23674 cgraph_increase_alignment.
23675 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
23676 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
23677 calling tree-inline.
23678 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
23679 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
23680 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
23681 (gate_increase_alignment): New function.
23682 (pass_ipa_increase_alignment): New pass.
23683 * ipa.c: Inline tree-pass.h and timevar.h
23684 (function_and_variable_visibility): Move here from cgraphunit.c
23685 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
23686 * passes.c (init_optimization_passes): Add the two new passes.
23687 (execute_todo): Handle cgraph_remove_functions.
23689 2007-01-08 Nick Clifton <nickc@redhat.com>
23691 * config/frv/predicates.md (reg_or_0_operand): Accept
23694 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
23696 * config/bfin/rtems.h, config/bfin/t-rtems: New.
23697 * config.gcc: Add bfin*-rtems*.
23699 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23701 * c.opt: Add -flax-vector-conversions.
23702 * c-typeck.c (convert_for_assignment): Pass flag to
23703 vector_types_convertible_p to allow emission of note.
23704 (digest_init): Likewise.
23705 * c-opts.c: Handle -flax-vector-conversions.
23706 * c-common.c (flag_lax_vector_conversions): New.
23707 (vector_types_convertible_p): Unless -flax-vector conversions
23708 has been passed, disallow conversions between vectors with
23709 differing numbers of subparts and/or element types. If such
23710 a conversion is disallowed, possibly emit a note on the first
23711 occasion only to inform the user of -flax-vector-conversions.
23712 The new last argument specifies this.
23713 * c-common.h (flag_lax_vector_conversions): New.
23714 (vector_types_convertible_p): Add extra argument.
23715 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
23716 char_type_node for V*QI type vectors.
23717 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
23718 Update to satisfy new typechecking rules.
23719 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
23720 C and C++ variants.
23721 * doc/invoke.texi (C Dialect Options): Document
23722 -flax-vector-conversions.
23724 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23726 PR tree-optimization/29877
23727 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
23728 a register variable on the RHS to not be replaceable.
23730 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
23731 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
23732 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
23733 const_simm15, const_pow2, const_npow2): Added.
23734 * config/score/misc.md (insv, extv, extzv, movmemsi,
23735 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
23736 * config/score/score.c (score_address_cost, score_select_cc_mode):
23738 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
23739 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
23740 Update score_print_operand.
23741 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
23742 Adjust register allocate order and update some macro define.
23743 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
23744 mdx_block_move_straight, mdx_block_move_loop_head,
23745 mdx_block_move_loop_body, mdx_block_move_loop_foot,
23746 mdx_block_move_loop, mdx_block_move): Added.
23747 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
23748 mdp_limm): Updated and fix some bug and typo.
23749 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
23750 (movsf, movdf, doloop_end): Added.
23752 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
23754 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
23755 config/arm/thumb2.md: Fix comment typos.
23756 * doc/extend.texi: Fix a typo.
23758 2007-01-07 Eric Christopher <echristo@apple.com>
23760 * configure.ac: Check for __stack_chk_fail for darwin.
23761 * configure: Regenerate.
23763 2007-01-07 Richard Guenther <rguenther@suse.de>
23765 * tree-vrp.c (extract_range_from_assert): CSE calls to
23766 compare_values where possible.
23767 (extract_range_from_unary_expr): Likewise.
23769 2007-01-07 Anatoly Sokolov <aesok@post.ru>
23771 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
23772 * config/avr/avr.c (call_insn_operand): Delete function.
23773 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
23774 instead of register number. Use predicates.
23775 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
23776 call_insn_operand): Add.
23778 2007-01-06 Jan Hubicka <jh@suse.cz>
23780 * tree-pass.h (pass_build_cgraph_edges): Declare.
23781 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
23782 (visited_nodes): Remove.
23783 (cgraph_create_edges): Move to cgraphbuild.c; rename to
23784 build_cgrpah_edges; make visited_nodes local.
23785 (cgraph_process_new_functions): DO not call initialize_inline_failed.
23786 (record_references_in_initializer): Move to cgraphbuild.c
23787 (initialize_inline_failed, rebuild_cgraph_edges,
23788 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
23789 (verify_cgraph_node): Make visited_nodes local.
23790 (cgraph_analyze_function): Do not call cgraph_create_edges and
23791 initialize_inline_failed.
23792 (cgraph_expand_function): Do not call cgraph_lower_function;
23793 assert that function is already lowered.
23794 * Makefile.in (cgraphbuild.o): New.
23795 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
23796 at the end of lowering passes.
23798 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
23800 * ifcvt.c (cond_move_convert_if_block): New function, code
23801 factored out from...
23802 (cond_move_process_if_block): ...here. Call the new function
23803 on the THEN and ELSE blocks.
23804 (merge_if_block): Do not copy global_live_at_end, merge_blocks
23805 already takes care of this.
23807 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23810 * tree.h (TREE_OVERFLOW_P): New.
23811 * c-typeck.c (parser_build_unary_op): Warn only if result
23812 overflowed and operands did not.
23813 (parser_build_binary_op): Likewise.
23814 (convert_for_assignment): Remove redundant overflow_warning.
23815 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
23817 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23819 * c-typeck.c (store_init_value): Split over two lines to follow
23820 the GNU coding style.
23822 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
23824 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
23825 __GXX_EXPERIMENTAL_CXX0X__.
23826 * doc/cpp.texi: Same.
23828 2007-01-05 Richard Guenther <rguenther@suse.de>
23830 PR middle-end/27826
23831 * tree.c (get_narrower): Do not construct COMPONENT_REFs
23832 with mismatched types. Instead explicitly build a
23833 conversion NOP_EXPR.
23835 2007-01-05 Ian Lance Taylor <iant@google.com>
23837 * c-common.c (decl_with_nonnull_addr_p): New function.
23838 (c_common_truthvalue_conversion): Call it.
23839 * c-typeck.c (build_binary_op): Likewise.
23840 * c-common.h (decl_with_nonnull_addr_p): Declare.
23842 2007-01-05 Jakub Jelinek <jakub@redhat.com>
23845 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
23848 2007-01-05 Joel Brobecker <brobecker@adacore.com>
23850 * doc/install.texi (Final install): Document the fact that
23851 the GNAT runtime should not be stripped.
23853 2007-01-04 Jan Hubicka <jh@suse.cz>
23855 * tree-inline.c (fold_marked_statements): Update operand caches
23856 and EH after folding
23858 2007-01-04 Ian Lance Taylor <iant@google.com>
23860 * c-common.c (check_function_nonnull): Whitespace fix.
23862 2007-01-04 Jan Hubicka <jh@suse.cz>
23864 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
23865 comitted older version of patch.
23866 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
23867 function, celanup cfg and collect garbage.
23869 2007-01-04 Mike Stump <mrs@apple.com>
23871 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
23874 2007-01-04 Eric Christopher <echristo@apple.com>
23876 * libgcc2.c (__bswapsi2): Use SItype.
23877 (__bswapdi2): Use DItype.
23878 * libgcc2.h: Update for above.
23880 2007-01-04 Paul Brook <paul@codesourcery.com>
23882 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
23883 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
23884 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
23885 umulsidi3, umulsidi3adddi, smulsi3_highpart,
23886 umulsi3_highpart): Make conditional on !arm_arch6.
23887 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
23888 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
23889 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
23890 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
23891 umulsi3_highpart_v6): New insns.
23893 2007-01-04 Roger Sayle <roger@eyesopen.com>
23895 * fold-const.c (fold_convert): When casting an expression to void,
23896 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
23897 have a type. Instead of attempting to build a NOP_EXPR, return
23898 these "special" trees directly.
23900 2007-01-04 Joseph Myers <joseph@codesourcery.com>
23902 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
23903 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23904 rs6000_cost->fp not 0 as adjustment for outer NEG.
23906 2007-01-04 Jan Hubicka <jh@suse.cz>
23908 * cgraph.c (cgraph_release_function_body): New function.
23909 (cgraph_remove_node): Use it.
23910 * cgraph.h (cgraph_release_function_body): Declare.
23911 * cgraphunit.c (cgraph_expand_function): Use it.
23912 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23913 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23914 is initialized and while compilation of other function is running.
23915 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23916 statement CFG annotations from here to ...
23917 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23919 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23921 * cfgloop.h (enum li_flags): Make the constants powers of two.
23923 2007-01-04 Jan Hubicka <jh@suse.cz>
23925 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23927 (fold_marked_statements): New function.
23928 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23929 * tree-inline.h (copy_body_data): Add statements_to_fold.
23931 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23933 * config.gcc: Mention libgcc/config.host.
23934 * Makefile.in: Update comments mentioning libgcc.
23935 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23936 (all.cross, start.encap, rest.encap, rest.cross): Update
23937 dependencies for libgcc move.
23938 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23939 (clean-target, clean-target-libgcc): Delete.
23940 (srcdirify, GCC_EXTRA_PARTS): New macros.
23941 (libgcc-support, libgcc.mvars): New rules.
23942 (distclean): Remove mention of mklibgcc.
23943 (install): Don't reference INSTALL_LIBGCC.
23944 (install-common): Don't reference EXTRA_PARTS.
23945 (install-libgcc, install-multilib): Delete rules.
23946 * mklibgcc.in: Delete file.
23947 * doc/configfiles.texi: Don't mention mklibgcc.
23949 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23950 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23951 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23952 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23953 (mklibgcc, ldblspecs): Likewise.
23955 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23956 (posixpre.def): Use $(T).
23957 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23958 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23959 (SHLIB_LINK): Make dummy.
23960 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23962 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23964 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23965 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23966 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23967 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23969 * configure.ac (all_outputs): Remove mklibgcc.
23970 * configure: Regenerated.
23972 2007-01-03 Josh Conner <jconner@apple.com>
23974 PR middle-end/29683
23975 * calls.c (compute_argument_addresses): Set stack and stack_slot
23976 for partial args, too.
23977 (store_one_arg): Use locate.size.constant for the size when
23978 generating a save_area.
23980 2007-01-03 Robert Kennedy <jimbob@google.com>
23982 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23983 whose definitions are deleted due to basic block merging.
23985 2007-01-03 Paul Brook <paul@codesourcery.com>
23988 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23990 (use_return_insn): Return 0 for Thumb interrupt functions.
23991 (print_multi_reg): Add rfe argument for IRQ returns.
23992 (arm_output_epilogue): Pop interrupt return address directly into PC.
23993 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23995 2007-01-03 Paul Brook <paul@codesourcery.com>
23997 Merge from sourcerygxx-4_1.
23998 * config/arm/thumb2.md: New file.
23999 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
24001 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
24002 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24003 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
24004 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
24006 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24007 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
24009 * config/arm/ieee754-sf.S: Ditto.
24010 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
24011 (thumb1_base_register_rtx_p): ... to this.
24012 (thumb_index_register_rtx_p): Rename...
24013 (thumb1_index_register_rtx_p): ... to this.
24014 (thumb_output_function_prologue): Rename...
24015 (thumb1_output_function_prologue): ... to this.
24016 (thumb_legitimate_address_p): Rename...
24017 (thumb1_legitimate_address_p): ... to this.
24018 (thumb_rtx_costs): Rename...
24019 (thumb1_rtx_costs): ... to this.
24020 (thumb_compute_save_reg_mask): Rename...
24021 (thumb1_compute_save_reg_mask): ... to this.
24022 (thumb_final_prescan_insn): Rename...
24023 (thumb1_final_prescan_insn): ... to this.
24024 (thumb_expand_epilogue): Rename...
24025 (thumb1_expand_epilogue): ... to this.
24026 (arm_unwind_emit_stm): Rename...
24027 (arm_unwind_emit_sequence): ... to this.
24028 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
24029 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
24030 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
24031 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
24032 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
24033 thumb2_output_casesi): New functions.
24034 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
24035 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
24036 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
24037 THUMB2_WORK_REGS): Define.
24038 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
24039 arm_condexec_mask, arm_condexec_masklen)): New variables.
24040 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
24041 (arm_override_options): Check new CPU capabilities.
24042 Set new architecture flag variables.
24043 (arm_isr_value): Handle v7m interrupt functions.
24044 (user_return_insn): Return 0 for v7m interrupt functions. Handle
24046 (const_ok_for_arm): Handle Thumb-2 constants.
24047 (arm_gen_constant): Ditto. Use movw when available.
24048 (arm_function_ok_for_sibcall): Return false for v7m interrupt
24050 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
24051 (thumb_find_work_register, arm_load_pic_register,
24052 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
24053 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
24054 print_multi_reg, output_mov_long_double_fpa_from_arm,
24055 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
24056 output_mov_double_fpa_from_arm, output_move_double,
24057 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
24058 output_return_instruction, arm_output_function_prologue,
24059 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
24060 arm_output_mi_thunk, thumb_set_return_address): Ditto.
24061 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
24062 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
24063 (arithmetic_instr, shift_op): Use arm_shift_nmem.
24064 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
24066 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
24067 (thumb_expand_prologue): Use thumb_set_frame_pointer.
24068 (arm_file_start): Output directive for unified syntax.
24069 (arm_unwind_emit_set): Handle stack alignment instruction.
24070 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
24071 Add v6t2, v7, v7a, v7r and v7m.
24072 (RETLDM): Add Thumb-2 code.
24073 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
24074 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
24075 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
24076 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
24077 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
24078 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
24079 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
24080 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
24081 ADJUST_INSN_LENGTH): Define.
24082 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
24083 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
24084 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
24085 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
24086 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
24087 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
24088 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
24089 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
24090 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
24091 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
24092 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
24093 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
24094 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
24095 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
24096 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
24097 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
24098 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
24100 * config/arm/arm-tune.md: Regenerate.
24101 * config/arm/arm-protos.h: Update prototypes.
24102 * config/arm/vfp.md: Enable patterns for Thumb-2.
24103 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
24104 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
24105 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
24106 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
24107 * config/arm/libunwind.S: Add Thumb-2 code.
24108 * config/arm/constraints.md: Update include Thumb-2.
24109 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
24110 * config/arm/ieee754-df.S: Ditto.
24111 * config/arm/bpabi.S: Ditto.
24112 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
24113 * config/arm/predicates.md (low_register_operand,
24114 low_reg_or_int_operand, thumb_16bit_operator): New.
24115 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
24116 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
24117 * config/arm/t-arm-elf: Add armv7 multilib.
24118 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
24120 (UNSPEC_STACK_ALIGN, ce_count): New.
24121 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
24122 arm_zero_extendsidi2, arm_zero_extendqidi2): New
24124 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
24125 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
24126 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
24127 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
24128 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
24129 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
24131 * doc/extend.texi: Document ARMv7-M interrupt functions.
24132 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
24134 2007-01-03 Jakub Jelinek <jakub@redhat.com>
24136 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
24137 (struct _Unwind_Context): Rename args_size to flags, remove
24138 signal_frame field, add a new args_size field and version field.
24139 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
24140 _Unwind_IsExtendedContext): New inline functions.
24141 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
24142 Assume by_value array is only present if _Unwind_IsExtendedContext.
24143 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
24144 _Unwind_IsSignalFrame.
24145 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
24146 (uw_update_context_1): Use _Unwind_SetSignalFrame.
24147 (uw_init_context_1): Initialize context->flags to
24148 EXTENDED_CONTEXT_BIT.
24149 * config/rs6000/linux-unwind.h (frob_update_context): Use
24150 _Unwind_SetSignalFrame.
24152 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24154 PR middle-end/30353
24155 * gimplify.c (gimplify_modify_expr_complex_part): Move below
24156 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
24159 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
24161 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
24162 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
24163 RET, AT_SP): Remove.
24164 * config/i386/i386.md (*sse_prologue_save_insn): Use return
24167 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24168 * cfgbuild.c (find_basic_blocks): Likewise.
24169 * cfgrtl.c (rtl_create_basic_block): Likewise.
24170 * function.c (temp_slots_at_level): Likewise.
24171 * reg-stack.c (stack_regs_mentioned): Likewise.
24172 * regclass.c (allocate_reg_info): Likewise.
24173 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24174 set_bb_for_stmt, move_block_to_fn): Likewise.
24175 * tree-complex.c (tree_lower_complex): Likewise.
24176 * vec.h (VEC_safe_grow_cleared): New.
24178 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
24180 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
24182 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
24183 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
24185 * cfgloopmanip.c (scale_loop_frequencies): Export.
24186 (loopify): Scale the frequencies by prescribed coefficients.
24187 (set_zero_probability): New function.
24188 (duplicate_loop_to_header_edge): Improve updating of frequencies.
24189 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
24190 and frequencies according to arguments.
24191 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
24193 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
24194 * modulo-sched.c (sms_schedule): Set probabilities for entering
24195 versioned loop correctly.
24196 * tree-vect-transform.c (vect_transform_loop): Ditto.
24197 * cfgloop.h (loopify, loop_version): Declaration changed.
24198 (scale_loop_frequencies): Declared.
24200 2007-01-02 Jan Hubicka <jh@suse.cz>
24202 * cgraph.c: Include tree-flow.h
24203 (cgraph_add_new-function): Handle IPA_SSA mode; execute
24204 early_local_passes.
24205 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
24206 * tree-pass.h (pass_all_early_optimizations): Declare.
24207 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
24208 early_local_passes.
24209 (cgraph_analyze_function): Do early_local_passes.
24210 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24211 Do not add referenced vars.
24212 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
24214 (gate_all_early_local_passes): New gate.
24215 (pass_early_local_passes): Use new gate.
24216 (execute_early_local_optimizations): New functions.
24217 (gate_all_early_optimizations): New gate.
24218 (pass_all_early_optimizations): New pass.
24219 (execute_free_datastructures): Free SSA only when initialized.
24220 (gate_init_datastructures): Init only when optimizing.
24221 (tree_lowering_passes): Do early local passes when called late.
24222 * tree-profile.c (do_tree_profiling): Don't profile functions added
24224 (do_early_tree_profiling, pass_early_tree_profile): Kill.
24225 * tree-cfg.c (update_modified_stmts): Do not update when operands are
24227 * passes.c (init_optimizations_passes): Reorder so we go into SSA
24228 during early_local_passes.
24229 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
24232 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24234 * Makefile.in: Update copyright year.
24236 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24238 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
24239 in $(lang_checks) and check-consistency targets.
24241 2007-01-02 Jan Hubicka <jh@suse.cz>
24243 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24244 Do not add referenced vars.
24245 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
24247 * passes.c (init_optimization_passes): Put mudflap_2 after
24248 free_datastructures.
24250 2007-01-02 Jan Hubicka <jh@suse.cz>
24252 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
24253 Set NOTHROW flag on call statements proved to be nothrow.
24254 Update statement of local calls so new pure/const functions are
24255 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
24257 (tree_rest_of_compilation): Register hooks and initialize bitmap
24258 early. Do not set after_inlining flag.
24260 2007-01-02 Steve Ellcey <sje@cup.hp.com>
24262 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
24263 HOST_BITS_PER_LONGLONG
24265 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24268 * c-typeck.c (store_init_value): Don't emit pedantic overflow
24269 warning for non-static initializers.
24271 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
24273 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
24274 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
24275 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
24276 Always use set_unique_reg_note to add REG_EQUAL notes.
24278 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24281 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24283 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24284 * cfgbuild.c (find_basic_blocks): Likewise.
24285 * cfgrtl.c (rtl_create_basic_block): Likewise.
24286 * function.c (temp_slots_at_level): Likewise.
24287 * reg-stack.c (stack_regs_mentioned): Likewise.
24288 * regclass.c (allocate_reg_info): Likewise.
24289 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24290 set_bb_for_stmt, move_block_to_fn): Likewise.
24291 * tree-complex.c (tree_lower_complex): Likewise.
24292 * vec.h (VEC_safe_grow_cleared): New.
24294 2007-01-02 Ian Lance Taylor <iant@google.com>
24296 * c-common.c (c_common_truthvalue_conversion): When warning about
24297 using an assignment as a truth value, set TREE_NO_WARNING.
24299 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24302 * c.opt (Wold-style-declaration): New.
24303 * doc/invoke.texi (C-only Warning Options): New.
24304 (Wold-style-declaration): Document it.
24305 (Wextra): Enabled by -Wextra.
24306 * c-opts.c (c_common_post_options): Enabled by -Wextra.
24307 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
24308 -Wold-style-declaration.
24310 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24312 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24313 * cfgbuild.c (find_basic_blocks): Likewise.
24314 * cfgrtl.c (rtl_create_basic_block): Likewise.
24315 * function.c (temp_slots_at_level): Likewise.
24316 * reg-stack.c (stack_regs_mentioned): Likewise.
24317 * regclass.c (allocate_reg_info): Likewise.
24318 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24319 set_bb_for_stmt, move_block_to_fn): Likewise.
24320 * tree-complex.c (tree_lower_complex): Likewise.
24321 * vec.h (VEC_safe_grow_cleared): New.
24323 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
24325 * c-common.c (c_common_nodes_and_builtins): Since variants of
24326 void_type_node get built before it is given a name, we need to
24327 give those variants the name, too.
24328 (complete_array_type): We need to work with the canonical main
24329 type of the array, from which we will build the qualified version.
24330 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
24331 * print-tree.c (print_node): Display canonical type information
24333 * stor-layout.c (layout_type): When we don't know the
24334 alignment of a type for which we're building an array, we end up
24335 guessing wrong, so make the type require structural equality.
24336 * tree.c (make_node_stat): When we build a new type, it is its
24337 own canonical type.
24338 (build_type_attribute_qual_variant): When building an attribute
24339 variant, its canonical type is the non-attribute variant. However,
24340 if the attributes are target-dependent and they differ, we need to
24341 use structural equality checks for this type.
24342 (build_qualified_type): A qualified type is not equivalent to its
24343 unqualified variant; set the canonical type appropriately.
24344 (build_distinct_type_copy): When building a distinct type from
24345 another type, the new type is its own canonical type.
24346 (build_variant_type_copy): When building a new type variant, we
24347 assume that it is equivalent to the original type.
24348 (build_pointer_type_for_mode): When building a pointer type, also
24349 build a canonical type pointer.
24350 (build_reference_type_for_mode): When building a reference type,
24351 also build a canonical type reference.
24352 (build_index_type): When we can't hash an index type (e.g.,
24353 because its maximum value is negative), the index type requires
24354 structural equality tests.
24355 (build_array_type): Build the canonical form of an array type.
24356 (build_function_type): Function types require structural equality,
24357 because they contain default arguments, attributes, etc.
24358 (build_method_type_directly): Ditto for method types.
24359 (build_offset_type): Build the canonical offset type.
24360 (build_complex_type): Build the canonical vector type.
24361 (make_vector_type): Build the canonical vector type.
24362 * tree.h (TYPE_CANONICAL): New.
24363 (TYPE_STRUCTURAL_EQUALITY_P): New.
24364 (SET_TYPE_STRUCTURAL_EQUALITY): New.
24365 (struct tree_type): Added "canonical" field.
24366 * params.h (VERIFY_CANONICAL_TYPES): New.
24367 * doc/c-tree.texi (TYPE_CANONICAL): Document.
24368 (TYPE_STRUCTURAL_EQUALITY_P): Document.
24369 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
24370 * doc/invoke.texi (verify-canonical-types): Document --param
24371 parameter for verifying canonical types.
24373 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24375 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
24376 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
24377 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
24378 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
24380 * config/rs6000/e500.h: New.
24381 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
24382 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
24384 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
24385 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
24386 TARGET_E500_DOUBLE): Remove.
24387 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
24388 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
24389 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
24390 * config/rs6000/rs6000.c (rs6000_override_options): Use
24391 CHECK_E500_OPTIONS.
24393 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24395 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
24396 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
24397 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
24398 rs6000_emit_cmove): Don't check TARGET_E500.
24399 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
24400 sordered): Don't check TARGET_E500.
24402 2007-01-01 Eric Christopher <echristo@apple.com>
24404 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
24405 HARD_REGISTER_NUM_P.
24407 2007-01-01 Roger Sayle <roger@eyesopen.com>
24409 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
24410 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
24411 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
24414 2007-01-01 Mike Stump <mrs@apple.com>
24416 * configure.ac: Remove support for building with Apple's gcc-3.1.
24418 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24420 PR middle-end/30311
24421 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
24422 REG is a hard register. Do not modify REG before calling
24424 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
24425 multiple of the size of YMODE for certain lowpart cases.
24427 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24429 PR middle-end/30253
24430 * gimplify (voidify_wrapper_expr): Update for
24431 GIMPLE_MODIFY_STMT.
24433 2007-01-01 Andreas Schwab <schwab@suse.de>
24436 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
24437 save of BR0 in extra_spill_size instead of spill_size.
24438 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
24440 (ia64_expand_epilogue): Restore BR0 from its new location.
24442 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24444 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
24445 Use a temporary variable if the left hand side is not a gimple
24448 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24450 * gimplify.c (gimplify_return_expr): Make the temporary variable
24451 for the return expression, a gimple register variable.
24453 2007-01-01 Jan Hubicka <jh@suse.cz>
24455 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
24458 2007-01-01 Mike Stump <mrs@apple.com>
24460 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
24462 * config/darwin.c (machopic_select_rtx_section): Use
24463 HAVE_GAS_LITERAL16.
24464 (darwin_mergeable_constant_section): Likewise.
24465 * configure: Regenerate.
24466 * config.in: Regenerate.
24468 2007-01-01 Jan Hubicka <jh@suse.cz>
24469 Andrew Pinski <pinskia@gmail.com>
24471 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
24472 before starting IPA passes.