1 2007-08-24 Tom Tromey <tromey@redhat.com>
3 * varpool.c (varpool_last_needed_node): Fix comment typo.
4 * c-decl.c (duplicate_decls): Fix comment typo.
5 (clone_underlying_type): Update comment.
7 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
10 alpha_in_small_data_p, alpha_split_complex_arg,
11 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
13 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
14 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
16 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
17 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
18 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
19 * config/darwin.c (darwin_binds_local_p): Likewise.
20 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
22 * config/i386/i386-protos.h (i386_pe_binds_local_p,
23 i386_pe_valid_dllimport_attribute_p): Likewise.
24 * config/i386/i386.c (ix86_function_regparm,
25 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
26 x86_can_output_mi_thunk, ix86_mangle_type,
27 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
28 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
29 i386_pe_binds_local_p): Likewise.
31 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
32 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
33 ia64_invalid_conversion, ia64_invalid_unary_op,
34 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
36 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
37 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
38 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
39 * config/mips/mips.c (mips_use_blocks_for_constant_p,
40 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
41 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
42 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
43 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
44 * config/pa/pa.c (pa_commutative_p): Likewise.
45 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
47 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
48 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
49 rs6000_use_blocks_for_constant_p,
50 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
51 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
52 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
53 * config/s390/s390.c (s390_mangle_type,
54 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
56 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
57 th_in_small_data_p): Likewise.
58 * config/sh/sh.c (sh_ms_bitfield_layout_p,
59 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
61 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
62 sparc_mangle_type): Likewise.
63 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
64 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
65 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
67 * hooks.c (hook_bool_mode_const_rtx_false,
68 hook_bool_mode_const_rtx_true,
69 hook_bool_const_tree_hwi_hwi_const_tree_false,
70 hook_bool_const_tree_hwi_hwi_const_tree_true,
71 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
72 hook_constcharptr_const_tree_null,
73 hook_constcharptr_const_rtx_null,
74 hook_constcharptr_const_tree_const_tree_null,
75 hook_constcharptr_int_const_tree_null,
76 hook_constcharptr_int_const_tree_const_tree_null): New.
77 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
78 hook_bool_tree_hwi_hwi_tree_false,
79 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
80 hook_int_tree_tree_1, hook_constcharptr_tree_null,
81 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
82 hook_constcharptr_int_tree_null,
83 hook_constcharptr_int_tree_tree_null): Delete.
84 (default_can_output_mi_thunk_no_vcall): Constify.
85 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
86 hook_bool_tree_hwi_hwi_tree_false,
87 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
88 hook_int_tree_tree_1, hook_constcharptr_tree_null,
89 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
90 hook_constcharptr_int_tree_null,
91 hook_constcharptr_int_tree_tree_null): Delete.
92 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
93 hook_bool_const_tree_hwi_hwi_const_tree_false,
94 hook_bool_const_tree_hwi_hwi_const_tree_true,
95 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
96 hook_constcharptr_const_tree_null,
97 hook_constcharptr_const_rtx_null,
98 hook_constcharptr_const_tree_const_tree_null,
99 hook_constcharptr_int_const_tree_null,
100 hook_constcharptr_int_const_tree_const_tree_null): New.
101 (default_can_output_mi_thunk_no_vcall): Constify.
102 * integrate.c (function_attribute_inlinable_p): Likewise.
103 * integrate.h (function_attribute_inlinable_p): Likewise.
104 * jump.c (rtx_renumbered_equal_p): Likewise.
105 * output.h (decl_readonly_section, categorize_decl_for_section,
106 default_use_anchors_for_symbol_p, default_binds_local_p,
107 default_binds_local_p_1): Likewise.
108 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
110 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
111 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
112 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
113 TARGET_COMP_TYPE_ATTRIBUTES,
114 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
115 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
116 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
117 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
118 TARGET_DWARF_CALLING_CONVENTION): Likewise.
119 * target.h (can_output_mi_thunk, needs_block_p,
120 first_cycle_multipass_dfa_lookahead_guard_spec,
121 vector_alignment_reachable, comp_type_attributes,
122 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
123 commutative_p, use_blocks_for_constant_p,
124 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
125 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
126 invalid_within_doloop, valid_dllimport_attribute_p,
127 split_complex_arg, invalid_arg_for_unprototyped_fn,
128 invalid_conversion, invalid_unary_op, invalid_binary_op):
130 * targhooks.c (default_invalid_within_doloop,
131 hook_invalid_arg_for_unprototyped_fn,
132 default_builtin_vector_alignment_reachable): Likewise.
133 (hook_bool_rtx_commutative_p): Delete.
134 (hook_bool_const_rtx_commutative_p): New.
135 * targhooks.h (default_invalid_within_doloop,
136 default_builtin_vector_alignment_reachable,
137 hook_invalid_arg_for_unprototyped_fn): Constify.
138 (hook_bool_rtx_commutative_p): Delete.
139 (hook_bool_const_rtx_commutative_p): New.
140 * varasm.c (bss_initializer_p, decl_default_tls_model,
141 categorize_decl_for_section, decl_readonly_section,
142 default_use_anchors_for_symbol_p, default_binds_local_p,
143 default_binds_local_p_1): Constify.
145 2007-08-24 Jie Zhang <jie.zhang@analog.com>
147 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
148 __NO_BUILTIN if -fno-builtin.
150 2007-08-24 Jie Zhang <jie.zhang@analog.com>
152 * config/bfin/bfin.c (print_operand): Report error instead of
153 ICE for wrong operand.
155 2007-08-24 Michael Matz <matz@suse.de>
157 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
159 2007-08-24 Richard Guenther <rguenther@suse.de>
162 * tree-ssa.c (useless_type_conversion_p): Split into a
163 recursive and a non-recursive part.
164 (useless_type_conversion_p_1): New function.
165 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
166 from maybe_fold_offset_to_reference is trivially convertible
167 to the desired type before doing the simplification.
169 2007-08-24 Jakub Jelinek <jakub@redhat.com>
171 * expr.c (store_expr): Optimize initialization of an array
173 * expr.h (builtin_strncpy_read_str): New prototype.
174 * builtins.c (builtin_strncpy_read_str): Remove prototype.
177 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
180 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
181 field when initializing if_info structure.
183 2007-08-24 Richard Guenther <rguenther@suse.de>
185 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
187 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
188 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
189 * tree-inline.c (inlinable_function_p): Fold in common parts of
190 the cannot_inline_tree_fn langhook.
191 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
192 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
193 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
194 cannot_inline_tree_fn langhook.
195 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
196 cannot_inline_tree_fn member.
198 2007-08-24 Richard Guenther <rguenther@suse.de>
200 * expr.c (get_inner_reference): Do computation of bitoffset
201 from offset in a way we can detect overflow reliably.
203 2007-08-24 Jie Zhang <jie.zhang@analog.com>
205 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
207 2007-08-24 Jie Zhang <jie.zhang@analog.com>
209 * config/bfin/bfin.opt (mfast-fp): Add.
210 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
211 libbffastfp override libgcc if -mfast-fp.
212 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
213 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
214 (Blackfin Options): Document -mfast-fp.
216 2007-08-24 Jakub Jelinek <jakub@redhat.com>
218 PR tree-optimization/32573
220 * tree-data-ref.c (initialize_data_dependence_relation): Clear
221 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
222 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
223 (build_classic_dist_vector): Return false rather than true if
224 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
225 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
226 returned false. Don't call save_dist_v before calling
227 build_classic_dist_vector_1.
228 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
229 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
230 DDR_DIR_VECTS vectors.
232 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
234 * configure.ac (leb128): Modify sed statement to work with any binutils
236 * configure: Regenerate
238 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
240 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
241 Wrap in RTX_CODE macro guard.
242 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
243 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
244 arm_mark_dllimport, arm_pe_encode_section_info,
245 arm_pe_unique_section): Use ISO-C function declarations.
246 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
247 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
248 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
250 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
251 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
253 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
255 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
256 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
257 (register_move_cost): Use ISO-C function declarations.
258 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
259 * config/score/score-protos.h (score_declare_object): Add
261 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
263 * final.c (profile_function): Avoid empty if-bodies.
266 * calls.c (must_pass_in_stack_var_size,
267 must_pass_in_stack_var_size_or_pad): Constify.
268 * config/alpha/alpha-protos.h (function_value): Likewise.
269 * config/alpha/alpha.c (alpha_return_in_memory,
270 alpha_pass_by_reference, function_value,
271 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
272 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
274 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
275 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
276 TARGET_PROMOTE_PROTOTYPES): Likewise.
277 * config/arm/arm-protos.h (arm_return_in_memory,
278 arm_pad_arg_upward, arm_function_value): Likewise.
279 * config/arm/arm.c (arm_pass_by_reference,
280 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
281 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
282 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
284 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
285 * config/avr/avr-protos.h (avr_function_value): Likewise.
286 * config/avr/avr.c (avr_return_in_memory,
287 gas_output_limited_string, gas_output_ascii, avr_function_value,
288 avr_return_in_memory): Likewise.
289 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
290 * config/bfin/bfin.c (bfin_pass_by_reference,
291 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
292 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
294 * config/cris/cris.c (cris_pass_by_reference,
295 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
296 * config/crx/crx.c (crx_return_in_memory): Likewise.
297 * config/darwin.c (function_base, machopic_function_base_name):
299 * config/fr30/fr30.c (fr30_must_pass_in_stack,
300 TARGET_PROMOTE_PROTOTYPES): Likewise.
301 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
302 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
303 * config/i386/i386-protos.h (ix86_return_in_memory,
304 ix86_sol10_return_in_memory): Likewise.
305 * config/i386/i386.c (ix86_function_value,
306 ix86_function_sseregparm, ix86_must_pass_in_stack,
307 type_natural_mode, classify_argument, examine_argument,
308 construct_container, ix86_pass_by_reference, function_value_32,
309 function_value_64, ix86_function_value_1, return_in_memory_32,
310 return_in_memory_64, return_in_memory_ms_64,
311 ix86_return_in_memory, ix86_sol10_return_in_memory,
312 TARGET_PROMOTE_PROTOTYPES): Likewise.
313 * config/ia64/ia64-protos.h (ia64_function_value,
314 ia64_hpux_function_arg_padding): Likewise.
315 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
316 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
317 ia64_hpux_function_arg_padding): Likewise.
318 * config/iq2000/iq2000-protos.h (function_arg,
319 iq2000_function_value): Likewise.
320 * config/iq2000/iq2000.c (iq2000_return_in_memory,
321 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
322 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
323 function_arg, iq2000_function_value): Likewise.
324 * config/m32c/m32c-protos.h (m32c_function_value,
325 m32c_promote_function_return): Likewise.
326 * config/m32c/m32c.c (m32c_pass_by_reference,
327 m32c_promote_prototypes, m32c_promote_function_return,
328 m32c_function_value): Likewise.
329 * config/m32r/m32r.c (m32r_return_in_memory,
330 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
331 m32r_in_small_data_p): Likewise.
332 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
334 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
335 m68hc11_function_arg_padding): Likewise.
336 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
337 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
338 m68k_function_value): Likewise.
339 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
340 mcore_function_value): Likewise.
341 * config/mcore/mcore.c (handle_structs_in_regs,
342 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
343 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
344 mcore_num_arg_regs, mcore_function_value): Likewise.
345 * config/mips/mips-protos.h (mips_pad_arg_upward,
346 mips_function_value): Likewise.
347 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
348 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
349 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
350 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
351 mips_function_value): Likewise.
352 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
354 * config/mmix/mmix.c (mmix_pass_by_reference,
355 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
356 mmix_encode_section_info): Likewise.
357 * config/mn10300/mn10300-protos.h (mn10300_function_value):
359 * config/mn10300/mn10300.c (mn10300_return_in_memory,
360 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
361 mn10300_function_value): Likewise.
362 * config/mt/mt-protos.h (mt_function_value): Likewise.
363 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
364 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
365 * config/pa/pa-protos.h (function_arg_padding, function_value,
366 pa_return_in_memory): Likewise.
367 * config/pa/pa.c (pa_pass_by_reference,
368 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
369 function_arg_padding, function_value, pa_return_in_memory):
371 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
372 * config/rs6000/rs6000-protos.h (rs6000_function_value,
373 function_arg_padding): Likewise.
374 * config/rs6000/rs6000.c (rs6000_return_in_memory,
375 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
376 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
377 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
378 function_arg_padding, altivec_expand_dst_builtin,
379 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
380 altivec_init_builtins, rs6000_common_init_builtins,
381 rs6000_function_value): Likewise.
382 * s390/s390-protos.h (s390_function_value): Likewise.
383 * config/s390/s390.c (s390_function_arg_size,
384 s390_pass_by_reference, s390_return_in_memory,
385 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
386 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
387 * config/score/score-protos.h (score_function_value): Likewise.
388 * config/score/score.c (score_arg_partial_bytes,
389 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
390 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
391 score_pass_by_reference, score_add_offset, score_function_value):
393 * config/sh/sh-protos.h (sh_attr_renesas_p,
394 sh_promote_prototypes): Likewise.
395 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
396 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
397 sh_attr_renesas_p): Likewise.
398 * config/sparc/sparc-protos.h (function_value,
399 function_arg_padding): Likewise.
400 * config/sparc/sparc.c (sparc_promote_prototypes,
401 sparc_return_in_memory, sparc_pass_by_reference,
402 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
403 function_arg_record_value_2, function_arg_record_value_1,
404 function_arg_record_value, function_arg_record_value,
405 function_arg_padding, function_value): Likewise.
406 * config/spu/spu-protos.h (spu_function_value): Likewise.
407 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
408 spu_function_value): Likewise.
409 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
411 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
412 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
413 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
415 * config/v850/v850.c (v850_return_in_memory,
416 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
417 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
418 * config/xtensa/xtensa.c (xtensa_return_in_msb,
419 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
420 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
422 * explow.c (promote_mode, hard_function_value): Likewise.
423 * expr.h (hard_function_value, promote_mode): Likewise.
424 * function.c (aggregate_value_p): Likewise.
425 * hooks.c (hook_bool_const_tree_true): New.
426 * hooks.h (hook_bool_const_tree_true): New.
427 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
428 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
429 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
430 TARGET_RETURN_IN_MSB): Likewise.
431 * target.h (promote_function_args, promote_function_return,
432 promote_prototypes, return_in_memory, return_in_msb,
433 pass_by_reference, must_pass_in_stack, callee_copies,
434 function_value): Likewise.
435 * targhooks.c (default_return_in_memory,
436 hook_pass_by_reference_must_pass_in_stack,
437 hook_callee_copies_named,
438 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
439 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
440 default_function_value): Likewise.
441 * targhooks.h (default_return_in_memory,
442 hook_pass_by_reference_must_pass_in_stack,
443 hook_callee_copies_named,
444 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
445 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
446 default_function_value): Likewise.
447 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
448 (equiv_class_label_hash, equiv_class_label_eq): Constify.
449 * tree-vectorizer.c (bb_in_loop_p): Likewise.
450 * tree.c (needs_to_live_in_memory): Likewise.
451 * tree.h (struct tree_type, needs_to_live_in_memory,
452 aggregate_value_p, must_pass_in_stack_var_size,
453 must_pass_in_stack_var_size_or_pad): Likewise.
454 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
455 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
456 lookup_filename): Likewise.
458 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
461 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
462 fake fcomi i387 instruction for !TARGET_CMOVE.
463 (ix86_expand_branch): Expand natural sequence with one jump for
464 all targets, not only TARGET_CMOVE.
465 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
466 pattern to implement fake fcomi sequence. Split instruction after
467 reload to correct compare sequences.
468 (*cmpfp_xf_cc): Ditto.
469 (*cmpfp_<mode>_cc): Ditto.
470 (*cmpfp_u_cc): Ditto.
471 (*cmpfp_<mode>_cc): Ditto.
473 2007-08-23 Richard Guenther <rguenther@suse.de>
475 * tree-pretty-print.c (dump_generic_node): Annotate
476 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
478 2007-08-23 Richard Guenther <rguenther@suse.de>
480 * builtins.c (expand_builtin_mathfn): Wrap argument in
481 save_expr directly instead of re-building the call.
482 (expand_builtin_mathfn_2): Likewise.
483 (expand_builtin_mathfn_3): Likewise.
484 (expand_builtin_interclass_mathfn): Likewise.
485 (expand_builtin_int_roundingfn): Set arg.
486 (expand_builtin_int_roundingfn_2): Likewise.
488 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
490 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
491 *sse_nand<mode>3, *sse_xor<mode>3): New.
493 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
495 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
496 * config/i386/i386.c (print_operand): Handle ';' code. Output
497 semicolon for TARGET_MACHO.
498 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
499 emit semicolon after 'lock' prefix.
500 (sync_double_compare_and_swap<mode>): Ditto.
501 (*sync_double_compare_and_swapdi_pic): Ditto.
502 (*sync_compare_and_swap_cc<mode>): Ditto.
503 (sync_double_compare_and_swap_cc<mode>): Ditto.
504 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
505 (sync_old_add<mode>): Ditto.
506 (sync_add<mode>): Ditto.
507 (sync_sub<mode>): Ditto.
508 (sync_ior<mode>): Ditto.
509 (sync_and<mode>): Ditto.
510 (sync_xor<mode>): Ditto.
512 2007-08-22 Chao-ying Fu <fu@mips.com>
514 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
516 (copy_rtx): Handle CONST_FIXED.
517 (rtx_equal_p): Likewise.
518 * rtl.h (fixed_value.h): New include.
519 (rtx_def): Add a new field of fixed_value to u.
520 (XCNMPFV): Define for accessing fixed_value.
521 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
523 * rtl.def (CONST_FIXED): New constant.
524 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
525 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
526 US_ASHIFT): New codes.
527 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
528 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
529 unsigned_fract_convert, unsigned_sat_fract): Document them.
530 * varasm.c (assemble_integer): Extend to support fixed-point constants
531 by using different machine classes.
532 (decode_addr_const): Handle FIXED_CST.
533 (const_hash_1): Likewise.
534 (compare_constant): Likewise.
535 (copy_constant): Likewise.
536 (const_rtx_hash_1): Handle CONST_FIXED.
537 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
538 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
540 (initializer_constant_valid_p): Handle FIXED_CST.
541 (output_constant): Support FIXED_POINT_TYPE.
542 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
543 * cse.c (hash_rtx): Support CONST_FIXED.
544 (exp_equiv_p): Likewise.
545 (cannon_reg): Likewise.
546 (fold_rtx): Likewise.
547 (equiv_constant): Likewise.
548 (cse_process_notes_1): Likewise.
549 (count_reg_usage): Likewise.
550 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
551 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
552 (wrap_constant): Check CONST_FIXED.
553 (cselib_hash_rtx): Support CONST_FIXED.
554 (cselib_subst_to_values): Likewise.
555 * df-scan.c (df_uses_record): Likewise.
556 * gcse.c (want_to_gcse_p): Likewise.
557 (oprs_unchanged_p): Likewise.
558 (oprs_not_set_p): Likewise.
559 (compute_transp): Likewise.
560 (extract_mentioned_regs_helper): Likewise.
561 * genemit.c (gen_exp): Likewise.
562 * local-alloc.c (equiv_init_varies_p): Likewise.
563 (contains_replace_regs): Likewise.
564 (memref_referenced_p): Likewise.
565 * loop-invariant.c (check_maybe_invariant): Likewise.
566 (hash_invariant_expr_1): Likewise.
567 (invariant_expr_equal_p): Likewise.
568 * postreload-gcse.c (oprs_unchanged_p): Likewise.
569 * regclass.c (reg_scan_mark_refs): Likewise.
570 * regrename.c (scan_rtx): Likewise.
571 * resource.c (mark_referenced_resources): Likewise.
572 (mark_set_resources): Likewise.
573 * rtlanal.c (rtx_unstable_p): Likewise.
574 (rtx_varies_p): Likewise.
575 (count_occurrences): Likewise.
576 (reg_mentioned_p): Likewise.
577 (modified_between_p): Likewise.
578 (modified_in_p): Likewise.
579 (volatile_insn_p): Likewise.
580 (volatile_refs_p): Likewise.
581 (side_effects_p): Likewise.
582 (may_trap_p_1): Likewise.
583 (inequality_comparisons_p): Likewise.
584 (computed_jump_p_1): Likewise.
585 (commutative_operand_precedence): Likewise.
586 * sched-deps.c (sched_analyze_2): Likewise.
587 * sched-vis.c (print_value): Likewise.
588 * reload.c (operands_match_p): Likewise.
589 (subst_reg_equivs): Likewise.
590 * reload1.c (eliminate_regs_1): Likewise.
591 (elimination_effects): Likewise.
592 (scan_paradoxical_subregs): Likewise.
593 * alias.c (rtx_equal_for_memref_p): Likewise.
594 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
595 * emit-rtl.c (const_fixed_htab): New hash table.
596 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
598 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
599 const_fixed_from_fixed_value): New functions.
600 (verify_rtx_sharing): Handle CONST_FIXED.
601 (copy_rtx_if_shared_1): Likewise.
602 (reset_used_flags): Likewise.
603 (set_used_flags): Likewise.
604 (copy_insn_1): Likewise.
605 (init_emit_once): Create const_fixed_htab.
606 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
608 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
610 PR tree-optimization/32949
611 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
612 before failing for ivs with non-constant step.
614 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
616 * doc/md.texi (Iterators): Renamed from Macros. All contents
617 changed to reflect rename of respectively define_code_macro and
618 define_mode_macro to define_code_iterator and define_mode_iterator.
619 (Mode Iterators, Code Iterators): Similar.
620 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
621 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
622 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
623 (initialize_iterators, find_iterator, check_code_iterator)
624 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
625 (read_mapping, read_rtx_1): Similar.
626 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
627 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
628 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
629 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
630 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
631 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
632 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
633 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
634 config/rs6000/sync.md, config/rs6000/rs6000.md,
635 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
636 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
637 config/vax/vax.md, config/bfin/bfin.md: Similar.
639 2007-08-22 David Daney <ddaney@avtrex.com>
641 * doc/install.texi (Testing): Mention testing on a simulator.
643 2007-08-22 Janis Johnson <janis187@us.ibm.com>
645 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
647 * doc/libgcc.texi (Decimal float library routines): Fix formatting
648 and rearrange floating point conversion functions into different
651 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
653 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
654 dfa_post_advance_cycle): New scheduler hooks.
655 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
656 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
658 (TARGET_SCHED): Use them.
659 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
660 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
661 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
663 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
664 function to facilitate debugging.
665 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
666 (output_insn_has_dfa_reservation_p): New static function to output
667 insn_has_dfa_reservation_p ().
668 (write_automata): Use it.
669 * genattr.c (main): Output declaration for
670 insn_has_dfa_reservation_p ().
672 2007-08-22 Christian Bruel <christian.bruel@st.com>
673 Richard Guenther <rguenther@suse.de>
675 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
676 * simplify_rtx (simplify_binary_operation_1): Likewise.
678 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
680 PR rtl-optimization/32557
681 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
682 of REGNO (mws->mw_reg).
684 2007-08-22 Richard Guenther <rguenther@suse.de>
687 * builtins.c (expand_builtin_int_roundingfn): Replace call
688 argument wrapped with SAVE_EXPR directly.
689 (expand_builtin_int_roundingfn_2): Likewise.
691 2007-08-22 Richard Guenther <rguenther@suse.de>
693 * tree-inline.c (inlinable_function_p): Restore disregarding
694 inline limits for GNU extern inline functions.
696 2007-08-22 Richard Guenther <rguenther@suse.de>
699 * tree.c (host_integerp): Treat sizetype as signed as it is
702 2007-08-21 Ian Lance Taylor <iant@google.com>
704 PR tree-optimization/33134
705 * tree-vrp.c (adjust_range_with_scev): Call
706 set_value_range_to_value.
708 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
710 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
713 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
715 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
718 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
720 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
721 cases to set eight bytes at a time.
722 (expand_block_move): Likewise.
724 2007-08-21 Jakub Jelinek <jakub@redhat.com>
727 * dwarf2out.c (gen_decl_die): Don't call
728 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
730 2007-08-21 Paul Brook <paul@codesourcery.com>
731 Nathan Sidwell <nathan@codesourcery.com>
732 Mark Mitchell <mark@codesourcery.com>
733 Joseph Myers <joseph@codesourcery.com>
735 * configure.ac: Add --with-pkgversion and --with-bugurl.
736 * configure: Regenerate.
737 * doc/install.texi: Document them.
738 * version.c (version_string): Remove VERSUFFIX.
740 (pkgversion_string): New.
741 (bug_report_url): Do not hard-code initializer.
742 * version.h (pkgversion_string): Declare.
743 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
745 (version.o): Define PKGVERSION and BUGURL.
746 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
747 (%.pod): Define BUGURL.
748 * gcc.c (process_command, main): Use pkgversion_string.
749 * toplev.c (compile_file, print_version): Likewise.
750 * protoize.c (main): Likewise.
751 * gcov.c (print_version): Likewise. Update copyright date.
752 * gcov-dump.c (print_version): Likewise. Update copyright date.
753 * mips-tdump.c (main): Likewise. Update copyright date.
754 * mips-tfile.c (main): Likewise. Update copyright date.
755 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
756 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
758 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
759 * doc/gccint.texi: Likewise.
760 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
761 Update copyright date.
763 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
765 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
766 (ix86_expand_strlensi_unroll_1): Ditto.
767 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
768 (ix86_expand_carry_flag_compare): Update comment.
770 2007-08-21 Jakub Jelinek <jakub@redhat.com>
773 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
774 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
776 2007-08-21 Richard Guenther <rguenther@suse.de>
778 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
780 2007-08-21 Richard Guenther <rguenther@suse.de>
783 * fold-const.c (fold_binary): Remove index +p PTR folding.
784 Fix types of POINTER_PLUS_EXPR generated by folding of
787 2007-08-20 Chao-ying Fu <fu@mips.com>
789 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
790 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
791 RID_ONEWAY, so that it can be checked in declspecs_add_type.
792 (c_common_fixed_point_type_for_size): Declare.
793 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
794 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
795 (c_token_starts_declspecs): Likewise.
796 (c_parser_declspecs): Likewise.
797 (c_parser_attributes): Likewise.
798 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
799 (c_declspecs): Add saturating_p.
800 * c-decl.c (build_null_declspecs): Initialize saturating_p.
801 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
802 _Sat. Handle RID_SAT.
803 Avoid using void, bool, char, int, float, double, _Decimal32,
804 _Decimal64, _Decimal128, and complex with _Sat.
805 Handle RID_FRACT and RID_ACCUM.
806 Make sure _Sat is used with _Fract or _Accum.
807 (finish_declspecs): Handle cts_fract and cts_accum.
808 * c-common.c (fixed-value.h): New include.
809 (constant_expression_warning): Handle FIXED_CST.
810 (overflow_warning): Likewise.
811 (warnings_for_convert_and_check): Likewise.
812 (c_common_fixed_point_type_for_size): New.
813 (c_common_type_for_mode): Handle fixed-point modes to
814 return various saturating/non-saturating, signed/unsigned types.
815 (c_common_signed_or_unsigned_type): Support fixed-point types.
816 (shorten_compare): Check fixed-point zero.
817 Handle FIXED_POINT_TYPE.
818 (c_common_truthvalue_conversion): Handle FIXED_CST.
819 Handle FIXED_POINT_TYPE.
820 (c_common_nodes_and_builtins): Record builtin types for fixed-point
822 (handle_mode_attribute): Handle fixed-point modes. Need to check
823 if the signness of base type and fixed-point modes are consistent.
824 (handle_vector_size_attribute): Handle fixed-point modes.
825 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
826 (warn_for_div_by_zero): Check fixed-point zero.
827 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
828 a common fixed-point type based on fbit, ibit, sign, and saturation.
829 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
830 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
831 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
832 (convert_for_assignment): Support FIXED_POINT_TYPE.
833 (digest_init): Handle FIXED_POINT_TYPE.
834 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
835 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
836 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
837 GE_EXPR, LT_EXPR, GT_EXPR.
838 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
839 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
840 * target.h (gcc_target): Add fixed_point_supported_p.
841 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
842 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
843 (default_fixed_point_supported_p): Define.
844 * targhooks.h (default_fixed_point_supported_p): Declare.
845 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
846 * doc/install.texi (Configuration): Add --enable-fixed-point.
847 * configure.ac (--enable-fixed-point): New to enable fixed-point
848 arithmetic extension to C. For mips targets, we enable it by default.
849 * configure, config.in: Regenerate.
851 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
853 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
855 2007-08-20 David Edelsohn <edelsohn@gnu.org>
857 * dwarf2out.c (text_section_used): Move declaration outside ifdef
858 DWARF2_DEBUGGING_INFO.
859 (cold_text_section_used): Same.
860 (cold_text_section): Same.
862 2007-08-20 Richard Guenther <rguenther@suse.de>
864 * c-typeck.c (convert_for_assignment): Use the type of
865 the member for the initialization.
867 2007-08-20 Richard Guenther <rguenther@suse.de>
869 * c-objc-common.c (c_disregard_inline_limits): Remove.
870 * c-objc-common.h (c_disregard_inline_limits): Likewise.
871 * cgraphunit.c (cgraph_process_new_functions): Call
872 disregard_inline_limits_p.
873 (cgraph_preserve_function_body_p): Likewise.
874 * ipa-inline.c (compute_inline_parameters): Likewise.
875 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
877 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
878 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
879 disregard_inline_limits langhook.
880 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
882 * langhooks.h (lang_hooks_for_tree_inlining): Remove
883 disregard_inline_limits langhook.
884 * tree-inline.c (disregard_inline_limits_p): New function.
885 * tree-inline.h (disregard_inline_limits_p): Declare.
887 2007-08-20 Richard Guenther <rguenther@suse.de>
889 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
890 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
891 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
892 auto_var_in_fn_p langhook.
893 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
895 * tree.c (auto_var_in_fn_p): ... here.
896 (find_var_from_fn): Call auto_var_in_fn_p directly.
897 * langhooks.h (lang_hooks_for_tree_inlining): Remove
898 auto_var_in_fn_p langhook.
899 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
900 (copy_body_r): Likewise.
901 (self_inlining_addr_expr): Likewise.
902 * tree.h (auto_var_in_fn_p): Declare.
904 2007-08-20 Richard Guenther <rguenther@suse.de>
906 * tree.c (WALK_SUBTREE): Call walk_tree_1.
907 (walk_type_fields): Take lh parameter.
908 (walk_tree): Rename to ...
909 (walk_tree_1): ... this. Do not call the walk_subtrees
910 langhook but the now passed callback. Pass lh on recursion.
911 (walk_tree_without_duplicates): Rename to ...
912 (walk_tree_without_duplicates_1): ... this. Take lh parameter
913 and call walk_tree_1.
914 * tree.h (walk_tree_lh): New typedef.
915 (walk_tree_1): Declare.
916 (walk_tree_without_duplicates_1): Likewise.
917 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
918 (walk_tree_without_duplicates): New define to
919 walk_tree_without_duplicates_1 with NULL lh parameter.
920 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
921 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
923 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
924 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
925 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
928 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
931 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
932 code in front of the compacting of basic blocks.
933 Move the folding of statements inbetween the cgraph checking
934 and compacting of basic blocks.
936 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
937 Serge Belyshev <belyshev@depni.sinp.msu.ru>
940 * config/alpha/alpha.c (va_list_skip_additions): Check for
941 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
942 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
943 PLUS_EXPR when checking ap.__base.
944 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
945 when doing addition on pointer types. Use size_int instead of
947 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
948 ptr_type in the second operand.
950 2007-08-19 Andrew Pinski <pinskia@gmail.com>
953 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
955 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
958 * cfgexpand.c (expand_one_register_var): Mark pointer
959 DECL_ARTIFICIAL as REG_POINTER also.
960 * stmt.c (expand_decl): Likewise.
962 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
969 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
970 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
971 on_worklist argument and avoid adding things to worklist multiple
973 (add_to_worklist): Ditto.
974 (mark_aliases_call_clobbered): Mark entire structure clobbered if
975 single SFT is clobbered.
976 (set_initial_properties): Ditto.
977 (compute_call_clobbered): Update for changes to function
979 (create_overlap_variables_for): Always create SFT for offset 0.
980 (create_structure_vars): Handle PHI's, since we are in SSA form at
982 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
983 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
985 (add_vars_for_offset): Figure out aliases from access + points-to.
986 (add_virtual_operand): Use add_vars-for_offset.
987 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
988 (add_call_clobber_ops): Remove makes_clobbering_call set.
989 (get_expr_operands): Always pass through the INDIRECT_REF
991 * tree-ssa-structalias.c (struct constraint_graph): Remove
993 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
994 address_taken, pt_used, number_incoming.
995 (FIRST_ADDR_NODE): Removed.
996 (merge_graph_nodes): Remove broken code for the moment.
997 (init_graph): New function.
998 (build_pred_graph): Remove code to init_graph.
999 Add location equivalence support.
1000 (struct scc_info): Rename roots to deleted.
1002 (init_scc_info): Ditto
1003 (init_topo_info): Use graph->size.
1004 (compute_topo_order): Ditto.
1005 (do_da_constraint): Removed.
1006 (do_sd_constraint): Remove calls to find().
1007 set_union_with_increment should always get 0 as last arg here.
1008 (do_complex_constraint): Replace do_da_constraint with assert.
1010 (struct equiv_class_label): New.
1011 (pointer_equiv_class_table): Ditto.
1012 (location_equiv_class_table): Ditto.
1013 (equiv_class_label_hash): Ditto.
1014 (equiv_class_label_eq): Ditto
1015 (equiv_class_lookup): Ditto.
1016 (equiv_class_ladd): Ditto.
1017 (pointer_equiv_class): Ditto.
1018 (location_equiv_class): Ditto.
1019 (condense_visit): Rename and rewrite from label_visit to do only
1020 SCC related stuff for HU.
1021 (label_visit): Do HU work for HU.
1022 (perform_var_substitution): Update to do HU and location
1024 (free_var_substitution_info): Update to free HU and location
1025 equivalence structures. */
1026 (find_equivalent_node): Update for pointer but not location
1028 (unite_pointer_equivalences): New function.
1029 (move_complex_constraints): Rewrite to only do moving.
1030 (rewrite_constraints): Split out of move_complex_constraints.
1031 (solve_graph): Use graph->size.
1032 (process_constraint_1): Add from_call argument, use it.
1033 Split *a = &b into two constraints.
1034 (process_constraint): Use new process_constraint_1.
1035 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
1036 (get_constraint_for): Handle non-pointer integers properly.
1037 Remove code that used to handle structures.
1038 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
1039 with unknown addends.
1040 (handle_rhs_call): New function.
1041 (find_func_aliases): Use handle_rhs_call.
1042 (set_uids_in_ptset): Add an assert.
1043 (set_used_smts): Fix bug in not considering unified vars.
1044 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
1045 (compute_points_to_sets): Update for other function changes.
1046 (delete_points_to_sets): Ditto.
1047 (ipa_pta_execute): Ditto.
1048 (pass_ipa_pta): We need to update SSA after ipa_pta.
1050 2007-08-19 Jan Hubicka <jh@suse.cz>
1052 * i386.md: Replace "rim" and "mri" constraints by "g".
1054 2007-08-19 Joseph Myers <joseph@codesourcery.com>
1056 * dwarf2out.c (text_section_used, cold_text_section_used,
1057 cold_text_section, dwarf2out_note_section_used): New.
1058 (dwarf2out_init): Initialize cold_text_section.
1059 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
1060 dwarf2out_note_section_used.
1061 (size_of_aranges): Only count entry for text section if it was
1062 used. Count entry for cold text section if it was used.
1063 (output_aranges): Only output entries for text section and cold
1064 text section if they were used.
1066 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1068 * tree-pretty-print.c (debug_generic_expr): Add a comment about
1070 (debug_generic_stmt): Likewise.
1071 (debug_tree_chain): Likewise.
1073 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1075 * tree-data-refs.c (split_constant_offset): Expose.
1076 * tree-data-refs.h (split_constant_offset): Add declaration.
1078 * tree-vectorizer.h (dr_alignment_support): Renamed
1079 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
1080 Added a new value dr_explicit_realign.
1081 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
1082 dr_offset, dr_step, and dr_aligned_to, along with new access
1083 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
1084 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
1085 STMT_VINFO_DR_ALIGNED_TO.
1087 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
1089 In case of outer-loop vectorization with non-fixed misalignment - use
1090 the dr_explicit_realign scheme instead of the optimized realignment
1092 (new_stmt_vec_info): Initialize new fields.
1094 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
1095 'nested_in_vect_loop' case. Change verbosity level.
1096 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
1097 Don't fail on zero step in the outer-loop for loads.
1098 (vect_analyze_data_refs): Call split_constant_offset to calculate
1099 base, offset and init relative to the outer-loop.
1101 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
1102 BSI function argument with a new function argument - at_loop.
1103 Simplify the condition that determines STEP. Takes additional argument
1104 INV_P. Support outer-loop vectorization (handle the
1105 nested_in_vect_loop case), including zero step in the outer-loop. Call
1106 vect_create_addr_base_for_vector_ref with additional argument.
1107 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
1108 Updated function documentation. Handle the 'nested_in_vect_loop' case.
1109 Fixed and simplified calculation of step.
1110 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
1111 of bsi, and with additional argument. Call bump_vector_ptr with
1112 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
1113 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
1114 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
1115 when the realignment setup needs to take place inside the loop.
1116 Support the dr_explicit_realign scheme. Allow generating the optimized
1117 realignment scheme for outer-loop vectorization. Added documentation.
1118 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
1119 the 'nested_in_vect_loop' case, including loads that are invariant in
1120 the outer-loop and the realignment schemes. Handle the case when the
1121 realignment setup needs to take place inside the loop. Call
1122 vect_setup_realignment with additional arguments. Call
1123 vect_create_data_ref_ptr with additional argument and with loop instead
1124 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
1125 (vect_gen_niters_for_prolog_loop): Call
1126 vect_create_addr_base_for_vector_ref with additional arguments.
1127 (vect_create_cond_for_align_checks): Likewise.
1128 (bump_vector_ptr): Updated to support the new dr_explicit_realign
1129 scheme: takes additional argument bump; argument ptr_incr is now
1130 optional; updated documentation.
1131 (vect_init_vector): Takes additional argument (bsi). Use it, if
1132 available, to insert the vector initialization.
1133 (get_initial_def_for_induction): Pass additional argument in call to
1135 (vect_get_vec_def_for_operand): Likewise.
1136 (vect_setup_realignment): Likewise.
1137 (vectorizable_load): Likewise.
1139 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1141 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
1142 as argument instead of struct loop.
1143 (nested_in_vect_loop_p): New function.
1144 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
1146 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
1147 from other phis in the loop.
1148 (destroy_loop_vec_info): Add additional argument to declaration.
1150 * tree-vectorizer.c (supportable_widening_operation): Also check if
1151 nested_in_vect_loop_p (don't allow changing the order in this case).
1152 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
1153 of struct loop. Call nested_in_vect_loop_p and don't require
1154 flag_unsafe_math_optimizations if it returns true.
1155 (new_stmt_vec_info): When setting def_type for phis differentiate
1156 loop-header phis from other phis.
1157 (bb_in_loop_p): New function.
1158 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
1159 just update their loop_vinfo. Order of BB traversal now matters -
1160 call dfs_enumerate_from with bb_in_loop_p.
1161 (destroy_loop_vec_info): Takes additional argument to control whether
1162 stmt_vinfo of the loop stmts should be destroyed as well.
1163 (vect_is_simple_reduction): Allow the "non-reduction" use of a
1164 reduction stmt to be defines by a non loop-header phi.
1165 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
1167 * tree-vect-transform.c (vectorizable_reduction): Call
1168 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
1169 (vectorizable_call): Likewise.
1170 (vectorizable_conversion): Likewise.
1171 (vectorizable_operation): Likewise.
1172 (vectorizable_type_promotion): Likewise.
1173 (vectorizable_type_demotion): Likewise.
1174 (vectorizable_store): Likewise.
1175 (vectorizable_live_operation): Likewise.
1176 (vectorizable_reduction): Likewise. Also pass loop_info to
1177 vect_is_simple_reduction instead of loop.
1178 (vect_init_vector): Call nested_in_vect_loop_p.
1179 (get_initial_def_for_reduction): Likewise.
1180 (vect_create_epilog_for_reduction): Likewise.
1181 (vect_init_vector): Check which loop to work with, in case there's an
1183 (get_initial_def_for_inducion): Extend to handle outer-loop
1184 vectorization. Fix indentation.
1185 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
1186 In the case vect_induction_def get the vector def from the induction
1187 phi node, instead of calling get_initial_def_for_inducion.
1188 (get_initial_def_for_reduction): Extend to handle outer-loop
1190 (vect_create_epilog_for_reduction): Extend to handle outer-loop
1192 (vect_transform_loop): Change assert to just skip this case. Add a
1194 (vect_finish_stmt_generation): Add a couple asserts.
1196 (vect_estimate_min_profitable_iters): Multiply
1197 cost of inner-loop stmts (in outer-loop vectorization) by estimated
1199 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
1200 this is an inner-loop reduction in outer-loop vectorization.
1202 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
1203 Same code as what used to be vect_analyze_scalar_cycles, only with
1204 additional argument loop, and loop_info passed to
1205 vect_is_simple_reduction instead of loop.
1206 (vect_analyze_scalar_cycles): Code factored out into
1207 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
1208 Updated documentation.
1209 (analyze_operations): Check for inner-loop loop-closed exit-phis during
1210 outer-loop vectorization that are live or not used in the outerloop,
1211 cause this requires special handling.
1212 (vect_enhance_data_refs_alignment): Don't consider versioning for
1214 (vect_analyze_data_refs): Check that there are no datarefs in the
1216 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
1217 and vect_used_in_outer_by_reduction cases.
1218 (process_use): Also consider the case of outer-loop stmt defining an
1219 inner-loop stmt and vice versa.
1220 (vect_analyze_loop_1): New function.
1221 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
1222 loops. Call vect_analyze_loop_1.
1223 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
1224 been vectorized. Call destroy_loop_vec_info with additional argument.
1226 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
1227 in the inner-loop when doing outer-loop vectorization. Add
1228 documentation and printout.
1229 (vect_recog_dot_prod_pattern): Likewise. Also add check for
1230 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
1232 2007-08-18 Andrew Pinski <pinskia@gmail.com>
1234 * tree-affine.h (print_aff): New prototype.
1235 (debug_aff): Likewise.
1236 * tree-affine.c (print_aff): New function.
1237 (debug_aff): Likewise.
1239 2007-08-18 Paul Brook <paul@codesourcery.com>
1240 Joseph Myers <joseph@codesourcery.com>
1242 * common.opt (-fdebug-prefix-map=): New option.
1243 * opts.c: Include debug.h.
1244 (common_handle_option): Handle -fdebug-prefix-map.
1245 * final.c: Include ggc.h.
1246 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
1247 remap_debug_filename): New.
1248 * Makefile.in (final.o, opts.o): Update dependencies.
1249 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
1250 * configure.ac: Check for assembler --debug-prefix-map support.
1251 * configure, config.in: Regenerate.
1252 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
1253 (ASM_DEBUG_SPEC): Include ASM_MAP.
1254 * doc/install.texi (--with-debug-prefix-map): Document.
1255 * doc/invoke.texi (-fdebug-prefix-map): Document.
1256 * dbxout.c (dbxout_init, dbxout_start_source_file,
1257 dbxout_source_file): Call remap_debug_filename.
1258 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
1259 dwarf2out_start_source_file, dwarf2out_finish): Call
1260 remap_debug_filename.
1261 (file_table_relative_p): Do not check d->emitted_number.
1262 * toplev.c (output_file_directive): Call remap_debug_filename.
1263 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
1264 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
1266 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1268 * loop-invariant.c (find_invariants_to_move): Add missing macro
1271 2007-08-17 Tom Tromey <tromey@redhat.com>
1273 * tree.h (struct tree_label_decl): Removed old "java" fields.
1275 2007-08-17 Richard Sandiford <richard@codesourcery.com>
1276 Nigel Stephens <nigel@mips.com>
1278 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
1279 Treat -mno-data-in-code and -mcode-xonly as aliases for
1280 -mcode-readable=no and -mcode-readable=pcrel respectively.
1281 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
1282 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
1283 (MULTILIB_DIRNAMES): Update accordingly.
1285 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
1287 * Makefile.in (version.o): Depend on $(REVISION) only if
1288 REVISION_s is defined.
1290 2007-08-17 Sa Liu <saliu@de.ibm.com>
1291 Ulrich Weigand <uweigand@de.ibm.com>
1294 * tree.c (reconstruct_complex_type): For a pointer to a vector,
1295 use build_qualified_type to retain qualifiers of the base type.
1297 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
1299 * config/score/score.md : Update pattern tablejump.
1300 * config/score/score.c : Update score_initialize_trampoline
1302 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
1303 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
1304 * doc/contrib.texi: Add my entry.
1306 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
1308 * Makefile.in (REVISION): New.
1311 (version.o): Also depend on $(REVISION). Add
1312 -DREVISION=$(REVISION_s).
1314 * version.c (version_string): Add REVISION.
1316 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
1318 * tree-eh.c (lower_try_finally_onedest): Reset the locus
1319 of GOTO that's relocated to a different block.
1321 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1323 * c-common.c (const_strip_array_types): New.
1324 * c-common.h (lang_missing_noreturn_ok_p): Delete.
1325 (const_strip_array_types): New.
1326 * c-objc-common.c (c_disregard_inline_limits,
1327 c_warn_unused_global_decl): Constify.
1328 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
1329 c_vla_type_p, c_incomplete_type_error): Likewise.
1330 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
1331 * hooks.c (hook_bool_const_tree_false): New.
1332 * hooks.h (hook_bool_const_tree_false): Likewise.
1333 * langhooks-def.h (lhd_warn_unused_global_decl,
1334 lhd_incomplete_type_error, lhd_expr_size,
1335 lhd_tree_inlining_disregard_inline_limits,
1336 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1337 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
1338 * langhooks.c (lhd_warn_unused_global_decl,
1339 lhd_incomplete_type_error,
1340 lhd_tree_inlining_disregard_inline_limits,
1341 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1342 lhd_expr_size): Likewise.
1343 * langhooks.h (lang_hooks_for_tree_inlining,
1344 lang_hooks_for_tree_dump, lang_hooks_for_types,
1345 lang_hooks_for_decls, lang_hooks): Likewise.
1346 * pointer-set.c (pointer_set_t, pointer_set_create,
1347 pointer_set_contains, insert_aux, pointer_set_insert,
1348 pointer_set_traverse, pointer_map_t, pointer_map_create,
1349 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
1351 * pointer-set.h (pointer_set_contains, pointer_set_insert,
1352 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
1353 pointer_map_traverse): Likewise.
1354 * predict.c (assert_is_empty): Likewise.
1355 * tree-affine.c (free_name_expansion): Likewise.
1356 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
1357 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
1358 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
1360 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
1362 * tree-vectorizer.c (new_loop_vec_info): Initialize new
1364 (destroy_loop_vec_info): Add call to VEC_free.
1365 * tree-vectorizer.h (may_alias_ddrs): Define.
1366 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
1367 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1368 Change reporting to dump.
1369 (vect_is_duplicate_ddr): New.
1370 (vect_mark_for_runtime_alias_test): New.
1371 (vect_analyze_data_ref_dependences) Add call to
1372 vect_mark_for_runtime_alias_test.
1373 (vect_enhance_data_refs_alignment): Define local variable
1374 vect_versioning_for_alias_required, don't perform
1375 peeling for alignment if versioning for alias is
1377 (vect_enhance_data_refs_alignment): Use
1378 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
1379 PARAM_VECT_MAX_VERSION_CHECKS.
1380 * tree-vect-transform.c
1381 (vect_create_cond_for_alias_checks): New.
1382 (vect_transform_loop): Add call to
1383 vect_create_cond_for_alias_checks.
1384 (vect_vfa_segment_size): New.
1385 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
1387 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
1388 * gcc/doc/invoke.texi
1389 (vect-max-version-for-alignment-checks): Document.
1390 (vect-max-version-for-alias-checks): Document.
1391 (vect-max-version-checks): Remove.
1393 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
1395 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
1396 the same line as the instruction for all asm dialects.
1397 (*rep_movsi): Ditto.
1398 (*rep_movsi_rex64): Ditto.
1399 (*rep_movqi): Ditto.
1400 (*rep_movqi_rex64): Ditto.
1401 (*rep_stosdi_rex64): Ditto.
1402 (*rep_stossi): Ditto.
1403 (*rep_stossi_rex64): Ditto.
1404 (*rep_stosqi): Ditto.
1405 (*rep_stosqi_rex64): Ditto.
1406 (*cmpstrnqi_nz_1): Ditto.
1407 (*cmpstrnqi_nz_rex_1): Ditto.
1408 (*cmpstrnqi_1): Ditto.
1409 (*cmpstrnqi_rex_1): Ditto.
1410 (*strlenqi_1): Ditto.
1411 (*strlenqi_rex_1): Ditto.
1412 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
1413 prefix on the same line as the instruction for all asm dialects.
1414 (sync_double_compare_and_swap<mode>): Ditto.
1415 (*sync_double_compare_and_swapdi_pic): Ditto.
1416 (*sync_compare_and_swap_cc<mode>): Ditto.
1417 (sync_double_compare_and_swap_cc<mode>): Ditto.
1418 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1419 (sync_old_add<mode>): Ditto.
1420 (sync_add<mode>): Ditto.
1421 (sync_sub<mode>): Ditto.
1422 (sync_ior<mode>): Ditto.
1423 (sync_and<mode>): Ditto.
1424 (sync_xor<mode>): Ditto.
1426 2007-08-16 Richard Sandiford <richard@codesourcery.com>
1429 * reload.c (find_reloads): Check that the memory returned by
1430 find_reloads_toplev was not the result of forcing a constant
1432 (find_reloads_toplev): Always use simplify_gen_subreg to get
1433 the subreg of a constant. If the result is also a constant,
1434 but not a legitimate one, force it into the constant pool
1435 and reload its address.
1437 2007-08-15 David Edelsohn <edelsohn@gnu.org>
1439 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
1442 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
1444 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
1445 directive for the current vector ABI.
1447 2007-08-15 Steve Ellcey <sje@cup.hp.com>
1450 * caller-save.c (reg_save_code): Set invalide status on restore code.
1452 2007-08-15 Diego Novillo <dnovillo@google.com>
1454 * tree-ssa-alias.c (compute_memory_partitions): Use
1455 alias_bitmap_obstack to allocate bitmaps.
1456 (reset_alias_info): Factor out of init_alias_info.
1457 Mark all name tags not associated to an SSA name for renaming.
1458 (init_alias_info): Call it.
1459 (create_name_tags): Tidy. Add comments.
1460 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
1462 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1464 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
1465 scheduler dependencies.
1467 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
1469 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
1471 (*iorsi_1_zext): Likewise.
1472 (*iorsi_1_zext_imm): Likewise.
1473 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
1474 with "rm"/"xm" constraint.
1475 (sse2_vmsqrtv2df2): Likewise.
1477 2007-08-15 Jakub Jelinek <jakub@redhat.com>
1480 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
1483 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
1485 * tree-pass.h (PROP_pta): Removed.
1486 (TODO_rebuild_alias): New.
1487 (pass_may_alias): Removed.
1488 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
1489 aliasing if we changed something.
1490 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
1492 (pass_may_alias): Removed.
1493 (create_structure_vars): Return TODO_rebuild_alias.
1494 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
1495 * tree-sra.c (tree_sra): Only rebuild aliasing if something
1497 (tree_sra_early): We never affect aliasing right now.
1498 * tree-flow.h (compute_may_aliases): New prototype.
1499 * passes.c: Remove pass_may_alias from the passes.
1500 (execute_function_todo): Support TODO_rebuild_alias.
1502 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
1504 * i386.c: (legitimize_address): Move dllimported variable check
1505 infront of legitimizing pic address of CONST symbols.
1507 2007-08-14 Steve Ellcey <sje@cup.hp.com>
1509 PR tree-optimization/32941
1510 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
1511 (goto_queue_cmp): Remove.
1512 (find_goto_replacement): Change search method.
1513 (maybe_record_in_goto_queue): Add assert.
1514 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
1515 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
1517 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1519 * alias.c (component_uses_parent_alias_set): Constify.
1520 * alias.h (component_uses_parent_alias_set): Likewise.
1521 * cfgrtl.c (print_rtl_with_bb): Likewise.
1522 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
1523 mpz_get_double_int): Likewise.
1524 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
1525 mpz_get_double_int): Likewise.
1526 * expr.c (is_aligning_offset, undefined_operand_subword_p,
1527 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
1529 * expr.h (safe_from_p): Likewise.
1530 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
1532 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
1533 zero_sized_type, goa_lhs_expr_p): Likewise.
1534 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
1535 * rtl.h (print_rtl_with_bb): Likewise.
1536 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
1537 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
1538 * tree-flow-inline.h (bb_stmt_list): Constify.
1539 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
1541 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
1542 const_first_stmt, const_last_stmt): New.
1543 (block_may_fallthru, empty_block_p): Constify.
1544 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
1545 EXPR_ONLY_BODY): New.
1546 (expr_first, expr_last, expr_only): Use macro for body.
1547 (const_expr_first, const_expr_last, const_expr_only): New.
1548 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
1549 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
1550 ctsi_prev, ctsi_stmt): New.
1551 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
1552 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
1553 * tree-ssa-loop-niter.c (loop_only_exit_p,
1554 derive_constant_upper_bound): Likewise.
1555 * tree-ssa-phiopt.c (empty_block_p): Likewise.
1556 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
1557 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
1558 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
1559 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
1560 * tree.c (get_type_static_bounds): Likewise.
1561 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
1562 (get_type_static_bounds): Constify.
1564 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1567 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
1568 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
1569 (*<addsub><mode>3_cc_overflow): New.
1570 (*add<mode>3_cconly_overflow): New.
1571 (*sub<mode>3_cconly_overflow): New.
1572 (*<addsub>si3_zext_cc_overflow): New.
1573 * config/i386/predicates.md (fcmov_comparison_operator): Accept
1574 CCCmode for LTU, GTU, LEU and GEU.
1575 (ix86_comparison_operator): Likewise.
1576 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
1577 * config/i386/i386.c (put_condition_code): Support CCCmode.
1578 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
1579 or MINUS expressions.
1581 2007-08-14 Andrew Pinski <pinskia@gmail.com>
1584 * c-typeck.c (build_binary_op): Disallow vector float types with
1585 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
1587 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1589 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
1590 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
1591 (dep_def): New typedef.
1592 (init_dep_1, sd_debug_dep): Declare functions.
1593 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
1594 (debug_dep_links): Remove.
1595 (struct _deps_list): New field 'n_links'.
1596 (DEPS_LIST_N_LINKS): New macro.
1597 (FOR_EACH_DEP_LINK): Remove.
1598 (create_deps_list, free_deps_list, delete_deps_list): Remove
1600 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
1601 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1602 (copy_deps_list_change_con, move_dep_link): Ditto.
1603 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
1604 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
1606 (INSN_BACK_DEPS): Remove.
1607 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
1609 (INSN_DEP_COUNT): Remove.
1610 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
1611 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
1612 Declare global variables.
1613 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
1614 (add_forw_dep, compute_forward_dependences): Remove declarations.
1615 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
1616 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1617 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
1619 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
1621 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
1622 (sd_list_types_def): New typedef.
1623 (sd_next_list): Declare function.
1624 (struct _sd_iterator): New type.
1625 (sd_iterator_def): New typedef.
1626 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
1628 (FOR_EACH_DEP): New cycle wrapper.
1629 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
1631 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
1632 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
1635 * sched-deps.c (init_dep_1): Make global.
1636 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
1638 (dump_dep): New static function.
1639 (dump_dep_flags): New static variable.
1640 (sd_debug_dep): New function.
1641 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
1643 (move_dep_link): Use remove_from_deps_list (), instead of
1645 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
1646 (dep_link_is_detached_p): New static function.
1647 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
1649 (dn_pool, dl_pool): New alloc_pools.
1650 (dn_pool_diff, dl_pool_diff): New static variables.
1651 (create_dep_node, delete_dep_node): New static function.
1652 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
1653 (deps_list_empty_p): Make it static. Use 'n_links' field.
1654 (deps_pools_are_empty_p): New static function.
1655 (alloc_deps_list, delete_deps_list): Remove.
1656 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
1657 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1658 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
1659 (forward_dependency_cache): Remove.
1660 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
1661 'back' from the names. Change signature to use dep_t instead of
1663 (add_back_dep): Ditto. Make global.
1664 (check_dep_status): Rename to check_dep ().
1665 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
1667 (sd_finish_insn): Ditto.
1668 (sd_find_dep_between_no_cache): New static function.
1669 (sd_find_dep_between): New function.
1670 (ask_dependency_caches, set_dependency_caches): New static functions.
1671 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
1672 (add_or_update_dep_1): Separate pieces of functionality into
1673 ask_dependency_caches (), update_dependency_caches (),
1674 change_spec_dep_to_hard (), update_dep ().
1675 (get_back_and_forw_lists): New static function.
1676 (sd_add_dep): Separate setting of dependency caches into
1677 set_dependency_caches ().
1678 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
1680 (sd_delete_dep): Ditto.
1681 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
1682 (dump_lists): New static function.
1683 (sd_debug_lists): New debug function.
1684 (delete_all_dependences, fixup_sched_groups): Update to use
1685 sd_* infrastructure.
1686 (sched_analyze_2): Create data-speculative dependency only if
1687 data-speculation is enabled.
1688 (sched_analyze_insn): If insn cannot be speculative, make all its
1689 dependencies non-speculative.
1690 (sched_analyze): Use sd_init_insn ().
1691 (add_forw_dep, compute_forward_dependencies): Remove.
1692 (delete_dep_nodes_in_back_deps): New static function.
1693 (sched_free_deps): New function.
1694 (init_dependency_caches): Init alloc_pools.
1695 (extend_depedency_caches): Update after removing of
1696 forward_dependency_cache.
1697 (free_dependency_caches): Ditto. Free alloc_pools.
1698 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
1699 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
1701 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1702 (add_dependence): Use init_dep ().
1703 (get_dep_weak_1): New static function.
1704 (get_dep_weak): Move logic to get_dep_weak_1 ().
1705 (dump_ds): New static function moved from haifa-sched.c:
1706 debug_spec_status ().
1707 (debug_ds): New debug function.
1708 (check_dep_status): Rename to check_dep (). Update to check whole
1711 * haifa-sched.c (spec_info): Make global.
1712 (added_recovery_block_p): Rename to
1713 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
1714 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
1715 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
1716 to use new interfaces.
1717 (ok_for_early_queue_removal): Ditto.
1718 (schedule_block): Initialize logical uids of insns emitted by the
1720 (sched_init): Initialize new variable.
1721 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1723 (extend_global): Initialize insn data.
1724 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
1725 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
1727 (add_to_speculative_block): Update to use new interfaces.
1728 (create_recovery_block): Set new variables.
1729 (create_check_block_twin, fix_recovery_deps): Update to use new
1731 (sched_insn_is_legitimate_for_speculation_p): New function.
1732 (speculate_insn): Move checking logic to
1733 sched_insn_is_legitimate_for_speculation_p ().
1734 (sched_remove_insn): Finalize sched-deps information of instruction.
1735 (clear_priorities, add_jump_dependencies): Update to use new
1737 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
1739 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
1740 to use new interfaces.
1741 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
1742 (new_ready): Try to use control speculation only if it is available.
1743 (add_branch_dependences): Update to use new interfaces.
1744 (compute_block_backward_dependences): Rename to
1745 compute_block_dependences (). Call
1746 targetm.sched.dependencies_evaluation_hook ().
1747 (free_block_dependencies): New static function.
1748 (debug_dependencies): Update to use new interfaces.
1749 (schedule_region): Remove separate computation of forward dependencies.
1750 Move call of targetm.sched.dependencies_evaluation_hook () to
1751 compute_block_dependences (). Free dependencies at the end of
1752 scheduling the region.
1754 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
1756 (add_deps_for_risky_insns): Ditto.
1757 (schedule_ebb): Remove separate computation of forward dependencies.
1758 Free dependencies at the end of scheduling the ebb.
1760 * ddg.c (create_ddg_dependence): Update to use new interfaces.
1761 (build_intra_loop_deps): Ditto. Remove separate computation of
1762 forward dependencies. Free sched-deps dependencies.
1764 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
1765 to use new interfaces.
1766 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
1768 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
1770 (is_costly_group): Ditto.
1772 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1774 * alias.c (rtx_equal_for_memref_p): Constify.
1775 * basic-block.h (const_edge, const_basic_block): New.
1776 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
1777 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
1778 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
1779 probably_never_executed_bb_p, edge_probability_reliable_p,
1780 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
1781 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
1783 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
1784 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
1786 * cfganal.c (flow_active_insn_p, forwarder_block_p,
1787 flow_nodes_print, dfs_enumerate_from): Likewise.
1788 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
1789 control_flow_insn_p, count_basic_blocks): Likewise.
1790 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
1791 get_loop_body_with_size, loop_exit_edge_p): Likewise.
1792 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
1793 average_num_loop_insns, loop_exit_edge_p,
1794 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
1795 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
1796 average_num_loop_insns, seq_cost): Likewise.
1797 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
1798 * dominance.c (dominated_by_p): Likewise.
1799 * emit-rtl.c (validate_subreg): Likewise.
1800 * except.c (can_throw_internal, can_throw_external): Likewise.
1801 * except.h (can_throw_internal, can_throw_external): Likewise.
1802 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
1803 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
1804 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
1805 simple_mem, store_ops_ok, load_kills_store, find_loads,
1806 store_killed_in_insn, store_killed_after, store_killed_before,
1807 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
1809 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
1810 noce_mem_write_may_trap_or_fault_p): Likewise.
1811 * pointer-set.c (pointer_set_contains, pointer_map_contains):
1813 * pointer-set.h (pointer_set_contains, pointer_map_contains):
1815 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
1816 probably_cold_bb_p, probably_never_executed_bb_p,
1817 edge_probability_reliable_p, br_prob_note_reliable_p,
1818 can_predict_insn_p): Likewise.
1819 * regclass.c (reg_set_to_hard_reg_set): Likewise.
1820 * resource.c (return_insn_p): Likewise.
1821 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
1823 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
1824 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
1825 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
1826 verify_gimple_modify_stmt): Likewise.
1827 * tree-chrec.c (is_not_constant_evolution,
1828 is_multivariate_chrec_rec, is_multivariate_chrec,
1829 chrec_contains_symbols, chrec_contains_undetermined,
1830 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
1831 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
1832 eq_evolutions_p, scev_direction): Likewise.
1833 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
1834 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
1835 chrec_contains_symbols_defined_in_loop,
1836 chrec_contains_undetermined, tree_contains_chrecs,
1837 evolution_function_is_affine_multivariate_p,
1838 evolution_function_is_univariate_p, chrec_zerop,
1839 evolution_function_is_constant_p, evolution_function_is_affine_p,
1840 evolution_function_is_affine_or_constant_p,
1841 tree_does_not_contain_chrecs, chrec_type): Likewise.
1842 * tree-data-ref.c (tree_fold_divides_p,
1843 object_address_invariant_in_loop_p, dr_may_alias_p,
1844 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
1845 same_access_functions, constant_access_functions,
1846 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
1848 * tree-flow.h (scev_direction): Likewise.
1849 * tree-gimple.c (is_gimple_stmt): Likewise.
1850 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
1852 * tree-pretty-print.c (op_prio): Likewise.
1853 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
1854 analyzable_condition, backedge_phi_arg_p): Likewise.
1855 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
1856 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
1857 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
1860 2007-08-13 Dan Hipschman <dsh@google.com>
1863 * c-format.c (check_format_arg): Move check for zero-length
1864 format strings below the check for unterminated strings.
1866 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1869 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1872 2007-08-13 Nick Clifton <nickc@redhat.com>
1874 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1876 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1879 * c-format.c (gcc_gfc_length_specs): New array.
1880 (gcc_gfc_char_table): Add unsigned specifier, and references to
1881 the l length modifier.
1882 (format_types_orig): Use the new gcc_gfc_length_specs.
1884 2007-08-12 Sa Liu <saliu@de.ibm.com>
1886 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1887 and with REG_RETVAL note after split.
1889 2007-08-11 David Daney <ddaney@avtrex.com>
1891 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1892 as ATTRIBUTE_UNUSED.
1894 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1895 Segher Boessenkool <segher@kernel.crashing.org>
1897 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1898 HAVE_LOCAL_CPU_DETECT not defined.
1900 2007-08-11 Jan Hubicka <jh@suse.cz>
1902 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1903 (cgraph_process_new_functions): Honor previous value of
1904 disregard_inline_limits.
1905 * ipa-inline.c (compute_inline_parameters): Likewise.
1907 2007-08-11 Ian Lance Taylor <iant@google.com>
1909 * alias.h (alias_set_type): Define new type.
1910 (ALIAS_SET_MEMORY_BARRIER): Use it.
1911 * rtl.h: Include alias.h.
1912 (struct mem_attrs): Use alias_set_type.
1913 * tree.h: Include alias.h
1914 (struct tree_type): Use alias_set_type.
1915 (struct tree_struct_field_tag): Likewise.
1916 (struct tree_decl_common): Likewise.
1917 * alias.c (struct alias_set_entry): Use alias_set_type.
1918 (get_alias_set_entry, alias_set_subset_of): Likewise.
1919 (alias_sets_conflict_p): Likewise.
1920 (alias_sets_must_conflict_p): Likewise.
1921 (objects_must_conflict_p): Likewise.
1922 (get_alias_set, new_alias_set): Likewise.
1923 (record_alias_subset, record_component_aliases): Likewise.
1924 (varargs_set, frame_set): Change to alias_set_type.
1925 (get_varargs_alias_set): Use alias_set_type.
1926 (get_frame_alias_set): Likewise.
1927 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1928 * dse.c (struct store_info): Use alias_set_type.
1929 (struct read_info, struct clear_alias_mode_holder): Likewise.
1930 (clear_alias_set_lookup, canon_address): Likewise.
1931 (record_store, check_mem_read_rtx): Likewise.
1932 (dse_record_singleton_alias_set): Likewise.
1933 (dse_invalidate_singleton_alias_set): Likewise.
1934 * emit-rtl.c (get_mem_attrs): Likewise.
1935 (set_mem_attributes_minus_bitpos): Likewise.
1936 (set_mem_alias_set): Likewise.
1937 * expr.c (store_constructor_field, store_field): Likewise.
1938 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1939 * langhooks.c (lhd_get_alias_set): Likewise.
1940 * langhooks-def.h (lhd_get_alias_set): Likewise.
1941 * reload1.c (alter_reg): Likewise.
1942 * tree-flow.h (struct fieldoff): Likewise.
1943 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1944 (may_alias_p, get_smt_for, create_sft): Likewise.
1945 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1946 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1947 (merge_smts_into): Likewise.
1948 * varasm.c (const_alias_set): Likewise.
1949 * c-common.c (strict_aliasing_warning): Likewise.
1950 (c_common_get_alias_set): Likewise.
1951 * dse.h (dse_record_singleton_alias_set): Update declaration.
1952 (dse_invalidate_singleton_alias_set): Likewise.
1953 * emit-rtl.h (set_mem_alias_set): Likewise.
1954 * c-common.h (c_common_get_alias_set): Likewise.
1955 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1956 * print-tree.c (print_node): Likewise.
1957 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1959 (alpha_setup_incoming_varargs): Use alias_set_type.
1960 * config/i386/i386.c (setup_incoming_varargs_64): Use
1962 (setup_incoming_varargs_ms_64): Likewise.
1963 (ix86_GOT_alias_set): Likewise.
1964 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1965 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1966 (set): Change to alias_set_type.
1967 (get_TOC_alias_set): Use alias_set_type.
1968 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1970 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1971 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1973 (struct_value_alias_set): Likewise.
1974 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1976 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1978 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1979 * config/vxworks.h (TARGET_VXWORKS): Override.
1980 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1981 "mips" if TARGET_VXWORKS.
1983 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1985 * calls.c (avoid_likely_spilled_reg): New function.
1986 (expand_call): Use it.
1988 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1990 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1992 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1994 * config/mips/predicates.md (const_call_insn_operand): Invoke
1995 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1997 2007-08-10 David Edelsohn <edelsohn@gnu.org>
2000 * config/rs6000/driver-rs6000.c: Include link.h.
2001 Use ElfW instead of wordsize-specif typedef.
2003 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2005 * system.h (CONST_CAST): New.
2006 * c-decl.c (c_make_fname_decl): Use it.
2007 * c-lex.c (cb_ident, lex_string): Likewise.
2008 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2009 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2010 give_switch, set_multilib_dir): Likewise.
2011 * gengtype-parse.c (string_seq, typedef_name): Likewise.
2012 * passes.c (execute_one_pass): Likewise.
2013 * prefix.c (update_path): Likewise.
2014 * pretty-print.c (pp_base_destroy_prefix): Likewise.
2015 * tree.c (build_string): Likewise.
2017 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2019 * tree-flow-inline.h (is_exec_stmt): Remove.
2020 (is_label_stmt): Remove.
2021 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
2024 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
2026 * lower-subreg.c (resolve_shift_zext): Don't adjust
2027 src_reg_num for wordmode operands.
2029 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
2030 David Ung <davidu@mips.com>
2032 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
2033 (TARGET_SCHED_REORDER2): Define.
2034 (mips_maybe_swap_ready): New.
2035 (mips_last_74k_agen_insn): New.
2036 (mips_74k_agen_init): New.
2037 (mips_74k_agen_reorder): New function to group loads and stores
2039 (mips_sched_init): New.
2040 (mips_sched_reorder): Don't do initialization here. Call
2041 mips_74k_agen_reorder.
2042 (mips_variable_issue): Call mips_74k_agen_init.
2044 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2046 * tree-flow-inline.h (get_filename): Remove.
2048 2007-08-10 Richard Sandiford <richard@codesourcery.com>
2050 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
2052 (mips_fetch_insns): Delete in favor of...
2053 (mips_load_store_insns): ...this new function.
2054 * config/mips/mips.c (mips_address_insns): Add a boolean argument
2055 to say whether multiword moves _might_ be split.
2056 (mips_fetch_insns): Delete in favor of...
2057 (mips_load_store_insns): ...this new function.
2058 (mips_rtx_costs): Update the call to mips_address_insns.
2059 (mips_address_cost): Likewise.
2060 * config/mips/mips.md (length): Use mips_load_store_insns instead
2061 of mips_fetch_insns.
2062 * config/mips/constraints.md (R): Use mips_address_insns rather
2063 than mips_fetch_insns. Assume that the move never needs to be split.
2065 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2067 * config/mips/mips.opt (mhard-float, msoft-float): Make these
2068 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
2069 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
2070 * config/mips/mips.h (mips16_hard_float): Delete.
2071 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
2072 definitions, and replace with....
2073 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
2074 * config/mips/mips.c (mips16_hard_float): Delete. Replace
2075 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
2076 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
2077 (override_options): Replace MASK_SOFT_FLOAT references with
2078 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
2079 and mips16_hard_float when TARGET_MIPS16.
2081 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2084 * c-typeck.c (build_binary_op): Check for non pointer types before
2085 calling int_fits_type_p.
2087 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2090 * fold-const.c (omit_one_operand): Return only the ommitted expression
2091 if the result is an empty statement.
2092 (pedantic_omit_one_operand): Likewise.
2094 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
2096 * c-typeck.c (readonly_error): Improve error for assignment.
2098 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
2100 (pp_c_expression): Ditto.
2102 2007-08-09 Simon Baldwin <simonb@google.com>
2104 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
2105 break that was preventing simplify_associative_operation() for xor.
2107 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2108 Nigel Stephens <nigel@mips.com>
2110 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
2111 Document change in interpretation of value from boolean to
2113 * optabs.c (expand_ffs, expand_ctz): New functions to compute
2114 ffs and ctz using clz.
2115 (expand_unop): Call them.
2116 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
2118 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
2119 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
2120 enable the new ffs expansion on this target.
2122 2007-08-09 Jan Hubicka <jh@suse.cz>
2124 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
2125 (expand_ternary_op): Likewise.
2126 (expand_vec_shift_expr): Likewise.
2127 (expand_binop_directly): Likewise.
2128 (expand_binop): Likewise.
2129 (sign_expand_binop): Likewise.
2130 (expand_twoval_unop): Likewise.
2131 (expand_twoval_binop): Likewise.
2132 (expand_twoval_binop_libfunc): Likewise.
2133 (widen_clz): Likewise.
2134 (widen_bswap): Likewise.
2135 (expand_parity): Likewise.
2136 (expand_unop): Likewise.
2137 (expand_abs_nojump): Likewise.
2138 (expand_copysign): Likewise.
2139 (emit_no_conflict_block): Likewise.
2140 (emit_libcall_block): Likewise.
2141 (can_compare_p): Likewise.
2142 (prepare_cmp_insn): Likewise.
2143 (emit_cmp_and_jump_insn_1): Likewise.
2144 (prepare_float_lib_cmp): Likewise.
2145 (emit_conditional_add): Likewise.
2146 (gen_add2_insn): Likewise.
2147 (have_add2_insn): Likewise.
2148 (gen_sub2_insn): Likewise.
2149 (have_sub2_insn): Likewise.
2150 (can_extend_p): Likewise.
2151 (can_fix_p): Likewise.
2152 (can_float_p): Likewise.
2153 (expand_float): Likewise.
2154 (expand_fix): Likewise.
2155 (expand_sfix_optab): Likewise.
2156 (new_optab): Likewise.
2157 (new_convert_optab): Likewise.
2158 (init_libfuncs): Likewise.
2159 (init_interclass_conv_libfuncs): Likewise.
2160 (init_intraclass_conv_libfuncs): Likewise.
2161 (set_conv_libfunc): Likewise.
2162 (init_optabs): Likewise.
2163 (debug_optab_libfuncs): Likewise.
2164 (gen_cond_trap): Likewise.
2165 * optabs.h (optab_handler, convert_optab_hanlder): New.
2166 * genopinit.c: Update optabs generation table.
2167 * reload.c (find_reloads_address_1): Use optabs accestors.
2168 * builtins.c (expand_builtin_mathfn): Likewise.
2169 (expand_builtin_mathfn_2): Likewise.
2170 (expand_builtin_mathfn_3): Likewise.
2171 (expand_builtin_interclass_mathfn): Likewise.
2172 (expand_builtin_sincos): Likewise.
2173 (expand_builtin_cexpi): Likewise.
2174 (expand_builtin_powi): Likewise.
2175 (expand_builtin_strlen): Likewise.
2176 * dojump.c (do_jump): Likewise.
2177 * expr.c (convert_move): Likewise.
2178 (move_by_pieces): Likewise.
2179 (move_by_pieces_ninsns): Likewise.
2180 (can_store_by_pieces): Likewise.
2181 (store_by_pieces_1): Likewise.
2182 (emit_move_via_integer): Likewise.
2183 (emit_move_complex): Likewise.
2184 (emit_move_ccmode): Likewise.
2185 (emit_move_insn_1): Likewise.
2186 (emit_single_push_insn): Likewise.
2187 (store_constructor): Likewise.
2188 (expand_expr_real_1): Likewise.
2189 (do_store_flag): Likewise.
2190 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
2191 (enumerate_modes): Likewise.
2192 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2193 (supportable_widening_operation): Likewise.
2194 (supportable_narrowing_operation): Likewise.
2195 * expmed.c (store_bit_field_1): Likewise.
2196 (extract_bit_field_1): Likewise.
2197 (expand_mult_highpart_optab): Likewise.
2198 (expand_smod_pow2): Likewise.
2199 (expand_divmod): Likewise.
2200 (emit_store_flag): Likewise.
2201 * tree-vect-patterns.c
2202 (vect_pattern_recog_1): Likewise.
2203 * tree-ssa-loop-prefetch.c
2204 (nontemporal_store_p): Likewise.
2205 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
2206 (vect_create_epilog_for_reduction): Likewise.
2207 (vectorizable_reduction): Likewise.
2208 (vectorizable_operation): Likewise.
2209 (vect_strided_store_supported): Likewise.
2210 (vectorizable_store): Likewise.
2211 (vect_strided_load_supported): Likewise.
2212 (vectorizable_load): Likewise.
2213 * combine.c (simplify_comparison): Likewise.
2214 * tree-vect-generic.c
2215 (type_for_widest_vector_mode): Likewise.
2216 (expand_vector_operations_1): Likewise.
2217 * config/spu/spu.c (spu_expand_mov): Likewise.
2218 (spu_emit_vector_compare): Likewise.
2219 * config/rs6000/rs6000.c
2220 (rs6000_emit_vector_compare): Likewise.
2221 * stmt.c (add_case_node): Likewise.
2222 * reload1.c (gen_reload):
2224 2007-08-09 Michael Matz <matz@suse.de>
2226 * tree.h (fixed_zerop): Declare as taking a const_tree.
2227 * tree.c (fixed_zerop): Take a const_tree.
2229 2007-08-09 Ira Rosen <irar@il.ibm.com>
2231 * tree-vect-transform.c (vectorizable_store): Remove call to
2232 copy_virtual_operands() and call mark_symbols_for_renaming() for
2233 the created vector store.
2234 (vect_setup_realignment): Don't call copy_virtual_operands() and
2235 update_vuses_to_preheader().
2236 (vectorizable_load): Don't call copy_virtual_operands().
2237 (update_vuses_to_preheader): Remove.
2239 2007-08-08 Chao-ying Fu <fu@mips.com>
2241 * tree.def (FIXED_POINT_TYPE): New type.
2242 (FIXED_CST): New constant.
2243 (FIXED_CONVERT_EXPR): New expr.
2244 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
2245 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
2246 * tree.h (struct tree_base): Add saturating_flag.
2247 Remove one bit of spare for saturating_flag.
2248 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
2249 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
2250 FIXED_POINT_TYPE_P): Define.
2251 (TYPE_SATURATING): Define.
2252 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
2253 (struct tree_fixed_cst): New.
2254 (TYPE_IBIT, TYPE_FBIT): Define.
2255 (tree_node): Add fixed_cst.
2256 (enum tree_index): Add new enumeration values of
2257 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
2258 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
2259 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
2260 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
2261 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
2262 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
2263 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
2264 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
2265 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
2266 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
2267 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
2268 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
2269 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
2270 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
2271 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
2272 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
2273 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
2274 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
2275 (sat_short_fract_type_node, sat_fract_type_node,
2276 sat_long_fract_type_node, sat_long_long_fract_type_node,
2277 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
2278 sat_unsigned_long_fract_type_node,
2279 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
2280 fract_type_node, long_fract_type_node, long_long_fract_type_node,
2281 unsigned_short_fract_type_node, unsigned_fract_type_node,
2282 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
2283 sat_short_accum_type_node, sat_accum_type_node,
2284 sat_long_accum_type_node, sat_long_long_accum_type_node,
2285 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
2286 sat_unsigned_long_accum_type_node,
2287 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
2288 accum_type_node, long_accum_type_node, long_long_accum_type_node,
2289 unsigned_short_accum_type_node, unsigned_accum_type_node,
2290 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
2291 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
2292 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
2293 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
2294 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
2295 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
2296 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
2297 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
2298 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
2299 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
2300 sat_uda_type_node, sat_uta_type_node): New macro.
2301 (make_fract_type, make_accum_type): Declare.
2302 (make_signed_fract_type, make_unsigned_fract_type,
2303 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
2304 make_signed_accum_type, make_unsigned_accum_type,
2305 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
2306 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
2307 make_or_reuse_sat_signed_fract_type,
2308 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
2309 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
2310 make_or_reuse_sat_unsigned_accum_type): New macro.
2311 (fixed_zerop): Declare.
2312 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2313 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2314 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2315 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2316 * treestruct.def: Add TS_FIXED_CST.
2317 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
2319 (tree-dump.o): Likewise.
2320 (print-tree.o): Likewise.
2321 (tree-pretty-print.o): Likewise.
2322 (fold-const.o): Likewise.
2323 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
2324 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
2325 (is_gimple_min_invariant): Handle FIXED_CST.
2326 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
2327 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2328 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2329 (layout_type): Handle FIXED_POINT_TYPE.
2330 (make_fract_type, make_accum_type): New functions.
2331 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
2332 * tree-dump.c (fixed-value.h): New include.
2333 (dump_fixed): New function.
2334 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
2335 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
2336 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
2337 * tree-pretty-print.c (fixed-value.h): New include.
2338 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
2340 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
2341 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
2342 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
2343 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
2344 for non-saturating fixed-point types.
2345 (reassociate_bb): Likewise.
2346 * emit-rtl.c (fixed-value.h): New include.
2347 (fconst0, fconst1): New array.
2348 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
2349 * tree-vect-generic.c expand_vector_operation): Support
2350 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
2352 (type_for_widest_vector_mode): Add one parameter for the
2354 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
2356 Pass the satp parameter to type_for_mode for fixed-point types.
2357 (expand_vector_operations_1): Pass the saturating flag to
2358 type_for_widest_vector_mode.
2359 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2360 and MODE_VECTOR_UACCUM.
2361 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
2362 (vectorizable_condition): Likewise.
2363 * tree.c (fixed-value.h): New include.
2364 (tree_code_size): Support FIXED_CST.
2365 (build_fixed): New function.
2366 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
2367 (fixed_zerop): New function.
2368 (tree_node_structure): Support FIXED_CST.
2369 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
2370 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
2371 (type_hash_eq): Handle FIXED_POINT_TYPE.
2372 (simple_cst_equal): Support FIXED_CST.
2373 (iterative_hash_expr): Handle FIXED_CST.
2374 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
2375 (get_narrower): Likewise.
2376 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
2377 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
2378 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
2379 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
2381 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
2382 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2383 (initializer_zerop): Support FIXED_CST.
2384 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
2385 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
2386 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
2387 (is_base_type): Handle FIXED_POINT_TYPE.
2388 (add_type_attribute): Handle FIXED_POINT_TYPE.
2389 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
2390 * print-tree.c (fixed-value.h): New include.
2391 (print_node_brief): Support FIXED_CST.
2392 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
2393 * c-pretty-print.c (fixed-value.h): New include.
2394 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
2395 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
2396 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
2397 Support fixed-point types for inner items in VECTOR_TYPE.
2398 (pp_c_direct_declarator): Likewise.
2399 (pp_c_declarator): Likewise.
2400 (pp_c_fixed_constant): New function.
2401 (pp_c_constant): Handle FIXED_CST.
2402 (pp_c_primary_expression): Likewise.
2403 (pp_c_expression): Likewise.
2404 * fold-const.c (fixed-value.h): New include.
2405 (negate_expr_p): Return true for FIXED_CST.
2406 (fold_negate_expr): Support FIXED_CST.
2407 (split_tree): Support FIXED_CST.
2408 (const_binop): Support FIXED_CST.
2409 (fold_convert_const_int_from_fixed): New function to convert from
2411 (fold_convert_const_real_from_fixed): New function to convert from
2413 (fold_convert_const_fixed_from_fixed): New function to convert from
2414 fixed to another fixed.
2415 (fold_convert_const_fixed_from_int): New function to convert from
2417 (fold_convert_const_fixed_from_real): New function to convert from
2419 (fold_convert_const): Support conversions from fixed to int, from
2420 fixed to real, from fixed to fixed, from int to fixed, and from real
2422 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
2423 (operand_equal_p): Support FIXED_CST.
2424 (make_range): For fixed-point modes, we need to pass the
2425 saturating flag as the 2nd parameter.
2426 (tree_swap_operands_p): Handle FIXED_CST.
2427 (fold_plusminus_mult_expr): For fract modes, we cannot generate
2429 (fold_unary): Support FIXED_CONVERT_EXPR.
2430 (fold_binary): Handle FIXED_CST.
2431 Make sure the type is not saturating, before associating operations.
2432 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
2433 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
2434 (fold_negate_const): Support FIXED_CST.
2435 (fold_relational_const): Support FIXED_CST.
2436 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
2437 (gimplify_expr): Handle FIXED_CST.
2438 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
2439 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
2440 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
2441 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
2442 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2443 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2444 LONG_LONG_ACCUM_TYPE_SIZE.
2445 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
2446 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
2447 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
2448 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
2449 MODE_ACCUM, and MODE_UACCUM.
2450 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
2451 fixed-point types to disable reduction.
2452 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
2454 2007-08-08 David Edelsohn <edelsohn@gnu.org>
2456 * config/rs6000/x-rs6000: New file.
2457 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
2458 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
2459 (EXTRA_SPEC_FUNCTIONS): Define.
2460 (HAVE_LOCAL_CPU_DETECT): Define.
2461 (CC1_CPU_SPEC): Define.
2462 * config/rs6000/driver-rs6000.c: New file.
2463 * config/rs6000/aix.h (CC1_SPEC): Define.
2464 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
2465 * config.host: Add x-rs6000 to host_xmake_file if host and target
2466 are rs6000 or powerpc.
2468 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2470 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
2472 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2473 Sandra Loosemore <sandra@codesourcery.com>
2474 Chao-ying Fu <fu@mips.com>
2475 Nigel Stephens <nigel@mips.com>
2476 David Ung <davidu@mips.com>
2478 * doc/invoke.texi (-mcode-readable): Document.
2479 * config/mips/mips.opt (mcode-readable): New option.
2480 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
2481 * config/mips/mips.h (mips_code_readable_setting): New enum.
2482 (mips_code_readable): Declare.
2483 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
2484 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
2485 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
2486 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
2487 boiler-plate comments.
2488 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2489 * config/mips/mips.c (mips_code_readable): New variable.
2490 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
2491 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
2492 context and -mcode-readable setting to restrict the use of
2493 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
2494 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
2495 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
2496 (mips_blocks_for_constant_p): Only return false for
2497 TARGET_MIPS16_PCREL_LOADS.
2498 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
2499 for MIPS16. Handle SYMBOL_32_HIGH.
2500 (mips_const_insns): Allow HIGHs for MIPS16 too.
2501 (mips_unspec_address_offset): New function, split out from...
2502 (mips_unspec_address): ...here.
2503 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
2504 16-bit symbolic constants. Assert approropiate conditions for
2505 using the "la" and "dla" macros.
2506 (mips_handle_option): Handle -mcode-readable=.
2507 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
2508 Set up mips_lo_relocs[SYMBOL_32_HIGH].
2509 (mips_strip_unspec_address): New function, split out from...
2510 (print_operand_reloc): ...here.
2511 (print_operand): Pass constants through mips_strip_unspec_address.
2512 (print_operand_address): Likewise.
2513 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
2514 (mips_select_rtx_section): Remove MIPS16 handling.
2515 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
2516 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
2517 (mips16_lay_out_constants): Do nothing unless
2518 TARGET_MIPS16_PCREL_LOADS.
2519 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
2520 * config/mips/mips.md: Split HIGHs for MIPS16.
2521 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2523 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2525 * config/mips/mips-protos.h (mips_emit_move): Declare.
2526 * config/mips/mips.c (mips_emit_move): New function.
2527 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
2528 (mips_legitimize_const_move): Likewise.
2529 (mips_legitimize_move): Likewise.
2530 (mips_split_64bit_move): Likewise.
2531 (mips_restore_gp): Likewise.
2532 (mips_load_call_address): Likewise.
2533 (mips_emit_fcc_reload): Likewise.
2534 (mips_set_return_address): Likewise.
2535 (mips_block_move_straight): Likewise.
2536 (mips_block_move_loop): Likewise.
2537 (mips_setup_incoming_varargs): Likewise.
2538 (mips_save_reg): Likewise.
2539 (mips_expand_prologue): Likewise.
2540 (mips_restore_reg): Likewise.
2541 (mips_expand_epilogue): Likewise.
2542 (mips_output_mi_thunk): Likewise.
2543 (build_mips16_call_stub): Likewise.
2544 (mips_builtin_branch_and_move): Likewise.
2545 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
2546 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2547 (fixuns_truncdfdi2): Likewise.
2548 (fixuns_truncsfsi2): Likewise.
2549 (fixuns_truncsfdi2): Likewise.
2550 (loadgp_absolute): Likewise.
2551 (builtin_setjmp_setup): Likewise.
2552 (builtin_longjmp): Likewise.
2553 (untyped_call): Likewise.
2555 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2557 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
2558 an "rtx *" argument. Return a bool.
2559 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
2560 values and return true if they can be split. Take the same kind of
2561 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
2562 and store the lo_sum there if nonnull. Use the symbol type to
2563 determine whether a $gp or HIGH is needed.
2564 (mips_legitimize_address): Update call to mips_split_symbol and
2565 simplify accordingly.
2566 (mips_legitimize_const_move): Likewise.
2567 * config/mips/mips.md: In the combine define_split,
2568 check mips_split_symbol instead of splittable_symbolic_operand.
2569 Update use of mips_split_symbol in the generator code.
2570 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
2572 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2574 * config/mips/mips.c (mips_symbolic_address_p): Delete.
2575 (mips_symbol_insns_1): New function, split out from...
2576 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
2577 and stores separately from load addresses.
2578 (mips_classify_address): Replace uses of mips_symbolic_address_p
2579 with uses of mips_symbol_insns.
2580 (mips_address_insns): Update calls to mips_symbol_insns.
2581 (mips_const_insns): Likewise.
2582 (mips_legitimize_address): Likewise.
2584 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2586 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
2587 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
2588 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
2589 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
2590 non-call contexts if TARGET_MIPS16.
2591 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
2592 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
2593 code for SYMBOL_ABSOLUTE.
2594 (mips_symbol_insns): Likewise.
2596 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2598 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
2599 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
2600 (mips_symbolic_constant_p): Likewise. Update the call to
2601 mips_classify_symbol.
2602 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
2603 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
2604 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
2605 (print_operand_reloc): Add a context argument. Update the call to
2606 mips_symbolic_constant_p.
2607 (print_operand): Update the calls to print_operand_reloc.
2608 (print_operand_address): Use print_operand_reloc rather than
2610 (mips_rewrite_small_data_p): Add a context argument. Update the call
2611 to mips_symbolic_constant_p.
2612 (mips_small_data_pattern_1): Make DATA the containing mem.
2613 Update the call to mips_rewrite_small_data_p.
2614 (mips_rewrite_small_data_1): Likewise.
2615 (mips_use_anchors_for_symbol_p): Update the call to
2616 mips_symbolic_constant_p.
2617 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2618 (splittable_symbolic_operand): Likewise.
2619 (move_operand): Likewise.
2620 (absolute_symbolic_operand): Likewise.
2621 (got_disp_operand): Likewise.
2622 (got_page_ofst_operand): Likewise.
2624 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2626 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
2627 (SYMBOL_ABSOLUTE): ...this.
2628 (SYMBOL_SMALL_DATA): Rename to...
2629 (SYMBOL_GP_RELATIVE): ...this.
2630 (SYMBOL_CONSTANT_POOL): Rename to...
2631 (SYMBOL_PC_RELATIVE): ...this.
2632 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
2633 (mips_symbolic_address_p, mips_symbol_insns, override_options)
2634 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
2635 after above changes.
2636 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2637 (general_symbolic_operand): Rename to...
2638 (absolute_symbolic_operand): ...this.
2639 * config/mips/mips.md: Update after above changes.
2641 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
2642 Revital Eres <eres@il.ibm.com>
2644 * ddg.c (print_ddg): Add dump information.
2645 * modulo-sched.c (print_node_sched_params): Add parameter and
2647 (calculate_maxii): Remove function.
2648 (undo_generate_reg_moves): Likewise.
2649 (undo_permute_partial_schedule): Likewise.
2650 (kernel_number_of_cycles): Likewise.
2651 (MAXII_FACTOR): New definition to calculate the upper bound of II.
2652 (sms_schedule): Use it. Remove profitability checks.
2653 (sms_schedule_by_order): Fix order of nodes within the cycle.
2655 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2657 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
2658 -profile option, add pie support.
2659 (ENDFILE_SPEC): New spec.
2660 * config/gnu.h (LIB_SPEC): Add -profile option.
2662 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2664 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
2665 * config/gnu.h (LIB_SPEC): Likewise.
2667 2007-08-07 Yaz Saito <saito@google.com>
2668 Ian Lance Taylor <iant@google.com>
2670 * common.opt (finstrument-functions-exclude-function-list): New
2672 (finstrument-functions-exclude-file-list): New option.
2673 * opts.c (char_p): Define and DEF_VEC.
2674 (flag_instrument_functions_exclude_functions): New static
2676 (flag_instrument_functions_exclude_files): New static variable.
2677 (add_instrument_functions_exclude_list): New static function.
2678 (flag_instrument_functions_exclude_p): New function.
2679 (common_handle_option): Handle new options.
2680 * flags.h (flag_instrument_functions_exclude_p): Declare.
2681 * gimplify.c (gimplify_function_tree): Call
2682 flag_instrument_functions_exclude_p.
2683 * doc/invoke.texi (Option Summary): Mention new options.
2684 (Code Gen Options): Document new options.
2686 2007-08-07 Ian Lance Taylor <iant@google.com>
2688 PR rtl-optimization/32776
2689 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
2690 (resolve_use): Likewise.
2691 (decompose_multiword_subregs): Remove "changed" local variable.
2693 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
2695 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
2696 * configure: Regenerate.
2697 * config.in: Regenerate.
2698 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
2701 2007-08-07 Ian Lance Taylor <iant@google.com>
2703 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
2704 note, just delete the insn.
2706 2007-08-07 Andreas Schwab <schwab@suse.de>
2709 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
2712 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
2714 * lower-subreg.c (resolve_subreg_use): Remove assertion.
2715 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
2716 (decompose_multiword_subregs): Use the functions above to decompose
2717 multiword shifts and zero-extends.
2719 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
2721 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
2722 "assemble" descriptions which were swapped.
2724 2007-08-06 Chao-ying Fu <fu@mips.com>
2726 * fixed-value.h: New file.
2727 * fixed-value.c: New file.
2728 * Makefile.in (OBJS-common): Add fixed-value.o.
2729 (fixed-value.o): New rule.
2730 (GTFILES): Add fixed-value.h.
2731 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
2732 to compare a.low and b.low.
2733 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
2735 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2736 Daniel Jacobowitz <dan@codesourcery.com>
2739 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
2741 (x86_64-*-netbsd*): Likewise.
2742 (x86_64-*-linux*): Likewise.
2743 (x86_64-*-kfreebsd*-gnu): Likewise.
2744 (x86_64-*-knetbsd*-gnu): Likewise.
2745 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
2747 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
2749 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
2750 Add -fno-asynchronous-unwind-tables.
2752 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
2753 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
2754 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
2755 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
2756 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
2758 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2760 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
2761 (TARGET_C_MODE_FOR_SUFFIX): New.
2763 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2765 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
2767 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2769 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
2771 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2773 * config/i386/i386.md: Check TARGET_ macros and optimize_size
2774 before checking function returns in conditional expressions.
2776 2007-08-06 Alfred Minarik <a.minarik@aon.at>
2779 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
2781 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2784 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
2785 for INTEGRAL_TYPE_P.
2787 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
2789 * configure.ac: Remove --enable-checking=df from default settings.
2790 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
2791 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
2792 if the parameter is true.
2793 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
2794 DF_VERIFY_SCHEDULED flag is true.
2795 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
2796 (df_finish_pass): Adjust prototype.
2797 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
2800 * see.c (pass_see): Add TODO_df_verify.
2801 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
2802 * global.c (rest_of_handle_global_alloc): Schedule verification
2804 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
2806 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
2807 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
2808 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
2810 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
2811 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
2812 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
2814 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
2815 Revital Eres <eres@il.ibm.com>
2817 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
2819 * ddg.c (create_ddg_dependence): Rename to...
2820 (create_ddg_dep_from_intra_loop_link): This. Do not check
2821 for interloop edges. Do not create anti dependence edge when
2822 a true dependence edge exists in the opposite direction and
2823 -fmodulo-sched-allow-regmoves is set.
2824 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
2825 (add_cross_iteration_register_deps): Create anti dependence edge
2826 when -fno-modulo-sched-allow-regmoves is set.
2827 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
2829 2007-08-04 Richard Sandiford <richard@codesourcery.com>
2831 * config/arm/arm.md (movsi): Add braces.
2833 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2836 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
2837 operands for the folding of "A - (A & B)" into "~B & A"; cast them
2840 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
2842 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
2843 state accessor functions.
2844 * cfgloopmanip.c (remove_path, create_preheaders,
2845 force_single_succ_latches, fix_loop_structure): Ditto.
2846 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2847 tree_duplicate_loop_to_header_edge): Ditto.
2848 * cfgloopanal.c (mark_irreducible_loops): Ditto.
2849 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
2851 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
2852 cleanup_tree_cfg): Ditto.
2853 * tree-cfg.c (tree_merge_blocks): Ditto.
2854 * cfgloop.c (rescan_loop_exit, record_loop_exits,
2855 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
2856 loop_preheader_edge, single_exit): Ditto.
2857 (flow_loops_find): Do not clear loops->state.
2858 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
2859 loops_state_clear): New functions.
2861 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2864 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2865 when adding to the base and convert ELT to sizetype instead of type.
2867 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2870 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2871 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2873 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2876 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2877 correct type the negate expression.
2879 2007-08-03 Jan Hubicka <jh@suse.cz>
2881 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2884 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2886 * config/rs6000/rs6000.c (struct processor_cost): Change
2887 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2888 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2890 (rios1_costs, rios2_cost): Correct cache line size.
2891 (rs6000_override_options): Set l2-cache-size parameter.
2893 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2894 Diego Novillo <dnovillo@google.com>
2897 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2898 if the range includes 0.
2900 2007-08-03 Ben Elliston <bje@au.ibm.com>
2902 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2903 mode to unspec expressions to silence a warning from the generator
2906 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2908 * config/ia64/constraints.md ("U"): Make constraint vector only.
2910 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2913 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2914 always_inline attribute on the function decl.
2916 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2919 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2920 if we are compiling with -fPIC.
2922 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2923 Nigel Stephens <nigel@mips.com>
2925 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2926 Define for MIPS32 and MIPS64.
2928 2007-08-02 Nick Clifton <nickc@redhat.com>
2930 * config/host-hpux.c: Change copyright header to refer to version
2931 3 of the GNU General Public License and to point readers at the
2932 COPYING3 file and the FSF's license web page.
2933 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2934 config/alpha/linux.h, config/alpha/alpha.opt,
2935 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2936 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2937 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2938 config/alpha/alpha.h, config/alpha/sync.md,
2939 config/alpha/openbsd.h, config/alpha/alpha.md,
2940 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2941 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2942 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2943 config/alpha/constraints.md, config/alpha/osf.h,
2944 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2945 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2946 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2947 config/frv/frv-asm.h, config/frv/frv-protos.h,
2948 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2949 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2950 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2951 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2952 config/s390/s390.opt, config/s390/s390-modes.def,
2953 config/s390/fixdfdi.h, config/s390/constraints.md,
2954 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2955 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2956 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2957 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2958 config/m32c/prologue.md, config/m32c/m32c.abi,
2959 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2960 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2961 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2962 config/m32c/jump.md, config/m32c/shift.md,
2963 config/m32c/m32c-protos.h, config/libgloss.h,
2964 config/spu/spu-protos.h, config/spu/predicates.md,
2965 config/spu/spu-builtins.h, config/spu/spu.c,
2966 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2967 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2968 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2969 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2970 config/sparc/hypersparc.md, config/sparc/predicates.md,
2971 config/sparc/linux.h, config/sparc/sp64-elf.h,
2972 config/sparc/supersparc.md, config/sparc/cypress.md,
2973 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2974 config/sparc/niagara.md, config/sparc/sparc.md,
2975 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2976 config/sparc/sparc.opt, config/sparc/sync.md,
2977 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2978 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2979 config/sparc/sparc.c, config/sparc/little-endian.opt,
2980 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2981 config/sparc/linux64.h, config/sparc/freebsd.h,
2982 config/sparc/sol2.h, config/sparc/rtemself.h,
2983 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2984 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2985 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2986 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2987 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2988 config/m32r/linux.h, config/m32r/constraints.md,
2989 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2990 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2991 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2992 config/i386/i386.md, config/i386/netware-crt0.c,
2993 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2994 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2995 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2996 config/i386/sol2.h, config/i386/constraints.md,
2997 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2998 config/i386/predicates.md, config/i386/geode.md,
2999 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
3000 config/i386/freebsd64.h, config/i386/vxworksae.h,
3001 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
3002 config/i386/rtemself.h, config/i386/netbsd-elf.h,
3003 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
3004 config/i386/netware.h, config/i386/i386-modes.def,
3005 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
3006 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
3007 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
3008 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
3009 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
3010 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
3011 config/i386/xm-mingw32.h, config/i386/linux64.h,
3012 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
3013 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
3014 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
3015 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
3016 config/i386/cygwin2.c, config/i386/i386-protos.h,
3017 config/i386/sync.md, config/i386/openbsd.h,
3018 config/i386/host-mingw32.c, config/i386/i386-aout.h,
3019 config/i386/nto.h, config/i386/biarch64.h,
3020 config/i386/i386-coff.h, config/i386/freebsd.h,
3021 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
3022 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
3023 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
3024 config/darwin-protos.h, config/linux.opt, config/sol2.c,
3025 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
3026 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
3027 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
3028 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
3029 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
3030 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
3031 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
3032 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
3033 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
3034 config/sh/superh64.h, config/sh/rtemself.h,
3035 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
3036 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
3037 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
3038 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
3039 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
3040 config/avr/predicates.md, config/avr/constraints.md,
3041 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
3042 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
3043 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
3044 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
3045 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
3046 config/c4x/c4x-modes.def, config/c4x/rtems.h,
3047 config/c4x/predicates.md, config/c4x/c4x.h,
3048 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
3049 config/xtensa/predicates.md, config/xtensa/xtensa.c,
3050 config/xtensa/linux.h, config/xtensa/xtensa.h,
3051 config/xtensa/elf.h, config/xtensa/xtensa.md,
3052 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
3053 config/xtensa/xtensa-protos.h, config/dbx.h,
3054 config/stormy16/predicates.md, config/stormy16/stormy16.md,
3055 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
3056 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
3057 config/host-solaris.c, config/fr30/fr30.h,
3058 config/fr30/predicates.md, config/fr30/fr30-protos.h,
3059 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
3060 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
3061 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
3062 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
3063 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
3064 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
3065 config/host-linux.c, config/interix3.h, config/cris/cris.c,
3066 config/cris/predicates.md, config/cris/linux.h,
3067 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
3068 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
3069 config/cris/aout.opt, config/cris/cris-protos.h,
3070 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
3071 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3072 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
3073 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
3074 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
3075 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
3076 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
3077 config/chorus.h, config/mn10300/mn10300.c,
3078 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
3079 config/mn10300/mn10300.h, config/mn10300/linux.h,
3080 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
3081 config/mn10300/mn10300.md, config/ia64/predicates.md,
3082 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
3083 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
3084 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
3085 config/ia64/freebsd.h, config/ia64/ia64.md,
3086 config/ia64/ia64-modes.def, config/ia64/constraints.md,
3087 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
3088 config/gofast.h, config/rtems.h, config/sol2-10.h,
3089 config/m68k/predicates.md, config/m68k/m68k.md,
3090 config/m68k/linux.h, config/m68k/m68k-modes.def,
3091 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
3092 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
3093 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
3094 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
3095 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
3096 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
3097 config/m68k/constraints.md, config/m68k/rtemself.h,
3098 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
3099 config/m68k/uclinux.h, config/rs6000/power4.md,
3100 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
3101 config/rs6000/linux.h, config/rs6000/eabi.h,
3102 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
3103 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
3104 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
3105 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
3106 config/rs6000/windiss.h, config/rs6000/603.md,
3107 config/rs6000/aix41.h, config/rs6000/cell.md,
3108 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
3109 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
3110 config/rs6000/darwin.md, config/rs6000/darwin64.h,
3111 config/rs6000/default64.h, config/rs6000/7xx.md,
3112 config/rs6000/darwin.opt, config/rs6000/spe.md,
3113 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
3114 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
3115 config/rs6000/7450.md, config/rs6000/linux64.h,
3116 config/rs6000/constraints.md, config/rs6000/440.md,
3117 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
3118 config/rs6000/rs6000.c, config/rs6000/aix52.h,
3119 config/rs6000/rs6000.h, config/rs6000/power6.md,
3120 config/rs6000/predicates.md, config/rs6000/altivec.md,
3121 config/rs6000/aix64.opt, config/rs6000/rios1.md,
3122 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
3123 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
3124 config/rs6000/darwin7.h, config/rs6000/dfp.md,
3125 config/rs6000/linux64.opt, config/rs6000/sync.md,
3126 config/rs6000/vxworksae.h, config/rs6000/power5.md,
3127 config/rs6000/lynx.h, config/rs6000/biarch64.h,
3128 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
3129 config/rs6000/eabispe.h, config/rs6000/e500.h,
3130 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
3131 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
3132 config/rs6000/aix.h, config/rs6000/vxworks.h,
3133 config/rs6000/40x.md, config/rs6000/aix51.h,
3134 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
3135 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
3136 config/arc/arc.h, config/mcore/mcore-elf.h,
3137 config/mcore/mcore-protos.h, config/mcore/predicates.md,
3138 config/mcore/mcore.md, config/mcore/mcore.c,
3139 config/mcore/mcore.opt, config/mcore/mcore.h,
3140 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
3141 config/score/predicates.md, config/score/score-version.h,
3142 config/score/score-protos.h, config/score/misc.md,
3143 config/score/elf.h, config/score/score.c, config/score/mac.md,
3144 config/score/score7.md, config/score/score.h,
3145 config/score/score-conv.h, config/score/score-mdaux.c,
3146 config/score/score.md, config/score/score.opt,
3147 config/score/score-modes.def, config/score/score-mdaux.h,
3148 config/score/mul-div.S, config/arm/uclinux-elf.h,
3149 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
3150 config/arm/symbian.h, config/arm/linux-elf.h,
3151 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
3152 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
3153 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
3154 config/arm/strongarm-pe.h, config/arm/arm.h,
3155 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
3156 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
3157 config/arm/arm-modes.def, config/arm/linux-eabi.h,
3158 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
3159 config/arm/arm-cores.def, config/arm/arm-protos.h,
3160 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
3161 config/arm/wince-pe.h, config/arm/neon.md,
3162 config/arm/constraints.md, config/arm/neon.ml,
3163 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
3164 config/arm/arm.opt, config/arm/arm926ejs.md,
3165 config/arm/predicates.md, config/arm/iwmmxt.md,
3166 config/arm/arm_neon.h, config/arm/unknown-elf.h,
3167 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
3168 config/arm/neon-testgen.ml, config/arm/arm.md,
3169 config/arm/xscale-coff.h, config/arm/pe.c,
3170 config/arm/arm-generic.md, config/arm/pe.h,
3171 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
3172 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
3173 config/arm/strongarm-elf.h, config/arm/cirrus.md,
3174 config/arm/netbsd-elf.h, config/arm/vxworks.h,
3175 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
3176 config/pa/predicates.md, config/pa/pa64-hpux.h,
3177 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
3178 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
3179 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
3180 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
3181 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
3182 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
3183 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
3184 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
3185 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
3186 config/pa/pa64-regs.h, config/pa/pa-modes.def,
3187 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
3188 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
3189 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
3190 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
3191 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
3192 config/mips/linux64.h, config/mips/elforion.h,
3193 config/mips/constraints.md, config/mips/generic.md,
3194 config/mips/predicates.md, config/mips/4300.md,
3195 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
3196 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
3197 config/mips/5k.md, config/mips/vr4120-div.S,
3198 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
3199 config/mips/mips-protos.h, config/mips/6000.md,
3200 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
3201 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
3202 config/mips/mips-modes.def, config/mips/vr.h,
3203 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
3204 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
3205 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
3206 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
3207 config/vax/openbsd1.h, config/vax/netbsd.h,
3208 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
3209 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
3210 config/h8300/rtems.h, config/h8300/predicates.md,
3211 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
3212 config/h8300/h8300.md, config/h8300/h8300.opt,
3213 config/h8300/coff.h, config/h8300/h8300-protos.h,
3214 config/v850/v850.md, config/v850/predicates.md,
3215 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
3216 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
3217 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
3218 config/mmix/mmix.h, config/mmix/predicates.md,
3219 config/mmix/mmix-protos.h, config/mmix/mmix.md,
3220 config/mmix/mmix.c, config/mmix/mmix.opt,
3221 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
3222 config/bfin/rtems.h, config/bfin/bfin-modes.def,
3223 config/bfin/predicates.md, config/bfin/bfin-protos.h,
3224 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
3227 2007-08-02 Richard Sandiford <richard@codesourcery.com>
3229 * emit-rtl.c (reset_used_decls): Rename to...
3230 (set_used_decls): ...this. Set the used flag rather than clearing it.
3231 (unshare_all_rtl_again): Update accordingly. Set flags on argument
3232 DECL_RTLs rather than resetting them.
3234 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
3236 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
3238 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3240 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
3241 argument to find_reloads_address.
3243 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
3245 PR tree-optimization/32919
3246 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
3247 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
3248 (coalesce_ssa_name): Call it.
3250 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3251 David Ung <davidu@mips.com>
3253 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
3254 (__mips16_unorddf2, __mips16_floatunsidf): New.
3255 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
3257 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
3259 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3261 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
3262 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
3263 * tree.h (OMP_SECTIONS_CONTROL): New macro.
3264 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
3265 * omp-low.c (get_ws_args_for, determine_parallel_type,
3266 expand_omp_for_generic, expand_omp_for_static_nochunk,
3267 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3268 Work with more precise CFG.
3269 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
3270 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
3272 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
3273 * gimple-low.c (lower_stmt): Ditto.
3274 * tree-inline.c (estimate_num_insns_1): Ditto.
3275 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
3276 (OMP_SECTIONS_SWITCH): New.
3277 * tree-cfgcleanup.c (cleanup_omp_return): New.
3278 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
3279 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
3280 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
3281 (tree_redirect_edge_and_branch): Handle omp constructs.
3283 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
3284 with three arguments.
3286 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3288 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
3291 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3293 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
3294 the loop structures may need fixing.
3295 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
3297 (cleanup_tree_cfg_loop): Removed.
3298 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
3299 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
3300 instead of running cleanup_tree_cfg_loop.
3301 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
3302 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
3303 (tree_predictive_commoning): Declaration changed.
3304 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
3306 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3308 * doc/invoke.texi (l1-cache-size): Update documentation.
3309 (l2-cache-size): Document.
3310 * params.h (L2_CACHE_SIZE): New macro.
3311 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
3312 that L1_CACHE_SIZE is in kB now.
3313 (L2_CACHE_SIZE_BYTES): New macro.
3314 (tree_ssa_prefetch_arrays): Show size in kB.
3315 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
3316 and l2_cache_size fields.
3317 * config/i386/driver-i386.c (describe_cache): Detect cache size
3319 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
3320 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
3321 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
3322 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
3323 (override_options): Set l1-cache-size and l2-cache-size to default
3324 values if not specified otherwise.
3325 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
3326 (PARAM_L2_CACHE_SIZE): New.
3328 2007-08-01 Nigel Stephens <nigel@mips.com>
3329 David Ung <davidu@mips.com>
3330 Thiemo Seufer <ths@mips.com>
3331 Chris Dearman <chris@mips.com>
3332 Richard Sandiford <richard@codesourcery.com>
3334 * config.gcc (mips*-sde-elf*): New stanza.
3335 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
3336 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
3337 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
3338 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
3339 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
3340 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
3342 * config/mips/sde.h: New file.
3343 * config/mips/t-libgcc-mips16: Likewise.
3344 * config/mips/t-sde: Likewise.
3345 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
3346 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
3347 _MIPS_FPSET and _MIPS_SZINT.
3348 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
3349 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
3350 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
3351 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
3352 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3353 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3354 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
3355 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
3356 _MIPS_SZPTR and _MIPS_FPSET.
3357 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
3358 architecture is specified.
3359 (MIPS_32BIT_OPTION_SPEC): New macro.
3361 2007-07-31 Dan Hipschman <dsh@google.com>
3363 * gcc.c (end_going_arg): New function.
3364 (do_spec_2): Use it.
3365 (do_spec_1): Use it.
3367 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
3369 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
3370 only if ENABLE_CHECKING is defined.
3372 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
3374 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
3375 df_ru_add_problem, df_ru_get_bb_info): Removed.
3376 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
3377 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
3378 df_ru_free_bb_info, df_ru_alloc,
3379 df_ru_bb_local_compute_process_def,
3380 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3381 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3382 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
3383 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
3384 df_ru_add_problem): Removed.
3386 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3389 * pa.md (casesi32): Use match_scratch. Revise insn condition.
3390 (casesi32p, casesi64p): Likewise.
3391 (casesi): Adjust for above.
3393 2007-07-31 Richard Sandiford <richard@codesourcery.com>
3395 * mode-switching.c (create_pre_exit): Don't search past calls.
3397 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
3399 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
3401 2007-07-31 Revital Eres <eres@il.ibm.com>
3403 * ddg.c (add_deps_for_def): Rename to...
3404 (add_cross_iteration_register_deps): This. Change implementation
3405 to use only reaching def and def-use chains to construct the
3406 inter loop dependencies.
3407 (add_deps_for_use): Remove function.
3408 (build_inter_loop_deps): Call add_cross_iteration_register_deps
3409 function to build the inter loop dependencies.
3410 * modulo-sched.c (sms_schedule): Build only
3411 reaching def and def-use chains for the propose of the ddg
3414 2007-07-31 Julian Brown <julian@codesourcery.com>
3416 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
3417 New define_insns. Use correct RTL.
3418 (vec_set<mode>): Write as expander.
3420 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
3422 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
3423 to an unallocated space.
3425 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
3428 (split_constant_offset): Enable split_constant_offset to extract
3429 constants from other statements.
3430 * tree-vect-transform.c
3431 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
3432 to a temp var. Force base_offset to be simple.
3434 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
3436 * df-scan.c (df_scan_verify): Remove artificial limit on
3437 the number of blocks for verification.
3438 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
3439 df_simulate_defs): Avoid unnecessary insn checking for defs.
3441 2007-07-29 Mark Mitchell <mark@codesourcery.com>
3443 * config/m68k/lb1sf68.asm (FUNC): New macro.
3445 (__udivsi3): Likewise.
3446 (__divsi3): Likewise.
3447 (__umodsi3): Likewise.
3448 (__modsi3): Likewise.
3449 (__subdf3): Likewise.
3450 (__adddf3): Likewise.
3451 (__muldf3): Likewise.
3452 (__divdf3): Likewise.
3453 (__negdf2): Likewise.
3454 (__cmpdf2): Likewise.
3455 (__subsf3): Likewise.
3456 (__addsf3): Likewise.
3457 (__mulsf3): Likewise.
3458 (__divsf3): Likewise.
3459 (__negsf2): Likewise.
3460 (__cmpsf2): Likewise.
3461 (__eqdf2): Likewise.
3462 (__nedf2): Likewise.
3463 (__gtdf2): Likewise.
3464 (__gedf2): Likewise.
3465 (__ltdf2): Likewise.
3466 (__ledf2): Likewise.
3467 (__eqsf2): Likewise.
3468 (__nesf2): Likewise.
3469 (__gtsf2): Likewise.
3470 (__gesf2): Likewise.
3471 (__ltsf2): Likewise.
3472 (__lesf2): Likewise.
3474 2007-07-30 Ollie Wild <aaw@google.com>
3476 * c-ppoutput.c (print_lines_directives_only): New function.
3477 (scan_translation_unit_directives_only): New function.
3478 (preprocess_file): Add call to scan_translation_unit_directives_only.
3479 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
3480 (sanitize_cpp_opts): Add default flag_dump_macros setting for
3481 -fdirectives-only. Add errors for -fdirectives-only conflict with
3482 -Wunused-macros and -traditional.
3483 (finish_options): Add builtin macro initialization for
3484 -fdirectives-only + -fpreprocessed.
3485 * c.opt (fdirectives-only): New.
3486 * doc/cppopts.texi (fdirectives-only): New.
3488 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3490 * alias.c (record_set, memory_modified_1): Constify.
3491 * bt-load.c (note_btr_set): Likewise.
3492 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
3493 * combine.c (set_nonzero_bits_and_sign_copies,
3494 expand_field_assignment, record_dead_and_set_regs_1,
3495 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
3496 likely_spilled_retval_1): Likewise.
3497 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
3498 frv_io_handle_set): Likewise.
3499 * config/mips/mips.c (mips_sim_record_set,
3500 vr4130_true_reg_dependence_p_1): Likewise.
3501 * config/mt/mt.c (insn_dependent_p_1): Likewise.
3502 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
3503 * config/sh/sh.c (flow_dependent_p_1): Likewise.
3504 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
3505 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
3506 * ddg.c (mark_mem_store): Likewise.
3507 * df-problems.c (df_urec_mark_reg_change): Likewise.
3508 * function.c (update_epilogue_consts): Likewise.
3509 * gcse.c (record_set_info, record_last_set_info,
3510 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
3511 reg_clear_last_set): Likewise.
3512 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
3514 * jump.c (reversed_comparison_code_parts): Likewise.
3515 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
3516 reg_is_set): Likewise.
3517 * loop-iv.c (mark_altered): Likewise.
3518 * mode-switching.c (reg_becomes_live): Likewise.
3519 * optabs.c (no_conflict_move_test): Likewise.
3520 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
3522 * postreload.c (reload_combine_note_store, move2add_note_store):
3524 * regmove.c (flags_set_1): Likewise.
3525 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
3527 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
3529 * resource.c (update_live_status): Likewise.
3530 * rtl.h (set_of, note_stores): Likewise.
3531 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
3532 note_stores, parms_set): Likewise.
3533 * sched-rgn.c (sets_likely_spilled_1): Likewise.
3534 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
3536 * var-tracking.c (count_stores, add_stores): Likewise.
3538 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3540 * alias.c (mems_in_disjoint_alias_sets_p,
3541 fixed_scalar_and_varying_struct_p, aliases_everything_p,
3542 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
3543 write_dependence_p, mems_in_disjoint_alias_sets_p,
3544 read_dependence, true_dependence, canon_true_dependence,
3545 anti_dependence, output_dependence): Constify.
3546 * combine.c (extended_count): Likewise.
3547 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
3548 * cselib.c (get_value_hash, references_value_p,
3549 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
3550 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
3551 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
3552 * function.c (contains, prologue_epilogue_contains,
3553 sibcall_epilogue_contains): Likewise.
3554 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
3555 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
3556 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
3557 reg_or_subregno): Likewise.
3558 * recog.c (asm_noperands): Likewise.
3559 * reload1.c (function_invariant_p): Likewise.
3560 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
3561 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
3562 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
3563 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
3564 true_regnum, reg_or_subregno, condjump_in_parallel_p,
3565 extended_count, prologue_epilogue_contains,
3566 sibcall_epilogue_contains, function_invariant_p, true_dependence,
3567 canon_true_dependence, read_dependence, anti_dependence,
3568 output_dependence): Likewise.
3569 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
3571 2007-07-30 Julian Brown <julian@codesourcery.com>
3573 * config/arm/neon.md (V_ext): New mode attribute.
3574 (neon_vget_lane<mode>): Replace with define_expand.
3575 (neon_vget_lane<mode>_sext_internal)
3576 (neon_vget_lane<mode>_zext_internal): New define_insns for double
3577 and quad precision vectors.
3578 (neon_vget_lanedi): Add bounds check. Remove dead comment.
3579 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
3580 have typeless 32-bit result.
3582 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3585 * tree-affine.h (aff_tree): The type of rest is sizetype for types
3587 * tree-affine.c (aff_combination_scale): If type is a pointer type,
3588 use sizetype for rest.
3589 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
3590 (aff_combination_convert): Don't convert rest for pointer types.
3592 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3594 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
3596 * tree-ssa-alias.c: Add alloc-pool.h.
3597 (init_alias_info): Free alias_bitmap_obstack.
3598 (delete_alias_info): Call delete_mem_ref_stats.
3599 (get_mem_sym_stats_for): Use alloc_pool.
3600 (init_mem_ref_stats): Do not delete mem_ref_stats here.
3601 (delete_mem_sym_stats): Removed.
3603 2007-07-29 Sebastian Pop <sebpop@gmail.com>
3605 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
3606 functions cannot be represented as classical distance vectors.
3608 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3610 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
3611 * builtins.c (validate_arg, builtin_mathfn_code,
3612 validate_arglist): Likewise.
3613 * calls.c (call_expr_flags): Likewise.
3614 * combine.c (reg_nonzero_bits_for_combine,
3615 reg_num_sign_bit_copies_for_combine, get_last_value,
3616 reg_truncated_to_mode): Likewise.
3617 * emit-rtl.c (subreg_lowpart_p): Likewise.
3618 * expr.c (highest_pow2_factor_for_target,
3619 categorize_ctor_elements_1, categorize_ctor_elements,
3620 count_type_elements, contains_packed_reference,
3621 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
3622 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
3623 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
3624 native_encode_int, native_encode_real, native_encode_complex,
3625 native_encode_vector, native_encode_expr, native_interpret_int,
3626 native_interpret_real, native_interpret_complex,
3627 native_interpret_vector, native_interpret_expr): Likewise.
3628 * function.c (use_register_for_decl): Likewise.
3629 * gimplify.c (get_name): Likewise.
3630 * langhooks-def.h (lhd_return_null_const_tree): New.
3631 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
3632 * langhooks.c (lhd_return_null_const_tree): New.
3633 * langhooks.h (lang_get_callee_fndecl): Constify.
3634 * output.h (constructor_static_from_elts_p): Likewise.
3635 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
3636 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
3637 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
3638 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
3639 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
3640 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
3641 * rtlhooks-def.h (reg_nonzero_bits_general,
3642 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
3644 * rtlhooks.c (reg_num_sign_bit_copies_general,
3645 reg_nonzero_bits_general, reg_truncated_to_mode_general):
3647 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
3648 * stor-layout.c (mode_for_size_tree): Likewise.
3649 * tree-ssa-loop-im.c (memref_eq): Likewise.
3650 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
3651 * tree.c (contains_placeholder_p, type_list_equal,
3652 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
3654 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
3655 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
3656 contains_placeholder_p, contains_packed_reference,
3657 get_callee_fndecl, operand_equal_for_phi_arg_p,
3658 warn_if_unused_value, is_body_block, native_encode_expr,
3659 native_interpret_expr, fold_convertible_p, operand_equal_p,
3660 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
3661 validate_arglist, simple_cst_equal, type_list_equal,
3662 use_register_for_decl, call_expr_flags, get_name,
3663 highest_pow2_factor): Likewise.
3664 (const_call_expr_arg_iterator_d,
3665 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
3666 first_const_call_expr_arg, more_const_call_expr_args_p,
3667 FOR_EACH_CONST_CALL_EXPR_ARG): New.
3668 * varasm.c (constructor_static_from_elts_p): Constify.
3670 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
3672 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
3673 config/arm/neon-schedgen.ml, config/arm/neon.ml,
3674 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
3675 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
3676 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
3677 tree-vect-transform.c, tree.def: Fix comment typos. Follow
3678 spelling conventions.
3679 * doc/invoke.texi: Follow spelling conventions.
3681 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
3682 Revital Eres <eres@il.ibm.com>
3684 * modulo-sched.c (sms_schedule): Avoid loops which includes
3685 auto-increment instructions.
3687 2007-07-28 Richard Guenther <rguenther@suse.de>
3690 * fold-const.c (fold_cond_expr_with_comparison): Convert
3691 operand zero of MIN/MAX_EXPR to correct type.
3693 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3695 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
3696 flags_from_decl_or_type): Constify.
3697 * gcc.c (do_spec_1): Likewise.
3698 * print-tree.c (dump_addr, print_node_brief): Likewise.
3699 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
3700 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
3701 tree_purge_all_dead_eh_edges): Likewise.
3702 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
3703 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
3705 * tree.c (expr_location, expr_has_location, expr_locus,
3706 expr_filename, expr_lineno, get_inner_array_type,
3707 fields_compatible_p): Likewise.
3708 * tree.h (get_inner_array_type, fields_compatible_p,
3709 expr_location, expr_has_location, expr_locus, expr_filename,
3710 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
3711 setjmp_call_p, alloca_call_p): Likewise.
3713 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3715 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
3716 TV_FLOW_INSENSITIVE.
3718 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
3720 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
3721 (compute_flow_insensitive_aliasing): Ditto for
3722 TV_FLOW_INSENSITIVE.
3724 2007-07-27 Jan Hubicka <jh@suse.cz>
3726 * config/i386/i386.c (register_move_cost): Remove accidentally
3727 comitted #if 0 block.
3729 * attribs.c: Include hashtab.h
3730 (attribute_hash): New.
3731 (substring): New structure.
3732 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
3734 (init_attributes): Initialize attribute hash.
3735 (decl_attributes): Use attribute hash.
3736 * Makefile.in (attribs.c): Depend on hashtab.h.
3738 2007-07-27 Steve Ellcey <sje@cup.hp.com>
3740 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
3742 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3744 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
3745 __mips_dspr2 and __mips_dsp_rev macros.
3746 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
3748 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
3750 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
3752 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3756 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
3757 and the updating of the live and do_not_gen sets.
3758 (df_note_bb_compute): Added updating of live and do_not_gen sets
3759 for regular defs so that the case of clobber inside conditional
3760 call is processed correctly.
3762 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3764 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
3765 operands with compatible type.
3767 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3769 * expr.h (store_bit_field): Don't return a value.
3770 * expmed.c (check_predicate_volatile_ok): New function.
3771 (store_bit_field_1): New function, extracted from store_bit_field.
3772 Take a fallback_p argument and return true if the operation succeeded.
3773 Only use store_fixed_bit_field if fallback_p. Don't recompute
3774 mode_for_extraction; use op_mode instead. Try forcing memories
3775 into registers if the insv expander fails.
3776 (store_bit_field): Use store_bit_field_1 with fallback_p true.
3777 Don't return a value.
3778 (convert_extracted_bit_field): New function, extracted from
3780 (extract_bit_field_1): Likewise. Take a fallback_p argument
3781 and return NULL if the operation succeeded. Only use
3782 extract_fixed_bit_field if fallback_p. Only calculate one
3783 extraction mode. Combine code for extv and extzv. Try forcing
3784 memories into registers if the ext(z)v expander fails.
3785 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
3787 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3789 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
3791 (df_ref): Likewise. Put regno with other integer fields.
3793 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3795 * df.h (df_mw_hardreg): Remove "loc" field.
3796 * df-scan.c (df_ref_record): Don't set it. Remove redundant
3798 * df-problems.c (df_whole_mw_reg_unused_p): New function,
3799 split out from df_set_unused_notes_for_mw. Return false for
3800 partial references. Assert that mw_reg is a REG when returning true.
3801 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
3802 (df_whole_mw_reg_dead_p): New function, split out from
3803 df_set_dead_notes_for_mw. Return false for partial references.
3804 Assert that mw_reg is a REG when returning true.
3805 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
3806 Remove redundant bitmap check.
3808 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
3810 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
3811 ($(T)crtend.o): Likwise.
3812 ($(T)crtbeginS.o): Likwise.
3813 ($(T)crtendS.o): Likwise.
3814 ($(T)crtfastmath.o): Likwise.
3816 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
3818 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
3819 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
3820 * basic-block.h (struct control_flow_graph): Added x_dom_computed
3821 and x_n_bbs_in_dom_tree fields.
3823 2007-07-26 Steve Ellcey <sje@cup.hp.com>
3825 PR tree-optimization/32087
3826 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3827 Do not call scale_bbs_frequencies_int with prob of zero.
3829 2007-07-26 Julian Brown <julian@codesourcery.com>
3831 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
3832 (neon_element_bits): Add prototypes.
3833 * config/arm/arm.c (bounds_check, neon_lane_bounds)
3834 (neon_const_bounds, neon_element_bits): New functions.
3835 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
3836 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
3837 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
3838 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
3839 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
3840 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
3841 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
3842 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
3843 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
3844 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
3845 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
3846 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
3847 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
3849 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
3851 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
3852 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
3854 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
3855 Julian Brown <julian@codesourcery.com>
3857 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
3858 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
3859 * config/arm/cortex-a8.md: New.
3860 * config/arm/cortex-a8-neon.md: New.
3861 * config/arm/neon-schedgen.ml: New.
3862 * config/arm/neon.md (vqh_mnem): New.
3864 (Is_float_mode): New.
3865 (Scalar_mul_8_16): New.
3867 (V_mode_nunits): New.
3868 (All instruction patterns): Annotate with neon_type attribute
3870 * config/arm/arm.md: Include cortex-a8.md.
3871 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3873 Annotate instruction patterns accordingly.
3874 (generic_sched): Do not use generic scheduling for Cortex-A8.
3875 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3877 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3879 * fold-const.c (fold_read_from_constant_string): Use
3881 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3883 2007-07-26 Nick Clifton <nickc@redhat.com>
3885 * tree-ssa-operands.h: Change copyright header to refer to version
3886 3 of the GNU General Public License and to point readers at the
3887 COPYING3 file and the FSF's license web page.
3888 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3889 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3890 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3891 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3892 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3893 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3894 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3895 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3896 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3897 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3898 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3899 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3900 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3901 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3902 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3903 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3904 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3905 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3906 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3907 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3908 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3909 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3910 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3911 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3912 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3913 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3914 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3915 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3916 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3917 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3918 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3919 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3920 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3921 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3922 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3923 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3924 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3925 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3926 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3927 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3928 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3929 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3930 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3931 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3932 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3933 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3934 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3935 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3936 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3937 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3938 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3939 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3940 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3941 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3942 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3943 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3944 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3945 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3946 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3947 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3948 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3949 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3950 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3951 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3952 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3953 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3954 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3955 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3956 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3957 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3958 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3959 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3960 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3961 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3962 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3963 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3964 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3965 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3966 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3967 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3968 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3969 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3970 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3971 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3972 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3973 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3974 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3975 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3976 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3977 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3978 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3979 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3980 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3981 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3982 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3983 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3984 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3985 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3986 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3987 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3988 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3989 convert.c, convert.h, langhooks-def.h, reload1.c,
3990 tree-ssa-operands.c: Likewise.
3992 2007-07-26 Jan Hubicka <jh@suse.cz>
3994 * tree-ssa-live.c: Include debug.h and flags.h.
3995 (mark_scope_block_unused): New function.
3996 (remove_unused_scope_block_p): New function.
3997 (remove_unused_locals): Remove unused blocks too.
3999 2007-07-25 Ian Lance Taylor <iant@google.com>
4001 * combine.c (combine_max_regno): Remove. Remove all uses.
4002 (struct reg_stat_struct): Rename from struct reg_stat.
4003 (reg_stat_type): Define, and declare VECs.
4004 (reg_stat): Change from pointer to VEC. Change all uses.
4005 (combine_split_insns): New static function.
4006 (try_combine, find_split_point): Call it instead of split_insns.
4008 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4010 * cfghooks.c (split_block): Fix the information about loop latch.
4012 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4014 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
4016 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4018 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4019 Scan the new edge for loop exit info.
4021 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
4023 * config/darwin.c: Include debug.h.
4025 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4028 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
4030 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4032 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
4033 (HARD_REGNO_MODE_OK): Ditto.
4034 (MODES_TIEABLE_P): Ditto.
4035 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4036 (CLASS_MAX_NREGS): Ditto.
4037 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
4038 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
4039 (divdf3_internal_thr): Removed.
4040 * config/ia64/div.md: New file.
4041 * config/ia64/constraints.md: Add H constraint.
4043 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4045 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
4046 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
4047 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
4048 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
4049 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
4050 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
4051 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
4052 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
4053 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
4054 dump_sbitmap_file, debug_sbitmap, popcount_table,
4055 sbitmap_popcount): Constify.
4056 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
4057 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
4058 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
4059 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
4060 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
4061 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
4062 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
4063 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
4064 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
4065 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
4066 sbitmap_popcount, sbitmap_verify_popcount): Constify.
4068 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4070 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
4071 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
4072 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
4073 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
4074 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
4075 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
4076 bitmap_intersect_p, bitmap_intersect_compl_p,
4077 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4078 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
4080 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
4081 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
4082 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
4083 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
4084 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4085 debug_bitmap, debug_bitmap_file, bitmap_print,
4086 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
4087 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
4089 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
4091 * config/darwin.c (darwin_override_options): Additional fix for
4092 debug info formats that don't support var tracking.
4094 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4096 * cselib.c (entry_and_rtx_equal_p): Constify.
4097 * gengtype.c (output_mangled_typename, write_types, write_local):
4099 * gengtype.h (const_type_p): New.
4100 * see.c (eq_descriptor_extension, hash_descriptor_extension):
4102 * tlink.c (scan_linker_output): De-constify.
4103 * tree-ssa-loop-im.c (memref_eq): Constify.
4104 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
4105 (shared_bitmap_hash, shared_bitmap_eq): Constify.
4107 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4109 * c-common.c (fname_as_string, c_type_hash): Constify.
4110 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4111 * cgraph.c (edge_hash, edge_eq): Likewise.
4112 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
4113 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
4114 reg_attrs_htab_eq): Likewise.
4115 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
4117 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
4118 const_decl_t, const_state_t, const_automata_list_el_t): New.
4119 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
4120 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
4121 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
4122 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
4123 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
4124 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
4125 compare_max_occ_cycle_nums, out_state_arcs_num,
4126 compare_transition_els_num, units_cmp, state_reservs_cmp):
4128 * genmodes.c (cmp_modes): Likewise.
4129 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
4130 * gimplify.c (compare_case_labels): Likewise.
4131 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
4132 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
4133 * matrix-reorg.c (mtt_info_hash): Likewise.
4134 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
4135 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
4136 (htab_hash_bucket, htab_hash_elem): Constify.
4137 * tree-browser.c (TB_parent_eq): Likewise.
4138 * tree-scalar-evolution.c (hash_scev_info): Likewise.
4139 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
4140 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
4141 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
4143 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
4144 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
4145 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
4146 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
4147 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
4149 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
4150 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
4151 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
4152 * tree-ssa-threadupdate.c (redirection_data_hash,
4153 redirection_data_eq): Likewise.
4154 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
4155 * tree-ssa.c (var_ann_eq): Likewise.
4156 * tree-vrp.c (compare_case_labels): Likewise.
4157 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
4158 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
4159 tree_not_check_failed, tree_class_check_failed,
4160 tree_range_check_failed, tree_not_class_check_failed,
4161 omp_clause_check_failed, omp_clause_range_check_failed,
4162 tree_contains_struct_check_failed, tree_operand_check_failed):
4164 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
4165 tree_not_check_failed, tree_class_check_failed,
4166 tree_range_check_failed, tree_not_class_check_failed,
4167 tree_operand_check_failed, omp_clause_operand_check_failed,
4168 tree_operand_length): Likewise.
4169 * var-tracking.c (const_variable): New.
4170 (variable_htab_hash, variable_htab_eq): Constify.
4171 * varasm.c (const_desc_hash): Likewise.
4173 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4175 * expr.c (handled_component_p): Constify.
4176 * fold-const.c (fit_double_type): Likewise.
4177 * real.h (real_value_from_int_cst): Likewise.
4178 * tree-flow-inline.h (gimple_in_ssa_p,
4179 gimple_aliases_computed_p, gimple_addressable_vars,
4180 gimple_call_clobbered_vars, gimple_referenced_vars,
4181 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
4182 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
4183 may_aliases, end_readonly_imm_use_p, has_zero_uses,
4184 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
4185 is_label_stmt, is_global_var, phi_ssa_name_p,
4186 factoring_name_p, is_call_clobbered, tree_common_ann,
4187 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
4188 unmodifiable_var_p, array_ref_contains_indirect_ref,
4189 ref_contains_array_ref, lookup_subvars_for_var,
4190 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
4191 gimple_mem_ref_stats): Likewise.
4192 * tree-flow.h (tree_common_ann, var_ann, function_ann,
4193 may_aliases, is_exec_stmt, is_label_stmt,
4194 ref_contains_array_ref, array_ref_contains_indirect_ref,
4195 var_can_have_subvars, overlap_subvar, is_call_clobbered,
4196 unmodifiable_var_p): Likewise.
4197 * tree-gimple.c (is_gimple_min_invariant): Likewise.
4198 * tree-gimple.h (is_gimple_min_invariant): Likewise.
4199 * tree.c (type_hash_list, attribute_hash_list, tree_size,
4200 cst_and_fits_in_hwi, real_value_from_int_cst,
4201 build_real_from_int_cst, integer_zerop, integer_onep,
4202 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
4203 tree_floor_log2, real_zerop, real_onep, real_twop,
4204 real_minus_onep, really_constant_p, purpose_member, chain_member,
4205 list_length, fields_length, int_size_in_bytes, bit_position,
4206 int_bit_position, byte_position, int_byte_position, expr_align,
4207 array_type_nelts, tree_node_structure,
4208 type_contains_placeholder_1, iterative_hash_pointer,
4209 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
4210 tree_map_base_eq, type_hash_list, type_hash_eq,
4211 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
4212 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
4213 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4214 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
4215 int_fits_type_p, get_containing_scope, decl_function_context,
4216 decl_type_context, omp_clause_operand_check_failed,
4217 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
4218 * tree.h (omp_clause_operand_check_failed, tree_size,
4219 build_real_from_int_cst, array_type_nelts, purpose_member,
4220 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
4221 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4222 is_attribute_p, check_qualified_type, expr_align,
4223 int_size_in_bytes, bit_position, int_bit_position, byte_position,
4224 int_byte_position, list_length, fields_length, initializer_zerop,
4225 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
4226 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
4227 tree_node_structure, handled_component_p, get_containing_scope,
4228 decl_function_context, decl_type_context, real_zerop,
4229 type_num_arguments, fit_double_type, really_constant_p,
4230 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
4231 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
4232 real_twop, real_minus_onep, int_cst_value): Likewise.
4234 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4236 * cfglayout.c (insn_scope, insn_line): Constify.
4237 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
4238 const_double_htab_hash, const_double_htab_eq,
4239 mem_attrs_htab_hash): Likewise.
4240 * loop-iv.c (biv_eq): Likewise.
4241 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
4242 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
4243 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
4245 * rtl-error.c (location_for_asm, diagnostic_for_asm,
4246 error_for_asm, warning_for_asm, _fatal_insn,
4247 _fatal_insn_not_found): Likewise.
4248 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
4249 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
4250 rtl_check_failed_type2, rtl_check_failed_code1,
4251 rtl_check_failed_code2, rtl_check_failed_code_mode,
4252 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
4253 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
4254 rtl_check_failed_type2, rtl_check_failed_code1,
4255 rtl_check_failed_code2, rtl_check_failed_code_mode,
4256 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
4257 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
4258 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
4259 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
4260 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
4261 rtx_unstable_p, get_integer_term, get_related_value,
4262 offset_within_block_p, reg_mentioned_p, count_occurrences,
4263 reg_referenced_p, reg_used_between_p, no_labels_between_p,
4264 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
4265 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
4266 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
4267 find_constant_src, find_reg_fusage, find_regno_fusage,
4268 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
4269 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
4270 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
4271 computed_jump_p, auto_inc_p, in_expr_list_p,
4272 remove_node_from_expr_list, loc_mentioned_in_p,
4273 label_is_jump_target_p, reversed_comparison_code_parts,
4274 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
4275 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
4276 print_inline_rtx): Likewise.
4277 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
4278 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
4279 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
4280 get_integer_term, get_related_value, offset_within_block_p,
4281 count_occurrences, reg_mentioned_p, no_labels_between_p,
4282 reg_used_between_p, reg_referenced_p, single_set_2,
4283 multiple_sets, set_noop_p, refers_to_regno_p,
4284 reg_overlap_mentioned_p, dead_or_set_p,
4285 covers_regno_no_parallel_p, covers_regno_p,
4286 dead_or_set_regno_p, find_reg_note, find_regno_note,
4287 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
4288 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
4289 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
4290 side_effects_p, may_trap_p_1, may_trap_p,
4291 may_trap_after_code_motion_p, may_trap_or_fault_p,
4292 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
4293 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
4294 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
4295 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
4296 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
4298 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
4299 warning_for_asm): Likewise.
4300 * tree.h (print_rtl): Likewise.
4301 * varasm.c (get_pool_mode): Likewise.
4303 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4305 * c-lex.c (c_lex_with_flags, lex_string): Constify.
4306 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
4307 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4308 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
4309 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
4310 * ddg.c (compare_sccs): Likewise.
4311 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
4312 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
4313 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
4314 decimal_do_fix_trunc, decimal_real_to_integer,
4315 decimal_real_to_integer2, decimal_real_maxval): Likewise.
4316 * dse.c (const_group_info_t): New.
4317 (invariant_group_base_eq, invariant_group_base_hash): Constify.
4318 * dwarf2out.c (const_dw_die_ref): New.
4319 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
4320 * tree-browser.c (TB_parent_eq): Likewise.
4321 * unwind-dw2-fde.c (__register_frame_info_bases,
4322 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
4323 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
4325 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
4326 * unwind-dw2.c (uw_frame_state_for): Likewise.
4327 * value-prof.c (histogram_hash, histogram_eq): Likewise.
4328 * value-prof.h (const_histogram_value): New.
4330 2007-07-25 Richard Sandiford <richard@codesourcery.com>
4332 * config/mips/mips.c (machine_function): Add
4333 initialized_mips16_gp_pseudo_p.
4334 (mips16_gp_pseudo_reg): Do not emit the initialization of
4335 mips16_gp_pseudo_rtx when being called from the gimple cost-
4336 calculation routines; emit it on the first use outside those
4339 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4341 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
4344 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
4345 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
4346 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
4347 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
4348 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
4349 Preserve const-ness of parameters through use of __typeof(),
4350 also constify and tidy.
4352 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
4353 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
4354 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
4355 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
4356 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
4357 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
4358 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
4359 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
4360 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
4362 2007-07-25 Julian Brown <julian@codesourcery.com>
4363 Mark Shinwell <shinwell@codesourcery.com>
4365 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
4366 (alpha_mangle_type): This.
4367 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4368 (TARGET_MANGLE_TYPE): Define this instead.
4369 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
4370 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
4371 (arm_init_neon_builtins): Fix comment.
4372 (arm_mangle_map_entry): New.
4373 (arm_mangle_map): New.
4374 (arm_mangle_type): New.
4375 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
4376 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4377 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4378 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4379 (TARGET_MANGLE_TYPE): Define this instead.
4380 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
4381 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4382 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4383 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4384 (TARGET_MANGLE_TYPE): Define this instead.
4385 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
4387 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
4388 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4389 (TARGET_MANGLE_TYPE): Define this instead.
4390 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
4391 (s390_mangle_type): This.
4392 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4393 (TARGET_MANGLE_TYPE): Define this instead.
4394 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
4395 (sparc_mangle_type): This.
4396 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4397 (TARGET_MANGLE_TYPE): Define this instead.
4398 * cp/mangle.c (write_type): Call mangle_type target hook on all
4399 types before mangling. Use original type, not main variant, as
4401 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
4402 (TARGET_MANGLE_TYPE): This.
4403 * target.h (gcc_target): Rename mangle_fundamental_type to
4405 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
4406 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
4408 2007-07-25 Julian Brown <julian@codesourcery.com>
4409 Paul Brook <paul@codesourcery.com>
4410 Joseph Myers <joseph@codesourcery.com>
4411 Mark Shinwell <shinwell@codesourcery.com>
4413 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
4414 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
4415 (with_fpu): Allow --with-fpu=neon.
4416 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4417 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4418 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
4419 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
4420 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
4421 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
4422 (neon_emit_pair_result_insn, neon_disambiguate_copy)
4423 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
4424 (output_move_neon): Add prototypes.
4425 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
4426 (all_fpus): Add FPUTYPE_NEON.
4427 (fp_model_for_fpu): Add NEON field.
4428 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
4429 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
4431 (arm_legitimate_address_p): Don't support fancy addressing for NEON
4433 (thumb2_legitimate_address_p): Likewise.
4434 (neon_valid_immediate): Recognize and prepare constants suitable for
4436 (neon_immediate_valid_for_move): New function. Recognize and prepare
4437 immediates for NEON move instructions.
4438 (neon_immediate_valid_for_logic): New function. Recognize and
4439 prepare immediates for NEON logic instructions.
4440 (neon_output_logic_immediate): New function. Create asm string
4441 suitable for outputting immediate logic instructions.
4442 (neon_pairwise_reduce): New function. Implement reduction using
4443 pairwise operations.
4444 (neon_expand_vector_init): New function. Expand a (possibly
4445 non-constant) vector initialization.
4446 (neon_vector_mem_operand): New function. Memory operands supported
4447 for quad-word loads/stores to/from ARM or NEON registers. Don't
4448 allow base+offset addressing for core regs.
4449 (neon_struct_mem_operand): New function. Valid mems for NEON
4451 (coproc_secondary_reload_class): Enable NEON registers to be loaded
4452 from neon_vector_mem_operand addresses without a secondary register.
4453 (add_minipool_forward_ref): Handle >8-byte minipool entries.
4454 (add_minipool_backward_ref): Likewise.
4455 (dump_minipool): Likewise.
4456 (push_minipool_fix): Likewise.
4457 (output_move_quad): New function. Output quad-word moves, loads and
4458 stores using ARM registers.
4459 (output_move_vfp): Add support for vectors in VFP (NEON) D
4461 (output_move_neon): Output a NEON load/store to/from a quadword
4463 (arm_print_operand): Implement new codes:
4464 - 'c' for unadorned integers (without a # sign).
4465 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
4467 - 'e', 'f' for the low and high D parts of a NEON Q register.
4468 - 'q' outputs a NEON Q register.
4469 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
4470 - 'T' prints NEON opcode features from a coded bitmask.
4471 - 'F' is similar to T, but signed/unsigned codes both print as
4473 - 't' is similar to T, but 'u' is printed instead of 'p'.
4474 - 'O' prints 'r' if NEON instruction should perform rounding (as
4475 specified by bitmask), else prints nothing.
4476 - '#' is a punctuation character to stop operand numbers from
4477 running together with following digits in the assembler
4478 strings for instructions (when using mode attributes).
4479 (arm_assemble_integer): Handle extra NEON vector modes. Permute
4480 constant vectors in big-endian mode, where necessary.
4481 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
4482 Handle EI, OI, CI, XI modes.
4483 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
4484 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
4485 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
4486 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
4487 (neon_builtin_type_bits): Add enumeration, one bit for each vector
4489 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
4490 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
4491 to turn v8qi, etc. into bits defined above.
4492 (neon_itype): New enumeration. Classifications of NEON builtins.
4493 (neon_builtin_datum): Define struct. Contains information about
4494 a single builtin (with multiple modes).
4495 (CF): Define helper macro for...
4496 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
4498 (neon_builtin_data): New array. Define information about builtins
4499 for use during initialization/expansion.
4500 (arm_init_neon_builtins): New function.
4501 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
4503 (neon_builtin_compare): New function.
4504 (locate_neon_builtin_icode): New function. Find an insn code for a
4505 builtin given a function code for that builtin. Also return type of
4506 builtin (NEON_BINOP, NEON_UNOP etc.).
4507 (builtin_arg): New enumeration. Types of arguments for builtins.
4508 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
4509 Takes a variable argument list of builtin_arg types, terminated by
4511 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
4512 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
4513 (neon_emit_pair_result_insn): New function. Support returning pairs
4514 of vectors via a pointer.
4515 (neon_disambiguate_copy): New function. Set up operands for a
4516 multi-word copy such that registers do not get clobbered.
4517 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
4518 ARM_BUILTIN_NEON_BASE.
4519 (arm_file_start): Set float-abi attribute for NEON.
4520 (arm_vector_mode_supported_p): Enable NEON vector modes.
4521 (arm_mangle_map_entry): New.
4522 (arm_mangle_map): New.
4523 (arm_mangle_vector_type): New.
4524 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
4526 (TARGET_NEON): New macro. Target supports NEON.
4527 (fputype): Add FPUTYPE_NEON.
4528 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
4529 for vectorization based on command-line arg.
4530 (NEON_REGNO_OK_FOR_NREGS): Define.
4531 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
4532 (VALID_NEON_STRUCT_MODE): Define.
4533 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
4534 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
4535 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
4536 (consttable_16): Add pattern for outputting 16-byte minipool
4538 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
4540 (vec-common.md, neon.md): Include md files.
4541 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
4542 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
4543 (memory_constraint "Ut", "Un", "Us"): Define.
4544 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
4545 (MMX_char): New mode attribute.
4546 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
4547 (*add<mode>3_iwmmxt): New insn pattern.
4548 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
4549 (*sub<mode>3_iwmmxt): New insn pattern.
4550 (mulv4hi3): Rename to...
4551 (*mulv4hi3_iwmmxt): This.
4552 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
4553 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
4554 (uminv4hi3, uminv2si3): Remove. Replace with...
4555 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
4556 (*umin<mode>3_iwmmxt): These.
4557 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
4558 (ashr<mode>3_iwmmxt): This new pattern.
4559 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
4560 (lshr<mode>3_iwmmxt): This new pattern.
4561 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
4562 (ashl<mode>3_iwmmxt): This new pattern.
4563 * config/arm/neon-docgen.ml: New file. Generate documentation for
4565 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
4566 * config/arm/arm_neon.h: New (autogenerated).
4567 * config/arm/neon-testgen.ml: New file. Generate NEON tests
4569 * config/arm/neon.md: New file. Define NEON instructions.
4570 * config/arm/neon.ml: New file. Abstract description of NEON
4571 instructions, used to generate arm_neon.h header, documentation and
4573 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
4574 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
4576 * doc/extend.texi (ARM Built-in Functions): Rename and remove
4578 (ARM NEON Intrinsics): New subsection.
4579 * doc/arm-neon-intrinsics.texi: New (autogenerated).
4581 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
4583 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
4586 2007-07-24 Jan Hubicka <jh@suse.cz>
4588 * regclass.c (move_table): New type.
4589 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
4590 (init_move_cost): Break out from ...
4591 (init_reg_sets_1): ... here; simplify computation of
4592 have_regs-of_mode and contains_reg_of_mode.
4593 (record_reg_classes): Unswitch internal loops.
4594 (copy_cost): Trigger lazy initialization of move cost
4595 (record_address_regs): Likewise.
4597 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
4599 * config/darwin.c (darwin_override_options): Don't force on
4600 flag_var_tracking_uninit when no debug info is requested.
4602 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4604 * cfgloop.c (init_loops_structure): New function.
4605 (flow_loops_find): Create root of the loop tree unconditionally.
4607 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
4609 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
4611 2007-07-24 Jan Hubicka <jh@suse.cz>
4613 * caller-save.c: Include ggc.h, gt-caller-save.h
4614 (reg_save_code, reg_restore_code): Rename to ...
4615 (cached_reg_save_code, cached_reg_restore_code): ... those.
4616 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
4617 (reg_save_code, reg_restore_code): New functions.
4618 (init_caller_save): Do not intialize
4619 reg_save_code/reg_restore_code tables.
4620 * Makefile.in: (gt-caller-save.h): New.
4622 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
4624 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
4625 with the mode of the original operand instead of
4628 2007-07-23 Jan Hubicka <jH@suse.cz>
4630 * i386.c (ix86_secondary_memory_needed): Break out to...
4631 (inline_secondary_memory_needed): ... here.
4632 (ix86_memory_move_cost): Break out to ...
4633 (inline_memory_move_cost): ... here; add support for IN value of 2 for
4634 maximum of input and output; fix handling of Q_REGS on 64bit.
4635 (ix86_secondary_memory_needed): Microoptimize.
4637 2007-07-23 Sebastian Pop <sebpop@gmail.com>
4639 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
4640 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
4641 stmts_from_loop, known_dependences_p, build_rdg): New.
4642 * tree-data-ref.h: Depends on graphds.h.
4643 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
4644 (build_rdg): Declared.
4645 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
4647 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
4649 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
4652 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
4653 Jakub Jelinek <jakub@redhat.com>
4655 PR middle-end/PR28690
4656 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
4658 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
4659 and MEM_POINTER operands over REG and MEM operands.
4660 (swap_commutative_operands_p): Change return value to bool.
4661 * rtl.h: Update the corresponding prototype.
4662 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
4663 instead of gen_rtx_PLUS.
4664 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
4665 value to bool. Change function arguments to rtx's and update code
4667 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
4668 calls to match the new declaration.
4669 * simplify-rtx.c (simplify_associative_operation): Don't
4670 reorder simplify_binary_operation arguments.
4672 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4674 * config/mips/mips.c (override_options): Use mips_costs to derive
4675 the default branch cost.
4676 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
4678 * config/mips/mips.opt (mbranch-cost=): New option.
4679 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
4681 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4683 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
4684 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
4685 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
4686 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
4688 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4690 * config/mips/constraints.md (ks): New constraint.
4691 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
4692 (*add<mode>3_mips16): ...here.
4694 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
4696 * optabs.h (enum optab_index): Add new OTI_signbit.
4697 (signbit_optab): Define corresponding macro.
4698 (enum insn_code signbit_optab[]): Remove array.
4699 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
4700 (expand_copysign_absneg): If back end provides signbit insn, use it
4701 instead of bit operations on floating point argument.
4702 * builtins.c (enum insn_code signbit_optab[]): Remove array.
4703 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
4704 for availability of signbit insn.
4706 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
4707 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
4708 SSE mode is not active.
4709 (isinf<mode>2): Disable for mfpmath=sse,387.
4711 2007-07-22 Ben Elliston <bje@au.ibm.com>
4713 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
4715 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
4717 2007-07-20 Richard Guenther <rguenther@suse.de>
4719 * tree-cfg.c (verify_expr): COND_EXPRs can have any
4720 integral typed condition.
4721 * tree-ssa.c (useless_type_conversion_p): Do not preserve
4722 booleanness. Only preserve conversions from a non-base
4723 type to a base type, not in general between types with
4724 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
4725 * tree.def (COND_EXPR): Document that the condition
4726 can be of any integral type.
4728 2007-07-20 Nigel Stephens <nigel@mips.com>
4729 Richard Sandiford <richard@codesourcery.com>
4731 * config/mips/mips.h (mips_dwarf_regno): Declare.
4732 (DBX_REGISTER_NUMBER): Remove redundant brackets.
4733 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
4734 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
4735 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
4736 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4737 (REG_CLASS_NAMES): Update accordingly.
4738 * config/mips/mips.c (mips_dwarf_regno): New array.
4739 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4740 (mips_subword): Remove special handling for accumulator registers.
4741 (override_options): Initiailize mips_dwarf_regno. Remove use
4743 (mips_swap_registers): New function.
4744 (mips_conditional_register_usage): Swap accumulator registers
4745 around if TARGET_LITTLE_ENDIAN.
4746 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
4747 * config/mips/constraints.md (h, l): Use the endianness to choose
4748 between MD0_REG and MD1_REG.
4749 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
4750 alternative-dependent template.
4752 2007-07-20 Richard Sandiford <richard@codesourcery.com>
4754 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
4757 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4759 * function.c (thread_prologue_and_epilogue_insns): Fix exit
4760 predecessor fallthru flags.
4762 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4764 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
4765 of compare to the same type.
4766 * cfgloopmanip.c (add_loop): Update information about loop exits.
4767 (loop_version): Remove the innermost loop requirement.
4768 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
4769 to sizetype for pointers.
4771 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
4773 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
4774 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
4775 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
4777 * config/dfp-bit.c: Empty for TFmode conversions.
4779 2007-07-18 Caroline Tice <ctice@apple.com>
4781 * var-tracking.c (find_src_status): Check for COND_EXEC insns
4782 and handle them correctly; check that src is not NULL before
4784 (find_src_set_src): Likewise.
4786 2007-07-18 Bob Wilson <bob.wilson@acm.org>
4788 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
4789 (struct alignment_context, init_alignment_context): New.
4790 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
4791 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
4792 (XCHAL_HAVE_S32C1I): Likewise.
4793 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
4794 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
4795 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
4796 (ATOMIC, HQI): New macros.
4797 (memory_barrier, *memory_barrier): New.
4798 (sync_lock_releasesi): New.
4799 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
4800 (sync_lock_test_and_set<mode>): New.
4801 (sync_<atomic><mode>): New.
4802 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
4803 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
4804 (xtensa_expand_atomic): New.
4806 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4810 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
4811 transformation for builtin ISNORMAL.
4812 (expand_builtin): Handle BUILT_IN_ISNORMAL.
4813 * builtins.def (BUILT_IN_ISNORMAL): New.
4814 * doc/extend.texi: Document isnormal.
4816 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4820 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
4821 optabs infrastructure. Provide generic implementation for
4823 (expand_builtin): Handle FINITE/ISFINITE.
4824 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
4825 (fold_builtin_1): Likewise.
4827 * builtins.def (BUILT_IN_ISFINITE): New.
4829 * doc/extend.texi: Document isfinite.
4831 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4836 * builtins.c (expand_builtin_interclass_mathfn): Provide a
4837 generic fallback for isinf.
4838 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
4839 calculation code ...
4840 * real.c (get_max_float): ... to here.
4841 * real.h (get_max_float): New.
4843 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4847 * builtin-attrs.def (ATTR_TYPEGENERIC,
4848 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
4850 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
4851 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
4852 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
4853 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
4855 * c-common.c (handle_type_generic_attribute): New.
4856 (c_common_attribute_table): Add "type generic".
4858 * c-typeck.c (convert_arguments): Handle "type generic" functions.
4860 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
4862 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4863 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4866 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4869 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4870 checking that the operand is an expression.
4872 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4873 Danny Smith <dannysmith@users.sourceforge.net>
4876 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4877 file mapping object in local namespace if Windows version later
4880 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4882 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4883 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4884 arm_cannot_force_const_mem.
4885 (arm_cannot_force_const_mem): New function.
4886 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4887 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4888 of arm_tls_referenced_p.
4889 * config/arm/arm.md (movsi): Split out-of-section constants when
4890 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4891 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4893 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4895 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4897 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4899 * config/mips/mips.md (*extendqihi2): Convert the destination
4902 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4904 * config/pa/fptr.c: Update license header.
4905 * config/pa/milli64.S: Likewise.
4907 2007-07-17 Nick Clifton <nickc@redhat.com>
4909 * COPYING_v3: New file. Contains version 3 of the GNU General
4911 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4912 Lesser General Public License.
4913 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4914 the GNU General Public License.
4916 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4918 PR rtl-optimization/32773
4919 * cfglayout.c (force_one_exit_fallthru): New function.
4920 (cfg_layout_finalize): Use it.
4922 2007-07-16 Richard Guenther <rguenther@suse.de>
4923 Uros Bizjak <ubizjak@gmail.com>
4925 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4926 before forcing it to gimple operand.
4928 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4929 David Ung <davidu@mips.com>
4931 * config/mips/mips.h (TUNE_24K): Define.
4932 (TUNE_MACC_CHAINS): Add TUNE_24K.
4933 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4935 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4936 (r74k_int_madd): .. this new reservation.
4937 (define_bypass): Fixed bypasses for r74k_int_madd to use
4939 * config/mips/24k.md (define_bypass): Define new
4940 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4942 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4943 Nigel Stephens <nigel@mips.com>
4945 * config/mips/mips.md: Include 20kc.md.
4946 * config/mips/20kc.md: New file.
4947 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4948 (mips_adjust_cost): Tweak for 20Kc.
4949 (mips_issue_rate): Likewise.
4950 * config/mips/mips.h (TUNE_20KC): Define.
4952 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4954 * config/rs6000/rs6000.c (struct processor_cost): Add
4955 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4957 (*_cost): Add cache information.
4958 (rs6000_override_options): Set cache parameters.
4960 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4963 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4964 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4966 2007-07-16 Paul Brook <paul@codesourcery.com>
4969 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4970 (cirrus_thumb2_movsi_insn): Ditto.
4972 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4974 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4977 2007-07-15 Andrew Haley <aph@redhat.com>
4979 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4980 before looking in the context.
4982 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4986 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4987 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4988 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4989 (pa_output_function_prologue): Use rp_saved and
4990 current_function_is_leaf to generate .CALLINFO statement.
4991 (hppa_expand_prologue): Set rp_saved.
4992 (hppa_expand_epilogue): Use rp_saved.
4993 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4994 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4996 2007-07-14 Dirk Mueller <dmueller@suse.de>
4998 * omega.c (coalesce): Fix memory leak on early exit.
4999 * matrix-reorg.c (check_allocation_function): Likewise.
5000 * tree-vect-transform.c (vect_get_new_vect_var): free result
5002 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5003 pass pointer to edge vector
5004 (partition_hot_cold_basic_blocks): Fix memory leak.
5005 * collect2.c (prefix_from_string): Free temporary storage.
5006 * reload1.c (fixup_abnormal_edges): Free sbitmap.
5008 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
5010 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
5011 (DO_GLOBAL_DTORS_BODY): Likewise.
5013 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
5014 Nigel Stephens <nigel@mips.com>
5016 * config/mips/mips.c (mips_classify_symbol): Don't return
5017 SYMBOL_SMALL_DATA for constant pool addresses if
5018 TARGET_EMBEDDED_DATA is true.
5020 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
5022 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
5023 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
5024 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
5025 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
5026 __builtin_ia32_storehps, __builtin_ia32_storelps,
5027 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
5028 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
5029 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
5030 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
5031 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
5032 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
5033 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
5034 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
5035 using def_builtin_const.
5037 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
5039 PR tree-optimization/32705
5040 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
5041 (simplify_binary_expression): Use SSA_VAL consistently.
5043 2007-07-13 David Edelsohn <edelsohn@gnu.org>
5045 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
5046 (SPEFSCR_REGNO): Delete definition.
5047 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
5048 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5049 * config/rs6000/rs6000.h: Do not define *_REGNO.
5050 LINK_REGISTER_REGNUM -> LR_REGNO.
5051 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5052 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
5053 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5054 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
5055 R_VRSAVE, R_VSCR. Use them.
5056 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
5057 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
5058 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
5059 * config/rs6000/aix.h: Define R_LR. Use it.
5061 2007-07-13 Caroline Tice <ctice@apple.com>
5063 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
5064 flag_var_tracking is explicitly turned off (i.e. when variable
5065 tracking is not feasible); otherwise, turn flag_var_tracking on when
5066 flag_var_tracking_uninit is on.
5067 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
5068 note definitions, to allow recording of initialization status in the
5070 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
5071 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
5072 determine if two note locations are equal.
5073 (output_loc_list): Don't output list entries whose start & end labels
5075 (reg_loc_descriptor): Add parameter for initialization status; pass it
5076 to other loc descriptor functions.
5077 (one_reg_loc_descriptor): Add parameter for initialization status;
5078 check its value and add DW_OP_GNU_uninit to returned loc descr if
5080 (multiple_reg_loc_descriptor): Add parameter for initialization
5082 pass init status argument to other loc descriptor functions; check
5083 value of intialization parameter and add DW_OP_GNU_uninit to returned
5084 loc descr if appropriate.
5085 (based_loc_descr): Add parameter for initialization status; add new
5086 variable for return value; check value of initialization parameter and
5087 add DW_OP_GNU_uninit to returned loc descr if appropriate.
5088 (concatn_mem_loc_descriptor): Add parameter for initialization status;
5089 pass init status argument to other loc descriptor functions; check
5090 value of intialization parameter and add DW_OP_GNU_uninit to returned
5091 loc descr if appropriate.
5092 (mem_loc_descriptor): Likewise.
5093 (concat_loc_descriptor): Likewise.
5094 (concatn_loc_descriptor): Likewise.
5095 (loc_descriptor): Add parameter for initialization status; pass it as
5096 argument to other loc descriptor function calls.
5097 (loc_descriptor_from_tree_1): Add appropriate initialization status
5098 to loc descriptor function calls.
5099 (add_location_or_const_value_attribute): Get initialization status
5100 from VAR_LOCATION note; add initialization status to loc descriptor
5102 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
5103 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
5104 status is uninitialized, add "[uninint]" to output.
5105 * common.opt (fvar-tracking-uninit): New option, similar to
5106 fvar-tracking, to turn on tracking of uninitialized variables; creates
5107 a new global flag, flag_var_tracking_uninit.
5108 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
5109 (enum var_init_status): New type, for var initialization status field.
5110 * var-tracking.c (struct location_chain_def): Two new fields, init,
5111 for initialization status, and set_src for the assignment value expr.
5112 (unshare_variable): New parameter for initialization status;
5113 initialize new init and set_src fields.
5114 (var_reg_set): New parameters for initialization status and value;
5115 pass them to set_variable_part.
5116 (var_mem_set): Likewise.
5117 (get_init_value): New function.
5118 (var_reg_delete_and_set): New initialization status & value
5119 parameters; add call to get_init_value if status is unknown; pass new
5120 parameters to clobber_variable_part and var_reg_set.
5121 (var_mem_delete_and_set): Likewise.
5122 (var_reg_delete): Pass null set_src value to clobber_variable_part.
5123 (var_mem_delete): Likewise.
5124 (variable_union): Pass status to unshare_variable; initialize new init
5125 and set_src fields. If flag_var_tracking_uninit is not set, force
5126 status to initialized.
5127 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
5128 used later to get the set_src value.
5129 (find_src_status): New function.
5130 (find_src_set_src): New function.
5131 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
5132 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
5133 MO_SET, get set_src value and pass it to var_reg_delete_and_set
5134 and var_mem_delete_and_set.
5135 (dump_variable): Print out "[uninit]" if appropriate.
5136 (set_variable_part): Add new initialization and set_src parameters;
5137 pass status to unshare_variable; set node->init and node- >set_src
5138 fields and modify slot in hash table appropriately; save the init and
5139 set_src values if appropriate and assign to the new node.
5140 (clobber_variable_part): New set_src parameter; if two nodes have
5141 same variable and same location but different set_src (assignment)
5142 values, clobber old node.
5143 (delete_variable_part): Pass init status to unshare_variable.
5144 (emit_note_insn_var_location): Add initialized var; assign var's init
5145 status to new 'initialized'; pass new init status field to calls to
5146 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
5147 status to initialized.
5148 (emit_notes_in_bb): Pass initialization status to calls to
5149 var_reg_set, var_mem_set, var_reg_delete_and_set and
5150 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
5151 var_reg_delete_and_set and var_mem_delete_and_set; call
5152 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
5153 make up for change in add_stores.
5154 (vt_add_function_parameters): Add status to calls to
5156 * config/darwin.c (darwin_override_options): Turn on uninitialized
5157 tracking automatically, if var_tracking is on and the system is
5160 2007-07-13 Sa Liu <saliu@de.ibm.com>
5162 * config.gcc: Add options for arch and tune on SPU.
5163 * config/spu/predicates.md: Add constant operands 0 and 1.
5164 * config/spu/spu-builtins.def: Add builtins for double precision
5165 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
5166 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
5168 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
5170 * config/spu/spu-protos.h: Add new function prototypes.
5171 * config/spu/spu.c (spu_override_options): Check options -march and
5173 (spu_comp_icode): Add comparison code for DFmode and vector mode.
5174 (spu_emit_branch_or_set): Use the new code for DFmode and vector
5176 (spu_const_from_int): New. Create a vector constant from 4 ints.
5177 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
5178 (spu_emit_vector_compare): New. Emit vector compare.
5179 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
5180 * config/spu/spu.h: Add options -march and -mtune. Define processor
5181 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
5182 CANONICALIZE_COMPARISON.
5183 * config/spu/spu.md: Add new insns for double precision compare
5184 and double precision vector compare. Add vcond and smax/smin patterns
5185 to enable DFmode vector conditional expression.
5186 * config/spu/spu.opt: Add options -march and -mtune.
5187 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
5188 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
5189 both CELL and CELLEDP targets: spu_testsv.
5190 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
5193 2007-07-13 Richard Guenther <rguenther@suse.de>
5195 PR tree-optimization/32721
5196 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
5197 TREE_THIS_VOLATILE on the folded reference.
5198 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
5199 if the array reference has TREE_THIS_VOLATILE set.
5201 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
5204 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
5206 2007-07-13 Andreas Schwab <schwab@suse.de>
5208 * gengtype-lex.l: Allow declarations to be indented.
5210 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5212 * ginclude/tgmath.h: New.
5213 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
5214 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
5215 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
5216 * configure: Regenerate.
5218 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5220 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
5221 correct index when setting register save state for xd
5224 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5226 * config/sh/sh.c (mark_use): Remove.
5228 2007-07-12 Paul Brook <paul@codesourcery.com>
5230 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
5231 reg does not overlap return value.
5233 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
5235 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
5236 (set_expression_vuses): Ditto.
5237 (init_pre): Initialize expression_vuses.
5239 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5241 * config/i386/sse.md (storentdf, storentsf): New.
5243 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5245 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
5247 * tree.c (build_decl_stat): Move code from here...
5248 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
5249 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
5250 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
5251 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
5252 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
5255 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5256 Devang Patel <dpatel@apple.com>
5258 PR tree-optimization/25413
5259 * targhooks.c (default_builtin_vector_alignment_reachable): New.
5260 * targhooks.h (default_builtin_vector_alignment_reachable): New.
5261 * tree.h (contains_packed_reference): New.
5262 * expr.c (contains_packed_reference): New.
5263 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
5264 (vect_enhance_data_refs_alignment): Call
5265 vector_alignment_reachable_p.
5266 * target.h (vector_alignment_reachable): New builtin.
5267 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
5268 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
5269 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
5271 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5273 * target.h (builtin_vectorization_cost): Add new target builtin.
5274 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
5275 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
5276 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
5277 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
5278 uninitialized variables.
5279 * tree-vect-transform.c (cost_for_stmt): New function.
5280 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
5281 using cost 1 for all scalar stmts. Be less conservative when
5282 estimating the number of prologue/epulogue iterations. Call
5283 targetm.vectorize.builtin_vectorization_cost. Return
5284 min_profitable_iters-1.
5285 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
5286 initialization cost instead of TARG_VEC_STMT_COST. Use
5287 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
5288 epilogue code. Fix epilogue cost computation.
5289 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
5290 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
5291 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
5292 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
5293 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
5294 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
5296 2007-07-12 Richard Guenther <rguenther@suse.de>
5298 * gimplify.c (gimplify_conversion): Make sure that the result
5299 from maybe_fold_offset_to_reference is trivially convertible
5300 to the desired type before doing the simplification.
5301 (gimplify_expr): Likewise.
5302 * fold-const.c (fold_binary): Use the correct types for
5303 building the simplified expression.
5305 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5307 PR rtl-optimization/32729
5308 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
5309 that fallthru to exit.
5311 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
5313 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
5314 (symDTPOFF2reg): Likewise.
5316 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
5318 PR tree-optimization/32663
5320 * tree.h (VALUE_HANDLE_VUSES): Remove.
5321 (struct tree_value_handle): Remove vuses.
5323 * tree-vn.c (create_value_handle_for_expr): Don't set
5326 * tree-ssa-pre.c (expression_vuses): New.
5327 (alloc_expression_id): Set up expression_vuses.
5328 (get_expression_vuses): New.
5329 (set_expression_vuses): Ditto.
5330 (clear_expression_ids): Modify for expression_vuses.
5331 (phi_translate_1): Ditto.
5332 (phi_translate_set): Ditto.
5333 (value_dies_in_block_x): Ditto
5334 (valid_in_sets): Ditto.
5335 (add_to_sets): Ditto.
5336 (find_existing_value_expr): Ditto.
5337 (create_value_handle_for_expr): Ditto.
5338 (make_values_for_stmt): Ditto.
5339 (vuse_equiv): Remove.
5341 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
5343 * Makefile.in (mostlyclean): Remove object files.
5345 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5347 * toplev.c (no_new_pseudos): Deleted.
5348 * rtl.h (no_new_pseudos): Deleted.
5349 * tree-pass.h (pass_no_new_pseudos): Deleted.
5350 * passes.c (pass_no_new_pseudos): Deleted.
5351 * final.c (rest_of_clean_state): Removed no_new_pseudos.
5352 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
5353 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
5355 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
5356 * rtlhooks.c (gen_lowpart_general): Ditto.
5357 * optabs.c (prepare_operand): Ditto.
5358 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
5360 * modulo-sched.c (rest_of_handle_sms): Ditto.
5361 * see.c (rest_of_handle_see): Ditto.
5362 * ifcvt.c (if_convert): Ditto.
5363 (gate_handle_if_after_combine): Replaced no_new_pseudos with
5365 * init-regs.c (gate_initialize_regs): Deleted set of
5367 * lower-subreg.c (decompose_multiword_subregs): Ditto.
5368 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
5369 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
5371 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5374 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
5375 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
5376 (*vec_extractv2di_1_rex64): New insn pattern.
5378 2007-07-11 David Daney <ddaney@avtrex.com>
5380 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
5381 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
5382 for SIGNAL_UNWIND_RETURN_COLUMN.
5383 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
5384 (DWARF_FRAME_REGNUM): Rewrite.
5385 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
5387 2007-07-11 Nick Clifton <nickc@redhat.com>
5389 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
5390 delta and use gen_int_mode in place of GET_INT instead.
5392 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5394 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
5397 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
5399 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
5400 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
5402 * params.h (VERIFY_CANONICAL_TYPES): Remove.
5403 (USE_CANONICAL_TYPES): New.
5404 * doc/invoke.texi (verify-canonical-types): Remove.
5405 (use-canonical-types): Add.
5407 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5409 * config/spu/spu.c (spu_optimization_options): Remove setting of
5410 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
5411 (spu_override_options): Move it here.
5413 2007-07-11 Richard Sandiford <richard@codesourcery.com>
5415 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
5416 * config/mips/mips.c (mips_cpu_info_table): Mention
5417 MIPS_ISA_LEVEL_SPEC in the comment.
5419 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5421 PR tree-optimization/32713
5422 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
5424 2007-07-11 Paolo Carlini <pcarlini@suse.de>
5427 * c-opts.c (c_common_post_options): Do not change flag_complex_method
5428 conditional to flag_isoc99.
5429 (c_common_init_options): Do it here, unconditionally.
5431 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5433 PR tree-optimization/32589
5434 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
5435 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
5436 * tree-ssa-propagate.c (valid_gimple_expression_p): New
5437 predicate, extracted from...
5438 (set_rhs): ...here. Call it for the expression on entry.
5439 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
5440 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
5441 (simplify_binary_expression): Use valid_gimple_expression_p
5442 to validate the simplification.
5443 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
5445 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
5447 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
5448 DWARF2_DEBUG on 32 bit target too.
5449 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
5451 2007-07-11 Nick Clifton <nickc@redhat.com>
5453 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
5454 version for 64-bit hosts.
5456 2007-07-10 David Daney <ddaney@avtrex.com>
5458 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
5460 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
5462 * config/mips/mips.c (mips_expand_synci_loop): New function.
5463 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
5464 (UNSPEC_RDHWR): Same.
5465 (UNSPEC_SYNCI): Same.
5466 (UNSPEC_SYNC): Same.
5467 (clear_cache): New expand.
5471 (clear_hazard): Same.
5472 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
5474 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
5475 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
5477 2007-07-10 Ian Lance Taylor <iant@google.com>
5479 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
5482 2007-07-10 David Daney <ddaney@avtrex.com>
5484 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
5485 * builtins.c (expand_builtin___clear_cache): New function.
5486 (expand_builtin): Call expand_builtin___clear_cache for
5487 BUILT_IN_CLEAR_CACHE case.
5488 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
5489 * doc/md.texi (clear_cache): Document new instruction pattern.
5490 * testsuite/gcc.dg/builtins-64.c: New test.
5492 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
5494 * config/cris/cris.md ("movsi"): Fix typo in last change.
5496 2007-07-09 Geoffrey Keating <geoffk@apple.com>
5499 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
5501 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
5502 * varasm.c (assemble_start_function): Honor DECL_ALIGN
5503 for FUNCTION_DECLs. Don't use align_functions_log if
5505 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
5506 even for FUNCTION_DECLs.
5507 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
5509 * tree.h (DECL_ALIGN): Update for new location of 'align'.
5510 (DECL_FUNCTION_CODE): Update for new location and name of
5512 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
5513 (struct tree_decl_common): Move 'align' and 'off_align' out
5514 of union, ensure they're still on a 32-bit boundary. Remove
5515 other fields in union 'u1'.
5516 (struct tree_function_decl): Add field 'function_code' replacing
5517 'u1.f' in tree_decl_common.
5518 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
5519 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
5520 (Variable Attributes): Cross-reference 'aligned' attribute
5521 to Function Attributes.
5522 * flags.h (force_align_functions_log): Delete.
5523 * toplev.c (force_align_functions_log): Delete.
5525 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
5528 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
5529 (*vec_concatv2di_rex): New insn pattern.
5531 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5534 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
5536 2007-07-10 Ian Lance Taylor <iant@google.com>
5538 Replace no_new_pseudos in backends.
5539 * rtl.h (can_create_pseudo_p): Define.
5540 * config/darwin.c (machopic_indirect_data_reference): Use
5541 can_create_pseudo_p () instead of no_new_pseudos.
5542 (machopic_indirect_data_reference): Likewise.
5543 (machopic_legitimize_pic_address): Likewise.
5544 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
5545 (alpha_emit_set_const_1): Likewise.
5546 (alpha_emit_set_const): Likewise.
5547 (alpha_emit_conditional_move): Likewise.
5548 (alpha_split_conditional_move): Likewise.
5549 * config/alpha/alpha.md (various splitters): Likewise.
5551 * config/arm/arm.c (legitimize_pic_address): Likewise.
5552 (arm_load_pic_register): Likewise.
5553 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
5554 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
5555 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
5556 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
5557 * config/cris/cris.md (movsi): Likewise.
5558 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
5559 (symGOTOFF2reg_hilo): Likewise.
5560 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
5561 * config/h8300/h8300.md (insv, extzv): Likewise.
5562 * config/i386/i386.c (ix86_expand_move): Likewise.
5563 (ix86_expand_vector_move): Likewise.
5564 (ix86_prepare_fp_compare_args): Likewise.
5565 (ix86_expand_carry_flag_compare): Likewise.
5566 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
5567 (tls_dynamic_gnu2_combine_32): Likewise.
5568 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
5569 * config/ia64/ia64.c (ia64_expand_move): Likewise.
5570 (ia64_expand_movxf_movrf): Likewise.
5571 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
5572 (m32c_split_move): Likewise.
5573 (m32c_expand_insv): Likewise.
5574 * config/m68k/m68k.md (movsi): Likewise.
5575 * config/mips/mips.c (mips_force_temporary): Likewise.
5576 (mips_split_symbol): Likewise.
5577 (mips_move_integer): Likewise.
5578 (mips_legitimize_const_move): Likewise.
5579 * config/mn10300/mn10300.md (movsi): Likewise.
5580 * config/pa/pa.c (emit_move_sequence): Likewise.
5581 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5582 (rs6000_got_register): Likewise.
5583 (create_TOC_reference): Likewise.
5584 (rs6000_machopic_legitimize_pic_address): Likewise.
5585 * config/rs6000/rs6000.md (add<mode>3): Likewise.
5586 (various splitters): Likewise.
5587 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
5588 (movsi_got): Likewise.
5589 * config/s390/s390.c (emit_symbolic_move): Likewise.
5590 * config/s390/s390.md (movhi, movqi): Likewise.
5591 (load_multiple, store_multiple): Likewise.
5592 * config/score/score.c (score_force_temporary): Likewise.
5593 * config/sh/sh.c (prepare_move_operands): Likewise.
5594 (prepare_cbranch_operands): Likewise.
5595 (emit_fpu_switch): Likewise.
5596 (fpscr_set_from_mem): Likewise.
5597 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
5598 (adddi3, subsi3): Likewise.
5599 (various splitters): Likewise.
5600 (divsi_inv_fp_combine): Likewise.
5601 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
5602 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
5604 * config/sh/predicates.md (xor_operand): Likewise.
5605 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
5606 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
5607 (movdi_pic_label_ref): Likewise.
5608 * config/spu/spu.c (spu_split_immediate): Likewise.
5609 * config/alpha/alpha.md (various splitters): Remove test
5610 !no_new_pseudos || reload_completed.
5611 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
5613 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5614 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5615 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5616 * config/score/score.c (th_output_mi_thunk): Likewise.
5617 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5618 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5620 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
5622 PR rtl-optimization/32664
5623 * mode-switching.c (create_pre_exit): Skip barrier insns.
5625 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5627 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
5628 force_gimple_operand_bsi.
5629 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
5630 rewrite_use_compare): Ditto.
5631 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
5633 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
5634 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
5635 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
5636 * tree-profile.c (prepare_instrumented_value,
5637 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5638 tree_gen_one_value_profiler, tree_gen_ic_profiler,
5639 tree_gen_ic_func_profiler, tree_gen_average_profiler,
5640 tree_gen_ior_profiler): Ditto.
5641 * tree-ssa-reassoc.c (negate_value): Ditto.
5642 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
5643 Use force_gimple_operand_bsi.
5644 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5645 * tree-if-conv.c (add_to_dst_predicate_list,
5646 find_phi_replacement_condition): Ditto.
5647 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
5648 Call mark_symbols_for_renaming for new statements.
5649 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
5651 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5653 * cfghooks.c (remove_edge): New function.
5654 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
5656 * cfghooks.h (remove_edge): Declare.
5657 * cfg.c (remove_edge): Renamed to remove_edge_raw.
5658 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
5660 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
5662 * optabs.h: Added declaration for signbit_optab.
5663 * optabs.c: (init_optabs): Added initialization for signbit_optab.
5664 * genoptinit.c (optabs): Added entry for signbit insns.
5665 * builtins.c (expand_builtin_signbit): Added code to use a signbit
5667 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
5668 * config/s390/s390.md (signbit<mode>2): New expander.
5670 2007-07-09 Richard Guenther <rguenther@suse.de>
5673 * fold-const.c (fold_plusminus_mult_expr): Move constant
5674 arguments second to allow decomposing.
5676 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
5679 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5681 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5682 Disregard DECL_FROM_INLINE.
5684 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5687 * doc/invoke.texi: Add ftree-reassoc flag.
5688 * common.opt (ftree-reassoc): New flag.
5689 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
5690 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
5692 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5694 PR tree-optimization/32681
5695 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
5696 saved in second_edge->aux when first_bb is a loop header.
5698 2007-07-09 Jan HUbicka <jh@suse.cz>
5700 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
5702 2007-07-09 Richard Guenther <rguenther@suse.de>
5704 * c-decl.c (start_function): Do not promote return type.
5706 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
5708 * function.c (do_warn_unused_parameter): Do not warn if
5709 TREE_NO_WARNING is set.
5711 2007-07-08 Andreas Schwab <schwab@suse.de>
5713 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
5715 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
5718 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5720 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5721 apply to assembly language, too.
5722 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5724 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
5726 Revert (note the sccvn portions are *not* reverted)
5727 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5729 Fix PR tree-optimization/23488
5731 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5733 * tree-flow-inline.h (get_value_handle): Ditto.
5734 * tree-ssa-pre.c (decl_vh_map): New.
5735 (decl_node_pool): New.
5736 (can_value_number_operation): Support DECL_P.
5737 (can_PRE_operation): Ditto.
5738 (create_expression_by_pieces): Ditto.
5739 (find_existing_value_expr): Modify to differnetiate between
5740 addressing and top level.
5741 (create_value_handle_for_expr): Handle DECL's.
5742 (poolify_tree): Ditto.
5743 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5744 (make_values_for_stmt): Handle DECL's properly.
5745 (init_pre): Reorg to not init useless things during FRE.
5747 * tree-flow.h: Include pointer-set.h.
5748 (decl_vh_map): Declare.
5749 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5751 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
5753 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
5754 the constraint description.
5755 * doc/md.texi: Update documentation of AVR constraints.
5757 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
5759 * auto-inc-dec.c, config/arm/arm.c,
5760 config/m32r/constraints.md, config/mips/mips.md,
5761 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
5762 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
5763 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
5764 typos. Follow spelling conventions.
5765 * doc/invoke.texi, doc/rtl.texi: Fix typos.
5767 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
5768 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
5770 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
5771 realloc_vuse): Remove.
5772 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
5775 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5777 Fix PR tree-optimization/23488
5779 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
5780 (try_to_simplify): Ditto.
5782 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5784 * tree-flow-inline.h (get_value_handle): Ditto.
5785 * tree-ssa-pre.c (decl_vh_map): New.
5786 (decl_node_pool): New.
5787 (can_value_number_operation): Support DECL_P.
5788 (can_PRE_operation): Ditto.
5789 (create_expression_by_pieces): Ditto.
5790 (find_existing_value_expr): Modify to differnetiate between
5791 addressing and top level.
5792 (create_value_handle_for_expr): Handle DECL's.
5793 (poolify_tree): Ditto.
5794 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5795 (make_values_for_stmt): Handle DECL's properly.
5796 (init_pre): Reorg to not init useless things during FRE.
5798 * tree-flow.h: Include pointer-set.h.
5799 (decl_vh_map): Declare.
5800 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5802 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5804 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5805 apply to assembly language, too.
5806 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5808 2007-07-06 Ian Lance Taylor <iant@google.com>
5809 Zack Weinberg <zackw@panix.com>
5812 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
5814 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5816 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
5817 (prefetch): Likewise if "pref" would be used.
5819 2007-07-06 Josh Conner <jconner@apple.com>
5823 * calls.c (store_one_arg): Handle arguments which are partially
5824 on the stack when detecting argument overlap.
5826 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
5828 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
5829 chosen during find_reloads.
5831 2007-07-06 Richard Guenther <rguenther@suse.de>
5833 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
5834 TYPE_ARG_TYPES for verification of argument types. Use
5835 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
5836 parameters as variable arguments.
5838 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
5840 * libgcc2.h (word_type): Type definition removed.
5841 (cmp_return_type, shift_count_type): Type definitions added.
5842 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5843 replaced with shift_count_type.
5844 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5846 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
5847 changed from word_type to Wtype.
5848 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5849 replaced with shift_count_type.
5850 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5852 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
5853 and libgcc_shift_count attribute added.
5854 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
5855 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
5856 (TARGET_INITIALIZER): New target hooks added.
5857 * targhooks.c (default_libgcc_cmp_return_mode,
5858 default_libgcc_shift_count_mode): Default implementations for the new
5860 * targhooks.h (default_libgcc_cmp_return_mode,
5861 default_libgcc_shift_count_mode): Function prototypes added.
5862 * target.h (struct gcc_target): Fields for the new target hooks added.
5863 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5865 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5868 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5869 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5871 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5872 s390_libgcc_shift_count_mode): Functions added.
5873 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5874 Target hooks defined.
5876 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5878 * config/mips/mips.c (compute_frame_size): Restore the original
5879 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5880 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5881 Document why the difference is needed.
5883 2007-07-06 Richard Guenther <rguenther@suse.de>
5885 * c-common.c (boolean_increment): Use correctly typed
5888 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5890 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5891 the topmost argument register is not also included in the save mask.
5892 (mips16e_collect_argument_save_p): Take a pointer to the argument
5893 register, rather than a pointer to the number of arguments.
5894 (mips16e_collect_argument_saves): Only include argument saves
5895 that aren't in the register mask.
5897 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5899 PR rtl-optimization/32450
5900 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5901 to ensure that instructions are not moved into the prologue when
5902 profiling is on. Remove unused prologue_end variable.
5903 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5904 as a scheduling barrier.
5906 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5909 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5910 Disregard DECL_FROM_INLINE.
5912 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5914 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5915 IORing with a constant.
5917 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5919 PR rtl-optimization/32475
5920 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5921 for every definition of the stack pointer.
5923 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5925 * arm.c (vfp3_const_double_index): Copy signed results of
5926 REAL_VALUE_TO_INT into unsigned vars.
5928 2007-07-05 Richard Guenther <rguenther@suse.de>
5931 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5933 * tree-ssa.c (useless_type_conversion_p): Check canonical
5936 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5938 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5939 zero_extendhisi2): Change to define_insn_and_split.
5940 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5942 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5944 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5945 pass_match_asm_constraints): New.
5946 * passes.c (init_optimization_passes): Add new pass.
5947 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5948 * function.h (struct function): Add has_asm_statement bit.
5949 (current_function_has_asm_statement): New.
5950 * tree-pass.h (pass_match_asm_constraints): New.
5952 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5954 * config/mips/mips.c (mips_file_start): Avoid declaration
5957 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5959 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5961 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5963 * rtl.def (NOTE): Change print format string to print
5964 operand 5 as a note insn name.
5966 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5967 David Ung <davidu@mips.com>
5969 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5970 * doc/invoke.texi: (MIPS Options): Document them.
5972 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5973 David Ung <davidu@mips.com>
5975 Add support for SmartMIPS ASE.
5977 * optabs.c (expand_binop_directly): New, broken out from...
5978 (expand_binop): Here. Make it try rotating in the other
5979 direction even when the second operand isn't constant.
5980 * config/mips/mips.md (*lwxs): New.
5981 * config/mips/mips.opt (msmartmips): New.
5982 * config/mips/mips.c (mips_lwxs_address_p): New.
5983 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5984 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5985 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5986 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5987 (ISA_HAS_LWXS): New.
5988 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5989 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5990 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5991 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5992 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5993 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5994 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5996 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5998 * tree-vectorizer.c (new_loop_vec_info): Initialize
5999 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6000 * tree-vectorizer.h (_loop_vec_info): Added new filed
6001 min_profitable_iters.
6002 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
6003 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
6004 * tree-vect-analyze.c (vect_analyze_operations): Set
6005 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6006 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
6007 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
6008 Fix calculation of peel_iters_prologue. Move consideration of epilogue
6009 and prologue cost to after they are computed.
6010 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
6012 (vect_model_simple_cost): Takes additional argument dt. Consider cost
6013 of creating vectors from scalars according to dt.
6014 (vect_model_store_cost): Likewise.
6015 (vectorizable_call): Use dt array instead of scalar dt. Call
6016 vect_model_simple_cost with additional argument dt.
6017 (vectorizable_assignment): Likewise.
6018 (vectorizable_operation): Likewise.
6019 (vectorizable_type_demotion): Likewise.
6020 (vectorizable_type_promotion): Likewise.
6021 (vectorizable_store): Use dt array instead of scalar dt. Call
6022 vect_model_store_cost with additional argument dt.
6023 (vect_do_peeling_for_loop_bound): Don't call
6024 vect_estimate_min_profitable_iters. Instead, lookup
6025 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
6026 "may not be profitable".
6028 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6031 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
6032 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
6033 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
6034 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
6036 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
6038 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
6039 addressing modes cheaper.
6041 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
6043 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
6044 (dw_ranges_struct): Rename block_num to num. Adjust.
6045 (dw_ranges_by_label_struct): New.
6046 (ranges_by_label, ranges_by_label_allocated,
6047 ranges_by_label_in_use): New variables.
6048 (add_ranges_num): Factored most of the code out of...
6049 (add_ranges): ... this one. Rewrite in terms of the former.
6050 (add_ranges_by_labels): New.
6051 (output_ranges): Output by-label ranges.
6052 (dwarf2out_finish): Output range for multiple-section
6053 compile_unit. Output standard DW_AT_low_pc in addition to
6054 unexpected DW_AT_entry_pc.
6056 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
6058 PR tree-optimization/32604
6059 PR tree-optimization/32606
6061 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
6062 (compute_antic_safe): Removed.
6063 (ANTIC_SAFE_LOADS): Ditto.
6064 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
6065 (execute_pre): Don't call compute_antic_safe.
6066 (vuse_equiv): New function.
6067 (make_values_for_stmt): Use it
6068 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
6071 2007-07-04 Anatoly Sokolov <aesok@post.ru>
6074 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
6076 (avr_attribute_table): Make "naked" attribute apply to function types
6077 rather than to decls.
6078 (avr_handle_fntype_attribute): New function.
6080 2007-07-04 Joseph Myers <joseph@codesourcery.com>
6082 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
6085 2007-07-04 David Ung <davidu@mips.com>
6086 Joseph Myers <joseph@codesourcery.com>
6088 * config/mips/mips.md (type): Add logical, signext and move.
6089 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
6090 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
6091 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
6092 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
6093 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
6094 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
6095 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
6096 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
6097 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
6098 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
6099 movv2sf_hardfloat_64bit): Use the new types.
6100 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
6101 *movdf_softfloat, *movdf_mips16): Use "multi".
6102 (extendqihi2): Replace with a define_expand.
6103 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
6104 Based on extend<SHORT:mode><GPR:mode>2 patterns.
6105 * config/mips/74k.md (r74k_int_logical): New reservation and
6107 (r74k_int_arith): Remove "slt".
6108 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
6109 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
6110 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
6111 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
6112 reservations for "arith".
6114 2007-07-04 Richard Guenther <rguenther@suse.de>
6116 * tree-ssa.c (useless_type_conversion_p): Add handling for
6117 scalar float and vector types. Only call the types_compatible_p
6118 langhook for aggregate types as last resort. Follow the
6121 2007-07-04 Richard Guenther <rguenther@suse.de>
6123 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
6124 the same as NOP_EXPR.
6126 2007-07-04 Nick Clifton <nickc@redhat.com>
6128 * target.h (struct gcc_target): Add target_help field.
6129 * target-def.h (TARGET_HELP): New.
6130 (TARGET_INITIALIZER): Use TARGET_HELP.
6131 * opts.c (command_handle_option): Invoke target_help function, if
6132 defined, when the user has specified --target-help on the command
6134 * doc/invoke.texi: Mention that --target-help might print
6135 additional information.
6136 * doc/tm.texi: Document TARGET_HELP hook.
6138 * arm.c (TARGET_HELP): Override default definition.
6139 (arm_target_help): New - display a wrapped list of cores and
6140 architectures supported.
6142 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
6144 * config/v850/v850.c (expand_prologue): Make sure
6145 GEN_INT() argument is sign extended rather than zero extended.
6146 (expand_epilogue): Likewise.
6147 (output_move_double): Delete.
6148 * config/v850/v850-protos.h (output_move_double): Delete.
6149 * config/v850/v850.md (movdi): Delete.
6150 (*movdi_internal): Delete.
6152 (*movdf_internal): Delete.
6154 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6156 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
6157 unless compiling RTP PIC.
6159 2007-07-04 Richard Guenther <rguenther@suse.de>
6161 PR tree-optimization/32482
6162 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
6163 original ssa name if we didn't find a shift expression.
6164 Fix shift constant for bit zero test.
6166 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6168 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
6170 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6172 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
6173 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
6174 * config/arm/vxworks.h (ASM_SPEC): Delete.
6175 (SUBTARGET_EXTRA_ASM_SPEC): Define.
6177 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6179 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
6180 (DDR_REVERSED_P): New.
6181 * tree-data-ref.c (initialize_data_dependence_relation,
6182 build_classic_dist_vector): Set DDR_REVERSED_P.
6184 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6187 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
6188 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6189 init_omega_for_ddr_1): Use non conservative number of iterations
6191 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
6192 (analyze_siv_subscript): Remove FIXME and reinitialization of
6193 last_conflicts to chrec_dont_know.
6194 * testsuite/gfortran.dg/vect/pr32457.f90: New.
6196 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6198 * tree.c (maybe_canonicalize_argtypes): Improve description.
6200 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6202 * tree.c (maybe_canonicalize_argtypes): New.
6203 (build_function_type): Set canonical type.
6204 (build_method_type_directly): Ditto.
6205 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
6208 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6210 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
6212 (rewrite_use_nonlinear_expr): Likewise.
6214 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
6216 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
6218 2007-07-04 Ben Elliston <bje@au.ibm.com>
6220 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
6223 * c-objc-common.c (c_types_compatible_p): Fix indentation.
6225 * doc/tm.texi (Run-time Target): Capitalise "CPU".
6226 (Exception Handling): Likewise.
6228 2007-07-03 Jan Hubicka <jh@suse.cz>
6230 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
6232 2007-07-03 Eric Christopher <echristo@apple.com>
6234 * doc/cppopts.texi: Add conflicting option note to -dM.
6235 * doc/invoke.texi: Add note about possible conflicts with
6236 -E for -dCHARS and note that -dM will not produce
6237 any results if there is no machine dependent reorg.
6239 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6241 * tree.h (DECL_ALIGN): Back out previous change.
6243 2007-07-03 Joseph Myers <joseph@codesourcery.com>
6245 * configure.ac: Test for .dtprelword support on MIPS.
6246 * configure, config.in: Regenerate.
6247 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
6248 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6250 2007-07-03 Julian Brown <julian@codesourcery.com>
6252 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
6253 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
6254 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
6255 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
6257 (all_fpus): Add FPUTYPE_VFP3.
6258 (fp_model_for_fpu): Add VFPv3 field.
6259 (arm_rtx_costs_1): Give cost to VFPv3 constants.
6260 (vfp3_const_double_index): New function. Return integer index of
6261 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
6263 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
6264 and argument represents a valid RTX for a VFPv3 constant.
6265 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
6267 (vfp_emit_fstmd): Similar, for fstmd.
6268 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
6269 constants, represented as integer indices.
6270 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
6271 VFP_REGNO_OK_FOR_DOUBLE macros.
6272 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
6273 (arm_file_start): Set float-abi attribute for VFPv3, and output
6274 correct ".fpu" assembler directive.
6275 (arm_dbx_register_numbering): Add FIXME.
6276 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
6277 (fputype): Add FPUTYPE_VFP3.
6278 (FIXED_REGISTERS): Add 32 registers for D16-D31.
6279 (CALL_USED_REGISTERS): Likewise.
6280 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
6281 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
6282 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
6283 (D7_VFP_REGNUM): New.
6284 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
6285 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
6286 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
6287 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
6288 (REG_ALLOC_ORDER): Adjust for VFPv3.
6289 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
6290 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
6291 VFP_LO_REGS, VFP_HI_REGS.
6292 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
6293 (IS_VFP_CLASS): Define macro.
6294 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
6296 (REGISTER_MOVE_COST): Likewise.
6297 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
6298 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
6299 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
6300 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
6301 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
6302 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
6303 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
6304 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
6305 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
6306 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
6307 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
6308 where appropriate for single-word registers.
6309 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
6310 As above. Fix type attributes.
6311 * config/arm/constraints.md (register_contraint "t"): Define.
6312 (register_constraint "w"): Change to D0-D15, or D0-D31 for
6314 (register_constraint "x"): Define.
6315 (constraint "Dv"): Define.
6317 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6319 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
6321 2007-07-03 Tom Tromey <tromey@redhat.com>
6323 * c-parser.c (objc_pq_context): Removed.
6324 (objc_need_raw_identifier): Likewise.
6325 (c_parser) <objc_pq_context>: New field.
6326 <objc_need_raw_identifier>: Likewise.
6327 (OBJC_NEED_RAW_IDENTIFIER): Removed.
6328 (c_lex_one_token): Update.
6329 (c_parser_objc_protocol_definition): Update.
6330 (c_parser_objc_method_definition): Update.
6331 (c_parser_objc_methodproto): Update.
6332 (c_parser_declspecs): Update.
6334 2007-07-03 David Ung <davidu@mips.com>
6336 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
6338 2007-07-03 David Ung <davidu@mips.com>
6339 Richard Sandiford <richard@codesourcery.com>
6341 * doc/invoke.texi: Document -march=74kf3_2.
6342 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
6343 (TUNE_74K): Check for it.
6344 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
6345 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
6346 * config/mips/mips.md (cpu): Add 74kf3_2.
6347 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
6348 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
6349 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
6350 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
6351 74kf3_2 to the CPU list.
6352 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
6353 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
6354 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
6355 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
6356 (r74kf3_2_fxfer_from_c1): New insn reservations.
6358 2007-07-03 Richard Sandiford <richard@codesourcery.com>
6359 David Ung <davidu@mips.com>
6361 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
6362 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
6363 and 74k[fx]. Document aliases for the new options.
6364 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
6365 (PROCESSOR_24KF2_1): ...this.
6366 (PROCESSOR_24KX): Rename to...
6367 (PROCESSOR_24KF1_1): ...this.
6368 (PROCESSOR_74KF): Rename to...
6369 (PROCESSOR_74KF2_1): ...this.
6370 (PROCESSOR_74KX): Rename to...
6371 (PROCESSOR_74KF1_1): ...this.
6372 (TUNE_74K): Update PROCESSOR_* names.
6373 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
6374 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
6375 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
6376 (mips_rtx_cost_data): Update processor names in comments.
6377 (mips_issue_rate): Update PROCESSOR_* names.
6378 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
6379 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
6380 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
6381 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
6382 Update cpu attribute names.
6383 (r24k_fpu_iss): Rename this reservation to...
6384 (r24kf2_1_fpu_iss): ...this and update all uses.
6385 (r24kx_fpu_iss): Rename this reservation to...
6386 (r24kf1_1_fpu_iss): ...this and update all uses.
6387 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
6388 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
6389 Update cpu attribute names.
6391 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
6393 * config/m32r/constraints.md: New file.
6394 * config/m32r/m32r.c: Include tm-constrs.h.
6395 (small_data_operand): Use satisfies_constraint_* instead of macro.
6396 (addr24_operand, gen_compare): Likewise.
6397 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
6398 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
6399 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6400 EXTRA_CONSTRAINT): Likewise.
6401 * config/m32r/m32r.md: Include constraints.md.
6402 (*movsi_insn): Use satisfies_constraint_* instead of macro.
6403 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
6404 * config/m32r/predicates.md (conditional_move_operand): Likewise.
6405 (two_insn_const_operand, int8_operand, uint16_operand,
6406 reg_or_int16_operand, reg_or_uint16_operand,
6407 reg_or_cmp_int16_operand, cmp_int16_operand,
6408 seth_add3_operand): Likewise.
6410 2007-07-03 Eric Christopher <echristo@gmail.com>
6412 * libgcc2.h: Conditionally declare __bswapsi2 and
6415 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
6417 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
6420 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6423 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
6424 (__gthrw_pragma): Provide default definition.
6426 * gthr-posix.c (__gthrw_pragma): Define.
6428 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
6430 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
6431 before declaring inequality.
6433 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
6435 * combine.c (recog_for_combine): Log the success or failure of
6436 matching new insn patterns against the machine description in
6439 2007-07-03 Revital Eres <eres@il.ibm.com>
6441 * ddg.c (print_sccs): New function.
6442 (check_sccs): New function.
6443 (create_ddg_all_sccs): Use it.
6444 * ddg.h (print_sccs): Declare.
6445 * modulo-sched.c (sms_order_nodes): Call print_sccs.
6447 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
6449 * targhooks.h (default_mode_for_suffix): New function declaration.
6450 * targhooks.c (default_mode_for_suffix): New default target hook.
6451 * target.h (struct c): New structure in the targetm struct.
6452 (mode_for_suffix): New target hook as part of struct c.
6453 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
6454 default_mode_for_suffix.
6455 (TARGET_C): New define.
6456 * c-lex.c: Include "target.h".
6457 (interpret_float): Use targetm.c.mode_for_suffix to determine
6458 the mode for a given non-standard suffix.
6459 Makefile.in (c-lex.o): Depend on $(TARGET_H).
6461 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
6462 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
6464 * doc/extend.texi (Floating Types): New node. Document __float80 and
6465 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
6467 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6470 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
6471 predicate instead of target_operand.
6472 (divsi3_i1_media, divsi3_media_2): Likewise.
6474 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
6476 * tree.h (alias_sets_might_conflict_p): Rename into
6477 alias_sets_must_conflict_p.
6478 * alias.c (alias_sets_might_conflict_p): Likewise.
6479 (alias_sets_conflict_p): Use it.
6480 (objects_must_conflict_p): Likewise.
6481 * c-common.c (strict_aliasing_warning): Adjust.
6483 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6485 * rtlhooks.c (gen_lowpart_if_possible): Check for
6486 invalid subreg before calling gen_lowpart_SUBREG.
6488 2007-07-02 Geoffrey Keating <geoffk@apple.com>
6490 * config/darwin9.h: Add copyright notice.
6491 (LINK_COMMAND_SPEC): Add comment.
6492 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
6493 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
6494 DARWIN_LIBSYSTEM_HAS_UNWIND.
6496 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6499 * omp-low.c (check_combined_parallel): New function.
6500 (lower_omp_parallel): Call it via walk_stmts, set
6501 OMP_PARALLEL_COMBINED if appropriate.
6502 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
6503 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
6504 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
6505 don't consider it as combined parallel.
6507 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6509 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6510 (gcc_tooldir): Likewise.
6511 * configure: Regenerate.
6512 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6513 old configure.ac gcc_tooldir setting.
6514 (prefix_to_exec_prefix): New variable.
6515 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6516 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6518 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
6520 Fix PR tree-optimization/32583
6521 Fix PR tree-optimization/32584
6522 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
6523 (phi_translate_set): Use phi_translate directly now.
6524 (make_values_for_stmt): Don't value number RHS if we already know
6527 2007-07-02 Steve Ellcey <sje@cup.hp.com>
6528 Jim Wilson <wilson@specifix.com>
6531 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
6534 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
6535 Richard Sandiford <richard@codesourcery.com>
6536 Nigel Stephens <nigel@mips.com>
6538 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
6539 (mips16e_output_save_restore): Declare.
6540 (mips16e_save_restore_pattern_p): Likewise.
6541 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
6542 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
6543 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
6544 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
6545 (BITSET_P): New global macro, extracted from...
6546 (mips_for_each_saved_reg): ...here.
6547 (mips16e_save_restore_info): New struct.
6548 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
6549 (mips16e_save_restore_regs): New variable.
6550 (mips_split_plus, mips16e_find_first_register): New functions.
6551 (mips16e_mask_registers): New function.
6552 (compute_frame_size): Expand the commentary before the function.
6553 Enforce the MIPS16e save and restore register range restrictions.
6554 Pad the general register save area at the low end.
6555 (mips16e_save_restore_reg, mips16e_build_save_restore)
6556 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
6557 (mips16e_output_save_restore, mips16e_collect_propagate_value)
6558 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
6560 (mips_expand_prologue, mips_expand_epilogue): Handle
6561 GENERATE_MIPS16E_SAVE_RESTORE.
6562 * config/mips/mips.md (*mips16e_save_restore): New pattern.
6564 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
6566 PR tree-optimization/31966
6567 PR tree-optimization/32533
6568 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
6569 "basic_block" description as its third argument. Update function
6570 calls to get destination bb from "edge" argument. Save "cond" into
6571 aux field of the edge. Update prototype for changed arguments.
6572 (if_convertible_loop_p): Clear aux field of incoming edges if bb
6574 (find_phi_replacement_condition): Operate on incoming edges, not
6575 on predecessor blocks. If there is a condition saved in the
6576 incoming edge aux field, AND it with incoming bb predicate.
6577 Return source bb of the first edge.
6578 (clean_predicate_lists): Clean aux field of outgoing node edges.
6579 (tree_if_conversion): Do not initialize cond variable. Move
6580 variable declaration into the loop.
6581 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
6582 initializations of new_stmt, arg0 and arg1 variables.
6584 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6586 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
6587 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
6589 2007-07-02 Richard Guenther <rguenther@suse.de>
6591 * tree-ssa.c (useless_type_conversion_p): Document
6592 future intent as defining the middle-end type system.
6593 Re-structure to call langhook last, group by type class,
6594 mark questionable parts.
6596 2007-07-02 Richard Guenther <rguenther@suse.de>
6598 * tree-flow.h (types_compatible_p): Declare.
6599 * tree-ssa.c (types_compatible_p): New function.
6600 * ipa-type-escape.c (discover_unique_type): Use
6601 types_compatible_p instead of lang_hooks.types_compatible_p.
6602 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6603 * tree-vn.c (expressions_equal_p): Likewise.
6604 * tree.c (fields_compatible_p): Likewise.
6605 * tree-ssa-dom.c (avail_expr_eq): Likewise.
6606 (cprop_operand): Use useless_type_conversion_p instead of
6607 lang_hooks.types_compatible_p.
6608 * tree-inline.c (setup_one_parameter): Likewise.
6609 (declare_return_variable): Likewise.
6610 * tree-nrv.c (tree_nrv): Likewise.
6611 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6612 (maybe_fold_offset_to_component_ref): Likewise.
6613 (maybe_fold_offset_to_reference): Likewise.
6614 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6615 (merge_alias_info): Likewise.
6616 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6617 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
6618 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
6619 * tree-tailcall.c (find_tail_calls): Likewise.
6620 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
6621 * gimplify.c (canonicalize_addr_expr): Likewise.
6622 (fold_indirect_ref_rhs): Likewise.
6623 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
6624 (cpt_same_type): Likewise.
6625 (check_pointer_types_r): Swap parameters to cpt_same_type
6627 * fold-const.c (fold_convert): Revert fix for PR15988.
6628 * tree-inline.c (setup_one_parameter): Instead fix it here by
6629 using fold_build1 instead of fold_convert and checking for
6630 error_mark_node. Convert only if the conversion is necessary.
6632 2007-07-02 Joseph Myers <joseph@codesourcery.com>
6634 * configure.ac: Check for .gnu_attribute on Power.
6635 * configure: Regenerate.
6636 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
6637 attribute for floating-point ABI.
6639 2007-07-02 Ira Rosen <irar@il.ibm.com>
6641 PR tree-optimization/32230
6642 PR tree-optimization/32477
6643 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
6644 address is a constant.
6646 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6648 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
6649 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
6650 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
6651 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
6652 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
6653 64-bit targets. Add support for *-elfoabi*.
6654 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
6655 different settings if $(tm_defines) does not select the EABI.
6656 (MULTILIB_EXCLUSIONS): Define in those circumstances.
6657 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
6658 (MIPS_ARCH_OPTION_SPEC): Likewise.
6659 (MIPS_ISA_LEVEL_SPEC): Likewise.
6660 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
6661 * config/mips/elfoabi.h: New file.
6663 2007-07-02 Richard Guenther <rguenther@suse.de>
6665 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
6666 (useless_type_conversion_p): ... this.
6667 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
6668 (useless_type_conversion_p): ... this.
6669 * builtins.c (fold_builtin_memory_op): Rename
6670 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
6671 * tree-cfg.c (verify_expr): Likewise.
6672 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
6673 * tree-ssa-ccp.c (ccp_fold): Likewise.
6674 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6675 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
6676 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6677 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
6678 * tree-ssa-pre.c (eliminate): Likewise.
6679 * tree-ssa.c (delete_tree_ssa): Likewise.
6680 (tree_ssa_useless_type_conversion): Likewise.
6681 * tree.c (build2_stat): Likewise.
6683 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6685 Fix PR tree-optimization/32571
6686 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
6689 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6691 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
6692 and other expected operations explicitly, change default to
6695 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6697 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
6699 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
6700 (tls_load_dot_plus_eight): Move the label number into the unspec.
6701 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
6703 2007-07-01 Andreas Schwab <schwab@suse.de>
6705 * dwarf2out.c (initial_return_save): Define only if used.
6707 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6709 Unreverting Richard's Revert of:
6711 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6713 * dce.c (deletable_insn_p_1): New function, split out from...
6714 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6715 specially, not those inside PARALLELs. Remove BODY argument
6716 and adjust recursive call accordingly.
6717 (prescan_insns_for_dce): Update call to delete_insn_p.
6719 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
6720 Revital Eres <eres@il.ibm.com>
6722 * ddg.c (create_ddg_all_sccs): Fix missed
6723 initialization of scc_nodes.
6725 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
6728 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
6729 X + ~X to 1 only for INTEGRAL_TYPE_P type.
6731 2007-06-30 Joseph Myers <joseph@codesourcery.com>
6733 * configure.ac: Check for .gnu_attribute on MIPS.
6734 * configure, config.in: Regenerate.
6735 * config/mips/mips.c (mips_file_start): If supported, output
6736 attribute for floating-point ABI.
6738 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
6741 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
6742 (ffs_cmove): New expander to expand using ctz pattern.
6743 (*ffs_cmove): Remove pattern.
6744 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
6745 (ffsdi2): Expand using ctz pattern.
6746 (*ffs_rex64): Remove pattern.
6748 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6750 PR rtl-optimization/32296
6751 * pa.md (return): Delete pattern.
6752 (return_internal): Remove "(const_int 1)" from pattern.
6753 (epilogue): Use return_internal pattern for trivial returns.
6754 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
6755 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
6757 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6759 * tree-ssa-pre.c (is_exception_related): New function
6760 (can_value_number_operation): Use it.
6762 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6764 Fix PR tree-optimization/32540
6765 Fix PR tree-optimization/31651
6767 * tree-ssa-sccvn.c: New file.
6769 * tree-ssa-sccvn.h: Ditto.
6771 * tree-vn.c: Include tree-ssa-sccvn.h
6772 (val_expr_paid_d): Removed.
6773 (value_table): Ditto.
6774 (vn_compute): Ditto.
6775 (val_expr_pair_hash): Ditto.
6776 (val_expr_pair_expr_eq): Ditto.
6777 (copy_vuses_from_stmt): Ditto.
6780 (shared_vuses_from_stmt): Ditto.
6781 (print_creation_to_file): Moved up.
6782 (sort_vuses): Ditto.
6783 (sort_vuses_heap): Ditto.
6784 (set_value_handle): Make non-static.
6785 (make_value_handle): Ditto.
6786 (vn_add): Rewritten to use sccvn lookups.
6787 (vn_add_with_vuses): Ditto.
6788 (vn_lookup): Ditto (and second argument removed).
6789 (vn_lookup_with_vuses): Ditto.
6790 (vn_lookup_or_add): Ditto (and second argument removed);
6791 (vn_lookup_or_add_with_vuses): Ditto.
6792 (vn_lookup_with_stmt): New.
6793 (vn_lookup_or_add_with_stmt): Ditto.
6794 (create_value_handle_for_expr): Ditto.
6796 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
6797 (seen_during_translate): New function.
6798 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
6799 (phi_trans_add): Ditto.
6800 (constant_expr_p): FIELD_DECL is always constant.
6801 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
6802 Use constant_expr_p.
6803 Avoid infinite recursion on mutually valued expressions.
6804 Change callers of vn_lookup_or_add.
6805 (phi_translate): New function.
6806 (compute_antic_safe): Allow phi nodes.
6807 (create_component_ref_by_pieces): Update for FIELD_DECL change.
6808 (find_or_generate_expression): Rewrite slightly.
6809 (create_expression_by_pieces): Updated for vn_lookup_or_add
6811 Update VN_INFO for new names.
6812 (insert_into_preds_of_block): Update for new names.
6813 (add_to_exp_gen): New function.
6814 (add_to_sets): Use vn_lookup_or_add_with_stmt.
6815 (find_existing_value_expr): Rewrite to changed vn_lookup.
6816 (create_value_expr_from): Ditto, and use add_to_exp_gen.
6817 (try_look_through_load): Removed.
6818 (try_combine_conversion): Ditto.
6819 (get_sccvn_value): New function.
6820 (make_values_for_phi): Ditto.
6821 (make_values_for_stmt): Ditto.
6822 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
6824 (init_pre): Update for SCCVN changes.
6826 (execute_pre): Ditto.
6828 * tree-flow.h (make_value_handle): Declare.
6829 (set_value_handle): Ditto.
6830 (sort_vuses_heap): Ditto.
6831 (vn_lookup_or_add_with_stmt): Ditto.
6832 (vn_lookup_with_stmt): Ditto.
6833 (vn_compute): Remove.
6836 (vn_lookup): Update arguments.
6838 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
6840 (tree-ssa-sccvn.o): New.
6841 (OBJS-common): Add tree-ssa-sccvn.o
6843 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6846 * c-typeck.c (build_external_ref): Don't mark as used if called
6848 * calls.c (rtx_for_function_call): Likewise.
6850 2007-06-30 Richard Sandiford <richard@codesourcery.com>
6854 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6856 * dce.c (deletable_insn_p_1): New function, split out from...
6857 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6858 specially, not those inside PARALLELs. Remove BODY argument
6859 and adjust recursive call accordingly.
6860 (prescan_insns_for_dce): Update call to delete_insn_p.
6862 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6864 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6865 (try_combine): Move potential calls to undo_all() so they happen
6866 before we commit to using the combined insns.
6868 2006-06-30 Jan Hubicka <jh@suse.cz>
6870 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6873 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6875 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6876 (cgraph_remove_unreachable_nodes): Likewise.
6877 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6878 * ipa-inline.c (update_caller_keys): Cast according to the coding
6880 (cgraph_decide_recursive_inlining): Likewise.
6881 (cgraph_decide_inlining_of_small_function): Likewise.
6882 (try_inline): Likewise.
6883 (cgraph_decide_inlining_incrementally): Likewise.
6884 * ipa-pure-const.c (get_function_state): Likewise.
6885 (scan_function): Likewise.
6886 (analyze_function): Likewise.
6887 (static_execute): Likewise.
6888 * ipa-reference.c (scan_for_static_refs): Likewise.
6889 (merge_callee_local_info): Likewise.
6890 (analyze_function): Use type safe memory macros.
6891 (static_execute): Likewise. Cast according to the coding conventions.
6892 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6894 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6896 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6897 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6900 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6903 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6904 for complex modes (both int and real).
6906 2007-06-29 Jan Hubicka <jh@suse.cz>
6908 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6910 2007-06-29 Jan Hubicka <jh@suse.cz>
6913 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6916 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6919 * config/avr/avr.c: Include dataflow header file.
6920 (expand_prologue): Adjust for prologue insn change.
6921 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6924 2007-06-29 Richard Guenther <rguenther@suse.de>
6927 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6928 during type verification.
6930 2007-06-29 Jan Hubicka <jh@suse.cz>
6932 * recog.c (validate_change_rtx_1): Unshare TO argument.
6934 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6936 PR tree-optimization/24659
6937 * tree-vect-transform.c (vectorizable_call): Handle
6938 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6940 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6941 * config/i386/i386.c (enum ix86_builtins)
6942 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6943 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6945 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6946 const using def_builtin_const.
6947 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6948 input operands in the same modes as the result.
6949 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6951 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6953 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6954 (df_set_dead_notes_for_mw): Likewise.
6956 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6958 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6960 2007-06-28 DJ Delorie <dj@redhat.com>
6962 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6964 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6966 * doc/invoke.texi (C++ Dialect Options): Document
6967 fvisibility-ms-compat.
6968 * c.opt (fvisibility-ms-compat): New.
6970 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6973 * tree-affine.c (aff_combination_add_elt): Handle
6974 pointer addition specially.
6976 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6978 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6979 decl is non-external for AIX ABI.
6981 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6983 * config/rs6000/predicates.md (current_file_function_operand):
6984 Ensure the symbol is non-external for AIX ABI.
6986 2007-06-28 Nick Clifton <nickc@redhat.com>
6988 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6989 (fdce, fdse, fpredictive-commoning): Likewise.
6991 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6994 * gcc.c (process_command): Recognize the new -static-libgfortran
6997 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
7000 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
7001 Use a call clobbered hard reg instead of a pseudo reg.
7003 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7005 * config/sh/sh.md (load_gbr): Use correct operand constraint.
7007 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7010 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
7011 REG_LIBCALL and REG_RETVAL notes.
7012 (divsi3, mulsi3): Likewise.
7013 (mulhisi3): Likewise. Use emit_libcall_block.
7014 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
7016 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
7018 PR rtl-optimization/32481
7019 * combine.c (adjust_for_new_dest): Rescan the changed insn.
7021 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7023 * dce.c (deletable_insn_p_1): New function, split out from...
7024 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7025 specially, not those inside PARALLELs. Remove BODY argument
7026 and adjust recursive call accordingly.
7027 (prescan_insns_for_dce): Update call to delete_insn_p.
7029 2007-06-27 Richard Guenther <rguenther@suse.de>
7032 * tree.h (fold_convertible_p): Declare.
7033 * fold-const.c (fold_convertible_p): New function.
7034 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
7035 instead of lang_hooks.types_compatible_p.
7037 2007-06-26 Jan Hubicka <jh@suse.cz>
7039 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
7040 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
7041 early use validate_unshare_change.
7042 (reload_combine): Likewise.
7043 * recog.c (change_t): New field unshare.
7044 (validate_change_1): Rename from validate_change; add argument unshare.
7045 (validate_change): Turn into wrapper of validate_change_1; update
7046 prototype for bools.
7047 (validate_unshare_change): New.
7048 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
7049 calls of df_insn_rescan.
7050 * recog.h (validate_change): Replace ints by bools.
7051 (validate_unshare_change): Declare.
7053 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7055 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
7057 2007-06-26 Steve Ellcey <sje@cup.hp.com>
7059 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
7061 2007-06-25 Jan Hubicka <jh@suse.cz>
7063 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
7065 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
7066 cgraph_decide_inlining_incrementally): Move uninlinability checks to
7067 places other call site specific checks are performed.
7069 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7072 * tree-vect-transform.c (vectorizable_operation): Convert
7073 POINTER_PLUS_EXPR over to PLUS_EXPR.
7075 2007-06-25 Chao-ying Fu <fu@mips.com>
7077 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
7078 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
7079 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7080 Document GET_MODE_IBIT, and GET_MODE_FBIT.
7082 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
7083 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7084 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
7085 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
7086 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
7087 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
7088 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
7089 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
7090 ALL_FIXED_POINT_MODE_P): New define.
7091 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7093 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
7095 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
7096 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7097 MODE_VECTOR_UACCUM): New mode classes.
7099 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
7100 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
7101 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
7104 * genmodes.c (struct mode_data): Add ibit and fbit fields.
7105 (blank_mode): Initialize ibit and fbit.
7106 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
7107 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7109 (new_adjust): Change required_class to required_class_from and
7110 required_class_to for testing within a range.
7111 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7112 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7114 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
7115 (make_fixed_point_mode): New.
7116 (_ADD_ADJUST): Change C to C1 and C2.
7117 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
7118 use a range for machine classes.
7119 (ADJUST_IBIT, ADJUST_FBIT): New.
7120 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
7122 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7123 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7124 Emit adjustment for ibit and fbit.
7125 (emit_mode_ibit, emit_mode_fbit): New.
7126 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
7128 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
7130 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
7131 as the source of the set.
7133 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
7135 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
7136 FP_REGNO_P): Use IN_RANGE.
7137 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
7138 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
7139 (DATA_REG_P): Use DATA_REGNO_P.
7140 (FP_REG_P): Use FP_REGNO_P.
7141 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
7142 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
7143 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
7145 2007-06-24 Jan Hubicka <jh@suse.cz>
7148 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
7150 2007-06-24 Sebastian Pop <sebpop@gmail.com>
7153 * fold-const.c (fold_binary): Strip nops of operand 0
7154 of BIT_NOT_EXPR before calling operand_equal_p.
7155 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
7156 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
7158 2007-06-23 Mark Mitchell <mark@codesourcery.com>
7160 * doc/extend.texi: Document that dllimport and dllexport imply
7162 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
7163 imported or exported declaration, including type declarations.
7164 * c-common.c (handle_visibility_attribute): Check for conflicts
7165 with dllimport/dllexport.
7166 (c_determine_visibility): Handle dllimport/dllexport as an
7167 explicit visibility atttribute.
7169 2007-06-23 Richard Guenther <rguenther@suse.de>
7171 PR tree-optimization/16876
7173 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
7175 * tree-inline.c (initialize_inlined_parameters): Do not call
7176 lang_hooks.tree_inlining.convert_parm_for_inlining.
7177 * cgraphbuild.c (initialize_inline_failed): Set inline failed
7178 reason for mismatched types.
7179 * gimplify.c (gimplify_call_expr): Verify the call expression
7180 arguments match the called function type signature. Otherwise
7181 mark the call expression to be not considered for inlining
7182 using CALL_CANNOT_INLINE_P flag.
7183 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
7184 edges call expression.
7185 (cgraph_decide_inlining_of_small_function): Likewise.
7186 (cgraph_decide_inlining): Likewise.
7187 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7189 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
7190 * c-typeck.c (c_convert_parm_for_inlining): Remove.
7191 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
7193 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
7194 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
7196 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7197 convert_parm_for_inlining member.
7199 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
7202 * arm.md (negscc): Match the correct operand for optimized LT0 test.
7203 Remove optimization for GT.
7205 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
7208 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
7210 (prescan_insns_for_dce): Add extra parameter.
7212 2007-06-23 Jan Hubicka <jh@suse.cz>
7215 * gimplify.c (mark_addressable): New function.
7216 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
7218 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7221 * expr.c (store_constructor): Do not clobber non-zeroed memory.
7223 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7226 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
7227 moves between MMX/SSE registers to at least 8 units to prevent
7228 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
7230 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7232 * config/i386/i386.c (override_options): Correct x86_sahf
7235 2007-06-21 David Daney <ddaney@avtrex.com>
7238 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
7239 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
7240 (exception_receiver): Renamed to ...
7241 (nonlocal_goto_receiver): ... this.
7243 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
7245 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
7246 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
7247 partial register accesses.
7249 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
7251 * fold-const.c (debug_fold_checksum): Move it under
7252 ENABLE_FOLD_CHECKING.
7254 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7257 * tree.h (debug_fold_checksum): Declared.
7258 * fold-const.c (build_fold_addr_expr_with_type_1): New.
7259 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
7260 build_fold_addr_expr_with_type_1.
7261 (fold_addr_expr, debug_fold_checksum): New.
7262 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
7263 (fold_unary, fold_comparison, split_address_to_core_and_offset):
7266 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7268 PR tree-optimization/19590
7269 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
7270 of scev is a constant.
7271 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
7273 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7275 * df-problems.c (df_note_bb_compute): Made computation of live
7276 info consistent with df_lr.
7278 2007-06-21 Richard Guenther <rguenther@suse.de>
7280 PR tree-optimization/32453
7281 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
7282 for pointer anti-range.
7284 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
7286 * config/i386/i386.c (processor_target_table): Increase maximum
7287 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
7290 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
7291 byte alignment if > 8 byte alignment is preferred.
7292 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7294 2007-06-21 Jakub Jelinek <jakub@redhat.com>
7296 PR tree-optimization/31866
7297 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
7298 if ASM_EXPR's input is not a SSA_NAME.
7301 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
7302 but decl is a global var, instead return decl.
7303 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
7304 even for is_global_var decls, if they are private in some outer
7307 2007-06-21 Richard Guenther <rguenther@suse.de>
7309 PR tree-optimization/32451
7310 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
7312 2007-06-21 Christian Bruel <christian.bruel@st.com>
7314 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
7315 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
7316 (push_regs): Changed saving order or banked registers.
7317 (sh_expand_epilogue): Likewise.
7318 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
7319 (FIRST_BANKED_REG): Likewise.
7320 (LAST_BANKED_REG): Likewise.
7321 * config/sh/sh.md (banked) New attribute.
7322 (in_delay_slot): Check banked attribute.
7324 2007-06-20 Sebastian Pop <sebpop@gmail.com>
7326 PR tree-optimization/32075
7327 * tree-data-ref.c (subscript_dependence_tester_1,
7328 analyze_miv_subscript, analyze_overlapping_iterations,
7329 add_distance_for_zero_overlaps, build_classic_dist_vector,
7330 subscript_dependence_tester_1, analyze_overlapping_iterations,
7331 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
7332 compute_affine_dependence, compute_all_dependences): Pass loop_nest
7333 to evolution_function_is_affine_multivariate_p.
7335 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7337 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
7339 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
7342 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
7344 * config/m32c/prologue.md (epilogue_exitd_16): New.
7345 (epilogue_reit_16): New.
7346 (epilogue_exitd): Rename to epilogue_exitd_24.
7347 (epilogue_reit): Rename to epilogue_reit_24.
7349 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
7350 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7352 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
7354 * haifa-sched.c (queue_to_ready): Don't requeue next insn
7355 if dbg_cnt (sched_insn) reaches the limit.
7356 (choose_ready): New parameter INSN_PTR and new return value.
7357 (schedule_block): Handle dbg_cnt (sched_insn). Handle
7358 the new return value from choose_ready.
7359 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
7360 (rest_of_handle_global_alloc): New global_alloc_at_func.
7362 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
7364 PR tree-optimization/25737
7365 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
7366 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
7367 * tree-flow.h (struct fieldoff): Add new field alias_set.
7368 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
7369 argument addressable_type. Set alias_set of fieldoff.
7370 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
7371 (create_overlap_variables_for): Pass alias_set from fieldoff to
7373 * alias.c (get_alias_set): Use alias_set from SFT if set.
7375 2007-06-20 Hui-May Chang <hm.chang@apple.com>
7377 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
7378 of a variable as an unsigned HOST_WIDE_INT integer.
7380 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
7382 PR rtl-optimization/32405
7383 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
7385 2007-06-20 Jakub Jelinek <jakub@redhat.com>
7387 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
7390 * builtins.c: Include diagnostic.h.
7391 (expand_builtin_expect): Make gcc_assert more permissive.
7392 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
7395 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
7399 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
7400 if ACCUMULATE_OUTGOING_ARGS.
7402 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7404 * config/m68hc11/m68hc11.c: Include dataflow header file.
7405 (m68hc11_reorg): Port to dataflow.
7407 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7409 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
7410 (struct df_problem.free_blocks_on_set_blocks): New field.
7411 (struct dataflow.optional_p): New field.
7412 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7413 (df_live_set_all_dirty): New function.
7414 * df-scan.c (df_scan_alloc): Initialize optional_p.
7415 (problem_SCAN): Initialize free_blocks_on_set_blocks.
7416 * df-core.c (df_set_blocks): Removed use of
7417 DF_FIRST_OPTIONAL_PROBLEM. Now uses
7418 df_problem.free_blocks_on_set_blocks to determine which blocks are
7420 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
7421 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
7422 uses dataflow.optional_p to determine if problem should be
7424 (rest_of_handle_df_initialize): Only start live problem if
7426 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7427 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
7428 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
7429 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
7430 problem_NOTE): Initialize free_blocks_on_set_blocks.
7431 (df_lr_bb_local_compute): Recompute luids if df_live problem is
7433 (df_live_set_all_dirty, df_note_alloc): New function.
7434 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
7436 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
7437 * postreload.c (reload_combine): Ditto.
7438 * cse.c (cse_extended_basic_block): Ditto.
7439 * regmove.c (mark_flags_life_zones): Ditto.
7440 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
7441 erase_matching_seqs): Ditto.
7442 * bt-load.c (compute_defs_uses_and_gen): Ditto.
7443 * integrate (allocate_initial_values): Ditto.
7444 * combine.c (reg_dead_at_p): Ditto.
7445 * resource.c (mark_target_live_regs): Ditto.
7446 * sched-rgn.c (check_live_1, update_live_1): Ditto.
7447 * config/sh/sh.c (find_r0_life_regions): Ditto.
7448 * global.c (rest_of_handle_global_alloc): Only add back df_live
7450 * local-alloc.c (rest_of_handle_local_alloc): Only remove
7452 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
7454 (if_convert): Make sure df_live is there at -O == 1.
7455 (pass_if_after_combine): Cleanup flags.
7456 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
7457 is there at -O == 1.
7459 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
7461 * config/arm/arm.c (arm_get_frame_offsets): Set
7462 offsets->locals_base to avoid negative stack size.
7463 (thumb1_expand_prologue): Assert on negative stack size.
7465 2007-06-19 Sebastian Pop <sebpop@gmail.com>
7467 PR tree-optimization/32367
7468 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
7469 of the chrec has no evolution in that loop.
7470 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
7472 2007-06-19 Bob Wilson <bob.wilson@acm.org>
7474 * config/xtensa/xtensa.c: Include "df.h".
7475 (xtensa_builtin_saveregs): Use adjust_address instead of
7477 (xtensa_va_start): Invoke make_tree with sizetype for
7478 expand_builtin_saveregs and then convert the result to a pointer.
7479 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
7480 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
7481 Subtract argument size from index value as integers and then use
7482 POINTER_PLUS_EXPR to add the result to the array address.
7484 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7487 * config/m32c/m32c.c: Include dataflow header file.
7488 (m32c_emit_prologue): Adjust for prologue insn change.
7489 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
7490 once inside a PARALLEL. Assume frame size passed in operand 0
7491 includes space to save the fb register.
7492 (prologue_enter_24): Likewise.
7493 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
7495 2007-06-19 David Daney <ddaney@avtrex.com
7498 * config/mips/mips.md (cprestore): Mark $gp as used.
7500 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7503 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
7504 (frv_ifcvt_modify_insn): Likewise.
7506 2007-06-19 Richard Guenther <rguenther@suse.de>
7508 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
7509 only handle positive offsets that fit in a HOST_WIDE_INT.
7511 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
7513 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
7514 result of rsqrt insn for zero input argument to avoid NaN.
7516 2007-06-19 Richard Guenther <rguenther@suse.de>
7519 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
7521 2007-06-19 Jakub Jelinek <jakub@redhat.com>
7523 PR tree-optimization/32353
7524 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
7526 2007-06-19 Nick Clifton <nickc@redhat.com>
7528 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
7530 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7533 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
7534 * config/i386/i386.c (assign_386_stack_local): Assert that
7535 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
7536 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
7537 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
7538 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
7540 2007-06-18 Steve Ellcey <sje@cup.hp.com>
7542 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
7544 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
7546 PR rtl-optimization/32321
7547 * gcse.c (replace_store_insn): Update the note before
7548 calling emit_insn_after.
7550 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7553 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
7555 * df-problems.c (df_note_bb_compute): Fix dumping info.
7557 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
7559 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
7560 insn with emit_jump_insn.
7562 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7564 PR tree-optimization/32383
7565 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
7566 * targhooks.h (default_builtin_reciprocal): Update prototype.
7567 * target.h (struct gcc_target): Update builtin_reciprocal.
7568 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
7569 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
7570 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
7571 when fndecl is in BUILT_IN_MD class.
7572 (execute_convert_to_rsqrt): Ditto.
7574 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
7575 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
7576 Convert BUILT_IN_SQRTF code only when md_fn is false.
7578 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
7580 * bt-load.c (move_btr_def): Fix the order of arguments
7581 to validate_replace_rtx.
7583 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
7585 * config/m68k/m68k-devices.def: Add 54450..54455.
7587 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
7589 PR rtl-optimization/32366
7590 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
7591 FLOAT_EXTEND]: Prevent non-scalar modes from entering
7594 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
7597 * modulo-sched (generate_reg_moves): Added rescan parameter and if
7598 this is true, rescan insn being modified.
7599 (sms_schedule): Added rescan parameter.
7600 (rest_of_handle_sms): Moved freeing of dominance info to before
7601 getting out of cfg_layout.
7603 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
7605 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
7606 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
7609 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
7610 FL_CF_EMAC from the entry for isac.
7612 * config/m68k/predicates.md (const_call_operand): Adjust comment.
7613 (const_sibcall_operand): New.
7614 (sibcall_operand): Use it.
7615 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
7616 (m68k_isas): ISAC does not imply FPU or EMAC.
7617 (override_options): Add ISA_C logic for symbolic jump & call.
7619 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7621 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
7622 return mode from the builtin itself.
7623 (sparc_fold_builtin): Fix cast of zero constant.
7625 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7627 * targhooks.c (default_builtin_reciprocal): New default target hook.
7628 * targhooks.h (default_builtin_reciprocal): Add prototype.
7629 * hooks.c (hook_tree_tree_bool_null): Remove hook.
7630 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
7631 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
7632 default_builtin_reciprocal.
7634 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7637 * hooks.c (hook_tree_tree_bool_null): New hook.
7638 * hooks.h (hook_tree_tree_bool_null): Add prototype.
7639 * tree-pass.h (pass_convert_to_rsqrt): Declare.
7640 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
7641 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
7642 and convert it to reciprocal a*rfunc(b).
7643 (execute_convert_to_rsqrt): New function.
7644 (gate_convert_to_rsqrt): New function.
7645 (pass_convert_to_rsqrt): New pass definition.
7646 * target.h (struct gcc_target): Add builtin_reciprocal.
7647 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
7648 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
7649 TARGET_BUILTIN_RECIPROCAL.
7650 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
7652 * config/i386/i386.h (TARGET_RECIP): New define.
7653 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
7654 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7655 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7656 and not optimizing for size.
7657 (*rcpsf2_sse): New insn pattern.
7658 (*rsqrtsf2_sse): Ditto.
7659 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
7660 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7661 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7662 and not optimizing for size.
7663 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
7664 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7665 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7666 and not optimizing for size.
7667 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
7668 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7669 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7670 and not optimizing for size.
7671 (*sse_rsqrtv4sf2): Do not export.
7673 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
7674 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7675 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7676 and not optimizing for size.
7678 * config/i386/i386.opt (mrecip): New option.
7679 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
7680 (ix86_emit_swsqrtsf): Ditto.
7681 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
7682 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
7684 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
7685 ix86_expand_unop1_builtin.
7686 (ix86_emit_swdivsf): New function.
7687 (ix86_emit_swsqrtsf): Ditto.
7688 (ix86_builtin_reciprocal): New function.
7689 (TARGET_BUILTIN_RECIPROCAL): Use it.
7690 (ix86_vectorize_builtin_conversion): Rename from
7691 ix86_builtin_conversion.
7692 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
7693 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
7694 "i386 and x86_64 Options" section.
7695 (Intel 386 and AMD x86_64 Options): Document -mrecip.
7697 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7698 Zdenek Dvorak <dvorakz@suse.cz>
7699 Richard Guenther <rguenther@suse.de>
7700 Kaz Kojima <kkojima@gcc.gnu.org>
7702 * tree-vrp.c (compare_values_warnv): Convert val2 to
7704 (extract_range_from_assert): Create
7705 POINTER_PLUS_EXPR for pointer types.
7706 (extract_range_from_binary_expr): Handle
7707 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
7709 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
7710 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
7711 POINTER_PLUS_EXPR as PLUS_EXPR.
7712 (number_of_iterations_lt_to_ne):
7713 For pointer types, use sizetype when
7714 creating MINUS_EXPR/PLUS_EXPRs.
7715 (assert_loop_rolls_lt): For pointer types, use sizetype when
7716 creating MINUS_EXPR/PLUS_EXPRs.
7717 (number_of_iterations_le): Likewise.
7718 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
7719 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
7720 like PLUS_EXPR and MINUS_EXPR.
7721 * tree-pretty-print.c (dump_generic_node): Handle
7723 (op_prio): Likewise.
7724 (op_symbol_1): Likewise.
7725 * optabs.c (optab_for_tree_code): Likewise.
7726 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
7728 * tree-tailcall.c (process_assignment): Mention
7729 POINTER_PLUS_EXPR in a TODO comment.
7730 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
7731 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
7732 not used with a pointer and an integer type.
7733 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
7734 increment using chrec_convert_rhs instead of chrec_convert.
7735 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
7736 PLUS_EXPR except for the right hand side's type will be
7738 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
7739 (fold_used_pointer_cast): Kill.
7740 (pointer_offset_p): Kill.
7741 (fold_used_pointer): Kill.
7742 (pointer_used_p): Kill.
7743 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
7744 call fold_used_pointer.
7745 (instantiate_parameters_1): Convert the increment
7746 using chrec_convert_rhs instead of chrec_convert.
7747 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
7748 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
7749 instead of PLUS_EXPR.
7750 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
7751 PLUS_EXPR for pointers.
7752 (std_gimplify_va_arg_expr): Likewise.
7753 (fold_builtin_memory_op): Likewise.
7754 (fold_builtin_strstr): Likewise.
7755 (fold_builtin_strchr): Likewise.
7756 (fold_builtin_strrchr): Likewise.
7757 (fold_builtin_strpbrk): Likewise.
7758 (expand_builtin_memory_chk): Likewise.
7759 (fold_builtin_memory_chk): Likewise.
7760 (std_expand_builtin_va_start): Use
7761 sizetype for the call to make_tree and then convert
7762 to the pointer type.
7763 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
7764 instead of PLUS_EXPR for adding to a pointer.
7765 (std_gimplify_va_arg_expr): Use fold_build2 for
7766 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
7767 the operands to sizetype first and then cast the BIT_AND_EXPR
7768 back to the pointer type.
7769 * fold-const.c (build_range_check): Handle pointer types
7771 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
7772 of PLUS_EXPR's. Make sure the offset is converted to
7774 (try_move_mult_to_index): Strip the NOPs from the offset.
7775 Remove code argument and replace all uses with PLUS_EXPR.
7776 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
7777 specially. Don't use a pointer type for MINUS_EXPR.
7778 (fold_unary): Handle for (T1)(X op Y),
7779 only p+ as that is the only as that can be handled for
7780 binary operators now.
7781 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
7783 <case PLUS_EXPR>: Add folding of PTR+INT into
7785 Don't call try_move_mult_to_index.
7786 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
7787 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
7788 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
7789 Don't call try_move_mult_to_index.
7790 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
7791 (tree_expr_nonzero_p): Likewise.
7792 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
7793 of PLUS_EXPR for the complex expression folding.
7794 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
7795 first chrec is a pointer type, then the second should
7796 be sizetype and not the first's type.
7797 For POINTER_PLUS_EXPR, use a different right hand side type.
7798 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7799 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
7800 different right hand side type.
7801 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7802 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
7803 instead of PLUS_EXPR.
7804 When either operand is zero, convert the other operand.
7805 (chrec_apply): Use chrec_convert_rhs
7806 on the argument x instead of chrec_convert.
7807 (reset_evolution_in_loop): For pointer types, the new_evol
7809 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
7810 different right hand side type.
7811 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7812 (chrec_convert_rhs): New function.
7813 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
7814 different right hand side type.
7815 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7816 * tree-chrec.h (chrec_convert_rhs): New prototype.
7817 (build_polynomial_chrec): For pointer types, the right hand
7818 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
7819 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
7820 Remove subtraction case as it is always addition now.
7821 Make sure the offset is converted to sizetype.
7822 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
7823 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
7824 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
7825 PLUS_EXPR in pointer type.
7826 Handle POINTER_PLUS_EXPR.
7827 (tree_to_aff_combination): Likewise.
7828 (force_expr_to_var_cost): Likewise.
7829 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
7830 instead of PLUS_EXPR for pointers.
7831 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
7832 instead of PLUS_EXPR of pointer types.
7833 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
7835 (check_va_list_escapes): Likewise.
7836 (check_all_va_list_escapes): Likewise.
7837 * dwarf2out.c (loc_descriptor_from_tree_1):
7838 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
7839 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
7840 (string_constant): Likewise.
7841 * tree-ssa-address.c (tree_mem_ref_addr): When adding
7842 the offset to the base, use POINTER_PLUS_EXPR.
7843 (add_to_parts): Convert the index to sizetype.
7844 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
7845 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
7846 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
7847 Offset only holds something for PLUS_EXPR.
7848 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
7850 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
7852 (analyze_accesses_for_modify_stmt): Likewise.
7853 Remove comment about the type being integral type as it is
7855 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
7857 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
7859 Correct the type which the artimentic is done in (is now
7862 * tree-data-ref.c (split_constant_offset): Handle
7864 * tree-affine.c (tree_to_aff_combination): Likewise.
7865 * c-typeck.c (build_unary_op): For pointers create the increment
7866 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7868 * gimplify.c (gimplify_self_mod_expr): Create a
7869 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7870 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7871 * tree.def (POINTER_PLUS_EXPR): New tree code.
7872 * tree-predcom.c (ref_at_iteration): If we have a pointer
7873 type do the multiplication in sizetype.
7874 * tree-mudflap.c (mf_xform_derefs_1): Create a
7875 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7876 * tree-ssa-forwprop.c
7877 (forward_propagate_addr_into_variable_array_index):
7878 Don't expect there to be a cast for the index as that
7879 does not exist anymore.
7880 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7881 instead of PLUS_EXPR.
7882 Don't check for the first operand of the POINTER_PLUS_EXPR
7883 was the index as it cannot be.
7884 Call forward_propagate_addr_into_variable_array_index with
7885 the SSA_NAME instead of the statement.
7886 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7887 (compare_constant): Likewise.
7888 (copy_constant): Likewise.
7889 (compute_reloc_for_constant): Likewise.
7890 (output_addressed_constants): Likewise.
7891 (initializer_constant_valid_p): Likewise.
7892 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7893 Convert the MIN/MAX of the inner type to the outer
7894 type before comparing them.
7895 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7896 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7897 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7898 of PLUS_EXPR for pointers.
7899 * tree-inline.c (estimate_num_insns_1): Handle
7901 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7902 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7903 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7904 instead of PLUS_EXPR for the pointer increment statement.
7905 (vect_update_ivs_after_vectorizer): For pointer types, create
7906 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7907 MULT_EXPR in sizetype.
7908 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7910 * tree-object-size.c (plus_expr_object_size): Handle
7911 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7912 code which is trying to figure out which side is a pointer and
7914 (check_for_plus_in_loops_1): Likewise.
7915 (check_for_plus_in_loops): Likewise.
7916 * c-common.c (pointer_int_sum): Create a
7917 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7918 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7919 only POINTER_PLUS_EXPR. Removing all the extra
7920 code which is trying to figure out which side is a pointer and
7922 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7923 PLUS_EXPR and MINUS_EXPR.
7924 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7926 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7927 with make_tree, instead of a pointer type.
7928 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7929 for pointers instead of PLUS_EXPR.
7930 (s390_gimplify_va_arg): Likewise.
7931 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7932 instead of PLUS_EXPR when doing addition on pointer
7933 types. Use sizetype for the second operand.
7934 (spu_gimplify_va_arg_expr): Likewise.
7935 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7936 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7937 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7938 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7939 for the pointer addition and also use size_int/sizetype
7941 (ix86_gimplify_va_arg): Likewise.
7942 Perform BIT_AND_EXPR on sizetype arguments.
7943 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7944 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7945 for the pointer additions and also use size_int for the offsets.
7946 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7947 additions and also use size_int for the offsets. Perform
7948 BIT_AND_EXPR on sizetype arguments.
7949 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7950 POINTER_PLUS_EXPR for pointers and create the
7951 BIT_AND_EXPR in sizetype.
7952 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7953 instead of PLUS_EXPR for pointer addition.
7954 (rs6000_va_start): Likewise.
7955 Also use sizetype for the offset.
7956 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7957 as PLUS_EXPR/MINUS_EXPR.
7958 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7959 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7960 Don't use BIT_AND_EXPR on a pointer type, convert the
7961 expression to sizetype first.
7962 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7964 (mips_gimplify_va_arg_expr): Likewise.
7965 Don't create BIT_AND_EXPR in a pointer type.
7967 2007-06-15 Eric Christopher <echristo@apple.com>
7969 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7970 (x86_64-*-darwin*): Ditto.
7971 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7974 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7976 * doc/extend.texi: Document behavior of __attribute__((aligned))
7979 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7981 * rtlanal.c (note_stores): Improve documentation.
7983 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7985 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7986 LOCAL_LABEL_PREFIX): Delete.
7987 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7988 (bfin_internal_label): Delete.
7990 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7992 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7993 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7994 otherwise define to LIBGCC2_TF_CEXT.
7995 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7996 (LIBGCC_TF_CEXT): Ditto.
7999 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
8001 PR rtl-optimization/32339
8002 * df-scan.c (df_uses_record): Don't modify flags but just add to
8003 it for df_ref_record.
8005 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8007 * tree-mudflap.c: Fix whitespace issues.
8009 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
8011 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
8013 2007-06-14 Eric Christopher <echristo@apple.com>
8015 * config/i386/sse.md (movdi_to_sse): Rewrite body.
8016 (movv4sf): Use gcc_unreachable instead of abort.
8018 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8021 * config/i386/sfp-machine.h (CMPtype): New define.
8022 (mach stubs): Use CMPtype instead of int as a return type.
8024 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8026 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
8027 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
8028 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
8029 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
8030 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
8031 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
8032 config/soft-fp/soft-fp.h: Update from glibc CVS.
8034 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
8036 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
8038 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8041 * config/v850/v850.c: Include dataflow header file.
8042 (substitute_ep_register): Fix typo.
8044 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8046 * configure.ac: Fix earlier checkin.
8047 * configure: Regenerated.
8049 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8051 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
8052 * aclocal.m4: Regenerate.
8053 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
8054 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
8055 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
8056 * configure: Regenerate.
8057 * Makefile.in (LOOSE_WARN): Subst loose_warn.
8059 * Makefile.in (quickstrap): Build libgcc too.
8061 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8063 * configure.ac: Add --enable-checking=df. Explicitly mention that
8064 the variables are initialized as for "release".
8065 * df-core.c: Use it.
8066 * configure: Regenerate.
8067 * config.in: Regenerate.
8069 2007-06-14 Bob Wilson <bob.wilson@acm.org>
8071 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
8072 validate_replace_rtx instead of replace_rtx.
8073 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
8075 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
8077 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
8078 (DWARF2_UNWIND_INFO): Override default if configured with
8080 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
8081 (ENDFILE_SPEC): Add crtend.o.
8082 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
8083 (ENDFILE_SPEC): Add crtend.o.
8084 (TARGET_USE_JCR_SECTION): Define.
8085 (MD_UNWIND_SUPPORT): Define for 32-bit target.
8087 * config/i386/cygming-crtbegin.c: New file.
8088 * config/i386/cygming-crtend.c: New file.
8090 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
8092 * config/i386/w32-unwind.h: New file.
8094 2007-06-13 Eric Christopher <echristo@apple.com>
8096 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
8097 the user set a value below STACK_BOUNDARY.
8099 2007-06-13 Thiemo Seufer <ths@networkno.de>
8101 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
8102 imply -lpthread for -pthread.
8104 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8106 * basic-block.h: Remove the prototype for
8107 free_basic_block_vars.
8108 * cfglayout.h: Remove the prototype for
8109 insn_locators_initialize.
8110 * tree.h: Remove the prototype for emit_line_note.
8112 * tree-ssa-pre.c (mergephitemp): Remove.
8113 (init_pre): Don't use mergephitemp.
8115 2007-06-13 Eric Christopher <echristo@apple.com>
8117 * config/i386/i386.c (override_options): If we've specified
8118 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
8120 2007-06-13 Bob Wilson <bob.wilson@acm.org>
8122 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
8125 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8127 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
8128 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
8129 (eh_store_handler): New pattern.
8130 (eh_return): Emit it instead of a plain move.
8132 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
8134 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
8135 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
8136 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
8139 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8141 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
8142 (find_next_insn_start, find_load): New functions.
8143 (bfin_reorg): Use them to deal with the fact that parallel insns are
8144 no longer represented as a SEQUENCE.
8146 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8148 * config/sparc/sparc.c (sparc_override_options): Initialize
8151 2007-06-13 Dave Korn <dave.korn@artimi.com>
8153 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
8156 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8158 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
8159 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
8160 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
8161 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
8162 tree-vect-transform.c: Fix comment typos. Follow spelling
8165 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8167 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
8168 to the exit block use set.
8169 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
8170 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
8171 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
8173 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8175 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
8176 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
8177 to indicate an error.
8178 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
8180 (dbg_cnt_process_opt): Print an error on a bad argument.
8181 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
8182 * common.opt (-fdbg-cnt-list): New.
8183 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
8185 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
8187 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
8188 flag on ref-all pointers.
8190 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8193 * expr.c (expand_expr_addr_expr_1): Call expand_expr
8194 for the offset with the modifier as EXPAND_INITIALIZER
8195 if the modifier is EXPAND_INITIALIZER.
8196 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
8197 a register if we had an overflow.
8199 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8201 * real.c (real_isfinite): New.
8202 (real_sqrt): Use it.
8203 * real.h (real_isfinite): New.
8204 * builtins.c: Use it.
8206 2007-06-12 Ian Lance Taylor <iant@google.com>
8207 Daniel Berlin <dberlin@dberlin.org>
8210 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
8211 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
8212 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
8213 (DECL_NO_TBAA_P): Define.
8214 (struct tree_decl_common): Add no_tbaa_flag field.
8215 * tree-ssa-structalias.c (struct variable_info): Add
8216 no_tbaa_pruning field.
8217 (new_var_info): Initialize no_tbaa_pruning field.
8218 (unify_nodes): Copy no_tbaa_pruning field.
8219 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8220 (dump_solution_for_var): Print no_tbaa_pruning flag.
8221 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
8223 (compute_tbaa_pruning): New static function.
8224 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
8225 Call compute_tbaa_pruning.
8226 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
8227 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8228 * gimple-low.c (lower_stmt): Likewise.
8229 * tree-gimple.c (is_gimple_stmt): Likewise.
8230 * tree-ssa-operands.c (get_expr_operands): Likewise.
8231 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8232 * tree-inline.c (estimate_num_insns_1): Likewise.
8233 (copy_result_decl_to_var): Likewise.
8234 * expr.c (expand_expr_real_1): Likewise.
8235 * tree-pretty-print.c (dump_generic_node): Likewise.
8236 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
8237 * omp-low.c (omp_copy_decl_2): Likewise.
8238 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
8239 * doc/c-tree.texi (Expression trees): Document
8240 CHANGE_DYNAMIC_TYPE_EXPR.
8242 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8244 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
8245 with !HONOR_NANS and !HONOR_INFINITIES.
8246 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
8248 2007-06-12 Tristan Gingold <gingold@adacore.com>
8250 * gcov.c: Comments updated.
8251 (source_info): Add file_time field.
8252 (source_index): New variable.
8253 (mutiple_files): New variable.
8254 (generate_results): New function extracted from process_file.
8255 (process_file): Save and restore chain of functions, generate
8256 results and free structures only if not merging results.
8257 (release_structures): File names are now freed in create_file_names
8258 (create_file_names): Free previous file names.
8259 (find_source): File date is now read here and modifications in
8260 source files is checked here.
8261 (read_graph_file): Only reverse order of functions for the current
8263 (make_gcov_file_name): Do not generate long names if input_name is
8265 (output_lines): If merging results do not display graph, data and
8267 Checking source file modification is done in find_source.
8269 * doc/gcov.texi: Append an s to sourcefile.
8271 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
8273 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
8274 (forced_nop): New pattern.
8275 * config/bfin/bfin.c: Include "df.h".
8276 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
8277 (bfin_discover_loop): Use df_get_live_in instead of
8278 global_live_at_start.
8279 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
8280 df_analyze when done.
8281 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
8282 the insns. Use QImode for the final insn in a bundle. Call
8283 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
8285 (reorder_var_tracking_notes): New function.
8286 (bfin_reorg): Pass no argument to split_all_insns. Don't call
8287 update_life_info. Call df_analyze after scheduling and bundle
8288 generation. Call reorder_var_tracking_notes if generating these
8289 notes. Call df_finish_pass at the end.
8291 2007-06-12 Dirk Mueller <dmueller@suse.de>
8293 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
8294 a comparison, not an assignment.
8296 2007-06-12 Olivier Hainque <hainque@adacore.com>
8298 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
8299 Request walking the subtrees only, leaving the current is_lhs/val_only
8301 (convert_non_local_reference): Likewise.
8303 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
8305 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
8307 2007-06-12 Richard Guenther <rguenther@suse.de>
8309 PR tree-optimization/15353
8310 PR tree-optimization/31657
8311 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
8312 * timevar.def: Add TV_TREE_IFCOMBINE.
8313 * tree-pass.h (pass_tree_ifcombine): Declare.
8314 * tree-ssa-ifcombine.c: New file.
8315 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
8316 * tree-flow.h (blocks_in_phiopt_order): Declare.
8317 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
8318 (tree-ssa-ifcombine.o): New dependencies.
8320 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8322 PR rtl-optimization/32293
8323 * combine.c (simplify_if_then_else): Truncate return from
8324 nonzero_bits() to correct mode.
8326 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8328 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
8329 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
8331 2007-06-11 Diego Novillo <dnovillo@google.com>
8333 * Makefile.in (reload1.o-warn): Remove.
8335 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
8337 * combine.c (subst): Use reg_overlap_mentioned_p
8338 instead of comparing register numbers directly.
8340 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8342 * reload1.c (mark_home_live_1): Use the mode parameter.
8344 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8346 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
8347 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
8351 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
8353 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
8355 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8357 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
8358 from integer registers.
8359 (FP mode splitters): Handle TFmode.
8361 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
8363 * tree-ssa-structalias.c (find_what_p_points_to): Return false
8364 for ref-all pointers that point-to anything.
8366 2007-06-11 Joseph Myers <joseph@codesourcery.com>
8368 * config/arm/arm.c (arm_output_dwarf_dtprel,
8369 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
8371 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
8373 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
8374 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
8377 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
8379 * tree.c (signed_or_unsigned_type_for): New.
8380 (unsigned_type_for): Use signed_or_unsigned_type_for.
8381 (signed_type_for): Use signed_or_unsigned_type_for.
8382 * tree.h (signed_or_unsigned_type_for): New.
8383 (get_signed_or_unsigned_type): Remove.
8384 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
8385 lang_hooks.types.signed_type
8386 (size_diffop): Likewise.
8387 (all_ones_mask_p): Likewise.
8388 (build_range_check): Likewise.
8389 (fold_cond_expr_with_comparison): Likewise.
8390 (fold_cond_expr_with_comparison): Likewise.
8391 (unextend): Likewise.
8392 (extract_muldiv_1): Likewise.
8393 (fold_single_bit_test_into_sign_test): Likewise.
8394 (fold_binary): Likewise.
8395 (fold_ternary): Likewise.
8396 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
8397 instead of get_signed_or_unsigned_type.
8398 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
8399 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8400 * expr.c (signed_or_unsigned_type_for): Use
8401 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
8402 * langhooks.c (get_signed_or_unsigned_type): Remove.
8403 (lhd_signed_or_unsigned_type): Remove.
8404 * langhooks.h (lang_hooks_for_types): Remove signed_type and
8405 signed_or_unsigned_type.
8406 (lhd_signed_or_unsigned_type): Remove.
8407 * expmed.c (make_tree): Use signed_type_for instead of
8408 lang_hooks.types.signed_type.
8409 * c-common.c (same_scalar_type_ignoring_signedness): Use
8410 c_common_signed_type instead of lang_hooks.types.signed_type.
8411 (c_common_unsigned_type): New.
8412 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
8413 (shorten_compare): Use c_common_unsigned_type instead of
8414 c_common_signed_or_unsigned_type.
8415 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
8417 * convert.c (convert_to_integer): Use signed_type_for instead of
8418 lang_hooks.types.signed_type.
8419 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8420 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
8421 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
8422 * c-format.c (check_format_types): Use c_common_unsigned_type
8423 instead of unsigned_type_for.
8424 * c-decl.c (groakdeclarator): Likewise.
8425 * c-typeck.c (convert_for_assignment): Likewise.
8426 * c-common.h (c_common_unsigned_type): New.
8428 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8431 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
8432 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
8434 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8437 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
8438 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
8440 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
8441 Sebastian Pop <sebpop@gmail.com>
8443 * lambda-code.c (remove_iv): New.
8444 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
8446 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
8448 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
8449 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
8450 * tree-ssa-loop-prefetch.c: Include optabs.h.
8451 (FENCE_FOLLOWING_MOVNT): New macro.
8452 (struct mem_ref): Add independent_p and storent_p fields.
8453 (record_ref): Initalize the new fields.
8454 (gather_memory_references_ref): Return true if the reference
8456 (gather_memory_references): Check whether all memory accesses
8457 in loop were recorded.
8458 (should_issue_prefetch_p): Return false for nontemporal stores.
8459 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
8460 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
8461 (determine_loop_nest_reuse): Detect independent memory references.
8462 (loop_prefetch_arrays): Call mark_nontemporal_stores.
8463 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
8464 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
8465 * config/i386/i386.h (x86_mfence): Declare.
8466 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
8467 * config/i386/i386.c (x86_mfence): New variable.
8468 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
8470 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
8471 * optabs.c (init_optabs): Initialize storent_optab.
8472 * optabs.h (enum optab_index): Add OTI_storent.
8473 (storent_optab): Declare.
8474 * genopinit.c (optabs): Add initialization for storent_optab.
8475 * tree.h (MOVE_NONTEMPORAL): New macro.
8476 * expr.c (expand_assignment, store_expr, store_constructor_field,
8477 store_constructor, store_field, expand_expr_real_1): Propagate
8478 nontemporality of the expanded store.
8479 (emit_storent_insn): New function.
8480 * expr.h (expand_assignment, store_expr): Declaration changed.
8481 * function.c (assign_parm_setup_reg): Pass false as nontemporality
8482 to expand_assignment.
8483 * stmt.c (expand_asm_expr): Ditto.
8484 * calls.c (initialize_argument_information): Pass false as
8485 nontemporality to store_expr.
8486 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
8489 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8491 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
8493 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
8495 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8497 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
8498 and allow DECL_P here.
8500 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
8502 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
8503 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
8504 track of the size of the expression.
8505 * cfghooks.c (merge_blocks): Remove block from loops structure only
8506 after call of the merge_blocks hook.
8508 2007-06-09 Tom Tromey <tromey@redhat.com>
8510 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
8511 (deprecated_state): Removed.
8512 (start_decl): Update.
8513 (enum deprecated_states): Moved earlier.
8514 (groktypename): Update.
8515 (push_parm_decl): Likewise.
8516 (grokfield): Likewise.
8517 (start_function): Likewise.
8519 2007-06-09 Ian Lance Taylor <iant@google.com>
8521 PR tree-optimization/32169
8522 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
8523 CONVERT_EXPR, check whether min and max both converted to an
8524 overflow infinity representation.
8526 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
8528 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
8529 not inserted on the edge.
8531 2007-06-08 Bob Wilson <bob.wilson@acm.org>
8533 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
8534 instructions if they are supported.
8535 (__divsi3, __umodsi3, __modsi3): Likewise.
8536 (__ashldi3, __ashrdi3, __lshrdi3): New.
8537 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
8539 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
8540 Tony Linthicum <tony.linthicum@amd.com>
8542 * doc/invoke.texi: Add fvect-cost-model flag.
8543 * common.opt (fvect-cost-model): New flag.
8544 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
8545 cost fields in stmt_vec_info struct for STMT.
8546 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
8547 fields in stmt_vec_info struct and access functions for the same.
8548 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
8549 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
8550 load, store and vector to scalar operation.
8551 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
8552 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
8553 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
8554 (TARG_VEC_STORE_COST): Define cost of vector store.
8555 (vect_estimate_min_profitable_iters): Define new function.
8556 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
8557 check to evaluate if loop iterations are less than minimum profitable
8558 iterations determined by cost model or minimum vect loop bound defined
8559 by user, whichever is more conservative.
8560 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
8561 run-time check to evaluate if loop iterations are less than minimum
8562 profitable iterations determined by cost model or minimum vect loop
8563 bound defined by user, whichever is more conservative.
8564 (vect_estimate_min_profitable_iterations): New function to estimate
8565 mimimimum iterartions required for vector version of loop to be
8566 profitable over scalar version.
8567 (vect_model_reduction_cost): New function.
8568 (vect_model_induction_cost): New function.
8569 (vect_model_simple_cost): New function.
8570 (vect_cost_strided_group_size): New function.
8571 (vect_model_store_cost): New function.
8572 (vect_model_load_cost): New function.
8573 (vectorizable_reduction): Call vect_model_reduction_cost during
8575 (vectorizable_induction): Call vect_model_induction_cost during
8577 (vectorizable_load): Call vect_model_load_cost during analysis phase.
8578 (vectorizable_store): Call vect_model_store_cost during analysis phase.
8579 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
8580 vectorizable_promotion, vectorizable_demotion): Call
8581 vect_model_simple_cost during analysis phase.
8583 2007-06-08 Simon Baldwin <simonb@google.com>
8585 * reg-stack.c (get_true_reg): Readability change. Moved default case
8586 label into direct switch statement scope.
8588 2007-06-08 Simon Baldwin <simonb@google.com>
8590 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
8591 in gcc_assert() with '==' comparison.
8593 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8595 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
8596 TARGET_ABM handling of x86_popcnt variable.
8598 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8600 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
8601 __builtin_copysignq and __builtin_infq built-in functions.
8603 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8605 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
8606 SSE4.2 section. Correct built-in function names in SSE4A section.
8608 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8610 PR tree-optimization/32243
8611 * tree-vect-transform.c (vectorizable_type_promotion): Move check
8612 for ncopies after ratio check between nunits_out and nunits_in.
8613 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
8615 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
8617 PR tree-optimization/32224
8618 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
8619 vectorization upon a non GIMPLE_MODIFY_STMT.
8621 2007-06-08 Christian Bruel <christian.bruel@st.com>
8624 * config/sh/sh.md (doloop_end): New pattern and splitter.
8625 * loop-iv.c (simple_rhs_p): Check for hardware registers.
8627 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
8630 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
8632 (verify_dominators): Do not change dominance tree.
8634 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
8636 * config/sh/constraints.md: New file.
8637 * config/sh/sh.c: Include tm-constrs.h.
8638 (reg_class_from_letter): Remove.
8639 (prepare_cbranch_operands): Use satisfies_constraint_*
8640 function instead of macro.
8641 (andcosts, broken_move, sh_secondary_reload): Likewise.
8642 * config/sh/predicates.md (trapping_target_operand): Likewise.
8643 (and_operand, arith_operand, arith_reg_or_0_operand,
8644 cmp_operand, logical_operand, target_operand,
8645 ua_address_operand, ua_offset, xor_operand): Likewise.
8646 * config/sh/sh.md: Include constraints.md.
8647 (*movsicc_t_false): Use satisfies_constraint_* function
8649 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
8650 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
8651 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
8652 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
8653 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
8654 (REG_CLASS_FROM_CONSTRAINT): Remove.
8655 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
8656 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
8657 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
8658 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
8659 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
8660 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
8661 function instead of macro.
8662 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
8663 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
8664 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
8665 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
8666 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
8667 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
8668 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
8669 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
8670 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
8671 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
8672 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
8673 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
8674 EXTRA_CONSTRAINT_STR): Likewise.
8675 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
8677 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8679 * config/i386/darwin.h (STACK_BOUNDARY): Define.
8681 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
8684 * c-common.h (flag_cpp0x): Replaced by...
8685 (cxx_dialect): ... this new variable specifying the C++ dialect that
8687 * c-common.c (flag_cpp0x): Removed.
8688 (cxx_dialect): Defined.
8689 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
8691 * c-opts.c (c_common_post_options): Likewise.
8692 (set_std_cxx98): Set cxx_dialect to cxx98.
8693 (set_std_cxx0x): Set cxx_dialect to cxx0x.
8695 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8696 Hui-May Chang <hm.chang@apple.com>
8698 * doc/invoke.texi (Darwin Options): Update documentation for
8699 -mmacosx-version-min.
8700 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
8701 * config/darwin-driver.c: New file.
8702 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
8703 * config/t-darwin (darwin-driver.o): New rule.
8705 * config/darwin-c.c (version_as_macro): Ignore low digit.
8707 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
8709 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
8710 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
8711 (CSGNMODE): New mode macro.
8712 (CSGNVMODE): New mode attribute.
8713 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
8714 expander using CSGNMODE mode macro. Handle TFmode.
8715 (copysign<mode>3_const): Rename from copysignsf3_const and
8716 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
8718 (copysign<mode>3_var): Rename from copysignsf3_var and
8719 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
8721 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
8722 mode macro. Handle TFmode.
8723 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
8724 (iortf3, *iortf3): Ditto.
8725 (xortf3, *xortf3): Ditto.
8726 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
8727 TFmode and TImode masks.
8728 (ix86_expand_copysign): Expand TFmode copysign insn.
8729 (IX86_BUILTIN_INFQ): New.
8730 (IX86_BUILTIN_FABSQ): Ditto.
8731 (IX86_BUILTIN_COPYSIGNQ): Ditto.
8732 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
8733 [__builtin_fabsq]: Ditto.
8734 [__builtin_copysignq]: Ditto.
8735 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
8736 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
8737 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
8738 ix86_expand_binop_builtin().
8740 2007-06-07 Bob Wilson <bob.wilson@acm.org>
8742 * config/xtensa/lib1funcs.asm: Clean up whitespace.
8744 2007-06-07 Steve Ellcey <sje@cup.hp.com>
8747 * rtl.h (push_to_sequence2): New.
8748 * emit-rtl.c (push_to_sequence2): New.
8749 * function.c (assign_parm_data_all): Add new fields.
8750 (assign_parm_setup_block): Call push_to_sequence2 instead of
8752 (assign_parm_setup_reg): Ditto.
8753 (assign_parm_setup_stack): Ditto.
8754 (assign_parms_unsplit_complex): Ditto.
8755 (assign_parms): Change field name.
8757 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
8759 PR tree-optimization/32220
8760 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
8761 phi node is reached before defining statement.
8763 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8766 * tree-vect-transform.c (vectorizable_call): Call update_stmt
8767 after changing the right hand side of the assignment.
8769 2007-06-06 Eric Christopher <echristo@apple.com>
8771 * config.gcc (i?86-*-darwin*): Remove arch parameter.
8772 (x86_64-*-darwin*): Ditto.
8773 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
8774 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8776 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8778 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
8780 (add_key): Likewise.
8781 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
8782 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
8784 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
8786 (add_cost_one_coalesce): Likewise.
8787 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
8788 variable names. Rename orig to orig_name for consistency.
8789 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
8791 (cprop_into_successor_phis): Avoid using C++ keywords as variable
8793 (record_equivalences_from_stmt): Likewise.
8794 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
8795 the coding conventions.
8796 (memory_ssa_name_same): Likewise.
8797 (dse_optimize_stmt): Likewise.
8798 (dse_record_phis): Likewise.
8799 (dse_finalize_block): Likewise.
8800 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
8801 keywords as variable names.
8802 (may_move_till): Cast according to the coding conventions.
8803 (force_move_till_expr): Avoid using C++ keywords as variable names.
8804 (force_move_till): Cast according to the coding conventions.
8805 (memref_hash): Likewise.
8806 (memref_eq): Likewise.
8807 (gather_mem_refs_stmt): Likewise.
8808 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
8809 using C++ keywords as variable names.
8810 (idx_find_step): Cast according to the coding conventions.
8811 (idx_record_use): Likewise.
8812 (find_depends): Likewise.
8813 (prepare_decl_rtl): Likewise.
8814 (mbc_entry_hash): Likewise.
8815 (mbc_entry_eq): Likewise.
8816 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
8817 (simplify_replace_tree): Avoid using C++ keywords as variable names.
8818 (idx_infer_loop_bounds): Cast according to the coding conventions.
8819 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
8820 * tree-ssa-math-opts.c (occ_new ): Likwise.
8821 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
8823 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
8825 (add_use_op): Likewise.
8826 (add_vop): Likewise.
8827 (add_vuse_op): Likewise.
8828 (add_vdef_op): Likewise.
8829 (get_expr_operands): Likewise.
8830 (push_stmt_changes): Use type safe memory macros.
8831 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
8832 keywords as variable names.
8833 (conditional_replacement): Likewise.
8834 (minmax_replacement): Likewise.
8835 (abs_replacement): Likewise.
8836 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
8838 (insert_fake_stores): Avoid using C++ keywords as variable names.
8839 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
8841 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
8842 (heapvar_insert): Use type safe memory macros.
8843 (new_var_info): Cast according to the coding conventions.
8844 (new_constraint): Likewise.
8845 (remove_preds_and_fake_succs): Use type safe memory macros.
8846 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
8848 (thread_single_edge): Likewise.
8849 (thread_through_loop_header): Likewise.
8851 2007-06-06 Eric Christopher <echristo@apple.com>
8853 * config/i386/i386.c (override_options): Move handling
8854 of TARGET_SUBTARGET* earlier.
8856 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
8858 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
8861 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8863 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8864 emited outside of basic block.
8865 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8867 * rtl.h (delete_insn_chain): Declaration changed.
8868 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8870 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8871 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8872 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8873 to delete_insn_chain.
8874 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8875 do not have bb field set.
8876 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8878 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8879 * cfgcleanup.c (try_optimize_cfg): Ditto.
8881 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8883 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8884 (lambda_body_vector_new): Use type safe memory macros.
8885 (lambda_linear_expression_new): Likewise.
8886 (lambda_loopnest_new): Likewise.
8887 (lambda_lattice_new): Likewise.
8888 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8889 conventions. Use type safe memory macros.
8890 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8891 (lambda_body_vector_s): Likewise.
8892 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8893 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8895 2007-06-06 Richard Guenther <rguenther@suse.de>
8897 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8898 if we need to schedule cfg_cleanup.
8899 (tree_ssa_forward_propagate_single_use_vars): Do so.
8901 2007-06-06 Ian Lance Taylor <iant@google.com>
8903 * fold-const.c (merge_ranges): If range_successor or
8904 range_predecessor fail, just return 0.
8906 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8908 PR tree-optimization/32216
8909 * tree-vectorizer.c (supportable_widening_operation): Determine
8910 signedness of FIX_TRUNC_EXPR from output operand.
8911 (supportable_narrowing_operation): Ditto.
8912 * tree-vect-generic.c (expand_vector_operations_1): Determine
8913 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8916 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8918 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8919 (struct pta): ...from here. Change flags to unsigned to avoid
8920 excessive casting (as it is used as a bit mask).
8921 (override_options): Add casts according to the coding convenventions.
8922 (x86_64_elf_unique_section): Likewise.
8923 (examine_argument): Avoid using C++ keywords as variable names.
8924 (construct_container): Likewise.
8925 (legitimize_pic_address): Likewise.
8926 (get_dllimport_decl): Cast according to the coding conventions. Use
8927 type safe memory macros.
8928 (legitimize_address): Cast according to the coding conventions.
8929 (emit_i387_cw_initialization): Corrected the type of slot to enum
8931 (ix86_init_machine_status): Use type safe memory macros.
8932 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8933 (bdesc_pcmpistr): Likewise.
8934 (bdesc_crc32): Likewise.
8935 (bdesc_sse_3arg): Likewise.
8936 (bdesc_2arg): Likewise.
8937 (bdesc_1arg): Likewise.
8938 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8939 (ix86_expand_sse_pcmpistr): Likewise.
8940 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8941 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8942 int to match the langhook definition.
8943 (ix86_builtin_conversion): Change the type of code to unsigned init to
8944 match the langhook definition.
8945 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8947 (ix86_preferred_output_reload_class): Likewise.
8948 (ix86_cannot_change_mode_class): Likewise.
8949 (ix86_memory_move_cost): Likewise.
8950 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8951 avoid excessive casting later on.
8952 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8954 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8956 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8957 as flags setting insn.
8958 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8960 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8962 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8963 (UNSPEC_ROUND): New.
8964 ("sse4_1_round<mode>2"): New insn pattern.
8965 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8967 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8968 expander using SSEMODEF mode macro. Expand using
8969 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8970 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8971 expander using SSEMODEF mode macro. Expand using
8972 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8973 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8974 expander using SSEMODEF mode macro. Expand using
8975 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8976 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8977 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8978 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8981 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8982 Sebastian Pop <sebpop@gmail.com>
8984 * lambda.h (build_linear_expr): New.
8985 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8986 Use build_linear_expr, call fold and force_gimple_operand.
8987 (lambda_loopnest_to_gcc_loopnest): Check that there is
8988 something to insert.
8989 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8991 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8993 PR preprocessor/23479
8994 * doc/extend.texi: Document the 0b-prefixed binary integer
8997 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8999 PR tree-optimization/32215
9000 * tree-vectorizer.c (supportable_widening_operation): Return false
9001 for unsupported FIX_TRUNC_EXPR tree code.
9002 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
9004 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
9006 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
9007 register on SPE targets. Change documentation to reflect
9009 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9010 Change FIXED_SCRATCH to 14 and document why we're keeping r14
9011 out of the register allocation pool.
9012 (rs6000_reg_live_or_pic_offset_p): New function.
9013 (rs6000_emit_prologue): Move the actual saving of LR up to free
9014 r0 for holding r11. Split saving of SPE 64-bit registers into
9015 its own case. Ensure that offsets will always be in-range for
9016 'evstdd' by using r11 as a scratch register to point at the start
9017 of the SPE save area. Save r11 if necessary, as it is the static
9019 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
9020 into its own case. Ensure that offsets will always be in-range
9021 for 'evldd' by using r11 as a scratch register to point at the
9022 start of the SPE save area. Also adjust r11 when restoring
9023 the stack pointer to compensate for pre-loading r11.
9025 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
9027 * cfg.c (init_flow): Use type safe memory macros.
9028 (alloc_block): Likewise.
9029 (unchecked_make_edge): Likewise.
9030 (dump_flow_info): Avoid using C++ keywords as variable names.
9031 (copy_original_table_clear): Cast according to the coding conventions.
9032 (copy_original_table_set): Likewise.
9033 * cfgexpand (label_rtx_for_bb): Likewise.
9034 (expand_gimple_basic_block): Likewise.
9035 * cfghooks.c (dump_bb): Likewise.
9036 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
9038 (lv_add_condition_to_bb): Likewise.
9039 * cfglayout (relink_block_chain): Cast according to the coding
9041 (fixup_reorder_chain): Likewise.
9042 (fixup_fallthru_exit_predecessor): Likewise.
9043 * cfgloop.c (glb_enum_p): Likewise.
9044 (get_exit_description): Likewise.
9045 (dump_recorded_exit): Likewise.
9046 * cfgloop.h (enum loop_estimation): Move out of struct scope...
9047 (struct loop): ... from here.
9048 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
9050 * cfgrtl.c (rtl_create_basic_block): Likewise.
9051 (rtl_split_block): Likewise.
9052 (rtl_dump_bb): Likewise.
9053 (cfg_layout_split_block): Likewise.
9054 (init_rtl_bb_info): Use typesafe memory macros.
9056 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
9057 * graphds.h: Updated all usages of edge to graph_edge.
9058 * graphds.c: Likewise.
9059 * cfgloopanal.c: Likewise.
9061 2007-06-05 Ian Lance Taylor <iant@google.com>
9063 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
9064 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
9065 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
9067 (test_for_singularity): Likewise.
9069 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9071 * config/i386/constraints.md ("Y2"): Replaced by ...
9073 * config/i386/i386.md: Likewise.
9074 * config/i386/mmx.md: Likewise.
9075 * config/i386/sse.md: Likewise.
9077 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9079 * config/i386/constraints.md ("z"): Replaced by ...
9081 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
9082 (sse4_1_blendvps): Likewise.
9083 (sse4_1_pblendvb): Likewise.
9084 (sse4_2_pcmpestr): Likewise.
9085 (sse4_2_pcmpestrm): Likewise.
9086 (sse4_2_pcmpestr_cconly): Likewise.
9087 (sse4_2_pcmpistr): Likewise.
9088 (sse4_2_pcmpistrm): Likewise.
9089 (sse4_2_pcmpistr_cconly): Likewise.
9091 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
9093 * matrix-reorg.c (transform_access_sites): Fix computation.
9094 (transform_allocation_sites): Same.
9096 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9098 * config/i386/i386.c (override_options): Use
9099 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
9101 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9103 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
9104 (nonimm_not_xmm0_operand): Ditto.
9105 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
9106 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
9107 as operand[2] predicate. Require "z" class XMM register for
9108 operand[3]. Adjust asm template.
9109 ("sse4_1_blendvpd"): Ditto.
9110 ("sse4_1_pblendvb"): Ditto.
9111 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
9112 force op2 into xmm0 register for variable blend instructions.
9114 2007-06-04 Tom Tromey <tromey@redhat.com>
9116 * c-tree.h (start_enum): Update.
9117 (build_enumerator): Likewise.
9118 * c-decl.c (enum_next_value): Removed.
9119 (enum_overflow): Likewise.
9120 (start_enum): Add c_enum_contents argument. Don't use globals.
9121 (build_enumerator): Likewise.
9122 * c-tree.h (struct c_enum_contents): New struct.
9124 2007-06-04 Tom Tromey <tromey@redhat.com>
9126 * c-common.c (c_common_get_alias_set): Fix indentation.
9128 2007-06-04 Ian Lance Taylor <iant@google.com>
9130 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
9131 to overflow, reduce overflow infinity to regular infinity.
9132 (vrp_var_may_overflow): New static function.
9133 (vrp_visit_phi_node): Check vrp_var_may_overflow.
9135 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
9137 * stor-layout.c (layout_type): Remove duplicate code.
9139 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
9142 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
9143 before build_common_builtin_nodes ().
9145 2007-06-04 Steve Ellcey <sje@cup.hp.com>
9148 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
9150 2007-06-04 Jan Hubicka <jh@suse.cz>
9152 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
9153 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
9154 instead of _stat version.
9156 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9158 PR tree-optimization/32194
9159 * tree-predcom.c (determine_offset): Check that both references have
9162 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9164 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
9165 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
9166 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9167 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
9168 Add argument to iterate_fix_dominators call.
9169 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
9170 * gcse.c (hoist_code): Change domby to vector.
9171 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
9172 Add argument to iterate_fix_dominators call.
9173 * loop-doloop.c (doloop_modify): Changed recount_dominator to
9174 recompute_dominator.
9175 * lambda-code.c (perfect_nestify): Ditto.
9176 * cfgloopanal.c: Include graphds.h.
9177 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
9178 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
9179 (mark_irreducible_loops): Use graphds_scc. Remove argument from
9181 * graphds.c: New file.
9182 * graphds.h: New file.
9183 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
9184 (get_dominated_by, get_dominated_by_region): Change return type to
9186 (verify_dominators): Recompute all dominators and compare the results.
9187 (recount_dominator): Renamed to ...
9188 (recompute_dominator): ... this. Do not check that the block is
9190 (iterate_fix_dominators): Reimplemented.
9191 (prune_bbs_to_update_dominators, root_of_dom_tree,
9192 determine_dominators_for_sons): New functions.
9193 * et-forest.c (et_root): New function.
9194 * et-forest.h (et_root): Declare.
9195 * Makefile.in (graphds.o): Add.
9196 (cfgloopanal.o): Add graphds.h dependency.
9197 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
9198 * basic-block.h (get_dominated_by, get_dominated_by_region,
9199 iterate_fix_dominators): Declaration changed.
9200 (recount_dominator): Renamed to ...
9201 (recompute_dominator): ... this.
9202 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
9203 (thread_through_all_blocks): Do not free dominance info.
9205 2007-06-03 Andreas Schwab <schwab@suse.de>
9207 * config/m68k/m68k.c (override_options): Don't override
9209 * config/m68k/m68k-modes.def (SF, DF): Define to use
9210 motorola_single_format and motorola_double_format, resp.
9211 * real.c (motorola_single_format): Renamed from
9212 coldfire_single_format.
9213 (motorola_double_format): Renamed from coldfire_double_format.
9214 (encode_ieee_extended): Generate a proper canonical NaN image
9215 respecting canonical_nan_lsbs_set.
9216 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
9218 * real.h: Adjust declarations.
9220 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
9223 * config/sh/sh.md (symGOT_load): Don't schedule insns when
9224 the symbol is generated with the stack protector.
9226 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
9228 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
9229 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
9231 * doc/extend.texi (interrupt): Mention m68k.
9233 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
9235 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
9236 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
9237 (ix86_expand_sse_pcmpestr): Do not check operands for
9238 "register_operand", when insn operand predicate is "register_operand".
9239 (ix86_expand_sse_pcmpistr): Ditto.
9241 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
9242 Uros Bizjak <ubizjak@gmail.com>
9244 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
9245 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
9246 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
9247 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
9248 * config/i386/constraints.md ("z"): New register constraint
9249 for members of SSE_FIRST_REG class.
9250 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
9251 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
9252 SSE_FIRST_REG class.
9253 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
9254 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
9255 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
9256 (IX86_BUILTIN_PCMPESTRM128): Likewise.
9257 (IX86_BUILTIN_PCMPESTRA128): Likewise.
9258 (IX86_BUILTIN_PCMPESTRC128): Likewise.
9259 (IX86_BUILTIN_PCMPESTRO128): Likewise.
9260 (IX86_BUILTIN_PCMPESTRS128): Likewise.
9261 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
9262 (IX86_BUILTIN_PCMPISTRI128): Likewise.
9263 (IX86_BUILTIN_PCMPISTRM128): Likewise.
9264 (IX86_BUILTIN_PCMPISTRA128): Likewise.
9265 (IX86_BUILTIN_PCMPISTRC128): Likewise.
9266 (IX86_BUILTIN_PCMPISTRO128): Likewise.
9267 (IX86_BUILTIN_PCMPISTRS128): Likewise.
9268 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
9269 (struct builtin_description): Change "flag" field to unsigned.
9270 (bdesc_pcmpestr): New builtin description table.
9271 (bdesc_pcmpistr): Likewise.
9272 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
9273 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
9274 Initialize pcmp[ei]str[im] insns for SSE4.2.
9275 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
9276 (ix86_expand_sse_pcmpistr): Likewise.
9277 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
9278 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
9279 (UNSPEC_PCMPISTR): Likewise.
9280 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
9281 (sse4_2_pcmpestri):New isns pattern.
9282 (sse4_2_pcmpestrm): Likewise.
9283 (sse4_2_pcmpestr_cconly): Likewise.
9284 (sse4_2_pcmpistr): New insn patern and splitter.
9285 (sse4_2_pcmpistri):New isns pattern.
9286 (sse4_2_pcmpistrm): Likewise.
9287 (sse4_2_pcmpistr_cconly): Likewise.
9288 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
9291 2007-06-01 David Daney <ddaney@avtrex.com>
9293 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
9294 LOADGP_ABSOLUTE and not binds_local_p.
9296 2007-06-01 Geoffrey Keating <geoffk@apple.com>
9298 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
9300 2007-06-01 Ian Lance Taylor <iant@google.com>
9302 * tree-vrp.c (compare_name_with_value): Always set
9303 used_strict_overflow if we get a result from the variable itself.
9305 2007-06-01 Ian Lance Taylor <iant@google.com>
9307 PR rtl-optimization/31455
9308 * lower-subreg.c (find_decomposable_subregs): Don't decompose
9309 subregs which have a cast between modes which are not tieable.
9311 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
9313 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
9314 breaks after return statements.
9316 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
9318 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
9319 only after no_new_pseudos.
9321 2007-05-31 Eric Christopher <echristo@apple.com>
9323 * expr.c (convert_move): Assert that we don't have a BLKmode
9325 (store_expr): Handle BLKmode moves by calling emit_block_move.
9327 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
9329 * c-typeck.c (build_indirect_ref): Include type in error message.
9330 (build_binary_op): Pass types to binary_op_error.
9331 * c-common.c (binary_op_error): Take two type arguments, print out
9333 * c-common.h (binary_op_error): Update prototype.
9335 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9337 * config/i386/i386.c: Correct coments on -mno-sse4.
9339 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9341 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
9342 (x86_64-*-*): Likewise.
9343 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
9344 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
9345 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9346 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
9347 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9348 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9349 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9350 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9351 (OPTION_MASK_ISA_SSE4): Likewise.
9352 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
9353 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9354 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
9355 (override_options): Support SSE4.2.
9356 (ix86_build_const_vector): Support SImode and DImode.
9357 (ix86_build_signbit_mask): Likewise.
9358 (ix86_expand_int_vcond): Support V2DImode.
9359 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
9360 (IX86_BUILTIN_CRC32HI): Likewise.
9361 (IX86_BUILTIN_CRC32SI): Likewise.
9362 (IX86_BUILTIN_CRC32DI): Likewise.
9363 (IX86_BUILTIN_PCMPGTQ): Likewise.
9364 (bdesc_crc32): Likewise.
9365 (bdesc_sse_3arg): Likewise.
9366 (ix86_expand_crc32): Likewise.
9367 (ix86_init_mmx_sse_builtins): Support SSE4.2.
9368 (ix86_expand_builtin): Likewise.
9369 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9370 __SSE4_2__ for -msse4.2.
9371 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
9372 (CRC32MODE): Likewise.
9373 (crc32modesuffix): Likewise.
9374 (crc32modeconstraint): Likewise.
9375 (sse4_2_crc32<mode>): Likewise.
9376 (sse4_2_crc32di): Likewise.
9377 * config/i386/i386.opt (msse4.2): New for SSE4.2.
9379 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
9380 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
9381 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
9382 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
9383 (vcondu<mode>): Likewise.
9384 * doc/extend.texi: Document SSE4.2 built-in functions.
9385 * doc/invoke.texi: Document -msse4.2/-msse4.
9387 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
9389 PR tree-optimization/32160
9390 * tree-predcom.c (predcom_tmp_var): New function. Mark created
9391 variable as gimple reg.
9392 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
9394 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
9396 * gcc.c (main): Don't consider linker options when issuing the
9397 warning about a linker input file not being used.
9399 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9401 * tree-vrp.c (compare_names): Initialize sop.
9403 2007-05-30 Dirk Mueller <dmueller@suse.de>
9405 * cgraphunit.c (cgraph_analyze_function): Remove
9406 computation of inline parameters.
9408 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9410 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
9412 2007-05-30 Richard Sandiford <richard@codesourcery.com>
9414 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
9415 Add vx-common.h. Include vxworks.h between vx-common.h and
9417 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
9419 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
9420 (TARGET_ASM_DESTRUCTOR): Likewise.
9421 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
9422 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
9423 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9424 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
9425 (VXWORKS_ENDIAN_SPEC): Define.
9426 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
9427 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
9428 VXWORKS_* equivalents.
9429 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
9430 (ASM_FILE_START): Delete.
9431 (TARGET_VERSION): Reformat.
9432 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
9433 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
9434 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
9435 (FPBIT, DPBIT): Define.
9436 (fp-bit.c, dp-bit.c): New rules.
9437 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
9438 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
9439 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
9440 * config/arm/arm.h: Include vxworks-dummy.h.
9441 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
9442 Mark with ATTRIBUTE_UNUSED.
9443 (arm_override_options): Do not allow VxWorks RTP PIC to be used
9444 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
9445 make it incompatible with -msingle-pic-base.
9446 (arm_function_ok_for_sibcall): Return false for calls that might
9447 go through a VxWorks PIC PLT entry.
9448 (require_pic_register): New function, split out from...
9449 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
9451 (arm_load_pic_register): Handle the VxWorks RTP initialization
9452 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
9453 (arm_emit_call_insn): New function.
9454 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
9455 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
9456 (pic_offset_arm): New pattern.
9457 (call, call_value): Use arm_emit_call_insn.
9458 (call_internal, call_value_internal): New expanders.
9459 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
9460 VxWorks unless __PIC__.
9462 2007-05-30 Eric Christopher <echristo@gmail.com>
9464 * genrecog.c: Include regs.h in generated file.
9465 * genemit.c: Ditto. Fix up formatting.
9466 * config/mn10300/constraints.md: New.
9467 * config/mn10300/mn10300.md: Include.
9468 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
9469 Fix up for removed macro.
9470 * config/mn10300/predicates.md (call_address_operand): Ditto.
9471 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
9472 (CONST_OK_FOR_I): Ditto.
9473 (CONST_OK_FOR_J): Ditto.
9474 (CONST_OK_FOR_K): Ditto.
9475 (CONST_OK_FOR_L): Ditto.
9476 (CONST_OK_FOR_M): Ditto.
9477 (CONST_OK_FOR_N): Ditto.
9478 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
9482 (EXTRA_CONSTRAINT): Ditto.
9484 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9486 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
9488 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
9489 OPTION_MASK_ISA_64BIT.
9490 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
9492 2007-05-30 Richard Guenther <rguenther@suse.de>
9495 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
9496 types for comparison.
9497 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
9498 with original typed arguments.
9499 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
9501 2007-05-30 Jakub Jelinek <jakub@redhat.com>
9503 PR tree-optimization/31769
9504 * except.c (duplicate_eh_regions): Clear prev_try if
9505 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
9507 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
9509 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
9510 * tree-ssa-sink.c (statement_sink_location): Return basic block and
9511 bsi of the location where statements should be inserted.
9512 (sink_code_in_bb): Take bsi from statement_sink_location.
9513 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
9514 instead of bsi_start.
9515 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
9517 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
9518 (bsi_move_before): Document inconsistency with bsi_move_after.
9519 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
9521 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9523 * config/i386/i386.h (TARGET_ABM): New define.
9524 (TARGET_POPCNT): Ditto.
9525 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
9526 New temporary defines to redefine from OPTION_ISA_* defines.
9527 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
9528 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
9529 (ix86_isa_flags): New extern int declaration.
9530 (TARGET_SUBTARGET_DEFAULT): New define.
9531 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
9532 (TARGET_SUBTARGET32_DEFAULT): Ditto.
9533 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
9534 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9535 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
9536 * config/i386/darwin.h: Change TARGET_64BIT define to
9539 * config/i386/i386.opt (m3dnowa): Define as undocumented option
9540 using existing "ix86_isa_flags" varible.
9541 (m32, m64): Use existing "ix86_isa_flags" variable.
9542 (mmmx, m3dnow): Ditto.
9543 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
9544 (mabm): Define as non-negative option using "x86_abm" variable.
9545 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
9547 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
9548 Rewrite feature test bitmap.
9549 (ix86_isa_flags): New initialized global int varible.
9550 (ix86_isa_flags_explicit): New static int variable.
9551 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
9552 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
9553 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
9554 target_flags_explicit.
9555 (override_options): Remove "target_enable" and "target_disable" fields
9556 from "struct ptt". Update processor_target_table accordingly. Remove
9557 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
9558 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
9559 "target_flags" and "ix86_isa_flags_explicit" instead of
9560 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
9561 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
9562 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
9563 to true when either of PTA_POPCNT or PTA_ABM is set in
9564 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
9565 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
9566 processor_alias_table flags entry. Remove handling of
9567 "target_enable" and "target_disable" fields of processor_target_table.
9568 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
9569 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
9570 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
9571 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
9572 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
9574 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
9576 2007-05-29 David Daney <ddaney@avtrex.com>
9579 * config/mips/mips.c (mips_output_mi_thunk): Emit
9580 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
9582 2007-05-29 Hui-May Chang <hm.chang@apple.com>
9583 * config/i386/i386.c (ix86_function_regparm): Added checking of
9584 ix86_force_align_arg_pointer to determine the number of
9585 register parameters.
9587 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
9589 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
9590 (SET_DR_MISALIGNMENT): New.
9591 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
9592 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
9593 Use SET_DR_MISALIGNMENT.
9594 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
9596 * tree-data-ref.c (create_data_ref, compute_all_dependences,
9597 find_loop_nest): Export.
9598 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
9599 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
9600 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
9601 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
9603 (struct mem_ref): Add field reuse_distance.
9604 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
9605 Initialize reuse_distance field.
9606 (issue_prefetch_ref): Select temporality of prefetch according to
9608 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
9609 self_reuse_distance, determine_loop_nest_reuse): New functions.
9610 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
9611 (tree_ssa_prefetch_arrays): Dump L2 cache size.
9612 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
9615 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
9617 * tree-ssa-alias.c: Add aliasing overview.
9619 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
9620 Danny Smith <dannysmith@users.sourceforge.net>
9623 * config/i386/t-crtfm: Compile crtfastmath.o with
9624 -minline-all-stringops.
9625 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
9626 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
9628 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9630 * doc/md.texi: Document constraints on HP PA-RISC.
9632 * pa/constraints.md: New file.
9633 * pa.md: Include constraints.md.
9634 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
9635 (integer_store_memory_operand, ldil_cint_p): New functions.
9636 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
9637 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9638 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
9639 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
9640 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
9642 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
9645 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
9646 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
9647 case POSTDECREMENT_EXPR>): Return the error_mark_node
9648 if either the real or imaginary parts would an
9651 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
9653 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
9654 name when we remove it from a call.
9656 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
9658 * targhooks.c (default_narrow_bitfield): Remove.
9659 * targhooks.h: Remove the prototype for
9660 default_narrow_bitfield.
9662 * langhooks-def.h: Remove the prototype for
9663 hook_get_alias_set_0.
9664 * langhooks.c (hook_get_alias_set_0): Remove.
9666 * global.c (EXECUTE_IF_CONFLICT): Remove.
9668 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9671 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
9672 return true when truth_value_p is true and the type
9675 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
9677 * doc/install.texi (Prerequisites): We no longer require Autoconf
9678 2.13 for the top-level.
9680 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
9682 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
9683 memory access via x86_expand_vector_move_misalign() only for
9684 TImode values on 32-bit targets.
9686 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
9688 * matrix-reorg.c: New file. Implement matrix flattening and
9689 transposing optimization.
9690 * tree-pass.h: Add matrix reorg pass.
9691 * common.opt: Add fipa-mreorg flag.
9692 * Makefile.in: Add matrix-reorg.c.
9693 * passes.c: Add matrix reorg pass.
9694 * varpool.c (add_new_static_var): New function.
9695 * cgraph.h (add_new_static_var): Declare.
9697 2007-05-27 Eric Christopher <echristo@apple.com>
9699 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
9700 sp_offset depending on stack size. Save r12 depending
9701 on registers we're saving later.
9702 (rs6000_emit_epilogue): Update sp_offset depending only
9705 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
9707 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
9708 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9709 * ifcvt.c (if_convert): Ditto.
9710 * tree-ssa-threadupdate.c (thread_block): Ditto.
9711 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
9712 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9713 verify_loop_closed_ssa): Check number_of_loops instead of
9715 * predict.c (tree_estimate_probability): Ditto.
9716 * tree-if-conv.c (main_tree_if_conversion): Ditto.
9717 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9718 * modulo-sched.c (sms_schedule): Ditto.
9719 * tree-scalar-evolution.c (scev_const_prop): Ditto.
9720 (scev_finalize): Do not do anything if scev analysis was not
9722 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
9723 current_loops == NULL.
9724 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
9725 * loop-init.c (loop_optimizer_init): Do not free current_loops when
9727 (loop_optimizer_finalize): Assert that loops were analyzed.
9728 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
9729 rtl_doloop): Check number_of_loops instead of current_loops.
9730 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
9731 current_loops == NULL.
9732 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
9733 gate_tree_vectorize tree_linear_transform, check_data_deps,
9734 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
9735 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
9736 Check number_of_loops instead of current_loops.
9737 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
9738 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
9739 free loops if available.
9740 (execute_pre): Do not pass do_fre to fini_pre.
9742 2007-05-27 Tobias Burnus <burnus@net-b.de>
9745 * real.c (mpfr_from_real): Fix sign of -Inf.
9747 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
9749 * tree-vect-transform.c (vectorizable_conversion): Initialize
9750 tree_code variables to ERROR_MARK.
9751 (vectorizable_type_demotion): Likewise.
9752 (vectorizable_type_promotion): Likewise.
9754 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9757 * config/i386/i386.md (movti): Handle push operands via
9760 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9762 * basic-block.h: Remove the prototype for merge_seq_blocks.
9763 * cfgcleanup.c (merge_seq_blocks): Remove.
9765 * tree-flow.h: Remove the prototype for is_aliased_with.
9766 * tree-ssa-alias.c (is_aliased_with): Remove.
9768 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
9770 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
9772 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
9774 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
9775 ix86_expand_sse4_unpack if SSE4.1 is enabled.
9776 (vec_unpacks_hi_v16qi): Likewise.
9777 (vec_unpacku_lo_v16qi): Likewise.
9778 (vec_unpacks_lo_v16qi): Likewise.
9779 (vec_unpacku_hi_v8hi): Likewise.
9780 (vec_unpacks_hi_v8hi): Likewise.
9781 (vec_unpacku_lo_v8hi): Likewise.
9782 (vec_unpacks_lo_v8hi): Likewise.
9783 (vec_unpacku_hi_v4si): Likewise.
9784 (vec_unpacks_hi_v4si): Likewise.
9785 (vec_unpacku_lo_v4si): Likewise.
9786 (vec_unpacks_lo_v4si): Likewise.
9788 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9790 * c-typeck.c, config/arm/arm.c, config/darwin.c,
9791 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
9792 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
9793 follow spelling conventions in various
9794 warning/error/diagnostic messages.
9796 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
9797 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
9798 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
9799 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
9800 tree-vrp.c: Fix comment typos. Follow spelling conventions.
9801 * doc/tm.texi: Follow spelling conventions.
9803 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9806 * tree-ssa-forwprop.c
9807 (forward_propagate_addr_into_variable_array_index): Remove
9808 the lhs argument. Use the type of def_rhs instead of lhs.
9809 (forward_propagate_addr_expr_1): Update use of
9810 forward_propagate_addr_into_variable_array_index.
9812 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
9813 Nigel Stephens <nigel@mips.com>
9815 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
9816 function attributes, "far" being an alias for "long_call".
9817 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
9818 (mips_near_type_p, mips_far_type_p): New.
9819 (mips_comp_type_attributes): New function to check that attributes
9820 attached to a function type are compatible.
9821 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
9822 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
9823 to the target function of the thunk.
9824 (mips_encode_section_info): Check for "near" and "far" function
9825 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
9827 * config/mips/predicates.md (const_call_insn_operand): Test only
9828 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
9830 * doc/extend.texi (Function Attributes): Document MIPS "near" and
9833 * testsuite/gcc.target/mips/near-far-1.c: New test case.
9834 * testsuite/gcc.target/mips/near-far-2.c: New test case.
9835 * testsuite/gcc.target/mips/near-far-3.c: New test case.
9836 * testsuite/gcc.target/mips/near-far-4.c: New test case.
9838 2007-05-25 Eric Christopher <echristo@apple.com>
9840 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
9841 to x86-darwin configurations.
9842 * config/i386/t-darwin: Add softfp support.
9843 * config/i386/t-darwin64: Ditto.
9844 * config/i386/sfp-machine.h: If mach then don't use
9845 aliasing, emit a stub to call.
9847 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
9849 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
9850 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
9851 tree-predcom.c, tree-ssa-alias-warnings.c,
9852 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
9853 comment typos. Follow spelling conventions.
9854 * doc/cpp.texi, doc/invoke.texi: Fix typos.
9856 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9859 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
9860 constants into memory. Expand unaligned memory references for
9861 SSE modes via x86_expand_vector_move_misalign() function.
9863 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9865 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9866 "memory" attribute for "sseishft" type insn without operands[2].
9868 2007-05-25 Dirk Mueller <dmueller@suse.de>
9869 Marcus Meissner <meissner@suse.de>
9871 * doc/extend.texi (alloc_size): New attribute.
9872 * c-common.c (handle_alloc_size_attribute): New.
9873 * tree-object-size.c (alloc_object_size): Use alloc_size
9874 attribute, if available.
9876 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9878 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9880 (__builtin_ia32_vec_ext_v2di): Likewise.
9881 (__builtin_ia32_vec_ext_v4si): Likewise.
9882 (__builtin_ia32_vec_ext_v8hi): Likewise.
9883 (__builtin_ia32_vec_ext_v16qi): Likewise.
9884 (__builtin_ia32_vec_set_v8hi): Likewise.
9886 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9888 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9890 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9892 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9893 (arm_is_longcall_p): Rename to...
9894 (arm_is_long_call_p): ...this. Take a single tree argument and
9896 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9897 (CUMULATIVE_ARGS): Remove call_cookie.
9898 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9899 (ENCODED_LONG_CALL_ATTR_P): Delete.
9900 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9901 LONG_CALL_FLAG_CHAR cases.
9902 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9903 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9904 ARM_DECLARE_FUNCTION_SIZE.
9905 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9906 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9907 (arm_encode_call_attribute, current_file_function_operand): Delete.
9908 (arm_function_in_section_p): New function.
9909 (arm_is_longcall_p): Rename to...
9910 (arm_is_long_call_p): ...this. Take the target function as a single
9911 argument and return a bool. Do not rely on call cookies. Check
9912 whether the target symbol is in the same section as the current
9913 function, not just the same compilation unit.
9914 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9915 (arm_encode_section_info): Don't encode a call type.
9916 * config/arm/arm.md (call, call_value): Update calls to
9917 arm_is_long(_)call_p. Simplify logic.
9918 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9919 Update calls to arm_is_long(_)call_p.
9921 2007-05-25 Richard Guenther <rguenther@suse.de>
9923 PR tree-optimization/31982
9924 * tree-ssa-forwprop.c
9925 (forward_propagate_addr_into_variable_array_index): Handle arrays
9926 with element size one.
9928 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9930 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9931 (umulsi3_highpart): Likewise.
9933 2007-05-24 Ian Lance Taylor <iant@google.com>
9935 PR rtl-optimization/32069
9936 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9939 2007-05-24 Ollie Wild <aaw@google.com>
9941 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9944 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9946 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9947 (oprs_unchanged_p): Use it to check all registers in a REG.
9948 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9949 (reg_set_between_after_reload_p): Delete.
9950 (reg_used_between_after_reload_p): Likewise.
9951 (reg_set_or_used_since_bb_start): Likewise.
9952 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9953 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9954 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9955 * rtlanal.c (reg_set_p): Check whether REG overlaps
9956 regs_invalidated_by_call, rather than just checking the
9957 membership of REGNO (REG).
9959 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9961 * doc/passes.texi: Document predictive commoning.
9962 * doc/invoke.texi (-fpredictive-commoning): Document.
9963 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9964 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9965 adding indices to the generated name.
9966 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9967 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9968 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9969 (op_symbol_code): ... and exported.
9970 (dump_omp_clause, op_symbol): Use op_symbol_code
9971 instead of op_symbol_1.
9972 * tree-pass.h (pass_predcom): Declare.
9973 * timevar.def (TV_PREDCOM): New timevar.
9974 * tree-ssa-loop.c (run_tree_predictive_commoning,
9975 gate_tree_predictive_commoning, pass_predcom): New.
9976 * tree-data-ref.c (find_data_references_in_loop): Find the
9977 references in dominance order.
9978 (canonicalize_base_object_address): Ensure that the result has
9980 (dr_analyze_innermost): Export.
9981 (create_data_ref): Code to fail for references with invariant
9983 (find_data_references_in_stmt): ... here.
9984 * tree-data-ref.h (dr_analyze_innermost): Declare.
9985 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9986 (aff_combination_find_elt, name_expansion_hash,
9987 name_expansion_eq, tree_to_aff_combination_expand,
9988 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9990 * tree-affine.h (aff_combination_constant_multiple_p,
9991 tree_to_aff_combination_expand): Declare.
9992 * tree-predcom.c: New file.
9993 * common.opt (fpredictive-commoning): New option.
9994 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9995 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9996 * Makefile.in (tree-predcom.o): Add.
9997 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9998 * passes.c (init_optimization_passes): Add dceloop after
9999 copy propagation in loop optimizer. Add predictive commoning
10000 to loop optimizer passes.
10002 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10004 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
10007 2007-05-24 Jan Hubicka <jh@suse.cz>
10009 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
10011 (genheader): Include statistics.h.
10013 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
10015 * print-rtl.c (flag_dump_unnumbered): Update comments.
10016 (print_rtl): Fix my previous change.
10017 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
10020 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10022 PR middle-end/32018
10023 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
10025 (thread_through_all_blocks): Call initialize_original_copy_tables
10026 and free_original_copy_tables.
10027 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
10029 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10030 * cfghooks.c (duplicate_block): Use get_loop_copy.
10031 * cfg.c: Include cfgloop.h.
10032 (loop_copy): New hash table.
10033 (initialize_original_copy_tables): Initialize loop_copy table.
10034 (free_original_copy_tables): Free loop_copy table.
10035 (copy_original_table_clear, copy_original_table_set,
10036 set_loop_copy, get_loop_copy): New functions.
10037 (set_bb_original, set_bb_copy): Use copy_original_table_set.
10038 * cfgloop.h (struct loop): Remove copy field.
10039 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
10040 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
10042 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10044 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
10045 -msse/-msse2/-msse3.
10047 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10049 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
10050 __builtin_ia32_vec_set_v2di with MASK_64BIT.
10052 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
10055 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
10056 * targhooks.h (default_mangle_decl_assembler_name): Declare
10058 * targhooks.c (default_mangle_decl_assembler_name): Define
10060 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
10062 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
10063 * langhooks.c (lhd_set_decl_assembler_name): Call
10064 targetm.mangle_decl_assembler_name for names with global scope.
10066 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
10068 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
10069 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
10071 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
10072 New. Factored out of i386_pe_encode_section_info.
10073 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
10074 Move check for prior decoration of stdcall
10075 symbols to i386_pe_encode_section_info.
10076 (i386_pe_encode_section_info): Adjust call to
10077 gen_stdcall_or_fastcall_suffix. Use
10078 i386_pe_maybe_mangle_decl_assembler_name, if needed.
10079 (i386_pe_mangle_decl_assembler_name): New. Wrap
10080 i386_pe_maybe_mangle_decl_assembler_name.
10082 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10084 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
10085 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
10086 * langhooks.c (get_signed_or_unsigned_type): Don't check for
10087 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
10088 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
10091 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
10092 Nigel Stephens <nigel@mips.com>
10093 Richard Sandiford <richard@codesourcery.com>
10095 Fix up MIPS16 hard float and add support for complex.
10097 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
10098 (TARGET_SOFT_FLOAT_ABI): New.
10099 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
10100 __mips_soft_float to reflect the ABI in use, not whether the
10101 FPU is directly accessible (e.g., in MIPS16 mode).
10102 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
10103 (UNITS_PER_FPVALUE): Likewise.
10105 * config/mips/mips.c (mips_expand_call): Remove redundant
10106 TARGET_MIPS16 check.
10107 (mips_arg_regno): New.
10108 (function_arg_advance): When setting bits in cum->fp_code for
10109 MIPS16, don't subtract 1 from cum->arg_number, since it is now
10111 (function_arg): Use mips_arg_regno.
10112 (mips_return_mode_in_fpr_p): New.
10113 (mips16_call_stub_mode_suffix): New.
10114 (mips16_cfun_returns_in_fpr_p): New.
10115 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
10116 (mips_output_function_prologue): Test mips16_hard_float, not
10117 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
10118 (mips_expand_epilogue): Call MIPS16 helper routines to copy
10119 return value into a floating-point register.
10120 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
10121 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
10122 (mips16_fp_args): Handle MIPS32r2 ISA which supports
10123 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
10124 word of double arguments from or to the high bits of 64-bit
10125 floating point registers.
10126 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
10127 (mips16_fpret_double): New helper function.
10128 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
10129 support for complex modes. Fill in DECL_RESULT for stubdecl.
10130 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
10132 * config/mips/mips16.S
10133 (RET, ARG1, ARG2): New.
10134 (MERGE_GPRf, MERGE_GPRt): New.
10135 (DELAYt, DELAYf): New.
10136 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
10137 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
10138 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
10139 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
10140 (SFOP): Renamed to...
10141 (OPSF3): This, and macro-ified. Updated all uses.
10142 (SFOP2): Renamed to...
10143 (OPSF2): This, and macro-ified. Updated all uses.
10144 (SFCMP): Renamed to...
10145 (CMPSF): This, and macro-ified. Updated all uses.
10146 (SFREVCMP): Renamed to...
10147 (REVCMPSF): This, and macro-ified. Updated all uses.
10148 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
10149 (LDDBL1, LDDBL2, RETDBL): Deleted.
10150 (DFOP): Renamed to...
10151 (OPDF3): This, and macro-ified. Updated all uses.
10152 (DFOP2): Renamed to...
10153 (OPDF2): This, and macro-ified. Updated all uses.
10154 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
10155 (DFCMP): Renamed to...
10156 (CMPDF): This, and macro-ified. Updated all uses.
10157 (DFREVCMP): Renamed to...
10158 (REVCMPDF): This, and macro-ified. Updated all uses.
10159 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
10160 (RET_FUNCTION): New.
10161 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
10162 (__mips16_ret_sc, __mips16_ret_dc): New.
10163 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
10164 STUB_ARGS_6, STUB_ARGS_10): New.
10165 (CALL_STUB_NO_RET): New.
10166 (__mips16_call_stub_1): Macro-ified.
10167 (__mips16_call_stub_5): Macro-ified.
10168 (__mips16_call_stub_2): Macro-ified.
10169 (__mips16_call_stub_6): Macro-ified.
10170 (__mips16_call_stub_9): Macro-ified.
10171 (__mips16_call_stub_10): Macro-ified.
10172 (CALL_STUB_RET): New.
10173 (__mips16_call_stub_sf_0): Macro-ified.
10174 (__mips16_call_stub_sf_1): Macro-ified.
10175 (__mips16_call_stub_sf_5): Macro-ified.
10176 (__mips16_call_stub_sf_2): Macro-ified.
10177 (__mips16_call_stub_sf_6): Macro-ified.
10178 (__mips16_call_stub_sf_9): Macro-ified.
10179 (__mips16_call_stub_sf_10): Macro-ified.
10180 (__mips16_call_stub_df_0): Macro-ified.
10181 (__mips16_call_stub_df_1): Macro-ified.
10182 (__mips16_call_stub_df_5): Macro-ified.
10183 (__mips16_call_stub_df_2): Macro-ified.
10184 (__mips16_call_stub_df_6): Macro-ified.
10185 (__mips16_call_stub_df_9): Macro-ified.
10186 (__mips16_call_stub_df_10): Macro-ified.
10187 (__mips16_call_stub_sc_0): New.
10188 (__mips16_call_stub_sc_1): New.
10189 (__mips16_call_stub_sc_5): New.
10190 (__mips16_call_stub_sc_2): New.
10191 (__mips16_call_stub_sc_6): New.
10192 (__mips16_call_stub_sc_9): New.
10193 (__mips16_call_stub_sc_10): New.
10194 (__mips16_call_stub_dc_0): New.
10195 (__mips16_call_stub_dc_1): New.
10196 (__mips16_call_stub_dc_5): New.
10197 (__mips16_call_stub_dc_2): New.
10198 (__mips16_call_stub_dc_6): New.
10199 (__mips16_call_stub_dc_9): New.
10200 (__mips16_call_stub_dc_10): New.
10202 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
10203 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
10204 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
10206 2007-05-23 Ian Lance Taylor <iant@google.com>
10208 * doc/invoke.texi (Invoking GCC): Document that the order of the
10211 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
10214 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
10215 * config/score/predicate.md (const_pow2, const_npow2): Remove.
10216 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
10220 * config/score/score.c (score_print_operand): Make sure that only
10221 lower bits are used.
10223 2007-05-22 Ian Lance Taylor <iant@google.com>
10225 * tree-vrp.c (avoid_overflow_infinity): New static function,
10226 broken out of set_value_range_to_value.
10227 (set_value_range_to_value): Call avoid_overflow_infinity.
10228 (extract_range_from_assert): Likewise.
10230 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10232 PR middle-end/31095
10233 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
10234 change the type before looking for a COMPOUND_EXPR.
10236 2007-05-22 Ian Lance Taylor <iant@google.com>
10238 * lower-subreg.c (decompose_multiword_subregs): If we change an
10239 insn, call remove_retval_note on it.
10241 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10243 * regs.h (end_hard_regno): New function.
10244 (END_HARD_REGNO, END_REGNO): New macros.
10245 (add_to_hard_reg_set): New function.
10246 (remove_from_hard_reg_set): Likewise.
10247 (in_hard_reg_set_p): Likewise.
10248 (overlaps_hard_reg_set_p): Likewise.
10249 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
10250 (note_btr_set): Use END_HARD_REGNO.
10251 * caller-save.c (setup_save_areas): Use end_hard_regno.
10252 (mark_set_regs): Use END_HARD_REGNO.
10253 (add_stored_regs): Use end_hard_regno.
10254 (mark_referenced_regs): Use add_to_hard_reg_set.
10255 * combine.c (update_table_tick): Use END_REGNO.
10256 (record_value_for_reg): Likewise.
10257 (record_dead_and_set_regs): Likewise.
10258 (get_last_value_validate): Likewise.
10259 (use_crosses_set_p): Likewise.
10260 (reg_dead_at_p_1): Likewise.
10261 (reg_dead_at_p): Likewise.
10262 (mark_used_regs_combine): Use add_to_hard_reg_set.
10263 (move_deaths): Use END_HARD_REGNO.
10264 (reg_bitfield_target_p): Use end_hard_regno.
10265 (distribute_notes): Use END_HARD_REGNO.
10266 * cse.c (mention_regs): Use END_REGNO.
10267 (insert): Use add_to_hard_reg_set.
10268 (invalidate): Use END_HARD_REGNO.
10269 (invalidate_for_call): Likewise.
10270 (exp_equiv_p): Use END_REGNO.
10271 (cse_insn): Likewise.
10272 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
10273 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
10274 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
10275 * function.c (keep_stack_depressed): Use end_hard_regno.
10276 * global.c (global_alloc): Use end_hard_regno.
10277 (global_conflicts): Use add_to_hard_reg_set instead of
10279 (find_reg): Likewise.
10280 (mark_reg_store): Likewise.
10281 (mark_reg_conflicts): Likewise.
10282 (mark_reg_death): Use remove_from_hard_reg_set.
10283 (mark_reg_live_nc): Delete.
10284 (set_preference): Use end_hard_regno.
10285 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
10286 remove_from_hard_reg_set.
10287 (post_mark_life): Use add_to_hard_reg_set.
10288 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
10289 (reg_becomes_live): Use add_to_hard_reg_set.
10290 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
10291 (peep2_find_free_register): Use add_to_hard_reg_set.
10292 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
10293 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
10294 * regrename.c (note_sets): Use add_to_hard_reg_set.
10295 (clear_dead_regs): Use remove_from_hard_reg_set.
10296 (regrename_optimize): Use add_to_hard_reg_set.
10297 (find_oldest_value_reg): Use in_hard_reg_set_p.
10298 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
10299 (hard_reg_set_here_p): Use end_hard_regno.
10300 (decompose): Likewise.
10301 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
10302 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
10303 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
10304 (mark_home_live): Use end_hard_regno.
10305 (spill_hard_reg): Likewise.
10306 (clear_reload_reg_in_use): Likewise.
10307 * reorg.c (delete_prior_computation): Use END_REGNO.
10308 * resource.c (update_live_status): Use END_HARD_REGNO.
10309 (mark_referenced_resources): Use add_to_hard_reg_set.
10310 (mark_set_resources): Likewise.
10311 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
10312 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
10313 (reg_overlap_mentioned_p): Likewise.
10314 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
10315 (covers_regno_no_parallel_p): Use END_REGNO.
10316 (find_regno_note): Likewise.
10317 (find_reg_fusage): Use END_HARD_REGNO.
10318 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
10319 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
10321 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10323 * mode-switching.c (reg_dies): Change type of second argument to
10325 (optimize_mode_switching): Update accordingly.
10327 2007-05-22 Richard Sandiford <richard@codesourcery.com>
10329 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
10331 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
10332 (hard_reg_set_empty_p): ...these new functions.
10333 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
10334 GO_IF_HARD_REG_SUBSET.
10335 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
10336 instead of GO_IF_HARD_REG_EQUAL.
10337 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
10338 instead of GO_IF_HARD_REG_EQUAL.
10339 * global.c (find_reg): Use hard_reg_set_empty_p instead of
10340 GO_IF_HARD_REG_SUBSET.
10341 (modify_reg_pav): Use hard_reg_set_empty_p instead of
10342 GO_IF_HARD_REG_EQUAL.
10343 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
10344 of GO_IF_HARD_REG_SUBSET.
10345 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
10346 instead of GO_IF_HARD_REG_EQUAL.
10347 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
10348 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
10349 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
10350 of GO_IF_HARD_REG_SUBSET,
10351 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
10352 GO_IF_HARD_REG_SUBSET.
10353 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
10354 instead of GO_IF_HARD_REG_EQUAL.
10355 * config/sh/sh.c (push_regs, calc_live_regs): Use
10356 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
10357 (hard_regs_intersect_p): Delete.
10359 2007-05-22 Janis Johnson <janis187@us.ibm.com>
10361 * doc/sourcebuild.texi (Test Directives) Add dg-message.
10363 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
10364 Richard Henderson <rth@redhat.com>
10366 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
10368 (x86_64-*-*): Likewise.
10370 * i386/i386-modes.def (V2QI): New.
10372 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
10374 (override_options): Support SSE4.1.
10375 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
10376 (IX86_BUILTIN_BLENDPS): Likewise.
10377 (IX86_BUILTIN_BLENDVPD): Likewise.
10378 (IX86_BUILTIN_BLENDVPS): Likewise.
10379 (IX86_BUILTIN_PBLENDVB128): Likewise.
10380 (IX86_BUILTIN_PBLENDW128): Likewise.
10381 (IX86_BUILTIN_DPPD): Likewise.
10382 (IX86_BUILTIN_DPPS): Likewise.
10383 (IX86_BUILTIN_INSERTPS128): Likewise.
10384 (IX86_BUILTIN_MOVNTDQA): Likewise.
10385 (IX86_BUILTIN_MPSADBW128): Likewise.
10386 (IX86_BUILTIN_PACKUSDW128): Likewise.
10387 (IX86_BUILTIN_PCMPEQQ): Likewise.
10388 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
10389 (IX86_BUILTIN_PMAXSB128): Likewise.
10390 (IX86_BUILTIN_PMAXSD128): Likewise.
10391 (IX86_BUILTIN_PMAXUD128): Likewise.
10392 (IX86_BUILTIN_PMAXUW128): Likewise.
10393 (IX86_BUILTIN_PMINSB128): Likewise.
10394 (IX86_BUILTIN_PMINSD128): Likewise.
10395 (IX86_BUILTIN_PMINUD128): Likewise.
10396 (IX86_BUILTIN_PMINUW128): Likewise.
10397 (IX86_BUILTIN_PMOVSXBW128): Likewise.
10398 (IX86_BUILTIN_PMOVSXBD128): Likewise.
10399 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
10400 (IX86_BUILTIN_PMOVSXWD128): Likewise.
10401 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
10402 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
10403 (IX86_BUILTIN_PMOVZXBW128): Likewise.
10404 (IX86_BUILTIN_PMOVZXBD128): Likewise.
10405 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
10406 (IX86_BUILTIN_PMOVZXWD128): Likewise.
10407 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
10408 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
10409 (IX86_BUILTIN_PMULDQ128): Likewise.
10410 (IX86_BUILTIN_PMULLD128): Likewise.
10411 (IX86_BUILTIN_ROUNDPD): Likewise.
10412 (IX86_BUILTIN_ROUNDPS): Likewise.
10413 (IX86_BUILTIN_ROUNDSD): Likewise.
10414 (IX86_BUILTIN_ROUNDSS): Likewise.
10415 (IX86_BUILTIN_PTESTZ): Likewise.
10416 (IX86_BUILTIN_PTESTC): Likewise.
10417 (IX86_BUILTIN_PTESTNZC): Likewise.
10418 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
10419 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
10420 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
10421 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
10422 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
10423 (bdesc_ptest): New.
10424 (bdesc_sse_3arg): Likewise.
10425 (bdesc_2arg): Likewise.
10426 (bdesc_1arg): Likewise.
10427 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
10429 (ix86_expand_sse_4_operands_builtin): New.
10430 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
10431 smaller than 8 bits as the 2nd arg.
10432 (ix86_expand_sse_ptest): New.
10433 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
10434 (ix86_expand_vector_set): Support SSE4.1.
10435 (ix86_expand_vector_extract): Likewise.
10437 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10438 __SSE4_1__ for -msse4.1.
10440 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
10441 (UNSPEC_INSERTPS): Likewise.
10442 (UNSPEC_DP): Likewise.
10443 (UNSPEC_MOVNTDQA): Likewise.
10444 (UNSPEC_MPSADBW): Likewise.
10445 (UNSPEC_PHMINPOSUW): Likewise.
10446 (UNSPEC_PTEST): Likewise.
10447 (UNSPEC_ROUNDP): Likewise.
10448 (UNSPEC_ROUNDS): Likewise.
10450 * config/i386/i386.opt (msse4.1): New for SSE4.1.
10452 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
10453 (const_pow2_1_to_32768_operand): Likewise.
10455 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
10458 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
10460 (sse4_1_insertps): Likewise.
10461 (*sse4_1_extractps): Likewise.
10462 (sse4_1_ptest): Likewise.
10463 (sse4_1_mulv2siv2di3): Likewise.
10464 (*sse4_1_mulv4si3): Likewise.
10465 (*sse4_1_smax<mode>3): Likewise.
10466 (*sse4_1_umax<mode>3): Likewise.
10467 (*sse4_1_smin<mode>3): Likewise.
10468 (*sse4_1_umin<mode>3): Likewise.
10469 (sse4_1_eqv2di3): Likewise.
10470 (*sse4_1_pinsrb): Likewise.
10471 (*sse4_1_pinsrd): Likewise.
10472 (*sse4_1_pinsrq): Likewise.
10473 (*sse4_1_pextrb): Likewise.
10474 (*sse4_1_pextrb_memory): Likewise.
10475 (*sse4_1_pextrw_memory): Likewise.
10476 (*sse4_1_pextrq): Likewise.
10477 (sse4_1_blendpd): Likewise.
10478 (sse4_1_blendps): Likewise.
10479 (sse4_1_blendvpd): Likewise.
10480 (sse4_1_blendvps): Likewise.
10481 (sse4_1_dppd): Likewise.
10482 (sse4_1_dpps): Likewise.
10483 (sse4_1_movntdqa): Likewise.
10484 (sse4_1_mpsadbw): Likewise.
10485 (sse4_1_packusdw): Likewise.
10486 (sse4_1_pblendvb): Likewise.
10487 (sse4_1_pblendw): Likewise.
10488 (sse4_1_phminposuw): Likewise.
10489 (sse4_1_extendv8qiv8hi2): Likewise.
10490 (*sse4_1_extendv8qiv8hi2): Likewise.
10491 (sse4_1_extendv4qiv4si2): Likewise.
10492 (*sse4_1_extendv4qiv4si2): Likewise.
10493 (sse4_1_extendv2qiv2di2): Likewise.
10494 (*sse4_1_extendv2qiv2di2): Likewise.
10495 (sse4_1_extendv4hiv4si2): Likewise.
10496 (*sse4_1_extendv4hiv4si2): Likewise.
10497 (sse4_1_extendv2hiv2di2): Likewise.
10498 (*sse4_1_extendv2hiv2di2): Likewise.
10499 (sse4_1_extendv2siv2di2): Likewise.
10500 (*sse4_1_extendv2siv2di2): Likewise.
10501 (sse4_1_zero_extendv8qiv8hi2): Likewise.
10502 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
10503 (sse4_1_zero_extendv4qiv4si2): Likewise.
10504 (*sse4_1_zero_extendv4qiv4si2): Likewise.
10505 (sse4_1_zero_extendv2qiv2di2): Likewise.
10506 (*sse4_1_zero_extendv2qiv2di2): Likewise.
10507 (sse4_1_zero_extendv4hiv4si2): Likewise.
10508 (*sse4_1_zero_extendv4hiv4si2): Likewise.
10509 (sse4_1_zero_extendv2hiv2di2): Likewise.
10510 (*sse4_1_zero_extendv2hiv2di2): Likewise.
10511 (sse4_1_zero_extendv2siv2di2): Likewise.
10512 (*sse4_1_zero_extendv2siv2di2): Likewise.
10513 (sse4_1_roundpd): Likewise.
10514 (sse4_1_roundps): Likewise.
10515 (sse4_1_roundsd): Likewise.
10516 (sse4_1_roundss): Likewise.
10517 (mulv4si3): Don't expand for SSE4.1.
10518 (smax<mode>3): Likewise.
10519 (umaxv4si3): Likewise.
10520 (uminv16qi3): Likewise.
10521 (umin<mode>3): Likewise.
10522 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
10524 * doc/extend.texi: Document SSE4.1 built-in functions.
10526 * doc/invoke.texi: Document -msse4.1.
10528 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
10530 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
10531 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
10532 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
10533 (ASM_SPEC): Add asm_pcrel_spec.
10534 (EXTRA_SPECS): Add asm_pcrel_spec.
10536 2007-05-21 David Daney <ddaney@avtrex.com>
10538 * doc/install.texi (Building a cross compiler): Add requirements
10539 for Java cross compiler.
10541 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10543 PR middle-end/31995
10544 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
10545 Add loopno argument. Use evolution_function_is_invariant_rec_p
10546 instead of evolution_function_is_constant_p.
10547 Update calls to evolution_function_is_affine_multivariate_p.
10548 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
10549 Add loopno argument.
10550 * tree-scalar-evolution.c (gather_chrec_stats): Call
10551 evolution_function_is_affine_multivariate_p with a loop
10553 * tree-data-ref.c (analyze_miv_subscript): Likewise.
10554 (analyze_overlapping_iterations): Likewise.
10555 (access_functions_are_affine_or_constant_p): Likewise.
10556 (build_classic_dist_vector_1): If the access functions
10557 are equal, don't do anything.
10559 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
10560 Paolo Carlini <pcarlini@suse.de>
10561 Uros Bizjak <ubizjak@gmail.com>
10563 * c-cppbuiltin.c (c_cpp_builtins): Define
10564 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
10565 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
10566 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
10567 * doc/cpp.texi ([Standard Predefined Macros]): Document.
10569 2007-05-21 Mike Stump <mrs@apple.com>
10571 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
10573 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10575 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
10577 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
10578 implementation if __OPTIMIZE__ is not defined.
10579 (_mm_alignr_pi8): Ditto.
10580 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10581 (_mm_inserti_si64): Ditto.
10582 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10583 (_mm_slli_epi16): Ditto.
10584 (_mm_slli_epi32): Ditto.
10585 (_mm_slli_epi64): Ditto.
10586 (_mm_srai_epi16): Ditto.
10587 (_mm_srai_epi32): Ditto.
10588 (_mm_srli_si128): Ditto.
10589 (_mm_slli_si128): Ditto.
10590 (_mm_srli_epi16): Ditto.
10591 (_mm_srli_epi32): Ditto.
10592 (_mm_srli_epi64): Ditto.
10593 (_mm_extract_epi16): Ditto.
10594 (_mm_insert_epi16): Ditto.
10595 (_mm_shufflehi_epi16): Ditto.
10596 (_mm_shufflelo_epi16): Ditto.
10597 (_mm_shuffle_epi32): Ditto.
10598 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
10599 (_m_pextrw): Ditto.
10600 (_mm_insert_pi16): Ditto.
10601 (_m_pinsrw): Ditto.
10602 (_mm_shuffle_pi16): Ditto.
10603 (_m_pshufw): Ditto.
10604 (_mm_shufle_ps): Ditto.
10605 (_mm_prefetch): Ditto.
10607 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
10609 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
10610 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
10611 * real.c (encode_i370_single, decode_i370_single,
10612 encode_i370_double, decode_i370_double): Functions removed.
10613 (i370_single_format, i370_double_format): Initializations removed.
10614 (real_maxval, round_for_format, exact_real_truncate, significand_size):
10615 Consider the log2_b field to always be one.
10616 (ieee_single_format, mips_single_format, coldfire_single_format,
10617 ieee_double_format, mips_double_format, coldfire_double_format,
10618 ieee_extended_motorola_format, ieee_extended_intel_96_format,
10619 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
10620 ibm_extended_format, mips_extended_format, ieee_quad_format,
10621 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
10622 decimal_single_format, decimal_double_format, decimal_quad_format,
10623 c4x_single_format, c4x_extended_format, real_internal_format): Remove
10624 initialization of log2_b.
10625 * real.h (i370_single_format, i370_double_format): Declarations
10627 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
10628 field to always be one.
10630 2007-05-21 Andreas Schwab <schwab@suse.de>
10632 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
10633 NOTE_INSN_BASIC_BLOCK_P.
10634 (process_for_unwind_directive): Likewise.
10636 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
10638 * builtins.c (expand_builtin_setjmp_setup): Update comment.
10639 * function.h (struct function): Move va_list_gpr_size,
10640 va_list_fpr_size, function_frequency to front of bitfields. Add
10642 (current_function_calls_unwind_init): New.
10643 * except.c (expand_builtin_unwind_init): Set
10644 current_function_calls_unwind_init not
10645 current_function_has_nonlocal_label.
10646 * reload1.c (has_nonexceptional_receiver): New.
10647 (reload): Use it and current_function_calls_unwind_init to
10648 determine whether call-saved regs must be saved.
10650 2007-05-20 Jan Hubicka <jh@suse.cz>
10652 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
10653 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10654 * ddg.c (create_ddg): LIkewise.
10655 * final.c (final): Remove hunk moving line number notes around since
10656 they are no longer present at this stage.
10657 (final_scan_insn): Use NOTE_KIND instead of
10658 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10659 (output_asm_label): Likewise.
10660 * reorg.c (dbr_schedule): Likewise.
10661 * haifa-sched.c (unlink_other_notes): Likewise.
10662 * mode-switching.c (optimize_mode_switching): Likewise.
10663 * graph.c (start_bb): Likewise.
10664 * rtl.def (NOTE): Update description.
10665 * jump.c (squeeze_notes): Delete.
10666 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
10667 NOTE_INSN_BASIC_BLOCK_P when possible.
10668 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
10669 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
10670 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10671 (dwarf2out_var_location): Likewise.
10672 * cfgbuild.c (make_edges): Likewise.
10673 (find_basic_blocks_1): Likewise.
10674 * function.c (reorder_blocks_1): Likewise.
10675 (epilogue_done): Likewise.
10676 (reposition_prologue_and_epilogue_notes): Likewise.
10677 * print-rtl.c (print_rtx): Likewise; drop code for printing
10679 (print_rtl): Likewise.
10680 (print_rtl_single): Likewise.
10681 * gcse.c (insert_insn_start_bb): Likewise.
10682 * alias.c (init_alias_analysis): Likewise.
10683 * calls.c (fixup_tail_calls): Likewise.
10684 * except.c (sjlj_emit_function_enter): Likewise.
10685 * emit-rtl.c (add_insn_after): Likeiwse.
10686 (emit_label_before): Likewise.
10687 (emit_label_after): Likewise.
10688 (emit_note_before, emit_note_after, emit_note): Update
10689 parameter to be enum insn_note; do not deal with source
10691 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
10692 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
10694 (merge_blocks_move_successor_nojumps): Simplify now when
10695 we don't have BLOCK notes.
10696 (try_optimize_cfg): Likewise.
10697 * cfglayout.c (skip_insns_after_block): Likewise.
10698 (record_effective_endpoints): Likewise.
10699 (duplicate_insn_chain): Likewise.
10700 * varasm.c (output_constant_pool_1): Likewise.
10701 * sched-deps.c (sched_analyze): Likewise.
10702 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
10704 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
10705 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
10706 (SET_INSN_DELETED): Simplify.
10707 (NOTE_LINE_NUMBER): Exterminate.
10708 (NOTE_LINE_KIND): New.
10709 (NOTE_INSN_BASIC_BLOCK_P): Update.
10710 (enum insn_note): Simplify.
10711 (GET_NOTE_INSN_NAME) Simplify.
10712 (emit_note_before, emit_note_after, emit_note): Update prototype.
10713 (squeeze_notes): Remove.
10714 * sched-int.h (NOTE_NOT_BB_P): Update.
10715 * resource.c (mark_target_live_regs): Update.
10716 * sched-rgn.c (debug_dependencies): Update.
10717 * sched-vis.c (print_insn): Update.
10718 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
10719 * config/i386/i386.c (ix86_output_function_epilogue): Update.
10720 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
10721 (TARGET_ADJUST_UNROLL_MAX): Likewise.
10722 (split_branches): Update.
10723 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
10725 (sh_adjust_unroll_max): Exterminate.
10726 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
10727 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
10728 (m68hc11_reorg): Likewise.
10729 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
10730 (emit_predicate_relation_info): Update.
10731 (process_for_unwind_directive): Update.
10732 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
10733 (output_call): Update.
10734 * config/pa/pa.c (output_lbranch): Update.
10735 (output_millicode_call): Update.
10736 (output_call): Update.
10737 (pa_combine_instructions): Update.
10738 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
10739 * config/bfin/bfin.c (gen_one_bundle): Update.
10740 * cfgrtl.c (can_delete_note_p): Update.
10741 (delete_insn): Update.
10742 (rtl_merge_blocks): Update.
10743 (commit_one_edge_insertion): Update.
10744 (rtl_verify_flow_info): Update.
10745 * stmt.c (expand_case): Do not call squeeze_notes.
10747 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10754 * c.opt (Wtype-limits): New.
10755 * doc/invoke.texi (Wtype-limits): Document it.
10756 (Wextra): Enabled by -Wextra.
10757 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10758 * c-common.c (shorten_compare): Warn with Wtype-limits.
10760 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10762 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
10763 inlined function, not as a macro.
10764 (_mm_alignr_pi8): Ditto.
10765 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10766 (_mm_inserti_si64): Ditto.
10767 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10768 (_mm_extract_epi16): Ditto.
10769 (_mm_insert_epi16): Ditto.
10770 (_mm_shufflehi_epi16): Ditto.
10771 (_mm_shufflelo_epi16): Ditto.
10772 (_mm_shuffle_epi32): Ditto.
10773 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
10774 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
10776 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
10778 (_m_to_float): Use C89 compatible assignment.
10780 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
10783 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
10785 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10788 * doc/invoke.texi (Wreturn-type): Complete description.
10789 (Wextra): Delete item about return-type warning.
10790 * c-decl.c: Delete redundant Wextra warning.
10792 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10795 * config/i386/pmmintrin.h: Do not include xmmintrin.h
10796 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
10797 inlined function, not as a macro.
10798 (_mm_prefetch): Ditto.
10799 (_m_pextrw): Ditto.
10800 (_mm_insert_pi16): Ditto.
10801 (_m_pinsrw): Ditto.
10802 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
10803 (_m_pshufw): Ditto. Add const to __N argument.
10804 (_mm_shufle_ps): Ditto. Add const to __mask argument.
10805 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
10806 (_mm_slli_epi32): Ditto.
10807 (_mm_srli_si128): Implement as always inlined function, not as a
10808 macro. Add __inline to function declaration.
10809 (_mm_slli_si128): Ditto.
10811 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
10813 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
10814 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
10816 (struct fenv): New structure.
10817 (FP_HANDLE_EXCEPTIONS): New define.
10818 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
10819 (_FP_DECL_EXP): New define.
10820 (FP_INIT_ROUNDMODE): New define.
10821 (FP_ROUNDMODE): New define.
10823 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10825 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
10826 (Wconversion): Update description.
10827 (Wconversion-sign): New.
10828 * c.opt (Wconversion-sign): New.
10829 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
10830 means disabled for C++. Otherwise, take the status of Wconversion.
10831 * c-common.c (conversion_warning): Warn with either Wconversion or
10833 (warnings_for_convert_and_check): Conditions are already checked by
10834 conversion_warning.
10835 (convert_and_check): Don't check warnings if the conversion failed.
10837 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
10838 Anatoly Sokolov <aesok@dol.ru>
10840 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
10841 avr_epilogue_uses) : Add declaration.
10842 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
10843 * config/avr/constraints.md (R): New constraint.
10844 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
10845 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
10846 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
10847 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
10848 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
10849 call_prologue_saves, epilogue_restores, return_from_epilogue,
10850 return_from_main_epilogue, return_from_interrupt_epilogue,
10851 return_from_naked_epilogue, prologue, epilogue): New patterns.
10852 (jump): Handle symbol reference.
10853 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
10854 avr_output_function_prologue, avr_output_function_epilogue): Remove
10856 (avr_init_machine_status, expand_prologue, expand_epilogue,
10857 avr_asm_function_end_prologue, avr_epilogue_uses,
10858 avr_asm_function_begin_epilogue): New functions.
10859 (prologue_size, epilogue_size, jump_tables_size): Remove global
10861 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
10862 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10863 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10864 (avr_override_options): Initialise init_machine_status.
10865 (output_movhi): Handle all stack pointer loads.
10866 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10867 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10868 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10869 (EPILOGUE_USES) Redefine.
10870 (machine_function) Declare.
10872 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10874 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10875 Use a single return statement.
10877 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10879 PR middle-end/30250
10880 * builtins.c (do_mpfr_lgamma_r): New.
10881 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10882 * tree.h (CASE_FLT_FN_REENT): New.
10884 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10886 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10887 (output_die): Use 'unsigned long' with %x.
10888 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10889 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10890 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10892 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10894 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10899 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10900 true if function has no argument.
10902 2007-05-18 DJ Delorie <dj@redhat.com>
10904 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10905 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10907 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10909 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10910 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10911 count_trailing_zeros.
10912 (__i386__): Implement count_leading_zeros using __builtin_clz().
10913 Implement count_trailing_zeros usign __builtin_ctz().
10915 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10917 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10919 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10921 PR middle-end/31344
10922 * expr.c (emit_move_change_mode): Change mode of push operands here.
10924 2007-05-17 Ian Lance Taylor <iant@google.com>
10926 PR tree-optimization/31953
10927 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10928 Change all callers.
10929 (set_value_range_to_null): Call set_value_range_to_value.
10930 (extract_range_from_comparison): Likewise.
10932 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10934 * toplev.c (print_version): Output GMP/MPFR version info.
10936 * builtins.c (CASE_MATHFN_REENT): New macro.
10937 (mathfn_built_in): Use it.
10938 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10939 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10940 BUILT_IN_LGAMMAL_R): New.
10941 * doc/extend.texi: Document new builtins.
10943 PR middle-end/31796
10944 * builtins.c (do_mpfr_remquo): New.
10945 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10946 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10948 PR middle-end/30251
10949 * builtins.c (fold_builtin_1): Handle y0, y1.
10950 (fold_builtin_2): Handle yn.
10952 PR middle-end/30251
10953 * builtins.c (do_mpfr_bessel_n): New.
10954 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10955 (fold_builtin_2): Handle BUILT_IN_JN.
10957 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10960 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10961 TYPE_PRECISION (intmax_type_node).
10963 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10966 * reload.c (subst_reloads): Remove checking.
10968 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10970 PR rtl-optimization/31691
10971 * combine.c (simplify_set): Build a new src pattern instead of
10972 substituting its operands in the COMPARE case.
10974 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10976 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10977 (execute_vrp): Preserve loops through jump threading.
10978 * tree-ssa-threadupdate.c (thread_single_edge,
10979 dbds_continue_enumeration_p, determine_bb_domination_status,
10980 thread_through_loop_header): New functions.
10981 (create_edge_and_update_destination_phis,
10982 create_edge_and_update_destination_phis): Set loops for the new blocks.
10983 (prune_undesirable_thread_requests): Removed.
10984 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10986 (thread_block): Do not call prune_undesirable_thread_requests.
10988 (mark_threaded_blocks): Select edges to thread here.
10989 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10990 Thread edges through loop headers independently.
10991 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10992 * tree-pass.h (TODO_mark_first_instance): New.
10993 (first_pass_instance): Declare.
10994 * cfghooks.c (duplicate_block): Put the block to the original loop
10995 if copy is not specified.
10996 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10997 jump threading. Pass may_peel_loop_headers to
10998 thread_through_all_blocks according to first_pass_instance.
10999 * cfgloop.h (create_preheader): Declare.
11000 * tree-flow.h (thread_through_all_blocks): Declaration changed.
11001 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
11002 * passes.c (first_pass_instance): New variable.
11003 (next_pass_1): Set TODO_mark_first_instance.
11004 (execute_todo): Set first_pass_instance.
11006 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
11008 PR tree-optimization/24659
11009 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
11010 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
11011 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
11012 OTI_vec_pack_ufix_trunc.
11013 (vec_unpacks_float_hi_optab): Define new macro.
11014 (vec_unpacks_float_lo_optab): Ditto.
11015 (vec_unpacku_float_hi_optab): Ditto.
11016 (vec_unpacku_float_lo_optab): Ditto.
11017 (vec_pack_sfix_trunc_optab): Ditto.
11018 (vec_pack_ufix_trunc_optab): Ditto.
11019 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
11020 and vec_pack_[s|u]fix_trunc_optab using
11021 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
11022 * tree-vectorizer.c (supportable_widening_operation): Handle
11023 FLOAT_EXPR and CONVERT_EXPR. Update comment.
11024 (supportable_narrowing_operation): New function.
11025 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
11026 * tree-vect-transform.c (vectorizable_conversion): Handle
11027 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11028 (vect_gen_widened_results_half): Move before vectorizable_conversion.
11029 (vectorizable_type_demotion): Call supportable_narrowing_operation()
11030 to check for target support.
11031 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
11032 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
11033 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
11034 for VEC_PACK_FIX_TRUNC_EXPR.
11035 (expand_binop): Special case mode of the result for
11036 vec_pack_[u|s]fix_trunc_optab.
11037 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
11038 vec_pack_[u|s]fix_trunc_optab.
11040 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
11041 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
11042 * tree-pretty-print.c (dump_generic_node): Handle
11043 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
11044 VEC_PACK_FIX_TRUNC_EXPR.
11046 * expr.c (expand_expr_real_1): Ditto.
11047 * tree-inline.c (estimate_num_insns_1): Ditto.
11048 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11050 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
11051 (vec_unpacks_float_lo_v8hi): Ditto.
11052 (vec_unpacku_float_hi_v8hi): Ditto.
11053 (vec_unpacku_float_lo_v8hi): Ditto.
11054 (vec_unpacks_float_hi_v4si): Ditto.
11055 (vec_unpacks_float_lo_v4si): Ditto.
11056 (vec_pack_sfix_trunc_v2df): Ditto.
11058 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
11060 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
11061 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
11062 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
11063 [vec_pack_ufix_trunc]: Ditto.
11064 [vec_unpacks_float_hi]: Ditto.
11065 [vec_unpacks_float_lo]: Ditto.
11066 [vec_unpacku_float_hi]: Ditto.
11067 [vec_unpacku_float_lo]: Ditto.
11069 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
11071 * soft-fp/README: Update for new files.
11072 * soft-fp/floattisf.c: New file.
11073 * soft-fp/floattidf.c: New file.
11074 * soft-fp/floattitf.c: New file.
11075 * soft-fp/floatuntisf.c: New file.
11076 * soft-fp/floatuntidf.c: New file.
11077 * soft-fp/floatuntitf.c: New file.
11078 * soft-fp/fixsfti.c: New file.
11079 * soft-fp/fixdfti.c: New file.
11080 * soft-fp/fixtfti.c: New file.
11081 * soft-fp/fixunssfti.c: New file.
11082 * soft-fp/fixunsdfti.c: New file.
11083 * soft-fp/fixunstfti.c: New file.
11084 * soft-fp/extendxftf.c: New file.
11085 * soft-fp/trunctfxf.c: New file.
11087 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
11088 (__trunctfxf2): Ditto.
11090 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
11091 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
11092 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
11093 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
11094 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
11095 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
11097 * config/i386/t-fprules-softfp64: New file.
11098 * config/i386/sfp-machine.h: New file.
11099 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
11100 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
11101 and soft-fp/t-softfp to tmake_file.
11102 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
11103 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
11105 * config/i386/t-linux64 (softfp_wrap_start): New.
11106 (softfp_wrap_end): New.
11107 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
11108 supported for TARGET_64BIT.
11110 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11112 * c-common.c (c_common_signed_or_unsigned_type): Emulate
11113 c_common_unsigned_type behavior.
11115 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
11117 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
11120 2007-05-16 Eric Christopher <echristo@apple.com>
11122 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
11123 saving after stack push. Set sp_offset whenever we push.
11124 (rs6000_emit_epilogue): Move altivec register restore before
11127 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11129 * configure.ac: Allow sysroots to be relocated under $prefix as
11130 well as $exec_prefix.
11131 * configure: Regenerate.
11133 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11137 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11139 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11140 (gcc_tooldir): Likewise.
11141 * configure: Regenerate.
11142 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11143 old configure.ac gcc_tooldir setting.
11144 (prefix_to_exec_prefix): New variable.
11145 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11146 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11148 2007-05-14 Janis Johnson <janis187@us.ibm.com>
11150 * c-typeck.c (build_binary_op): Return early for error.
11152 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
11154 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
11155 struct nb_iter_bound.
11156 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
11157 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
11158 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
11159 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
11160 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
11161 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
11162 (del_scev_info): Use ggc_free.
11163 (scev_initialize): Allocate scalar_evolution_info in gc memory.
11164 * loop-init.c: Include ggc.h.
11165 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
11166 (loop_optimizer_finalize): Use ggc_free.
11167 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
11168 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
11169 pass_iv_optimize): Add TODO_ggc_collect.
11170 * function.h (struct function): Remove skip marker from
11172 * cfgloop.c: Include ggc.h.
11173 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
11175 (establish_preds): Vector superloops is gc allocated.
11176 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
11178 (flow_loops_find): Vector larray is gc allocated.
11179 (loop_exit_free): Use ggc_free.
11180 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
11181 that head of exits list is now not a part of struct loop.
11182 (record_loop_exits): Allocate exits table in gc memory.
11183 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
11184 that head of exits list is now not a part of struct loop.
11185 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
11186 struct loop_exit): Add GTY marker.
11187 (struct loop): Add GTY marker. Make superloops vector gc allocated.
11188 Add skip marker to aux field. Make head of exits list a separate
11190 (struct loops): Add GTY marker. Make larray vector gc allocated.
11191 Add param marker to exits table.
11192 (get_loops): Type changed.
11193 * Makefile.in (tree-scalar-evolution.o): Add
11194 gt-tree-scalar-evolution.h dependency.
11195 (cfgloop.o, loop-init.o): Add ggc.h dependency.
11196 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
11197 * basic-block.h (struct basic_block_def): Remove skip marker from
11200 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
11202 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
11203 of 0 in the call to expand_expr().
11204 (expand_builtin_mathfn_3): Ditto.
11205 (expand_builtin_interclass_mathfn): Ditto.
11206 (expand_builtin_cexpi): Ditto.
11207 (expand_builtin_int_roundingfn): Ditto.
11208 (expand_builtin_int_roundingfn_2): Ditto.
11209 (expand_builtin_pow): Ditto.
11210 (expand_builtin_powi): Ditto.
11211 (expand_builtin_bswap): Ditto.
11212 (expand_builtin_unop): Ditto.
11213 (expand_builtin_fabs): Ditto.
11214 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
11215 the call to expand_expr().
11216 (expand_builtin_sync_operation): Ditto.
11217 (expand_builtin_compare_and_swap): Ditto.
11218 (expand_builtin_lock_test_and_set): Ditto.
11219 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
11220 instead of 0 in the call to expand_expr().
11221 (expand_builtin_extract_return_addr): Ditto.
11222 (expand_builtin_eh_return): Ditto.
11223 (expand_eh_return): Ditto.
11224 * explow.c (expr_size): Ditto.
11225 * expr.c (optimize_bitfield_assignment_op): Ditto.
11226 (expand_assignement): Ditto.
11227 (store_expr): Ditto.
11228 (store_field): Ditto.
11229 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
11230 the call to expand_expr().
11231 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
11232 in the call to expand_expr().
11233 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
11234 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
11235 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
11237 * optabs.c (expand_vec_shift_expr): Ditto.
11238 (expand_vec_cond_expr): Ditto.
11239 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
11240 call to expand_expr().
11241 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
11242 in the call to expand_expr().
11244 2007-05-14 Dave Korn <dave.korn@artimi.com>
11246 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
11248 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
11250 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
11251 instead of c_common_unsigned_type.
11252 (c_common_unsigned_type): Remove.
11253 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
11254 c_common_unsigned_type.
11255 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
11256 c_common_unsigned_type.
11257 * c-common.h (c_common_unsigned_type): Remove.
11258 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
11259 c_common_unsigned_type.
11260 * c-format.c (check_format_types): Use unsigned_type_for instead of
11261 c_common_unsigned_type.
11262 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11263 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
11264 of c_common_unsigned_type.
11265 * convert.c (convert_to_integer): Use unsigned_type_for instead of
11266 lang_hooks.types.unsigned_type.
11267 * expmed.c (make_tree): Use unsigned_type_for instead of
11268 lang_hooks.types.unsigned_type.
11269 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
11270 lang_hooks.types.unsigned_type.
11271 (build_range_check): Likewise.
11272 (fold_unary): Likewise.
11273 (fold_binary): Likewise.
11274 (fold_ternary): Likewise.
11275 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11276 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
11277 * tree.c (get_unsigned_type): New.
11278 (unsigned_type_for): Use get_unsigned_type instead of
11279 lang_hooks.types.unsigned_type.
11281 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
11283 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
11284 to m68k_get_function_kind. Update its prototype.
11285 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
11287 (m68k_interrupt_function_p): Return enum m68k_function_type
11288 instead of bool. Rename to m68k_get_function_kind.
11289 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
11290 target is not fido.
11291 (m68k_compute_frame_layout): Don't mark any register for save
11292 if an interrupt_thread attribute is specified.
11293 (m68k_hard_regno_rename_ok): Update a use of
11294 m68k_interrupt_function_p.
11295 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
11296 m68k_interrupt_function_p.
11297 (m68k_function_type): New.
11298 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
11299 for a function with an interrupt_thread attribute.
11300 * doc/extend.texi: Document the interrupt_thread attribute.
11302 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
11304 Fix PR tree-optimization/31911
11305 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
11306 if they didn't change the expression.
11308 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
11310 * tree-scalar-evolution.c (resolve_mixers): Exported.
11311 * tree-scalar-evolution.h (resolve_mixers): Declare.
11312 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
11313 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
11314 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
11315 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
11316 init_array_ref, init_pointer_ref, analyze_indirect_ref,
11317 strip_conversion, analyze_offset_expr, address_analysis,
11318 object_analysis, analyze_offset): Removed.
11319 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
11320 split_constant_offset, canonicalize_base_object_address,
11321 object_address_invariant_in_loop_p, disjoint_objects_p,
11322 dr_may_alias_p, dr_address_invariant_p): New functions.
11323 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
11324 and dr_analyze_alias.
11325 (initialize_data_dependence_relation): Use dr_may_alias_p
11326 and object_address_invariant_in_loop_p.
11327 (compute_self_dependence): Handle the case when
11328 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
11329 (find_data_references_in_stmt): Restrict the analysis of data
11330 references to the given loop nest.
11331 (find_data_references_in_loop): Made static. Pass loop nest to
11332 find_data_references_in_stmt.
11333 (compute_data_dependences_for_loop): Use DR_VOPS.
11334 (free_data_ref): Free DR_VOPS.
11335 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
11336 (struct innermost_loop_behavior): ... new.
11337 (struct base_object_info): Replaced by ...
11338 (struct indices): ... new.
11339 (struct dr_alias): New.
11340 (enum data_ref_type): Removed.
11341 (struct data_reference): Consist of struct innermost_loop_behavior,
11342 struct indices and struct dr_alias.
11343 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
11344 (DR_MEMTAG): Renamed to ...
11345 (DR_SYMBOL_TAG): ... this.
11346 (find_data_references_in_loop): Declaration removed.
11347 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
11348 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
11349 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
11350 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
11352 2007-05-13 Revital Eres <eres@il.ibm.com>
11354 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
11355 which walks virtual def-use chains to find redundant stores.
11356 (dse_optimize_stmt): Call it.
11358 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11360 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
11361 * passes.c (init_optimization_passes): Move pass_jump_bypass
11364 * basic-block.h (bb_has_eh_pred): Fix style issue.
11366 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11368 PR rtl-optimization/31848
11369 * loop-invariant.c (move_invariant_reg): If we move an insn
11370 with a REG_EQUAL note, and that insn is not always executed,
11371 remove the REG_EQUAL note.
11373 2007-05-12 Richard Guenther <rguenther@suse.de>
11375 PR tree-optimization/31797
11376 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
11377 propagate into a stmt that has volatile ops.
11379 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11381 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11382 (gcc_tooldir): Likewise.
11383 * configure: Regenerate.
11384 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11385 old configure.ac gcc_tooldir setting.
11386 (prefix_to_exec_prefix): New variable.
11387 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11388 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11390 2007-05-11 Silvius Rus <rus@google.com>
11392 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
11393 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
11394 * c-common.h (strict_aliasing_warning): Change return type.
11395 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
11396 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
11397 (build_c_cast): Condition call to strict_aliasing_warning.
11398 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
11399 * flags.h (set_Wstrict_aliasing): Declare.
11400 * opts.c (set_Wstrict_alising): Define, add call to.
11401 * tree-flow.h (strict_aliasing_warning_backend): Declare.
11402 * tree-ssa-alias-warnings.c: New file.
11403 * tree-ssa-alias.c (compute_may_aliases): Add call to
11404 strict_aliasing_warning_backend.
11406 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
11408 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11409 Use loop_depth and loop_outer accessor functions.
11410 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
11411 determine_invariantness_stmt, move_computations_stmt): Ditto.
11412 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
11413 add_loop, loopify, unloop, fix_loop_structure): Ditto.
11414 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
11415 * tree-scalar-evolution.c (interpret_loop_phi,
11416 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
11417 instantiate_parameters_1, scev_const_prop): Ditto.
11418 * cfghooks.c (make_forwarder_block): Ditto.
11419 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
11420 * modulo-sched.c (loop_canon_p): Ditto.
11421 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
11422 slpeel_can_duplicate_loop_p): Ditto.
11423 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
11424 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11425 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
11426 cancel_loop, verify_loop_structure): Ditto.
11427 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
11428 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
11429 superloops vector instead of "pred" array.
11430 (establish_preds): Take father loop as an argument. Initialize the
11432 (flow_loop_tree_node_add): Pass father loop to establish_preds.
11433 Do not initialize loop->outer.
11434 (flow_loop_tree_node_remove): Truncate the superloops vector.
11435 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
11436 "pred" merged to "superloops" vector.
11437 (loop_depth, loop_outer): New.
11438 (fel_init): Use loop_outer.
11440 2007-05-11 Jan Hubicka <jh@suse.cz>
11442 * cgraphunit.c: Include gt-cgraphunit.h
11443 (static_ctors, static_dtors): New static vars.
11444 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
11445 based on implementation in c-common.c
11446 (cgraph_finalize_function): Call record_cdtor_fn.
11447 (cgraph_optimize): Call cgraph_build_cdtor_fns.
11448 * decl.c (finish_function): Do not call c_record_cdtor_fn.
11449 (c_write_global_declarations): Do not call c_build_cdtor_fns.
11450 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
11451 build_cdtor, c_build_cdtor_fns): Remove.
11452 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
11453 c_build_cdtor_fns): Remove prototype.
11455 2007-05-11 Paolo Carlini <pcarlini@suse.de>
11458 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
11459 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
11460 * builtins.c (fold_builtin_memchr): New.
11461 (expand_builtin_memchr): Call the latter.
11462 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
11463 * doc/extend.texi ([Other built-in functions provided by GCC]):
11466 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
11468 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
11469 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
11470 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
11471 PFPO_OP1_TYPE_SHIFT): Constants added.
11472 (DFP_ALL): Mode macro defined.
11473 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
11474 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
11475 Insn definitions added.
11476 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
11477 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
11480 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
11482 PR tree-optimization/31885
11483 * tree-chrec.c (chrec_contains_undetermined): Do not consider
11484 NULL_TREE to be undetermined.
11485 (automatically_generated_chrec_p): Return false for NULL.
11487 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11489 * config/bfin/bfin.h (MOVE_RATIO): Define.
11491 2007-05-10 Richard Sandiford <richard@codesourcery.com>
11493 * config.gcc (sparc-wrs-vxworks): New target.
11494 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
11495 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
11496 * config/sparc/sparc.h: Include vxworks-dummy.h.
11497 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
11498 include LABEL_REFs too.
11499 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
11500 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
11502 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
11504 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
11505 (sparc_emit_call_insn): New function.
11506 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
11507 functions when generating VxWorks PIC.
11508 * config/sparc/sparc.md (vxworks_load_got): New pattern.
11509 (call, call_value): Use sparc_emit_call_insn instead of
11512 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11514 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
11516 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11518 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
11519 for floating-point values if HOST_BITS_PER_LONG > 32. Use
11520 split_double instead of operand_subword.
11522 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11524 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
11525 * config/bfin/bfin.c (bfin_local_alignment): New function.
11526 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
11528 2007-05-08 Chao-ying Fu <fu@mips.com>
11530 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
11531 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
11532 (smsub_widen_optab, umsub_widen_optab): Define.
11533 * optabs.c (init_optabs): Initialize smsub_widen_optab and
11535 * genopinit.c (optabs): Fill in smsub_widen_optab and
11537 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
11538 and umsub_widen_optab to implement multiply-subtract sequences.
11539 * config/mips/mips.md (*msac<u>_di): Rename to...
11540 (<u>msubsidi4): ...this. Extend condition to include
11541 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11542 of operand 0 to "ka" and use the three-operand form of msub<u>
11544 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
11547 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11549 PR rtl-optimization/28011
11550 * reload.c (push_reload): Set dont_share if IN appears in OUT
11551 also when IN is a PLUS rtx.
11552 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
11555 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
11557 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
11558 call unshare_all_decls.
11559 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
11560 (unshare_all_decls): Remove.
11562 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
11565 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
11568 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
11569 Nigel Stephens <nigel@mips.com>
11571 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
11572 Update comments and all uses.
11573 (MIN_FPRS_PER_FMT): Define.
11574 * config/mips/mips.c (function_arg): Fix to correctly handle
11575 the -mips32r2 -mfp64 -mabi=32 case.
11576 (override_options): Enable use of odd-numbered registers for
11577 SFmode values on MIPS32.
11578 (mips_save_reg_p): Save whole floating-point register pair if
11579 either half is used.
11580 (compute_frame_size): Fix comment.
11582 2007-05-08 Jie Zhang <jie.zhang@analog.com>
11584 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
11585 argument of type bool.
11586 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
11587 argument. Safely select temporary P register according to it.
11588 (do_link): Change call site of add_to_reg accordingly.
11589 (do_unlink): Add epilogue_p as a fourth argument and pass it
11591 (expand_interrupt_handler_epilogue): Change call of do_unlink
11593 (bfin_expand_prologue): Add a third argument sibcall_p.
11594 * config/bfin/bfin.md (epilogue): Change call of
11595 bfin_expand_epilogue accordingly.
11596 (sibcall_epilogue): Likewise.
11597 (eh_return_internal): Likewise.
11599 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
11600 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
11601 * config/bfin/bfin.c (bfin_handle_option): Handle
11602 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
11603 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
11604 Support bf534, bf536 and bf561.
11605 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
11607 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
11610 * config/i386/i386.c (ix86_function_regparm): Process local
11611 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
11613 2007-05-07 Mike Stump <mrs@apple.com>
11615 * doc/invoke.texi (Warning Options): Document that -Wempty-body
11616 also checks for and while statements in C++.
11618 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
11620 * gcc.c (at_file_supplied): New variable.
11621 (main): Set it if we expanded argv.
11622 (do_spec_1): Pass an @-file to the linker if we were called with
11623 an @-file argument and HAVE_GNU_LD.
11624 * collect2.c (at_file_supplied): New variable.
11625 (response_file): New variable.
11626 (collect_exit): Unlink response_file if necessary.
11627 (handler): Likewise.
11628 (do_wait): Likewise.
11629 (main): Set at_file_supplied if we expanded argv.
11630 (collect_execute): Pass an @-file to subprocesses if we were called
11631 with an @-file argument.
11632 * configure.ac: Add define for HAVE_GNU_LD.
11633 * configure: Regenerate.
11634 * config.in: Regenerate.
11636 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
11638 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
11639 operand to HI mode.
11644 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
11646 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
11647 (TARGET_ENCODE_SECTION_INFO): Re-define.
11648 (m32c_encode_section_info): New
11649 (function_vector_handler): New
11650 (current_function_special_page_vector): New
11651 (m32c_special_page_vector_p): New.
11652 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
11654 * config/m32c/jump.md: Added instruction JSRS for functions
11655 with attribute "function_vector".
11656 * doc/extend.texi (function_vector): Added description
11657 for M16C, M32C targets.
11659 2007-05-07 DJ Delorie <dj@redhat.com>
11662 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
11663 ashrpsi3, lshrpsi3): Update shift count constraint.
11665 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
11666 Nathan Froyd <froydnj@codesourcery.com>
11669 * c-incpath.c (add_path): Strip trailing path separators.
11671 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
11673 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
11674 Free dominance info before purging EH edges.
11675 (eliminate_degenerate_phis): Likewise.
11676 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
11678 2007-05-07 Jan Hubicka <jh@suse.cz>
11680 * gimplify.c (gimplify_expr): Do not crash when folding
11681 (void *)(int)&a + 4.
11683 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11686 * c-opts.c (lang_fortran): Make it non static.
11687 * c-common.h (lang_fortran): New prototype.
11688 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
11689 -lang-fortran option was passed by the driver.
11691 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
11693 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
11694 of ASSERT_CHECKING. Tweak message.
11696 2007-05-06 Revital Eres <eres@il.ibm.com>
11699 * loop-unroll.c (insert_var_expansion_initialization):
11700 Initialize the expansions with -zero instead of +zero.
11702 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
11704 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
11705 into pic and non-pic versions. Mark r19 as used for
11706 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
11707 for tgd_load, tld_load and tie_load .
11708 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
11709 version of tgd_load, tld_load and tie_load depending on the
11712 2007-05-04 Ulrich Drepper <drepper@redhat.com>
11713 Jakub Jelinek <jakub@redhat.com>
11715 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
11716 (__do_global_dtors_aux): Use more paranoid loop to run
11717 destructors if HIDDEN_DTOR_LIST_END.
11718 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
11720 2007-05-04 Jakub Jelinek <jakub@redhat.com>
11722 * varasm.c (align_variable): Don't increase alignment for
11723 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
11724 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
11726 2007-05-04 Josh Conner <jconner@apple.com>
11728 * basic-block.h (cdi_direction): Assign values to all enumeration
11730 (dom_computed): Remove.
11731 (dom_info_state): New.
11732 (set_dom_info_availability): New.
11733 * tree-ssa-loop-im.c (determine_invariantness): Initialize
11734 walk_data.dom_direction.
11735 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
11736 instead of dom_computed[].
11737 (split_edge): Likewise.
11738 (create_basic_block): Likewise.
11739 (merge_blocks): Likewise.
11740 * ifcvt.c (find_if_header): Likewise.
11741 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
11742 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
11743 * tree-ssa.c (verify_ssa): Likewise.
11744 * tree-cfg.c (tree_verify_flow_info): Likewise.
11745 (remove_edge_and_dominated_blocks): Likewise.
11746 * dominance.c (dom_computed): Make static.
11747 (calc_dfs_tree_nonrec): Change third param to a bool.
11748 (calc_dfs_tree): Change second param to a bool.
11749 (calc_idioms): Change second param to a bool. Use
11750 dom_convert_dir_to_idx.
11751 (init_dom_info): Validate dir before using.
11752 (dom_convert_dir_to_idx): New.
11753 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
11754 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
11755 (free_dominance_info): Use dom_convert_dir_to_idx.
11756 (get_immediate_dominator): Likewise.
11757 (set_immediate_dominator): Likewise.
11758 (get_dominated_by): Likewise.
11759 (redirect_immediate_dominators): Likewise.
11760 (nearest_common_denominator): Likewise.
11761 (dominated_by_p): Likewise.
11762 (bb_dom_dfs_in): Likewise.
11763 (bb_dom_dfs_out): Likewise.
11764 (recount_dominator): Likewise.
11765 (iterate_fix_dominators): Likewise.
11766 (add_to_dominance_info): Likewise.
11767 (delete_from_dominance_info): Likewise.
11768 (first_dom_son): Likewise.
11769 (next_dom_son): Likewise.
11770 (dom_info_available_p): Likewise.
11771 (dom_info_state): New.
11772 (set_dom_info_availability): New.
11774 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11776 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
11778 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
11780 2007-05-04 Bob Wilson <bob.wilson@acm.org>
11782 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
11783 (subdi3, subdi_carry): Delete.
11785 2007-05-04 Jan Hubicka <jh@suse.cz>
11786 Richard Guenther <rguenther@suse.de>
11788 * opts.c (decode_options): Do not fiddle with inlining
11789 parameters in case of optimizing for size.
11790 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
11791 for size do nothing.
11792 (cgraph_decide_inlining_of_small_function): When optimizing for
11793 size never inline functions increasing caller size.
11794 (cgraph_early_inlining): Inline for size when optimizing for size.
11796 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
11798 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
11799 logical operations piecewise.
11800 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
11801 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
11802 subdi_sesidi_di): Delete.
11803 (add_with_carry): Produce carry in CC instead of a DREG to shorten
11804 the generated sequence. Allow three-reg add in constraints. Rewrite
11805 the rtl expression for carry to avoid zero_extend of a constant.
11806 (sub_with_carry): New pattern.
11807 (adddi3, subdi3): Change into define_expand. For subtract, generate a
11808 different sequence not involving jumps.
11809 (notbi): Now a named pattern.
11811 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
11813 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
11814 Add the note about a significant loss of accuracy of some
11815 mathematical routines when these options are used.
11817 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11819 * haifa-sched.c (rtx_vec_t): New typedef.
11820 (contributes_to_priority_p): Extract piece of priority () into new
11822 (priority): Use the function. Add assertion.
11823 (rank_for_schedule, set_priorities): Add assertion to check that
11824 insn's priority is initialized.
11825 (clear_priorities, calc_priorities): Change signature. Make it update
11826 all relevant insns. Update all callers ('add_to_speculative_block ()'
11827 and 'create_block_check_twin ()').
11828 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
11829 Add new field 'priority_status'.
11830 (INSN_PRIORITY_STATUS): New macro.
11831 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
11833 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11835 * sched-ebb.c (debug_ebb_dependencies): New static function.
11836 (init_ready_list): Use it.
11838 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
11839 with changed signature and 'debug_rgn_dependencies ()'.
11840 (debug_rgn_dependencies): New static function.
11841 (init_ready_list): Use it.
11843 * sched-int.h (debug_dependencies): Declare.
11845 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11847 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
11849 2007-05-04 Dirk Mueller <dmueller@suse.de>
11851 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
11853 2007-05-03 Jan Hubicka <jh@suse.cz>
11855 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
11856 ((T1)X op (T1)Y), for pointer type in more cases than before.
11858 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
11860 * tree-object-size.c (plus_expr_object_size): When operand size is
11861 unknown, return unknown.
11863 2007-05-03 Dirk Mueller <dmueller@suse.de>
11865 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11867 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11870 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11872 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11874 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11876 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11878 * config/soft-fp/double.h, config/soft-fp/extended.h,
11879 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11880 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11881 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11882 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11885 2007-05-03 Ian Lance Taylor <iant@google.com>
11887 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11888 MASK_PPC_GFXOPT for 8540 or 8548.
11890 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11892 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11893 vect_print_dump_info() to output debug information.
11895 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11898 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11899 operands of size 2 when operand is not MEM_P.
11901 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11903 PR tree-optimization/30565
11904 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11906 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11908 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11909 (umulsi3_highpart): Use them.
11910 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11911 for final accumulator to D regisster tranfser.
11913 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11915 PR tree-optimization/31699
11916 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11918 (vect_enhance_data_refs_alignment): Compute peel amount using
11919 TYPE_VECTOR_SUBPARTS instead of vf.
11920 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11922 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11925 * system.h: Remove inclusion of double-int.h
11926 * tree.h: Include double-int.h
11927 * gengtype.c: Likewise
11928 * cfgloop.h: Likewise
11929 * Makefile.in: Adjust dependencies on double-int.h
11931 2007-05-02 Eric Christopher <echristo@apple.com>
11933 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11934 -shared to -Zdynamiclib.
11936 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11939 * c-common.c (strip_pointer_or_array_types): New function.
11940 * c-common.h (strip_pointer_or_array_types): New function declaration.
11942 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11944 PR tree-optimization/31771
11945 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11947 2007-05-02 Paul Brook <paul@codesourcery.com>
11949 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11951 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11953 PR middle-end/29715
11954 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11957 2007-05-02 Nick Clifton <nickc@redhat.com>
11959 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11961 2007-05-02 Richard Guenther <rguenther@suse.de>
11963 PR tree-optimization/31146
11964 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11965 argument, single_use_p. If we have a single use that is
11966 a conversion to the definition rhs type, propagate that rhs.
11967 (forward_propagate_addr_expr): Pass single_use_p argument
11968 to forward_propagate_addr_expr_1.
11970 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11972 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11975 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11977 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11978 'AMD Family 10 core'.
11980 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11982 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11983 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11984 with SSE3 instruction set support.
11985 * doc/invoke.texi: Likewise.
11987 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11989 * config/i386/i386.c (override_options): Tuning 32-byte loop
11990 alignment for amdfam10 architecture. Increasing the max loop
11991 alignment to 24 bytes.
11993 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11995 * config/m68k/constraints.md: New.
11996 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11997 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11998 EXTRA_CONSTRAINT): Remove.
11999 * config/m68k/m68k.md: Include constraints.md.
12000 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
12002 2007-05-01 Ian Lance Taylor <iant@google.com>
12004 PR tree-optimization/31739
12005 * tree-vrp.c (vrp_val_is_max): New static function.
12006 (vrp_val_is_min): New static function.
12007 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
12009 (set_value_range): Use vrp_val_is_{max,min}.
12010 (extract_range_from_assert): Likewise.
12011 (extract_range_from_binary_expr): Likewise.
12012 (extract_range_from_unary_expr): Likewise.
12013 (dump_value_range, vrp_meet): Likewise.
12014 (vrp_visit_phi_node): Likewise.
12015 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
12017 2007-05-01 Mark Mitchell <mark@codesourcery.com>
12019 * config/i386/gmon-sol2.c (size_t): New type.
12020 (intptr_t): Likewise.
12021 (s_textsize): Declare as size_t.
12023 (monstartup): Use size_t for sizes.
12024 (_mcount): Save and restore registers.
12025 (internal_mcount): Pass 0 as the first argument to monstartup
12027 (moncontrol): Convert pointer to appropriately sized integer
12028 before passing to profil.
12030 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12032 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
12033 __NO_FPRS__, not just if _SOFT_DOUBLE.
12034 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
12035 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
12036 also for E500 double.
12037 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
12038 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
12041 2007-05-01 Richard Guenther <rguenther@suse.de>
12043 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
12046 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12048 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
12050 2007-05-01 Jan Hubicka <jh@suse.cz>
12052 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
12055 2007-05-01 Jan Hubicka <jh@suse.cz>
12057 * tree.h (maybe_fold_offset_to_component_ref): Remove.
12058 (maybe_fold_offset_to_reference): Declare.
12059 * fold-const.c (fold_unary): Do not fold
12060 (type *)&A into &A->field_of_type_and_offset_0
12061 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
12062 size is unknown, give up.
12063 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
12065 (maybe_fold_offset_to_reference): New.
12066 (maybe_fold_stmt_indirect): Use it.
12067 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
12068 * gimplify.c (gimplify_conversion): Canonicalize conversions to
12070 (gimplify_expr): Likewise for plus_expr.
12072 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
12074 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
12075 bsi_after_labels. Always insert statements before bsi.
12076 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
12077 * predict.c (apply_return_prediction): Check for empty blocks.
12078 * cfgexpand.c (lab_rtx_for_bb): New variable.
12079 (label_rtx_for_bb): Do not create new tree labels.
12080 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
12081 (tree_expand_cfg): Initialize lab_rtx_for_bb.
12082 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
12084 (label_for_bb): Add field used.
12085 (update_eh_label, main_block_label): Mark the label used.
12086 (cleanup_dead_labels): Remove unused labels.
12088 2007-05-01 Richard Guenther <rguenther@suse.de>
12090 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
12091 if it is not about to be set.
12092 (get_value_range): Do not pre-allocate equiv bitmap.
12093 (update_value_range): No need to clear equiv field.
12094 (add_equivalence): Change prototype to get bitmap pointer.
12095 Allocate bitmap here if it is not already.
12096 (extract_range_from_assert): Do not allocate bitmap here.
12097 Update callers to add_equivalence.
12098 (extract_range_from_ssa_name): Likewise.
12099 (get_vr_for_comparison): New static helper.
12100 (compare_name_with_value): Handle NULL equiv bitmap by
12101 peeling the first iteration of the comparison loop.
12102 Use get_vr_for_comparison.
12103 (compare_names): Handle NULL equiv bitmaps by using fake
12104 ones. Use get_vr_for_comparison.
12106 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
12108 * double-int.c (mpz_set_double_int): Moved from
12109 tree-ssa-loop-niter.c.
12110 (mpz_get_double_int): Likewise; also, add option to wrap
12111 out-of-range integers.
12112 * double-int.h: New prototypes for above.
12113 * tree.c (get_static_type_bounds): Moved from
12114 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
12115 TYPE_MAX_VALUE if they exist..
12116 * tree.h: New prototype for above.
12117 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
12118 get_type_bounds calls.
12119 (mpz_set_double_int): Move to double-int.c.
12120 (get_type_bounds): Move to tree.c, rename to
12121 get_static_type_bounds.
12122 (mpz_to_double_int): Move to double-int.c, rename to
12123 mpz_get_double_int.
12125 2007-04-30 Bob Wilson <bob.wilson@acm.org>
12127 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
12128 DIV0 exception can fall through to a normal return.
12130 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
12132 PR middle-end/22156
12133 Temporarily revert:
12134 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12135 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12136 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12137 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12138 initialize align to silence bogus warning.
12139 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12140 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12142 (struct sra_walk_fns): Remove use_all parameter from use.
12143 (sra_hash_tree): Handle BIT_FIELD_REFs.
12144 (sra_elt_hash): Don't hash bitfld blocks.
12145 (sra_elt_eq): Skip them in parent compares as well. Handle
12147 (sra_walk_expr): Don't maintain or pass down use_all_p.
12148 (scan_use): Remove use_all parameter.
12149 (scalarize_use): Likewise. Re-expand assignment to
12150 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12151 output, and re-scalarize after output. Don't mark anything
12153 (scalarize_ldst): Adjust.
12154 (scalarize_walk_gimple_modify_statement): Likewise.
12155 (build_element_name_1): Handle BIT_FIELD_REFs.
12156 (instantiate_element): Don't warn for any element whose parent
12157 is used as a whole.
12158 (instantiate_missing_elements_1): Return the sra_elt.
12159 (canon_type_for_field): New.
12160 (try_instantiate_multiple_fields): New.
12161 (instantiate_missing_elemnts): Use them.
12162 (mark_no_warning): Removed.
12163 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12164 (REPLDUP, sra_build_elt_assignment): New.
12165 (generate_copy_inout): Use them.
12166 (generate_element_copy): Likewise. Handle bitfld differences.
12167 (generate_element_zero): Don't recurse for blocks. Use
12168 sra_build_elt_assignment.
12169 (generate_one_element_int): Take elt instead of var. Use
12170 sra_build_elt_assignment.
12171 (generate_element_init_1): Adjust.
12172 (scalarize_use, scalarize_copy): Use REPLDUP.
12173 (scalarize_ldst): Move assert before dereference.
12174 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12176 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12179 * tree.c (reconstruct_complex_type): Reconstruct a reference
12181 Also use the same mode for the pointer as the old pointer type.
12183 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12185 * doc/trouble.texi (Interoperation): Remove note about Ultrix
12188 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
12190 PR rtl-optimization/31676
12191 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
12192 (df_refs_record): Call it.
12194 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12196 * rtl.def (SS_ABS): New code.
12197 * config/bfin/bfin.c (print_operand): New modifier 'v'.
12198 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
12199 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
12200 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
12201 (bfin_init_builtins): Define them.
12202 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
12203 (bfin_expand_builtin): ... and handle the others here.
12204 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
12205 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
12206 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
12207 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
12208 operand is only HImode.
12210 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
12212 * regclass.c (scan_one_insn): Remove splitting of
12215 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
12216 Nigel Stephens <nigel@mips.com>
12218 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
12220 2007-04-28 Jan Hubicka <jh@suse.cz>
12222 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
12223 insn_locators_alloc instead of insn_locators_initialize;
12224 call reset_block_changes.
12225 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12226 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
12227 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
12228 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12229 * config/score/score.c (th_output_mi_thunk): Likewise.
12230 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12231 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
12232 tolerate uninitialized locator info.
12235 * function.c (init_function_start): Don't init line number info.
12236 (expand_function_end): Update.
12237 (reset_block_changes, record_block_change, finalize_block_changes,
12238 check_block_change, free_block_changes): Kill.
12239 * function.h (reset_block_changes, record_block_change,
12240 finalize_block_changes, check_block_change, free_block_changes):
12242 (struct function): Remove ib_boundaries_block.
12243 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12244 Use curr_insn_locator to initialize locator.
12245 (emit_line_note): Remove.
12246 * cfgexpand.c (expand_gimple_cond_expr): Update.
12247 (construct_exit_block): Likewise.
12248 (tree_expand_cfg): Initialize/finalize locators.
12249 * expr.c (expand_expr_real): Update.
12250 * cfglayout.c (line_locators_locs, line_locators_lines,
12251 file_locators_locs, file_locators_files): Remove.
12252 (set_block_levels): Move to cfgexpand.c.
12253 (insn_locators_initialize): Remove.
12254 (pass_insn_locators_initialize): Remove.
12255 (locations_locators_locs, locations_locators_vals): New static vars.
12256 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12258 (insn_locators_alloc, insn_locators_finalize,
12259 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12261 (locator_location): New.
12262 (locator_line, locator_file): Rewrite.
12263 * rtl.h (emit_line_note): Kill.
12264 (insn_locators_alloc, insn_locators_finalize,
12265 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12267 * tree-inline.c (initialize_cfun): Do not initialize
12268 ib_boundaries_block.
12269 * passes.c (pass_insn_locators_initialize): Remove.
12271 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
12273 * tree-cfg.c (move_block_to_fn): Release bb from dominance
12274 info. Update last_basic_block correctly.
12276 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
12279 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
12280 register itself to hold the offset constant. Tell flow the use
12281 of r4 and r5 when they are used.
12283 2007-04-27 Richard Guenther <rguenther@suse.de>
12285 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
12286 if we simplified anything.
12287 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
12288 warnings until we did a simplification and the stmt was not
12289 marked as TREE_NO_WARNING.
12291 2007-04-27 Mike Stump <mrs@apple.com>
12293 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
12295 2007-04-27 Ian Lance Taylor <iant@google.com>
12297 PR middle-end/31710
12298 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
12299 TYPE_MAX_VALUE exist, convert them to the new type.
12301 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12303 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
12304 if it claims to be available.
12305 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
12306 edge is redirected.
12307 (perform_tree_ssa_dce): Always free postdominators.
12309 2007-04-27 Richard Henderson <rth@redhat.com>
12311 * config/alpha/predicates.md (aligned_memory_operand): Mark
12312 as define_special_predicate.
12313 (unaligned_memory_operand, normal_memory_operand): Likewise.
12314 (reg_or_unaligned_mem_operand): Remove.
12315 (any_memory_operand): Match the documentation and check for
12316 non-renumbered pseudos during reload.
12317 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
12318 alpha_secondary_reload_class, update to new interface, make static.
12319 Handle CQImode like HImode. Remove FP subreg check.
12320 (alpha_expand_mov): Use replace_equiv_address.
12321 (alpha_expand_mov_nobwx): Use any_memory_operand.
12322 (TARGET_SECONDARY_RELOAD): New.
12323 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
12324 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12325 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
12326 * config/alpha/alpha.md: ... here.
12327 (RELOAD12, reloadmode): New.
12329 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
12330 Don't handle the aligned case here.
12331 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
12332 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
12333 reload_inhi_help. Don't expect a scratch register.
12334 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
12336 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
12338 2007-04-27 Richard Guenther <rguenther@suse.de>
12340 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
12342 2007-04-27 Richard Guenther <rguenther@suse.de>
12344 PR tree-optimization/30965
12345 PR tree-optimization/30978
12346 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
12347 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
12348 (find_equivalent_equality_comparison): Likewise.
12349 (simplify_cond): Likewise.
12350 (get_prop_source_stmt): New helper.
12351 (get_prop_dest_stmt): Likewise.
12352 (can_propagate_from): Likewise.
12353 (remove_prop_source_from_use): Likewise.
12354 (combine_cond_expr_cond): Likewise.
12355 (forward_propagate_comparison): New function.
12356 (forward_propagate_into_cond): Rewrite to use fold for
12358 (tree_ssa_forward_propagate_single_use_vars): Call
12359 forward_propagate_comparison to propagate comparisons.
12361 2007-04-27 Richard Guenther <rguenther@suse.de>
12363 PR tree-optimization/31715
12364 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
12365 sure to do computation on the offset in an appropriate
12368 2007-04-27 Richard Sandiford <richard@codesourcery.com>
12370 * reload.h (elimination_target_reg_p): Declare.
12371 * reload.c (find_reloads): Don't apply the reg_rtx move
12372 optimization if the SET_DEST satisfies elimination_target_reg_p.
12373 * reload1.c (elimination_target_reg_p): New function.
12374 (gen_reload): In the move/add2 fallback, make sure that op0
12375 does not overlap the destination register.
12377 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12379 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
12380 transform only GIMPLE_MODIFY_STMTs.
12381 * tree-complex.c (expand_complex_operations_1): Ditto.
12382 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
12383 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
12384 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
12386 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12387 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
12388 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
12389 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
12390 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
12391 slpeel_add_loop_guard): Ditto.
12392 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12393 * lambda-code.c (perfect_nestify): Ditto.
12394 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
12395 before the first statement.
12396 * tree-optimize.c (execute_free_datastructures): Fix comments.
12397 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
12398 * tree-flow.h (disband_implicit_edges): Declaration removed.
12399 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
12401 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
12402 COND_EXPRs without gotos.
12403 (disband_implicit_edges, has_label_p): Removed.
12404 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
12405 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
12407 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
12409 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
12410 also for COND_EXPRs.
12411 * cfgexpand.c (label_rtx_for_bb): New function.
12412 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
12413 Use label_rtx_for_bb to find the labels.
12414 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
12415 last block. Detect fallthru edges.
12417 2007-04-26 Ian Lance Taylor <iant@google.com>
12420 * reload.c (find_reloads_subreg_address): If the address was valid
12421 in the original mode but not in the new mode, reload the whole
12424 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12426 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
12427 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
12428 (cleanup_control_expr_graph): Do not invalidate dominance info.
12429 Record altered blocks.
12430 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
12431 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
12432 cleanup_tree_cfg_bb): New functions.
12433 (remove_forwarder_block): Do not maintain the worklist of blocks.
12434 Record altered blocks.
12435 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
12436 not over whole cfg.
12437 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
12438 delete_unreachable_blocks if dominators are not available.
12439 * tree-inline.c (optimize_inline_calls): Free dominance information
12441 * tree-flow.h (remove_edge_and_dominated_blocks,
12442 cfgcleanup_altered_bbs): Altered.
12443 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
12445 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
12447 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
12448 do not invalidate dominators.
12450 2007-04-26 Anatoly Sokolov <aesok@post.ru>
12452 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
12453 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
12454 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12455 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12457 2007-04-26 Steve Ellcey <sje@cup.hp.com>
12459 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
12461 2007-04-26 Richard Guenther <rguenther@suse.de>
12463 PR tree-optimization/31703
12464 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
12465 the right type for the target of the bittest.
12467 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12469 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
12470 ix86_sol10_return_in_memory.
12472 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12474 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
12477 2007-04-26 Jakub Jelinek <jakub@redhat.com>
12480 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
12482 PR tree-optimization/30558
12483 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
12484 clear this_state.prev_try.
12486 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12487 Mark Mitchell <mark@codesourcery.com>
12489 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
12490 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
12491 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
12493 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12496 * doc/invoke.texi (%:print-asm-header): Document.
12497 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
12499 (static_spec_functions): Add print-asm-header.
12500 (main): Print a banner before the --target-help linker options.
12501 (print_asm_header_spec_function): New function.
12503 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
12506 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
12507 (movsf_ie): Likewise.
12509 2007-04-25 Paolo Carlini <pcarlini@suse.de>
12511 * doc/extend.texi ([Type Traits]): Adjust per N2255.
12513 2007-04-25 Bob Wilson <bob.wilson@acm.org>
12515 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
12516 exception for divide-by-zero.
12517 (__umodsi3, __modsi3): Likewise.
12519 2007-04-25 Dirk Mueller <dmueller@suse.de>
12521 * c-typeck.c (build_compound_expr): Annotate warning()
12522 call with OPT_Wunused_value.
12523 * tree-ssa.c (warn_uninit): Annotate warning with
12525 * c-common.c (handle_sentinel_attribute): Annotate warning
12526 call with OPT_Wattributes.
12528 2007-04-25 Thiemo Seufer <ths@mips.com>
12530 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
12531 (mips16): Fix typo.
12532 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
12533 on to the assembler. Improve handling of -mno-mips16. Add handling
12534 of -mno-mips3d, -mno-dsp, -mno-dspr2.
12535 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
12536 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
12537 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
12539 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
12542 * config/i386/winnt.c (i386_pe_file_end): Strip only
12543 USER_LABEL_PREFIX when writing export name.
12545 2007-04-25 Richard Sandiford <richard@codesourcery.com>
12547 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
12548 sh/elf.h, vx-common.h and vxworks.h.
12549 * config/sh/sh.h: Include config/vxworks-dummy.h.
12550 (SUBTARGET_OVERRIDE_OPTIONS): Define.
12551 (OVERRIDE_OPTIONS): Use it.
12552 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
12553 (vxworks_picreg): New pattern.
12554 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
12555 VXWORKS_OS_CPP_BUILTINS.
12556 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
12557 to their VXWORKS_* equivalents.
12558 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
12559 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
12560 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
12561 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
12562 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
12563 -mrtp/-fPIC multilibs.
12564 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
12565 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
12566 (MULTILIB_OSDIRNAMES): Delete.
12568 2007-04-25 Anatoly Sokolov <aesok@post.ru>
12571 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
12573 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
12575 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
12576 rounding mode to be specified by the caller.
12577 (real_to_mpfr) Likewise.
12578 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
12579 include new arguments.
12580 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
12582 2007-04-24 Ian Lance Taylor <iant@google.com>
12584 PR tree-optimization/31605
12585 * tree-vrp.c (set_value_range): Check that min and max are not
12586 both overflow infinities.
12587 (set_value_range_to_value): New static function.
12588 (extract_range_from_binary_expr): Call set_value_range_to_value.
12589 (extract_range_from_cond_expr): Likewise.
12590 (extract_range_from_expr): Likewise.
12591 (extract_range_from_unary_expr): Likewise. Don't create a range
12592 which overflows on both sides.
12593 (vrp_meet): Check for a useless range.
12594 (vrp_visit_phi_node): If we see a constant which looks like an
12595 overflow infinity, turn off the TREE_OVERFLOW flag.
12597 2007-04-24 Ian Lance Taylor <iant@google.com>
12599 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
12601 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
12603 PR diagnostic/25923
12604 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
12605 diagnostic message is being built.
12606 * tree-pretty-print.c (dump_generic_node): Only write the
12607 formatted text into BUFFER's stream if we are not building a
12608 diagnostic message.
12609 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
12611 * Makefile.in (toplev.o): Depend on tree-pass.h.
12613 2007-04-24 Ian Lance Taylor <iant@google.com>
12615 PR tree-optimization/31602
12616 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
12617 conditionals in the copied loop header.
12618 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
12619 warnings if TREE_NO_WARNING is set.
12620 * doc/invoke.texi (Warning Options): Clarify that
12621 -Wstrict-overflow does not warn about loops.
12623 2007-04-24 Janis Johnson <janis187@us.ibm.com>
12625 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
12626 expand on the comment about _Decimal128 arguments and check the
12627 integer result of the modulus operation; for 64-bit ELF ABI, ensure
12628 that _Decimal128 argument uses even/odd register pair.
12629 (function_arg): Ditto.
12631 2007-04-24 Hui-May Chang <hm.chang@apple.com>
12633 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
12634 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
12636 2007-04-24 Richard Guenther <rguenther@suse.de>
12637 Olga Golovanevsky <olga@il.ibm.com>
12639 * fold-const.c (multiple_of_p): Check for bottom
12642 2007-04-24 Richard Henderson <rth@redhat.com>
12644 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
12645 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
12646 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
12647 looking for non-zero bits shifted out. Avoid a recursive call
12648 when constructing the scalar.
12649 (__floatundisf): Likewise.
12651 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
12653 * dwarf2out.c (field_byte_offset): Move the existing logic
12654 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
12655 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
12657 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12660 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
12661 length argument of 0 for memset.
12662 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
12663 unsigned shift instead of the signed variant.
12665 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12667 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
12668 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
12669 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
12670 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
12671 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
12672 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
12673 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
12674 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
12675 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
12676 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
12677 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
12678 "mul<mode>3", "div<mode>3"): Insn definitions added.
12679 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
12680 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
12681 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
12682 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
12683 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
12684 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
12685 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
12686 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
12687 TARGET_FLOAT_FORMAT): Macro definitions removed.
12688 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
12689 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
12690 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
12691 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
12692 (s390_gen_rtx_const_DI): Function removed.
12693 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
12695 2007-04-24 Richard Sandiford <richard@codesourcery.com>
12697 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
12698 over an external ffs function.
12700 2007-04-24 Chao-ying Fu <fu@mips.com>
12701 Richard Sandiford <richard@nildram.co.uk>
12703 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
12704 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
12705 (smadd_widen_optab, umadd_widen_optab): Define.
12706 * optabs.c (init_optabs): Initialize smadd_widen_optab and
12708 * genopinit.c (optabs): Fill in smadd_widen_optab and
12710 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
12711 and umadd_widen_optab to implement multiply-add sequences.
12712 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
12713 (<u>maddsidi4): ...this. Extend condition to include
12714 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12715 of operand 0 to "ka" and use the three-operand form of madd<u>
12717 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
12719 * config/mips/constraints.md (ka): New register constraint.
12721 2007-04-24 Jan Hubicka <j@suse.cz>
12725 2007-04-23 Jan Hubicka <jh@suse.cz>
12726 * function.c (init_function_start): Don't init line number info.
12727 (expand_function_end): Update.
12728 (reset_block_changes, record_block_change, finalize_block_changes,
12729 check_block_change, free_block_changes): Kill.
12730 * function.h (reset_block_changes, record_block_change,
12731 finalize_block_changes, check_block_change, free_block_changes):
12733 (struct function): Remove ib_boundaries_block.
12734 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12735 Use curr_insn_locator to initialize locator.
12736 (emit_line_note): Remove.
12737 * cfgexpand.c (expand_gimple_cond_expr): Update.
12738 (construct_exit_block): Likewise.
12739 (tree_expand_cfg): Initialize/finalize locators.
12740 * expr.c (expand_expr_real): Update.
12741 * cfglayout.c (line_locators_locs, line_locators_lines,
12742 file_locators_locs, file_locators_files): Remove.
12743 (set_block_levels): Move to cfgexpand.c.
12744 (insn_locators_initialize): Remove.
12745 (pass_insn_locators_initialize): Remove.
12746 (locations_locators_locs, locations_locators_vals): New static vars.
12747 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12749 (insn_locators_alloc, insn_locators_finalize,
12750 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12752 (locator_location): New.
12753 (locator_line, locator_file): Rewrite.
12754 * rtl.h (emit_line_note): Kill.
12755 (insn_locators_alloc, insn_locators_finalize,
12756 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12758 * tree-inline.c (initialize_cfun): Do not initialize
12759 ib_boundaries_block.
12760 * passes.c (pass_insn_locators_initialize): Remove.
12762 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
12764 * doc/invoke.texi: Removed leading '-' from option index entries.
12766 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
12768 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
12770 (create_phi_node): Use set_phi_nodes.
12771 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
12772 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
12773 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
12774 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
12775 (bsi_start, bsi_last): Use bb_stmt_list.
12776 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
12777 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
12778 Traverse the statements using tsi iterator.
12779 * basic-block.h (struct basic_block_def): Fields stmt_list
12780 and phi_nodes moved to ...
12781 (struct tree_bb_info): ... new structure.
12782 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
12783 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
12784 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
12785 (tree_verify_flow_info): Verify that il.tree is not set for
12786 entry and exit block.
12787 (tree_split_block): Use set_bb_stmt_list.
12789 2007-04-23 Mike Stump <mrs@apple.com>
12791 * config/i386/i386.c (ix86_tune_features
12792 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
12795 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12797 * config/i386/i386.md (prefix_extra): New attribute.
12798 (length): Add prefix_extra.
12800 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
12801 (sse2_movntv2di): Likewise.
12802 (sse2_cvtps2dq): Likewise.
12803 (sse2_cvtpd2pi): Likewise.
12804 (sse2_cvttpd2pi): Likewise.
12805 (*sse2_cvtpd2ps): Likewise.
12806 (*add<mode>3): Likewise.
12807 (sse2_ssadd<mode>3): Likewise.
12808 (sse2_usadd<mode>3): Likewise.
12809 (*sub<mode>3): Likewise.
12810 (sse2_sssub<mode>3): Likewise.
12811 (sse2_ussub<mode>3): Likewise.
12812 (*mulv8hi3): Likewise.
12813 (*smulv8hi3_highpart): Likewise.
12814 (*umulv8hi3_highpart): Likewise.
12815 (sse2_umulv2siv2di3): Likewise.
12816 (sse2_pmaddwd): Likewise.
12817 (ashr<mode>3): Likewise.
12818 (lshr<mode>3): Likewise.
12819 (ashl<mode>3): Likewise.
12820 (sse2_ashlti3): Likewise.
12821 (sse2_lshrti3): Likewise.
12822 (*umaxv16qi3): Likewise.
12823 (*smaxv8hi3): Likewise.
12824 (*uminv16qi3): Likewise.
12825 (*sminv8hi3): Likewise.
12826 (sse2_eq<mode>3): Likewise.
12827 (sse2_gt<mode>3): Likewise.
12828 (*and<mode>3): Likewise.
12829 (sse2_nand<mode>3): Likewise.
12830 (*ior<mode>3): Likewise.
12831 (*xor<mode>3): Likewise.
12832 (sse2_packsswb): Likewise.
12833 (sse2_packssdw): Likewise.
12834 (sse2_packuswb): Likewise.
12835 (sse2_punpckhbw): Likewise.
12836 (sse2_punpcklbw): Likewise.
12837 (sse2_punpckhwd): Likewise.
12838 (sse2_punpcklwd): Likewise.
12839 (sse2_punpckhdq): Likewise.
12840 (sse2_punpckldq): Likewise.
12841 (sse2_punpckhqdq): Likewise.
12842 (sse2_punpcklqdq): Likewise.
12843 (*sse2_pinsrw): Likewise.
12844 (*sse2_pextrw): Likewise.
12845 (sse2_pshufd_1): Likewise.
12846 (sse2_uavgv16qi3): Likewise.
12847 (sse2_uavgv8hi3): Likewise.
12848 (sse2_psadbw): Likewise.
12849 (sse2_pmovmskb): Likewise.
12850 (*sse2_maskmovdqu): Likewise.
12851 (*sse2_maskmovdqu_rex64): Likewise.
12852 (sse4a_extrqi): Likewise.
12853 (sse4a_extrq): Likewise.
12854 (sse3_lddqu): Set prefix_rep.
12855 (sse3_addsubv4sf3): Likewise.
12856 (sse3_haddv4sf3): Likewise.
12857 (sse3_hsubv4sf3): Likewise.
12858 (sse_cvtss2si): Likewise.
12859 (sse_cvtss2si_2): Likewise.
12860 (sse_cvtss2siq): Likewise.
12861 (sse_cvtss2siq_2): Likewise.
12862 (sse_cvttss2si): Likewise.
12863 (sse_cvttss2siq): Likewise.
12864 (sse2_cvttps2dq): Likewise.
12865 (sse3_movshdup): Likewise.
12866 (sse3_movsldup): Likewise.
12867 (sse2_cvtsd2si): Likewise.
12868 (sse2_cvtsd2si_2): Likewise.
12869 (sse2_cvtsd2siq): Likewise.
12870 (sse2_cvtsd2siq_2): Likewise.
12871 (sse2_cvttsd2si): Likewise.
12872 (sse2_cvttsd2siq): Likewise.
12873 (*sse2_cvtpd2dq): Likewise.
12874 (*sse2_cvttpd2dq): Likewise.
12875 (sse2_pshuflw_1): Likewise.
12876 (sse2_pshufhw_1): Likewise.
12877 (sse4a_insertqi): Likewise.
12878 (sse4a_insertq): Likewise.
12879 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12880 (ssse3_phadddv4si3): Likewise.
12881 (ssse3_phaddswv8hi3): Likewise.
12882 (ssse3_phsubwv8hi3): Likewise.
12883 (ssse3_phsubdv4si3): Likewise.
12884 (ssse3_phsubswv8hi3): Likewise.
12885 (ssse3_pmaddubswv8hi3): Likewise.
12886 (ssse3_pmulhrswv8hi3): Likewise.
12887 (ssse3_pshufbv16qi3): Likewise.
12888 (ssse3_psign<mode>3): Likewise.
12889 (ssse3_palignrti): Likewise.
12890 (abs<mode>2): Likewise.
12891 (ssse3_phaddwv4hi3): Set prefix_extra.
12892 (ssse3_phadddv2si3): Likewise.
12893 (ssse3_phaddswv4hi3): Likewise.
12894 (ssse3_phsubwv4hi3): Likewise.
12895 (ssse3_phsubdv2si3): Likewise.
12896 (ssse3_phsubswv4hi3): Likewise.
12897 (ssse3_pmaddubswv4hi3): Likewise.
12898 (ssse3_pmulhrswv4hi3): Likewise.
12899 (ssse3_pshufbv8qi3): Likewise.
12900 (ssse3_psign<mode>3): Likewise.
12901 (ssse3_palignrdi): Likewise.
12902 (abs<mode>2): Likewise.
12903 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12904 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12905 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12907 2007-04-23 Nick Clifton <nickc@redhat.com>
12909 * params.def: Fix formatting of emacs local variables.
12911 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12913 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12914 move if inter-unit move isn't allowed.
12915 Don't split moving the first element of V2DI to DI to inter-unit
12916 move if inter-unit move isn't allowed.
12918 2007-04-23 Richard Guenther <rguenther@suse.de>
12920 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12921 and CDI_POST_DOMINATORS separately.
12923 2007-04-23 Nick Clifton <nickc@redhat.com>
12925 * c.opt (Wformat-contains-nul): Add warning attribute.
12927 2007-04-23 Jan Hubicka <jh@suse.cz>
12929 * function.c (init_function_start): Don't init line number info.
12930 (expand_function_end): Update.
12931 (reset_block_changes, record_block_change, finalize_block_changes,
12932 check_block_change, free_block_changes): Kill.
12933 * function.h (reset_block_changes, record_block_change,
12934 finalize_block_changes, check_block_change, free_block_changes):
12936 (struct function): Remove ib_boundaries_block.
12937 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12938 Use curr_insn_locator to initialize locator.
12939 (emit_line_note): Remove.
12940 * cfgexpand.c (expand_gimple_cond_expr): Update.
12941 (construct_exit_block): Likewise.
12942 (tree_expand_cfg): Initialize/finalize locators.
12943 * expr.c (expand_expr_real): Update.
12944 * cfglayout.c (line_locators_locs, line_locators_lines,
12945 file_locators_locs, file_locators_files): Remove.
12946 (set_block_levels): Move to cfgexpand.c.
12947 (insn_locators_initialize): Remove.
12948 (pass_insn_locators_initialize): Remove.
12949 (locations_locators_locs, locations_locators_vals): New static vars.
12950 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12952 (insn_locators_alloc, insn_locators_finalize,
12953 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12955 (locator_location): New.
12956 (locator_line, locator_file): Rewrite.
12957 * rtl.h (emit_line_note): Kill.
12958 (insn_locators_alloc, insn_locators_finalize,
12959 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12961 * tree-inline.c (initialize_cfun): Do not initialize
12962 ib_boundaries_block.
12963 * passes.c (pass_insn_locators_initialize): Remove.
12965 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12967 PR middle-end/31448
12968 * expr.c (reduce_to_bit_field_precision): Handle
12971 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12973 PR tree-optimization/24659
12974 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12975 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12976 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12977 * genopinit.c (optabs): Rename vec_pack_mod_optab
12978 to vec_pack_trunc_optab.
12979 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12980 early for scalar floating point operands for NOP_EXPR.
12981 (vectorizable_type_promotion): Ditto.
12982 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12983 vec_pack_trunc_optab.
12984 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12986 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12987 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12988 Rename from VEC_PACK_MOD_EXPR.
12989 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12990 * expr.c (expand_expr_real_1): Ditto.
12991 * tree-inline.c (estimate_num_insns_1): Ditto.
12992 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12994 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12995 (vec_unpacks_lo_v4sf): Ditto.
12996 (vec_pack_trunc_v2df): Ditto.
12997 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12998 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12999 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
13001 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
13003 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13005 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
13006 Rename from VEC_PACK_MOD_EXPR. This expression also represent
13007 packing of floating point operands.
13008 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
13009 represent unpacking of floating point operands.
13010 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
13011 [vec_unpacks_hi]: Ditto.
13012 [vec_unpacks_lo]: Ditto.
13014 2007-04-22 Jan Hubicka <jh@suse.cz>
13016 * final.c (rest_of_handle_final): Call
13017 targetm.asm_out.constructor/targetm.asm_out.destructor
13018 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
13019 proper priority via decl_*_priority_insert.
13020 * c-common.c (c_expand_body): Likewise.
13022 2007-04-22 Richard Guenther <rguenther@suse.de>
13024 PR tree-optimization/29789
13025 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
13026 (rewrite_reciprocal): New helper split out from
13027 determine_invariantness_stmt.
13028 (rewrite_bittest): Likewise.
13029 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
13030 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
13033 2007-04-22 Revital Eres <eres@il.ibm.com>
13035 * loop-unroll.c (var_to_expand): New field to support also
13036 insns of the form x = something + x.
13037 (analyze_insn_to_expand_var): Use it.
13038 (expand_var_during_unrolling): Likewise.
13040 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13042 * predict.c: Include pointer-set.h.
13043 (bb_predictions): New variable.
13044 (tree_predicted_by_p, tree_predict_edge,
13045 remove_predictions_associated_with_edge): Use bb_predictions map
13046 instead of bb->predictions.
13047 (clear_bb_predictions, assert_is_empty): New functions.
13048 (combine_predictions_for_bb): Use bb_predictions map. Call
13049 clear_bb_predictions.
13050 (tree_estimate_probability): Create and free bb_predictions map.
13051 * Makefile.in (predict.o): Add pointer-set.h dependency.
13052 * basic-block.h (struct basic_block_def): Remove predictions
13054 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
13056 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13059 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
13062 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13064 * timevar.c (timevar_print): Change reference of --disable-checking to
13065 --enable-checking=release. Also warn if assert checking is disabled.
13067 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13070 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
13071 decl as addressable if the compound literal was marked as
13073 Mark the decl as a gimple register if it is a complex or
13074 vector decl and does not live in memory.
13076 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13078 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
13079 (GENERIC_NEXT): New function macro.
13080 (PHI_CHAIN): Use phi_node's new chain variable.
13081 (tree_phi_node): Change tree_common to tree_base
13082 and add the chain field.
13083 * tree-phinodes.c (make_phi_node): Don't set
13084 TREE_TYPE on the new node.
13085 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
13086 instead of checking GIMPLE_TUPLE_P in chain_next.
13087 * tree-vect-transform.c
13088 (get_initial_def_for_induction): Look at
13089 PHI_RESULT_TREE for the type of the phi node.
13090 (update_vuses_to_preheader): Use PHI_CHAIN
13091 instead of TREE_CHAIN on the phi node.
13092 * tree-ssa-structalias.c (compute_points_to_sets):
13094 (ipa_pta_execute): Likewise.
13096 2007-04-21 Richard Guenther <rguenther@suse.de>
13098 PR middle-end/31136
13099 * fold-const.c (fold_unary): Call fold_convert_const on the
13102 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
13104 * gcse.c (store_killed_in_insn): Handle PARALLELs.
13105 (store_killed_in_pat): New.
13107 2007-04-20 Richard Henderson <rth@redhat.com>
13110 * config/i386/i386.c (type_has_variadic_args_p): Look for any
13111 TREE_LIST with a void_type_node value, not void_list_node exactly.
13113 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
13115 * doc/standards.texi: Re-arrange into language-specific
13116 subsections. Add a C++ section, documenting which standards we
13119 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13121 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
13122 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
13124 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
13126 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
13127 ecrti.o and crtbegin.o.
13128 (LIB_DEFAULT_SPEC): Include -lc.
13129 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
13131 2007-04-20 Richard Henderson <rth@redhat.com>
13134 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
13135 argument; update all callers.
13136 (get_unaligned_offset): New.
13137 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
13138 get_unaligned_address, just pass on the address directly.
13139 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
13140 the subreg in the helper patterns.
13141 (unaligned_extendqidi_le): Use get_unaligned_offset.
13142 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
13143 (unaligned_extendhidi_be): Likewise.
13144 (unaligned_extendhidi): Tidy.
13145 * config/alpha/alpha-protos.h: Update.
13147 2007-04-20 Richard Henderson <rth@redhat.com>
13149 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
13150 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
13151 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
13152 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13153 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13154 (CPP_SPEC): Don't include %(cpp_subtarget).
13155 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
13156 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13157 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
13159 2007-04-20 Jakub Jelinek <jakub@redhat.com>
13161 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
13162 for __builtin_ia32_cmpordss.
13164 PR tree-optimization/31632
13165 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
13166 and arg1 for optimizations of comparison against min/max values.
13167 Fold arg0 to arg1's type for optimizations of comparison against
13168 min+1 and max-1 values.
13170 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
13172 * reload.c (combine_reloads): When trying to use a dying register,
13173 check whether it's uninitialized and don't use if so.
13175 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
13177 * fold-const.c: Remove prototypes for native_encode_expr and
13178 native_interpret_expr.
13179 (native_encode_expr): Make non-static.
13180 (native_interpret_expr): Likewise.
13181 * tree.h: Add prototypes for the above.
13183 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13185 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
13186 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
13187 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
13188 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
13189 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
13190 Add length attributes.
13192 2007-04-19 Janis Johnson <janis187@us.ibm.com>
13194 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
13197 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
13198 __STDC_WANT_DEC_FP__.
13200 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13202 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
13203 for long double compatibility.
13204 * configure: Regenerate.
13206 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
13208 PR rtl-optimization/29841
13209 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
13211 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
13212 that may cause control flow transfer from being moved.
13214 2007-04-18 Jan Hubicka <jh@suse.cz>
13216 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
13219 2007-04-18 Eric Christopher <echristo@apple.com>
13221 * config/rs6000/darwin.md (load_macho_picbase): Use link register
13222 only. Update operands.
13223 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
13224 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
13225 link register to pic register.
13227 2007-04-18 Dirk Mueller <dmueller@suse.de>
13229 PR diagnostic/31227
13230 * tree-vrp.c (search_for_addr_array): New.
13231 (check_array_bounds): Suppress warning about
13232 address taken of array refs if its not de-referenced.
13234 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13236 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
13237 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
13239 * tree-vectorizer.h (NITERS_KNOWN_P): New.
13240 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
13241 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
13243 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
13245 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
13247 (vect_analyze_scalar_cycles): Fix indentation.
13248 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
13249 (vect_mark_relevant): Include phis in relevance analysis.
13251 * tree-vect-transform.c (vect_transform_loop): Add an assert.
13253 2007-04-18 Anatoly Sokolov <aesok@post.ru>
13255 * config/avr/avr.c (ptrreg_to_str): Replace error() with
13256 output_operand_lossage().
13258 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13260 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
13261 the unused code for reduction without adjust-in-epilog to simplify the
13264 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
13266 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
13267 (S390_TDC_NEGATIVE_ZERO): New constant.
13268 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
13269 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
13270 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
13271 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
13272 (S390_TDC_POSITIVE_INFINITY): New constant.
13273 (S390_TDC_NEGATIVE_INFINITY): New constant.
13274 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
13275 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
13276 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
13277 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
13278 (S390_TDC_INFINITY): New constant.
13279 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
13280 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
13281 optimization for UNSPEC_CCZ_TO_INT.
13282 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
13283 ("*ccz_to_int"): New insn.
13284 ("isinf<mode>2"): New insn.
13285 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
13286 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
13287 (UNSPEC_CCZ_TO_INT): New constant.
13289 2007-04-18 Richard Guenther <rguenther@suse.de>
13291 PR tree-optimization/19431
13292 PR tree-optimization/21463
13293 * tree-pass.h (pass_phiprop): Declare.
13294 * passes.c (init_optimization_passes): New phiprop pass.
13295 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
13296 (phivn_valid_p): New helper function.
13297 (phiprop_insert_phi): Likewise.
13298 (propagate_with_phi): Likewise.
13299 (tree_ssa_phiprop): New propagator propagating loads
13300 through phi nodes if profitable.
13302 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13304 * tree-vect-analyze.c (process_use): New function.
13305 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
13306 Check phis in all bbs.
13307 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
13310 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
13312 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
13315 2007-04-17 Anatoly Sokolov <aesok@post.ru>
13318 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
13321 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
13323 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
13325 (sse_vmmulv4sf3): Likewise.
13326 (sse2_vmaddv2df3): Likewise.
13327 (sse2_vmmulv2df3): Likewise.
13329 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
13331 PR rtl-optimization/31360
13332 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
13333 (target_reg_cost): New.
13334 (init_set_costs): Initialize target_reg_cost. Add comments
13335 regarding the rationale of the costs.
13336 (global_cost_for_size): Renamed to...
13337 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
13338 of register pressure.
13339 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
13340 estimate_reg_pressure_cost. Add number of ivs.
13341 (determine_set_costs): Dump target_reg_cost.
13342 * loop-invariant.c (gain_for_invariant): Use
13343 estimate_reg_pressure_cost. Removed n_inv_uses argument.
13344 (best_gain_for_invariant, find_invariants_to_move): Remove
13346 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
13347 (target_reg_cost): Declare.
13348 (global_cost_for_size): Declaration removed.
13349 (estimate_reg_pressure_cost): Declare.
13351 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
13353 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
13354 regnos into even/odd register pairs.
13355 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
13356 TDmode similar to the other floating point modes.
13357 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
13358 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
13360 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
13361 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
13362 (movdd_hardfloat64): Use TARGET_MFPGPR.
13364 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
13366 * reload1.c (delete_output_reload): Don't count output in n_inherited.
13369 2005-01-05 Richard Henderson <rth@redhat.com>
13371 * reload1.c (do_input_reload): Restrict the optimization deleteing
13372 a previous output reload to RELOAD_FOR_INPUT.
13374 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
13376 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
13377 induc_vec_info_type.
13378 (vectorizable_induction): New function declaration.
13379 * tree-vect-transform.c (get_initial_def_for_induction): No need to
13380 check if already vectorized. Find first place in BB where new stmts
13381 can be inserted. Takes only one argument.
13382 (vectorizable_induction): New function.
13383 (vect_transform_stmt): Add case for induc_vec_info_type to call
13384 vectorizable_induction.
13385 (vect_transform_loop): Consider phis for vectorization.
13386 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
13388 (analyze_operations): Call vectorizable_induction when analyzing phis.
13390 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
13391 (vect_mark_relevant): Include phis in relevance analysis.
13392 (vect_mark_stmts_to_be_vectorize): Likewise.
13393 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
13395 2007-04-16 Lawrence Crowl <crowl@google.com>
13397 * doc/invoke.texi (Debugging Options): Add documentation for the
13398 -femit-struct-debug options -femit-struct-debug-baseonly,
13399 -femit-struct-debug-reduced, and
13400 -femit-struct-debug-detailed[=...].
13402 * c-opts.c (c_common_handle_option): Add
13403 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
13404 and OPT_femit_struct_debug_detailed_.
13405 * c.opt: Add specifications for
13406 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
13407 and -femit-struct-debug-detailed[=...].
13408 * opts.c (set_struct_debug_option): Parse the
13409 -femit-struct-debug-... options.
13410 * opts.c (matches_main_base, main_input_basename,
13411 main_input_baselength, base_of_path, matches_main_base): Add
13412 variables and functions to compare header base name to compilation
13414 * opts.c (should_emit_struct_debug): Add to determine to emit a
13415 structure based on the option.
13416 (dump_struct_debug) Also disabled function to debug this
13418 * opts.c (handle_options): Save the base name of the
13421 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
13422 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
13423 This hook indicates if a type is generic. Set it by default
13424 to "never generic".
13425 * langhooks.h (struct lang_hooks_for_types): Add a new hook
13426 to determine if a struct type is generic or not.
13427 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
13428 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
13429 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
13430 with live C++ hook.
13432 * flags.h (enum debug_info_usage): Add an enumeration to describe
13433 a program's use of a structure type.
13434 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
13435 to indicate the program's usage of the type. Filter structs based
13436 on the -femit-struct-debug-... specification.
13437 (gen_type_die): Split into two routines, gen_type_die and
13438 gen_type_die_with_usage. gen_type_die is now a wrapper
13439 that assumes direct usage.
13440 (gen_type_die_with_usage): Replace calls to gen_type_die
13441 with gen_type_die_with_usage adding the program usage of
13442 the referenced type.
13443 (dwarf2out_imported_module_or_decl): Suppress struct debug
13444 information using should_emit_struct_debug when appropriate.
13446 2007-04-16 Ian Lance Taylor <iant@google.com>
13448 PR tree-optimization/31522
13449 * tree-vrp.c (vr_phi_edge_counts): New static variable.
13450 (vrp_initialize): Allocate vr_phi_edge_counts.
13451 (vrp_visit_phi_node): Don't push to infinity if we saw a new
13452 executable edge. Drop test for all constants.
13453 (vrp_finalize): Free vrp_phi_edge_counts.
13455 * doc/cpp.texi (Common Predefined Macros): Clarify description of
13456 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13458 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
13459 predecessors at head rather than tail.
13461 2007-04-16 Matthias Klose <doko@debian.org>
13463 * config/alpha/linux.h (CPP_SPEC): Define.
13464 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
13466 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
13468 * function.h: Remove sequence_stack extern declaration.
13470 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13472 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
13474 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
13477 2007-04-16 Anatoly Sokolov <aesok@post.ru>
13479 * config/avr/avr.c (avr_arch_types): Rearranging array.
13480 (enum avr_arch): Add.
13481 (avr_mcu_types): Use avr_arch enumeration constants instead of
13483 * config/avr/avr.h (LINK_SPEC): Simplify.
13485 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13487 * config/m68k/m68k.c (m68k_libcall_value,
13488 m68k_function_value): Use macros for register names more.
13490 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
13492 (M68K_REGNAME): Use A6_REG.
13493 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
13495 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13497 PR middle-end/28071
13498 * sched-int.h (struct deps): Split field 'pending_lists_length' into
13499 'pending_read_list_length' and 'pending_write_list_length'. Update
13501 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
13502 to handle two length counters instead of one. Update all uses.
13503 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
13504 two length counters instead of one.
13505 * sched-rgn.c (propagate_deps): Update to handle two length counters
13508 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
13511 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
13512 copy of source, pass it to ix86_expand_vector_set and return
13515 2007-04-16 David Ung <davidu@mips.com>
13516 Joseph Myers <joseph@codesourcery.com>
13518 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
13519 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
13520 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
13521 Add 74K processor information.
13522 * config/mips/mips.md: Include 74k.md.
13523 (cpu): Add 74kc,74kf,74kx.
13524 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
13525 * config/mips/74k.md: New.
13526 * doc/invoke.texi (MIPS Options): Document 74K support.
13528 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
13530 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
13531 vectorizable_* functions.
13532 * tree-vect-transform.c (vectorizable_call): Add check for
13533 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
13534 (vectorizable_store): likewise.
13535 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
13537 (vectorizable_operation, vectorizable_type_demotion): Likewise.
13538 (vectorizable_type_promotion, vectorizable_load): Likewise.
13539 (vectorizable_live_operation, vectorizable_condition): Likewise.
13540 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
13542 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
13544 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13546 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
13547 register numbers more.
13548 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
13549 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
13550 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
13551 FUNCTION_VALUE_REGNO_P): Likewise.
13552 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
13553 STATIC_CHAIN_REGNUM): Likewise.
13554 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
13555 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
13556 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
13557 * config/m68k/m68k.md (FP_REG): New.
13559 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13561 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
13564 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13566 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
13567 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
13570 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13572 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
13575 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13578 * c-decl.c (finish_decl): Grab the type of the decl after the call
13579 to store_init_value.
13581 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
13583 * common.opt (fforward-propagate): Fix "Optimization" annotation.
13585 2007-04-14 Jakub Jelinek <jakub@redhat.com>
13588 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
13589 dominators, post dominators and cleanup cfg before returning.
13591 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
13593 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
13594 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
13596 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
13598 * config.gcc: Recognize fido.
13599 * config/m68k/m68k-devices.def (fidoa): New.
13600 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
13602 (FL_FIDOA, TARGET_FIDOA): New.
13603 * config/m68k/m68k.opt (mfidoa): New.
13605 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13607 PR middle-end/31322
13608 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
13609 when a personality function is used.
13611 2007-04-13 Bob Wilson <bob.wilson@acm.org>
13613 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
13615 2007-04-13 Mike Stump <mrs@apple.com>
13617 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
13619 * config/darwin.opt (fapple-kext): Make C++ only.
13620 * config/darwin.c (darwin_override_options): Remove code to ensure
13621 -fapple-kext is given for C++ only.
13623 2007-04-13 Richard Sandiford <richard@codesourcery.com>
13625 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
13626 * config/mips/mips.c (override_options): Call
13627 SUBTARGET_OVERRIDE_OPTIONS, if defined.
13629 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13631 * config/i386/i386.opt (msvr3-shlib): Removed.
13633 * doc/invoke.texi: Remove -msvr3-shlib.
13635 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13637 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
13638 with "popcnt" instruction.
13640 2007-04-13 Richard Guenther <rguenther@suse.de>
13642 PR tree-optimization/21258
13643 * tree-vrp.c (compare_case_labels): New helper.
13644 (find_switch_asserts): New function.
13645 (find_assert_locations): Call it for SWITCH_EXPRs.
13647 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
13649 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
13650 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
13651 check is now implied in X87_FLOAT_MODE_P.
13652 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13653 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13654 (fix_trunc<mode>_i386_fisttp): Ditto.
13655 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13656 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13657 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13658 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13659 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13660 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13661 (unnamed_splitters): Ditto.
13662 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
13663 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
13664 FIRST_SSE_REG for local functions when SSE math is enabled or
13665 for functions with sseregparm attribute.
13666 (standard_80387_constant_p): Return -1 if mode is not
13668 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
13669 (ix86_expand_compare): Ditto.
13670 (ix86_expand_carry_flag_compare): Ditto.
13671 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
13672 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
13673 DECIMAL_FLOAT_MODE_P.
13674 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
13675 of SCALAR_FLOAT_MODE_P.
13676 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
13677 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
13678 checks before FLOAT_MODE_P.
13679 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
13680 before FLOAT_MODE_P.
13685 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
13687 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
13688 Charles Wilson <libtool@cwilson.fastmail.fm>
13690 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
13691 (libgcc.mvars): Don't depend on them.
13692 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
13693 * exec-tool.in: New.
13695 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
13697 * doc/invoke.text (--help): Document --help=common.
13699 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
13701 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
13703 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13705 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
13706 * genemit.c (main): Emit #include "integrate.h".
13707 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
13708 (LOADGP_RTP): New mips_loadgp_style.
13709 * config/mips/mips.h: Include config/vxworks-dummy.h.
13710 (TARGET_RTP_PIC): New macro.
13711 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
13712 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
13713 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
13714 for TARGET_RTP_PIC.
13715 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
13716 -mvxworks-pic when using -mrtp and a PIC option.
13717 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
13719 (mips_symbolic_constant_p, mips_symbolic_address_p)
13720 (mips_symbol_insns): Handle SYMBOL_HALF.
13721 (override_options): Warn about -G and -mrtp being used together.
13722 Initialize mips_lo_relocs[SYMBOL_HALF].
13723 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
13724 (mips_emit_loadgp): Handle LOADGP_RTP.
13725 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
13726 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
13727 (tablejump): Handle function-relative case table entries if
13729 * config/mips/predicates.md (symbol_ref_operand): New predicate.
13731 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13733 * config/mips/mips.md (load_call<mode>): Allow any general register.
13735 (sibcall_value_internal, sibcall_value_multiple_internal)
13736 (call_value_internal, call_value_split, call_value_multiple_internal)
13737 (call_value_multiple_split): Remove constraints from operand 0.
13739 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13741 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
13742 rather than loadgp_noshared.
13743 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
13744 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
13746 * config/mips/mips.md (loadgp): Rename to...
13747 (loadgp_newabi): ...this.
13748 (loadgp_noshared): Rename to...
13749 (loadgp_absolute): ...this.
13751 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13753 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
13754 false for locally-binding symbols.
13755 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
13757 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13759 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
13760 (SYMBOL_GOT_PAGE_OFST): ...this.
13761 (SYMBOL_GOT_GLOBAL): Rename to...
13762 (SYMBOL_GOT_DISP): ...this.
13763 (SYMBOL_GOTOFF_GLOBAL): Rename to...
13764 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
13765 * config/mips/mips.c (mips_global_symbol_p): New function.
13766 (mips_symbol_binds_local_p): Likewise.
13767 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
13768 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
13769 mips_global_symbol_p and mips_symbol_binds_local_p.
13770 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
13771 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
13772 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
13773 SYMBOL_GOTOFF_DISP.
13774 (mips_ok_for_lazy_binding_p): New function.
13775 (mips_load_call_address, mips_expand_call): Use it.
13776 (mips_dangerous_for_la25_p): Likewise.
13777 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
13778 (*got_disp<mode>): Use got_disp_operand instead of
13779 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
13780 SYMBOL_GOTOFF_GLOBAL.
13781 (*got_page<mode>): Use got_page_ofst_operand instead of
13783 * config/mips/predicates.md (const_call_insn_operand): Use
13784 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
13785 (global_got_operand): Rename to...
13786 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
13788 (local_got_operand): Rename to...
13789 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
13790 of SYMBOL_GOT_LOCAL.
13792 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13794 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
13795 TARGET_CALL_CLOBBERED_GP.
13796 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13797 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
13798 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
13799 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
13800 of TARGET_ABICALLS && !TARGET_NEWABI.
13801 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13802 * config/mips/mips.c (mips_load_call_address): Check
13803 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13804 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13805 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13806 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
13807 TARGET_ABICALLS && TARGET_NEWABI.
13808 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
13810 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
13811 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
13812 TARGET_ABICALLS && TARGET_NEWABI.
13813 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
13814 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
13815 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
13816 whether indirect calls must use $25.
13817 (mips_extra_live_on_entry): Check TARGET_GOT instead of
13819 * config/mips/mips.md (jal_macro): Check flag_pic and
13820 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
13821 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
13822 instead of TARGET_ABICALLS.
13823 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
13824 TARGET_ABICALLS && TARGET_OLDABI.
13825 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13826 (sibcall): In the comment above the define_insn, mention
13827 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
13828 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
13829 instead of TARGET_ABICALLS.
13831 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
13833 * doc/md.texi (Blackfin family constraints): Document PA and PB.
13834 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
13835 (MACFLAGS_MATCH_P): New macro.
13836 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
13837 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
13838 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
13839 the other MACFLAG constants.
13840 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
13841 (flag_machi): Tighten constraints. Renumber some of the operands.
13842 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
13844 (flag_machi_parts_acconly): New pattern.
13845 (flag_macinithi): Tighten constraints. Allow any accumulator to be
13847 (flag_macinit1hi): Tighten constraints.
13848 (flag_mul_macv2hi_parts_acconly): New pattern.
13850 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
13851 Use a more efficient implementation.
13852 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
13853 inline sequences when not optimizing for size.
13855 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
13856 movhi_high2low): Delete, merge functionality into...
13857 (packv2hi): ... this pattern.
13859 2007-02-11 Jie Zhang <jie.zhang@analog.com>
13860 * config/bfin/bfin.opt (msim): New option.
13861 (mcpu=): New option.
13862 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13863 (bfin_cpu_t): Typedef of enum bfin_cpu.
13864 (bfin_cpu_type): New declaration.
13865 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13866 -msim and -mcpu= options.
13867 (LIB_SPEC): Likewise.
13868 * config/bfin/bfin.c (bfin_cpu_type): Define.
13869 (bfin_handle_option): Handle -mcpu= option.
13870 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13871 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13872 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13874 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13876 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13877 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13878 (powerpc-wrs-vxworksae): Use ${tm_file}.
13879 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13880 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13881 * config/i386/vx-common.h: New file.
13883 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13885 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13888 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13890 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13893 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13897 * c-common.c (c_build_qualified_type): Set canonical type
13900 2007-04-12 Richard Guenther <rguenther@suse.de>
13902 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13903 lower bound and element size if lower bound is not zero
13904 or either of the ARRAY_REF operands is set.
13906 2007-04-12 Richard Guenther <rguenther@suse.de>
13908 PR tree-optimization/24689
13909 PR tree-optimization/31307
13910 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13912 * gimplify.c (canonicalize_addr_expr): To be consistent with
13913 gimplify_compound_lval only set operands two and three of
13914 ARRAY_REFs if they are not gimple_min_invariant. This makes
13915 it never at this place.
13916 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13918 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13920 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13921 null before emitting a .nsubspa directive.
13923 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13925 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13926 need_to_partition_p if there are no memory statements in the
13929 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13931 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13932 (gcd_of_steps_may_divide_p): New function.
13933 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13935 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13937 * reload.c (find_reloads_toplev, find_reloads_address,
13938 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13939 not a pointer equality test, to decide if we need to call
13940 push_reg_equiv_alt_mem.
13942 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13944 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13945 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13947 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13949 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13951 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13952 vector to be positive.
13954 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13958 * doc/invoke.texi: Document --params max-aliased-vops and
13960 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13961 debug_memory_partitions): Move to tree-flow.h
13962 * params.h (AVG_ALIASED_VOPS): Define.
13963 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13965 (mp_info_t): Likewise.
13966 (get_mem_sym_stats_for): New.
13967 (set_memory_partition): Move from tree-flow-inline.h.
13968 (mark_non_addressable): Only clear the set of symbols for the
13969 partition if it exists.
13970 (dump_memory_partitions): Move from tree-ssa-operands.c
13971 (debug_memory_partitions): Likewise.
13972 (need_to_partition_p): New.
13973 (dump_mem_ref_stats): New.
13974 (debug_mem_ref_stats): New.
13975 (dump_mem_sym_stats): New.
13976 (debug_mem_sym_stats): New.
13977 (update_mem_sym_stats_from_stmt): New.
13978 (compare_mp_info_entries): New.
13979 (mp_info_cmp): Call it.
13980 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13982 (get_mpt_for): Move from tree-ssa-operands.c.
13983 (find_partition_for): New.
13984 (create_partition_for): Remove.
13985 (estimate_vop_reduction): New.
13986 (update_reference_counts): New.
13987 (build_mp_info): New.
13988 (compute_memory_partitions): Refactor.
13989 Document new heuristic.
13990 Call build_mp_info, update_reference_counts,
13991 find_partition_for and estimate_vop_reduction.
13992 (compute_may_aliases): Populate virtual operands before
13993 calling debugging dumps.
13994 (delete_mem_sym_stats): New.
13995 (delete_mem_ref_stats): New.
13996 (init_mem_ref_stats): New.
13997 (init_alias_info): Call it.
13998 (maybe_create_global_var): Remove alias_info argument.
13999 Get number of call sites and number of pure/const call sites
14000 from gimple_mem_ref_stats().
14001 (dump_alias_info): Call dump_memory_partitions first.
14002 (dump_points_to_info_for): Show how many times a pointer has
14004 * opts.c (decode_options): For -O2 set --param
14005 max-aliased-vops to 500.
14006 For -O3 set --param max-aliased-vops to 1000 and --param
14007 avg-aliased-vops to 3.
14008 * fortran/options.c (gfc_init_options): Remove assignment to
14010 * tree-flow-inline.h (gimple_mem_ref_stats): New.
14011 * tree-dfa.c (dump_variable): Dump memory reference
14013 Dump NO_ALIAS* settings.
14014 (referenced_var_lookup): Tidy.
14015 (mem_sym_stats): New.
14016 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
14017 and ORIG are different SSA names for a memory partition.
14018 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
14019 * tree-flow.h (struct mem_sym_stats_d): Define.
14020 (mem_sym_stats_t): Define.
14021 (struct mem_ref_stats_d): Define.
14022 (struct gimple_df): Add field mem_ref_stats.
14023 (enum noalias_state): Define.
14024 (struct var_ann_d): Add bitfield noalias_state.
14025 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
14026 debug_mem_ref_stats, debug_memory_partitions,
14027 debug_mem_sym_stats): Declare.
14028 * tree-ssa-structalias.c (update_alias_info): Update call
14029 sites, pure/const call sites and asm sites in structure
14030 returned by gimple_mem_ref_stats.
14031 Remove local variable IS_POTENTIAL_DEREF.
14032 Increase NUM_DEREFS if the memory expression is a potential
14034 Call update_mem_sym_stats_from_stmt.
14035 If the memory references memory, call
14036 update_mem_sym_stats_from_stmt for all the direct memory
14037 symbol references found.
14038 (intra_create_variable_infos): Set noalias_state field for
14039 pointer arguments according to the value of
14040 flag_argument_noalias.
14041 * tree-ssa-structalias.h (struct alias_info): Remove fields
14042 num_calls_found and num_pure_const_calls_found.
14043 (update_mem_sym_stats_from_stmt): Declare.
14044 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
14045 Set default value to 100.
14046 (PARAM_AVG_ALIASED_VOPS): Define.
14048 2007-04-11 Richard Guenther <rguenther@suse.de>
14050 PR middle-end/31530
14051 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
14052 a * -b + c as c - a * b if we honor sign dependent rounding.
14054 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14056 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
14057 bfin_expand_strmov.
14058 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
14059 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
14061 (initialize_trampoline): Don't use old-style function definition.
14062 (bfin_secondary_reload): Mark IN_P argument as unused.
14064 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
14066 PR tree-optimization/31343
14067 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
14068 (build_polynomial_chrec): Return a scalar when the evolution is zero.
14069 * testsuite/gcc.dg/vect/pr31343.c: New.
14071 2007-04-10 Eric Christopher <echristo@apple.com>
14073 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
14074 * config/i386/i386.md (*cmpfp0): Use.
14075 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14076 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14077 (fix_trunc<mode>_i386_fisttp): Ditto.
14078 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14079 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14080 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14081 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14082 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14083 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14084 (unnamed_splitters): Ditto.
14085 * config/i386/i386.c (output_fix_trunc): Assert that
14086 we're not being passed a TFmode operand.
14088 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
14090 PR tree-optimization/31526
14091 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
14092 n_basic_blocks to find newly added blocks.
14094 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
14096 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
14098 (fix_trunc<mode>si_sse): Ditto.
14099 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
14100 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
14101 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
14102 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
14103 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
14104 expander using SSEMODEF mode macro.
14105 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
14106 expander using SSEMODEF mode macro.
14107 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
14108 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
14109 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
14110 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
14111 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
14112 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
14113 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
14114 Macroize insn using X87MODEF mode macro.
14116 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
14118 * config/i386/sse.md (sse2_pinsrw): Removed.
14119 (sse2_pextrw): Renamed to ...
14120 (*sse2_pextrw): This.
14122 2007-04-09 Jan Hubicka <jh@suse.cz>
14125 * config/i386/sse.md
14126 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
14127 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
14128 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
14129 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
14131 2007-04-09 Jan Hubicka <jh@suse.cz>
14133 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
14134 multiple fields of union.
14136 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
14138 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
14139 (create_preheaders): Check that loops are available.
14140 (fix_loop_structure): Clean up, improve comments.
14141 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
14142 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
14144 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
14145 * predict.c (tree_estimate_probability): Do not call
14146 calculate_dominance_info. Call create_preheaders.
14147 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
14148 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
14150 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
14151 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
14152 * tree-cfg.c (tree_split_edge): Make an assert more precise.
14153 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
14156 2007-04-08 Jan Hubicka <jh@suse.cz>
14158 * tree.h (maybe_fold_offset_to_component_ref): Declare.
14159 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
14160 * fold-const.c (fold_unary): Use it.
14162 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14164 * varasm.c (assemble_variable): Remove call to
14165 lang_hooks.decls.prepare_assemble_variable.
14166 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
14167 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
14168 * langhooks.h (lang_hooks_for_decls): Remove
14169 prepare_assemble_variable.
14171 2007-04-08 Mike Stump <mrs@apple.com>
14173 * config/i386/i386.c: Use inc/dec on Core2.
14175 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
14177 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
14178 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14179 lhd_tree_inlining_end_inlining): Remove.
14180 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
14181 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
14182 end_inlining hooks.
14183 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
14184 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14185 lhd_tree_inlining_end_inlining): Remove prototypes.
14186 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
14187 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
14188 LANG_HOOKS_TREE_INLINING_START_INLINING,
14189 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
14191 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
14194 2007-04-08 Anatoly Sokolov <aesok@post.ru>
14197 * config/avr/predicates.md (io_address_operand): Delete predicate.
14198 (low_io_address_operand): Don't use 'mode' argument.
14199 (higth_io_address_operand): Rename ...
14200 (high_io_address_operand): ... to this. Don't use 'mode' argument.
14201 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
14204 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
14206 Revert change removing staticp.
14208 2007-04-07 Anatoly Sokolov <aesok@post.ru>
14211 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
14214 2007-04-07 Bruce Korb <bkorb@gnu.org>
14216 * c.opt: Add -Wformat-contains-nul.
14217 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
14219 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
14220 the NUL byte warning.
14222 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
14224 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
14226 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14228 * tree.c (staticp): No longer use staticp langhook.
14229 * langhooks.c (lhd_staticp): Removed.
14230 * langhooks.h (struct lang_hooks): Remove staticp.
14231 * c-common.c (c_staticp): Remove.
14232 * c-common.h (c_staticp): Ditto.
14233 * langhooks-defs.h (lhd_staticp): Ditto.
14234 (LHD_HOOKS_STATICP): Ditto
14235 * tree.h (gcc_assert_lowered): New macro.
14237 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
14239 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
14240 argument "reliable".
14241 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
14242 Add argument "reliable". Propagate it through calls.
14243 (infer_loop_bounds_from_undefined): Derive number of iterations
14244 estimates from references in blocks that do not dominate loop latch.
14245 (gcov_type_to_double_int): New function.
14246 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
14247 and expected_loop_iterations_unbounded.
14248 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
14249 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
14250 * tree-data-ref.c (estimated_loop_iterations): Export.
14251 (get_references_in_stmt): Fix -- do not return addresses of local
14253 * cfgloop.h (expected_loop_iterations_unbounded,
14254 estimated_loop_iterations): Declare.
14256 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14258 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14260 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14262 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
14263 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
14264 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
14265 Use output_387_reg_move().
14266 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
14267 expander using X87MODEF12 mode macro.
14268 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
14269 choosing register preferences. Use output_387_reg_move().
14270 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
14271 instead of "x". Use output_387_reg_move().
14272 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
14273 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
14274 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
14275 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
14276 Use output_387_reg_move().
14277 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
14279 (*truncxf?f_i387 splitter): Ditto.
14281 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14283 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
14284 LANG_HOOKS_SAFE_FROM_P.
14285 * expr.c (safe_from_p): Remove langhook call.
14286 * langhooks.h (lang_hooks): Remove safe_from_p.
14287 (lhd_safe_from_p): Remove prototype.
14288 * langhooks.c (lhd_safe_from_p): Remove.
14290 2007-04-06 Jan Hubicka <jh@suse.cz>
14292 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
14295 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14297 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
14298 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
14299 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
14300 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
14302 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
14303 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
14305 2007-04-05 Richard Henderson <rth@redhat.com>
14307 * config/alpha/alpha.c (print_operand) [+]: Remove.
14308 (alpha_end_function): Print nop if call at end of function.
14309 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
14310 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
14311 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
14312 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
14313 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
14314 the call pattern. Update peepholes to match.
14316 2007-04-05 Janis Johnson <janis187@us.ibm.com>
14318 * doc/extend.texi (Other Builtins): Add decimal float variants
14320 * builtins.def: Ditto.
14321 * builtins.c (expand_builtin): Ditto.
14323 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
14324 H.J. Lu <hongjiu.lu@intel.com>
14327 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
14328 of V8HImode when calling ix86_binary_operator_ok.
14329 (sse2_pmaddwd): Call ix86_binary_operator_ok.
14330 (sdot_prodv8hi): Operands 1 and 2 must be register.
14332 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14334 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14335 initialize align to silence bogus warning.
14337 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14339 PR middle-end/22156
14340 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14342 (struct sra_walk_fns): Remove use_all parameter from use.
14343 (sra_hash_tree): Handle BIT_FIELD_REFs.
14344 (sra_elt_hash): Don't hash bitfld blocks.
14345 (sra_elt_eq): Skip them in parent compares as well. Handle
14347 (sra_walk_expr): Don't maintain or pass down use_all_p.
14348 (scan_use): Remove use_all parameter.
14349 (scalarize_use): Likewise. Re-expand assignment to
14350 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14351 output, and re-scalarize after output. Don't mark anything
14353 (scalarize_ldst): Adjust.
14354 (scalarize_walk_gimple_modify_statement): Likewise.
14355 (build_element_name_1): Handle BIT_FIELD_REFs.
14356 (instantiate_element): Don't warn for any element whose parent
14357 is used as a whole.
14358 (instantiate_missing_elements_1): Return the sra_elt.
14359 (canon_type_for_field): New.
14360 (try_instantiate_multiple_fields): New.
14361 (instantiate_missing_elemnts): Use them.
14362 (mark_no_warning): Removed.
14363 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14364 (REPLDUP, sra_build_elt_assignment): New.
14365 (generate_copy_inout): Use them.
14366 (generate_element_copy): Likewise. Handle bitfld differences.
14367 (generate_element_zero): Don't recurse for blocks. Use
14368 sra_build_elt_assignment.
14369 (generate_one_element_int): Take elt instead of var. Use
14370 sra_build_elt_assignment.
14371 (generate_element_init_1): Adjust.
14372 (scalarize_use, scalarize_copy): Use REPLDUP.
14373 (scalarize_ldst): Move assert before dereference.
14374 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14376 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14378 * regmove.c: Fix unused variable warnings due to previous commit.
14380 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14382 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
14383 (regmove_bb_head): Remove.
14384 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
14385 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
14386 problems with fixup_match_1.
14387 Don't initialize/free regmove_bb_head.
14389 (reg_is_remote_constant_p): If an insn is in the same basic block
14390 but not before INSN, consider it remote, too.
14392 2007-04-05 Anatoly Sokolov <aesok@post.ru>
14395 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
14396 DECL_ASSEMBLER_NAME, not the DECL_NAME.
14398 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
14400 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
14401 (CONDITIONAL_REGISTER_USAGE): Likewise.
14403 2007-04-04 Richard Henderson <rth@redhat.com>
14405 * config/alpha/lib1funcs.asm: Remove unused file.
14407 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14410 * opts.c (print_specific_help): Fix --help=<language>
14412 (common_handle_option): Support --help=common.
14414 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14417 * gcc.c (main): Do not run the linker if
14418 print_subprocess_help indicates that it shouldn't be
14421 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14424 * doc/invoke.texi (--help=): Document <languages> value, fix
14425 formatting in tables of values.
14427 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
14429 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
14430 dllimport attribute of virtual methods.
14432 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
14434 * config/score/crti.asm: Change _bss_start to __bss_start.
14435 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
14436 (OUTGOING_REG_PARM_STACK_SPACE) update.
14437 * config/score/score.opt: add options to make backend support
14438 score5, score5u, score7 and score7d.
14439 * config/score/score.md: Likewise.
14440 * config/score/misc.md: Likewise.
14441 * config/score/mac.md: Likewise.
14442 * doc/invoke.texi: Likewise.
14443 * doc/md.texi: update constraints define.
14445 2007-04-03 Richard Henderson <rth@redhat.com>
14447 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
14448 an appropriate type, use the mode instead.
14450 2007-04-03 Richard Sandiford <richard@codesourcery.com>
14452 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
14453 Set the default --with-arch setting to mips2.
14454 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
14455 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
14456 (MULTILIB_OSDIRNAMES): Delete.
14457 (MULTILIB_DIRNAMES): Define.
14458 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
14459 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
14460 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
14461 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
14462 VXWORKS_OS_CPP_BUILTINS.
14463 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
14464 (MIPS_DEBUGGING_INFO): Undefine.
14465 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
14467 2007-04-03 Jakub Jelinek <jakub@redhat.com>
14469 PR middle-end/30704
14470 * fold-const.c (native_encode_real): Encode real.c provided longs
14471 as a series of 32-bit native integers.
14472 (native_interpret_real): Interpret buffer as a series of 32-bit
14475 2007-04-03 Richard Guenther <rguenther@suse.de>
14477 * genpreds.c (write_insn_constraint_len): Write function
14478 optimized for CONSTRAINT_LEN implementation.
14479 (write_tm_preds_h): Output insn_constraint_len inline and
14480 use it for CONSTRAINT_LEN.
14481 (write_insn_preds_c): Don't output insn_constraint_len.
14482 * doc/md.texi (define_register_constraint): Document multi-letter
14483 constraints shall have the same length if they start with the same
14486 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14489 * config/i386/i386.md (isinf<mode>2): Expand only when
14490 TARGET_C99_FUNCTIONS is set.
14492 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14494 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
14495 (x86_64-*-linux*): Ditto.
14496 * config/i386/i386.opt (mpc): New option.
14497 * config/i386/i386.c (overrride_options): Handle
14498 ix87_precision_string.
14499 * config/i386/crtprec.c: New file.
14500 * config/i386/t-crtpc: Ditto.
14501 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
14502 and -mpc80 options.
14503 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
14504 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
14505 crtprec32.o, crtprec64.o and crtprec80.o.
14507 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
14508 and -mpc80 options.
14509 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
14511 2007-04-02 Eric Christopher <echristo@apple.com>
14513 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
14514 limitations on darwin.
14516 2007-04-02 Anatoly Sokolov <aesok@post.ru>
14519 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
14521 2007-04-02 Dave Korn <dave.korn@artimi.com>
14523 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
14525 2007-04-02 Dave Korn <dave.korn@artimi.com>
14527 * libgcc2.h (exception_descriptor): Don't forward-declare.
14528 (__get_eh_table_language, __get_eh_table_version): Delete
14529 prototypes of long-dead functions.
14531 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
14533 * ebitmap.h: New file
14534 * ebitmap.c: New file
14535 * Makefile.in (ebitmap.o): New target.
14537 2007-04-01 Jan Hubicka <jh@suse.cz>
14539 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
14540 before very first instruction.
14542 2007-04-01 Jan Hubicka <jh@suse.cz>
14544 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
14545 waring on 64bit hosts.
14546 * bitmap.h: Fix typo in bitmap_head_def.
14548 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
14550 PR rtl-optimization/31391
14551 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
14552 into a DELETED_LABEL note, and the label is in an empty basic
14553 block, update BB_END as well as BB_HEAD.
14555 2007-04-01 Richard Henderson <rth@redhat.com>
14557 PR tree-optimization/31169
14558 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
14559 to varying if the range is outside [0, prec-1].
14561 2007-04-01 Richard Sandiford <richard@codesourcery.com>
14564 * config/mips/mips.md (load_const_gp): New insn.
14565 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
14566 the MIPS16 GP pseudo register if no_new_pseudos.
14567 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
14569 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
14572 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
14574 (call_value): Likewise.
14576 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
14577 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14580 * doc/invoke.texi: (optimization options): Reword description
14581 of -ffast-math. Document its primary purpose.
14583 2007-03-31 Richard Guenther <rguenther@suse.de>
14585 * omp-low.c (splay-tree.h): Include.
14586 (lookup_decl): Replace splay-tree usage by pointer-map.
14587 (maybe_lookup_decl): Likewise.
14588 (new_omp_context): Likewise.
14589 (delete_omp_context): Likewise.
14590 * gimplify.c (splay-tree.h): Include.
14591 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
14593 (remap_ssa_name): Likewise.
14594 (remap_decl): Likewise.
14595 (remap_type_1): Likewise.
14596 (remap_type): Likewise.
14597 (copy_body_r): Likewise.
14598 (expand_call_inline): Likewise.
14599 (clone_body): Likewise.
14600 (copy_tree_r): Likewise.
14601 (remap_save_expr): Likewise.
14602 (unsave_r): Likewise.
14603 (unsave_expr_now): Likewise.
14604 (tree_function_versioning): Likewise.
14605 (build_duplicate_type): Likewise.
14606 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
14607 (struct copy_body_data): Replace splay-tree by pointer-map.
14608 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
14609 not $(SPLAY_TREE_H).
14610 (gimplify.o): Depend on $(SPLAY_TREE_H).
14611 (omp-low.p): Likewise.
14613 2007-03-31 Anatoly Sokolov <aesok@post.ru>
14615 * config/avr/predicates.md (even_register_operand,
14616 odd_register_operand): New predicates.
14617 * config/avr/avr.md (movw peephole2): New.
14618 (movw_r peephole2): New.
14620 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
14622 * tree.h (get_signed_or_unsigned_type): New.
14623 * fold-const.c (operand_equal_for_comparison_p): Use
14624 get_signed_or_unsigned_type instead of
14625 lang_hooks.types.signed_or_unsigned_type.
14626 * expr.c (store_expr): Ditto.
14627 * langhooks.c (get_signed_or_unsigned_type): New.
14628 (lhd_signed_or_unsigned_type): New.
14629 * langhooks.h (lhd_signed_or_unsigned_type): New.
14630 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
14632 2007-03-30 Richard Henderson <rth@redhat.com>
14634 * tree-ssa-loop-ivopts.c: Include target.h.
14635 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
14636 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
14637 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
14638 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
14640 2007-03-30 Richard Henderson <rth@redhat.com>
14641 Kai Tietz <kai.tietz@onevision.com>
14643 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
14644 default for 64-bit.
14645 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
14646 (TARGET_64BIT_MS_ABI): New.
14647 (DBX_REGISTER_NUMBER): Handle 64-bit.
14648 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
14649 (LONG_TYPE_SIZE): Force to 32.
14650 (REG_PARM_STACK_SPACE): New.
14651 (OUTGOING_REG_PARM_STACK_SPACE): New.
14652 (REGPARM_MAX, SSE_REGPARM_MAX): New.
14653 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14654 (STACK_BOUNDARY): Use 128 for 64-bit.
14655 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
14656 Add 64-bit implementation.
14657 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
14659 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
14660 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
14661 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
14662 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
14663 (ix86_handle_cconv_attribute): Don't warn when ignoring if
14664 TARGET_64BIT_MS_ABI.
14665 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
14666 (ix86_pass_by_reference): Likewise.
14667 (ix86_function_value_regno_p): Likewise.
14668 (ix86_build_builtin_va_list): Likewise.
14669 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
14670 (function_arg_advance_ms_64): New.
14671 (function_arg_advance): Call it.
14672 (function_arg_ms_64): New.
14673 (function_arg): Call it.
14674 (function_value_ms_64): New.
14675 (ix86_function_value_1): Call it.
14676 (return_in_memory_ms_64): New.
14677 (ix86_return_in_memory): Call it.
14678 (setup_incoming_varargs_ms_64): New.
14679 (ix86_setup_incoming_varargs): Call it.
14680 (ix86_expand_prologue): Handle 64-bit stack probing.
14681 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
14682 (output_pic_addr_const): Likewise.
14683 (x86_this_parameter): Likewise.
14684 (x86_output_mi_thunk): Likewise.
14685 (x86_function_profiler): Likewise.
14686 (TARGET_STRICT_ARGUMENT_NAMING): New.
14687 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
14688 (TARGET_64BIT_MS_ABI): New.
14689 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
14690 * config/i386/i386.md (allocate_stack_worker): Remove.
14691 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
14692 describe the clobber of eax without a match_scratch.
14693 (allocate_stack_worker_postreload): Remove.
14694 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
14695 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
14696 (allocate_stack_worker_rex64_postreload): Remove.
14697 (allocate_stack): Handle 64-bit.
14698 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
14699 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
14700 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
14701 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
14702 (STANDARD_STARTFILE_PREFIX_1): Likewise.
14703 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
14704 * config.build (x86_64-*-mingw*): New host.
14705 * config.host (x86_64-*-mingw*): New host.
14706 * config.gcc (x86_64-*-mingw*): New target.
14707 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
14709 2007-03-30 Richard Henderson <rth@redhat.com>
14710 Kai Tietz <kai.tietz@onevision.com>
14712 * c-pragma.c (struct def_pragma_macro_value): New.
14713 (struct def_pragma_macro): New.
14714 (pushed_macro_table): New.
14715 (dpm_hash, dpm_eq): New.
14716 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
14717 (init_pragma): Install them.
14718 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14720 2007-03-30 Anatoly Sokolov <aesok@post.ru>
14722 * config/avr/avr.c (avr_override_options): Clear
14723 'flag_delete_null_pointer_checks'.
14725 2007-03-30 Paolo Carlini <pcarlini@suse.de>
14728 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
14729 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
14730 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
14731 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
14732 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
14733 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
14734 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
14736 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
14738 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
14740 * regmove.c: Move all of pass_stack_adjustments from here...
14741 * combine-stack-adj.c: ...to this new file.
14742 * Makefile.in: Add rules for combine-stack-adj.o.
14744 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
14746 PR tree-optimization/31383
14747 * tree-data-ref.c (affine_function_equal_p): Do not require the
14748 vectors to have the same length.
14750 2007-03-30 Jan Hubicka <jh@suse.cz>
14752 PR middle-end/30700
14753 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
14754 availablility; add more sanity checking; ask varpool only about
14757 2007-03-29 Richard Henderson <rth@redhat.com>
14759 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
14760 to decide, but __SIZEOF_LONG_LONG__.
14762 2007-03-29 Richard Henderson <rth@redhat.com>
14764 * emutls.c (struct __emutls_array): New.
14765 (emutls_destroy): Use it instead of casting element 0 from void*.
14766 (__emutls_get_address): Likewise.
14768 2007-03-29 Richard Henderson <rth@redhat.com>
14770 * varasm.c (initializer_constant_valid_p): Don't deny
14771 DECL_DLLIMPORT_P on functions.
14773 * config/i386/cygming.h: Remove function declarations.
14774 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
14775 (ASM_OUTPUT_LABELREF): Remove.
14776 (COMMON_ASM_OP): Remove.
14777 (ASM_OUTPUT_COMMON): Remove.
14778 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
14779 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
14780 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14781 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
14782 Rename from TARGET_ENCODE_SECTION_INFO.
14783 * config/i386/netware.h: Likewise.
14784 * config/i386/i386-protos.h: Update.
14785 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
14786 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
14787 (legitimate_constant_p): Reject dllimports.
14788 (dllimport_map, get_dllimport_decl): New.
14789 (legitimize_dllimport_symbol): New.
14790 (legitimize_address, ix86_expand_move): Use it.
14791 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
14792 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
14793 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
14794 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
14795 * config/i386/predicates.md (constant_call_address_operand): Only
14796 accept symbols; reject dllimport_p symbols.
14797 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
14798 i386_pe_maybe_record_exported_symbol.
14799 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
14800 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
14801 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
14802 trust the setting of DECL_DLLIMPORT_P.
14803 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
14804 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
14805 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
14806 tidy the argument scanning loop.
14807 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
14808 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
14809 (i386_pe_strip_name_encoding): Remove.
14810 (i386_pe_binds_local_p): New.
14811 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
14812 (i386_pe_output_labelref): Remove.
14813 (i386_pe_asm_output_aligned_decl_common): New.
14814 (i386_pe_maybe_record_exported_symbol): Rename from
14815 i386_pe_record_exported_symbol; check for dllexported symbols.
14817 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
14819 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
14820 add comment explaining why vsnprintf cannot be used.
14822 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
14824 PR tree-optimization/30666
14825 * tree.c (build_complex_type): When creating type names for DWARF2
14826 debug info, create TYPE_DECLs for TYPE_NAME instead of
14828 (build_common_tree_nodes_2): Use build_complex_type when building
14829 predefined complex types, to preserve canonical types.
14831 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
14833 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
14834 (noce_get_alt_condition): Look at it to determine whether to
14835 reverse the condition or not.
14836 (noce_get_condition): Substitute the truth for lies.
14837 (noce_find_if_block): Set the then_else_reversed field.
14839 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
14841 * config/fr30/fr30.md (movdi): Do not accept immediates as the
14842 destination of this insn.
14843 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
14844 than calling gen_rtx_SET directly. Use r0 to hold the value of
14845 'address + 4' rather than a stack based temporary which can be
14846 mis-optimized away.
14848 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14850 * config/s390/s390.c (s390_secondary_input_reload_class,
14851 s390_secondary_output_reload_class): Functions removed.
14852 (s390_secondary_reload): New function.
14853 (TARGET_SECONDARY_RELOAD): Target macro defined.
14854 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
14855 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
14856 * config/s390/s390.md ("reload_outti", "reload_outdi",
14857 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
14858 "reload_out<mode>"): Expanders removed.
14859 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
14860 "reload<mode>_nonoffmem_out"): Expanders added.
14862 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14864 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14865 action if SRC->DEST replacement failed anyway.
14867 2007-03-28 Mike Stump <mrs@apple.com>
14869 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14870 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14871 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14873 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14875 * config.gcc: Accept barcelona as a variant of amdfam10.
14876 * config/i386/i386.c (override_options): Likewise.
14877 * doc/invoke.texi: Likewise.
14879 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14881 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14882 offsets for BIT_FIELD_REF and COMPONENT_REF.
14884 2007-03-28 Richard Guenther <rguenther@suse.de>
14886 * tree.c (is_global_var): Move ...
14887 * tree-flow-inline.h (is_global_var): ... here.
14888 * tree.h (is_global_var): Remove declaration.
14890 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14892 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14894 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14895 * config/i386/i386.c (ix86_tune_features): Initialize new
14897 * config/i386/predicates.md (promotable_binary_operator): Use
14898 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14900 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14903 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14905 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14907 * config/fr30/fr30.md (movsi_internal): Change destination
14908 constraint from m to V and add m to the end.
14910 2007-03-28 Christian Bruel <christian.bruel@st.com>
14912 * config/sh/sh.md (movsi_i): Fix type attribute.
14914 2007-03-28 Christian Bruel <christian.bruel@st.com>
14916 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14917 (movsf_ie): Likewise.
14919 2007-03-28 Christian Bruel <christian.bruel@st.com>
14921 * config.gcc: Add sh4-300 to multilib.
14922 * config/sh/t-mlib-sh4-300: New file.
14924 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14926 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14927 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14928 fix_trunc<mode>di2.
14929 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14930 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14931 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14932 "fixuns_trunctddi2"): Whitespace fix.
14934 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14936 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14937 the definition of struct sh_args.
14938 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14939 CALL_COOKIE_INT_REG_GET): Likewise.
14941 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14943 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14944 transformations are applied successfully.
14946 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14948 * tree.c (tree_contains_struct): Permit 512 tree codes.
14949 * tree.h (tree_contains_struct): Ditto.
14950 (MAX_TREE_CODES): Ditto.
14951 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14952 SPARE member to store remaining padding bits.
14954 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14956 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14959 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14961 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14962 * configure: Regenerate.
14964 * configure: Regenerate using the correct version of autoconf.
14966 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14968 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14970 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14971 regs to "__SP_L__" and "__SP_H__".
14973 2007-03-27 Richard Guenther <rguenther@suse.de>
14975 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14976 computations with it with a HOST_WIDE_INT variable.
14978 2007-03-26 Mike Stump <mrs@apple.com>
14980 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14981 objective-c-header, objective-c++-header and objc++-cpp-output
14983 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14985 2007-03-26 Richard Henderson <rth@redhat.com>
14988 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14989 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14990 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14991 IX86_BUILTIN_PSRLQ128): New.
14992 (ix86_init_mmx_sse_builtins): Add them.
14993 (ix86_expand_builtin): Expand them.
14994 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14995 operand 2 be TImode.
14996 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14997 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14998 _mm_srli_epi64): Mark __B const.
14999 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
15000 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
15001 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
15002 new two-vector shift builtins.
15004 2007-03-26 Ian Lance Taylor <iant@google.com>
15006 PR tree-optimization/31345
15007 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
15008 [+INF, +INF(OVF)] into VARYING.
15010 2007-03-26 Zack Weinberg <zackw@panix.com>
15012 * gengtype-parse.c: New file.
15013 * gengtype-yacc.y: Delete.
15014 * gengtype-lex.l: Don't include gengtype-yacc.h.
15015 Define YY_DECL and yyterminate appropriately for recursive
15016 descent parser. yylval is now a string out-parameter to yylex.
15017 (HWS, EOID): New shorthand.
15018 (IWORD): Add a couple more types.
15019 (yylex): Add a setup stanza. Remove the complex rules for
15020 detecting GTY'ed types and typedefs; replace with simple
15021 keyword detectors. Adjust everything for the changed
15022 definition of yylval. Ignore all pp-directives, not just #define.
15024 (parse_file): Rename yybegin; do not call yyparse.
15026 * gengtype.c (xasprintf): Export again.
15027 (this_file): New. Use everywhere __FILE__ was being used.
15028 (get_lang_bitmap): Special case types defined in gengtype.c.
15029 (do_typedef, new_structure): Suppress definition of certain types.
15030 (new_structure): Improve diagnostics of duplicate definitions.
15031 Make sure location_s is associated with input.h.
15032 (nreverse_pairs, define_location_structures): New functions.
15033 (main): Improve tagging of kludge types. Remove old kludges
15034 for input.h types; use define_location_structures.
15035 * gengtype.h: Update prototypes. Define token codes here.
15036 * Makefile.in: Remove all references to gengtype-yacc.
15037 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
15039 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
15040 add GTY((skip)) to the field that's only conditionally there.
15041 * doc/install.texi: Document that Bison is no longer required
15042 unless building treelang.
15044 * gengtype.c: Don't include gtyp-gen.h.
15045 (srcdir): Declare here.
15046 (base_files, lang_dir_names): Allocate dynamically.
15047 (gt_files, num_gt_files, num_lang_dirs): New globals.
15048 (measure_input_list, read_input_line, read_input_list)
15049 (set_lang_bitmap): New functions.
15050 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
15051 simplify, relying on read_input_list to set up the bitmaps.
15052 (main): Arguments are no longer unused. Check for correct number
15053 of command line arguments, set srcdir and srcdir_len, then call
15054 read_input_list, before doing anything else. No need to worry
15055 about duplicates in main loop.
15056 * configure.ac: Simplify the calculation of all_gtfiles.
15057 Put language tags in there. Don't set or substitute
15058 all_gtfiles_files_langs or all_gtfiles_files_frags.
15059 * Makefile.in: Revamp the way gengtype is invoked, now that it
15060 takes a file on its command line with a much simpler format.
15061 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
15062 (GTFILES): Remove duplicates and C source files.
15063 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
15064 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
15065 * configure: Regenerate.
15067 * gengtype.h: Remove all type definitions to gengtype.c; leave
15068 only definitions of options_p, type_p, and pair_p as opaque
15069 pointers. Update prototypes.
15070 * gengtype.c: Many type definitions moved here from gengtype.h.
15071 Consolidate type definitions at the top of the file.
15072 (xvasprintf): Delete.
15073 (xasprintf): Make static.
15074 (create_nested_pointer_option): Add 'next' parameter.
15075 (create_field_all, create_field_at): New functions.
15076 (create_field): Now a thin wrapper around create_field_all.
15077 (create_optional_field): Rename create_optional_field_ and add
15078 line argument. Original name is now a macro which supplies
15080 (oprintf): Use vsnprintf directly.
15081 (close_output_files): Use fatal rather than perror/exit.
15082 (note_def_vec, note_def_vec_alloc): Use create_field_at.
15083 (main): Set progname. Don't use exit.
15084 * gengtype-yacc.y (struct_fields): Use create_field_at.
15085 (option, optionseqopt): Delete.
15086 (optionseq): Consolidate productions from option here so we
15087 can use the first argument to create_option.
15089 * gengtype-lex.l: Distinguish unions from structures in the
15090 token type. Don't call find_structure; return the tag as a string.
15091 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
15092 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
15093 string. Reorganize typedef_struct production accordingly.
15094 Use create_nested_ptr_option.
15095 * gengtype.c (create_nested_ptr_option): New function.
15096 * gengtype.h: Declare it.
15098 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
15099 (string_type): Don't declare.
15100 (do_scalar_typedef): Declare.
15101 (create_scalar_type): Update prototype.
15102 * gengtype.c (string_type): Make static.
15103 (scalar_nonchar, scalar_char): New.
15104 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
15105 (resolve_typedef): Use scalar_nonchar for error recovery.
15106 (create_scalar_type): Remove name_len field. Return scalar_char
15107 or scalar_nonchar as appropriate.
15108 (adjust_field_type): Look at scalar_is_char boolean to decide whether
15109 to use string_type.
15110 (throughout): Use scalar_nonchar instead of calling
15111 create_scalar_type, whenever possible.
15112 (main): Initialize scalar_char and scalar_nonchar before calling
15114 * gengtype-lex.l: Adjust for removal of second argument to
15115 create_scalar_type. Use yylval.s instead of yylval.t when
15117 * gengtype-yacc.y: Type of SCALAR is string. Call
15118 create_scalar_type from type:SCALAR rule. Adjust for removal of
15119 second argument to create_scalar_type.
15121 * vec.h: Remove all #if IN_GENGTYPE blocks.
15122 Add comment saying that changes may require adjustments to gengtype.
15123 * gengtype.c: Don't include coretypes.h or tm.h.
15124 Add comment to inclusion of errors.h.
15125 (note_def_vec, note_def_vec_alloc): New functions.
15126 * gengtype.h: Declare new functions.
15127 * gengtype-lex.l: Don't include coretypes.h.
15128 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
15130 (update_lineno): Remove unnecessary prototype.
15131 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
15132 (VEC rule): Just return VEC_TOKEN.
15133 * gengtype-yacc.y (VEC_TOKEN): New token type.
15134 (type): Add a production for VEC(a,b).
15135 * Makefile.in: Update dependencies.
15137 * gengtype-lex.l: Remove rules for parsing pointer-to-function
15138 typedefs that use the old PARAMS macro.
15140 * gengtype-lex.l: Remove all rules and states relating to yacc
15142 * gengtype-yacc.y: Similarly.
15143 * gengtype.c (note_yacc_type): Delete function.
15144 * gengtype.h: Update prototypes.
15146 2007-03-26 Joseph Myers <joseph@codesourcery.com>
15148 * tree-pretty-print.c (dump_generic_node): Report precision of
15149 unnamed integer types.
15151 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
15153 * ifcvt.c (noce_try_store_flag_constants): Don't check
15154 no_new_pseudos here.
15155 (noce_try_store_flag_constants): Don't check no_new_pseudos.
15156 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
15157 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
15158 noce_try_sign_mask): Likewise.
15159 (if_convert): Check no_new_pseudos here.
15161 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
15163 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
15164 (noce_get_condition): Handle new then_else_reversed argument.
15165 (noce_init_if_info): Remove, fold into noce_find_if_block.
15166 (noce_process_if_block): Take a struct noce_if_info as the
15167 argument. Don't set up one based on ce_if_info. Update pointer
15168 references accordingly.
15169 (cond_move_process_if_block): Likewise.
15170 (process_if_block): Removed.
15171 (find_if_block): Removed. Move functionality two new functions,
15172 noce_find_if_block and cond_exec_find_if_block.
15173 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
15174 blocks and the symmetric IF-ELSE-JOIN case.
15175 (cond_exec_find_if_block): Also new function mostly based on old
15176 find_if_block and process_if_block.
15177 (find_if_header): Replace find_if_block call with separately
15178 guarded calls to noce_find_if_block and cond_exec_find_if_block.
15179 (find_cond_trap): Update noce_get_condition call.
15180 (dead_or_predicable): Likewise.
15182 2007-03-26 Jakub Jelinek <jakub@redhat.com>
15184 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
15186 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
15187 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
15188 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
15189 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
15190 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
15191 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
15192 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
15193 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
15194 __builtin_ia32_psrad128 builtins.
15196 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
15198 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
15199 * config/i386/constraints.md
15200 (define_constraint "I"): Use IN_RANGE macro.
15201 (define_constraint "J"): Ditto.
15202 (define_constraint "K"): Ditto.
15203 (define_constraint "M"): Ditto.
15204 (define_constraint "N"): Ditto.
15205 (define_constraint "O"): Ditto.
15206 * config/i386/predicates.md
15207 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
15208 (define_predicate "const_0_to_3_operand"): Ditto.
15209 (define_predicate "const_0_to_7_operand"): Ditto.
15210 (define_predicate "const_0_to_15_operand"): Ditto.
15211 (define_predicate "const_0_to_63_operand"): Ditto.
15212 (define_predicate "const_0_to_255_operand"): Ditto.
15213 (define_predicate "const_1_to_31_operand"): Ditto.
15214 (define_predicate "const_2_to_3_operand"): Ditto.
15215 (define_predicate "const_4_to_7_operand"): Ditto.
15217 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15219 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
15220 in SImode for save_world.
15221 * config/rs6000/altivec.md (save_world, restore_world): Convert to
15224 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
15226 PR tree-optimization/30784
15227 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
15230 2007-03-25 Revital Eres <eres@il.ibm.com>
15232 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
15233 Fold movement_possibility function into it.
15235 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15237 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
15238 (load_macho_picbase_{si,di}): Convert to LR hard reg.
15239 (call_indirect_nonlocal_darwin64): Same.
15240 (call_nonlocal_darwin64): Same.
15241 (call_value_indirect_nonlocal_darwin64): Same.
15242 (call_value_nonlocal_darwin64): Same.
15243 (sibcall_nonlocal_darwin64): Same.
15244 (sibcall_value_nonlocal_darwin64): Same.
15245 (sibcall_symbolic_64): Same.
15246 (sibcall_value_symbolic_64): Same.
15247 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
15249 (rs6000_emit_load_toc_table): Same.
15250 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
15251 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
15253 (divss_call): Same.
15254 (divus_call): Same.
15255 (quoss_call): Same.
15256 (quous_call): Same.
15257 (load_toc_v4_pic_si): Same
15258 (load_toc_v4_PIC_1): Same.
15259 (load_toc_v4_PIC_1b): Same.
15260 (call_indirect_aix{32,64}): Same.
15261 (call_value_indirect_aix{32,64}): Same.
15263 (call_value): Same.
15264 (call_local{32,64}): Same.
15265 (call_value_local{32,64}): Same.
15266 (call_indirect_nonlocal_aix{32,64}): Same.
15267 (call_nonlocal_aix{32,64}): Same.
15268 (call_value_indirect_nonlocal_aix{32,64}): Same.
15269 (call_value_nonlocal_aix{32,64}): Same.
15270 (call_indirect_nonlocal_sysv<mode>): Same.
15271 (call_nonlocal_sysv<mode>): Same.
15272 (call_value_indirect_nonlocal_sysv<mode>): Same.
15273 (call_value_nonlocal_sysv<mode>): Same.
15275 (sibcall_local{32,64}): Same.
15276 (sibcall_value_local{32,64}): Same.
15277 (sibcall_nonlocal_aix{32,64}): Same.
15278 (sibcall_value_nonlocal_aix{32,64}): Same.
15279 (sibcall_nonlocal_sysv<mode>): Same.
15280 (sibcall_value): Same.
15281 (sibcall_value_nonlocal_sysv<mode>): Same.
15283 2007-03-24 Paul Brook <paul@codesourcery.com>
15285 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
15286 * config/arm/linux-eabi.h: Remove legacy syscall hack.
15288 2007-03-24 Richard Henderson <rth@redhat.com>
15290 * config/ia64/constraints.md: New file.
15291 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
15292 satisfies_constraint_?.
15293 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
15294 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
15295 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
15296 ia64_output_mi_thunk): Likewise.
15297 (ia64_const_ok_for_letter_p): Remove.
15298 (ia64_const_double_ok_for_letter_p): Remove.
15299 (ia64_extra_constraint): Remove.
15300 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
15301 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
15302 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
15303 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
15304 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
15305 EXTRA_MEMORY_CONSTRAINT): Remove.
15306 * config/ia64/ia64.md: Include constriants.md. Replace
15307 CONST_OK_FOR_? with satisfies_constraint_?.
15309 2007-03-23 Michael Meissner <michael.meissner@amd.com>
15310 H.J. Lu <hongjiu.lu@intel.com>
15312 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
15314 (name macros): Use DPD_BID_NAME to convert names properly.
15316 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
15317 decimal floating point format.
15318 (init_floating_libfuncs): Change decimal functions so that they
15319 have a "bid_" prefix if the decimal system uses the BID format,
15320 and "dpd_" prefix if the decimal system uses the DPD format.
15321 (init_interclass_conv_libfuncs): Ditto.
15322 (init_intraclass_conv_libfuncs): Ditto.
15324 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15325 using the BID format.
15327 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15328 whether we are using the BID decimal format.
15329 * configure: Regenerate.
15331 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15332 the compiler has decimal floating point enabled. Define
15333 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15336 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15337 using the BID format.
15339 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15340 whether we are using the BID decimal format.
15341 * configure: Regenerate.
15343 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15344 the compiler has decimal floating point enabled. Define
15345 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15348 * doc/install.texi (--enable-decimal-float): Document BID and DPD
15349 options, and that it is enabled for i386/x86_64 systems.
15351 * Makefile.in (enable_decimal_float): New.
15353 (DECNUMINC): Add -I$(DECNUMFMT).
15354 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
15355 to $(DECNUMFMT) from $(DECNUM).
15357 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
15358 Substitute enable_decimal_float.
15359 * configure: Regenerated.
15362 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
15365 * configure.ac: Enable decimal float for x86_64-*-linux*.
15366 * configure: Regenerated.
15369 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
15370 decimal128ClearSign to flip and clear the sign bit in decimal128.
15371 (decimal_real_maxval): Set decimal128SetSign to set the sign
15374 2007-03-23 Ian Lance Taylor <iant@google.com>
15376 * fold-const.c (fold_binary): Correct warning for X - c >= X.
15378 2007-03-23 Ian Lance Taylor <iant@google.com>
15380 * tree-dump.c (dump_files): Correct comment.
15382 2007-03-23 Ian Lance Taylor <iant@google.com>
15384 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
15386 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
15388 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
15389 in cfglayout mode. Don't go into and out of cfglayout mode.
15390 Link the blocks in the order of the constructed traces.
15391 (rest_of_handle_tracer): Adjust call to tracer.
15392 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
15393 Don't go into cfglayout mode.
15394 (rtl_loop_done): Don't go out of cfglayout mode.
15395 * cfglayout.c (relink_block_chain): New function, split out from...
15396 (fixup_reorder_chain): ...here. Remove redundant checking.
15397 (cfg_layout_finalize): Don't clear the header, footer, and aux
15398 fields here, move the code to do so to relink_block_chain. Likewise
15399 for free_original_copy_tables.
15400 * rtl.h (tracer): Update prototype.
15401 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
15402 Assert we are in cfglayout mode. Don't go into and out of cfglayout
15403 mode. Use relink_block_chain to serialize the CFG according to the
15404 new basic block order. Move targetm.cannot_modify_jumps_p check from
15406 (gate_handle_reorder_blocks): ...to here.
15407 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
15409 (gate_duplicate_computed_gotos): ...to here.
15410 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
15411 something always changes when going into and out of cfglayout mode.
15412 Perform an expensive cfg cleanup while going into cfglayout mode.
15413 Always update liveness information on HAVE_conditional_execution
15414 targets. Reserialize the basic blocks and go out of cfglayout mode.
15415 * reg-stack.c: Include cfglayout.h.
15416 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
15417 the call to reorder_basic_blocks.
15418 * basic-block.h (reorder_basic_blocks): Update prototype.
15419 (relink_block_chain): New prototype.
15420 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
15422 2007-03-23 Joseph Myers <joseph@codesourcery.com>
15424 * config/mips/mips.md (type, hazard, *movdi_32bit,
15425 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
15426 *movhi_internal, *movqi_internal, *movsf_hardfloat,
15427 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
15428 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
15429 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
15431 (movcc): Change first xfer to multi.
15432 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
15433 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
15434 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
15435 config/mips/generic.md: Change reservations using "xfer" to use
15437 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
15438 using match_operand.
15439 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
15440 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
15442 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
15444 2007-03-22 Richard Henderson <rth@redhat.com>
15446 * config/i386/i386.c: Remove unnecessary function declarations.
15447 Move targetm definition, and all related macros, to the end of
15448 the file. Resort some functions to put definitions before uses.
15449 (ix86_attribute_table): Make static. Move to end of file.
15450 (ix86_gimplify_va_arg): Make static.
15452 2007-03-22 Richard Henderson <rth@redhat.com>
15454 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
15455 don't increase local_regparm with force_align_arg_pointer check.
15456 (ix86_function_sseregparm): Assert 32-bit.
15457 (type_has_variadic_args_p): New.
15458 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
15459 type_has_variadic_args_p.
15460 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
15461 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
15462 use memset instead. Do maybe_vaarg check first; skip attribute
15463 tests if true; skip attribute tests for 64-bit.
15464 (construct_container): Remove TARGET_DEBUG_ARG.
15465 (function_arg_advance_32, function_arg_advance_64): Split out ...
15466 (function_arg_advance): ... from here.
15467 (function_arg_32, function_arg_64): Split out ...
15468 (function_arg): ... from here.
15469 (ix86_pass_by_reference): Tidy.
15470 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
15471 (function_value_32): New, from parts of ix86_function_value
15472 and ix86_value_regno.
15473 (function_value_64): New, from parts of ix86_function_value
15474 and ix86_libcall_value.
15475 (ix86_function_value_1): New.
15476 (ix86_function_value, ix86_libcall_value): Use it.
15477 (return_in_memory_32, return_in_memory_64): Split out ...
15478 (ix86_return_in_memory): ... from here.
15479 (ix86_struct_value_rtx): Skip for 64-bit.
15480 (ix86_libcall_value, ix86_value_regno): Remove.
15481 (setup_incoming_varargs_64): Split out ...
15482 (ix86_setup_incoming_varargs): ... from here.
15483 (ix86_va_start): Remove TARGET_DEBUG_ARG.
15484 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
15485 * config/i386/i386-protos.h (ix86_function_value): Remove.
15486 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
15488 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15491 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
15492 infinities not supported, otherwise emit warning if -Woverflow. On
15493 underflow, emit warning if -Woverflow.
15494 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
15496 * real.h (real_from_string): Update declaration
15498 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
15499 Richard Henderson <rth@redhat.com>
15501 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
15502 * calls.c (compute_argument_block_size, expand_call,
15503 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
15504 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
15505 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
15506 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
15507 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
15508 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
15509 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
15510 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
15513 2007-03-22 Joseph Myers <joseph@codesourcery.com>
15515 * c-incpath.c (add_sysroot_to_chain): New.
15516 (merge_include_chains): Add sysroot argument. Call
15517 add_sysroot_to_chain if sysrooted.
15518 (register_include_chains): Update call to merge_include_chains.
15519 * doc/cppopts.texi: Document use of '=' in include directory
15522 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
15524 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
15525 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
15526 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
15527 insn pattern using X87MODEF12 mode macro.
15529 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
15531 * regmove.c (regmove_optimize): Use reg_mentioned_p
15532 instead of reg_overlap_mentioned_p for DST.
15534 2007-03-21 Mike Stump <mrs@apple.com>
15536 * c.opt: Fixup for Objective-C/C++.
15538 2007-03-21 Steve Ellcey <sje@cup.hp.com>
15540 * explow.c (convert_memory_address): Fold memory reference when
15541 POINTERS_EXTEND_UNSIGNED < 0
15543 2007-03-21 Richard Henderson <rth@redhat.com>
15546 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
15547 * config/i386/mmintrin.h (__m64): Likewise.
15548 * config/i386/xmmintrin.h (__m128): Likewise.
15550 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15552 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
15553 (VXWORKS_OS_CPP_BUILTINS): Define.
15554 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
15555 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
15557 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15559 * rtl.h (constant_pool_reference_p): Delete.
15560 (find_constant_src): Declare.
15561 * rtlanal.c (find_constant_src): New function.
15562 * simplify-rtx.c (constant_pool_reference_p): Delete.
15563 * config/i386/i386.md: Use find_constant_src instead of
15564 constant_pool_reference_p/avoid_constant_pool_reference pairs.
15566 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15568 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
15569 * c-cppbuiltin.c (c_cpp_builtins): Define them.
15571 2007-03-20 Mark Mitchell <mark@codesourcery.com>
15573 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
15574 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
15575 (arm_elf_asm_constructor): Use it.
15576 (arm_elf_asm_destructor): New function.
15578 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
15580 * jump.c (mark_jump_label): Treat SEQUENCE specially.
15582 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
15584 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
15586 2007-03-19 Andrew Haley <aph@redhat.com>
15588 PR tree-optimization/31264
15589 * tree-vrp.c (register_edge_assert_for_1): Don't look though
15590 VIEW_CONVERT_EXPRs.
15592 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
15594 PR rtl-optimization/30907
15595 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
15596 (fwprop_init): Always call loop_optimizer_initialize.
15597 (fwprop_done): Always call loop_optimizer_finalize.
15598 (fwprop): We always have loop info now.
15599 (gate_fwprop_addr): Remove.
15600 (pass_fwprop_addr): Use gate_fwprop as gate.
15602 PR rtl-optimization/30841
15603 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
15604 df_chain_alloc): Call df_reorganize_refs unconditionally.
15605 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
15606 refs_organized to refs_organized_size.
15607 (df_ref_create_structure): Use refs_organized_size instead of
15608 bitmap_size if refs had been organized, and keep refs_organized_size
15610 * df.h (struct df_ref_info): Change refs_organized to
15611 refs_organized_size.
15612 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
15615 2007-03-19 Mark Mitchell <mark@codesourcery.com>
15617 * except.c (output_function_exception_table): Do not reference the
15618 EH personality routine for functions that do not require an
15621 2007-03-20 Jakub Jelinek <jakub@redhat.com>
15624 * c-typeck.c (convert_for_assignment): Call comptypes for
15625 RECORD_TYPE or UNION_TYPE.
15627 PR inline-asm/30505
15628 * reload1.c (reload): Do invalid ASM checking after
15629 cleanup_subreg_operands.
15631 2007-03-19 Jeff Law <law@redhat.com>
15633 * tree-cfg.c (find_taken_edge): Tighten conditions for
15634 optimizing computed gotos.
15636 2007-03-19 Michael Matz <matz@suse.de>
15638 * builtins.c (expand_builtin_sync_operation,
15639 expand_builtin_compare_and_swap,
15640 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
15643 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
15644 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
15647 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15649 * doc/tm.texi: Add brackets around the return type of
15650 TARGET_SECONDARY_RELOAD.
15652 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15653 Richard Guenther <rguenther@suse.de>
15655 PR tree-optimization/31254
15656 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
15657 Use handled_component_p () where appropriate. Continue
15658 propagating into the rhs if we propagated into an INDIRECT_REF
15661 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15663 * config/s390/s390.md (op_type attribute): RRR instruction type added.
15664 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
15665 (xde, xdee): Mode attributes adjusted to support DFP modes.
15666 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
15667 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
15668 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
15669 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
15670 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
15671 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15672 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
15674 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
15675 "movsf"): Insn definitions removed.
15676 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
15677 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
15678 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
15680 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
15681 "reload_in<mode>", "reload_out<mode>"): Expander added.
15682 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
15685 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15687 * config/s390/s390.md: Only non-functional changes. Renamed
15688 FPR mode macro to BFP all over the file.
15690 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15692 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
15693 (op_type attribute): RRF instruction type added.
15694 (fT0): New mode attribute.
15695 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15696 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
15697 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
15698 instruction no secondary memory is needed when moving DFmode values
15699 between GPRs and FPRs.
15701 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15703 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
15704 inverted and documentation adjusted.
15705 ("mhard-dfp", "msoft-dfp"): New options.
15706 * config/s390/s390.c (s390_handle_arch_option): New architecture
15708 (override_options): Sanity checks for the new options added.
15709 * config.gcc: New architecture switch: z9-ec.
15710 * config/s390/s390.h (processor_flags): PF_DFP added.
15711 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
15712 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
15713 when the bit is NOT set so remove it from the defaults.
15715 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15717 * genemit.c (main): Print include statement for dfp.h.
15718 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
15721 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15723 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
15725 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
15728 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
15729 instead of PATTERN.
15731 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15733 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
15734 attr_length_call, output_call, output_indirect_call): Cleanup
15735 formatting of targetm calls.
15737 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15739 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
15741 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15743 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
15744 reservation, bypass and anti-bypass descriptions for these
15745 instructions. Update move patterns.
15746 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
15749 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
15751 * tree-vect-transform.c (get_initial_def_for_induction): Replace
15752 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
15753 (get_initial_def_for_reduction): Likewise.
15755 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
15757 Fix PR tree-optimization/29922
15758 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
15759 (get_representative): Removed.
15760 (value_dies_in_block_x): Update for rvuse removal.
15761 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
15762 (compute_antic_aux): Handle when PHI nodes appear in
15763 non-single-successors.
15764 (dump_bitmap_of_names): Removed.
15765 (compute_antic_safe): Renamed and removed rvuse calculation.
15766 Calculate only antic safe.
15767 (insert_into_preds_of_block): Remove assert.
15768 (execute_pre): Update for renamed functions.
15769 (defer_or_phi_translate_block): New function.
15771 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15773 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
15774 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
15776 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
15777 Follow spelling conventions.
15779 * tree-data-ref.h: Remove the prototype for analyze_array.
15781 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
15783 PR tree-optimization/31041
15784 * tree-vect-transform.c (get_initial_def_for_induction): Call
15785 force_gimple_operand.
15787 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
15789 * ipa-type-escape.c (look_for_casts) : Revert code to use
15790 handled_component_p due to ada test a-numaux.adb.
15792 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15794 * final.c (final_scan_insn): Alter the condition of a
15795 conditional trap if we have nonstandard CC.
15797 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15799 * configure.ac: Remove excess quoting from asm line 0 test.
15800 * configure: Rebuilt.
15802 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15804 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
15805 * c-common.c (convert_and_check): Move warning logic to...
15806 (warnings_for_convert_and_check): ...here. Define.
15807 * c-common.h (warnings_for_convert_and_check): Declare.
15809 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15811 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
15812 (output_call): Likewise.
15814 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15816 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
15818 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15820 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
15822 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
15824 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
15825 opteron, athlon-64 and athlon-fx processor_alias_table entries.
15827 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
15829 PR tree-optimization/31183
15830 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15831 Use double_int instead of unsigned int for representing access_strides.
15832 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
15834 2007-03-16 Richard Guenther <rguenther@suse.de>
15836 PR tree-optimization/31146
15837 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
15838 to allow recursion of forward_propagate_addr_expr.
15839 (forward_propagate_addr_into_variable_array_index): Likewise.
15840 (forward_propagate_addr_expr): Likewise.
15841 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15842 (forward_propagate_addr_expr_1): Recurse on simple copies
15843 instead of propagating into them. Do so for useless conversions
15845 (forward_propagate_addr_expr): Clean up unused statements after
15848 2007-03-16 Richard Guenther <rguenther@suse.de>
15850 * builtins.c (expand_builtin_cexpi): Use the right argument
15851 for the expansion via cexp.
15853 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15855 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
15856 * configure: Rebuilt.
15858 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15861 * dwarf2out.c (force_type_die): Adjust comment.
15862 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15864 2007-03-15 DJ Delorie <dj@redhat.com>
15866 * config/frv/predicates.md (minmax_operator): Don't check operands
15869 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15871 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15872 Update constant estimates of number of iterations.
15873 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15874 argument renamed to "realistic".
15875 (compute_estimated_nb_iterations): Removed.
15876 (record_niter_bound): New function.
15877 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15878 call record_nonwrapping_iv with upper = false.
15879 (infer_loop_bounds_from_signedness): Pass upper argument to
15880 record_nonwrapping_iv.
15881 (estimate_numbers_of_iterations_loop): Do not call
15882 compute_estimated_nb_iterations. Record estimate based on profile
15883 information. Initialize the constant estimates of number of
15885 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15887 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15888 number of iterations is too small.
15889 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15890 (EST_NOT_AVAILABLE): Removed.
15891 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15892 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15895 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15897 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15898 Handle NE_EXPR guards.
15900 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15903 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15904 Set also -pedantic-errors by default for the preprocessor unless
15905 -fpermissive is given.
15907 2007-03-15 Richard Guenther <rguenther@suse.de>
15909 PR middle-end/29719
15910 PR middle-end/31161
15911 * builtins.c (expand_builtin_cexpi): As a fallback if we
15912 don't have builtins for sincos or cexp create a function
15913 declaration for cexp and expand to a call to that.
15914 (expand_builtin_int_roundingfn): Always fall
15915 back to floor/ceil and its variants even if they may be
15918 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15920 PR middle-end/31159
15921 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15922 jump tables, move the call to delete_dead_jumptables from here...
15923 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15924 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15925 don't allow merging of blocks that try_redirect_by_replacing_jump
15926 also does not handle when not optimizing.
15928 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15929 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15931 * config/i386/i386.md (x86_sahf_1): Correctly handle
15934 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15937 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15938 x86_64_general_operand as operand[2] predicate. Remove "iF"
15939 from operand constraints and use "e" constraint instead.
15940 (*subti3_1, *subti3_1 splitter): Ditto.
15941 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15942 operand[1] predicate.
15944 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15946 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15947 arrays, multiply the access strides by the size of the sub-array.
15948 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15950 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15952 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15953 the configured assembler supports the sahf mnemonic.
15954 * configure: Regenerate.
15955 * config.in: Regenerate.
15957 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15958 emit "sahf" or ".byte\t0x9e" as asm template.
15960 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15963 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15964 option to replace hard coded TARGET_xxx in md file.
15965 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15966 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15967 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15968 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15969 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15970 (X86_TUNE_NOT_VECTORMODE): Ditto.
15971 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15972 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15973 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15974 (TUNE_SLOW_IMUL_IMM8): Ditto.
15975 (TUNE_MOVE_M1_VIA_OR): Ditto.
15976 (TUNE_NOT_UNPAIRABLE): Ditto.
15977 (TUNE_NOT_VECTORMODE): Ditto.
15979 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15982 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15983 tuning options instead of hard coded TARGET_xxx.
15984 (fix ssemode peephole2's): Ditto.
15985 (imul peephole2's): Ditto.
15987 (movdi_or_rex64): Ditto.
15988 (move peephole2): Ditto.
15989 (not peephole2's): Ditto.
15991 2007-03-14 Dirk Mueller <dmueller@suse.de>
15993 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15994 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15995 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15997 * c-parser.c (c_parser_do_statement): Warn about empty body in
15998 do/while statement.
15999 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
16000 * doc/invoke.texi (-Wempty-body): Update documentation.
16002 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16005 * c-common.h (warn_for_div_by_zero): Declare.
16006 * c-common.c (warn_for_div_by_zero): Define.
16007 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
16010 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16012 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
16013 to PREFIX and STANDARD_PREFIX.
16015 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16016 Phil Edwards <phil@codesourcery.com>
16018 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
16019 (__gthread_once_t): Remove busy field for RTPs.
16020 (__GTHREAD_ONCE_INIT): Update accordingly.
16022 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16024 * doc/invoke.texi: Document VxWorks options.
16026 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16028 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
16030 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
16032 PR tree-optimization/30590
16033 * tree-nrv.c (tree_nrv): Check for the partial update of the
16036 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16038 * flags.h (flag_random_seed): Remove declaration, in favor of...
16039 * toplev.h (get_random_seed, set_random_seed): ... these.
16040 * tree.c (get_file_function_name): Use the former.
16041 * opts.c (common_handle_option): Use the latter.
16044 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
16046 PR middle-end/31127
16047 * cse.c (cse_find_path): Do not bail out if a basic block that
16048 we already visited now becomes part of a path that starts at a
16049 different basic block. Just disallow this, to make sure we
16050 visit each basic block at most once.
16052 2007-03-13 Jan Hubicka <jh@suse.cz>
16054 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
16055 attributes, when profile esitmate is present, calls with very low
16056 frequency are cold.
16058 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
16060 PR tree-optimization/30730
16061 PR tree-optimization/26900
16062 * tree-ssa-loop-niter.c: Include gmp.h.
16063 (bounds): New type.
16064 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
16065 split_to_var_and_offset, determine_value_range,
16066 bound_difference_of_offsetted_base, refine_bounds_using_guard,
16067 bound_difference, bounds_add, bounds_negate,
16068 number_of_iterations_ne_max, dump_affine_iv): New functions.
16069 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
16070 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
16071 difference of initial and final value of control iv to validate
16073 (number_of_iterations_cond): Add loop parameter. Determine bounds
16074 on the difference of the extremes of the control iv. Add dumps.
16075 (expand_simple_operations): Handle phi nodes.
16076 (simplify_using_initial_conditions): Do not record used conditions.
16077 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
16078 Do not set additional_info.
16079 (implies_nonnegative_p, implies_ge_p): Removed.
16080 (derive_constant_upper_bound): Do not use parameter `additional'.
16081 (record_estimate): Parameter `additional' removed. Parameter
16082 `i_bound' added. Do not call derive_constant_upper_bound.
16083 (record_nonwrapping_iv): Use derive_constant_upper_bound to
16084 bound the number of iterations estimate.
16085 (estimate_numbers_of_iterations_loop): Pass the estimate from
16086 the number of iterations analysis to record_estimate.
16087 * tree.h (multiple_of_p): Declare.
16088 * tree-scalar-evolution.c (expression_expensive_p): Removed.
16089 (scev_const_prop): Do not check expression_expensive_p.
16090 * fold-const.c (multiple_of_p): Exported.
16091 * double-int.c (double_int_mask): Exported.
16092 * double-int.h (double_int_mask): Declare.
16093 * tree-flow.h (struct tree_niter_desc): Removed additional_info
16094 field. Added max field.
16096 2007-03-13 David Taylor <taylor@candd.org>
16099 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
16102 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16105 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
16106 two unamed patterns.
16108 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
16110 * config/i386/i386.opt (mcx16, msahf): New options.
16111 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
16112 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
16114 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
16115 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
16116 Output -mcx16 and -msahf options when corresponding bit is set.
16118 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
16119 and -msahf options.
16121 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16123 * configure.ac: Test for assembler tolerance to # 0 "".
16124 * configure, config.in: Rebuilt.
16125 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
16127 2007-03-13 Geoffrey Keating <geoffk@apple.com>
16129 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
16131 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
16132 (handle_syscall): Handle direct system calls.
16133 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
16135 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16137 * doc/invoke.texi: Fix cpp.info cross-reference.
16138 * doc/passes.texi: Fix gcc.info cross-reference.
16140 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
16142 PR tree-optimization/30835
16143 * lambda-code.c (can_convert_to_perfect_nest): Check whether
16144 bb_for_stmt is not NULL before accessing it.
16146 2007-03-12 Joseph Myers <joseph@codesourcery.com>
16148 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
16151 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16154 * doc/install.texi: Document --enable-stage1-languages
16156 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
16158 * tree-pass.h (pass_into_cfg_layout_mode,
16159 pass_outof_cfg_layout_mode): Declare.
16160 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
16161 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
16162 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
16163 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
16165 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
16167 * c-decl.c (warn_variable_length_array): New function.
16168 Refactored from grokdeclarator to handle warn_vla
16169 and handle unnamed array case.
16170 (grokdeclarator): Refactored VLA warning case.
16171 * c.opt (Wvla): New flag.
16172 * doc/invoke.texi (Wvla): New warning.
16174 2007-03-12 Richard Henderson <rth@redhat.com>
16176 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
16177 (TARGET_SECTION_TYPE_FLAGS): New.
16179 2007-03-12 Richard Henderson <rth@redhat.com>
16181 * config/darwin.c (machopic_reloc_rw_mask): New.
16182 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
16183 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
16185 2007-03-12 Mark Mitchell <mark@codesourcery.com>
16187 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
16188 * cppdefault.h (cpp_PREFIX): Document.
16189 (cpp_PREFIX_len): Likewise.
16190 (cpp_EXEC_PREFIX): New variable.
16191 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
16192 * c-incpath.c (add_standard_paths): Correct logic for relocating
16193 paths within prefix.
16195 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
16197 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
16198 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
16200 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
16201 fix_truncdfdi_sse using SSEMODEF mode macro.
16202 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
16203 fix_truncdfsi_sse using SSEMODEF mode macro.
16204 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
16205 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
16207 2007-03-12 Richard Sandiford <richard@codesourcery.com>
16209 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
16210 elfos.h to tm_file.
16212 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
16214 * tree.h : Add multiple_of_p declaration.
16215 * fold-const.c (multiple_of_p): Make multiple_of_p public.
16216 * ipa-type-escape.c (results_of_malloc): Redundant.
16217 (visited_stmts): New. Visited stmt for walk_use_def_chains.
16218 (cast_type): Extended with new members.
16219 (check_cast): Returns cast_type.
16220 (cast): New structure for data of walk_use_def_chains.
16221 (is_malloc_result, is_cast_from_non_pointer_1,
16222 is_cast_from_non_pointer,
16223 is_array_access_through_pointer_and_index): New functions.
16224 (look_for_casts): Returns cast types.
16225 (check_call): Returns void.
16226 (okay_pointer_operation): Use support of pointer plus index,
16227 pointer plus constant and allow all multiplications.
16229 2007-03-11 Richard Guenther <rguenther@suse.de>
16231 PR tree-optimization/31115
16232 * tree-vrp.c (extract_range_from_binary_expr): Make sure
16233 the shift count is positive and non-anti-range for RSHIFT_EXPR.
16234 A shift count of zero is not special as with *_DIV_EXPR.
16235 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
16238 2007-03-11 Ian Lance Taylor <iant@google.com>
16240 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
16241 the *_DIV_EXPR codes correctly with overflow infinities.
16243 2007-03-11 Ira Rosen <irar@il.ibm.com>
16245 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
16246 indicate success/failure of the analysis. Add negation to subtrahend
16247 in case of subtraction. Fail if both operands contain constants.
16248 (create_data_ref): Fail if analyze_offset fails.
16250 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
16252 * config/i386/i386.md (frndintxf2): Rename to ...
16253 (rintxf2): ... this. Remove expander having same name.
16254 (rintsf2, rintdf2): Implement using SSEMODEF macro.
16255 (roundsf2, rounddf2): Ditto.
16256 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
16257 (lround<mode>di2, lround<mode>si2): Ditto.
16259 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
16261 * lower-subreg.c: Include except.h.
16262 (decompose_multiword_subregs): Verify that the only control flow
16263 insns we can split are loads to multi-words pseudos.
16264 Handle breaking such blocks after splitting, instead of calling
16265 find_many_sub_basic_blocks.
16267 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
16268 on the new basic block. Add a lengthy comment explaining why we
16269 thought this was necessary.
16270 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
16272 2007-03-10 Mark Mitchell <mark@codesourcery.com>
16275 * tree.c (walk_type_fields): Recurse into the element type of
16276 ARRAY_TYPEs if there is a pointer set.
16278 2007-03-10 Dirk Mueller <dmueller@suse.de>
16280 * c-common.c (warn_logical_operator): Fix condition.
16282 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
16284 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
16286 * config/darwin.c (machopic_select_section): Remove superfluous
16287 argument in call to categorize_decl_for_section. Remove unused
16290 2007-03-10 Joseph Myers <joseph@codesourcery.com>
16292 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
16294 * configure: Regenerate.
16296 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
16299 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
16300 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
16301 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
16302 Add LABEL_NUSES to emitted label.
16303 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
16304 branch probability value to emitted jump insn.
16305 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
16306 Do not check life information and do not re-arrange input operands
16307 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
16309 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16311 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
16312 the change of decode_asm_operands.
16314 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16316 * mode-switching.c (create_pre_exit): Skip blockage insn.
16318 2007-03-09 Diego Novillo <dnovillo@redhat.com>
16320 * tree-pass.h (TODO_update_smt_usage): Remove.
16322 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16326 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16328 * pa.c (attr_length_call): Revise condition for long
16329 pc-relative branch.
16330 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
16331 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
16332 sequence on SOM target.
16334 2007-03-09 Geoffrey Keating <geoffk@apple.com>
16336 * gcc.c: Document %{, in big comment at top.
16337 (input_suffix_matches): Remove special handling for .s and
16339 (input_spec_matches): New.
16340 (handle_braces): Handle %{,.
16341 (validate_switches): ',' indicates a value which is not a switch.
16342 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
16343 to detect assembler input.
16344 * config/i386/sol2.h (CPP_SPEC): Likewise.
16345 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
16346 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16347 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
16348 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
16349 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
16350 -m64 causes deployment target to default to 10.5.
16351 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16353 2007-03-09 Richard Henderson <rth@redhat.com>
16356 * target.h (targetm.asm.out.reloc_rw_mask): New.
16357 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
16358 (TARGET_ASM_OUT): Use it.
16359 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
16360 * varasm.c (categorize_decl_for_section): Remove shlib argument;
16361 use the new reloc_rw_mask target hook instead.
16362 (default_section_type_flags_1): Merge into...
16363 (default_section_type_flags): ... here.
16364 (decl_readonly_section_1): Merge into...
16365 (decl_readonly_section): ... here.
16366 (default_elf_select_section_1): Merge into...
16367 (default_elf_select_section): ... here.
16368 (default_unique_section_1): Merge into...
16369 (default_unique_section): ... here.
16370 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
16371 (default_select_rtx_section): Use it.
16372 (default_elf_select_rtx_section): Likewise.
16373 * output.h: Update to match.
16374 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
16375 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
16376 (TARGET_ASM_RELOC_RW_MASK): New.
16377 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
16378 to categorize_decl_for_section.
16379 (x86_64_elf_unique_section): Likewise.
16380 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
16381 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
16382 (TARGET_ASM_RELOC_RW_MASK): New.
16383 * config/ia64/ia64.c (ia64_rwreloc_select_section,
16384 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
16385 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
16386 (TARGET_RWRELOC): Remove.
16387 (ia64_section_type_flags): Adjust call to default_section_type_flags.
16388 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16389 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
16390 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
16391 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
16392 (rs6000_xcoff_select_section): Use decl_readonly_section.
16393 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
16394 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16395 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
16396 (TARGET_SECTION_TYPE_FLAGS): Remove.
16397 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
16399 2007-03-09 Roger Sayle <roger@eyesopen.com>
16401 * fold-const.c (fold_comparison): Remove compile-time evaluation of
16402 complex constant equality/inequality comparisons for here.
16403 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
16404 known at compile-time or can be simplified to a scalar comparison.
16405 (fold_relational_const): Move compile-time evaluation of complex
16406 constant equality/inequality comparisons to here.
16408 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16410 PR rtl-optimization/30643
16411 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
16413 (fold_rtx): Recurse, like before 2006-11-03.
16415 2007-03-09 DJ Delorie <dj@redhat.com>
16417 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
16420 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
16422 PR tree-optimization/30375
16423 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
16424 LHS of statements is not the same.
16425 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
16427 2007-03-09 Chao-ying Fu <fu@mips.com>
16429 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
16431 * doc/invoke.texi (-mdspr2): Document new option.
16432 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
16433 New unspec for DSP REV 2.
16434 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
16435 these instructions are extended in DSP REV 2.
16436 (mips-dspr2.md): Include.
16437 * config/mips/mips.opt (mdspr2): New option.
16438 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
16439 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
16440 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
16441 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
16442 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
16443 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
16444 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
16446 (bdesc_map): Add one field of unsupported_target_flags.
16447 (bdesc_arrays): Update entries to have extra fields. Add
16449 (mips_init_builtins): Initialize new function types.
16450 Check unsupported_target_fileds to filter out builtins.
16451 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
16453 (ASM_SPEC): Pass mdspr2 to the assembler.
16454 * config/mips/mips-dspr2.md: New file.
16456 2007-03-09 Sa Liu <saliu@de.ibm.com>
16458 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
16460 2007-03-09 Ian Lance Taylor <iant@google.com>
16462 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
16463 argument) like -Wstrict-overflow=2.
16464 * doc/invoke.texi (Warning Options): Update documentation.
16466 2007-03-09 Dirk Mueller <dmueller@suse.de>
16469 * doc/invoke.texi (-Wlogical-op): Document.
16470 * common.opt (-Wlogical-op): New.
16471 * c-common.h (warn_logical_operator): Declare.
16472 * c-common.c (warn_logical_operator): Define.
16473 * c-typeck.c (parser_build_binary_op): Call
16474 warn_logical_operator.
16476 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16478 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
16479 * final.c (final_scan_insn): Test for non-"" file name.
16481 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
16483 * doc/loop.texi: Document the Omega linear constraints solver.
16484 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
16485 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
16486 omega-hash-table-size, omega-max-keys, and
16487 omega-eliminate-redundant-constraints.
16488 * tree-pass.h (pass_check_data_deps): Declared.
16491 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
16492 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
16493 pass_check_data_deps): New.
16494 * tree-data-ref.c (init_data_ref): Remove declaration.
16495 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
16496 (analyze_array): Renamed init_array_ref, move up initializations.
16497 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
16498 Removed arguments that are set to NULL.
16499 (analyze_indirect_ref): Correct indentation, correct call to
16501 (object_analysis): Call init_array_ref instead of analyze_array.
16502 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
16503 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
16504 of DR_ACCESS_FNS_ADDR.
16505 (init_omega_eq_with_af, omega_extract_distance_vectors,
16506 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
16507 ddr_consistent_p): New.
16508 (compute_affine_dependence): Check consistency of ddrs when
16509 flag_check_data_deps is passed.
16510 (analyze_all_data_dependences): Uncomment.
16511 (tree_check_data_deps): New.
16512 * tree-data-ref.h: Include omega.h.
16513 (DR_ACCESS_FNS_ADDR): Removed.
16514 (data_dependence_relation): Add inner_loop.
16515 (DDR_INNER_LOOP): New.
16516 * common.opt (fcheck-data-deps): New.
16517 * tree-flow.h (tree_check_data_deps): Declare.
16518 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
16519 (OBJS-common): Depend on omega.o.
16521 * passes.c (pass_check_data_deps): Scheduled.
16522 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
16523 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
16524 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
16525 PARAM_VECT_MAX_VERSION_CHECKS,
16526 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
16528 2007-03-09 Richard Guenther <rguenther@suse.de>
16530 PR tree-optimization/30904
16531 PR middle-end/31058
16532 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
16533 the same way as *_DIV_EXPR.
16535 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16537 * recog.c (decode_asm_operands): No mixed declarations and code.
16539 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16541 * rtl.def (ASM_INPUT): Add location.
16542 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
16543 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
16544 (decode_asm_operands): Add loc operand.
16545 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
16546 * stmt.c (expand_asm): Rename to...
16547 (expand_asm_loc): ... this. Add locus argument. Pass it on to
16548 gen_rtx_ASM_INPUT_loc.
16549 (expand_asm_expr): Adjust.
16550 * recog.c (decode_asm_operands): Add loc operand.
16551 (check_asm_operands, extract_insn): Adjust.
16552 * reload1.c (maybe_fix_stack_asms): Likewise.
16553 * final.c (asm_insn_count): Likewise.
16554 (final_scan_insn): Output # line before and after asm.
16556 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
16558 * tree-ssa-structalias.c (variable_info): Remove
16560 (new_var_info): Ditto.
16561 (shared_bitmap_info_t): New structure.
16562 (shared_bitmap_table): New variable.
16563 (shared_bitmap_hash): New function.
16564 (shared_bitmap_eq): Ditto
16565 (shared_bitmap_lookup): Ditto.
16566 (shared_bitmap_add): Ditto.
16567 (merge_smts_into): Change to take bitmap directly.
16568 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
16569 (init_alias_vars): Init shared bitmap hashtable.
16570 (delete_points_to_sets): Delete shared bitmap hashtable.
16571 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
16572 is_aliased removal as a change that was still necessary was
16575 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
16577 * config/i386/i386.h (override_options): Conditionally disable
16578 x86_sahf for 64bit targets only.
16580 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16583 * c-decl.c (merge_decls): Don't call make_var_volatile.
16584 * varasm.c (make_var_volatile): Remove.
16585 * output.h (make_var_volatile): Remove.
16587 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
16589 PR tree-optimization/31085
16590 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
16592 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16594 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
16595 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
16596 ATTR_CONST_NOTHROW_LIST.
16598 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16601 2007-03-08 Diego Novillo <dnovillo@redhat.com>
16603 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
16605 2007-03-08 Geoffrey Keating <geoffk@apple.com>
16608 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
16610 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
16611 passed, use shared libgcc.
16613 2007-03-08 Roger Sayle <roger@eyesopen.com>
16615 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
16616 instead of calling build2 with a GIMPLE_MODIFY_STMT.
16617 (honor_protect_cleanup_actions, lower_try_finally_switch):
16619 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
16620 ifc_temp_var): Likewise.
16621 * tree-inline.c (setup_one_parameter): Likewise.
16622 * tree-mudflap.c (mf_decl_cache_locals,
16623 mf_build_check_statement_for): Likewise.
16624 * tree-nested.c (init_tmp_var, save_tmp_var,
16625 finalize_nesting_tree_1): Likewise.
16626 * tree-outof-ssa.c (insert_copy_on_edge,
16627 insert_backedge_copies): Likewise.
16628 * tree-profile.c (tree_gen_edge_profiler,
16629 tree_gen_ic_profiler): Likewise.
16630 * tree-scalar-evolution.c (scev_const_prop): Likewise.
16631 * tree-sra.c (sra_build_assignment): Likewise.
16632 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
16633 * tree-ssa-math-opts.c (insert_reciprocals,
16634 execute_cse_sincos_1): Likewise.
16635 * tree-tailcall.c (adjust_accumulator_values,
16636 adjust_return_value): Likewise.
16637 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
16638 * tree-vect-transform.c (vect_create_data_ref_ptr,
16639 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
16640 vect_create_epilog_for_reduction, vectorizable_reduction,
16641 vectorizable_call, vectorizable_conversion,
16642 vectorizable_assignment, vectorizable_operation,
16643 vectorizable_type_demotion, vect_gen_widened_results_half,
16644 vect_permute_store_chain, vectorizable_store,
16645 vect_setup_realignment, vect_permute_load_chain,
16646 vectorizable_load, vectorizable_condition,
16647 vect_create_cond_for_align_checks): Likewise.
16648 * tree-vrp.c (build_assert_expr_for): Likewise.
16650 2007-03-08 Ian Lance Taylor <iant@google.com>
16652 * tree-vrp.c: Include "intl.h".
16653 (usable_range_p): New static function.
16654 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
16655 overflowed values, juts set *strict_overflow_p.
16656 (compare_values): Only return -2 if one of the operands is not a
16658 (compare_ranges): Call usable_range_p.
16659 (compare_range_with_value): Likewise.
16660 (vrp_evaluate_conditional_warnv): Rename from
16661 vrp_evaluate_conditional. Make static. Change all callers.
16662 (vrp_evaluate_conditional): New function.
16663 (simplify_div_or_mod_using_ranges): Issue warning about reliance
16664 on signed overflow.
16665 (simplify_abs_using_ranges): Likewise.
16666 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
16667 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
16668 within_stmt parameter.
16669 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16670 vrp_evaluate_conditional.
16671 * tree-ssa-threadedge.c
16672 (record_temporary_equivalences_from_stmts_at_dest): Change
16673 simplify parameter to take a second tree parameter.
16674 (simplify_control_stmt_condition): Likewise.
16675 (thread_across_edge): Likewise.
16676 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16677 (thread_across_edge): Likewise.
16678 * Makefile.in (tree-vrp.o): Depend upon intl.h.
16680 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
16682 * config/i386/i386.h (TARGET_SAHF): New define.
16683 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
16684 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
16685 (x86_sahf): New global variable.
16686 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
16687 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
16688 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
16689 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
16691 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
16692 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
16693 when expanding fcomi/sahf based tests.
16694 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
16695 expanding sahf based alternative. Emit sahf based sequence when
16696 optimizing for code size.
16697 * config/i386/i386.md (x86_sahf_1): Do not disable for
16698 TARGET_64BIT, enable for TARGET_SAHF.
16700 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
16702 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
16703 spurious whitespace from error message.
16705 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
16708 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
16710 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
16712 * c-decl.c (grokdeclarator): Disable warnings for anonymous
16714 * tree-sra.c (instantiate_element): Propagate disabled warnings
16715 from the element itself to the created variable.
16717 2007-03-07 Richard Henderson <rth@redhat.com>
16720 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
16721 silently fix up the stack in the case of a missing register.
16723 2007-03-07 Paul Brook <paul@codesourcery.com>
16725 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
16727 2007-03-07 Joseph Myers <joseph@codesourcery.com>
16729 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
16731 (phase1_vrs): Use them.
16732 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
16733 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
16734 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
16735 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
16736 __gnu_Unwind_Restore_WMMXC if required.
16737 (_Unwind_VRS_Pop): Implement iWMMXt support.
16738 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
16739 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
16740 gnu_Unwind_Save_WMMXC): Define.
16742 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16744 * config/vxworks.h (vxworks_override_options): Declare.
16745 (VXWORKS_OVERRIDE_OPTIONS): Use it.
16746 * config/vxworks.c: Include target.h and toplev.h.
16747 (vxworks_override_options): New function.
16748 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
16750 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
16752 * config/s390/s390.c (override_options): Don't emit an error when
16753 -mstack-size is used without providing -mstack-guard.
16754 (s390_emit_prologue): Choose stack_guard value automatically if not
16755 provided via command line.
16756 * doc/invoke.texi: Adjust description of -mstack-guard and
16759 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16761 * config/i386/i386.c (output_set_got): Add a GOT initialization
16762 sequence for VxWorks PIC.
16763 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
16764 around labels as well as symbols. Use gotoff_operand instead
16765 of local_symbolic_operand.
16766 (legitimize_pic_address): Use gotoff_operand instead of
16767 local_symbolic_operand. Use @GOT accesses for labels as
16769 (ix86_output_addr_diff_elt): Use PC-relative rather than
16770 GP-relative offsets for VxWorks PIC.
16771 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
16772 no_new_pseudos. Check whether the returned register is op0.
16773 * config/i386/i386.md (tablejump): Use PC-relative rather than
16774 GP-relative offsets for VxWorks PIC.
16775 * config/i386/predicates.md (gotoff_operand): New predicate.
16777 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16779 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
16781 * config/vxworks-dummy.h: New file.
16782 * config/i386/i386.h: Include it.
16784 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
16786 * dwarf2out.c (is_inlined_entry_point): New
16787 (add_high_low_attributes): Emit DW_AT_entry_pc along with
16788 DW_AT_ranges if the first subblock is the entry point.
16790 2007-03-06 David Daney <ddaney@avtrex.com>
16792 * doc/install.texi (mips-*-*): Change recommended binutils
16795 2007-03-06 Anatoly Sokolov <aesok@post.ru>
16797 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
16798 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
16800 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16801 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16803 2007-03-06 Jan Hubicka <jh@suse.cz>
16805 * errors.h (warning, error, fatal, internal_error): Mark as cold.
16806 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
16808 (probably_cold_bb_p): Cold functions are cold.
16809 (probably_never_executed_bb_p): Cold functions are cold.
16810 (tree_bb_level_predictions): Predict calls to cold functions as not
16812 (compute_function_frequency): Check hot/cold attributes.
16813 * function.h (function_frequency): Update comments.
16814 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
16815 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
16816 (c_common_att): Add cold and hot.
16818 * doc/extend.texi (hot,cold attributes): Document.
16820 2007-03-06 Andrew Haley <aph@redhat.com>
16822 * function.c (expand_function_end): Move blockage to just after we
16823 emit the label for the naked return from the function.
16825 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16827 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
16830 2007-03-06 Jan Hubicka <jh@suse.cz>
16832 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
16833 loaded for constant large models. Non-large 64bit PIC can do.
16834 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
16835 * cmodel.h: Add LARGE PIC.
16836 * i386.md (UNSPEC_PLTOFF): New.
16837 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
16839 (*call_1_rex64): Disable for large models.
16840 (*call_1_rex64_large): New.
16841 (*call_value_1_rex64): Disable for large models.
16842 (*call_value_1_rex64_large): New.
16843 (set_rip_rex4): New.
16844 (set_got_offset_rex64): New.
16845 * predicates.md (constant_call_address_operand): For large model
16846 constant calls are not possible.
16847 * i386-protos.h (construct_plt_address): Declare.
16848 * i386.c (override_options): Accept large models.
16849 (ix86_expand_prologue): Expand large PIC GOT pointer load.
16850 (legitimate_constant_p): Add new UNSPECs.
16851 (legitimate_pic_operand_p): Likewise.
16852 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
16853 (legitimize_pic_address): Do easy RIP relative way for TLS only for
16855 (output_pic_addr_const): Add PLTOFF.
16856 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
16857 (ix86_expand_move): Legitimize pic address when in PIC mode.
16858 (construct_plt_address): New function.
16859 (ix86_expand_call): Offload the address to register and use GOT
16860 pointer for large model.
16861 * invoke.texi (mcmodel=large): Update documentation.
16863 2007-03-06 Richard Henderson <rth@redhat.com>
16865 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16866 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16867 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16868 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16869 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16870 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16871 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16872 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16873 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16874 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16875 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16876 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16877 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16878 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16879 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16880 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16881 x86_schedule, x86_use_bt, x86_pad_returns,
16882 x86_use_xchgb): Merge into ...
16883 (ix86_tune_features): ... here. New array.
16884 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16885 x86_bswap): Merge into ...
16886 (ix86_arch_features): ... here. New array.
16887 (x86_3dnow_a): Remove.
16888 (x86_accumulate_outgoing_args): Make static.
16889 (x86_arch_always_fancy_math_387): Make static.
16890 (ix86_tune_mask, ix86_arch_mask): Move ...
16891 (override_options): ... to local variables here. Apply the
16892 appropriate mask to each element of ix86_arch_features and
16893 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16894 as were done in the old macros.
16895 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16896 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16897 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16898 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16899 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16900 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16901 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16902 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16903 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16904 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16905 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16906 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16907 x86_accumulate_outgoing_args, x86_prologue_using_move,
16908 x86_epilogue_using_move, x86_decompose_lea,
16909 x86_arch_always_fancy_math_387, x86_shift1,
16910 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16911 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16912 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16913 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16914 x86_use_incdec, x86_pad_returns, x86_bswap,
16915 x86_partial_flag_reg_stall): Remove.
16916 (enum ix86_tune_indices): New.
16917 (ix86_tune_features): New.
16918 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16919 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16920 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16921 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16922 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16923 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16924 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16925 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16926 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16927 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16928 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16929 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16930 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16931 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16932 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16933 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16934 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16935 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16936 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16937 TARGET_EXT_80387_CONSTANTS): Use it.
16938 (enum ix86_arch_indices): New.
16939 (ix86_arch_features): New.
16940 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16941 TARGET_BSWAP): Use it.
16942 (ix86_tune_mask, ix86_arch_mask): Remove.
16944 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16947 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16948 Define using $${sysroot_headers_suffix}.
16949 * configure: Regenerate.
16950 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16951 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16953 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16954 * gcc.c (print_sysroot_headers_suffix): New.
16955 (option_map): Include --print-sysroot-headers-suffix.
16956 (display_help): Mention -print-sysroot-headers-suffix.
16957 (process_command): Handle -print-sysroot-headers-suffix.
16958 (do_spec_1): Append multilib directory to include-fixed path if
16959 sysroot suffixes in use.
16960 (main): Handle -print-sysroot-headers-suffix.
16961 * Makefile.in (start.encap): Don't depend on xlimits.h
16962 (xlimits.h): Remove.
16963 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16964 limits.h for each multilib in fixinc_list.
16965 (fixinc_list, s-fixinc_list): New.
16966 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16967 generate them for each multilib in fixinc_list.
16968 (stmp-fixproto): Use include-fixed. Run fixproto for each
16969 multilib in fixinc_list.
16970 (mostlyclean): Don't remove xlimits.h.
16971 (clean): Remove include-fixed.
16972 (real-install-headers-tar, real-install-headers-cpio,
16973 real-install-headers-cp): Don't copy include, only include-fixed.
16974 (install-mkheaders): Depend on fixinc_list. Don't depend on
16975 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16976 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16977 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16979 2007-03-06 Jan Hubicka <jh@suse.cz>
16981 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16984 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16986 * configure.ac: Allow tm_file to contain build-directory files.
16987 * configure: Regenerate.
16988 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16989 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16990 * config/m68k/print-sysroot-suffix.sh: New file.
16992 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16994 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16995 of pic_offset_table_rtx if reload_completed.
16996 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16997 PIC_OFFSET_TABLE_REGNUM.
16998 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
17000 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
17001 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
17003 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17005 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17006 functions that call eh_return.
17008 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17010 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17011 functions that need a constant pool.
17013 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17016 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
17017 (m68k_preferred_reload_class): Likewise.
17018 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
17019 (SECONDARY_RELOAD_CLASS): Define.
17020 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
17021 (LIMIT_RELOAD_CLASS): Delete.
17022 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
17023 registers from storing bytes.
17024 (m68k_secondary_reload_class): New function.
17025 (m68k_preferred_reload_class): Likewise.
17027 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17029 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
17031 (m68k_expand_prologue): Likewise.
17033 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17035 * config/m68k/m68k-protos.h (output_sibcall): Declare.
17036 (mips_expand_epilogue): Add a bool parameter.
17037 (m68k_legitimize_sibcall_address): Declare.
17038 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
17039 (m68k_expand_epilogue): Add a parameter to select between sibling
17040 and normal epilogues. Only generate a return for the latter.
17041 (m68k_ok_for_sibcall_p): New function.
17042 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
17043 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
17044 (sibcall_value, *sibcall_value): Likewise.
17045 (*call, *call_value): Require !SIBLING_CALL_P.
17046 (epilogue): Update call to m68k_expand_epilogue.
17047 (sibcall_epilogue): New pattern.
17048 * config/m68k/predicates.md (const_call_operand): Say that this
17049 predicate applies to sibling calls too.
17050 (sibcall_operand): New predicate.
17052 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17054 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
17055 alternatives as movsi_cf.
17056 (movsf_cf_hard): Add commentary.
17058 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
17059 Richard Sandiford <richard@codesourcery.com>
17061 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
17062 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
17063 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
17064 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
17065 as being live on exit from an interrupt function.
17066 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
17067 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
17068 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
17069 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
17070 (m68k_interrupt_function_p): Globalize.
17071 (m68k_compute_frame_layout): Remove reverse mask code.
17072 (m68k_emit_movem, m68k_set_frame_related): New functions.
17073 (m68k_output_function_prologue): Delete in favor of...
17074 (m68k_expand_prologue): ...this new function.
17075 (m68k_output_function_epilogue): Delete in favor of...
17076 (m68k_expand_epilogue): ...this new function.
17077 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
17079 (print_operand): Handle %?.
17080 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
17081 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
17082 (prologue, epilogue): New patterns.
17083 (return): Turn into a define_expand.
17084 (*return): New pattern, derived from old "return" pattern. Use rte
17085 rather than rts for interrupt functions. Only use rtd if the pop
17087 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
17088 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
17089 (link, *link, unlink, *unlink, load_got): Likewise.
17091 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17095 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
17096 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
17097 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
17098 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
17099 and m68k_matches_u_p.
17100 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
17101 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
17102 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
17103 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
17104 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
17105 (REG_STRICT_P): New macro.
17106 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
17107 PCREL_GENERAL_OPERAND_OK.
17108 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
17109 m68k_legitimate_base_reg_p.
17110 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
17111 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
17112 (PIC_CASE_VECTOR_ADDRESS): Update comment.
17113 * config/m68k/m68k.c (m68k_address): New structure.
17114 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
17115 (m68k_decompose_index, m68k_legitimate_constant_address_p)
17116 (m68k_jump_table_ref_p, m68k_decompose_address)
17117 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
17118 (m68k_matches_u_p): New functions.
17119 (print_operand_address): Rewrite to use m68k_decompose_index.
17121 2007-03-05 David Taylor <dtaylor@emc.com>
17123 * gcc.c: Correct copyright date in --version output.
17125 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17127 * pa.md: In unamed move patterns, disparge copies between general
17128 and floating point registers using '?' modifier. Don't include 'f'
17129 constraint for register preferences in DImode, SImode, HImode and
17130 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
17131 Remove constraints for copies between general and floating registers
17132 in soft-float DFmode pattern.
17133 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
17137 2007-03-05 Mike Stump <mrs@apple.com>
17139 * c-common.c (targetcm): Add.
17140 * c-opts.c (c_common_handle_option): Handle language specific
17142 * opts.c (handle_option): Verify language for target options, if
17144 * opth-gen.awk: Add CL_LANG_ALL.
17145 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
17146 (TARGETCM_INITIALIZER): Add.
17147 * target.h (struct gcc_targetcm): Add.
17149 * targhooks.c (default_handle_c_option): Add.
17150 * targhooks.h (default_handle_c_option): Add.
17151 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
17153 * config/darwin.opt (iframework): Add.
17154 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
17155 * config/darwin-c.c (handle_c_option): Add.
17156 (TARGET_HANDLE_C_OPTION): Add.
17158 * doc/invoke.texi (Darwin Options): Add -iframework.
17160 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17162 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
17165 2007-03-05 Ian Lance Taylor <iant@google.com>
17167 * c.opt (fgnu89-inline): New option.
17168 * c-opts.c (c_common_post_options): Set default value for
17170 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
17171 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
17173 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
17174 (grokdeclarator, start_function): Likewise.
17175 * c-cppbuiltin.c (c_cpp_builtins): Define either
17176 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
17177 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
17178 (C Dialect Options): Document -fgnu89-inline.
17179 * doc/extend.texi (Function Attributes): Explain what the
17180 gnu_inline attribute does.
17181 * doc/cpp.texi (Common Predefined Macros): Document
17182 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17184 2007-03-05 Ian Lance Taylor <iant@google.com>
17186 PR tree-optimization/31034
17187 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
17188 half-range if the other side is an overflow infinity.
17190 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17192 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
17193 (bfin*-linux-uclibc*): New configuration.
17194 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
17196 * config/bfin/linux.h: New file.
17197 * config/bfin/libgcc-bfin.ver: New file.
17198 * config/bfin/t-bfin-uclinux: New file.
17199 * config/bfin/t-bfin-linux: New file.
17200 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
17201 (TARGET_OS_CPP_BUILTINS): New macro.
17203 2007-03-05 Richard Guenther <rguenther@suse.de>
17205 * fold-const.c (fold_binary): Remove duplicate folding
17206 of comparison of non-null ADDR_EXPR against null.
17208 2007-03-05 Richard Guenther <rguenther@suse.de>
17209 Dorit Nuzman <dorit@il.ibm.com>
17211 PR tree-optimization/26420
17212 * tree-vectorizer.c (vectorize_loops): Bail out early if there
17213 are no loops in the function. Only print the number of
17214 vectorized loops if it is greater than zero or we are supposed
17215 to print information about unvectorized loops.
17217 2007-03-05 Revital Eres <eres@il.ibm.com>
17219 * gcc.dg/var-expand1.c: New test.
17220 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
17221 when an accumulator is expanded.
17223 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17226 * c-common.c (convert_and_check): Don't give warnings for
17227 conversion if 'expr' already overflowed.
17229 2007-03-04 Roger Sayle <roger@eyesopen.com>
17231 PR middle-end/30744
17232 * fold-const.c (fold_comparison): Enforce type consistency when
17233 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
17235 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
17237 * tree-ssa-address.c (create_mem_ref): Do not put an expression
17238 containing a cast to the base of TARGET_MEM_REF.
17240 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
17242 * tree.c (tree_contains_struct_check_failed): Remove spurious
17243 whitespace from error message.
17245 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
17248 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
17249 instead of precision.
17251 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
17252 Nathan Sidwell <nathan@codesourcery.com>
17254 * emit-rtl.c (find_auto_inc): New.
17255 (try_split): recreate REG_INC notes,
17256 Use regular for loops rather than whiles.
17258 2007-03-03 Andreas Schwab <schwab@suse.de>
17260 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
17261 * configure: Regenerate.
17263 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17265 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
17266 flag_rounding_math, not flag_unsafe_math_optimizations.
17268 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
17270 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
17271 alpha_fold_vector_minmax): Likewise.
17272 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
17273 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
17275 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17277 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
17278 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
17279 if the lhs has side-effects.
17280 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
17282 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17284 * config/i386/i386.h (TUNEMASK): Remove define.
17285 (ARCHMASK): Remove define.
17286 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
17287 Use ix86_arch_mask variable instead of ARCHMASK.
17288 * config/i386/i386.c (override_options): Ditto.
17289 (standard_80387_constant_p): Ditto.
17291 2007-03-02 Ian Lance Taylor <iant@google.com>
17293 Used signed infinities in VRP.
17294 * tree-vrp.c (uses_overflow_infinity): New static function.
17295 (supports_overflow_infinity): New static function.
17296 (make_overflow_infinity): New static function.
17297 (negative_overflow_infinity): New static function.
17298 (positive_overflow_infinity): New static function.
17299 (is_negative_overflow_infinity): New static function.
17300 (is_positive_overflow_infinity): New static function.
17301 (is_overflow_infinity): New static function.
17302 (overflow_infinity_range_p): New static function.
17303 (compare_values_warnv): New function split out of compare_values.
17304 (compare_value): Call it.
17305 (set_value_range_to_nonnegative): Add overflow_infinity
17306 parameter. Change caller.
17307 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
17309 (vrp_expr_computes_nonzero): Likewise.
17310 (compare_ranges, compare_range_with_value): Likewise.
17311 (compare_name_with_value, compare_names): Likewise.
17312 (vrp_evaluate_conditional): Likewise.
17313 (set_value_range): Handle infinity
17314 (vrp_operand_equal_p, operand_less_p): Likewise.
17315 (extract_range_from_assert): Likewise.
17316 (vrp_int_const_binop): Likewise.
17317 (extract_range_from_binary_expr): Likewise.
17318 (extract_range_from_unary_expr): Likewise.
17319 (extract_range_from_comparison): Likewise.
17320 (extract_range_from_expr): Likewise.
17321 (dump_value_range): Likewise.
17322 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
17323 (test_for_singularity): Likewise.
17324 (vrp_int_const_binop): Remove inline qualifier.
17325 (adjust_range_with_scev): Add comment.
17326 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17328 2007-03-02 Diego Novillo <dnovillo@redhat.com>
17330 * tree-ssa-structalias.c (could_have_pointers): Tidy.
17331 (get_constraint_for): Likewise.
17332 (do_structure_copy): Likewise.
17333 (find_func_aliases): Fix references to MODIFY_EXPR.
17334 (intra_create_variable_infos): Tidy.
17335 * tree-ssa-operands.c (add_virtual_operand): Add argument
17337 When adding members of alias sets, if IS_CALL_SITE is true and
17338 the symbol is not call-clobbered, skip it.
17339 Adjust all callers.
17341 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17343 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
17344 entry by means of emit_insn_at_entry.
17346 2007-03-02 Richard Henderson <rth@redhat.com>
17348 * expr.h (promoted_input_arg): Remove decl.
17349 * function.c (promoted_input_arg): Merge into ...
17350 * combine.c (setup_incoming_promotions): ... only caller.
17351 Rearrange to avoid double loop.
17353 2007-03-02 Ben Elliston <bje@au.ibm.com>
17354 Peter Bergner <bergner@vnet.ibm.com>
17355 Janis Johnson <janis187@us.ibm.com>
17357 * config/rs6000/dfp.md: New file.
17358 * config/rs6000/rs6000.md: Include dfp.md.
17359 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
17360 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
17361 and TDmode decimal float modes in FP registers.
17362 (num_insns_constant): Likewise.
17363 (rs6000_legitimate_offset_address_p): Likewise.
17364 (rs6000_legitimize_address): Likewise.
17365 (rs6000_legitimize_reload_address): Likewise.
17366 (rs6000_legitimate_address): Likewise.
17367 (rs6000_emit_move): Likewise.
17368 (function_arg_boundary): Likewise.
17369 (function_arg_advance): Likewise.
17370 (rs6000_darwin64_record_arg_recurse): Likewise.
17371 (function_arg): Likewise.
17372 (rs6000_gimplify_va_arg): Likewise.
17373 (rs6000_split_multireg_move): Likewise.
17374 (rs6000_output_function_epilogue): Likewise.
17375 (rs6000_output_function_epilogue): Likewise.
17376 (rs6000_register_move_cost): Likewise.
17377 (rs6000_function_value): Likewise.
17378 (rs6000_libcall_value): Likewise.
17380 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17382 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
17384 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17386 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
17387 Use $MULTIDIR to choose between the kernel and RTP headers,
17388 and use $WIND_BASE and $WIND_USR to locate them.
17390 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17392 * config/i386/i386.c (override_options): Put initialization of
17393 ix86_tune_mask and ix86_arch_mask to the correct place.
17395 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17396 Michael Meissner <michael.meissner@amd.com>
17399 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
17400 (ARCHMASK): Define.
17401 (TARGET_CMOVE): Use ARCHMASK.
17402 (TARGET_CMPXCHG): Ditto.
17403 (TARGET_CMPXCHG8B): Ditto.
17404 (TARGET_XADD): Ditto.
17405 (TARGET_BSWAP): Ditto.
17406 * config/i386/i386.c (ix86_tune_mask): New global variable.
17407 (ix86_arch_mask): Ditto.
17408 (override_options): Initialize ix86_tune_mask and
17409 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
17412 2007-03-02 Ben Elliston <bje@au.ibm.com>
17415 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
17417 2007-03-02 Joseph Myers <joseph@codesourcery.com>
17419 * target.h (init_dwarf_reg_sizes_extra): New target hook.
17420 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
17421 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
17422 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
17424 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
17425 rs6000_init_dwarf_reg_sizes_extra): New.
17426 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
17427 SPE register high parts.
17429 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
17431 * Makefile.in: Add install-pdf target as
17432 copied from automake v1.10 rules.
17433 * configure.ac: Add install-pdf to target list.
17434 * configure: Regenerate.
17436 2007-03-01 Paul Brook <paul@codesourcery.com>
17438 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
17439 modes to LDRD for DImode.
17440 (output_move_double): Fixup out of range ldrd/strd.
17441 (vfp_secondary_reload_class): Rename...
17442 (coproc_secondary_reload_class): ... to this. Add wb argument.
17443 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
17444 coproc_secondary_reload_class for CLASS_IWMMXT.
17445 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
17446 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
17448 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
17450 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
17451 unroll factor by the estimated number of iterations.
17452 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
17453 than prefetch latency.
17455 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
17456 decode_caches_intel, detect_caches_intel): New functions.
17457 (host_detect_local_cpu): Use detect_caches_amd and
17458 detect_caches_intel.
17460 2007-03-01 Richard Henderson <rth@redhat.com>
17462 * expr.c (emit_move_complex_push): Export.
17463 (emit_move_complex_parts): Split out from ...
17464 (emit_move_complex): ... here.
17465 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
17466 * config/i386/i386.md (movcdi): New.
17468 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
17470 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
17471 size of mode1 to check for tieable modes in MMX case.
17473 2007-03-01 Richard Sandiford <richard@codesourcery.com>
17475 * Makefile.in (rtlanal.o): Depend on tree.h.
17476 * rtl.h (offset_within_section_p, split_const): Declare.
17477 * rtlanal.c: Include tree.h.
17478 (offset_within_block_p): New function, taken from
17479 mips_offset_within_object_p.
17480 (split_const): New function, taken from mips_split_const.
17481 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
17483 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
17484 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
17485 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
17486 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
17487 (m68k_illegitimate_symbolic_constant_p): New function.
17488 * config/m68k/m68k.md (movsi): Remove misleading predicates.
17489 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
17490 symbolic constant that might be outside the symbol's section,
17491 move the symbol first and then add the offset.
17492 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
17494 * config/mips/mips.c (mips_split_const): Delete.
17495 (mips_offset_within_object_p): Delete.
17496 (mips_symbolic_constant_p): Use offset_within_section_p and
17497 split_const instead of mips_offset_within_object_p and
17499 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
17500 (mips_legitimize_const_move, print_operand_reloc)
17501 (mips_dangerous_for_la25_p): Use split_const instead of
17504 2007-02-28 Eric Christopher <echristo@apple.com>
17506 * Makefile.in (install-include-dir): Don't rm -rf include.
17508 2007-02-28 Richard Guenther <rguenther@suse.de>
17510 PR middle-end/30364
17511 * fold-const.c (fold_binary): Do not associate expressions
17512 with more than one variable for integer types that do not wrap.
17514 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
17516 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
17517 Delete, and replace with...
17518 (fold_builtin_call_array): This. Update callers to use it.
17519 * fold-const.c (fold_build_call_list): Delete, and replace with...
17520 (fold_build_call_array): This.
17521 (fold_build_call_list_initializer): Delete, and replace with...
17522 (fold_build_call_array_initializer): This.
17523 * tree.h: Update declarations to reflect above changes.
17525 * c-typeck.c (build_function_call): Store converted arguments
17526 in a stack-allocated array instead of building a list.
17527 (convert_arguments): Store arguments in the array passed in as an
17528 argument, and return the actual number of arguments.
17529 * c-format.c: (check_function_format): Pass arguments in an
17530 array instead of a list.
17531 * c-common.c (check_function_nonnull): Likewise.
17532 (check_function_sentinel): Likewise.
17533 (check_function_arguments): Likewise.
17534 * c-common.h: Update declarations to reflect above changes.
17536 2007-02-28 Jan Hubicka <jh@suse.cz>
17538 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
17539 PRED_NEGATIVE_RETURN): Update outcomes.
17541 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
17543 * calls.c (emit_library_call_value_1): Handle partial registers
17544 correctly when building up CALL_INSN_FUNCTION_USAGE.
17546 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17548 * pa/predicates.md (move_src_operand): Allow zero for mode.
17549 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
17552 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
17555 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
17556 *movv2df_internal): Enable pattern only for valid operand
17558 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
17559 tie only 128bit modes. For MMX registers, tie only 64bit modes.
17561 2007-02-27 Mike Stump <mrs@apple.com>
17563 * config/darwin-crt3.c: Avoid compilation when compiling for a
17566 2007-02-27 Joseph Myers <joseph@codesourcery.com>
17568 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
17570 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
17571 for fixed headers and limits.h.
17572 (install-include-dir, install-headers-tar, install-headers-cpio,
17573 install-headers-cp, real-install-headers-tar,
17574 real-install-headers-cpio, real-install-headers-cp): Handle
17575 include-fixed as well as include.
17576 (install-mkheaders): Don't install files that go only in include
17578 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
17579 from GCC_INCLUDE_DIR.
17580 * gcc.c (process_command): Remove special -BstageN/ handling.
17581 (do_spec_1): Add include-fixed directories.
17583 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17585 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
17587 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
17589 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
17592 2007-02-27 Mark Mitchell <mark@codesourcery.com>
17594 * c-common.c (get_priority): Add check for
17595 SUPPORTS_INIT_PRIORITY.
17597 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17599 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
17601 * config/bfin/bfin.c: Include "cfglayout.h".
17602 (MAX_LSETUP_DISTANCE): New macro.
17603 (struct loop_info): New members incoming, incoming_src and
17604 incoming_dest. Delete member predecessor.
17605 (length_for_loop): New function.
17606 (bfin_optimize_loop): Handle more different loop structures.
17607 (bfin_discover_loop): Rework detection of predecessor blocks by
17608 examining incoming edges.
17609 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
17611 (bfin_reorder_loops): New function.
17612 (bfin_reorg_loops): Use these three new functions.
17614 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
17615 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
17616 (CONSTRAINT_LEN): Add entry for 'q'.
17617 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
17618 Add 'q' constraints.
17619 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
17620 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
17622 * config/bfin/bfin.md (add_with_carry): New pattern.
17623 (s_or_u, su_optab, su_modifier): New code macros/attrs.
17624 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
17625 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
17626 support unsigned multiplies too. Removed incorrect commutativity from
17627 operand 1 constraint where appropriate.
17628 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
17630 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
17631 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
17633 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
17634 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
17635 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
17636 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
17637 usmulhisi_hh_huh): New patterns.
17639 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
17640 lshifthi3): Fix output template to use half reg for operand 2.
17642 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
17645 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
17647 2007-02-27 Andreas Schwab <schwab@suse.de>
17649 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
17651 2007-02-27 Jan Hubicka <jh@suse.cz>
17653 * predict.c (last_basic_block_p): Remove.
17654 (tree_estimate_probability): Update return heuristic for commonized
17657 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17659 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
17661 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17663 * doc/include/gcc-common.texi (versionsubtitle): New macro.
17664 * doc/cpp.texi: Standardize title page.
17665 * doc/cppinternals.texi: Likewise.
17666 * doc/gcc.texi: Standardize title page, remove version number
17667 from copyright page.
17668 * doc/gccint.texi: Likewise.
17669 * doc/install.texi: Standardize title page, add table of
17672 2007-02-26 Jan Hubicka <jh@suse.cz>
17674 * predict.def: Set outcomes according to more recent results.
17675 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
17676 Remove dead predictors.
17677 * predict.c (return_prediction): Fix pasto.
17679 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17681 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
17682 change; avoid a memory leak when returning early.
17684 2007-02-26 Mark Mitchell <mark@codesourcery.com>
17686 * c-decl.c (static_ctors): Move to c-common.c.
17687 (static_dtors): Likewise.
17688 (finish_function): Use c_record_cdtor_fn.
17689 (build_cdtor): Move to c-common.c.
17690 (c_write_global_declarations): Use c_build_cdtor_fns.
17691 * c-common.h (static_ctors): Declare.
17692 (static_dtors): Likewise.
17693 (c_record_cdtor_fn): Likewise.
17694 (c_build_cdtor_fns): Likewise.
17695 * c-common.c (static_ctors): New variable.
17696 (static_dtors): Likewise.
17697 (c_record_cdtor_fn): New function.
17698 (build_cdtor): Move from c-decl.c
17699 (c_build_cdtor_fns): New function.
17701 * output.h (assemble_addr_to_section): Declare.
17702 (get_cdtor_priority_section): Likewise.
17703 * varasm.c (assemble_addr_to_section): New function.
17704 (get_cdtor_priority_section): Likewise.
17705 (default_named_section_asm_out_destructor): Use them.
17706 (destor_dtor_section_asm_out_destructor): Likewise.
17707 (default_named_section_asm_out_constructor): Likewise.
17708 (default_ctor_section_asm_out_constructor): Likewise.
17709 * config.gcc (*-*-vxworks*): Include vxworks.o.
17710 * config/t-vxworks (vxworks.o): New target.
17711 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
17712 (TARGET_ASM_CONSTRUCTOR): Define.
17713 (TARGET_ASM_DESTRUCTOR): Likewise.
17714 (vxworks_asm_out_constructor): Declare.
17715 (vxworks_asm_out_destructor): Likewise.
17717 * c-common.c (get_priority): Check that we have not just an
17718 INTEGER_CST, but an integer constant with integeral type.
17720 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
17722 PR tree-optimization/30938
17723 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
17724 use &dt[nargs-1] instead of &dt[nargs] in the call to
17725 vect_is_simple_use().
17727 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
17729 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
17730 from register elimination as PRE_MODIFY / POST_MODIFY increments.
17731 Do not attempt to handle MEM inside auto-inc expressions.
17732 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
17733 of a register modified by an auto-inc expression. However, do handle
17734 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
17735 (elimination_effects): Prohibit elimination of a register modified
17736 by an auto-inc expression. Disable register elimination rules whose
17737 target register is modified by an auto-inc expression with variable
17740 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
17742 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
17744 (array_at_struct_end_p): New function.
17745 (idx_infer_loop_bounds): Use it.
17746 (estimate_numbers_of_iterations_loop): Export.
17747 * predict.c (predict_loops): Use estimated_loop_iterations_int.
17748 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
17749 (tree_estimate_probability): Call record_loop_exits.
17750 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
17751 (estimated_loop_iterations, estimated_loop_iterations_int,
17752 estimated_loop_iterations_tree): New functions.
17753 (analyze_siv_subscript_cst_affine,
17754 compute_overlap_steps_for_affine_1_2,
17755 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
17756 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
17757 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
17758 (PRED_LOOP_ITERATIONS_GUESSED): New.
17759 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
17760 * cfgloop.h (estimate_numbers_of_iterations_loop,
17761 estimated_loop_iterations_int): Declare.
17763 2007-02-25 Mark Mitchell <mark@codesourcery.com>
17765 * doc/extend.texi: Document optional priority argument to
17766 constructors and destructors.
17767 * tree.c (init_priority_for_decl): Adjust GTY markers.
17768 (init_ttree): Use priority-info hash functions for
17769 init_priority_for_decl.
17770 (tree_map_eq): Rename to ...
17771 (tree_map_base_eq): ... this.
17772 (tree_map_marked_p): Rename to ...
17773 (tree_map_base_marked_p): ... this.
17774 (tree_map_base_hash): New function.
17775 (decl_init_priority_lookup): Rework.
17776 (decl_fini_priority_lookup): New function.
17777 (decl_priority_info): New function.
17778 (decl_init_priority_insert): Use it.
17779 (decl_fini_priority_insert): Likewise.
17780 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
17782 (decl_restrict_base_insert): Likewise.
17783 (decl_debug_expr_insert): Likewise.
17784 (decl_value_expr_lookup): Likewise.
17785 (decl_value_expr_insert): Likewise.
17786 * tree.h (priority_type): New type.
17787 (decl_init_priority_lookup): Use priority_type.
17788 (decl_fini_priority_lookup): New function.
17789 (decl_init_priority_insert): Use priority_type.
17790 (decl_fini_priority_insert): New function.
17791 (DECL_HAS_INIT_PRIORITY): Tweak comments.
17792 (DECL_INIT_PRIORITY): Likewise.
17793 (SET_DECL_INIT_PRIORITY): Add comment.
17794 (DECL_FINI_PRIORITY): New macro.
17795 (SET_DECL_FINI_PRIORITY): Likewise.
17796 (DEFAULT_INIT_PRIORITY): Document.
17797 (MAX_INIT_PRIORITY): Likewise.
17798 (MAX_RESERVED_INIT_PRIORITY): Likewise.
17799 (tree_map_base): New type.
17800 (tree_map_base_eq): New function.
17801 (tree_map_base_hash): Likewise.
17802 (tree_map_base_marked_p): Likewise.
17803 (tree_map): Inherit from tree_map_base.
17804 (tree_map_eq): Make it a macro.
17805 (tree_map_marked_p): Likewise.
17806 (tree_int_map): Inherit from tree_map_base.
17807 (tree_int_map_eq): Make it a macro.
17808 (tree_int_map_hash): Likewise.
17809 (tree_int_map_marked_p): Likewise.
17810 (tree_priority_map): New type.
17811 (tree_priority_map_eq): New macro.
17812 (tree_priority_map_hash): Likewise.
17813 (tree_priority_map_marked_p): Likewise.
17814 * varasm.c (emults_decl): Adjust for refactoring of tree_map
17816 (emutls_common_1): Likewise.
17817 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
17818 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
17819 of tree_map hierarchy.
17820 * tree-cfg.c (move_stmt_r): Likewise.
17821 (new_label_mapper): Likewise.
17822 * c-tree.h (c_expand_body): Move to ...
17823 * c-common.h (c_expand_body): ... here.
17824 * c-decl.c (c_expand_body): Move to ...
17825 * c-common.c (c_expand_body): ... here.
17826 (c_common_attribute_table): Allow 1 argument for the constructor
17827 and destructor attributes.
17828 (get_priority): New function.
17829 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
17830 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
17832 2007-02-24 Jan Hubicka <jh@suse.cz>
17834 PR middle-end/30509
17835 * tree-inline.c (copy_bb): Produce exact copy of EH info when
17836 copying for inlining.
17838 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17839 Jan Hubicka <jh@suse.cz>
17842 * i386.c (counter_mode): New function.
17843 (expand_set_or_movmem_via_loop): Use it.
17844 (expand_movmem_epilogue): Likewise; fix pasto.
17845 (ix86_expand_movmem): Do emit guard even for constant counts.
17846 (ix86_expand_setmem): Likewise.
17848 2007-02-25 Nick Clifton <nickc@redhat.com>
17850 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
17851 (JUMP_TABLES_IN_TEXT_SECTION): Define.
17853 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17856 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
17857 count argument with 0x10, not with 0x16.
17858 (expand_setmem_epilogue): Ditto.
17860 2007-02-24 Mike Stump <mrs@apple.com>
17862 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17865 2007-02-24 Richard Guenther <rguenther@suse.de>
17867 PR middle-end/30951
17868 * fold-const.c (fold_binary): Fold x +- CST op x for
17869 EQ_EXPR and NE_EXPR.
17871 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17873 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17875 2007-02-24 Jan Hubicka <jh@suse.cz>
17877 * cgraphunit.c (decide_is_function_needed): Honor
17878 -fkeep-inline-functions.
17880 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17882 * builtins.c (fold_builtin_modf): New.
17883 (fold_builtin_2): Use it.
17885 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17887 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17888 (determine_max_iter): Take additional LOOP arg; all callers changed.
17889 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17890 one using simplifications.
17891 (simplify_using_initial_values): Return if the expression becomes
17892 invalid due to altered regs.
17894 2007-02-23 DJ Delorie <dj@redhat.com>
17896 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17898 2007-02-23 Mike Stump <mrs@apple.com>
17900 * tlink.c (scan_linker_output): Parse linker messages from
17901 darwin9's linker better.
17903 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17906 * varpool.c (varpool_assemble_pending_decls): Set
17907 varpool_last_needed_node to null.
17909 2007-02-23 DJ Delorie <dj@redhat.com>
17911 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17912 alignment bigger than the object file can handle.
17914 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17917 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17918 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17919 (*movsf_1): Penalize MMX moves.
17921 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17923 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17924 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17926 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17928 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17930 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17931 (fold_builtin_1): Use them.
17932 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17933 BUILT_IN_SIGNIFICAND.
17935 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17937 * config/i386/i386.c (bdesc_1arg): Initialize
17938 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17939 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17940 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17941 and IX86_BUILTIN_MOVSLDUP.
17943 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17945 PR rtl-optimization/30841
17946 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17948 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17950 * builtins.c (fold_builtin_frexp): New.
17951 (fold_builtin_2): Use it.
17953 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17955 * doc/invoke.texi (Spec Files): Document getenv spec function.
17957 * gcc.c (getenv_spec_function): New function.
17958 (static_spec_functions): Add it.
17959 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17960 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17963 2007-02-22 Michael Matz <matz@suse.de
17966 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17967 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17969 2007-02-22 Ian Lance Taylor <iant@google.com>
17972 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17973 (mem_loc_descriptor): Call it.
17975 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17976 Ira Rosen <irar@il.ibm.com>
17978 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17980 2007-02-22 Ira Rosen <irar@il.ibm.com>
17982 PR tree-optimization/30843
17983 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17984 stores only after all the group is vectorized.
17986 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17988 PR tree-optimization/30858
17989 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17990 in the reduction cycle have a single use in the loop.
17991 * tree-vectorizer.h (relevant): Add documentation.
17993 2007-02-20 Mike Stump <mrs@apple.com>
17995 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17996 * configure: Regenerate.
17998 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18000 Change the defaults of some parameters and options.
18001 * config/spu/spu-protos.h (spu_optimization_options): Declare.
18002 * config/spu/spu.c (spu_optimization_options): Add.
18003 (spu_override_options): Change params in spu_optimization_options.
18004 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
18006 Register 127 is only 16 byte aligned when used as a frame pointer.
18007 * config/spu/spu-protos.h (spu_init_expanders): Declare.
18008 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
18009 HARD_FRAME_POINTER_REGNUM.
18010 (spu_legitimate_address): Use regno_aligned_for_reload.
18011 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
18012 aligned when frame_pointer_needed is true.
18013 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
18015 * config/spu/spu.h (INIT_EXPANDERS): Define.
18017 Make sure shift and rotate instructions have valid immediate operands.
18018 * config/spu/predicates.md (spu_shift_operand): Remove.
18019 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
18020 * config/spu/constraints.md (W, O): Extend range.
18021 * config/spu/spu.md (umask, nmask): Define.
18022 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
18023 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
18024 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
18025 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
18026 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
18027 (lshr<mode>3_reg): Fix rtl description.
18029 Make sure mulhisi immediate operands are valid.
18030 * config/spu/predicates.md (imm_K_operand): Add.
18031 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
18033 Generate constants using fsmbi and andi.
18034 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
18035 (print_operand, spu_split_immediate, classify_immediate,
18036 fsmbi_const_p): Handle IC_FSMBI2.
18038 Correctly handle a CONST_VECTOR containing symbols.
18039 * config/spu/spu.c (print_operand): Handle HIGH correctly.
18040 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
18041 (immediate_load_p): Allow symbols that use 2 instructions to create.
18042 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
18043 with symbols when flag_pic is set.
18044 (const_vector_immediate_p): New.
18045 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
18046 accept a CONST_VECTOR with symbols.
18047 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
18048 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
18050 * config/spu/spu.md (high, low): Delete.
18051 (low_<mode>): Define.
18053 Remove INTRmode and INTR_REGNUM, which didn't work.
18054 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
18056 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
18057 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
18058 peephole2 pattern): Don't use INTR or 131.
18059 (movintrcc): Delete.
18060 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
18061 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
18062 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
18063 (UNSPEC_SET_INTR): Add.
18064 * config/spu/spu-modes.def (INTR): Remove.
18066 More accurate warnings about run-time relocations.
18067 * config/spu/spu.c (reloc_diagnostic): Test in_section.
18069 Correctly warn about immediate arguments to specific intrinsics.
18070 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
18071 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
18072 the instruction predicate.
18074 Fix tree check errors with latest update.
18075 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
18077 (spu_expand_builtin): Use CALL_EXPR_FN.
18079 Add missing specific intrinsics.
18080 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
18082 * config/spu/spu_internals.h: Ditto.
18084 Fix incorrect operand modifiers.
18085 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
18086 * config/spu/spu.md (xor<mode>3): Change %S to %J.
18088 Optimize one case of zero_extend of a vec_select.
18089 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
18091 Accept any immediate for hbr.
18092 * config/spu/spu.md (hbr): Change s constraints to i.
18094 2007-02-21 Paul Brook <paul@codesourcery.com>
18096 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
18097 condexec_count when skipping USE and CLOBBER.
18099 2007-02-21 Nick Clifton <nickc@redhat.com>
18101 * common.opt (Warray-bounds): Add Warning attribute.
18102 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
18104 (fsized-zeroes): Add Optimization attribute.
18105 (fsplit-wide-types, ftree-scev-cprop): Likewise.
18106 * c.opt (Wc++0x-compat): Add Warning attribute.
18108 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
18110 PR middle-end/30761
18111 * reload1.c (eliminate_regs_in_insn): In the single_set special
18112 case, attempt to re-recognize the insn before falling back to
18113 having reload fix it up.
18115 2007-02-20 Eric Christopher <echristo@gmail.com>
18117 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
18118 Rewrite accordingly.
18119 (frv_read_iacc_argument): Ditto.
18120 (frv_expand_set_builtin): Take a call instead of arglist, update for
18122 (frv_expand_unop_builtin): Ditto.
18123 (frv_expand_binop_builtin): Ditto.
18124 (frv_expand_cut_builtin): Ditto.
18125 (frv_expand_binopimm_builtin): Ditto.
18126 (frv_expand_voidbinop_builtin): Ditto.
18127 (frv_expand_int_void2arg): Ditto.
18128 (frv_expand_prefetches): Ditto.
18129 (frv_expand_voidtriop_builtin): Ditto.
18130 (frv_expand_voidaccop_builtin): Ditto.
18131 (frv_expand_load_builtin): Ditto.
18132 (frv_expand_store_builtin): Ditto.
18133 (frv_expand_mdpackh_builtin): Ditto.
18134 (frv_expand_mclracc_builtin): Ditto.
18135 (frv_expand_mrdacc_builtin): Ditto.
18136 (frv_expand_mwtacc_builtin): Ditto.
18137 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
18140 2007-02-20 Janis Johnson <janis187@us.ibm.com>
18142 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
18143 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
18145 (HAVE_GAS_DFP): Check for assembler support of decimal floating
18146 point instructions.
18147 * configure: Regenerate.
18148 * config.in: Regenerate.
18149 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
18150 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
18151 masks to power6 and power6x and to POWERPC_MASKS.
18152 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18154 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
18155 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
18156 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18157 Access PROTOTYPE as variable, not mask.
18159 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18161 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
18162 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
18163 * combine.c (adjust_for_new_dest): Use it.
18164 * postreload.c (reload_combine): Likewise.
18166 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18168 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
18169 notes on an insn with multiple sets, even if single_set returns
18170 non-NULL for that insn.
18172 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18174 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
18175 scalbn and scalbln.
18177 2007-02-20 Geoffrey Keating <geoffk@apple.com>
18179 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
18180 if user didn't pass it.
18181 * config/i386/darwin.h (CC1_SPEC): Likewise.
18182 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
18183 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
18184 -mmacosx-version-min.
18186 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18187 Uros Bizjak <ubizjak@gmail.com>
18189 * optabs.h (enum optab_index): Add new OTI_scalb.
18190 (scalb_optab): Define corresponding macro.
18191 * optabs.c (init_optabs): Initialize scalb_optab.
18192 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
18194 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
18195 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
18196 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
18197 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
18198 flag_unsafe_math_optimizations is set.
18200 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
18201 to implement scalbf, scalb and scalbl built-ins as inline x87
18204 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18205 DJ Delorie <dj@redhat.com>
18208 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
18209 (diagnostic_report_diagnostic): ... here, and turn them into real
18210 errors. If warnings are inhibited, no need to do anything.
18212 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
18214 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
18215 better code generation.
18217 2007-02-20 Ben Elliston <bje@au.ibm.com>
18219 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
18221 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
18223 * config/alpha/alpha.c, config/alpha/alpha.md,
18224 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
18225 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
18226 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
18227 config/arm/lib1funcs.asm: Follow spelling conventions.
18229 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
18230 config/fr30/fr30.md, config/i386/i386.h,
18231 config/iq2000/iq2000.h, config/iq2000/predicates.md,
18232 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
18233 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
18234 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
18235 config/rs6000/altivec.md, config/rs6000/rs6000.c,
18236 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
18237 config/sparc/sparc.c, config/sparc/sparc.h,
18238 config/sparc/sparc.md, config/spu/constraints.md,
18239 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
18242 2007-02-20 Alan Modra <amodra@bigpond.net.au>
18245 * varasm.c (use_blocks_for_decl_p): Return false for decls with
18248 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18250 * doc/invoke.texi (-ftree-lrs): Remove.
18252 2007-02-19 Diego Novillo <dnovillo@redhat.com>
18254 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
18257 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
18259 * config/ia64/ia64.c (ia64_expand_builtin): Use the
18260 new CALL_EXPR_FN macro for retrieving the function
18261 declaration of the input expression.
18263 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18265 * c.opt (Waddress): New.
18266 * common.opt (Walways-true): Delete.
18267 (Wstring-literal-comparison): Delete.
18268 * doc/invoke.texi (Warning Options): Delete -Walways-true and
18269 -Wstring-literal-comparison. Add -Waddress.
18271 (Walways-true): Delete.
18272 (Wstring-literal-comparison): Delete.
18273 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
18274 consistently instead of -Walways-true in example.
18275 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
18276 * c-typeck.c (parser_build_binary_op): Replace
18277 -Wstring-literal-comparison and -Walways-true with -Waddress.
18278 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
18281 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18283 * tree-cfg.c (dump_function_to_file): Be prepared for functions
18284 without DECL_STRUCT_FUNCTION initialized.
18286 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18288 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
18289 due to calls to functions taking pointers as parameters.
18291 2007-02-19 Richard Henderson <rth@redhat.com>
18294 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
18297 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
18299 * config/s390/s390.c (s390_call_saved_register_used,
18300 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
18301 accessed to the new scheme.
18303 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18305 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
18306 (cris_print_index, cris_print_operand, cris_print_operand_address)
18307 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
18308 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
18309 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
18310 GET_CODE () == xxx.
18311 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
18312 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
18313 GO_IF_LEGITIMATE_ADDRESS): Ditto.
18314 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
18315 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
18316 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
18317 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
18318 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
18319 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
18320 (uminsi3, call, call_value): Ditto.
18321 (define_split: indir_to_reg_split, unnamed): Ditto.
18323 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
18325 PR tree-optimization/30975
18326 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
18329 2007-02-18 Eric Christopher <echristo@gmail.com>
18331 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
18332 Remove use of arglist.
18333 (mips_expand_builtin): Remove use of arglist, pass in expr.
18334 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
18335 (mips_expand_builtin_movtf): Ditto.
18336 (mips_expand_builtin_compare): Ditto.
18338 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18340 * tree-sra.c (sra_build_assignment): Replace assertion
18341 checking with a comment explaining why it can't be done.
18343 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18345 PR middle-end/30833
18346 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
18347 during CALL_EXPR representation conversion.
18348 * tree-ssa-propagate.c (set_rhs): Likewise.
18350 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18352 * tree-sra.c (sra_build_assignment): Disable assertion checking
18355 2007-02-18 Roger Sayle <roger@eyesopen.com>
18357 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
18358 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18359 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
18361 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
18362 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
18363 gimplify_init_ctor_eval_range, gimple_push_cleanup,
18364 gimplify_omp_for, gimplify_omp_atomic_pipeline,
18365 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
18366 force_gimple_operand): Likewise.
18367 * ipa-cp.c (constant_val_insert): Likewise.
18368 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
18369 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
18370 perfect_nestify): Likewise.
18371 * langhooks.c (lhd_omp_assignment): Likewise.
18372 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
18373 lower_copyprivate_clauses, lower_send_clauses,
18374 lower_send_shared_vars, expand_parallel_call,
18375 expand_omp_for_generic, expand_omp_for_static_nochunk,
18376 expand_omp_for_static_chunk, expand_omp_sections,
18377 lower_omp_single_copy, lower_omp_for_lastprivate,
18378 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
18379 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18380 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
18383 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18385 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
18386 config/sh/sh.md: Follow spelling conventions.
18388 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
18389 config/frv/predicates.md: Follow spelling conventions.
18391 * config/m68k/linux-unwind.h: Fix a comment typo.
18392 * target.h: Follow spelling conventions.
18394 2007-02-18 Roger Sayle <roger@eyesopen.com>
18396 PR rtl-optimization/28173
18397 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
18398 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
18399 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
18400 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
18401 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
18403 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18405 * builtins.c (fold_builtin_load_exponent): New.
18406 (fold_builtin_2): Use it.
18408 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
18410 PR rtl-optimization/30773
18411 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
18412 if we fail to attach a REG_EQUIV note.
18414 2007-02-18 David Edelsohn <edelsohn@gnu.org>
18415 Roger Sayle <roger@eyesopen.com>
18417 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
18419 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18421 * calls.c (initialize_argument_information): Pass original EXP
18422 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
18423 code to split complex arguments here, as part of initializing the
18425 (expand_call): Remove code that builds a list of arguments and
18426 inserts implicit arguments into it. Instead, just count how many
18427 implicit arguments there will be so we can determine the size of
18428 the ARGS array, and let initialize_argument_information do the work.
18429 (split_complex_values): Delete unused function.
18431 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18433 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
18435 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18437 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
18438 for arg pointer based indexed addressing.
18440 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18442 * config/ia64/ia64.h, config/ia64/ia64.md,
18443 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
18444 spelling conventions.
18446 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18448 * config/m68k/m68k.c (split_di): New.
18449 * config/m68k/m68k-protos.h: Declare split_di.
18450 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
18451 Improve predicate handling and split constant shifts.
18453 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18455 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
18456 parameter for register bitfield operations, general predicates
18459 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18461 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
18462 * config/m68k/linux-unwind.h: New file.
18464 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18466 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
18467 config/i386/athlon.md, config/ia64/ia64.md,
18468 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
18469 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
18470 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
18471 tree-ssa-loop-niter.c, tree-vect-analyze.c,
18472 tree-vect-transform.c: Fix comment typos.
18474 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
18476 * sched-deps.c (find_insn_list): Remove.
18477 * sched-int.h: Remove the prototype for find_insn_list.
18479 2007-02-16 Geoffrey Keating <geoffk@apple.com>
18481 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
18483 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
18484 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
18485 darwin_rs6000_override_options.
18486 (C_COMMON_OVERRIDE_OPTIONS): Expect
18487 darwin_macosx_version_min to be non-NULL always.
18488 (TARGET_C99_FUNCTIONS): Likewise.
18489 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
18490 (DARWIN_MINVERSION_SPEC): New.
18491 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
18492 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
18494 (DARWIN_MINVERSION_SPEC): New.
18495 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
18497 * config/darwin-c.c (darwin_cpp_builtins): Expect
18498 darwin_macosx_version_min to be non-NULL always.
18500 * config/rs6000/rs6000.c: Clean up trailing whitespace.
18502 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
18504 * config/i386/i386.h (x86_use_xchgb): New.
18505 (TARGET_USE_XCHGB): New macro.
18506 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
18507 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
18508 Split after reload into bswaphi for shifts of 8.
18509 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
18510 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
18511 or when optimizing for size.
18513 2007-02-16 Richard Guenther <rguenther@suse.de>
18514 Christian Bruel <christian.bruel@st.com>
18516 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
18517 DECLs but prefer SSA_NAMEs over DECLs.
18519 2007-02-16 Richard Guenther <rguenther@suse.de>
18521 * tree-flow-inline.h (single_imm_use_p): Remove.
18522 (zero_imm_uses_p): Likewise.
18523 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
18524 instead of single_imm_use_p.
18525 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
18528 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18531 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
18532 nested double- and backquotes.
18534 2007-02-15 Roger Sayle <roger@eyesopen.com>
18536 PR middle-end/30391
18537 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
18538 should be unreachable.
18539 (build2_stat): Allow construction of MODIFY_EXPR at any time.
18540 For the time being redirect GIMPLE_MODIFY_STMT to the new
18541 (renamed) build_gimple_modify_stmt_stat.
18542 (build2_gimple_stat): Rename to...
18543 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
18544 Always build a GIMPLE_MODIFY_STMT node.
18545 * tree.h (build2_gimple, build2_gimple_stat): Delete.
18546 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
18549 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
18550 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
18551 * tree-complex.c (set_component_ssa_name, expand_complex_move,
18552 expand_complex_div_wide): Likewise.
18553 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
18554 * tree-ssa-loop-im.c (schedule_sm): Likewise.
18555 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
18556 * tree-ssa-loop-manip.c (create_iv): Likewise.
18557 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
18558 abs_replacement): Likewise.
18559 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
18560 realify_fake_stores): Likewise.
18562 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
18563 node rather than a GIMPLE_MODIFY_STMT node.
18564 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
18565 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
18567 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
18568 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
18569 GIMPLE_MODIFY_STMT.
18571 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18573 PR middle-end/30433
18574 * fold-const.c (fold_comparison): Add back the
18575 folding of constant complex comparisions.
18577 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18579 PR middle-end/30729
18580 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
18581 effects unknown to this function, return early.
18583 2007-02-15 Ian Lance Taylor <iant@google.com>
18585 * lower-subreg.c (move_eh_region_note): New static function.
18586 (resolve_simple_move): Call it.
18587 (decompose_multiword_subregs): Track blocks for which we resolve a
18588 simple move which is also a control flow insn. Pass them to
18589 find_many_sub_basic_blocks.
18590 (pass_lower_subreg): Add TODO_verify_flow.
18591 (pass_lower_subreg2): Likewise.
18593 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18594 Brooks Moses <brooks.moses@codesourcery.com>
18595 Lee Millward <lee.millward@codesourcery.com>
18597 * tree.h (enum tree_code_class): Add tcc_vl_exp.
18598 (VL_EXP_CLASS_P): New.
18599 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
18601 (TREE_OPERAND_CHECK_CODE): Likewise.
18602 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
18603 (TREE_RTL_OPERAND_CHECK): Likewise.
18604 (tree_operand_check_failed): Make second parameter the whole tree
18605 instead of its code. Fixed callers.
18606 (VL_EXP_CHECK): New.
18607 (TREE_OPERAND_LENGTH): New.
18608 (VL_EXP_OPERAND_LENGTH): New.
18609 (CALL_EXPR_FN): New.
18610 (CALL_EXPR_STATIC_CHAIN): New.
18611 (CALL_EXPR_ARGS): New.
18612 (CALL_EXPR_ARG): New.
18613 (call_expr_nargs): New.
18614 (CALL_EXPR_ARGP): New.
18615 (build_nt_call_list): Declare.
18616 (build_vl_exp_stat): Declare.
18617 (build_vl_exp): New.
18618 (build_call_list): Declare.
18619 (build_call_nary): Declare.
18620 (build_call_valist): Declare.
18621 (build_call_array): Declare.
18622 (call_expr_arg): Declare.
18623 (call_expr_argp): Declare.
18624 (call_expr_arglist): Declare.
18625 (fold_build_call_list): Declare.
18626 (fold_build_call_list_initializer): Declare.
18627 (fold_call_expr): Declare to replace fold_builtin.
18628 (fold_builtin_fputs): Update to agree with modified definition.
18629 (fold_builtin_strcpy): Likewise.
18630 (fold_builtin_strncpy): Likewise.
18631 (fold_builtin_memory_chk): Likewise.
18632 (fold_builtin_stxcpy_chk): Likewise.
18633 (fold_builtin_strncpy_chk): Likewise.
18634 (fold_builtin_next_arg): Likewise.
18635 (fold_build_call_expr): Declare.
18636 (fold_builtin_call_list): Declare.
18637 (fold_builtin_call_valist): Declare.
18638 (build_call_expr): Declare.
18639 (validate_arglist): Update to agree with modified definition.
18640 (tree_operand_length): New.
18641 (call_expr_arg_iterator): New.
18642 (init_call_expr_arg_iterator): New.
18643 (next_call_expr_arg): New.
18644 (first_call_expr_arg): New.
18645 (more_call_expr_args_p): New.
18646 (FOR_EACH_CALL_EXPR_ARG): New.
18648 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
18649 and tcc_gimple_stmt.
18650 (tree_code_size): Update documentation. Use sizeof (tree) rather
18651 than sizeof (char *).
18652 (tree_size): Likewise. Add case for tcc_vl_exp.
18653 (tree_node_structure): Add case for tcc_vl_exp.
18654 (contains_placeholder_p): Likewise.
18655 (substitute_in_expr): Likewise.
18656 (substitute_placeholder_in_expr): Likewise.
18657 (stabilize_reference_1): Likewise.
18658 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
18659 to diagnose breakage of this interface for constructing CALL_EXPRs.
18660 (build_nt): Add similar assertion here.
18661 (build_nt_call_list): New.
18662 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
18663 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
18665 (get_callee_fndecl): Use new CALL_EXPR accessors.
18666 (tree_operand_check_failed): Change parameters to pass entire node
18667 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
18668 (process_call_operands): New.
18669 (build_vl_exp_stat): New.
18670 (build_call_list): New.
18671 (build_call_nary): New.
18672 (build_call_valist): New.
18673 (build_call_array): New.
18674 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18675 (call_expr_arglist): New.
18677 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
18678 tcc_vl_exp instead of a fixed-size tcc_expression.
18680 * doc/c-tree.texi (CALL_EXPR): Document new representation and
18681 accessors for CALL_EXPRs.
18682 (AGGR_INIT_EXPR): Likewise.
18684 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18685 Brooks Moses <brooks.moses@codesourcery.com>
18686 Lee Millward <lee.millward@codesourcery.com>
18688 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
18689 (expand_builtin_nonlocal_goto): Change parameter to be entire
18690 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
18691 (expand_builtin_prefetch): Likewise.
18692 (expand_builtin_classify_type): Likewise.
18693 (mathfn_built_in): Return NULL_TREE instead of 0.
18694 (expand_errno_check): Use new CALL_EXPR accessors.
18695 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
18696 Return NULL_RTX instead of 0.
18697 (expand_builtin_mathfn_2): Likewise.
18698 (expand_builtin_mathfn_3): Likewise.
18699 (expand_builtin_interclass_mathfn): Likewise.
18700 (expand_builtin_sincos): Likewise.
18701 (expand_builtin_cexpi): Likewise.
18702 (expand_builtin_int_roundingfn): Likewise.
18703 (expand_builtin_int_roundingfn_2): Likewise.
18704 (expand_builtin_pow): Likewise.
18705 (expand_builtin_powi): Likewise.
18706 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
18707 of arglist, fixing callers appropriately. Use new CALL_EXPR
18708 accessors and constructors. Return NULL_RTX instead of 0.
18709 (expand_builtin_strstr): Likewise.
18710 (expand_builtin_strchr): Likewise.
18711 (expand_builtin_strrchr): Likewise.
18712 (expand_builtin_strpbrk): Likewise.
18713 (expand_builtin_memcpy): Likewise.
18714 (expand_builtin_mempcpy): Likewise.
18715 (expand_builtin_mempcpy_args): New.
18716 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
18717 (expand_builtin_memmove_args): New.
18718 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
18719 (expand_movstr): Likewise.
18720 (expand_builtin_strcpy): Likewise.
18721 (expand_builtin_strcpy_args): New.
18722 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
18723 (expand_builtin_strncpy): Likewise.
18724 (expand_builtin_memset): Likewise.
18725 (expand_builtin_memset_args): New.
18726 (expand_builtin_bzero): Similarly to expand_builtin_memset.
18727 (expand_builtin_memcmp): Likewise.
18728 (expand_builtin_strcmp): Likewise.
18729 (expand_builtin_strncmp): Likewise.
18730 (expand_builtin_strcat): Likewise.
18731 (expand_builtin_strncat): Likewise.
18732 (expand_builtin_strspn): Likewise.
18733 (expand_builtin_strcspn): Likewise.
18734 (expand_builtin_args_info): Likewise.
18735 (expand_builtin_va_start): Likewise.
18736 (gimplify_va_arg_expr): Likewise.
18737 (expand_builtin_va_end): Likewise.
18738 (expand_builtin_va_copy): Likewise.
18739 (expand_builtin_frame_address): Likewise.
18740 (expand_builtin_alloca): Likewise.
18741 (expand_builtin_bswap): Likewise.
18742 (expand_builtin_unop): Likewise.
18743 (expand_builtin_fputs): Likewise.
18744 (expand_builtin_expect): Likewise.
18745 (expand_builtin_fabs): Likewise.
18746 (expand_builtin_copysign): Likewise.
18747 (expand_builtin_printf): Likewise.
18748 (expand_builtin_fprintf): Likewise.
18749 (expand_builtin_sprintf): Likewise.
18750 (expand_builtin_init_trampoline): Likewise.
18751 (expand_builtin_signbit): Likewise.
18752 (expand_builtin_fork_or_exec): Likewise.
18753 (expand_builtin_sync_operation): Likewise.
18754 (expand_builtin_compare_and_swap): Likewise.
18755 (expand_builtin_lock_test_and_set): Likewise.
18756 (expand_builtin_lock_release): Likewise.
18757 (expand_builtin): Likewise.
18758 (builtin_mathfn_code): Likewise.
18760 (fold_builtin_constant_p): Pass call arguments individually instead
18761 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18762 accessors and constructors. Return NULL_TREE instead of 0.
18763 (fold_builtin_expect): Likewise.
18764 (fold_builtin_classify_type): Likewise.
18765 (fold_builtin_strlen): Likewise.
18766 (fold_builtin_nan): Likewise.
18767 (integer_valued_real_p): Likewise.
18768 (fold_trunc_transparent_mathfn): Likewise.
18769 (fold_fixed_mathfn): Likewise.
18770 (fold_builtin_cabs): Likewise.
18771 (fold_builtin_sqrt): Likewise.
18772 (fold_builtin_cbrt): Likewise.
18773 (fold_builtin_cos): Likewise.
18774 (fold_builtin_cosh): Likewise.
18775 (fold_builtin_tan): Likewise.
18776 (fold_builtin_sincos): Likewise.
18777 (fold_builtin_cexp): Likewise.
18778 (fold_builtin_trunc): Likewise.
18779 (fold_builtin_floor): Likewise.
18780 (fold_builtin_ceil): Likewise.
18781 (fold_builtin_round): Likewise.
18782 (fold_builtin_int_roundingfn): Likewise.
18783 (fold_builtin_bitop): Likewise.
18784 (fold_builtin_bswap): Likewise.
18785 (fold_builtin_logarithm): Likewise.
18786 (fold_builtin_hypot): Likewise.
18787 (fold_builtin_pow): Likewise.
18788 (fold_builtin_powi): Likewise.
18789 (fold_builtin_exponent): Likewise.
18790 (fold_builtin_memset): Likewise.
18791 (fold_builtin_bzero): Likewise.
18792 (fold_builtin_memory_op): Likewise.
18793 (fold_builtin_bcopy): Deleted; call site changed to invoke
18794 fold_builtin_memory_op directly.
18795 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
18796 (fold_builtin_strncpy): Likewise.
18797 (fold_builtin_memcmp): Likewise.
18798 (fold_builtin_strcmp): Likewise.
18799 (fold_builtin_strncmp): Likewise.
18800 (fold_builtin_signbit): Likewise.
18801 (fold_builtin_copysign): Likewise.
18802 (fold_builtin_isascii): Likewise.
18803 (fold_builtin_toascii): Likewise.
18804 (fold_builtin_isdigit): Likewise.
18805 (fold_builtin_fabs): Likewise.
18806 (fold_builtin_abs): Likewise.
18807 (fold_builtin_fmin_fmax): Likewise.
18808 (fold_builtin_carg): Likewise.
18809 (fold_builtin_classify): Likewise.
18810 (fold_builtin_unordered_cmp): Likewise.
18812 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
18813 New functions split out from fold_builtin_1.
18814 (fold_builtin_n): New.
18815 (fold_builtin_varargs): New.
18816 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
18818 (fold_call_expr): New.
18819 (build_function_call_expr): Rewrite to use new helper function.
18820 (fold_builtin_call_list): New.
18821 (build_call_expr): New.
18822 (fold_builtin_call_valist): New.
18823 (rewrite_call_expr): New.
18824 (validate_arg): New.
18825 (validate_arglist): Change parameter to be entire CALL_EXPR instead
18826 of an arglist. Change return type to bool. Use new CALL_EXPR
18829 (fold_builtin_strstr): Pass call arguments individually instead
18830 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18831 accessors and constructors. Return NULL_TREE instead of 0.
18832 (fold_builtin_strchr): Likewise.
18833 (fold_builtin_strrchr): Likewise.
18834 (fold_builtin_strpbrk): Likewise.
18835 (fold_builtin_strcat): Likewise.
18836 (fold_builtin_strncat): Likewise.
18837 (fold_builtin_strspn): Likewise.
18838 (fold_builtin_strcspn): Likewise.
18839 (fold_builtin_fputs): Likewise.
18840 (fold_builtin_next_arg): Likewise.
18841 (fold_builtin_sprintf): Likewise.
18843 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
18844 NULL_RTX instead of 0.
18845 (expand_builtin_memory_chk): Likewise.
18846 (maybe_emit_chk_warning): Likewise.
18847 (maybe_emit_sprintf_chk_warning): Likewise.
18849 (fold_builtin_object_size): Pass call arguments individually instead
18850 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18851 accessors and constructors. Return NULL_TREE instead of 0.
18852 (fold_builtin_memory_chk): Likewise.
18853 (fold_builtin_stxcpy_chk): Likewise.
18854 (fold_builtin_strncpy_chk): Likewise.
18855 (fold_builtin_strcat_chk): Likewise.
18856 (fold_builtin_strcat_chk): Likewise.
18857 (fold_builtin_strncat_chk): Likewise.
18858 (fold_builtin_sprintf_chk): Likewise.
18859 (fold_builtin_snprintf_chk): Likewise.
18860 (fold_builtin_printf): Likewise.
18861 (fold_builtin_vprintf): Likewise.
18863 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18865 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18866 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18867 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18868 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18869 (fold_unary): Likewise.
18870 (fold_binary): Likewise.
18871 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18872 ternary expressions.
18873 (fold): Add logic for tcc_vl_exp.
18874 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18875 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18876 (fold_build3_stat): Add assertion to flag broken interface for
18877 constructing CALL_EXPRs.
18878 (fold_build_call_list): New.
18879 (fold_build_call_list_initializer): New.
18880 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18882 (fold_strip_sign_ops): Likewise.
18884 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18885 Brooks Moses <brooks.moses@codesourcery.com>
18886 Lee Millward <lee.millward@codesourcery.com>
18888 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18889 accessors and dump arguments explicitly.
18891 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18893 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18895 (print_call_name): Use new CALL_EXPR accessors.
18897 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18898 CALL_EXPR arguments explicitly instead of as a list. Use
18899 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18901 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18902 (vrp_visit_stmt): Likewise.
18904 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18905 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18907 (force_move_till_expr): Likewise.
18909 * targhooks.c (default_external_stack_protect_fail): Use
18910 build_call_expr instead of build_function_call_expr.
18911 (default_hidden_stack_protect_fail): Likewise.
18913 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18916 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18917 and walk arguments explicitly.
18919 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18920 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18921 (expand_simple_operations): Likewise.
18922 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18924 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18925 of TREE_CODE_LENGTH.
18926 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18928 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18929 instead of TREE_CODE_LENGTH.
18931 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18932 (tree_ic_transform): Likewise.
18933 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18934 parameter instead of arglist. Fix callers.
18935 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18936 (tree_stringops_transform): Likewise.
18937 (tree_indirect_call_to_profile): Likewise.
18938 (tree_stringops_values_to_profile): Likewise.
18940 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18941 (eliminate_tail_call): Likewise.
18943 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18945 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18946 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18948 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18950 * omp-low.c (build_omp_barrier): Use build_call_expr.
18951 (lower_rec_input_clauses): Likewise.
18952 (lower_reduction_clauses): Likewise.
18953 (expand_parallel_call): Likewise.
18954 (maybe_catch_exception): Likewise.
18955 (expand_omp_for_generic): Likewise.
18956 (expand_omp_for_static_nochunk): Likewise.
18957 (expand_omp_sections): Likewise.
18958 (lower_omp_single_simple): Likewise.
18959 (lower_omp_single_copy): Likewise.
18960 (lower_omp_master): Likewise.
18961 (lower_omp_ordered): Likewise.
18962 (lower_omp_critical): Likewise.
18964 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18965 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18967 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18968 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18969 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18971 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18972 and generalize to handle any number of operands.
18973 (chrec_contains_undetermined): Likewise.
18974 (tree_contains_chrecs): Likewise.
18975 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18977 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18979 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18980 fold_call_expr instead of fold_builtin.
18981 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18982 match declarations there.
18983 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18986 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18987 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18989 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18990 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18992 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18995 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18996 (execute_cse_sincos): Use new CALL_EXPR accessors.
18998 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
19000 * gimple-low.c (lower_function_body): Use build_call_expr.
19001 (lower_builtin_setjmp): Likewise.
19003 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
19004 (set_storage_via_libcall): Likewise.
19005 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
19006 instead of TREE_CODE_LENGTH.
19007 (expand_expr_real_1): Use new CALL_EXPR accessors.
19009 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
19010 generalize to handle any number of operands.
19011 (TB_parent_eq): Likewise.
19013 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
19014 (strip_builtin_expect): Likewise.
19016 * function.c (gimplify_parameters): Use build_call_expr.
19018 * tree-vectorizer.c (vect_is_simple_reduction): Use
19019 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19021 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
19022 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
19024 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
19027 * gimplify.c (build_stack_save_restore): Use build_call_expr.
19028 (gimplify_decl_expr): Likewise.
19029 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
19030 Use new CALL_EXPR iterators.
19031 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
19032 (gimplify_modify_expr_to_memset): Likewise.
19033 (gimplify_variable_sized_compare): Likewise.
19034 (gimplify_omp_atomic_fetch_op): Likewise.
19035 (gimplify_omp_atomic_pipeline): Likewise.
19036 (gimplify_omp_atomic_mutex): Likewise.
19037 (gimplify_function_tree): Likewise.
19039 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
19040 (call_expr_flags): Likewise.
19041 (expand_call): Likewise.
19043 * except.c (expand_builtin_eh_return_data_regno): Pass entire
19044 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19047 * coverage.c (create_coverage): Use build_call_expr.
19049 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
19050 (temp_call_expr_obstack): New.
19051 (pool_copy_list): Delete.
19052 (temp_copy_call_expr): New.
19053 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
19054 CALL_EXPR accessors. Get rid of special goo for copying argument
19055 lists and use temp_copy_call_expr instead.
19056 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
19057 CALL_EXPR accessors.
19058 (create_expression_by_pieces): Likewise. Use build_call_array
19059 to construct the result instead of fold_build3.
19060 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
19061 dealing with argument lists.
19062 (init_pre): Remove references to expression_node_pool and
19063 list_node_pool. Init temp_call_expr_obstack instead.
19064 (fini_pre): Remove references to expression_node_pool and
19067 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
19068 and walk arguments explicitly instead of as a list.
19070 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
19071 (mx_register_decls): Likewise.
19072 (mudflap_register_call): Likewise.
19073 (mudflap_finish_file): Likewise.
19075 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
19076 (ipa_callsite_compute_param): Likewise.
19078 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
19079 accessors and constructor.
19081 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
19082 accessors and constructor.
19083 (convert_tramp_reference): Likewise.
19084 (convert_call_expr): Likewise.
19085 (finalize_nesting_tree_1): Likewise.
19087 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
19090 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
19092 * tree-inline.c (initialize_inlined_parameters): Pass entire
19093 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19095 (estimate_num_insns_1): Use new CALL_EXPR accessors.
19096 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
19098 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
19099 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19100 (vectorizable_reduction): Likewise.
19101 (vectorizable_call): Use new CALL_EXPR iterators.
19102 (vectorizable_conversion): Use build_call_expr.
19103 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
19104 (vect_gen_widened_results_half): Use build_call_expr.
19105 (vect_setup_realignment): Likewise.
19106 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
19108 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
19109 (pass_through_call): Likewise.
19110 (compute_object_sizes): Likewise. Use fold_call_expr instead of
19113 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
19114 (tree_gen_pow2_profiler): Likewise.
19115 (tree_gen_one_value_profiler): Likewise.
19116 (tree_gen_ic_func_profiler): Likewise.
19117 (tree_gen_average_profiler): Likewise.
19118 (tree_gen_ior_profiler): Likewise.
19120 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
19121 (find_func_aliases): Use new CALL_EXPR accessors. Add case
19122 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19124 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
19125 of TREE_CODE_LENGTH.
19127 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
19128 of TREE_CODE_LENGTH.
19130 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
19132 (convert_to_integer): Likewise.
19134 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
19137 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19138 Brooks Moses <brooks.moses@codesourcery.com>
19139 Lee Millward <lee.millward@codesourcery.com>
19141 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
19143 * config/frv/frv.c (frv_expand_builtin): Likewise.
19144 * config/s390/s390.c (s390_expand_builtin): Likewise.
19146 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
19147 (sparc_expand_builtin): Use new CALL_EXPR accessors.
19149 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
19150 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
19151 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
19152 (ix86_expand_store_builtin): Likewise.
19153 (ix86_expand_unop_builtin): Likewise.
19154 (ix86_expand_unop1_builtin): Likewise.
19155 (ix86_expand_sse_compare): Likewise.
19156 (ix86_expand_sse_comi): Likewise.
19157 (ix86_expand_vec_init_builtin): Likewise.
19158 (ix86_expand_vec_ext_builtin): Likewise.
19159 (ix86_expand_vec_set_builtin): Likewise.
19160 (ix86_expand_builtin): Use new CALL_EXPR accessors.
19162 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
19163 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19165 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
19166 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19167 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
19169 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
19171 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19172 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
19173 arglist. Use new CALL_EXPR accessors. Fix callers.
19174 (altivec_expand_abs_builtin): Likewise.
19175 (rs6000_expand_binop_builtin): Likewise.
19176 (altivec_expand_predicate_builtin): Likewise.
19177 (altivec_expand_lv_builtin): Likewise.
19178 (spe_expand_stv_builtin): Likewise.
19179 (altivec_expand_stv_builtin): Likewise.
19180 (rs6000_expand_ternop_builtin): Likewise.
19181 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
19182 (altivec_expand_st_builtin): Likewise.
19183 (altivec_expand_dst_builtin): Likewise.
19184 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
19185 arglist. Use new CALL_EXPR accessors. Fix callers.
19186 (altivec_expand_vec_set_builtin): Likewise.
19187 (altivec_expand_vec_ext_builtin): Likewise.
19188 (altivec_expand_builtin): Use new CALL_EXPR accessors.
19189 (spe_expand_builtin): Likewise.
19190 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
19191 arglist. Use new CALL_EXPR accessors. Fix callers.
19192 (spe_expand_evsel_builtin): Likewise.
19193 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
19194 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
19196 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
19197 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19198 (arm_expand_unop_builtin): Likewise.
19199 (arm_expand_builtin): Use new CALL_EXPR accessors.
19201 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
19204 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
19205 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
19207 (bfin_expand_unop_builtin): Likewise.
19208 (bfin_expand_builtin): Use new CALL_EXPR accessors.
19210 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19211 Brooks Moses <brooks.moses@codesourcery.com>
19212 Lee Millward <lee.millward@codesourcery.com>
19214 * c-semantics.c (build_stmt): Add internal diagnostic check.
19216 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
19217 accessors. Print arguments explicitly instead of as a list.
19219 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
19221 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
19222 (c_finish_omp_flish): Likewise.
19224 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
19225 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
19226 instead of TREE_CODE_LENGTH.
19227 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
19228 (c_warn_unused_result): Likewise.
19230 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19233 * doc/invoke.texi (Warning Options): Remove
19234 -Werror-implicit-function-declaration.
19235 (Wimplicit-function-declaration): Update description.
19236 * opts.c (common_handle_option): Move handling of -Werror=* to...
19237 (enable_warning_as_error): ...here.
19238 * opts.h (enable_warning_as_error): Declare.
19239 * c-decl.c (implicit_decl_warning): Unless
19240 -Wno-implicit-function-declaration is given, emit a pedwarn if
19241 -std=c99 or emit a warning if -Wimplicit-function-declaration.
19242 * c.opt (Wimplicit-function-declaration): Replace
19243 mesg_implicit_function_declaration with
19244 warn_implicit_function_declaration.
19245 * c-opts.c (c_common_handle_option):
19246 -Werror-implicit-function-declaration is exactly equal as
19247 -Werror=implicit-function-declaration.
19248 (set_Wimplicit): Replace mesg_implicit_function_declaration with
19249 warn_implicit_function_declaration.
19250 (c_common_post_options): -Wimplict-function-declaration is enabled
19251 by default by -std=c99, otherwise is disabled by default.
19252 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
19254 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19256 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
19257 DECL on the rhs to a DECL on the lhs for debug info purposes if the
19258 former is ignored but not the latter.
19260 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19262 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
19263 is made and the reference doesn't use the alias set of its type,
19264 do not create the temporary using that type.
19266 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
19268 * jump.c: Remove prototypes for delete_computation and
19269 delete_prior_computation.
19271 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19273 * jump.c (get_label_after): Delete.
19274 (get_label_before, delete_computation, delete_jump,
19275 delete_prior_computation, follow_jumps): Move...
19276 * reorg.c (delete_computation, delete_prior_computation): ... here...
19277 (get_label_before, delete_jump): ... making these static ...
19278 (follow_jumps): ... and simplifying this since it only runs after
19280 * rtl.h (get_label_after, get_label_before, delete_jump,
19281 follow_jumps): Delete prototypes.
19283 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19285 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
19287 2007-02-15 Nick Clifton <nickc@redhat.com>
19289 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
19290 order to prevent it from being munged by the target.
19292 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
19294 * config/i386/i386.md: Remove misleading comment.
19296 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19298 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
19299 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
19302 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19304 * tree-sra.c (instantiate_missing_elements): Canonicalize
19306 (sra_build_assignment): New.
19307 (generate_copy_inout, generate_element_copy,
19308 generate_element_zero, generate_one_element_init): Use it.
19310 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19312 * tree-sra.c (instantiate_missing_elements): Canonicalize
19314 (sra_build_assignment): New.
19315 (generate_copy_inout, generate_element_copy,
19316 generate_element_zero, generate_one_element_init): Use it.
19318 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19320 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
19323 2007-02-14 Joseph Myers <joseph@codesourcery.com>
19325 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
19326 types as aggregates not scalars.
19327 * function.c (assign_stack_temp_for_type): Likewise.
19329 2007-02-14 Roger Sayle <roger@eyesopen.com>
19330 Zdenek Dvorak <dvorakz@suse.cz>
19332 * tree-dump.c (dump_switch_p_1): Require exact match of the option
19335 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
19337 * passes.c (next_pass_1): Clear the next field of the copied
19340 2007-02-14 Richard Henderson <rth@redhat.com>
19342 * tree-sra.c (early_sra): New.
19343 (decl_can_be_decomposed_p): Deny va_list if early_sra.
19344 (tree_sra_early, pass_sra_early): New.
19345 * tree-pass.h (pass_sra_early): Declare.
19346 * passes.c (init_optimization_passes): Use it.
19348 2007-02-14 Richard Guenther <rguenther@suse.de>
19350 * flags.h (issue_strict_overflow_warning): Convert to a macro.
19352 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
19354 PR tree-optimization/30771
19355 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
19357 (vect_analyze_operations): Induction phis can now be marked as
19359 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
19360 Update documentation accordingly.
19362 2007-02-14 Nick Clifton <nickc@redhat.com>
19364 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
19365 most 3 arguments are supported.
19366 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
19368 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
19370 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
19371 Ensure dst->current is valid.
19373 2007-02-13 Paul Brook <paul@codesourcery.com>
19375 * config.gcc: Add arm*-*-uclinux-*eabi.
19376 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
19377 (SUBTARGET_EXTRA_LINK_SPEC): Define.
19378 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
19379 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
19380 (LINK_SPEC): Define.
19381 (LIB_SPEC): Define.
19382 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
19384 * config/arm/uclinux-eabi.h: New file.
19385 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
19386 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
19389 2007-02-13 Ian Lance Taylor <iant@google.com>
19391 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
19392 * flags.h (warn_strict_overflow): Declare.
19393 (enum warn_strict_overflow_code): Define.
19394 (issue_strict_overflow_warning): New static inline function.
19395 * opts.c (warn_strict_overflow): New variable.
19396 (common_handle_option): Handle OPT_Wstrict_overflow and
19397 OPT_Wstrict_overflow_.
19398 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
19400 * fold-const.c: Include intl.h.
19401 (fold_deferring_overflow_warnings): New static variable.
19402 (fold_deferred_overflow_warning): New static variable.
19403 (fold_deferred_overflow_code): New static variable.
19404 (fold_defer_overflow_warnings): New function.
19405 (fold_undefer_overflow_warnings): New function.
19406 (fold_undefer_and_ignore_overflow_warnings): New function.
19407 (fold_deferring_overflow_warnings_p): New function.
19408 (fold_overflow_warning): New static function.
19409 (make_range): Add strict_overflow_p parameter. Change all
19411 (extract_muldiv, extract_muldiv_1): Likewise.
19412 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
19413 tree_expr_nonnegative_p.
19414 (fold_negate_expr): Call fold_overflow_warning.
19415 (fold_range_test): Likewise.
19416 (fold_comparison): Likewise.
19417 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
19418 instead of tree_expr_nonnegative_p.
19419 (tree_expr_nonnegative_warnv_p): Rename from
19420 tree_expr_nonnegative_p, add strict_overflow_p parameter.
19421 (tree_expr_nonnegative_p): New function.
19422 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
19423 strict_overflow_p parameter.
19424 (tree_expr_nonzero_p): New function.
19425 * passes.c (verify_interpass_invariants): New static function.
19426 (execute_one_pass): Call it.
19427 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
19429 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
19430 (estimate_numbers_of_iterations): Likewise.
19431 (scev_probably_wraps_p): Likewise.
19432 * tree-ssa-ccp.c: Include "toplev.h".
19433 (evaluate_stmt): Defer fold overflow warnings until we know we are
19435 (struct fold_stmt_r_data): Add stmt field.
19436 (fold_stmt_r): Defer fold overflow warnings until we know we
19438 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
19439 (fold_stmt_inplace): Likewise.
19440 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
19441 (cleanup_control_expr_graph): Defer fold overflow warnings until
19442 we know we are going to optimize.
19443 * tree-cfg.c (fold_cond_expr_cond): Likewise.
19444 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
19446 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
19447 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
19448 * tree-ssa-loop-manip.c (create_iv): Likewise.
19449 * c-typeck.c (build_conditional_expr): Likewise.
19450 (build_binary_op): Likewise.
19451 * tree-vrp.c (vrp_expr_computes_nonzero): Call
19452 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
19453 (extract_range_from_unary_expr): Likewise.
19454 * simplify-rtx.c (simplify_const_relational_operation): Warn when
19455 assuming that signed overflow does not occur.
19456 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
19457 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
19458 (fold_defer_overflow_warnings): Declare.
19459 (fold_undefer_overflow_warnings): Declare.
19460 (fold_undefer_and_ignore_overflow_warnings): Declare.
19461 (fold_deferring_overflow_warnings_p): Declare.
19462 (tree_expr_nonzero_warnv_p): Declare.
19463 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
19464 of warning options.
19465 (Warning Options): Document -Wstrict-overflow.
19466 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
19467 (tree-ssa-ccp.o): Likewise.
19468 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
19469 (fold-const.o): Depend on intl.h.
19471 2007-02-13 Ian Lance Taylor <iant@google.com>
19473 PR middle-end/30751
19474 * lower-subreg.c (resolve_simple_move): Decompose subregs in
19477 2007-02-13 Stuart Hastings <stuart@apple.com>
19479 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
19481 2007-02-13 Richard Henderson <rth@redhat.com>
19483 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
19484 handled_component_p before looking for the indirect_ref.
19486 2007-02-13 Richard Henderson <rth@redhat.com>
19488 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
19489 remove flags clobber.
19490 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
19491 (bswaphi_lowpart): New.
19492 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
19493 remove TARGET_BSWAP test. Delete expander of the same name.
19495 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
19496 (expand_unop): Use them.
19498 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
19500 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
19501 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
19502 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
19503 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
19504 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
19505 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
19506 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
19507 assembler dialect choice from asm templates.
19509 2007-02-12 Richard Henderson <rth@redhat.com>
19511 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
19512 (fixuns_trunc<SSEMODEF>si2): Use it.
19513 * config/i386/sse.md (vec_setv4sf_0): Export.
19514 * config/i386/i386.c (ix86_build_const_vector): Export.
19515 (ix86_split_convert_uns_si_sse): Rename from
19516 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
19517 * config/i386/i386-protos.h: Update.
19519 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19522 * c-typeck.c (c_finish_return): Improve warning message.
19524 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19526 * alias.c (find_symbolic_term): Delete unused function.
19528 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
19530 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
19531 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
19532 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
19534 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19536 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
19537 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
19538 the function, temporarily point the debug interface to the null one.
19540 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19542 * dwarf2out.c (round_up_to_align): New static function.
19543 (field_byte_offset): Use it to round the offset.
19545 2007-02-12 Richard Henderson <rth@redhat.com>
19547 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
19548 (inswl_const): Export.
19550 2007-02-12 Richard Henderson <rth@redhat.com>
19552 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
19553 result mode of the libcall, convert back to outmode.
19555 2007-02-12 Roger Sayle <roger@eyesopen.com>
19557 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
19558 (bswapdi2): New define_expand to implement 32-bit implementation.
19560 2007-02-12 Nick Clifton <nickc@redhat.com>
19562 * doc/invoke.texi (Overall Options): Document --help=.
19563 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
19564 (cc1_options): Pass --help= on to cc1.
19565 (display_help): Add description of --help=.
19566 (process_command): Add code to handle --help=. Allow translated
19567 --help and --target-help switches to be passed on to compiler
19569 (main): Remove unused if statement.
19570 * opts.c (columns): Remove.
19571 (LEFT_COLUMN): Define.
19572 (wrap_help): Add columns argument.
19573 (print_filtered_help): Change parameters to be an include bitmask,
19574 an exclude bitmask, an any bitmask and the column width. Move the
19575 code to display the params list here. Add code to display the
19576 status of options rather than their descriptions if the quiet flag
19578 (print_specific_help): Change parameters to be an include bitmask,
19579 an exclude bitmask and an any bitmask. Move code to look up the
19580 column width here. Decide upon the title for an options listing.
19581 (common_handle_options): Add code to handle --help=. Adapt code
19582 for --help and --target-help to use the revised form of the
19583 print_specific_help function.
19584 (print_help): Delete.
19585 (print_param_help): Delete.
19586 (print_switch): Delete.
19587 * opts.h (cl_lang_count): Add prototype.
19588 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
19589 CL_MAX_OPTION_CLASS): New defines.
19590 * optc-gen.awk: Add construction of cl_lang_count.
19591 * c.opt: Add Warning attribute to warning options and Optimization
19592 attribute to optimization options.
19593 * common.opt: Likewise.
19595 Add -fhelp and -ftarget-help as aliases for the transformed --help
19596 and --target-help options.
19597 * opt-functions.awk: Add code to handle Warning and Optimization
19600 2007-02-12 Richard Henderson <rth@redhat.com>
19602 * config/alpha/constraints.md: New file.
19603 * config/alpha/alpha.c: Include tm-constrs.h.
19604 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
19605 alpha_extra_constraint): Remove.
19606 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
19607 * config/alpha/alpha-protos.h: Update.
19608 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
19609 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
19610 (EXTRA_CONSTRAINT): Remove.
19611 * config/alpha/alpha.md: Include constraints.md.
19612 (adddi splitter): Use satisfies_constraint_*.
19613 * config/alpha/predicates.md (add_operand): Likewise.
19614 (sext_add_operand, addition_operation): Likewise.
19616 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
19618 PR tree-optimization/29145
19619 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
19620 in our handling of restrict qualified pointers.
19622 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19625 * doc/invoke.texi (Wunused-value): Update description.
19626 (Wextra): Delete item.
19627 * opts.c (set_Wextra): Don't use the value of Wextra to set the
19628 value of Wunused-value.
19629 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
19630 (c_finish_stmt_expr): Don't check extra_warnings.
19631 (emit_side_effect_warnings): The caller is responsible to check
19634 2007-02-11 Roger Sayle <roger@eyesopen.com>
19635 Matt Thomas <matt@3am-software.com>
19637 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
19639 2007-02-11 Roger Sayle <roger@eyesopen.com>
19641 * simplify-rtx.c (simplify_relational_operation_1): Optimize
19642 comparisons of POPCOUNT against zero.
19643 (simplify_const_relational_operation): Likewise.
19645 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19647 * doc/invoke.texi (Wextra): Delete outdated paragraph.
19649 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19651 * dwarf2out.c (root_type): Delete unused function.
19653 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19655 * genattrtab.c (contained_in_p): Delete unused function.
19656 (write_expr_attr_cache): Likewise.
19658 2007-02-11 Jan Hubicka <jh@suse.cz>
19660 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
19663 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
19665 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
19666 to add the REG_EQ* note.
19667 * see.c (see_merge_one_use_extension): Likewise.
19668 * local-alloc.c (update_equiv_regs): Likewise. Also don't
19669 turn REG_EQUAL notes into REG_EQUIV notes if the target
19670 register may have more than one set.
19671 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
19672 * gcse.c (try_replace_reg): Likewise.
19673 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
19674 * calls.c (fixup_tail_calls): Likewise. Abort if there is
19675 more than one REG_EQUIV note.
19676 * reload1.c (gen_reload): Use set_unique_reg_note.
19678 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
19680 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
19681 (ix86_builtin_conversion): New function.
19683 2007-02-06 Mark Mitchell <mark@codesourcery.com>
19686 * tree.h (DECL_REPLACEABLE_P): New macro.
19687 * except.c (set_nothrow_function_flags): Likewise.
19689 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
19690 Ira Rosen <irar@il.ibm.com>
19691 Dorit Nuzman <dorit@il.ibm.com>
19693 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
19694 * targhooks.c (default_builtin_vectorized_conversion): New.
19695 * targhooks.h (default_builtin_vectorized_function): New declaration.
19696 * target.h (struct vectorize): Add builtin_conversion field.
19697 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
19698 stmt_vec_info_type value.
19699 (vectorizable_conversion): New declaration.
19700 * tree-vect-analyze.c (vect_analyze_operations): Add
19701 vectorizable_conversion call.
19702 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
19703 * tree-vect-transform.c (vectorizable_conversion): New function.
19704 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
19705 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
19707 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
19708 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
19709 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
19710 or ALTIVEC_BUILTIN_VCFSX.
19712 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19715 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
19716 CONST_DOUBLE and operand 0 is a hard register.
19717 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
19718 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
19719 is a hard floating-point register.
19721 2007-02-10 Richard Henderson <rth@redhat.com>
19722 Jakub Jelinek <jakub@redhat.com>
19723 Alexandre Oliva <aoliva@redhat.com>
19725 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
19726 * builtin-types.def (BT_WORD): Make unsigned.
19727 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
19728 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
19729 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
19730 * c-decl.c (grokdeclarator): Don't error if !have_tls.
19731 * c-parser.c (c_parser_omp_threadprivate): Likewise.
19732 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
19734 * expr.c (emutls_var_address): New.
19735 (expand_expr_real_1): Expand emulated tls.
19736 (expand_expr_addr_expr_1): Likewise.
19737 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
19738 * output.h (emutls_finish): Declare.
19739 * toplev.c (compile_file): Call it.
19740 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
19741 address before wrapping in CONST.
19742 * varasm.c (emutls_htab, emutls_object_type): New.
19743 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
19744 (get_emutls_object_name, get_emutls_object_type): New.
19745 (get_emutls_init_templ_addr, emutls_decl): New.
19746 (emutls_common_1, emutls_finish): New.
19747 (assemble_variable): When emulating tls, swap decls; generate
19748 constructor for the emutls objects.
19749 (do_assemble_alias): When emulating tls, swap decl and target name.
19750 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
19752 * varpool.c (decide_is_variable_needed): Look at force_output.
19753 Recurse for emulated tls.
19754 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
19755 with decide_is_variable_needed.
19756 * emutls.c: New file.
19757 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
19758 tls_object for real tls.
19760 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
19762 PR rtl-optimization/29599
19763 * reload1.c (eliminate_regs_in_insn): Take the destination
19764 mode into account when computing the offset.
19766 2007-02-09 Stuart Hastings <stuart@apple.com>
19767 Richard Henderson <rth@redhat.com>
19769 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19770 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19771 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
19772 fixuns_truncdfhi2): New.
19773 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
19774 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
19775 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
19776 (floatunssidf2): Allow nonimmediate source.
19777 * config/i386/sse.md (movdi_to_sse): New.
19778 (vec_concatv2di): Drop '*'.
19779 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
19780 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19781 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
19783 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
19784 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19785 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
19786 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
19787 (ix86_build_signbit_mask): Fix decl of v, refactor to call
19788 ix86_build_const_vector.
19789 (x86_emit_floatuns): Rewrite.
19791 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19793 * genautomata.c (longest_path_length): Delete unused function.
19794 (struct state): Delete unused longest_path_length.
19795 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
19796 (get_free_state): Delete unused.
19798 2007-02-09 Jan Hubicka <jh@suse.cz>
19800 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
19801 * doc/invoke.texi (inline-unit-growth): Update default value.
19803 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
19804 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
19805 (rebuild_cgraph_edges): Likewise.
19806 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
19807 (dump_cgraph_node): Dump frequencies.
19808 (cgraph_clone_edge): Add frequency scales.
19809 (cgraph_clone_node): Add freuqnecy.
19810 * cgraph.h (cgraph_edge): Add freuqnecy argument.
19811 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
19812 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
19813 * tree-pass.h (TODO_rebuild_frequencies): New constant.
19814 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
19815 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
19816 (save_inline_function_body): Likewise.
19817 * ipa-inline.c: inluce rtl.h
19818 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
19819 (cgraph_edge_badness): Use frequencies.
19820 (cgraph_decide_recursive_inlining): Update clonning.
19821 (cgraph_decide_inlining_of_small_function): Dump frequency.
19822 * predict.c (estimate_bb_frequencies): Export.
19823 * predict.h (estimate_bb_frequencies): Declare.
19824 * tree-inline.c (copy_bb): Watch overflows.
19825 (expand_call_inline): Update call of cgraph_create_edge.
19826 (optimize_inline_calls): Use TODO flags to update frequnecies.
19827 * passes.h: Include predict.h
19828 (init_optimization_passes): Move profile ahead.
19829 (execute_function_todo): Handle TODO_rebuild_frequencies.
19831 2007-02-09 Roger Sayle <roger@eyesopen.com>
19833 * config/alpha/alpha.c (emit_insxl): Force the first operand of
19834 the insbl or inswl pattern into a register.
19836 2007-02-09 Roger Sayle <roger@eyesopen.com>
19838 * config/ia64/ia64.md (bswapdi2): New define_insn.
19840 2007-02-09 Richard Henderson <rth@redhat.com>
19842 * config/i386/constraints.md (Ym): New constraint.
19843 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
19844 (movdi_1_rex64): Split sse and xmm general register moves from
19845 memory move alternatives. Use conditional register constraints.
19846 (movsf_1, movdf_integer): Likewise.
19847 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19848 (movdf_integer_rex64): New.
19849 (pushsf_rex64): Fix output constraints.
19850 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
19851 (sse2_stored): Likewise.
19852 (sse2_storeq_rex64): New.
19853 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
19854 amd and not generic.
19855 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
19856 for optimize_size. Remove SF/DFmode hack.
19858 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19860 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19863 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19864 Richard Sandiford <richard@codesourcery.com>
19866 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19867 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19868 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19869 m68k/t-mlib to tmake_file.
19870 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19871 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19872 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19873 Allow it to be cf or m68k. Set m68k_arch_family. If that
19874 variable is not empty, add t-$m68k_arch_family to tmake_file.
19875 Add t-mlibs to tmake_file.
19876 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19877 * config/m68k/t-cf: New file.
19878 * config/m68k/t-m68k: Likewise.
19879 * config/m68k/t-mlibs: Likewise.
19880 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19881 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19882 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19883 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19884 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19886 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19887 (INSTALL_LIBGCC): Delete.
19888 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19889 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19890 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19891 (M68K_MLIB_CPU): Define.
19892 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19893 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19894 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19896 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19897 Richard Guenther <rguenther@suse.de>
19899 PR middle-end/23361
19900 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19901 against INT_MIN/INT_MAX.
19902 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19903 file if a loop is removed.
19905 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19907 * calls.c (store_one_arg): Pass correct alignment to
19908 emit_push_insn for non-BLKmode values.
19909 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19910 unaligned stack slot via a suitably aligned slot.
19912 2007-02-08 DJ Delorie <dj@redhat.com>
19914 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19916 (legal_subregs): Use unsigned char, make const.
19917 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19919 2007-02-08 Paul Brook <paul@codesourcery.com>
19921 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19922 special interworking needed.
19924 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19926 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19927 conditional to __SSE2__.
19928 (Entries below should have been added to first ChangeLog
19929 entry for amdfam10 dated 2007-02-05)
19930 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19932 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19934 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19937 2007-02-08 DJ Delorie <dj@redhat.com>
19939 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19940 * config/m32c/m32c.c (legal_subregs): New.
19941 (m32c_illegal_subreg_p): New.
19942 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19943 unsupported subregs of hard regs.
19945 2007-02-08 Jan Hubicka <jh@suse.cz>
19947 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19948 the same one; always update histograms.
19950 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19952 * passes.c (init_optimization_passes): Tidy comment.
19954 2007-02-08 Roger Sayle <roger@eyesopen.com>
19956 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19957 strip zero_extend, bswap and rotates from POCOUNT's argument.
19958 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19959 zero_extend and rotates from PARITY's argument.
19960 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19961 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19962 of an integer constant at compile-time.
19964 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19967 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19969 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19972 * tree-ssa-live.c (remove_unused_locals): Do not remove
19973 TREE_ADDRESSABLE variables.
19974 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19975 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19976 FOR_CLOBBER. Update all users.
19977 If VAR has an associated alias set, add a virtual operand for
19978 it if no alias is found to conflict with the memory reference.
19980 2007-02-07 Jan Hubicka <jh@suse.cz>
19981 Robert Kidd <rkidd@crhc.uiuc.edu>
19983 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19985 2007-02-07 Ian Lance Taylor <iant@google.com>
19987 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19989 2007-02-07 Roger Sayle <roger@eyesopen.com>
19991 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19992 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19993 tablejumpdi, movsi_to_cr_one): Remove constraints from
19994 define_expand's match_operands.
19996 2007-02-07 Roger Sayle <roger@eyesopen.com>
19998 * global.c (compute_regsets): Move declatation of "i" inside of
19999 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
20001 2007-02-07 Jakub Jelinek <jakub@redhat.com>
20004 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
20005 of INDIRECT_REF <RESULT_DECL>.
20007 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
20009 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
20010 Kaz Kojima <kkojima@gcc.gnu.org>
20013 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
20015 (sh_initialize_trampoline): Add parentheses to avoid a warning.
20017 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
20019 * doc/loop.texi: Document possibility not to perform disambiguation
20020 of loops with multiple latches.
20021 * cfgloopmanip.c (alp_enum_p): Removed.
20022 (add_loop): Handle subloops. Use get_loop_body_with_size.
20023 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
20024 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
20025 the new forwarder block.
20026 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
20027 Handle the case latch is NULL.
20028 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
20029 modifications when marking loop exits.
20030 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
20032 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
20033 disambiguate_loops_with_multiple_latches.
20034 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
20035 before fix_loop_structure.
20036 * cfgloop.c: Include pointer-set.h and output.h.
20037 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
20038 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
20039 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
20040 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
20041 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
20042 disambiguate_multiple_latches, get_loop_body_with_size,
20043 disambiguate_loops_with_multiple_latches): New functions.
20044 (flow_loop_dump): Dump multiple latch edges.
20045 (flow_loop_nodes_find): Handle loops with multiple latches.
20046 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
20047 (glb_enum_p): Modified.
20048 (get_loop_body): Use get_loop_body_with_size.
20049 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
20050 (AVOID_CFG_MODIFICATIONS): New constant.
20051 (disambiguate_loops_with_multiple_latches, add_loop,
20052 get_loop_body_with_size): Declare.
20053 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
20055 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
20057 PR inline-asm/28686
20058 * global.c (compute_regsets): New function.
20059 (global_alloc): Refactored ELIMINABLE_REGSET
20060 and NO_GLOBAL_ALLOC_REGS computation out.
20061 (rest_of_handle_global_alloc): Call compute_regsets()
20062 for non-optimizing case.
20064 2007-02-06 Richard Henderson <rth@redhat.com>
20066 * config/i386/constraints.md (Y2): Rename from Y.
20067 (Yi): New constraint.
20068 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
20069 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
20070 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
20071 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
20072 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
20073 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
20074 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
20075 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
20076 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
20077 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
20078 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
20079 vec_extractv2si_1): Change Y constraints to Y2.
20080 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
20081 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
20082 Change Y constraints to Y2.
20083 (sse2_loadld): Change Y constraints to x.
20085 2007-02-06 Roger Sayle <roger@eyesopen.com>
20087 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
20088 (parity<mode>2): New define_expand using rs6000_emit_parity.
20089 * config/rs6000/rs6000.c (rs6000_emit_popcount,
20090 rs6000_emit_parity): New functions.
20091 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
20092 rs6000_emit_parity): Prototype here.
20094 2007-02-06 Ian Lance Taylor <iant@google.com>
20096 * lower-subreg.c (simple_move_operand): Reject CONST.
20097 (resolve_clobber): Call validate_change rather than directly
20098 assigning to XEXP (pat, 0).
20100 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20102 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
20103 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
20104 (tree-cfg.o): Remove hashtab.h dependency.
20106 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
20107 (struct ivopts_data): Change niters to pointer_map_t.
20108 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
20109 (niter_for_exit): Create pointer_map on demand. Change for
20111 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
20112 (free_loop_data): Destroy data->niters if created and reset field.
20113 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
20114 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
20116 * tree-ssa-reassoc.c: Include pointer-set.h.
20117 (bb_rank): Change to long *.
20118 (operand_rank): Change to pointer_map_t.
20119 (find_operand_rank): Return long, -1 if not found. Declare as inline.
20120 (insert_operand_rank): Accept long.
20121 (operand_entry_hash, operand_entry_eq): Remove.
20122 (get_rank): Return long. Adjust for changes above.
20123 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
20125 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
20127 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
20128 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
20129 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
20131 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
20132 directly since it cannot be NULL.
20133 (get_vi_for_tree): Rewrite for pointer_map API.
20134 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
20135 (init_alias_vars): Create vi_for_tree as pointer_map.
20136 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
20138 * tree-cfg.c: Don't include hashtab.h.
20139 (edge_to_cases): Declare as pointer_map.
20140 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
20142 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
20143 (start_recording_case_labels): Create edge_to_cases as pointer_map.
20144 (end_recoding_case_labels): Cleanup edge_to_cases manually before
20146 (record_switch_edge): Delete.
20147 (get_cases_for_edge): Adjust for pointer_map API, inline
20148 record_switch_edge (rewritten for new API), remove goto.
20150 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20152 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
20153 * tree-nested.c: Include pointer-set.h.
20154 (var_map_elt, var_map_eq, var_map_hash): Delete.
20155 (struct nesting_info): Remove GTY marker. Change the two htab_t's
20156 to pointer_map_t's.
20157 (nesting_info_bitmap_obstack): New.
20158 (lookup_field_for_decl): Adjust for pointer_map API.
20159 (lookup_tramp_for_decl): Adjust for pointer_map API.
20160 (get_nonlocal_debug_decl): Adjust for pointer_map API.
20161 (get_local_debug_decl): Adjust for pointer_map API.
20162 (convert_nl_goto_reference): Adjust for pointer_map API.
20163 (convert_nl_goto_receiver): Adjust for pointer_map API.
20164 (create_nesting_tree): Create outside GGC space. Create bitmap on
20165 the new obstack. Create field_map and var_map as pointer_maps.
20166 (free_nesting_tree): Adjust for changes to create_nesting_tree.
20168 (lower_nested_functions): Move root here, no need to NULL it.
20169 Initialize and release the obstack.
20171 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
20173 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
20174 Remove prototypes and make them non-static.
20175 (struct tree_int_map): Remove.
20176 * tree.h (struct tree_int_map): Move here, turning TO into an
20178 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
20180 * tree.h (TREE_COMPLEXITY): Remove.
20181 (struct tree_exp): Remove complexity field.
20182 * tree.c (build1_stat): Don't set it.
20184 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
20185 Victor Kaplansky <victork@il.ibm.com>
20187 * tree-vectorizer.c (vect_is_simple_use): Support induction.
20188 (vect_is_simple_reduction): Support reduction with induction as
20189 one of the operands.
20190 (vect_is_simple_iv_evolution): Fix formatting.
20191 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
20192 formatting. Don't mark induction phis for vectorization.
20193 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
20194 * tree-vect-transform.c (get_initial_def_for_induction): New function.
20195 (vect_get_vec_def_for_operand): Support induction.
20196 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
20198 (vectorizable_reduction): Support reduction with induction as one of
20200 (vectorizable_type_demotion): Use def-type of stmt argument rather
20201 than dummy def-type.
20203 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
20204 flag_tree_scev_cprop.
20205 * common.opt (tree-scev-cprop): New flag.
20207 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
20208 call to vect_get_new_vect_var.
20210 2007-02-06 Ira Rosen <irar@il.ibm.com>
20212 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
20213 vectype is not NULL.
20214 (vect_pattern_recog_1): Likewise.
20216 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20218 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
20219 (fold_negate_expr): Likewise.
20221 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
20224 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
20225 even if cv-qualification is the same.
20227 2007-02-05 Geoffrey Keating <geoffk@apple.com>
20229 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
20230 __enable_execute_stack on completion.
20232 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20234 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
20235 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
20236 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
20237 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
20238 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
20239 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
20240 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
20241 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
20243 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20245 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
20246 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
20247 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
20248 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
20249 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
20250 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
20251 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
20252 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
20253 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
20254 umuldi3_highpart_rex64, umulsi3_highpart_insn,
20255 umulsi3_highpart_zext, smuldi3_highpart_rex64,
20256 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
20257 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
20258 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
20259 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
20260 sqrtextenddfxf2_i387): Added amdfam10_decode.
20262 * config/i386/athlon.md (athlon_idirect_amdfam10,
20263 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
20264 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
20265 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
20266 athlon_ivector_store_amdfam10): New define_insn_reservation.
20267 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
20270 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20272 * config/i386/athlon.md (athlon_call_amdfam10,
20273 athlon_pop_amdfam10, athlon_lea_amdfam10): New
20274 define_insn_reservation.
20275 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
20276 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
20277 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
20279 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20281 * config/i386/athlon.md (athlon_sseld_amdfam10,
20282 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
20283 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
20285 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20287 * config/i386/athlon.md (athlon_sseins_amdfam10): New
20288 define_insn_reservation.
20289 * config/i386/i386.md (sseins): Added sseins to define_attr type
20290 and define_attr unit.
20291 * config/i386/sse.md: Set type attribute to sseins for insertq
20294 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20296 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
20297 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
20298 ssecomi_load_amdfam10, ssecomi_amdfam10,
20299 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
20300 define_insn_reservation.
20301 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
20303 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20305 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
20306 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
20307 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
20308 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
20309 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
20310 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
20311 define_insn_reservation.
20313 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
20314 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
20315 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
20316 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
20317 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
20319 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20321 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
20322 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
20323 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
20324 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
20325 athlon_ssemul_load_k8): Added amdfam10.
20327 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20329 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
20330 (x86_sse_unaligned_move_optimal): New variable.
20332 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
20334 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
20335 for unaligned vector SSE double/single precision loads for AMDFAM10.
20337 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20339 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
20340 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
20341 Define TARGET_CPU_DEFAULT_amdfam10.
20342 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
20343 (processor_type): Add PROCESSOR_AMDFAM10.
20345 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
20346 processor_type in config/i386/i386.h.
20347 Enable imul peepholes for TARGET_AMDFAM10.
20349 * config.gcc: Add support for --with-cpu option for amdfam10.
20351 * config/i386/i386.c (amdfam10_cost): New variable.
20352 (m_AMDFAM10): New macro.
20353 (m_ATHLON_K8_AMDFAM10): New macro.
20354 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
20355 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
20356 x86_promote_QImode, x86_integer_DFmode_moves,
20357 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20358 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
20359 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
20360 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
20361 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
20362 Enable/disable for amdfam10.
20363 (override_options): Add amdfam10_cost to processor_target_table.
20364 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
20365 processor_alias_table.
20366 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
20367 (ix86_adjust_cost): Add code for amdfam10.
20369 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20371 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
20372 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
20373 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
20374 * config/i386/i386.h: Add builtin definition for SSE4A.
20375 * config/i386/i386.md: Add support for ABM instructions
20376 (popcnt and lzcnt).
20377 * config/i386/sse.md: Add support for SSE4A instructions
20378 (movntss, movntsd, extrq, insertq).
20379 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
20380 Add -march=amdfam10 flag.
20381 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
20382 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
20384 * doc/extend.texi: Add documentation for SSE4A builtins.
20386 2007-02-05 Bob Wilson <bob.wilson@acm.org>
20388 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
20390 2007-02-05 Richard Guenther <rguenther@suse.de>
20392 * tree-vectorizer.h (vectorizable_function): Add argument type
20393 argument, change return type.
20394 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
20395 * tree-vect-transform.c (vectorizable_function): Handle extra
20396 argument, return vectorized function decl.
20397 (build_vectorized_function_call): Remove.
20398 (vectorizable_call): Handle calls with result and argument types
20399 differing. Handle loop vectorization factor correctly.
20400 * targhooks.c (default_builtin_vectorized_function): Adjust for
20402 * targhooks.h (default_builtin_vectorized_function): Likewise.
20403 * target.h (builtin_vectorized_function): Add argument type
20405 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
20406 extra argument, allow vectorizing of lrintf.
20407 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
20408 documentation of target hook.
20410 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
20413 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
20414 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
20415 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
20417 2007-02-05 Roger Sayle <roger@eyesopen.com>
20419 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
20420 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
20421 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
20422 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
20423 before canonicalizing sincos to cexpi.
20424 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
20426 2007-02-05 Roger Sayle <roger@eyesopen.com>
20428 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
20429 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
20430 (alpha_init_builtins): Use alpha_add_builtins to process tables.
20432 2007-02-05 Roger Sayle <roger@eyesopen.com>
20434 * mips-tfile.c (initialize_init_file): Correct endianness test.
20436 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
20438 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
20439 the 'y' constraint.
20441 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20443 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
20444 saves in a PARALLEL before the register assignments.
20446 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20448 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
20449 DWARF_FRAME_RETURN_COLUMN to be a general register.
20450 * dwarf2out.c (init_return_column_size): New function, split from...
20451 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
20452 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
20453 to be nongeneral registers.
20454 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
20456 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
20457 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
20459 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20461 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
20463 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20465 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
20466 (remove_path): Use can_remove_branch_p and remove_branch instead
20467 of loop_delete_branch_edge.
20468 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
20469 (tree_transform_and_unroll_loop): Remove dead branches immediately.
20470 Update profile using scale_dominated_blocks_in_loop.
20471 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
20472 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
20473 (can_remove_branch_p, remove_branch): Declare.
20474 * tree-cfg.c (tree_can_remove_branch_p): New function.
20475 (tree_cfg_hooks): Add tree_can_remove_branch_p.
20476 * cfgrtl.c (rtl_can_remove_branch_p): New function.
20477 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
20479 2007-02-05 Jan Hubicka <jh@suse.cz>
20481 PR middle-end/30696
20482 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
20483 nodes in cgraph, don't remove offline copy of the function.
20485 2007-02-04 Jan Hubicka <jh@suse.cz>
20487 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
20488 vectors might cause maybe_lookup_element_for_expr to be called
20489 on non-sra-candidate.
20491 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20493 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
20494 config/bfin/bfin.md, config/bfin/predicates.md: Follow
20495 spelling conventions.
20497 2007-02-04 Richard Guenther <rguenther@suse.de>
20499 PR middle-end/30636
20500 * fold-const.c (try_move_mult_to_index): Make sure to not
20501 overflow one dimension of a multi-dimensional array access.
20503 2007-02-04 Jan Hubicka <jh@suse.cz>
20505 * passes.c (init_optimization_passes): Reindent.
20507 2007-02-04 Jan Hubicka <jh@suse.cz>
20508 Eric Botcazou <ebotcazou@adacore.com>
20510 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
20511 (execute_fixup_cfg): Break out the abnormal goto code.
20512 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
20513 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
20514 (optimize_inline_calls): Call make_nonlocal_label_edges.
20516 2007-02-04 Jan Hubicka <jh@suse.cz>
20518 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
20519 true when something was changed.
20520 (rename_ssa_copies): When something was changed, do
20521 TODO_remove_unused_locals.
20522 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20523 add TODO_remove_unused_locals when instruction was removed.
20525 2007-02-04 Jan Hubicka <jh@suse.cz>
20527 * ipa-inline.c (try_inline): Improve debug output; work on already
20529 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
20530 call try_inline for already inlined edges too when flattening;
20531 inline also functions that make callee growth but overall unit size
20534 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20536 * config/m32c/bitops.md, config/m32c/jump.md,
20537 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
20538 config/m32r/m32r.h, config/m32r/m32r.md,
20539 config/m32r/predicates.md, config/m68hc11/larith.asm,
20540 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
20541 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
20542 config/mips/mips-protos.h, config/mips/mips.c,
20543 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
20544 config/mn10300/mn10300.h, config/mn10300/predicates.md,
20545 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
20546 spelling conventions.
20548 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
20549 Follow spelling conventions.
20551 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
20553 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
20554 warn about C++0x compatibility.
20556 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20558 * config/h8300/h8300.c, config/h8300/h8300.h,
20559 config/h8300/h8300.md: Follow spelling conventions.
20561 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
20563 PR middle-end/30667
20564 * combine.c (try_combine): Do not substitute source operand
20565 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
20567 2007-02-03 Jan Hubicka <jh@suse.cz>
20569 PR gcov-profile/30650
20570 * value-prof.c (stringop_block_profile): Fix handling of size counter;
20571 do not divide by zero for never executed counters.
20572 (tree_find_values_to_profile): Fix counters.
20573 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
20575 2007-02-03 Ian Lance Taylor <iant@google.com>
20577 * lower-subreg.c (simple_move_operand): New static function,
20578 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
20580 (simple_move): Call simple_move_operand.
20581 (find_decomposable_subregs): Add special handling of MEMs.
20582 (can_decompose_p): Rename from cannot_decompose_p. Reverse
20583 meaning of return value. If we see a hard register, test whether
20584 it can store a word_mode value. Change all callers.
20586 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20588 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
20589 ftrapv insns and expanders.
20590 (subdi3): Change define_expand operand 1 to arith11_operand, and
20591 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
20592 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
20593 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
20596 PR middle-end/30174
20597 * varasm.c (notice_global_symbol): Treat global objects as weak when
20598 flag_shlib is true.
20600 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20602 * emit-rtl.c (dconstpi): Delete.
20603 (dconstsqrt2): New.
20604 (init_emit_once): Delete dconstpi and init dconstsqrt2.
20605 * real.h (dconstpi): Delete.
20606 (dconstsqrt2): New.
20607 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
20608 (fold_builtin_hypot): Likewise.
20610 2007-02-03 Tom Tromey <tromey@redhat.com>
20613 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
20614 -gcoff3, -gxcoff3, -gvms3 implies -dD.
20616 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
20618 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
20619 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
20620 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
20621 config/rs6000/cell.md, config/rs6000/darwin.h,
20622 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
20623 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
20624 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
20625 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
20626 typos. Follow spelling conventions.
20627 * doc/invoke.texi: Follow spelling conventions.
20629 2007-02-03 Roger Sayle <roger@eyesopen.com>
20631 * simplify-rtx.c (simplify_relational_operation_1): Implement some
20632 canonicalization transformations that attempt to simplify integer
20633 constant comparisons to become comparisons against zero.
20635 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20637 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
20639 * fold-const.c (fold_binary): Fix comment typos. Fold complex
20640 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
20642 2007-02-02 Mike Stump <mrs@apple.com>
20644 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
20645 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
20646 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
20647 generate a branch island.
20649 2007-02-02 Bob Wilson <bob.wilson@acm.org>
20651 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
20652 (xtensa_legitimate_address_p): New.
20653 (xtensa_legitimize_address): New.
20654 (xtensa_output_addr_const_extra): New.
20655 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
20657 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
20658 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
20659 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
20660 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
20661 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
20662 (xtensa_legitimize_address): New.
20663 (xtensa_output_addr_const_extra): New.
20665 2007-02-02 Steve Ellcey <sje@cup.hp.com>
20667 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
20669 2007-02-02 Ian Lance Taylor <iant@google.com>
20671 * expmed.c (expand_divmod): Add comment.
20673 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
20675 * emit-rtl.c (renumber_insns): Remove.
20676 * flags.h: Remove the extern for flag_renumber_insns.
20677 * rtl.h: Remove the prototype for renumber_insns.
20678 * toplev.c (flag_renumber_insns): Remove.
20680 2007-02-02 Hui-May Chang <hm.chang@apple.com>
20682 Revert for x86 darwin:
20683 2005-06-19 Uros Bizjak <uros@kss-loka.si>
20685 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
20686 code before the following patch under TARGET_MACHO.
20687 (ix86_function_value_regno_p): Likewise.
20689 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20691 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
20694 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20697 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
20698 loads to general or fp registers. Add comments.
20699 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
20701 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
20703 * pointer-set.c (insert_aux): Only return insertion slot.
20704 (pointer_set_insert): Adjust.
20705 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
20706 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
20707 pointer_map_traverse): New.
20708 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
20709 pointer_map_create, pointer_map_destroy, pointer_map_insert,
20710 pointer_map_contains, pointer_map_traverse): Declare.
20712 2007-02-02 Jakub Jelinek <jakub@redhat.com>
20714 PR middle-end/30473
20715 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
20716 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
20718 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20720 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
20722 (struct _dep): New type.
20723 (dep_t): New typedef.
20724 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
20725 (DEP_STATUS): New access macro. The macro with the same name was
20726 renamed to DEP_LINK_STATUS.
20727 (dep_init): Declare function
20729 (struct _dep_link): New type.
20730 (dep_link_t): New typedef.
20731 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
20732 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
20733 (DEP_LINK_STATUS): New macro.
20734 (debug_dep_links): New debug function.
20736 (struct _deps_list): New type.
20737 (deps_list_t): New typedef.
20738 (DEPS_LIST_FIRST): New access macro.
20739 (FOR_EACH_DEP_LINK): New cycle macro.
20740 (create_deps_list, free_deps_list, delete_deps_list): Declare
20742 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
20743 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
20744 (copy_deps_list_change_con): Ditto.
20746 (move_dep_link): Declare function.
20748 (struct _dep_node): New type.
20749 (dep_node_t): New typedef.
20750 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
20752 (struct haifa_insn_data.back_deps): New field to hold backward
20753 dependencies of the insn.
20754 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
20756 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
20757 Change its type to deps_list_t.
20758 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
20759 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
20760 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
20762 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
20764 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
20766 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
20768 (dep_cost): Declare.
20770 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
20771 (ds_to_dk, dk_to_ds): New functions.
20773 (init_dep_1): New static function.
20774 (init_dep): New function.
20775 (copy_dep): New static function.
20777 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
20779 (detach_dep_link): New static function.
20780 (move_dep_link): New function.
20782 (dep_links_consistent_p, dump_dep_links): New static functions.
20783 (debug_dep_links): New debugging function.
20785 (deps_obstack, dl_obstack, dn_obstack): New static variables.
20787 (alloc_deps_list, init_deps_list): New static functions.
20788 (create_deps_list): New function.
20789 (clear_deps_list): New static function.
20790 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
20791 (deps_list_consistent_p, dump_deps_list): New static functions.
20792 (debug_deps_list): New function.
20793 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
20795 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
20797 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
20798 use new scheduler dependencies lists.
20799 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
20800 (sched_analyze): Ditto. Initialize dependencies lists.
20801 (add_forw_dep, compute_forward_dependences): Update to use new
20802 scheduler dependencies lists.
20804 (init_dependency_caches): Init deps_obstack.
20805 (free_dependency_caches): Free deps_obstack.
20807 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
20808 new scheduler dependencies lists.
20809 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
20810 (add_back_forw_dep, delete_back_forw_dep): Ditto.
20812 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
20813 Update to use new scheduler dependencies lists.
20814 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
20815 (debug_dependencies): Ditto.
20816 (schedule_region): Update comments.
20818 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
20819 scheduler dependencies lists.
20820 (schedule_ebb): Update comments.
20822 * rtl.def (DEPS_LIST): Remove.
20824 * lists.c (unused_deps_list): Remove.
20825 (free_list): Update assertions.
20827 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
20828 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20830 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
20831 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20833 * haifa-sched.c (comments): Update.
20834 (insn_cost1): Remove. Inline the code into insn_cost ().
20835 (insn_cost): Update to use new scheduler dependencies lists. Move
20836 processing of the dependency cost to dep_cost ().
20837 (dep_cost): New function. Use it instead of insn_cost () when
20838 evaluating cost of the dependency. Use compatible interface to
20839 interact with the target.
20840 (priority): Update to use new scheduler dependencies lists.
20841 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
20842 with greater number of insns that depend on the insn.
20843 (schedule_insn): Update to use new scheduler dependencies lists. Add
20844 code to free backward dependencies lists. Inline and optimize code
20845 from resolve_dep () - see PR28071.
20846 (ok_for_early_queue_removal): Update to use new scheduler dependencies
20847 lists. Update call to targetm.sched.is_costly_dependence hook.
20849 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
20850 scheduler dependencies lists.
20852 (resolve_dep): Remove. Move the logic to schedule_insn ().
20853 (init_h_i_d): Initialize dependencies lists.
20855 (process_insn_depend_be_in_spec): Rename to
20856 process_insn_forw_deps_be_in_spec. Update to use new scheduler
20857 dependencies lists.
20858 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
20859 Update to use new scheduler dependencies lists.
20860 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
20862 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20863 new scheduler dependencies lists.
20864 (build_intra_loop_deps): Ditto.
20866 * target.h (struct _dep): Declare to use in
20867 gcc_target.sched.is_costly_dependence.
20868 (struct gcc_target.sched.adjust_cost): Fix typo.
20869 (struct gcc_target.sched.is_costly_dependence): Change signature to
20870 use single dep_t parameter instead of an equivalent triad.
20871 (struct gcc_target.sched.adjust_cost_2): Remove.
20873 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20875 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20877 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20879 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20881 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20882 (REG_DEP_TRUE): Document.
20884 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20885 Change signature to correspond to the targetm.sched.adjust_cost hook.
20886 Update use in TARGET_SCHED_ADJUST_COST_2.
20887 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20888 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20889 new scheduler dependencies lists.
20890 (ia64_gen_check): Ditto.
20892 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20893 scheduler dependencies lists.
20895 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20896 signature to correspond to the targetm.sched.is_costly_dependence hook.
20897 (is_costly_group): Update to use new scheduler dependencies lists.
20899 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20900 instead of INSN_COST () macro.
20902 2007-02-01 Ian Lance Taylor <iant@google.com>
20904 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20906 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20908 * pa.md (tp_load): Correct mfctl instruction syntax.
20910 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20912 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20913 altivec_padding_size calculation on AIX. Improve comment, add
20914 assert to verify that it's right.
20916 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20919 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20921 PR inline-asm/28686
20922 * global.c (global_alloc): Add mising initialization of
20925 2007-02-01 Roger Sayle <roger@eyesopen.com>
20927 * alias.c (init_alias_analysis): Correct whitespace.
20928 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20929 partition_hot_cold_basic_blocks): Likewise.
20930 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20931 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20932 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20933 fold_builtin_snprintf_chk, fold_builtin_printf,
20934 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20935 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20936 * cfgcleanup.c (cleanup_cfg): Likewise.
20937 * cfgexpand.c (tree_expand_cfg): Likewise.
20938 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20939 * function.c (get_next_funcdef_no): Likewise.
20940 * gengtype.c (main): Likewise.
20941 * genmodes.c (main): Likewise.
20942 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20943 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20944 * ifcvt.c (noce_emit_move_insn): Likewise.
20945 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20947 * stor-layout.c (get_best_mode): Likewise.
20948 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20949 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20950 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20951 perform_var_substitution, solve_graph): Likewise.
20952 * tree-vrp.c (vrp_finalize): Likewise.
20954 2007-02-01 Ian Lance Taylor <iant@google.com>
20956 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20957 high part of a paradoxical subreg, return a constant zero.
20959 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20961 * toplev.c (lang_dependent_init): Call init_set_costs.
20962 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20964 2007-02-01 Richard Guenther <rguenther@suse.de>
20966 PR middle-end/30656
20967 * fold-const.c (fold_negate_expr): Allow negating a
20968 constant if overflow does not change.
20970 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20972 * doc/c-tree.texi (Expression trees): Improve markup.
20973 * doc/tm.texi (Register Classes, Addressing Modes)
20974 (Floating Point): Fix spacing after abbreviations. Fix some
20977 2007-02-01 Ben Elliston <bje@au.ibm.com>
20979 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20980 * doc/contrib.texi: Likewise.
20981 * doc/install.texi: Likewise.
20983 2007-01-31 Richard Henderson <rth@redhat.com>
20984 Ian Lance Taylor <iant@google.com>
20986 * lower-subreg.c: New file.
20987 * rtl.def (CONCATN): Define.
20988 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20989 pass_lower_subreg2.
20990 * emit-rtl.c (update_reg_offset): New static function, broken out
20991 of gen_rtx_REG_offset.
20992 (gen_rtx_REG_offset): Call update_reg_offset.
20993 (gen_reg_rtx_offset): New function.
20994 * regclass.c: Revert patch of 2006-03-05, restoring
20996 (clear_reg_info_regno): New function.
20997 * dwarf2out.c (concatn_loc_descriptor): New static function.
20998 (loc_descriptor): Handle CONCATN.
20999 * common.opt (fsplit_wide_types): New option.
21000 * opts.c (decode_options): Set flag_split_wide_types when
21002 * timevar.def (TV_LOWER_SUBREG): Define.
21003 * rtl.h (gen_reg_rtx_offset): Declare.
21004 (reg_scan_update): Declare.
21005 * regs.h (clear_reg_info_regno): Declare.
21006 * tree-pass.h (pass_lower_subreg): Declare.
21007 (pass_lower_subreg2): Declare.
21008 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
21009 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
21010 -fsplit-wide-types.
21011 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
21012 * Makefile.in (OBJS-common): Add lower-subreg.o.
21013 (lower-subreg.o): New target.
21015 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21017 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
21019 2007-01-31 Anatoly Sokolov <aesok@post.ru>
21022 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
21024 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21026 PR middle-end/29335
21027 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
21029 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
21031 * cfgloop.h: Include vec-prim.h.
21032 (enum li_flags): Remove LI_ONLY_OLD.
21033 (loop_iterator): Changed.
21034 (fel_next, fel_init): Iterate over loop tree.
21035 (FOR_EACH_LOOP_BREAK): New macro.
21036 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
21038 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
21039 * modulo-sched.c (sms_schedule): Ditto.
21040 * tree-vectorizer.c (vectorize_loops): Ditto.
21041 * doc/loop.texi: Update information on loop numbering and behavior of
21042 FOR_EACH_LOOP wrto new loops.
21043 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
21044 add_to_evolution_1): Test nestedness of loops instead of comparing
21046 * tree-chrec.c (chrec_fold_plus_poly_poly,
21047 chrec_fold_multiply_poly_poly, chrec_evaluate,
21048 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
21049 reset_evolution_in_loop): Ditto.
21050 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
21052 2007-01-31 Dirk Mueller <dmueller@suse.de>
21054 * c-common.c (warn_about_parentheses): Separate warning about
21055 un-parenthized sequence of comparison operators from the one
21056 which is supposed to warn about x <= y <= z.
21058 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
21060 * optabs.h (enum optab_index): Add new OTI_isinf.
21061 (isinf_optab): Define corresponding macro.
21062 * optabs.c (init_optabs): Initialize isinf_optab.
21063 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
21065 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
21066 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
21068 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
21069 expand_builtin_interclass_mathfn.
21070 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
21071 * config/i386/i386.md (UNSPEC_FXAM): New constant.
21072 (fxam<mode>2_i387): New insn pattern.
21073 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
21074 built-in functions as x87 inline asm.
21076 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21078 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
21080 2007-01-30 Eric Christopher <echristo@apple.com>
21082 * config.gcc: Add geode.
21084 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21086 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
21087 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
21088 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
21089 value-prof.c: Fix comment typos.
21091 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21094 * doc/invoke.texi (Wpointer-arith): Document warning.
21096 2007-01-30 Janis Johnson <janis187@us.ibm.com>
21098 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
21099 the list of discrepancies from the draft TR.
21101 2007-01-30 Dirk Mueller <dmueller@suse.de>
21104 * doc/invoke.texi (-Wreturn-type): Update description to
21105 match new behavior.
21107 2007-01-30 Richard Sandiford <richard@codesourcery.com>
21109 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
21111 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
21113 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
21114 to handle optabs that operate on floating point input argument and
21115 output to integer output.
21116 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
21117 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
21118 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
21119 expand_builtin_interclass_mathfn ().
21120 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
21121 (ilogbsi2): Remove.
21122 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
21123 ilogbl built-in functions as x87 intrinsics.
21125 2007-01-30 Richard Guenther <rguenther@suse.de>
21127 PR middle-end/27657
21128 * dwarf2out.c (reference_to_unused): Query varpool if the
21129 variable was output.
21131 2007-01-30 Richard Guenther <rguenther@suse.de>
21133 PR middle-end/30313
21134 * passes.c (execute_one_pass): Reset in_gimple_form to not
21135 confuse non-unit-at-a-time mode.
21137 2007-01-29 Roger Sayle <roger@eyesopen.com>
21138 Richard Guenther <rguenther@suse.de>
21140 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
21141 avoid undefined behaviour on overflow. Use force_fit_type_double
21142 to construct the constant with the specified TREE_OVERFLOW.
21144 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21146 * config/dfp-bit.c: Add parameterized support for fp exceptions.
21147 * config/dfp-bit.h: Ditto.
21149 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21151 * c-decl.c (pop_scope): Replace warnings with call to
21152 warn_for_unused_label.
21153 * c-common.h (warn_for_unused_label): Declare.
21154 * c-common.c (warn_for_unused_label): Define.
21156 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21158 * tree-optimize.c (update_inlined_to_pointers): Delete unused
21161 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21163 * Makefile.in (USER_H): Remove decfloat.h.
21164 * ginclude/decfloat.h: Delete, moving contents to ...
21165 * ginclude/float.h: Add support for decimal floating point,
21166 guarded by __STDC_WANT_DEC_FP__.
21168 2007-01-29 Mike Stump <mrs@apple.com>
21170 * doc/gccint.texi (Top): Rename Loop Representation to Loop
21171 Analysis and Representation to resolve case insensitive conflict.
21172 * doc/loop.texi (Loop Analysis and Representation): Likewise.
21174 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
21176 * tree.h (struct tree_memory_tag): Add aliases member.
21177 (MTAG_ALIASES): New macro.
21178 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
21179 (add_may_alias): Remove pointer-set. Update for may_aliases being
21181 (mark_aliases_call_clobbered): Update for may_aliases being a
21183 (compute_tag_properties): Ditto.
21184 (create_partition_for): Ditto.
21185 (compute_memory_partitions): Ditto.
21186 (dump_may_aliases_for): Ditto.
21187 (is_aliased_with): Ditto.
21188 (add_may_alias_for_new_tag): Ditto.
21189 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
21190 (compute_is_aliased): New function.
21191 (compute_may_aliases): Call compute_is_aliased).
21192 (init_alias_info): Initialize alias_bitmap_obstack.
21193 (union_alias_set_into): New function.
21194 (compute_flow_sensitive_aliasing): Use union_aliases_into.
21195 (have_common_aliases_p): Rewrite to take two bitmaps and use
21197 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
21198 Update for bitmaps.
21199 (finalize_ref_all_pointers): Update for add_may_alias changes.
21200 (new_type_alias): Ditto.
21201 * tree-flow-inline.h (may_aliases): Return a bitmap.
21202 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
21203 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
21204 may_aliases being a bitmap.
21205 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
21206 may_aliases now returns a bitmap.
21207 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
21209 * tree-ssa-operands.c (add_virtual_operand): Update for
21210 may_aliases being a bitmap.
21212 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
21214 PR tree-optimization/30630
21215 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
21216 variable as changed.
21218 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
21221 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
21222 expanded only once even if an error occurs.
21224 2007-01-29 Ben Elliston <bje@au.ibm.com>
21226 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
21227 (__gcov_average_profiler): Likewise.
21228 (__gcov_ior_profiler): Likewise.
21229 (__gcov_merge_ior): Likewise.
21231 2007-01-28 Jan Hubicka <jh@suse.cz>
21233 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
21234 * value-prof.c (stringop_block_profile): Likewise.
21236 2007-01-28 Jan Hubicka <jh@suse.cz>
21238 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
21239 Add variant handling histograms; add wrapper.
21240 (clear_storage_via_libcall): Export.
21241 (emit_block_move_hints): Break out from ...; add histograms.
21242 (emit_block_move): ... this one.
21243 (clear_storage_hints): Break out from ...; add histograms.
21244 (clear_storage): ... this one.
21245 (set_storage_via_memset): Handle histogram.
21246 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
21247 (clear_storage_hints, clear_storage_via_libcall): Declare.
21248 (set_storage_via_setmem): Update prototype.
21249 * doc/md.texi (movmem, setmem): Document new arguments.
21251 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
21252 Add new histograms.
21253 (stringop_block_profile): New global function.
21254 (tree_stringops_values_to_profile): Profile block size and alignment.
21255 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
21257 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
21258 (stringop_block_profile): Declare.
21259 * builtins.c: Include value-prof.h.
21260 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
21261 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
21262 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
21263 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
21264 * profile.c (instrument_values): Add new counters.
21265 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
21267 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
21268 (tree_init_edge_profiler): Build new profilers.
21269 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
21270 (pass_tree_profile): Add dump.
21271 (tree_profile_hooks): Update.
21272 * Makefile.in (LIBGCOV): Add new constants.
21273 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
21274 __gcov_ior_profiler): New.
21275 * i386.md (movmem/setmem expanders): Add new optional arguments.
21277 2007-01-28 David Edelsohn <edelsohn@gnu.org>
21279 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
21281 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21283 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
21284 (tree_unswitch_single_loop): Pass eni_size_weights to
21285 tree_num_loop_insns.
21286 * tree-ssa-loop-manip.c: Include tree-inline.h.
21287 (can_unroll_loop_p): Pass eni_size_weights to
21288 tree_num_loop_insns.
21289 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
21290 Pass eni_size_weights to estimate_num_insns.
21291 * tree.h (init_inline_once): Export.
21292 * toplev.c (backend_init): Call init_inline_once.
21293 * cgraphunit.c (cgraph_process_new_functions,
21294 cgraph_analyze_function): Pass eni_inlining_weights to
21295 estimate_num_insns.
21296 * ipa-inline.c (compute_inline_parameters): Ditto.
21297 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
21298 to estimate_num_insns.
21299 (try_unroll_loop_completely): Pass eni_size_weights to
21300 tree_num_loop_insns.
21301 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
21302 ot estimate_num_insns.
21303 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
21304 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
21305 * tree-inline.c (eni_inlining_weights, eni_size_weights,
21306 eni_time_weights): New variables.
21307 (init_inline_once): Initialize them.
21308 (struct eni_data): Mew.
21309 (estimate_num_insns_1, estimate_num_insns): Use weights.
21310 * tree-inline.h (struct eni_weights_d): New.
21311 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
21312 (estimate_num_insns): Declaration changed.
21313 * cfgloop.h (tree_num_loop_insns): Declaration changed.
21314 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
21315 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
21317 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21319 * tree-data-ref.c (conflict_fn): Assert that the number of affine
21320 relations in the conflict function is valid.
21322 2007-01-27 Ian Lance Taylor <iant@google.com>
21324 * common.opt: Add fstrict-overflow.
21325 * opts.c (decode_options): Set flag_strict_overflow if -O2.
21326 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
21327 (TYPE_OVERFLOW_UNDEFINED): Define.
21328 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
21330 * tree.h (TYPE_TRAP_SIGNED): Don't define.
21331 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
21332 (fold_negate_expr): Likewise.
21333 (make_range): Likewise.
21334 (extract_muldiv_1): Likewise.
21335 (maybe_canonicalize_comparison): Likewise.
21336 (fold_comparison): Likewise.
21337 (fold_binary): Likewise.
21338 (tree_expr_nonnegative_p): Likewise.
21339 (tree_expr_nonzero_p): Likewise.
21340 * tree-vrp.c (compare_values): Likewise.
21341 (extract_range_from_binary_expr): Likewise.
21342 (extract_range_from_unary_expr): Likewise.
21343 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
21345 (nowrap_type_p): Likewise.
21346 * tree-scalar-evolution.c (simple_iv): Likewise.
21347 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
21348 (build_range_check): Likewise.
21349 (extract_muldiv_1): Likewise.
21350 (fold_comparison): Likewise.
21351 * tree-vrp.c (vrp_int_const_binop): Likewise.
21352 (extract_range_from_unary_expr): Likewise.
21353 * convert.c (convert_to_integer): Likewise.
21354 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
21355 (fold_comparison): Likewise.
21356 (fold_binary): Likewise.
21357 * optabs.c (optab_for_tree_code): Likewise.
21358 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
21359 * simplify-rtx.c (simplify_const_relational_operation): Check
21360 flag_strict_overflow and flag_trapv.
21361 (simplify_const_relational_operation): Likewise.
21362 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
21363 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
21366 2007-01-27 Roger Sayle <roger@eyesopen.com>
21368 * tree.c (tree_fold_gcd): Delete.
21369 * tree.h (tree_fold_gcd): Remove prototype.
21370 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
21371 test whether one constant integer is a multiple of another. Instead
21372 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
21373 * fold-const.c (multiple_of_p): We've determined both TOP and
21374 BOTTOM are integer constants so we can call int_const_binop directly
21375 instead of the more generic const_binop.
21377 2007-01-27 Roger Sayle <roger@eyesopen.com>
21379 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
21380 1*X check that the constant hasn't overflowed, to preserve the
21382 (round_up): Provide an efficient implementation when rouding-up an
21383 INTEGER_CST to a power-of-two.
21385 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21387 * doc/sourcebuild.texi: Add comma for clarity.
21388 * doc/extend.texi: Fix some typos.
21389 * doc/passes.texi: Likewise.
21390 * doc/cppinternals.texi: Likewise.
21391 * doc/c-tree.texi: Likewise.
21392 * doc/tree-ssa.texi: Likewise.
21393 * doc/install.texi: Likewise.
21395 2007-01-27 Jan Hubicka <jh@suse.cz>
21397 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
21398 (pass_sra): Do not require alias information.
21399 * passes.c (init_optimization_passes): Add SRA
21401 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
21403 * tracer.c (rest_of_handle_tracer): We already cleaned
21404 up the CFG in tracer() so don't do it here again.
21405 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
21406 cleanup_cfg here, either. And don't call renumber_insns.
21408 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
21409 and BB_HEAD are in the insn stream here. Instead make sure
21410 that BB_INSN is valid on all insns. Also, do check here that
21411 there are no pending branch predictions...
21412 (rtl_verify_flow_info): ...instead of doing it here. Checks
21413 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
21416 2007-01-26 Roger Sayle <roger@eyesopen.com>
21418 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
21419 function to simplify/factorize operand order canonicalization.
21420 (ix86_fixup_binary_operands): Reorganize using the above function.
21421 (ix86_binary_operator_ok): Likewise.
21423 2007-01-27 Jakub Jelinek <jakub@redhat.com>
21425 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
21426 file scope from optimize_attrs.
21427 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
21429 (optimize_attrs): Clear insn_code_values after freeing it.
21431 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21433 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
21434 a parts.base assignment.
21436 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21438 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
21439 (compute_subscript_distance, initialize_data_dependence_relation,
21440 finalize_ddr_dependent, analyze_ziv_subscript,
21441 analyze_siv_subscript_cst_affine,
21442 compute_overlap_steps_for_affine_univar,
21443 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
21444 analyze_siv_subscript, analyze_miv_subscript,
21445 analyze_overlapping_iterations, subscript_dependence_tester_1,
21446 compute_self_dependence, free_dependence_relation): Work
21447 with affine_fn instead of chrecs.
21448 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
21449 common_affine_function, affine_function_base,
21450 affine_function_constant_p, affine_fn_op, affine_fn_plus,
21451 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
21452 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
21453 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
21454 (all_chrecs_equal_p): Removed.
21455 * tree-data-ref.h (affine_fn, conflict_function): New types.
21456 (struct subscript): Change type of conflicting_iterations_in_a
21457 and conflicting_iterations_in_b.
21459 2007-01-26 Steve Ellcey <sje@cup.hp.com>
21462 * config/pa/pa.h (TARGET_HPUX_11): New.
21463 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
21464 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
21466 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
21467 Richard Guenther <rguenther@suse.de>
21469 * tree-ssa-structalias.c (solve_graph): Handle case
21470 we merged the variable to another.
21472 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21474 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
21477 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
21478 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
21480 2007-01-25 DJ Delorie <dj@redhat.com>
21482 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
21483 allow changes to modes which don't fit in those registers.
21485 * reload1.c (choose_reload_regs): Check for invalid subregs before
21486 computing their locations, not after.
21488 2007-01-25 Geoffrey Keating <geoffk@apple.com>
21491 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
21492 save Altivec registers in an eh_return function.
21493 (compute_vrsave_mask): Likewise.
21494 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
21495 for saving Altivec registers.
21496 (rs6000_emit_prologue): Don't allocate stack twice in
21497 eh_return function. Correct expected value of altivec_save_offset
21498 when using save_world. Describe save of R0 to stack when using
21499 save_world. Describe stack pointer adjustment when using
21500 save_world. Remove duplicated eh_return parameter register saving.
21501 Update sp_offset variable after save_world.
21502 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
21504 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
21505 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
21508 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21510 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
21512 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21515 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
21516 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
21518 2007-01-25 Richard Guenther <rguenther@suse.de>
21520 * doc/invoke.texi (-Wcoverage-mismatch): Document.
21521 * common.opt (-Wcoverage-mismatch): New warning option.
21522 * coverage.c (get_coverage_counts): Ignore coverage mismatch
21523 if -Wcoverage-mismatch is given.
21525 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
21527 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
21528 (ipcp_driver): Change to static definition.
21529 Add dumping of the ifunctions.
21530 (constant_val_insert): Remove unused parameter. Support for SSA.
21531 (ipcp_propagate_const): Support for SSA.
21532 (ipcp_profile_bb_print): Print only analyzed nodes.
21533 (ipcp_replace_map_create): Remove support for Fortran constant
21535 * ipa-prop.c (ipa_method_modify_stmt,
21536 ipa_callsite_compute_param): Support for SSA.
21537 * ipa-prop.h (ipcp_driver): Remove declaration.
21538 (IS_VALID_TREE_MAP_INDEX): Add define.
21540 2007-01-24 Geoffrey Keating <geoffk@apple.com>
21542 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
21544 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21546 PR middle-end/30447
21547 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
21548 constant argument to cabs and do it without checking for
21549 -funsafe-math-optimizations.
21551 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
21553 * c-common.h (RID_FIRST_CXX0X): New.
21554 (RID_LAST_CXX0X): New.
21555 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
21557 * c.opt (Wc++0x-compat): New.
21558 * doc/invoke.texi (-Wc++0x-compat): Document.
21560 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21562 * builtins.c (fold_builtin_carg): New.
21563 (fold_builtin_1): Use it.
21565 2007-01-24 Jan Hubicka <jh@suse.cz>
21567 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
21569 * ipa-inline.c (initial_insns, max_insns): Delete.
21570 (compute_max_insns): New function.
21571 (cgraph_decide_inlining_of_small_function): Use it; take minimal
21572 amount of insns as base for code growth.
21573 (cgraph_decide_inlining): Make initial_insns local; do not compute
21575 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
21576 * doc/invoke.texi (inline-unit-growth): Update docs.
21578 2007-01-24 Jakub Jelinek <jakub@redhat.com>
21580 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
21581 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
21582 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
21583 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
21584 for CPUs that have PTA_CX16 set.
21586 PR middle-end/27416
21587 * gimplify.c (omp_check_private): New function.
21588 (gimplify_scan_omp_clauses): Use it for
21589 firstprivate/lastprivate/reduction.
21591 PR middle-end/30494
21592 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
21593 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
21595 PR middle-end/30421
21596 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
21597 If lower_lastprivate_clauses emits some statements, append them
21598 to dlist rather than body_p and to body_p append an initializer.
21599 (lower_omp_for): Adjust caller.
21601 2007-01-24 Steve Ellcey <sje@cup.hp.com>
21603 * target.h (globalize_decl_name): New.
21604 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21605 * output.h (default_globalize_decl_name): New.
21606 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
21608 (globalize_decl): Ditto.
21609 (default_globalize_decl_name): New.
21610 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
21611 (ia64_handle_version_id_attribute): New.
21612 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21613 (ia64_asm_output_external): Use globalize_decl_name instead
21614 of globalize_label.
21615 * doc/extend.texi (version_id): New pragma.
21616 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
21618 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21620 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
21621 _uleb128_t and _Unwind_SWord with _sleb128_t.
21622 * unwind-dw2.c (extract_cie_info, execute_stack_op,
21623 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
21625 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
21626 * unwind-pe.h (read_uleb128, read_sleb128,
21627 read_encoded_value_with_base): Likewise.
21628 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
21630 2007-01-24 Richard Guenther <rguenther@suse.de>
21632 * builtins.c (expand_builtin_cexpi): Get the fndecl
21633 for cexp in the correct way.
21635 2007-01-24 Jan Hubicka <jh@suse.cz>
21637 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
21640 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21642 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
21643 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
21644 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
21645 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
21646 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
21647 __SIZEOF_PTRDIFF_T__.
21648 * doc/cpp.texi: Documentation for the new builtin macros added.
21650 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
21652 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
21653 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
21654 instead of operands[2] to avoid access past the end of array.
21656 2007-01-24 Richard Sandiford <richard@codesourcery.com>
21658 * reload1.c (emit_reload_insns): Pass the reload register
21659 for a non-spill output reload through forget_old_reloads_1.
21661 2007-01-23 Joseph Myers <joseph@codesourcery.com>
21663 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21664 _SOFT_DOUBLE if doubles use software floating-point.
21665 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
21666 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21667 * config/rs6000/darwin-ldouble.c: Also compile functions for
21668 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
21669 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21670 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
21671 commented-out long double override.
21672 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
21673 * config/rs6000/eabispe.h: Likewise.
21674 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
21675 long double for non-SPE.
21676 (rs6000_handle_option): Likewise.
21677 (invalid_e500_subreg): Disallow more subregs involding DImode,
21678 DFmode, TImode or TFmode.
21679 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
21681 (legitimate_lo_sum_address_p): Also check for TFmode for E500
21683 (rs6000_legitimize_address): Also handle TFmode for E500 double.
21684 (rs6000_legitimize_reload_address): Also handle TFmode for E500
21686 (rs6000_legitimate_address): Also check for TFmode for E500
21688 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
21689 (spe_build_register_parallel): Handle TFmode and TCmode.
21690 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
21692 (function_arg): Handle TFmode and TCmode for E500 double.
21693 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
21695 (print_operand): Handle TFmode and TImode for %y.
21696 (rs6000_generate_compare): Handle TFmode comparisons for E500
21698 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
21699 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
21700 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
21701 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
21702 TFmode for E500 double.
21703 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
21704 (floatsidf2): Enable for E500 double.
21705 (movtf_softfloat): Use rs6000_nonimmediate_operand.
21706 (extenddftf2): Change to extenddftf2_fprs.
21707 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
21708 depending on TARGET_E500_DOUBLE.
21709 (extendsftf2): Enable for E500 double.
21710 (trunctfdf2): Enable for E500 double.
21711 (trunctfsf2): Change to trunctfsf2_fprs.
21712 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
21713 depending on TARGET_E500_DOUBLE.
21714 (floatsitf2): Enable for E500 double.
21715 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
21716 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
21717 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
21718 (negtf2): Change to negtf2_internal.
21719 (negtf2): New expander.
21720 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
21721 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
21722 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
21723 (movdi_internal32): Use rs6000_nonimmediate_operand.
21724 (unnamed splitter): Likewise.
21725 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
21726 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
21727 (SPE64TF, DITI): New mode macros.
21728 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
21731 (frob_<mode>_di_2): New.
21732 (frob_tf_di_8_2): New.
21733 (frob_di_df): Change to frob_di_<mode>; allow more modes.
21735 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
21737 (frob_ti_<mode>_8_2): New.
21738 (frob_ti_tf_2): New.
21739 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
21740 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
21742 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
21743 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
21744 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
21745 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
21746 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
21747 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
21750 2007-01-23 Ian Lance Taylor <iant@google.com>
21752 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
21754 (OBJS-archive): Reformat, alphabetize.
21755 (OBJS): Change out_object_file to OBJS-md.
21757 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
21759 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
21760 JUMP_P and CALL_P predicates where applicable.
21761 * config/i386/i386.c: Ditto.
21762 * config/i386/i386.md: Ditto.
21763 * config/i386/mmx.md: Ditto.
21764 * config/i386/predicates.md: Ditto.
21766 2007-01-22 Andreas Schwab <schwab@suse.de>
21768 * config/m68k/m68k.h: Fix comment.
21770 2007-01-22 Jan Hubicka <jh@suse.cz>
21772 * passes.c (init_optimization_passes): Do not rerun
21773 pass_early_warn_uninitialized.
21775 2007-01-22 Richard Guenther <rguenther@suse.de>
21777 PR tree-optimization/30038
21778 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
21780 (execute_cse_sincos_1): Likewise.
21781 (execute_cse_sincos): Likewise.
21782 (gate_cse_sincos): Likewise.
21783 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
21784 the cexpi() canonicalization of sincos().
21785 * tree-pass.h (pass_cse_sincos): Declare.
21786 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
21788 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
21790 PR rtl-optimization/29329
21791 * combine.c (replaced_rhs_insn): Rename to i2mod.
21792 (replaced_rhs_value): Rename to i2mod_new_rhs.
21793 (i2mod_old_rhs): New global variable.
21794 (combine_instructions): Adjust for above change. Save a copy of
21795 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
21796 note are substituted in the second instruction.
21797 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
21798 ditch the note if it pertains to the second eliminated register
21799 and this register is mentioned in i2mod_old_rhs.
21802 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
21804 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
21805 the insn to which the note was originally attached.
21807 2007-01-21 Jan Hubicka <jh@suse.cz>
21809 * ipa-inline.c (inlining_mode): Comment, move up.
21810 (cgraph_decide_inlining_incrementally): Do not perform inlining
21811 itself; fix handling of flattening of self recursive functions.
21812 (cgraph_find_cycles): Remove.
21813 (cgraph_flatten_node): Remove.
21814 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
21815 (try_inline): New function.
21816 (cgraph_early_inlining): Update call of
21817 cgraph_decide_inlining_incrementally. Apply inlining here.
21818 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
21820 2007-01-21 Dirk Mueller <dmueller@suse.de>
21823 * tree-vrp.c (check_array_bounds): do not warn
21824 about ADDR_EXPR's of ARRAY_REF's which are immediately
21825 used in binary expressions.
21827 2007-01-21 Ira Rosen <irar@il.ibm.com>
21829 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
21830 read_write_dep and macros for its access.
21831 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
21832 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
21833 argument, call vect_check_interleaving for every independent pair of
21834 data-refs. Mark loads that access the same memory location as a store
21836 (vect_check_dependences): Remove.
21837 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
21838 call, fix the call to vect_analyze_data_ref_dependence.
21839 (vect_analyze_data_ref_access): For statements that access the same
21840 data-ref, check that they are not stores; for loads, check that there
21841 is no store that access the same location.
21843 2007-01-20 Roger Sayle <roger@eyesopen.com>
21844 Joseph Myers <joseph@codesourcery.com>
21846 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
21847 (-fdump-rtl-stack): Likewise.
21848 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
21849 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
21850 (-mpt-fixed): Use @minus{} for minus sign.
21851 (Using Precompiled Headers): Fix under/overfull hbox.
21853 2007-01-20 Jan Hubicka <jh@suse.cz>
21855 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
21856 place within annotation.
21858 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21860 * pa.c (output_move_double): Change array size of xoperands to 4.
21862 2007-01-20 Jan Hubicka <jh@suse.cz>
21864 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21867 2007-01-19 Ian Lance Taylor <iant@google.com>
21869 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21870 constant to unsigned HOST_WIDE_INT before negating.
21872 2007-01-19 Ian Lance Taylor <iant@google.com>
21874 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21876 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21877 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21878 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21879 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21880 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21881 (realloc_vdef, realloc_vuse): Change second parameter to
21883 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21884 fields to unsigned.
21885 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21886 unsigned. Change x and lim locals to unsigned.
21887 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21889 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21890 (copy_virtual_operands): Change i and n locals to unsigned.
21892 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21894 PR middle-end/29335
21895 * builtins.c (fold_builtin_1): Handle builtin fdim.
21897 2007-01-20 Jan Hubicka <jh@suse.cz>
21899 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21900 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21901 init_alias_heapvars.
21902 (init_alias_heapvars): Initialize only when not already initialized.
21903 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21905 2007-01-19 Roger Sayle <roger@eyesopen.com>
21907 * common.opt (fsigned-zeros): New command line option.
21908 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21909 of flag_unsafe_math_optimizations.
21910 * opts.c (set_fast_math_flags): The -ffast-math command line option
21911 implies -fno-signed-zeros.
21912 (fast_math_flags_set_p): Likewise.
21914 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21915 the documentation of -ffast-math appropriately. Wrap long lines.
21917 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21919 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21920 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21922 2007-01-19 Tomas Bily <tbily@suse.cz>
21924 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21926 (tree_init_ic_make_global_vars): New function
21927 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21928 (tree_gen_ic_profiler): New function
21929 (tree_gen_ic_func_profiler): New function
21930 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21931 (tree_profile_hooks): Added hook for indirec/virtual calls
21932 * value-prof.c (tree_find_values_to_profile): New case for
21934 (tree_values_to_profile): Call for determining indirect/virtual
21936 (tree_indirect_call_to_profile): New function
21937 (tree_ic_transform): New function
21938 (tree_ic): New function
21939 (find_func_by_pid): New function
21940 (init_pid_map): New function
21941 (tree_value_profile_transformations): Added check for
21942 indirect/virtual call transformation
21943 * value-prof.h (enum hist_type): New counter type for
21944 indirect/virtual calls
21945 (profile_hooks): Added new hook for profiling indirect/virtual
21947 * profile.c (instrument_values): New case for indirect/virtual
21949 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21950 (GCOV_COUNTER_V_INDIR): New counter type
21951 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21952 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21954 * cgraph.c: Definition of cgraph_max_pid
21955 (cgraph_create_node): Default init of pid attribute
21956 * cgraph.h: Declaration of cgraph_max_pid
21957 (struct cgraph_node): Added pid attribute
21958 * libgcov.c (__gcov_indirect_call_profiler): New function
21959 (__gcov_one_value_profiler_body): New function
21960 (__gcov_one_value_profiler): Body was moved to
21961 __gcov_one_value_profiler_body and calls it
21963 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21965 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21966 * gengtype.c (write_types_data, write_func_for_structure,
21967 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21968 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21969 (walk_type, write_func_for_structure): Generate the mark_hook if
21972 2007-01-19 Jan Hubicka <jh@suse.cz>
21974 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21975 'early' argument take inlining mode argument specifying whether to
21976 inline for size/speeed or all functions; add support for flattening;
21978 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21980 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21983 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21984 the name of the declared identifier.
21986 2007-01-19 Dirk Mueller <dmueller@suse.de>
21988 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21989 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21990 duplicate evaluation.
21992 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21994 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21995 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21996 to XFMode, use acosxf2 and truncate result to requested mode.
21997 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21998 (asin<mode>2): Similarly, with asin expanders.
21999 (*fscalexf4_i387): Rename from *fscalexf4.
22000 (expNcorexf3): New expander.
22001 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
22002 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
22003 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
22004 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
22005 patterns for SSE math.
22006 (exp10<mode>2): Similarly, with exp10 expanders.
22007 (exp2<mode>2): Similarly, with exp2 expanders.
22008 (expm1<mode>2): Similarly, with expm1 expanders.
22009 (ldexp<mode>3): Similarly, with ldexp expanders.
22010 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
22011 Use gen_truncxf<mode>2_i387_noop to truncate result.
22013 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22015 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
22016 for ColdFire targets.
22018 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
22019 Richard Sandiford <richard@codesourcery.com>
22021 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
22022 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
22023 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
22024 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
22025 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22026 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22028 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22030 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
22031 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
22032 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
22033 (*adddi_dilshr32_cf): New pattern.
22034 (adddi3, subdi3): Remove first alternatives.
22036 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22038 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
22039 implemented using move.l, do not use its cc result for floating-point
22042 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22044 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
22045 from accepting 's' constraints if flag_pic.
22047 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22049 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
22050 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
22051 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
22052 condition from TARGET_68881 to TARGET_HARD_FLOAT.
22054 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
22056 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
22057 ColdFire alternatives.
22058 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
22059 * config/m68k/m68k.md (clzsi2): Define for ColdFire
22060 architectures that support ff1 instruction.
22062 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22063 Julian Brown <julian@codesourcery.com>
22065 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
22066 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
22067 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
22070 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22072 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
22074 (output_move_const_into_data_reg, output_move_simode_const): Delete.
22075 * config/m68k/m68k.c (const_method, const_int_cost): Take a
22076 HOST_WIDE_INT instead of an rtx.
22077 (m68k_rtx_costs): Update call accordingly.
22078 (output_move_const_into_data_reg): Likewise. Fix formatting.
22079 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
22081 (output_move_simode_const): Update calls after above changes.
22082 Rework to use automatic variables and predicates like MEM_P.
22083 * config/m68k/m68k.md (pushexthisi_const): Update call to
22086 2007-01-19 Dirk Mueller <dmueller@suse.de>
22088 * tree-ssa-alias.c (perform_var_substitution): Fix typo
22089 in dump_flags test.
22091 2007-01-19 Richard Guenther <rguenther@suse.de>
22093 * builtins.c (expand_builtin_cexpi): Fall back to expanding
22094 via cexp in case sincos is not available.
22096 2007-01-19 Richard Guenther <rguenther@suse.de>
22098 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
22099 * defaults.h (TARGET_HAS_SINCOS): Default to off.
22100 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
22101 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
22102 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
22103 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
22104 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
22105 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
22107 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22109 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
22111 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
22112 (atan2xf3): Directly generate RTL pattern.
22113 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
22114 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22115 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22116 disable patterns for SSE math.
22117 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
22118 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22119 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22120 disable patterns for SSE math.
22122 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
22124 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
22126 2007-01-18 Roger Sayle <roger@eyesopen.com>
22128 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
22129 VIEW_CONVERT_EXPR to the same type as it's operand.
22131 2007-01-18 David Edelsohn <edelsohn@gnu.org>
22133 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
22134 configured for long double 128.
22136 2007-01-18 Mike Stump <mrs@apple.com>
22138 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
22141 2007-01-18 Michael Meissner <michael.meissner@amd.com>
22143 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
22146 2007-01-18 Jan Hubicka <jh@suse.cz>
22148 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
22149 greater than NUM_VOP_FREE_BUCKETS.
22151 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
22153 * tree-ssa-structalias.c: Update comments.
22154 (ptabitmap_obstack): Removed.
22155 (pta_obstack): New.
22156 (oldpta_obstack): Ditto.
22157 (stats): Add a few members.
22158 (struct variable_info): Remove node, complex, address_taken, and
22159 indirect_target members. Add oldsolution member.
22160 (new_var_info): Do not initialize removed members.
22161 (constraint_expr_type): Remove INCLUDES.
22162 (constraint_graph): Add size, implicit_preds, rep,
22163 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
22164 (FIRST_REF_NODE): New macro.
22165 (LAST_REF_NODE): Ditto.
22166 (FIRST_ADDR_NODE): Ditto.
22167 (find): New function.
22169 (dump_constraint): Do not handle INCLUDES.
22170 (insert_into_complex): Do not insert duplicate constraints.
22171 (condense_varmap_nodes): Renamed and rewritten into ...
22172 (merge_node_constraints): This. Also fix bug in handling of
22173 offseted copy constraints.
22174 (clear_edges_for_node): No longer need to deal with preds at all,
22175 or removing associated preds/succs.
22176 (merge_graph_nodes): Deal with indirect_cycles.
22177 Don't deal with predecessors.
22178 (add_implicit_graph_edge): New function.
22179 (add_pred_graph_edge): Ditto.
22180 (add_graph_edge): Don't deal with predecessors.
22181 (build_constraint_graph): Removed.
22182 (build_pred_graph): New function.
22183 (build_succ_graph): Ditto.
22184 (struct scc_info): Removed in_component. Added roots, dfs, and
22185 node_mapping. Remove visited_index, unification_queue.
22186 (scc_visit): Deal with union-find we do now.
22187 Deal with cycles with REF nodes.
22188 (collapse_nodes): Renamed and rewritten to ...
22189 (unify_nodes): This.
22190 (process_unification_queue): Removed.
22191 (topo_visit): Cleanup
22192 (do_da_constraint): Use find.
22193 (do_sd_constraint): Ditto.
22194 (do_ds_constraint): Ditto.
22195 (do_complex_constraint): Ditto.
22196 (init_scc_info): Update for removed and added members.
22197 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
22198 (find_indirect_cycles): This.
22199 (equivalence_class): New variable.
22200 (label_visit): New function.
22201 (perform_variable_substitution): Rewritten.
22202 (free_var_substitution_info): New function.
22203 (find_equivalent_node): Ditto.
22204 (move_complex_constraints): Ditto.
22205 (eliminate_indirect_cycles): Ditto.
22206 (solve_graph): Only propagate changed bits.
22207 Use indirect cycle elimination.
22209 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
22210 (tree_id_eq): Renamed to ...
22211 (tree_vi_eq): This. Update for member change
22212 (insert_id_for_tree): Renamed and rewritten to ...
22213 (insert_vi_for_tree): This.
22214 (lookup_id_for_tree): Renamed and rewritten to ...
22215 (lookup_vi_for_tree): This.
22216 (get_id_for_tree): Renamed and rewritten to ...
22217 (get_vi_for_tree): Ditto.
22218 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
22219 (process_constraint): Don't handle INCLUDES.
22220 Remove special ADDRESSOF case.
22221 (find_func_aliases): Rewrite to use vi functions instead of id
22223 (create_function_info_for): Ditto.
22224 (create_variable_info_for): Ditto.
22225 (intra_create_variable_infos): Ditto.
22226 (merge_smts_into): Ditto.
22227 (find_what_p_points_to): Ditto.
22228 (init_base_vars): Ditto.
22229 (init_alias_vars): Ditto.
22230 (remove_preds_and_fake_succs): New function.
22231 (dump_sa_points_to_info): Dump new stats.
22232 (dump_solution_for_var): Use find.
22233 (set_used_smts): Fix formatting.
22234 (compute_points_to_sets): Updated for new functions.
22235 (ipa_pta_execute): Ditto.
22237 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22238 Richard Sandiford <richard@codesourcery.com>
22240 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
22242 * calls.c (expand_call): If the return value is a PARALLEL,
22243 extract its first member.
22244 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
22245 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22246 use FUNCTION_EXTRA_EPILOGUE.
22247 (m68k_function_value): Return a PARALLEL if the return value
22248 is of a pointer type.
22249 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
22250 (FUNCTION_EXTRA_EPILOGUE): Remove.
22251 * config/m68k/m68k.md (D0_REG): New constant.
22253 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22255 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22256 output a NOP for empty epilogues.
22258 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22260 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
22261 before function. Extend register save check to include all
22262 registers, not just integer ones.
22264 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22266 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
22267 (m68k_use_return_insn): ...this.
22268 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
22269 * config/m68k/m68k.c (use_return_insn): Rename to...
22270 (m68k_use_return_insn): ...this.
22271 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
22272 of USE_RETURN_INSN.
22274 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22276 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
22277 nearest even, fix denormal rounding overflow.
22279 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22281 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
22282 f%$smove and f%$move.
22283 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
22284 (extendsfdf2_cf): Use fdmove instead of f%&move.
22285 (truncdfsf2_cf): Use fsmove instead of f%$smove.
22286 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
22288 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22290 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
22293 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22295 * real.h (real_format): Add a canonical_nan_lsbs_set field.
22296 (coldfire_single_format): Declare.
22297 (coldfire_double_format): Likewise.
22298 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
22299 of qnan_msb_set to determine the lower bits of a canonical
22301 (encode_ieee_double): Likewise.
22302 (encode_ieee_quad): Likewise.
22303 (ieee_single_format): Initialize canonical_nan_lsbs_set.
22304 (mips_single_format): Likewise.
22305 (ieee_double_format): Likewise.
22306 (mips_double_format): Likewise.
22307 (ieee_extended_motorola_format): Likewise.
22308 (ieee_extended_intel_96_format): Likewise.
22309 (ieee_extended_intel_128_format): Likewise.
22310 (ieee_extended_intel_96_round_53_format): Likewise.
22311 (ibm_extended_format): Likewise.
22312 (mips_extended_format): Likewise.
22313 (ieee_quad_format): Likewise.
22314 (mips_quad_format): Likewise.
22315 (vax_f_format): Likewise.
22316 (vax_d_format): Likewise.
22317 (vax_g_format): Likewise.
22318 (i370_single_format): Likewise.
22319 (i370_double_format): Likewise.
22320 (decimal_single_format): Likewise.
22321 (decimal_double_format): Likewise.
22322 (decimal_quad_format): Likewise.
22323 (c4x_single_format): Likewise.
22324 (c4x_extended_format): Likewise.
22325 (real_internal_format): Likewise.
22326 (coldfire_single_format): New real_format.
22327 (coldfire_double_format): Likewise.
22328 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
22329 canonical_nan_lsbs_set.
22330 (pdp11_d_format): Likewise.
22331 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
22332 if TARGET_COLDFIRE_CPU.
22334 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22336 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
22337 (output_call, m68k_legitimize_call_address): Declare.
22338 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
22339 parenthesees. Add support for a 'W' constraint.
22340 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
22341 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
22342 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
22343 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
22345 (override_options): Initialize them. Do not set flag_no_function_cse
22346 for TARGET_ID_SHARED_LIBRARY.
22347 (m68k_output_pic_call): Delete.
22348 (m68k_legitimize_call_address): New function.
22349 (print_operand): Remove the %o prefix. Handle the %p prefix.
22350 (output_call): New function.
22351 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
22352 target address from the GOT if symbolic jumps are not allowed.
22353 * config/m68k/m68k.md (call, general_operand): Do not set
22354 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
22355 Merge separate flag_pic and !flag_pic define_insns into...
22356 (*call, *call_value): ...these new patterns. Match the address
22357 rather than the containing MEM and require it to be a call_operand.
22358 Use output_call to generate the asm template.
22359 * config/m68k/predicates.md (const_call_operand): New predicate.
22360 (call_operand): Likewise.
22362 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22364 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
22365 (STACK_GROWS_DOWNWARD): Define to 1.
22366 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
22367 comments, emphasizing that these values are only defaults.
22368 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
22369 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
22371 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22373 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
22375 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22376 Richard Sandiford <richard@codesourcery.com>
22378 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
22379 (FP_REGNO_P): New macros.
22380 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
22381 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
22382 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
22383 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
22385 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22387 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22388 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
22390 * config/m68k/t-floatlib: New file, extracting common code from...
22391 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
22392 * config/m68k/t-uclinux: Here.
22393 * config/m68k/fpgnulib.c: Do not compile extendeed precision
22394 routines on ColdFire targets.
22396 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22398 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22399 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
22400 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
22401 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
22402 explicitly set MOTOROLA to 1.
22403 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
22405 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22406 Nathan Sidwell <nathan@codesourcery.com>
22408 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
22409 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
22410 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
22411 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
22412 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
22413 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
22414 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
22415 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
22416 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
22417 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22418 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
22419 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
22420 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
22421 (DBX_REGISTER_NUMBER): Delete.
22422 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
22423 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22424 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
22426 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22428 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
22429 * config/flat.h: New file.
22430 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
22431 OBJECT_FORMAT_FLAT.
22432 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
22433 indirect references for -msep-data or -mid-shared-library.
22434 Do not use PC-relative code addresses either.
22435 * config/m68k/m68k.c (override_options): Restrict -fPIC error
22437 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
22438 for shared libraries and crt1.o for executables. Use crti.o and
22440 (ENDFILE_SPEC): Use crtend.o and crtn.o.
22441 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
22442 Do not add -elf2flt or -shared-lib-id options here.
22443 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
22444 Pass -shared-lib-id if -mid-shared-library, taking the library
22445 identifier from -mshared-library-id if given, otherwise
22447 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
22448 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
22449 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
22450 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
22451 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
22452 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
22454 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
22455 jump sequence for ISA A and ISA A+.
22456 (PICJUMP): Likewise.
22458 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22460 * config.gcc (m68k-*-uclinux*): Base the port on the common
22461 and m68k GNU/Linux files rather than on the generic ELF ones.
22462 * config/m68k/uclinux.h (TARGET_VERSION): Override.
22463 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
22465 2007-01-18 Julian Brown <julian@codesourcery.com>
22466 Richard Sandiford <richard@codesourcery.com>
22468 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
22469 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22470 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
22472 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
22473 80 unconditionally.
22474 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22476 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22478 * doc/install.texi: Document m68k-uclinuxoldabi.
22479 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
22480 * config/m68k/uclinux-oldabi.h: New file, copied from
22481 config/m68k/uclinux.h.
22483 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
22485 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
22486 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
22487 (m32r_compute_frame_size): Use unsigned for regno.
22488 (m32r_reload_lr): Use gen_frame_mem.
22490 (m32r_output_function_epilogue): Don't output the function epilogue
22492 (m32r_expand_epilogue): New.
22493 (direct_return): Return false if the function has the interrupt
22495 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
22496 * config/m32r/m32r.md (epilogue): New expander.
22497 (return_lr, return_rte): New insns.
22498 (return): Make it expander.
22499 (return_normal): New expander.
22501 2007-01-18 Josh Conner <jconner@apple.com>
22504 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
22505 support for UNLE, UNLT, UNGE, and UNGT.
22507 2007-01-18 Jan Hubicka <jh@suse.cz>
22509 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
22510 * tree-tailcall (add_virtual_phis): Likewise.
22511 (optimize_tail_call): Return TODOs.
22512 (execute_tail_calls): Return TODOs.
22513 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
22514 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
22516 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22517 Cleanup cfg using TODO.
22518 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
22519 * passes.c (execute_function_todo): When cleanup did something, remove
22521 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
22522 (make_edges): Don't cleanup_cfg.
22524 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
22526 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
22527 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
22528 operate on the top of stack.
22529 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
22530 register handling of instructions that output to the second
22532 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
22533 (move_for_stack_reg): Special-case check for dead destination
22534 stack slot for constant load of 1.0 inside UNSPEC_TAN.
22536 * config/i386/i386.md (UNSPEC_TAN): New constant.
22537 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
22538 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
22539 to correctly model move of constant 1.0 to top stack slot.
22540 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
22541 (unnamed peephole2 pattern): Remove corresponding peephole2
22542 pattern that optimizes tan insn and loading of constant 1.0.
22543 (tanxf2): Use fptanxf4_i387.
22544 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
22545 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
22546 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22547 disable patterns for SSE math.
22548 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
22549 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
22551 2007-01-18 Dirk Mueller <dmueller@suse.de>
22552 Richard Guenther <rguenther@suse.de>
22555 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
22556 * common.opt (Warray-bounds): Add new warning option.
22557 * c-opts.c (c_common_handle_option): Define -Warray-bounds
22559 * Makefile.in: make tree-vrp.o depend on toplev.h
22560 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
22562 (check_array_refs, check_array_bounds, check_array_ref): New.
22564 2007-01-18 Jan Hubicka <jh@suse.cz>
22566 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
22567 (execute_ssa_ccp): Return flags conditionally.
22568 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
22570 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
22572 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
22574 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
22575 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
22577 * Makefile.c (GTFILES): Add cfglayout.h.
22578 * gengtype.c (open_base_files): Likewise.
22579 * cfglayout.c (cfg_layout_function_footer,
22580 cfg_layout_function_header) Reindent to make gengtype happy.
22581 * cfglayout.h (cfg_layout_function_footer,
22582 cfg_layout_function_header): Add GTY(()) marker.
22584 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
22586 2007-01-18 Ben Elliston <bje@au.ibm.com>
22588 * genautomata.c (write_automata): Include xstrerror output in the
22589 error message if writing the DFA description file fails.
22591 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
22593 * config/mips/mips-protos.h (mips_output_external): Make it
22595 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
22596 * config/mips/mips.c (irix_output_external_libcall): Likewise.
22597 (extern_list): Likewise.
22598 (extern_head): Likewise.
22599 (TARGET_ASM_FILE_END): Likewise.
22600 (mips_file_end): Likewise.
22601 (mips_output_external): Rewritten.
22603 2007-01-18 Ben Elliston <bje@au.ibm.com>
22605 * genpreds.c (write_insn_preds_c): Only write out the function
22606 body for regclass_for_constraint if we have register constraints.
22608 2007-01-17 Tom Tromey <tromey@redhat.com>
22610 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
22611 * doc/install.texi (Testing): Use sourceware.org.
22612 (Binaries): Likewise.
22613 (Specific): Likewise.
22614 * doc/contrib.texi (Contributors): Use sourceware.org.
22616 2007-01-17 Anatoly Sokolov <aesok@post.ru>
22618 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
22619 (AVR_ENHANCED): Rename to ...
22620 (AVR_HAVE_MUL): ... new.
22621 (avr_enhanced_p): Rename to ...
22622 (avr_have_mul_p): ... new.
22623 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
22624 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
22625 * config/avr/avr.c (avr_enhanced_p): Rename to ...
22626 (avr_have_mul_p): ... new.
22627 (base_arch_s): Rename 'enhanced' to 'have_mul'.
22628 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
22629 'avr_enhanced_p' and 'enhanced'.
22630 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
22631 AVR_HAVE_MUL instead of AVR_ENHANCED.
22632 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22633 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
22634 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
22635 instead of AVR_ENHANCED.
22636 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22637 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
22638 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
22640 2007-01-17 Ian Lance Taylor <iant@google.com>
22642 * vec.h (VEC_reserve_exact): Define.
22643 (vec_gc_p_reserve_exact): Declare.
22644 (vec_gc_o_reserve_exact): Declare.
22645 (vec_heap_p_reserve_exact): Declare.
22646 (vec_heap_o_reserve_exact): Declare.
22647 (VEC_OP (T,A,reserve_exact)): New static inline function, three
22649 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
22650 negative parameter.
22651 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
22652 (VEC_OP (T,A,copy)) [all versions]: Likewise.
22653 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
22654 * vec.c (calculate_allocation): Add exact parameter. Change all
22656 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
22657 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
22658 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
22659 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
22660 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
22661 (vec_heap_p_reserve_exact): New function.
22662 (vec_heap_o_reserve_exact): New function.
22664 2007-01-17 Jan Hubicka <jh@suse.cz>
22666 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
22668 2007-01-17 Eric Christopher <echristo@apple.com>
22670 * config.gcc: Support core2 processor.
22672 2007-01-16 Jan Hubicka <jh@suse.cz>
22674 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
22675 the names, just unlink the chain so we don't crash on dangling
22679 2007-01-16 Jan Hubicka <jh@suse.cz>
22681 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
22682 * tree-pass.h: Reorder to make IPA passes appear toegher.
22683 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
22685 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
22686 parameters, do not call early inliner.
22687 * ipa-inline.c: Update comments. Include tree-flow.h
22688 (cgraph_decide_inlining): Do not compute inlining parameters.
22689 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
22690 be called with function context set up.
22691 (pass_ipa_inline): Remove unreachable functions before pass.
22692 (cgraph_early_inlining): Simplify assuming to be called from the
22694 (pass_early_inline): New pass.
22695 (cgraph_gate_ipa_early_inlining): New gate.
22696 (pass_ipa_early_inline): Turn into simple wrapper.
22697 (compute_inline_parameters): New function.
22698 (gate_inline_passes): New gate.
22699 (pass_inline_parameters): New pass.
22700 (apply_inline): Move here from tree-optimize.c
22701 (pass_apply_inline): New pass.
22702 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
22704 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
22705 doing them by hand.
22706 (tree_function_versioning): Do not allocate dummy struct function.
22707 * tree-inline.h (optimize_inline_calls): Update prototype.
22708 * tree-optimize.c (execute_fixup_cfg): Export.
22709 (pass_fixup_cfg): Remove
22710 (tree_rest_of_compilation): Do not apply inlines.
22711 * tree-flow.h (execute_fixup_cfg): Declare.
22712 * Makefile.in (gt-passes.c): New.
22713 * passes.c: Include gt-passes.h
22714 (init_optimization_passes): New passes.
22715 (nnodes, order): New static vars.
22716 (do_per_function_toporder): New function.
22717 (execute_one_pass): Dump current pass here.
22718 (execute_ipa_pass_list): Don't dump current pass here.
22720 2007-01-16 Janis Johnson <janis187@us.ibm.com>
22722 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
22723 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
22725 2007-01-16 David Edelsohn <edelsohn@gnu.org>
22727 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
22728 (strong_alias): Define.
22729 (__gcc_qmul): Provide non-FMA for soft-float.
22730 (__gcc_qdiv): Same.
22735 (__gcc_qunord): New.
22745 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
22746 soft-float functions.
22747 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
22748 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
22749 about long double soft float.
22751 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
22752 Tehila Meyzels <tehila@il.ibm.com>
22754 * tree-vectorizer.h (is_pattern_stmt_p): New.
22755 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
22756 formatting (tabs instead of spaces). Cleanup and clarify setting
22757 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
22758 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
22759 (vectorizable_type_demotion): Check that types are integral.
22760 (vectorizable_type_promotion): Likewise.
22761 (vectorizable_store): Fix typo. Eliminate new-line at end of
22764 2007-01-16 Jan Hubicka <jh@suse.cz>
22766 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
22769 2007-01-15 Eric Christopher <echristo@apple.com>
22771 * ifcvt.c: Include vec.h, vecprim.h.
22772 (check_cond_move_block): New argument regs.
22773 Reorganize. Add registers used to regs.
22774 (cond_move_process_if_block): Use regs set above as
22777 2007-01-15 Eric Christopher <echristo@apple.com>
22779 * config/darwin.h: Update copyright.
22780 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
22781 (LINK_COMMAND_SPEC): Add -u.
22782 (LINK_SPEC): Fix umbrella for above.
22784 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
22786 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
22789 2007-01-15 Tom Tromey <tromey@redhat.com>
22791 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
22792 * doc/install.texi (Testing): Don't mention jacks.
22793 (Configuration): Document --enable-java-maintainer-mode. Move
22794 --with-java-home to libgcj-specific section. Document
22796 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
22798 2007-01-15 Jan Hubicka <jh@suse.cz>
22800 * tree-ssa-dce.c (DCE_TODOs): New.
22801 (propagate_necessity): Return if something changed.
22802 (eliminate_unnecessary_stmts): Likewise.
22803 (perform_tree_ssa_dce): Return TODO flags when needed.
22804 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
22806 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
22808 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
22809 (fyl2x_extend<mode>xf3_i387): New insn pattern.
22810 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
22811 patterns using X87MODEF12 mode macro. Extend operand 1
22812 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22813 (log10<mode>2): Ditto.
22814 (log2<mode>2): Ditto.
22815 (log1p<mode>2): Ditto.
22816 (logb<mode>2): Ditto.
22817 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
22818 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
22819 (*fxtractxf3_i387): Rename from *fxtractxf3.
22820 (fxtract_extend<mode>xf3_i387): New insn pattern.
22821 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
22822 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
22823 and gen_fyl2xxf3_i387().
22825 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
22827 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
22828 * cfgloopmanip.c (fix_loop_placement): Made static. Use
22829 get_loop_exit_edges. Changed return type to bool.
22830 * cfgloop.h (fix_loop_placement): Declaration removed.
22832 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
22834 * param.h (MIN_VECT_LOOP_BOUND): New.
22835 * params.def (MIN_VECT_LOOP_BOUND): New.
22836 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
22837 argument - minimum threshold for number of iterations.
22838 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
22839 argument to declaration.
22840 * tree-vect-analyze.c (vect_analyze_operations): Check value of
22841 MIN_VECT_LOOP_BOUND.
22842 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
22843 slpeel_tree_peel_loop_to_edge with additional argument.
22844 (vect_do_peeling_for_alignment): Likewise.
22845 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
22847 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
22850 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
22851 operands of size 1.
22853 2007-01-14 Jan Hubicka <jh@suse.cz>
22855 * tree-dfa.c (remove_referenced_var): New function.
22856 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
22857 prune referenced vars list too.
22858 * tree-flow.h (remove_referenced_var): Declare.
22860 2007-01-14 Jan Hubicka <jh@suse.cz>
22862 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22864 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22865 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22866 * except.h (verify_eh_throw_table_statements): Kill prototype.
22867 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22868 into call exrepssions.
22869 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22871 * tree-cfg.c: Include pointer-set.h.
22872 (verify_node_sharing): Work on pointer set.
22873 (verify_eh_throw_stmt_node): New.
22874 (verify_stmts): Use pointers sets, verify throw_stmt.
22876 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22878 * ipa-reference.c (analyze_function): Consider also addresses taken
22881 2007-01-12 Roger Sayle <roger@eyesopen.com>
22883 * c-typeck.c (null_pointer_constant_p): Replace use of
22884 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22885 (build_c_cast): Likewise.
22887 2007-01-12 Roger Sayle <roger@eyesopen.com>
22889 * tree.h (force_fit_type_double): Remove unused final argument.
22890 * c-common.c (constant_expression_warning): Replace use of
22891 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22892 (convert_and_check): Likewise.
22893 (shorten_compare): Update call to force_fit_type_double.
22894 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22895 * convert.c (convert_to_pointer): Update call to
22896 force_fit_type_double.
22897 * fold-const.c (force_fit_type_double): Remove overflowed_const
22899 (int_const_binop, fold_convert_const_int_from_int,
22900 fold_convert_const_int_from_real, fold_div_compare,
22901 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22902 fold_abs_const, fold_not_const): Remove the final argument from
22903 calls to force_fit_type_double.
22905 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22907 * configure.ac: Set insn to "nop" for spu-*-* also.
22908 * configure: Regenerate.
22910 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22912 * builtins.def : Add BUILT_IN_FREE.
22914 2007-01-12 Jan Hubicka <jh@suse.cz>
22916 PR tree-optimization/30443
22917 * tree-inline.c (tree_function_versioning): Do not optimize when
22918 cloning for inlining.
22920 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22922 * doc/loop.texi: Document recording of loop exits.
22923 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22924 (update_single_exits_after_duplication,
22925 update_single_exit_for_duplicated_loop,
22926 update_single_exit_for_duplicated_loops): Removed.
22927 (duplicate_loop_to_header_edge): Do not call
22928 update_single_exits_after_duplication and
22929 update_single_exit_for_duplicated_loops.
22930 (loop_version): Do not update single_exit information.
22931 (fix_loop_structure): Use record_loop_exits instead of
22932 mark_single_exit_loops.
22933 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22934 the lists of loop exits.
22935 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22936 split_edge, merge_blocks): Update the lists of loop exits.
22937 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22938 loop_optimizer_init.
22939 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22940 of mark_single_exit_loops.
22941 (loop_optimizer_finalize): Call release_recorded_exits.
22942 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22943 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22944 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22945 update single exit information.
22946 * lambda-code.c (perfect_nestify): Ditto.
22947 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22948 (mark_single_exit_loops): Removed.
22949 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22950 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22951 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22953 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22954 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22955 (verify_loop_structure): Verify consistency of the exit lists.
22956 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22957 (set_single_exit): Removed.
22958 * cfgloop.h (struct loop_exit): New function.
22959 (struct loop): single_exit_ field replaced by exits field.
22960 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22961 LOOPS_HAVE_RECORDED_EXITS.
22962 (struct loops): Added exits hash.
22963 (mark_single_exit_loops, set_single_exit): Declaration removed.
22964 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22966 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22968 * doc/invoke.texi: Avoid use of @headitem.
22970 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22972 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22974 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22976 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22979 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22980 Richard Sandiford <richard@codesourcery.com>
22982 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22983 * config/m68k/m68k.opt: Resort options.
22984 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22986 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22987 Richard Sandiford <richard@codesourcery.com>
22989 * doc/invoke.texi: Document the macros that are defined by
22990 m68k's -mtune and -mhard-float options.
22991 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22992 (m68k_cpp_cpu_family): Likewise.
22993 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22994 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22995 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22996 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22997 (m68k_cpp_cpu_family): Likewise.
22999 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23001 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
23002 macros besides mc68000 as tuning macros. Use a switch statement
23003 to set them and mcpu32.
23005 2007-01-12 Julian Brown <julian@codesourcery.com>
23007 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
23008 (TARGET_68040_ONLY): Rename to...
23009 (TARGET_68040): ...this.
23010 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
23011 * config/m68k/m68k.md: Likewise.
23013 2007-01-12 Julian Brown <julian@codesourcery.com>
23014 Nathan Sidwell <nathan@codesourcery.com>
23015 Richard Sandiford <richard@codesourcery.com>
23017 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
23018 the -mcpu= argument associated with the --with-cpu setting.
23019 Define M68K_DEFAULT_TUNE to the default -mtune= option,
23020 if different from the one implied by the -mcpu setting.
23021 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
23022 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
23023 * doc/invoke.texi: Mention ColdFire in the introduction to the
23024 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
23025 -mno-div and -mhard-float options. Make -m68881 a synonym for
23026 -mhard-float. Document the previously-undocumented -m5206e,
23027 -m528x, -m5307 and -m5407 options. Tweak the existing option
23028 documentation for consistency.
23029 * doc/install.texi: Mention new --with-cpu arguments.
23030 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
23031 default CPU if neither -mcpu nor -march are specified.
23032 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
23033 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
23034 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
23035 using m68k_tune to decide between families that implement the
23036 same ISA. Use m68k_tune to set __mcfv4e__.
23037 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
23038 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
23039 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
23040 (FL_ISA_C, FL_ISA_MMU): New macros.
23041 (MASK_COLDFIRE): Delete.
23042 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
23043 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
23044 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
23045 (TARGET_HARD_FLOAT): Do not define here.
23046 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
23047 (TUNE_68000): New macro.
23048 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
23049 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
23050 (TUNE_CFV2): Redefine in terms of m68k_tune.
23051 (uarch_type, target_device, fpu_type): New enums.
23052 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
23053 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
23054 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
23055 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
23056 (FL_FOR_isa_c): New macros.
23057 (m68k_isa): New enum.
23058 (m68k_target_selection): New structure.
23059 (all_devices, all_isas, all_microarchs): New tables.
23060 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
23061 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
23062 (MASK_ALL_CPU_BITS): Delete.
23063 (m68k_find_selection): New function.
23064 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
23065 Map the legacy target options to a combination of the new ones.
23066 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
23067 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
23068 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
23070 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
23071 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
23073 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
23074 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
23075 * config/m68k/m68k-devices.def: New file.
23077 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23078 Nathan Sidwell <nathan@codesourcery.com>
23080 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
23081 (SUBTARGET_EXTRA_SPECS): New macros.
23082 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
23083 use %(asm_cpu_spec) instead.
23084 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
23085 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
23086 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
23087 (EXTRA_SPECS): Rename to...
23088 (SUBTARGET_EXTRA_SPECS): ...this.
23090 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23091 Richard Sandiford <richard@codesourcery.com>
23092 Julian Brown <julian@codesourcery.com>
23094 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23095 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
23096 to the configuration's default CPU.
23097 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
23098 Remove default masks.
23099 (m680[012]0-*-*): Set the default with_cpu to the first part of
23101 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
23102 (m68k*-*-linux): Extend the --with-cpu handling to...
23103 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
23104 and m68010. Don't set target_cpu_default2.
23105 * doc/install.texi: Document --with-cpu for m68k.
23106 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
23107 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
23108 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
23109 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
23110 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
23111 (ASM_SPEC): Remove use of %(asm_cpu_default).
23112 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
23113 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
23114 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
23115 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
23116 __HAVE_FPU__ if TARGET_HARD_FLOAT.
23117 (TARGET_DEFAULT): Delete.
23118 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
23119 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
23120 (CPP_CPU_SPEC): Delete.
23121 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
23122 the appropriate string.
23123 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
23124 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
23125 (ASM_SPEC): Don't use %(asm_default_spec).
23126 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
23127 TARGET_DEFAULT and add MASK_68881.
23128 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
23130 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23132 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
23133 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
23134 MASK_68010 alongside MASK_68020.
23135 * doc/invoke.texi: Document -m68010.
23136 * config/m68k/m68k.opt (m68010): New.
23137 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
23139 (TUNE_68010): New macro.
23140 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
23141 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
23142 (M68K_CPU_m68332): Add MASK_68010.
23143 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
23144 fallback definition.
23145 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
23147 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
23148 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
23149 to all entries that use MASK_68020.
23150 (output_move_simode_const, output_move_himode, output_move_qimode)
23151 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
23152 instead of TARGET_68020 to select clr behavior. Remove comment
23153 about there being no TARGET_68010.
23154 * config/m68k/m68k.md: Likewise throughout.
23156 2007-01-12 Julian Brown <julian@codesourcery.com>
23158 * config/m68k/m68k.h (TARGET_ISAB): New macro.
23159 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
23160 * config/m68k/m68k.md: Likewise.
23162 2007-01-12 Julian Brown <julian@codesourcery.com>
23164 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
23165 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
23167 2007-01-12 Julian Brown <julian@codesourcery.com>
23169 * config/m68k/m68k.h (TUNE_68040_60): New macro.
23170 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
23171 * config/m68k/m68k.md: Likewise.
23173 2007-01-12 Julian Brown <julian@codesourcery.com>
23174 Richard Sandiford <richard@codesourcery.com>
23176 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
23177 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
23178 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
23180 (TARGET_CPU32): Rename to...
23181 (TUNE_CPU32): ...this.
23182 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
23183 (TUNE_CFV2): New macros.
23184 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
23185 remove conditions that are implied by TARGET_68020.
23186 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
23187 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
23188 (m68k_output_function_epilogue): Likewise.
23189 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
23190 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
23191 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
23192 non-68000 timings. Refactor multiplication and division costs.
23193 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
23194 TUNE_CPU32 instead of TARGET_CPU32.
23195 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
23196 and TUNE_68060 instead of TARGET_68060.
23197 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
23198 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
23200 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
23201 && !TARGET_COLDFIRE" to choose between moveq and clr.
23202 Likewise in the unnamed movsf pattern.
23203 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
23204 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
23207 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23209 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
23210 of tabbing before backslashes.
23212 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23214 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
23215 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
23216 (ASM_OUTPUT_INTERNAL_LABEL): Define.
23218 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23220 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
23221 find_interesting_uses_cond.
23222 (find_interesting_uses_cond): Use extract_cond_operands.
23223 (rewrite_use_compare): Use extract_cond_operands and
23224 force_gimple_operand_bsi. Do not call update_stmt.
23225 (determine_use_iv_cost_condition): Use extract_cond_operands.
23226 Return cheaper of using original bound and changing the exit bound.
23228 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23230 PR tree-optimization/29516
23231 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
23232 most_expensive_mult_to_index, addr_to_parts,
23233 create_mem_ref, maybe_fold_tmr): Make the type of
23234 fields of TARGET_MEM_REF sizetype.
23235 (move_fixed_address_to_symbol, move_pointer_to_base):
23237 * tree.def (TARGET_MEM_REF): Add comment on types of
23240 2007-01-11 Joseph Myers <joseph@codesourcery.com>
23242 * c-common.c (vector_types_convertible_p): Treat opaque types as
23243 always convertible if they have the same size, but not otherwise.
23245 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
23247 * ifcvt.c (struct noce_if_info): Add comments to the fields.
23248 Remove the b_unconditional field.
23249 (noce_try_sign_mask): Do not look at b_unconditional.
23250 (noce_process_if_block): Do not use merge_if_blocks. Update
23251 the CFG here. Do not set b_unconditional.
23252 (cond_move_process_if_block): Likewise.
23253 (find_cond_trap): Likewise.
23254 (check_cond_move_block): Require simple jump insns at the end
23255 of the basic block.
23257 2007-01-11 Jan Hubicka <jh@suse.cz>
23259 PR tree-optimization/1046
23260 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
23261 when alias info is not ready.
23262 (pass_tail_recursion): Do not require aliasing.
23263 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
23264 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
23265 * tree-ssa-copy.c (pass_copy_prop): Likewise.
23266 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
23267 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
23268 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
23269 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
23271 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
23272 When aliasing is not build, mark statement as volatile.
23274 2007-01-11 Tom Tromey <tromey@redhat.com>
23276 PR preprocessor/15185, PR preprocessor/20989:
23277 * doc/cppopts.texi <-MT>: Update description of algorithm for
23278 computing default target.
23279 <-M, -MD>: Reword "basename" text.
23281 2007-01-11 Roger Sayle <roger@eyesopen.com>
23283 * builtins.c (expand_builtin_pow, expand_builtin_powi,
23284 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
23285 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
23286 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
23287 fold_builtin_bswap, real_constp, fold_builtin_pow,
23288 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
23289 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
23290 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23291 * convert.c (convert_to_pointer): Likewise.
23292 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
23293 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
23294 const_binop, fold_convert_const_int_from_int,
23295 fold_convert_const_int_from_real,
23296 fold_convert_const_real_from_real, sign_bit_p,
23297 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
23298 fold_sign_changed_comparison, fold_unary, fold_comparison,
23299 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
23300 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
23301 * print-tree.c (print_node_brief, print_node): Likewise.
23302 * stor-layout.c (place_field, layout_type): Likewise.
23303 * tree-chrec.c (keep_cast): Likewise.
23304 * tree.c (build_vector, build_real, build_real_from_int_cst,
23305 build_complex): Likewise.
23307 2007-01-11 Roger Sayle <roger@eyesopen.com>
23309 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
23310 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
23312 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
23314 * configure.ac (strict1_warn): Rename to strict_warn.
23315 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
23316 cc_set_by_configure, quoted_cc_set_by_configure,
23317 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
23318 all_boot_languages, all_stagestuff): Remove.
23319 (target_list): Remove bootstrap targets.
23320 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
23321 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
23322 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
23323 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
23324 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
23325 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
23326 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
23327 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
23328 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
23329 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
23330 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
23331 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
23332 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
23333 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
23334 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
23335 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
23336 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
23337 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
23338 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
23339 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
23340 (mostlyclean): Adjust.
23341 (clean, distclean): Don't mention bootstrap stuff.
23342 * configure: Regenerate.
23343 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
23344 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
23345 treelang/config-lang.in (stagestuff): Remove.
23346 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
23347 stageprofile, stagefeedback, stagestuff): Remove mention.
23349 2007-01-11 Nick Clifton <nickc@redhat.com>
23351 * config/mcore/predicates.md (mcore_general_movesrc_operand):
23353 (mcore_general_movdst_operand): Do not accept CONST_INTs.
23354 (mcore_arith_K_S_operand): Run the test for the S constraint not
23355 the test for the M constraint.
23356 (mcore_addsub_operand): Do not accept integer values that are
23357 larger than 32 bits.
23358 * config/mcore/mcore.md: Remove unused constraints from split.
23359 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
23360 (addsi3): Likewise.
23361 (allocate_stack): Likewise.
23362 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
23363 operands to 32 bits.
23364 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
23366 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
23367 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
23368 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
23369 mcore_output_bclri, mcore_output_andn, output_inline_const,
23370 mcore_output_move, mcore_output_movedouble): Likewise.
23371 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
23372 (output_inline_const): Likewise.
23373 (output_inline_const): Fix format strings used in sprintf
23375 * config/mcore/mcore-protos.h: Update prototypes for changed
23376 functions in mcore.c.
23377 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
23378 HOST_WIDE_INT and not int.
23379 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
23380 CONST_OK_FOR_N): Likewise.
23381 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
23382 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
23385 2007-01-10 Jan Hubicka <jh@suse.cz>
23387 * tree-vrp.c (remove_range_assertions): Release defs.
23388 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
23389 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
23391 2007-01-10 Paul Brook <paul@codesourcery.com>
23393 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
23394 * config/arm/arm.md (mulsi3subsi): New insn.
23396 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
23398 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
23399 (tree_transform_and_unroll_loop): New.
23400 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
23403 2007-01-10 Robert Kennedy <jimbob@google.com>
23405 * fold-const.c (fold_comparison): Fold comparisons like (x *
23406 1000 < 0) to (x < 0).
23408 2007-01-10 Ian Lance Taylor <iant@google.com>
23410 * tree-pretty-print.c (dump_generic_node): Print parentheses when
23411 operands have the same priority.
23413 2007-01-10 Tom Tromey <tromey@redhat.com>
23415 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
23416 (fold_binary): Likewise.
23417 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
23418 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
23419 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
23420 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
23421 * langhooks.h (struct lang_hooks): Removed field
23422 'can_use_bit_fields_p'.
23424 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
23426 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
23428 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
23430 * function.c (get_last_funcdef_no): New function.
23431 * function.h (get_last_funcdef_no): Declare.
23432 * tree-inline.c (initialize_cfun): Add initialization.
23433 (tree_function_versioning): Cleanup.
23435 2007-01-10 Jan Hubicka <jh@suse.cz>
23437 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
23440 2007-01-10 Sa Liu <saliu@de.ibm.com>
23441 Ben Elliston <bje@au.ibm.com>
23443 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
23444 for SAVE_NONLOCAL and Pmode for any other save level.
23445 * spu-protos.h (spu_restore_stack_block): Declare.
23446 * spu.md (save_stack_block): Remove.
23447 (restore_stack_block): Call spu_restore_stack_block.
23448 * spu.c (spu_restore_stack_block): New function.
23449 (spu_expand_epilogue): Remove old comment.
23451 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
23453 PR tree-optimization/30322
23454 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
23455 (cand_value_at): Return the value as aff_tree.
23456 (may_eliminate_iv): Convert the bound from aff_tree to tree.
23457 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
23458 aff_combination_mult): New functions.
23459 (aff_combination_add): Use aff_combination_add_cst.
23460 (aff_combination_convert): Allow conversions to a wider type.
23461 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
23462 * tree-affine.h (aff_combination_mult): Declare.
23464 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
23466 * doc/tm.texi: Update documentation to reflect reality of exec
23467 and start file search behaviours. Update copyright year.
23468 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
23469 header file directories.
23471 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
23473 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
23474 (*cosxf2): Rename to cosxf2_i387.
23475 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
23476 using X87MODEF12 mode macro. Rename patterns to
23477 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
23479 (*cosdf2, *cossf2): Ditto.
23480 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
23481 to match extended input operands.
23482 (sincos<mode>3): New expander.
23483 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
23484 insn patterns and corresponding splitters.
23486 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
23488 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
23489 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
23491 2007-01-09 Nicolas Pitre <nico@cam.org>
23494 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
23496 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23498 * target.h (struct gcc_target): New field library_rtti_comdat.
23499 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
23500 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
23501 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
23502 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
23504 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23506 * doc/invoke.texi (Optimize Options): Correct description of -O0.
23508 2007-01-08 Richard Guenther <rguenther@suse.de>
23510 * tree.h (force_fit_type_double): Export.
23511 (force_fit_type): Remove.
23512 * fold-const.c (force_fit_type_double): New function.
23513 (force_fit_type): Remove.
23514 (int_const_binop): Use it.
23515 (fold_convert_const_int_from_int): Likewise.
23516 (fold_convert_const_int_from_real): Likewise.
23517 (fold_div_compare): Likewise.
23518 (fold_sign_changed_comparison): Likewise.
23519 (fold_unary): Likewise.
23520 (fold_negate_const): Likewise.
23521 (fold_abs_const): Likewise.
23522 (fold_not_const): Likewise.
23523 * c-common.c (shorten_compare): Use force_fit_type_double.
23524 * convert.c (convert_to_pointer): Likewise.
23526 2007-01-08 Richard Guenther <rguenther@suse.de>
23528 * tree.h (build_int_cst_wide_type): Export.
23529 * tree.c (build_int_cst_wide_type): New function.
23530 (build_int_cst_wide): Fix comment.
23531 * builtins.c (fold_builtin_object_size): Use build_int_cst
23532 to build -1 or 0 of the correct type. Use fit_double_type
23533 to check for overflow.
23534 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
23536 (decode_field_reference): Likewise.
23537 (all_ones_mask_p): Likewise.
23538 (native_interpret_int): Use build_int_cst_wide_type.
23539 (fold_binary): Use build_int_cst_type to build an all-ones
23541 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
23543 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
23545 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
23547 2007-01-09 Ben Elliston <bje@au.ibm.com>
23549 * genautomata.c (STATS_OPTION): New option.
23550 (stats_flag): New flag.
23551 (gen_automata_option): Handle it.
23552 (initiate_automaton_gen): Ditto.
23553 (write_automata): Output statistics only if stats_flag is
23554 set. Likewise, output time statistics only if time_flag is set.
23555 * doc/md.texi (Processor pipeline description): Document new flag.
23557 2007-01-08 Richard Guenther <rguenther@suse.de>
23559 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
23560 * tree.c (build_int_cst_type): Likewise.
23561 (size_in_bytes): Don't call force_fit_type on the result.
23562 (int_fits_type_p): Use fit_double_type.
23563 * fold-const.c (fit_double_type): New function.
23564 (force_fit_type): Use it.
23565 * tree.h (fit_double_type): Export.
23567 2007-01-08 Jan Hubicka <jh@suse.cz>
23569 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
23570 * ipa.c (function_and_variable_visibility): Fix return type.
23572 2007-01-08 Richard Guenther <rguenther@suse.de>
23574 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
23575 of offset to build the index.
23576 * tree-pretty-print.c (dump_generic_node): Don't build negated
23577 const just for printing.
23578 * c-pretty-print.c (pp_c_integer_constant): Likewise.
23579 * builtins.c (fold_builtin_int_roundingfn): Check if result
23580 fits the type by using force_fit_type and comparing the result.
23581 * predict.c (predict_loops): Use compare_tree_int for comparison.
23582 * tree.c (build_int_cst): Fall back to integer_type_node for
23584 (build_int_cst_wide): Assert type is non-null.
23586 2007-01-08 Roberto Costa <roberto.costa@st.com>
23588 * tree-vrp.c (extract_range_from_cond_expr): New.
23589 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
23590 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
23592 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
23593 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
23594 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
23595 used as expressions.
23596 * tree-object-size.c (cond_expr_object_size): New.
23597 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
23599 2007-01-08 Jan Hubicka <jh@suse.cz>
23601 * tree-ssa-forwprop.c (forward_propagate_into_cond,
23602 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
23605 2007-01-08 Richard Guenther <rguenther@suse.de>
23607 PR tree-optimization/23603
23608 * tree-vrp.c (set_value_range_to_truthvalue): New function.
23609 (extract_range_from_binary): Fall back to truthvalue instead of
23610 varying for TRUTH_*_EXPR.
23611 (extract_range_from_comparison): Fall back to truthvalue instead of
23613 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
23614 if all visited PHI values were constant.
23616 2007-01-08 Jan Hubicka <jh@suse.cz>
23618 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
23619 (cgraph_analyze_function): break out from ...
23620 (cgraph_finalize_compilation_unit): ... here.
23621 (cgraph_expand_function): Remove forgoten commented out line.
23622 (cgraph_optimize): Analyze functions.
23624 2007-01-08 Jan Hubicka <jh@suse.cz>
23626 * tree-pas.h (TODO_remove_function): New flag.
23627 (TODO_update*): Renumber.
23628 (pass_ipa_increase_alignment,
23629 pass_ipa_function_and_variable_visibility): New passes.
23630 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
23631 (cgraph_function_and_variable_visibility): Move to ipa.c
23632 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
23633 cgraph_increase_alignment.
23634 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
23635 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
23636 calling tree-inline.
23637 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
23638 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
23639 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
23640 (gate_increase_alignment): New function.
23641 (pass_ipa_increase_alignment): New pass.
23642 * ipa.c: Inline tree-pass.h and timevar.h
23643 (function_and_variable_visibility): Move here from cgraphunit.c
23644 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
23645 * passes.c (init_optimization_passes): Add the two new passes.
23646 (execute_todo): Handle cgraph_remove_functions.
23648 2007-01-08 Nick Clifton <nickc@redhat.com>
23650 * config/frv/predicates.md (reg_or_0_operand): Accept
23653 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
23655 * config/bfin/rtems.h, config/bfin/t-rtems: New.
23656 * config.gcc: Add bfin*-rtems*.
23658 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23660 * c.opt: Add -flax-vector-conversions.
23661 * c-typeck.c (convert_for_assignment): Pass flag to
23662 vector_types_convertible_p to allow emission of note.
23663 (digest_init): Likewise.
23664 * c-opts.c: Handle -flax-vector-conversions.
23665 * c-common.c (flag_lax_vector_conversions): New.
23666 (vector_types_convertible_p): Unless -flax-vector conversions
23667 has been passed, disallow conversions between vectors with
23668 differing numbers of subparts and/or element types. If such
23669 a conversion is disallowed, possibly emit a note on the first
23670 occasion only to inform the user of -flax-vector-conversions.
23671 The new last argument specifies this.
23672 * c-common.h (flag_lax_vector_conversions): New.
23673 (vector_types_convertible_p): Add extra argument.
23674 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
23675 char_type_node for V*QI type vectors.
23676 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
23677 Update to satisfy new typechecking rules.
23678 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
23679 C and C++ variants.
23680 * doc/invoke.texi (C Dialect Options): Document
23681 -flax-vector-conversions.
23683 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23685 PR tree-optimization/29877
23686 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
23687 a register variable on the RHS to not be replaceable.
23689 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
23690 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
23691 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
23692 const_simm15, const_pow2, const_npow2): Added.
23693 * config/score/misc.md (insv, extv, extzv, movmemsi,
23694 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
23695 * config/score/score.c (score_address_cost, score_select_cc_mode):
23697 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
23698 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
23699 Update score_print_operand.
23700 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
23701 Adjust register allocate order and update some macro define.
23702 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
23703 mdx_block_move_straight, mdx_block_move_loop_head,
23704 mdx_block_move_loop_body, mdx_block_move_loop_foot,
23705 mdx_block_move_loop, mdx_block_move): Added.
23706 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
23707 mdp_limm): Updated and fix some bug and typo.
23708 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
23709 (movsf, movdf, doloop_end): Added.
23711 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
23713 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
23714 config/arm/thumb2.md: Fix comment typos.
23715 * doc/extend.texi: Fix a typo.
23717 2007-01-07 Eric Christopher <echristo@apple.com>
23719 * configure.ac: Check for __stack_chk_fail for darwin.
23720 * configure: Regenerate.
23722 2007-01-07 Richard Guenther <rguenther@suse.de>
23724 * tree-vrp.c (extract_range_from_assert): CSE calls to
23725 compare_values where possible.
23726 (extract_range_from_unary_expr): Likewise.
23728 2007-01-07 Anatoly Sokolov <aesok@post.ru>
23730 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
23731 * config/avr/avr.c (call_insn_operand): Delete function.
23732 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
23733 instead of register number. Use predicates.
23734 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
23735 call_insn_operand): Add.
23737 2007-01-06 Jan Hubicka <jh@suse.cz>
23739 * tree-pass.h (pass_build_cgraph_edges): Declare.
23740 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
23741 (visited_nodes): Remove.
23742 (cgraph_create_edges): Move to cgraphbuild.c; rename to
23743 build_cgrpah_edges; make visited_nodes local.
23744 (cgraph_process_new_functions): DO not call initialize_inline_failed.
23745 (record_references_in_initializer): Move to cgraphbuild.c
23746 (initialize_inline_failed, rebuild_cgraph_edges,
23747 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
23748 (verify_cgraph_node): Make visited_nodes local.
23749 (cgraph_analyze_function): Do not call cgraph_create_edges and
23750 initialize_inline_failed.
23751 (cgraph_expand_function): Do not call cgraph_lower_function;
23752 assert that function is already lowered.
23753 * Makefile.in (cgraphbuild.o): New.
23754 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
23755 at the end of lowering passes.
23757 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
23759 * ifcvt.c (cond_move_convert_if_block): New function, code
23760 factored out from...
23761 (cond_move_process_if_block): ...here. Call the new function
23762 on the THEN and ELSE blocks.
23763 (merge_if_block): Do not copy global_live_at_end, merge_blocks
23764 already takes care of this.
23766 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23769 * tree.h (TREE_OVERFLOW_P): New.
23770 * c-typeck.c (parser_build_unary_op): Warn only if result
23771 overflowed and operands did not.
23772 (parser_build_binary_op): Likewise.
23773 (convert_for_assignment): Remove redundant overflow_warning.
23774 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
23776 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23778 * c-typeck.c (store_init_value): Split over two lines to follow
23779 the GNU coding style.
23781 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
23783 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
23784 __GXX_EXPERIMENTAL_CXX0X__.
23785 * doc/cpp.texi: Same.
23787 2007-01-05 Richard Guenther <rguenther@suse.de>
23789 PR middle-end/27826
23790 * tree.c (get_narrower): Do not construct COMPONENT_REFs
23791 with mismatched types. Instead explicitly build a
23792 conversion NOP_EXPR.
23794 2007-01-05 Ian Lance Taylor <iant@google.com>
23796 * c-common.c (decl_with_nonnull_addr_p): New function.
23797 (c_common_truthvalue_conversion): Call it.
23798 * c-typeck.c (build_binary_op): Likewise.
23799 * c-common.h (decl_with_nonnull_addr_p): Declare.
23801 2007-01-05 Jakub Jelinek <jakub@redhat.com>
23804 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
23807 2007-01-05 Joel Brobecker <brobecker@adacore.com>
23809 * doc/install.texi (Final install): Document the fact that
23810 the GNAT runtime should not be stripped.
23812 2007-01-04 Jan Hubicka <jh@suse.cz>
23814 * tree-inline.c (fold_marked_statements): Update operand caches
23815 and EH after folding
23817 2007-01-04 Ian Lance Taylor <iant@google.com>
23819 * c-common.c (check_function_nonnull): Whitespace fix.
23821 2007-01-04 Jan Hubicka <jh@suse.cz>
23823 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
23824 comitted older version of patch.
23825 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
23826 function, celanup cfg and collect garbage.
23828 2007-01-04 Mike Stump <mrs@apple.com>
23830 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
23833 2007-01-04 Eric Christopher <echristo@apple.com>
23835 * libgcc2.c (__bswapsi2): Use SItype.
23836 (__bswapdi2): Use DItype.
23837 * libgcc2.h: Update for above.
23839 2007-01-04 Paul Brook <paul@codesourcery.com>
23841 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
23842 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
23843 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
23844 umulsidi3, umulsidi3adddi, smulsi3_highpart,
23845 umulsi3_highpart): Make conditional on !arm_arch6.
23846 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
23847 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
23848 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
23849 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
23850 umulsi3_highpart_v6): New insns.
23852 2007-01-04 Roger Sayle <roger@eyesopen.com>
23854 * fold-const.c (fold_convert): When casting an expression to void,
23855 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
23856 have a type. Instead of attempting to build a NOP_EXPR, return
23857 these "special" trees directly.
23859 2007-01-04 Joseph Myers <joseph@codesourcery.com>
23861 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
23862 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23863 rs6000_cost->fp not 0 as adjustment for outer NEG.
23865 2007-01-04 Jan Hubicka <jh@suse.cz>
23867 * cgraph.c (cgraph_release_function_body): New function.
23868 (cgraph_remove_node): Use it.
23869 * cgraph.h (cgraph_release_function_body): Declare.
23870 * cgraphunit.c (cgraph_expand_function): Use it.
23871 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23872 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23873 is initialized and while compilation of other function is running.
23874 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23875 statement CFG annotations from here to ...
23876 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23878 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23880 * cfgloop.h (enum li_flags): Make the constants powers of two.
23882 2007-01-04 Jan Hubicka <jh@suse.cz>
23884 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23886 (fold_marked_statements): New function.
23887 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23888 * tree-inline.h (copy_body_data): Add statements_to_fold.
23890 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23892 * config.gcc: Mention libgcc/config.host.
23893 * Makefile.in: Update comments mentioning libgcc.
23894 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23895 (all.cross, start.encap, rest.encap, rest.cross): Update
23896 dependencies for libgcc move.
23897 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23898 (clean-target, clean-target-libgcc): Delete.
23899 (srcdirify, GCC_EXTRA_PARTS): New macros.
23900 (libgcc-support, libgcc.mvars): New rules.
23901 (distclean): Remove mention of mklibgcc.
23902 (install): Don't reference INSTALL_LIBGCC.
23903 (install-common): Don't reference EXTRA_PARTS.
23904 (install-libgcc, install-multilib): Delete rules.
23905 * mklibgcc.in: Delete file.
23906 * doc/configfiles.texi: Don't mention mklibgcc.
23908 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23909 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23910 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23911 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23912 (mklibgcc, ldblspecs): Likewise.
23914 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23915 (posixpre.def): Use $(T).
23916 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23917 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23918 (SHLIB_LINK): Make dummy.
23919 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23921 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23923 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23924 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23925 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23926 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23928 * configure.ac (all_outputs): Remove mklibgcc.
23929 * configure: Regenerated.
23931 2007-01-03 Josh Conner <jconner@apple.com>
23933 PR middle-end/29683
23934 * calls.c (compute_argument_addresses): Set stack and stack_slot
23935 for partial args, too.
23936 (store_one_arg): Use locate.size.constant for the size when
23937 generating a save_area.
23939 2007-01-03 Robert Kennedy <jimbob@google.com>
23941 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23942 whose definitions are deleted due to basic block merging.
23944 2007-01-03 Paul Brook <paul@codesourcery.com>
23947 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23949 (use_return_insn): Return 0 for Thumb interrupt functions.
23950 (print_multi_reg): Add rfe argument for IRQ returns.
23951 (arm_output_epilogue): Pop interrupt return address directly into PC.
23952 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23954 2007-01-03 Paul Brook <paul@codesourcery.com>
23956 Merge from sourcerygxx-4_1.
23957 * config/arm/thumb2.md: New file.
23958 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23960 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23961 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23962 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23963 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23965 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23966 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23968 * config/arm/ieee754-sf.S: Ditto.
23969 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23970 (thumb1_base_register_rtx_p): ... to this.
23971 (thumb_index_register_rtx_p): Rename...
23972 (thumb1_index_register_rtx_p): ... to this.
23973 (thumb_output_function_prologue): Rename...
23974 (thumb1_output_function_prologue): ... to this.
23975 (thumb_legitimate_address_p): Rename...
23976 (thumb1_legitimate_address_p): ... to this.
23977 (thumb_rtx_costs): Rename...
23978 (thumb1_rtx_costs): ... to this.
23979 (thumb_compute_save_reg_mask): Rename...
23980 (thumb1_compute_save_reg_mask): ... to this.
23981 (thumb_final_prescan_insn): Rename...
23982 (thumb1_final_prescan_insn): ... to this.
23983 (thumb_expand_epilogue): Rename...
23984 (thumb1_expand_epilogue): ... to this.
23985 (arm_unwind_emit_stm): Rename...
23986 (arm_unwind_emit_sequence): ... to this.
23987 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23988 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23989 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23990 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23991 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23992 thumb2_output_casesi): New functions.
23993 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23994 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23995 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23996 THUMB2_WORK_REGS): Define.
23997 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23998 arm_condexec_mask, arm_condexec_masklen)): New variables.
23999 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
24000 (arm_override_options): Check new CPU capabilities.
24001 Set new architecture flag variables.
24002 (arm_isr_value): Handle v7m interrupt functions.
24003 (user_return_insn): Return 0 for v7m interrupt functions. Handle
24005 (const_ok_for_arm): Handle Thumb-2 constants.
24006 (arm_gen_constant): Ditto. Use movw when available.
24007 (arm_function_ok_for_sibcall): Return false for v7m interrupt
24009 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
24010 (thumb_find_work_register, arm_load_pic_register,
24011 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
24012 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
24013 print_multi_reg, output_mov_long_double_fpa_from_arm,
24014 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
24015 output_mov_double_fpa_from_arm, output_move_double,
24016 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
24017 output_return_instruction, arm_output_function_prologue,
24018 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
24019 arm_output_mi_thunk, thumb_set_return_address): Ditto.
24020 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
24021 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
24022 (arithmetic_instr, shift_op): Use arm_shift_nmem.
24023 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
24025 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
24026 (thumb_expand_prologue): Use thumb_set_frame_pointer.
24027 (arm_file_start): Output directive for unified syntax.
24028 (arm_unwind_emit_set): Handle stack alignment instruction.
24029 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
24030 Add v6t2, v7, v7a, v7r and v7m.
24031 (RETLDM): Add Thumb-2 code.
24032 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
24033 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
24034 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
24035 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
24036 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
24037 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
24038 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
24039 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
24040 ADJUST_INSN_LENGTH): Define.
24041 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
24042 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
24043 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
24044 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
24045 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
24046 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
24047 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
24048 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
24049 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
24050 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
24051 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
24052 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
24053 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
24054 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
24055 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
24056 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
24057 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
24059 * config/arm/arm-tune.md: Regenerate.
24060 * config/arm/arm-protos.h: Update prototypes.
24061 * config/arm/vfp.md: Enable patterns for Thumb-2.
24062 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
24063 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
24064 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
24065 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
24066 * config/arm/libunwind.S: Add Thumb-2 code.
24067 * config/arm/constraints.md: Update include Thumb-2.
24068 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
24069 * config/arm/ieee754-df.S: Ditto.
24070 * config/arm/bpabi.S: Ditto.
24071 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
24072 * config/arm/predicates.md (low_register_operand,
24073 low_reg_or_int_operand, thumb_16bit_operator): New.
24074 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
24075 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
24076 * config/arm/t-arm-elf: Add armv7 multilib.
24077 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
24079 (UNSPEC_STACK_ALIGN, ce_count): New.
24080 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
24081 arm_zero_extendsidi2, arm_zero_extendqidi2): New
24083 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
24084 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
24085 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
24086 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
24087 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
24088 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
24090 * doc/extend.texi: Document ARMv7-M interrupt functions.
24091 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
24093 2007-01-03 Jakub Jelinek <jakub@redhat.com>
24095 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
24096 (struct _Unwind_Context): Rename args_size to flags, remove
24097 signal_frame field, add a new args_size field and version field.
24098 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
24099 _Unwind_IsExtendedContext): New inline functions.
24100 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
24101 Assume by_value array is only present if _Unwind_IsExtendedContext.
24102 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
24103 _Unwind_IsSignalFrame.
24104 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
24105 (uw_update_context_1): Use _Unwind_SetSignalFrame.
24106 (uw_init_context_1): Initialize context->flags to
24107 EXTENDED_CONTEXT_BIT.
24108 * config/rs6000/linux-unwind.h (frob_update_context): Use
24109 _Unwind_SetSignalFrame.
24111 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24113 PR middle-end/30353
24114 * gimplify.c (gimplify_modify_expr_complex_part): Move below
24115 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
24118 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
24120 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
24121 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
24122 RET, AT_SP): Remove.
24123 * config/i386/i386.md (*sse_prologue_save_insn): Use return
24126 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24127 * cfgbuild.c (find_basic_blocks): Likewise.
24128 * cfgrtl.c (rtl_create_basic_block): Likewise.
24129 * function.c (temp_slots_at_level): Likewise.
24130 * reg-stack.c (stack_regs_mentioned): Likewise.
24131 * regclass.c (allocate_reg_info): Likewise.
24132 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24133 set_bb_for_stmt, move_block_to_fn): Likewise.
24134 * tree-complex.c (tree_lower_complex): Likewise.
24135 * vec.h (VEC_safe_grow_cleared): New.
24137 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
24139 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
24141 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
24142 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
24144 * cfgloopmanip.c (scale_loop_frequencies): Export.
24145 (loopify): Scale the frequencies by prescribed coefficients.
24146 (set_zero_probability): New function.
24147 (duplicate_loop_to_header_edge): Improve updating of frequencies.
24148 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
24149 and frequencies according to arguments.
24150 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
24152 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
24153 * modulo-sched.c (sms_schedule): Set probabilities for entering
24154 versioned loop correctly.
24155 * tree-vect-transform.c (vect_transform_loop): Ditto.
24156 * cfgloop.h (loopify, loop_version): Declaration changed.
24157 (scale_loop_frequencies): Declared.
24159 2007-01-02 Jan Hubicka <jh@suse.cz>
24161 * cgraph.c: Include tree-flow.h
24162 (cgraph_add_new-function): Handle IPA_SSA mode; execute
24163 early_local_passes.
24164 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
24165 * tree-pass.h (pass_all_early_optimizations): Declare.
24166 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
24167 early_local_passes.
24168 (cgraph_analyze_function): Do early_local_passes.
24169 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24170 Do not add referenced vars.
24171 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
24173 (gate_all_early_local_passes): New gate.
24174 (pass_early_local_passes): Use new gate.
24175 (execute_early_local_optimizations): New functions.
24176 (gate_all_early_optimizations): New gate.
24177 (pass_all_early_optimizations): New pass.
24178 (execute_free_datastructures): Free SSA only when initialized.
24179 (gate_init_datastructures): Init only when optimizing.
24180 (tree_lowering_passes): Do early local passes when called late.
24181 * tree-profile.c (do_tree_profiling): Don't profile functions added
24183 (do_early_tree_profiling, pass_early_tree_profile): Kill.
24184 * tree-cfg.c (update_modified_stmts): Do not update when operands are
24186 * passes.c (init_optimizations_passes): Reorder so we go into SSA
24187 during early_local_passes.
24188 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
24191 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24193 * Makefile.in: Update copyright year.
24195 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24197 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
24198 in $(lang_checks) and check-consistency targets.
24200 2007-01-02 Jan Hubicka <jh@suse.cz>
24202 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24203 Do not add referenced vars.
24204 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
24206 * passes.c (init_optimization_passes): Put mudflap_2 after
24207 free_datastructures.
24209 2007-01-02 Jan Hubicka <jh@suse.cz>
24211 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
24212 Set NOTHROW flag on call statements proved to be nothrow.
24213 Update statement of local calls so new pure/const functions are
24214 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
24216 (tree_rest_of_compilation): Register hooks and initialize bitmap
24217 early. Do not set after_inlining flag.
24219 2007-01-02 Steve Ellcey <sje@cup.hp.com>
24221 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
24222 HOST_BITS_PER_LONGLONG
24224 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24227 * c-typeck.c (store_init_value): Don't emit pedantic overflow
24228 warning for non-static initializers.
24230 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
24232 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
24233 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
24234 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
24235 Always use set_unique_reg_note to add REG_EQUAL notes.
24237 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24240 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24242 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24243 * cfgbuild.c (find_basic_blocks): Likewise.
24244 * cfgrtl.c (rtl_create_basic_block): Likewise.
24245 * function.c (temp_slots_at_level): Likewise.
24246 * reg-stack.c (stack_regs_mentioned): Likewise.
24247 * regclass.c (allocate_reg_info): Likewise.
24248 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24249 set_bb_for_stmt, move_block_to_fn): Likewise.
24250 * tree-complex.c (tree_lower_complex): Likewise.
24251 * vec.h (VEC_safe_grow_cleared): New.
24253 2007-01-02 Ian Lance Taylor <iant@google.com>
24255 * c-common.c (c_common_truthvalue_conversion): When warning about
24256 using an assignment as a truth value, set TREE_NO_WARNING.
24258 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24261 * c.opt (Wold-style-declaration): New.
24262 * doc/invoke.texi (C-only Warning Options): New.
24263 (Wold-style-declaration): Document it.
24264 (Wextra): Enabled by -Wextra.
24265 * c-opts.c (c_common_post_options): Enabled by -Wextra.
24266 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
24267 -Wold-style-declaration.
24269 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24271 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24272 * cfgbuild.c (find_basic_blocks): Likewise.
24273 * cfgrtl.c (rtl_create_basic_block): Likewise.
24274 * function.c (temp_slots_at_level): Likewise.
24275 * reg-stack.c (stack_regs_mentioned): Likewise.
24276 * regclass.c (allocate_reg_info): Likewise.
24277 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24278 set_bb_for_stmt, move_block_to_fn): Likewise.
24279 * tree-complex.c (tree_lower_complex): Likewise.
24280 * vec.h (VEC_safe_grow_cleared): New.
24282 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
24284 * c-common.c (c_common_nodes_and_builtins): Since variants of
24285 void_type_node get built before it is given a name, we need to
24286 give those variants the name, too.
24287 (complete_array_type): We need to work with the canonical main
24288 type of the array, from which we will build the qualified version.
24289 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
24290 * print-tree.c (print_node): Display canonical type information
24292 * stor-layout.c (layout_type): When we don't know the
24293 alignment of a type for which we're building an array, we end up
24294 guessing wrong, so make the type require structural equality.
24295 * tree.c (make_node_stat): When we build a new type, it is its
24296 own canonical type.
24297 (build_type_attribute_qual_variant): When building an attribute
24298 variant, its canonical type is the non-attribute variant. However,
24299 if the attributes are target-dependent and they differ, we need to
24300 use structural equality checks for this type.
24301 (build_qualified_type): A qualified type is not equivalent to its
24302 unqualified variant; set the canonical type appropriately.
24303 (build_distinct_type_copy): When building a distinct type from
24304 another type, the new type is its own canonical type.
24305 (build_variant_type_copy): When building a new type variant, we
24306 assume that it is equivalent to the original type.
24307 (build_pointer_type_for_mode): When building a pointer type, also
24308 build a canonical type pointer.
24309 (build_reference_type_for_mode): When building a reference type,
24310 also build a canonical type reference.
24311 (build_index_type): When we can't hash an index type (e.g.,
24312 because its maximum value is negative), the index type requires
24313 structural equality tests.
24314 (build_array_type): Build the canonical form of an array type.
24315 (build_function_type): Function types require structural equality,
24316 because they contain default arguments, attributes, etc.
24317 (build_method_type_directly): Ditto for method types.
24318 (build_offset_type): Build the canonical offset type.
24319 (build_complex_type): Build the canonical vector type.
24320 (make_vector_type): Build the canonical vector type.
24321 * tree.h (TYPE_CANONICAL): New.
24322 (TYPE_STRUCTURAL_EQUALITY_P): New.
24323 (SET_TYPE_STRUCTURAL_EQUALITY): New.
24324 (struct tree_type): Added "canonical" field.
24325 * params.h (VERIFY_CANONICAL_TYPES): New.
24326 * doc/c-tree.texi (TYPE_CANONICAL): Document.
24327 (TYPE_STRUCTURAL_EQUALITY_P): Document.
24328 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
24329 * doc/invoke.texi (verify-canonical-types): Document --param
24330 parameter for verifying canonical types.
24332 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24334 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
24335 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
24336 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
24337 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
24339 * config/rs6000/e500.h: New.
24340 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
24341 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
24343 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
24344 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
24345 TARGET_E500_DOUBLE): Remove.
24346 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
24347 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
24348 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
24349 * config/rs6000/rs6000.c (rs6000_override_options): Use
24350 CHECK_E500_OPTIONS.
24352 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24354 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
24355 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
24356 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
24357 rs6000_emit_cmove): Don't check TARGET_E500.
24358 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
24359 sordered): Don't check TARGET_E500.
24361 2007-01-01 Eric Christopher <echristo@apple.com>
24363 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
24364 HARD_REGISTER_NUM_P.
24366 2007-01-01 Roger Sayle <roger@eyesopen.com>
24368 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
24369 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
24370 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
24373 2007-01-01 Mike Stump <mrs@apple.com>
24375 * configure.ac: Remove support for building with Apple's gcc-3.1.
24377 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24379 PR middle-end/30311
24380 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
24381 REG is a hard register. Do not modify REG before calling
24383 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
24384 multiple of the size of YMODE for certain lowpart cases.
24386 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24388 PR middle-end/30253
24389 * gimplify (voidify_wrapper_expr): Update for
24390 GIMPLE_MODIFY_STMT.
24392 2007-01-01 Andreas Schwab <schwab@suse.de>
24395 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
24396 save of BR0 in extra_spill_size instead of spill_size.
24397 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
24399 (ia64_expand_epilogue): Restore BR0 from its new location.
24401 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24403 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
24404 Use a temporary variable if the left hand side is not a gimple
24407 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24409 * gimplify.c (gimplify_return_expr): Make the temporary variable
24410 for the return expression, a gimple register variable.
24412 2007-01-01 Jan Hubicka <jh@suse.cz>
24414 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
24417 2007-01-01 Mike Stump <mrs@apple.com>
24419 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
24421 * config/darwin.c (machopic_select_rtx_section): Use
24422 HAVE_GAS_LITERAL16.
24423 (darwin_mergeable_constant_section): Likewise.
24424 * configure: Regenerate.
24425 * config.in: Regenerate.
24427 2007-01-01 Jan Hubicka <jh@suse.cz>
24428 Andrew Pinski <pinskia@gmail.com>
24430 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
24431 before starting IPA passes.